v4.19.13 snapshot.
diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile
new file mode 100644
index 0000000..442fc3d
--- /dev/null
+++ b/drivers/scsi/bfa/Makefile
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-$(CONFIG_SCSI_BFA_FC) := bfa.o
+
+bfa-y := bfad.o bfad_im.o bfad_attr.o bfad_debugfs.o bfad_bsg.o
+bfa-y += bfa_ioc.o bfa_ioc_cb.o bfa_ioc_ct.o bfa_hw_cb.o bfa_hw_ct.o
+bfa-y += bfa_fcs.o bfa_fcs_lport.o bfa_fcs_rport.o bfa_fcs_fcpim.o bfa_fcbuild.o
+bfa-y += bfa_port.o bfa_fcpim.o bfa_core.o bfa_svc.o
diff --git a/drivers/scsi/bfa/bfa.h b/drivers/scsi/bfa/bfa.h
new file mode 100644
index 0000000..0e119d8
--- /dev/null
+++ b/drivers/scsi/bfa/bfa.h
@@ -0,0 +1,449 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_H__
+#define __BFA_H__
+
+#include "bfad_drv.h"
+#include "bfa_cs.h"
+#include "bfa_plog.h"
+#include "bfa_defs_svc.h"
+#include "bfi.h"
+#include "bfa_ioc.h"
+
+struct bfa_s;
+
+typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m);
+typedef void (*bfa_cb_cbfn_status_t) (void *cbarg, bfa_status_t status);
+
+/*
+ * Interrupt message handlers
+ */
+void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m);
+
+/*
+ * Request and response queue related defines
+ */
+#define BFA_REQQ_NELEMS_MIN (4)
+#define BFA_RSPQ_NELEMS_MIN (4)
+
+#define bfa_reqq_pi(__bfa, __reqq) ((__bfa)->iocfc.req_cq_pi[__reqq])
+#define bfa_reqq_ci(__bfa, __reqq) \
+ (*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva))
+
+#define bfa_reqq_full(__bfa, __reqq) \
+ (((bfa_reqq_pi(__bfa, __reqq) + 1) & \
+ ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) == \
+ bfa_reqq_ci(__bfa, __reqq))
+
+#define bfa_reqq_next(__bfa, __reqq) \
+ (bfa_reqq_full(__bfa, __reqq) ? NULL : \
+ ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \
+ + bfa_reqq_pi((__bfa), (__reqq)))))
+
+#define bfa_reqq_produce(__bfa, __reqq, __mh) do { \
+ (__mh).mtag.h2i.qid = (__bfa)->iocfc.hw_qid[__reqq];\
+ (__bfa)->iocfc.req_cq_pi[__reqq]++; \
+ (__bfa)->iocfc.req_cq_pi[__reqq] &= \
+ ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1); \
+ writel((__bfa)->iocfc.req_cq_pi[__reqq], \
+ (__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq]); \
+ mmiowb(); \
+ } while (0)
+
+#define bfa_rspq_pi(__bfa, __rspq) \
+ (*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva))
+
+#define bfa_rspq_ci(__bfa, __rspq) ((__bfa)->iocfc.rsp_cq_ci[__rspq])
+#define bfa_rspq_elem(__bfa, __rspq, __ci) \
+ (&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci])
+
+#define CQ_INCR(__index, __size) do { \
+ (__index)++; \
+ (__index) &= ((__size) - 1); \
+} while (0)
+
+/*
+ * Circular queue usage assignments
+ */
+enum {
+ BFA_REQQ_IOC = 0, /* all low-priority IOC msgs */
+ BFA_REQQ_FCXP = 0, /* all FCXP messages */
+ BFA_REQQ_LPS = 0, /* all lport service msgs */
+ BFA_REQQ_PORT = 0, /* all port messages */
+ BFA_REQQ_FLASH = 0, /* for flash module */
+ BFA_REQQ_DIAG = 0, /* for diag module */
+ BFA_REQQ_RPORT = 0, /* all port messages */
+ BFA_REQQ_SBOOT = 0, /* all san boot messages */
+ BFA_REQQ_QOS_LO = 1, /* all low priority IO */
+ BFA_REQQ_QOS_MD = 2, /* all medium priority IO */
+ BFA_REQQ_QOS_HI = 3, /* all high priority IO */
+};
+
+static inline void
+bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg),
+ void *cbarg)
+{
+ wqe->qresume = qresume;
+ wqe->cbarg = cbarg;
+}
+
+#define bfa_reqq(__bfa, __reqq) (&(__bfa)->reqq_waitq[__reqq])
+
+/*
+ * static inline void
+ * bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe)
+ */
+#define bfa_reqq_wait(__bfa, __reqq, __wqe) do { \
+ \
+ struct list_head *waitq = bfa_reqq(__bfa, __reqq); \
+ \
+ WARN_ON(((__reqq) >= BFI_IOC_MAX_CQS)); \
+ WARN_ON(!((__wqe)->qresume && (__wqe)->cbarg)); \
+ \
+ list_add_tail(&(__wqe)->qe, waitq); \
+ } while (0)
+
+#define bfa_reqq_wcancel(__wqe) list_del(&(__wqe)->qe)
+
+#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do { \
+ (__hcb_qe)->cbfn = (__cbfn); \
+ (__hcb_qe)->cbarg = (__cbarg); \
+ (__hcb_qe)->pre_rmv = BFA_FALSE; \
+ list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
+ } while (0)
+
+#define bfa_cb_dequeue(__hcb_qe) list_del(&(__hcb_qe)->qe)
+
+#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do { \
+ (__hcb_qe)->cbfn = (__cbfn); \
+ (__hcb_qe)->cbarg = (__cbarg); \
+ if (!(__hcb_qe)->once) { \
+ list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
+ (__hcb_qe)->once = BFA_TRUE; \
+ } \
+ } while (0)
+
+#define bfa_cb_queue_status(__bfa, __hcb_qe, __status) do { \
+ (__hcb_qe)->fw_status = (__status); \
+ list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
+} while (0)
+
+#define bfa_cb_queue_done(__hcb_qe) do { \
+ (__hcb_qe)->once = BFA_FALSE; \
+ } while (0)
+
+
+/*
+ * PCI devices supported by the current BFA
+ */
+struct bfa_pciid_s {
+ u16 device_id;
+ u16 vendor_id;
+};
+
+extern char bfa_version[];
+
+struct bfa_iocfc_regs_s {
+ void __iomem *intr_status;
+ void __iomem *intr_mask;
+ void __iomem *cpe_q_pi[BFI_IOC_MAX_CQS];
+ void __iomem *cpe_q_ci[BFI_IOC_MAX_CQS];
+ void __iomem *cpe_q_ctrl[BFI_IOC_MAX_CQS];
+ void __iomem *rme_q_ci[BFI_IOC_MAX_CQS];
+ void __iomem *rme_q_pi[BFI_IOC_MAX_CQS];
+ void __iomem *rme_q_ctrl[BFI_IOC_MAX_CQS];
+};
+
+/*
+ * MSIX vector handlers
+ */
+#define BFA_MSIX_MAX_VECTORS 22
+typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec);
+struct bfa_msix_s {
+ int nvecs;
+ bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS];
+};
+
+/*
+ * Chip specific interfaces
+ */
+struct bfa_hwif_s {
+ void (*hw_reginit)(struct bfa_s *bfa);
+ void (*hw_reqq_ack)(struct bfa_s *bfa, int reqq);
+ void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq, u32 ci);
+ void (*hw_msix_init)(struct bfa_s *bfa, int nvecs);
+ void (*hw_msix_ctrl_install)(struct bfa_s *bfa);
+ void (*hw_msix_queue_install)(struct bfa_s *bfa);
+ void (*hw_msix_uninstall)(struct bfa_s *bfa);
+ void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix);
+ void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap,
+ u32 *nvecs, u32 *maxvec);
+ void (*hw_msix_get_rme_range) (struct bfa_s *bfa, u32 *start,
+ u32 *end);
+ int cpe_vec_q0;
+ int rme_vec_q0;
+};
+typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status);
+
+struct bfa_faa_cbfn_s {
+ bfa_cb_iocfc_t faa_cbfn;
+ void *faa_cbarg;
+};
+
+#define BFA_FAA_ENABLED 1
+#define BFA_FAA_DISABLED 2
+
+/*
+ * FAA attributes
+ */
+struct bfa_faa_attr_s {
+ wwn_t faa;
+ u8 faa_state;
+ u8 pwwn_source;
+ u8 rsvd[6];
+};
+
+struct bfa_faa_args_s {
+ struct bfa_faa_attr_s *faa_attr;
+ struct bfa_faa_cbfn_s faa_cb;
+ u8 faa_state;
+ bfa_boolean_t busy;
+};
+
+struct bfa_iocfc_s {
+ bfa_fsm_t fsm;
+ struct bfa_s *bfa;
+ struct bfa_iocfc_cfg_s cfg;
+ u32 req_cq_pi[BFI_IOC_MAX_CQS];
+ u32 rsp_cq_ci[BFI_IOC_MAX_CQS];
+ u8 hw_qid[BFI_IOC_MAX_CQS];
+ struct bfa_cb_qe_s init_hcb_qe;
+ struct bfa_cb_qe_s stop_hcb_qe;
+ struct bfa_cb_qe_s dis_hcb_qe;
+ struct bfa_cb_qe_s en_hcb_qe;
+ struct bfa_cb_qe_s stats_hcb_qe;
+ bfa_boolean_t submod_enabled;
+ bfa_boolean_t cb_reqd; /* Driver call back reqd */
+ bfa_status_t op_status; /* Status of bfa iocfc op */
+
+ struct bfa_dma_s cfg_info;
+ struct bfi_iocfc_cfg_s *cfginfo;
+ struct bfa_dma_s cfgrsp_dma;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp;
+ struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS];
+ struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS];
+ struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS];
+ struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS];
+ struct bfa_iocfc_regs_s bfa_regs; /* BFA device registers */
+ struct bfa_hwif_s hwif;
+ bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */
+ void *updateq_cbarg; /* bios callback arg */
+ u32 intr_mask;
+ struct bfa_faa_args_s faa_args;
+ struct bfa_mem_dma_s ioc_dma;
+ struct bfa_mem_dma_s iocfc_dma;
+ struct bfa_mem_dma_s reqq_dma[BFI_IOC_MAX_CQS];
+ struct bfa_mem_dma_s rspq_dma[BFI_IOC_MAX_CQS];
+ struct bfa_mem_kva_s kva_seg;
+};
+
+#define BFA_MEM_IOC_DMA(_bfa) (&((_bfa)->iocfc.ioc_dma))
+#define BFA_MEM_IOCFC_DMA(_bfa) (&((_bfa)->iocfc.iocfc_dma))
+#define BFA_MEM_REQQ_DMA(_bfa, _qno) (&((_bfa)->iocfc.reqq_dma[(_qno)]))
+#define BFA_MEM_RSPQ_DMA(_bfa, _qno) (&((_bfa)->iocfc.rspq_dma[(_qno)]))
+#define BFA_MEM_IOCFC_KVA(_bfa) (&((_bfa)->iocfc.kva_seg))
+
+#define bfa_fn_lpu(__bfa) \
+ bfi_fn_lpu(bfa_ioc_pcifn(&(__bfa)->ioc), bfa_ioc_portid(&(__bfa)->ioc))
+#define bfa_msix_init(__bfa, __nvecs) \
+ ((__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs))
+#define bfa_msix_ctrl_install(__bfa) \
+ ((__bfa)->iocfc.hwif.hw_msix_ctrl_install(__bfa))
+#define bfa_msix_queue_install(__bfa) \
+ ((__bfa)->iocfc.hwif.hw_msix_queue_install(__bfa))
+#define bfa_msix_uninstall(__bfa) \
+ ((__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa))
+#define bfa_isr_rspq_ack(__bfa, __queue, __ci) \
+ ((__bfa)->iocfc.hwif.hw_rspq_ack(__bfa, __queue, __ci))
+#define bfa_isr_reqq_ack(__bfa, __queue) do { \
+ if ((__bfa)->iocfc.hwif.hw_reqq_ack) \
+ (__bfa)->iocfc.hwif.hw_reqq_ack(__bfa, __queue); \
+} while (0)
+#define bfa_isr_mode_set(__bfa, __msix) do { \
+ if ((__bfa)->iocfc.hwif.hw_isr_mode_set) \
+ (__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix); \
+} while (0)
+#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \
+ ((__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, \
+ __nvecs, __maxvec))
+#define bfa_msix_get_rme_range(__bfa, __start, __end) \
+ ((__bfa)->iocfc.hwif.hw_msix_get_rme_range(__bfa, __start, __end))
+#define bfa_msix(__bfa, __vec) \
+ ((__bfa)->msix.handler[__vec](__bfa, __vec))
+
+/*
+ * FC specific IOC functions.
+ */
+void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_meminfo_s *meminfo,
+ struct bfa_s *bfa);
+void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad,
+ struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev);
+void bfa_iocfc_init(struct bfa_s *bfa);
+void bfa_iocfc_start(struct bfa_s *bfa);
+void bfa_iocfc_stop(struct bfa_s *bfa);
+void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg);
+void bfa_iocfc_set_snsbase(struct bfa_s *bfa, int seg_no, u64 snsbase_pa);
+bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa);
+void bfa_iocfc_reset_queues(struct bfa_s *bfa);
+
+void bfa_msix_all(struct bfa_s *bfa, int vec);
+void bfa_msix_reqq(struct bfa_s *bfa, int vec);
+void bfa_msix_rspq(struct bfa_s *bfa, int vec);
+void bfa_msix_lpu_err(struct bfa_s *bfa, int vec);
+
+void bfa_hwcb_reginit(struct bfa_s *bfa);
+void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci);
+void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs);
+void bfa_hwcb_msix_ctrl_install(struct bfa_s *bfa);
+void bfa_hwcb_msix_queue_install(struct bfa_s *bfa);
+void bfa_hwcb_msix_uninstall(struct bfa_s *bfa);
+void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
+void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs,
+ u32 *maxvec);
+void bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start,
+ u32 *end);
+void bfa_hwct_reginit(struct bfa_s *bfa);
+void bfa_hwct2_reginit(struct bfa_s *bfa);
+void bfa_hwct_reqq_ack(struct bfa_s *bfa, int rspq);
+void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci);
+void bfa_hwct2_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci);
+void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs);
+void bfa_hwct_msix_ctrl_install(struct bfa_s *bfa);
+void bfa_hwct_msix_queue_install(struct bfa_s *bfa);
+void bfa_hwct_msix_uninstall(struct bfa_s *bfa);
+void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
+void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs,
+ u32 *maxvec);
+void bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start,
+ u32 *end);
+void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns);
+int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa,
+ struct bfi_pbc_vport_s *pbc_vport);
+
+
+/*
+ *----------------------------------------------------------------------
+ * BFA public interfaces
+ *----------------------------------------------------------------------
+ */
+#define bfa_stats(_mod, _stats) ((_mod)->stats._stats++)
+#define bfa_ioc_get_stats(__bfa, __ioc_stats) \
+ bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats)
+#define bfa_ioc_clear_stats(__bfa) \
+ bfa_ioc_clr_stats(&(__bfa)->ioc)
+#define bfa_get_nports(__bfa) \
+ bfa_ioc_get_nports(&(__bfa)->ioc)
+#define bfa_get_adapter_manufacturer(__bfa, __manufacturer) \
+ bfa_ioc_get_adapter_manufacturer(&(__bfa)->ioc, __manufacturer)
+#define bfa_get_adapter_model(__bfa, __model) \
+ bfa_ioc_get_adapter_model(&(__bfa)->ioc, __model)
+#define bfa_get_adapter_serial_num(__bfa, __serial_num) \
+ bfa_ioc_get_adapter_serial_num(&(__bfa)->ioc, __serial_num)
+#define bfa_get_adapter_fw_ver(__bfa, __fw_ver) \
+ bfa_ioc_get_adapter_fw_ver(&(__bfa)->ioc, __fw_ver)
+#define bfa_get_adapter_optrom_ver(__bfa, __optrom_ver) \
+ bfa_ioc_get_adapter_optrom_ver(&(__bfa)->ioc, __optrom_ver)
+#define bfa_get_pci_chip_rev(__bfa, __chip_rev) \
+ bfa_ioc_get_pci_chip_rev(&(__bfa)->ioc, __chip_rev)
+#define bfa_get_ioc_state(__bfa) \
+ bfa_ioc_get_state(&(__bfa)->ioc)
+#define bfa_get_type(__bfa) \
+ bfa_ioc_get_type(&(__bfa)->ioc)
+#define bfa_get_mac(__bfa) \
+ bfa_ioc_get_mac(&(__bfa)->ioc)
+#define bfa_get_mfg_mac(__bfa) \
+ bfa_ioc_get_mfg_mac(&(__bfa)->ioc)
+#define bfa_get_fw_clock_res(__bfa) \
+ ((__bfa)->iocfc.cfgrsp->fwcfg.fw_tick_res)
+
+/*
+ * lun mask macros return NULL when min cfg is enabled and there is
+ * no memory allocated for lunmask.
+ */
+#define bfa_get_lun_mask(__bfa) \
+ ((&(__bfa)->modules.dconf_mod)->min_cfg) ? NULL : \
+ (&(BFA_DCONF_MOD(__bfa)->dconf->lun_mask))
+
+#define bfa_get_lun_mask_list(_bfa) \
+ ((&(_bfa)->modules.dconf_mod)->min_cfg) ? NULL : \
+ (bfa_get_lun_mask(_bfa)->lun_list)
+
+#define bfa_get_lun_mask_status(_bfa) \
+ (((&(_bfa)->modules.dconf_mod)->min_cfg) \
+ ? BFA_LUNMASK_MINCFG : ((bfa_get_lun_mask(_bfa))->status))
+
+void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids);
+void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg);
+void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg);
+void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_meminfo_s *meminfo,
+ struct bfa_s *bfa);
+void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_meminfo_s *meminfo,
+ struct bfa_pcidev_s *pcidev);
+void bfa_detach(struct bfa_s *bfa);
+void bfa_cb_init(void *bfad, bfa_status_t status);
+void bfa_cb_updateq(void *bfad, bfa_status_t status);
+
+bfa_boolean_t bfa_intx(struct bfa_s *bfa);
+void bfa_isr_enable(struct bfa_s *bfa);
+void bfa_isr_disable(struct bfa_s *bfa);
+
+void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q);
+void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q);
+void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q);
+
+typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status);
+void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr);
+
+
+bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
+ struct bfa_iocfc_intr_attr_s *attr);
+
+void bfa_iocfc_enable(struct bfa_s *bfa);
+void bfa_iocfc_disable(struct bfa_s *bfa);
+#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \
+ bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)
+
+struct bfa_cb_pending_q_s {
+ struct bfa_cb_qe_s hcb_qe;
+ void *data; /* Driver buffer */
+};
+
+/* Common macros to operate on pending stats/attr apis */
+#define bfa_pending_q_init(__qe, __cbfn, __cbarg, __data) do { \
+ bfa_q_qe_init(&((__qe)->hcb_qe.qe)); \
+ (__qe)->hcb_qe.cbfn = (__cbfn); \
+ (__qe)->hcb_qe.cbarg = (__cbarg); \
+ (__qe)->hcb_qe.pre_rmv = BFA_TRUE; \
+ (__qe)->data = (__data); \
+} while (0)
+
+#endif /* __BFA_H__ */
diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c
new file mode 100644
index 0000000..10a63be
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_core.c
@@ -0,0 +1,2016 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_modules.h"
+#include "bfi_reg.h"
+
+BFA_TRC_FILE(HAL, CORE);
+
+/*
+ * Message handlers for various modules.
+ */
+static bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = {
+ bfa_isr_unhandled, /* NONE */
+ bfa_isr_unhandled, /* BFI_MC_IOC */
+ bfa_fcdiag_intr, /* BFI_MC_DIAG */
+ bfa_isr_unhandled, /* BFI_MC_FLASH */
+ bfa_isr_unhandled, /* BFI_MC_CEE */
+ bfa_fcport_isr, /* BFI_MC_FCPORT */
+ bfa_isr_unhandled, /* BFI_MC_IOCFC */
+ bfa_isr_unhandled, /* BFI_MC_LL */
+ bfa_uf_isr, /* BFI_MC_UF */
+ bfa_fcxp_isr, /* BFI_MC_FCXP */
+ bfa_lps_isr, /* BFI_MC_LPS */
+ bfa_rport_isr, /* BFI_MC_RPORT */
+ bfa_itn_isr, /* BFI_MC_ITN */
+ bfa_isr_unhandled, /* BFI_MC_IOIM_READ */
+ bfa_isr_unhandled, /* BFI_MC_IOIM_WRITE */
+ bfa_isr_unhandled, /* BFI_MC_IOIM_IO */
+ bfa_ioim_isr, /* BFI_MC_IOIM */
+ bfa_ioim_good_comp_isr, /* BFI_MC_IOIM_IOCOM */
+ bfa_tskim_isr, /* BFI_MC_TSKIM */
+ bfa_isr_unhandled, /* BFI_MC_SBOOT */
+ bfa_isr_unhandled, /* BFI_MC_IPFC */
+ bfa_isr_unhandled, /* BFI_MC_PORT */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+};
+/*
+ * Message handlers for mailbox command classes
+ */
+static bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = {
+ NULL,
+ NULL, /* BFI_MC_IOC */
+ NULL, /* BFI_MC_DIAG */
+ NULL, /* BFI_MC_FLASH */
+ NULL, /* BFI_MC_CEE */
+ NULL, /* BFI_MC_PORT */
+ bfa_iocfc_isr, /* BFI_MC_IOCFC */
+ NULL,
+};
+
+
+
+void
+__bfa_trc(struct bfa_trc_mod_s *trcm, int fileno, int line, u64 data)
+{
+ int tail = trcm->tail;
+ struct bfa_trc_s *trc = &trcm->trc[tail];
+
+ if (trcm->stopped)
+ return;
+
+ trc->fileno = (u16) fileno;
+ trc->line = (u16) line;
+ trc->data.u64 = data;
+ trc->timestamp = BFA_TRC_TS(trcm);
+
+ trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1);
+ if (trcm->tail == trcm->head)
+ trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1);
+}
+
+static void
+bfa_com_port_attach(struct bfa_s *bfa)
+{
+ struct bfa_port_s *port = &bfa->modules.port;
+ struct bfa_mem_dma_s *port_dma = BFA_MEM_PORT_DMA(bfa);
+
+ bfa_port_attach(port, &bfa->ioc, bfa, bfa->trcmod);
+ bfa_port_mem_claim(port, port_dma->kva_curp, port_dma->dma_curp);
+}
+
+/*
+ * ablk module attach
+ */
+static void
+bfa_com_ablk_attach(struct bfa_s *bfa)
+{
+ struct bfa_ablk_s *ablk = &bfa->modules.ablk;
+ struct bfa_mem_dma_s *ablk_dma = BFA_MEM_ABLK_DMA(bfa);
+
+ bfa_ablk_attach(ablk, &bfa->ioc);
+ bfa_ablk_memclaim(ablk, ablk_dma->kva_curp, ablk_dma->dma_curp);
+}
+
+static void
+bfa_com_cee_attach(struct bfa_s *bfa)
+{
+ struct bfa_cee_s *cee = &bfa->modules.cee;
+ struct bfa_mem_dma_s *cee_dma = BFA_MEM_CEE_DMA(bfa);
+
+ cee->trcmod = bfa->trcmod;
+ bfa_cee_attach(cee, &bfa->ioc, bfa);
+ bfa_cee_mem_claim(cee, cee_dma->kva_curp, cee_dma->dma_curp);
+}
+
+static void
+bfa_com_sfp_attach(struct bfa_s *bfa)
+{
+ struct bfa_sfp_s *sfp = BFA_SFP_MOD(bfa);
+ struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa);
+
+ bfa_sfp_attach(sfp, &bfa->ioc, bfa, bfa->trcmod);
+ bfa_sfp_memclaim(sfp, sfp_dma->kva_curp, sfp_dma->dma_curp);
+}
+
+static void
+bfa_com_flash_attach(struct bfa_s *bfa, bfa_boolean_t mincfg)
+{
+ struct bfa_flash_s *flash = BFA_FLASH(bfa);
+ struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa);
+
+ bfa_flash_attach(flash, &bfa->ioc, bfa, bfa->trcmod, mincfg);
+ bfa_flash_memclaim(flash, flash_dma->kva_curp,
+ flash_dma->dma_curp, mincfg);
+}
+
+static void
+bfa_com_diag_attach(struct bfa_s *bfa)
+{
+ struct bfa_diag_s *diag = BFA_DIAG_MOD(bfa);
+ struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa);
+
+ bfa_diag_attach(diag, &bfa->ioc, bfa, bfa_fcport_beacon, bfa->trcmod);
+ bfa_diag_memclaim(diag, diag_dma->kva_curp, diag_dma->dma_curp);
+}
+
+static void
+bfa_com_phy_attach(struct bfa_s *bfa, bfa_boolean_t mincfg)
+{
+ struct bfa_phy_s *phy = BFA_PHY(bfa);
+ struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa);
+
+ bfa_phy_attach(phy, &bfa->ioc, bfa, bfa->trcmod, mincfg);
+ bfa_phy_memclaim(phy, phy_dma->kva_curp, phy_dma->dma_curp, mincfg);
+}
+
+static void
+bfa_com_fru_attach(struct bfa_s *bfa, bfa_boolean_t mincfg)
+{
+ struct bfa_fru_s *fru = BFA_FRU(bfa);
+ struct bfa_mem_dma_s *fru_dma = BFA_MEM_FRU_DMA(bfa);
+
+ bfa_fru_attach(fru, &bfa->ioc, bfa, bfa->trcmod, mincfg);
+ bfa_fru_memclaim(fru, fru_dma->kva_curp, fru_dma->dma_curp, mincfg);
+}
+
+/*
+ * BFA IOC FC related definitions
+ */
+
+/*
+ * IOC local definitions
+ */
+#define BFA_IOCFC_TOV 5000 /* msecs */
+
+enum {
+ BFA_IOCFC_ACT_NONE = 0,
+ BFA_IOCFC_ACT_INIT = 1,
+ BFA_IOCFC_ACT_STOP = 2,
+ BFA_IOCFC_ACT_DISABLE = 3,
+ BFA_IOCFC_ACT_ENABLE = 4,
+};
+
+#define DEF_CFG_NUM_FABRICS 1
+#define DEF_CFG_NUM_LPORTS 256
+#define DEF_CFG_NUM_CQS 4
+#define DEF_CFG_NUM_IOIM_REQS (BFA_IOIM_MAX)
+#define DEF_CFG_NUM_TSKIM_REQS 128
+#define DEF_CFG_NUM_FCXP_REQS 64
+#define DEF_CFG_NUM_UF_BUFS 64
+#define DEF_CFG_NUM_RPORTS 1024
+#define DEF_CFG_NUM_ITNIMS (DEF_CFG_NUM_RPORTS)
+#define DEF_CFG_NUM_TINS 256
+
+#define DEF_CFG_NUM_SGPGS 2048
+#define DEF_CFG_NUM_REQQ_ELEMS 256
+#define DEF_CFG_NUM_RSPQ_ELEMS 64
+#define DEF_CFG_NUM_SBOOT_TGTS 16
+#define DEF_CFG_NUM_SBOOT_LUNS 16
+
+/*
+ * IOCFC state machine definitions/declarations
+ */
+bfa_fsm_state_decl(bfa_iocfc, stopped, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, initing, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, dconf_read, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, init_cfg_wait,
+ struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, init_cfg_done,
+ struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, operational,
+ struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, dconf_write,
+ struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, stopping, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, enabling, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, cfg_wait, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, disabling, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, disabled, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, failed, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, init_failed,
+ struct bfa_iocfc_s, enum iocfc_event);
+
+/*
+ * forward declaration for IOC FC functions
+ */
+static void bfa_iocfc_start_submod(struct bfa_s *bfa);
+static void bfa_iocfc_disable_submod(struct bfa_s *bfa);
+static void bfa_iocfc_send_cfg(void *bfa_arg);
+static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status);
+static void bfa_iocfc_disable_cbfn(void *bfa_arg);
+static void bfa_iocfc_hbfail_cbfn(void *bfa_arg);
+static void bfa_iocfc_reset_cbfn(void *bfa_arg);
+static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn;
+static void bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete);
+static void bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl);
+static void bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl);
+static void bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl);
+
+static void
+bfa_iocfc_sm_stopped_entry(struct bfa_iocfc_s *iocfc)
+{
+}
+
+static void
+bfa_iocfc_sm_stopped(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_INIT:
+ case IOCFC_E_ENABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_initing);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_initing_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_ioc_enable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_initing(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_IOC_ENABLED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read);
+ break;
+
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+ break;
+
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_dconf_read_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_dconf_modinit(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_dconf_read(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_DCONF_DONE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_wait);
+ break;
+
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+ break;
+
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_init_cfg_wait_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_iocfc_send_cfg(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_init_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_CFG_DONE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_done);
+ break;
+
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+ break;
+
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_init_cfg_done_entry(struct bfa_iocfc_s *iocfc)
+{
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe,
+ bfa_iocfc_init_cb, iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_init_cfg_done(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_START:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational);
+ break;
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+ break;
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_operational_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_fcport_init(iocfc->bfa);
+ bfa_iocfc_start_submod(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_operational(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+ break;
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_dconf_write_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_dconf_modexit(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_dconf_write(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_DCONF_DONE:
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_stopping_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_ioc_disable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_stopping(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_IOC_DISABLED:
+ bfa_isr_disable(iocfc->bfa);
+ bfa_iocfc_disable_submod(iocfc->bfa);
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped);
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.stop_hcb_qe,
+ bfa_iocfc_stop_cb, iocfc->bfa);
+ break;
+
+ case IOCFC_E_IOC_ENABLED:
+ case IOCFC_E_DCONF_DONE:
+ case IOCFC_E_CFG_DONE:
+ break;
+
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_enabling_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_ioc_enable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_enabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_IOC_ENABLED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait);
+ break;
+
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+ break;
+
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+
+ if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE)
+ break;
+
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe,
+ bfa_iocfc_enable_cb, iocfc->bfa);
+ iocfc->bfa->iocfc.cb_reqd = BFA_FALSE;
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_cfg_wait_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_iocfc_send_cfg(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_CFG_DONE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational);
+ if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE)
+ break;
+
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe,
+ bfa_iocfc_enable_cb, iocfc->bfa);
+ iocfc->bfa->iocfc.cb_reqd = BFA_FALSE;
+ break;
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+ break;
+ case IOCFC_E_IOC_FAILED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+ if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE)
+ break;
+
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe,
+ bfa_iocfc_enable_cb, iocfc->bfa);
+ iocfc->bfa->iocfc.cb_reqd = BFA_FALSE;
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_disabling_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_ioc_disable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_disabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_IOC_DISABLED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabled);
+ break;
+ case IOCFC_E_IOC_ENABLED:
+ case IOCFC_E_DCONF_DONE:
+ case IOCFC_E_CFG_DONE:
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_disabled_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_isr_disable(iocfc->bfa);
+ bfa_iocfc_disable_submod(iocfc->bfa);
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe,
+ bfa_iocfc_disable_cb, iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_disabled(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+ break;
+ case IOCFC_E_ENABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_enabling);
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_failed_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_isr_disable(iocfc->bfa);
+ bfa_iocfc_disable_submod(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+ break;
+ case IOCFC_E_DISABLE:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+ break;
+ case IOCFC_E_IOC_ENABLED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait);
+ break;
+ case IOCFC_E_IOC_FAILED:
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+static void
+bfa_iocfc_sm_init_failed_entry(struct bfa_iocfc_s *iocfc)
+{
+ bfa_isr_disable(iocfc->bfa);
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe,
+ bfa_iocfc_init_cb, iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_init_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+ bfa_trc(iocfc->bfa, event);
+
+ switch (event) {
+ case IOCFC_E_STOP:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+ break;
+ case IOCFC_E_DISABLE:
+ bfa_ioc_disable(&iocfc->bfa->ioc);
+ break;
+ case IOCFC_E_IOC_ENABLED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read);
+ break;
+ case IOCFC_E_IOC_DISABLED:
+ bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped);
+ iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+ bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe,
+ bfa_iocfc_disable_cb, iocfc->bfa);
+ break;
+ case IOCFC_E_IOC_FAILED:
+ break;
+ default:
+ bfa_sm_fault(iocfc->bfa, event);
+ break;
+ }
+}
+
+/*
+ * BFA Interrupt handling functions
+ */
+static void
+bfa_reqq_resume(struct bfa_s *bfa, int qid)
+{
+ struct list_head *waitq, *qe, *qen;
+ struct bfa_reqq_wait_s *wqe;
+
+ waitq = bfa_reqq(bfa, qid);
+ list_for_each_safe(qe, qen, waitq) {
+ /*
+ * Callback only as long as there is room in request queue
+ */
+ if (bfa_reqq_full(bfa, qid))
+ break;
+
+ list_del(qe);
+ wqe = (struct bfa_reqq_wait_s *) qe;
+ wqe->qresume(wqe->cbarg);
+ }
+}
+
+bfa_boolean_t
+bfa_isr_rspq(struct bfa_s *bfa, int qid)
+{
+ struct bfi_msg_s *m;
+ u32 pi, ci;
+ struct list_head *waitq;
+ bfa_boolean_t ret;
+
+ ci = bfa_rspq_ci(bfa, qid);
+ pi = bfa_rspq_pi(bfa, qid);
+
+ ret = (ci != pi);
+
+ while (ci != pi) {
+ m = bfa_rspq_elem(bfa, qid, ci);
+ WARN_ON(m->mhdr.msg_class >= BFI_MC_MAX);
+
+ bfa_isrs[m->mhdr.msg_class] (bfa, m);
+ CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
+ }
+
+ /*
+ * acknowledge RME completions and update CI
+ */
+ bfa_isr_rspq_ack(bfa, qid, ci);
+
+ /*
+ * Resume any pending requests in the corresponding reqq.
+ */
+ waitq = bfa_reqq(bfa, qid);
+ if (!list_empty(waitq))
+ bfa_reqq_resume(bfa, qid);
+
+ return ret;
+}
+
+static inline void
+bfa_isr_reqq(struct bfa_s *bfa, int qid)
+{
+ struct list_head *waitq;
+
+ bfa_isr_reqq_ack(bfa, qid);
+
+ /*
+ * Resume any pending requests in the corresponding reqq.
+ */
+ waitq = bfa_reqq(bfa, qid);
+ if (!list_empty(waitq))
+ bfa_reqq_resume(bfa, qid);
+}
+
+void
+bfa_msix_all(struct bfa_s *bfa, int vec)
+{
+ u32 intr, qintr;
+ int queue;
+
+ intr = readl(bfa->iocfc.bfa_regs.intr_status);
+ if (!intr)
+ return;
+
+ /*
+ * RME completion queue interrupt
+ */
+ qintr = intr & __HFN_INT_RME_MASK;
+ if (qintr && bfa->queue_process) {
+ for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++)
+ bfa_isr_rspq(bfa, queue);
+ }
+
+ intr &= ~qintr;
+ if (!intr)
+ return;
+
+ /*
+ * CPE completion queue interrupt
+ */
+ qintr = intr & __HFN_INT_CPE_MASK;
+ if (qintr && bfa->queue_process) {
+ for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++)
+ bfa_isr_reqq(bfa, queue);
+ }
+ intr &= ~qintr;
+ if (!intr)
+ return;
+
+ bfa_msix_lpu_err(bfa, intr);
+}
+
+bfa_boolean_t
+bfa_intx(struct bfa_s *bfa)
+{
+ u32 intr, qintr;
+ int queue;
+ bfa_boolean_t rspq_comp = BFA_FALSE;
+
+ intr = readl(bfa->iocfc.bfa_regs.intr_status);
+
+ qintr = intr & (__HFN_INT_RME_MASK | __HFN_INT_CPE_MASK);
+ if (qintr)
+ writel(qintr, bfa->iocfc.bfa_regs.intr_status);
+
+ /*
+ * Unconditional RME completion queue interrupt
+ */
+ if (bfa->queue_process) {
+ for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++)
+ if (bfa_isr_rspq(bfa, queue))
+ rspq_comp = BFA_TRUE;
+ }
+
+ if (!intr)
+ return (qintr | rspq_comp) ? BFA_TRUE : BFA_FALSE;
+
+ /*
+ * CPE completion queue interrupt
+ */
+ qintr = intr & __HFN_INT_CPE_MASK;
+ if (qintr && bfa->queue_process) {
+ for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++)
+ bfa_isr_reqq(bfa, queue);
+ }
+ intr &= ~qintr;
+ if (!intr)
+ return BFA_TRUE;
+
+ if (bfa->intr_enabled)
+ bfa_msix_lpu_err(bfa, intr);
+
+ return BFA_TRUE;
+}
+
+void
+bfa_isr_enable(struct bfa_s *bfa)
+{
+ u32 umsk;
+ int port_id = bfa_ioc_portid(&bfa->ioc);
+
+ bfa_trc(bfa, bfa_ioc_pcifn(&bfa->ioc));
+ bfa_trc(bfa, port_id);
+
+ bfa_msix_ctrl_install(bfa);
+
+ if (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)) {
+ umsk = __HFN_INT_ERR_MASK_CT2;
+ umsk |= port_id == 0 ?
+ __HFN_INT_FN0_MASK_CT2 : __HFN_INT_FN1_MASK_CT2;
+ } else {
+ umsk = __HFN_INT_ERR_MASK;
+ umsk |= port_id == 0 ? __HFN_INT_FN0_MASK : __HFN_INT_FN1_MASK;
+ }
+
+ writel(umsk, bfa->iocfc.bfa_regs.intr_status);
+ writel(~umsk, bfa->iocfc.bfa_regs.intr_mask);
+ bfa->iocfc.intr_mask = ~umsk;
+ bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0);
+
+ /*
+ * Set the flag indicating successful enabling of interrupts
+ */
+ bfa->intr_enabled = BFA_TRUE;
+}
+
+void
+bfa_isr_disable(struct bfa_s *bfa)
+{
+ bfa->intr_enabled = BFA_FALSE;
+ bfa_isr_mode_set(bfa, BFA_FALSE);
+ writel(-1L, bfa->iocfc.bfa_regs.intr_mask);
+ bfa_msix_uninstall(bfa);
+}
+
+void
+bfa_msix_reqq(struct bfa_s *bfa, int vec)
+{
+ bfa_isr_reqq(bfa, vec - bfa->iocfc.hwif.cpe_vec_q0);
+}
+
+void
+bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ bfa_trc(bfa, m->mhdr.msg_class);
+ bfa_trc(bfa, m->mhdr.msg_id);
+ bfa_trc(bfa, m->mhdr.mtag.i2htok);
+ WARN_ON(1);
+ bfa_trc_stop(bfa->trcmod);
+}
+
+void
+bfa_msix_rspq(struct bfa_s *bfa, int vec)
+{
+ bfa_isr_rspq(bfa, vec - bfa->iocfc.hwif.rme_vec_q0);
+}
+
+void
+bfa_msix_lpu_err(struct bfa_s *bfa, int vec)
+{
+ u32 intr, curr_value;
+ bfa_boolean_t lpu_isr, halt_isr, pss_isr;
+
+ intr = readl(bfa->iocfc.bfa_regs.intr_status);
+
+ if (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)) {
+ halt_isr = intr & __HFN_INT_CPQ_HALT_CT2;
+ pss_isr = intr & __HFN_INT_ERR_PSS_CT2;
+ lpu_isr = intr & (__HFN_INT_MBOX_LPU0_CT2 |
+ __HFN_INT_MBOX_LPU1_CT2);
+ intr &= __HFN_INT_ERR_MASK_CT2;
+ } else {
+ halt_isr = bfa_asic_id_ct(bfa->ioc.pcidev.device_id) ?
+ (intr & __HFN_INT_LL_HALT) : 0;
+ pss_isr = intr & __HFN_INT_ERR_PSS;
+ lpu_isr = intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1);
+ intr &= __HFN_INT_ERR_MASK;
+ }
+
+ if (lpu_isr)
+ bfa_ioc_mbox_isr(&bfa->ioc);
+
+ if (intr) {
+ if (halt_isr) {
+ /*
+ * If LL_HALT bit is set then FW Init Halt LL Port
+ * Register needs to be cleared as well so Interrupt
+ * Status Register will be cleared.
+ */
+ curr_value = readl(bfa->ioc.ioc_regs.ll_halt);
+ curr_value &= ~__FW_INIT_HALT_P;
+ writel(curr_value, bfa->ioc.ioc_regs.ll_halt);
+ }
+
+ if (pss_isr) {
+ /*
+ * ERR_PSS bit needs to be cleared as well in case
+ * interrups are shared so driver's interrupt handler is
+ * still called even though it is already masked out.
+ */
+ curr_value = readl(
+ bfa->ioc.ioc_regs.pss_err_status_reg);
+ writel(curr_value,
+ bfa->ioc.ioc_regs.pss_err_status_reg);
+ }
+
+ writel(intr, bfa->iocfc.bfa_regs.intr_status);
+ bfa_ioc_error_isr(&bfa->ioc);
+ }
+}
+
+/*
+ * BFA IOC FC related functions
+ */
+
+/*
+ * BFA IOC private functions
+ */
+
+/*
+ * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ
+ */
+static void
+bfa_iocfc_send_cfg(void *bfa_arg)
+{
+ struct bfa_s *bfa = bfa_arg;
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfg_req_s cfg_req;
+ struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo;
+ struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg;
+ int i;
+
+ WARN_ON(cfg->fwcfg.num_cqs > BFI_IOC_MAX_CQS);
+ bfa_trc(bfa, cfg->fwcfg.num_cqs);
+
+ bfa_iocfc_reset_queues(bfa);
+
+ /*
+ * initialize IOC configuration info
+ */
+ cfg_info->single_msix_vec = 0;
+ if (bfa->msix.nvecs == 1)
+ cfg_info->single_msix_vec = 1;
+ cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG;
+ cfg_info->num_cqs = cfg->fwcfg.num_cqs;
+ cfg_info->num_ioim_reqs = cpu_to_be16(bfa_fcpim_get_throttle_cfg(bfa,
+ cfg->fwcfg.num_ioim_reqs));
+ cfg_info->num_fwtio_reqs = cpu_to_be16(cfg->fwcfg.num_fwtio_reqs);
+
+ bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa);
+ /*
+ * dma map REQ and RSP circular queues and shadow pointers
+ */
+ for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+ bfa_dma_be_addr_set(cfg_info->req_cq_ba[i],
+ iocfc->req_cq_ba[i].pa);
+ bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i],
+ iocfc->req_cq_shadow_ci[i].pa);
+ cfg_info->req_cq_elems[i] =
+ cpu_to_be16(cfg->drvcfg.num_reqq_elems);
+
+ bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i],
+ iocfc->rsp_cq_ba[i].pa);
+ bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i],
+ iocfc->rsp_cq_shadow_pi[i].pa);
+ cfg_info->rsp_cq_elems[i] =
+ cpu_to_be16(cfg->drvcfg.num_rspq_elems);
+ }
+
+ /*
+ * Enable interrupt coalescing if it is driver init path
+ * and not ioc disable/enable path.
+ */
+ if (bfa_fsm_cmp_state(iocfc, bfa_iocfc_sm_init_cfg_wait))
+ cfg_info->intr_attr.coalesce = BFA_TRUE;
+
+ /*
+ * dma map IOC configuration itself
+ */
+ bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ,
+ bfa_fn_lpu(bfa));
+ bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa);
+
+ bfa_ioc_mbox_send(&bfa->ioc, &cfg_req,
+ sizeof(struct bfi_iocfc_cfg_req_s));
+}
+
+static void
+bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+
+ bfa->bfad = bfad;
+ iocfc->bfa = bfa;
+ iocfc->cfg = *cfg;
+
+ /*
+ * Initialize chip specific handlers.
+ */
+ if (bfa_asic_id_ctc(bfa_ioc_devid(&bfa->ioc))) {
+ iocfc->hwif.hw_reginit = bfa_hwct_reginit;
+ iocfc->hwif.hw_reqq_ack = bfa_hwct_reqq_ack;
+ iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack;
+ iocfc->hwif.hw_msix_init = bfa_hwct_msix_init;
+ iocfc->hwif.hw_msix_ctrl_install = bfa_hwct_msix_ctrl_install;
+ iocfc->hwif.hw_msix_queue_install = bfa_hwct_msix_queue_install;
+ iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall;
+ iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set;
+ iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs;
+ iocfc->hwif.hw_msix_get_rme_range = bfa_hwct_msix_get_rme_range;
+ iocfc->hwif.rme_vec_q0 = BFI_MSIX_RME_QMIN_CT;
+ iocfc->hwif.cpe_vec_q0 = BFI_MSIX_CPE_QMIN_CT;
+ } else {
+ iocfc->hwif.hw_reginit = bfa_hwcb_reginit;
+ iocfc->hwif.hw_reqq_ack = NULL;
+ iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack;
+ iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init;
+ iocfc->hwif.hw_msix_ctrl_install = bfa_hwcb_msix_ctrl_install;
+ iocfc->hwif.hw_msix_queue_install = bfa_hwcb_msix_queue_install;
+ iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall;
+ iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set;
+ iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs;
+ iocfc->hwif.hw_msix_get_rme_range = bfa_hwcb_msix_get_rme_range;
+ iocfc->hwif.rme_vec_q0 = BFI_MSIX_RME_QMIN_CB +
+ bfa_ioc_pcifn(&bfa->ioc) * BFI_IOC_MAX_CQS;
+ iocfc->hwif.cpe_vec_q0 = BFI_MSIX_CPE_QMIN_CB +
+ bfa_ioc_pcifn(&bfa->ioc) * BFI_IOC_MAX_CQS;
+ }
+
+ if (bfa_asic_id_ct2(bfa_ioc_devid(&bfa->ioc))) {
+ iocfc->hwif.hw_reginit = bfa_hwct2_reginit;
+ iocfc->hwif.hw_isr_mode_set = NULL;
+ iocfc->hwif.hw_rspq_ack = bfa_hwct2_rspq_ack;
+ }
+
+ iocfc->hwif.hw_reginit(bfa);
+ bfa->msix.nvecs = 0;
+}
+
+static void
+bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg)
+{
+ u8 *dm_kva = NULL;
+ u64 dm_pa = 0;
+ int i, per_reqq_sz, per_rspq_sz;
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfa_mem_dma_s *ioc_dma = BFA_MEM_IOC_DMA(bfa);
+ struct bfa_mem_dma_s *iocfc_dma = BFA_MEM_IOCFC_DMA(bfa);
+ struct bfa_mem_dma_s *reqq_dma, *rspq_dma;
+
+ /* First allocate dma memory for IOC */
+ bfa_ioc_mem_claim(&bfa->ioc, bfa_mem_dma_virt(ioc_dma),
+ bfa_mem_dma_phys(ioc_dma));
+
+ /* Claim DMA-able memory for the request/response queues */
+ per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
+ BFA_DMA_ALIGN_SZ);
+ per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
+ BFA_DMA_ALIGN_SZ);
+
+ for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+ reqq_dma = BFA_MEM_REQQ_DMA(bfa, i);
+ iocfc->req_cq_ba[i].kva = bfa_mem_dma_virt(reqq_dma);
+ iocfc->req_cq_ba[i].pa = bfa_mem_dma_phys(reqq_dma);
+ memset(iocfc->req_cq_ba[i].kva, 0, per_reqq_sz);
+
+ rspq_dma = BFA_MEM_RSPQ_DMA(bfa, i);
+ iocfc->rsp_cq_ba[i].kva = bfa_mem_dma_virt(rspq_dma);
+ iocfc->rsp_cq_ba[i].pa = bfa_mem_dma_phys(rspq_dma);
+ memset(iocfc->rsp_cq_ba[i].kva, 0, per_rspq_sz);
+ }
+
+ /* Claim IOCFC dma memory - for shadow CI/PI */
+ dm_kva = bfa_mem_dma_virt(iocfc_dma);
+ dm_pa = bfa_mem_dma_phys(iocfc_dma);
+
+ for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+ iocfc->req_cq_shadow_ci[i].kva = dm_kva;
+ iocfc->req_cq_shadow_ci[i].pa = dm_pa;
+ dm_kva += BFA_CACHELINE_SZ;
+ dm_pa += BFA_CACHELINE_SZ;
+
+ iocfc->rsp_cq_shadow_pi[i].kva = dm_kva;
+ iocfc->rsp_cq_shadow_pi[i].pa = dm_pa;
+ dm_kva += BFA_CACHELINE_SZ;
+ dm_pa += BFA_CACHELINE_SZ;
+ }
+
+ /* Claim IOCFC dma memory - for the config info page */
+ bfa->iocfc.cfg_info.kva = dm_kva;
+ bfa->iocfc.cfg_info.pa = dm_pa;
+ bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva;
+ dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+ dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+
+ /* Claim IOCFC dma memory - for the config response */
+ bfa->iocfc.cfgrsp_dma.kva = dm_kva;
+ bfa->iocfc.cfgrsp_dma.pa = dm_pa;
+ bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva;
+ dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+ BFA_CACHELINE_SZ);
+ dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+ BFA_CACHELINE_SZ);
+
+ /* Claim IOCFC kva memory */
+ bfa_ioc_debug_memclaim(&bfa->ioc, bfa_mem_kva_curp(iocfc));
+ bfa_mem_kva_curp(iocfc) += BFA_DBG_FWTRC_LEN;
+}
+
+/*
+ * Start BFA submodules.
+ */
+static void
+bfa_iocfc_start_submod(struct bfa_s *bfa)
+{
+ int i;
+
+ bfa->queue_process = BFA_TRUE;
+ for (i = 0; i < BFI_IOC_MAX_CQS; i++)
+ bfa_isr_rspq_ack(bfa, i, bfa_rspq_ci(bfa, i));
+
+ bfa_fcport_start(bfa);
+ bfa_uf_start(bfa);
+ /*
+ * bfa_init() with flash read is complete. now invalidate the stale
+ * content of lun mask like unit attention, rp tag and lp tag.
+ */
+ bfa_ioim_lm_init(BFA_FCP_MOD(bfa)->bfa);
+
+ bfa->iocfc.submod_enabled = BFA_TRUE;
+}
+
+/*
+ * Disable BFA submodules.
+ */
+static void
+bfa_iocfc_disable_submod(struct bfa_s *bfa)
+{
+ if (bfa->iocfc.submod_enabled == BFA_FALSE)
+ return;
+
+ bfa_fcdiag_iocdisable(bfa);
+ bfa_fcport_iocdisable(bfa);
+ bfa_fcxp_iocdisable(bfa);
+ bfa_lps_iocdisable(bfa);
+ bfa_rport_iocdisable(bfa);
+ bfa_fcp_iocdisable(bfa);
+ bfa_dconf_iocdisable(bfa);
+
+ bfa->iocfc.submod_enabled = BFA_FALSE;
+}
+
+static void
+bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+ struct bfa_s *bfa = bfa_arg;
+
+ if (complete)
+ bfa_cb_init(bfa->bfad, bfa->iocfc.op_status);
+}
+
+static void
+bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+ struct bfa_s *bfa = bfa_arg;
+ struct bfad_s *bfad = bfa->bfad;
+
+ if (compl)
+ complete(&bfad->comp);
+}
+
+static void
+bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+ struct bfa_s *bfa = bfa_arg;
+ struct bfad_s *bfad = bfa->bfad;
+
+ if (compl)
+ complete(&bfad->enable_comp);
+}
+
+static void
+bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+ struct bfa_s *bfa = bfa_arg;
+ struct bfad_s *bfad = bfa->bfad;
+
+ if (compl)
+ complete(&bfad->disable_comp);
+}
+
+/**
+ * configure queue registers from firmware response
+ */
+static void
+bfa_iocfc_qreg(struct bfa_s *bfa, struct bfi_iocfc_qreg_s *qreg)
+{
+ int i;
+ struct bfa_iocfc_regs_s *r = &bfa->iocfc.bfa_regs;
+ void __iomem *kva = bfa_ioc_bar0(&bfa->ioc);
+
+ for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
+ bfa->iocfc.hw_qid[i] = qreg->hw_qid[i];
+ r->cpe_q_ci[i] = kva + be32_to_cpu(qreg->cpe_q_ci_off[i]);
+ r->cpe_q_pi[i] = kva + be32_to_cpu(qreg->cpe_q_pi_off[i]);
+ r->cpe_q_ctrl[i] = kva + be32_to_cpu(qreg->cpe_qctl_off[i]);
+ r->rme_q_ci[i] = kva + be32_to_cpu(qreg->rme_q_ci_off[i]);
+ r->rme_q_pi[i] = kva + be32_to_cpu(qreg->rme_q_pi_off[i]);
+ r->rme_q_ctrl[i] = kva + be32_to_cpu(qreg->rme_qctl_off[i]);
+ }
+}
+
+static void
+bfa_iocfc_res_recfg(struct bfa_s *bfa, struct bfa_iocfc_fwcfg_s *fwcfg)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo;
+
+ bfa_fcxp_res_recfg(bfa, fwcfg->num_fcxp_reqs);
+ bfa_uf_res_recfg(bfa, fwcfg->num_uf_bufs);
+ bfa_rport_res_recfg(bfa, fwcfg->num_rports);
+ bfa_fcp_res_recfg(bfa, cpu_to_be16(cfg_info->num_ioim_reqs),
+ fwcfg->num_ioim_reqs);
+ bfa_tskim_res_recfg(bfa, fwcfg->num_tskim_reqs);
+}
+
+/*
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_iocfc_cfgrsp(struct bfa_s *bfa)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
+ struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg;
+
+ fwcfg->num_cqs = fwcfg->num_cqs;
+ fwcfg->num_ioim_reqs = be16_to_cpu(fwcfg->num_ioim_reqs);
+ fwcfg->num_fwtio_reqs = be16_to_cpu(fwcfg->num_fwtio_reqs);
+ fwcfg->num_tskim_reqs = be16_to_cpu(fwcfg->num_tskim_reqs);
+ fwcfg->num_fcxp_reqs = be16_to_cpu(fwcfg->num_fcxp_reqs);
+ fwcfg->num_uf_bufs = be16_to_cpu(fwcfg->num_uf_bufs);
+ fwcfg->num_rports = be16_to_cpu(fwcfg->num_rports);
+
+ /*
+ * configure queue register offsets as learnt from firmware
+ */
+ bfa_iocfc_qreg(bfa, &cfgrsp->qreg);
+
+ /*
+ * Re-configure resources as learnt from Firmware
+ */
+ bfa_iocfc_res_recfg(bfa, fwcfg);
+
+ /*
+ * Install MSIX queue handlers
+ */
+ bfa_msix_queue_install(bfa);
+
+ if (bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn != 0) {
+ bfa->ioc.attr->pwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn;
+ bfa->ioc.attr->nwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_nwwn;
+ bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE);
+ }
+}
+
+void
+bfa_iocfc_reset_queues(struct bfa_s *bfa)
+{
+ int q;
+
+ for (q = 0; q < BFI_IOC_MAX_CQS; q++) {
+ bfa_reqq_ci(bfa, q) = 0;
+ bfa_reqq_pi(bfa, q) = 0;
+ bfa_rspq_ci(bfa, q) = 0;
+ bfa_rspq_pi(bfa, q) = 0;
+ }
+}
+
+/*
+ * Process FAA pwwn msg from fw.
+ */
+static void
+bfa_iocfc_process_faa_addr(struct bfa_s *bfa, struct bfi_faa_addr_msg_s *msg)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
+
+ cfgrsp->pbc_cfg.pbc_pwwn = msg->pwwn;
+ cfgrsp->pbc_cfg.pbc_nwwn = msg->nwwn;
+
+ bfa->ioc.attr->pwwn = msg->pwwn;
+ bfa->ioc.attr->nwwn = msg->nwwn;
+ bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE);
+}
+
+/* Fabric Assigned Address specific functions */
+
+/*
+ * Check whether IOC is ready before sending command down
+ */
+static bfa_status_t
+bfa_faa_validate_request(struct bfa_s *bfa)
+{
+ enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa);
+ u32 card_type = bfa->ioc.attr->card_type;
+
+ if (bfa_ioc_is_operational(&bfa->ioc)) {
+ if ((ioc_type != BFA_IOC_TYPE_FC) || bfa_mfg_is_mezz(card_type))
+ return BFA_STATUS_FEATURE_NOT_SUPPORTED;
+ } else {
+ return BFA_STATUS_IOC_NON_OP;
+ }
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
+ bfa_cb_iocfc_t cbfn, void *cbarg)
+{
+ struct bfi_faa_query_s faa_attr_req;
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ bfa_status_t status;
+
+ status = bfa_faa_validate_request(bfa);
+ if (status != BFA_STATUS_OK)
+ return status;
+
+ if (iocfc->faa_args.busy == BFA_TRUE)
+ return BFA_STATUS_DEVBUSY;
+
+ iocfc->faa_args.faa_attr = attr;
+ iocfc->faa_args.faa_cb.faa_cbfn = cbfn;
+ iocfc->faa_args.faa_cb.faa_cbarg = cbarg;
+
+ iocfc->faa_args.busy = BFA_TRUE;
+ memset(&faa_attr_req, 0, sizeof(struct bfi_faa_query_s));
+ bfi_h2i_set(faa_attr_req.mh, BFI_MC_IOCFC,
+ BFI_IOCFC_H2I_FAA_QUERY_REQ, bfa_fn_lpu(bfa));
+
+ bfa_ioc_mbox_send(&bfa->ioc, &faa_attr_req,
+ sizeof(struct bfi_faa_query_s));
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * FAA query response
+ */
+static void
+bfa_faa_query_reply(struct bfa_iocfc_s *iocfc,
+ bfi_faa_query_rsp_t *rsp)
+{
+ void *cbarg = iocfc->faa_args.faa_cb.faa_cbarg;
+
+ if (iocfc->faa_args.faa_attr) {
+ iocfc->faa_args.faa_attr->faa = rsp->faa;
+ iocfc->faa_args.faa_attr->faa_state = rsp->faa_status;
+ iocfc->faa_args.faa_attr->pwwn_source = rsp->addr_source;
+ }
+
+ WARN_ON(!iocfc->faa_args.faa_cb.faa_cbfn);
+
+ iocfc->faa_args.faa_cb.faa_cbfn(cbarg, BFA_STATUS_OK);
+ iocfc->faa_args.busy = BFA_FALSE;
+}
+
+/*
+ * IOC enable request is complete
+ */
+static void
+bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status)
+{
+ struct bfa_s *bfa = bfa_arg;
+
+ if (status == BFA_STATUS_OK)
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_ENABLED);
+ else
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED);
+}
+
+/*
+ * IOC disable request is complete
+ */
+static void
+bfa_iocfc_disable_cbfn(void *bfa_arg)
+{
+ struct bfa_s *bfa = bfa_arg;
+
+ bfa->queue_process = BFA_FALSE;
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_DISABLED);
+}
+
+/*
+ * Notify sub-modules of hardware failure.
+ */
+static void
+bfa_iocfc_hbfail_cbfn(void *bfa_arg)
+{
+ struct bfa_s *bfa = bfa_arg;
+
+ bfa->queue_process = BFA_FALSE;
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED);
+}
+
+/*
+ * Actions on chip-reset completion.
+ */
+static void
+bfa_iocfc_reset_cbfn(void *bfa_arg)
+{
+ struct bfa_s *bfa = bfa_arg;
+
+ bfa_iocfc_reset_queues(bfa);
+ bfa_isr_enable(bfa);
+}
+
+/*
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
+ struct bfa_s *bfa)
+{
+ int q, per_reqq_sz, per_rspq_sz;
+ struct bfa_mem_dma_s *ioc_dma = BFA_MEM_IOC_DMA(bfa);
+ struct bfa_mem_dma_s *iocfc_dma = BFA_MEM_IOCFC_DMA(bfa);
+ struct bfa_mem_kva_s *iocfc_kva = BFA_MEM_IOCFC_KVA(bfa);
+ u32 dm_len = 0;
+
+ /* dma memory setup for IOC */
+ bfa_mem_dma_setup(meminfo, ioc_dma,
+ BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ));
+
+ /* dma memory setup for REQ/RSP queues */
+ per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
+ BFA_DMA_ALIGN_SZ);
+ per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
+ BFA_DMA_ALIGN_SZ);
+
+ for (q = 0; q < cfg->fwcfg.num_cqs; q++) {
+ bfa_mem_dma_setup(meminfo, BFA_MEM_REQQ_DMA(bfa, q),
+ per_reqq_sz);
+ bfa_mem_dma_setup(meminfo, BFA_MEM_RSPQ_DMA(bfa, q),
+ per_rspq_sz);
+ }
+
+ /* IOCFC dma memory - calculate Shadow CI/PI size */
+ for (q = 0; q < cfg->fwcfg.num_cqs; q++)
+ dm_len += (2 * BFA_CACHELINE_SZ);
+
+ /* IOCFC dma memory - calculate config info / rsp size */
+ dm_len += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+ dm_len += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+ BFA_CACHELINE_SZ);
+
+ /* dma memory setup for IOCFC */
+ bfa_mem_dma_setup(meminfo, iocfc_dma, dm_len);
+
+ /* kva memory setup for IOCFC */
+ bfa_mem_kva_setup(meminfo, iocfc_kva, BFA_DBG_FWTRC_LEN);
+}
+
+/*
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ int i;
+ struct bfa_ioc_s *ioc = &bfa->ioc;
+
+ bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn;
+ bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn;
+ bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn;
+ bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn;
+
+ ioc->trcmod = bfa->trcmod;
+ bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod);
+
+ bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_PCIFN_CLASS_FC);
+ bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs);
+
+ bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev);
+ bfa_iocfc_mem_claim(bfa, cfg);
+ INIT_LIST_HEAD(&bfa->timer_mod.timer_q);
+
+ INIT_LIST_HEAD(&bfa->comp_q);
+ for (i = 0; i < BFI_IOC_MAX_CQS; i++)
+ INIT_LIST_HEAD(&bfa->reqq_waitq[i]);
+
+ bfa->iocfc.cb_reqd = BFA_FALSE;
+ bfa->iocfc.op_status = BFA_STATUS_OK;
+ bfa->iocfc.submod_enabled = BFA_FALSE;
+
+ bfa_fsm_set_state(&bfa->iocfc, bfa_iocfc_sm_stopped);
+}
+
+/*
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_init(struct bfa_s *bfa)
+{
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_INIT);
+}
+
+/*
+ * IOC start called from bfa_start(). Called to start IOC operations
+ * at driver instantiation for this instance.
+ */
+void
+bfa_iocfc_start(struct bfa_s *bfa)
+{
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_START);
+}
+
+/*
+ * IOC stop called from bfa_stop(). Called only when driver is unloaded
+ * for this instance.
+ */
+void
+bfa_iocfc_stop(struct bfa_s *bfa)
+{
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_STOP);
+}
+
+void
+bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m)
+{
+ struct bfa_s *bfa = bfaarg;
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ union bfi_iocfc_i2h_msg_u *msg;
+
+ msg = (union bfi_iocfc_i2h_msg_u *) m;
+ bfa_trc(bfa, msg->mh.msg_id);
+
+ switch (msg->mh.msg_id) {
+ case BFI_IOCFC_I2H_CFG_REPLY:
+ bfa_iocfc_cfgrsp(bfa);
+ break;
+ case BFI_IOCFC_I2H_UPDATEQ_RSP:
+ iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK);
+ break;
+ case BFI_IOCFC_I2H_ADDR_MSG:
+ bfa_iocfc_process_faa_addr(bfa,
+ (struct bfi_faa_addr_msg_s *)msg);
+ break;
+ case BFI_IOCFC_I2H_FAA_QUERY_RSP:
+ bfa_faa_query_reply(iocfc, (bfi_faa_query_rsp_t *)msg);
+ break;
+ default:
+ WARN_ON(1);
+ }
+}
+
+void
+bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+
+ attr->intr_attr.coalesce = iocfc->cfginfo->intr_attr.coalesce;
+
+ attr->intr_attr.delay = iocfc->cfginfo->intr_attr.delay ?
+ be16_to_cpu(iocfc->cfginfo->intr_attr.delay) :
+ be16_to_cpu(iocfc->cfgrsp->intr_attr.delay);
+
+ attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ?
+ be16_to_cpu(iocfc->cfginfo->intr_attr.latency) :
+ be16_to_cpu(iocfc->cfgrsp->intr_attr.latency);
+
+ attr->config = iocfc->cfg;
+}
+
+bfa_status_t
+bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_set_intr_req_s *m;
+
+ iocfc->cfginfo->intr_attr.coalesce = attr->coalesce;
+ iocfc->cfginfo->intr_attr.delay = cpu_to_be16(attr->delay);
+ iocfc->cfginfo->intr_attr.latency = cpu_to_be16(attr->latency);
+
+ if (!bfa_iocfc_is_operational(bfa))
+ return BFA_STATUS_OK;
+
+ m = bfa_reqq_next(bfa, BFA_REQQ_IOC);
+ if (!m)
+ return BFA_STATUS_DEVBUSY;
+
+ bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ,
+ bfa_fn_lpu(bfa));
+ m->coalesce = iocfc->cfginfo->intr_attr.coalesce;
+ m->delay = iocfc->cfginfo->intr_attr.delay;
+ m->latency = iocfc->cfginfo->intr_attr.latency;
+
+ bfa_trc(bfa, attr->delay);
+ bfa_trc(bfa, attr->latency);
+
+ bfa_reqq_produce(bfa, BFA_REQQ_IOC, m->mh);
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_iocfc_set_snsbase(struct bfa_s *bfa, int seg_no, u64 snsbase_pa)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+
+ iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1);
+ bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase[seg_no], snsbase_pa);
+}
+/*
+ * Enable IOC after it is disabled.
+ */
+void
+bfa_iocfc_enable(struct bfa_s *bfa)
+{
+ bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
+ "IOC Enable");
+ bfa->iocfc.cb_reqd = BFA_TRUE;
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_ENABLE);
+}
+
+void
+bfa_iocfc_disable(struct bfa_s *bfa)
+{
+ bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
+ "IOC Disable");
+
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DISABLE);
+}
+
+bfa_boolean_t
+bfa_iocfc_is_operational(struct bfa_s *bfa)
+{
+ return bfa_ioc_is_operational(&bfa->ioc) &&
+ bfa_fsm_cmp_state(&bfa->iocfc, bfa_iocfc_sm_operational);
+}
+
+/*
+ * Return boot target port wwns -- read from boot information in flash.
+ */
+void
+bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
+ int i;
+
+ if (cfgrsp->pbc_cfg.boot_enabled && cfgrsp->pbc_cfg.nbluns) {
+ bfa_trc(bfa, cfgrsp->pbc_cfg.nbluns);
+ *nwwns = cfgrsp->pbc_cfg.nbluns;
+ for (i = 0; i < cfgrsp->pbc_cfg.nbluns; i++)
+ wwns[i] = cfgrsp->pbc_cfg.blun[i].tgt_pwwn;
+
+ return;
+ }
+
+ *nwwns = cfgrsp->bootwwns.nwwns;
+ memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn));
+}
+
+int
+bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport)
+{
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
+
+ memcpy(pbc_vport, cfgrsp->pbc_cfg.vport, sizeof(cfgrsp->pbc_cfg.vport));
+ return cfgrsp->pbc_cfg.nvports;
+}
+
+
+/*
+ * Use this function query the memory requirement of the BFA library.
+ * This function needs to be called before bfa_attach() to get the
+ * memory required of the BFA layer for a given driver configuration.
+ *
+ * This call will fail, if the cap is out of range compared to pre-defined
+ * values within the BFA library
+ *
+ * @param[in] cfg - pointer to bfa_ioc_cfg_t. Driver layer should indicate
+ * its configuration in this structure.
+ * The default values for struct bfa_iocfc_cfg_s can be
+ * fetched using bfa_cfg_get_default() API.
+ *
+ * If cap's boundary check fails, the library will use
+ * the default bfa_cap_t values (and log a warning msg).
+ *
+ * @param[out] meminfo - pointer to bfa_meminfo_t. This content
+ * indicates the memory type (see bfa_mem_type_t) and
+ * amount of memory required.
+ *
+ * Driver should allocate the memory, populate the
+ * starting address for each block and provide the same
+ * structure as input parameter to bfa_attach() call.
+ *
+ * @param[in] bfa - pointer to the bfa structure, used while fetching the
+ * dma, kva memory information of the bfa sub-modules.
+ *
+ * @return void
+ *
+ * Special Considerations: @note
+ */
+void
+bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_mem_dma_s *port_dma = BFA_MEM_PORT_DMA(bfa);
+ struct bfa_mem_dma_s *ablk_dma = BFA_MEM_ABLK_DMA(bfa);
+ struct bfa_mem_dma_s *cee_dma = BFA_MEM_CEE_DMA(bfa);
+ struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa);
+ struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa);
+ struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa);
+ struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa);
+ struct bfa_mem_dma_s *fru_dma = BFA_MEM_FRU_DMA(bfa);
+
+ WARN_ON((cfg == NULL) || (meminfo == NULL));
+
+ memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s));
+
+ /* Initialize the DMA & KVA meminfo queues */
+ INIT_LIST_HEAD(&meminfo->dma_info.qe);
+ INIT_LIST_HEAD(&meminfo->kva_info.qe);
+
+ bfa_iocfc_meminfo(cfg, meminfo, bfa);
+ bfa_sgpg_meminfo(cfg, meminfo, bfa);
+ bfa_fcport_meminfo(cfg, meminfo, bfa);
+ bfa_fcxp_meminfo(cfg, meminfo, bfa);
+ bfa_lps_meminfo(cfg, meminfo, bfa);
+ bfa_uf_meminfo(cfg, meminfo, bfa);
+ bfa_rport_meminfo(cfg, meminfo, bfa);
+ bfa_fcp_meminfo(cfg, meminfo, bfa);
+ bfa_dconf_meminfo(cfg, meminfo, bfa);
+
+ /* dma info setup */
+ bfa_mem_dma_setup(meminfo, port_dma, bfa_port_meminfo());
+ bfa_mem_dma_setup(meminfo, ablk_dma, bfa_ablk_meminfo());
+ bfa_mem_dma_setup(meminfo, cee_dma, bfa_cee_meminfo());
+ bfa_mem_dma_setup(meminfo, sfp_dma, bfa_sfp_meminfo());
+ bfa_mem_dma_setup(meminfo, flash_dma,
+ bfa_flash_meminfo(cfg->drvcfg.min_cfg));
+ bfa_mem_dma_setup(meminfo, diag_dma, bfa_diag_meminfo());
+ bfa_mem_dma_setup(meminfo, phy_dma,
+ bfa_phy_meminfo(cfg->drvcfg.min_cfg));
+ bfa_mem_dma_setup(meminfo, fru_dma,
+ bfa_fru_meminfo(cfg->drvcfg.min_cfg));
+}
+
+/*
+ * Use this function to do attach the driver instance with the BFA
+ * library. This function will not trigger any HW initialization
+ * process (which will be done in bfa_init() call)
+ *
+ * This call will fail, if the cap is out of range compared to
+ * pre-defined values within the BFA library
+ *
+ * @param[out] bfa Pointer to bfa_t.
+ * @param[in] bfad Opaque handle back to the driver's IOC structure
+ * @param[in] cfg Pointer to bfa_ioc_cfg_t. Should be same structure
+ * that was used in bfa_cfg_get_meminfo().
+ * @param[in] meminfo Pointer to bfa_meminfo_t. The driver should
+ * use the bfa_cfg_get_meminfo() call to
+ * find the memory blocks required, allocate the
+ * required memory and provide the starting addresses.
+ * @param[in] pcidev pointer to struct bfa_pcidev_s
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ *
+ * @note
+ *
+ */
+void
+bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_mem_dma_s *dma_info, *dma_elem;
+ struct bfa_mem_kva_s *kva_info, *kva_elem;
+ struct list_head *dm_qe, *km_qe;
+
+ bfa->fcs = BFA_FALSE;
+
+ WARN_ON((cfg == NULL) || (meminfo == NULL));
+
+ /* Initialize memory pointers for iterative allocation */
+ dma_info = &meminfo->dma_info;
+ dma_info->kva_curp = dma_info->kva;
+ dma_info->dma_curp = dma_info->dma;
+
+ kva_info = &meminfo->kva_info;
+ kva_info->kva_curp = kva_info->kva;
+
+ list_for_each(dm_qe, &dma_info->qe) {
+ dma_elem = (struct bfa_mem_dma_s *) dm_qe;
+ dma_elem->kva_curp = dma_elem->kva;
+ dma_elem->dma_curp = dma_elem->dma;
+ }
+
+ list_for_each(km_qe, &kva_info->qe) {
+ kva_elem = (struct bfa_mem_kva_s *) km_qe;
+ kva_elem->kva_curp = kva_elem->kva;
+ }
+
+ bfa_iocfc_attach(bfa, bfad, cfg, pcidev);
+ bfa_fcdiag_attach(bfa, bfad, cfg, pcidev);
+ bfa_sgpg_attach(bfa, bfad, cfg, pcidev);
+ bfa_fcport_attach(bfa, bfad, cfg, pcidev);
+ bfa_fcxp_attach(bfa, bfad, cfg, pcidev);
+ bfa_lps_attach(bfa, bfad, cfg, pcidev);
+ bfa_uf_attach(bfa, bfad, cfg, pcidev);
+ bfa_rport_attach(bfa, bfad, cfg, pcidev);
+ bfa_fcp_attach(bfa, bfad, cfg, pcidev);
+ bfa_dconf_attach(bfa, bfad, cfg);
+ bfa_com_port_attach(bfa);
+ bfa_com_ablk_attach(bfa);
+ bfa_com_cee_attach(bfa);
+ bfa_com_sfp_attach(bfa);
+ bfa_com_flash_attach(bfa, cfg->drvcfg.min_cfg);
+ bfa_com_diag_attach(bfa);
+ bfa_com_phy_attach(bfa, cfg->drvcfg.min_cfg);
+ bfa_com_fru_attach(bfa, cfg->drvcfg.min_cfg);
+}
+
+/*
+ * Use this function to delete a BFA IOC. IOC should be stopped (by
+ * calling bfa_stop()) before this function call.
+ *
+ * @param[in] bfa - pointer to bfa_t.
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_detach(struct bfa_s *bfa)
+{
+ bfa_ioc_detach(&bfa->ioc);
+}
+
+void
+bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q)
+{
+ INIT_LIST_HEAD(comp_q);
+ list_splice_tail_init(&bfa->comp_q, comp_q);
+}
+
+void
+bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q)
+{
+ struct list_head *qe;
+ struct list_head *qen;
+ struct bfa_cb_qe_s *hcb_qe;
+ bfa_cb_cbfn_status_t cbfn;
+
+ list_for_each_safe(qe, qen, comp_q) {
+ hcb_qe = (struct bfa_cb_qe_s *) qe;
+ if (hcb_qe->pre_rmv) {
+ /* qe is invalid after return, dequeue before cbfn() */
+ list_del(qe);
+ cbfn = (bfa_cb_cbfn_status_t)(hcb_qe->cbfn);
+ cbfn(hcb_qe->cbarg, hcb_qe->fw_status);
+ } else
+ hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE);
+ }
+}
+
+void
+bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q)
+{
+ struct list_head *qe;
+ struct bfa_cb_qe_s *hcb_qe;
+
+ while (!list_empty(comp_q)) {
+ bfa_q_deq(comp_q, &qe);
+ hcb_qe = (struct bfa_cb_qe_s *) qe;
+ WARN_ON(hcb_qe->pre_rmv);
+ hcb_qe->cbfn(hcb_qe->cbarg, BFA_FALSE);
+ }
+}
+
+/*
+ * Return the list of PCI vendor/device id lists supported by this
+ * BFA instance.
+ */
+void
+bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids)
+{
+ static struct bfa_pciid_s __pciids[] = {
+ {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G2P},
+ {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G1P},
+ {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT},
+ {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT_FC},
+ };
+
+ *npciids = ARRAY_SIZE(__pciids);
+ *pciids = __pciids;
+}
+
+/*
+ * Use this function query the default struct bfa_iocfc_cfg_s value (compiled
+ * into BFA layer). The OS driver can then turn back and overwrite entries that
+ * have been configured by the user.
+ *
+ * @param[in] cfg - pointer to bfa_ioc_cfg_t
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ * note
+ */
+void
+bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg)
+{
+ cfg->fwcfg.num_fabrics = DEF_CFG_NUM_FABRICS;
+ cfg->fwcfg.num_lports = DEF_CFG_NUM_LPORTS;
+ cfg->fwcfg.num_rports = DEF_CFG_NUM_RPORTS;
+ cfg->fwcfg.num_ioim_reqs = DEF_CFG_NUM_IOIM_REQS;
+ cfg->fwcfg.num_tskim_reqs = DEF_CFG_NUM_TSKIM_REQS;
+ cfg->fwcfg.num_fcxp_reqs = DEF_CFG_NUM_FCXP_REQS;
+ cfg->fwcfg.num_uf_bufs = DEF_CFG_NUM_UF_BUFS;
+ cfg->fwcfg.num_cqs = DEF_CFG_NUM_CQS;
+ cfg->fwcfg.num_fwtio_reqs = 0;
+
+ cfg->drvcfg.num_reqq_elems = DEF_CFG_NUM_REQQ_ELEMS;
+ cfg->drvcfg.num_rspq_elems = DEF_CFG_NUM_RSPQ_ELEMS;
+ cfg->drvcfg.num_sgpgs = DEF_CFG_NUM_SGPGS;
+ cfg->drvcfg.num_sboot_tgts = DEF_CFG_NUM_SBOOT_TGTS;
+ cfg->drvcfg.num_sboot_luns = DEF_CFG_NUM_SBOOT_LUNS;
+ cfg->drvcfg.path_tov = BFA_FCPIM_PATHTOV_DEF;
+ cfg->drvcfg.ioc_recover = BFA_FALSE;
+ cfg->drvcfg.delay_comp = BFA_FALSE;
+
+}
+
+void
+bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg)
+{
+ bfa_cfg_get_default(cfg);
+ cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
+ cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
+ cfg->fwcfg.num_fcxp_reqs = BFA_FCXP_MIN;
+ cfg->fwcfg.num_uf_bufs = BFA_UF_MIN;
+ cfg->fwcfg.num_rports = BFA_RPORT_MIN;
+ cfg->fwcfg.num_fwtio_reqs = 0;
+
+ cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
+ cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN;
+ cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN;
+ cfg->drvcfg.min_cfg = BFA_TRUE;
+}
diff --git a/drivers/scsi/bfa/bfa_cs.h b/drivers/scsi/bfa/bfa_cs.h
new file mode 100644
index 0000000..9685efc
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_cs.h
@@ -0,0 +1,334 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfa_cs.h BFA common services
+ */
+
+#ifndef __BFA_CS_H__
+#define __BFA_CS_H__
+
+#include "bfad_drv.h"
+
+/*
+ * BFA TRC
+ */
+
+#ifndef BFA_TRC_MAX
+#define BFA_TRC_MAX (4 * 1024)
+#endif
+
+#define BFA_TRC_TS(_trcm) \
+ ({ \
+ struct timespec64 ts; \
+ \
+ ktime_get_ts64(&ts); \
+ (ts.tv_sec*1000000+ts.tv_nsec / 1000); \
+ })
+
+#ifndef BFA_TRC_TS
+#define BFA_TRC_TS(_trcm) ((_trcm)->ticks++)
+#endif
+
+struct bfa_trc_s {
+#ifdef __BIG_ENDIAN
+ u16 fileno;
+ u16 line;
+#else
+ u16 line;
+ u16 fileno;
+#endif
+ u32 timestamp;
+ union {
+ struct {
+ u32 rsvd;
+ u32 u32;
+ } u32;
+ u64 u64;
+ } data;
+};
+
+struct bfa_trc_mod_s {
+ u32 head;
+ u32 tail;
+ u32 ntrc;
+ u32 stopped;
+ u32 ticks;
+ u32 rsvd[3];
+ struct bfa_trc_s trc[BFA_TRC_MAX];
+};
+
+enum {
+ BFA_TRC_HAL = 1, /* BFA modules */
+ BFA_TRC_FCS = 2, /* BFA FCS modules */
+ BFA_TRC_LDRV = 3, /* Linux driver modules */
+ BFA_TRC_CNA = 4, /* Common modules */
+};
+#define BFA_TRC_MOD_SH 10
+#define BFA_TRC_MOD(__mod) ((BFA_TRC_ ## __mod) << BFA_TRC_MOD_SH)
+
+/*
+ * Define a new tracing file (module). Module should match one defined above.
+ */
+#define BFA_TRC_FILE(__mod, __submod) \
+ static int __trc_fileno = ((BFA_TRC_ ## __mod ## _ ## __submod) | \
+ BFA_TRC_MOD(__mod))
+
+
+#define bfa_trc32(_trcp, _data) \
+ __bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u32)_data)
+#define bfa_trc(_trcp, _data) \
+ __bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u64)_data)
+
+static inline void
+bfa_trc_init(struct bfa_trc_mod_s *trcm)
+{
+ trcm->head = trcm->tail = trcm->stopped = 0;
+ trcm->ntrc = BFA_TRC_MAX;
+}
+
+static inline void
+bfa_trc_stop(struct bfa_trc_mod_s *trcm)
+{
+ trcm->stopped = 1;
+}
+
+void
+__bfa_trc(struct bfa_trc_mod_s *trcm, int fileno, int line, u64 data);
+
+void
+__bfa_trc32(struct bfa_trc_mod_s *trcm, int fileno, int line, u32 data);
+
+#define bfa_sm_fault(__mod, __event) do { \
+ bfa_trc(__mod, (((u32)0xDEAD << 16) | __event)); \
+ printk(KERN_ERR "Assertion failure: %s:%d: %d", \
+ __FILE__, __LINE__, (__event)); \
+} while (0)
+
+/* BFA queue definitions */
+#define bfa_q_first(_q) ((void *)(((struct list_head *) (_q))->next))
+#define bfa_q_next(_qe) (((struct list_head *) (_qe))->next)
+#define bfa_q_prev(_qe) (((struct list_head *) (_qe))->prev)
+
+/*
+ * bfa_q_qe_init - to initialize a queue element
+ */
+#define bfa_q_qe_init(_qe) { \
+ bfa_q_next(_qe) = (struct list_head *) NULL; \
+ bfa_q_prev(_qe) = (struct list_head *) NULL; \
+}
+
+/*
+ * bfa_q_deq - dequeue an element from head of the queue
+ */
+#define bfa_q_deq(_q, _qe) do { \
+ if (!list_empty(_q)) { \
+ (*((struct list_head **) (_qe))) = bfa_q_next(_q); \
+ bfa_q_prev(bfa_q_next(*((struct list_head **) _qe))) = \
+ (struct list_head *) (_q); \
+ bfa_q_next(_q) = bfa_q_next(*((struct list_head **) _qe));\
+ } else { \
+ *((struct list_head **) (_qe)) = (struct list_head *) NULL;\
+ } \
+} while (0)
+
+/*
+ * bfa_q_deq_tail - dequeue an element from tail of the queue
+ */
+#define bfa_q_deq_tail(_q, _qe) { \
+ if (!list_empty(_q)) { \
+ *((struct list_head **) (_qe)) = bfa_q_prev(_q); \
+ bfa_q_next(bfa_q_prev(*((struct list_head **) _qe))) = \
+ (struct list_head *) (_q); \
+ bfa_q_prev(_q) = bfa_q_prev(*(struct list_head **) _qe);\
+ } else { \
+ *((struct list_head **) (_qe)) = (struct list_head *) NULL;\
+ } \
+}
+
+static inline int
+bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe)
+{
+ struct list_head *tqe;
+
+ tqe = bfa_q_next(q);
+ while (tqe != q) {
+ if (tqe == qe)
+ return 1;
+ tqe = bfa_q_next(tqe);
+ if (tqe == NULL)
+ break;
+ }
+ return 0;
+}
+
+#define bfa_q_is_on_q(_q, _qe) \
+ bfa_q_is_on_q_func(_q, (struct list_head *)(_qe))
+
+/*
+ * @ BFA state machine interfaces
+ */
+
+typedef void (*bfa_sm_t)(void *sm, int event);
+
+/*
+ * oc - object class eg. bfa_ioc
+ * st - state, eg. reset
+ * otype - object type, eg. struct bfa_ioc_s
+ * etype - object type, eg. enum ioc_event
+ */
+#define bfa_sm_state_decl(oc, st, otype, etype) \
+ static void oc ## _sm_ ## st(otype * fsm, etype event)
+
+#define bfa_sm_set_state(_sm, _state) ((_sm)->sm = (bfa_sm_t)(_state))
+#define bfa_sm_send_event(_sm, _event) ((_sm)->sm((_sm), (_event)))
+#define bfa_sm_get_state(_sm) ((_sm)->sm)
+#define bfa_sm_cmp_state(_sm, _state) ((_sm)->sm == (bfa_sm_t)(_state))
+
+/*
+ * For converting from state machine function to state encoding.
+ */
+struct bfa_sm_table_s {
+ bfa_sm_t sm; /* state machine function */
+ int state; /* state machine encoding */
+ char *name; /* state name for display */
+};
+#define BFA_SM(_sm) ((bfa_sm_t)(_sm))
+
+/*
+ * State machine with entry actions.
+ */
+typedef void (*bfa_fsm_t)(void *fsm, int event);
+
+/*
+ * oc - object class eg. bfa_ioc
+ * st - state, eg. reset
+ * otype - object type, eg. struct bfa_ioc_s
+ * etype - object type, eg. enum ioc_event
+ */
+#define bfa_fsm_state_decl(oc, st, otype, etype) \
+ static void oc ## _sm_ ## st(otype * fsm, etype event); \
+ static void oc ## _sm_ ## st ## _entry(otype * fsm)
+
+#define bfa_fsm_set_state(_fsm, _state) do { \
+ (_fsm)->fsm = (bfa_fsm_t)(_state); \
+ _state ## _entry(_fsm); \
+} while (0)
+
+#define bfa_fsm_send_event(_fsm, _event) ((_fsm)->fsm((_fsm), (_event)))
+#define bfa_fsm_get_state(_fsm) ((_fsm)->fsm)
+#define bfa_fsm_cmp_state(_fsm, _state) \
+ ((_fsm)->fsm == (bfa_fsm_t)(_state))
+
+static inline int
+bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm)
+{
+ int i = 0;
+
+ while (smt[i].sm && smt[i].sm != sm)
+ i++;
+ return smt[i].state;
+}
+
+/*
+ * @ Generic wait counter.
+ */
+
+typedef void (*bfa_wc_resume_t) (void *cbarg);
+
+struct bfa_wc_s {
+ bfa_wc_resume_t wc_resume;
+ void *wc_cbarg;
+ int wc_count;
+};
+
+static inline void
+bfa_wc_up(struct bfa_wc_s *wc)
+{
+ wc->wc_count++;
+}
+
+static inline void
+bfa_wc_down(struct bfa_wc_s *wc)
+{
+ wc->wc_count--;
+ if (wc->wc_count == 0)
+ wc->wc_resume(wc->wc_cbarg);
+}
+
+/*
+ * Initialize a waiting counter.
+ */
+static inline void
+bfa_wc_init(struct bfa_wc_s *wc, bfa_wc_resume_t wc_resume, void *wc_cbarg)
+{
+ wc->wc_resume = wc_resume;
+ wc->wc_cbarg = wc_cbarg;
+ wc->wc_count = 0;
+ bfa_wc_up(wc);
+}
+
+/*
+ * Wait for counter to reach zero
+ */
+static inline void
+bfa_wc_wait(struct bfa_wc_s *wc)
+{
+ bfa_wc_down(wc);
+}
+
+static inline void
+wwn2str(char *wwn_str, u64 wwn)
+{
+ union {
+ u64 wwn;
+ u8 byte[8];
+ } w;
+
+ w.wwn = wwn;
+ sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
+ w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
+ w.byte[6], w.byte[7]);
+}
+
+static inline void
+fcid2str(char *fcid_str, u32 fcid)
+{
+ union {
+ u32 fcid;
+ u8 byte[4];
+ } f;
+
+ f.fcid = fcid;
+ sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
+}
+
+#define bfa_swap_3b(_x) \
+ ((((_x) & 0xff) << 16) | \
+ ((_x) & 0x00ff00) | \
+ (((_x) & 0xff0000) >> 16))
+
+#ifndef __BIG_ENDIAN
+#define bfa_hton3b(_x) bfa_swap_3b(_x)
+#else
+#define bfa_hton3b(_x) (_x)
+#endif
+
+#define bfa_ntoh3b(_x) bfa_hton3b(_x)
+
+#endif /* __BFA_CS_H__ */
diff --git a/drivers/scsi/bfa/bfa_defs.h b/drivers/scsi/bfa/bfa_defs.h
new file mode 100644
index 0000000..5dc3782
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_defs.h
@@ -0,0 +1,1288 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_H__
+#define __BFA_DEFS_H__
+
+#include "bfa_fc.h"
+#include "bfad_drv.h"
+
+#define BFA_MFG_SERIALNUM_SIZE 11
+#define STRSZ(_n) (((_n) + 4) & ~3)
+
+/*
+ * Manufacturing card type
+ */
+enum {
+ BFA_MFG_TYPE_CB_MAX = 825, /* Crossbow card type max */
+ BFA_MFG_TYPE_FC8P2 = 825, /* 8G 2port FC card */
+ BFA_MFG_TYPE_FC8P1 = 815, /* 8G 1port FC card */
+ BFA_MFG_TYPE_FC4P2 = 425, /* 4G 2port FC card */
+ BFA_MFG_TYPE_FC4P1 = 415, /* 4G 1port FC card */
+ BFA_MFG_TYPE_CNA10P2 = 1020, /* 10G 2port CNA card */
+ BFA_MFG_TYPE_CNA10P1 = 1010, /* 10G 1port CNA card */
+ BFA_MFG_TYPE_JAYHAWK = 804, /* Jayhawk mezz card */
+ BFA_MFG_TYPE_WANCHESE = 1007, /* Wanchese mezz card */
+ BFA_MFG_TYPE_ASTRA = 807, /* Astra mezz card */
+ BFA_MFG_TYPE_LIGHTNING_P0 = 902, /* Lightning mezz card - old */
+ BFA_MFG_TYPE_LIGHTNING = 1741, /* Lightning mezz card */
+ BFA_MFG_TYPE_PROWLER_F = 1560, /* Prowler FC only cards */
+ BFA_MFG_TYPE_PROWLER_N = 1410, /* Prowler NIC only cards */
+ BFA_MFG_TYPE_PROWLER_C = 1710, /* Prowler CNA only cards */
+ BFA_MFG_TYPE_PROWLER_D = 1860, /* Prowler Dual cards */
+ BFA_MFG_TYPE_CHINOOK = 1867, /* Chinook cards */
+ BFA_MFG_TYPE_CHINOOK2 = 1869, /*!< Chinook2 cards */
+ BFA_MFG_TYPE_INVALID = 0, /* Invalid card type */
+};
+
+#pragma pack(1)
+
+/*
+ * Check if Mezz card
+ */
+#define bfa_mfg_is_mezz(type) (( \
+ (type) == BFA_MFG_TYPE_JAYHAWK || \
+ (type) == BFA_MFG_TYPE_WANCHESE || \
+ (type) == BFA_MFG_TYPE_ASTRA || \
+ (type) == BFA_MFG_TYPE_LIGHTNING_P0 || \
+ (type) == BFA_MFG_TYPE_LIGHTNING || \
+ (type) == BFA_MFG_TYPE_CHINOOK || \
+ (type) == BFA_MFG_TYPE_CHINOOK2))
+
+/*
+ * Check if the card having old wwn/mac handling
+ */
+#define bfa_mfg_is_old_wwn_mac_model(type) (( \
+ (type) == BFA_MFG_TYPE_FC8P2 || \
+ (type) == BFA_MFG_TYPE_FC8P1 || \
+ (type) == BFA_MFG_TYPE_FC4P2 || \
+ (type) == BFA_MFG_TYPE_FC4P1 || \
+ (type) == BFA_MFG_TYPE_CNA10P2 || \
+ (type) == BFA_MFG_TYPE_CNA10P1 || \
+ (type) == BFA_MFG_TYPE_JAYHAWK || \
+ (type) == BFA_MFG_TYPE_WANCHESE))
+
+#define bfa_mfg_increment_wwn_mac(m, i) \
+do { \
+ u32 t = ((u32)(m)[0] << 16) | ((u32)(m)[1] << 8) | \
+ (u32)(m)[2]; \
+ t += (i); \
+ (m)[0] = (t >> 16) & 0xFF; \
+ (m)[1] = (t >> 8) & 0xFF; \
+ (m)[2] = t & 0xFF; \
+} while (0)
+
+/*
+ * VPD data length
+ */
+#define BFA_MFG_VPD_LEN 512
+
+/*
+ * VPD vendor tag
+ */
+enum {
+ BFA_MFG_VPD_UNKNOWN = 0, /* vendor unknown */
+ BFA_MFG_VPD_IBM = 1, /* vendor IBM */
+ BFA_MFG_VPD_HP = 2, /* vendor HP */
+ BFA_MFG_VPD_DELL = 3, /* vendor DELL */
+ BFA_MFG_VPD_PCI_IBM = 0x08, /* PCI VPD IBM */
+ BFA_MFG_VPD_PCI_HP = 0x10, /* PCI VPD HP */
+ BFA_MFG_VPD_PCI_DELL = 0x20, /* PCI VPD DELL */
+ BFA_MFG_VPD_PCI_BRCD = 0xf8, /* PCI VPD Brocade */
+};
+
+/*
+ * All numerical fields are in big-endian format.
+ */
+struct bfa_mfg_vpd_s {
+ u8 version; /* vpd data version */
+ u8 vpd_sig[3]; /* characters 'V', 'P', 'D' */
+ u8 chksum; /* u8 checksum */
+ u8 vendor; /* vendor */
+ u8 len; /* vpd data length excluding header */
+ u8 rsv;
+ u8 data[BFA_MFG_VPD_LEN]; /* vpd data */
+};
+
+#pragma pack()
+
+/*
+ * Status return values
+ */
+enum bfa_status {
+ BFA_STATUS_OK = 0, /* Success */
+ BFA_STATUS_FAILED = 1, /* Operation failed */
+ BFA_STATUS_EINVAL = 2, /* Invalid params Check input
+ * parameters */
+ BFA_STATUS_ENOMEM = 3, /* Out of resources */
+ BFA_STATUS_ETIMER = 5, /* Timer expired - Retry, if persists,
+ * contact support */
+ BFA_STATUS_EPROTOCOL = 6, /* Protocol error */
+ BFA_STATUS_BADFLASH = 9, /* Flash is bad */
+ BFA_STATUS_SFP_UNSUPP = 10, /* Unsupported SFP - Replace SFP */
+ BFA_STATUS_UNKNOWN_VFID = 11, /* VF_ID not found */
+ BFA_STATUS_DATACORRUPTED = 12, /* Diag returned data corrupted */
+ BFA_STATUS_DEVBUSY = 13, /* Device busy - Retry operation */
+ BFA_STATUS_HDMA_FAILED = 16, /* Host dma failed contact support */
+ BFA_STATUS_FLASH_BAD_LEN = 17, /* Flash bad length */
+ BFA_STATUS_UNKNOWN_LWWN = 18, /* LPORT PWWN not found */
+ BFA_STATUS_UNKNOWN_RWWN = 19, /* RPORT PWWN not found */
+ BFA_STATUS_VPORT_EXISTS = 21, /* VPORT already exists */
+ BFA_STATUS_VPORT_MAX = 22, /* Reached max VPORT supported limit */
+ BFA_STATUS_UNSUPP_SPEED = 23, /* Invalid Speed Check speed setting */
+ BFA_STATUS_INVLD_DFSZ = 24, /* Invalid Max data field size */
+ BFA_STATUS_CMD_NOTSUPP = 26, /* Command/API not supported */
+ BFA_STATUS_FABRIC_RJT = 29, /* Reject from attached fabric */
+ BFA_STATUS_UNKNOWN_VWWN = 30, /* VPORT PWWN not found */
+ BFA_STATUS_PORT_OFFLINE = 34, /* Port is not online */
+ BFA_STATUS_VPORT_WWN_BP = 46, /* WWN is same as base port's WWN */
+ BFA_STATUS_PORT_NOT_DISABLED = 47, /* Port not disabled disable port */
+ BFA_STATUS_NO_FCPIM_NEXUS = 52, /* No FCP Nexus exists with the rport */
+ BFA_STATUS_IOC_FAILURE = 56, /* IOC failure - Retry, if persists
+ * contact support */
+ BFA_STATUS_INVALID_WWN = 57, /* Invalid WWN */
+ BFA_STATUS_ADAPTER_ENABLED = 60, /* Adapter is not disabled */
+ BFA_STATUS_IOC_NON_OP = 61, /* IOC is not operational */
+ BFA_STATUS_VERSION_FAIL = 70, /* Application/Driver version mismatch */
+ BFA_STATUS_DIAG_BUSY = 71, /* diag busy */
+ BFA_STATUS_BEACON_ON = 72, /* Port Beacon already on */
+ BFA_STATUS_ENOFSAVE = 78, /* No saved firmware trace */
+ BFA_STATUS_IOC_DISABLED = 82, /* IOC is already disabled */
+ BFA_STATUS_ERROR_TRL_ENABLED = 87, /* TRL is enabled */
+ BFA_STATUS_ERROR_QOS_ENABLED = 88, /* QoS is enabled */
+ BFA_STATUS_NO_SFP_DEV = 89, /* No SFP device check or replace SFP */
+ BFA_STATUS_MEMTEST_FAILED = 90, /* Memory test failed contact support */
+ BFA_STATUS_LEDTEST_OP = 109, /* LED test is operating */
+ BFA_STATUS_INVALID_MAC = 134, /* Invalid MAC address */
+ BFA_STATUS_CMD_NOTSUPP_CNA = 146, /* Command not supported for CNA */
+ BFA_STATUS_PBC = 154, /* Operation not allowed for pre-boot
+ * configuration */
+ BFA_STATUS_BAD_FWCFG = 156, /* Bad firmware configuration */
+ BFA_STATUS_INVALID_VENDOR = 158, /* Invalid switch vendor */
+ BFA_STATUS_SFP_NOT_READY = 159, /* SFP info is not ready. Retry */
+ BFA_STATUS_TRUNK_ENABLED = 164, /* Trunk is already enabled on
+ * this adapter */
+ BFA_STATUS_TRUNK_DISABLED = 165, /* Trunking is disabled on
+ * the adapter */
+ BFA_STATUS_IOPROFILE_OFF = 175, /* IO profile OFF */
+ BFA_STATUS_PHY_NOT_PRESENT = 183, /* PHY module not present */
+ BFA_STATUS_FEATURE_NOT_SUPPORTED = 192, /* Feature not supported */
+ BFA_STATUS_ENTRY_EXISTS = 193, /* Entry already exists */
+ BFA_STATUS_ENTRY_NOT_EXISTS = 194, /* Entry does not exist */
+ BFA_STATUS_NO_CHANGE = 195, /* Feature already in that state */
+ BFA_STATUS_FAA_ENABLED = 197, /* FAA is already enabled */
+ BFA_STATUS_FAA_DISABLED = 198, /* FAA is already disabled */
+ BFA_STATUS_FAA_ACQUIRED = 199, /* FAA is already acquired */
+ BFA_STATUS_FAA_ACQ_ADDR = 200, /* Acquiring addr */
+ BFA_STATUS_BBCR_FC_ONLY = 201, /*!< BBCredit Recovery is supported for *
+ * FC mode only */
+ BFA_STATUS_ERROR_TRUNK_ENABLED = 203, /* Trunk enabled on adapter */
+ BFA_STATUS_MAX_ENTRY_REACHED = 212, /* MAX entry reached */
+ BFA_STATUS_TOPOLOGY_LOOP = 230, /* Topology is set to Loop */
+ BFA_STATUS_LOOP_UNSUPP_MEZZ = 231, /* Loop topology is not supported
+ * on mezz cards */
+ BFA_STATUS_INVALID_BW = 233, /* Invalid bandwidth value */
+ BFA_STATUS_QOS_BW_INVALID = 234, /* Invalid QOS bandwidth
+ * configuration */
+ BFA_STATUS_DPORT_ENABLED = 235, /* D-port mode is already enabled */
+ BFA_STATUS_DPORT_DISABLED = 236, /* D-port mode is already disabled */
+ BFA_STATUS_CMD_NOTSUPP_MEZZ = 239, /* Cmd not supported for MEZZ card */
+ BFA_STATUS_FRU_NOT_PRESENT = 240, /* fru module not present */
+ BFA_STATUS_DPORT_NO_SFP = 243, /* SFP is not present.\n D-port will be
+ * enabled but it will be operational
+ * only after inserting a valid SFP. */
+ BFA_STATUS_DPORT_ERR = 245, /* D-port mode is enabled */
+ BFA_STATUS_DPORT_ENOSYS = 254, /* Switch has no D_Port functionality */
+ BFA_STATUS_DPORT_CANT_PERF = 255, /* Switch port is not D_Port capable
+ * or D_Port is disabled */
+ BFA_STATUS_DPORT_LOGICALERR = 256, /* Switch D_Port fail */
+ BFA_STATUS_DPORT_SWBUSY = 257, /* Switch port busy */
+ BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT = 258, /*!< BB credit recovery is
+ * supported at max port speed alone */
+ BFA_STATUS_ERROR_BBCR_ENABLED = 259, /*!< BB credit recovery
+ * is enabled */
+ BFA_STATUS_INVALID_BBSCN = 260, /*!< Invalid BBSCN value.
+ * Valid range is [1-15] */
+ BFA_STATUS_DDPORT_ERR = 261, /* Dynamic D_Port mode is active.\n To
+ * exit dynamic mode, disable D_Port on
+ * the remote port */
+ BFA_STATUS_DPORT_SFPWRAP_ERR = 262, /* Clear e/o_wrap fail, check or
+ * replace SFP */
+ BFA_STATUS_BBCR_CFG_NO_CHANGE = 265, /*!< BBCR is operational.
+ * Disable BBCR and try this operation again. */
+ BFA_STATUS_DPORT_SW_NOTREADY = 268, /* Remote port is not ready to
+ * start dport test. Check remote
+ * port status. */
+ BFA_STATUS_DPORT_INV_SFP = 271, /* Invalid SFP for D-PORT mode. */
+ BFA_STATUS_DPORT_CMD_NOTSUPP = 273, /* Dport is not supported by
+ * remote port */
+ BFA_STATUS_MAX_VAL /* Unknown error code */
+};
+#define bfa_status_t enum bfa_status
+
+enum bfa_eproto_status {
+ BFA_EPROTO_BAD_ACCEPT = 0,
+ BFA_EPROTO_UNKNOWN_RSP = 1
+};
+#define bfa_eproto_status_t enum bfa_eproto_status
+
+enum bfa_boolean {
+ BFA_FALSE = 0,
+ BFA_TRUE = 1
+};
+#define bfa_boolean_t enum bfa_boolean
+
+#define BFA_STRING_32 32
+#define BFA_VERSION_LEN 64
+
+/*
+ * ---------------------- adapter definitions ------------
+ */
+
+/*
+ * BFA adapter level attributes.
+ */
+enum {
+ BFA_ADAPTER_SERIAL_NUM_LEN = STRSZ(BFA_MFG_SERIALNUM_SIZE),
+ /*
+ *!< adapter serial num length
+ */
+ BFA_ADAPTER_MODEL_NAME_LEN = 16, /* model name length */
+ BFA_ADAPTER_MODEL_DESCR_LEN = 128, /* model description length */
+ BFA_ADAPTER_MFG_NAME_LEN = 8, /* manufacturer name length */
+ BFA_ADAPTER_SYM_NAME_LEN = 64, /* adapter symbolic name length */
+ BFA_ADAPTER_OS_TYPE_LEN = 64, /* adapter os type length */
+ BFA_ADAPTER_UUID_LEN = 16, /* adapter uuid length */
+};
+
+struct bfa_adapter_attr_s {
+ char manufacturer[BFA_ADAPTER_MFG_NAME_LEN];
+ char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+ u32 card_type;
+ char model[BFA_ADAPTER_MODEL_NAME_LEN];
+ char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
+ wwn_t pwwn;
+ char node_symname[FC_SYMNAME_MAX];
+ char hw_ver[BFA_VERSION_LEN];
+ char fw_ver[BFA_VERSION_LEN];
+ char optrom_ver[BFA_VERSION_LEN];
+ char os_type[BFA_ADAPTER_OS_TYPE_LEN];
+ struct bfa_mfg_vpd_s vpd;
+ struct mac_s mac;
+
+ u8 nports;
+ u8 max_speed;
+ u8 prototype;
+ char asic_rev;
+
+ u8 pcie_gen;
+ u8 pcie_lanes_orig;
+ u8 pcie_lanes;
+ u8 cna_capable;
+
+ u8 is_mezz;
+ u8 trunk_capable;
+ u8 mfg_day; /* manufacturing day */
+ u8 mfg_month; /* manufacturing month */
+ u16 mfg_year; /* manufacturing year */
+ u16 rsvd;
+ u8 uuid[BFA_ADAPTER_UUID_LEN];
+};
+
+/*
+ * ---------------------- IOC definitions ------------
+ */
+
+enum {
+ BFA_IOC_DRIVER_LEN = 16,
+ BFA_IOC_CHIP_REV_LEN = 8,
+};
+
+/*
+ * Driver and firmware versions.
+ */
+struct bfa_ioc_driver_attr_s {
+ char driver[BFA_IOC_DRIVER_LEN]; /* driver name */
+ char driver_ver[BFA_VERSION_LEN]; /* driver version */
+ char fw_ver[BFA_VERSION_LEN]; /* firmware version */
+ char bios_ver[BFA_VERSION_LEN]; /* bios version */
+ char efi_ver[BFA_VERSION_LEN]; /* EFI version */
+ char ob_ver[BFA_VERSION_LEN]; /* openboot version */
+};
+
+/*
+ * IOC PCI device attributes
+ */
+struct bfa_ioc_pci_attr_s {
+ u16 vendor_id; /* PCI vendor ID */
+ u16 device_id; /* PCI device ID */
+ u16 ssid; /* subsystem ID */
+ u16 ssvid; /* subsystem vendor ID */
+ u32 pcifn; /* PCI device function */
+ u32 rsvd; /* padding */
+ char chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */
+};
+
+/*
+ * IOC states
+ */
+enum bfa_ioc_state {
+ BFA_IOC_UNINIT = 1, /* IOC is in uninit state */
+ BFA_IOC_RESET = 2, /* IOC is in reset state */
+ BFA_IOC_SEMWAIT = 3, /* Waiting for IOC h/w semaphore */
+ BFA_IOC_HWINIT = 4, /* IOC h/w is being initialized */
+ BFA_IOC_GETATTR = 5, /* IOC is being configured */
+ BFA_IOC_OPERATIONAL = 6, /* IOC is operational */
+ BFA_IOC_INITFAIL = 7, /* IOC hardware failure */
+ BFA_IOC_FAIL = 8, /* IOC heart-beat failure */
+ BFA_IOC_DISABLING = 9, /* IOC is being disabled */
+ BFA_IOC_DISABLED = 10, /* IOC is disabled */
+ BFA_IOC_FWMISMATCH = 11, /* IOC f/w different from drivers */
+ BFA_IOC_ENABLING = 12, /* IOC is being enabled */
+ BFA_IOC_HWFAIL = 13, /* PCI mapping doesn't exist */
+ BFA_IOC_ACQ_ADDR = 14, /* Acquiring addr from fabric */
+};
+
+/*
+ * IOC firmware stats
+ */
+struct bfa_fw_ioc_stats_s {
+ u32 enable_reqs;
+ u32 disable_reqs;
+ u32 get_attr_reqs;
+ u32 dbg_sync;
+ u32 dbg_dump;
+ u32 unknown_reqs;
+};
+
+/*
+ * IOC driver stats
+ */
+struct bfa_ioc_drv_stats_s {
+ u32 ioc_isrs;
+ u32 ioc_enables;
+ u32 ioc_disables;
+ u32 ioc_hbfails;
+ u32 ioc_boots;
+ u32 stats_tmos;
+ u32 hb_count;
+ u32 disable_reqs;
+ u32 enable_reqs;
+ u32 disable_replies;
+ u32 enable_replies;
+ u32 rsvd;
+};
+
+/*
+ * IOC statistics
+ */
+struct bfa_ioc_stats_s {
+ struct bfa_ioc_drv_stats_s drv_stats; /* driver IOC stats */
+ struct bfa_fw_ioc_stats_s fw_stats; /* firmware IOC stats */
+};
+
+enum bfa_ioc_type_e {
+ BFA_IOC_TYPE_FC = 1,
+ BFA_IOC_TYPE_FCoE = 2,
+ BFA_IOC_TYPE_LL = 3,
+};
+
+/*
+ * IOC attributes returned in queries
+ */
+struct bfa_ioc_attr_s {
+ enum bfa_ioc_type_e ioc_type;
+ enum bfa_ioc_state state; /* IOC state */
+ struct bfa_adapter_attr_s adapter_attr; /* HBA attributes */
+ struct bfa_ioc_driver_attr_s driver_attr; /* driver attr */
+ struct bfa_ioc_pci_attr_s pci_attr;
+ u8 port_id; /* port number */
+ u8 port_mode; /* bfa_mode_s */
+ u8 cap_bm; /* capability */
+ u8 port_mode_cfg; /* bfa_mode_s */
+ u8 def_fn; /* 1 if default fn */
+ u8 rsvd[3]; /* 64bit align */
+};
+
+/*
+ * AEN related definitions
+ */
+enum bfa_aen_category {
+ BFA_AEN_CAT_ADAPTER = 1,
+ BFA_AEN_CAT_PORT = 2,
+ BFA_AEN_CAT_LPORT = 3,
+ BFA_AEN_CAT_RPORT = 4,
+ BFA_AEN_CAT_ITNIM = 5,
+ BFA_AEN_CAT_AUDIT = 8,
+ BFA_AEN_CAT_IOC = 9,
+};
+
+/* BFA adapter level events */
+enum bfa_adapter_aen_event {
+ BFA_ADAPTER_AEN_ADD = 1, /* New Adapter found event */
+ BFA_ADAPTER_AEN_REMOVE = 2, /* Adapter removed event */
+};
+
+struct bfa_adapter_aen_data_s {
+ char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+ u32 nports; /* Number of NPorts */
+ wwn_t pwwn; /* WWN of one of its physical port */
+};
+
+/* BFA physical port Level events */
+enum bfa_port_aen_event {
+ BFA_PORT_AEN_ONLINE = 1, /* Physical Port online event */
+ BFA_PORT_AEN_OFFLINE = 2, /* Physical Port offline event */
+ BFA_PORT_AEN_RLIR = 3, /* RLIR event, not supported */
+ BFA_PORT_AEN_SFP_INSERT = 4, /* SFP inserted event */
+ BFA_PORT_AEN_SFP_REMOVE = 5, /* SFP removed event */
+ BFA_PORT_AEN_SFP_POM = 6, /* SFP POM event */
+ BFA_PORT_AEN_ENABLE = 7, /* Physical Port enable event */
+ BFA_PORT_AEN_DISABLE = 8, /* Physical Port disable event */
+ BFA_PORT_AEN_AUTH_ON = 9, /* Physical Port auth success event */
+ BFA_PORT_AEN_AUTH_OFF = 10, /* Physical Port auth fail event */
+ BFA_PORT_AEN_DISCONNECT = 11, /* Physical Port disconnect event */
+ BFA_PORT_AEN_QOS_NEG = 12, /* Base Port QOS negotiation event */
+ BFA_PORT_AEN_FABRIC_NAME_CHANGE = 13, /* Fabric Name/WWN change */
+ BFA_PORT_AEN_SFP_ACCESS_ERROR = 14, /* SFP read error event */
+ BFA_PORT_AEN_SFP_UNSUPPORT = 15, /* Unsupported SFP event */
+};
+
+enum bfa_port_aen_sfp_pom {
+ BFA_PORT_AEN_SFP_POM_GREEN = 1, /* Normal */
+ BFA_PORT_AEN_SFP_POM_AMBER = 2, /* Warning */
+ BFA_PORT_AEN_SFP_POM_RED = 3, /* Critical */
+ BFA_PORT_AEN_SFP_POM_MAX = BFA_PORT_AEN_SFP_POM_RED
+};
+
+struct bfa_port_aen_data_s {
+ wwn_t pwwn; /* WWN of the physical port */
+ wwn_t fwwn; /* WWN of the fabric port */
+ u32 phy_port_num; /* For SFP related events */
+ u16 ioc_type;
+ u16 level; /* Only transitions will be informed */
+ mac_t mac; /* MAC address of the ethernet port */
+ u16 rsvd;
+};
+
+/* BFA AEN logical port events */
+enum bfa_lport_aen_event {
+ BFA_LPORT_AEN_NEW = 1, /* LPort created event */
+ BFA_LPORT_AEN_DELETE = 2, /* LPort deleted event */
+ BFA_LPORT_AEN_ONLINE = 3, /* LPort online event */
+ BFA_LPORT_AEN_OFFLINE = 4, /* LPort offline event */
+ BFA_LPORT_AEN_DISCONNECT = 5, /* LPort disconnect event */
+ BFA_LPORT_AEN_NEW_PROP = 6, /* VPort created event */
+ BFA_LPORT_AEN_DELETE_PROP = 7, /* VPort deleted event */
+ BFA_LPORT_AEN_NEW_STANDARD = 8, /* VPort created event */
+ BFA_LPORT_AEN_DELETE_STANDARD = 9, /* VPort deleted event */
+ BFA_LPORT_AEN_NPIV_DUP_WWN = 10, /* VPort with duplicate WWN */
+ BFA_LPORT_AEN_NPIV_FABRIC_MAX = 11, /* Max NPIV in fabric/fport */
+ BFA_LPORT_AEN_NPIV_UNKNOWN = 12, /* Unknown NPIV Error code */
+};
+
+struct bfa_lport_aen_data_s {
+ u16 vf_id; /* vf_id of this logical port */
+ u16 roles; /* Logical port mode,IM/TM/IP etc */
+ u32 rsvd;
+ wwn_t ppwwn; /* WWN of its physical port */
+ wwn_t lpwwn; /* WWN of this logical port */
+};
+
+/* BFA ITNIM events */
+enum bfa_itnim_aen_event {
+ BFA_ITNIM_AEN_ONLINE = 1, /* Target online */
+ BFA_ITNIM_AEN_OFFLINE = 2, /* Target offline */
+ BFA_ITNIM_AEN_DISCONNECT = 3, /* Target disconnected */
+};
+
+struct bfa_itnim_aen_data_s {
+ u16 vf_id; /* vf_id of the IT nexus */
+ u16 rsvd[3];
+ wwn_t ppwwn; /* WWN of its physical port */
+ wwn_t lpwwn; /* WWN of logical port */
+ wwn_t rpwwn; /* WWN of remote(target) port */
+};
+
+/* BFA audit events */
+enum bfa_audit_aen_event {
+ BFA_AUDIT_AEN_AUTH_ENABLE = 1,
+ BFA_AUDIT_AEN_AUTH_DISABLE = 2,
+ BFA_AUDIT_AEN_FLASH_ERASE = 3,
+ BFA_AUDIT_AEN_FLASH_UPDATE = 4,
+};
+
+struct bfa_audit_aen_data_s {
+ wwn_t pwwn;
+ int partition_inst;
+ int partition_type;
+};
+
+/* BFA IOC level events */
+enum bfa_ioc_aen_event {
+ BFA_IOC_AEN_HBGOOD = 1, /* Heart Beat restore event */
+ BFA_IOC_AEN_HBFAIL = 2, /* Heart Beat failure event */
+ BFA_IOC_AEN_ENABLE = 3, /* IOC enabled event */
+ BFA_IOC_AEN_DISABLE = 4, /* IOC disabled event */
+ BFA_IOC_AEN_FWMISMATCH = 5, /* IOC firmware mismatch */
+ BFA_IOC_AEN_FWCFG_ERROR = 6, /* IOC firmware config error */
+ BFA_IOC_AEN_INVALID_VENDOR = 7,
+ BFA_IOC_AEN_INVALID_NWWN = 8, /* Zero NWWN */
+ BFA_IOC_AEN_INVALID_PWWN = 9 /* Zero PWWN */
+};
+
+struct bfa_ioc_aen_data_s {
+ wwn_t pwwn;
+ u16 ioc_type;
+ mac_t mac;
+};
+
+/*
+ * ---------------------- mfg definitions ------------
+ */
+
+/*
+ * Checksum size
+ */
+#define BFA_MFG_CHKSUM_SIZE 16
+
+#define BFA_MFG_PARTNUM_SIZE 14
+#define BFA_MFG_SUPPLIER_ID_SIZE 10
+#define BFA_MFG_SUPPLIER_PARTNUM_SIZE 20
+#define BFA_MFG_SUPPLIER_SERIALNUM_SIZE 20
+#define BFA_MFG_SUPPLIER_REVISION_SIZE 4
+/*
+ * Initial capability definition
+ */
+#define BFA_MFG_IC_FC 0x01
+#define BFA_MFG_IC_ETH 0x02
+
+/*
+ * Adapter capability mask definition
+ */
+#define BFA_CM_HBA 0x01
+#define BFA_CM_CNA 0x02
+#define BFA_CM_NIC 0x04
+#define BFA_CM_FC16G 0x08
+#define BFA_CM_SRIOV 0x10
+#define BFA_CM_MEZZ 0x20
+
+#pragma pack(1)
+
+/*
+ * All numerical fields are in big-endian format.
+ */
+struct bfa_mfg_block_s {
+ u8 version; /*!< manufacturing block version */
+ u8 mfg_sig[3]; /*!< characters 'M', 'F', 'G' */
+ u16 mfgsize; /*!< mfg block size */
+ u16 u16_chksum; /*!< old u16 checksum */
+ char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
+ char brcd_partnum[STRSZ(BFA_MFG_PARTNUM_SIZE)];
+ u8 mfg_day; /*!< manufacturing day */
+ u8 mfg_month; /*!< manufacturing month */
+ u16 mfg_year; /*!< manufacturing year */
+ wwn_t mfg_wwn; /*!< wwn base for this adapter */
+ u8 num_wwn; /*!< number of wwns assigned */
+ u8 mfg_speeds; /*!< speeds allowed for this adapter */
+ u8 rsv[2];
+ char supplier_id[STRSZ(BFA_MFG_SUPPLIER_ID_SIZE)];
+ char supplier_partnum[STRSZ(BFA_MFG_SUPPLIER_PARTNUM_SIZE)];
+ char supplier_serialnum[STRSZ(BFA_MFG_SUPPLIER_SERIALNUM_SIZE)];
+ char supplier_revision[STRSZ(BFA_MFG_SUPPLIER_REVISION_SIZE)];
+ mac_t mfg_mac; /*!< base mac address */
+ u8 num_mac; /*!< number of mac addresses */
+ u8 rsv2;
+ u32 card_type; /*!< card type */
+ char cap_nic; /*!< capability nic */
+ char cap_cna; /*!< capability cna */
+ char cap_hba; /*!< capability hba */
+ char cap_fc16g; /*!< capability fc 16g */
+ char cap_sriov; /*!< capability sriov */
+ char cap_mezz; /*!< capability mezz */
+ u8 rsv3;
+ u8 mfg_nports; /*!< number of ports */
+ char media[8]; /*!< xfi/xaui */
+ char initial_mode[8]; /*!< initial mode: hba/cna/nic */
+ u8 rsv4[84];
+ u8 md5_chksum[BFA_MFG_CHKSUM_SIZE]; /*!< md5 checksum */
+};
+
+#pragma pack()
+
+/*
+ * ---------------------- pci definitions ------------
+ */
+
+/*
+ * PCI device and vendor ID information
+ */
+enum {
+ BFA_PCI_VENDOR_ID_BROCADE = 0x1657,
+ BFA_PCI_DEVICE_ID_FC_8G2P = 0x13,
+ BFA_PCI_DEVICE_ID_FC_8G1P = 0x17,
+ BFA_PCI_DEVICE_ID_CT = 0x14,
+ BFA_PCI_DEVICE_ID_CT_FC = 0x21,
+ BFA_PCI_DEVICE_ID_CT2 = 0x22,
+ BFA_PCI_DEVICE_ID_CT2_QUAD = 0x23,
+};
+
+#define bfa_asic_id_cb(__d) \
+ ((__d) == BFA_PCI_DEVICE_ID_FC_8G2P || \
+ (__d) == BFA_PCI_DEVICE_ID_FC_8G1P)
+#define bfa_asic_id_ct(__d) \
+ ((__d) == BFA_PCI_DEVICE_ID_CT || \
+ (__d) == BFA_PCI_DEVICE_ID_CT_FC)
+#define bfa_asic_id_ct2(__d) \
+ ((__d) == BFA_PCI_DEVICE_ID_CT2 || \
+ (__d) == BFA_PCI_DEVICE_ID_CT2_QUAD)
+#define bfa_asic_id_ctc(__d) \
+ (bfa_asic_id_ct(__d) || bfa_asic_id_ct2(__d))
+
+/*
+ * PCI sub-system device and vendor ID information
+ */
+enum {
+ BFA_PCI_FCOE_SSDEVICE_ID = 0x14,
+ BFA_PCI_CT2_SSID_FCoE = 0x22,
+ BFA_PCI_CT2_SSID_ETH = 0x23,
+ BFA_PCI_CT2_SSID_FC = 0x24,
+};
+
+/*
+ * Maximum number of device address ranges mapped through different BAR(s)
+ */
+#define BFA_PCI_ACCESS_RANGES 1
+
+/*
+ * Port speed settings. Each specific speed is a bit field. Use multiple
+ * bits to specify speeds to be selected for auto-negotiation.
+ */
+enum bfa_port_speed {
+ BFA_PORT_SPEED_UNKNOWN = 0,
+ BFA_PORT_SPEED_1GBPS = 1,
+ BFA_PORT_SPEED_2GBPS = 2,
+ BFA_PORT_SPEED_4GBPS = 4,
+ BFA_PORT_SPEED_8GBPS = 8,
+ BFA_PORT_SPEED_10GBPS = 10,
+ BFA_PORT_SPEED_16GBPS = 16,
+ BFA_PORT_SPEED_AUTO = 0xf,
+};
+#define bfa_port_speed_t enum bfa_port_speed
+
+enum {
+ BFA_BOOT_BOOTLUN_MAX = 4, /* maximum boot lun per IOC */
+ BFA_PREBOOT_BOOTLUN_MAX = 8, /* maximum preboot lun per IOC */
+};
+
+#define BOOT_CFG_REV1 1
+#define BOOT_CFG_VLAN 1
+
+/*
+ * Boot options setting. Boot options setting determines from where
+ * to get the boot lun information
+ */
+enum bfa_boot_bootopt {
+ BFA_BOOT_AUTO_DISCOVER = 0, /* Boot from blun provided by fabric */
+ BFA_BOOT_STORED_BLUN = 1, /* Boot from bluns stored in flash */
+ BFA_BOOT_FIRST_LUN = 2, /* Boot from first discovered blun */
+ BFA_BOOT_PBC = 3, /* Boot from pbc configured blun */
+};
+
+#pragma pack(1)
+/*
+ * Boot lun information.
+ */
+struct bfa_boot_bootlun_s {
+ wwn_t pwwn; /* port wwn of target */
+ struct scsi_lun lun; /* 64-bit lun */
+};
+#pragma pack()
+
+/*
+ * BOOT boot configuraton
+ */
+struct bfa_boot_cfg_s {
+ u8 version;
+ u8 rsvd1;
+ u16 chksum;
+ u8 enable; /* enable/disable SAN boot */
+ u8 speed; /* boot speed settings */
+ u8 topology; /* boot topology setting */
+ u8 bootopt; /* bfa_boot_bootopt_t */
+ u32 nbluns; /* number of boot luns */
+ u32 rsvd2;
+ struct bfa_boot_bootlun_s blun[BFA_BOOT_BOOTLUN_MAX];
+ struct bfa_boot_bootlun_s blun_disc[BFA_BOOT_BOOTLUN_MAX];
+};
+
+struct bfa_boot_pbc_s {
+ u8 enable; /* enable/disable SAN boot */
+ u8 speed; /* boot speed settings */
+ u8 topology; /* boot topology setting */
+ u8 rsvd1;
+ u32 nbluns; /* number of boot luns */
+ struct bfa_boot_bootlun_s pblun[BFA_PREBOOT_BOOTLUN_MAX];
+};
+
+struct bfa_ethboot_cfg_s {
+ u8 version;
+ u8 rsvd1;
+ u16 chksum;
+ u8 enable; /* enable/disable Eth/PXE boot */
+ u8 rsvd2;
+ u16 vlan;
+};
+
+/*
+ * ASIC block configuration related structures
+ */
+#define BFA_ABLK_MAX_PORTS 2
+#define BFA_ABLK_MAX_PFS 16
+#define BFA_ABLK_MAX 2
+
+#pragma pack(1)
+enum bfa_mode_s {
+ BFA_MODE_HBA = 1,
+ BFA_MODE_CNA = 2,
+ BFA_MODE_NIC = 3
+};
+
+struct bfa_adapter_cfg_mode_s {
+ u16 max_pf;
+ u16 max_vf;
+ enum bfa_mode_s mode;
+};
+
+struct bfa_ablk_cfg_pf_s {
+ u16 pers;
+ u8 port_id;
+ u8 optrom;
+ u8 valid;
+ u8 sriov;
+ u8 max_vfs;
+ u8 rsvd[1];
+ u16 num_qpairs;
+ u16 num_vectors;
+ u16 bw_min;
+ u16 bw_max;
+};
+
+struct bfa_ablk_cfg_port_s {
+ u8 mode;
+ u8 type;
+ u8 max_pfs;
+ u8 rsvd[5];
+};
+
+struct bfa_ablk_cfg_inst_s {
+ u8 nports;
+ u8 max_pfs;
+ u8 rsvd[6];
+ struct bfa_ablk_cfg_pf_s pf_cfg[BFA_ABLK_MAX_PFS];
+ struct bfa_ablk_cfg_port_s port_cfg[BFA_ABLK_MAX_PORTS];
+};
+
+struct bfa_ablk_cfg_s {
+ struct bfa_ablk_cfg_inst_s inst[BFA_ABLK_MAX];
+};
+
+
+/*
+ * SFP module specific
+ */
+#define SFP_DIAGMON_SIZE 10 /* num bytes of diag monitor data */
+
+/* SFP state change notification event */
+#define BFA_SFP_SCN_REMOVED 0
+#define BFA_SFP_SCN_INSERTED 1
+#define BFA_SFP_SCN_POM 2
+#define BFA_SFP_SCN_FAILED 3
+#define BFA_SFP_SCN_UNSUPPORT 4
+#define BFA_SFP_SCN_VALID 5
+
+enum bfa_defs_sfp_media_e {
+ BFA_SFP_MEDIA_UNKNOWN = 0x00,
+ BFA_SFP_MEDIA_CU = 0x01,
+ BFA_SFP_MEDIA_LW = 0x02,
+ BFA_SFP_MEDIA_SW = 0x03,
+ BFA_SFP_MEDIA_EL = 0x04,
+ BFA_SFP_MEDIA_UNSUPPORT = 0x05,
+};
+
+/*
+ * values for xmtr_tech above
+ */
+enum {
+ SFP_XMTR_TECH_CU = (1 << 0), /* copper FC-BaseT */
+ SFP_XMTR_TECH_CP = (1 << 1), /* copper passive */
+ SFP_XMTR_TECH_CA = (1 << 2), /* copper active */
+ SFP_XMTR_TECH_LL = (1 << 3), /* longwave laser */
+ SFP_XMTR_TECH_SL = (1 << 4), /* shortwave laser w/ OFC */
+ SFP_XMTR_TECH_SN = (1 << 5), /* shortwave laser w/o OFC */
+ SFP_XMTR_TECH_EL_INTRA = (1 << 6), /* elec intra-enclosure */
+ SFP_XMTR_TECH_EL_INTER = (1 << 7), /* elec inter-enclosure */
+ SFP_XMTR_TECH_LC = (1 << 8), /* longwave laser */
+ SFP_XMTR_TECH_SA = (1 << 9)
+};
+
+/*
+ * Serial ID: Data Fields -- Address A0h
+ * Basic ID field total 64 bytes
+ */
+struct sfp_srlid_base_s {
+ u8 id; /* 00: Identifier */
+ u8 extid; /* 01: Extended Identifier */
+ u8 connector; /* 02: Connector */
+ u8 xcvr[8]; /* 03-10: Transceiver */
+ u8 encoding; /* 11: Encoding */
+ u8 br_norm; /* 12: BR, Nominal */
+ u8 rate_id; /* 13: Rate Identifier */
+ u8 len_km; /* 14: Length single mode km */
+ u8 len_100m; /* 15: Length single mode 100m */
+ u8 len_om2; /* 16: Length om2 fiber 10m */
+ u8 len_om1; /* 17: Length om1 fiber 10m */
+ u8 len_cu; /* 18: Length copper 1m */
+ u8 len_om3; /* 19: Length om3 fiber 10m */
+ u8 vendor_name[16];/* 20-35 */
+ u8 unalloc1;
+ u8 vendor_oui[3]; /* 37-39 */
+ u8 vendor_pn[16]; /* 40-55 */
+ u8 vendor_rev[4]; /* 56-59 */
+ u8 wavelen[2]; /* 60-61 */
+ u8 unalloc2;
+ u8 cc_base; /* 63: check code for base id field */
+};
+
+/*
+ * Serial ID: Data Fields -- Address A0h
+ * Extended id field total 32 bytes
+ */
+struct sfp_srlid_ext_s {
+ u8 options[2];
+ u8 br_max;
+ u8 br_min;
+ u8 vendor_sn[16];
+ u8 date_code[8];
+ u8 diag_mon_type; /* 92: Diagnostic Monitoring type */
+ u8 en_options;
+ u8 sff_8472;
+ u8 cc_ext;
+};
+
+/*
+ * Diagnostic: Data Fields -- Address A2h
+ * Diagnostic and control/status base field total 96 bytes
+ */
+struct sfp_diag_base_s {
+ /*
+ * Alarm and warning Thresholds 40 bytes
+ */
+ u8 temp_high_alarm[2]; /* 00-01 */
+ u8 temp_low_alarm[2]; /* 02-03 */
+ u8 temp_high_warning[2]; /* 04-05 */
+ u8 temp_low_warning[2]; /* 06-07 */
+
+ u8 volt_high_alarm[2]; /* 08-09 */
+ u8 volt_low_alarm[2]; /* 10-11 */
+ u8 volt_high_warning[2]; /* 12-13 */
+ u8 volt_low_warning[2]; /* 14-15 */
+
+ u8 bias_high_alarm[2]; /* 16-17 */
+ u8 bias_low_alarm[2]; /* 18-19 */
+ u8 bias_high_warning[2]; /* 20-21 */
+ u8 bias_low_warning[2]; /* 22-23 */
+
+ u8 tx_pwr_high_alarm[2]; /* 24-25 */
+ u8 tx_pwr_low_alarm[2]; /* 26-27 */
+ u8 tx_pwr_high_warning[2]; /* 28-29 */
+ u8 tx_pwr_low_warning[2]; /* 30-31 */
+
+ u8 rx_pwr_high_alarm[2]; /* 32-33 */
+ u8 rx_pwr_low_alarm[2]; /* 34-35 */
+ u8 rx_pwr_high_warning[2]; /* 36-37 */
+ u8 rx_pwr_low_warning[2]; /* 38-39 */
+
+ u8 unallocate_1[16];
+
+ /*
+ * ext_cal_const[36]
+ */
+ u8 rx_pwr[20];
+ u8 tx_i[4];
+ u8 tx_pwr[4];
+ u8 temp[4];
+ u8 volt[4];
+ u8 unallocate_2[3];
+ u8 cc_dmi;
+};
+
+/*
+ * Diagnostic: Data Fields -- Address A2h
+ * Diagnostic and control/status extended field total 24 bytes
+ */
+struct sfp_diag_ext_s {
+ u8 diag[SFP_DIAGMON_SIZE];
+ u8 unalloc1[4];
+ u8 status_ctl;
+ u8 rsvd;
+ u8 alarm_flags[2];
+ u8 unalloc2[2];
+ u8 warning_flags[2];
+ u8 ext_status_ctl[2];
+};
+
+/*
+ * Diagnostic: Data Fields -- Address A2h
+ * General Use Fields: User Writable Table - Features's Control Registers
+ * Total 32 bytes
+ */
+struct sfp_usr_eeprom_s {
+ u8 rsvd1[2]; /* 128-129 */
+ u8 ewrap; /* 130 */
+ u8 rsvd2[2]; /* */
+ u8 owrap; /* 133 */
+ u8 rsvd3[2]; /* */
+ u8 prbs; /* 136: PRBS 7 generator */
+ u8 rsvd4[2]; /* */
+ u8 tx_eqz_16; /* 139: TX Equalizer (16xFC) */
+ u8 tx_eqz_8; /* 140: TX Equalizer (8xFC) */
+ u8 rsvd5[2]; /* */
+ u8 rx_emp_16; /* 143: RX Emphasis (16xFC) */
+ u8 rx_emp_8; /* 144: RX Emphasis (8xFC) */
+ u8 rsvd6[2]; /* */
+ u8 tx_eye_adj; /* 147: TX eye Threshold Adjust */
+ u8 rsvd7[3]; /* */
+ u8 tx_eye_qctl; /* 151: TX eye Quality Control */
+ u8 tx_eye_qres; /* 152: TX eye Quality Result */
+ u8 rsvd8[2]; /* */
+ u8 poh[3]; /* 155-157: Power On Hours */
+ u8 rsvd9[2]; /* */
+};
+
+struct sfp_mem_s {
+ struct sfp_srlid_base_s srlid_base;
+ struct sfp_srlid_ext_s srlid_ext;
+ struct sfp_diag_base_s diag_base;
+ struct sfp_diag_ext_s diag_ext;
+ struct sfp_usr_eeprom_s usr_eeprom;
+};
+
+/*
+ * transceiver codes (SFF-8472 Rev 10.2 Table 3.5)
+ */
+union sfp_xcvr_e10g_code_u {
+ u8 b;
+ struct {
+#ifdef __BIG_ENDIAN
+ u8 e10g_unall:1; /* 10G Ethernet compliance */
+ u8 e10g_lrm:1;
+ u8 e10g_lr:1;
+ u8 e10g_sr:1;
+ u8 ib_sx:1; /* Infiniband compliance */
+ u8 ib_lx:1;
+ u8 ib_cu_a:1;
+ u8 ib_cu_p:1;
+#else
+ u8 ib_cu_p:1;
+ u8 ib_cu_a:1;
+ u8 ib_lx:1;
+ u8 ib_sx:1; /* Infiniband compliance */
+ u8 e10g_sr:1;
+ u8 e10g_lr:1;
+ u8 e10g_lrm:1;
+ u8 e10g_unall:1; /* 10G Ethernet compliance */
+#endif
+ } r;
+};
+
+union sfp_xcvr_so1_code_u {
+ u8 b;
+ struct {
+ u8 escon:2; /* ESCON compliance code */
+ u8 oc192_reach:1; /* SONET compliance code */
+ u8 so_reach:2;
+ u8 oc48_reach:3;
+ } r;
+};
+
+union sfp_xcvr_so2_code_u {
+ u8 b;
+ struct {
+ u8 reserved:1;
+ u8 oc12_reach:3; /* OC12 reach */
+ u8 reserved1:1;
+ u8 oc3_reach:3; /* OC3 reach */
+ } r;
+};
+
+union sfp_xcvr_eth_code_u {
+ u8 b;
+ struct {
+ u8 base_px:1;
+ u8 base_bx10:1;
+ u8 e100base_fx:1;
+ u8 e100base_lx:1;
+ u8 e1000base_t:1;
+ u8 e1000base_cx:1;
+ u8 e1000base_lx:1;
+ u8 e1000base_sx:1;
+ } r;
+};
+
+struct sfp_xcvr_fc1_code_s {
+ u8 link_len:5; /* FC link length */
+ u8 xmtr_tech2:3;
+ u8 xmtr_tech1:7; /* FC transmitter technology */
+ u8 reserved1:1;
+};
+
+union sfp_xcvr_fc2_code_u {
+ u8 b;
+ struct {
+ u8 tw_media:1; /* twin axial pair (tw) */
+ u8 tp_media:1; /* shielded twisted pair (sp) */
+ u8 mi_media:1; /* miniature coax (mi) */
+ u8 tv_media:1; /* video coax (tv) */
+ u8 m6_media:1; /* multimode, 62.5m (m6) */
+ u8 m5_media:1; /* multimode, 50m (m5) */
+ u8 reserved:1;
+ u8 sm_media:1; /* single mode (sm) */
+ } r;
+};
+
+union sfp_xcvr_fc3_code_u {
+ u8 b;
+ struct {
+#ifdef __BIG_ENDIAN
+ u8 rsv4:1;
+ u8 mb800:1; /* 800 Mbytes/sec */
+ u8 mb1600:1; /* 1600 Mbytes/sec */
+ u8 mb400:1; /* 400 Mbytes/sec */
+ u8 rsv2:1;
+ u8 mb200:1; /* 200 Mbytes/sec */
+ u8 rsv1:1;
+ u8 mb100:1; /* 100 Mbytes/sec */
+#else
+ u8 mb100:1; /* 100 Mbytes/sec */
+ u8 rsv1:1;
+ u8 mb200:1; /* 200 Mbytes/sec */
+ u8 rsv2:1;
+ u8 mb400:1; /* 400 Mbytes/sec */
+ u8 mb1600:1; /* 1600 Mbytes/sec */
+ u8 mb800:1; /* 800 Mbytes/sec */
+ u8 rsv4:1;
+#endif
+ } r;
+};
+
+struct sfp_xcvr_s {
+ union sfp_xcvr_e10g_code_u e10g;
+ union sfp_xcvr_so1_code_u so1;
+ union sfp_xcvr_so2_code_u so2;
+ union sfp_xcvr_eth_code_u eth;
+ struct sfp_xcvr_fc1_code_s fc1;
+ union sfp_xcvr_fc2_code_u fc2;
+ union sfp_xcvr_fc3_code_u fc3;
+};
+
+/*
+ * Flash module specific
+ */
+#define BFA_FLASH_PART_ENTRY_SIZE 32 /* partition entry size */
+#define BFA_FLASH_PART_MAX 32 /* maximal # of partitions */
+
+enum bfa_flash_part_type {
+ BFA_FLASH_PART_OPTROM = 1, /* option rom partition */
+ BFA_FLASH_PART_FWIMG = 2, /* firmware image partition */
+ BFA_FLASH_PART_FWCFG = 3, /* firmware tuneable config */
+ BFA_FLASH_PART_DRV = 4, /* IOC driver config */
+ BFA_FLASH_PART_BOOT = 5, /* boot config */
+ BFA_FLASH_PART_ASIC = 6, /* asic bootstrap configuration */
+ BFA_FLASH_PART_MFG = 7, /* manufacturing block partition */
+ BFA_FLASH_PART_OPTROM2 = 8, /* 2nd option rom partition */
+ BFA_FLASH_PART_VPD = 9, /* vpd data of OEM info */
+ BFA_FLASH_PART_PBC = 10, /* pre-boot config */
+ BFA_FLASH_PART_BOOTOVL = 11, /* boot overlay partition */
+ BFA_FLASH_PART_LOG = 12, /* firmware log partition */
+ BFA_FLASH_PART_PXECFG = 13, /* pxe boot config partition */
+ BFA_FLASH_PART_PXEOVL = 14, /* pxe boot overlay partition */
+ BFA_FLASH_PART_PORTCFG = 15, /* port cfg partition */
+ BFA_FLASH_PART_ASICBK = 16, /* asic backup partition */
+};
+
+/*
+ * flash partition attributes
+ */
+struct bfa_flash_part_attr_s {
+ u32 part_type; /* partition type */
+ u32 part_instance; /* partition instance */
+ u32 part_off; /* partition offset */
+ u32 part_size; /* partition size */
+ u32 part_len; /* partition content length */
+ u32 part_status; /* partition status */
+ char rsv[BFA_FLASH_PART_ENTRY_SIZE - 24];
+};
+
+/*
+ * flash attributes
+ */
+struct bfa_flash_attr_s {
+ u32 status; /* flash overall status */
+ u32 npart; /* num of partitions */
+ struct bfa_flash_part_attr_s part[BFA_FLASH_PART_MAX];
+};
+
+/*
+ * DIAG module specific
+ */
+#define LB_PATTERN_DEFAULT 0xB5B5B5B5
+#define QTEST_CNT_DEFAULT 10
+#define QTEST_PAT_DEFAULT LB_PATTERN_DEFAULT
+#define DPORT_ENABLE_LOOPCNT_DEFAULT (1024 * 1024)
+
+struct bfa_diag_memtest_s {
+ u8 algo;
+ u8 rsvd[7];
+};
+
+struct bfa_diag_memtest_result {
+ u32 status;
+ u32 addr;
+ u32 exp; /* expect value read from reg */
+ u32 act; /* actually value read */
+ u32 err_status; /* error status reg */
+ u32 err_status1; /* extra error info reg */
+ u32 err_addr; /* error address reg */
+ u8 algo;
+ u8 rsv[3];
+};
+
+struct bfa_diag_loopback_result_s {
+ u32 numtxmfrm; /* no. of transmit frame */
+ u32 numosffrm; /* no. of outstanding frame */
+ u32 numrcvfrm; /* no. of received good frame */
+ u32 badfrminf; /* mis-match info */
+ u32 badfrmnum; /* mis-match fram number */
+ u8 status; /* loopback test result */
+ u8 rsvd[3];
+};
+
+enum bfa_diag_dport_test_status {
+ DPORT_TEST_ST_IDLE = 0, /* the test has not started yet. */
+ DPORT_TEST_ST_FINAL = 1, /* the test done successfully */
+ DPORT_TEST_ST_SKIP = 2, /* the test skipped */
+ DPORT_TEST_ST_FAIL = 3, /* the test failed */
+ DPORT_TEST_ST_INPRG = 4, /* the testing is in progress */
+ DPORT_TEST_ST_RESPONDER = 5, /* test triggered from remote port */
+ DPORT_TEST_ST_STOPPED = 6, /* the test stopped by user. */
+ DPORT_TEST_ST_MAX
+};
+
+enum bfa_diag_dport_test_type {
+ DPORT_TEST_ELOOP = 0,
+ DPORT_TEST_OLOOP = 1,
+ DPORT_TEST_ROLOOP = 2,
+ DPORT_TEST_LINK = 3,
+ DPORT_TEST_MAX
+};
+
+enum bfa_diag_dport_test_opmode {
+ BFA_DPORT_OPMODE_AUTO = 0,
+ BFA_DPORT_OPMODE_MANU = 1,
+};
+
+struct bfa_diag_dport_subtest_result_s {
+ u8 status; /* bfa_diag_dport_test_status */
+ u8 rsvd[7]; /* 64bit align */
+ u64 start_time; /* timestamp */
+};
+
+struct bfa_diag_dport_result_s {
+ wwn_t rp_pwwn; /* switch port wwn */
+ wwn_t rp_nwwn; /* switch node wwn */
+ u64 start_time; /* user/sw start time */
+ u64 end_time; /* timestamp */
+ u8 status; /* bfa_diag_dport_test_status */
+ u8 mode; /* bfa_diag_dport_test_opmode */
+ u8 rsvd; /* 64bit align */
+ u8 speed; /* link speed for buf_reqd */
+ u16 buffer_required;
+ u16 frmsz; /* frame size for buf_reqd */
+ u32 lpcnt; /* Frame count */
+ u32 pat; /* Pattern */
+ u32 roundtrip_latency; /* in nano sec */
+ u32 est_cable_distance; /* in meter */
+ struct bfa_diag_dport_subtest_result_s subtest[DPORT_TEST_MAX];
+};
+
+struct bfa_diag_ledtest_s {
+ u32 cmd; /* bfa_led_op_t */
+ u32 color; /* bfa_led_color_t */
+ u16 freq; /* no. of blinks every 10 secs */
+ u8 led; /* bitmap of LEDs to be tested */
+ u8 rsvd[5];
+};
+
+struct bfa_diag_loopback_s {
+ u32 loopcnt;
+ u32 pattern;
+ u8 lb_mode; /* bfa_port_opmode_t */
+ u8 speed; /* bfa_port_speed_t */
+ u8 rsvd[2];
+};
+
+/*
+ * PHY module specific
+ */
+enum bfa_phy_status_e {
+ BFA_PHY_STATUS_GOOD = 0, /* phy is good */
+ BFA_PHY_STATUS_NOT_PRESENT = 1, /* phy does not exist */
+ BFA_PHY_STATUS_BAD = 2, /* phy is bad */
+};
+
+/*
+ * phy attributes for phy query
+ */
+struct bfa_phy_attr_s {
+ u32 status; /* phy present/absent status */
+ u32 length; /* firmware length */
+ u32 fw_ver; /* firmware version */
+ u32 an_status; /* AN status */
+ u32 pma_pmd_status; /* PMA/PMD link status */
+ u32 pma_pmd_signal; /* PMA/PMD signal detect */
+ u32 pcs_status; /* PCS link status */
+};
+
+/*
+ * phy stats
+ */
+struct bfa_phy_stats_s {
+ u32 status; /* phy stats status */
+ u32 link_breaks; /* Num of link breaks after linkup */
+ u32 pma_pmd_fault; /* NPMA/PMD fault */
+ u32 pcs_fault; /* PCS fault */
+ u32 speed_neg; /* Num of speed negotiation */
+ u32 tx_eq_training; /* Num of TX EQ training */
+ u32 tx_eq_timeout; /* Num of TX EQ timeout */
+ u32 crc_error; /* Num of CRC errors */
+};
+
+#pragma pack()
+
+#endif /* __BFA_DEFS_H__ */
diff --git a/drivers/scsi/bfa/bfa_defs_fcs.h b/drivers/scsi/bfa/bfa_defs_fcs.h
new file mode 100644
index 0000000..5815a90
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_defs_fcs.h
@@ -0,0 +1,479 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_FCS_H__
+#define __BFA_DEFS_FCS_H__
+
+#include "bfa_fc.h"
+#include "bfa_defs_svc.h"
+
+/*
+ * VF states
+ */
+enum bfa_vf_state {
+ BFA_VF_UNINIT = 0, /* fabric is not yet initialized */
+ BFA_VF_LINK_DOWN = 1, /* link is down */
+ BFA_VF_FLOGI = 2, /* flogi is in progress */
+ BFA_VF_AUTH = 3, /* authentication in progress */
+ BFA_VF_NOFABRIC = 4, /* fabric is not present */
+ BFA_VF_ONLINE = 5, /* login to fabric is complete */
+ BFA_VF_EVFP = 6, /* EVFP is in progress */
+ BFA_VF_ISOLATED = 7, /* port isolated due to vf_id mismatch */
+};
+
+/*
+ * VF statistics
+ */
+struct bfa_vf_stats_s {
+ u32 flogi_sent; /* Num FLOGIs sent */
+ u32 flogi_rsp_err; /* FLOGI response errors */
+ u32 flogi_acc_err; /* FLOGI accept errors */
+ u32 flogi_accepts; /* FLOGI accepts received */
+ u32 flogi_rejects; /* FLOGI rejects received */
+ u32 flogi_unknown_rsp; /* Unknown responses for FLOGI */
+ u32 flogi_alloc_wait; /* Allocation waits prior to sending FLOGI */
+ u32 flogi_rcvd; /* FLOGIs received */
+ u32 flogi_rejected; /* Incoming FLOGIs rejected */
+ u32 fabric_onlines; /* Internal fabric online notification sent
+ * to other modules */
+ u32 fabric_offlines; /* Internal fabric offline notification sent
+ * to other modules */
+ u32 resvd; /* padding for 64 bit alignment */
+};
+
+/*
+ * VF attributes returned in queries
+ */
+struct bfa_vf_attr_s {
+ enum bfa_vf_state state; /* VF state */
+ u32 rsvd;
+ wwn_t fabric_name; /* fabric name */
+};
+
+#define BFA_FCS_MAX_LPORTS 256
+#define BFA_FCS_FABRIC_IPADDR_SZ 16
+
+/*
+ * symbolic names for base port/virtual port
+ */
+#define BFA_SYMNAME_MAXLEN 128 /* 128 bytes */
+struct bfa_lport_symname_s {
+ char symname[BFA_SYMNAME_MAXLEN];
+};
+
+/*
+* Roles of FCS port:
+ * - FCP IM and FCP TM roles cannot be enabled together for a FCS port
+ * - Create multiple ports if both IM and TM functions required.
+ * - Atleast one role must be specified.
+ */
+enum bfa_lport_role {
+ BFA_LPORT_ROLE_FCP_IM = 0x01, /* FCP initiator role */
+ BFA_LPORT_ROLE_FCP_MAX = BFA_LPORT_ROLE_FCP_IM,
+};
+
+/*
+ * FCS port configuration.
+ */
+struct bfa_lport_cfg_s {
+ wwn_t pwwn; /* port wwn */
+ wwn_t nwwn; /* node wwn */
+ struct bfa_lport_symname_s sym_name; /* vm port symbolic name */
+ struct bfa_lport_symname_s node_sym_name; /* Node symbolic name */
+ enum bfa_lport_role roles; /* FCS port roles */
+ u32 rsvd;
+ bfa_boolean_t preboot_vp; /* vport created from PBC */
+ u8 tag[16]; /* opaque tag from application */
+ u8 padding[4];
+};
+
+/*
+ * FCS port states
+ */
+enum bfa_lport_state {
+ BFA_LPORT_UNINIT = 0, /* PORT is not yet initialized */
+ BFA_LPORT_FDISC = 1, /* FDISC is in progress */
+ BFA_LPORT_ONLINE = 2, /* login to fabric is complete */
+ BFA_LPORT_OFFLINE = 3, /* No login to fabric */
+};
+
+/*
+ * FCS port type.
+ */
+enum bfa_lport_type {
+ BFA_LPORT_TYPE_PHYSICAL = 0,
+ BFA_LPORT_TYPE_VIRTUAL,
+};
+
+/*
+ * FCS port offline reason.
+ */
+enum bfa_lport_offline_reason {
+ BFA_LPORT_OFFLINE_UNKNOWN = 0,
+ BFA_LPORT_OFFLINE_LINKDOWN,
+ BFA_LPORT_OFFLINE_FAB_UNSUPPORTED, /* NPIV not supported by the
+ * fabric */
+ BFA_LPORT_OFFLINE_FAB_NORESOURCES,
+ BFA_LPORT_OFFLINE_FAB_LOGOUT,
+};
+
+/*
+ * FCS lport info.
+ */
+struct bfa_lport_info_s {
+ u8 port_type; /* bfa_lport_type_t : physical or
+ * virtual */
+ u8 port_state; /* one of bfa_lport_state values */
+ u8 offline_reason; /* one of bfa_lport_offline_reason_t
+ * values */
+ wwn_t port_wwn;
+ wwn_t node_wwn;
+
+ /*
+ * following 4 feilds are valid for Physical Ports only
+ */
+ u32 max_vports_supp; /* Max supported vports */
+ u32 num_vports_inuse; /* Num of in use vports */
+ u32 max_rports_supp; /* Max supported rports */
+ u32 num_rports_inuse; /* Num of doscovered rports */
+
+};
+
+/*
+ * FCS port statistics
+ */
+struct bfa_lport_stats_s {
+ u32 ns_plogi_sent;
+ u32 ns_plogi_rsp_err;
+ u32 ns_plogi_acc_err;
+ u32 ns_plogi_accepts;
+ u32 ns_rejects; /* NS command rejects */
+ u32 ns_plogi_unknown_rsp;
+ u32 ns_plogi_alloc_wait;
+
+ u32 ns_retries; /* NS command retries */
+ u32 ns_timeouts; /* NS command timeouts */
+
+ u32 ns_rspnid_sent;
+ u32 ns_rspnid_accepts;
+ u32 ns_rspnid_rsp_err;
+ u32 ns_rspnid_rejects;
+ u32 ns_rspnid_alloc_wait;
+
+ u32 ns_rftid_sent;
+ u32 ns_rftid_accepts;
+ u32 ns_rftid_rsp_err;
+ u32 ns_rftid_rejects;
+ u32 ns_rftid_alloc_wait;
+
+ u32 ns_rffid_sent;
+ u32 ns_rffid_accepts;
+ u32 ns_rffid_rsp_err;
+ u32 ns_rffid_rejects;
+ u32 ns_rffid_alloc_wait;
+
+ u32 ns_gidft_sent;
+ u32 ns_gidft_accepts;
+ u32 ns_gidft_rsp_err;
+ u32 ns_gidft_rejects;
+ u32 ns_gidft_unknown_rsp;
+ u32 ns_gidft_alloc_wait;
+
+ u32 ns_rnnid_sent;
+ u32 ns_rnnid_accepts;
+ u32 ns_rnnid_rsp_err;
+ u32 ns_rnnid_rejects;
+ u32 ns_rnnid_alloc_wait;
+
+ u32 ns_rsnn_nn_sent;
+ u32 ns_rsnn_nn_accepts;
+ u32 ns_rsnn_nn_rsp_err;
+ u32 ns_rsnn_nn_rejects;
+ u32 ns_rsnn_nn_alloc_wait;
+
+ /*
+ * Mgmt Server stats
+ */
+ u32 ms_retries; /* MS command retries */
+ u32 ms_timeouts; /* MS command timeouts */
+ u32 ms_plogi_sent;
+ u32 ms_plogi_rsp_err;
+ u32 ms_plogi_acc_err;
+ u32 ms_plogi_accepts;
+ u32 ms_rejects; /* MS command rejects */
+ u32 ms_plogi_unknown_rsp;
+ u32 ms_plogi_alloc_wait;
+
+ u32 num_rscn; /* Num of RSCN received */
+ u32 num_portid_rscn;/* Num portid format RSCN
+ * received */
+
+ u32 uf_recvs; /* Unsolicited recv frames */
+ u32 uf_recv_drops; /* Dropped received frames */
+
+ u32 plogi_rcvd; /* Received plogi */
+ u32 prli_rcvd; /* Received prli */
+ u32 adisc_rcvd; /* Received adisc */
+ u32 prlo_rcvd; /* Received prlo */
+ u32 logo_rcvd; /* Received logo */
+ u32 rpsc_rcvd; /* Received rpsc */
+ u32 un_handled_els_rcvd; /* Received unhandled ELS */
+ u32 rport_plogi_timeouts; /* Rport plogi retry timeout count */
+ u32 rport_del_max_plogi_retry; /* Deleted rport
+ * (max retry of plogi) */
+};
+
+/*
+ * BFA port attribute returned in queries
+ */
+struct bfa_lport_attr_s {
+ enum bfa_lport_state state; /* port state */
+ u32 pid; /* port ID */
+ struct bfa_lport_cfg_s port_cfg; /* port configuration */
+ enum bfa_port_type port_type; /* current topology */
+ u32 loopback; /* cable is externally looped back */
+ wwn_t fabric_name; /* attached switch's nwwn */
+ u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /* attached
+ * fabric's ip addr */
+ mac_t fpma_mac; /* Lport's FPMA Mac address */
+ u16 authfail; /* auth failed state */
+};
+
+
+/*
+ * VPORT states
+ */
+enum bfa_vport_state {
+ BFA_FCS_VPORT_UNINIT = 0,
+ BFA_FCS_VPORT_CREATED = 1,
+ BFA_FCS_VPORT_OFFLINE = 1,
+ BFA_FCS_VPORT_FDISC_SEND = 2,
+ BFA_FCS_VPORT_FDISC = 3,
+ BFA_FCS_VPORT_FDISC_RETRY = 4,
+ BFA_FCS_VPORT_FDISC_RSP_WAIT = 5,
+ BFA_FCS_VPORT_ONLINE = 6,
+ BFA_FCS_VPORT_DELETING = 7,
+ BFA_FCS_VPORT_CLEANUP = 8,
+ BFA_FCS_VPORT_LOGO_SEND = 9,
+ BFA_FCS_VPORT_LOGO = 10,
+ BFA_FCS_VPORT_ERROR = 11,
+ BFA_FCS_VPORT_MAX_STATE,
+};
+
+/*
+ * vport statistics
+ */
+struct bfa_vport_stats_s {
+ struct bfa_lport_stats_s port_stats; /* base class (port) stats */
+ /*
+ * TODO - remove
+ */
+
+ u32 fdisc_sent; /* num fdisc sent */
+ u32 fdisc_accepts; /* fdisc accepts */
+ u32 fdisc_retries; /* fdisc retries */
+ u32 fdisc_timeouts; /* fdisc timeouts */
+ u32 fdisc_rsp_err; /* fdisc response error */
+ u32 fdisc_acc_bad; /* bad fdisc accepts */
+ u32 fdisc_rejects; /* fdisc rejects */
+ u32 fdisc_unknown_rsp;
+ /*
+ *!< fdisc rsp unknown error
+ */
+ u32 fdisc_alloc_wait;/* fdisc req (fcxp)alloc wait */
+
+ u32 logo_alloc_wait;/* logo req (fcxp) alloc wait */
+ u32 logo_sent; /* logo sent */
+ u32 logo_accepts; /* logo accepts */
+ u32 logo_rejects; /* logo rejects */
+ u32 logo_rsp_err; /* logo rsp errors */
+ u32 logo_unknown_rsp;
+ /* logo rsp unknown errors */
+
+ u32 fab_no_npiv; /* fabric does not support npiv */
+
+ u32 fab_offline; /* offline events from fab SM */
+ u32 fab_online; /* online events from fab SM */
+ u32 fab_cleanup; /* cleanup request from fab SM */
+ u32 rsvd;
+};
+
+/*
+ * BFA vport attribute returned in queries
+ */
+struct bfa_vport_attr_s {
+ struct bfa_lport_attr_s port_attr; /* base class (port) attributes */
+ enum bfa_vport_state vport_state; /* vport state */
+ u32 rsvd;
+};
+
+/*
+ * FCS remote port states
+ */
+enum bfa_rport_state {
+ BFA_RPORT_UNINIT = 0, /* PORT is not yet initialized */
+ BFA_RPORT_OFFLINE = 1, /* rport is offline */
+ BFA_RPORT_PLOGI = 2, /* PLOGI to rport is in progress */
+ BFA_RPORT_ONLINE = 3, /* login to rport is complete */
+ BFA_RPORT_PLOGI_RETRY = 4, /* retrying login to rport */
+ BFA_RPORT_NSQUERY = 5, /* nameserver query */
+ BFA_RPORT_ADISC = 6, /* ADISC authentication */
+ BFA_RPORT_LOGO = 7, /* logging out with rport */
+ BFA_RPORT_LOGORCV = 8, /* handling LOGO from rport */
+ BFA_RPORT_NSDISC = 9, /* re-discover rport */
+};
+
+/*
+ * Rport Scsi Function : Initiator/Target.
+ */
+enum bfa_rport_function {
+ BFA_RPORT_INITIATOR = 0x01, /* SCSI Initiator */
+ BFA_RPORT_TARGET = 0x02, /* SCSI Target */
+};
+
+/*
+ * port/node symbolic names for rport
+ */
+#define BFA_RPORT_SYMNAME_MAXLEN 255
+struct bfa_rport_symname_s {
+ char symname[BFA_RPORT_SYMNAME_MAXLEN];
+};
+
+/*
+ * FCS remote port statistics
+ */
+struct bfa_rport_stats_s {
+ u32 offlines; /* remote port offline count */
+ u32 onlines; /* remote port online count */
+ u32 rscns; /* RSCN affecting rport */
+ u32 plogis; /* plogis sent */
+ u32 plogi_accs; /* plogi accepts */
+ u32 plogi_timeouts; /* plogi timeouts */
+ u32 plogi_rejects; /* rcvd plogi rejects */
+ u32 plogi_failed; /* local failure */
+ u32 plogi_rcvd; /* plogis rcvd */
+ u32 prli_rcvd; /* inbound PRLIs */
+ u32 adisc_rcvd; /* ADISCs received */
+ u32 adisc_rejects; /* recvd ADISC rejects */
+ u32 adisc_sent; /* ADISC requests sent */
+ u32 adisc_accs; /* ADISC accepted by rport */
+ u32 adisc_failed; /* ADISC failed (no response) */
+ u32 adisc_rejected; /* ADISC rejected by us */
+ u32 logos; /* logos sent */
+ u32 logo_accs; /* LOGO accepts from rport */
+ u32 logo_failed; /* LOGO failures */
+ u32 logo_rejected; /* LOGO rejects from rport */
+ u32 logo_rcvd; /* LOGO from remote port */
+
+ u32 rpsc_rcvd; /* RPSC received */
+ u32 rpsc_rejects; /* recvd RPSC rejects */
+ u32 rpsc_sent; /* RPSC requests sent */
+ u32 rpsc_accs; /* RPSC accepted by rport */
+ u32 rpsc_failed; /* RPSC failed (no response) */
+ u32 rpsc_rejected; /* RPSC rejected by us */
+
+ u32 rjt_insuff_res; /* LS RJT with insuff resources */
+ struct bfa_rport_hal_stats_s hal_stats; /* BFA rport stats */
+};
+
+/*
+ * FCS remote port attributes returned in queries
+ */
+struct bfa_rport_attr_s {
+ wwn_t nwwn; /* node wwn */
+ wwn_t pwwn; /* port wwn */
+ enum fc_cos cos_supported; /* supported class of services */
+ u32 pid; /* port ID */
+ u32 df_sz; /* Max payload size */
+ enum bfa_rport_state state; /* Rport State machine state */
+ enum fc_cos fc_cos; /* FC classes of services */
+ bfa_boolean_t cisc; /* CISC capable device */
+ struct bfa_rport_symname_s symname; /* Symbolic Name */
+ enum bfa_rport_function scsi_function; /* Initiator/Target */
+ struct bfa_rport_qos_attr_s qos_attr; /* qos attributes */
+ enum bfa_port_speed curr_speed; /* operating speed got from
+ * RPSC ELS. UNKNOWN, if RPSC
+ * is not supported */
+ bfa_boolean_t trl_enforced; /* TRL enforced ? TRUE/FALSE */
+ enum bfa_port_speed assigned_speed; /* Speed assigned by the user.
+ * will be used if RPSC is not
+ * supported by the rport */
+};
+
+struct bfa_rport_remote_link_stats_s {
+ u32 lfc; /* Link Failure Count */
+ u32 lsyc; /* Loss of Synchronization Count */
+ u32 lsic; /* Loss of Signal Count */
+ u32 pspec; /* Primitive Sequence Protocol Error Count */
+ u32 itwc; /* Invalid Transmission Word Count */
+ u32 icc; /* Invalid CRC Count */
+};
+
+struct bfa_rport_qualifier_s {
+ wwn_t pwwn; /* Port WWN */
+ u32 pid; /* port ID */
+ u32 rsvd;
+};
+
+#define BFA_MAX_IO_INDEX 7
+#define BFA_NO_IO_INDEX 9
+
+/*
+ * FCS itnim states
+ */
+enum bfa_itnim_state {
+ BFA_ITNIM_OFFLINE = 0, /* offline */
+ BFA_ITNIM_PRLI_SEND = 1, /* prli send */
+ BFA_ITNIM_PRLI_SENT = 2, /* prli sent */
+ BFA_ITNIM_PRLI_RETRY = 3, /* prli retry */
+ BFA_ITNIM_HCB_ONLINE = 4, /* online callback */
+ BFA_ITNIM_ONLINE = 5, /* online */
+ BFA_ITNIM_HCB_OFFLINE = 6, /* offline callback */
+ BFA_ITNIM_INITIATIOR = 7, /* initiator */
+};
+
+/*
+ * FCS remote port statistics
+ */
+struct bfa_itnim_stats_s {
+ u32 onlines; /* num rport online */
+ u32 offlines; /* num rport offline */
+ u32 prli_sent; /* num prli sent out */
+ u32 fcxp_alloc_wait;/* num fcxp alloc waits */
+ u32 prli_rsp_err; /* num prli rsp errors */
+ u32 prli_rsp_acc; /* num prli rsp accepts */
+ u32 initiator; /* rport is an initiator */
+ u32 prli_rsp_parse_err; /* prli rsp parsing errors */
+ u32 prli_rsp_rjt; /* num prli rsp rejects */
+ u32 timeout; /* num timeouts detected */
+ u32 sler; /* num sler notification from BFA */
+ u32 rsvd; /* padding for 64 bit alignment */
+};
+
+/*
+ * FCS itnim attributes returned in queries
+ */
+struct bfa_itnim_attr_s {
+ enum bfa_itnim_state state; /* FCS itnim state */
+ u8 retry; /* data retransmision support */
+ u8 task_retry_id; /* task retry ident support */
+ u8 rec_support; /* REC supported */
+ u8 conf_comp; /* confirmed completion supp */
+};
+
+#endif /* __BFA_DEFS_FCS_H__ */
diff --git a/drivers/scsi/bfa/bfa_defs_svc.h b/drivers/scsi/bfa/bfa_defs_svc.h
new file mode 100644
index 0000000..3d0c96a
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_defs_svc.h
@@ -0,0 +1,1464 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_SVC_H__
+#define __BFA_DEFS_SVC_H__
+
+#include "bfa_defs.h"
+#include "bfa_fc.h"
+#include "bfi.h"
+
+#define BFA_IOCFC_INTR_DELAY 1125
+#define BFA_IOCFC_INTR_LATENCY 225
+#define BFA_IOCFCOE_INTR_DELAY 25
+#define BFA_IOCFCOE_INTR_LATENCY 5
+
+/*
+ * Interrupt coalescing configuration.
+ */
+#pragma pack(1)
+struct bfa_iocfc_intr_attr_s {
+ u8 coalesce; /* enable/disable coalescing */
+ u8 rsvd[3];
+ __be16 latency; /* latency in microseconds */
+ __be16 delay; /* delay in microseconds */
+};
+
+/*
+ * IOC firmware configuraton
+ */
+struct bfa_iocfc_fwcfg_s {
+ u16 num_fabrics; /* number of fabrics */
+ u16 num_lports; /* number of local lports */
+ u16 num_rports; /* number of remote ports */
+ u16 num_ioim_reqs; /* number of IO reqs */
+ u16 num_tskim_reqs; /* task management requests */
+ u16 num_fwtio_reqs; /* number of TM IO reqs in FW */
+ u16 num_fcxp_reqs; /* unassisted FC exchanges */
+ u16 num_uf_bufs; /* unsolicited recv buffers */
+ u8 num_cqs;
+ u8 fw_tick_res; /* FW clock resolution in ms */
+ u8 rsvd[6];
+};
+#pragma pack()
+
+struct bfa_iocfc_drvcfg_s {
+ u16 num_reqq_elems; /* number of req queue elements */
+ u16 num_rspq_elems; /* number of rsp queue elements */
+ u16 num_sgpgs; /* number of total SG pages */
+ u16 num_sboot_tgts; /* number of SAN boot targets */
+ u16 num_sboot_luns; /* number of SAN boot luns */
+ u16 ioc_recover; /* IOC recovery mode */
+ u16 min_cfg; /* minimum configuration */
+ u16 path_tov; /* device path timeout */
+ u16 num_tio_reqs; /* number of TM IO reqs */
+ u8 port_mode;
+ u8 rsvd_a;
+ bfa_boolean_t delay_comp; /* delay completion of failed
+ * inflight IOs */
+ u16 num_ttsk_reqs; /* TM task management requests */
+ u32 rsvd;
+};
+
+/*
+ * IOC configuration
+ */
+struct bfa_iocfc_cfg_s {
+ struct bfa_iocfc_fwcfg_s fwcfg; /* firmware side config */
+ struct bfa_iocfc_drvcfg_s drvcfg; /* driver side config */
+};
+
+/*
+ * IOC firmware IO stats
+ */
+struct bfa_fw_ioim_stats_s {
+ u32 host_abort; /* IO aborted by host driver*/
+ u32 host_cleanup; /* IO clean up by host driver */
+
+ u32 fw_io_timeout; /* IOs timedout */
+ u32 fw_frm_parse; /* frame parsed by f/w */
+ u32 fw_frm_data; /* fcp_data frame parsed by f/w */
+ u32 fw_frm_rsp; /* fcp_rsp frame parsed by f/w */
+ u32 fw_frm_xfer_rdy; /* xfer_rdy frame parsed by f/w */
+ u32 fw_frm_bls_acc; /* BLS ACC frame parsed by f/w */
+ u32 fw_frm_tgt_abort; /* target ABTS parsed by f/w */
+ u32 fw_frm_unknown; /* unknown parsed by f/w */
+ u32 fw_data_dma; /* f/w DMA'ed the data frame */
+ u32 fw_frm_drop; /* f/w drop the frame */
+
+ u32 rec_timeout; /* FW rec timed out */
+ u32 error_rec; /* FW sending rec on
+ * an error condition*/
+ u32 wait_for_si; /* FW wait for SI */
+ u32 rec_rsp_inval; /* REC rsp invalid */
+ u32 rec_rsp_xchg_comp; /* REC rsp xchg complete */
+ u32 rec_rsp_rd_si_ownd; /* REC rsp read si owned */
+
+ u32 seqr_io_abort; /* target does not know cmd so abort */
+ u32 seqr_io_retry; /* SEQR failed so retry IO */
+
+ u32 itn_cisc_upd_rsp; /* ITN cisc updated on fcp_rsp */
+ u32 itn_cisc_upd_data; /* ITN cisc updated on fcp_data */
+ u32 itn_cisc_upd_xfer_rdy; /* ITN cisc updated on fcp_data */
+
+ u32 fcp_data_lost; /* fcp data lost */
+
+ u32 ro_set_in_xfer_rdy; /* Target set RO in Xfer_rdy frame */
+ u32 xfer_rdy_ooo_err; /* Out of order Xfer_rdy received */
+ u32 xfer_rdy_unknown_err; /* unknown error in xfer_rdy frame */
+
+ u32 io_abort_timeout; /* ABTS timedout */
+ u32 sler_initiated; /* SLER initiated */
+
+ u32 unexp_fcp_rsp; /* fcp response in wrong state */
+
+ u32 fcp_rsp_under_run; /* fcp rsp IO underrun */
+ u32 fcp_rsp_under_run_wr; /* fcp rsp IO underrun for write */
+ u32 fcp_rsp_under_run_err; /* fcp rsp IO underrun error */
+ u32 fcp_rsp_resid_inval; /* invalid residue */
+ u32 fcp_rsp_over_run; /* fcp rsp IO overrun */
+ u32 fcp_rsp_over_run_err; /* fcp rsp IO overrun error */
+ u32 fcp_rsp_proto_err; /* protocol error in fcp rsp */
+ u32 fcp_rsp_sense_err; /* error in sense info in fcp rsp */
+ u32 fcp_conf_req; /* FCP conf requested */
+
+ u32 tgt_aborted_io; /* target initiated abort */
+
+ u32 ioh_edtov_timeout_event;/* IOH edtov timer popped */
+ u32 ioh_fcp_rsp_excp_event; /* IOH FCP_RSP exception */
+ u32 ioh_fcp_conf_event; /* IOH FCP_CONF */
+ u32 ioh_mult_frm_rsp_event; /* IOH multi_frame FCP_RSP */
+ u32 ioh_hit_class2_event; /* IOH hit class2 */
+ u32 ioh_miss_other_event; /* IOH miss other */
+ u32 ioh_seq_cnt_err_event; /* IOH seq cnt error */
+ u32 ioh_len_err_event; /* IOH len error - fcp_dl !=
+ * bytes xfered */
+ u32 ioh_seq_len_err_event; /* IOH seq len error */
+ u32 ioh_data_oor_event; /* Data out of range */
+ u32 ioh_ro_ooo_event; /* Relative offset out of range */
+ u32 ioh_cpu_owned_event; /* IOH hit -iost owned by f/w */
+ u32 ioh_unexp_frame_event; /* unexpected frame received
+ * count */
+ u32 ioh_err_int; /* IOH error int during data-phase
+ * for scsi write */
+};
+
+struct bfa_fw_tio_stats_s {
+ u32 tio_conf_proc; /* TIO CONF processed */
+ u32 tio_conf_drop; /* TIO CONF dropped */
+ u32 tio_cleanup_req; /* TIO cleanup requested */
+ u32 tio_cleanup_comp; /* TIO cleanup completed */
+ u32 tio_abort_rsp; /* TIO abort response */
+ u32 tio_abort_rsp_comp; /* TIO abort rsp completed */
+ u32 tio_abts_req; /* TIO ABTS requested */
+ u32 tio_abts_ack; /* TIO ABTS ack-ed */
+ u32 tio_abts_ack_nocomp;/* TIO ABTS ack-ed but not completed */
+ u32 tio_abts_tmo; /* TIO ABTS timeout */
+ u32 tio_snsdata_dma; /* TIO sense data DMA */
+ u32 tio_rxwchan_wait; /* TIO waiting for RX wait channel */
+ u32 tio_rxwchan_avail; /* TIO RX wait channel available */
+ u32 tio_hit_bls; /* TIO IOH BLS event */
+ u32 tio_uf_recv; /* TIO received UF */
+ u32 tio_rd_invalid_sm; /* TIO read reqst in wrong state machine */
+ u32 tio_wr_invalid_sm; /* TIO write reqst in wrong state machine */
+
+ u32 ds_rxwchan_wait; /* DS waiting for RX wait channel */
+ u32 ds_rxwchan_avail; /* DS RX wait channel available */
+ u32 ds_unaligned_rd; /* DS unaligned read */
+ u32 ds_rdcomp_invalid_sm; /* DS read completed in wrong state
+ * machine */
+ u32 ds_wrcomp_invalid_sm; /* DS write completed in wrong state
+ * machine */
+ u32 ds_flush_req; /* DS flush requested */
+ u32 ds_flush_comp; /* DS flush completed */
+ u32 ds_xfrdy_exp; /* DS XFER_RDY expired */
+ u32 ds_seq_cnt_err; /* DS seq cnt error */
+ u32 ds_seq_len_err; /* DS seq len error */
+ u32 ds_data_oor; /* DS data out of order */
+ u32 ds_hit_bls; /* DS hit BLS */
+ u32 ds_edtov_timer_exp; /* DS edtov expired */
+ u32 ds_cpu_owned; /* DS cpu owned */
+ u32 ds_hit_class2; /* DS hit class2 */
+ u32 ds_length_err; /* DS length error */
+ u32 ds_ro_ooo_err; /* DS relative offset out-of-order error */
+ u32 ds_rectov_timer_exp;/* DS rectov expired */
+ u32 ds_unexp_fr_err; /* DS unexp frame error */
+};
+
+/*
+ * IOC firmware IO stats
+ */
+struct bfa_fw_io_stats_s {
+ struct bfa_fw_ioim_stats_s ioim_stats;
+ struct bfa_fw_tio_stats_s tio_stats;
+};
+
+/*
+ * IOC port firmware stats
+ */
+
+struct bfa_fw_port_fpg_stats_s {
+ u32 intr_evt;
+ u32 intr;
+ u32 intr_excess;
+ u32 intr_cause0;
+ u32 intr_other;
+ u32 intr_other_ign;
+ u32 sig_lost;
+ u32 sig_regained;
+ u32 sync_lost;
+ u32 sync_to;
+ u32 sync_regained;
+ u32 div2_overflow;
+ u32 div2_underflow;
+ u32 efifo_overflow;
+ u32 efifo_underflow;
+ u32 idle_rx;
+ u32 lrr_rx;
+ u32 lr_rx;
+ u32 ols_rx;
+ u32 nos_rx;
+ u32 lip_rx;
+ u32 arbf0_rx;
+ u32 arb_rx;
+ u32 mrk_rx;
+ u32 const_mrk_rx;
+ u32 prim_unknown;
+};
+
+
+struct bfa_fw_port_lksm_stats_s {
+ u32 hwsm_success; /* hwsm state machine success */
+ u32 hwsm_fails; /* hwsm fails */
+ u32 hwsm_wdtov; /* hwsm timed out */
+ u32 swsm_success; /* swsm success */
+ u32 swsm_fails; /* swsm fails */
+ u32 swsm_wdtov; /* swsm timed out */
+ u32 busybufs; /* link init failed due to busybuf */
+ u32 buf_waits; /* bufwait state entries */
+ u32 link_fails; /* link failures */
+ u32 psp_errors; /* primitive sequence protocol errors */
+ u32 lr_unexp; /* No. of times LR rx-ed unexpectedly */
+ u32 lrr_unexp; /* No. of times LRR rx-ed unexpectedly */
+ u32 lr_tx; /* No. of times LR tx started */
+ u32 lrr_tx; /* No. of times LRR tx started */
+ u32 ols_tx; /* No. of times OLS tx started */
+ u32 nos_tx; /* No. of times NOS tx started */
+ u32 hwsm_lrr_rx; /* No. of times LRR rx-ed by HWSM */
+ u32 hwsm_lr_rx; /* No. of times LR rx-ed by HWSM */
+};
+
+struct bfa_fw_port_snsm_stats_s {
+ u32 hwsm_success; /* Successful hwsm terminations */
+ u32 hwsm_fails; /* hwsm fail count */
+ u32 hwsm_wdtov; /* hwsm timed out */
+ u32 swsm_success; /* swsm success */
+ u32 swsm_wdtov; /* swsm timed out */
+ u32 error_resets; /* error resets initiated by upsm */
+ u32 sync_lost; /* Sync loss count */
+ u32 sig_lost; /* Signal loss count */
+ u32 asn8g_attempts; /* SNSM HWSM at 8Gbps attempts */
+ u32 adapt_success; /* SNSM adaptation success */
+ u32 adapt_fails; /* SNSM adaptation failures */
+ u32 adapt_ign_fails; /* SNSM adaptation failures ignored */
+};
+
+struct bfa_fw_port_physm_stats_s {
+ u32 module_inserts; /* Module insert count */
+ u32 module_xtracts; /* Module extracts count */
+ u32 module_invalids; /* Invalid module inserted count */
+ u32 module_read_ign; /* Module validation status ignored */
+ u32 laser_faults; /* Laser fault count */
+ u32 rsvd;
+};
+
+struct bfa_fw_fip_stats_s {
+ u32 vlan_req; /* vlan discovery requests */
+ u32 vlan_notify; /* vlan notifications */
+ u32 vlan_err; /* vlan response error */
+ u32 vlan_timeouts; /* vlan disvoery timeouts */
+ u32 vlan_invalids; /* invalid vlan in discovery advert. */
+ u32 disc_req; /* Discovery solicit requests */
+ u32 disc_rsp; /* Discovery solicit response */
+ u32 disc_err; /* Discovery advt. parse errors */
+ u32 disc_unsol; /* Discovery unsolicited */
+ u32 disc_timeouts; /* Discovery timeouts */
+ u32 disc_fcf_unavail; /* Discovery FCF Not Avail. */
+ u32 linksvc_unsupp; /* Unsupported link service req */
+ u32 linksvc_err; /* Parse error in link service req */
+ u32 logo_req; /* FIP logos received */
+ u32 clrvlink_req; /* Clear virtual link req */
+ u32 op_unsupp; /* Unsupported FIP operation */
+ u32 untagged; /* Untagged frames (ignored) */
+ u32 invalid_version; /* Invalid FIP version */
+};
+
+struct bfa_fw_lps_stats_s {
+ u32 mac_invalids; /* Invalid mac assigned */
+ u32 rsvd;
+};
+
+struct bfa_fw_fcoe_stats_s {
+ u32 cee_linkups; /* CEE link up count */
+ u32 cee_linkdns; /* CEE link down count */
+ u32 fip_linkups; /* FIP link up count */
+ u32 fip_linkdns; /* FIP link up count */
+ u32 fip_fails; /* FIP fail count */
+ u32 mac_invalids; /* Invalid mac assigned */
+};
+
+/*
+ * IOC firmware FCoE port stats
+ */
+struct bfa_fw_fcoe_port_stats_s {
+ struct bfa_fw_fcoe_stats_s fcoe_stats;
+ struct bfa_fw_fip_stats_s fip_stats;
+};
+
+/**
+ * @brief LPSM statistics
+ */
+struct bfa_fw_lpsm_stats_s {
+ u32 cls_rx; /* LPSM cls_rx */
+ u32 cls_tx; /* LPSM cls_tx */
+ u32 arbf0_rx; /* LPSM abrf0 rcvd */
+ u32 arbf0_tx; /* LPSM abrf0 xmit */
+ u32 init_rx; /* LPSM loop init start */
+ u32 unexp_hwst; /* LPSM unknown hw state */
+ u32 unexp_frame; /* LPSM unknown_frame */
+ u32 unexp_prim; /* LPSM unexpected primitive */
+ u32 prev_alpa_unavail; /* LPSM prev alpa unavailable */
+ u32 alpa_unavail; /* LPSM alpa not available */
+ u32 lip_rx; /* LPSM lip rcvd */
+ u32 lip_f7f7_rx; /* LPSM lip f7f7 rcvd */
+ u32 lip_f8_rx; /* LPSM lip f8 rcvd */
+ u32 lip_f8f7_rx; /* LPSM lip f8f7 rcvd */
+ u32 lip_other_rx; /* LPSM lip other rcvd */
+ u32 lip_tx; /* LPSM lip xmit */
+ u32 retry_tov; /* LPSM retry TOV */
+ u32 lip_tov; /* LPSM LIP wait TOV */
+ u32 idle_tov; /* LPSM idle wait TOV */
+ u32 arbf0_tov; /* LPSM arbfo wait TOV */
+ u32 stop_loop_tov; /* LPSM stop loop wait TOV */
+ u32 lixa_tov; /* LPSM lisa wait TOV */
+ u32 lixx_tov; /* LPSM lilp/lirp wait TOV */
+ u32 cls_tov; /* LPSM cls wait TOV */
+ u32 sler; /* LPSM SLER recvd */
+ u32 failed; /* LPSM failed */
+ u32 success; /* LPSM online */
+};
+
+/*
+ * IOC firmware FC uport stats
+ */
+struct bfa_fw_fc_uport_stats_s {
+ struct bfa_fw_port_snsm_stats_s snsm_stats;
+ struct bfa_fw_port_lksm_stats_s lksm_stats;
+ struct bfa_fw_lpsm_stats_s lpsm_stats;
+};
+
+/*
+ * IOC firmware FC port stats
+ */
+union bfa_fw_fc_port_stats_s {
+ struct bfa_fw_fc_uport_stats_s fc_stats;
+ struct bfa_fw_fcoe_port_stats_s fcoe_stats;
+};
+
+/*
+ * IOC firmware port stats
+ */
+struct bfa_fw_port_stats_s {
+ struct bfa_fw_port_fpg_stats_s fpg_stats;
+ struct bfa_fw_port_physm_stats_s physm_stats;
+ union bfa_fw_fc_port_stats_s fc_port;
+};
+
+/*
+ * fcxchg module statistics
+ */
+struct bfa_fw_fcxchg_stats_s {
+ u32 ua_tag_inv;
+ u32 ua_state_inv;
+};
+
+/*
+ * Trunk statistics
+ */
+struct bfa_fw_trunk_stats_s {
+ u32 emt_recvd; /* Trunk EMT received */
+ u32 emt_accepted; /* Trunk EMT Accepted */
+ u32 emt_rejected; /* Trunk EMT rejected */
+ u32 etp_recvd; /* Trunk ETP received */
+ u32 etp_accepted; /* Trunk ETP Accepted */
+ u32 etp_rejected; /* Trunk ETP rejected */
+ u32 lr_recvd; /* Trunk LR received */
+ u32 rsvd; /* padding for 64 bit alignment */
+};
+
+struct bfa_fw_aport_stats_s {
+ u32 flogi_sent; /* Flogi sent */
+ u32 flogi_acc_recvd; /* Flogi Acc received */
+ u32 flogi_rjt_recvd; /* Flogi rejects received */
+ u32 flogi_retries; /* Flogi retries */
+
+ u32 elp_recvd; /* ELP received */
+ u32 elp_accepted; /* ELP Accepted */
+ u32 elp_rejected; /* ELP rejected */
+ u32 elp_dropped; /* ELP dropped */
+
+ u32 bbcr_lr_count; /*!< BBCR Link Resets */
+ u32 frame_lost_intrs; /*!< BBCR Frame loss intrs */
+ u32 rrdy_lost_intrs; /*!< BBCR Rrdy loss intrs */
+
+ u32 rsvd;
+};
+
+/*
+ * IOCFC firmware stats
+ */
+struct bfa_fw_iocfc_stats_s {
+ u32 cfg_reqs; /* cfg request */
+ u32 updq_reqs; /* update queue request */
+ u32 ic_reqs; /* interrupt coalesce reqs */
+ u32 unknown_reqs;
+ u32 set_intr_reqs; /* set interrupt reqs */
+};
+
+/*
+ * IOC attributes returned in queries
+ */
+struct bfa_iocfc_attr_s {
+ struct bfa_iocfc_cfg_s config; /* IOCFC config */
+ struct bfa_iocfc_intr_attr_s intr_attr; /* interrupt attr */
+};
+
+/*
+ * Eth_sndrcv mod stats
+ */
+struct bfa_fw_eth_sndrcv_stats_s {
+ u32 crc_err;
+ u32 rsvd; /* 64bit align */
+};
+
+/*
+ * CT MAC mod stats
+ */
+struct bfa_fw_mac_mod_stats_s {
+ u32 mac_on; /* MAC got turned-on */
+ u32 link_up; /* link-up */
+ u32 signal_off; /* lost signal */
+ u32 dfe_on; /* DFE on */
+ u32 mac_reset; /* # of MAC reset to bring lnk up */
+ u32 pcs_reset; /* # of PCS reset to bring lnk up */
+ u32 loopback; /* MAC got into serdes loopback */
+ u32 lb_mac_reset;
+ /* # of MAC reset to bring link up in loopback */
+ u32 lb_pcs_reset;
+ /* # of PCS reset to bring link up in loopback */
+ u32 rsvd; /* 64bit align */
+};
+
+/*
+ * CT MOD stats
+ */
+struct bfa_fw_ct_mod_stats_s {
+ u32 rxa_rds_undrun; /* RxA RDS underrun */
+ u32 rad_bpc_ovfl; /* RAD BPC overflow */
+ u32 rad_rlb_bpc_ovfl; /* RAD RLB BPC overflow */
+ u32 bpc_fcs_err; /* BPC FCS_ERR */
+ u32 txa_tso_hdr; /* TxA TSO header too long */
+ u32 rsvd; /* 64bit align */
+};
+
+/*
+ * RDS mod stats
+ */
+struct bfa_fw_rds_stats_s {
+ u32 no_fid_drop_err; /* RDS no fid drop error */
+ u32 rsvd; /* 64bit align */
+};
+
+/*
+ * IOC firmware stats
+ */
+struct bfa_fw_stats_s {
+ struct bfa_fw_ioc_stats_s ioc_stats;
+ struct bfa_fw_iocfc_stats_s iocfc_stats;
+ struct bfa_fw_io_stats_s io_stats;
+ struct bfa_fw_port_stats_s port_stats;
+ struct bfa_fw_fcxchg_stats_s fcxchg_stats;
+ struct bfa_fw_lps_stats_s lps_stats;
+ struct bfa_fw_trunk_stats_s trunk_stats;
+ struct bfa_fw_aport_stats_s aport_stats;
+ struct bfa_fw_mac_mod_stats_s macmod_stats;
+ struct bfa_fw_ct_mod_stats_s ctmod_stats;
+ struct bfa_fw_eth_sndrcv_stats_s ethsndrcv_stats;
+ struct bfa_fw_rds_stats_s rds_stats;
+};
+
+#define BFA_IOCFC_PATHTOV_MAX 60
+#define BFA_IOCFC_QDEPTH_MAX 2000
+
+/*
+ * QoS states
+ */
+enum bfa_qos_state {
+ BFA_QOS_DISABLED = 0, /* QoS is disabled */
+ BFA_QOS_ONLINE = 1, /* QoS is online */
+ BFA_QOS_OFFLINE = 2, /* QoS is offline */
+};
+
+/*
+ * QoS Priority levels.
+ */
+enum bfa_qos_priority {
+ BFA_QOS_UNKNOWN = 0,
+ BFA_QOS_HIGH = 1, /* QoS Priority Level High */
+ BFA_QOS_MED = 2, /* QoS Priority Level Medium */
+ BFA_QOS_LOW = 3, /* QoS Priority Level Low */
+};
+
+/*
+ * QoS bandwidth allocation for each priority level
+ */
+enum bfa_qos_bw_alloc {
+ BFA_QOS_BW_HIGH = 60, /* bandwidth allocation for High */
+ BFA_QOS_BW_MED = 30, /* bandwidth allocation for Medium */
+ BFA_QOS_BW_LOW = 10, /* bandwidth allocation for Low */
+};
+#pragma pack(1)
+
+struct bfa_qos_bw_s {
+ u8 qos_bw_set;
+ u8 high;
+ u8 med;
+ u8 low;
+};
+
+/*
+ * QoS attribute returned in QoS Query
+ */
+struct bfa_qos_attr_s {
+ u8 state; /* QoS current state */
+ u8 rsvd1[3];
+ u32 total_bb_cr; /* Total BB Credits */
+ struct bfa_qos_bw_s qos_bw; /* QOS bw cfg */
+ struct bfa_qos_bw_s qos_bw_op; /* QOS bw operational */
+};
+
+enum bfa_bbcr_state {
+ BFA_BBCR_DISABLED, /*!< BBCR is disable */
+ BFA_BBCR_ONLINE, /*!< BBCR is online */
+ BFA_BBCR_OFFLINE, /*!< BBCR is offline */
+};
+
+enum bfa_bbcr_err_reason {
+ BFA_BBCR_ERR_REASON_NONE, /*!< Unknown */
+ BFA_BBCR_ERR_REASON_SPEED_UNSUP, /*!< Port speed < max sup_speed */
+ BFA_BBCR_ERR_REASON_PEER_UNSUP, /*!< BBCR is disable on peer port */
+ BFA_BBCR_ERR_REASON_NON_BRCD_SW, /*!< Connected to non BRCD switch */
+ BFA_BBCR_ERR_REASON_FLOGI_RJT, /*!< Login rejected by the switch */
+};
+
+struct bfa_bbcr_attr_s {
+ u8 state;
+ u8 peer_bb_scn;
+ u8 reason;
+ u8 rsvd;
+};
+
+/*
+ * These fields should be displayed only from the CLI.
+ * There will be a separate BFAL API (get_qos_vc_attr ?)
+ * to retrieve this.
+ *
+ */
+#define BFA_QOS_MAX_VC 16
+
+struct bfa_qos_vc_info_s {
+ u8 vc_credit;
+ u8 borrow_credit;
+ u8 priority;
+ u8 resvd;
+};
+
+struct bfa_qos_vc_attr_s {
+ u16 total_vc_count; /* Total VC Count */
+ u16 shared_credit;
+ u32 elp_opmode_flags;
+ struct bfa_qos_vc_info_s vc_info[BFA_QOS_MAX_VC]; /* as many as
+ * total_vc_count */
+};
+
+/*
+ * QoS statistics
+ */
+struct bfa_qos_stats_s {
+ u32 flogi_sent; /* QoS Flogi sent */
+ u32 flogi_acc_recvd; /* QoS Flogi Acc received */
+ u32 flogi_rjt_recvd; /* QoS Flogi rejects received */
+ u32 flogi_retries; /* QoS Flogi retries */
+
+ u32 elp_recvd; /* QoS ELP received */
+ u32 elp_accepted; /* QoS ELP Accepted */
+ u32 elp_rejected; /* QoS ELP rejected */
+ u32 elp_dropped; /* QoS ELP dropped */
+
+ u32 qos_rscn_recvd; /* QoS RSCN received */
+ u32 rsvd; /* padding for 64 bit alignment */
+};
+
+/*
+ * FCoE statistics
+ */
+struct bfa_fcoe_stats_s {
+ u64 secs_reset; /* Seconds since stats reset */
+ u64 cee_linkups; /* CEE link up */
+ u64 cee_linkdns; /* CEE link down */
+ u64 fip_linkups; /* FIP link up */
+ u64 fip_linkdns; /* FIP link down */
+ u64 fip_fails; /* FIP failures */
+ u64 mac_invalids; /* Invalid mac assignments */
+ u64 vlan_req; /* Vlan requests */
+ u64 vlan_notify; /* Vlan notifications */
+ u64 vlan_err; /* Vlan notification errors */
+ u64 vlan_timeouts; /* Vlan request timeouts */
+ u64 vlan_invalids; /* Vlan invalids */
+ u64 disc_req; /* Discovery requests */
+ u64 disc_rsp; /* Discovery responses */
+ u64 disc_err; /* Discovery error frames */
+ u64 disc_unsol; /* Discovery unsolicited */
+ u64 disc_timeouts; /* Discovery timeouts */
+ u64 disc_fcf_unavail; /* Discovery FCF not avail */
+ u64 linksvc_unsupp; /* FIP link service req unsupp */
+ u64 linksvc_err; /* FIP link service req errors */
+ u64 logo_req; /* FIP logos received */
+ u64 clrvlink_req; /* Clear virtual link requests */
+ u64 op_unsupp; /* FIP operation unsupp. */
+ u64 untagged; /* FIP untagged frames */
+ u64 txf_ucast; /* Tx FCoE unicast frames */
+ u64 txf_ucast_vlan; /* Tx FCoE unicast vlan frames */
+ u64 txf_ucast_octets; /* Tx FCoE unicast octets */
+ u64 txf_mcast; /* Tx FCoE multicast frames */
+ u64 txf_mcast_vlan; /* Tx FCoE multicast vlan frames */
+ u64 txf_mcast_octets; /* Tx FCoE multicast octets */
+ u64 txf_bcast; /* Tx FCoE broadcast frames */
+ u64 txf_bcast_vlan; /* Tx FCoE broadcast vlan frames */
+ u64 txf_bcast_octets; /* Tx FCoE broadcast octets */
+ u64 txf_timeout; /* Tx timeouts */
+ u64 txf_parity_errors; /* Transmit parity err */
+ u64 txf_fid_parity_errors; /* Transmit FID parity err */
+ u64 rxf_ucast_octets; /* Rx FCoE unicast octets */
+ u64 rxf_ucast; /* Rx FCoE unicast frames */
+ u64 rxf_ucast_vlan; /* Rx FCoE unicast vlan frames */
+ u64 rxf_mcast_octets; /* Rx FCoE multicast octets */
+ u64 rxf_mcast; /* Rx FCoE multicast frames */
+ u64 rxf_mcast_vlan; /* Rx FCoE multicast vlan frames */
+ u64 rxf_bcast_octets; /* Rx FCoE broadcast octets */
+ u64 rxf_bcast; /* Rx FCoE broadcast frames */
+ u64 rxf_bcast_vlan; /* Rx FCoE broadcast vlan frames */
+};
+
+/*
+ * QoS or FCoE stats (fcport stats excluding physical FC port stats)
+ */
+union bfa_fcport_stats_u {
+ struct bfa_qos_stats_s fcqos;
+ struct bfa_fcoe_stats_s fcoe;
+};
+#pragma pack()
+
+struct bfa_fcpim_del_itn_stats_s {
+ u32 del_itn_iocomp_aborted; /* Aborted IO requests */
+ u32 del_itn_iocomp_timedout; /* IO timeouts */
+ u32 del_itn_iocom_sqer_needed; /* IO retry for SQ error recovery */
+ u32 del_itn_iocom_res_free; /* Delayed freeing of IO resources */
+ u32 del_itn_iocom_hostabrts; /* Host IO abort requests */
+ u32 del_itn_total_ios; /* Total IO count */
+ u32 del_io_iocdowns; /* IO cleaned-up due to IOC down */
+ u32 del_tm_iocdowns; /* TM cleaned-up due to IOC down */
+};
+
+struct bfa_itnim_iostats_s {
+
+ u32 total_ios; /* Total IO Requests */
+ u32 input_reqs; /* Data in-bound requests */
+ u32 output_reqs; /* Data out-bound requests */
+ u32 io_comps; /* Total IO Completions */
+ u32 wr_throughput; /* Write data transferred in bytes */
+ u32 rd_throughput; /* Read data transferred in bytes */
+
+ u32 iocomp_ok; /* Slowpath IO completions */
+ u32 iocomp_underrun; /* IO underrun */
+ u32 iocomp_overrun; /* IO overrun */
+ u32 qwait; /* IO Request-Q wait */
+ u32 qresumes; /* IO Request-Q wait done */
+ u32 no_iotags; /* No free IO tag */
+ u32 iocomp_timedout; /* IO timeouts */
+ u32 iocom_nexus_abort; /* IO failure due to target offline */
+ u32 iocom_proto_err; /* IO protocol errors */
+ u32 iocom_dif_err; /* IO SBC-3 protection errors */
+
+ u32 iocom_sqer_needed; /* fcp-2 error recovery failed */
+ u32 iocom_res_free; /* Delayed freeing of IO tag */
+
+
+ u32 io_aborts; /* Host IO abort requests */
+ u32 iocom_hostabrts; /* Host IO abort completions */
+ u32 io_cleanups; /* IO clean-up requests */
+ u32 path_tov_expired; /* IO path tov expired */
+ u32 iocomp_aborted; /* IO abort completions */
+ u32 io_iocdowns; /* IO cleaned-up due to IOC down */
+ u32 iocom_utags; /* IO comp with unknown tags */
+
+ u32 io_tmaborts; /* Abort request due to TM command */
+ u32 tm_io_comps; /* Abort completion due to TM command */
+
+ u32 creates; /* IT Nexus create requests */
+ u32 fw_create; /* IT Nexus FW create requests */
+ u32 create_comps; /* IT Nexus FW create completions */
+ u32 onlines; /* IT Nexus onlines */
+ u32 offlines; /* IT Nexus offlines */
+ u32 fw_delete; /* IT Nexus FW delete requests */
+ u32 delete_comps; /* IT Nexus FW delete completions */
+ u32 deletes; /* IT Nexus delete requests */
+ u32 sler_events; /* SLER events */
+ u32 ioc_disabled; /* Num IOC disables */
+ u32 cleanup_comps; /* IT Nexus cleanup completions */
+
+ u32 tm_cmnds; /* TM Requests */
+ u32 tm_fw_rsps; /* TM Completions */
+ u32 tm_success; /* TM initiated IO cleanup success */
+ u32 tm_failures; /* TM initiated IO cleanup failure */
+ u32 no_tskims; /* No free TM tag */
+ u32 tm_qwait; /* TM Request-Q wait */
+ u32 tm_qresumes; /* TM Request-Q wait done */
+
+ u32 tm_iocdowns; /* TM cleaned-up due to IOC down */
+ u32 tm_cleanups; /* TM cleanup requests */
+ u32 tm_cleanup_comps; /* TM cleanup completions */
+ u32 rsvd[6];
+};
+
+/* Modify char* port_stt[] in bfal_port.c if a new state was added */
+enum bfa_port_states {
+ BFA_PORT_ST_UNINIT = 1,
+ BFA_PORT_ST_ENABLING_QWAIT = 2,
+ BFA_PORT_ST_ENABLING = 3,
+ BFA_PORT_ST_LINKDOWN = 4,
+ BFA_PORT_ST_LINKUP = 5,
+ BFA_PORT_ST_DISABLING_QWAIT = 6,
+ BFA_PORT_ST_DISABLING = 7,
+ BFA_PORT_ST_DISABLED = 8,
+ BFA_PORT_ST_STOPPED = 9,
+ BFA_PORT_ST_IOCDOWN = 10,
+ BFA_PORT_ST_IOCDIS = 11,
+ BFA_PORT_ST_FWMISMATCH = 12,
+ BFA_PORT_ST_PREBOOT_DISABLED = 13,
+ BFA_PORT_ST_TOGGLING_QWAIT = 14,
+ BFA_PORT_ST_FAA_MISCONFIG = 15,
+ BFA_PORT_ST_DPORT = 16,
+ BFA_PORT_ST_DDPORT = 17,
+ BFA_PORT_ST_MAX_STATE,
+};
+
+/*
+ * Port operational type (in sync with SNIA port type).
+ */
+enum bfa_port_type {
+ BFA_PORT_TYPE_UNKNOWN = 1, /* port type is unknown */
+ BFA_PORT_TYPE_NPORT = 5, /* P2P with switched fabric */
+ BFA_PORT_TYPE_NLPORT = 6, /* public loop */
+ BFA_PORT_TYPE_LPORT = 20, /* private loop */
+ BFA_PORT_TYPE_P2P = 21, /* P2P with no switched fabric */
+ BFA_PORT_TYPE_VPORT = 22, /* NPIV - virtual port */
+};
+
+/*
+ * Port topology setting. A port's topology and fabric login status
+ * determine its operational type.
+ */
+enum bfa_port_topology {
+ BFA_PORT_TOPOLOGY_NONE = 0, /* No valid topology */
+ BFA_PORT_TOPOLOGY_P2P_OLD_VER = 1, /* P2P def for older ver */
+ BFA_PORT_TOPOLOGY_LOOP = 2, /* LOOP topology */
+ BFA_PORT_TOPOLOGY_AUTO_OLD_VER = 3, /* auto def for older ver */
+ BFA_PORT_TOPOLOGY_AUTO = 4, /* auto topology selection */
+ BFA_PORT_TOPOLOGY_P2P = 5, /* P2P only */
+};
+
+/*
+ * Physical port loopback types.
+ */
+enum bfa_port_opmode {
+ BFA_PORT_OPMODE_NORMAL = 0x00, /* normal non-loopback mode */
+ BFA_PORT_OPMODE_LB_INT = 0x01, /* internal loop back */
+ BFA_PORT_OPMODE_LB_SLW = 0x02, /* serial link wrapback (serdes) */
+ BFA_PORT_OPMODE_LB_EXT = 0x04, /* external loop back (serdes) */
+ BFA_PORT_OPMODE_LB_CBL = 0x08, /* cabled loop back */
+ BFA_PORT_OPMODE_LB_NLINT = 0x20, /* NL_Port internal loopback */
+};
+
+#define BFA_PORT_OPMODE_LB_HARD(_mode) \
+ ((_mode == BFA_PORT_OPMODE_LB_INT) || \
+ (_mode == BFA_PORT_OPMODE_LB_SLW) || \
+ (_mode == BFA_PORT_OPMODE_LB_EXT))
+
+/*
+ * Port link state
+ */
+enum bfa_port_linkstate {
+ BFA_PORT_LINKUP = 1, /* Physical port/Trunk link up */
+ BFA_PORT_LINKDOWN = 2, /* Physical port/Trunk link down */
+};
+
+/*
+ * Port link state reason code
+ */
+enum bfa_port_linkstate_rsn {
+ BFA_PORT_LINKSTATE_RSN_NONE = 0,
+ BFA_PORT_LINKSTATE_RSN_DISABLED = 1,
+ BFA_PORT_LINKSTATE_RSN_RX_NOS = 2,
+ BFA_PORT_LINKSTATE_RSN_RX_OLS = 3,
+ BFA_PORT_LINKSTATE_RSN_RX_LIP = 4,
+ BFA_PORT_LINKSTATE_RSN_RX_LIPF7 = 5,
+ BFA_PORT_LINKSTATE_RSN_SFP_REMOVED = 6,
+ BFA_PORT_LINKSTATE_RSN_PORT_FAULT = 7,
+ BFA_PORT_LINKSTATE_RSN_RX_LOS = 8,
+ BFA_PORT_LINKSTATE_RSN_LOCAL_FAULT = 9,
+ BFA_PORT_LINKSTATE_RSN_REMOTE_FAULT = 10,
+ BFA_PORT_LINKSTATE_RSN_TIMEOUT = 11,
+ BFA_PORT_LINKSTATE_RSN_FAA_MISCONFIG = 12,
+
+
+
+ /* CEE related reason codes/errors */
+ CEE_LLDP_INFO_AGED_OUT = 20,
+ CEE_LLDP_SHUTDOWN_TLV_RCVD = 21,
+ CEE_PEER_NOT_ADVERTISE_DCBX = 22,
+ CEE_PEER_NOT_ADVERTISE_PG = 23,
+ CEE_PEER_NOT_ADVERTISE_PFC = 24,
+ CEE_PEER_NOT_ADVERTISE_FCOE = 25,
+ CEE_PG_NOT_COMPATIBLE = 26,
+ CEE_PFC_NOT_COMPATIBLE = 27,
+ CEE_FCOE_NOT_COMPATIBLE = 28,
+ CEE_BAD_PG_RCVD = 29,
+ CEE_BAD_BW_RCVD = 30,
+ CEE_BAD_PFC_RCVD = 31,
+ CEE_BAD_APP_PRI_RCVD = 32,
+ CEE_FCOE_PRI_PFC_OFF = 33,
+ CEE_DUP_CONTROL_TLV_RCVD = 34,
+ CEE_DUP_FEAT_TLV_RCVD = 35,
+ CEE_APPLY_NEW_CFG = 36, /* reason, not error */
+ CEE_PROTOCOL_INIT = 37, /* reason, not error */
+ CEE_PHY_LINK_DOWN = 38,
+ CEE_LLS_FCOE_ABSENT = 39,
+ CEE_LLS_FCOE_DOWN = 40,
+ CEE_ISCSI_NOT_COMPATIBLE = 41,
+ CEE_ISCSI_PRI_PFC_OFF = 42,
+ CEE_ISCSI_PRI_OVERLAP_FCOE_PRI = 43
+};
+
+#define MAX_LUN_MASK_CFG 16
+
+/*
+ * Initially flash content may be fff. On making LUN mask enable and disable
+ * state chnage. when report lun command is being processed it goes from
+ * BFA_LUN_MASK_ACTIVE to BFA_LUN_MASK_FETCH and comes back to
+ * BFA_LUN_MASK_ACTIVE.
+ */
+enum bfa_ioim_lun_mask_state_s {
+ BFA_IOIM_LUN_MASK_INACTIVE = 0,
+ BFA_IOIM_LUN_MASK_ACTIVE = 1,
+ BFA_IOIM_LUN_MASK_FETCHED = 2,
+};
+
+enum bfa_lunmask_state_s {
+ BFA_LUNMASK_DISABLED = 0x00,
+ BFA_LUNMASK_ENABLED = 0x01,
+ BFA_LUNMASK_MINCFG = 0x02,
+ BFA_LUNMASK_UNINITIALIZED = 0xff,
+};
+
+/**
+ * FEC states
+ */
+enum bfa_fec_state_s {
+ BFA_FEC_ONLINE = 1, /*!< FEC is online */
+ BFA_FEC_OFFLINE = 2, /*!< FEC is offline */
+ BFA_FEC_OFFLINE_NOT_16G = 3, /*!< FEC is offline (speed not 16Gig) */
+};
+
+#pragma pack(1)
+/*
+ * LUN mask configuration
+ */
+struct bfa_lun_mask_s {
+ wwn_t lp_wwn;
+ wwn_t rp_wwn;
+ struct scsi_lun lun;
+ u8 ua;
+ u8 rsvd[3];
+ u16 rp_tag;
+ u8 lp_tag;
+ u8 state;
+};
+
+#define MAX_LUN_MASK_CFG 16
+struct bfa_lunmask_cfg_s {
+ u32 status;
+ u32 rsvd;
+ struct bfa_lun_mask_s lun_list[MAX_LUN_MASK_CFG];
+};
+
+struct bfa_throttle_cfg_s {
+ u16 is_valid;
+ u16 value;
+ u32 rsvd;
+};
+
+struct bfa_defs_fcpim_throttle_s {
+ u16 max_value;
+ u16 cur_value;
+ u16 cfg_value;
+ u16 rsvd;
+};
+
+#define BFA_BB_SCN_DEF 3
+#define BFA_BB_SCN_MAX 0x0F
+
+/*
+ * Physical port configuration
+ */
+struct bfa_port_cfg_s {
+ u8 topology; /* bfa_port_topology */
+ u8 speed; /* enum bfa_port_speed */
+ u8 trunked; /* trunked or not */
+ u8 qos_enabled; /* qos enabled or not */
+ u8 cfg_hardalpa; /* is hard alpa configured */
+ u8 hardalpa; /* configured hard alpa */
+ __be16 maxfrsize; /* maximum frame size */
+ u8 rx_bbcredit; /* receive buffer credits */
+ u8 tx_bbcredit; /* transmit buffer credits */
+ u8 ratelimit; /* ratelimit enabled or not */
+ u8 trl_def_speed; /* ratelimit default speed */
+ u8 bb_cr_enabled; /*!< Config state of BB_SCN */
+ u8 bb_scn; /*!< BB_SCN value for FLOGI Exchg */
+ u8 faa_state; /* FAA enabled/disabled */
+ u8 rsvd1;
+ u16 path_tov; /* device path timeout */
+ u16 q_depth; /* SCSI Queue depth */
+ struct bfa_qos_bw_s qos_bw; /* QOS bandwidth */
+};
+#pragma pack()
+
+/*
+ * Port attribute values.
+ */
+struct bfa_port_attr_s {
+ /*
+ * Static fields
+ */
+ wwn_t nwwn; /* node wwn */
+ wwn_t pwwn; /* port wwn */
+ wwn_t factorynwwn; /* factory node wwn */
+ wwn_t factorypwwn; /* factory port wwn */
+ enum fc_cos cos_supported; /* supported class of
+ * services */
+ u32 rsvd;
+ struct fc_symname_s port_symname; /* port symbolic name */
+ enum bfa_port_speed speed_supported; /* supported speeds */
+ bfa_boolean_t pbind_enabled;
+
+ /*
+ * Configured values
+ */
+ struct bfa_port_cfg_s pport_cfg; /* pport cfg */
+
+ /*
+ * Dynamic field - info from BFA
+ */
+ enum bfa_port_states port_state; /* current port state */
+ enum bfa_port_speed speed; /* current speed */
+ enum bfa_port_topology topology; /* current topology */
+ bfa_boolean_t beacon; /* current beacon status */
+ bfa_boolean_t link_e2e_beacon; /* link beacon is on */
+ bfa_boolean_t bbsc_op_status; /* fc credit recovery oper
+ * state */
+ enum bfa_fec_state_s fec_state; /*!< current FEC state */
+
+ /*
+ * Dynamic field - info from FCS
+ */
+ u32 pid; /* port ID */
+ enum bfa_port_type port_type; /* current topology */
+ u32 loopback; /* external loopback */
+ u32 authfail; /* auth fail state */
+
+ /* FCoE specific */
+ u16 fcoe_vlan;
+ u8 rsvd1[2];
+};
+
+/*
+ * Port FCP mappings.
+ */
+struct bfa_port_fcpmap_s {
+ char osdevname[256];
+ u32 bus;
+ u32 target;
+ u32 oslun;
+ u32 fcid;
+ wwn_t nwwn;
+ wwn_t pwwn;
+ u64 fcplun;
+ char luid[256];
+};
+
+/*
+ * Port RNID info.
+ */
+struct bfa_port_rnid_s {
+ wwn_t wwn;
+ u32 unittype;
+ u32 portid;
+ u32 attached_nodes_num;
+ u16 ip_version;
+ u16 udp_port;
+ u8 ipaddr[16];
+ u16 rsvd;
+ u16 topologydiscoveryflags;
+};
+
+#pragma pack(1)
+struct bfa_fcport_fcf_s {
+ wwn_t name; /* FCF name */
+ wwn_t fabric_name; /* Fabric Name */
+ u8 fipenabled; /* FIP enabled or not */
+ u8 fipfailed; /* FIP failed or not */
+ u8 resv[2];
+ u8 pri; /* FCF priority */
+ u8 version; /* FIP version used */
+ u8 available; /* Available for login */
+ u8 fka_disabled; /* FKA is disabled */
+ u8 maxsz_verified; /* FCoE max size verified */
+ u8 fc_map[3]; /* FC map */
+ __be16 vlan; /* FCoE vlan tag/priority */
+ u32 fka_adv_per; /* FIP ka advert. period */
+ mac_t mac; /* FCF mac */
+};
+
+/*
+ * Trunk states for BCU/BFAL
+ */
+enum bfa_trunk_state {
+ BFA_TRUNK_DISABLED = 0, /* Trunk is not configured */
+ BFA_TRUNK_ONLINE = 1, /* Trunk is online */
+ BFA_TRUNK_OFFLINE = 2, /* Trunk is offline */
+};
+
+/*
+ * VC attributes for trunked link
+ */
+struct bfa_trunk_vc_attr_s {
+ u32 bb_credit;
+ u32 elp_opmode_flags;
+ u32 req_credit;
+ u16 vc_credits[8];
+};
+
+struct bfa_fcport_loop_info_s {
+ u8 myalpa; /* alpa claimed */
+ u8 alpabm_val; /* alpa bitmap valid or not (1 or 0) */
+ u8 resvd[6];
+ struct fc_alpabm_s alpabm; /* alpa bitmap */
+};
+
+/*
+ * Link state information
+ */
+struct bfa_port_link_s {
+ u8 linkstate; /* Link state bfa_port_linkstate */
+ u8 linkstate_rsn; /* bfa_port_linkstate_rsn_t */
+ u8 topology; /* P2P/LOOP bfa_port_topology */
+ u8 speed; /* Link speed (1/2/4/8 G) */
+ u32 linkstate_opt; /* Linkstate optional data (debug) */
+ u8 trunked; /* Trunked or not (1 or 0) */
+ u8 fec_state; /*!< State of FEC */
+ u8 resvd[6];
+ struct bfa_qos_attr_s qos_attr; /* QoS Attributes */
+ union {
+ struct bfa_fcport_loop_info_s loop_info;
+ struct bfa_bbcr_attr_s bbcr_attr;
+ union {
+ struct bfa_qos_vc_attr_s qos_vc_attr;
+ /* VC info from ELP */
+ struct bfa_trunk_vc_attr_s trunk_vc_attr;
+ struct bfa_fcport_fcf_s fcf;
+ /* FCF information (for FCoE) */
+ } vc_fcf;
+ } attr;
+};
+#pragma pack()
+
+enum bfa_trunk_link_fctl {
+ BFA_TRUNK_LINK_FCTL_NORMAL,
+ BFA_TRUNK_LINK_FCTL_VC,
+ BFA_TRUNK_LINK_FCTL_VC_QOS,
+};
+
+enum bfa_trunk_link_state {
+ BFA_TRUNK_LINK_STATE_UP = 1, /* link part of trunk */
+ BFA_TRUNK_LINK_STATE_DN_LINKDN = 2, /* physical link down */
+ BFA_TRUNK_LINK_STATE_DN_GRP_MIS = 3, /* trunk group different */
+ BFA_TRUNK_LINK_STATE_DN_SPD_MIS = 4, /* speed mismatch */
+ BFA_TRUNK_LINK_STATE_DN_MODE_MIS = 5, /* remote port not trunked */
+};
+
+#define BFA_TRUNK_MAX_PORTS 2
+struct bfa_trunk_link_attr_s {
+ wwn_t trunk_wwn;
+ enum bfa_trunk_link_fctl fctl;
+ enum bfa_trunk_link_state link_state;
+ enum bfa_port_speed speed;
+ u32 deskew;
+};
+
+struct bfa_trunk_attr_s {
+ enum bfa_trunk_state state;
+ enum bfa_port_speed speed;
+ u32 port_id;
+ u32 rsvd;
+ struct bfa_trunk_link_attr_s link_attr[BFA_TRUNK_MAX_PORTS];
+};
+
+struct bfa_rport_hal_stats_s {
+ u32 sm_un_cr; /* uninit: create events */
+ u32 sm_un_unexp; /* uninit: exception events */
+ u32 sm_cr_on; /* created: online events */
+ u32 sm_cr_del; /* created: delete events */
+ u32 sm_cr_hwf; /* created: IOC down */
+ u32 sm_cr_unexp; /* created: exception events */
+ u32 sm_fwc_rsp; /* fw create: f/w responses */
+ u32 sm_fwc_del; /* fw create: delete events */
+ u32 sm_fwc_off; /* fw create: offline events */
+ u32 sm_fwc_hwf; /* fw create: IOC down */
+ u32 sm_fwc_unexp; /* fw create: exception events*/
+ u32 sm_on_off; /* online: offline events */
+ u32 sm_on_del; /* online: delete events */
+ u32 sm_on_hwf; /* online: IOC down events */
+ u32 sm_on_unexp; /* online: exception events */
+ u32 sm_fwd_rsp; /* fw delete: fw responses */
+ u32 sm_fwd_del; /* fw delete: delete events */
+ u32 sm_fwd_hwf; /* fw delete: IOC down events */
+ u32 sm_fwd_unexp; /* fw delete: exception events*/
+ u32 sm_off_del; /* offline: delete events */
+ u32 sm_off_on; /* offline: online events */
+ u32 sm_off_hwf; /* offline: IOC down events */
+ u32 sm_off_unexp; /* offline: exception events */
+ u32 sm_del_fwrsp; /* delete: fw responses */
+ u32 sm_del_hwf; /* delete: IOC down events */
+ u32 sm_del_unexp; /* delete: exception events */
+ u32 sm_delp_fwrsp; /* delete pend: fw responses */
+ u32 sm_delp_hwf; /* delete pend: IOC downs */
+ u32 sm_delp_unexp; /* delete pend: exceptions */
+ u32 sm_offp_fwrsp; /* off-pending: fw responses */
+ u32 sm_offp_del; /* off-pending: deletes */
+ u32 sm_offp_hwf; /* off-pending: IOC downs */
+ u32 sm_offp_unexp; /* off-pending: exceptions */
+ u32 sm_iocd_off; /* IOC down: offline events */
+ u32 sm_iocd_del; /* IOC down: delete events */
+ u32 sm_iocd_on; /* IOC down: online events */
+ u32 sm_iocd_unexp; /* IOC down: exceptions */
+ u32 rsvd;
+};
+#pragma pack(1)
+/*
+ * Rport's QoS attributes
+ */
+struct bfa_rport_qos_attr_s {
+ u8 qos_priority; /* rport's QoS priority */
+ u8 rsvd[3];
+ u32 qos_flow_id; /* QoS flow Id */
+};
+#pragma pack()
+
+#define BFA_IOBUCKET_MAX 14
+
+struct bfa_itnim_latency_s {
+ u32 min[BFA_IOBUCKET_MAX];
+ u32 max[BFA_IOBUCKET_MAX];
+ u32 count[BFA_IOBUCKET_MAX];
+ u32 avg[BFA_IOBUCKET_MAX];
+};
+
+struct bfa_itnim_ioprofile_s {
+ u32 clock_res_mul;
+ u32 clock_res_div;
+ u32 index;
+ u32 io_profile_start_time; /* IO profile start time */
+ u32 iocomps[BFA_IOBUCKET_MAX]; /* IO completed */
+ struct bfa_itnim_latency_s io_latency;
+};
+
+/*
+ * vHBA port attribute values.
+ */
+struct bfa_vhba_attr_s {
+ wwn_t nwwn; /* node wwn */
+ wwn_t pwwn; /* port wwn */
+ u32 pid; /* port ID */
+ bfa_boolean_t io_profile; /* get it from fcpim mod */
+ bfa_boolean_t plog_enabled; /* portlog is enabled */
+ u16 path_tov;
+ u8 rsvd[2];
+};
+
+/*
+ * FC physical port statistics.
+ */
+struct bfa_port_fc_stats_s {
+ u64 secs_reset; /* Seconds since stats is reset */
+ u64 tx_frames; /* Tx frames */
+ u64 tx_words; /* Tx words */
+ u64 tx_lip; /* Tx LIP */
+ u64 tx_lip_f7f7; /* Tx LIP_F7F7 */
+ u64 tx_lip_f8f7; /* Tx LIP_F8F7 */
+ u64 tx_arbf0; /* Tx ARB F0 */
+ u64 tx_nos; /* Tx NOS */
+ u64 tx_ols; /* Tx OLS */
+ u64 tx_lr; /* Tx LR */
+ u64 tx_lrr; /* Tx LRR */
+ u64 rx_frames; /* Rx frames */
+ u64 rx_words; /* Rx words */
+ u64 lip_count; /* Rx LIP */
+ u64 rx_lip_f7f7; /* Rx LIP_F7F7 */
+ u64 rx_lip_f8f7; /* Rx LIP_F8F7 */
+ u64 rx_arbf0; /* Rx ARB F0 */
+ u64 nos_count; /* Rx NOS */
+ u64 ols_count; /* Rx OLS */
+ u64 lr_count; /* Rx LR */
+ u64 lrr_count; /* Rx LRR */
+ u64 invalid_crcs; /* Rx CRC err frames */
+ u64 invalid_crc_gd_eof; /* Rx CRC err good EOF frames */
+ u64 undersized_frm; /* Rx undersized frames */
+ u64 oversized_frm; /* Rx oversized frames */
+ u64 bad_eof_frm; /* Rx frames with bad EOF */
+ u64 error_frames; /* Errored frames */
+ u64 dropped_frames; /* Dropped frames */
+ u64 link_failures; /* Link Failure (LF) count */
+ u64 loss_of_syncs; /* Loss of sync count */
+ u64 loss_of_signals; /* Loss of signal count */
+ u64 primseq_errs; /* Primitive sequence protocol err. */
+ u64 bad_os_count; /* Invalid ordered sets */
+ u64 err_enc_out; /* Encoding err nonframe_8b10b */
+ u64 err_enc; /* Encoding err frame_8b10b */
+ u64 bbcr_frames_lost; /*!< BBCR Frames Lost */
+ u64 bbcr_rrdys_lost; /*!< BBCR RRDYs Lost */
+ u64 bbcr_link_resets; /*!< BBCR Link Resets */
+ u64 bbcr_frame_lost_intrs; /*!< BBCR Frame loss intrs */
+ u64 bbcr_rrdy_lost_intrs; /*!< BBCR Rrdy loss intrs */
+ u64 loop_timeouts; /* Loop timeouts */
+};
+
+/*
+ * Eth Physical Port statistics.
+ */
+struct bfa_port_eth_stats_s {
+ u64 secs_reset; /* Seconds since stats is reset */
+ u64 frame_64; /* Frames 64 bytes */
+ u64 frame_65_127; /* Frames 65-127 bytes */
+ u64 frame_128_255; /* Frames 128-255 bytes */
+ u64 frame_256_511; /* Frames 256-511 bytes */
+ u64 frame_512_1023; /* Frames 512-1023 bytes */
+ u64 frame_1024_1518; /* Frames 1024-1518 bytes */
+ u64 frame_1519_1522; /* Frames 1519-1522 bytes */
+ u64 tx_bytes; /* Tx bytes */
+ u64 tx_packets; /* Tx packets */
+ u64 tx_mcast_packets; /* Tx multicast packets */
+ u64 tx_bcast_packets; /* Tx broadcast packets */
+ u64 tx_control_frame; /* Tx control frame */
+ u64 tx_drop; /* Tx drops */
+ u64 tx_jabber; /* Tx jabber */
+ u64 tx_fcs_error; /* Tx FCS errors */
+ u64 tx_fragments; /* Tx fragments */
+ u64 rx_bytes; /* Rx bytes */
+ u64 rx_packets; /* Rx packets */
+ u64 rx_mcast_packets; /* Rx multicast packets */
+ u64 rx_bcast_packets; /* Rx broadcast packets */
+ u64 rx_control_frames; /* Rx control frames */
+ u64 rx_unknown_opcode; /* Rx unknown opcode */
+ u64 rx_drop; /* Rx drops */
+ u64 rx_jabber; /* Rx jabber */
+ u64 rx_fcs_error; /* Rx FCS errors */
+ u64 rx_alignment_error; /* Rx alignment errors */
+ u64 rx_frame_length_error; /* Rx frame len errors */
+ u64 rx_code_error; /* Rx code errors */
+ u64 rx_fragments; /* Rx fragments */
+ u64 rx_pause; /* Rx pause */
+ u64 rx_zero_pause; /* Rx zero pause */
+ u64 tx_pause; /* Tx pause */
+ u64 tx_zero_pause; /* Tx zero pause */
+ u64 rx_fcoe_pause; /* Rx FCoE pause */
+ u64 rx_fcoe_zero_pause; /* Rx FCoE zero pause */
+ u64 tx_fcoe_pause; /* Tx FCoE pause */
+ u64 tx_fcoe_zero_pause; /* Tx FCoE zero pause */
+ u64 rx_iscsi_pause; /* Rx iSCSI pause */
+ u64 rx_iscsi_zero_pause; /* Rx iSCSI zero pause */
+ u64 tx_iscsi_pause; /* Tx iSCSI pause */
+ u64 tx_iscsi_zero_pause; /* Tx iSCSI zero pause */
+};
+
+/*
+ * Port statistics.
+ */
+union bfa_port_stats_u {
+ struct bfa_port_fc_stats_s fc;
+ struct bfa_port_eth_stats_s eth;
+};
+
+struct bfa_port_cfg_mode_s {
+ u16 max_pf;
+ u16 max_vf;
+ enum bfa_mode_s mode;
+};
+
+#pragma pack(1)
+
+#define BFA_CEE_LLDP_MAX_STRING_LEN (128)
+#define BFA_CEE_DCBX_MAX_PRIORITY (8)
+#define BFA_CEE_DCBX_MAX_PGID (8)
+
+struct bfa_cee_lldp_str_s {
+ u8 sub_type;
+ u8 len;
+ u8 rsvd[2];
+ u8 value[BFA_CEE_LLDP_MAX_STRING_LEN];
+};
+
+struct bfa_cee_lldp_cfg_s {
+ struct bfa_cee_lldp_str_s chassis_id;
+ struct bfa_cee_lldp_str_s port_id;
+ struct bfa_cee_lldp_str_s port_desc;
+ struct bfa_cee_lldp_str_s sys_name;
+ struct bfa_cee_lldp_str_s sys_desc;
+ struct bfa_cee_lldp_str_s mgmt_addr;
+ u16 time_to_live;
+ u16 enabled_system_cap;
+};
+
+/* CEE/DCBX parameters */
+struct bfa_cee_dcbx_cfg_s {
+ u8 pgid[BFA_CEE_DCBX_MAX_PRIORITY];
+ u8 pg_percentage[BFA_CEE_DCBX_MAX_PGID];
+ u8 pfc_primap; /* bitmap of priorties with PFC enabled */
+ u8 fcoe_primap; /* bitmap of priorities used for FcoE traffic */
+ u8 iscsi_primap; /* bitmap of priorities used for iSCSI traffic */
+ u8 dcbx_version; /* operating version:CEE or preCEE */
+ u8 lls_fcoe; /* FCoE Logical Link Status */
+ u8 lls_lan; /* LAN Logical Link Status */
+ u8 rsvd[2];
+};
+
+/* CEE Query */
+struct bfa_cee_attr_s {
+ u8 cee_status;
+ u8 error_reason;
+ struct bfa_cee_lldp_cfg_s lldp_remote;
+ struct bfa_cee_dcbx_cfg_s dcbx_remote;
+ mac_t src_mac;
+ u8 link_speed;
+ u8 nw_priority;
+ u8 filler[2];
+};
+
+/* LLDP/DCBX/CEE Statistics */
+struct bfa_cee_stats_s {
+ u32 lldp_tx_frames; /* LLDP Tx Frames */
+ u32 lldp_rx_frames; /* LLDP Rx Frames */
+ u32 lldp_rx_frames_invalid; /* LLDP Rx Frames invalid */
+ u32 lldp_rx_frames_new; /* LLDP Rx Frames new */
+ u32 lldp_tlvs_unrecognized; /* LLDP Rx unrecog. TLVs */
+ u32 lldp_rx_shutdown_tlvs; /* LLDP Rx shutdown TLVs */
+ u32 lldp_info_aged_out; /* LLDP remote info aged */
+ u32 dcbx_phylink_ups; /* DCBX phy link ups */
+ u32 dcbx_phylink_downs; /* DCBX phy link downs */
+ u32 dcbx_rx_tlvs; /* DCBX Rx TLVs */
+ u32 dcbx_rx_tlvs_invalid; /* DCBX Rx TLVs invalid */
+ u32 dcbx_control_tlv_error; /* DCBX control TLV errors */
+ u32 dcbx_feature_tlv_error; /* DCBX feature TLV errors */
+ u32 dcbx_cee_cfg_new; /* DCBX new CEE cfg rcvd */
+ u32 cee_status_down; /* DCB status down */
+ u32 cee_status_up; /* DCB status up */
+ u32 cee_hw_cfg_changed; /* DCB hw cfg changed */
+ u32 cee_rx_invalid_cfg; /* DCB invalid cfg */
+};
+
+#pragma pack()
+
+/*
+ * AEN related definitions
+ */
+#define BFAD_NL_VENDOR_ID (((u64)0x01 << SCSI_NL_VID_TYPE_SHIFT) \
+ | BFA_PCI_VENDOR_ID_BROCADE)
+
+/* BFA remote port events */
+enum bfa_rport_aen_event {
+ BFA_RPORT_AEN_ONLINE = 1, /* RPort online event */
+ BFA_RPORT_AEN_OFFLINE = 2, /* RPort offline event */
+ BFA_RPORT_AEN_DISCONNECT = 3, /* RPort disconnect event */
+ BFA_RPORT_AEN_QOS_PRIO = 4, /* QOS priority change event */
+ BFA_RPORT_AEN_QOS_FLOWID = 5, /* QOS flow Id change event */
+};
+
+struct bfa_rport_aen_data_s {
+ u16 vf_id; /* vf_id of this logical port */
+ u16 rsvd[3];
+ wwn_t ppwwn; /* WWN of its physical port */
+ wwn_t lpwwn; /* WWN of this logical port */
+ wwn_t rpwwn; /* WWN of this remote port */
+ union {
+ struct bfa_rport_qos_attr_s qos;
+ } priv;
+};
+
+union bfa_aen_data_u {
+ struct bfa_adapter_aen_data_s adapter;
+ struct bfa_port_aen_data_s port;
+ struct bfa_lport_aen_data_s lport;
+ struct bfa_rport_aen_data_s rport;
+ struct bfa_itnim_aen_data_s itnim;
+ struct bfa_audit_aen_data_s audit;
+ struct bfa_ioc_aen_data_s ioc;
+};
+
+#define BFA_AEN_MAX_ENTRY 512
+
+struct bfa_aen_entry_s {
+ struct list_head qe;
+ enum bfa_aen_category aen_category;
+ u32 aen_type;
+ union bfa_aen_data_u aen_data;
+ u64 aen_tv_sec;
+ u64 aen_tv_usec;
+ u32 seq_num;
+ u32 bfad_num;
+};
+
+#endif /* __BFA_DEFS_SVC_H__ */
diff --git a/drivers/scsi/bfa/bfa_fc.h b/drivers/scsi/bfa/bfa_fc.h
new file mode 100644
index 0000000..18b7304
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fc.h
@@ -0,0 +1,1629 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FC_H__
+#define __BFA_FC_H__
+
+#include "bfad_drv.h"
+
+typedef u64 wwn_t;
+
+#define WWN_NULL (0)
+#define FC_SYMNAME_MAX 256 /* max name server symbolic name size */
+#define FC_ALPA_MAX 128
+
+#pragma pack(1)
+
+#define MAC_ADDRLEN (6)
+struct mac_s { u8 mac[MAC_ADDRLEN]; };
+#define mac_t struct mac_s
+
+/*
+ * generic SCSI cdb definition
+ */
+#define SCSI_MAX_CDBLEN 16
+struct scsi_cdb_s {
+ u8 scsi_cdb[SCSI_MAX_CDBLEN];
+};
+
+/* ------------------------------------------------------------
+ * SCSI status byte values
+ * ------------------------------------------------------------
+ */
+#define SCSI_STATUS_GOOD 0x00
+#define SCSI_STATUS_CHECK_CONDITION 0x02
+#define SCSI_STATUS_CONDITION_MET 0x04
+#define SCSI_STATUS_BUSY 0x08
+#define SCSI_STATUS_INTERMEDIATE 0x10
+#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */
+#define SCSI_STATUS_RESERVATION_CONFLICT 0x18
+#define SCSI_STATUS_COMMAND_TERMINATED 0x22
+#define SCSI_STATUS_QUEUE_FULL 0x28
+#define SCSI_STATUS_ACA_ACTIVE 0x30
+
+#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length */
+
+/*
+ * Fibre Channel Header Structure (FCHS) definition
+ */
+struct fchs_s {
+#ifdef __BIG_ENDIAN
+ u32 routing:4; /* routing bits */
+ u32 cat_info:4; /* category info */
+#else
+ u32 cat_info:4; /* category info */
+ u32 routing:4; /* routing bits */
+#endif
+ u32 d_id:24; /* destination identifier */
+
+ u32 cs_ctl:8; /* class specific control */
+ u32 s_id:24; /* source identifier */
+
+ u32 type:8; /* data structure type */
+ u32 f_ctl:24; /* initial frame control */
+
+ u8 seq_id; /* sequence identifier */
+ u8 df_ctl; /* data field control */
+ u16 seq_cnt; /* sequence count */
+
+ __be16 ox_id; /* originator exchange ID */
+ u16 rx_id; /* responder exchange ID */
+
+ u32 ro; /* relative offset */
+};
+
+/*
+ * routing bit definitions
+ */
+enum {
+ FC_RTG_FC4_DEV_DATA = 0x0, /* FC-4 Device Data */
+ FC_RTG_EXT_LINK = 0x2, /* Extended Link Data */
+ FC_RTG_FC4_LINK_DATA = 0x3, /* FC-4 Link Data */
+ FC_RTG_VIDEO_DATA = 0x4, /* Video Data */
+ FC_RTG_EXT_HDR = 0x5, /* VFT, IFR or Encapsuled */
+ FC_RTG_BASIC_LINK = 0x8, /* Basic Link data */
+ FC_RTG_LINK_CTRL = 0xC, /* Link Control */
+};
+
+/*
+ * information category for extended link data and FC-4 Link Data
+ */
+enum {
+ FC_CAT_LD_REQUEST = 0x2, /* Request */
+ FC_CAT_LD_REPLY = 0x3, /* Reply */
+ FC_CAT_LD_DIAG = 0xF, /* for DIAG use only */
+};
+
+/*
+ * information category for extended headers (VFT, IFR or encapsulation)
+ */
+enum {
+ FC_CAT_VFT_HDR = 0x0, /* Virtual fabric tagging header */
+ FC_CAT_IFR_HDR = 0x1, /* Inter-Fabric routing header */
+ FC_CAT_ENC_HDR = 0x2, /* Encapsulation header */
+};
+
+/*
+ * information category for FC-4 device data
+ */
+enum {
+ FC_CAT_UNCATEG_INFO = 0x0, /* Uncategorized information */
+ FC_CAT_SOLICIT_DATA = 0x1, /* Solicited Data */
+ FC_CAT_UNSOLICIT_CTRL = 0x2, /* Unsolicited Control */
+ FC_CAT_SOLICIT_CTRL = 0x3, /* Solicited Control */
+ FC_CAT_UNSOLICIT_DATA = 0x4, /* Unsolicited Data */
+ FC_CAT_DATA_DESC = 0x5, /* Data Descriptor */
+ FC_CAT_UNSOLICIT_CMD = 0x6, /* Unsolicited Command */
+ FC_CAT_CMD_STATUS = 0x7, /* Command Status */
+};
+
+/*
+ * Type Field Definitions. FC-PH Section 18.5 pg. 165
+ */
+enum {
+ FC_TYPE_BLS = 0x0, /* Basic Link Service */
+ FC_TYPE_ELS = 0x1, /* Extended Link Service */
+ FC_TYPE_IP = 0x5, /* IP */
+ FC_TYPE_FCP = 0x8, /* SCSI-FCP */
+ FC_TYPE_GPP = 0x9, /* SCSI_GPP */
+ FC_TYPE_SERVICES = 0x20, /* Fibre Channel Services */
+ FC_TYPE_FC_FSS = 0x22, /* Fabric Switch Services */
+ FC_TYPE_FC_AL = 0x23, /* FC-AL */
+ FC_TYPE_FC_SNMP = 0x24, /* FC-SNMP */
+ FC_TYPE_FC_SPINFAB = 0xEE, /* SPINFAB */
+ FC_TYPE_FC_DIAG = 0xEF, /* DIAG */
+ FC_TYPE_MAX = 256, /* 256 FC-4 types */
+};
+
+/*
+ * Frame Control Definitions. FC-PH Table-45. pg. 168
+ */
+enum {
+ FCTL_EC_ORIG = 0x000000, /* exchange originator */
+ FCTL_EC_RESP = 0x800000, /* exchange responder */
+ FCTL_SEQ_INI = 0x000000, /* sequence initiator */
+ FCTL_SEQ_REC = 0x400000, /* sequence recipient */
+ FCTL_FS_EXCH = 0x200000, /* first sequence of xchg */
+ FCTL_LS_EXCH = 0x100000, /* last sequence of xchg */
+ FCTL_END_SEQ = 0x080000, /* last frame of sequence */
+ FCTL_SI_XFER = 0x010000, /* seq initiative transfer */
+ FCTL_RO_PRESENT = 0x000008, /* relative offset present */
+ FCTL_FILLBYTE_MASK = 0x000003 /* , fill byte mask */
+};
+
+/*
+ * Fabric Well Known Addresses
+ */
+enum {
+ FC_MIN_WELL_KNOWN_ADDR = 0xFFFFF0,
+ FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00,
+ FC_ALIAS_SERVER = 0xFFFFF8,
+ FC_MGMT_SERVER = 0xFFFFFA,
+ FC_TIME_SERVER = 0xFFFFFB,
+ FC_NAME_SERVER = 0xFFFFFC,
+ FC_FABRIC_CONTROLLER = 0xFFFFFD,
+ FC_FABRIC_PORT = 0xFFFFFE,
+ FC_BROADCAST_SERVER = 0xFFFFFF
+};
+
+/*
+ * domain/area/port defines
+ */
+#define FC_DOMAIN_MASK 0xFF0000
+#define FC_DOMAIN_SHIFT 16
+#define FC_AREA_MASK 0x00FF00
+#define FC_AREA_SHIFT 8
+#define FC_PORT_MASK 0x0000FF
+#define FC_PORT_SHIFT 0
+
+#define FC_GET_DOMAIN(p) (((p) & FC_DOMAIN_MASK) >> FC_DOMAIN_SHIFT)
+#define FC_GET_AREA(p) (((p) & FC_AREA_MASK) >> FC_AREA_SHIFT)
+#define FC_GET_PORT(p) (((p) & FC_PORT_MASK) >> FC_PORT_SHIFT)
+
+#define FC_DOMAIN_CTRLR(p) (FC_DOMAIN_CONTROLLER_MASK | (FC_GET_DOMAIN(p)))
+
+enum {
+ FC_RXID_ANY = 0xFFFFU,
+};
+
+/*
+ * generic ELS command
+ */
+struct fc_els_cmd_s {
+ u32 els_code:8; /* ELS Command Code */
+ u32 reserved:24;
+};
+
+/*
+ * ELS Command Codes. FC-PH Table-75. pg. 223
+ */
+enum {
+ FC_ELS_LS_RJT = 0x1, /* Link Service Reject. */
+ FC_ELS_ACC = 0x02, /* Accept */
+ FC_ELS_PLOGI = 0x03, /* N_Port Login. */
+ FC_ELS_FLOGI = 0x04, /* F_Port Login. */
+ FC_ELS_LOGO = 0x05, /* Logout. */
+ FC_ELS_ABTX = 0x06, /* Abort Exchange */
+ FC_ELS_RES = 0x08, /* Read Exchange status */
+ FC_ELS_RSS = 0x09, /* Read sequence status block */
+ FC_ELS_RSI = 0x0A, /* Request Sequence Initiative */
+ FC_ELS_ESTC = 0x0C, /* Estimate Credit. */
+ FC_ELS_RTV = 0x0E, /* Read Timeout Value. */
+ FC_ELS_RLS = 0x0F, /* Read Link Status. */
+ FC_ELS_ECHO = 0x10, /* Echo */
+ FC_ELS_TEST = 0x11, /* Test */
+ FC_ELS_RRQ = 0x12, /* Reinstate Recovery Qualifier. */
+ FC_ELS_REC = 0x13, /* Add this for TAPE support in FCR */
+ FC_ELS_PRLI = 0x20, /* Process Login */
+ FC_ELS_PRLO = 0x21, /* Process Logout. */
+ FC_ELS_SCN = 0x22, /* State Change Notification. */
+ FC_ELS_TPRLO = 0x24, /* Third Party Process Logout. */
+ FC_ELS_PDISC = 0x50, /* Discover N_Port Parameters. */
+ FC_ELS_FDISC = 0x51, /* Discover F_Port Parameters. */
+ FC_ELS_ADISC = 0x52, /* Discover Address. */
+ FC_ELS_FARP_REQ = 0x54, /* FARP Request. */
+ FC_ELS_FARP_REP = 0x55, /* FARP Reply. */
+ FC_ELS_FAN = 0x60, /* Fabric Address Notification */
+ FC_ELS_RSCN = 0x61, /* Reg State Change Notification */
+ FC_ELS_SCR = 0x62, /* State Change Registration. */
+ FC_ELS_RTIN = 0x77, /* Mangement server request */
+ FC_ELS_RNID = 0x78, /* Mangement server request */
+ FC_ELS_RLIR = 0x79, /* Registered Link Incident Record */
+
+ FC_ELS_RPSC = 0x7D, /* Report Port Speed Capabilities */
+ FC_ELS_QSA = 0x7E, /* Query Security Attributes. Ref FC-SP */
+ FC_ELS_E2E_LBEACON = 0x81,
+ /* End-to-End Link Beacon */
+ FC_ELS_AUTH = 0x90, /* Authentication. Ref FC-SP */
+ FC_ELS_RFCN = 0x97, /* Request Fabric Change Notification. Ref
+ *FC-SP */
+};
+
+/*
+ * Version numbers for FC-PH standards,
+ * used in login to indicate what port
+ * supports. See FC-PH-X table 158.
+ */
+enum {
+ FC_PH_VER_4_3 = 0x09,
+ FC_PH_VER_PH_3 = 0x20,
+};
+
+/*
+ * PDU size defines
+ */
+enum {
+ FC_MIN_PDUSZ = 512,
+ FC_MAX_PDUSZ = 2112,
+};
+
+/*
+ * N_Port PLOGI Common Service Parameters.
+ * FC-PH-x. Figure-76. pg. 308.
+ */
+struct fc_plogi_csp_s {
+ u8 verhi; /* FC-PH high version */
+ u8 verlo; /* FC-PH low version */
+ __be16 bbcred; /* BB_Credit */
+
+#ifdef __BIG_ENDIAN
+ u8 ciro:1, /* continuously increasing RO */
+ rro:1, /* random relative offset */
+ npiv_supp:1, /* NPIV supported */
+ port_type:1, /* N_Port/F_port */
+ altbbcred:1, /* alternate BB_Credit */
+ resolution:1, /* ms/ns ED_TOV resolution */
+ vvl_info:1, /* VVL Info included */
+ reserved1:1;
+
+ u8 hg_supp:1,
+ query_dbc:1,
+ security:1,
+ sync_cap:1,
+ r_t_tov:1,
+ dh_dup_supp:1,
+ cisc:1, /* continuously increasing seq count */
+ payload:1;
+#else
+ u8 reserved2:2,
+ resolution:1, /* ms/ns ED_TOV resolution */
+ altbbcred:1, /* alternate BB_Credit */
+ port_type:1, /* N_Port/F_port */
+ npiv_supp:1, /* NPIV supported */
+ rro:1, /* random relative offset */
+ ciro:1; /* continuously increasing RO */
+
+ u8 payload:1,
+ cisc:1, /* continuously increasing seq count */
+ dh_dup_supp:1,
+ r_t_tov:1,
+ sync_cap:1,
+ security:1,
+ query_dbc:1,
+ hg_supp:1;
+#endif
+ __be16 rxsz; /* receive data_field size */
+ __be16 conseq;
+ __be16 ro_bitmap;
+ __be32 e_d_tov;
+};
+
+/*
+ * N_Port PLOGI Class Specific Parameters.
+ * FC-PH-x. Figure 78. pg. 318.
+ */
+struct fc_plogi_clp_s {
+#ifdef __BIG_ENDIAN
+ u32 class_valid:1;
+ u32 intermix:1; /* class intermix supported if set =1.
+ * valid only for class1. Reserved for
+ * class2 & class3 */
+ u32 reserved1:2;
+ u32 sequential:1;
+ u32 reserved2:3;
+#else
+ u32 reserved2:3;
+ u32 sequential:1;
+ u32 reserved1:2;
+ u32 intermix:1; /* class intermix supported if set =1.
+ * valid only for class1. Reserved for
+ * class2 & class3 */
+ u32 class_valid:1;
+#endif
+ u32 reserved3:24;
+
+ u32 reserved4:16;
+ u32 rxsz:16; /* Receive data_field size */
+
+ u32 reserved5:8;
+ u32 conseq:8;
+ u32 e2e_credit:16; /* end to end credit */
+
+ u32 reserved7:8;
+ u32 ospx:8;
+ u32 reserved8:16;
+};
+
+/* ASCII value for each character in string "BRCD" */
+#define FLOGI_VVL_BRCD 0x42524344
+
+/*
+ * PLOGI els command and reply payload
+ */
+struct fc_logi_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ struct fc_plogi_csp_s csp; /* common service params */
+ wwn_t port_name;
+ wwn_t node_name;
+ struct fc_plogi_clp_s class1; /* class 1 service parameters */
+ struct fc_plogi_clp_s class2; /* class 2 service parameters */
+ struct fc_plogi_clp_s class3; /* class 3 service parameters */
+ struct fc_plogi_clp_s class4; /* class 4 service parameters */
+ u8 vvl[16]; /* vendor version level */
+};
+
+/*
+ * LOGO els command payload
+ */
+struct fc_logo_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 res1:8;
+ u32 nport_id:24; /* N_Port identifier of source */
+ wwn_t orig_port_name; /* Port name of the LOGO originator */
+};
+
+/*
+ * ADISC els command payload
+ */
+struct fc_adisc_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 res1:8;
+ u32 orig_HA:24; /* originator hard address */
+ wwn_t orig_port_name; /* originator port name */
+ wwn_t orig_node_name; /* originator node name */
+ u32 res2:8;
+ u32 nport_id:24; /* originator NPortID */
+};
+
+/*
+ * Exchange status block
+ */
+struct fc_exch_status_blk_s {
+ u32 oxid:16;
+ u32 rxid:16;
+ u32 res1:8;
+ u32 orig_np:24; /* originator NPortID */
+ u32 res2:8;
+ u32 resp_np:24; /* responder NPortID */
+ u32 es_bits;
+ u32 res3;
+ /*
+ * un modified section of the fields
+ */
+};
+
+/*
+ * RES els command payload
+ */
+struct fc_res_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 res1:8;
+ u32 nport_id:24; /* N_Port identifier of source */
+ u32 oxid:16;
+ u32 rxid:16;
+ u8 assoc_hdr[32];
+};
+
+/*
+ * RES els accept payload
+ */
+struct fc_res_acc_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */
+};
+
+/*
+ * REC els command payload
+ */
+struct fc_rec_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 res1:8;
+ u32 nport_id:24; /* N_Port identifier of source */
+ u32 oxid:16;
+ u32 rxid:16;
+};
+
+#define FC_REC_ESB_OWN_RSP 0x80000000 /* responder owns */
+#define FC_REC_ESB_SI 0x40000000 /* SI is owned */
+#define FC_REC_ESB_COMP 0x20000000 /* exchange is complete */
+#define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */
+#define FC_REC_ESB_RQACT 0x04000000 /* recovery qual active */
+#define FC_REC_ESB_ERRP_MSK 0x03000000
+#define FC_REC_ESB_OXID_INV 0x00800000 /* invalid OXID */
+#define FC_REC_ESB_RXID_INV 0x00400000 /* invalid RXID */
+#define FC_REC_ESB_PRIO_INUSE 0x00200000
+
+/*
+ * REC els accept payload
+ */
+struct fc_rec_acc_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 oxid:16;
+ u32 rxid:16;
+ u32 res1:8;
+ u32 orig_id:24; /* N_Port id of exchange originator */
+ u32 res2:8;
+ u32 resp_id:24; /* N_Port id of exchange responder */
+ u32 count; /* data transfer count */
+ u32 e_stat; /* exchange status */
+};
+
+/*
+ * RSI els payload
+ */
+struct fc_rsi_s {
+ struct fc_els_cmd_s els_cmd;
+ u32 res1:8;
+ u32 orig_sid:24;
+ u32 oxid:16;
+ u32 rxid:16;
+};
+
+/*
+ * structure for PRLI paramater pages, both request & response
+ * see FC-PH-X table 113 & 115 for explanation also FCP table 8
+ */
+struct fc_prli_params_s {
+ u32 reserved:16;
+#ifdef __BIG_ENDIAN
+ u32 reserved1:5;
+ u32 rec_support:1;
+ u32 task_retry_id:1;
+ u32 retry:1;
+
+ u32 confirm:1;
+ u32 doverlay:1;
+ u32 initiator:1;
+ u32 target:1;
+ u32 cdmix:1;
+ u32 drmix:1;
+ u32 rxrdisab:1;
+ u32 wxrdisab:1;
+#else
+ u32 retry:1;
+ u32 task_retry_id:1;
+ u32 rec_support:1;
+ u32 reserved1:5;
+
+ u32 wxrdisab:1;
+ u32 rxrdisab:1;
+ u32 drmix:1;
+ u32 cdmix:1;
+ u32 target:1;
+ u32 initiator:1;
+ u32 doverlay:1;
+ u32 confirm:1;
+#endif
+};
+
+/*
+ * valid values for rspcode in PRLI ACC payload
+ */
+enum {
+ FC_PRLI_ACC_XQTD = 0x1, /* request executed */
+ FC_PRLI_ACC_PREDEF_IMG = 0x5, /* predefined image - no prli needed */
+};
+
+struct fc_prli_params_page_s {
+ u32 type:8;
+ u32 codext:8;
+#ifdef __BIG_ENDIAN
+ u32 origprocasv:1;
+ u32 rsppav:1;
+ u32 imagepair:1;
+ u32 reserved1:1;
+ u32 rspcode:4;
+#else
+ u32 rspcode:4;
+ u32 reserved1:1;
+ u32 imagepair:1;
+ u32 rsppav:1;
+ u32 origprocasv:1;
+#endif
+ u32 reserved2:8;
+
+ u32 origprocas;
+ u32 rspprocas;
+ struct fc_prli_params_s servparams;
+};
+
+/*
+ * PRLI request and accept payload, FC-PH-X tables 112 & 114
+ */
+struct fc_prli_s {
+ u32 command:8;
+ u32 pglen:8;
+ u32 pagebytes:16;
+ struct fc_prli_params_page_s parampage;
+};
+
+/*
+ * PRLO logout params page
+ */
+struct fc_prlo_params_page_s {
+ u32 type:8;
+ u32 type_ext:8;
+#ifdef __BIG_ENDIAN
+ u32 opa_valid:1; /* originator process associator valid */
+ u32 rpa_valid:1; /* responder process associator valid */
+ u32 res1:14;
+#else
+ u32 res1:14;
+ u32 rpa_valid:1; /* responder process associator valid */
+ u32 opa_valid:1; /* originator process associator valid */
+#endif
+ u32 orig_process_assc;
+ u32 resp_process_assc;
+
+ u32 res2;
+};
+
+/*
+ * PRLO els command payload
+ */
+struct fc_prlo_s {
+ u32 command:8;
+ u32 page_len:8;
+ u32 payload_len:16;
+ struct fc_prlo_params_page_s prlo_params[1];
+};
+
+/*
+ * PRLO Logout response parameter page
+ */
+struct fc_prlo_acc_params_page_s {
+ u32 type:8;
+ u32 type_ext:8;
+
+#ifdef __BIG_ENDIAN
+ u32 opa_valid:1; /* originator process associator valid */
+ u32 rpa_valid:1; /* responder process associator valid */
+ u32 res1:14;
+#else
+ u32 res1:14;
+ u32 rpa_valid:1; /* responder process associator valid */
+ u32 opa_valid:1; /* originator process associator valid */
+#endif
+ u32 orig_process_assc;
+ u32 resp_process_assc;
+
+ u32 fc4type_csp;
+};
+
+/*
+ * PRLO els command ACC payload
+ */
+struct fc_prlo_acc_s {
+ u32 command:8;
+ u32 page_len:8;
+ u32 payload_len:16;
+ struct fc_prlo_acc_params_page_s prlo_acc_params[1];
+};
+
+/*
+ * SCR els command payload
+ */
+enum {
+ FC_SCR_REG_FUNC_FABRIC_DETECTED = 0x01,
+ FC_SCR_REG_FUNC_N_PORT_DETECTED = 0x02,
+ FC_SCR_REG_FUNC_FULL = 0x03,
+ FC_SCR_REG_FUNC_CLEAR_REG = 0xFF,
+};
+
+/* SCR VU registrations */
+enum {
+ FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01
+};
+
+struct fc_scr_s {
+ u32 command:8;
+ u32 res:24;
+ u32 vu_reg_func:8; /* Vendor Unique Registrations */
+ u32 res1:16;
+ u32 reg_func:8;
+};
+
+/*
+ * Information category for Basic link data
+ */
+enum {
+ FC_CAT_NOP = 0x0,
+ FC_CAT_ABTS = 0x1,
+ FC_CAT_RMC = 0x2,
+ FC_CAT_BA_ACC = 0x4,
+ FC_CAT_BA_RJT = 0x5,
+ FC_CAT_PRMT = 0x6,
+};
+
+/*
+ * LS_RJT els reply payload
+ */
+struct fc_ls_rjt_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 res1:8;
+ u32 reason_code:8; /* Reason code for reject */
+ u32 reason_code_expl:8; /* Reason code explanation */
+ u32 vendor_unique:8; /* Vendor specific */
+};
+
+/*
+ * LS_RJT reason codes
+ */
+enum {
+ FC_LS_RJT_RSN_INV_CMD_CODE = 0x01,
+ FC_LS_RJT_RSN_LOGICAL_ERROR = 0x03,
+ FC_LS_RJT_RSN_LOGICAL_BUSY = 0x05,
+ FC_LS_RJT_RSN_PROTOCOL_ERROR = 0x07,
+ FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD = 0x09,
+ FC_LS_RJT_RSN_CMD_NOT_SUPP = 0x0B,
+};
+
+/*
+ * LS_RJT reason code explanation
+ */
+enum {
+ FC_LS_RJT_EXP_NO_ADDL_INFO = 0x00,
+ FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS = 0x01,
+ FC_LS_RJT_EXP_SPARMS_ERR_INI_CTL = 0x03,
+ FC_LS_RJT_EXP_SPARMS_ERR_REC_CTL = 0x05,
+ FC_LS_RJT_EXP_SPARMS_ERR_RXSZ = 0x07,
+ FC_LS_RJT_EXP_SPARMS_ERR_CONSEQ = 0x09,
+ FC_LS_RJT_EXP_SPARMS_ERR_CREDIT = 0x0B,
+ FC_LS_RJT_EXP_INV_PORT_NAME = 0x0D,
+ FC_LS_RJT_EXP_INV_NODE_FABRIC_NAME = 0x0E,
+ FC_LS_RJT_EXP_INV_CSP = 0x0F,
+ FC_LS_RJT_EXP_INV_ASSOC_HDR = 0x11,
+ FC_LS_RJT_EXP_ASSOC_HDR_REQD = 0x13,
+ FC_LS_RJT_EXP_INV_ORIG_S_ID = 0x15,
+ FC_LS_RJT_EXP_INV_OXID_RXID_COMB = 0x17,
+ FC_LS_RJT_EXP_CMD_ALREADY_IN_PROG = 0x19,
+ FC_LS_RJT_EXP_LOGIN_REQUIRED = 0x1E,
+ FC_LS_RJT_EXP_INVALID_NPORT_ID = 0x1F,
+ FC_LS_RJT_EXP_INSUFF_RES = 0x29,
+ FC_LS_RJT_EXP_CMD_NOT_SUPP = 0x2C,
+ FC_LS_RJT_EXP_INV_PAYLOAD_LEN = 0x2D,
+};
+
+/*
+ * RRQ els command payload
+ */
+struct fc_rrq_s {
+ struct fc_els_cmd_s els_cmd; /* ELS command code */
+ u32 res1:8;
+ u32 s_id:24; /* exchange originator S_ID */
+
+ u32 ox_id:16; /* originator exchange ID */
+ u32 rx_id:16; /* responder exchange ID */
+
+ u32 res2[8]; /* optional association header */
+};
+
+/*
+ * ABTS BA_ACC reply payload
+ */
+struct fc_ba_acc_s {
+ u32 seq_id_valid:8; /* set to 0x00 for Abort Exchange */
+ u32 seq_id:8; /* invalid for Abort Exchange */
+ u32 res2:16;
+ u32 ox_id:16; /* OX_ID from ABTS frame */
+ u32 rx_id:16; /* RX_ID from ABTS frame */
+ u32 low_seq_cnt:16; /* set to 0x0000 for Abort Exchange */
+ u32 high_seq_cnt:16; /* set to 0xFFFF for Abort Exchange */
+};
+
+/*
+ * ABTS BA_RJT reject payload
+ */
+struct fc_ba_rjt_s {
+ u32 res1:8; /* Reserved */
+ u32 reason_code:8; /* reason code for reject */
+ u32 reason_expl:8; /* reason code explanation */
+ u32 vendor_unique:8; /* vendor unique reason code,set to 0 */
+};
+
+/*
+ * TPRLO logout parameter page
+ */
+struct fc_tprlo_params_page_s {
+ u32 type:8;
+ u32 type_ext:8;
+
+#ifdef __BIG_ENDIAN
+ u32 opa_valid:1;
+ u32 rpa_valid:1;
+ u32 tpo_nport_valid:1;
+ u32 global_process_logout:1;
+ u32 res1:12;
+#else
+ u32 res1:12;
+ u32 global_process_logout:1;
+ u32 tpo_nport_valid:1;
+ u32 rpa_valid:1;
+ u32 opa_valid:1;
+#endif
+
+ u32 orig_process_assc;
+ u32 resp_process_assc;
+
+ u32 res2:8;
+ u32 tpo_nport_id;
+};
+
+/*
+ * TPRLO ELS command payload
+ */
+struct fc_tprlo_s {
+ u32 command:8;
+ u32 page_len:8;
+ u32 payload_len:16;
+
+ struct fc_tprlo_params_page_s tprlo_params[1];
+};
+
+enum fc_tprlo_type {
+ FC_GLOBAL_LOGO = 1,
+ FC_TPR_LOGO
+};
+
+/*
+ * TPRLO els command ACC payload
+ */
+struct fc_tprlo_acc_s {
+ u32 command:8;
+ u32 page_len:8;
+ u32 payload_len:16;
+ struct fc_prlo_acc_params_page_s tprlo_acc_params[1];
+};
+
+/*
+ * RSCN els command req payload
+ */
+#define FC_RSCN_PGLEN 0x4
+
+enum fc_rscn_format {
+ FC_RSCN_FORMAT_PORTID = 0x0,
+ FC_RSCN_FORMAT_AREA = 0x1,
+ FC_RSCN_FORMAT_DOMAIN = 0x2,
+ FC_RSCN_FORMAT_FABRIC = 0x3,
+};
+
+struct fc_rscn_event_s {
+ u32 format:2;
+ u32 qualifier:4;
+ u32 resvd:2;
+ u32 portid:24;
+};
+
+struct fc_rscn_pl_s {
+ u8 command;
+ u8 pagelen;
+ __be16 payldlen;
+ struct fc_rscn_event_s event[1];
+};
+
+/*
+ * ECHO els command req payload
+ */
+struct fc_echo_s {
+ struct fc_els_cmd_s els_cmd;
+};
+
+/*
+ * RNID els command
+ */
+#define RNID_NODEID_DATA_FORMAT_COMMON 0x00
+#define RNID_NODEID_DATA_FORMAT_FCP3 0x08
+#define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF
+
+#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001
+#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002
+#define RNID_ASSOCIATED_TYPE_HUB 0x00000003
+#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004
+#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005
+#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009
+#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A
+#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B
+#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E
+#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011
+#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002
+#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003
+#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF
+
+/*
+ * RNID els command payload
+ */
+struct fc_rnid_cmd_s {
+ struct fc_els_cmd_s els_cmd;
+ u32 node_id_data_format:8;
+ u32 reserved:24;
+};
+
+/*
+ * RNID els response payload
+ */
+
+struct fc_rnid_common_id_data_s {
+ wwn_t port_name;
+ wwn_t node_name;
+};
+
+struct fc_rnid_general_topology_data_s {
+ u32 vendor_unique[4];
+ __be32 asso_type;
+ u32 phy_port_num;
+ __be32 num_attached_nodes;
+ u32 node_mgmt:8;
+ u32 ip_version:8;
+ u32 udp_tcp_port_num:16;
+ u32 ip_address[4];
+ u32 reserved:16;
+ u32 vendor_specific:16;
+};
+
+struct fc_rnid_acc_s {
+ struct fc_els_cmd_s els_cmd;
+ u32 node_id_data_format:8;
+ u32 common_id_data_length:8;
+ u32 reserved:8;
+ u32 specific_id_data_length:8;
+ struct fc_rnid_common_id_data_s common_id_data;
+ struct fc_rnid_general_topology_data_s gen_topology_data;
+};
+
+#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001
+#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002
+#define RNID_ASSOCIATED_TYPE_HUB 0x00000003
+#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004
+#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005
+#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009
+#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A
+#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B
+#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E
+#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011
+#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002
+#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003
+#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF
+
+enum fc_rpsc_speed_cap {
+ RPSC_SPEED_CAP_1G = 0x8000,
+ RPSC_SPEED_CAP_2G = 0x4000,
+ RPSC_SPEED_CAP_4G = 0x2000,
+ RPSC_SPEED_CAP_10G = 0x1000,
+ RPSC_SPEED_CAP_8G = 0x0800,
+ RPSC_SPEED_CAP_16G = 0x0400,
+
+ RPSC_SPEED_CAP_UNKNOWN = 0x0001,
+};
+
+enum fc_rpsc_op_speed {
+ RPSC_OP_SPEED_1G = 0x8000,
+ RPSC_OP_SPEED_2G = 0x4000,
+ RPSC_OP_SPEED_4G = 0x2000,
+ RPSC_OP_SPEED_10G = 0x1000,
+ RPSC_OP_SPEED_8G = 0x0800,
+ RPSC_OP_SPEED_16G = 0x0400,
+
+ RPSC_OP_SPEED_NOT_EST = 0x0001, /* speed not established */
+};
+
+struct fc_rpsc_speed_info_s {
+ __be16 port_speed_cap; /* see enum fc_rpsc_speed_cap */
+ __be16 port_op_speed; /* see enum fc_rpsc_op_speed */
+};
+
+/*
+ * If RPSC request is sent to the Domain Controller, the request is for
+ * all the ports within that domain.
+ */
+struct fc_rpsc_cmd_s {
+ struct fc_els_cmd_s els_cmd;
+};
+
+/*
+ * RPSC Acc
+ */
+struct fc_rpsc_acc_s {
+ u32 command:8;
+ u32 rsvd:8;
+ u32 num_entries:16;
+
+ struct fc_rpsc_speed_info_s speed_info[1];
+};
+
+/*
+ * If RPSC2 request is sent to the Domain Controller,
+ */
+#define FC_BRCD_TOKEN 0x42524344
+
+struct fc_rpsc2_cmd_s {
+ struct fc_els_cmd_s els_cmd;
+ __be32 token;
+ u16 resvd;
+ __be16 num_pids; /* Number of pids in the request */
+ struct {
+ u32 rsvd1:8;
+ u32 pid:24; /* port identifier */
+ } pid_list[1];
+};
+
+enum fc_rpsc2_port_type {
+ RPSC2_PORT_TYPE_UNKNOWN = 0,
+ RPSC2_PORT_TYPE_NPORT = 1,
+ RPSC2_PORT_TYPE_NLPORT = 2,
+ RPSC2_PORT_TYPE_NPIV_PORT = 0x5f,
+ RPSC2_PORT_TYPE_NPORT_TRUNK = 0x6f,
+};
+
+/*
+ * RPSC2 portInfo entry structure
+ */
+struct fc_rpsc2_port_info_s {
+ __be32 pid; /* PID */
+ u16 resvd1;
+ __be16 index; /* port number / index */
+ u8 resvd2;
+ u8 type; /* port type N/NL/... */
+ __be16 speed; /* port Operating Speed */
+};
+
+/*
+ * RPSC2 Accept payload
+ */
+struct fc_rpsc2_acc_s {
+ u8 els_cmd;
+ u8 resvd;
+ __be16 num_pids; /* Number of pids in the request */
+ struct fc_rpsc2_port_info_s port_info[1]; /* port information */
+};
+
+/*
+ * bit fields so that multiple classes can be specified
+ */
+enum fc_cos {
+ FC_CLASS_2 = 0x04,
+ FC_CLASS_3 = 0x08,
+ FC_CLASS_2_3 = 0x0C,
+};
+
+/*
+ * symbolic name
+ */
+struct fc_symname_s {
+ u8 symname[FC_SYMNAME_MAX];
+};
+
+struct fc_alpabm_s {
+ u8 alpa_bm[FC_ALPA_MAX / 8];
+};
+
+/*
+ * protocol default timeout values
+ */
+#define FC_ED_TOV 2
+#define FC_REC_TOV (FC_ED_TOV + 1)
+#define FC_RA_TOV 10
+#define FC_ELS_TOV (2 * FC_RA_TOV)
+#define FC_FCCT_TOV (3 * FC_RA_TOV)
+
+/*
+ * virtual fabric related defines
+ */
+#define FC_VF_ID_NULL 0 /* must not be used as VF_ID */
+#define FC_VF_ID_MIN 1
+#define FC_VF_ID_MAX 0xEFF
+#define FC_VF_ID_CTL 0xFEF /* control VF_ID */
+
+/*
+ * Virtual Fabric Tagging header format
+ * @caution This is defined only in BIG ENDIAN format.
+ */
+struct fc_vft_s {
+ u32 r_ctl:8;
+ u32 ver:2;
+ u32 type:4;
+ u32 res_a:2;
+ u32 priority:3;
+ u32 vf_id:12;
+ u32 res_b:1;
+ u32 hopct:8;
+ u32 res_c:24;
+};
+
+/*
+ * FCP_CMND definitions
+ */
+#define FCP_CMND_CDB_LEN 16
+#define FCP_CMND_LUN_LEN 8
+
+struct fcp_cmnd_s {
+ struct scsi_lun lun; /* 64-bit LU number */
+ u8 crn; /* command reference number */
+#ifdef __BIG_ENDIAN
+ u8 resvd:1,
+ priority:4, /* FCP-3: SAM-3 priority */
+ taskattr:3; /* scsi task attribute */
+#else
+ u8 taskattr:3, /* scsi task attribute */
+ priority:4, /* FCP-3: SAM-3 priority */
+ resvd:1;
+#endif
+ u8 tm_flags; /* task management flags */
+#ifdef __BIG_ENDIAN
+ u8 addl_cdb_len:6, /* additional CDB length words */
+ iodir:2; /* read/write FCP_DATA IUs */
+#else
+ u8 iodir:2, /* read/write FCP_DATA IUs */
+ addl_cdb_len:6; /* additional CDB length */
+#endif
+ struct scsi_cdb_s cdb;
+
+ __be32 fcp_dl; /* bytes to be transferred */
+};
+
+#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN)
+#define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len])
+
+/*
+ * struct fcp_cmnd_s .iodir field values
+ */
+enum fcp_iodir {
+ FCP_IODIR_NONE = 0,
+ FCP_IODIR_WRITE = 1,
+ FCP_IODIR_READ = 2,
+ FCP_IODIR_RW = 3,
+};
+
+/*
+ * Task management flags field - only one bit shall be set
+ */
+enum fcp_tm_cmnd {
+ FCP_TM_ABORT_TASK_SET = BIT(1),
+ FCP_TM_CLEAR_TASK_SET = BIT(2),
+ FCP_TM_LUN_RESET = BIT(4),
+ FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */
+ FCP_TM_CLEAR_ACA = BIT(6),
+};
+
+/*
+ * FCP_RSP residue flags
+ */
+enum fcp_residue {
+ FCP_NO_RESIDUE = 0, /* no residue */
+ FCP_RESID_OVER = 1, /* more data left that was not sent */
+ FCP_RESID_UNDER = 2, /* less data than requested */
+};
+
+struct fcp_rspinfo_s {
+ u32 res0:24;
+ u32 rsp_code:8; /* response code (as above) */
+ u32 res1;
+};
+
+struct fcp_resp_s {
+ u32 reserved[2]; /* 2 words reserved */
+ u16 reserved2;
+#ifdef __BIG_ENDIAN
+ u8 reserved3:3;
+ u8 fcp_conf_req:1; /* FCP_CONF is requested */
+ u8 resid_flags:2; /* underflow/overflow */
+ u8 sns_len_valid:1; /* sense len is valid */
+ u8 rsp_len_valid:1; /* response len is valid */
+#else
+ u8 rsp_len_valid:1; /* response len is valid */
+ u8 sns_len_valid:1; /* sense len is valid */
+ u8 resid_flags:2; /* underflow/overflow */
+ u8 fcp_conf_req:1; /* FCP_CONF is requested */
+ u8 reserved3:3;
+#endif
+ u8 scsi_status; /* one byte SCSI status */
+ u32 residue; /* residual data bytes */
+ u32 sns_len; /* length od sense info */
+ u32 rsp_len; /* length of response info */
+};
+
+#define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \
+ (__fcprsp)->sns_len : 0)
+#define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \
+ (__fcprsp)->rsp_len : 0)
+#define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1))
+#define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \
+ fcp_rsplen(__fcprsp))
+/*
+ * CT
+ */
+struct ct_hdr_s {
+ u32 rev_id:8; /* Revision of the CT */
+ u32 in_id:24; /* Initiator Id */
+ u32 gs_type:8; /* Generic service Type */
+ u32 gs_sub_type:8; /* Generic service sub type */
+ u32 options:8; /* options */
+ u32 rsvrd:8; /* reserved */
+ u32 cmd_rsp_code:16;/* ct command/response code */
+ u32 max_res_size:16;/* maximum/residual size */
+ u32 frag_id:8; /* fragment ID */
+ u32 reason_code:8; /* reason code */
+ u32 exp_code:8; /* explanation code */
+ u32 vendor_unq:8; /* vendor unique */
+};
+
+/*
+ * defines for the Revision
+ */
+enum {
+ CT_GS3_REVISION = 0x01,
+};
+
+/*
+ * defines for gs_type
+ */
+enum {
+ CT_GSTYPE_KEYSERVICE = 0xF7,
+ CT_GSTYPE_ALIASSERVICE = 0xF8,
+ CT_GSTYPE_MGMTSERVICE = 0xFA,
+ CT_GSTYPE_TIMESERVICE = 0xFB,
+ CT_GSTYPE_DIRSERVICE = 0xFC,
+};
+
+/*
+ * defines for gs_sub_type for gs type directory service
+ */
+enum {
+ CT_GSSUBTYPE_NAMESERVER = 0x02,
+};
+
+/*
+ * defines for gs_sub_type for gs type management service
+ */
+enum {
+ CT_GSSUBTYPE_CFGSERVER = 0x01,
+ CT_GSSUBTYPE_UNZONED_NS = 0x02,
+ CT_GSSUBTYPE_ZONESERVER = 0x03,
+ CT_GSSUBTYPE_LOCKSERVER = 0x04,
+ CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10, /* for FDMI */
+};
+
+/*
+ * defines for CT response code field
+ */
+enum {
+ CT_RSP_REJECT = 0x8001,
+ CT_RSP_ACCEPT = 0x8002,
+};
+
+/*
+ * defintions for CT reason code
+ */
+enum {
+ CT_RSN_INV_CMD = 0x01,
+ CT_RSN_INV_VER = 0x02,
+ CT_RSN_LOGIC_ERR = 0x03,
+ CT_RSN_INV_SIZE = 0x04,
+ CT_RSN_LOGICAL_BUSY = 0x05,
+ CT_RSN_PROTO_ERR = 0x07,
+ CT_RSN_UNABLE_TO_PERF = 0x09,
+ CT_RSN_NOT_SUPP = 0x0B,
+ CT_RSN_SERVER_NOT_AVBL = 0x0D,
+ CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E,
+ CT_RSN_VENDOR_SPECIFIC = 0xFF,
+
+};
+
+/*
+ * definitions for explanations code for Name server
+ */
+enum {
+ CT_NS_EXP_NOADDITIONAL = 0x00,
+ CT_NS_EXP_ID_NOT_REG = 0x01,
+ CT_NS_EXP_PN_NOT_REG = 0x02,
+ CT_NS_EXP_NN_NOT_REG = 0x03,
+ CT_NS_EXP_CS_NOT_REG = 0x04,
+ CT_NS_EXP_IPN_NOT_REG = 0x05,
+ CT_NS_EXP_IPA_NOT_REG = 0x06,
+ CT_NS_EXP_FT_NOT_REG = 0x07,
+ CT_NS_EXP_SPN_NOT_REG = 0x08,
+ CT_NS_EXP_SNN_NOT_REG = 0x09,
+ CT_NS_EXP_PT_NOT_REG = 0x0A,
+ CT_NS_EXP_IPP_NOT_REG = 0x0B,
+ CT_NS_EXP_FPN_NOT_REG = 0x0C,
+ CT_NS_EXP_HA_NOT_REG = 0x0D,
+ CT_NS_EXP_FD_NOT_REG = 0x0E,
+ CT_NS_EXP_FF_NOT_REG = 0x0F,
+ CT_NS_EXP_ACCESSDENIED = 0x10,
+ CT_NS_EXP_UNACCEPTABLE_ID = 0x11,
+ CT_NS_EXP_DATABASEEMPTY = 0x12,
+ CT_NS_EXP_NOT_REG_IN_SCOPE = 0x13,
+ CT_NS_EXP_DOM_ID_NOT_PRESENT = 0x14,
+ CT_NS_EXP_PORT_NUM_NOT_PRESENT = 0x15,
+ CT_NS_EXP_NO_DEVICE_ATTACHED = 0x16
+};
+
+/*
+ * defintions for the explanation code for all servers
+ */
+enum {
+ CT_EXP_AUTH_EXCEPTION = 0xF1,
+ CT_EXP_DB_FULL = 0xF2,
+ CT_EXP_DB_EMPTY = 0xF3,
+ CT_EXP_PROCESSING_REQ = 0xF4,
+ CT_EXP_UNABLE_TO_VERIFY_CONN = 0xF5,
+ CT_EXP_DEVICES_NOT_IN_CMN_ZONE = 0xF6
+};
+
+/*
+ * Command codes for Name server
+ */
+enum {
+ GS_GID_PN = 0x0121, /* Get Id on port name */
+ GS_GPN_ID = 0x0112, /* Get port name on ID */
+ GS_GNN_ID = 0x0113, /* Get node name on ID */
+ GS_GID_FT = 0x0171, /* Get Id on FC4 type */
+ GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */
+ GS_RFT_ID = 0x0217, /* Register fc4type on ID */
+ GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */
+ GS_RSNN_NN = 0x0239, /* Register symbolic NN on NN */
+ GS_RPN_ID = 0x0212, /* Register port name */
+ GS_RNN_ID = 0x0213, /* Register node name */
+ GS_RCS_ID = 0x0214, /* Register class of service */
+ GS_RPT_ID = 0x021A, /* Register port type */
+ GS_GA_NXT = 0x0100, /* Get all next */
+ GS_RFF_ID = 0x021F, /* Register FC4 Feature */
+};
+
+struct fcgs_id_req_s {
+ u32 rsvd:8;
+ u32 dap:24; /* port identifier */
+};
+#define fcgs_gpnid_req_t struct fcgs_id_req_s
+#define fcgs_gnnid_req_t struct fcgs_id_req_s
+#define fcgs_gspnid_req_t struct fcgs_id_req_s
+
+struct fcgs_gidpn_req_s {
+ wwn_t port_name; /* port wwn */
+};
+
+struct fcgs_gidpn_resp_s {
+ u32 rsvd:8;
+ u32 dap:24; /* port identifier */
+};
+
+/*
+ * RFT_ID
+ */
+struct fcgs_rftid_req_s {
+ u32 rsvd:8;
+ u32 dap:24; /* port identifier */
+ __be32 fc4_type[8]; /* fc4 types */
+};
+
+/*
+ * RFF_ID : Register FC4 features.
+ */
+#define FC_GS_FCP_FC4_FEATURE_INITIATOR 0x02
+#define FC_GS_FCP_FC4_FEATURE_TARGET 0x01
+
+struct fcgs_rffid_req_s {
+ u32 rsvd:8;
+ u32 dap:24; /* port identifier */
+ u32 rsvd1:16;
+ u32 fc4ftr_bits:8; /* fc4 feature bits */
+ u32 fc4_type:8; /* corresponding FC4 Type */
+};
+
+/*
+ * GID_FT Request
+ */
+struct fcgs_gidft_req_s {
+ u8 reserved;
+ u8 domain_id; /* domain, 0 - all fabric */
+ u8 area_id; /* area, 0 - whole domain */
+ u8 fc4_type; /* FC_TYPE_FCP for SCSI devices */
+};
+
+/*
+ * GID_FT Response
+ */
+struct fcgs_gidft_resp_s {
+ u8 last:1; /* last port identifier flag */
+ u8 reserved:7;
+ u32 pid:24; /* port identifier */
+};
+
+/*
+ * RSPN_ID
+ */
+struct fcgs_rspnid_req_s {
+ u32 rsvd:8;
+ u32 dap:24; /* port identifier */
+ u8 spn_len; /* symbolic port name length */
+ u8 spn[256]; /* symbolic port name */
+};
+
+/*
+ * RSNN_NN
+ */
+struct fcgs_rsnn_nn_req_s {
+ wwn_t node_name; /* Node name */
+ u8 snn_len; /* symbolic node name length */
+ u8 snn[256]; /* symbolic node name */
+};
+
+/*
+ * RPN_ID
+ */
+struct fcgs_rpnid_req_s {
+ u32 rsvd:8;
+ u32 port_id:24;
+ wwn_t port_name;
+};
+
+/*
+ * RNN_ID
+ */
+struct fcgs_rnnid_req_s {
+ u32 rsvd:8;
+ u32 port_id:24;
+ wwn_t node_name;
+};
+
+/*
+ * RCS_ID
+ */
+struct fcgs_rcsid_req_s {
+ u32 rsvd:8;
+ u32 port_id:24;
+ u32 cos;
+};
+
+/*
+ * RPT_ID
+ */
+struct fcgs_rptid_req_s {
+ u32 rsvd:8;
+ u32 port_id:24;
+ u32 port_type:8;
+ u32 rsvd1:24;
+};
+
+/*
+ * GA_NXT Request
+ */
+struct fcgs_ganxt_req_s {
+ u32 rsvd:8;
+ u32 port_id:24;
+};
+
+/*
+ * GA_NXT Response
+ */
+struct fcgs_ganxt_rsp_s {
+ u32 port_type:8; /* Port Type */
+ u32 port_id:24; /* Port Identifier */
+ wwn_t port_name; /* Port Name */
+ u8 spn_len; /* Length of Symbolic Port Name */
+ char spn[255]; /* Symbolic Port Name */
+ wwn_t node_name; /* Node Name */
+ u8 snn_len; /* Length of Symbolic Node Name */
+ char snn[255]; /* Symbolic Node Name */
+ u8 ipa[8]; /* Initial Process Associator */
+ u8 ip[16]; /* IP Address */
+ u32 cos; /* Class of Service */
+ u32 fc4types[8]; /* FC-4 TYPEs */
+ wwn_t fabric_port_name; /* Fabric Port Name */
+ u32 rsvd:8; /* Reserved */
+ u32 hard_addr:24; /* Hard Address */
+};
+
+/*
+ * Command codes for Fabric Configuration Server
+ */
+enum {
+ GS_FC_GFN_CMD = 0x0114, /* GS FC Get Fabric Name */
+ GS_FC_GMAL_CMD = 0x0116, /* GS FC GMAL */
+ GS_FC_TRACE_CMD = 0x0400, /* GS FC Trace Route */
+ GS_FC_PING_CMD = 0x0401, /* GS FC Ping */
+};
+
+/*
+ * GMAL Command ( Get ( interconnect Element) Management Address List)
+ * To retrieve the IP Address of a Switch.
+ */
+#define CT_GMAL_RESP_PREFIX_TELNET "telnet://"
+#define CT_GMAL_RESP_PREFIX_HTTP "http://"
+
+/* GMAL/GFN request */
+struct fcgs_req_s {
+ wwn_t wwn; /* PWWN/NWWN */
+};
+
+#define fcgs_gmal_req_t struct fcgs_req_s
+#define fcgs_gfn_req_t struct fcgs_req_s
+
+/* Accept Response to GMAL */
+struct fcgs_gmal_resp_s {
+ __be32 ms_len; /* Num of entries */
+ u8 ms_ma[256];
+};
+
+struct fcgs_gmal_entry_s {
+ u8 len;
+ u8 prefix[7]; /* like "http://" */
+ u8 ip_addr[248];
+};
+
+/*
+ * FDMI Command Codes
+ */
+#define FDMI_GRHL 0x0100
+#define FDMI_GHAT 0x0101
+#define FDMI_GRPL 0x0102
+#define FDMI_GPAT 0x0110
+#define FDMI_RHBA 0x0200
+#define FDMI_RHAT 0x0201
+#define FDMI_RPRT 0x0210
+#define FDMI_RPA 0x0211
+#define FDMI_DHBA 0x0300
+#define FDMI_DPRT 0x0310
+
+/*
+ * FDMI reason codes
+ */
+#define FDMI_NO_ADDITIONAL_EXP 0x00
+#define FDMI_HBA_ALREADY_REG 0x10
+#define FDMI_HBA_ATTRIB_NOT_REG 0x11
+#define FDMI_HBA_ATTRIB_MULTIPLE 0x12
+#define FDMI_HBA_ATTRIB_LENGTH_INVALID 0x13
+#define FDMI_HBA_ATTRIB_NOT_PRESENT 0x14
+#define FDMI_PORT_ORIG_NOT_IN_LIST 0x15
+#define FDMI_PORT_HBA_NOT_IN_LIST 0x16
+#define FDMI_PORT_ATTRIB_NOT_REG 0x20
+#define FDMI_PORT_NOT_REG 0x21
+#define FDMI_PORT_ATTRIB_MULTIPLE 0x22
+#define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23
+#define FDMI_PORT_ALREADY_REGISTEREED 0x24
+
+/*
+ * FDMI Transmission Speed Mask values
+ */
+#define FDMI_TRANS_SPEED_1G 0x00000001
+#define FDMI_TRANS_SPEED_2G 0x00000002
+#define FDMI_TRANS_SPEED_10G 0x00000004
+#define FDMI_TRANS_SPEED_4G 0x00000008
+#define FDMI_TRANS_SPEED_8G 0x00000010
+#define FDMI_TRANS_SPEED_16G 0x00000020
+#define FDMI_TRANS_SPEED_UNKNOWN 0x00008000
+
+/*
+ * FDMI HBA attribute types
+ */
+enum fdmi_hba_attribute_type {
+ FDMI_HBA_ATTRIB_NODENAME = 1, /* 0x0001 */
+ FDMI_HBA_ATTRIB_MANUFACTURER, /* 0x0002 */
+ FDMI_HBA_ATTRIB_SERIALNUM, /* 0x0003 */
+ FDMI_HBA_ATTRIB_MODEL, /* 0x0004 */
+ FDMI_HBA_ATTRIB_MODEL_DESC, /* 0x0005 */
+ FDMI_HBA_ATTRIB_HW_VERSION, /* 0x0006 */
+ FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */
+ FDMI_HBA_ATTRIB_ROM_VERSION, /* 0x0008 */
+ FDMI_HBA_ATTRIB_FW_VERSION, /* 0x0009 */
+ FDMI_HBA_ATTRIB_OS_NAME, /* 0x000A */
+ FDMI_HBA_ATTRIB_MAX_CT, /* 0x000B */
+ FDMI_HBA_ATTRIB_NODE_SYM_NAME, /* 0x000C */
+ FDMI_HBA_ATTRIB_VENDOR_INFO, /* 0x000D */
+ FDMI_HBA_ATTRIB_NUM_PORTS, /* 0x000E */
+ FDMI_HBA_ATTRIB_FABRIC_NAME, /* 0x000F */
+ FDMI_HBA_ATTRIB_BIOS_VER, /* 0x0010 */
+ FDMI_HBA_ATTRIB_VENDOR_ID = 0x00E0,
+
+ FDMI_HBA_ATTRIB_MAX_TYPE
+};
+
+/*
+ * FDMI Port attribute types
+ */
+enum fdmi_port_attribute_type {
+ FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */
+ FDMI_PORT_ATTRIB_SUPP_SPEED, /* 0x0002 */
+ FDMI_PORT_ATTRIB_PORT_SPEED, /* 0x0003 */
+ FDMI_PORT_ATTRIB_FRAME_SIZE, /* 0x0004 */
+ FDMI_PORT_ATTRIB_DEV_NAME, /* 0x0005 */
+ FDMI_PORT_ATTRIB_HOST_NAME, /* 0x0006 */
+ FDMI_PORT_ATTRIB_NODE_NAME, /* 0x0007 */
+ FDMI_PORT_ATTRIB_PORT_NAME, /* 0x0008 */
+ FDMI_PORT_ATTRIB_PORT_SYM_NAME, /* 0x0009 */
+ FDMI_PORT_ATTRIB_PORT_TYPE, /* 0x000A */
+ FDMI_PORT_ATTRIB_SUPP_COS, /* 0x000B */
+ FDMI_PORT_ATTRIB_PORT_FAB_NAME, /* 0x000C */
+ FDMI_PORT_ATTRIB_PORT_FC4_TYPE, /* 0x000D */
+ FDMI_PORT_ATTRIB_PORT_STATE = 0x101, /* 0x0101 */
+ FDMI_PORT_ATTRIB_PORT_NUM_RPRT = 0x102, /* 0x0102 */
+
+ FDMI_PORT_ATTR_MAX_TYPE
+};
+
+/*
+ * FDMI attribute
+ */
+struct fdmi_attr_s {
+ __be16 type;
+ __be16 len;
+ u8 value[1];
+};
+
+/*
+ * HBA Attribute Block
+ */
+struct fdmi_hba_attr_s {
+ __be32 attr_count; /* # of attributes */
+ struct fdmi_attr_s hba_attr; /* n attributes */
+};
+
+/*
+ * Registered Port List
+ */
+struct fdmi_port_list_s {
+ __be32 num_ports; /* number Of Port Entries */
+ wwn_t port_entry; /* one or more */
+};
+
+/*
+ * Port Attribute Block
+ */
+struct fdmi_port_attr_s {
+ __be32 attr_count; /* # of attributes */
+ struct fdmi_attr_s port_attr; /* n attributes */
+};
+
+/*
+ * FDMI Register HBA Attributes
+ */
+struct fdmi_rhba_s {
+ wwn_t hba_id; /* HBA Identifier */
+ struct fdmi_port_list_s port_list; /* Registered Port List */
+ struct fdmi_hba_attr_s hba_attr_blk; /* HBA attribute block */
+};
+
+/*
+ * FDMI Register Port
+ */
+struct fdmi_rprt_s {
+ wwn_t hba_id; /* HBA Identifier */
+ wwn_t port_name; /* Port wwn */
+ struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */
+};
+
+/*
+ * FDMI Register Port Attributes
+ */
+struct fdmi_rpa_s {
+ wwn_t port_name; /* port wwn */
+ struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */
+};
+
+#pragma pack()
+
+#endif /* __BFA_FC_H__ */
diff --git a/drivers/scsi/bfa/bfa_fcbuild.c b/drivers/scsi/bfa/bfa_fcbuild.c
new file mode 100644
index 0000000..d3b00a4
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcbuild.c
@@ -0,0 +1,1464 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * fcbuild.c - FC link service frame building and parsing routines
+ */
+
+#include "bfad_drv.h"
+#include "bfa_fcbuild.h"
+
+/*
+ * static build functions
+ */
+static void fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ __be16 ox_id);
+static void fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ __be16 ox_id);
+static struct fchs_s fc_els_req_tmpl;
+static struct fchs_s fc_els_rsp_tmpl;
+static struct fchs_s fc_bls_req_tmpl;
+static struct fchs_s fc_bls_rsp_tmpl;
+static struct fc_ba_acc_s ba_acc_tmpl;
+static struct fc_logi_s plogi_tmpl;
+static struct fc_prli_s prli_tmpl;
+static struct fc_rrq_s rrq_tmpl;
+static struct fchs_s fcp_fchs_tmpl;
+
+void
+fcbuild_init(void)
+{
+ /*
+ * fc_els_req_tmpl
+ */
+ fc_els_req_tmpl.routing = FC_RTG_EXT_LINK;
+ fc_els_req_tmpl.cat_info = FC_CAT_LD_REQUEST;
+ fc_els_req_tmpl.type = FC_TYPE_ELS;
+ fc_els_req_tmpl.f_ctl =
+ bfa_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ |
+ FCTL_SI_XFER);
+ fc_els_req_tmpl.rx_id = FC_RXID_ANY;
+
+ /*
+ * fc_els_rsp_tmpl
+ */
+ fc_els_rsp_tmpl.routing = FC_RTG_EXT_LINK;
+ fc_els_rsp_tmpl.cat_info = FC_CAT_LD_REPLY;
+ fc_els_rsp_tmpl.type = FC_TYPE_ELS;
+ fc_els_rsp_tmpl.f_ctl =
+ bfa_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+ FCTL_END_SEQ | FCTL_SI_XFER);
+ fc_els_rsp_tmpl.rx_id = FC_RXID_ANY;
+
+ /*
+ * fc_bls_req_tmpl
+ */
+ fc_bls_req_tmpl.routing = FC_RTG_BASIC_LINK;
+ fc_bls_req_tmpl.type = FC_TYPE_BLS;
+ fc_bls_req_tmpl.f_ctl = bfa_hton3b(FCTL_END_SEQ | FCTL_SI_XFER);
+ fc_bls_req_tmpl.rx_id = FC_RXID_ANY;
+
+ /*
+ * fc_bls_rsp_tmpl
+ */
+ fc_bls_rsp_tmpl.routing = FC_RTG_BASIC_LINK;
+ fc_bls_rsp_tmpl.cat_info = FC_CAT_BA_ACC;
+ fc_bls_rsp_tmpl.type = FC_TYPE_BLS;
+ fc_bls_rsp_tmpl.f_ctl =
+ bfa_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+ FCTL_END_SEQ | FCTL_SI_XFER);
+ fc_bls_rsp_tmpl.rx_id = FC_RXID_ANY;
+
+ /*
+ * ba_acc_tmpl
+ */
+ ba_acc_tmpl.seq_id_valid = 0;
+ ba_acc_tmpl.low_seq_cnt = 0;
+ ba_acc_tmpl.high_seq_cnt = 0xFFFF;
+
+ /*
+ * plogi_tmpl
+ */
+ plogi_tmpl.csp.verhi = FC_PH_VER_PH_3;
+ plogi_tmpl.csp.verlo = FC_PH_VER_4_3;
+ plogi_tmpl.csp.ciro = 0x1;
+ plogi_tmpl.csp.cisc = 0x0;
+ plogi_tmpl.csp.altbbcred = 0x0;
+ plogi_tmpl.csp.conseq = cpu_to_be16(0x00FF);
+ plogi_tmpl.csp.ro_bitmap = cpu_to_be16(0x0002);
+ plogi_tmpl.csp.e_d_tov = cpu_to_be32(2000);
+
+ plogi_tmpl.class3.class_valid = 1;
+ plogi_tmpl.class3.sequential = 1;
+ plogi_tmpl.class3.conseq = 0xFF;
+ plogi_tmpl.class3.ospx = 1;
+
+ /*
+ * prli_tmpl
+ */
+ prli_tmpl.command = FC_ELS_PRLI;
+ prli_tmpl.pglen = 0x10;
+ prli_tmpl.pagebytes = cpu_to_be16(0x0014);
+ prli_tmpl.parampage.type = FC_TYPE_FCP;
+ prli_tmpl.parampage.imagepair = 1;
+ prli_tmpl.parampage.servparams.rxrdisab = 1;
+
+ /*
+ * rrq_tmpl
+ */
+ rrq_tmpl.els_cmd.els_code = FC_ELS_RRQ;
+
+ /*
+ * fcp_struct fchs_s mpl
+ */
+ fcp_fchs_tmpl.routing = FC_RTG_FC4_DEV_DATA;
+ fcp_fchs_tmpl.cat_info = FC_CAT_UNSOLICIT_CMD;
+ fcp_fchs_tmpl.type = FC_TYPE_FCP;
+ fcp_fchs_tmpl.f_ctl =
+ bfa_hton3b(FCTL_FS_EXCH | FCTL_END_SEQ | FCTL_SI_XFER);
+ fcp_fchs_tmpl.seq_id = 1;
+ fcp_fchs_tmpl.rx_id = FC_RXID_ANY;
+}
+
+static void
+fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u32 ox_id)
+{
+ memset(fchs, 0, sizeof(struct fchs_s));
+
+ fchs->routing = FC_RTG_FC4_DEV_DATA;
+ fchs->cat_info = FC_CAT_UNSOLICIT_CTRL;
+ fchs->type = FC_TYPE_SERVICES;
+ fchs->f_ctl =
+ bfa_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ |
+ FCTL_SI_XFER);
+ fchs->rx_id = FC_RXID_ANY;
+ fchs->d_id = (d_id);
+ fchs->s_id = (s_id);
+ fchs->ox_id = cpu_to_be16(ox_id);
+
+ /*
+ * @todo no need to set ox_id for request
+ * no need to set rx_id for response
+ */
+}
+
+static void
+fc_gsresp_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id)
+{
+ memset(fchs, 0, sizeof(struct fchs_s));
+
+ fchs->routing = FC_RTG_FC4_DEV_DATA;
+ fchs->cat_info = FC_CAT_SOLICIT_CTRL;
+ fchs->type = FC_TYPE_SERVICES;
+ fchs->f_ctl =
+ bfa_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+ FCTL_END_SEQ | FCTL_SI_XFER);
+ fchs->d_id = d_id;
+ fchs->s_id = s_id;
+ fchs->ox_id = ox_id;
+}
+
+void
+fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id)
+{
+ memcpy(fchs, &fc_els_req_tmpl, sizeof(struct fchs_s));
+ fchs->d_id = (d_id);
+ fchs->s_id = (s_id);
+ fchs->ox_id = cpu_to_be16(ox_id);
+}
+
+static void
+fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id)
+{
+ memcpy(fchs, &fc_els_rsp_tmpl, sizeof(struct fchs_s));
+ fchs->d_id = d_id;
+ fchs->s_id = s_id;
+ fchs->ox_id = ox_id;
+}
+
+enum fc_parse_status
+fc_els_rsp_parse(struct fchs_s *fchs, int len)
+{
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+ struct fc_ls_rjt_s *ls_rjt = (struct fc_ls_rjt_s *) els_cmd;
+
+ len = len;
+
+ switch (els_cmd->els_code) {
+ case FC_ELS_LS_RJT:
+ if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY)
+ return FC_PARSE_BUSY;
+ else
+ return FC_PARSE_FAILURE;
+
+ case FC_ELS_ACC:
+ return FC_PARSE_OK;
+ }
+ return FC_PARSE_OK;
+}
+
+static void
+fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id)
+{
+ memcpy(fchs, &fc_bls_rsp_tmpl, sizeof(struct fchs_s));
+ fchs->d_id = d_id;
+ fchs->s_id = s_id;
+ fchs->ox_id = ox_id;
+}
+
+static u16
+fc_plogi_x_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+ __be16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size, u16 bb_cr, u8 els_code)
+{
+ struct fc_logi_s *plogi = (struct fc_logi_s *) (pld);
+
+ memcpy(plogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+ /* For FC AL bb_cr is 0 and altbbcred is 1 */
+ if (!bb_cr)
+ plogi->csp.altbbcred = 1;
+
+ plogi->els_cmd.els_code = els_code;
+ if (els_code == FC_ELS_PLOGI)
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+ else
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ plogi->csp.rxsz = plogi->class3.rxsz = cpu_to_be16(pdu_size);
+ plogi->csp.bbcred = cpu_to_be16(bb_cr);
+
+ memcpy(&plogi->port_name, &port_name, sizeof(wwn_t));
+ memcpy(&plogi->node_name, &node_name, sizeof(wwn_t));
+
+ return sizeof(struct fc_logi_s);
+}
+
+u16
+fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+ u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size,
+ u8 set_npiv, u8 set_auth, u16 local_bb_credits)
+{
+ u32 d_id = bfa_hton3b(FC_FABRIC_PORT);
+ __be32 *vvl_info;
+
+ memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+ flogi->els_cmd.els_code = FC_ELS_FLOGI;
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ flogi->csp.rxsz = flogi->class3.rxsz = cpu_to_be16(pdu_size);
+ flogi->port_name = port_name;
+ flogi->node_name = node_name;
+
+ /*
+ * Set the NPIV Capability Bit ( word 1, bit 31) of Common
+ * Service Parameters.
+ */
+ flogi->csp.ciro = set_npiv;
+
+ /* set AUTH capability */
+ flogi->csp.security = set_auth;
+
+ flogi->csp.bbcred = cpu_to_be16(local_bb_credits);
+
+ /* Set brcd token in VVL */
+ vvl_info = (u32 *)&flogi->vvl[0];
+
+ /* set the flag to indicate the presence of VVL */
+ flogi->csp.npiv_supp = 1; /* @todo. field name is not correct */
+ vvl_info[0] = cpu_to_be32(FLOGI_VVL_BRCD);
+
+ return sizeof(struct fc_logi_s);
+}
+
+u16
+fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+ __be16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size, u16 local_bb_credits, u8 bb_scn)
+{
+ u32 d_id = 0;
+ u16 bbscn_rxsz = (bb_scn << 12) | pdu_size;
+
+ memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ flogi->els_cmd.els_code = FC_ELS_ACC;
+ flogi->class3.rxsz = cpu_to_be16(pdu_size);
+ flogi->csp.rxsz = cpu_to_be16(bbscn_rxsz); /* bb_scn/rxsz */
+ flogi->port_name = port_name;
+ flogi->node_name = node_name;
+
+ flogi->csp.bbcred = cpu_to_be16(local_bb_credits);
+
+ return sizeof(struct fc_logi_s);
+}
+
+u16
+fc_fdisc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+ u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size)
+{
+ u32 d_id = bfa_hton3b(FC_FABRIC_PORT);
+
+ memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+ flogi->els_cmd.els_code = FC_ELS_FDISC;
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ flogi->csp.rxsz = flogi->class3.rxsz = cpu_to_be16(pdu_size);
+ flogi->port_name = port_name;
+ flogi->node_name = node_name;
+
+ return sizeof(struct fc_logi_s);
+}
+
+u16
+fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+ u16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size, u16 bb_cr)
+{
+ return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name,
+ node_name, pdu_size, bb_cr, FC_ELS_PLOGI);
+}
+
+u16
+fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+ u16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size, u16 bb_cr)
+{
+ return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name,
+ node_name, pdu_size, bb_cr, FC_ELS_ACC);
+}
+
+enum fc_parse_status
+fc_plogi_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name)
+{
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+ struct fc_logi_s *plogi;
+ struct fc_ls_rjt_s *ls_rjt;
+
+ switch (els_cmd->els_code) {
+ case FC_ELS_LS_RJT:
+ ls_rjt = (struct fc_ls_rjt_s *) (fchs + 1);
+ if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY)
+ return FC_PARSE_BUSY;
+ else
+ return FC_PARSE_FAILURE;
+ case FC_ELS_ACC:
+ plogi = (struct fc_logi_s *) (fchs + 1);
+ if (len < sizeof(struct fc_logi_s))
+ return FC_PARSE_FAILURE;
+
+ if (!wwn_is_equal(plogi->port_name, port_name))
+ return FC_PARSE_FAILURE;
+
+ if (!plogi->class3.class_valid)
+ return FC_PARSE_FAILURE;
+
+ if (be16_to_cpu(plogi->class3.rxsz) < (FC_MIN_PDUSZ))
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+ default:
+ return FC_PARSE_FAILURE;
+ }
+}
+
+enum fc_parse_status
+fc_plogi_parse(struct fchs_s *fchs)
+{
+ struct fc_logi_s *plogi = (struct fc_logi_s *) (fchs + 1);
+
+ if (plogi->class3.class_valid != 1)
+ return FC_PARSE_FAILURE;
+
+ if ((be16_to_cpu(plogi->class3.rxsz) < FC_MIN_PDUSZ)
+ || (be16_to_cpu(plogi->class3.rxsz) > FC_MAX_PDUSZ)
+ || (plogi->class3.rxsz == 0))
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+ u16 ox_id)
+{
+ struct fc_prli_s *prli = (struct fc_prli_s *) (pld);
+
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+ memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s));
+
+ prli->command = FC_ELS_PRLI;
+ prli->parampage.servparams.initiator = 1;
+ prli->parampage.servparams.retry = 1;
+ prli->parampage.servparams.rec_support = 1;
+ prli->parampage.servparams.task_retry_id = 0;
+ prli->parampage.servparams.confirm = 1;
+
+ return sizeof(struct fc_prli_s);
+}
+
+u16
+fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+ __be16 ox_id, enum bfa_lport_role role)
+{
+ struct fc_prli_s *prli = (struct fc_prli_s *) (pld);
+
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+ memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s));
+
+ prli->command = FC_ELS_ACC;
+
+ prli->parampage.servparams.initiator = 1;
+
+ prli->parampage.rspcode = FC_PRLI_ACC_XQTD;
+
+ return sizeof(struct fc_prli_s);
+}
+
+enum fc_parse_status
+fc_prli_rsp_parse(struct fc_prli_s *prli, int len)
+{
+ if (len < sizeof(struct fc_prli_s))
+ return FC_PARSE_FAILURE;
+
+ if (prli->command != FC_ELS_ACC)
+ return FC_PARSE_FAILURE;
+
+ if ((prli->parampage.rspcode != FC_PRLI_ACC_XQTD)
+ && (prli->parampage.rspcode != FC_PRLI_ACC_PREDEF_IMG))
+ return FC_PARSE_FAILURE;
+
+ if (prli->parampage.servparams.target != 1)
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+enum fc_parse_status
+fc_prli_parse(struct fc_prli_s *prli)
+{
+ if (prli->parampage.type != FC_TYPE_FCP)
+ return FC_PARSE_FAILURE;
+
+ if (!prli->parampage.imagepair)
+ return FC_PARSE_FAILURE;
+
+ if (!prli->parampage.servparams.initiator)
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id, u32 s_id,
+ u16 ox_id, wwn_t port_name)
+{
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ memset(logo, '\0', sizeof(struct fc_logo_s));
+ logo->els_cmd.els_code = FC_ELS_LOGO;
+ logo->nport_id = (s_id);
+ logo->orig_port_name = port_name;
+
+ return sizeof(struct fc_logo_s);
+}
+
+static u16
+fc_adisc_x_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+ u32 s_id, __be16 ox_id, wwn_t port_name,
+ wwn_t node_name, u8 els_code)
+{
+ memset(adisc, '\0', sizeof(struct fc_adisc_s));
+
+ adisc->els_cmd.els_code = els_code;
+
+ if (els_code == FC_ELS_ADISC)
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+ else
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ adisc->orig_HA = 0;
+ adisc->orig_port_name = port_name;
+ adisc->orig_node_name = node_name;
+ adisc->nport_id = (s_id);
+
+ return sizeof(struct fc_adisc_s);
+}
+
+u16
+fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+ u32 s_id, __be16 ox_id, wwn_t port_name, wwn_t node_name)
+{
+ return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name,
+ node_name, FC_ELS_ADISC);
+}
+
+u16
+fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+ u32 s_id, __be16 ox_id, wwn_t port_name,
+ wwn_t node_name)
+{
+ return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name,
+ node_name, FC_ELS_ACC);
+}
+
+enum fc_parse_status
+fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, wwn_t port_name,
+ wwn_t node_name)
+{
+
+ if (len < sizeof(struct fc_adisc_s))
+ return FC_PARSE_FAILURE;
+
+ if (adisc->els_cmd.els_code != FC_ELS_ACC)
+ return FC_PARSE_FAILURE;
+
+ if (!wwn_is_equal(adisc->orig_port_name, port_name))
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+enum fc_parse_status
+fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap, wwn_t node_name,
+ wwn_t port_name)
+{
+ struct fc_adisc_s *adisc = (struct fc_adisc_s *) pld;
+
+ if (adisc->els_cmd.els_code != FC_ELS_ACC)
+ return FC_PARSE_FAILURE;
+
+ if ((adisc->nport_id == (host_dap))
+ && wwn_is_equal(adisc->orig_port_name, port_name)
+ && wwn_is_equal(adisc->orig_node_name, node_name))
+ return FC_PARSE_OK;
+
+ return FC_PARSE_FAILURE;
+}
+
+enum fc_parse_status
+fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, wwn_t port_name)
+{
+ struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+ if (pdisc->class3.class_valid != 1)
+ return FC_PARSE_FAILURE;
+
+ if ((be16_to_cpu(pdisc->class3.rxsz) <
+ (FC_MIN_PDUSZ - sizeof(struct fchs_s)))
+ || (pdisc->class3.rxsz == 0))
+ return FC_PARSE_FAILURE;
+
+ if (!wwn_is_equal(pdisc->port_name, port_name))
+ return FC_PARSE_FAILURE;
+
+ if (!wwn_is_equal(pdisc->node_name, node_name))
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_abts_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id)
+{
+ memcpy(fchs, &fc_bls_req_tmpl, sizeof(struct fchs_s));
+ fchs->cat_info = FC_CAT_ABTS;
+ fchs->d_id = (d_id);
+ fchs->s_id = (s_id);
+ fchs->ox_id = cpu_to_be16(ox_id);
+
+ return sizeof(struct fchs_s);
+}
+
+enum fc_parse_status
+fc_abts_rsp_parse(struct fchs_s *fchs, int len)
+{
+ if ((fchs->cat_info == FC_CAT_BA_ACC)
+ || (fchs->cat_info == FC_CAT_BA_RJT))
+ return FC_PARSE_OK;
+
+ return FC_PARSE_FAILURE;
+}
+
+u16
+fc_rrq_build(struct fchs_s *fchs, struct fc_rrq_s *rrq, u32 d_id, u32 s_id,
+ u16 ox_id, u16 rrq_oxid)
+{
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ /*
+ * build rrq payload
+ */
+ memcpy(rrq, &rrq_tmpl, sizeof(struct fc_rrq_s));
+ rrq->s_id = (s_id);
+ rrq->ox_id = cpu_to_be16(rrq_oxid);
+ rrq->rx_id = FC_RXID_ANY;
+
+ return sizeof(struct fc_rrq_s);
+}
+
+u16
+fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+ __be16 ox_id)
+{
+ struct fc_els_cmd_s *acc = pld;
+
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ memset(acc, 0, sizeof(struct fc_els_cmd_s));
+ acc->els_code = FC_ELS_ACC;
+
+ return sizeof(struct fc_els_cmd_s);
+}
+
+u16
+fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, u32 d_id,
+ u32 s_id, __be16 ox_id, u8 reason_code,
+ u8 reason_code_expl)
+{
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+ memset(ls_rjt, 0, sizeof(struct fc_ls_rjt_s));
+
+ ls_rjt->els_cmd.els_code = FC_ELS_LS_RJT;
+ ls_rjt->reason_code = reason_code;
+ ls_rjt->reason_code_expl = reason_code_expl;
+ ls_rjt->vendor_unique = 0x00;
+
+ return sizeof(struct fc_ls_rjt_s);
+}
+
+u16
+fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id,
+ u32 s_id, __be16 ox_id, u16 rx_id)
+{
+ fc_bls_rsp_build(fchs, d_id, s_id, ox_id);
+
+ memcpy(ba_acc, &ba_acc_tmpl, sizeof(struct fc_ba_acc_s));
+
+ fchs->rx_id = rx_id;
+
+ ba_acc->ox_id = fchs->ox_id;
+ ba_acc->rx_id = fchs->rx_id;
+
+ return sizeof(struct fc_ba_acc_s);
+}
+
+u16
+fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, u32 d_id,
+ u32 s_id, __be16 ox_id)
+{
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+ memset(els_cmd, 0, sizeof(struct fc_els_cmd_s));
+ els_cmd->els_code = FC_ELS_ACC;
+
+ return sizeof(struct fc_els_cmd_s);
+}
+
+int
+fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code)
+{
+ int num_pages = 0;
+ struct fc_prlo_s *prlo;
+ struct fc_tprlo_s *tprlo;
+
+ if (els_code == FC_ELS_PRLO) {
+ prlo = (struct fc_prlo_s *) (fc_frame + 1);
+ num_pages = (be16_to_cpu(prlo->payload_len) - 4) / 16;
+ } else {
+ tprlo = (struct fc_tprlo_s *) (fc_frame + 1);
+ num_pages = (be16_to_cpu(tprlo->payload_len) - 4) / 16;
+ }
+ return num_pages;
+}
+
+u16
+fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc,
+ u32 d_id, u32 s_id, __be16 ox_id, int num_pages)
+{
+ int page;
+
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ memset(tprlo_acc, 0, (num_pages * 16) + 4);
+ tprlo_acc->command = FC_ELS_ACC;
+
+ tprlo_acc->page_len = 0x10;
+ tprlo_acc->payload_len = cpu_to_be16((num_pages * 16) + 4);
+
+ for (page = 0; page < num_pages; page++) {
+ tprlo_acc->tprlo_acc_params[page].opa_valid = 0;
+ tprlo_acc->tprlo_acc_params[page].rpa_valid = 0;
+ tprlo_acc->tprlo_acc_params[page].fc4type_csp = FC_TYPE_FCP;
+ tprlo_acc->tprlo_acc_params[page].orig_process_assc = 0;
+ tprlo_acc->tprlo_acc_params[page].resp_process_assc = 0;
+ }
+ return be16_to_cpu(tprlo_acc->payload_len);
+}
+
+u16
+fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, u32 d_id,
+ u32 s_id, __be16 ox_id, int num_pages)
+{
+ int page;
+
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ memset(prlo_acc, 0, (num_pages * 16) + 4);
+ prlo_acc->command = FC_ELS_ACC;
+ prlo_acc->page_len = 0x10;
+ prlo_acc->payload_len = cpu_to_be16((num_pages * 16) + 4);
+
+ for (page = 0; page < num_pages; page++) {
+ prlo_acc->prlo_acc_params[page].opa_valid = 0;
+ prlo_acc->prlo_acc_params[page].rpa_valid = 0;
+ prlo_acc->prlo_acc_params[page].fc4type_csp = FC_TYPE_FCP;
+ prlo_acc->prlo_acc_params[page].orig_process_assc = 0;
+ prlo_acc->prlo_acc_params[page].resp_process_assc = 0;
+ }
+
+ return be16_to_cpu(prlo_acc->payload_len);
+}
+
+u16
+fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, u32 d_id,
+ u32 s_id, u16 ox_id, u32 data_format)
+{
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ memset(rnid, 0, sizeof(struct fc_rnid_cmd_s));
+
+ rnid->els_cmd.els_code = FC_ELS_RNID;
+ rnid->node_id_data_format = data_format;
+
+ return sizeof(struct fc_rnid_cmd_s);
+}
+
+u16
+fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc, u32 d_id,
+ u32 s_id, __be16 ox_id, u32 data_format,
+ struct fc_rnid_common_id_data_s *common_id_data,
+ struct fc_rnid_general_topology_data_s *gen_topo_data)
+{
+ memset(rnid_acc, 0, sizeof(struct fc_rnid_acc_s));
+
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ rnid_acc->els_cmd.els_code = FC_ELS_ACC;
+ rnid_acc->node_id_data_format = data_format;
+ rnid_acc->common_id_data_length =
+ sizeof(struct fc_rnid_common_id_data_s);
+ rnid_acc->common_id_data = *common_id_data;
+
+ if (data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
+ rnid_acc->specific_id_data_length =
+ sizeof(struct fc_rnid_general_topology_data_s);
+ rnid_acc->gen_topology_data = *gen_topo_data;
+ return sizeof(struct fc_rnid_acc_s);
+ } else {
+ return sizeof(struct fc_rnid_acc_s) -
+ sizeof(struct fc_rnid_general_topology_data_s);
+ }
+
+}
+
+u16
+fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, u32 d_id,
+ u32 s_id, u16 ox_id)
+{
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ memset(rpsc, 0, sizeof(struct fc_rpsc_cmd_s));
+
+ rpsc->els_cmd.els_code = FC_ELS_RPSC;
+ return sizeof(struct fc_rpsc_cmd_s);
+}
+
+u16
+fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2, u32 d_id,
+ u32 s_id, u32 *pid_list, u16 npids)
+{
+ u32 dctlr_id = FC_DOMAIN_CTRLR(bfa_hton3b(d_id));
+ int i = 0;
+
+ fc_els_req_build(fchs, bfa_hton3b(dctlr_id), s_id, 0);
+
+ memset(rpsc2, 0, sizeof(struct fc_rpsc2_cmd_s));
+
+ rpsc2->els_cmd.els_code = FC_ELS_RPSC;
+ rpsc2->token = cpu_to_be32(FC_BRCD_TOKEN);
+ rpsc2->num_pids = cpu_to_be16(npids);
+ for (i = 0; i < npids; i++)
+ rpsc2->pid_list[i].pid = pid_list[i];
+
+ return sizeof(struct fc_rpsc2_cmd_s) + ((npids - 1) * (sizeof(u32)));
+}
+
+u16
+fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc,
+ u32 d_id, u32 s_id, __be16 ox_id,
+ struct fc_rpsc_speed_info_s *oper_speed)
+{
+ memset(rpsc_acc, 0, sizeof(struct fc_rpsc_acc_s));
+
+ fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+ rpsc_acc->command = FC_ELS_ACC;
+ rpsc_acc->num_entries = cpu_to_be16(1);
+
+ rpsc_acc->speed_info[0].port_speed_cap =
+ cpu_to_be16(oper_speed->port_speed_cap);
+
+ rpsc_acc->speed_info[0].port_op_speed =
+ cpu_to_be16(oper_speed->port_op_speed);
+
+ return sizeof(struct fc_rpsc_acc_s);
+}
+
+u16
+fc_logo_rsp_parse(struct fchs_s *fchs, int len)
+{
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ len = len;
+ if (els_cmd->els_code != FC_ELS_ACC)
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id,
+ wwn_t port_name, wwn_t node_name, u16 pdu_size)
+{
+ struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+ memcpy(pdisc, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+ pdisc->els_cmd.els_code = FC_ELS_PDISC;
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ pdisc->csp.rxsz = pdisc->class3.rxsz = cpu_to_be16(pdu_size);
+ pdisc->port_name = port_name;
+ pdisc->node_name = node_name;
+
+ return sizeof(struct fc_logi_s);
+}
+
+u16
+fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name)
+{
+ struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+ if (len < sizeof(struct fc_logi_s))
+ return FC_PARSE_LEN_INVAL;
+
+ if (pdisc->els_cmd.els_code != FC_ELS_ACC)
+ return FC_PARSE_ACC_INVAL;
+
+ if (!wwn_is_equal(pdisc->port_name, port_name))
+ return FC_PARSE_PWWN_NOT_EQUAL;
+
+ if (!pdisc->class3.class_valid)
+ return FC_PARSE_NWWN_NOT_EQUAL;
+
+ if (be16_to_cpu(pdisc->class3.rxsz) < (FC_MIN_PDUSZ))
+ return FC_PARSE_RXSZ_INVAL;
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id,
+ int num_pages)
+{
+ struct fc_prlo_s *prlo = (struct fc_prlo_s *) (fchs + 1);
+ int page;
+
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+ memset(prlo, 0, (num_pages * 16) + 4);
+ prlo->command = FC_ELS_PRLO;
+ prlo->page_len = 0x10;
+ prlo->payload_len = cpu_to_be16((num_pages * 16) + 4);
+
+ for (page = 0; page < num_pages; page++) {
+ prlo->prlo_params[page].type = FC_TYPE_FCP;
+ prlo->prlo_params[page].opa_valid = 0;
+ prlo->prlo_params[page].rpa_valid = 0;
+ prlo->prlo_params[page].orig_process_assc = 0;
+ prlo->prlo_params[page].resp_process_assc = 0;
+ }
+
+ return be16_to_cpu(prlo->payload_len);
+}
+
+u16
+fc_prlo_rsp_parse(struct fchs_s *fchs, int len)
+{
+ struct fc_prlo_acc_s *prlo = (struct fc_prlo_acc_s *) (fchs + 1);
+ int num_pages = 0;
+ int page = 0;
+
+ len = len;
+
+ if (prlo->command != FC_ELS_ACC)
+ return FC_PARSE_FAILURE;
+
+ num_pages = ((be16_to_cpu(prlo->payload_len)) - 4) / 16;
+
+ for (page = 0; page < num_pages; page++) {
+ if (prlo->prlo_acc_params[page].type != FC_TYPE_FCP)
+ return FC_PARSE_FAILURE;
+
+ if (prlo->prlo_acc_params[page].opa_valid != 0)
+ return FC_PARSE_FAILURE;
+
+ if (prlo->prlo_acc_params[page].rpa_valid != 0)
+ return FC_PARSE_FAILURE;
+
+ if (prlo->prlo_acc_params[page].orig_process_assc != 0)
+ return FC_PARSE_FAILURE;
+
+ if (prlo->prlo_acc_params[page].resp_process_assc != 0)
+ return FC_PARSE_FAILURE;
+ }
+ return FC_PARSE_OK;
+
+}
+
+u16
+fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id,
+ int num_pages, enum fc_tprlo_type tprlo_type, u32 tpr_id)
+{
+ struct fc_tprlo_s *tprlo = (struct fc_tprlo_s *) (fchs + 1);
+ int page;
+
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+ memset(tprlo, 0, (num_pages * 16) + 4);
+ tprlo->command = FC_ELS_TPRLO;
+ tprlo->page_len = 0x10;
+ tprlo->payload_len = cpu_to_be16((num_pages * 16) + 4);
+
+ for (page = 0; page < num_pages; page++) {
+ tprlo->tprlo_params[page].type = FC_TYPE_FCP;
+ tprlo->tprlo_params[page].opa_valid = 0;
+ tprlo->tprlo_params[page].rpa_valid = 0;
+ tprlo->tprlo_params[page].orig_process_assc = 0;
+ tprlo->tprlo_params[page].resp_process_assc = 0;
+ if (tprlo_type == FC_GLOBAL_LOGO) {
+ tprlo->tprlo_params[page].global_process_logout = 1;
+ } else if (tprlo_type == FC_TPR_LOGO) {
+ tprlo->tprlo_params[page].tpo_nport_valid = 1;
+ tprlo->tprlo_params[page].tpo_nport_id = (tpr_id);
+ }
+ }
+
+ return be16_to_cpu(tprlo->payload_len);
+}
+
+u16
+fc_tprlo_rsp_parse(struct fchs_s *fchs, int len)
+{
+ struct fc_tprlo_acc_s *tprlo = (struct fc_tprlo_acc_s *) (fchs + 1);
+ int num_pages = 0;
+ int page = 0;
+
+ len = len;
+
+ if (tprlo->command != FC_ELS_ACC)
+ return FC_PARSE_ACC_INVAL;
+
+ num_pages = (be16_to_cpu(tprlo->payload_len) - 4) / 16;
+
+ for (page = 0; page < num_pages; page++) {
+ if (tprlo->tprlo_acc_params[page].type != FC_TYPE_FCP)
+ return FC_PARSE_NOT_FCP;
+ if (tprlo->tprlo_acc_params[page].opa_valid != 0)
+ return FC_PARSE_OPAFLAG_INVAL;
+ if (tprlo->tprlo_acc_params[page].rpa_valid != 0)
+ return FC_PARSE_RPAFLAG_INVAL;
+ if (tprlo->tprlo_acc_params[page].orig_process_assc != 0)
+ return FC_PARSE_OPA_INVAL;
+ if (tprlo->tprlo_acc_params[page].resp_process_assc != 0)
+ return FC_PARSE_RPA_INVAL;
+ }
+ return FC_PARSE_OK;
+}
+
+enum fc_parse_status
+fc_rrq_rsp_parse(struct fchs_s *fchs, int len)
+{
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ len = len;
+ if (els_cmd->els_code != FC_ELS_ACC)
+ return FC_PARSE_FAILURE;
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id,
+ u32 reason_code, u32 reason_expl)
+{
+ struct fc_ba_rjt_s *ba_rjt = (struct fc_ba_rjt_s *) (fchs + 1);
+
+ fc_bls_rsp_build(fchs, d_id, s_id, ox_id);
+
+ fchs->cat_info = FC_CAT_BA_RJT;
+ ba_rjt->reason_code = reason_code;
+ ba_rjt->reason_expl = reason_expl;
+ return sizeof(struct fc_ba_rjt_s);
+}
+
+static void
+fc_gs_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code)
+{
+ memset(cthdr, 0, sizeof(struct ct_hdr_s));
+ cthdr->rev_id = CT_GS3_REVISION;
+ cthdr->gs_type = CT_GSTYPE_DIRSERVICE;
+ cthdr->gs_sub_type = CT_GSSUBTYPE_NAMESERVER;
+ cthdr->cmd_rsp_code = cpu_to_be16(cmd_code);
+}
+
+static void
+fc_gs_fdmi_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code)
+{
+ memset(cthdr, 0, sizeof(struct ct_hdr_s));
+ cthdr->rev_id = CT_GS3_REVISION;
+ cthdr->gs_type = CT_GSTYPE_MGMTSERVICE;
+ cthdr->gs_sub_type = CT_GSSUBTYPE_HBA_MGMTSERVER;
+ cthdr->cmd_rsp_code = cpu_to_be16(cmd_code);
+}
+
+static void
+fc_gs_ms_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code,
+ u8 sub_type)
+{
+ memset(cthdr, 0, sizeof(struct ct_hdr_s));
+ cthdr->rev_id = CT_GS3_REVISION;
+ cthdr->gs_type = CT_GSTYPE_MGMTSERVICE;
+ cthdr->gs_sub_type = sub_type;
+ cthdr->cmd_rsp_code = cpu_to_be16(cmd_code);
+}
+
+u16
+fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ wwn_t port_name)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_gidpn_req_s *gidpn = (struct fcgs_gidpn_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_GID_PN);
+
+ memset(gidpn, 0, sizeof(struct fcgs_gidpn_req_s));
+ gidpn->port_name = port_name;
+ return sizeof(struct fcgs_gidpn_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_gpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ u32 port_id)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ fcgs_gpnid_req_t *gpnid = (fcgs_gpnid_req_t *) (cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_GPN_ID);
+
+ memset(gpnid, 0, sizeof(fcgs_gpnid_req_t));
+ gpnid->dap = port_id;
+ return sizeof(fcgs_gpnid_req_t) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ u32 port_id)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ fcgs_gnnid_req_t *gnnid = (fcgs_gnnid_req_t *) (cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_GNN_ID);
+
+ memset(gnnid, 0, sizeof(fcgs_gnnid_req_t));
+ gnnid->dap = port_id;
+ return sizeof(fcgs_gnnid_req_t) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_ct_rsp_parse(struct ct_hdr_s *cthdr)
+{
+ if (be16_to_cpu(cthdr->cmd_rsp_code) != CT_RSP_ACCEPT) {
+ if (cthdr->reason_code == CT_RSN_LOGICAL_BUSY)
+ return FC_PARSE_BUSY;
+ else
+ return FC_PARSE_FAILURE;
+ }
+
+ return FC_PARSE_OK;
+}
+
+u16
+fc_gs_rjt_build(struct fchs_s *fchs, struct ct_hdr_s *cthdr,
+ u32 d_id, u32 s_id, u16 ox_id, u8 reason_code,
+ u8 reason_code_expl)
+{
+ fc_gsresp_fchdr_build(fchs, d_id, s_id, ox_id);
+
+ cthdr->cmd_rsp_code = cpu_to_be16(CT_RSP_REJECT);
+ cthdr->rev_id = CT_GS3_REVISION;
+
+ cthdr->reason_code = reason_code;
+ cthdr->exp_code = reason_code_expl;
+ return sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,
+ u8 set_br_reg, u32 s_id, u16 ox_id)
+{
+ u32 d_id = bfa_hton3b(FC_FABRIC_CONTROLLER);
+
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+ memset(scr, 0, sizeof(struct fc_scr_s));
+ scr->command = FC_ELS_SCR;
+ scr->reg_func = FC_SCR_REG_FUNC_FULL;
+ if (set_br_reg)
+ scr->vu_reg_func = FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE;
+
+ return sizeof(struct fc_scr_s);
+}
+
+u16
+fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn,
+ u32 s_id, u16 ox_id)
+{
+ u32 d_id = bfa_hton3b(FC_FABRIC_CONTROLLER);
+ u16 payldlen;
+
+ fc_els_req_build(fchs, d_id, s_id, ox_id);
+ rscn->command = FC_ELS_RSCN;
+ rscn->pagelen = sizeof(rscn->event[0]);
+
+ payldlen = sizeof(u32) + rscn->pagelen;
+ rscn->payldlen = cpu_to_be16(payldlen);
+
+ rscn->event[0].format = FC_RSCN_FORMAT_PORTID;
+ rscn->event[0].portid = s_id;
+
+ return sizeof(struct fc_rscn_pl_s);
+}
+
+u16
+fc_rftid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ enum bfa_lport_role roles)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rftid_req_s *rftid = (struct fcgs_rftid_req_s *)(cthdr + 1);
+ u32 type_value, d_id = bfa_hton3b(FC_NAME_SERVER);
+ u8 index;
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID);
+
+ memset(rftid, 0, sizeof(struct fcgs_rftid_req_s));
+
+ rftid->dap = s_id;
+
+ /* By default, FCP FC4 Type is registered */
+ index = FC_TYPE_FCP >> 5;
+ type_value = 1 << (FC_TYPE_FCP % 32);
+ rftid->fc4_type[index] = cpu_to_be32(type_value);
+
+ return sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ u8 *fc4_bitmap, u32 bitmap_size)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rftid_req_s *rftid = (struct fcgs_rftid_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID);
+
+ memset(rftid, 0, sizeof(struct fcgs_rftid_req_s));
+
+ rftid->dap = s_id;
+ memcpy((void *)rftid->fc4_type, (void *)fc4_bitmap,
+ (bitmap_size < 32 ? bitmap_size : 32));
+
+ return sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ u8 fc4_type, u8 fc4_ftrs)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rffid_req_s *rffid = (struct fcgs_rffid_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RFF_ID);
+
+ memset(rffid, 0, sizeof(struct fcgs_rffid_req_s));
+
+ rffid->dap = s_id;
+ rffid->fc4ftr_bits = fc4_ftrs;
+ rffid->fc4_type = fc4_type;
+
+ return sizeof(struct fcgs_rffid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ u8 *name)
+{
+
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rspnid_req_s *rspnid =
+ (struct fcgs_rspnid_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RSPN_ID);
+
+ memset(rspnid, 0, sizeof(struct fcgs_rspnid_req_s));
+
+ rspnid->dap = s_id;
+ strlcpy(rspnid->spn, name, sizeof(rspnid->spn));
+ rspnid->spn_len = (u8) strlen(rspnid->spn);
+
+ return sizeof(struct fcgs_rspnid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rsnn_nn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ wwn_t node_name, u8 *name)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rsnn_nn_req_s *rsnn_nn =
+ (struct fcgs_rsnn_nn_req_s *) (cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RSNN_NN);
+
+ memset(rsnn_nn, 0, sizeof(struct fcgs_rsnn_nn_req_s));
+
+ rsnn_nn->node_name = node_name;
+ strlcpy(rsnn_nn->snn, name, sizeof(rsnn_nn->snn));
+ rsnn_nn->snn_len = (u8) strlen(rsnn_nn->snn);
+
+ return sizeof(struct fcgs_rsnn_nn_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id, u8 fc4_type)
+{
+
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_gidft_req_s *gidft = (struct fcgs_gidft_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+
+ fc_gs_cthdr_build(cthdr, s_id, GS_GID_FT);
+
+ memset(gidft, 0, sizeof(struct fcgs_gidft_req_s));
+ gidft->fc4_type = fc4_type;
+ gidft->domain_id = 0;
+ gidft->area_id = 0;
+
+ return sizeof(struct fcgs_gidft_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+ wwn_t port_name)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rpnid_req_s *rpnid = (struct fcgs_rpnid_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RPN_ID);
+
+ memset(rpnid, 0, sizeof(struct fcgs_rpnid_req_s));
+ rpnid->port_id = port_id;
+ rpnid->port_name = port_name;
+
+ return sizeof(struct fcgs_rpnid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+ wwn_t node_name)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rnnid_req_s *rnnid = (struct fcgs_rnnid_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RNN_ID);
+
+ memset(rnnid, 0, sizeof(struct fcgs_rnnid_req_s));
+ rnnid->port_id = port_id;
+ rnnid->node_name = node_name;
+
+ return sizeof(struct fcgs_rnnid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+ u32 cos)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rcsid_req_s *rcsid =
+ (struct fcgs_rcsid_req_s *) (cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RCS_ID);
+
+ memset(rcsid, 0, sizeof(struct fcgs_rcsid_req_s));
+ rcsid->port_id = port_id;
+ rcsid->cos = cos;
+
+ return sizeof(struct fcgs_rcsid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+ u8 port_type)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_rptid_req_s *rptid = (struct fcgs_rptid_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_cthdr_build(cthdr, s_id, GS_RPT_ID);
+
+ memset(rptid, 0, sizeof(struct fcgs_rptid_req_s));
+ rptid->port_id = port_id;
+ rptid->port_type = port_type;
+
+ return sizeof(struct fcgs_rptid_req_s) + sizeof(struct ct_hdr_s);
+}
+
+u16
+fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ struct fcgs_ganxt_req_s *ganxt = (struct fcgs_ganxt_req_s *)(cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_NAME_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_cthdr_build(cthdr, s_id, GS_GA_NXT);
+
+ memset(ganxt, 0, sizeof(struct fcgs_ganxt_req_s));
+ ganxt->port_id = port_id;
+
+ return sizeof(struct ct_hdr_s) + sizeof(struct fcgs_ganxt_req_s);
+}
+
+/*
+ * Builds fc hdr and ct hdr for FDMI requests.
+ */
+u16
+fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u16 cmd_code)
+{
+
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ u32 d_id = bfa_hton3b(FC_MGMT_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_fdmi_cthdr_build(cthdr, s_id, cmd_code);
+
+ return sizeof(struct ct_hdr_s);
+}
+
+/*
+ * Given a FC4 Type, this function returns a fc4 type bitmask
+ */
+void
+fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask)
+{
+ u8 index;
+ __be32 *ptr = (__be32 *) bit_mask;
+ u32 type_value;
+
+ /*
+ * @todo : Check for bitmask size
+ */
+
+ index = fc4_type >> 5;
+ type_value = 1 << (fc4_type % 32);
+ ptr[index] = cpu_to_be32(type_value);
+
+}
+
+/*
+ * GMAL Request
+ */
+u16
+fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ fcgs_gmal_req_t *gmal = (fcgs_gmal_req_t *) (cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_MGMT_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GMAL_CMD,
+ CT_GSSUBTYPE_CFGSERVER);
+
+ memset(gmal, 0, sizeof(fcgs_gmal_req_t));
+ gmal->wwn = wwn;
+
+ return sizeof(struct ct_hdr_s) + sizeof(fcgs_gmal_req_t);
+}
+
+/*
+ * GFN (Get Fabric Name) Request
+ */
+u16
+fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn)
+{
+ struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
+ fcgs_gfn_req_t *gfn = (fcgs_gfn_req_t *) (cthdr + 1);
+ u32 d_id = bfa_hton3b(FC_MGMT_SERVER);
+
+ fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+ fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GFN_CMD,
+ CT_GSSUBTYPE_CFGSERVER);
+
+ memset(gfn, 0, sizeof(fcgs_gfn_req_t));
+ gfn->wwn = wwn;
+
+ return sizeof(struct ct_hdr_s) + sizeof(fcgs_gfn_req_t);
+}
diff --git a/drivers/scsi/bfa/bfa_fcbuild.h b/drivers/scsi/bfa/bfa_fcbuild.h
new file mode 100644
index 0000000..b109a88
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcbuild.h
@@ -0,0 +1,329 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * fcbuild.h - FC link service frame building and parsing routines
+ */
+
+#ifndef __FCBUILD_H__
+#define __FCBUILD_H__
+
+#include "bfad_drv.h"
+#include "bfa_fc.h"
+#include "bfa_defs_fcs.h"
+
+/*
+ * Utility Macros/functions
+ */
+
+#define wwn_is_equal(_wwn1, _wwn2) \
+ (memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0)
+
+#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
+
+/*
+ * Given the fc response length, this routine will return
+ * the length of the actual payload bytes following the CT header.
+ *
+ * Assumes the input response length does not include the crc, eof, etc.
+ */
+static inline u32
+fc_get_ctresp_pyld_len(u32 resp_len)
+{
+ return resp_len - sizeof(struct ct_hdr_s);
+}
+
+/*
+ * Convert bfa speed to rpsc speed value.
+ */
+static inline enum bfa_port_speed
+fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed speed)
+{
+ switch (speed) {
+
+ case RPSC_OP_SPEED_1G:
+ return BFA_PORT_SPEED_1GBPS;
+
+ case RPSC_OP_SPEED_2G:
+ return BFA_PORT_SPEED_2GBPS;
+
+ case RPSC_OP_SPEED_4G:
+ return BFA_PORT_SPEED_4GBPS;
+
+ case RPSC_OP_SPEED_8G:
+ return BFA_PORT_SPEED_8GBPS;
+
+ case RPSC_OP_SPEED_16G:
+ return BFA_PORT_SPEED_16GBPS;
+
+ case RPSC_OP_SPEED_10G:
+ return BFA_PORT_SPEED_10GBPS;
+
+ default:
+ return BFA_PORT_SPEED_UNKNOWN;
+ }
+}
+
+/*
+ * Convert RPSC speed to bfa speed value.
+ */
+static inline enum fc_rpsc_op_speed
+fc_bfa_speed_to_rpsc_operspeed(enum bfa_port_speed op_speed)
+{
+ switch (op_speed) {
+
+ case BFA_PORT_SPEED_1GBPS:
+ return RPSC_OP_SPEED_1G;
+
+ case BFA_PORT_SPEED_2GBPS:
+ return RPSC_OP_SPEED_2G;
+
+ case BFA_PORT_SPEED_4GBPS:
+ return RPSC_OP_SPEED_4G;
+
+ case BFA_PORT_SPEED_8GBPS:
+ return RPSC_OP_SPEED_8G;
+
+ case BFA_PORT_SPEED_16GBPS:
+ return RPSC_OP_SPEED_16G;
+
+ case BFA_PORT_SPEED_10GBPS:
+ return RPSC_OP_SPEED_10G;
+
+ default:
+ return RPSC_OP_SPEED_NOT_EST;
+ }
+}
+
+enum fc_parse_status {
+ FC_PARSE_OK = 0,
+ FC_PARSE_FAILURE = 1,
+ FC_PARSE_BUSY = 2,
+ FC_PARSE_LEN_INVAL,
+ FC_PARSE_ACC_INVAL,
+ FC_PARSE_PWWN_NOT_EQUAL,
+ FC_PARSE_NWWN_NOT_EQUAL,
+ FC_PARSE_RXSZ_INVAL,
+ FC_PARSE_NOT_FCP,
+ FC_PARSE_OPAFLAG_INVAL,
+ FC_PARSE_RPAFLAG_INVAL,
+ FC_PARSE_OPA_INVAL,
+ FC_PARSE_RPA_INVAL,
+
+};
+
+struct fc_templates_s {
+ struct fchs_s fc_els_req;
+ struct fchs_s fc_bls_req;
+ struct fc_logi_s plogi;
+ struct fc_rrq_s rrq;
+};
+
+void fcbuild_init(void);
+
+u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
+ u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size, u8 set_npiv, u8 set_auth,
+ u16 local_bb_credits);
+
+u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi, u32 s_id,
+ u16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size);
+
+u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
+ u32 s_id, __be16 ox_id,
+ wwn_t port_name, wwn_t node_name,
+ u16 pdu_size,
+ u16 local_bb_credits, u8 bb_scn);
+
+u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id,
+ u32 s_id, u16 ox_id, wwn_t port_name,
+ wwn_t node_name, u16 pdu_size, u16 bb_cr);
+
+enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs);
+
+u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id,
+ u16 ox_id);
+
+enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len);
+
+u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id,
+ u32 s_id, u16 ox_id, u16 rrq_oxid);
+enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len);
+
+u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+ u16 ox_id, u8 *name);
+u16 fc_rsnn_nn_build(struct fchs_s *fchs, void *pld, u32 s_id,
+ wwn_t node_name, u8 *name);
+
+u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+ u16 ox_id, enum bfa_lport_role role);
+
+u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u16 ox_id, u8 *fc4_bitmap,
+ u32 bitmap_size);
+
+u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u16 ox_id, u8 fc4_type, u8 fc4_ftrs);
+
+u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u16 ox_id, wwn_t port_name);
+
+u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+ u16 ox_id, u32 port_id);
+
+u16 fc_gs_rjt_build(struct fchs_s *fchs, struct ct_hdr_s *cthdr,
+ u32 d_id, u32 s_id, u16 ox_id,
+ u8 reason_code, u8 reason_code_expl);
+
+u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,
+ u8 set_br_reg, u32 s_id, u16 ox_id);
+
+u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+ u32 s_id, u16 ox_id,
+ wwn_t port_name, wwn_t node_name,
+ u16 pdu_size, u16 bb_cr);
+
+u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
+ u32 d_id, u32 s_id, __be16 ox_id, wwn_t port_name,
+ wwn_t node_name);
+
+enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld,
+ u32 host_dap, wwn_t node_name, wwn_t port_name);
+
+enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len,
+ wwn_t port_name, wwn_t node_name);
+
+u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
+ u32 d_id, u32 s_id, __be16 ox_id,
+ wwn_t port_name, wwn_t node_name);
+u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt,
+ u32 d_id, u32 s_id, __be16 ox_id,
+ u8 reason_code, u8 reason_code_expl);
+u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
+ u32 d_id, u32 s_id, __be16 ox_id);
+u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id,
+ u32 s_id, u16 ox_id);
+
+enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len);
+
+u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+ u32 s_id, __be16 ox_id,
+ enum bfa_lport_role role);
+
+u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid,
+ u32 d_id, u32 s_id, u16 ox_id,
+ u32 data_format);
+
+u16 fc_rnid_acc_build(struct fchs_s *fchs,
+ struct fc_rnid_acc_s *rnid_acc, u32 d_id, u32 s_id,
+ __be16 ox_id, u32 data_format,
+ struct fc_rnid_common_id_data_s *common_id_data,
+ struct fc_rnid_general_topology_data_s *gen_topo_data);
+
+u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c,
+ u32 d_id, u32 s_id, u32 *pid_list, u16 npids);
+u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc,
+ u32 d_id, u32 s_id, u16 ox_id);
+u16 fc_rpsc_acc_build(struct fchs_s *fchs,
+ struct fc_rpsc_acc_s *rpsc_acc, u32 d_id, u32 s_id,
+ __be16 ox_id, struct fc_rpsc_speed_info_s *oper_speed);
+u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id,
+ u8 fc4_type);
+
+u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u32 port_id, wwn_t port_name);
+
+u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u32 port_id, wwn_t node_name);
+
+u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u32 port_id, u32 cos);
+
+u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u32 port_id, u8 port_type);
+
+u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u32 port_id);
+
+u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id,
+ u32 s_id, u16 ox_id, wwn_t port_name);
+
+u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+ u32 s_id, __be16 ox_id);
+
+u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+ u16 cmd_code);
+u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn);
+u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn);
+
+void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);
+
+void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ __be16 ox_id);
+
+enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len);
+
+enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len,
+ wwn_t port_name);
+
+enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli);
+
+enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name,
+ wwn_t port_name);
+
+u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id,
+ u32 s_id, __be16 ox_id, u16 rx_id);
+
+int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code);
+
+u16 fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc,
+ u32 d_id, u32 s_id, __be16 ox_id, int num_pages);
+
+u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
+ u32 d_id, u32 s_id, __be16 ox_id, int num_pages);
+
+u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len);
+
+u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ u16 ox_id, wwn_t port_name, wwn_t node_name,
+ u16 pdu_size);
+
+u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name);
+
+u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ u16 ox_id, int num_pages);
+
+u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len);
+
+u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ u16 ox_id, int num_pages, enum fc_tprlo_type tprlo_type,
+ u32 tpr_id);
+
+u16 fc_tprlo_rsp_parse(struct fchs_s *fchs, int len);
+
+u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+ __be16 ox_id, u32 reason_code, u32 reason_expl);
+
+u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+ u32 port_id);
+
+u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr);
+
+u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id,
+ u16 ox_id);
+#endif
diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c
new file mode 100644
index 0000000..2c85f5b
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcpim.c
@@ -0,0 +1,3911 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_modules.h"
+
+BFA_TRC_FILE(HAL, FCPIM);
+
+/*
+ * BFA ITNIM Related definitions
+ */
+static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim);
+
+#define BFA_ITNIM_FROM_TAG(_fcpim, _tag) \
+ (((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1))))
+
+#define bfa_fcpim_additn(__itnim) \
+ list_add_tail(&(__itnim)->qe, &(__itnim)->fcpim->itnim_q)
+#define bfa_fcpim_delitn(__itnim) do { \
+ WARN_ON(!bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim)); \
+ bfa_itnim_update_del_itn_stats(__itnim); \
+ list_del(&(__itnim)->qe); \
+ WARN_ON(!list_empty(&(__itnim)->io_q)); \
+ WARN_ON(!list_empty(&(__itnim)->io_cleanup_q)); \
+ WARN_ON(!list_empty(&(__itnim)->pending_q)); \
+} while (0)
+
+#define bfa_itnim_online_cb(__itnim) do { \
+ if ((__itnim)->bfa->fcs) \
+ bfa_cb_itnim_online((__itnim)->ditn); \
+ else { \
+ bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \
+ __bfa_cb_itnim_online, (__itnim)); \
+ } \
+} while (0)
+
+#define bfa_itnim_offline_cb(__itnim) do { \
+ if ((__itnim)->bfa->fcs) \
+ bfa_cb_itnim_offline((__itnim)->ditn); \
+ else { \
+ bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \
+ __bfa_cb_itnim_offline, (__itnim)); \
+ } \
+} while (0)
+
+#define bfa_itnim_sler_cb(__itnim) do { \
+ if ((__itnim)->bfa->fcs) \
+ bfa_cb_itnim_sler((__itnim)->ditn); \
+ else { \
+ bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \
+ __bfa_cb_itnim_sler, (__itnim)); \
+ } \
+} while (0)
+
+enum bfa_ioim_lm_ua_status {
+ BFA_IOIM_LM_UA_RESET = 0,
+ BFA_IOIM_LM_UA_SET = 1,
+};
+
+/*
+ * itnim state machine event
+ */
+enum bfa_itnim_event {
+ BFA_ITNIM_SM_CREATE = 1, /* itnim is created */
+ BFA_ITNIM_SM_ONLINE = 2, /* itnim is online */
+ BFA_ITNIM_SM_OFFLINE = 3, /* itnim is offline */
+ BFA_ITNIM_SM_FWRSP = 4, /* firmware response */
+ BFA_ITNIM_SM_DELETE = 5, /* deleting an existing itnim */
+ BFA_ITNIM_SM_CLEANUP = 6, /* IO cleanup completion */
+ BFA_ITNIM_SM_SLER = 7, /* second level error recovery */
+ BFA_ITNIM_SM_HWFAIL = 8, /* IOC h/w failure event */
+ BFA_ITNIM_SM_QRESUME = 9, /* queue space available */
+};
+
+/*
+ * BFA IOIM related definitions
+ */
+#define bfa_ioim_move_to_comp_q(__ioim) do { \
+ list_del(&(__ioim)->qe); \
+ list_add_tail(&(__ioim)->qe, &(__ioim)->fcpim->ioim_comp_q); \
+} while (0)
+
+
+#define bfa_ioim_cb_profile_comp(__fcpim, __ioim) do { \
+ if ((__fcpim)->profile_comp) \
+ (__fcpim)->profile_comp(__ioim); \
+} while (0)
+
+#define bfa_ioim_cb_profile_start(__fcpim, __ioim) do { \
+ if ((__fcpim)->profile_start) \
+ (__fcpim)->profile_start(__ioim); \
+} while (0)
+
+/*
+ * IO state machine events
+ */
+enum bfa_ioim_event {
+ BFA_IOIM_SM_START = 1, /* io start request from host */
+ BFA_IOIM_SM_COMP_GOOD = 2, /* io good comp, resource free */
+ BFA_IOIM_SM_COMP = 3, /* io comp, resource is free */
+ BFA_IOIM_SM_COMP_UTAG = 4, /* io comp, resource is free */
+ BFA_IOIM_SM_DONE = 5, /* io comp, resource not free */
+ BFA_IOIM_SM_FREE = 6, /* io resource is freed */
+ BFA_IOIM_SM_ABORT = 7, /* abort request from scsi stack */
+ BFA_IOIM_SM_ABORT_COMP = 8, /* abort from f/w */
+ BFA_IOIM_SM_ABORT_DONE = 9, /* abort completion from f/w */
+ BFA_IOIM_SM_QRESUME = 10, /* CQ space available to queue IO */
+ BFA_IOIM_SM_SGALLOCED = 11, /* SG page allocation successful */
+ BFA_IOIM_SM_SQRETRY = 12, /* sequence recovery retry */
+ BFA_IOIM_SM_HCB = 13, /* bfa callback complete */
+ BFA_IOIM_SM_CLEANUP = 14, /* IO cleanup from itnim */
+ BFA_IOIM_SM_TMSTART = 15, /* IO cleanup from tskim */
+ BFA_IOIM_SM_TMDONE = 16, /* IO cleanup from tskim */
+ BFA_IOIM_SM_HWFAIL = 17, /* IOC h/w failure event */
+ BFA_IOIM_SM_IOTOV = 18, /* ITN offline TOV */
+};
+
+
+/*
+ * BFA TSKIM related definitions
+ */
+
+/*
+ * task management completion handling
+ */
+#define bfa_tskim_qcomp(__tskim, __cbfn) do { \
+ bfa_cb_queue((__tskim)->bfa, &(__tskim)->hcb_qe, __cbfn, (__tskim));\
+ bfa_tskim_notify_comp(__tskim); \
+} while (0)
+
+#define bfa_tskim_notify_comp(__tskim) do { \
+ if ((__tskim)->notify) \
+ bfa_itnim_tskdone((__tskim)->itnim); \
+} while (0)
+
+
+enum bfa_tskim_event {
+ BFA_TSKIM_SM_START = 1, /* TM command start */
+ BFA_TSKIM_SM_DONE = 2, /* TM completion */
+ BFA_TSKIM_SM_QRESUME = 3, /* resume after qfull */
+ BFA_TSKIM_SM_HWFAIL = 5, /* IOC h/w failure event */
+ BFA_TSKIM_SM_HCB = 6, /* BFA callback completion */
+ BFA_TSKIM_SM_IOS_DONE = 7, /* IO and sub TM completions */
+ BFA_TSKIM_SM_CLEANUP = 8, /* TM cleanup on ITN offline */
+ BFA_TSKIM_SM_CLEANUP_DONE = 9, /* TM abort completion */
+ BFA_TSKIM_SM_UTAG = 10, /* TM completion unknown tag */
+};
+
+/*
+ * forward declaration for BFA ITNIM functions
+ */
+static void bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim);
+static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim);
+static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim);
+static void bfa_itnim_cleanp_comp(void *itnim_cbarg);
+static void bfa_itnim_cleanup(struct bfa_itnim_s *itnim);
+static void __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete);
+static void bfa_itnim_iotov_online(struct bfa_itnim_s *itnim);
+static void bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim);
+static void bfa_itnim_iotov(void *itnim_arg);
+static void bfa_itnim_iotov_start(struct bfa_itnim_s *itnim);
+static void bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim);
+static void bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim);
+
+/*
+ * forward declaration of ITNIM state machine
+ */
+static void bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_created(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_online(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_sler(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_offline(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+static void bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event);
+
+/*
+ * forward declaration for BFA IOIM functions
+ */
+static bfa_boolean_t bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim);
+static bfa_boolean_t bfa_ioim_sgpg_alloc(struct bfa_ioim_s *ioim);
+static bfa_boolean_t bfa_ioim_send_abort(struct bfa_ioim_s *ioim);
+static void bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim);
+static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete);
+static bfa_boolean_t bfa_ioim_is_abortable(struct bfa_ioim_s *ioim);
+
+/*
+ * forward declaration of BFA IO state machine
+ */
+static void bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_active(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_abort(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+static void bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim,
+ enum bfa_ioim_event event);
+/*
+ * forward declaration for BFA TSKIM functions
+ */
+static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete);
+static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim,
+ struct scsi_lun lun);
+static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim);
+static void bfa_tskim_cleanp_comp(void *tskim_cbarg);
+static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim);
+static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim);
+static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim);
+static void bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim);
+
+/*
+ * forward declaration of BFA TSKIM state machine
+ */
+static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+static void bfa_tskim_sm_active(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+static void bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+static void bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+static void bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+static void bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event);
+/*
+ * BFA FCP Initiator Mode module
+ */
+
+/*
+ * Compute and return memory needed by FCP(im) module.
+ */
+static void
+bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len)
+{
+ bfa_itnim_meminfo(cfg, km_len);
+
+ /*
+ * IO memory
+ */
+ *km_len += cfg->fwcfg.num_ioim_reqs *
+ (sizeof(struct bfa_ioim_s) + sizeof(struct bfa_ioim_sp_s));
+
+ /*
+ * task management command memory
+ */
+ if (cfg->fwcfg.num_tskim_reqs < BFA_TSKIM_MIN)
+ cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
+ *km_len += cfg->fwcfg.num_tskim_reqs * sizeof(struct bfa_tskim_s);
+}
+
+
+static void
+bfa_fcpim_attach(struct bfa_fcp_mod_s *fcp, void *bfad,
+ struct bfa_iocfc_cfg_s *cfg, struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_fcpim_s *fcpim = &fcp->fcpim;
+ struct bfa_s *bfa = fcp->bfa;
+
+ bfa_trc(bfa, cfg->drvcfg.path_tov);
+ bfa_trc(bfa, cfg->fwcfg.num_rports);
+ bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs);
+ bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs);
+
+ fcpim->fcp = fcp;
+ fcpim->bfa = bfa;
+ fcpim->num_itnims = cfg->fwcfg.num_rports;
+ fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs;
+ fcpim->path_tov = cfg->drvcfg.path_tov;
+ fcpim->delay_comp = cfg->drvcfg.delay_comp;
+ fcpim->profile_comp = NULL;
+ fcpim->profile_start = NULL;
+
+ bfa_itnim_attach(fcpim);
+ bfa_tskim_attach(fcpim);
+ bfa_ioim_attach(fcpim);
+}
+
+void
+bfa_fcpim_iocdisable(struct bfa_fcp_mod_s *fcp)
+{
+ struct bfa_fcpim_s *fcpim = &fcp->fcpim;
+ struct bfa_itnim_s *itnim;
+ struct list_head *qe, *qen;
+
+ /* Enqueue unused ioim resources to free_q */
+ list_splice_tail_init(&fcpim->tskim_unused_q, &fcpim->tskim_free_q);
+
+ list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+ itnim = (struct bfa_itnim_s *) qe;
+ bfa_itnim_iocdisable(itnim);
+ }
+}
+
+void
+bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+
+ fcpim->path_tov = path_tov * 1000;
+ if (fcpim->path_tov > BFA_FCPIM_PATHTOV_MAX)
+ fcpim->path_tov = BFA_FCPIM_PATHTOV_MAX;
+}
+
+u16
+bfa_fcpim_path_tov_get(struct bfa_s *bfa)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+
+ return fcpim->path_tov / 1000;
+}
+
+#define bfa_fcpim_add_iostats(__l, __r, __stats) \
+ (__l->__stats += __r->__stats)
+
+void
+bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *lstats,
+ struct bfa_itnim_iostats_s *rstats)
+{
+ bfa_fcpim_add_iostats(lstats, rstats, total_ios);
+ bfa_fcpim_add_iostats(lstats, rstats, qresumes);
+ bfa_fcpim_add_iostats(lstats, rstats, no_iotags);
+ bfa_fcpim_add_iostats(lstats, rstats, io_aborts);
+ bfa_fcpim_add_iostats(lstats, rstats, no_tskims);
+ bfa_fcpim_add_iostats(lstats, rstats, iocomp_ok);
+ bfa_fcpim_add_iostats(lstats, rstats, iocomp_underrun);
+ bfa_fcpim_add_iostats(lstats, rstats, iocomp_overrun);
+ bfa_fcpim_add_iostats(lstats, rstats, iocomp_aborted);
+ bfa_fcpim_add_iostats(lstats, rstats, iocomp_timedout);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_nexus_abort);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_proto_err);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_dif_err);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_sqer_needed);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_res_free);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_hostabrts);
+ bfa_fcpim_add_iostats(lstats, rstats, iocom_utags);
+ bfa_fcpim_add_iostats(lstats, rstats, io_cleanups);
+ bfa_fcpim_add_iostats(lstats, rstats, io_tmaborts);
+ bfa_fcpim_add_iostats(lstats, rstats, onlines);
+ bfa_fcpim_add_iostats(lstats, rstats, offlines);
+ bfa_fcpim_add_iostats(lstats, rstats, creates);
+ bfa_fcpim_add_iostats(lstats, rstats, deletes);
+ bfa_fcpim_add_iostats(lstats, rstats, create_comps);
+ bfa_fcpim_add_iostats(lstats, rstats, delete_comps);
+ bfa_fcpim_add_iostats(lstats, rstats, sler_events);
+ bfa_fcpim_add_iostats(lstats, rstats, fw_create);
+ bfa_fcpim_add_iostats(lstats, rstats, fw_delete);
+ bfa_fcpim_add_iostats(lstats, rstats, ioc_disabled);
+ bfa_fcpim_add_iostats(lstats, rstats, cleanup_comps);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_cmnds);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_fw_rsps);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_success);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_failures);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_io_comps);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_qresumes);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_iocdowns);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_cleanups);
+ bfa_fcpim_add_iostats(lstats, rstats, tm_cleanup_comps);
+ bfa_fcpim_add_iostats(lstats, rstats, io_comps);
+ bfa_fcpim_add_iostats(lstats, rstats, input_reqs);
+ bfa_fcpim_add_iostats(lstats, rstats, output_reqs);
+ bfa_fcpim_add_iostats(lstats, rstats, rd_throughput);
+ bfa_fcpim_add_iostats(lstats, rstats, wr_throughput);
+}
+
+bfa_status_t
+bfa_fcpim_port_iostats(struct bfa_s *bfa,
+ struct bfa_itnim_iostats_s *stats, u8 lp_tag)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct list_head *qe, *qen;
+ struct bfa_itnim_s *itnim;
+
+ /* accumulate IO stats from itnim */
+ memset(stats, 0, sizeof(struct bfa_itnim_iostats_s));
+ list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+ itnim = (struct bfa_itnim_s *) qe;
+ if (itnim->rport->rport_info.lp_tag != lp_tag)
+ continue;
+ bfa_fcpim_add_stats(stats, &(itnim->stats));
+ }
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_ioim_profile_comp(struct bfa_ioim_s *ioim)
+{
+ struct bfa_itnim_latency_s *io_lat =
+ &(ioim->itnim->ioprofile.io_latency);
+ u32 val, idx;
+
+ val = (u32)(jiffies - ioim->start_time);
+ idx = bfa_ioim_get_index(scsi_bufflen((struct scsi_cmnd *)ioim->dio));
+ bfa_itnim_ioprofile_update(ioim->itnim, idx);
+
+ io_lat->count[idx]++;
+ io_lat->min[idx] = (io_lat->min[idx] < val) ? io_lat->min[idx] : val;
+ io_lat->max[idx] = (io_lat->max[idx] > val) ? io_lat->max[idx] : val;
+ io_lat->avg[idx] += val;
+}
+
+void
+bfa_ioim_profile_start(struct bfa_ioim_s *ioim)
+{
+ ioim->start_time = jiffies;
+}
+
+bfa_status_t
+bfa_fcpim_profile_on(struct bfa_s *bfa, time64_t time)
+{
+ struct bfa_itnim_s *itnim;
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct list_head *qe, *qen;
+
+ /* accumulate IO stats from itnim */
+ list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+ itnim = (struct bfa_itnim_s *) qe;
+ bfa_itnim_clear_stats(itnim);
+ }
+ fcpim->io_profile = BFA_TRUE;
+ fcpim->io_profile_start_time = time;
+ fcpim->profile_comp = bfa_ioim_profile_comp;
+ fcpim->profile_start = bfa_ioim_profile_start;
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcpim_profile_off(struct bfa_s *bfa)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ fcpim->io_profile = BFA_FALSE;
+ fcpim->io_profile_start_time = 0;
+ fcpim->profile_comp = NULL;
+ fcpim->profile_start = NULL;
+ return BFA_STATUS_OK;
+}
+
+u16
+bfa_fcpim_qdepth_get(struct bfa_s *bfa)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+
+ return fcpim->q_depth;
+}
+
+/*
+ * BFA ITNIM module state machine functions
+ */
+
+/*
+ * Beginning/unallocated state - no events expected.
+ */
+static void
+bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_CREATE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_created);
+ itnim->is_online = BFA_FALSE;
+ bfa_fcpim_additn(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Beginning state, only online event expected.
+ */
+static void
+bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_ONLINE:
+ if (bfa_itnim_send_fwcreate(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Waiting for itnim create response from firmware.
+ */
+static void
+bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_FWRSP:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_online);
+ itnim->is_online = BFA_TRUE;
+ bfa_itnim_iotov_online(itnim);
+ bfa_itnim_online_cb(itnim);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_delete_pending);
+ break;
+
+ case BFA_ITNIM_SM_OFFLINE:
+ if (bfa_itnim_send_fwdelete(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+static void
+bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_QRESUME:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+ bfa_itnim_send_fwcreate(itnim);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_reqq_wcancel(&itnim->reqq_wait);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ case BFA_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_offline);
+ bfa_reqq_wcancel(&itnim->reqq_wait);
+ bfa_itnim_offline_cb(itnim);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ bfa_reqq_wcancel(&itnim->reqq_wait);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Waiting for itnim create response from firmware, a delete is pending.
+ */
+static void
+bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_FWRSP:
+ if (bfa_itnim_send_fwdelete(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Online state - normal parking state.
+ */
+static void
+bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline);
+ itnim->is_online = BFA_FALSE;
+ bfa_itnim_iotov_start(itnim);
+ bfa_itnim_cleanup(itnim);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+ itnim->is_online = BFA_FALSE;
+ bfa_itnim_cleanup(itnim);
+ break;
+
+ case BFA_ITNIM_SM_SLER:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_sler);
+ itnim->is_online = BFA_FALSE;
+ bfa_itnim_iotov_start(itnim);
+ bfa_itnim_sler_cb(itnim);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ itnim->is_online = BFA_FALSE;
+ bfa_itnim_iotov_start(itnim);
+ bfa_itnim_iocdisable_cleanup(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Second level error recovery need.
+ */
+static void
+bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline);
+ bfa_itnim_cleanup(itnim);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+ bfa_itnim_cleanup(itnim);
+ bfa_itnim_iotov_delete(itnim);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ bfa_itnim_iocdisable_cleanup(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Going offline. Waiting for active IO cleanup.
+ */
+static void
+bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_CLEANUP:
+ if (bfa_itnim_send_fwdelete(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+ bfa_itnim_iotov_delete(itnim);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ bfa_itnim_iocdisable_cleanup(itnim);
+ bfa_itnim_offline_cb(itnim);
+ break;
+
+ case BFA_ITNIM_SM_SLER:
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Deleting itnim. Waiting for active IO cleanup.
+ */
+static void
+bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_CLEANUP:
+ if (bfa_itnim_send_fwdelete(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ bfa_itnim_iocdisable_cleanup(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Rport offline. Fimrware itnim is being deleted - awaiting f/w response.
+ */
+static void
+bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_FWRSP:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_offline);
+ bfa_itnim_offline_cb(itnim);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ bfa_itnim_offline_cb(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+static void
+bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_QRESUME:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+ bfa_itnim_send_fwdelete(itnim);
+ break;
+
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ bfa_reqq_wcancel(&itnim->reqq_wait);
+ bfa_itnim_offline_cb(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Offline state.
+ */
+static void
+bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_itnim_iotov_delete(itnim);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ case BFA_ITNIM_SM_ONLINE:
+ if (bfa_itnim_send_fwcreate(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+static void
+bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_itnim_iotov_delete(itnim);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ case BFA_ITNIM_SM_OFFLINE:
+ bfa_itnim_offline_cb(itnim);
+ break;
+
+ case BFA_ITNIM_SM_ONLINE:
+ if (bfa_itnim_send_fwcreate(itnim))
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+ else
+ bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Itnim is deleted, waiting for firmware response to delete.
+ */
+static void
+bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_FWRSP:
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+static void
+bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim,
+ enum bfa_itnim_event event)
+{
+ bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+ bfa_trc(itnim->bfa, event);
+
+ switch (event) {
+ case BFA_ITNIM_SM_QRESUME:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+ bfa_itnim_send_fwdelete(itnim);
+ break;
+
+ case BFA_ITNIM_SM_HWFAIL:
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ bfa_reqq_wcancel(&itnim->reqq_wait);
+ bfa_fcpim_delitn(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->bfa, event);
+ }
+}
+
+/*
+ * Initiate cleanup of all IOs on an IOC failure.
+ */
+static void
+bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim)
+{
+ struct bfa_tskim_s *tskim;
+ struct bfa_ioim_s *ioim;
+ struct list_head *qe, *qen;
+
+ list_for_each_safe(qe, qen, &itnim->tsk_q) {
+ tskim = (struct bfa_tskim_s *) qe;
+ bfa_tskim_iocdisable(tskim);
+ }
+
+ list_for_each_safe(qe, qen, &itnim->io_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ bfa_ioim_iocdisable(ioim);
+ }
+
+ /*
+ * For IO request in pending queue, we pretend an early timeout.
+ */
+ list_for_each_safe(qe, qen, &itnim->pending_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ bfa_ioim_tov(ioim);
+ }
+
+ list_for_each_safe(qe, qen, &itnim->io_cleanup_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ bfa_ioim_iocdisable(ioim);
+ }
+}
+
+/*
+ * IO cleanup completion
+ */
+static void
+bfa_itnim_cleanp_comp(void *itnim_cbarg)
+{
+ struct bfa_itnim_s *itnim = itnim_cbarg;
+
+ bfa_stats(itnim, cleanup_comps);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_CLEANUP);
+}
+
+/*
+ * Initiate cleanup of all IOs.
+ */
+static void
+bfa_itnim_cleanup(struct bfa_itnim_s *itnim)
+{
+ struct bfa_ioim_s *ioim;
+ struct bfa_tskim_s *tskim;
+ struct list_head *qe, *qen;
+
+ bfa_wc_init(&itnim->wc, bfa_itnim_cleanp_comp, itnim);
+
+ list_for_each_safe(qe, qen, &itnim->io_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+
+ /*
+ * Move IO to a cleanup queue from active queue so that a later
+ * TM will not pickup this IO.
+ */
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &itnim->io_cleanup_q);
+
+ bfa_wc_up(&itnim->wc);
+ bfa_ioim_cleanup(ioim);
+ }
+
+ list_for_each_safe(qe, qen, &itnim->tsk_q) {
+ tskim = (struct bfa_tskim_s *) qe;
+ bfa_wc_up(&itnim->wc);
+ bfa_tskim_cleanup(tskim);
+ }
+
+ bfa_wc_wait(&itnim->wc);
+}
+
+static void
+__bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_itnim_s *itnim = cbarg;
+
+ if (complete)
+ bfa_cb_itnim_online(itnim->ditn);
+}
+
+static void
+__bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_itnim_s *itnim = cbarg;
+
+ if (complete)
+ bfa_cb_itnim_offline(itnim->ditn);
+}
+
+static void
+__bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_itnim_s *itnim = cbarg;
+
+ if (complete)
+ bfa_cb_itnim_sler(itnim->ditn);
+}
+
+/*
+ * Call to resume any I/O requests waiting for room in request queue.
+ */
+static void
+bfa_itnim_qresume(void *cbarg)
+{
+ struct bfa_itnim_s *itnim = cbarg;
+
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME);
+}
+
+/*
+ * bfa_itnim_public
+ */
+
+void
+bfa_itnim_iodone(struct bfa_itnim_s *itnim)
+{
+ bfa_wc_down(&itnim->wc);
+}
+
+void
+bfa_itnim_tskdone(struct bfa_itnim_s *itnim)
+{
+ bfa_wc_down(&itnim->wc);
+}
+
+void
+bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len)
+{
+ /*
+ * ITN memory
+ */
+ *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itnim_s);
+}
+
+void
+bfa_itnim_attach(struct bfa_fcpim_s *fcpim)
+{
+ struct bfa_s *bfa = fcpim->bfa;
+ struct bfa_fcp_mod_s *fcp = fcpim->fcp;
+ struct bfa_itnim_s *itnim;
+ int i, j;
+
+ INIT_LIST_HEAD(&fcpim->itnim_q);
+
+ itnim = (struct bfa_itnim_s *) bfa_mem_kva_curp(fcp);
+ fcpim->itnim_arr = itnim;
+
+ for (i = 0; i < fcpim->num_itnims; i++, itnim++) {
+ memset(itnim, 0, sizeof(struct bfa_itnim_s));
+ itnim->bfa = bfa;
+ itnim->fcpim = fcpim;
+ itnim->reqq = BFA_REQQ_QOS_LO;
+ itnim->rport = BFA_RPORT_FROM_TAG(bfa, i);
+ itnim->iotov_active = BFA_FALSE;
+ bfa_reqq_winit(&itnim->reqq_wait, bfa_itnim_qresume, itnim);
+
+ INIT_LIST_HEAD(&itnim->io_q);
+ INIT_LIST_HEAD(&itnim->io_cleanup_q);
+ INIT_LIST_HEAD(&itnim->pending_q);
+ INIT_LIST_HEAD(&itnim->tsk_q);
+ INIT_LIST_HEAD(&itnim->delay_comp_q);
+ for (j = 0; j < BFA_IOBUCKET_MAX; j++)
+ itnim->ioprofile.io_latency.min[j] = ~0;
+ bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+ }
+
+ bfa_mem_kva_curp(fcp) = (u8 *) itnim;
+}
+
+void
+bfa_itnim_iocdisable(struct bfa_itnim_s *itnim)
+{
+ bfa_stats(itnim, ioc_disabled);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_HWFAIL);
+}
+
+static bfa_boolean_t
+bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim)
+{
+ struct bfi_itn_create_req_s *m;
+
+ itnim->msg_no++;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(itnim->bfa, itnim->reqq);
+ if (!m) {
+ bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_ITN, BFI_ITN_H2I_CREATE_REQ,
+ bfa_fn_lpu(itnim->bfa));
+ m->fw_handle = itnim->rport->fw_handle;
+ m->class = FC_CLASS_3;
+ m->seq_rec = itnim->seq_rec;
+ m->msg_no = itnim->msg_no;
+ bfa_stats(itnim, fw_create);
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(itnim->bfa, itnim->reqq, m->mh);
+ return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim)
+{
+ struct bfi_itn_delete_req_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(itnim->bfa, itnim->reqq);
+ if (!m) {
+ bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_ITN, BFI_ITN_H2I_DELETE_REQ,
+ bfa_fn_lpu(itnim->bfa));
+ m->fw_handle = itnim->rport->fw_handle;
+ bfa_stats(itnim, fw_delete);
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(itnim->bfa, itnim->reqq, m->mh);
+ return BFA_TRUE;
+}
+
+/*
+ * Cleanup all pending failed inflight requests.
+ */
+static void
+bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov)
+{
+ struct bfa_ioim_s *ioim;
+ struct list_head *qe, *qen;
+
+ list_for_each_safe(qe, qen, &itnim->delay_comp_q) {
+ ioim = (struct bfa_ioim_s *)qe;
+ bfa_ioim_delayed_comp(ioim, iotov);
+ }
+}
+
+/*
+ * Start all pending IO requests.
+ */
+static void
+bfa_itnim_iotov_online(struct bfa_itnim_s *itnim)
+{
+ struct bfa_ioim_s *ioim;
+
+ bfa_itnim_iotov_stop(itnim);
+
+ /*
+ * Abort all inflight IO requests in the queue
+ */
+ bfa_itnim_delayed_comp(itnim, BFA_FALSE);
+
+ /*
+ * Start all pending IO requests.
+ */
+ while (!list_empty(&itnim->pending_q)) {
+ bfa_q_deq(&itnim->pending_q, &ioim);
+ list_add_tail(&ioim->qe, &itnim->io_q);
+ bfa_ioim_start(ioim);
+ }
+}
+
+/*
+ * Fail all pending IO requests
+ */
+static void
+bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim)
+{
+ struct bfa_ioim_s *ioim;
+
+ /*
+ * Fail all inflight IO requests in the queue
+ */
+ bfa_itnim_delayed_comp(itnim, BFA_TRUE);
+
+ /*
+ * Fail any pending IO requests.
+ */
+ while (!list_empty(&itnim->pending_q)) {
+ bfa_q_deq(&itnim->pending_q, &ioim);
+ list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+ bfa_ioim_tov(ioim);
+ }
+}
+
+/*
+ * IO TOV timer callback. Fail any pending IO requests.
+ */
+static void
+bfa_itnim_iotov(void *itnim_arg)
+{
+ struct bfa_itnim_s *itnim = itnim_arg;
+
+ itnim->iotov_active = BFA_FALSE;
+
+ bfa_cb_itnim_tov_begin(itnim->ditn);
+ bfa_itnim_iotov_cleanup(itnim);
+ bfa_cb_itnim_tov(itnim->ditn);
+}
+
+/*
+ * Start IO TOV timer for failing back pending IO requests in offline state.
+ */
+static void
+bfa_itnim_iotov_start(struct bfa_itnim_s *itnim)
+{
+ if (itnim->fcpim->path_tov > 0) {
+
+ itnim->iotov_active = BFA_TRUE;
+ WARN_ON(!bfa_itnim_hold_io(itnim));
+ bfa_timer_start(itnim->bfa, &itnim->timer,
+ bfa_itnim_iotov, itnim, itnim->fcpim->path_tov);
+ }
+}
+
+/*
+ * Stop IO TOV timer.
+ */
+static void
+bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim)
+{
+ if (itnim->iotov_active) {
+ itnim->iotov_active = BFA_FALSE;
+ bfa_timer_stop(&itnim->timer);
+ }
+}
+
+/*
+ * Stop IO TOV timer.
+ */
+static void
+bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim)
+{
+ bfa_boolean_t pathtov_active = BFA_FALSE;
+
+ if (itnim->iotov_active)
+ pathtov_active = BFA_TRUE;
+
+ bfa_itnim_iotov_stop(itnim);
+ if (pathtov_active)
+ bfa_cb_itnim_tov_begin(itnim->ditn);
+ bfa_itnim_iotov_cleanup(itnim);
+ if (pathtov_active)
+ bfa_cb_itnim_tov(itnim->ditn);
+}
+
+static void
+bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(itnim->bfa);
+ fcpim->del_itn_stats.del_itn_iocomp_aborted +=
+ itnim->stats.iocomp_aborted;
+ fcpim->del_itn_stats.del_itn_iocomp_timedout +=
+ itnim->stats.iocomp_timedout;
+ fcpim->del_itn_stats.del_itn_iocom_sqer_needed +=
+ itnim->stats.iocom_sqer_needed;
+ fcpim->del_itn_stats.del_itn_iocom_res_free +=
+ itnim->stats.iocom_res_free;
+ fcpim->del_itn_stats.del_itn_iocom_hostabrts +=
+ itnim->stats.iocom_hostabrts;
+ fcpim->del_itn_stats.del_itn_total_ios += itnim->stats.total_ios;
+ fcpim->del_itn_stats.del_io_iocdowns += itnim->stats.io_iocdowns;
+ fcpim->del_itn_stats.del_tm_iocdowns += itnim->stats.tm_iocdowns;
+}
+
+/*
+ * bfa_itnim_public
+ */
+
+/*
+ * Itnim interrupt processing.
+ */
+void
+bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ union bfi_itn_i2h_msg_u msg;
+ struct bfa_itnim_s *itnim;
+
+ bfa_trc(bfa, m->mhdr.msg_id);
+
+ msg.msg = m;
+
+ switch (m->mhdr.msg_id) {
+ case BFI_ITN_I2H_CREATE_RSP:
+ itnim = BFA_ITNIM_FROM_TAG(fcpim,
+ msg.create_rsp->bfa_handle);
+ WARN_ON(msg.create_rsp->status != BFA_STATUS_OK);
+ bfa_stats(itnim, create_comps);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP);
+ break;
+
+ case BFI_ITN_I2H_DELETE_RSP:
+ itnim = BFA_ITNIM_FROM_TAG(fcpim,
+ msg.delete_rsp->bfa_handle);
+ WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK);
+ bfa_stats(itnim, delete_comps);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP);
+ break;
+
+ case BFI_ITN_I2H_SLER_EVENT:
+ itnim = BFA_ITNIM_FROM_TAG(fcpim,
+ msg.sler_event->bfa_handle);
+ bfa_stats(itnim, sler_events);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_SLER);
+ break;
+
+ default:
+ bfa_trc(bfa, m->mhdr.msg_id);
+ WARN_ON(1);
+ }
+}
+
+/*
+ * bfa_itnim_api
+ */
+
+struct bfa_itnim_s *
+bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfa_itnim_s *itnim;
+
+ bfa_itn_create(bfa, rport, bfa_itnim_isr);
+
+ itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag);
+ WARN_ON(itnim->rport != rport);
+
+ itnim->ditn = ditn;
+
+ bfa_stats(itnim, creates);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_CREATE);
+
+ return itnim;
+}
+
+void
+bfa_itnim_delete(struct bfa_itnim_s *itnim)
+{
+ bfa_stats(itnim, deletes);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_DELETE);
+}
+
+void
+bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec)
+{
+ itnim->seq_rec = seq_rec;
+ bfa_stats(itnim, onlines);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_ONLINE);
+}
+
+void
+bfa_itnim_offline(struct bfa_itnim_s *itnim)
+{
+ bfa_stats(itnim, offlines);
+ bfa_sm_send_event(itnim, BFA_ITNIM_SM_OFFLINE);
+}
+
+/*
+ * Return true if itnim is considered offline for holding off IO request.
+ * IO is not held if itnim is being deleted.
+ */
+bfa_boolean_t
+bfa_itnim_hold_io(struct bfa_itnim_s *itnim)
+{
+ return itnim->fcpim->path_tov && itnim->iotov_active &&
+ (bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwcreate) ||
+ bfa_sm_cmp_state(itnim, bfa_itnim_sm_sler) ||
+ bfa_sm_cmp_state(itnim, bfa_itnim_sm_cleanup_offline) ||
+ bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwdelete) ||
+ bfa_sm_cmp_state(itnim, bfa_itnim_sm_offline) ||
+ bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable));
+}
+
+#define bfa_io_lat_clock_res_div HZ
+#define bfa_io_lat_clock_res_mul 1000
+bfa_status_t
+bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim,
+ struct bfa_itnim_ioprofile_s *ioprofile)
+{
+ struct bfa_fcpim_s *fcpim;
+
+ if (!itnim)
+ return BFA_STATUS_NO_FCPIM_NEXUS;
+
+ fcpim = BFA_FCPIM(itnim->bfa);
+
+ if (!fcpim->io_profile)
+ return BFA_STATUS_IOPROFILE_OFF;
+
+ itnim->ioprofile.index = BFA_IOBUCKET_MAX;
+ /* unsigned 32-bit time_t overflow here in y2106 */
+ itnim->ioprofile.io_profile_start_time =
+ bfa_io_profile_start_time(itnim->bfa);
+ itnim->ioprofile.clock_res_mul = bfa_io_lat_clock_res_mul;
+ itnim->ioprofile.clock_res_div = bfa_io_lat_clock_res_div;
+ *ioprofile = itnim->ioprofile;
+
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_itnim_clear_stats(struct bfa_itnim_s *itnim)
+{
+ int j;
+
+ if (!itnim)
+ return;
+
+ memset(&itnim->stats, 0, sizeof(itnim->stats));
+ memset(&itnim->ioprofile, 0, sizeof(itnim->ioprofile));
+ for (j = 0; j < BFA_IOBUCKET_MAX; j++)
+ itnim->ioprofile.io_latency.min[j] = ~0;
+}
+
+/*
+ * BFA IO module state machine functions
+ */
+
+/*
+ * IO is not started (unallocated).
+ */
+static void
+bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ switch (event) {
+ case BFA_IOIM_SM_START:
+ if (!bfa_itnim_is_online(ioim->itnim)) {
+ if (!bfa_itnim_hold_io(ioim->itnim)) {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe,
+ &ioim->fcpim->ioim_comp_q);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+ __bfa_cb_ioim_pathtov, ioim);
+ } else {
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe,
+ &ioim->itnim->pending_q);
+ }
+ break;
+ }
+
+ if (ioim->nsges > BFI_SGE_INLINE) {
+ if (!bfa_ioim_sgpg_alloc(ioim)) {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc);
+ return;
+ }
+ }
+
+ if (!bfa_ioim_send_ioreq(ioim)) {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+ break;
+ }
+
+ bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+ break;
+
+ case BFA_IOIM_SM_IOTOV:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+ __bfa_cb_ioim_pathtov, ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ /*
+ * IO in pending queue can get abort requests. Complete abort
+ * requests immediately.
+ */
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ WARN_ON(!bfa_q_is_on_q(&ioim->itnim->pending_q, ioim));
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+ __bfa_cb_ioim_abort, ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is waiting for SG pages.
+ */
+static void
+bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_SGALLOCED:
+ if (!bfa_ioim_send_ioreq(ioim)) {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+ break;
+ }
+ bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is active.
+ */
+static void
+bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ switch (event) {
+ case BFA_IOIM_SM_COMP_GOOD:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+ __bfa_cb_ioim_good_comp, ioim);
+ break;
+
+ case BFA_IOIM_SM_COMP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_DONE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ ioim->iosp->abort_explicit = BFA_TRUE;
+ ioim->io_cbfn = __bfa_cb_ioim_abort;
+
+ if (bfa_ioim_send_abort(ioim))
+ bfa_sm_set_state(ioim, bfa_ioim_sm_abort);
+ else {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull);
+ bfa_stats(ioim->itnim, qwait);
+ bfa_reqq_wait(ioim->bfa, ioim->reqq,
+ &ioim->iosp->reqq_wait);
+ }
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ ioim->iosp->abort_explicit = BFA_FALSE;
+ ioim->io_cbfn = __bfa_cb_ioim_failed;
+
+ if (bfa_ioim_send_abort(ioim))
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+ else {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+ bfa_stats(ioim->itnim, qwait);
+ bfa_reqq_wait(ioim->bfa, ioim->reqq,
+ &ioim->iosp->reqq_wait);
+ }
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_SQRETRY:
+ if (bfa_ioim_maxretry_reached(ioim)) {
+ /* max retry reached, free IO */
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+ __bfa_cb_ioim_failed, ioim);
+ break;
+ }
+ /* waiting for IO tag resource free */
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cmnd_retry);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is retried with new tag.
+ */
+static void
+bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ switch (event) {
+ case BFA_IOIM_SM_FREE:
+ /* abts and rrq done. Now retry the IO with new tag */
+ bfa_ioim_update_iotag(ioim);
+ if (!bfa_ioim_send_ioreq(ioim)) {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+ break;
+ }
+ bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ ioim->iosp->abort_explicit = BFA_FALSE;
+ ioim->io_cbfn = __bfa_cb_ioim_failed;
+
+ if (bfa_ioim_send_abort(ioim))
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+ else {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+ bfa_stats(ioim->itnim, qwait);
+ bfa_reqq_wait(ioim->bfa, ioim->reqq,
+ &ioim->iosp->reqq_wait);
+ }
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+ __bfa_cb_ioim_failed, ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ /* in this state IO abort is done.
+ * Waiting for IO tag resource free.
+ */
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is being aborted, waiting for completion from firmware.
+ */
+static void
+bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_COMP_GOOD:
+ case BFA_IOIM_SM_COMP:
+ case BFA_IOIM_SM_DONE:
+ case BFA_IOIM_SM_FREE:
+ break;
+
+ case BFA_IOIM_SM_ABORT_DONE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT_COMP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_COMP_UTAG:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ WARN_ON(ioim->iosp->abort_explicit != BFA_TRUE);
+ ioim->iosp->abort_explicit = BFA_FALSE;
+
+ if (bfa_ioim_send_abort(ioim))
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+ else {
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+ bfa_stats(ioim->itnim, qwait);
+ bfa_reqq_wait(ioim->bfa, ioim->reqq,
+ &ioim->iosp->reqq_wait);
+ }
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is being cleaned up (implicit abort), waiting for completion from
+ * firmware.
+ */
+static void
+bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_COMP_GOOD:
+ case BFA_IOIM_SM_COMP:
+ case BFA_IOIM_SM_DONE:
+ case BFA_IOIM_SM_FREE:
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ /*
+ * IO is already being aborted implicitly
+ */
+ ioim->io_cbfn = __bfa_cb_ioim_abort;
+ break;
+
+ case BFA_IOIM_SM_ABORT_DONE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT_COMP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_COMP_UTAG:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ /*
+ * IO can be in cleanup state already due to TM command.
+ * 2nd cleanup request comes from ITN offline event.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is waiting for room in request CQ
+ */
+static void
+bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_QRESUME:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+ bfa_ioim_send_ioreq(ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * Active IO is being aborted, waiting for room in request CQ.
+ */
+static void
+bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_QRESUME:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_abort);
+ bfa_ioim_send_abort(ioim);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ WARN_ON(ioim->iosp->abort_explicit != BFA_TRUE);
+ ioim->iosp->abort_explicit = BFA_FALSE;
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+ break;
+
+ case BFA_IOIM_SM_COMP_GOOD:
+ case BFA_IOIM_SM_COMP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_DONE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+ ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * Active IO is being cleaned up, waiting for room in request CQ.
+ */
+static void
+bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_QRESUME:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+ bfa_ioim_send_abort(ioim);
+ break;
+
+ case BFA_IOIM_SM_ABORT:
+ /*
+ * IO is already being cleaned up implicitly
+ */
+ ioim->io_cbfn = __bfa_cb_ioim_abort;
+ break;
+
+ case BFA_IOIM_SM_COMP_GOOD:
+ case BFA_IOIM_SM_COMP:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_DONE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+ bfa_ioim_move_to_comp_q(ioim);
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+ ioim);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO bfa callback is pending.
+ */
+static void
+bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ switch (event) {
+ case BFA_IOIM_SM_HCB:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+ bfa_ioim_free(ioim);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO bfa callback is pending. IO resource cannot be freed.
+ */
+static void
+bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_HCB:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_resfree);
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &ioim->fcpim->ioim_resfree_q);
+ break;
+
+ case BFA_IOIM_SM_FREE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * IO is completed, waiting resource free from firmware.
+ */
+static void
+bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, event);
+
+ switch (event) {
+ case BFA_IOIM_SM_FREE:
+ bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+ bfa_ioim_free(ioim);
+ break;
+
+ case BFA_IOIM_SM_CLEANUP:
+ bfa_ioim_notify_cleanup(ioim);
+ break;
+
+ case BFA_IOIM_SM_HWFAIL:
+ break;
+
+ default:
+ bfa_sm_fault(ioim->bfa, event);
+ }
+}
+
+/*
+ * This is called from bfa_fcpim_start after the bfa_init() with flash read
+ * is complete by driver. now invalidate the stale content of lun mask
+ * like unit attention, rp tag and lp tag.
+ */
+void
+bfa_ioim_lm_init(struct bfa_s *bfa)
+{
+ struct bfa_lun_mask_s *lunm_list;
+ int i;
+
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return;
+
+ lunm_list = bfa_get_lun_mask_list(bfa);
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ lunm_list[i].ua = BFA_IOIM_LM_UA_RESET;
+ lunm_list[i].lp_tag = BFA_LP_TAG_INVALID;
+ lunm_list[i].rp_tag = BFA_RPORT_TAG_INVALID;
+ }
+}
+
+static void
+__bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+
+ if (!complete) {
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+ return;
+ }
+
+ bfa_cb_ioim_good_comp(ioim->bfa->bfad, ioim->dio);
+}
+
+static void
+__bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+ struct bfi_ioim_rsp_s *m;
+ u8 *snsinfo = NULL;
+ u8 sns_len = 0;
+ s32 residue = 0;
+
+ if (!complete) {
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+ return;
+ }
+
+ m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg;
+ if (m->io_status == BFI_IOIM_STS_OK) {
+ /*
+ * setup sense information, if present
+ */
+ if ((m->scsi_status == SCSI_STATUS_CHECK_CONDITION) &&
+ m->sns_len) {
+ sns_len = m->sns_len;
+ snsinfo = BFA_SNSINFO_FROM_TAG(ioim->fcpim->fcp,
+ ioim->iotag);
+ }
+
+ /*
+ * setup residue value correctly for normal completions
+ */
+ if (m->resid_flags == FCP_RESID_UNDER) {
+ residue = be32_to_cpu(m->residue);
+ bfa_stats(ioim->itnim, iocomp_underrun);
+ }
+ if (m->resid_flags == FCP_RESID_OVER) {
+ residue = be32_to_cpu(m->residue);
+ residue = -residue;
+ bfa_stats(ioim->itnim, iocomp_overrun);
+ }
+ }
+
+ bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, m->io_status,
+ m->scsi_status, sns_len, snsinfo, residue);
+}
+
+void
+bfa_fcpim_lunmask_rp_update(struct bfa_s *bfa, wwn_t lp_wwn, wwn_t rp_wwn,
+ u16 rp_tag, u8 lp_tag)
+{
+ struct bfa_lun_mask_s *lun_list;
+ u8 i;
+
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return;
+
+ lun_list = bfa_get_lun_mask_list(bfa);
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if (lun_list[i].state == BFA_IOIM_LUN_MASK_ACTIVE) {
+ if ((lun_list[i].lp_wwn == lp_wwn) &&
+ (lun_list[i].rp_wwn == rp_wwn)) {
+ lun_list[i].rp_tag = rp_tag;
+ lun_list[i].lp_tag = lp_tag;
+ }
+ }
+ }
+}
+
+/*
+ * set UA for all active luns in LM DB
+ */
+static void
+bfa_ioim_lm_set_ua(struct bfa_s *bfa)
+{
+ struct bfa_lun_mask_s *lunm_list;
+ int i;
+
+ lunm_list = bfa_get_lun_mask_list(bfa);
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if (lunm_list[i].state != BFA_IOIM_LUN_MASK_ACTIVE)
+ continue;
+ lunm_list[i].ua = BFA_IOIM_LM_UA_SET;
+ }
+}
+
+bfa_status_t
+bfa_fcpim_lunmask_update(struct bfa_s *bfa, u32 update)
+{
+ struct bfa_lunmask_cfg_s *lun_mask;
+
+ bfa_trc(bfa, bfa_get_lun_mask_status(bfa));
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return BFA_STATUS_FAILED;
+
+ if (bfa_get_lun_mask_status(bfa) == update)
+ return BFA_STATUS_NO_CHANGE;
+
+ lun_mask = bfa_get_lun_mask(bfa);
+ lun_mask->status = update;
+
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_ENABLED)
+ bfa_ioim_lm_set_ua(bfa);
+
+ return bfa_dconf_update(bfa);
+}
+
+bfa_status_t
+bfa_fcpim_lunmask_clear(struct bfa_s *bfa)
+{
+ int i;
+ struct bfa_lun_mask_s *lunm_list;
+
+ bfa_trc(bfa, bfa_get_lun_mask_status(bfa));
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return BFA_STATUS_FAILED;
+
+ lunm_list = bfa_get_lun_mask_list(bfa);
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if (lunm_list[i].state == BFA_IOIM_LUN_MASK_ACTIVE) {
+ if (lunm_list[i].rp_tag != BFA_RPORT_TAG_INVALID)
+ bfa_rport_unset_lunmask(bfa,
+ BFA_RPORT_FROM_TAG(bfa, lunm_list[i].rp_tag));
+ }
+ }
+
+ memset(lunm_list, 0, sizeof(struct bfa_lun_mask_s) * MAX_LUN_MASK_CFG);
+ return bfa_dconf_update(bfa);
+}
+
+bfa_status_t
+bfa_fcpim_lunmask_query(struct bfa_s *bfa, void *buf)
+{
+ struct bfa_lunmask_cfg_s *lun_mask;
+
+ bfa_trc(bfa, bfa_get_lun_mask_status(bfa));
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return BFA_STATUS_FAILED;
+
+ lun_mask = bfa_get_lun_mask(bfa);
+ memcpy(buf, lun_mask, sizeof(struct bfa_lunmask_cfg_s));
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcpim_lunmask_add(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn,
+ wwn_t rpwwn, struct scsi_lun lun)
+{
+ struct bfa_lun_mask_s *lunm_list;
+ struct bfa_rport_s *rp = NULL;
+ int i, free_index = MAX_LUN_MASK_CFG + 1;
+ struct bfa_fcs_lport_s *port = NULL;
+ struct bfa_fcs_rport_s *rp_fcs;
+
+ bfa_trc(bfa, bfa_get_lun_mask_status(bfa));
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return BFA_STATUS_FAILED;
+
+ port = bfa_fcs_lookup_port(&((struct bfad_s *)bfa->bfad)->bfa_fcs,
+ vf_id, *pwwn);
+ if (port) {
+ *pwwn = port->port_cfg.pwwn;
+ rp_fcs = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn);
+ if (rp_fcs)
+ rp = rp_fcs->bfa_rport;
+ }
+
+ lunm_list = bfa_get_lun_mask_list(bfa);
+ /* if entry exists */
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if (lunm_list[i].state != BFA_IOIM_LUN_MASK_ACTIVE)
+ free_index = i;
+ if ((lunm_list[i].lp_wwn == *pwwn) &&
+ (lunm_list[i].rp_wwn == rpwwn) &&
+ (scsilun_to_int((struct scsi_lun *)&lunm_list[i].lun) ==
+ scsilun_to_int((struct scsi_lun *)&lun)))
+ return BFA_STATUS_ENTRY_EXISTS;
+ }
+
+ if (free_index > MAX_LUN_MASK_CFG)
+ return BFA_STATUS_MAX_ENTRY_REACHED;
+
+ if (rp) {
+ lunm_list[free_index].lp_tag = bfa_lps_get_tag_from_pid(bfa,
+ rp->rport_info.local_pid);
+ lunm_list[free_index].rp_tag = rp->rport_tag;
+ } else {
+ lunm_list[free_index].lp_tag = BFA_LP_TAG_INVALID;
+ lunm_list[free_index].rp_tag = BFA_RPORT_TAG_INVALID;
+ }
+
+ lunm_list[free_index].lp_wwn = *pwwn;
+ lunm_list[free_index].rp_wwn = rpwwn;
+ lunm_list[free_index].lun = lun;
+ lunm_list[free_index].state = BFA_IOIM_LUN_MASK_ACTIVE;
+
+ /* set for all luns in this rp */
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if ((lunm_list[i].lp_wwn == *pwwn) &&
+ (lunm_list[i].rp_wwn == rpwwn))
+ lunm_list[i].ua = BFA_IOIM_LM_UA_SET;
+ }
+
+ return bfa_dconf_update(bfa);
+}
+
+bfa_status_t
+bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn,
+ wwn_t rpwwn, struct scsi_lun lun)
+{
+ struct bfa_lun_mask_s *lunm_list;
+ struct bfa_rport_s *rp = NULL;
+ struct bfa_fcs_lport_s *port = NULL;
+ struct bfa_fcs_rport_s *rp_fcs;
+ int i;
+
+ /* in min cfg lunm_list could be NULL but no commands should run. */
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG)
+ return BFA_STATUS_FAILED;
+
+ bfa_trc(bfa, bfa_get_lun_mask_status(bfa));
+ bfa_trc(bfa, *pwwn);
+ bfa_trc(bfa, rpwwn);
+ bfa_trc(bfa, scsilun_to_int((struct scsi_lun *)&lun));
+
+ if (*pwwn == 0) {
+ port = bfa_fcs_lookup_port(
+ &((struct bfad_s *)bfa->bfad)->bfa_fcs,
+ vf_id, *pwwn);
+ if (port) {
+ *pwwn = port->port_cfg.pwwn;
+ rp_fcs = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn);
+ if (rp_fcs)
+ rp = rp_fcs->bfa_rport;
+ }
+ }
+
+ lunm_list = bfa_get_lun_mask_list(bfa);
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if ((lunm_list[i].lp_wwn == *pwwn) &&
+ (lunm_list[i].rp_wwn == rpwwn) &&
+ (scsilun_to_int((struct scsi_lun *)&lunm_list[i].lun) ==
+ scsilun_to_int((struct scsi_lun *)&lun))) {
+ lunm_list[i].lp_wwn = 0;
+ lunm_list[i].rp_wwn = 0;
+ int_to_scsilun(0, &lunm_list[i].lun);
+ lunm_list[i].state = BFA_IOIM_LUN_MASK_INACTIVE;
+ if (lunm_list[i].rp_tag != BFA_RPORT_TAG_INVALID) {
+ lunm_list[i].rp_tag = BFA_RPORT_TAG_INVALID;
+ lunm_list[i].lp_tag = BFA_LP_TAG_INVALID;
+ }
+ return bfa_dconf_update(bfa);
+ }
+ }
+
+ /* set for all luns in this rp */
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if ((lunm_list[i].lp_wwn == *pwwn) &&
+ (lunm_list[i].rp_wwn == rpwwn))
+ lunm_list[i].ua = BFA_IOIM_LM_UA_SET;
+ }
+
+ return BFA_STATUS_ENTRY_NOT_EXISTS;
+}
+
+static void
+__bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+
+ if (!complete) {
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+ return;
+ }
+
+ bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED,
+ 0, 0, NULL, 0);
+}
+
+static void
+__bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+
+ bfa_stats(ioim->itnim, path_tov_expired);
+ if (!complete) {
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+ return;
+ }
+
+ bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV,
+ 0, 0, NULL, 0);
+}
+
+static void
+__bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+
+ if (!complete) {
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+ return;
+ }
+
+ bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio);
+}
+
+static void
+bfa_ioim_sgpg_alloced(void *cbarg)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+
+ ioim->nsgpgs = BFA_SGPG_NPAGE(ioim->nsges);
+ list_splice_tail_init(&ioim->iosp->sgpg_wqe.sgpg_q, &ioim->sgpg_q);
+ ioim->sgpg = bfa_q_first(&ioim->sgpg_q);
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED);
+}
+
+/*
+ * Send I/O request to firmware.
+ */
+static bfa_boolean_t
+bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim)
+{
+ struct bfa_itnim_s *itnim = ioim->itnim;
+ struct bfi_ioim_req_s *m;
+ static struct fcp_cmnd_s cmnd_z0 = { { { 0 } } };
+ struct bfi_sge_s *sge, *sgpge;
+ u32 pgdlen = 0;
+ u32 fcp_dl;
+ u64 addr;
+ struct scatterlist *sg;
+ struct bfa_sgpg_s *sgpg;
+ struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio;
+ u32 i, sge_id, pgcumsz;
+ enum dma_data_direction dmadir;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(ioim->bfa, ioim->reqq);
+ if (!m) {
+ bfa_stats(ioim->itnim, qwait);
+ bfa_reqq_wait(ioim->bfa, ioim->reqq,
+ &ioim->iosp->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ /*
+ * build i/o request message next
+ */
+ m->io_tag = cpu_to_be16(ioim->iotag);
+ m->rport_hdl = ioim->itnim->rport->fw_handle;
+ m->io_timeout = 0;
+
+ sge = &m->sges[0];
+ sgpg = ioim->sgpg;
+ sge_id = 0;
+ sgpge = NULL;
+ pgcumsz = 0;
+ scsi_for_each_sg(cmnd, sg, ioim->nsges, i) {
+ if (i == 0) {
+ /* build inline IO SG element */
+ addr = bfa_sgaddr_le(sg_dma_address(sg));
+ sge->sga = *(union bfi_addr_u *) &addr;
+ pgdlen = sg_dma_len(sg);
+ sge->sg_len = pgdlen;
+ sge->flags = (ioim->nsges > BFI_SGE_INLINE) ?
+ BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST;
+ bfa_sge_to_be(sge);
+ sge++;
+ } else {
+ if (sge_id == 0)
+ sgpge = sgpg->sgpg->sges;
+
+ addr = bfa_sgaddr_le(sg_dma_address(sg));
+ sgpge->sga = *(union bfi_addr_u *) &addr;
+ sgpge->sg_len = sg_dma_len(sg);
+ pgcumsz += sgpge->sg_len;
+
+ /* set flags */
+ if (i < (ioim->nsges - 1) &&
+ sge_id < (BFI_SGPG_DATA_SGES - 1))
+ sgpge->flags = BFI_SGE_DATA;
+ else if (i < (ioim->nsges - 1))
+ sgpge->flags = BFI_SGE_DATA_CPL;
+ else
+ sgpge->flags = BFI_SGE_DATA_LAST;
+
+ bfa_sge_to_le(sgpge);
+
+ sgpge++;
+ if (i == (ioim->nsges - 1)) {
+ sgpge->flags = BFI_SGE_PGDLEN;
+ sgpge->sga.a32.addr_lo = 0;
+ sgpge->sga.a32.addr_hi = 0;
+ sgpge->sg_len = pgcumsz;
+ bfa_sge_to_le(sgpge);
+ } else if (++sge_id == BFI_SGPG_DATA_SGES) {
+ sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg);
+ sgpge->flags = BFI_SGE_LINK;
+ sgpge->sga = sgpg->sgpg_pa;
+ sgpge->sg_len = pgcumsz;
+ bfa_sge_to_le(sgpge);
+ sge_id = 0;
+ pgcumsz = 0;
+ }
+ }
+ }
+
+ if (ioim->nsges > BFI_SGE_INLINE) {
+ sge->sga = ioim->sgpg->sgpg_pa;
+ } else {
+ sge->sga.a32.addr_lo = 0;
+ sge->sga.a32.addr_hi = 0;
+ }
+ sge->sg_len = pgdlen;
+ sge->flags = BFI_SGE_PGDLEN;
+ bfa_sge_to_be(sge);
+
+ /*
+ * set up I/O command parameters
+ */
+ m->cmnd = cmnd_z0;
+ int_to_scsilun(cmnd->device->lun, &m->cmnd.lun);
+ dmadir = cmnd->sc_data_direction;
+ if (dmadir == DMA_TO_DEVICE)
+ m->cmnd.iodir = FCP_IODIR_WRITE;
+ else if (dmadir == DMA_FROM_DEVICE)
+ m->cmnd.iodir = FCP_IODIR_READ;
+ else
+ m->cmnd.iodir = FCP_IODIR_NONE;
+
+ m->cmnd.cdb = *(struct scsi_cdb_s *) cmnd->cmnd;
+ fcp_dl = scsi_bufflen(cmnd);
+ m->cmnd.fcp_dl = cpu_to_be32(fcp_dl);
+
+ /*
+ * set up I/O message header
+ */
+ switch (m->cmnd.iodir) {
+ case FCP_IODIR_READ:
+ bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_fn_lpu(ioim->bfa));
+ bfa_stats(itnim, input_reqs);
+ ioim->itnim->stats.rd_throughput += fcp_dl;
+ break;
+ case FCP_IODIR_WRITE:
+ bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_fn_lpu(ioim->bfa));
+ bfa_stats(itnim, output_reqs);
+ ioim->itnim->stats.wr_throughput += fcp_dl;
+ break;
+ case FCP_IODIR_RW:
+ bfa_stats(itnim, input_reqs);
+ bfa_stats(itnim, output_reqs);
+ default:
+ bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_fn_lpu(ioim->bfa));
+ }
+ if (itnim->seq_rec ||
+ (scsi_bufflen(cmnd) & (sizeof(u32) - 1)))
+ bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_fn_lpu(ioim->bfa));
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(ioim->bfa, ioim->reqq, m->mh);
+ return BFA_TRUE;
+}
+
+/*
+ * Setup any additional SG pages needed.Inline SG element is setup
+ * at queuing time.
+ */
+static bfa_boolean_t
+bfa_ioim_sgpg_alloc(struct bfa_ioim_s *ioim)
+{
+ u16 nsgpgs;
+
+ WARN_ON(ioim->nsges <= BFI_SGE_INLINE);
+
+ /*
+ * allocate SG pages needed
+ */
+ nsgpgs = BFA_SGPG_NPAGE(ioim->nsges);
+ if (!nsgpgs)
+ return BFA_TRUE;
+
+ if (bfa_sgpg_malloc(ioim->bfa, &ioim->sgpg_q, nsgpgs)
+ != BFA_STATUS_OK) {
+ bfa_sgpg_wait(ioim->bfa, &ioim->iosp->sgpg_wqe, nsgpgs);
+ return BFA_FALSE;
+ }
+
+ ioim->nsgpgs = nsgpgs;
+ ioim->sgpg = bfa_q_first(&ioim->sgpg_q);
+
+ return BFA_TRUE;
+}
+
+/*
+ * Send I/O abort request to firmware.
+ */
+static bfa_boolean_t
+bfa_ioim_send_abort(struct bfa_ioim_s *ioim)
+{
+ struct bfi_ioim_abort_req_s *m;
+ enum bfi_ioim_h2i msgop;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(ioim->bfa, ioim->reqq);
+ if (!m)
+ return BFA_FALSE;
+
+ /*
+ * build i/o request message next
+ */
+ if (ioim->iosp->abort_explicit)
+ msgop = BFI_IOIM_H2I_IOABORT_REQ;
+ else
+ msgop = BFI_IOIM_H2I_IOCLEANUP_REQ;
+
+ bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_fn_lpu(ioim->bfa));
+ m->io_tag = cpu_to_be16(ioim->iotag);
+ m->abort_tag = ++ioim->abort_tag;
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(ioim->bfa, ioim->reqq, m->mh);
+ return BFA_TRUE;
+}
+
+/*
+ * Call to resume any I/O requests waiting for room in request queue.
+ */
+static void
+bfa_ioim_qresume(void *cbarg)
+{
+ struct bfa_ioim_s *ioim = cbarg;
+
+ bfa_stats(ioim->itnim, qresumes);
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_QRESUME);
+}
+
+
+static void
+bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim)
+{
+ /*
+ * Move IO from itnim queue to fcpim global queue since itnim will be
+ * freed.
+ */
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+
+ if (!ioim->iosp->tskim) {
+ if (ioim->fcpim->delay_comp && ioim->itnim->iotov_active) {
+ bfa_cb_dequeue(&ioim->hcb_qe);
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &ioim->itnim->delay_comp_q);
+ }
+ bfa_itnim_iodone(ioim->itnim);
+ } else
+ bfa_wc_down(&ioim->iosp->tskim->wc);
+}
+
+static bfa_boolean_t
+bfa_ioim_is_abortable(struct bfa_ioim_s *ioim)
+{
+ if ((bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit) &&
+ (!bfa_q_is_on_q(&ioim->itnim->pending_q, ioim))) ||
+ (bfa_sm_cmp_state(ioim, bfa_ioim_sm_abort)) ||
+ (bfa_sm_cmp_state(ioim, bfa_ioim_sm_abort_qfull)) ||
+ (bfa_sm_cmp_state(ioim, bfa_ioim_sm_hcb)) ||
+ (bfa_sm_cmp_state(ioim, bfa_ioim_sm_hcb_free)) ||
+ (bfa_sm_cmp_state(ioim, bfa_ioim_sm_resfree)))
+ return BFA_FALSE;
+
+ return BFA_TRUE;
+}
+
+void
+bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov)
+{
+ /*
+ * If path tov timer expired, failback with PATHTOV status - these
+ * IO requests are not normally retried by IO stack.
+ *
+ * Otherwise device cameback online and fail it with normal failed
+ * status so that IO stack retries these failed IO requests.
+ */
+ if (iotov)
+ ioim->io_cbfn = __bfa_cb_ioim_pathtov;
+ else {
+ ioim->io_cbfn = __bfa_cb_ioim_failed;
+ bfa_stats(ioim->itnim, iocom_nexus_abort);
+ }
+ bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+
+ /*
+ * Move IO to fcpim global queue since itnim will be
+ * freed.
+ */
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+}
+
+
+/*
+ * Memory allocation and initialization.
+ */
+void
+bfa_ioim_attach(struct bfa_fcpim_s *fcpim)
+{
+ struct bfa_ioim_s *ioim;
+ struct bfa_fcp_mod_s *fcp = fcpim->fcp;
+ struct bfa_ioim_sp_s *iosp;
+ u16 i;
+
+ /*
+ * claim memory first
+ */
+ ioim = (struct bfa_ioim_s *) bfa_mem_kva_curp(fcp);
+ fcpim->ioim_arr = ioim;
+ bfa_mem_kva_curp(fcp) = (u8 *) (ioim + fcpim->fcp->num_ioim_reqs);
+
+ iosp = (struct bfa_ioim_sp_s *) bfa_mem_kva_curp(fcp);
+ fcpim->ioim_sp_arr = iosp;
+ bfa_mem_kva_curp(fcp) = (u8 *) (iosp + fcpim->fcp->num_ioim_reqs);
+
+ /*
+ * Initialize ioim free queues
+ */
+ INIT_LIST_HEAD(&fcpim->ioim_resfree_q);
+ INIT_LIST_HEAD(&fcpim->ioim_comp_q);
+
+ for (i = 0; i < fcpim->fcp->num_ioim_reqs;
+ i++, ioim++, iosp++) {
+ /*
+ * initialize IOIM
+ */
+ memset(ioim, 0, sizeof(struct bfa_ioim_s));
+ ioim->iotag = i;
+ ioim->bfa = fcpim->bfa;
+ ioim->fcpim = fcpim;
+ ioim->iosp = iosp;
+ INIT_LIST_HEAD(&ioim->sgpg_q);
+ bfa_reqq_winit(&ioim->iosp->reqq_wait,
+ bfa_ioim_qresume, ioim);
+ bfa_sgpg_winit(&ioim->iosp->sgpg_wqe,
+ bfa_ioim_sgpg_alloced, ioim);
+ bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+ }
+}
+
+void
+bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m;
+ struct bfa_ioim_s *ioim;
+ u16 iotag;
+ enum bfa_ioim_event evt = BFA_IOIM_SM_COMP;
+
+ iotag = be16_to_cpu(rsp->io_tag);
+
+ ioim = BFA_IOIM_FROM_TAG(fcpim, iotag);
+ WARN_ON(ioim->iotag != iotag);
+
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_trc(ioim->bfa, rsp->io_status);
+ bfa_trc(ioim->bfa, rsp->reuse_io_tag);
+
+ if (bfa_sm_cmp_state(ioim, bfa_ioim_sm_active))
+ ioim->iosp->comp_rspmsg = *m;
+
+ switch (rsp->io_status) {
+ case BFI_IOIM_STS_OK:
+ bfa_stats(ioim->itnim, iocomp_ok);
+ if (rsp->reuse_io_tag == 0)
+ evt = BFA_IOIM_SM_DONE;
+ else
+ evt = BFA_IOIM_SM_COMP;
+ break;
+
+ case BFI_IOIM_STS_TIMEDOUT:
+ bfa_stats(ioim->itnim, iocomp_timedout);
+ case BFI_IOIM_STS_ABORTED:
+ rsp->io_status = BFI_IOIM_STS_ABORTED;
+ bfa_stats(ioim->itnim, iocomp_aborted);
+ if (rsp->reuse_io_tag == 0)
+ evt = BFA_IOIM_SM_DONE;
+ else
+ evt = BFA_IOIM_SM_COMP;
+ break;
+
+ case BFI_IOIM_STS_PROTO_ERR:
+ bfa_stats(ioim->itnim, iocom_proto_err);
+ WARN_ON(!rsp->reuse_io_tag);
+ evt = BFA_IOIM_SM_COMP;
+ break;
+
+ case BFI_IOIM_STS_SQER_NEEDED:
+ bfa_stats(ioim->itnim, iocom_sqer_needed);
+ WARN_ON(rsp->reuse_io_tag != 0);
+ evt = BFA_IOIM_SM_SQRETRY;
+ break;
+
+ case BFI_IOIM_STS_RES_FREE:
+ bfa_stats(ioim->itnim, iocom_res_free);
+ evt = BFA_IOIM_SM_FREE;
+ break;
+
+ case BFI_IOIM_STS_HOST_ABORTED:
+ bfa_stats(ioim->itnim, iocom_hostabrts);
+ if (rsp->abort_tag != ioim->abort_tag) {
+ bfa_trc(ioim->bfa, rsp->abort_tag);
+ bfa_trc(ioim->bfa, ioim->abort_tag);
+ return;
+ }
+
+ if (rsp->reuse_io_tag)
+ evt = BFA_IOIM_SM_ABORT_COMP;
+ else
+ evt = BFA_IOIM_SM_ABORT_DONE;
+ break;
+
+ case BFI_IOIM_STS_UTAG:
+ bfa_stats(ioim->itnim, iocom_utags);
+ evt = BFA_IOIM_SM_COMP_UTAG;
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+
+ bfa_sm_send_event(ioim, evt);
+}
+
+void
+bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m;
+ struct bfa_ioim_s *ioim;
+ u16 iotag;
+
+ iotag = be16_to_cpu(rsp->io_tag);
+
+ ioim = BFA_IOIM_FROM_TAG(fcpim, iotag);
+ WARN_ON(ioim->iotag != iotag);
+
+ bfa_ioim_cb_profile_comp(fcpim, ioim);
+
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD);
+}
+
+/*
+ * Called by itnim to clean up IO while going offline.
+ */
+void
+bfa_ioim_cleanup(struct bfa_ioim_s *ioim)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_stats(ioim->itnim, io_cleanups);
+
+ ioim->iosp->tskim = NULL;
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP);
+}
+
+void
+bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_stats(ioim->itnim, io_tmaborts);
+
+ ioim->iosp->tskim = tskim;
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP);
+}
+
+/*
+ * IOC failure handling.
+ */
+void
+bfa_ioim_iocdisable(struct bfa_ioim_s *ioim)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_stats(ioim->itnim, io_iocdowns);
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_HWFAIL);
+}
+
+/*
+ * IO offline TOV popped. Fail the pending IO.
+ */
+void
+bfa_ioim_tov(struct bfa_ioim_s *ioim)
+{
+ bfa_trc(ioim->bfa, ioim->iotag);
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_IOTOV);
+}
+
+
+/*
+ * Allocate IOIM resource for initiator mode I/O request.
+ */
+struct bfa_ioim_s *
+bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio,
+ struct bfa_itnim_s *itnim, u16 nsges)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfa_ioim_s *ioim;
+ struct bfa_iotag_s *iotag = NULL;
+
+ /*
+ * alocate IOIM resource
+ */
+ bfa_q_deq(&fcpim->fcp->iotag_ioim_free_q, &iotag);
+ if (!iotag) {
+ bfa_stats(itnim, no_iotags);
+ return NULL;
+ }
+
+ ioim = BFA_IOIM_FROM_TAG(fcpim, iotag->tag);
+
+ ioim->dio = dio;
+ ioim->itnim = itnim;
+ ioim->nsges = nsges;
+ ioim->nsgpgs = 0;
+
+ bfa_stats(itnim, total_ios);
+ fcpim->ios_active++;
+
+ list_add_tail(&ioim->qe, &itnim->io_q);
+
+ return ioim;
+}
+
+void
+bfa_ioim_free(struct bfa_ioim_s *ioim)
+{
+ struct bfa_fcpim_s *fcpim = ioim->fcpim;
+ struct bfa_iotag_s *iotag;
+
+ if (ioim->nsgpgs > 0)
+ bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs);
+
+ bfa_stats(ioim->itnim, io_comps);
+ fcpim->ios_active--;
+
+ ioim->iotag &= BFA_IOIM_IOTAG_MASK;
+
+ WARN_ON(!(ioim->iotag <
+ (fcpim->fcp->num_ioim_reqs + fcpim->fcp->num_fwtio_reqs)));
+ iotag = BFA_IOTAG_FROM_TAG(fcpim->fcp, ioim->iotag);
+
+ if (ioim->iotag < fcpim->fcp->num_ioim_reqs)
+ list_add_tail(&iotag->qe, &fcpim->fcp->iotag_ioim_free_q);
+ else
+ list_add_tail(&iotag->qe, &fcpim->fcp->iotag_tio_free_q);
+
+ list_del(&ioim->qe);
+}
+
+void
+bfa_ioim_start(struct bfa_ioim_s *ioim)
+{
+ bfa_ioim_cb_profile_start(ioim->fcpim, ioim);
+
+ /*
+ * Obtain the queue over which this request has to be issued
+ */
+ ioim->reqq = bfa_fcpim_ioredirect_enabled(ioim->bfa) ?
+ BFA_FALSE : bfa_itnim_get_reqq(ioim);
+
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_START);
+}
+
+/*
+ * Driver I/O abort request.
+ */
+bfa_status_t
+bfa_ioim_abort(struct bfa_ioim_s *ioim)
+{
+
+ bfa_trc(ioim->bfa, ioim->iotag);
+
+ if (!bfa_ioim_is_abortable(ioim))
+ return BFA_STATUS_FAILED;
+
+ bfa_stats(ioim->itnim, io_aborts);
+ bfa_sm_send_event(ioim, BFA_IOIM_SM_ABORT);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * BFA TSKIM state machine functions
+ */
+
+/*
+ * Task management command beginning state.
+ */
+static void
+bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_START:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_active);
+ bfa_tskim_gather_ios(tskim);
+
+ /*
+ * If device is offline, do not send TM on wire. Just cleanup
+ * any pending IO requests and complete TM request.
+ */
+ if (!bfa_itnim_is_online(tskim->itnim)) {
+ bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+ tskim->tsk_status = BFI_TSKIM_STS_OK;
+ bfa_tskim_cleanup_ios(tskim);
+ return;
+ }
+
+ if (!bfa_tskim_send(tskim)) {
+ bfa_sm_set_state(tskim, bfa_tskim_sm_qfull);
+ bfa_stats(tskim->itnim, tm_qwait);
+ bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
+ &tskim->reqq_wait);
+ }
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+/*
+ * TM command is active, awaiting completion from firmware to
+ * cleanup IO requests in TM scope.
+ */
+static void
+bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_DONE:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+ bfa_tskim_cleanup_ios(tskim);
+ break;
+
+ case BFA_TSKIM_SM_CLEANUP:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
+ if (!bfa_tskim_send_abort(tskim)) {
+ bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup_qfull);
+ bfa_stats(tskim->itnim, tm_qwait);
+ bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
+ &tskim->reqq_wait);
+ }
+ break;
+
+ case BFA_TSKIM_SM_HWFAIL:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+ bfa_tskim_iocdisable_ios(tskim);
+ bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+/*
+ * An active TM is being cleaned up since ITN is offline. Awaiting cleanup
+ * completion event from firmware.
+ */
+static void
+bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_DONE:
+ /*
+ * Ignore and wait for ABORT completion from firmware.
+ */
+ break;
+
+ case BFA_TSKIM_SM_UTAG:
+ case BFA_TSKIM_SM_CLEANUP_DONE:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+ bfa_tskim_cleanup_ios(tskim);
+ break;
+
+ case BFA_TSKIM_SM_HWFAIL:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+ bfa_tskim_iocdisable_ios(tskim);
+ bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+static void
+bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_IOS_DONE:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+ bfa_tskim_qcomp(tskim, __bfa_cb_tskim_done);
+ break;
+
+ case BFA_TSKIM_SM_CLEANUP:
+ /*
+ * Ignore, TM command completed on wire.
+ * Notify TM conmpletion on IO cleanup completion.
+ */
+ break;
+
+ case BFA_TSKIM_SM_HWFAIL:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+ bfa_tskim_iocdisable_ios(tskim);
+ bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+/*
+ * Task management command is waiting for room in request CQ
+ */
+static void
+bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_QRESUME:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_active);
+ bfa_tskim_send(tskim);
+ break;
+
+ case BFA_TSKIM_SM_CLEANUP:
+ /*
+ * No need to send TM on wire since ITN is offline.
+ */
+ bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+ bfa_reqq_wcancel(&tskim->reqq_wait);
+ bfa_tskim_cleanup_ios(tskim);
+ break;
+
+ case BFA_TSKIM_SM_HWFAIL:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+ bfa_reqq_wcancel(&tskim->reqq_wait);
+ bfa_tskim_iocdisable_ios(tskim);
+ bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+/*
+ * Task management command is active, awaiting for room in request CQ
+ * to send clean up request.
+ */
+static void
+bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
+ enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_DONE:
+ bfa_reqq_wcancel(&tskim->reqq_wait);
+ /*
+ * Fall through !!!
+ */
+ case BFA_TSKIM_SM_QRESUME:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
+ bfa_tskim_send_abort(tskim);
+ break;
+
+ case BFA_TSKIM_SM_HWFAIL:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+ bfa_reqq_wcancel(&tskim->reqq_wait);
+ bfa_tskim_iocdisable_ios(tskim);
+ bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+/*
+ * BFA callback is pending
+ */
+static void
+bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+ bfa_trc(tskim->bfa, tskim->tsk_tag << 16 | event);
+
+ switch (event) {
+ case BFA_TSKIM_SM_HCB:
+ bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
+ bfa_tskim_free(tskim);
+ break;
+
+ case BFA_TSKIM_SM_CLEANUP:
+ bfa_tskim_notify_comp(tskim);
+ break;
+
+ case BFA_TSKIM_SM_HWFAIL:
+ break;
+
+ default:
+ bfa_sm_fault(tskim->bfa, event);
+ }
+}
+
+static void
+__bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_tskim_s *tskim = cbarg;
+
+ if (!complete) {
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
+ return;
+ }
+
+ bfa_stats(tskim->itnim, tm_success);
+ bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, tskim->tsk_status);
+}
+
+static void
+__bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_tskim_s *tskim = cbarg;
+
+ if (!complete) {
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
+ return;
+ }
+
+ bfa_stats(tskim->itnim, tm_failures);
+ bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk,
+ BFI_TSKIM_STS_FAILED);
+}
+
+static bfa_boolean_t
+bfa_tskim_match_scope(struct bfa_tskim_s *tskim, struct scsi_lun lun)
+{
+ switch (tskim->tm_cmnd) {
+ case FCP_TM_TARGET_RESET:
+ return BFA_TRUE;
+
+ case FCP_TM_ABORT_TASK_SET:
+ case FCP_TM_CLEAR_TASK_SET:
+ case FCP_TM_LUN_RESET:
+ case FCP_TM_CLEAR_ACA:
+ return !memcmp(&tskim->lun, &lun, sizeof(lun));
+
+ default:
+ WARN_ON(1);
+ }
+
+ return BFA_FALSE;
+}
+
+/*
+ * Gather affected IO requests and task management commands.
+ */
+static void
+bfa_tskim_gather_ios(struct bfa_tskim_s *tskim)
+{
+ struct bfa_itnim_s *itnim = tskim->itnim;
+ struct bfa_ioim_s *ioim;
+ struct list_head *qe, *qen;
+ struct scsi_cmnd *cmnd;
+ struct scsi_lun scsilun;
+
+ INIT_LIST_HEAD(&tskim->io_q);
+
+ /*
+ * Gather any active IO requests first.
+ */
+ list_for_each_safe(qe, qen, &itnim->io_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ cmnd = (struct scsi_cmnd *) ioim->dio;
+ int_to_scsilun(cmnd->device->lun, &scsilun);
+ if (bfa_tskim_match_scope(tskim, scsilun)) {
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &tskim->io_q);
+ }
+ }
+
+ /*
+ * Failback any pending IO requests immediately.
+ */
+ list_for_each_safe(qe, qen, &itnim->pending_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ cmnd = (struct scsi_cmnd *) ioim->dio;
+ int_to_scsilun(cmnd->device->lun, &scsilun);
+ if (bfa_tskim_match_scope(tskim, scsilun)) {
+ list_del(&ioim->qe);
+ list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+ bfa_ioim_tov(ioim);
+ }
+ }
+}
+
+/*
+ * IO cleanup completion
+ */
+static void
+bfa_tskim_cleanp_comp(void *tskim_cbarg)
+{
+ struct bfa_tskim_s *tskim = tskim_cbarg;
+
+ bfa_stats(tskim->itnim, tm_io_comps);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_IOS_DONE);
+}
+
+/*
+ * Gather affected IO requests and task management commands.
+ */
+static void
+bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim)
+{
+ struct bfa_ioim_s *ioim;
+ struct list_head *qe, *qen;
+
+ bfa_wc_init(&tskim->wc, bfa_tskim_cleanp_comp, tskim);
+
+ list_for_each_safe(qe, qen, &tskim->io_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ bfa_wc_up(&tskim->wc);
+ bfa_ioim_cleanup_tm(ioim, tskim);
+ }
+
+ bfa_wc_wait(&tskim->wc);
+}
+
+/*
+ * Send task management request to firmware.
+ */
+static bfa_boolean_t
+bfa_tskim_send(struct bfa_tskim_s *tskim)
+{
+ struct bfa_itnim_s *itnim = tskim->itnim;
+ struct bfi_tskim_req_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(tskim->bfa, itnim->reqq);
+ if (!m)
+ return BFA_FALSE;
+
+ /*
+ * build i/o request message next
+ */
+ bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ,
+ bfa_fn_lpu(tskim->bfa));
+
+ m->tsk_tag = cpu_to_be16(tskim->tsk_tag);
+ m->itn_fhdl = tskim->itnim->rport->fw_handle;
+ m->t_secs = tskim->tsecs;
+ m->lun = tskim->lun;
+ m->tm_flags = tskim->tm_cmnd;
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(tskim->bfa, itnim->reqq, m->mh);
+ return BFA_TRUE;
+}
+
+/*
+ * Send abort request to cleanup an active TM to firmware.
+ */
+static bfa_boolean_t
+bfa_tskim_send_abort(struct bfa_tskim_s *tskim)
+{
+ struct bfa_itnim_s *itnim = tskim->itnim;
+ struct bfi_tskim_abortreq_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(tskim->bfa, itnim->reqq);
+ if (!m)
+ return BFA_FALSE;
+
+ /*
+ * build i/o request message next
+ */
+ bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ,
+ bfa_fn_lpu(tskim->bfa));
+
+ m->tsk_tag = cpu_to_be16(tskim->tsk_tag);
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(tskim->bfa, itnim->reqq, m->mh);
+ return BFA_TRUE;
+}
+
+/*
+ * Call to resume task management cmnd waiting for room in request queue.
+ */
+static void
+bfa_tskim_qresume(void *cbarg)
+{
+ struct bfa_tskim_s *tskim = cbarg;
+
+ bfa_stats(tskim->itnim, tm_qresumes);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_QRESUME);
+}
+
+/*
+ * Cleanup IOs associated with a task mangement command on IOC failures.
+ */
+static void
+bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim)
+{
+ struct bfa_ioim_s *ioim;
+ struct list_head *qe, *qen;
+
+ list_for_each_safe(qe, qen, &tskim->io_q) {
+ ioim = (struct bfa_ioim_s *) qe;
+ bfa_ioim_iocdisable(ioim);
+ }
+}
+
+/*
+ * Notification on completions from related ioim.
+ */
+void
+bfa_tskim_iodone(struct bfa_tskim_s *tskim)
+{
+ bfa_wc_down(&tskim->wc);
+}
+
+/*
+ * Handle IOC h/w failure notification from itnim.
+ */
+void
+bfa_tskim_iocdisable(struct bfa_tskim_s *tskim)
+{
+ tskim->notify = BFA_FALSE;
+ bfa_stats(tskim->itnim, tm_iocdowns);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_HWFAIL);
+}
+
+/*
+ * Cleanup TM command and associated IOs as part of ITNIM offline.
+ */
+void
+bfa_tskim_cleanup(struct bfa_tskim_s *tskim)
+{
+ tskim->notify = BFA_TRUE;
+ bfa_stats(tskim->itnim, tm_cleanups);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP);
+}
+
+/*
+ * Memory allocation and initialization.
+ */
+void
+bfa_tskim_attach(struct bfa_fcpim_s *fcpim)
+{
+ struct bfa_tskim_s *tskim;
+ struct bfa_fcp_mod_s *fcp = fcpim->fcp;
+ u16 i;
+
+ INIT_LIST_HEAD(&fcpim->tskim_free_q);
+ INIT_LIST_HEAD(&fcpim->tskim_unused_q);
+
+ tskim = (struct bfa_tskim_s *) bfa_mem_kva_curp(fcp);
+ fcpim->tskim_arr = tskim;
+
+ for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) {
+ /*
+ * initialize TSKIM
+ */
+ memset(tskim, 0, sizeof(struct bfa_tskim_s));
+ tskim->tsk_tag = i;
+ tskim->bfa = fcpim->bfa;
+ tskim->fcpim = fcpim;
+ tskim->notify = BFA_FALSE;
+ bfa_reqq_winit(&tskim->reqq_wait, bfa_tskim_qresume,
+ tskim);
+ bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
+
+ list_add_tail(&tskim->qe, &fcpim->tskim_free_q);
+ }
+
+ bfa_mem_kva_curp(fcp) = (u8 *) tskim;
+}
+
+void
+bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m;
+ struct bfa_tskim_s *tskim;
+ u16 tsk_tag = be16_to_cpu(rsp->tsk_tag);
+
+ tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag);
+ WARN_ON(tskim->tsk_tag != tsk_tag);
+
+ tskim->tsk_status = rsp->tsk_status;
+
+ /*
+ * Firmware sends BFI_TSKIM_STS_ABORTED status for abort
+ * requests. All other statuses are for normal completions.
+ */
+ if (rsp->tsk_status == BFI_TSKIM_STS_ABORTED) {
+ bfa_stats(tskim->itnim, tm_cleanup_comps);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP_DONE);
+ } else if (rsp->tsk_status == BFI_TSKIM_STS_UTAG) {
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_UTAG);
+ } else {
+ bfa_stats(tskim->itnim, tm_fw_rsps);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_DONE);
+ }
+}
+
+
+struct bfa_tskim_s *
+bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfa_tskim_s *tskim;
+
+ bfa_q_deq(&fcpim->tskim_free_q, &tskim);
+
+ if (tskim)
+ tskim->dtsk = dtsk;
+
+ return tskim;
+}
+
+void
+bfa_tskim_free(struct bfa_tskim_s *tskim)
+{
+ WARN_ON(!bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe));
+ list_del(&tskim->qe);
+ list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q);
+}
+
+/*
+ * Start a task management command.
+ *
+ * @param[in] tskim BFA task management command instance
+ * @param[in] itnim i-t nexus for the task management command
+ * @param[in] lun lun, if applicable
+ * @param[in] tm_cmnd Task management command code.
+ * @param[in] t_secs Timeout in seconds
+ *
+ * @return None.
+ */
+void
+bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim,
+ struct scsi_lun lun,
+ enum fcp_tm_cmnd tm_cmnd, u8 tsecs)
+{
+ tskim->itnim = itnim;
+ tskim->lun = lun;
+ tskim->tm_cmnd = tm_cmnd;
+ tskim->tsecs = tsecs;
+ tskim->notify = BFA_FALSE;
+ bfa_stats(itnim, tm_cmnds);
+
+ list_add_tail(&tskim->qe, &itnim->tsk_q);
+ bfa_sm_send_event(tskim, BFA_TSKIM_SM_START);
+}
+
+void
+bfa_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct list_head *qe;
+ int i;
+
+ for (i = 0; i < (fcpim->num_tskim_reqs - num_tskim_fw); i++) {
+ bfa_q_deq_tail(&fcpim->tskim_free_q, &qe);
+ list_add_tail(qe, &fcpim->tskim_unused_q);
+ }
+}
+
+void
+bfa_fcp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa);
+ struct bfa_mem_kva_s *fcp_kva = BFA_MEM_FCP_KVA(bfa);
+ struct bfa_mem_dma_s *seg_ptr;
+ u16 nsegs, idx, per_seg_ios, num_io_req;
+ u32 km_len = 0;
+
+ /*
+ * ZERO for num_ioim_reqs and num_fwtio_reqs is allowed config value.
+ * So if the values are non zero, adjust them appropriately.
+ */
+ if (cfg->fwcfg.num_ioim_reqs &&
+ cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN)
+ cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
+ else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX)
+ cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX;
+
+ if (cfg->fwcfg.num_fwtio_reqs > BFA_FWTIO_MAX)
+ cfg->fwcfg.num_fwtio_reqs = BFA_FWTIO_MAX;
+
+ num_io_req = (cfg->fwcfg.num_ioim_reqs + cfg->fwcfg.num_fwtio_reqs);
+ if (num_io_req > BFA_IO_MAX) {
+ if (cfg->fwcfg.num_ioim_reqs && cfg->fwcfg.num_fwtio_reqs) {
+ cfg->fwcfg.num_ioim_reqs = BFA_IO_MAX/2;
+ cfg->fwcfg.num_fwtio_reqs = BFA_IO_MAX/2;
+ } else if (cfg->fwcfg.num_fwtio_reqs)
+ cfg->fwcfg.num_fwtio_reqs = BFA_FWTIO_MAX;
+ else
+ cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX;
+ }
+
+ bfa_fcpim_meminfo(cfg, &km_len);
+
+ num_io_req = (cfg->fwcfg.num_ioim_reqs + cfg->fwcfg.num_fwtio_reqs);
+ km_len += num_io_req * sizeof(struct bfa_iotag_s);
+ km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itn_s);
+
+ /* dma memory */
+ nsegs = BFI_MEM_DMA_NSEGS(num_io_req, BFI_IOIM_SNSLEN);
+ per_seg_ios = BFI_MEM_NREQS_SEG(BFI_IOIM_SNSLEN);
+
+ bfa_mem_dma_seg_iter(fcp, seg_ptr, nsegs, idx) {
+ if (num_io_req >= per_seg_ios) {
+ num_io_req -= per_seg_ios;
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ per_seg_ios * BFI_IOIM_SNSLEN);
+ } else
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ num_io_req * BFI_IOIM_SNSLEN);
+ }
+
+ /* kva memory */
+ bfa_mem_kva_setup(minfo, fcp_kva, km_len);
+}
+
+void
+bfa_fcp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa);
+ struct bfa_mem_dma_s *seg_ptr;
+ u16 idx, nsegs, num_io_req;
+
+ fcp->max_ioim_reqs = cfg->fwcfg.num_ioim_reqs;
+ fcp->num_ioim_reqs = cfg->fwcfg.num_ioim_reqs;
+ fcp->num_fwtio_reqs = cfg->fwcfg.num_fwtio_reqs;
+ fcp->num_itns = cfg->fwcfg.num_rports;
+ fcp->bfa = bfa;
+
+ /*
+ * Setup the pool of snsbase addr's, that is passed to fw as
+ * part of bfi_iocfc_cfg_s.
+ */
+ num_io_req = (cfg->fwcfg.num_ioim_reqs + cfg->fwcfg.num_fwtio_reqs);
+ nsegs = BFI_MEM_DMA_NSEGS(num_io_req, BFI_IOIM_SNSLEN);
+
+ bfa_mem_dma_seg_iter(fcp, seg_ptr, nsegs, idx) {
+
+ if (!bfa_mem_dma_virt(seg_ptr))
+ break;
+
+ fcp->snsbase[idx].pa = bfa_mem_dma_phys(seg_ptr);
+ fcp->snsbase[idx].kva = bfa_mem_dma_virt(seg_ptr);
+ bfa_iocfc_set_snsbase(bfa, idx, fcp->snsbase[idx].pa);
+ }
+
+ fcp->throttle_update_required = 1;
+ bfa_fcpim_attach(fcp, bfad, cfg, pcidev);
+
+ bfa_iotag_attach(fcp);
+
+ fcp->itn_arr = (struct bfa_itn_s *) bfa_mem_kva_curp(fcp);
+ bfa_mem_kva_curp(fcp) = (u8 *)fcp->itn_arr +
+ (fcp->num_itns * sizeof(struct bfa_itn_s));
+ memset(fcp->itn_arr, 0,
+ (fcp->num_itns * sizeof(struct bfa_itn_s)));
+}
+
+void
+bfa_fcp_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa);
+
+ bfa_fcpim_iocdisable(fcp);
+}
+
+void
+bfa_fcp_res_recfg(struct bfa_s *bfa, u16 num_ioim_fw, u16 max_ioim_fw)
+{
+ struct bfa_fcp_mod_s *mod = BFA_FCP_MOD(bfa);
+ struct list_head *qe;
+ int i;
+
+ /* Update io throttle value only once during driver load time */
+ if (!mod->throttle_update_required)
+ return;
+
+ for (i = 0; i < (mod->num_ioim_reqs - num_ioim_fw); i++) {
+ bfa_q_deq_tail(&mod->iotag_ioim_free_q, &qe);
+ list_add_tail(qe, &mod->iotag_unused_q);
+ }
+
+ if (mod->num_ioim_reqs != num_ioim_fw) {
+ bfa_trc(bfa, mod->num_ioim_reqs);
+ bfa_trc(bfa, num_ioim_fw);
+ }
+
+ mod->max_ioim_reqs = max_ioim_fw;
+ mod->num_ioim_reqs = num_ioim_fw;
+ mod->throttle_update_required = 0;
+}
+
+void
+bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport,
+ void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m))
+{
+ struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa);
+ struct bfa_itn_s *itn;
+
+ itn = BFA_ITN_FROM_TAG(fcp, rport->rport_tag);
+ itn->isr = isr;
+}
+
+/*
+ * Itn interrupt processing.
+ */
+void
+bfa_itn_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa);
+ union bfi_itn_i2h_msg_u msg;
+ struct bfa_itn_s *itn;
+
+ msg.msg = m;
+ itn = BFA_ITN_FROM_TAG(fcp, msg.create_rsp->bfa_handle);
+
+ if (itn->isr)
+ itn->isr(bfa, m);
+ else
+ WARN_ON(1);
+}
+
+void
+bfa_iotag_attach(struct bfa_fcp_mod_s *fcp)
+{
+ struct bfa_iotag_s *iotag;
+ u16 num_io_req, i;
+
+ iotag = (struct bfa_iotag_s *) bfa_mem_kva_curp(fcp);
+ fcp->iotag_arr = iotag;
+
+ INIT_LIST_HEAD(&fcp->iotag_ioim_free_q);
+ INIT_LIST_HEAD(&fcp->iotag_tio_free_q);
+ INIT_LIST_HEAD(&fcp->iotag_unused_q);
+
+ num_io_req = fcp->num_ioim_reqs + fcp->num_fwtio_reqs;
+ for (i = 0; i < num_io_req; i++, iotag++) {
+ memset(iotag, 0, sizeof(struct bfa_iotag_s));
+ iotag->tag = i;
+ if (i < fcp->num_ioim_reqs)
+ list_add_tail(&iotag->qe, &fcp->iotag_ioim_free_q);
+ else
+ list_add_tail(&iotag->qe, &fcp->iotag_tio_free_q);
+ }
+
+ bfa_mem_kva_curp(fcp) = (u8 *) iotag;
+}
+
+
+/**
+ * To send config req, first try to use throttle value from flash
+ * If 0, then use driver parameter
+ * We need to use min(flash_val, drv_val) because
+ * memory allocation was done based on this cfg'd value
+ */
+u16
+bfa_fcpim_get_throttle_cfg(struct bfa_s *bfa, u16 drv_cfg_param)
+{
+ u16 tmp;
+ struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa);
+
+ /*
+ * If throttle value from flash is already in effect after driver is
+ * loaded then until next load, always return current value instead
+ * of actual flash value
+ */
+ if (!fcp->throttle_update_required)
+ return (u16)fcp->num_ioim_reqs;
+
+ tmp = bfa_dconf_read_data_valid(bfa) ? bfa_fcpim_read_throttle(bfa) : 0;
+ if (!tmp || (tmp > drv_cfg_param))
+ tmp = drv_cfg_param;
+
+ return tmp;
+}
+
+bfa_status_t
+bfa_fcpim_write_throttle(struct bfa_s *bfa, u16 value)
+{
+ if (!bfa_dconf_get_min_cfg(bfa)) {
+ BFA_DCONF_MOD(bfa)->dconf->throttle_cfg.value = value;
+ BFA_DCONF_MOD(bfa)->dconf->throttle_cfg.is_valid = 1;
+ return BFA_STATUS_OK;
+ }
+
+ return BFA_STATUS_FAILED;
+}
+
+u16
+bfa_fcpim_read_throttle(struct bfa_s *bfa)
+{
+ struct bfa_throttle_cfg_s *throttle_cfg =
+ &(BFA_DCONF_MOD(bfa)->dconf->throttle_cfg);
+
+ return ((!bfa_dconf_get_min_cfg(bfa)) ?
+ ((throttle_cfg->is_valid == 1) ? (throttle_cfg->value) : 0) : 0);
+}
+
+bfa_status_t
+bfa_fcpim_throttle_set(struct bfa_s *bfa, u16 value)
+{
+ /* in min cfg no commands should run. */
+ if ((bfa_dconf_get_min_cfg(bfa) == BFA_TRUE) ||
+ (!bfa_dconf_read_data_valid(bfa)))
+ return BFA_STATUS_FAILED;
+
+ bfa_fcpim_write_throttle(bfa, value);
+
+ return bfa_dconf_update(bfa);
+}
+
+bfa_status_t
+bfa_fcpim_throttle_get(struct bfa_s *bfa, void *buf)
+{
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa);
+ struct bfa_defs_fcpim_throttle_s throttle;
+
+ if ((bfa_dconf_get_min_cfg(bfa) == BFA_TRUE) ||
+ (!bfa_dconf_read_data_valid(bfa)))
+ return BFA_STATUS_FAILED;
+
+ memset(&throttle, 0, sizeof(struct bfa_defs_fcpim_throttle_s));
+
+ throttle.cur_value = (u16)(fcpim->fcp->num_ioim_reqs);
+ throttle.cfg_value = bfa_fcpim_read_throttle(bfa);
+ if (!throttle.cfg_value)
+ throttle.cfg_value = throttle.cur_value;
+ throttle.max_value = (u16)(fcpim->fcp->max_ioim_reqs);
+ memcpy(buf, &throttle, sizeof(struct bfa_defs_fcpim_throttle_s));
+
+ return BFA_STATUS_OK;
+}
diff --git a/drivers/scsi/bfa/bfa_fcpim.h b/drivers/scsi/bfa/bfa_fcpim.h
new file mode 100644
index 0000000..ec8f863
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcpim.h
@@ -0,0 +1,430 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPIM_H__
+#define __BFA_FCPIM_H__
+
+#include "bfa.h"
+#include "bfa_svc.h"
+#include "bfi_ms.h"
+#include "bfa_defs_svc.h"
+#include "bfa_cs.h"
+
+/* FCP module related definitions */
+#define BFA_IO_MAX BFI_IO_MAX
+#define BFA_FWTIO_MAX 2000
+
+struct bfa_fcp_mod_s;
+struct bfa_iotag_s {
+ struct list_head qe; /* queue element */
+ u16 tag; /* FW IO tag */
+};
+
+struct bfa_itn_s {
+ bfa_isr_func_t isr;
+};
+
+void bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport,
+ void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m));
+void bfa_itn_isr(struct bfa_s *bfa, struct bfi_msg_s *m);
+void bfa_iotag_attach(struct bfa_fcp_mod_s *fcp);
+void bfa_fcp_res_recfg(struct bfa_s *bfa, u16 num_ioim_fw, u16 max_ioim_fw);
+
+#define BFA_FCP_MOD(_hal) (&(_hal)->modules.fcp_mod)
+#define BFA_MEM_FCP_KVA(__bfa) (&(BFA_FCP_MOD(__bfa)->kva_seg))
+#define BFA_IOTAG_FROM_TAG(_fcp, _tag) \
+ (&(_fcp)->iotag_arr[(_tag & BFA_IOIM_IOTAG_MASK)])
+#define BFA_ITN_FROM_TAG(_fcp, _tag) \
+ ((_fcp)->itn_arr + ((_tag) & ((_fcp)->num_itns - 1)))
+#define BFA_SNSINFO_FROM_TAG(_fcp, _tag) \
+ bfa_mem_get_dmabuf_kva(_fcp, (_tag & BFA_IOIM_IOTAG_MASK), \
+ BFI_IOIM_SNSLEN)
+
+
+#define BFA_ITNIM_MIN 32
+#define BFA_ITNIM_MAX 1024
+
+#define BFA_IOIM_MIN 8
+#define BFA_IOIM_MAX 2000
+
+#define BFA_TSKIM_MIN 4
+#define BFA_TSKIM_MAX 512
+#define BFA_FCPIM_PATHTOV_DEF (30 * 1000) /* in millisecs */
+#define BFA_FCPIM_PATHTOV_MAX (90 * 1000) /* in millisecs */
+
+
+#define bfa_itnim_ioprofile_update(__itnim, __index) \
+ (__itnim->ioprofile.iocomps[__index]++)
+
+#define BFA_IOIM_RETRY_TAG_OFFSET 11
+#define BFA_IOIM_IOTAG_MASK 0x07ff /* 2K IOs */
+#define BFA_IOIM_RETRY_MAX 7
+
+/* Buckets are are 512 bytes to 2MB */
+static inline u32
+bfa_ioim_get_index(u32 n) {
+ int pos = 0;
+ if (n >= (1UL)<<22)
+ return BFA_IOBUCKET_MAX - 1;
+ n >>= 8;
+ if (n >= (1UL)<<16) {
+ n >>= 16;
+ pos += 16;
+ }
+ if (n >= 1 << 8) {
+ n >>= 8;
+ pos += 8;
+ }
+ if (n >= 1 << 4) {
+ n >>= 4;
+ pos += 4;
+ }
+ if (n >= 1 << 2) {
+ n >>= 2;
+ pos += 2;
+ }
+ if (n >= 1 << 1)
+ pos += 1;
+
+ return (n == 0) ? (0) : pos;
+}
+
+/*
+ * forward declarations
+ */
+struct bfa_ioim_s;
+struct bfa_tskim_s;
+struct bfad_ioim_s;
+struct bfad_tskim_s;
+
+typedef void (*bfa_fcpim_profile_t) (struct bfa_ioim_s *ioim);
+
+struct bfa_fcpim_s {
+ struct bfa_s *bfa;
+ struct bfa_fcp_mod_s *fcp;
+ struct bfa_itnim_s *itnim_arr;
+ struct bfa_ioim_s *ioim_arr;
+ struct bfa_ioim_sp_s *ioim_sp_arr;
+ struct bfa_tskim_s *tskim_arr;
+ int num_itnims;
+ int num_tskim_reqs;
+ u32 path_tov;
+ u16 q_depth;
+ u8 reqq; /* Request queue to be used */
+ struct list_head itnim_q; /* queue of active itnim */
+ struct list_head ioim_resfree_q; /* IOs waiting for f/w */
+ struct list_head ioim_comp_q; /* IO global comp Q */
+ struct list_head tskim_free_q;
+ struct list_head tskim_unused_q; /* Unused tskim Q */
+ u32 ios_active; /* current active IOs */
+ u32 delay_comp;
+ struct bfa_fcpim_del_itn_stats_s del_itn_stats;
+ bfa_boolean_t ioredirect;
+ bfa_boolean_t io_profile;
+ time64_t io_profile_start_time;
+ bfa_fcpim_profile_t profile_comp;
+ bfa_fcpim_profile_t profile_start;
+};
+
+/* Max FCP dma segs required */
+#define BFA_FCP_DMA_SEGS BFI_IOIM_SNSBUF_SEGS
+
+struct bfa_fcp_mod_s {
+ struct bfa_s *bfa;
+ struct list_head iotag_ioim_free_q; /* free IO resources */
+ struct list_head iotag_tio_free_q; /* free IO resources */
+ struct list_head iotag_unused_q; /* unused IO resources*/
+ struct bfa_iotag_s *iotag_arr;
+ struct bfa_itn_s *itn_arr;
+ int max_ioim_reqs;
+ int num_ioim_reqs;
+ int num_fwtio_reqs;
+ int num_itns;
+ struct bfa_dma_s snsbase[BFA_FCP_DMA_SEGS];
+ struct bfa_fcpim_s fcpim;
+ struct bfa_mem_dma_s dma_seg[BFA_FCP_DMA_SEGS];
+ struct bfa_mem_kva_s kva_seg;
+ int throttle_update_required;
+};
+
+/*
+ * BFA IO (initiator mode)
+ */
+struct bfa_ioim_s {
+ struct list_head qe; /* queue elememt */
+ bfa_sm_t sm; /* BFA ioim state machine */
+ struct bfa_s *bfa; /* BFA module */
+ struct bfa_fcpim_s *fcpim; /* parent fcpim module */
+ struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */
+ struct bfad_ioim_s *dio; /* driver IO handle */
+ u16 iotag; /* FWI IO tag */
+ u16 abort_tag; /* unqiue abort request tag */
+ u16 nsges; /* number of SG elements */
+ u16 nsgpgs; /* number of SG pages */
+ struct bfa_sgpg_s *sgpg; /* first SG page */
+ struct list_head sgpg_q; /* allocated SG pages */
+ struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */
+ bfa_cb_cbfn_t io_cbfn; /* IO completion handler */
+ struct bfa_ioim_sp_s *iosp; /* slow-path IO handling */
+ u8 reqq; /* Request queue for I/O */
+ u8 mode; /* IO is passthrough or not */
+ u64 start_time; /* IO's Profile start val */
+};
+
+struct bfa_ioim_sp_s {
+ struct bfi_msg_s comp_rspmsg; /* IO comp f/w response */
+ struct bfa_sgpg_wqe_s sgpg_wqe; /* waitq elem for sgpg */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ bfa_boolean_t abort_explicit; /* aborted by OS */
+ struct bfa_tskim_s *tskim; /* Relevant TM cmd */
+};
+
+/*
+ * BFA Task management command (initiator mode)
+ */
+struct bfa_tskim_s {
+ struct list_head qe;
+ bfa_sm_t sm;
+ struct bfa_s *bfa; /* BFA module */
+ struct bfa_fcpim_s *fcpim; /* parent fcpim module */
+ struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */
+ struct bfad_tskim_s *dtsk; /* driver task mgmt cmnd */
+ bfa_boolean_t notify; /* notify itnim on TM comp */
+ struct scsi_lun lun; /* lun if applicable */
+ enum fcp_tm_cmnd tm_cmnd; /* task management command */
+ u16 tsk_tag; /* FWI IO tag */
+ u8 tsecs; /* timeout in seconds */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ struct list_head io_q; /* queue of affected IOs */
+ struct bfa_wc_s wc; /* waiting counter */
+ struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */
+ enum bfi_tskim_status tsk_status; /* TM status */
+};
+
+/*
+ * BFA i-t-n (initiator mode)
+ */
+struct bfa_itnim_s {
+ struct list_head qe; /* queue element */
+ bfa_sm_t sm; /* i-t-n im BFA state machine */
+ struct bfa_s *bfa; /* bfa instance */
+ struct bfa_rport_s *rport; /* bfa rport */
+ void *ditn; /* driver i-t-n structure */
+ struct bfi_mhdr_s mhdr; /* pre-built mhdr */
+ u8 msg_no; /* itnim/rport firmware handle */
+ u8 reqq; /* CQ for requests */
+ struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */
+ struct list_head pending_q; /* queue of pending IO requests */
+ struct list_head io_q; /* queue of active IO requests */
+ struct list_head io_cleanup_q; /* IO being cleaned up */
+ struct list_head tsk_q; /* queue of active TM commands */
+ struct list_head delay_comp_q; /* queue of failed inflight cmds */
+ bfa_boolean_t seq_rec; /* SQER supported */
+ bfa_boolean_t is_online; /* itnim is ONLINE for IO */
+ bfa_boolean_t iotov_active; /* IO TOV timer is active */
+ struct bfa_wc_s wc; /* waiting counter */
+ struct bfa_timer_s timer; /* pending IO TOV */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ struct bfa_fcpim_s *fcpim; /* fcpim module */
+ struct bfa_itnim_iostats_s stats;
+ struct bfa_itnim_ioprofile_s ioprofile;
+};
+
+#define bfa_itnim_is_online(_itnim) ((_itnim)->is_online)
+#define BFA_FCPIM(_hal) (&(_hal)->modules.fcp_mod.fcpim)
+#define BFA_IOIM_TAG_2_ID(_iotag) ((_iotag) & BFA_IOIM_IOTAG_MASK)
+#define BFA_IOIM_FROM_TAG(_fcpim, _iotag) \
+ (&fcpim->ioim_arr[(_iotag & BFA_IOIM_IOTAG_MASK)])
+#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag) \
+ (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)])
+
+#define bfa_io_profile_start_time(_bfa) \
+ ((_bfa)->modules.fcp_mod.fcpim.io_profile_start_time)
+#define bfa_fcpim_get_io_profile(_bfa) \
+ ((_bfa)->modules.fcp_mod.fcpim.io_profile)
+#define bfa_ioim_update_iotag(__ioim) do { \
+ uint16_t k = (__ioim)->iotag >> BFA_IOIM_RETRY_TAG_OFFSET; \
+ k++; (__ioim)->iotag &= BFA_IOIM_IOTAG_MASK; \
+ (__ioim)->iotag |= k << BFA_IOIM_RETRY_TAG_OFFSET; \
+} while (0)
+
+static inline bfa_boolean_t
+bfa_ioim_maxretry_reached(struct bfa_ioim_s *ioim)
+{
+ uint16_t k = ioim->iotag >> BFA_IOIM_RETRY_TAG_OFFSET;
+ if (k < BFA_IOIM_RETRY_MAX)
+ return BFA_FALSE;
+ return BFA_TRUE;
+}
+
+/*
+ * function prototypes
+ */
+void bfa_ioim_attach(struct bfa_fcpim_s *fcpim);
+void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void bfa_ioim_good_comp_isr(struct bfa_s *bfa,
+ struct bfi_msg_s *msg);
+void bfa_ioim_cleanup(struct bfa_ioim_s *ioim);
+void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim,
+ struct bfa_tskim_s *tskim);
+void bfa_ioim_iocdisable(struct bfa_ioim_s *ioim);
+void bfa_ioim_tov(struct bfa_ioim_s *ioim);
+
+void bfa_tskim_attach(struct bfa_fcpim_s *fcpim);
+void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void bfa_tskim_iodone(struct bfa_tskim_s *tskim);
+void bfa_tskim_iocdisable(struct bfa_tskim_s *tskim);
+void bfa_tskim_cleanup(struct bfa_tskim_s *tskim);
+void bfa_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw);
+
+void bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len);
+void bfa_itnim_attach(struct bfa_fcpim_s *fcpim);
+void bfa_itnim_iocdisable(struct bfa_itnim_s *itnim);
+void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void bfa_itnim_iodone(struct bfa_itnim_s *itnim);
+void bfa_itnim_tskdone(struct bfa_itnim_s *itnim);
+bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim);
+
+/*
+ * bfa fcpim module API functions
+ */
+void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov);
+u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa);
+u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa);
+bfa_status_t bfa_fcpim_port_iostats(struct bfa_s *bfa,
+ struct bfa_itnim_iostats_s *stats, u8 lp_tag);
+void bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *fcpim_stats,
+ struct bfa_itnim_iostats_s *itnim_stats);
+bfa_status_t bfa_fcpim_profile_on(struct bfa_s *bfa, time64_t time);
+bfa_status_t bfa_fcpim_profile_off(struct bfa_s *bfa);
+
+#define bfa_fcpim_ioredirect_enabled(__bfa) \
+ (((struct bfa_fcpim_s *)(BFA_FCPIM(__bfa)))->ioredirect)
+
+#define bfa_fcpim_get_next_reqq(__bfa, __qid) \
+{ \
+ struct bfa_fcpim_s *__fcpim = BFA_FCPIM(__bfa); \
+ __fcpim->reqq++; \
+ __fcpim->reqq &= (BFI_IOC_MAX_CQS - 1); \
+ *(__qid) = __fcpim->reqq; \
+}
+
+#define bfa_iocfc_map_msg_to_qid(__msg, __qid) \
+ *(__qid) = (u8)((__msg) & (BFI_IOC_MAX_CQS - 1));
+/*
+ * bfa itnim API functions
+ */
+struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa,
+ struct bfa_rport_s *rport, void *itnim);
+void bfa_itnim_delete(struct bfa_itnim_s *itnim);
+void bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec);
+void bfa_itnim_offline(struct bfa_itnim_s *itnim);
+void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim);
+bfa_status_t bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim,
+ struct bfa_itnim_ioprofile_s *ioprofile);
+
+#define bfa_itnim_get_reqq(__ioim) (((struct bfa_ioim_s *)__ioim)->itnim->reqq)
+
+/*
+ * BFA completion callback for bfa_itnim_online().
+ */
+void bfa_cb_itnim_online(void *itnim);
+
+/*
+ * BFA completion callback for bfa_itnim_offline().
+ */
+void bfa_cb_itnim_offline(void *itnim);
+void bfa_cb_itnim_tov_begin(void *itnim);
+void bfa_cb_itnim_tov(void *itnim);
+
+/*
+ * BFA notification to FCS/driver for second level error recovery.
+ * Atleast one I/O request has timedout and target is unresponsive to
+ * repeated abort requests. Second level error recovery should be initiated
+ * by starting implicit logout and recovery procedures.
+ */
+void bfa_cb_itnim_sler(void *itnim);
+
+/*
+ * bfa ioim API functions
+ */
+struct bfa_ioim_s *bfa_ioim_alloc(struct bfa_s *bfa,
+ struct bfad_ioim_s *dio,
+ struct bfa_itnim_s *itnim,
+ u16 nsgles);
+
+void bfa_ioim_free(struct bfa_ioim_s *ioim);
+void bfa_ioim_start(struct bfa_ioim_s *ioim);
+bfa_status_t bfa_ioim_abort(struct bfa_ioim_s *ioim);
+void bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim,
+ bfa_boolean_t iotov);
+/*
+ * I/O completion notification.
+ *
+ * @param[in] dio driver IO structure
+ * @param[in] io_status IO completion status
+ * @param[in] scsi_status SCSI status returned by target
+ * @param[in] sns_len SCSI sense length, 0 if none
+ * @param[in] sns_info SCSI sense data, if any
+ * @param[in] residue Residual length
+ *
+ * @return None
+ */
+void bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio,
+ enum bfi_ioim_status io_status,
+ u8 scsi_status, int sns_len,
+ u8 *sns_info, s32 residue);
+
+/*
+ * I/O good completion notification.
+ */
+void bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio);
+
+/*
+ * I/O abort completion notification
+ */
+void bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio);
+
+/*
+ * bfa tskim API functions
+ */
+struct bfa_tskim_s *bfa_tskim_alloc(struct bfa_s *bfa,
+ struct bfad_tskim_s *dtsk);
+void bfa_tskim_free(struct bfa_tskim_s *tskim);
+void bfa_tskim_start(struct bfa_tskim_s *tskim,
+ struct bfa_itnim_s *itnim, struct scsi_lun lun,
+ enum fcp_tm_cmnd tm, u8 t_secs);
+void bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
+ enum bfi_tskim_status tsk_status);
+
+void bfa_fcpim_lunmask_rp_update(struct bfa_s *bfa, wwn_t lp_wwn,
+ wwn_t rp_wwn, u16 rp_tag, u8 lp_tag);
+bfa_status_t bfa_fcpim_lunmask_update(struct bfa_s *bfa, u32 on_off);
+bfa_status_t bfa_fcpim_lunmask_query(struct bfa_s *bfa, void *buf);
+bfa_status_t bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id,
+ wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun);
+bfa_status_t bfa_fcpim_lunmask_add(struct bfa_s *bfa, u16 vf_id,
+ wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun);
+bfa_status_t bfa_fcpim_lunmask_clear(struct bfa_s *bfa);
+u16 bfa_fcpim_read_throttle(struct bfa_s *bfa);
+bfa_status_t bfa_fcpim_write_throttle(struct bfa_s *bfa, u16 value);
+bfa_status_t bfa_fcpim_throttle_set(struct bfa_s *bfa, u16 value);
+bfa_status_t bfa_fcpim_throttle_get(struct bfa_s *bfa, void *buf);
+u16 bfa_fcpim_get_throttle_cfg(struct bfa_s *bfa, u16 drv_cfg_param);
+
+#endif /* __BFA_FCPIM_H__ */
diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c
new file mode 100644
index 0000000..932feb0
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs.c
@@ -0,0 +1,1624 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfa_fcs.c BFA FCS main
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_fcs.h"
+#include "bfa_fcbuild.h"
+
+BFA_TRC_FILE(FCS, FCS);
+
+/*
+ * fcs_api BFA FCS API
+ */
+
+static void
+bfa_fcs_exit_comp(void *fcs_cbarg)
+{
+ struct bfa_fcs_s *fcs = fcs_cbarg;
+ struct bfad_s *bfad = fcs->bfad;
+
+ complete(&bfad->comp);
+}
+
+/*
+ * fcs initialization, called once after bfa initialization is complete
+ */
+void
+bfa_fcs_init(struct bfa_fcs_s *fcs)
+{
+ bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE);
+ bfa_trc(fcs, 0);
+}
+
+/*
+ * fcs_api BFA FCS API
+ */
+
+/*
+ * FCS update cfg - reset the pwwn/nwwn of fabric base logical port
+ * with values learned during bfa_init firmware GETATTR REQ.
+ */
+void
+bfa_fcs_update_cfg(struct bfa_fcs_s *fcs)
+{
+ struct bfa_fcs_fabric_s *fabric = &fcs->fabric;
+ struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;
+ struct bfa_ioc_s *ioc = &fabric->fcs->bfa->ioc;
+
+ port_cfg->nwwn = ioc->attr->nwwn;
+ port_cfg->pwwn = ioc->attr->pwwn;
+}
+
+/*
+ * Stop FCS operations.
+ */
+void
+bfa_fcs_stop(struct bfa_fcs_s *fcs)
+{
+ bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
+ bfa_wc_up(&fcs->wc);
+ bfa_fcs_fabric_modstop(fcs);
+ bfa_wc_wait(&fcs->wc);
+}
+
+/*
+ * fcs pbc vport initialization
+ */
+void
+bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs)
+{
+ int i, npbc_vports;
+ struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS];
+
+ /* Initialize pbc vports */
+ if (!fcs->min_cfg) {
+ npbc_vports =
+ bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports);
+ for (i = 0; i < npbc_vports; i++)
+ bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]);
+ }
+}
+
+/*
+ * brief
+ * FCS driver details initialization.
+ *
+ * param[in] fcs FCS instance
+ * param[in] driver_info Driver Details
+ *
+ * return None
+ */
+void
+bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
+ struct bfa_fcs_driver_info_s *driver_info)
+{
+
+ fcs->driver_info = *driver_info;
+
+ bfa_fcs_fabric_psymb_init(&fcs->fabric);
+ bfa_fcs_fabric_nsymb_init(&fcs->fabric);
+}
+
+/*
+ * brief
+ * FCS instance cleanup and exit.
+ *
+ * param[in] fcs FCS instance
+ * return None
+ */
+void
+bfa_fcs_exit(struct bfa_fcs_s *fcs)
+{
+ bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
+ bfa_wc_up(&fcs->wc);
+ bfa_trc(fcs, 0);
+ bfa_lps_delete(fcs->fabric.lps);
+ bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_DELETE);
+ bfa_wc_wait(&fcs->wc);
+}
+
+/*
+ * Fabric module implementation.
+ */
+
+#define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */
+#define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */
+
+#define bfa_fcs_fabric_set_opertype(__fabric) do { \
+ if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \
+ == BFA_PORT_TOPOLOGY_P2P) { \
+ if (fabric->fab_type == BFA_FCS_FABRIC_SWITCHED) \
+ (__fabric)->oper_type = BFA_PORT_TYPE_NPORT; \
+ else \
+ (__fabric)->oper_type = BFA_PORT_TYPE_P2P; \
+ } else \
+ (__fabric)->oper_type = BFA_PORT_TYPE_NLPORT; \
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_delay(void *cbarg);
+static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_delete_comp(void *cbarg);
+static void bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_stop_comp(void *cbarg);
+static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric,
+ struct fchs_s *fchs, u16 len);
+static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
+ struct fchs_s *fchs, u16 len);
+static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg,
+ struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rspfchs);
+
+static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+/*
+ * Beginning state before fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_CREATE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ bfa_fcs_fabric_init(fabric);
+ bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_UP:
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Beginning state before fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_START:
+ if (!bfa_fcport_is_linkup(fabric->fcs->bfa)) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ break;
+ }
+ if (bfa_fcport_get_topology(bfa) ==
+ BFA_PORT_TOPOLOGY_LOOP) {
+ fabric->fab_type = BFA_FCS_FABRIC_LOOP;
+ fabric->bport.pid = bfa_fcport_get_myalpa(bfa);
+ fabric->bport.pid = bfa_hton3b(fabric->bport.pid);
+ bfa_sm_set_state(fabric,
+ bfa_fcs_fabric_sm_online);
+ bfa_fcs_fabric_set_opertype(fabric);
+ bfa_fcs_lport_online(&fabric->bport);
+ } else {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+ bfa_fcs_fabric_login(fabric);
+ }
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_UP:
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Link is down, awaiting LINK UP event from port. This is also the
+ * first state at fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_LINK_UP:
+ if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+ bfa_fcs_fabric_login(fabric);
+ break;
+ }
+ fabric->fab_type = BFA_FCS_FABRIC_LOOP;
+ fabric->bport.pid = bfa_fcport_get_myalpa(bfa);
+ fabric->bport.pid = bfa_hton3b(fabric->bport.pid);
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+ bfa_fcs_fabric_set_opertype(fabric);
+ bfa_fcs_lport_online(&fabric->bport);
+ break;
+
+ case BFA_FCS_FABRIC_SM_RETRY_OP:
+ case BFA_FCS_FABRIC_SM_LOOPBACK:
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_STOP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
+ bfa_fcs_fabric_stop(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * FLOGI is in progress, awaiting FLOGI reply.
+ */
+static void
+bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_CONT_OP:
+
+ bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
+ fabric->bb_credit);
+ fabric->fab_type = BFA_FCS_FABRIC_SWITCHED;
+
+ if (fabric->auth_reqd && fabric->is_auth) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth);
+ bfa_trc(fabric->fcs, event);
+ } else {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+ bfa_fcs_fabric_notify_online(fabric);
+ }
+ break;
+
+ case BFA_FCS_FABRIC_SM_RETRY_OP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry);
+ bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer,
+ bfa_fcs_fabric_delay, fabric,
+ BFA_FCS_FABRIC_RETRY_DELAY);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LOOPBACK:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_fabric_set_opertype(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_NO_FABRIC:
+ fabric->fab_type = BFA_FCS_FABRIC_N2N;
+ bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
+ fabric->bb_credit);
+ bfa_fcs_fabric_notify_online(fabric);
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+
+static void
+bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_DELAYED:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+ bfa_fcs_fabric_login(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ bfa_timer_stop(&fabric->delay_timer);
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_timer_stop(&fabric->delay_timer);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Authentication is in progress, awaiting authentication results.
+ */
+static void
+bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_AUTH_FAILED:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ break;
+
+ case BFA_FCS_FABRIC_SM_AUTH_SUCCESS:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+ bfa_fcs_fabric_notify_online(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_PERF_EVFP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Authentication failed
+ */
+void
+bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ bfa_fcs_fabric_notify_offline(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Port is in loopback mode.
+ */
+void
+bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ bfa_fcs_fabric_notify_offline(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * There is no attached fabric - private loop or NPort-to-NPort topology.
+ */
+static void
+bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_fabric_notify_offline(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_NO_FABRIC:
+ bfa_trc(fabric->fcs, fabric->bb_credit);
+ bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
+ fabric->bb_credit);
+ break;
+
+ case BFA_FCS_FABRIC_SM_RETRY_OP:
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Fabric is online - normal operating state.
+ */
+void
+bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_fcs_lport_offline(&fabric->bport);
+ } else {
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_fabric_notify_offline(fabric);
+ }
+ break;
+
+ case BFA_FCS_FABRIC_SM_DELETE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+ bfa_fcs_fabric_delete(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_STOP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_stopping);
+ bfa_fcs_fabric_stop(fabric);
+ break;
+
+ case BFA_FCS_FABRIC_SM_AUTH_FAILED:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ break;
+
+ case BFA_FCS_FABRIC_SM_AUTH_SUCCESS:
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Exchanging virtual fabric parameters.
+ */
+static void
+bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_CONT_OP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done);
+ break;
+
+ case BFA_FCS_FABRIC_SM_ISOLATE:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * EVFP exchange complete and VFT tagging is enabled.
+ */
+static void
+bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+}
+
+/*
+ * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F).
+ */
+static void
+bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad;
+ char pwwn_ptr[BFA_STRING_32];
+
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+ wwn2str(pwwn_ptr, fabric->bport.port_cfg.pwwn);
+
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Port is isolated due to VF_ID mismatch. "
+ "PWWN: %s Port VF_ID: %04x switch port VF_ID: %04x.",
+ pwwn_ptr, fabric->fcs->port_vfid,
+ fabric->event_arg.swp_vfid);
+}
+
+/*
+ * Fabric is being deleted, awaiting vport delete completions.
+ */
+static void
+bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_DELCOMP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+ bfa_wc_down(&fabric->fcs->wc);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_UP:
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ bfa_fcs_fabric_notify_offline(fabric);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Fabric is being stopped, awaiting vport stop completions.
+ */
+static void
+bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_STOPCOMP:
+ if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ } else {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_LOGOUT);
+ }
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_UP:
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP)
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ else
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Fabric is being stopped, cleanup without FLOGO
+ */
+static void
+bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_STOPCOMP:
+ case BFA_FCS_FABRIC_SM_LOGOCOMP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ bfa_wc_down(&(fabric->fcs)->wc);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ /*
+ * Ignore - can get this event if we get notified about IOC down
+ * before the fabric completion callbk is done.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * fcs_fabric_private fabric private functions
+ */
+
+static void
+bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;
+
+ port_cfg->roles = BFA_LPORT_ROLE_FCP_IM;
+ port_cfg->nwwn = fabric->fcs->bfa->ioc.attr->nwwn;
+ port_cfg->pwwn = fabric->fcs->bfa->ioc.attr->pwwn;
+}
+
+/*
+ * Port Symbolic Name Creation for base port.
+ */
+void
+bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;
+ char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0};
+ struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;
+
+ bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model);
+
+ /* Model name/number */
+ strlcpy(port_cfg->sym_name.symname, model,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->sym_name.symname, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /* Driver Version */
+ strlcat(port_cfg->sym_name.symname, driver_info->version,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->sym_name.symname, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /* Host machine name */
+ strlcat(port_cfg->sym_name.symname,
+ driver_info->host_machine_name,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->sym_name.symname, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /*
+ * Host OS Info :
+ * If OS Patch Info is not there, do not truncate any bytes from the
+ * OS name string and instead copy the entire OS info string (64 bytes).
+ */
+ if (driver_info->host_os_patch[0] == '\0') {
+ strlcat(port_cfg->sym_name.symname,
+ driver_info->host_os_name,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->sym_name.symname,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+ } else {
+ strlcat(port_cfg->sym_name.symname,
+ driver_info->host_os_name,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->sym_name.symname,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /* Append host OS Patch Info */
+ strlcat(port_cfg->sym_name.symname,
+ driver_info->host_os_patch,
+ BFA_SYMNAME_MAXLEN);
+ }
+
+ /* null terminate */
+ port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
+}
+
+/*
+ * Node Symbolic Name Creation for base port and all vports
+ */
+void
+bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;
+ char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0};
+ struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;
+
+ bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model);
+
+ /* Model name/number */
+ strlcpy(port_cfg->node_sym_name.symname, model,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->node_sym_name.symname,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /* Driver Version */
+ strlcat(port_cfg->node_sym_name.symname, (char *)driver_info->version,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->node_sym_name.symname,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /* Host machine name */
+ strlcat(port_cfg->node_sym_name.symname,
+ driver_info->host_machine_name,
+ BFA_SYMNAME_MAXLEN);
+ strlcat(port_cfg->node_sym_name.symname,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ BFA_SYMNAME_MAXLEN);
+
+ /* null terminate */
+ port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
+}
+
+/*
+ * bfa lps login completion callback
+ */
+void
+bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status)
+{
+ struct bfa_fcs_fabric_s *fabric = uarg;
+
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, status);
+
+ switch (status) {
+ case BFA_STATUS_OK:
+ fabric->stats.flogi_accepts++;
+ break;
+
+ case BFA_STATUS_INVALID_MAC:
+ /* Only for CNA */
+ fabric->stats.flogi_acc_err++;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+
+ return;
+
+ case BFA_STATUS_EPROTOCOL:
+ switch (fabric->lps->ext_status) {
+ case BFA_EPROTO_BAD_ACCEPT:
+ fabric->stats.flogi_acc_err++;
+ break;
+
+ case BFA_EPROTO_UNKNOWN_RSP:
+ fabric->stats.flogi_unknown_rsp++;
+ break;
+
+ default:
+ break;
+ }
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+
+ return;
+
+ case BFA_STATUS_FABRIC_RJT:
+ fabric->stats.flogi_rejects++;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+ return;
+
+ default:
+ fabric->stats.flogi_rsp_err++;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+ return;
+ }
+
+ fabric->bb_credit = fabric->lps->pr_bbcred;
+ bfa_trc(fabric->fcs, fabric->bb_credit);
+
+ if (!(fabric->lps->brcd_switch))
+ fabric->fabric_name = fabric->lps->pr_nwwn;
+
+ /*
+ * Check port type. It should be 1 = F-port.
+ */
+ if (fabric->lps->fport) {
+ fabric->bport.pid = fabric->lps->lp_pid;
+ fabric->is_npiv = fabric->lps->npiv_en;
+ fabric->is_auth = fabric->lps->auth_req;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP);
+ } else {
+ /*
+ * Nport-2-Nport direct attached
+ */
+ fabric->bport.port_topo.pn2n.rem_port_wwn =
+ fabric->lps->pr_pwwn;
+ fabric->fab_type = BFA_FCS_FABRIC_N2N;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC);
+ }
+
+ bfa_trc(fabric->fcs, fabric->bport.pid);
+ bfa_trc(fabric->fcs, fabric->is_npiv);
+ bfa_trc(fabric->fcs, fabric->is_auth);
+}
+/*
+ * Allocate and send FLOGI.
+ */
+static void
+bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+ struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg;
+ u8 alpa = 0;
+
+
+ bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa),
+ pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd);
+
+ fabric->stats.flogi_sent++;
+}
+
+static void
+bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe, *qen;
+
+ bfa_trc(fabric->fcs, fabric->fabric_name);
+
+ bfa_fcs_fabric_set_opertype(fabric);
+ fabric->stats.fabric_onlines++;
+
+ /*
+ * notify online event to base and then virtual ports
+ */
+ bfa_fcs_lport_online(&fabric->bport);
+
+ list_for_each_safe(qe, qen, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ bfa_fcs_vport_online(vport);
+ }
+}
+
+static void
+bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe, *qen;
+
+ bfa_trc(fabric->fcs, fabric->fabric_name);
+ fabric->stats.fabric_offlines++;
+
+ /*
+ * notify offline event first to vports and then base port.
+ */
+ list_for_each_safe(qe, qen, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ bfa_fcs_vport_offline(vport);
+ }
+
+ bfa_fcs_lport_offline(&fabric->bport);
+
+ fabric->fabric_name = 0;
+ fabric->fabric_ip_addr[0] = 0;
+}
+
+static void
+bfa_fcs_fabric_delay(void *cbarg)
+{
+ struct bfa_fcs_fabric_s *fabric = cbarg;
+
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED);
+}
+
+/*
+ * Stop all vports and wait for vport stop completions.
+ */
+static void
+bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe, *qen;
+
+ bfa_wc_init(&fabric->stop_wc, bfa_fcs_fabric_stop_comp, fabric);
+
+ list_for_each_safe(qe, qen, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ bfa_wc_up(&fabric->stop_wc);
+ bfa_fcs_vport_fcs_stop(vport);
+ }
+
+ bfa_wc_up(&fabric->stop_wc);
+ bfa_fcs_lport_stop(&fabric->bport);
+ bfa_wc_wait(&fabric->stop_wc);
+}
+
+/*
+ * Delete all vports and wait for vport delete completions.
+ */
+static void
+bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe, *qen;
+
+ list_for_each_safe(qe, qen, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ bfa_fcs_vport_fcs_delete(vport);
+ }
+
+ bfa_fcs_lport_delete(&fabric->bport);
+ bfa_wc_wait(&fabric->wc);
+}
+
+static void
+bfa_fcs_fabric_delete_comp(void *cbarg)
+{
+ struct bfa_fcs_fabric_s *fabric = cbarg;
+
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP);
+}
+
+static void
+bfa_fcs_fabric_stop_comp(void *cbarg)
+{
+ struct bfa_fcs_fabric_s *fabric = cbarg;
+
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOPCOMP);
+}
+
+/*
+ * fcs_fabric_public fabric public functions
+ */
+
+/*
+ * Fabric module stop -- stop FCS actions
+ */
+void
+bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs)
+{
+ struct bfa_fcs_fabric_s *fabric;
+
+ bfa_trc(fcs, 0);
+ fabric = &fcs->fabric;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOP);
+}
+
+/*
+ * Fabric module start -- kick starts FCS actions
+ */
+void
+bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs)
+{
+ struct bfa_fcs_fabric_s *fabric;
+
+ bfa_trc(fcs, 0);
+ fabric = &fcs->fabric;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START);
+}
+
+
+/*
+ * Link up notification from BFA physical port module.
+ */
+void
+bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP);
+}
+
+/*
+ * Link down notification from BFA physical port module.
+ */
+void
+bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN);
+}
+
+/*
+ * A child vport is being created in the fabric.
+ *
+ * Call from vport module at vport creation. A list of base port and vports
+ * belonging to a fabric is maintained to propagate link events.
+ *
+ * param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ * param[in] vport - Vport being created.
+ *
+ * @return None (always succeeds)
+ */
+void
+bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
+ struct bfa_fcs_vport_s *vport)
+{
+ /*
+ * - add vport to fabric's vport_q
+ */
+ bfa_trc(fabric->fcs, fabric->vf_id);
+
+ list_add_tail(&vport->qe, &fabric->vport_q);
+ fabric->num_vports++;
+ bfa_wc_up(&fabric->wc);
+}
+
+/*
+ * A child vport is being deleted from fabric.
+ *
+ * Vport is being deleted.
+ */
+void
+bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
+ struct bfa_fcs_vport_s *vport)
+{
+ list_del(&vport->qe);
+ fabric->num_vports--;
+ bfa_wc_down(&fabric->wc);
+}
+
+
+/*
+ * Lookup for a vport within a fabric given its pwwn
+ */
+struct bfa_fcs_vport_s *
+bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe;
+
+ list_for_each(qe, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ if (bfa_fcs_lport_get_pwwn(&vport->lport) == pwwn)
+ return vport;
+ }
+
+ return NULL;
+}
+
+
+/*
+ * Get OUI of the attached switch.
+ *
+ * Note : Use of this function should be avoided as much as possible.
+ * This function should be used only if there is any requirement
+* to check for FOS version below 6.3.
+ * To check if the attached fabric is a brocade fabric, use
+ * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3
+ * or above only.
+ */
+
+u16
+bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric)
+{
+ wwn_t fab_nwwn;
+ u8 *tmp;
+ u16 oui;
+
+ fab_nwwn = fabric->lps->pr_nwwn;
+
+ tmp = (u8 *)&fab_nwwn;
+ oui = (tmp[3] << 8) | tmp[4];
+
+ return oui;
+}
+/*
+ * Unsolicited frame receive handling.
+ */
+void
+bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
+ u16 len)
+{
+ u32 pid = fchs->d_id;
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe;
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+ struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd;
+
+ bfa_trc(fabric->fcs, len);
+ bfa_trc(fabric->fcs, pid);
+
+ /*
+ * Look for our own FLOGI frames being looped back. This means an
+ * external loopback cable is in place. Our own FLOGI frames are
+ * sometimes looped back when switch port gets temporarily bypassed.
+ */
+ if ((pid == bfa_ntoh3b(FC_FABRIC_PORT)) &&
+ (els_cmd->els_code == FC_ELS_FLOGI) &&
+ (flogi->port_name == bfa_fcs_lport_get_pwwn(&fabric->bport))) {
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK);
+ return;
+ }
+
+ /*
+ * FLOGI/EVFP exchanges should be consumed by base fabric.
+ */
+ if (fchs->d_id == bfa_hton3b(FC_FABRIC_PORT)) {
+ bfa_trc(fabric->fcs, pid);
+ bfa_fcs_fabric_process_uf(fabric, fchs, len);
+ return;
+ }
+
+ if (fabric->bport.pid == pid) {
+ /*
+ * All authentication frames should be routed to auth
+ */
+ bfa_trc(fabric->fcs, els_cmd->els_code);
+ if (els_cmd->els_code == FC_ELS_AUTH) {
+ bfa_trc(fabric->fcs, els_cmd->els_code);
+ return;
+ }
+
+ bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs));
+ bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len);
+ return;
+ }
+
+ /*
+ * look for a matching local port ID
+ */
+ list_for_each(qe, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ if (vport->lport.pid == pid) {
+ bfa_fcs_lport_uf_recv(&vport->lport, fchs, len);
+ return;
+ }
+ }
+
+ if (!bfa_fcs_fabric_is_switched(fabric))
+ bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len);
+
+ bfa_trc(fabric->fcs, fchs->type);
+}
+
+/*
+ * Unsolicited frames to be processed by fabric.
+ */
+static void
+bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
+ u16 len)
+{
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ bfa_trc(fabric->fcs, els_cmd->els_code);
+
+ switch (els_cmd->els_code) {
+ case FC_ELS_FLOGI:
+ bfa_fcs_fabric_process_flogi(fabric, fchs, len);
+ break;
+
+ default:
+ /*
+ * need to generate a LS_RJT
+ */
+ break;
+ }
+}
+
+/*
+ * Process incoming FLOGI
+ */
+static void
+bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
+ struct fchs_s *fchs, u16 len)
+{
+ struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1);
+ struct bfa_fcs_lport_s *bport = &fabric->bport;
+
+ bfa_trc(fabric->fcs, fchs->s_id);
+
+ fabric->stats.flogi_rcvd++;
+ /*
+ * Check port type. It should be 0 = n-port.
+ */
+ if (flogi->csp.port_type) {
+ /*
+ * @todo: may need to send a LS_RJT
+ */
+ bfa_trc(fabric->fcs, flogi->port_name);
+ fabric->stats.flogi_rejected++;
+ return;
+ }
+
+ fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred);
+ bport->port_topo.pn2n.rem_port_wwn = flogi->port_name;
+ bport->port_topo.pn2n.reply_oxid = fchs->ox_id;
+
+ /*
+ * Send a Flogi Acc
+ */
+ bfa_fcs_fabric_send_flogi_acc(fabric);
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC);
+}
+
+static void
+bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg;
+ struct bfa_fcs_lport_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n;
+ struct bfa_s *bfa = fabric->fcs->bfa;
+ struct bfa_fcxp_s *fcxp;
+ u16 reqlen;
+ struct fchs_s fchs;
+
+ fcxp = bfa_fcs_fcxp_alloc(fabric->fcs, BFA_FALSE);
+ /*
+ * Do not expect this failure -- expect remote node to retry
+ */
+ if (!fcxp)
+ return;
+
+ reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_hton3b(FC_FABRIC_PORT),
+ n2n_port->reply_oxid, pcfg->pwwn,
+ pcfg->nwwn,
+ bfa_fcport_get_maxfrsize(bfa),
+ bfa_fcport_get_rx_bbcredit(bfa), 0);
+
+ bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag,
+ BFA_FALSE, FC_CLASS_3,
+ reqlen, &fchs, bfa_fcs_fabric_flogiacc_comp, fabric,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Flogi Acc completion callback.
+ */
+static void
+bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rspfchs)
+{
+ struct bfa_fcs_fabric_s *fabric = cbarg;
+
+ bfa_trc(fabric->fcs, status);
+}
+
+
+/*
+ * Send AEN notification
+ */
+static void
+bfa_fcs_fabric_aen_post(struct bfa_fcs_lport_s *port,
+ enum bfa_port_aen_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.port.pwwn = bfa_fcs_lport_get_pwwn(port);
+ aen_entry->aen_data.port.fwwn = bfa_fcs_lport_get_fabric_name(port);
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq,
+ BFA_AEN_CAT_PORT, event);
+}
+
+/*
+ *
+ * @param[in] fabric - fabric
+ * @param[in] wwn_t - new fabric name
+ *
+ * @return - none
+ */
+void
+bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
+ wwn_t fabric_name)
+{
+ struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad;
+ char pwwn_ptr[BFA_STRING_32];
+ char fwwn_ptr[BFA_STRING_32];
+
+ bfa_trc(fabric->fcs, fabric_name);
+
+ if (fabric->fabric_name == 0) {
+ /*
+ * With BRCD switches, we don't get Fabric Name in FLOGI.
+ * Don't generate a fabric name change event in this case.
+ */
+ fabric->fabric_name = fabric_name;
+ } else {
+ fabric->fabric_name = fabric_name;
+ wwn2str(pwwn_ptr, bfa_fcs_lport_get_pwwn(&fabric->bport));
+ wwn2str(fwwn_ptr,
+ bfa_fcs_lport_get_fabric_name(&fabric->bport));
+ BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
+ "Base port WWN = %s Fabric WWN = %s\n",
+ pwwn_ptr, fwwn_ptr);
+ bfa_fcs_fabric_aen_post(&fabric->bport,
+ BFA_PORT_AEN_FABRIC_NAME_CHANGE);
+ }
+}
+
+void
+bfa_cb_lps_flogo_comp(void *bfad, void *uarg)
+{
+ struct bfa_fcs_fabric_s *fabric = uarg;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOGOCOMP);
+}
+
+/*
+ * Returns FCS vf structure for a given vf_id.
+ *
+ * param[in] vf_id - VF_ID
+ *
+ * return
+ * If lookup succeeds, retuns fcs vf object, otherwise returns NULL
+ */
+bfa_fcs_vf_t *
+bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id)
+{
+ bfa_trc(fcs, vf_id);
+ if (vf_id == FC_VF_ID_NULL)
+ return &fcs->fabric;
+
+ return NULL;
+}
+
+/*
+ * Return the list of local logical ports present in the given VF.
+ *
+ * @param[in] vf vf for which logical ports are returned
+ * @param[out] lpwwn returned logical port wwn list
+ * @param[in,out] nlports in:size of lpwwn list;
+ * out:total elements present,
+ * actual elements returned is limited by the size
+ */
+void
+bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports)
+{
+ struct list_head *qe;
+ struct bfa_fcs_vport_s *vport;
+ int i = 0;
+ struct bfa_fcs_s *fcs;
+
+ if (vf == NULL || lpwwn == NULL || *nlports == 0)
+ return;
+
+ fcs = vf->fcs;
+
+ bfa_trc(fcs, vf->vf_id);
+ bfa_trc(fcs, (uint32_t) *nlports);
+
+ lpwwn[i++] = vf->bport.port_cfg.pwwn;
+
+ list_for_each(qe, &vf->vport_q) {
+ if (i >= *nlports)
+ break;
+
+ vport = (struct bfa_fcs_vport_s *) qe;
+ lpwwn[i++] = vport->lport.port_cfg.pwwn;
+ }
+
+ bfa_trc(fcs, i);
+ *nlports = i;
+}
+
+/*
+ * BFA FCS PPORT ( physical port)
+ */
+static void
+bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event)
+{
+ struct bfa_fcs_s *fcs = cbarg;
+
+ bfa_trc(fcs, event);
+
+ switch (event) {
+ case BFA_PORT_LINKUP:
+ bfa_fcs_fabric_link_up(&fcs->fabric);
+ break;
+
+ case BFA_PORT_LINKDOWN:
+ bfa_fcs_fabric_link_down(&fcs->fabric);
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+}
+
+/*
+ * BFA FCS UF ( Unsolicited Frames)
+ */
+
+/*
+ * BFA callback for unsolicited frame receive handler.
+ *
+ * @param[in] cbarg callback arg for receive handler
+ * @param[in] uf unsolicited frame descriptor
+ *
+ * @return None
+ */
+static void
+bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf)
+{
+ struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg;
+ struct fchs_s *fchs = bfa_uf_get_frmbuf(uf);
+ u16 len = bfa_uf_get_frmlen(uf);
+ struct fc_vft_s *vft;
+ struct bfa_fcs_fabric_s *fabric;
+
+ /*
+ * check for VFT header
+ */
+ if (fchs->routing == FC_RTG_EXT_HDR &&
+ fchs->cat_info == FC_CAT_VFT_HDR) {
+ bfa_stats(fcs, uf.tagged);
+ vft = bfa_uf_get_frmbuf(uf);
+ if (fcs->port_vfid == vft->vf_id)
+ fabric = &fcs->fabric;
+ else
+ fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id);
+
+ /*
+ * drop frame if vfid is unknown
+ */
+ if (!fabric) {
+ WARN_ON(1);
+ bfa_stats(fcs, uf.vfid_unknown);
+ bfa_uf_free(uf);
+ return;
+ }
+
+ /*
+ * skip vft header
+ */
+ fchs = (struct fchs_s *) (vft + 1);
+ len -= sizeof(struct fc_vft_s);
+
+ bfa_trc(fcs, vft->vf_id);
+ } else {
+ bfa_stats(fcs, uf.untagged);
+ fabric = &fcs->fabric;
+ }
+
+ bfa_trc(fcs, ((u32 *) fchs)[0]);
+ bfa_trc(fcs, ((u32 *) fchs)[1]);
+ bfa_trc(fcs, ((u32 *) fchs)[2]);
+ bfa_trc(fcs, ((u32 *) fchs)[3]);
+ bfa_trc(fcs, ((u32 *) fchs)[4]);
+ bfa_trc(fcs, ((u32 *) fchs)[5]);
+ bfa_trc(fcs, len);
+
+ bfa_fcs_fabric_uf_recv(fabric, fchs, len);
+ bfa_uf_free(uf);
+}
+
+/*
+ * fcs attach -- called once to initialize data structures at driver attach time
+ */
+void
+bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
+ bfa_boolean_t min_cfg)
+{
+ struct bfa_fcs_fabric_s *fabric = &fcs->fabric;
+
+ fcs->bfa = bfa;
+ fcs->bfad = bfad;
+ fcs->min_cfg = min_cfg;
+ fcs->num_rport_logins = 0;
+
+ bfa->fcs = BFA_TRUE;
+ fcbuild_init();
+
+ bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs);
+ bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs);
+
+ memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s));
+
+ /*
+ * Initialize base fabric.
+ */
+ fabric->fcs = fcs;
+ INIT_LIST_HEAD(&fabric->vport_q);
+ INIT_LIST_HEAD(&fabric->vf_q);
+ fabric->lps = bfa_lps_alloc(fcs->bfa);
+ WARN_ON(!fabric->lps);
+
+ /*
+ * Initialize fabric delete completion handler. Fabric deletion is
+ * complete when the last vport delete is complete.
+ */
+ bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric);
+ bfa_wc_up(&fabric->wc); /* For the base port */
+
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+ bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL);
+}
diff --git a/drivers/scsi/bfa/bfa_fcs.h b/drivers/scsi/bfa/bfa_fcs.h
new file mode 100644
index 0000000..e60f72b
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs.h
@@ -0,0 +1,880 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCS_H__
+#define __BFA_FCS_H__
+
+#include "bfa_cs.h"
+#include "bfa_defs.h"
+#include "bfa_defs_fcs.h"
+#include "bfa_modules.h"
+#include "bfa_fc.h"
+
+#define BFA_FCS_OS_STR_LEN 64
+
+/*
+ * lps_pvt BFA LPS private functions
+ */
+
+enum bfa_lps_event {
+ BFA_LPS_SM_LOGIN = 1, /* login request from user */
+ BFA_LPS_SM_LOGOUT = 2, /* logout request from user */
+ BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */
+ BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */
+ BFA_LPS_SM_DELETE = 5, /* lps delete from user */
+ BFA_LPS_SM_OFFLINE = 6, /* Link is offline */
+ BFA_LPS_SM_RX_CVL = 7, /* Rx clear virtual link */
+ BFA_LPS_SM_SET_N2N_PID = 8, /* Set assigned PID for n2n */
+};
+
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+ BFA_TRC_FCS_FCS = 1,
+ BFA_TRC_FCS_PORT = 2,
+ BFA_TRC_FCS_RPORT = 3,
+ BFA_TRC_FCS_FCPIM = 4,
+};
+
+
+struct bfa_fcs_s;
+
+#define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg)
+
+#define BFA_FCS_BRCD_SWITCH_OUI 0x051e
+#define N2N_LOCAL_PID 0x010000
+#define N2N_REMOTE_PID 0x020000
+#define BFA_FCS_RETRY_TIMEOUT 2000
+#define BFA_FCS_MAX_NS_RETRIES 5
+#define BFA_FCS_PID_IS_WKA(pid) ((bfa_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
+#define BFA_FCS_MAX_RPORT_LOGINS 1024
+
+struct bfa_fcs_lport_ns_s {
+ bfa_sm_t sm; /* state machine */
+ struct bfa_timer_s timer;
+ struct bfa_fcs_lport_s *port; /* parent port */
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_fcxp_wqe_s fcxp_wqe;
+ u8 num_rnnid_retries;
+ u8 num_rsnn_nn_retries;
+};
+
+
+struct bfa_fcs_lport_scn_s {
+ bfa_sm_t sm; /* state machine */
+ struct bfa_timer_s timer;
+ struct bfa_fcs_lport_s *port; /* parent port */
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_fcxp_wqe_s fcxp_wqe;
+};
+
+
+struct bfa_fcs_lport_fdmi_s {
+ bfa_sm_t sm; /* state machine */
+ struct bfa_timer_s timer;
+ struct bfa_fcs_lport_ms_s *ms; /* parent ms */
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_fcxp_wqe_s fcxp_wqe;
+ u8 retry_cnt; /* retry count */
+ u8 rsvd[3];
+};
+
+
+struct bfa_fcs_lport_ms_s {
+ bfa_sm_t sm; /* state machine */
+ struct bfa_timer_s timer;
+ struct bfa_fcs_lport_s *port; /* parent port */
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_fcxp_wqe_s fcxp_wqe;
+ struct bfa_fcs_lport_fdmi_s fdmi; /* FDMI component of MS */
+ u8 retry_cnt; /* retry count */
+ u8 rsvd[3];
+};
+
+
+struct bfa_fcs_lport_fab_s {
+ struct bfa_fcs_lport_ns_s ns; /* NS component of port */
+ struct bfa_fcs_lport_scn_s scn; /* scn component of port */
+ struct bfa_fcs_lport_ms_s ms; /* MS component of port */
+};
+
+#define MAX_ALPA_COUNT 127
+
+struct bfa_fcs_lport_loop_s {
+ u8 num_alpa; /* Num of ALPA entries in the map */
+ u8 alpabm_valid; /* alpa bitmap valid or not (1 or 0) */
+ u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional Map */
+ struct bfa_fcs_lport_s *port; /* parent port */
+};
+
+struct bfa_fcs_lport_n2n_s {
+ u32 rsvd;
+ __be16 reply_oxid; /* ox_id from the req flogi to be
+ *used in flogi acc */
+ wwn_t rem_port_wwn; /* Attached port's wwn */
+};
+
+
+union bfa_fcs_lport_topo_u {
+ struct bfa_fcs_lport_fab_s pfab;
+ struct bfa_fcs_lport_loop_s ploop;
+ struct bfa_fcs_lport_n2n_s pn2n;
+};
+
+
+struct bfa_fcs_lport_s {
+ struct list_head qe; /* used by port/vport */
+ bfa_sm_t sm; /* state machine */
+ struct bfa_fcs_fabric_s *fabric; /* parent fabric */
+ struct bfa_lport_cfg_s port_cfg; /* port configuration */
+ struct bfa_timer_s link_timer; /* timer for link offline */
+ u32 pid:24; /* FC address */
+ u8 lp_tag; /* lport tag */
+ u16 num_rports; /* Num of r-ports */
+ struct list_head rport_q; /* queue of discovered r-ports */
+ struct bfa_fcs_s *fcs; /* FCS instance */
+ union bfa_fcs_lport_topo_u port_topo; /* fabric/loop/n2n details */
+ struct bfad_port_s *bfad_port; /* driver peer instance */
+ struct bfa_fcs_vport_s *vport; /* NULL for base ports */
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_fcxp_wqe_s fcxp_wqe;
+ struct bfa_lport_stats_s stats;
+ struct bfa_wc_s wc; /* waiting counter for events */
+};
+#define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
+#define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns)
+#define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn)
+#define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms)
+#define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi)
+#define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
+ (port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
+
+/*
+ * forward declaration
+ */
+struct bfad_vf_s;
+
+enum bfa_fcs_fabric_type {
+ BFA_FCS_FABRIC_UNKNOWN = 0,
+ BFA_FCS_FABRIC_SWITCHED = 1,
+ BFA_FCS_FABRIC_N2N = 2,
+ BFA_FCS_FABRIC_LOOP = 3,
+};
+
+
+struct bfa_fcs_fabric_s {
+ struct list_head qe; /* queue element */
+ bfa_sm_t sm; /* state machine */
+ struct bfa_fcs_s *fcs; /* FCS instance */
+ struct bfa_fcs_lport_s bport; /* base logical port */
+ enum bfa_fcs_fabric_type fab_type; /* fabric type */
+ enum bfa_port_type oper_type; /* current link topology */
+ u8 is_vf; /* is virtual fabric? */
+ u8 is_npiv; /* is NPIV supported ? */
+ u8 is_auth; /* is Security/Auth supported ? */
+ u16 bb_credit; /* BB credit from fabric */
+ u16 vf_id; /* virtual fabric ID */
+ u16 num_vports; /* num vports */
+ u16 rsvd;
+ struct list_head vport_q; /* queue of virtual ports */
+ struct list_head vf_q; /* queue of virtual fabrics */
+ struct bfad_vf_s *vf_drv; /* driver vf structure */
+ struct bfa_timer_s link_timer; /* Link Failure timer. Vport */
+ wwn_t fabric_name; /* attached fabric name */
+ bfa_boolean_t auth_reqd; /* authentication required */
+ struct bfa_timer_s delay_timer; /* delay timer */
+ union {
+ u16 swp_vfid;/* switch port VF id */
+ } event_arg;
+ struct bfa_wc_s wc; /* wait counter for delete */
+ struct bfa_vf_stats_s stats; /* fabric/vf stats */
+ struct bfa_lps_s *lps; /* lport login services */
+ u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ];
+ /* attached fabric's ip addr */
+ struct bfa_wc_s stop_wc; /* wait counter for stop */
+};
+
+#define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv)
+#define bfa_fcs_fabric_is_switched(__f) \
+ ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
+
+/*
+ * The design calls for a single implementation of base fabric and vf.
+ */
+#define bfa_fcs_vf_t struct bfa_fcs_fabric_s
+
+struct bfa_vf_event_s {
+ u32 undefined;
+};
+
+struct bfa_fcs_s;
+struct bfa_fcs_fabric_s;
+
+/*
+ * @todo : need to move to a global config file.
+ * Maximum Rports supported per port (physical/logical).
+ */
+#define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */
+
+#define bfa_fcs_lport_t struct bfa_fcs_lport_s
+
+/*
+ * Symbolic Name related defines
+ * Total bytes 255.
+ * Physical Port's symbolic name 128 bytes.
+ * For Vports, Vport's symbolic name is appended to the Physical port's
+ * Symbolic Name.
+ *
+ * Physical Port's symbolic name Format : (Total 128 bytes)
+ * Adapter Model number/name : 16 bytes
+ * Driver Version : 10 bytes
+ * Host Machine Name : 30 bytes
+ * Host OS Info : 44 bytes
+ * Host OS PATCH Info : 16 bytes
+ * ( remaining 12 bytes reserved to be used for separator)
+ */
+#define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | "
+
+#define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 16
+#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10
+#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30
+#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 44
+#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
+
+/*
+ * Get FC port ID for a logical port.
+ */
+#define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid)
+#define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn)
+#define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn)
+#define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name)
+#define bfa_fcs_lport_get_nsym_name(_lport) ((_lport)->port_cfg.node_sym_name)
+#define bfa_fcs_lport_is_initiator(_lport) \
+ ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
+#define bfa_fcs_lport_get_nrports(_lport) \
+ ((_lport) ? (_lport)->num_rports : 0)
+
+static inline struct bfad_port_s *
+bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s *port)
+{
+ return port->bfad_port;
+}
+
+#define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type)
+#define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name)
+#define bfa_fcs_lport_get_fabric_ipaddr(_lport) \
+ ((_lport)->fabric->fabric_ip_addr)
+
+/*
+ * bfa fcs port public functions
+ */
+
+bfa_boolean_t bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port);
+struct bfa_fcs_lport_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs);
+void bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s *port,
+ struct bfa_rport_qualifier_s rport[], int *nrports);
+wwn_t bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn,
+ int index, int nrports, bfa_boolean_t bwwn);
+
+struct bfa_fcs_lport_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs,
+ u16 vf_id, wwn_t lpwwn);
+
+void bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s *port, char *symname);
+void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port,
+ struct bfa_lport_info_s *port_info);
+void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s *port,
+ struct bfa_lport_attr_s *port_attr);
+void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port,
+ struct bfa_lport_stats_s *port_stats);
+void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port);
+enum bfa_port_speed bfa_fcs_lport_get_rport_max_speed(
+ struct bfa_fcs_lport_s *port);
+
+/* MS FCS routines */
+void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port);
+
+/* FDMI FCS routines */
+void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms);
+void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms);
+void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms);
+void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, struct fchs_s *fchs,
+ u16 len);
+void bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs,
+ u16 vf_id, struct bfa_fcs_vport_s *vport);
+void bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport,
+ struct bfa_lport_cfg_s *port_cfg);
+void bfa_fcs_lport_online(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_stop(struct bfa_fcs_lport_s *port);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pid(
+ struct bfa_fcs_lport_s *port, u32 pid);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_old_pid(
+ struct bfa_fcs_lport_s *port, u32 pid);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pwwn(
+ struct bfa_fcs_lport_s *port, wwn_t pwwn);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_nwwn(
+ struct bfa_fcs_lport_s *port, wwn_t nwwn);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_qualifier(
+ struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 pid);
+void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s *port,
+ struct bfa_fcs_rport_s *rport);
+void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s *port,
+ struct bfa_fcs_rport_s *rport);
+void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *vport);
+void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *vport);
+void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *vport);
+void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port);
+void bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *vport);
+void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *vport);
+void bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s *vport);
+void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_frame, u32 len);
+void bfa_fcs_lport_lip_scn_online(bfa_fcs_lport_t *port);
+
+struct bfa_fcs_vport_s {
+ struct list_head qe; /* queue elem */
+ bfa_sm_t sm; /* state machine */
+ bfa_fcs_lport_t lport; /* logical port */
+ struct bfa_timer_s timer;
+ struct bfad_vport_s *vport_drv; /* Driver private */
+ struct bfa_vport_stats_s vport_stats; /* vport statistics */
+ struct bfa_lps_s *lps; /* Lport login service*/
+ int fdisc_retries;
+};
+
+#define bfa_fcs_vport_get_port(vport) \
+ ((struct bfa_fcs_lport_s *)(&vport->port))
+
+/*
+ * bfa fcs vport public functions
+ */
+bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport,
+ struct bfa_fcs_s *fcs, u16 vf_id,
+ struct bfa_lport_cfg_s *port_cfg,
+ struct bfad_vport_s *vport_drv);
+bfa_status_t bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport,
+ struct bfa_fcs_s *fcs, u16 vf_id,
+ struct bfa_lport_cfg_s *port_cfg,
+ struct bfad_vport_s *vport_drv);
+bfa_boolean_t bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport);
+bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport);
+bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport);
+bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport,
+ struct bfa_vport_attr_s *vport_attr);
+struct bfa_fcs_vport_s *bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs,
+ u16 vf_id, wwn_t vpwwn);
+void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport);
+
+#define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */
+#define BFA_FCS_RPORT_MAX_RETRIES (5)
+
+/*
+ * forward declarations
+ */
+struct bfad_rport_s;
+
+struct bfa_fcs_itnim_s;
+struct bfa_fcs_tin_s;
+struct bfa_fcs_iprp_s;
+
+/* Rport Features (RPF) */
+struct bfa_fcs_rpf_s {
+ bfa_sm_t sm; /* state machine */
+ struct bfa_fcs_rport_s *rport; /* parent rport */
+ struct bfa_timer_s timer; /* general purpose timer */
+ struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */
+ struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */
+ int rpsc_retries; /* max RPSC retry attempts */
+ enum bfa_port_speed rpsc_speed;
+ /* Current Speed from RPSC. O if RPSC fails */
+ enum bfa_port_speed assigned_speed;
+ /*
+ * Speed assigned by the user. will be used if RPSC is
+ * not supported by the rport.
+ */
+};
+
+struct bfa_fcs_rport_s {
+ struct list_head qe; /* used by port/vport */
+ struct bfa_fcs_lport_s *port; /* parent FCS port */
+ struct bfa_fcs_s *fcs; /* fcs instance */
+ struct bfad_rport_s *rp_drv; /* driver peer instance */
+ u32 pid; /* port ID of rport */
+ u32 old_pid; /* PID before rport goes offline */
+ u16 maxfrsize; /* maximum frame size */
+ __be16 reply_oxid; /* OX_ID of inbound requests */
+ enum fc_cos fc_cos; /* FC classes of service supp */
+ bfa_boolean_t cisc; /* CISC capable device */
+ bfa_boolean_t prlo; /* processing prlo or LOGO */
+ bfa_boolean_t plogi_pending; /* Rx Plogi Pending */
+ wwn_t pwwn; /* port wwn of rport */
+ wwn_t nwwn; /* node wwn of rport */
+ struct bfa_rport_symname_s psym_name; /* port symbolic name */
+ bfa_sm_t sm; /* state machine */
+ struct bfa_timer_s timer; /* general purpose timer */
+ struct bfa_fcs_itnim_s *itnim; /* ITN initiator mode role */
+ struct bfa_fcs_tin_s *tin; /* ITN initiator mode role */
+ struct bfa_fcs_iprp_s *iprp; /* IP/FC role */
+ struct bfa_rport_s *bfa_rport; /* BFA Rport */
+ struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */
+ int plogi_retries; /* max plogi retry attempts */
+ int ns_retries; /* max NS query retry attempts */
+ struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */
+ struct bfa_rport_stats_s stats; /* rport stats */
+ enum bfa_rport_function scsi_function; /* Initiator/Target */
+ struct bfa_fcs_rpf_s rpf; /* Rport features module */
+ bfa_boolean_t scn_online; /* SCN online flag */
+};
+
+static inline struct bfa_rport_s *
+bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s *rport)
+{
+ return rport->bfa_rport;
+}
+
+/*
+ * bfa fcs rport API functions
+ */
+void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport,
+ struct bfa_rport_attr_s *attr);
+struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port,
+ wwn_t rpwwn);
+struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn(
+ struct bfa_fcs_lport_s *port, wwn_t rnwwn);
+void bfa_fcs_rport_set_del_timeout(u8 rport_tmo);
+void bfa_fcs_rport_set_max_logins(u32 max_logins);
+void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *fchs, u16 len);
+void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport);
+
+struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_lport_s *port,
+ u32 pid);
+void bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
+ struct fc_logi_s *plogi_rsp);
+void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs,
+ struct fc_logi_s *plogi);
+void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+ struct fc_logi_s *plogi);
+void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, __be16 ox_id);
+
+void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport);
+int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport);
+struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn(
+ struct bfa_fcs_lport_s *port, wwn_t wwn);
+void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport);
+
+/*
+ * forward declarations
+ */
+struct bfad_itnim_s;
+
+struct bfa_fcs_itnim_s {
+ bfa_sm_t sm; /* state machine */
+ struct bfa_fcs_rport_s *rport; /* parent remote rport */
+ struct bfad_itnim_s *itnim_drv; /* driver peer instance */
+ struct bfa_fcs_s *fcs; /* fcs instance */
+ struct bfa_timer_s timer; /* timer functions */
+ struct bfa_itnim_s *bfa_itnim; /* BFA itnim struct */
+ u32 prli_retries; /* max prli retry attempts */
+ bfa_boolean_t seq_rec; /* seq recovery support */
+ bfa_boolean_t rec_support; /* REC supported */
+ bfa_boolean_t conf_comp; /* FCP_CONF support */
+ bfa_boolean_t task_retry_id; /* task retry id supp */
+ struct bfa_fcxp_wqe_s fcxp_wqe; /* wait qelem for fcxp */
+ struct bfa_fcxp_s *fcxp; /* FCXP in use */
+ struct bfa_itnim_stats_s stats; /* itn statistics */
+};
+#define bfa_fcs_fcxp_alloc(__fcs, __req) \
+ bfa_fcxp_req_rsp_alloc(NULL, (__fcs)->bfa, 0, 0, \
+ NULL, NULL, NULL, NULL, __req)
+#define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
+ __alloc_cbarg, __req) \
+ bfa_fcxp_req_rsp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
+ __alloc_cbarg, NULL, 0, 0, NULL, NULL, NULL, NULL, __req)
+
+static inline struct bfad_port_s *
+bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->port->bfad_port;
+}
+
+
+static inline struct bfa_fcs_lport_s *
+bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->port;
+}
+
+
+static inline wwn_t
+bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->nwwn;
+}
+
+
+static inline wwn_t
+bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->pwwn;
+}
+
+
+static inline u32
+bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->pid;
+}
+
+
+static inline u32
+bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->maxfrsize;
+}
+
+
+static inline enum fc_cos
+bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->rport->fc_cos;
+}
+
+
+static inline struct bfad_itnim_s *
+bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->itnim_drv;
+}
+
+
+static inline struct bfa_itnim_s *
+bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s *itnim)
+{
+ return itnim->bfa_itnim;
+}
+
+/*
+ * bfa fcs FCP Initiator mode API functions
+ */
+void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s *itnim,
+ struct bfa_itnim_attr_s *attr);
+void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s *itnim,
+ struct bfa_itnim_stats_s *stats);
+struct bfa_fcs_itnim_s *bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s *port,
+ wwn_t rpwwn);
+bfa_status_t bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn,
+ struct bfa_itnim_attr_s *attr);
+bfa_status_t bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn,
+ struct bfa_itnim_stats_s *stats);
+bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port,
+ wwn_t rpwwn);
+struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s *itnim);
+bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim,
+ struct fchs_s *fchs, u16 len);
+
+#define BFA_FCS_FDMI_SUPP_SPEEDS_4G (FDMI_TRANS_SPEED_1G | \
+ FDMI_TRANS_SPEED_2G | \
+ FDMI_TRANS_SPEED_4G)
+
+#define BFA_FCS_FDMI_SUPP_SPEEDS_8G (FDMI_TRANS_SPEED_1G | \
+ FDMI_TRANS_SPEED_2G | \
+ FDMI_TRANS_SPEED_4G | \
+ FDMI_TRANS_SPEED_8G)
+
+#define BFA_FCS_FDMI_SUPP_SPEEDS_16G (FDMI_TRANS_SPEED_2G | \
+ FDMI_TRANS_SPEED_4G | \
+ FDMI_TRANS_SPEED_8G | \
+ FDMI_TRANS_SPEED_16G)
+
+#define BFA_FCS_FDMI_SUPP_SPEEDS_10G FDMI_TRANS_SPEED_10G
+
+#define BFA_FCS_FDMI_VENDOR_INFO_LEN 8
+#define BFA_FCS_FDMI_FC4_TYPE_LEN 32
+
+/*
+ * HBA Attribute Block : BFA internal representation. Note : Some variable
+ * sizes have been trimmed to suit BFA For Ex : Model will be "QLogic ". Based
+ * on this the size has been reduced to 16 bytes from the standard's 64 bytes.
+ */
+struct bfa_fcs_fdmi_hba_attr_s {
+ wwn_t node_name;
+ u8 manufacturer[64];
+ u8 serial_num[64];
+ u8 model[16];
+ u8 model_desc[128];
+ u8 hw_version[8];
+ u8 driver_version[BFA_VERSION_LEN];
+ u8 option_rom_ver[BFA_VERSION_LEN];
+ u8 fw_version[BFA_VERSION_LEN];
+ u8 os_name[256];
+ __be32 max_ct_pyld;
+ struct bfa_lport_symname_s node_sym_name;
+ u8 vendor_info[BFA_FCS_FDMI_VENDOR_INFO_LEN];
+ __be32 num_ports;
+ wwn_t fabric_name;
+ u8 bios_ver[BFA_VERSION_LEN];
+};
+
+/*
+ * Port Attribute Block
+ */
+struct bfa_fcs_fdmi_port_attr_s {
+ u8 supp_fc4_types[BFA_FCS_FDMI_FC4_TYPE_LEN];
+ __be32 supp_speed; /* supported speed */
+ __be32 curr_speed; /* current Speed */
+ __be32 max_frm_size; /* max frame size */
+ u8 os_device_name[256]; /* OS device Name */
+ u8 host_name[256]; /* host name */
+ wwn_t port_name;
+ wwn_t node_name;
+ struct bfa_lport_symname_s port_sym_name;
+ __be32 port_type;
+ enum fc_cos scos;
+ wwn_t port_fabric_name;
+ u8 port_act_fc4_type[BFA_FCS_FDMI_FC4_TYPE_LEN];
+ __be32 port_state;
+ __be32 num_ports;
+};
+
+struct bfa_fcs_stats_s {
+ struct {
+ u32 untagged; /* untagged receive frames */
+ u32 tagged; /* tagged receive frames */
+ u32 vfid_unknown; /* VF id is unknown */
+ } uf;
+};
+
+struct bfa_fcs_driver_info_s {
+ u8 version[BFA_VERSION_LEN]; /* Driver Version */
+ u8 host_machine_name[BFA_FCS_OS_STR_LEN];
+ u8 host_os_name[BFA_FCS_OS_STR_LEN]; /* OS name and version */
+ u8 host_os_patch[BFA_FCS_OS_STR_LEN]; /* patch or service pack */
+ u8 os_device_name[BFA_FCS_OS_STR_LEN]; /* Driver Device Name */
+};
+
+struct bfa_fcs_s {
+ struct bfa_s *bfa; /* corresponding BFA bfa instance */
+ struct bfad_s *bfad; /* corresponding BDA driver instance */
+ struct bfa_trc_mod_s *trcmod; /* tracing module */
+ bfa_boolean_t vf_enabled; /* VF mode is enabled */
+ bfa_boolean_t fdmi_enabled; /* FDMI is enabled */
+ bfa_boolean_t min_cfg; /* min cfg enabled/disabled */
+ u16 port_vfid; /* port default VF ID */
+ struct bfa_fcs_driver_info_s driver_info;
+ struct bfa_fcs_fabric_s fabric; /* base fabric state machine */
+ struct bfa_fcs_stats_s stats; /* FCS statistics */
+ struct bfa_wc_s wc; /* waiting counter */
+ int fcs_aen_seq;
+ u32 num_rport_logins;
+};
+
+/*
+ * fcs_fabric_sm fabric state machine functions
+ */
+
+/*
+ * Fabric state machine events
+ */
+enum bfa_fcs_fabric_event {
+ BFA_FCS_FABRIC_SM_CREATE = 1, /* create from driver */
+ BFA_FCS_FABRIC_SM_DELETE = 2, /* delete from driver */
+ BFA_FCS_FABRIC_SM_LINK_DOWN = 3, /* link down from port */
+ BFA_FCS_FABRIC_SM_LINK_UP = 4, /* link up from port */
+ BFA_FCS_FABRIC_SM_CONT_OP = 5, /* flogi/auth continue op */
+ BFA_FCS_FABRIC_SM_RETRY_OP = 6, /* flogi/auth retry op */
+ BFA_FCS_FABRIC_SM_NO_FABRIC = 7, /* from flogi/auth */
+ BFA_FCS_FABRIC_SM_PERF_EVFP = 8, /* from flogi/auth */
+ BFA_FCS_FABRIC_SM_ISOLATE = 9, /* from EVFP processing */
+ BFA_FCS_FABRIC_SM_NO_TAGGING = 10, /* no VFT tagging from EVFP */
+ BFA_FCS_FABRIC_SM_DELAYED = 11, /* timeout delay event */
+ BFA_FCS_FABRIC_SM_AUTH_FAILED = 12, /* auth failed */
+ BFA_FCS_FABRIC_SM_AUTH_SUCCESS = 13, /* auth successful */
+ BFA_FCS_FABRIC_SM_DELCOMP = 14, /* all vports deleted event */
+ BFA_FCS_FABRIC_SM_LOOPBACK = 15, /* Received our own FLOGI */
+ BFA_FCS_FABRIC_SM_START = 16, /* from driver */
+ BFA_FCS_FABRIC_SM_STOP = 17, /* Stop from driver */
+ BFA_FCS_FABRIC_SM_STOPCOMP = 18, /* Stop completion */
+ BFA_FCS_FABRIC_SM_LOGOCOMP = 19, /* FLOGO completion */
+};
+
+/*
+ * fcs_rport_sm FCS rport state machine events
+ */
+
+enum rport_event {
+ RPSM_EVENT_PLOGI_SEND = 1, /* new rport; start with PLOGI */
+ RPSM_EVENT_PLOGI_RCVD = 2, /* Inbound PLOGI from remote port */
+ RPSM_EVENT_PLOGI_COMP = 3, /* PLOGI completed to rport */
+ RPSM_EVENT_LOGO_RCVD = 4, /* LOGO from remote device */
+ RPSM_EVENT_LOGO_IMP = 5, /* implicit logo for SLER */
+ RPSM_EVENT_FCXP_SENT = 6, /* Frame from has been sent */
+ RPSM_EVENT_DELETE = 7, /* RPORT delete request */
+ RPSM_EVENT_FAB_SCN = 8, /* state change notification */
+ RPSM_EVENT_ACCEPTED = 9, /* Good response from remote device */
+ RPSM_EVENT_FAILED = 10, /* Request to rport failed. */
+ RPSM_EVENT_TIMEOUT = 11, /* Rport SM timeout event */
+ RPSM_EVENT_HCB_ONLINE = 12, /* BFA rport online callback */
+ RPSM_EVENT_HCB_OFFLINE = 13, /* BFA rport offline callback */
+ RPSM_EVENT_FC4_OFFLINE = 14, /* FC-4 offline complete */
+ RPSM_EVENT_ADDRESS_CHANGE = 15, /* Rport's PID has changed */
+ RPSM_EVENT_ADDRESS_DISC = 16, /* Need to Discover rport's PID */
+ RPSM_EVENT_PRLO_RCVD = 17, /* PRLO from remote device */
+ RPSM_EVENT_PLOGI_RETRY = 18, /* Retry PLOGI continuously */
+ RPSM_EVENT_SCN_OFFLINE = 19, /* loop scn offline */
+ RPSM_EVENT_SCN_ONLINE = 20, /* loop scn online */
+ RPSM_EVENT_FC4_FCS_ONLINE = 21, /* FC-4 FCS online complete */
+};
+
+/*
+ * fcs_itnim_sm FCS itnim state machine events
+ */
+enum bfa_fcs_itnim_event {
+ BFA_FCS_ITNIM_SM_FCS_ONLINE = 1, /* rport online event */
+ BFA_FCS_ITNIM_SM_OFFLINE = 2, /* rport offline */
+ BFA_FCS_ITNIM_SM_FRMSENT = 3, /* prli frame is sent */
+ BFA_FCS_ITNIM_SM_RSP_OK = 4, /* good response */
+ BFA_FCS_ITNIM_SM_RSP_ERROR = 5, /* error response */
+ BFA_FCS_ITNIM_SM_TIMEOUT = 6, /* delay timeout */
+ BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7, /* BFA online callback */
+ BFA_FCS_ITNIM_SM_HCB_ONLINE = 8, /* BFA offline callback */
+ BFA_FCS_ITNIM_SM_INITIATOR = 9, /* rport is initiator */
+ BFA_FCS_ITNIM_SM_DELETE = 10, /* delete event from rport */
+ BFA_FCS_ITNIM_SM_PRLO = 11, /* delete event from rport */
+ BFA_FCS_ITNIM_SM_RSP_NOT_SUPP = 12, /* cmd not supported rsp */
+ BFA_FCS_ITNIM_SM_HAL_ONLINE = 13, /* bfa rport online event */
+};
+
+/*
+ * bfa fcs API functions
+ */
+void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa,
+ struct bfad_s *bfad,
+ bfa_boolean_t min_cfg);
+void bfa_fcs_init(struct bfa_fcs_s *fcs);
+void bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs);
+void bfa_fcs_update_cfg(struct bfa_fcs_s *fcs);
+void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
+ struct bfa_fcs_driver_info_s *driver_info);
+void bfa_fcs_exit(struct bfa_fcs_s *fcs);
+void bfa_fcs_stop(struct bfa_fcs_s *fcs);
+
+/*
+ * bfa fcs vf public functions
+ */
+bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id);
+void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports);
+
+/*
+ * fabric protected interface functions
+ */
+void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
+ struct bfa_fcs_vport_s *vport);
+void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
+ struct bfa_fcs_vport_s *vport);
+struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup(
+ struct bfa_fcs_fabric_s *fabric, wwn_t pwwn);
+void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs);
+void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric,
+ struct fchs_s *fchs, u16 len);
+void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
+ wwn_t fabric_name);
+u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs);
+void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+
+/*
+ * BFA FCS callback interfaces
+ */
+
+/*
+ * fcb Main fcs callbacks
+ */
+
+struct bfad_port_s;
+struct bfad_vf_s;
+struct bfad_vport_s;
+struct bfad_rport_s;
+
+/*
+ * lport callbacks
+ */
+struct bfad_port_s *bfa_fcb_lport_new(struct bfad_s *bfad,
+ struct bfa_fcs_lport_s *port,
+ enum bfa_lport_role roles,
+ struct bfad_vf_s *vf_drv,
+ struct bfad_vport_s *vp_drv);
+
+/*
+ * vport callbacks
+ */
+void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s);
+
+/*
+ * rport callbacks
+ */
+bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad,
+ struct bfa_fcs_rport_s **rport,
+ struct bfad_rport_s **rport_drv);
+
+/*
+ * itnim callbacks
+ */
+int bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
+ struct bfad_itnim_s **itnim_drv);
+void bfa_fcb_itnim_free(struct bfad_s *bfad,
+ struct bfad_itnim_s *itnim_drv);
+void bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv);
+void bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv);
+
+#endif /* __BFA_FCS_H__ */
diff --git a/drivers/scsi/bfa/bfa_fcs_fcpim.c b/drivers/scsi/bfa/bfa_fcs_fcpim.c
new file mode 100644
index 0000000..2e3b19e
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs_fcpim.c
@@ -0,0 +1,841 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * fcpim.c - FCP initiator mode i-t nexus state machine
+ */
+
+#include "bfad_drv.h"
+#include "bfa_fcs.h"
+#include "bfa_fcbuild.h"
+#include "bfad_im.h"
+
+BFA_TRC_FILE(FCS, FCPIM);
+
+/*
+ * forward declarations
+ */
+static void bfa_fcs_itnim_timeout(void *arg);
+static void bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim);
+static void bfa_fcs_itnim_send_prli(void *itnim_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_itnim_prli_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs);
+static void bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_itnim_aen_event event);
+
+static void bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_hal_rport_online(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+static void bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event);
+
+static struct bfa_sm_table_s itnim_sm_table[] = {
+ {BFA_SM(bfa_fcs_itnim_sm_offline), BFA_ITNIM_OFFLINE},
+ {BFA_SM(bfa_fcs_itnim_sm_prli_send), BFA_ITNIM_PRLI_SEND},
+ {BFA_SM(bfa_fcs_itnim_sm_prli), BFA_ITNIM_PRLI_SENT},
+ {BFA_SM(bfa_fcs_itnim_sm_prli_retry), BFA_ITNIM_PRLI_RETRY},
+ {BFA_SM(bfa_fcs_itnim_sm_hcb_online), BFA_ITNIM_HCB_ONLINE},
+ {BFA_SM(bfa_fcs_itnim_sm_online), BFA_ITNIM_ONLINE},
+ {BFA_SM(bfa_fcs_itnim_sm_hcb_offline), BFA_ITNIM_HCB_OFFLINE},
+ {BFA_SM(bfa_fcs_itnim_sm_initiator), BFA_ITNIM_INITIATIOR},
+};
+
+/*
+ * fcs_itnim_sm FCS itnim state machine
+ */
+
+static void
+bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_FCS_ONLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+ itnim->prli_retries = 0;
+ bfa_fcs_itnim_send_prli(itnim, NULL);
+ break;
+
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_INITIATOR:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+
+}
+
+static void
+bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_FRMSENT:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli);
+ break;
+
+ case BFA_FCS_ITNIM_SM_INITIATOR:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+ bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_FCS_ONLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_RSP_OK:
+ if (itnim->rport->scsi_function == BFA_RPORT_INITIATOR)
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+ else
+ bfa_sm_set_state(itnim,
+ bfa_fcs_itnim_sm_hal_rport_online);
+
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_FCS_ONLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_RSP_ERROR:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_retry);
+ bfa_timer_start(itnim->fcs->bfa, &itnim->timer,
+ bfa_fcs_itnim_timeout, itnim,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case BFA_FCS_ITNIM_SM_RSP_NOT_SUPP:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ break;
+
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcxp_discard(itnim->fcxp);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_INITIATOR:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+ bfa_fcxp_discard(itnim->fcxp);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_FCS_ONLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcxp_discard(itnim->fcxp);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_sm_hal_rport_online(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_HAL_ONLINE:
+ if (!itnim->bfa_itnim)
+ itnim->bfa_itnim = bfa_itnim_create(itnim->fcs->bfa,
+ itnim->rport->bfa_rport, itnim);
+
+ if (itnim->bfa_itnim) {
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_online);
+ bfa_itnim_online(itnim->bfa_itnim, itnim->seq_rec);
+ } else {
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_DELETE);
+ }
+
+ break;
+
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_TIMEOUT:
+ if (itnim->prli_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ itnim->prli_retries++;
+ bfa_trc(itnim->fcs, itnim->prli_retries);
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+ bfa_fcs_itnim_send_prli(itnim, NULL);
+ } else {
+ /* invoke target offline */
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_LOGO_IMP);
+ }
+ break;
+
+
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_timer_stop(&itnim->timer);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_INITIATOR:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+ bfa_timer_stop(&itnim->timer);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_FCS_ONLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_timer_stop(&itnim->timer);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)itnim->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+ char rpwwn_buf[BFA_STRING_32];
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_HCB_ONLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_online);
+ bfa_fcb_itnim_online(itnim->itnim_drv);
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(itnim->rport->port));
+ wwn2str(rpwwn_buf, itnim->rport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Target (WWN = %s) is online for initiator (WWN = %s)\n",
+ rpwwn_buf, lpwwn_buf);
+ bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_ONLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_offline);
+ bfa_itnim_offline(itnim->bfa_itnim);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)itnim->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+ char rpwwn_buf[BFA_STRING_32];
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_offline);
+ bfa_fcb_itnim_offline(itnim->itnim_drv);
+ bfa_itnim_offline(itnim->bfa_itnim);
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(itnim->rport->port));
+ wwn2str(rpwwn_buf, itnim->rport->pwwn);
+ if (bfa_fcs_lport_is_online(itnim->rport->port) == BFA_TRUE) {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "Target (WWN = %s) connectivity lost for "
+ "initiator (WWN = %s)\n", rpwwn_buf, lpwwn_buf);
+ bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_DISCONNECT);
+ } else {
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Target (WWN = %s) offlined by initiator (WWN = %s)\n",
+ rpwwn_buf, lpwwn_buf);
+ bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_OFFLINE);
+ }
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_HCB_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+/*
+ * This state is set when a discovered rport is also in intiator mode.
+ * This ITN is marked as no_op and is not active and will not be truned into
+ * online state.
+ */
+static void
+bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_fcs_itnim_event event)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_trc(itnim->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_ITNIM_SM_OFFLINE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_OFFLINE);
+ break;
+
+ /*
+ * fcs_online is expected here for well known initiator ports
+ */
+ case BFA_FCS_ITNIM_SM_FCS_ONLINE:
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_FC4_FCS_ONLINE);
+ break;
+
+ case BFA_FCS_ITNIM_SM_RSP_ERROR:
+ case BFA_FCS_ITNIM_SM_INITIATOR:
+ break;
+
+ case BFA_FCS_ITNIM_SM_DELETE:
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcs_itnim_free(itnim);
+ break;
+
+ default:
+ bfa_sm_fault(itnim->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
+ enum bfa_itnim_aen_event event)
+{
+ struct bfa_fcs_rport_s *rport = itnim->rport;
+ struct bfad_s *bfad = (struct bfad_s *)itnim->fcs->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ /* Don't post events for well known addresses */
+ if (BFA_FCS_PID_IS_WKA(rport->pid))
+ return;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.itnim.vf_id = rport->port->fabric->vf_id;
+ aen_entry->aen_data.itnim.ppwwn = bfa_fcs_lport_get_pwwn(
+ bfa_fcs_get_base_port(itnim->fcs));
+ aen_entry->aen_data.itnim.lpwwn = bfa_fcs_lport_get_pwwn(rport->port);
+ aen_entry->aen_data.itnim.rpwwn = rport->pwwn;
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++rport->fcs->fcs_aen_seq,
+ BFA_AEN_CAT_ITNIM, event);
+}
+
+static void
+bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_itnim_s *itnim = itnim_cbarg;
+ struct bfa_fcs_rport_s *rport = itnim->rport;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ itnim->stats.fcxp_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &itnim->fcxp_wqe,
+ bfa_fcs_itnim_send_prli, itnim, BFA_TRUE);
+ return;
+ }
+ itnim->fcxp = fcxp;
+
+ len = fc_prli_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ itnim->rport->pid, bfa_fcs_lport_get_fcid(port), 0);
+
+ bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs,
+ bfa_fcs_itnim_prli_response, (void *)itnim,
+ FC_MAX_PDUSZ, FC_ELS_TOV);
+
+ itnim->stats.prli_sent++;
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_FRMSENT);
+}
+
+static void
+bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cbarg;
+ struct fc_els_cmd_s *els_cmd;
+ struct fc_prli_s *prli_resp;
+ struct fc_ls_rjt_s *ls_rjt;
+ struct fc_prli_params_s *sparams;
+
+ bfa_trc(itnim->fcs, req_status);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ itnim->stats.prli_rsp_err++;
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
+ return;
+ }
+
+ els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ if (els_cmd->els_code == FC_ELS_ACC) {
+ prli_resp = (struct fc_prli_s *) els_cmd;
+
+ if (fc_prli_rsp_parse(prli_resp, rsp_len) != FC_PARSE_OK) {
+ bfa_trc(itnim->fcs, rsp_len);
+ /*
+ * Check if this r-port is also in Initiator mode.
+ * If so, we need to set this ITN as a no-op.
+ */
+ if (prli_resp->parampage.servparams.initiator) {
+ bfa_trc(itnim->fcs, prli_resp->parampage.type);
+ itnim->rport->scsi_function =
+ BFA_RPORT_INITIATOR;
+ itnim->stats.prli_rsp_acc++;
+ itnim->stats.initiator++;
+ bfa_sm_send_event(itnim,
+ BFA_FCS_ITNIM_SM_RSP_OK);
+ return;
+ }
+
+ itnim->stats.prli_rsp_parse_err++;
+ return;
+ }
+ itnim->rport->scsi_function = BFA_RPORT_TARGET;
+
+ sparams = &prli_resp->parampage.servparams;
+ itnim->seq_rec = sparams->retry;
+ itnim->rec_support = sparams->rec_support;
+ itnim->task_retry_id = sparams->task_retry_id;
+ itnim->conf_comp = sparams->confirm;
+
+ itnim->stats.prli_rsp_acc++;
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_OK);
+ } else {
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ bfa_trc(itnim->fcs, ls_rjt->reason_code);
+ bfa_trc(itnim->fcs, ls_rjt->reason_code_expl);
+
+ itnim->stats.prli_rsp_rjt++;
+ if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP) {
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_NOT_SUPP);
+ return;
+ }
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
+ }
+}
+
+static void
+bfa_fcs_itnim_timeout(void *arg)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) arg;
+
+ itnim->stats.timeout++;
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_TIMEOUT);
+}
+
+static void
+bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim)
+{
+ if (itnim->bfa_itnim) {
+ bfa_itnim_delete(itnim->bfa_itnim);
+ itnim->bfa_itnim = NULL;
+ }
+
+ bfa_fcb_itnim_free(itnim->fcs->bfad, itnim->itnim_drv);
+}
+
+
+
+/*
+ * itnim_public FCS ITNIM public interfaces
+ */
+
+/*
+ * Called by rport when a new rport is created.
+ *
+ * @param[in] rport - remote port.
+ */
+struct bfa_fcs_itnim_s *
+bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct bfa_fcs_itnim_s *itnim;
+ struct bfad_itnim_s *itnim_drv;
+ int ret;
+
+ /*
+ * call bfad to allocate the itnim
+ */
+ ret = bfa_fcb_itnim_alloc(port->fcs->bfad, &itnim, &itnim_drv);
+ if (ret) {
+ bfa_trc(port->fcs, rport->pwwn);
+ return NULL;
+ }
+
+ /*
+ * Initialize itnim
+ */
+ itnim->rport = rport;
+ itnim->fcs = rport->fcs;
+ itnim->itnim_drv = itnim_drv;
+
+ itnim->bfa_itnim = NULL;
+ itnim->seq_rec = BFA_FALSE;
+ itnim->rec_support = BFA_FALSE;
+ itnim->conf_comp = BFA_FALSE;
+ itnim->task_retry_id = BFA_FALSE;
+
+ /*
+ * Set State machine
+ */
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+
+ return itnim;
+}
+
+/*
+ * Called by rport to delete the instance of FCPIM.
+ *
+ * @param[in] rport - remote port.
+ */
+void
+bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pid);
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_DELETE);
+}
+
+/*
+ * Notification from rport that PLOGI is complete to initiate FC-4 session.
+ */
+void
+bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s *itnim)
+{
+ itnim->stats.onlines++;
+
+ if (!BFA_FCS_PID_IS_WKA(itnim->rport->pid))
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HAL_ONLINE);
+}
+
+/*
+ * Called by rport to handle a remote device offline.
+ */
+void
+bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim)
+{
+ itnim->stats.offlines++;
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_OFFLINE);
+}
+
+/*
+ * Called by rport when remote port is known to be an initiator from
+ * PRLI received.
+ */
+void
+bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pid);
+ itnim->stats.initiator++;
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
+}
+
+/*
+ * Called by rport to check if the itnim is online.
+ */
+bfa_status_t
+bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim)
+{
+ bfa_trc(itnim->fcs, itnim->rport->pid);
+ switch (bfa_sm_to_state(itnim_sm_table, itnim->sm)) {
+ case BFA_ITNIM_ONLINE:
+ case BFA_ITNIM_INITIATIOR:
+ return BFA_STATUS_OK;
+
+ default:
+ return BFA_STATUS_NO_FCPIM_NEXUS;
+ }
+}
+
+/*
+ * BFA completion callback for bfa_itnim_online().
+ */
+void
+bfa_cb_itnim_online(void *cbarg)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cbarg;
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_ONLINE);
+}
+
+/*
+ * BFA completion callback for bfa_itnim_offline().
+ */
+void
+bfa_cb_itnim_offline(void *cb_arg)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg;
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_OFFLINE);
+}
+
+/*
+ * Mark the beginning of PATH TOV handling. IO completion callbacks
+ * are still pending.
+ */
+void
+bfa_cb_itnim_tov_begin(void *cb_arg)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg;
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+}
+
+/*
+ * Mark the end of PATH TOV handling. All pending IOs are already cleaned up.
+ */
+void
+bfa_cb_itnim_tov(void *cb_arg)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg;
+ struct bfad_itnim_s *itnim_drv = itnim->itnim_drv;
+
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ itnim_drv->state = ITNIM_STATE_TIMEOUT;
+}
+
+/*
+ * BFA notification to FCS/driver for second level error recovery.
+ *
+ * Atleast one I/O request has timedout and target is unresponsive to
+ * repeated abort requests. Second level error recovery should be initiated
+ * by starting implicit logout and recovery procedures.
+ */
+void
+bfa_cb_itnim_sler(void *cb_arg)
+{
+ struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg;
+
+ itnim->stats.sler++;
+ bfa_trc(itnim->fcs, itnim->rport->pwwn);
+ bfa_sm_send_event(itnim->rport, RPSM_EVENT_LOGO_IMP);
+}
+
+struct bfa_fcs_itnim_s *
+bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+ rport = bfa_fcs_rport_lookup(port, rpwwn);
+
+ if (!rport)
+ return NULL;
+
+ WARN_ON(rport->itnim == NULL);
+ return rport->itnim;
+}
+
+bfa_status_t
+bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn,
+ struct bfa_itnim_attr_s *attr)
+{
+ struct bfa_fcs_itnim_s *itnim = NULL;
+
+ itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+ if (itnim == NULL)
+ return BFA_STATUS_NO_FCPIM_NEXUS;
+
+ attr->state = bfa_sm_to_state(itnim_sm_table, itnim->sm);
+ attr->retry = itnim->seq_rec;
+ attr->rec_support = itnim->rec_support;
+ attr->conf_comp = itnim->conf_comp;
+ attr->task_retry_id = itnim->task_retry_id;
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn,
+ struct bfa_itnim_stats_s *stats)
+{
+ struct bfa_fcs_itnim_s *itnim = NULL;
+
+ WARN_ON(port == NULL);
+
+ itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+ if (itnim == NULL)
+ return BFA_STATUS_NO_FCPIM_NEXUS;
+
+ memcpy(stats, &itnim->stats, sizeof(struct bfa_itnim_stats_s));
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port, wwn_t rpwwn)
+{
+ struct bfa_fcs_itnim_s *itnim = NULL;
+
+ WARN_ON(port == NULL);
+
+ itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+ if (itnim == NULL)
+ return BFA_STATUS_NO_FCPIM_NEXUS;
+
+ memset(&itnim->stats, 0, sizeof(struct bfa_itnim_stats_s));
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim,
+ struct fchs_s *fchs, u16 len)
+{
+ struct fc_els_cmd_s *els_cmd;
+
+ bfa_trc(itnim->fcs, fchs->type);
+
+ if (fchs->type != FC_TYPE_ELS)
+ return;
+
+ els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ bfa_trc(itnim->fcs, els_cmd->els_code);
+
+ switch (els_cmd->els_code) {
+ case FC_ELS_PRLO:
+ bfa_fcs_rport_prlo(itnim->rport, fchs->ox_id);
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+}
diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c
new file mode 100644
index 0000000..b4f2c1d
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs_lport.c
@@ -0,0 +1,6986 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_fcs.h"
+#include "bfa_fcbuild.h"
+#include "bfa_fc.h"
+
+BFA_TRC_FILE(FCS, PORT);
+
+/*
+ * ALPA to LIXA bitmap mapping
+ *
+ * ALPA 0x00 (Word 0, Bit 30) is invalid for N_Ports. Also Word 0 Bit 31
+ * is for L_bit (login required) and is filled as ALPA 0x00 here.
+ */
+static const u8 loop_alpa_map[] = {
+ 0x00, 0x00, 0x01, 0x02, 0x04, 0x08, 0x0F, 0x10, /* Word 0 Bits 31..24 */
+ 0x17, 0x18, 0x1B, 0x1D, 0x1E, 0x1F, 0x23, 0x25, /* Word 0 Bits 23..16 */
+ 0x26, 0x27, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, /* Word 0 Bits 15..08 */
+ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x39, 0x3A, /* Word 0 Bits 07..00 */
+
+ 0x3C, 0x43, 0x45, 0x46, 0x47, 0x49, 0x4A, 0x4B, /* Word 1 Bits 31..24 */
+ 0x4C, 0x4D, 0x4E, 0x51, 0x52, 0x53, 0x54, 0x55, /* Word 1 Bits 23..16 */
+ 0x56, 0x59, 0x5A, 0x5C, 0x63, 0x65, 0x66, 0x67, /* Word 1 Bits 15..08 */
+ 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x71, 0x72, /* Word 1 Bits 07..00 */
+
+ 0x73, 0x74, 0x75, 0x76, 0x79, 0x7A, 0x7C, 0x80, /* Word 2 Bits 31..24 */
+ 0x81, 0x82, 0x84, 0x88, 0x8F, 0x90, 0x97, 0x98, /* Word 2 Bits 23..16 */
+ 0x9B, 0x9D, 0x9E, 0x9F, 0xA3, 0xA5, 0xA6, 0xA7, /* Word 2 Bits 15..08 */
+ 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xB1, 0xB2, /* Word 2 Bits 07..00 */
+
+ 0xB3, 0xB4, 0xB5, 0xB6, 0xB9, 0xBA, 0xBC, 0xC3, /* Word 3 Bits 31..24 */
+ 0xC5, 0xC6, 0xC7, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, /* Word 3 Bits 23..16 */
+ 0xCE, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD9, /* Word 3 Bits 15..08 */
+ 0xDA, 0xDC, 0xE0, 0xE1, 0xE2, 0xE4, 0xE8, 0xEF, /* Word 3 Bits 07..00 */
+};
+
+static void bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs, u8 reason_code,
+ u8 reason_code_expl);
+static void bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs, struct fc_logi_s *plogi);
+static void bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs,
+ struct fc_echo_s *echo, u16 len);
+static void bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs,
+ struct fc_rnid_cmd_s *rnid, u16 len);
+static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port,
+ struct fc_rnid_general_topology_data_s *gen_topo_data);
+
+static void bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port);
+
+static void bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port);
+
+static void bfa_fcs_lport_loop_init(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_loop_online(struct bfa_fcs_lport_s *port);
+static void bfa_fcs_lport_loop_offline(struct bfa_fcs_lport_s *port);
+
+static struct {
+ void (*init) (struct bfa_fcs_lport_s *port);
+ void (*online) (struct bfa_fcs_lport_s *port);
+ void (*offline) (struct bfa_fcs_lport_s *port);
+} __port_action[] = {
+ [BFA_FCS_FABRIC_UNKNOWN] = {
+ .init = bfa_fcs_lport_unknown_init,
+ .online = bfa_fcs_lport_unknown_online,
+ .offline = bfa_fcs_lport_unknown_offline
+ },
+ [BFA_FCS_FABRIC_SWITCHED] = {
+ .init = bfa_fcs_lport_fab_init,
+ .online = bfa_fcs_lport_fab_online,
+ .offline = bfa_fcs_lport_fab_offline
+ },
+ [BFA_FCS_FABRIC_N2N] = {
+ .init = bfa_fcs_lport_n2n_init,
+ .online = bfa_fcs_lport_n2n_online,
+ .offline = bfa_fcs_lport_n2n_offline
+ },
+ [BFA_FCS_FABRIC_LOOP] = {
+ .init = bfa_fcs_lport_loop_init,
+ .online = bfa_fcs_lport_loop_online,
+ .offline = bfa_fcs_lport_loop_offline
+ },
+};
+
+/*
+ * fcs_port_sm FCS logical port state machine
+ */
+
+enum bfa_fcs_lport_event {
+ BFA_FCS_PORT_SM_CREATE = 1,
+ BFA_FCS_PORT_SM_ONLINE = 2,
+ BFA_FCS_PORT_SM_OFFLINE = 3,
+ BFA_FCS_PORT_SM_DELETE = 4,
+ BFA_FCS_PORT_SM_DELRPORT = 5,
+ BFA_FCS_PORT_SM_STOP = 6,
+};
+
+static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event);
+static void bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event);
+static void bfa_fcs_lport_sm_online(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event);
+static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event);
+static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event);
+static void bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event);
+
+static void
+bfa_fcs_lport_sm_uninit(
+ struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event)
+{
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_PORT_SM_CREATE:
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event)
+{
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_PORT_SM_ONLINE:
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_online);
+ bfa_fcs_lport_online_actions(port);
+ break;
+
+ case BFA_FCS_PORT_SM_DELETE:
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
+ bfa_fcs_lport_deleted(port);
+ break;
+
+ case BFA_FCS_PORT_SM_STOP:
+ /* If vport - send completion call back */
+ if (port->vport)
+ bfa_fcs_vport_stop_comp(port->vport);
+ else
+ bfa_wc_down(&(port->fabric->stop_wc));
+ break;
+
+ case BFA_FCS_PORT_SM_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_sm_online(
+ struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe, *qen;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_PORT_SM_OFFLINE:
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_offline);
+ bfa_fcs_lport_offline_actions(port);
+ break;
+
+ case BFA_FCS_PORT_SM_STOP:
+ __port_action[port->fabric->fab_type].offline(port);
+
+ if (port->num_rports == 0) {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
+ /* If vport - send completion call back */
+ if (port->vport)
+ bfa_fcs_vport_stop_comp(port->vport);
+ else
+ bfa_wc_down(&(port->fabric->stop_wc));
+ } else {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping);
+ list_for_each_safe(qe, qen, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+ }
+ }
+ break;
+
+ case BFA_FCS_PORT_SM_DELETE:
+
+ __port_action[port->fabric->fab_type].offline(port);
+
+ if (port->num_rports == 0) {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
+ bfa_fcs_lport_deleted(port);
+ } else {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting);
+ list_for_each_safe(qe, qen, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+ }
+ }
+ break;
+
+ case BFA_FCS_PORT_SM_DELRPORT:
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_sm_offline(
+ struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe, *qen;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_PORT_SM_ONLINE:
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_online);
+ bfa_fcs_lport_online_actions(port);
+ break;
+
+ case BFA_FCS_PORT_SM_STOP:
+ if (port->num_rports == 0) {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
+ /* If vport - send completion call back */
+ if (port->vport)
+ bfa_fcs_vport_stop_comp(port->vport);
+ else
+ bfa_wc_down(&(port->fabric->stop_wc));
+ } else {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping);
+ list_for_each_safe(qe, qen, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+ }
+ }
+ break;
+
+ case BFA_FCS_PORT_SM_DELETE:
+ if (port->num_rports == 0) {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
+ bfa_fcs_lport_deleted(port);
+ } else {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting);
+ list_for_each_safe(qe, qen, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+ }
+ }
+ break;
+
+ case BFA_FCS_PORT_SM_DELRPORT:
+ case BFA_FCS_PORT_SM_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event)
+{
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_PORT_SM_DELRPORT:
+ if (port->num_rports == 0) {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
+ /* If vport - send completion call back */
+ if (port->vport)
+ bfa_fcs_vport_stop_comp(port->vport);
+ else
+ bfa_wc_down(&(port->fabric->stop_wc));
+ }
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_sm_deleting(
+ struct bfa_fcs_lport_s *port,
+ enum bfa_fcs_lport_event event)
+{
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_PORT_SM_DELRPORT:
+ if (port->num_rports == 0) {
+ bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
+ bfa_fcs_lport_deleted(port);
+ }
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+/*
+ * fcs_port_pvt
+ */
+
+/*
+ * Send AEN notification
+ */
+static void
+bfa_fcs_lport_aen_post(struct bfa_fcs_lport_s *port,
+ enum bfa_lport_aen_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.lport.vf_id = port->fabric->vf_id;
+ aen_entry->aen_data.lport.roles = port->port_cfg.roles;
+ aen_entry->aen_data.lport.ppwwn = bfa_fcs_lport_get_pwwn(
+ bfa_fcs_get_base_port(port->fcs));
+ aen_entry->aen_data.lport.lpwwn = bfa_fcs_lport_get_pwwn(port);
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq,
+ BFA_AEN_CAT_LPORT, event);
+}
+
+/*
+ * Send a LS reject
+ */
+static void
+bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
+ u8 reason_code, u8 reason_code_expl)
+{
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_rport_s *bfa_rport = NULL;
+ int len;
+
+ bfa_trc(port->fcs, rx_fchs->d_id);
+ bfa_trc(port->fcs, rx_fchs->s_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, reason_code, reason_code_expl);
+
+ bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Send a FCCT Reject
+ */
+static void
+bfa_fcs_lport_send_fcgs_rjt(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs, u8 reason_code, u8 reason_code_expl)
+{
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_rport_s *bfa_rport = NULL;
+ int len;
+ struct ct_hdr_s *rx_cthdr = (struct ct_hdr_s *)(rx_fchs + 1);
+ struct ct_hdr_s *ct_hdr;
+
+ bfa_trc(port->fcs, rx_fchs->d_id);
+ bfa_trc(port->fcs, rx_fchs->s_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ ct_hdr = bfa_fcxp_get_reqbuf(fcxp);
+ ct_hdr->gs_type = rx_cthdr->gs_type;
+ ct_hdr->gs_sub_type = rx_cthdr->gs_sub_type;
+
+ len = fc_gs_rjt_build(&fchs, ct_hdr, rx_fchs->s_id,
+ bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, reason_code, reason_code_expl);
+
+ bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Process incoming plogi from a remote port.
+ */
+static void
+bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs, struct fc_logi_s *plogi)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ bfa_trc(port->fcs, rx_fchs->d_id);
+ bfa_trc(port->fcs, rx_fchs->s_id);
+
+ /*
+ * If min cfg mode is enabled, drop any incoming PLOGIs
+ */
+ if (__fcs_min_cfg(port->fcs)) {
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ return;
+ }
+
+ if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) {
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ /*
+ * send a LS reject
+ */
+ bfa_fcs_lport_send_ls_rjt(port, rx_fchs,
+ FC_LS_RJT_RSN_PROTOCOL_ERROR,
+ FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS);
+ return;
+ }
+
+ /*
+ * Direct Attach P2P mode : verify address assigned by the r-port.
+ */
+ if ((!bfa_fcs_fabric_is_switched(port->fabric)) &&
+ (memcmp((void *)&bfa_fcs_lport_get_pwwn(port),
+ (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
+ if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) {
+ /* Address assigned to us cannot be a WKA */
+ bfa_fcs_lport_send_ls_rjt(port, rx_fchs,
+ FC_LS_RJT_RSN_PROTOCOL_ERROR,
+ FC_LS_RJT_EXP_INVALID_NPORT_ID);
+ return;
+ }
+ port->pid = rx_fchs->d_id;
+ bfa_lps_set_n2n_pid(port->fabric->lps, rx_fchs->d_id);
+ }
+
+ /*
+ * First, check if we know the device by pwwn.
+ */
+ rport = bfa_fcs_lport_get_rport_by_pwwn(port, plogi->port_name);
+ if (rport) {
+ /*
+ * Direct Attach P2P mode : handle address assigned by r-port.
+ */
+ if ((!bfa_fcs_fabric_is_switched(port->fabric)) &&
+ (memcmp((void *)&bfa_fcs_lport_get_pwwn(port),
+ (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
+ port->pid = rx_fchs->d_id;
+ bfa_lps_set_n2n_pid(port->fabric->lps, rx_fchs->d_id);
+ rport->pid = rx_fchs->s_id;
+ }
+ bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
+ return;
+ }
+
+ /*
+ * Next, lookup rport by PID.
+ */
+ rport = bfa_fcs_lport_get_rport_by_pid(port, rx_fchs->s_id);
+ if (!rport) {
+ /*
+ * Inbound PLOGI from a new device.
+ */
+ bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
+ return;
+ }
+
+ /*
+ * Rport is known only by PID.
+ */
+ if (rport->pwwn) {
+ /*
+ * This is a different device with the same pid. Old device
+ * disappeared. Send implicit LOGO to old device.
+ */
+ WARN_ON(rport->pwwn == plogi->port_name);
+ bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
+
+ /*
+ * Inbound PLOGI from a new device (with old PID).
+ */
+ bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
+ return;
+ }
+
+ /*
+ * PLOGI crossing each other.
+ */
+ WARN_ON(rport->pwwn != WWN_NULL);
+ bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
+}
+
+/*
+ * Process incoming ECHO.
+ * Since it does not require a login, it is processed here.
+ */
+static void
+bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
+ struct fc_echo_s *echo, u16 rx_len)
+{
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_rport_s *bfa_rport = NULL;
+ int len, pyld_len;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id);
+
+ /*
+ * Copy the payload (if any) from the echo frame
+ */
+ pyld_len = rx_len - sizeof(struct fchs_s);
+ bfa_trc(port->fcs, rx_len);
+ bfa_trc(port->fcs, pyld_len);
+
+ if (pyld_len > len)
+ memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) +
+ sizeof(struct fc_echo_s), (echo + 1),
+ (pyld_len - sizeof(struct fc_echo_s)));
+
+ bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Process incoming RNID.
+ * Since it does not require a login, it is processed here.
+ */
+static void
+bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
+ struct fc_rnid_cmd_s *rnid, u16 rx_len)
+{
+ struct fc_rnid_common_id_data_s common_id_data;
+ struct fc_rnid_general_topology_data_s gen_topo_data;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_rport_s *bfa_rport = NULL;
+ u16 len;
+ u32 data_format;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+ bfa_trc(port->fcs, rx_len);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ /*
+ * Check Node Indentification Data Format
+ * We only support General Topology Discovery Format.
+ * For any other requested Data Formats, we return Common Node Id Data
+ * only, as per FC-LS.
+ */
+ bfa_trc(port->fcs, rnid->node_id_data_format);
+ if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
+ data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY;
+ /*
+ * Get General topology data for this port
+ */
+ bfa_fs_port_get_gen_topo_data(port, &gen_topo_data);
+ } else {
+ data_format = RNID_NODEID_DATA_FORMAT_COMMON;
+ }
+
+ /*
+ * Copy the Node Id Info
+ */
+ common_id_data.port_name = bfa_fcs_lport_get_pwwn(port);
+ common_id_data.node_name = bfa_fcs_lport_get_nwwn(port);
+
+ len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, data_format, &common_id_data,
+ &gen_topo_data);
+
+ bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Fill out General Topolpgy Discovery Data for RNID ELS.
+ */
+static void
+bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port,
+ struct fc_rnid_general_topology_data_s *gen_topo_data)
+{
+ memset(gen_topo_data, 0,
+ sizeof(struct fc_rnid_general_topology_data_s));
+
+ gen_topo_data->asso_type = cpu_to_be32(RNID_ASSOCIATED_TYPE_HOST);
+ gen_topo_data->phy_port_num = 0; /* @todo */
+ gen_topo_data->num_attached_nodes = cpu_to_be32(1);
+}
+
+static void
+bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port)
+{
+ struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+
+ bfa_trc(port->fcs, port->fabric->oper_type);
+
+ __port_action[port->fabric->fab_type].init(port);
+ __port_action[port->fabric->fab_type].online(port);
+
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
+ BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
+ "Logical port online: WWN = %s Role = %s\n",
+ lpwwn_buf, "Initiator");
+ bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_ONLINE);
+
+ bfad->bfad_flags |= BFAD_PORT_ONLINE;
+}
+
+static void
+bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port)
+{
+ struct list_head *qe, *qen;
+ struct bfa_fcs_rport_s *rport;
+ struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+
+ bfa_trc(port->fcs, port->fabric->oper_type);
+
+ __port_action[port->fabric->fab_type].offline(port);
+
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
+ if (bfa_sm_cmp_state(port->fabric,
+ bfa_fcs_fabric_sm_online) == BFA_TRUE) {
+ BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
+ "Logical port lost fabric connectivity: WWN = %s Role = %s\n",
+ lpwwn_buf, "Initiator");
+ bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_DISCONNECT);
+ } else {
+ BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
+ "Logical port taken offline: WWN = %s Role = %s\n",
+ lpwwn_buf, "Initiator");
+ bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_OFFLINE);
+ }
+
+ list_for_each_safe(qe, qen, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
+ }
+}
+
+static void
+bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port)
+{
+ WARN_ON(1);
+}
+
+static void
+bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port)
+{
+ WARN_ON(1);
+}
+
+static void
+bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port)
+{
+ WARN_ON(1);
+}
+
+static void
+bfa_fcs_lport_abts_acc(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs)
+{
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+
+ bfa_trc(port->fcs, rx_fchs->d_id);
+ bfa_trc(port->fcs, rx_fchs->s_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_ba_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, 0);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+static void
+bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port)
+{
+ struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Logical port deleted: WWN = %s Role = %s\n",
+ lpwwn_buf, "Initiator");
+ bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_DELETE);
+
+ /* Base port will be deleted by the OS driver */
+ if (port->vport)
+ bfa_fcs_vport_delete_comp(port->vport);
+ else
+ bfa_wc_down(&port->fabric->wc);
+}
+
+
+/*
+ * Unsolicited frame receive handling.
+ */
+void
+bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport,
+ struct fchs_s *fchs, u16 len)
+{
+ u32 pid = fchs->s_id;
+ struct bfa_fcs_rport_s *rport = NULL;
+ struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ bfa_stats(lport, uf_recvs);
+ bfa_trc(lport->fcs, fchs->type);
+
+ if (!bfa_fcs_lport_is_online(lport)) {
+ /*
+ * In direct attach topology, it is possible to get a PLOGI
+ * before the lport is online due to port feature
+ * (QoS/Trunk/FEC/CR), so send a rjt
+ */
+ if ((fchs->type == FC_TYPE_ELS) &&
+ (els_cmd->els_code == FC_ELS_PLOGI)) {
+ bfa_fcs_lport_send_ls_rjt(lport, fchs,
+ FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD,
+ FC_LS_RJT_EXP_NO_ADDL_INFO);
+ bfa_stats(lport, plogi_rcvd);
+ } else
+ bfa_stats(lport, uf_recv_drops);
+
+ return;
+ }
+
+ /*
+ * First, handle ELSs that donot require a login.
+ */
+ /*
+ * Handle PLOGI first
+ */
+ if ((fchs->type == FC_TYPE_ELS) &&
+ (els_cmd->els_code == FC_ELS_PLOGI)) {
+ bfa_fcs_lport_plogi(lport, fchs, (struct fc_logi_s *) els_cmd);
+ return;
+ }
+
+ /*
+ * Handle ECHO separately.
+ */
+ if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) {
+ bfa_fcs_lport_echo(lport, fchs,
+ (struct fc_echo_s *)els_cmd, len);
+ return;
+ }
+
+ /*
+ * Handle RNID separately.
+ */
+ if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) {
+ bfa_fcs_lport_rnid(lport, fchs,
+ (struct fc_rnid_cmd_s *) els_cmd, len);
+ return;
+ }
+
+ if (fchs->type == FC_TYPE_BLS) {
+ if ((fchs->routing == FC_RTG_BASIC_LINK) &&
+ (fchs->cat_info == FC_CAT_ABTS))
+ bfa_fcs_lport_abts_acc(lport, fchs);
+ return;
+ }
+
+ if (fchs->type == FC_TYPE_SERVICES) {
+ /*
+ * Unhandled FC-GS frames. Send a FC-CT Reject
+ */
+ bfa_fcs_lport_send_fcgs_rjt(lport, fchs, CT_RSN_NOT_SUPP,
+ CT_NS_EXP_NOADDITIONAL);
+ return;
+ }
+
+ /*
+ * look for a matching remote port ID
+ */
+ rport = bfa_fcs_lport_get_rport_by_pid(lport, pid);
+ if (rport) {
+ bfa_trc(rport->fcs, fchs->s_id);
+ bfa_trc(rport->fcs, fchs->d_id);
+ bfa_trc(rport->fcs, fchs->type);
+
+ bfa_fcs_rport_uf_recv(rport, fchs, len);
+ return;
+ }
+
+ /*
+ * Only handles ELS frames for now.
+ */
+ if (fchs->type != FC_TYPE_ELS) {
+ bfa_trc(lport->fcs, fchs->s_id);
+ bfa_trc(lport->fcs, fchs->d_id);
+ /* ignore type FC_TYPE_FC_FSS */
+ if (fchs->type != FC_TYPE_FC_FSS)
+ bfa_sm_fault(lport->fcs, fchs->type);
+ return;
+ }
+
+ bfa_trc(lport->fcs, els_cmd->els_code);
+ if (els_cmd->els_code == FC_ELS_RSCN) {
+ bfa_fcs_lport_scn_process_rscn(lport, fchs, len);
+ return;
+ }
+
+ if (els_cmd->els_code == FC_ELS_LOGO) {
+ /*
+ * @todo Handle LOGO frames received.
+ */
+ return;
+ }
+
+ if (els_cmd->els_code == FC_ELS_PRLI) {
+ /*
+ * @todo Handle PRLI frames received.
+ */
+ return;
+ }
+
+ /*
+ * Unhandled ELS frames. Send a LS_RJT.
+ */
+ bfa_fcs_lport_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP,
+ FC_LS_RJT_EXP_NO_ADDL_INFO);
+
+}
+
+/*
+ * PID based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_lport_get_rport_by_pid(struct bfa_fcs_lport_s *port, u32 pid)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (rport->pid == pid)
+ return rport;
+ }
+
+ bfa_trc(port->fcs, pid);
+ return NULL;
+}
+
+/*
+ * OLD_PID based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_lport_get_rport_by_old_pid(struct bfa_fcs_lport_s *port, u32 pid)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (rport->old_pid == pid)
+ return rport;
+ }
+
+ bfa_trc(port->fcs, pid);
+ return NULL;
+}
+
+/*
+ * PWWN based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_lport_get_rport_by_pwwn(struct bfa_fcs_lport_s *port, wwn_t pwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (wwn_is_equal(rport->pwwn, pwwn))
+ return rport;
+ }
+
+ bfa_trc(port->fcs, pwwn);
+ return NULL;
+}
+
+/*
+ * NWWN based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_lport_get_rport_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t nwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (wwn_is_equal(rport->nwwn, nwwn))
+ return rport;
+ }
+
+ bfa_trc(port->fcs, nwwn);
+ return NULL;
+}
+
+/*
+ * PWWN & PID based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_lport_get_rport_by_qualifier(struct bfa_fcs_lport_s *port,
+ wwn_t pwwn, u32 pid)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (wwn_is_equal(rport->pwwn, pwwn) && rport->pid == pid)
+ return rport;
+ }
+
+ bfa_trc(port->fcs, pwwn);
+ return NULL;
+}
+
+/*
+ * Called by rport module when new rports are discovered.
+ */
+void
+bfa_fcs_lport_add_rport(
+ struct bfa_fcs_lport_s *port,
+ struct bfa_fcs_rport_s *rport)
+{
+ list_add_tail(&rport->qe, &port->rport_q);
+ port->num_rports++;
+}
+
+/*
+ * Called by rport module to when rports are deleted.
+ */
+void
+bfa_fcs_lport_del_rport(
+ struct bfa_fcs_lport_s *port,
+ struct bfa_fcs_rport_s *rport)
+{
+ WARN_ON(!bfa_q_is_on_q(&port->rport_q, rport));
+ list_del(&rport->qe);
+ port->num_rports--;
+
+ bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT);
+}
+
+/*
+ * Called by fabric for base port when fabric login is complete.
+ * Called by vport for virtual ports when FDISC is complete.
+ */
+void
+bfa_fcs_lport_online(struct bfa_fcs_lport_s *port)
+{
+ bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE);
+}
+
+/*
+ * Called by fabric for base port when fabric goes offline.
+ * Called by vport for virtual ports when virtual port becomes offline.
+ */
+void
+bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port)
+{
+ bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE);
+}
+
+/*
+ * Called by fabric for base port and by vport for virtual ports
+ * when target mode driver is unloaded.
+ */
+void
+bfa_fcs_lport_stop(struct bfa_fcs_lport_s *port)
+{
+ bfa_sm_send_event(port, BFA_FCS_PORT_SM_STOP);
+}
+
+/*
+ * Called by fabric to delete base lport and associated resources.
+ *
+ * Called by vport to delete lport and associated resources. Should call
+ * bfa_fcs_vport_delete_comp() for vports on completion.
+ */
+void
+bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port)
+{
+ bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE);
+}
+
+/*
+ * Return TRUE if port is online, else return FALSE
+ */
+bfa_boolean_t
+bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port)
+{
+ return bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online);
+}
+
+/*
+ * Attach time initialization of logical ports.
+ */
+void
+bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs,
+ u16 vf_id, struct bfa_fcs_vport_s *vport)
+{
+ lport->fcs = fcs;
+ lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id);
+ lport->vport = vport;
+ lport->lp_tag = (vport) ? vport->lps->bfa_tag :
+ lport->fabric->lps->bfa_tag;
+
+ INIT_LIST_HEAD(&lport->rport_q);
+ lport->num_rports = 0;
+}
+
+/*
+ * Logical port initialization of base or virtual port.
+ * Called by fabric for base port or by vport for virtual ports.
+ */
+
+void
+bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport,
+ struct bfa_lport_cfg_s *port_cfg)
+{
+ struct bfa_fcs_vport_s *vport = lport->vport;
+ struct bfad_s *bfad = (struct bfad_s *)lport->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+
+ lport->port_cfg = *port_cfg;
+
+ lport->bfad_port = bfa_fcb_lport_new(lport->fcs->bfad, lport,
+ lport->port_cfg.roles,
+ lport->fabric->vf_drv,
+ vport ? vport->vport_drv : NULL);
+
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(lport));
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "New logical port created: WWN = %s Role = %s\n",
+ lpwwn_buf, "Initiator");
+ bfa_fcs_lport_aen_post(lport, BFA_LPORT_AEN_NEW);
+
+ bfa_sm_set_state(lport, bfa_fcs_lport_sm_uninit);
+ bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE);
+}
+
+void
+bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s *port,
+ char *symname)
+{
+ strcpy(port->port_cfg.sym_name.symname, symname);
+
+ if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online))
+ bfa_fcs_lport_ns_util_send_rspn_id(
+ BFA_FCS_GET_NS_FROM_PORT(port), NULL);
+}
+
+/*
+ * fcs_lport_api
+ */
+
+void
+bfa_fcs_lport_get_attr(
+ struct bfa_fcs_lport_s *port,
+ struct bfa_lport_attr_s *port_attr)
+{
+ if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online))
+ port_attr->pid = port->pid;
+ else
+ port_attr->pid = 0;
+
+ port_attr->port_cfg = port->port_cfg;
+
+ if (port->fabric) {
+ port_attr->port_type = port->fabric->oper_type;
+ port_attr->loopback = bfa_sm_cmp_state(port->fabric,
+ bfa_fcs_fabric_sm_loopback);
+ port_attr->authfail =
+ bfa_sm_cmp_state(port->fabric,
+ bfa_fcs_fabric_sm_auth_failed);
+ port_attr->fabric_name = bfa_fcs_lport_get_fabric_name(port);
+ memcpy(port_attr->fabric_ip_addr,
+ bfa_fcs_lport_get_fabric_ipaddr(port),
+ BFA_FCS_FABRIC_IPADDR_SZ);
+
+ if (port->vport != NULL) {
+ port_attr->port_type = BFA_PORT_TYPE_VPORT;
+ port_attr->fpma_mac =
+ port->vport->lps->lp_mac;
+ } else {
+ port_attr->fpma_mac =
+ port->fabric->lps->lp_mac;
+ }
+ } else {
+ port_attr->port_type = BFA_PORT_TYPE_UNKNOWN;
+ port_attr->state = BFA_LPORT_UNINIT;
+ }
+}
+
+/*
+ * bfa_fcs_lport_fab port fab functions
+ */
+
+/*
+ * Called by port to initialize fabric services of the base port.
+ */
+static void
+bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port)
+{
+ bfa_fcs_lport_ns_init(port);
+ bfa_fcs_lport_scn_init(port);
+ bfa_fcs_lport_ms_init(port);
+}
+
+/*
+ * Called by port to notify transition to online state.
+ */
+static void
+bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port)
+{
+ bfa_fcs_lport_ns_online(port);
+ bfa_fcs_lport_fab_scn_online(port);
+}
+
+/*
+ * Called by port to notify transition to offline state.
+ */
+static void
+bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port)
+{
+ bfa_fcs_lport_ns_offline(port);
+ bfa_fcs_lport_scn_offline(port);
+ bfa_fcs_lport_ms_offline(port);
+}
+
+/*
+ * bfa_fcs_lport_n2n functions
+ */
+
+/*
+ * Called by fcs/port to initialize N2N topology.
+ */
+static void
+bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port)
+{
+}
+
+/*
+ * Called by fcs/port to notify transition to online state.
+ */
+static void
+bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n;
+ struct bfa_lport_cfg_s *pcfg = &port->port_cfg;
+ struct bfa_fcs_rport_s *rport;
+
+ bfa_trc(port->fcs, pcfg->pwwn);
+
+ /*
+ * If our PWWN is > than that of the r-port, we have to initiate PLOGI
+ * and assign an Address. if not, we need to wait for its PLOGI.
+ *
+ * If our PWWN is < than that of the remote port, it will send a PLOGI
+ * with the PIDs assigned. The rport state machine take care of this
+ * incoming PLOGI.
+ */
+ if (memcmp
+ ((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn,
+ sizeof(wwn_t)) > 0) {
+ port->pid = N2N_LOCAL_PID;
+ bfa_lps_set_n2n_pid(port->fabric->lps, N2N_LOCAL_PID);
+ /*
+ * First, check if we know the device by pwwn.
+ */
+ rport = bfa_fcs_lport_get_rport_by_pwwn(port,
+ n2n_port->rem_port_wwn);
+ if (rport) {
+ bfa_trc(port->fcs, rport->pid);
+ bfa_trc(port->fcs, rport->pwwn);
+ rport->pid = N2N_REMOTE_PID;
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
+ return;
+ }
+
+ /*
+ * In n2n there can be only one rport. Delete the old one
+ * whose pid should be zero, because it is offline.
+ */
+ if (port->num_rports > 0) {
+ rport = bfa_fcs_lport_get_rport_by_pid(port, 0);
+ WARN_ON(rport == NULL);
+ if (rport) {
+ bfa_trc(port->fcs, rport->pwwn);
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+ }
+ }
+ bfa_fcs_rport_create(port, N2N_REMOTE_PID);
+ }
+}
+
+/*
+ * Called by fcs/port to notify transition to offline state.
+ */
+static void
+bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n;
+
+ bfa_trc(port->fcs, port->pid);
+ port->pid = 0;
+ n2n_port->rem_port_wwn = 0;
+ n2n_port->reply_oxid = 0;
+}
+
+void
+bfa_fcport_get_loop_attr(struct bfa_fcs_lport_s *port)
+{
+ int i = 0, j = 0, bit = 0, alpa_bit = 0;
+ u8 k = 0;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(port->fcs->bfa);
+
+ port->port_topo.ploop.alpabm_valid = fcport->alpabm_valid;
+ port->pid = fcport->myalpa;
+ port->pid = bfa_hton3b(port->pid);
+
+ for (i = 0; i < (FC_ALPA_MAX / 8); i++) {
+ for (j = 0, alpa_bit = 0; j < 8; j++, alpa_bit++) {
+ bfa_trc(port->fcs->bfa, fcport->alpabm.alpa_bm[i]);
+ bit = (fcport->alpabm.alpa_bm[i] & (1 << (7 - j)));
+ if (bit) {
+ port->port_topo.ploop.alpa_pos_map[k] =
+ loop_alpa_map[(i * 8) + alpa_bit];
+ k++;
+ bfa_trc(port->fcs->bfa, k);
+ bfa_trc(port->fcs->bfa,
+ port->port_topo.ploop.alpa_pos_map[k]);
+ }
+ }
+ }
+ port->port_topo.ploop.num_alpa = k;
+}
+
+/*
+ * Called by fcs/port to initialize Loop topology.
+ */
+static void
+bfa_fcs_lport_loop_init(struct bfa_fcs_lport_s *port)
+{
+}
+
+/*
+ * Called by fcs/port to notify transition to online state.
+ */
+static void
+bfa_fcs_lport_loop_online(struct bfa_fcs_lport_s *port)
+{
+ u8 num_alpa = 0, alpabm_valid = 0;
+ struct bfa_fcs_rport_s *rport;
+ u8 *alpa_map = NULL;
+ int i = 0;
+ u32 pid;
+
+ bfa_fcport_get_loop_attr(port);
+
+ num_alpa = port->port_topo.ploop.num_alpa;
+ alpabm_valid = port->port_topo.ploop.alpabm_valid;
+ alpa_map = port->port_topo.ploop.alpa_pos_map;
+
+ bfa_trc(port->fcs->bfa, port->pid);
+ bfa_trc(port->fcs->bfa, num_alpa);
+ if (alpabm_valid == 1) {
+ for (i = 0; i < num_alpa; i++) {
+ bfa_trc(port->fcs->bfa, alpa_map[i]);
+ if (alpa_map[i] != bfa_hton3b(port->pid)) {
+ pid = alpa_map[i];
+ bfa_trc(port->fcs->bfa, pid);
+ rport = bfa_fcs_lport_get_rport_by_pid(port,
+ bfa_hton3b(pid));
+ if (!rport)
+ rport = bfa_fcs_rport_create(port,
+ bfa_hton3b(pid));
+ }
+ }
+ } else {
+ for (i = 0; i < MAX_ALPA_COUNT; i++) {
+ if (alpa_map[i] != port->pid) {
+ pid = loop_alpa_map[i];
+ bfa_trc(port->fcs->bfa, pid);
+ rport = bfa_fcs_lport_get_rport_by_pid(port,
+ bfa_hton3b(pid));
+ if (!rport)
+ rport = bfa_fcs_rport_create(port,
+ bfa_hton3b(pid));
+ }
+ }
+ }
+}
+
+/*
+ * Called by fcs/port to notify transition to offline state.
+ */
+static void
+bfa_fcs_lport_loop_offline(struct bfa_fcs_lport_s *port)
+{
+}
+
+#define BFA_FCS_FDMI_CMD_MAX_RETRIES 2
+
+/*
+ * forward declarations
+ */
+static void bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_fdmi_rhba_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_fdmi_rprt_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_fdmi_rpa_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_fdmi_timeout(void *arg);
+static u16 bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi,
+ u8 *pyld);
+static u16 bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi,
+ u8 *pyld);
+static u16 bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi,
+ u8 *pyld);
+static u16 bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *
+ fdmi, u8 *pyld);
+static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi,
+ struct bfa_fcs_fdmi_hba_attr_s *hba_attr);
+static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi,
+ struct bfa_fcs_fdmi_port_attr_s *port_attr);
+u32 bfa_fcs_fdmi_convert_speed(enum bfa_port_speed pport_speed);
+
+/*
+ * fcs_fdmi_sm FCS FDMI state machine
+ */
+
+/*
+ * FDMI State Machine events
+ */
+enum port_fdmi_event {
+ FDMISM_EVENT_PORT_ONLINE = 1,
+ FDMISM_EVENT_PORT_OFFLINE = 2,
+ FDMISM_EVENT_RSP_OK = 4,
+ FDMISM_EVENT_RSP_ERROR = 5,
+ FDMISM_EVENT_TIMEOUT = 6,
+ FDMISM_EVENT_RHBA_SENT = 7,
+ FDMISM_EVENT_RPRT_SENT = 8,
+ FDMISM_EVENT_RPA_SENT = 9,
+};
+
+static void bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_sending_rhba(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_rhba_retry(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_sending_rprt(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_rprt_retry(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_sending_rpa(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_rpa_retry(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+static void bfa_fcs_lport_fdmi_sm_disabled(
+ struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event);
+/*
+ * Start in offline state - awaiting MS to send start.
+ */
+static void
+bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ fdmi->retry_cnt = 0;
+
+ switch (event) {
+ case FDMISM_EVENT_PORT_ONLINE:
+ if (port->vport) {
+ /*
+ * For Vports, register a new port.
+ */
+ bfa_sm_set_state(fdmi,
+ bfa_fcs_lport_fdmi_sm_sending_rprt);
+ bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL);
+ } else {
+ /*
+ * For a base port, we should first register the HBA
+ * attribute. The HBA attribute also contains the base
+ * port registration.
+ */
+ bfa_sm_set_state(fdmi,
+ bfa_fcs_lport_fdmi_sm_sending_rhba);
+ bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL);
+ }
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_sending_rhba(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_RHBA_SENT:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rhba);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+ &fdmi->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_RSP_ERROR:
+ /*
+ * if max retries have not been reached, start timer for a
+ * delayed retry
+ */
+ if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+ bfa_sm_set_state(fdmi,
+ bfa_fcs_lport_fdmi_sm_rhba_retry);
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+ &fdmi->timer,
+ bfa_fcs_lport_fdmi_timeout, fdmi,
+ BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ /*
+ * set state to offline
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ }
+ break;
+
+ case FDMISM_EVENT_RSP_OK:
+ /*
+ * Initiate Register Port Attributes
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa);
+ fdmi->retry_cnt = 0;
+ bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_fcxp_discard(fdmi->fcxp);
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_rhba_retry(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rhba);
+ bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ bfa_timer_stop(&fdmi->timer);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+/*
+* RPRT : Register Port
+ */
+static void
+bfa_fcs_lport_fdmi_sm_sending_rprt(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_RPRT_SENT:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rprt);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+ &fdmi->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_RSP_ERROR:
+ /*
+ * if max retries have not been reached, start timer for a
+ * delayed retry
+ */
+ if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+ bfa_sm_set_state(fdmi,
+ bfa_fcs_lport_fdmi_sm_rprt_retry);
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+ &fdmi->timer,
+ bfa_fcs_lport_fdmi_timeout, fdmi,
+ BFA_FCS_RETRY_TIMEOUT);
+
+ } else {
+ /*
+ * set state to offline
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ fdmi->retry_cnt = 0;
+ }
+ break;
+
+ case FDMISM_EVENT_RSP_OK:
+ fdmi->retry_cnt = 0;
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_fcxp_discard(fdmi->fcxp);
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_rprt_retry(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rprt);
+ bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ bfa_timer_stop(&fdmi->timer);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+/*
+ * Register Port Attributes
+ */
+static void
+bfa_fcs_lport_fdmi_sm_sending_rpa(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_RPA_SENT:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+ &fdmi->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_RSP_ERROR:
+ /*
+ * if max retries have not been reached, start timer for a
+ * delayed retry
+ */
+ if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa_retry);
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+ &fdmi->timer,
+ bfa_fcs_lport_fdmi_timeout, fdmi,
+ BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ /*
+ * set state to offline
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ fdmi->retry_cnt = 0;
+ }
+ break;
+
+ case FDMISM_EVENT_RSP_OK:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online);
+ fdmi->retry_cnt = 0;
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_fcxp_discard(fdmi->fcxp);
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_rpa_retry(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa);
+ bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL);
+ break;
+
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ bfa_timer_stop(&fdmi->timer);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ switch (event) {
+ case FDMISM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+/*
+ * FDMI is disabled state.
+ */
+static void
+bfa_fcs_lport_fdmi_sm_disabled(struct bfa_fcs_lport_fdmi_s *fdmi,
+ enum port_fdmi_event event)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+ bfa_trc(port->fcs, event);
+
+ /* No op State. It can only be enabled at Driver Init. */
+}
+
+/*
+* RHBA : Register HBA Attributes.
+ */
+static void
+bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg;
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct fchs_s fchs;
+ int len, attr_len;
+ struct bfa_fcxp_s *fcxp;
+ u8 *pyld;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+ bfa_fcs_lport_fdmi_send_rhba, fdmi, BFA_TRUE);
+ return;
+ }
+ fdmi->fcxp = fcxp;
+
+ pyld = bfa_fcxp_get_reqbuf(fcxp);
+ memset(pyld, 0, FC_MAX_PDUSZ);
+
+ len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port),
+ FDMI_RHBA);
+
+ attr_len =
+ bfa_fcs_lport_fdmi_build_rhba_pyld(fdmi,
+ (u8 *) ((struct ct_hdr_s *) pyld
+ + 1));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, (len + attr_len), &fchs,
+ bfa_fcs_lport_fdmi_rhba_response, (void *)fdmi,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT);
+}
+
+static u16
+bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct bfa_fcs_fdmi_hba_attr_s hba_attr;
+ struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr;
+ struct fdmi_rhba_s *rhba = (struct fdmi_rhba_s *) pyld;
+ struct fdmi_attr_s *attr;
+ u8 *curr_ptr;
+ u16 len, count;
+ u16 templen;
+
+ /*
+ * get hba attributes
+ */
+ bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr);
+
+ rhba->hba_id = bfa_fcs_lport_get_pwwn(port);
+ rhba->port_list.num_ports = cpu_to_be32(1);
+ rhba->port_list.port_entry = bfa_fcs_lport_get_pwwn(port);
+
+ len = sizeof(rhba->hba_id) + sizeof(rhba->port_list);
+
+ count = 0;
+ len += sizeof(rhba->hba_attr_blk.attr_count);
+
+ /*
+ * fill out the invididual entries of the HBA attrib Block
+ */
+ curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr;
+
+ /*
+ * Node Name
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NODENAME);
+ templen = sizeof(wwn_t);
+ memcpy(attr->value, &bfa_fcs_lport_get_nwwn(port), templen);
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * Manufacturer
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MANUFACTURER);
+ templen = (u16) strlen(fcs_hba_attr->manufacturer);
+ memcpy(attr->value, fcs_hba_attr->manufacturer, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * Serial Number
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_SERIALNUM);
+ templen = (u16) strlen(fcs_hba_attr->serial_num);
+ memcpy(attr->value, fcs_hba_attr->serial_num, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * Model
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL);
+ templen = (u16) strlen(fcs_hba_attr->model);
+ memcpy(attr->value, fcs_hba_attr->model, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * Model Desc
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL_DESC);
+ templen = (u16) strlen(fcs_hba_attr->model_desc);
+ memcpy(attr->value, fcs_hba_attr->model_desc, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * H/W Version
+ */
+ if (fcs_hba_attr->hw_version[0] != '\0') {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_HW_VERSION);
+ templen = (u16) strlen(fcs_hba_attr->hw_version);
+ memcpy(attr->value, fcs_hba_attr->hw_version, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+
+ /*
+ * Driver Version
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_DRIVER_VERSION);
+ templen = (u16) strlen(fcs_hba_attr->driver_version);
+ memcpy(attr->value, fcs_hba_attr->driver_version, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * Option Rom Version
+ */
+ if (fcs_hba_attr->option_rom_ver[0] != '\0') {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_ROM_VERSION);
+ templen = (u16) strlen(fcs_hba_attr->option_rom_ver);
+ memcpy(attr->value, fcs_hba_attr->option_rom_ver, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_FW_VERSION);
+ templen = (u16) strlen(fcs_hba_attr->fw_version);
+ memcpy(attr->value, fcs_hba_attr->fw_version, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * OS Name
+ */
+ if (fcs_hba_attr->os_name[0] != '\0') {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_OS_NAME);
+ templen = (u16) strlen(fcs_hba_attr->os_name);
+ memcpy(attr->value, fcs_hba_attr->os_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+
+ /*
+ * MAX_CT_PAYLOAD
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MAX_CT);
+ templen = sizeof(fcs_hba_attr->max_ct_pyld);
+ memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ /*
+ * Send extended attributes ( FOS 7.1 support )
+ */
+ if (fdmi->retry_cnt == 0) {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NODE_SYM_NAME);
+ templen = sizeof(fcs_hba_attr->node_sym_name);
+ memcpy(attr->value, &fcs_hba_attr->node_sym_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_VENDOR_ID);
+ templen = sizeof(fcs_hba_attr->vendor_info);
+ memcpy(attr->value, &fcs_hba_attr->vendor_info, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NUM_PORTS);
+ templen = sizeof(fcs_hba_attr->num_ports);
+ memcpy(attr->value, &fcs_hba_attr->num_ports, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_FABRIC_NAME);
+ templen = sizeof(fcs_hba_attr->fabric_name);
+ memcpy(attr->value, &fcs_hba_attr->fabric_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_BIOS_VER);
+ templen = sizeof(fcs_hba_attr->bios_ver);
+ memcpy(attr->value, &fcs_hba_attr->bios_ver, templen);
+ templen = fc_roundup(attr->len, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ count++;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+
+ /*
+ * Update size of payload
+ */
+ len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
+
+ rhba->hba_attr_blk.attr_count = cpu_to_be32(count);
+ return len;
+}
+
+static void
+bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi =
+ (struct bfa_fcs_lport_fdmi_s *) cbarg;
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+ return;
+ }
+
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+/*
+* RPRT : Register Port
+ */
+static void
+bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg;
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct fchs_s fchs;
+ u16 len, attr_len;
+ struct bfa_fcxp_s *fcxp;
+ u8 *pyld;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+ bfa_fcs_lport_fdmi_send_rprt, fdmi, BFA_TRUE);
+ return;
+ }
+ fdmi->fcxp = fcxp;
+
+ pyld = bfa_fcxp_get_reqbuf(fcxp);
+ memset(pyld, 0, FC_MAX_PDUSZ);
+
+ len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port),
+ FDMI_RPRT);
+
+ attr_len =
+ bfa_fcs_lport_fdmi_build_rprt_pyld(fdmi,
+ (u8 *) ((struct ct_hdr_s *) pyld
+ + 1));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len + attr_len, &fchs,
+ bfa_fcs_lport_fdmi_rprt_response, (void *)fdmi,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT);
+}
+
+/*
+ * This routine builds Port Attribute Block that used in RPA, RPRT commands.
+ */
+static u16
+bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *fdmi,
+ u8 *pyld)
+{
+ struct bfa_fcs_fdmi_port_attr_s fcs_port_attr;
+ struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld;
+ struct fdmi_attr_s *attr;
+ u8 *curr_ptr;
+ u16 len;
+ u8 count = 0;
+ u16 templen;
+
+ /*
+ * get port attributes
+ */
+ bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr);
+
+ len = sizeof(port_attrib->attr_count);
+
+ /*
+ * fill out the invididual entries
+ */
+ curr_ptr = (u8 *) &port_attrib->port_attr;
+
+ /*
+ * FC4 Types
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FC4_TYPES);
+ templen = sizeof(fcs_port_attr.supp_fc4_types);
+ memcpy(attr->value, fcs_port_attr.supp_fc4_types, templen);
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len =
+ cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * Supported Speed
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_SUPP_SPEED);
+ templen = sizeof(fcs_port_attr.supp_speed);
+ memcpy(attr->value, &fcs_port_attr.supp_speed, templen);
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len =
+ cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * current Port Speed
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_SPEED);
+ templen = sizeof(fcs_port_attr.curr_speed);
+ memcpy(attr->value, &fcs_port_attr.curr_speed, templen);
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * max frame size
+ */
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FRAME_SIZE);
+ templen = sizeof(fcs_port_attr.max_frm_size);
+ memcpy(attr->value, &fcs_port_attr.max_frm_size, templen);
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ /*
+ * OS Device Name
+ */
+ if (fcs_port_attr.os_device_name[0] != '\0') {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_DEV_NAME);
+ templen = (u16) strlen(fcs_port_attr.os_device_name);
+ memcpy(attr->value, fcs_port_attr.os_device_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+ /*
+ * Host Name
+ */
+ if (fcs_port_attr.host_name[0] != '\0') {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_HOST_NAME);
+ templen = (u16) strlen(fcs_port_attr.host_name);
+ memcpy(attr->value, fcs_port_attr.host_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+
+ if (fdmi->retry_cnt == 0) {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_NODE_NAME);
+ templen = sizeof(fcs_port_attr.node_name);
+ memcpy(attr->value, &fcs_port_attr.node_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_NAME);
+ templen = sizeof(fcs_port_attr.port_name);
+ memcpy(attr->value, &fcs_port_attr.port_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(attr->len) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ if (fcs_port_attr.port_sym_name.symname[0] != '\0') {
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type =
+ cpu_to_be16(FDMI_PORT_ATTRIB_PORT_SYM_NAME);
+ templen = sizeof(fcs_port_attr.port_sym_name);
+ memcpy(attr->value,
+ &fcs_port_attr.port_sym_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) +
+ sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen +
+ sizeof(attr->type) + sizeof(templen));
+ }
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_TYPE);
+ templen = sizeof(fcs_port_attr.port_type);
+ memcpy(attr->value, &fcs_port_attr.port_type, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_SUPP_COS);
+ templen = sizeof(fcs_port_attr.scos);
+ memcpy(attr->value, &fcs_port_attr.scos, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_FAB_NAME);
+ templen = sizeof(fcs_port_attr.port_fabric_name);
+ memcpy(attr->value, &fcs_port_attr.port_fabric_name, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_FC4_TYPE);
+ templen = sizeof(fcs_port_attr.port_act_fc4_type);
+ memcpy(attr->value, fcs_port_attr.port_act_fc4_type,
+ templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_STATE);
+ templen = sizeof(fcs_port_attr.port_state);
+ memcpy(attr->value, &fcs_port_attr.port_state, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+
+ attr = (struct fdmi_attr_s *) curr_ptr;
+ attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_NUM_RPRT);
+ templen = sizeof(fcs_port_attr.num_ports);
+ memcpy(attr->value, &fcs_port_attr.num_ports, templen);
+ templen = fc_roundup(templen, sizeof(u32));
+ curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
+ len += templen;
+ ++count;
+ attr->len = cpu_to_be16(templen + sizeof(attr->type) +
+ sizeof(templen));
+ }
+
+ /*
+ * Update size of payload
+ */
+ port_attrib->attr_count = cpu_to_be32(count);
+ len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
+ return len;
+}
+
+static u16
+bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct fdmi_rprt_s *rprt = (struct fdmi_rprt_s *) pyld;
+ u16 len;
+
+ rprt->hba_id = bfa_fcs_lport_get_pwwn(bfa_fcs_get_base_port(port->fcs));
+ rprt->port_name = bfa_fcs_lport_get_pwwn(port);
+
+ len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi,
+ (u8 *) &rprt->port_attr_blk);
+
+ len += sizeof(rprt->hba_id) + sizeof(rprt->port_name);
+
+ return len;
+}
+
+static void
+bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi =
+ (struct bfa_fcs_lport_fdmi_s *) cbarg;
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+ return;
+ }
+
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+/*
+* RPA : Register Port Attributes.
+ */
+static void
+bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg;
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct fchs_s fchs;
+ u16 len, attr_len;
+ struct bfa_fcxp_s *fcxp;
+ u8 *pyld;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+ bfa_fcs_lport_fdmi_send_rpa, fdmi, BFA_TRUE);
+ return;
+ }
+ fdmi->fcxp = fcxp;
+
+ pyld = bfa_fcxp_get_reqbuf(fcxp);
+ memset(pyld, 0, FC_MAX_PDUSZ);
+
+ len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port),
+ FDMI_RPA);
+
+ attr_len = bfa_fcs_lport_fdmi_build_rpa_pyld(fdmi,
+ (u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len + attr_len, &fchs,
+ bfa_fcs_lport_fdmi_rpa_response, (void *)fdmi,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT);
+}
+
+static u16
+bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct fdmi_rpa_s *rpa = (struct fdmi_rpa_s *) pyld;
+ u16 len;
+
+ rpa->port_name = bfa_fcs_lport_get_pwwn(port);
+
+ len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi,
+ (u8 *) &rpa->port_attr_blk);
+
+ len += sizeof(rpa->port_name);
+
+ return len;
+}
+
+static void
+bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi =
+ (struct bfa_fcs_lport_fdmi_s *) cbarg;
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+ return;
+ }
+
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+static void
+bfa_fcs_lport_fdmi_timeout(void *arg)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = (struct bfa_fcs_lport_fdmi_s *) arg;
+
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT);
+}
+
+static void
+bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi,
+ struct bfa_fcs_fdmi_hba_attr_s *hba_attr)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
+ struct bfa_fcs_fdmi_port_attr_s fcs_port_attr;
+
+ memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s));
+
+ bfa_ioc_get_adapter_manufacturer(&port->fcs->bfa->ioc,
+ hba_attr->manufacturer);
+ bfa_ioc_get_adapter_serial_num(&port->fcs->bfa->ioc,
+ hba_attr->serial_num);
+ bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc,
+ hba_attr->model);
+ bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc,
+ hba_attr->model_desc);
+ bfa_ioc_get_pci_chip_rev(&port->fcs->bfa->ioc,
+ hba_attr->hw_version);
+ bfa_ioc_get_adapter_optrom_ver(&port->fcs->bfa->ioc,
+ hba_attr->option_rom_ver);
+ bfa_ioc_get_adapter_fw_ver(&port->fcs->bfa->ioc,
+ hba_attr->fw_version);
+
+ strlcpy(hba_attr->driver_version, (char *)driver_info->version,
+ sizeof(hba_attr->driver_version));
+
+ strlcpy(hba_attr->os_name, driver_info->host_os_name,
+ sizeof(hba_attr->os_name));
+
+ /*
+ * If there is a patch level, append it
+ * to the os name along with a separator
+ */
+ if (driver_info->host_os_patch[0] != '\0') {
+ strlcat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ sizeof(hba_attr->os_name));
+ strlcat(hba_attr->os_name, driver_info->host_os_patch,
+ sizeof(hba_attr->os_name));
+ }
+
+ /* Retrieve the max frame size from the port attr */
+ bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr);
+ hba_attr->max_ct_pyld = fcs_port_attr.max_frm_size;
+
+ strlcpy(hba_attr->node_sym_name.symname,
+ port->port_cfg.node_sym_name.symname, BFA_SYMNAME_MAXLEN);
+ strcpy(hba_attr->vendor_info, "QLogic");
+ hba_attr->num_ports =
+ cpu_to_be32(bfa_ioc_get_nports(&port->fcs->bfa->ioc));
+ hba_attr->fabric_name = port->fabric->lps->pr_nwwn;
+ strlcpy(hba_attr->bios_ver, hba_attr->option_rom_ver, BFA_VERSION_LEN);
+
+}
+
+static void
+bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi,
+ struct bfa_fcs_fdmi_port_attr_s *port_attr)
+{
+ struct bfa_fcs_lport_s *port = fdmi->ms->port;
+ struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
+ struct bfa_port_attr_s pport_attr;
+ struct bfa_lport_attr_s lport_attr;
+
+ memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s));
+
+ /*
+ * get pport attributes from hal
+ */
+ bfa_fcport_get_attr(port->fcs->bfa, &pport_attr);
+
+ /*
+ * get FC4 type Bitmask
+ */
+ fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types);
+
+ /*
+ * Supported Speeds
+ */
+ switch (pport_attr.speed_supported) {
+ case BFA_PORT_SPEED_16GBPS:
+ port_attr->supp_speed =
+ cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_16G);
+ break;
+
+ case BFA_PORT_SPEED_10GBPS:
+ port_attr->supp_speed =
+ cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_10G);
+ break;
+
+ case BFA_PORT_SPEED_8GBPS:
+ port_attr->supp_speed =
+ cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_8G);
+ break;
+
+ case BFA_PORT_SPEED_4GBPS:
+ port_attr->supp_speed =
+ cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_4G);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, pport_attr.speed_supported);
+ }
+
+ /*
+ * Current Speed
+ */
+ port_attr->curr_speed = cpu_to_be32(
+ bfa_fcs_fdmi_convert_speed(pport_attr.speed));
+
+ /*
+ * Max PDU Size.
+ */
+ port_attr->max_frm_size = cpu_to_be32(pport_attr.pport_cfg.maxfrsize);
+
+ /*
+ * OS device Name
+ */
+ strlcpy(port_attr->os_device_name, driver_info->os_device_name,
+ sizeof(port_attr->os_device_name));
+
+ /*
+ * Host name
+ */
+ strlcpy(port_attr->host_name, driver_info->host_machine_name,
+ sizeof(port_attr->host_name));
+
+ port_attr->node_name = bfa_fcs_lport_get_nwwn(port);
+ port_attr->port_name = bfa_fcs_lport_get_pwwn(port);
+
+ strlcpy(port_attr->port_sym_name.symname,
+ bfa_fcs_lport_get_psym_name(port).symname, BFA_SYMNAME_MAXLEN);
+ bfa_fcs_lport_get_attr(port, &lport_attr);
+ port_attr->port_type = cpu_to_be32(lport_attr.port_type);
+ port_attr->scos = pport_attr.cos_supported;
+ port_attr->port_fabric_name = port->fabric->lps->pr_nwwn;
+ fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->port_act_fc4_type);
+ port_attr->port_state = cpu_to_be32(pport_attr.port_state);
+ port_attr->num_ports = cpu_to_be32(port->num_rports);
+}
+
+/*
+ * Convert BFA speed to FDMI format.
+ */
+u32
+bfa_fcs_fdmi_convert_speed(bfa_port_speed_t pport_speed)
+{
+ u32 ret;
+
+ switch (pport_speed) {
+ case BFA_PORT_SPEED_1GBPS:
+ case BFA_PORT_SPEED_2GBPS:
+ ret = pport_speed;
+ break;
+
+ case BFA_PORT_SPEED_4GBPS:
+ ret = FDMI_TRANS_SPEED_4G;
+ break;
+
+ case BFA_PORT_SPEED_8GBPS:
+ ret = FDMI_TRANS_SPEED_8G;
+ break;
+
+ case BFA_PORT_SPEED_10GBPS:
+ ret = FDMI_TRANS_SPEED_10G;
+ break;
+
+ case BFA_PORT_SPEED_16GBPS:
+ ret = FDMI_TRANS_SPEED_16G;
+ break;
+
+ default:
+ ret = FDMI_TRANS_SPEED_UNKNOWN;
+ }
+ return ret;
+}
+
+void
+bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi;
+
+ fdmi->ms = ms;
+ if (ms->port->fcs->fdmi_enabled)
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
+ else
+ bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_disabled);
+}
+
+void
+bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi;
+
+ fdmi->ms = ms;
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms)
+{
+ struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi;
+
+ fdmi->ms = ms;
+ bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE);
+}
+
+#define BFA_FCS_MS_CMD_MAX_RETRIES 2
+
+/*
+ * forward declarations
+ */
+static void bfa_fcs_lport_ms_send_plogi(void *ms_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ms_timeout(void *arg);
+static void bfa_fcs_lport_ms_plogi_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+
+static void bfa_fcs_lport_ms_send_gmal(void *ms_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ms_gmal_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ms_send_gfn(void *ms_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ms_gfn_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+/*
+ * fcs_ms_sm FCS MS state machine
+ */
+
+/*
+ * MS State Machine events
+ */
+enum port_ms_event {
+ MSSM_EVENT_PORT_ONLINE = 1,
+ MSSM_EVENT_PORT_OFFLINE = 2,
+ MSSM_EVENT_RSP_OK = 3,
+ MSSM_EVENT_RSP_ERROR = 4,
+ MSSM_EVENT_TIMEOUT = 5,
+ MSSM_EVENT_FCXP_SENT = 6,
+ MSSM_EVENT_PORT_FABRIC_RSCN = 7
+};
+
+static void bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+static void bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event);
+/*
+ * Start in offline state - awaiting NS to send start.
+ */
+static void
+bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_PORT_ONLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending);
+ bfa_fcs_lport_ms_send_plogi(ms, NULL);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+ &ms->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_retry);
+ ms->port->stats.ms_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+ &ms->timer, bfa_fcs_lport_ms_timeout, ms,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case MSSM_EVENT_RSP_OK:
+ /*
+ * since plogi is done, now invoke MS related sub-modules
+ */
+ bfa_fcs_lport_fdmi_online(ms);
+
+ /*
+ * if this is a Vport, go to online state.
+ */
+ if (ms->port->vport) {
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online);
+ break;
+ }
+
+ /*
+ * For a base port we need to get the
+ * switch's IP address.
+ */
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending);
+ bfa_fcs_lport_ms_send_gmal(ms, NULL);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_fcxp_discard(ms->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending);
+ bfa_fcs_lport_ms_send_plogi(ms, NULL);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_timer_stop(&ms->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ break;
+
+ case MSSM_EVENT_PORT_FABRIC_RSCN:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
+ ms->retry_cnt = 0;
+ bfa_fcs_lport_ms_send_gfn(ms, NULL);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+ &ms->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_retry);
+ ms->port->stats.ms_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+ &ms->timer, bfa_fcs_lport_ms_timeout, ms,
+ BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
+ bfa_fcs_lport_ms_send_gfn(ms, NULL);
+ ms->retry_cnt = 0;
+ }
+ break;
+
+ case MSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
+ bfa_fcs_lport_ms_send_gfn(ms, NULL);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_fcxp_discard(ms->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending);
+ bfa_fcs_lport_ms_send_gmal(ms, NULL);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_timer_stop(&ms->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+/*
+ * ms_pvt MS local functions
+ */
+
+static void
+bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ms_s *ms = ms_cbarg;
+ bfa_fcs_lport_t *port = ms->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
+ bfa_fcs_lport_ms_send_gmal, ms, BFA_TRUE);
+ return;
+ }
+ ms->fcxp = fcxp;
+
+ len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port),
+ port->fabric->lps->pr_nwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ms_gmal_response, (void *)ms,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_lport_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg;
+ bfa_fcs_lport_t *port = ms->port;
+ struct ct_hdr_s *cthdr = NULL;
+ struct fcgs_gmal_resp_s *gmal_resp;
+ struct fcgs_gmal_entry_s *gmal_entry;
+ u32 num_entries;
+ u8 *rsp_str;
+
+ bfa_trc(port->fcs, req_status);
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1);
+
+ num_entries = be32_to_cpu(gmal_resp->ms_len);
+ if (num_entries == 0) {
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ return;
+ }
+ /*
+ * The response could contain multiple Entries.
+ * Entries for SNMP interface, etc.
+ * We look for the entry with a telnet prefix.
+ * First "http://" entry refers to IP addr
+ */
+
+ gmal_entry = (struct fcgs_gmal_entry_s *)gmal_resp->ms_ma;
+ while (num_entries > 0) {
+ if (strncmp(gmal_entry->prefix,
+ CT_GMAL_RESP_PREFIX_HTTP,
+ sizeof(gmal_entry->prefix)) == 0) {
+
+ /*
+ * if the IP address is terminating with a '/',
+ * remove it.
+ * Byte 0 consists of the length of the string.
+ */
+ rsp_str = &(gmal_entry->prefix[0]);
+ if (rsp_str[gmal_entry->len-1] == '/')
+ rsp_str[gmal_entry->len-1] = 0;
+
+ /* copy IP Address to fabric */
+ strlcpy(bfa_fcs_lport_get_fabric_ipaddr(port),
+ gmal_entry->ip_addr,
+ BFA_FCS_FABRIC_IPADDR_SZ);
+ break;
+ } else {
+ --num_entries;
+ ++gmal_entry;
+ }
+ }
+
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+}
+
+static void
+bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+ &ms->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_retry);
+ ms->port->stats.ms_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+ &ms->timer, bfa_fcs_lport_ms_timeout, ms,
+ BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online);
+ ms->retry_cnt = 0;
+ }
+ break;
+
+ case MSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_fcxp_discard(ms->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms,
+ enum port_ms_event event)
+{
+ bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+ bfa_trc(ms->port->fcs, event);
+
+ switch (event) {
+ case MSSM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
+ bfa_fcs_lport_ms_send_gfn(ms, NULL);
+ break;
+
+ case MSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+ bfa_timer_stop(&ms->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ms->port->fcs, event);
+ }
+}
+/*
+ * ms_pvt MS local functions
+ */
+
+static void
+bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ms_s *ms = ms_cbarg;
+ bfa_fcs_lport_t *port = ms->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
+ bfa_fcs_lport_ms_send_gfn, ms, BFA_TRUE);
+ return;
+ }
+ ms->fcxp = fcxp;
+
+ len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port),
+ port->fabric->lps->pr_nwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ms_gfn_response, (void *)ms,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_lport_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg;
+ bfa_fcs_lport_t *port = ms->port;
+ struct ct_hdr_s *cthdr = NULL;
+ wwn_t *gfn_resp;
+
+ bfa_trc(port->fcs, req_status);
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ gfn_resp = (wwn_t *)(cthdr + 1);
+ /* check if it has actually changed */
+ if ((memcmp((void *)&bfa_fcs_lport_get_fabric_name(port),
+ gfn_resp, sizeof(wwn_t)) != 0)) {
+ bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp);
+ }
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+}
+
+/*
+ * ms_pvt MS local functions
+ */
+
+static void
+bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ms_s *ms = ms_cbarg;
+ struct bfa_fcs_lport_s *port = ms->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ms_plogi_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
+ bfa_fcs_lport_ms_send_plogi, ms, BFA_TRUE);
+ return;
+ }
+ ms->fcxp = fcxp;
+
+ len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_hton3b(FC_MGMT_SERVER),
+ bfa_fcs_lport_get_fcid(port), 0,
+ port->port_cfg.pwwn, port->port_cfg.nwwn,
+ bfa_fcport_get_maxfrsize(port->fcs->bfa),
+ bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ms_plogi_response, (void *)ms,
+ FC_MAX_PDUSZ, FC_ELS_TOV);
+
+ port->stats.ms_plogi_sent++;
+ bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_lport_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ms->port;
+ struct fc_els_cmd_s *els_cmd;
+ struct fc_ls_rjt_s *ls_rjt;
+
+ bfa_trc(port->fcs, req_status);
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ port->stats.ms_plogi_rsp_err++;
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ switch (els_cmd->els_code) {
+
+ case FC_ELS_ACC:
+ if (rsp_len < sizeof(struct fc_logi_s)) {
+ bfa_trc(port->fcs, rsp_len);
+ port->stats.ms_plogi_acc_err++;
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ break;
+ }
+ port->stats.ms_plogi_accepts++;
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
+ break;
+
+ case FC_ELS_LS_RJT:
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ bfa_trc(port->fcs, ls_rjt->reason_code);
+ bfa_trc(port->fcs, ls_rjt->reason_code_expl);
+
+ port->stats.ms_rejects++;
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ break;
+
+ default:
+ port->stats.ms_plogi_unknown_rsp++;
+ bfa_trc(port->fcs, els_cmd->els_code);
+ bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+ }
+}
+
+static void
+bfa_fcs_lport_ms_timeout(void *arg)
+{
+ struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) arg;
+
+ ms->port->stats.ms_timeouts++;
+ bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT);
+}
+
+
+void
+bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+ ms->port = port;
+ bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
+
+ /*
+ * Invoke init routines of sub modules.
+ */
+ bfa_fcs_lport_fdmi_init(ms);
+}
+
+void
+bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+ ms->port = port;
+ bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE);
+ bfa_fcs_lport_fdmi_offline(ms);
+}
+
+void
+bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+ ms->port = port;
+ bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE);
+}
+void
+bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+ /* todo. Handle this only when in Online state */
+ if (bfa_sm_cmp_state(ms, bfa_fcs_lport_ms_sm_online))
+ bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN);
+}
+
+/*
+ * @page ns_sm_info VPORT NS State Machine
+ *
+ * @section ns_sm_interactions VPORT NS State Machine Interactions
+ *
+ * @section ns_sm VPORT NS State Machine
+ * img ns_sm.jpg
+ */
+
+/*
+ * forward declarations
+ */
+static void bfa_fcs_lport_ns_send_plogi(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_send_rnn_id(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_send_rsnn_nn(void *ns_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_ns_timeout(void *arg);
+static void bfa_fcs_lport_ns_plogi_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_rspn_id_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_rft_id_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_rff_id_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_gid_ft_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_rnn_id_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_rsnn_nn_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_ns_process_gidft_pids(
+ struct bfa_fcs_lport_s *port,
+ u32 *pid_buf, u32 n_pids);
+
+static void bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port);
+/*
+ * fcs_ns_sm FCS nameserver interface state machine
+ */
+
+/*
+ * VPort NS State Machine events
+ */
+enum vport_ns_event {
+ NSSM_EVENT_PORT_ONLINE = 1,
+ NSSM_EVENT_PORT_OFFLINE = 2,
+ NSSM_EVENT_PLOGI_SENT = 3,
+ NSSM_EVENT_RSP_OK = 4,
+ NSSM_EVENT_RSP_ERROR = 5,
+ NSSM_EVENT_TIMEOUT = 6,
+ NSSM_EVENT_NS_QUERY = 7,
+ NSSM_EVENT_RSPNID_SENT = 8,
+ NSSM_EVENT_RFTID_SENT = 9,
+ NSSM_EVENT_RFFID_SENT = 10,
+ NSSM_EVENT_GIDFT_SENT = 11,
+ NSSM_EVENT_RNNID_SENT = 12,
+ NSSM_EVENT_RSNN_NN_SENT = 13,
+};
+
+static void bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_sending_rspn_id(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_sending_rft_id(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_sending_rff_id(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_sending_gid_ft(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_sending_rnn_id(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rnn_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rnn_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_sending_rsnn_nn(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+static void bfa_fcs_lport_ns_sm_rsnn_nn_retry(
+ struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event);
+/*
+ * Start in offline state - awaiting linkup
+ */
+static void
+bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_PORT_ONLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending);
+ bfa_fcs_lport_ns_send_plogi(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_PLOGI_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_retry);
+ ns->port->stats.ns_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout, ns,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case NSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rnn_id);
+ ns->num_rnnid_retries = 0;
+ bfa_fcs_lport_ns_send_rnn_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_discard(ns->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending);
+ bfa_fcs_lport_ns_send_plogi(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_sending_rnn_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RNNID_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rnn_id);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rnn_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rsnn_nn);
+ ns->num_rnnid_retries = 0;
+ ns->num_rsnn_nn_retries = 0;
+ bfa_fcs_lport_ns_send_rsnn_nn(ns, NULL);
+ break;
+
+ case NSSM_EVENT_RSP_ERROR:
+ if (ns->num_rnnid_retries < BFA_FCS_MAX_NS_RETRIES) {
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rnn_id_retry);
+ ns->port->stats.ns_retries++;
+ ns->num_rnnid_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout, ns,
+ BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ bfa_sm_set_state(ns,
+ bfa_fcs_lport_ns_sm_sending_rspn_id);
+ bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
+ }
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_fcxp_discard(ns->fcxp);
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rnn_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rnn_id);
+ bfa_fcs_lport_ns_send_rnn_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_sending_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSNN_NN_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rsnn_nn);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id);
+ ns->num_rsnn_nn_retries = 0;
+ bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_RSP_ERROR:
+ if (ns->num_rsnn_nn_retries < BFA_FCS_MAX_NS_RETRIES) {
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rsnn_nn_retry);
+ ns->port->stats.ns_retries++;
+ ns->num_rsnn_nn_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout,
+ ns, BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ bfa_sm_set_state(ns,
+ bfa_fcs_lport_ns_sm_sending_rspn_id);
+ bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
+ }
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_discard(ns->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rsnn_nn_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rsnn_nn);
+ bfa_fcs_lport_ns_send_rsnn_nn(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_sending_rspn_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSPNID_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry);
+ ns->port->stats.ns_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout, ns,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case NSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id);
+ bfa_fcs_lport_ns_send_rft_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_fcxp_discard(ns->fcxp);
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ /*
+ * Retry Timer Expired. Re-send
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id);
+ bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_sending_rft_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RFTID_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_OK:
+ /* Now move to register FC4 Features */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id);
+ bfa_fcs_lport_ns_send_rff_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id_retry);
+ ns->port->stats.ns_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout, ns,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_discard(ns->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id);
+ bfa_fcs_lport_ns_send_rft_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_sending_rff_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RFFID_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_OK:
+
+ /*
+ * If min cfg mode is enabled, we donot initiate rport
+ * discovery with the fabric. Instead, we will retrieve the
+ * boot targets from HAL/FW.
+ */
+ if (__fcs_min_cfg(ns->port->fcs)) {
+ bfa_fcs_lport_ns_boot_target_disc(ns->port);
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online);
+ return;
+ }
+
+ /*
+ * If the port role is Initiator Mode issue NS query.
+ * If it is Target Mode, skip this and go to online.
+ */
+ if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
+ bfa_sm_set_state(ns,
+ bfa_fcs_lport_ns_sm_sending_gid_ft);
+ bfa_fcs_lport_ns_send_gid_ft(ns, NULL);
+ }
+ /*
+ * kick off mgmt srvr state machine
+ */
+ bfa_fcs_lport_ms_online(ns->port);
+ break;
+
+ case NSSM_EVENT_RSP_ERROR:
+ /*
+ * Start timer for a delayed retry
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id_retry);
+ ns->port->stats.ns_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout, ns,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_discard(ns->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id);
+ bfa_fcs_lport_ns_send_rff_id(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+static void
+bfa_fcs_lport_ns_sm_sending_gid_ft(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_GIDFT_SENT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_RSP_OK:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online);
+ break;
+
+ case NSSM_EVENT_RSP_ERROR:
+ /*
+ * TBD: for certain reject codes, we don't need to retry
+ */
+ /*
+ * Start timer for a delayed retry
+ */
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft_retry);
+ ns->port->stats.ns_retries++;
+ bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+ &ns->timer, bfa_fcs_lport_ns_timeout, ns,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_fcxp_discard(ns->fcxp);
+ break;
+
+ case NSSM_EVENT_NS_QUERY:
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_gid_ft);
+ bfa_fcs_lport_ns_send_gid_ft(ns, NULL);
+ break;
+
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ bfa_timer_stop(&ns->timer);
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns,
+ enum vport_ns_event event)
+{
+ bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+ bfa_trc(ns->port->fcs, event);
+
+ switch (event) {
+ case NSSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+ break;
+
+ case NSSM_EVENT_NS_QUERY:
+ /*
+ * If the port role is Initiator Mode issue NS query.
+ * If it is Target Mode, skip this and go to online.
+ */
+ if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
+ bfa_sm_set_state(ns,
+ bfa_fcs_lport_ns_sm_sending_gid_ft);
+ bfa_fcs_lport_ns_send_gid_ft(ns, NULL);
+ };
+ break;
+
+ default:
+ bfa_sm_fault(ns->port->fcs, event);
+ }
+}
+
+
+
+/*
+ * ns_pvt Nameserver local functions
+ */
+
+static void
+bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_plogi_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_plogi, ns, BFA_TRUE);
+ return;
+ }
+ ns->fcxp = fcxp;
+
+ len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_hton3b(FC_NAME_SERVER),
+ bfa_fcs_lport_get_fcid(port), 0,
+ port->port_cfg.pwwn, port->port_cfg.nwwn,
+ bfa_fcport_get_maxfrsize(port->fcs->bfa),
+ bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_plogi_response, (void *)ns,
+ FC_MAX_PDUSZ, FC_ELS_TOV);
+ port->stats.ns_plogi_sent++;
+
+ bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ /* struct fc_logi_s *plogi_resp; */
+ struct fc_els_cmd_s *els_cmd;
+ struct fc_ls_rjt_s *ls_rjt;
+
+ bfa_trc(port->fcs, req_status);
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_plogi_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ switch (els_cmd->els_code) {
+
+ case FC_ELS_ACC:
+ if (rsp_len < sizeof(struct fc_logi_s)) {
+ bfa_trc(port->fcs, rsp_len);
+ port->stats.ns_plogi_acc_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ break;
+ }
+ port->stats.ns_plogi_accepts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ break;
+
+ case FC_ELS_LS_RJT:
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ bfa_trc(port->fcs, ls_rjt->reason_code);
+ bfa_trc(port->fcs, ls_rjt->reason_code_expl);
+
+ port->stats.ns_rejects++;
+
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ break;
+
+ default:
+ port->stats.ns_plogi_unknown_rsp++;
+ bfa_trc(port->fcs, els_cmd->els_code);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ }
+}
+
+/*
+ * Register node name for port_id
+ */
+static void
+bfa_fcs_lport_ns_send_rnn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_rnnid_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_rnn_id, ns, BFA_TRUE);
+ return;
+ }
+
+ ns->fcxp = fcxp;
+
+ len = fc_rnnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port),
+ bfa_fcs_lport_get_fcid(port),
+ bfa_fcs_lport_get_nwwn(port));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_rnn_id_response, (void *)ns,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ port->stats.ns_rnnid_sent++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RNNID_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_rnn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_rnnid_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ port->stats.ns_rnnid_accepts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ port->stats.ns_rnnid_rejects++;
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+
+/*
+ * Register the symbolic node name for a given node name.
+ */
+static void
+bfa_fcs_lport_ns_send_rsnn_nn(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+ u8 *nsymbl;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_rsnn_nn_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_rsnn_nn, ns, BFA_TRUE);
+ return;
+ }
+ ns->fcxp = fcxp;
+
+ nsymbl = (u8 *) &(bfa_fcs_lport_get_nsym_name(
+ bfa_fcs_get_base_port(port->fcs)));
+
+ len = fc_rsnn_nn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port),
+ bfa_fcs_lport_get_nwwn(port), nsymbl);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_rsnn_nn_response, (void *)ns,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ port->stats.ns_rsnn_nn_sent++;
+
+ bfa_sm_send_event(ns, NSSM_EVENT_RSNN_NN_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_rsnn_nn_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_rsnn_nn_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ port->stats.ns_rsnn_nn_accepts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ port->stats.ns_rsnn_nn_rejects++;
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+
+/*
+ * Register the symbolic port name.
+ */
+static void
+bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+ u8 symbl[256];
+ u8 *psymbl = &symbl[0];
+
+ memset(symbl, 0, sizeof(symbl));
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_rspnid_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_rspn_id, ns, BFA_TRUE);
+ return;
+ }
+ ns->fcxp = fcxp;
+
+ /*
+ * for V-Port, form a Port Symbolic Name
+ */
+ if (port->vport) {
+ /*
+ * For Vports, we append the vport's port symbolic name
+ * to that of the base port.
+ */
+
+ strlcpy(symbl,
+ (char *)&(bfa_fcs_lport_get_psym_name
+ (bfa_fcs_get_base_port(port->fcs))),
+ sizeof(symbl));
+
+ strlcat(symbl, (char *)&(bfa_fcs_lport_get_psym_name(port)),
+ sizeof(symbl));
+ } else {
+ psymbl = (u8 *) &(bfa_fcs_lport_get_psym_name(port));
+ }
+
+ len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port), 0, psymbl);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_rspn_id_response, (void *)ns,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ port->stats.ns_rspnid_sent++;
+
+ bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_rspnid_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ port->stats.ns_rspnid_accepts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ port->stats.ns_rspnid_rejects++;
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+
+/*
+ * Register FC4-Types
+ */
+static void
+bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_rftid_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_rft_id, ns, BFA_TRUE);
+ return;
+ }
+ ns->fcxp = fcxp;
+
+ len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.roles);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_rft_id_response, (void *)ns,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ port->stats.ns_rftid_sent++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_rftid_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ port->stats.ns_rftid_accepts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ port->stats.ns_rftid_rejects++;
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+
+/*
+ * Register FC4-Features : Should be done after RFT_ID
+ */
+static void
+bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+ u8 fc4_ftrs = 0;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_rffid_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_rff_id, ns, BFA_TRUE);
+ return;
+ }
+ ns->fcxp = fcxp;
+
+ if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port))
+ fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR;
+
+ len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port), 0,
+ FC_TYPE_FCP, fc4_ftrs);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_rff_id_response, (void *)ns,
+ FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ port->stats.ns_rffid_sent++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct ct_hdr_s *cthdr = NULL;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_rffid_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ port->stats.ns_rffid_accepts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ return;
+ }
+
+ port->stats.ns_rffid_rejects++;
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+
+ if (cthdr->reason_code == CT_RSN_NOT_SUPP) {
+ /* if this command is not supported, we don't retry */
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ } else
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+/*
+ * Query Fabric for FC4-Types Devices.
+ *
+* TBD : Need to use a local (FCS private) response buffer, since the response
+ * can be larger than 2K.
+ */
+static void
+bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ port->stats.ns_gidft_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_send_gid_ft, ns, BFA_TRUE);
+ return;
+ }
+ ns->fcxp = fcxp;
+
+ /*
+ * This query is only initiated for FCP initiator mode.
+ */
+ len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ ns->port->pid, FC_TYPE_FCP);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_ns_gid_ft_response, (void *)ns,
+ bfa_fcxp_get_maxrsp(port->fcs->bfa), FC_FCCT_TOV);
+
+ port->stats.ns_gidft_sent++;
+
+ bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT);
+}
+
+static void
+bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct ct_hdr_s *cthdr = NULL;
+ u32 n_pids;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ port->stats.ns_gidft_rsp_err++;
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ if (resid_len != 0) {
+ /*
+ * TBD : we will need to allocate a larger buffer & retry the
+ * command
+ */
+ bfa_trc(port->fcs, rsp_len);
+ bfa_trc(port->fcs, resid_len);
+ return;
+ }
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ switch (cthdr->cmd_rsp_code) {
+
+ case CT_RSP_ACCEPT:
+
+ port->stats.ns_gidft_accepts++;
+ n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32));
+ bfa_trc(port->fcs, n_pids);
+ bfa_fcs_lport_ns_process_gidft_pids(port,
+ (u32 *) (cthdr + 1),
+ n_pids);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ break;
+
+ case CT_RSP_REJECT:
+
+ /*
+ * Check the reason code & explanation.
+ * There may not have been any FC4 devices in the fabric
+ */
+ port->stats.ns_gidft_rejects++;
+ bfa_trc(port->fcs, cthdr->reason_code);
+ bfa_trc(port->fcs, cthdr->exp_code);
+
+ if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF)
+ && (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) {
+
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+ } else {
+ /*
+ * for all other errors, retry
+ */
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ }
+ break;
+
+ default:
+ port->stats.ns_gidft_unknown_rsp++;
+ bfa_trc(port->fcs, cthdr->cmd_rsp_code);
+ bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+ }
+}
+
+/*
+ * This routine will be called by bfa_timer on timer timeouts.
+ *
+ * param[in] port - pointer to bfa_fcs_lport_t.
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+static void
+bfa_fcs_lport_ns_timeout(void *arg)
+{
+ struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) arg;
+
+ ns->port->stats.ns_timeouts++;
+ bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT);
+}
+
+/*
+ * Process the PID list in GID_FT response
+ */
+static void
+bfa_fcs_lport_ns_process_gidft_pids(struct bfa_fcs_lport_s *port, u32 *pid_buf,
+ u32 n_pids)
+{
+ struct fcgs_gidft_resp_s *gidft_entry;
+ struct bfa_fcs_rport_s *rport;
+ u32 ii;
+ struct bfa_fcs_fabric_s *fabric = port->fabric;
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe;
+ u8 found = 0;
+
+ for (ii = 0; ii < n_pids; ii++) {
+ gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii];
+
+ if (gidft_entry->pid == port->pid)
+ continue;
+
+ /*
+ * Ignore PID if it is of base port
+ * (Avoid vports discovering base port as remote port)
+ */
+ if (gidft_entry->pid == fabric->bport.pid)
+ continue;
+
+ /*
+ * Ignore PID if it is of vport created on the same base port
+ * (Avoid vport discovering every other vport created on the
+ * same port as remote port)
+ */
+ list_for_each(qe, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ if (vport->lport.pid == gidft_entry->pid)
+ found = 1;
+ }
+
+ if (found) {
+ found = 0;
+ continue;
+ }
+
+ /*
+ * Check if this rport already exists
+ */
+ rport = bfa_fcs_lport_get_rport_by_pid(port, gidft_entry->pid);
+ if (rport == NULL) {
+ /*
+ * this is a new device. create rport
+ */
+ rport = bfa_fcs_rport_create(port, gidft_entry->pid);
+ } else {
+ /*
+ * this rport already exists
+ */
+ bfa_fcs_rport_scn(rport);
+ }
+
+ bfa_trc(port->fcs, gidft_entry->pid);
+
+ /*
+ * if the last entry bit is set, bail out.
+ */
+ if (gidft_entry->last)
+ return;
+ }
+}
+
+/*
+ * fcs_ns_public FCS nameserver public interfaces
+ */
+
+/*
+ * Functions called by port/fab.
+ * These will send relevant Events to the ns state machine.
+ */
+void
+bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+ ns->port = port;
+ bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
+}
+
+void
+bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+ ns->port = port;
+ bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+ ns->port = port;
+ bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE);
+}
+
+void
+bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+ bfa_trc(port->fcs, port->pid);
+ if (bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_online))
+ bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY);
+}
+
+static void
+bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port)
+{
+
+ struct bfa_fcs_rport_s *rport;
+ u8 nwwns;
+ wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX];
+ int ii;
+
+ bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns);
+
+ for (ii = 0 ; ii < nwwns; ++ii) {
+ rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]);
+ WARN_ON(!rport);
+ }
+}
+
+void
+bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_ns_s *ns = cbarg;
+ struct bfa_fcs_lport_s *port = ns->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ u8 symbl[256];
+ int len;
+
+ /* Avoid sending RSPN in the following states. */
+ if (bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_offline) ||
+ bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_plogi_sending) ||
+ bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_plogi) ||
+ bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_plogi_retry) ||
+ bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry))
+ return;
+
+ memset(symbl, 0, sizeof(symbl));
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp) {
+ port->stats.ns_rspnid_alloc_wait++;
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+ bfa_fcs_lport_ns_util_send_rspn_id, ns, BFA_FALSE);
+ return;
+ }
+
+ ns->fcxp = fcxp;
+
+ if (port->vport) {
+ /*
+ * For Vports, we append the vport's port symbolic name
+ * to that of the base port.
+ */
+ strlcpy(symbl, (char *)&(bfa_fcs_lport_get_psym_name
+ (bfa_fcs_get_base_port(port->fcs))),
+ sizeof(symbl));
+
+ strlcat(symbl,
+ (char *)&(bfa_fcs_lport_get_psym_name(port)),
+ sizeof(symbl));
+ }
+
+ len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port), 0, symbl);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+
+ port->stats.ns_rspnid_sent++;
+}
+
+/*
+ * FCS SCN
+ */
+
+#define FC_QOS_RSCN_EVENT 0x0c
+#define FC_FABRIC_NAME_RSCN_EVENT 0x0d
+
+/*
+ * forward declarations
+ */
+static void bfa_fcs_lport_scn_send_scr(void *scn_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_lport_scn_scr_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+static void bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs);
+static void bfa_fcs_lport_scn_timeout(void *arg);
+
+/*
+ * fcs_scm_sm FCS SCN state machine
+ */
+
+/*
+ * VPort SCN State Machine events
+ */
+enum port_scn_event {
+ SCNSM_EVENT_PORT_ONLINE = 1,
+ SCNSM_EVENT_PORT_OFFLINE = 2,
+ SCNSM_EVENT_RSP_OK = 3,
+ SCNSM_EVENT_RSP_ERROR = 4,
+ SCNSM_EVENT_TIMEOUT = 5,
+ SCNSM_EVENT_SCR_SENT = 6,
+};
+
+static void bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event);
+static void bfa_fcs_lport_scn_sm_sending_scr(
+ struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event);
+static void bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event);
+static void bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event);
+static void bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event);
+
+/*
+ * Starting state - awaiting link up.
+ */
+static void
+bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event)
+{
+ switch (event) {
+ case SCNSM_EVENT_PORT_ONLINE:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr);
+ bfa_fcs_lport_scn_send_scr(scn, NULL);
+ break;
+
+ case SCNSM_EVENT_PORT_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(scn->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_scn_sm_sending_scr(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event)
+{
+ switch (event) {
+ case SCNSM_EVENT_SCR_SENT:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr);
+ break;
+
+ case SCNSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
+ bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe);
+ break;
+
+ default:
+ bfa_sm_fault(scn->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event)
+{
+ struct bfa_fcs_lport_s *port = scn->port;
+
+ switch (event) {
+ case SCNSM_EVENT_RSP_OK:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_online);
+ break;
+
+ case SCNSM_EVENT_RSP_ERROR:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr_retry);
+ bfa_timer_start(port->fcs->bfa, &scn->timer,
+ bfa_fcs_lport_scn_timeout, scn,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case SCNSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
+ bfa_fcxp_discard(scn->fcxp);
+ break;
+
+ default:
+ bfa_sm_fault(port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event)
+{
+ switch (event) {
+ case SCNSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr);
+ bfa_fcs_lport_scn_send_scr(scn, NULL);
+ break;
+
+ case SCNSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
+ bfa_timer_stop(&scn->timer);
+ break;
+
+ default:
+ bfa_sm_fault(scn->port->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn,
+ enum port_scn_event event)
+{
+ switch (event) {
+ case SCNSM_EVENT_PORT_OFFLINE:
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
+ break;
+
+ default:
+ bfa_sm_fault(scn->port->fcs, event);
+ }
+}
+
+
+
+/*
+ * fcs_scn_private FCS SCN private functions
+ */
+
+/*
+ * This routine will be called to send a SCR command.
+ */
+static void
+bfa_fcs_lport_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_lport_scn_s *scn = scn_cbarg;
+ struct bfa_fcs_lport_s *port = scn->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(port->fcs, port->pid);
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe,
+ bfa_fcs_lport_scn_send_scr, scn, BFA_TRUE);
+ return;
+ }
+ scn->fcxp = fcxp;
+
+ /* Handle VU registrations for Base port only */
+ if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) {
+ len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ port->fabric->lps->brcd_switch,
+ port->pid, 0);
+ } else {
+ len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ BFA_FALSE,
+ port->pid, 0);
+ }
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs,
+ bfa_fcs_lport_scn_scr_response,
+ (void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV);
+
+ bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT);
+}
+
+static void
+bfa_fcs_lport_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+ void *cbarg, bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) cbarg;
+ struct bfa_fcs_lport_s *port = scn->port;
+ struct fc_els_cmd_s *els_cmd;
+ struct fc_ls_rjt_s *ls_rjt;
+
+ bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(port->fcs, req_status);
+ bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
+ return;
+ }
+
+ els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ switch (els_cmd->els_code) {
+
+ case FC_ELS_ACC:
+ bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK);
+ break;
+
+ case FC_ELS_LS_RJT:
+
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ bfa_trc(port->fcs, ls_rjt->reason_code);
+ bfa_trc(port->fcs, ls_rjt->reason_code_expl);
+
+ bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
+ break;
+
+ default:
+ bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
+ }
+}
+
+/*
+ * Send a LS Accept
+ */
+static void
+bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port,
+ struct fchs_s *rx_fchs)
+{
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ struct bfa_rport_s *bfa_rport = NULL;
+ int len;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id);
+
+ bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * This routine will be called by bfa_timer on timer timeouts.
+ *
+ * param[in] vport - pointer to bfa_fcs_lport_t.
+ * param[out] vport_status - pointer to return vport status in
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+static void
+bfa_fcs_lport_scn_timeout(void *arg)
+{
+ struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) arg;
+
+ bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT);
+}
+
+
+
+/*
+ * fcs_scn_public FCS state change notification public interfaces
+ */
+
+/*
+ * Functions called by port/fab
+ */
+void
+bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
+
+ scn->port = port;
+ bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
+}
+
+void
+bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
+
+ scn->port = port;
+ bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s *port)
+{
+ struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
+
+ scn->port = port;
+ bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE);
+}
+
+static void
+bfa_fcs_lport_scn_portid_rscn(struct bfa_fcs_lport_s *port, u32 rpid)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct bfa_fcs_fabric_s *fabric = port->fabric;
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe;
+
+ bfa_trc(port->fcs, rpid);
+
+ /*
+ * Ignore PID if it is of base port or of vports created on the
+ * same base port. It is to avoid vports discovering base port or
+ * other vports created on same base port as remote port
+ */
+ if (rpid == fabric->bport.pid)
+ return;
+
+ list_for_each(qe, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ if (vport->lport.pid == rpid)
+ return;
+ }
+ /*
+ * If this is an unknown device, then it just came online.
+ * Otherwise let rport handle the RSCN event.
+ */
+ rport = bfa_fcs_lport_get_rport_by_pid(port, rpid);
+ if (!rport)
+ rport = bfa_fcs_lport_get_rport_by_old_pid(port, rpid);
+
+ if (rport == NULL) {
+ /*
+ * If min cfg mode is enabled, we donot need to
+ * discover any new rports.
+ */
+ if (!__fcs_min_cfg(port->fcs))
+ rport = bfa_fcs_rport_create(port, rpid);
+ } else
+ bfa_fcs_rport_scn(rport);
+}
+
+/*
+ * rscn format based PID comparison
+ */
+#define __fc_pid_match(__c0, __c1, __fmt) \
+ (((__fmt) == FC_RSCN_FORMAT_FABRIC) || \
+ (((__fmt) == FC_RSCN_FORMAT_DOMAIN) && \
+ ((__c0)[0] == (__c1)[0])) || \
+ (((__fmt) == FC_RSCN_FORMAT_AREA) && \
+ ((__c0)[0] == (__c1)[0]) && \
+ ((__c0)[1] == (__c1)[1])))
+
+static void
+bfa_fcs_lport_scn_multiport_rscn(struct bfa_fcs_lport_s *port,
+ enum fc_rscn_format format,
+ u32 rscn_pid)
+{
+ struct bfa_fcs_rport_s *rport;
+ struct list_head *qe, *qe_next;
+ u8 *c0, *c1;
+
+ bfa_trc(port->fcs, format);
+ bfa_trc(port->fcs, rscn_pid);
+
+ c0 = (u8 *) &rscn_pid;
+
+ list_for_each_safe(qe, qe_next, &port->rport_q) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ c1 = (u8 *) &rport->pid;
+ if (__fc_pid_match(c0, c1, format))
+ bfa_fcs_rport_scn(rport);
+ }
+}
+
+
+void
+bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port,
+ struct fchs_s *fchs, u32 len)
+{
+ struct fc_rscn_pl_s *rscn = (struct fc_rscn_pl_s *) (fchs + 1);
+ int num_entries;
+ u32 rscn_pid;
+ bfa_boolean_t nsquery = BFA_FALSE, found;
+ int i = 0, j;
+
+ num_entries =
+ (be16_to_cpu(rscn->payldlen) -
+ sizeof(u32)) / sizeof(rscn->event[0]);
+
+ bfa_trc(port->fcs, num_entries);
+
+ port->stats.num_rscn++;
+
+ bfa_fcs_lport_scn_send_ls_acc(port, fchs);
+
+ for (i = 0; i < num_entries; i++) {
+ rscn_pid = rscn->event[i].portid;
+
+ bfa_trc(port->fcs, rscn->event[i].format);
+ bfa_trc(port->fcs, rscn_pid);
+
+ /* check for duplicate entries in the list */
+ found = BFA_FALSE;
+ for (j = 0; j < i; j++) {
+ if (rscn->event[j].portid == rscn_pid) {
+ found = BFA_TRUE;
+ break;
+ }
+ }
+
+ /* if found in down the list, pid has been already processed */
+ if (found) {
+ bfa_trc(port->fcs, rscn_pid);
+ continue;
+ }
+
+ switch (rscn->event[i].format) {
+ case FC_RSCN_FORMAT_PORTID:
+ if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) {
+ /*
+ * Ignore this event.
+ * f/w would have processed it
+ */
+ bfa_trc(port->fcs, rscn_pid);
+ } else {
+ port->stats.num_portid_rscn++;
+ bfa_fcs_lport_scn_portid_rscn(port, rscn_pid);
+ }
+ break;
+
+ case FC_RSCN_FORMAT_FABRIC:
+ if (rscn->event[i].qualifier ==
+ FC_FABRIC_NAME_RSCN_EVENT) {
+ bfa_fcs_lport_ms_fabric_rscn(port);
+ break;
+ }
+ /* !!!!!!!!! Fall Through !!!!!!!!!!!!! */
+
+ case FC_RSCN_FORMAT_AREA:
+ case FC_RSCN_FORMAT_DOMAIN:
+ nsquery = BFA_TRUE;
+ bfa_fcs_lport_scn_multiport_rscn(port,
+ rscn->event[i].format,
+ rscn_pid);
+ break;
+
+
+ default:
+ WARN_ON(1);
+ nsquery = BFA_TRUE;
+ }
+ }
+
+ /*
+ * If any of area, domain or fabric RSCN is received, do a fresh
+ * discovery to find new devices.
+ */
+ if (nsquery)
+ bfa_fcs_lport_ns_query(port);
+}
+
+/*
+ * BFA FCS port
+ */
+/*
+ * fcs_port_api BFA FCS port API
+ */
+struct bfa_fcs_lport_s *
+bfa_fcs_get_base_port(struct bfa_fcs_s *fcs)
+{
+ return &fcs->fabric.bport;
+}
+
+wwn_t
+bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, int index,
+ int nrports, bfa_boolean_t bwwn)
+{
+ struct list_head *qh, *qe;
+ struct bfa_fcs_rport_s *rport = NULL;
+ int i;
+ struct bfa_fcs_s *fcs;
+
+ if (port == NULL || nrports == 0)
+ return (wwn_t) 0;
+
+ fcs = port->fcs;
+ bfa_trc(fcs, (u32) nrports);
+
+ i = 0;
+ qh = &port->rport_q;
+ qe = bfa_q_first(qh);
+
+ while ((qe != qh) && (i < nrports)) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (bfa_ntoh3b(rport->pid) > 0xFFF000) {
+ qe = bfa_q_next(qe);
+ bfa_trc(fcs, (u32) rport->pwwn);
+ bfa_trc(fcs, rport->pid);
+ bfa_trc(fcs, i);
+ continue;
+ }
+
+ if (bwwn) {
+ if (!memcmp(&wwn, &rport->pwwn, 8))
+ break;
+ } else {
+ if (i == index)
+ break;
+ }
+
+ i++;
+ qe = bfa_q_next(qe);
+ }
+
+ bfa_trc(fcs, i);
+ if (rport)
+ return rport->pwwn;
+ else
+ return (wwn_t) 0;
+}
+
+void
+bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s *port,
+ struct bfa_rport_qualifier_s rports[], int *nrports)
+{
+ struct list_head *qh, *qe;
+ struct bfa_fcs_rport_s *rport = NULL;
+ int i;
+ struct bfa_fcs_s *fcs;
+
+ if (port == NULL || rports == NULL || *nrports == 0)
+ return;
+
+ fcs = port->fcs;
+ bfa_trc(fcs, (u32) *nrports);
+
+ i = 0;
+ qh = &port->rport_q;
+ qe = bfa_q_first(qh);
+
+ while ((qe != qh) && (i < *nrports)) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if (bfa_ntoh3b(rport->pid) > 0xFFF000) {
+ qe = bfa_q_next(qe);
+ bfa_trc(fcs, (u32) rport->pwwn);
+ bfa_trc(fcs, rport->pid);
+ bfa_trc(fcs, i);
+ continue;
+ }
+
+ if (!rport->pwwn && !rport->pid) {
+ qe = bfa_q_next(qe);
+ continue;
+ }
+
+ rports[i].pwwn = rport->pwwn;
+ rports[i].pid = rport->pid;
+
+ i++;
+ qe = bfa_q_next(qe);
+ }
+
+ bfa_trc(fcs, i);
+ *nrports = i;
+}
+
+/*
+ * Iterate's through all the rport's in the given port to
+ * determine the maximum operating speed.
+ *
+ * !!!! To be used in TRL Functionality only !!!!
+ */
+bfa_port_speed_t
+bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port)
+{
+ struct list_head *qh, *qe;
+ struct bfa_fcs_rport_s *rport = NULL;
+ struct bfa_fcs_s *fcs;
+ bfa_port_speed_t max_speed = 0;
+ struct bfa_port_attr_s port_attr;
+ bfa_port_speed_t port_speed, rport_speed;
+ bfa_boolean_t trl_enabled;
+
+ if (port == NULL)
+ return 0;
+
+ fcs = port->fcs;
+ trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa);
+
+ /* Get Physical port's current speed */
+ bfa_fcport_get_attr(port->fcs->bfa, &port_attr);
+ port_speed = port_attr.speed;
+ bfa_trc(fcs, port_speed);
+
+ qh = &port->rport_q;
+ qe = bfa_q_first(qh);
+
+ while (qe != qh) {
+ rport = (struct bfa_fcs_rport_s *) qe;
+ if ((bfa_ntoh3b(rport->pid) > 0xFFF000) ||
+ (bfa_fcs_rport_get_state(rport) == BFA_RPORT_OFFLINE) ||
+ (rport->scsi_function != BFA_RPORT_TARGET)) {
+ qe = bfa_q_next(qe);
+ continue;
+ }
+
+ rport_speed = rport->rpf.rpsc_speed;
+ if ((trl_enabled) && (rport_speed ==
+ BFA_PORT_SPEED_UNKNOWN)) {
+ /* Use default ratelim speed setting */
+ rport_speed =
+ bfa_fcport_get_ratelim_speed(port->fcs->bfa);
+ }
+
+ if (rport_speed > max_speed)
+ max_speed = rport_speed;
+
+ qe = bfa_q_next(qe);
+ }
+
+ if (max_speed > port_speed)
+ max_speed = port_speed;
+
+ bfa_trc(fcs, max_speed);
+ return max_speed;
+}
+
+struct bfa_fcs_lport_s *
+bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn)
+{
+ struct bfa_fcs_vport_s *vport;
+ bfa_fcs_vf_t *vf;
+
+ WARN_ON(fcs == NULL);
+
+ vf = bfa_fcs_vf_lookup(fcs, vf_id);
+ if (vf == NULL) {
+ bfa_trc(fcs, vf_id);
+ return NULL;
+ }
+
+ if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn))
+ return &vf->bport;
+
+ vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn);
+ if (vport)
+ return &vport->lport;
+
+ return NULL;
+}
+
+/*
+ * API corresponding to NPIV_VPORT_GETINFO.
+ */
+void
+bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port,
+ struct bfa_lport_info_s *port_info)
+{
+
+ bfa_trc(port->fcs, port->fabric->fabric_name);
+
+ if (port->vport == NULL) {
+ /*
+ * This is a Physical port
+ */
+ port_info->port_type = BFA_LPORT_TYPE_PHYSICAL;
+
+ /*
+ * @todo : need to fix the state & reason
+ */
+ port_info->port_state = 0;
+ port_info->offline_reason = 0;
+
+ port_info->port_wwn = bfa_fcs_lport_get_pwwn(port);
+ port_info->node_wwn = bfa_fcs_lport_get_nwwn(port);
+
+ port_info->max_vports_supp =
+ bfa_lps_get_max_vport(port->fcs->bfa);
+ port_info->num_vports_inuse =
+ port->fabric->num_vports;
+ port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP;
+ port_info->num_rports_inuse = port->num_rports;
+ } else {
+ /*
+ * This is a virtual port
+ */
+ port_info->port_type = BFA_LPORT_TYPE_VIRTUAL;
+
+ /*
+ * @todo : need to fix the state & reason
+ */
+ port_info->port_state = 0;
+ port_info->offline_reason = 0;
+
+ port_info->port_wwn = bfa_fcs_lport_get_pwwn(port);
+ port_info->node_wwn = bfa_fcs_lport_get_nwwn(port);
+ }
+}
+
+void
+bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port,
+ struct bfa_lport_stats_s *port_stats)
+{
+ *port_stats = fcs_port->stats;
+}
+
+void
+bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port)
+{
+ memset(&fcs_port->stats, 0, sizeof(struct bfa_lport_stats_s));
+}
+
+/*
+ * Let new loop map create missing rports
+ */
+void
+bfa_fcs_lport_lip_scn_online(struct bfa_fcs_lport_s *port)
+{
+ bfa_fcs_lport_loop_online(port);
+}
+
+/*
+ * FCS virtual port state machine
+ */
+
+#define __vport_fcs(__vp) ((__vp)->lport.fcs)
+#define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn)
+#define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn)
+#define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa)
+#define __vport_fcid(__vp) ((__vp)->lport.pid)
+#define __vport_fabric(__vp) ((__vp)->lport.fabric)
+#define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id)
+
+#define BFA_FCS_VPORT_MAX_RETRIES 5
+/*
+ * Forward declarations
+ */
+static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport);
+static void bfa_fcs_vport_timeout(void *vport_arg);
+static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport);
+static void bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport);
+
+/*
+ * fcs_vport_sm FCS virtual port state machine
+ */
+
+/*
+ * VPort State Machine events
+ */
+enum bfa_fcs_vport_event {
+ BFA_FCS_VPORT_SM_CREATE = 1, /* vport create event */
+ BFA_FCS_VPORT_SM_DELETE = 2, /* vport delete event */
+ BFA_FCS_VPORT_SM_START = 3, /* vport start request */
+ BFA_FCS_VPORT_SM_STOP = 4, /* stop: unsupported */
+ BFA_FCS_VPORT_SM_ONLINE = 5, /* fabric online */
+ BFA_FCS_VPORT_SM_OFFLINE = 6, /* fabric offline event */
+ BFA_FCS_VPORT_SM_FRMSENT = 7, /* fdisc/logo sent events */
+ BFA_FCS_VPORT_SM_RSP_OK = 8, /* good response */
+ BFA_FCS_VPORT_SM_RSP_ERROR = 9, /* error/bad response */
+ BFA_FCS_VPORT_SM_TIMEOUT = 10, /* delay timer event */
+ BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */
+ BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error*/
+ BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */
+ BFA_FCS_VPORT_SM_STOPCOMP = 14, /* vport delete completion */
+ BFA_FCS_VPORT_SM_FABRIC_MAX = 15, /* max vports on fabric */
+};
+
+static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+static void bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event);
+
+static struct bfa_sm_table_s vport_sm_table[] = {
+ {BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT},
+ {BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED},
+ {BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC},
+ {BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY},
+ {BFA_SM(bfa_fcs_vport_sm_fdisc_rsp_wait), BFA_FCS_VPORT_FDISC_RSP_WAIT},
+ {BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE},
+ {BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING},
+ {BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP},
+ {BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO},
+ {BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR}
+};
+
+/*
+ * Beginning state.
+ */
+static void
+bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_CREATE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
+ bfa_fcs_fabric_addvport(__vport_fabric(vport), vport);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Created state - a start event is required to start up the state machine.
+ */
+static void
+bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_START:
+ if (bfa_sm_cmp_state(__vport_fabric(vport),
+ bfa_fcs_fabric_sm_online)
+ && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) {
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
+ bfa_fcs_vport_do_fdisc(vport);
+ } else {
+ /*
+ * Fabric is offline or not NPIV capable, stay in
+ * offline state.
+ */
+ vport->vport_stats.fab_no_npiv++;
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+ }
+ break;
+
+ case BFA_FCS_VPORT_SM_DELETE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ case BFA_FCS_VPORT_SM_ONLINE:
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ /*
+ * Ignore ONLINE/OFFLINE events from fabric
+ * till vport is started.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Offline state - awaiting ONLINE event from fabric SM.
+ */
+static void
+bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELETE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ case BFA_FCS_VPORT_SM_ONLINE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
+ vport->fdisc_retries = 0;
+ bfa_fcs_vport_do_fdisc(vport);
+ break;
+
+ case BFA_FCS_VPORT_SM_STOP:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP);
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ /*
+ * This can happen if the vport couldn't be initialzied
+ * due the fact that the npiv was not enabled on the switch.
+ * In that case we will put the vport in offline state.
+ * However, the link can go down and cause the this event to
+ * be sent when we are already offline. Ignore it.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+
+/*
+ * FDISC is sent and awaiting reply from fabric.
+ */
+static void
+bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELETE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_rsp_wait);
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+ bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
+ break;
+
+ case BFA_FCS_VPORT_SM_RSP_OK:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_online);
+ bfa_fcs_lport_online(&vport->lport);
+ break;
+
+ case BFA_FCS_VPORT_SM_RSP_ERROR:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry);
+ bfa_timer_start(__vport_bfa(vport), &vport->timer,
+ bfa_fcs_vport_timeout, vport,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case BFA_FCS_VPORT_SM_RSP_FAILED:
+ case BFA_FCS_VPORT_SM_FABRIC_MAX:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+ break;
+
+ case BFA_FCS_VPORT_SM_RSP_DUP_WWN:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_error);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * FDISC attempt failed - a timer is active to retry FDISC.
+ */
+static void
+bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELETE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ bfa_timer_stop(&vport->timer);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+ bfa_timer_stop(&vport->timer);
+ break;
+
+ case BFA_FCS_VPORT_SM_TIMEOUT:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
+ vport->vport_stats.fdisc_retries++;
+ vport->fdisc_retries++;
+ bfa_fcs_vport_do_fdisc(vport);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * FDISC is in progress and we got a vport delete request -
+ * this is a wait state while we wait for fdisc response and
+ * we will transition to the appropriate state - on rsp status.
+ */
+static void
+bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_RSP_OK:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ case BFA_FCS_VPORT_SM_DELETE:
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ case BFA_FCS_VPORT_SM_RSP_ERROR:
+ case BFA_FCS_VPORT_SM_RSP_FAILED:
+ case BFA_FCS_VPORT_SM_FABRIC_MAX:
+ case BFA_FCS_VPORT_SM_RSP_DUP_WWN:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Vport is online (FDISC is complete).
+ */
+static void
+bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELETE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ case BFA_FCS_VPORT_SM_STOP:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_stopping);
+ bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP);
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+ bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_lport_offline(&vport->lport);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Vport is being stopped - awaiting lport stop completion to send
+ * LOGO to fabric.
+ */
+static void
+bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_STOPCOMP:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo_for_stop);
+ bfa_fcs_vport_do_logo(vport);
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Vport is being deleted - awaiting lport delete completion to send
+ * LOGO to fabric.
+ */
+static void
+bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELETE:
+ break;
+
+ case BFA_FCS_VPORT_SM_DELCOMP:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo);
+ bfa_fcs_vport_do_logo(vport);
+ break;
+
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Error State.
+ * This state will be set when the Vport Creation fails due
+ * to errors like Dup WWN. In this state only operation allowed
+ * is a Vport Delete.
+ */
+static void
+bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELETE:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+ bfa_fcs_lport_delete(&vport->lport);
+ break;
+
+ default:
+ bfa_trc(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * Lport cleanup is in progress since vport is being deleted. Fabric is
+ * offline, so no LOGO is needed to complete vport deletion.
+ */
+static void
+bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_DELCOMP:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+ bfa_fcs_vport_free(vport);
+ break;
+
+ case BFA_FCS_VPORT_SM_STOPCOMP:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
+ break;
+
+ case BFA_FCS_VPORT_SM_DELETE:
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * LOGO is sent to fabric. Vport stop is in progress. Lport stop cleanup
+ * is done.
+ */
+static void
+bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
+ /*
+ * !!! fall through !!!
+ */
+
+ case BFA_FCS_VPORT_SM_RSP_OK:
+ case BFA_FCS_VPORT_SM_RSP_ERROR:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+/*
+ * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup
+ * is done.
+ */
+static void
+bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport,
+ enum bfa_fcs_vport_event event)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), event);
+
+ switch (event) {
+ case BFA_FCS_VPORT_SM_OFFLINE:
+ bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
+ /*
+ * !!! fall through !!!
+ */
+
+ case BFA_FCS_VPORT_SM_RSP_OK:
+ case BFA_FCS_VPORT_SM_RSP_ERROR:
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+ bfa_fcs_vport_free(vport);
+ break;
+
+ case BFA_FCS_VPORT_SM_DELETE:
+ break;
+
+ default:
+ bfa_sm_fault(__vport_fcs(vport), event);
+ }
+}
+
+
+
+/*
+ * fcs_vport_private FCS virtual port private functions
+ */
+/*
+ * Send AEN notification
+ */
+static void
+bfa_fcs_vport_aen_post(struct bfa_fcs_lport_s *port,
+ enum bfa_lport_aen_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.lport.vf_id = port->fabric->vf_id;
+ aen_entry->aen_data.lport.roles = port->port_cfg.roles;
+ aen_entry->aen_data.lport.ppwwn = bfa_fcs_lport_get_pwwn(
+ bfa_fcs_get_base_port(port->fcs));
+ aen_entry->aen_data.lport.lpwwn = bfa_fcs_lport_get_pwwn(port);
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq,
+ BFA_AEN_CAT_LPORT, event);
+}
+
+/*
+ * This routine will be called to send a FDISC command.
+ */
+static void
+bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport)
+{
+ bfa_lps_fdisc(vport->lps, vport,
+ bfa_fcport_get_maxfrsize(__vport_bfa(vport)),
+ __vport_pwwn(vport), __vport_nwwn(vport));
+ vport->vport_stats.fdisc_sent++;
+}
+
+static void
+bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport)
+{
+ u8 lsrjt_rsn = vport->lps->lsrjt_rsn;
+ u8 lsrjt_expl = vport->lps->lsrjt_expl;
+
+ bfa_trc(__vport_fcs(vport), lsrjt_rsn);
+ bfa_trc(__vport_fcs(vport), lsrjt_expl);
+
+ /* For certain reason codes, we don't want to retry. */
+ switch (vport->lps->lsrjt_expl) {
+ case FC_LS_RJT_EXP_INV_PORT_NAME: /* by brocade */
+ case FC_LS_RJT_EXP_INVALID_NPORT_ID: /* by Cisco */
+ if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+ else {
+ bfa_fcs_vport_aen_post(&vport->lport,
+ BFA_LPORT_AEN_NPIV_DUP_WWN);
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN);
+ }
+ break;
+
+ case FC_LS_RJT_EXP_INSUFF_RES:
+ /*
+ * This means max logins per port/switch setting on the
+ * switch was exceeded.
+ */
+ if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+ else {
+ bfa_fcs_vport_aen_post(&vport->lport,
+ BFA_LPORT_AEN_NPIV_FABRIC_MAX);
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_FABRIC_MAX);
+ }
+ break;
+
+ default:
+ if (vport->fdisc_retries == 0)
+ bfa_fcs_vport_aen_post(&vport->lport,
+ BFA_LPORT_AEN_NPIV_UNKNOWN);
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+ }
+}
+
+/*
+ * Called to send a logout to the fabric. Used when a V-Port is
+ * deleted/stopped.
+ */
+static void
+bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport)
+{
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+
+ vport->vport_stats.logo_sent++;
+ bfa_lps_fdisclogo(vport->lps);
+}
+
+
+/*
+ * This routine will be called by bfa_timer on timer timeouts.
+ *
+ * param[in] vport - pointer to bfa_fcs_vport_t.
+ * param[out] vport_status - pointer to return vport status in
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+static void
+bfa_fcs_vport_timeout(void *vport_arg)
+{
+ struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *) vport_arg;
+
+ vport->vport_stats.fdisc_timeouts++;
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT);
+}
+
+static void
+bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport)
+{
+ struct bfad_vport_s *vport_drv =
+ (struct bfad_vport_s *)vport->vport_drv;
+
+ bfa_fcs_fabric_delvport(__vport_fabric(vport), vport);
+ bfa_lps_delete(vport->lps);
+
+ if (vport_drv->comp_del) {
+ complete(vport_drv->comp_del);
+ return;
+ }
+
+ /*
+ * We queue the vport delete work to the IM work_q from here.
+ * The memory for the bfad_vport_s is freed from the FC function
+ * template vport_delete entry point.
+ */
+ bfad_im_port_delete(vport_drv->drv_port.bfad, &vport_drv->drv_port);
+}
+
+/*
+ * fcs_vport_public FCS virtual port public interfaces
+ */
+
+/*
+ * Online notification from fabric SM.
+ */
+void
+bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport)
+{
+ vport->vport_stats.fab_online++;
+ if (bfa_fcs_fabric_npiv_capable(__vport_fabric(vport)))
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE);
+ else
+ vport->vport_stats.fab_no_npiv++;
+}
+
+/*
+ * Offline notification from fabric SM.
+ */
+void
+bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport)
+{
+ vport->vport_stats.fab_offline++;
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE);
+}
+
+/*
+ * Cleanup notification from fabric SM on link timer expiry.
+ */
+void
+bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport)
+{
+ vport->vport_stats.fab_cleanup++;
+}
+
+/*
+ * Stop notification from fabric SM. To be invoked from within FCS.
+ */
+void
+bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s *vport)
+{
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP);
+}
+
+/*
+ * delete notification from fabric SM. To be invoked from within FCS.
+ */
+void
+bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport)
+{
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE);
+}
+
+/*
+ * Stop completion callback from associated lport
+ */
+void
+bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport)
+{
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOPCOMP);
+}
+
+/*
+ * Delete completion callback from associated lport
+ */
+void
+bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport)
+{
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP);
+}
+
+
+
+/*
+ * fcs_vport_api Virtual port API
+ */
+
+/*
+ * Use this function to instantiate a new FCS vport object. This
+ * function will not trigger any HW initialization process (which will be
+ * done in vport_start() call)
+ *
+ * param[in] vport - pointer to bfa_fcs_vport_t. This space
+ * needs to be allocated by the driver.
+ * param[in] fcs - FCS instance
+ * param[in] vport_cfg - vport configuration
+ * param[in] vf_id - VF_ID if vport is created within a VF.
+ * FC_VF_ID_NULL to specify base fabric.
+ * param[in] vport_drv - Opaque handle back to the driver's vport
+ * structure
+ *
+ * retval BFA_STATUS_OK - on success.
+ * retval BFA_STATUS_FAILED - on failure.
+ */
+bfa_status_t
+bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs,
+ u16 vf_id, struct bfa_lport_cfg_s *vport_cfg,
+ struct bfad_vport_s *vport_drv)
+{
+ if (vport_cfg->pwwn == 0)
+ return BFA_STATUS_INVALID_WWN;
+
+ if (bfa_fcs_lport_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn)
+ return BFA_STATUS_VPORT_WWN_BP;
+
+ if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL)
+ return BFA_STATUS_VPORT_EXISTS;
+
+ if (fcs->fabric.num_vports ==
+ bfa_lps_get_max_vport(fcs->bfa))
+ return BFA_STATUS_VPORT_MAX;
+
+ vport->lps = bfa_lps_alloc(fcs->bfa);
+ if (!vport->lps)
+ return BFA_STATUS_VPORT_MAX;
+
+ vport->vport_drv = vport_drv;
+ vport_cfg->preboot_vp = BFA_FALSE;
+
+ bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+ bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport);
+ bfa_fcs_lport_init(&vport->lport, vport_cfg);
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Use this function to instantiate a new FCS PBC vport object. This
+ * function will not trigger any HW initialization process (which will be
+ * done in vport_start() call)
+ *
+ * param[in] vport - pointer to bfa_fcs_vport_t. This space
+ * needs to be allocated by the driver.
+ * param[in] fcs - FCS instance
+ * param[in] vport_cfg - vport configuration
+ * param[in] vf_id - VF_ID if vport is created within a VF.
+ * FC_VF_ID_NULL to specify base fabric.
+ * param[in] vport_drv - Opaque handle back to the driver's vport
+ * structure
+ *
+ * retval BFA_STATUS_OK - on success.
+ * retval BFA_STATUS_FAILED - on failure.
+ */
+bfa_status_t
+bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs,
+ u16 vf_id, struct bfa_lport_cfg_s *vport_cfg,
+ struct bfad_vport_s *vport_drv)
+{
+ bfa_status_t rc;
+
+ rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv);
+ vport->lport.port_cfg.preboot_vp = BFA_TRUE;
+
+ return rc;
+}
+
+/*
+ * Use this function to findout if this is a pbc vport or not.
+ *
+ * @param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ * @returns None
+ */
+bfa_boolean_t
+bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport)
+{
+
+ if (vport && (vport->lport.port_cfg.preboot_vp == BFA_TRUE))
+ return BFA_TRUE;
+ else
+ return BFA_FALSE;
+
+}
+
+/*
+ * Use this function initialize the vport.
+ *
+ * @param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ * @returns None
+ */
+bfa_status_t
+bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport)
+{
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Use this function quiese the vport object. This function will return
+ * immediately, when the vport is actually stopped, the
+ * bfa_drv_vport_stop_cb() will be called.
+ *
+ * param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ * return None
+ */
+bfa_status_t
+bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport)
+{
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Use this function to delete a vport object. Fabric object should
+ * be stopped before this function call.
+ *
+ * !!!!!!! Donot invoke this from within FCS !!!!!!!
+ *
+ * param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ * return None
+ */
+bfa_status_t
+bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport)
+{
+
+ if (vport->lport.port_cfg.preboot_vp)
+ return BFA_STATUS_PBC;
+
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Use this function to get vport's current status info.
+ *
+ * param[in] vport pointer to bfa_fcs_vport_t.
+ * param[out] attr pointer to return vport attributes
+ *
+ * return None
+ */
+void
+bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport,
+ struct bfa_vport_attr_s *attr)
+{
+ if (vport == NULL || attr == NULL)
+ return;
+
+ memset(attr, 0, sizeof(struct bfa_vport_attr_s));
+
+ bfa_fcs_lport_get_attr(&vport->lport, &attr->port_attr);
+ attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm);
+}
+
+
+/*
+ * Lookup a virtual port. Excludes base port from lookup.
+ */
+struct bfa_fcs_vport_s *
+bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct bfa_fcs_fabric_s *fabric;
+
+ bfa_trc(fcs, vf_id);
+ bfa_trc(fcs, vpwwn);
+
+ fabric = bfa_fcs_vf_lookup(fcs, vf_id);
+ if (!fabric) {
+ bfa_trc(fcs, vf_id);
+ return NULL;
+ }
+
+ vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn);
+ return vport;
+}
+
+/*
+ * FDISC Response
+ */
+void
+bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status)
+{
+ struct bfa_fcs_vport_s *vport = uarg;
+
+ bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+ bfa_trc(__vport_fcs(vport), status);
+
+ switch (status) {
+ case BFA_STATUS_OK:
+ /*
+ * Initialize the V-Port fields
+ */
+ __vport_fcid(vport) = vport->lps->lp_pid;
+ vport->vport_stats.fdisc_accepts++;
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK);
+ break;
+
+ case BFA_STATUS_INVALID_MAC:
+ /* Only for CNA */
+ vport->vport_stats.fdisc_acc_bad++;
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+
+ break;
+
+ case BFA_STATUS_EPROTOCOL:
+ switch (vport->lps->ext_status) {
+ case BFA_EPROTO_BAD_ACCEPT:
+ vport->vport_stats.fdisc_acc_bad++;
+ break;
+
+ case BFA_EPROTO_UNKNOWN_RSP:
+ vport->vport_stats.fdisc_unknown_rsp++;
+ break;
+
+ default:
+ break;
+ }
+
+ if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+ else
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED);
+
+ break;
+
+ case BFA_STATUS_ETIMER:
+ vport->vport_stats.fdisc_timeouts++;
+ if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+ else
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED);
+ break;
+
+ case BFA_STATUS_FABRIC_RJT:
+ vport->vport_stats.fdisc_rejects++;
+ bfa_fcs_vport_fdisc_rejected(vport);
+ break;
+
+ default:
+ vport->vport_stats.fdisc_rsp_err++;
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+ }
+}
+
+/*
+ * LOGO response
+ */
+void
+bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg)
+{
+ struct bfa_fcs_vport_s *vport = uarg;
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK);
+}
+
+/*
+ * Received clear virtual link
+ */
+void
+bfa_cb_lps_cvl_event(void *bfad, void *uarg)
+{
+ struct bfa_fcs_vport_s *vport = uarg;
+
+ /* Send an Offline followed by an ONLINE */
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE);
+ bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE);
+}
diff --git a/drivers/scsi/bfa/bfa_fcs_rport.c b/drivers/scsi/bfa/bfa_fcs_rport.c
new file mode 100644
index 0000000..de50349
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs_rport.c
@@ -0,0 +1,3465 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * rport.c Remote port implementation.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_fcs.h"
+#include "bfa_fcbuild.h"
+
+BFA_TRC_FILE(FCS, RPORT);
+
+static u32
+bfa_fcs_rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000;
+ /* In millisecs */
+/*
+ * bfa_fcs_rport_max_logins is max count of bfa_fcs_rports
+ * whereas DEF_CFG_NUM_RPORTS is max count of bfa_rports
+ */
+static u32 bfa_fcs_rport_max_logins = BFA_FCS_MAX_RPORT_LOGINS;
+
+/*
+ * forward declarations
+ */
+static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc(
+ struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid);
+static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_fcs_online_action(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_hal_online_action(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_fcs_offline_action(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_hal_offline_action(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport,
+ struct fc_logi_s *plogi);
+static void bfa_fcs_rport_timeout(void *arg);
+static void bfa_fcs_rport_send_plogi(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_plogi_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs);
+static void bfa_fcs_rport_send_adisc(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_adisc_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs);
+static void bfa_fcs_rport_send_nsdisc(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_gidpn_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs);
+static void bfa_fcs_rport_gpnid_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs);
+static void bfa_fcs_rport_send_logo(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg);
+static void bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len);
+static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u8 reason_code,
+ u8 reason_code_expl);
+static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len);
+static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_hal_offline(struct bfa_fcs_rport_s *rport);
+
+static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_fcs_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_adisc_online_sending(
+ struct bfa_fcs_rport_s *rport, enum rport_event event);
+static void bfa_fcs_rport_sm_adisc_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_adisc_offline_sending(struct bfa_fcs_rport_s
+ *rport, enum rport_event event);
+static void bfa_fcs_rport_sm_adisc_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_off_delete(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_delete_pending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+
+static struct bfa_sm_table_s rport_sm_table[] = {
+ {BFA_SM(bfa_fcs_rport_sm_uninit), BFA_RPORT_UNINIT},
+ {BFA_SM(bfa_fcs_rport_sm_plogi_sending), BFA_RPORT_PLOGI},
+ {BFA_SM(bfa_fcs_rport_sm_plogiacc_sending), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_plogi_retry), BFA_RPORT_PLOGI_RETRY},
+ {BFA_SM(bfa_fcs_rport_sm_plogi), BFA_RPORT_PLOGI},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_fcs_online), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_hal_online), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_online), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_nsquery_sending), BFA_RPORT_NSQUERY},
+ {BFA_SM(bfa_fcs_rport_sm_nsquery), BFA_RPORT_NSQUERY},
+ {BFA_SM(bfa_fcs_rport_sm_adisc_online_sending), BFA_RPORT_ADISC},
+ {BFA_SM(bfa_fcs_rport_sm_adisc_online), BFA_RPORT_ADISC},
+ {BFA_SM(bfa_fcs_rport_sm_adisc_offline_sending), BFA_RPORT_ADISC},
+ {BFA_SM(bfa_fcs_rport_sm_adisc_offline), BFA_RPORT_ADISC},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_logorcv), BFA_RPORT_LOGORCV},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_logosend), BFA_RPORT_LOGO},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_offline), BFA_RPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_rport_sm_hcb_offline), BFA_RPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_rport_sm_hcb_logorcv), BFA_RPORT_LOGORCV},
+ {BFA_SM(bfa_fcs_rport_sm_hcb_logosend), BFA_RPORT_LOGO},
+ {BFA_SM(bfa_fcs_rport_sm_logo_sending), BFA_RPORT_LOGO},
+ {BFA_SM(bfa_fcs_rport_sm_offline), BFA_RPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_rport_sm_nsdisc_sending), BFA_RPORT_NSDISC},
+ {BFA_SM(bfa_fcs_rport_sm_nsdisc_retry), BFA_RPORT_NSDISC},
+ {BFA_SM(bfa_fcs_rport_sm_nsdisc_sent), BFA_RPORT_NSDISC},
+};
+
+/*
+ * Beginning state.
+ */
+static void
+bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_PLOGI_SEND:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_ADDRESS_DISC:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * PLOGI is being sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_FAB_SCN:
+ /* query the NS */
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) !=
+ BFA_PORT_TOPOLOGY_LOOP));
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * PLOGI is being sent.
+ */
+static void
+bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_PLOGI_COMP:
+ case RPSM_EVENT_FAB_SCN:
+ /*
+ * Ignore, SCN is possibly online notification.
+ */
+ break;
+
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_HCB_OFFLINE:
+ /*
+ * Ignore BFA callback, on a PLOGI receive we call bfa offline.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * PLOGI is sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PRLO_RCVD:
+ case RPSM_EVENT_LOGO_RCVD:
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_stop(&rport->timer);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_FAB_SCN:
+ bfa_timer_stop(&rport->timer);
+ WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) !=
+ BFA_PORT_TOPOLOGY_LOOP));
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_stop(&rport->timer);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * PLOGI is sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ /*
+ * !! fall through !!
+ */
+ case RPSM_EVENT_PRLO_RCVD:
+ if (rport->prlo == BFA_TRUE)
+ bfa_fcs_rport_send_prlo_acc(rport);
+
+ bfa_fcxp_discard(rport->fcxp);
+ /*
+ * !! fall through !!
+ */
+ case RPSM_EVENT_FAILED:
+ if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ rport->plogi_retries++;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ BFA_FCS_RETRY_TIMEOUT);
+ } else {
+ bfa_stats(rport->port, rport_del_max_plogi_retry);
+ rport->old_pid = rport->pid;
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ }
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ break;
+
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_RETRY:
+ rport->plogi_retries = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ (FC_RA_TOV * 1000));
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_FAB_SCN:
+ bfa_fcxp_discard(rport->fcxp);
+ WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) !=
+ BFA_PORT_TOPOLOGY_LOOP));
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * PLOGI is done. Await bfa_fcs_itnim to ascertain the scsi function
+ */
+static void
+bfa_fcs_rport_sm_fc4_fcs_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_FCS_ONLINE:
+ if (rport->scsi_function == BFA_RPORT_INITIATOR) {
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_online(rport);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+ break;
+ }
+
+ if (!rport->bfa_rport)
+ rport->bfa_rport =
+ bfa_rport_create(rport->fcs->bfa, rport);
+
+ if (rport->bfa_rport) {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcs_rport_hal_online(rport);
+ } else {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ }
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ rport->plogi_pending = BFA_TRUE;
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ break;
+ }
+}
+
+/*
+ * PLOGI is complete. Awaiting BFA rport online callback. FC-4s
+ * are offline.
+ */
+static void
+bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_ONLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+ bfa_fcs_rport_hal_online_action(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ break;
+
+ case RPSM_EVENT_PRLO_RCVD:
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ rport->plogi_pending = BFA_TRUE;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcs_rport_fcs_offline_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is ONLINE. FC-4s active.
+ */
+static void
+bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FAB_SCN:
+ if (bfa_fcs_fabric_is_switched(rport->port->fabric)) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsquery_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_adisc_online_sending);
+ bfa_fcs_rport_send_adisc(rport, NULL);
+ }
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ case RPSM_EVENT_PLOGI_COMP:
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * An SCN event is received in ONLINE state. NS query is being sent
+ * prior to ADISC authentication with rport. FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ /*
+ * ignore SCN, wait for response to query itself
+ */
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * An SCN event is received in ONLINE state. NS query is sent to rport.
+ * FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_online_sending);
+ bfa_fcs_rport_send_adisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_FAILED:
+ rport->ns_retries++;
+ if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsquery_sending);
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_hal_offline_action(rport);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * An SCN event is received in ONLINE state. ADISC is being sent for
+ * authenticating with rport. FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_adisc_online_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_online);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * An SCN event is received in ONLINE state. ADISC is to rport.
+ * FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_adisc_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ /*
+ * Too complex to cleanup FC-4 & rport and then acc to PLOGI.
+ * At least go offline when a PLOGI is received.
+ */
+ bfa_fcxp_discard(rport->fcxp);
+ /*
+ * !!! fall through !!!
+ */
+
+ case RPSM_EVENT_FAILED:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ /*
+ * already processing RSCN
+ */
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_offline_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * ADISC is being sent for authenticating with rport
+ * Already did offline actions.
+ */
+static void
+bfa_fcs_rport_sm_adisc_offline_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_offline);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa,
+ &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * ADISC to rport
+ * Already did offline actions
+ */
+static void
+bfa_fcs_rport_sm_adisc_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_FAILED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport has sent LOGO. Awaiting FC-4 offline completion callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
+ bfa_fcs_rport_hal_offline(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ if (rport->pid && (rport->prlo == BFA_TRUE))
+ bfa_fcs_rport_send_prlo_acc(rport);
+ if (rport->pid && (rport->prlo == BFA_FALSE))
+ bfa_fcs_rport_send_logo_acc(rport);
+
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_off_delete);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_HCB_ONLINE:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * LOGO needs to be sent to rport. Awaiting FC-4 offline completion
+ * callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+ bfa_fcs_rport_hal_offline(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ case RPSM_EVENT_PRLO_RCVD:
+ if (rport->prlo == BFA_TRUE)
+ bfa_fcs_rport_send_prlo_acc(rport);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_off_delete);
+ break;
+
+ case RPSM_EVENT_HCB_ONLINE:
+ case RPSM_EVENT_DELETE:
+ /* Rport is being deleted */
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is going offline. Awaiting FC-4 offline completion callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+ bfa_fcs_rport_hal_offline(rport);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ break;
+ case RPSM_EVENT_LOGO_RCVD:
+ /*
+ * Rport is going offline. Just ack the logo
+ */
+ bfa_fcs_rport_send_logo_acc(rport);
+ break;
+
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_fcs_rport_send_prlo_acc(rport);
+ break;
+
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_HCB_ONLINE:
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ /*
+ * rport is already going offline.
+ * SCN - ignore and wait till transitioning to offline state
+ */
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is offline. FC-4s are offline. Awaiting BFA rport offline
+ * callback.
+ */
+static void
+bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ if (bfa_fcs_lport_is_online(rport->port) &&
+ (rport->plogi_pending)) {
+ rport->plogi_pending = BFA_FALSE;
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+ }
+ /*
+ * !! fall through !!
+ */
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ if (!bfa_fcs_lport_is_online(rport->port)) {
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+ }
+ if (bfa_fcs_fabric_is_switched(rport->port->fabric)) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ } else if (bfa_fcport_get_topology(rport->port->fcs->bfa) ==
+ BFA_PORT_TOPOLOGY_LOOP) {
+ if (rport->scn_online) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_adisc_offline_sending);
+ bfa_fcs_rport_send_adisc(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ }
+ } else {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ /*
+ * Ignore, already offline.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is offline. FC-4s are offline. Awaiting BFA rport offline
+ * callback to send LOGO accept.
+ */
+static void
+bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ if (rport->pid && (rport->prlo == BFA_TRUE))
+ bfa_fcs_rport_send_prlo_acc(rport);
+ if (rport->pid && (rport->prlo == BFA_FALSE))
+ bfa_fcs_rport_send_logo_acc(rport);
+ /*
+ * If the lport is online and if the rport is not a well
+ * known address port,
+ * we try to re-discover the r-port.
+ */
+ if (bfa_fcs_lport_is_online(rport->port) &&
+ (!BFA_FCS_PID_IS_WKA(rport->pid))) {
+ if (bfa_fcs_fabric_is_switched(rport->port->fabric)) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ } else {
+ /* For N2N Direct Attach, try to re-login */
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_plogi_sending);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ }
+ } else {
+ /*
+ * if it is not a well known address, reset the
+ * pid to 0.
+ */
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_delete_pending);
+ if (rport->pid && (rport->prlo == BFA_TRUE))
+ bfa_fcs_rport_send_prlo_acc(rport);
+ if (rport->pid && (rport->prlo == BFA_FALSE))
+ bfa_fcs_rport_send_logo_acc(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ /*
+ * Ignore - already processing a LOGO.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is being deleted. FC-4s are offline.
+ * Awaiting BFA rport offline
+ * callback to send LOGO.
+ */
+static void
+bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_logo_sending);
+ bfa_fcs_rport_send_logo(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ case RPSM_EVENT_PRLO_RCVD:
+ if (rport->prlo == BFA_TRUE)
+ bfa_fcs_rport_send_prlo_acc(rport);
+
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_delete_pending);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is being deleted. FC-4s are offline. LOGO is being sent.
+ */
+static void
+bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ /* Once LOGO is sent, we donot wait for the response */
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ case RPSM_EVENT_SCN_OFFLINE:
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ case RPSM_EVENT_PRLO_RCVD:
+ if (rport->prlo == BFA_TRUE)
+ bfa_fcs_rport_send_prlo_acc(rport);
+
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport is offline. FC-4s are offline. BFA rport is offline.
+ * Timer active to delete stale rport.
+ */
+static void
+bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_timer_stop(&rport->timer);
+ WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) !=
+ BFA_PORT_TOPOLOGY_LOOP));
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_SCN_OFFLINE:
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ case RPSM_EVENT_SCN_ONLINE:
+ bfa_timer_stop(&rport->timer);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_SEND:
+ bfa_timer_stop(&rport->timer);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport address has changed. Nameserver discovery request is being sent.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sent);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PRLO_RCVD:
+ case RPSM_EVENT_PLOGI_SEND:
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ rport->ns_retries = 0; /* reset the retry count */
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Nameserver discovery failed. Waiting for timeout to retry.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_FAB_SCN:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_timer_stop(&rport->timer);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_stop(&rport->timer);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ break;
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_fcs_rport_send_prlo_acc(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport address has changed. Nameserver discovery request is sent.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ if (rport->pid) {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ }
+ break;
+
+ case RPSM_EVENT_FAILED:
+ rport->ns_retries++;
+ if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_fcs_rport_send_nsdisc(rport, NULL);
+ } else {
+ rport->old_pid = rport->pid;
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ };
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+
+ case RPSM_EVENT_PRLO_RCVD:
+ bfa_fcs_rport_send_prlo_acc(rport);
+ break;
+ case RPSM_EVENT_FAB_SCN:
+ /*
+ * ignore, wait for NS query response
+ */
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ /*
+ * Not logged-in yet. Accept LOGO.
+ */
+ bfa_fcs_rport_send_logo_acc(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_fcs_online_action(rport);
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * Rport needs to be deleted
+ * waiting for ITNIM clean up to finish
+ */
+static void
+bfa_fcs_rport_sm_fc4_off_delete(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_delete_pending);
+ bfa_fcs_rport_hal_offline(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ case RPSM_EVENT_PLOGI_RCVD:
+ /* Ignore these events */
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ break;
+ }
+}
+
+/*
+ * RPort needs to be deleted
+ * waiting for BFA/FW to finish current processing
+ */
+static void
+bfa_fcs_rport_sm_delete_pending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_PLOGI_RCVD:
+ /* Ignore these events */
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+/*
+ * fcs_rport_private FCS RPORT provate functions
+ */
+
+static void
+bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_plogi, rport, BFA_TRUE);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_lport_get_fcid(port), 0,
+ port->port_cfg.pwwn, port->port_cfg.nwwn,
+ bfa_fcport_get_maxfrsize(port->fcs->bfa),
+ bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response,
+ (void *)rport, FC_MAX_PDUSZ, FC_ELS_TOV);
+
+ rport->stats.plogis++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+ struct fc_logi_s *plogi_rsp;
+ struct fc_ls_rjt_s *ls_rjt;
+ struct bfa_fcs_rport_s *twin;
+ struct list_head *qe;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(rport->fcs, req_status);
+ rport->stats.plogi_failed++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ return;
+ }
+
+ plogi_rsp = (struct fc_logi_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ /*
+ * Check for failure first.
+ */
+ if (plogi_rsp->els_cmd.els_code != FC_ELS_ACC) {
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ bfa_trc(rport->fcs, ls_rjt->reason_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+
+ if ((ls_rjt->reason_code == FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD) &&
+ (ls_rjt->reason_code_expl == FC_LS_RJT_EXP_INSUFF_RES)) {
+ rport->stats.rjt_insuff_res++;
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RETRY);
+ return;
+ }
+
+ rport->stats.plogi_rejects++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ return;
+ }
+
+ /*
+ * PLOGI is complete. Make sure this device is not one of the known
+ * device with a new FC port address.
+ */
+ list_for_each(qe, &rport->port->rport_q) {
+ twin = (struct bfa_fcs_rport_s *) qe;
+ if (twin == rport)
+ continue;
+ if (!rport->pwwn && (plogi_rsp->port_name == twin->pwwn)) {
+ bfa_trc(rport->fcs, twin->pid);
+ bfa_trc(rport->fcs, rport->pid);
+
+ /* Update plogi stats in twin */
+ twin->stats.plogis += rport->stats.plogis;
+ twin->stats.plogi_rejects +=
+ rport->stats.plogi_rejects;
+ twin->stats.plogi_timeouts +=
+ rport->stats.plogi_timeouts;
+ twin->stats.plogi_failed +=
+ rport->stats.plogi_failed;
+ twin->stats.plogi_rcvd += rport->stats.plogi_rcvd;
+ twin->stats.plogi_accs++;
+
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+
+ bfa_fcs_rport_update(twin, plogi_rsp);
+ twin->pid = rsp_fchs->s_id;
+ bfa_sm_send_event(twin, RPSM_EVENT_PLOGI_COMP);
+ return;
+ }
+ }
+
+ /*
+ * Normal login path -- no evil twins.
+ */
+ rport->stats.plogi_accs++;
+ bfa_fcs_rport_update(rport, plogi_rsp);
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+}
+
+static void
+bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_plogiacc, rport, BFA_FALSE);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rport->pid, bfa_fcs_lport_get_fcid(port),
+ rport->reply_oxid, port->port_cfg.pwwn,
+ port->port_cfg.nwwn,
+ bfa_fcport_get_maxfrsize(port->fcs->bfa),
+ bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_adisc, rport, BFA_TRUE);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_lport_get_fcid(port), 0,
+ port->port_cfg.pwwn, port->port_cfg.nwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response,
+ rport, FC_MAX_PDUSZ, FC_ELS_TOV);
+
+ rport->stats.adisc_sent++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+ void *pld = bfa_fcxp_get_rspbuf(fcxp);
+ struct fc_ls_rjt_s *ls_rjt;
+
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(rport->fcs, req_status);
+ rport->stats.adisc_failed++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ return;
+ }
+
+ if (fc_adisc_rsp_parse((struct fc_adisc_s *)pld, rsp_len, rport->pwwn,
+ rport->nwwn) == FC_PARSE_OK) {
+ rport->stats.adisc_accs++;
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+ return;
+ }
+
+ rport->stats.adisc_rejects++;
+ ls_rjt = pld;
+ bfa_trc(rport->fcs, ls_rjt->els_cmd.els_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+}
+
+static void
+bfa_fcs_rport_send_nsdisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+ bfa_cb_fcxp_send_t cbfn;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_nsdisc, rport, BFA_TRUE);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ if (rport->pwwn) {
+ len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port), 0, rport->pwwn);
+ cbfn = bfa_fcs_rport_gidpn_response;
+ } else {
+ len = fc_gpnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_lport_get_fcid(port), 0, rport->pid);
+ cbfn = bfa_fcs_rport_gpnid_response;
+ }
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, cbfn,
+ (void *)rport, FC_MAX_PDUSZ, FC_FCCT_TOV);
+
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+ struct ct_hdr_s *cthdr;
+ struct fcgs_gidpn_resp_s *gidpn_rsp;
+ struct bfa_fcs_rport_s *twin;
+ struct list_head *qe;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ /* Check if the pid is the same as before. */
+ gidpn_rsp = (struct fcgs_gidpn_resp_s *) (cthdr + 1);
+
+ if (gidpn_rsp->dap == rport->pid) {
+ /* Device is online */
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+ } else {
+ /*
+ * Device's PID has changed. We need to cleanup
+ * and re-login. If there is another device with
+ * the the newly discovered pid, send an scn notice
+ * so that its new pid can be discovered.
+ */
+ list_for_each(qe, &rport->port->rport_q) {
+ twin = (struct bfa_fcs_rport_s *) qe;
+ if (twin == rport)
+ continue;
+ if (gidpn_rsp->dap == twin->pid) {
+ bfa_trc(rport->fcs, twin->pid);
+ bfa_trc(rport->fcs, rport->pid);
+
+ twin->pid = 0;
+ bfa_sm_send_event(twin,
+ RPSM_EVENT_ADDRESS_CHANGE);
+ }
+ }
+ rport->pid = gidpn_rsp->dap;
+ bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_CHANGE);
+ }
+ return;
+ }
+
+ /*
+ * Reject Response
+ */
+ switch (cthdr->reason_code) {
+ case CT_RSN_LOGICAL_BUSY:
+ /*
+ * Need to retry
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+ break;
+
+ case CT_RSN_UNABLE_TO_PERF:
+ /*
+ * device doesn't exist : Start timer to cleanup this later.
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ break;
+
+ default:
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ break;
+ }
+}
+
+static void
+bfa_fcs_rport_gpnid_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+ struct ct_hdr_s *cthdr;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+ cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
+
+ if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+ return;
+ }
+
+ /*
+ * Reject Response
+ */
+ switch (cthdr->reason_code) {
+ case CT_RSN_LOGICAL_BUSY:
+ /*
+ * Need to retry
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+ break;
+
+ case CT_RSN_UNABLE_TO_PERF:
+ /*
+ * device doesn't exist : Start timer to cleanup this later.
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ break;
+
+ default:
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ break;
+ }
+}
+
+/*
+ * Called to send a logout to the rport.
+ */
+static void
+bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_lport_s *port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ u16 len;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ port = rport->port;
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_logo, rport, BFA_FALSE);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_logo_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_lport_get_fcid(port), 0,
+ bfa_fcs_lport_get_pwwn(port));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL,
+ rport, FC_MAX_PDUSZ, FC_ELS_TOV);
+
+ rport->stats.logos++;
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+/*
+ * Send ACC for a LOGO received.
+ */
+static void
+bfa_fcs_rport_send_logo_acc(void *rport_cbarg)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_lport_s *port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ u16 len;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ port = rport->port;
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ rport->stats.logo_rcvd++;
+ len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rport->pid, bfa_fcs_lport_get_fcid(port),
+ rport->reply_oxid);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * brief
+ * This routine will be called by bfa_timer on timer timeouts.
+ *
+ * param[in] rport - pointer to bfa_fcs_lport_ns_t.
+ * param[out] rport_status - pointer to return vport status in
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+static void
+bfa_fcs_rport_timeout(void *arg)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) arg;
+
+ rport->stats.plogi_timeouts++;
+ bfa_stats(rport->port, rport_plogi_timeouts);
+ bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+}
+
+static void
+bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len)
+{
+ struct bfa_fcxp_s *fcxp;
+ struct fchs_s fchs;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fc_prli_s *prli;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ rport->stats.prli_rcvd++;
+
+ /*
+ * We are in Initiator Mode
+ */
+ prli = (struct fc_prli_s *) (rx_fchs + 1);
+
+ if (prli->parampage.servparams.target) {
+ /*
+ * PRLI from a target ?
+ * Send the Acc.
+ * PRLI sent by us will be used to transition the IT nexus,
+ * once the response is received from the target.
+ */
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ rport->scsi_function = BFA_RPORT_TARGET;
+ } else {
+ bfa_trc(rport->fcs, prli->parampage.type);
+ rport->scsi_function = BFA_RPORT_INITIATOR;
+ bfa_fcs_itnim_is_initiator(rport->itnim);
+ }
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, port->port_cfg.roles);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+static void
+bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len)
+{
+ struct bfa_fcxp_s *fcxp;
+ struct fchs_s fchs;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fc_rpsc_speed_info_s speeds;
+ struct bfa_port_attr_s pport_attr;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ rport->stats.rpsc_rcvd++;
+ speeds.port_speed_cap =
+ RPSC_SPEED_CAP_1G | RPSC_SPEED_CAP_2G | RPSC_SPEED_CAP_4G |
+ RPSC_SPEED_CAP_8G;
+
+ /*
+ * get curent speed from pport attributes from BFA
+ */
+ bfa_fcport_get_attr(port->fcs->bfa, &pport_attr);
+
+ speeds.port_op_speed = fc_bfa_speed_to_rpsc_operspeed(pport_attr.speed);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, &speeds);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+static void
+bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len)
+{
+ struct bfa_fcxp_s *fcxp;
+ struct fchs_s fchs;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fc_adisc_s *adisc;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ rport->stats.adisc_rcvd++;
+
+ adisc = (struct fc_adisc_s *) (rx_fchs + 1);
+
+ /*
+ * Accept if the itnim for this rport is online.
+ * Else reject the ADISC.
+ */
+ if (bfa_fcs_itnim_get_online_state(rport->itnim) == BFA_STATUS_OK) {
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, port->port_cfg.pwwn,
+ port->port_cfg.nwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+ } else {
+ rport->stats.adisc_rejected++;
+ bfa_fcs_rport_send_ls_rjt(rport, rx_fchs,
+ FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD,
+ FC_LS_RJT_EXP_LOGIN_REQUIRED);
+ }
+}
+
+static void
+bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct bfa_rport_info_s rport_info;
+
+ rport_info.pid = rport->pid;
+ rport_info.local_pid = port->pid;
+ rport_info.lp_tag = port->lp_tag;
+ rport_info.vf_id = port->fabric->vf_id;
+ rport_info.vf_en = port->fabric->is_vf;
+ rport_info.fc_class = rport->fc_cos;
+ rport_info.cisc = rport->cisc;
+ rport_info.max_frmsz = rport->maxfrsize;
+ bfa_rport_online(rport->bfa_rport, &rport_info);
+}
+
+static void
+bfa_fcs_rport_hal_offline(struct bfa_fcs_rport_s *rport)
+{
+ if (rport->bfa_rport)
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
+ else
+ bfa_cb_rport_offline(rport);
+}
+
+static struct bfa_fcs_rport_s *
+bfa_fcs_rport_alloc(struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid)
+{
+ struct bfa_fcs_s *fcs = port->fcs;
+ struct bfa_fcs_rport_s *rport;
+ struct bfad_rport_s *rport_drv;
+
+ /*
+ * allocate rport
+ */
+ if (fcs->num_rport_logins >= bfa_fcs_rport_max_logins) {
+ bfa_trc(fcs, rpid);
+ return NULL;
+ }
+
+ if (bfa_fcb_rport_alloc(fcs->bfad, &rport, &rport_drv)
+ != BFA_STATUS_OK) {
+ bfa_trc(fcs, rpid);
+ return NULL;
+ }
+
+ /*
+ * Initialize r-port
+ */
+ rport->port = port;
+ rport->fcs = fcs;
+ rport->rp_drv = rport_drv;
+ rport->pid = rpid;
+ rport->pwwn = pwwn;
+ rport->old_pid = 0;
+
+ rport->bfa_rport = NULL;
+
+ /*
+ * allocate FC-4s
+ */
+ WARN_ON(!bfa_fcs_lport_is_initiator(port));
+
+ if (bfa_fcs_lport_is_initiator(port)) {
+ rport->itnim = bfa_fcs_itnim_create(rport);
+ if (!rport->itnim) {
+ bfa_trc(fcs, rpid);
+ kfree(rport_drv);
+ return NULL;
+ }
+ }
+
+ bfa_fcs_lport_add_rport(port, rport);
+ fcs->num_rport_logins++;
+
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+
+ /* Initialize the Rport Features(RPF) Sub Module */
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_init(rport);
+
+ return rport;
+}
+
+
+static void
+bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct bfa_fcs_s *fcs = port->fcs;
+
+ /*
+ * - delete FC-4s
+ * - delete BFA rport
+ * - remove from queue of rports
+ */
+ rport->plogi_pending = BFA_FALSE;
+
+ if (bfa_fcs_lport_is_initiator(port)) {
+ bfa_fcs_itnim_delete(rport->itnim);
+ if (rport->pid != 0 && !BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_offline(rport);
+ }
+
+ if (rport->bfa_rport) {
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_DELETE);
+ rport->bfa_rport = NULL;
+ }
+
+ bfa_fcs_lport_del_rport(port, rport);
+ fcs->num_rport_logins--;
+ kfree(rport->rp_drv);
+}
+
+static void
+bfa_fcs_rport_aen_post(struct bfa_fcs_rport_s *rport,
+ enum bfa_rport_aen_event event,
+ struct bfa_rport_aen_data_s *data)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ if (event == BFA_RPORT_AEN_QOS_PRIO)
+ aen_entry->aen_data.rport.priv.qos = data->priv.qos;
+ else if (event == BFA_RPORT_AEN_QOS_FLOWID)
+ aen_entry->aen_data.rport.priv.qos = data->priv.qos;
+
+ aen_entry->aen_data.rport.vf_id = rport->port->fabric->vf_id;
+ aen_entry->aen_data.rport.ppwwn = bfa_fcs_lport_get_pwwn(
+ bfa_fcs_get_base_port(rport->fcs));
+ aen_entry->aen_data.rport.lpwwn = bfa_fcs_lport_get_pwwn(rport->port);
+ aen_entry->aen_data.rport.rpwwn = rport->pwwn;
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++rport->fcs->fcs_aen_seq,
+ BFA_AEN_CAT_RPORT, event);
+}
+
+static void
+bfa_fcs_rport_fcs_online_action(struct bfa_fcs_rport_s *rport)
+{
+ if ((!rport->pid) || (!rport->pwwn)) {
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_sm_fault(rport->fcs, rport->pid);
+ }
+
+ bfa_sm_send_event(rport->itnim, BFA_FCS_ITNIM_SM_FCS_ONLINE);
+}
+
+static void
+bfa_fcs_rport_hal_online_action(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+ char rpwwn_buf[BFA_STRING_32];
+
+ rport->stats.onlines++;
+
+ if ((!rport->pid) || (!rport->pwwn)) {
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_sm_fault(rport->fcs, rport->pid);
+ }
+
+ if (bfa_fcs_lport_is_initiator(port)) {
+ bfa_fcs_itnim_brp_online(rport->itnim);
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_online(rport);
+ };
+
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
+ wwn2str(rpwwn_buf, rport->pwwn);
+ if (!BFA_FCS_PID_IS_WKA(rport->pid)) {
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Remote port (WWN = %s) online for logical port (WWN = %s)\n",
+ rpwwn_buf, lpwwn_buf);
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_ONLINE, NULL);
+ }
+}
+
+static void
+bfa_fcs_rport_fcs_offline_action(struct bfa_fcs_rport_s *rport)
+{
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_offline(rport);
+
+ bfa_fcs_itnim_rport_offline(rport->itnim);
+}
+
+static void
+bfa_fcs_rport_hal_offline_action(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
+ char lpwwn_buf[BFA_STRING_32];
+ char rpwwn_buf[BFA_STRING_32];
+
+ if (!rport->bfa_rport) {
+ bfa_fcs_rport_fcs_offline_action(rport);
+ return;
+ }
+
+ rport->stats.offlines++;
+
+ wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
+ wwn2str(rpwwn_buf, rport->pwwn);
+ if (!BFA_FCS_PID_IS_WKA(rport->pid)) {
+ if (bfa_fcs_lport_is_online(rport->port) == BFA_TRUE) {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "Remote port (WWN = %s) connectivity lost for "
+ "logical port (WWN = %s)\n",
+ rpwwn_buf, lpwwn_buf);
+ bfa_fcs_rport_aen_post(rport,
+ BFA_RPORT_AEN_DISCONNECT, NULL);
+ } else {
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Remote port (WWN = %s) offlined by "
+ "logical port (WWN = %s)\n",
+ rpwwn_buf, lpwwn_buf);
+ bfa_fcs_rport_aen_post(rport,
+ BFA_RPORT_AEN_OFFLINE, NULL);
+ }
+ }
+
+ if (bfa_fcs_lport_is_initiator(port)) {
+ bfa_fcs_itnim_rport_offline(rport->itnim);
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_offline(rport);
+ }
+}
+
+/*
+ * Update rport parameters from PLOGI or PLOGI accept.
+ */
+static void
+bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi)
+{
+ bfa_fcs_lport_t *port = rport->port;
+
+ /*
+ * - port name
+ * - node name
+ */
+ rport->pwwn = plogi->port_name;
+ rport->nwwn = plogi->node_name;
+
+ /*
+ * - class of service
+ */
+ rport->fc_cos = 0;
+ if (plogi->class3.class_valid)
+ rport->fc_cos = FC_CLASS_3;
+
+ if (plogi->class2.class_valid)
+ rport->fc_cos |= FC_CLASS_2;
+
+ /*
+ * - CISC
+ * - MAX receive frame size
+ */
+ rport->cisc = plogi->csp.cisc;
+ if (be16_to_cpu(plogi->class3.rxsz) < be16_to_cpu(plogi->csp.rxsz))
+ rport->maxfrsize = be16_to_cpu(plogi->class3.rxsz);
+ else
+ rport->maxfrsize = be16_to_cpu(plogi->csp.rxsz);
+
+ bfa_trc(port->fcs, be16_to_cpu(plogi->csp.bbcred));
+ bfa_trc(port->fcs, port->fabric->bb_credit);
+ /*
+ * Direct Attach P2P mode :
+ * This is to handle a bug (233476) in IBM targets in Direct Attach
+ * Mode. Basically, in FLOGI Accept the target would have
+ * erroneously set the BB Credit to the value used in the FLOGI
+ * sent by the HBA. It uses the correct value (its own BB credit)
+ * in PLOGI.
+ */
+ if ((!bfa_fcs_fabric_is_switched(port->fabric)) &&
+ (be16_to_cpu(plogi->csp.bbcred) < port->fabric->bb_credit)) {
+
+ bfa_trc(port->fcs, be16_to_cpu(plogi->csp.bbcred));
+ bfa_trc(port->fcs, port->fabric->bb_credit);
+
+ port->fabric->bb_credit = be16_to_cpu(plogi->csp.bbcred);
+ bfa_fcport_set_tx_bbcredit(port->fcs->bfa,
+ port->fabric->bb_credit);
+ }
+
+}
+
+/*
+ * Called to handle LOGO received from an existing remote port.
+ */
+static void
+bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs)
+{
+ rport->reply_oxid = fchs->ox_id;
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ rport->prlo = BFA_FALSE;
+ rport->stats.logo_rcvd++;
+ bfa_sm_send_event(rport, RPSM_EVENT_LOGO_RCVD);
+}
+
+
+
+/*
+ * fcs_rport_public FCS rport public interfaces
+ */
+
+/*
+ * Called by bport/vport to create a remote port instance for a discovered
+ * remote device.
+ *
+ * @param[in] port - base port or vport
+ * @param[in] rpid - remote port ID
+ *
+ * @return None
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_create(struct bfa_fcs_lport_s *port, u32 rpid)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ bfa_trc(port->fcs, rpid);
+ rport = bfa_fcs_rport_alloc(port, WWN_NULL, rpid);
+ if (!rport)
+ return NULL;
+
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
+ return rport;
+}
+
+/*
+ * Called to create a rport for which only the wwn is known.
+ *
+ * @param[in] port - base port
+ * @param[in] rpwwn - remote port wwn
+ *
+ * @return None
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_create_by_wwn(struct bfa_fcs_lport_s *port, wwn_t rpwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+ bfa_trc(port->fcs, rpwwn);
+ rport = bfa_fcs_rport_alloc(port, rpwwn, 0);
+ if (!rport)
+ return NULL;
+
+ bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_DISC);
+ return rport;
+}
+/*
+ * Called by bport in private loop topology to indicate that a
+ * rport has been discovered and plogi has been completed.
+ *
+ * @param[in] port - base port or vport
+ * @param[in] rpid - remote port ID
+ */
+void
+bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *fchs,
+ struct fc_logi_s *plogi)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ rport = bfa_fcs_rport_alloc(port, WWN_NULL, fchs->s_id);
+ if (!rport)
+ return;
+
+ bfa_fcs_rport_update(rport, plogi);
+
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_COMP);
+}
+
+/*
+ * Called by bport/vport to handle PLOGI received from a new remote port.
+ * If an existing rport does a plogi, it will be handled separately.
+ */
+void
+bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port, struct fchs_s *fchs,
+ struct fc_logi_s *plogi)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ rport = bfa_fcs_rport_alloc(port, plogi->port_name, fchs->s_id);
+ if (!rport)
+ return;
+
+ bfa_fcs_rport_update(rport, plogi);
+
+ rport->reply_oxid = fchs->ox_id;
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ rport->stats.plogi_rcvd++;
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
+}
+
+/*
+ * Called by bport/vport to handle PLOGI received from an existing
+ * remote port.
+ */
+void
+bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs,
+ struct fc_logi_s *plogi)
+{
+ /*
+ * @todo Handle P2P and initiator-initiator.
+ */
+
+ bfa_fcs_rport_update(rport, plogi);
+
+ rport->reply_oxid = rx_fchs->ox_id;
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ rport->pid = rx_fchs->s_id;
+ bfa_trc(rport->fcs, rport->pid);
+
+ rport->stats.plogi_rcvd++;
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
+}
+
+
+/*
+ * Called by bport/vport to notify SCN for the remote port
+ */
+void
+bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport)
+{
+ rport->stats.rscns++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAB_SCN);
+}
+
+/*
+ * brief
+ * This routine BFA callback for bfa_rport_online() call.
+ *
+ * param[in] cb_arg - rport struct.
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+void
+bfa_cb_rport_online(void *cbarg)
+{
+
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_sm_send_event(rport, RPSM_EVENT_HCB_ONLINE);
+}
+
+/*
+ * brief
+ * This routine BFA callback for bfa_rport_offline() call.
+ *
+ * param[in] rport -
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+void
+bfa_cb_rport_offline(void *cbarg)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_sm_send_event(rport, RPSM_EVENT_HCB_OFFLINE);
+}
+
+/*
+ * brief
+ * This routine is a static BFA callback when there is a QoS flow_id
+ * change notification
+ *
+ * param[in] rport -
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+void
+bfa_cb_rport_qos_scn_flowid(void *cbarg,
+ struct bfa_rport_qos_attr_s old_qos_attr,
+ struct bfa_rport_qos_attr_s new_qos_attr)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+ struct bfa_rport_aen_data_s aen_data;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ aen_data.priv.qos = new_qos_attr;
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_FLOWID, &aen_data);
+}
+
+void
+bfa_cb_rport_scn_online(struct bfa_s *bfa)
+{
+ struct bfa_fcs_s *fcs = &((struct bfad_s *)bfa->bfad)->bfa_fcs;
+ struct bfa_fcs_lport_s *port = bfa_fcs_get_base_port(fcs);
+ struct bfa_fcs_rport_s *rp;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rp = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rp, RPSM_EVENT_SCN_ONLINE);
+ rp->scn_online = BFA_TRUE;
+ }
+
+ if (bfa_fcs_lport_is_online(port))
+ bfa_fcs_lport_lip_scn_online(port);
+}
+
+void
+bfa_cb_rport_scn_no_dev(void *rport)
+{
+ struct bfa_fcs_rport_s *rp = rport;
+
+ bfa_sm_send_event(rp, RPSM_EVENT_SCN_OFFLINE);
+ rp->scn_online = BFA_FALSE;
+}
+
+void
+bfa_cb_rport_scn_offline(struct bfa_s *bfa)
+{
+ struct bfa_fcs_s *fcs = &((struct bfad_s *)bfa->bfad)->bfa_fcs;
+ struct bfa_fcs_lport_s *port = bfa_fcs_get_base_port(fcs);
+ struct bfa_fcs_rport_s *rp;
+ struct list_head *qe;
+
+ list_for_each(qe, &port->rport_q) {
+ rp = (struct bfa_fcs_rport_s *) qe;
+ bfa_sm_send_event(rp, RPSM_EVENT_SCN_OFFLINE);
+ rp->scn_online = BFA_FALSE;
+ }
+}
+
+/*
+ * brief
+ * This routine is a static BFA callback when there is a QoS priority
+ * change notification
+ *
+ * param[in] rport -
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+void
+bfa_cb_rport_qos_scn_prio(void *cbarg,
+ struct bfa_rport_qos_attr_s old_qos_attr,
+ struct bfa_rport_qos_attr_s new_qos_attr)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg;
+ struct bfa_rport_aen_data_s aen_data;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ aen_data.priv.qos = new_qos_attr;
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_PRIO, &aen_data);
+}
+
+/*
+ * Called to process any unsolicted frames from this remote port
+ */
+void
+bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *fchs, u16 len)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fc_els_cmd_s *els_cmd;
+
+ bfa_trc(rport->fcs, fchs->s_id);
+ bfa_trc(rport->fcs, fchs->d_id);
+ bfa_trc(rport->fcs, fchs->type);
+
+ if (fchs->type != FC_TYPE_ELS)
+ return;
+
+ els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ bfa_trc(rport->fcs, els_cmd->els_code);
+
+ switch (els_cmd->els_code) {
+ case FC_ELS_LOGO:
+ bfa_stats(port, plogi_rcvd);
+ bfa_fcs_rport_process_logo(rport, fchs);
+ break;
+
+ case FC_ELS_ADISC:
+ bfa_stats(port, adisc_rcvd);
+ bfa_fcs_rport_process_adisc(rport, fchs, len);
+ break;
+
+ case FC_ELS_PRLO:
+ bfa_stats(port, prlo_rcvd);
+ if (bfa_fcs_lport_is_initiator(port))
+ bfa_fcs_fcpim_uf_recv(rport->itnim, fchs, len);
+ break;
+
+ case FC_ELS_PRLI:
+ bfa_stats(port, prli_rcvd);
+ bfa_fcs_rport_process_prli(rport, fchs, len);
+ break;
+
+ case FC_ELS_RPSC:
+ bfa_stats(port, rpsc_rcvd);
+ bfa_fcs_rport_process_rpsc(rport, fchs, len);
+ break;
+
+ default:
+ bfa_stats(port, un_handled_els_rcvd);
+ bfa_fcs_rport_send_ls_rjt(rport, fchs,
+ FC_LS_RJT_RSN_CMD_NOT_SUPP,
+ FC_LS_RJT_EXP_NO_ADDL_INFO);
+ break;
+ }
+}
+
+/* send best case acc to prlo */
+static void
+bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+ len = fc_prlo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rport->pid, bfa_fcs_lport_get_fcid(port),
+ rport->reply_oxid, 0);
+
+ bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id,
+ port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs,
+ NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Send a LS reject
+ */
+static void
+bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs,
+ u8 reason_code, u8 reason_code_expl)
+{
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+
+ bfa_trc(rport->fcs, rx_fchs->s_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(rport->fcs, BFA_FALSE);
+ if (!fcxp)
+ return;
+
+ len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
+ rx_fchs->ox_id, reason_code, reason_code_expl);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Return state of rport.
+ */
+int
+bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport)
+{
+ return bfa_sm_to_state(rport_sm_table, rport->sm);
+}
+
+
+/*
+ * brief
+ * Called by the Driver to set rport delete/ageout timeout
+ *
+ * param[in] rport timeout value in seconds.
+ *
+ * return None
+ */
+void
+bfa_fcs_rport_set_del_timeout(u8 rport_tmo)
+{
+ /* convert to Millisecs */
+ if (rport_tmo > 0)
+ bfa_fcs_rport_del_timeout = rport_tmo * 1000;
+}
+void
+bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, __be16 ox_id)
+{
+ bfa_trc(rport->fcs, rport->pid);
+
+ rport->prlo = BFA_TRUE;
+ rport->reply_oxid = ox_id;
+ bfa_sm_send_event(rport, RPSM_EVENT_PRLO_RCVD);
+}
+
+/*
+ * Called by BFAD to set the max limit on number of bfa_fcs_rport allocation
+ * which limits number of concurrent logins to remote ports
+ */
+void
+bfa_fcs_rport_set_max_logins(u32 max_logins)
+{
+ if (max_logins > 0)
+ bfa_fcs_rport_max_logins = max_logins;
+}
+
+void
+bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport,
+ struct bfa_rport_attr_s *rport_attr)
+{
+ struct bfa_rport_qos_attr_s qos_attr;
+ struct bfa_fcs_lport_s *port = rport->port;
+ bfa_port_speed_t rport_speed = rport->rpf.rpsc_speed;
+ struct bfa_port_attr_s port_attr;
+
+ bfa_fcport_get_attr(rport->fcs->bfa, &port_attr);
+
+ memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s));
+ memset(&qos_attr, 0, sizeof(struct bfa_rport_qos_attr_s));
+
+ rport_attr->pid = rport->pid;
+ rport_attr->pwwn = rport->pwwn;
+ rport_attr->nwwn = rport->nwwn;
+ rport_attr->cos_supported = rport->fc_cos;
+ rport_attr->df_sz = rport->maxfrsize;
+ rport_attr->state = bfa_fcs_rport_get_state(rport);
+ rport_attr->fc_cos = rport->fc_cos;
+ rport_attr->cisc = rport->cisc;
+ rport_attr->scsi_function = rport->scsi_function;
+ rport_attr->curr_speed = rport->rpf.rpsc_speed;
+ rport_attr->assigned_speed = rport->rpf.assigned_speed;
+
+ if (rport->bfa_rport) {
+ qos_attr.qos_priority = rport->bfa_rport->qos_attr.qos_priority;
+ qos_attr.qos_flow_id =
+ cpu_to_be32(rport->bfa_rport->qos_attr.qos_flow_id);
+ }
+ rport_attr->qos_attr = qos_attr;
+
+ rport_attr->trl_enforced = BFA_FALSE;
+ if (bfa_fcport_is_ratelim(port->fcs->bfa) &&
+ (rport->scsi_function == BFA_RPORT_TARGET)) {
+ if (rport_speed == BFA_PORT_SPEED_UNKNOWN)
+ rport_speed =
+ bfa_fcport_get_ratelim_speed(rport->fcs->bfa);
+
+ if ((bfa_fcs_lport_get_rport_max_speed(port) !=
+ BFA_PORT_SPEED_UNKNOWN) && (rport_speed < port_attr.speed))
+ rport_attr->trl_enforced = BFA_TRUE;
+ }
+}
+
+/*
+ * Remote port implementation.
+ */
+
+/*
+ * fcs_rport_api FCS rport API.
+ */
+
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ rport = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn);
+ if (rport == NULL) {
+ /*
+ * TBD Error handling
+ */
+ }
+
+ return rport;
+}
+
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t rnwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ rport = bfa_fcs_lport_get_rport_by_nwwn(port, rnwwn);
+ if (rport == NULL) {
+ /*
+ * TBD Error handling
+ */
+ }
+
+ return rport;
+}
+
+/*
+ * Remote port features (RPF) implementation.
+ */
+
+#define BFA_FCS_RPF_RETRIES (3)
+#define BFA_FCS_RPF_RETRY_TIMEOUT (1000) /* 1 sec (In millisecs) */
+
+static void bfa_fcs_rpf_send_rpsc2(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rpf_rpsc2_response(void *fcsarg,
+ struct bfa_fcxp_s *fcxp,
+ void *cbarg,
+ bfa_status_t req_status,
+ u32 rsp_len,
+ u32 resid_len,
+ struct fchs_s *rsp_fchs);
+
+static void bfa_fcs_rpf_timeout(void *arg);
+
+/*
+ * fcs_rport_ftrs_sm FCS rport state machine events
+ */
+
+enum rpf_event {
+ RPFSM_EVENT_RPORT_OFFLINE = 1, /* Rport offline */
+ RPFSM_EVENT_RPORT_ONLINE = 2, /* Rport online */
+ RPFSM_EVENT_FCXP_SENT = 3, /* Frame from has been sent */
+ RPFSM_EVENT_TIMEOUT = 4, /* Rport SM timeout event */
+ RPFSM_EVENT_RPSC_COMP = 5,
+ RPFSM_EVENT_RPSC_FAIL = 6,
+ RPFSM_EVENT_RPSC_ERROR = 7,
+};
+
+static void bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf,
+ enum rpf_event event);
+static void bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf,
+ enum rpf_event event);
+static void bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf,
+ enum rpf_event event);
+static void bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf,
+ enum rpf_event event);
+static void bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf,
+ enum rpf_event event);
+static void bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf,
+ enum rpf_event event);
+
+static void
+bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+ struct bfa_fcs_fabric_s *fabric = &rport->fcs->fabric;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPFSM_EVENT_RPORT_ONLINE:
+ /* Send RPSC2 to a Brocade fabric only. */
+ if ((!BFA_FCS_PID_IS_WKA(rport->pid)) &&
+ ((rport->port->fabric->lps->brcd_switch) ||
+ (bfa_fcs_fabric_get_switch_oui(fabric) ==
+ BFA_FCS_BRCD_SWITCH_OUI))) {
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
+ rpf->rpsc_retries = 0;
+ bfa_fcs_rpf_send_rpsc2(rpf, NULL);
+ }
+ break;
+
+ case RPFSM_EVENT_RPORT_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPFSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc);
+ break;
+
+ case RPFSM_EVENT_RPORT_OFFLINE:
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rpf->fcxp_wqe);
+ rpf->rpsc_retries = 0;
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPFSM_EVENT_RPSC_COMP:
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online);
+ /* Update speed info in f/w via BFA */
+ if (rpf->rpsc_speed != BFA_PORT_SPEED_UNKNOWN)
+ bfa_rport_speed(rport->bfa_rport, rpf->rpsc_speed);
+ else if (rpf->assigned_speed != BFA_PORT_SPEED_UNKNOWN)
+ bfa_rport_speed(rport->bfa_rport, rpf->assigned_speed);
+ break;
+
+ case RPFSM_EVENT_RPSC_FAIL:
+ /* RPSC not supported by rport */
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online);
+ break;
+
+ case RPFSM_EVENT_RPSC_ERROR:
+ /* need to retry...delayed a bit. */
+ if (rpf->rpsc_retries++ < BFA_FCS_RPF_RETRIES) {
+ bfa_timer_start(rport->fcs->bfa, &rpf->timer,
+ bfa_fcs_rpf_timeout, rpf,
+ BFA_FCS_RPF_RETRY_TIMEOUT);
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_retry);
+ } else {
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online);
+ }
+ break;
+
+ case RPFSM_EVENT_RPORT_OFFLINE:
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+ bfa_fcxp_discard(rpf->fcxp);
+ rpf->rpsc_retries = 0;
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPFSM_EVENT_TIMEOUT:
+ /* re-send the RPSC */
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
+ bfa_fcs_rpf_send_rpsc2(rpf, NULL);
+ break;
+
+ case RPFSM_EVENT_RPORT_OFFLINE:
+ bfa_timer_stop(&rpf->timer);
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+ rpf->rpsc_retries = 0;
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPFSM_EVENT_RPORT_OFFLINE:
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+ rpf->rpsc_retries = 0;
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+
+static void
+bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPFSM_EVENT_RPORT_ONLINE:
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
+ bfa_fcs_rpf_send_rpsc2(rpf, NULL);
+ break;
+
+ case RPFSM_EVENT_RPORT_OFFLINE:
+ break;
+
+ default:
+ bfa_sm_fault(rport->fcs, event);
+ }
+}
+/*
+ * Called when Rport is created.
+ */
+void
+bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_rpf_s *rpf = &rport->rpf;
+
+ bfa_trc(rport->fcs, rport->pid);
+ rpf->rport = rport;
+
+ bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_uninit);
+}
+
+/*
+ * Called when Rport becomes online
+ */
+void
+bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport)
+{
+ bfa_trc(rport->fcs, rport->pid);
+
+ if (__fcs_min_cfg(rport->port->fcs))
+ return;
+
+ if (bfa_fcs_fabric_is_switched(rport->port->fabric))
+ bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_ONLINE);
+}
+
+/*
+ * Called when Rport becomes offline
+ */
+void
+bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport)
+{
+ bfa_trc(rport->fcs, rport->pid);
+
+ if (__fcs_min_cfg(rport->port->fcs))
+ return;
+
+ rport->rpf.rpsc_speed = 0;
+ bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE);
+}
+
+static void
+bfa_fcs_rpf_timeout(void *arg)
+{
+ struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) arg;
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_sm_send_event(rpf, RPFSM_EVENT_TIMEOUT);
+}
+
+static void
+bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *)rpf_cbarg;
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+ struct bfa_fcs_lport_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced :
+ bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
+ if (!fcxp) {
+ bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rpf->fcxp_wqe,
+ bfa_fcs_rpf_send_rpsc2, rpf, BFA_TRUE);
+ return;
+ }
+ rpf->fcxp = fcxp;
+
+ len = fc_rpsc2_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_lport_get_fcid(port), &rport->pid, 1);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response,
+ rpf, FC_MAX_PDUSZ, FC_ELS_TOV);
+ rport->stats.rpsc_sent++;
+ bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT);
+
+}
+
+static void
+bfa_fcs_rpf_rpsc2_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) cbarg;
+ struct bfa_fcs_rport_s *rport = rpf->rport;
+ struct fc_ls_rjt_s *ls_rjt;
+ struct fc_rpsc2_acc_s *rpsc2_acc;
+ u16 num_ents;
+
+ bfa_trc(rport->fcs, req_status);
+
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(rport->fcs, req_status);
+ if (req_status == BFA_STATUS_ETIMER)
+ rport->stats.rpsc_failed++;
+ bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR);
+ return;
+ }
+
+ rpsc2_acc = (struct fc_rpsc2_acc_s *) BFA_FCXP_RSP_PLD(fcxp);
+ if (rpsc2_acc->els_cmd == FC_ELS_ACC) {
+ rport->stats.rpsc_accs++;
+ num_ents = be16_to_cpu(rpsc2_acc->num_pids);
+ bfa_trc(rport->fcs, num_ents);
+ if (num_ents > 0) {
+ WARN_ON(be32_to_cpu(rpsc2_acc->port_info[0].pid) !=
+ bfa_ntoh3b(rport->pid));
+ bfa_trc(rport->fcs,
+ be32_to_cpu(rpsc2_acc->port_info[0].pid));
+ bfa_trc(rport->fcs,
+ be16_to_cpu(rpsc2_acc->port_info[0].speed));
+ bfa_trc(rport->fcs,
+ be16_to_cpu(rpsc2_acc->port_info[0].index));
+ bfa_trc(rport->fcs,
+ rpsc2_acc->port_info[0].type);
+
+ if (rpsc2_acc->port_info[0].speed == 0) {
+ bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR);
+ return;
+ }
+
+ rpf->rpsc_speed = fc_rpsc_operspeed_to_bfa_speed(
+ be16_to_cpu(rpsc2_acc->port_info[0].speed));
+
+ bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_COMP);
+ }
+ } else {
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+ bfa_trc(rport->fcs, ls_rjt->reason_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+ rport->stats.rpsc_rejects++;
+ if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP)
+ bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_FAIL);
+ else
+ bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR);
+ }
+}
diff --git a/drivers/scsi/bfa/bfa_hw_cb.c b/drivers/scsi/bfa/bfa_hw_cb.c
new file mode 100644
index 0000000..c4a0c0e
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_hw_cb.c
@@ -0,0 +1,192 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_modules.h"
+#include "bfi_reg.h"
+
+void
+bfa_hwcb_reginit(struct bfa_s *bfa)
+{
+ struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs;
+ void __iomem *kva = bfa_ioc_bar0(&bfa->ioc);
+ int fn = bfa_ioc_pcifn(&bfa->ioc);
+
+ if (fn == 0) {
+ bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
+ bfa_regs->intr_mask = (kva + HOSTFN0_INT_MSK);
+ } else {
+ bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
+ bfa_regs->intr_mask = (kva + HOSTFN1_INT_MSK);
+ }
+}
+
+static void
+bfa_hwcb_reqq_ack_msix(struct bfa_s *bfa, int reqq)
+{
+ writel(__HFN_INT_CPE_Q0 << CPE_Q_NUM(bfa_ioc_pcifn(&bfa->ioc), reqq),
+ bfa->iocfc.bfa_regs.intr_status);
+}
+
+/*
+ * Actions to respond RME Interrupt for Crossbow ASIC:
+ * - Write 1 to Interrupt Status register
+ * INTX - done in bfa_intx()
+ * MSIX - done in bfa_hwcb_rspq_ack_msix()
+ * - Update CI (only if new CI)
+ */
+static void
+bfa_hwcb_rspq_ack_msix(struct bfa_s *bfa, int rspq, u32 ci)
+{
+ writel(__HFN_INT_RME_Q0 << RME_Q_NUM(bfa_ioc_pcifn(&bfa->ioc), rspq),
+ bfa->iocfc.bfa_regs.intr_status);
+
+ if (bfa_rspq_ci(bfa, rspq) == ci)
+ return;
+
+ bfa_rspq_ci(bfa, rspq) = ci;
+ writel(ci, bfa->iocfc.bfa_regs.rme_q_ci[rspq]);
+ mmiowb();
+}
+
+void
+bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci)
+{
+ if (bfa_rspq_ci(bfa, rspq) == ci)
+ return;
+
+ bfa_rspq_ci(bfa, rspq) = ci;
+ writel(ci, bfa->iocfc.bfa_regs.rme_q_ci[rspq]);
+ mmiowb();
+}
+
+void
+bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+ u32 *num_vecs, u32 *max_vec_bit)
+{
+#define __HFN_NUMINTS 13
+ if (bfa_ioc_pcifn(&bfa->ioc) == 0) {
+ *msix_vecs_bmap = (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
+ __HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
+ __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
+ __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
+ __HFN_INT_MBOX_LPU0);
+ *max_vec_bit = __HFN_INT_MBOX_LPU0;
+ } else {
+ *msix_vecs_bmap = (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
+ __HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
+ __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
+ __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
+ __HFN_INT_MBOX_LPU1);
+ *max_vec_bit = __HFN_INT_MBOX_LPU1;
+ }
+
+ *msix_vecs_bmap |= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
+ __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
+ *num_vecs = __HFN_NUMINTS;
+}
+
+/*
+ * Dummy interrupt handler for handling spurious interrupts.
+ */
+static void
+bfa_hwcb_msix_dummy(struct bfa_s *bfa, int vec)
+{
+}
+
+/*
+ * No special setup required for crossbow -- vector assignments are implicit.
+ */
+void
+bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs)
+{
+ WARN_ON((nvecs != 1) && (nvecs != __HFN_NUMINTS));
+
+ bfa->msix.nvecs = nvecs;
+ bfa_hwcb_msix_uninstall(bfa);
+}
+
+void
+bfa_hwcb_msix_ctrl_install(struct bfa_s *bfa)
+{
+ int i;
+
+ if (bfa->msix.nvecs == 0)
+ return;
+
+ if (bfa->msix.nvecs == 1) {
+ for (i = BFI_MSIX_CPE_QMIN_CB; i < BFI_MSIX_CB_MAX; i++)
+ bfa->msix.handler[i] = bfa_msix_all;
+ return;
+ }
+
+ for (i = BFI_MSIX_RME_QMAX_CB+1; i < BFI_MSIX_CB_MAX; i++)
+ bfa->msix.handler[i] = bfa_msix_lpu_err;
+}
+
+void
+bfa_hwcb_msix_queue_install(struct bfa_s *bfa)
+{
+ int i;
+
+ if (bfa->msix.nvecs == 0)
+ return;
+
+ if (bfa->msix.nvecs == 1) {
+ for (i = BFI_MSIX_CPE_QMIN_CB; i <= BFI_MSIX_RME_QMAX_CB; i++)
+ bfa->msix.handler[i] = bfa_msix_all;
+ return;
+ }
+
+ for (i = BFI_MSIX_CPE_QMIN_CB; i <= BFI_MSIX_CPE_QMAX_CB; i++)
+ bfa->msix.handler[i] = bfa_msix_reqq;
+
+ for (i = BFI_MSIX_RME_QMIN_CB; i <= BFI_MSIX_RME_QMAX_CB; i++)
+ bfa->msix.handler[i] = bfa_msix_rspq;
+}
+
+void
+bfa_hwcb_msix_uninstall(struct bfa_s *bfa)
+{
+ int i;
+
+ for (i = 0; i < BFI_MSIX_CB_MAX; i++)
+ bfa->msix.handler[i] = bfa_hwcb_msix_dummy;
+}
+
+/*
+ * No special enable/disable -- vector assignments are implicit.
+ */
+void
+bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
+{
+ if (msix) {
+ bfa->iocfc.hwif.hw_reqq_ack = bfa_hwcb_reqq_ack_msix;
+ bfa->iocfc.hwif.hw_rspq_ack = bfa_hwcb_rspq_ack_msix;
+ } else {
+ bfa->iocfc.hwif.hw_reqq_ack = NULL;
+ bfa->iocfc.hwif.hw_rspq_ack = bfa_hwcb_rspq_ack;
+ }
+}
+
+void
+bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end)
+{
+ *start = BFI_MSIX_RME_QMIN_CB;
+ *end = BFI_MSIX_RME_QMAX_CB;
+}
diff --git a/drivers/scsi/bfa/bfa_hw_ct.c b/drivers/scsi/bfa/bfa_hw_ct.c
new file mode 100644
index 0000000..b0ff378
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_hw_ct.c
@@ -0,0 +1,179 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_modules.h"
+#include "bfi_reg.h"
+
+BFA_TRC_FILE(HAL, IOCFC_CT);
+
+/*
+ * Dummy interrupt handler for handling spurious interrupt during chip-reinit.
+ */
+static void
+bfa_hwct_msix_dummy(struct bfa_s *bfa, int vec)
+{
+}
+
+void
+bfa_hwct_reginit(struct bfa_s *bfa)
+{
+ struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs;
+ void __iomem *kva = bfa_ioc_bar0(&bfa->ioc);
+ int fn = bfa_ioc_pcifn(&bfa->ioc);
+
+ if (fn == 0) {
+ bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
+ bfa_regs->intr_mask = (kva + HOSTFN0_INT_MSK);
+ } else {
+ bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
+ bfa_regs->intr_mask = (kva + HOSTFN1_INT_MSK);
+ }
+}
+
+void
+bfa_hwct2_reginit(struct bfa_s *bfa)
+{
+ struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs;
+ void __iomem *kva = bfa_ioc_bar0(&bfa->ioc);
+
+ bfa_regs->intr_status = (kva + CT2_HOSTFN_INT_STATUS);
+ bfa_regs->intr_mask = (kva + CT2_HOSTFN_INTR_MASK);
+}
+
+void
+bfa_hwct_reqq_ack(struct bfa_s *bfa, int reqq)
+{
+ u32 r32;
+
+ r32 = readl(bfa->iocfc.bfa_regs.cpe_q_ctrl[reqq]);
+ writel(r32, bfa->iocfc.bfa_regs.cpe_q_ctrl[reqq]);
+}
+
+/*
+ * Actions to respond RME Interrupt for Catapult ASIC:
+ * - Write 1 to Interrupt Status register (INTx only - done in bfa_intx())
+ * - Acknowledge by writing to RME Queue Control register
+ * - Update CI
+ */
+void
+bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci)
+{
+ u32 r32;
+
+ r32 = readl(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq]);
+ writel(r32, bfa->iocfc.bfa_regs.rme_q_ctrl[rspq]);
+
+ bfa_rspq_ci(bfa, rspq) = ci;
+ writel(ci, bfa->iocfc.bfa_regs.rme_q_ci[rspq]);
+ mmiowb();
+}
+
+/*
+ * Actions to respond RME Interrupt for Catapult2 ASIC:
+ * - Write 1 to Interrupt Status register (INTx only - done in bfa_intx())
+ * - Update CI
+ */
+void
+bfa_hwct2_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci)
+{
+ bfa_rspq_ci(bfa, rspq) = ci;
+ writel(ci, bfa->iocfc.bfa_regs.rme_q_ci[rspq]);
+ mmiowb();
+}
+
+void
+bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+ u32 *num_vecs, u32 *max_vec_bit)
+{
+ *msix_vecs_bmap = (1 << BFI_MSIX_CT_MAX) - 1;
+ *max_vec_bit = (1 << (BFI_MSIX_CT_MAX - 1));
+ *num_vecs = BFI_MSIX_CT_MAX;
+}
+
+/*
+ * Setup MSI-X vector for catapult
+ */
+void
+bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs)
+{
+ WARN_ON((nvecs != 1) && (nvecs != BFI_MSIX_CT_MAX));
+ bfa_trc(bfa, nvecs);
+
+ bfa->msix.nvecs = nvecs;
+ bfa_hwct_msix_uninstall(bfa);
+}
+
+void
+bfa_hwct_msix_ctrl_install(struct bfa_s *bfa)
+{
+ if (bfa->msix.nvecs == 0)
+ return;
+
+ if (bfa->msix.nvecs == 1)
+ bfa->msix.handler[BFI_MSIX_LPU_ERR_CT] = bfa_msix_all;
+ else
+ bfa->msix.handler[BFI_MSIX_LPU_ERR_CT] = bfa_msix_lpu_err;
+}
+
+void
+bfa_hwct_msix_queue_install(struct bfa_s *bfa)
+{
+ int i;
+
+ if (bfa->msix.nvecs == 0)
+ return;
+
+ if (bfa->msix.nvecs == 1) {
+ for (i = BFI_MSIX_CPE_QMIN_CT; i < BFI_MSIX_CT_MAX; i++)
+ bfa->msix.handler[i] = bfa_msix_all;
+ return;
+ }
+
+ for (i = BFI_MSIX_CPE_QMIN_CT; i <= BFI_MSIX_CPE_QMAX_CT; i++)
+ bfa->msix.handler[i] = bfa_msix_reqq;
+
+ for (i = BFI_MSIX_RME_QMIN_CT; i <= BFI_MSIX_RME_QMAX_CT; i++)
+ bfa->msix.handler[i] = bfa_msix_rspq;
+}
+
+void
+bfa_hwct_msix_uninstall(struct bfa_s *bfa)
+{
+ int i;
+
+ for (i = 0; i < BFI_MSIX_CT_MAX; i++)
+ bfa->msix.handler[i] = bfa_hwct_msix_dummy;
+}
+
+/*
+ * Enable MSI-X vectors
+ */
+void
+bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
+{
+ bfa_trc(bfa, 0);
+ bfa_ioc_isr_mode_set(&bfa->ioc, msix);
+}
+
+void
+bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end)
+{
+ *start = BFI_MSIX_RME_QMIN_CT;
+ *end = BFI_MSIX_RME_QMAX_CT;
+}
diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c
new file mode 100644
index 0000000..16d3aeb
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioc.c
@@ -0,0 +1,7048 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_ioc.h"
+#include "bfi_reg.h"
+#include "bfa_defs.h"
+#include "bfa_defs_svc.h"
+#include "bfi.h"
+
+BFA_TRC_FILE(CNA, IOC);
+
+/*
+ * IOC local definitions
+ */
+#define BFA_IOC_TOV 3000 /* msecs */
+#define BFA_IOC_HWSEM_TOV 500 /* msecs */
+#define BFA_IOC_HB_TOV 500 /* msecs */
+#define BFA_IOC_TOV_RECOVER BFA_IOC_HB_TOV
+#define BFA_IOC_POLL_TOV BFA_TIMER_FREQ
+
+#define bfa_ioc_timer_start(__ioc) \
+ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \
+ bfa_ioc_timeout, (__ioc), BFA_IOC_TOV)
+#define bfa_ioc_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer)
+
+#define bfa_hb_timer_start(__ioc) \
+ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->hb_timer, \
+ bfa_ioc_hb_check, (__ioc), BFA_IOC_HB_TOV)
+#define bfa_hb_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->hb_timer)
+
+#define BFA_DBG_FWTRC_OFF(_fn) (BFI_IOC_TRC_OFF + BFA_DBG_FWTRC_LEN * (_fn))
+
+#define bfa_ioc_state_disabled(__sm) \
+ (((__sm) == BFI_IOC_UNINIT) || \
+ ((__sm) == BFI_IOC_INITING) || \
+ ((__sm) == BFI_IOC_HWINIT) || \
+ ((__sm) == BFI_IOC_DISABLED) || \
+ ((__sm) == BFI_IOC_FAIL) || \
+ ((__sm) == BFI_IOC_CFG_DISABLED))
+
+/*
+ * Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details.
+ */
+
+#define bfa_ioc_firmware_lock(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc))
+#define bfa_ioc_firmware_unlock(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_firmware_unlock(__ioc))
+#define bfa_ioc_reg_init(__ioc) ((__ioc)->ioc_hwif->ioc_reg_init(__ioc))
+#define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc))
+#define bfa_ioc_notify_fail(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_notify_fail(__ioc))
+#define bfa_ioc_sync_start(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_sync_start(__ioc))
+#define bfa_ioc_sync_join(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_sync_join(__ioc))
+#define bfa_ioc_sync_leave(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_sync_leave(__ioc))
+#define bfa_ioc_sync_ack(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_sync_ack(__ioc))
+#define bfa_ioc_sync_complete(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_sync_complete(__ioc))
+#define bfa_ioc_set_cur_ioc_fwstate(__ioc, __fwstate) \
+ ((__ioc)->ioc_hwif->ioc_set_fwstate(__ioc, __fwstate))
+#define bfa_ioc_get_cur_ioc_fwstate(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_get_fwstate(__ioc))
+#define bfa_ioc_set_alt_ioc_fwstate(__ioc, __fwstate) \
+ ((__ioc)->ioc_hwif->ioc_set_alt_fwstate(__ioc, __fwstate))
+#define bfa_ioc_get_alt_ioc_fwstate(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_get_alt_fwstate(__ioc))
+
+#define bfa_ioc_mbox_cmd_pending(__ioc) \
+ (!list_empty(&((__ioc)->mbox_mod.cmd_q)) || \
+ readl((__ioc)->ioc_regs.hfn_mbox_cmd))
+
+bfa_boolean_t bfa_auto_recover = BFA_TRUE;
+
+/*
+ * forward declarations
+ */
+static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc);
+static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force);
+static void bfa_ioc_timeout(void *ioc);
+static void bfa_ioc_poll_fwinit(struct bfa_ioc_s *ioc);
+static void bfa_ioc_send_enable(struct bfa_ioc_s *ioc);
+static void bfa_ioc_send_disable(struct bfa_ioc_s *ioc);
+static void bfa_ioc_send_getattr(struct bfa_ioc_s *ioc);
+static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc);
+static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc);
+static void bfa_ioc_mbox_flush(struct bfa_ioc_s *ioc);
+static void bfa_ioc_recover(struct bfa_ioc_s *ioc);
+static void bfa_ioc_event_notify(struct bfa_ioc_s *ioc ,
+ enum bfa_ioc_event_e event);
+static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc);
+static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc);
+static void bfa_ioc_fail_notify(struct bfa_ioc_s *ioc);
+static void bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc);
+static enum bfi_ioc_img_ver_cmp_e bfa_ioc_fw_ver_patch_cmp(
+ struct bfi_ioc_image_hdr_s *base_fwhdr,
+ struct bfi_ioc_image_hdr_s *fwhdr_to_cmp);
+static enum bfi_ioc_img_ver_cmp_e bfa_ioc_flash_fwver_cmp(
+ struct bfa_ioc_s *ioc,
+ struct bfi_ioc_image_hdr_s *base_fwhdr);
+
+/*
+ * IOC state machine definitions/declarations
+ */
+enum ioc_event {
+ IOC_E_RESET = 1, /* IOC reset request */
+ IOC_E_ENABLE = 2, /* IOC enable request */
+ IOC_E_DISABLE = 3, /* IOC disable request */
+ IOC_E_DETACH = 4, /* driver detach cleanup */
+ IOC_E_ENABLED = 5, /* f/w enabled */
+ IOC_E_FWRSP_GETATTR = 6, /* IOC get attribute response */
+ IOC_E_DISABLED = 7, /* f/w disabled */
+ IOC_E_PFFAILED = 8, /* failure notice by iocpf sm */
+ IOC_E_HBFAIL = 9, /* heartbeat failure */
+ IOC_E_HWERROR = 10, /* hardware error interrupt */
+ IOC_E_TIMEOUT = 11, /* timeout */
+ IOC_E_HWFAILED = 12, /* PCI mapping failure notice */
+};
+
+bfa_fsm_state_decl(bfa_ioc, uninit, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, reset, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, enabling, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, getattr, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, op, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, fail_retry, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, fail, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hwfail, struct bfa_ioc_s, enum ioc_event);
+
+static struct bfa_sm_table_s ioc_sm_table[] = {
+ {BFA_SM(bfa_ioc_sm_uninit), BFA_IOC_UNINIT},
+ {BFA_SM(bfa_ioc_sm_reset), BFA_IOC_RESET},
+ {BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_ENABLING},
+ {BFA_SM(bfa_ioc_sm_getattr), BFA_IOC_GETATTR},
+ {BFA_SM(bfa_ioc_sm_op), BFA_IOC_OPERATIONAL},
+ {BFA_SM(bfa_ioc_sm_fail_retry), BFA_IOC_INITFAIL},
+ {BFA_SM(bfa_ioc_sm_fail), BFA_IOC_FAIL},
+ {BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING},
+ {BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED},
+ {BFA_SM(bfa_ioc_sm_hwfail), BFA_IOC_HWFAIL},
+};
+
+/*
+ * IOCPF state machine definitions/declarations
+ */
+
+#define bfa_iocpf_timer_start(__ioc) \
+ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \
+ bfa_iocpf_timeout, (__ioc), BFA_IOC_TOV)
+#define bfa_iocpf_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer)
+
+#define bfa_iocpf_poll_timer_start(__ioc) \
+ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \
+ bfa_iocpf_poll_timeout, (__ioc), BFA_IOC_POLL_TOV)
+
+#define bfa_sem_timer_start(__ioc) \
+ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->sem_timer, \
+ bfa_iocpf_sem_timeout, (__ioc), BFA_IOC_HWSEM_TOV)
+#define bfa_sem_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->sem_timer)
+
+/*
+ * Forward declareations for iocpf state machine
+ */
+static void bfa_iocpf_timeout(void *ioc_arg);
+static void bfa_iocpf_sem_timeout(void *ioc_arg);
+static void bfa_iocpf_poll_timeout(void *ioc_arg);
+
+/*
+ * IOCPF state machine events
+ */
+enum iocpf_event {
+ IOCPF_E_ENABLE = 1, /* IOCPF enable request */
+ IOCPF_E_DISABLE = 2, /* IOCPF disable request */
+ IOCPF_E_STOP = 3, /* stop on driver detach */
+ IOCPF_E_FWREADY = 4, /* f/w initialization done */
+ IOCPF_E_FWRSP_ENABLE = 5, /* enable f/w response */
+ IOCPF_E_FWRSP_DISABLE = 6, /* disable f/w response */
+ IOCPF_E_FAIL = 7, /* failure notice by ioc sm */
+ IOCPF_E_INITFAIL = 8, /* init fail notice by ioc sm */
+ IOCPF_E_GETATTRFAIL = 9, /* init fail notice by ioc sm */
+ IOCPF_E_SEMLOCKED = 10, /* h/w semaphore is locked */
+ IOCPF_E_TIMEOUT = 11, /* f/w response timeout */
+ IOCPF_E_SEM_ERROR = 12, /* h/w sem mapping error */
+};
+
+/*
+ * IOCPF states
+ */
+enum bfa_iocpf_state {
+ BFA_IOCPF_RESET = 1, /* IOC is in reset state */
+ BFA_IOCPF_SEMWAIT = 2, /* Waiting for IOC h/w semaphore */
+ BFA_IOCPF_HWINIT = 3, /* IOC h/w is being initialized */
+ BFA_IOCPF_READY = 4, /* IOCPF is initialized */
+ BFA_IOCPF_INITFAIL = 5, /* IOCPF failed */
+ BFA_IOCPF_FAIL = 6, /* IOCPF failed */
+ BFA_IOCPF_DISABLING = 7, /* IOCPF is being disabled */
+ BFA_IOCPF_DISABLED = 8, /* IOCPF is disabled */
+ BFA_IOCPF_FWMISMATCH = 9, /* IOC f/w different from drivers */
+};
+
+bfa_fsm_state_decl(bfa_iocpf, reset, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, fwcheck, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, mismatch, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, semwait, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, hwinit, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, enabling, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, ready, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, initfail_sync, struct bfa_iocpf_s,
+ enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, initfail, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, fail_sync, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, fail, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, disabling, struct bfa_iocpf_s, enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, disabling_sync, struct bfa_iocpf_s,
+ enum iocpf_event);
+bfa_fsm_state_decl(bfa_iocpf, disabled, struct bfa_iocpf_s, enum iocpf_event);
+
+static struct bfa_sm_table_s iocpf_sm_table[] = {
+ {BFA_SM(bfa_iocpf_sm_reset), BFA_IOCPF_RESET},
+ {BFA_SM(bfa_iocpf_sm_fwcheck), BFA_IOCPF_FWMISMATCH},
+ {BFA_SM(bfa_iocpf_sm_mismatch), BFA_IOCPF_FWMISMATCH},
+ {BFA_SM(bfa_iocpf_sm_semwait), BFA_IOCPF_SEMWAIT},
+ {BFA_SM(bfa_iocpf_sm_hwinit), BFA_IOCPF_HWINIT},
+ {BFA_SM(bfa_iocpf_sm_enabling), BFA_IOCPF_HWINIT},
+ {BFA_SM(bfa_iocpf_sm_ready), BFA_IOCPF_READY},
+ {BFA_SM(bfa_iocpf_sm_initfail_sync), BFA_IOCPF_INITFAIL},
+ {BFA_SM(bfa_iocpf_sm_initfail), BFA_IOCPF_INITFAIL},
+ {BFA_SM(bfa_iocpf_sm_fail_sync), BFA_IOCPF_FAIL},
+ {BFA_SM(bfa_iocpf_sm_fail), BFA_IOCPF_FAIL},
+ {BFA_SM(bfa_iocpf_sm_disabling), BFA_IOCPF_DISABLING},
+ {BFA_SM(bfa_iocpf_sm_disabling_sync), BFA_IOCPF_DISABLING},
+ {BFA_SM(bfa_iocpf_sm_disabled), BFA_IOCPF_DISABLED},
+};
+
+/*
+ * IOC State Machine
+ */
+
+/*
+ * Beginning state. IOC uninit state.
+ */
+
+static void
+bfa_ioc_sm_uninit_entry(struct bfa_ioc_s *ioc)
+{
+}
+
+/*
+ * IOC is in uninit state.
+ */
+static void
+bfa_ioc_sm_uninit(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_RESET:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+/*
+ * Reset entry actions -- initialize state machine
+ */
+static void
+bfa_ioc_sm_reset_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_fsm_set_state(&ioc->iocpf, bfa_iocpf_sm_reset);
+}
+
+/*
+ * IOC is in reset state.
+ */
+static void
+bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_disable_comp(ioc);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+
+static void
+bfa_ioc_sm_enabling_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_ENABLE);
+}
+
+/*
+ * Host IOC function is being enabled, awaiting response from firmware.
+ * Semaphore is acquired.
+ */
+static void
+bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_ENABLED:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr);
+ break;
+
+ case IOC_E_PFFAILED:
+ /* !!! fall through !!! */
+ case IOC_E_HWERROR:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fail);
+ if (event != IOC_E_PFFAILED)
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_INITFAIL);
+ break;
+
+ case IOC_E_HWFAILED:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hwfail);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP);
+ break;
+
+ case IOC_E_ENABLE:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+
+static void
+bfa_ioc_sm_getattr_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_timer_start(ioc);
+ bfa_ioc_send_getattr(ioc);
+}
+
+/*
+ * IOC configuration in progress. Timer is active.
+ */
+static void
+bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_FWRSP_GETATTR:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
+ break;
+
+ case IOC_E_PFFAILED:
+ case IOC_E_HWERROR:
+ bfa_ioc_timer_stop(ioc);
+ /* !!! fall through !!! */
+ case IOC_E_TIMEOUT:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fail);
+ if (event != IOC_E_PFFAILED)
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_GETATTRFAIL);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_ENABLE:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc)
+{
+ struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad;
+
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK);
+ bfa_ioc_event_notify(ioc, BFA_IOC_E_ENABLED);
+ bfa_ioc_hb_monitor(ioc);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC enabled\n");
+ bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE);
+}
+
+static void
+bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_hb_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_PFFAILED:
+ case IOC_E_HWERROR:
+ bfa_hb_timer_stop(ioc);
+ /* !!! fall through !!! */
+ case IOC_E_HBFAIL:
+ if (ioc->iocpf.auto_recover)
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fail_retry);
+ else
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fail);
+
+ bfa_ioc_fail_notify(ioc);
+
+ if (event != IOC_E_PFFAILED)
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FAIL);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+
+static void
+bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc)
+{
+ struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad;
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_DISABLE);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC disabled\n");
+ bfa_ioc_aen_post(ioc, BFA_IOC_AEN_DISABLE);
+}
+
+/*
+ * IOC is being disabled
+ */
+static void
+bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_DISABLED:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ case IOC_E_HWERROR:
+ /*
+ * No state change. Will move to disabled state
+ * after iocpf sm completes failure processing and
+ * moves to disabled state.
+ */
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FAIL);
+ break;
+
+ case IOC_E_HWFAILED:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hwfail);
+ bfa_ioc_disable_comp(ioc);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * IOC disable completion entry.
+ */
+static void
+bfa_ioc_sm_disabled_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_disable_comp(ioc);
+}
+
+static void
+bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling);
+ break;
+
+ case IOC_E_DISABLE:
+ ioc->cbfn->disable_cbfn(ioc->bfa);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+
+static void
+bfa_ioc_sm_fail_retry_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_trc(ioc, 0);
+}
+
+/*
+ * Hardware initialization retry.
+ */
+static void
+bfa_ioc_sm_fail_retry(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_ENABLED:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr);
+ break;
+
+ case IOC_E_PFFAILED:
+ case IOC_E_HWERROR:
+ /*
+ * Initialization retry failed.
+ */
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fail);
+ if (event != IOC_E_PFFAILED)
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_INITFAIL);
+ break;
+
+ case IOC_E_HWFAILED:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hwfail);
+ break;
+
+ case IOC_E_ENABLE:
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+
+static void
+bfa_ioc_sm_fail_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_trc(ioc, 0);
+}
+
+/*
+ * IOC failure.
+ */
+static void
+bfa_ioc_sm_fail(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+
+ case IOC_E_ENABLE:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP);
+ break;
+
+ case IOC_E_HWERROR:
+ case IOC_E_HWFAILED:
+ /*
+ * HB failure / HW error notification, ignore.
+ */
+ break;
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_hwfail_entry(struct bfa_ioc_s *ioc)
+{
+ bfa_trc(ioc, 0);
+}
+
+static void
+bfa_ioc_sm_hwfail(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ break;
+
+ case IOC_E_DISABLE:
+ ioc->cbfn->disable_cbfn(ioc->bfa);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ break;
+
+ case IOC_E_HWERROR:
+ /* Ignore - already in hwfail state */
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * IOCPF State Machine
+ */
+
+/*
+ * Reset entry actions -- initialize state machine
+ */
+static void
+bfa_iocpf_sm_reset_entry(struct bfa_iocpf_s *iocpf)
+{
+ iocpf->fw_mismatch_notified = BFA_FALSE;
+ iocpf->auto_recover = bfa_auto_recover;
+}
+
+/*
+ * Beginning state. IOC is in reset state.
+ */
+static void
+bfa_iocpf_sm_reset(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_ENABLE:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fwcheck);
+ break;
+
+ case IOCPF_E_STOP:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * Semaphore should be acquired for version check.
+ */
+static void
+bfa_iocpf_sm_fwcheck_entry(struct bfa_iocpf_s *iocpf)
+{
+ struct bfi_ioc_image_hdr_s fwhdr;
+ u32 r32, fwstate, pgnum, pgoff, loff = 0;
+ int i;
+
+ /*
+ * Spin on init semaphore to serialize.
+ */
+ r32 = readl(iocpf->ioc->ioc_regs.ioc_init_sem_reg);
+ while (r32 & 0x1) {
+ udelay(20);
+ r32 = readl(iocpf->ioc->ioc_regs.ioc_init_sem_reg);
+ }
+
+ /* h/w sem init */
+ fwstate = bfa_ioc_get_cur_ioc_fwstate(iocpf->ioc);
+ if (fwstate == BFI_IOC_UNINIT) {
+ writel(1, iocpf->ioc->ioc_regs.ioc_init_sem_reg);
+ goto sem_get;
+ }
+
+ bfa_ioc_fwver_get(iocpf->ioc, &fwhdr);
+
+ if (swab32(fwhdr.exec) == BFI_FWBOOT_TYPE_NORMAL) {
+ writel(1, iocpf->ioc->ioc_regs.ioc_init_sem_reg);
+ goto sem_get;
+ }
+
+ /*
+ * Clear fwver hdr
+ */
+ pgnum = PSS_SMEM_PGNUM(iocpf->ioc->ioc_regs.smem_pg0, loff);
+ pgoff = PSS_SMEM_PGOFF(loff);
+ writel(pgnum, iocpf->ioc->ioc_regs.host_page_num_fn);
+
+ for (i = 0; i < sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32); i++) {
+ bfa_mem_write(iocpf->ioc->ioc_regs.smem_page_start, loff, 0);
+ loff += sizeof(u32);
+ }
+
+ bfa_trc(iocpf->ioc, fwstate);
+ bfa_trc(iocpf->ioc, swab32(fwhdr.exec));
+ bfa_ioc_set_cur_ioc_fwstate(iocpf->ioc, BFI_IOC_UNINIT);
+ bfa_ioc_set_alt_ioc_fwstate(iocpf->ioc, BFI_IOC_UNINIT);
+
+ /*
+ * Unlock the hw semaphore. Should be here only once per boot.
+ */
+ bfa_ioc_ownership_reset(iocpf->ioc);
+
+ /*
+ * unlock init semaphore.
+ */
+ writel(1, iocpf->ioc->ioc_regs.ioc_init_sem_reg);
+
+sem_get:
+ bfa_ioc_hw_sem_get(iocpf->ioc);
+}
+
+/*
+ * Awaiting h/w semaphore to continue with version check.
+ */
+static void
+bfa_iocpf_sm_fwcheck(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_SEMLOCKED:
+ if (bfa_ioc_firmware_lock(ioc)) {
+ if (bfa_ioc_sync_start(ioc)) {
+ bfa_ioc_sync_join(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit);
+ } else {
+ bfa_ioc_firmware_unlock(ioc);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_sem_timer_start(ioc);
+ }
+ } else {
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_mismatch);
+ }
+ break;
+
+ case IOCPF_E_SEM_ERROR:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail);
+ bfa_fsm_send_event(ioc, IOC_E_HWFAILED);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_sem_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ bfa_fsm_send_event(ioc, IOC_E_DISABLED);
+ break;
+
+ case IOCPF_E_STOP:
+ bfa_sem_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * Notify enable completion callback.
+ */
+static void
+bfa_iocpf_sm_mismatch_entry(struct bfa_iocpf_s *iocpf)
+{
+ /*
+ * Call only the first time sm enters fwmismatch state.
+ */
+ if (iocpf->fw_mismatch_notified == BFA_FALSE)
+ bfa_ioc_pf_fwmismatch(iocpf->ioc);
+
+ iocpf->fw_mismatch_notified = BFA_TRUE;
+ bfa_iocpf_timer_start(iocpf->ioc);
+}
+
+/*
+ * Awaiting firmware version match.
+ */
+static void
+bfa_iocpf_sm_mismatch(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_TIMEOUT:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fwcheck);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_iocpf_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ bfa_fsm_send_event(ioc, IOC_E_DISABLED);
+ break;
+
+ case IOCPF_E_STOP:
+ bfa_iocpf_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * Request for semaphore.
+ */
+static void
+bfa_iocpf_sm_semwait_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_ioc_hw_sem_get(iocpf->ioc);
+}
+
+/*
+ * Awaiting semaphore for h/w initialzation.
+ */
+static void
+bfa_iocpf_sm_semwait(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_SEMLOCKED:
+ if (bfa_ioc_sync_complete(ioc)) {
+ bfa_ioc_sync_join(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit);
+ } else {
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_sem_timer_start(ioc);
+ }
+ break;
+
+ case IOCPF_E_SEM_ERROR:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail);
+ bfa_fsm_send_event(ioc, IOC_E_HWFAILED);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_sem_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_hwinit_entry(struct bfa_iocpf_s *iocpf)
+{
+ iocpf->poll_time = 0;
+ bfa_ioc_hwinit(iocpf->ioc, BFA_FALSE);
+}
+
+/*
+ * Hardware is being initialized. Interrupts are enabled.
+ * Holding hardware semaphore lock.
+ */
+static void
+bfa_iocpf_sm_hwinit(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_FWREADY:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_enabling);
+ break;
+
+ case IOCPF_E_TIMEOUT:
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_send_event(ioc, IOC_E_PFFAILED);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail_sync);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_iocpf_timer_stop(ioc);
+ bfa_ioc_sync_leave(ioc);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_enabling_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_iocpf_timer_start(iocpf->ioc);
+ /*
+ * Enable Interrupts before sending fw IOC ENABLE cmd.
+ */
+ iocpf->ioc->cbfn->reset_cbfn(iocpf->ioc->bfa);
+ bfa_ioc_send_enable(iocpf->ioc);
+}
+
+/*
+ * Host IOC function is being enabled, awaiting response from firmware.
+ * Semaphore is acquired.
+ */
+static void
+bfa_iocpf_sm_enabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_FWRSP_ENABLE:
+ bfa_iocpf_timer_stop(ioc);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_ready);
+ break;
+
+ case IOCPF_E_INITFAIL:
+ bfa_iocpf_timer_stop(ioc);
+ /*
+ * !!! fall through !!!
+ */
+
+ case IOCPF_E_TIMEOUT:
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ if (event == IOCPF_E_TIMEOUT)
+ bfa_fsm_send_event(ioc, IOC_E_PFFAILED);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail_sync);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_iocpf_timer_stop(ioc);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_ready_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_fsm_send_event(iocpf->ioc, IOC_E_ENABLED);
+}
+
+static void
+bfa_iocpf_sm_ready(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_DISABLE:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling);
+ break;
+
+ case IOCPF_E_GETATTRFAIL:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail_sync);
+ break;
+
+ case IOCPF_E_FAIL:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail_sync);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_disabling_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_iocpf_timer_start(iocpf->ioc);
+ bfa_ioc_send_disable(iocpf->ioc);
+}
+
+/*
+ * IOC is being disabled
+ */
+static void
+bfa_iocpf_sm_disabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_FWRSP_DISABLE:
+ bfa_iocpf_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync);
+ break;
+
+ case IOCPF_E_FAIL:
+ bfa_iocpf_timer_stop(ioc);
+ /*
+ * !!! fall through !!!
+ */
+
+ case IOCPF_E_TIMEOUT:
+ bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync);
+ break;
+
+ case IOCPF_E_FWRSP_ENABLE:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_disabling_sync_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_ioc_hw_sem_get(iocpf->ioc);
+}
+
+/*
+ * IOC hb ack request is being removed.
+ */
+static void
+bfa_iocpf_sm_disabling_sync(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_SEMLOCKED:
+ bfa_ioc_sync_leave(ioc);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled);
+ break;
+
+ case IOCPF_E_SEM_ERROR:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail);
+ bfa_fsm_send_event(ioc, IOC_E_HWFAILED);
+ break;
+
+ case IOCPF_E_FAIL:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * IOC disable completion entry.
+ */
+static void
+bfa_iocpf_sm_disabled_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_ioc_mbox_flush(iocpf->ioc);
+ bfa_fsm_send_event(iocpf->ioc, IOC_E_DISABLED);
+}
+
+static void
+bfa_iocpf_sm_disabled(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_ENABLE:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait);
+ break;
+
+ case IOCPF_E_STOP:
+ bfa_ioc_firmware_unlock(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_initfail_sync_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_ioc_debug_save_ftrc(iocpf->ioc);
+ bfa_ioc_hw_sem_get(iocpf->ioc);
+}
+
+/*
+ * Hardware initialization failed.
+ */
+static void
+bfa_iocpf_sm_initfail_sync(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_SEMLOCKED:
+ bfa_ioc_notify_fail(ioc);
+ bfa_ioc_sync_leave(ioc);
+ bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail);
+ break;
+
+ case IOCPF_E_SEM_ERROR:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail);
+ bfa_fsm_send_event(ioc, IOC_E_HWFAILED);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_sem_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync);
+ break;
+
+ case IOCPF_E_STOP:
+ bfa_sem_timer_stop(ioc);
+ bfa_ioc_firmware_unlock(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ break;
+
+ case IOCPF_E_FAIL:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_initfail_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_trc(iocpf->ioc, 0);
+}
+
+/*
+ * Hardware initialization failed.
+ */
+static void
+bfa_iocpf_sm_initfail(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_DISABLE:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled);
+ break;
+
+ case IOCPF_E_STOP:
+ bfa_ioc_firmware_unlock(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_fail_sync_entry(struct bfa_iocpf_s *iocpf)
+{
+ /*
+ * Mark IOC as failed in hardware and stop firmware.
+ */
+ bfa_ioc_lpu_stop(iocpf->ioc);
+
+ /*
+ * Flush any queued up mailbox requests.
+ */
+ bfa_ioc_mbox_flush(iocpf->ioc);
+
+ bfa_ioc_hw_sem_get(iocpf->ioc);
+}
+
+static void
+bfa_iocpf_sm_fail_sync(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_SEMLOCKED:
+ bfa_ioc_sync_ack(ioc);
+ bfa_ioc_notify_fail(ioc);
+ if (!iocpf->auto_recover) {
+ bfa_ioc_sync_leave(ioc);
+ bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail);
+ } else {
+ if (bfa_ioc_sync_complete(ioc))
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit);
+ else {
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait);
+ }
+ }
+ break;
+
+ case IOCPF_E_SEM_ERROR:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail);
+ bfa_fsm_send_event(ioc, IOC_E_HWFAILED);
+ break;
+
+ case IOCPF_E_DISABLE:
+ bfa_sem_timer_stop(ioc);
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync);
+ break;
+
+ case IOCPF_E_FAIL:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_iocpf_sm_fail_entry(struct bfa_iocpf_s *iocpf)
+{
+ bfa_trc(iocpf->ioc, 0);
+}
+
+/*
+ * IOC is in failed state.
+ */
+static void
+bfa_iocpf_sm_fail(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
+{
+ struct bfa_ioc_s *ioc = iocpf->ioc;
+
+ bfa_trc(ioc, event);
+
+ switch (event) {
+ case IOCPF_E_DISABLE:
+ bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/*
+ * BFA IOC private functions
+ */
+
+/*
+ * Notify common modules registered for notification.
+ */
+static void
+bfa_ioc_event_notify(struct bfa_ioc_s *ioc, enum bfa_ioc_event_e event)
+{
+ struct bfa_ioc_notify_s *notify;
+ struct list_head *qe;
+
+ list_for_each(qe, &ioc->notify_q) {
+ notify = (struct bfa_ioc_notify_s *)qe;
+ notify->cbfn(notify->cbarg, event);
+ }
+}
+
+static void
+bfa_ioc_disable_comp(struct bfa_ioc_s *ioc)
+{
+ ioc->cbfn->disable_cbfn(ioc->bfa);
+ bfa_ioc_event_notify(ioc, BFA_IOC_E_DISABLED);
+}
+
+bfa_boolean_t
+bfa_ioc_sem_get(void __iomem *sem_reg)
+{
+ u32 r32;
+ int cnt = 0;
+#define BFA_SEM_SPINCNT 3000
+
+ r32 = readl(sem_reg);
+
+ while ((r32 & 1) && (cnt < BFA_SEM_SPINCNT)) {
+ cnt++;
+ udelay(2);
+ r32 = readl(sem_reg);
+ }
+
+ if (!(r32 & 1))
+ return BFA_TRUE;
+
+ return BFA_FALSE;
+}
+
+static void
+bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc)
+{
+ u32 r32;
+
+ /*
+ * First read to the semaphore register will return 0, subsequent reads
+ * will return 1. Semaphore is released by writing 1 to the register
+ */
+ r32 = readl(ioc->ioc_regs.ioc_sem_reg);
+ if (r32 == ~0) {
+ WARN_ON(r32 == ~0);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_SEM_ERROR);
+ return;
+ }
+ if (!(r32 & 1)) {
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_SEMLOCKED);
+ return;
+ }
+
+ bfa_sem_timer_start(ioc);
+}
+
+/*
+ * Initialize LPU local memory (aka secondary memory / SRAM)
+ */
+static void
+bfa_ioc_lmem_init(struct bfa_ioc_s *ioc)
+{
+ u32 pss_ctl;
+ int i;
+#define PSS_LMEM_INIT_TIME 10000
+
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ pss_ctl &= ~__PSS_LMEM_RESET;
+ pss_ctl |= __PSS_LMEM_INIT_EN;
+
+ /*
+ * i2c workaround 12.5khz clock
+ */
+ pss_ctl |= __PSS_I2C_CLK_DIV(3UL);
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+
+ /*
+ * wait for memory initialization to be complete
+ */
+ i = 0;
+ do {
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ i++;
+ } while (!(pss_ctl & __PSS_LMEM_INIT_DONE) && (i < PSS_LMEM_INIT_TIME));
+
+ /*
+ * If memory initialization is not successful, IOC timeout will catch
+ * such failures.
+ */
+ WARN_ON(!(pss_ctl & __PSS_LMEM_INIT_DONE));
+ bfa_trc(ioc, pss_ctl);
+
+ pss_ctl &= ~(__PSS_LMEM_INIT_DONE | __PSS_LMEM_INIT_EN);
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+}
+
+static void
+bfa_ioc_lpu_start(struct bfa_ioc_s *ioc)
+{
+ u32 pss_ctl;
+
+ /*
+ * Take processor out of reset.
+ */
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ pss_ctl &= ~__PSS_LPU0_RESET;
+
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+}
+
+static void
+bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc)
+{
+ u32 pss_ctl;
+
+ /*
+ * Put processors in reset.
+ */
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ pss_ctl |= (__PSS_LPU0_RESET | __PSS_LPU1_RESET);
+
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+}
+
+/*
+ * Get driver and firmware versions.
+ */
+void
+bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr)
+{
+ u32 pgnum, pgoff;
+ u32 loff = 0;
+ int i;
+ u32 *fwsig = (u32 *) fwhdr;
+
+ pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff);
+ pgoff = PSS_SMEM_PGOFF(loff);
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32));
+ i++) {
+ fwsig[i] =
+ bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+ loff += sizeof(u32);
+ }
+}
+
+/*
+ * Returns TRUE if driver is willing to work with current smem f/w version.
+ */
+bfa_boolean_t
+bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc,
+ struct bfi_ioc_image_hdr_s *smem_fwhdr)
+{
+ struct bfi_ioc_image_hdr_s *drv_fwhdr;
+ enum bfi_ioc_img_ver_cmp_e smem_flash_cmp, drv_smem_cmp;
+
+ drv_fwhdr = (struct bfi_ioc_image_hdr_s *)
+ bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0);
+
+ /*
+ * If smem is incompatible or old, driver should not work with it.
+ */
+ drv_smem_cmp = bfa_ioc_fw_ver_patch_cmp(drv_fwhdr, smem_fwhdr);
+ if (drv_smem_cmp == BFI_IOC_IMG_VER_INCOMP ||
+ drv_smem_cmp == BFI_IOC_IMG_VER_OLD) {
+ return BFA_FALSE;
+ }
+
+ /*
+ * IF Flash has a better F/W than smem do not work with smem.
+ * If smem f/w == flash f/w, as smem f/w not old | incmp, work with it.
+ * If Flash is old or incomp work with smem iff smem f/w == drv f/w.
+ */
+ smem_flash_cmp = bfa_ioc_flash_fwver_cmp(ioc, smem_fwhdr);
+
+ if (smem_flash_cmp == BFI_IOC_IMG_VER_BETTER) {
+ return BFA_FALSE;
+ } else if (smem_flash_cmp == BFI_IOC_IMG_VER_SAME) {
+ return BFA_TRUE;
+ } else {
+ return (drv_smem_cmp == BFI_IOC_IMG_VER_SAME) ?
+ BFA_TRUE : BFA_FALSE;
+ }
+}
+
+/*
+ * Return true if current running version is valid. Firmware signature and
+ * execution context (driver/bios) must match.
+ */
+static bfa_boolean_t
+bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc, u32 boot_env)
+{
+ struct bfi_ioc_image_hdr_s fwhdr;
+
+ bfa_ioc_fwver_get(ioc, &fwhdr);
+
+ if (swab32(fwhdr.bootenv) != boot_env) {
+ bfa_trc(ioc, fwhdr.bootenv);
+ bfa_trc(ioc, boot_env);
+ return BFA_FALSE;
+ }
+
+ return bfa_ioc_fwver_cmp(ioc, &fwhdr);
+}
+
+static bfa_boolean_t
+bfa_ioc_fwver_md5_check(struct bfi_ioc_image_hdr_s *fwhdr_1,
+ struct bfi_ioc_image_hdr_s *fwhdr_2)
+{
+ int i;
+
+ for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++)
+ if (fwhdr_1->md5sum[i] != fwhdr_2->md5sum[i])
+ return BFA_FALSE;
+
+ return BFA_TRUE;
+}
+
+/*
+ * Returns TRUE if major minor and maintainence are same.
+ * If patch versions are same, check for MD5 Checksum to be same.
+ */
+static bfa_boolean_t
+bfa_ioc_fw_ver_compatible(struct bfi_ioc_image_hdr_s *drv_fwhdr,
+ struct bfi_ioc_image_hdr_s *fwhdr_to_cmp)
+{
+ if (drv_fwhdr->signature != fwhdr_to_cmp->signature)
+ return BFA_FALSE;
+
+ if (drv_fwhdr->fwver.major != fwhdr_to_cmp->fwver.major)
+ return BFA_FALSE;
+
+ if (drv_fwhdr->fwver.minor != fwhdr_to_cmp->fwver.minor)
+ return BFA_FALSE;
+
+ if (drv_fwhdr->fwver.maint != fwhdr_to_cmp->fwver.maint)
+ return BFA_FALSE;
+
+ if (drv_fwhdr->fwver.patch == fwhdr_to_cmp->fwver.patch &&
+ drv_fwhdr->fwver.phase == fwhdr_to_cmp->fwver.phase &&
+ drv_fwhdr->fwver.build == fwhdr_to_cmp->fwver.build) {
+ return bfa_ioc_fwver_md5_check(drv_fwhdr, fwhdr_to_cmp);
+ }
+
+ return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_ioc_flash_fwver_valid(struct bfi_ioc_image_hdr_s *flash_fwhdr)
+{
+ if (flash_fwhdr->fwver.major == 0 || flash_fwhdr->fwver.major == 0xFF)
+ return BFA_FALSE;
+
+ return BFA_TRUE;
+}
+
+static bfa_boolean_t fwhdr_is_ga(struct bfi_ioc_image_hdr_s *fwhdr)
+{
+ if (fwhdr->fwver.phase == 0 &&
+ fwhdr->fwver.build == 0)
+ return BFA_TRUE;
+
+ return BFA_FALSE;
+}
+
+/*
+ * Returns TRUE if both are compatible and patch of fwhdr_to_cmp is better.
+ */
+static enum bfi_ioc_img_ver_cmp_e
+bfa_ioc_fw_ver_patch_cmp(struct bfi_ioc_image_hdr_s *base_fwhdr,
+ struct bfi_ioc_image_hdr_s *fwhdr_to_cmp)
+{
+ if (bfa_ioc_fw_ver_compatible(base_fwhdr, fwhdr_to_cmp) == BFA_FALSE)
+ return BFI_IOC_IMG_VER_INCOMP;
+
+ if (fwhdr_to_cmp->fwver.patch > base_fwhdr->fwver.patch)
+ return BFI_IOC_IMG_VER_BETTER;
+
+ else if (fwhdr_to_cmp->fwver.patch < base_fwhdr->fwver.patch)
+ return BFI_IOC_IMG_VER_OLD;
+
+ /*
+ * GA takes priority over internal builds of the same patch stream.
+ * At this point major minor maint and patch numbers are same.
+ */
+
+ if (fwhdr_is_ga(base_fwhdr) == BFA_TRUE) {
+ if (fwhdr_is_ga(fwhdr_to_cmp))
+ return BFI_IOC_IMG_VER_SAME;
+ else
+ return BFI_IOC_IMG_VER_OLD;
+ } else {
+ if (fwhdr_is_ga(fwhdr_to_cmp))
+ return BFI_IOC_IMG_VER_BETTER;
+ }
+
+ if (fwhdr_to_cmp->fwver.phase > base_fwhdr->fwver.phase)
+ return BFI_IOC_IMG_VER_BETTER;
+ else if (fwhdr_to_cmp->fwver.phase < base_fwhdr->fwver.phase)
+ return BFI_IOC_IMG_VER_OLD;
+
+ if (fwhdr_to_cmp->fwver.build > base_fwhdr->fwver.build)
+ return BFI_IOC_IMG_VER_BETTER;
+ else if (fwhdr_to_cmp->fwver.build < base_fwhdr->fwver.build)
+ return BFI_IOC_IMG_VER_OLD;
+
+ /*
+ * All Version Numbers are equal.
+ * Md5 check to be done as a part of compatibility check.
+ */
+ return BFI_IOC_IMG_VER_SAME;
+}
+
+#define BFA_FLASH_PART_FWIMG_ADDR 0x100000 /* fw image address */
+
+bfa_status_t
+bfa_ioc_flash_img_get_chnk(struct bfa_ioc_s *ioc, u32 off,
+ u32 *fwimg)
+{
+ return bfa_flash_raw_read(ioc->pcidev.pci_bar_kva,
+ BFA_FLASH_PART_FWIMG_ADDR + (off * sizeof(u32)),
+ (char *)fwimg, BFI_FLASH_CHUNK_SZ);
+}
+
+static enum bfi_ioc_img_ver_cmp_e
+bfa_ioc_flash_fwver_cmp(struct bfa_ioc_s *ioc,
+ struct bfi_ioc_image_hdr_s *base_fwhdr)
+{
+ struct bfi_ioc_image_hdr_s *flash_fwhdr;
+ bfa_status_t status;
+ u32 fwimg[BFI_FLASH_CHUNK_SZ_WORDS];
+
+ status = bfa_ioc_flash_img_get_chnk(ioc, 0, fwimg);
+ if (status != BFA_STATUS_OK)
+ return BFI_IOC_IMG_VER_INCOMP;
+
+ flash_fwhdr = (struct bfi_ioc_image_hdr_s *) fwimg;
+ if (bfa_ioc_flash_fwver_valid(flash_fwhdr) == BFA_TRUE)
+ return bfa_ioc_fw_ver_patch_cmp(base_fwhdr, flash_fwhdr);
+ else
+ return BFI_IOC_IMG_VER_INCOMP;
+}
+
+
+/*
+ * Invalidate fwver signature
+ */
+bfa_status_t
+bfa_ioc_fwsig_invalidate(struct bfa_ioc_s *ioc)
+{
+
+ u32 pgnum, pgoff;
+ u32 loff = 0;
+ enum bfi_ioc_state ioc_fwstate;
+
+ ioc_fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc);
+ if (!bfa_ioc_state_disabled(ioc_fwstate))
+ return BFA_STATUS_ADAPTER_ENABLED;
+
+ pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff);
+ pgoff = PSS_SMEM_PGOFF(loff);
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+ bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, BFA_IOC_FW_INV_SIGN);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Conditionally flush any pending message from firmware at start.
+ */
+static void
+bfa_ioc_msgflush(struct bfa_ioc_s *ioc)
+{
+ u32 r32;
+
+ r32 = readl(ioc->ioc_regs.lpu_mbox_cmd);
+ if (r32)
+ writel(1, ioc->ioc_regs.lpu_mbox_cmd);
+}
+
+static void
+bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force)
+{
+ enum bfi_ioc_state ioc_fwstate;
+ bfa_boolean_t fwvalid;
+ u32 boot_type;
+ u32 boot_env;
+
+ ioc_fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc);
+
+ if (force)
+ ioc_fwstate = BFI_IOC_UNINIT;
+
+ bfa_trc(ioc, ioc_fwstate);
+
+ boot_type = BFI_FWBOOT_TYPE_NORMAL;
+ boot_env = BFI_FWBOOT_ENV_OS;
+
+ /*
+ * check if firmware is valid
+ */
+ fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ?
+ BFA_FALSE : bfa_ioc_fwver_valid(ioc, boot_env);
+
+ if (!fwvalid) {
+ if (bfa_ioc_boot(ioc, boot_type, boot_env) == BFA_STATUS_OK)
+ bfa_ioc_poll_fwinit(ioc);
+ return;
+ }
+
+ /*
+ * If hardware initialization is in progress (initialized by other IOC),
+ * just wait for an initialization completion interrupt.
+ */
+ if (ioc_fwstate == BFI_IOC_INITING) {
+ bfa_ioc_poll_fwinit(ioc);
+ return;
+ }
+
+ /*
+ * If IOC function is disabled and firmware version is same,
+ * just re-enable IOC.
+ *
+ * If option rom, IOC must not be in operational state. With
+ * convergence, IOC will be in operational state when 2nd driver
+ * is loaded.
+ */
+ if (ioc_fwstate == BFI_IOC_DISABLED || ioc_fwstate == BFI_IOC_OP) {
+
+ /*
+ * When using MSI-X any pending firmware ready event should
+ * be flushed. Otherwise MSI-X interrupts are not delivered.
+ */
+ bfa_ioc_msgflush(ioc);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FWREADY);
+ return;
+ }
+
+ /*
+ * Initialize the h/w for any other states.
+ */
+ if (bfa_ioc_boot(ioc, boot_type, boot_env) == BFA_STATUS_OK)
+ bfa_ioc_poll_fwinit(ioc);
+}
+
+static void
+bfa_ioc_timeout(void *ioc_arg)
+{
+ struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg;
+
+ bfa_trc(ioc, 0);
+ bfa_fsm_send_event(ioc, IOC_E_TIMEOUT);
+}
+
+void
+bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len)
+{
+ u32 *msgp = (u32 *) ioc_msg;
+ u32 i;
+
+ bfa_trc(ioc, msgp[0]);
+ bfa_trc(ioc, len);
+
+ WARN_ON(len > BFI_IOC_MSGLEN_MAX);
+
+ /*
+ * first write msg to mailbox registers
+ */
+ for (i = 0; i < len / sizeof(u32); i++)
+ writel(cpu_to_le32(msgp[i]),
+ ioc->ioc_regs.hfn_mbox + i * sizeof(u32));
+
+ for (; i < BFI_IOC_MSGLEN_MAX / sizeof(u32); i++)
+ writel(0, ioc->ioc_regs.hfn_mbox + i * sizeof(u32));
+
+ /*
+ * write 1 to mailbox CMD to trigger LPU event
+ */
+ writel(1, ioc->ioc_regs.hfn_mbox_cmd);
+ (void) readl(ioc->ioc_regs.hfn_mbox_cmd);
+}
+
+static void
+bfa_ioc_send_enable(struct bfa_ioc_s *ioc)
+{
+ struct bfi_ioc_ctrl_req_s enable_req;
+
+ bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ,
+ bfa_ioc_portid(ioc));
+ enable_req.clscode = cpu_to_be16(ioc->clscode);
+ /* unsigned 32-bit time_t overflow in y2106 */
+ enable_req.tv_sec = be32_to_cpu(ktime_get_real_seconds());
+ bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req_s));
+}
+
+static void
+bfa_ioc_send_disable(struct bfa_ioc_s *ioc)
+{
+ struct bfi_ioc_ctrl_req_s disable_req;
+
+ bfi_h2i_set(disable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_DISABLE_REQ,
+ bfa_ioc_portid(ioc));
+ disable_req.clscode = cpu_to_be16(ioc->clscode);
+ /* unsigned 32-bit time_t overflow in y2106 */
+ disable_req.tv_sec = be32_to_cpu(ktime_get_real_seconds());
+ bfa_ioc_mbox_send(ioc, &disable_req, sizeof(struct bfi_ioc_ctrl_req_s));
+}
+
+static void
+bfa_ioc_send_getattr(struct bfa_ioc_s *ioc)
+{
+ struct bfi_ioc_getattr_req_s attr_req;
+
+ bfi_h2i_set(attr_req.mh, BFI_MC_IOC, BFI_IOC_H2I_GETATTR_REQ,
+ bfa_ioc_portid(ioc));
+ bfa_dma_be_addr_set(attr_req.attr_addr, ioc->attr_dma.pa);
+ bfa_ioc_mbox_send(ioc, &attr_req, sizeof(attr_req));
+}
+
+static void
+bfa_ioc_hb_check(void *cbarg)
+{
+ struct bfa_ioc_s *ioc = cbarg;
+ u32 hb_count;
+
+ hb_count = readl(ioc->ioc_regs.heartbeat);
+ if (ioc->hb_count == hb_count) {
+ bfa_ioc_recover(ioc);
+ return;
+ } else {
+ ioc->hb_count = hb_count;
+ }
+
+ bfa_ioc_mbox_poll(ioc);
+ bfa_hb_timer_start(ioc);
+}
+
+static void
+bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc)
+{
+ ioc->hb_count = readl(ioc->ioc_regs.heartbeat);
+ bfa_hb_timer_start(ioc);
+}
+
+/*
+ * Initiate a full firmware download.
+ */
+static bfa_status_t
+bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type,
+ u32 boot_env)
+{
+ u32 *fwimg;
+ u32 pgnum, pgoff;
+ u32 loff = 0;
+ u32 chunkno = 0;
+ u32 i;
+ u32 asicmode;
+ u32 fwimg_size;
+ u32 fwimg_buf[BFI_FLASH_CHUNK_SZ_WORDS];
+ bfa_status_t status;
+
+ if (boot_env == BFI_FWBOOT_ENV_OS &&
+ boot_type == BFI_FWBOOT_TYPE_FLASH) {
+ fwimg_size = BFI_FLASH_IMAGE_SZ/sizeof(u32);
+
+ status = bfa_ioc_flash_img_get_chnk(ioc,
+ BFA_IOC_FLASH_CHUNK_ADDR(chunkno), fwimg_buf);
+ if (status != BFA_STATUS_OK)
+ return status;
+
+ fwimg = fwimg_buf;
+ } else {
+ fwimg_size = bfa_cb_image_get_size(bfa_ioc_asic_gen(ioc));
+ fwimg = bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc),
+ BFA_IOC_FLASH_CHUNK_ADDR(chunkno));
+ }
+
+ bfa_trc(ioc, fwimg_size);
+
+
+ pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff);
+ pgoff = PSS_SMEM_PGOFF(loff);
+
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ for (i = 0; i < fwimg_size; i++) {
+
+ if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) {
+ chunkno = BFA_IOC_FLASH_CHUNK_NO(i);
+
+ if (boot_env == BFI_FWBOOT_ENV_OS &&
+ boot_type == BFI_FWBOOT_TYPE_FLASH) {
+ status = bfa_ioc_flash_img_get_chnk(ioc,
+ BFA_IOC_FLASH_CHUNK_ADDR(chunkno),
+ fwimg_buf);
+ if (status != BFA_STATUS_OK)
+ return status;
+
+ fwimg = fwimg_buf;
+ } else {
+ fwimg = bfa_cb_image_get_chunk(
+ bfa_ioc_asic_gen(ioc),
+ BFA_IOC_FLASH_CHUNK_ADDR(chunkno));
+ }
+ }
+
+ /*
+ * write smem
+ */
+ bfa_mem_write(ioc->ioc_regs.smem_page_start, loff,
+ fwimg[BFA_IOC_FLASH_OFFSET_IN_CHUNK(i)]);
+
+ loff += sizeof(u32);
+
+ /*
+ * handle page offset wrap around
+ */
+ loff = PSS_SMEM_PGOFF(loff);
+ if (loff == 0) {
+ pgnum++;
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+ }
+ }
+
+ writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0),
+ ioc->ioc_regs.host_page_num_fn);
+
+ /*
+ * Set boot type, env and device mode at the end.
+ */
+ if (boot_env == BFI_FWBOOT_ENV_OS &&
+ boot_type == BFI_FWBOOT_TYPE_FLASH) {
+ boot_type = BFI_FWBOOT_TYPE_NORMAL;
+ }
+ asicmode = BFI_FWBOOT_DEVMODE(ioc->asic_gen, ioc->asic_mode,
+ ioc->port0_mode, ioc->port1_mode);
+ bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_FWBOOT_DEVMODE_OFF,
+ swab32(asicmode));
+ bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_FWBOOT_TYPE_OFF,
+ swab32(boot_type));
+ bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_FWBOOT_ENV_OFF,
+ swab32(boot_env));
+ return BFA_STATUS_OK;
+}
+
+
+/*
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc)
+{
+ struct bfi_ioc_attr_s *attr = ioc->attr;
+
+ attr->adapter_prop = be32_to_cpu(attr->adapter_prop);
+ attr->card_type = be32_to_cpu(attr->card_type);
+ attr->maxfrsize = be16_to_cpu(attr->maxfrsize);
+ ioc->fcmode = (attr->port_mode == BFI_PORT_MODE_FC);
+ attr->mfg_year = be16_to_cpu(attr->mfg_year);
+
+ bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR);
+}
+
+/*
+ * Attach time initialization of mbox logic.
+ */
+static void
+bfa_ioc_mbox_attach(struct bfa_ioc_s *ioc)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+ int mc;
+
+ INIT_LIST_HEAD(&mod->cmd_q);
+ for (mc = 0; mc < BFI_MC_MAX; mc++) {
+ mod->mbhdlr[mc].cbfn = NULL;
+ mod->mbhdlr[mc].cbarg = ioc->bfa;
+ }
+}
+
+/*
+ * Mbox poll timer -- restarts any pending mailbox requests.
+ */
+static void
+bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+ struct bfa_mbox_cmd_s *cmd;
+ u32 stat;
+
+ /*
+ * If no command pending, do nothing
+ */
+ if (list_empty(&mod->cmd_q))
+ return;
+
+ /*
+ * If previous command is not yet fetched by firmware, do nothing
+ */
+ stat = readl(ioc->ioc_regs.hfn_mbox_cmd);
+ if (stat)
+ return;
+
+ /*
+ * Enqueue command to firmware.
+ */
+ bfa_q_deq(&mod->cmd_q, &cmd);
+ bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/*
+ * Cleanup any pending requests.
+ */
+static void
+bfa_ioc_mbox_flush(struct bfa_ioc_s *ioc)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+ struct bfa_mbox_cmd_s *cmd;
+
+ while (!list_empty(&mod->cmd_q))
+ bfa_q_deq(&mod->cmd_q, &cmd);
+}
+
+/*
+ * Read data from SMEM to host through PCI memmap
+ *
+ * @param[in] ioc memory for IOC
+ * @param[in] tbuf app memory to store data from smem
+ * @param[in] soff smem offset
+ * @param[in] sz size of smem in bytes
+ */
+static bfa_status_t
+bfa_ioc_smem_read(struct bfa_ioc_s *ioc, void *tbuf, u32 soff, u32 sz)
+{
+ u32 pgnum, loff;
+ __be32 r32;
+ int i, len;
+ u32 *buf = tbuf;
+
+ pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, soff);
+ loff = PSS_SMEM_PGOFF(soff);
+ bfa_trc(ioc, pgnum);
+ bfa_trc(ioc, loff);
+ bfa_trc(ioc, sz);
+
+ /*
+ * Hold semaphore to serialize pll init and fwtrc.
+ */
+ if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) {
+ bfa_trc(ioc, 0);
+ return BFA_STATUS_FAILED;
+ }
+
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ len = sz/sizeof(u32);
+ bfa_trc(ioc, len);
+ for (i = 0; i < len; i++) {
+ r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+ buf[i] = swab32(r32);
+ loff += sizeof(u32);
+
+ /*
+ * handle page offset wrap around
+ */
+ loff = PSS_SMEM_PGOFF(loff);
+ if (loff == 0) {
+ pgnum++;
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+ }
+ }
+ writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0),
+ ioc->ioc_regs.host_page_num_fn);
+ /*
+ * release semaphore.
+ */
+ readl(ioc->ioc_regs.ioc_init_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_init_sem_reg);
+
+ bfa_trc(ioc, pgnum);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Clear SMEM data from host through PCI memmap
+ *
+ * @param[in] ioc memory for IOC
+ * @param[in] soff smem offset
+ * @param[in] sz size of smem in bytes
+ */
+static bfa_status_t
+bfa_ioc_smem_clr(struct bfa_ioc_s *ioc, u32 soff, u32 sz)
+{
+ int i, len;
+ u32 pgnum, loff;
+
+ pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, soff);
+ loff = PSS_SMEM_PGOFF(soff);
+ bfa_trc(ioc, pgnum);
+ bfa_trc(ioc, loff);
+ bfa_trc(ioc, sz);
+
+ /*
+ * Hold semaphore to serialize pll init and fwtrc.
+ */
+ if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) {
+ bfa_trc(ioc, 0);
+ return BFA_STATUS_FAILED;
+ }
+
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ len = sz/sizeof(u32); /* len in words */
+ bfa_trc(ioc, len);
+ for (i = 0; i < len; i++) {
+ bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, 0);
+ loff += sizeof(u32);
+
+ /*
+ * handle page offset wrap around
+ */
+ loff = PSS_SMEM_PGOFF(loff);
+ if (loff == 0) {
+ pgnum++;
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+ }
+ }
+ writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0),
+ ioc->ioc_regs.host_page_num_fn);
+
+ /*
+ * release semaphore.
+ */
+ readl(ioc->ioc_regs.ioc_init_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_init_sem_reg);
+ bfa_trc(ioc, pgnum);
+ return BFA_STATUS_OK;
+}
+
+static void
+bfa_ioc_fail_notify(struct bfa_ioc_s *ioc)
+{
+ struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad;
+
+ /*
+ * Notify driver and common modules registered for notification.
+ */
+ ioc->cbfn->hbfail_cbfn(ioc->bfa);
+ bfa_ioc_event_notify(ioc, BFA_IOC_E_FAILED);
+
+ bfa_ioc_debug_save_ftrc(ioc);
+
+ BFA_LOG(KERN_CRIT, bfad, bfa_log_level,
+ "Heart Beat of IOC has failed\n");
+ bfa_ioc_aen_post(ioc, BFA_IOC_AEN_HBFAIL);
+
+}
+
+static void
+bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc)
+{
+ struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad;
+ /*
+ * Provide enable completion callback.
+ */
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
+ "Running firmware version is incompatible "
+ "with the driver version\n");
+ bfa_ioc_aen_post(ioc, BFA_IOC_AEN_FWMISMATCH);
+}
+
+bfa_status_t
+bfa_ioc_pll_init(struct bfa_ioc_s *ioc)
+{
+
+ /*
+ * Hold semaphore so that nobody can access the chip during init.
+ */
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg);
+
+ bfa_ioc_pll_init_asic(ioc);
+
+ ioc->pllinit = BFA_TRUE;
+
+ /*
+ * Initialize LMEM
+ */
+ bfa_ioc_lmem_init(ioc);
+
+ /*
+ * release semaphore.
+ */
+ readl(ioc->ioc_regs.ioc_init_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_init_sem_reg);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Interface used by diag module to do firmware boot with memory test
+ * as the entry vector.
+ */
+bfa_status_t
+bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_env)
+{
+ struct bfi_ioc_image_hdr_s *drv_fwhdr;
+ bfa_status_t status;
+ bfa_ioc_stats(ioc, ioc_boots);
+
+ if (bfa_ioc_pll_init(ioc) != BFA_STATUS_OK)
+ return BFA_STATUS_FAILED;
+
+ if (boot_env == BFI_FWBOOT_ENV_OS &&
+ boot_type == BFI_FWBOOT_TYPE_NORMAL) {
+
+ drv_fwhdr = (struct bfi_ioc_image_hdr_s *)
+ bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0);
+
+ /*
+ * Work with Flash iff flash f/w is better than driver f/w.
+ * Otherwise push drivers firmware.
+ */
+ if (bfa_ioc_flash_fwver_cmp(ioc, drv_fwhdr) ==
+ BFI_IOC_IMG_VER_BETTER)
+ boot_type = BFI_FWBOOT_TYPE_FLASH;
+ }
+
+ /*
+ * Initialize IOC state of all functions on a chip reset.
+ */
+ if (boot_type == BFI_FWBOOT_TYPE_MEMTEST) {
+ bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_MEMTEST);
+ bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_MEMTEST);
+ } else {
+ bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_INITING);
+ bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_INITING);
+ }
+
+ bfa_ioc_msgflush(ioc);
+ status = bfa_ioc_download_fw(ioc, boot_type, boot_env);
+ if (status == BFA_STATUS_OK)
+ bfa_ioc_lpu_start(ioc);
+ else {
+ WARN_ON(boot_type == BFI_FWBOOT_TYPE_MEMTEST);
+ bfa_iocpf_timeout(ioc);
+ }
+ return status;
+}
+
+/*
+ * Enable/disable IOC failure auto recovery.
+ */
+void
+bfa_ioc_auto_recover(bfa_boolean_t auto_recover)
+{
+ bfa_auto_recover = auto_recover;
+}
+
+
+
+bfa_boolean_t
+bfa_ioc_is_operational(struct bfa_ioc_s *ioc)
+{
+ return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op);
+}
+
+bfa_boolean_t
+bfa_ioc_is_initialized(struct bfa_ioc_s *ioc)
+{
+ u32 r32 = bfa_ioc_get_cur_ioc_fwstate(ioc);
+
+ return ((r32 != BFI_IOC_UNINIT) &&
+ (r32 != BFI_IOC_INITING) &&
+ (r32 != BFI_IOC_MEMTEST));
+}
+
+bfa_boolean_t
+bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg)
+{
+ __be32 *msgp = mbmsg;
+ u32 r32;
+ int i;
+
+ r32 = readl(ioc->ioc_regs.lpu_mbox_cmd);
+ if ((r32 & 1) == 0)
+ return BFA_FALSE;
+
+ /*
+ * read the MBOX msg
+ */
+ for (i = 0; i < (sizeof(union bfi_ioc_i2h_msg_u) / sizeof(u32));
+ i++) {
+ r32 = readl(ioc->ioc_regs.lpu_mbox +
+ i * sizeof(u32));
+ msgp[i] = cpu_to_be32(r32);
+ }
+
+ /*
+ * turn off mailbox interrupt by clearing mailbox status
+ */
+ writel(1, ioc->ioc_regs.lpu_mbox_cmd);
+ readl(ioc->ioc_regs.lpu_mbox_cmd);
+
+ return BFA_TRUE;
+}
+
+void
+bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m)
+{
+ union bfi_ioc_i2h_msg_u *msg;
+ struct bfa_iocpf_s *iocpf = &ioc->iocpf;
+
+ msg = (union bfi_ioc_i2h_msg_u *) m;
+
+ bfa_ioc_stats(ioc, ioc_isrs);
+
+ switch (msg->mh.msg_id) {
+ case BFI_IOC_I2H_HBEAT:
+ break;
+
+ case BFI_IOC_I2H_ENABLE_REPLY:
+ ioc->port_mode = ioc->port_mode_cfg =
+ (enum bfa_mode_s)msg->fw_event.port_mode;
+ ioc->ad_cap_bm = msg->fw_event.cap_bm;
+ bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_ENABLE);
+ break;
+
+ case BFI_IOC_I2H_DISABLE_REPLY:
+ bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_DISABLE);
+ break;
+
+ case BFI_IOC_I2H_GETATTR_REPLY:
+ bfa_ioc_getattr_reply(ioc);
+ break;
+
+ default:
+ bfa_trc(ioc, msg->mh.msg_id);
+ WARN_ON(1);
+ }
+}
+
+/*
+ * IOC attach time initialization and setup.
+ *
+ * @param[in] ioc memory for IOC
+ * @param[in] bfa driver instance structure
+ */
+void
+bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn,
+ struct bfa_timer_mod_s *timer_mod)
+{
+ ioc->bfa = bfa;
+ ioc->cbfn = cbfn;
+ ioc->timer_mod = timer_mod;
+ ioc->fcmode = BFA_FALSE;
+ ioc->pllinit = BFA_FALSE;
+ ioc->dbg_fwsave_once = BFA_TRUE;
+ ioc->iocpf.ioc = ioc;
+
+ bfa_ioc_mbox_attach(ioc);
+ INIT_LIST_HEAD(&ioc->notify_q);
+
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
+ bfa_fsm_send_event(ioc, IOC_E_RESET);
+}
+
+/*
+ * Driver detach time IOC cleanup.
+ */
+void
+bfa_ioc_detach(struct bfa_ioc_s *ioc)
+{
+ bfa_fsm_send_event(ioc, IOC_E_DETACH);
+ INIT_LIST_HEAD(&ioc->notify_q);
+}
+
+/*
+ * Setup IOC PCI properties.
+ *
+ * @param[in] pcidev PCI device information for this IOC
+ */
+void
+bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
+ enum bfi_pcifn_class clscode)
+{
+ ioc->clscode = clscode;
+ ioc->pcidev = *pcidev;
+
+ /*
+ * Initialize IOC and device personality
+ */
+ ioc->port0_mode = ioc->port1_mode = BFI_PORT_MODE_FC;
+ ioc->asic_mode = BFI_ASIC_MODE_FC;
+
+ switch (pcidev->device_id) {
+ case BFA_PCI_DEVICE_ID_FC_8G1P:
+ case BFA_PCI_DEVICE_ID_FC_8G2P:
+ ioc->asic_gen = BFI_ASIC_GEN_CB;
+ ioc->fcmode = BFA_TRUE;
+ ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_HBA;
+ ioc->ad_cap_bm = BFA_CM_HBA;
+ break;
+
+ case BFA_PCI_DEVICE_ID_CT:
+ ioc->asic_gen = BFI_ASIC_GEN_CT;
+ ioc->port0_mode = ioc->port1_mode = BFI_PORT_MODE_ETH;
+ ioc->asic_mode = BFI_ASIC_MODE_ETH;
+ ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_CNA;
+ ioc->ad_cap_bm = BFA_CM_CNA;
+ break;
+
+ case BFA_PCI_DEVICE_ID_CT_FC:
+ ioc->asic_gen = BFI_ASIC_GEN_CT;
+ ioc->fcmode = BFA_TRUE;
+ ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_HBA;
+ ioc->ad_cap_bm = BFA_CM_HBA;
+ break;
+
+ case BFA_PCI_DEVICE_ID_CT2:
+ case BFA_PCI_DEVICE_ID_CT2_QUAD:
+ ioc->asic_gen = BFI_ASIC_GEN_CT2;
+ if (clscode == BFI_PCIFN_CLASS_FC &&
+ pcidev->ssid == BFA_PCI_CT2_SSID_FC) {
+ ioc->asic_mode = BFI_ASIC_MODE_FC16;
+ ioc->fcmode = BFA_TRUE;
+ ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_HBA;
+ ioc->ad_cap_bm = BFA_CM_HBA;
+ } else {
+ ioc->port0_mode = ioc->port1_mode = BFI_PORT_MODE_ETH;
+ ioc->asic_mode = BFI_ASIC_MODE_ETH;
+ if (pcidev->ssid == BFA_PCI_CT2_SSID_FCoE) {
+ ioc->port_mode =
+ ioc->port_mode_cfg = BFA_MODE_CNA;
+ ioc->ad_cap_bm = BFA_CM_CNA;
+ } else {
+ ioc->port_mode =
+ ioc->port_mode_cfg = BFA_MODE_NIC;
+ ioc->ad_cap_bm = BFA_CM_NIC;
+ }
+ }
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+
+ /*
+ * Set asic specific interfaces. See bfa_ioc_cb.c and bfa_ioc_ct.c
+ */
+ if (ioc->asic_gen == BFI_ASIC_GEN_CB)
+ bfa_ioc_set_cb_hwif(ioc);
+ else if (ioc->asic_gen == BFI_ASIC_GEN_CT)
+ bfa_ioc_set_ct_hwif(ioc);
+ else {
+ WARN_ON(ioc->asic_gen != BFI_ASIC_GEN_CT2);
+ bfa_ioc_set_ct2_hwif(ioc);
+ bfa_ioc_ct2_poweron(ioc);
+ }
+
+ bfa_ioc_map_port(ioc);
+ bfa_ioc_reg_init(ioc);
+}
+
+/*
+ * Initialize IOC dma memory
+ *
+ * @param[in] dm_kva kernel virtual address of IOC dma memory
+ * @param[in] dm_pa physical address of IOC dma memory
+ */
+void
+bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa)
+{
+ /*
+ * dma memory for firmware attribute
+ */
+ ioc->attr_dma.kva = dm_kva;
+ ioc->attr_dma.pa = dm_pa;
+ ioc->attr = (struct bfi_ioc_attr_s *) dm_kva;
+}
+
+void
+bfa_ioc_enable(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_stats(ioc, ioc_enables);
+ ioc->dbg_fwsave_once = BFA_TRUE;
+
+ bfa_fsm_send_event(ioc, IOC_E_ENABLE);
+}
+
+void
+bfa_ioc_disable(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_stats(ioc, ioc_disables);
+ bfa_fsm_send_event(ioc, IOC_E_DISABLE);
+}
+
+void
+bfa_ioc_suspend(struct bfa_ioc_s *ioc)
+{
+ ioc->dbg_fwsave_once = BFA_TRUE;
+ bfa_fsm_send_event(ioc, IOC_E_HWERROR);
+}
+
+/*
+ * Initialize memory for saving firmware trace. Driver must initialize
+ * trace memory before call bfa_ioc_enable().
+ */
+void
+bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave)
+{
+ ioc->dbg_fwsave = dbg_fwsave;
+ ioc->dbg_fwsave_len = BFA_DBG_FWTRC_LEN;
+}
+
+/*
+ * Register mailbox message handler functions
+ *
+ * @param[in] ioc IOC instance
+ * @param[in] mcfuncs message class handler functions
+ */
+void
+bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+ int mc;
+
+ for (mc = 0; mc < BFI_MC_MAX; mc++)
+ mod->mbhdlr[mc].cbfn = mcfuncs[mc];
+}
+
+/*
+ * Register mailbox message handler function, to be called by common modules
+ */
+void
+bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
+ bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+
+ mod->mbhdlr[mc].cbfn = cbfn;
+ mod->mbhdlr[mc].cbarg = cbarg;
+}
+
+/*
+ * Queue a mailbox command request to firmware. Waits if mailbox is busy.
+ * Responsibility of caller to serialize
+ *
+ * @param[in] ioc IOC instance
+ * @param[i] cmd Mailbox command
+ */
+void
+bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+ u32 stat;
+
+ /*
+ * If a previous command is pending, queue new command
+ */
+ if (!list_empty(&mod->cmd_q)) {
+ list_add_tail(&cmd->qe, &mod->cmd_q);
+ return;
+ }
+
+ /*
+ * If mailbox is busy, queue command for poll timer
+ */
+ stat = readl(ioc->ioc_regs.hfn_mbox_cmd);
+ if (stat) {
+ list_add_tail(&cmd->qe, &mod->cmd_q);
+ return;
+ }
+
+ /*
+ * mailbox is free -- queue command to firmware
+ */
+ bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/*
+ * Handle mailbox interrupts
+ */
+void
+bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc)
+{
+ struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+ struct bfi_mbmsg_s m;
+ int mc;
+
+ if (bfa_ioc_msgget(ioc, &m)) {
+ /*
+ * Treat IOC message class as special.
+ */
+ mc = m.mh.msg_class;
+ if (mc == BFI_MC_IOC) {
+ bfa_ioc_isr(ioc, &m);
+ return;
+ }
+
+ if ((mc >= BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL))
+ return;
+
+ mod->mbhdlr[mc].cbfn(mod->mbhdlr[mc].cbarg, &m);
+ }
+
+ bfa_ioc_lpu_read_stat(ioc);
+
+ /*
+ * Try to send pending mailbox commands
+ */
+ bfa_ioc_mbox_poll(ioc);
+}
+
+void
+bfa_ioc_error_isr(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_stats(ioc, ioc_hbfails);
+ ioc->stats.hb_count = ioc->hb_count;
+ bfa_fsm_send_event(ioc, IOC_E_HWERROR);
+}
+
+/*
+ * return true if IOC is disabled
+ */
+bfa_boolean_t
+bfa_ioc_is_disabled(struct bfa_ioc_s *ioc)
+{
+ return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling) ||
+ bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled);
+}
+
+/*
+ * return true if IOC firmware is different.
+ */
+bfa_boolean_t
+bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc)
+{
+ return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset) ||
+ bfa_fsm_cmp_state(&ioc->iocpf, bfa_iocpf_sm_fwcheck) ||
+ bfa_fsm_cmp_state(&ioc->iocpf, bfa_iocpf_sm_mismatch);
+}
+
+/*
+ * Check if adapter is disabled -- both IOCs should be in a disabled
+ * state.
+ */
+bfa_boolean_t
+bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc)
+{
+ u32 ioc_state;
+
+ if (!bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled))
+ return BFA_FALSE;
+
+ ioc_state = bfa_ioc_get_cur_ioc_fwstate(ioc);
+ if (!bfa_ioc_state_disabled(ioc_state))
+ return BFA_FALSE;
+
+ if (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_FC_8G1P) {
+ ioc_state = bfa_ioc_get_cur_ioc_fwstate(ioc);
+ if (!bfa_ioc_state_disabled(ioc_state))
+ return BFA_FALSE;
+ }
+
+ return BFA_TRUE;
+}
+
+/*
+ * Reset IOC fwstate registers.
+ */
+void
+bfa_ioc_reset_fwstate(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_UNINIT);
+ bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_UNINIT);
+}
+
+#define BFA_MFG_NAME "QLogic"
+void
+bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
+ struct bfa_adapter_attr_s *ad_attr)
+{
+ struct bfi_ioc_attr_s *ioc_attr;
+
+ ioc_attr = ioc->attr;
+
+ bfa_ioc_get_adapter_serial_num(ioc, ad_attr->serial_num);
+ bfa_ioc_get_adapter_fw_ver(ioc, ad_attr->fw_ver);
+ bfa_ioc_get_adapter_optrom_ver(ioc, ad_attr->optrom_ver);
+ bfa_ioc_get_adapter_manufacturer(ioc, ad_attr->manufacturer);
+ memcpy(&ad_attr->vpd, &ioc_attr->vpd,
+ sizeof(struct bfa_mfg_vpd_s));
+
+ ad_attr->nports = bfa_ioc_get_nports(ioc);
+ ad_attr->max_speed = bfa_ioc_speed_sup(ioc);
+
+ bfa_ioc_get_adapter_model(ioc, ad_attr->model);
+ /* For now, model descr uses same model string */
+ bfa_ioc_get_adapter_model(ioc, ad_attr->model_descr);
+
+ ad_attr->card_type = ioc_attr->card_type;
+ ad_attr->is_mezz = bfa_mfg_is_mezz(ioc_attr->card_type);
+
+ if (BFI_ADAPTER_IS_SPECIAL(ioc_attr->adapter_prop))
+ ad_attr->prototype = 1;
+ else
+ ad_attr->prototype = 0;
+
+ ad_attr->pwwn = ioc->attr->pwwn;
+ ad_attr->mac = bfa_ioc_get_mac(ioc);
+
+ ad_attr->pcie_gen = ioc_attr->pcie_gen;
+ ad_attr->pcie_lanes = ioc_attr->pcie_lanes;
+ ad_attr->pcie_lanes_orig = ioc_attr->pcie_lanes_orig;
+ ad_attr->asic_rev = ioc_attr->asic_rev;
+
+ bfa_ioc_get_pci_chip_rev(ioc, ad_attr->hw_ver);
+
+ ad_attr->cna_capable = bfa_ioc_is_cna(ioc);
+ ad_attr->trunk_capable = (ad_attr->nports > 1) &&
+ !bfa_ioc_is_cna(ioc) && !ad_attr->is_mezz;
+ ad_attr->mfg_day = ioc_attr->mfg_day;
+ ad_attr->mfg_month = ioc_attr->mfg_month;
+ ad_attr->mfg_year = ioc_attr->mfg_year;
+ memcpy(ad_attr->uuid, ioc_attr->uuid, BFA_ADAPTER_UUID_LEN);
+}
+
+enum bfa_ioc_type_e
+bfa_ioc_get_type(struct bfa_ioc_s *ioc)
+{
+ if (ioc->clscode == BFI_PCIFN_CLASS_ETH)
+ return BFA_IOC_TYPE_LL;
+
+ WARN_ON(ioc->clscode != BFI_PCIFN_CLASS_FC);
+
+ return (ioc->attr->port_mode == BFI_PORT_MODE_FC)
+ ? BFA_IOC_TYPE_FC : BFA_IOC_TYPE_FCoE;
+}
+
+void
+bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num)
+{
+ memset((void *)serial_num, 0, BFA_ADAPTER_SERIAL_NUM_LEN);
+ memcpy((void *)serial_num,
+ (void *)ioc->attr->brcd_serialnum,
+ BFA_ADAPTER_SERIAL_NUM_LEN);
+}
+
+void
+bfa_ioc_get_adapter_fw_ver(struct bfa_ioc_s *ioc, char *fw_ver)
+{
+ memset((void *)fw_ver, 0, BFA_VERSION_LEN);
+ memcpy(fw_ver, ioc->attr->fw_version, BFA_VERSION_LEN);
+}
+
+void
+bfa_ioc_get_pci_chip_rev(struct bfa_ioc_s *ioc, char *chip_rev)
+{
+ WARN_ON(!chip_rev);
+
+ memset((void *)chip_rev, 0, BFA_IOC_CHIP_REV_LEN);
+
+ chip_rev[0] = 'R';
+ chip_rev[1] = 'e';
+ chip_rev[2] = 'v';
+ chip_rev[3] = '-';
+ chip_rev[4] = ioc->attr->asic_rev;
+ chip_rev[5] = '\0';
+}
+
+void
+bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver)
+{
+ memset((void *)optrom_ver, 0, BFA_VERSION_LEN);
+ memcpy(optrom_ver, ioc->attr->optrom_version,
+ BFA_VERSION_LEN);
+}
+
+void
+bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc, char *manufacturer)
+{
+ memset((void *)manufacturer, 0, BFA_ADAPTER_MFG_NAME_LEN);
+ strlcpy(manufacturer, BFA_MFG_NAME, BFA_ADAPTER_MFG_NAME_LEN);
+}
+
+void
+bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model)
+{
+ struct bfi_ioc_attr_s *ioc_attr;
+ u8 nports = bfa_ioc_get_nports(ioc);
+
+ WARN_ON(!model);
+ memset((void *)model, 0, BFA_ADAPTER_MODEL_NAME_LEN);
+
+ ioc_attr = ioc->attr;
+
+ if (bfa_asic_id_ct2(ioc->pcidev.device_id) &&
+ (!bfa_mfg_is_mezz(ioc_attr->card_type)))
+ snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u-%u%s",
+ BFA_MFG_NAME, ioc_attr->card_type, nports, "p");
+ else
+ snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u",
+ BFA_MFG_NAME, ioc_attr->card_type);
+}
+
+enum bfa_ioc_state
+bfa_ioc_get_state(struct bfa_ioc_s *ioc)
+{
+ enum bfa_iocpf_state iocpf_st;
+ enum bfa_ioc_state ioc_st = bfa_sm_to_state(ioc_sm_table, ioc->fsm);
+
+ if (ioc_st == BFA_IOC_ENABLING ||
+ ioc_st == BFA_IOC_FAIL || ioc_st == BFA_IOC_INITFAIL) {
+
+ iocpf_st = bfa_sm_to_state(iocpf_sm_table, ioc->iocpf.fsm);
+
+ switch (iocpf_st) {
+ case BFA_IOCPF_SEMWAIT:
+ ioc_st = BFA_IOC_SEMWAIT;
+ break;
+
+ case BFA_IOCPF_HWINIT:
+ ioc_st = BFA_IOC_HWINIT;
+ break;
+
+ case BFA_IOCPF_FWMISMATCH:
+ ioc_st = BFA_IOC_FWMISMATCH;
+ break;
+
+ case BFA_IOCPF_FAIL:
+ ioc_st = BFA_IOC_FAIL;
+ break;
+
+ case BFA_IOCPF_INITFAIL:
+ ioc_st = BFA_IOC_INITFAIL;
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ return ioc_st;
+}
+
+void
+bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr)
+{
+ memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr_s));
+
+ ioc_attr->state = bfa_ioc_get_state(ioc);
+ ioc_attr->port_id = bfa_ioc_portid(ioc);
+ ioc_attr->port_mode = ioc->port_mode;
+ ioc_attr->port_mode_cfg = ioc->port_mode_cfg;
+ ioc_attr->cap_bm = ioc->ad_cap_bm;
+
+ ioc_attr->ioc_type = bfa_ioc_get_type(ioc);
+
+ bfa_ioc_get_adapter_attr(ioc, &ioc_attr->adapter_attr);
+
+ ioc_attr->pci_attr.device_id = bfa_ioc_devid(ioc);
+ ioc_attr->pci_attr.pcifn = bfa_ioc_pcifn(ioc);
+ ioc_attr->def_fn = (bfa_ioc_pcifn(ioc) == bfa_ioc_portid(ioc));
+ bfa_ioc_get_pci_chip_rev(ioc, ioc_attr->pci_attr.chip_rev);
+}
+
+mac_t
+bfa_ioc_get_mac(struct bfa_ioc_s *ioc)
+{
+ /*
+ * Check the IOC type and return the appropriate MAC
+ */
+ if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_FCoE)
+ return ioc->attr->fcoe_mac;
+ else
+ return ioc->attr->mac;
+}
+
+mac_t
+bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc)
+{
+ mac_t m;
+
+ m = ioc->attr->mfg_mac;
+ if (bfa_mfg_is_old_wwn_mac_model(ioc->attr->card_type))
+ m.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc);
+ else
+ bfa_mfg_increment_wwn_mac(&(m.mac[MAC_ADDRLEN-3]),
+ bfa_ioc_pcifn(ioc));
+
+ return m;
+}
+
+/*
+ * Send AEN notification
+ */
+void
+bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+ enum bfa_ioc_type_e ioc_type;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ ioc_type = bfa_ioc_get_type(ioc);
+ switch (ioc_type) {
+ case BFA_IOC_TYPE_FC:
+ aen_entry->aen_data.ioc.pwwn = ioc->attr->pwwn;
+ break;
+ case BFA_IOC_TYPE_FCoE:
+ aen_entry->aen_data.ioc.pwwn = ioc->attr->pwwn;
+ aen_entry->aen_data.ioc.mac = bfa_ioc_get_mac(ioc);
+ break;
+ case BFA_IOC_TYPE_LL:
+ aen_entry->aen_data.ioc.mac = bfa_ioc_get_mac(ioc);
+ break;
+ default:
+ WARN_ON(ioc_type != BFA_IOC_TYPE_FC);
+ break;
+ }
+
+ /* Send the AEN notification */
+ aen_entry->aen_data.ioc.ioc_type = ioc_type;
+ bfad_im_post_vendor_event(aen_entry, bfad, ++ioc->ioc_aen_seq,
+ BFA_AEN_CAT_IOC, event);
+}
+
+/*
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, int *trclen)
+{
+ int tlen;
+
+ if (ioc->dbg_fwsave_len == 0)
+ return BFA_STATUS_ENOFSAVE;
+
+ tlen = *trclen;
+ if (tlen > ioc->dbg_fwsave_len)
+ tlen = ioc->dbg_fwsave_len;
+
+ memcpy(trcdata, ioc->dbg_fwsave, tlen);
+ *trclen = tlen;
+ return BFA_STATUS_OK;
+}
+
+
+/*
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen)
+{
+ u32 loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc));
+ int tlen;
+ bfa_status_t status;
+
+ bfa_trc(ioc, *trclen);
+
+ tlen = *trclen;
+ if (tlen > BFA_DBG_FWTRC_LEN)
+ tlen = BFA_DBG_FWTRC_LEN;
+
+ status = bfa_ioc_smem_read(ioc, trcdata, loff, tlen);
+ *trclen = tlen;
+ return status;
+}
+
+static void
+bfa_ioc_send_fwsync(struct bfa_ioc_s *ioc)
+{
+ struct bfa_mbox_cmd_s cmd;
+ struct bfi_ioc_ctrl_req_s *req = (struct bfi_ioc_ctrl_req_s *) cmd.msg;
+
+ bfi_h2i_set(req->mh, BFI_MC_IOC, BFI_IOC_H2I_DBG_SYNC,
+ bfa_ioc_portid(ioc));
+ req->clscode = cpu_to_be16(ioc->clscode);
+ bfa_ioc_mbox_queue(ioc, &cmd);
+}
+
+static void
+bfa_ioc_fwsync(struct bfa_ioc_s *ioc)
+{
+ u32 fwsync_iter = 1000;
+
+ bfa_ioc_send_fwsync(ioc);
+
+ /*
+ * After sending a fw sync mbox command wait for it to
+ * take effect. We will not wait for a response because
+ * 1. fw_sync mbox cmd doesn't have a response.
+ * 2. Even if we implement that, interrupts might not
+ * be enabled when we call this function.
+ * So, just keep checking if any mbox cmd is pending, and
+ * after waiting for a reasonable amount of time, go ahead.
+ * It is possible that fw has crashed and the mbox command
+ * is never acknowledged.
+ */
+ while (bfa_ioc_mbox_cmd_pending(ioc) && fwsync_iter > 0)
+ fwsync_iter--;
+}
+
+/*
+ * Dump firmware smem
+ */
+bfa_status_t
+bfa_ioc_debug_fwcore(struct bfa_ioc_s *ioc, void *buf,
+ u32 *offset, int *buflen)
+{
+ u32 loff;
+ int dlen;
+ bfa_status_t status;
+ u32 smem_len = BFA_IOC_FW_SMEM_SIZE(ioc);
+
+ if (*offset >= smem_len) {
+ *offset = *buflen = 0;
+ return BFA_STATUS_EINVAL;
+ }
+
+ loff = *offset;
+ dlen = *buflen;
+
+ /*
+ * First smem read, sync smem before proceeding
+ * No need to sync before reading every chunk.
+ */
+ if (loff == 0)
+ bfa_ioc_fwsync(ioc);
+
+ if ((loff + dlen) >= smem_len)
+ dlen = smem_len - loff;
+
+ status = bfa_ioc_smem_read(ioc, buf, loff, dlen);
+
+ if (status != BFA_STATUS_OK) {
+ *offset = *buflen = 0;
+ return status;
+ }
+
+ *offset += dlen;
+
+ if (*offset >= smem_len)
+ *offset = 0;
+
+ *buflen = dlen;
+
+ return status;
+}
+
+/*
+ * Firmware statistics
+ */
+bfa_status_t
+bfa_ioc_fw_stats_get(struct bfa_ioc_s *ioc, void *stats)
+{
+ u32 loff = BFI_IOC_FWSTATS_OFF + \
+ BFI_IOC_FWSTATS_SZ * (bfa_ioc_portid(ioc));
+ int tlen;
+ bfa_status_t status;
+
+ if (ioc->stats_busy) {
+ bfa_trc(ioc, ioc->stats_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+ ioc->stats_busy = BFA_TRUE;
+
+ tlen = sizeof(struct bfa_fw_stats_s);
+ status = bfa_ioc_smem_read(ioc, stats, loff, tlen);
+
+ ioc->stats_busy = BFA_FALSE;
+ return status;
+}
+
+bfa_status_t
+bfa_ioc_fw_stats_clear(struct bfa_ioc_s *ioc)
+{
+ u32 loff = BFI_IOC_FWSTATS_OFF + \
+ BFI_IOC_FWSTATS_SZ * (bfa_ioc_portid(ioc));
+ int tlen;
+ bfa_status_t status;
+
+ if (ioc->stats_busy) {
+ bfa_trc(ioc, ioc->stats_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+ ioc->stats_busy = BFA_TRUE;
+
+ tlen = sizeof(struct bfa_fw_stats_s);
+ status = bfa_ioc_smem_clr(ioc, loff, tlen);
+
+ ioc->stats_busy = BFA_FALSE;
+ return status;
+}
+
+/*
+ * Save firmware trace if configured.
+ */
+void
+bfa_ioc_debug_save_ftrc(struct bfa_ioc_s *ioc)
+{
+ int tlen;
+
+ if (ioc->dbg_fwsave_once) {
+ ioc->dbg_fwsave_once = BFA_FALSE;
+ if (ioc->dbg_fwsave_len) {
+ tlen = ioc->dbg_fwsave_len;
+ bfa_ioc_debug_fwtrc(ioc, ioc->dbg_fwsave, &tlen);
+ }
+ }
+}
+
+/*
+ * Firmware failure detected. Start recovery actions.
+ */
+static void
+bfa_ioc_recover(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_stats(ioc, ioc_hbfails);
+ ioc->stats.hb_count = ioc->hb_count;
+ bfa_fsm_send_event(ioc, IOC_E_HBFAIL);
+}
+
+/*
+ * BFA IOC PF private functions
+ */
+static void
+bfa_iocpf_timeout(void *ioc_arg)
+{
+ struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg;
+
+ bfa_trc(ioc, 0);
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_TIMEOUT);
+}
+
+static void
+bfa_iocpf_sem_timeout(void *ioc_arg)
+{
+ struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg;
+
+ bfa_ioc_hw_sem_get(ioc);
+}
+
+static void
+bfa_ioc_poll_fwinit(struct bfa_ioc_s *ioc)
+{
+ u32 fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc);
+
+ bfa_trc(ioc, fwstate);
+
+ if (fwstate == BFI_IOC_DISABLED) {
+ bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FWREADY);
+ return;
+ }
+
+ if (ioc->iocpf.poll_time >= (3 * BFA_IOC_TOV))
+ bfa_iocpf_timeout(ioc);
+ else {
+ ioc->iocpf.poll_time += BFA_IOC_POLL_TOV;
+ bfa_iocpf_poll_timer_start(ioc);
+ }
+}
+
+static void
+bfa_iocpf_poll_timeout(void *ioc_arg)
+{
+ struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg;
+
+ bfa_ioc_poll_fwinit(ioc);
+}
+
+/*
+ * bfa timer function
+ */
+void
+bfa_timer_beat(struct bfa_timer_mod_s *mod)
+{
+ struct list_head *qh = &mod->timer_q;
+ struct list_head *qe, *qe_next;
+ struct bfa_timer_s *elem;
+ struct list_head timedout_q;
+
+ INIT_LIST_HEAD(&timedout_q);
+
+ qe = bfa_q_next(qh);
+
+ while (qe != qh) {
+ qe_next = bfa_q_next(qe);
+
+ elem = (struct bfa_timer_s *) qe;
+ if (elem->timeout <= BFA_TIMER_FREQ) {
+ elem->timeout = 0;
+ list_del(&elem->qe);
+ list_add_tail(&elem->qe, &timedout_q);
+ } else {
+ elem->timeout -= BFA_TIMER_FREQ;
+ }
+
+ qe = qe_next; /* go to next elem */
+ }
+
+ /*
+ * Pop all the timeout entries
+ */
+ while (!list_empty(&timedout_q)) {
+ bfa_q_deq(&timedout_q, &elem);
+ elem->timercb(elem->arg);
+ }
+}
+
+/*
+ * Should be called with lock protection
+ */
+void
+bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
+ void (*timercb) (void *), void *arg, unsigned int timeout)
+{
+
+ WARN_ON(timercb == NULL);
+ WARN_ON(bfa_q_is_on_q(&mod->timer_q, timer));
+
+ timer->timeout = timeout;
+ timer->timercb = timercb;
+ timer->arg = arg;
+
+ list_add_tail(&timer->qe, &mod->timer_q);
+}
+
+/*
+ * Should be called with lock protection
+ */
+void
+bfa_timer_stop(struct bfa_timer_s *timer)
+{
+ WARN_ON(list_empty(&timer->qe));
+
+ list_del(&timer->qe);
+}
+
+/*
+ * ASIC block related
+ */
+static void
+bfa_ablk_config_swap(struct bfa_ablk_cfg_s *cfg)
+{
+ struct bfa_ablk_cfg_inst_s *cfg_inst;
+ int i, j;
+ u16 be16;
+
+ for (i = 0; i < BFA_ABLK_MAX; i++) {
+ cfg_inst = &cfg->inst[i];
+ for (j = 0; j < BFA_ABLK_MAX_PFS; j++) {
+ be16 = cfg_inst->pf_cfg[j].pers;
+ cfg_inst->pf_cfg[j].pers = be16_to_cpu(be16);
+ be16 = cfg_inst->pf_cfg[j].num_qpairs;
+ cfg_inst->pf_cfg[j].num_qpairs = be16_to_cpu(be16);
+ be16 = cfg_inst->pf_cfg[j].num_vectors;
+ cfg_inst->pf_cfg[j].num_vectors = be16_to_cpu(be16);
+ be16 = cfg_inst->pf_cfg[j].bw_min;
+ cfg_inst->pf_cfg[j].bw_min = be16_to_cpu(be16);
+ be16 = cfg_inst->pf_cfg[j].bw_max;
+ cfg_inst->pf_cfg[j].bw_max = be16_to_cpu(be16);
+ }
+ }
+}
+
+static void
+bfa_ablk_isr(void *cbarg, struct bfi_mbmsg_s *msg)
+{
+ struct bfa_ablk_s *ablk = (struct bfa_ablk_s *)cbarg;
+ struct bfi_ablk_i2h_rsp_s *rsp = (struct bfi_ablk_i2h_rsp_s *)msg;
+ bfa_ablk_cbfn_t cbfn;
+
+ WARN_ON(msg->mh.msg_class != BFI_MC_ABLK);
+ bfa_trc(ablk->ioc, msg->mh.msg_id);
+
+ switch (msg->mh.msg_id) {
+ case BFI_ABLK_I2H_QUERY:
+ if (rsp->status == BFA_STATUS_OK) {
+ memcpy(ablk->cfg, ablk->dma_addr.kva,
+ sizeof(struct bfa_ablk_cfg_s));
+ bfa_ablk_config_swap(ablk->cfg);
+ ablk->cfg = NULL;
+ }
+ break;
+
+ case BFI_ABLK_I2H_ADPT_CONFIG:
+ case BFI_ABLK_I2H_PORT_CONFIG:
+ /* update config port mode */
+ ablk->ioc->port_mode_cfg = rsp->port_mode;
+
+ case BFI_ABLK_I2H_PF_DELETE:
+ case BFI_ABLK_I2H_PF_UPDATE:
+ case BFI_ABLK_I2H_OPTROM_ENABLE:
+ case BFI_ABLK_I2H_OPTROM_DISABLE:
+ /* No-op */
+ break;
+
+ case BFI_ABLK_I2H_PF_CREATE:
+ *(ablk->pcifn) = rsp->pcifn;
+ ablk->pcifn = NULL;
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+
+ ablk->busy = BFA_FALSE;
+ if (ablk->cbfn) {
+ cbfn = ablk->cbfn;
+ ablk->cbfn = NULL;
+ cbfn(ablk->cbarg, rsp->status);
+ }
+}
+
+static void
+bfa_ablk_notify(void *cbarg, enum bfa_ioc_event_e event)
+{
+ struct bfa_ablk_s *ablk = (struct bfa_ablk_s *)cbarg;
+
+ bfa_trc(ablk->ioc, event);
+
+ switch (event) {
+ case BFA_IOC_E_ENABLED:
+ WARN_ON(ablk->busy != BFA_FALSE);
+ break;
+
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ /* Fail any pending requests */
+ ablk->pcifn = NULL;
+ if (ablk->busy) {
+ if (ablk->cbfn)
+ ablk->cbfn(ablk->cbarg, BFA_STATUS_FAILED);
+ ablk->cbfn = NULL;
+ ablk->busy = BFA_FALSE;
+ }
+ break;
+
+ default:
+ WARN_ON(1);
+ break;
+ }
+}
+
+u32
+bfa_ablk_meminfo(void)
+{
+ return BFA_ROUNDUP(sizeof(struct bfa_ablk_cfg_s), BFA_DMA_ALIGN_SZ);
+}
+
+void
+bfa_ablk_memclaim(struct bfa_ablk_s *ablk, u8 *dma_kva, u64 dma_pa)
+{
+ ablk->dma_addr.kva = dma_kva;
+ ablk->dma_addr.pa = dma_pa;
+}
+
+void
+bfa_ablk_attach(struct bfa_ablk_s *ablk, struct bfa_ioc_s *ioc)
+{
+ ablk->ioc = ioc;
+
+ bfa_ioc_mbox_regisr(ablk->ioc, BFI_MC_ABLK, bfa_ablk_isr, ablk);
+ bfa_q_qe_init(&ablk->ioc_notify);
+ bfa_ioc_notify_init(&ablk->ioc_notify, bfa_ablk_notify, ablk);
+ list_add_tail(&ablk->ioc_notify.qe, &ablk->ioc->notify_q);
+}
+
+bfa_status_t
+bfa_ablk_query(struct bfa_ablk_s *ablk, struct bfa_ablk_cfg_s *ablk_cfg,
+ bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_query_s *m;
+
+ WARN_ON(!ablk_cfg);
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cfg = ablk_cfg;
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_query_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_QUERY,
+ bfa_ioc_portid(ablk->ioc));
+ bfa_dma_be_addr_set(m->addr, ablk->dma_addr.pa);
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_pf_create(struct bfa_ablk_s *ablk, u16 *pcifn,
+ u8 port, enum bfi_pcifn_class personality,
+ u16 bw_min, u16 bw_max,
+ bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_pf_req_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->pcifn = pcifn;
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_pf_req_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PF_CREATE,
+ bfa_ioc_portid(ablk->ioc));
+ m->pers = cpu_to_be16((u16)personality);
+ m->bw_min = cpu_to_be16(bw_min);
+ m->bw_max = cpu_to_be16(bw_max);
+ m->port = port;
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_pf_delete(struct bfa_ablk_s *ablk, int pcifn,
+ bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_pf_req_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_pf_req_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PF_DELETE,
+ bfa_ioc_portid(ablk->ioc));
+ m->pcifn = (u8)pcifn;
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_adapter_config(struct bfa_ablk_s *ablk, enum bfa_mode_s mode,
+ int max_pf, int max_vf, bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_cfg_req_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_cfg_req_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_ADPT_CONFIG,
+ bfa_ioc_portid(ablk->ioc));
+ m->mode = (u8)mode;
+ m->max_pf = (u8)max_pf;
+ m->max_vf = (u8)max_vf;
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_port_config(struct bfa_ablk_s *ablk, int port, enum bfa_mode_s mode,
+ int max_pf, int max_vf, bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_cfg_req_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_cfg_req_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PORT_CONFIG,
+ bfa_ioc_portid(ablk->ioc));
+ m->port = (u8)port;
+ m->mode = (u8)mode;
+ m->max_pf = (u8)max_pf;
+ m->max_vf = (u8)max_vf;
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_pf_update(struct bfa_ablk_s *ablk, int pcifn, u16 bw_min,
+ u16 bw_max, bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_pf_req_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_pf_req_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PF_UPDATE,
+ bfa_ioc_portid(ablk->ioc));
+ m->pcifn = (u8)pcifn;
+ m->bw_min = cpu_to_be16(bw_min);
+ m->bw_max = cpu_to_be16(bw_max);
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_optrom_en(struct bfa_ablk_s *ablk, bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_optrom_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_optrom_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_OPTROM_ENABLE,
+ bfa_ioc_portid(ablk->ioc));
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_ablk_optrom_dis(struct bfa_ablk_s *ablk, bfa_ablk_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_ablk_h2i_optrom_s *m;
+
+ if (!bfa_ioc_is_operational(ablk->ioc)) {
+ bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (ablk->busy) {
+ bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ ablk->cbfn = cbfn;
+ ablk->cbarg = cbarg;
+ ablk->busy = BFA_TRUE;
+
+ m = (struct bfi_ablk_h2i_optrom_s *)ablk->mb.msg;
+ bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_OPTROM_DISABLE,
+ bfa_ioc_portid(ablk->ioc));
+ bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * SFP module specific
+ */
+
+/* forward declarations */
+static void bfa_sfp_getdata_send(struct bfa_sfp_s *sfp);
+static void bfa_sfp_media_get(struct bfa_sfp_s *sfp);
+static bfa_status_t bfa_sfp_speed_valid(struct bfa_sfp_s *sfp,
+ enum bfa_port_speed portspeed);
+
+static void
+bfa_cb_sfp_show(struct bfa_sfp_s *sfp)
+{
+ bfa_trc(sfp, sfp->lock);
+ if (sfp->cbfn)
+ sfp->cbfn(sfp->cbarg, sfp->status);
+ sfp->lock = 0;
+ sfp->cbfn = NULL;
+}
+
+static void
+bfa_cb_sfp_state_query(struct bfa_sfp_s *sfp)
+{
+ bfa_trc(sfp, sfp->portspeed);
+ if (sfp->media) {
+ bfa_sfp_media_get(sfp);
+ if (sfp->state_query_cbfn)
+ sfp->state_query_cbfn(sfp->state_query_cbarg,
+ sfp->status);
+ sfp->media = NULL;
+ }
+
+ if (sfp->portspeed) {
+ sfp->status = bfa_sfp_speed_valid(sfp, sfp->portspeed);
+ if (sfp->state_query_cbfn)
+ sfp->state_query_cbfn(sfp->state_query_cbarg,
+ sfp->status);
+ sfp->portspeed = BFA_PORT_SPEED_UNKNOWN;
+ }
+
+ sfp->state_query_lock = 0;
+ sfp->state_query_cbfn = NULL;
+}
+
+/*
+ * IOC event handler.
+ */
+static void
+bfa_sfp_notify(void *sfp_arg, enum bfa_ioc_event_e event)
+{
+ struct bfa_sfp_s *sfp = sfp_arg;
+
+ bfa_trc(sfp, event);
+ bfa_trc(sfp, sfp->lock);
+ bfa_trc(sfp, sfp->state_query_lock);
+
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ if (sfp->lock) {
+ sfp->status = BFA_STATUS_IOC_FAILURE;
+ bfa_cb_sfp_show(sfp);
+ }
+
+ if (sfp->state_query_lock) {
+ sfp->status = BFA_STATUS_IOC_FAILURE;
+ bfa_cb_sfp_state_query(sfp);
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+/*
+ * SFP's State Change Notification post to AEN
+ */
+static void
+bfa_sfp_scn_aen_post(struct bfa_sfp_s *sfp, struct bfi_sfp_scn_s *rsp)
+{
+ struct bfad_s *bfad = (struct bfad_s *)sfp->ioc->bfa->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+ enum bfa_port_aen_event aen_evt = 0;
+
+ bfa_trc(sfp, (((u64)rsp->pomlvl) << 16) | (((u64)rsp->sfpid) << 8) |
+ ((u64)rsp->event));
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.port.ioc_type = bfa_ioc_get_type(sfp->ioc);
+ aen_entry->aen_data.port.pwwn = sfp->ioc->attr->pwwn;
+ aen_entry->aen_data.port.mac = bfa_ioc_get_mac(sfp->ioc);
+
+ switch (rsp->event) {
+ case BFA_SFP_SCN_INSERTED:
+ aen_evt = BFA_PORT_AEN_SFP_INSERT;
+ break;
+ case BFA_SFP_SCN_REMOVED:
+ aen_evt = BFA_PORT_AEN_SFP_REMOVE;
+ break;
+ case BFA_SFP_SCN_FAILED:
+ aen_evt = BFA_PORT_AEN_SFP_ACCESS_ERROR;
+ break;
+ case BFA_SFP_SCN_UNSUPPORT:
+ aen_evt = BFA_PORT_AEN_SFP_UNSUPPORT;
+ break;
+ case BFA_SFP_SCN_POM:
+ aen_evt = BFA_PORT_AEN_SFP_POM;
+ aen_entry->aen_data.port.level = rsp->pomlvl;
+ break;
+ default:
+ bfa_trc(sfp, rsp->event);
+ WARN_ON(1);
+ }
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++sfp->ioc->ioc_aen_seq,
+ BFA_AEN_CAT_PORT, aen_evt);
+}
+
+/*
+ * SFP get data send
+ */
+static void
+bfa_sfp_getdata_send(struct bfa_sfp_s *sfp)
+{
+ struct bfi_sfp_req_s *req = (struct bfi_sfp_req_s *)sfp->mbcmd.msg;
+
+ bfa_trc(sfp, req->memtype);
+
+ /* build host command */
+ bfi_h2i_set(req->mh, BFI_MC_SFP, BFI_SFP_H2I_SHOW,
+ bfa_ioc_portid(sfp->ioc));
+
+ /* send mbox cmd */
+ bfa_ioc_mbox_queue(sfp->ioc, &sfp->mbcmd);
+}
+
+/*
+ * SFP is valid, read sfp data
+ */
+static void
+bfa_sfp_getdata(struct bfa_sfp_s *sfp, enum bfi_sfp_mem_e memtype)
+{
+ struct bfi_sfp_req_s *req = (struct bfi_sfp_req_s *)sfp->mbcmd.msg;
+
+ WARN_ON(sfp->lock != 0);
+ bfa_trc(sfp, sfp->state);
+
+ sfp->lock = 1;
+ sfp->memtype = memtype;
+ req->memtype = memtype;
+
+ /* Setup SG list */
+ bfa_alen_set(&req->alen, sizeof(struct sfp_mem_s), sfp->dbuf_pa);
+
+ bfa_sfp_getdata_send(sfp);
+}
+
+/*
+ * SFP scn handler
+ */
+static void
+bfa_sfp_scn(struct bfa_sfp_s *sfp, struct bfi_mbmsg_s *msg)
+{
+ struct bfi_sfp_scn_s *rsp = (struct bfi_sfp_scn_s *) msg;
+
+ switch (rsp->event) {
+ case BFA_SFP_SCN_INSERTED:
+ sfp->state = BFA_SFP_STATE_INSERTED;
+ sfp->data_valid = 0;
+ bfa_sfp_scn_aen_post(sfp, rsp);
+ break;
+ case BFA_SFP_SCN_REMOVED:
+ sfp->state = BFA_SFP_STATE_REMOVED;
+ sfp->data_valid = 0;
+ bfa_sfp_scn_aen_post(sfp, rsp);
+ break;
+ case BFA_SFP_SCN_FAILED:
+ sfp->state = BFA_SFP_STATE_FAILED;
+ sfp->data_valid = 0;
+ bfa_sfp_scn_aen_post(sfp, rsp);
+ break;
+ case BFA_SFP_SCN_UNSUPPORT:
+ sfp->state = BFA_SFP_STATE_UNSUPPORT;
+ bfa_sfp_scn_aen_post(sfp, rsp);
+ if (!sfp->lock)
+ bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL);
+ break;
+ case BFA_SFP_SCN_POM:
+ bfa_sfp_scn_aen_post(sfp, rsp);
+ break;
+ case BFA_SFP_SCN_VALID:
+ sfp->state = BFA_SFP_STATE_VALID;
+ if (!sfp->lock)
+ bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL);
+ break;
+ default:
+ bfa_trc(sfp, rsp->event);
+ WARN_ON(1);
+ }
+}
+
+/*
+ * SFP show complete
+ */
+static void
+bfa_sfp_show_comp(struct bfa_sfp_s *sfp, struct bfi_mbmsg_s *msg)
+{
+ struct bfi_sfp_rsp_s *rsp = (struct bfi_sfp_rsp_s *) msg;
+
+ if (!sfp->lock) {
+ /*
+ * receiving response after ioc failure
+ */
+ bfa_trc(sfp, sfp->lock);
+ return;
+ }
+
+ bfa_trc(sfp, rsp->status);
+ if (rsp->status == BFA_STATUS_OK) {
+ sfp->data_valid = 1;
+ if (sfp->state == BFA_SFP_STATE_VALID)
+ sfp->status = BFA_STATUS_OK;
+ else if (sfp->state == BFA_SFP_STATE_UNSUPPORT)
+ sfp->status = BFA_STATUS_SFP_UNSUPP;
+ else
+ bfa_trc(sfp, sfp->state);
+ } else {
+ sfp->data_valid = 0;
+ sfp->status = rsp->status;
+ /* sfpshow shouldn't change sfp state */
+ }
+
+ bfa_trc(sfp, sfp->memtype);
+ if (sfp->memtype == BFI_SFP_MEM_DIAGEXT) {
+ bfa_trc(sfp, sfp->data_valid);
+ if (sfp->data_valid) {
+ u32 size = sizeof(struct sfp_mem_s);
+ u8 *des = (u8 *)(sfp->sfpmem);
+ memcpy(des, sfp->dbuf_kva, size);
+ }
+ /*
+ * Queue completion callback.
+ */
+ bfa_cb_sfp_show(sfp);
+ } else
+ sfp->lock = 0;
+
+ bfa_trc(sfp, sfp->state_query_lock);
+ if (sfp->state_query_lock) {
+ sfp->state = rsp->state;
+ /* Complete callback */
+ bfa_cb_sfp_state_query(sfp);
+ }
+}
+
+/*
+ * SFP query fw sfp state
+ */
+static void
+bfa_sfp_state_query(struct bfa_sfp_s *sfp)
+{
+ struct bfi_sfp_req_s *req = (struct bfi_sfp_req_s *)sfp->mbcmd.msg;
+
+ /* Should not be doing query if not in _INIT state */
+ WARN_ON(sfp->state != BFA_SFP_STATE_INIT);
+ WARN_ON(sfp->state_query_lock != 0);
+ bfa_trc(sfp, sfp->state);
+
+ sfp->state_query_lock = 1;
+ req->memtype = 0;
+
+ if (!sfp->lock)
+ bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL);
+}
+
+static void
+bfa_sfp_media_get(struct bfa_sfp_s *sfp)
+{
+ enum bfa_defs_sfp_media_e *media = sfp->media;
+
+ *media = BFA_SFP_MEDIA_UNKNOWN;
+
+ if (sfp->state == BFA_SFP_STATE_UNSUPPORT)
+ *media = BFA_SFP_MEDIA_UNSUPPORT;
+ else if (sfp->state == BFA_SFP_STATE_VALID) {
+ union sfp_xcvr_e10g_code_u e10g;
+ struct sfp_mem_s *sfpmem = (struct sfp_mem_s *)sfp->dbuf_kva;
+ u16 xmtr_tech = (sfpmem->srlid_base.xcvr[4] & 0x3) << 7 |
+ (sfpmem->srlid_base.xcvr[5] >> 1);
+
+ e10g.b = sfpmem->srlid_base.xcvr[0];
+ bfa_trc(sfp, e10g.b);
+ bfa_trc(sfp, xmtr_tech);
+ /* check fc transmitter tech */
+ if ((xmtr_tech & SFP_XMTR_TECH_CU) ||
+ (xmtr_tech & SFP_XMTR_TECH_CP) ||
+ (xmtr_tech & SFP_XMTR_TECH_CA))
+ *media = BFA_SFP_MEDIA_CU;
+ else if ((xmtr_tech & SFP_XMTR_TECH_EL_INTRA) ||
+ (xmtr_tech & SFP_XMTR_TECH_EL_INTER))
+ *media = BFA_SFP_MEDIA_EL;
+ else if ((xmtr_tech & SFP_XMTR_TECH_LL) ||
+ (xmtr_tech & SFP_XMTR_TECH_LC))
+ *media = BFA_SFP_MEDIA_LW;
+ else if ((xmtr_tech & SFP_XMTR_TECH_SL) ||
+ (xmtr_tech & SFP_XMTR_TECH_SN) ||
+ (xmtr_tech & SFP_XMTR_TECH_SA))
+ *media = BFA_SFP_MEDIA_SW;
+ /* Check 10G Ethernet Compilance code */
+ else if (e10g.r.e10g_sr)
+ *media = BFA_SFP_MEDIA_SW;
+ else if (e10g.r.e10g_lrm && e10g.r.e10g_lr)
+ *media = BFA_SFP_MEDIA_LW;
+ else if (e10g.r.e10g_unall)
+ *media = BFA_SFP_MEDIA_UNKNOWN;
+ else
+ bfa_trc(sfp, 0);
+ } else
+ bfa_trc(sfp, sfp->state);
+}
+
+static bfa_status_t
+bfa_sfp_speed_valid(struct bfa_sfp_s *sfp, enum bfa_port_speed portspeed)
+{
+ struct sfp_mem_s *sfpmem = (struct sfp_mem_s *)sfp->dbuf_kva;
+ struct sfp_xcvr_s *xcvr = (struct sfp_xcvr_s *) sfpmem->srlid_base.xcvr;
+ union sfp_xcvr_fc3_code_u fc3 = xcvr->fc3;
+ union sfp_xcvr_e10g_code_u e10g = xcvr->e10g;
+
+ if (portspeed == BFA_PORT_SPEED_10GBPS) {
+ if (e10g.r.e10g_sr || e10g.r.e10g_lr)
+ return BFA_STATUS_OK;
+ else {
+ bfa_trc(sfp, e10g.b);
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+ }
+ if (((portspeed & BFA_PORT_SPEED_16GBPS) && fc3.r.mb1600) ||
+ ((portspeed & BFA_PORT_SPEED_8GBPS) && fc3.r.mb800) ||
+ ((portspeed & BFA_PORT_SPEED_4GBPS) && fc3.r.mb400) ||
+ ((portspeed & BFA_PORT_SPEED_2GBPS) && fc3.r.mb200) ||
+ ((portspeed & BFA_PORT_SPEED_1GBPS) && fc3.r.mb100))
+ return BFA_STATUS_OK;
+ else {
+ bfa_trc(sfp, portspeed);
+ bfa_trc(sfp, fc3.b);
+ bfa_trc(sfp, e10g.b);
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+}
+
+/*
+ * SFP hmbox handler
+ */
+void
+bfa_sfp_intr(void *sfparg, struct bfi_mbmsg_s *msg)
+{
+ struct bfa_sfp_s *sfp = sfparg;
+
+ switch (msg->mh.msg_id) {
+ case BFI_SFP_I2H_SHOW:
+ bfa_sfp_show_comp(sfp, msg);
+ break;
+
+ case BFI_SFP_I2H_SCN:
+ bfa_sfp_scn(sfp, msg);
+ break;
+
+ default:
+ bfa_trc(sfp, msg->mh.msg_id);
+ WARN_ON(1);
+ }
+}
+
+/*
+ * Return DMA memory needed by sfp module.
+ */
+u32
+bfa_sfp_meminfo(void)
+{
+ return BFA_ROUNDUP(sizeof(struct sfp_mem_s), BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Attach virtual and physical memory for SFP.
+ */
+void
+bfa_sfp_attach(struct bfa_sfp_s *sfp, struct bfa_ioc_s *ioc, void *dev,
+ struct bfa_trc_mod_s *trcmod)
+{
+ sfp->dev = dev;
+ sfp->ioc = ioc;
+ sfp->trcmod = trcmod;
+
+ sfp->cbfn = NULL;
+ sfp->cbarg = NULL;
+ sfp->sfpmem = NULL;
+ sfp->lock = 0;
+ sfp->data_valid = 0;
+ sfp->state = BFA_SFP_STATE_INIT;
+ sfp->state_query_lock = 0;
+ sfp->state_query_cbfn = NULL;
+ sfp->state_query_cbarg = NULL;
+ sfp->media = NULL;
+ sfp->portspeed = BFA_PORT_SPEED_UNKNOWN;
+ sfp->is_elb = BFA_FALSE;
+
+ bfa_ioc_mbox_regisr(sfp->ioc, BFI_MC_SFP, bfa_sfp_intr, sfp);
+ bfa_q_qe_init(&sfp->ioc_notify);
+ bfa_ioc_notify_init(&sfp->ioc_notify, bfa_sfp_notify, sfp);
+ list_add_tail(&sfp->ioc_notify.qe, &sfp->ioc->notify_q);
+}
+
+/*
+ * Claim Memory for SFP
+ */
+void
+bfa_sfp_memclaim(struct bfa_sfp_s *sfp, u8 *dm_kva, u64 dm_pa)
+{
+ sfp->dbuf_kva = dm_kva;
+ sfp->dbuf_pa = dm_pa;
+ memset(sfp->dbuf_kva, 0, sizeof(struct sfp_mem_s));
+
+ dm_kva += BFA_ROUNDUP(sizeof(struct sfp_mem_s), BFA_DMA_ALIGN_SZ);
+ dm_pa += BFA_ROUNDUP(sizeof(struct sfp_mem_s), BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Show SFP eeprom content
+ *
+ * @param[in] sfp - bfa sfp module
+ *
+ * @param[out] sfpmem - sfp eeprom data
+ *
+ */
+bfa_status_t
+bfa_sfp_show(struct bfa_sfp_s *sfp, struct sfp_mem_s *sfpmem,
+ bfa_cb_sfp_t cbfn, void *cbarg)
+{
+
+ if (!bfa_ioc_is_operational(sfp->ioc)) {
+ bfa_trc(sfp, 0);
+ return BFA_STATUS_IOC_NON_OP;
+ }
+
+ if (sfp->lock) {
+ bfa_trc(sfp, 0);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ sfp->cbfn = cbfn;
+ sfp->cbarg = cbarg;
+ sfp->sfpmem = sfpmem;
+
+ bfa_sfp_getdata(sfp, BFI_SFP_MEM_DIAGEXT);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Return SFP Media type
+ *
+ * @param[in] sfp - bfa sfp module
+ *
+ * @param[out] media - port speed from user
+ *
+ */
+bfa_status_t
+bfa_sfp_media(struct bfa_sfp_s *sfp, enum bfa_defs_sfp_media_e *media,
+ bfa_cb_sfp_t cbfn, void *cbarg)
+{
+ if (!bfa_ioc_is_operational(sfp->ioc)) {
+ bfa_trc(sfp, 0);
+ return BFA_STATUS_IOC_NON_OP;
+ }
+
+ sfp->media = media;
+ if (sfp->state == BFA_SFP_STATE_INIT) {
+ if (sfp->state_query_lock) {
+ bfa_trc(sfp, 0);
+ return BFA_STATUS_DEVBUSY;
+ } else {
+ sfp->state_query_cbfn = cbfn;
+ sfp->state_query_cbarg = cbarg;
+ bfa_sfp_state_query(sfp);
+ return BFA_STATUS_SFP_NOT_READY;
+ }
+ }
+
+ bfa_sfp_media_get(sfp);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Check if user set port speed is allowed by the SFP
+ *
+ * @param[in] sfp - bfa sfp module
+ * @param[in] portspeed - port speed from user
+ *
+ */
+bfa_status_t
+bfa_sfp_speed(struct bfa_sfp_s *sfp, enum bfa_port_speed portspeed,
+ bfa_cb_sfp_t cbfn, void *cbarg)
+{
+ WARN_ON(portspeed == BFA_PORT_SPEED_UNKNOWN);
+
+ if (!bfa_ioc_is_operational(sfp->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* For Mezz card, all speed is allowed */
+ if (bfa_mfg_is_mezz(sfp->ioc->attr->card_type))
+ return BFA_STATUS_OK;
+
+ /* Check SFP state */
+ sfp->portspeed = portspeed;
+ if (sfp->state == BFA_SFP_STATE_INIT) {
+ if (sfp->state_query_lock) {
+ bfa_trc(sfp, 0);
+ return BFA_STATUS_DEVBUSY;
+ } else {
+ sfp->state_query_cbfn = cbfn;
+ sfp->state_query_cbarg = cbarg;
+ bfa_sfp_state_query(sfp);
+ return BFA_STATUS_SFP_NOT_READY;
+ }
+ }
+
+ if (sfp->state == BFA_SFP_STATE_REMOVED ||
+ sfp->state == BFA_SFP_STATE_FAILED) {
+ bfa_trc(sfp, sfp->state);
+ return BFA_STATUS_NO_SFP_DEV;
+ }
+
+ if (sfp->state == BFA_SFP_STATE_INSERTED) {
+ bfa_trc(sfp, sfp->state);
+ return BFA_STATUS_DEVBUSY; /* sfp is reading data */
+ }
+
+ /* For eloopback, all speed is allowed */
+ if (sfp->is_elb)
+ return BFA_STATUS_OK;
+
+ return bfa_sfp_speed_valid(sfp, portspeed);
+}
+
+/*
+ * Flash module specific
+ */
+
+/*
+ * FLASH DMA buffer should be big enough to hold both MFG block and
+ * asic block(64k) at the same time and also should be 2k aligned to
+ * avoid write segement to cross sector boundary.
+ */
+#define BFA_FLASH_SEG_SZ 2048
+#define BFA_FLASH_DMA_BUF_SZ \
+ BFA_ROUNDUP(0x010000 + sizeof(struct bfa_mfg_block_s), BFA_FLASH_SEG_SZ)
+
+static void
+bfa_flash_aen_audit_post(struct bfa_ioc_s *ioc, enum bfa_audit_aen_event event,
+ int inst, int type)
+{
+ struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.audit.pwwn = ioc->attr->pwwn;
+ aen_entry->aen_data.audit.partition_inst = inst;
+ aen_entry->aen_data.audit.partition_type = type;
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++ioc->ioc_aen_seq,
+ BFA_AEN_CAT_AUDIT, event);
+}
+
+static void
+bfa_flash_cb(struct bfa_flash_s *flash)
+{
+ flash->op_busy = 0;
+ if (flash->cbfn)
+ flash->cbfn(flash->cbarg, flash->status);
+}
+
+static void
+bfa_flash_notify(void *cbarg, enum bfa_ioc_event_e event)
+{
+ struct bfa_flash_s *flash = cbarg;
+
+ bfa_trc(flash, event);
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ if (flash->op_busy) {
+ flash->status = BFA_STATUS_IOC_FAILURE;
+ flash->cbfn(flash->cbarg, flash->status);
+ flash->op_busy = 0;
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+/*
+ * Send flash attribute query request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_flash_query_send(void *cbarg)
+{
+ struct bfa_flash_s *flash = cbarg;
+ struct bfi_flash_query_req_s *msg =
+ (struct bfi_flash_query_req_s *) flash->mb.msg;
+
+ bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_QUERY_REQ,
+ bfa_ioc_portid(flash->ioc));
+ bfa_alen_set(&msg->alen, sizeof(struct bfa_flash_attr_s),
+ flash->dbuf_pa);
+ bfa_ioc_mbox_queue(flash->ioc, &flash->mb);
+}
+
+/*
+ * Send flash write request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_flash_write_send(struct bfa_flash_s *flash)
+{
+ struct bfi_flash_write_req_s *msg =
+ (struct bfi_flash_write_req_s *) flash->mb.msg;
+ u32 len;
+
+ msg->type = be32_to_cpu(flash->type);
+ msg->instance = flash->instance;
+ msg->offset = be32_to_cpu(flash->addr_off + flash->offset);
+ len = (flash->residue < BFA_FLASH_DMA_BUF_SZ) ?
+ flash->residue : BFA_FLASH_DMA_BUF_SZ;
+ msg->length = be32_to_cpu(len);
+
+ /* indicate if it's the last msg of the whole write operation */
+ msg->last = (len == flash->residue) ? 1 : 0;
+
+ bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_WRITE_REQ,
+ bfa_ioc_portid(flash->ioc));
+ bfa_alen_set(&msg->alen, len, flash->dbuf_pa);
+ memcpy(flash->dbuf_kva, flash->ubuf + flash->offset, len);
+ bfa_ioc_mbox_queue(flash->ioc, &flash->mb);
+
+ flash->residue -= len;
+ flash->offset += len;
+}
+
+/*
+ * Send flash read request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_flash_read_send(void *cbarg)
+{
+ struct bfa_flash_s *flash = cbarg;
+ struct bfi_flash_read_req_s *msg =
+ (struct bfi_flash_read_req_s *) flash->mb.msg;
+ u32 len;
+
+ msg->type = be32_to_cpu(flash->type);
+ msg->instance = flash->instance;
+ msg->offset = be32_to_cpu(flash->addr_off + flash->offset);
+ len = (flash->residue < BFA_FLASH_DMA_BUF_SZ) ?
+ flash->residue : BFA_FLASH_DMA_BUF_SZ;
+ msg->length = be32_to_cpu(len);
+ bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_READ_REQ,
+ bfa_ioc_portid(flash->ioc));
+ bfa_alen_set(&msg->alen, len, flash->dbuf_pa);
+ bfa_ioc_mbox_queue(flash->ioc, &flash->mb);
+}
+
+/*
+ * Send flash erase request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_flash_erase_send(void *cbarg)
+{
+ struct bfa_flash_s *flash = cbarg;
+ struct bfi_flash_erase_req_s *msg =
+ (struct bfi_flash_erase_req_s *) flash->mb.msg;
+
+ msg->type = be32_to_cpu(flash->type);
+ msg->instance = flash->instance;
+ bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_ERASE_REQ,
+ bfa_ioc_portid(flash->ioc));
+ bfa_ioc_mbox_queue(flash->ioc, &flash->mb);
+}
+
+/*
+ * Process flash response messages upon receiving interrupts.
+ *
+ * @param[in] flasharg - flash structure
+ * @param[in] msg - message structure
+ */
+static void
+bfa_flash_intr(void *flasharg, struct bfi_mbmsg_s *msg)
+{
+ struct bfa_flash_s *flash = flasharg;
+ u32 status;
+
+ union {
+ struct bfi_flash_query_rsp_s *query;
+ struct bfi_flash_erase_rsp_s *erase;
+ struct bfi_flash_write_rsp_s *write;
+ struct bfi_flash_read_rsp_s *read;
+ struct bfi_flash_event_s *event;
+ struct bfi_mbmsg_s *msg;
+ } m;
+
+ m.msg = msg;
+ bfa_trc(flash, msg->mh.msg_id);
+
+ if (!flash->op_busy && msg->mh.msg_id != BFI_FLASH_I2H_EVENT) {
+ /* receiving response after ioc failure */
+ bfa_trc(flash, 0x9999);
+ return;
+ }
+
+ switch (msg->mh.msg_id) {
+ case BFI_FLASH_I2H_QUERY_RSP:
+ status = be32_to_cpu(m.query->status);
+ bfa_trc(flash, status);
+ if (status == BFA_STATUS_OK) {
+ u32 i;
+ struct bfa_flash_attr_s *attr, *f;
+
+ attr = (struct bfa_flash_attr_s *) flash->ubuf;
+ f = (struct bfa_flash_attr_s *) flash->dbuf_kva;
+ attr->status = be32_to_cpu(f->status);
+ attr->npart = be32_to_cpu(f->npart);
+ bfa_trc(flash, attr->status);
+ bfa_trc(flash, attr->npart);
+ for (i = 0; i < attr->npart; i++) {
+ attr->part[i].part_type =
+ be32_to_cpu(f->part[i].part_type);
+ attr->part[i].part_instance =
+ be32_to_cpu(f->part[i].part_instance);
+ attr->part[i].part_off =
+ be32_to_cpu(f->part[i].part_off);
+ attr->part[i].part_size =
+ be32_to_cpu(f->part[i].part_size);
+ attr->part[i].part_len =
+ be32_to_cpu(f->part[i].part_len);
+ attr->part[i].part_status =
+ be32_to_cpu(f->part[i].part_status);
+ }
+ }
+ flash->status = status;
+ bfa_flash_cb(flash);
+ break;
+ case BFI_FLASH_I2H_ERASE_RSP:
+ status = be32_to_cpu(m.erase->status);
+ bfa_trc(flash, status);
+ flash->status = status;
+ bfa_flash_cb(flash);
+ break;
+ case BFI_FLASH_I2H_WRITE_RSP:
+ status = be32_to_cpu(m.write->status);
+ bfa_trc(flash, status);
+ if (status != BFA_STATUS_OK || flash->residue == 0) {
+ flash->status = status;
+ bfa_flash_cb(flash);
+ } else {
+ bfa_trc(flash, flash->offset);
+ bfa_flash_write_send(flash);
+ }
+ break;
+ case BFI_FLASH_I2H_READ_RSP:
+ status = be32_to_cpu(m.read->status);
+ bfa_trc(flash, status);
+ if (status != BFA_STATUS_OK) {
+ flash->status = status;
+ bfa_flash_cb(flash);
+ } else {
+ u32 len = be32_to_cpu(m.read->length);
+ bfa_trc(flash, flash->offset);
+ bfa_trc(flash, len);
+ memcpy(flash->ubuf + flash->offset,
+ flash->dbuf_kva, len);
+ flash->residue -= len;
+ flash->offset += len;
+ if (flash->residue == 0) {
+ flash->status = status;
+ bfa_flash_cb(flash);
+ } else
+ bfa_flash_read_send(flash);
+ }
+ break;
+ case BFI_FLASH_I2H_BOOT_VER_RSP:
+ break;
+ case BFI_FLASH_I2H_EVENT:
+ status = be32_to_cpu(m.event->status);
+ bfa_trc(flash, status);
+ if (status == BFA_STATUS_BAD_FWCFG)
+ bfa_ioc_aen_post(flash->ioc, BFA_IOC_AEN_FWCFG_ERROR);
+ else if (status == BFA_STATUS_INVALID_VENDOR) {
+ u32 param;
+ param = be32_to_cpu(m.event->param);
+ bfa_trc(flash, param);
+ bfa_ioc_aen_post(flash->ioc,
+ BFA_IOC_AEN_INVALID_VENDOR);
+ }
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+}
+
+/*
+ * Flash memory info API.
+ *
+ * @param[in] mincfg - minimal cfg variable
+ */
+u32
+bfa_flash_meminfo(bfa_boolean_t mincfg)
+{
+ /* min driver doesn't need flash */
+ if (mincfg)
+ return 0;
+ return BFA_ROUNDUP(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Flash attach API.
+ *
+ * @param[in] flash - flash structure
+ * @param[in] ioc - ioc structure
+ * @param[in] dev - device structure
+ * @param[in] trcmod - trace module
+ * @param[in] logmod - log module
+ */
+void
+bfa_flash_attach(struct bfa_flash_s *flash, struct bfa_ioc_s *ioc, void *dev,
+ struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg)
+{
+ flash->ioc = ioc;
+ flash->trcmod = trcmod;
+ flash->cbfn = NULL;
+ flash->cbarg = NULL;
+ flash->op_busy = 0;
+
+ bfa_ioc_mbox_regisr(flash->ioc, BFI_MC_FLASH, bfa_flash_intr, flash);
+ bfa_q_qe_init(&flash->ioc_notify);
+ bfa_ioc_notify_init(&flash->ioc_notify, bfa_flash_notify, flash);
+ list_add_tail(&flash->ioc_notify.qe, &flash->ioc->notify_q);
+
+ /* min driver doesn't need flash */
+ if (mincfg) {
+ flash->dbuf_kva = NULL;
+ flash->dbuf_pa = 0;
+ }
+}
+
+/*
+ * Claim memory for flash
+ *
+ * @param[in] flash - flash structure
+ * @param[in] dm_kva - pointer to virtual memory address
+ * @param[in] dm_pa - physical memory address
+ * @param[in] mincfg - minimal cfg variable
+ */
+void
+bfa_flash_memclaim(struct bfa_flash_s *flash, u8 *dm_kva, u64 dm_pa,
+ bfa_boolean_t mincfg)
+{
+ if (mincfg)
+ return;
+
+ flash->dbuf_kva = dm_kva;
+ flash->dbuf_pa = dm_pa;
+ memset(flash->dbuf_kva, 0, BFA_FLASH_DMA_BUF_SZ);
+ dm_kva += BFA_ROUNDUP(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+ dm_pa += BFA_ROUNDUP(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Get flash attribute.
+ *
+ * @param[in] flash - flash structure
+ * @param[in] attr - flash attribute structure
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_flash_get_attr(struct bfa_flash_s *flash, struct bfa_flash_attr_s *attr,
+ bfa_cb_flash_t cbfn, void *cbarg)
+{
+ bfa_trc(flash, BFI_FLASH_H2I_QUERY_REQ);
+
+ if (!bfa_ioc_is_operational(flash->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (flash->op_busy) {
+ bfa_trc(flash, flash->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ flash->op_busy = 1;
+ flash->cbfn = cbfn;
+ flash->cbarg = cbarg;
+ flash->ubuf = (u8 *) attr;
+ bfa_flash_query_send(flash);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Erase flash partition.
+ *
+ * @param[in] flash - flash structure
+ * @param[in] type - flash partition type
+ * @param[in] instance - flash partition instance
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_flash_erase_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type,
+ u8 instance, bfa_cb_flash_t cbfn, void *cbarg)
+{
+ bfa_trc(flash, BFI_FLASH_H2I_ERASE_REQ);
+ bfa_trc(flash, type);
+ bfa_trc(flash, instance);
+
+ if (!bfa_ioc_is_operational(flash->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (flash->op_busy) {
+ bfa_trc(flash, flash->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ flash->op_busy = 1;
+ flash->cbfn = cbfn;
+ flash->cbarg = cbarg;
+ flash->type = type;
+ flash->instance = instance;
+
+ bfa_flash_erase_send(flash);
+ bfa_flash_aen_audit_post(flash->ioc, BFA_AUDIT_AEN_FLASH_ERASE,
+ instance, type);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Update flash partition.
+ *
+ * @param[in] flash - flash structure
+ * @param[in] type - flash partition type
+ * @param[in] instance - flash partition instance
+ * @param[in] buf - update data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to the partition starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_flash_update_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type,
+ u8 instance, void *buf, u32 len, u32 offset,
+ bfa_cb_flash_t cbfn, void *cbarg)
+{
+ bfa_trc(flash, BFI_FLASH_H2I_WRITE_REQ);
+ bfa_trc(flash, type);
+ bfa_trc(flash, instance);
+ bfa_trc(flash, len);
+ bfa_trc(flash, offset);
+
+ if (!bfa_ioc_is_operational(flash->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /*
+ * 'len' must be in word (4-byte) boundary
+ * 'offset' must be in sector (16kb) boundary
+ */
+ if (!len || (len & 0x03) || (offset & 0x00003FFF))
+ return BFA_STATUS_FLASH_BAD_LEN;
+
+ if (type == BFA_FLASH_PART_MFG)
+ return BFA_STATUS_EINVAL;
+
+ if (flash->op_busy) {
+ bfa_trc(flash, flash->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ flash->op_busy = 1;
+ flash->cbfn = cbfn;
+ flash->cbarg = cbarg;
+ flash->type = type;
+ flash->instance = instance;
+ flash->residue = len;
+ flash->offset = 0;
+ flash->addr_off = offset;
+ flash->ubuf = buf;
+
+ bfa_flash_write_send(flash);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Read flash partition.
+ *
+ * @param[in] flash - flash structure
+ * @param[in] type - flash partition type
+ * @param[in] instance - flash partition instance
+ * @param[in] buf - read data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to the partition starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_flash_read_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type,
+ u8 instance, void *buf, u32 len, u32 offset,
+ bfa_cb_flash_t cbfn, void *cbarg)
+{
+ bfa_trc(flash, BFI_FLASH_H2I_READ_REQ);
+ bfa_trc(flash, type);
+ bfa_trc(flash, instance);
+ bfa_trc(flash, len);
+ bfa_trc(flash, offset);
+
+ if (!bfa_ioc_is_operational(flash->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /*
+ * 'len' must be in word (4-byte) boundary
+ * 'offset' must be in sector (16kb) boundary
+ */
+ if (!len || (len & 0x03) || (offset & 0x00003FFF))
+ return BFA_STATUS_FLASH_BAD_LEN;
+
+ if (flash->op_busy) {
+ bfa_trc(flash, flash->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ flash->op_busy = 1;
+ flash->cbfn = cbfn;
+ flash->cbarg = cbarg;
+ flash->type = type;
+ flash->instance = instance;
+ flash->residue = len;
+ flash->offset = 0;
+ flash->addr_off = offset;
+ flash->ubuf = buf;
+ bfa_flash_read_send(flash);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * DIAG module specific
+ */
+
+#define BFA_DIAG_MEMTEST_TOV 50000 /* memtest timeout in msec */
+#define CT2_BFA_DIAG_MEMTEST_TOV (9*30*1000) /* 4.5 min */
+
+/* IOC event handler */
+static void
+bfa_diag_notify(void *diag_arg, enum bfa_ioc_event_e event)
+{
+ struct bfa_diag_s *diag = diag_arg;
+
+ bfa_trc(diag, event);
+ bfa_trc(diag, diag->block);
+ bfa_trc(diag, diag->fwping.lock);
+ bfa_trc(diag, diag->tsensor.lock);
+
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ if (diag->fwping.lock) {
+ diag->fwping.status = BFA_STATUS_IOC_FAILURE;
+ diag->fwping.cbfn(diag->fwping.cbarg,
+ diag->fwping.status);
+ diag->fwping.lock = 0;
+ }
+
+ if (diag->tsensor.lock) {
+ diag->tsensor.status = BFA_STATUS_IOC_FAILURE;
+ diag->tsensor.cbfn(diag->tsensor.cbarg,
+ diag->tsensor.status);
+ diag->tsensor.lock = 0;
+ }
+
+ if (diag->block) {
+ if (diag->timer_active) {
+ bfa_timer_stop(&diag->timer);
+ diag->timer_active = 0;
+ }
+
+ diag->status = BFA_STATUS_IOC_FAILURE;
+ diag->cbfn(diag->cbarg, diag->status);
+ diag->block = 0;
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void
+bfa_diag_memtest_done(void *cbarg)
+{
+ struct bfa_diag_s *diag = cbarg;
+ struct bfa_ioc_s *ioc = diag->ioc;
+ struct bfa_diag_memtest_result *res = diag->result;
+ u32 loff = BFI_BOOT_MEMTEST_RES_ADDR;
+ u32 pgnum, pgoff, i;
+
+ pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff);
+ pgoff = PSS_SMEM_PGOFF(loff);
+
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ for (i = 0; i < (sizeof(struct bfa_diag_memtest_result) /
+ sizeof(u32)); i++) {
+ /* read test result from smem */
+ *((u32 *) res + i) =
+ bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+ loff += sizeof(u32);
+ }
+
+ /* Reset IOC fwstates to BFI_IOC_UNINIT */
+ bfa_ioc_reset_fwstate(ioc);
+
+ res->status = swab32(res->status);
+ bfa_trc(diag, res->status);
+
+ if (res->status == BFI_BOOT_MEMTEST_RES_SIG)
+ diag->status = BFA_STATUS_OK;
+ else {
+ diag->status = BFA_STATUS_MEMTEST_FAILED;
+ res->addr = swab32(res->addr);
+ res->exp = swab32(res->exp);
+ res->act = swab32(res->act);
+ res->err_status = swab32(res->err_status);
+ res->err_status1 = swab32(res->err_status1);
+ res->err_addr = swab32(res->err_addr);
+ bfa_trc(diag, res->addr);
+ bfa_trc(diag, res->exp);
+ bfa_trc(diag, res->act);
+ bfa_trc(diag, res->err_status);
+ bfa_trc(diag, res->err_status1);
+ bfa_trc(diag, res->err_addr);
+ }
+ diag->timer_active = 0;
+ diag->cbfn(diag->cbarg, diag->status);
+ diag->block = 0;
+}
+
+/*
+ * Firmware ping
+ */
+
+/*
+ * Perform DMA test directly
+ */
+static void
+diag_fwping_send(struct bfa_diag_s *diag)
+{
+ struct bfi_diag_fwping_req_s *fwping_req;
+ u32 i;
+
+ bfa_trc(diag, diag->fwping.dbuf_pa);
+
+ /* fill DMA area with pattern */
+ for (i = 0; i < (BFI_DIAG_DMA_BUF_SZ >> 2); i++)
+ *((u32 *)diag->fwping.dbuf_kva + i) = diag->fwping.data;
+
+ /* Fill mbox msg */
+ fwping_req = (struct bfi_diag_fwping_req_s *)diag->fwping.mbcmd.msg;
+
+ /* Setup SG list */
+ bfa_alen_set(&fwping_req->alen, BFI_DIAG_DMA_BUF_SZ,
+ diag->fwping.dbuf_pa);
+ /* Set up dma count */
+ fwping_req->count = cpu_to_be32(diag->fwping.count);
+ /* Set up data pattern */
+ fwping_req->data = diag->fwping.data;
+
+ /* build host command */
+ bfi_h2i_set(fwping_req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_FWPING,
+ bfa_ioc_portid(diag->ioc));
+
+ /* send mbox cmd */
+ bfa_ioc_mbox_queue(diag->ioc, &diag->fwping.mbcmd);
+}
+
+static void
+diag_fwping_comp(struct bfa_diag_s *diag,
+ struct bfi_diag_fwping_rsp_s *diag_rsp)
+{
+ u32 rsp_data = diag_rsp->data;
+ u8 rsp_dma_status = diag_rsp->dma_status;
+
+ bfa_trc(diag, rsp_data);
+ bfa_trc(diag, rsp_dma_status);
+
+ if (rsp_dma_status == BFA_STATUS_OK) {
+ u32 i, pat;
+ pat = (diag->fwping.count & 0x1) ? ~(diag->fwping.data) :
+ diag->fwping.data;
+ /* Check mbox data */
+ if (diag->fwping.data != rsp_data) {
+ bfa_trc(diag, rsp_data);
+ diag->fwping.result->dmastatus =
+ BFA_STATUS_DATACORRUPTED;
+ diag->fwping.status = BFA_STATUS_DATACORRUPTED;
+ diag->fwping.cbfn(diag->fwping.cbarg,
+ diag->fwping.status);
+ diag->fwping.lock = 0;
+ return;
+ }
+ /* Check dma pattern */
+ for (i = 0; i < (BFI_DIAG_DMA_BUF_SZ >> 2); i++) {
+ if (*((u32 *)diag->fwping.dbuf_kva + i) != pat) {
+ bfa_trc(diag, i);
+ bfa_trc(diag, pat);
+ bfa_trc(diag,
+ *((u32 *)diag->fwping.dbuf_kva + i));
+ diag->fwping.result->dmastatus =
+ BFA_STATUS_DATACORRUPTED;
+ diag->fwping.status = BFA_STATUS_DATACORRUPTED;
+ diag->fwping.cbfn(diag->fwping.cbarg,
+ diag->fwping.status);
+ diag->fwping.lock = 0;
+ return;
+ }
+ }
+ diag->fwping.result->dmastatus = BFA_STATUS_OK;
+ diag->fwping.status = BFA_STATUS_OK;
+ diag->fwping.cbfn(diag->fwping.cbarg, diag->fwping.status);
+ diag->fwping.lock = 0;
+ } else {
+ diag->fwping.status = BFA_STATUS_HDMA_FAILED;
+ diag->fwping.cbfn(diag->fwping.cbarg, diag->fwping.status);
+ diag->fwping.lock = 0;
+ }
+}
+
+/*
+ * Temperature Sensor
+ */
+
+static void
+diag_tempsensor_send(struct bfa_diag_s *diag)
+{
+ struct bfi_diag_ts_req_s *msg;
+
+ msg = (struct bfi_diag_ts_req_s *)diag->tsensor.mbcmd.msg;
+ bfa_trc(diag, msg->temp);
+ /* build host command */
+ bfi_h2i_set(msg->mh, BFI_MC_DIAG, BFI_DIAG_H2I_TEMPSENSOR,
+ bfa_ioc_portid(diag->ioc));
+ /* send mbox cmd */
+ bfa_ioc_mbox_queue(diag->ioc, &diag->tsensor.mbcmd);
+}
+
+static void
+diag_tempsensor_comp(struct bfa_diag_s *diag, bfi_diag_ts_rsp_t *rsp)
+{
+ if (!diag->tsensor.lock) {
+ /* receiving response after ioc failure */
+ bfa_trc(diag, diag->tsensor.lock);
+ return;
+ }
+
+ /*
+ * ASIC junction tempsensor is a reg read operation
+ * it will always return OK
+ */
+ diag->tsensor.temp->temp = be16_to_cpu(rsp->temp);
+ diag->tsensor.temp->ts_junc = rsp->ts_junc;
+ diag->tsensor.temp->ts_brd = rsp->ts_brd;
+
+ if (rsp->ts_brd) {
+ /* tsensor.temp->status is brd_temp status */
+ diag->tsensor.temp->status = rsp->status;
+ if (rsp->status == BFA_STATUS_OK) {
+ diag->tsensor.temp->brd_temp =
+ be16_to_cpu(rsp->brd_temp);
+ } else
+ diag->tsensor.temp->brd_temp = 0;
+ }
+
+ bfa_trc(diag, rsp->status);
+ bfa_trc(diag, rsp->ts_junc);
+ bfa_trc(diag, rsp->temp);
+ bfa_trc(diag, rsp->ts_brd);
+ bfa_trc(diag, rsp->brd_temp);
+
+ /* tsensor status is always good bcos we always have junction temp */
+ diag->tsensor.status = BFA_STATUS_OK;
+ diag->tsensor.cbfn(diag->tsensor.cbarg, diag->tsensor.status);
+ diag->tsensor.lock = 0;
+}
+
+/*
+ * LED Test command
+ */
+static void
+diag_ledtest_send(struct bfa_diag_s *diag, struct bfa_diag_ledtest_s *ledtest)
+{
+ struct bfi_diag_ledtest_req_s *msg;
+
+ msg = (struct bfi_diag_ledtest_req_s *)diag->ledtest.mbcmd.msg;
+ /* build host command */
+ bfi_h2i_set(msg->mh, BFI_MC_DIAG, BFI_DIAG_H2I_LEDTEST,
+ bfa_ioc_portid(diag->ioc));
+
+ /*
+ * convert the freq from N blinks per 10 sec to
+ * crossbow ontime value. We do it here because division is need
+ */
+ if (ledtest->freq)
+ ledtest->freq = 500 / ledtest->freq;
+
+ if (ledtest->freq == 0)
+ ledtest->freq = 1;
+
+ bfa_trc(diag, ledtest->freq);
+ /* mcpy(&ledtest_req->req, ledtest, sizeof(bfa_diag_ledtest_t)); */
+ msg->cmd = (u8) ledtest->cmd;
+ msg->color = (u8) ledtest->color;
+ msg->portid = bfa_ioc_portid(diag->ioc);
+ msg->led = ledtest->led;
+ msg->freq = cpu_to_be16(ledtest->freq);
+
+ /* send mbox cmd */
+ bfa_ioc_mbox_queue(diag->ioc, &diag->ledtest.mbcmd);
+}
+
+static void
+diag_ledtest_comp(struct bfa_diag_s *diag, struct bfi_diag_ledtest_rsp_s *msg)
+{
+ bfa_trc(diag, diag->ledtest.lock);
+ diag->ledtest.lock = BFA_FALSE;
+ /* no bfa_cb_queue is needed because driver is not waiting */
+}
+
+/*
+ * Port beaconing
+ */
+static void
+diag_portbeacon_send(struct bfa_diag_s *diag, bfa_boolean_t beacon, u32 sec)
+{
+ struct bfi_diag_portbeacon_req_s *msg;
+
+ msg = (struct bfi_diag_portbeacon_req_s *)diag->beacon.mbcmd.msg;
+ /* build host command */
+ bfi_h2i_set(msg->mh, BFI_MC_DIAG, BFI_DIAG_H2I_PORTBEACON,
+ bfa_ioc_portid(diag->ioc));
+ msg->beacon = beacon;
+ msg->period = cpu_to_be32(sec);
+ /* send mbox cmd */
+ bfa_ioc_mbox_queue(diag->ioc, &diag->beacon.mbcmd);
+}
+
+static void
+diag_portbeacon_comp(struct bfa_diag_s *diag)
+{
+ bfa_trc(diag, diag->beacon.state);
+ diag->beacon.state = BFA_FALSE;
+ if (diag->cbfn_beacon)
+ diag->cbfn_beacon(diag->dev, BFA_FALSE, diag->beacon.link_e2e);
+}
+
+/*
+ * Diag hmbox handler
+ */
+void
+bfa_diag_intr(void *diagarg, struct bfi_mbmsg_s *msg)
+{
+ struct bfa_diag_s *diag = diagarg;
+
+ switch (msg->mh.msg_id) {
+ case BFI_DIAG_I2H_PORTBEACON:
+ diag_portbeacon_comp(diag);
+ break;
+ case BFI_DIAG_I2H_FWPING:
+ diag_fwping_comp(diag, (struct bfi_diag_fwping_rsp_s *) msg);
+ break;
+ case BFI_DIAG_I2H_TEMPSENSOR:
+ diag_tempsensor_comp(diag, (bfi_diag_ts_rsp_t *) msg);
+ break;
+ case BFI_DIAG_I2H_LEDTEST:
+ diag_ledtest_comp(diag, (struct bfi_diag_ledtest_rsp_s *) msg);
+ break;
+ default:
+ bfa_trc(diag, msg->mh.msg_id);
+ WARN_ON(1);
+ }
+}
+
+/*
+ * Gen RAM Test
+ *
+ * @param[in] *diag - diag data struct
+ * @param[in] *memtest - mem test params input from upper layer,
+ * @param[in] pattern - mem test pattern
+ * @param[in] *result - mem test result
+ * @param[in] cbfn - mem test callback functioin
+ * @param[in] cbarg - callback functioin arg
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_diag_memtest(struct bfa_diag_s *diag, struct bfa_diag_memtest_s *memtest,
+ u32 pattern, struct bfa_diag_memtest_result *result,
+ bfa_cb_diag_t cbfn, void *cbarg)
+{
+ u32 memtest_tov;
+
+ bfa_trc(diag, pattern);
+
+ if (!bfa_ioc_adapter_is_disabled(diag->ioc))
+ return BFA_STATUS_ADAPTER_ENABLED;
+
+ /* check to see if there is another destructive diag cmd running */
+ if (diag->block) {
+ bfa_trc(diag, diag->block);
+ return BFA_STATUS_DEVBUSY;
+ } else
+ diag->block = 1;
+
+ diag->result = result;
+ diag->cbfn = cbfn;
+ diag->cbarg = cbarg;
+
+ /* download memtest code and take LPU0 out of reset */
+ bfa_ioc_boot(diag->ioc, BFI_FWBOOT_TYPE_MEMTEST, BFI_FWBOOT_ENV_OS);
+
+ memtest_tov = (bfa_ioc_asic_gen(diag->ioc) == BFI_ASIC_GEN_CT2) ?
+ CT2_BFA_DIAG_MEMTEST_TOV : BFA_DIAG_MEMTEST_TOV;
+ bfa_timer_begin(diag->ioc->timer_mod, &diag->timer,
+ bfa_diag_memtest_done, diag, memtest_tov);
+ diag->timer_active = 1;
+ return BFA_STATUS_OK;
+}
+
+/*
+ * DIAG firmware ping command
+ *
+ * @param[in] *diag - diag data struct
+ * @param[in] cnt - dma loop count for testing PCIE
+ * @param[in] data - data pattern to pass in fw
+ * @param[in] *result - pt to bfa_diag_fwping_result_t data struct
+ * @param[in] cbfn - callback function
+ * @param[in] *cbarg - callback functioin arg
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_diag_fwping(struct bfa_diag_s *diag, u32 cnt, u32 data,
+ struct bfa_diag_results_fwping *result, bfa_cb_diag_t cbfn,
+ void *cbarg)
+{
+ bfa_trc(diag, cnt);
+ bfa_trc(diag, data);
+
+ if (!bfa_ioc_is_operational(diag->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (bfa_asic_id_ct2(bfa_ioc_devid((diag->ioc))) &&
+ ((diag->ioc)->clscode == BFI_PCIFN_CLASS_ETH))
+ return BFA_STATUS_CMD_NOTSUPP;
+
+ /* check to see if there is another destructive diag cmd running */
+ if (diag->block || diag->fwping.lock) {
+ bfa_trc(diag, diag->block);
+ bfa_trc(diag, diag->fwping.lock);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ /* Initialization */
+ diag->fwping.lock = 1;
+ diag->fwping.cbfn = cbfn;
+ diag->fwping.cbarg = cbarg;
+ diag->fwping.result = result;
+ diag->fwping.data = data;
+ diag->fwping.count = cnt;
+
+ /* Init test results */
+ diag->fwping.result->data = 0;
+ diag->fwping.result->status = BFA_STATUS_OK;
+
+ /* kick off the first ping */
+ diag_fwping_send(diag);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Read Temperature Sensor
+ *
+ * @param[in] *diag - diag data struct
+ * @param[in] *result - pt to bfa_diag_temp_t data struct
+ * @param[in] cbfn - callback function
+ * @param[in] *cbarg - callback functioin arg
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_diag_tsensor_query(struct bfa_diag_s *diag,
+ struct bfa_diag_results_tempsensor_s *result,
+ bfa_cb_diag_t cbfn, void *cbarg)
+{
+ /* check to see if there is a destructive diag cmd running */
+ if (diag->block || diag->tsensor.lock) {
+ bfa_trc(diag, diag->block);
+ bfa_trc(diag, diag->tsensor.lock);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ if (!bfa_ioc_is_operational(diag->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* Init diag mod params */
+ diag->tsensor.lock = 1;
+ diag->tsensor.temp = result;
+ diag->tsensor.cbfn = cbfn;
+ diag->tsensor.cbarg = cbarg;
+ diag->tsensor.status = BFA_STATUS_OK;
+
+ /* Send msg to fw */
+ diag_tempsensor_send(diag);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * LED Test command
+ *
+ * @param[in] *diag - diag data struct
+ * @param[in] *ledtest - pt to ledtest data structure
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_diag_ledtest(struct bfa_diag_s *diag, struct bfa_diag_ledtest_s *ledtest)
+{
+ bfa_trc(diag, ledtest->cmd);
+
+ if (!bfa_ioc_is_operational(diag->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (diag->beacon.state)
+ return BFA_STATUS_BEACON_ON;
+
+ if (diag->ledtest.lock)
+ return BFA_STATUS_LEDTEST_OP;
+
+ /* Send msg to fw */
+ diag->ledtest.lock = BFA_TRUE;
+ diag_ledtest_send(diag, ledtest);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Port beaconing command
+ *
+ * @param[in] *diag - diag data struct
+ * @param[in] beacon - port beaconing 1:ON 0:OFF
+ * @param[in] link_e2e_beacon - link beaconing 1:ON 0:OFF
+ * @param[in] sec - beaconing duration in seconds
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_diag_beacon_port(struct bfa_diag_s *diag, bfa_boolean_t beacon,
+ bfa_boolean_t link_e2e_beacon, uint32_t sec)
+{
+ bfa_trc(diag, beacon);
+ bfa_trc(diag, link_e2e_beacon);
+ bfa_trc(diag, sec);
+
+ if (!bfa_ioc_is_operational(diag->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (diag->ledtest.lock)
+ return BFA_STATUS_LEDTEST_OP;
+
+ if (diag->beacon.state && beacon) /* beacon alread on */
+ return BFA_STATUS_BEACON_ON;
+
+ diag->beacon.state = beacon;
+ diag->beacon.link_e2e = link_e2e_beacon;
+ if (diag->cbfn_beacon)
+ diag->cbfn_beacon(diag->dev, beacon, link_e2e_beacon);
+
+ /* Send msg to fw */
+ diag_portbeacon_send(diag, beacon, sec);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Return DMA memory needed by diag module.
+ */
+u32
+bfa_diag_meminfo(void)
+{
+ return BFA_ROUNDUP(BFI_DIAG_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Attach virtual and physical memory for Diag.
+ */
+void
+bfa_diag_attach(struct bfa_diag_s *diag, struct bfa_ioc_s *ioc, void *dev,
+ bfa_cb_diag_beacon_t cbfn_beacon, struct bfa_trc_mod_s *trcmod)
+{
+ diag->dev = dev;
+ diag->ioc = ioc;
+ diag->trcmod = trcmod;
+
+ diag->block = 0;
+ diag->cbfn = NULL;
+ diag->cbarg = NULL;
+ diag->result = NULL;
+ diag->cbfn_beacon = cbfn_beacon;
+
+ bfa_ioc_mbox_regisr(diag->ioc, BFI_MC_DIAG, bfa_diag_intr, diag);
+ bfa_q_qe_init(&diag->ioc_notify);
+ bfa_ioc_notify_init(&diag->ioc_notify, bfa_diag_notify, diag);
+ list_add_tail(&diag->ioc_notify.qe, &diag->ioc->notify_q);
+}
+
+void
+bfa_diag_memclaim(struct bfa_diag_s *diag, u8 *dm_kva, u64 dm_pa)
+{
+ diag->fwping.dbuf_kva = dm_kva;
+ diag->fwping.dbuf_pa = dm_pa;
+ memset(diag->fwping.dbuf_kva, 0, BFI_DIAG_DMA_BUF_SZ);
+}
+
+/*
+ * PHY module specific
+ */
+#define BFA_PHY_DMA_BUF_SZ 0x02000 /* 8k dma buffer */
+#define BFA_PHY_LOCK_STATUS 0x018878 /* phy semaphore status reg */
+
+static void
+bfa_phy_ntoh32(u32 *obuf, u32 *ibuf, int sz)
+{
+ int i, m = sz >> 2;
+
+ for (i = 0; i < m; i++)
+ obuf[i] = be32_to_cpu(ibuf[i]);
+}
+
+static bfa_boolean_t
+bfa_phy_present(struct bfa_phy_s *phy)
+{
+ return (phy->ioc->attr->card_type == BFA_MFG_TYPE_LIGHTNING);
+}
+
+static void
+bfa_phy_notify(void *cbarg, enum bfa_ioc_event_e event)
+{
+ struct bfa_phy_s *phy = cbarg;
+
+ bfa_trc(phy, event);
+
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ if (phy->op_busy) {
+ phy->status = BFA_STATUS_IOC_FAILURE;
+ phy->cbfn(phy->cbarg, phy->status);
+ phy->op_busy = 0;
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+/*
+ * Send phy attribute query request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_phy_query_send(void *cbarg)
+{
+ struct bfa_phy_s *phy = cbarg;
+ struct bfi_phy_query_req_s *msg =
+ (struct bfi_phy_query_req_s *) phy->mb.msg;
+
+ msg->instance = phy->instance;
+ bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_QUERY_REQ,
+ bfa_ioc_portid(phy->ioc));
+ bfa_alen_set(&msg->alen, sizeof(struct bfa_phy_attr_s), phy->dbuf_pa);
+ bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
+}
+
+/*
+ * Send phy write request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_phy_write_send(void *cbarg)
+{
+ struct bfa_phy_s *phy = cbarg;
+ struct bfi_phy_write_req_s *msg =
+ (struct bfi_phy_write_req_s *) phy->mb.msg;
+ u32 len;
+ u16 *buf, *dbuf;
+ int i, sz;
+
+ msg->instance = phy->instance;
+ msg->offset = cpu_to_be32(phy->addr_off + phy->offset);
+ len = (phy->residue < BFA_PHY_DMA_BUF_SZ) ?
+ phy->residue : BFA_PHY_DMA_BUF_SZ;
+ msg->length = cpu_to_be32(len);
+
+ /* indicate if it's the last msg of the whole write operation */
+ msg->last = (len == phy->residue) ? 1 : 0;
+
+ bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_WRITE_REQ,
+ bfa_ioc_portid(phy->ioc));
+ bfa_alen_set(&msg->alen, len, phy->dbuf_pa);
+
+ buf = (u16 *) (phy->ubuf + phy->offset);
+ dbuf = (u16 *)phy->dbuf_kva;
+ sz = len >> 1;
+ for (i = 0; i < sz; i++)
+ buf[i] = cpu_to_be16(dbuf[i]);
+
+ bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
+
+ phy->residue -= len;
+ phy->offset += len;
+}
+
+/*
+ * Send phy read request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_phy_read_send(void *cbarg)
+{
+ struct bfa_phy_s *phy = cbarg;
+ struct bfi_phy_read_req_s *msg =
+ (struct bfi_phy_read_req_s *) phy->mb.msg;
+ u32 len;
+
+ msg->instance = phy->instance;
+ msg->offset = cpu_to_be32(phy->addr_off + phy->offset);
+ len = (phy->residue < BFA_PHY_DMA_BUF_SZ) ?
+ phy->residue : BFA_PHY_DMA_BUF_SZ;
+ msg->length = cpu_to_be32(len);
+ bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_READ_REQ,
+ bfa_ioc_portid(phy->ioc));
+ bfa_alen_set(&msg->alen, len, phy->dbuf_pa);
+ bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
+}
+
+/*
+ * Send phy stats request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_phy_stats_send(void *cbarg)
+{
+ struct bfa_phy_s *phy = cbarg;
+ struct bfi_phy_stats_req_s *msg =
+ (struct bfi_phy_stats_req_s *) phy->mb.msg;
+
+ msg->instance = phy->instance;
+ bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_STATS_REQ,
+ bfa_ioc_portid(phy->ioc));
+ bfa_alen_set(&msg->alen, sizeof(struct bfa_phy_stats_s), phy->dbuf_pa);
+ bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
+}
+
+/*
+ * Flash memory info API.
+ *
+ * @param[in] mincfg - minimal cfg variable
+ */
+u32
+bfa_phy_meminfo(bfa_boolean_t mincfg)
+{
+ /* min driver doesn't need phy */
+ if (mincfg)
+ return 0;
+
+ return BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Flash attach API.
+ *
+ * @param[in] phy - phy structure
+ * @param[in] ioc - ioc structure
+ * @param[in] dev - device structure
+ * @param[in] trcmod - trace module
+ * @param[in] logmod - log module
+ */
+void
+bfa_phy_attach(struct bfa_phy_s *phy, struct bfa_ioc_s *ioc, void *dev,
+ struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg)
+{
+ phy->ioc = ioc;
+ phy->trcmod = trcmod;
+ phy->cbfn = NULL;
+ phy->cbarg = NULL;
+ phy->op_busy = 0;
+
+ bfa_ioc_mbox_regisr(phy->ioc, BFI_MC_PHY, bfa_phy_intr, phy);
+ bfa_q_qe_init(&phy->ioc_notify);
+ bfa_ioc_notify_init(&phy->ioc_notify, bfa_phy_notify, phy);
+ list_add_tail(&phy->ioc_notify.qe, &phy->ioc->notify_q);
+
+ /* min driver doesn't need phy */
+ if (mincfg) {
+ phy->dbuf_kva = NULL;
+ phy->dbuf_pa = 0;
+ }
+}
+
+/*
+ * Claim memory for phy
+ *
+ * @param[in] phy - phy structure
+ * @param[in] dm_kva - pointer to virtual memory address
+ * @param[in] dm_pa - physical memory address
+ * @param[in] mincfg - minimal cfg variable
+ */
+void
+bfa_phy_memclaim(struct bfa_phy_s *phy, u8 *dm_kva, u64 dm_pa,
+ bfa_boolean_t mincfg)
+{
+ if (mincfg)
+ return;
+
+ phy->dbuf_kva = dm_kva;
+ phy->dbuf_pa = dm_pa;
+ memset(phy->dbuf_kva, 0, BFA_PHY_DMA_BUF_SZ);
+ dm_kva += BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+ dm_pa += BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+bfa_boolean_t
+bfa_phy_busy(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb;
+
+ rb = bfa_ioc_bar0(ioc);
+ return readl(rb + BFA_PHY_LOCK_STATUS);
+}
+
+/*
+ * Get phy attribute.
+ *
+ * @param[in] phy - phy structure
+ * @param[in] attr - phy attribute structure
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_phy_get_attr(struct bfa_phy_s *phy, u8 instance,
+ struct bfa_phy_attr_s *attr, bfa_cb_phy_t cbfn, void *cbarg)
+{
+ bfa_trc(phy, BFI_PHY_H2I_QUERY_REQ);
+ bfa_trc(phy, instance);
+
+ if (!bfa_phy_present(phy))
+ return BFA_STATUS_PHY_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(phy->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
+ bfa_trc(phy, phy->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ phy->op_busy = 1;
+ phy->cbfn = cbfn;
+ phy->cbarg = cbarg;
+ phy->instance = instance;
+ phy->ubuf = (uint8_t *) attr;
+ bfa_phy_query_send(phy);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Get phy stats.
+ *
+ * @param[in] phy - phy structure
+ * @param[in] instance - phy image instance
+ * @param[in] stats - pointer to phy stats
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_phy_get_stats(struct bfa_phy_s *phy, u8 instance,
+ struct bfa_phy_stats_s *stats,
+ bfa_cb_phy_t cbfn, void *cbarg)
+{
+ bfa_trc(phy, BFI_PHY_H2I_STATS_REQ);
+ bfa_trc(phy, instance);
+
+ if (!bfa_phy_present(phy))
+ return BFA_STATUS_PHY_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(phy->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
+ bfa_trc(phy, phy->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ phy->op_busy = 1;
+ phy->cbfn = cbfn;
+ phy->cbarg = cbarg;
+ phy->instance = instance;
+ phy->ubuf = (u8 *) stats;
+ bfa_phy_stats_send(phy);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Update phy image.
+ *
+ * @param[in] phy - phy structure
+ * @param[in] instance - phy image instance
+ * @param[in] buf - update data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_phy_update(struct bfa_phy_s *phy, u8 instance,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_phy_t cbfn, void *cbarg)
+{
+ bfa_trc(phy, BFI_PHY_H2I_WRITE_REQ);
+ bfa_trc(phy, instance);
+ bfa_trc(phy, len);
+ bfa_trc(phy, offset);
+
+ if (!bfa_phy_present(phy))
+ return BFA_STATUS_PHY_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(phy->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* 'len' must be in word (4-byte) boundary */
+ if (!len || (len & 0x03))
+ return BFA_STATUS_FAILED;
+
+ if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
+ bfa_trc(phy, phy->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ phy->op_busy = 1;
+ phy->cbfn = cbfn;
+ phy->cbarg = cbarg;
+ phy->instance = instance;
+ phy->residue = len;
+ phy->offset = 0;
+ phy->addr_off = offset;
+ phy->ubuf = buf;
+
+ bfa_phy_write_send(phy);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Read phy image.
+ *
+ * @param[in] phy - phy structure
+ * @param[in] instance - phy image instance
+ * @param[in] buf - read data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_phy_read(struct bfa_phy_s *phy, u8 instance,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_phy_t cbfn, void *cbarg)
+{
+ bfa_trc(phy, BFI_PHY_H2I_READ_REQ);
+ bfa_trc(phy, instance);
+ bfa_trc(phy, len);
+ bfa_trc(phy, offset);
+
+ if (!bfa_phy_present(phy))
+ return BFA_STATUS_PHY_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(phy->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* 'len' must be in word (4-byte) boundary */
+ if (!len || (len & 0x03))
+ return BFA_STATUS_FAILED;
+
+ if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
+ bfa_trc(phy, phy->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ phy->op_busy = 1;
+ phy->cbfn = cbfn;
+ phy->cbarg = cbarg;
+ phy->instance = instance;
+ phy->residue = len;
+ phy->offset = 0;
+ phy->addr_off = offset;
+ phy->ubuf = buf;
+ bfa_phy_read_send(phy);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Process phy response messages upon receiving interrupts.
+ *
+ * @param[in] phyarg - phy structure
+ * @param[in] msg - message structure
+ */
+void
+bfa_phy_intr(void *phyarg, struct bfi_mbmsg_s *msg)
+{
+ struct bfa_phy_s *phy = phyarg;
+ u32 status;
+
+ union {
+ struct bfi_phy_query_rsp_s *query;
+ struct bfi_phy_stats_rsp_s *stats;
+ struct bfi_phy_write_rsp_s *write;
+ struct bfi_phy_read_rsp_s *read;
+ struct bfi_mbmsg_s *msg;
+ } m;
+
+ m.msg = msg;
+ bfa_trc(phy, msg->mh.msg_id);
+
+ if (!phy->op_busy) {
+ /* receiving response after ioc failure */
+ bfa_trc(phy, 0x9999);
+ return;
+ }
+
+ switch (msg->mh.msg_id) {
+ case BFI_PHY_I2H_QUERY_RSP:
+ status = be32_to_cpu(m.query->status);
+ bfa_trc(phy, status);
+
+ if (status == BFA_STATUS_OK) {
+ struct bfa_phy_attr_s *attr =
+ (struct bfa_phy_attr_s *) phy->ubuf;
+ bfa_phy_ntoh32((u32 *)attr, (u32 *)phy->dbuf_kva,
+ sizeof(struct bfa_phy_attr_s));
+ bfa_trc(phy, attr->status);
+ bfa_trc(phy, attr->length);
+ }
+
+ phy->status = status;
+ phy->op_busy = 0;
+ if (phy->cbfn)
+ phy->cbfn(phy->cbarg, phy->status);
+ break;
+ case BFI_PHY_I2H_STATS_RSP:
+ status = be32_to_cpu(m.stats->status);
+ bfa_trc(phy, status);
+
+ if (status == BFA_STATUS_OK) {
+ struct bfa_phy_stats_s *stats =
+ (struct bfa_phy_stats_s *) phy->ubuf;
+ bfa_phy_ntoh32((u32 *)stats, (u32 *)phy->dbuf_kva,
+ sizeof(struct bfa_phy_stats_s));
+ bfa_trc(phy, stats->status);
+ }
+
+ phy->status = status;
+ phy->op_busy = 0;
+ if (phy->cbfn)
+ phy->cbfn(phy->cbarg, phy->status);
+ break;
+ case BFI_PHY_I2H_WRITE_RSP:
+ status = be32_to_cpu(m.write->status);
+ bfa_trc(phy, status);
+
+ if (status != BFA_STATUS_OK || phy->residue == 0) {
+ phy->status = status;
+ phy->op_busy = 0;
+ if (phy->cbfn)
+ phy->cbfn(phy->cbarg, phy->status);
+ } else {
+ bfa_trc(phy, phy->offset);
+ bfa_phy_write_send(phy);
+ }
+ break;
+ case BFI_PHY_I2H_READ_RSP:
+ status = be32_to_cpu(m.read->status);
+ bfa_trc(phy, status);
+
+ if (status != BFA_STATUS_OK) {
+ phy->status = status;
+ phy->op_busy = 0;
+ if (phy->cbfn)
+ phy->cbfn(phy->cbarg, phy->status);
+ } else {
+ u32 len = be32_to_cpu(m.read->length);
+ u16 *buf = (u16 *)(phy->ubuf + phy->offset);
+ u16 *dbuf = (u16 *)phy->dbuf_kva;
+ int i, sz = len >> 1;
+
+ bfa_trc(phy, phy->offset);
+ bfa_trc(phy, len);
+
+ for (i = 0; i < sz; i++)
+ buf[i] = be16_to_cpu(dbuf[i]);
+
+ phy->residue -= len;
+ phy->offset += len;
+
+ if (phy->residue == 0) {
+ phy->status = status;
+ phy->op_busy = 0;
+ if (phy->cbfn)
+ phy->cbfn(phy->cbarg, phy->status);
+ } else
+ bfa_phy_read_send(phy);
+ }
+ break;
+ default:
+ WARN_ON(1);
+ }
+}
+
+/*
+ * DCONF state machine events
+ */
+enum bfa_dconf_event {
+ BFA_DCONF_SM_INIT = 1, /* dconf Init */
+ BFA_DCONF_SM_FLASH_COMP = 2, /* read/write to flash */
+ BFA_DCONF_SM_WR = 3, /* binding change, map */
+ BFA_DCONF_SM_TIMEOUT = 4, /* Start timer */
+ BFA_DCONF_SM_EXIT = 5, /* exit dconf module */
+ BFA_DCONF_SM_IOCDISABLE = 6, /* IOC disable event */
+};
+
+/* forward declaration of DCONF state machine */
+static void bfa_dconf_sm_uninit(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+static void bfa_dconf_sm_flash_read(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+static void bfa_dconf_sm_ready(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+static void bfa_dconf_sm_dirty(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+static void bfa_dconf_sm_sync(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+static void bfa_dconf_sm_final_sync(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+static void bfa_dconf_sm_iocdown_dirty(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event);
+
+static void bfa_dconf_cbfn(void *dconf, bfa_status_t status);
+static void bfa_dconf_timer(void *cbarg);
+static bfa_status_t bfa_dconf_flash_write(struct bfa_dconf_mod_s *dconf);
+static void bfa_dconf_init_cb(void *arg, bfa_status_t status);
+
+/*
+ * Beginning state of dconf module. Waiting for an event to start.
+ */
+static void
+bfa_dconf_sm_uninit(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event)
+{
+ bfa_status_t bfa_status;
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_INIT:
+ if (dconf->min_cfg) {
+ bfa_trc(dconf->bfa, dconf->min_cfg);
+ bfa_fsm_send_event(&dconf->bfa->iocfc,
+ IOCFC_E_DCONF_DONE);
+ return;
+ }
+ bfa_sm_set_state(dconf, bfa_dconf_sm_flash_read);
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, 2 * BFA_DCONF_UPDATE_TOV);
+ bfa_status = bfa_flash_read_part(BFA_FLASH(dconf->bfa),
+ BFA_FLASH_PART_DRV, dconf->instance,
+ dconf->dconf,
+ sizeof(struct bfa_dconf_s), 0,
+ bfa_dconf_init_cb, dconf->bfa);
+ if (bfa_status != BFA_STATUS_OK) {
+ bfa_timer_stop(&dconf->timer);
+ bfa_dconf_init_cb(dconf->bfa, BFA_STATUS_FAILED);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+ return;
+ }
+ break;
+ case BFA_DCONF_SM_EXIT:
+ bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
+ case BFA_DCONF_SM_IOCDISABLE:
+ case BFA_DCONF_SM_WR:
+ case BFA_DCONF_SM_FLASH_COMP:
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+/*
+ * Read flash for dconf entries and make a call back to the driver once done.
+ */
+static void
+bfa_dconf_sm_flash_read(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event)
+{
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_FLASH_COMP:
+ bfa_timer_stop(&dconf->timer);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_ready);
+ break;
+ case BFA_DCONF_SM_TIMEOUT:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_ready);
+ bfa_ioc_suspend(&dconf->bfa->ioc);
+ break;
+ case BFA_DCONF_SM_EXIT:
+ bfa_timer_stop(&dconf->timer);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+ bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
+ break;
+ case BFA_DCONF_SM_IOCDISABLE:
+ bfa_timer_stop(&dconf->timer);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+/*
+ * DCONF Module is in ready state. Has completed the initialization.
+ */
+static void
+bfa_dconf_sm_ready(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event)
+{
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_WR:
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_dirty);
+ break;
+ case BFA_DCONF_SM_EXIT:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+ bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
+ break;
+ case BFA_DCONF_SM_INIT:
+ case BFA_DCONF_SM_IOCDISABLE:
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+/*
+ * entries are dirty, write back to the flash.
+ */
+
+static void
+bfa_dconf_sm_dirty(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event)
+{
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_TIMEOUT:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_sync);
+ bfa_dconf_flash_write(dconf);
+ break;
+ case BFA_DCONF_SM_WR:
+ bfa_timer_stop(&dconf->timer);
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
+ break;
+ case BFA_DCONF_SM_EXIT:
+ bfa_timer_stop(&dconf->timer);
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_final_sync);
+ bfa_dconf_flash_write(dconf);
+ break;
+ case BFA_DCONF_SM_FLASH_COMP:
+ break;
+ case BFA_DCONF_SM_IOCDISABLE:
+ bfa_timer_stop(&dconf->timer);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_iocdown_dirty);
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+/*
+ * Sync the dconf entries to the flash.
+ */
+static void
+bfa_dconf_sm_final_sync(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event)
+{
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_IOCDISABLE:
+ case BFA_DCONF_SM_FLASH_COMP:
+ bfa_timer_stop(&dconf->timer);
+ case BFA_DCONF_SM_TIMEOUT:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+ bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+static void
+bfa_dconf_sm_sync(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event)
+{
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_FLASH_COMP:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_ready);
+ break;
+ case BFA_DCONF_SM_WR:
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_dirty);
+ break;
+ case BFA_DCONF_SM_EXIT:
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_final_sync);
+ break;
+ case BFA_DCONF_SM_IOCDISABLE:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_iocdown_dirty);
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+static void
+bfa_dconf_sm_iocdown_dirty(struct bfa_dconf_mod_s *dconf,
+ enum bfa_dconf_event event)
+{
+ bfa_trc(dconf->bfa, event);
+
+ switch (event) {
+ case BFA_DCONF_SM_INIT:
+ bfa_timer_start(dconf->bfa, &dconf->timer,
+ bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
+ bfa_sm_set_state(dconf, bfa_dconf_sm_dirty);
+ break;
+ case BFA_DCONF_SM_EXIT:
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+ bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
+ break;
+ case BFA_DCONF_SM_IOCDISABLE:
+ break;
+ default:
+ bfa_sm_fault(dconf->bfa, event);
+ }
+}
+
+/*
+ * Compute and return memory needed by DRV_CFG module.
+ */
+void
+bfa_dconf_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_mem_kva_s *dconf_kva = BFA_MEM_DCONF_KVA(bfa);
+
+ if (cfg->drvcfg.min_cfg)
+ bfa_mem_kva_setup(meminfo, dconf_kva,
+ sizeof(struct bfa_dconf_hdr_s));
+ else
+ bfa_mem_kva_setup(meminfo, dconf_kva,
+ sizeof(struct bfa_dconf_s));
+}
+
+void
+bfa_dconf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg)
+{
+ struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
+
+ dconf->bfad = bfad;
+ dconf->bfa = bfa;
+ dconf->instance = bfa->ioc.port_id;
+ bfa_trc(bfa, dconf->instance);
+
+ dconf->dconf = (struct bfa_dconf_s *) bfa_mem_kva_curp(dconf);
+ if (cfg->drvcfg.min_cfg) {
+ bfa_mem_kva_curp(dconf) += sizeof(struct bfa_dconf_hdr_s);
+ dconf->min_cfg = BFA_TRUE;
+ } else {
+ dconf->min_cfg = BFA_FALSE;
+ bfa_mem_kva_curp(dconf) += sizeof(struct bfa_dconf_s);
+ }
+
+ bfa_dconf_read_data_valid(bfa) = BFA_FALSE;
+ bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+}
+
+static void
+bfa_dconf_init_cb(void *arg, bfa_status_t status)
+{
+ struct bfa_s *bfa = arg;
+ struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
+
+ if (status == BFA_STATUS_OK) {
+ bfa_dconf_read_data_valid(bfa) = BFA_TRUE;
+ if (dconf->dconf->hdr.signature != BFI_DCONF_SIGNATURE)
+ dconf->dconf->hdr.signature = BFI_DCONF_SIGNATURE;
+ if (dconf->dconf->hdr.version != BFI_DCONF_VERSION)
+ dconf->dconf->hdr.version = BFI_DCONF_VERSION;
+ }
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_FLASH_COMP);
+ bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DCONF_DONE);
+}
+
+void
+bfa_dconf_modinit(struct bfa_s *bfa)
+{
+ struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_INIT);
+}
+
+static void bfa_dconf_timer(void *cbarg)
+{
+ struct bfa_dconf_mod_s *dconf = cbarg;
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_TIMEOUT);
+}
+
+void
+bfa_dconf_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_IOCDISABLE);
+}
+
+static bfa_status_t
+bfa_dconf_flash_write(struct bfa_dconf_mod_s *dconf)
+{
+ bfa_status_t bfa_status;
+ bfa_trc(dconf->bfa, 0);
+
+ bfa_status = bfa_flash_update_part(BFA_FLASH(dconf->bfa),
+ BFA_FLASH_PART_DRV, dconf->instance,
+ dconf->dconf, sizeof(struct bfa_dconf_s), 0,
+ bfa_dconf_cbfn, dconf);
+ if (bfa_status != BFA_STATUS_OK)
+ WARN_ON(bfa_status);
+ bfa_trc(dconf->bfa, bfa_status);
+
+ return bfa_status;
+}
+
+bfa_status_t
+bfa_dconf_update(struct bfa_s *bfa)
+{
+ struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
+ bfa_trc(dconf->bfa, 0);
+ if (bfa_sm_cmp_state(dconf, bfa_dconf_sm_iocdown_dirty))
+ return BFA_STATUS_FAILED;
+
+ if (dconf->min_cfg) {
+ bfa_trc(dconf->bfa, dconf->min_cfg);
+ return BFA_STATUS_FAILED;
+ }
+
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_WR);
+ return BFA_STATUS_OK;
+}
+
+static void
+bfa_dconf_cbfn(void *arg, bfa_status_t status)
+{
+ struct bfa_dconf_mod_s *dconf = arg;
+ WARN_ON(status);
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_FLASH_COMP);
+}
+
+void
+bfa_dconf_modexit(struct bfa_s *bfa)
+{
+ struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
+ bfa_sm_send_event(dconf, BFA_DCONF_SM_EXIT);
+}
+
+/*
+ * FRU specific functions
+ */
+
+#define BFA_FRU_DMA_BUF_SZ 0x02000 /* 8k dma buffer */
+#define BFA_FRU_CHINOOK_MAX_SIZE 0x10000
+#define BFA_FRU_LIGHTNING_MAX_SIZE 0x200
+
+static void
+bfa_fru_notify(void *cbarg, enum bfa_ioc_event_e event)
+{
+ struct bfa_fru_s *fru = cbarg;
+
+ bfa_trc(fru, event);
+
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ if (fru->op_busy) {
+ fru->status = BFA_STATUS_IOC_FAILURE;
+ fru->cbfn(fru->cbarg, fru->status);
+ fru->op_busy = 0;
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+/*
+ * Send fru write request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_fru_write_send(void *cbarg, enum bfi_fru_h2i_msgs msg_type)
+{
+ struct bfa_fru_s *fru = cbarg;
+ struct bfi_fru_write_req_s *msg =
+ (struct bfi_fru_write_req_s *) fru->mb.msg;
+ u32 len;
+
+ msg->offset = cpu_to_be32(fru->addr_off + fru->offset);
+ len = (fru->residue < BFA_FRU_DMA_BUF_SZ) ?
+ fru->residue : BFA_FRU_DMA_BUF_SZ;
+ msg->length = cpu_to_be32(len);
+
+ /*
+ * indicate if it's the last msg of the whole write operation
+ */
+ msg->last = (len == fru->residue) ? 1 : 0;
+
+ msg->trfr_cmpl = (len == fru->residue) ? fru->trfr_cmpl : 0;
+ bfi_h2i_set(msg->mh, BFI_MC_FRU, msg_type, bfa_ioc_portid(fru->ioc));
+ bfa_alen_set(&msg->alen, len, fru->dbuf_pa);
+
+ memcpy(fru->dbuf_kva, fru->ubuf + fru->offset, len);
+ bfa_ioc_mbox_queue(fru->ioc, &fru->mb);
+
+ fru->residue -= len;
+ fru->offset += len;
+}
+
+/*
+ * Send fru read request.
+ *
+ * @param[in] cbarg - callback argument
+ */
+static void
+bfa_fru_read_send(void *cbarg, enum bfi_fru_h2i_msgs msg_type)
+{
+ struct bfa_fru_s *fru = cbarg;
+ struct bfi_fru_read_req_s *msg =
+ (struct bfi_fru_read_req_s *) fru->mb.msg;
+ u32 len;
+
+ msg->offset = cpu_to_be32(fru->addr_off + fru->offset);
+ len = (fru->residue < BFA_FRU_DMA_BUF_SZ) ?
+ fru->residue : BFA_FRU_DMA_BUF_SZ;
+ msg->length = cpu_to_be32(len);
+ bfi_h2i_set(msg->mh, BFI_MC_FRU, msg_type, bfa_ioc_portid(fru->ioc));
+ bfa_alen_set(&msg->alen, len, fru->dbuf_pa);
+ bfa_ioc_mbox_queue(fru->ioc, &fru->mb);
+}
+
+/*
+ * Flash memory info API.
+ *
+ * @param[in] mincfg - minimal cfg variable
+ */
+u32
+bfa_fru_meminfo(bfa_boolean_t mincfg)
+{
+ /* min driver doesn't need fru */
+ if (mincfg)
+ return 0;
+
+ return BFA_ROUNDUP(BFA_FRU_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Flash attach API.
+ *
+ * @param[in] fru - fru structure
+ * @param[in] ioc - ioc structure
+ * @param[in] dev - device structure
+ * @param[in] trcmod - trace module
+ * @param[in] logmod - log module
+ */
+void
+bfa_fru_attach(struct bfa_fru_s *fru, struct bfa_ioc_s *ioc, void *dev,
+ struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg)
+{
+ fru->ioc = ioc;
+ fru->trcmod = trcmod;
+ fru->cbfn = NULL;
+ fru->cbarg = NULL;
+ fru->op_busy = 0;
+
+ bfa_ioc_mbox_regisr(fru->ioc, BFI_MC_FRU, bfa_fru_intr, fru);
+ bfa_q_qe_init(&fru->ioc_notify);
+ bfa_ioc_notify_init(&fru->ioc_notify, bfa_fru_notify, fru);
+ list_add_tail(&fru->ioc_notify.qe, &fru->ioc->notify_q);
+
+ /* min driver doesn't need fru */
+ if (mincfg) {
+ fru->dbuf_kva = NULL;
+ fru->dbuf_pa = 0;
+ }
+}
+
+/*
+ * Claim memory for fru
+ *
+ * @param[in] fru - fru structure
+ * @param[in] dm_kva - pointer to virtual memory address
+ * @param[in] dm_pa - frusical memory address
+ * @param[in] mincfg - minimal cfg variable
+ */
+void
+bfa_fru_memclaim(struct bfa_fru_s *fru, u8 *dm_kva, u64 dm_pa,
+ bfa_boolean_t mincfg)
+{
+ if (mincfg)
+ return;
+
+ fru->dbuf_kva = dm_kva;
+ fru->dbuf_pa = dm_pa;
+ memset(fru->dbuf_kva, 0, BFA_FRU_DMA_BUF_SZ);
+ dm_kva += BFA_ROUNDUP(BFA_FRU_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+ dm_pa += BFA_ROUNDUP(BFA_FRU_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * Update fru vpd image.
+ *
+ * @param[in] fru - fru structure
+ * @param[in] buf - update data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_fruvpd_update(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg, u8 trfr_cmpl)
+{
+ bfa_trc(fru, BFI_FRUVPD_H2I_WRITE_REQ);
+ bfa_trc(fru, len);
+ bfa_trc(fru, offset);
+
+ if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2 &&
+ fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK2)
+ return BFA_STATUS_FRU_NOT_PRESENT;
+
+ if (fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK)
+ return BFA_STATUS_CMD_NOTSUPP;
+
+ if (!bfa_ioc_is_operational(fru->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (fru->op_busy) {
+ bfa_trc(fru, fru->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ fru->op_busy = 1;
+
+ fru->cbfn = cbfn;
+ fru->cbarg = cbarg;
+ fru->residue = len;
+ fru->offset = 0;
+ fru->addr_off = offset;
+ fru->ubuf = buf;
+ fru->trfr_cmpl = trfr_cmpl;
+
+ bfa_fru_write_send(fru, BFI_FRUVPD_H2I_WRITE_REQ);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Read fru vpd image.
+ *
+ * @param[in] fru - fru structure
+ * @param[in] buf - read data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_fruvpd_read(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg)
+{
+ bfa_trc(fru, BFI_FRUVPD_H2I_READ_REQ);
+ bfa_trc(fru, len);
+ bfa_trc(fru, offset);
+
+ if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2)
+ return BFA_STATUS_FRU_NOT_PRESENT;
+
+ if (fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK &&
+ fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK2)
+ return BFA_STATUS_CMD_NOTSUPP;
+
+ if (!bfa_ioc_is_operational(fru->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (fru->op_busy) {
+ bfa_trc(fru, fru->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ fru->op_busy = 1;
+
+ fru->cbfn = cbfn;
+ fru->cbarg = cbarg;
+ fru->residue = len;
+ fru->offset = 0;
+ fru->addr_off = offset;
+ fru->ubuf = buf;
+ bfa_fru_read_send(fru, BFI_FRUVPD_H2I_READ_REQ);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Get maximum size fru vpd image.
+ *
+ * @param[in] fru - fru structure
+ * @param[out] size - maximum size of fru vpd data
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_fruvpd_get_max_size(struct bfa_fru_s *fru, u32 *max_size)
+{
+ if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2)
+ return BFA_STATUS_FRU_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(fru->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (fru->ioc->attr->card_type == BFA_MFG_TYPE_CHINOOK ||
+ fru->ioc->attr->card_type == BFA_MFG_TYPE_CHINOOK2)
+ *max_size = BFA_FRU_CHINOOK_MAX_SIZE;
+ else
+ return BFA_STATUS_CMD_NOTSUPP;
+ return BFA_STATUS_OK;
+}
+/*
+ * tfru write.
+ *
+ * @param[in] fru - fru structure
+ * @param[in] buf - update data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_tfru_write(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg)
+{
+ bfa_trc(fru, BFI_TFRU_H2I_WRITE_REQ);
+ bfa_trc(fru, len);
+ bfa_trc(fru, offset);
+ bfa_trc(fru, *((u8 *) buf));
+
+ if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2)
+ return BFA_STATUS_FRU_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(fru->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (fru->op_busy) {
+ bfa_trc(fru, fru->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ fru->op_busy = 1;
+
+ fru->cbfn = cbfn;
+ fru->cbarg = cbarg;
+ fru->residue = len;
+ fru->offset = 0;
+ fru->addr_off = offset;
+ fru->ubuf = buf;
+
+ bfa_fru_write_send(fru, BFI_TFRU_H2I_WRITE_REQ);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * tfru read.
+ *
+ * @param[in] fru - fru structure
+ * @param[in] buf - read data buffer
+ * @param[in] len - data buffer length
+ * @param[in] offset - offset relative to starting address
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback argument
+ *
+ * Return status.
+ */
+bfa_status_t
+bfa_tfru_read(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg)
+{
+ bfa_trc(fru, BFI_TFRU_H2I_READ_REQ);
+ bfa_trc(fru, len);
+ bfa_trc(fru, offset);
+
+ if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2)
+ return BFA_STATUS_FRU_NOT_PRESENT;
+
+ if (!bfa_ioc_is_operational(fru->ioc))
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (fru->op_busy) {
+ bfa_trc(fru, fru->op_busy);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ fru->op_busy = 1;
+
+ fru->cbfn = cbfn;
+ fru->cbarg = cbarg;
+ fru->residue = len;
+ fru->offset = 0;
+ fru->addr_off = offset;
+ fru->ubuf = buf;
+ bfa_fru_read_send(fru, BFI_TFRU_H2I_READ_REQ);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Process fru response messages upon receiving interrupts.
+ *
+ * @param[in] fruarg - fru structure
+ * @param[in] msg - message structure
+ */
+void
+bfa_fru_intr(void *fruarg, struct bfi_mbmsg_s *msg)
+{
+ struct bfa_fru_s *fru = fruarg;
+ struct bfi_fru_rsp_s *rsp = (struct bfi_fru_rsp_s *)msg;
+ u32 status;
+
+ bfa_trc(fru, msg->mh.msg_id);
+
+ if (!fru->op_busy) {
+ /*
+ * receiving response after ioc failure
+ */
+ bfa_trc(fru, 0x9999);
+ return;
+ }
+
+ switch (msg->mh.msg_id) {
+ case BFI_FRUVPD_I2H_WRITE_RSP:
+ case BFI_TFRU_I2H_WRITE_RSP:
+ status = be32_to_cpu(rsp->status);
+ bfa_trc(fru, status);
+
+ if (status != BFA_STATUS_OK || fru->residue == 0) {
+ fru->status = status;
+ fru->op_busy = 0;
+ if (fru->cbfn)
+ fru->cbfn(fru->cbarg, fru->status);
+ } else {
+ bfa_trc(fru, fru->offset);
+ if (msg->mh.msg_id == BFI_FRUVPD_I2H_WRITE_RSP)
+ bfa_fru_write_send(fru,
+ BFI_FRUVPD_H2I_WRITE_REQ);
+ else
+ bfa_fru_write_send(fru,
+ BFI_TFRU_H2I_WRITE_REQ);
+ }
+ break;
+ case BFI_FRUVPD_I2H_READ_RSP:
+ case BFI_TFRU_I2H_READ_RSP:
+ status = be32_to_cpu(rsp->status);
+ bfa_trc(fru, status);
+
+ if (status != BFA_STATUS_OK) {
+ fru->status = status;
+ fru->op_busy = 0;
+ if (fru->cbfn)
+ fru->cbfn(fru->cbarg, fru->status);
+ } else {
+ u32 len = be32_to_cpu(rsp->length);
+
+ bfa_trc(fru, fru->offset);
+ bfa_trc(fru, len);
+
+ memcpy(fru->ubuf + fru->offset, fru->dbuf_kva, len);
+ fru->residue -= len;
+ fru->offset += len;
+
+ if (fru->residue == 0) {
+ fru->status = status;
+ fru->op_busy = 0;
+ if (fru->cbfn)
+ fru->cbfn(fru->cbarg, fru->status);
+ } else {
+ if (msg->mh.msg_id == BFI_FRUVPD_I2H_READ_RSP)
+ bfa_fru_read_send(fru,
+ BFI_FRUVPD_H2I_READ_REQ);
+ else
+ bfa_fru_read_send(fru,
+ BFI_TFRU_H2I_READ_REQ);
+ }
+ }
+ break;
+ default:
+ WARN_ON(1);
+ }
+}
+
+/*
+ * register definitions
+ */
+#define FLI_CMD_REG 0x0001d000
+#define FLI_RDDATA_REG 0x0001d010
+#define FLI_ADDR_REG 0x0001d004
+#define FLI_DEV_STATUS_REG 0x0001d014
+
+#define BFA_FLASH_FIFO_SIZE 128 /* fifo size */
+#define BFA_FLASH_CHECK_MAX 10000 /* max # of status check */
+#define BFA_FLASH_BLOCKING_OP_MAX 1000000 /* max # of blocking op check */
+#define BFA_FLASH_WIP_MASK 0x01 /* write in progress bit mask */
+
+enum bfa_flash_cmd {
+ BFA_FLASH_FAST_READ = 0x0b, /* fast read */
+ BFA_FLASH_READ_STATUS = 0x05, /* read status */
+};
+
+/**
+ * @brief hardware error definition
+ */
+enum bfa_flash_err {
+ BFA_FLASH_NOT_PRESENT = -1, /*!< flash not present */
+ BFA_FLASH_UNINIT = -2, /*!< flash not initialized */
+ BFA_FLASH_BAD = -3, /*!< flash bad */
+ BFA_FLASH_BUSY = -4, /*!< flash busy */
+ BFA_FLASH_ERR_CMD_ACT = -5, /*!< command active never cleared */
+ BFA_FLASH_ERR_FIFO_CNT = -6, /*!< fifo count never cleared */
+ BFA_FLASH_ERR_WIP = -7, /*!< write-in-progress never cleared */
+ BFA_FLASH_ERR_TIMEOUT = -8, /*!< fli timeout */
+ BFA_FLASH_ERR_LEN = -9, /*!< invalid length */
+};
+
+/**
+ * @brief flash command register data structure
+ */
+union bfa_flash_cmd_reg_u {
+ struct {
+#ifdef __BIG_ENDIAN
+ u32 act:1;
+ u32 rsv:1;
+ u32 write_cnt:9;
+ u32 read_cnt:9;
+ u32 addr_cnt:4;
+ u32 cmd:8;
+#else
+ u32 cmd:8;
+ u32 addr_cnt:4;
+ u32 read_cnt:9;
+ u32 write_cnt:9;
+ u32 rsv:1;
+ u32 act:1;
+#endif
+ } r;
+ u32 i;
+};
+
+/**
+ * @brief flash device status register data structure
+ */
+union bfa_flash_dev_status_reg_u {
+ struct {
+#ifdef __BIG_ENDIAN
+ u32 rsv:21;
+ u32 fifo_cnt:6;
+ u32 busy:1;
+ u32 init_status:1;
+ u32 present:1;
+ u32 bad:1;
+ u32 good:1;
+#else
+ u32 good:1;
+ u32 bad:1;
+ u32 present:1;
+ u32 init_status:1;
+ u32 busy:1;
+ u32 fifo_cnt:6;
+ u32 rsv:21;
+#endif
+ } r;
+ u32 i;
+};
+
+/**
+ * @brief flash address register data structure
+ */
+union bfa_flash_addr_reg_u {
+ struct {
+#ifdef __BIG_ENDIAN
+ u32 addr:24;
+ u32 dummy:8;
+#else
+ u32 dummy:8;
+ u32 addr:24;
+#endif
+ } r;
+ u32 i;
+};
+
+/**
+ * dg flash_raw_private Flash raw private functions
+ */
+static void
+bfa_flash_set_cmd(void __iomem *pci_bar, u8 wr_cnt,
+ u8 rd_cnt, u8 ad_cnt, u8 op)
+{
+ union bfa_flash_cmd_reg_u cmd;
+
+ cmd.i = 0;
+ cmd.r.act = 1;
+ cmd.r.write_cnt = wr_cnt;
+ cmd.r.read_cnt = rd_cnt;
+ cmd.r.addr_cnt = ad_cnt;
+ cmd.r.cmd = op;
+ writel(cmd.i, (pci_bar + FLI_CMD_REG));
+}
+
+static void
+bfa_flash_set_addr(void __iomem *pci_bar, u32 address)
+{
+ union bfa_flash_addr_reg_u addr;
+
+ addr.r.addr = address & 0x00ffffff;
+ addr.r.dummy = 0;
+ writel(addr.i, (pci_bar + FLI_ADDR_REG));
+}
+
+static int
+bfa_flash_cmd_act_check(void __iomem *pci_bar)
+{
+ union bfa_flash_cmd_reg_u cmd;
+
+ cmd.i = readl(pci_bar + FLI_CMD_REG);
+
+ if (cmd.r.act)
+ return BFA_FLASH_ERR_CMD_ACT;
+
+ return 0;
+}
+
+/**
+ * @brief
+ * Flush FLI data fifo.
+ *
+ * @param[in] pci_bar - pci bar address
+ * @param[in] dev_status - device status
+ *
+ * Return 0 on success, negative error number on error.
+ */
+static u32
+bfa_flash_fifo_flush(void __iomem *pci_bar)
+{
+ u32 i;
+ u32 t;
+ union bfa_flash_dev_status_reg_u dev_status;
+
+ dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG);
+
+ if (!dev_status.r.fifo_cnt)
+ return 0;
+
+ /* fifo counter in terms of words */
+ for (i = 0; i < dev_status.r.fifo_cnt; i++)
+ t = readl(pci_bar + FLI_RDDATA_REG);
+
+ /*
+ * Check the device status. It may take some time.
+ */
+ for (i = 0; i < BFA_FLASH_CHECK_MAX; i++) {
+ dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG);
+ if (!dev_status.r.fifo_cnt)
+ break;
+ }
+
+ if (dev_status.r.fifo_cnt)
+ return BFA_FLASH_ERR_FIFO_CNT;
+
+ return 0;
+}
+
+/**
+ * @brief
+ * Read flash status.
+ *
+ * @param[in] pci_bar - pci bar address
+ *
+ * Return 0 on success, negative error number on error.
+*/
+static u32
+bfa_flash_status_read(void __iomem *pci_bar)
+{
+ union bfa_flash_dev_status_reg_u dev_status;
+ int status;
+ u32 ret_status;
+ int i;
+
+ status = bfa_flash_fifo_flush(pci_bar);
+ if (status < 0)
+ return status;
+
+ bfa_flash_set_cmd(pci_bar, 0, 4, 0, BFA_FLASH_READ_STATUS);
+
+ for (i = 0; i < BFA_FLASH_CHECK_MAX; i++) {
+ status = bfa_flash_cmd_act_check(pci_bar);
+ if (!status)
+ break;
+ }
+
+ if (status)
+ return status;
+
+ dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG);
+ if (!dev_status.r.fifo_cnt)
+ return BFA_FLASH_BUSY;
+
+ ret_status = readl(pci_bar + FLI_RDDATA_REG);
+ ret_status >>= 24;
+
+ status = bfa_flash_fifo_flush(pci_bar);
+ if (status < 0)
+ return status;
+
+ return ret_status;
+}
+
+/**
+ * @brief
+ * Start flash read operation.
+ *
+ * @param[in] pci_bar - pci bar address
+ * @param[in] offset - flash address offset
+ * @param[in] len - read data length
+ * @param[in] buf - read data buffer
+ *
+ * Return 0 on success, negative error number on error.
+ */
+static u32
+bfa_flash_read_start(void __iomem *pci_bar, u32 offset, u32 len,
+ char *buf)
+{
+ int status;
+
+ /*
+ * len must be mutiple of 4 and not exceeding fifo size
+ */
+ if (len == 0 || len > BFA_FLASH_FIFO_SIZE || (len & 0x03) != 0)
+ return BFA_FLASH_ERR_LEN;
+
+ /*
+ * check status
+ */
+ status = bfa_flash_status_read(pci_bar);
+ if (status == BFA_FLASH_BUSY)
+ status = bfa_flash_status_read(pci_bar);
+
+ if (status < 0)
+ return status;
+
+ /*
+ * check if write-in-progress bit is cleared
+ */
+ if (status & BFA_FLASH_WIP_MASK)
+ return BFA_FLASH_ERR_WIP;
+
+ bfa_flash_set_addr(pci_bar, offset);
+
+ bfa_flash_set_cmd(pci_bar, 0, (u8)len, 4, BFA_FLASH_FAST_READ);
+
+ return 0;
+}
+
+/**
+ * @brief
+ * Check flash read operation.
+ *
+ * @param[in] pci_bar - pci bar address
+ *
+ * Return flash device status, 1 if busy, 0 if not.
+ */
+static u32
+bfa_flash_read_check(void __iomem *pci_bar)
+{
+ if (bfa_flash_cmd_act_check(pci_bar))
+ return 1;
+
+ return 0;
+}
+/**
+ * @brief
+ * End flash read operation.
+ *
+ * @param[in] pci_bar - pci bar address
+ * @param[in] len - read data length
+ * @param[in] buf - read data buffer
+ *
+ */
+static void
+bfa_flash_read_end(void __iomem *pci_bar, u32 len, char *buf)
+{
+
+ u32 i;
+
+ /*
+ * read data fifo up to 32 words
+ */
+ for (i = 0; i < len; i += 4) {
+ u32 w = readl(pci_bar + FLI_RDDATA_REG);
+ *((u32 *) (buf + i)) = swab32(w);
+ }
+
+ bfa_flash_fifo_flush(pci_bar);
+}
+
+/**
+ * @brief
+ * Perform flash raw read.
+ *
+ * @param[in] pci_bar - pci bar address
+ * @param[in] offset - flash partition address offset
+ * @param[in] buf - read data buffer
+ * @param[in] len - read data length
+ *
+ * Return status.
+ */
+
+
+#define FLASH_BLOCKING_OP_MAX 500
+#define FLASH_SEM_LOCK_REG 0x18820
+
+static int
+bfa_raw_sem_get(void __iomem *bar)
+{
+ int locked;
+
+ locked = readl((bar + FLASH_SEM_LOCK_REG));
+ return !locked;
+
+}
+
+bfa_status_t
+bfa_flash_sem_get(void __iomem *bar)
+{
+ u32 n = FLASH_BLOCKING_OP_MAX;
+
+ while (!bfa_raw_sem_get(bar)) {
+ if (--n <= 0)
+ return BFA_STATUS_BADFLASH;
+ mdelay(10);
+ }
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_flash_sem_put(void __iomem *bar)
+{
+ writel(0, (bar + FLASH_SEM_LOCK_REG));
+}
+
+bfa_status_t
+bfa_flash_raw_read(void __iomem *pci_bar, u32 offset, char *buf,
+ u32 len)
+{
+ u32 n;
+ int status;
+ u32 off, l, s, residue, fifo_sz;
+
+ residue = len;
+ off = 0;
+ fifo_sz = BFA_FLASH_FIFO_SIZE;
+ status = bfa_flash_sem_get(pci_bar);
+ if (status != BFA_STATUS_OK)
+ return status;
+
+ while (residue) {
+ s = offset + off;
+ n = s / fifo_sz;
+ l = (n + 1) * fifo_sz - s;
+ if (l > residue)
+ l = residue;
+
+ status = bfa_flash_read_start(pci_bar, offset + off, l,
+ &buf[off]);
+ if (status < 0) {
+ bfa_flash_sem_put(pci_bar);
+ return BFA_STATUS_FAILED;
+ }
+
+ n = BFA_FLASH_BLOCKING_OP_MAX;
+ while (bfa_flash_read_check(pci_bar)) {
+ if (--n <= 0) {
+ bfa_flash_sem_put(pci_bar);
+ return BFA_STATUS_FAILED;
+ }
+ }
+
+ bfa_flash_read_end(pci_bar, l, &buf[off]);
+
+ residue -= l;
+ off += l;
+ }
+ bfa_flash_sem_put(pci_bar);
+
+ return BFA_STATUS_OK;
+}
diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h
new file mode 100644
index 0000000..0f9fab7
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioc.h
@@ -0,0 +1,1053 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_IOC_H__
+#define __BFA_IOC_H__
+
+#include "bfad_drv.h"
+#include "bfa_cs.h"
+#include "bfi.h"
+
+#define BFA_DBG_FWTRC_ENTS (BFI_IOC_TRC_ENTS)
+#define BFA_DBG_FWTRC_LEN \
+ (BFA_DBG_FWTRC_ENTS * sizeof(struct bfa_trc_s) + \
+ (sizeof(struct bfa_trc_mod_s) - \
+ BFA_TRC_MAX * sizeof(struct bfa_trc_s)))
+/*
+ * BFA timer declarations
+ */
+typedef void (*bfa_timer_cbfn_t)(void *);
+
+/*
+ * BFA timer data structure
+ */
+struct bfa_timer_s {
+ struct list_head qe;
+ bfa_timer_cbfn_t timercb;
+ void *arg;
+ int timeout; /* in millisecs */
+};
+
+/*
+ * Timer module structure
+ */
+struct bfa_timer_mod_s {
+ struct list_head timer_q;
+};
+
+#define BFA_TIMER_FREQ 200 /* specified in millisecs */
+
+void bfa_timer_beat(struct bfa_timer_mod_s *mod);
+void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
+ bfa_timer_cbfn_t timercb, void *arg,
+ unsigned int timeout);
+void bfa_timer_stop(struct bfa_timer_s *timer);
+
+/*
+ * Generic Scatter Gather Element used by driver
+ */
+struct bfa_sge_s {
+ u32 sg_len;
+ void *sg_addr;
+};
+
+#define bfa_sge_word_swap(__sge) do { \
+ ((u32 *)(__sge))[0] = swab32(((u32 *)(__sge))[0]); \
+ ((u32 *)(__sge))[1] = swab32(((u32 *)(__sge))[1]); \
+ ((u32 *)(__sge))[2] = swab32(((u32 *)(__sge))[2]); \
+} while (0)
+
+#define bfa_swap_words(_x) ( \
+ ((u64)(_x) << 32) | ((u64)(_x) >> 32))
+
+#ifdef __BIG_ENDIAN
+#define bfa_sge_to_be(_x)
+#define bfa_sge_to_le(_x) bfa_sge_word_swap(_x)
+#define bfa_sgaddr_le(_x) bfa_swap_words(_x)
+#else
+#define bfa_sge_to_be(_x) bfa_sge_word_swap(_x)
+#define bfa_sge_to_le(_x)
+#define bfa_sgaddr_le(_x) (_x)
+#endif
+
+/*
+ * BFA memory resources
+ */
+struct bfa_mem_dma_s {
+ struct list_head qe; /* Queue of DMA elements */
+ u32 mem_len; /* Total Length in Bytes */
+ u8 *kva; /* kernel virtual address */
+ u64 dma; /* dma address if DMA memory */
+ u8 *kva_curp; /* kva allocation cursor */
+ u64 dma_curp; /* dma allocation cursor */
+};
+#define bfa_mem_dma_t struct bfa_mem_dma_s
+
+struct bfa_mem_kva_s {
+ struct list_head qe; /* Queue of KVA elements */
+ u32 mem_len; /* Total Length in Bytes */
+ u8 *kva; /* kernel virtual address */
+ u8 *kva_curp; /* kva allocation cursor */
+};
+#define bfa_mem_kva_t struct bfa_mem_kva_s
+
+struct bfa_meminfo_s {
+ struct bfa_mem_dma_s dma_info;
+ struct bfa_mem_kva_s kva_info;
+};
+
+/* BFA memory segment setup helpers */
+static inline void bfa_mem_dma_setup(struct bfa_meminfo_s *meminfo,
+ struct bfa_mem_dma_s *dm_ptr,
+ size_t seg_sz)
+{
+ dm_ptr->mem_len = seg_sz;
+ if (seg_sz)
+ list_add_tail(&dm_ptr->qe, &meminfo->dma_info.qe);
+}
+
+static inline void bfa_mem_kva_setup(struct bfa_meminfo_s *meminfo,
+ struct bfa_mem_kva_s *kva_ptr,
+ size_t seg_sz)
+{
+ kva_ptr->mem_len = seg_sz;
+ if (seg_sz)
+ list_add_tail(&kva_ptr->qe, &meminfo->kva_info.qe);
+}
+
+/* BFA dma memory segments iterator */
+#define bfa_mem_dma_sptr(_mod, _i) (&(_mod)->dma_seg[(_i)])
+#define bfa_mem_dma_seg_iter(_mod, _sptr, _nr, _i) \
+ for (_i = 0, _sptr = bfa_mem_dma_sptr(_mod, _i); _i < (_nr); \
+ _i++, _sptr = bfa_mem_dma_sptr(_mod, _i))
+
+#define bfa_mem_kva_curp(_mod) ((_mod)->kva_seg.kva_curp)
+#define bfa_mem_dma_virt(_sptr) ((_sptr)->kva_curp)
+#define bfa_mem_dma_phys(_sptr) ((_sptr)->dma_curp)
+#define bfa_mem_dma_len(_sptr) ((_sptr)->mem_len)
+
+/* Get the corresponding dma buf kva for a req - from the tag */
+#define bfa_mem_get_dmabuf_kva(_mod, _tag, _rqsz) \
+ (((u8 *)(_mod)->dma_seg[BFI_MEM_SEG_FROM_TAG(_tag, _rqsz)].kva_curp) +\
+ BFI_MEM_SEG_REQ_OFFSET(_tag, _rqsz) * (_rqsz))
+
+/* Get the corresponding dma buf pa for a req - from the tag */
+#define bfa_mem_get_dmabuf_pa(_mod, _tag, _rqsz) \
+ ((_mod)->dma_seg[BFI_MEM_SEG_FROM_TAG(_tag, _rqsz)].dma_curp + \
+ BFI_MEM_SEG_REQ_OFFSET(_tag, _rqsz) * (_rqsz))
+
+/*
+ * PCI device information required by IOC
+ */
+struct bfa_pcidev_s {
+ int pci_slot;
+ u8 pci_func;
+ u16 device_id;
+ u16 ssid;
+ void __iomem *pci_bar_kva;
+};
+
+/*
+ * Structure used to remember the DMA-able memory block's KVA and Physical
+ * Address
+ */
+struct bfa_dma_s {
+ void *kva; /* ! Kernel virtual address */
+ u64 pa; /* ! Physical address */
+};
+
+#define BFA_DMA_ALIGN_SZ 256
+#define BFA_ROUNDUP(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
+
+/*
+ * smem size for Crossbow and Catapult
+ */
+#define BFI_SMEM_CB_SIZE 0x200000U /* ! 2MB for crossbow */
+#define BFI_SMEM_CT_SIZE 0x280000U /* ! 2.5MB for catapult */
+
+#define bfa_dma_be_addr_set(dma_addr, pa) \
+ __bfa_dma_be_addr_set(&dma_addr, (u64)pa)
+static inline void
+__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
+{
+ dma_addr->a32.addr_lo = cpu_to_be32(pa);
+ dma_addr->a32.addr_hi = cpu_to_be32(pa >> 32);
+}
+
+#define bfa_alen_set(__alen, __len, __pa) \
+ __bfa_alen_set(__alen, __len, (u64)__pa)
+
+static inline void
+__bfa_alen_set(struct bfi_alen_s *alen, u32 len, u64 pa)
+{
+ alen->al_len = cpu_to_be32(len);
+ bfa_dma_be_addr_set(alen->al_addr, pa);
+}
+
+struct bfa_ioc_regs_s {
+ void __iomem *hfn_mbox_cmd;
+ void __iomem *hfn_mbox;
+ void __iomem *lpu_mbox_cmd;
+ void __iomem *lpu_mbox;
+ void __iomem *lpu_read_stat;
+ void __iomem *pss_ctl_reg;
+ void __iomem *pss_err_status_reg;
+ void __iomem *app_pll_fast_ctl_reg;
+ void __iomem *app_pll_slow_ctl_reg;
+ void __iomem *ioc_sem_reg;
+ void __iomem *ioc_usage_sem_reg;
+ void __iomem *ioc_init_sem_reg;
+ void __iomem *ioc_usage_reg;
+ void __iomem *host_page_num_fn;
+ void __iomem *heartbeat;
+ void __iomem *ioc_fwstate;
+ void __iomem *alt_ioc_fwstate;
+ void __iomem *ll_halt;
+ void __iomem *alt_ll_halt;
+ void __iomem *err_set;
+ void __iomem *ioc_fail_sync;
+ void __iomem *shirq_isr_next;
+ void __iomem *shirq_msk_next;
+ void __iomem *smem_page_start;
+ u32 smem_pg0;
+};
+
+#define bfa_mem_read(_raddr, _off) swab32(readl(((_raddr) + (_off))))
+#define bfa_mem_write(_raddr, _off, _val) \
+ writel(swab32((_val)), ((_raddr) + (_off)))
+/*
+ * IOC Mailbox structures
+ */
+struct bfa_mbox_cmd_s {
+ struct list_head qe;
+ u32 msg[BFI_IOC_MSGSZ];
+};
+
+/*
+ * IOC mailbox module
+ */
+typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m);
+struct bfa_ioc_mbox_mod_s {
+ struct list_head cmd_q; /* pending mbox queue */
+ int nmclass; /* number of handlers */
+ struct {
+ bfa_ioc_mbox_mcfunc_t cbfn; /* message handlers */
+ void *cbarg;
+ } mbhdlr[BFI_MC_MAX];
+};
+
+/*
+ * IOC callback function interfaces
+ */
+typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status);
+typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa);
+typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa);
+typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa);
+struct bfa_ioc_cbfn_s {
+ bfa_ioc_enable_cbfn_t enable_cbfn;
+ bfa_ioc_disable_cbfn_t disable_cbfn;
+ bfa_ioc_hbfail_cbfn_t hbfail_cbfn;
+ bfa_ioc_reset_cbfn_t reset_cbfn;
+};
+
+/*
+ * IOC event notification mechanism.
+ */
+enum bfa_ioc_event_e {
+ BFA_IOC_E_ENABLED = 1,
+ BFA_IOC_E_DISABLED = 2,
+ BFA_IOC_E_FAILED = 3,
+};
+
+typedef void (*bfa_ioc_notify_cbfn_t)(void *, enum bfa_ioc_event_e);
+
+struct bfa_ioc_notify_s {
+ struct list_head qe;
+ bfa_ioc_notify_cbfn_t cbfn;
+ void *cbarg;
+};
+
+/*
+ * Initialize a IOC event notification structure
+ */
+#define bfa_ioc_notify_init(__notify, __cbfn, __cbarg) do { \
+ (__notify)->cbfn = (__cbfn); \
+ (__notify)->cbarg = (__cbarg); \
+} while (0)
+
+struct bfa_iocpf_s {
+ bfa_fsm_t fsm;
+ struct bfa_ioc_s *ioc;
+ bfa_boolean_t fw_mismatch_notified;
+ bfa_boolean_t auto_recover;
+ u32 poll_time;
+};
+
+struct bfa_ioc_s {
+ bfa_fsm_t fsm;
+ struct bfa_s *bfa;
+ struct bfa_pcidev_s pcidev;
+ struct bfa_timer_mod_s *timer_mod;
+ struct bfa_timer_s ioc_timer;
+ struct bfa_timer_s sem_timer;
+ struct bfa_timer_s hb_timer;
+ u32 hb_count;
+ struct list_head notify_q;
+ void *dbg_fwsave;
+ int dbg_fwsave_len;
+ bfa_boolean_t dbg_fwsave_once;
+ enum bfi_pcifn_class clscode;
+ struct bfa_ioc_regs_s ioc_regs;
+ struct bfa_trc_mod_s *trcmod;
+ struct bfa_ioc_drv_stats_s stats;
+ bfa_boolean_t fcmode;
+ bfa_boolean_t pllinit;
+ bfa_boolean_t stats_busy; /* outstanding stats */
+ u8 port_id;
+ struct bfa_dma_s attr_dma;
+ struct bfi_ioc_attr_s *attr;
+ struct bfa_ioc_cbfn_s *cbfn;
+ struct bfa_ioc_mbox_mod_s mbox_mod;
+ struct bfa_ioc_hwif_s *ioc_hwif;
+ struct bfa_iocpf_s iocpf;
+ enum bfi_asic_gen asic_gen;
+ enum bfi_asic_mode asic_mode;
+ enum bfi_port_mode port0_mode;
+ enum bfi_port_mode port1_mode;
+ enum bfa_mode_s port_mode;
+ u8 ad_cap_bm; /* adapter cap bit mask */
+ u8 port_mode_cfg; /* config port mode */
+ int ioc_aen_seq;
+};
+
+struct bfa_ioc_hwif_s {
+ bfa_status_t (*ioc_pll_init) (void __iomem *rb, enum bfi_asic_mode m);
+ bfa_boolean_t (*ioc_firmware_lock) (struct bfa_ioc_s *ioc);
+ void (*ioc_firmware_unlock) (struct bfa_ioc_s *ioc);
+ void (*ioc_reg_init) (struct bfa_ioc_s *ioc);
+ void (*ioc_map_port) (struct bfa_ioc_s *ioc);
+ void (*ioc_isr_mode_set) (struct bfa_ioc_s *ioc,
+ bfa_boolean_t msix);
+ void (*ioc_notify_fail) (struct bfa_ioc_s *ioc);
+ void (*ioc_ownership_reset) (struct bfa_ioc_s *ioc);
+ bfa_boolean_t (*ioc_sync_start) (struct bfa_ioc_s *ioc);
+ void (*ioc_sync_join) (struct bfa_ioc_s *ioc);
+ void (*ioc_sync_leave) (struct bfa_ioc_s *ioc);
+ void (*ioc_sync_ack) (struct bfa_ioc_s *ioc);
+ bfa_boolean_t (*ioc_sync_complete) (struct bfa_ioc_s *ioc);
+ bfa_boolean_t (*ioc_lpu_read_stat) (struct bfa_ioc_s *ioc);
+ void (*ioc_set_fwstate) (struct bfa_ioc_s *ioc,
+ enum bfi_ioc_state fwstate);
+ enum bfi_ioc_state (*ioc_get_fwstate) (struct bfa_ioc_s *ioc);
+ void (*ioc_set_alt_fwstate) (struct bfa_ioc_s *ioc,
+ enum bfi_ioc_state fwstate);
+ enum bfi_ioc_state (*ioc_get_alt_fwstate) (struct bfa_ioc_s *ioc);
+};
+
+/*
+ * Queue element to wait for room in request queue. FIFO order is
+ * maintained when fullfilling requests.
+ */
+struct bfa_reqq_wait_s {
+ struct list_head qe;
+ void (*qresume) (void *cbarg);
+ void *cbarg;
+};
+
+typedef void (*bfa_cb_cbfn_t) (void *cbarg, bfa_boolean_t complete);
+
+/*
+ * Generic BFA callback element.
+ */
+struct bfa_cb_qe_s {
+ struct list_head qe;
+ bfa_cb_cbfn_t cbfn;
+ bfa_boolean_t once;
+ bfa_boolean_t pre_rmv; /* set for stack based qe(s) */
+ bfa_status_t fw_status; /* to access fw status in comp proc */
+ void *cbarg;
+};
+
+/*
+ * IOCFC state machine definitions/declarations
+ */
+enum iocfc_event {
+ IOCFC_E_INIT = 1, /* IOCFC init request */
+ IOCFC_E_START = 2, /* IOCFC mod start request */
+ IOCFC_E_STOP = 3, /* IOCFC stop request */
+ IOCFC_E_ENABLE = 4, /* IOCFC enable request */
+ IOCFC_E_DISABLE = 5, /* IOCFC disable request */
+ IOCFC_E_IOC_ENABLED = 6, /* IOC enabled message */
+ IOCFC_E_IOC_DISABLED = 7, /* IOC disabled message */
+ IOCFC_E_IOC_FAILED = 8, /* failure notice by IOC sm */
+ IOCFC_E_DCONF_DONE = 9, /* dconf read/write done */
+ IOCFC_E_CFG_DONE = 10, /* IOCFC config complete */
+};
+
+/*
+ * ASIC block configurtion related
+ */
+
+typedef void (*bfa_ablk_cbfn_t)(void *, enum bfa_status);
+
+struct bfa_ablk_s {
+ struct bfa_ioc_s *ioc;
+ struct bfa_ablk_cfg_s *cfg;
+ u16 *pcifn;
+ struct bfa_dma_s dma_addr;
+ bfa_boolean_t busy;
+ struct bfa_mbox_cmd_s mb;
+ bfa_ablk_cbfn_t cbfn;
+ void *cbarg;
+ struct bfa_ioc_notify_s ioc_notify;
+ struct bfa_mem_dma_s ablk_dma;
+};
+#define BFA_MEM_ABLK_DMA(__bfa) (&((__bfa)->modules.ablk.ablk_dma))
+
+/*
+ * SFP module specific
+ */
+typedef void (*bfa_cb_sfp_t) (void *cbarg, bfa_status_t status);
+
+struct bfa_sfp_s {
+ void *dev;
+ struct bfa_ioc_s *ioc;
+ struct bfa_trc_mod_s *trcmod;
+ struct sfp_mem_s *sfpmem;
+ bfa_cb_sfp_t cbfn;
+ void *cbarg;
+ enum bfi_sfp_mem_e memtype; /* mem access type */
+ u32 status;
+ struct bfa_mbox_cmd_s mbcmd;
+ u8 *dbuf_kva; /* dma buf virtual address */
+ u64 dbuf_pa; /* dma buf physical address */
+ struct bfa_ioc_notify_s ioc_notify;
+ enum bfa_defs_sfp_media_e *media;
+ enum bfa_port_speed portspeed;
+ bfa_cb_sfp_t state_query_cbfn;
+ void *state_query_cbarg;
+ u8 lock;
+ u8 data_valid; /* data in dbuf is valid */
+ u8 state; /* sfp state */
+ u8 state_query_lock;
+ struct bfa_mem_dma_s sfp_dma;
+ u8 is_elb; /* eloopback */
+};
+
+#define BFA_SFP_MOD(__bfa) (&(__bfa)->modules.sfp)
+#define BFA_MEM_SFP_DMA(__bfa) (&(BFA_SFP_MOD(__bfa)->sfp_dma))
+
+u32 bfa_sfp_meminfo(void);
+
+void bfa_sfp_attach(struct bfa_sfp_s *sfp, struct bfa_ioc_s *ioc,
+ void *dev, struct bfa_trc_mod_s *trcmod);
+
+void bfa_sfp_memclaim(struct bfa_sfp_s *diag, u8 *dm_kva, u64 dm_pa);
+void bfa_sfp_intr(void *bfaarg, struct bfi_mbmsg_s *msg);
+
+bfa_status_t bfa_sfp_show(struct bfa_sfp_s *sfp, struct sfp_mem_s *sfpmem,
+ bfa_cb_sfp_t cbfn, void *cbarg);
+
+bfa_status_t bfa_sfp_media(struct bfa_sfp_s *sfp,
+ enum bfa_defs_sfp_media_e *media,
+ bfa_cb_sfp_t cbfn, void *cbarg);
+
+bfa_status_t bfa_sfp_speed(struct bfa_sfp_s *sfp,
+ enum bfa_port_speed portspeed,
+ bfa_cb_sfp_t cbfn, void *cbarg);
+
+/*
+ * Flash module specific
+ */
+typedef void (*bfa_cb_flash_t) (void *cbarg, bfa_status_t status);
+
+struct bfa_flash_s {
+ struct bfa_ioc_s *ioc; /* back pointer to ioc */
+ struct bfa_trc_mod_s *trcmod;
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 rsv[3];
+ u32 op_busy; /* operation busy flag */
+ u32 residue; /* residual length */
+ u32 offset; /* offset */
+ bfa_status_t status; /* status */
+ u8 *dbuf_kva; /* dma buf virtual address */
+ u64 dbuf_pa; /* dma buf physical address */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ bfa_cb_flash_t cbfn; /* user callback function */
+ void *cbarg; /* user callback arg */
+ u8 *ubuf; /* user supplied buffer */
+ struct bfa_cb_qe_s hcb_qe; /* comp: BFA callback qelem */
+ u32 addr_off; /* partition address offset */
+ struct bfa_mbox_cmd_s mb; /* mailbox */
+ struct bfa_ioc_notify_s ioc_notify; /* ioc event notify */
+ struct bfa_mem_dma_s flash_dma;
+};
+
+#define BFA_FLASH(__bfa) (&(__bfa)->modules.flash)
+#define BFA_MEM_FLASH_DMA(__bfa) (&(BFA_FLASH(__bfa)->flash_dma))
+
+bfa_status_t bfa_flash_get_attr(struct bfa_flash_s *flash,
+ struct bfa_flash_attr_s *attr,
+ bfa_cb_flash_t cbfn, void *cbarg);
+bfa_status_t bfa_flash_erase_part(struct bfa_flash_s *flash,
+ enum bfa_flash_part_type type, u8 instance,
+ bfa_cb_flash_t cbfn, void *cbarg);
+bfa_status_t bfa_flash_update_part(struct bfa_flash_s *flash,
+ enum bfa_flash_part_type type, u8 instance,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_flash_t cbfn, void *cbarg);
+bfa_status_t bfa_flash_read_part(struct bfa_flash_s *flash,
+ enum bfa_flash_part_type type, u8 instance, void *buf,
+ u32 len, u32 offset, bfa_cb_flash_t cbfn, void *cbarg);
+u32 bfa_flash_meminfo(bfa_boolean_t mincfg);
+void bfa_flash_attach(struct bfa_flash_s *flash, struct bfa_ioc_s *ioc,
+ void *dev, struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg);
+void bfa_flash_memclaim(struct bfa_flash_s *flash,
+ u8 *dm_kva, u64 dm_pa, bfa_boolean_t mincfg);
+bfa_status_t bfa_flash_raw_read(void __iomem *pci_bar_kva,
+ u32 offset, char *buf, u32 len);
+
+/*
+ * DIAG module specific
+ */
+
+typedef void (*bfa_cb_diag_t) (void *cbarg, bfa_status_t status);
+typedef void (*bfa_cb_diag_beacon_t) (void *dev, bfa_boolean_t beacon,
+ bfa_boolean_t link_e2e_beacon);
+
+/*
+ * Firmware ping test results
+ */
+struct bfa_diag_results_fwping {
+ u32 data; /* store the corrupted data */
+ u32 status;
+ u32 dmastatus;
+ u8 rsvd[4];
+};
+
+struct bfa_diag_qtest_result_s {
+ u32 status;
+ u16 count; /* successful queue test count */
+ u8 queue;
+ u8 rsvd; /* 64-bit align */
+};
+
+/*
+ * Firmware ping test results
+ */
+struct bfa_diag_fwping_s {
+ struct bfa_diag_results_fwping *result;
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ u32 data;
+ u8 lock;
+ u8 rsv[3];
+ u32 status;
+ u32 count;
+ struct bfa_mbox_cmd_s mbcmd;
+ u8 *dbuf_kva; /* dma buf virtual address */
+ u64 dbuf_pa; /* dma buf physical address */
+};
+
+/*
+ * Temperature sensor query results
+ */
+struct bfa_diag_results_tempsensor_s {
+ u32 status;
+ u16 temp; /* 10-bit A/D value */
+ u16 brd_temp; /* 9-bit board temp */
+ u8 ts_junc; /* show junction tempsensor */
+ u8 ts_brd; /* show board tempsensor */
+ u8 rsvd[6]; /* keep 8 bytes alignment */
+};
+
+struct bfa_diag_tsensor_s {
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ struct bfa_diag_results_tempsensor_s *temp;
+ u8 lock;
+ u8 rsv[3];
+ u32 status;
+ struct bfa_mbox_cmd_s mbcmd;
+};
+
+struct bfa_diag_sfpshow_s {
+ struct sfp_mem_s *sfpmem;
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ u8 lock;
+ u8 static_data;
+ u8 rsv[2];
+ u32 status;
+ struct bfa_mbox_cmd_s mbcmd;
+ u8 *dbuf_kva; /* dma buf virtual address */
+ u64 dbuf_pa; /* dma buf physical address */
+};
+
+struct bfa_diag_led_s {
+ struct bfa_mbox_cmd_s mbcmd;
+ bfa_boolean_t lock; /* 1: ledtest is operating */
+};
+
+struct bfa_diag_beacon_s {
+ struct bfa_mbox_cmd_s mbcmd;
+ bfa_boolean_t state; /* port beacon state */
+ bfa_boolean_t link_e2e; /* link beacon state */
+};
+
+struct bfa_diag_s {
+ void *dev;
+ struct bfa_ioc_s *ioc;
+ struct bfa_trc_mod_s *trcmod;
+ struct bfa_diag_fwping_s fwping;
+ struct bfa_diag_tsensor_s tsensor;
+ struct bfa_diag_sfpshow_s sfpshow;
+ struct bfa_diag_led_s ledtest;
+ struct bfa_diag_beacon_s beacon;
+ void *result;
+ struct bfa_timer_s timer;
+ bfa_cb_diag_beacon_t cbfn_beacon;
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ u8 block;
+ u8 timer_active;
+ u8 rsvd[2];
+ u32 status;
+ struct bfa_ioc_notify_s ioc_notify;
+ struct bfa_mem_dma_s diag_dma;
+};
+
+#define BFA_DIAG_MOD(__bfa) (&(__bfa)->modules.diag_mod)
+#define BFA_MEM_DIAG_DMA(__bfa) (&(BFA_DIAG_MOD(__bfa)->diag_dma))
+
+u32 bfa_diag_meminfo(void);
+void bfa_diag_memclaim(struct bfa_diag_s *diag, u8 *dm_kva, u64 dm_pa);
+void bfa_diag_attach(struct bfa_diag_s *diag, struct bfa_ioc_s *ioc, void *dev,
+ bfa_cb_diag_beacon_t cbfn_beacon,
+ struct bfa_trc_mod_s *trcmod);
+bfa_status_t bfa_diag_reg_read(struct bfa_diag_s *diag, u32 offset,
+ u32 len, u32 *buf, u32 force);
+bfa_status_t bfa_diag_reg_write(struct bfa_diag_s *diag, u32 offset,
+ u32 len, u32 value, u32 force);
+bfa_status_t bfa_diag_tsensor_query(struct bfa_diag_s *diag,
+ struct bfa_diag_results_tempsensor_s *result,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_diag_fwping(struct bfa_diag_s *diag, u32 cnt,
+ u32 pattern, struct bfa_diag_results_fwping *result,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_diag_sfpshow(struct bfa_diag_s *diag,
+ struct sfp_mem_s *sfpmem, u8 static_data,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_diag_memtest(struct bfa_diag_s *diag,
+ struct bfa_diag_memtest_s *memtest, u32 pattern,
+ struct bfa_diag_memtest_result *result,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_diag_ledtest(struct bfa_diag_s *diag,
+ struct bfa_diag_ledtest_s *ledtest);
+bfa_status_t bfa_diag_beacon_port(struct bfa_diag_s *diag,
+ bfa_boolean_t beacon, bfa_boolean_t link_e2e_beacon,
+ u32 sec);
+
+/*
+ * PHY module specific
+ */
+typedef void (*bfa_cb_phy_t) (void *cbarg, bfa_status_t status);
+
+struct bfa_phy_s {
+ struct bfa_ioc_s *ioc; /* back pointer to ioc */
+ struct bfa_trc_mod_s *trcmod; /* trace module */
+ u8 instance; /* port instance */
+ u8 op_busy; /* operation busy flag */
+ u8 rsv[2];
+ u32 residue; /* residual length */
+ u32 offset; /* offset */
+ bfa_status_t status; /* status */
+ u8 *dbuf_kva; /* dma buf virtual address */
+ u64 dbuf_pa; /* dma buf physical address */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ bfa_cb_phy_t cbfn; /* user callback function */
+ void *cbarg; /* user callback arg */
+ u8 *ubuf; /* user supplied buffer */
+ struct bfa_cb_qe_s hcb_qe; /* comp: BFA callback qelem */
+ u32 addr_off; /* phy address offset */
+ struct bfa_mbox_cmd_s mb; /* mailbox */
+ struct bfa_ioc_notify_s ioc_notify; /* ioc event notify */
+ struct bfa_mem_dma_s phy_dma;
+};
+#define BFA_PHY(__bfa) (&(__bfa)->modules.phy)
+#define BFA_MEM_PHY_DMA(__bfa) (&(BFA_PHY(__bfa)->phy_dma))
+
+bfa_boolean_t bfa_phy_busy(struct bfa_ioc_s *ioc);
+bfa_status_t bfa_phy_get_attr(struct bfa_phy_s *phy, u8 instance,
+ struct bfa_phy_attr_s *attr,
+ bfa_cb_phy_t cbfn, void *cbarg);
+bfa_status_t bfa_phy_get_stats(struct bfa_phy_s *phy, u8 instance,
+ struct bfa_phy_stats_s *stats,
+ bfa_cb_phy_t cbfn, void *cbarg);
+bfa_status_t bfa_phy_update(struct bfa_phy_s *phy, u8 instance,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_phy_t cbfn, void *cbarg);
+bfa_status_t bfa_phy_read(struct bfa_phy_s *phy, u8 instance,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_phy_t cbfn, void *cbarg);
+
+u32 bfa_phy_meminfo(bfa_boolean_t mincfg);
+void bfa_phy_attach(struct bfa_phy_s *phy, struct bfa_ioc_s *ioc,
+ void *dev, struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg);
+void bfa_phy_memclaim(struct bfa_phy_s *phy,
+ u8 *dm_kva, u64 dm_pa, bfa_boolean_t mincfg);
+void bfa_phy_intr(void *phyarg, struct bfi_mbmsg_s *msg);
+
+/*
+ * FRU module specific
+ */
+typedef void (*bfa_cb_fru_t) (void *cbarg, bfa_status_t status);
+
+struct bfa_fru_s {
+ struct bfa_ioc_s *ioc; /* back pointer to ioc */
+ struct bfa_trc_mod_s *trcmod; /* trace module */
+ u8 op_busy; /* operation busy flag */
+ u8 rsv[3];
+ u32 residue; /* residual length */
+ u32 offset; /* offset */
+ bfa_status_t status; /* status */
+ u8 *dbuf_kva; /* dma buf virtual address */
+ u64 dbuf_pa; /* dma buf physical address */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ bfa_cb_fru_t cbfn; /* user callback function */
+ void *cbarg; /* user callback arg */
+ u8 *ubuf; /* user supplied buffer */
+ struct bfa_cb_qe_s hcb_qe; /* comp: BFA callback qelem */
+ u32 addr_off; /* fru address offset */
+ struct bfa_mbox_cmd_s mb; /* mailbox */
+ struct bfa_ioc_notify_s ioc_notify; /* ioc event notify */
+ struct bfa_mem_dma_s fru_dma;
+ u8 trfr_cmpl;
+};
+
+#define BFA_FRU(__bfa) (&(__bfa)->modules.fru)
+#define BFA_MEM_FRU_DMA(__bfa) (&(BFA_FRU(__bfa)->fru_dma))
+
+bfa_status_t bfa_fruvpd_update(struct bfa_fru_s *fru,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg, u8 trfr_cmpl);
+bfa_status_t bfa_fruvpd_read(struct bfa_fru_s *fru,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg);
+bfa_status_t bfa_fruvpd_get_max_size(struct bfa_fru_s *fru, u32 *max_size);
+bfa_status_t bfa_tfru_write(struct bfa_fru_s *fru,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg);
+bfa_status_t bfa_tfru_read(struct bfa_fru_s *fru,
+ void *buf, u32 len, u32 offset,
+ bfa_cb_fru_t cbfn, void *cbarg);
+u32 bfa_fru_meminfo(bfa_boolean_t mincfg);
+void bfa_fru_attach(struct bfa_fru_s *fru, struct bfa_ioc_s *ioc,
+ void *dev, struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg);
+void bfa_fru_memclaim(struct bfa_fru_s *fru,
+ u8 *dm_kva, u64 dm_pa, bfa_boolean_t mincfg);
+void bfa_fru_intr(void *fruarg, struct bfi_mbmsg_s *msg);
+
+/*
+ * Driver Config( dconf) specific
+ */
+#define BFI_DCONF_SIGNATURE 0xabcdabcd
+#define BFI_DCONF_VERSION 1
+
+#pragma pack(1)
+struct bfa_dconf_hdr_s {
+ u32 signature;
+ u32 version;
+};
+
+struct bfa_dconf_s {
+ struct bfa_dconf_hdr_s hdr;
+ struct bfa_lunmask_cfg_s lun_mask;
+ struct bfa_throttle_cfg_s throttle_cfg;
+};
+#pragma pack()
+
+struct bfa_dconf_mod_s {
+ bfa_sm_t sm;
+ u8 instance;
+ bfa_boolean_t read_data_valid;
+ bfa_boolean_t min_cfg;
+ struct bfa_timer_s timer;
+ struct bfa_s *bfa;
+ void *bfad;
+ void *trcmod;
+ struct bfa_dconf_s *dconf;
+ struct bfa_mem_kva_s kva_seg;
+};
+
+#define BFA_DCONF_MOD(__bfa) \
+ (&(__bfa)->modules.dconf_mod)
+#define BFA_MEM_DCONF_KVA(__bfa) (&(BFA_DCONF_MOD(__bfa)->kva_seg))
+#define bfa_dconf_read_data_valid(__bfa) \
+ (BFA_DCONF_MOD(__bfa)->read_data_valid)
+#define BFA_DCONF_UPDATE_TOV 5000 /* memtest timeout in msec */
+#define bfa_dconf_get_min_cfg(__bfa) \
+ (BFA_DCONF_MOD(__bfa)->min_cfg)
+
+void bfa_dconf_modinit(struct bfa_s *bfa);
+void bfa_dconf_modexit(struct bfa_s *bfa);
+bfa_status_t bfa_dconf_update(struct bfa_s *bfa);
+
+/*
+ * IOC specfic macros
+ */
+#define bfa_ioc_pcifn(__ioc) ((__ioc)->pcidev.pci_func)
+#define bfa_ioc_devid(__ioc) ((__ioc)->pcidev.device_id)
+#define bfa_ioc_bar0(__ioc) ((__ioc)->pcidev.pci_bar_kva)
+#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
+#define bfa_ioc_asic_gen(__ioc) ((__ioc)->asic_gen)
+#define bfa_ioc_is_cna(__ioc) \
+ ((bfa_ioc_get_type(__ioc) == BFA_IOC_TYPE_FCoE) || \
+ (bfa_ioc_get_type(__ioc) == BFA_IOC_TYPE_LL))
+#define bfa_ioc_fetch_stats(__ioc, __stats) \
+ (((__stats)->drv_stats) = (__ioc)->stats)
+#define bfa_ioc_clr_stats(__ioc) \
+ memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats))
+#define bfa_ioc_maxfrsize(__ioc) ((__ioc)->attr->maxfrsize)
+#define bfa_ioc_rx_bbcredit(__ioc) ((__ioc)->attr->rx_bbcredit)
+#define bfa_ioc_speed_sup(__ioc) \
+ ((bfa_ioc_is_cna(__ioc)) ? BFA_PORT_SPEED_10GBPS : \
+ BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop))
+#define bfa_ioc_get_nports(__ioc) \
+ BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop)
+
+#define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++)
+#define BFA_IOC_FWIMG_MINSZ (16 * 1024)
+#define BFA_IOC_FW_SMEM_SIZE(__ioc) \
+ ((bfa_ioc_asic_gen(__ioc) == BFI_ASIC_GEN_CB) \
+ ? BFI_SMEM_CB_SIZE : BFI_SMEM_CT_SIZE)
+#define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS)
+#define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS)
+#define BFA_IOC_FLASH_CHUNK_ADDR(chunkno) (chunkno * BFI_FLASH_CHUNK_SZ_WORDS)
+
+/*
+ * IOC mailbox interface
+ */
+void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd);
+void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc,
+ bfa_ioc_mbox_mcfunc_t *mcfuncs);
+void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc);
+void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len);
+bfa_boolean_t bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg);
+void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
+ bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg);
+
+/*
+ * IOC interfaces
+ */
+
+#define bfa_ioc_pll_init_asic(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_pll_init((__ioc)->pcidev.pci_bar_kva, \
+ (__ioc)->asic_mode))
+
+bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc);
+bfa_status_t bfa_ioc_cb_pll_init(void __iomem *rb, enum bfi_asic_mode mode);
+bfa_status_t bfa_ioc_ct_pll_init(void __iomem *rb, enum bfi_asic_mode mode);
+bfa_status_t bfa_ioc_ct2_pll_init(void __iomem *rb, enum bfi_asic_mode mode);
+
+#define bfa_ioc_isr_mode_set(__ioc, __msix) do { \
+ if ((__ioc)->ioc_hwif->ioc_isr_mode_set) \
+ ((__ioc)->ioc_hwif->ioc_isr_mode_set(__ioc, __msix)); \
+} while (0)
+#define bfa_ioc_ownership_reset(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_ownership_reset(__ioc))
+#define bfa_ioc_get_fcmode(__ioc) ((__ioc)->fcmode)
+#define bfa_ioc_lpu_read_stat(__ioc) do { \
+ if ((__ioc)->ioc_hwif->ioc_lpu_read_stat) \
+ ((__ioc)->ioc_hwif->ioc_lpu_read_stat(__ioc)); \
+} while (0)
+
+void bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc);
+void bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc);
+void bfa_ioc_set_ct2_hwif(struct bfa_ioc_s *ioc);
+void bfa_ioc_ct2_poweron(struct bfa_ioc_s *ioc);
+
+void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa,
+ struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod);
+void bfa_ioc_auto_recover(bfa_boolean_t auto_recover);
+void bfa_ioc_detach(struct bfa_ioc_s *ioc);
+void bfa_ioc_suspend(struct bfa_ioc_s *ioc);
+void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
+ enum bfi_pcifn_class clscode);
+void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa);
+void bfa_ioc_enable(struct bfa_ioc_s *ioc);
+void bfa_ioc_disable(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc);
+
+bfa_status_t bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type,
+ u32 boot_env);
+void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg);
+void bfa_ioc_error_isr(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_initialized(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_acq_addr(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc);
+void bfa_ioc_reset_fwstate(struct bfa_ioc_s *ioc);
+enum bfa_ioc_type_e bfa_ioc_get_type(struct bfa_ioc_s *ioc);
+void bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num);
+void bfa_ioc_get_adapter_fw_ver(struct bfa_ioc_s *ioc, char *fw_ver);
+void bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver);
+void bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model);
+void bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc,
+ char *manufacturer);
+void bfa_ioc_get_pci_chip_rev(struct bfa_ioc_s *ioc, char *chip_rev);
+enum bfa_ioc_state bfa_ioc_get_state(struct bfa_ioc_s *ioc);
+
+void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr);
+void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
+ struct bfa_adapter_attr_s *ad_attr);
+void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave);
+bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata,
+ int *trclen);
+bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata,
+ int *trclen);
+bfa_status_t bfa_ioc_debug_fwcore(struct bfa_ioc_s *ioc, void *buf,
+ u32 *offset, int *buflen);
+bfa_status_t bfa_ioc_fwsig_invalidate(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_sem_get(void __iomem *sem_reg);
+void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc,
+ struct bfi_ioc_image_hdr_s *fwhdr);
+bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc,
+ struct bfi_ioc_image_hdr_s *fwhdr);
+void bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event);
+bfa_status_t bfa_ioc_fw_stats_get(struct bfa_ioc_s *ioc, void *stats);
+bfa_status_t bfa_ioc_fw_stats_clear(struct bfa_ioc_s *ioc);
+void bfa_ioc_debug_save_ftrc(struct bfa_ioc_s *ioc);
+
+/*
+ * asic block configuration related APIs
+ */
+u32 bfa_ablk_meminfo(void);
+void bfa_ablk_memclaim(struct bfa_ablk_s *ablk, u8 *dma_kva, u64 dma_pa);
+void bfa_ablk_attach(struct bfa_ablk_s *ablk, struct bfa_ioc_s *ioc);
+bfa_status_t bfa_ablk_query(struct bfa_ablk_s *ablk,
+ struct bfa_ablk_cfg_s *ablk_cfg,
+ bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_adapter_config(struct bfa_ablk_s *ablk,
+ enum bfa_mode_s mode, int max_pf, int max_vf,
+ bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_port_config(struct bfa_ablk_s *ablk, int port,
+ enum bfa_mode_s mode, int max_pf, int max_vf,
+ bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_pf_create(struct bfa_ablk_s *ablk, u16 *pcifn,
+ u8 port, enum bfi_pcifn_class personality,
+ u16 bw_min, u16 bw_max, bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_pf_delete(struct bfa_ablk_s *ablk, int pcifn,
+ bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_pf_update(struct bfa_ablk_s *ablk, int pcifn,
+ u16 bw_min, u16 bw_max, bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_optrom_en(struct bfa_ablk_s *ablk,
+ bfa_ablk_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_ablk_optrom_dis(struct bfa_ablk_s *ablk,
+ bfa_ablk_cbfn_t cbfn, void *cbarg);
+
+bfa_status_t bfa_ioc_flash_img_get_chnk(struct bfa_ioc_s *ioc, u32 off,
+ u32 *fwimg);
+/*
+ * bfa mfg wwn API functions
+ */
+mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc);
+mac_t bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc);
+
+/*
+ * F/W Image Size & Chunk
+ */
+extern u32 bfi_image_cb_size;
+extern u32 bfi_image_ct_size;
+extern u32 bfi_image_ct2_size;
+extern u32 *bfi_image_cb;
+extern u32 *bfi_image_ct;
+extern u32 *bfi_image_ct2;
+
+static inline u32 *
+bfi_image_cb_get_chunk(u32 off)
+{
+ return (u32 *)(bfi_image_cb + off);
+}
+
+static inline u32 *
+bfi_image_ct_get_chunk(u32 off)
+{
+ return (u32 *)(bfi_image_ct + off);
+}
+
+static inline u32 *
+bfi_image_ct2_get_chunk(u32 off)
+{
+ return (u32 *)(bfi_image_ct2 + off);
+}
+
+static inline u32*
+bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)
+{
+ switch (asic_gen) {
+ case BFI_ASIC_GEN_CB:
+ return bfi_image_cb_get_chunk(off);
+ break;
+ case BFI_ASIC_GEN_CT:
+ return bfi_image_ct_get_chunk(off);
+ break;
+ case BFI_ASIC_GEN_CT2:
+ return bfi_image_ct2_get_chunk(off);
+ break;
+ default:
+ return NULL;
+ }
+}
+
+static inline u32
+bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)
+{
+ switch (asic_gen) {
+ case BFI_ASIC_GEN_CB:
+ return bfi_image_cb_size;
+ break;
+ case BFI_ASIC_GEN_CT:
+ return bfi_image_ct_size;
+ break;
+ case BFI_ASIC_GEN_CT2:
+ return bfi_image_ct2_size;
+ break;
+ default:
+ return 0;
+ }
+}
+
+/*
+ * CNA TRCMOD declaration
+ */
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+ BFA_TRC_CNA_PORT = 1,
+ BFA_TRC_CNA_IOC = 2,
+ BFA_TRC_CNA_IOC_CB = 3,
+ BFA_TRC_CNA_IOC_CT = 4,
+};
+
+#endif /* __BFA_IOC_H__ */
diff --git a/drivers/scsi/bfa/bfa_ioc_cb.c b/drivers/scsi/bfa/bfa_ioc_cb.c
new file mode 100644
index 0000000..f1b80da
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioc_cb.c
@@ -0,0 +1,409 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_ioc.h"
+#include "bfi_reg.h"
+#include "bfa_defs.h"
+
+BFA_TRC_FILE(CNA, IOC_CB);
+
+#define bfa_ioc_cb_join_pos(__ioc) ((u32) (1 << BFA_IOC_CB_JOIN_SH))
+
+/*
+ * forward declarations
+ */
+static bfa_boolean_t bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix);
+static void bfa_ioc_cb_notify_fail(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc);
+static bfa_boolean_t bfa_ioc_cb_sync_start(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_sync_join(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_sync_leave(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_sync_ack(struct bfa_ioc_s *ioc);
+static bfa_boolean_t bfa_ioc_cb_sync_complete(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_set_cur_ioc_fwstate(
+ struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate);
+static enum bfi_ioc_state bfa_ioc_cb_get_cur_ioc_fwstate(struct bfa_ioc_s *ioc);
+static void bfa_ioc_cb_set_alt_ioc_fwstate(
+ struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate);
+static enum bfi_ioc_state bfa_ioc_cb_get_alt_ioc_fwstate(struct bfa_ioc_s *ioc);
+
+static struct bfa_ioc_hwif_s hwif_cb;
+
+/*
+ * Called from bfa_ioc_attach() to map asic specific calls.
+ */
+void
+bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc)
+{
+ hwif_cb.ioc_pll_init = bfa_ioc_cb_pll_init;
+ hwif_cb.ioc_firmware_lock = bfa_ioc_cb_firmware_lock;
+ hwif_cb.ioc_firmware_unlock = bfa_ioc_cb_firmware_unlock;
+ hwif_cb.ioc_reg_init = bfa_ioc_cb_reg_init;
+ hwif_cb.ioc_map_port = bfa_ioc_cb_map_port;
+ hwif_cb.ioc_isr_mode_set = bfa_ioc_cb_isr_mode_set;
+ hwif_cb.ioc_notify_fail = bfa_ioc_cb_notify_fail;
+ hwif_cb.ioc_ownership_reset = bfa_ioc_cb_ownership_reset;
+ hwif_cb.ioc_sync_start = bfa_ioc_cb_sync_start;
+ hwif_cb.ioc_sync_join = bfa_ioc_cb_sync_join;
+ hwif_cb.ioc_sync_leave = bfa_ioc_cb_sync_leave;
+ hwif_cb.ioc_sync_ack = bfa_ioc_cb_sync_ack;
+ hwif_cb.ioc_sync_complete = bfa_ioc_cb_sync_complete;
+ hwif_cb.ioc_set_fwstate = bfa_ioc_cb_set_cur_ioc_fwstate;
+ hwif_cb.ioc_get_fwstate = bfa_ioc_cb_get_cur_ioc_fwstate;
+ hwif_cb.ioc_set_alt_fwstate = bfa_ioc_cb_set_alt_ioc_fwstate;
+ hwif_cb.ioc_get_alt_fwstate = bfa_ioc_cb_get_alt_ioc_fwstate;
+
+ ioc->ioc_hwif = &hwif_cb;
+}
+
+/*
+ * Return true if firmware of current driver matches the running firmware.
+ */
+static bfa_boolean_t
+bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc)
+{
+ enum bfi_ioc_state alt_fwstate, cur_fwstate;
+ struct bfi_ioc_image_hdr_s fwhdr;
+
+ cur_fwstate = bfa_ioc_cb_get_cur_ioc_fwstate(ioc);
+ bfa_trc(ioc, cur_fwstate);
+ alt_fwstate = bfa_ioc_cb_get_alt_ioc_fwstate(ioc);
+ bfa_trc(ioc, alt_fwstate);
+
+ /*
+ * Uninit implies this is the only driver as of now.
+ */
+ if (cur_fwstate == BFI_IOC_UNINIT)
+ return BFA_TRUE;
+ /*
+ * Check if another driver with a different firmware is active
+ */
+ bfa_ioc_fwver_get(ioc, &fwhdr);
+ if (!bfa_ioc_fwver_cmp(ioc, &fwhdr) &&
+ alt_fwstate != BFI_IOC_DISABLED) {
+ bfa_trc(ioc, alt_fwstate);
+ return BFA_FALSE;
+ }
+
+ return BFA_TRUE;
+}
+
+static void
+bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc)
+{
+}
+
+/*
+ * Notify other functions on HB failure.
+ */
+static void
+bfa_ioc_cb_notify_fail(struct bfa_ioc_s *ioc)
+{
+ writel(~0U, ioc->ioc_regs.err_set);
+ readl(ioc->ioc_regs.err_set);
+}
+
+/*
+ * Host to LPU mailbox message addresses
+ */
+static struct { u32 hfn_mbox, lpu_mbox, hfn_pgn; } iocreg_fnreg[] = {
+ { HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0 },
+ { HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1 }
+};
+
+/*
+ * Host <-> LPU mailbox command/status registers
+ */
+static struct { u32 hfn, lpu; } iocreg_mbcmd[] = {
+
+ { HOSTFN0_LPU0_CMD_STAT, LPU0_HOSTFN0_CMD_STAT },
+ { HOSTFN1_LPU1_CMD_STAT, LPU1_HOSTFN1_CMD_STAT }
+};
+
+static void
+bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb;
+ int pcifn = bfa_ioc_pcifn(ioc);
+
+ rb = bfa_ioc_bar0(ioc);
+
+ ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox;
+ ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox;
+ ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn;
+
+ if (ioc->port_id == 0) {
+ ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG;
+ ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG;
+ ioc->ioc_regs.alt_ioc_fwstate = rb + BFA_IOC1_STATE_REG;
+ } else {
+ ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG);
+ ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG);
+ ioc->ioc_regs.alt_ioc_fwstate = (rb + BFA_IOC0_STATE_REG);
+ }
+
+ /*
+ * Host <-> LPU mailbox command/status registers
+ */
+ ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd[pcifn].hfn;
+ ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd[pcifn].lpu;
+
+ /*
+ * PSS control registers
+ */
+ ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG);
+ ioc->ioc_regs.pss_err_status_reg = (rb + PSS_ERR_STATUS_REG);
+ ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_LCLK_CTL_REG);
+ ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_SCLK_CTL_REG);
+
+ /*
+ * IOC semaphore registers and serialization
+ */
+ ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG);
+ ioc->ioc_regs.ioc_init_sem_reg = (rb + HOST_SEM2_REG);
+
+ /*
+ * sram memory access
+ */
+ ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START);
+ ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CB;
+
+ /*
+ * err set reg : for notification of hb failure
+ */
+ ioc->ioc_regs.err_set = (rb + ERR_SET_REG);
+}
+
+/*
+ * Initialize IOC to port mapping.
+ */
+
+static void
+bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc)
+{
+ /*
+ * For crossbow, port id is same as pci function.
+ */
+ ioc->port_id = bfa_ioc_pcifn(ioc);
+
+ bfa_trc(ioc, ioc->port_id);
+}
+
+/*
+ * Set interrupt mode for a function: INTX or MSIX
+ */
+static void
+bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix)
+{
+}
+
+/*
+ * Synchronized IOC failure processing routines
+ */
+static bfa_boolean_t
+bfa_ioc_cb_sync_start(struct bfa_ioc_s *ioc)
+{
+ u32 ioc_fwstate = readl(ioc->ioc_regs.ioc_fwstate);
+
+ /**
+ * Driver load time. If the join bit is set,
+ * it is due to an unclean exit by the driver for this
+ * PCI fn in the previous incarnation. Whoever comes here first
+ * should clean it up, no matter which PCI fn.
+ */
+ if (ioc_fwstate & BFA_IOC_CB_JOIN_MASK) {
+ writel(BFI_IOC_UNINIT, ioc->ioc_regs.ioc_fwstate);
+ writel(BFI_IOC_UNINIT, ioc->ioc_regs.alt_ioc_fwstate);
+ return BFA_TRUE;
+ }
+
+ return bfa_ioc_cb_sync_complete(ioc);
+}
+
+/*
+ * Cleanup hw semaphore and usecnt registers
+ */
+static void
+bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc)
+{
+
+ /*
+ * Read the hw sem reg to make sure that it is locked
+ * before we clear it. If it is not locked, writing 1
+ * will lock it instead of clearing it.
+ */
+ readl(ioc->ioc_regs.ioc_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+}
+
+/*
+ * Synchronized IOC failure processing routines
+ */
+static void
+bfa_ioc_cb_sync_join(struct bfa_ioc_s *ioc)
+{
+ u32 r32 = readl(ioc->ioc_regs.ioc_fwstate);
+ u32 join_pos = bfa_ioc_cb_join_pos(ioc);
+
+ writel((r32 | join_pos), ioc->ioc_regs.ioc_fwstate);
+}
+
+static void
+bfa_ioc_cb_sync_leave(struct bfa_ioc_s *ioc)
+{
+ u32 r32 = readl(ioc->ioc_regs.ioc_fwstate);
+ u32 join_pos = bfa_ioc_cb_join_pos(ioc);
+
+ writel((r32 & ~join_pos), ioc->ioc_regs.ioc_fwstate);
+}
+
+static void
+bfa_ioc_cb_set_cur_ioc_fwstate(struct bfa_ioc_s *ioc,
+ enum bfi_ioc_state fwstate)
+{
+ u32 r32 = readl(ioc->ioc_regs.ioc_fwstate);
+
+ writel((fwstate | (r32 & BFA_IOC_CB_JOIN_MASK)),
+ ioc->ioc_regs.ioc_fwstate);
+}
+
+static enum bfi_ioc_state
+bfa_ioc_cb_get_cur_ioc_fwstate(struct bfa_ioc_s *ioc)
+{
+ return (enum bfi_ioc_state)(readl(ioc->ioc_regs.ioc_fwstate) &
+ BFA_IOC_CB_FWSTATE_MASK);
+}
+
+static void
+bfa_ioc_cb_set_alt_ioc_fwstate(struct bfa_ioc_s *ioc,
+ enum bfi_ioc_state fwstate)
+{
+ u32 r32 = readl(ioc->ioc_regs.alt_ioc_fwstate);
+
+ writel((fwstate | (r32 & BFA_IOC_CB_JOIN_MASK)),
+ ioc->ioc_regs.alt_ioc_fwstate);
+}
+
+static enum bfi_ioc_state
+bfa_ioc_cb_get_alt_ioc_fwstate(struct bfa_ioc_s *ioc)
+{
+ return (enum bfi_ioc_state)(readl(ioc->ioc_regs.alt_ioc_fwstate) &
+ BFA_IOC_CB_FWSTATE_MASK);
+}
+
+static void
+bfa_ioc_cb_sync_ack(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_cb_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL);
+}
+
+static bfa_boolean_t
+bfa_ioc_cb_sync_complete(struct bfa_ioc_s *ioc)
+{
+ u32 fwstate, alt_fwstate;
+ fwstate = bfa_ioc_cb_get_cur_ioc_fwstate(ioc);
+
+ /*
+ * At this point, this IOC is hoding the hw sem in the
+ * start path (fwcheck) OR in the disable/enable path
+ * OR to check if the other IOC has acknowledged failure.
+ *
+ * So, this IOC can be in UNINIT, INITING, DISABLED, FAIL
+ * or in MEMTEST states. In a normal scenario, this IOC
+ * can not be in OP state when this function is called.
+ *
+ * However, this IOC could still be in OP state when
+ * the OS driver is starting up, if the OptROM code has
+ * left it in that state.
+ *
+ * If we had marked this IOC's fwstate as BFI_IOC_FAIL
+ * in the failure case and now, if the fwstate is not
+ * BFI_IOC_FAIL it implies that the other PCI fn have
+ * reinitialized the ASIC or this IOC got disabled, so
+ * return TRUE.
+ */
+ if (fwstate == BFI_IOC_UNINIT ||
+ fwstate == BFI_IOC_INITING ||
+ fwstate == BFI_IOC_DISABLED ||
+ fwstate == BFI_IOC_MEMTEST ||
+ fwstate == BFI_IOC_OP)
+ return BFA_TRUE;
+ else {
+ alt_fwstate = bfa_ioc_cb_get_alt_ioc_fwstate(ioc);
+ if (alt_fwstate == BFI_IOC_FAIL ||
+ alt_fwstate == BFI_IOC_DISABLED ||
+ alt_fwstate == BFI_IOC_UNINIT ||
+ alt_fwstate == BFI_IOC_INITING ||
+ alt_fwstate == BFI_IOC_MEMTEST)
+ return BFA_TRUE;
+ else
+ return BFA_FALSE;
+ }
+}
+
+bfa_status_t
+bfa_ioc_cb_pll_init(void __iomem *rb, enum bfi_asic_mode fcmode)
+{
+ u32 pll_sclk, pll_fclk, join_bits;
+
+ pll_sclk = __APP_PLL_SCLK_ENABLE | __APP_PLL_SCLK_LRESETN |
+ __APP_PLL_SCLK_P0_1(3U) |
+ __APP_PLL_SCLK_JITLMT0_1(3U) |
+ __APP_PLL_SCLK_CNTLMT0_1(3U);
+ pll_fclk = __APP_PLL_LCLK_ENABLE | __APP_PLL_LCLK_LRESETN |
+ __APP_PLL_LCLK_RSEL200500 | __APP_PLL_LCLK_P0_1(3U) |
+ __APP_PLL_LCLK_JITLMT0_1(3U) |
+ __APP_PLL_LCLK_CNTLMT0_1(3U);
+ join_bits = readl(rb + BFA_IOC0_STATE_REG) &
+ BFA_IOC_CB_JOIN_MASK;
+ writel((BFI_IOC_UNINIT | join_bits), (rb + BFA_IOC0_STATE_REG));
+ join_bits = readl(rb + BFA_IOC1_STATE_REG) &
+ BFA_IOC_CB_JOIN_MASK;
+ writel((BFI_IOC_UNINIT | join_bits), (rb + BFA_IOC1_STATE_REG));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_MSK));
+ writel(__APP_PLL_SCLK_LOGIC_SOFT_RESET, rb + APP_PLL_SCLK_CTL_REG);
+ writel(__APP_PLL_SCLK_BYPASS | __APP_PLL_SCLK_LOGIC_SOFT_RESET,
+ rb + APP_PLL_SCLK_CTL_REG);
+ writel(__APP_PLL_LCLK_LOGIC_SOFT_RESET, rb + APP_PLL_LCLK_CTL_REG);
+ writel(__APP_PLL_LCLK_BYPASS | __APP_PLL_LCLK_LOGIC_SOFT_RESET,
+ rb + APP_PLL_LCLK_CTL_REG);
+ udelay(2);
+ writel(__APP_PLL_SCLK_LOGIC_SOFT_RESET, rb + APP_PLL_SCLK_CTL_REG);
+ writel(__APP_PLL_LCLK_LOGIC_SOFT_RESET, rb + APP_PLL_LCLK_CTL_REG);
+ writel(pll_sclk | __APP_PLL_SCLK_LOGIC_SOFT_RESET,
+ rb + APP_PLL_SCLK_CTL_REG);
+ writel(pll_fclk | __APP_PLL_LCLK_LOGIC_SOFT_RESET,
+ rb + APP_PLL_LCLK_CTL_REG);
+ udelay(2000);
+ writel(0xffffffffU, (rb + HOSTFN0_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_STATUS));
+ writel(pll_sclk, (rb + APP_PLL_SCLK_CTL_REG));
+ writel(pll_fclk, (rb + APP_PLL_LCLK_CTL_REG));
+
+ return BFA_STATUS_OK;
+}
diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c
new file mode 100644
index 0000000..651a8fb
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioc_ct.c
@@ -0,0 +1,998 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_ioc.h"
+#include "bfi_reg.h"
+#include "bfa_defs.h"
+
+BFA_TRC_FILE(CNA, IOC_CT);
+
+#define bfa_ioc_ct_sync_pos(__ioc) \
+ ((uint32_t) (1 << bfa_ioc_pcifn(__ioc)))
+#define BFA_IOC_SYNC_REQD_SH 16
+#define bfa_ioc_ct_get_sync_ackd(__val) (__val & 0x0000ffff)
+#define bfa_ioc_ct_clear_sync_ackd(__val) (__val & 0xffff0000)
+#define bfa_ioc_ct_get_sync_reqd(__val) (__val >> BFA_IOC_SYNC_REQD_SH)
+#define bfa_ioc_ct_sync_reqd_pos(__ioc) \
+ (bfa_ioc_ct_sync_pos(__ioc) << BFA_IOC_SYNC_REQD_SH)
+
+/*
+ * forward declarations
+ */
+static bfa_boolean_t bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_notify_fail(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc);
+static bfa_boolean_t bfa_ioc_ct_sync_start(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_sync_join(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_sync_leave(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_sync_ack(struct bfa_ioc_s *ioc);
+static bfa_boolean_t bfa_ioc_ct_sync_complete(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_set_cur_ioc_fwstate(
+ struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate);
+static enum bfi_ioc_state bfa_ioc_ct_get_cur_ioc_fwstate(struct bfa_ioc_s *ioc);
+static void bfa_ioc_ct_set_alt_ioc_fwstate(
+ struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate);
+static enum bfi_ioc_state bfa_ioc_ct_get_alt_ioc_fwstate(struct bfa_ioc_s *ioc);
+
+static struct bfa_ioc_hwif_s hwif_ct;
+static struct bfa_ioc_hwif_s hwif_ct2;
+
+/*
+ * Return true if firmware of current driver matches the running firmware.
+ */
+static bfa_boolean_t
+bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc)
+{
+ enum bfi_ioc_state ioc_fwstate;
+ u32 usecnt;
+ struct bfi_ioc_image_hdr_s fwhdr;
+
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg);
+ usecnt = readl(ioc->ioc_regs.ioc_usage_reg);
+
+ /*
+ * If usage count is 0, always return TRUE.
+ */
+ if (usecnt == 0) {
+ writel(1, ioc->ioc_regs.ioc_usage_reg);
+ readl(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(0, ioc->ioc_regs.ioc_fail_sync);
+ bfa_trc(ioc, usecnt);
+ return BFA_TRUE;
+ }
+
+ ioc_fwstate = readl(ioc->ioc_regs.ioc_fwstate);
+ bfa_trc(ioc, ioc_fwstate);
+
+ /*
+ * Use count cannot be non-zero and chip in uninitialized state.
+ */
+ WARN_ON(ioc_fwstate == BFI_IOC_UNINIT);
+
+ /*
+ * Check if another driver with a different firmware is active
+ */
+ bfa_ioc_fwver_get(ioc, &fwhdr);
+ if (!bfa_ioc_fwver_cmp(ioc, &fwhdr)) {
+ readl(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_usage_sem_reg);
+ bfa_trc(ioc, usecnt);
+ return BFA_FALSE;
+ }
+
+ /*
+ * Same firmware version. Increment the reference count.
+ */
+ usecnt++;
+ writel(usecnt, ioc->ioc_regs.ioc_usage_reg);
+ readl(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_usage_sem_reg);
+ bfa_trc(ioc, usecnt);
+ return BFA_TRUE;
+}
+
+static void
+bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc)
+{
+ u32 usecnt;
+
+ /*
+ * decrement usage count
+ */
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg);
+ usecnt = readl(ioc->ioc_regs.ioc_usage_reg);
+ WARN_ON(usecnt <= 0);
+
+ usecnt--;
+ writel(usecnt, ioc->ioc_regs.ioc_usage_reg);
+ bfa_trc(ioc, usecnt);
+
+ readl(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_usage_sem_reg);
+}
+
+/*
+ * Notify other functions on HB failure.
+ */
+static void
+bfa_ioc_ct_notify_fail(struct bfa_ioc_s *ioc)
+{
+ if (bfa_ioc_is_cna(ioc)) {
+ writel(__FW_INIT_HALT_P, ioc->ioc_regs.ll_halt);
+ writel(__FW_INIT_HALT_P, ioc->ioc_regs.alt_ll_halt);
+ /* Wait for halt to take effect */
+ readl(ioc->ioc_regs.ll_halt);
+ readl(ioc->ioc_regs.alt_ll_halt);
+ } else {
+ writel(~0U, ioc->ioc_regs.err_set);
+ readl(ioc->ioc_regs.err_set);
+ }
+}
+
+/*
+ * Host to LPU mailbox message addresses
+ */
+static struct { u32 hfn_mbox, lpu_mbox, hfn_pgn; } ct_fnreg[] = {
+ { HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0 },
+ { HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1 },
+ { HOSTFN2_LPU_MBOX0_0, LPU_HOSTFN2_MBOX0_0, HOST_PAGE_NUM_FN2 },
+ { HOSTFN3_LPU_MBOX0_8, LPU_HOSTFN3_MBOX0_8, HOST_PAGE_NUM_FN3 }
+};
+
+/*
+ * Host <-> LPU mailbox command/status registers - port 0
+ */
+static struct { u32 hfn, lpu; } ct_p0reg[] = {
+ { HOSTFN0_LPU0_CMD_STAT, LPU0_HOSTFN0_CMD_STAT },
+ { HOSTFN1_LPU0_CMD_STAT, LPU0_HOSTFN1_CMD_STAT },
+ { HOSTFN2_LPU0_CMD_STAT, LPU0_HOSTFN2_CMD_STAT },
+ { HOSTFN3_LPU0_CMD_STAT, LPU0_HOSTFN3_CMD_STAT }
+};
+
+/*
+ * Host <-> LPU mailbox command/status registers - port 1
+ */
+static struct { u32 hfn, lpu; } ct_p1reg[] = {
+ { HOSTFN0_LPU1_CMD_STAT, LPU1_HOSTFN0_CMD_STAT },
+ { HOSTFN1_LPU1_CMD_STAT, LPU1_HOSTFN1_CMD_STAT },
+ { HOSTFN2_LPU1_CMD_STAT, LPU1_HOSTFN2_CMD_STAT },
+ { HOSTFN3_LPU1_CMD_STAT, LPU1_HOSTFN3_CMD_STAT }
+};
+
+static struct { uint32_t hfn_mbox, lpu_mbox, hfn_pgn, hfn, lpu, lpu_read; }
+ ct2_reg[] = {
+ { CT2_HOSTFN_LPU0_MBOX0, CT2_LPU0_HOSTFN_MBOX0, CT2_HOSTFN_PAGE_NUM,
+ CT2_HOSTFN_LPU0_CMD_STAT, CT2_LPU0_HOSTFN_CMD_STAT,
+ CT2_HOSTFN_LPU0_READ_STAT},
+ { CT2_HOSTFN_LPU1_MBOX0, CT2_LPU1_HOSTFN_MBOX0, CT2_HOSTFN_PAGE_NUM,
+ CT2_HOSTFN_LPU1_CMD_STAT, CT2_LPU1_HOSTFN_CMD_STAT,
+ CT2_HOSTFN_LPU1_READ_STAT},
+};
+
+static void
+bfa_ioc_ct_reg_init(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb;
+ int pcifn = bfa_ioc_pcifn(ioc);
+
+ rb = bfa_ioc_bar0(ioc);
+
+ ioc->ioc_regs.hfn_mbox = rb + ct_fnreg[pcifn].hfn_mbox;
+ ioc->ioc_regs.lpu_mbox = rb + ct_fnreg[pcifn].lpu_mbox;
+ ioc->ioc_regs.host_page_num_fn = rb + ct_fnreg[pcifn].hfn_pgn;
+
+ if (ioc->port_id == 0) {
+ ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG;
+ ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG;
+ ioc->ioc_regs.alt_ioc_fwstate = rb + BFA_IOC1_STATE_REG;
+ ioc->ioc_regs.hfn_mbox_cmd = rb + ct_p0reg[pcifn].hfn;
+ ioc->ioc_regs.lpu_mbox_cmd = rb + ct_p0reg[pcifn].lpu;
+ ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0;
+ ioc->ioc_regs.alt_ll_halt = rb + FW_INIT_HALT_P1;
+ } else {
+ ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG);
+ ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG);
+ ioc->ioc_regs.alt_ioc_fwstate = rb + BFA_IOC0_STATE_REG;
+ ioc->ioc_regs.hfn_mbox_cmd = rb + ct_p1reg[pcifn].hfn;
+ ioc->ioc_regs.lpu_mbox_cmd = rb + ct_p1reg[pcifn].lpu;
+ ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1;
+ ioc->ioc_regs.alt_ll_halt = rb + FW_INIT_HALT_P0;
+ }
+
+ /*
+ * PSS control registers
+ */
+ ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG);
+ ioc->ioc_regs.pss_err_status_reg = (rb + PSS_ERR_STATUS_REG);
+ ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_LCLK_CTL_REG);
+ ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_SCLK_CTL_REG);
+
+ /*
+ * IOC semaphore registers and serialization
+ */
+ ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG);
+ ioc->ioc_regs.ioc_usage_sem_reg = (rb + HOST_SEM1_REG);
+ ioc->ioc_regs.ioc_init_sem_reg = (rb + HOST_SEM2_REG);
+ ioc->ioc_regs.ioc_usage_reg = (rb + BFA_FW_USE_COUNT);
+ ioc->ioc_regs.ioc_fail_sync = (rb + BFA_IOC_FAIL_SYNC);
+
+ /*
+ * sram memory access
+ */
+ ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START);
+ ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT;
+
+ /*
+ * err set reg : for notification of hb failure in fcmode
+ */
+ ioc->ioc_regs.err_set = (rb + ERR_SET_REG);
+}
+
+static void
+bfa_ioc_ct2_reg_init(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb;
+ int port = bfa_ioc_portid(ioc);
+
+ rb = bfa_ioc_bar0(ioc);
+
+ ioc->ioc_regs.hfn_mbox = rb + ct2_reg[port].hfn_mbox;
+ ioc->ioc_regs.lpu_mbox = rb + ct2_reg[port].lpu_mbox;
+ ioc->ioc_regs.host_page_num_fn = rb + ct2_reg[port].hfn_pgn;
+ ioc->ioc_regs.hfn_mbox_cmd = rb + ct2_reg[port].hfn;
+ ioc->ioc_regs.lpu_mbox_cmd = rb + ct2_reg[port].lpu;
+ ioc->ioc_regs.lpu_read_stat = rb + ct2_reg[port].lpu_read;
+
+ if (port == 0) {
+ ioc->ioc_regs.heartbeat = rb + CT2_BFA_IOC0_HBEAT_REG;
+ ioc->ioc_regs.ioc_fwstate = rb + CT2_BFA_IOC0_STATE_REG;
+ ioc->ioc_regs.alt_ioc_fwstate = rb + CT2_BFA_IOC1_STATE_REG;
+ ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0;
+ ioc->ioc_regs.alt_ll_halt = rb + FW_INIT_HALT_P1;
+ } else {
+ ioc->ioc_regs.heartbeat = (rb + CT2_BFA_IOC1_HBEAT_REG);
+ ioc->ioc_regs.ioc_fwstate = (rb + CT2_BFA_IOC1_STATE_REG);
+ ioc->ioc_regs.alt_ioc_fwstate = rb + CT2_BFA_IOC0_STATE_REG;
+ ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1;
+ ioc->ioc_regs.alt_ll_halt = rb + FW_INIT_HALT_P0;
+ }
+
+ /*
+ * PSS control registers
+ */
+ ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG);
+ ioc->ioc_regs.pss_err_status_reg = (rb + PSS_ERR_STATUS_REG);
+ ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + CT2_APP_PLL_LCLK_CTL_REG);
+ ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + CT2_APP_PLL_SCLK_CTL_REG);
+
+ /*
+ * IOC semaphore registers and serialization
+ */
+ ioc->ioc_regs.ioc_sem_reg = (rb + CT2_HOST_SEM0_REG);
+ ioc->ioc_regs.ioc_usage_sem_reg = (rb + CT2_HOST_SEM1_REG);
+ ioc->ioc_regs.ioc_init_sem_reg = (rb + CT2_HOST_SEM2_REG);
+ ioc->ioc_regs.ioc_usage_reg = (rb + CT2_BFA_FW_USE_COUNT);
+ ioc->ioc_regs.ioc_fail_sync = (rb + CT2_BFA_IOC_FAIL_SYNC);
+
+ /*
+ * sram memory access
+ */
+ ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START);
+ ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT;
+
+ /*
+ * err set reg : for notification of hb failure in fcmode
+ */
+ ioc->ioc_regs.err_set = (rb + ERR_SET_REG);
+}
+
+/*
+ * Initialize IOC to port mapping.
+ */
+
+#define FNC_PERS_FN_SHIFT(__fn) ((__fn) * 8)
+static void
+bfa_ioc_ct_map_port(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 r32;
+
+ /*
+ * For catapult, base port id on personality register and IOC type
+ */
+ r32 = readl(rb + FNC_PERS_REG);
+ r32 >>= FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc));
+ ioc->port_id = (r32 & __F0_PORT_MAP_MK) >> __F0_PORT_MAP_SH;
+
+ bfa_trc(ioc, bfa_ioc_pcifn(ioc));
+ bfa_trc(ioc, ioc->port_id);
+}
+
+static void
+bfa_ioc_ct2_map_port(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 r32;
+
+ r32 = readl(rb + CT2_HOSTFN_PERSONALITY0);
+ ioc->port_id = ((r32 & __FC_LL_PORT_MAP__MK) >> __FC_LL_PORT_MAP__SH);
+
+ bfa_trc(ioc, bfa_ioc_pcifn(ioc));
+ bfa_trc(ioc, ioc->port_id);
+}
+
+/*
+ * Set interrupt mode for a function: INTX or MSIX
+ */
+static void
+bfa_ioc_ct_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix)
+{
+ void __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 r32, mode;
+
+ r32 = readl(rb + FNC_PERS_REG);
+ bfa_trc(ioc, r32);
+
+ mode = (r32 >> FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))) &
+ __F0_INTX_STATUS;
+
+ /*
+ * If already in desired mode, do not change anything
+ */
+ if ((!msix && mode) || (msix && !mode))
+ return;
+
+ if (msix)
+ mode = __F0_INTX_STATUS_MSIX;
+ else
+ mode = __F0_INTX_STATUS_INTA;
+
+ r32 &= ~(__F0_INTX_STATUS << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+ r32 |= (mode << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+ bfa_trc(ioc, r32);
+
+ writel(r32, rb + FNC_PERS_REG);
+}
+
+bfa_boolean_t
+bfa_ioc_ct2_lpu_read_stat(struct bfa_ioc_s *ioc)
+{
+ u32 r32;
+
+ r32 = readl(ioc->ioc_regs.lpu_read_stat);
+ if (r32) {
+ writel(1, ioc->ioc_regs.lpu_read_stat);
+ return BFA_TRUE;
+ }
+
+ return BFA_FALSE;
+}
+
+/*
+ * Cleanup hw semaphore and usecnt registers
+ */
+static void
+bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc)
+{
+
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(0, ioc->ioc_regs.ioc_usage_reg);
+ readl(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_usage_sem_reg);
+
+ writel(0, ioc->ioc_regs.ioc_fail_sync);
+ /*
+ * Read the hw sem reg to make sure that it is locked
+ * before we clear it. If it is not locked, writing 1
+ * will lock it instead of clearing it.
+ */
+ readl(ioc->ioc_regs.ioc_sem_reg);
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+}
+
+static bfa_boolean_t
+bfa_ioc_ct_sync_start(struct bfa_ioc_s *ioc)
+{
+ uint32_t r32 = readl(ioc->ioc_regs.ioc_fail_sync);
+ uint32_t sync_reqd = bfa_ioc_ct_get_sync_reqd(r32);
+
+ /*
+ * Driver load time. If the sync required bit for this PCI fn
+ * is set, it is due to an unclean exit by the driver for this
+ * PCI fn in the previous incarnation. Whoever comes here first
+ * should clean it up, no matter which PCI fn.
+ */
+
+ if (sync_reqd & bfa_ioc_ct_sync_pos(ioc)) {
+ writel(0, ioc->ioc_regs.ioc_fail_sync);
+ writel(1, ioc->ioc_regs.ioc_usage_reg);
+ writel(BFI_IOC_UNINIT, ioc->ioc_regs.ioc_fwstate);
+ writel(BFI_IOC_UNINIT, ioc->ioc_regs.alt_ioc_fwstate);
+ return BFA_TRUE;
+ }
+
+ return bfa_ioc_ct_sync_complete(ioc);
+}
+
+/*
+ * Synchronized IOC failure processing routines
+ */
+static void
+bfa_ioc_ct_sync_join(struct bfa_ioc_s *ioc)
+{
+ uint32_t r32 = readl(ioc->ioc_regs.ioc_fail_sync);
+ uint32_t sync_pos = bfa_ioc_ct_sync_reqd_pos(ioc);
+
+ writel((r32 | sync_pos), ioc->ioc_regs.ioc_fail_sync);
+}
+
+static void
+bfa_ioc_ct_sync_leave(struct bfa_ioc_s *ioc)
+{
+ uint32_t r32 = readl(ioc->ioc_regs.ioc_fail_sync);
+ uint32_t sync_msk = bfa_ioc_ct_sync_reqd_pos(ioc) |
+ bfa_ioc_ct_sync_pos(ioc);
+
+ writel((r32 & ~sync_msk), ioc->ioc_regs.ioc_fail_sync);
+}
+
+static void
+bfa_ioc_ct_sync_ack(struct bfa_ioc_s *ioc)
+{
+ uint32_t r32 = readl(ioc->ioc_regs.ioc_fail_sync);
+
+ writel((r32 | bfa_ioc_ct_sync_pos(ioc)),
+ ioc->ioc_regs.ioc_fail_sync);
+}
+
+static bfa_boolean_t
+bfa_ioc_ct_sync_complete(struct bfa_ioc_s *ioc)
+{
+ uint32_t r32 = readl(ioc->ioc_regs.ioc_fail_sync);
+ uint32_t sync_reqd = bfa_ioc_ct_get_sync_reqd(r32);
+ uint32_t sync_ackd = bfa_ioc_ct_get_sync_ackd(r32);
+ uint32_t tmp_ackd;
+
+ if (sync_ackd == 0)
+ return BFA_TRUE;
+
+ /*
+ * The check below is to see whether any other PCI fn
+ * has reinitialized the ASIC (reset sync_ackd bits)
+ * and failed again while this IOC was waiting for hw
+ * semaphore (in bfa_iocpf_sm_semwait()).
+ */
+ tmp_ackd = sync_ackd;
+ if ((sync_reqd & bfa_ioc_ct_sync_pos(ioc)) &&
+ !(sync_ackd & bfa_ioc_ct_sync_pos(ioc)))
+ sync_ackd |= bfa_ioc_ct_sync_pos(ioc);
+
+ if (sync_reqd == sync_ackd) {
+ writel(bfa_ioc_ct_clear_sync_ackd(r32),
+ ioc->ioc_regs.ioc_fail_sync);
+ writel(BFI_IOC_FAIL, ioc->ioc_regs.ioc_fwstate);
+ writel(BFI_IOC_FAIL, ioc->ioc_regs.alt_ioc_fwstate);
+ return BFA_TRUE;
+ }
+
+ /*
+ * If another PCI fn reinitialized and failed again while
+ * this IOC was waiting for hw sem, the sync_ackd bit for
+ * this IOC need to be set again to allow reinitialization.
+ */
+ if (tmp_ackd != sync_ackd)
+ writel((r32 | sync_ackd), ioc->ioc_regs.ioc_fail_sync);
+
+ return BFA_FALSE;
+}
+
+/**
+ * Called from bfa_ioc_attach() to map asic specific calls.
+ */
+static void
+bfa_ioc_set_ctx_hwif(struct bfa_ioc_s *ioc, struct bfa_ioc_hwif_s *hwif)
+{
+ hwif->ioc_firmware_lock = bfa_ioc_ct_firmware_lock;
+ hwif->ioc_firmware_unlock = bfa_ioc_ct_firmware_unlock;
+ hwif->ioc_notify_fail = bfa_ioc_ct_notify_fail;
+ hwif->ioc_ownership_reset = bfa_ioc_ct_ownership_reset;
+ hwif->ioc_sync_start = bfa_ioc_ct_sync_start;
+ hwif->ioc_sync_join = bfa_ioc_ct_sync_join;
+ hwif->ioc_sync_leave = bfa_ioc_ct_sync_leave;
+ hwif->ioc_sync_ack = bfa_ioc_ct_sync_ack;
+ hwif->ioc_sync_complete = bfa_ioc_ct_sync_complete;
+ hwif->ioc_set_fwstate = bfa_ioc_ct_set_cur_ioc_fwstate;
+ hwif->ioc_get_fwstate = bfa_ioc_ct_get_cur_ioc_fwstate;
+ hwif->ioc_set_alt_fwstate = bfa_ioc_ct_set_alt_ioc_fwstate;
+ hwif->ioc_get_alt_fwstate = bfa_ioc_ct_get_alt_ioc_fwstate;
+}
+
+/**
+ * Called from bfa_ioc_attach() to map asic specific calls.
+ */
+void
+bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_set_ctx_hwif(ioc, &hwif_ct);
+
+ hwif_ct.ioc_pll_init = bfa_ioc_ct_pll_init;
+ hwif_ct.ioc_reg_init = bfa_ioc_ct_reg_init;
+ hwif_ct.ioc_map_port = bfa_ioc_ct_map_port;
+ hwif_ct.ioc_isr_mode_set = bfa_ioc_ct_isr_mode_set;
+ ioc->ioc_hwif = &hwif_ct;
+}
+
+/**
+ * Called from bfa_ioc_attach() to map asic specific calls.
+ */
+void
+bfa_ioc_set_ct2_hwif(struct bfa_ioc_s *ioc)
+{
+ bfa_ioc_set_ctx_hwif(ioc, &hwif_ct2);
+
+ hwif_ct2.ioc_pll_init = bfa_ioc_ct2_pll_init;
+ hwif_ct2.ioc_reg_init = bfa_ioc_ct2_reg_init;
+ hwif_ct2.ioc_map_port = bfa_ioc_ct2_map_port;
+ hwif_ct2.ioc_lpu_read_stat = bfa_ioc_ct2_lpu_read_stat;
+ hwif_ct2.ioc_isr_mode_set = NULL;
+ ioc->ioc_hwif = &hwif_ct2;
+}
+
+/*
+ * Workaround for MSI-X resource allocation for catapult-2 with no asic block
+ */
+#define HOSTFN_MSIX_DEFAULT 64
+#define HOSTFN_MSIX_VT_INDEX_MBOX_ERR 0x30138
+#define HOSTFN_MSIX_VT_OFST_NUMVT 0x3013c
+#define __MSIX_VT_NUMVT__MK 0x003ff800
+#define __MSIX_VT_NUMVT__SH 11
+#define __MSIX_VT_NUMVT_(_v) ((_v) << __MSIX_VT_NUMVT__SH)
+#define __MSIX_VT_OFST_ 0x000007ff
+void
+bfa_ioc_ct2_poweron(struct bfa_ioc_s *ioc)
+{
+ void __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 r32;
+
+ r32 = readl(rb + HOSTFN_MSIX_VT_OFST_NUMVT);
+ if (r32 & __MSIX_VT_NUMVT__MK) {
+ writel(r32 & __MSIX_VT_OFST_,
+ rb + HOSTFN_MSIX_VT_INDEX_MBOX_ERR);
+ return;
+ }
+
+ writel(__MSIX_VT_NUMVT_(HOSTFN_MSIX_DEFAULT - 1) |
+ HOSTFN_MSIX_DEFAULT * bfa_ioc_pcifn(ioc),
+ rb + HOSTFN_MSIX_VT_OFST_NUMVT);
+ writel(HOSTFN_MSIX_DEFAULT * bfa_ioc_pcifn(ioc),
+ rb + HOSTFN_MSIX_VT_INDEX_MBOX_ERR);
+}
+
+bfa_status_t
+bfa_ioc_ct_pll_init(void __iomem *rb, enum bfi_asic_mode mode)
+{
+ u32 pll_sclk, pll_fclk, r32;
+ bfa_boolean_t fcmode = (mode == BFI_ASIC_MODE_FC);
+
+ pll_sclk = __APP_PLL_SCLK_LRESETN | __APP_PLL_SCLK_ENARST |
+ __APP_PLL_SCLK_RSEL200500 | __APP_PLL_SCLK_P0_1(3U) |
+ __APP_PLL_SCLK_JITLMT0_1(3U) |
+ __APP_PLL_SCLK_CNTLMT0_1(1U);
+ pll_fclk = __APP_PLL_LCLK_LRESETN | __APP_PLL_LCLK_ENARST |
+ __APP_PLL_LCLK_RSEL200500 | __APP_PLL_LCLK_P0_1(3U) |
+ __APP_PLL_LCLK_JITLMT0_1(3U) |
+ __APP_PLL_LCLK_CNTLMT0_1(1U);
+
+ if (fcmode) {
+ writel(0, (rb + OP_MODE));
+ writel(__APP_EMS_CMLCKSEL | __APP_EMS_REFCKBUFEN2 |
+ __APP_EMS_CHANNEL_SEL, (rb + ETH_MAC_SER_REG));
+ } else {
+ writel(__GLOBAL_FCOE_MODE, (rb + OP_MODE));
+ writel(__APP_EMS_REFCKBUFEN1, (rb + ETH_MAC_SER_REG));
+ }
+ writel(BFI_IOC_UNINIT, (rb + BFA_IOC0_STATE_REG));
+ writel(BFI_IOC_UNINIT, (rb + BFA_IOC1_STATE_REG));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_MSK));
+ writel(pll_sclk | __APP_PLL_SCLK_LOGIC_SOFT_RESET,
+ rb + APP_PLL_SCLK_CTL_REG);
+ writel(pll_fclk | __APP_PLL_LCLK_LOGIC_SOFT_RESET,
+ rb + APP_PLL_LCLK_CTL_REG);
+ writel(pll_sclk | __APP_PLL_SCLK_LOGIC_SOFT_RESET |
+ __APP_PLL_SCLK_ENABLE, rb + APP_PLL_SCLK_CTL_REG);
+ writel(pll_fclk | __APP_PLL_LCLK_LOGIC_SOFT_RESET |
+ __APP_PLL_LCLK_ENABLE, rb + APP_PLL_LCLK_CTL_REG);
+ readl(rb + HOSTFN0_INT_MSK);
+ udelay(2000);
+ writel(0xffffffffU, (rb + HOSTFN0_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_STATUS));
+ writel(pll_sclk | __APP_PLL_SCLK_ENABLE, rb + APP_PLL_SCLK_CTL_REG);
+ writel(pll_fclk | __APP_PLL_LCLK_ENABLE, rb + APP_PLL_LCLK_CTL_REG);
+
+ if (!fcmode) {
+ writel(__PMM_1T_RESET_P, (rb + PMM_1T_RESET_REG_P0));
+ writel(__PMM_1T_RESET_P, (rb + PMM_1T_RESET_REG_P1));
+ }
+ r32 = readl((rb + PSS_CTL_REG));
+ r32 &= ~__PSS_LMEM_RESET;
+ writel(r32, (rb + PSS_CTL_REG));
+ udelay(1000);
+ if (!fcmode) {
+ writel(0, (rb + PMM_1T_RESET_REG_P0));
+ writel(0, (rb + PMM_1T_RESET_REG_P1));
+ }
+
+ writel(__EDRAM_BISTR_START, (rb + MBIST_CTL_REG));
+ udelay(1000);
+ r32 = readl((rb + MBIST_STAT_REG));
+ writel(0, (rb + MBIST_CTL_REG));
+ return BFA_STATUS_OK;
+}
+
+static void
+bfa_ioc_ct2_sclk_init(void __iomem *rb)
+{
+ u32 r32;
+
+ /*
+ * put s_clk PLL and PLL FSM in reset
+ */
+ r32 = readl((rb + CT2_APP_PLL_SCLK_CTL_REG));
+ r32 &= ~(__APP_PLL_SCLK_ENABLE | __APP_PLL_SCLK_LRESETN);
+ r32 |= (__APP_PLL_SCLK_ENARST | __APP_PLL_SCLK_BYPASS |
+ __APP_PLL_SCLK_LOGIC_SOFT_RESET);
+ writel(r32, (rb + CT2_APP_PLL_SCLK_CTL_REG));
+
+ /*
+ * Ignore mode and program for the max clock (which is FC16)
+ * Firmware/NFC will do the PLL init appropiately
+ */
+ r32 = readl((rb + CT2_APP_PLL_SCLK_CTL_REG));
+ r32 &= ~(__APP_PLL_SCLK_REFCLK_SEL | __APP_PLL_SCLK_CLK_DIV2);
+ writel(r32, (rb + CT2_APP_PLL_SCLK_CTL_REG));
+
+ /*
+ * while doing PLL init dont clock gate ethernet subsystem
+ */
+ r32 = readl((rb + CT2_CHIP_MISC_PRG));
+ writel(r32 | __ETH_CLK_ENABLE_PORT0, (rb + CT2_CHIP_MISC_PRG));
+
+ r32 = readl((rb + CT2_PCIE_MISC_REG));
+ writel(r32 | __ETH_CLK_ENABLE_PORT1, (rb + CT2_PCIE_MISC_REG));
+
+ /*
+ * set sclk value
+ */
+ r32 = readl((rb + CT2_APP_PLL_SCLK_CTL_REG));
+ r32 &= (__P_SCLK_PLL_LOCK | __APP_PLL_SCLK_REFCLK_SEL |
+ __APP_PLL_SCLK_CLK_DIV2);
+ writel(r32 | 0x1061731b, (rb + CT2_APP_PLL_SCLK_CTL_REG));
+
+ /*
+ * poll for s_clk lock or delay 1ms
+ */
+ udelay(1000);
+}
+
+static void
+bfa_ioc_ct2_lclk_init(void __iomem *rb)
+{
+ u32 r32;
+
+ /*
+ * put l_clk PLL and PLL FSM in reset
+ */
+ r32 = readl((rb + CT2_APP_PLL_LCLK_CTL_REG));
+ r32 &= ~(__APP_PLL_LCLK_ENABLE | __APP_PLL_LCLK_LRESETN);
+ r32 |= (__APP_PLL_LCLK_ENARST | __APP_PLL_LCLK_BYPASS |
+ __APP_PLL_LCLK_LOGIC_SOFT_RESET);
+ writel(r32, (rb + CT2_APP_PLL_LCLK_CTL_REG));
+
+ /*
+ * set LPU speed (set for FC16 which will work for other modes)
+ */
+ r32 = readl((rb + CT2_CHIP_MISC_PRG));
+ writel(r32, (rb + CT2_CHIP_MISC_PRG));
+
+ /*
+ * set LPU half speed (set for FC16 which will work for other modes)
+ */
+ r32 = readl((rb + CT2_APP_PLL_LCLK_CTL_REG));
+ writel(r32, (rb + CT2_APP_PLL_LCLK_CTL_REG));
+
+ /*
+ * set lclk for mode (set for FC16)
+ */
+ r32 = readl((rb + CT2_APP_PLL_LCLK_CTL_REG));
+ r32 &= (__P_LCLK_PLL_LOCK | __APP_LPUCLK_HALFSPEED);
+ r32 |= 0x20c1731b;
+ writel(r32, (rb + CT2_APP_PLL_LCLK_CTL_REG));
+
+ /*
+ * poll for s_clk lock or delay 1ms
+ */
+ udelay(1000);
+}
+
+static void
+bfa_ioc_ct2_mem_init(void __iomem *rb)
+{
+ u32 r32;
+
+ r32 = readl((rb + PSS_CTL_REG));
+ r32 &= ~__PSS_LMEM_RESET;
+ writel(r32, (rb + PSS_CTL_REG));
+ udelay(1000);
+
+ writel(__EDRAM_BISTR_START, (rb + CT2_MBIST_CTL_REG));
+ udelay(1000);
+ writel(0, (rb + CT2_MBIST_CTL_REG));
+}
+
+void
+bfa_ioc_ct2_mac_reset(void __iomem *rb)
+{
+ /* put port0, port1 MAC & AHB in reset */
+ writel((__CSI_MAC_RESET | __CSI_MAC_AHB_RESET),
+ rb + CT2_CSI_MAC_CONTROL_REG(0));
+ writel((__CSI_MAC_RESET | __CSI_MAC_AHB_RESET),
+ rb + CT2_CSI_MAC_CONTROL_REG(1));
+}
+
+static void
+bfa_ioc_ct2_enable_flash(void __iomem *rb)
+{
+ u32 r32;
+
+ r32 = readl((rb + PSS_GPIO_OUT_REG));
+ writel(r32 & ~1, (rb + PSS_GPIO_OUT_REG));
+ r32 = readl((rb + PSS_GPIO_OE_REG));
+ writel(r32 | 1, (rb + PSS_GPIO_OE_REG));
+}
+
+#define CT2_NFC_MAX_DELAY 1000
+#define CT2_NFC_PAUSE_MAX_DELAY 4000
+#define CT2_NFC_VER_VALID 0x147
+#define CT2_NFC_STATE_RUNNING 0x20000001
+#define BFA_IOC_PLL_POLL 1000000
+
+static bfa_boolean_t
+bfa_ioc_ct2_nfc_halted(void __iomem *rb)
+{
+ u32 r32;
+
+ r32 = readl(rb + CT2_NFC_CSR_SET_REG);
+ if (r32 & __NFC_CONTROLLER_HALTED)
+ return BFA_TRUE;
+
+ return BFA_FALSE;
+}
+
+static void
+bfa_ioc_ct2_nfc_halt(void __iomem *rb)
+{
+ int i;
+
+ writel(__HALT_NFC_CONTROLLER, rb + CT2_NFC_CSR_SET_REG);
+ for (i = 0; i < CT2_NFC_MAX_DELAY; i++) {
+ if (bfa_ioc_ct2_nfc_halted(rb))
+ break;
+ udelay(1000);
+ }
+ WARN_ON(!bfa_ioc_ct2_nfc_halted(rb));
+}
+
+static void
+bfa_ioc_ct2_nfc_resume(void __iomem *rb)
+{
+ u32 r32;
+ int i;
+
+ writel(__HALT_NFC_CONTROLLER, rb + CT2_NFC_CSR_CLR_REG);
+ for (i = 0; i < CT2_NFC_MAX_DELAY; i++) {
+ r32 = readl(rb + CT2_NFC_CSR_SET_REG);
+ if (!(r32 & __NFC_CONTROLLER_HALTED))
+ return;
+ udelay(1000);
+ }
+ WARN_ON(1);
+}
+
+static void
+bfa_ioc_ct2_clk_reset(void __iomem *rb)
+{
+ u32 r32;
+
+ bfa_ioc_ct2_sclk_init(rb);
+ bfa_ioc_ct2_lclk_init(rb);
+
+ /*
+ * release soft reset on s_clk & l_clk
+ */
+ r32 = readl((rb + CT2_APP_PLL_SCLK_CTL_REG));
+ writel(r32 & ~__APP_PLL_SCLK_LOGIC_SOFT_RESET,
+ (rb + CT2_APP_PLL_SCLK_CTL_REG));
+
+ r32 = readl((rb + CT2_APP_PLL_LCLK_CTL_REG));
+ writel(r32 & ~__APP_PLL_LCLK_LOGIC_SOFT_RESET,
+ (rb + CT2_APP_PLL_LCLK_CTL_REG));
+
+}
+
+static void
+bfa_ioc_ct2_nfc_clk_reset(void __iomem *rb)
+{
+ u32 r32, i;
+
+ r32 = readl((rb + PSS_CTL_REG));
+ r32 |= (__PSS_LPU0_RESET | __PSS_LPU1_RESET);
+ writel(r32, (rb + PSS_CTL_REG));
+
+ writel(__RESET_AND_START_SCLK_LCLK_PLLS, rb + CT2_CSI_FW_CTL_SET_REG);
+
+ for (i = 0; i < BFA_IOC_PLL_POLL; i++) {
+ r32 = readl(rb + CT2_NFC_FLASH_STS_REG);
+
+ if ((r32 & __FLASH_PLL_INIT_AND_RESET_IN_PROGRESS))
+ break;
+ }
+ WARN_ON(!(r32 & __FLASH_PLL_INIT_AND_RESET_IN_PROGRESS));
+
+ for (i = 0; i < BFA_IOC_PLL_POLL; i++) {
+ r32 = readl(rb + CT2_NFC_FLASH_STS_REG);
+
+ if (!(r32 & __FLASH_PLL_INIT_AND_RESET_IN_PROGRESS))
+ break;
+ }
+ WARN_ON((r32 & __FLASH_PLL_INIT_AND_RESET_IN_PROGRESS));
+
+ r32 = readl(rb + CT2_CSI_FW_CTL_REG);
+ WARN_ON((r32 & __RESET_AND_START_SCLK_LCLK_PLLS));
+}
+
+static void
+bfa_ioc_ct2_wait_till_nfc_running(void __iomem *rb)
+{
+ u32 r32;
+ int i;
+
+ if (bfa_ioc_ct2_nfc_halted(rb))
+ bfa_ioc_ct2_nfc_resume(rb);
+ for (i = 0; i < CT2_NFC_PAUSE_MAX_DELAY; i++) {
+ r32 = readl(rb + CT2_NFC_STS_REG);
+ if (r32 == CT2_NFC_STATE_RUNNING)
+ return;
+ udelay(1000);
+ }
+
+ r32 = readl(rb + CT2_NFC_STS_REG);
+ WARN_ON(!(r32 == CT2_NFC_STATE_RUNNING));
+}
+
+bfa_status_t
+bfa_ioc_ct2_pll_init(void __iomem *rb, enum bfi_asic_mode mode)
+{
+ u32 wgn, r32, nfc_ver;
+
+ wgn = readl(rb + CT2_WGN_STATUS);
+
+ if (wgn == (__WGN_READY | __GLBL_PF_VF_CFG_RDY)) {
+ /*
+ * If flash is corrupted, enable flash explicitly
+ */
+ bfa_ioc_ct2_clk_reset(rb);
+ bfa_ioc_ct2_enable_flash(rb);
+
+ bfa_ioc_ct2_mac_reset(rb);
+
+ bfa_ioc_ct2_clk_reset(rb);
+ bfa_ioc_ct2_enable_flash(rb);
+
+ } else {
+ nfc_ver = readl(rb + CT2_RSC_GPR15_REG);
+
+ if ((nfc_ver >= CT2_NFC_VER_VALID) &&
+ (wgn == (__A2T_AHB_LOAD | __WGN_READY))) {
+
+ bfa_ioc_ct2_wait_till_nfc_running(rb);
+
+ bfa_ioc_ct2_nfc_clk_reset(rb);
+ } else {
+ bfa_ioc_ct2_nfc_halt(rb);
+
+ bfa_ioc_ct2_clk_reset(rb);
+ bfa_ioc_ct2_mac_reset(rb);
+ bfa_ioc_ct2_clk_reset(rb);
+
+ }
+ }
+ /*
+ * The very first PCIe DMA Read done by LPU fails with a fatal error,
+ * when Address Translation Cache (ATC) has been enabled by system BIOS.
+ *
+ * Workaround:
+ * Disable Invalidated Tag Match Enable capability by setting the bit 26
+ * of CHIP_MISC_PRG to 0, by default it is set to 1.
+ */
+ r32 = readl(rb + CT2_CHIP_MISC_PRG);
+ writel((r32 & 0xfbffffff), (rb + CT2_CHIP_MISC_PRG));
+
+ /*
+ * Mask the interrupts and clear any
+ * pending interrupts left by BIOS/EFI
+ */
+
+ writel(1, (rb + CT2_LPU0_HOSTFN_MBOX0_MSK));
+ writel(1, (rb + CT2_LPU1_HOSTFN_MBOX0_MSK));
+
+ /* For first time initialization, no need to clear interrupts */
+ r32 = readl(rb + HOST_SEM5_REG);
+ if (r32 & 0x1) {
+ r32 = readl((rb + CT2_LPU0_HOSTFN_CMD_STAT));
+ if (r32 == 1) {
+ writel(1, (rb + CT2_LPU0_HOSTFN_CMD_STAT));
+ readl((rb + CT2_LPU0_HOSTFN_CMD_STAT));
+ }
+ r32 = readl((rb + CT2_LPU1_HOSTFN_CMD_STAT));
+ if (r32 == 1) {
+ writel(1, (rb + CT2_LPU1_HOSTFN_CMD_STAT));
+ readl((rb + CT2_LPU1_HOSTFN_CMD_STAT));
+ }
+ }
+
+ bfa_ioc_ct2_mem_init(rb);
+
+ writel(BFI_IOC_UNINIT, (rb + CT2_BFA_IOC0_STATE_REG));
+ writel(BFI_IOC_UNINIT, (rb + CT2_BFA_IOC1_STATE_REG));
+
+ return BFA_STATUS_OK;
+}
+
+static void
+bfa_ioc_ct_set_cur_ioc_fwstate(struct bfa_ioc_s *ioc,
+ enum bfi_ioc_state fwstate)
+{
+ writel(fwstate, ioc->ioc_regs.ioc_fwstate);
+}
+
+static enum bfi_ioc_state
+bfa_ioc_ct_get_cur_ioc_fwstate(struct bfa_ioc_s *ioc)
+{
+ return (enum bfi_ioc_state)readl(ioc->ioc_regs.ioc_fwstate);
+}
+
+static void
+bfa_ioc_ct_set_alt_ioc_fwstate(struct bfa_ioc_s *ioc,
+ enum bfi_ioc_state fwstate)
+{
+ writel(fwstate, ioc->ioc_regs.alt_ioc_fwstate);
+}
+
+static enum bfi_ioc_state
+bfa_ioc_ct_get_alt_ioc_fwstate(struct bfa_ioc_s *ioc)
+{
+ return (enum bfi_ioc_state) readl(ioc->ioc_regs.alt_ioc_fwstate);
+}
diff --git a/drivers/scsi/bfa/bfa_modules.h b/drivers/scsi/bfa/bfa_modules.h
new file mode 100644
index 0000000..1c2ab39
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_modules.h
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfa_modules.h BFA modules
+ */
+
+#ifndef __BFA_MODULES_H__
+#define __BFA_MODULES_H__
+
+#include "bfa_cs.h"
+#include "bfa.h"
+#include "bfa_svc.h"
+#include "bfa_fcpim.h"
+#include "bfa_port.h"
+
+struct bfa_modules_s {
+ struct bfa_fcdiag_s fcdiag; /* fcdiag module */
+ struct bfa_fcport_s fcport; /* fc port module */
+ struct bfa_fcxp_mod_s fcxp_mod; /* fcxp module */
+ struct bfa_lps_mod_s lps_mod; /* fcxp module */
+ struct bfa_uf_mod_s uf_mod; /* unsolicited frame module */
+ struct bfa_rport_mod_s rport_mod; /* remote port module */
+ struct bfa_fcp_mod_s fcp_mod; /* FCP initiator module */
+ struct bfa_sgpg_mod_s sgpg_mod; /* SG page module */
+ struct bfa_port_s port; /* Physical port module */
+ struct bfa_ablk_s ablk; /* ASIC block config module */
+ struct bfa_cee_s cee; /* CEE Module */
+ struct bfa_sfp_s sfp; /* SFP module */
+ struct bfa_flash_s flash; /* flash module */
+ struct bfa_diag_s diag_mod; /* diagnostics module */
+ struct bfa_phy_s phy; /* phy module */
+ struct bfa_dconf_mod_s dconf_mod; /* DCONF common module */
+ struct bfa_fru_s fru; /* fru module */
+};
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+ BFA_TRC_HAL_CORE = 1,
+ BFA_TRC_HAL_FCXP = 2,
+ BFA_TRC_HAL_FCPIM = 3,
+ BFA_TRC_HAL_IOCFC_CT = 4,
+ BFA_TRC_HAL_IOCFC_CB = 5,
+};
+
+#define BFA_CACHELINE_SZ (256)
+
+struct bfa_s {
+ void *bfad; /* BFA driver instance */
+ struct bfa_plog_s *plog; /* portlog buffer */
+ struct bfa_trc_mod_s *trcmod; /* driver tracing */
+ struct bfa_ioc_s ioc; /* IOC module */
+ struct bfa_iocfc_s iocfc; /* IOCFC module */
+ struct bfa_timer_mod_s timer_mod; /* timer module */
+ struct bfa_modules_s modules; /* BFA modules */
+ struct list_head comp_q; /* pending completions */
+ bfa_boolean_t queue_process; /* queue processing enabled */
+ struct list_head reqq_waitq[BFI_IOC_MAX_CQS];
+ bfa_boolean_t fcs; /* FCS is attached to BFA */
+ struct bfa_msix_s msix;
+ int bfa_aen_seq;
+ bfa_boolean_t intr_enabled; /* Status of interrupts */
+};
+
+extern bfa_boolean_t bfa_auto_recover;
+
+void bfa_dconf_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *);
+void bfa_dconf_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_dconf_iocdisable(struct bfa_s *);
+void bfa_fcp_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_fcp_iocdisable(struct bfa_s *bfa);
+void bfa_fcp_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_fcpim_iocdisable(struct bfa_fcp_mod_s *);
+void bfa_fcport_start(struct bfa_s *);
+void bfa_fcport_iocdisable(struct bfa_s *);
+void bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_fcport_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_fcxp_iocdisable(struct bfa_s *);
+void bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_fcxp_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_fcdiag_iocdisable(struct bfa_s *);
+void bfa_fcdiag_attach(struct bfa_s *bfa, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_ioim_lm_init(struct bfa_s *);
+void bfa_lps_iocdisable(struct bfa_s *bfa);
+void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_lps_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_rport_iocdisable(struct bfa_s *bfa);
+void bfa_rport_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_rport_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_sgpg_attach(struct bfa_s *, void *bfad, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_uf_iocdisable(struct bfa_s *);
+void bfa_uf_meminfo(struct bfa_iocfc_cfg_s *, struct bfa_meminfo_s *,
+ struct bfa_s *);
+void bfa_uf_attach(struct bfa_s *, void *, struct bfa_iocfc_cfg_s *,
+ struct bfa_pcidev_s *);
+void bfa_uf_start(struct bfa_s *);
+
+#endif /* __BFA_MODULES_H__ */
diff --git a/drivers/scsi/bfa/bfa_plog.h b/drivers/scsi/bfa/bfa_plog.h
new file mode 100644
index 0000000..da570c0
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_plog.h
@@ -0,0 +1,156 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_PORTLOG_H__
+#define __BFA_PORTLOG_H__
+
+#include "bfa_fc.h"
+#include "bfa_defs.h"
+
+#define BFA_PL_NLOG_ENTS 256
+#define BFA_PL_LOG_REC_INCR(_x) ((_x)++, (_x) %= BFA_PL_NLOG_ENTS)
+
+#define BFA_PL_STRING_LOG_SZ 32 /* number of chars in string log */
+#define BFA_PL_INT_LOG_SZ 8 /* number of integers in the integer log */
+
+enum bfa_plog_log_type {
+ BFA_PL_LOG_TYPE_INVALID = 0,
+ BFA_PL_LOG_TYPE_INT = 1,
+ BFA_PL_LOG_TYPE_STRING = 2,
+};
+
+/*
+ * the (fixed size) record format for each entry in the portlog
+ */
+struct bfa_plog_rec_s {
+ u64 tv; /* timestamp */
+ u8 port; /* Source port that logged this entry */
+ u8 mid; /* module id */
+ u8 eid; /* indicates Rx, Tx, IOCTL, etc. bfa_plog_eid */
+ u8 log_type; /* string/integer log, bfa_plog_log_type_t */
+ u8 log_num_ints;
+ /*
+ * interpreted only if log_type is INT_LOG. indicates number of
+ * integers in the int_log[] (0-PL_INT_LOG_SZ).
+ */
+ u8 rsvd;
+ u16 misc; /* can be used to indicate fc frame length */
+ union {
+ char string_log[BFA_PL_STRING_LOG_SZ];
+ u32 int_log[BFA_PL_INT_LOG_SZ];
+ } log_entry;
+
+};
+
+/*
+ * the following #defines will be used by the logging entities to indicate
+ * their module id. BFAL will convert the integer value to string format
+ *
+* process to be used while changing the following #defines:
+ * - Always add new entries at the end
+ * - define corresponding string in BFAL
+ * - Do not remove any entry or rearrange the order.
+ */
+enum bfa_plog_mid {
+ BFA_PL_MID_INVALID = 0,
+ BFA_PL_MID_DEBUG = 1,
+ BFA_PL_MID_DRVR = 2,
+ BFA_PL_MID_HAL = 3,
+ BFA_PL_MID_HAL_FCXP = 4,
+ BFA_PL_MID_HAL_UF = 5,
+ BFA_PL_MID_FCS = 6,
+ BFA_PL_MID_LPS = 7,
+ BFA_PL_MID_MAX = 8
+};
+
+#define BFA_PL_MID_STRLEN 8
+struct bfa_plog_mid_strings_s {
+ char m_str[BFA_PL_MID_STRLEN];
+};
+
+/*
+ * the following #defines will be used by the logging entities to indicate
+ * their event type. BFAL will convert the integer value to string format
+ *
+* process to be used while changing the following #defines:
+ * - Always add new entries at the end
+ * - define corresponding string in BFAL
+ * - Do not remove any entry or rearrange the order.
+ */
+enum bfa_plog_eid {
+ BFA_PL_EID_INVALID = 0,
+ BFA_PL_EID_IOC_DISABLE = 1,
+ BFA_PL_EID_IOC_ENABLE = 2,
+ BFA_PL_EID_PORT_DISABLE = 3,
+ BFA_PL_EID_PORT_ENABLE = 4,
+ BFA_PL_EID_PORT_ST_CHANGE = 5,
+ BFA_PL_EID_TX = 6,
+ BFA_PL_EID_TX_ACK1 = 7,
+ BFA_PL_EID_TX_RJT = 8,
+ BFA_PL_EID_TX_BSY = 9,
+ BFA_PL_EID_RX = 10,
+ BFA_PL_EID_RX_ACK1 = 11,
+ BFA_PL_EID_RX_RJT = 12,
+ BFA_PL_EID_RX_BSY = 13,
+ BFA_PL_EID_CT_IN = 14,
+ BFA_PL_EID_CT_OUT = 15,
+ BFA_PL_EID_DRIVER_START = 16,
+ BFA_PL_EID_RSCN = 17,
+ BFA_PL_EID_DEBUG = 18,
+ BFA_PL_EID_MISC = 19,
+ BFA_PL_EID_FIP_FCF_DISC = 20,
+ BFA_PL_EID_FIP_FCF_CVL = 21,
+ BFA_PL_EID_LOGIN = 22,
+ BFA_PL_EID_LOGO = 23,
+ BFA_PL_EID_TRUNK_SCN = 24,
+ BFA_PL_EID_MAX
+};
+
+#define BFA_PL_ENAME_STRLEN 8
+struct bfa_plog_eid_strings_s {
+ char e_str[BFA_PL_ENAME_STRLEN];
+};
+
+#define BFA_PL_SIG_LEN 8
+#define BFA_PL_SIG_STR "12pl123"
+
+/*
+ * per port circular log buffer
+ */
+struct bfa_plog_s {
+ char plog_sig[BFA_PL_SIG_LEN]; /* Start signature */
+ u8 plog_enabled;
+ u8 rsvd[7];
+ u32 ticks;
+ u16 head;
+ u16 tail;
+ struct bfa_plog_rec_s plog_recs[BFA_PL_NLOG_ENTS];
+};
+
+void bfa_plog_init(struct bfa_plog_s *plog);
+void bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc, char *log_str);
+void bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc,
+ u32 *intarr, u32 num_ints);
+void bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr);
+void bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc,
+ struct fchs_s *fchdr, u32 pld_w0);
+
+#endif /* __BFA_PORTLOG_H__ */
diff --git a/drivers/scsi/bfa/bfa_port.c b/drivers/scsi/bfa/bfa_port.c
new file mode 100644
index 0000000..079bc77
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_port.c
@@ -0,0 +1,872 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfa_defs_svc.h"
+#include "bfa_port.h"
+#include "bfi.h"
+#include "bfa_ioc.h"
+
+
+BFA_TRC_FILE(CNA, PORT);
+
+static void
+bfa_port_stats_swap(struct bfa_port_s *port, union bfa_port_stats_u *stats)
+{
+ u32 *dip = (u32 *) stats;
+ __be32 t0, t1;
+ int i;
+
+ for (i = 0; i < sizeof(union bfa_port_stats_u)/sizeof(u32);
+ i += 2) {
+ t0 = dip[i];
+ t1 = dip[i + 1];
+#ifdef __BIG_ENDIAN
+ dip[i] = be32_to_cpu(t0);
+ dip[i + 1] = be32_to_cpu(t1);
+#else
+ dip[i] = be32_to_cpu(t1);
+ dip[i + 1] = be32_to_cpu(t0);
+#endif
+ }
+}
+
+/*
+ * bfa_port_enable_isr()
+ *
+ *
+ * @param[in] port - Pointer to the port module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+ bfa_trc(port, status);
+ port->endis_pending = BFA_FALSE;
+ port->endis_cbfn(port->endis_cbarg, status);
+}
+
+/*
+ * bfa_port_disable_isr()
+ *
+ *
+ * @param[in] port - Pointer to the port module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+ bfa_trc(port, status);
+ port->endis_pending = BFA_FALSE;
+ port->endis_cbfn(port->endis_cbarg, status);
+}
+
+/*
+ * bfa_port_get_stats_isr()
+ *
+ *
+ * @param[in] port - Pointer to the Port module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+ port->stats_status = status;
+ port->stats_busy = BFA_FALSE;
+
+ if (status == BFA_STATUS_OK) {
+ memcpy(port->stats, port->stats_dma.kva,
+ sizeof(union bfa_port_stats_u));
+ bfa_port_stats_swap(port, port->stats);
+
+ port->stats->fc.secs_reset = ktime_get_seconds() - port->stats_reset_time;
+ }
+
+ if (port->stats_cbfn) {
+ port->stats_cbfn(port->stats_cbarg, status);
+ port->stats_cbfn = NULL;
+ }
+}
+
+/*
+ * bfa_port_clear_stats_isr()
+ *
+ *
+ * @param[in] port - Pointer to the Port module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+ port->stats_status = status;
+ port->stats_busy = BFA_FALSE;
+
+ /*
+ * re-initialize time stamp for stats reset
+ */
+ port->stats_reset_time = ktime_get_seconds();
+
+ if (port->stats_cbfn) {
+ port->stats_cbfn(port->stats_cbarg, status);
+ port->stats_cbfn = NULL;
+ }
+}
+
+/*
+ * bfa_port_isr()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return void
+ */
+static void
+bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m)
+{
+ struct bfa_port_s *port = (struct bfa_port_s *) cbarg;
+ union bfi_port_i2h_msg_u *i2hmsg;
+
+ i2hmsg = (union bfi_port_i2h_msg_u *) m;
+ bfa_trc(port, m->mh.msg_id);
+
+ switch (m->mh.msg_id) {
+ case BFI_PORT_I2H_ENABLE_RSP:
+ if (port->endis_pending == BFA_FALSE)
+ break;
+ bfa_port_enable_isr(port, i2hmsg->enable_rsp.status);
+ break;
+
+ case BFI_PORT_I2H_DISABLE_RSP:
+ if (port->endis_pending == BFA_FALSE)
+ break;
+ bfa_port_disable_isr(port, i2hmsg->disable_rsp.status);
+ break;
+
+ case BFI_PORT_I2H_GET_STATS_RSP:
+ /* Stats busy flag is still set? (may be cmd timed out) */
+ if (port->stats_busy == BFA_FALSE)
+ break;
+ bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status);
+ break;
+
+ case BFI_PORT_I2H_CLEAR_STATS_RSP:
+ if (port->stats_busy == BFA_FALSE)
+ break;
+ bfa_port_clear_stats_isr(port, i2hmsg->clearstats_rsp.status);
+ break;
+
+ default:
+ WARN_ON(1);
+ }
+}
+
+/*
+ * bfa_port_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_port_meminfo(void)
+{
+ return BFA_ROUNDUP(sizeof(union bfa_port_stats_u), BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * bfa_port_mem_claim()
+ *
+ *
+ * @param[in] port Port module pointer
+ * dma_kva Kernel Virtual Address of Port DMA Memory
+ * dma_pa Physical Address of Port DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa)
+{
+ port->stats_dma.kva = dma_kva;
+ port->stats_dma.pa = dma_pa;
+}
+
+/*
+ * bfa_port_enable()
+ *
+ * Send the Port enable request to the f/w
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
+ void *cbarg)
+{
+ struct bfi_port_generic_req_s *m;
+
+ /* If port is PBC disabled, return error */
+ if (port->pbc_disabled) {
+ bfa_trc(port, BFA_STATUS_PBC);
+ return BFA_STATUS_PBC;
+ }
+
+ if (bfa_ioc_is_disabled(port->ioc)) {
+ bfa_trc(port, BFA_STATUS_IOC_DISABLED);
+ return BFA_STATUS_IOC_DISABLED;
+ }
+
+ if (!bfa_ioc_is_operational(port->ioc)) {
+ bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ /* if port is d-port enabled, return error */
+ if (port->dport_enabled) {
+ bfa_trc(port, BFA_STATUS_DPORT_ERR);
+ return BFA_STATUS_DPORT_ERR;
+ }
+
+ if (port->endis_pending) {
+ bfa_trc(port, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ m = (struct bfi_port_generic_req_s *) port->endis_mb.msg;
+
+ port->msgtag++;
+ port->endis_cbfn = cbfn;
+ port->endis_cbarg = cbarg;
+ port->endis_pending = BFA_TRUE;
+
+ bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ,
+ bfa_ioc_portid(port->ioc));
+ bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_port_disable()
+ *
+ * Send the Port disable request to the f/w
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
+ void *cbarg)
+{
+ struct bfi_port_generic_req_s *m;
+
+ /* If port is PBC disabled, return error */
+ if (port->pbc_disabled) {
+ bfa_trc(port, BFA_STATUS_PBC);
+ return BFA_STATUS_PBC;
+ }
+
+ if (bfa_ioc_is_disabled(port->ioc)) {
+ bfa_trc(port, BFA_STATUS_IOC_DISABLED);
+ return BFA_STATUS_IOC_DISABLED;
+ }
+
+ if (!bfa_ioc_is_operational(port->ioc)) {
+ bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ /* if port is d-port enabled, return error */
+ if (port->dport_enabled) {
+ bfa_trc(port, BFA_STATUS_DPORT_ERR);
+ return BFA_STATUS_DPORT_ERR;
+ }
+
+ if (port->endis_pending) {
+ bfa_trc(port, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ m = (struct bfi_port_generic_req_s *) port->endis_mb.msg;
+
+ port->msgtag++;
+ port->endis_cbfn = cbfn;
+ port->endis_cbarg = cbarg;
+ port->endis_pending = BFA_TRUE;
+
+ bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ,
+ bfa_ioc_portid(port->ioc));
+ bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_port_get_stats()
+ *
+ * Send the request to the f/w to fetch Port statistics.
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_get_stats(struct bfa_port_s *port, union bfa_port_stats_u *stats,
+ bfa_port_stats_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_port_get_stats_req_s *m;
+
+ if (!bfa_ioc_is_operational(port->ioc)) {
+ bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (port->stats_busy) {
+ bfa_trc(port, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ m = (struct bfi_port_get_stats_req_s *) port->stats_mb.msg;
+
+ port->stats = stats;
+ port->stats_cbfn = cbfn;
+ port->stats_cbarg = cbarg;
+ port->stats_busy = BFA_TRUE;
+ bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa);
+
+ bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ,
+ bfa_ioc_portid(port->ioc));
+ bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_port_clear_stats()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn,
+ void *cbarg)
+{
+ struct bfi_port_generic_req_s *m;
+
+ if (!bfa_ioc_is_operational(port->ioc)) {
+ bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+
+ if (port->stats_busy) {
+ bfa_trc(port, BFA_STATUS_DEVBUSY);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ m = (struct bfi_port_generic_req_s *) port->stats_mb.msg;
+
+ port->stats_cbfn = cbfn;
+ port->stats_cbarg = cbarg;
+ port->stats_busy = BFA_TRUE;
+
+ bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ,
+ bfa_ioc_portid(port->ioc));
+ bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_port_notify()
+ *
+ * Port module IOC event handler
+ *
+ * @param[in] Pointer to the Port module data structure.
+ * @param[in] IOC event structure
+ *
+ * @return void
+ */
+void
+bfa_port_notify(void *arg, enum bfa_ioc_event_e event)
+{
+ struct bfa_port_s *port = (struct bfa_port_s *) arg;
+
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ /* Fail any pending get_stats/clear_stats requests */
+ if (port->stats_busy) {
+ if (port->stats_cbfn)
+ port->stats_cbfn(port->stats_cbarg,
+ BFA_STATUS_FAILED);
+ port->stats_cbfn = NULL;
+ port->stats_busy = BFA_FALSE;
+ }
+
+ /* Clear any enable/disable is pending */
+ if (port->endis_pending) {
+ if (port->endis_cbfn)
+ port->endis_cbfn(port->endis_cbarg,
+ BFA_STATUS_FAILED);
+ port->endis_cbfn = NULL;
+ port->endis_pending = BFA_FALSE;
+ }
+
+ /* clear D-port mode */
+ if (port->dport_enabled)
+ bfa_port_set_dportenabled(port, BFA_FALSE);
+ break;
+ default:
+ break;
+ }
+}
+
+/*
+ * bfa_port_attach()
+ *
+ *
+ * @param[in] port - Pointer to the Port module data structure
+ * ioc - Pointer to the ioc module data structure
+ * dev - Pointer to the device driver module data structure
+ * The device driver specific mbox ISR functions have
+ * this pointer as one of the parameters.
+ * trcmod -
+ *
+ * @return void
+ */
+void
+bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc,
+ void *dev, struct bfa_trc_mod_s *trcmod)
+{
+ WARN_ON(!port);
+
+ port->dev = dev;
+ port->ioc = ioc;
+ port->trcmod = trcmod;
+
+ port->stats_busy = BFA_FALSE;
+ port->endis_pending = BFA_FALSE;
+ port->stats_cbfn = NULL;
+ port->endis_cbfn = NULL;
+ port->pbc_disabled = BFA_FALSE;
+ port->dport_enabled = BFA_FALSE;
+
+ bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port);
+ bfa_q_qe_init(&port->ioc_notify);
+ bfa_ioc_notify_init(&port->ioc_notify, bfa_port_notify, port);
+ list_add_tail(&port->ioc_notify.qe, &port->ioc->notify_q);
+
+ /*
+ * initialize time stamp for stats reset
+ */
+ port->stats_reset_time = ktime_get_seconds();
+
+ bfa_trc(port, 0);
+}
+
+/*
+ * bfa_port_set_dportenabled();
+ *
+ * Port module- set pbc disabled flag
+ *
+ * @param[in] port - Pointer to the Port module data structure
+ *
+ * @return void
+ */
+void
+bfa_port_set_dportenabled(struct bfa_port_s *port, bfa_boolean_t enabled)
+{
+ port->dport_enabled = enabled;
+}
+
+/*
+ * CEE module specific definitions
+ */
+
+/*
+ * bfa_cee_get_attr_isr()
+ *
+ * @brief CEE ISR for get-attributes responses from f/w
+ *
+ * @param[in] cee - Pointer to the CEE module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_attr_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+ struct bfa_cee_lldp_cfg_s *lldp_cfg = &cee->attr->lldp_remote;
+
+ cee->get_attr_status = status;
+ bfa_trc(cee, 0);
+ if (status == BFA_STATUS_OK) {
+ bfa_trc(cee, 0);
+ memcpy(cee->attr, cee->attr_dma.kva,
+ sizeof(struct bfa_cee_attr_s));
+ lldp_cfg->time_to_live = be16_to_cpu(lldp_cfg->time_to_live);
+ lldp_cfg->enabled_system_cap =
+ be16_to_cpu(lldp_cfg->enabled_system_cap);
+ }
+ cee->get_attr_pending = BFA_FALSE;
+ if (cee->cbfn.get_attr_cbfn) {
+ bfa_trc(cee, 0);
+ cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status);
+ }
+}
+
+/*
+ * bfa_cee_get_stats_isr()
+ *
+ * @brief CEE ISR for get-stats responses from f/w
+ *
+ * @param[in] cee - Pointer to the CEE module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+ u32 *buffer;
+ int i;
+
+ cee->get_stats_status = status;
+ bfa_trc(cee, 0);
+ if (status == BFA_STATUS_OK) {
+ bfa_trc(cee, 0);
+ memcpy(cee->stats, cee->stats_dma.kva,
+ sizeof(struct bfa_cee_stats_s));
+ /* swap the cee stats */
+ buffer = (u32 *)cee->stats;
+ for (i = 0; i < (sizeof(struct bfa_cee_stats_s) /
+ sizeof(u32)); i++)
+ buffer[i] = cpu_to_be32(buffer[i]);
+ }
+ cee->get_stats_pending = BFA_FALSE;
+ bfa_trc(cee, 0);
+ if (cee->cbfn.get_stats_cbfn) {
+ bfa_trc(cee, 0);
+ cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status);
+ }
+}
+
+/*
+ * bfa_cee_reset_stats_isr()
+ *
+ * @brief CEE ISR for reset-stats responses from f/w
+ *
+ * @param[in] cee - Pointer to the CEE module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_reset_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+ cee->reset_stats_status = status;
+ cee->reset_stats_pending = BFA_FALSE;
+ if (cee->cbfn.reset_stats_cbfn)
+ cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status);
+}
+
+/*
+ * bfa_cee_meminfo()
+ *
+ * @brief Returns the size of the DMA memory needed by CEE module
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_cee_meminfo(void)
+{
+ return BFA_ROUNDUP(sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ) +
+ BFA_ROUNDUP(sizeof(struct bfa_cee_stats_s), BFA_DMA_ALIGN_SZ);
+}
+
+/*
+ * bfa_cee_mem_claim()
+ *
+ * @brief Initialized CEE DMA Memory
+ *
+ * @param[in] cee CEE module pointer
+ * dma_kva Kernel Virtual Address of CEE DMA Memory
+ * dma_pa Physical Address of CEE DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa)
+{
+ cee->attr_dma.kva = dma_kva;
+ cee->attr_dma.pa = dma_pa;
+ cee->stats_dma.kva = dma_kva + BFA_ROUNDUP(
+ sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ);
+ cee->stats_dma.pa = dma_pa + BFA_ROUNDUP(
+ sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ);
+ cee->attr = (struct bfa_cee_attr_s *) dma_kva;
+ cee->stats = (struct bfa_cee_stats_s *) (dma_kva + BFA_ROUNDUP(
+ sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ));
+}
+
+/*
+ * bfa_cee_get_attr()
+ *
+ * @brief
+ * Send the request to the f/w to fetch CEE attributes.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_attr(struct bfa_cee_s *cee, struct bfa_cee_attr_s *attr,
+ bfa_cee_get_attr_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_cee_get_req_s *cmd;
+
+ WARN_ON((cee == NULL) || (cee->ioc == NULL));
+ bfa_trc(cee, 0);
+ if (!bfa_ioc_is_operational(cee->ioc)) {
+ bfa_trc(cee, 0);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+ if (cee->get_attr_pending == BFA_TRUE) {
+ bfa_trc(cee, 0);
+ return BFA_STATUS_DEVBUSY;
+ }
+ cee->get_attr_pending = BFA_TRUE;
+ cmd = (struct bfi_cee_get_req_s *) cee->get_cfg_mb.msg;
+ cee->attr = attr;
+ cee->cbfn.get_attr_cbfn = cbfn;
+ cee->cbfn.get_attr_cbarg = cbarg;
+ bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ,
+ bfa_ioc_portid(cee->ioc));
+ bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa);
+ bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_cee_get_stats()
+ *
+ * @brief
+ * Send the request to the f/w to fetch CEE statistics.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_stats(struct bfa_cee_s *cee, struct bfa_cee_stats_s *stats,
+ bfa_cee_get_stats_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_cee_get_req_s *cmd;
+
+ WARN_ON((cee == NULL) || (cee->ioc == NULL));
+
+ if (!bfa_ioc_is_operational(cee->ioc)) {
+ bfa_trc(cee, 0);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+ if (cee->get_stats_pending == BFA_TRUE) {
+ bfa_trc(cee, 0);
+ return BFA_STATUS_DEVBUSY;
+ }
+ cee->get_stats_pending = BFA_TRUE;
+ cmd = (struct bfi_cee_get_req_s *) cee->get_stats_mb.msg;
+ cee->stats = stats;
+ cee->cbfn.get_stats_cbfn = cbfn;
+ cee->cbfn.get_stats_cbarg = cbarg;
+ bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ,
+ bfa_ioc_portid(cee->ioc));
+ bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa);
+ bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_cee_reset_stats()
+ *
+ * @brief Clears CEE Stats in the f/w.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_reset_stats(struct bfa_cee_s *cee,
+ bfa_cee_reset_stats_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_cee_reset_stats_s *cmd;
+
+ WARN_ON((cee == NULL) || (cee->ioc == NULL));
+ if (!bfa_ioc_is_operational(cee->ioc)) {
+ bfa_trc(cee, 0);
+ return BFA_STATUS_IOC_FAILURE;
+ }
+ if (cee->reset_stats_pending == BFA_TRUE) {
+ bfa_trc(cee, 0);
+ return BFA_STATUS_DEVBUSY;
+ }
+ cee->reset_stats_pending = BFA_TRUE;
+ cmd = (struct bfi_cee_reset_stats_s *) cee->reset_stats_mb.msg;
+ cee->cbfn.reset_stats_cbfn = cbfn;
+ cee->cbfn.reset_stats_cbarg = cbarg;
+ bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS,
+ bfa_ioc_portid(cee->ioc));
+ bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * bfa_cee_isrs()
+ *
+ * @brief Handles Mail-box interrupts for CEE module.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_isr(void *cbarg, struct bfi_mbmsg_s *m)
+{
+ union bfi_cee_i2h_msg_u *msg;
+ struct bfi_cee_get_rsp_s *get_rsp;
+ struct bfa_cee_s *cee = (struct bfa_cee_s *) cbarg;
+ msg = (union bfi_cee_i2h_msg_u *) m;
+ get_rsp = (struct bfi_cee_get_rsp_s *) m;
+ bfa_trc(cee, msg->mh.msg_id);
+ switch (msg->mh.msg_id) {
+ case BFI_CEE_I2H_GET_CFG_RSP:
+ bfa_trc(cee, get_rsp->cmd_status);
+ bfa_cee_get_attr_isr(cee, get_rsp->cmd_status);
+ break;
+ case BFI_CEE_I2H_GET_STATS_RSP:
+ bfa_cee_get_stats_isr(cee, get_rsp->cmd_status);
+ break;
+ case BFI_CEE_I2H_RESET_STATS_RSP:
+ bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status);
+ break;
+ default:
+ WARN_ON(1);
+ }
+}
+
+/*
+ * bfa_cee_notify()
+ *
+ * @brief CEE module IOC event handler.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ * @param[in] IOC event type
+ *
+ * @return void
+ */
+
+void
+bfa_cee_notify(void *arg, enum bfa_ioc_event_e event)
+{
+ struct bfa_cee_s *cee = (struct bfa_cee_s *) arg;
+
+ bfa_trc(cee, event);
+
+ switch (event) {
+ case BFA_IOC_E_DISABLED:
+ case BFA_IOC_E_FAILED:
+ if (cee->get_attr_pending == BFA_TRUE) {
+ cee->get_attr_status = BFA_STATUS_FAILED;
+ cee->get_attr_pending = BFA_FALSE;
+ if (cee->cbfn.get_attr_cbfn) {
+ cee->cbfn.get_attr_cbfn(
+ cee->cbfn.get_attr_cbarg,
+ BFA_STATUS_FAILED);
+ }
+ }
+ if (cee->get_stats_pending == BFA_TRUE) {
+ cee->get_stats_status = BFA_STATUS_FAILED;
+ cee->get_stats_pending = BFA_FALSE;
+ if (cee->cbfn.get_stats_cbfn) {
+ cee->cbfn.get_stats_cbfn(
+ cee->cbfn.get_stats_cbarg,
+ BFA_STATUS_FAILED);
+ }
+ }
+ if (cee->reset_stats_pending == BFA_TRUE) {
+ cee->reset_stats_status = BFA_STATUS_FAILED;
+ cee->reset_stats_pending = BFA_FALSE;
+ if (cee->cbfn.reset_stats_cbfn) {
+ cee->cbfn.reset_stats_cbfn(
+ cee->cbfn.reset_stats_cbarg,
+ BFA_STATUS_FAILED);
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+/*
+ * bfa_cee_attach()
+ *
+ * @brief CEE module-attach API
+ *
+ * @param[in] cee - Pointer to the CEE module data structure
+ * ioc - Pointer to the ioc module data structure
+ * dev - Pointer to the device driver module data structure
+ * The device driver specific mbox ISR functions have
+ * this pointer as one of the parameters.
+ *
+ * @return void
+ */
+void
+bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc,
+ void *dev)
+{
+ WARN_ON(cee == NULL);
+ cee->dev = dev;
+ cee->ioc = ioc;
+
+ bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);
+ bfa_q_qe_init(&cee->ioc_notify);
+ bfa_ioc_notify_init(&cee->ioc_notify, bfa_cee_notify, cee);
+ list_add_tail(&cee->ioc_notify.qe, &cee->ioc->notify_q);
+}
diff --git a/drivers/scsi/bfa/bfa_port.h b/drivers/scsi/bfa/bfa_port.h
new file mode 100644
index 0000000..0c3b200
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_port.h
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_PORT_H__
+#define __BFA_PORT_H__
+
+#include "bfa_defs_svc.h"
+#include "bfa_ioc.h"
+#include "bfa_cs.h"
+
+typedef void (*bfa_port_stats_cbfn_t) (void *dev, bfa_status_t status);
+typedef void (*bfa_port_endis_cbfn_t) (void *dev, bfa_status_t status);
+
+struct bfa_port_s {
+ void *dev;
+ struct bfa_ioc_s *ioc;
+ struct bfa_trc_mod_s *trcmod;
+ u32 msgtag;
+ bfa_boolean_t stats_busy;
+ struct bfa_mbox_cmd_s stats_mb;
+ bfa_port_stats_cbfn_t stats_cbfn;
+ void *stats_cbarg;
+ bfa_status_t stats_status;
+ time64_t stats_reset_time;
+ union bfa_port_stats_u *stats;
+ struct bfa_dma_s stats_dma;
+ bfa_boolean_t endis_pending;
+ struct bfa_mbox_cmd_s endis_mb;
+ bfa_port_endis_cbfn_t endis_cbfn;
+ void *endis_cbarg;
+ bfa_status_t endis_status;
+ struct bfa_ioc_notify_s ioc_notify;
+ bfa_boolean_t pbc_disabled;
+ bfa_boolean_t dport_enabled;
+ struct bfa_mem_dma_s port_dma;
+};
+
+#define BFA_MEM_PORT_DMA(__bfa) (&((__bfa)->modules.port.port_dma))
+
+void bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc,
+ void *dev, struct bfa_trc_mod_s *trcmod);
+void bfa_port_notify(void *arg, enum bfa_ioc_event_e event);
+
+bfa_status_t bfa_port_get_stats(struct bfa_port_s *port,
+ union bfa_port_stats_u *stats,
+ bfa_port_stats_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_port_clear_stats(struct bfa_port_s *port,
+ bfa_port_stats_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_port_enable(struct bfa_port_s *port,
+ bfa_port_endis_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_port_disable(struct bfa_port_s *port,
+ bfa_port_endis_cbfn_t cbfn, void *cbarg);
+u32 bfa_port_meminfo(void);
+void bfa_port_mem_claim(struct bfa_port_s *port,
+ u8 *dma_kva, u64 dma_pa);
+void bfa_port_set_dportenabled(struct bfa_port_s *port,
+ bfa_boolean_t enabled);
+
+/*
+ * CEE declaration
+ */
+typedef void (*bfa_cee_get_attr_cbfn_t) (void *dev, bfa_status_t status);
+typedef void (*bfa_cee_get_stats_cbfn_t) (void *dev, bfa_status_t status);
+typedef void (*bfa_cee_reset_stats_cbfn_t) (void *dev, bfa_status_t status);
+
+struct bfa_cee_cbfn_s {
+ bfa_cee_get_attr_cbfn_t get_attr_cbfn;
+ void *get_attr_cbarg;
+ bfa_cee_get_stats_cbfn_t get_stats_cbfn;
+ void *get_stats_cbarg;
+ bfa_cee_reset_stats_cbfn_t reset_stats_cbfn;
+ void *reset_stats_cbarg;
+};
+
+struct bfa_cee_s {
+ void *dev;
+ bfa_boolean_t get_attr_pending;
+ bfa_boolean_t get_stats_pending;
+ bfa_boolean_t reset_stats_pending;
+ bfa_status_t get_attr_status;
+ bfa_status_t get_stats_status;
+ bfa_status_t reset_stats_status;
+ struct bfa_cee_cbfn_s cbfn;
+ struct bfa_ioc_notify_s ioc_notify;
+ struct bfa_trc_mod_s *trcmod;
+ struct bfa_cee_attr_s *attr;
+ struct bfa_cee_stats_s *stats;
+ struct bfa_dma_s attr_dma;
+ struct bfa_dma_s stats_dma;
+ struct bfa_ioc_s *ioc;
+ struct bfa_mbox_cmd_s get_cfg_mb;
+ struct bfa_mbox_cmd_s get_stats_mb;
+ struct bfa_mbox_cmd_s reset_stats_mb;
+ struct bfa_mem_dma_s cee_dma;
+};
+
+#define BFA_MEM_CEE_DMA(__bfa) (&((__bfa)->modules.cee.cee_dma))
+
+u32 bfa_cee_meminfo(void);
+void bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa);
+void bfa_cee_attach(struct bfa_cee_s *cee,
+ struct bfa_ioc_s *ioc, void *dev);
+bfa_status_t bfa_cee_get_attr(struct bfa_cee_s *cee,
+ struct bfa_cee_attr_s *attr,
+ bfa_cee_get_attr_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_cee_get_stats(struct bfa_cee_s *cee,
+ struct bfa_cee_stats_s *stats,
+ bfa_cee_get_stats_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_cee_reset_stats(struct bfa_cee_s *cee,
+ bfa_cee_reset_stats_cbfn_t cbfn, void *cbarg);
+
+#endif /* __BFA_PORT_H__ */
diff --git a/drivers/scsi/bfa/bfa_svc.c b/drivers/scsi/bfa/bfa_svc.c
new file mode 100644
index 0000000..6fc34fb
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_svc.c
@@ -0,0 +1,6914 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_plog.h"
+#include "bfa_cs.h"
+#include "bfa_modules.h"
+
+BFA_TRC_FILE(HAL, FCXP);
+
+/*
+ * LPS related definitions
+ */
+#define BFA_LPS_MIN_LPORTS (1)
+#define BFA_LPS_MAX_LPORTS (256)
+
+/*
+ * Maximum Vports supported per physical port or vf.
+ */
+#define BFA_LPS_MAX_VPORTS_SUPP_CB 255
+#define BFA_LPS_MAX_VPORTS_SUPP_CT 190
+
+
+/*
+ * FC PORT related definitions
+ */
+/*
+ * The port is considered disabled if corresponding physical port or IOC are
+ * disabled explicitly
+ */
+#define BFA_PORT_IS_DISABLED(bfa) \
+ ((bfa_fcport_is_disabled(bfa) == BFA_TRUE) || \
+ (bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE))
+
+/*
+ * BFA port state machine events
+ */
+enum bfa_fcport_sm_event {
+ BFA_FCPORT_SM_START = 1, /* start port state machine */
+ BFA_FCPORT_SM_STOP = 2, /* stop port state machine */
+ BFA_FCPORT_SM_ENABLE = 3, /* enable port */
+ BFA_FCPORT_SM_DISABLE = 4, /* disable port state machine */
+ BFA_FCPORT_SM_FWRSP = 5, /* firmware enable/disable rsp */
+ BFA_FCPORT_SM_LINKUP = 6, /* firmware linkup event */
+ BFA_FCPORT_SM_LINKDOWN = 7, /* firmware linkup down */
+ BFA_FCPORT_SM_QRESUME = 8, /* CQ space available */
+ BFA_FCPORT_SM_HWFAIL = 9, /* IOC h/w failure */
+ BFA_FCPORT_SM_DPORTENABLE = 10, /* enable dport */
+ BFA_FCPORT_SM_DPORTDISABLE = 11,/* disable dport */
+ BFA_FCPORT_SM_FAA_MISCONFIG = 12, /* FAA misconfiguratin */
+ BFA_FCPORT_SM_DDPORTENABLE = 13, /* enable ddport */
+ BFA_FCPORT_SM_DDPORTDISABLE = 14, /* disable ddport */
+};
+
+/*
+ * BFA port link notification state machine events
+ */
+
+enum bfa_fcport_ln_sm_event {
+ BFA_FCPORT_LN_SM_LINKUP = 1, /* linkup event */
+ BFA_FCPORT_LN_SM_LINKDOWN = 2, /* linkdown event */
+ BFA_FCPORT_LN_SM_NOTIFICATION = 3 /* done notification */
+};
+
+/*
+ * RPORT related definitions
+ */
+#define bfa_rport_offline_cb(__rp) do { \
+ if ((__rp)->bfa->fcs) \
+ bfa_cb_rport_offline((__rp)->rport_drv); \
+ else { \
+ bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \
+ __bfa_cb_rport_offline, (__rp)); \
+ } \
+} while (0)
+
+#define bfa_rport_online_cb(__rp) do { \
+ if ((__rp)->bfa->fcs) \
+ bfa_cb_rport_online((__rp)->rport_drv); \
+ else { \
+ bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \
+ __bfa_cb_rport_online, (__rp)); \
+ } \
+} while (0)
+
+/*
+ * forward declarations FCXP related functions
+ */
+static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete);
+static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
+ struct bfi_fcxp_send_rsp_s *fcxp_rsp);
+static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen,
+ struct bfa_fcxp_s *fcxp, struct fchs_s *fchs);
+static void bfa_fcxp_qresume(void *cbarg);
+static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp,
+ struct bfi_fcxp_send_req_s *send_req);
+
+/*
+ * forward declarations for LPS functions
+ */
+static void bfa_lps_login_rsp(struct bfa_s *bfa,
+ struct bfi_lps_login_rsp_s *rsp);
+static void bfa_lps_no_res(struct bfa_lps_s *first_lps, u8 count);
+static void bfa_lps_logout_rsp(struct bfa_s *bfa,
+ struct bfi_lps_logout_rsp_s *rsp);
+static void bfa_lps_reqq_resume(void *lps_arg);
+static void bfa_lps_free(struct bfa_lps_s *lps);
+static void bfa_lps_send_login(struct bfa_lps_s *lps);
+static void bfa_lps_send_logout(struct bfa_lps_s *lps);
+static void bfa_lps_send_set_n2n_pid(struct bfa_lps_s *lps);
+static void bfa_lps_login_comp(struct bfa_lps_s *lps);
+static void bfa_lps_logout_comp(struct bfa_lps_s *lps);
+static void bfa_lps_cvl_event(struct bfa_lps_s *lps);
+
+/*
+ * forward declaration for LPS state machine
+ */
+static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event
+ event);
+static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s *lps,
+ enum bfa_lps_event event);
+static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event
+ event);
+
+/*
+ * forward declaration for FC Port functions
+ */
+static bfa_boolean_t bfa_fcport_send_enable(struct bfa_fcport_s *fcport);
+static bfa_boolean_t bfa_fcport_send_disable(struct bfa_fcport_s *fcport);
+static void bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport);
+static void bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport);
+static void bfa_fcport_set_wwns(struct bfa_fcport_s *fcport);
+static void __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete);
+static void bfa_fcport_scn(struct bfa_fcport_s *fcport,
+ enum bfa_port_linkstate event, bfa_boolean_t trunk);
+static void bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln,
+ enum bfa_port_linkstate event);
+static void __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete);
+static void bfa_fcport_stats_get_timeout(void *cbarg);
+static void bfa_fcport_stats_clr_timeout(void *cbarg);
+static void bfa_trunk_iocdisable(struct bfa_s *bfa);
+
+/*
+ * forward declaration for FC PORT state machine
+ */
+static void bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_dport(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_ddport(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+static void bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event);
+
+static void bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+static void bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+static void bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+static void bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+static void bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+static void bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+static void bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event);
+
+static struct bfa_sm_table_s hal_port_sm_table[] = {
+ {BFA_SM(bfa_fcport_sm_uninit), BFA_PORT_ST_UNINIT},
+ {BFA_SM(bfa_fcport_sm_enabling_qwait), BFA_PORT_ST_ENABLING_QWAIT},
+ {BFA_SM(bfa_fcport_sm_enabling), BFA_PORT_ST_ENABLING},
+ {BFA_SM(bfa_fcport_sm_linkdown), BFA_PORT_ST_LINKDOWN},
+ {BFA_SM(bfa_fcport_sm_linkup), BFA_PORT_ST_LINKUP},
+ {BFA_SM(bfa_fcport_sm_disabling_qwait), BFA_PORT_ST_DISABLING_QWAIT},
+ {BFA_SM(bfa_fcport_sm_toggling_qwait), BFA_PORT_ST_TOGGLING_QWAIT},
+ {BFA_SM(bfa_fcport_sm_disabling), BFA_PORT_ST_DISABLING},
+ {BFA_SM(bfa_fcport_sm_disabled), BFA_PORT_ST_DISABLED},
+ {BFA_SM(bfa_fcport_sm_stopped), BFA_PORT_ST_STOPPED},
+ {BFA_SM(bfa_fcport_sm_iocdown), BFA_PORT_ST_IOCDOWN},
+ {BFA_SM(bfa_fcport_sm_iocfail), BFA_PORT_ST_IOCDOWN},
+ {BFA_SM(bfa_fcport_sm_dport), BFA_PORT_ST_DPORT},
+ {BFA_SM(bfa_fcport_sm_ddport), BFA_PORT_ST_DDPORT},
+ {BFA_SM(bfa_fcport_sm_faa_misconfig), BFA_PORT_ST_FAA_MISCONFIG},
+};
+
+
+/*
+ * forward declaration for RPORT related functions
+ */
+static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod);
+static void bfa_rport_free(struct bfa_rport_s *rport);
+static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp);
+static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp);
+static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp);
+static void __bfa_cb_rport_online(void *cbarg,
+ bfa_boolean_t complete);
+static void __bfa_cb_rport_offline(void *cbarg,
+ bfa_boolean_t complete);
+
+/*
+ * forward declaration for RPORT state machine
+ */
+static void bfa_rport_sm_uninit(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_created(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_online(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_offline(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_deleting(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp,
+ enum bfa_rport_event event);
+
+/*
+ * PLOG related definitions
+ */
+static int
+plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec)
+{
+ if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) &&
+ (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING))
+ return 1;
+
+ if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) &&
+ (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ))
+ return 1;
+
+ return 0;
+}
+
+static void
+bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec)
+{
+ u16 tail;
+ struct bfa_plog_rec_s *pl_recp;
+
+ if (plog->plog_enabled == 0)
+ return;
+
+ if (plkd_validate_logrec(pl_rec)) {
+ WARN_ON(1);
+ return;
+ }
+
+ tail = plog->tail;
+
+ pl_recp = &(plog->plog_recs[tail]);
+
+ memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s));
+
+ pl_recp->tv = ktime_get_real_seconds();
+ BFA_PL_LOG_REC_INCR(plog->tail);
+
+ if (plog->head == plog->tail)
+ BFA_PL_LOG_REC_INCR(plog->head);
+}
+
+void
+bfa_plog_init(struct bfa_plog_s *plog)
+{
+ memset((char *)plog, 0, sizeof(struct bfa_plog_s));
+
+ memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN);
+ plog->head = plog->tail = 0;
+ plog->plog_enabled = 1;
+}
+
+void
+bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event,
+ u16 misc, char *log_str)
+{
+ struct bfa_plog_rec_s lp;
+
+ if (plog->plog_enabled) {
+ memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+ lp.mid = mid;
+ lp.eid = event;
+ lp.log_type = BFA_PL_LOG_TYPE_STRING;
+ lp.misc = misc;
+ strlcpy(lp.log_entry.string_log, log_str,
+ BFA_PL_STRING_LOG_SZ);
+ lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0';
+ bfa_plog_add(plog, &lp);
+ }
+}
+
+void
+bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event,
+ u16 misc, u32 *intarr, u32 num_ints)
+{
+ struct bfa_plog_rec_s lp;
+ u32 i;
+
+ if (num_ints > BFA_PL_INT_LOG_SZ)
+ num_ints = BFA_PL_INT_LOG_SZ;
+
+ if (plog->plog_enabled) {
+ memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+ lp.mid = mid;
+ lp.eid = event;
+ lp.log_type = BFA_PL_LOG_TYPE_INT;
+ lp.misc = misc;
+
+ for (i = 0; i < num_ints; i++)
+ lp.log_entry.int_log[i] = intarr[i];
+
+ lp.log_num_ints = (u8) num_ints;
+
+ bfa_plog_add(plog, &lp);
+ }
+}
+
+void
+bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event,
+ u16 misc, struct fchs_s *fchdr)
+{
+ struct bfa_plog_rec_s lp;
+ u32 *tmp_int = (u32 *) fchdr;
+ u32 ints[BFA_PL_INT_LOG_SZ];
+
+ if (plog->plog_enabled) {
+ memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+
+ ints[0] = tmp_int[0];
+ ints[1] = tmp_int[1];
+ ints[2] = tmp_int[4];
+
+ bfa_plog_intarr(plog, mid, event, misc, ints, 3);
+ }
+}
+
+void
+bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr,
+ u32 pld_w0)
+{
+ struct bfa_plog_rec_s lp;
+ u32 *tmp_int = (u32 *) fchdr;
+ u32 ints[BFA_PL_INT_LOG_SZ];
+
+ if (plog->plog_enabled) {
+ memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+
+ ints[0] = tmp_int[0];
+ ints[1] = tmp_int[1];
+ ints[2] = tmp_int[4];
+ ints[3] = pld_w0;
+
+ bfa_plog_intarr(plog, mid, event, misc, ints, 4);
+ }
+}
+
+
+/*
+ * fcxp_pvt BFA FCXP private functions
+ */
+
+static void
+claim_fcxps_mem(struct bfa_fcxp_mod_s *mod)
+{
+ u16 i;
+ struct bfa_fcxp_s *fcxp;
+
+ fcxp = (struct bfa_fcxp_s *) bfa_mem_kva_curp(mod);
+ memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps);
+
+ INIT_LIST_HEAD(&mod->fcxp_req_free_q);
+ INIT_LIST_HEAD(&mod->fcxp_rsp_free_q);
+ INIT_LIST_HEAD(&mod->fcxp_active_q);
+ INIT_LIST_HEAD(&mod->fcxp_req_unused_q);
+ INIT_LIST_HEAD(&mod->fcxp_rsp_unused_q);
+
+ mod->fcxp_list = fcxp;
+
+ for (i = 0; i < mod->num_fcxps; i++) {
+ fcxp->fcxp_mod = mod;
+ fcxp->fcxp_tag = i;
+
+ if (i < (mod->num_fcxps / 2)) {
+ list_add_tail(&fcxp->qe, &mod->fcxp_req_free_q);
+ fcxp->req_rsp = BFA_TRUE;
+ } else {
+ list_add_tail(&fcxp->qe, &mod->fcxp_rsp_free_q);
+ fcxp->req_rsp = BFA_FALSE;
+ }
+
+ bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp);
+ fcxp->reqq_waiting = BFA_FALSE;
+
+ fcxp = fcxp + 1;
+ }
+
+ bfa_mem_kva_curp(mod) = (void *)fcxp;
+}
+
+void
+bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_fcxp_mod_s *fcxp_mod = BFA_FCXP_MOD(bfa);
+ struct bfa_mem_kva_s *fcxp_kva = BFA_MEM_FCXP_KVA(bfa);
+ struct bfa_mem_dma_s *seg_ptr;
+ u16 nsegs, idx, per_seg_fcxp;
+ u16 num_fcxps = cfg->fwcfg.num_fcxp_reqs;
+ u32 per_fcxp_sz;
+
+ if (num_fcxps == 0)
+ return;
+
+ if (cfg->drvcfg.min_cfg)
+ per_fcxp_sz = 2 * BFA_FCXP_MAX_IBUF_SZ;
+ else
+ per_fcxp_sz = BFA_FCXP_MAX_IBUF_SZ + BFA_FCXP_MAX_LBUF_SZ;
+
+ /* dma memory */
+ nsegs = BFI_MEM_DMA_NSEGS(num_fcxps, per_fcxp_sz);
+ per_seg_fcxp = BFI_MEM_NREQS_SEG(per_fcxp_sz);
+
+ bfa_mem_dma_seg_iter(fcxp_mod, seg_ptr, nsegs, idx) {
+ if (num_fcxps >= per_seg_fcxp) {
+ num_fcxps -= per_seg_fcxp;
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ per_seg_fcxp * per_fcxp_sz);
+ } else
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ num_fcxps * per_fcxp_sz);
+ }
+
+ /* kva memory */
+ bfa_mem_kva_setup(minfo, fcxp_kva,
+ cfg->fwcfg.num_fcxp_reqs * sizeof(struct bfa_fcxp_s));
+}
+
+void
+bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+ mod->bfa = bfa;
+ mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs;
+
+ /*
+ * Initialize FCXP request and response payload sizes.
+ */
+ mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ;
+ if (!cfg->drvcfg.min_cfg)
+ mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ;
+
+ INIT_LIST_HEAD(&mod->req_wait_q);
+ INIT_LIST_HEAD(&mod->rsp_wait_q);
+
+ claim_fcxps_mem(mod);
+}
+
+void
+bfa_fcxp_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+ struct bfa_fcxp_s *fcxp;
+ struct list_head *qe, *qen;
+
+ /* Enqueue unused fcxp resources to free_q */
+ list_splice_tail_init(&mod->fcxp_req_unused_q, &mod->fcxp_req_free_q);
+ list_splice_tail_init(&mod->fcxp_rsp_unused_q, &mod->fcxp_rsp_free_q);
+
+ list_for_each_safe(qe, qen, &mod->fcxp_active_q) {
+ fcxp = (struct bfa_fcxp_s *) qe;
+ if (fcxp->caller == NULL) {
+ fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+ BFA_STATUS_IOC_FAILURE, 0, 0, NULL);
+ bfa_fcxp_free(fcxp);
+ } else {
+ fcxp->rsp_status = BFA_STATUS_IOC_FAILURE;
+ bfa_cb_queue(bfa, &fcxp->hcb_qe,
+ __bfa_fcxp_send_cbfn, fcxp);
+ }
+ }
+}
+
+static struct bfa_fcxp_s *
+bfa_fcxp_get(struct bfa_fcxp_mod_s *fm, bfa_boolean_t req)
+{
+ struct bfa_fcxp_s *fcxp;
+
+ if (req)
+ bfa_q_deq(&fm->fcxp_req_free_q, &fcxp);
+ else
+ bfa_q_deq(&fm->fcxp_rsp_free_q, &fcxp);
+
+ if (fcxp)
+ list_add_tail(&fcxp->qe, &fm->fcxp_active_q);
+
+ return fcxp;
+}
+
+static void
+bfa_fcxp_init_reqrsp(struct bfa_fcxp_s *fcxp,
+ struct bfa_s *bfa,
+ u8 *use_ibuf,
+ u32 *nr_sgles,
+ bfa_fcxp_get_sgaddr_t *r_sga_cbfn,
+ bfa_fcxp_get_sglen_t *r_sglen_cbfn,
+ struct list_head *r_sgpg_q,
+ int n_sgles,
+ bfa_fcxp_get_sgaddr_t sga_cbfn,
+ bfa_fcxp_get_sglen_t sglen_cbfn)
+{
+
+ WARN_ON(bfa == NULL);
+
+ bfa_trc(bfa, fcxp->fcxp_tag);
+
+ if (n_sgles == 0) {
+ *use_ibuf = 1;
+ } else {
+ WARN_ON(*sga_cbfn == NULL);
+ WARN_ON(*sglen_cbfn == NULL);
+
+ *use_ibuf = 0;
+ *r_sga_cbfn = sga_cbfn;
+ *r_sglen_cbfn = sglen_cbfn;
+
+ *nr_sgles = n_sgles;
+
+ /*
+ * alloc required sgpgs
+ */
+ if (n_sgles > BFI_SGE_INLINE)
+ WARN_ON(1);
+ }
+
+}
+
+static void
+bfa_fcxp_init(struct bfa_fcxp_s *fcxp,
+ void *caller, struct bfa_s *bfa, int nreq_sgles,
+ int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
+ bfa_fcxp_get_sglen_t req_sglen_cbfn,
+ bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
+ bfa_fcxp_get_sglen_t rsp_sglen_cbfn)
+{
+
+ WARN_ON(bfa == NULL);
+
+ bfa_trc(bfa, fcxp->fcxp_tag);
+
+ fcxp->caller = caller;
+
+ bfa_fcxp_init_reqrsp(fcxp, bfa,
+ &fcxp->use_ireqbuf, &fcxp->nreq_sgles, &fcxp->req_sga_cbfn,
+ &fcxp->req_sglen_cbfn, &fcxp->req_sgpg_q,
+ nreq_sgles, req_sga_cbfn, req_sglen_cbfn);
+
+ bfa_fcxp_init_reqrsp(fcxp, bfa,
+ &fcxp->use_irspbuf, &fcxp->nrsp_sgles, &fcxp->rsp_sga_cbfn,
+ &fcxp->rsp_sglen_cbfn, &fcxp->rsp_sgpg_q,
+ nrsp_sgles, rsp_sga_cbfn, rsp_sglen_cbfn);
+
+}
+
+static void
+bfa_fcxp_put(struct bfa_fcxp_s *fcxp)
+{
+ struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+ struct bfa_fcxp_wqe_s *wqe;
+
+ if (fcxp->req_rsp)
+ bfa_q_deq(&mod->req_wait_q, &wqe);
+ else
+ bfa_q_deq(&mod->rsp_wait_q, &wqe);
+
+ if (wqe) {
+ bfa_trc(mod->bfa, fcxp->fcxp_tag);
+
+ bfa_fcxp_init(fcxp, wqe->caller, wqe->bfa, wqe->nreq_sgles,
+ wqe->nrsp_sgles, wqe->req_sga_cbfn,
+ wqe->req_sglen_cbfn, wqe->rsp_sga_cbfn,
+ wqe->rsp_sglen_cbfn);
+
+ wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp);
+ return;
+ }
+
+ WARN_ON(!bfa_q_is_on_q(&mod->fcxp_active_q, fcxp));
+ list_del(&fcxp->qe);
+
+ if (fcxp->req_rsp)
+ list_add_tail(&fcxp->qe, &mod->fcxp_req_free_q);
+ else
+ list_add_tail(&fcxp->qe, &mod->fcxp_rsp_free_q);
+}
+
+static void
+bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len,
+ u32 resid_len, struct fchs_s *rsp_fchs)
+{
+ /* discarded fcxp completion */
+}
+
+static void
+__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_fcxp_s *fcxp = cbarg;
+
+ if (complete) {
+ fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+ fcxp->rsp_status, fcxp->rsp_len,
+ fcxp->residue_len, &fcxp->rsp_fchs);
+ } else {
+ bfa_fcxp_free(fcxp);
+ }
+}
+
+static void
+hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+ struct bfa_fcxp_s *fcxp;
+ u16 fcxp_tag = be16_to_cpu(fcxp_rsp->fcxp_tag);
+
+ bfa_trc(bfa, fcxp_tag);
+
+ fcxp_rsp->rsp_len = be32_to_cpu(fcxp_rsp->rsp_len);
+
+ /*
+ * @todo f/w should not set residue to non-0 when everything
+ * is received.
+ */
+ if (fcxp_rsp->req_status == BFA_STATUS_OK)
+ fcxp_rsp->residue_len = 0;
+ else
+ fcxp_rsp->residue_len = be32_to_cpu(fcxp_rsp->residue_len);
+
+ fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag);
+
+ WARN_ON(fcxp->send_cbfn == NULL);
+
+ hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp);
+
+ if (fcxp->send_cbfn != NULL) {
+ bfa_trc(mod->bfa, (NULL == fcxp->caller));
+ if (fcxp->caller == NULL) {
+ fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+ fcxp_rsp->req_status, fcxp_rsp->rsp_len,
+ fcxp_rsp->residue_len, &fcxp_rsp->fchs);
+ /*
+ * fcxp automatically freed on return from the callback
+ */
+ bfa_fcxp_free(fcxp);
+ } else {
+ fcxp->rsp_status = fcxp_rsp->req_status;
+ fcxp->rsp_len = fcxp_rsp->rsp_len;
+ fcxp->residue_len = fcxp_rsp->residue_len;
+ fcxp->rsp_fchs = fcxp_rsp->fchs;
+
+ bfa_cb_queue(bfa, &fcxp->hcb_qe,
+ __bfa_fcxp_send_cbfn, fcxp);
+ }
+ } else {
+ bfa_trc(bfa, (NULL == fcxp->send_cbfn));
+ }
+}
+
+static void
+hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp,
+ struct fchs_s *fchs)
+{
+ /*
+ * TODO: TX ox_id
+ */
+ if (reqlen > 0) {
+ if (fcxp->use_ireqbuf) {
+ u32 pld_w0 =
+ *((u32 *) BFA_FCXP_REQ_PLD(fcxp));
+
+ bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
+ BFA_PL_EID_TX,
+ reqlen + sizeof(struct fchs_s), fchs,
+ pld_w0);
+ } else {
+ bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
+ BFA_PL_EID_TX,
+ reqlen + sizeof(struct fchs_s),
+ fchs);
+ }
+ } else {
+ bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX,
+ reqlen + sizeof(struct fchs_s), fchs);
+ }
+}
+
+static void
+hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
+ struct bfi_fcxp_send_rsp_s *fcxp_rsp)
+{
+ if (fcxp_rsp->rsp_len > 0) {
+ if (fcxp->use_irspbuf) {
+ u32 pld_w0 =
+ *((u32 *) BFA_FCXP_RSP_PLD(fcxp));
+
+ bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
+ BFA_PL_EID_RX,
+ (u16) fcxp_rsp->rsp_len,
+ &fcxp_rsp->fchs, pld_w0);
+ } else {
+ bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
+ BFA_PL_EID_RX,
+ (u16) fcxp_rsp->rsp_len,
+ &fcxp_rsp->fchs);
+ }
+ } else {
+ bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX,
+ (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs);
+ }
+}
+
+/*
+ * Handler to resume sending fcxp when space in available in cpe queue.
+ */
+static void
+bfa_fcxp_qresume(void *cbarg)
+{
+ struct bfa_fcxp_s *fcxp = cbarg;
+ struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
+ struct bfi_fcxp_send_req_s *send_req;
+
+ fcxp->reqq_waiting = BFA_FALSE;
+ send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
+ bfa_fcxp_queue(fcxp, send_req);
+}
+
+/*
+ * Queue fcxp send request to foimrware.
+ */
+static void
+bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req)
+{
+ struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
+ struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info;
+ struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info;
+ struct bfa_rport_s *rport = reqi->bfa_rport;
+
+ bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ,
+ bfa_fn_lpu(bfa));
+
+ send_req->fcxp_tag = cpu_to_be16(fcxp->fcxp_tag);
+ if (rport) {
+ send_req->rport_fw_hndl = rport->fw_handle;
+ send_req->max_frmsz = cpu_to_be16(rport->rport_info.max_frmsz);
+ if (send_req->max_frmsz == 0)
+ send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ);
+ } else {
+ send_req->rport_fw_hndl = 0;
+ send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ);
+ }
+
+ send_req->vf_id = cpu_to_be16(reqi->vf_id);
+ send_req->lp_fwtag = bfa_lps_get_fwtag(bfa, reqi->lp_tag);
+ send_req->class = reqi->class;
+ send_req->rsp_timeout = rspi->rsp_timeout;
+ send_req->cts = reqi->cts;
+ send_req->fchs = reqi->fchs;
+
+ send_req->req_len = cpu_to_be32(reqi->req_tot_len);
+ send_req->rsp_maxlen = cpu_to_be32(rspi->rsp_maxlen);
+
+ /*
+ * setup req sgles
+ */
+ if (fcxp->use_ireqbuf == 1) {
+ bfa_alen_set(&send_req->req_alen, reqi->req_tot_len,
+ BFA_FCXP_REQ_PLD_PA(fcxp));
+ } else {
+ if (fcxp->nreq_sgles > 0) {
+ WARN_ON(fcxp->nreq_sgles != 1);
+ bfa_alen_set(&send_req->req_alen, reqi->req_tot_len,
+ fcxp->req_sga_cbfn(fcxp->caller, 0));
+ } else {
+ WARN_ON(reqi->req_tot_len != 0);
+ bfa_alen_set(&send_req->rsp_alen, 0, 0);
+ }
+ }
+
+ /*
+ * setup rsp sgles
+ */
+ if (fcxp->use_irspbuf == 1) {
+ WARN_ON(rspi->rsp_maxlen > BFA_FCXP_MAX_LBUF_SZ);
+
+ bfa_alen_set(&send_req->rsp_alen, rspi->rsp_maxlen,
+ BFA_FCXP_RSP_PLD_PA(fcxp));
+ } else {
+ if (fcxp->nrsp_sgles > 0) {
+ WARN_ON(fcxp->nrsp_sgles != 1);
+ bfa_alen_set(&send_req->rsp_alen, rspi->rsp_maxlen,
+ fcxp->rsp_sga_cbfn(fcxp->caller, 0));
+
+ } else {
+ WARN_ON(rspi->rsp_maxlen != 0);
+ bfa_alen_set(&send_req->rsp_alen, 0, 0);
+ }
+ }
+
+ hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs);
+
+ bfa_reqq_produce(bfa, BFA_REQQ_FCXP, send_req->mh);
+
+ bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP));
+ bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP));
+}
+
+/*
+ * Allocate an FCXP instance to send a response or to send a request
+ * that has a response. Request/response buffers are allocated by caller.
+ *
+ * @param[in] bfa BFA bfa instance
+ * @param[in] nreq_sgles Number of SG elements required for request
+ * buffer. 0, if fcxp internal buffers are used.
+ * Use bfa_fcxp_get_reqbuf() to get the
+ * internal req buffer.
+ * @param[in] req_sgles SG elements describing request buffer. Will be
+ * copied in by BFA and hence can be freed on
+ * return from this function.
+ * @param[in] get_req_sga function ptr to be called to get a request SG
+ * Address (given the sge index).
+ * @param[in] get_req_sglen function ptr to be called to get a request SG
+ * len (given the sge index).
+ * @param[in] get_rsp_sga function ptr to be called to get a response SG
+ * Address (given the sge index).
+ * @param[in] get_rsp_sglen function ptr to be called to get a response SG
+ * len (given the sge index).
+ * @param[in] req Allocated FCXP is used to send req or rsp?
+ * request - BFA_TRUE, response - BFA_FALSE
+ *
+ * @return FCXP instance. NULL on failure.
+ */
+struct bfa_fcxp_s *
+bfa_fcxp_req_rsp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles,
+ int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
+ bfa_fcxp_get_sglen_t req_sglen_cbfn,
+ bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
+ bfa_fcxp_get_sglen_t rsp_sglen_cbfn, bfa_boolean_t req)
+{
+ struct bfa_fcxp_s *fcxp = NULL;
+
+ WARN_ON(bfa == NULL);
+
+ fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa), req);
+ if (fcxp == NULL)
+ return NULL;
+
+ bfa_trc(bfa, fcxp->fcxp_tag);
+
+ bfa_fcxp_init(fcxp, caller, bfa, nreq_sgles, nrsp_sgles, req_sga_cbfn,
+ req_sglen_cbfn, rsp_sga_cbfn, rsp_sglen_cbfn);
+
+ return fcxp;
+}
+
+/*
+ * Get the internal request buffer pointer
+ *
+ * @param[in] fcxp BFA fcxp pointer
+ *
+ * @return pointer to the internal request buffer
+ */
+void *
+bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp)
+{
+ struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+ void *reqbuf;
+
+ WARN_ON(fcxp->use_ireqbuf != 1);
+ reqbuf = bfa_mem_get_dmabuf_kva(mod, fcxp->fcxp_tag,
+ mod->req_pld_sz + mod->rsp_pld_sz);
+ return reqbuf;
+}
+
+u32
+bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp)
+{
+ struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+
+ return mod->req_pld_sz;
+}
+
+/*
+ * Get the internal response buffer pointer
+ *
+ * @param[in] fcxp BFA fcxp pointer
+ *
+ * @return pointer to the internal request buffer
+ */
+void *
+bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp)
+{
+ struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+ void *fcxp_buf;
+
+ WARN_ON(fcxp->use_irspbuf != 1);
+
+ fcxp_buf = bfa_mem_get_dmabuf_kva(mod, fcxp->fcxp_tag,
+ mod->req_pld_sz + mod->rsp_pld_sz);
+
+ /* fcxp_buf = req_buf + rsp_buf :- add req_buf_sz to get to rsp_buf */
+ return ((u8 *) fcxp_buf) + mod->req_pld_sz;
+}
+
+/*
+ * Free the BFA FCXP
+ *
+ * @param[in] fcxp BFA fcxp pointer
+ *
+ * @return void
+ */
+void
+bfa_fcxp_free(struct bfa_fcxp_s *fcxp)
+{
+ struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+
+ WARN_ON(fcxp == NULL);
+ bfa_trc(mod->bfa, fcxp->fcxp_tag);
+ bfa_fcxp_put(fcxp);
+}
+
+/*
+ * Send a FCXP request
+ *
+ * @param[in] fcxp BFA fcxp pointer
+ * @param[in] rport BFA rport pointer. Could be left NULL for WKA rports
+ * @param[in] vf_id virtual Fabric ID
+ * @param[in] lp_tag lport tag
+ * @param[in] cts use Continuous sequence
+ * @param[in] cos fc Class of Service
+ * @param[in] reqlen request length, does not include FCHS length
+ * @param[in] fchs fc Header Pointer. The header content will be copied
+ * in by BFA.
+ *
+ * @param[in] cbfn call back function to be called on receiving
+ * the response
+ * @param[in] cbarg arg for cbfn
+ * @param[in] rsp_timeout
+ * response timeout
+ *
+ * @return bfa_status_t
+ */
+void
+bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
+ u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos,
+ u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn,
+ void *cbarg, u32 rsp_maxlen, u8 rsp_timeout)
+{
+ struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
+ struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info;
+ struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info;
+ struct bfi_fcxp_send_req_s *send_req;
+
+ bfa_trc(bfa, fcxp->fcxp_tag);
+
+ /*
+ * setup request/response info
+ */
+ reqi->bfa_rport = rport;
+ reqi->vf_id = vf_id;
+ reqi->lp_tag = lp_tag;
+ reqi->class = cos;
+ rspi->rsp_timeout = rsp_timeout;
+ reqi->cts = cts;
+ reqi->fchs = *fchs;
+ reqi->req_tot_len = reqlen;
+ rspi->rsp_maxlen = rsp_maxlen;
+ fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp;
+ fcxp->send_cbarg = cbarg;
+
+ /*
+ * If no room in CPE queue, wait for space in request queue
+ */
+ send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
+ if (!send_req) {
+ bfa_trc(bfa, fcxp->fcxp_tag);
+ fcxp->reqq_waiting = BFA_TRUE;
+ bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe);
+ return;
+ }
+
+ bfa_fcxp_queue(fcxp, send_req);
+}
+
+/*
+ * Abort a BFA FCXP
+ *
+ * @param[in] fcxp BFA fcxp pointer
+ *
+ * @return void
+ */
+bfa_status_t
+bfa_fcxp_abort(struct bfa_fcxp_s *fcxp)
+{
+ bfa_trc(fcxp->fcxp_mod->bfa, fcxp->fcxp_tag);
+ WARN_ON(1);
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_fcxp_req_rsp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
+ bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg,
+ void *caller, int nreq_sgles,
+ int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
+ bfa_fcxp_get_sglen_t req_sglen_cbfn,
+ bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
+ bfa_fcxp_get_sglen_t rsp_sglen_cbfn, bfa_boolean_t req)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+ if (req)
+ WARN_ON(!list_empty(&mod->fcxp_req_free_q));
+ else
+ WARN_ON(!list_empty(&mod->fcxp_rsp_free_q));
+
+ wqe->alloc_cbfn = alloc_cbfn;
+ wqe->alloc_cbarg = alloc_cbarg;
+ wqe->caller = caller;
+ wqe->bfa = bfa;
+ wqe->nreq_sgles = nreq_sgles;
+ wqe->nrsp_sgles = nrsp_sgles;
+ wqe->req_sga_cbfn = req_sga_cbfn;
+ wqe->req_sglen_cbfn = req_sglen_cbfn;
+ wqe->rsp_sga_cbfn = rsp_sga_cbfn;
+ wqe->rsp_sglen_cbfn = rsp_sglen_cbfn;
+
+ if (req)
+ list_add_tail(&wqe->qe, &mod->req_wait_q);
+ else
+ list_add_tail(&wqe->qe, &mod->rsp_wait_q);
+}
+
+void
+bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+ WARN_ON(!bfa_q_is_on_q(&mod->req_wait_q, wqe) ||
+ !bfa_q_is_on_q(&mod->rsp_wait_q, wqe));
+ list_del(&wqe->qe);
+}
+
+void
+bfa_fcxp_discard(struct bfa_fcxp_s *fcxp)
+{
+ /*
+ * If waiting for room in request queue, cancel reqq wait
+ * and free fcxp.
+ */
+ if (fcxp->reqq_waiting) {
+ fcxp->reqq_waiting = BFA_FALSE;
+ bfa_reqq_wcancel(&fcxp->reqq_wqe);
+ bfa_fcxp_free(fcxp);
+ return;
+ }
+
+ fcxp->send_cbfn = bfa_fcxp_null_comp;
+}
+
+void
+bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+ switch (msg->mhdr.msg_id) {
+ case BFI_FCXP_I2H_SEND_RSP:
+ hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg);
+ break;
+
+ default:
+ bfa_trc(bfa, msg->mhdr.msg_id);
+ WARN_ON(1);
+ }
+}
+
+u32
+bfa_fcxp_get_maxrsp(struct bfa_s *bfa)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+ return mod->rsp_pld_sz;
+}
+
+void
+bfa_fcxp_res_recfg(struct bfa_s *bfa, u16 num_fcxp_fw)
+{
+ struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+ struct list_head *qe;
+ int i;
+
+ for (i = 0; i < (mod->num_fcxps - num_fcxp_fw); i++) {
+ if (i < ((mod->num_fcxps - num_fcxp_fw) / 2)) {
+ bfa_q_deq_tail(&mod->fcxp_req_free_q, &qe);
+ list_add_tail(qe, &mod->fcxp_req_unused_q);
+ } else {
+ bfa_q_deq_tail(&mod->fcxp_rsp_free_q, &qe);
+ list_add_tail(qe, &mod->fcxp_rsp_unused_q);
+ }
+ }
+}
+
+/*
+ * BFA LPS state machine functions
+ */
+
+/*
+ * Init state -- no login
+ */
+static void
+bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_LOGIN:
+ if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+ bfa_sm_set_state(lps, bfa_lps_sm_loginwait);
+ bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+ } else {
+ bfa_sm_set_state(lps, bfa_lps_sm_login);
+ bfa_lps_send_login(lps);
+ }
+
+ if (lps->fdisc)
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGIN, 0, "FDISC Request");
+ else
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGIN, 0, "FLOGI Request");
+ break;
+
+ case BFA_LPS_SM_LOGOUT:
+ bfa_lps_logout_comp(lps);
+ break;
+
+ case BFA_LPS_SM_DELETE:
+ bfa_lps_free(lps);
+ break;
+
+ case BFA_LPS_SM_RX_CVL:
+ case BFA_LPS_SM_OFFLINE:
+ break;
+
+ case BFA_LPS_SM_FWRSP:
+ /*
+ * Could happen when fabric detects loopback and discards
+ * the lps request. Fw will eventually sent out the timeout
+ * Just ignore
+ */
+ break;
+ case BFA_LPS_SM_SET_N2N_PID:
+ /*
+ * When topology is set to loop, bfa_lps_set_n2n_pid() sends
+ * this event. Ignore this event.
+ */
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+/*
+ * login is in progress -- awaiting response from firmware
+ */
+static void
+bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_FWRSP:
+ if (lps->status == BFA_STATUS_OK) {
+ bfa_sm_set_state(lps, bfa_lps_sm_online);
+ if (lps->fdisc)
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGIN, 0, "FDISC Accept");
+ else
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGIN, 0, "FLOGI Accept");
+ /* If N2N, send the assigned PID to FW */
+ bfa_trc(lps->bfa, lps->fport);
+ bfa_trc(lps->bfa, lps->lp_pid);
+
+ if (!lps->fport && lps->lp_pid)
+ bfa_sm_send_event(lps, BFA_LPS_SM_SET_N2N_PID);
+ } else {
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ if (lps->fdisc)
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGIN, 0,
+ "FDISC Fail (RJT or timeout)");
+ else
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGIN, 0,
+ "FLOGI Fail (RJT or timeout)");
+ }
+ bfa_lps_login_comp(lps);
+ break;
+
+ case BFA_LPS_SM_OFFLINE:
+ case BFA_LPS_SM_DELETE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ break;
+
+ case BFA_LPS_SM_SET_N2N_PID:
+ bfa_trc(lps->bfa, lps->fport);
+ bfa_trc(lps->bfa, lps->lp_pid);
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+/*
+ * login pending - awaiting space in request queue
+ */
+static void
+bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_RESUME:
+ bfa_sm_set_state(lps, bfa_lps_sm_login);
+ bfa_lps_send_login(lps);
+ break;
+
+ case BFA_LPS_SM_OFFLINE:
+ case BFA_LPS_SM_DELETE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ bfa_reqq_wcancel(&lps->wqe);
+ break;
+
+ case BFA_LPS_SM_RX_CVL:
+ /*
+ * Login was not even sent out; so when getting out
+ * of this state, it will appear like a login retry
+ * after Clear virtual link
+ */
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+/*
+ * login complete
+ */
+static void
+bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_LOGOUT:
+ if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+ bfa_sm_set_state(lps, bfa_lps_sm_logowait);
+ bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+ } else {
+ bfa_sm_set_state(lps, bfa_lps_sm_logout);
+ bfa_lps_send_logout(lps);
+ }
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGO, 0, "Logout");
+ break;
+
+ case BFA_LPS_SM_RX_CVL:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+
+ /* Let the vport module know about this event */
+ bfa_lps_cvl_event(lps);
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx");
+ break;
+
+ case BFA_LPS_SM_SET_N2N_PID:
+ if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+ bfa_sm_set_state(lps, bfa_lps_sm_online_n2n_pid_wait);
+ bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+ } else
+ bfa_lps_send_set_n2n_pid(lps);
+ break;
+
+ case BFA_LPS_SM_OFFLINE:
+ case BFA_LPS_SM_DELETE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+/*
+ * login complete
+ */
+static void
+bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_RESUME:
+ bfa_sm_set_state(lps, bfa_lps_sm_online);
+ bfa_lps_send_set_n2n_pid(lps);
+ break;
+
+ case BFA_LPS_SM_LOGOUT:
+ bfa_sm_set_state(lps, bfa_lps_sm_logowait);
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_LOGO, 0, "Logout");
+ break;
+
+ case BFA_LPS_SM_RX_CVL:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ bfa_reqq_wcancel(&lps->wqe);
+
+ /* Let the vport module know about this event */
+ bfa_lps_cvl_event(lps);
+ bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
+ BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx");
+ break;
+
+ case BFA_LPS_SM_OFFLINE:
+ case BFA_LPS_SM_DELETE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ bfa_reqq_wcancel(&lps->wqe);
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+/*
+ * logout in progress - awaiting firmware response
+ */
+static void
+bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_FWRSP:
+ case BFA_LPS_SM_OFFLINE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ bfa_lps_logout_comp(lps);
+ break;
+
+ case BFA_LPS_SM_DELETE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+/*
+ * logout pending -- awaiting space in request queue
+ */
+static void
+bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, event);
+
+ switch (event) {
+ case BFA_LPS_SM_RESUME:
+ bfa_sm_set_state(lps, bfa_lps_sm_logout);
+ bfa_lps_send_logout(lps);
+ break;
+
+ case BFA_LPS_SM_OFFLINE:
+ case BFA_LPS_SM_DELETE:
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ bfa_reqq_wcancel(&lps->wqe);
+ break;
+
+ default:
+ bfa_sm_fault(lps->bfa, event);
+ }
+}
+
+
+
+/*
+ * lps_pvt BFA LPS private functions
+ */
+
+/*
+ * return memory requirement
+ */
+void
+bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_mem_kva_s *lps_kva = BFA_MEM_LPS_KVA(bfa);
+
+ if (cfg->drvcfg.min_cfg)
+ bfa_mem_kva_setup(minfo, lps_kva,
+ sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS);
+ else
+ bfa_mem_kva_setup(minfo, lps_kva,
+ sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS);
+}
+
+/*
+ * bfa module attach at initialization time
+ */
+void
+bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps;
+ int i;
+
+ mod->num_lps = BFA_LPS_MAX_LPORTS;
+ if (cfg->drvcfg.min_cfg)
+ mod->num_lps = BFA_LPS_MIN_LPORTS;
+ else
+ mod->num_lps = BFA_LPS_MAX_LPORTS;
+ mod->lps_arr = lps = (struct bfa_lps_s *) bfa_mem_kva_curp(mod);
+
+ bfa_mem_kva_curp(mod) += mod->num_lps * sizeof(struct bfa_lps_s);
+
+ INIT_LIST_HEAD(&mod->lps_free_q);
+ INIT_LIST_HEAD(&mod->lps_active_q);
+ INIT_LIST_HEAD(&mod->lps_login_q);
+
+ for (i = 0; i < mod->num_lps; i++, lps++) {
+ lps->bfa = bfa;
+ lps->bfa_tag = (u8) i;
+ lps->reqq = BFA_REQQ_LPS;
+ bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps);
+ list_add_tail(&lps->qe, &mod->lps_free_q);
+ }
+}
+
+/*
+ * IOC in disabled state -- consider all lps offline
+ */
+void
+bfa_lps_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps;
+ struct list_head *qe, *qen;
+
+ list_for_each_safe(qe, qen, &mod->lps_active_q) {
+ lps = (struct bfa_lps_s *) qe;
+ bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
+ }
+ list_for_each_safe(qe, qen, &mod->lps_login_q) {
+ lps = (struct bfa_lps_s *) qe;
+ bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
+ }
+ list_splice_tail_init(&mod->lps_login_q, &mod->lps_active_q);
+}
+
+/*
+ * Firmware login response
+ */
+static void
+bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps;
+
+ WARN_ON(rsp->bfa_tag >= mod->num_lps);
+ lps = BFA_LPS_FROM_TAG(mod, rsp->bfa_tag);
+
+ lps->status = rsp->status;
+ switch (rsp->status) {
+ case BFA_STATUS_OK:
+ lps->fw_tag = rsp->fw_tag;
+ lps->fport = rsp->f_port;
+ if (lps->fport)
+ lps->lp_pid = rsp->lp_pid;
+ lps->npiv_en = rsp->npiv_en;
+ lps->pr_bbcred = be16_to_cpu(rsp->bb_credit);
+ lps->pr_pwwn = rsp->port_name;
+ lps->pr_nwwn = rsp->node_name;
+ lps->auth_req = rsp->auth_req;
+ lps->lp_mac = rsp->lp_mac;
+ lps->brcd_switch = rsp->brcd_switch;
+ lps->fcf_mac = rsp->fcf_mac;
+
+ break;
+
+ case BFA_STATUS_FABRIC_RJT:
+ lps->lsrjt_rsn = rsp->lsrjt_rsn;
+ lps->lsrjt_expl = rsp->lsrjt_expl;
+
+ break;
+
+ case BFA_STATUS_EPROTOCOL:
+ lps->ext_status = rsp->ext_status;
+
+ break;
+
+ case BFA_STATUS_VPORT_MAX:
+ if (rsp->ext_status)
+ bfa_lps_no_res(lps, rsp->ext_status);
+ break;
+
+ default:
+ /* Nothing to do with other status */
+ break;
+ }
+
+ list_del(&lps->qe);
+ list_add_tail(&lps->qe, &mod->lps_active_q);
+ bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+}
+
+static void
+bfa_lps_no_res(struct bfa_lps_s *first_lps, u8 count)
+{
+ struct bfa_s *bfa = first_lps->bfa;
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct list_head *qe, *qe_next;
+ struct bfa_lps_s *lps;
+
+ bfa_trc(bfa, count);
+
+ qe = bfa_q_next(first_lps);
+
+ while (count && qe) {
+ qe_next = bfa_q_next(qe);
+ lps = (struct bfa_lps_s *)qe;
+ bfa_trc(bfa, lps->bfa_tag);
+ lps->status = first_lps->status;
+ list_del(&lps->qe);
+ list_add_tail(&lps->qe, &mod->lps_active_q);
+ bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+ qe = qe_next;
+ count--;
+ }
+}
+
+/*
+ * Firmware logout response
+ */
+static void
+bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps;
+
+ WARN_ON(rsp->bfa_tag >= mod->num_lps);
+ lps = BFA_LPS_FROM_TAG(mod, rsp->bfa_tag);
+
+ bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+}
+
+/*
+ * Firmware received a Clear virtual link request (for FCoE)
+ */
+static void
+bfa_lps_rx_cvl_event(struct bfa_s *bfa, struct bfi_lps_cvl_event_s *cvl)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps;
+
+ lps = BFA_LPS_FROM_TAG(mod, cvl->bfa_tag);
+
+ bfa_sm_send_event(lps, BFA_LPS_SM_RX_CVL);
+}
+
+/*
+ * Space is available in request queue, resume queueing request to firmware.
+ */
+static void
+bfa_lps_reqq_resume(void *lps_arg)
+{
+ struct bfa_lps_s *lps = lps_arg;
+
+ bfa_sm_send_event(lps, BFA_LPS_SM_RESUME);
+}
+
+/*
+ * lps is freed -- triggered by vport delete
+ */
+static void
+bfa_lps_free(struct bfa_lps_s *lps)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa);
+
+ lps->lp_pid = 0;
+ list_del(&lps->qe);
+ list_add_tail(&lps->qe, &mod->lps_free_q);
+}
+
+/*
+ * send login request to firmware
+ */
+static void
+bfa_lps_send_login(struct bfa_lps_s *lps)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa);
+ struct bfi_lps_login_req_s *m;
+
+ m = bfa_reqq_next(lps->bfa, lps->reqq);
+ WARN_ON(!m);
+
+ bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ,
+ bfa_fn_lpu(lps->bfa));
+
+ m->bfa_tag = lps->bfa_tag;
+ m->alpa = lps->alpa;
+ m->pdu_size = cpu_to_be16(lps->pdusz);
+ m->pwwn = lps->pwwn;
+ m->nwwn = lps->nwwn;
+ m->fdisc = lps->fdisc;
+ m->auth_en = lps->auth_en;
+
+ bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
+ list_del(&lps->qe);
+ list_add_tail(&lps->qe, &mod->lps_login_q);
+}
+
+/*
+ * send logout request to firmware
+ */
+static void
+bfa_lps_send_logout(struct bfa_lps_s *lps)
+{
+ struct bfi_lps_logout_req_s *m;
+
+ m = bfa_reqq_next(lps->bfa, lps->reqq);
+ WARN_ON(!m);
+
+ bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ,
+ bfa_fn_lpu(lps->bfa));
+
+ m->fw_tag = lps->fw_tag;
+ m->port_name = lps->pwwn;
+ bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
+}
+
+/*
+ * send n2n pid set request to firmware
+ */
+static void
+bfa_lps_send_set_n2n_pid(struct bfa_lps_s *lps)
+{
+ struct bfi_lps_n2n_pid_req_s *m;
+
+ m = bfa_reqq_next(lps->bfa, lps->reqq);
+ WARN_ON(!m);
+
+ bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_N2N_PID_REQ,
+ bfa_fn_lpu(lps->bfa));
+
+ m->fw_tag = lps->fw_tag;
+ m->lp_pid = lps->lp_pid;
+ bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
+}
+
+/*
+ * Indirect login completion handler for non-fcs
+ */
+static void
+bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete)
+{
+ struct bfa_lps_s *lps = arg;
+
+ if (!complete)
+ return;
+
+ if (lps->fdisc)
+ bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
+ else
+ bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
+}
+
+/*
+ * Login completion handler -- direct call for fcs, queue for others
+ */
+static void
+bfa_lps_login_comp(struct bfa_lps_s *lps)
+{
+ if (!lps->bfa->fcs) {
+ bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_login_comp_cb,
+ lps);
+ return;
+ }
+
+ if (lps->fdisc)
+ bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
+ else
+ bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
+}
+
+/*
+ * Indirect logout completion handler for non-fcs
+ */
+static void
+bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete)
+{
+ struct bfa_lps_s *lps = arg;
+
+ if (!complete)
+ return;
+
+ if (lps->fdisc)
+ bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
+ else
+ bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
+}
+
+/*
+ * Logout completion handler -- direct call for fcs, queue for others
+ */
+static void
+bfa_lps_logout_comp(struct bfa_lps_s *lps)
+{
+ if (!lps->bfa->fcs) {
+ bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_logout_comp_cb,
+ lps);
+ return;
+ }
+ if (lps->fdisc)
+ bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
+}
+
+/*
+ * Clear virtual link completion handler for non-fcs
+ */
+static void
+bfa_lps_cvl_event_cb(void *arg, bfa_boolean_t complete)
+{
+ struct bfa_lps_s *lps = arg;
+
+ if (!complete)
+ return;
+
+ /* Clear virtual link to base port will result in link down */
+ if (lps->fdisc)
+ bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg);
+}
+
+/*
+ * Received Clear virtual link event --direct call for fcs,
+ * queue for others
+ */
+static void
+bfa_lps_cvl_event(struct bfa_lps_s *lps)
+{
+ if (!lps->bfa->fcs) {
+ bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_cvl_event_cb,
+ lps);
+ return;
+ }
+
+ /* Clear virtual link to base port will result in link down */
+ if (lps->fdisc)
+ bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg);
+}
+
+
+
+/*
+ * lps_public BFA LPS public functions
+ */
+
+u32
+bfa_lps_get_max_vport(struct bfa_s *bfa)
+{
+ if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT)
+ return BFA_LPS_MAX_VPORTS_SUPP_CT;
+ else
+ return BFA_LPS_MAX_VPORTS_SUPP_CB;
+}
+
+/*
+ * Allocate a lport srvice tag.
+ */
+struct bfa_lps_s *
+bfa_lps_alloc(struct bfa_s *bfa)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps = NULL;
+
+ bfa_q_deq(&mod->lps_free_q, &lps);
+
+ if (lps == NULL)
+ return NULL;
+
+ list_add_tail(&lps->qe, &mod->lps_active_q);
+
+ bfa_sm_set_state(lps, bfa_lps_sm_init);
+ return lps;
+}
+
+/*
+ * Free lport service tag. This can be called anytime after an alloc.
+ * No need to wait for any pending login/logout completions.
+ */
+void
+bfa_lps_delete(struct bfa_lps_s *lps)
+{
+ bfa_sm_send_event(lps, BFA_LPS_SM_DELETE);
+}
+
+/*
+ * Initiate a lport login.
+ */
+void
+bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
+ wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en)
+{
+ lps->uarg = uarg;
+ lps->alpa = alpa;
+ lps->pdusz = pdusz;
+ lps->pwwn = pwwn;
+ lps->nwwn = nwwn;
+ lps->fdisc = BFA_FALSE;
+ lps->auth_en = auth_en;
+ bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
+}
+
+/*
+ * Initiate a lport fdisc login.
+ */
+void
+bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
+ wwn_t nwwn)
+{
+ lps->uarg = uarg;
+ lps->alpa = 0;
+ lps->pdusz = pdusz;
+ lps->pwwn = pwwn;
+ lps->nwwn = nwwn;
+ lps->fdisc = BFA_TRUE;
+ lps->auth_en = BFA_FALSE;
+ bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
+}
+
+
+/*
+ * Initiate a lport FDSIC logout.
+ */
+void
+bfa_lps_fdisclogo(struct bfa_lps_s *lps)
+{
+ bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
+}
+
+u8
+bfa_lps_get_fwtag(struct bfa_s *bfa, u8 lp_tag)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+
+ return BFA_LPS_FROM_TAG(mod, lp_tag)->fw_tag;
+}
+
+/*
+ * Return lport services tag given the pid
+ */
+u8
+bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+ struct bfa_lps_s *lps;
+ int i;
+
+ for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) {
+ if (lps->lp_pid == pid)
+ return lps->bfa_tag;
+ }
+
+ /* Return base port tag anyway */
+ return 0;
+}
+
+
+/*
+ * return port id assigned to the base lport
+ */
+u32
+bfa_lps_get_base_pid(struct bfa_s *bfa)
+{
+ struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
+
+ return BFA_LPS_FROM_TAG(mod, 0)->lp_pid;
+}
+
+/*
+ * Set PID in case of n2n (which is assigned during PLOGI)
+ */
+void
+bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, uint32_t n2n_pid)
+{
+ bfa_trc(lps->bfa, lps->bfa_tag);
+ bfa_trc(lps->bfa, n2n_pid);
+
+ lps->lp_pid = n2n_pid;
+ bfa_sm_send_event(lps, BFA_LPS_SM_SET_N2N_PID);
+}
+
+/*
+ * LPS firmware message class handler.
+ */
+void
+bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ union bfi_lps_i2h_msg_u msg;
+
+ bfa_trc(bfa, m->mhdr.msg_id);
+ msg.msg = m;
+
+ switch (m->mhdr.msg_id) {
+ case BFI_LPS_I2H_LOGIN_RSP:
+ bfa_lps_login_rsp(bfa, msg.login_rsp);
+ break;
+
+ case BFI_LPS_I2H_LOGOUT_RSP:
+ bfa_lps_logout_rsp(bfa, msg.logout_rsp);
+ break;
+
+ case BFI_LPS_I2H_CVL_EVENT:
+ bfa_lps_rx_cvl_event(bfa, msg.cvl_event);
+ break;
+
+ default:
+ bfa_trc(bfa, m->mhdr.msg_id);
+ WARN_ON(1);
+ }
+}
+
+static void
+bfa_fcport_aen_post(struct bfa_fcport_s *fcport, enum bfa_port_aen_event event)
+{
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+ struct bfa_aen_entry_s *aen_entry;
+
+ bfad_get_aen_entry(bfad, aen_entry);
+ if (!aen_entry)
+ return;
+
+ aen_entry->aen_data.port.ioc_type = bfa_get_type(fcport->bfa);
+ aen_entry->aen_data.port.pwwn = fcport->pwwn;
+
+ /* Send the AEN notification */
+ bfad_im_post_vendor_event(aen_entry, bfad, ++fcport->bfa->bfa_aen_seq,
+ BFA_AEN_CAT_PORT, event);
+}
+
+/*
+ * FC PORT state machine functions
+ */
+static void
+bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_START:
+ /*
+ * Start event after IOC is configured and BFA is started.
+ */
+ fcport->use_flash_cfg = BFA_TRUE;
+
+ if (bfa_fcport_send_enable(fcport)) {
+ bfa_trc(fcport->bfa, BFA_TRUE);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ } else {
+ bfa_trc(fcport->bfa, BFA_FALSE);
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_enabling_qwait);
+ }
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ /*
+ * Port is persistently configured to be in enabled state. Do
+ * not change state. Port enabling is done when START event is
+ * received.
+ */
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ /*
+ * If a port is persistently configured to be disabled, the
+ * first event will a port disable request.
+ */
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ char pwwn_buf[BFA_STRING_32];
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_QRESUME:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ bfa_fcport_send_enable(fcport);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ /*
+ * Already enable is in progress.
+ */
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ /*
+ * Just send disable request to firmware when room becomes
+ * available in request queue.
+ */
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port disabled: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
+ break;
+
+ case BFA_FCPORT_SM_LINKUP:
+ case BFA_FCPORT_SM_LINKDOWN:
+ /*
+ * Possible to get link events when doing back-to-back
+ * enable/disables.
+ */
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ break;
+
+ case BFA_FCPORT_SM_FAA_MISCONFIG:
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ char pwwn_buf[BFA_STRING_32];
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_FWRSP:
+ case BFA_FCPORT_SM_LINKDOWN:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown);
+ break;
+
+ case BFA_FCPORT_SM_LINKUP:
+ bfa_fcport_update_linkinfo(fcport);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_linkup);
+
+ WARN_ON(!fcport->event_cbfn);
+ bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE);
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ /*
+ * Already being enabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ if (bfa_fcport_send_disable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_disabling_qwait);
+
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port disabled: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ break;
+
+ case BFA_FCPORT_SM_FAA_MISCONFIG:
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event;
+ char pwwn_buf[BFA_STRING_32];
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_LINKUP:
+ bfa_fcport_update_linkinfo(fcport);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_linkup);
+ WARN_ON(!fcport->event_cbfn);
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup");
+ if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) {
+
+ bfa_trc(fcport->bfa,
+ pevent->link_state.attr.vc_fcf.fcf.fipenabled);
+ bfa_trc(fcport->bfa,
+ pevent->link_state.attr.vc_fcf.fcf.fipfailed);
+
+ if (pevent->link_state.attr.vc_fcf.fcf.fipfailed)
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_FIP_FCF_DISC, 0,
+ "FIP FCF Discovery Failed");
+ else
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_FIP_FCF_DISC, 0,
+ "FIP FCF Discovered");
+ }
+
+ bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE);
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port online: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ONLINE);
+
+ /* If QoS is enabled and it is not online, send AEN */
+ if (fcport->cfg.qos_enabled &&
+ fcport->qos_attr.state != BFA_QOS_ONLINE)
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_QOS_NEG);
+ break;
+
+ case BFA_FCPORT_SM_LINKDOWN:
+ /*
+ * Possible to get link down event.
+ */
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ /*
+ * Already enabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ if (bfa_fcport_send_disable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_disabling_qwait);
+
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port disabled: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ break;
+
+ case BFA_FCPORT_SM_FAA_MISCONFIG:
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ char pwwn_buf[BFA_STRING_32];
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_ENABLE:
+ /*
+ * Already enabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ if (bfa_fcport_send_disable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_disabling_qwait);
+
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port offline: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port disabled: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
+ break;
+
+ case BFA_FCPORT_SM_LINKDOWN:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown);
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ if (BFA_PORT_IS_DISABLED(fcport->bfa)) {
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port offline: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
+ } else {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "Base port (WWN = %s) "
+ "lost fabric connectivity\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ }
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ bfa_fcport_reset_linkinfo(fcport);
+ wwn2str(pwwn_buf, fcport->pwwn);
+ if (BFA_PORT_IS_DISABLED(fcport->bfa)) {
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port offline: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
+ } else {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "Base port (WWN = %s) "
+ "lost fabric connectivity\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ }
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
+ wwn2str(pwwn_buf, fcport->pwwn);
+ if (BFA_PORT_IS_DISABLED(fcport->bfa)) {
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port offline: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
+ } else {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "Base port (WWN = %s) "
+ "lost fabric connectivity\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ }
+ break;
+
+ case BFA_FCPORT_SM_FAA_MISCONFIG:
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_QRESUME:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
+ bfa_fcport_send_disable(fcport);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_toggling_qwait);
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ /*
+ * Already being disabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_LINKUP:
+ case BFA_FCPORT_SM_LINKDOWN:
+ /*
+ * Possible to get link events when doing back-to-back
+ * enable/disables.
+ */
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ break;
+
+ case BFA_FCPORT_SM_FAA_MISCONFIG:
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_QRESUME:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
+ bfa_fcport_send_disable(fcport);
+ if (bfa_fcport_send_enable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_enabling_qwait);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait);
+ break;
+
+ case BFA_FCPORT_SM_LINKUP:
+ case BFA_FCPORT_SM_LINKDOWN:
+ /*
+ * Possible to get link events when doing back-to-back
+ * enable/disables.
+ */
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
+ bfa_reqq_wcancel(&fcport->reqq_wait);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ char pwwn_buf[BFA_STRING_32];
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_FWRSP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ /*
+ * Already being disabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ if (bfa_fcport_send_enable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_enabling_qwait);
+
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port enabled: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_LINKUP:
+ case BFA_FCPORT_SM_LINKDOWN:
+ /*
+ * Possible to get link events when doing back-to-back
+ * enable/disables.
+ */
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ char pwwn_buf[BFA_STRING_32];
+ struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_START:
+ /*
+ * Ignore start event for a port that is disabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ if (bfa_fcport_send_enable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_enabling_qwait);
+
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
+ wwn2str(pwwn_buf, fcport->pwwn);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "Base port enabled: WWN = %s\n", pwwn_buf);
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE);
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ /*
+ * Already disabled.
+ */
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
+ break;
+
+ case BFA_FCPORT_SM_DPORTENABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_dport);
+ break;
+
+ case BFA_FCPORT_SM_DDPORTENABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_ddport);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_START:
+ if (bfa_fcport_send_enable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_enabling_qwait);
+ break;
+
+ default:
+ /*
+ * Ignore all other events.
+ */
+ ;
+ }
+}
+
+/*
+ * Port is enabled. IOC is down/failed.
+ */
+static void
+bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_START:
+ if (bfa_fcport_send_enable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
+ else
+ bfa_sm_set_state(fcport,
+ bfa_fcport_sm_enabling_qwait);
+ break;
+
+ default:
+ /*
+ * Ignore all events.
+ */
+ ;
+ }
+}
+
+/*
+ * Port is disabled. IOC is down/failed.
+ */
+static void
+bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_START:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
+ break;
+
+ case BFA_FCPORT_SM_ENABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ break;
+
+ default:
+ /*
+ * Ignore all events.
+ */
+ ;
+ }
+}
+
+static void
+bfa_fcport_sm_dport(struct bfa_fcport_s *fcport, enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_DPORTENABLE:
+ case BFA_FCPORT_SM_DISABLE:
+ case BFA_FCPORT_SM_ENABLE:
+ case BFA_FCPORT_SM_START:
+ /*
+ * Ignore event for a port that is dport
+ */
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
+ break;
+
+ case BFA_FCPORT_SM_DPORTDISABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_ddport(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_DISABLE:
+ case BFA_FCPORT_SM_DDPORTDISABLE:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
+ break;
+
+ case BFA_FCPORT_SM_DPORTENABLE:
+ case BFA_FCPORT_SM_DPORTDISABLE:
+ case BFA_FCPORT_SM_ENABLE:
+ case BFA_FCPORT_SM_START:
+ /**
+ * Ignore event for a port that is ddport
+ */
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+static void
+bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s *fcport,
+ enum bfa_fcport_sm_event event)
+{
+ bfa_trc(fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_SM_DPORTENABLE:
+ case BFA_FCPORT_SM_ENABLE:
+ case BFA_FCPORT_SM_START:
+ /*
+ * Ignore event for a port as there is FAA misconfig
+ */
+ break;
+
+ case BFA_FCPORT_SM_DISABLE:
+ if (bfa_fcport_send_disable(fcport))
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
+ else
+ bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait);
+
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+ bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
+ break;
+
+ case BFA_FCPORT_SM_STOP:
+ bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
+ break;
+
+ case BFA_FCPORT_SM_HWFAIL:
+ bfa_fcport_reset_linkinfo(fcport);
+ bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
+ bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
+ break;
+
+ default:
+ bfa_sm_fault(fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is down
+ */
+static void
+bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKUP:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf);
+ bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is waiting for down notification
+ */
+static void
+bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKUP:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf);
+ break;
+
+ case BFA_FCPORT_LN_SM_NOTIFICATION:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is waiting for down notification and there is a pending up
+ */
+static void
+bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKDOWN:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf);
+ break;
+
+ case BFA_FCPORT_LN_SM_NOTIFICATION:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf);
+ bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is up
+ */
+static void
+bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKDOWN:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf);
+ bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is waiting for up notification
+ */
+static void
+bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKDOWN:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf);
+ break;
+
+ case BFA_FCPORT_LN_SM_NOTIFICATION:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_up);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is waiting for up notification and there is a pending down
+ */
+static void
+bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKUP:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_up_nf);
+ break;
+
+ case BFA_FCPORT_LN_SM_NOTIFICATION:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf);
+ bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+/*
+ * Link state is waiting for up notification and there are pending down and up
+ */
+static void
+bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln,
+ enum bfa_fcport_ln_sm_event event)
+{
+ bfa_trc(ln->fcport->bfa, event);
+
+ switch (event) {
+ case BFA_FCPORT_LN_SM_LINKDOWN:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf);
+ break;
+
+ case BFA_FCPORT_LN_SM_NOTIFICATION:
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf);
+ bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN);
+ break;
+
+ default:
+ bfa_sm_fault(ln->fcport->bfa, event);
+ }
+}
+
+static void
+__bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_fcport_ln_s *ln = cbarg;
+
+ if (complete)
+ ln->fcport->event_cbfn(ln->fcport->event_cbarg, ln->ln_event);
+ else
+ bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION);
+}
+
+/*
+ * Send SCN notification to upper layers.
+ * trunk - false if caller is fcport to ignore fcport event in trunked mode
+ */
+static void
+bfa_fcport_scn(struct bfa_fcport_s *fcport, enum bfa_port_linkstate event,
+ bfa_boolean_t trunk)
+{
+ if (fcport->cfg.trunked && !trunk)
+ return;
+
+ switch (event) {
+ case BFA_PORT_LINKUP:
+ bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKUP);
+ break;
+ case BFA_PORT_LINKDOWN:
+ bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKDOWN);
+ break;
+ default:
+ WARN_ON(1);
+ }
+}
+
+static void
+bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, enum bfa_port_linkstate event)
+{
+ struct bfa_fcport_s *fcport = ln->fcport;
+
+ if (fcport->bfa->fcs) {
+ fcport->event_cbfn(fcport->event_cbarg, event);
+ bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION);
+ } else {
+ ln->ln_event = event;
+ bfa_cb_queue(fcport->bfa, &ln->ln_qe,
+ __bfa_cb_fcport_event, ln);
+ }
+}
+
+#define FCPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_fcport_stats_u), \
+ BFA_CACHELINE_SZ))
+
+void
+bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_mem_dma_s *fcport_dma = BFA_MEM_FCPORT_DMA(bfa);
+
+ bfa_mem_dma_setup(minfo, fcport_dma, FCPORT_STATS_DMA_SZ);
+}
+
+static void
+bfa_fcport_qresume(void *cbarg)
+{
+ struct bfa_fcport_s *fcport = cbarg;
+
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_QRESUME);
+}
+
+static void
+bfa_fcport_mem_claim(struct bfa_fcport_s *fcport)
+{
+ struct bfa_mem_dma_s *fcport_dma = &fcport->fcport_dma;
+
+ fcport->stats_kva = bfa_mem_dma_virt(fcport_dma);
+ fcport->stats_pa = bfa_mem_dma_phys(fcport_dma);
+ fcport->stats = (union bfa_fcport_stats_u *)
+ bfa_mem_dma_virt(fcport_dma);
+}
+
+/*
+ * Memory initialization.
+ */
+void
+bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+ struct bfa_port_cfg_s *port_cfg = &fcport->cfg;
+ struct bfa_fcport_ln_s *ln = &fcport->ln;
+
+ fcport->bfa = bfa;
+ ln->fcport = fcport;
+
+ bfa_fcport_mem_claim(fcport);
+
+ bfa_sm_set_state(fcport, bfa_fcport_sm_uninit);
+ bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn);
+
+ /*
+ * initialize time stamp for stats reset
+ */
+ fcport->stats_reset_time = ktime_get_seconds();
+ fcport->stats_dma_ready = BFA_FALSE;
+
+ /*
+ * initialize and set default configuration
+ */
+ port_cfg->topology = BFA_PORT_TOPOLOGY_P2P;
+ port_cfg->speed = BFA_PORT_SPEED_AUTO;
+ port_cfg->trunked = BFA_FALSE;
+ port_cfg->maxfrsize = 0;
+
+ port_cfg->trl_def_speed = BFA_PORT_SPEED_1GBPS;
+ port_cfg->qos_bw.high = BFA_QOS_BW_HIGH;
+ port_cfg->qos_bw.med = BFA_QOS_BW_MED;
+ port_cfg->qos_bw.low = BFA_QOS_BW_LOW;
+
+ fcport->fec_state = BFA_FEC_OFFLINE;
+
+ INIT_LIST_HEAD(&fcport->stats_pending_q);
+ INIT_LIST_HEAD(&fcport->statsclr_pending_q);
+
+ bfa_reqq_winit(&fcport->reqq_wait, bfa_fcport_qresume, fcport);
+}
+
+void
+bfa_fcport_start(struct bfa_s *bfa)
+{
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_START);
+}
+
+/*
+ * Called when IOC failure is detected.
+ */
+void
+bfa_fcport_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_HWFAIL);
+ bfa_trunk_iocdisable(bfa);
+}
+
+/*
+ * Update loop info in fcport for SCN online
+ */
+static void
+bfa_fcport_update_loop_info(struct bfa_fcport_s *fcport,
+ struct bfa_fcport_loop_info_s *loop_info)
+{
+ fcport->myalpa = loop_info->myalpa;
+ fcport->alpabm_valid =
+ loop_info->alpabm_val;
+ memcpy(fcport->alpabm.alpa_bm,
+ loop_info->alpabm.alpa_bm,
+ sizeof(struct fc_alpabm_s));
+}
+
+static void
+bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport)
+{
+ struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event;
+ struct bfa_fcport_trunk_s *trunk = &fcport->trunk;
+
+ fcport->speed = pevent->link_state.speed;
+ fcport->topology = pevent->link_state.topology;
+
+ if (fcport->topology == BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_fcport_update_loop_info(fcport,
+ &pevent->link_state.attr.loop_info);
+ return;
+ }
+
+ /* QoS Details */
+ fcport->qos_attr = pevent->link_state.qos_attr;
+ fcport->qos_vc_attr = pevent->link_state.attr.vc_fcf.qos_vc_attr;
+
+ if (fcport->cfg.bb_cr_enabled)
+ fcport->bbcr_attr = pevent->link_state.attr.bbcr_attr;
+
+ fcport->fec_state = pevent->link_state.fec_state;
+
+ /*
+ * update trunk state if applicable
+ */
+ if (!fcport->cfg.trunked)
+ trunk->attr.state = BFA_TRUNK_DISABLED;
+
+ /* update FCoE specific */
+ fcport->fcoe_vlan =
+ be16_to_cpu(pevent->link_state.attr.vc_fcf.fcf.vlan);
+
+ bfa_trc(fcport->bfa, fcport->speed);
+ bfa_trc(fcport->bfa, fcport->topology);
+}
+
+static void
+bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport)
+{
+ fcport->speed = BFA_PORT_SPEED_UNKNOWN;
+ fcport->topology = BFA_PORT_TOPOLOGY_NONE;
+ fcport->fec_state = BFA_FEC_OFFLINE;
+}
+
+/*
+ * Send port enable message to firmware.
+ */
+static bfa_boolean_t
+bfa_fcport_send_enable(struct bfa_fcport_s *fcport)
+{
+ struct bfi_fcport_enable_req_s *m;
+
+ /*
+ * Increment message tag before queue check, so that responses to old
+ * requests are discarded.
+ */
+ fcport->msgtag++;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
+ if (!m) {
+ bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
+ &fcport->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_ENABLE_REQ,
+ bfa_fn_lpu(fcport->bfa));
+ m->nwwn = fcport->nwwn;
+ m->pwwn = fcport->pwwn;
+ m->port_cfg = fcport->cfg;
+ m->msgtag = fcport->msgtag;
+ m->port_cfg.maxfrsize = cpu_to_be16(fcport->cfg.maxfrsize);
+ m->use_flash_cfg = fcport->use_flash_cfg;
+ bfa_dma_be_addr_set(m->stats_dma_addr, fcport->stats_pa);
+ bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_lo);
+ bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_hi);
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, m->mh);
+ return BFA_TRUE;
+}
+
+/*
+ * Send port disable message to firmware.
+ */
+static bfa_boolean_t
+bfa_fcport_send_disable(struct bfa_fcport_s *fcport)
+{
+ struct bfi_fcport_req_s *m;
+
+ /*
+ * Increment message tag before queue check, so that responses to old
+ * requests are discarded.
+ */
+ fcport->msgtag++;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
+ if (!m) {
+ bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
+ &fcport->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_DISABLE_REQ,
+ bfa_fn_lpu(fcport->bfa));
+ m->msgtag = fcport->msgtag;
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, m->mh);
+
+ return BFA_TRUE;
+}
+
+static void
+bfa_fcport_set_wwns(struct bfa_fcport_s *fcport)
+{
+ fcport->pwwn = fcport->bfa->ioc.attr->pwwn;
+ fcport->nwwn = fcport->bfa->ioc.attr->nwwn;
+
+ bfa_trc(fcport->bfa, fcport->pwwn);
+ bfa_trc(fcport->bfa, fcport->nwwn);
+}
+
+static void
+bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s *d,
+ struct bfa_qos_stats_s *s)
+{
+ u32 *dip = (u32 *) d;
+ __be32 *sip = (__be32 *) s;
+ int i;
+
+ /* Now swap the 32 bit fields */
+ for (i = 0; i < (sizeof(struct bfa_qos_stats_s)/sizeof(u32)); ++i)
+ dip[i] = be32_to_cpu(sip[i]);
+}
+
+static void
+bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s *d,
+ struct bfa_fcoe_stats_s *s)
+{
+ u32 *dip = (u32 *) d;
+ __be32 *sip = (__be32 *) s;
+ int i;
+
+ for (i = 0; i < ((sizeof(struct bfa_fcoe_stats_s))/sizeof(u32));
+ i = i + 2) {
+#ifdef __BIG_ENDIAN
+ dip[i] = be32_to_cpu(sip[i]);
+ dip[i + 1] = be32_to_cpu(sip[i + 1]);
+#else
+ dip[i] = be32_to_cpu(sip[i + 1]);
+ dip[i + 1] = be32_to_cpu(sip[i]);
+#endif
+ }
+}
+
+static void
+__bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_fcport_s *fcport = (struct bfa_fcport_s *)cbarg;
+ struct bfa_cb_pending_q_s *cb;
+ struct list_head *qe, *qen;
+ union bfa_fcport_stats_u *ret;
+
+ if (complete) {
+ time64_t time = ktime_get_seconds();
+
+ list_for_each_safe(qe, qen, &fcport->stats_pending_q) {
+ bfa_q_deq(&fcport->stats_pending_q, &qe);
+ cb = (struct bfa_cb_pending_q_s *)qe;
+ if (fcport->stats_status == BFA_STATUS_OK) {
+ ret = (union bfa_fcport_stats_u *)cb->data;
+ /* Swap FC QoS or FCoE stats */
+ if (bfa_ioc_get_fcmode(&fcport->bfa->ioc))
+ bfa_fcport_qos_stats_swap(&ret->fcqos,
+ &fcport->stats->fcqos);
+ else {
+ bfa_fcport_fcoe_stats_swap(&ret->fcoe,
+ &fcport->stats->fcoe);
+ ret->fcoe.secs_reset =
+ time - fcport->stats_reset_time;
+ }
+ }
+ bfa_cb_queue_status(fcport->bfa, &cb->hcb_qe,
+ fcport->stats_status);
+ }
+ fcport->stats_status = BFA_STATUS_OK;
+ } else {
+ INIT_LIST_HEAD(&fcport->stats_pending_q);
+ fcport->stats_status = BFA_STATUS_OK;
+ }
+}
+
+static void
+bfa_fcport_stats_get_timeout(void *cbarg)
+{
+ struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
+
+ bfa_trc(fcport->bfa, fcport->stats_qfull);
+
+ if (fcport->stats_qfull) {
+ bfa_reqq_wcancel(&fcport->stats_reqq_wait);
+ fcport->stats_qfull = BFA_FALSE;
+ }
+
+ fcport->stats_status = BFA_STATUS_ETIMER;
+ __bfa_cb_fcport_stats_get(fcport, BFA_TRUE);
+}
+
+static void
+bfa_fcport_send_stats_get(void *cbarg)
+{
+ struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
+ struct bfi_fcport_req_s *msg;
+
+ msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
+
+ if (!msg) {
+ fcport->stats_qfull = BFA_TRUE;
+ bfa_reqq_winit(&fcport->stats_reqq_wait,
+ bfa_fcport_send_stats_get, fcport);
+ bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
+ &fcport->stats_reqq_wait);
+ return;
+ }
+ fcport->stats_qfull = BFA_FALSE;
+
+ memset(msg, 0, sizeof(struct bfi_fcport_req_s));
+ bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_GET_REQ,
+ bfa_fn_lpu(fcport->bfa));
+ bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, msg->mh);
+}
+
+static void
+__bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
+ struct bfa_cb_pending_q_s *cb;
+ struct list_head *qe, *qen;
+
+ if (complete) {
+ /*
+ * re-initialize time stamp for stats reset
+ */
+ fcport->stats_reset_time = ktime_get_seconds();
+ list_for_each_safe(qe, qen, &fcport->statsclr_pending_q) {
+ bfa_q_deq(&fcport->statsclr_pending_q, &qe);
+ cb = (struct bfa_cb_pending_q_s *)qe;
+ bfa_cb_queue_status(fcport->bfa, &cb->hcb_qe,
+ fcport->stats_status);
+ }
+ fcport->stats_status = BFA_STATUS_OK;
+ } else {
+ INIT_LIST_HEAD(&fcport->statsclr_pending_q);
+ fcport->stats_status = BFA_STATUS_OK;
+ }
+}
+
+static void
+bfa_fcport_stats_clr_timeout(void *cbarg)
+{
+ struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
+
+ bfa_trc(fcport->bfa, fcport->stats_qfull);
+
+ if (fcport->stats_qfull) {
+ bfa_reqq_wcancel(&fcport->stats_reqq_wait);
+ fcport->stats_qfull = BFA_FALSE;
+ }
+
+ fcport->stats_status = BFA_STATUS_ETIMER;
+ __bfa_cb_fcport_stats_clr(fcport, BFA_TRUE);
+}
+
+static void
+bfa_fcport_send_stats_clear(void *cbarg)
+{
+ struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
+ struct bfi_fcport_req_s *msg;
+
+ msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
+
+ if (!msg) {
+ fcport->stats_qfull = BFA_TRUE;
+ bfa_reqq_winit(&fcport->stats_reqq_wait,
+ bfa_fcport_send_stats_clear, fcport);
+ bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
+ &fcport->stats_reqq_wait);
+ return;
+ }
+ fcport->stats_qfull = BFA_FALSE;
+
+ memset(msg, 0, sizeof(struct bfi_fcport_req_s));
+ bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_CLEAR_REQ,
+ bfa_fn_lpu(fcport->bfa));
+ bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, msg->mh);
+}
+
+/*
+ * Handle trunk SCN event from firmware.
+ */
+static void
+bfa_trunk_scn(struct bfa_fcport_s *fcport, struct bfi_fcport_trunk_scn_s *scn)
+{
+ struct bfa_fcport_trunk_s *trunk = &fcport->trunk;
+ struct bfi_fcport_trunk_link_s *tlink;
+ struct bfa_trunk_link_attr_s *lattr;
+ enum bfa_trunk_state state_prev;
+ int i;
+ int link_bm = 0;
+
+ bfa_trc(fcport->bfa, fcport->cfg.trunked);
+ WARN_ON(scn->trunk_state != BFA_TRUNK_ONLINE &&
+ scn->trunk_state != BFA_TRUNK_OFFLINE);
+
+ bfa_trc(fcport->bfa, trunk->attr.state);
+ bfa_trc(fcport->bfa, scn->trunk_state);
+ bfa_trc(fcport->bfa, scn->trunk_speed);
+
+ /*
+ * Save off new state for trunk attribute query
+ */
+ state_prev = trunk->attr.state;
+ if (fcport->cfg.trunked && (trunk->attr.state != BFA_TRUNK_DISABLED))
+ trunk->attr.state = scn->trunk_state;
+ trunk->attr.speed = scn->trunk_speed;
+ for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) {
+ lattr = &trunk->attr.link_attr[i];
+ tlink = &scn->tlink[i];
+
+ lattr->link_state = tlink->state;
+ lattr->trunk_wwn = tlink->trunk_wwn;
+ lattr->fctl = tlink->fctl;
+ lattr->speed = tlink->speed;
+ lattr->deskew = be32_to_cpu(tlink->deskew);
+
+ if (tlink->state == BFA_TRUNK_LINK_STATE_UP) {
+ fcport->speed = tlink->speed;
+ fcport->topology = BFA_PORT_TOPOLOGY_P2P;
+ link_bm |= 1 << i;
+ }
+
+ bfa_trc(fcport->bfa, lattr->link_state);
+ bfa_trc(fcport->bfa, lattr->trunk_wwn);
+ bfa_trc(fcport->bfa, lattr->fctl);
+ bfa_trc(fcport->bfa, lattr->speed);
+ bfa_trc(fcport->bfa, lattr->deskew);
+ }
+
+ switch (link_bm) {
+ case 3:
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,1)");
+ break;
+ case 2:
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(-,1)");
+ break;
+ case 1:
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,-)");
+ break;
+ default:
+ bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
+ BFA_PL_EID_TRUNK_SCN, 0, "Trunk down");
+ }
+
+ /*
+ * Notify upper layers if trunk state changed.
+ */
+ if ((state_prev != trunk->attr.state) ||
+ (scn->trunk_state == BFA_TRUNK_OFFLINE)) {
+ bfa_fcport_scn(fcport, (scn->trunk_state == BFA_TRUNK_ONLINE) ?
+ BFA_PORT_LINKUP : BFA_PORT_LINKDOWN, BFA_TRUE);
+ }
+}
+
+static void
+bfa_trunk_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+ int i = 0;
+
+ /*
+ * In trunked mode, notify upper layers that link is down
+ */
+ if (fcport->cfg.trunked) {
+ if (fcport->trunk.attr.state == BFA_TRUNK_ONLINE)
+ bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_TRUE);
+
+ fcport->trunk.attr.state = BFA_TRUNK_OFFLINE;
+ fcport->trunk.attr.speed = BFA_PORT_SPEED_UNKNOWN;
+ for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) {
+ fcport->trunk.attr.link_attr[i].trunk_wwn = 0;
+ fcport->trunk.attr.link_attr[i].fctl =
+ BFA_TRUNK_LINK_FCTL_NORMAL;
+ fcport->trunk.attr.link_attr[i].link_state =
+ BFA_TRUNK_LINK_STATE_DN_LINKDN;
+ fcport->trunk.attr.link_attr[i].speed =
+ BFA_PORT_SPEED_UNKNOWN;
+ fcport->trunk.attr.link_attr[i].deskew = 0;
+ }
+ }
+}
+
+/*
+ * Called to initialize port attributes
+ */
+void
+bfa_fcport_init(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ /*
+ * Initialize port attributes from IOC hardware data.
+ */
+ bfa_fcport_set_wwns(fcport);
+ if (fcport->cfg.maxfrsize == 0)
+ fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc);
+ fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc);
+ fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc);
+
+ if (bfa_fcport_is_pbcdisabled(bfa))
+ bfa->modules.port.pbc_disabled = BFA_TRUE;
+
+ WARN_ON(!fcport->cfg.maxfrsize);
+ WARN_ON(!fcport->cfg.rx_bbcredit);
+ WARN_ON(!fcport->speed_sup);
+}
+
+/*
+ * Firmware message handler.
+ */
+void
+bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+ union bfi_fcport_i2h_msg_u i2hmsg;
+
+ i2hmsg.msg = msg;
+ fcport->event_arg.i2hmsg = i2hmsg;
+
+ bfa_trc(bfa, msg->mhdr.msg_id);
+ bfa_trc(bfa, bfa_sm_to_state(hal_port_sm_table, fcport->sm));
+
+ switch (msg->mhdr.msg_id) {
+ case BFI_FCPORT_I2H_ENABLE_RSP:
+ if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) {
+
+ fcport->stats_dma_ready = BFA_TRUE;
+ if (fcport->use_flash_cfg) {
+ fcport->cfg = i2hmsg.penable_rsp->port_cfg;
+ fcport->cfg.maxfrsize =
+ cpu_to_be16(fcport->cfg.maxfrsize);
+ fcport->cfg.path_tov =
+ cpu_to_be16(fcport->cfg.path_tov);
+ fcport->cfg.q_depth =
+ cpu_to_be16(fcport->cfg.q_depth);
+
+ if (fcport->cfg.trunked)
+ fcport->trunk.attr.state =
+ BFA_TRUNK_OFFLINE;
+ else
+ fcport->trunk.attr.state =
+ BFA_TRUNK_DISABLED;
+ fcport->qos_attr.qos_bw =
+ i2hmsg.penable_rsp->port_cfg.qos_bw;
+ fcport->use_flash_cfg = BFA_FALSE;
+ }
+
+ if (fcport->cfg.qos_enabled)
+ fcport->qos_attr.state = BFA_QOS_OFFLINE;
+ else
+ fcport->qos_attr.state = BFA_QOS_DISABLED;
+
+ fcport->qos_attr.qos_bw_op =
+ i2hmsg.penable_rsp->port_cfg.qos_bw;
+
+ if (fcport->cfg.bb_cr_enabled)
+ fcport->bbcr_attr.state = BFA_BBCR_OFFLINE;
+ else
+ fcport->bbcr_attr.state = BFA_BBCR_DISABLED;
+
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP);
+ }
+ break;
+
+ case BFI_FCPORT_I2H_DISABLE_RSP:
+ if (fcport->msgtag == i2hmsg.penable_rsp->msgtag)
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP);
+ break;
+
+ case BFI_FCPORT_I2H_EVENT:
+ if (fcport->cfg.bb_cr_enabled)
+ fcport->bbcr_attr.state = BFA_BBCR_OFFLINE;
+ else
+ fcport->bbcr_attr.state = BFA_BBCR_DISABLED;
+
+ if (i2hmsg.event->link_state.linkstate == BFA_PORT_LINKUP)
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP);
+ else {
+ if (i2hmsg.event->link_state.linkstate_rsn ==
+ BFA_PORT_LINKSTATE_RSN_FAA_MISCONFIG)
+ bfa_sm_send_event(fcport,
+ BFA_FCPORT_SM_FAA_MISCONFIG);
+ else
+ bfa_sm_send_event(fcport,
+ BFA_FCPORT_SM_LINKDOWN);
+ }
+ fcport->qos_attr.qos_bw_op =
+ i2hmsg.event->link_state.qos_attr.qos_bw_op;
+ break;
+
+ case BFI_FCPORT_I2H_TRUNK_SCN:
+ bfa_trunk_scn(fcport, i2hmsg.trunk_scn);
+ break;
+
+ case BFI_FCPORT_I2H_STATS_GET_RSP:
+ /*
+ * check for timer pop before processing the rsp
+ */
+ if (list_empty(&fcport->stats_pending_q) ||
+ (fcport->stats_status == BFA_STATUS_ETIMER))
+ break;
+
+ bfa_timer_stop(&fcport->timer);
+ fcport->stats_status = i2hmsg.pstatsget_rsp->status;
+ __bfa_cb_fcport_stats_get(fcport, BFA_TRUE);
+ break;
+
+ case BFI_FCPORT_I2H_STATS_CLEAR_RSP:
+ /*
+ * check for timer pop before processing the rsp
+ */
+ if (list_empty(&fcport->statsclr_pending_q) ||
+ (fcport->stats_status == BFA_STATUS_ETIMER))
+ break;
+
+ bfa_timer_stop(&fcport->timer);
+ fcport->stats_status = BFA_STATUS_OK;
+ __bfa_cb_fcport_stats_clr(fcport, BFA_TRUE);
+ break;
+
+ case BFI_FCPORT_I2H_ENABLE_AEN:
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_ENABLE);
+ break;
+
+ case BFI_FCPORT_I2H_DISABLE_AEN:
+ bfa_sm_send_event(fcport, BFA_FCPORT_SM_DISABLE);
+ break;
+
+ default:
+ WARN_ON(1);
+ break;
+ }
+}
+
+/*
+ * Registered callback for port events.
+ */
+void
+bfa_fcport_event_register(struct bfa_s *bfa,
+ void (*cbfn) (void *cbarg,
+ enum bfa_port_linkstate event),
+ void *cbarg)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ fcport->event_cbfn = cbfn;
+ fcport->event_cbarg = cbarg;
+}
+
+bfa_status_t
+bfa_fcport_enable(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ if (bfa_fcport_is_pbcdisabled(bfa))
+ return BFA_STATUS_PBC;
+
+ if (bfa_ioc_is_disabled(&bfa->ioc))
+ return BFA_STATUS_IOC_DISABLED;
+
+ if (fcport->diag_busy)
+ return BFA_STATUS_DIAG_BUSY;
+
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_ENABLE);
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcport_disable(struct bfa_s *bfa)
+{
+ if (bfa_fcport_is_pbcdisabled(bfa))
+ return BFA_STATUS_PBC;
+
+ if (bfa_ioc_is_disabled(&bfa->ioc))
+ return BFA_STATUS_IOC_DISABLED;
+
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE);
+ return BFA_STATUS_OK;
+}
+
+/* If PBC is disabled on port, return error */
+bfa_status_t
+bfa_fcport_is_pbcdisabled(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+ struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
+
+ if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) {
+ bfa_trc(bfa, fcport->pwwn);
+ return BFA_STATUS_PBC;
+ }
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Configure port speed.
+ */
+bfa_status_t
+bfa_fcport_cfg_speed(struct bfa_s *bfa, enum bfa_port_speed speed)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, speed);
+
+ if (fcport->cfg.trunked == BFA_TRUE)
+ return BFA_STATUS_TRUNK_ENABLED;
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (speed == BFA_PORT_SPEED_16GBPS))
+ return BFA_STATUS_UNSUPP_SPEED;
+ if ((speed != BFA_PORT_SPEED_AUTO) && (speed > fcport->speed_sup)) {
+ bfa_trc(bfa, fcport->speed_sup);
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+
+ /* Port speed entered needs to be checked */
+ if (bfa_ioc_get_type(&fcport->bfa->ioc) == BFA_IOC_TYPE_FC) {
+ /* For CT2, 1G is not supported */
+ if ((speed == BFA_PORT_SPEED_1GBPS) &&
+ (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)))
+ return BFA_STATUS_UNSUPP_SPEED;
+
+ /* Already checked for Auto Speed and Max Speed supp */
+ if (!(speed == BFA_PORT_SPEED_1GBPS ||
+ speed == BFA_PORT_SPEED_2GBPS ||
+ speed == BFA_PORT_SPEED_4GBPS ||
+ speed == BFA_PORT_SPEED_8GBPS ||
+ speed == BFA_PORT_SPEED_16GBPS ||
+ speed == BFA_PORT_SPEED_AUTO))
+ return BFA_STATUS_UNSUPP_SPEED;
+ } else {
+ if (speed != BFA_PORT_SPEED_10GBPS)
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+
+ fcport->cfg.speed = speed;
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Get current speed.
+ */
+enum bfa_port_speed
+bfa_fcport_get_speed(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->speed;
+}
+
+/*
+ * Configure port topology.
+ */
+bfa_status_t
+bfa_fcport_cfg_topology(struct bfa_s *bfa, enum bfa_port_topology topology)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, topology);
+ bfa_trc(bfa, fcport->cfg.topology);
+
+ switch (topology) {
+ case BFA_PORT_TOPOLOGY_P2P:
+ break;
+
+ case BFA_PORT_TOPOLOGY_LOOP:
+ if ((bfa_fcport_is_qos_enabled(bfa) != BFA_FALSE) ||
+ (fcport->qos_attr.state != BFA_QOS_DISABLED))
+ return BFA_STATUS_ERROR_QOS_ENABLED;
+ if (fcport->cfg.ratelimit != BFA_FALSE)
+ return BFA_STATUS_ERROR_TRL_ENABLED;
+ if ((bfa_fcport_is_trunk_enabled(bfa) != BFA_FALSE) ||
+ (fcport->trunk.attr.state != BFA_TRUNK_DISABLED))
+ return BFA_STATUS_ERROR_TRUNK_ENABLED;
+ if ((bfa_fcport_get_speed(bfa) == BFA_PORT_SPEED_16GBPS) ||
+ (fcport->cfg.speed == BFA_PORT_SPEED_16GBPS))
+ return BFA_STATUS_UNSUPP_SPEED;
+ if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type))
+ return BFA_STATUS_LOOP_UNSUPP_MEZZ;
+ if (bfa_fcport_is_dport(bfa) != BFA_FALSE)
+ return BFA_STATUS_DPORT_ERR;
+ if (bfa_fcport_is_ddport(bfa) != BFA_FALSE)
+ return BFA_STATUS_DPORT_ERR;
+ break;
+
+ case BFA_PORT_TOPOLOGY_AUTO:
+ break;
+
+ default:
+ return BFA_STATUS_EINVAL;
+ }
+
+ fcport->cfg.topology = topology;
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Get current topology.
+ */
+enum bfa_port_topology
+bfa_fcport_get_topology(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->topology;
+}
+
+/**
+ * Get config topology.
+ */
+enum bfa_port_topology
+bfa_fcport_get_cfg_topology(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->cfg.topology;
+}
+
+bfa_status_t
+bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, alpa);
+ bfa_trc(bfa, fcport->cfg.cfg_hardalpa);
+ bfa_trc(bfa, fcport->cfg.hardalpa);
+
+ fcport->cfg.cfg_hardalpa = BFA_TRUE;
+ fcport->cfg.hardalpa = alpa;
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcport_clr_hardalpa(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, fcport->cfg.cfg_hardalpa);
+ bfa_trc(bfa, fcport->cfg.hardalpa);
+
+ fcport->cfg.cfg_hardalpa = BFA_FALSE;
+ return BFA_STATUS_OK;
+}
+
+bfa_boolean_t
+bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ *alpa = fcport->cfg.hardalpa;
+ return fcport->cfg.cfg_hardalpa;
+}
+
+u8
+bfa_fcport_get_myalpa(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->myalpa;
+}
+
+bfa_status_t
+bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, maxfrsize);
+ bfa_trc(bfa, fcport->cfg.maxfrsize);
+
+ /* with in range */
+ if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ))
+ return BFA_STATUS_INVLD_DFSZ;
+
+ /* power of 2, if not the max frame size of 2112 */
+ if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1)))
+ return BFA_STATUS_INVLD_DFSZ;
+
+ fcport->cfg.maxfrsize = maxfrsize;
+ return BFA_STATUS_OK;
+}
+
+u16
+bfa_fcport_get_maxfrsize(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->cfg.maxfrsize;
+}
+
+u8
+bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa)
+{
+ if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP)
+ return (BFA_FCPORT_MOD(bfa))->cfg.rx_bbcredit;
+
+ else
+ return 0;
+}
+
+void
+bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ fcport->cfg.tx_bbcredit = (u8)tx_bbcredit;
+}
+
+/*
+ * Get port attributes.
+ */
+
+wwn_t
+bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+ if (node)
+ return fcport->nwwn;
+ else
+ return fcport->pwwn;
+}
+
+void
+bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ memset(attr, 0, sizeof(struct bfa_port_attr_s));
+
+ attr->nwwn = fcport->nwwn;
+ attr->pwwn = fcport->pwwn;
+
+ attr->factorypwwn = bfa->ioc.attr->mfg_pwwn;
+ attr->factorynwwn = bfa->ioc.attr->mfg_nwwn;
+
+ memcpy(&attr->pport_cfg, &fcport->cfg,
+ sizeof(struct bfa_port_cfg_s));
+ /* speed attributes */
+ attr->pport_cfg.speed = fcport->cfg.speed;
+ attr->speed_supported = fcport->speed_sup;
+ attr->speed = fcport->speed;
+ attr->cos_supported = FC_CLASS_3;
+
+ /* topology attributes */
+ attr->pport_cfg.topology = fcport->cfg.topology;
+ attr->topology = fcport->topology;
+ attr->pport_cfg.trunked = fcport->cfg.trunked;
+
+ /* beacon attributes */
+ attr->beacon = fcport->beacon;
+ attr->link_e2e_beacon = fcport->link_e2e_beacon;
+
+ attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa);
+ attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa);
+ attr->port_state = bfa_sm_to_state(hal_port_sm_table, fcport->sm);
+
+ attr->fec_state = fcport->fec_state;
+
+ /* PBC Disabled State */
+ if (bfa_fcport_is_pbcdisabled(bfa))
+ attr->port_state = BFA_PORT_ST_PREBOOT_DISABLED;
+ else {
+ if (bfa_ioc_is_disabled(&fcport->bfa->ioc))
+ attr->port_state = BFA_PORT_ST_IOCDIS;
+ else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc))
+ attr->port_state = BFA_PORT_ST_FWMISMATCH;
+ }
+
+ /* FCoE vlan */
+ attr->fcoe_vlan = fcport->fcoe_vlan;
+}
+
+#define BFA_FCPORT_STATS_TOV 1000
+
+/*
+ * Fetch port statistics (FCQoS or FCoE).
+ */
+bfa_status_t
+bfa_fcport_get_stats(struct bfa_s *bfa, struct bfa_cb_pending_q_s *cb)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ if (!bfa_iocfc_is_operational(bfa) ||
+ !fcport->stats_dma_ready)
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (!list_empty(&fcport->statsclr_pending_q))
+ return BFA_STATUS_DEVBUSY;
+
+ if (list_empty(&fcport->stats_pending_q)) {
+ list_add_tail(&cb->hcb_qe.qe, &fcport->stats_pending_q);
+ bfa_fcport_send_stats_get(fcport);
+ bfa_timer_start(bfa, &fcport->timer,
+ bfa_fcport_stats_get_timeout,
+ fcport, BFA_FCPORT_STATS_TOV);
+ } else
+ list_add_tail(&cb->hcb_qe.qe, &fcport->stats_pending_q);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Reset port statistics (FCQoS or FCoE).
+ */
+bfa_status_t
+bfa_fcport_clear_stats(struct bfa_s *bfa, struct bfa_cb_pending_q_s *cb)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ if (!bfa_iocfc_is_operational(bfa) ||
+ !fcport->stats_dma_ready)
+ return BFA_STATUS_IOC_NON_OP;
+
+ if (!list_empty(&fcport->stats_pending_q))
+ return BFA_STATUS_DEVBUSY;
+
+ if (list_empty(&fcport->statsclr_pending_q)) {
+ list_add_tail(&cb->hcb_qe.qe, &fcport->statsclr_pending_q);
+ bfa_fcport_send_stats_clear(fcport);
+ bfa_timer_start(bfa, &fcport->timer,
+ bfa_fcport_stats_clr_timeout,
+ fcport, BFA_FCPORT_STATS_TOV);
+ } else
+ list_add_tail(&cb->hcb_qe.qe, &fcport->statsclr_pending_q);
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Fetch port attributes.
+ */
+bfa_boolean_t
+bfa_fcport_is_disabled(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return bfa_sm_to_state(hal_port_sm_table, fcport->sm) ==
+ BFA_PORT_ST_DISABLED;
+
+}
+
+bfa_boolean_t
+bfa_fcport_is_dport(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return (bfa_sm_to_state(hal_port_sm_table, fcport->sm) ==
+ BFA_PORT_ST_DPORT);
+}
+
+bfa_boolean_t
+bfa_fcport_is_ddport(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return (bfa_sm_to_state(hal_port_sm_table, fcport->sm) ==
+ BFA_PORT_ST_DDPORT);
+}
+
+bfa_status_t
+bfa_fcport_set_qos_bw(struct bfa_s *bfa, struct bfa_qos_bw_s *qos_bw)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+ enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa);
+
+ bfa_trc(bfa, ioc_type);
+
+ if ((qos_bw->high == 0) || (qos_bw->med == 0) || (qos_bw->low == 0))
+ return BFA_STATUS_QOS_BW_INVALID;
+
+ if ((qos_bw->high + qos_bw->med + qos_bw->low) != 100)
+ return BFA_STATUS_QOS_BW_INVALID;
+
+ if ((qos_bw->med > qos_bw->high) || (qos_bw->low > qos_bw->med) ||
+ (qos_bw->low > qos_bw->high))
+ return BFA_STATUS_QOS_BW_INVALID;
+
+ if ((ioc_type == BFA_IOC_TYPE_FC) &&
+ (fcport->cfg.topology != BFA_PORT_TOPOLOGY_LOOP))
+ fcport->cfg.qos_bw = *qos_bw;
+
+ return BFA_STATUS_OK;
+}
+
+bfa_boolean_t
+bfa_fcport_is_ratelim(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE;
+
+}
+
+/*
+ * Enable/Disable FAA feature in port config
+ */
+void
+bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, state);
+ fcport->cfg.faa_state = state;
+}
+
+/*
+ * Get default minimum ratelim speed
+ */
+enum bfa_port_speed
+bfa_fcport_get_ratelim_speed(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, fcport->cfg.trl_def_speed);
+ return fcport->cfg.trl_def_speed;
+
+}
+
+void
+bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
+ bfa_boolean_t link_e2e_beacon)
+{
+ struct bfa_s *bfa = dev;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, beacon);
+ bfa_trc(bfa, link_e2e_beacon);
+ bfa_trc(bfa, fcport->beacon);
+ bfa_trc(bfa, fcport->link_e2e_beacon);
+
+ fcport->beacon = beacon;
+ fcport->link_e2e_beacon = link_e2e_beacon;
+}
+
+bfa_boolean_t
+bfa_fcport_is_linkup(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return (!fcport->cfg.trunked &&
+ bfa_sm_cmp_state(fcport, bfa_fcport_sm_linkup)) ||
+ (fcport->cfg.trunked &&
+ fcport->trunk.attr.state == BFA_TRUNK_ONLINE);
+}
+
+bfa_boolean_t
+bfa_fcport_is_qos_enabled(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->cfg.qos_enabled;
+}
+
+bfa_boolean_t
+bfa_fcport_is_trunk_enabled(struct bfa_s *bfa)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ return fcport->cfg.trunked;
+}
+
+bfa_status_t
+bfa_fcport_cfg_bbcr(struct bfa_s *bfa, bfa_boolean_t on_off, u8 bb_scn)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ bfa_trc(bfa, on_off);
+
+ if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC)
+ return BFA_STATUS_BBCR_FC_ONLY;
+
+ if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type) &&
+ (bfa->ioc.attr->card_type != BFA_MFG_TYPE_CHINOOK))
+ return BFA_STATUS_CMD_NOTSUPP_MEZZ;
+
+ if (on_off) {
+ if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP)
+ return BFA_STATUS_TOPOLOGY_LOOP;
+
+ if (fcport->cfg.qos_enabled)
+ return BFA_STATUS_ERROR_QOS_ENABLED;
+
+ if (fcport->cfg.trunked)
+ return BFA_STATUS_TRUNK_ENABLED;
+
+ if ((fcport->cfg.speed != BFA_PORT_SPEED_AUTO) &&
+ (fcport->cfg.speed < bfa_ioc_speed_sup(&bfa->ioc)))
+ return BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT;
+
+ if (bfa_ioc_speed_sup(&bfa->ioc) < BFA_PORT_SPEED_8GBPS)
+ return BFA_STATUS_FEATURE_NOT_SUPPORTED;
+
+ if (fcport->cfg.bb_cr_enabled) {
+ if (bb_scn != fcport->cfg.bb_scn)
+ return BFA_STATUS_BBCR_CFG_NO_CHANGE;
+ else
+ return BFA_STATUS_NO_CHANGE;
+ }
+
+ if ((bb_scn == 0) || (bb_scn > BFA_BB_SCN_MAX))
+ bb_scn = BFA_BB_SCN_DEF;
+
+ fcport->cfg.bb_cr_enabled = on_off;
+ fcport->cfg.bb_scn = bb_scn;
+ } else {
+ if (!fcport->cfg.bb_cr_enabled)
+ return BFA_STATUS_NO_CHANGE;
+
+ fcport->cfg.bb_cr_enabled = on_off;
+ fcport->cfg.bb_scn = 0;
+ }
+
+ return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcport_get_bbcr_attr(struct bfa_s *bfa,
+ struct bfa_bbcr_attr_s *bbcr_attr)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
+
+ if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC)
+ return BFA_STATUS_BBCR_FC_ONLY;
+
+ if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP)
+ return BFA_STATUS_TOPOLOGY_LOOP;
+
+ *bbcr_attr = fcport->bbcr_attr;
+
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_fcport_dportenable(struct bfa_s *bfa)
+{
+ /*
+ * Assume caller check for port is in disable state
+ */
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DPORTENABLE);
+ bfa_port_set_dportenabled(&bfa->modules.port, BFA_TRUE);
+}
+
+void
+bfa_fcport_dportdisable(struct bfa_s *bfa)
+{
+ /*
+ * Assume caller check for port is in disable state
+ */
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DPORTDISABLE);
+ bfa_port_set_dportenabled(&bfa->modules.port, BFA_FALSE);
+}
+
+void
+bfa_fcport_ddportenable(struct bfa_s *bfa)
+{
+ /*
+ * Assume caller check for port is in disable state
+ */
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DDPORTENABLE);
+}
+
+void
+bfa_fcport_ddportdisable(struct bfa_s *bfa)
+{
+ /*
+ * Assume caller check for port is in disable state
+ */
+ bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DDPORTDISABLE);
+}
+
+/*
+ * Rport State machine functions
+ */
+/*
+ * Beginning state, only online event expected.
+ */
+static void
+bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_CREATE:
+ bfa_stats(rp, sm_un_cr);
+ bfa_sm_set_state(rp, bfa_rport_sm_created);
+ break;
+
+ default:
+ bfa_stats(rp, sm_un_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+static void
+bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_ONLINE:
+ bfa_stats(rp, sm_cr_on);
+ if (bfa_rport_send_fwcreate(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_cr_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_rport_free(rp);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_cr_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ break;
+
+ default:
+ bfa_stats(rp, sm_cr_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Waiting for rport create response from firmware.
+ */
+static void
+bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_FWRSP:
+ bfa_stats(rp, sm_fwc_rsp);
+ bfa_sm_set_state(rp, bfa_rport_sm_online);
+ bfa_rport_online_cb(rp);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_fwc_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
+ break;
+
+ case BFA_RPORT_SM_OFFLINE:
+ bfa_stats(rp, sm_fwc_off);
+ bfa_sm_set_state(rp, bfa_rport_sm_offline_pending);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_fwc_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ break;
+
+ default:
+ bfa_stats(rp, sm_fwc_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Request queue is full, awaiting queue resume to send create request.
+ */
+static void
+bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_QRESUME:
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+ bfa_rport_send_fwcreate(rp);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_fwc_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_reqq_wcancel(&rp->reqq_wait);
+ bfa_rport_free(rp);
+ break;
+
+ case BFA_RPORT_SM_OFFLINE:
+ bfa_stats(rp, sm_fwc_off);
+ bfa_sm_set_state(rp, bfa_rport_sm_offline);
+ bfa_reqq_wcancel(&rp->reqq_wait);
+ bfa_rport_offline_cb(rp);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_fwc_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ bfa_reqq_wcancel(&rp->reqq_wait);
+ break;
+
+ default:
+ bfa_stats(rp, sm_fwc_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Online state - normal parking state.
+ */
+static void
+bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ struct bfi_rport_qos_scn_s *qos_scn;
+
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_OFFLINE:
+ bfa_stats(rp, sm_on_off);
+ if (bfa_rport_send_fwdelete(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_on_del);
+ if (bfa_rport_send_fwdelete(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_on_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ break;
+
+ case BFA_RPORT_SM_SET_SPEED:
+ bfa_rport_send_fwspeed(rp);
+ break;
+
+ case BFA_RPORT_SM_QOS_SCN:
+ qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg;
+ rp->qos_attr = qos_scn->new_qos_attr;
+ bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id);
+ bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id);
+ bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority);
+ bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority);
+
+ qos_scn->old_qos_attr.qos_flow_id =
+ be32_to_cpu(qos_scn->old_qos_attr.qos_flow_id);
+ qos_scn->new_qos_attr.qos_flow_id =
+ be32_to_cpu(qos_scn->new_qos_attr.qos_flow_id);
+
+ if (qos_scn->old_qos_attr.qos_flow_id !=
+ qos_scn->new_qos_attr.qos_flow_id)
+ bfa_cb_rport_qos_scn_flowid(rp->rport_drv,
+ qos_scn->old_qos_attr,
+ qos_scn->new_qos_attr);
+ if (qos_scn->old_qos_attr.qos_priority !=
+ qos_scn->new_qos_attr.qos_priority)
+ bfa_cb_rport_qos_scn_prio(rp->rport_drv,
+ qos_scn->old_qos_attr,
+ qos_scn->new_qos_attr);
+ break;
+
+ default:
+ bfa_stats(rp, sm_on_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Firmware rport is being deleted - awaiting f/w response.
+ */
+static void
+bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_FWRSP:
+ bfa_stats(rp, sm_fwd_rsp);
+ bfa_sm_set_state(rp, bfa_rport_sm_offline);
+ bfa_rport_offline_cb(rp);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_fwd_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_fwd_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ bfa_rport_offline_cb(rp);
+ break;
+
+ default:
+ bfa_stats(rp, sm_fwd_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+static void
+bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_QRESUME:
+ bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+ bfa_rport_send_fwdelete(rp);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_fwd_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_fwd_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ bfa_reqq_wcancel(&rp->reqq_wait);
+ bfa_rport_offline_cb(rp);
+ break;
+
+ default:
+ bfa_stats(rp, sm_fwd_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Offline state.
+ */
+static void
+bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_off_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_rport_free(rp);
+ break;
+
+ case BFA_RPORT_SM_ONLINE:
+ bfa_stats(rp, sm_off_on);
+ if (bfa_rport_send_fwcreate(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_off_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ break;
+
+ case BFA_RPORT_SM_OFFLINE:
+ bfa_rport_offline_cb(rp);
+ break;
+
+ default:
+ bfa_stats(rp, sm_off_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Rport is deleted, waiting for firmware response to delete.
+ */
+static void
+bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_FWRSP:
+ bfa_stats(rp, sm_del_fwrsp);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_rport_free(rp);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_del_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_rport_free(rp);
+ break;
+
+ default:
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+static void
+bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_QRESUME:
+ bfa_stats(rp, sm_del_fwrsp);
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+ bfa_rport_send_fwdelete(rp);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_del_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_reqq_wcancel(&rp->reqq_wait);
+ bfa_rport_free(rp);
+ break;
+
+ default:
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Waiting for rport create response from firmware. A delete is pending.
+ */
+static void
+bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
+ enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_FWRSP:
+ bfa_stats(rp, sm_delp_fwrsp);
+ if (bfa_rport_send_fwdelete(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_delp_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_rport_free(rp);
+ break;
+
+ default:
+ bfa_stats(rp, sm_delp_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * Waiting for rport create response from firmware. Rport offline is pending.
+ */
+static void
+bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
+ enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_FWRSP:
+ bfa_stats(rp, sm_offp_fwrsp);
+ if (bfa_rport_send_fwdelete(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_offp_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ bfa_stats(rp, sm_offp_hwf);
+ bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+ bfa_rport_offline_cb(rp);
+ break;
+
+ default:
+ bfa_stats(rp, sm_offp_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+/*
+ * IOC h/w failed.
+ */
+static void
+bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+ bfa_trc(rp->bfa, rp->rport_tag);
+ bfa_trc(rp->bfa, event);
+
+ switch (event) {
+ case BFA_RPORT_SM_OFFLINE:
+ bfa_stats(rp, sm_iocd_off);
+ bfa_rport_offline_cb(rp);
+ break;
+
+ case BFA_RPORT_SM_DELETE:
+ bfa_stats(rp, sm_iocd_del);
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+ bfa_rport_free(rp);
+ break;
+
+ case BFA_RPORT_SM_ONLINE:
+ bfa_stats(rp, sm_iocd_on);
+ if (bfa_rport_send_fwcreate(rp))
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+ else
+ bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+ break;
+
+ case BFA_RPORT_SM_HWFAIL:
+ break;
+
+ default:
+ bfa_stats(rp, sm_iocd_unexp);
+ bfa_sm_fault(rp->bfa, event);
+ }
+}
+
+
+
+/*
+ * bfa_rport_private BFA rport private functions
+ */
+
+static void
+__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_rport_s *rp = cbarg;
+
+ if (complete)
+ bfa_cb_rport_online(rp->rport_drv);
+}
+
+static void
+__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_rport_s *rp = cbarg;
+
+ if (complete)
+ bfa_cb_rport_offline(rp->rport_drv);
+}
+
+static void
+bfa_rport_qresume(void *cbarg)
+{
+ struct bfa_rport_s *rp = cbarg;
+
+ bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME);
+}
+
+void
+bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_mem_kva_s *rport_kva = BFA_MEM_RPORT_KVA(bfa);
+
+ if (cfg->fwcfg.num_rports < BFA_RPORT_MIN)
+ cfg->fwcfg.num_rports = BFA_RPORT_MIN;
+
+ /* kva memory */
+ bfa_mem_kva_setup(minfo, rport_kva,
+ cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s));
+}
+
+void
+bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+ struct bfa_rport_s *rp;
+ u16 i;
+
+ INIT_LIST_HEAD(&mod->rp_free_q);
+ INIT_LIST_HEAD(&mod->rp_active_q);
+ INIT_LIST_HEAD(&mod->rp_unused_q);
+
+ rp = (struct bfa_rport_s *) bfa_mem_kva_curp(mod);
+ mod->rps_list = rp;
+ mod->num_rports = cfg->fwcfg.num_rports;
+
+ WARN_ON(!mod->num_rports ||
+ (mod->num_rports & (mod->num_rports - 1)));
+
+ for (i = 0; i < mod->num_rports; i++, rp++) {
+ memset(rp, 0, sizeof(struct bfa_rport_s));
+ rp->bfa = bfa;
+ rp->rport_tag = i;
+ bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+
+ /*
+ * - is unused
+ */
+ if (i)
+ list_add_tail(&rp->qe, &mod->rp_free_q);
+
+ bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp);
+ }
+
+ /*
+ * consume memory
+ */
+ bfa_mem_kva_curp(mod) = (u8 *) rp;
+}
+
+void
+bfa_rport_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+ struct bfa_rport_s *rport;
+ struct list_head *qe, *qen;
+
+ /* Enqueue unused rport resources to free_q */
+ list_splice_tail_init(&mod->rp_unused_q, &mod->rp_free_q);
+
+ list_for_each_safe(qe, qen, &mod->rp_active_q) {
+ rport = (struct bfa_rport_s *) qe;
+ bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL);
+ }
+}
+
+static struct bfa_rport_s *
+bfa_rport_alloc(struct bfa_rport_mod_s *mod)
+{
+ struct bfa_rport_s *rport;
+
+ bfa_q_deq(&mod->rp_free_q, &rport);
+ if (rport)
+ list_add_tail(&rport->qe, &mod->rp_active_q);
+
+ return rport;
+}
+
+static void
+bfa_rport_free(struct bfa_rport_s *rport)
+{
+ struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa);
+
+ WARN_ON(!bfa_q_is_on_q(&mod->rp_active_q, rport));
+ list_del(&rport->qe);
+ list_add_tail(&rport->qe, &mod->rp_free_q);
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwcreate(struct bfa_rport_s *rp)
+{
+ struct bfi_rport_create_req_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+ if (!m) {
+ bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ,
+ bfa_fn_lpu(rp->bfa));
+ m->bfa_handle = rp->rport_tag;
+ m->max_frmsz = cpu_to_be16(rp->rport_info.max_frmsz);
+ m->pid = rp->rport_info.pid;
+ m->lp_fwtag = bfa_lps_get_fwtag(rp->bfa, (u8)rp->rport_info.lp_tag);
+ m->local_pid = rp->rport_info.local_pid;
+ m->fc_class = rp->rport_info.fc_class;
+ m->vf_en = rp->rport_info.vf_en;
+ m->vf_id = rp->rport_info.vf_id;
+ m->cisc = rp->rport_info.cisc;
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh);
+ return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwdelete(struct bfa_rport_s *rp)
+{
+ struct bfi_rport_delete_req_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+ if (!m) {
+ bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ,
+ bfa_fn_lpu(rp->bfa));
+ m->fw_handle = rp->fw_handle;
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh);
+ return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwspeed(struct bfa_rport_s *rp)
+{
+ struct bfa_rport_speed_req_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+ if (!m) {
+ bfa_trc(rp->bfa, rp->rport_info.speed);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ,
+ bfa_fn_lpu(rp->bfa));
+ m->fw_handle = rp->fw_handle;
+ m->speed = (u8)rp->rport_info.speed;
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh);
+ return BFA_TRUE;
+}
+
+
+
+/*
+ * bfa_rport_public
+ */
+
+/*
+ * Rport interrupt processing.
+ */
+void
+bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+ union bfi_rport_i2h_msg_u msg;
+ struct bfa_rport_s *rp;
+
+ bfa_trc(bfa, m->mhdr.msg_id);
+
+ msg.msg = m;
+
+ switch (m->mhdr.msg_id) {
+ case BFI_RPORT_I2H_CREATE_RSP:
+ rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle);
+ rp->fw_handle = msg.create_rsp->fw_handle;
+ rp->qos_attr = msg.create_rsp->qos_attr;
+ bfa_rport_set_lunmask(bfa, rp);
+ WARN_ON(msg.create_rsp->status != BFA_STATUS_OK);
+ bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
+ break;
+
+ case BFI_RPORT_I2H_DELETE_RSP:
+ rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle);
+ WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK);
+ bfa_rport_unset_lunmask(bfa, rp);
+ bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
+ break;
+
+ case BFI_RPORT_I2H_QOS_SCN:
+ rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle);
+ rp->event_arg.fw_msg = msg.qos_scn_evt;
+ bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN);
+ break;
+
+ case BFI_RPORT_I2H_LIP_SCN_ONLINE:
+ bfa_fcport_update_loop_info(BFA_FCPORT_MOD(bfa),
+ &msg.lip_scn->loop_info);
+ bfa_cb_rport_scn_online(bfa);
+ break;
+
+ case BFI_RPORT_I2H_LIP_SCN_OFFLINE:
+ bfa_cb_rport_scn_offline(bfa);
+ break;
+
+ case BFI_RPORT_I2H_NO_DEV:
+ rp = BFA_RPORT_FROM_TAG(bfa, msg.lip_scn->bfa_handle);
+ bfa_cb_rport_scn_no_dev(rp->rport_drv);
+ break;
+
+ default:
+ bfa_trc(bfa, m->mhdr.msg_id);
+ WARN_ON(1);
+ }
+}
+
+void
+bfa_rport_res_recfg(struct bfa_s *bfa, u16 num_rport_fw)
+{
+ struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+ struct list_head *qe;
+ int i;
+
+ for (i = 0; i < (mod->num_rports - num_rport_fw); i++) {
+ bfa_q_deq_tail(&mod->rp_free_q, &qe);
+ list_add_tail(qe, &mod->rp_unused_q);
+ }
+}
+
+/*
+ * bfa_rport_api
+ */
+
+struct bfa_rport_s *
+bfa_rport_create(struct bfa_s *bfa, void *rport_drv)
+{
+ struct bfa_rport_s *rp;
+
+ rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa));
+
+ if (rp == NULL)
+ return NULL;
+
+ rp->bfa = bfa;
+ rp->rport_drv = rport_drv;
+ memset(&rp->stats, 0, sizeof(rp->stats));
+
+ WARN_ON(!bfa_sm_cmp_state(rp, bfa_rport_sm_uninit));
+ bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE);
+
+ return rp;
+}
+
+void
+bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info)
+{
+ WARN_ON(rport_info->max_frmsz == 0);
+
+ /*
+ * Some JBODs are seen to be not setting PDU size correctly in PLOGI
+ * responses. Default to minimum size.
+ */
+ if (rport_info->max_frmsz == 0) {
+ bfa_trc(rport->bfa, rport->rport_tag);
+ rport_info->max_frmsz = FC_MIN_PDUSZ;
+ }
+
+ rport->rport_info = *rport_info;
+ bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE);
+}
+
+void
+bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed)
+{
+ WARN_ON(speed == 0);
+ WARN_ON(speed == BFA_PORT_SPEED_AUTO);
+
+ if (rport) {
+ rport->rport_info.speed = speed;
+ bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED);
+ }
+}
+
+/* Set Rport LUN Mask */
+void
+bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp)
+{
+ struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa);
+ wwn_t lp_wwn, rp_wwn;
+ u8 lp_tag = (u8)rp->rport_info.lp_tag;
+
+ rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn;
+ lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn;
+
+ BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask =
+ rp->lun_mask = BFA_TRUE;
+ bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn, rp->rport_tag, lp_tag);
+}
+
+/* Unset Rport LUN mask */
+void
+bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp)
+{
+ struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa);
+ wwn_t lp_wwn, rp_wwn;
+
+ rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn;
+ lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn;
+
+ BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask =
+ rp->lun_mask = BFA_FALSE;
+ bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn,
+ BFA_RPORT_TAG_INVALID, BFA_LP_TAG_INVALID);
+}
+
+/*
+ * SGPG related functions
+ */
+
+/*
+ * Compute and return memory needed by FCP(im) module.
+ */
+void
+bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_sgpg_mod_s *sgpg_mod = BFA_SGPG_MOD(bfa);
+ struct bfa_mem_kva_s *sgpg_kva = BFA_MEM_SGPG_KVA(bfa);
+ struct bfa_mem_dma_s *seg_ptr;
+ u16 nsegs, idx, per_seg_sgpg, num_sgpg;
+ u32 sgpg_sz = sizeof(struct bfi_sgpg_s);
+
+ if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN)
+ cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
+ else if (cfg->drvcfg.num_sgpgs > BFA_SGPG_MAX)
+ cfg->drvcfg.num_sgpgs = BFA_SGPG_MAX;
+
+ num_sgpg = cfg->drvcfg.num_sgpgs;
+
+ nsegs = BFI_MEM_DMA_NSEGS(num_sgpg, sgpg_sz);
+ per_seg_sgpg = BFI_MEM_NREQS_SEG(sgpg_sz);
+
+ bfa_mem_dma_seg_iter(sgpg_mod, seg_ptr, nsegs, idx) {
+ if (num_sgpg >= per_seg_sgpg) {
+ num_sgpg -= per_seg_sgpg;
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ per_seg_sgpg * sgpg_sz);
+ } else
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ num_sgpg * sgpg_sz);
+ }
+
+ /* kva memory */
+ bfa_mem_kva_setup(minfo, sgpg_kva,
+ cfg->drvcfg.num_sgpgs * sizeof(struct bfa_sgpg_s));
+}
+
+void
+bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+ struct bfa_sgpg_s *hsgpg;
+ struct bfi_sgpg_s *sgpg;
+ u64 align_len;
+ struct bfa_mem_dma_s *seg_ptr;
+ u32 sgpg_sz = sizeof(struct bfi_sgpg_s);
+ u16 i, idx, nsegs, per_seg_sgpg, num_sgpg;
+
+ union {
+ u64 pa;
+ union bfi_addr_u addr;
+ } sgpg_pa, sgpg_pa_tmp;
+
+ INIT_LIST_HEAD(&mod->sgpg_q);
+ INIT_LIST_HEAD(&mod->sgpg_wait_q);
+
+ bfa_trc(bfa, cfg->drvcfg.num_sgpgs);
+
+ mod->free_sgpgs = mod->num_sgpgs = cfg->drvcfg.num_sgpgs;
+
+ num_sgpg = cfg->drvcfg.num_sgpgs;
+ nsegs = BFI_MEM_DMA_NSEGS(num_sgpg, sgpg_sz);
+
+ /* dma/kva mem claim */
+ hsgpg = (struct bfa_sgpg_s *) bfa_mem_kva_curp(mod);
+
+ bfa_mem_dma_seg_iter(mod, seg_ptr, nsegs, idx) {
+
+ if (!bfa_mem_dma_virt(seg_ptr))
+ break;
+
+ align_len = BFA_SGPG_ROUNDUP(bfa_mem_dma_phys(seg_ptr)) -
+ bfa_mem_dma_phys(seg_ptr);
+
+ sgpg = (struct bfi_sgpg_s *)
+ (((u8 *) bfa_mem_dma_virt(seg_ptr)) + align_len);
+ sgpg_pa.pa = bfa_mem_dma_phys(seg_ptr) + align_len;
+ WARN_ON(sgpg_pa.pa & (sgpg_sz - 1));
+
+ per_seg_sgpg = (seg_ptr->mem_len - (u32)align_len) / sgpg_sz;
+
+ for (i = 0; num_sgpg > 0 && i < per_seg_sgpg; i++, num_sgpg--) {
+ memset(hsgpg, 0, sizeof(*hsgpg));
+ memset(sgpg, 0, sizeof(*sgpg));
+
+ hsgpg->sgpg = sgpg;
+ sgpg_pa_tmp.pa = bfa_sgaddr_le(sgpg_pa.pa);
+ hsgpg->sgpg_pa = sgpg_pa_tmp.addr;
+ list_add_tail(&hsgpg->qe, &mod->sgpg_q);
+
+ sgpg++;
+ hsgpg++;
+ sgpg_pa.pa += sgpg_sz;
+ }
+ }
+
+ bfa_mem_kva_curp(mod) = (u8 *) hsgpg;
+}
+
+bfa_status_t
+bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs)
+{
+ struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+ struct bfa_sgpg_s *hsgpg;
+ int i;
+
+ if (mod->free_sgpgs < nsgpgs)
+ return BFA_STATUS_ENOMEM;
+
+ for (i = 0; i < nsgpgs; i++) {
+ bfa_q_deq(&mod->sgpg_q, &hsgpg);
+ WARN_ON(!hsgpg);
+ list_add_tail(&hsgpg->qe, sgpg_q);
+ }
+
+ mod->free_sgpgs -= nsgpgs;
+ return BFA_STATUS_OK;
+}
+
+void
+bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg)
+{
+ struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+ struct bfa_sgpg_wqe_s *wqe;
+
+ mod->free_sgpgs += nsgpg;
+ WARN_ON(mod->free_sgpgs > mod->num_sgpgs);
+
+ list_splice_tail_init(sgpg_q, &mod->sgpg_q);
+
+ if (list_empty(&mod->sgpg_wait_q))
+ return;
+
+ /*
+ * satisfy as many waiting requests as possible
+ */
+ do {
+ wqe = bfa_q_first(&mod->sgpg_wait_q);
+ if (mod->free_sgpgs < wqe->nsgpg)
+ nsgpg = mod->free_sgpgs;
+ else
+ nsgpg = wqe->nsgpg;
+ bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg);
+ wqe->nsgpg -= nsgpg;
+ if (wqe->nsgpg == 0) {
+ list_del(&wqe->qe);
+ wqe->cbfn(wqe->cbarg);
+ }
+ } while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q));
+}
+
+void
+bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg)
+{
+ struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+
+ WARN_ON(nsgpg <= 0);
+ WARN_ON(nsgpg <= mod->free_sgpgs);
+
+ wqe->nsgpg_total = wqe->nsgpg = nsgpg;
+
+ /*
+ * allocate any left to this one first
+ */
+ if (mod->free_sgpgs) {
+ /*
+ * no one else is waiting for SGPG
+ */
+ WARN_ON(!list_empty(&mod->sgpg_wait_q));
+ list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q);
+ wqe->nsgpg -= mod->free_sgpgs;
+ mod->free_sgpgs = 0;
+ }
+
+ list_add_tail(&wqe->qe, &mod->sgpg_wait_q);
+}
+
+void
+bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe)
+{
+ struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+
+ WARN_ON(!bfa_q_is_on_q(&mod->sgpg_wait_q, wqe));
+ list_del(&wqe->qe);
+
+ if (wqe->nsgpg_total != wqe->nsgpg)
+ bfa_sgpg_mfree(bfa, &wqe->sgpg_q,
+ wqe->nsgpg_total - wqe->nsgpg);
+}
+
+void
+bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg),
+ void *cbarg)
+{
+ INIT_LIST_HEAD(&wqe->sgpg_q);
+ wqe->cbfn = cbfn;
+ wqe->cbarg = cbarg;
+}
+
+/*
+ * UF related functions
+ */
+/*
+ *****************************************************************************
+ * Internal functions
+ *****************************************************************************
+ */
+static void
+__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete)
+{
+ struct bfa_uf_s *uf = cbarg;
+ struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa);
+
+ if (complete)
+ ufm->ufrecv(ufm->cbarg, uf);
+}
+
+static void
+claim_uf_post_msgs(struct bfa_uf_mod_s *ufm)
+{
+ struct bfi_uf_buf_post_s *uf_bp_msg;
+ u16 i;
+ u16 buf_len;
+
+ ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_mem_kva_curp(ufm);
+ uf_bp_msg = ufm->uf_buf_posts;
+
+ for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs;
+ i++, uf_bp_msg++) {
+ memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s));
+
+ uf_bp_msg->buf_tag = i;
+ buf_len = sizeof(struct bfa_uf_buf_s);
+ uf_bp_msg->buf_len = cpu_to_be16(buf_len);
+ bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST,
+ bfa_fn_lpu(ufm->bfa));
+ bfa_alen_set(&uf_bp_msg->alen, buf_len, ufm_pbs_pa(ufm, i));
+ }
+
+ /*
+ * advance pointer beyond consumed memory
+ */
+ bfa_mem_kva_curp(ufm) = (u8 *) uf_bp_msg;
+}
+
+static void
+claim_ufs(struct bfa_uf_mod_s *ufm)
+{
+ u16 i;
+ struct bfa_uf_s *uf;
+
+ /*
+ * Claim block of memory for UF list
+ */
+ ufm->uf_list = (struct bfa_uf_s *) bfa_mem_kva_curp(ufm);
+
+ /*
+ * Initialize UFs and queue it in UF free queue
+ */
+ for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) {
+ memset(uf, 0, sizeof(struct bfa_uf_s));
+ uf->bfa = ufm->bfa;
+ uf->uf_tag = i;
+ uf->pb_len = BFA_PER_UF_DMA_SZ;
+ uf->buf_kva = bfa_mem_get_dmabuf_kva(ufm, i, BFA_PER_UF_DMA_SZ);
+ uf->buf_pa = ufm_pbs_pa(ufm, i);
+ list_add_tail(&uf->qe, &ufm->uf_free_q);
+ }
+
+ /*
+ * advance memory pointer
+ */
+ bfa_mem_kva_curp(ufm) = (u8 *) uf;
+}
+
+static void
+uf_mem_claim(struct bfa_uf_mod_s *ufm)
+{
+ claim_ufs(ufm);
+ claim_uf_post_msgs(ufm);
+}
+
+void
+bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
+ struct bfa_s *bfa)
+{
+ struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+ struct bfa_mem_kva_s *uf_kva = BFA_MEM_UF_KVA(bfa);
+ u32 num_ufs = cfg->fwcfg.num_uf_bufs;
+ struct bfa_mem_dma_s *seg_ptr;
+ u16 nsegs, idx, per_seg_uf = 0;
+
+ nsegs = BFI_MEM_DMA_NSEGS(num_ufs, BFA_PER_UF_DMA_SZ);
+ per_seg_uf = BFI_MEM_NREQS_SEG(BFA_PER_UF_DMA_SZ);
+
+ bfa_mem_dma_seg_iter(ufm, seg_ptr, nsegs, idx) {
+ if (num_ufs >= per_seg_uf) {
+ num_ufs -= per_seg_uf;
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ per_seg_uf * BFA_PER_UF_DMA_SZ);
+ } else
+ bfa_mem_dma_setup(minfo, seg_ptr,
+ num_ufs * BFA_PER_UF_DMA_SZ);
+ }
+
+ /* kva memory */
+ bfa_mem_kva_setup(minfo, uf_kva, cfg->fwcfg.num_uf_bufs *
+ (sizeof(struct bfa_uf_s) + sizeof(struct bfi_uf_buf_post_s)));
+}
+
+void
+bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+
+ ufm->bfa = bfa;
+ ufm->num_ufs = cfg->fwcfg.num_uf_bufs;
+ INIT_LIST_HEAD(&ufm->uf_free_q);
+ INIT_LIST_HEAD(&ufm->uf_posted_q);
+ INIT_LIST_HEAD(&ufm->uf_unused_q);
+
+ uf_mem_claim(ufm);
+}
+
+static struct bfa_uf_s *
+bfa_uf_get(struct bfa_uf_mod_s *uf_mod)
+{
+ struct bfa_uf_s *uf;
+
+ bfa_q_deq(&uf_mod->uf_free_q, &uf);
+ return uf;
+}
+
+static void
+bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf)
+{
+ list_add_tail(&uf->qe, &uf_mod->uf_free_q);
+}
+
+static bfa_status_t
+bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf)
+{
+ struct bfi_uf_buf_post_s *uf_post_msg;
+
+ uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP);
+ if (!uf_post_msg)
+ return BFA_STATUS_FAILED;
+
+ memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag],
+ sizeof(struct bfi_uf_buf_post_s));
+ bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP, uf_post_msg->mh);
+
+ bfa_trc(ufm->bfa, uf->uf_tag);
+
+ list_add_tail(&uf->qe, &ufm->uf_posted_q);
+ return BFA_STATUS_OK;
+}
+
+static void
+bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod)
+{
+ struct bfa_uf_s *uf;
+
+ while ((uf = bfa_uf_get(uf_mod)) != NULL) {
+ if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK)
+ break;
+ }
+}
+
+static void
+uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m)
+{
+ struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+ u16 uf_tag = m->buf_tag;
+ struct bfa_uf_s *uf = &ufm->uf_list[uf_tag];
+ struct bfa_uf_buf_s *uf_buf;
+ uint8_t *buf;
+ struct fchs_s *fchs;
+
+ uf_buf = (struct bfa_uf_buf_s *)
+ bfa_mem_get_dmabuf_kva(ufm, uf_tag, uf->pb_len);
+ buf = &uf_buf->d[0];
+
+ m->frm_len = be16_to_cpu(m->frm_len);
+ m->xfr_len = be16_to_cpu(m->xfr_len);
+
+ fchs = (struct fchs_s *)uf_buf;
+
+ list_del(&uf->qe); /* dequeue from posted queue */
+
+ uf->data_ptr = buf;
+ uf->data_len = m->xfr_len;
+
+ WARN_ON(uf->data_len < sizeof(struct fchs_s));
+
+ if (uf->data_len == sizeof(struct fchs_s)) {
+ bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX,
+ uf->data_len, (struct fchs_s *)buf);
+ } else {
+ u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s)));
+ bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF,
+ BFA_PL_EID_RX, uf->data_len,
+ (struct fchs_s *)buf, pld_w0);
+ }
+
+ if (bfa->fcs)
+ __bfa_cb_uf_recv(uf, BFA_TRUE);
+ else
+ bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf);
+}
+
+void
+bfa_uf_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+ struct bfa_uf_s *uf;
+ struct list_head *qe, *qen;
+
+ /* Enqueue unused uf resources to free_q */
+ list_splice_tail_init(&ufm->uf_unused_q, &ufm->uf_free_q);
+
+ list_for_each_safe(qe, qen, &ufm->uf_posted_q) {
+ uf = (struct bfa_uf_s *) qe;
+ list_del(&uf->qe);
+ bfa_uf_put(ufm, uf);
+ }
+}
+
+void
+bfa_uf_start(struct bfa_s *bfa)
+{
+ bfa_uf_post_all(BFA_UF_MOD(bfa));
+}
+
+/*
+ * Register handler for all unsolicted receive frames.
+ *
+ * @param[in] bfa BFA instance
+ * @param[in] ufrecv receive handler function
+ * @param[in] cbarg receive handler arg
+ */
+void
+bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg)
+{
+ struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+
+ ufm->ufrecv = ufrecv;
+ ufm->cbarg = cbarg;
+}
+
+/*
+ * Free an unsolicited frame back to BFA.
+ *
+ * @param[in] uf unsolicited frame to be freed
+ *
+ * @return None
+ */
+void
+bfa_uf_free(struct bfa_uf_s *uf)
+{
+ bfa_uf_put(BFA_UF_MOD(uf->bfa), uf);
+ bfa_uf_post_all(BFA_UF_MOD(uf->bfa));
+}
+
+
+
+/*
+ * uf_pub BFA uf module public functions
+ */
+void
+bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+ bfa_trc(bfa, msg->mhdr.msg_id);
+
+ switch (msg->mhdr.msg_id) {
+ case BFI_UF_I2H_FRM_RCVD:
+ uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg);
+ break;
+
+ default:
+ bfa_trc(bfa, msg->mhdr.msg_id);
+ WARN_ON(1);
+ }
+}
+
+void
+bfa_uf_res_recfg(struct bfa_s *bfa, u16 num_uf_fw)
+{
+ struct bfa_uf_mod_s *mod = BFA_UF_MOD(bfa);
+ struct list_head *qe;
+ int i;
+
+ for (i = 0; i < (mod->num_ufs - num_uf_fw); i++) {
+ bfa_q_deq_tail(&mod->uf_free_q, &qe);
+ list_add_tail(qe, &mod->uf_unused_q);
+ }
+}
+
+/*
+ * Dport forward declaration
+ */
+
+enum bfa_dport_test_state_e {
+ BFA_DPORT_ST_DISABLED = 0, /*!< dport is disabled */
+ BFA_DPORT_ST_INP = 1, /*!< test in progress */
+ BFA_DPORT_ST_COMP = 2, /*!< test complete successfully */
+ BFA_DPORT_ST_NO_SFP = 3, /*!< sfp is not present */
+ BFA_DPORT_ST_NOTSTART = 4, /*!< test not start dport is enabled */
+};
+
+/*
+ * BFA DPORT state machine events
+ */
+enum bfa_dport_sm_event {
+ BFA_DPORT_SM_ENABLE = 1, /* dport enable event */
+ BFA_DPORT_SM_DISABLE = 2, /* dport disable event */
+ BFA_DPORT_SM_FWRSP = 3, /* fw enable/disable rsp */
+ BFA_DPORT_SM_QRESUME = 4, /* CQ space available */
+ BFA_DPORT_SM_HWFAIL = 5, /* IOC h/w failure */
+ BFA_DPORT_SM_START = 6, /* re-start dport test */
+ BFA_DPORT_SM_REQFAIL = 7, /* request failure */
+ BFA_DPORT_SM_SCN = 8, /* state change notify frm fw */
+};
+
+static void bfa_dport_sm_disabled(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_enabling_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_enabling(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_enabled(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_disabling_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_disabling(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_starting_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_starting(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_dynamic_disabling(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event);
+static void bfa_dport_qresume(void *cbarg);
+static void bfa_dport_req_comp(struct bfa_dport_s *dport,
+ struct bfi_diag_dport_rsp_s *msg);
+static void bfa_dport_scn(struct bfa_dport_s *dport,
+ struct bfi_diag_dport_scn_s *msg);
+
+/*
+ * BFA fcdiag module
+ */
+#define BFA_DIAG_QTEST_TOV 1000 /* msec */
+
+/*
+ * Set port status to busy
+ */
+static void
+bfa_fcdiag_set_busy_status(struct bfa_fcdiag_s *fcdiag)
+{
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fcdiag->bfa);
+
+ if (fcdiag->lb.lock)
+ fcport->diag_busy = BFA_TRUE;
+ else
+ fcport->diag_busy = BFA_FALSE;
+}
+
+void
+bfa_fcdiag_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+ struct bfa_pcidev_s *pcidev)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ struct bfa_dport_s *dport = &fcdiag->dport;
+
+ fcdiag->bfa = bfa;
+ fcdiag->trcmod = bfa->trcmod;
+ /* The common DIAG attach bfa_diag_attach() will do all memory claim */
+ dport->bfa = bfa;
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_reqq_winit(&dport->reqq_wait, bfa_dport_qresume, dport);
+ dport->cbfn = NULL;
+ dport->cbarg = NULL;
+ dport->test_state = BFA_DPORT_ST_DISABLED;
+ memset(&dport->result, 0, sizeof(struct bfa_diag_dport_result_s));
+}
+
+void
+bfa_fcdiag_iocdisable(struct bfa_s *bfa)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ struct bfa_dport_s *dport = &fcdiag->dport;
+
+ bfa_trc(fcdiag, fcdiag->lb.lock);
+ if (fcdiag->lb.lock) {
+ fcdiag->lb.status = BFA_STATUS_IOC_FAILURE;
+ fcdiag->lb.cbfn(fcdiag->lb.cbarg, fcdiag->lb.status);
+ fcdiag->lb.lock = 0;
+ bfa_fcdiag_set_busy_status(fcdiag);
+ }
+
+ bfa_sm_send_event(dport, BFA_DPORT_SM_HWFAIL);
+}
+
+static void
+bfa_fcdiag_queuetest_timeout(void *cbarg)
+{
+ struct bfa_fcdiag_s *fcdiag = cbarg;
+ struct bfa_diag_qtest_result_s *res = fcdiag->qtest.result;
+
+ bfa_trc(fcdiag, fcdiag->qtest.all);
+ bfa_trc(fcdiag, fcdiag->qtest.count);
+
+ fcdiag->qtest.timer_active = 0;
+
+ res->status = BFA_STATUS_ETIMER;
+ res->count = QTEST_CNT_DEFAULT - fcdiag->qtest.count;
+ if (fcdiag->qtest.all)
+ res->queue = fcdiag->qtest.all;
+
+ bfa_trc(fcdiag, BFA_STATUS_ETIMER);
+ fcdiag->qtest.status = BFA_STATUS_ETIMER;
+ fcdiag->qtest.cbfn(fcdiag->qtest.cbarg, fcdiag->qtest.status);
+ fcdiag->qtest.lock = 0;
+}
+
+static bfa_status_t
+bfa_fcdiag_queuetest_send(struct bfa_fcdiag_s *fcdiag)
+{
+ u32 i;
+ struct bfi_diag_qtest_req_s *req;
+
+ req = bfa_reqq_next(fcdiag->bfa, fcdiag->qtest.queue);
+ if (!req)
+ return BFA_STATUS_DEVBUSY;
+
+ /* build host command */
+ bfi_h2i_set(req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_QTEST,
+ bfa_fn_lpu(fcdiag->bfa));
+
+ for (i = 0; i < BFI_LMSG_PL_WSZ; i++)
+ req->data[i] = QTEST_PAT_DEFAULT;
+
+ bfa_trc(fcdiag, fcdiag->qtest.queue);
+ /* ring door bell */
+ bfa_reqq_produce(fcdiag->bfa, fcdiag->qtest.queue, req->mh);
+ return BFA_STATUS_OK;
+}
+
+static void
+bfa_fcdiag_queuetest_comp(struct bfa_fcdiag_s *fcdiag,
+ bfi_diag_qtest_rsp_t *rsp)
+{
+ struct bfa_diag_qtest_result_s *res = fcdiag->qtest.result;
+ bfa_status_t status = BFA_STATUS_OK;
+ int i;
+
+ /* Check timer, should still be active */
+ if (!fcdiag->qtest.timer_active) {
+ bfa_trc(fcdiag, fcdiag->qtest.timer_active);
+ return;
+ }
+
+ /* update count */
+ fcdiag->qtest.count--;
+
+ /* Check result */
+ for (i = 0; i < BFI_LMSG_PL_WSZ; i++) {
+ if (rsp->data[i] != ~(QTEST_PAT_DEFAULT)) {
+ res->status = BFA_STATUS_DATACORRUPTED;
+ break;
+ }
+ }
+
+ if (res->status == BFA_STATUS_OK) {
+ if (fcdiag->qtest.count > 0) {
+ status = bfa_fcdiag_queuetest_send(fcdiag);
+ if (status == BFA_STATUS_OK)
+ return;
+ else
+ res->status = status;
+ } else if (fcdiag->qtest.all > 0 &&
+ fcdiag->qtest.queue < (BFI_IOC_MAX_CQS - 1)) {
+ fcdiag->qtest.count = QTEST_CNT_DEFAULT;
+ fcdiag->qtest.queue++;
+ status = bfa_fcdiag_queuetest_send(fcdiag);
+ if (status == BFA_STATUS_OK)
+ return;
+ else
+ res->status = status;
+ }
+ }
+
+ /* Stop timer when we comp all queue */
+ if (fcdiag->qtest.timer_active) {
+ bfa_timer_stop(&fcdiag->qtest.timer);
+ fcdiag->qtest.timer_active = 0;
+ }
+ res->queue = fcdiag->qtest.queue;
+ res->count = QTEST_CNT_DEFAULT - fcdiag->qtest.count;
+ bfa_trc(fcdiag, res->count);
+ bfa_trc(fcdiag, res->status);
+ fcdiag->qtest.status = res->status;
+ fcdiag->qtest.cbfn(fcdiag->qtest.cbarg, fcdiag->qtest.status);
+ fcdiag->qtest.lock = 0;
+}
+
+static void
+bfa_fcdiag_loopback_comp(struct bfa_fcdiag_s *fcdiag,
+ struct bfi_diag_lb_rsp_s *rsp)
+{
+ struct bfa_diag_loopback_result_s *res = fcdiag->lb.result;
+
+ res->numtxmfrm = be32_to_cpu(rsp->res.numtxmfrm);
+ res->numosffrm = be32_to_cpu(rsp->res.numosffrm);
+ res->numrcvfrm = be32_to_cpu(rsp->res.numrcvfrm);
+ res->badfrminf = be32_to_cpu(rsp->res.badfrminf);
+ res->badfrmnum = be32_to_cpu(rsp->res.badfrmnum);
+ res->status = rsp->res.status;
+ fcdiag->lb.status = rsp->res.status;
+ bfa_trc(fcdiag, fcdiag->lb.status);
+ fcdiag->lb.cbfn(fcdiag->lb.cbarg, fcdiag->lb.status);
+ fcdiag->lb.lock = 0;
+ bfa_fcdiag_set_busy_status(fcdiag);
+}
+
+static bfa_status_t
+bfa_fcdiag_loopback_send(struct bfa_fcdiag_s *fcdiag,
+ struct bfa_diag_loopback_s *loopback)
+{
+ struct bfi_diag_lb_req_s *lb_req;
+
+ lb_req = bfa_reqq_next(fcdiag->bfa, BFA_REQQ_DIAG);
+ if (!lb_req)
+ return BFA_STATUS_DEVBUSY;
+
+ /* build host command */
+ bfi_h2i_set(lb_req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_LOOPBACK,
+ bfa_fn_lpu(fcdiag->bfa));
+
+ lb_req->lb_mode = loopback->lb_mode;
+ lb_req->speed = loopback->speed;
+ lb_req->loopcnt = loopback->loopcnt;
+ lb_req->pattern = loopback->pattern;
+
+ /* ring door bell */
+ bfa_reqq_produce(fcdiag->bfa, BFA_REQQ_DIAG, lb_req->mh);
+
+ bfa_trc(fcdiag, loopback->lb_mode);
+ bfa_trc(fcdiag, loopback->speed);
+ bfa_trc(fcdiag, loopback->loopcnt);
+ bfa_trc(fcdiag, loopback->pattern);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * cpe/rme intr handler
+ */
+void
+bfa_fcdiag_intr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+
+ switch (msg->mhdr.msg_id) {
+ case BFI_DIAG_I2H_LOOPBACK:
+ bfa_fcdiag_loopback_comp(fcdiag,
+ (struct bfi_diag_lb_rsp_s *) msg);
+ break;
+ case BFI_DIAG_I2H_QTEST:
+ bfa_fcdiag_queuetest_comp(fcdiag, (bfi_diag_qtest_rsp_t *)msg);
+ break;
+ case BFI_DIAG_I2H_DPORT:
+ bfa_dport_req_comp(&fcdiag->dport,
+ (struct bfi_diag_dport_rsp_s *)msg);
+ break;
+ case BFI_DIAG_I2H_DPORT_SCN:
+ bfa_dport_scn(&fcdiag->dport,
+ (struct bfi_diag_dport_scn_s *)msg);
+ break;
+ default:
+ bfa_trc(fcdiag, msg->mhdr.msg_id);
+ WARN_ON(1);
+ }
+}
+
+/*
+ * Loopback test
+ *
+ * @param[in] *bfa - bfa data struct
+ * @param[in] opmode - port operation mode
+ * @param[in] speed - port speed
+ * @param[in] lpcnt - loop count
+ * @param[in] pat - pattern to build packet
+ * @param[in] *result - pt to bfa_diag_loopback_result_t data struct
+ * @param[in] cbfn - callback function
+ * @param[in] cbarg - callback functioin arg
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_fcdiag_loopback(struct bfa_s *bfa, enum bfa_port_opmode opmode,
+ enum bfa_port_speed speed, u32 lpcnt, u32 pat,
+ struct bfa_diag_loopback_result_s *result, bfa_cb_diag_t cbfn,
+ void *cbarg)
+{
+ struct bfa_diag_loopback_s loopback;
+ struct bfa_port_attr_s attr;
+ bfa_status_t status;
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+
+ if (!bfa_iocfc_is_operational(bfa))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* if port is PBC disabled, return error */
+ if (bfa_fcport_is_pbcdisabled(bfa)) {
+ bfa_trc(fcdiag, BFA_STATUS_PBC);
+ return BFA_STATUS_PBC;
+ }
+
+ if (bfa_fcport_is_disabled(bfa) == BFA_FALSE) {
+ bfa_trc(fcdiag, opmode);
+ return BFA_STATUS_PORT_NOT_DISABLED;
+ }
+
+ /*
+ * Check if input speed is supported by the port mode
+ */
+ if (bfa_ioc_get_type(&bfa->ioc) == BFA_IOC_TYPE_FC) {
+ if (!(speed == BFA_PORT_SPEED_1GBPS ||
+ speed == BFA_PORT_SPEED_2GBPS ||
+ speed == BFA_PORT_SPEED_4GBPS ||
+ speed == BFA_PORT_SPEED_8GBPS ||
+ speed == BFA_PORT_SPEED_16GBPS ||
+ speed == BFA_PORT_SPEED_AUTO)) {
+ bfa_trc(fcdiag, speed);
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+ bfa_fcport_get_attr(bfa, &attr);
+ bfa_trc(fcdiag, attr.speed_supported);
+ if (speed > attr.speed_supported)
+ return BFA_STATUS_UNSUPP_SPEED;
+ } else {
+ if (speed != BFA_PORT_SPEED_10GBPS) {
+ bfa_trc(fcdiag, speed);
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+ }
+
+ /*
+ * For CT2, 1G is not supported
+ */
+ if ((speed == BFA_PORT_SPEED_1GBPS) &&
+ (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id))) {
+ bfa_trc(fcdiag, speed);
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+
+ /* For Mezz card, port speed entered needs to be checked */
+ if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type)) {
+ if (bfa_ioc_get_type(&bfa->ioc) == BFA_IOC_TYPE_FC) {
+ if (!(speed == BFA_PORT_SPEED_1GBPS ||
+ speed == BFA_PORT_SPEED_2GBPS ||
+ speed == BFA_PORT_SPEED_4GBPS ||
+ speed == BFA_PORT_SPEED_8GBPS ||
+ speed == BFA_PORT_SPEED_16GBPS ||
+ speed == BFA_PORT_SPEED_AUTO))
+ return BFA_STATUS_UNSUPP_SPEED;
+ } else {
+ if (speed != BFA_PORT_SPEED_10GBPS)
+ return BFA_STATUS_UNSUPP_SPEED;
+ }
+ }
+ /* check to see if fcport is dport */
+ if (bfa_fcport_is_dport(bfa)) {
+ bfa_trc(fcdiag, fcdiag->lb.lock);
+ return BFA_STATUS_DPORT_ENABLED;
+ }
+ /* check to see if there is another destructive diag cmd running */
+ if (fcdiag->lb.lock) {
+ bfa_trc(fcdiag, fcdiag->lb.lock);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ fcdiag->lb.lock = 1;
+ loopback.lb_mode = opmode;
+ loopback.speed = speed;
+ loopback.loopcnt = lpcnt;
+ loopback.pattern = pat;
+ fcdiag->lb.result = result;
+ fcdiag->lb.cbfn = cbfn;
+ fcdiag->lb.cbarg = cbarg;
+ memset(result, 0, sizeof(struct bfa_diag_loopback_result_s));
+ bfa_fcdiag_set_busy_status(fcdiag);
+
+ /* Send msg to fw */
+ status = bfa_fcdiag_loopback_send(fcdiag, &loopback);
+ return status;
+}
+
+/*
+ * DIAG queue test command
+ *
+ * @param[in] *bfa - bfa data struct
+ * @param[in] force - 1: don't do ioc op checking
+ * @param[in] queue - queue no. to test
+ * @param[in] *result - pt to bfa_diag_qtest_result_t data struct
+ * @param[in] cbfn - callback function
+ * @param[in] *cbarg - callback functioin arg
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_fcdiag_queuetest(struct bfa_s *bfa, u32 force, u32 queue,
+ struct bfa_diag_qtest_result_s *result, bfa_cb_diag_t cbfn,
+ void *cbarg)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ bfa_status_t status;
+ bfa_trc(fcdiag, force);
+ bfa_trc(fcdiag, queue);
+
+ if (!force && !bfa_iocfc_is_operational(bfa))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* check to see if there is another destructive diag cmd running */
+ if (fcdiag->qtest.lock) {
+ bfa_trc(fcdiag, fcdiag->qtest.lock);
+ return BFA_STATUS_DEVBUSY;
+ }
+
+ /* Initialization */
+ fcdiag->qtest.lock = 1;
+ fcdiag->qtest.cbfn = cbfn;
+ fcdiag->qtest.cbarg = cbarg;
+ fcdiag->qtest.result = result;
+ fcdiag->qtest.count = QTEST_CNT_DEFAULT;
+
+ /* Init test results */
+ fcdiag->qtest.result->status = BFA_STATUS_OK;
+ fcdiag->qtest.result->count = 0;
+
+ /* send */
+ if (queue < BFI_IOC_MAX_CQS) {
+ fcdiag->qtest.result->queue = (u8)queue;
+ fcdiag->qtest.queue = (u8)queue;
+ fcdiag->qtest.all = 0;
+ } else {
+ fcdiag->qtest.result->queue = 0;
+ fcdiag->qtest.queue = 0;
+ fcdiag->qtest.all = 1;
+ }
+ status = bfa_fcdiag_queuetest_send(fcdiag);
+
+ /* Start a timer */
+ if (status == BFA_STATUS_OK) {
+ bfa_timer_start(bfa, &fcdiag->qtest.timer,
+ bfa_fcdiag_queuetest_timeout, fcdiag,
+ BFA_DIAG_QTEST_TOV);
+ fcdiag->qtest.timer_active = 1;
+ }
+ return status;
+}
+
+/*
+ * DIAG PLB is running
+ *
+ * @param[in] *bfa - bfa data struct
+ *
+ * @param[out]
+ */
+bfa_status_t
+bfa_fcdiag_lb_is_running(struct bfa_s *bfa)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ return fcdiag->lb.lock ? BFA_STATUS_DIAG_BUSY : BFA_STATUS_OK;
+}
+
+/*
+ * D-port
+ */
+#define bfa_dport_result_start(__dport, __mode) do { \
+ (__dport)->result.start_time = ktime_get_real_seconds(); \
+ (__dport)->result.status = DPORT_TEST_ST_INPRG; \
+ (__dport)->result.mode = (__mode); \
+ (__dport)->result.rp_pwwn = (__dport)->rp_pwwn; \
+ (__dport)->result.rp_nwwn = (__dport)->rp_nwwn; \
+ (__dport)->result.lpcnt = (__dport)->lpcnt; \
+} while (0)
+
+static bfa_boolean_t bfa_dport_send_req(struct bfa_dport_s *dport,
+ enum bfi_dport_req req);
+static void
+bfa_cb_fcdiag_dport(struct bfa_dport_s *dport, bfa_status_t bfa_status)
+{
+ if (dport->cbfn != NULL) {
+ dport->cbfn(dport->cbarg, bfa_status);
+ dport->cbfn = NULL;
+ dport->cbarg = NULL;
+ }
+}
+
+static void
+bfa_dport_sm_disabled(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_ENABLE:
+ bfa_fcport_dportenable(dport->bfa);
+ if (bfa_dport_send_req(dport, BFI_DPORT_ENABLE))
+ bfa_sm_set_state(dport, bfa_dport_sm_enabling);
+ else
+ bfa_sm_set_state(dport, bfa_dport_sm_enabling_qwait);
+ break;
+
+ case BFA_DPORT_SM_DISABLE:
+ /* Already disabled */
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ /* ignore */
+ break;
+
+ case BFA_DPORT_SM_SCN:
+ if (dport->i2hmsg.scn.state == BFI_DPORT_SCN_DDPORT_ENABLE) {
+ bfa_fcport_ddportenable(dport->bfa);
+ dport->dynamic = BFA_TRUE;
+ dport->test_state = BFA_DPORT_ST_NOTSTART;
+ bfa_sm_set_state(dport, bfa_dport_sm_enabled);
+ } else {
+ bfa_trc(dport->bfa, dport->i2hmsg.scn.state);
+ WARN_ON(1);
+ }
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_enabling_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_QRESUME:
+ bfa_sm_set_state(dport, bfa_dport_sm_enabling);
+ bfa_dport_send_req(dport, BFI_DPORT_ENABLE);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_reqq_wcancel(&dport->reqq_wait);
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_enabling(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_FWRSP:
+ memset(&dport->result, 0,
+ sizeof(struct bfa_diag_dport_result_s));
+ if (dport->i2hmsg.rsp.status == BFA_STATUS_DPORT_INV_SFP) {
+ dport->test_state = BFA_DPORT_ST_NO_SFP;
+ } else {
+ dport->test_state = BFA_DPORT_ST_INP;
+ bfa_dport_result_start(dport, BFA_DPORT_OPMODE_AUTO);
+ }
+ bfa_sm_set_state(dport, bfa_dport_sm_enabled);
+ break;
+
+ case BFA_DPORT_SM_REQFAIL:
+ dport->test_state = BFA_DPORT_ST_DISABLED;
+ bfa_fcport_dportdisable(dport->bfa);
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_enabled(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_START:
+ if (bfa_dport_send_req(dport, BFI_DPORT_START))
+ bfa_sm_set_state(dport, bfa_dport_sm_starting);
+ else
+ bfa_sm_set_state(dport, bfa_dport_sm_starting_qwait);
+ break;
+
+ case BFA_DPORT_SM_DISABLE:
+ bfa_fcport_dportdisable(dport->bfa);
+ if (bfa_dport_send_req(dport, BFI_DPORT_DISABLE))
+ bfa_sm_set_state(dport, bfa_dport_sm_disabling);
+ else
+ bfa_sm_set_state(dport, bfa_dport_sm_disabling_qwait);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ break;
+
+ case BFA_DPORT_SM_SCN:
+ switch (dport->i2hmsg.scn.state) {
+ case BFI_DPORT_SCN_TESTCOMP:
+ dport->test_state = BFA_DPORT_ST_COMP;
+ break;
+
+ case BFI_DPORT_SCN_TESTSTART:
+ dport->test_state = BFA_DPORT_ST_INP;
+ break;
+
+ case BFI_DPORT_SCN_TESTSKIP:
+ case BFI_DPORT_SCN_SUBTESTSTART:
+ /* no state change */
+ break;
+
+ case BFI_DPORT_SCN_SFP_REMOVED:
+ dport->test_state = BFA_DPORT_ST_NO_SFP;
+ break;
+
+ case BFI_DPORT_SCN_DDPORT_DISABLE:
+ bfa_fcport_ddportdisable(dport->bfa);
+
+ if (bfa_dport_send_req(dport, BFI_DPORT_DYN_DISABLE))
+ bfa_sm_set_state(dport,
+ bfa_dport_sm_dynamic_disabling);
+ else
+ bfa_sm_set_state(dport,
+ bfa_dport_sm_dynamic_disabling_qwait);
+ break;
+
+ case BFI_DPORT_SCN_FCPORT_DISABLE:
+ bfa_fcport_ddportdisable(dport->bfa);
+
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ dport->dynamic = BFA_FALSE;
+ break;
+
+ default:
+ bfa_trc(dport->bfa, dport->i2hmsg.scn.state);
+ bfa_sm_fault(dport->bfa, event);
+ }
+ break;
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_disabling_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_QRESUME:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabling);
+ bfa_dport_send_req(dport, BFI_DPORT_DISABLE);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_reqq_wcancel(&dport->reqq_wait);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
+ break;
+
+ case BFA_DPORT_SM_SCN:
+ /* ignore */
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_disabling(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_FWRSP:
+ dport->test_state = BFA_DPORT_ST_DISABLED;
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
+ break;
+
+ case BFA_DPORT_SM_SCN:
+ /* no state change */
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_starting_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_QRESUME:
+ bfa_sm_set_state(dport, bfa_dport_sm_starting);
+ bfa_dport_send_req(dport, BFI_DPORT_START);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_reqq_wcancel(&dport->reqq_wait);
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_starting(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_FWRSP:
+ memset(&dport->result, 0,
+ sizeof(struct bfa_diag_dport_result_s));
+ if (dport->i2hmsg.rsp.status == BFA_STATUS_DPORT_INV_SFP) {
+ dport->test_state = BFA_DPORT_ST_NO_SFP;
+ } else {
+ dport->test_state = BFA_DPORT_ST_INP;
+ bfa_dport_result_start(dport, BFA_DPORT_OPMODE_MANU);
+ }
+ /* fall thru */
+
+ case BFA_DPORT_SM_REQFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_enabled);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_dynamic_disabling(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_SCN:
+ switch (dport->i2hmsg.scn.state) {
+ case BFI_DPORT_SCN_DDPORT_DISABLED:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ dport->dynamic = BFA_FALSE;
+ bfa_fcport_enable(dport->bfa);
+ break;
+
+ default:
+ bfa_trc(dport->bfa, dport->i2hmsg.scn.state);
+ bfa_sm_fault(dport->bfa, event);
+
+ }
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static void
+bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s *dport,
+ enum bfa_dport_sm_event event)
+{
+ bfa_trc(dport->bfa, event);
+
+ switch (event) {
+ case BFA_DPORT_SM_QRESUME:
+ bfa_sm_set_state(dport, bfa_dport_sm_dynamic_disabling);
+ bfa_dport_send_req(dport, BFI_DPORT_DYN_DISABLE);
+ break;
+
+ case BFA_DPORT_SM_HWFAIL:
+ bfa_sm_set_state(dport, bfa_dport_sm_disabled);
+ bfa_reqq_wcancel(&dport->reqq_wait);
+ bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
+ break;
+
+ case BFA_DPORT_SM_SCN:
+ /* ignore */
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, event);
+ }
+}
+
+static bfa_boolean_t
+bfa_dport_send_req(struct bfa_dport_s *dport, enum bfi_dport_req req)
+{
+ struct bfi_diag_dport_req_s *m;
+
+ /*
+ * check for room in queue to send request now
+ */
+ m = bfa_reqq_next(dport->bfa, BFA_REQQ_DIAG);
+ if (!m) {
+ bfa_reqq_wait(dport->bfa, BFA_REQQ_PORT, &dport->reqq_wait);
+ return BFA_FALSE;
+ }
+
+ bfi_h2i_set(m->mh, BFI_MC_DIAG, BFI_DIAG_H2I_DPORT,
+ bfa_fn_lpu(dport->bfa));
+ m->req = req;
+ if ((req == BFI_DPORT_ENABLE) || (req == BFI_DPORT_START)) {
+ m->lpcnt = cpu_to_be32(dport->lpcnt);
+ m->payload = cpu_to_be32(dport->payload);
+ }
+
+ /*
+ * queue I/O message to firmware
+ */
+ bfa_reqq_produce(dport->bfa, BFA_REQQ_DIAG, m->mh);
+
+ return BFA_TRUE;
+}
+
+static void
+bfa_dport_qresume(void *cbarg)
+{
+ struct bfa_dport_s *dport = cbarg;
+
+ bfa_sm_send_event(dport, BFA_DPORT_SM_QRESUME);
+}
+
+static void
+bfa_dport_req_comp(struct bfa_dport_s *dport, struct bfi_diag_dport_rsp_s *msg)
+{
+ msg->status = cpu_to_be32(msg->status);
+ dport->i2hmsg.rsp.status = msg->status;
+ dport->rp_pwwn = msg->pwwn;
+ dport->rp_nwwn = msg->nwwn;
+
+ if ((msg->status == BFA_STATUS_OK) ||
+ (msg->status == BFA_STATUS_DPORT_NO_SFP)) {
+ bfa_trc(dport->bfa, msg->status);
+ bfa_trc(dport->bfa, dport->rp_pwwn);
+ bfa_trc(dport->bfa, dport->rp_nwwn);
+ bfa_sm_send_event(dport, BFA_DPORT_SM_FWRSP);
+
+ } else {
+ bfa_trc(dport->bfa, msg->status);
+ bfa_sm_send_event(dport, BFA_DPORT_SM_REQFAIL);
+ }
+ bfa_cb_fcdiag_dport(dport, msg->status);
+}
+
+static bfa_boolean_t
+bfa_dport_is_sending_req(struct bfa_dport_s *dport)
+{
+ if (bfa_sm_cmp_state(dport, bfa_dport_sm_enabling) ||
+ bfa_sm_cmp_state(dport, bfa_dport_sm_enabling_qwait) ||
+ bfa_sm_cmp_state(dport, bfa_dport_sm_disabling) ||
+ bfa_sm_cmp_state(dport, bfa_dport_sm_disabling_qwait) ||
+ bfa_sm_cmp_state(dport, bfa_dport_sm_starting) ||
+ bfa_sm_cmp_state(dport, bfa_dport_sm_starting_qwait)) {
+ return BFA_TRUE;
+ } else {
+ return BFA_FALSE;
+ }
+}
+
+static void
+bfa_dport_scn(struct bfa_dport_s *dport, struct bfi_diag_dport_scn_s *msg)
+{
+ int i;
+ uint8_t subtesttype;
+
+ bfa_trc(dport->bfa, msg->state);
+ dport->i2hmsg.scn.state = msg->state;
+
+ switch (dport->i2hmsg.scn.state) {
+ case BFI_DPORT_SCN_TESTCOMP:
+ dport->result.end_time = ktime_get_real_seconds();
+ bfa_trc(dport->bfa, dport->result.end_time);
+
+ dport->result.status = msg->info.testcomp.status;
+ bfa_trc(dport->bfa, dport->result.status);
+
+ dport->result.roundtrip_latency =
+ cpu_to_be32(msg->info.testcomp.latency);
+ dport->result.est_cable_distance =
+ cpu_to_be32(msg->info.testcomp.distance);
+ dport->result.buffer_required =
+ be16_to_cpu(msg->info.testcomp.numbuffer);
+
+ dport->result.frmsz = be16_to_cpu(msg->info.testcomp.frm_sz);
+ dport->result.speed = msg->info.testcomp.speed;
+
+ bfa_trc(dport->bfa, dport->result.roundtrip_latency);
+ bfa_trc(dport->bfa, dport->result.est_cable_distance);
+ bfa_trc(dport->bfa, dport->result.buffer_required);
+ bfa_trc(dport->bfa, dport->result.frmsz);
+ bfa_trc(dport->bfa, dport->result.speed);
+
+ for (i = DPORT_TEST_ELOOP; i < DPORT_TEST_MAX; i++) {
+ dport->result.subtest[i].status =
+ msg->info.testcomp.subtest_status[i];
+ bfa_trc(dport->bfa, dport->result.subtest[i].status);
+ }
+ break;
+
+ case BFI_DPORT_SCN_TESTSKIP:
+ case BFI_DPORT_SCN_DDPORT_ENABLE:
+ memset(&dport->result, 0,
+ sizeof(struct bfa_diag_dport_result_s));
+ break;
+
+ case BFI_DPORT_SCN_TESTSTART:
+ memset(&dport->result, 0,
+ sizeof(struct bfa_diag_dport_result_s));
+ dport->rp_pwwn = msg->info.teststart.pwwn;
+ dport->rp_nwwn = msg->info.teststart.nwwn;
+ dport->lpcnt = cpu_to_be32(msg->info.teststart.numfrm);
+ bfa_dport_result_start(dport, msg->info.teststart.mode);
+ break;
+
+ case BFI_DPORT_SCN_SUBTESTSTART:
+ subtesttype = msg->info.teststart.type;
+ dport->result.subtest[subtesttype].start_time =
+ ktime_get_real_seconds();
+ dport->result.subtest[subtesttype].status =
+ DPORT_TEST_ST_INPRG;
+
+ bfa_trc(dport->bfa, subtesttype);
+ bfa_trc(dport->bfa,
+ dport->result.subtest[subtesttype].start_time);
+ break;
+
+ case BFI_DPORT_SCN_SFP_REMOVED:
+ case BFI_DPORT_SCN_DDPORT_DISABLED:
+ case BFI_DPORT_SCN_DDPORT_DISABLE:
+ case BFI_DPORT_SCN_FCPORT_DISABLE:
+ dport->result.status = DPORT_TEST_ST_IDLE;
+ break;
+
+ default:
+ bfa_sm_fault(dport->bfa, msg->state);
+ }
+
+ bfa_sm_send_event(dport, BFA_DPORT_SM_SCN);
+}
+
+/*
+ * Dport enable
+ *
+ * @param[in] *bfa - bfa data struct
+ */
+bfa_status_t
+bfa_dport_enable(struct bfa_s *bfa, u32 lpcnt, u32 pat,
+ bfa_cb_diag_t cbfn, void *cbarg)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ struct bfa_dport_s *dport = &fcdiag->dport;
+
+ /*
+ * Dport is not support in MEZZ card
+ */
+ if (bfa_mfg_is_mezz(dport->bfa->ioc.attr->card_type)) {
+ bfa_trc(dport->bfa, BFA_STATUS_PBC);
+ return BFA_STATUS_CMD_NOTSUPP_MEZZ;
+ }
+
+ /*
+ * Dport is supported in CT2 or above
+ */
+ if (!(bfa_asic_id_ct2(dport->bfa->ioc.pcidev.device_id))) {
+ bfa_trc(dport->bfa, dport->bfa->ioc.pcidev.device_id);
+ return BFA_STATUS_FEATURE_NOT_SUPPORTED;
+ }
+
+ /*
+ * Check to see if IOC is down
+ */
+ if (!bfa_iocfc_is_operational(bfa))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /* if port is PBC disabled, return error */
+ if (bfa_fcport_is_pbcdisabled(bfa)) {
+ bfa_trc(dport->bfa, BFA_STATUS_PBC);
+ return BFA_STATUS_PBC;
+ }
+
+ /*
+ * Check if port mode is FC port
+ */
+ if (bfa_ioc_get_type(&bfa->ioc) != BFA_IOC_TYPE_FC) {
+ bfa_trc(dport->bfa, bfa_ioc_get_type(&bfa->ioc));
+ return BFA_STATUS_CMD_NOTSUPP_CNA;
+ }
+
+ /*
+ * Check if port is in LOOP mode
+ */
+ if ((bfa_fcport_get_cfg_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) ||
+ (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_TOPOLOGY_LOOP;
+ }
+
+ /*
+ * Check if port is TRUNK mode
+ */
+ if (bfa_fcport_is_trunk_enabled(bfa)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_ERROR_TRUNK_ENABLED;
+ }
+
+ /*
+ * Check if diag loopback is running
+ */
+ if (bfa_fcdiag_lb_is_running(bfa)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_DIAG_BUSY;
+ }
+
+ /*
+ * Check to see if port is disable or in dport state
+ */
+ if ((bfa_fcport_is_disabled(bfa) == BFA_FALSE) &&
+ (bfa_fcport_is_dport(bfa) == BFA_FALSE)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_PORT_NOT_DISABLED;
+ }
+
+ /*
+ * Check if dport is in dynamic mode
+ */
+ if (dport->dynamic)
+ return BFA_STATUS_DDPORT_ERR;
+
+ /*
+ * Check if dport is busy
+ */
+ if (bfa_dport_is_sending_req(dport))
+ return BFA_STATUS_DEVBUSY;
+
+ /*
+ * Check if dport is already enabled
+ */
+ if (bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_DPORT_ENABLED;
+ }
+
+ bfa_trc(dport->bfa, lpcnt);
+ bfa_trc(dport->bfa, pat);
+ dport->lpcnt = (lpcnt) ? lpcnt : DPORT_ENABLE_LOOPCNT_DEFAULT;
+ dport->payload = (pat) ? pat : LB_PATTERN_DEFAULT;
+ dport->cbfn = cbfn;
+ dport->cbarg = cbarg;
+
+ bfa_sm_send_event(dport, BFA_DPORT_SM_ENABLE);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Dport disable
+ *
+ * @param[in] *bfa - bfa data struct
+ */
+bfa_status_t
+bfa_dport_disable(struct bfa_s *bfa, bfa_cb_diag_t cbfn, void *cbarg)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ struct bfa_dport_s *dport = &fcdiag->dport;
+
+ if (bfa_ioc_is_disabled(&bfa->ioc))
+ return BFA_STATUS_IOC_DISABLED;
+
+ /* if port is PBC disabled, return error */
+ if (bfa_fcport_is_pbcdisabled(bfa)) {
+ bfa_trc(dport->bfa, BFA_STATUS_PBC);
+ return BFA_STATUS_PBC;
+ }
+
+ /*
+ * Check if dport is in dynamic mode
+ */
+ if (dport->dynamic) {
+ return BFA_STATUS_DDPORT_ERR;
+ }
+
+ /*
+ * Check to see if port is disable or in dport state
+ */
+ if ((bfa_fcport_is_disabled(bfa) == BFA_FALSE) &&
+ (bfa_fcport_is_dport(bfa) == BFA_FALSE)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_PORT_NOT_DISABLED;
+ }
+
+ /*
+ * Check if dport is busy
+ */
+ if (bfa_dport_is_sending_req(dport))
+ return BFA_STATUS_DEVBUSY;
+
+ /*
+ * Check if dport is already disabled
+ */
+ if (bfa_sm_cmp_state(dport, bfa_dport_sm_disabled)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_DPORT_DISABLED;
+ }
+
+ dport->cbfn = cbfn;
+ dport->cbarg = cbarg;
+
+ bfa_sm_send_event(dport, BFA_DPORT_SM_DISABLE);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Dport start -- restart dport test
+ *
+ * @param[in] *bfa - bfa data struct
+ */
+bfa_status_t
+bfa_dport_start(struct bfa_s *bfa, u32 lpcnt, u32 pat,
+ bfa_cb_diag_t cbfn, void *cbarg)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ struct bfa_dport_s *dport = &fcdiag->dport;
+
+ /*
+ * Check to see if IOC is down
+ */
+ if (!bfa_iocfc_is_operational(bfa))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /*
+ * Check if dport is in dynamic mode
+ */
+ if (dport->dynamic)
+ return BFA_STATUS_DDPORT_ERR;
+
+ /*
+ * Check if dport is busy
+ */
+ if (bfa_dport_is_sending_req(dport))
+ return BFA_STATUS_DEVBUSY;
+
+ /*
+ * Check if dport is in enabled state.
+ * Test can only be restart when previous test has completed
+ */
+ if (!bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_DPORT_DISABLED;
+
+ } else {
+ if (dport->test_state == BFA_DPORT_ST_NO_SFP)
+ return BFA_STATUS_DPORT_INV_SFP;
+
+ if (dport->test_state == BFA_DPORT_ST_INP)
+ return BFA_STATUS_DEVBUSY;
+
+ WARN_ON(dport->test_state != BFA_DPORT_ST_COMP);
+ }
+
+ bfa_trc(dport->bfa, lpcnt);
+ bfa_trc(dport->bfa, pat);
+
+ dport->lpcnt = (lpcnt) ? lpcnt : DPORT_ENABLE_LOOPCNT_DEFAULT;
+ dport->payload = (pat) ? pat : LB_PATTERN_DEFAULT;
+
+ dport->cbfn = cbfn;
+ dport->cbarg = cbarg;
+
+ bfa_sm_send_event(dport, BFA_DPORT_SM_START);
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Dport show -- return dport test result
+ *
+ * @param[in] *bfa - bfa data struct
+ */
+bfa_status_t
+bfa_dport_show(struct bfa_s *bfa, struct bfa_diag_dport_result_s *result)
+{
+ struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
+ struct bfa_dport_s *dport = &fcdiag->dport;
+
+ /*
+ * Check to see if IOC is down
+ */
+ if (!bfa_iocfc_is_operational(bfa))
+ return BFA_STATUS_IOC_NON_OP;
+
+ /*
+ * Check if dport is busy
+ */
+ if (bfa_dport_is_sending_req(dport))
+ return BFA_STATUS_DEVBUSY;
+
+ /*
+ * Check if dport is in enabled state.
+ */
+ if (!bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) {
+ bfa_trc(dport->bfa, 0);
+ return BFA_STATUS_DPORT_DISABLED;
+
+ }
+
+ /*
+ * Check if there is SFP
+ */
+ if (dport->test_state == BFA_DPORT_ST_NO_SFP)
+ return BFA_STATUS_DPORT_INV_SFP;
+
+ memcpy(result, &dport->result, sizeof(struct bfa_diag_dport_result_s));
+
+ return BFA_STATUS_OK;
+}
diff --git a/drivers/scsi/bfa/bfa_svc.h b/drivers/scsi/bfa/bfa_svc.h
new file mode 100644
index 0000000..7e8fb62
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_svc.h
@@ -0,0 +1,764 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_SVC_H__
+#define __BFA_SVC_H__
+
+#include "bfa_cs.h"
+#include "bfi_ms.h"
+
+
+/*
+ * Scatter-gather DMA related defines
+ */
+#define BFA_SGPG_MIN (16)
+#define BFA_SGPG_MAX (8192)
+
+/*
+ * Alignment macro for SG page allocation
+ */
+#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
+ & ~(sizeof(struct bfi_sgpg_s) - 1))
+
+struct bfa_sgpg_wqe_s {
+ struct list_head qe; /* queue sg page element */
+ int nsgpg; /* pages to be allocated */
+ int nsgpg_total; /* total pages required */
+ void (*cbfn) (void *cbarg); /* callback function */
+ void *cbarg; /* callback arg */
+ struct list_head sgpg_q; /* queue of alloced sgpgs */
+};
+
+struct bfa_sgpg_s {
+ struct list_head qe; /* queue sg page element */
+ struct bfi_sgpg_s *sgpg; /* va of SG page */
+ union bfi_addr_u sgpg_pa; /* pa of SG page */
+};
+
+/*
+ * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
+ * SG pages required.
+ */
+#define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
+
+/* Max SGPG dma segs required */
+#define BFA_SGPG_DMA_SEGS \
+ BFI_MEM_DMA_NSEGS(BFA_SGPG_MAX, (uint32_t)sizeof(struct bfi_sgpg_s))
+
+struct bfa_sgpg_mod_s {
+ struct bfa_s *bfa;
+ int num_sgpgs; /* number of SG pages */
+ int free_sgpgs; /* number of free SG pages */
+ struct list_head sgpg_q; /* queue of free SG pages */
+ struct list_head sgpg_wait_q; /* wait queue for SG pages */
+ struct bfa_mem_dma_s dma_seg[BFA_SGPG_DMA_SEGS];
+ struct bfa_mem_kva_s kva_seg;
+};
+#define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod)
+#define BFA_MEM_SGPG_KVA(__bfa) (&(BFA_SGPG_MOD(__bfa)->kva_seg))
+
+bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
+ int nsgpgs);
+void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs);
+void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
+ void (*cbfn) (void *cbarg), void *cbarg);
+void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs);
+void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
+
+
+/*
+ * FCXP related defines
+ */
+#define BFA_FCXP_MIN (1)
+#define BFA_FCXP_MAX (256)
+#define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256)
+#define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256)
+
+/* Max FCXP dma segs required */
+#define BFA_FCXP_DMA_SEGS \
+ BFI_MEM_DMA_NSEGS(BFA_FCXP_MAX, \
+ (u32)BFA_FCXP_MAX_IBUF_SZ + BFA_FCXP_MAX_LBUF_SZ)
+
+struct bfa_fcxp_mod_s {
+ struct bfa_s *bfa; /* backpointer to BFA */
+ struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */
+ u16 num_fcxps; /* max num FCXP requests */
+ struct list_head fcxp_req_free_q; /* free FCXPs used for sending req */
+ struct list_head fcxp_rsp_free_q; /* free FCXPs used for sending req */
+ struct list_head fcxp_active_q; /* active FCXPs */
+ struct list_head req_wait_q; /* wait queue for free req_fcxp */
+ struct list_head rsp_wait_q; /* wait queue for free rsp_fcxp */
+ struct list_head fcxp_req_unused_q; /* unused req_fcxps */
+ struct list_head fcxp_rsp_unused_q; /* unused rsp_fcxps */
+ u32 req_pld_sz;
+ u32 rsp_pld_sz;
+ struct bfa_mem_dma_s dma_seg[BFA_FCXP_DMA_SEGS];
+ struct bfa_mem_kva_s kva_seg;
+};
+
+#define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod)
+#define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag])
+#define BFA_MEM_FCXP_KVA(__bfa) (&(BFA_FCXP_MOD(__bfa)->kva_seg))
+
+typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
+ void *cb_arg, bfa_status_t req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs);
+
+typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
+typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
+typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
+ void *cbarg, enum bfa_status req_status,
+ u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs);
+typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
+
+
+
+/*
+ * Information needed for a FCXP request
+ */
+struct bfa_fcxp_req_info_s {
+ struct bfa_rport_s *bfa_rport;
+ /* Pointer to the bfa rport that was
+ * returned from bfa_rport_create().
+ * This could be left NULL for WKA or
+ * for FCXP interactions before the
+ * rport nexus is established
+ */
+ struct fchs_s fchs; /* request FC header structure */
+ u8 cts; /* continuous sequence */
+ u8 class; /* FC class for the request/response */
+ u16 max_frmsz; /* max send frame size */
+ u16 vf_id; /* vsan tag if applicable */
+ u8 lp_tag; /* lport tag */
+ u32 req_tot_len; /* request payload total length */
+};
+
+struct bfa_fcxp_rsp_info_s {
+ struct fchs_s rsp_fchs;
+ /* Response frame's FC header will
+ * be sent back in this field */
+ u8 rsp_timeout;
+ /* timeout in seconds, 0-no response */
+ u8 rsvd2[3];
+ u32 rsp_maxlen; /* max response length expected */
+};
+
+struct bfa_fcxp_s {
+ struct list_head qe; /* fcxp queue element */
+ bfa_sm_t sm; /* state machine */
+ void *caller; /* driver or fcs */
+ struct bfa_fcxp_mod_s *fcxp_mod;
+ /* back pointer to fcxp mod */
+ u16 fcxp_tag; /* internal tag */
+ struct bfa_fcxp_req_info_s req_info;
+ /* request info */
+ struct bfa_fcxp_rsp_info_s rsp_info;
+ /* response info */
+ u8 use_ireqbuf; /* use internal req buf */
+ u8 use_irspbuf; /* use internal rsp buf */
+ u32 nreq_sgles; /* num request SGLEs */
+ u32 nrsp_sgles; /* num response SGLEs */
+ struct list_head req_sgpg_q; /* SG pages for request buf */
+ struct list_head req_sgpg_wqe; /* wait queue for req SG page */
+ struct list_head rsp_sgpg_q; /* SG pages for response buf */
+ struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */
+
+ bfa_fcxp_get_sgaddr_t req_sga_cbfn;
+ /* SG elem addr user function */
+ bfa_fcxp_get_sglen_t req_sglen_cbfn;
+ /* SG elem len user function */
+ bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
+ /* SG elem addr user function */
+ bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
+ /* SG elem len user function */
+ bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */
+ void *send_cbarg; /* callback arg */
+ struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES];
+ /* req SG elems */
+ struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES];
+ /* rsp SG elems */
+ u8 rsp_status; /* comp: rsp status */
+ u32 rsp_len; /* comp: actual response len */
+ u32 residue_len; /* comp: residual rsp length */
+ struct fchs_s rsp_fchs; /* comp: response fchs */
+ struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
+ struct bfa_reqq_wait_s reqq_wqe;
+ bfa_boolean_t reqq_waiting;
+ bfa_boolean_t req_rsp; /* Used to track req/rsp fcxp */
+};
+
+struct bfa_fcxp_wqe_s {
+ struct list_head qe;
+ bfa_fcxp_alloc_cbfn_t alloc_cbfn;
+ void *alloc_cbarg;
+ void *caller;
+ struct bfa_s *bfa;
+ int nreq_sgles;
+ int nrsp_sgles;
+ bfa_fcxp_get_sgaddr_t req_sga_cbfn;
+ bfa_fcxp_get_sglen_t req_sglen_cbfn;
+ bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
+ bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
+};
+
+#define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp))
+#define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs))
+#define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp))
+
+#define BFA_FCXP_REQ_PLD_PA(_fcxp) \
+ bfa_mem_get_dmabuf_pa((_fcxp)->fcxp_mod, (_fcxp)->fcxp_tag, \
+ (_fcxp)->fcxp_mod->req_pld_sz + (_fcxp)->fcxp_mod->rsp_pld_sz)
+
+/* fcxp_buf = req_buf + rsp_buf :- add req_buf_sz to get to rsp_buf */
+#define BFA_FCXP_RSP_PLD_PA(_fcxp) \
+ (bfa_mem_get_dmabuf_pa((_fcxp)->fcxp_mod, (_fcxp)->fcxp_tag, \
+ (_fcxp)->fcxp_mod->req_pld_sz + (_fcxp)->fcxp_mod->rsp_pld_sz) + \
+ (_fcxp)->fcxp_mod->req_pld_sz)
+
+void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+
+/*
+ * RPORT related defines
+ */
+enum bfa_rport_event {
+ BFA_RPORT_SM_CREATE = 1, /* rport create event */
+ BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */
+ BFA_RPORT_SM_ONLINE = 3, /* rport is online */
+ BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */
+ BFA_RPORT_SM_FWRSP = 5, /* firmware response */
+ BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */
+ BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */
+ BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */
+ BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */
+};
+
+#define BFA_RPORT_MIN 4
+
+struct bfa_rport_mod_s {
+ struct bfa_rport_s *rps_list; /* list of rports */
+ struct list_head rp_free_q; /* free bfa_rports */
+ struct list_head rp_active_q; /* free bfa_rports */
+ struct list_head rp_unused_q; /* unused bfa rports */
+ u16 num_rports; /* number of rports */
+ struct bfa_mem_kva_s kva_seg;
+};
+
+#define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod)
+#define BFA_MEM_RPORT_KVA(__bfa) (&(BFA_RPORT_MOD(__bfa)->kva_seg))
+
+/*
+ * Convert rport tag to RPORT
+ */
+#define BFA_RPORT_FROM_TAG(__bfa, _tag) \
+ (BFA_RPORT_MOD(__bfa)->rps_list + \
+ ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
+
+/*
+ * protected functions
+ */
+void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void bfa_rport_res_recfg(struct bfa_s *bfa, u16 num_rport_fw);
+
+/*
+ * BFA rport information.
+ */
+struct bfa_rport_info_s {
+ u16 max_frmsz; /* max rcv pdu size */
+ u32 pid:24, /* remote port ID */
+ lp_tag:8; /* tag */
+ u32 local_pid:24, /* local port ID */
+ cisc:8; /* CIRO supported */
+ u8 fc_class; /* supported FC classes. enum fc_cos */
+ u8 vf_en; /* virtual fabric enable */
+ u16 vf_id; /* virtual fabric ID */
+ enum bfa_port_speed speed; /* Rport's current speed */
+};
+
+/*
+ * BFA rport data structure
+ */
+struct bfa_rport_s {
+ struct list_head qe; /* queue element */
+ bfa_sm_t sm; /* state machine */
+ struct bfa_s *bfa; /* backpointer to BFA */
+ void *rport_drv; /* fcs/driver rport object */
+ u16 fw_handle; /* firmware rport handle */
+ u16 rport_tag; /* BFA rport tag */
+ u8 lun_mask; /* LUN mask flag */
+ struct bfa_rport_info_s rport_info; /* rport info from fcs/driver */
+ struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
+ struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */
+ struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */
+ struct bfa_rport_qos_attr_s qos_attr;
+ union a {
+ bfa_status_t status; /* f/w status */
+ void *fw_msg; /* QoS scn event */
+ } event_arg;
+};
+#define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class)
+
+
+/*
+ * UF - unsolicited receive related defines
+ */
+
+#define BFA_UF_MIN (4)
+#define BFA_UF_MAX (256)
+
+struct bfa_uf_s {
+ struct list_head qe; /* queue element */
+ struct bfa_s *bfa; /* bfa instance */
+ u16 uf_tag; /* identifying tag fw msgs */
+ u16 vf_id;
+ u16 src_rport_handle;
+ u16 rsvd;
+ u8 *data_ptr;
+ u16 data_len; /* actual receive length */
+ u16 pb_len; /* posted buffer length */
+ void *buf_kva; /* buffer virtual address */
+ u64 buf_pa; /* buffer physical address */
+ struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */
+ struct bfa_sge_s sges[BFI_SGE_INLINE_MAX];
+};
+
+/*
+ * Callback prototype for unsolicited frame receive handler.
+ *
+ * @param[in] cbarg callback arg for receive handler
+ * @param[in] uf unsolicited frame descriptor
+ *
+ * @return None
+ */
+typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
+
+#define BFA_UF_BUFSZ (2 * 1024 + 256)
+
+struct bfa_uf_buf_s {
+ u8 d[BFA_UF_BUFSZ];
+};
+
+#define BFA_PER_UF_DMA_SZ \
+ (u32)BFA_ROUNDUP(sizeof(struct bfa_uf_buf_s), BFA_DMA_ALIGN_SZ)
+
+/* Max UF dma segs required */
+#define BFA_UF_DMA_SEGS BFI_MEM_DMA_NSEGS(BFA_UF_MAX, BFA_PER_UF_DMA_SZ)
+
+struct bfa_uf_mod_s {
+ struct bfa_s *bfa; /* back pointer to BFA */
+ struct bfa_uf_s *uf_list; /* array of UFs */
+ u16 num_ufs; /* num unsolicited rx frames */
+ struct list_head uf_free_q; /* free UFs */
+ struct list_head uf_posted_q; /* UFs posted to IOC */
+ struct list_head uf_unused_q; /* unused UF's */
+ struct bfi_uf_buf_post_s *uf_buf_posts;
+ /* pre-built UF post msgs */
+ bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */
+ void *cbarg; /* uf receive handler arg */
+ struct bfa_mem_dma_s dma_seg[BFA_UF_DMA_SEGS];
+ struct bfa_mem_kva_s kva_seg;
+};
+
+#define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod)
+#define BFA_MEM_UF_KVA(__bfa) (&(BFA_UF_MOD(__bfa)->kva_seg))
+
+#define ufm_pbs_pa(_ufmod, _uftag) \
+ bfa_mem_get_dmabuf_pa(_ufmod, _uftag, BFA_PER_UF_DMA_SZ)
+
+void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void bfa_uf_res_recfg(struct bfa_s *bfa, u16 num_uf_fw);
+
+/*
+ * LPS - bfa lport login/logout service interface
+ */
+struct bfa_lps_s {
+ struct list_head qe; /* queue element */
+ struct bfa_s *bfa; /* parent bfa instance */
+ bfa_sm_t sm; /* finite state machine */
+ u8 bfa_tag; /* lport tag */
+ u8 fw_tag; /* lport fw tag */
+ u8 reqq; /* lport request queue */
+ u8 alpa; /* ALPA for loop topologies */
+ u32 lp_pid; /* lport port ID */
+ bfa_boolean_t fdisc; /* snd FDISC instead of FLOGI */
+ bfa_boolean_t auth_en; /* enable authentication */
+ bfa_boolean_t auth_req; /* authentication required */
+ bfa_boolean_t npiv_en; /* NPIV is allowed by peer */
+ bfa_boolean_t fport; /* attached peer is F_PORT */
+ bfa_boolean_t brcd_switch; /* attached peer is brcd sw */
+ bfa_status_t status; /* login status */
+ u16 pdusz; /* max receive PDU size */
+ u16 pr_bbcred; /* BB_CREDIT from peer */
+ u8 lsrjt_rsn; /* LSRJT reason */
+ u8 lsrjt_expl; /* LSRJT explanation */
+ u8 lun_mask; /* LUN mask flag */
+ wwn_t pwwn; /* port wwn of lport */
+ wwn_t nwwn; /* node wwn of lport */
+ wwn_t pr_pwwn; /* port wwn of lport peer */
+ wwn_t pr_nwwn; /* node wwn of lport peer */
+ mac_t lp_mac; /* fpma/spma MAC for lport */
+ mac_t fcf_mac; /* FCF MAC of lport */
+ struct bfa_reqq_wait_s wqe; /* request wait queue element */
+ void *uarg; /* user callback arg */
+ struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
+ struct bfi_lps_login_rsp_s *loginrsp;
+ bfa_eproto_status_t ext_status;
+};
+
+struct bfa_lps_mod_s {
+ struct list_head lps_free_q;
+ struct list_head lps_active_q;
+ struct list_head lps_login_q;
+ struct bfa_lps_s *lps_arr;
+ int num_lps;
+ struct bfa_mem_kva_s kva_seg;
+};
+
+#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod)
+#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag])
+#define BFA_MEM_LPS_KVA(__bfa) (&(BFA_LPS_MOD(__bfa)->kva_seg))
+
+/*
+ * external functions
+ */
+void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+
+/*
+ * FCPORT related defines
+ */
+
+#define BFA_FCPORT(_bfa) (&((_bfa)->modules.port))
+
+/*
+ * Link notification data structure
+ */
+struct bfa_fcport_ln_s {
+ struct bfa_fcport_s *fcport;
+ bfa_sm_t sm;
+ struct bfa_cb_qe_s ln_qe; /* BFA callback queue elem for ln */
+ enum bfa_port_linkstate ln_event; /* ln event for callback */
+};
+
+struct bfa_fcport_trunk_s {
+ struct bfa_trunk_attr_s attr;
+};
+
+/*
+ * BFA FC port data structure
+ */
+struct bfa_fcport_s {
+ struct bfa_s *bfa; /* parent BFA instance */
+ bfa_sm_t sm; /* port state machine */
+ wwn_t nwwn; /* node wwn of physical port */
+ wwn_t pwwn; /* port wwn of physical oprt */
+ enum bfa_port_speed speed_sup;
+ /* supported speeds */
+ enum bfa_port_speed speed; /* current speed */
+ enum bfa_port_topology topology; /* current topology */
+ u8 rsvd[3];
+ u8 myalpa; /* my ALPA in LOOP topology */
+ u8 alpabm_valid; /* alpa bitmap valid or not */
+ struct fc_alpabm_s alpabm; /* alpa bitmap */
+ struct bfa_port_cfg_s cfg; /* current port configuration */
+ bfa_boolean_t use_flash_cfg; /* get port cfg from flash */
+ struct bfa_qos_attr_s qos_attr; /* QoS Attributes */
+ struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */
+ struct bfa_reqq_wait_s reqq_wait;
+ /* to wait for room in reqq */
+ struct bfa_reqq_wait_s svcreq_wait;
+ /* to wait for room in reqq */
+ struct bfa_reqq_wait_s stats_reqq_wait;
+ /* to wait for room in reqq (stats) */
+ void *event_cbarg;
+ void (*event_cbfn) (void *cbarg,
+ enum bfa_port_linkstate event);
+ union {
+ union bfi_fcport_i2h_msg_u i2hmsg;
+ } event_arg;
+ void *bfad; /* BFA driver handle */
+ struct bfa_fcport_ln_s ln; /* Link Notification */
+ struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */
+ struct bfa_timer_s timer; /* timer */
+ u32 msgtag; /* fimrware msg tag for reply */
+ u8 *stats_kva;
+ u64 stats_pa;
+ union bfa_fcport_stats_u *stats;
+ bfa_status_t stats_status; /* stats/statsclr status */
+ struct list_head stats_pending_q;
+ struct list_head statsclr_pending_q;
+ bfa_boolean_t stats_qfull;
+ time64_t stats_reset_time; /* stats reset time stamp */
+ bfa_boolean_t diag_busy; /* diag busy status */
+ bfa_boolean_t beacon; /* port beacon status */
+ bfa_boolean_t link_e2e_beacon; /* link beacon status */
+ struct bfa_fcport_trunk_s trunk;
+ u16 fcoe_vlan;
+ struct bfa_mem_dma_s fcport_dma;
+ bfa_boolean_t stats_dma_ready;
+ struct bfa_bbcr_attr_s bbcr_attr;
+ enum bfa_fec_state_s fec_state;
+};
+
+#define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport)
+#define BFA_MEM_FCPORT_DMA(__bfa) (&(BFA_FCPORT_MOD(__bfa)->fcport_dma))
+
+/*
+ * protected functions
+ */
+void bfa_fcport_init(struct bfa_s *bfa);
+void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+/*
+ * bfa fcport API functions
+ */
+bfa_status_t bfa_fcport_enable(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_disable(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa,
+ enum bfa_port_speed speed);
+enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa,
+ enum bfa_port_topology topo);
+enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa);
+enum bfa_port_topology bfa_fcport_get_cfg_topology(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
+bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
+u8 bfa_fcport_get_myalpa(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
+u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa);
+u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa);
+void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr);
+wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
+void bfa_fcport_event_register(struct bfa_s *bfa,
+ void (*event_cbfn) (void *cbarg,
+ enum bfa_port_linkstate event), void *event_cbarg);
+bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa);
+bfa_boolean_t bfa_fcport_is_dport(struct bfa_s *bfa);
+bfa_boolean_t bfa_fcport_is_ddport(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_set_qos_bw(struct bfa_s *bfa,
+ struct bfa_qos_bw_s *qos_bw);
+enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa);
+
+void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
+bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa);
+void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
+ bfa_boolean_t link_e2e_beacon);
+bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa,
+ struct bfa_cb_pending_q_s *cb);
+bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa,
+ struct bfa_cb_pending_q_s *cb);
+bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa);
+bfa_boolean_t bfa_fcport_is_trunk_enabled(struct bfa_s *bfa);
+void bfa_fcport_dportenable(struct bfa_s *bfa);
+void bfa_fcport_dportdisable(struct bfa_s *bfa);
+bfa_status_t bfa_fcport_is_pbcdisabled(struct bfa_s *bfa);
+void bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state);
+bfa_status_t bfa_fcport_cfg_bbcr(struct bfa_s *bfa,
+ bfa_boolean_t on_off, u8 bb_scn);
+bfa_status_t bfa_fcport_get_bbcr_attr(struct bfa_s *bfa,
+ struct bfa_bbcr_attr_s *bbcr_attr);
+
+/*
+ * bfa rport API functions
+ */
+struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
+void bfa_rport_online(struct bfa_rport_s *rport,
+ struct bfa_rport_info_s *rport_info);
+void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed);
+void bfa_cb_rport_online(void *rport);
+void bfa_cb_rport_offline(void *rport);
+void bfa_cb_rport_qos_scn_flowid(void *rport,
+ struct bfa_rport_qos_attr_s old_qos_attr,
+ struct bfa_rport_qos_attr_s new_qos_attr);
+void bfa_cb_rport_scn_online(struct bfa_s *bfa);
+void bfa_cb_rport_scn_offline(struct bfa_s *bfa);
+void bfa_cb_rport_scn_no_dev(void *rp);
+void bfa_cb_rport_qos_scn_prio(void *rport,
+ struct bfa_rport_qos_attr_s old_qos_attr,
+ struct bfa_rport_qos_attr_s new_qos_attr);
+
+/*
+ * Rport LUN masking related
+ */
+#define BFA_RPORT_TAG_INVALID 0xffff
+#define BFA_LP_TAG_INVALID 0xff
+void bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp);
+void bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp);
+
+/*
+ * bfa fcxp API functions
+ */
+struct bfa_fcxp_s *bfa_fcxp_req_rsp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
+ int nreq_sgles, int nrsp_sgles,
+ bfa_fcxp_get_sgaddr_t get_req_sga,
+ bfa_fcxp_get_sglen_t get_req_sglen,
+ bfa_fcxp_get_sgaddr_t get_rsp_sga,
+ bfa_fcxp_get_sglen_t get_rsp_sglen,
+ bfa_boolean_t req);
+void bfa_fcxp_req_rsp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
+ bfa_fcxp_alloc_cbfn_t alloc_cbfn,
+ void *cbarg, void *bfad_fcxp,
+ int nreq_sgles, int nrsp_sgles,
+ bfa_fcxp_get_sgaddr_t get_req_sga,
+ bfa_fcxp_get_sglen_t get_req_sglen,
+ bfa_fcxp_get_sgaddr_t get_rsp_sga,
+ bfa_fcxp_get_sglen_t get_rsp_sglen,
+ bfa_boolean_t req);
+void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
+ struct bfa_fcxp_wqe_s *wqe);
+void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
+
+void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
+void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
+
+void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
+
+void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
+ u16 vf_id, u8 lp_tag,
+ bfa_boolean_t cts, enum fc_cos cos,
+ u32 reqlen, struct fchs_s *fchs,
+ bfa_cb_fcxp_send_t cbfn,
+ void *cbarg,
+ u32 rsp_maxlen, u8 rsp_timeout);
+bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
+u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
+u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
+void bfa_fcxp_res_recfg(struct bfa_s *bfa, u16 num_fcxp_fw);
+
+static inline void *
+bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
+{
+ return uf->data_ptr;
+}
+
+static inline u16
+bfa_uf_get_frmlen(struct bfa_uf_s *uf)
+{
+ return uf->data_len;
+}
+
+/*
+ * bfa uf API functions
+ */
+void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
+ void *cbarg);
+void bfa_uf_free(struct bfa_uf_s *uf);
+
+/*
+ * bfa lport service api
+ */
+
+u32 bfa_lps_get_max_vport(struct bfa_s *bfa);
+struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
+void bfa_lps_delete(struct bfa_lps_s *lps);
+void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa,
+ u16 pdusz, wwn_t pwwn, wwn_t nwwn,
+ bfa_boolean_t auth_en);
+void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz,
+ wwn_t pwwn, wwn_t nwwn);
+void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
+void bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, u32 n2n_pid);
+u8 bfa_lps_get_fwtag(struct bfa_s *bfa, u8 lp_tag);
+u32 bfa_lps_get_base_pid(struct bfa_s *bfa);
+u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
+void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
+void bfa_cb_lps_flogo_comp(void *bfad, void *uarg);
+void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
+void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
+void bfa_cb_lps_cvl_event(void *bfad, void *uarg);
+
+/* FAA specific APIs */
+bfa_status_t bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
+ bfa_cb_iocfc_t cbfn, void *cbarg);
+
+/*
+ * FC DIAG data structure
+ */
+struct bfa_fcdiag_qtest_s {
+ struct bfa_diag_qtest_result_s *result;
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ struct bfa_timer_s timer;
+ u32 status;
+ u32 count;
+ u8 lock;
+ u8 queue;
+ u8 all;
+ u8 timer_active;
+};
+
+struct bfa_fcdiag_lb_s {
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ void *result;
+ bfa_boolean_t lock;
+ u32 status;
+};
+
+struct bfa_dport_s {
+ struct bfa_s *bfa; /* Back pointer to BFA */
+ bfa_sm_t sm; /* finite state machine */
+ struct bfa_reqq_wait_s reqq_wait;
+ bfa_cb_diag_t cbfn;
+ void *cbarg;
+ union bfi_diag_dport_msg_u i2hmsg;
+ u8 test_state; /* enum dport_test_state */
+ u8 dynamic; /* boolean_t */
+ u8 rsvd[2];
+ u32 lpcnt;
+ u32 payload; /* user defined payload pattern */
+ wwn_t rp_pwwn;
+ wwn_t rp_nwwn;
+ struct bfa_diag_dport_result_s result;
+};
+
+struct bfa_fcdiag_s {
+ struct bfa_s *bfa; /* Back pointer to BFA */
+ struct bfa_trc_mod_s *trcmod;
+ struct bfa_fcdiag_lb_s lb;
+ struct bfa_fcdiag_qtest_s qtest;
+ struct bfa_dport_s dport;
+};
+
+#define BFA_FCDIAG_MOD(__bfa) (&(__bfa)->modules.fcdiag)
+
+void bfa_fcdiag_intr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+bfa_status_t bfa_fcdiag_loopback(struct bfa_s *bfa,
+ enum bfa_port_opmode opmode,
+ enum bfa_port_speed speed, u32 lpcnt, u32 pat,
+ struct bfa_diag_loopback_result_s *result,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_fcdiag_queuetest(struct bfa_s *bfa, u32 ignore,
+ u32 queue, struct bfa_diag_qtest_result_s *result,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_fcdiag_lb_is_running(struct bfa_s *bfa);
+bfa_status_t bfa_dport_enable(struct bfa_s *bfa, u32 lpcnt, u32 pat,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_dport_disable(struct bfa_s *bfa, bfa_cb_diag_t cbfn,
+ void *cbarg);
+bfa_status_t bfa_dport_start(struct bfa_s *bfa, u32 lpcnt, u32 pat,
+ bfa_cb_diag_t cbfn, void *cbarg);
+bfa_status_t bfa_dport_show(struct bfa_s *bfa,
+ struct bfa_diag_dport_result_s *result);
+
+#endif /* __BFA_SVC_H__ */
diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
new file mode 100644
index 0000000..bd7e6a6
--- /dev/null
+++ b/drivers/scsi/bfa/bfad.c
@@ -0,0 +1,1815 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfad.c Linux driver PCI interface module.
+ */
+#include <linux/module.h>
+#include <linux/kthread.h>
+#include <linux/errno.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/pci.h>
+#include <linux/firmware.h>
+#include <linux/uaccess.h>
+#include <asm/fcntl.h>
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_fcs.h"
+#include "bfa_defs.h"
+#include "bfa.h"
+
+BFA_TRC_FILE(LDRV, BFAD);
+DEFINE_MUTEX(bfad_mutex);
+LIST_HEAD(bfad_list);
+
+static int bfad_inst;
+static int num_sgpgs_parm;
+int supported_fc4s;
+char *host_name, *os_name, *os_patch;
+int num_rports, num_ios, num_tms;
+int num_fcxps, num_ufbufs;
+int reqq_size, rspq_size, num_sgpgs;
+int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT;
+int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH;
+int bfa_io_max_sge = BFAD_IO_MAX_SGE;
+int bfa_log_level = 3; /* WARNING log level */
+int ioc_auto_recover = BFA_TRUE;
+int bfa_linkup_delay = -1;
+int fdmi_enable = BFA_TRUE;
+int pcie_max_read_reqsz;
+int bfa_debugfs_enable = 1;
+int msix_disable_cb = 0, msix_disable_ct = 0;
+int max_xfer_size = BFAD_MAX_SECTORS >> 1;
+int max_rport_logins = BFA_FCS_MAX_RPORT_LOGINS;
+
+/* Firmware releated */
+u32 bfi_image_cb_size, bfi_image_ct_size, bfi_image_ct2_size;
+u32 *bfi_image_cb, *bfi_image_ct, *bfi_image_ct2;
+
+#define BFAD_FW_FILE_CB "cbfw-3.2.5.1.bin"
+#define BFAD_FW_FILE_CT "ctfw-3.2.5.1.bin"
+#define BFAD_FW_FILE_CT2 "ct2fw-3.2.5.1.bin"
+
+static u32 *bfad_load_fwimg(struct pci_dev *pdev);
+static void bfad_free_fwimg(void);
+static void bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+ u32 *bfi_image_size, char *fw_name);
+
+static const char *msix_name_ct[] = {
+ "ctrl",
+ "cpe0", "cpe1", "cpe2", "cpe3",
+ "rme0", "rme1", "rme2", "rme3" };
+
+static const char *msix_name_cb[] = {
+ "cpe0", "cpe1", "cpe2", "cpe3",
+ "rme0", "rme1", "rme2", "rme3",
+ "eemc", "elpu0", "elpu1", "epss", "mlpu" };
+
+MODULE_FIRMWARE(BFAD_FW_FILE_CB);
+MODULE_FIRMWARE(BFAD_FW_FILE_CT);
+MODULE_FIRMWARE(BFAD_FW_FILE_CT2);
+
+module_param(os_name, charp, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(os_name, "OS name of the hba host machine");
+module_param(os_patch, charp, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(os_patch, "OS patch level of the hba host machine");
+module_param(host_name, charp, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(host_name, "Hostname of the hba host machine");
+module_param(num_rports, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(num_rports, "Max number of rports supported per port "
+ "(physical/logical), default=1024");
+module_param(num_ios, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(num_ios, "Max number of ioim requests, default=2000");
+module_param(num_tms, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(num_tms, "Max number of task im requests, default=128");
+module_param(num_fcxps, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(num_fcxps, "Max number of fcxp requests, default=64");
+module_param(num_ufbufs, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame "
+ "buffers, default=64");
+module_param(reqq_size, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(reqq_size, "Max number of request queue elements, "
+ "default=256");
+module_param(rspq_size, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(rspq_size, "Max number of response queue elements, "
+ "default=64");
+module_param(num_sgpgs, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(num_sgpgs, "Number of scatter/gather pages, default=2048");
+module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs, "
+ "Range[>0]");
+module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32, Range[>0]");
+module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(bfa_io_max_sge, "Max io scatter/gather elements, default=255");
+module_param(bfa_log_level, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(bfa_log_level, "Driver log level, default=3, "
+ "Range[Critical:1|Error:2|Warning:3|Info:4]");
+module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1, "
+ "Range[off:0|on:1]");
+module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for "
+ "boot port. Otherwise 10 secs in RHEL4 & 0 for "
+ "[RHEL5, SLES10, ESX40] Range[>0]");
+module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(msix_disable_cb, "Disable Message Signaled Interrupts for QLogic-415/425/815/825 cards, default=0 Range[false:0|true:1]");
+module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(msix_disable_ct, "Disable Message Signaled Interrupts if possible for QLogic-1010/1020/804/1007/902/1741 cards, default=0, Range[false:0|true:1]");
+module_param(fdmi_enable, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1, "
+ "Range[false:0|true:1]");
+module_param(pcie_max_read_reqsz, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(pcie_max_read_reqsz, "PCIe max read request size, default=0 "
+ "(use system setting), Range[128|256|512|1024|2048|4096]");
+module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1,"
+ " Range[false:0|true:1]");
+module_param(max_xfer_size, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(max_xfer_size, "default=32MB,"
+ " Range[64k|128k|256k|512k|1024k|2048k]");
+module_param(max_rport_logins, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(max_rport_logins, "Max number of logins to initiator and target rports on a port (physical/logical), default=1024");
+
+static void
+bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event);
+
+/*
+ * Beginning state for the driver instance, awaiting the pci_probe event
+ */
+static void
+bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_CREATE:
+ bfa_sm_set_state(bfad, bfad_sm_created);
+ bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad,
+ "%s", "bfad_worker");
+ if (IS_ERR(bfad->bfad_tsk)) {
+ printk(KERN_INFO "bfad[%d]: Kernel thread "
+ "creation failed!\n", bfad->inst_no);
+ bfa_sm_send_event(bfad, BFAD_E_KTHREAD_CREATE_FAILED);
+ }
+ bfa_sm_send_event(bfad, BFAD_E_INIT);
+ break;
+
+ case BFAD_E_STOP:
+ /* Ignore stop; already in uninit */
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
+
+/*
+ * Driver Instance is created, awaiting event INIT to initialize the bfad
+ */
+static void
+bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ unsigned long flags;
+ bfa_status_t ret;
+
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_INIT:
+ bfa_sm_set_state(bfad, bfad_sm_initializing);
+
+ init_completion(&bfad->comp);
+
+ /* Enable Interrupt and wait bfa_init completion */
+ if (bfad_setup_intr(bfad)) {
+ printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n",
+ bfad->inst_no);
+ bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
+ break;
+ }
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_iocfc_init(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* Set up interrupt handler for each vectors */
+ if ((bfad->bfad_flags & BFAD_MSIX_ON) &&
+ bfad_install_msix_handler(bfad)) {
+ printk(KERN_WARNING "%s: install_msix failed, bfad%d\n",
+ __func__, bfad->inst_no);
+ }
+
+ bfad_init_timer(bfad);
+
+ wait_for_completion(&bfad->comp);
+
+ if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
+ bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS);
+ } else {
+ printk(KERN_WARNING
+ "bfa %s: bfa init failed\n",
+ bfad->pci_name);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcs_init(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ ret = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
+ if (ret != BFA_STATUS_OK) {
+ init_completion(&bfad->comp);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->pport.flags |= BFAD_PORT_DELETE;
+ bfa_fcs_exit(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ wait_for_completion(&bfad->comp);
+
+ bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
+ break;
+ }
+ bfad->bfad_flags |= BFAD_HAL_INIT_FAIL;
+ bfa_sm_send_event(bfad, BFAD_E_HAL_INIT_FAILED);
+ }
+
+ break;
+
+ case BFAD_E_KTHREAD_CREATE_FAILED:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
+
+static void
+bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ int retval;
+ unsigned long flags;
+
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_INIT_SUCCESS:
+ kthread_stop(bfad->bfad_tsk);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_tsk = NULL;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ retval = bfad_start_ops(bfad);
+ if (retval != BFA_STATUS_OK) {
+ bfa_sm_set_state(bfad, bfad_sm_failed);
+ break;
+ }
+ bfa_sm_set_state(bfad, bfad_sm_operational);
+ break;
+
+ case BFAD_E_INIT_FAILED:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ kthread_stop(bfad->bfad_tsk);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_tsk = NULL;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ break;
+
+ case BFAD_E_HAL_INIT_FAILED:
+ bfa_sm_set_state(bfad, bfad_sm_failed);
+ break;
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
+
+static void
+bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ int retval;
+
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_INIT_SUCCESS:
+ retval = bfad_start_ops(bfad);
+ if (retval != BFA_STATUS_OK)
+ break;
+ bfa_sm_set_state(bfad, bfad_sm_operational);
+ break;
+
+ case BFAD_E_STOP:
+ bfa_sm_set_state(bfad, bfad_sm_fcs_exit);
+ bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP);
+ break;
+
+ case BFAD_E_EXIT_COMP:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ bfad_remove_intr(bfad);
+ del_timer_sync(&bfad->hal_tmo);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
+
+static void
+bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_STOP:
+ bfa_sm_set_state(bfad, bfad_sm_fcs_exit);
+ bfad_fcs_stop(bfad);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
+
+static void
+bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_FCS_EXIT_COMP:
+ bfa_sm_set_state(bfad, bfad_sm_stopping);
+ bfad_stop(bfad);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
+
+static void
+bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_EXIT_COMP:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ bfad_remove_intr(bfad);
+ del_timer_sync(&bfad->hal_tmo);
+ bfad_im_probe_undo(bfad);
+ bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE;
+ bfad_uncfg_pport(bfad);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ break;
+ }
+}
+
+/*
+ * BFA callbacks
+ */
+void
+bfad_hcb_comp(void *arg, bfa_status_t status)
+{
+ struct bfad_hal_comp *fcomp = (struct bfad_hal_comp *)arg;
+
+ fcomp->status = status;
+ complete(&fcomp->comp);
+}
+
+/*
+ * bfa_init callback
+ */
+void
+bfa_cb_init(void *drv, bfa_status_t init_status)
+{
+ struct bfad_s *bfad = drv;
+
+ if (init_status == BFA_STATUS_OK) {
+ bfad->bfad_flags |= BFAD_HAL_INIT_DONE;
+
+ /*
+ * If BFAD_HAL_INIT_FAIL flag is set:
+ * Wake up the kernel thread to start
+ * the bfad operations after HAL init done
+ */
+ if ((bfad->bfad_flags & BFAD_HAL_INIT_FAIL)) {
+ bfad->bfad_flags &= ~BFAD_HAL_INIT_FAIL;
+ wake_up_process(bfad->bfad_tsk);
+ }
+ }
+
+ complete(&bfad->comp);
+}
+
+/*
+ * BFA_FCS callbacks
+ */
+struct bfad_port_s *
+bfa_fcb_lport_new(struct bfad_s *bfad, struct bfa_fcs_lport_s *port,
+ enum bfa_lport_role roles, struct bfad_vf_s *vf_drv,
+ struct bfad_vport_s *vp_drv)
+{
+ bfa_status_t rc;
+ struct bfad_port_s *port_drv;
+
+ if (!vp_drv && !vf_drv) {
+ port_drv = &bfad->pport;
+ port_drv->pvb_type = BFAD_PORT_PHYS_BASE;
+ } else if (!vp_drv && vf_drv) {
+ port_drv = &vf_drv->base_port;
+ port_drv->pvb_type = BFAD_PORT_VF_BASE;
+ } else if (vp_drv && !vf_drv) {
+ port_drv = &vp_drv->drv_port;
+ port_drv->pvb_type = BFAD_PORT_PHYS_VPORT;
+ } else {
+ port_drv = &vp_drv->drv_port;
+ port_drv->pvb_type = BFAD_PORT_VF_VPORT;
+ }
+
+ port_drv->fcs_port = port;
+ port_drv->roles = roles;
+
+ if (roles & BFA_LPORT_ROLE_FCP_IM) {
+ rc = bfad_im_port_new(bfad, port_drv);
+ if (rc != BFA_STATUS_OK) {
+ bfad_im_port_delete(bfad, port_drv);
+ port_drv = NULL;
+ }
+ }
+
+ return port_drv;
+}
+
+/*
+ * FCS RPORT alloc callback, after successful PLOGI by FCS
+ */
+bfa_status_t
+bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport,
+ struct bfad_rport_s **rport_drv)
+{
+ bfa_status_t rc = BFA_STATUS_OK;
+
+ *rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC);
+ if (*rport_drv == NULL) {
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
+ }
+
+ *rport = &(*rport_drv)->fcs_rport;
+
+ext:
+ return rc;
+}
+
+/*
+ * FCS PBC VPORT Create
+ */
+void
+bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport)
+{
+
+ struct bfa_lport_cfg_s port_cfg = {0};
+ struct bfad_vport_s *vport;
+ int rc;
+
+ vport = kzalloc(sizeof(struct bfad_vport_s), GFP_ATOMIC);
+ if (!vport) {
+ bfa_trc(bfad, 0);
+ return;
+ }
+
+ vport->drv_port.bfad = bfad;
+ port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
+ port_cfg.pwwn = pbc_vport.vp_pwwn;
+ port_cfg.nwwn = pbc_vport.vp_nwwn;
+ port_cfg.preboot_vp = BFA_TRUE;
+
+ rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, 0,
+ &port_cfg, vport);
+
+ if (rc != BFA_STATUS_OK) {
+ bfa_trc(bfad, 0);
+ return;
+ }
+
+ list_add_tail(&vport->list_entry, &bfad->pbc_vport_list);
+}
+
+void
+bfad_hal_mem_release(struct bfad_s *bfad)
+{
+ struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
+ struct bfa_mem_dma_s *dma_info, *dma_elem;
+ struct bfa_mem_kva_s *kva_info, *kva_elem;
+ struct list_head *dm_qe, *km_qe;
+
+ dma_info = &hal_meminfo->dma_info;
+ kva_info = &hal_meminfo->kva_info;
+
+ /* Iterate through the KVA meminfo queue */
+ list_for_each(km_qe, &kva_info->qe) {
+ kva_elem = (struct bfa_mem_kva_s *) km_qe;
+ vfree(kva_elem->kva);
+ }
+
+ /* Iterate through the DMA meminfo queue */
+ list_for_each(dm_qe, &dma_info->qe) {
+ dma_elem = (struct bfa_mem_dma_s *) dm_qe;
+ dma_free_coherent(&bfad->pcidev->dev,
+ dma_elem->mem_len, dma_elem->kva,
+ (dma_addr_t) dma_elem->dma);
+ }
+
+ memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s));
+}
+
+void
+bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg)
+{
+ if (num_rports > 0)
+ bfa_cfg->fwcfg.num_rports = num_rports;
+ if (num_ios > 0)
+ bfa_cfg->fwcfg.num_ioim_reqs = num_ios;
+ if (num_tms > 0)
+ bfa_cfg->fwcfg.num_tskim_reqs = num_tms;
+ if (num_fcxps > 0 && num_fcxps <= BFA_FCXP_MAX)
+ bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps;
+ if (num_ufbufs > 0 && num_ufbufs <= BFA_UF_MAX)
+ bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs;
+ if (reqq_size > 0)
+ bfa_cfg->drvcfg.num_reqq_elems = reqq_size;
+ if (rspq_size > 0)
+ bfa_cfg->drvcfg.num_rspq_elems = rspq_size;
+ if (num_sgpgs > 0 && num_sgpgs <= BFA_SGPG_MAX)
+ bfa_cfg->drvcfg.num_sgpgs = num_sgpgs;
+
+ /*
+ * populate the hal values back to the driver for sysfs use.
+ * otherwise, the default values will be shown as 0 in sysfs
+ */
+ num_rports = bfa_cfg->fwcfg.num_rports;
+ num_ios = bfa_cfg->fwcfg.num_ioim_reqs;
+ num_tms = bfa_cfg->fwcfg.num_tskim_reqs;
+ num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs;
+ num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs;
+ reqq_size = bfa_cfg->drvcfg.num_reqq_elems;
+ rspq_size = bfa_cfg->drvcfg.num_rspq_elems;
+ num_sgpgs = bfa_cfg->drvcfg.num_sgpgs;
+}
+
+bfa_status_t
+bfad_hal_mem_alloc(struct bfad_s *bfad)
+{
+ struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
+ struct bfa_mem_dma_s *dma_info, *dma_elem;
+ struct bfa_mem_kva_s *kva_info, *kva_elem;
+ struct list_head *dm_qe, *km_qe;
+ bfa_status_t rc = BFA_STATUS_OK;
+ dma_addr_t phys_addr;
+
+ bfa_cfg_get_default(&bfad->ioc_cfg);
+ bfad_update_hal_cfg(&bfad->ioc_cfg);
+ bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs;
+ bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo, &bfad->bfa);
+
+ dma_info = &hal_meminfo->dma_info;
+ kva_info = &hal_meminfo->kva_info;
+
+ /* Iterate through the KVA meminfo queue */
+ list_for_each(km_qe, &kva_info->qe) {
+ kva_elem = (struct bfa_mem_kva_s *) km_qe;
+ kva_elem->kva = vzalloc(kva_elem->mem_len);
+ if (kva_elem->kva == NULL) {
+ bfad_hal_mem_release(bfad);
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
+ }
+ }
+
+ /* Iterate through the DMA meminfo queue */
+ list_for_each(dm_qe, &dma_info->qe) {
+ dma_elem = (struct bfa_mem_dma_s *) dm_qe;
+ dma_elem->kva = dma_alloc_coherent(&bfad->pcidev->dev,
+ dma_elem->mem_len,
+ &phys_addr, GFP_KERNEL);
+ if (dma_elem->kva == NULL) {
+ bfad_hal_mem_release(bfad);
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
+ }
+ dma_elem->dma = phys_addr;
+ memset(dma_elem->kva, 0, dma_elem->mem_len);
+ }
+ext:
+ return rc;
+}
+
+/*
+ * Create a vport under a vf.
+ */
+bfa_status_t
+bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+ struct bfa_lport_cfg_s *port_cfg, struct device *dev)
+{
+ struct bfad_vport_s *vport;
+ int rc = BFA_STATUS_OK;
+ unsigned long flags;
+ struct completion fcomp;
+
+ vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL);
+ if (!vport) {
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
+ }
+
+ vport->drv_port.bfad = bfad;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id,
+ port_cfg, vport);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (rc != BFA_STATUS_OK)
+ goto ext_free_vport;
+
+ if (port_cfg->roles & BFA_LPORT_ROLE_FCP_IM) {
+ rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port,
+ dev);
+ if (rc != BFA_STATUS_OK)
+ goto ext_free_fcs_vport;
+ }
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcs_vport_start(&vport->fcs_vport);
+ list_add_tail(&vport->list_entry, &bfad->vport_list);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return BFA_STATUS_OK;
+
+ext_free_fcs_vport:
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ vport->comp_del = &fcomp;
+ init_completion(vport->comp_del);
+ bfa_fcs_vport_delete(&vport->fcs_vport);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(vport->comp_del);
+ext_free_vport:
+ kfree(vport);
+ext:
+ return rc;
+}
+
+void
+bfad_bfa_tmo(struct timer_list *t)
+{
+ struct bfad_s *bfad = from_timer(bfad, t, hal_tmo);
+ unsigned long flags;
+ struct list_head doneq;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ bfa_timer_beat(&bfad->bfa.timer_mod);
+
+ bfa_comp_deq(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (!list_empty(&doneq)) {
+ bfa_comp_process(&bfad->bfa, &doneq);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_comp_free(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ mod_timer(&bfad->hal_tmo,
+ jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+}
+
+void
+bfad_init_timer(struct bfad_s *bfad)
+{
+ timer_setup(&bfad->hal_tmo, bfad_bfa_tmo, 0);
+
+ mod_timer(&bfad->hal_tmo,
+ jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+}
+
+int
+bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
+{
+ int rc = -ENODEV;
+
+ if (pci_enable_device(pdev)) {
+ printk(KERN_ERR "pci_enable_device fail %p\n", pdev);
+ goto out;
+ }
+
+ if (pci_request_regions(pdev, BFAD_DRIVER_NAME))
+ goto out_disable_device;
+
+ pci_set_master(pdev);
+
+
+ if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) ||
+ (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) {
+ if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) ||
+ (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0)) {
+ printk(KERN_ERR "pci_set_dma_mask fail %p\n", pdev);
+ goto out_release_region;
+ }
+ }
+
+ /* Enable PCIE Advanced Error Recovery (AER) if kernel supports */
+ pci_enable_pcie_error_reporting(pdev);
+
+ bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
+ bfad->pci_bar2_kva = pci_iomap(pdev, 2, pci_resource_len(pdev, 2));
+
+ if (bfad->pci_bar0_kva == NULL) {
+ printk(KERN_ERR "Fail to map bar0\n");
+ goto out_release_region;
+ }
+
+ bfad->hal_pcidev.pci_slot = PCI_SLOT(pdev->devfn);
+ bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn);
+ bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva;
+ bfad->hal_pcidev.device_id = pdev->device;
+ bfad->hal_pcidev.ssid = pdev->subsystem_device;
+ bfad->pci_name = pci_name(pdev);
+
+ bfad->pci_attr.vendor_id = pdev->vendor;
+ bfad->pci_attr.device_id = pdev->device;
+ bfad->pci_attr.ssid = pdev->subsystem_device;
+ bfad->pci_attr.ssvid = pdev->subsystem_vendor;
+ bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn);
+
+ bfad->pcidev = pdev;
+
+ /* Adjust PCIe Maximum Read Request Size */
+ if (pci_is_pcie(pdev) && pcie_max_read_reqsz) {
+ if (pcie_max_read_reqsz >= 128 &&
+ pcie_max_read_reqsz <= 4096 &&
+ is_power_of_2(pcie_max_read_reqsz)) {
+ int max_rq = pcie_get_readrq(pdev);
+ printk(KERN_WARNING "BFA[%s]: "
+ "pcie_max_read_request_size is %d, "
+ "reset to %d\n", bfad->pci_name, max_rq,
+ pcie_max_read_reqsz);
+ pcie_set_readrq(pdev, pcie_max_read_reqsz);
+ } else {
+ printk(KERN_WARNING "BFA[%s]: invalid "
+ "pcie_max_read_request_size %d ignored\n",
+ bfad->pci_name, pcie_max_read_reqsz);
+ }
+ }
+
+ pci_save_state(pdev);
+
+ return 0;
+
+out_release_region:
+ pci_release_regions(pdev);
+out_disable_device:
+ pci_disable_device(pdev);
+out:
+ return rc;
+}
+
+void
+bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad)
+{
+ pci_iounmap(pdev, bfad->pci_bar0_kva);
+ pci_iounmap(pdev, bfad->pci_bar2_kva);
+ pci_release_regions(pdev);
+ /* Disable PCIE Advanced Error Recovery (AER) */
+ pci_disable_pcie_error_reporting(pdev);
+ pci_disable_device(pdev);
+}
+
+bfa_status_t
+bfad_drv_init(struct bfad_s *bfad)
+{
+ bfa_status_t rc;
+ unsigned long flags;
+
+ bfad->cfg_data.rport_del_timeout = rport_del_timeout;
+ bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth;
+ bfad->cfg_data.io_max_sge = bfa_io_max_sge;
+ bfad->cfg_data.binding_method = FCP_PWWN_BINDING;
+
+ rc = bfad_hal_mem_alloc(bfad);
+ if (rc != BFA_STATUS_OK) {
+ printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n",
+ bfad->inst_no);
+ printk(KERN_WARNING
+ "Not enough memory to attach all QLogic BR-series HBA ports. System may need more memory.\n");
+ return BFA_STATUS_FAILED;
+ }
+
+ bfad->bfa.trcmod = bfad->trcmod;
+ bfad->bfa.plog = &bfad->plog_buf;
+ bfa_plog_init(&bfad->plog_buf);
+ bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START,
+ 0, "Driver Attach");
+
+ bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo,
+ &bfad->hal_pcidev);
+
+ /* FCS INIT */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfa_fcs.trcmod = bfad->trcmod;
+ bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE);
+ bfad->bfa_fcs.fdmi_enabled = fdmi_enable;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ bfad->bfad_flags |= BFAD_DRV_INIT_DONE;
+
+ return BFA_STATUS_OK;
+}
+
+void
+bfad_drv_uninit(struct bfad_s *bfad)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ init_completion(&bfad->comp);
+ bfa_iocfc_stop(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->comp);
+
+ del_timer_sync(&bfad->hal_tmo);
+ bfa_isr_disable(&bfad->bfa);
+ bfa_detach(&bfad->bfa);
+ bfad_remove_intr(bfad);
+ bfad_hal_mem_release(bfad);
+
+ bfad->bfad_flags &= ~BFAD_DRV_INIT_DONE;
+}
+
+void
+bfad_drv_start(struct bfad_s *bfad)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_iocfc_start(&bfad->bfa);
+ bfa_fcs_pbc_vport_init(&bfad->bfa_fcs);
+ bfa_fcs_fabric_modstart(&bfad->bfa_fcs);
+ bfad->bfad_flags |= BFAD_HAL_START_DONE;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (bfad->im)
+ flush_workqueue(bfad->im->drv_workq);
+}
+
+void
+bfad_fcs_stop(struct bfad_s *bfad)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ init_completion(&bfad->comp);
+ bfad->pport.flags |= BFAD_PORT_DELETE;
+ bfa_fcs_exit(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->comp);
+
+ bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP);
+}
+
+void
+bfad_stop(struct bfad_s *bfad)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ init_completion(&bfad->comp);
+ bfa_iocfc_stop(&bfad->bfa);
+ bfad->bfad_flags &= ~BFAD_HAL_START_DONE;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->comp);
+
+ bfa_sm_send_event(bfad, BFAD_E_EXIT_COMP);
+}
+
+bfa_status_t
+bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role)
+{
+ int rc = BFA_STATUS_OK;
+
+ /* Allocate scsi_host for the physical port */
+ if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) &&
+ (role & BFA_LPORT_ROLE_FCP_IM)) {
+ if (bfad->pport.im_port == NULL) {
+ rc = BFA_STATUS_FAILED;
+ goto out;
+ }
+
+ rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port,
+ &bfad->pcidev->dev);
+ if (rc != BFA_STATUS_OK)
+ goto out;
+
+ bfad->pport.roles |= BFA_LPORT_ROLE_FCP_IM;
+ }
+
+ bfad->bfad_flags |= BFAD_CFG_PPORT_DONE;
+
+out:
+ return rc;
+}
+
+void
+bfad_uncfg_pport(struct bfad_s *bfad)
+{
+ if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) &&
+ (bfad->pport.roles & BFA_LPORT_ROLE_FCP_IM)) {
+ bfad_im_scsi_host_free(bfad, bfad->pport.im_port);
+ bfad_im_port_clean(bfad->pport.im_port);
+ kfree(bfad->pport.im_port);
+ bfad->pport.roles &= ~BFA_LPORT_ROLE_FCP_IM;
+ }
+
+ bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE;
+}
+
+bfa_status_t
+bfad_start_ops(struct bfad_s *bfad) {
+
+ int retval;
+ unsigned long flags;
+ struct bfad_vport_s *vport, *vport_new;
+ struct bfa_fcs_driver_info_s driver_info;
+
+ /* Limit min/max. xfer size to [64k-32MB] */
+ if (max_xfer_size < BFAD_MIN_SECTORS >> 1)
+ max_xfer_size = BFAD_MIN_SECTORS >> 1;
+ if (max_xfer_size > BFAD_MAX_SECTORS >> 1)
+ max_xfer_size = BFAD_MAX_SECTORS >> 1;
+
+ /* Fill the driver_info info to fcs*/
+ memset(&driver_info, 0, sizeof(driver_info));
+ strlcpy(driver_info.version, BFAD_DRIVER_VERSION,
+ sizeof(driver_info.version));
+ if (host_name)
+ strlcpy(driver_info.host_machine_name, host_name,
+ sizeof(driver_info.host_machine_name));
+ if (os_name)
+ strlcpy(driver_info.host_os_name, os_name,
+ sizeof(driver_info.host_os_name));
+ if (os_patch)
+ strlcpy(driver_info.host_os_patch, os_patch,
+ sizeof(driver_info.host_os_patch));
+
+ strlcpy(driver_info.os_device_name, bfad->pci_name,
+ sizeof(driver_info.os_device_name));
+
+ /* FCS driver info init */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
+
+ if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE)
+ bfa_fcs_update_cfg(&bfad->bfa_fcs);
+ else
+ bfa_fcs_init(&bfad->bfa_fcs);
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (!(bfad->bfad_flags & BFAD_CFG_PPORT_DONE)) {
+ retval = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
+ if (retval != BFA_STATUS_OK)
+ return BFA_STATUS_FAILED;
+ }
+
+ /* Setup fc host fixed attribute if the lk supports */
+ bfad_fc_host_init(bfad->pport.im_port);
+
+ /* BFAD level FC4 IM specific resource allocation */
+ retval = bfad_im_probe(bfad);
+ if (retval != BFA_STATUS_OK) {
+ printk(KERN_WARNING "bfad_im_probe failed\n");
+ if (bfa_sm_cmp_state(bfad, bfad_sm_initializing))
+ bfa_sm_set_state(bfad, bfad_sm_failed);
+ return BFA_STATUS_FAILED;
+ } else
+ bfad->bfad_flags |= BFAD_FC4_PROBE_DONE;
+
+ bfad_drv_start(bfad);
+
+ /* Complete pbc vport create */
+ list_for_each_entry_safe(vport, vport_new, &bfad->pbc_vport_list,
+ list_entry) {
+ struct fc_vport_identifiers vid;
+ struct fc_vport *fc_vport;
+ char pwwn_buf[BFA_STRING_32];
+
+ memset(&vid, 0, sizeof(vid));
+ vid.roles = FC_PORT_ROLE_FCP_INITIATOR;
+ vid.vport_type = FC_PORTTYPE_NPIV;
+ vid.disable = false;
+ vid.node_name = wwn_to_u64((u8 *)
+ (&((vport->fcs_vport).lport.port_cfg.nwwn)));
+ vid.port_name = wwn_to_u64((u8 *)
+ (&((vport->fcs_vport).lport.port_cfg.pwwn)));
+ fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid);
+ if (!fc_vport) {
+ wwn2str(pwwn_buf, vid.port_name);
+ printk(KERN_WARNING "bfad%d: failed to create pbc vport"
+ " %s\n", bfad->inst_no, pwwn_buf);
+ }
+ list_del(&vport->list_entry);
+ kfree(vport);
+ }
+
+ /*
+ * If bfa_linkup_delay is set to -1 default; try to retrive the
+ * value using the bfad_get_linkup_delay(); else use the
+ * passed in module param value as the bfa_linkup_delay.
+ */
+ if (bfa_linkup_delay < 0) {
+ bfa_linkup_delay = bfad_get_linkup_delay(bfad);
+ bfad_rport_online_wait(bfad);
+ bfa_linkup_delay = -1;
+ } else
+ bfad_rport_online_wait(bfad);
+
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level, "bfa device claimed\n");
+
+ return BFA_STATUS_OK;
+}
+
+int
+bfad_worker(void *ptr)
+{
+ struct bfad_s *bfad = ptr;
+ unsigned long flags;
+
+ if (kthread_should_stop())
+ return 0;
+
+ /* Send event BFAD_E_INIT_SUCCESS */
+ bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_tsk = NULL;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+/*
+ * BFA driver interrupt functions
+ */
+irqreturn_t
+bfad_intx(int irq, void *dev_id)
+{
+ struct bfad_s *bfad = dev_id;
+ struct list_head doneq;
+ unsigned long flags;
+ bfa_boolean_t rc;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_intx(&bfad->bfa);
+ if (!rc) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return IRQ_NONE;
+ }
+
+ bfa_comp_deq(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (!list_empty(&doneq)) {
+ bfa_comp_process(&bfad->bfa, &doneq);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_comp_free(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ return IRQ_HANDLED;
+
+}
+
+static irqreturn_t
+bfad_msix(int irq, void *dev_id)
+{
+ struct bfad_msix_s *vec = dev_id;
+ struct bfad_s *bfad = vec->bfad;
+ struct list_head doneq;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ bfa_msix(&bfad->bfa, vec->msix.entry);
+ bfa_comp_deq(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (!list_empty(&doneq)) {
+ bfa_comp_process(&bfad->bfa, &doneq);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_comp_free(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ return IRQ_HANDLED;
+}
+
+/*
+ * Initialize the MSIX entry table.
+ */
+static void
+bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries,
+ int mask, int max_bit)
+{
+ int i;
+ int match = 0x00000001;
+
+ for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) {
+ if (mask & match) {
+ bfad->msix_tab[bfad->nvec].msix.entry = i;
+ bfad->msix_tab[bfad->nvec].bfad = bfad;
+ msix_entries[bfad->nvec].entry = i;
+ bfad->nvec++;
+ }
+
+ match <<= 1;
+ }
+
+}
+
+int
+bfad_install_msix_handler(struct bfad_s *bfad)
+{
+ int i, error = 0;
+
+ for (i = 0; i < bfad->nvec; i++) {
+ sprintf(bfad->msix_tab[i].name, "bfa-%s-%s",
+ bfad->pci_name,
+ ((bfa_asic_id_cb(bfad->hal_pcidev.device_id)) ?
+ msix_name_cb[i] : msix_name_ct[i]));
+
+ error = request_irq(bfad->msix_tab[i].msix.vector,
+ (irq_handler_t) bfad_msix, 0,
+ bfad->msix_tab[i].name, &bfad->msix_tab[i]);
+ bfa_trc(bfad, i);
+ bfa_trc(bfad, bfad->msix_tab[i].msix.vector);
+ if (error) {
+ int j;
+
+ for (j = 0; j < i; j++)
+ free_irq(bfad->msix_tab[j].msix.vector,
+ &bfad->msix_tab[j]);
+
+ bfad->bfad_flags &= ~BFAD_MSIX_ON;
+ pci_disable_msix(bfad->pcidev);
+
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+/*
+ * Setup MSIX based interrupt.
+ */
+int
+bfad_setup_intr(struct bfad_s *bfad)
+{
+ int error;
+ u32 mask = 0, i, num_bit = 0, max_bit = 0;
+ struct msix_entry msix_entries[MAX_MSIX_ENTRY];
+ struct pci_dev *pdev = bfad->pcidev;
+ u16 reg;
+
+ /* Call BFA to get the msix map for this PCI function. */
+ bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
+
+ /* Set up the msix entry table */
+ bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
+
+ if ((bfa_asic_id_ctc(pdev->device) && !msix_disable_ct) ||
+ (bfa_asic_id_cb(pdev->device) && !msix_disable_cb)) {
+
+ error = pci_enable_msix_exact(bfad->pcidev,
+ msix_entries, bfad->nvec);
+ /* In CT1 & CT2, try to allocate just one vector */
+ if (error == -ENOSPC && bfa_asic_id_ctc(pdev->device)) {
+ printk(KERN_WARNING "bfa %s: trying one msix "
+ "vector failed to allocate %d[%d]\n",
+ bfad->pci_name, bfad->nvec, error);
+ bfad->nvec = 1;
+ error = pci_enable_msix_exact(bfad->pcidev,
+ msix_entries, 1);
+ }
+
+ if (error) {
+ printk(KERN_WARNING "bfad%d: "
+ "pci_enable_msix_exact failed (%d), "
+ "use line based.\n",
+ bfad->inst_no, error);
+ goto line_based;
+ }
+
+ /* Disable INTX in MSI-X mode */
+ pci_read_config_word(pdev, PCI_COMMAND, ®);
+
+ if (!(reg & PCI_COMMAND_INTX_DISABLE))
+ pci_write_config_word(pdev, PCI_COMMAND,
+ reg | PCI_COMMAND_INTX_DISABLE);
+
+ /* Save the vectors */
+ for (i = 0; i < bfad->nvec; i++) {
+ bfa_trc(bfad, msix_entries[i].vector);
+ bfad->msix_tab[i].msix.vector = msix_entries[i].vector;
+ }
+
+ bfa_msix_init(&bfad->bfa, bfad->nvec);
+
+ bfad->bfad_flags |= BFAD_MSIX_ON;
+
+ return 0;
+ }
+
+line_based:
+ error = request_irq(bfad->pcidev->irq, (irq_handler_t)bfad_intx,
+ BFAD_IRQ_FLAGS, BFAD_DRIVER_NAME, bfad);
+ if (error)
+ return error;
+
+ bfad->bfad_flags |= BFAD_INTX_ON;
+
+ return 0;
+}
+
+void
+bfad_remove_intr(struct bfad_s *bfad)
+{
+ int i;
+
+ if (bfad->bfad_flags & BFAD_MSIX_ON) {
+ for (i = 0; i < bfad->nvec; i++)
+ free_irq(bfad->msix_tab[i].msix.vector,
+ &bfad->msix_tab[i]);
+
+ pci_disable_msix(bfad->pcidev);
+ bfad->bfad_flags &= ~BFAD_MSIX_ON;
+ } else if (bfad->bfad_flags & BFAD_INTX_ON) {
+ free_irq(bfad->pcidev->irq, bfad);
+ }
+}
+
+/*
+ * PCI probe entry.
+ */
+int
+bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
+{
+ struct bfad_s *bfad;
+ int error = -ENODEV, retval, i;
+
+ /* For single port cards - only claim function 0 */
+ if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) &&
+ (PCI_FUNC(pdev->devfn) != 0))
+ return -ENODEV;
+
+ bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL);
+ if (!bfad) {
+ error = -ENOMEM;
+ goto out;
+ }
+
+ bfad->trcmod = kzalloc(sizeof(struct bfa_trc_mod_s), GFP_KERNEL);
+ if (!bfad->trcmod) {
+ printk(KERN_WARNING "Error alloc trace buffer!\n");
+ error = -ENOMEM;
+ goto out_alloc_trace_failure;
+ }
+
+ /* TRACE INIT */
+ bfa_trc_init(bfad->trcmod);
+ bfa_trc(bfad, bfad_inst);
+
+ /* AEN INIT */
+ INIT_LIST_HEAD(&bfad->free_aen_q);
+ INIT_LIST_HEAD(&bfad->active_aen_q);
+ for (i = 0; i < BFA_AEN_MAX_ENTRY; i++)
+ list_add_tail(&bfad->aen_list[i].qe, &bfad->free_aen_q);
+
+ if (!(bfad_load_fwimg(pdev))) {
+ kfree(bfad->trcmod);
+ goto out_alloc_trace_failure;
+ }
+
+ retval = bfad_pci_init(pdev, bfad);
+ if (retval) {
+ printk(KERN_WARNING "bfad_pci_init failure!\n");
+ error = retval;
+ goto out_pci_init_failure;
+ }
+
+ mutex_lock(&bfad_mutex);
+ bfad->inst_no = bfad_inst++;
+ list_add_tail(&bfad->list_entry, &bfad_list);
+ mutex_unlock(&bfad_mutex);
+
+ /* Initializing the state machine: State set to uninit */
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+
+ spin_lock_init(&bfad->bfad_lock);
+ spin_lock_init(&bfad->bfad_aen_spinlock);
+
+ pci_set_drvdata(pdev, bfad);
+
+ bfad->ref_count = 0;
+ bfad->pport.bfad = bfad;
+ INIT_LIST_HEAD(&bfad->pbc_vport_list);
+ INIT_LIST_HEAD(&bfad->vport_list);
+
+ /* Setup the debugfs node for this bfad */
+ if (bfa_debugfs_enable)
+ bfad_debugfs_init(&bfad->pport);
+
+ retval = bfad_drv_init(bfad);
+ if (retval != BFA_STATUS_OK)
+ goto out_drv_init_failure;
+
+ bfa_sm_send_event(bfad, BFAD_E_CREATE);
+
+ if (bfa_sm_cmp_state(bfad, bfad_sm_uninit))
+ goto out_bfad_sm_failure;
+
+ return 0;
+
+out_bfad_sm_failure:
+ bfad_hal_mem_release(bfad);
+out_drv_init_failure:
+ /* Remove the debugfs node for this bfad */
+ kfree(bfad->regdata);
+ bfad_debugfs_exit(&bfad->pport);
+ mutex_lock(&bfad_mutex);
+ bfad_inst--;
+ list_del(&bfad->list_entry);
+ mutex_unlock(&bfad_mutex);
+ bfad_pci_uninit(pdev, bfad);
+out_pci_init_failure:
+ kfree(bfad->trcmod);
+out_alloc_trace_failure:
+ kfree(bfad);
+out:
+ return error;
+}
+
+/*
+ * PCI remove entry.
+ */
+void
+bfad_pci_remove(struct pci_dev *pdev)
+{
+ struct bfad_s *bfad = pci_get_drvdata(pdev);
+ unsigned long flags;
+
+ bfa_trc(bfad, bfad->inst_no);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (bfad->bfad_tsk != NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ kthread_stop(bfad->bfad_tsk);
+ } else {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ /* Send Event BFAD_E_STOP */
+ bfa_sm_send_event(bfad, BFAD_E_STOP);
+
+ /* Driver detach and dealloc mem */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_detach(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfad_hal_mem_release(bfad);
+
+ /* Remove the debugfs node for this bfad */
+ kfree(bfad->regdata);
+ bfad_debugfs_exit(&bfad->pport);
+
+ /* Cleaning the BFAD instance */
+ mutex_lock(&bfad_mutex);
+ bfad_inst--;
+ list_del(&bfad->list_entry);
+ mutex_unlock(&bfad_mutex);
+ bfad_pci_uninit(pdev, bfad);
+
+ kfree(bfad->trcmod);
+ kfree(bfad);
+}
+
+/*
+ * PCI Error Recovery entry, error detected.
+ */
+static pci_ers_result_t
+bfad_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
+{
+ struct bfad_s *bfad = pci_get_drvdata(pdev);
+ unsigned long flags;
+ pci_ers_result_t ret = PCI_ERS_RESULT_NONE;
+
+ dev_printk(KERN_ERR, &pdev->dev,
+ "error detected state: %d - flags: 0x%x\n",
+ state, bfad->bfad_flags);
+
+ switch (state) {
+ case pci_channel_io_normal: /* non-fatal error */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_flags &= ~BFAD_EEH_BUSY;
+ /* Suspend/fail all bfa operations */
+ bfa_ioc_suspend(&bfad->bfa.ioc);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ del_timer_sync(&bfad->hal_tmo);
+ ret = PCI_ERS_RESULT_CAN_RECOVER;
+ break;
+ case pci_channel_io_frozen: /* fatal error */
+ init_completion(&bfad->comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_flags |= BFAD_EEH_BUSY;
+ /* Suspend/fail all bfa operations */
+ bfa_ioc_suspend(&bfad->bfa.ioc);
+ bfa_fcs_stop(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->comp);
+
+ bfad_remove_intr(bfad);
+ del_timer_sync(&bfad->hal_tmo);
+ pci_disable_device(pdev);
+ ret = PCI_ERS_RESULT_NEED_RESET;
+ break;
+ case pci_channel_io_perm_failure: /* PCI Card is DEAD */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_flags |= BFAD_EEH_BUSY |
+ BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* If the error_detected handler is called with the reason
+ * pci_channel_io_perm_failure - it will subsequently call
+ * pci_remove() entry point to remove the pci device from the
+ * system - So defer the cleanup to pci_remove(); cleaning up
+ * here causes inconsistent state during pci_remove().
+ */
+ ret = PCI_ERS_RESULT_DISCONNECT;
+ break;
+ default:
+ WARN_ON(1);
+ }
+
+ return ret;
+}
+
+int
+restart_bfa(struct bfad_s *bfad)
+{
+ unsigned long flags;
+ struct pci_dev *pdev = bfad->pcidev;
+
+ bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg,
+ &bfad->meminfo, &bfad->hal_pcidev);
+
+ /* Enable Interrupt and wait bfa_init completion */
+ if (bfad_setup_intr(bfad)) {
+ dev_printk(KERN_WARNING, &pdev->dev,
+ "%s: bfad_setup_intr failed\n", bfad->pci_name);
+ bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
+ return -1;
+ }
+
+ init_completion(&bfad->comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_iocfc_init(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* Set up interrupt handler for each vectors */
+ if ((bfad->bfad_flags & BFAD_MSIX_ON) &&
+ bfad_install_msix_handler(bfad))
+ dev_printk(KERN_WARNING, &pdev->dev,
+ "%s: install_msix failed.\n", bfad->pci_name);
+
+ bfad_init_timer(bfad);
+ wait_for_completion(&bfad->comp);
+ bfad_drv_start(bfad);
+
+ return 0;
+}
+
+/*
+ * PCI Error Recovery entry, re-initialize the chip.
+ */
+static pci_ers_result_t
+bfad_pci_slot_reset(struct pci_dev *pdev)
+{
+ struct bfad_s *bfad = pci_get_drvdata(pdev);
+ u8 byte;
+
+ dev_printk(KERN_ERR, &pdev->dev,
+ "bfad_pci_slot_reset flags: 0x%x\n", bfad->bfad_flags);
+
+ if (pci_enable_device(pdev)) {
+ dev_printk(KERN_ERR, &pdev->dev, "Cannot re-enable "
+ "PCI device after reset.\n");
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+
+ pci_restore_state(pdev);
+
+ /*
+ * Read some byte (e.g. DMA max. payload size which can't
+ * be 0xff any time) to make sure - we did not hit another PCI error
+ * in the middle of recovery. If we did, then declare permanent failure.
+ */
+ pci_read_config_byte(pdev, 0x68, &byte);
+ if (byte == 0xff) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "slot_reset failed ... got another PCI error !\n");
+ goto out_disable_device;
+ }
+
+ pci_save_state(pdev);
+ pci_set_master(pdev);
+
+ if (pci_set_dma_mask(bfad->pcidev, DMA_BIT_MASK(64)) != 0)
+ if (pci_set_dma_mask(bfad->pcidev, DMA_BIT_MASK(32)) != 0)
+ goto out_disable_device;
+
+ pci_cleanup_aer_uncorrect_error_status(pdev);
+
+ if (restart_bfa(bfad) == -1)
+ goto out_disable_device;
+
+ pci_enable_pcie_error_reporting(pdev);
+ dev_printk(KERN_WARNING, &pdev->dev,
+ "slot_reset completed flags: 0x%x!\n", bfad->bfad_flags);
+
+ return PCI_ERS_RESULT_RECOVERED;
+
+out_disable_device:
+ pci_disable_device(pdev);
+ return PCI_ERS_RESULT_DISCONNECT;
+}
+
+static pci_ers_result_t
+bfad_pci_mmio_enabled(struct pci_dev *pdev)
+{
+ unsigned long flags;
+ struct bfad_s *bfad = pci_get_drvdata(pdev);
+
+ dev_printk(KERN_INFO, &pdev->dev, "mmio_enabled\n");
+
+ /* Fetch FW diagnostic information */
+ bfa_ioc_debug_save_ftrc(&bfad->bfa.ioc);
+
+ /* Cancel all pending IOs */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ init_completion(&bfad->comp);
+ bfa_fcs_stop(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->comp);
+
+ bfad_remove_intr(bfad);
+ del_timer_sync(&bfad->hal_tmo);
+ pci_disable_device(pdev);
+
+ return PCI_ERS_RESULT_NEED_RESET;
+}
+
+static void
+bfad_pci_resume(struct pci_dev *pdev)
+{
+ unsigned long flags;
+ struct bfad_s *bfad = pci_get_drvdata(pdev);
+
+ dev_printk(KERN_WARNING, &pdev->dev, "resume\n");
+
+ /* wait until the link is online */
+ bfad_rport_online_wait(bfad);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_flags &= ~BFAD_EEH_BUSY;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+struct pci_device_id bfad_id_table[] = {
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_FC_8G2P,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_FC_8G1P,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
+ },
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT_FC,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
+ },
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT2,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
+ },
+
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT2_QUAD,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
+ },
+ {0, 0},
+};
+
+MODULE_DEVICE_TABLE(pci, bfad_id_table);
+
+/*
+ * PCI error recovery handlers.
+ */
+static struct pci_error_handlers bfad_err_handler = {
+ .error_detected = bfad_pci_error_detected,
+ .slot_reset = bfad_pci_slot_reset,
+ .mmio_enabled = bfad_pci_mmio_enabled,
+ .resume = bfad_pci_resume,
+};
+
+static struct pci_driver bfad_pci_driver = {
+ .name = BFAD_DRIVER_NAME,
+ .id_table = bfad_id_table,
+ .probe = bfad_pci_probe,
+ .remove = bfad_pci_remove,
+ .err_handler = &bfad_err_handler,
+};
+
+/*
+ * Driver module init.
+ */
+static int __init
+bfad_init(void)
+{
+ int error = 0;
+
+ pr_info("QLogic BR-series BFA FC/FCOE SCSI driver - version: %s\n",
+ BFAD_DRIVER_VERSION);
+
+ if (num_sgpgs > 0)
+ num_sgpgs_parm = num_sgpgs;
+
+ error = bfad_im_module_init();
+ if (error) {
+ error = -ENOMEM;
+ printk(KERN_WARNING "bfad_im_module_init failure\n");
+ goto ext;
+ }
+
+ if (strcmp(FCPI_NAME, " fcpim") == 0)
+ supported_fc4s |= BFA_LPORT_ROLE_FCP_IM;
+
+ bfa_auto_recover = ioc_auto_recover;
+ bfa_fcs_rport_set_del_timeout(rport_del_timeout);
+ bfa_fcs_rport_set_max_logins(max_rport_logins);
+
+ error = pci_register_driver(&bfad_pci_driver);
+ if (error) {
+ printk(KERN_WARNING "pci_register_driver failure\n");
+ goto ext;
+ }
+
+ return 0;
+
+ext:
+ bfad_im_module_exit();
+ return error;
+}
+
+/*
+ * Driver module exit.
+ */
+static void __exit
+bfad_exit(void)
+{
+ pci_unregister_driver(&bfad_pci_driver);
+ bfad_im_module_exit();
+ bfad_free_fwimg();
+}
+
+/* Firmware handling */
+static void
+bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+ u32 *bfi_image_size, char *fw_name)
+{
+ const struct firmware *fw;
+
+ if (request_firmware(&fw, fw_name, &pdev->dev)) {
+ printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
+ *bfi_image = NULL;
+ goto out;
+ }
+
+ *bfi_image = vmalloc(fw->size);
+ if (NULL == *bfi_image) {
+ printk(KERN_ALERT "Fail to allocate buffer for fw image "
+ "size=%x!\n", (u32) fw->size);
+ goto out;
+ }
+
+ memcpy(*bfi_image, fw->data, fw->size);
+ *bfi_image_size = fw->size/sizeof(u32);
+out:
+ release_firmware(fw);
+}
+
+static u32 *
+bfad_load_fwimg(struct pci_dev *pdev)
+{
+ if (bfa_asic_id_ct2(pdev->device)) {
+ if (bfi_image_ct2_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_ct2,
+ &bfi_image_ct2_size, BFAD_FW_FILE_CT2);
+ return bfi_image_ct2;
+ } else if (bfa_asic_id_ct(pdev->device)) {
+ if (bfi_image_ct_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_ct,
+ &bfi_image_ct_size, BFAD_FW_FILE_CT);
+ return bfi_image_ct;
+ } else if (bfa_asic_id_cb(pdev->device)) {
+ if (bfi_image_cb_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_cb,
+ &bfi_image_cb_size, BFAD_FW_FILE_CB);
+ return bfi_image_cb;
+ }
+
+ return NULL;
+}
+
+static void
+bfad_free_fwimg(void)
+{
+ if (bfi_image_ct2_size && bfi_image_ct2)
+ vfree(bfi_image_ct2);
+ if (bfi_image_ct_size && bfi_image_ct)
+ vfree(bfi_image_ct);
+ if (bfi_image_cb_size && bfi_image_cb)
+ vfree(bfi_image_cb);
+}
+
+module_init(bfad_init);
+module_exit(bfad_exit);
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("QLogic BR-series Fibre Channel HBA Driver" BFAD_PROTO_NAME);
+MODULE_AUTHOR("QLogic Corporation");
+MODULE_VERSION(BFAD_DRIVER_VERSION);
diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c
new file mode 100644
index 0000000..26b0fa4
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_attr.c
@@ -0,0 +1,997 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfa_attr.c Linux driver configuration interface module.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+
+/*
+ * FC transport template entry, get SCSI target port ID.
+ */
+static void
+bfad_im_get_starget_port_id(struct scsi_target *starget)
+{
+ struct Scsi_Host *shost;
+ struct bfad_im_port_s *im_port;
+ struct bfad_s *bfad;
+ struct bfad_itnim_s *itnim = NULL;
+ u32 fc_id = -1;
+ unsigned long flags;
+
+ shost = dev_to_shost(starget->dev.parent);
+ im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+ bfad = im_port->bfad;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ itnim = bfad_get_itnim(im_port, starget->id);
+ if (itnim)
+ fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+
+ fc_starget_port_id(starget) = fc_id;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/*
+ * FC transport template entry, get SCSI target nwwn.
+ */
+static void
+bfad_im_get_starget_node_name(struct scsi_target *starget)
+{
+ struct Scsi_Host *shost;
+ struct bfad_im_port_s *im_port;
+ struct bfad_s *bfad;
+ struct bfad_itnim_s *itnim = NULL;
+ u64 node_name = 0;
+ unsigned long flags;
+
+ shost = dev_to_shost(starget->dev.parent);
+ im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+ bfad = im_port->bfad;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ itnim = bfad_get_itnim(im_port, starget->id);
+ if (itnim)
+ node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
+
+ fc_starget_node_name(starget) = cpu_to_be64(node_name);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/*
+ * FC transport template entry, get SCSI target pwwn.
+ */
+static void
+bfad_im_get_starget_port_name(struct scsi_target *starget)
+{
+ struct Scsi_Host *shost;
+ struct bfad_im_port_s *im_port;
+ struct bfad_s *bfad;
+ struct bfad_itnim_s *itnim = NULL;
+ u64 port_name = 0;
+ unsigned long flags;
+
+ shost = dev_to_shost(starget->dev.parent);
+ im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+ bfad = im_port->bfad;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ itnim = bfad_get_itnim(im_port, starget->id);
+ if (itnim)
+ port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+
+ fc_starget_port_name(starget) = cpu_to_be64(port_name);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/*
+ * FC transport template entry, get SCSI host port ID.
+ */
+static void
+bfad_im_get_host_port_id(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_port_s *port = im_port->port;
+
+ fc_host_port_id(shost) =
+ bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port));
+}
+
+/*
+ * FC transport template entry, get SCSI host port type.
+ */
+static void
+bfad_im_get_host_port_type(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_lport_attr_s port_attr;
+
+ bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
+
+ switch (port_attr.port_type) {
+ case BFA_PORT_TYPE_NPORT:
+ fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
+ break;
+ case BFA_PORT_TYPE_NLPORT:
+ fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
+ break;
+ case BFA_PORT_TYPE_P2P:
+ fc_host_port_type(shost) = FC_PORTTYPE_PTP;
+ break;
+ case BFA_PORT_TYPE_LPORT:
+ fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
+ break;
+ default:
+ fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
+ break;
+ }
+}
+
+/*
+ * FC transport template entry, get SCSI host port state.
+ */
+static void
+bfad_im_get_host_port_state(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_port_attr_s attr;
+
+ bfa_fcport_get_attr(&bfad->bfa, &attr);
+
+ switch (attr.port_state) {
+ case BFA_PORT_ST_LINKDOWN:
+ fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+ break;
+ case BFA_PORT_ST_LINKUP:
+ fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+ break;
+ case BFA_PORT_ST_DISABLED:
+ case BFA_PORT_ST_STOPPED:
+ case BFA_PORT_ST_IOCDOWN:
+ case BFA_PORT_ST_IOCDIS:
+ fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
+ break;
+ case BFA_PORT_ST_UNINIT:
+ case BFA_PORT_ST_ENABLING_QWAIT:
+ case BFA_PORT_ST_ENABLING:
+ case BFA_PORT_ST_DISABLING_QWAIT:
+ case BFA_PORT_ST_DISABLING:
+ default:
+ fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
+ break;
+ }
+}
+
+/*
+ * FC transport template entry, get SCSI host active fc4s.
+ */
+static void
+bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_port_s *port = im_port->port;
+
+ memset(fc_host_active_fc4s(shost), 0,
+ sizeof(fc_host_active_fc4s(shost)));
+
+ if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
+ fc_host_active_fc4s(shost)[2] = 1;
+
+ fc_host_active_fc4s(shost)[7] = 1;
+}
+
+/*
+ * FC transport template entry, get SCSI host link speed.
+ */
+static void
+bfad_im_get_host_speed(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_port_attr_s attr;
+
+ bfa_fcport_get_attr(&bfad->bfa, &attr);
+ switch (attr.speed) {
+ case BFA_PORT_SPEED_10GBPS:
+ fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
+ break;
+ case BFA_PORT_SPEED_16GBPS:
+ fc_host_speed(shost) = FC_PORTSPEED_16GBIT;
+ break;
+ case BFA_PORT_SPEED_8GBPS:
+ fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
+ break;
+ case BFA_PORT_SPEED_4GBPS:
+ fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
+ break;
+ case BFA_PORT_SPEED_2GBPS:
+ fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
+ break;
+ case BFA_PORT_SPEED_1GBPS:
+ fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
+ break;
+ default:
+ fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
+ break;
+ }
+}
+
+/*
+ * FC transport template entry, get SCSI host port type.
+ */
+static void
+bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_port_s *port = im_port->port;
+ wwn_t fabric_nwwn = 0;
+
+ fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
+
+ fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
+
+}
+
+/*
+ * FC transport template entry, get BFAD statistics.
+ */
+static struct fc_host_statistics *
+bfad_im_get_stats(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfad_hal_comp fcomp;
+ union bfa_port_stats_u *fcstats;
+ struct fc_host_statistics *hstats;
+ bfa_status_t rc;
+ unsigned long flags;
+
+ fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
+ if (fcstats == NULL)
+ return NULL;
+
+ hstats = &bfad->link_stats;
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ memset(hstats, 0, sizeof(struct fc_host_statistics));
+ rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
+ fcstats, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (rc != BFA_STATUS_OK)
+ return NULL;
+
+ wait_for_completion(&fcomp.comp);
+
+ /* Fill the fc_host_statistics structure */
+ hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
+ hstats->tx_frames = fcstats->fc.tx_frames;
+ hstats->tx_words = fcstats->fc.tx_words;
+ hstats->rx_frames = fcstats->fc.rx_frames;
+ hstats->rx_words = fcstats->fc.rx_words;
+ hstats->lip_count = fcstats->fc.lip_count;
+ hstats->nos_count = fcstats->fc.nos_count;
+ hstats->error_frames = fcstats->fc.error_frames;
+ hstats->dumped_frames = fcstats->fc.dropped_frames;
+ hstats->link_failure_count = fcstats->fc.link_failures;
+ hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
+ hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
+ hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
+ hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
+
+ kfree(fcstats);
+ return hstats;
+}
+
+/*
+ * FC transport template entry, reset BFAD statistics.
+ */
+static void
+bfad_im_reset_stats(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+ bfa_status_t rc;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
+ &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (rc != BFA_STATUS_OK)
+ return;
+
+ wait_for_completion(&fcomp.comp);
+
+ return;
+}
+
+/*
+ * FC transport template entry, set rport loss timeout.
+ * Update dev_loss_tmo based on the value pushed down by the stack
+ * In case it is lesser than path_tov of driver, set it to path_tov + 1
+ * to ensure that the driver times out before the application
+ */
+static void
+bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
+{
+ struct bfad_itnim_data_s *itnim_data = rport->dd_data;
+ struct bfad_itnim_s *itnim = itnim_data->itnim;
+ struct bfad_s *bfad = itnim->im->bfad;
+ uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa);
+
+ rport->dev_loss_tmo = timeout;
+ if (timeout < path_tov)
+ rport->dev_loss_tmo = path_tov + 1;
+}
+
+static int
+bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
+{
+ char *vname = fc_vport->symbolic_name;
+ struct Scsi_Host *shost = fc_vport->shost;
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_lport_cfg_s port_cfg;
+ struct bfad_vport_s *vp;
+ int status = 0, rc;
+ unsigned long flags;
+
+ memset(&port_cfg, 0, sizeof(port_cfg));
+ u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
+ u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
+ if (strlen(vname) > 0)
+ strcpy((char *)&port_cfg.sym_name, vname);
+ port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
+ if (port_cfg.pwwn ==
+ vp->fcs_vport.lport.port_cfg.pwwn) {
+ port_cfg.preboot_vp =
+ vp->fcs_vport.lport.port_cfg.preboot_vp;
+ break;
+ }
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
+ if (rc == BFA_STATUS_OK) {
+ struct bfad_vport_s *vport;
+ struct bfa_fcs_vport_s *fcs_vport;
+ struct Scsi_Host *vshost;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
+ port_cfg.pwwn);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (fcs_vport == NULL)
+ return VPCERR_BAD_WWN;
+
+ fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
+ if (disable) {
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcs_vport_stop(fcs_vport);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
+ }
+
+ vport = fcs_vport->vport_drv;
+ vshost = vport->drv_port.im_port->shost;
+ fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
+ fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
+ fc_host_supported_classes(vshost) = FC_COS_CLASS3;
+
+ memset(fc_host_supported_fc4s(vshost), 0,
+ sizeof(fc_host_supported_fc4s(vshost)));
+
+ /* For FCP type 0x08 */
+ if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
+ fc_host_supported_fc4s(vshost)[2] = 1;
+
+ /* For fibre channel services type 0x20 */
+ fc_host_supported_fc4s(vshost)[7] = 1;
+
+ fc_host_supported_speeds(vshost) =
+ bfad_im_supported_speeds(&bfad->bfa);
+ fc_host_maxframe_size(vshost) =
+ bfa_fcport_get_maxfrsize(&bfad->bfa);
+
+ fc_vport->dd_data = vport;
+ vport->drv_port.im_port->fc_vport = fc_vport;
+ } else if (rc == BFA_STATUS_INVALID_WWN)
+ return VPCERR_BAD_WWN;
+ else if (rc == BFA_STATUS_VPORT_EXISTS)
+ return VPCERR_BAD_WWN;
+ else if (rc == BFA_STATUS_VPORT_MAX)
+ return VPCERR_NO_FABRIC_SUPP;
+ else if (rc == BFA_STATUS_VPORT_WWN_BP)
+ return VPCERR_BAD_WWN;
+ else
+ return FC_VPORT_FAILED;
+
+ return status;
+}
+
+int
+bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+ uint32_t status;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ status = bfa_port_disable(&bfad->bfa.modules.port,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (status != BFA_STATUS_OK)
+ return -EIO;
+
+ wait_for_completion(&fcomp.comp);
+ if (fcomp.status != BFA_STATUS_OK)
+ return -EIO;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ status = bfa_port_enable(&bfad->bfa.modules.port,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (status != BFA_STATUS_OK)
+ return -EIO;
+
+ wait_for_completion(&fcomp.comp);
+ if (fcomp.status != BFA_STATUS_OK)
+ return -EIO;
+
+ return 0;
+}
+
+static int
+bfad_im_vport_delete(struct fc_vport *fc_vport)
+{
+ struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) vport->drv_port.im_port;
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_fcs_vport_s *fcs_vport;
+ struct Scsi_Host *vshost;
+ wwn_t pwwn;
+ int rc;
+ unsigned long flags;
+ struct completion fcomp;
+
+ if (im_port->flags & BFAD_PORT_DELETE) {
+ bfad_scsi_host_free(bfad, im_port);
+ list_del(&vport->list_entry);
+ kfree(vport);
+ return 0;
+ }
+
+ vshost = vport->drv_port.im_port->shost;
+ u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (fcs_vport == NULL)
+ return VPCERR_BAD_WWN;
+
+ vport->drv_port.flags |= BFAD_PORT_DELETE;
+
+ vport->comp_del = &fcomp;
+ init_completion(vport->comp_del);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_fcs_vport_delete(&vport->fcs_vport);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (rc == BFA_STATUS_PBC) {
+ vport->drv_port.flags &= ~BFAD_PORT_DELETE;
+ vport->comp_del = NULL;
+ return -1;
+ }
+
+ wait_for_completion(vport->comp_del);
+
+ bfad_scsi_host_free(bfad, im_port);
+ list_del(&vport->list_entry);
+ kfree(vport);
+
+ return 0;
+}
+
+static int
+bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
+{
+ struct bfad_vport_s *vport;
+ struct bfad_s *bfad;
+ struct bfa_fcs_vport_s *fcs_vport;
+ struct Scsi_Host *vshost;
+ wwn_t pwwn;
+ unsigned long flags;
+
+ vport = (struct bfad_vport_s *)fc_vport->dd_data;
+ bfad = vport->drv_port.bfad;
+ vshost = vport->drv_port.im_port->shost;
+ u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (fcs_vport == NULL)
+ return VPCERR_BAD_WWN;
+
+ if (disable) {
+ bfa_fcs_vport_stop(fcs_vport);
+ fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
+ } else {
+ bfa_fcs_vport_start(fcs_vport);
+ fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
+ }
+
+ return 0;
+}
+
+void
+bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport)
+{
+ struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *)vport->drv_port.im_port;
+ struct bfad_s *bfad = im_port->bfad;
+ struct Scsi_Host *vshost = vport->drv_port.im_port->shost;
+ char *sym_name = fc_vport->symbolic_name;
+ struct bfa_fcs_vport_s *fcs_vport;
+ wwn_t pwwn;
+ unsigned long flags;
+
+ u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (fcs_vport == NULL)
+ return;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (strlen(sym_name) > 0)
+ bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+struct fc_function_template bfad_im_fc_function_template = {
+
+ /* Target dynamic attributes */
+ .get_starget_port_id = bfad_im_get_starget_port_id,
+ .show_starget_port_id = 1,
+ .get_starget_node_name = bfad_im_get_starget_node_name,
+ .show_starget_node_name = 1,
+ .get_starget_port_name = bfad_im_get_starget_port_name,
+ .show_starget_port_name = 1,
+
+ /* Host dynamic attribute */
+ .get_host_port_id = bfad_im_get_host_port_id,
+ .show_host_port_id = 1,
+
+ /* Host fixed attributes */
+ .show_host_node_name = 1,
+ .show_host_port_name = 1,
+ .show_host_supported_classes = 1,
+ .show_host_supported_fc4s = 1,
+ .show_host_supported_speeds = 1,
+ .show_host_maxframe_size = 1,
+
+ /* More host dynamic attributes */
+ .show_host_port_type = 1,
+ .get_host_port_type = bfad_im_get_host_port_type,
+ .show_host_port_state = 1,
+ .get_host_port_state = bfad_im_get_host_port_state,
+ .show_host_active_fc4s = 1,
+ .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
+ .show_host_speed = 1,
+ .get_host_speed = bfad_im_get_host_speed,
+ .show_host_fabric_name = 1,
+ .get_host_fabric_name = bfad_im_get_host_fabric_name,
+
+ .show_host_symbolic_name = 1,
+
+ /* Statistics */
+ .get_fc_host_stats = bfad_im_get_stats,
+ .reset_fc_host_stats = bfad_im_reset_stats,
+
+ /* Allocation length for host specific data */
+ .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
+
+ /* Remote port fixed attributes */
+ .show_rport_maxframe_size = 1,
+ .show_rport_supported_classes = 1,
+ .show_rport_dev_loss_tmo = 1,
+ .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
+ .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
+ .vport_create = bfad_im_vport_create,
+ .vport_delete = bfad_im_vport_delete,
+ .vport_disable = bfad_im_vport_disable,
+ .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name,
+ .bsg_request = bfad_im_bsg_request,
+ .bsg_timeout = bfad_im_bsg_timeout,
+};
+
+struct fc_function_template bfad_im_vport_fc_function_template = {
+
+ /* Target dynamic attributes */
+ .get_starget_port_id = bfad_im_get_starget_port_id,
+ .show_starget_port_id = 1,
+ .get_starget_node_name = bfad_im_get_starget_node_name,
+ .show_starget_node_name = 1,
+ .get_starget_port_name = bfad_im_get_starget_port_name,
+ .show_starget_port_name = 1,
+
+ /* Host dynamic attribute */
+ .get_host_port_id = bfad_im_get_host_port_id,
+ .show_host_port_id = 1,
+
+ /* Host fixed attributes */
+ .show_host_node_name = 1,
+ .show_host_port_name = 1,
+ .show_host_supported_classes = 1,
+ .show_host_supported_fc4s = 1,
+ .show_host_supported_speeds = 1,
+ .show_host_maxframe_size = 1,
+
+ /* More host dynamic attributes */
+ .show_host_port_type = 1,
+ .get_host_port_type = bfad_im_get_host_port_type,
+ .show_host_port_state = 1,
+ .get_host_port_state = bfad_im_get_host_port_state,
+ .show_host_active_fc4s = 1,
+ .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
+ .show_host_speed = 1,
+ .get_host_speed = bfad_im_get_host_speed,
+ .show_host_fabric_name = 1,
+ .get_host_fabric_name = bfad_im_get_host_fabric_name,
+
+ .show_host_symbolic_name = 1,
+
+ /* Statistics */
+ .get_fc_host_stats = bfad_im_get_stats,
+ .reset_fc_host_stats = bfad_im_reset_stats,
+
+ /* Allocation length for host specific data */
+ .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
+
+ /* Remote port fixed attributes */
+ .show_rport_maxframe_size = 1,
+ .show_rport_supported_classes = 1,
+ .show_rport_dev_loss_tmo = 1,
+ .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
+};
+
+/*
+ * Scsi_Host_attrs SCSI host attributes
+ */
+static ssize_t
+bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+
+ bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
+ return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
+}
+
+static ssize_t
+bfad_im_model_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ char model[BFA_ADAPTER_MODEL_NAME_LEN];
+
+ bfa_get_adapter_model(&bfad->bfa, model);
+ return snprintf(buf, PAGE_SIZE, "%s\n", model);
+}
+
+static ssize_t
+bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ char model[BFA_ADAPTER_MODEL_NAME_LEN];
+ char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
+ int nports = 0;
+
+ bfa_get_adapter_model(&bfad->bfa, model);
+ nports = bfa_get_nports(&bfad->bfa);
+ if (!strcmp(model, "QLogic-425"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 4Gbps PCIe dual port FC HBA");
+ else if (!strcmp(model, "QLogic-825"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 8Gbps PCIe dual port FC HBA");
+ else if (!strcmp(model, "QLogic-42B"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP");
+ else if (!strcmp(model, "QLogic-82B"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP");
+ else if (!strcmp(model, "QLogic-1010"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 10Gbps single port CNA");
+ else if (!strcmp(model, "QLogic-1020"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 10Gbps dual port CNA");
+ else if (!strcmp(model, "QLogic-1007"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 10Gbps CNA for IBM Blade Center");
+ else if (!strcmp(model, "QLogic-415"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 4Gbps PCIe single port FC HBA");
+ else if (!strcmp(model, "QLogic-815"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 8Gbps PCIe single port FC HBA");
+ else if (!strcmp(model, "QLogic-41B"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 4Gbps PCIe single port FC HBA for HP");
+ else if (!strcmp(model, "QLogic-81B"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 8Gbps PCIe single port FC HBA for HP");
+ else if (!strcmp(model, "QLogic-804"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class");
+ else if (!strcmp(model, "QLogic-1741"))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers");
+ else if (strstr(model, "QLogic-1860")) {
+ if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 10Gbps single port CNA");
+ else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 16Gbps PCIe single port FC HBA");
+ else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 10Gbps dual port CNA");
+ else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 16Gbps PCIe dual port FC HBA");
+ } else if (!strcmp(model, "QLogic-1867")) {
+ if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM");
+ else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM");
+ } else
+ snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
+ "Invalid Model");
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
+}
+
+static ssize_t
+bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_port_s *port = im_port->port;
+ u64 nwwn;
+
+ nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
+ return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
+}
+
+static ssize_t
+bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_lport_attr_s port_attr;
+ char symname[BFA_SYMNAME_MAXLEN];
+
+ bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
+ strlcpy(symname, port_attr.port_cfg.sym_name.symname,
+ BFA_SYMNAME_MAXLEN);
+ return snprintf(buf, PAGE_SIZE, "%s\n", symname);
+}
+
+static ssize_t
+bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ char hw_ver[BFA_VERSION_LEN];
+
+ bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
+ return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
+}
+
+static ssize_t
+bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
+}
+
+static ssize_t
+bfad_im_optionrom_version_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ char optrom_ver[BFA_VERSION_LEN];
+
+ bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
+ return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
+}
+
+static ssize_t
+bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ char fw_ver[BFA_VERSION_LEN];
+
+ bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
+ return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
+}
+
+static ssize_t
+bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ bfa_get_nports(&bfad->bfa));
+}
+
+static ssize_t
+bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
+}
+
+static ssize_t
+bfad_im_num_of_discovered_ports_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_port_s *port = im_port->port;
+ struct bfad_s *bfad = im_port->bfad;
+ int nrports = 2048;
+ struct bfa_rport_qualifier_s *rports = NULL;
+ unsigned long flags;
+
+ rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s),
+ GFP_ATOMIC);
+ if (rports == NULL)
+ return snprintf(buf, PAGE_SIZE, "Failed\n");
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ kfree(rports);
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
+}
+
+static DEVICE_ATTR(serial_number, S_IRUGO,
+ bfad_im_serial_num_show, NULL);
+static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
+static DEVICE_ATTR(model_description, S_IRUGO,
+ bfad_im_model_desc_show, NULL);
+static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
+static DEVICE_ATTR(symbolic_name, S_IRUGO,
+ bfad_im_symbolic_name_show, NULL);
+static DEVICE_ATTR(hardware_version, S_IRUGO,
+ bfad_im_hw_version_show, NULL);
+static DEVICE_ATTR(driver_version, S_IRUGO,
+ bfad_im_drv_version_show, NULL);
+static DEVICE_ATTR(option_rom_version, S_IRUGO,
+ bfad_im_optionrom_version_show, NULL);
+static DEVICE_ATTR(firmware_version, S_IRUGO,
+ bfad_im_fw_version_show, NULL);
+static DEVICE_ATTR(number_of_ports, S_IRUGO,
+ bfad_im_num_of_ports_show, NULL);
+static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
+static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
+ bfad_im_num_of_discovered_ports_show, NULL);
+
+struct device_attribute *bfad_im_host_attrs[] = {
+ &dev_attr_serial_number,
+ &dev_attr_model,
+ &dev_attr_model_description,
+ &dev_attr_node_name,
+ &dev_attr_symbolic_name,
+ &dev_attr_hardware_version,
+ &dev_attr_driver_version,
+ &dev_attr_option_rom_version,
+ &dev_attr_firmware_version,
+ &dev_attr_number_of_ports,
+ &dev_attr_driver_name,
+ &dev_attr_number_of_discovered_ports,
+ NULL,
+};
+
+struct device_attribute *bfad_im_vport_attrs[] = {
+ &dev_attr_serial_number,
+ &dev_attr_model,
+ &dev_attr_model_description,
+ &dev_attr_node_name,
+ &dev_attr_symbolic_name,
+ &dev_attr_hardware_version,
+ &dev_attr_driver_version,
+ &dev_attr_option_rom_version,
+ &dev_attr_firmware_version,
+ &dev_attr_number_of_ports,
+ &dev_attr_driver_name,
+ &dev_attr_number_of_discovered_ports,
+ NULL,
+};
+
+
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
new file mode 100644
index 0000000..5d163ca
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -0,0 +1,3594 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/uaccess.h>
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_bsg.h"
+
+BFA_TRC_FILE(LDRV, BSG);
+
+int
+bfad_iocmd_ioc_enable(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ /* If IOC is not in disabled state - return */
+ if (!bfa_ioc_is_disabled(&bfad->bfa.ioc)) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+ }
+
+ init_completion(&bfad->enable_comp);
+ bfa_iocfc_enable(&bfad->bfa);
+ iocmd->status = BFA_STATUS_OK;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->enable_comp);
+
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_disable(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (bfa_ioc_is_disabled(&bfad->bfa.ioc)) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+ }
+
+ if (bfad->disable_active) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return -EBUSY;
+ }
+
+ bfad->disable_active = BFA_TRUE;
+ init_completion(&bfad->disable_comp);
+ bfa_iocfc_disable(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ wait_for_completion(&bfad->disable_comp);
+ bfad->disable_active = BFA_FALSE;
+ iocmd->status = BFA_STATUS_OK;
+
+ return 0;
+}
+
+static int
+bfad_iocmd_ioc_get_info(struct bfad_s *bfad, void *cmd)
+{
+ int i;
+ struct bfa_bsg_ioc_info_s *iocmd = (struct bfa_bsg_ioc_info_s *)cmd;
+ struct bfad_im_port_s *im_port;
+ struct bfa_port_attr_s pattr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcport_get_attr(&bfad->bfa, &pattr);
+ iocmd->nwwn = pattr.nwwn;
+ iocmd->pwwn = pattr.pwwn;
+ iocmd->ioc_type = bfa_get_type(&bfad->bfa);
+ iocmd->mac = bfa_get_mac(&bfad->bfa);
+ iocmd->factory_mac = bfa_get_mfg_mac(&bfad->bfa);
+ bfa_get_adapter_serial_num(&bfad->bfa, iocmd->serialnum);
+ iocmd->factorynwwn = pattr.factorynwwn;
+ iocmd->factorypwwn = pattr.factorypwwn;
+ iocmd->bfad_num = bfad->inst_no;
+ im_port = bfad->pport.im_port;
+ iocmd->host = im_port->shost->host_no;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ strcpy(iocmd->name, bfad->adapter_name);
+ strcpy(iocmd->port_name, bfad->port_name);
+ strcpy(iocmd->hwpath, bfad->pci_name);
+
+ /* set adapter hw path */
+ strcpy(iocmd->adapter_hwpath, bfad->pci_name);
+ for (i = 0; iocmd->adapter_hwpath[i] != ':' && i < BFA_STRING_32; i++)
+ ;
+ for (; iocmd->adapter_hwpath[++i] != ':' && i < BFA_STRING_32; )
+ ;
+ iocmd->adapter_hwpath[i] = '\0';
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+static int
+bfad_iocmd_ioc_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_ioc_attr_s *iocmd = (struct bfa_bsg_ioc_attr_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_ioc_get_attr(&bfad->bfa.ioc, &iocmd->ioc_attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* fill in driver attr info */
+ strcpy(iocmd->ioc_attr.driver_attr.driver, BFAD_DRIVER_NAME);
+ strlcpy(iocmd->ioc_attr.driver_attr.driver_ver,
+ BFAD_DRIVER_VERSION, BFA_VERSION_LEN);
+ strcpy(iocmd->ioc_attr.driver_attr.fw_ver,
+ iocmd->ioc_attr.adapter_attr.fw_ver);
+ strcpy(iocmd->ioc_attr.driver_attr.bios_ver,
+ iocmd->ioc_attr.adapter_attr.optrom_ver);
+
+ /* copy chip rev info first otherwise it will be overwritten */
+ memcpy(bfad->pci_attr.chip_rev, iocmd->ioc_attr.pci_attr.chip_rev,
+ sizeof(bfad->pci_attr.chip_rev));
+ memcpy(&iocmd->ioc_attr.pci_attr, &bfad->pci_attr,
+ sizeof(struct bfa_ioc_pci_attr_s));
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_ioc_stats_s *iocmd = (struct bfa_bsg_ioc_stats_s *)cmd;
+
+ bfa_ioc_get_stats(&bfad->bfa, &iocmd->ioc_stats);
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_get_fwstats(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_ioc_fwstats_s *iocmd =
+ (struct bfa_bsg_ioc_fwstats_s *)cmd;
+ void *iocmd_bufptr;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_ioc_fwstats_s),
+ sizeof(struct bfa_fw_stats_s)) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ goto out;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_ioc_fwstats_s);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ioc_fw_stats_get(&bfad->bfa.ioc, iocmd_bufptr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ goto out;
+ }
+out:
+ bfa_trc(bfad, 0x6666);
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_reset_stats(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ if (v_cmd == IOCMD_IOC_RESET_STATS) {
+ bfa_ioc_clear_stats(&bfad->bfa);
+ iocmd->status = BFA_STATUS_OK;
+ } else if (v_cmd == IOCMD_IOC_RESET_FWSTATS) {
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ioc_fw_stats_clear(&bfad->bfa.ioc);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_set_name(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_ioc_name_s *iocmd = (struct bfa_bsg_ioc_name_s *) cmd;
+
+ if (v_cmd == IOCMD_IOC_SET_ADAPTER_NAME)
+ strcpy(bfad->adapter_name, iocmd->name);
+ else if (v_cmd == IOCMD_IOC_SET_PORT_NAME)
+ strcpy(bfad->port_name, iocmd->name);
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_iocfc_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_iocfc_attr_s *iocmd = (struct bfa_bsg_iocfc_attr_s *)cmd;
+
+ iocmd->status = BFA_STATUS_OK;
+ bfa_iocfc_get_attr(&bfad->bfa, &iocmd->iocfc_attr);
+
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_fw_sig_inv(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ioc_fwsig_invalidate(&bfad->bfa.ioc);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_iocfc_set_intr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_iocfc_intr_s *iocmd = (struct bfa_bsg_iocfc_intr_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_iocfc_israttr_set(&bfad->bfa, &iocmd->attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_port_enable(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_port_enable(&bfad->bfa.modules.port,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ return 0;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ return 0;
+}
+
+int
+bfad_iocmd_port_disable(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_port_disable(&bfad->bfa.modules.port,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ return 0;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ return 0;
+}
+
+static int
+bfad_iocmd_port_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_port_attr_s *iocmd = (struct bfa_bsg_port_attr_s *)cmd;
+ struct bfa_lport_attr_s port_attr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcport_get_attr(&bfad->bfa, &iocmd->attr);
+ bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (iocmd->attr.topology != BFA_PORT_TOPOLOGY_NONE)
+ iocmd->attr.pid = port_attr.pid;
+ else
+ iocmd->attr.pid = 0;
+
+ iocmd->attr.port_type = port_attr.port_type;
+ iocmd->attr.loopback = port_attr.loopback;
+ iocmd->attr.authfail = port_attr.authfail;
+ strlcpy(iocmd->attr.port_symname.symname,
+ port_attr.port_cfg.sym_name.symname,
+ sizeof(iocmd->attr.port_symname.symname));
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_port_get_stats(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_port_stats_s *iocmd = (struct bfa_bsg_port_stats_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ void *iocmd_bufptr;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_port_stats_s),
+ sizeof(union bfa_port_stats_u)) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_port_stats_s);
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_port_get_stats(&bfad->bfa.modules.port,
+ iocmd_bufptr, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ goto out;
+ }
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_port_reset_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_port_clear_stats(&bfad->bfa.modules.port,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ return 0;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ return 0;
+}
+
+int
+bfad_iocmd_set_port_cfg(struct bfad_s *bfad, void *iocmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_port_cfg_s *cmd = (struct bfa_bsg_port_cfg_s *)iocmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (v_cmd == IOCMD_PORT_CFG_TOPO)
+ cmd->status = bfa_fcport_cfg_topology(&bfad->bfa, cmd->param);
+ else if (v_cmd == IOCMD_PORT_CFG_SPEED)
+ cmd->status = bfa_fcport_cfg_speed(&bfad->bfa, cmd->param);
+ else if (v_cmd == IOCMD_PORT_CFG_ALPA)
+ cmd->status = bfa_fcport_cfg_hardalpa(&bfad->bfa, cmd->param);
+ else if (v_cmd == IOCMD_PORT_CLR_ALPA)
+ cmd->status = bfa_fcport_clr_hardalpa(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_port_cfg_maxfrsize(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_port_cfg_maxfrsize_s *iocmd =
+ (struct bfa_bsg_port_cfg_maxfrsize_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcport_cfg_maxfrsize(&bfad->bfa, iocmd->maxfrsize);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_port_cfg_bbcr(struct bfad_s *bfad, unsigned int cmd, void *pcmd)
+{
+ struct bfa_bsg_bbcr_enable_s *iocmd =
+ (struct bfa_bsg_bbcr_enable_s *)pcmd;
+ unsigned long flags;
+ int rc;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (cmd == IOCMD_PORT_BBCR_ENABLE)
+ rc = bfa_fcport_cfg_bbcr(&bfad->bfa, BFA_TRUE, iocmd->bb_scn);
+ else if (cmd == IOCMD_PORT_BBCR_DISABLE)
+ rc = bfa_fcport_cfg_bbcr(&bfad->bfa, BFA_FALSE, 0);
+ else {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return -EINVAL;
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ iocmd->status = rc;
+ return 0;
+}
+
+int
+bfad_iocmd_port_get_bbcr_attr(struct bfad_s *bfad, void *pcmd)
+{
+ struct bfa_bsg_bbcr_attr_s *iocmd = (struct bfa_bsg_bbcr_attr_s *) pcmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status =
+ bfa_fcport_get_bbcr_attr(&bfad->bfa, &iocmd->attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+
+static int
+bfad_iocmd_lport_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_bsg_lport_attr_s *iocmd = (struct bfa_bsg_lport_attr_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ bfa_fcs_lport_get_attr(fcs_port, &iocmd->port_attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_lport_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_bsg_lport_stats_s *iocmd =
+ (struct bfa_bsg_lport_stats_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ bfa_fcs_lport_get_stats(fcs_port, &iocmd->port_stats);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_lport_reset_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_bsg_reset_stats_s *iocmd =
+ (struct bfa_bsg_reset_stats_s *)cmd;
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(&bfad->bfa);
+ struct list_head *qe, *qen;
+ struct bfa_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->vpwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ bfa_fcs_lport_clear_stats(fcs_port);
+ /* clear IO stats from all active itnims */
+ list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+ itnim = (struct bfa_itnim_s *) qe;
+ if (itnim->rport->rport_info.lp_tag != fcs_port->lp_tag)
+ continue;
+ bfa_itnim_clear_stats(itnim);
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_lport_get_iostats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_bsg_lport_iostats_s *iocmd =
+ (struct bfa_bsg_lport_iostats_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ bfa_fcpim_port_iostats(&bfad->bfa, &iocmd->iostats,
+ fcs_port->lp_tag);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_lport_get_rports(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_lport_get_rports_s *iocmd =
+ (struct bfa_bsg_lport_get_rports_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ unsigned long flags;
+ void *iocmd_bufptr;
+
+ if (iocmd->nrports == 0)
+ return -EINVAL;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_lport_get_rports_s),
+ sizeof(struct bfa_rport_qualifier_s) * iocmd->nrports)
+ != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd +
+ sizeof(struct bfa_bsg_lport_get_rports_s);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, 0);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ bfa_fcs_lport_get_rport_quals(fcs_port,
+ (struct bfa_rport_qualifier_s *)iocmd_bufptr,
+ &iocmd->nrports);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_rport_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_rport_attr_s *iocmd = (struct bfa_bsg_rport_attr_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_rport_s *fcs_rport;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ if (iocmd->pid)
+ fcs_rport = bfa_fcs_lport_get_rport_by_qualifier(fcs_port,
+ iocmd->rpwwn, iocmd->pid);
+ else
+ fcs_rport = bfa_fcs_rport_lookup(fcs_port, iocmd->rpwwn);
+ if (fcs_rport == NULL) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ goto out;
+ }
+
+ bfa_fcs_rport_get_attr(fcs_rport, &iocmd->attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+static int
+bfad_iocmd_rport_get_addr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_rport_scsi_addr_s *iocmd =
+ (struct bfa_bsg_rport_scsi_addr_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_itnim_s *fcs_itnim;
+ struct bfad_itnim_s *drv_itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ fcs_itnim = bfa_fcs_itnim_lookup(fcs_port, iocmd->rpwwn);
+ if (fcs_itnim == NULL) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ goto out;
+ }
+
+ drv_itnim = fcs_itnim->itnim_drv;
+
+ if (drv_itnim && drv_itnim->im_port)
+ iocmd->host = drv_itnim->im_port->shost->host_no;
+ else {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ goto out;
+ }
+
+ iocmd->target = drv_itnim->scsi_tgt_id;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ iocmd->bus = 0;
+ iocmd->lun = 0;
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_rport_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_rport_stats_s *iocmd =
+ (struct bfa_bsg_rport_stats_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_rport_s *fcs_rport;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ fcs_rport = bfa_fcs_rport_lookup(fcs_port, iocmd->rpwwn);
+ if (fcs_rport == NULL) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ goto out;
+ }
+
+ memcpy((void *)&iocmd->stats, (void *)&fcs_rport->stats,
+ sizeof(struct bfa_rport_stats_s));
+ if (bfa_fcs_rport_get_halrport(fcs_rport)) {
+ memcpy((void *)&iocmd->stats.hal_stats,
+ (void *)&(bfa_fcs_rport_get_halrport(fcs_rport)->stats),
+ sizeof(struct bfa_rport_hal_stats_s));
+ }
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_rport_clr_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_rport_reset_stats_s *iocmd =
+ (struct bfa_bsg_rport_reset_stats_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_rport_s *fcs_rport;
+ struct bfa_rport_s *rport;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ fcs_rport = bfa_fcs_rport_lookup(fcs_port, iocmd->rpwwn);
+ if (fcs_rport == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ goto out;
+ }
+
+ memset((char *)&fcs_rport->stats, 0, sizeof(struct bfa_rport_stats_s));
+ rport = bfa_fcs_rport_get_halrport(fcs_rport);
+ if (rport)
+ memset(&rport->stats, 0, sizeof(rport->stats));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_rport_set_speed(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_rport_set_speed_s *iocmd =
+ (struct bfa_bsg_rport_set_speed_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_rport_s *fcs_rport;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (fcs_port == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ goto out;
+ }
+
+ fcs_rport = bfa_fcs_rport_lookup(fcs_port, iocmd->rpwwn);
+ if (fcs_rport == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ goto out;
+ }
+
+ fcs_rport->rpf.assigned_speed = iocmd->speed;
+ /* Set this speed in f/w only if the RPSC speed is not available */
+ if (fcs_rport->rpf.rpsc_speed == BFA_PORT_SPEED_UNKNOWN)
+ if (fcs_rport->bfa_rport)
+ bfa_rport_speed(fcs_rport->bfa_rport, iocmd->speed);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_vport_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_vport_s *fcs_vport;
+ struct bfa_bsg_vport_attr_s *iocmd = (struct bfa_bsg_vport_attr_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->vpwwn);
+ if (fcs_vport == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_VWWN;
+ goto out;
+ }
+
+ bfa_fcs_vport_get_attr(fcs_vport, &iocmd->vport_attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_vport_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_vport_s *fcs_vport;
+ struct bfa_bsg_vport_stats_s *iocmd =
+ (struct bfa_bsg_vport_stats_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->vpwwn);
+ if (fcs_vport == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_VWWN;
+ goto out;
+ }
+
+ memcpy((void *)&iocmd->vport_stats, (void *)&fcs_vport->vport_stats,
+ sizeof(struct bfa_vport_stats_s));
+ memcpy((void *)&iocmd->vport_stats.port_stats,
+ (void *)&fcs_vport->lport.stats,
+ sizeof(struct bfa_lport_stats_s));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_vport_clr_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_fcs_vport_s *fcs_vport;
+ struct bfa_bsg_reset_stats_s *iocmd =
+ (struct bfa_bsg_reset_stats_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->vpwwn);
+ if (fcs_vport == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_VWWN;
+ goto out;
+ }
+
+ memset(&fcs_vport->vport_stats, 0, sizeof(struct bfa_vport_stats_s));
+ memset(&fcs_vport->lport.stats, 0, sizeof(struct bfa_lport_stats_s));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+static int
+bfad_iocmd_fabric_get_lports(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_fabric_get_lports_s *iocmd =
+ (struct bfa_bsg_fabric_get_lports_s *)cmd;
+ bfa_fcs_vf_t *fcs_vf;
+ uint32_t nports = iocmd->nports;
+ unsigned long flags;
+ void *iocmd_bufptr;
+
+ if (nports == 0) {
+ iocmd->status = BFA_STATUS_EINVAL;
+ goto out;
+ }
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_fabric_get_lports_s),
+ sizeof(wwn_t) * iocmd->nports) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ goto out;
+ }
+
+ iocmd_bufptr = (char *)iocmd +
+ sizeof(struct bfa_bsg_fabric_get_lports_s);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
+ if (fcs_vf == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_VFID;
+ goto out;
+ }
+ bfa_fcs_vf_get_ports(fcs_vf, (wwn_t *)iocmd_bufptr, &nports);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ iocmd->nports = nports;
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_qos_set_bw(struct bfad_s *bfad, void *pcmd)
+{
+ struct bfa_bsg_qos_bw_s *iocmd = (struct bfa_bsg_qos_bw_s *)pcmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcport_set_qos_bw(&bfad->bfa, &iocmd->qos_bw);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_ratelim(struct bfad_s *bfad, unsigned int cmd, void *pcmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)pcmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else {
+ if (cmd == IOCMD_RATELIM_ENABLE)
+ fcport->cfg.ratelimit = BFA_TRUE;
+ else if (cmd == IOCMD_RATELIM_DISABLE)
+ fcport->cfg.ratelimit = BFA_FALSE;
+
+ if (fcport->cfg.trl_def_speed == BFA_PORT_SPEED_UNKNOWN)
+ fcport->cfg.trl_def_speed = BFA_PORT_SPEED_1GBPS;
+
+ iocmd->status = BFA_STATUS_OK;
+ }
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_ratelim_speed(struct bfad_s *bfad, unsigned int cmd, void *pcmd)
+{
+ struct bfa_bsg_trl_speed_s *iocmd = (struct bfa_bsg_trl_speed_s *)pcmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ /* Auto and speeds greater than the supported speed, are invalid */
+ if ((iocmd->speed == BFA_PORT_SPEED_AUTO) ||
+ (iocmd->speed > fcport->speed_sup)) {
+ iocmd->status = BFA_STATUS_UNSUPP_SPEED;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+ }
+
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else {
+ fcport->cfg.trl_def_speed = iocmd->speed;
+ iocmd->status = BFA_STATUS_OK;
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_cfg_fcpim(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_s *iocmd = (struct bfa_bsg_fcpim_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcpim_path_tov_set(&bfad->bfa, iocmd->param);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_get_modstats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_modstats_s *iocmd =
+ (struct bfa_bsg_fcpim_modstats_s *)cmd;
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(&bfad->bfa);
+ struct list_head *qe, *qen;
+ struct bfa_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ /* accumulate IO stats from itnim */
+ memset((void *)&iocmd->modstats, 0, sizeof(struct bfa_itnim_iostats_s));
+ list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+ itnim = (struct bfa_itnim_s *) qe;
+ bfa_fcpim_add_stats(&iocmd->modstats, &(itnim->stats));
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_clr_modstats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_modstatsclr_s *iocmd =
+ (struct bfa_bsg_fcpim_modstatsclr_s *)cmd;
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(&bfad->bfa);
+ struct list_head *qe, *qen;
+ struct bfa_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+ itnim = (struct bfa_itnim_s *) qe;
+ bfa_itnim_clear_stats(itnim);
+ }
+ memset(&fcpim->del_itn_stats, 0,
+ sizeof(struct bfa_fcpim_del_itn_stats_s));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_get_del_itn_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_del_itn_stats_s *iocmd =
+ (struct bfa_bsg_fcpim_del_itn_stats_s *)cmd;
+ struct bfa_fcpim_s *fcpim = BFA_FCPIM(&bfad->bfa);
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ memcpy((void *)&iocmd->modstats, (void *)&fcpim->del_itn_stats,
+ sizeof(struct bfa_fcpim_del_itn_stats_s));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+static int
+bfad_iocmd_itnim_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_itnim_attr_s *iocmd = (struct bfa_bsg_itnim_attr_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->lpwwn);
+ if (!fcs_port)
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ else
+ iocmd->status = bfa_fcs_itnim_attr_get(fcs_port,
+ iocmd->rpwwn, &iocmd->attr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+static int
+bfad_iocmd_itnim_get_iostats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_itnim_iostats_s *iocmd =
+ (struct bfa_bsg_itnim_iostats_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->lpwwn);
+ if (!fcs_port) {
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ bfa_trc(bfad, 0);
+ } else {
+ itnim = bfa_fcs_itnim_lookup(fcs_port, iocmd->rpwwn);
+ if (itnim == NULL)
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ else {
+ iocmd->status = BFA_STATUS_OK;
+ if (bfa_fcs_itnim_get_halitn(itnim))
+ memcpy((void *)&iocmd->iostats, (void *)
+ &(bfa_fcs_itnim_get_halitn(itnim)->stats),
+ sizeof(struct bfa_itnim_iostats_s));
+ }
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+static int
+bfad_iocmd_itnim_reset_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_rport_reset_stats_s *iocmd =
+ (struct bfa_bsg_rport_reset_stats_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->pwwn);
+ if (!fcs_port)
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ else {
+ itnim = bfa_fcs_itnim_lookup(fcs_port, iocmd->rpwwn);
+ if (itnim == NULL)
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ else {
+ iocmd->status = BFA_STATUS_OK;
+ bfa_fcs_itnim_stats_clear(fcs_port, iocmd->rpwwn);
+ bfa_itnim_clear_stats(bfa_fcs_itnim_get_halitn(itnim));
+ }
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+static int
+bfad_iocmd_itnim_get_itnstats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_itnim_itnstats_s *iocmd =
+ (struct bfa_bsg_itnim_itnstats_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->lpwwn);
+ if (!fcs_port) {
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ bfa_trc(bfad, 0);
+ } else {
+ itnim = bfa_fcs_itnim_lookup(fcs_port, iocmd->rpwwn);
+ if (itnim == NULL)
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ else {
+ iocmd->status = BFA_STATUS_OK;
+ bfa_fcs_itnim_stats_get(fcs_port, iocmd->rpwwn,
+ &iocmd->itnstats);
+ }
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcport_enable(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcport_enable(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_fcport_disable(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcport_disable(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_ioc_get_pcifn_cfg(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_pcifn_cfg_s *iocmd = (struct bfa_bsg_pcifn_cfg_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ablk_query(&bfad->bfa.modules.ablk,
+ &iocmd->pcifn_cfg,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_pcifn_create(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_pcifn_s *iocmd = (struct bfa_bsg_pcifn_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ablk_pf_create(&bfad->bfa.modules.ablk,
+ &iocmd->pcifn_id, iocmd->port,
+ iocmd->pcifn_class, iocmd->bw_min,
+ iocmd->bw_max, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_pcifn_delete(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_pcifn_s *iocmd = (struct bfa_bsg_pcifn_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ablk_pf_delete(&bfad->bfa.modules.ablk,
+ iocmd->pcifn_id,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_pcifn_bw(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_pcifn_s *iocmd = (struct bfa_bsg_pcifn_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ablk_pf_update(&bfad->bfa.modules.ablk,
+ iocmd->pcifn_id, iocmd->bw_min,
+ iocmd->bw_max, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ bfa_trc(bfad, iocmd->status);
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_adapter_cfg_mode(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_adapter_cfg_mode_s *iocmd =
+ (struct bfa_bsg_adapter_cfg_mode_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ablk_adapter_config(&bfad->bfa.modules.ablk,
+ iocmd->cfg.mode, iocmd->cfg.max_pf,
+ iocmd->cfg.max_vf, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_port_cfg_mode(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_port_cfg_mode_s *iocmd =
+ (struct bfa_bsg_port_cfg_mode_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_ablk_port_config(&bfad->bfa.modules.ablk,
+ iocmd->instance, iocmd->cfg.mode,
+ iocmd->cfg.max_pf, iocmd->cfg.max_vf,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_ablk_optrom(struct bfad_s *bfad, unsigned int cmd, void *pcmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)pcmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (cmd == IOCMD_FLASH_ENABLE_OPTROM)
+ iocmd->status = bfa_ablk_optrom_en(&bfad->bfa.modules.ablk,
+ bfad_hcb_comp, &fcomp);
+ else
+ iocmd->status = bfa_ablk_optrom_dis(&bfad->bfa.modules.ablk,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_faa_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_faa_attr_s *iocmd = (struct bfa_bsg_faa_attr_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ iocmd->status = BFA_STATUS_OK;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_faa_query(&bfad->bfa, &iocmd->faa_attr,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_cee_attr(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
+{
+ struct bfa_bsg_cee_attr_s *iocmd =
+ (struct bfa_bsg_cee_attr_s *)cmd;
+ void *iocmd_bufptr;
+ struct bfad_hal_comp cee_comp;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_cee_attr_s),
+ sizeof(struct bfa_cee_attr_s)) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_cee_attr_s);
+
+ cee_comp.status = 0;
+ init_completion(&cee_comp.comp);
+ mutex_lock(&bfad_mutex);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_cee_get_attr(&bfad->bfa.modules.cee, iocmd_bufptr,
+ bfad_hcb_comp, &cee_comp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ mutex_unlock(&bfad_mutex);
+ bfa_trc(bfad, 0x5555);
+ goto out;
+ }
+ wait_for_completion(&cee_comp.comp);
+ mutex_unlock(&bfad_mutex);
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_cee_get_stats(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_cee_stats_s *iocmd =
+ (struct bfa_bsg_cee_stats_s *)cmd;
+ void *iocmd_bufptr;
+ struct bfad_hal_comp cee_comp;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_cee_stats_s),
+ sizeof(struct bfa_cee_stats_s)) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_cee_stats_s);
+
+ cee_comp.status = 0;
+ init_completion(&cee_comp.comp);
+ mutex_lock(&bfad_mutex);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_cee_get_stats(&bfad->bfa.modules.cee, iocmd_bufptr,
+ bfad_hcb_comp, &cee_comp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ mutex_unlock(&bfad_mutex);
+ bfa_trc(bfad, 0x5555);
+ goto out;
+ }
+ wait_for_completion(&cee_comp.comp);
+ mutex_unlock(&bfad_mutex);
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_cee_reset_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_cee_reset_stats(&bfad->bfa.modules.cee, NULL, NULL);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ bfa_trc(bfad, 0x5555);
+ return 0;
+}
+
+int
+bfad_iocmd_sfp_media(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_sfp_media_s *iocmd = (struct bfa_bsg_sfp_media_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_sfp_media(BFA_SFP_MOD(&bfad->bfa), &iocmd->media,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_SFP_NOT_READY)
+ goto out;
+
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_sfp_speed(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_sfp_speed_s *iocmd = (struct bfa_bsg_sfp_speed_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_sfp_speed(BFA_SFP_MOD(&bfad->bfa), iocmd->speed,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_SFP_NOT_READY)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_flash_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_flash_attr_s *iocmd =
+ (struct bfa_bsg_flash_attr_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_get_attr(BFA_FLASH(&bfad->bfa), &iocmd->attr,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_flash_erase_part(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_flash_s *iocmd = (struct bfa_bsg_flash_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_erase_part(BFA_FLASH(&bfad->bfa), iocmd->type,
+ iocmd->instance, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_flash_update_part(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_flash_s *iocmd = (struct bfa_bsg_flash_s *)cmd;
+ void *iocmd_bufptr;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_flash_s),
+ iocmd->bufsz) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_flash_s);
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_update_part(BFA_FLASH(&bfad->bfa),
+ iocmd->type, iocmd->instance, iocmd_bufptr,
+ iocmd->bufsz, 0, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_flash_read_part(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_flash_s *iocmd = (struct bfa_bsg_flash_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ void *iocmd_bufptr;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_flash_s),
+ iocmd->bufsz) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_flash_s);
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_read_part(BFA_FLASH(&bfad->bfa), iocmd->type,
+ iocmd->instance, iocmd_bufptr, iocmd->bufsz, 0,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_temp(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_get_temp_s *iocmd =
+ (struct bfa_bsg_diag_get_temp_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_diag_tsensor_query(BFA_DIAG_MOD(&bfad->bfa),
+ &iocmd->result, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_memtest(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_memtest_s *iocmd =
+ (struct bfa_bsg_diag_memtest_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_diag_memtest(BFA_DIAG_MOD(&bfad->bfa),
+ &iocmd->memtest, iocmd->pat,
+ &iocmd->result, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_loopback(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_loopback_s *iocmd =
+ (struct bfa_bsg_diag_loopback_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcdiag_loopback(&bfad->bfa, iocmd->opmode,
+ iocmd->speed, iocmd->lpcnt, iocmd->pat,
+ &iocmd->result, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_fwping(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_fwping_s *iocmd =
+ (struct bfa_bsg_diag_fwping_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_diag_fwping(BFA_DIAG_MOD(&bfad->bfa), iocmd->cnt,
+ iocmd->pattern, &iocmd->result,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ bfa_trc(bfad, 0x77771);
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_queuetest(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_qtest_s *iocmd = (struct bfa_bsg_diag_qtest_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcdiag_queuetest(&bfad->bfa, iocmd->force,
+ iocmd->queue, &iocmd->result,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_sfp(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_sfp_show_s *iocmd =
+ (struct bfa_bsg_sfp_show_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_sfp_show(BFA_SFP_MOD(&bfad->bfa), &iocmd->sfp,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ bfa_trc(bfad, iocmd->status);
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_diag_led(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_led_s *iocmd = (struct bfa_bsg_diag_led_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_diag_ledtest(BFA_DIAG_MOD(&bfad->bfa),
+ &iocmd->ledtest);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_diag_beacon_lport(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_beacon_s *iocmd =
+ (struct bfa_bsg_diag_beacon_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_diag_beacon_port(BFA_DIAG_MOD(&bfad->bfa),
+ iocmd->beacon, iocmd->link_e2e_beacon,
+ iocmd->second);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_diag_lb_stat(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_diag_lb_stat_s *iocmd =
+ (struct bfa_bsg_diag_lb_stat_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcdiag_lb_is_running(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfa_trc(bfad, iocmd->status);
+
+ return 0;
+}
+
+int
+bfad_iocmd_diag_dport_enable(struct bfad_s *bfad, void *pcmd)
+{
+ struct bfa_bsg_dport_enable_s *iocmd =
+ (struct bfa_bsg_dport_enable_s *)pcmd;
+ unsigned long flags;
+ struct bfad_hal_comp fcomp;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_dport_enable(&bfad->bfa, iocmd->lpcnt,
+ iocmd->pat, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ bfa_trc(bfad, iocmd->status);
+ else {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+ return 0;
+}
+
+int
+bfad_iocmd_diag_dport_disable(struct bfad_s *bfad, void *pcmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)pcmd;
+ unsigned long flags;
+ struct bfad_hal_comp fcomp;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_dport_disable(&bfad->bfa, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ bfa_trc(bfad, iocmd->status);
+ else {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+ return 0;
+}
+
+int
+bfad_iocmd_diag_dport_start(struct bfad_s *bfad, void *pcmd)
+{
+ struct bfa_bsg_dport_enable_s *iocmd =
+ (struct bfa_bsg_dport_enable_s *)pcmd;
+ unsigned long flags;
+ struct bfad_hal_comp fcomp;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_dport_start(&bfad->bfa, iocmd->lpcnt,
+ iocmd->pat, bfad_hcb_comp,
+ &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ } else {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+
+ return 0;
+}
+
+int
+bfad_iocmd_diag_dport_show(struct bfad_s *bfad, void *pcmd)
+{
+ struct bfa_bsg_diag_dport_show_s *iocmd =
+ (struct bfa_bsg_diag_dport_show_s *)pcmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_dport_show(&bfad->bfa, &iocmd->result);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+
+int
+bfad_iocmd_phy_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_phy_attr_s *iocmd =
+ (struct bfa_bsg_phy_attr_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_get_attr(BFA_PHY(&bfad->bfa), iocmd->instance,
+ &iocmd->attr, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_phy_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_phy_stats_s *iocmd =
+ (struct bfa_bsg_phy_stats_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_get_stats(BFA_PHY(&bfad->bfa), iocmd->instance,
+ &iocmd->stats, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_phy_read(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
+{
+ struct bfa_bsg_phy_s *iocmd = (struct bfa_bsg_phy_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ void *iocmd_bufptr;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_phy_s),
+ iocmd->bufsz) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_phy_s);
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_read(BFA_PHY(&bfad->bfa),
+ iocmd->instance, iocmd_bufptr, iocmd->bufsz,
+ 0, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_vhba_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_vhba_attr_s *iocmd =
+ (struct bfa_bsg_vhba_attr_s *)cmd;
+ struct bfa_vhba_attr_s *attr = &iocmd->attr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ attr->pwwn = bfad->bfa.ioc.attr->pwwn;
+ attr->nwwn = bfad->bfa.ioc.attr->nwwn;
+ attr->plog_enabled = (bfa_boolean_t)bfad->bfa.plog->plog_enabled;
+ attr->io_profile = bfa_fcpim_get_io_profile(&bfad->bfa);
+ attr->path_tov = bfa_fcpim_path_tov_get(&bfad->bfa);
+ iocmd->status = BFA_STATUS_OK;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_phy_update(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
+{
+ struct bfa_bsg_phy_s *iocmd = (struct bfa_bsg_phy_s *)cmd;
+ void *iocmd_bufptr;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ if (bfad_chk_iocmd_sz(payload_len,
+ sizeof(struct bfa_bsg_phy_s),
+ iocmd->bufsz) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_phy_s);
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_phy_update(BFA_PHY(&bfad->bfa),
+ iocmd->instance, iocmd_bufptr, iocmd->bufsz,
+ 0, bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_porglog_get(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_debug_s *iocmd = (struct bfa_bsg_debug_s *)cmd;
+ void *iocmd_bufptr;
+
+ if (iocmd->bufsz < sizeof(struct bfa_plog_s)) {
+ bfa_trc(bfad, sizeof(struct bfa_plog_s));
+ iocmd->status = BFA_STATUS_EINVAL;
+ goto out;
+ }
+
+ iocmd->status = BFA_STATUS_OK;
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_debug_s);
+ memcpy(iocmd_bufptr, (u8 *) &bfad->plog_buf, sizeof(struct bfa_plog_s));
+out:
+ return 0;
+}
+
+#define BFA_DEBUG_FW_CORE_CHUNK_SZ 0x4000U /* 16K chunks for FW dump */
+int
+bfad_iocmd_debug_fw_core(struct bfad_s *bfad, void *cmd,
+ unsigned int payload_len)
+{
+ struct bfa_bsg_debug_s *iocmd = (struct bfa_bsg_debug_s *)cmd;
+ void *iocmd_bufptr;
+ unsigned long flags;
+ u32 offset;
+
+ if (bfad_chk_iocmd_sz(payload_len, sizeof(struct bfa_bsg_debug_s),
+ BFA_DEBUG_FW_CORE_CHUNK_SZ) != BFA_STATUS_OK) {
+ iocmd->status = BFA_STATUS_VERSION_FAIL;
+ return 0;
+ }
+
+ if (iocmd->bufsz < BFA_DEBUG_FW_CORE_CHUNK_SZ ||
+ !IS_ALIGNED(iocmd->bufsz, sizeof(u16)) ||
+ !IS_ALIGNED(iocmd->offset, sizeof(u32))) {
+ bfa_trc(bfad, BFA_DEBUG_FW_CORE_CHUNK_SZ);
+ iocmd->status = BFA_STATUS_EINVAL;
+ goto out;
+ }
+
+ iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_debug_s);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ offset = iocmd->offset;
+ iocmd->status = bfa_ioc_debug_fwcore(&bfad->bfa.ioc, iocmd_bufptr,
+ &offset, &iocmd->bufsz);
+ iocmd->offset = offset;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_debug_ctl(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ unsigned long flags;
+
+ if (v_cmd == IOCMD_DEBUG_FW_STATE_CLR) {
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfa.ioc.dbg_fwsave_once = BFA_TRUE;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ } else if (v_cmd == IOCMD_DEBUG_PORTLOG_CLR)
+ bfad->plog_buf.head = bfad->plog_buf.tail = 0;
+ else if (v_cmd == IOCMD_DEBUG_START_DTRC)
+ bfa_trc_init(bfad->trcmod);
+ else if (v_cmd == IOCMD_DEBUG_STOP_DTRC)
+ bfa_trc_stop(bfad->trcmod);
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_porglog_ctl(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_portlogctl_s *iocmd = (struct bfa_bsg_portlogctl_s *)cmd;
+
+ if (iocmd->ctl == BFA_TRUE)
+ bfad->plog_buf.plog_enabled = 1;
+ else
+ bfad->plog_buf.plog_enabled = 0;
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_cfg_profile(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_fcpim_profile_s *iocmd =
+ (struct bfa_bsg_fcpim_profile_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (v_cmd == IOCMD_FCPIM_PROFILE_ON)
+ iocmd->status = bfa_fcpim_profile_on(&bfad->bfa, ktime_get_real_seconds());
+ else if (v_cmd == IOCMD_FCPIM_PROFILE_OFF)
+ iocmd->status = bfa_fcpim_profile_off(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+static int
+bfad_iocmd_itnim_get_ioprofile(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_itnim_ioprofile_s *iocmd =
+ (struct bfa_bsg_itnim_ioprofile_s *)cmd;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_itnim_s *itnim;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs,
+ iocmd->vf_id, iocmd->lpwwn);
+ if (!fcs_port)
+ iocmd->status = BFA_STATUS_UNKNOWN_LWWN;
+ else {
+ itnim = bfa_fcs_itnim_lookup(fcs_port, iocmd->rpwwn);
+ if (itnim == NULL)
+ iocmd->status = BFA_STATUS_UNKNOWN_RWWN;
+ else
+ iocmd->status = bfa_itnim_get_ioprofile(
+ bfa_fcs_itnim_get_halitn(itnim),
+ &iocmd->ioprofile);
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcport_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcport_stats_s *iocmd =
+ (struct bfa_bsg_fcport_stats_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+ struct bfa_cb_pending_q_s cb_qe;
+
+ init_completion(&fcomp.comp);
+ bfa_pending_q_init(&cb_qe, (bfa_cb_cbfn_t)bfad_hcb_comp,
+ &fcomp, &iocmd->stats);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcport_get_stats(&bfad->bfa, &cb_qe);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ goto out;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_fcport_reset_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+ struct bfa_cb_pending_q_s cb_qe;
+
+ init_completion(&fcomp.comp);
+ bfa_pending_q_init(&cb_qe, (bfa_cb_cbfn_t)bfad_hcb_comp, &fcomp, NULL);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcport_clear_stats(&bfad->bfa, &cb_qe);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ goto out;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_boot_cfg(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_boot_s *iocmd = (struct bfa_bsg_boot_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_update_part(BFA_FLASH(&bfad->bfa),
+ BFA_FLASH_PART_BOOT, bfad->bfa.ioc.port_id,
+ &iocmd->cfg, sizeof(struct bfa_boot_cfg_s), 0,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_boot_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_boot_s *iocmd = (struct bfa_bsg_boot_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_read_part(BFA_FLASH(&bfad->bfa),
+ BFA_FLASH_PART_BOOT, bfad->bfa.ioc.port_id,
+ &iocmd->cfg, sizeof(struct bfa_boot_cfg_s), 0,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_preboot_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_preboot_s *iocmd = (struct bfa_bsg_preboot_s *)cmd;
+ struct bfi_iocfc_cfgrsp_s *cfgrsp = bfad->bfa.iocfc.cfgrsp;
+ struct bfa_boot_pbc_s *pbcfg = &iocmd->cfg;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ pbcfg->enable = cfgrsp->pbc_cfg.boot_enabled;
+ pbcfg->nbluns = cfgrsp->pbc_cfg.nbluns;
+ pbcfg->speed = cfgrsp->pbc_cfg.port_speed;
+ memcpy(pbcfg->pblun, cfgrsp->pbc_cfg.blun, sizeof(pbcfg->pblun));
+ iocmd->status = BFA_STATUS_OK;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_ethboot_cfg(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_ethboot_s *iocmd = (struct bfa_bsg_ethboot_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_update_part(BFA_FLASH(&bfad->bfa),
+ BFA_FLASH_PART_PXECFG,
+ bfad->bfa.ioc.port_id, &iocmd->cfg,
+ sizeof(struct bfa_ethboot_cfg_s), 0,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_ethboot_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_ethboot_s *iocmd = (struct bfa_bsg_ethboot_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_flash_read_part(BFA_FLASH(&bfad->bfa),
+ BFA_FLASH_PART_PXECFG,
+ bfad->bfa.ioc.port_id, &iocmd->cfg,
+ sizeof(struct bfa_ethboot_cfg_s), 0,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK)
+ goto out;
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_cfg_trunk(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ struct bfa_fcport_trunk_s *trunk = &fcport->trunk;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ if (bfa_fcport_is_dport(&bfad->bfa)) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return BFA_STATUS_DPORT_ERR;
+ }
+
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) ||
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else {
+ if (v_cmd == IOCMD_TRUNK_ENABLE) {
+ trunk->attr.state = BFA_TRUNK_OFFLINE;
+ bfa_fcport_disable(&bfad->bfa);
+ fcport->cfg.trunked = BFA_TRUE;
+ } else if (v_cmd == IOCMD_TRUNK_DISABLE) {
+ trunk->attr.state = BFA_TRUNK_DISABLED;
+ bfa_fcport_disable(&bfad->bfa);
+ fcport->cfg.trunked = BFA_FALSE;
+ }
+
+ if (!bfa_fcport_is_disabled(&bfad->bfa))
+ bfa_fcport_enable(&bfad->bfa);
+
+ iocmd->status = BFA_STATUS_OK;
+ }
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_trunk_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_trunk_attr_s *iocmd = (struct bfa_bsg_trunk_attr_s *)cmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ struct bfa_fcport_trunk_s *trunk = &fcport->trunk;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) ||
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else {
+ memcpy((void *)&iocmd->attr, (void *)&trunk->attr,
+ sizeof(struct bfa_trunk_attr_s));
+ iocmd->attr.port_id = bfa_lps_get_base_pid(&bfad->bfa);
+ iocmd->status = BFA_STATUS_OK;
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_qos(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (bfa_ioc_get_type(&bfad->bfa.ioc) == BFA_IOC_TYPE_FC) {
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else {
+ if (v_cmd == IOCMD_QOS_ENABLE)
+ fcport->cfg.qos_enabled = BFA_TRUE;
+ else if (v_cmd == IOCMD_QOS_DISABLE) {
+ fcport->cfg.qos_enabled = BFA_FALSE;
+ fcport->cfg.qos_bw.high = BFA_QOS_BW_HIGH;
+ fcport->cfg.qos_bw.med = BFA_QOS_BW_MED;
+ fcport->cfg.qos_bw.low = BFA_QOS_BW_LOW;
+ }
+ }
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_qos_get_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_qos_attr_s *iocmd = (struct bfa_bsg_qos_attr_s *)cmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else {
+ iocmd->attr.state = fcport->qos_attr.state;
+ iocmd->attr.total_bb_cr =
+ be32_to_cpu(fcport->qos_attr.total_bb_cr);
+ iocmd->attr.qos_bw.high = fcport->cfg.qos_bw.high;
+ iocmd->attr.qos_bw.med = fcport->cfg.qos_bw.med;
+ iocmd->attr.qos_bw.low = fcport->cfg.qos_bw.low;
+ iocmd->attr.qos_bw_op = fcport->qos_attr.qos_bw_op;
+ iocmd->status = BFA_STATUS_OK;
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_qos_get_vc_attr(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_qos_vc_attr_s *iocmd =
+ (struct bfa_bsg_qos_vc_attr_s *)cmd;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+ struct bfa_qos_vc_attr_s *bfa_vc_attr = &fcport->qos_vc_attr;
+ unsigned long flags;
+ u32 i = 0;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->attr.total_vc_count = be16_to_cpu(bfa_vc_attr->total_vc_count);
+ iocmd->attr.shared_credit = be16_to_cpu(bfa_vc_attr->shared_credit);
+ iocmd->attr.elp_opmode_flags =
+ be32_to_cpu(bfa_vc_attr->elp_opmode_flags);
+
+ /* Individual VC info */
+ while (i < iocmd->attr.total_vc_count) {
+ iocmd->attr.vc_info[i].vc_credit =
+ bfa_vc_attr->vc_info[i].vc_credit;
+ iocmd->attr.vc_info[i].borrow_credit =
+ bfa_vc_attr->vc_info[i].borrow_credit;
+ iocmd->attr.vc_info[i].priority =
+ bfa_vc_attr->vc_info[i].priority;
+ i++;
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ iocmd->status = BFA_STATUS_OK;
+ return 0;
+}
+
+int
+bfad_iocmd_qos_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcport_stats_s *iocmd =
+ (struct bfa_bsg_fcport_stats_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+ struct bfa_cb_pending_q_s cb_qe;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+
+ init_completion(&fcomp.comp);
+ bfa_pending_q_init(&cb_qe, (bfa_cb_cbfn_t)bfad_hcb_comp,
+ &fcomp, &iocmd->stats);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ WARN_ON(!bfa_ioc_get_fcmode(&bfad->bfa.ioc));
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else
+ iocmd->status = bfa_fcport_get_stats(&bfad->bfa, &cb_qe);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ goto out;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_qos_reset_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags;
+ struct bfa_cb_pending_q_s cb_qe;
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+
+ init_completion(&fcomp.comp);
+ bfa_pending_q_init(&cb_qe, (bfa_cb_cbfn_t)bfad_hcb_comp,
+ &fcomp, NULL);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ WARN_ON(!bfa_ioc_get_fcmode(&bfad->bfa.ioc));
+ if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
+ (fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
+ iocmd->status = BFA_STATUS_TOPOLOGY_LOOP;
+ else
+ iocmd->status = bfa_fcport_clear_stats(&bfad->bfa, &cb_qe);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status != BFA_STATUS_OK) {
+ bfa_trc(bfad, iocmd->status);
+ goto out;
+ }
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_vf_get_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_vf_stats_s *iocmd =
+ (struct bfa_bsg_vf_stats_s *)cmd;
+ struct bfa_fcs_fabric_s *fcs_vf;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
+ if (fcs_vf == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_VFID;
+ goto out;
+ }
+ memcpy((void *)&iocmd->stats, (void *)&fcs_vf->stats,
+ sizeof(struct bfa_vf_stats_s));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+int
+bfad_iocmd_vf_clr_stats(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_vf_reset_stats_s *iocmd =
+ (struct bfa_bsg_vf_reset_stats_s *)cmd;
+ struct bfa_fcs_fabric_s *fcs_vf;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
+ if (fcs_vf == NULL) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_UNKNOWN_VFID;
+ goto out;
+ }
+ memset((void *)&fcs_vf->stats, 0, sizeof(struct bfa_vf_stats_s));
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ iocmd->status = BFA_STATUS_OK;
+out:
+ return 0;
+}
+
+/* Function to reset the LUN SCAN mode */
+static void
+bfad_iocmd_lunmask_reset_lunscan_mode(struct bfad_s *bfad, int lunmask_cfg)
+{
+ struct bfad_im_port_s *pport_im = bfad->pport.im_port;
+ struct bfad_vport_s *vport = NULL;
+
+ /* Set the scsi device LUN SCAN flags for base port */
+ bfad_reset_sdev_bflags(pport_im, lunmask_cfg);
+
+ /* Set the scsi device LUN SCAN flags for the vports */
+ list_for_each_entry(vport, &bfad->vport_list, list_entry)
+ bfad_reset_sdev_bflags(vport->drv_port.im_port, lunmask_cfg);
+}
+
+int
+bfad_iocmd_lunmask(struct bfad_s *bfad, void *pcmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)pcmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (v_cmd == IOCMD_FCPIM_LUNMASK_ENABLE) {
+ iocmd->status = bfa_fcpim_lunmask_update(&bfad->bfa, BFA_TRUE);
+ /* Set the LUN Scanning mode to be Sequential scan */
+ if (iocmd->status == BFA_STATUS_OK)
+ bfad_iocmd_lunmask_reset_lunscan_mode(bfad, BFA_TRUE);
+ } else if (v_cmd == IOCMD_FCPIM_LUNMASK_DISABLE) {
+ iocmd->status = bfa_fcpim_lunmask_update(&bfad->bfa, BFA_FALSE);
+ /* Set the LUN Scanning mode to default REPORT_LUNS scan */
+ if (iocmd->status == BFA_STATUS_OK)
+ bfad_iocmd_lunmask_reset_lunscan_mode(bfad, BFA_FALSE);
+ } else if (v_cmd == IOCMD_FCPIM_LUNMASK_CLEAR)
+ iocmd->status = bfa_fcpim_lunmask_clear(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_lunmask_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_lunmask_query_s *iocmd =
+ (struct bfa_bsg_fcpim_lunmask_query_s *)cmd;
+ struct bfa_lunmask_cfg_s *lun_mask = &iocmd->lun_mask;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcpim_lunmask_query(&bfad->bfa, lun_mask);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_cfg_lunmask(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_fcpim_lunmask_s *iocmd =
+ (struct bfa_bsg_fcpim_lunmask_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (v_cmd == IOCMD_FCPIM_LUNMASK_ADD)
+ iocmd->status = bfa_fcpim_lunmask_add(&bfad->bfa, iocmd->vf_id,
+ &iocmd->pwwn, iocmd->rpwwn, iocmd->lun);
+ else if (v_cmd == IOCMD_FCPIM_LUNMASK_DELETE)
+ iocmd->status = bfa_fcpim_lunmask_delete(&bfad->bfa,
+ iocmd->vf_id, &iocmd->pwwn,
+ iocmd->rpwwn, iocmd->lun);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_throttle_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_throttle_s *iocmd =
+ (struct bfa_bsg_fcpim_throttle_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcpim_throttle_get(&bfad->bfa,
+ (void *)&iocmd->throttle);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_throttle_set(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_throttle_s *iocmd =
+ (struct bfa_bsg_fcpim_throttle_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcpim_throttle_set(&bfad->bfa,
+ iocmd->throttle.cfg_value);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+int
+bfad_iocmd_tfru_read(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_tfru_s *iocmd =
+ (struct bfa_bsg_tfru_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_tfru_read(BFA_FRU(&bfad->bfa),
+ &iocmd->data, iocmd->len, iocmd->offset,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status == BFA_STATUS_OK) {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+
+ return 0;
+}
+
+int
+bfad_iocmd_tfru_write(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_tfru_s *iocmd =
+ (struct bfa_bsg_tfru_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_tfru_write(BFA_FRU(&bfad->bfa),
+ &iocmd->data, iocmd->len, iocmd->offset,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status == BFA_STATUS_OK) {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+
+ return 0;
+}
+
+int
+bfad_iocmd_fruvpd_read(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fruvpd_s *iocmd =
+ (struct bfa_bsg_fruvpd_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fruvpd_read(BFA_FRU(&bfad->bfa),
+ &iocmd->data, iocmd->len, iocmd->offset,
+ bfad_hcb_comp, &fcomp);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status == BFA_STATUS_OK) {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+
+ return 0;
+}
+
+int
+bfad_iocmd_fruvpd_update(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fruvpd_s *iocmd =
+ (struct bfa_bsg_fruvpd_s *)cmd;
+ struct bfad_hal_comp fcomp;
+ unsigned long flags = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fruvpd_update(BFA_FRU(&bfad->bfa),
+ &iocmd->data, iocmd->len, iocmd->offset,
+ bfad_hcb_comp, &fcomp, iocmd->trfr_cmpl);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (iocmd->status == BFA_STATUS_OK) {
+ wait_for_completion(&fcomp.comp);
+ iocmd->status = fcomp.status;
+ }
+
+ return 0;
+}
+
+int
+bfad_iocmd_fruvpd_get_max_size(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fruvpd_max_size_s *iocmd =
+ (struct bfa_bsg_fruvpd_max_size_s *)cmd;
+ unsigned long flags = 0;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fruvpd_get_max_size(BFA_FRU(&bfad->bfa),
+ &iocmd->max_size);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+}
+
+static int
+bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
+ unsigned int payload_len)
+{
+ int rc = -EINVAL;
+
+ switch (cmd) {
+ case IOCMD_IOC_ENABLE:
+ rc = bfad_iocmd_ioc_enable(bfad, iocmd);
+ break;
+ case IOCMD_IOC_DISABLE:
+ rc = bfad_iocmd_ioc_disable(bfad, iocmd);
+ break;
+ case IOCMD_IOC_GET_INFO:
+ rc = bfad_iocmd_ioc_get_info(bfad, iocmd);
+ break;
+ case IOCMD_IOC_GET_ATTR:
+ rc = bfad_iocmd_ioc_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_IOC_GET_STATS:
+ rc = bfad_iocmd_ioc_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_IOC_GET_FWSTATS:
+ rc = bfad_iocmd_ioc_get_fwstats(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_IOC_RESET_STATS:
+ case IOCMD_IOC_RESET_FWSTATS:
+ rc = bfad_iocmd_ioc_reset_stats(bfad, iocmd, cmd);
+ break;
+ case IOCMD_IOC_SET_ADAPTER_NAME:
+ case IOCMD_IOC_SET_PORT_NAME:
+ rc = bfad_iocmd_ioc_set_name(bfad, iocmd, cmd);
+ break;
+ case IOCMD_IOCFC_GET_ATTR:
+ rc = bfad_iocmd_iocfc_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_IOCFC_SET_INTR:
+ rc = bfad_iocmd_iocfc_set_intr(bfad, iocmd);
+ break;
+ case IOCMD_PORT_ENABLE:
+ rc = bfad_iocmd_port_enable(bfad, iocmd);
+ break;
+ case IOCMD_PORT_DISABLE:
+ rc = bfad_iocmd_port_disable(bfad, iocmd);
+ break;
+ case IOCMD_PORT_GET_ATTR:
+ rc = bfad_iocmd_port_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_PORT_GET_STATS:
+ rc = bfad_iocmd_port_get_stats(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_PORT_RESET_STATS:
+ rc = bfad_iocmd_port_reset_stats(bfad, iocmd);
+ break;
+ case IOCMD_PORT_CFG_TOPO:
+ case IOCMD_PORT_CFG_SPEED:
+ case IOCMD_PORT_CFG_ALPA:
+ case IOCMD_PORT_CLR_ALPA:
+ rc = bfad_iocmd_set_port_cfg(bfad, iocmd, cmd);
+ break;
+ case IOCMD_PORT_CFG_MAXFRSZ:
+ rc = bfad_iocmd_port_cfg_maxfrsize(bfad, iocmd);
+ break;
+ case IOCMD_PORT_BBCR_ENABLE:
+ case IOCMD_PORT_BBCR_DISABLE:
+ rc = bfad_iocmd_port_cfg_bbcr(bfad, cmd, iocmd);
+ break;
+ case IOCMD_PORT_BBCR_GET_ATTR:
+ rc = bfad_iocmd_port_get_bbcr_attr(bfad, iocmd);
+ break;
+ case IOCMD_LPORT_GET_ATTR:
+ rc = bfad_iocmd_lport_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_LPORT_GET_STATS:
+ rc = bfad_iocmd_lport_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_LPORT_RESET_STATS:
+ rc = bfad_iocmd_lport_reset_stats(bfad, iocmd);
+ break;
+ case IOCMD_LPORT_GET_IOSTATS:
+ rc = bfad_iocmd_lport_get_iostats(bfad, iocmd);
+ break;
+ case IOCMD_LPORT_GET_RPORTS:
+ rc = bfad_iocmd_lport_get_rports(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_RPORT_GET_ATTR:
+ rc = bfad_iocmd_rport_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_RPORT_GET_ADDR:
+ rc = bfad_iocmd_rport_get_addr(bfad, iocmd);
+ break;
+ case IOCMD_RPORT_GET_STATS:
+ rc = bfad_iocmd_rport_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_RPORT_RESET_STATS:
+ rc = bfad_iocmd_rport_clr_stats(bfad, iocmd);
+ break;
+ case IOCMD_RPORT_SET_SPEED:
+ rc = bfad_iocmd_rport_set_speed(bfad, iocmd);
+ break;
+ case IOCMD_VPORT_GET_ATTR:
+ rc = bfad_iocmd_vport_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_VPORT_GET_STATS:
+ rc = bfad_iocmd_vport_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_VPORT_RESET_STATS:
+ rc = bfad_iocmd_vport_clr_stats(bfad, iocmd);
+ break;
+ case IOCMD_FABRIC_GET_LPORTS:
+ rc = bfad_iocmd_fabric_get_lports(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_RATELIM_ENABLE:
+ case IOCMD_RATELIM_DISABLE:
+ rc = bfad_iocmd_ratelim(bfad, cmd, iocmd);
+ break;
+ case IOCMD_RATELIM_DEF_SPEED:
+ rc = bfad_iocmd_ratelim_speed(bfad, cmd, iocmd);
+ break;
+ case IOCMD_FCPIM_FAILOVER:
+ rc = bfad_iocmd_cfg_fcpim(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_MODSTATS:
+ rc = bfad_iocmd_fcpim_get_modstats(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_MODSTATSCLR:
+ rc = bfad_iocmd_fcpim_clr_modstats(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_DEL_ITN_STATS:
+ rc = bfad_iocmd_fcpim_get_del_itn_stats(bfad, iocmd);
+ break;
+ case IOCMD_ITNIM_GET_ATTR:
+ rc = bfad_iocmd_itnim_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_ITNIM_GET_IOSTATS:
+ rc = bfad_iocmd_itnim_get_iostats(bfad, iocmd);
+ break;
+ case IOCMD_ITNIM_RESET_STATS:
+ rc = bfad_iocmd_itnim_reset_stats(bfad, iocmd);
+ break;
+ case IOCMD_ITNIM_GET_ITNSTATS:
+ rc = bfad_iocmd_itnim_get_itnstats(bfad, iocmd);
+ break;
+ case IOCMD_FCPORT_ENABLE:
+ rc = bfad_iocmd_fcport_enable(bfad, iocmd);
+ break;
+ case IOCMD_FCPORT_DISABLE:
+ rc = bfad_iocmd_fcport_disable(bfad, iocmd);
+ break;
+ case IOCMD_IOC_PCIFN_CFG:
+ rc = bfad_iocmd_ioc_get_pcifn_cfg(bfad, iocmd);
+ break;
+ case IOCMD_IOC_FW_SIG_INV:
+ rc = bfad_iocmd_ioc_fw_sig_inv(bfad, iocmd);
+ break;
+ case IOCMD_PCIFN_CREATE:
+ rc = bfad_iocmd_pcifn_create(bfad, iocmd);
+ break;
+ case IOCMD_PCIFN_DELETE:
+ rc = bfad_iocmd_pcifn_delete(bfad, iocmd);
+ break;
+ case IOCMD_PCIFN_BW:
+ rc = bfad_iocmd_pcifn_bw(bfad, iocmd);
+ break;
+ case IOCMD_ADAPTER_CFG_MODE:
+ rc = bfad_iocmd_adapter_cfg_mode(bfad, iocmd);
+ break;
+ case IOCMD_PORT_CFG_MODE:
+ rc = bfad_iocmd_port_cfg_mode(bfad, iocmd);
+ break;
+ case IOCMD_FLASH_ENABLE_OPTROM:
+ case IOCMD_FLASH_DISABLE_OPTROM:
+ rc = bfad_iocmd_ablk_optrom(bfad, cmd, iocmd);
+ break;
+ case IOCMD_FAA_QUERY:
+ rc = bfad_iocmd_faa_query(bfad, iocmd);
+ break;
+ case IOCMD_CEE_GET_ATTR:
+ rc = bfad_iocmd_cee_attr(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_CEE_GET_STATS:
+ rc = bfad_iocmd_cee_get_stats(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_CEE_RESET_STATS:
+ rc = bfad_iocmd_cee_reset_stats(bfad, iocmd);
+ break;
+ case IOCMD_SFP_MEDIA:
+ rc = bfad_iocmd_sfp_media(bfad, iocmd);
+ break;
+ case IOCMD_SFP_SPEED:
+ rc = bfad_iocmd_sfp_speed(bfad, iocmd);
+ break;
+ case IOCMD_FLASH_GET_ATTR:
+ rc = bfad_iocmd_flash_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_FLASH_ERASE_PART:
+ rc = bfad_iocmd_flash_erase_part(bfad, iocmd);
+ break;
+ case IOCMD_FLASH_UPDATE_PART:
+ rc = bfad_iocmd_flash_update_part(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_FLASH_READ_PART:
+ rc = bfad_iocmd_flash_read_part(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_DIAG_TEMP:
+ rc = bfad_iocmd_diag_temp(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_MEMTEST:
+ rc = bfad_iocmd_diag_memtest(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_LOOPBACK:
+ rc = bfad_iocmd_diag_loopback(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_FWPING:
+ rc = bfad_iocmd_diag_fwping(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_QUEUETEST:
+ rc = bfad_iocmd_diag_queuetest(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_SFP:
+ rc = bfad_iocmd_diag_sfp(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_LED:
+ rc = bfad_iocmd_diag_led(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_BEACON_LPORT:
+ rc = bfad_iocmd_diag_beacon_lport(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_LB_STAT:
+ rc = bfad_iocmd_diag_lb_stat(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_DPORT_ENABLE:
+ rc = bfad_iocmd_diag_dport_enable(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_DPORT_DISABLE:
+ rc = bfad_iocmd_diag_dport_disable(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_DPORT_SHOW:
+ rc = bfad_iocmd_diag_dport_show(bfad, iocmd);
+ break;
+ case IOCMD_DIAG_DPORT_START:
+ rc = bfad_iocmd_diag_dport_start(bfad, iocmd);
+ break;
+ case IOCMD_PHY_GET_ATTR:
+ rc = bfad_iocmd_phy_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_PHY_GET_STATS:
+ rc = bfad_iocmd_phy_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_PHY_UPDATE_FW:
+ rc = bfad_iocmd_phy_update(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_PHY_READ_FW:
+ rc = bfad_iocmd_phy_read(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_VHBA_QUERY:
+ rc = bfad_iocmd_vhba_query(bfad, iocmd);
+ break;
+ case IOCMD_DEBUG_PORTLOG:
+ rc = bfad_iocmd_porglog_get(bfad, iocmd);
+ break;
+ case IOCMD_DEBUG_FW_CORE:
+ rc = bfad_iocmd_debug_fw_core(bfad, iocmd, payload_len);
+ break;
+ case IOCMD_DEBUG_FW_STATE_CLR:
+ case IOCMD_DEBUG_PORTLOG_CLR:
+ case IOCMD_DEBUG_START_DTRC:
+ case IOCMD_DEBUG_STOP_DTRC:
+ rc = bfad_iocmd_debug_ctl(bfad, iocmd, cmd);
+ break;
+ case IOCMD_DEBUG_PORTLOG_CTL:
+ rc = bfad_iocmd_porglog_ctl(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_PROFILE_ON:
+ case IOCMD_FCPIM_PROFILE_OFF:
+ rc = bfad_iocmd_fcpim_cfg_profile(bfad, iocmd, cmd);
+ break;
+ case IOCMD_ITNIM_GET_IOPROFILE:
+ rc = bfad_iocmd_itnim_get_ioprofile(bfad, iocmd);
+ break;
+ case IOCMD_FCPORT_GET_STATS:
+ rc = bfad_iocmd_fcport_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_FCPORT_RESET_STATS:
+ rc = bfad_iocmd_fcport_reset_stats(bfad, iocmd);
+ break;
+ case IOCMD_BOOT_CFG:
+ rc = bfad_iocmd_boot_cfg(bfad, iocmd);
+ break;
+ case IOCMD_BOOT_QUERY:
+ rc = bfad_iocmd_boot_query(bfad, iocmd);
+ break;
+ case IOCMD_PREBOOT_QUERY:
+ rc = bfad_iocmd_preboot_query(bfad, iocmd);
+ break;
+ case IOCMD_ETHBOOT_CFG:
+ rc = bfad_iocmd_ethboot_cfg(bfad, iocmd);
+ break;
+ case IOCMD_ETHBOOT_QUERY:
+ rc = bfad_iocmd_ethboot_query(bfad, iocmd);
+ break;
+ case IOCMD_TRUNK_ENABLE:
+ case IOCMD_TRUNK_DISABLE:
+ rc = bfad_iocmd_cfg_trunk(bfad, iocmd, cmd);
+ break;
+ case IOCMD_TRUNK_GET_ATTR:
+ rc = bfad_iocmd_trunk_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_QOS_ENABLE:
+ case IOCMD_QOS_DISABLE:
+ rc = bfad_iocmd_qos(bfad, iocmd, cmd);
+ break;
+ case IOCMD_QOS_GET_ATTR:
+ rc = bfad_iocmd_qos_get_attr(bfad, iocmd);
+ break;
+ case IOCMD_QOS_GET_VC_ATTR:
+ rc = bfad_iocmd_qos_get_vc_attr(bfad, iocmd);
+ break;
+ case IOCMD_QOS_GET_STATS:
+ rc = bfad_iocmd_qos_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_QOS_RESET_STATS:
+ rc = bfad_iocmd_qos_reset_stats(bfad, iocmd);
+ break;
+ case IOCMD_QOS_SET_BW:
+ rc = bfad_iocmd_qos_set_bw(bfad, iocmd);
+ break;
+ case IOCMD_VF_GET_STATS:
+ rc = bfad_iocmd_vf_get_stats(bfad, iocmd);
+ break;
+ case IOCMD_VF_RESET_STATS:
+ rc = bfad_iocmd_vf_clr_stats(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_LUNMASK_ENABLE:
+ case IOCMD_FCPIM_LUNMASK_DISABLE:
+ case IOCMD_FCPIM_LUNMASK_CLEAR:
+ rc = bfad_iocmd_lunmask(bfad, iocmd, cmd);
+ break;
+ case IOCMD_FCPIM_LUNMASK_QUERY:
+ rc = bfad_iocmd_fcpim_lunmask_query(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_LUNMASK_ADD:
+ case IOCMD_FCPIM_LUNMASK_DELETE:
+ rc = bfad_iocmd_fcpim_cfg_lunmask(bfad, iocmd, cmd);
+ break;
+ case IOCMD_FCPIM_THROTTLE_QUERY:
+ rc = bfad_iocmd_fcpim_throttle_query(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_THROTTLE_SET:
+ rc = bfad_iocmd_fcpim_throttle_set(bfad, iocmd);
+ break;
+ /* TFRU */
+ case IOCMD_TFRU_READ:
+ rc = bfad_iocmd_tfru_read(bfad, iocmd);
+ break;
+ case IOCMD_TFRU_WRITE:
+ rc = bfad_iocmd_tfru_write(bfad, iocmd);
+ break;
+ /* FRU */
+ case IOCMD_FRUVPD_READ:
+ rc = bfad_iocmd_fruvpd_read(bfad, iocmd);
+ break;
+ case IOCMD_FRUVPD_UPDATE:
+ rc = bfad_iocmd_fruvpd_update(bfad, iocmd);
+ break;
+ case IOCMD_FRUVPD_GET_MAX_SIZE:
+ rc = bfad_iocmd_fruvpd_get_max_size(bfad, iocmd);
+ break;
+ default:
+ rc = -EINVAL;
+ break;
+ }
+ return rc;
+}
+
+static int
+bfad_im_bsg_vendor_request(struct bsg_job *job)
+{
+ struct fc_bsg_request *bsg_request = job->request;
+ struct fc_bsg_reply *bsg_reply = job->reply;
+ uint32_t vendor_cmd = bsg_request->rqst_data.h_vendor.vendor_cmd[0];
+ struct Scsi_Host *shost = fc_bsg_to_shost(job);
+ struct bfad_im_port_s *im_port = bfad_get_im_port(shost);
+ struct bfad_s *bfad = im_port->bfad;
+ void *payload_kbuf;
+ int rc = -EINVAL;
+
+ /* Allocate a temp buffer to hold the passed in user space command */
+ payload_kbuf = kzalloc(job->request_payload.payload_len, GFP_KERNEL);
+ if (!payload_kbuf) {
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ /* Copy the sg_list passed in to a linear buffer: holds the cmnd data */
+ sg_copy_to_buffer(job->request_payload.sg_list,
+ job->request_payload.sg_cnt, payload_kbuf,
+ job->request_payload.payload_len);
+
+ /* Invoke IOCMD handler - to handle all the vendor command requests */
+ rc = bfad_iocmd_handler(bfad, vendor_cmd, payload_kbuf,
+ job->request_payload.payload_len);
+ if (rc != BFA_STATUS_OK)
+ goto error;
+
+ /* Copy the response data to the job->reply_payload sg_list */
+ sg_copy_from_buffer(job->reply_payload.sg_list,
+ job->reply_payload.sg_cnt,
+ payload_kbuf,
+ job->reply_payload.payload_len);
+
+ /* free the command buffer */
+ kfree(payload_kbuf);
+
+ /* Fill the BSG job reply data */
+ job->reply_len = job->reply_payload.payload_len;
+ bsg_reply->reply_payload_rcv_len = job->reply_payload.payload_len;
+ bsg_reply->result = rc;
+
+ bsg_job_done(job, bsg_reply->result,
+ bsg_reply->reply_payload_rcv_len);
+ return rc;
+error:
+ /* free the command buffer */
+ kfree(payload_kbuf);
+out:
+ bsg_reply->result = rc;
+ job->reply_len = sizeof(uint32_t);
+ bsg_reply->reply_payload_rcv_len = 0;
+ return rc;
+}
+
+/* FC passthru call backs */
+u64
+bfad_fcxp_get_req_sgaddr_cb(void *bfad_fcxp, int sgeid)
+{
+ struct bfad_fcxp *drv_fcxp = bfad_fcxp;
+ struct bfa_sge_s *sge;
+ u64 addr;
+
+ sge = drv_fcxp->req_sge + sgeid;
+ addr = (u64)(size_t) sge->sg_addr;
+ return addr;
+}
+
+u32
+bfad_fcxp_get_req_sglen_cb(void *bfad_fcxp, int sgeid)
+{
+ struct bfad_fcxp *drv_fcxp = bfad_fcxp;
+ struct bfa_sge_s *sge;
+
+ sge = drv_fcxp->req_sge + sgeid;
+ return sge->sg_len;
+}
+
+u64
+bfad_fcxp_get_rsp_sgaddr_cb(void *bfad_fcxp, int sgeid)
+{
+ struct bfad_fcxp *drv_fcxp = bfad_fcxp;
+ struct bfa_sge_s *sge;
+ u64 addr;
+
+ sge = drv_fcxp->rsp_sge + sgeid;
+ addr = (u64)(size_t) sge->sg_addr;
+ return addr;
+}
+
+u32
+bfad_fcxp_get_rsp_sglen_cb(void *bfad_fcxp, int sgeid)
+{
+ struct bfad_fcxp *drv_fcxp = bfad_fcxp;
+ struct bfa_sge_s *sge;
+
+ sge = drv_fcxp->rsp_sge + sgeid;
+ return sge->sg_len;
+}
+
+void
+bfad_send_fcpt_cb(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg,
+ bfa_status_t req_status, u32 rsp_len, u32 resid_len,
+ struct fchs_s *rsp_fchs)
+{
+ struct bfad_fcxp *drv_fcxp = bfad_fcxp;
+
+ drv_fcxp->req_status = req_status;
+ drv_fcxp->rsp_len = rsp_len;
+
+ /* bfa_fcxp will be automatically freed by BFA */
+ drv_fcxp->bfa_fcxp = NULL;
+ complete(&drv_fcxp->comp);
+}
+
+struct bfad_buf_info *
+bfad_fcxp_map_sg(struct bfad_s *bfad, void *payload_kbuf,
+ uint32_t payload_len, uint32_t *num_sgles)
+{
+ struct bfad_buf_info *buf_base, *buf_info;
+ struct bfa_sge_s *sg_table;
+ int sge_num = 1;
+
+ buf_base = kcalloc(sizeof(struct bfad_buf_info) +
+ sizeof(struct bfa_sge_s),
+ sge_num, GFP_KERNEL);
+ if (!buf_base)
+ return NULL;
+
+ sg_table = (struct bfa_sge_s *) (((uint8_t *)buf_base) +
+ (sizeof(struct bfad_buf_info) * sge_num));
+
+ /* Allocate dma coherent memory */
+ buf_info = buf_base;
+ buf_info->size = payload_len;
+ buf_info->virt = dma_zalloc_coherent(&bfad->pcidev->dev,
+ buf_info->size, &buf_info->phys,
+ GFP_KERNEL);
+ if (!buf_info->virt)
+ goto out_free_mem;
+
+ /* copy the linear bsg buffer to buf_info */
+ memcpy(buf_info->virt, payload_kbuf, buf_info->size);
+
+ /*
+ * Setup SG table
+ */
+ sg_table->sg_len = buf_info->size;
+ sg_table->sg_addr = (void *)(size_t) buf_info->phys;
+
+ *num_sgles = sge_num;
+
+ return buf_base;
+
+out_free_mem:
+ kfree(buf_base);
+ return NULL;
+}
+
+void
+bfad_fcxp_free_mem(struct bfad_s *bfad, struct bfad_buf_info *buf_base,
+ uint32_t num_sgles)
+{
+ int i;
+ struct bfad_buf_info *buf_info = buf_base;
+
+ if (buf_base) {
+ for (i = 0; i < num_sgles; buf_info++, i++) {
+ if (buf_info->virt != NULL)
+ dma_free_coherent(&bfad->pcidev->dev,
+ buf_info->size, buf_info->virt,
+ buf_info->phys);
+ }
+ kfree(buf_base);
+ }
+}
+
+int
+bfad_fcxp_bsg_send(struct bsg_job *job, struct bfad_fcxp *drv_fcxp,
+ bfa_bsg_fcpt_t *bsg_fcpt)
+{
+ struct bfa_fcxp_s *hal_fcxp;
+ struct bfad_s *bfad = drv_fcxp->port->bfad;
+ unsigned long flags;
+ uint8_t lp_tag;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ /* Allocate bfa_fcxp structure */
+ hal_fcxp = bfa_fcxp_req_rsp_alloc(drv_fcxp, &bfad->bfa,
+ drv_fcxp->num_req_sgles,
+ drv_fcxp->num_rsp_sgles,
+ bfad_fcxp_get_req_sgaddr_cb,
+ bfad_fcxp_get_req_sglen_cb,
+ bfad_fcxp_get_rsp_sgaddr_cb,
+ bfad_fcxp_get_rsp_sglen_cb, BFA_TRUE);
+ if (!hal_fcxp) {
+ bfa_trc(bfad, 0);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return BFA_STATUS_ENOMEM;
+ }
+
+ drv_fcxp->bfa_fcxp = hal_fcxp;
+
+ lp_tag = bfa_lps_get_tag_from_pid(&bfad->bfa, bsg_fcpt->fchs.s_id);
+
+ bfa_fcxp_send(hal_fcxp, drv_fcxp->bfa_rport, bsg_fcpt->vf_id, lp_tag,
+ bsg_fcpt->cts, bsg_fcpt->cos,
+ job->request_payload.payload_len,
+ &bsg_fcpt->fchs, bfad_send_fcpt_cb, bfad,
+ job->reply_payload.payload_len, bsg_fcpt->tsecs);
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return BFA_STATUS_OK;
+}
+
+int
+bfad_im_bsg_els_ct_request(struct bsg_job *job)
+{
+ struct bfa_bsg_data *bsg_data;
+ struct Scsi_Host *shost = fc_bsg_to_shost(job);
+ struct bfad_im_port_s *im_port = bfad_get_im_port(shost);
+ struct bfad_s *bfad = im_port->bfad;
+ bfa_bsg_fcpt_t *bsg_fcpt;
+ struct bfad_fcxp *drv_fcxp;
+ struct bfa_fcs_lport_s *fcs_port;
+ struct bfa_fcs_rport_s *fcs_rport;
+ struct fc_bsg_request *bsg_request = job->request;
+ struct fc_bsg_reply *bsg_reply = job->reply;
+ uint32_t command_type = bsg_request->msgcode;
+ unsigned long flags;
+ struct bfad_buf_info *rsp_buf_info;
+ void *req_kbuf = NULL, *rsp_kbuf = NULL;
+ int rc = -EINVAL;
+
+ job->reply_len = sizeof(uint32_t); /* Atleast uint32_t reply_len */
+ bsg_reply->reply_payload_rcv_len = 0;
+
+ /* Get the payload passed in from userspace */
+ bsg_data = (struct bfa_bsg_data *) (((char *)bsg_request) +
+ sizeof(struct fc_bsg_request));
+ if (bsg_data == NULL)
+ goto out;
+
+ /*
+ * Allocate buffer for bsg_fcpt and do a copy_from_user op for payload
+ * buffer of size bsg_data->payload_len
+ */
+ bsg_fcpt = kzalloc(bsg_data->payload_len, GFP_KERNEL);
+ if (!bsg_fcpt) {
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ if (copy_from_user((uint8_t *)bsg_fcpt,
+ (void *)(unsigned long)bsg_data->payload,
+ bsg_data->payload_len)) {
+ kfree(bsg_fcpt);
+ rc = -EIO;
+ goto out;
+ }
+
+ drv_fcxp = kzalloc(sizeof(struct bfad_fcxp), GFP_KERNEL);
+ if (drv_fcxp == NULL) {
+ kfree(bsg_fcpt);
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ fcs_port = bfa_fcs_lookup_port(&bfad->bfa_fcs, bsg_fcpt->vf_id,
+ bsg_fcpt->lpwwn);
+ if (fcs_port == NULL) {
+ bsg_fcpt->status = BFA_STATUS_UNKNOWN_LWWN;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ goto out_free_mem;
+ }
+
+ /* Check if the port is online before sending FC Passthru cmd */
+ if (!bfa_fcs_lport_is_online(fcs_port)) {
+ bsg_fcpt->status = BFA_STATUS_PORT_OFFLINE;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ goto out_free_mem;
+ }
+
+ drv_fcxp->port = fcs_port->bfad_port;
+
+ if (drv_fcxp->port->bfad == 0)
+ drv_fcxp->port->bfad = bfad;
+
+ /* Fetch the bfa_rport - if nexus needed */
+ if (command_type == FC_BSG_HST_ELS_NOLOGIN ||
+ command_type == FC_BSG_HST_CT) {
+ /* BSG HST commands: no nexus needed */
+ drv_fcxp->bfa_rport = NULL;
+
+ } else if (command_type == FC_BSG_RPT_ELS ||
+ command_type == FC_BSG_RPT_CT) {
+ /* BSG RPT commands: nexus needed */
+ fcs_rport = bfa_fcs_lport_get_rport_by_pwwn(fcs_port,
+ bsg_fcpt->dpwwn);
+ if (fcs_rport == NULL) {
+ bsg_fcpt->status = BFA_STATUS_UNKNOWN_RWWN;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ goto out_free_mem;
+ }
+
+ drv_fcxp->bfa_rport = fcs_rport->bfa_rport;
+
+ } else { /* Unknown BSG msgcode; return -EINVAL */
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ goto out_free_mem;
+ }
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* allocate memory for req / rsp buffers */
+ req_kbuf = kzalloc(job->request_payload.payload_len, GFP_KERNEL);
+ if (!req_kbuf) {
+ printk(KERN_INFO "bfa %s: fcpt request buffer alloc failed\n",
+ bfad->pci_name);
+ rc = -ENOMEM;
+ goto out_free_mem;
+ }
+
+ rsp_kbuf = kzalloc(job->reply_payload.payload_len, GFP_KERNEL);
+ if (!rsp_kbuf) {
+ printk(KERN_INFO "bfa %s: fcpt response buffer alloc failed\n",
+ bfad->pci_name);
+ rc = -ENOMEM;
+ goto out_free_mem;
+ }
+
+ /* map req sg - copy the sg_list passed in to the linear buffer */
+ sg_copy_to_buffer(job->request_payload.sg_list,
+ job->request_payload.sg_cnt, req_kbuf,
+ job->request_payload.payload_len);
+
+ drv_fcxp->reqbuf_info = bfad_fcxp_map_sg(bfad, req_kbuf,
+ job->request_payload.payload_len,
+ &drv_fcxp->num_req_sgles);
+ if (!drv_fcxp->reqbuf_info) {
+ printk(KERN_INFO "bfa %s: fcpt request fcxp_map_sg failed\n",
+ bfad->pci_name);
+ rc = -ENOMEM;
+ goto out_free_mem;
+ }
+
+ drv_fcxp->req_sge = (struct bfa_sge_s *)
+ (((uint8_t *)drv_fcxp->reqbuf_info) +
+ (sizeof(struct bfad_buf_info) *
+ drv_fcxp->num_req_sgles));
+
+ /* map rsp sg */
+ drv_fcxp->rspbuf_info = bfad_fcxp_map_sg(bfad, rsp_kbuf,
+ job->reply_payload.payload_len,
+ &drv_fcxp->num_rsp_sgles);
+ if (!drv_fcxp->rspbuf_info) {
+ printk(KERN_INFO "bfa %s: fcpt response fcxp_map_sg failed\n",
+ bfad->pci_name);
+ rc = -ENOMEM;
+ goto out_free_mem;
+ }
+
+ rsp_buf_info = (struct bfad_buf_info *)drv_fcxp->rspbuf_info;
+ drv_fcxp->rsp_sge = (struct bfa_sge_s *)
+ (((uint8_t *)drv_fcxp->rspbuf_info) +
+ (sizeof(struct bfad_buf_info) *
+ drv_fcxp->num_rsp_sgles));
+
+ /* fcxp send */
+ init_completion(&drv_fcxp->comp);
+ rc = bfad_fcxp_bsg_send(job, drv_fcxp, bsg_fcpt);
+ if (rc == BFA_STATUS_OK) {
+ wait_for_completion(&drv_fcxp->comp);
+ bsg_fcpt->status = drv_fcxp->req_status;
+ } else {
+ bsg_fcpt->status = rc;
+ goto out_free_mem;
+ }
+
+ /* fill the job->reply data */
+ if (drv_fcxp->req_status == BFA_STATUS_OK) {
+ job->reply_len = drv_fcxp->rsp_len;
+ bsg_reply->reply_payload_rcv_len = drv_fcxp->rsp_len;
+ bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
+ } else {
+ bsg_reply->reply_payload_rcv_len =
+ sizeof(struct fc_bsg_ctels_reply);
+ job->reply_len = sizeof(uint32_t);
+ bsg_reply->reply_data.ctels_reply.status =
+ FC_CTELS_STATUS_REJECT;
+ }
+
+ /* Copy the response data to the reply_payload sg list */
+ sg_copy_from_buffer(job->reply_payload.sg_list,
+ job->reply_payload.sg_cnt,
+ (uint8_t *)rsp_buf_info->virt,
+ job->reply_payload.payload_len);
+
+out_free_mem:
+ bfad_fcxp_free_mem(bfad, drv_fcxp->rspbuf_info,
+ drv_fcxp->num_rsp_sgles);
+ bfad_fcxp_free_mem(bfad, drv_fcxp->reqbuf_info,
+ drv_fcxp->num_req_sgles);
+ kfree(req_kbuf);
+ kfree(rsp_kbuf);
+
+ /* Need a copy to user op */
+ if (copy_to_user((void *)(unsigned long)bsg_data->payload,
+ (void *)bsg_fcpt, bsg_data->payload_len))
+ rc = -EIO;
+
+ kfree(bsg_fcpt);
+ kfree(drv_fcxp);
+out:
+ bsg_reply->result = rc;
+
+ if (rc == BFA_STATUS_OK)
+ bsg_job_done(job, bsg_reply->result,
+ bsg_reply->reply_payload_rcv_len);
+
+ return rc;
+}
+
+int
+bfad_im_bsg_request(struct bsg_job *job)
+{
+ struct fc_bsg_request *bsg_request = job->request;
+ struct fc_bsg_reply *bsg_reply = job->reply;
+ uint32_t rc = BFA_STATUS_OK;
+
+ switch (bsg_request->msgcode) {
+ case FC_BSG_HST_VENDOR:
+ /* Process BSG HST Vendor requests */
+ rc = bfad_im_bsg_vendor_request(job);
+ break;
+ case FC_BSG_HST_ELS_NOLOGIN:
+ case FC_BSG_RPT_ELS:
+ case FC_BSG_HST_CT:
+ case FC_BSG_RPT_CT:
+ /* Process BSG ELS/CT commands */
+ rc = bfad_im_bsg_els_ct_request(job);
+ break;
+ default:
+ bsg_reply->result = rc = -EINVAL;
+ bsg_reply->reply_payload_rcv_len = 0;
+ break;
+ }
+
+ return rc;
+}
+
+int
+bfad_im_bsg_timeout(struct bsg_job *job)
+{
+ /* Don't complete the BSG job request - return -EAGAIN
+ * to reset bsg job timeout : for ELS/CT pass thru we
+ * already have timer to track the request.
+ */
+ return -EAGAIN;
+}
diff --git a/drivers/scsi/bfa/bfad_bsg.h b/drivers/scsi/bfa/bfad_bsg.h
new file mode 100644
index 0000000..917e140
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_bsg.h
@@ -0,0 +1,837 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+#ifndef BFAD_BSG_H
+#define BFAD_BSG_H
+
+#include "bfa_defs.h"
+#include "bfa_defs_fcs.h"
+
+/* Definitions of vendor unique structures and command codes passed in
+ * using FC_BSG_HST_VENDOR message code.
+ */
+enum {
+ IOCMD_IOC_ENABLE = 0x1,
+ IOCMD_IOC_DISABLE,
+ IOCMD_IOC_GET_ATTR,
+ IOCMD_IOC_GET_INFO,
+ IOCMD_IOC_GET_STATS,
+ IOCMD_IOC_GET_FWSTATS,
+ IOCMD_IOC_RESET_STATS,
+ IOCMD_IOC_RESET_FWSTATS,
+ IOCMD_IOC_SET_ADAPTER_NAME,
+ IOCMD_IOC_SET_PORT_NAME,
+ IOCMD_IOC_FW_SIG_INV,
+ IOCMD_IOCFC_GET_ATTR,
+ IOCMD_IOCFC_SET_INTR,
+ IOCMD_PORT_ENABLE,
+ IOCMD_PORT_DISABLE,
+ IOCMD_PORT_GET_ATTR,
+ IOCMD_PORT_GET_STATS,
+ IOCMD_PORT_RESET_STATS,
+ IOCMD_PORT_CFG_TOPO,
+ IOCMD_PORT_CFG_SPEED,
+ IOCMD_PORT_CFG_ALPA,
+ IOCMD_PORT_CFG_MAXFRSZ,
+ IOCMD_PORT_CLR_ALPA,
+ IOCMD_PORT_BBCR_ENABLE,
+ IOCMD_PORT_BBCR_DISABLE,
+ IOCMD_PORT_BBCR_GET_ATTR,
+ IOCMD_LPORT_GET_ATTR,
+ IOCMD_LPORT_GET_RPORTS,
+ IOCMD_LPORT_GET_STATS,
+ IOCMD_LPORT_RESET_STATS,
+ IOCMD_LPORT_GET_IOSTATS,
+ IOCMD_RPORT_GET_ATTR,
+ IOCMD_RPORT_GET_ADDR,
+ IOCMD_RPORT_GET_STATS,
+ IOCMD_RPORT_RESET_STATS,
+ IOCMD_RPORT_SET_SPEED,
+ IOCMD_VPORT_GET_ATTR,
+ IOCMD_VPORT_GET_STATS,
+ IOCMD_VPORT_RESET_STATS,
+ IOCMD_FABRIC_GET_LPORTS,
+ IOCMD_RATELIM_ENABLE,
+ IOCMD_RATELIM_DISABLE,
+ IOCMD_RATELIM_DEF_SPEED,
+ IOCMD_FCPIM_FAILOVER,
+ IOCMD_FCPIM_MODSTATS,
+ IOCMD_FCPIM_MODSTATSCLR,
+ IOCMD_FCPIM_DEL_ITN_STATS,
+ IOCMD_ITNIM_GET_ATTR,
+ IOCMD_ITNIM_GET_IOSTATS,
+ IOCMD_ITNIM_RESET_STATS,
+ IOCMD_ITNIM_GET_ITNSTATS,
+ IOCMD_IOC_PCIFN_CFG,
+ IOCMD_FCPORT_ENABLE,
+ IOCMD_FCPORT_DISABLE,
+ IOCMD_PCIFN_CREATE,
+ IOCMD_PCIFN_DELETE,
+ IOCMD_PCIFN_BW,
+ IOCMD_ADAPTER_CFG_MODE,
+ IOCMD_PORT_CFG_MODE,
+ IOCMD_FLASH_ENABLE_OPTROM,
+ IOCMD_FLASH_DISABLE_OPTROM,
+ IOCMD_FAA_QUERY,
+ IOCMD_CEE_GET_ATTR,
+ IOCMD_CEE_GET_STATS,
+ IOCMD_CEE_RESET_STATS,
+ IOCMD_SFP_MEDIA,
+ IOCMD_SFP_SPEED,
+ IOCMD_FLASH_GET_ATTR,
+ IOCMD_FLASH_ERASE_PART,
+ IOCMD_FLASH_UPDATE_PART,
+ IOCMD_FLASH_READ_PART,
+ IOCMD_DIAG_TEMP,
+ IOCMD_DIAG_MEMTEST,
+ IOCMD_DIAG_LOOPBACK,
+ IOCMD_DIAG_FWPING,
+ IOCMD_DIAG_QUEUETEST,
+ IOCMD_DIAG_SFP,
+ IOCMD_DIAG_LED,
+ IOCMD_DIAG_BEACON_LPORT,
+ IOCMD_DIAG_LB_STAT,
+ IOCMD_PHY_GET_ATTR,
+ IOCMD_PHY_GET_STATS,
+ IOCMD_PHY_UPDATE_FW,
+ IOCMD_PHY_READ_FW,
+ IOCMD_VHBA_QUERY,
+ IOCMD_DEBUG_PORTLOG,
+ IOCMD_DEBUG_FW_CORE,
+ IOCMD_DEBUG_FW_STATE_CLR,
+ IOCMD_DEBUG_PORTLOG_CLR,
+ IOCMD_DEBUG_START_DTRC,
+ IOCMD_DEBUG_STOP_DTRC,
+ IOCMD_DEBUG_PORTLOG_CTL,
+ IOCMD_FCPIM_PROFILE_ON,
+ IOCMD_FCPIM_PROFILE_OFF,
+ IOCMD_ITNIM_GET_IOPROFILE,
+ IOCMD_FCPORT_GET_STATS,
+ IOCMD_FCPORT_RESET_STATS,
+ IOCMD_BOOT_CFG,
+ IOCMD_BOOT_QUERY,
+ IOCMD_PREBOOT_QUERY,
+ IOCMD_ETHBOOT_CFG,
+ IOCMD_ETHBOOT_QUERY,
+ IOCMD_TRUNK_ENABLE,
+ IOCMD_TRUNK_DISABLE,
+ IOCMD_TRUNK_GET_ATTR,
+ IOCMD_QOS_ENABLE,
+ IOCMD_QOS_DISABLE,
+ IOCMD_QOS_GET_ATTR,
+ IOCMD_QOS_GET_VC_ATTR,
+ IOCMD_QOS_GET_STATS,
+ IOCMD_QOS_RESET_STATS,
+ IOCMD_VF_GET_STATS,
+ IOCMD_VF_RESET_STATS,
+ IOCMD_FCPIM_LUNMASK_ENABLE,
+ IOCMD_FCPIM_LUNMASK_DISABLE,
+ IOCMD_FCPIM_LUNMASK_CLEAR,
+ IOCMD_FCPIM_LUNMASK_QUERY,
+ IOCMD_FCPIM_LUNMASK_ADD,
+ IOCMD_FCPIM_LUNMASK_DELETE,
+ IOCMD_DIAG_DPORT_ENABLE,
+ IOCMD_DIAG_DPORT_DISABLE,
+ IOCMD_QOS_SET_BW,
+ IOCMD_FCPIM_THROTTLE_QUERY,
+ IOCMD_FCPIM_THROTTLE_SET,
+ IOCMD_TFRU_READ,
+ IOCMD_TFRU_WRITE,
+ IOCMD_FRUVPD_READ,
+ IOCMD_FRUVPD_UPDATE,
+ IOCMD_FRUVPD_GET_MAX_SIZE,
+ IOCMD_DIAG_DPORT_SHOW,
+ IOCMD_DIAG_DPORT_START,
+};
+
+struct bfa_bsg_gen_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+};
+
+struct bfa_bsg_portlogctl_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ bfa_boolean_t ctl;
+ int inst_no;
+};
+
+struct bfa_bsg_fcpim_profile_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+};
+
+struct bfa_bsg_itnim_ioprofile_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t lpwwn;
+ wwn_t rpwwn;
+ struct bfa_itnim_ioprofile_s ioprofile;
+};
+
+struct bfa_bsg_fcport_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ union bfa_fcport_stats_u stats;
+};
+
+struct bfa_bsg_ioc_name_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ char name[BFA_ADAPTER_SYM_NAME_LEN];
+};
+
+struct bfa_bsg_ioc_info_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ char serialnum[64];
+ char hwpath[BFA_STRING_32];
+ char adapter_hwpath[BFA_STRING_32];
+ char guid[BFA_ADAPTER_SYM_NAME_LEN*2];
+ char name[BFA_ADAPTER_SYM_NAME_LEN];
+ char port_name[BFA_ADAPTER_SYM_NAME_LEN];
+ char eth_name[BFA_ADAPTER_SYM_NAME_LEN];
+ wwn_t pwwn;
+ wwn_t nwwn;
+ wwn_t factorypwwn;
+ wwn_t factorynwwn;
+ mac_t mac;
+ mac_t factory_mac; /* Factory mac address */
+ mac_t current_mac; /* Currently assigned mac address */
+ enum bfa_ioc_type_e ioc_type;
+ u16 pvid; /* Port vlan id */
+ u16 rsvd1;
+ u32 host;
+ u32 bandwidth; /* For PF support */
+ u32 rsvd2;
+};
+
+struct bfa_bsg_ioc_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_ioc_attr_s ioc_attr;
+};
+
+struct bfa_bsg_ioc_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_ioc_stats_s ioc_stats;
+};
+
+struct bfa_bsg_ioc_fwstats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 buf_size;
+ u32 rsvd1;
+ u64 buf_ptr;
+};
+
+struct bfa_bsg_iocfc_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_iocfc_attr_s iocfc_attr;
+};
+
+struct bfa_bsg_iocfc_intr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_iocfc_intr_attr_s attr;
+};
+
+struct bfa_bsg_port_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_port_attr_s attr;
+};
+
+struct bfa_bsg_port_cfg_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 param;
+ u32 rsvd1;
+};
+
+struct bfa_bsg_port_cfg_maxfrsize_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 maxfrsize;
+};
+
+struct bfa_bsg_port_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 buf_size;
+ u32 rsvd1;
+ u64 buf_ptr;
+};
+
+struct bfa_bsg_lport_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ struct bfa_lport_attr_s port_attr;
+};
+
+struct bfa_bsg_lport_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ struct bfa_lport_stats_s port_stats;
+};
+
+struct bfa_bsg_lport_iostats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ struct bfa_itnim_iostats_s iostats;
+};
+
+struct bfa_bsg_lport_get_rports_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ u64 rbuf_ptr;
+ u32 nrports;
+ u32 rsvd;
+};
+
+struct bfa_bsg_rport_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ wwn_t rpwwn;
+ u32 pid;
+ u32 rsvd;
+ struct bfa_rport_attr_s attr;
+};
+
+struct bfa_bsg_rport_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ wwn_t rpwwn;
+ struct bfa_rport_stats_s stats;
+};
+
+struct bfa_bsg_rport_scsi_addr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ wwn_t rpwwn;
+ u32 host;
+ u32 bus;
+ u32 target;
+ u32 lun;
+};
+
+struct bfa_bsg_rport_reset_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ wwn_t rpwwn;
+};
+
+struct bfa_bsg_rport_set_speed_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ enum bfa_port_speed speed;
+ u32 rsvd;
+ wwn_t pwwn;
+ wwn_t rpwwn;
+};
+
+struct bfa_bsg_vport_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t vpwwn;
+ struct bfa_vport_attr_s vport_attr;
+};
+
+struct bfa_bsg_vport_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t vpwwn;
+ struct bfa_vport_stats_s vport_stats;
+};
+
+struct bfa_bsg_reset_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t vpwwn;
+};
+
+struct bfa_bsg_fabric_get_lports_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ u64 buf_ptr;
+ u32 nports;
+ u32 rsvd;
+};
+
+struct bfa_bsg_trl_speed_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ enum bfa_port_speed speed;
+};
+
+struct bfa_bsg_fcpim_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 param;
+};
+
+struct bfa_bsg_fcpim_modstats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ struct bfa_itnim_iostats_s modstats;
+};
+
+struct bfa_bsg_fcpim_del_itn_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ struct bfa_fcpim_del_itn_stats_s modstats;
+};
+
+struct bfa_bsg_fcpim_modstatsclr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+};
+
+struct bfa_bsg_itnim_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t lpwwn;
+ wwn_t rpwwn;
+ struct bfa_itnim_attr_s attr;
+};
+
+struct bfa_bsg_itnim_iostats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t lpwwn;
+ wwn_t rpwwn;
+ struct bfa_itnim_iostats_s iostats;
+};
+
+struct bfa_bsg_itnim_itnstats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t lpwwn;
+ wwn_t rpwwn;
+ struct bfa_itnim_stats_s itnstats;
+};
+
+struct bfa_bsg_pcifn_cfg_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_ablk_cfg_s pcifn_cfg;
+};
+
+struct bfa_bsg_pcifn_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 pcifn_id;
+ u16 bw_min;
+ u16 bw_max;
+ u8 port;
+ enum bfi_pcifn_class pcifn_class;
+ u8 rsvd[1];
+};
+
+struct bfa_bsg_adapter_cfg_mode_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_adapter_cfg_mode_s cfg;
+};
+
+struct bfa_bsg_port_cfg_mode_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 instance;
+ struct bfa_port_cfg_mode_s cfg;
+};
+
+struct bfa_bsg_bbcr_enable_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u8 bb_scn;
+ u8 rsvd;
+};
+
+struct bfa_bsg_bbcr_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_bbcr_attr_s attr;
+};
+
+struct bfa_bsg_faa_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_faa_attr_s faa_attr;
+};
+
+struct bfa_bsg_cee_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 buf_size;
+ u32 rsvd1;
+ u64 buf_ptr;
+};
+
+struct bfa_bsg_cee_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 buf_size;
+ u32 rsvd1;
+ u64 buf_ptr;
+};
+
+struct bfa_bsg_sfp_media_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ enum bfa_defs_sfp_media_e media;
+};
+
+struct bfa_bsg_sfp_speed_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ enum bfa_port_speed speed;
+};
+
+struct bfa_bsg_flash_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_flash_attr_s attr;
+};
+
+struct bfa_bsg_flash_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u8 instance;
+ u8 rsvd;
+ enum bfa_flash_part_type type;
+ int bufsz;
+ u64 buf_ptr;
+};
+
+struct bfa_bsg_diag_get_temp_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_diag_results_tempsensor_s result;
+};
+
+struct bfa_bsg_diag_memtest_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd[3];
+ u32 pat;
+ struct bfa_diag_memtest_result result;
+ struct bfa_diag_memtest_s memtest;
+};
+
+struct bfa_bsg_diag_loopback_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ enum bfa_port_opmode opmode;
+ enum bfa_port_speed speed;
+ u32 lpcnt;
+ u32 pat;
+ struct bfa_diag_loopback_result_s result;
+};
+
+struct bfa_bsg_diag_dport_show_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_diag_dport_result_s result;
+};
+
+struct bfa_bsg_dport_enable_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u16 lpcnt;
+ u16 pat;
+};
+
+struct bfa_bsg_diag_fwping_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 cnt;
+ u32 pattern;
+ struct bfa_diag_results_fwping result;
+};
+
+struct bfa_bsg_diag_qtest_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 force;
+ u32 queue;
+ struct bfa_diag_qtest_result_s result;
+};
+
+struct bfa_bsg_sfp_show_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct sfp_mem_s sfp;
+};
+
+struct bfa_bsg_diag_led_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_diag_ledtest_s ledtest;
+};
+
+struct bfa_bsg_diag_beacon_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ bfa_boolean_t beacon;
+ bfa_boolean_t link_e2e_beacon;
+ u32 second;
+};
+
+struct bfa_bsg_diag_lb_stat_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+};
+
+struct bfa_bsg_phy_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 instance;
+ struct bfa_phy_attr_s attr;
+};
+
+struct bfa_bsg_phy_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 instance;
+ u64 bufsz;
+ u64 buf_ptr;
+};
+
+struct bfa_bsg_debug_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 bufsz;
+ int inst_no;
+ u64 buf_ptr;
+ u64 offset;
+};
+
+struct bfa_bsg_phy_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 instance;
+ struct bfa_phy_stats_s stats;
+};
+
+struct bfa_bsg_vhba_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 pcifn_id;
+ struct bfa_vhba_attr_s attr;
+};
+
+struct bfa_bsg_boot_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_boot_cfg_s cfg;
+};
+
+struct bfa_bsg_preboot_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_boot_pbc_s cfg;
+};
+
+struct bfa_bsg_ethboot_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_ethboot_cfg_s cfg;
+};
+
+struct bfa_bsg_trunk_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_trunk_attr_s attr;
+};
+
+struct bfa_bsg_qos_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_qos_attr_s attr;
+};
+
+struct bfa_bsg_qos_vc_attr_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_qos_vc_attr_s attr;
+};
+
+struct bfa_bsg_qos_bw_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ struct bfa_qos_bw_s qos_bw;
+};
+
+struct bfa_bsg_vf_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ struct bfa_vf_stats_s stats;
+};
+
+struct bfa_bsg_vf_reset_stats_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+};
+
+struct bfa_bsg_fcpim_lunmask_query_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ struct bfa_lunmask_cfg_s lun_mask;
+};
+
+struct bfa_bsg_fcpim_lunmask_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ wwn_t pwwn;
+ wwn_t rpwwn;
+ struct scsi_lun lun;
+};
+
+struct bfa_bsg_fcpim_throttle_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 vf_id;
+ struct bfa_defs_fcpim_throttle_s throttle;
+};
+
+#define BFA_TFRU_DATA_SIZE 64
+#define BFA_MAX_FRUVPD_TRANSFER_SIZE 0x1000
+
+struct bfa_bsg_tfru_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 offset;
+ u32 len;
+ u8 data[BFA_TFRU_DATA_SIZE];
+};
+
+struct bfa_bsg_fruvpd_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd1;
+ u32 offset;
+ u32 len;
+ u8 data[BFA_MAX_FRUVPD_TRANSFER_SIZE];
+ u8 trfr_cmpl;
+ u8 rsvd2[3];
+};
+
+struct bfa_bsg_fruvpd_max_size_s {
+ bfa_status_t status;
+ u16 bfad_num;
+ u16 rsvd;
+ u32 max_size;
+};
+
+struct bfa_bsg_fcpt_s {
+ bfa_status_t status;
+ u16 vf_id;
+ wwn_t lpwwn;
+ wwn_t dpwwn;
+ u32 tsecs;
+ int cts;
+ enum fc_cos cos;
+ struct fchs_s fchs;
+};
+#define bfa_bsg_fcpt_t struct bfa_bsg_fcpt_s
+
+#pragma pack(1)
+struct bfa_bsg_data {
+ int payload_len;
+ u64 payload;
+};
+#pragma pack()
+
+#define bfad_chk_iocmd_sz(__payload_len, __hdrsz, __bufsz) \
+ (((__payload_len) != ((__hdrsz) + (__bufsz))) ? \
+ BFA_STATUS_FAILED : BFA_STATUS_OK)
+
+#endif /* BFAD_BSG_H */
diff --git a/drivers/scsi/bfa/bfad_debugfs.c b/drivers/scsi/bfa/bfad_debugfs.c
new file mode 100644
index 0000000..349cfe7
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_debugfs.c
@@ -0,0 +1,530 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/debugfs.h>
+#include <linux/export.h>
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+
+/*
+ * BFA debufs interface
+ *
+ * To access the interface, debugfs file system should be mounted
+ * if not already mounted using:
+ * mount -t debugfs none /sys/kernel/debug
+ *
+ * BFA Hierarchy:
+ * - bfa/pci_dev:<pci_name>
+ * where the pci_name corresponds to the one under /sys/bus/pci/drivers/bfa
+ *
+ * Debugging service available per pci_dev:
+ * fwtrc: To collect current firmware trace.
+ * drvtrc: To collect current driver trace
+ * fwsave: To collect last saved fw trace as a result of firmware crash.
+ * regwr: To write one word to chip register
+ * regrd: To read one or more words from chip register.
+ */
+
+struct bfad_debug_info {
+ char *debug_buffer;
+ void *i_private;
+ int buffer_len;
+};
+
+static int
+bfad_debugfs_open_drvtrc(struct inode *inode, struct file *file)
+{
+ struct bfad_port_s *port = inode->i_private;
+ struct bfad_s *bfad = port->bfad;
+ struct bfad_debug_info *debug;
+
+ debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL);
+ if (!debug)
+ return -ENOMEM;
+
+ debug->debug_buffer = (void *) bfad->trcmod;
+ debug->buffer_len = sizeof(struct bfa_trc_mod_s);
+
+ file->private_data = debug;
+
+ return 0;
+}
+
+static int
+bfad_debugfs_open_fwtrc(struct inode *inode, struct file *file)
+{
+ struct bfad_port_s *port = inode->i_private;
+ struct bfad_s *bfad = port->bfad;
+ struct bfad_debug_info *fw_debug;
+ unsigned long flags;
+ int rc;
+
+ fw_debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL);
+ if (!fw_debug)
+ return -ENOMEM;
+
+ fw_debug->buffer_len = sizeof(struct bfa_trc_mod_s);
+
+ fw_debug->debug_buffer = vzalloc(fw_debug->buffer_len);
+ if (!fw_debug->debug_buffer) {
+ kfree(fw_debug);
+ printk(KERN_INFO "bfad[%d]: Failed to allocate fwtrc buffer\n",
+ bfad->inst_no);
+ return -ENOMEM;
+ }
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_ioc_debug_fwtrc(&bfad->bfa.ioc,
+ fw_debug->debug_buffer,
+ &fw_debug->buffer_len);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (rc != BFA_STATUS_OK) {
+ vfree(fw_debug->debug_buffer);
+ fw_debug->debug_buffer = NULL;
+ kfree(fw_debug);
+ printk(KERN_INFO "bfad[%d]: Failed to collect fwtrc\n",
+ bfad->inst_no);
+ return -ENOMEM;
+ }
+
+ file->private_data = fw_debug;
+
+ return 0;
+}
+
+static int
+bfad_debugfs_open_fwsave(struct inode *inode, struct file *file)
+{
+ struct bfad_port_s *port = inode->i_private;
+ struct bfad_s *bfad = port->bfad;
+ struct bfad_debug_info *fw_debug;
+ unsigned long flags;
+ int rc;
+
+ fw_debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL);
+ if (!fw_debug)
+ return -ENOMEM;
+
+ fw_debug->buffer_len = sizeof(struct bfa_trc_mod_s);
+
+ fw_debug->debug_buffer = vzalloc(fw_debug->buffer_len);
+ if (!fw_debug->debug_buffer) {
+ kfree(fw_debug);
+ printk(KERN_INFO "bfad[%d]: Failed to allocate fwsave buffer\n",
+ bfad->inst_no);
+ return -ENOMEM;
+ }
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_ioc_debug_fwsave(&bfad->bfa.ioc,
+ fw_debug->debug_buffer,
+ &fw_debug->buffer_len);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ if (rc != BFA_STATUS_OK) {
+ vfree(fw_debug->debug_buffer);
+ fw_debug->debug_buffer = NULL;
+ kfree(fw_debug);
+ printk(KERN_INFO "bfad[%d]: Failed to collect fwsave\n",
+ bfad->inst_no);
+ return -ENOMEM;
+ }
+
+ file->private_data = fw_debug;
+
+ return 0;
+}
+
+static int
+bfad_debugfs_open_reg(struct inode *inode, struct file *file)
+{
+ struct bfad_debug_info *reg_debug;
+
+ reg_debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL);
+ if (!reg_debug)
+ return -ENOMEM;
+
+ reg_debug->i_private = inode->i_private;
+
+ file->private_data = reg_debug;
+
+ return 0;
+}
+
+/* Changes the current file position */
+static loff_t
+bfad_debugfs_lseek(struct file *file, loff_t offset, int orig)
+{
+ struct bfad_debug_info *debug = file->private_data;
+ return fixed_size_llseek(file, offset, orig,
+ debug->buffer_len);
+}
+
+static ssize_t
+bfad_debugfs_read(struct file *file, char __user *buf,
+ size_t nbytes, loff_t *pos)
+{
+ struct bfad_debug_info *debug = file->private_data;
+
+ if (!debug || !debug->debug_buffer)
+ return 0;
+
+ return simple_read_from_buffer(buf, nbytes, pos,
+ debug->debug_buffer, debug->buffer_len);
+}
+
+#define BFA_REG_CT_ADDRSZ (0x40000)
+#define BFA_REG_CB_ADDRSZ (0x20000)
+#define BFA_REG_ADDRSZ(__ioc) \
+ ((u32)(bfa_asic_id_ctc(bfa_ioc_devid(__ioc)) ? \
+ BFA_REG_CT_ADDRSZ : BFA_REG_CB_ADDRSZ))
+#define BFA_REG_ADDRMSK(__ioc) (BFA_REG_ADDRSZ(__ioc) - 1)
+
+static bfa_status_t
+bfad_reg_offset_check(struct bfa_s *bfa, u32 offset, u32 len)
+{
+ u8 area;
+
+ /* check [16:15] */
+ area = (offset >> 15) & 0x7;
+ if (area == 0) {
+ /* PCIe core register */
+ if ((offset + (len<<2)) > 0x8000) /* 8k dwords or 32KB */
+ return BFA_STATUS_EINVAL;
+ } else if (area == 0x1) {
+ /* CB 32 KB memory page */
+ if ((offset + (len<<2)) > 0x10000) /* 8k dwords or 32KB */
+ return BFA_STATUS_EINVAL;
+ } else {
+ /* CB register space 64KB */
+ if ((offset + (len<<2)) > BFA_REG_ADDRMSK(&bfa->ioc))
+ return BFA_STATUS_EINVAL;
+ }
+ return BFA_STATUS_OK;
+}
+
+static ssize_t
+bfad_debugfs_read_regrd(struct file *file, char __user *buf,
+ size_t nbytes, loff_t *pos)
+{
+ struct bfad_debug_info *regrd_debug = file->private_data;
+ struct bfad_port_s *port = (struct bfad_port_s *)regrd_debug->i_private;
+ struct bfad_s *bfad = port->bfad;
+ ssize_t rc;
+
+ if (!bfad->regdata)
+ return 0;
+
+ rc = simple_read_from_buffer(buf, nbytes, pos,
+ bfad->regdata, bfad->reglen);
+
+ if ((*pos + nbytes) >= bfad->reglen) {
+ kfree(bfad->regdata);
+ bfad->regdata = NULL;
+ bfad->reglen = 0;
+ }
+
+ return rc;
+}
+
+static ssize_t
+bfad_debugfs_write_regrd(struct file *file, const char __user *buf,
+ size_t nbytes, loff_t *ppos)
+{
+ struct bfad_debug_info *regrd_debug = file->private_data;
+ struct bfad_port_s *port = (struct bfad_port_s *)regrd_debug->i_private;
+ struct bfad_s *bfad = port->bfad;
+ struct bfa_s *bfa = &bfad->bfa;
+ struct bfa_ioc_s *ioc = &bfa->ioc;
+ int addr, rc, i;
+ u32 len;
+ u32 *regbuf;
+ void __iomem *rb, *reg_addr;
+ unsigned long flags;
+ void *kern_buf;
+
+ kern_buf = memdup_user(buf, nbytes);
+ if (IS_ERR(kern_buf))
+ return PTR_ERR(kern_buf);
+
+ rc = sscanf(kern_buf, "%x:%x", &addr, &len);
+ if (rc < 2 || len > (UINT_MAX >> 2)) {
+ printk(KERN_INFO
+ "bfad[%d]: %s failed to read user buf\n",
+ bfad->inst_no, __func__);
+ kfree(kern_buf);
+ return -EINVAL;
+ }
+
+ kfree(kern_buf);
+ kfree(bfad->regdata);
+ bfad->regdata = NULL;
+ bfad->reglen = 0;
+
+ bfad->regdata = kzalloc(len << 2, GFP_KERNEL);
+ if (!bfad->regdata) {
+ printk(KERN_INFO "bfad[%d]: Failed to allocate regrd buffer\n",
+ bfad->inst_no);
+ return -ENOMEM;
+ }
+
+ bfad->reglen = len << 2;
+ rb = bfa_ioc_bar0(ioc);
+ addr &= BFA_REG_ADDRMSK(ioc);
+
+ /* offset and len sanity check */
+ rc = bfad_reg_offset_check(bfa, addr, len);
+ if (rc) {
+ printk(KERN_INFO "bfad[%d]: Failed reg offset check\n",
+ bfad->inst_no);
+ kfree(bfad->regdata);
+ bfad->regdata = NULL;
+ bfad->reglen = 0;
+ return -EINVAL;
+ }
+
+ reg_addr = rb + addr;
+ regbuf = (u32 *)bfad->regdata;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ for (i = 0; i < len; i++) {
+ *regbuf = readl(reg_addr);
+ regbuf++;
+ reg_addr += sizeof(u32);
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return nbytes;
+}
+
+static ssize_t
+bfad_debugfs_write_regwr(struct file *file, const char __user *buf,
+ size_t nbytes, loff_t *ppos)
+{
+ struct bfad_debug_info *debug = file->private_data;
+ struct bfad_port_s *port = (struct bfad_port_s *)debug->i_private;
+ struct bfad_s *bfad = port->bfad;
+ struct bfa_s *bfa = &bfad->bfa;
+ struct bfa_ioc_s *ioc = &bfa->ioc;
+ int addr, val, rc;
+ void __iomem *reg_addr;
+ unsigned long flags;
+ void *kern_buf;
+
+ kern_buf = memdup_user(buf, nbytes);
+ if (IS_ERR(kern_buf))
+ return PTR_ERR(kern_buf);
+
+ rc = sscanf(kern_buf, "%x:%x", &addr, &val);
+ if (rc < 2) {
+ printk(KERN_INFO
+ "bfad[%d]: %s failed to read user buf\n",
+ bfad->inst_no, __func__);
+ kfree(kern_buf);
+ return -EINVAL;
+ }
+ kfree(kern_buf);
+
+ addr &= BFA_REG_ADDRMSK(ioc); /* offset only 17 bit and word align */
+
+ /* offset and len sanity check */
+ rc = bfad_reg_offset_check(bfa, addr, 1);
+ if (rc) {
+ printk(KERN_INFO
+ "bfad[%d]: Failed reg offset check\n",
+ bfad->inst_no);
+ return -EINVAL;
+ }
+
+ reg_addr = (bfa_ioc_bar0(ioc)) + addr;
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ writel(val, reg_addr);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return nbytes;
+}
+
+static int
+bfad_debugfs_release(struct inode *inode, struct file *file)
+{
+ struct bfad_debug_info *debug = file->private_data;
+
+ if (!debug)
+ return 0;
+
+ file->private_data = NULL;
+ kfree(debug);
+ return 0;
+}
+
+static int
+bfad_debugfs_release_fwtrc(struct inode *inode, struct file *file)
+{
+ struct bfad_debug_info *fw_debug = file->private_data;
+
+ if (!fw_debug)
+ return 0;
+
+ if (fw_debug->debug_buffer)
+ vfree(fw_debug->debug_buffer);
+
+ file->private_data = NULL;
+ kfree(fw_debug);
+ return 0;
+}
+
+static const struct file_operations bfad_debugfs_op_drvtrc = {
+ .owner = THIS_MODULE,
+ .open = bfad_debugfs_open_drvtrc,
+ .llseek = bfad_debugfs_lseek,
+ .read = bfad_debugfs_read,
+ .release = bfad_debugfs_release,
+};
+
+static const struct file_operations bfad_debugfs_op_fwtrc = {
+ .owner = THIS_MODULE,
+ .open = bfad_debugfs_open_fwtrc,
+ .llseek = bfad_debugfs_lseek,
+ .read = bfad_debugfs_read,
+ .release = bfad_debugfs_release_fwtrc,
+};
+
+static const struct file_operations bfad_debugfs_op_fwsave = {
+ .owner = THIS_MODULE,
+ .open = bfad_debugfs_open_fwsave,
+ .llseek = bfad_debugfs_lseek,
+ .read = bfad_debugfs_read,
+ .release = bfad_debugfs_release_fwtrc,
+};
+
+static const struct file_operations bfad_debugfs_op_regrd = {
+ .owner = THIS_MODULE,
+ .open = bfad_debugfs_open_reg,
+ .llseek = bfad_debugfs_lseek,
+ .read = bfad_debugfs_read_regrd,
+ .write = bfad_debugfs_write_regrd,
+ .release = bfad_debugfs_release,
+};
+
+static const struct file_operations bfad_debugfs_op_regwr = {
+ .owner = THIS_MODULE,
+ .open = bfad_debugfs_open_reg,
+ .llseek = bfad_debugfs_lseek,
+ .write = bfad_debugfs_write_regwr,
+ .release = bfad_debugfs_release,
+};
+
+struct bfad_debugfs_entry {
+ const char *name;
+ umode_t mode;
+ const struct file_operations *fops;
+};
+
+static const struct bfad_debugfs_entry bfad_debugfs_files[] = {
+ { "drvtrc", S_IFREG|S_IRUGO, &bfad_debugfs_op_drvtrc, },
+ { "fwtrc", S_IFREG|S_IRUGO, &bfad_debugfs_op_fwtrc, },
+ { "fwsave", S_IFREG|S_IRUGO, &bfad_debugfs_op_fwsave, },
+ { "regrd", S_IFREG|S_IRUGO|S_IWUSR, &bfad_debugfs_op_regrd, },
+ { "regwr", S_IFREG|S_IWUSR, &bfad_debugfs_op_regwr, },
+};
+
+static struct dentry *bfa_debugfs_root;
+static atomic_t bfa_debugfs_port_count;
+
+inline void
+bfad_debugfs_init(struct bfad_port_s *port)
+{
+ struct bfad_s *bfad = port->bfad;
+ const struct bfad_debugfs_entry *file;
+ char name[64];
+ int i;
+
+ if (!bfa_debugfs_enable)
+ return;
+
+ /* Setup the BFA debugfs root directory*/
+ if (!bfa_debugfs_root) {
+ bfa_debugfs_root = debugfs_create_dir("bfa", NULL);
+ atomic_set(&bfa_debugfs_port_count, 0);
+ if (!bfa_debugfs_root) {
+ printk(KERN_WARNING
+ "BFA debugfs root dir creation failed\n");
+ goto err;
+ }
+ }
+
+ /* Setup the pci_dev debugfs directory for the port */
+ snprintf(name, sizeof(name), "pci_dev:%s", bfad->pci_name);
+ if (!port->port_debugfs_root) {
+ port->port_debugfs_root =
+ debugfs_create_dir(name, bfa_debugfs_root);
+ if (!port->port_debugfs_root) {
+ printk(KERN_WARNING
+ "bfa %s: debugfs root creation failed\n",
+ bfad->pci_name);
+ goto err;
+ }
+
+ atomic_inc(&bfa_debugfs_port_count);
+
+ for (i = 0; i < ARRAY_SIZE(bfad_debugfs_files); i++) {
+ file = &bfad_debugfs_files[i];
+ bfad->bfad_dentry_files[i] =
+ debugfs_create_file(file->name,
+ file->mode,
+ port->port_debugfs_root,
+ port,
+ file->fops);
+ if (!bfad->bfad_dentry_files[i]) {
+ printk(KERN_WARNING
+ "bfa %s: debugfs %s creation failed\n",
+ bfad->pci_name, file->name);
+ goto err;
+ }
+ }
+ }
+
+err:
+ return;
+}
+
+inline void
+bfad_debugfs_exit(struct bfad_port_s *port)
+{
+ struct bfad_s *bfad = port->bfad;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(bfad_debugfs_files); i++) {
+ if (bfad->bfad_dentry_files[i]) {
+ debugfs_remove(bfad->bfad_dentry_files[i]);
+ bfad->bfad_dentry_files[i] = NULL;
+ }
+ }
+
+ /* Remove the pci_dev debugfs directory for the port */
+ if (port->port_debugfs_root) {
+ debugfs_remove(port->port_debugfs_root);
+ port->port_debugfs_root = NULL;
+ atomic_dec(&bfa_debugfs_port_count);
+ }
+
+ /* Remove the BFA debugfs root directory */
+ if (atomic_read(&bfa_debugfs_port_count) == 0) {
+ debugfs_remove(bfa_debugfs_root);
+ bfa_debugfs_root = NULL;
+ }
+}
diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h
new file mode 100644
index 0000000..4fe980a
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_drv.h
@@ -0,0 +1,361 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * Contains base driver definitions.
+ */
+
+/*
+ * bfa_drv.h Linux driver data structures.
+ */
+
+#ifndef __BFAD_DRV_H__
+#define __BFAD_DRV_H__
+
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/dma-mapping.h>
+#include <linux/idr.h>
+#include <linux/interrupt.h>
+#include <linux/cdev.h>
+#include <linux/fs.h>
+#include <linux/delay.h>
+#include <linux/vmalloc.h>
+#include <linux/workqueue.h>
+#include <linux/bitops.h>
+#include <linux/aer.h>
+#include <scsi/scsi.h>
+#include <scsi/scsi_host.h>
+#include <scsi/scsi_tcq.h>
+#include <scsi/scsi_transport_fc.h>
+#include <scsi/scsi_transport.h>
+#include <scsi/scsi_bsg_fc.h>
+#include <scsi/scsi_devinfo.h>
+
+#include "bfa_modules.h"
+#include "bfa_fcs.h"
+#include "bfa_defs_fcs.h"
+
+#include "bfa_plog.h"
+#include "bfa_cs.h"
+
+#define BFAD_DRIVER_NAME "bfa"
+#ifdef BFA_DRIVER_VERSION
+#define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION
+#else
+#define BFAD_DRIVER_VERSION "3.2.25.1"
+#endif
+
+#define BFAD_PROTO_NAME FCPI_NAME
+#define BFAD_IRQ_FLAGS IRQF_SHARED
+
+#ifndef FC_PORTSPEED_8GBIT
+#define FC_PORTSPEED_8GBIT 0x10
+#endif
+
+/*
+ * BFAD flags
+ */
+#define BFAD_MSIX_ON 0x00000001
+#define BFAD_HAL_INIT_DONE 0x00000002
+#define BFAD_DRV_INIT_DONE 0x00000004
+#define BFAD_CFG_PPORT_DONE 0x00000008
+#define BFAD_HAL_START_DONE 0x00000010
+#define BFAD_PORT_ONLINE 0x00000020
+#define BFAD_RPORT_ONLINE 0x00000040
+#define BFAD_FCS_INIT_DONE 0x00000080
+#define BFAD_HAL_INIT_FAIL 0x00000100
+#define BFAD_FC4_PROBE_DONE 0x00000200
+#define BFAD_PORT_DELETE 0x00000001
+#define BFAD_INTX_ON 0x00000400
+#define BFAD_EEH_BUSY 0x00000800
+#define BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE 0x00001000
+/*
+ * BFAD related definition
+ */
+#define SCSI_SCAN_DELAY HZ
+#define BFAD_STOP_TIMEOUT 30
+#define BFAD_SUSPEND_TIMEOUT BFAD_STOP_TIMEOUT
+
+/*
+ * BFAD configuration parameter default values
+ */
+#define BFAD_LUN_QUEUE_DEPTH 32
+#define BFAD_IO_MAX_SGE SG_ALL
+#define BFAD_MIN_SECTORS 128 /* 64k */
+#define BFAD_MAX_SECTORS 0xFFFF /* 32 MB */
+
+#define bfad_isr_t irq_handler_t
+
+#define MAX_MSIX_ENTRY 22
+
+struct bfad_msix_s {
+ struct bfad_s *bfad;
+ struct msix_entry msix;
+ char name[32];
+};
+
+/*
+ * Only append to the enums defined here to avoid any versioning
+ * needed between trace utility and driver version
+ */
+enum {
+ BFA_TRC_LDRV_BFAD = 1,
+ BFA_TRC_LDRV_IM = 2,
+ BFA_TRC_LDRV_BSG = 3,
+};
+
+enum bfad_port_pvb_type {
+ BFAD_PORT_PHYS_BASE = 0,
+ BFAD_PORT_PHYS_VPORT = 1,
+ BFAD_PORT_VF_BASE = 2,
+ BFAD_PORT_VF_VPORT = 3,
+};
+
+/*
+ * PORT data structure
+ */
+struct bfad_port_s {
+ struct list_head list_entry;
+ struct bfad_s *bfad;
+ struct bfa_fcs_lport_s *fcs_port;
+ u32 roles;
+ s32 flags;
+ u32 supported_fc4s;
+ enum bfad_port_pvb_type pvb_type;
+ struct bfad_im_port_s *im_port; /* IM specific data */
+ /* port debugfs specific data */
+ struct dentry *port_debugfs_root;
+};
+
+/*
+ * VPORT data structure
+ */
+struct bfad_vport_s {
+ struct bfad_port_s drv_port;
+ struct bfa_fcs_vport_s fcs_vport;
+ struct completion *comp_del;
+ struct list_head list_entry;
+};
+
+/*
+ * VF data structure
+ */
+struct bfad_vf_s {
+ bfa_fcs_vf_t fcs_vf;
+ struct bfad_port_s base_port; /* base port for vf */
+ struct bfad_s *bfad;
+};
+
+struct bfad_cfg_param_s {
+ u32 rport_del_timeout;
+ u32 ioc_queue_depth;
+ u32 lun_queue_depth;
+ u32 io_max_sge;
+ u32 binding_method;
+};
+
+union bfad_tmp_buf {
+ /* From struct bfa_adapter_attr_s */
+ char manufacturer[BFA_ADAPTER_MFG_NAME_LEN];
+ char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+ char model[BFA_ADAPTER_MODEL_NAME_LEN];
+ char fw_ver[BFA_VERSION_LEN];
+ char optrom_ver[BFA_VERSION_LEN];
+
+ /* From struct bfa_ioc_pci_attr_s */
+ u8 chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */
+
+ wwn_t wwn[BFA_FCS_MAX_LPORTS];
+};
+
+/*
+ * BFAD (PCI function) data structure
+ */
+struct bfad_s {
+ bfa_sm_t sm; /* state machine */
+ struct list_head list_entry;
+ struct bfa_s bfa;
+ struct bfa_fcs_s bfa_fcs;
+ struct pci_dev *pcidev;
+ const char *pci_name;
+ struct bfa_pcidev_s hal_pcidev;
+ struct bfa_ioc_pci_attr_s pci_attr;
+ void __iomem *pci_bar0_kva;
+ void __iomem *pci_bar2_kva;
+ struct completion comp;
+ struct completion suspend;
+ struct completion enable_comp;
+ struct completion disable_comp;
+ bfa_boolean_t disable_active;
+ struct bfad_port_s pport; /* physical port of the BFAD */
+ struct bfa_meminfo_s meminfo;
+ struct bfa_iocfc_cfg_s ioc_cfg;
+ u32 inst_no; /* BFAD instance number */
+ u32 bfad_flags;
+ spinlock_t bfad_lock;
+ struct task_struct *bfad_tsk;
+ struct bfad_cfg_param_s cfg_data;
+ struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
+ int nvec;
+ char adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
+ char port_name[BFA_ADAPTER_SYM_NAME_LEN];
+ struct timer_list hal_tmo;
+ unsigned long hs_start;
+ struct bfad_im_s *im; /* IM specific data */
+ struct bfa_trc_mod_s *trcmod;
+ struct bfa_plog_s plog_buf;
+ int ref_count;
+ union bfad_tmp_buf tmp_buf;
+ struct fc_host_statistics link_stats;
+ struct list_head pbc_vport_list;
+ /* debugfs specific data */
+ char *regdata;
+ u32 reglen;
+ struct dentry *bfad_dentry_files[5];
+ struct list_head free_aen_q;
+ struct list_head active_aen_q;
+ struct bfa_aen_entry_s aen_list[BFA_AEN_MAX_ENTRY];
+ spinlock_t bfad_aen_spinlock;
+ struct list_head vport_list;
+};
+
+/* BFAD state machine events */
+enum bfad_sm_event {
+ BFAD_E_CREATE = 1,
+ BFAD_E_KTHREAD_CREATE_FAILED = 2,
+ BFAD_E_INIT = 3,
+ BFAD_E_INIT_SUCCESS = 4,
+ BFAD_E_HAL_INIT_FAILED = 5,
+ BFAD_E_INIT_FAILED = 6,
+ BFAD_E_FCS_EXIT_COMP = 7,
+ BFAD_E_EXIT_COMP = 8,
+ BFAD_E_STOP = 9
+};
+
+/*
+ * RPORT data structure
+ */
+struct bfad_rport_s {
+ struct bfa_fcs_rport_s fcs_rport;
+};
+
+struct bfad_buf_info {
+ void *virt;
+ dma_addr_t phys;
+ u32 size;
+};
+
+struct bfad_fcxp {
+ struct bfad_port_s *port;
+ struct bfa_rport_s *bfa_rport;
+ bfa_status_t req_status;
+ u16 tag;
+ u16 rsp_len;
+ u16 rsp_maxlen;
+ u8 use_ireqbuf;
+ u8 use_irspbuf;
+ u32 num_req_sgles;
+ u32 num_rsp_sgles;
+ struct fchs_s fchs;
+ void *reqbuf_info;
+ void *rspbuf_info;
+ struct bfa_sge_s *req_sge;
+ struct bfa_sge_s *rsp_sge;
+ fcxp_send_cb_t send_cbfn;
+ void *send_cbarg;
+ void *bfa_fcxp;
+ struct completion comp;
+};
+
+struct bfad_hal_comp {
+ bfa_status_t status;
+ struct completion comp;
+};
+
+#define BFA_LOG(level, bfad, mask, fmt, arg...) \
+do { \
+ if (((mask) == 4) || (level[1] <= '4')) \
+ dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \
+} while (0)
+
+bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+ struct bfa_lport_cfg_s *port_cfg,
+ struct device *dev);
+bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
+ struct bfa_lport_cfg_s *port_cfg);
+bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role);
+bfa_status_t bfad_drv_init(struct bfad_s *bfad);
+bfa_status_t bfad_start_ops(struct bfad_s *bfad);
+void bfad_drv_start(struct bfad_s *bfad);
+void bfad_uncfg_pport(struct bfad_s *bfad);
+void bfad_stop(struct bfad_s *bfad);
+void bfad_fcs_stop(struct bfad_s *bfad);
+void bfad_remove_intr(struct bfad_s *bfad);
+void bfad_hal_mem_release(struct bfad_s *bfad);
+void bfad_hcb_comp(void *arg, bfa_status_t status);
+
+int bfad_setup_intr(struct bfad_s *bfad);
+void bfad_remove_intr(struct bfad_s *bfad);
+void bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
+bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad);
+void bfad_bfa_tmo(struct timer_list *t);
+void bfad_init_timer(struct bfad_s *bfad);
+int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
+void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
+void bfad_drv_uninit(struct bfad_s *bfad);
+int bfad_worker(void *ptr);
+void bfad_debugfs_init(struct bfad_port_s *port);
+void bfad_debugfs_exit(struct bfad_port_s *port);
+
+void bfad_pci_remove(struct pci_dev *pdev);
+int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid);
+void bfad_rport_online_wait(struct bfad_s *bfad);
+int bfad_get_linkup_delay(struct bfad_s *bfad);
+int bfad_install_msix_handler(struct bfad_s *bfad);
+
+extern struct idr bfad_im_port_index;
+extern struct pci_device_id bfad_id_table[];
+extern struct list_head bfad_list;
+extern char *os_name;
+extern char *os_patch;
+extern char *host_name;
+extern int num_rports;
+extern int num_ios;
+extern int num_tms;
+extern int num_fcxps;
+extern int num_ufbufs;
+extern int reqq_size;
+extern int rspq_size;
+extern int num_sgpgs;
+extern int rport_del_timeout;
+extern int bfa_lun_queue_depth;
+extern int bfa_io_max_sge;
+extern int bfa_log_level;
+extern int ioc_auto_recover;
+extern int bfa_linkup_delay;
+extern int msix_disable_cb;
+extern int msix_disable_ct;
+extern int fdmi_enable;
+extern int supported_fc4s;
+extern int pcie_max_read_reqsz;
+extern int max_xfer_size;
+extern int bfa_debugfs_enable;
+extern struct mutex bfad_mutex;
+
+#endif /* __BFAD_DRV_H__ */
diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c
new file mode 100644
index 0000000..c4a3331
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_im.c
@@ -0,0 +1,1342 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfad_im.c Linux driver IM module.
+ */
+
+#include <linux/export.h>
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfa_fcs.h"
+
+BFA_TRC_FILE(LDRV, IM);
+
+DEFINE_IDR(bfad_im_port_index);
+struct scsi_transport_template *bfad_im_scsi_transport_template;
+struct scsi_transport_template *bfad_im_scsi_vport_transport_template;
+static void bfad_im_itnim_work_handler(struct work_struct *work);
+static int bfad_im_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmnd);
+static int bfad_im_slave_alloc(struct scsi_device *sdev);
+static void bfad_im_fc_rport_add(struct bfad_im_port_s *im_port,
+ struct bfad_itnim_s *itnim);
+
+void
+bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
+ enum bfi_ioim_status io_status, u8 scsi_status,
+ int sns_len, u8 *sns_info, s32 residue)
+{
+ struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+ struct bfad_s *bfad = drv;
+ struct bfad_itnim_data_s *itnim_data;
+ struct bfad_itnim_s *itnim;
+ u8 host_status = DID_OK;
+
+ switch (io_status) {
+ case BFI_IOIM_STS_OK:
+ bfa_trc(bfad, scsi_status);
+ scsi_set_resid(cmnd, 0);
+
+ if (sns_len > 0) {
+ bfa_trc(bfad, sns_len);
+ if (sns_len > SCSI_SENSE_BUFFERSIZE)
+ sns_len = SCSI_SENSE_BUFFERSIZE;
+ memcpy(cmnd->sense_buffer, sns_info, sns_len);
+ }
+
+ if (residue > 0) {
+ bfa_trc(bfad, residue);
+ scsi_set_resid(cmnd, residue);
+ if (!sns_len && (scsi_status == SAM_STAT_GOOD) &&
+ (scsi_bufflen(cmnd) - residue) <
+ cmnd->underflow) {
+ bfa_trc(bfad, 0);
+ host_status = DID_ERROR;
+ }
+ }
+ cmnd->result = host_status << 16 | scsi_status;
+
+ break;
+
+ case BFI_IOIM_STS_TIMEDOUT:
+ cmnd->result = DID_TIME_OUT << 16;
+ break;
+ case BFI_IOIM_STS_PATHTOV:
+ cmnd->result = DID_TRANSPORT_DISRUPTED << 16;
+ break;
+ default:
+ cmnd->result = DID_ERROR << 16;
+ }
+
+ /* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+ if (cmnd->device->host != NULL)
+ scsi_dma_unmap(cmnd);
+
+ cmnd->host_scribble = NULL;
+ bfa_trc(bfad, cmnd->result);
+
+ itnim_data = cmnd->device->hostdata;
+ if (itnim_data) {
+ itnim = itnim_data->itnim;
+ if (!cmnd->result && itnim &&
+ (bfa_lun_queue_depth > cmnd->device->queue_depth)) {
+ /* Queue depth adjustment for good status completion */
+ bfad_ramp_up_qdepth(itnim, cmnd->device);
+ } else if (cmnd->result == SAM_STAT_TASK_SET_FULL && itnim) {
+ /* qfull handling */
+ bfad_handle_qfull(itnim, cmnd->device);
+ }
+ }
+
+ cmnd->scsi_done(cmnd);
+}
+
+void
+bfa_cb_ioim_good_comp(void *drv, struct bfad_ioim_s *dio)
+{
+ struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+ struct bfad_itnim_data_s *itnim_data;
+ struct bfad_itnim_s *itnim;
+
+ cmnd->result = DID_OK << 16 | SCSI_STATUS_GOOD;
+
+ /* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+ if (cmnd->device->host != NULL)
+ scsi_dma_unmap(cmnd);
+
+ cmnd->host_scribble = NULL;
+
+ /* Queue depth adjustment */
+ if (bfa_lun_queue_depth > cmnd->device->queue_depth) {
+ itnim_data = cmnd->device->hostdata;
+ if (itnim_data) {
+ itnim = itnim_data->itnim;
+ if (itnim)
+ bfad_ramp_up_qdepth(itnim, cmnd->device);
+ }
+ }
+
+ cmnd->scsi_done(cmnd);
+}
+
+void
+bfa_cb_ioim_abort(void *drv, struct bfad_ioim_s *dio)
+{
+ struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+ struct bfad_s *bfad = drv;
+
+ cmnd->result = DID_ERROR << 16;
+
+ /* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+ if (cmnd->device->host != NULL)
+ scsi_dma_unmap(cmnd);
+
+ bfa_trc(bfad, cmnd->result);
+ cmnd->host_scribble = NULL;
+}
+
+void
+bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
+ enum bfi_tskim_status tsk_status)
+{
+ struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dtsk;
+ wait_queue_head_t *wq;
+
+ cmnd->SCp.Status |= tsk_status << 1;
+ set_bit(IO_DONE_BIT, (unsigned long *)&cmnd->SCp.Status);
+ wq = (wait_queue_head_t *) cmnd->SCp.ptr;
+ cmnd->SCp.ptr = NULL;
+
+ if (wq)
+ wake_up(wq);
+}
+
+/*
+ * Scsi_Host_template SCSI host template
+ */
+/*
+ * Scsi_Host template entry, returns BFAD PCI info.
+ */
+static const char *
+bfad_im_info(struct Scsi_Host *shost)
+{
+ static char bfa_buf[256];
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+
+ memset(bfa_buf, 0, sizeof(bfa_buf));
+ snprintf(bfa_buf, sizeof(bfa_buf),
+ "QLogic BR-series FC/FCOE Adapter, hwpath: %s driver: %s",
+ bfad->pci_name, BFAD_DRIVER_VERSION);
+
+ return bfa_buf;
+}
+
+/*
+ * Scsi_Host template entry, aborts the specified SCSI command.
+ *
+ * Returns: SUCCESS or FAILED.
+ */
+static int
+bfad_im_abort_handler(struct scsi_cmnd *cmnd)
+{
+ struct Scsi_Host *shost = cmnd->device->host;
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_ioim_s *hal_io;
+ unsigned long flags;
+ u32 timeout;
+ int rc = FAILED;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ hal_io = (struct bfa_ioim_s *) cmnd->host_scribble;
+ if (!hal_io) {
+ /* IO has been completed, return success */
+ rc = SUCCESS;
+ goto out;
+ }
+ if (hal_io->dio != (struct bfad_ioim_s *) cmnd) {
+ rc = FAILED;
+ goto out;
+ }
+
+ bfa_trc(bfad, hal_io->iotag);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "scsi%d: abort cmnd %p iotag %x\n",
+ im_port->shost->host_no, cmnd, hal_io->iotag);
+ (void) bfa_ioim_abort(hal_io);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* Need to wait until the command get aborted */
+ timeout = 10;
+ while ((struct bfa_ioim_s *) cmnd->host_scribble == hal_io) {
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout(timeout);
+ if (timeout < 4 * HZ)
+ timeout *= 2;
+ }
+
+ cmnd->scsi_done(cmnd);
+ bfa_trc(bfad, hal_io->iotag);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "scsi%d: complete abort 0x%p iotag 0x%x\n",
+ im_port->shost->host_no, cmnd, hal_io->iotag);
+ return SUCCESS;
+out:
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return rc;
+}
+
+static bfa_status_t
+bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd,
+ struct bfad_itnim_s *itnim)
+{
+ struct bfa_tskim_s *tskim;
+ struct bfa_itnim_s *bfa_itnim;
+ bfa_status_t rc = BFA_STATUS_OK;
+ struct scsi_lun scsilun;
+
+ tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
+ if (!tskim) {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "target reset, fail to allocate tskim\n");
+ rc = BFA_STATUS_FAILED;
+ goto out;
+ }
+
+ /*
+ * Set host_scribble to NULL to avoid aborting a task command if
+ * happens.
+ */
+ cmnd->host_scribble = NULL;
+ cmnd->SCp.Status = 0;
+ bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+ /*
+ * bfa_itnim can be NULL if the port gets disconnected and the bfa
+ * and fcs layers have cleaned up their nexus with the targets and
+ * the same has not been cleaned up by the shim
+ */
+ if (bfa_itnim == NULL) {
+ bfa_tskim_free(tskim);
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "target reset, bfa_itnim is NULL\n");
+ rc = BFA_STATUS_FAILED;
+ goto out;
+ }
+
+ memset(&scsilun, 0, sizeof(scsilun));
+ bfa_tskim_start(tskim, bfa_itnim, scsilun,
+ FCP_TM_TARGET_RESET, BFAD_TARGET_RESET_TMO);
+out:
+ return rc;
+}
+
+/*
+ * Scsi_Host template entry, resets a LUN and abort its all commands.
+ *
+ * Returns: SUCCESS or FAILED.
+ *
+ */
+static int
+bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
+{
+ struct Scsi_Host *shost = cmnd->device->host;
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_itnim_data_s *itnim_data = cmnd->device->hostdata;
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfa_tskim_s *tskim;
+ struct bfad_itnim_s *itnim;
+ struct bfa_itnim_s *bfa_itnim;
+ DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wq);
+ int rc = SUCCESS;
+ unsigned long flags;
+ enum bfi_tskim_status task_status;
+ struct scsi_lun scsilun;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ itnim = itnim_data->itnim;
+ if (!itnim) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ rc = FAILED;
+ goto out;
+ }
+
+ tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
+ if (!tskim) {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "LUN reset, fail to allocate tskim");
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ rc = FAILED;
+ goto out;
+ }
+
+ /*
+ * Set host_scribble to NULL to avoid aborting a task command
+ * if happens.
+ */
+ cmnd->host_scribble = NULL;
+ cmnd->SCp.ptr = (char *)&wq;
+ cmnd->SCp.Status = 0;
+ bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+ /*
+ * bfa_itnim can be NULL if the port gets disconnected and the bfa
+ * and fcs layers have cleaned up their nexus with the targets and
+ * the same has not been cleaned up by the shim
+ */
+ if (bfa_itnim == NULL) {
+ bfa_tskim_free(tskim);
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "lun reset, bfa_itnim is NULL\n");
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ rc = FAILED;
+ goto out;
+ }
+ int_to_scsilun(cmnd->device->lun, &scsilun);
+ bfa_tskim_start(tskim, bfa_itnim, scsilun,
+ FCP_TM_LUN_RESET, BFAD_LUN_RESET_TMO);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ wait_event(wq, test_bit(IO_DONE_BIT,
+ (unsigned long *)&cmnd->SCp.Status));
+
+ task_status = cmnd->SCp.Status >> 1;
+ if (task_status != BFI_TSKIM_STS_OK) {
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "LUN reset failure, status: %d\n", task_status);
+ rc = FAILED;
+ }
+
+out:
+ return rc;
+}
+
+/*
+ * Scsi_Host template entry, resets the target and abort all commands.
+ */
+static int
+bfad_im_reset_target_handler(struct scsi_cmnd *cmnd)
+{
+ struct Scsi_Host *shost = cmnd->device->host;
+ struct scsi_target *starget = scsi_target(cmnd->device);
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) shost->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfad_itnim_s *itnim;
+ unsigned long flags;
+ u32 rc, rtn = FAILED;
+ DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wq);
+ enum bfi_tskim_status task_status;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ itnim = bfad_get_itnim(im_port, starget->id);
+ if (itnim) {
+ cmnd->SCp.ptr = (char *)&wq;
+ rc = bfad_im_target_reset_send(bfad, cmnd, itnim);
+ if (rc == BFA_STATUS_OK) {
+ /* wait target reset to complete */
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_event(wq, test_bit(IO_DONE_BIT,
+ (unsigned long *)&cmnd->SCp.Status));
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ task_status = cmnd->SCp.Status >> 1;
+ if (task_status != BFI_TSKIM_STS_OK)
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "target reset failure,"
+ " status: %d\n", task_status);
+ else
+ rtn = SUCCESS;
+ }
+ }
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return rtn;
+}
+
+/*
+ * Scsi_Host template entry slave_destroy.
+ */
+static void
+bfad_im_slave_destroy(struct scsi_device *sdev)
+{
+ sdev->hostdata = NULL;
+ return;
+}
+
+/*
+ * BFA FCS itnim callbacks
+ */
+
+/*
+ * BFA FCS itnim alloc callback, after successful PRLI
+ * Context: Interrupt
+ */
+int
+bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
+ struct bfad_itnim_s **itnim_drv)
+{
+ *itnim_drv = kzalloc(sizeof(struct bfad_itnim_s), GFP_ATOMIC);
+ if (*itnim_drv == NULL)
+ return -ENOMEM;
+
+ (*itnim_drv)->im = bfad->im;
+ *itnim = &(*itnim_drv)->fcs_itnim;
+ (*itnim_drv)->state = ITNIM_STATE_NONE;
+
+ /*
+ * Initiaze the itnim_work
+ */
+ INIT_WORK(&(*itnim_drv)->itnim_work, bfad_im_itnim_work_handler);
+ bfad->bfad_flags |= BFAD_RPORT_ONLINE;
+ return 0;
+}
+
+/*
+ * BFA FCS itnim free callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv)
+{
+ struct bfad_port_s *port;
+ wwn_t wwpn;
+ u32 fcid;
+ char wwpn_str[32], fcid_str[16];
+ struct bfad_im_s *im = itnim_drv->im;
+
+ /* online to free state transtion should not happen */
+ WARN_ON(itnim_drv->state == ITNIM_STATE_ONLINE);
+
+ itnim_drv->queue_work = 1;
+ /* offline request is not yet done, use the same request to free */
+ if (itnim_drv->state == ITNIM_STATE_OFFLINE_PENDING)
+ itnim_drv->queue_work = 0;
+
+ itnim_drv->state = ITNIM_STATE_FREE;
+ port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+ itnim_drv->im_port = port->im_port;
+ wwpn = bfa_fcs_itnim_get_pwwn(&itnim_drv->fcs_itnim);
+ fcid = bfa_fcs_itnim_get_fcid(&itnim_drv->fcs_itnim);
+ wwn2str(wwpn_str, wwpn);
+ fcid2str(fcid_str, fcid);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "ITNIM FREE scsi%d: FCID: %s WWPN: %s\n",
+ port->im_port->shost->host_no,
+ fcid_str, wwpn_str);
+
+ /* ITNIM processing */
+ if (itnim_drv->queue_work)
+ queue_work(im->drv_workq, &itnim_drv->itnim_work);
+}
+
+/*
+ * BFA FCS itnim online callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv)
+{
+ struct bfad_port_s *port;
+ struct bfad_im_s *im = itnim_drv->im;
+
+ itnim_drv->bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim_drv->fcs_itnim);
+ port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+ itnim_drv->state = ITNIM_STATE_ONLINE;
+ itnim_drv->queue_work = 1;
+ itnim_drv->im_port = port->im_port;
+
+ /* ITNIM processing */
+ if (itnim_drv->queue_work)
+ queue_work(im->drv_workq, &itnim_drv->itnim_work);
+}
+
+/*
+ * BFA FCS itnim offline callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv)
+{
+ struct bfad_port_s *port;
+ struct bfad_s *bfad;
+ struct bfad_im_s *im = itnim_drv->im;
+
+ port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+ bfad = port->bfad;
+ if ((bfad->pport.flags & BFAD_PORT_DELETE) ||
+ (port->flags & BFAD_PORT_DELETE)) {
+ itnim_drv->state = ITNIM_STATE_OFFLINE;
+ return;
+ }
+ itnim_drv->im_port = port->im_port;
+ itnim_drv->state = ITNIM_STATE_OFFLINE_PENDING;
+ itnim_drv->queue_work = 1;
+
+ /* ITNIM processing */
+ if (itnim_drv->queue_work)
+ queue_work(im->drv_workq, &itnim_drv->itnim_work);
+}
+
+/*
+ * Allocate a Scsi_Host for a port.
+ */
+int
+bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port,
+ struct device *dev)
+{
+ struct bfad_im_port_pointer *im_portp;
+ int error = 1;
+
+ mutex_lock(&bfad_mutex);
+ error = idr_alloc(&bfad_im_port_index, im_port, 0, 0, GFP_KERNEL);
+ if (error < 0) {
+ mutex_unlock(&bfad_mutex);
+ printk(KERN_WARNING "idr_alloc failure\n");
+ goto out;
+ }
+ im_port->idr_id = error;
+ mutex_unlock(&bfad_mutex);
+
+ im_port->shost = bfad_scsi_host_alloc(im_port, bfad);
+ if (!im_port->shost) {
+ error = 1;
+ goto out_free_idr;
+ }
+
+ im_portp = shost_priv(im_port->shost);
+ im_portp->p = im_port;
+ im_port->shost->unique_id = im_port->idr_id;
+ im_port->shost->this_id = -1;
+ im_port->shost->max_id = MAX_FCP_TARGET;
+ im_port->shost->max_lun = MAX_FCP_LUN;
+ im_port->shost->max_cmd_len = 16;
+ im_port->shost->can_queue = bfad->cfg_data.ioc_queue_depth;
+ if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+ im_port->shost->transportt = bfad_im_scsi_transport_template;
+ else
+ im_port->shost->transportt =
+ bfad_im_scsi_vport_transport_template;
+
+ error = scsi_add_host_with_dma(im_port->shost, dev, &bfad->pcidev->dev);
+ if (error) {
+ printk(KERN_WARNING "scsi_add_host failure %d\n", error);
+ goto out_fc_rel;
+ }
+
+ return 0;
+
+out_fc_rel:
+ scsi_host_put(im_port->shost);
+ im_port->shost = NULL;
+out_free_idr:
+ mutex_lock(&bfad_mutex);
+ idr_remove(&bfad_im_port_index, im_port->idr_id);
+ mutex_unlock(&bfad_mutex);
+out:
+ return error;
+}
+
+void
+bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+ bfa_trc(bfad, bfad->inst_no);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level, "Free scsi%d\n",
+ im_port->shost->host_no);
+
+ fc_remove_host(im_port->shost);
+
+ scsi_remove_host(im_port->shost);
+ scsi_host_put(im_port->shost);
+
+ mutex_lock(&bfad_mutex);
+ idr_remove(&bfad_im_port_index, im_port->idr_id);
+ mutex_unlock(&bfad_mutex);
+}
+
+static void
+bfad_im_port_delete_handler(struct work_struct *work)
+{
+ struct bfad_im_port_s *im_port =
+ container_of(work, struct bfad_im_port_s, port_delete_work);
+
+ if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) {
+ im_port->flags |= BFAD_PORT_DELETE;
+ fc_vport_terminate(im_port->fc_vport);
+ }
+}
+
+bfa_status_t
+bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+ int rc = BFA_STATUS_OK;
+ struct bfad_im_port_s *im_port;
+
+ im_port = kzalloc(sizeof(struct bfad_im_port_s), GFP_ATOMIC);
+ if (im_port == NULL) {
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
+ }
+ port->im_port = im_port;
+ im_port->port = port;
+ im_port->bfad = bfad;
+
+ INIT_WORK(&im_port->port_delete_work, bfad_im_port_delete_handler);
+ INIT_LIST_HEAD(&im_port->itnim_mapped_list);
+ INIT_LIST_HEAD(&im_port->binding_list);
+
+ext:
+ return rc;
+}
+
+void
+bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+ struct bfad_im_port_s *im_port = port->im_port;
+
+ queue_work(bfad->im->drv_workq,
+ &im_port->port_delete_work);
+}
+
+void
+bfad_im_port_clean(struct bfad_im_port_s *im_port)
+{
+ struct bfad_fcp_binding *bp, *bp_new;
+ unsigned long flags;
+ struct bfad_s *bfad = im_port->bfad;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ list_for_each_entry_safe(bp, bp_new, &im_port->binding_list,
+ list_entry) {
+ list_del(&bp->list_entry);
+ kfree(bp);
+ }
+
+ /* the itnim_mapped_list must be empty at this time */
+ WARN_ON(!list_empty(&im_port->itnim_mapped_list));
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+static void bfad_aen_im_notify_handler(struct work_struct *work)
+{
+ struct bfad_im_s *im =
+ container_of(work, struct bfad_im_s, aen_im_notify_work);
+ struct bfa_aen_entry_s *aen_entry;
+ struct bfad_s *bfad = im->bfad;
+ struct Scsi_Host *shost = bfad->pport.im_port->shost;
+ void *event_data;
+ unsigned long flags;
+
+ while (!list_empty(&bfad->active_aen_q)) {
+ spin_lock_irqsave(&bfad->bfad_aen_spinlock, flags);
+ bfa_q_deq(&bfad->active_aen_q, &aen_entry);
+ spin_unlock_irqrestore(&bfad->bfad_aen_spinlock, flags);
+ event_data = (char *)aen_entry + sizeof(struct list_head);
+ fc_host_post_vendor_event(shost, fc_get_event_number(),
+ sizeof(struct bfa_aen_entry_s) -
+ sizeof(struct list_head),
+ (char *)event_data, BFAD_NL_VENDOR_ID);
+ spin_lock_irqsave(&bfad->bfad_aen_spinlock, flags);
+ list_add_tail(&aen_entry->qe, &bfad->free_aen_q);
+ spin_unlock_irqrestore(&bfad->bfad_aen_spinlock, flags);
+ }
+}
+
+bfa_status_t
+bfad_im_probe(struct bfad_s *bfad)
+{
+ struct bfad_im_s *im;
+
+ im = kzalloc(sizeof(struct bfad_im_s), GFP_KERNEL);
+ if (im == NULL)
+ return BFA_STATUS_ENOMEM;
+
+ bfad->im = im;
+ im->bfad = bfad;
+
+ if (bfad_thread_workq(bfad) != BFA_STATUS_OK) {
+ kfree(im);
+ return BFA_STATUS_FAILED;
+ }
+
+ INIT_WORK(&im->aen_im_notify_work, bfad_aen_im_notify_handler);
+ return BFA_STATUS_OK;
+}
+
+void
+bfad_im_probe_undo(struct bfad_s *bfad)
+{
+ if (bfad->im) {
+ bfad_destroy_workq(bfad->im);
+ kfree(bfad->im);
+ bfad->im = NULL;
+ }
+}
+
+struct Scsi_Host *
+bfad_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad)
+{
+ struct scsi_host_template *sht;
+
+ if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+ sht = &bfad_im_scsi_host_template;
+ else
+ sht = &bfad_im_vport_template;
+
+ if (max_xfer_size != BFAD_MAX_SECTORS >> 1)
+ sht->max_sectors = max_xfer_size << 1;
+
+ sht->sg_tablesize = bfad->cfg_data.io_max_sge;
+
+ return scsi_host_alloc(sht, sizeof(struct bfad_im_port_pointer));
+}
+
+void
+bfad_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+ if (!(im_port->flags & BFAD_PORT_DELETE))
+ flush_workqueue(bfad->im->drv_workq);
+ bfad_im_scsi_host_free(im_port->bfad, im_port);
+ bfad_im_port_clean(im_port);
+ kfree(im_port);
+}
+
+void
+bfad_destroy_workq(struct bfad_im_s *im)
+{
+ if (im && im->drv_workq) {
+ flush_workqueue(im->drv_workq);
+ destroy_workqueue(im->drv_workq);
+ im->drv_workq = NULL;
+ }
+}
+
+bfa_status_t
+bfad_thread_workq(struct bfad_s *bfad)
+{
+ struct bfad_im_s *im = bfad->im;
+
+ bfa_trc(bfad, 0);
+ snprintf(im->drv_workq_name, KOBJ_NAME_LEN, "bfad_wq_%d",
+ bfad->inst_no);
+ im->drv_workq = create_singlethread_workqueue(im->drv_workq_name);
+ if (!im->drv_workq)
+ return BFA_STATUS_FAILED;
+
+ return BFA_STATUS_OK;
+}
+
+/*
+ * Scsi_Host template entry.
+ *
+ * Description:
+ * OS entry point to adjust the queue_depths on a per-device basis.
+ * Called once per device during the bus scan.
+ * Return non-zero if fails.
+ */
+static int
+bfad_im_slave_configure(struct scsi_device *sdev)
+{
+ scsi_change_queue_depth(sdev, bfa_lun_queue_depth);
+ return 0;
+}
+
+struct scsi_host_template bfad_im_scsi_host_template = {
+ .module = THIS_MODULE,
+ .name = BFAD_DRIVER_NAME,
+ .info = bfad_im_info,
+ .queuecommand = bfad_im_queuecommand,
+ .eh_timed_out = fc_eh_timed_out,
+ .eh_abort_handler = bfad_im_abort_handler,
+ .eh_device_reset_handler = bfad_im_reset_lun_handler,
+ .eh_target_reset_handler = bfad_im_reset_target_handler,
+
+ .slave_alloc = bfad_im_slave_alloc,
+ .slave_configure = bfad_im_slave_configure,
+ .slave_destroy = bfad_im_slave_destroy,
+
+ .this_id = -1,
+ .sg_tablesize = BFAD_IO_MAX_SGE,
+ .cmd_per_lun = 3,
+ .use_clustering = ENABLE_CLUSTERING,
+ .shost_attrs = bfad_im_host_attrs,
+ .max_sectors = BFAD_MAX_SECTORS,
+ .vendor_id = BFA_PCI_VENDOR_ID_BROCADE,
+};
+
+struct scsi_host_template bfad_im_vport_template = {
+ .module = THIS_MODULE,
+ .name = BFAD_DRIVER_NAME,
+ .info = bfad_im_info,
+ .queuecommand = bfad_im_queuecommand,
+ .eh_timed_out = fc_eh_timed_out,
+ .eh_abort_handler = bfad_im_abort_handler,
+ .eh_device_reset_handler = bfad_im_reset_lun_handler,
+ .eh_target_reset_handler = bfad_im_reset_target_handler,
+
+ .slave_alloc = bfad_im_slave_alloc,
+ .slave_configure = bfad_im_slave_configure,
+ .slave_destroy = bfad_im_slave_destroy,
+
+ .this_id = -1,
+ .sg_tablesize = BFAD_IO_MAX_SGE,
+ .cmd_per_lun = 3,
+ .use_clustering = ENABLE_CLUSTERING,
+ .shost_attrs = bfad_im_vport_attrs,
+ .max_sectors = BFAD_MAX_SECTORS,
+};
+
+bfa_status_t
+bfad_im_module_init(void)
+{
+ bfad_im_scsi_transport_template =
+ fc_attach_transport(&bfad_im_fc_function_template);
+ if (!bfad_im_scsi_transport_template)
+ return BFA_STATUS_ENOMEM;
+
+ bfad_im_scsi_vport_transport_template =
+ fc_attach_transport(&bfad_im_vport_fc_function_template);
+ if (!bfad_im_scsi_vport_transport_template) {
+ fc_release_transport(bfad_im_scsi_transport_template);
+ return BFA_STATUS_ENOMEM;
+ }
+
+ return BFA_STATUS_OK;
+}
+
+void
+bfad_im_module_exit(void)
+{
+ if (bfad_im_scsi_transport_template)
+ fc_release_transport(bfad_im_scsi_transport_template);
+
+ if (bfad_im_scsi_vport_transport_template)
+ fc_release_transport(bfad_im_scsi_vport_transport_template);
+
+ idr_destroy(&bfad_im_port_index);
+}
+
+void
+bfad_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+{
+ struct scsi_device *tmp_sdev;
+
+ if (((jiffies - itnim->last_ramp_up_time) >
+ BFA_QUEUE_FULL_RAMP_UP_TIME * HZ) &&
+ ((jiffies - itnim->last_queue_full_time) >
+ BFA_QUEUE_FULL_RAMP_UP_TIME * HZ)) {
+ shost_for_each_device(tmp_sdev, sdev->host) {
+ if (bfa_lun_queue_depth > tmp_sdev->queue_depth) {
+ if (tmp_sdev->id != sdev->id)
+ continue;
+ scsi_change_queue_depth(tmp_sdev,
+ tmp_sdev->queue_depth + 1);
+
+ itnim->last_ramp_up_time = jiffies;
+ }
+ }
+ }
+}
+
+void
+bfad_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+{
+ struct scsi_device *tmp_sdev;
+
+ itnim->last_queue_full_time = jiffies;
+
+ shost_for_each_device(tmp_sdev, sdev->host) {
+ if (tmp_sdev->id != sdev->id)
+ continue;
+ scsi_track_queue_full(tmp_sdev, tmp_sdev->queue_depth - 1);
+ }
+}
+
+struct bfad_itnim_s *
+bfad_get_itnim(struct bfad_im_port_s *im_port, int id)
+{
+ struct bfad_itnim_s *itnim = NULL;
+
+ /* Search the mapped list for this target ID */
+ list_for_each_entry(itnim, &im_port->itnim_mapped_list, list_entry) {
+ if (id == itnim->scsi_tgt_id)
+ return itnim;
+ }
+
+ return NULL;
+}
+
+/*
+ * Function is invoked from the SCSI Host Template slave_alloc() entry point.
+ * Has the logic to query the LUN Mask database to check if this LUN needs to
+ * be made visible to the SCSI mid-layer or not.
+ *
+ * Returns BFA_STATUS_OK if this LUN needs to be added to the OS stack.
+ * Returns -ENXIO to notify SCSI mid-layer to not add this LUN to the OS stack.
+ */
+static int
+bfad_im_check_if_make_lun_visible(struct scsi_device *sdev,
+ struct fc_rport *rport)
+{
+ struct bfad_itnim_data_s *itnim_data =
+ (struct bfad_itnim_data_s *) rport->dd_data;
+ struct bfa_s *bfa = itnim_data->itnim->bfa_itnim->bfa;
+ struct bfa_rport_s *bfa_rport = itnim_data->itnim->bfa_itnim->rport;
+ struct bfa_lun_mask_s *lun_list = bfa_get_lun_mask_list(bfa);
+ int i = 0, ret = -ENXIO;
+
+ for (i = 0; i < MAX_LUN_MASK_CFG; i++) {
+ if (lun_list[i].state == BFA_IOIM_LUN_MASK_ACTIVE &&
+ scsilun_to_int(&lun_list[i].lun) == sdev->lun &&
+ lun_list[i].rp_tag == bfa_rport->rport_tag &&
+ lun_list[i].lp_tag == (u8)bfa_rport->rport_info.lp_tag) {
+ ret = BFA_STATUS_OK;
+ break;
+ }
+ }
+ return ret;
+}
+
+/*
+ * Scsi_Host template entry slave_alloc
+ */
+static int
+bfad_im_slave_alloc(struct scsi_device *sdev)
+{
+ struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
+ struct bfad_itnim_data_s *itnim_data;
+ struct bfa_s *bfa;
+
+ if (!rport || fc_remote_port_chkready(rport))
+ return -ENXIO;
+
+ itnim_data = (struct bfad_itnim_data_s *) rport->dd_data;
+ bfa = itnim_data->itnim->bfa_itnim->bfa;
+
+ if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_ENABLED) {
+ /*
+ * We should not mask LUN 0 - since this will translate
+ * to no LUN / TARGET for SCSI ml resulting no scan.
+ */
+ if (sdev->lun == 0) {
+ sdev->sdev_bflags |= BLIST_NOREPORTLUN |
+ BLIST_SPARSELUN;
+ goto done;
+ }
+
+ /*
+ * Query LUN Mask configuration - to expose this LUN
+ * to the SCSI mid-layer or to mask it.
+ */
+ if (bfad_im_check_if_make_lun_visible(sdev, rport) !=
+ BFA_STATUS_OK)
+ return -ENXIO;
+ }
+done:
+ sdev->hostdata = rport->dd_data;
+
+ return 0;
+}
+
+u32
+bfad_im_supported_speeds(struct bfa_s *bfa)
+{
+ struct bfa_ioc_attr_s *ioc_attr;
+ u32 supported_speed = 0;
+
+ ioc_attr = kzalloc(sizeof(struct bfa_ioc_attr_s), GFP_KERNEL);
+ if (!ioc_attr)
+ return 0;
+
+ bfa_ioc_get_attr(&bfa->ioc, ioc_attr);
+ if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_16GBPS)
+ supported_speed |= FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
+ FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT;
+ else if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_8GBPS) {
+ if (ioc_attr->adapter_attr.is_mezz) {
+ supported_speed |= FC_PORTSPEED_8GBIT |
+ FC_PORTSPEED_4GBIT |
+ FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+ } else {
+ supported_speed |= FC_PORTSPEED_8GBIT |
+ FC_PORTSPEED_4GBIT |
+ FC_PORTSPEED_2GBIT;
+ }
+ } else if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_4GBPS) {
+ supported_speed |= FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
+ FC_PORTSPEED_1GBIT;
+ } else if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_10GBPS) {
+ supported_speed |= FC_PORTSPEED_10GBIT;
+ }
+ kfree(ioc_attr);
+ return supported_speed;
+}
+
+void
+bfad_fc_host_init(struct bfad_im_port_s *im_port)
+{
+ struct Scsi_Host *host = im_port->shost;
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfad_port_s *port = im_port->port;
+ char symname[BFA_SYMNAME_MAXLEN];
+ struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
+
+ fc_host_node_name(host) =
+ cpu_to_be64((bfa_fcs_lport_get_nwwn(port->fcs_port)));
+ fc_host_port_name(host) =
+ cpu_to_be64((bfa_fcs_lport_get_pwwn(port->fcs_port)));
+ fc_host_max_npiv_vports(host) = bfa_lps_get_max_vport(&bfad->bfa);
+
+ fc_host_supported_classes(host) = FC_COS_CLASS3;
+
+ memset(fc_host_supported_fc4s(host), 0,
+ sizeof(fc_host_supported_fc4s(host)));
+ if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
+ /* For FCP type 0x08 */
+ fc_host_supported_fc4s(host)[2] = 1;
+ /* For fibre channel services type 0x20 */
+ fc_host_supported_fc4s(host)[7] = 1;
+
+ strlcpy(symname, bfad->bfa_fcs.fabric.bport.port_cfg.sym_name.symname,
+ BFA_SYMNAME_MAXLEN);
+ sprintf(fc_host_symbolic_name(host), "%s", symname);
+
+ fc_host_supported_speeds(host) = bfad_im_supported_speeds(&bfad->bfa);
+ fc_host_maxframe_size(host) = fcport->cfg.maxfrsize;
+}
+
+static void
+bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, struct bfad_itnim_s *itnim)
+{
+ struct fc_rport_identifiers rport_ids;
+ struct fc_rport *fc_rport;
+ struct bfad_itnim_data_s *itnim_data;
+
+ rport_ids.node_name =
+ cpu_to_be64(bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim));
+ rport_ids.port_name =
+ cpu_to_be64(bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+ rport_ids.port_id =
+ bfa_hton3b(bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim));
+ rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
+
+ itnim->fc_rport = fc_rport =
+ fc_remote_port_add(im_port->shost, 0, &rport_ids);
+
+ if (!fc_rport)
+ return;
+
+ fc_rport->maxframe_size =
+ bfa_fcs_itnim_get_maxfrsize(&itnim->fcs_itnim);
+ fc_rport->supported_classes = bfa_fcs_itnim_get_cos(&itnim->fcs_itnim);
+
+ itnim_data = fc_rport->dd_data;
+ itnim_data->itnim = itnim;
+
+ rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
+
+ if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
+ fc_remote_port_rolechg(fc_rport, rport_ids.roles);
+
+ if ((fc_rport->scsi_target_id != -1)
+ && (fc_rport->scsi_target_id < MAX_FCP_TARGET))
+ itnim->scsi_tgt_id = fc_rport->scsi_target_id;
+
+ itnim->channel = fc_rport->channel;
+
+ return;
+}
+
+/*
+ * Work queue handler using FC transport service
+* Context: kernel
+ */
+static void
+bfad_im_itnim_work_handler(struct work_struct *work)
+{
+ struct bfad_itnim_s *itnim = container_of(work, struct bfad_itnim_s,
+ itnim_work);
+ struct bfad_im_s *im = itnim->im;
+ struct bfad_s *bfad = im->bfad;
+ struct bfad_im_port_s *im_port;
+ unsigned long flags;
+ struct fc_rport *fc_rport;
+ wwn_t wwpn;
+ u32 fcid;
+ char wwpn_str[32], fcid_str[16];
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ im_port = itnim->im_port;
+ bfa_trc(bfad, itnim->state);
+ switch (itnim->state) {
+ case ITNIM_STATE_ONLINE:
+ if (!itnim->fc_rport) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ bfad_im_fc_rport_add(im_port, itnim);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ wwpn = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+ fcid = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+ wwn2str(wwpn_str, wwpn);
+ fcid2str(fcid_str, fcid);
+ list_add_tail(&itnim->list_entry,
+ &im_port->itnim_mapped_list);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "ITNIM ONLINE Target: %d:0:%d "
+ "FCID: %s WWPN: %s\n",
+ im_port->shost->host_no,
+ itnim->scsi_tgt_id,
+ fcid_str, wwpn_str);
+ } else {
+ printk(KERN_WARNING
+ "%s: itnim %llx is already in online state\n",
+ __func__,
+ bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+ }
+
+ break;
+ case ITNIM_STATE_OFFLINE_PENDING:
+ itnim->state = ITNIM_STATE_OFFLINE;
+ if (itnim->fc_rport) {
+ fc_rport = itnim->fc_rport;
+ ((struct bfad_itnim_data_s *)
+ fc_rport->dd_data)->itnim = NULL;
+ itnim->fc_rport = NULL;
+ if (!(im_port->port->flags & BFAD_PORT_DELETE)) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ fc_rport->dev_loss_tmo =
+ bfa_fcpim_path_tov_get(&bfad->bfa) + 1;
+ fc_remote_port_delete(fc_rport);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ }
+ wwpn = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+ fcid = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+ wwn2str(wwpn_str, wwpn);
+ fcid2str(fcid_str, fcid);
+ list_del(&itnim->list_entry);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+ "ITNIM OFFLINE Target: %d:0:%d "
+ "FCID: %s WWPN: %s\n",
+ im_port->shost->host_no,
+ itnim->scsi_tgt_id,
+ fcid_str, wwpn_str);
+ }
+ break;
+ case ITNIM_STATE_FREE:
+ if (itnim->fc_rport) {
+ fc_rport = itnim->fc_rport;
+ ((struct bfad_itnim_data_s *)
+ fc_rport->dd_data)->itnim = NULL;
+ itnim->fc_rport = NULL;
+ if (!(im_port->port->flags & BFAD_PORT_DELETE)) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ fc_rport->dev_loss_tmo =
+ bfa_fcpim_path_tov_get(&bfad->bfa) + 1;
+ fc_remote_port_delete(fc_rport);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ }
+ list_del(&itnim->list_entry);
+ }
+
+ kfree(itnim);
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/*
+ * Scsi_Host template entry, queue a SCSI command to the BFAD.
+ */
+static int
+bfad_im_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
+{
+ struct bfad_im_port_s *im_port =
+ (struct bfad_im_port_s *) cmnd->device->host->hostdata[0];
+ struct bfad_s *bfad = im_port->bfad;
+ struct bfad_itnim_data_s *itnim_data = cmnd->device->hostdata;
+ struct bfad_itnim_s *itnim;
+ struct bfa_ioim_s *hal_io;
+ unsigned long flags;
+ int rc;
+ int sg_cnt = 0;
+ struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
+
+ rc = fc_remote_port_chkready(rport);
+ if (rc) {
+ cmnd->result = rc;
+ done(cmnd);
+ return 0;
+ }
+
+ if (bfad->bfad_flags & BFAD_EEH_BUSY) {
+ if (bfad->bfad_flags & BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE)
+ cmnd->result = DID_NO_CONNECT << 16;
+ else
+ cmnd->result = DID_REQUEUE << 16;
+ done(cmnd);
+ return 0;
+ }
+
+ sg_cnt = scsi_dma_map(cmnd);
+ if (sg_cnt < 0)
+ return SCSI_MLQUEUE_HOST_BUSY;
+
+ cmnd->scsi_done = done;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (!(bfad->bfad_flags & BFAD_HAL_START_DONE)) {
+ printk(KERN_WARNING
+ "bfad%d, queuecommand %p %x failed, BFA stopped\n",
+ bfad->inst_no, cmnd, cmnd->cmnd[0]);
+ cmnd->result = DID_NO_CONNECT << 16;
+ goto out_fail_cmd;
+ }
+
+
+ itnim = itnim_data->itnim;
+ if (!itnim) {
+ cmnd->result = DID_IMM_RETRY << 16;
+ goto out_fail_cmd;
+ }
+
+ hal_io = bfa_ioim_alloc(&bfad->bfa, (struct bfad_ioim_s *) cmnd,
+ itnim->bfa_itnim, sg_cnt);
+ if (!hal_io) {
+ printk(KERN_WARNING "hal_io failure\n");
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ scsi_dma_unmap(cmnd);
+ return SCSI_MLQUEUE_HOST_BUSY;
+ }
+
+ cmnd->host_scribble = (char *)hal_io;
+ bfa_ioim_start(hal_io);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ return 0;
+
+out_fail_cmd:
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ scsi_dma_unmap(cmnd);
+ if (done)
+ done(cmnd);
+
+ return 0;
+}
+
+static DEF_SCSI_QCMD(bfad_im_queuecommand)
+
+void
+bfad_rport_online_wait(struct bfad_s *bfad)
+{
+ int i;
+ int rport_delay = 10;
+
+ for (i = 0; !(bfad->bfad_flags & BFAD_PORT_ONLINE)
+ && i < bfa_linkup_delay; i++) {
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout(HZ);
+ }
+
+ if (bfad->bfad_flags & BFAD_PORT_ONLINE) {
+ rport_delay = rport_delay < bfa_linkup_delay ?
+ rport_delay : bfa_linkup_delay;
+ for (i = 0; !(bfad->bfad_flags & BFAD_RPORT_ONLINE)
+ && i < rport_delay; i++) {
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout(HZ);
+ }
+
+ if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE)) {
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout(rport_delay * HZ);
+ }
+ }
+}
+
+int
+bfad_get_linkup_delay(struct bfad_s *bfad)
+{
+ u8 nwwns = 0;
+ wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX];
+ int linkup_delay;
+
+ /*
+ * Querying for the boot target port wwns
+ * -- read from boot information in flash.
+ * If nwwns > 0 => boot over SAN and set linkup_delay = 30
+ * else => local boot machine set linkup_delay = 0
+ */
+
+ bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, wwns);
+
+ if (nwwns > 0)
+ /* If Boot over SAN set linkup_delay = 30sec */
+ linkup_delay = 30;
+ else
+ /* If local boot; no linkup_delay */
+ linkup_delay = 0;
+
+ return linkup_delay;
+}
diff --git a/drivers/scsi/bfa/bfad_im.h b/drivers/scsi/bfa/bfad_im.h
new file mode 100644
index 0000000..e61ed8d
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_im.h
@@ -0,0 +1,219 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_IM_H__
+#define __BFAD_IM_H__
+
+#include "bfa_fcs.h"
+
+#define FCPI_NAME " fcpim"
+
+#ifndef KOBJ_NAME_LEN
+#define KOBJ_NAME_LEN 20
+#endif
+
+bfa_status_t bfad_im_module_init(void);
+void bfad_im_module_exit(void);
+bfa_status_t bfad_im_probe(struct bfad_s *bfad);
+void bfad_im_probe_undo(struct bfad_s *bfad);
+bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_clean(struct bfad_im_port_s *im_port);
+int bfad_im_scsi_host_alloc(struct bfad_s *bfad,
+ struct bfad_im_port_s *im_port, struct device *dev);
+void bfad_im_scsi_host_free(struct bfad_s *bfad,
+ struct bfad_im_port_s *im_port);
+u32 bfad_im_supported_speeds(struct bfa_s *bfa);
+
+#define MAX_FCP_TARGET 1024
+#define MAX_FCP_LUN 16384
+#define BFAD_TARGET_RESET_TMO 60
+#define BFAD_LUN_RESET_TMO 60
+#define BFA_QUEUE_FULL_RAMP_UP_TIME 120
+
+/*
+ * itnim flags
+ */
+#define IO_DONE_BIT 0
+
+struct bfad_itnim_data_s {
+ struct bfad_itnim_s *itnim;
+};
+
+struct bfad_im_port_s {
+ struct bfad_s *bfad;
+ struct bfad_port_s *port;
+ struct work_struct port_delete_work;
+ int idr_id;
+ u16 cur_scsi_id;
+ u16 flags;
+ struct list_head binding_list;
+ struct Scsi_Host *shost;
+ struct list_head itnim_mapped_list;
+ struct fc_vport *fc_vport;
+};
+
+struct bfad_im_port_pointer {
+ struct bfad_im_port_s *p;
+};
+
+static inline struct bfad_im_port_s *bfad_get_im_port(struct Scsi_Host *host)
+{
+ struct bfad_im_port_pointer *im_portp = shost_priv(host);
+ return im_portp->p;
+}
+
+enum bfad_itnim_state {
+ ITNIM_STATE_NONE,
+ ITNIM_STATE_ONLINE,
+ ITNIM_STATE_OFFLINE_PENDING,
+ ITNIM_STATE_OFFLINE,
+ ITNIM_STATE_TIMEOUT,
+ ITNIM_STATE_FREE,
+};
+
+/*
+ * Per itnim data structure
+ */
+struct bfad_itnim_s {
+ struct list_head list_entry;
+ struct bfa_fcs_itnim_s fcs_itnim;
+ struct work_struct itnim_work;
+ u32 flags;
+ enum bfad_itnim_state state;
+ struct bfad_im_s *im;
+ struct bfad_im_port_s *im_port;
+ struct bfad_rport_s *drv_rport;
+ struct fc_rport *fc_rport;
+ struct bfa_itnim_s *bfa_itnim;
+ u16 scsi_tgt_id;
+ u16 channel;
+ u16 queue_work;
+ unsigned long last_ramp_up_time;
+ unsigned long last_queue_full_time;
+};
+
+enum bfad_binding_type {
+ FCP_PWWN_BINDING = 0x1,
+ FCP_NWWN_BINDING = 0x2,
+ FCP_FCID_BINDING = 0x3,
+};
+
+struct bfad_fcp_binding {
+ struct list_head list_entry;
+ enum bfad_binding_type binding_type;
+ u16 scsi_target_id;
+ u32 fc_id;
+ wwn_t nwwn;
+ wwn_t pwwn;
+};
+
+struct bfad_im_s {
+ struct bfad_s *bfad;
+ struct workqueue_struct *drv_workq;
+ char drv_workq_name[KOBJ_NAME_LEN];
+ struct work_struct aen_im_notify_work;
+};
+
+#define bfad_get_aen_entry(_drv, _entry) do { \
+ unsigned long _flags; \
+ spin_lock_irqsave(&(_drv)->bfad_aen_spinlock, _flags); \
+ bfa_q_deq(&(_drv)->free_aen_q, &(_entry)); \
+ if (_entry) \
+ list_add_tail(&(_entry)->qe, &(_drv)->active_aen_q); \
+ spin_unlock_irqrestore(&(_drv)->bfad_aen_spinlock, _flags); \
+} while (0)
+
+/* post fc_host vendor event */
+static inline void bfad_im_post_vendor_event(struct bfa_aen_entry_s *entry,
+ struct bfad_s *drv, int cnt,
+ enum bfa_aen_category cat,
+ enum bfa_ioc_aen_event evt)
+{
+ struct timespec64 ts;
+
+ ktime_get_real_ts64(&ts);
+ /*
+ * 'unsigned long aen_tv_sec' overflows in y2106 on 32-bit
+ * architectures, or in 2038 if user space interprets it
+ * as 'signed'.
+ */
+ entry->aen_tv_sec = ts.tv_sec;
+ entry->aen_tv_usec = ts.tv_nsec / NSEC_PER_USEC;
+ entry->bfad_num = drv->inst_no;
+ entry->seq_num = cnt;
+ entry->aen_category = cat;
+ entry->aen_type = evt;
+ if (drv->bfad_flags & BFAD_FC4_PROBE_DONE)
+ queue_work(drv->im->drv_workq, &drv->im->aen_im_notify_work);
+}
+
+struct Scsi_Host *bfad_scsi_host_alloc(struct bfad_im_port_s *im_port,
+ struct bfad_s *);
+bfa_status_t bfad_thread_workq(struct bfad_s *bfad);
+void bfad_destroy_workq(struct bfad_im_s *im);
+void bfad_fc_host_init(struct bfad_im_port_s *im_port);
+void bfad_scsi_host_free(struct bfad_s *bfad,
+ struct bfad_im_port_s *im_port);
+void bfad_ramp_up_qdepth(struct bfad_itnim_s *itnim,
+ struct scsi_device *sdev);
+void bfad_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev);
+struct bfad_itnim_s *bfad_get_itnim(struct bfad_im_port_s *im_port, int id);
+
+extern struct scsi_host_template bfad_im_scsi_host_template;
+extern struct scsi_host_template bfad_im_vport_template;
+extern struct fc_function_template bfad_im_fc_function_template;
+extern struct fc_function_template bfad_im_vport_fc_function_template;
+extern struct scsi_transport_template *bfad_im_scsi_transport_template;
+extern struct scsi_transport_template *bfad_im_scsi_vport_transport_template;
+
+extern struct device_attribute *bfad_im_host_attrs[];
+extern struct device_attribute *bfad_im_vport_attrs[];
+
+irqreturn_t bfad_intx(int irq, void *dev_id);
+
+int bfad_im_bsg_request(struct bsg_job *job);
+int bfad_im_bsg_timeout(struct bsg_job *job);
+
+/*
+ * Macro to set the SCSI device sdev_bflags - sdev_bflags are used by the
+ * SCSI mid-layer to choose LUN Scanning mode REPORT_LUNS vs. Sequential Scan
+ *
+ * Internally iterate's over all the ITNIM's part of the im_port & set's the
+ * sdev_bflags for the scsi_device associated with LUN #0.
+ */
+#define bfad_reset_sdev_bflags(__im_port, __lunmask_cfg) do { \
+ struct scsi_device *__sdev = NULL; \
+ struct bfad_itnim_s *__itnim = NULL; \
+ u32 scan_flags = BLIST_NOREPORTLUN | BLIST_SPARSELUN; \
+ list_for_each_entry(__itnim, &((__im_port)->itnim_mapped_list), \
+ list_entry) { \
+ __sdev = scsi_device_lookup((__im_port)->shost, \
+ __itnim->channel, \
+ __itnim->scsi_tgt_id, 0); \
+ if (__sdev) { \
+ if ((__lunmask_cfg) == BFA_TRUE) \
+ __sdev->sdev_bflags |= scan_flags; \
+ else \
+ __sdev->sdev_bflags &= ~scan_flags; \
+ scsi_device_put(__sdev); \
+ } \
+ } \
+} while (0)
+
+#endif
diff --git a/drivers/scsi/bfa/bfi.h b/drivers/scsi/bfa/bfi.h
new file mode 100644
index 0000000..5f698d0
--- /dev/null
+++ b/drivers/scsi/bfa/bfi.h
@@ -0,0 +1,1325 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_H__
+#define __BFI_H__
+
+#include "bfa_defs.h"
+#include "bfa_defs_svc.h"
+
+#pragma pack(1)
+
+/* Per dma segment max size */
+#define BFI_MEM_DMA_SEG_SZ (131072)
+
+/* Get number of dma segments required */
+#define BFI_MEM_DMA_NSEGS(_num_reqs, _req_sz) \
+ ((u16)(((((_num_reqs) * (_req_sz)) + BFI_MEM_DMA_SEG_SZ - 1) & \
+ ~(BFI_MEM_DMA_SEG_SZ - 1)) / BFI_MEM_DMA_SEG_SZ))
+
+/* Get num dma reqs - that fit in a segment */
+#define BFI_MEM_NREQS_SEG(_rqsz) (BFI_MEM_DMA_SEG_SZ / (_rqsz))
+
+/* Get segment num from tag */
+#define BFI_MEM_SEG_FROM_TAG(_tag, _rqsz) ((_tag) / BFI_MEM_NREQS_SEG(_rqsz))
+
+/* Get dma req offset in a segment */
+#define BFI_MEM_SEG_REQ_OFFSET(_tag, _sz) \
+ ((_tag) - (BFI_MEM_SEG_FROM_TAG(_tag, _sz) * BFI_MEM_NREQS_SEG(_sz)))
+
+/*
+ * BFI FW image type
+ */
+#define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */
+#define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32))
+#define BFI_FLASH_IMAGE_SZ 0x100000
+
+/*
+ * Msg header common to all msgs
+ */
+struct bfi_mhdr_s {
+ u8 msg_class; /* @ref bfi_mclass_t */
+ u8 msg_id; /* msg opcode with in the class */
+ union {
+ struct {
+ u8 qid;
+ u8 fn_lpu; /* msg destination */
+ } h2i;
+ u16 i2htok; /* token in msgs to host */
+ } mtag;
+};
+
+#define bfi_fn_lpu(__fn, __lpu) ((__fn) << 1 | (__lpu))
+#define bfi_mhdr_2_fn(_mh) ((_mh)->mtag.h2i.fn_lpu >> 1)
+
+#define bfi_h2i_set(_mh, _mc, _op, _fn_lpu) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_op); \
+ (_mh).mtag.h2i.fn_lpu = (_fn_lpu); \
+} while (0)
+
+#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_op); \
+ (_mh).mtag.i2htok = (_i2htok); \
+} while (0)
+
+/*
+ * Message opcodes: 0-127 to firmware, 128-255 to host
+ */
+#define BFI_I2H_OPCODE_BASE 128
+#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE)
+
+/*
+ ****************************************************************************
+ *
+ * Scatter Gather Element and Page definition
+ *
+ ****************************************************************************
+ */
+
+#define BFI_SGE_INLINE 1
+#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1)
+
+/*
+ * SG Flags
+ */
+enum {
+ BFI_SGE_DATA = 0, /* data address, not last */
+ BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */
+ BFI_SGE_DATA_LAST = 3, /* data address, last */
+ BFI_SGE_LINK = 2, /* link address */
+ BFI_SGE_PGDLEN = 2, /* cumulative data length for page */
+};
+
+/*
+ * DMA addresses
+ */
+union bfi_addr_u {
+ struct {
+ __be32 addr_lo;
+ __be32 addr_hi;
+ } a32;
+};
+
+/*
+ * Scatter Gather Element used for fast-path IO requests
+ */
+struct bfi_sge_s {
+#ifdef __BIG_ENDIAN
+ u32 flags:2,
+ rsvd:2,
+ sg_len:28;
+#else
+ u32 sg_len:28,
+ rsvd:2,
+ flags:2;
+#endif
+ union bfi_addr_u sga;
+};
+
+/**
+ * Generic DMA addr-len pair.
+ */
+struct bfi_alen_s {
+ union bfi_addr_u al_addr; /* DMA addr of buffer */
+ u32 al_len; /* length of buffer */
+};
+
+/*
+ * Scatter Gather Page
+ */
+#define BFI_SGPG_DATA_SGES 7
+#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1)
+#define BFI_SGPG_RSVD_WD_LEN 8
+struct bfi_sgpg_s {
+ struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
+ u32 rsvd[BFI_SGPG_RSVD_WD_LEN];
+};
+
+/* FCP module definitions */
+#define BFI_IO_MAX (2000)
+#define BFI_IOIM_SNSLEN (256)
+#define BFI_IOIM_SNSBUF_SEGS \
+ BFI_MEM_DMA_NSEGS(BFI_IO_MAX, BFI_IOIM_SNSLEN)
+
+/*
+ * Large Message structure - 128 Bytes size Msgs
+ */
+#define BFI_LMSG_SZ 128
+#define BFI_LMSG_PL_WSZ \
+ ((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
+
+struct bfi_msg_s {
+ struct bfi_mhdr_s mhdr;
+ u32 pl[BFI_LMSG_PL_WSZ];
+};
+
+/*
+ * Mailbox message structure
+ */
+#define BFI_MBMSG_SZ 7
+struct bfi_mbmsg_s {
+ struct bfi_mhdr_s mh;
+ u32 pl[BFI_MBMSG_SZ];
+};
+
+/*
+ * Supported PCI function class codes (personality)
+ */
+enum bfi_pcifn_class {
+ BFI_PCIFN_CLASS_FC = 0x0c04,
+ BFI_PCIFN_CLASS_ETH = 0x0200,
+};
+
+/*
+ * Message Classes
+ */
+enum bfi_mclass {
+ BFI_MC_IOC = 1, /* IO Controller (IOC) */
+ BFI_MC_DIAG = 2, /* Diagnostic Msgs */
+ BFI_MC_FLASH = 3, /* Flash message class */
+ BFI_MC_CEE = 4, /* CEE */
+ BFI_MC_FCPORT = 5, /* FC port */
+ BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */
+ BFI_MC_ABLK = 7, /* ASIC block configuration */
+ BFI_MC_UF = 8, /* Unsolicited frame receive */
+ BFI_MC_FCXP = 9, /* FC Transport */
+ BFI_MC_LPS = 10, /* lport fc login services */
+ BFI_MC_RPORT = 11, /* Remote port */
+ BFI_MC_ITN = 12, /* I-T nexus (Initiator mode) */
+ BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */
+ BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */
+ BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */
+ BFI_MC_IOIM = 16, /* IO (Initiator mode) */
+ BFI_MC_IOIM_IOCOM = 17, /* good IO completion */
+ BFI_MC_TSKIM = 18, /* Initiator Task management */
+ BFI_MC_PORT = 21, /* Physical port */
+ BFI_MC_SFP = 22, /* SFP module */
+ BFI_MC_PHY = 25, /* External PHY message class */
+ BFI_MC_FRU = 34,
+ BFI_MC_MAX = 35
+};
+
+#define BFI_IOC_MAX_CQS 4
+#define BFI_IOC_MAX_CQS_ASIC 8
+#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */
+
+/*
+ *----------------------------------------------------------------------
+ * IOC
+ *----------------------------------------------------------------------
+ */
+
+/*
+ * Different asic generations
+ */
+enum bfi_asic_gen {
+ BFI_ASIC_GEN_CB = 1, /* crossbow 8G FC */
+ BFI_ASIC_GEN_CT = 2, /* catapult 8G FC or 10G CNA */
+ BFI_ASIC_GEN_CT2 = 3, /* catapult-2 16G FC or 10G CNA */
+};
+
+enum bfi_asic_mode {
+ BFI_ASIC_MODE_FC = 1, /* FC upto 8G speed */
+ BFI_ASIC_MODE_FC16 = 2, /* FC upto 16G speed */
+ BFI_ASIC_MODE_ETH = 3, /* Ethernet ports */
+ BFI_ASIC_MODE_COMBO = 4, /* FC 16G and Ethernet 10G port */
+};
+
+enum bfi_ioc_h2i_msgs {
+ BFI_IOC_H2I_ENABLE_REQ = 1,
+ BFI_IOC_H2I_DISABLE_REQ = 2,
+ BFI_IOC_H2I_GETATTR_REQ = 3,
+ BFI_IOC_H2I_DBG_SYNC = 4,
+ BFI_IOC_H2I_DBG_DUMP = 5,
+};
+
+enum bfi_ioc_i2h_msgs {
+ BFI_IOC_I2H_ENABLE_REPLY = BFA_I2HM(1),
+ BFI_IOC_I2H_DISABLE_REPLY = BFA_I2HM(2),
+ BFI_IOC_I2H_GETATTR_REPLY = BFA_I2HM(3),
+ BFI_IOC_I2H_HBEAT = BFA_I2HM(4),
+ BFI_IOC_I2H_ACQ_ADDR_REPLY = BFA_I2HM(5),
+};
+
+/*
+ * BFI_IOC_H2I_GETATTR_REQ message
+ */
+struct bfi_ioc_getattr_req_s {
+ struct bfi_mhdr_s mh;
+ union bfi_addr_u attr_addr;
+};
+
+#define BFI_IOC_ATTR_UUID_SZ 16
+struct bfi_ioc_attr_s {
+ wwn_t mfg_pwwn; /* Mfg port wwn */
+ wwn_t mfg_nwwn; /* Mfg node wwn */
+ mac_t mfg_mac; /* Mfg mac */
+ u8 port_mode; /* bfi_port_mode */
+ u8 rsvd_a;
+ wwn_t pwwn;
+ wwn_t nwwn;
+ mac_t mac; /* PBC or Mfg mac */
+ u16 rsvd_b;
+ mac_t fcoe_mac;
+ u16 rsvd_c;
+ char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
+ u8 pcie_gen;
+ u8 pcie_lanes_orig;
+ u8 pcie_lanes;
+ u8 rx_bbcredit; /* receive buffer credits */
+ u32 adapter_prop; /* adapter properties */
+ u16 maxfrsize; /* max receive frame size */
+ char asic_rev;
+ u8 rsvd_d;
+ char fw_version[BFA_VERSION_LEN];
+ char optrom_version[BFA_VERSION_LEN];
+ struct bfa_mfg_vpd_s vpd;
+ u32 card_type; /* card type */
+ u8 mfg_day; /* manufacturing day */
+ u8 mfg_month; /* manufacturing month */
+ u16 mfg_year; /* manufacturing year */
+ u8 uuid[BFI_IOC_ATTR_UUID_SZ]; /*!< chinook uuid */
+};
+
+/*
+ * BFI_IOC_I2H_GETATTR_REPLY message
+ */
+struct bfi_ioc_getattr_reply_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 status; /* cfg reply status */
+ u8 rsvd[3];
+};
+
+/*
+ * Firmware memory page offsets
+ */
+#define BFI_IOC_SMEM_PG0_CB (0x40)
+#define BFI_IOC_SMEM_PG0_CT (0x180)
+
+/*
+ * Firmware statistic offset
+ */
+#define BFI_IOC_FWSTATS_OFF (0x6B40)
+#define BFI_IOC_FWSTATS_SZ (4096)
+
+/*
+ * Firmware trace offset
+ */
+#define BFI_IOC_TRC_OFF (0x4b00)
+#define BFI_IOC_TRC_ENTS 256
+
+#define BFI_IOC_FW_SIGNATURE (0xbfadbfad)
+#define BFA_IOC_FW_INV_SIGN (0xdeaddead)
+#define BFI_IOC_MD5SUM_SZ 4
+
+struct bfi_ioc_fwver_s {
+#ifdef __BIG_ENDIAN
+ uint8_t patch;
+ uint8_t maint;
+ uint8_t minor;
+ uint8_t major;
+ uint8_t rsvd[2];
+ uint8_t build;
+ uint8_t phase;
+#else
+ uint8_t major;
+ uint8_t minor;
+ uint8_t maint;
+ uint8_t patch;
+ uint8_t phase;
+ uint8_t build;
+ uint8_t rsvd[2];
+#endif
+};
+
+struct bfi_ioc_image_hdr_s {
+ u32 signature; /* constant signature */
+ u8 asic_gen; /* asic generation */
+ u8 asic_mode;
+ u8 port0_mode; /* device mode for port 0 */
+ u8 port1_mode; /* device mode for port 1 */
+ u32 exec; /* exec vector */
+ u32 bootenv; /* firmware boot env */
+ u32 rsvd_b[2];
+ struct bfi_ioc_fwver_s fwver;
+ u32 md5sum[BFI_IOC_MD5SUM_SZ];
+};
+
+enum bfi_ioc_img_ver_cmp_e {
+ BFI_IOC_IMG_VER_INCOMP,
+ BFI_IOC_IMG_VER_OLD,
+ BFI_IOC_IMG_VER_SAME,
+ BFI_IOC_IMG_VER_BETTER
+};
+
+#define BFI_FWBOOT_DEVMODE_OFF 4
+#define BFI_FWBOOT_TYPE_OFF 8
+#define BFI_FWBOOT_ENV_OFF 12
+#define BFI_FWBOOT_DEVMODE(__asic_gen, __asic_mode, __p0_mode, __p1_mode) \
+ (((u32)(__asic_gen)) << 24 | \
+ ((u32)(__asic_mode)) << 16 | \
+ ((u32)(__p0_mode)) << 8 | \
+ ((u32)(__p1_mode)))
+
+enum bfi_fwboot_type {
+ BFI_FWBOOT_TYPE_NORMAL = 0,
+ BFI_FWBOOT_TYPE_FLASH = 1,
+ BFI_FWBOOT_TYPE_MEMTEST = 2,
+};
+
+#define BFI_FWBOOT_TYPE_NORMAL 0
+#define BFI_FWBOOT_TYPE_MEMTEST 2
+#define BFI_FWBOOT_ENV_OS 0
+
+enum bfi_port_mode {
+ BFI_PORT_MODE_FC = 1,
+ BFI_PORT_MODE_ETH = 2,
+};
+
+struct bfi_ioc_hbeat_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u32 hb_count; /* current heart beat count */
+};
+
+/*
+ * IOC hardware/firmware state
+ */
+enum bfi_ioc_state {
+ BFI_IOC_UNINIT = 0, /* not initialized */
+ BFI_IOC_INITING = 1, /* h/w is being initialized */
+ BFI_IOC_HWINIT = 2, /* h/w is initialized */
+ BFI_IOC_CFG = 3, /* IOC configuration in progress */
+ BFI_IOC_OP = 4, /* IOC is operational */
+ BFI_IOC_DISABLING = 5, /* IOC is being disabled */
+ BFI_IOC_DISABLED = 6, /* IOC is disabled */
+ BFI_IOC_CFG_DISABLED = 7, /* IOC is being disabled;transient */
+ BFI_IOC_FAIL = 8, /* IOC heart-beat failure */
+ BFI_IOC_MEMTEST = 9, /* IOC is doing memtest */
+};
+
+#define BFA_IOC_CB_JOIN_SH 16
+#define BFA_IOC_CB_FWSTATE_MASK 0x0000ffff
+#define BFA_IOC_CB_JOIN_MASK 0xffff0000
+
+#define BFI_IOC_ENDIAN_SIG 0x12345678
+
+enum {
+ BFI_ADAPTER_TYPE_FC = 0x01, /* FC adapters */
+ BFI_ADAPTER_TYPE_MK = 0x0f0000, /* adapter type mask */
+ BFI_ADAPTER_TYPE_SH = 16, /* adapter type shift */
+ BFI_ADAPTER_NPORTS_MK = 0xff00, /* number of ports mask */
+ BFI_ADAPTER_NPORTS_SH = 8, /* number of ports shift */
+ BFI_ADAPTER_SPEED_MK = 0xff, /* adapter speed mask */
+ BFI_ADAPTER_SPEED_SH = 0, /* adapter speed shift */
+ BFI_ADAPTER_PROTO = 0x100000, /* prototype adapaters */
+ BFI_ADAPTER_TTV = 0x200000, /* TTV debug capable */
+ BFI_ADAPTER_UNSUPP = 0x400000, /* unknown adapter type */
+};
+
+#define BFI_ADAPTER_GETP(__prop, __adap_prop) \
+ (((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >> \
+ BFI_ADAPTER_ ## __prop ## _SH)
+#define BFI_ADAPTER_SETP(__prop, __val) \
+ ((__val) << BFI_ADAPTER_ ## __prop ## _SH)
+#define BFI_ADAPTER_IS_PROTO(__adap_type) \
+ ((__adap_type) & BFI_ADAPTER_PROTO)
+#define BFI_ADAPTER_IS_TTV(__adap_type) \
+ ((__adap_type) & BFI_ADAPTER_TTV)
+#define BFI_ADAPTER_IS_UNSUPP(__adap_type) \
+ ((__adap_type) & BFI_ADAPTER_UNSUPP)
+#define BFI_ADAPTER_IS_SPECIAL(__adap_type) \
+ ((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO | \
+ BFI_ADAPTER_UNSUPP))
+
+/*
+ * BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages
+ */
+struct bfi_ioc_ctrl_req_s {
+ struct bfi_mhdr_s mh;
+ u16 clscode;
+ u16 rsvd;
+ u32 tv_sec;
+};
+#define bfi_ioc_enable_req_t struct bfi_ioc_ctrl_req_s;
+#define bfi_ioc_disable_req_t struct bfi_ioc_ctrl_req_s;
+
+/*
+ * BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages
+ */
+struct bfi_ioc_ctrl_reply_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 status; /* enable/disable status */
+ u8 port_mode; /* bfa_mode_s */
+ u8 cap_bm; /* capability bit mask */
+ u8 rsvd;
+};
+#define bfi_ioc_enable_reply_t struct bfi_ioc_ctrl_reply_s;
+#define bfi_ioc_disable_reply_t struct bfi_ioc_ctrl_reply_s;
+
+#define BFI_IOC_MSGSZ 8
+/*
+ * H2I Messages
+ */
+union bfi_ioc_h2i_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_ioc_ctrl_req_s enable_req;
+ struct bfi_ioc_ctrl_req_s disable_req;
+ struct bfi_ioc_getattr_req_s getattr_req;
+ u32 mboxmsg[BFI_IOC_MSGSZ];
+};
+
+/*
+ * I2H Messages
+ */
+union bfi_ioc_i2h_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_ioc_ctrl_reply_s fw_event;
+ u32 mboxmsg[BFI_IOC_MSGSZ];
+};
+
+
+/*
+ *----------------------------------------------------------------------
+ * PBC
+ *----------------------------------------------------------------------
+ */
+
+#define BFI_PBC_MAX_BLUNS 8
+#define BFI_PBC_MAX_VPORTS 16
+#define BFI_PBC_PORT_DISABLED 2
+
+/*
+ * PBC boot lun configuration
+ */
+struct bfi_pbc_blun_s {
+ wwn_t tgt_pwwn;
+ struct scsi_lun tgt_lun;
+};
+
+/*
+ * PBC virtual port configuration
+ */
+struct bfi_pbc_vport_s {
+ wwn_t vp_pwwn;
+ wwn_t vp_nwwn;
+};
+
+/*
+ * BFI pre-boot configuration information
+ */
+struct bfi_pbc_s {
+ u8 port_enabled;
+ u8 boot_enabled;
+ u8 nbluns;
+ u8 nvports;
+ u8 port_speed;
+ u8 rsvd_a;
+ u16 hss;
+ wwn_t pbc_pwwn;
+ wwn_t pbc_nwwn;
+ struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS];
+ struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS];
+};
+
+/*
+ *----------------------------------------------------------------------
+ * MSGQ
+ *----------------------------------------------------------------------
+ */
+#define BFI_MSGQ_FULL(_q) (((_q->pi + 1) % _q->q_depth) == _q->ci)
+#define BFI_MSGQ_EMPTY(_q) (_q->pi == _q->ci)
+#define BFI_MSGQ_UPDATE_CI(_q) (_q->ci = (_q->ci + 1) % _q->q_depth)
+#define BFI_MSGQ_UPDATE_PI(_q) (_q->pi = (_q->pi + 1) % _q->q_depth)
+
+/* q_depth must be power of 2 */
+#define BFI_MSGQ_FREE_CNT(_q) ((_q->ci - _q->pi - 1) & (_q->q_depth - 1))
+
+enum bfi_msgq_h2i_msgs_e {
+ BFI_MSGQ_H2I_INIT_REQ = 1,
+ BFI_MSGQ_H2I_DOORBELL = 2,
+ BFI_MSGQ_H2I_SHUTDOWN = 3,
+};
+
+enum bfi_msgq_i2h_msgs_e {
+ BFI_MSGQ_I2H_INIT_RSP = 1,
+ BFI_MSGQ_I2H_DOORBELL = 2,
+};
+
+
+/* Messages(commands/responsed/AENS will have the following header */
+struct bfi_msgq_mhdr_s {
+ u8 msg_class;
+ u8 msg_id;
+ u16 msg_token;
+ u16 num_entries;
+ u8 enet_id;
+ u8 rsvd[1];
+};
+
+#define bfi_msgq_mhdr_set(_mh, _mc, _mid, _tok, _enet_id) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_mid); \
+ (_mh).msg_token = (_tok); \
+ (_mh).enet_id = (_enet_id); \
+} while (0)
+
+/*
+ * Mailbox for messaging interface
+ *
+*/
+#define BFI_MSGQ_CMD_ENTRY_SIZE (64) /* TBD */
+#define BFI_MSGQ_RSP_ENTRY_SIZE (64) /* TBD */
+#define BFI_MSGQ_MSG_SIZE_MAX (2048) /* TBD */
+
+struct bfi_msgq_s {
+ union bfi_addr_u addr;
+ u16 q_depth; /* Total num of entries in the queue */
+ u8 rsvd[2];
+};
+
+/* BFI_ENET_MSGQ_CFG_REQ TBD init or cfg? */
+struct bfi_msgq_cfg_req_s {
+ struct bfi_mhdr_s mh;
+ struct bfi_msgq_s cmdq;
+ struct bfi_msgq_s rspq;
+};
+
+/* BFI_ENET_MSGQ_CFG_RSP */
+struct bfi_msgq_cfg_rsp_s {
+ struct bfi_mhdr_s mh;
+ u8 cmd_status;
+ u8 rsvd[3];
+};
+
+
+/* BFI_MSGQ_H2I_DOORBELL */
+struct bfi_msgq_h2i_db_s {
+ struct bfi_mhdr_s mh;
+ u16 cmdq_pi;
+ u16 rspq_ci;
+};
+
+/* BFI_MSGQ_I2H_DOORBELL */
+struct bfi_msgq_i2h_db_s {
+ struct bfi_mhdr_s mh;
+ u16 rspq_pi;
+ u16 cmdq_ci;
+};
+
+#pragma pack()
+
+/* BFI port specific */
+#pragma pack(1)
+
+enum bfi_port_h2i {
+ BFI_PORT_H2I_ENABLE_REQ = (1),
+ BFI_PORT_H2I_DISABLE_REQ = (2),
+ BFI_PORT_H2I_GET_STATS_REQ = (3),
+ BFI_PORT_H2I_CLEAR_STATS_REQ = (4),
+};
+
+enum bfi_port_i2h {
+ BFI_PORT_I2H_ENABLE_RSP = BFA_I2HM(1),
+ BFI_PORT_I2H_DISABLE_RSP = BFA_I2HM(2),
+ BFI_PORT_I2H_GET_STATS_RSP = BFA_I2HM(3),
+ BFI_PORT_I2H_CLEAR_STATS_RSP = BFA_I2HM(4),
+};
+
+/*
+ * Generic REQ type
+ */
+struct bfi_port_generic_req_s {
+ struct bfi_mhdr_s mh; /* msg header */
+ u32 msgtag; /* msgtag for reply */
+ u32 rsvd;
+};
+
+/*
+ * Generic RSP type
+ */
+struct bfi_port_generic_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 status; /* port enable status */
+ u8 rsvd[3];
+ u32 msgtag; /* msgtag for reply */
+};
+
+/*
+ * BFI_PORT_H2I_GET_STATS_REQ
+ */
+struct bfi_port_get_stats_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ union bfi_addr_u dma_addr;
+};
+
+union bfi_port_h2i_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_port_generic_req_s enable_req;
+ struct bfi_port_generic_req_s disable_req;
+ struct bfi_port_get_stats_req_s getstats_req;
+ struct bfi_port_generic_req_s clearstats_req;
+};
+
+union bfi_port_i2h_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_port_generic_rsp_s enable_rsp;
+ struct bfi_port_generic_rsp_s disable_rsp;
+ struct bfi_port_generic_rsp_s getstats_rsp;
+ struct bfi_port_generic_rsp_s clearstats_rsp;
+};
+
+/*
+ *----------------------------------------------------------------------
+ * ABLK
+ *----------------------------------------------------------------------
+ */
+enum bfi_ablk_h2i_msgs_e {
+ BFI_ABLK_H2I_QUERY = 1,
+ BFI_ABLK_H2I_ADPT_CONFIG = 2,
+ BFI_ABLK_H2I_PORT_CONFIG = 3,
+ BFI_ABLK_H2I_PF_CREATE = 4,
+ BFI_ABLK_H2I_PF_DELETE = 5,
+ BFI_ABLK_H2I_PF_UPDATE = 6,
+ BFI_ABLK_H2I_OPTROM_ENABLE = 7,
+ BFI_ABLK_H2I_OPTROM_DISABLE = 8,
+};
+
+enum bfi_ablk_i2h_msgs_e {
+ BFI_ABLK_I2H_QUERY = BFA_I2HM(BFI_ABLK_H2I_QUERY),
+ BFI_ABLK_I2H_ADPT_CONFIG = BFA_I2HM(BFI_ABLK_H2I_ADPT_CONFIG),
+ BFI_ABLK_I2H_PORT_CONFIG = BFA_I2HM(BFI_ABLK_H2I_PORT_CONFIG),
+ BFI_ABLK_I2H_PF_CREATE = BFA_I2HM(BFI_ABLK_H2I_PF_CREATE),
+ BFI_ABLK_I2H_PF_DELETE = BFA_I2HM(BFI_ABLK_H2I_PF_DELETE),
+ BFI_ABLK_I2H_PF_UPDATE = BFA_I2HM(BFI_ABLK_H2I_PF_UPDATE),
+ BFI_ABLK_I2H_OPTROM_ENABLE = BFA_I2HM(BFI_ABLK_H2I_OPTROM_ENABLE),
+ BFI_ABLK_I2H_OPTROM_DISABLE = BFA_I2HM(BFI_ABLK_H2I_OPTROM_DISABLE),
+};
+
+/* BFI_ABLK_H2I_QUERY */
+struct bfi_ablk_h2i_query_s {
+ struct bfi_mhdr_s mh;
+ union bfi_addr_u addr;
+};
+
+/* BFI_ABL_H2I_ADPT_CONFIG, BFI_ABLK_H2I_PORT_CONFIG */
+struct bfi_ablk_h2i_cfg_req_s {
+ struct bfi_mhdr_s mh;
+ u8 mode;
+ u8 port;
+ u8 max_pf;
+ u8 max_vf;
+};
+
+/*
+ * BFI_ABLK_H2I_PF_CREATE, BFI_ABLK_H2I_PF_DELETE,
+ */
+struct bfi_ablk_h2i_pf_req_s {
+ struct bfi_mhdr_s mh;
+ u8 pcifn;
+ u8 port;
+ u16 pers;
+ u16 bw_min; /* percent BW @ max speed */
+ u16 bw_max; /* percent BW @ max speed */
+};
+
+/* BFI_ABLK_H2I_OPTROM_ENABLE, BFI_ABLK_H2I_OPTROM_DISABLE */
+struct bfi_ablk_h2i_optrom_s {
+ struct bfi_mhdr_s mh;
+};
+
+/*
+ * BFI_ABLK_I2H_QUERY
+ * BFI_ABLK_I2H_PORT_CONFIG
+ * BFI_ABLK_I2H_PF_CREATE
+ * BFI_ABLK_I2H_PF_DELETE
+ * BFI_ABLK_I2H_PF_UPDATE
+ * BFI_ABLK_I2H_OPTROM_ENABLE
+ * BFI_ABLK_I2H_OPTROM_DISABLE
+ */
+struct bfi_ablk_i2h_rsp_s {
+ struct bfi_mhdr_s mh;
+ u8 status;
+ u8 pcifn;
+ u8 port_mode;
+};
+
+
+/*
+ * CEE module specific messages
+ */
+
+/* Mailbox commands from host to firmware */
+enum bfi_cee_h2i_msgs_e {
+ BFI_CEE_H2I_GET_CFG_REQ = 1,
+ BFI_CEE_H2I_RESET_STATS = 2,
+ BFI_CEE_H2I_GET_STATS_REQ = 3,
+};
+
+enum bfi_cee_i2h_msgs_e {
+ BFI_CEE_I2H_GET_CFG_RSP = BFA_I2HM(1),
+ BFI_CEE_I2H_RESET_STATS_RSP = BFA_I2HM(2),
+ BFI_CEE_I2H_GET_STATS_RSP = BFA_I2HM(3),
+};
+
+/*
+ * H2I command structure for resetting the stats
+ */
+struct bfi_cee_reset_stats_s {
+ struct bfi_mhdr_s mh;
+};
+
+/*
+ * Get configuration command from host
+ */
+struct bfi_cee_get_req_s {
+ struct bfi_mhdr_s mh;
+ union bfi_addr_u dma_addr;
+};
+
+/*
+ * Reply message from firmware
+ */
+struct bfi_cee_get_rsp_s {
+ struct bfi_mhdr_s mh;
+ u8 cmd_status;
+ u8 rsvd[3];
+};
+
+/*
+ * Reply message from firmware
+ */
+struct bfi_cee_stats_rsp_s {
+ struct bfi_mhdr_s mh;
+ u8 cmd_status;
+ u8 rsvd[3];
+};
+
+/* Mailbox message structures from firmware to host */
+union bfi_cee_i2h_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_cee_get_rsp_s get_rsp;
+ struct bfi_cee_stats_rsp_s stats_rsp;
+};
+
+/*
+ * SFP related
+ */
+
+enum bfi_sfp_h2i_e {
+ BFI_SFP_H2I_SHOW = 1,
+ BFI_SFP_H2I_SCN = 2,
+};
+
+enum bfi_sfp_i2h_e {
+ BFI_SFP_I2H_SHOW = BFA_I2HM(BFI_SFP_H2I_SHOW),
+ BFI_SFP_I2H_SCN = BFA_I2HM(BFI_SFP_H2I_SCN),
+};
+
+/*
+ * SFP state change notification
+ */
+struct bfi_sfp_scn_s {
+ struct bfi_mhdr_s mhr; /* host msg header */
+ u8 event;
+ u8 sfpid;
+ u8 pomlvl; /* pom level: normal/warning/alarm */
+ u8 is_elb; /* e-loopback */
+};
+
+/*
+ * SFP state
+ */
+enum bfa_sfp_stat_e {
+ BFA_SFP_STATE_INIT = 0, /* SFP state is uninit */
+ BFA_SFP_STATE_REMOVED = 1, /* SFP is removed */
+ BFA_SFP_STATE_INSERTED = 2, /* SFP is inserted */
+ BFA_SFP_STATE_VALID = 3, /* SFP is valid */
+ BFA_SFP_STATE_UNSUPPORT = 4, /* SFP is unsupport */
+ BFA_SFP_STATE_FAILED = 5, /* SFP i2c read fail */
+};
+
+/*
+ * SFP memory access type
+ */
+enum bfi_sfp_mem_e {
+ BFI_SFP_MEM_ALL = 0x1, /* access all data field */
+ BFI_SFP_MEM_DIAGEXT = 0x2, /* access diag ext data field only */
+};
+
+struct bfi_sfp_req_s {
+ struct bfi_mhdr_s mh;
+ u8 memtype;
+ u8 rsvd[3];
+ struct bfi_alen_s alen;
+};
+
+struct bfi_sfp_rsp_s {
+ struct bfi_mhdr_s mh;
+ u8 status;
+ u8 state;
+ u8 rsvd[2];
+};
+
+/*
+ * FLASH module specific
+ */
+enum bfi_flash_h2i_msgs {
+ BFI_FLASH_H2I_QUERY_REQ = 1,
+ BFI_FLASH_H2I_ERASE_REQ = 2,
+ BFI_FLASH_H2I_WRITE_REQ = 3,
+ BFI_FLASH_H2I_READ_REQ = 4,
+ BFI_FLASH_H2I_BOOT_VER_REQ = 5,
+};
+
+enum bfi_flash_i2h_msgs {
+ BFI_FLASH_I2H_QUERY_RSP = BFA_I2HM(1),
+ BFI_FLASH_I2H_ERASE_RSP = BFA_I2HM(2),
+ BFI_FLASH_I2H_WRITE_RSP = BFA_I2HM(3),
+ BFI_FLASH_I2H_READ_RSP = BFA_I2HM(4),
+ BFI_FLASH_I2H_BOOT_VER_RSP = BFA_I2HM(5),
+ BFI_FLASH_I2H_EVENT = BFA_I2HM(127),
+};
+
+/*
+ * Flash query request
+ */
+struct bfi_flash_query_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ struct bfi_alen_s alen;
+};
+
+/*
+ * Flash erase request
+ */
+struct bfi_flash_erase_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 rsv[3];
+};
+
+/*
+ * Flash write request
+ */
+struct bfi_flash_write_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ struct bfi_alen_s alen;
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 last;
+ u8 rsv[2];
+ u32 offset;
+ u32 length;
+};
+
+/*
+ * Flash read request
+ */
+struct bfi_flash_read_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 rsv[3];
+ u32 offset;
+ u32 length;
+ struct bfi_alen_s alen;
+};
+
+/*
+ * Flash query response
+ */
+struct bfi_flash_query_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 status;
+};
+
+/*
+ * Flash read response
+ */
+struct bfi_flash_read_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 rsv[3];
+ u32 status;
+ u32 length;
+};
+
+/*
+ * Flash write response
+ */
+struct bfi_flash_write_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 rsv[3];
+ u32 status;
+ u32 length;
+};
+
+/*
+ * Flash erase response
+ */
+struct bfi_flash_erase_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 type; /* partition type */
+ u8 instance; /* partition instance */
+ u8 rsv[3];
+ u32 status;
+};
+
+/*
+ * Flash event notification
+ */
+struct bfi_flash_event_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ bfa_status_t status;
+ u32 param;
+};
+
+/*
+ *----------------------------------------------------------------------
+ * DIAG
+ *----------------------------------------------------------------------
+ */
+enum bfi_diag_h2i {
+ BFI_DIAG_H2I_PORTBEACON = 1,
+ BFI_DIAG_H2I_LOOPBACK = 2,
+ BFI_DIAG_H2I_FWPING = 3,
+ BFI_DIAG_H2I_TEMPSENSOR = 4,
+ BFI_DIAG_H2I_LEDTEST = 5,
+ BFI_DIAG_H2I_QTEST = 6,
+ BFI_DIAG_H2I_DPORT = 7,
+};
+
+enum bfi_diag_i2h {
+ BFI_DIAG_I2H_PORTBEACON = BFA_I2HM(BFI_DIAG_H2I_PORTBEACON),
+ BFI_DIAG_I2H_LOOPBACK = BFA_I2HM(BFI_DIAG_H2I_LOOPBACK),
+ BFI_DIAG_I2H_FWPING = BFA_I2HM(BFI_DIAG_H2I_FWPING),
+ BFI_DIAG_I2H_TEMPSENSOR = BFA_I2HM(BFI_DIAG_H2I_TEMPSENSOR),
+ BFI_DIAG_I2H_LEDTEST = BFA_I2HM(BFI_DIAG_H2I_LEDTEST),
+ BFI_DIAG_I2H_QTEST = BFA_I2HM(BFI_DIAG_H2I_QTEST),
+ BFI_DIAG_I2H_DPORT = BFA_I2HM(BFI_DIAG_H2I_DPORT),
+ BFI_DIAG_I2H_DPORT_SCN = BFA_I2HM(8),
+};
+
+#define BFI_DIAG_MAX_SGES 2
+#define BFI_DIAG_DMA_BUF_SZ (2 * 1024)
+#define BFI_BOOT_MEMTEST_RES_ADDR 0x900
+#define BFI_BOOT_MEMTEST_RES_SIG 0xA0A1A2A3
+
+struct bfi_diag_lb_req_s {
+ struct bfi_mhdr_s mh;
+ u32 loopcnt;
+ u32 pattern;
+ u8 lb_mode; /*!< bfa_port_opmode_t */
+ u8 speed; /*!< bfa_port_speed_t */
+ u8 rsvd[2];
+};
+
+struct bfi_diag_lb_rsp_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ struct bfa_diag_loopback_result_s res; /* 16 bytes */
+};
+
+struct bfi_diag_fwping_req_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ struct bfi_alen_s alen; /* 12 bytes */
+ u32 data; /* user input data pattern */
+ u32 count; /* user input dma count */
+ u8 qtag; /* track CPE vc */
+ u8 rsv[3];
+};
+
+struct bfi_diag_fwping_rsp_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ u32 data; /* user input data pattern */
+ u8 qtag; /* track CPE vc */
+ u8 dma_status; /* dma status */
+ u8 rsv[2];
+};
+
+/*
+ * Temperature Sensor
+ */
+struct bfi_diag_ts_req_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ u16 temp; /* 10-bit A/D value */
+ u16 brd_temp; /* 9-bit board temp */
+ u8 status;
+ u8 ts_junc; /* show junction tempsensor */
+ u8 ts_brd; /* show board tempsensor */
+ u8 rsv;
+};
+#define bfi_diag_ts_rsp_t struct bfi_diag_ts_req_s
+
+struct bfi_diag_ledtest_req_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ u8 cmd;
+ u8 color;
+ u8 portid;
+ u8 led; /* bitmap of LEDs to be tested */
+ u16 freq; /* no. of blinks every 10 secs */
+ u8 rsv[2];
+};
+
+/* notify host led operation is done */
+struct bfi_diag_ledtest_rsp_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+};
+
+struct bfi_diag_portbeacon_req_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ u32 period; /* beaconing period */
+ u8 beacon; /* 1: beacon on */
+ u8 rsvd[3];
+};
+
+/* notify host the beacon is off */
+struct bfi_diag_portbeacon_rsp_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+};
+
+struct bfi_diag_qtest_req_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ u32 data[BFI_LMSG_PL_WSZ]; /* fill up tcm prefetch area */
+};
+#define bfi_diag_qtest_rsp_t struct bfi_diag_qtest_req_s
+
+/*
+ * D-port test
+ */
+enum bfi_dport_req {
+ BFI_DPORT_DISABLE = 0, /* disable dport request */
+ BFI_DPORT_ENABLE = 1, /* enable dport request */
+ BFI_DPORT_START = 2, /* start dport request */
+ BFI_DPORT_SHOW = 3, /* show dport request */
+ BFI_DPORT_DYN_DISABLE = 4, /* disable dynamic dport request */
+};
+
+enum bfi_dport_scn {
+ BFI_DPORT_SCN_TESTSTART = 1,
+ BFI_DPORT_SCN_TESTCOMP = 2,
+ BFI_DPORT_SCN_SFP_REMOVED = 3,
+ BFI_DPORT_SCN_DDPORT_ENABLE = 4,
+ BFI_DPORT_SCN_DDPORT_DISABLE = 5,
+ BFI_DPORT_SCN_FCPORT_DISABLE = 6,
+ BFI_DPORT_SCN_SUBTESTSTART = 7,
+ BFI_DPORT_SCN_TESTSKIP = 8,
+ BFI_DPORT_SCN_DDPORT_DISABLED = 9,
+};
+
+struct bfi_diag_dport_req_s {
+ struct bfi_mhdr_s mh; /* 4 bytes */
+ u8 req; /* request 1: enable 0: disable */
+ u8 rsvd[3];
+ u32 lpcnt;
+ u32 payload;
+};
+
+struct bfi_diag_dport_rsp_s {
+ struct bfi_mhdr_s mh; /* header 4 bytes */
+ bfa_status_t status; /* reply status */
+ wwn_t pwwn; /* switch port wwn. 8 bytes */
+ wwn_t nwwn; /* switch node wwn. 8 bytes */
+};
+
+struct bfi_diag_dport_scn_teststart_s {
+ wwn_t pwwn; /* switch port wwn. 8 bytes */
+ wwn_t nwwn; /* switch node wwn. 8 bytes */
+ u8 type; /* bfa_diag_dport_test_type_e */
+ u8 mode; /* bfa_diag_dport_test_opmode */
+ u8 rsvd[2];
+ u32 numfrm; /* from switch uint in 1M */
+};
+
+struct bfi_diag_dport_scn_testcomp_s {
+ u8 status; /* bfa_diag_dport_test_status_e */
+ u8 speed; /* bfa_port_speed_t */
+ u16 numbuffer; /* from switch */
+ u8 subtest_status[DPORT_TEST_MAX]; /* 4 bytes */
+ u32 latency; /* from switch */
+ u32 distance; /* from swtich unit in meters */
+ /* Buffers required to saturate the link */
+ u16 frm_sz; /* from switch for buf_reqd */
+ u8 rsvd[2];
+};
+
+struct bfi_diag_dport_scn_s { /* max size == RDS_RMESZ */
+ struct bfi_mhdr_s mh; /* header 4 bytes */
+ u8 state; /* new state */
+ u8 rsvd[3];
+ union {
+ struct bfi_diag_dport_scn_teststart_s teststart;
+ struct bfi_diag_dport_scn_testcomp_s testcomp;
+ } info;
+};
+
+union bfi_diag_dport_msg_u {
+ struct bfi_diag_dport_req_s req;
+ struct bfi_diag_dport_rsp_s rsp;
+ struct bfi_diag_dport_scn_s scn;
+};
+
+/*
+ * PHY module specific
+ */
+enum bfi_phy_h2i_msgs_e {
+ BFI_PHY_H2I_QUERY_REQ = 1,
+ BFI_PHY_H2I_STATS_REQ = 2,
+ BFI_PHY_H2I_WRITE_REQ = 3,
+ BFI_PHY_H2I_READ_REQ = 4,
+};
+
+enum bfi_phy_i2h_msgs_e {
+ BFI_PHY_I2H_QUERY_RSP = BFA_I2HM(1),
+ BFI_PHY_I2H_STATS_RSP = BFA_I2HM(2),
+ BFI_PHY_I2H_WRITE_RSP = BFA_I2HM(3),
+ BFI_PHY_I2H_READ_RSP = BFA_I2HM(4),
+};
+
+/*
+ * External PHY query request
+ */
+struct bfi_phy_query_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 instance;
+ u8 rsv[3];
+ struct bfi_alen_s alen;
+};
+
+/*
+ * External PHY stats request
+ */
+struct bfi_phy_stats_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 instance;
+ u8 rsv[3];
+ struct bfi_alen_s alen;
+};
+
+/*
+ * External PHY write request
+ */
+struct bfi_phy_write_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 instance;
+ u8 last;
+ u8 rsv[2];
+ u32 offset;
+ u32 length;
+ struct bfi_alen_s alen;
+};
+
+/*
+ * External PHY read request
+ */
+struct bfi_phy_read_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 instance;
+ u8 rsv[3];
+ u32 offset;
+ u32 length;
+ struct bfi_alen_s alen;
+};
+
+/*
+ * External PHY query response
+ */
+struct bfi_phy_query_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 status;
+};
+
+/*
+ * External PHY stats response
+ */
+struct bfi_phy_stats_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 status;
+};
+
+/*
+ * External PHY read response
+ */
+struct bfi_phy_read_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 status;
+ u32 length;
+};
+
+/*
+ * External PHY write response
+ */
+struct bfi_phy_write_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 status;
+ u32 length;
+};
+
+enum bfi_fru_h2i_msgs {
+ BFI_FRUVPD_H2I_WRITE_REQ = 1,
+ BFI_FRUVPD_H2I_READ_REQ = 2,
+ BFI_TFRU_H2I_WRITE_REQ = 3,
+ BFI_TFRU_H2I_READ_REQ = 4,
+};
+
+enum bfi_fru_i2h_msgs {
+ BFI_FRUVPD_I2H_WRITE_RSP = BFA_I2HM(1),
+ BFI_FRUVPD_I2H_READ_RSP = BFA_I2HM(2),
+ BFI_TFRU_I2H_WRITE_RSP = BFA_I2HM(3),
+ BFI_TFRU_I2H_READ_RSP = BFA_I2HM(4),
+};
+
+/*
+ * FRU write request
+ */
+struct bfi_fru_write_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 last;
+ u8 rsv_1[3];
+ u8 trfr_cmpl;
+ u8 rsv_2[3];
+ u32 offset;
+ u32 length;
+ struct bfi_alen_s alen;
+};
+
+/*
+ * FRU read request
+ */
+struct bfi_fru_read_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 offset;
+ u32 length;
+ struct bfi_alen_s alen;
+};
+
+/*
+ * FRU response
+ */
+struct bfi_fru_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u32 status;
+ u32 length;
+};
+#pragma pack()
+
+#endif /* __BFI_H__ */
diff --git a/drivers/scsi/bfa/bfi_ms.h b/drivers/scsi/bfa/bfi_ms.h
new file mode 100644
index 0000000..ccbd9e3
--- /dev/null
+++ b/drivers/scsi/bfa/bfi_ms.h
@@ -0,0 +1,879 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_MS_H__
+#define __BFI_MS_H__
+
+#include "bfi.h"
+#include "bfa_fc.h"
+#include "bfa_defs_svc.h"
+
+#pragma pack(1)
+
+enum bfi_iocfc_h2i_msgs {
+ BFI_IOCFC_H2I_CFG_REQ = 1,
+ BFI_IOCFC_H2I_SET_INTR_REQ = 2,
+ BFI_IOCFC_H2I_UPDATEQ_REQ = 3,
+ BFI_IOCFC_H2I_FAA_QUERY_REQ = 4,
+ BFI_IOCFC_H2I_ADDR_REQ = 5,
+};
+
+enum bfi_iocfc_i2h_msgs {
+ BFI_IOCFC_I2H_CFG_REPLY = BFA_I2HM(1),
+ BFI_IOCFC_I2H_UPDATEQ_RSP = BFA_I2HM(3),
+ BFI_IOCFC_I2H_FAA_QUERY_RSP = BFA_I2HM(4),
+ BFI_IOCFC_I2H_ADDR_MSG = BFA_I2HM(5),
+};
+
+struct bfi_iocfc_cfg_s {
+ u8 num_cqs; /* Number of CQs to be used */
+ u8 sense_buf_len; /* SCSI sense length */
+ u16 rsvd_1;
+ u32 endian_sig; /* endian signature of host */
+ u8 rsvd_2;
+ u8 single_msix_vec;
+ u8 rsvd[2];
+ __be16 num_ioim_reqs;
+ __be16 num_fwtio_reqs;
+
+
+ /*
+ * Request and response circular queue base addresses, size and
+ * shadow index pointers.
+ */
+ union bfi_addr_u req_cq_ba[BFI_IOC_MAX_CQS];
+ union bfi_addr_u req_shadow_ci[BFI_IOC_MAX_CQS];
+ __be16 req_cq_elems[BFI_IOC_MAX_CQS];
+ union bfi_addr_u rsp_cq_ba[BFI_IOC_MAX_CQS];
+ union bfi_addr_u rsp_shadow_pi[BFI_IOC_MAX_CQS];
+ __be16 rsp_cq_elems[BFI_IOC_MAX_CQS];
+
+ union bfi_addr_u stats_addr; /* DMA-able address for stats */
+ union bfi_addr_u cfgrsp_addr; /* config response dma address */
+ union bfi_addr_u ioim_snsbase[BFI_IOIM_SNSBUF_SEGS];
+ /* IO sense buf base addr segments */
+ struct bfa_iocfc_intr_attr_s intr_attr; /* IOC interrupt attributes */
+};
+
+/*
+ * Boot target wwn information for this port. This contains either the stored
+ * or discovered boot target port wwns for the port.
+ */
+struct bfi_iocfc_bootwwns {
+ wwn_t wwn[BFA_BOOT_BOOTLUN_MAX];
+ u8 nwwns;
+ u8 rsvd[7];
+};
+
+/**
+ * Queue configuration response from firmware
+ */
+struct bfi_iocfc_qreg_s {
+ u32 cpe_q_ci_off[BFI_IOC_MAX_CQS];
+ u32 cpe_q_pi_off[BFI_IOC_MAX_CQS];
+ u32 cpe_qctl_off[BFI_IOC_MAX_CQS];
+ u32 rme_q_ci_off[BFI_IOC_MAX_CQS];
+ u32 rme_q_pi_off[BFI_IOC_MAX_CQS];
+ u32 rme_qctl_off[BFI_IOC_MAX_CQS];
+ u8 hw_qid[BFI_IOC_MAX_CQS];
+};
+
+struct bfi_iocfc_cfgrsp_s {
+ struct bfa_iocfc_fwcfg_s fwcfg;
+ struct bfa_iocfc_intr_attr_s intr_attr;
+ struct bfi_iocfc_bootwwns bootwwns;
+ struct bfi_pbc_s pbc_cfg;
+ struct bfi_iocfc_qreg_s qreg;
+};
+
+/*
+ * BFI_IOCFC_H2I_CFG_REQ message
+ */
+struct bfi_iocfc_cfg_req_s {
+ struct bfi_mhdr_s mh;
+ union bfi_addr_u ioc_cfg_dma_addr;
+};
+
+
+/*
+ * BFI_IOCFC_I2H_CFG_REPLY message
+ */
+struct bfi_iocfc_cfg_reply_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 cfg_success; /* cfg reply status */
+ u8 lpu_bm; /* LPUs assigned for this IOC */
+ u8 rsvd[2];
+};
+
+
+/*
+ * BFI_IOCFC_H2I_SET_INTR_REQ message
+ */
+struct bfi_iocfc_set_intr_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 coalesce; /* enable intr coalescing */
+ u8 rsvd[3];
+ __be16 delay; /* delay timer 0..1125us */
+ __be16 latency; /* latency timer 0..225us */
+};
+
+
+/*
+ * BFI_IOCFC_H2I_UPDATEQ_REQ message
+ */
+struct bfi_iocfc_updateq_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u32 reqq_ba; /* reqq base addr */
+ u32 rspq_ba; /* rspq base addr */
+ u32 reqq_sci; /* reqq shadow ci */
+ u32 rspq_spi; /* rspq shadow pi */
+};
+
+
+/*
+ * BFI_IOCFC_I2H_UPDATEQ_RSP message
+ */
+struct bfi_iocfc_updateq_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 status; /* updateq status */
+ u8 rsvd[3];
+};
+
+
+/*
+ * H2I Messages
+ */
+union bfi_iocfc_h2i_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_iocfc_cfg_req_s cfg_req;
+ struct bfi_iocfc_updateq_req_s updateq_req;
+ u32 mboxmsg[BFI_IOC_MSGSZ];
+};
+
+
+/*
+ * I2H Messages
+ */
+union bfi_iocfc_i2h_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_iocfc_cfg_reply_s cfg_reply;
+ struct bfi_iocfc_updateq_rsp_s updateq_rsp;
+ u32 mboxmsg[BFI_IOC_MSGSZ];
+};
+
+/*
+ * BFI_IOCFC_H2I_FAA_ENABLE_REQ BFI_IOCFC_H2I_FAA_DISABLE_REQ message
+ */
+struct bfi_faa_en_dis_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+};
+
+struct bfi_faa_addr_msg_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 rsvd[4];
+ wwn_t pwwn; /* Fabric acquired PWWN */
+ wwn_t nwwn; /* Fabric acquired PWWN */
+};
+
+/*
+ * BFI_IOCFC_H2I_FAA_QUERY_REQ message
+ */
+struct bfi_faa_query_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 faa_status; /* FAA status */
+ u8 addr_source; /* PWWN source */
+ u8 rsvd[2];
+ wwn_t faa; /* Fabric acquired PWWN */
+};
+
+/*
+ * BFI_IOCFC_I2H_FAA_ENABLE_RSP, BFI_IOCFC_I2H_FAA_DISABLE_RSP message
+ */
+struct bfi_faa_en_dis_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 status; /* updateq status */
+ u8 rsvd[3];
+};
+
+/*
+ * BFI_IOCFC_I2H_FAA_QUERY_RSP message
+ */
+#define bfi_faa_query_rsp_t struct bfi_faa_query_s
+
+enum bfi_fcport_h2i {
+ BFI_FCPORT_H2I_ENABLE_REQ = (1),
+ BFI_FCPORT_H2I_DISABLE_REQ = (2),
+ BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ = (3),
+ BFI_FCPORT_H2I_STATS_GET_REQ = (4),
+ BFI_FCPORT_H2I_STATS_CLEAR_REQ = (5),
+};
+
+
+enum bfi_fcport_i2h {
+ BFI_FCPORT_I2H_ENABLE_RSP = BFA_I2HM(1),
+ BFI_FCPORT_I2H_DISABLE_RSP = BFA_I2HM(2),
+ BFI_FCPORT_I2H_SET_SVC_PARAMS_RSP = BFA_I2HM(3),
+ BFI_FCPORT_I2H_STATS_GET_RSP = BFA_I2HM(4),
+ BFI_FCPORT_I2H_STATS_CLEAR_RSP = BFA_I2HM(5),
+ BFI_FCPORT_I2H_EVENT = BFA_I2HM(6),
+ BFI_FCPORT_I2H_TRUNK_SCN = BFA_I2HM(7),
+ BFI_FCPORT_I2H_ENABLE_AEN = BFA_I2HM(8),
+ BFI_FCPORT_I2H_DISABLE_AEN = BFA_I2HM(9),
+};
+
+
+/*
+ * Generic REQ type
+ */
+struct bfi_fcport_req_s {
+ struct bfi_mhdr_s mh; /* msg header */
+ u32 msgtag; /* msgtag for reply */
+};
+
+/*
+ * Generic RSP type
+ */
+struct bfi_fcport_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 status; /* port enable status */
+ u8 rsvd[3];
+ struct bfa_port_cfg_s port_cfg;/* port configuration */
+ u32 msgtag; /* msgtag for reply */
+};
+
+/*
+ * BFI_FCPORT_H2I_ENABLE_REQ
+ */
+struct bfi_fcport_enable_req_s {
+ struct bfi_mhdr_s mh; /* msg header */
+ u32 rsvd1;
+ wwn_t nwwn; /* node wwn of physical port */
+ wwn_t pwwn; /* port wwn of physical port */
+ struct bfa_port_cfg_s port_cfg; /* port configuration */
+ union bfi_addr_u stats_dma_addr; /* DMA address for stats */
+ u32 msgtag; /* msgtag for reply */
+ u8 use_flash_cfg; /* get prot cfg from flash */
+ u8 rsvd2[3];
+};
+
+/*
+ * BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ
+ */
+struct bfi_fcport_set_svc_params_req_s {
+ struct bfi_mhdr_s mh; /* msg header */
+ __be16 tx_bbcredit; /* Tx credits */
+ u8 rsvd[2];
+};
+
+/*
+ * BFI_FCPORT_I2H_EVENT
+ */
+struct bfi_fcport_event_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ struct bfa_port_link_s link_state;
+};
+
+/*
+ * BFI_FCPORT_I2H_TRUNK_SCN
+ */
+struct bfi_fcport_trunk_link_s {
+ wwn_t trunk_wwn;
+ u8 fctl; /* bfa_trunk_link_fctl_t */
+ u8 state; /* bfa_trunk_link_state_t */
+ u8 speed; /* bfa_port_speed_t */
+ u8 rsvd;
+ __be32 deskew;
+};
+
+#define BFI_FCPORT_MAX_LINKS 2
+struct bfi_fcport_trunk_scn_s {
+ struct bfi_mhdr_s mh;
+ u8 trunk_state; /* bfa_trunk_state_t */
+ u8 trunk_speed; /* bfa_port_speed_t */
+ u8 rsvd_a[2];
+ struct bfi_fcport_trunk_link_s tlink[BFI_FCPORT_MAX_LINKS];
+};
+
+/*
+ * fcport H2I message
+ */
+union bfi_fcport_h2i_msg_u {
+ struct bfi_mhdr_s *mhdr;
+ struct bfi_fcport_enable_req_s *penable;
+ struct bfi_fcport_req_s *pdisable;
+ struct bfi_fcport_set_svc_params_req_s *psetsvcparams;
+ struct bfi_fcport_req_s *pstatsget;
+ struct bfi_fcport_req_s *pstatsclear;
+};
+
+/*
+ * fcport I2H message
+ */
+union bfi_fcport_i2h_msg_u {
+ struct bfi_msg_s *msg;
+ struct bfi_fcport_rsp_s *penable_rsp;
+ struct bfi_fcport_rsp_s *pdisable_rsp;
+ struct bfi_fcport_rsp_s *psetsvcparams_rsp;
+ struct bfi_fcport_rsp_s *pstatsget_rsp;
+ struct bfi_fcport_rsp_s *pstatsclear_rsp;
+ struct bfi_fcport_event_s *event;
+ struct bfi_fcport_trunk_scn_s *trunk_scn;
+};
+
+enum bfi_fcxp_h2i {
+ BFI_FCXP_H2I_SEND_REQ = 1,
+};
+
+enum bfi_fcxp_i2h {
+ BFI_FCXP_I2H_SEND_RSP = BFA_I2HM(1),
+};
+
+#define BFA_FCXP_MAX_SGES 2
+
+/*
+ * FCXP send request structure
+ */
+struct bfi_fcxp_send_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 fcxp_tag; /* driver request tag */
+ __be16 max_frmsz; /* max send frame size */
+ __be16 vf_id; /* vsan tag if applicable */
+ u16 rport_fw_hndl; /* FW Handle for the remote port */
+ u8 class; /* FC class used for req/rsp */
+ u8 rsp_timeout; /* timeout in secs, 0-no response */
+ u8 cts; /* continue sequence */
+ u8 lp_fwtag; /* lport tag */
+ struct fchs_s fchs; /* request FC header structure */
+ __be32 req_len; /* request payload length */
+ __be32 rsp_maxlen; /* max response length expected */
+ struct bfi_alen_s req_alen; /* request buffer */
+ struct bfi_alen_s rsp_alen; /* response buffer */
+};
+
+/*
+ * FCXP send response structure
+ */
+struct bfi_fcxp_send_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 fcxp_tag; /* send request tag */
+ u8 req_status; /* request status */
+ u8 rsvd;
+ __be32 rsp_len; /* actual response length */
+ __be32 residue_len; /* residual response length */
+ struct fchs_s fchs; /* response FC header structure */
+};
+
+enum bfi_uf_h2i {
+ BFI_UF_H2I_BUF_POST = 1,
+};
+
+enum bfi_uf_i2h {
+ BFI_UF_I2H_FRM_RCVD = BFA_I2HM(1),
+};
+
+#define BFA_UF_MAX_SGES 2
+
+struct bfi_uf_buf_post_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u16 buf_tag; /* buffer tag */
+ __be16 buf_len; /* total buffer length */
+ struct bfi_alen_s alen; /* buffer address/len pair */
+};
+
+struct bfi_uf_frm_rcvd_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u16 buf_tag; /* buffer tag */
+ u16 rsvd;
+ u16 frm_len; /* received frame length */
+ u16 xfr_len; /* tranferred length */
+};
+
+enum bfi_lps_h2i_msgs {
+ BFI_LPS_H2I_LOGIN_REQ = 1,
+ BFI_LPS_H2I_LOGOUT_REQ = 2,
+ BFI_LPS_H2I_N2N_PID_REQ = 3,
+};
+
+enum bfi_lps_i2h_msgs {
+ BFI_LPS_I2H_LOGIN_RSP = BFA_I2HM(1),
+ BFI_LPS_I2H_LOGOUT_RSP = BFA_I2HM(2),
+ BFI_LPS_I2H_CVL_EVENT = BFA_I2HM(3),
+};
+
+struct bfi_lps_login_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 bfa_tag;
+ u8 alpa;
+ __be16 pdu_size;
+ wwn_t pwwn;
+ wwn_t nwwn;
+ u8 fdisc;
+ u8 auth_en;
+ u8 lps_role;
+ u8 bb_scn;
+ u32 vvl_flag;
+};
+
+struct bfi_lps_login_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 fw_tag;
+ u8 status;
+ u8 lsrjt_rsn;
+ u8 lsrjt_expl;
+ wwn_t port_name;
+ wwn_t node_name;
+ __be16 bb_credit;
+ u8 f_port;
+ u8 npiv_en;
+ u32 lp_pid:24;
+ u32 auth_req:8;
+ mac_t lp_mac;
+ mac_t fcf_mac;
+ u8 ext_status;
+ u8 brcd_switch; /* attached peer is brcd switch */
+ u8 bfa_tag;
+ u8 rsvd;
+};
+
+struct bfi_lps_logout_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 fw_tag;
+ u8 rsvd[3];
+ wwn_t port_name;
+};
+
+struct bfi_lps_logout_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 bfa_tag;
+ u8 status;
+ u8 rsvd[2];
+};
+
+struct bfi_lps_cvl_event_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 bfa_tag;
+ u8 rsvd[3];
+};
+
+struct bfi_lps_n2n_pid_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 fw_tag;
+ u32 lp_pid:24;
+};
+
+union bfi_lps_h2i_msg_u {
+ struct bfi_mhdr_s *msg;
+ struct bfi_lps_login_req_s *login_req;
+ struct bfi_lps_logout_req_s *logout_req;
+ struct bfi_lps_n2n_pid_req_s *n2n_pid_req;
+};
+
+union bfi_lps_i2h_msg_u {
+ struct bfi_msg_s *msg;
+ struct bfi_lps_login_rsp_s *login_rsp;
+ struct bfi_lps_logout_rsp_s *logout_rsp;
+ struct bfi_lps_cvl_event_s *cvl_event;
+};
+
+enum bfi_rport_h2i_msgs {
+ BFI_RPORT_H2I_CREATE_REQ = 1,
+ BFI_RPORT_H2I_DELETE_REQ = 2,
+ BFI_RPORT_H2I_SET_SPEED_REQ = 3,
+};
+
+enum bfi_rport_i2h_msgs {
+ BFI_RPORT_I2H_CREATE_RSP = BFA_I2HM(1),
+ BFI_RPORT_I2H_DELETE_RSP = BFA_I2HM(2),
+ BFI_RPORT_I2H_QOS_SCN = BFA_I2HM(3),
+ BFI_RPORT_I2H_LIP_SCN_ONLINE = BFA_I2HM(4),
+ BFI_RPORT_I2H_LIP_SCN_OFFLINE = BFA_I2HM(5),
+ BFI_RPORT_I2H_NO_DEV = BFA_I2HM(6),
+};
+
+struct bfi_rport_create_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 bfa_handle; /* host rport handle */
+ __be16 max_frmsz; /* max rcv pdu size */
+ u32 pid:24, /* remote port ID */
+ lp_fwtag:8; /* local port tag */
+ u32 local_pid:24, /* local port ID */
+ cisc:8;
+ u8 fc_class; /* supported FC classes */
+ u8 vf_en; /* virtual fabric enable */
+ u16 vf_id; /* virtual fabric ID */
+};
+
+struct bfi_rport_create_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 status; /* rport creation status */
+ u8 rsvd[3];
+ u16 bfa_handle; /* host rport handle */
+ u16 fw_handle; /* firmware rport handle */
+ struct bfa_rport_qos_attr_s qos_attr; /* QoS Attributes */
+};
+
+struct bfa_rport_speed_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 fw_handle; /* firmware rport handle */
+ u8 speed; /* rport's speed via RPSC */
+ u8 rsvd;
+};
+
+struct bfi_rport_delete_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 fw_handle; /* firmware rport handle */
+ u16 rsvd;
+};
+
+struct bfi_rport_delete_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 bfa_handle; /* host rport handle */
+ u8 status; /* rport deletion status */
+ u8 rsvd;
+};
+
+struct bfi_rport_qos_scn_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 bfa_handle; /* host rport handle */
+ u16 rsvd;
+ struct bfa_rport_qos_attr_s old_qos_attr; /* Old QoS Attributes */
+ struct bfa_rport_qos_attr_s new_qos_attr; /* New QoS Attributes */
+};
+
+struct bfi_rport_lip_scn_s {
+ struct bfi_mhdr_s mh; /*!< common msg header */
+ u16 bfa_handle; /*!< host rport handle */
+ u8 status; /*!< scn online status */
+ u8 rsvd;
+ struct bfa_fcport_loop_info_s loop_info;
+};
+
+union bfi_rport_h2i_msg_u {
+ struct bfi_msg_s *msg;
+ struct bfi_rport_create_req_s *create_req;
+ struct bfi_rport_delete_req_s *delete_req;
+ struct bfi_rport_speed_req_s *speed_req;
+};
+
+union bfi_rport_i2h_msg_u {
+ struct bfi_msg_s *msg;
+ struct bfi_rport_create_rsp_s *create_rsp;
+ struct bfi_rport_delete_rsp_s *delete_rsp;
+ struct bfi_rport_qos_scn_s *qos_scn_evt;
+ struct bfi_rport_lip_scn_s *lip_scn;
+};
+
+/*
+ * Initiator mode I-T nexus interface defines.
+ */
+
+enum bfi_itn_h2i {
+ BFI_ITN_H2I_CREATE_REQ = 1, /* i-t nexus creation */
+ BFI_ITN_H2I_DELETE_REQ = 2, /* i-t nexus deletion */
+};
+
+enum bfi_itn_i2h {
+ BFI_ITN_I2H_CREATE_RSP = BFA_I2HM(1),
+ BFI_ITN_I2H_DELETE_RSP = BFA_I2HM(2),
+ BFI_ITN_I2H_SLER_EVENT = BFA_I2HM(3),
+};
+
+struct bfi_itn_create_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 fw_handle; /* f/w handle for itnim */
+ u8 class; /* FC class for IO */
+ u8 seq_rec; /* sequence recovery support */
+ u8 msg_no; /* seq id of the msg */
+ u8 role;
+};
+
+struct bfi_itn_create_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 bfa_handle; /* bfa handle for itnim */
+ u8 status; /* fcp request status */
+ u8 seq_id; /* seq id of the msg */
+};
+
+struct bfi_itn_delete_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 fw_handle; /* f/w itnim handle */
+ u8 seq_id; /* seq id of the msg */
+ u8 rsvd;
+};
+
+struct bfi_itn_delete_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 bfa_handle; /* bfa handle for itnim */
+ u8 status; /* fcp request status */
+ u8 seq_id; /* seq id of the msg */
+};
+
+struct bfi_itn_sler_event_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u16 bfa_handle; /* bfa handle for itnim */
+ u16 rsvd;
+};
+
+union bfi_itn_h2i_msg_u {
+ struct bfi_itn_create_req_s *create_req;
+ struct bfi_itn_delete_req_s *delete_req;
+ struct bfi_msg_s *msg;
+};
+
+union bfi_itn_i2h_msg_u {
+ struct bfi_itn_create_rsp_s *create_rsp;
+ struct bfi_itn_delete_rsp_s *delete_rsp;
+ struct bfi_itn_sler_event_s *sler_event;
+ struct bfi_msg_s *msg;
+};
+
+/*
+ * Initiator mode IO interface defines.
+ */
+
+enum bfi_ioim_h2i {
+ BFI_IOIM_H2I_IOABORT_REQ = 1, /* IO abort request */
+ BFI_IOIM_H2I_IOCLEANUP_REQ = 2, /* IO cleanup request */
+};
+
+enum bfi_ioim_i2h {
+ BFI_IOIM_I2H_IO_RSP = BFA_I2HM(1), /* non-fp IO response */
+ BFI_IOIM_I2H_IOABORT_RSP = BFA_I2HM(2), /* ABORT rsp */
+};
+
+/*
+ * IO command DIF info
+ */
+struct bfi_ioim_dif_s {
+ u32 dif_info[4];
+};
+
+/*
+ * FCP IO messages overview
+ *
+ * @note
+ * - Max CDB length supported is 64 bytes.
+ * - SCSI Linked commands and SCSI bi-directional Commands not
+ * supported.
+ *
+ */
+struct bfi_ioim_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 io_tag; /* I/O tag */
+ u16 rport_hdl; /* itnim/rport firmware handle */
+ struct fcp_cmnd_s cmnd; /* IO request info */
+
+ /*
+ * SG elements array within the IO request must be double word
+ * aligned. This alignment is required to optimize SGM setup for the IO.
+ */
+ struct bfi_sge_s sges[BFI_SGE_INLINE_MAX];
+ u8 io_timeout;
+ u8 dif_en;
+ u8 rsvd_a[2];
+ struct bfi_ioim_dif_s dif;
+};
+
+/*
+ * This table shows various IO status codes from firmware and their
+ * meaning. Host driver can use these status codes to further process
+ * IO completions.
+ *
+ * BFI_IOIM_STS_OK : IO completed with error free SCSI &
+ * transport status.
+ * io-tag can be reused.
+ *
+ * BFA_IOIM_STS_SCSI_ERR : IO completed with scsi error.
+ * - io-tag can be reused.
+ *
+ * BFI_IOIM_STS_HOST_ABORTED : IO was aborted successfully due to
+ * host request.
+ * - io-tag cannot be reused yet.
+ *
+ * BFI_IOIM_STS_ABORTED : IO was aborted successfully
+ * internally by f/w.
+ * - io-tag cannot be reused yet.
+ *
+ * BFI_IOIM_STS_TIMEDOUT : IO timedout and ABTS/RRQ is happening
+ * in the firmware and
+ * - io-tag cannot be reused yet.
+ *
+ * BFI_IOIM_STS_SQER_NEEDED : Firmware could not recover the IO
+ * with sequence level error
+ * logic and hence host needs to retry
+ * this IO with a different IO tag
+ * - io-tag cannot be used yet.
+ *
+ * BFI_IOIM_STS_NEXUS_ABORT : Second Level Error Recovery from host
+ * is required because 2 consecutive ABTS
+ * timedout and host needs logout and
+ * re-login with the target
+ * - io-tag cannot be used yet.
+ *
+ * BFI_IOIM_STS_UNDERRUN : IO completed with SCSI status good,
+ * but the data tranferred is less than
+ * the fcp data length in the command.
+ * ex. SCSI INQUIRY where transferred
+ * data length and residue count in FCP
+ * response accounts for total fcp-dl
+ * - io-tag can be reused.
+ *
+ * BFI_IOIM_STS_OVERRUN : IO completed with SCSI status good,
+ * but the data transerred is more than
+ * fcp data length in the command. ex.
+ * TAPE IOs where blocks can of unequal
+ * lengths.
+ * - io-tag can be reused.
+ *
+ * BFI_IOIM_STS_RES_FREE : Firmware has completed using io-tag
+ * during abort process
+ * - io-tag can be reused.
+ *
+ * BFI_IOIM_STS_PROTO_ERR : Firmware detected a protocol error.
+ * ex target sent more data than
+ * requested, or there was data frame
+ * loss and other reasons
+ * - io-tag cannot be used yet.
+ *
+ * BFI_IOIM_STS_DIF_ERR : Firwmare detected DIF error. ex: DIF
+ * CRC err or Ref Tag err or App tag err.
+ * - io-tag can be reused.
+ *
+ * BFA_IOIM_STS_TSK_MGT_ABORT : IO was aborted because of Task
+ * Management command from the host
+ * - io-tag can be reused.
+ *
+ * BFI_IOIM_STS_UTAG : Firmware does not know about this
+ * io_tag.
+ * - io-tag can be reused.
+ */
+enum bfi_ioim_status {
+ BFI_IOIM_STS_OK = 0,
+ BFI_IOIM_STS_HOST_ABORTED = 1,
+ BFI_IOIM_STS_ABORTED = 2,
+ BFI_IOIM_STS_TIMEDOUT = 3,
+ BFI_IOIM_STS_RES_FREE = 4,
+ BFI_IOIM_STS_SQER_NEEDED = 5,
+ BFI_IOIM_STS_PROTO_ERR = 6,
+ BFI_IOIM_STS_UTAG = 7,
+ BFI_IOIM_STS_PATHTOV = 8,
+};
+
+/*
+ * I/O response message
+ */
+struct bfi_ioim_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ __be16 io_tag; /* completed IO tag */
+ u16 bfa_rport_hndl; /* releated rport handle */
+ u8 io_status; /* IO completion status */
+ u8 reuse_io_tag; /* IO tag can be reused */
+ u16 abort_tag; /* host abort request tag */
+ u8 scsi_status; /* scsi status from target */
+ u8 sns_len; /* scsi sense length */
+ u8 resid_flags; /* IO residue flags */
+ u8 rsvd_a;
+ __be32 residue; /* IO residual length in bytes */
+ u32 rsvd_b[3];
+};
+
+struct bfi_ioim_abort_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 io_tag; /* I/O tag */
+ u16 abort_tag; /* unique request tag */
+};
+
+/*
+ * Initiator mode task management command interface defines.
+ */
+
+enum bfi_tskim_h2i {
+ BFI_TSKIM_H2I_TM_REQ = 1, /* task-mgmt command */
+ BFI_TSKIM_H2I_ABORT_REQ = 2, /* task-mgmt command */
+};
+
+enum bfi_tskim_i2h {
+ BFI_TSKIM_I2H_TM_RSP = BFA_I2HM(1),
+};
+
+struct bfi_tskim_req_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 tsk_tag; /* task management tag */
+ u16 itn_fhdl; /* itn firmware handle */
+ struct scsi_lun lun; /* LU number */
+ u8 tm_flags; /* see enum fcp_tm_cmnd */
+ u8 t_secs; /* Timeout value in seconds */
+ u8 rsvd[2];
+};
+
+struct bfi_tskim_abortreq_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 tsk_tag; /* task management tag */
+ u16 rsvd;
+};
+
+enum bfi_tskim_status {
+ /*
+ * Following are FCP-4 spec defined status codes,
+ * **DO NOT CHANGE THEM **
+ */
+ BFI_TSKIM_STS_OK = 0,
+ BFI_TSKIM_STS_NOT_SUPP = 4,
+ BFI_TSKIM_STS_FAILED = 5,
+
+ /*
+ * Defined by BFA
+ */
+ BFI_TSKIM_STS_TIMEOUT = 10, /* TM request timedout */
+ BFI_TSKIM_STS_ABORTED = 11, /* Aborted on host request */
+ BFI_TSKIM_STS_UTAG = 12, /* unknown tag for request */
+};
+
+struct bfi_tskim_rsp_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ __be16 tsk_tag; /* task mgmt cmnd tag */
+ u8 tsk_status; /* @ref bfi_tskim_status */
+ u8 rsvd;
+};
+
+#pragma pack()
+
+/*
+ * Crossbow PCI MSI-X vector defines
+ */
+enum {
+ BFI_MSIX_CPE_QMIN_CB = 0,
+ BFI_MSIX_CPE_QMAX_CB = 7,
+ BFI_MSIX_RME_QMIN_CB = 8,
+ BFI_MSIX_RME_QMAX_CB = 15,
+ BFI_MSIX_CB_MAX = 22,
+};
+
+/*
+ * Catapult FC PCI MSI-X vector defines
+ */
+enum {
+ BFI_MSIX_LPU_ERR_CT = 0,
+ BFI_MSIX_CPE_QMIN_CT = 1,
+ BFI_MSIX_CPE_QMAX_CT = 4,
+ BFI_MSIX_RME_QMIN_CT = 5,
+ BFI_MSIX_RME_QMAX_CT = 8,
+ BFI_MSIX_CT_MAX = 9,
+};
+
+#endif /* __BFI_MS_H__ */
diff --git a/drivers/scsi/bfa/bfi_reg.h b/drivers/scsi/bfa/bfi_reg.h
new file mode 100644
index 0000000..fd5b876
--- /dev/null
+++ b/drivers/scsi/bfa/bfi_reg.h
@@ -0,0 +1,460 @@
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014- QLogic Corporation.
+ * All rights reserved
+ * www.qlogic.com
+ *
+ * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfi_reg.h ASIC register defines for all QLogic BR-series adapter ASICs
+ */
+
+#ifndef __BFI_REG_H__
+#define __BFI_REG_H__
+
+#define HOSTFN0_INT_STATUS 0x00014000 /* cb/ct */
+#define HOSTFN1_INT_STATUS 0x00014100 /* cb/ct */
+#define HOSTFN2_INT_STATUS 0x00014300 /* ct */
+#define HOSTFN3_INT_STATUS 0x00014400 /* ct */
+#define HOSTFN0_INT_MSK 0x00014004 /* cb/ct */
+#define HOSTFN1_INT_MSK 0x00014104 /* cb/ct */
+#define HOSTFN2_INT_MSK 0x00014304 /* ct */
+#define HOSTFN3_INT_MSK 0x00014404 /* ct */
+
+#define HOST_PAGE_NUM_FN0 0x00014008 /* cb/ct */
+#define HOST_PAGE_NUM_FN1 0x00014108 /* cb/ct */
+#define HOST_PAGE_NUM_FN2 0x00014308 /* ct */
+#define HOST_PAGE_NUM_FN3 0x00014408 /* ct */
+
+#define APP_PLL_LCLK_CTL_REG 0x00014204 /* cb/ct */
+#define __P_LCLK_PLL_LOCK 0x80000000
+#define __APP_PLL_LCLK_SRAM_USE_100MHZ 0x00100000
+#define __APP_PLL_LCLK_RESET_TIMER_MK 0x000e0000
+#define __APP_PLL_LCLK_RESET_TIMER_SH 17
+#define __APP_PLL_LCLK_RESET_TIMER(_v) ((_v) << __APP_PLL_LCLK_RESET_TIMER_SH)
+#define __APP_PLL_LCLK_LOGIC_SOFT_RESET 0x00010000
+#define __APP_PLL_LCLK_CNTLMT0_1_MK 0x0000c000
+#define __APP_PLL_LCLK_CNTLMT0_1_SH 14
+#define __APP_PLL_LCLK_CNTLMT0_1(_v) ((_v) << __APP_PLL_LCLK_CNTLMT0_1_SH)
+#define __APP_PLL_LCLK_JITLMT0_1_MK 0x00003000
+#define __APP_PLL_LCLK_JITLMT0_1_SH 12
+#define __APP_PLL_LCLK_JITLMT0_1(_v) ((_v) << __APP_PLL_LCLK_JITLMT0_1_SH)
+#define __APP_PLL_LCLK_HREF 0x00000800
+#define __APP_PLL_LCLK_HDIV 0x00000400
+#define __APP_PLL_LCLK_P0_1_MK 0x00000300
+#define __APP_PLL_LCLK_P0_1_SH 8
+#define __APP_PLL_LCLK_P0_1(_v) ((_v) << __APP_PLL_LCLK_P0_1_SH)
+#define __APP_PLL_LCLK_Z0_2_MK 0x000000e0
+#define __APP_PLL_LCLK_Z0_2_SH 5
+#define __APP_PLL_LCLK_Z0_2(_v) ((_v) << __APP_PLL_LCLK_Z0_2_SH)
+#define __APP_PLL_LCLK_RSEL200500 0x00000010
+#define __APP_PLL_LCLK_ENARST 0x00000008
+#define __APP_PLL_LCLK_BYPASS 0x00000004
+#define __APP_PLL_LCLK_LRESETN 0x00000002
+#define __APP_PLL_LCLK_ENABLE 0x00000001
+#define APP_PLL_SCLK_CTL_REG 0x00014208 /* cb/ct */
+#define __P_SCLK_PLL_LOCK 0x80000000
+#define __APP_PLL_SCLK_RESET_TIMER_MK 0x000e0000
+#define __APP_PLL_SCLK_RESET_TIMER_SH 17
+#define __APP_PLL_SCLK_RESET_TIMER(_v) ((_v) << __APP_PLL_SCLK_RESET_TIMER_SH)
+#define __APP_PLL_SCLK_LOGIC_SOFT_RESET 0x00010000
+#define __APP_PLL_SCLK_CNTLMT0_1_MK 0x0000c000
+#define __APP_PLL_SCLK_CNTLMT0_1_SH 14
+#define __APP_PLL_SCLK_CNTLMT0_1(_v) ((_v) << __APP_PLL_SCLK_CNTLMT0_1_SH)
+#define __APP_PLL_SCLK_JITLMT0_1_MK 0x00003000
+#define __APP_PLL_SCLK_JITLMT0_1_SH 12
+#define __APP_PLL_SCLK_JITLMT0_1(_v) ((_v) << __APP_PLL_SCLK_JITLMT0_1_SH)
+#define __APP_PLL_SCLK_HREF 0x00000800
+#define __APP_PLL_SCLK_HDIV 0x00000400
+#define __APP_PLL_SCLK_P0_1_MK 0x00000300
+#define __APP_PLL_SCLK_P0_1_SH 8
+#define __APP_PLL_SCLK_P0_1(_v) ((_v) << __APP_PLL_SCLK_P0_1_SH)
+#define __APP_PLL_SCLK_Z0_2_MK 0x000000e0
+#define __APP_PLL_SCLK_Z0_2_SH 5
+#define __APP_PLL_SCLK_Z0_2(_v) ((_v) << __APP_PLL_SCLK_Z0_2_SH)
+#define __APP_PLL_SCLK_RSEL200500 0x00000010
+#define __APP_PLL_SCLK_ENARST 0x00000008
+#define __APP_PLL_SCLK_BYPASS 0x00000004
+#define __APP_PLL_SCLK_LRESETN 0x00000002
+#define __APP_PLL_SCLK_ENABLE 0x00000001
+#define __ENABLE_MAC_AHB_1 0x00800000 /* ct */
+#define __ENABLE_MAC_AHB_0 0x00400000 /* ct */
+#define __ENABLE_MAC_1 0x00200000 /* ct */
+#define __ENABLE_MAC_0 0x00100000 /* ct */
+
+#define HOST_SEM0_REG 0x00014230 /* cb/ct */
+#define HOST_SEM1_REG 0x00014234 /* cb/ct */
+#define HOST_SEM2_REG 0x00014238 /* cb/ct */
+#define HOST_SEM3_REG 0x0001423c /* cb/ct */
+#define HOST_SEM4_REG 0x00014610 /* cb/ct */
+#define HOST_SEM5_REG 0x00014614 /* cb/ct */
+#define HOST_SEM6_REG 0x00014618 /* cb/ct */
+#define HOST_SEM7_REG 0x0001461c /* cb/ct */
+#define HOST_SEM0_INFO_REG 0x00014240 /* cb/ct */
+#define HOST_SEM1_INFO_REG 0x00014244 /* cb/ct */
+#define HOST_SEM2_INFO_REG 0x00014248 /* cb/ct */
+#define HOST_SEM3_INFO_REG 0x0001424c /* cb/ct */
+#define HOST_SEM4_INFO_REG 0x00014620 /* cb/ct */
+#define HOST_SEM5_INFO_REG 0x00014624 /* cb/ct */
+#define HOST_SEM6_INFO_REG 0x00014628 /* cb/ct */
+#define HOST_SEM7_INFO_REG 0x0001462c /* cb/ct */
+
+#define HOSTFN0_LPU0_CMD_STAT 0x00019000 /* cb/ct */
+#define HOSTFN0_LPU1_CMD_STAT 0x00019004 /* cb/ct */
+#define HOSTFN1_LPU0_CMD_STAT 0x00019010 /* cb/ct */
+#define HOSTFN1_LPU1_CMD_STAT 0x00019014 /* cb/ct */
+#define HOSTFN2_LPU0_CMD_STAT 0x00019150 /* ct */
+#define HOSTFN2_LPU1_CMD_STAT 0x00019154 /* ct */
+#define HOSTFN3_LPU0_CMD_STAT 0x00019160 /* ct */
+#define HOSTFN3_LPU1_CMD_STAT 0x00019164 /* ct */
+#define LPU0_HOSTFN0_CMD_STAT 0x00019008 /* cb/ct */
+#define LPU1_HOSTFN0_CMD_STAT 0x0001900c /* cb/ct */
+#define LPU0_HOSTFN1_CMD_STAT 0x00019018 /* cb/ct */
+#define LPU1_HOSTFN1_CMD_STAT 0x0001901c /* cb/ct */
+#define LPU0_HOSTFN2_CMD_STAT 0x00019158 /* ct */
+#define LPU1_HOSTFN2_CMD_STAT 0x0001915c /* ct */
+#define LPU0_HOSTFN3_CMD_STAT 0x00019168 /* ct */
+#define LPU1_HOSTFN3_CMD_STAT 0x0001916c /* ct */
+
+#define PSS_CTL_REG 0x00018800 /* cb/ct */
+#define __PSS_I2C_CLK_DIV_MK 0x007f0000
+#define __PSS_I2C_CLK_DIV_SH 16
+#define __PSS_I2C_CLK_DIV(_v) ((_v) << __PSS_I2C_CLK_DIV_SH)
+#define __PSS_LMEM_INIT_DONE 0x00001000
+#define __PSS_LMEM_RESET 0x00000200
+#define __PSS_LMEM_INIT_EN 0x00000100
+#define __PSS_LPU1_RESET 0x00000002
+#define __PSS_LPU0_RESET 0x00000001
+#define PSS_ERR_STATUS_REG 0x00018810 /* cb/ct */
+#define ERR_SET_REG 0x00018818 /* cb/ct */
+#define PSS_GPIO_OUT_REG 0x000188c0 /* cb/ct */
+#define __PSS_GPIO_OUT_REG 0x00000fff
+#define PSS_GPIO_OE_REG 0x000188c8 /* cb/ct */
+#define __PSS_GPIO_OE_REG 0x000000ff
+
+#define HOSTFN0_LPU_MBOX0_0 0x00019200 /* cb/ct */
+#define HOSTFN1_LPU_MBOX0_8 0x00019260 /* cb/ct */
+#define LPU_HOSTFN0_MBOX0_0 0x00019280 /* cb/ct */
+#define LPU_HOSTFN1_MBOX0_8 0x000192e0 /* cb/ct */
+#define HOSTFN2_LPU_MBOX0_0 0x00019400 /* ct */
+#define HOSTFN3_LPU_MBOX0_8 0x00019460 /* ct */
+#define LPU_HOSTFN2_MBOX0_0 0x00019480 /* ct */
+#define LPU_HOSTFN3_MBOX0_8 0x000194e0 /* ct */
+
+#define HOST_MSIX_ERR_INDEX_FN0 0x0001400c /* ct */
+#define HOST_MSIX_ERR_INDEX_FN1 0x0001410c /* ct */
+#define HOST_MSIX_ERR_INDEX_FN2 0x0001430c /* ct */
+#define HOST_MSIX_ERR_INDEX_FN3 0x0001440c /* ct */
+
+#define MBIST_CTL_REG 0x00014220 /* ct */
+#define __EDRAM_BISTR_START 0x00000004
+#define MBIST_STAT_REG 0x00014224 /* ct */
+#define ETH_MAC_SER_REG 0x00014288 /* ct */
+#define __APP_EMS_CKBUFAMPIN 0x00000020
+#define __APP_EMS_REFCLKSEL 0x00000010
+#define __APP_EMS_CMLCKSEL 0x00000008
+#define __APP_EMS_REFCKBUFEN2 0x00000004
+#define __APP_EMS_REFCKBUFEN1 0x00000002
+#define __APP_EMS_CHANNEL_SEL 0x00000001
+#define FNC_PERS_REG 0x00014604 /* ct */
+#define __F3_FUNCTION_ACTIVE 0x80000000
+#define __F3_FUNCTION_MODE 0x40000000
+#define __F3_PORT_MAP_MK 0x30000000
+#define __F3_PORT_MAP_SH 28
+#define __F3_PORT_MAP(_v) ((_v) << __F3_PORT_MAP_SH)
+#define __F3_VM_MODE 0x08000000
+#define __F3_INTX_STATUS_MK 0x07000000
+#define __F3_INTX_STATUS_SH 24
+#define __F3_INTX_STATUS(_v) ((_v) << __F3_INTX_STATUS_SH)
+#define __F2_FUNCTION_ACTIVE 0x00800000
+#define __F2_FUNCTION_MODE 0x00400000
+#define __F2_PORT_MAP_MK 0x00300000
+#define __F2_PORT_MAP_SH 20
+#define __F2_PORT_MAP(_v) ((_v) << __F2_PORT_MAP_SH)
+#define __F2_VM_MODE 0x00080000
+#define __F2_INTX_STATUS_MK 0x00070000
+#define __F2_INTX_STATUS_SH 16
+#define __F2_INTX_STATUS(_v) ((_v) << __F2_INTX_STATUS_SH)
+#define __F1_FUNCTION_ACTIVE 0x00008000
+#define __F1_FUNCTION_MODE 0x00004000
+#define __F1_PORT_MAP_MK 0x00003000
+#define __F1_PORT_MAP_SH 12
+#define __F1_PORT_MAP(_v) ((_v) << __F1_PORT_MAP_SH)
+#define __F1_VM_MODE 0x00000800
+#define __F1_INTX_STATUS_MK 0x00000700
+#define __F1_INTX_STATUS_SH 8
+#define __F1_INTX_STATUS(_v) ((_v) << __F1_INTX_STATUS_SH)
+#define __F0_FUNCTION_ACTIVE 0x00000080
+#define __F0_FUNCTION_MODE 0x00000040
+#define __F0_PORT_MAP_MK 0x00000030
+#define __F0_PORT_MAP_SH 4
+#define __F0_PORT_MAP(_v) ((_v) << __F0_PORT_MAP_SH)
+#define __F0_VM_MODE 0x00000008
+#define __F0_INTX_STATUS 0x00000007
+enum {
+ __F0_INTX_STATUS_MSIX = 0x0,
+ __F0_INTX_STATUS_INTA = 0x1,
+ __F0_INTX_STATUS_INTB = 0x2,
+ __F0_INTX_STATUS_INTC = 0x3,
+ __F0_INTX_STATUS_INTD = 0x4,
+};
+
+#define OP_MODE 0x0001460c /* ct */
+#define __APP_ETH_CLK_LOWSPEED 0x00000004
+#define __GLOBAL_CORECLK_HALFSPEED 0x00000002
+#define __GLOBAL_FCOE_MODE 0x00000001
+#define FW_INIT_HALT_P0 0x000191ac /* ct */
+#define __FW_INIT_HALT_P 0x00000001
+#define FW_INIT_HALT_P1 0x000191bc /* ct */
+#define PMM_1T_RESET_REG_P0 0x0002381c /* ct */
+#define __PMM_1T_RESET_P 0x00000001
+#define PMM_1T_RESET_REG_P1 0x00023c1c /* ct */
+
+/**
+ * Catapult-2 specific defines
+ */
+#define CT2_PCI_CPQ_BASE 0x00030000
+#define CT2_PCI_APP_BASE 0x00030100
+#define CT2_PCI_ETH_BASE 0x00030400
+
+/*
+ * APP block registers
+ */
+#define CT2_HOSTFN_INT_STATUS (CT2_PCI_APP_BASE + 0x00)
+#define CT2_HOSTFN_INTR_MASK (CT2_PCI_APP_BASE + 0x04)
+#define CT2_HOSTFN_PERSONALITY0 (CT2_PCI_APP_BASE + 0x08)
+#define __PME_STATUS_ 0x00200000
+#define __PF_VF_BAR_SIZE_MODE__MK 0x00180000
+#define __PF_VF_BAR_SIZE_MODE__SH 19
+#define __PF_VF_BAR_SIZE_MODE_(_v) ((_v) << __PF_VF_BAR_SIZE_MODE__SH)
+#define __FC_LL_PORT_MAP__MK 0x00060000
+#define __FC_LL_PORT_MAP__SH 17
+#define __FC_LL_PORT_MAP_(_v) ((_v) << __FC_LL_PORT_MAP__SH)
+#define __PF_VF_ACTIVE_ 0x00010000
+#define __PF_VF_CFG_RDY_ 0x00008000
+#define __PF_VF_ENABLE_ 0x00004000
+#define __PF_DRIVER_ACTIVE_ 0x00002000
+#define __PF_PME_SEND_ENABLE_ 0x00001000
+#define __PF_EXROM_OFFSET__MK 0x00000ff0
+#define __PF_EXROM_OFFSET__SH 4
+#define __PF_EXROM_OFFSET_(_v) ((_v) << __PF_EXROM_OFFSET__SH)
+#define __FC_LL_MODE_ 0x00000008
+#define __PF_INTX_PIN_ 0x00000007
+#define CT2_HOSTFN_PERSONALITY1 (CT2_PCI_APP_BASE + 0x0C)
+#define __PF_NUM_QUEUES1__MK 0xff000000
+#define __PF_NUM_QUEUES1__SH 24
+#define __PF_NUM_QUEUES1_(_v) ((_v) << __PF_NUM_QUEUES1__SH)
+#define __PF_VF_QUE_OFFSET1__MK 0x00ff0000
+#define __PF_VF_QUE_OFFSET1__SH 16
+#define __PF_VF_QUE_OFFSET1_(_v) ((_v) << __PF_VF_QUE_OFFSET1__SH)
+#define __PF_VF_NUM_QUEUES__MK 0x0000ff00
+#define __PF_VF_NUM_QUEUES__SH 8
+#define __PF_VF_NUM_QUEUES_(_v) ((_v) << __PF_VF_NUM_QUEUES__SH)
+#define __PF_VF_QUE_OFFSET_ 0x000000ff
+#define CT2_HOSTFN_PAGE_NUM (CT2_PCI_APP_BASE + 0x18)
+#define CT2_HOSTFN_MSIX_VT_INDEX_MBOX_ERR (CT2_PCI_APP_BASE + 0x38)
+
+/*
+ * Catapult-2 CPQ block registers
+ */
+#define CT2_HOSTFN_LPU0_MBOX0 (CT2_PCI_CPQ_BASE + 0x00)
+#define CT2_HOSTFN_LPU1_MBOX0 (CT2_PCI_CPQ_BASE + 0x20)
+#define CT2_LPU0_HOSTFN_MBOX0 (CT2_PCI_CPQ_BASE + 0x40)
+#define CT2_LPU1_HOSTFN_MBOX0 (CT2_PCI_CPQ_BASE + 0x60)
+#define CT2_HOSTFN_LPU0_CMD_STAT (CT2_PCI_CPQ_BASE + 0x80)
+#define CT2_HOSTFN_LPU1_CMD_STAT (CT2_PCI_CPQ_BASE + 0x84)
+#define CT2_LPU0_HOSTFN_CMD_STAT (CT2_PCI_CPQ_BASE + 0x88)
+#define CT2_LPU1_HOSTFN_CMD_STAT (CT2_PCI_CPQ_BASE + 0x8c)
+#define CT2_HOSTFN_LPU0_READ_STAT (CT2_PCI_CPQ_BASE + 0x90)
+#define CT2_HOSTFN_LPU1_READ_STAT (CT2_PCI_CPQ_BASE + 0x94)
+#define CT2_LPU0_HOSTFN_MBOX0_MSK (CT2_PCI_CPQ_BASE + 0x98)
+#define CT2_LPU1_HOSTFN_MBOX0_MSK (CT2_PCI_CPQ_BASE + 0x9C)
+#define CT2_HOST_SEM0_REG 0x000148f0
+#define CT2_HOST_SEM1_REG 0x000148f4
+#define CT2_HOST_SEM2_REG 0x000148f8
+#define CT2_HOST_SEM3_REG 0x000148fc
+#define CT2_HOST_SEM4_REG 0x00014900
+#define CT2_HOST_SEM5_REG 0x00014904
+#define CT2_HOST_SEM6_REG 0x00014908
+#define CT2_HOST_SEM7_REG 0x0001490c
+#define CT2_HOST_SEM0_INFO_REG 0x000148b0
+#define CT2_HOST_SEM1_INFO_REG 0x000148b4
+#define CT2_HOST_SEM2_INFO_REG 0x000148b8
+#define CT2_HOST_SEM3_INFO_REG 0x000148bc
+#define CT2_HOST_SEM4_INFO_REG 0x000148c0
+#define CT2_HOST_SEM5_INFO_REG 0x000148c4
+#define CT2_HOST_SEM6_INFO_REG 0x000148c8
+#define CT2_HOST_SEM7_INFO_REG 0x000148cc
+
+#define CT2_APP_PLL_LCLK_CTL_REG 0x00014808
+#define __APP_LPUCLK_HALFSPEED 0x40000000
+#define __APP_PLL_LCLK_LOAD 0x20000000
+#define __APP_PLL_LCLK_FBCNT_MK 0x1fe00000
+#define __APP_PLL_LCLK_FBCNT_SH 21
+#define __APP_PLL_LCLK_FBCNT(_v) ((_v) << __APP_PLL_SCLK_FBCNT_SH)
+enum {
+ __APP_PLL_LCLK_FBCNT_425_MHZ = 6,
+ __APP_PLL_LCLK_FBCNT_468_MHZ = 4,
+};
+#define __APP_PLL_LCLK_EXTFB 0x00000800
+#define __APP_PLL_LCLK_ENOUTS 0x00000400
+#define __APP_PLL_LCLK_RATE 0x00000010
+#define CT2_APP_PLL_SCLK_CTL_REG 0x0001480c
+#define __P_SCLK_PLL_LOCK 0x80000000
+#define __APP_PLL_SCLK_REFCLK_SEL 0x40000000
+#define __APP_PLL_SCLK_CLK_DIV2 0x20000000
+#define __APP_PLL_SCLK_LOAD 0x10000000
+#define __APP_PLL_SCLK_FBCNT_MK 0x0ff00000
+#define __APP_PLL_SCLK_FBCNT_SH 20
+#define __APP_PLL_SCLK_FBCNT(_v) ((_v) << __APP_PLL_SCLK_FBCNT_SH)
+enum {
+ __APP_PLL_SCLK_FBCNT_NORM = 6,
+ __APP_PLL_SCLK_FBCNT_10G_FC = 10,
+};
+#define __APP_PLL_SCLK_EXTFB 0x00000800
+#define __APP_PLL_SCLK_ENOUTS 0x00000400
+#define __APP_PLL_SCLK_RATE 0x00000010
+#define CT2_PCIE_MISC_REG 0x00014804
+#define __ETH_CLK_ENABLE_PORT1 0x00000010
+#define CT2_CHIP_MISC_PRG 0x000148a4
+#define __ETH_CLK_ENABLE_PORT0 0x00004000
+#define __APP_LPU_SPEED 0x00000002
+#define CT2_MBIST_STAT_REG 0x00014818
+#define CT2_MBIST_CTL_REG 0x0001481c
+#define CT2_PMM_1T_CONTROL_REG_P0 0x0002381c
+#define __PMM_1T_PNDB_P 0x00000002
+#define CT2_PMM_1T_CONTROL_REG_P1 0x00023c1c
+#define CT2_WGN_STATUS 0x00014990
+#define __A2T_AHB_LOAD 0x00000800
+#define __WGN_READY 0x00000400
+#define __GLBL_PF_VF_CFG_RDY 0x00000200
+#define CT2_NFC_STS_REG 0x00027410
+#define CT2_NFC_CSR_CLR_REG 0x00027420
+#define CT2_NFC_CSR_SET_REG 0x00027424
+#define __HALT_NFC_CONTROLLER 0x00000002
+#define __NFC_CONTROLLER_HALTED 0x00001000
+#define CT2_RSC_GPR15_REG 0x0002765c
+#define CT2_CSI_FW_CTL_REG 0x00027080
+#define CT2_CSI_FW_CTL_SET_REG 0x00027088
+#define __RESET_AND_START_SCLK_LCLK_PLLS 0x00010000
+
+#define CT2_CSI_MAC0_CONTROL_REG 0x000270d0
+#define __CSI_MAC_RESET 0x00000010
+#define __CSI_MAC_AHB_RESET 0x00000008
+#define CT2_CSI_MAC1_CONTROL_REG 0x000270d4
+#define CT2_CSI_MAC_CONTROL_REG(__n) \
+ (CT2_CSI_MAC0_CONTROL_REG + \
+ (__n) * (CT2_CSI_MAC1_CONTROL_REG - CT2_CSI_MAC0_CONTROL_REG))
+
+#define CT2_NFC_FLASH_STS_REG 0x00014834
+#define __FLASH_PLL_INIT_AND_RESET_IN_PROGRESS 0x00000020
+/*
+ * Name semaphore registers based on usage
+ */
+#define BFA_IOC0_HBEAT_REG HOST_SEM0_INFO_REG
+#define BFA_IOC0_STATE_REG HOST_SEM1_INFO_REG
+#define BFA_IOC1_HBEAT_REG HOST_SEM2_INFO_REG
+#define BFA_IOC1_STATE_REG HOST_SEM3_INFO_REG
+#define BFA_FW_USE_COUNT HOST_SEM4_INFO_REG
+#define BFA_IOC_FAIL_SYNC HOST_SEM5_INFO_REG
+
+/*
+ * CT2 semaphore register locations changed
+ */
+#define CT2_BFA_IOC0_HBEAT_REG CT2_HOST_SEM0_INFO_REG
+#define CT2_BFA_IOC0_STATE_REG CT2_HOST_SEM1_INFO_REG
+#define CT2_BFA_IOC1_HBEAT_REG CT2_HOST_SEM2_INFO_REG
+#define CT2_BFA_IOC1_STATE_REG CT2_HOST_SEM3_INFO_REG
+#define CT2_BFA_FW_USE_COUNT CT2_HOST_SEM4_INFO_REG
+#define CT2_BFA_IOC_FAIL_SYNC CT2_HOST_SEM5_INFO_REG
+
+#define CPE_Q_NUM(__fn, __q) (((__fn) << 2) + (__q))
+#define RME_Q_NUM(__fn, __q) (((__fn) << 2) + (__q))
+
+/*
+ * And corresponding host interrupt status bit field defines
+ */
+#define __HFN_INT_CPE_Q0 0x00000001U
+#define __HFN_INT_CPE_Q1 0x00000002U
+#define __HFN_INT_CPE_Q2 0x00000004U
+#define __HFN_INT_CPE_Q3 0x00000008U
+#define __HFN_INT_CPE_Q4 0x00000010U
+#define __HFN_INT_CPE_Q5 0x00000020U
+#define __HFN_INT_CPE_Q6 0x00000040U
+#define __HFN_INT_CPE_Q7 0x00000080U
+#define __HFN_INT_RME_Q0 0x00000100U
+#define __HFN_INT_RME_Q1 0x00000200U
+#define __HFN_INT_RME_Q2 0x00000400U
+#define __HFN_INT_RME_Q3 0x00000800U
+#define __HFN_INT_RME_Q4 0x00001000U
+#define __HFN_INT_RME_Q5 0x00002000U
+#define __HFN_INT_RME_Q6 0x00004000U
+#define __HFN_INT_RME_Q7 0x00008000U
+#define __HFN_INT_ERR_EMC 0x00010000U
+#define __HFN_INT_ERR_LPU0 0x00020000U
+#define __HFN_INT_ERR_LPU1 0x00040000U
+#define __HFN_INT_ERR_PSS 0x00080000U
+#define __HFN_INT_MBOX_LPU0 0x00100000U
+#define __HFN_INT_MBOX_LPU1 0x00200000U
+#define __HFN_INT_MBOX1_LPU0 0x00400000U
+#define __HFN_INT_MBOX1_LPU1 0x00800000U
+#define __HFN_INT_LL_HALT 0x01000000U
+#define __HFN_INT_CPE_MASK 0x000000ffU
+#define __HFN_INT_RME_MASK 0x0000ff00U
+#define __HFN_INT_ERR_MASK \
+ (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | __HFN_INT_ERR_LPU1 | \
+ __HFN_INT_ERR_PSS | __HFN_INT_LL_HALT)
+#define __HFN_INT_FN0_MASK \
+ (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 | __HFN_INT_CPE_Q2 | \
+ __HFN_INT_CPE_Q3 | __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 | \
+ __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 | __HFN_INT_MBOX_LPU0)
+#define __HFN_INT_FN1_MASK \
+ (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 | __HFN_INT_CPE_Q6 | \
+ __HFN_INT_CPE_Q7 | __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 | \
+ __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 | __HFN_INT_MBOX_LPU1)
+
+/*
+ * Host interrupt status defines for catapult-2
+ */
+#define __HFN_INT_MBOX_LPU0_CT2 0x00010000U
+#define __HFN_INT_MBOX_LPU1_CT2 0x00020000U
+#define __HFN_INT_ERR_PSS_CT2 0x00040000U
+#define __HFN_INT_ERR_LPU0_CT2 0x00080000U
+#define __HFN_INT_ERR_LPU1_CT2 0x00100000U
+#define __HFN_INT_CPQ_HALT_CT2 0x00200000U
+#define __HFN_INT_ERR_WGN_CT2 0x00400000U
+#define __HFN_INT_ERR_LEHRX_CT2 0x00800000U
+#define __HFN_INT_ERR_LEHTX_CT2 0x01000000U
+#define __HFN_INT_ERR_MASK_CT2 \
+ (__HFN_INT_ERR_PSS_CT2 | __HFN_INT_ERR_LPU0_CT2 | \
+ __HFN_INT_ERR_LPU1_CT2 | __HFN_INT_CPQ_HALT_CT2 | \
+ __HFN_INT_ERR_WGN_CT2 | __HFN_INT_ERR_LEHRX_CT2 | \
+ __HFN_INT_ERR_LEHTX_CT2)
+#define __HFN_INT_FN0_MASK_CT2 \
+ (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 | __HFN_INT_CPE_Q2 | \
+ __HFN_INT_CPE_Q3 | __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 | \
+ __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 | __HFN_INT_MBOX_LPU0_CT2)
+#define __HFN_INT_FN1_MASK_CT2 \
+ (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 | __HFN_INT_CPE_Q6 | \
+ __HFN_INT_CPE_Q7 | __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 | \
+ __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 | __HFN_INT_MBOX_LPU1_CT2)
+
+/*
+ * asic memory map.
+ */
+#define PSS_SMEM_PAGE_START 0x8000
+#define PSS_SMEM_PGNUM(_pg0, _ma) ((_pg0) + ((_ma) >> 15))
+#define PSS_SMEM_PGOFF(_ma) ((_ma) & 0x7fff)
+
+#endif /* __BFI_REG_H__ */