v4.19.13 snapshot.
diff --git a/drivers/scsi/qedf/qedf_hsi.h b/drivers/scsi/qedf/qedf_hsi.h
new file mode 100644
index 0000000..f6f634e
--- /dev/null
+++ b/drivers/scsi/qedf/qedf_hsi.h
@@ -0,0 +1,354 @@
+/*
+ * QLogic FCoE Offload Driver
+ * Copyright (c) 2016-2018 Cavium Inc.
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+#ifndef __QEDF_HSI__
+#define __QEDF_HSI__
+/*
+ * Add include to common target
+ */
+#include <linux/qed/common_hsi.h>
+
+/*
+ * Add include to common storage target
+ */
+#include <linux/qed/storage_common.h>
+
+/*
+ * Add include to common fcoe target for both eCore and protocol driver
+ */
+#include <linux/qed/fcoe_common.h>
+
+
+/*
+ * FCoE CQ element ABTS information
+ */
+struct fcoe_abts_info {
+ u8 r_ctl /* R_CTL in the ABTS response frame */;
+ u8 reserved0;
+ __le16 rx_id;
+ __le32 reserved2[2];
+ __le32 fc_payload[3] /* ABTS FC payload response frame */;
+};
+
+
+/*
+ * FCoE class type
+ */
+enum fcoe_class_type {
+ FCOE_TASK_CLASS_TYPE_3,
+ FCOE_TASK_CLASS_TYPE_2,
+ MAX_FCOE_CLASS_TYPE
+};
+
+
+/*
+ * FCoE CMDQ element control information
+ */
+struct fcoe_cmdqe_control {
+ __le16 conn_id;
+ u8 num_additional_cmdqes;
+ u8 cmdType;
+ /* true for ABTS request cmdqe. used in Target mode */
+#define FCOE_CMDQE_CONTROL_ABTSREQCMD_MASK 0x1
+#define FCOE_CMDQE_CONTROL_ABTSREQCMD_SHIFT 0
+#define FCOE_CMDQE_CONTROL_RESERVED1_MASK 0x7F
+#define FCOE_CMDQE_CONTROL_RESERVED1_SHIFT 1
+ u8 reserved2[4];
+};
+
+/*
+ * FCoE control + payload CMDQ element
+ */
+struct fcoe_cmdqe {
+ struct fcoe_cmdqe_control hdr;
+ u8 fc_header[24];
+ __le32 fcp_cmd_payload[8];
+};
+
+
+
+/*
+ * FCP RSP flags
+ */
+struct fcoe_fcp_rsp_flags {
+ u8 flags;
+#define FCOE_FCP_RSP_FLAGS_FCP_RSP_LEN_VALID_MASK 0x1
+#define FCOE_FCP_RSP_FLAGS_FCP_RSP_LEN_VALID_SHIFT 0
+#define FCOE_FCP_RSP_FLAGS_FCP_SNS_LEN_VALID_MASK 0x1
+#define FCOE_FCP_RSP_FLAGS_FCP_SNS_LEN_VALID_SHIFT 1
+#define FCOE_FCP_RSP_FLAGS_FCP_RESID_OVER_MASK 0x1
+#define FCOE_FCP_RSP_FLAGS_FCP_RESID_OVER_SHIFT 2
+#define FCOE_FCP_RSP_FLAGS_FCP_RESID_UNDER_MASK 0x1
+#define FCOE_FCP_RSP_FLAGS_FCP_RESID_UNDER_SHIFT 3
+#define FCOE_FCP_RSP_FLAGS_FCP_CONF_REQ_MASK 0x1
+#define FCOE_FCP_RSP_FLAGS_FCP_CONF_REQ_SHIFT 4
+#define FCOE_FCP_RSP_FLAGS_FCP_BIDI_FLAGS_MASK 0x7
+#define FCOE_FCP_RSP_FLAGS_FCP_BIDI_FLAGS_SHIFT 5
+};
+
+/*
+ * FCoE CQ element response information
+ */
+struct fcoe_cqe_rsp_info {
+ struct fcoe_fcp_rsp_flags rsp_flags;
+ u8 scsi_status_code;
+ __le16 retry_delay_timer;
+ __le32 fcp_resid;
+ __le32 fcp_sns_len;
+ __le32 fcp_rsp_len;
+ __le16 rx_id;
+ u8 fw_error_flags;
+#define FCOE_CQE_RSP_INFO_FW_UNDERRUN_MASK 0x1 /* FW detected underrun */
+#define FCOE_CQE_RSP_INFO_FW_UNDERRUN_SHIFT 0
+#define FCOE_CQE_RSP_INFO_RESREVED_MASK 0x7F
+#define FCOE_CQE_RSP_INFO_RESREVED_SHIFT 1
+ u8 reserved;
+ __le32 fw_residual /* Residual bytes calculated by FW */;
+};
+
+/*
+ * FCoE CQ element Target completion information
+ */
+struct fcoe_cqe_target_info {
+ __le16 rx_id;
+ __le16 reserved0;
+ __le32 reserved1[5];
+};
+
+/*
+ * FCoE error/warning reporting entry
+ */
+struct fcoe_err_report_entry {
+ __le32 err_warn_bitmap_lo /* Error bitmap lower 32 bits */;
+ __le32 err_warn_bitmap_hi /* Error bitmap higher 32 bits */;
+ /* Buffer offset the beginning of the Sequence last transmitted */
+ __le32 tx_buf_off;
+ /* Buffer offset from the beginning of the Sequence last received */
+ __le32 rx_buf_off;
+ __le16 rx_id /* RX_ID of the associated task */;
+ __le16 reserved1;
+ __le32 reserved2;
+};
+
+/*
+ * FCoE CQ element middle path information
+ */
+struct fcoe_cqe_midpath_info {
+ __le32 data_placement_size;
+ __le16 rx_id;
+ __le16 reserved0;
+ __le32 reserved1[4];
+};
+
+/*
+ * FCoE CQ element unsolicited information
+ */
+struct fcoe_unsolic_info {
+ /* BD information: Physical address and opaque data */
+ struct scsi_bd bd_info;
+ __le16 conn_id /* Connection ID the frame is associated to */;
+ __le16 pkt_len /* Packet length */;
+ u8 reserved1[4];
+};
+
+/*
+ * FCoE warning reporting entry
+ */
+struct fcoe_warning_report_entry {
+ /* BD information: Physical address and opaque data */
+ struct scsi_bd bd_info;
+ /* Buffer offset the beginning of the Sequence last transmitted */
+ __le32 buf_off;
+ __le16 rx_id /* RX_ID of the associated task */;
+ __le16 reserved1;
+};
+
+/*
+ * FCoE CQ element information
+ */
+union fcoe_cqe_info {
+ struct fcoe_cqe_rsp_info rsp_info /* Response completion information */;
+ /* Target completion information */
+ struct fcoe_cqe_target_info target_info;
+ /* Error completion information */
+ struct fcoe_err_report_entry err_info;
+ struct fcoe_abts_info abts_info /* ABTS completion information */;
+ /* Middle path completion information */
+ struct fcoe_cqe_midpath_info midpath_info;
+ /* Unsolicited packet completion information */
+ struct fcoe_unsolic_info unsolic_info;
+ /* Warning completion information (Rec Tov expiration) */
+ struct fcoe_warning_report_entry warn_info;
+};
+
+/*
+ * FCoE CQ element
+ */
+struct fcoe_cqe {
+ __le32 cqe_data;
+ /* The task identifier (OX_ID) to be completed */
+#define FCOE_CQE_TASK_ID_MASK 0xFFFF
+#define FCOE_CQE_TASK_ID_SHIFT 0
+ /*
+ * The CQE type: 0x0 Indicating on a pending work request completion.
+ * 0x1 - Indicating on an unsolicited event notification. use enum
+ * fcoe_cqe_type (use enum fcoe_cqe_type)
+ */
+#define FCOE_CQE_CQE_TYPE_MASK 0xF
+#define FCOE_CQE_CQE_TYPE_SHIFT 16
+#define FCOE_CQE_RESERVED0_MASK 0xFFF
+#define FCOE_CQE_RESERVED0_SHIFT 20
+ __le16 reserved1;
+ __le16 fw_cq_prod;
+ union fcoe_cqe_info cqe_info;
+};
+
+/*
+ * FCoE CQE type
+ */
+enum fcoe_cqe_type {
+ /* solicited response on a R/W or middle-path SQE */
+ FCOE_GOOD_COMPLETION_CQE_TYPE,
+ FCOE_UNSOLIC_CQE_TYPE /* unsolicited packet, RQ consumed */,
+ FCOE_ERROR_DETECTION_CQE_TYPE /* timer expiration, validation error */,
+ FCOE_WARNING_CQE_TYPE /* rec_tov or rr_tov timer expiration */,
+ FCOE_EXCH_CLEANUP_CQE_TYPE /* task cleanup completed */,
+ FCOE_ABTS_CQE_TYPE /* ABTS received and task cleaned */,
+ FCOE_DUMMY_CQE_TYPE /* just increment SQ CONS */,
+ /* Task was completed wight after sending a pkt to the target */
+ FCOE_LOCAL_COMP_CQE_TYPE,
+ MAX_FCOE_CQE_TYPE
+};
+
+/*
+ * FCoE fast path error codes
+ */
+enum fcoe_fp_error_warning_code {
+ FCOE_ERROR_CODE_XFER_OOO_RO /* XFER error codes */,
+ FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED,
+ FCOE_ERROR_CODE_XFER_NULL_BURST_LEN,
+ FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS,
+ FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE,
+ FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE,
+ FCOE_ERROR_CODE_XFER_PEND_XFER_SET,
+ FCOE_ERROR_CODE_XFER_OPENED_SEQ,
+ FCOE_ERROR_CODE_XFER_FCTL,
+ FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET /* FCP RSP error codes */,
+ FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD,
+ FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD,
+ FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE,
+ FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET,
+ FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ,
+ FCOE_ERROR_CODE_FCP_RSP_FCTL,
+ FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET,
+ FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET,
+ FCOE_ERROR_CODE_DATA_OOO_RO /* FCP DATA error codes */,
+ FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE,
+ FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS,
+ FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET,
+ FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET,
+ FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET,
+ FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET,
+ FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ,
+ FCOE_ERROR_CODE_DATA_FCTL_INITIATIR,
+ FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE /* Middle path error codes */,
+ FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET,
+ FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET,
+ FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET,
+ FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET,
+ FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL,
+ FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY,
+ FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL,
+ FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD /* Common error codes */,
+ FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE,
+ FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH,
+ FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT,
+ FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH,
+ FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES,
+ FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR,
+ FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG,
+ FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED,
+ FCOE_ERROR_CODE_COMMON_TASK_DDF_RCTL_INFO_FIELD,
+ FCOE_ERROR_CODE_COMMON_TASK_INVALID_RCTL,
+ FCOE_ERROR_CODE_COMMON_TASK_RCTL_GENERAL_MISMATCH,
+ FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION /* Timer error codes */,
+ FCOE_WARNING_CODE_REC_TOV_TIMER_EXPIRATION /* Timer error codes */,
+ FCOE_ERROR_CODE_RR_TOV_TIMER_EXPIRATION /* Timer error codes */,
+ /* ABTSrsp pckt arrived unexpected */
+ FCOE_ERROR_CODE_ABTS_REPLY_UNEXPECTED,
+ FCOE_ERROR_CODE_TARGET_MODE_FCP_RSP,
+ FCOE_ERROR_CODE_TARGET_MODE_FCP_XFER,
+ FCOE_ERROR_CODE_TARGET_MODE_DATA_TASK_TYPE_NOT_WRITE,
+ FCOE_ERROR_CODE_DATA_FCTL_TARGET,
+ FCOE_ERROR_CODE_TARGET_DATA_SIZE_NO_MATCH_XFER,
+ FCOE_ERROR_CODE_TARGET_DIF_CRC_CHECKSUM_ERROR,
+ FCOE_ERROR_CODE_TARGET_DIF_REF_TAG_ERROR,
+ FCOE_ERROR_CODE_TARGET_DIF_APP_TAG_ERROR,
+ MAX_FCOE_FP_ERROR_WARNING_CODE
+};
+
+
+/*
+ * FCoE RESPQ element
+ */
+struct fcoe_respqe {
+ __le16 ox_id /* OX_ID that is located in the FCP_RSP FC header */;
+ __le16 rx_id /* RX_ID that is located in the FCP_RSP FC header */;
+ __le32 additional_info;
+/* PARAM that is located in the FCP_RSP FC header */
+#define FCOE_RESPQE_PARAM_MASK 0xFFFFFF
+#define FCOE_RESPQE_PARAM_SHIFT 0
+/* Indication whther its Target-auto-rsp mode or not */
+#define FCOE_RESPQE_TARGET_AUTO_RSP_MASK 0xFF
+#define FCOE_RESPQE_TARGET_AUTO_RSP_SHIFT 24
+};
+
+
+/*
+ * FCoE slow path error codes
+ */
+enum fcoe_sp_error_code {
+ /* Error codes for Error Reporting in slow path flows */
+ FCOE_ERROR_CODE_SLOW_PATH_TOO_MANY_FUNCS,
+ FCOE_ERROR_SLOW_PATH_CODE_NO_LICENSE,
+ MAX_FCOE_SP_ERROR_CODE
+};
+
+/*
+ * FCoE task TX state
+ */
+enum fcoe_task_tx_state {
+ /* Initiate state after driver has initialized the task */
+ FCOE_TASK_TX_STATE_NORMAL,
+ /* Updated by TX path after complete transmitting unsolicited packet */
+ FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED,
+ /*
+ * Updated by TX path after start processing the task requesting the
+ * cleanup/abort operation
+ */
+ FCOE_TASK_TX_STATE_CLEAN_REQ,
+ FCOE_TASK_TX_STATE_ABTS /* Updated by TX path during abort procedure */,
+ /* Updated by TX path during exchange cleanup procedure */
+ FCOE_TASK_TX_STATE_EXCLEANUP,
+ /*
+ * Updated by TX path during exchange cleanup continuation task
+ * procedure
+ */
+ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_WRITE_CONT,
+ /* Updated by TX path during exchange cleanup first xfer procedure */
+ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_WRITE,
+ /* Updated by TX path during exchange cleanup read task in Target */
+ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_READ_OR_RSP,
+ /* Updated by TX path during target exchange cleanup procedure */
+ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_WRITE_LAST_CYCLE,
+ /* Updated by TX path during sequence recovery procedure */
+ FCOE_TASK_TX_STATE_SEQRECOVERY,
+ MAX_FCOE_TASK_TX_STATE
+};
+
+#endif /* __QEDF_HSI__ */