| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Support for SATA devices on Serial Attached SCSI (SAS) controllers |
| 4 | * |
| 5 | * Copyright (C) 2006 IBM Corporation |
| 6 | * |
| 7 | * Written by: Darrick J. Wong <djwong@us.ibm.com>, IBM Corporation |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | #ifndef _SAS_ATA_H_ |
| 11 | #define _SAS_ATA_H_ |
| 12 | |
| 13 | #include <linux/libata.h> |
| 14 | #include <scsi/libsas.h> |
| 15 | |
| 16 | #ifdef CONFIG_SCSI_SAS_ATA |
| 17 | |
| 18 | static inline int dev_is_sata(struct domain_device *dev) |
| 19 | { |
| 20 | return dev->dev_type == SAS_SATA_DEV || dev->dev_type == SAS_SATA_PM || |
| 21 | dev->dev_type == SAS_SATA_PM_PORT || dev->dev_type == SAS_SATA_PENDING; |
| 22 | } |
| 23 | |
| 24 | int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy); |
| 25 | int sas_ata_init(struct domain_device *dev); |
| 26 | void sas_ata_task_abort(struct sas_task *task); |
| 27 | void sas_ata_strategy_handler(struct Scsi_Host *shost); |
| 28 | void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, |
| 29 | struct list_head *done_q); |
| 30 | void sas_ata_schedule_reset(struct domain_device *dev); |
| 31 | void sas_ata_wait_eh(struct domain_device *dev); |
| 32 | void sas_probe_sata(struct asd_sas_port *port); |
| 33 | void sas_suspend_sata(struct asd_sas_port *port); |
| 34 | void sas_resume_sata(struct asd_sas_port *port); |
| 35 | void sas_ata_end_eh(struct ata_port *ap); |
| 36 | #else |
| 37 | |
| 38 | |
| 39 | static inline int dev_is_sata(struct domain_device *dev) |
| 40 | { |
| 41 | return 0; |
| 42 | } |
| 43 | static inline int sas_ata_init(struct domain_device *dev) |
| 44 | { |
| 45 | return 0; |
| 46 | } |
| 47 | static inline void sas_ata_task_abort(struct sas_task *task) |
| 48 | { |
| 49 | } |
| 50 | |
| 51 | static inline void sas_ata_strategy_handler(struct Scsi_Host *shost) |
| 52 | { |
| 53 | } |
| 54 | |
| 55 | static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, |
| 56 | struct list_head *done_q) |
| 57 | { |
| 58 | } |
| 59 | |
| 60 | static inline void sas_ata_schedule_reset(struct domain_device *dev) |
| 61 | { |
| 62 | } |
| 63 | |
| 64 | static inline void sas_ata_wait_eh(struct domain_device *dev) |
| 65 | { |
| 66 | } |
| 67 | |
| 68 | static inline void sas_probe_sata(struct asd_sas_port *port) |
| 69 | { |
| 70 | } |
| 71 | |
| 72 | static inline void sas_suspend_sata(struct asd_sas_port *port) |
| 73 | { |
| 74 | } |
| 75 | |
| 76 | static inline void sas_resume_sata(struct asd_sas_port *port) |
| 77 | { |
| 78 | } |
| 79 | |
| 80 | static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy) |
| 81 | { |
| 82 | return 0; |
| 83 | } |
| 84 | |
| 85 | static inline void sas_ata_end_eh(struct ata_port *ap) |
| 86 | { |
| 87 | } |
| 88 | #endif |
| 89 | |
| 90 | #endif /* _SAS_ATA_H_ */ |