include/scsi/sas_ata.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   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
   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_ */