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
 18static 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
 24int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
 25int sas_ata_init(struct domain_device *dev);
 26void sas_ata_task_abort(struct sas_task *task);
 27void sas_ata_strategy_handler(struct Scsi_Host *shost);
 28void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q);
 29void sas_ata_schedule_reset(struct domain_device *dev);
 30void sas_ata_wait_eh(struct domain_device *dev);
 31void sas_probe_sata(struct asd_sas_port *port);
 32void sas_suspend_sata(struct asd_sas_port *port);
 33void sas_resume_sata(struct asd_sas_port *port);
 34void sas_ata_end_eh(struct ata_port *ap);
 35void sas_ata_device_link_abort(struct domain_device *dev, bool force_reset);
 36int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
 37			int force_phy_id);
 38int smp_ata_check_ready_type(struct ata_link *link);
 
 
 
 
 
 
 39#else
 40
 
 
 
 
 41
 42static inline int dev_is_sata(struct domain_device *dev)
 43{
 44	return 0;
 45}
 46static inline int sas_ata_init(struct domain_device *dev)
 47{
 48	return 0;
 49}
 50static inline void sas_ata_task_abort(struct sas_task *task)
 51{
 52}
 53
 54static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
 55{
 56}
 57
 58static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q)
 59{
 60}
 61
 62static inline void sas_ata_schedule_reset(struct domain_device *dev)
 63{
 64}
 65
 66static inline void sas_ata_wait_eh(struct domain_device *dev)
 67{
 68}
 69
 70static inline void sas_probe_sata(struct asd_sas_port *port)
 71{
 72}
 73
 74static inline void sas_suspend_sata(struct asd_sas_port *port)
 75{
 76}
 77
 78static inline void sas_resume_sata(struct asd_sas_port *port)
 79{
 80}
 81
 82static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
 83{
 84	return 0;
 85}
 86
 87static inline void sas_ata_end_eh(struct ata_port *ap)
 88{
 89}
 90
 91static inline void sas_ata_device_link_abort(struct domain_device *dev,
 92					     bool force_reset)
 93{
 94}
 95
 96static inline int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
 97				      int force_phy_id)
 98{
 99	return 0;
100}
101
102static inline int smp_ata_check_ready_type(struct ata_link *link)
103{
104	return 0;
105}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
106#endif
107
108#endif /* _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
 18static 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
 24int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
 25int sas_ata_init(struct domain_device *dev);
 26void sas_ata_task_abort(struct sas_task *task);
 27void sas_ata_strategy_handler(struct Scsi_Host *shost);
 28void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q);
 29void sas_ata_schedule_reset(struct domain_device *dev);
 30void sas_ata_wait_eh(struct domain_device *dev);
 31void sas_probe_sata(struct asd_sas_port *port);
 32void sas_suspend_sata(struct asd_sas_port *port);
 33void sas_resume_sata(struct asd_sas_port *port);
 34void sas_ata_end_eh(struct ata_port *ap);
 35void sas_ata_device_link_abort(struct domain_device *dev, bool force_reset);
 36int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
 37			int force_phy_id);
 38int smp_ata_check_ready_type(struct ata_link *link);
 39int sas_discover_sata(struct domain_device *dev);
 40int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
 41		    struct domain_device *child, int phy_id);
 42
 43extern const struct attribute_group sas_ata_sdev_attr_group;
 44
 45#else
 46
 47static inline void sas_ata_disabled_notice(void)
 48{
 49	pr_notice_once("ATA device seen but CONFIG_SCSI_SAS_ATA=N\n");
 50}
 51
 52static inline int dev_is_sata(struct domain_device *dev)
 53{
 54	return 0;
 55}
 56static inline int sas_ata_init(struct domain_device *dev)
 57{
 58	return 0;
 59}
 60static inline void sas_ata_task_abort(struct sas_task *task)
 61{
 62}
 63
 64static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
 65{
 66}
 67
 68static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q)
 69{
 70}
 71
 72static inline void sas_ata_schedule_reset(struct domain_device *dev)
 73{
 74}
 75
 76static inline void sas_ata_wait_eh(struct domain_device *dev)
 77{
 78}
 79
 80static inline void sas_probe_sata(struct asd_sas_port *port)
 81{
 82}
 83
 84static inline void sas_suspend_sata(struct asd_sas_port *port)
 85{
 86}
 87
 88static inline void sas_resume_sata(struct asd_sas_port *port)
 89{
 90}
 91
 92static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
 93{
 94	return 0;
 95}
 96
 97static inline void sas_ata_end_eh(struct ata_port *ap)
 98{
 99}
100
101static inline void sas_ata_device_link_abort(struct domain_device *dev,
102					     bool force_reset)
103{
104}
105
106static inline int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
107				      int force_phy_id)
108{
109	return 0;
110}
111
112static inline int smp_ata_check_ready_type(struct ata_link *link)
113{
114	return 0;
115}
116
117static inline int sas_discover_sata(struct domain_device *dev)
118{
119	sas_ata_disabled_notice();
120	return -ENXIO;
121}
122
123static inline int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
124				  struct domain_device *child, int phy_id)
125{
126	sas_ata_disabled_notice();
127	return -ENODEV;
128}
129
130#define sas_ata_sdev_attr_group ((struct attribute_group) {})
131
132#endif
133
134#endif /* _SAS_ATA_H_ */