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