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
dev_is_sata(struct domain_device * dev)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 void sas_ata_schedule_reset(struct domain_device *dev);
30 void sas_ata_wait_eh(struct domain_device *dev);
31 void sas_probe_sata(struct asd_sas_port *port);
32 void sas_suspend_sata(struct asd_sas_port *port);
33 void sas_resume_sata(struct asd_sas_port *port);
34 void sas_ata_end_eh(struct ata_port *ap);
35 int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
36 int force_phy_id);
37 int sas_ata_wait_after_reset(struct domain_device *dev, unsigned long deadline);
38 #else
39
40
dev_is_sata(struct domain_device * dev)41 static inline int dev_is_sata(struct domain_device *dev)
42 {
43 return 0;
44 }
sas_ata_init(struct domain_device * dev)45 static inline int sas_ata_init(struct domain_device *dev)
46 {
47 return 0;
48 }
sas_ata_task_abort(struct sas_task * task)49 static inline void sas_ata_task_abort(struct sas_task *task)
50 {
51 }
52
sas_ata_strategy_handler(struct Scsi_Host * shost)53 static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
54 {
55 }
56
sas_ata_eh(struct Scsi_Host * shost,struct list_head * work_q)57 static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q)
58 {
59 }
60
sas_ata_schedule_reset(struct domain_device * dev)61 static inline void sas_ata_schedule_reset(struct domain_device *dev)
62 {
63 }
64
sas_ata_wait_eh(struct domain_device * dev)65 static inline void sas_ata_wait_eh(struct domain_device *dev)
66 {
67 }
68
sas_probe_sata(struct asd_sas_port * port)69 static inline void sas_probe_sata(struct asd_sas_port *port)
70 {
71 }
72
sas_suspend_sata(struct asd_sas_port * port)73 static inline void sas_suspend_sata(struct asd_sas_port *port)
74 {
75 }
76
sas_resume_sata(struct asd_sas_port * port)77 static inline void sas_resume_sata(struct asd_sas_port *port)
78 {
79 }
80
sas_get_ata_info(struct domain_device * dev,struct ex_phy * phy)81 static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
82 {
83 return 0;
84 }
85
sas_ata_end_eh(struct ata_port * ap)86 static inline void sas_ata_end_eh(struct ata_port *ap)
87 {
88 }
89
sas_execute_ata_cmd(struct domain_device * device,u8 * fis,int force_phy_id)90 static inline int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
91 int force_phy_id)
92 {
93 return 0;
94 }
95
sas_ata_wait_after_reset(struct domain_device * dev,unsigned long deadline)96 static inline int sas_ata_wait_after_reset(struct domain_device *dev,
97 unsigned long deadline)
98 {
99 return -ETIMEDOUT;
100 }
101 #endif
102
103 #endif /* _SAS_ATA_H_ */
104