1 /*
2 * Support for SATA devices on Serial Attached SCSI (SAS) controllers
3 *
4 * Copyright (C) 2006 IBM Corporation
5 *
6 * Written by: Darrick J. Wong <djwong@us.ibm.com>, IBM Corporation
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of the
11 * License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
21 * USA
22 *
23 */
24
25 #ifndef _SAS_ATA_H_
26 #define _SAS_ATA_H_
27
28 #include <linux/libata.h>
29 #include <scsi/libsas.h>
30
31 #ifdef CONFIG_SCSI_SAS_ATA
32
dev_is_sata(struct domain_device * dev)33 static inline int dev_is_sata(struct domain_device *dev)
34 {
35 return dev->dev_type == SAS_SATA_DEV || dev->dev_type == SAS_SATA_PM ||
36 dev->dev_type == SAS_SATA_PM_PORT || dev->dev_type == SAS_SATA_PENDING;
37 }
38
39 int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
40 int sas_ata_init(struct domain_device *dev);
41 void sas_ata_task_abort(struct sas_task *task);
42 void sas_ata_strategy_handler(struct Scsi_Host *shost);
43 void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
44 struct list_head *done_q);
45 void sas_ata_schedule_reset(struct domain_device *dev);
46 void sas_ata_wait_eh(struct domain_device *dev);
47 void sas_probe_sata(struct asd_sas_port *port);
48 void sas_suspend_sata(struct asd_sas_port *port);
49 void sas_resume_sata(struct asd_sas_port *port);
50 void sas_ata_end_eh(struct ata_port *ap);
51 #else
52
53
dev_is_sata(struct domain_device * dev)54 static inline int dev_is_sata(struct domain_device *dev)
55 {
56 return 0;
57 }
sas_ata_init(struct domain_device * dev)58 static inline int sas_ata_init(struct domain_device *dev)
59 {
60 return 0;
61 }
sas_ata_task_abort(struct sas_task * task)62 static inline void sas_ata_task_abort(struct sas_task *task)
63 {
64 }
65
sas_ata_strategy_handler(struct Scsi_Host * shost)66 static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
67 {
68 }
69
sas_ata_eh(struct Scsi_Host * shost,struct list_head * work_q,struct list_head * done_q)70 static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
71 struct list_head *done_q)
72 {
73 }
74
sas_ata_schedule_reset(struct domain_device * dev)75 static inline void sas_ata_schedule_reset(struct domain_device *dev)
76 {
77 }
78
sas_ata_wait_eh(struct domain_device * dev)79 static inline void sas_ata_wait_eh(struct domain_device *dev)
80 {
81 }
82
sas_probe_sata(struct asd_sas_port * port)83 static inline void sas_probe_sata(struct asd_sas_port *port)
84 {
85 }
86
sas_suspend_sata(struct asd_sas_port * port)87 static inline void sas_suspend_sata(struct asd_sas_port *port)
88 {
89 }
90
sas_resume_sata(struct asd_sas_port * port)91 static inline void sas_resume_sata(struct asd_sas_port *port)
92 {
93 }
94
sas_get_ata_info(struct domain_device * dev,struct ex_phy * phy)95 static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
96 {
97 return 0;
98 }
99
sas_ata_end_eh(struct ata_port * ap)100 static inline void sas_ata_end_eh(struct ata_port *ap)
101 {
102 }
103 #endif
104
105 #endif /* _SAS_ATA_H_ */
106