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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 | |
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 | |
54 | static inline int dev_is_sata(struct domain_device *dev) |
55 | { |
56 | return 0; |
57 | } |
58 | static inline int sas_ata_init(struct domain_device *dev) |
59 | { |
60 | return 0; |
61 | } |
62 | static inline void sas_ata_task_abort(struct sas_task *task) |
63 | { |
64 | } |
65 | |
66 | static inline void sas_ata_strategy_handler(struct Scsi_Host *shost) |
67 | { |
68 | } |
69 | |
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 | |
75 | static inline void sas_ata_schedule_reset(struct domain_device *dev) |
76 | { |
77 | } |
78 | |
79 | static inline void sas_ata_wait_eh(struct domain_device *dev) |
80 | { |
81 | } |
82 | |
83 | static inline void sas_probe_sata(struct asd_sas_port *port) |
84 | { |
85 | } |
86 | |
87 | static inline void sas_suspend_sata(struct asd_sas_port *port) |
88 | { |
89 | } |
90 | |
91 | static inline void sas_resume_sata(struct asd_sas_port *port) |
92 | { |
93 | } |
94 | |
95 | static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy) |
96 | { |
97 | return 0; |
98 | } |
99 | |
100 | static inline void sas_ata_end_eh(struct ata_port *ap) |
101 | { |
102 | } |
103 | #endif |
104 | |
105 | #endif /* _SAS_ATA_H_ */ |
106 |
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