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
33static inline int dev_is_sata(struct domain_device *dev)
34{
35	return (dev->rphy->identify.target_port_protocols & SAS_PROTOCOL_SATA);
 
36}
37
38int sas_ata_init_host_and_port(struct domain_device *found_dev,
39			       struct scsi_target *starget);
40
41void sas_ata_task_abort(struct sas_task *task);
42void sas_ata_strategy_handler(struct Scsi_Host *shost);
43int sas_ata_timed_out(struct scsi_cmnd *cmd, struct sas_task *task,
44		      enum blk_eh_timer_return *rtn);
45int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
46	       struct list_head *done_q);
47
 
 
 
48#else
49
50
51static inline int dev_is_sata(struct domain_device *dev)
52{
53	return 0;
54}
55static inline int sas_ata_init_host_and_port(struct domain_device *found_dev,
56			       struct scsi_target *starget)
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 int sas_ata_timed_out(struct scsi_cmnd *cmd,
69				    struct sas_task *task,
70				    enum blk_eh_timer_return *rtn)
71{
72	return 0;
73}
74static inline int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
75			     struct list_head *done_q)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
76{
77	return 0;
78}
79
 
 
 
80#endif
81
82#endif /* _SAS_ATA_H_ */

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