[linux-2.6-block.git] / include / scsi / sas_ata.h

/*
 * Support for SATA devices on Serial Attached SCSI (SAS) controllers
 *
 * Copyright (C) 2006 IBM Corporation
 *
 * Written by: Darrick J. Wong <djwong@us.ibm.com>, IBM Corporation
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 *
 */

#ifndef _SAS_ATA_H_
#define _SAS_ATA_H_

#include <linux/libata.h>
#include <scsi/libsas.h>

#ifdef CONFIG_SCSI_SAS_ATA

static inline int dev_is_sata(struct domain_device *dev)
{
	return dev->dev_type == SATA_DEV || dev->dev_type == SATA_PM ||
	       dev->dev_type == SATA_PM_PORT || dev->dev_type == SATA_PENDING;
}

int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
int sas_ata_init_host_and_port(struct domain_device *found_dev);
void sas_ata_task_abort(struct sas_task *task);
void sas_ata_strategy_handler(struct Scsi_Host *shost);
void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
		struct list_head *done_q);
void sas_ata_schedule_reset(struct domain_device *dev);
void sas_ata_wait_eh(struct domain_device *dev);
void sas_probe_sata(struct asd_sas_port *port);
#else


static inline int dev_is_sata(struct domain_device *dev)
{
	return 0;
}
static inline int sas_ata_init_host_and_port(struct domain_device *found_dev)
{
	return 0;
}
static inline void sas_ata_task_abort(struct sas_task *task)
{
}

static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
{
}

static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
			      struct list_head *done_q)
{
}

static inline void sas_ata_schedule_reset(struct domain_device *dev)
{
}

static inline void sas_ata_wait_eh(struct domain_device *dev)
{
}

static inline void sas_probe_sata(struct asd_sas_port *port)
{
}

static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
{
	return 0;
}
#endif

#endif /* _SAS_ATA_H_ */
Commit	Line	Data
338ec570 DW	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
b9142174 JB	31	#ifdef CONFIG_SCSI_SAS_ATA
b9142174 JB	32
338ec570 DW	33	static inline int dev_is_sata(struct domain_device *dev)
338ec570 DW	34	{
756f173f	35	return dev->dev_type == SATA_DEV \|\| dev->dev_type == SATA_PM \|\|
354cf829	36	dev->dev_type == SATA_PM_PORT \|\| dev->dev_type == SATA_PENDING;
338ec570 DW	37	}
338ec570 DW	38
354cf829	39	int sas_get_ata_info(struct domain_device dev, struct ex_phy phy);
9508a66f	40	int sas_ata_init_host_and_port(struct domain_device *found_dev);
3a2755af	41	void sas_ata_task_abort(struct sas_task *task);
00dd4998	42	void sas_ata_strategy_handler(struct Scsi_Host *shost);
d230ce69 DW	43	void sas_ata_eh(struct Scsi_Host shost, struct list_head work_q,
d230ce69 DW	44	struct list_head *done_q);
b52df417	45	void sas_ata_schedule_reset(struct domain_device *dev);
81c757bc	46	void sas_ata_wait_eh(struct domain_device *dev);
9508a66f	47	void sas_probe_sata(struct asd_sas_port *port);
b9142174 JB	48	#else
	49
	50
	51	static inline int dev_is_sata(struct domain_device *dev)
	52	{
	53	return 0;
	54	}
9508a66f	55	static inline int sas_ata_init_host_and_port(struct domain_device *found_dev)
b9142174 JB	56	{
	57	return 0;
	58	}
79bc1481	59	static inline void sas_ata_task_abort(struct sas_task *task)
b9142174 JB	60	{
b9142174 JB	61	}
00dd4998 JB	62
	63	static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
	64	{
	65	}
	66
d230ce69 DW	67	static inline void sas_ata_eh(struct Scsi_Host shost, struct list_head work_q,
d230ce69 DW	68	struct list_head *done_q)
00dd4998	69	{
00dd4998 JB	70	}
00dd4998 JB	71
b52df417 DW	72	static inline void sas_ata_schedule_reset(struct domain_device *dev)
	73	{
	74	}
	75
81c757bc DW	76	static inline void sas_ata_wait_eh(struct domain_device *dev)
	77	{
	78	}
354cf829	79
9508a66f DW	80	static inline void sas_probe_sata(struct asd_sas_port *port)
	81	{
	82	}
	83
354cf829 DW	84	static inline int sas_get_ata_info(struct domain_device dev, struct ex_phy phy)
	85	{
	86	return 0;
	87	}
b9142174 JB	88	#endif
b9142174 JB	89
338ec570	90	#endif /* _SAS_ATA_H_ */