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

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * 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
 */

#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 == SAS_SATA_DEV || dev->dev_type == SAS_SATA_PM ||
	       dev->dev_type == SAS_SATA_PM_PORT || dev->dev_type == SAS_SATA_PENDING;
}

int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
int sas_ata_init(struct domain_device *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);
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);
void sas_suspend_sata(struct asd_sas_port *port);
void sas_resume_sata(struct asd_sas_port *port);
void sas_ata_end_eh(struct ata_port *ap);
void sas_ata_device_link_abort(struct domain_device *dev, bool force_reset);
int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
			int force_phy_id);
int smp_ata_check_ready_type(struct ata_link *link);
int sas_discover_sata(struct domain_device *dev);
int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
		    struct domain_device *child, int phy_id);
#else

static inline void sas_ata_disabled_notice(void)
{
	pr_notice_once("ATA device seen but CONFIG_SCSI_SAS_ATA=N\n");
}

static inline int dev_is_sata(struct domain_device *dev)
{
	return 0;
}
static inline int sas_ata_init(struct domain_device *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)
{
}

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 void sas_suspend_sata(struct asd_sas_port *port)
{
}

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

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

static inline void sas_ata_end_eh(struct ata_port *ap)
{
}

static inline void sas_ata_device_link_abort(struct domain_device *dev,
					     bool force_reset)
{
}

static inline int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
				      int force_phy_id)
{
	return 0;
}

static inline int smp_ata_check_ready_type(struct ata_link *link)
{
	return 0;
}

static inline int sas_discover_sata(struct domain_device *dev)
{
	sas_ata_disabled_notice();
	return -ENXIO;
}

static inline int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
				  struct domain_device *child, int phy_id)
{
	sas_ata_disabled_notice();
	return -ENODEV;
}
#endif

#endif /* _SAS_ATA_H_ */
Commit	Line	Data
1a59d1b8	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
338ec570 DW	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
338ec570 DW	8	*/
	9
	10	#ifndef _SAS_ATA_H_
	11	#define _SAS_ATA_H_
	12
	13	#include <linux/libata.h>
	14	#include <scsi/libsas.h>
	15
b9142174 JB	16	#ifdef CONFIG_SCSI_SAS_ATA
b9142174 JB	17
338ec570 DW	18	static inline int dev_is_sata(struct domain_device *dev)
338ec570 DW	19	{
aa9f8328 JB	20	return dev->dev_type == SAS_SATA_DEV \|\| dev->dev_type == SAS_SATA_PM \|\|
aa9f8328 JB	21	dev->dev_type == SAS_SATA_PM_PORT \|\| dev->dev_type == SAS_SATA_PENDING;
338ec570 DW	22	}
338ec570 DW	23
354cf829	24	int sas_get_ata_info(struct domain_device dev, struct ex_phy phy);
b2024459	25	int sas_ata_init(struct domain_device *dev);
3a2755af	26	void sas_ata_task_abort(struct sas_task *task);
00dd4998	27	void sas_ata_strategy_handler(struct Scsi_Host *shost);
3a20e642	28	void sas_ata_eh(struct Scsi_Host shost, struct list_head work_q);
b52df417	29	void sas_ata_schedule_reset(struct domain_device *dev);
81c757bc	30	void sas_ata_wait_eh(struct domain_device *dev);
9508a66f	31	void sas_probe_sata(struct asd_sas_port *port);
303694ee DW	32	void sas_suspend_sata(struct asd_sas_port *port);
303694ee DW	33	void sas_resume_sata(struct asd_sas_port *port);
e4a9c373	34	void sas_ata_end_eh(struct ata_port *ap);
44112922	35	void sas_ata_device_link_abort(struct domain_device *dev, bool force_reset);
3f2e252e JG	36	int sas_execute_ata_cmd(struct domain_device device, u8 fis,
3f2e252e JG	37	int force_phy_id);
9181ce3c	38	int smp_ata_check_ready_type(struct ata_link *link);
ffebb38e	39	int sas_discover_sata(struct domain_device *dev);
7cc7646b JY	40	int sas_ata_add_dev(struct domain_device parent, struct ex_phy phy,
7cc7646b JY	41	struct domain_device *child, int phy_id);
b9142174 JB	42	#else
b9142174 JB	43
ffebb38e JY	44	static inline void sas_ata_disabled_notice(void)
	45	{
	46	pr_notice_once("ATA device seen but CONFIG_SCSI_SAS_ATA=N\n");
	47	}
b9142174 JB	48
	49	static inline int dev_is_sata(struct domain_device *dev)
	50	{
	51	return 0;
	52	}
b2024459	53	static inline int sas_ata_init(struct domain_device *dev)
b9142174 JB	54	{
	55	return 0;
	56	}
79bc1481	57	static inline void sas_ata_task_abort(struct sas_task *task)
b9142174 JB	58	{
b9142174 JB	59	}
00dd4998 JB	60
	61	static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
	62	{
	63	}
	64
3a20e642	65	static inline void sas_ata_eh(struct Scsi_Host shost, struct list_head work_q)
00dd4998	66	{
00dd4998 JB	67	}
00dd4998 JB	68
b52df417 DW	69	static inline void sas_ata_schedule_reset(struct domain_device *dev)
	70	{
	71	}
	72
81c757bc DW	73	static inline void sas_ata_wait_eh(struct domain_device *dev)
	74	{
	75	}
354cf829	76
9508a66f DW	77	static inline void sas_probe_sata(struct asd_sas_port *port)
	78	{
	79	}
	80
303694ee DW	81	static inline void sas_suspend_sata(struct asd_sas_port *port)
	82	{
	83	}
	84
	85	static inline void sas_resume_sata(struct asd_sas_port *port)
	86	{
	87	}
	88
354cf829 DW	89	static inline int sas_get_ata_info(struct domain_device dev, struct ex_phy phy)
	90	{
	91	return 0;
	92	}
e4a9c373 DW	93
	94	static inline void sas_ata_end_eh(struct ata_port *ap)
	95	{
	96	}
3f2e252e	97
44112922 JG	98	static inline void sas_ata_device_link_abort(struct domain_device *dev,
	99	bool force_reset)
	100	{
	101	}
	102
3f2e252e JG	103	static inline int sas_execute_ata_cmd(struct domain_device device, u8 fis,
	104	int force_phy_id)
	105	{
	106	return 0;
	107	}
057e5fc0	108
9181ce3c JZ	109	static inline int smp_ata_check_ready_type(struct ata_link *link)
	110	{
	111	return 0;
	112	}
ffebb38e JY	113
	114	static inline int sas_discover_sata(struct domain_device *dev)
	115	{
	116	sas_ata_disabled_notice();
	117	return -ENXIO;
	118	}
7cc7646b JY	119
	120	static inline int sas_ata_add_dev(struct domain_device parent, struct ex_phy phy,
	121	struct domain_device *child, int phy_id)
	122	{
	123	sas_ata_disabled_notice();
	124	return -ENODEV;
	125	}
b9142174 JB	126	#endif
b9142174 JB	127
338ec570	128	#endif /* _SAS_ATA_H_ */