[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);

extern const struct attribute_group sas_ata_sdev_attr_group;

#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;
}

#define sas_ata_sdev_attr_group ((struct attribute_group) {})

#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);
b4d3ddd2 IP	42
	43	extern const struct attribute_group sas_ata_sdev_attr_group;
	44
b9142174 JB	45	#else
b9142174 JB	46
ffebb38e JY	47	static inline void sas_ata_disabled_notice(void)
	48	{
	49	pr_notice_once("ATA device seen but CONFIG_SCSI_SAS_ATA=N\n");
	50	}
b9142174 JB	51
	52	static inline int dev_is_sata(struct domain_device *dev)
	53	{
	54	return 0;
	55	}
b2024459	56	static inline int sas_ata_init(struct domain_device *dev)
b9142174 JB	57	{
	58	return 0;
	59	}
79bc1481	60	static inline void sas_ata_task_abort(struct sas_task *task)
b9142174 JB	61	{
b9142174 JB	62	}
00dd4998 JB	63
	64	static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
	65	{
	66	}
	67
3a20e642	68	static inline void sas_ata_eh(struct Scsi_Host shost, struct list_head work_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
303694ee DW	84	static inline void sas_suspend_sata(struct asd_sas_port *port)
	85	{
	86	}
	87
	88	static inline void sas_resume_sata(struct asd_sas_port *port)
	89	{
	90	}
	91
354cf829 DW	92	static inline int sas_get_ata_info(struct domain_device dev, struct ex_phy phy)
	93	{
	94	return 0;
	95	}
e4a9c373 DW	96
	97	static inline void sas_ata_end_eh(struct ata_port *ap)
	98	{
	99	}
3f2e252e	100
44112922 JG	101	static inline void sas_ata_device_link_abort(struct domain_device *dev,
	102	bool force_reset)
	103	{
	104	}
	105
3f2e252e JG	106	static inline int sas_execute_ata_cmd(struct domain_device device, u8 fis,
	107	int force_phy_id)
	108	{
	109	return 0;
	110	}
057e5fc0	111
9181ce3c JZ	112	static inline int smp_ata_check_ready_type(struct ata_link *link)
	113	{
	114	return 0;
	115	}
ffebb38e JY	116
	117	static inline int sas_discover_sata(struct domain_device *dev)
	118	{
	119	sas_ata_disabled_notice();
	120	return -ENXIO;
	121	}
7cc7646b JY	122
	123	static inline int sas_ata_add_dev(struct domain_device parent, struct ex_phy phy,
	124	struct domain_device *child, int phy_id)
	125	{
	126	sas_ata_disabled_notice();
	127	return -ENODEV;
	128	}
b4d3ddd2 IP	129
	130	#define sas_ata_sdev_attr_group ((struct attribute_group) {})
	131
b9142174 JB	132	#endif
b9142174 JB	133
338ec570	134	#endif /* _SAS_ATA_H_ */