129 lines
3.1 KiB
C
129 lines
3.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Support for SATA devices on Serial Attached SCSI (SAS) controllers
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*
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* Copyright (C) 2006 IBM Corporation
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*
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* Written by: Darrick J. Wong <djwong@us.ibm.com>, IBM Corporation
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*/
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#ifndef _SAS_ATA_H_
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#define _SAS_ATA_H_
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#include <linux/libata.h>
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#include <scsi/libsas.h>
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#ifdef CONFIG_SCSI_SAS_ATA
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static inline int dev_is_sata(struct domain_device *dev)
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{
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return dev->dev_type == SAS_SATA_DEV || dev->dev_type == SAS_SATA_PM ||
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dev->dev_type == SAS_SATA_PM_PORT || dev->dev_type == SAS_SATA_PENDING;
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}
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int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
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int sas_ata_init(struct domain_device *dev);
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void sas_ata_task_abort(struct sas_task *task);
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void sas_ata_strategy_handler(struct Scsi_Host *shost);
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void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q);
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void sas_ata_schedule_reset(struct domain_device *dev);
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void sas_ata_wait_eh(struct domain_device *dev);
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void sas_probe_sata(struct asd_sas_port *port);
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void sas_suspend_sata(struct asd_sas_port *port);
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void sas_resume_sata(struct asd_sas_port *port);
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void sas_ata_end_eh(struct ata_port *ap);
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void sas_ata_device_link_abort(struct domain_device *dev, bool force_reset);
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int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
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int force_phy_id);
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int smp_ata_check_ready_type(struct ata_link *link);
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int sas_discover_sata(struct domain_device *dev);
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int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
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struct domain_device *child, int phy_id);
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#else
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static inline void sas_ata_disabled_notice(void)
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{
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pr_notice_once("ATA device seen but CONFIG_SCSI_SAS_ATA=N\n");
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}
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static inline int dev_is_sata(struct domain_device *dev)
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{
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return 0;
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}
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static inline int sas_ata_init(struct domain_device *dev)
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{
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return 0;
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}
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static inline void sas_ata_task_abort(struct sas_task *task)
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{
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}
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static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
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{
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}
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static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q)
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{
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}
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static inline void sas_ata_schedule_reset(struct domain_device *dev)
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{
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}
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static inline void sas_ata_wait_eh(struct domain_device *dev)
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{
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}
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static inline void sas_probe_sata(struct asd_sas_port *port)
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{
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}
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static inline void sas_suspend_sata(struct asd_sas_port *port)
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{
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}
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static inline void sas_resume_sata(struct asd_sas_port *port)
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{
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}
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static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
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{
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return 0;
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}
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static inline void sas_ata_end_eh(struct ata_port *ap)
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{
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}
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static inline void sas_ata_device_link_abort(struct domain_device *dev,
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bool force_reset)
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{
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}
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static inline int sas_execute_ata_cmd(struct domain_device *device, u8 *fis,
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int force_phy_id)
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{
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return 0;
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}
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static inline int smp_ata_check_ready_type(struct ata_link *link)
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{
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return 0;
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}
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static inline int sas_discover_sata(struct domain_device *dev)
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{
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sas_ata_disabled_notice();
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return -ENXIO;
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}
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static inline int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
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struct domain_device *child, int phy_id)
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{
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sas_ata_disabled_notice();
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return -ENODEV;
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}
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#endif
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#endif /* _SAS_ATA_H_ */
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