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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /include/scsi/sas_ata.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/scsi/sas_ata.h')
-rw-r--r--include/scsi/sas_ata.h128
1 files changed, 128 insertions, 0 deletions
diff --git a/include/scsi/sas_ata.h b/include/scsi/sas_ata.h
new file mode 100644
index 0000000000..2f8c719840
--- /dev/null
+++ b/include/scsi/sas_ata.h
@@ -0,0 +1,128 @@
+/* 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_ */