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authorTejun Heo <tj@kernel.org>2009-01-29 14:31:30 +0300
committerJeff Garzik <jgarzik@redhat.com>2009-02-03 07:03:00 +0300
commit678afac678061ee41bc3007885003c125912a8e2 (patch)
tree134b4227b0826d14810f0d617090d5b7fe5e4369
parentd89293abd95bfd7dd9229087d6c30c1464c5ac83 (diff)
downloadlinux-678afac678061ee41bc3007885003c125912a8e2.tar.xz
libata: move ata_dev_disable() to libata-eh.c
ata_dev_disable() is about to be more tightly integrated into EH logic. Move it to libata-eh.c. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
-rw-r--r--drivers/ata/libata-core.c12
-rw-r--r--drivers/ata/libata-eh.c21
-rw-r--r--drivers/ata/libata.h2
3 files changed, 22 insertions, 13 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 574715d0b0fc..af60d2715825 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1015,18 +1015,6 @@ static const char *sata_spd_string(unsigned int spd)
return spd_str[spd - 1];
}
-void ata_dev_disable(struct ata_device *dev)
-{
- if (ata_dev_enabled(dev)) {
- if (ata_msg_drv(dev->link->ap))
- ata_dev_printk(dev, KERN_WARNING, "disabled\n");
- ata_acpi_on_disable(dev);
- ata_down_xfermask_limit(dev, ATA_DNXFER_FORCE_PIO0 |
- ATA_DNXFER_QUIET);
- dev->class++;
- }
-}
-
static int ata_dev_set_dipm(struct ata_device *dev, enum link_pm policy)
{
struct ata_link *link = dev->link;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index c15572d22a3b..aafe82bf5e2e 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1176,6 +1176,27 @@ void ata_eh_qc_retry(struct ata_queued_cmd *qc)
}
/**
+ * ata_dev_disable - disable ATA device
+ * @dev: ATA device to disable
+ *
+ * Disable @dev.
+ *
+ * Locking:
+ * EH context.
+ */
+void ata_dev_disable(struct ata_device *dev)
+{
+ if (!ata_dev_enabled(dev))
+ return;
+
+ if (ata_msg_drv(dev->link->ap))
+ ata_dev_printk(dev, KERN_WARNING, "disabled\n");
+ ata_acpi_on_disable(dev);
+ ata_down_xfermask_limit(dev, ATA_DNXFER_FORCE_PIO0 | ATA_DNXFER_QUIET);
+ dev->class++;
+}
+
+/**
* ata_eh_detach_dev - detach ATA device
* @dev: ATA device to detach
*
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index fe2839e58774..0a6f5be15112 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -79,7 +79,6 @@ extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
u64 block, u32 n_block, unsigned int tf_flags,
unsigned int tag);
extern u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev);
-extern void ata_dev_disable(struct ata_device *dev);
extern void ata_pio_queue_task(struct ata_port *ap, void *data,
unsigned long delay);
extern void ata_port_flush_task(struct ata_port *ap);
@@ -160,6 +159,7 @@ extern void ata_scsi_error(struct Scsi_Host *host);
extern void ata_port_wait_eh(struct ata_port *ap);
extern void ata_eh_fastdrain_timerfn(unsigned long arg);
extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc);
+extern void ata_dev_disable(struct ata_device *dev);
extern void ata_eh_detach_dev(struct ata_device *dev);
extern void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev,
unsigned int action);