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-rw-r--r--drivers/ata/libata-core.c27
-rw-r--r--drivers/ata/libata-eh.c5
-rw-r--r--drivers/ata/libata-scsi.c3
-rw-r--r--drivers/ata/libata.h1
4 files changed, 24 insertions, 12 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 32325a1c07af..bfd452b0d46d 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5977,6 +5977,21 @@ int ata_host_activate(struct ata_host *host, int irq,
EXPORT_SYMBOL_GPL(ata_host_activate);
/**
+ * ata_dev_free_resources - Free a device resources
+ * @dev: Target ATA device
+ *
+ * Free resources allocated to support a device features.
+ *
+ * LOCKING:
+ * Kernel thread context (may sleep).
+ */
+void ata_dev_free_resources(struct ata_device *dev)
+{
+ if (zpodd_dev_enabled(dev))
+ zpodd_exit(dev);
+}
+
+/**
* ata_port_detach - Detach ATA port in preparation of device removal
* @ap: ATA port to be detached
*
@@ -6030,19 +6045,15 @@ static void ata_port_detach(struct ata_port *ap)
cancel_delayed_work_sync(&ap->hotplug_task);
cancel_delayed_work_sync(&ap->scsi_rescan_task);
- /* clean up zpodd on port removal */
- ata_for_each_link(link, ap, HOST_FIRST) {
- ata_for_each_dev(dev, link, ALL) {
- if (zpodd_dev_enabled(dev))
- zpodd_exit(dev);
- }
- }
+ /* Delete port multiplier link transport devices */
if (ap->pmp_link) {
int i;
+
for (i = 0; i < SATA_PMP_MAX_PORTS; i++)
ata_tlink_delete(&ap->pmp_link[i]);
}
- /* remove the associated SCSI host */
+
+ /* Remove the associated SCSI host */
scsi_remove_host(ap->scsi_host);
ata_tport_delete(ap);
}
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index ed535e1b4225..364828b8a22d 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -500,10 +500,13 @@ static void ata_eh_dev_disable(struct ata_device *dev)
ata_down_xfermask_limit(dev, ATA_DNXFER_FORCE_PIO0 | ATA_DNXFER_QUIET);
dev->class++;
- /* From now till the next successful probe, ering is used to
+ /*
+ * From now till the next successful probe, ering is used to
* track probe failures. Clear accumulated device error info.
*/
ata_ering_clear(&dev->ering);
+
+ ata_dev_free_resources(dev);
}
static void ata_eh_unload(struct ata_port *ap)
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 6bd7ab27fcbb..4fb45565c142 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -4614,9 +4614,6 @@ static void ata_scsi_handle_link_detach(struct ata_link *link)
dev->flags &= ~ATA_DFLAG_DETACHED;
spin_unlock_irqrestore(ap->lock, flags);
- if (zpodd_dev_enabled(dev))
- zpodd_exit(dev);
-
ata_scsi_remove_dev(dev);
}
}
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 2a9d1bbf2482..927d77bde7ef 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -71,6 +71,7 @@ extern bool ata_dev_power_init_tf(struct ata_device *dev,
struct ata_taskfile *tf, bool set_active);
extern void ata_dev_power_set_standby(struct ata_device *dev);
extern void ata_dev_power_set_active(struct ata_device *dev);
+void ata_dev_free_resources(struct ata_device *dev);
extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel);
extern unsigned int ata_dev_set_feature(struct ata_device *dev,
u8 subcmd, u8 action);