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path: root/drivers/ata/libata-eh.c
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Diffstat (limited to 'drivers/ata/libata-eh.c')
-rw-r--r--drivers/ata/libata-eh.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 3f0144e7dc80..3b303d4ae37a 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -651,6 +651,7 @@ void ata_scsi_cmd_error_handler(struct Scsi_Host *host, struct ata_port *ap,
/* the scmd has an associated qc */
if (!(qc->flags & ATA_QCFLAG_EH)) {
/* which hasn't failed yet, timeout */
+ set_host_byte(scmd, DID_TIME_OUT);
qc->err_mask |= AC_ERR_TIMEOUT;
qc->flags |= ATA_QCFLAG_EH;
nr_timedout++;
@@ -4099,10 +4100,20 @@ static void ata_eh_handle_port_suspend(struct ata_port *ap)
WARN_ON(ap->pflags & ATA_PFLAG_SUSPENDED);
- /* Set all devices attached to the port in standby mode */
- ata_for_each_link(link, ap, HOST_FIRST) {
- ata_for_each_dev(dev, link, ENABLED)
- ata_dev_power_set_standby(dev);
+ /*
+ * We will reach this point for all of the PM events:
+ * PM_EVENT_SUSPEND (if runtime pm, PM_EVENT_AUTO will also be set)
+ * PM_EVENT_FREEZE, and PM_EVENT_HIBERNATE.
+ *
+ * We do not want to perform disk spin down for PM_EVENT_FREEZE.
+ * (Spin down will be performed by the subsequent PM_EVENT_HIBERNATE.)
+ */
+ if (!(ap->pm_mesg.event & PM_EVENT_FREEZE)) {
+ /* Set all devices attached to the port in standby mode */
+ ata_for_each_link(link, ap, HOST_FIRST) {
+ ata_for_each_dev(dev, link, ENABLED)
+ ata_dev_power_set_standby(dev);
+ }
}
/*