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Diffstat (limited to 'drivers/ata/libata-core.c')
-rw-r--r--drivers/ata/libata-core.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 5aedd1af06e6..50ae20101d10 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5630,6 +5630,10 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
ehi->dev_action[dev->devno] |= ATA_EH_REVALIDATE;
ata_port_schedule_eh(ap);
break;
+
+ case ATA_CMD_SLEEP:
+ dev->flags |= ATA_DFLAG_SLEEPING;
+ break;
}
__ata_qc_complete(qc);
@@ -5769,6 +5773,14 @@ void ata_qc_issue(struct ata_queued_cmd *qc)
qc->flags &= ~ATA_QCFLAG_DMAMAP;
}
+ /* if device is sleeping, schedule softreset and abort the link */
+ if (unlikely(qc->dev->flags & ATA_DFLAG_SLEEPING)) {
+ link->eh_info.action |= ATA_EH_SOFTRESET;
+ ata_ehi_push_desc(&link->eh_info, "waking up from sleep");
+ ata_link_abort(link);
+ return;
+ }
+
ap->ops->qc_prep(qc);
qc->err_mask |= ap->ops->qc_issue(qc);

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