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authorCan Guo <[email protected]>2019-11-14 22:09:24 -0800
committerMartin K. Petersen <[email protected]>2019-11-18 23:15:50 -0500
commitebdd1dfde5d2c9b2532ee5b393d66d8bc5f56177 (patch)
tree60a0fee31cf3ad820be91156a23859c5de915738
parent35c3363363ac7c8877b4984cdd8a2af377a4e92e (diff)
scsi: ufs: Add device reset in link recovery path
In order to recover from hibern8 exit failure, perform a reset in link recovery path before issuing link start-up. Link: https://lore.kernel.org/r/[email protected] Reviewed-by: Bean Huo <[email protected]> Reviewed-by: Stanley Chu <[email protected]> Signed-off-by: Can Guo <[email protected]> Signed-off-by: Martin K. Petersen <[email protected]>
-rw-r--r--drivers/scsi/ufs/ufshcd.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 977d0c6fef95..e644e1e29c91 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -3859,6 +3859,9 @@ static int ufshcd_link_recovery(struct ufs_hba *hba)
ufshcd_set_eh_in_progress(hba);
spin_unlock_irqrestore(hba->host->host_lock, flags);
+ /* Reset the attached device */
+ ufshcd_vops_device_reset(hba);
+
ret = ufshcd_host_reset_and_restore(hba);
spin_lock_irqsave(hba->host->host_lock, flags);