[PATCH] scsi: ufs: no sw reset after last linkstartup fail
From: Seunghui Lee
Date: Thu Jun 30 2022 - 00:16:14 EST
Host driver resets the host(ufshcd_hba_enable) after last linkstartup
command failed. All of the member or host dump after linkstartup fail are
reset value because of sw reset.
Signed-off-by: Junwoo Lee <junwoo80.lee@xxxxxxxxxxx>
Signed-off-by: Seunghui Lee <sh043.lee@xxxxxxxxxxx>
---
drivers/ufs/core/ufshcd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 7c1d7bb9c579..2cdc14675443 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -4753,7 +4753,7 @@ static int ufshcd_link_startup(struct ufs_hba *hba)
* but we can't be sure if the link is up until link startup
* succeeds. So reset the local Uni-Pro and try again.
*/
- if (ret && ufshcd_hba_enable(hba)) {
+ if (ret && retries && ufshcd_hba_enable(hba)) {
ufshcd_update_evt_hist(hba,
UFS_EVT_LINK_STARTUP_FAIL,
(u32)ret);
--
2.29.0