If the link startup command fails, trigger hardware reset to reset the UFS device before link startup retry.
Signed-off-by: DooHyun Hwang <[email protected]> --- drivers/scsi/ufs/ufshcd.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 32cb3b0dcbcf..a87e98631a72 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -4644,7 +4644,15 @@ static int ufshcd_link_startup(struct ufs_hba *hba) (u32)ret); if (link_startup_again) { + int err = 0; + link_startup_again = false; + + /* Reset the attached device before retrying */ + err = ufshcd_vops_device_reset(hba); + if (err && (err != -EOPNOTSUPP)) + ufshcd_update_evt_hist(hba, UFS_EVT_DEV_RESET, err); + retries = DME_LINKSTARTUP_RETRIES; goto link_startup; } -- 2.29.0
