scsi: ufs: full reinit upon resume if link was off
authorAsutosh Das <asutoshd@codeaurora.org>
Tue, 14 Apr 2020 06:14:48 +0000 (23:14 -0700)
committerMartin K. Petersen <martin.petersen@oracle.com>
Fri, 17 Apr 2020 21:24:46 +0000 (17:24 -0400)
commit089f5b64b8af10aaef176f91144275d25e71e2ff
tree641ba5d304fb5a0ca354c9097c341dcef98a540c
parent9ae583804a331594fc91c87719d404e0dc73034a
scsi: ufs: full reinit upon resume if link was off

During suspend, if the link is put to off, it would require a full
initialization during resume. This patch resets and restores both the host
and the card during initialization, otherwise host-only reset and restore
would fail occasionally.

Link: https://lore.kernel.org/r/1586844892-22720-1-git-send-email-cang@codeaurora.org
Reviewed-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Acked-by: Stanley Chu <stanley.chu@mediatek.com>
Acked-by: Avri Altman <Avri.Altman@wdc.com>
Signed-off-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/ufs/ufshcd.c