scsi: ufs: Change fDeviceInit busy wait
authorKiwoong Kim <kwmad.kim@samsung.com>
Mon, 10 Aug 2020 10:02:27 +0000 (19:02 +0900)
committerMartin K. Petersen <martin.petersen@oracle.com>
Fri, 21 Aug 2020 01:53:42 +0000 (21:53 -0400)
commit29707fab584540ce4e85526b0dde49b976bc1bdf
treeb8c7e98dbfc86ba8d480b9c154109deea9fbfcaf
parentb0008625795b6f8de2fc785041dd1dc8468f0367
scsi: ufs: Change fDeviceInit busy wait

Currently, the UFS driver busy waits for fDeviceInit to be cleared. Provide
an upper bound and sleep between attempts instead of busy waiting.

Link: https://lore.kernel.org/r/1597053747-75171-1-git-send-email-kwmad.kim@samsung.com
Tested-by: Kiwoong Kim <kwmad.kim@samsung.com>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Kiwoong Kim <kwmad.kim@samsung.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/ufs/ufshcd.c