FROMGIT: scsi: ufs: override auto suspend tunables for ufs

Rework from previous work by:
Sujit Reddy Thumma <sthumma@codeaurora.org>

Override auto suspend tunables for UFS device LUNs during initialization so
as to efficiently manage background operations and the power consumption.

Link: https://lore.kernel.org/r/1568649411-5127-3-git-send-email-stanley.chu@mediatek.com


Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Bug: 140620770
(cherry pick from 49615ba144a0929c725d08f0d3ba8494c8b77404
 https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git

 misc)
Change-Id: I35bc8d52c73db5d9e6936c5fbfb728b5436fcf1f
Signed-off-by: Todd Kjos <tkjos@google.com>