scsi: ufs: add queries retry mechanism

Some of the queries might fail during init. To avoid
system failure, we add retry mechanism to issue queries
several times.

Signed-off-by: Dolev Raviv <draviv@codeaurora.org>
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>