scsi: qla2xxx: Consolidate zio threshold setting for both FCP & NVMe

[ Upstream commit 5777fef7 ]

Consolidate zio threshold setting for both FCP & NVMe to prevent one
protocol from clobbering the setting of the other protocol.

Link: https://lore.kernel.org/r/20210329085229.4367-5-njavali@marvell.com


Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Stable-dep-of: 6d0b6556 ("scsi: qla2xxx: Flush mailbox commands on chip reset")
Signed-off-by: Sasha Levin <sashal@kernel.org>