Use the standard SCSI message definitions instead of the driver-internal
ones.

Link: https://lore.kernel.org/r/20210113090500.129644-20-hare@suse.deReviewed-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NHannes Reinecke <hare@suse.de>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>