The field is only used by the 53c700 driver, so move it into the
driver-private device data instead of having it in the common structure.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NTomas Henzl <thenzl@redhat.com>
Reviewed-by: NEwan D. Milne <emilne@redhat.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>