scsi: arcmsr: Add driver option host_can_queue

Add driver option host_can_queue to set host->can_queue value by
user. It's value expands up to 1024.

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2 files changed