ata_scsiop_mode_sense — Simulate MODE SENSE 6, 10 commands
device IDENTIFY data / SCSI command of interest.
Response buffer, to which simulated SCSI cmd output is sent.
Simulate MODE SENSE commands. Assume this is invoked for direct access devices (e.g. disks) only. There should be no block descriptor for other device types.
spin_lock_irqsave(host lock)