ata_scsi_find_dev (9) Linux Manual Page
ata_scsi_find_dev – lookup ata_device from scsi_cmnd
Synopsis
struct ata_device *ata_scsi_find_dev(struct ata_port *ap, const struct scsi_device *scsidev);Arguments
ap
-
- ATA port to which the device is attached
scsidev
- SCSI device from which we derive the ATA device
Description
Given various information provided in struct scsi_cmnd, map that onto an ATA bus, and using that mapping determine which ata_device is associated with the SCSI command to be sent.
LOCKING: spin_lock_irqsave(host lock)
Return
Associated ATA device, or NULL if not found.
Author
Jeff Garzik
- Author.