ATA_SCSI_FIND_DEV(9) libata SCSI translation/emulat ATA_SCSI_FIND_DEV(9)
NAME 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)
RETURNS Associated ATA device, or NULL if not found.
AUTHOR Jeff Garzik Author.
COPYRIGHT Kernel Hackers Manual 2.6. May 2011 ATA_SCSI_FIND_DEV(9)