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 3.10 June 2014 ATA_SCSI_FIND_DEV(9)
