Name
ata_cmd_ioctl —
Handler for HDIO_DRIVE_CMD ioctl
Synopsis
int ata_cmd_ioctl (struct scsi_device * scsidev, void __user * arg);
Arguments
scsidev
Device to which we are issuing command
arg
User provided data for issuing command
LOCKING
Defined by the SCSI layer. We don't really care.
RETURNS
Zero on success, negative errno on error.