ATA_SCSI_QC_NEW(9) libata SCSI translation/emulat ATA_SCSI_QC_NEW(9)
NAME
ata_scsi_qc_new - acquire new ata_queued_cmd reference
SYNOPSIS
struct ata_queued_cmd * ata_scsi_qc_new(struct ata_device * dev, struct scsi_cmnd * cmd);
ARGUMENTS
dev
ATA device to which the new command is attached
cmd
SCSI command that originated this ATA command
DESCRIPTION
Obtain a reference to an unused ata_queued_cmd structure, which is the basic libata structure representing a single ATA command sent to the
hardware.
If a command was available, fill in the SCSI-specific portions of the structure with information on the current command.
LOCKING
spin_lock_irqsave(host lock)
RETURNS
Command allocated, or NULL if none available.
AUTHOR
Jeff Garzik
Author.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 ATA_SCSI_QC_NEW(9)
