centos man page for ata_scsi_qc_new

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)