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)

RETURN
       Command allocated, or NULL if none available.

AUTHOR
       Jeff Garzik
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                        ATA_SCSI_QC_NEW(9)