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, void (*done) (struct scsi_cmnd *));
ARGUMENTS dev ATA device to which the new command is attached
cmd SCSI command that originated this ATA command
done SCSI command completion function
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 2.6. May 2011 ATA_SCSI_QC_NEW(9)