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. January 2013 ATA_SCSI_QC_NEW(9)