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ata_scsi_qc_new
Langue: en
Version: May 2009 (fedora - 06/07/09)
Section: 9 (Appels noyau Linux)
NAME
ata_scsi_qc_new - acquire new ata_queued_cmd referenceSYNOPSIS
- 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
Contenus ©2006-2024 Benjamin Poulain
Design ©2006-2024 Maxime Vantorre