ATA_QC_ISSUE(9) libata Core Internals ATA_QC_ISSUE(9)
NAME ata_qc_issue - issue taskfile to device
SYNOPSIS void ata_qc_issue(struct ata_queued_cmd * qc);
ARGUMENTS qc command to issue to device
DESCRIPTION Prepare an ATA command to submission to device. This includes mapping the data into a DMA-able area, filling in the S/G table, and finally writing the taskfile to hardware, starting the command.
LOCKING spin_lock_irqsave(host lock)
AUTHOR Jeff Garzik Author.
COPYRIGHT Kernel Hackers Manual 2.6. April 2016 ATA_QC_ISSUE(9)