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)