ata_exec_command_mmio

Name

ata_exec_command_mmio --  issue ATA command to host controller

Synopsis

void ata_exec_command_mmio (struct ata_port * ap, struct ata_taskfile * tf);

Arguments

ap

port to which command is being issued

tf

ATA taskfile register set

Description

Issues MMIO write to ATA command register, with proper synchronization with interrupt handler / other threads.

LOCKING

spin_lock_irqsave(host_set lock)