NAME
ata_device_shutdown - send Standby Immediate command to drive
SYNOPSIS
int ata_device_shutdown (struct ata_port * ap,
struct ata_device * dev);
ARGUMENTS
ap target ata_port
dev target device on the ata_port
DESCRIPTION
This command makes it safe to power-off a drive. Otherwise the heads
may be flying at the wrong place when the power is removed.
AUTHOR
Jeff Garzik.