Commit 06ab7822 authored Feb 12, 2006 by Tejun Heo Committed by Jeff Garzik Feb 12, 2006

[PATCH] libata: allow ->probe_reset to return ATA_DEV_UNKNOWN



This patch makes ata_bus_probe() normalize classes[] returned by
->probe_reset such that ->probe_reset can return ATA_DEV_UNKNOWN.
This eases implementation of ->probe_reset's which don't directly use
ata_drive_probe_reset().

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

parent bef4a456

drivers/scsi/libata-core.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1142,8 +1142,11 @@ static int ata_bus_probe(struct ata_port *ap)

		rc = ap->ops->probe_reset(ap, classes);
		if (rc == 0) {
		for (i = 0; i < ATA_MAX_DEVICES; i++)
		for (i = 0; i < ATA_MAX_DEVICES; i++) {
		if (classes[i] == ATA_DEV_UNKNOWN)
		classes[i] = ATA_DEV_NONE;
		ap->device[i].class = classes[i];
		}
		} else {
		printk(KERN_ERR "ata%u: probe reset failed, "
		"disabling port\n", ap->id);