libata: Kiss post_set_mode goodbye

As of the -mm tree we don't have post_set_mode users any more.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/ata/libata-core.c

@@ -2893,9 +2893,6 @@ int ata_do_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev)
 	if (used_dma && (ap->host->flags & ATA_HOST_SIMPLEX))
 		ap->host->simplex_claimed = ap;
 
-	/* step5: chip specific finalisation */
-	if (ap->ops->post_set_mode)
-		ap->ops->post_set_mode(ap);
  out:
 	if (rc)
 		*r_failed_dev = dev;

include/linux/libata.h

@@ -574,8 +574,6 @@ struct ata_port_operations {
 	void (*phy_reset) (struct ata_port *ap); /* obsolete */
 	int  (*set_mode) (struct ata_port *ap, struct ata_device **r_failed_dev);
 
-	void (*post_set_mode) (struct ata_port *ap);
-
 	int (*cable_detect) (struct ata_port *ap);
 
 	int  (*check_atapi_dma) (struct ata_queued_cmd *qc);