[libata] convert drivers to use ata.h mode mask defines

No functional changes in this patch.

Signed-off-by: Erik Inge Bolsø <knan-lkml@anduin.net>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 50ae6d1..68d27bc7 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -737,10 +737,10 @@
 	 */
 	prop = of_get_property(op->node, "mwdma-mode", &proplen);
 	if ((prop) && (proplen >= 4))
-		mwdma_mask = 0x7 & ((1 << (*prop + 1)) - 1);
+		mwdma_mask = ATA_MWDMA2 & ((1 << (*prop + 1)) - 1);
 	prop = of_get_property(op->node, "udma-mode", &proplen);
 	if ((prop) && (proplen >= 4))
-		udma_mask = 0x7 & ((1 << (*prop + 1)) - 1);
+		udma_mask = ATA_UDMA2 & ((1 << (*prop + 1)) - 1);
 
 	ata_irq = irq_of_parse_and_map(op->node, 0);
 	if (ata_irq == NO_IRQ) {