pata_rdc: add Power Management support

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c
index f52831f..e6a2dd7 100644
--- a/drivers/ata/pata_rdc.c
+++ b/drivers/ata/pata_rdc.c
@@ -387,6 +387,10 @@
 	.id_table		= rdc_pci_tbl,
 	.probe			= rdc_init_one,
 	.remove			= rdc_remove_one,
+#ifdef CONFIG_PM
+	.suspend		= ata_pci_device_suspend,
+	.resume			= ata_pci_device_resume,
+#endif
 };