[PATCH] libata: rename ata_down_sata_spd_limit() and friends

Rename ata_down_sata_spd_limit() and friends to sata_down_spd_limit()
and likewise for simplicity & consistency.

Signed-off-by: Tejun Heo <htejun@gmail.com>
diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h
index 3f8b0a8..26975df 100644
--- a/drivers/scsi/libata.h
+++ b/drivers/scsi/libata.h
@@ -51,8 +51,8 @@
 extern unsigned ata_exec_internal(struct ata_port *ap, struct ata_device *dev,
 				  struct ata_taskfile *tf, const u8 *cdb,
 				  int dma_dir, void *buf, unsigned int buflen);
-extern int ata_down_sata_spd_limit(struct ata_port *ap);
-extern int ata_set_sata_spd_needed(struct ata_port *ap);
+extern int sata_down_spd_limit(struct ata_port *ap);
+extern int sata_set_spd_needed(struct ata_port *ap);
 extern int ata_down_xfermask_limit(struct ata_port *ap, struct ata_device *dev,
 				   int force_pio0);
 extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev);