ide: make ide_get_best_pio_mode() static

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/ide/ide-xfer-mode.c

diff --git a/drivers/ide/ide-xfer-mode.c b/drivers/ide/ide-xfer-mode.c
index 9b549e4..5fc8d5c 100644
--- a/drivers/ide/ide-xfer-mode.c
+++ b/drivers/ide/ide-xfer-mode.c
@@ -58,7 +58,7 @@
  *	This is used by most chipset support modules when "auto-tuning".
  */
 
-u8 ide_get_best_pio_mode(ide_drive_t *drive, u8 mode_wanted, u8 max_mode)
+static u8 ide_get_best_pio_mode(ide_drive_t *drive, u8 mode_wanted, u8 max_mode)
 {
 	u16 *id = drive->id;
 	int pio_mode = -1, overridden = 0;
@@ -105,7 +105,6 @@
 
 	return pio_mode;
 }
-EXPORT_SYMBOL_GPL(ide_get_best_pio_mode);
 
 int ide_pio_need_iordy(ide_drive_t *drive, const u8 pio)
 {