opti621: always tune PIO

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/pci/opti621.c

 /*
- *  linux/drivers/ide/pci/opti621.c		Version 0.7	Sept 10, 2002
+ *  linux/drivers/ide/pci/opti621.c		Version 0.8	Aug 27, 2007
  *
  *  Copyright (C) 1996-1998  Linus Torvalds & authors (see below)
  */
@@ -57,9 +57,6 @@
  * There is a 25/33MHz switch in configuration
  * register, but driver is written for use at any frequency which get
  * (use idebus=xx to select PCI bus speed).
- * Use hda=autotune and hdb=autotune for automatical tune of the PIO modes.
- * If you get strange results, do not use this and set PIO manually
- * by hdparm.
  *
  * Version 0.1, Nov 8, 1996
  * by Jaromir Koutek, for 2.1.8. 
@@ -332,6 +329,9 @@ static void __devinit init_hwif_opti621 (ide_hwif_t *hwif)
 	hwif->drives[1].drive_data = PIO_DONT_KNOW;
 
 	hwif->set_pio_mode = &opti621_set_pio_mode;
+
+	hwif->drives[0].autotune = 1;
+	hwif->drives[1].autotune = 1;
 }
 
 static ide_pci_device_t opti621_chipsets[] __devinitdata = {