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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-06-15 12:52:53 -0400
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-06-15 12:52:53 -0400
commitc9ef59ff01b6bd1c7360a64fcc8556a1193c2ed0 (patch)
tree5bd24f0d0f720ab29f9a5b5a2156a620e2ff2113 /drivers/ide/pdc202xx_old.c
parent6dae44f9a55f13765c877687602cd2bf1a057cfd (diff)
ide: IORDY handling fixes
Add ide_pio_need_iordy() helper and convert host drivers to use it. This fixes it8172, it8213, pdc202xx_old, piix, slc90e66 and siimage host drivers to handle IORDY correctly. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pdc202xx_old.c')
-rw-r--r--drivers/ide/pdc202xx_old.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ide/pdc202xx_old.c b/drivers/ide/pdc202xx_old.c
index b6abf7e52cac..4f5b536282af 100644
--- a/drivers/ide/pdc202xx_old.c
+++ b/drivers/ide/pdc202xx_old.c
@@ -73,7 +73,7 @@ static void pdc202xx_set_mode(ide_drive_t *drive, const u8 speed)
73 * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A 73 * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A
74 */ 74 */
75 AP &= ~0x3f; 75 AP &= ~0x3f;
76 if (ata_id_iordy_disable(drive->id)) 76 if (ide_pio_need_iordy(drive, speed - XFER_PIO_0))
77 AP |= 0x20; /* set IORDY_EN bit */ 77 AP |= 0x20; /* set IORDY_EN bit */
78 if (drive->media == ide_disk) 78 if (drive->media == ide_disk)
79 AP |= 0x10; /* set Prefetch_EN bit */ 79 AP |= 0x10; /* set Prefetch_EN bit */