tx493xide: use ->pio_mode value to determine pair device speed

Use the current PIO mode value instead of the physical maximum one
of the pair device on the port to determine PIO commmand timings used
for both devices on the port.

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

diff --git a/drivers/ide/tx4938ide.c b/drivers/ide/tx4938ide.c
index 326d4683488b42942fe38e496539eadf35b3b6e8..1d80f1fdbc973edc18bf77115d4aa612557b3e9e 100644 (file)
--- a/drivers/ide/tx4938ide.c
+++ b/drivers/ide/tx4938ide.c
@@ -64,7 +64,7 @@ static void tx4938ide_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
 
        pair = ide_get_pair_dev(drive);
        if (pair)
-               safe = min(safe, ide_get_best_pio_mode(pair, 255, 5));
+               safe = min(safe, pair->pio_mode - XFER_PIO_0);
        tx4938ide_tune_ebusc(pdata->ebus_ch, pdata->gbus_clock, safe);
 }
 

diff --git a/drivers/ide/tx4939ide.c b/drivers/ide/tx4939ide.c
index f210633a3d576fc0097ecbf5c94624f1c7b75d27..3c73677518733175d6497be954a72f4f08841e9b 100644 (file)
--- a/drivers/ide/tx4939ide.c
+++ b/drivers/ide/tx4939ide.c
@@ -114,7 +114,7 @@ static void tx4939ide_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
 
        pair = ide_get_pair_dev(drive);
        if (pair)
-               safe = min(safe, ide_get_best_pio_mode(pair, 255, 4));
+               safe = min(safe, pair->pio_mode - XFER_PIO_0);
        /*
         * Update Command Transfer Mode for master/slave and Data
         * Transfer Mode for this drive.