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cs5536: use ->pio_mode value to determine pair device speed

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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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2010-01-18 07:21:55 +00:00 committed by David S. Miller
parent a298dc024c
commit 280d69b127
1 changed files with 1 additions and 1 deletions
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2
drivers/ide/cs5536.c
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@ -152,7 +152,7 @@ static void cs5536_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
u8 cmd_pio = pio;
if (pair)
cmd_pio = min(pio, ide_get_best_pio_mode(pair, 255, 4));
cmd_pio = min_t(u8, pio, pair->pio_mode - XFER_PIO_0);
timings &= (IDE_DRV_MASK << 8);
timings |= drv_timings[pio];