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Code

pata_cmd64x: fix handling of address setup timings

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Account for the requirements of the DMA mode currently used
by the pair device.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2010-01-18 18:15:04 +01:00 committed by Jeff Garzik
parent a2bd62207a
commit d62f5576ef
1 changed files with 6 additions and 0 deletions
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6
drivers/ata/pata_cmd64x.c
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@ -131,8 +131,14 @@ static void cmd64x_set_timing(struct ata_port *ap, struct ata_device *adev, u8 m
if (pair) {
struct ata_timing tp;
ata_timing_compute(pair, pair->pio_mode, &tp, T, 0);
ata_timing_merge(&t, &tp, &t, ATA_TIMING_SETUP);
if (pair->dma_mode) {
ata_timing_compute(pair, pair->dma_mode,
&tp, T, 0);
ata_timing_merge(&tp, &t, &t, ATA_TIMING_SETUP);
}
}
}