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| author | Bartlomiej Zolnierkiewicz | 2009-12-03 23:52:16 +0100 |
|---|---|---|
| committer | Jeff Garzik | 2009-12-03 23:52:16 +0100 |
| commit | 82563232c79c6f0099a02f7d2652ee7aee3fe9ba (patch) | |
| tree | 8b540ad44a2805e60255ca3d7239d456749a0ed1 /drivers/ata/pata_oldpiix.c | |
| parent | pata_via: clear UDMA transfer mode bit for PIO and MWDMA (diff) | |
| download | kernel-qcow2-linux-82563232c79c6f0099a02f7d2652ee7aee3fe9ba.tar.gz kernel-qcow2-linux-82563232c79c6f0099a02f7d2652ee7aee3fe9ba.tar.xz kernel-qcow2-linux-82563232c79c6f0099a02f7d2652ee7aee3fe9ba.zip | |
[libata] MWDMA0 is unsupported on PIIX-like PATA controllers
MWDMA0 timings cannot be met with the PIIX based controller
programming interface.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/pata_oldpiix.c')
| -rw-r--r-- | drivers/ata/pata_oldpiix.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c index 84ac5033ac89..9a8687db6b2d 100644 --- a/drivers/ata/pata_oldpiix.c +++ b/drivers/ata/pata_oldpiix.c @@ -239,7 +239,7 @@ static int oldpiix_init_one (struct pci_dev *pdev, const struct pci_device_id *e static const struct ata_port_info info = { .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = ATA_PIO4, - .mwdma_mask = ATA_MWDMA2, + .mwdma_mask = ATA_MWDMA12_ONLY, .port_ops = &oldpiix_pata_ops, }; const struct ata_port_info *ppi[] = { &info, NULL }; |