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| author | Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2007-01-30 20:40:30 +0300 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-09 17:39:38 -0500 |
| commit | 24a01453892e0a4a6ad38460541bd0dae9b1837f (patch) | |
| tree | bcf4e72523a229a67d12eb9798b40f975eeb04fc /drivers/ata/pata_sl82c105.c | |
| parent | 246ce3b675843e0369643cceb4faeb6cf6d19a30 (diff) | |
| download | op-kernel-dev-24a01453892e0a4a6ad38460541bd0dae9b1837f.zip op-kernel-dev-24a01453892e0a4a6ad38460541bd0dae9b1837f.tar.gz | |
pata_sl82c105: wrong assumptions about compatible PIO modes
Fix the wrong "compatible" PIO mode choices: MWDMA0 has 480 ns cycle while PIO1
only has 383 ns cycle, and MWDMA2 timings matchs those of PIO4 exactly.
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/pata_sl82c105.c')
| -rw-r--r-- | drivers/ata/pata_sl82c105.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c index a403456..f2fa158 100644 --- a/drivers/ata/pata_sl82c105.c +++ b/drivers/ata/pata_sl82c105.c @@ -139,13 +139,13 @@ static void sl82c105_set_dmamode(struct ata_port *ap, struct ata_device *adev) { switch(adev->dma_mode) { case XFER_MW_DMA_0: - sl82c105_configure_piomode(ap, adev, 1); + sl82c105_configure_piomode(ap, adev, 0); break; case XFER_MW_DMA_1: sl82c105_configure_piomode(ap, adev, 3); break; case XFER_MW_DMA_2: - sl82c105_configure_piomode(ap, adev, 3); + sl82c105_configure_piomode(ap, adev, 4); break; default: BUG(); |
