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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-02-17 02:40:25 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-02-17 02:40:25 +0100 |
| commit | d8f4469d5f2c35e0b8272f254b42737a2b8ce877 (patch) | |
| tree | 3528896358f9d707694ab470055a19dfe68b3a09 /drivers/ide/pci/pdc202xx_new.c | |
| parent | 2ad1e558a2305c2b3d5099ee2f4a5929307c20ca (diff) | |
| download | lwn-d8f4469d5f2c35e0b8272f254b42737a2b8ce877.tar.gz lwn-d8f4469d5f2c35e0b8272f254b42737a2b8ce877.zip | |
ide: disable DMA in ->ide_dma_check for "no IORDY" case (v2)
If DMA is unsupported ->ide_dma_check should disable DMA.
v2:
* updated for scc_pata
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/pdc202xx_new.c')
| -rw-r--r-- | drivers/ide/pci/pdc202xx_new.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index 32f37e4c1292..b780e15e9f32 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -288,12 +288,10 @@ static int pdcnew_config_drive_xfer_rate(ide_drive_t *drive) if (ide_use_dma(drive) && config_chipset_for_dma(drive)) return hwif->ide_dma_on(drive); - if (ide_use_fast_pio(drive)) { + if (ide_use_fast_pio(drive)) hwif->tuneproc(drive, 255); - return hwif->ide_dma_off_quietly(drive); - } - /* IORDY not supported */ - return 0; + + return hwif->ide_dma_off_quietly(drive); } static int pdcnew_quirkproc(ide_drive_t *drive) |