From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx> Subject: [PATCH] pata_radisys: fix UDMA handling Set correct bits to switch between UDMA2 and UDMA4. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx> --- drivers/ata/pata_radisys.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) Index: b/drivers/ata/pata_radisys.c =================================================================== --- a/drivers/ata/pata_radisys.c +++ b/drivers/ata/pata_radisys.c @@ -139,9 +139,9 @@ static void radisys_set_dmamode (struct pci_read_config_byte(dev, 0x4A, &udma_mode); if (adev->xfer_mode == XFER_UDMA_2) - udma_mode &= ~ (1 << adev->devno); + udma_mode &= ~(2 << (adev->devno * 4)); else /* UDMA 4 */ - udma_mode |= (1 << adev->devno); + udma_mode |= (2 << (adev->devno * 4)); pci_write_config_byte(dev, 0x4A, udma_mode); -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
