From 3ee89f177e3cef0b5b024bcb6df683a3fa7d795f Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 9 Dec 2008 17:14:04 +0900 Subject: pata_hpt366: no ATAPI DMA IDE hpt366 driver doesn't allow DMA for ATAPI devices and MWDMA2 on ATAPI device locks up pata_hpt366. Follow the suit. Signed-off-by: Tejun Heo Signed-off-by: Jeff Garzik --- drivers/ata/pata_hpt366.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c index 4824821745a2..e0c4f05d7d57 100644 --- a/drivers/ata/pata_hpt366.c +++ b/drivers/ata/pata_hpt366.c @@ -183,7 +183,9 @@ static unsigned long hpt366_filter(struct ata_device *adev, unsigned long mask) mask &= ~(0xF8 << ATA_SHIFT_UDMA); if (hpt_dma_blacklisted(adev, "UDMA4", bad_ata66_4)) mask &= ~(0xF0 << ATA_SHIFT_UDMA); - } + } else if (adev->class == ATA_DEV_ATAPI) + mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA); + return ata_bmdma_mode_filter(adev, mask); } -- cgit v1.2.3