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| author | Jaroslav Kysela <perex@perex.cz> | 2009-12-09 10:44:47 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-12-09 12:29:25 +0100 |
| commit | 396087eaead95fcb29eb36f1e59517aeb58c545e (patch) | |
| tree | 67936c3a867c4311f2995970c186448085135e30 | |
| parent | 11caa3bfdf565455ad3079855729ea7112b0d28f (diff) | |
| download | blackbird-op-linux-396087eaead95fcb29eb36f1e59517aeb58c545e.tar.gz blackbird-op-linux-396087eaead95fcb29eb36f1e59517aeb58c545e.zip | |
ALSA: hda - Terradici HDA controllers does not support 64-bit mode
Confirmed from vendor and tests in RedHat bugzilla #536782 .
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index d822bfc6cad6..efcc4f7c57f2 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2450,6 +2450,11 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci, } } + /* disable 64bit DMA address for Teradici */ + /* it does not work with device 6549:1200 subsys e4a2:040b */ + if (chip->driver_type == AZX_DRIVER_TERA) + gcap &= ~ICH6_GCAP_64OK; + /* allow 64bit DMA address if supported by H/W */ if ((gcap & ICH6_GCAP_64OK) && !pci_set_dma_mask(pci, DMA_BIT_MASK(64))) pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(64)); |
