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ALSA: hda - Enable snoop bit for AMD controllers
authorTakashi Iwai <tiwai@suse.de>
Tue, 17 May 2011 16:41:25 +0000 (18:41 +0200)
committerTakashi Iwai <tiwai@suse.de>
Tue, 17 May 2011 16:41:25 +0000 (18:41 +0200)
commit20c304ed84e05a91b2acae36d428d621d3c1d1c6
tree8060cd5fdd14ac8ce5d38e62cf231f6679a3c0detree | snapshot
parentb55fcb508dfc9f00056beb33d4c466bc9032dd05commit | diff
ALSA: hda - Enable snoop bit for AMD controllers

AMD Hudson controllers give noisy outputs when the buffer data is
rewritten on the fly as PulseAudio does.  This seems fixed by the
snoop bit enabled just like ATI chipset.

Also, disable 64bit DMA as now, to be sure.
We can revisit this later.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/hda_intel.c diff | blob | history
Domain: System / Uncategorized;