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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)
commitcd6b54bf2f8b49ba8d803eecacf02a609a7a2fb9
tree8060cd5fdd14ac8ce5d38e62cf231f6679a3c0detree | snapshot
parentc2a192816e36d2663cf5b950188cc47936504dc3commit | 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
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