[alsa-devel] purify_inactive_streams and Azalia controllers with >1 codec
tiwai at suse.de
Fri Aug 20 09:05:51 CEST 2010
At Thu, 19 Aug 2010 14:58:07 -0700,
Stephen Warren wrote:
> Takashi Iwai wrote:
> > At Thu, 19 Aug 2010 12:08:59 -0700,
> > Stephen Warren wrote:
> > >
> > > NVIDIA GPUs that contain Azalia controllers currently all have 1 controller,
> > > each having 4 codecs, each having 1 converter.
> > >
> > > I think there's a logic bug in hda_codec.c:purify_inactive_streams();
> > > streams are controller-wide, but purify_inactive_streams() only cleans up the
> > > converters a single codec as far as I can tell.
> > Below is a quick fix patch. Could you give it a try?
> Yes, that seems to work great.
Thanks for checking. I'll merge it.
> Could you explain more why patch_atihdmi.c mostly calls snd_hda_multi_out_* yet
> patch_nvhdmi.c and patch_intelhdmi.c mostly call hdmi_*?
It's simply because patch_atihdmi.c is based on a very old code with
static configuration. A few models in patch_nvhdmi.c do so by the
same reason :)
My plan is to merge all these three modules into a single generic
hdmi module. I'll start merging ATI code to Intel since ATI HDMI
codecs are pretty simple.
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