[alsa-devel] HD-audio generic parser merged to linux-next
tiwai at suse.de
Wed Feb 13 14:02:17 CET 2013
At Wed, 13 Feb 2013 20:16:10 +0800,
Raymond Yau wrote:
> >> 6 DAC channels for 5.1 surround
> > It's an issue with the output path selection, and basically irrelevant
> > with the HP independent output.
> >> Can independent headphone enabled by default since this mean that lost of
> >> surround 5.1 for those desktop with three audio jacks at rear panel ?
> > Not really. The independent HP feature is just an additional stuff
> > that is enabled only when the configuration is available in the
> > selected paths. It doesn't influence on the path selection by
> > itself.
> The driver create "alt analog" device but does not create "Channel
> mode" or Surround, Center Lfe playback volume controls for intel
> motherboard with 3 audio jacks for those 6 channels hda codecs (e.g.
> alc662, ad1882, ...)
> hda-emu codecs/alc662-intel-d945gclf2
But it's irrelevant from whether you enable independent HP mode or
not. It's just the policy of badness evaluation. It's possible to
have a different result by adjusting the badness parameters.
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