[Intel-gfx] [alsa-devel] [PATCH 3/4] snd: add support for displayport multi-stream to hda codec.

[Raymond Yau]

> >
> > Shall we move or cc this discussion on audio driver side to ALSA ML?
>
> Oops I thought I had cc'ed these patches to alsa-devel as well when I
sent them.
>
> > I think we also need to decide how to manage PCM devices for DP MST.
> > Now the HD-A driver create a PCM device for each pin, and the substream
> > number is 1 for each PCM. Now with DP MST enabled, each pin can support
> > multiple streams (e.g. 3 on Intel HSW/BDW/SKL).

What hardware feature are available ?

Only three monitors playing different audio streams or

With 1x3 video wall , can the center monitor playback stereo while the left
monitor play left channel and right monitor play right channel ?
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