> > > > 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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