[pulseaudio-discuss] [PATCH] switch-on-port-available: Switch from HDMI to analog; but not the other way around
david.henningsson at canonical.com
Sun Jan 31 21:06:24 PST 2016
On 2016-02-01 02:40, Raymond Yau wrote:
> > > If you have headphones plugged in and plug in HDMI; you want sound
> > > to stay on headphones.
> > > If you have HDMI plugged in and you plug in headphones; you want sound
> > > to switch to headphones.
> > >
> > > Hence we need to take priority into account as well when determining
> > > whether to switch to a new profile or not.
> > I think the same logic should apply to input ports too. Otherwise looks
> > good to me.
> But the bug report is about headphone switch to optical digital out and
> not switch back, usually hdmi and analog codecs attached to different
> hda controller (alsa card)
On Skylake, Braswell and BayTrail they are both on the same controller.
And some older chips as well, IIRC, but I've forgotten which ones.
> what happen when the three input jacks of desktop are not plugged ?
> Some hda codecs (via) still have stereo mix as input source but the
> other codecs don't
David Henningsson, Canonical Ltd.
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