Comment 34 for bug 1773167

(In reply to Bastien Nocera from comment #27)
> (In reply to Hans de Goede from comment #26)
> > (In reply to Bastien Nocera from comment #25)
> > > (In reply to Tanu Kaskinen from comment #24)
> > > > New patches submitted:
> > > > https://patchwork.freedesktop.org/series/31556/
> > >
> > > I've tested Fedora 26's PulseAudio which includes this series of patches[1]
> > > and the alsa-lib change from comment 23, and I can't get any output on the
> > > internal audio anymore.
> >
> > Do you have a ucm file for your SoC / codec combo? :
> >
> > https://github.com/plbossart/UCM
> >
> > mkdir /usr/share/alsa/ucm and then copy all the *dirs* from that git repo
> > there.
>
> I have a version of it, as the sound works in older versions. I think it's a
> kernel bug, see:
> http://mailman.alsa-project.org/pipermail/alsa-devel/2017-October/126407.html

Ah, ok, I see this seems to be a problem specific to the surface3, so I cannot reproduce.

> [1]: I added this in F25, which got merged in alsa-lib 1.1.2:
> http://pkgs.fedoraproject.org/cgit/rpms/alsa-lib.git/commit/
> ?id=15bc4520f97663ab044799b69da0ded29b92be29

Hmm, I did not know there even is a alsa-ucm package on Fedora, it seems nothing requires this, so it does not get installed by default. Anyways this is off-topic for this bugzilla. I will send you a mail about this.