[alsa-devel] Bug report for: [P7xxDM2(-G), Realtek ALC898, issue: Headphone Jack, External] No sound at all

[Takashi Iwai]

On Tue, 16 Jan 2018 23:33:06 +0100,
Dennis Mungai wrote:
> 
> Cool, thanks!
> 
> Rewiring the pins via hdajack retask tool fixes the detection, but still no
> sound from the headphones jack is heard.

And what exactly did you change, i.e. which pin config has to be
modified?

> Only the temporary click off the
> audio jack when plugged in.

Did you try with the latest Linus kernel?


Takashi

> On Jan 12, 2018 11:11, "Takashi Iwai" <tiwai at suse.de> wrote:
> 
> > On Thu, 11 Jan 2018 19:21:03 +0100,
> > Dennis Mungai wrote:
> > >
> > > Hello there,
> > >
> > > I have Ubuntu 16.04LTS installed on the Clevo P751DM2-G, also marketed
> > > as the Origin Eon 15-X (Late 2016 model), the System76's Serval WS
> > > (2017 model), the Eurocom Sky X4E2, among others.
> > >
> > > The sound card is the Realtek ALC898 with the following output
> > configuration:
> > >
> > > 1. One SPDIF/headphone combo jack (to the right)
> > > 2. One Line Out.
> > > 3. One Line-In.
> > > 4. One Mic-In.
> > >
> > > Background information:
> > >
> > > On Windows, one can use the Realtek HD Audio control panel pop-up menu
> > > on jack detection to set the output type when an audio device is
> > > plugged in to an appropriate jack, combined with Sound Blaster X-Fi
> > > MB5 software to enable post-processing effects such as Bass, noise
> > > cancellation, etc.
> > >
> > > What I have tried so far:
> > >
> > > 1. Setting the model definition at /etc/modprobe.d/sound.conf with the
> > > following entries:
> > >
> > > options snd-hda-intel model=no-primary-hp enable=1 index=0
> > >
> > > Using such a line worked before on an MSI GS43VR 6RE Phantom Pro that
> > > also has the same (or a similar) ESS Sabre Audio DAC component.
> > >
> > > Expected behavior:
> > >
> > > When plugged into the microphone jack, the ESS Sabre DAC should be
> > > activated and sound should be routed to the headset.
> > >
> > > Observed anomaly:
> > >
> > > Sound comes out through the speakers instead.
> > >
> > > However, the line-out output works. In that case, when plugged into
> > > the line out, Audio works as expected.
> >
> > Judging from alsa-info.sh output, BIOS doesn't seem to give the proper
> > headphone pin (or the headset output), and that's the culprit.
> > It's a bug of BIOS.  You can try to figure out the pin and override
> > the pin config via hdajackretask or such a tool.
> >
> >
> > Takashi
> >