[alsa-devel] No sound on Quanta KN1 with kernel 3.4
tiwai at suse.de
Wed Apr 18 10:05:31 CEST 2012
At Mon, 16 Apr 2012 21:25:01 +0200,
Takashi Iwai wrote:
> At Mon, 16 Apr 2012 19:56:09 +0200,
> Uros Vampl wrote:
> > On 16.04.12 16:07, Takashi Iwai wrote:
> > > Could you try the patch below?
> > >
> > > Also, which output is missing? Is it a speaker output or a line-out
> > > jack? Basically it's a bug of BIOS that doesn't give the proper
> > > association number for the corresponding pin 0x0f. The patch is just
> > > to make less restrictive.
> > >
> > > But, if it's a laptop, the corresponding pin is likely a speaker
> > > output, so it'd be better to fix the pin-default value itself via
> > > pinfix table.
> > It's a laptop. There's no sound, not from internal speakers, not from
> > headphone out. There is a mild crackling sound when the module is
> > loaded, but that's it. The patch does not change things.
> OK, I'll send another patch tomorrow. But the previous patch should
> work, still. Make sure that you adjusted and unmuted the mixer
> elements after applying the patch. There should be some new mixer
> If it still doesn't work after the mixer adjustment, give alsa-info.sh
> output again.
Also, there are many bogus input pins on your device.
Which physical inputs are on the machine? BIOS advertises that there
are front-mic, rear-mic, line-in, aux-in and CD. Do all these work
properly? You can choose it from "Input Source" mixer enum.
Also, it also advertises SPDIF input and output. Are really both on
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