Bug#568806: linux-image-2.6.32-trunk-amd64: Internal mic of dell m1330 stopped working with 2.6.32 kernel
On Sun, Mar 07, 2010 at 06:22:38PM +0100, Sjoerd Hardeman wrote:
> maximilian attems schreef:
> > On Sat, 06 Mar 2010, Sjoerd Hardeman wrote:
> >
> >> maximilian attems schreef:
> >>> so experimental has 2.6.33, please test against it.
> >>> if it still fails please contact upstream alsa mailinglist
> >>> with the output of the alsa info bug script.
> >>> if it works we need to see which change made it work to
> >>> backport that for squeeze.
> >> Thanks. I will try this version as soon as kbuild-2.6.33 arrives in
> >> experimental.
> >
> > don't expect such to land soon either build for yourself from repo
> > wiki.debian.org/DebianKernel has some pointers or just test
> > from the console.
> >
> > thanks
> OK. I've build the kernel, and still the mic is not recognised and
> building alsa-source fails.
> One thing I noticed, during boot (or after a modprobe snd-hda-intel) I
> get the following error message:
> warning: 'alsactl restore 0' failed with error message 'Unkown
> hardware: "HDA-Intel" "SigmaTel STAC 9228"
> "HDA83847616,120280209,00100402" "0x1028" "0x0209"'
> and then claims it starts using a guessing method. If I remember
> correctly, it always gave this error message, even when it all worked.
>
> Anyway, it still doesn't work with 2.6.33. Shall I continue and file a
> bug upstream?
you could try before unload hda snd module and pass all its different
variants, see Documentation/sound/alsa/HD-Audio-Models.txt
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