[alsa-devel] [PARTIAL PATCH] snd-hda-intel on Medion WIM2160

Takashi Iwai tiwai at suse.de
Thu Sep 20 13:05:00 CEST 2007

At Wed, 19 Sep 2007 20:26:27 +0200,
Bernhard Rosenkraenzer wrote:
> On Thursday 13 September 2007, Takashi Iwai wrote:
> > > The patch below fixes it, but unfortunately, Medion MD2 uses the same PCI
> > > (and subvendor/subdevice) ID -- so the patch quite likely breaks Medion
> > > MD2 support.
> >
> > In that case, try to reset board_config after
> > snd_hda_check_board_config() but before setup_preset().  See
> > patch_alc885() for example (appeariny in the latest ALSA tree, also in
> > mm tree).
> Will do...
> > Otherwise it looks OK to me.  But, what is the primary difference in
> > the setup between MD2 and WIM2160?
> I don't know -- I made it work by trial and error (I don't have access to any 
> hardware specs or the likes). By some more trial and error, I could minimize 
> the patch some more - it's down to editing the init_verbs and mixers.
> In the mixers, this one seems to be the key:
> HDA_BIND_MUTE("Master Playback Switch", 0x0c, 2, HDA_INPUT)

Hmm, these should be constantly unmuted at initialization via
alc883_medion_md2_verbs[] in MD2 model, too.

Could you double-check whether MD2 model doesn't work?  If really not
works, check codec#* output whether the inputs of NID 0x0c get unmuted
or not.


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