[alsa-devel] ECS K7VTA3: Mixer channels reversed [PATCH]

[Takashi Iwai]

At Thu, 26 Jun 2008 05:47:18 -0700,
walt wrote:
> 
> Takashi Iwai wrote:
> > At Wed, 25 Jun 2008 17:08:02 -0700,
> > walt wrote:
> >> Takashi Iwai wrote:
> >>> At Mon, 23 Jun 2008 16:15:05 -0700,
> >>> walt wrote:
> >>>> Hi list,
> >>>>
> >>>> I just replaced a mobo with an ECS K7VTA3 and I find that the
> >>>> Headphones control is now controlling the master channel and the
> >>>> Master control does nothing.
> >>>>
> >>>> I tried 'modprobe via82xx ac97_quirk=hp_only' but that makes the
> >>>> audio device unusable (although alsamixer still seems happy to set
> >>>> the individual channels).
> >>> You mean that you don't hear any outputs?  Which I/O (HP out,
> >>> line-out, etc) are you testing?
> >> Sorry, I forgot to mention that RealAudio player complains that it
> >> "cannot open the audio device. Another application may be using it."
> >>
> >> However, I just tried mplayer, which *does* work normally and the
> >> master channel also works properly again.
> >>
> >> So it seems that hp_only works, but only partly.  Any idea why
> >> RealPlayer is complaining?
> >
> > Hard to believe that the error of RealPlayer comes from ac97_quirk
> > option.  It's likely a coincidence.  Please double-check.
> 
> Okay, this patch seems to make everything work correctly, but lspci
> still reports "unknown device" in spite of it.

lspci doesn't know anything about the driver, so don't worry about
it.

The patch looks good to me.  Could you give your sign-off so that it's
merged to the upstream?  See $LINUX/Documentation/SubmittingPatches
for details.


thanks,

Takashi

> 
> diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
> index b585cc3..aa5c2e0 100644
> --- a/sound/pci/via82xx.c
> +++ b/sound/pci/via82xx.c
> @@ -1746,6 +1746,12 @@ static struct ac97_quirk ac97_quirks[] = {
>          },
>          {
>                  .subvendor = 0x1019,
> +               .subdevice = 0x1841,
> +               .name = "ECS K7VTA3",
> +               .type = AC97_TUNE_HP_ONLY
> +       },
> +       {
> +               .subvendor = 0x1019,
>                  .subdevice = 0x0a81,
>                  .name = "ECS K7VTA3",
>                  .type = AC97_TUNE_HP_ONLY
> 
> 
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