[alsa-devel] Since kernel-2.6.32 alsactl thinks my sound card is "Unknown"
superquad.vortex2 at gmail.com
Tue Sep 7 16:34:54 CEST 2010
2010/9/2 Takashi Iwai <tiwai at suse.de>
> At Wed, 01 Sep 2010 18:15:23 +0200,
> Pacho Ramos wrote:
> > This is an old problem I am suffering since kernel-2.6.32 and that is
> > still unresolved even with 2.6.35 and alsa-utils-1.0.23:
> > http://www.spinics.net/lists/alsa-devel/msg31422.html
> > If you follow the thread, it got stalled in:
> > http://www.spinics.net/lists/alsa-devel/msg31433.html
> > In summary, I get the following:
> > # alsactl -f /etc/asound.state restore /dev/snd/controlC0
> > Unknown hardware: "VIA8237" "Realtek ALC658D" "AC97a:414c4781" "0x147b"
> > "0x1415"
> > Hardware is initialized using a guess method
> > # echo $?
> > 99
> This is no error. It means that alsactl has no special workaround
> for your hardware. The return code of alsactl looks strange.
> I thought Jaroslav has already fixed it, though...
> > As you can see, the exit code was solved, but I don't know why my
> > hardware is still shown as "Unknown" even if
> > via82xx.c clearly has some lines for my device:
> > SND_PCI_QUIRK(0x147b, 0x1415, "ABIT AV8", VIA_DXS_NO_VRA),
why "alsactl init" does not select "Mic" as "Capture Source" for AC97 codec
it seem "alsactl init" does not set "Mic Boost" too
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