Re: Kernel 2.6.0-test1-ac3: alsa snd_via82xx

Takashi Iwai
2003-07-28T10:30:23Z

At Mon, 28 Jul 2003 12:19:00 +0200,
Claas Langbehn wrote:
>
> Hello Takashi!
>
>
> Takashi Iwai wrote:
> > > I figured out some strange behaviour of the alsa drivers in kernel
> > > 2.6.0-test1-ac3.
> > > When compiling everything into the kernel (=y), I was not able to get
> > > sound out of my machine at all. But with CONFIG_SND_VIA82XX=m it worked.
> > > Isn't that strange?
> >
> > what do you mean exactly "no sound"? you can play the file but no
> > sounds come out, or playback is not operational?
>
> I mean, that it looked all good, the driver seemed to be operational,
> but I did not get any Sound out of it. I stress, that this only happened
> when everything was compiled into the kernel. Therefore, I did not use
> a special modprobe.conf or such.
>
> Now that it works, I can try again to compile everyting into the kernel
> to do a second check. I will do later today and let you know the
> results.
>
> > did you set any module options for ALSA in /etc/modprobe.conf?
> at first none, and now this:
>
> # This file was automatically generated by alsa-base's debconf stuff
> alias char-major-116 snd
> alias char-major-14 soundcore
>
> options snd major=116 cards_limit=4 device_mode=0660 device_gid=29 device_uid=0

device_xxx options are obsolete.
perhaps debian's alsaconf script is too old?

i guess the channels were still muted by some reason.
usually they are unmuted and volumes are adjusted in the init script
(or by calling alsactl etc in post-install).

Takashi