volumecontrol does not work on 5.2

[Melvyn Sopacua]

On Monday 02 February 2004 07:34, Sebastian Kutsch wrote:
> On Mon, 2 Feb 2004 00:39:27 +0100
>
> Melvyn Sopacua <freebsd-questions at webteckies.org> wrote:
> > On Sunday 01 February 2004 21:59, Sebastian Kutsch wrote:
> > > On Sun, 1 Feb 2004 20:49:11 +0100
> > >
> > > Melvyn Sopacua <freebsd-questions at webteckies.org> wrote:
> > > > On Sunday 01 February 2004 16:17, Sebastian Kutsch wrote:
> > > > > I have a onboard soundcard with a sis 7012 soundchipset.
> > > > > I have compiled the kernel with the pcm device-driver and the
> > > > > chipset gets recogniced as you can see at the dmesg output:
> > > > >
> > > > > pcm0: <SiS 7012> port 0xd800-0xd87f,0xdc00-0xdcff irq 18 at
> > > > > device 2.7 on pci0
> > > > > pcm0: <C-Media Electronics CMI9739 AC97 Codec>
> > > > >
> > > > > I get sound but can't control the volume. I can turn the volume
> > > > > off or on, but that all I can do.
> > > > >
> > > > > Has anyone an Idea what the problem is?
> > > >
> > > > What is the output of the mixer command without any arguments?
> > >
> > > I have got all mixer-devices and they have the standard values.

[cut defaults]

> > These values are very device dependant. For instance, mixer vol does
> > nothing if I plugin the headphone on this laptop, I should use mixer
> > ogain for the headphone. ogain, vol, speaker are all output volume
> > controllers and pcm is for volume control for the input stream,
> > generated by the computer. So try ogain and speaker and see if they
> > work for you.
>
> My problem is that none but pcm does anything. With the following mixer
> values I have the max. volume I can get. setting "mixer pcm" to 0 would
> turn the volum off.

I googled some - seems like the card has some oddities:
<http://www.mail-archive.com/alsa-devel@lists.sourceforge.net/msg10573.html>
<http://mythtv.org/pipermail/mythtv-dev/2003-December/016309.html>

And even one freebsd specific (unanswered):
<http://lists.freebsd.org/pipermail/freebsd-current/2003-September/010976.html>

-- 
Melvyn

=======================================================
FreeBSD sarevok.webteckies.org 5.2-CURRENT FreeBSD 5.2-CURRENT #0: Wed Jan 28 
18:01:18 CET 2004     
root at sarevok.lan.webteckies.org:/usr/obj/usr/src/sys/SAREVOK_NOAPM_NODEBUG  
i386
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