kern/86557: [sound] Sound Card Volume isn't adjustable -- Intel ICH2 (82801BA)

Byung-Hee HWANG bh at izb.knu.ac.kr
Wed Sep 28 20:13:58 PDT 2005


On Thu, Sep 29, 2005 at 07:39:20AM +0900, Byung-Hee HWANG wrote:
> On Thu, Sep 29, 2005 at 05:14:12AM +0800, Ariff Abdullah wrote:
> > On Thu, 29 Sep 2005 04:19:53 +0900
> > Byung-Hee HWANG <bh at izb.knu.ac.kr> wrote:
> > > Oh My God!
> > > After patch, I found some problems.
> > > 1. The Sound volume is weaker than before patch.
> > > 2. Left speaker is not working.
> > > 
> > > Thus I came back to the old kernel.
> > > 
> > 
> > Oh my.. are you sure it was not because of your hardware/speaker? Use
> > the patched kernel, sysctl hw.snd.maxautovchans=10 , sysctl
> > hw.snd.pcm0.vchans=10 , see if that make any differences.
> > 
> > Note: Make sure you applying that patch to a *real clean* sources.
> >       rm -f /usr/src/sys/sys/soundcard.h
> >       rm -rf /usr/src/sys/modules/sound/sound /usr/src/sys/dev/sound
> >       cvsup
> >       apply the patch
> >       .. if you're not sure.
>  
> My hardware/speaker is not bad. 
> And.. I could not detect difference incident to sysctl's change.

I found the reason that left speaker is not working.
Yesterday my brother turned off left sound volume of GNOME Sound Control
Panel. I fixed it. And sound volume be back correctly.

I feel at home now. Thanks!

-- 
Byung-Hee


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