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

Byung-Hee HWANG bh at izb.knu.ac.kr
Wed Sep 28 15:39:28 PDT 2005


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.

-- 
Byung-Hee


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