Re: no sound with 2.6.5 kernel - is it a bug?
On Mon, Apr 19, 2004 at 09:22:44PM -0400, Slaven Peles wrote:
> On April 19, 2004 04:37 pm, Francesco Paolo Lovergine wrote:
> > On Fri, Apr 16, 2004 at 09:30:03PM -0400, Slaven Peles wrote:
> > > Hi,
> > >
> > > Some people have reported that upgrade to 2.6.5 solved their sound
> > > problems, but in my case 2.6.5 "turned" sound off. I am running sid with
> > > debian precompiled kernel (2.6.5-1-686), I use alsa, and I have Intel's
> > > onboard sound card:
> > >
> > > 0000:00:1f.5 Multimedia audio controller: Intel Corp. 82801DB (ICH4)
> > > AC'97 Audio Controller (rev 03)
> >
> > 0000:00:1f.5 Multimedia audio controller: Intel Corp. 82801CA/CAM AC'97
> > Audio Controller (rev 01)
> >
> > This works with 2.6.5
> >
>
> I believe it should, but I get no sound whatsoever. The puzzling thing is that
> I get all kernel modules loaded properly and I can't find any error messages.
> Moreover, the sound works fine if I boot 2.6.4 kernel (both Debian
> precompiled -686 kernels).
>
> The only difference between the two cases I could notice so far is that for
> the kernel 2.6.5 driver snd_intel8x0m is loaded. So, for the case with no
> sound lsmod gives me something like:
> ...
> snd_intel8x0 34824 2
> snd_ac97_codec 65124 2 snd_intel8x0m,snd_intel8x0
> snd_pcm 99236 5 snd_intel8x0m,snd_dummy,snd_intel8x0
> snd_timer 25924 1 snd_pcm
> snd_page_alloc 11332 4 snd_intel8x0m,snd_dummy,snd_intel8x0,snd_pcm
> ....
>
> while in the case when sound works (kernel 2.6.4) lsmod gives me
> ...
> snd_intel8x0 34376 0
> snd_ac97_codec 63492 1 snd_intel8x0
> snd_pcm 101316 2 snd_dummy,snd_intel8x0
> snd_timer 25956 1 snd_pcm
> ...
A proper report for LKML is probably more appropriate. Honestly 2.6.x
series has a quite a few issues also for me on some boxes. I have not
got a working kernel for pcspkr and radeonfb for instance on the same
laptop...
--
Francesco P. Lovergine
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