Bug#635362: Realtek ALC889: HDA Intel and kernel 3.0 gives choppy sound

[Takashi Iwai <tiwai@suse.de>]

At Wed, 27 Jul 2011 14:53:55 +0200,
Colomban Wendling wrote:
> 
> Le 27/07/2011 13:20, Takashi Iwai a écrit :
> > At Wed, 27 Jul 2011 13:14:41 +0200,
> > Colomban Wendling wrote:
> >>
> >>> Also, you can replace the files in sound/pci/hda/* from 2.6.39 kernel
> >>> tree.  If this fixes the problem, it's a sound driver bug.  If not,
> >>> it's anything else, e.g. the problem in more core side, e.g. IOMMU
> >>> like above or the timer change, etc.
> >>
> >> Hey, that was a great idea! I reverse-patched sound/pci/hda of 3.0 with
> >> 2.6.39.3, and it fixes the problem! :)
> > 
> > OK, then try to replace only sound/pci/hda/hda_intel.c and keep the
> > rest.  What happens?
> 
> Doesn't work, that sound is choppy again.

OK, then keep hda_intel.c as 3.0 and replace the rest.
If this works, please give alsa-info.sh output (run with --no-upload
option).


thanks,

Takashi