Re: sound skipping regression introduced in 2.6.30-rc8

[Bartlomiej Zolnierkiewicz]

On Friday 12 June 2009 03:52:48 Takashi Iwai wrote:
> At Thu, 11 Jun 2009 23:38:17 +0200,
> Sven Köhler wrote:
> > 
> > >>>> Can somebody point out, how I can set this xrun_debug thing or can
> > >>>> somebody provide a patch that reverts the change?
> > >>> Did you read my reply to David?
> > >> I will try, what is described there and I will report back if I get any
> > >> debug output.
> > > 
> > > Thanks, that'll be be helpful.
> > 
> > Below is the output. Note, that audacious 2.x was not only skipping a
> > little bit. In fact, the clock that was showing the time of audio played
> > was running twice as fast or even 4 times as fast. The sound was played
> > at the right samplerate but in fast it seems, that much of the audio
> > data was skipped and I only heard a series of short fragments of what
> > should have been the song I'm listening to.
> > 
> > 
> > PCM: hw_ptr skipping! (pos=4096, delta=7169, period=1024, jdelta=0/149)
> 
> OK, it must be the same problem indeed as David and Bartlomiej see.
> 
> Although Bartlomiej wrote that reverting the commit below didn't help,
> I still suspect it comes from there.
>      commit da2436a23c038055b1da6fe30b6ea2886b1e07b0
>      Author: Jaroslav Kysela <perex@xxxxxxxx>
>      Date:   Mon Apr 13 21:31:25 2009 +0200
>      [ALSA] intel8x0: do not use zero value from PICB register
> 
> The below is a revised patch to fix the possible regression from this.
> Could you guys give it a try, or check reverting the above?

The issue is still present with the revised patch.
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