[alsa-devel] snd_pcm_avail_update() needed before snd_pcm_delay() with hda-intel

Takashi Iwai tiwai at suse.de
Tue Jun 17 14:05:35 CEST 2008

At Thu, 12 Jun 2008 20:32:51 +0200,
Christian Morales Vega wrote:
> 2008/6/12 Takashi Iwai <tiwai at suse.de>:
> > It's unlikely a driver issue but an incompatibility of dmix, I guess.
> > But still I don't figure out why this happens.  The hwsync is done at
> > each snd_pcm_dmix_delay() call (as long as slowptr is set, and it's so
> > as default).  So, there shouldn't be any difference...
> >
> > What happens if you use "hw" or "plughw"?
> With both plughw and hw works fine.
> If helps, I have simplified the problematic bsnes code into this:

The program looks running fine on my machine with another HD-audio
codec.  What is expected in the output and how wrong on yours?


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