[alsa-devel] warning "hda-intel: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj."

[Takashi Iwai]

At Mon, 29 Jun 2009 15:01:12 +0100,
Simos Xenitellis wrote:
> 
> On Mon, Jun 29, 2009 at 2:34 PM, Takashi Iwai<tiwai at suse.de> wrote:
> > At Mon, 29 Jun 2009 14:28:04 +0100,
> > Simos Xenitellis wrote:
> >>
> >> Hi All,
> >>
> >> I am getting the above warning when trying to play audio files.
> >>
> >> Contrary to other similar cases with this warning, in my case the playback
> >> of the media files fails. For every single media file, the playback
> >> fails after a random
> >> amount of time (a few seconds to a few minutes).
> >
> > You can disable it by setting bdl_pos_adj=0.
> 
> I just tried this and now the audio driver fails really quickly.
> Within a few seconds of playback,
> the playback fails.
> 
> >> I am running Ubuntu 9.04 (kernel 2.6.28-13-generic, x86_64, upgraded
> >> to Alsa 1.0.20 using AlsaUpgrade,
> >> http://ubuntuforums.org/showthread.php?p=6589810).
> >
> > Is this with the latest alsa-driver-snapshot?
> > I have no idea about Ubuntu...
> 
> I tried earlier the released Alsa 1.0.20, though the script has an
> option to get the latest daily snapshot.
> I have put the script on my github account at
> http://github.com/simos/alsa-upgrade/
> The script simply performs in an automated way the manual process of
> retrieval, compilation
> and installation of a newer version of Alsa.
> 
> While writing this e-mail, I just tried the '-snap' option that
> downloads and installs
> ftp://ftp.kernel.org/pub/linux/kernel/people/tiwai/snapshot/alsa-driver-snapshot.tar.gz
> 
> With the snapshop of Alsa, audio playback works fine. I did not get an
> error during playback yet.
> Thus, in my case, switching to Alsa snapshot fixes the problem.
> Something between the release 1.0.20
> and current snapshot has fixed the audio driver for my case.

OK, that's good to hear, at least :)


Takashi