Re: 4.3-rc0: snd_hda_intel 0000:00:1b.0: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj.

From: Pavel Machek
Date: Wed Sep 09 2015 - 02:55:45 EST


On Tue 2015-09-08 23:05:35, Takashi Iwai wrote:
> On Tue, 08 Sep 2015 22:52:02 +0200,
> Pavel Machek wrote:
> >
> > Hi!
> >
> > On something like 4c12ab7e5e2e892fa94df500f96001837918a281 ... I got
> >
> > [ 6078.393375] snd_hda_intel 0000:00:1b.0: IRQ timing workaround is
> > activated for card #0. Suggest a bigger bdl_pos_adj.
> >
> > ...and now sound does not play any more. Never seen the message before
> > (but I did not search for it too actively), and sound usually worked
> > before...
> >
> > Any ideas?
>
> The message itself is mostly harmless, as the symptom is found on
> pretty many devices. I have no idea for now. Could you try
> bisection?

Not really, I'm afraid. Sound worked for half a day, then stopped. (It
may even be unrelated to the message). I don't yet know how
reproducible that is...

Pavel
--
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