[alsa-devel] PATCH: Fix snd-hda-intel boot hang on ASUS A8N-VM

[Takashi Iwai]

At Fri, 19 Mar 2010 22:26:35 +0300,
Michael Tokarev wrote:
> 
> Takashi Iwai wrote:
> > At Tue, 16 Mar 2010 19:17:52 -0400,
> > Brian Lindholm wrote:
> >> This patch fixes a regression in 2.6.33.x.  Was working in 2.6.32.x.
> >>
> >>    Symptom:  Hang on boot at "HDA Intel".  Boots only if on-board sound 
> >> is disabled or if "snd-hda-intel.enable_msi=0" is appended to boot 
> >> parameters.
> >>
> >>    Machine:  ASUS A8N-VM with Athlon-X2 processor.
> []
> > Thanks for the patch.  The issue was already fixed in a different way,
> > namely, disable MSI for all Nvidia controller chips.  The fix will be
> > included in the next pull request and stable kernel.
> 
> Can you provide a bit more information?  I've the same issue at
> hand, on an Acer Aspire 9300 notebook, also with nvidia chipset.
> So far I disabled snd-hda-intel module loading, but it'd be nice
> to actually have sound working on this machine, as well as to
> test the patch... ;)

Take a look at:

commit 80c43ed724797627d8f86855248c497a6161a214
Author: Takashi Iwai <tiwai at suse.de>
Date:   Mon Mar 15 15:51:53 2010 +0100

    ALSA: hda - Disable MSI for Nvidia controller

It's marked to Cc to stable, so the patch will be applied later
to 2.6.33.x kernel, too.


Takashi