[Pkg-alsa-devel] Bug#640478: alsa-base: race condition on loaded the correct kernel module for VIA's VT1708/A

[Elimar Riesebieter]

severity 640478 normal
thanks

* hennr [110905 09:46 +0200]:

> Package: alsa-base
> Version: 1.0.23+dfsg-4
> Severity: important
> 
> I own the AsRock 4CoreDual-SATA2 R2.0 which has the follwowing
> onboard sound card: 80:01.0 Audio device: VIA Technologies, Inc.
> VT1708/A [Azalia HDAC] (VIA High Definition Audio Controller) (rev
> 10)
> 
> When booting two kernel modules register that hardware, the one
> that was faster gets used as the standard card but does not work
> properly, so I don't have sound from time to time.
> 
> Arranging the order of both modules does solve the problem for me:
> 
> cat /etc/modprobe.d/alsa.conf
> 
> # Setup the card order
> alias snd-card-0 snd-via82xx
> options snd-vt82xx index=0
> alias snd-card-1 snd-hda-intel
> options snd-hda-intel index=1
>
> Anyway, there might be a way to prevent snd-hda-intel from getting
> loaded for this card at all.

According to /usr/share/doc/alsa-base/README.Debian.gz you found a
solution. Please file a bug upstream [0] and let us know the bug#.

[0] https://bugtrack.alsa-project.org/alsa-bug/

Elimar

-- 
  Numeric stability is probably not all that 
  important when you're guessing;-)