[alsa-devel] bios update alters hda-intel and alsamixer

[Tobin Davis]

Could you post the output from this script:
http://bulletproof.servebeer.com/alsa/scripts/alsa-info.sh

It was written by a user on the #alsa irc channel, and has been very
helpful in debugging sound driver issues, at least for me.

Tobin

On Tue, 2007-05-22 at 23:55 -0500, Chris Pemberton wrote: 

> After updating the bios on a Lenovo notebook, my hda-intel sound "changed"
> 
> Before the bios update I used kernel 2.6.20.3, external
> alsa-driver-1.0.14rc3 and the attached patch_realtek.c (in-kernel alsa
> wouldn't work)
> 
> After the bios update I use just the alsa contained in kernel 2.6.20.3.
> 
> Before bios update, my mixer contained many items:  including master,
> front, mic, pcm, etc.
> 
> Now it only contains master and pcm.
> 
> So, I have a few questions:
> 
> How can I determine what items are "supposed" to show up in alsamixer?
> 
> Where can I submit my laptop soundcard information to help finalize
> support of this model/card?
> 
> Thank you
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> Alsa-devel at alsa-project.org
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-- 
Tobin Davis <tdavis at dsl-only.net>