Re: Loud POP from sound system during module init w/ 2.6.19

From: Ian E. Morgan
Date: Sat Dec 09 2006 - 08:18:01 EST


Previous kernel was 2.6.18.3, which did not exhibit the problem. I was
aware of udev setting the mixer at module load time, but I disabled
that and the problem still exists.

--
Ian E. Morgan
penguin.wrangler@xxxxxxxxx

On 09/12/06, Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx> wrote:

On Dec 8 2006 13:53, Ian E. Morgan wrote:
>Subject: Loud POP from sound system during module init w/ 2.6.19

What kernel did you have before?

What you see is the same I am experiencing on every boot - when the sound
module is loaded, udev loads the previous volume settings. The volume settings
are normal for me, but I guess the instant jump from 0-70% (for Master) and
0-61% (for PCM) is not taken too heartly by the soundcard.

> Since upgrading to 2.6.19, two of my boxes (one workstation, one
> notebook) started making a very loud (and scary) POP from the sound
> system when the alsa modules are loaded. Unloading and reloading the
> modules will generate another pop.
>
> Anybody else seeing this behaviour and know how to stop it?
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