From mboxrd@z Thu Jan  1 00:00:00 1970
From: Clemens Ladisch <clemens@ladisch.de>
Subject: Re: alsactl adds volume controls?
Date: Fri, 27 Aug 2010 17:43:05 +0200
Message-ID: <4C77DD09.3060909@ladisch.de>
References: <4C77CE1D.2070501@canonical.com>
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To: David Henningsson <david.henningsson@canonical.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>
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David Henningsson wrote:
> So I've discovered that my sound card has a "PCM Playback Volume"
> control, but changing that control does not alter the volume.
> 
> Interestingly enough, this control does not come from the HDA parser, it
> is added by alsactl at boot time...!

This control was created by the software volume plugin.  When not using
this plugin, the control does not have any effect.

To get rid of it, delete its entry from /etc/asound.state.


Regards,
Clemens