[alsa-devel] amixer scontents fails, amixer contents succeeds

[Jaroslav Kysela]

On Wed, 3 Feb 2010, Eliot Blennerhassett wrote:

> Greetings,
>
> Probably a bug in my driver (asihpi), but I don't understand how "amixer
> controls" can work while "amixer scontrols" fails.
>
> (with error code -EINVAL: "Mixer hw:1 load error: Invalid argument")
>
> Where should I start looking for why this happens?

Simple mixer is code on top of standard control API. See 
alsa-lib/src/mixer tree.

 					Jaroslav

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Jaroslav Kysela <perex at perex.cz>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.