[alsa-devel] [pulseaudio-discuss] alsa ucm in pulseaudio

Mark Brown broonie at opensource.wolfsonmicro.com
Fri Oct 14 14:01:45 CEST 2011

On Fri, Oct 14, 2011 at 12:19:53PM +0200, David Henningsson wrote:
> On 10/14/2011 11:42 AM, Feng Wei wrote:

> >Actually we must map the concepts because ucm is designed for abstract
> >the complicated kcontrol. In my mind, if we use ucm in pa, the
> >original profile configuration files and mixer configuration files
> >will be replaced by ucm configuration files.

> Removing the original profile configuration files might be possible
> in an embedded scenario, but for all hundreds of different
> snd-hda-intel/AC'97/etc configurations out there, writing UCM
> configurations to fit all of them is just not scalable. (If so, one
> would have to write an auto-UCM tool that autogenerates UCM profiles
> based on present hardware.)

Yes, writing UCM files for PCs which have reasonably regular and
discoverable audio is silly - if UCM is used at all on most desktops it
should be with automatically generated configuration.

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