[alsa-devel] [PATCH 1/4] ASoC: DAPM: Allow multiple mixer sources to be routed via the same switch

[Mark Brown]

On Wed, Aug 10, 2011 at 05:52:41AM +0200, Lars-Peter Clausen wrote:
> Currently it is only possible to route one source per switch into a mixer.
> This patch modifies the code, so that it is possible to route multiple sources
> into a mixer via the same switch. One use-case for this is routing a stereo
> channel pair into a mono-mixer via the same switch.

I'd have thought the dapm_is_shared_control() stuff should handle this?