[alsa-devel] [PATCH v4 3/7] ASoC: da7210: Add support for mute and zero cross controls

[Mark Brown]

On Tue, Oct 18, 2011 at 06:30:28PM +0530, Ashish Chavan wrote:

> > Eh?  One is a Volume, the other is a Switch.  Note that alsamixer does
> > render the two stacked on top of each other in the UI.

> Yes, I guessed that earlier. Anyways I generally don't rely on alsamixer
> and use amixer whereever possible. In amixer also, it shows only one
> control, the one that I add first. If I change "Mic" to some thing else
> like "MicM" or "Mic Mute", then it shows both controls.

Check again, amixer also merges controls.

> BTW does amixer version have any significance here? I know my alsa-utils
> are quite old (1.0.14)

That's spectacularly old, I guess it's possible it's buggy.