[alsa-devel] [PATCH 1/3] ASoC: cs4270: fix Master Capture Switch polarity

Daniel Mack daniel at caiaq.de
Sun Apr 26 13:30:48 CEST 2009

On Sun, Apr 26, 2009 at 01:08:22PM +0200, Takashi Iwai wrote:
> > Capture is enabled in the picture above; often when the alsamixer UI is
> > confusing amixer is a bit clearer about what's going on.
> The "mute" is only for "* Playback Switch" mixer controls.  In this case,
> if you have "Master Playback Switch", it's handled as the mute switch
> in the mixer interface.  If you don't have such a control element,
> there is no "mute" for "Master" mixer element.

So but what about the polarity then? 'Master Playback Switch' == 'on'
means _not_ muted, right?


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