[alsa-devel] [PATCH 2/3] ASoC: cs4270: add Master Playback Switch

Mark Brown broonie at sirena.org.uk
Fri Apr 24 15:17:38 CEST 2009

On Fri, Apr 24, 2009 at 03:00:26PM +0200, Daniel Mack wrote:
> This new control exports cs4270's DAC MUTE capabilities.

The DAC mute is controled by cs4270_mute function - DAC mute is handles
specially since many CODECs want to have mute synchronised with power
down of the DAC.  If cs4270 doesn't need this then remove the DAI
operation too.

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