Re: [alsa-devel] [PATCH v2 06/14] ASoC: sun4i-codec: Add support for A31 playback through headphone output

Hi,

On Thu, Nov 03, 2016 at 03:55:48PM +0800, Chen-Yu Tsai wrote:

+/* headphone controls */ +static const char * const sun6i_codec_hp_src_enum_text[] = {

• "DAC", "Mixer",

+};

+static SOC_ENUM_DOUBLE_DECL(sun6i_codec_hp_src_enum,

• 	    SUN6I_CODEC_OM_DACA_CTRL,
  

• 	    SUN6I_CODEC_OM_DACA_CTRL_LHPIS,
  

• 	    SUN6I_CODEC_OM_DACA_CTRL_RHPIS,
  

• 	    sun6i_codec_hp_src_enum_text);
  

+static const struct snd_kcontrol_new sun6i_codec_hp_src[] = {

• SOC_DAPM_ENUM("Headphone Source Playback Route",

•       sun6i_codec_hp_src_enum),
  

+};

What is that route exactly? A muxer?

Thanks, Maxime