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

[Maxime Ripard]

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

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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