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Commit 93e39a11 authored by Mythri P K's avatar Mythri P K Committed by Mark Brown
Browse files

ASoC: dapm: Add snd_soc_dapm_kcontrol_widget() 



Given a kcontrol, we may want to access the parent widget
and it's associated data. So export function to return it.

Signed-off-by: default avatarMythri P K <mythri.p.k@intel.com>
Signed-off-by: default avatarJeeja KP <jeeja.kp@intel.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 9b8ef9f6

include/sound/soc-dapm.h

+3 −0
Original line number Diff line number Diff line
@@ -451,6 +451,9 @@ int snd_soc_dapm_dai_get_connected_widgets(struct snd_soc_dai *dai, int stream, 
struct snd_soc_dapm_context *snd_soc_dapm_kcontrol_dapm(

	struct snd_kcontrol *kcontrol);



struct snd_soc_dapm_widget *snd_soc_dapm_kcontrol_widget(

		struct snd_kcontrol *kcontrol);



int snd_soc_dapm_force_bias_level(struct snd_soc_dapm_context *dapm,

	enum snd_soc_bias_level level);

sound/soc/soc-dapm.c

+12 −0
Original line number Diff line number Diff line
@@ -508,6 +508,18 @@ static bool dapm_kcontrol_set_value(const struct snd_kcontrol *kcontrol, 
	return true;

}



/**

 * snd_soc_dapm_kcontrol_widget() - Returns the widget associated to a

 *   kcontrol

 * @kcontrol: The kcontrol

 */

struct snd_soc_dapm_widget *snd_soc_dapm_kcontrol_widget(

				struct snd_kcontrol *kcontrol)

{

	return dapm_kcontrol_get_wlist(kcontrol)->widgets[0];

}

EXPORT_SYMBOL_GPL(snd_soc_dapm_kcontrol_widget);



/**

 * snd_soc_dapm_kcontrol_dapm() - Returns the dapm context associated to a

 *  kcontrol