From: Mythri P K <mythri.p.k@xxxxxxxxx>
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: Mythri P K <mythri.p.k@xxxxxxxxx>
Signed-off-by: Jeeja KP <jeeja.kp@xxxxxxxxx>
Signed-off-by: Vinod Koul <vinod.koul@xxxxxxxxx>
---
include/sound/soc-dapm.h | 3 +++
sound/soc/soc-dapm.c | 12 ++++++++++++
2 files changed, 15 insertions(+)
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 5abba037d245..7855cfe46b69 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -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);
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index ef8064df2678..d54ee252ba74 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -509,6 +509,18 @@ static bool dapm_kcontrol_set_value(const struct snd_kcontrol *kcontrol,
}
/**
+ * 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
* @kcontrol: The kcontrol
--
1.9.1
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