[alsa-devel] [PATCH 9/9] ASoC: add snd_soc_dapm_kcontrol_component()

Kuninori Morimoto kuninori.morimoto.gx at renesas.com
Wed Oct 11 03:40:14 CEST 2017


From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

snd_soc_dapm_kcontrol_codec() (= for Codec) will be removed soon.
This patch Component version of it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
 include/sound/soc.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 4961f44..0668cbd 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1524,6 +1524,19 @@ static inline struct snd_soc_codec *snd_soc_dapm_kcontrol_codec(
 	return snd_soc_dapm_to_codec(snd_soc_dapm_kcontrol_dapm(kcontrol));
 }
 
+/**
+ * snd_soc_dapm_kcontrol_component() - Returns the component associated to a kcontrol
+ * @kcontrol: The kcontrol
+ *
+ * This function must only be used on DAPM contexts that are known to be part of
+ * a COMPONENT (e.g. in a COMPONENT driver). Otherwise the behavior is undefined.
+ */
+static inline struct snd_soc_component *snd_soc_dapm_kcontrol_component(
+	struct snd_kcontrol *kcontrol)
+{
+	return snd_soc_dapm_to_component(snd_soc_dapm_kcontrol_dapm(kcontrol));
+}
+
 /* codec IO */
 unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg);
 int snd_soc_write(struct snd_soc_codec *codec, unsigned int reg,
-- 
1.9.1



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