[PATCH v2 2/9] ASoC: soc-dai: add snd_soc_dai_id()

[Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>]

DAI parameter will be capsuled soon, will be not enable to access from
each drivers. Add snd_soc_dai_id() to get ID from DAI.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Alvin Šipraga <alvin.sipraga@analog.com>
---
 include/sound/soc-dai.h | 1 +
 sound/soc/soc-dai.c     | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 7e64e049d71d5..02b52fed97c9e 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -283,6 +283,7 @@ int snd_soc_dai_matches_args(const struct snd_soc_dai *dai,
 int snd_soc_dai_matches_dlc(struct snd_soc_dai *dai,
 			    const struct snd_soc_dai_link_component *dlc);
 const char *snd_soc_dai_name(const struct snd_soc_dai *dai);
+int snd_soc_dai_id(const struct snd_soc_dai *dai);
 
 struct snd_soc_dai_ops {
 	/* DAI driver callbacks */
diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c
index 0cf70f0903dc8..71de29bfbbd0c 100644
--- a/sound/soc/soc-dai.c
+++ b/sound/soc/soc-dai.c
@@ -1073,6 +1073,12 @@ const char *snd_soc_dai_name(const struct snd_soc_dai *dai)
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_name);
 
+int snd_soc_dai_id(const struct snd_soc_dai *dai)
+{
+	return dai->id;
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_id);
+
 const struct snd_soc_pcm_stream *
 snd_soc_dai_pcm_stream_get_i(const struct snd_soc_dai *dai, int stream)
 {
-- 
2.53.0