ASoC: soc-dai: add snd_soc_dai_stream_active()

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/874ksi6n48.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>

include/sound/soc-dai.h

@@ -481,4 +481,10 @@ static inline void *snd_soc_dai_get_sdw_stream(struct snd_soc_dai *dai,
 		return ERR_PTR(-ENOTSUPP);
 }
 
+static inline unsigned int
+snd_soc_dai_stream_active(struct snd_soc_dai *dai, int stream)
+{
+	return dai->stream_active[stream];
+}
+
 #endif

sound/soc/soc-dai.c

@@ -391,6 +391,7 @@ bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir)
 void snd_soc_dai_action(struct snd_soc_dai *dai,
 			int stream, int action)
 {
+	/* see snd_soc_dai_stream_active() */
 	dai->stream_active[stream]	+= action;
 	dai->active			+= action;
 	/* see snd_soc_component_active() */