ASoC: soc-dai: add snd_soc_dai_compr_get_metadata()

dai related function should be implemented at soc-dai.c.
This patch adds snd_soc_dai_compr_get_metadata().

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/87eesdssi8.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c
index 8899079..8e5fe01 100644
--- a/sound/soc/soc-dai.c
+++ b/sound/soc/soc-dai.c
@@ -609,3 +609,17 @@ int snd_soc_dai_compr_set_metadata(struct snd_soc_dai *dai,
 	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_metadata);
+
+int snd_soc_dai_compr_get_metadata(struct snd_soc_dai *dai,
+				   struct snd_compr_stream *cstream,
+				   struct snd_compr_metadata *metadata)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->get_metadata)
+		ret = dai->driver->cops->get_metadata(cstream, metadata, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_metadata);