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>

include/sound/soc-dai.h

@@ -191,6 +191,9 @@ int snd_soc_dai_compr_pointer(struct snd_soc_dai *dai,
 int snd_soc_dai_compr_set_metadata(struct snd_soc_dai *dai,
 				   struct snd_compr_stream *cstream,
 				   struct snd_compr_metadata *metadata);
+int snd_soc_dai_compr_get_metadata(struct snd_soc_dai *dai,
+				   struct snd_compr_stream *cstream,
+				   struct snd_compr_metadata *metadata);
 
 struct snd_soc_dai_ops {
 	/*

sound/soc/soc-compress.c

@@ -723,11 +723,9 @@ static int soc_compr_get_metadata(struct snd_compr_stream *cstream,
 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
 	int i, ret;
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->get_metadata) {
-		ret = cpu_dai->driver->cops->get_metadata(cstream, metadata, cpu_dai);
-		if (ret < 0)
-			return ret;
-	}
+	ret = snd_soc_dai_compr_get_metadata(cpu_dai, cstream, metadata);
+	if (ret < 0)
+		return ret;
 
 	for_each_rtd_components(rtd, i, component) {
 		if (!component->driver->compress_ops ||

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);