ASoC: soc-component: add snd_soc_component_compr_copy()

component related function should be implemented at
soc-component.c.
This patch adds snd_soc_component_compr_copy().

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/87361d7v5z.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>

include/sound/soc-component.h

@@ -460,6 +460,8 @@ int snd_soc_component_compr_get_codec_caps(struct snd_compr_stream *cstream,
 int snd_soc_component_compr_ack(struct snd_compr_stream *cstream, size_t bytes);
 int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream,
 				    struct snd_compr_tstamp *tstamp);
+int snd_soc_component_compr_copy(struct snd_compr_stream *cstream,
+				 char __user *buf, size_t count);
 
 int snd_soc_pcm_component_pointer(struct snd_pcm_substream *substream);
 int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream,

sound/soc/soc-component.c

@@ -611,6 +611,30 @@ int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream,
 }
 EXPORT_SYMBOL_GPL(snd_soc_component_compr_pointer);
 
+int snd_soc_component_compr_copy(struct snd_compr_stream *cstream,
+				 char __user *buf, size_t count)
+{
+	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
+	struct snd_soc_component *component;
+	int i, ret = 0;
+
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
+
+	for_each_rtd_components(rtd, i, component) {
+		if (component->driver->compress_ops &&
+		    component->driver->compress_ops->copy) {
+			ret = component->driver->compress_ops->copy(
+				component, cstream, buf, count);
+			break;
+		}
+	}
+
+	mutex_unlock(&rtd->card->pcm_mutex);
+
+	return soc_component_ret(component, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_component_compr_copy);
+
 static unsigned int soc_component_read_no_lock(
 	struct snd_soc_component *component,
 	unsigned int reg)

sound/soc/soc-compress.c

@@ -446,29 +446,6 @@ static int soc_compr_pointer(struct snd_compr_stream *cstream,
 	return ret;
 }
 
-static int soc_compr_copy(struct snd_compr_stream *cstream,
-			  char __user *buf, size_t count)
-{
-	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
-	struct snd_soc_component *component;
-	int i, ret = 0;
-
-	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
-
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compress_ops ||
-		    !component->driver->compress_ops->copy)
-			continue;
-
-		ret = component->driver->compress_ops->copy(
-			component, cstream, buf, count);
-		break;
-	}
-
-	mutex_unlock(&rtd->card->pcm_mutex);
-	return ret;
-}
-
 static int soc_compr_set_metadata(struct snd_compr_stream *cstream,
 				  struct snd_compr_metadata *metadata)
 {
@@ -649,7 +626,7 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
 		    !component->driver->compress_ops->copy)
 			continue;
 
-		compr->ops->copy = soc_compr_copy;
+		compr->ops->copy = snd_soc_component_compr_copy;
 		break;
 	}