[PATCH 3/4] ASoC: soc-utils: add snd_soc_component_is_dummy()

[Kuninori Morimoto]

From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

There is snd_soc_dai_is_dummy(), but not for component.
This patch adds it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
 include/sound/soc-component.h | 1 +
 sound/soc/soc-core.c          | 2 +-
 sound/soc/soc-utils.c         | 6 ++++++
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h
index 722cfab28d29..8c4d6830597f 100644
--- a/include/sound/soc-component.h
+++ b/include/sound/soc-component.h
@@ -338,6 +338,7 @@ static inline int snd_soc_component_cache_sync(
 void snd_soc_component_set_aux(struct snd_soc_component *component,
 			       struct snd_soc_aux_dev *aux);
 int snd_soc_component_init(struct snd_soc_component *component);
+int snd_soc_component_is_dummy(struct snd_soc_component *component);
 
 /* component IO */
 unsigned int snd_soc_component_read(struct snd_soc_component *component,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 236e075b9e57..762fb5c23f21 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1169,7 +1169,7 @@ static int soc_probe_component(struct snd_soc_card *card,
 	int probed = 0;
 	int ret;
 
-	if (!strcmp(component->name, "snd-soc-dummy"))
+	if (snd_soc_component_is_dummy(component))
 		return 0;
 
 	if (component->card) {
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c
index f27f94ca064b..98383fd76224 100644
--- a/sound/soc/soc-utils.c
+++ b/sound/soc/soc-utils.c
@@ -131,6 +131,12 @@ int snd_soc_dai_is_dummy(struct snd_soc_dai *dai)
 	return 0;
 }
 
+int snd_soc_component_is_dummy(struct snd_soc_component *component)
+{
+	return ((component->driver == &dummy_platform) ||
+		(component->driver == &dummy_codec));
+}
+
 static int snd_soc_dummy_probe(struct platform_device *pdev)
 {
 	int ret;
-- 
2.25.1