[alsa-devel] [PATCH 17/49] ASoC: simple-card-core: add asoc_simple_card_canonicalize_dailink()

[Kuninori Morimoto]

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

simple-card is assuming that sometimes platform and cpu are same.
This patch makes this method simple style standard.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
 include/sound/simple_card_core.h     |  2 ++
 sound/soc/generic/simple-card-core.c | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/include/sound/simple_card_core.h b/include/sound/simple_card_core.h
index 9146825..2db9de8 100644
--- a/include/sound/simple_card_core.h
+++ b/include/sound/simple_card_core.h
@@ -97,4 +97,6 @@ void asoc_simple_card_remove_jack(struct asoc_simple_jack *sjack);
 int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
 			      struct asoc_simple_dai *simple_dai);
 
+int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link);
+
 #endif /* __SIMPLE_CARD_CORE_H */
diff --git a/sound/soc/generic/simple-card-core.c b/sound/soc/generic/simple-card-core.c
index cc638e9..5c2ea50 100644
--- a/sound/soc/generic/simple-card-core.c
+++ b/sound/soc/generic/simple-card-core.c
@@ -360,3 +360,16 @@ int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
 	return 0;
 }
 EXPORT_SYMBOL_GPL(asoc_simple_card_init_dai);
+
+int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link)
+{
+	if (!dai_link->cpu_dai_name || !dai_link->codec_dai_name)
+		return -EINVAL;
+
+	/* Assumes platform == cpu */
+	if (!dai_link->platform_of_node)
+		dai_link->platform_of_node = dai_link->cpu_of_node;
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(asoc_simple_card_canonicalize_dailink);
-- 
1.9.1