From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
DPCM might need audio prefix for route matching.
This patch makes this method simple style standard.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
include/sound/simple_card_utils.h | 4 ++++
sound/soc/generic/simple-card-utils.c | 17 +++++++++++++++++
2 files changed, 21 insertions(+)
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h
index 2f991da..89172aa 100644
--- a/include/sound/simple_card_utils.h
+++ b/include/sound/simple_card_utils.h
@@ -33,5 +33,9 @@ int asoc_simple_card_parse_dailink_name(struct device *dev,
struct snd_soc_dai_link *dai_link);
int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
char *prefix);
+int asoc_simple_card_parse_card_prefix(struct snd_soc_card *card,
+ struct snd_soc_dai_link *dai_link,
+ struct snd_soc_codec_conf *codec_conf,
+ char *prefix);
#endif /* __SIMPLE_CARD_CORE_H */
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
index c782b3a..439fc01 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -125,3 +125,20 @@ int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_card_parse_card_name);
+
+int asoc_simple_card_parse_card_prefix(struct snd_soc_card *card,
+ struct snd_soc_dai_link *dai_link,
+ struct snd_soc_codec_conf *codec_conf,
+ char *prefix)
+{
+ char prop[128];
+
+ snprintf(prop, sizeof(prop), "%sprefix", prefix);
+
+ snd_soc_of_parse_audio_prefix(card, codec_conf,
+ dai_link->codec_of_node,
+ prop);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(asoc_simple_card_parse_card_prefix);
--
1.9.1
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