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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2016-08-10 02:21:25 +0000
committerMark Brown <broonie@kernel.org>2016-08-10 21:03:25 +0100
commit0f4e0711b735a148cb6da0e6f91253b62fc2c5b2 (patch)
tree9040d3416da6e00f5afb7d57c02af4fa65bcc3ea /sound/soc/generic
parent27b010815bcfbb2cc79de7544547e33e4d169594 (diff)
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ASoC: simple-card-utils: add asoc_simple_card_clean_reference()
simple-card needs to decrease the reference count of the device nodes. This patch makes this method simple style standard. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/generic')
-rw-r--r--sound/soc/generic/simple-card-utils.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
index c5d32dad48b2..1cb39309f5d5 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -223,6 +223,21 @@ void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
}
EXPORT_SYMBOL_GPL(asoc_simple_card_canonicalize_cpu);
+int asoc_simple_card_clean_reference(struct snd_soc_card *card)
+{
+ struct snd_soc_dai_link *dai_link;
+ int num_links;
+
+ for (num_links = 0, dai_link = card->dai_link;
+ num_links < card->num_links;
+ num_links++, dai_link++) {
+ of_node_put(dai_link->cpu_of_node);
+ of_node_put(dai_link->codec_of_node);
+ }
+ return 0;
+}
+EXPORT_SYMBOL_GPL(asoc_simple_card_clean_reference);
+
/* Module information */
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
MODULE_DESCRIPTION("ALSA SoC Simple Card Utils");