[alsa-devel] [PATCH v2 6/9] ASoC: Add helper to find codec_dai from dai_name

[Pierre-Louis Bossart]

Create a helper function to remove duplicate code used in machine drivers

Suggested-by: Takashi Iwai <tiwai at suse.de>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
 include/sound/soc.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/include/sound/soc.h b/include/sound/soc.h
index eea3007a28f1..99d4861ad34f 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1743,6 +1743,20 @@ struct snd_soc_dai *snd_soc_find_dai(
 
 #include <sound/soc-dai.h>
 
+static inline
+struct snd_soc_dai *snd_soc_card_get_codec_dai(struct snd_soc_card *card,
+					       const char *dai_name)
+{
+	struct snd_soc_pcm_runtime *rtd;
+
+	list_for_each_entry(rtd, &card->rtd_list, list) {
+		if (!strcmp(rtd->codec_dai->name, dai_name))
+			return rtd->codec_dai;
+	}
+
+	return NULL;
+}
+
 #ifdef CONFIG_DEBUG_FS
 extern struct dentry *snd_soc_debugfs_root;
 #endif
-- 
2.11.0