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ASoC: Add helper to find codec_dai from dai_name 

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

Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2017-10-12 18:38:02 -05:00 committed by Mark Brown
parent 2bd6bf03f4
commit 7c761b593e
1 changed files with 14 additions and 0 deletions
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14
include/sound/soc.h
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@ -1720,6 +1720,20 @@ struct snd_soc_dai *snd_soc_find_dai(
#include <sound/soc-dai.h> #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 #ifdef CONFIG_DEBUG_FS
extern struct dentry *snd_soc_debugfs_root; extern struct dentry *snd_soc_debugfs_root;
#endif #endif