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ASoC: Intel: add get_codec_dai_by_name helper function

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Currently, we assume the codecs in a dai link are all the same.
So that we get codec dai with snd_soc_rtd_to_codec(rtd, 0) in dai_links
->init callback. However, a link can include different codecs.
For example, a 4 speakers link can consist of rt712 and rt1316.
Therefore, we need to select the codec dai by name in the dai link.

Reviewed-by: Rander Wang <rander.wang@intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20240208165545.93811-11-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Bard Liao 2024-02-08 10:55:31 -06:00 committed by Mark Brown
parent 9f3763b362
commit 4ca5ba58f1
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2 changed files with 21 additions and 0 deletions
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18
sound/soc/intel/boards/sof_board_helpers.c
View File

@ -584,6 +584,24 @@ int sof_intel_board_set_dai_link(struct device *dev, struct snd_soc_card *card,
}
EXPORT_SYMBOL_NS(sof_intel_board_set_dai_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
struct snd_soc_dai *get_codec_dai_by_name(struct snd_soc_pcm_runtime *rtd,
const char *dai_name[], int num_dais)
{
struct snd_soc_dai *dai;
int index;
int i;
for (index = 0; index < num_dais; index++)
for_each_rtd_codec_dais(rtd, i, dai)
if (strstr(dai->name, dai_name[index])) {
dev_dbg(rtd->card->dev, "get dai %s\n", dai->name);
return dai;
}
return NULL;
}
EXPORT_SYMBOL_NS(get_codec_dai_by_name, SND_SOC_INTEL_SOF_BOARD_HELPERS);
MODULE_DESCRIPTION("ASoC Intel SOF Machine Driver Board Helpers");
MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
MODULE_LICENSE("GPL");

3
sound/soc/intel/boards/sof_board_helpers.h
View File

@ -118,4 +118,7 @@ int sof_intel_board_set_hdmi_in_link(struct device *dev,
struct snd_soc_dai_link *link, int be_id,
int ssp_hdmi);
struct snd_soc_dai *get_codec_dai_by_name(struct snd_soc_pcm_runtime *rtd,
const char *dai_name[], int num_dais);
#endif /* __SOF_INTEL_BOARD_HELPERS_H */