}
EXPORT_SYMBOL_GPL(snd_soc_add_pcm_runtime);
+/**
+ * snd_soc_runtime_set_dai_fmt() - Change DAI link format for a ASoC runtime
+ * @rtd: The runtime for which the DAI link format should be changed
+ * @dai_fmt: The new DAI link format
+ *
+ * This function updates the DAI link format for all DAIs connected to the DAI
+ * link for the specified runtime.
+ *
+ * Note: For setups with a static format set the dai_fmt field in the
+ * corresponding snd_dai_link struct instead of using this function.
+ *
+ * Returns 0 on success, otherwise a negative error code.
+ */
+int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd,
+ unsigned int dai_fmt)
+{
+ struct snd_soc_dai *cpu_dai;
+ struct snd_soc_dai *codec_dai;
+ unsigned int inv_dai_fmt;
+ unsigned int i;
+ int ret;
+
+ for_each_rtd_codec_dais(rtd, i, codec_dai) {
+ ret = snd_soc_dai_set_fmt(codec_dai, dai_fmt);
+ if (ret != 0 && ret != -ENOTSUPP)
+ return ret;
+ }
+
+ /*
+ * Flip the polarity for the "CPU" end of a CODEC<->CODEC link
+ * the component which has non_legacy_dai_naming is Codec
+ */
+ inv_dai_fmt = dai_fmt & ~SND_SOC_DAIFMT_MASTER_MASK;
+ switch (dai_fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ inv_dai_fmt |= SND_SOC_DAIFMT_CBS_CFS;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFS:
+ inv_dai_fmt |= SND_SOC_DAIFMT_CBS_CFM;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFM:
+ inv_dai_fmt |= SND_SOC_DAIFMT_CBM_CFS;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ inv_dai_fmt |= SND_SOC_DAIFMT_CBM_CFM;
+ break;
+ }
+ for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
+ unsigned int fmt = dai_fmt;
+
+ if (cpu_dai->component->driver->non_legacy_dai_naming)
+ fmt = inv_dai_fmt;
+
+ ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
+ if (ret != 0 && ret != -ENOTSUPP)
+ return ret;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(snd_soc_runtime_set_dai_fmt);
+
static int soc_init_pcm_runtime(struct snd_soc_card *card,
struct snd_soc_pcm_runtime *rtd)
{
}
}
-/**
- * snd_soc_runtime_set_dai_fmt() - Change DAI link format for a ASoC runtime
- * @rtd: The runtime for which the DAI link format should be changed
- * @dai_fmt: The new DAI link format
- *
- * This function updates the DAI link format for all DAIs connected to the DAI
- * link for the specified runtime.
- *
- * Note: For setups with a static format set the dai_fmt field in the
- * corresponding snd_dai_link struct instead of using this function.
- *
- * Returns 0 on success, otherwise a negative error code.
- */
-int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd,
- unsigned int dai_fmt)
-{
- struct snd_soc_dai *cpu_dai;
- struct snd_soc_dai *codec_dai;
- unsigned int inv_dai_fmt;
- unsigned int i;
- int ret;
-
- for_each_rtd_codec_dais(rtd, i, codec_dai) {
- ret = snd_soc_dai_set_fmt(codec_dai, dai_fmt);
- if (ret != 0 && ret != -ENOTSUPP)
- return ret;
- }
-
- /*
- * Flip the polarity for the "CPU" end of a CODEC<->CODEC link
- * the component which has non_legacy_dai_naming is Codec
- */
- inv_dai_fmt = dai_fmt & ~SND_SOC_DAIFMT_MASTER_MASK;
- switch (dai_fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- inv_dai_fmt |= SND_SOC_DAIFMT_CBS_CFS;
- break;
- case SND_SOC_DAIFMT_CBM_CFS:
- inv_dai_fmt |= SND_SOC_DAIFMT_CBS_CFM;
- break;
- case SND_SOC_DAIFMT_CBS_CFM:
- inv_dai_fmt |= SND_SOC_DAIFMT_CBM_CFS;
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- inv_dai_fmt |= SND_SOC_DAIFMT_CBM_CFM;
- break;
- }
- for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
- unsigned int fmt = dai_fmt;
-
- if (cpu_dai->component->driver->non_legacy_dai_naming)
- fmt = inv_dai_fmt;
-
- ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
- if (ret != 0 && ret != -ENOTSUPP)
- return ret;
- }
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(snd_soc_runtime_set_dai_fmt);
-
#ifdef CONFIG_DMI
/*
* If a DMI filed contain strings in this blacklist (e.g.