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@@ -58,6 +58,7 @@ static DEFINE_MUTEX(client_mutex);
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static LIST_HEAD(dai_list);
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static LIST_HEAD(platform_list);
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static LIST_HEAD(codec_list);
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+static LIST_HEAD(component_list);
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/*
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* This is a timeout to do a DAPM powerdown after a stream is closed().
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@@ -3740,7 +3741,7 @@ static inline char *fmt_multiple_name(struct device *dev,
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*
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* @dai: DAI to register
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*/
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-int snd_soc_register_dai(struct device *dev,
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+static int snd_soc_register_dai(struct device *dev,
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struct snd_soc_dai_driver *dai_drv)
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{
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struct snd_soc_codec *codec;
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@@ -3787,14 +3788,13 @@ int snd_soc_register_dai(struct device *dev,
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return 0;
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}
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-EXPORT_SYMBOL_GPL(snd_soc_register_dai);
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/**
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* snd_soc_unregister_dai - Unregister a DAI from the ASoC core
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*
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* @dai: DAI to unregister
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*/
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-void snd_soc_unregister_dai(struct device *dev)
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+static void snd_soc_unregister_dai(struct device *dev)
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{
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struct snd_soc_dai *dai;
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@@ -3813,7 +3813,6 @@ found:
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kfree(dai->name);
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kfree(dai);
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}
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-EXPORT_SYMBOL_GPL(snd_soc_unregister_dai);
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/**
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* snd_soc_register_dais - Register multiple DAIs with the ASoC core
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@@ -3821,7 +3820,7 @@ EXPORT_SYMBOL_GPL(snd_soc_unregister_dai);
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* @dai: Array of DAIs to register
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* @count: Number of DAIs
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*/
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-int snd_soc_register_dais(struct device *dev,
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+static int snd_soc_register_dais(struct device *dev,
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struct snd_soc_dai_driver *dai_drv, size_t count)
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{
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struct snd_soc_codec *codec;
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@@ -3885,7 +3884,6 @@ err:
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return ret;
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}
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-EXPORT_SYMBOL_GPL(snd_soc_register_dais);
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/**
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* snd_soc_unregister_dais - Unregister multiple DAIs from the ASoC core
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@@ -3893,14 +3891,13 @@ EXPORT_SYMBOL_GPL(snd_soc_register_dais);
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* @dai: Array of DAIs to unregister
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* @count: Number of DAIs
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*/
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-void snd_soc_unregister_dais(struct device *dev, size_t count)
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+static void snd_soc_unregister_dais(struct device *dev, size_t count)
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{
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int i;
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for (i = 0; i < count; i++)
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snd_soc_unregister_dai(dev);
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}
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-EXPORT_SYMBOL_GPL(snd_soc_unregister_dais);
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/**
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* snd_soc_register_platform - Register a platform with the ASoC core
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@@ -4139,6 +4136,92 @@ found:
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}
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EXPORT_SYMBOL_GPL(snd_soc_unregister_codec);
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+
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+/**
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+ * snd_soc_register_component - Register a component with the ASoC core
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+ *
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+ */
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+int snd_soc_register_component(struct device *dev,
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+ const struct snd_soc_component_driver *cmpnt_drv,
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+ struct snd_soc_dai_driver *dai_drv,
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+ int num_dai)
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+{
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+ struct snd_soc_component *cmpnt;
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+ int ret;
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+
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+ dev_dbg(dev, "component register %s\n", dev_name(dev));
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+
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+ cmpnt = devm_kzalloc(dev, sizeof(*cmpnt), GFP_KERNEL);
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+ if (!cmpnt) {
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+ dev_err(dev, "ASoC: Failed to allocate memory\n");
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+ return -ENOMEM;
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+ }
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+
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+ cmpnt->name = fmt_single_name(dev, &cmpnt->id);
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+ if (!cmpnt->name) {
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+ dev_err(dev, "ASoC: Failed to simplifying name\n");
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+ return -ENOMEM;
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+ }
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+
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+ cmpnt->dev = dev;
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+ cmpnt->driver = cmpnt_drv;
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+ cmpnt->num_dai = num_dai;
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+
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+ /*
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+ * snd_soc_register_dai() uses fmt_single_name(), and
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+ * snd_soc_register_dais() uses fmt_multiple_name()
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+ * for dai->name which is used for name based matching
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+ */
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+ if (1 == num_dai)
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+ ret = snd_soc_register_dai(dev, dai_drv);
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+ else
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+ ret = snd_soc_register_dais(dev, dai_drv, num_dai);
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+ if (ret < 0) {
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+ dev_err(dev, "ASoC: Failed to regster DAIs: %d\n", ret);
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+ goto error_component_name;
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+ }
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+
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+ mutex_lock(&client_mutex);
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+ list_add(&cmpnt->list, &component_list);
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+ mutex_unlock(&client_mutex);
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+
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+ dev_dbg(cmpnt->dev, "ASoC: Registered component '%s'\n", cmpnt->name);
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+
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+ return ret;
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+
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+error_component_name:
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+ kfree(cmpnt->name);
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+
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+ return ret;
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+}
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+EXPORT_SYMBOL_GPL(snd_soc_register_component);
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+
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+/**
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+ * snd_soc_unregister_component - Unregister a component from the ASoC core
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+ *
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+ */
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+void snd_soc_unregister_component(struct device *dev)
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+{
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+ struct snd_soc_component *cmpnt;
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+
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+ list_for_each_entry(cmpnt, &component_list, list) {
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+ if (dev == cmpnt->dev)
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+ goto found;
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+ }
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+ return;
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+
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+found:
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+ snd_soc_unregister_dais(dev, cmpnt->num_dai);
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+
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+ mutex_lock(&client_mutex);
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+ list_del(&cmpnt->list);
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+ mutex_unlock(&client_mutex);
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+
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+ dev_dbg(dev, "ASoC: Unregistered component '%s'\n", cmpnt->name);
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+ kfree(cmpnt->name);
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+}
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+EXPORT_SYMBOL_GPL(snd_soc_unregister_component);
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+
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/* Retrieve a card's name from device tree */
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int snd_soc_of_parse_card_name(struct snd_soc_card *card,
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const char *propname)
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