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Diffstat (limited to 'sound/soc/soc-core.c')
-rw-r--r--sound/soc/soc-core.c87
1 files changed, 62 insertions, 25 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 3a4a5c0e3f97..6173d15236c3 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -654,10 +654,12 @@ int snd_soc_suspend(struct device *dev)
/* suspend all CODECs */
list_for_each_entry(codec, &card->codec_dev_list, card_list) {
+ struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+
/* If there are paths active then the CODEC will be held with
* bias _ON and should not be suspended. */
if (!codec->suspended) {
- switch (codec->dapm.bias_level) {
+ switch (snd_soc_dapm_get_bias_level(dapm)) {
case SND_SOC_BIAS_STANDBY:
/*
* If the CODEC is capable of idle
@@ -665,7 +667,7 @@ int snd_soc_suspend(struct device *dev)
* means it's doing something,
* otherwise fall through.
*/
- if (codec->dapm.idle_bias_off) {
+ if (dapm->idle_bias_off) {
dev_dbg(codec->dev,
"ASoC: idle_bias_off CODEC on over suspend\n");
break;
@@ -978,7 +980,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num)
static void soc_remove_component(struct snd_soc_component *component)
{
- if (!component->probed)
+ if (!component->card)
return;
/* This is a HACK and will be removed soon */
@@ -991,7 +993,7 @@ static void soc_remove_component(struct snd_soc_component *component)
snd_soc_dapm_free(snd_soc_component_get_dapm(component));
soc_cleanup_component_debugfs(component);
- component->probed = 0;
+ component->card = NULL;
module_put(component->dev->driver->owner);
}
@@ -1102,16 +1104,26 @@ static int soc_probe_component(struct snd_soc_card *card,
struct snd_soc_dai *dai;
int ret;
- if (component->probed)
+ if (!strcmp(component->name, "snd-soc-dummy"))
return 0;
- component->card = card;
- dapm->card = card;
- soc_set_name_prefix(card, component);
+ if (component->card) {
+ if (component->card != card) {
+ dev_err(component->dev,
+ "Trying to bind component to card \"%s\" but is already bound to card \"%s\"\n",
+ card->name, component->card->name);
+ return -ENODEV;
+ }
+ return 0;
+ }
if (!try_module_get(component->dev->driver->owner))
return -ENODEV;
+ component->card = card;
+ dapm->card = card;
+ soc_set_name_prefix(card, component);
+
soc_init_component_debugfs(component);
if (component->dapm_widgets) {
@@ -1155,7 +1167,6 @@ static int soc_probe_component(struct snd_soc_card *card,
snd_soc_dapm_add_routes(dapm, component->dapm_routes,
component->num_dapm_routes);
- component->probed = 1;
list_add(&dapm->list, &card->dapm_list);
/* This is a HACK and will be removed soon */
@@ -1166,6 +1177,7 @@ static int soc_probe_component(struct snd_soc_card *card,
err_probe:
soc_cleanup_component_debugfs(component);
+ component->card = NULL;
module_put(component->dev->driver->owner);
return ret;
@@ -1449,7 +1461,7 @@ static void soc_remove_aux_dev(struct snd_soc_card *card, int num)
rtd->dev_registered = 0;
}
- if (component && component->probed)
+ if (component)
soc_remove_component(component);
}
@@ -1716,6 +1728,7 @@ card_probe_error:
if (card->remove)
card->remove(card);
+ snd_soc_dapm_free(&card->dapm);
soc_cleanup_card_debugfs(card);
snd_card_free(card->snd_card);
@@ -2127,7 +2140,7 @@ EXPORT_SYMBOL_GPL(snd_soc_codec_set_pll);
/**
* snd_soc_dai_set_bclk_ratio - configure BCLK to sample rate ratio.
* @dai: DAI
- * @ratio Ratio of BCLK to Sample rate.
+ * @ratio: Ratio of BCLK to Sample rate.
*
* Configures the DAI for a preset BCLK to sample rate ratio.
*/
@@ -2651,10 +2664,7 @@ static int snd_soc_component_initialize(struct snd_soc_component *component,
component->probe = component->driver->probe;
component->remove = component->driver->remove;
- if (!component->dapm_ptr)
- component->dapm_ptr = &component->dapm;
-
- dapm = component->dapm_ptr;
+ dapm = &component->dapm;
dapm->dev = dev;
dapm->component = component;
dapm->bias_level = SND_SOC_BIAS_OFF;
@@ -2798,6 +2808,7 @@ EXPORT_SYMBOL_GPL(snd_soc_register_component);
/**
* snd_soc_unregister_component - Unregister a component from the ASoC core
*
+ * @dev: The device to unregister
*/
void snd_soc_unregister_component(struct device *dev)
{
@@ -2838,7 +2849,7 @@ static void snd_soc_platform_drv_remove(struct snd_soc_component *component)
* snd_soc_add_platform - Add a platform to the ASoC core
* @dev: The parent device for the platform
* @platform: The platform to add
- * @platform_driver: The driver for the platform
+ * @platform_drv: The driver for the platform
*/
int snd_soc_add_platform(struct device *dev, struct snd_soc_platform *platform,
const struct snd_soc_platform_driver *platform_drv)
@@ -2877,7 +2888,8 @@ EXPORT_SYMBOL_GPL(snd_soc_add_platform);
/**
* snd_soc_register_platform - Register a platform with the ASoC core
*
- * @platform: platform to register
+ * @dev: The device for the platform
+ * @platform_drv: The driver for the platform
*/
int snd_soc_register_platform(struct device *dev,
const struct snd_soc_platform_driver *platform_drv)
@@ -2938,7 +2950,7 @@ EXPORT_SYMBOL_GPL(snd_soc_lookup_platform);
/**
* snd_soc_unregister_platform - Unregister a platform from the ASoC core
*
- * @platform: platform to unregister
+ * @dev: platform to unregister
*/
void snd_soc_unregister_platform(struct device *dev)
{
@@ -3029,13 +3041,17 @@ static int snd_soc_codec_set_bias_level(struct snd_soc_dapm_context *dapm,
/**
* snd_soc_register_codec - Register a codec with the ASoC core
*
- * @codec: codec to register
+ * @dev: The parent device for this codec
+ * @codec_drv: Codec driver
+ * @dai_drv: The associated DAI driver
+ * @num_dai: Number of DAIs
*/
int snd_soc_register_codec(struct device *dev,
const struct snd_soc_codec_driver *codec_drv,
struct snd_soc_dai_driver *dai_drv,
int num_dai)
{
+ struct snd_soc_dapm_context *dapm;
struct snd_soc_codec *codec;
struct snd_soc_dai *dai;
int ret, i;
@@ -3046,7 +3062,6 @@ int snd_soc_register_codec(struct device *dev,
if (codec == NULL)
return -ENOMEM;
- codec->component.dapm_ptr = &codec->dapm;
codec->component.codec = codec;
ret = snd_soc_component_initialize(&codec->component,
@@ -3076,12 +3091,14 @@ int snd_soc_register_codec(struct device *dev,
if (codec_drv->read)
codec->component.read = snd_soc_codec_drv_read;
codec->component.ignore_pmdown_time = codec_drv->ignore_pmdown_time;
- codec->dapm.idle_bias_off = codec_drv->idle_bias_off;
- codec->dapm.suspend_bias_off = codec_drv->suspend_bias_off;
+
+ dapm = snd_soc_codec_get_dapm(codec);
+ dapm->idle_bias_off = codec_drv->idle_bias_off;
+ dapm->suspend_bias_off = codec_drv->suspend_bias_off;
if (codec_drv->seq_notifier)
- codec->dapm.seq_notifier = codec_drv->seq_notifier;
+ dapm->seq_notifier = codec_drv->seq_notifier;
if (codec_drv->set_bias_level)
- codec->dapm.set_bias_level = snd_soc_codec_set_bias_level;
+ dapm->set_bias_level = snd_soc_codec_set_bias_level;
codec->dev = dev;
codec->driver = codec_drv;
codec->component.val_bytes = codec_drv->reg_word_size;
@@ -3128,7 +3145,7 @@ EXPORT_SYMBOL_GPL(snd_soc_register_codec);
/**
* snd_soc_unregister_codec - Unregister a codec from the ASoC core
*
- * @codec: codec to unregister
+ * @dev: codec to unregister
*/
void snd_soc_unregister_codec(struct device *dev)
{
@@ -3303,6 +3320,26 @@ int snd_soc_of_parse_tdm_slot(struct device_node *np,
}
EXPORT_SYMBOL_GPL(snd_soc_of_parse_tdm_slot);
+void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
+ struct snd_soc_codec_conf *codec_conf,
+ struct device_node *of_node,
+ const char *propname)
+{
+ struct device_node *np = card->dev->of_node;
+ const char *str;
+ int ret;
+
+ ret = of_property_read_string(np, propname, &str);
+ if (ret < 0) {
+ /* no prefix is not error */
+ return;
+ }
+
+ codec_conf->of_node = of_node;
+ codec_conf->name_prefix = str;
+}
+EXPORT_SYMBOL_GPL(snd_soc_of_parse_audio_prefix);
+
int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
const char *propname)
{
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-03 05:33:33 +0300