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-rw-r--r--include/sound/soc.h21
-rw-r--r--sound/soc/codecs/max98927.c1
-rw-r--r--sound/soc/soc-core.c142
-rw-r--r--sound/soc/soc-pcm.c43
4 files changed, 133 insertions, 74 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h
index feb896815069..d22de9712c45 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -889,6 +889,18 @@ struct snd_soc_component {
#endif
};
+struct snd_soc_rtdcom_list {
+ struct snd_soc_component *component;
+ struct list_head list; /* rtd::component_list */
+};
+struct snd_soc_component*
+snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
+ const char *driver_name);
+#define for_each_rtdcom(rtd, rtdcom) \
+ list_for_each_entry(rtdcom, &(rtd)->component_list, list)
+#define for_each_rtdcom_safe(rtd, rtdcom1, rtdcom2) \
+ list_for_each_entry_safe(rtdcom1, rtdcom2, &(rtd)->component_list, list)
+
/* SoC Audio Codec device */
struct snd_soc_codec {
struct device *dev;
@@ -897,7 +909,6 @@ struct snd_soc_codec {
struct list_head list;
/* runtime */
- unsigned int cache_bypass:1; /* Suppress access to the cache */
unsigned int cache_init:1; /* codec cache has been initialized */
/* codec IO */
@@ -907,10 +918,6 @@ struct snd_soc_codec {
/* component */
struct snd_soc_component component;
-
-#ifdef CONFIG_DEBUG_FS
- struct dentry *debugfs_reg;
-#endif
};
/* codec driver */
@@ -1233,7 +1240,7 @@ struct snd_soc_pcm_runtime {
struct snd_pcm *pcm;
struct snd_compr *compr;
struct snd_soc_codec *codec;
- struct snd_soc_platform *platform;
+ struct snd_soc_platform *platform; /* will be removed */
struct snd_soc_dai *codec_dai;
struct snd_soc_dai *cpu_dai;
@@ -1243,11 +1250,11 @@ struct snd_soc_pcm_runtime {
struct delayed_work delayed_work;
#ifdef CONFIG_DEBUG_FS
struct dentry *debugfs_dpcm_root;
- struct dentry *debugfs_dpcm_state;
#endif
unsigned int num; /* 0-based and monotonic increasing */
struct list_head list; /* rtd list of the soc card */
+ struct list_head component_list; /* list of connected components */
/* bit field */
unsigned int dev_registered:1;
diff --git a/sound/soc/codecs/max98927.c b/sound/soc/codecs/max98927.c
index b5ee29499e16..b0380b560bf5 100644
--- a/sound/soc/codecs/max98927.c
+++ b/sound/soc/codecs/max98927.c
@@ -577,7 +577,6 @@ static int max98927_probe(struct snd_soc_codec *codec)
max98927->codec = codec;
codec->control_data = max98927->regmap;
- codec->cache_bypass = 1;
/* Software Reset */
regmap_write(max98927->regmap,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 3d7287858609..e4ea5d4aa8d5 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -339,11 +339,12 @@ static void soc_cleanup_component_debugfs(struct snd_soc_component *component)
static void soc_init_codec_debugfs(struct snd_soc_component *component)
{
struct snd_soc_codec *codec = snd_soc_component_to_codec(component);
+ struct dentry *debugfs_reg;
- codec->debugfs_reg = debugfs_create_file("codec_reg", 0644,
- codec->component.debugfs_root,
- codec, &codec_reg_fops);
- if (!codec->debugfs_reg)
+ debugfs_reg = debugfs_create_file("codec_reg", 0644,
+ codec->component.debugfs_root,
+ codec, &codec_reg_fops);
+ if (!debugfs_reg)
dev_warn(codec->dev,
"ASoC: Failed to create codec register debugfs file\n");
}
@@ -494,7 +495,7 @@ static void soc_cleanup_card_debugfs(struct snd_soc_card *card)
static void snd_soc_debugfs_init(void)
{
snd_soc_debugfs_root = debugfs_create_dir("asoc", NULL);
- if (IS_ERR(snd_soc_debugfs_root) || !snd_soc_debugfs_root) {
+ if (IS_ERR_OR_NULL(snd_soc_debugfs_root)) {
pr_warn("ASoC: Failed to create debugfs directory\n");
snd_soc_debugfs_root = NULL;
return;
@@ -550,6 +551,54 @@ static inline void snd_soc_debugfs_exit(void)
#endif
+static int snd_soc_rtdcom_add(struct snd_soc_pcm_runtime *rtd,
+ struct snd_soc_component *component)
+{
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_rtdcom_list *new_rtdcom;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ /* already connected */
+ if (rtdcom->component == component)
+ return 0;
+ }
+
+ new_rtdcom = kmalloc(sizeof(*new_rtdcom), GFP_KERNEL);
+ if (!new_rtdcom)
+ return -ENOMEM;
+
+ new_rtdcom->component = component;
+ INIT_LIST_HEAD(&new_rtdcom->list);
+
+ list_add_tail(&new_rtdcom->list, &rtd->component_list);
+
+ return 0;
+}
+
+static void snd_soc_rtdcom_del_all(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_rtdcom_list *rtdcom1, *rtdcom2;
+
+ for_each_rtdcom_safe(rtd, rtdcom1, rtdcom2)
+ kfree(rtdcom1);
+
+ INIT_LIST_HEAD(&rtd->component_list);
+}
+
+struct snd_soc_component *snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
+ const char *driver_name)
+{
+ struct snd_soc_rtdcom_list *rtdcom;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ if ((rtdcom->component->driver->name == driver_name) ||
+ strcmp(rtdcom->component->driver->name, driver_name) == 0)
+ return rtdcom->component;
+ }
+
+ return NULL;
+}
+
struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
const char *dai_link, int stream)
{
@@ -574,6 +623,7 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime(
if (!rtd)
return NULL;
+ INIT_LIST_HEAD(&rtd->component_list);
rtd->card = card;
rtd->dai_link = dai_link;
rtd->codec_dais = kzalloc(sizeof(struct snd_soc_dai *) *
@@ -591,6 +641,7 @@ static void soc_free_pcm_runtime(struct snd_soc_pcm_runtime *rtd)
{
if (rtd && rtd->codec_dais)
kfree(rtd->codec_dais);
+ snd_soc_rtdcom_del_all(rtd);
kfree(rtd);
}
@@ -949,7 +1000,7 @@ static struct snd_soc_component *soc_find_component(
/**
* snd_soc_find_dai - Find a registered DAI
*
- * @dlc: name of the DAI and optional component info to match
+ * @dlc: name of the DAI or the DAI driver and optional component info to match
*
* This function will search all registered components and their DAIs to
* find the DAI of the same name. The component's of_node and name
@@ -977,7 +1028,9 @@ struct snd_soc_dai *snd_soc_find_dai(
if (dlc->name && strcmp(component->name, dlc->name))
continue;
list_for_each_entry(dai, &component->dai_list, list) {
- if (dlc->dai_name && strcmp(dai->name, dlc->dai_name))
+ if (dlc->dai_name && strcmp(dai->name, dlc->dai_name)
+ && (!dai->driver->name
+ || strcmp(dai->driver->name, dlc->dai_name)))
continue;
return dai;
@@ -1049,6 +1102,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card,
struct snd_soc_pcm_runtime *rtd;
struct snd_soc_dai_link_component *codecs = dai_link->codecs;
struct snd_soc_dai_link_component cpu_dai_component;
+ struct snd_soc_component *component;
struct snd_soc_dai **codec_dais;
struct snd_soc_platform *platform;
struct device_node *platform_of_node;
@@ -1076,6 +1130,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card,
dai_link->cpu_dai_name);
goto _err_defer;
}
+ snd_soc_rtdcom_add(rtd, rtd->cpu_dai->component);
rtd->num_codecs = dai_link->num_codecs;
@@ -1088,6 +1143,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card,
codecs[i].dai_name);
goto _err_defer;
}
+ snd_soc_rtdcom_add(rtd, codec_dais[i]->component);
}
/* Single codec links expect codec and codec_dai in runtime data */
@@ -1100,6 +1156,23 @@ static int soc_bind_dai_link(struct snd_soc_card *card,
platform_name = "snd-soc-dummy";
/* find one from the set of registered platforms */
+ list_for_each_entry(component, &component_list, list) {
+ platform_of_node = component->dev->of_node;
+ if (!platform_of_node && component->dev->parent->of_node)
+ platform_of_node = component->dev->parent->of_node;
+
+ if (dai_link->platform_of_node) {
+ if (platform_of_node != dai_link->platform_of_node)
+ continue;
+ } else {
+ if (strcmp(component->name, platform_name))
+ continue;
+ }
+
+ snd_soc_rtdcom_add(rtd, component);
+ }
+
+ /* find one from the set of registered platforms */
list_for_each_entry(platform, &platform_list, list) {
platform_of_node = platform->dev->of_node;
if (!platform_of_node && platform->dev->parent->of_node)
@@ -1184,27 +1257,15 @@ static void soc_remove_link_dais(struct snd_soc_card *card,
static void soc_remove_link_components(struct snd_soc_card *card,
struct snd_soc_pcm_runtime *rtd, int order)
{
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct snd_soc_platform *platform = rtd->platform;
struct snd_soc_component *component;
- int i;
+ struct snd_soc_rtdcom_list *rtdcom;
- /* remove the platform */
- if (platform && platform->component.driver->remove_order == order)
- soc_remove_component(&platform->component);
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
- /* remove the CODEC-side CODEC */
- for (i = 0; i < rtd->num_codecs; i++) {
- component = rtd->codec_dais[i]->component;
if (component->driver->remove_order == order)
soc_remove_component(component);
}
-
- /* remove any CPU-side CODEC */
- if (cpu_dai) {
- if (cpu_dai->component->driver->remove_order == order)
- soc_remove_component(cpu_dai->component);
- }
}
static void soc_remove_dai_links(struct snd_soc_card *card)
@@ -1559,21 +1620,13 @@ static int soc_probe_link_components(struct snd_soc_card *card,
struct snd_soc_pcm_runtime *rtd,
int order)
{
- struct snd_soc_platform *platform = rtd->platform;
struct snd_soc_component *component;
- int i, ret;
+ struct snd_soc_rtdcom_list *rtdcom;
+ int ret;
- /* probe the CPU-side component, if it is a CODEC */
- component = rtd->cpu_dai->component;
- if (component->driver->probe_order == order) {
- ret = soc_probe_component(card, component);
- if (ret < 0)
- return ret;
- }
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
- /* probe the CODEC-side components */
- for (i = 0; i < rtd->num_codecs; i++) {
- component = rtd->codec_dais[i]->component;
if (component->driver->probe_order == order) {
ret = soc_probe_component(card, component);
if (ret < 0)
@@ -1581,13 +1634,6 @@ static int soc_probe_link_components(struct snd_soc_card *card,
}
}
- /* probe the platform */
- if (platform->component.driver->probe_order == order) {
- ret = soc_probe_component(card, &platform->component);
- if (ret < 0)
- return ret;
- }
-
return 0;
}
@@ -3227,7 +3273,7 @@ static int snd_soc_component_initialize(struct snd_soc_component *component,
component->set_pll = component->driver->set_pll;
component->set_jack = component->driver->set_jack;
- dapm = &component->dapm;
+ dapm = snd_soc_component_get_dapm(component);
dapm->dev = dev;
dapm->component = component;
dapm->bias_level = SND_SOC_BIAS_OFF;
@@ -3367,11 +3413,12 @@ err_free:
EXPORT_SYMBOL_GPL(snd_soc_register_component);
/**
- * snd_soc_unregister_component - Unregister a component from the ASoC core
+ * snd_soc_unregister_component - Unregister all related component
+ * from the ASoC core
*
* @dev: The device to unregister
*/
-void snd_soc_unregister_component(struct device *dev)
+static int __snd_soc_unregister_component(struct device *dev)
{
struct snd_soc_component *component;
int found = 0;
@@ -3393,6 +3440,13 @@ void snd_soc_unregister_component(struct device *dev)
snd_soc_component_cleanup(component);
kfree(component);
}
+
+ return found;
+}
+
+void snd_soc_unregister_component(struct device *dev)
+{
+ while (__snd_soc_unregister_component(dev));
}
EXPORT_SYMBOL_GPL(snd_soc_unregister_component);
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 7d3859e1a7b9..94b88b897c3b 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -454,6 +454,8 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
const char *codec_dai_name = "multicodec";
@@ -462,10 +464,12 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
pinctrl_pm_select_default_state(cpu_dai->dev);
for (i = 0; i < rtd->num_codecs; i++)
pinctrl_pm_select_default_state(rtd->codec_dais[i]->dev);
- pm_runtime_get_sync(cpu_dai->dev);
- for (i = 0; i < rtd->num_codecs; i++)
- pm_runtime_get_sync(rtd->codec_dais[i]->dev);
- pm_runtime_get_sync(platform->dev);
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ pm_runtime_get_sync(component->dev);
+ }
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
@@ -603,15 +607,13 @@ platform_err:
out:
mutex_unlock(&rtd->pcm_mutex);
- pm_runtime_mark_last_busy(platform->dev);
- pm_runtime_put_autosuspend(platform->dev);
- for (i = 0; i < rtd->num_codecs; i++) {
- pm_runtime_mark_last_busy(rtd->codec_dais[i]->dev);
- pm_runtime_put_autosuspend(rtd->codec_dais[i]->dev);
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ pm_runtime_mark_last_busy(component->dev);
+ pm_runtime_put_autosuspend(component->dev);
}
- pm_runtime_mark_last_busy(cpu_dai->dev);
- pm_runtime_put_autosuspend(cpu_dai->dev);
for (i = 0; i < rtd->num_codecs; i++) {
if (!rtd->codec_dais[i]->active)
pinctrl_pm_select_sleep_state(rtd->codec_dais[i]->dev);
@@ -659,6 +661,8 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
int i;
@@ -715,17 +719,13 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
mutex_unlock(&rtd->pcm_mutex);
- pm_runtime_mark_last_busy(platform->dev);
- pm_runtime_put_autosuspend(platform->dev);
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
- for (i = 0; i < rtd->num_codecs; i++) {
- pm_runtime_mark_last_busy(rtd->codec_dais[i]->dev);
- pm_runtime_put_autosuspend(rtd->codec_dais[i]->dev);
+ pm_runtime_mark_last_busy(component->dev);
+ pm_runtime_put_autosuspend(component->dev);
}
- pm_runtime_mark_last_busy(cpu_dai->dev);
- pm_runtime_put_autosuspend(cpu_dai->dev);
-
for (i = 0; i < rtd->num_codecs; i++) {
if (!rtd->codec_dais[i]->active)
pinctrl_pm_select_sleep_state(rtd->codec_dais[i]->dev);
@@ -3000,8 +3000,7 @@ void soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd)
return;
}
- rtd->debugfs_dpcm_state = debugfs_create_file("state", 0444,
- rtd->debugfs_dpcm_root,
- rtd, &dpcm_state_fops);
+ debugfs_create_file("state", 0444, rtd->debugfs_dpcm_root,
+ rtd, &dpcm_state_fops);
}
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 12:49:06 +0000