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Diffstat (limited to 'sound/soc/soc-core.c')
-rw-r--r--sound/soc/soc-core.c117
1 files changed, 45 insertions, 72 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 96c44f6576c9..bf7ca32ab31f 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -221,14 +221,14 @@ static const struct attribute_group soc_dapm_dev_group = {
.is_visible = soc_dev_attr_is_visible,
};
-static const struct attribute_group soc_dev_roup = {
+static const struct attribute_group soc_dev_group = {
.attrs = soc_dev_attrs,
.is_visible = soc_dev_attr_is_visible,
};
static const struct attribute_group *soc_dev_attr_groups[] = {
&soc_dapm_dev_group,
- &soc_dev_roup,
+ &soc_dev_group,
NULL
};
@@ -349,7 +349,7 @@ static void soc_init_codec_debugfs(struct snd_soc_component *component)
"ASoC: Failed to create codec register debugfs file\n");
}
-static int codec_list_seq_show(struct seq_file *m, void *v)
+static int codec_list_show(struct seq_file *m, void *v)
{
struct snd_soc_codec *codec;
@@ -362,20 +362,9 @@ static int codec_list_seq_show(struct seq_file *m, void *v)
return 0;
}
+DEFINE_SHOW_ATTRIBUTE(codec_list);
-static int codec_list_seq_open(struct inode *inode, struct file *file)
-{
- return single_open(file, codec_list_seq_show, NULL);
-}
-
-static const struct file_operations codec_list_fops = {
- .open = codec_list_seq_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
-static int dai_list_seq_show(struct seq_file *m, void *v)
+static int dai_list_show(struct seq_file *m, void *v)
{
struct snd_soc_component *component;
struct snd_soc_dai *dai;
@@ -390,20 +379,9 @@ static int dai_list_seq_show(struct seq_file *m, void *v)
return 0;
}
+DEFINE_SHOW_ATTRIBUTE(dai_list);
-static int dai_list_seq_open(struct inode *inode, struct file *file)
-{
- return single_open(file, dai_list_seq_show, NULL);
-}
-
-static const struct file_operations dai_list_fops = {
- .open = dai_list_seq_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
-static int platform_list_seq_show(struct seq_file *m, void *v)
+static int platform_list_show(struct seq_file *m, void *v)
{
struct snd_soc_platform *platform;
@@ -416,18 +394,7 @@ static int platform_list_seq_show(struct seq_file *m, void *v)
return 0;
}
-
-static int platform_list_seq_open(struct inode *inode, struct file *file)
-{
- return single_open(file, platform_list_seq_show, NULL);
-}
-
-static const struct file_operations platform_list_fops = {
- .open = platform_list_seq_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(platform_list);
static void soc_init_card_debugfs(struct snd_soc_card *card)
{
@@ -1100,8 +1067,8 @@ static int soc_bind_dai_link(struct snd_soc_card *card,
cpu_dai_component.dai_name = dai_link->cpu_dai_name;
rtd->cpu_dai = snd_soc_find_dai(&cpu_dai_component);
if (!rtd->cpu_dai) {
- dev_err(card->dev, "ASoC: CPU DAI %s not registered\n",
- dai_link->cpu_dai_name);
+ dev_info(card->dev, "ASoC: CPU DAI %s not registered\n",
+ dai_link->cpu_dai_name);
goto _err_defer;
}
snd_soc_rtdcom_add(rtd, rtd->cpu_dai->component);
@@ -1162,11 +1129,6 @@ static int soc_bind_dai_link(struct snd_soc_card *card,
rtd->platform = platform;
}
- if (!rtd->platform) {
- dev_err(card->dev, "ASoC: platform %s not registered\n",
- dai_link->platform_name);
- goto _err_defer;
- }
soc_add_pcm_runtime(card, rtd);
return 0;
@@ -1624,22 +1586,21 @@ static int soc_probe_link_components(struct snd_soc_card *card,
static int soc_probe_dai(struct snd_soc_dai *dai, int order)
{
- int ret;
+ if (dai->probed ||
+ dai->driver->probe_order != order)
+ return 0;
- if (!dai->probed && dai->driver->probe_order == order) {
- if (dai->driver->probe) {
- ret = dai->driver->probe(dai);
- if (ret < 0) {
- dev_err(dai->dev,
- "ASoC: failed to probe DAI %s: %d\n",
- dai->name, ret);
- return ret;
- }
+ if (dai->driver->probe) {
+ int ret = dai->driver->probe(dai);
+ if (ret < 0) {
+ dev_err(dai->dev, "ASoC: failed to probe DAI %s: %d\n",
+ dai->name, ret);
+ return ret;
}
-
- dai->probed = 1;
}
+ dai->probed = 1;
+
return 0;
}
@@ -3459,7 +3420,6 @@ int snd_soc_add_component(struct device *dev,
err_cleanup:
snd_soc_component_cleanup(component);
err_free:
- kfree(component);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_add_component);
@@ -3471,7 +3431,7 @@ int snd_soc_register_component(struct device *dev,
{
struct snd_soc_component *component;
- component = kzalloc(sizeof(*component), GFP_KERNEL);
+ component = devm_kzalloc(dev, sizeof(*component), GFP_KERNEL);
if (!component)
return -ENOMEM;
@@ -3506,7 +3466,6 @@ static int __snd_soc_unregister_component(struct device *dev)
if (found) {
snd_soc_component_cleanup(component);
- kfree(component);
}
return found;
@@ -4398,6 +4357,26 @@ int snd_soc_of_get_dai_name(struct device_node *of_node,
EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name);
/*
+ * snd_soc_of_put_dai_link_codecs - Dereference device nodes in the codecs array
+ * @dai_link: DAI link
+ *
+ * Dereference device nodes acquired by snd_soc_of_get_dai_link_codecs().
+ */
+void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link)
+{
+ struct snd_soc_dai_link_component *component = dai_link->codecs;
+ int index;
+
+ for (index = 0; index < dai_link->num_codecs; index++, component++) {
+ if (!component->of_node)
+ break;
+ of_node_put(component->of_node);
+ component->of_node = NULL;
+ }
+}
+EXPORT_SYMBOL_GPL(snd_soc_of_put_dai_link_codecs);
+
+/*
* snd_soc_of_get_dai_link_codecs - Parse a list of CODECs in the devicetree
* @dev: Card device
* @of_node: Device node
@@ -4406,7 +4385,8 @@ EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name);
* Builds an array of CODEC DAI components from the DAI link property
* 'sound-dai'.
* The array is set in the DAI link and the number of DAIs is set accordingly.
- * The device nodes in the array (of_node) must be dereferenced by the caller.
+ * The device nodes in the array (of_node) must be dereferenced by calling
+ * snd_soc_of_put_dai_link_codecs() on @dai_link.
*
* Returns 0 for success
*/
@@ -4454,14 +4434,7 @@ int snd_soc_of_get_dai_link_codecs(struct device *dev,
}
return 0;
err:
- for (index = 0, component = dai_link->codecs;
- index < dai_link->num_codecs;
- index++, component++) {
- if (!component->of_node)
- break;
- of_node_put(component->of_node);
- component->of_node = NULL;
- }
+ snd_soc_of_put_dai_link_codecs(dai_link);
dai_link->codecs = NULL;
dai_link->num_codecs = 0;
return ret;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-18 05:53:56 +0300