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");
}
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;
#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)
{
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 *) *
{
if (rtd && rtd->codec_dais)
kfree(rtd->codec_dais);
+ snd_soc_rtdcom_del_all(rtd);
kfree(rtd);
}
/**
* 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
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;
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;
dai_link->cpu_dai_name);
goto _err_defer;
}
+ snd_soc_rtdcom_add(rtd, rtd->cpu_dai->component);
rtd->num_codecs = dai_link->num_codecs;
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 */
if (!platform_name && !dai_link->platform_of_node)
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;
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)
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)
}
}
- /* probe the platform */
- if (platform->component.driver->probe_order == order) {
- ret = soc_probe_component(card, &platform->component);
- if (ret < 0)
- return ret;
- }
-
return 0;
}
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;
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;
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);
git.samba.org / sfrench / cifs-2.6.git / blobdiff