diff options
Diffstat (limited to 'sound/soc/soc-core.c')
| -rw-r--r-- | sound/soc/soc-core.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index fb3435121172..6ec127346e9c 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -3481,6 +3481,32 @@ void snd_soc_unregister_component(struct device *dev) } EXPORT_SYMBOL_GPL(snd_soc_unregister_component); +struct snd_soc_component *snd_soc_lookup_component(struct device *dev, + const char *driver_name) +{ + struct snd_soc_component *component; + struct snd_soc_component *ret; + + ret = NULL; + mutex_lock(&client_mutex); + list_for_each_entry(component, &component_list, list) { + if (dev != component->dev) + continue; + + if (driver_name && + (driver_name != component->driver->name) && + (strcmp(component->driver->name, driver_name) != 0)) + continue; + + ret = component; + break; + } + mutex_unlock(&client_mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(snd_soc_lookup_component); + static int snd_soc_platform_drv_probe(struct snd_soc_component *component) { struct snd_soc_platform *platform = snd_soc_component_to_platform(component); |