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-rw-r--r--sound/soc/soc-component.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c
index 6d719c2db92e..a711bee11712 100644
--- a/sound/soc/soc-component.c
+++ b/sound/soc/soc-component.c
@@ -421,6 +421,29 @@ EXPORT_SYMBOL_GPL(snd_soc_component_exit_regmap);
#endif
+int snd_soc_component_compr_open(struct snd_compr_stream *cstream,
+ struct snd_soc_component **last)
+{
+ struct snd_soc_pcm_runtime *rtd = cstream->private_data;
+ struct snd_soc_component *component;
+ int i, ret;
+
+ for_each_rtd_components(rtd, i, component) {
+ if (component->driver->compress_ops &&
+ component->driver->compress_ops->open) {
+ ret = component->driver->compress_ops->open(component, cstream);
+ if (ret < 0) {
+ *last = component;
+ return soc_component_ret(component, ret);
+ }
+ }
+ }
+
+ *last = NULL;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(snd_soc_component_compr_open);
+
static unsigned int soc_component_read_no_lock(
struct snd_soc_component *component,
unsigned int reg)