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-rw-r--r--sound/hda/ext/hdac_ext_bus.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c
index 0aa5d9e..cf69202 100644
--- a/sound/hda/ext/hdac_ext_bus.c
+++ b/sound/hda/ext/hdac_ext_bus.c
@@ -172,3 +172,22 @@ void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev)
kfree(hdev);
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_exit);
+
+/**
+ * snd_hdac_ext_bus_device_remove - remove HD-audio extended codec base devices
+ *
+ * @ebus: HD-audio extended bus
+ */
+void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus)
+{
+ struct hdac_device *codec, *__codec;
+ /*
+ * we need to remove all the codec devices objects created in the
+ * snd_hdac_ext_bus_device_init
+ */
+ list_for_each_entry_safe(codec, __codec, &ebus->bus.codec_list, list) {
+ snd_hdac_device_unregister(codec);
+ put_device(&codec->dev);
+ }
+}
+EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_remove);
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