1 files changed, 6 insertions, 0 deletions

diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index b81b4bec6f05..6ed2b421e29e 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -14,6 +14,7 @@ typedef u16 hda_nid_t;
 struct hdac_bus;
 struct hdac_device;
 struct hdac_driver;
+struct hdac_widget_tree;
 
 /*
  * exported bus type
@@ -53,6 +54,9 @@ struct hdac_device {
 
         /* misc flags */
         atomic_t in_pm;         /* suspend/resume being performed */
+
+        /* sysfs */
+        struct hdac_widget_tree *widgets;
 };
 
 /* device/driver type used for matching */
@@ -71,6 +75,8 @@ enum {
 int snd_hdac_device_init(struct hdac_device *dev, struct hdac_bus *bus,
                          const char *name, unsigned int addr);
 void snd_hdac_device_exit(struct hdac_device *dev);
+int snd_hdac_device_register(struct hdac_device *codec);
+void snd_hdac_device_unregister(struct hdac_device *codec);
 
 int snd_hdac_refresh_widgets(struct hdac_device *codec);