1 files changed, 9 insertions, 1 deletions

diff --git a/include/sound/control.h b/include/sound/control.h
index 72e759f619b1..e79baa63912f 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -3,7 +3,7 @@
 
 /*
  *  Header file for control interface
- *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  *
  *
  *   This program is free software; you can redistribute it and/or modify
@@ -161,4 +161,12 @@ static inline struct snd_ctl_elem_id *snd_ctl_build_ioff(struct snd_ctl_elem_id
         return dst_id;
 }
 
+/*
+ * Frequently used control callbacks
+ */
+int snd_ctl_boolean_mono_info(struct snd_kcontrol *kcontrol,
+                              struct snd_ctl_elem_info *uinfo);
+int snd_ctl_boolean_stereo_info(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_info *uinfo);
+
 #endif  /* __SOUND_CONTROL_H */