1 files changed, 15 insertions, 0 deletions

diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index 020d05758bd8..8bbb526a5a24 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -79,6 +79,21 @@
 
 /* ------------------------------------------------------------------------- */
 
+/* Priority helper functions */
+
+struct v4l2_prio_state {
+        atomic_t prios[4];
+};
+int v4l2_prio_init(struct v4l2_prio_state *global);
+int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local,
+                     enum v4l2_priority new);
+int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local);
+int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local);
+enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global);
+int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local);
+
+/* ------------------------------------------------------------------------- */
+
 /* Control helper functions */
 
 int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,