1 files changed, 27 insertions, 2 deletions

diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 8a4c309d2344..baafe2f2e02a 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1791,6 +1791,7 @@ struct v4l2_streamparm {
 #define V4L2_EVENT_ALL                          0
 #define V4L2_EVENT_VSYNC                        1
 #define V4L2_EVENT_EOS                          2
+#define V4L2_EVENT_CTRL                         3
 #define V4L2_EVENT_PRIVATE_START                0x08000000
 
 /* Payload for V4L2_EVENT_VSYNC */
@@ -1799,21 +1800,45 @@ struct v4l2_event_vsync {
         __u8 field;
 } __attribute__ ((packed));
 
+/* Payload for V4L2_EVENT_CTRL */
+#define V4L2_EVENT_CTRL_CH_VALUE                (1 << 0)
+#define V4L2_EVENT_CTRL_CH_FLAGS                (1 << 1)
+
+struct v4l2_event_ctrl {
+        __u32 changes;
+        __u32 type;
+        union {
+                __s32 value;
+                __s64 value64;
+        };
+        __u32 flags;
+        __s32 minimum;
+        __s32 maximum;
+        __s32 step;
+        __s32 default_value;
+};
+
 struct v4l2_event {
         __u32                           type;
         union {
                 struct v4l2_event_vsync vsync;
+                struct v4l2_event_ctrl  ctrl;
                 __u8                    data[64];
         } u;
         __u32                           pending;
         __u32                           sequence;
         struct timespec                 timestamp;
-        __u32                           reserved[9];
+        __u32                           id;
+        __u32                           reserved[8];
 };
 
+#define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
+
 struct v4l2_event_subscription {
         __u32                           type;
-        __u32                           reserved[7];
+        __u32                           id;
+        __u32                           flags;
+        __u32                           reserved[5];
 };
 
 /*