diff --git a/include/linux/v4l2-common.h b/include/linux/v4l2-common.h
index e85bf15..0fa8b64 100644
--- a/include/linux/v4l2-common.h
+++ b/include/linux/v4l2-common.h
@@ -29,7 +29,11 @@
 #ifndef __V4L2_COMMON__
 #define __V4L2_COMMON__
 
-/* Selection target definitions */
+/*
+ *
+ * Selection interface definitions
+ *
+ */
 
 /* Current cropping area */
 #define V4L2_SEL_TGT_CROP		0x0000
@@ -46,7 +50,7 @@
 /* Current composing area plus all padding pixels */
 #define V4L2_SEL_TGT_COMPOSE_PADDED	0x0103
 
-/* Backward compatibility definitions */
+/* Backward compatibility target definitions --- to be removed. */
 #define V4L2_SEL_TGT_CROP_ACTIVE	V4L2_SEL_TGT_CROP
 #define V4L2_SEL_TGT_COMPOSE_ACTIVE	V4L2_SEL_TGT_COMPOSE
 #define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL \
@@ -54,4 +58,14 @@
 #define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL \
 	V4L2_SEL_TGT_COMPOSE
 
-#endif /* __V4L2_COMMON__  */
+/* Selection flags */
+#define V4L2_SEL_FLAG_GE		(1 << 0)
+#define V4L2_SEL_FLAG_LE		(1 << 1)
+#define V4L2_SEL_FLAG_KEEP_CONFIG	(1 << 2)
+
+/* Backward compatibility flag definitions --- to be removed. */
+#define V4L2_SUBDEV_SEL_FLAG_SIZE_GE	V4L2_SEL_FLAG_GE
+#define V4L2_SUBDEV_SEL_FLAG_SIZE_LE	V4L2_SEL_FLAG_LE
+#define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG
+
+#endif /* __V4L2_COMMON__ */