diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index b73e8cda7192b437aac8fd8206bc742cd1b82e61..1f1a65c1fe8e741d30a0eefc2ab1b2fa25bf8710 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -124,6 +124,10 @@ enum v4l2_field {
 	 (field) == V4L2_FIELD_INTERLACED_BT ||\
 	 (field) == V4L2_FIELD_SEQ_TB ||\
 	 (field) == V4L2_FIELD_SEQ_BT)
+#define V4L2_FIELD_HAS_T_OR_B(field)	\
+	((field) == V4L2_FIELD_BOTTOM ||\
+	 (field) == V4L2_FIELD_TOP ||\
+	 (field) == V4L2_FIELD_ALTERNATE)
 
 enum v4l2_buf_type {
 	V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,