--- a/drivers/gpu/drm/imx/mhdp/cdns-mhdp-imxdrv.c	2023-04-24 10:04:54.095068512 +0000
+++ b/drivers/gpu/drm/imx/mhdp/cdns-mhdp-imxdrv.c	2023-04-25 13:35:44.405261313 +0000
@@ -12,6 +12,7 @@
 #include <drm/drm_vblank.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_encoder_slave.h>
+#include <drm/drm_modeset_helper_vtables.h>
 
 #include <uapi/linux/media-bus-format.h>
 
