diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_tve.c b/drivers/gpu/drm/rockchip/rockchip_drm_tve.c
index 9184509fc2ba..8621f8d47baf 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_tve.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_tve.c
@@ -503,6 +503,8 @@ static void rockchip_tve_encoder_mode_set(struct drm_encoder *encoder,
 		tve_set_mode(tve);
 		dac_enable(tve, true);
 	}
+
+	tve->tv_format = tv_format;
 }
 
 static bool