diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
index 6bce54178457..a2ee2e023c5e 100644
--- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
+++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
@@ -27,6 +27,7 @@
 #include <drm/drm_of.h>
 #include <drm/drm_panel.h>
 
+#include <uapi/linux/videodev2.h>
 #include <video/of_videomode.h>
 #include <video/videomode.h>
 
@@ -216,6 +217,8 @@ rockchip_dp_drm_encoder_atomic_check(struct drm_encoder *encoder,
 	else
 		s->bus_format = MEDIA_BUS_FMT_RGB888_1X24;
 	s->tv_state = &conn_state->tv;
+	s->eotf = TRADITIONAL_GAMMA_SDR;
+	s->color_space = V4L2_COLORSPACE_DEFAULT;
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
index 5b8d5746eabc..21bcf474f987 100644
--- a/drivers/gpu/drm/rockchip/cdn-dp-core.c
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
@@ -28,6 +28,7 @@
 #include <linux/reset.h>
 #include <linux/mfd/syscon.h>
 #include <linux/phy/phy.h>
+#include <uapi/linux/videodev2.h>
 
 #include <sound/hdmi-codec.h>
 
@@ -745,6 +746,8 @@ static int cdn_dp_encoder_atomic_check(struct drm_encoder *encoder,
 	s->output_type = DRM_MODE_CONNECTOR_DisplayPort;
 	s->bus_format = MEDIA_BUS_FMT_RGB888_1X24;
 	s->tv_state = &conn_state->tv;
+	s->eotf = TRADITIONAL_GAMMA_SDR;
+	s->color_space = V4L2_COLORSPACE_DEFAULT;
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
index 3d652babd470..519130b77131 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
@@ -24,6 +24,7 @@
 #include <drm/drm_of.h>
 #include <drm/drm_panel.h>
 #include <drm/drmP.h>
+#include <uapi/linux/videodev2.h>
 #include <video/mipi_display.h>
 #include <asm/unaligned.h>
 
@@ -1211,6 +1212,8 @@ dw_mipi_dsi_encoder_atomic_check(struct drm_encoder *encoder,
 	else
 		s->bus_format = MEDIA_BUS_FMT_RGB888_1X24;
 	s->tv_state = &conn_state->tv;
+	s->eotf = TRADITIONAL_GAMMA_SDR;
+	s->color_space = V4L2_COLORSPACE_DEFAULT;
 
 	if (dsi->slave)
 		s->output_flags = ROCKCHIP_OUTPUT_DSI_DUAL_CHANNEL;
diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c
index b8007d7c294a..35758e28bdd8 100644
--- a/drivers/gpu/drm/rockchip/rockchip_lvds.c
+++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c
@@ -27,6 +27,7 @@
 #include <linux/pm_runtime.h>
 #include <linux/regmap.h>
 #include <linux/reset.h>
+#include <uapi/linux/videodev2.h>
 
 #include <video/display_timing.h>
 
@@ -697,6 +698,8 @@ rockchip_lvds_encoder_atomic_check(struct drm_encoder *encoder,
 	else
 		s->output_mode = ROCKCHIP_OUT_MODE_P888;
 	s->tv_state = &conn_state->tv;
+	s->eotf = TRADITIONAL_GAMMA_SDR;
+	s->color_space = V4L2_COLORSPACE_DEFAULT;
 
 	return 0;
 }