diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
index b35ab6780a88..14cefb523686 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
@@ -5540,10 +5540,11 @@ static void vop2_plane_atomic_disable(struct drm_plane *plane, struct drm_atomic
  */
 static void vop2_plane_setup_color_key(struct drm_plane *plane)
 {
-	struct drm_plane_state *pstate = plane->state;
-	struct vop2_plane_state *vpstate = to_vop2_plane_state(pstate);
-	struct drm_framebuffer *fb = pstate->fb;
+	struct drm_plane_state *pstate;
+	struct vop2_plane_state *vpstate;
+	struct drm_framebuffer *fb;
 	struct vop2_win *win = to_vop2_win(plane);
+	struct vop2_win *left_win = NULL;
 	struct vop2 *vop2 = win->vop2;
 	uint32_t color_key_en = 0;
 	uint32_t color_key;
@@ -5551,8 +5552,22 @@ static void vop2_plane_setup_color_key(struct drm_plane *plane)
 	uint32_t g = 0;
 	uint32_t b = 0;
 
+	if (win->splice_mode_right) {
+		pstate = win->left_win->base.state;
+		left_win = win->left_win;
+	} else {
+		pstate = plane->state;
+	}
+
+	vpstate = to_vop2_plane_state(pstate);
+	if (!vpstate)
+		return;
+	fb = pstate->fb;
+
 	if (!(vpstate->color_key & VOP_COLOR_KEY_MASK) || fb->format->is_yuv) {
 		VOP_WIN_SET(vop2, win, color_key_en, 0);
+		if (left_win)
+			VOP_WIN_SET(vop2, left_win, color_key_en, 0);
 		return;
 	}
 
@@ -5586,6 +5601,10 @@ static void vop2_plane_setup_color_key(struct drm_plane *plane)
 	color_key = (r << 20) | (g << 10) | b;
 	VOP_WIN_SET(vop2, win, color_key_en, color_key_en);
 	VOP_WIN_SET(vop2, win, color_key, color_key);
+	if (left_win) {
+		VOP_WIN_SET(vop2, left_win, color_key_en, color_key_en);
+		VOP_WIN_SET(vop2, left_win, color_key, color_key);
+	}
 }
 
 static void vop2_calc_drm_rect_for_splice(struct vop2_plane_state *vpstate,