diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.c b/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.c
index 9989820b5fc6..9e7276b933f9 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.c
@@ -316,3 +316,18 @@ int rockchip_drm_direct_show_disable_plane(struct drm_device *drm, struct drm_pl
 
 	return ret;
 }
+
+int rockchip_drm_direct_show_buf_begin_cpu_access(struct rockchip_drm_direct_show_buffer *buffer)
+{
+	struct drm_gem_object *obj = &buffer->rk_gem_obj->base;
+
+	return rockchip_gem_prime_begin_cpu_access(obj, DMA_FROM_DEVICE);
+}
+
+int rockchip_drm_direct_show_buf_end_cpu_access(struct rockchip_drm_direct_show_buffer *buffer)
+{
+	struct drm_gem_object *obj = &buffer->rk_gem_obj->base;
+
+	return rockchip_gem_prime_end_cpu_access(obj, DMA_TO_DEVICE);
+}
+
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.h b/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.h
index 939f0d451057..583f760eb1f5 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_direct_show.h
@@ -61,5 +61,7 @@ struct drm_plane *rockchip_drm_direct_show_get_plane(struct drm_device *drm, con
 int rockchip_drm_direct_show_commit(struct drm_device *drm,
 				    struct rockchip_drm_direct_show_commit_info *commit_info);
 int rockchip_drm_direct_show_disable_plane(struct drm_device *drm, struct drm_plane *plane);
+int rockchip_drm_direct_show_buf_begin_cpu_access(struct rockchip_drm_direct_show_buffer *buffer);
+int rockchip_drm_direct_show_buf_end_cpu_access(struct rockchip_drm_direct_show_buffer *buffer);
 
 #endif