old_rstate 621 drivers/gpu/drm/rcar-du/rcar_du_plane.c struct rcar_du_plane_state *old_rstate; old_rstate 637 drivers/gpu/drm/rcar-du/rcar_du_plane.c old_rstate = to_rcar_plane_state(old_state); old_rstate 640 drivers/gpu/drm/rcar-du/rcar_du_plane.c if ((old_rstate->source == RCAR_DU_PLANE_MEMORY) !=