DE3_VI_SCALER_UNIT_SIZE 98 drivers/gpu/drm/sun4i/sun8i_ui_scaler.c DE3_VI_SCALER_UNIT_SIZE * vi_num + DE3_VI_SCALER_UNIT_SIZE 840 drivers/gpu/drm/sun4i/sun8i_vi_scaler.c DE3_VI_SCALER_UNIT_SIZE * channel;