WINDOW_LAYER_DEPTH  302 drivers/gpu/drm/tegra/dc.c 	value = K2(255) | K1(255) | WINDOW_LAYER_DEPTH(255 - window->zpos);
WINDOW_LAYER_DEPTH  446 drivers/gpu/drm/tegra/hub.c 	value = K2(255) | K1(255) | WINDOW_LAYER_DEPTH(255 - zpos);