MAX_CRTC           20 drivers/gpu/drm/exynos/exynos_drm_drv.h #define MAX_CRTC	3
MAX_CRTC           31 drivers/gpu/drm/imx/imx-drm-core.c #define MAX_CRTC	4
MAX_CRTC           12 drivers/gpu/drm/mediatek/mtk_drm_drv.h #define MAX_CRTC	3