dist/drm/drm_atomic_helper.c

976 	 * We need to run through the crtc_funcs->disable() function if the CRTC
2576 	const struct drm_crtc_helper_funcs *crtc_funcs;
2587 	crtc_funcs = crtc->helper_private;
2588 	if (crtc_funcs && crtc_funcs->atomic_begin)
2589 		crtc_funcs->atomic_begin(crtc, old_crtc_state);
2614 	if (crtc_funcs && crtc_funcs->atomic_flush)
2615 		crtc_funcs->atomic_flush(crtc, old_crtc_state);
2640 	const struct drm_crtc_helper_funcs *crtc_funcs =
2644 	if (atomic && crtc_funcs && crtc_funcs->atomic_begin)
2645 		crtc_funcs->atomic_begin(crtc, NULL);
2659 	if (atomic && crtc_funcs && crtc_funcs->atomic_flush)
2660 		crtc_funcs->atomic_flush(crtc, NULL);