- * 2) if fps == factor of vrefresh && dpms == on && offset == 0, HW vblank
- * 3) if fps == factor of vrefresh && dpms == on && offset != 0, HW vblank + SW timer
+ * 3) if fps == factor of vrefresh && dpms == on && offset == 0, HW vblank
+ * 4) if fps == factor of vrefresh && dpms == on && offset != 0, HW vblank + SW timer