https://bugs.freedesktop.org/show_bug.cgi?id=104248
--- Comment #3 from Harry Wentland harry.wentland@amd.com --- I'm working on fixing DVI on DC with timings requiring dual link, like I assume your 120+ Hz timings require. That work is tracked under https://bugs.freedesktop.org/show_bug.cgi?id=103953.