Comment # 100 on bug 106175 from Brandon Wright

(In reply to tempel.julian from comment #99)
> Does the trick for me too, TearFree with amdgpu.dc=0 seems to be completely
> smooth now. Delay / input latency seems to be the same between amdgpu.dc=1
> and 0, I suppose this is as low as it can be with traditional vsync (without
> variable vblank).

Confirmed here, too.