https://bugs.freedesktop.org/show_bug.cgi?id=93826
--- Comment #69 from withoutaface mkyahoooo@web.de --- (In reply to iuno from comment #59)
@withoutaface: You have to rebuild your kernel. ...
I rebuild my kernel 4.10.0-22 (ubuntu 17.04) and patched radeon driver (atombios_crtc.c) void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev) { /* always set DCPLL */ rdev->clock.default_dispclk = 62500; if (ASIC_IS_DCE6(rdev)) ...
144Hz is working fine with this patch. (Forcing dpm state high = perfect image / low or auto = bad flickering) But Great improvement so far! Thank you.