https://bugs.freedesktop.org/show_bug.cgi?id=92974
--- Comment #16 from charlie bug0xa3d2@hushmail.com --- Motherboard: Asus A88X-PRO APU: AMD A10-7850K (monitor only receiving R9 Nano output)
I will update the bios and see if there are any "new pcie gen or generic pcie performance options".
I report back on the use of "amdgpu.pcie_gen_cap=0x00030003" in lilo although "PCIe 3.0" is printed on the motherboard.