I know this is a commonly asked question, but I am having trouble with this..
I am running Ubuntu 18.04. I have had to use nomodeset parameters in grub on boot to have boot correctly.
uname -mrs
Linux 4.15.0-23-generic x86_64
lspci | grep VGA
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Vega [Radeon RX Vega M] (rev c0)
Running ubuntu drivers devices gives no results
lshw -c video
*-display UNCLAIMED
description: VGA compatible controller
product: Advanced Micro Devices, Inc. [AMD/ATI]
vendor: Advanced Micro Devices, Inc. [AMD/ATI]
physical id: 0
bus info: pci@0000:01:00.0
version: c0
width: 64 bits
clock: 33MHz
capabilities: pm pciexpress msi vga_controller bus_master cap_list
configuration: latency=0
resources: memory:90000000-9fffffff memory:a0000000-a01fffff ioport:e000(size=256) memory:db500000-db53ffff memory:c0000-dffff
*-display UNCLAIMED
description: Display controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm cap_list
configuration: latency=0
resources: iomemory:2f0-2ef iomemory:2f0-2ef memory:2ffe000000-2ffeffffff memory:2fa0000000-2fafffffff ioport:f000(size=64)
I tried adding amdgpu.dc=1 to boot params but doesn't change anything.
glmark2
=======================================================
glmark2 2014.03+git20150611.fa71af2d
=======================================================
OpenGL Information
GL_VENDOR: VMware, Inc.
GL_RENDERER: llvmpipe (LLVM 6.0, 256 bits)
GL_VERSION: 3.0 Mesa 18.0.0-rc5
-- EDIT --
Upgraded to kernel 4.16 and no changes, although running glmark2 is less intensive on the CPU