Firstly, AMD has released amdgpu-pro 18.10 (for rhel and supports Ubuntu
16.04.4):

https://support.amd.com/en-us/kb-articles/Pages/Radeon-Software-for-
Linux-Release-Notes.aspx

Download Links are on the site.

Secondly, I'm still having the DRM version issue, and I have come across
a post on reddit about this:

https://www.reddit.com/r/vulkan/comments/4idouk/problem_with_vulkan_on_amd_linux/

More specifically the comment here:
https://www.reddit.com/r/vulkan/comments/4idouk/problem_with_vulkan_on_amd_linux/d2xc4ta/

where the issue seems to have to do with the driver that's in use by
linux (radeon) rather than amdgpu:

amdgpu has version 3.1.0:
https://github.com/torvalds/linux/blob/32cf95db22d49cf4a3b421ba9fd156bb5f920ebb/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c#L49-L56

and radeon has version 2.43:
https://github.com/torvalds/linux/blob/32cf95db22d49cf4a3b421ba9fd156bb5f920ebb/drivers/gpu/drm/radeon/radeon_drv.c#L95-L99

In Addition, the reddit user talks about having
`CONFIG_DRM_AMDGPU_CIK=y` set to 'y' to enable support for the GPU in
amdgpu driver (this requires manually compiling the linux kernel, as the
default has this setting off). You can check if your currently running
kernel has this option:

   grep CONFIG_DRM_AMDGPU_CIK /boot/config*

And checking what driver is actually in use by linux:

   lspci -nnk | grep -i vga -A3 | grep 'in use'

So the question is how to get the amdgpu driver to load in place of
radeon ?

-- 
You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to xorg-server in Ubuntu.
https://bugs.launchpad.net/bugs/1696231

Title:
  amdgpu needed blacklisting of radeon module

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1696231/+subscriptions

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