All the same, perhaps vulkaninfo should issue a warning about vestigial
config if it can find a perfectly usable icd somewhere else! Presumably
it looks for the one supplied by Ubuntu.
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Got to the bottom of it and post here in case anyone else has this
problem.
In /etc/vulkan/icd.d there was a link: amd_icd64.json ->
/etc/alternatives/amd_icd64.json
Also a link: /etc/alternatives/amd_icd64.json ->
/opt/amdgpu-pro/etc/vulkan/icd.d/amd_icd64.json
(a non existant path)
In /opt/am
That's not quite true, it was assumed and believed until a little while
ago that I had amdgpu-pro installed which I don't and because of that no
one even looked at the problem. Mark it invalid if you like but the
real problem has not even been investigated.
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Thank you. I have that file:
/usr/share/vulkan/icd.d/radeon_icd.x86_64.json. So now I'm back to
figuring out why vulkaninfo errors out:
vulkaninfo reports:
ERROR: [Loader Message] Code 0 : loader_get_json: Failed to open JSON file
amd_icd64.json
There must be some config somewhere that tells vu
Thank you. It does seem to point to that. Even so, vulkan-mesa-drivers
has been installed and has not provided vulkan-icd. Does it go under a
different name? When I installed vulkan-mesa-drivers, has dpkg or apt
seen a remnant of amdgpu-pro and not installed the icd even though by
normal means
→ apt list --installed|grep amdvlk
(just the interface warning otherwise nothing)
→ apt-cache show amdvlk
N: Unable to locate package amdvlk
E: No packages found
→ apropos amdvlk
amdvlk: nothing appropriate.
→ apt-cache search amdvlk
(nothing)
→ apt-cache search amd|grep vlk
(nothing)
So no, I
I don't see amdgpu-pro when I do this:
→ apt list --installed |grep amdgpu
WARNING: apt does not have a stable CLI interface. Use with caution in
scripts.
libdrm-amdgpu1/bionic-updates,now 2.4.101-2~18.04.1 amd64 [installed]
xserver-xorg-video-amdgpu-hwe-18.04/bionic-updates,now 19.1.0-1~18.04.1
'if its vulkan driver does not install its icd file in the correct
place, there's nothing we can do about that'
Thank you for your help. I was not aware of that interaction, only of
what the installed package vulkan-mesa-drivers claimed as stated at the
beginning of this report.
'apt-cache show s
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