Thanks for bringing that up. Here's what happened:
~/Downloads % ls -lsa
total 24
4 drwxr-xr-x 2 user user 4096 Oct 23 20:59 .
4 drwxr-x--- 15 user user 4096 Oct 23 20:59 ..
16 -rw-rw-r-- 1 user user 13924 Oct 23 20:59 amdgpu-install_22.20.50200-1_all.deb
~/Downloads % sudo dpkg -i amdgpu-install_22.20.50200-1_all.deb
[sudo] password for user:
Selecting previously unselected package amdgpu-install.
(Reading database ... 389861 files and directories currently installed.)
Preparing to unpack amdgpu-install_22.20.50200-1_all.deb ...
Unpacking amdgpu-install (22.20.50200-1438747~22.04) ...
Setting up amdgpu-install (22.20.50200-1438747~22.04) ...
~/Downloads % which amdgpu-install
/usr/bin/amdgpu-install
~/Downloads % /usr/bin/amdgpu-install --opencl=legacy --headless --no-dkms
ERROR: using '--no-dkms' with '--opencl=legacy' is not supported
~/Downloads % /usr/bin/amdgpu-install --opencl=legacy --headless
Get:1 file:/var~/Downloads/amdgpu-pro-local ./ InRelease
Ign:1 file:/var~/Downloads/amdgpu-pro-local ./ InRelease
Get:2 file:/var~/Downloads/amdgpu-pro-local ./ Release [816 B]
Get:2 file:/var~/Downloads/amdgpu-pro-local ./ Release [816 B]
Get:3 file:/var~/Downloads/amdgpu-pro-local ./ Release.gpg
Ign:3 file:/var~/Downloads/amdgpu-pro-local ./ Release.gpg
Hit:4 http://ca.archive.ubuntu.com/ubuntu jammy InRelease
Get:5 http://ca.archive.ubuntu.com/ubuntu jammy-updates InRelease [114 kB]
Get:6 https://repo.radeon.com/amdgpu/22.20/ubuntu jammy InRelease [5,457 B]
Get:7 https://repo.radeon.com/rocm/apt/5.2 ubuntu InRelease [2,603 B]
Get:8 http://security.ubuntu.com/ubuntu jammy-security InRelease [110 kB]
Get:9 http://ca.archive.ubuntu.com/ubuntu jammy-backports InRelease [99.8 kB]
Get:10 https://repo.radeon.com/amdgpu/22.20/ubuntu jammy/main i386 Packages [10.3 kB]
Get:11 https://repo.radeon.com/amdgpu/22.20/ubuntu jammy/main amd64 Packages [11.7 kB]
Get:12 https://repo.radeon.com/rocm/apt/5.2 ubuntu/main amd64 Packages [27.0 kB]
Get:13 http://ca.archive.ubuntu.com/ubuntu jammy-updates/main i386 Packages [344 kB]
Get:14 http://ca.archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages [662 kB]
Get:15 http://ca.archive.ubuntu.com/ubuntu jammy-updates/universe amd64 Packages [435 kB]
Get:16 http://ca.archive.ubuntu.com/ubuntu jammy-updates/universe i386 Packages [283 kB]
Fetched 2,106 kB in 1s (1,415 kB/s)
Reading package lists... Done
E: Command line option --headless is not understood in combination with the other options
~/Downloads % /usr/bin/amdgpu-install -h
Usage: amdgpu-install [options...]
Options:
-h|--help Display this help message
--rocmrelease= Install a specific ROCm release. By default only
one release of ROCm can be installed. Using this
option will allow installation of multiple releases.
Note: when used during uninstall, the specific rocm
release will be removed. Use --rocmrelease=all
to uninstall all rocm releases.
--dryrun Print list of commands to run and exit
--pro (DEPRECATED) Install legacy OpenGL, pro Vulkan, and
open source multimedia. This is equivalenuser usero:
amdgpu-install --usecase=workstation --vulkan=pro
--usecase= Install a set of libraries for a specific use case
--list-usecase Show all available usecases and descriptions
--opencl= Install a specific OpenCL implementation. This
option implies the addition of the opencl usecase.
Available implementations:
rocr (ROCr/KFD based OpenCL)
legacy (Legacy OpenCL)
--opengl= Install a specific OpenGL implementation. This
option implies the addition of the graphics usecase.
Available implementations:
mesa (Open source Mesa 3D)
oglp (Cloud/Other use, Ubuntu 20.04 only)
--vulkan= Install a specific vulkan implementation
Available implementations:
amdvlk (AMD open source implementation)
pro (AMD closed source implementation)
--no-dkms Do not install dkms and use built-in kernel driver
--no-32 Do not install 32 bit graphics runtime support
--accept-eula Accept EULA for this run only (for non-free install)
Note: only use this option if you accepuser userhe EULA
--uninstall Uninstall the graphics driver
Options --opencl/--vulkan/--usecase can be used together, e.g.:
amdgpu-install --usecase=graphics --vulkan=amdvlk --opencl=rocr
Multiple implementations can be selected if comma separated, e.g.:
amdgpu-install --usecase=graphics,opencl --opencl=rocr,legacy --vulkan=amdvlk,pro
Unless the -h|--help option is given, 'apt-get' options may be present
~/Downloads %