On Mon, Apr 24, 2023 at 4:00 PM Sarunas Burdulis <saru...@math.dartmouth.edu> wrote:
> On 4/24/23 14:02, Arno Lehmann wrote: > > Hi all, > > > > I'm currently trying to set up a new workstation and wanted to enable > > OpenCL for future use. > > > > GPU hardware is an AMD Radeon RX 6750 XT. > > > > I have a base installation of Debian 12 up and running, kernel 6.1.0.7 > > including amdgpu and Mesa 22.3. > > > > Any attempt to actually run any OpenCL program results in an error: > > > > fatal error: cannot open file > > '/usr/lib/clc/gfx1030-amdgcn-mesa-mesa3d.bc': No such file or directory > > > > which is depending on the using program reported more or less easily > > visible. clinfo is sufficient to show this. > > > > Trying to diagnose this with available documentation I learned that > > - I am not even able to determine if OpenCL itself should work, > > - if it should work with the hardware I have here, > > - which versions of amdgpu, xserver, Mesa, llvm or clang I need or which > > particular drivers / packages to install > > > > I have tried several versions of the possible packages, but lacking > > documentation that makes sense to me that was more like blindly poking > > in the dark. > > > > I even tried following some advice to use AMD's out-of-kernel driver > > pack, but the installation script stumbles over dependencies (which may > > or may not be due to the not-yet-stable base distro). > > > > Anyway, the current state is less than satisfying, because I don't even > > understant if OpenCL with Radeon RX 6xxx GPU can even work on Linux. > > > > I would give a different distro a try, but as a mostly-Debian-person I'm > > not really inclined to start learning to maintain more distros. Just > > using Windows would be a solution I would not appreciate at all... > > > > So, my question here: Can anybody confirm this can work in general, or > > even point me to a place for current, correct documentation? > > Yes, in general OpenCL for current AMD GPUs works with the open source > Linux kernel's amdgpu.ko module. On Ubuntu one can install ROCm from > AMD's repositories > > `apt install rocm-opencl-runtime` > > which is open source well, but not in standard repositories. Not sure if > that extends to Debian. > Debian has: `sudo apt info rocm-device-libs` which provides openCL runtime. > I don't know if this can be substituted in any degree by Mesa. > > -- > Sarunas Burdulis > Dartmouth Mathematics > math.dartmouth.edu/~sarunas > > · https://useplaintext.email · > > -- ⢀⣴⠾⠻⢶⣦⠀ ⣾⠁⢠⠒⠀⣿⡁ Debian - The universal operating system ⢿⡄⠘⠷⠚⠋⠀ https://www.debian.org/ ⠈⠳⣄⠀⠀
