sisyphus/nixos/modules/hardware/nvidia/default.nix
Tibo De Peuter 8b32d02d0e
nixos/flake.lock: Update
Flake lock file updates:

• Updated input 'home-manager':
    'github:nix-community/home-manager/4eb4fec41674d5b059aa2eedf0f98453890546fa?narHash=sha256-WU6SUrESuPiEXEUvX4D51AgWrXRJty%2BsLJBwBaDBGqE%3D' (2026-06-08)
  → 'github:nix-community/home-manager/d899b01766784bcc9a141ee13bad6dc689d47c37?narHash=sha256-hIaUkf6qalGk2xxNEkBMP2m2aPBq%2BqXvUPOIwwEDySI%3D' (2026-06-10)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/29916453413845e54a65b8a1cf996842300cd299?narHash=sha256-Ap9KJX%2B5xHIn3bPIpfNgT6MEXdAECECwo4/rmlQD74M%3D' (2026-05-23)
  → 'github:NixOS/nixpkgs/a799d3e3886da994fa307f817a6bc705ae538eeb?narHash=sha256-3av0pIjlOWQ6rDbNOmpUSvbNnJkGORQKKjb4LtCZsIY%3D' (2026-06-06)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/c591bf665727040c6cc5cb409079acb22dcce33c?narHash=sha256-VfGRo1qTBKOe3s2gOv8LSoA6Fk19PvBlwQ1ECN0Evn8%3D' (2026-05-05)
  → 'github:Mic92/sops-nix/9ed65852b6257fbeae4355bc24ecfea307ca759a?narHash=sha256-Gq8KNx5A7hBB3uGJaj6eQfLDIz5YdLu92gqBcvHvoUo%3D' (2026-06-04)
2026-06-12 18:12:48 +02:00

83 lines
2.3 KiB
Nix

{ config, lib, pkgs, ... }:
let
cfg = config.sisyphus.hardware.nvidia;
# The graphics cards for which to do offloading
do-offloading = builtins.elem cfg.model [ "Quadro T2000" ];
nvidia-offload = pkgs.writeShellScriptBin "nvidia-offload" ''
export __NV_PRIME_RENDER_OFFLOAD=1
export __NV_PRIME_RENDER_OFFLOAD_PROVIDER=NVIDIA-G0
export __GLX_VENDOR_LIBRARY_NAME=nvidia
export __VK_LAYER_NV_optimus=NVIDIA_only
exec "$@"
'';
in {
options.sisyphus.hardware.nvidia = {
enable = lib.mkEnableOption "NVIDIA GPU support";
model = lib.mkOption {
type = lib.types.enum [ "" "Quadro T2000" "RTX 2060" ];
default = "";
example = "Quadro T2000";
description = lib.mdDoc "The model of NVIDIA GPU card";
};
gui-settings = lib.mkEnableOption "NVIDIA settings menu";
};
config = lib.mkIf cfg.enable {
hardware = {
graphics = {
enable = true;
enable32Bit = true;
extraPackages = with pkgs; [
intel-ocl
intel-compute-runtime
intel-graphics-compiler
opencl-clhpp
opencl-headers
ocl-icd
];
};
nvidia = {
# Use the NVidia open source kernel module (or not)
open = false;
branch = "stable";
# To override the default package set by the branch:
#package = config.boot.kernelPackages.nvidiaPackages.stable;
# Modesetting is required.
modesetting.enable = true;
nvidiaSettings = cfg.gui-settings;
powerManagement = {
enable = do-offloading;
finegrained = do-offloading;
};
# Avoid flickering
forceFullCompositionPipeline = true;
prime = lib.mkMerge [
(lib.mkIf do-offloading {
offload = {
enable = true;
enableOffloadCmd = true;
};
})
(lib.mkIf (cfg.model == "Quadro T2000") {
intelBusId = "PCI::00:02:0";
nvidiaBusId = "PCI:01:00:0";
})
(lib.mkIf (cfg.model == "RTX 2060") {
sync.enable = true;
intelBusId = "PCI::00:02:0";
nvidiaBusId = "PCI:01:00:0";
})
];
};
};
environment.systemPackages = lib.mkIf do-offloading [
nvidia-offload
];
};
}