mirror of
https://github.com/ItsDrike/nixdots
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110 lines
3.5 KiB
Nix
110 lines
3.5 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}: let
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dev = config.myOptions.device;
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isWayland = config.myOptions.home-manager.wms.isWayland;
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inherit (lib) mkIf mkDefault mkMerge;
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in {
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config = mkIf (builtins.elem dev.gpu.type ["nvidia" "hybrid-nvidia"]) {
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# Nvidia drivers are unfree software
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nixpkgs.config.allowUnfree = true;
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# Enable nvidia driver for Xorg and Wayland
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services.xserver.videoDrivers = ["nvidia"];
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# blacklist nouveau module so that it does not conflict with nvidia drm stuff
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# also the nouveau performance is horrible in comparison.
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boot.blacklistedKernelModules = ["nouveau"];
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hardware = {
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nvidia = {
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# modeestting is required
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modesetting.enable = mkDefault true;
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# Nvidia power managerment. Experimental, and can cause sleep/suspend to fail.
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# Enable this if you have graphical corruption issues or application crashes after waking
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# up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead of just
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# the bare essentials
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powerManagement.enable = mkDefault true;
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# Fine-grained power management. Turns off GPU when not in use.
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# Experimental and only works on modern Nvidia GPUs (Turing or newer)
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powerManagement.finegrained = mkDefault false;
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# Use the NVidia open source kernel module (not to be confused with the
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# independent third-party "nouveau" open source driver).
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# Support is limited to the Turing and later architectures. Full list of
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# supported GPUs is at: https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus
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#
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# Enable this by default, hosts may override this option if their gpu is not
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# supported by the open source drivers
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open = mkDefault true;
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# Add the Nvidia settings package, accessible via `nvidia-settings`.
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# (useless on NixOS)
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nvidiaSettings = mkDefault false;
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# This ensures all GPUs stay awake even during headless mode.
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nvidiaPersistenced = true;
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# On Hybrid setups, using Nvidia Optimus PRIME is necessary
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#
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# There are various options/modes prime can work in, this will default to
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# using the offload mode, which will default to running everything on igpu
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# except apps that run with certain environmental variables set. To simplify
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# things, this will also enable the `nvidia-offload` wrapper script/command.
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prime.offload = let
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isHybrid = dev.gpu.type == "hybrid-nvidia";
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in {
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enable = isHybrid;
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enableOffloadCmd = isHybrid;
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};
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};
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# Enable OpenGL
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graphics = {
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enable = true;
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# VA-API implementation using NVIDIA's NVDEC
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extraPackages = with pkgs; [nvidia-vaapi-driver];
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extraPackages32 = with pkgs.pkgsi686Linux; [nvidia-vaapi-driver];
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};
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};
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environment = {
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systemPackages = with pkgs; [
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mesa
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vulkan-tools
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vulkan-loader
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vulkan-validation-layers
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vulkan-extension-layer
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libva
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libva-utils
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glxinfo
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];
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sessionVariables = mkMerge [
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{LIBVA_DRIVER_NAME = "nvidia";}
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(mkIf isWayland {
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WLR_NO_HARDWARE_CURSORS = "1";
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})
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# Run the compositor itself with nvidia GPU?
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# Currently disabled
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(mkIf (isWayland && (dev.gpu == "hybrid-nvidia")) {
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#__NV_PRIME_RENDER_OFFLOAD = "1";
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#WLR_DRM_DEVICES = mkDefault "/dev/dri/card1:/dev/dri/card0";
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})
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];
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};
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};
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}
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