modules/hardware/nvidia-gpu.nix


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{
  config,
  lib,
  pkgs,
  ...
}:

let
  gpl_symbols_linux_615_patch = pkgs.fetchpatch {
    url = "https://github.com/CachyOS/kernel-patches/raw/914aea4298e3744beddad09f3d2773d71839b182/6.15/misc/nvidia/0003-Workaround-nv_vm_flags_-calling-GPL-only-code.patch";
    hash = "sha256-YOTAvONchPPSVDP9eJ9236pAPtxYK5nAePNtm2dlvb4=";
    stripLen = 1;
    extraPrefix = "kernel/";
  };
in
{
  hardware.graphics = {
    enable = true;
    enable32Bit = true;
  };

  services.xserver.videoDrivers = [ "nvidia" ];

  hardware.nvidia = {
    modesetting.enable = true;
    powerManagement.enable = true;
    powerManagement.finegrained = false;

    # note: fails to build after 560
    nvidiaSettings = false;

    # sadly still very crashy :(
    open = false;

    # nice way:
    # package = config.boot.kernelPackages.nvidiaPackages.beta;
    # manual way:
    package = config.boot.kernelPackages.nvidiaPackages.mkDriver {
      version = "575.57.08";
      sha256_64bit = "sha256-KqcB2sGAp7IKbleMzNkB3tjUTlfWBYDwj50o3R//xvI=";
      sha256_aarch64 = "sha256-VJ5z5PdAL2YnXuZltuOirl179XKWt0O4JNcT8gUgO98=";
      openSha256 = "sha256-DOJw73sjhQoy+5R0GHGnUddE6xaXb/z/Ihq3BKBf+lg=";
      settingsSha256 = "sha256-AIeeDXFEo9VEKCgXnY3QvrW5iWZeIVg4LBCeRtMs5Io=";
      persistencedSha256 = "sha256-Len7Va4HYp5r3wMpAhL4VsPu5S0JOshPFywbO7vYnGo=";

      patches = [ gpl_symbols_linux_615_patch ];
    };
  };
}