mirror of
https://github.com/aviallon/nixos-lib.git
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122 lines
4.1 KiB
Nix
122 lines
4.1 KiB
Nix
{ config, pkgs, lib, options, ... }:
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with lib;
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let
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cfg = config.aviallon.hardware.nvidia;
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generalCfg = config.aviallon.general;
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hardwareCfg = config.hardware;
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toValue = x: if x then "1" else "0";
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xwaylandEGLStream = pkgs.writeShellScriptBin "xwayland" ''
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exec ${options.programs.xwayland.package.default}/bin/xwayland -eglstream "$@"
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'';
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in {
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options = {
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aviallon.hardware.nvidia.proprietary = {
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gsync = mkEnableOption "Screen is GSYNC monitor";
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vsync = mkOption {
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description = "Wether to enable or disable vsync";
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default = true;
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example = false;
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type = types.bool;
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};
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coolbits = mkOption {
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description = "Coolbits value. Used for enabling hidden (dangerous) features";
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default = if generalCfg.unsafeOptimizations then 28 else 5;
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example = 28;
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type = types.int;
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};
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EGLStream = mkOption {
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description = "Wether to make some packages use EGLStream instead of GBM when using Wayland";
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example = true;
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default = false;
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defaultText = literalExpression ''
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versionOlder config.hardware.nvidia.package.version "490.29.05"; # https://www.nvidia.com/download/driverResults.aspx/181159/en-us/
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'';
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type = types.bool;
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};
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saveAllVram = mkEnableOption "back up all VRAM in /var/tmp before going to sleep. May reduce artifacts after resuming";
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};
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};
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config = mkIf (cfg.enable && cfg.variant == "proprietary") {
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assertions = [];
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boot.initrd.kernelModules = [
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"nvidia"
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"nvidia_drm"
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"nvidia_uvm"
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"nvidia_modeset"
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];
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services.xserver.videoDrivers = [
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"nvidia"
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];
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services.xserver.screenSection = ''
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Option "Coolbits" "${toString cfg.proprietary.coolbits}"
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Option "InbandStereoSignaling" "true"
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'';
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services.xserver.exportConfiguration = true;
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hardware.nvidia = {
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powerManagement = mkIf (config.hardware.nvidia.prime.offload.enable || cfg.proprietary.saveAllVram) {
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enable = true;
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finegrained = true;
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};
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modesetting.enable = true;
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nvidiaSettings = true;
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package = mkIf generalCfg.unsafeOptimizations config.boot.kernelPackages.nvidiaPackages.beta; # Use bleeding edge version
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};
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aviallon.hardware.nvidia.proprietary.EGLStream = mkDefault (
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versionOlder hardwareCfg.nvidia.package.version "490.29.05" # https://www.nvidia.com/download/driverResults.aspx/181159/en-us/
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);
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aviallon.programs.nvtop.nvidia = true;
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aviallon.boot.cmdline = {}
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// {
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"nvidia-drm.modeset" = 1;
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"nvidia.NVreg_UsePageAttributeTable" = 1;
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}
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// {
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"nvidia.NVreg_PreserveVideoMemoryAllocations" = toValue cfg.proprietary.saveAllVram;
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"nvidia.NVreg_TemporaryFilePath" = "/var/tmp/nvidia-gpu.vram.img";
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}
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;
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programs.xwayland.package = mkIf cfg.proprietary.EGLStream xwaylandEGLStream;
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aviallon.programs.allowUnfreeList = [
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"nvidia-x11"
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"nvidia-settings"
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"cudatoolkit"
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];
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hardware.opengl.extraPackages = with pkgs; [
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nvidia-vaapi-driver
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libvdpau-va-gl
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vaapiVdpau
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];
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hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [
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nvidia-vaapi-driver
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libvdpau-va-gl
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vaapiVdpau
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];
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environment.systemPackages = with pkgs; [
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nvtop
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];
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# See documentation here: https://download.nvidia.com/XFree86/Linux-x86_64/510.60.02/README/openglenvvariables.html
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environment.variables = {
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"__GL_YIELD" = "USLEEP"; # use usleep(0) instead of sched_yield() -> better performance in most cases
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"__GL_ALLOW_UNOFFICIAL_PROTOCOL" = "1"; # allow unofficial GLX protocol if also set in Xorg conf
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"__GL_VRR_ALLOWED" = "1"; # Try to enable G-SYNC VRR if screen AND app is compatible
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"__GL_SYNC_TO_VBLANK" = toValue cfg.proprietary.vsync;
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"__GL_THREADED_OPTIMIZATIONS" = toValue generalCfg.unsafeOptimizations;
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"KWIN_DRM_USE_EGL_STREAMS" = toValue cfg.proprietary.EGLStream; # Make KWin use EGL Streams if needed, because otherwise performance will be horrible.
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};
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};
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}
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