config/modules/nixos/nvidia.nix
2025-04-21 16:49:27 -07:00

94 lines
2.7 KiB
Nix

{
pkgs,
config,
...
}: let
nvidiaDriverChannel = config.boot.kernelPackages.nvidiaPackages.latest;
in {
services.xserver.videoDrivers = ["nvidia"];
nixpkgs.config = {
nvidia.acceptLicense = true;
allowUnfree = true;
};
# Kernel parameters for better Wayland and Hyprland integration
boot.kernelParams = [
"nvidia-drm.modeset=1" # Enable mode setting for Wayland
"nvidia.NVreg_PreserveVideoMemoryAllocations=1" # Improves resume after sleep
];
# Blacklist nouveau to avoid conflicts
boot.blacklistedKernelModules = ["nouveau"];
environment.variables = {
LIBVA_DRIVER_NAME = "nvidia"; # Hardware video acceleration
XDG_SESSION_TYPE = "wayland"; # Force Wayland
GBM_BACKEND = "nvidia-drm"; # Graphics backend for Wayland
__GLX_VENDOR_LIBRARY_NAME = "nvidia"; # Use Nvidia driver for GLX
WLR_NO_HARDWARE_CURSORS = "1"; # Fix for cursors on Wayland
NIXOS_OZONE_WL = "1"; # Wayland support for Electron apps
__GL_GSYNC_ALLOWED = "1"; # Enable G-Sync if available
__GL_VRR_ALLOWED = "1"; # Enable VRR (Variable Refresh Rate)
WLR_DRM_NO_ATOMIC = "1"; # Fix for some issues with Hyprland
NVD_BACKEND = "direct"; # Configuration for new driver
MOZ_ENABLE_WAYLAND = "1"; # Wayland support for Firefox
};
hardware = {
nvidia = {
forceFullCompositionPipeline = true; # Prevents screen tearing
# Modesetting is required.
modesetting.enable = true;
powerManagement = {
enable = true; # Power management
# finegrained = true; # More precise power consumption control
};
# Use the NVidia open source kernel module (not to be confused with the
# independent third-party "nouveau" open source driver).
# Currently alpha-quality/buggy, so false is currently the recommended setting.
open = false;
# Environment variables for better compatibility
# Enable the Nvidia settings menu,
# accessible via `nvidia-settings`.
nvidiaSettings = true;
package = nvidiaDriverChannel;
#Fixes a glitch
nvidiaPersistenced = true;
};
nvidia-container-toolkit.enable = true;
graphics = {
enable = true;
package = nvidiaDriverChannel;
enable32Bit = true;
extraPackages = with pkgs; [
nvidia-vaapi-driver
vaapiVdpau
libvdpau-va-gl
mesa
egl-wayland
vulkan-loader
vulkan-validation-layers
libva
];
};
};
nix.settings = {
substituters = ["https://cuda-maintainers.cachix.org"];
trusted-public-keys = [
"cuda-maintainers.cachix.org-1:0dq3bujKpuEPMCX6U4WylrUDZ9JyUG0VpVZa7CNfq5E="
];
};
environment.systemPackages = with pkgs; [
vulkan-tools
glxinfo
libva-utils # VA-API debugging tools
];
}