add amd-igpu only config

modules/nixos/hardware/graphics-amd-igpu-only/default.nix

@@ -0,0 +1,59 @@
+{ config
+, lib
+, pkgs
+, ...
+}:
+let
+  inherit (lib) mkEnableOption mkIf;
+  inherit (lib.my-namespace) disabled enabled;
+
+  cfg = config.my-namespace.hardware.graphics-amd-igpu-only;
+in
+{
+  options.my-namespace.hardware.graphics-amd-igpu-only = {
+    enable = mkEnableOption "Enable nvidia";
+  };
+  config = mkIf cfg.enable {
+
+    # Enable NVIDIA driver for X11 and Wayland
+    # without modesetting, x server will be run by nvidia
+    services.xserver.videoDrivers = [
+      "amdgpu"
+    ];
+
+    # Enable OpenGL
+    hardware.graphics = {
+      enable = true;
+      # extraPackages = with pkgs; [ nvidia-vaapi-driver ];
+    };
+
+    hardware.graphics.enable32Bit = true; # For 32 bit applications
+
+    boot.loader.systemd-boot.consoleMode = "max";
+
+    # Enable required Kernel Modules
+    boot.initrd.kernelModules = [
+      "amdgpu"
+    ];
+
+
+    boot.kernelParams = [
+      "amdgpu.modeset=1"
+      "amd_iommu=on"
+    ];
+
+
+    # Blacklist intel and nouveau
+    boot.blacklistedKernelModules = [
+      "nouveau"
+    ];
+
+    hardware.nvidia = {
+    # Modesetting is required.
+    # Add user to extra groups
+    users.users.andreas = {
+    extraGroups = [ "video" "render" ];
+  };
+
+};
+}