Parameterise gpu config

machines/nunotaba/configuration.nix

@@ -5,13 +5,13 @@
     [
       ./hardware-configuration.nix
       ../../modules/cpu/intel.nix
-      ../../modules/gpu/intel.nix
       ../../modules
       ../../profiles/dev.nix
       ../../users/simon
     ];
 
   sbruder = {
+    gpu.intel.enable = true;
     gui.enable = true;
     libvirt.enable = true;
     restic.enable = true;

machines/sayuri/configuration.nix

@@ -5,13 +5,13 @@
     [
       ./hardware-configuration.nix
       ../../modules/cpu/intel.nix
-      ../../modules/gpu/amd.nix
       ../../modules
       ../../profiles/dev.nix
       ../../users/simon
     ];
 
   sbruder = {
+    gpu.amd.enable = true;
     gui.enable = true;
     libvirt.enable = true;
     restic.enable = true;

modules/default.nix

@@ -14,6 +14,7 @@
     ./cups.nix
     ./docker.nix
     ./fonts.nix
+    ./gpu
     ./grub.nix
     ./libvirt.nix
     ./locales.nix

modules/gpu/amd.nix

@@ -1,26 +1,32 @@
-{ pkgs, ... }:
-
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.sbruder.gpu.amd;
+in
 {
-  hardware.opengl.extraPackages = with pkgs; [
-    amdvlk
-    rocm-opencl-icd
-  ];
+  options.sbruder.gpu.amd.enable = lib.mkEnableOption "amd gpu configuration";
 
-  environment.systemPackages = with pkgs; [
-    clinfo
-    radeontop
-    rocm-smi
-  ];
+  config = lib.mkIf cfg.enable {
+    hardware.opengl.extraPackages = with pkgs; [
+      amdvlk
+      rocm-opencl-icd
+    ];
 
-  # force RGB otput for HDMI (otherwise the default is YCbCr)
-  # see https://gitlab.freedesktop.org/drm/amd/-/issues/476
-  #boot.kernelPatches = [
-  #  {
-  #    name = "force-rgb";
-  #    patch = pkgs.fetchurl {
-  #      url = "https://gitlab.freedesktop.org/drm/amd/uploads/99b3664a49ec759075bde5c454e1d7c2/0001-force-rgb.patch";
-  #      sha256 = "03dhnlxx9vlj1x8izh3c3j4r9s75q47nx8kf6mbdxqfy3cj96mjm";
-  #    };
-  #  }
-  #];
+    environment.systemPackages = with pkgs; [
+      clinfo
+      radeontop
+      rocm-smi
+    ];
+
+    # force RGB otput for HDMI (otherwise the default is YCbCr)
+    # see https://gitlab.freedesktop.org/drm/amd/-/issues/476
+    #boot.kernelPatches = [
+    #  {
+    #    name = "force-rgb";
+    #    patch = pkgs.fetchurl {
+    #      url = "https://gitlab.freedesktop.org/drm/amd/uploads/99b3664a49ec759075bde5c454e1d7c2/0001-force-rgb.patch";
+    #      sha256 = "03dhnlxx9vlj1x8izh3c3j4r9s75q47nx8kf6mbdxqfy3cj96mjm";
+    #    };
+    #  }
+    #];
+  };
 }

modules/gpu/default.nix

@@ -0,0 +1,7 @@
+{ lib, ... }:
+{
+  imports = [
+    ./amd.nix
+    ./intel.nix
+  ];
+}

modules/gpu/intel.nix

@@ -1,8 +1,14 @@
-{ pkgs, ... }:
-
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.sbruder.gpu.intel;
+in
 {
-  hardware.opengl.extraPackages = with pkgs; [
-    beignet
-    vaapiIntel
-  ];
+  options.sbruder.gpu.intel.enable = lib.mkEnableOption "intel gpu configuration";
+
+  config = lib.mkIf cfg.enable {
+    hardware.opengl.extraPackages = with pkgs; [
+      beignet
+      vaapiIntel
+    ];
+  };
 }