flake update 2026-05-22

nixos/hardware/graphics/amd.nix

@@ -1,4 +1,7 @@
-{ pkgs, ... }:
+{
+  pkgs,
+  ...
+}:
 
 {
   hardware.graphics.extraPackages = with pkgs; [

nixos/hardware/graphics/default.nix

@@ -1,11 +1,21 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 let
   driver = config.elars.hardware.graphics.driver;
 in
 {
   options.elars.hardware.graphics.driver = lib.mkOption {
-    type = lib.types.enum [ "intel" "amd" "nvidia" "hybrid-amd-nvidia" ];
+    type = lib.types.enum [
+      "intel"
+      "amd"
+      "nvidia"
+      "hybrid-amd-nvidia"
+    ];
     default = "intel";
   };
 
@@ -20,10 +30,12 @@ in
     (lib.mkIf (driver == "intel") (import ./intel.nix { inherit config lib pkgs; }))
     (lib.mkIf (driver == "amd") (import ./amd.nix { inherit config lib pkgs; }))
     (lib.mkIf (driver == "nvidia") (import ./nvidia.nix { inherit config lib pkgs; }))
-    (lib.mkIf (driver == "hybrid-amd-nvidia") (lib.mkMerge [
-      (import ./amd.nix { inherit config lib pkgs; })
-      (import ./nvidia.nix { inherit config lib pkgs; })
-      (import ./prime.nix { inherit config lib pkgs; })
-    ]))
+    (lib.mkIf (driver == "hybrid-amd-nvidia") (
+      lib.mkMerge [
+        (import ./amd.nix { inherit config lib pkgs; })
+        (import ./nvidia.nix { inherit config lib pkgs; })
+        (import ./prime.nix { inherit config lib pkgs; })
+      ]
+    ))
   ];
 }

nixos/hardware/graphics/intel.nix

@@ -1,4 +1,7 @@
-{ pkgs, ... }:
+{
+  pkgs,
+  ...
+}:
 
 let
   wayland-intel-vaapi-driver = pkgs.intel-vaapi-driver.overrideAttrs (oldAttrs: {

nixos/hardware/graphics/nvidia.nix

@@ -1,11 +1,14 @@
-{ config, ... }:
+{
+  config,
+  ...
+}:
 
 {
   services.xserver.videoDrivers = [ "nvidia" ];
 
   hardware.nvidia = {
     modesetting.enable = true;
-    open = false; # for 20xx series make true for 30xx and newer
+    open = false;
     nvidiaSettings = true;
     package = config.boot.kernelPackages.nvidiaPackages.stable;
   };

nixos/hardware/graphics/prime.nix

@@ -3,7 +3,7 @@
 {
   hardware.nvidia.prime = {
     offload.enable = true;
-    amdgpuBusId = "PCI:X:X:X"; # TODO
-    nvidiaBusId = "PCI:X:X:X"; # TODO
+    amdgpuBusId = "PCI:X:X:X"; # change to your AMD GPU's bus ID, e.g. "PCI:1:0:0"
+    nvidiaBusId = "PCI:X:X:X"; # change to your NVIDIA GPU's bus ID, e.g. "PCI:2:0:0"
   };
 }