some refactoring and modularizing locale

modules/nixos/hardware/graphics/amd/default.nix

@@ -0,0 +1,32 @@
+{
+  # pkgs,
+  config,
+  lib,
+  ...
+}: let
+  inherit (lib) mkIf mkEnableOption;
+  cfg = config.nixos.hardware.graphics.amd;
+in {
+  options = {
+    nixos.hardware.graphics.amd.enable = mkEnableOption "Enables AMD graphics";
+  };
+  config = mkIf cfg.enable {
+    hardware = {
+      graphics = {
+        enable = true;
+        enable32Bit = true;
+        # extraPackages = with pkgs; [
+        #   libva
+        #   vaapiVdpau
+        #   libvdpau-va-gl
+        #   amdvlk
+        #   vulkan-tools
+        # ];
+        # extraPackages32 = with pkgs.pkgsi686Linux; [
+        #   vaapiVdpau
+        #   libvdpau-va-gl
+        # ];
+      };
+    };
+  };
+}