From 22af8932eed8e073f462759d42704812e14af32b Mon Sep 17 00:00:00 2001
From: smayzy <smayzy@smayzy.ovh>
Date: Sat, 5 Jul 2025 13:03:23 +0200
Subject: [PATCH] try to make nvidia module toogleable

---
 hosts/desktop1/configuration.nix |  2 ++
 modules/nix/nvidia.nix           | 23 +++++++++++++++++------
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/hosts/desktop1/configuration.nix b/hosts/desktop1/configuration.nix
index 9190cf6..d08a477 100644
--- a/hosts/desktop1/configuration.nix
+++ b/hosts/desktop1/configuration.nix
@@ -9,6 +9,8 @@
       ../../modules/nix/virt.nix
     ];
 
+  smayzy.nvidia.enable = true;
+
   home-manager = {
     extraSpecialArgs = { inherit inputs; };
     users = {
diff --git a/modules/nix/nvidia.nix b/modules/nix/nvidia.nix
index 79d1243..eea7c3f 100644
--- a/modules/nix/nvidia.nix
+++ b/modules/nix/nvidia.nix
@@ -1,10 +1,21 @@
 { config, lib, pkgs, ... }:
+let
+  inherit (lib) mkIf mkOption types;
+in
 {
-  services.xserver.videoDrivers = [ "nvidia" ];
-  hardware.nvidia = {
-    modesetting.enable = true;
-    open = true;
-    nvidiaSettings = true;
-    package = config.boot.kernelPackages.nvidiaPackages.stable;
+  options.smayzy.nvidia.enable = mkOption {
+    type = types.bool;
+    default = false;
+    description = "set to true if you want to use a nvidia GC";
+  };
+
+  config = mkIf config.smayzy.nvidia.enable {
+    services.xserver.videoDrivers = [ "nvidia" ];
+    hardware.nvidia = {
+      modesetting.enable = true;
+      open = true;
+      nvidiaSettings = true;
+      package = config.boot.kernelPackages.nvidiaPackages.stable;
+    };
   };
 }