From 903ebdc0a053a202fceb5de9d8a3cd5cf85e04a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Edward=20Tj=C3=B6rnhammar?= <ed@cflags.cc>
Date: Wed, 13 Sep 2023 17:59:45 +0200
Subject: [PATCH] nixos/nvidia: don't assume x11 is used..

---
 nixos/modules/hardware/video/nvidia.nix | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/nixos/modules/hardware/video/nvidia.nix b/nixos/modules/hardware/video/nvidia.nix
index 0b1238dd888a..a40713ac25c7 100644
--- a/nixos/modules/hardware/video/nvidia.nix
+++ b/nixos/modules/hardware/video/nvidia.nix
@@ -4,10 +4,9 @@
   pkgs,
   ...
 }: let
-  x11Enabled = config.services.xserver.enable
-               && (lib.elem "nvidia" config.services.xserver.videoDrivers);
+  nvidiaEnabled = (lib.elem "nvidia" config.services.xserver.videoDrivers);
   nvidia_x11 =
-    if  x11Enabled || cfg.datacenter.enable
+    if nvidiaEnabled || cfg.datacenter.enable
     then cfg.package
     else null;
 
@@ -256,7 +255,7 @@ in {
       ({
         assertions = [
           {
-            assertion = !(x11Enabled && cfg.datacenter.enable);
+            assertion = !(nvidiaEnabled && cfg.datacenter.enable);
             message = "You cannot configure both X11 and Data Center drivers at the same time.";
           }
         ];
@@ -289,7 +288,7 @@ in {
         ];
       })
       # X11
-      (lib.mkIf x11Enabled {
+      (lib.mkIf nvidiaEnabled {
         assertions = [
         {
           assertion = primeEnabled -> pCfg.intelBusId == "" || pCfg.amdgpuBusId == "";