From 7f4a8dae77bdc398e39e10ab8e79a40515655cb2 Mon Sep 17 00:00:00 2001
From: Simon Gardling <titaniumtown@proton.me>
Date: Thu, 30 Apr 2026 18:33:10 -0400
Subject: [PATCH] yarn: PROPERLY enable amdgpu overdrive

---
 modules/desktop-common.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/modules/desktop-common.nix b/modules/desktop-common.nix
index 4bc791a..febcdca 100644
--- a/modules/desktop-common.nix
+++ b/modules/desktop-common.nix
@@ -28,8 +28,9 @@
     inputs.nixos-hardware.nixosModules.common-pc-ssd
   ];
 
-  # allow overclocking (I actually underclock but lol)
-  hardware.amdgpu.overdrive.ppfeaturemask = "0xFFFFFFFF";
+  # expose amdgpu overdrive sysfs (pp_od_clk_voltage, fan curves, ...) for LACT.
+  # nixpkgs default ppfeaturemask (0xfffd7fff) already has the overdrive bit set.
+  hardware.amdgpu.overdrive.enable = true;
 
   # Add niri to display manager session packages
   services.displayManager.sessionPackages = [ niri-package ];