From 26be8efc68b580e538f405aff75bea8bbe71d5bd Mon Sep 17 00:00:00 2001
From: Oromis Foxtail <qwertman783@outlook.com>
Date: Thu, 23 Apr 2026 18:58:54 +0200
Subject: Updated drivers for hewrra to preperly set the gpu to tis max

---
 hosts/herra/drivers.nix | 50 +++++++++++++++++++++++++++++--------------------
 1 file changed, 30 insertions(+), 20 deletions(-)

(limited to 'hosts/herra/drivers.nix')

diff --git a/hosts/herra/drivers.nix b/hosts/herra/drivers.nix
index e731695..27b75ae 100644
--- a/hosts/herra/drivers.nix
+++ b/hosts/herra/drivers.nix
@@ -2,27 +2,37 @@
   services.xserver.videoDrivers = ["amdgpu"]; # AMD GPU drivers
   boot.kernel.sysctl."kernel.sched_rt_runtime_us" = -1; # Realtime audio
 
-  hardware = { 
+  hardware = {
     graphics = {
-  enable = true;
-  enable32Bit = true; # CRITICAL for Steam/Proton
-  extraPackages = with pkgs; [
-    rocmPackages.clr.icd # OpenCL
-  ];
-  extraPackages32 = with pkgs; [
-  ];
-};
+      enable = true;
+      enable32Bit = true; # CRITICAL for Steam/Proton
+      extraPackages = with pkgs; [
+        rocmPackages.clr.icd # OpenCL
+      ];
+      extraPackages32 = with pkgs; [
+      ];
+    };
+
+    cpu.intel.updateMicrocode = true;
 
-cpu.intel.updateMicrocode = true;
+    enableRedistributableFirmware = true;
+  };
+  #TODO: FIX
+  #boot.extraModulePackages = with boot.kernelPackages; [
+  #  v4l2loopback
+  #];
+  boot.kernelModules = ["v4l2loopback"];
+  boot.extraModprobeConfig = ''
+    options v4l2loopback devices=1 video_nr=1 card_label="OBS Virtual Camera" exclusive_caps=1
+  '';
+
+  systemd.tmpfiles.rules = [
+    "w /sys/class/drm/card1/device/power_dpm_force_performance_level - - - - manual"
+    "w /sys/class/drm/card1/device/pp_dpm_sclk - - - - 7"
+    "w /sys/class/drm/card1/device/pp_dpm_mclk - - - - 1"
+  ];
 
-enableRedistributableFirmware = true;
-};
-#TODO: FIX
-#boot.extraModulePackages = with boot.kernelPackages; [
-#  v4l2loopback
-#];
-boot.kernelModules = [ "v4l2loopback" ];
-boot.extraModprobeConfig = ''
-  options v4l2loopback devices=1 video_nr=1 card_label="OBS Virtual Camera" exclusive_caps=1
-'';
+  services.udev.extraRules = ''
+    SUBSYSTEM=="hwmon", ATTRS{name}=="amdgpu", ATTR{power1_cap}="75000000"
+  '';
 }
-- 
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