From 4b1d5c5f0240da464fa38e4dae292bf156df7100 Mon Sep 17 00:00:00 2001
From: kenji <kenji@hakase>
Date: Fri, 26 Dec 2025 13:33:11 -0600
Subject: [PATCH] add: brightness adjustment

---
 apps/hyprland/hypr/binds.nix | 2 ++
 system/backlight.nix         | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/apps/hyprland/hypr/binds.nix b/apps/hyprland/hypr/binds.nix
index 9d88138..3ac3d15 100644
--- a/apps/hyprland/hypr/binds.nix
+++ b/apps/hyprland/hypr/binds.nix
@@ -7,6 +7,8 @@
     bindel = [
       ", XF86AudioRaiseVolume, exec, swayosd-client --output-volume raise"
       ", XF86AudioLowerVolume, exec, swayosd-client --output-volume lower"
+      ", XF86MonBrightnessUp, exec, ddcutil setvcp 10 + 10"
+      ", XF86MonBrightnessDown, exec, ddcutil setvcp 10 - 10"
     ];
 
     bindl = [
diff --git a/system/backlight.nix b/system/backlight.nix
index 8ca384f..94b92b4 100644
--- a/system/backlight.nix
+++ b/system/backlight.nix
@@ -1,9 +1,12 @@
 {
   pkgs,
   myConfig,
+  config,
   ...
 }: {
   hardware.i2c.enable = true;
+  # boot.extraModulePackages = [config.boot.kernelPackages.ddcci-driver];
+  # boot.kernelModules = ["ddcci_backlight"];
   environment.systemPackages = with pkgs; [ddcutil];
   users.users.${myConfig.nixos.username}.extraGroups = ["i2c"];
 }