From 7496ab5cf25372ec862c23f18e4df6d994f19b8c Mon Sep 17 00:00:00 2001
From: coolneng <akasroua@gmail.com>
Date: Mon, 23 May 2022 02:01:56 +0200
Subject: [PATCH] Enable extra power efficiency tweaks

---
 configuration.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/configuration.nix b/configuration.nix
index 3e76e2b..c023db2 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -8,8 +8,12 @@ in {
   # Kernel configuration
   boot = {
     kernelPackages = linuxPackages_zen;
-    kernelParams =
-      [ "zfs.zfs_arc_max=1073741824" "zfs.zfs_arc_meta_limit_percent=90" ];
+    kernelParams = [
+      "zfs.zfs_arc_max=1073741824"
+      "zfs.zfs_arc_meta_limit_percent=90"
+      "i915.i915_enable_fbc=1"
+      "workqueue.power_efficient=y"
+    ];
     kernelModules = [ "i915" "acpi_call" "kvm-intel" ];
     extraModulePackages = with config.boot.kernelPackages; [ acpi_call ];
     blacklistedKernelModules = [ "btusb" ];