all repos — nixfiles @ 7e6f5a6d6f329c890a4259b03dbeded189580003

System and user configuration, managed by nix and home-manager

Optimise Intel GPU setup
Alan Pearce alan@alanpearce.eu
Mon, 03 Jun 2019 18:07:45 +0200
commit

7e6f5a6d6f329c890a4259b03dbeded189580003

parent

6fe33dc41c20bf0838eb0e40ed3a3d17ba58d44c

2 files changed, 6 insertions(+), 5 deletions(-)

jump to
M modules/hardware/intel-gpu.nix → modules/hardware/intel-gpu.nix
@@ -11,10 +11,5 @@   boot.earlyVconsoleSetup = true;
   boot.initrd.kernelModules = [
     "i915"
-    "intel_agp"
-  ];
-  boot.kernelModules = pkgs.lib.mkBefore [
-    "i915"
-    "intel_agp"
   ];
 }
M modules/machines/t470s.nix → modules/machines/t470s.nix
@@ -22,6 +22,12 @@ (7,     60,     85)     (127,   80,     32767)
   '';
 
+  boot.kernelParams = [
+    "i915.enable_guc=2"
+    "i915.enable_fbc=1"
+    "i915.enable_psr=2"
+  ];
+
   systemd.services.ModemManager.enable = true;
 
   hardware.pulseaudio.extraConfig = ''