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-rw-r--r--lass/2configs/hw/tp-x220.nix1
1 files changed, 1 insertions, 0 deletions
diff --git a/lass/2configs/hw/tp-x220.nix b/lass/2configs/hw/tp-x220.nix
index 4a7d0bbcd..44b2dcac1 100644
--- a/lass/2configs/hw/tp-x220.nix
+++ b/lass/2configs/hw/tp-x220.nix
@@ -36,6 +36,7 @@ with import <stockholm/lib>;
boot = {
kernelModules = [ "kvm-intel" "acpi_call" "tpm-rng" ];
extraModulePackages = [ config.boot.kernelPackages.tp_smapi ];
+ kernelParams = [ "acpi_backlight=none" ];
};
hardware.opengl.extraPackages = [