diff options
Diffstat (limited to 'nixos/modules/hardware/video/bumblebee.nix')
-rw-r--r-- | nixos/modules/hardware/video/bumblebee.nix | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/nixos/modules/hardware/video/bumblebee.nix b/nixos/modules/hardware/video/bumblebee.nix new file mode 100644 index 00000000000..504da2cde85 --- /dev/null +++ b/nixos/modules/hardware/video/bumblebee.nix @@ -0,0 +1,41 @@ +{ config, pkgs, ... }: + +let kernel = config.boot.kernelPackages; in +with pkgs.lib; + +{ + + options = { + hardware.bumblebee.enable = mkOption { + default = false; + type = types.bool; + description = '' + Enable the bumblebee daemon to manage Optimus hybrid video cards. + This should power off secondary GPU until its use is requested + by running an application with optirun. + + Only nvidia driver is supported so far. + ''; + }; + }; + + config = mkIf config.hardware.bumblebee.enable { + boot.blacklistedKernelModules = [ "nouveau" "nvidia" ]; + boot.kernelModules = [ "bbswitch" ]; + boot.extraModulePackages = [ kernel.bbswitch kernel.nvidia_x11 ]; + + environment.systemPackages = [ pkgs.bumblebee ]; + + systemd.services.bumblebeed = { + description = "Bumblebee Hybrid Graphics Switcher"; + wantedBy = [ "display-manager.service" ]; + script = "bumblebeed --use-syslog"; + path = [ kernel.bbswitch pkgs.bumblebee ]; + serviceConfig = { + Restart = "always"; + RestartSec = 60; + CPUSchedulingPolicy = "idle"; + }; + }; + }; +} |