mirror of
https://github.com/buckley310/nixos-config.git
synced 2024-12-21 19:24:15 +00:00
63 lines
2 KiB
Text
63 lines
2 KiB
Text
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{
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hardware.nvidia.prime.intelBusId = "PCI:0:2:0";
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hardware.nvidia.prime.nvidiaBusId = "PCI:1:0:0";
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}
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### Nothing here has been tested since 2022
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################################################################################
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### "sync mode"
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#
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# good:
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# max performance on external displays
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# no BIOS settings change needed
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#
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# bad:
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# graphics performance overhead on internal display
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# internal display capped at 60hz
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#
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# hardware.nvidia.prime.sync.enable = true;
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# hardware.nvidia.modesetting.enable = true;
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# services.xserver.displayManager.gdm.wayland = false;
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# services.xserver.videoDrivers = [ "nvidia" ];
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# # xrandr workaround for laptop panel not showing up with GDM. Reference:
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# # https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/hardware/video/nvidia.nix
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# services.xserver.displayManager.sessionCommands = ''
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# ${pkgs.xorg.xrandr}/bin/xrandr --setprovideroutputsource modesetting NVIDIA-0
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# '';
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################################################################################
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### nvidia drivers disabled
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#
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# Not well tested. Possibly Incomplete.
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# Won't allow external displays connected to nvidia GPU.
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#
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# Shutting off Nvidia GPU would theoretically save power.
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# I do not think this actually powers down the Nvidia GPU, just stops using it.
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#
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# boot.kernelParams = [ "module_blacklist=nouveau" ];
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################################################################################
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### hybrid graphics
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#
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# Not well tested. Possibly Incomplete.
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# Won't allow external displays connected to nvidia GPU.
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#
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# Everything would use intel by default,
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# but specific apps would run on the nvidia GPU under the script.
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#
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# hardware.nvidia.prime.offload.enable = true;
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# services.xserver.videoDrivers = [ "nvidia" ];
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# environment.systemPackages = [
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# (pkgs.writeShellScriptBin "nv" ''
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# export __NV_PRIME_RENDER_OFFLOAD=1
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# export __NV_PRIME_RENDER_OFFLOAD_PROVIDER=NVIDIA-G0
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# export __GLX_VENDOR_LIBRARY_NAME=nvidia
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# export __VK_LAYER_NV_optimus=NVIDIA_only
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# exec "$@"
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# '')
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# ];
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