Commit 4ca2a163 authored by Gerg-L's avatar Gerg-L
Browse files

nixos/nvidia: add Dynamic Boost support

parent a5ccd2c5

nixos/modules/hardware/video/nvidia.nix

+27 −0
Original line number Diff line number Diff line
@@ -31,6 +31,12 @@ in { 
        the NVIDIA docs, on Chapter 22. PCI-Express Runtime D3 (RTD3) Power Management.

      '');



      dynamicBoost.enable = lib.mkEnableOption (lib.mdDoc ''

        dynamic Boost balances power between the CPU and the GPU for improved

        performance on supported laptops using the nvidia-powerd daemon. For more

        information, see the NVIDIA docs, on Chapter 23. Dynamic Boost on Linux.

      '');



      modesetting.enable = lib.mkEnableOption (lib.mdDoc ''

        kernel modesetting when using the NVIDIA proprietary driver.
@@ -238,6 +244,11 @@ in { 
          assertion = cfg.open -> (cfg.package ? open && cfg.package ? firmware);

          message = "This version of NVIDIA driver does not provide a corresponding opensource kernel driver";

        }



        {

          assertion = cfg.dynamicBoost.enable -> lib.versionAtLeast nvidia_x11.version "510.39.01";

          message = "NVIDIA's Dynamic Boost feature only exists on versions >= 510.39.01";

        }

      ];



      # If Optimus/PRIME is enabled, we:
@@ -394,10 +405,26 @@ in { 
              };

            };

          })

          (lib.mkIf cfg.dynamicBoost.enable {

            "nvidia-powerd" = {

              description = "nvidia-powerd service";

              path = [

                pkgs.util-linux # nvidia-powerd wants lscpu

              ];

              wantedBy = ["multi-user.target"];

              serviceConfig = {

                Type = "dbus";

                BusName = "nvidia.powerd.server";

                ExecStart = "${nvidia_x11.bin}/bin/nvidia-powerd";

              };

            };

          })

        ];



      services.acpid.enable = true;



      services.dbus.packages = lib.optional cfg.dynamicBoost.enable nvidia_x11.bin;



      hardware.firmware = lib.optional cfg.open nvidia_x11.firmware;



      systemd.tmpfiles.rules =

pkgs/os-specific/linux/nvidia-x11/builder.sh

+4 −1
Original line number Diff line number Diff line
@@ -196,9 +196,12 @@ installPhase() { 
        mkdir -p $bin/share/man/man1

        cp -p *.1.gz $bin/share/man/man1

        rm -f $bin/share/man/man1/{nvidia-xconfig,nvidia-settings,nvidia-persistenced}.1.gz

        if [ -e "nvidia-dbus.conf" ]; then

            install -Dm644 nvidia-dbus.conf $bin/share/dbus-1/system.d/nvidia-dbus.conf

        fi



        # Install the programs.

        for i in nvidia-cuda-mps-control nvidia-cuda-mps-server nvidia-smi nvidia-debugdump; do

        for i in nvidia-cuda-mps-control nvidia-cuda-mps-server nvidia-smi nvidia-debugdump nvidia-powerd; do

            if [ -e "$i" ]; then

                install -Dm755 $i $bin/bin/$i

                # unmodified binary backup for mounting in containers

pkgs/os-specific/linux/nvidia-x11/generic.nix

+1 −0
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ let 
    libdrm xorg.libXext xorg.libX11

    xorg.libXv xorg.libXrandr xorg.libxcb zlib stdenv.cc.cc

    wayland mesa libGL openssl

    dbus # for nvidia-powerd

  ]);



  self = stdenv.mkDerivation {