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nixos/nvidia: add Dynamic Boost support

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This commit is contained in:
Gerg-L 2023-07-17 17:17:29 -04:00
parent a5ccd2c5c8
commit 4ca2a16390
3 changed files with 32 additions and 1 deletions
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27
nixos/modules/hardware/video/nvidia.nix
View file

@ -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 =

5
pkgs/os-specific/linux/nvidia-x11/builder.sh
View file

@ -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

1
pkgs/os-specific/linux/nvidia-x11/generic.nix
View file

@ -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 {