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@lovesegfault
Created February 26, 2020 03:48
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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.tlp;
enableRDW = config.networking.networkmanager.enable;
tlp = pkgs.tlp.override {
inherit enableRDW;
};
mkTlpConfig = tlpConfig: generators.toKeyValue {
mkKeyValue = generators.mkKeyValueDefault {
mkValueString = val:
if isInt val then toString val
else if isString val then "\"${val}\""
else if true == val then "1"
else if false == val then "0"
else if isList val then "\"" + (concatStringsSep " " val) + "\""
else err "invalid value provided to mkTlpConfig:" (toString val);
} "=";
} tlpConfig;
in
{
###### interface
options = {
services.tlp = {
enable = mkOption {
type = types.bool;
default = false;
description = "Whether to enable the TLP power management daemon.";
};
extraConfig = mkOption {
type = types.lines;
default = "";
description = "Additional configuration variables for TLP";
};
};
};
###### implementation
config = mkIf cfg.enable {
boot.kernelModules = [ "msr" ];
environment.etc = {
"tlp.conf".source = extraConfig;
} // optionalAttrs enableRDW {
"NetworkManager/dispatcher.d/99tlp-rdw-nm".source = "${tlp}/etc/NetworkManager/dispatcher.d/99tlp-rdw-nm";
};
environment.systemPackages = [ tlp ];
# FIXME: When the config is parametrized we need to move these into a
# conditional on the relevant options being enabled.
powerManagement = {
scsiLinkPolicy = null;
cpuFreqGovernor = null;
cpufreq.max = null;
cpufreq.min = null;
};
services.udev.packages = [ tlp ];
systemd = {
packages = [ tlp ];
sockets.systemd-rfkill.enable = false;
services.systemd-rfkill.enable = false;
};
};
}
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