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Rework laptop battery/power optimization settings

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ItsDrike 2024-04-13 22:18:21 +02:00
parent dd00ed5f70
commit a0bba2e225
Signed by: ItsDrike
GPG key ID: FA2745890B7048C0
4 changed files with 133 additions and 37 deletions
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47
system/roles/laptop/power/auto-cpufreq/default.nix Normal file
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# This sets up power management using auto-cpufreq,
# alongside with upower and power-profiles-daemon.
# Together, this provides a complete alternative to TLP
{ pkgs, lib, config, ...}: let
inherit (lib) mkIf mkDefault;
deviceType = config.myOptions.device.roles.type;
acceptedTypes = ["laptop"];
in {
imports = [
./power-profiles-daemon
];
config = mkIf (builtins.elem deviceType acceptedTypes) {
services = {
# superior power management
auto-cpufreq = {
enable = true;
settings = let
MHz = x: x * 1000;
in {
battery = {
governor = "powersave";
scaling_min_freq = mkDefault (MHz 1200);
scaling_max_freq = mkDefault (MHz 1800);
turbo = "never";
};
charger = {
governor = "performance";
scaling_min_freq = mkDefault (MHz 1800);
scaling_max_freq = mkDefault (MHz 3800);
turbo = "auto";
};
};
};
# DBus service that provides power management support to applications
upower = {
enable = true;
percentageLow = 15;
percentageCritical = 5;
percentageAction = 3;
criticalPowerAction = "Hibernate";
};
};
};
}