Files
nixos-config/modules/nixos/power.nix
2025-09-23 00:06:24 +02:00

67 lines
1.6 KiB
Nix

{
config,
lib,
pkgs,
...
}:
{
options.nix-config = {
power = {
batteryThresholds = lib.mkOption {
type = lib.types.listOf lib.types.int;
default = [ 60 80 ];
description = "Battery charge thresholds for power management.";
};
};
};
config = {
services.tlp = {
enable = true;
settings = {
# processor chooses frequencies itself but respects the limits set by the user
CPU_DRIVER_OPMODE_ON_AC = "guided";
CPU_DRIVER_OPMODE_ON_BAT = "guided";
# governor dictates global behavior of the CPU
CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
CPU_SCALING_GOVERNOR_ON_AC = "performance";
# energy performance policy (EPP) sets the energy/performance balance
CPU_ENERGY_PERF_POLICY_ON_BAT = "balance_power";
CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
# clock speeds reported by `sudo tlp-stat`
# 623377 [kHz] and 5090910 [kHz]
# CPU_SCALING_MIN_FREQ_ON_AC = 623377;
# CPU_SCALING_MAX_FREQ_ON_AC = 5090910;
# CPU_SCALING_MIN_FREQ_ON_BAT = 0;
# # reduce max frequency on battery to save power
# CPU_SCALING_MAX_FREQ_ON_BAT = 3000000;
# Allow the CPU to boost
CPU_BOOST_ON_AC = 1;
CPU_BOOST_ON_BAT = 1;
RADEON_DPM_PERF_LEVEL_ON_AC = "high";
WIFI_PWR_ON_BAT = "off";
# enable battery charge thresholds on the default battery
STOP_CHARGE_THRESH_BAT0 = 1;
};
};
systemd.sleep.extraConfig = ''
AllowSuspend=yes
AllowHibernation=yes
AllowHybridSleep=yes
AllowSuspendThenHibernate=yes
'';
};
}