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power-profiles-daemon: add profile switch udev rules on battery

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Signed-off-by: Myned <dev@bjork.tech>
This commit is contained in:
Myned 2024-12-21 13:29:14 -05:00
parent 9839699d2d
commit dfd22068bd
Signed by: myned
GPG key ID: C7224454F7881A34
1 changed files with 21 additions and 2 deletions
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23
options/custom/services/power-profiles-daemon.nix
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@ -1,12 +1,18 @@
{
config,
lib,
pkgs,
...
}:
with lib; let
powerprofilesctl = "${pkgs.power-profiles-daemon}/bin/powerprofilesctl";
cfg = config.custom.services.power-profiles-daemon;
in {
options.custom.services.power-profiles-daemon.enable = mkOption {default = false;};
options.custom.services.power-profiles-daemon = {
enable = mkOption {default = false;};
auto = mkOption {default = true;};
};
config = mkIf cfg.enable {
# https://gitlab.freedesktop.org/upower/power-profiles-daemon
@ -14,7 +20,20 @@ in {
#?? powerprofilesctl set <performance|balanced|power-saver>
services = {
power-profiles-daemon.enable = true;
tlp.enable = false; # Conflicts with PPD
#!! Conflicts with power-profiles-daemon
auto-cpufreq.enable = false;
tlp.enable = false;
# Switch to power-saver mode when on battery
# https://wiki.archlinux.org/title/Power_management#Using_a_script_and_an_udev_rule
udev.extraRules = mkIf cfg.auto ''
# Battery
SUBSYSTEM=="power_supply", ATTR{online}=="0", RUN+="${powerprofilesctl} set power-saver"
# AC
SUBSYSTEM=="power_supply", ATTR{online}=="1", RUN+="${powerprofilesctl} set balanced"
'';
};
};
}