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Merge pull request #380 from LunNova/asus-battery-fix

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asus/battery.nix: fix chargeUpto after suspend/resume, make script optional
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Jörg Thalheim 2022-03-08 15:01:26 +00:00 committed by GitHub
parent 86fa91c21f ca893110b3
commit c730530902
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1 changed files with 25 additions and 9 deletions
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34
asus/battery.nix
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@ -3,19 +3,35 @@ let
p = pkgs.writeScriptBin "charge-upto" '' p = pkgs.writeScriptBin "charge-upto" ''
echo ''${0:-100} > /sys/class/power_supply/BAT0/charge_control_end_threshold echo ''${0:-100} > /sys/class/power_supply/BAT0/charge_control_end_threshold
''; '';
cfg = config.hardware.asus; cfg = config.hardware.asus.battery;
in in
{ {
options.hardware.asus.battery.chargeUpto = lib.mkOption { options.hardware.asus.battery = {
description = "Maximum level of charge for your battery, as a percentage."; chargeUpto = lib.mkOption {
default = 100; description = "Maximum level of charge for your battery, as a percentage.";
type = lib.types.int; default = 100;
type = lib.types.int;
};
enableChargeUptoScript = lib.mkOption {
description = "Whether to add charge-upto to environment.systemPackages. `charge-upto 75` temporarily sets the charge limit to 75%.";
default = true;
type = lib.types.bool;
};
}; };
config = { config = {
environment.systemPackages = [ p ]; environment.systemPackages = lib.mkIf cfg.enableChargeUptoScript [ p ];
systemd.tmpfiles.rules = [ systemd.services.battery-charge-threshold = {
"w /sys/class/power_supply/BAT0/charge_control_end_threshold - - - - ${toString cfg.battery.chargeUpto}" wantedBy = [ "local-fs.target" "suspend.target" ];
]; after = [ "local-fs.target" "suspend.target" ];
description = "Set the battery charge threshold to ${toString cfg.chargeUpto}%";
startLimitBurst = 5;
startLimitIntervalSec = 1;
serviceConfig = {
Type = "oneshot";
Restart = "on-failure";
ExecStart = "${pkgs.runtimeShell} -c 'echo ${toString cfg.chargeUpto} > /sys/class/power_supply/BAT0/charge_control_end_threshold'";
};
};
}; };
} }