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author | Jörg Thalheim <Mic92@users.noreply.github.com> | 2020-08-24 13:42:11 +0100 |
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committer | GitHub <noreply@github.com> | 2020-08-24 13:42:11 +0100 |
commit | 4c9ad3ca793e2418a725f2c227108b71db109913 (patch) | |
tree | 3dfb818a33da2cf65515970586a1723cb8792cb3 /nixos/modules/services/hardware/undervolt.nix | |
parent | 5c70c5eeaa275aae90e1d3e5b63a6fdcf29bc850 (diff) | |
parent | e207de63f4f4a8f377eed1f522dc872f338eb26c (diff) | |
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Merge branch 'master' into nginx-update
Diffstat (limited to 'nixos/modules/services/hardware/undervolt.nix')
-rw-r--r-- | nixos/modules/services/hardware/undervolt.nix | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/nixos/modules/services/hardware/undervolt.nix b/nixos/modules/services/hardware/undervolt.nix index 828032dc573..054ffa35050 100644 --- a/nixos/modules/services/hardware/undervolt.nix +++ b/nixos/modules/services/hardware/undervolt.nix @@ -103,6 +103,17 @@ in The temperature target on battery power in Celsius degrees. ''; }; + + useTimer = mkOption { + type = types.bool; + default = false; + description = '' + Whether to set a timer that applies the undervolt settings every 30s. + This will cause spam in the journal but might be required for some + hardware under specific conditions. + Enable this if your undervolt settings don't hold. + ''; + }; }; config = mkIf cfg.enable { @@ -114,6 +125,11 @@ in path = [ pkgs.undervolt ]; description = "Intel Undervolting Service"; + + # Apply undervolt on boot, nixos generation switch and resume + wantedBy = [ "multi-user.target" "post-resume.target" ]; + after = [ "post-resume.target" ]; # Not sure why but it won't work without this + serviceConfig = { Type = "oneshot"; Restart = "no"; @@ -121,7 +137,7 @@ in }; }; - systemd.timers.undervolt = { + systemd.timers.undervolt = mkIf cfg.useTimer { description = "Undervolt timer to ensure voltage settings are always applied"; partOf = [ "undervolt.service" ]; wantedBy = [ "multi-user.target" ]; |