bd1ef85b98
With UEFI >= 1.30, there's an explicit option to enable S3 power management. Once this is selected, S3 is enabled and "deep" is selected as the default /sys/power/mem_sleep value without requiring any kernel boot parameters.
24 lines
828 B
Nix
24 lines
828 B
Nix
# A good source of information about how to fix the issues still
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# standing with kernel 4.6.11 is the following wiki page:
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# https://wiki.archlinux.org/index.php/Lenovo_ThinkPad_X1_Carbon_(Gen_6). The
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# TrackPoint and TouchPad issues there seem to have been fixed already.
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#
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# Enable the lower-power S3 suspend state by upgrading the BIOS to version >= 1.30,
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# then manually selecting Linux in the power management section.
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{ config, pkgs, ... }:
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{
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imports = [
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../.
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../../../../common/pc/laptop/acpi_call.nix
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../../../../common/pc/laptop/cpu-throttling-bug.nix
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];
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# See https://linrunner.de/en/tlp/docs/tlp-faq.html#battery
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services.tlp.extraConfig = ''
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START_CHARGE_THRESH_BAT0=75
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STOP_CHARGE_THRESH_BAT0=80
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CPU_SCALING_GOVERNOR_ON_BAT=powersave
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ENERGY_PERF_POLICY_ON_BAT=powersave
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'';
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}
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