cpu/amd/pstate: enable correctly on kernel 6.1+
There is no separate module now, and a clean option to enable it.
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@ -1,10 +1,22 @@
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{ lib, config, ... }: {
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{ lib, config, ... }:
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let
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kver = config.boot.kernelPackages.kernel.version;
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in
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{
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# Enables the amd cpu scaling https://www.kernel.org/doc/html/latest/admin-guide/pm/amd-pstate.html
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# Enables the amd cpu scaling https://www.kernel.org/doc/html/latest/admin-guide/pm/amd-pstate.html
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# On recent AMD CPUs this can be more energy efficient.
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# On recent AMD CPUs this can be more energy efficient.
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imports = [ ./. ];
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imports = [ ./. ];
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boot = lib.mkIf (lib.versionAtLeast config.boot.kernelPackages.kernel.version "5.17") {
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boot = lib.mkMerge [
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(lib.mkIf (
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(lib.versionAtLeast kver "5.17")
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&& (lib.versionOlder kver "6.1")
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) {
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kernelParams = [ "initcall_blacklist=acpi_cpufreq_init" ];
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kernelParams = [ "initcall_blacklist=acpi_cpufreq_init" ];
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kernelModules = [ "amd-pstate" ];
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kernelModules = [ "amd-pstate" ];
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};
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})
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(lib.mkIf (lib.versionAtLeast kver "6.1") {
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kernelParams = [ "amd_pstate=passive" ];
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})
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];
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}
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}
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