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cubelinux-kernel/tools/power/cpupower/cpupower.sh
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2012, Sébastien Luttringer
# Copyright (C) 2024, Francesco Poli <invernomuto@paranoici.org>
ESTATUS=0
# apply CPU clock frequency options
if test -n "$FREQ"
then
cpupower frequency-set -f "$FREQ" > /dev/null || ESTATUS=1
elif test -n "${GOVERNOR}${MIN_FREQ}${MAX_FREQ}"
then
cpupower frequency-set \
${GOVERNOR:+ -g "$GOVERNOR"} \
${MIN_FREQ:+ -d "$MIN_FREQ"} ${MAX_FREQ:+ -u "$MAX_FREQ"} \
> /dev/null || ESTATUS=1
fi
# apply CPU policy options
if test -n "$PERF_BIAS"
then
cpupower set -b "$PERF_BIAS" > /dev/null || ESTATUS=1
fi
exit $ESTATUS