diff options
Diffstat (limited to 'tools/power/cpupower/cpupower.sh')
| -rw-r--r-- | tools/power/cpupower/cpupower.sh | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tools/power/cpupower/cpupower.sh b/tools/power/cpupower/cpupower.sh new file mode 100644 index 000000000000..a37dd4cfdb2b --- /dev/null +++ b/tools/power/cpupower/cpupower.sh @@ -0,0 +1,26 @@ +#!/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 |