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amlogic: add cpufreq tuning script

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Signed-off-by: Ian Leonard <antonlacon@gmail.com>
This commit is contained in:
Ian Leonard 2019-10-12 13:47:28 +00:00
parent db6ebeedbf
commit 2118568348
1 changed files with 18 additions and 0 deletions
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18
projects/Amlogic/packages/systemd/scripts/cpufreq Executable file
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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2009-2015 Stephan Raue (stephan@openelec.tv)
# Copyright (C) 2019-present Team LibreELEC (https://libreelec.tv)
SYS_CPUFREQ_GOV=$( cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor )
SYS_ONDEMAND_DIR="/sys/devices/system/cpu/cpufreq/ondemand/"
# Configure frequency scaling properties
if [ "${SYS_CPUFREQ_GOV}" = "ondemand" ]; then
echo 1 > "${SYS_ONDEMAND_DIR}/io_is_busy"
echo 50 > "${SYS_ONDEMAND_DIR}/up_threshold"
echo 100000 > "${SYS_ONDEMAND_DIR}/sampling_rate"
echo 50 > "${SYS_ONDEMAND_DIR}/sampling_down_factor"
else
echo "cpufreq: settings not found for current cpu governor." | systemd-cat -p info
fi