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setperfmode.sh
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setperfmode.sh
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#!/bin/bash
#****************************************************************************
# * Copyright (c) 2017 Sarah Gibson. All rights reserved.
# *
# * Redistribution and use in source and binary forms, with or without
# * modification, are permitted provided that the following conditions
# * are met:
# *
# * 1. Redistributions of source code must retain the above copyright
# * notice, this list of conditions and the following disclaimer.
# * 2. Redistributions in binary form must reproduce the above copyright
# * notice, this list of conditions and the following disclaimer in
# * the documentation and/or other materials provided with the
# * distribution.
# * 3. Neither the name ATLFlight nor the names of its contributors may be
# * used to endorse or promote products derived from this software
# * without specific prior written permission.
# *
# * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY
# * THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
# * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
# * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# * POSSIBILITY OF SUCH DAMAGE.
# *
# ****************************************************************************/
#set GPU in performance mode
sudo chmod 777 /sys/class/kgsl/kgsl-3d0/devfreq/governor
sudo chmod 777 /sys/class/kgsl/kgsl-3d0/min_pwrlevel
sudo echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor
sudo echo 0 > /sys/class/kgsl/kgsl-3d0/min_pwrlevel
#set CPUs in perfmode
cpus=`ls /sys/devices/system/cpu | sed -rn "s/.*cpu([0-9]+).*/\1/p"`
sudo stop mpdecision
for i in $cpus; do
sudo chmod 777 /sys/devices/system/cpu/cpu$i/online
sudo echo 1 > /sys/devices/system/cpu/cpu$i/online
sleep 1
sudo chmod 777 /sys/devices/system/cpu/cpu$i/cpufreq/scaling_governor
sudo echo performance > /sys/devices/system/cpu/cpu$i/cpufreq/scaling_governor
done