1#!/bin/bash 2 3# Copyright (C) 2015 The Android Open Source Project 4# 5# Licensed under the Apache License, Version 2.0 (the "License"); 6# you may not use this file except in compliance with the License. 7# You may obtain a copy of the License at 8# 9# http://www.apache.org/licenses/LICENSE-2.0 10# 11# Unless required by applicable law or agreed to in writing, software 12# distributed under the License is distributed on an "AS IS" BASIS, 13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14# See the License for the specific language governing permissions and 15# limitations under the License. 16 17adb root 18adb wait-for-device 19adb shell stop perfd 20adb shell stop thermal-engine 21 22# cpu possible frequencies 23# 204000 229500 255000 280500 306000 331500 357000 382500 408000 433500 459000 24# 484500 510000 535500 561000 586500 612000 637500 663000 688500 714000 739500 25# 765000 790500 816000 841500 867000 892500 918000 943500 969000 994500 1020000 26# 1122000 1224000 1326000 1428000 1530000 1632000 1734000 1836000 1938000 27# 2014500 2091000 2193000 2295000 2397000 2499000 28 29S=1326000 30echo "set cpu $cpu to $S hz"; 31adb shell "echo userspace > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor" 32adb shell "echo $S > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq" 33adb shell "echo $S > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq" 34adb shell "echo $S > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed" 35 36#disable hotplug 37adb shell "echo 0 > /sys/devices/system/cpu/cpuquiet/tegra_cpuquiet/enable" 38 39# gbus possible rates 40# 72000 108000 180000 252000 324000 396000 468000 540000 612000 648000 41# 684000 708000 756000 804000 852000 (kHz) 42 43S=324000000 44echo "set gpu to $S hz" 45adb shell "echo 1 > /d/clock/override.gbus/state" 46adb shell "echo $S > /d/clock/override.gbus/rate" 47