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 17 adb root 18 adb wait-for-device 19 adb shell stop mpdecision 20 adb shell stop perfd 21 adb shell stop 22 for pid in $( adb shell ps | awk '{ if ( $9 == "surfaceflinger" ) { print $2 } }' ); do 23 adb shell kill $pid 24 done 25 adb shell setprop debug.egl.traceGpuCompletion 1 26 adb shell daemonize surfaceflinger 27 sleep 3 28 adb shell setprop service.bootanim.exit 1 29 30 # cpu possible frequencies 31 # 204000 229500 255000 280500 306000 331500 357000 382500 408000 433500 459000 32 # 484500 510000 535500 561000 586500 612000 637500 663000 688500 714000 739500 33 # 765000 790500 816000 841500 867000 892500 918000 943500 969000 994500 1020000 34 # 1122000 1224000 1326000 1428000 1530000 1632000 1734000 1836000 1938000 35 # 2014500 2091000 2193000 2295000 2397000 2499000 36 37 S=1326000 38 echo "set cpu $cpu to $S hz"; 39 adb shell "echo userspace > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor" 40 adb shell "echo $S > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq" 41 adb shell "echo $S > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq" 42 adb shell "echo $S > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed" 43 44 #disable hotplug 45 adb shell "echo 0 > /sys/devices/system/cpu/cpuquiet/tegra_cpuquiet/enable" 46 47 # gbus possible rates 48 # 72000 108000 180000 252000 324000 396000 468000 540000 612000 648000 49 # 684000 708000 756000 804000 852000 (kHz) 50 51 S=324000000 52 echo "set gpu to $S hz" 53 adb shell "echo 1 > /d/clock/override.gbus/state" 54 adb shell "echo $S > /d/clock/override.gbus/rate" 55
