libs/hwui/tests/scripts/prep_buller.sh

#buller is bullhead & angler  (☞ﾟヮﾟ)☞

nr=$(adb shell cat /proc/cpuinfo | grep processor | wc -l)
cpubase=/sys/devices/system/cpu
gov=cpufreq/scaling_governor

adb root
adb wait-for-device
adb shell stop thermal-engine
adb shell stop perfd

# LITTLE cores
# 384000 460800 600000 672000 787200 864000 960000 1248000 1440000
# BIG cores
# 384000 480000 633600 768000 864000 960000 1248000 1344000 1440000
# 1536000 1632000 1689600 1824000

cpu=0
S=960000
while [ $((cpu < 4)) -eq 1 ]; do
    echo "Setting cpu $cpu to $S hz"
    adb shell "echo 1 > $cpubase/cpu${cpu}/online"
    adb shell "echo userspace > $cpubase/cpu${cpu}/$gov"
    adb shell "echo $S > $cpubase/cpu${cpu}/cpufreq/scaling_max_freq"
    adb shell "echo $S > $cpubase/cpu${cpu}/cpufreq/scaling_min_freq"
    adb shell "echo $S > $cpubase/cpu${cpu}/cpufreq/scaling_setspeed"
    cpu=$(($cpu + 1))
done

while [ $((cpu < $nr)) -eq 1 ]; do
  echo "disable cpu $cpu"
  adb shell "echo 0 > $cpubase/cpu${cpu}/online"
  cpu=$(($cpu + 1))
done

echo "setting GPU bus and idle timer"
adb shell "echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split"
adb shell "echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on"
adb shell "echo 10000 > /sys/class/kgsl/kgsl-3d0/idle_timer"

# angler: 0 762 1144 1525 2288 3509 4173 5271 5928 7904 9887 11863
adb shell "echo 11863 > /sys/class/devfreq/qcom,gpubw.70/min_freq" &> /dev/null
# bullhead: 0 762 1144 1525 2288 3509 4173 5271 5928 7102
adb shell "echo 7102 > /sys/class/devfreq/qcom,gpubw.19/min_freq" &> /dev/null


board=$(adb shell "getprop ro.product.board")
freq=0
if [ "$board" = "bullhead" ]
then
    #600000000 490000000 450000000 367000000 300000000 180000000
    freq=300000000
else
    #600000000 510000000 450000000 390000000 305000000 180000000
    freq=305000000
fi
echo "performance mode, $freq Hz"
adb shell "echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor"
adb shell "echo $freq > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq"
adb shell "echo $freq > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq"

adb shell "echo 4 > /sys/class/kgsl/kgsl-3d0/min_pwrlevel"
adb shell "echo 4 > /sys/class/kgsl/kgsl-3d0/max_pwrlevel"