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# Copyright 2018 Google Inc.
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from _hardware import Expectation
from _hardware_android import HardwareAndroid
CPU_CLOCK_RATE = 2035200
MEM_CLOCK_RATE = 13763
GPU_CLOCK_RATE = 670000000
GPU_POWER_LEVEL = 1 # lower is faster, minimum is 0
class HardwarePixel2(HardwareAndroid):
def __init__(self, adb):
HardwareAndroid.__init__(self, adb)
def __enter__(self):
HardwareAndroid.__enter__(self)
if not self._adb.is_root():
return self
self._adb.shell('\n'.join([
'''
stop thermal-engine
stop perfd''',
# turn off the slow cores and one fast core
'''
for N in 0 1 2 3 7; do
echo 0 > /sys/devices/system/cpu/cpu$N/online
done''',
# lock 3 fast cores: two for Skia and one for the OS
'''
for N in 4 5 6; do
echo 1 > /sys/devices/system/cpu/cpu$N/online
echo userspace > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governor
echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_max_freq
echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_min_freq
echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed
done''' % tuple(CPU_CLOCK_RATE for _ in range(3)),
# Set GPU bus and idle timer
'''
echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split''',
# csmartdalton, 4-26-2018: this line hangs my device
# echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on
'''
echo 10000 > /sys/class/kgsl/kgsl-3d0/idle_timer''',
# Set mem frequency to max
'''
echo %i > /sys/class/devfreq/soc\:qcom,gpubw/min_freq
echo %i > /sys/class/devfreq/soc\:qcom,gpubw/max_freq
echo %i > /sys/class/devfreq/soc\:qcom,cpubw/min_freq
echo %i > /sys/class/devfreq/soc\:qcom,cpubw/max_freq
echo %i > /sys/class/devfreq/soc\:qcom,mincpubw/min_freq
echo %i > /sys/class/devfreq/soc\:qcom,mincpubw/max_freq
echo %i > /sys/class/devfreq/soc\:qcom,memlat-cpu0/min_freq
echo %i > /sys/class/devfreq/soc\:qcom,memlat-cpu0/max_freq''' %
tuple(MEM_CLOCK_RATE for _ in range(8)),
# Set GPU to performance mode
'''
echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor
echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq
echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq''' %
tuple(GPU_CLOCK_RATE for _ in range(2)),
# Set GPU power level
'''
echo %i > /sys/class/kgsl/kgsl-3d0/max_pwrlevel
echo %i > /sys/class/kgsl/kgsl-3d0/min_pwrlevel''' %
tuple(GPU_POWER_LEVEL for _ in range(2))]))
assert('msm_therm' == self._adb.check(\
'cat /sys/class/thermal/thermal_zone10/type').strip())
assert('pm8998_tz' == self._adb.check(\
'cat /sys/class/thermal/thermal_zone7/type').strip())
return self
def sanity_check(self):
HardwareAndroid.sanity_check(self)
if not self._adb.is_root():
return
result = self._adb.check(' '.join(
['cat',
'/sys/class/power_supply/battery/capacity',
'/sys/devices/system/cpu/online'] + \
['/sys/devices/system/cpu/cpu%i/cpufreq/scaling_cur_freq' % i
for i in range(4, 7)] + \
# Unfortunately we can't monitor the gpu clock:
#
# /sys/class/kgsl/kgsl-3d0/devfreq/cur_freq
#
# It doesn't respect the min_freq/max_freq values when not under load.
['/sys/kernel/debug/clk/bimc_clk/measure',
'/sys/class/kgsl/kgsl-3d0/temp',
'/sys/class/kgsl/kgsl-3d0/throttling',
'/sys/class/thermal/thermal_zone10/temp',
'/sys/class/thermal/thermal_zone7/temp']))
expectations = \
[Expectation(int, min_value=30, name='battery', sleeptime=30*60),
Expectation(str, exact_value='4-6', name='online cpus')] + \
[Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i)
for i in range(4, 7)] + \
[Expectation(long, min_value=902390000, max_value=902409999,
name='measured ddr clock', sleeptime=10),
Expectation(int, max_value=750, name='gpu temperature'),
Expectation(int, exact_value=1, name='gpu throttling'),
Expectation(int, max_value=75, name='msm_therm temperature'),
Expectation(int, max_value=75000, name='pm8998_tz temperature')]
Expectation.check_all(expectations, result.splitlines())
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