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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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