diff options
Diffstat (limited to 'tools/skpbench/_hardware_nexus_6p.py')
| -rw-r--r-- | tools/skpbench/_hardware_nexus_6p.py | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/tools/skpbench/_hardware_nexus_6p.py b/tools/skpbench/_hardware_nexus_6p.py new file mode 100644 index 0000000000..045f9a01fd --- /dev/null +++ b/tools/skpbench/_hardware_nexus_6p.py @@ -0,0 +1,155 @@ +# Copyright 2016 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 HardwareException, Expectation +from _hardware_android import HardwareAndroid + +CPU_CLOCK_RATE = 1728000 +GPU_CLOCK_RATE = 510000000 + +class HardwareNexus6P(HardwareAndroid): + def __init__(self, adb): + HardwareAndroid.__init__(self, adb) + + def __enter__(self): + self._lock_clocks() + return HardwareAndroid.__enter__(self) + + def __exit__(self, exception_type, exception_value, exception_traceback): + HardwareAndroid.__exit__(self, exception_type, + exception_value, exception_traceback) + self._unlock_clocks() + + def _lock_clocks(self): + if not self._is_root: + return + + self._adb.shell('''\ + stop thermal-engine + stop thermald + stop perfd + stop mpdecision''') + + # enable and lock 3 of 4 big cores. + self._adb.shell('''\ + 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$N/cpufreq/scaling_setspeed + done''' % tuple(CPU_CLOCK_RATE for _ in range(3))) + + # turn off all other cores + self._adb.shell('''\ + for N in 0 1 2 3 7; do + echo 0 > /sys/devices/system/cpu/cpu$N/online + done''') + + # gpu/ddr perf commands from + # https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf + self._adb.shell('''\ + echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split + echo 1 > /sys/class/kgsl/kgsl-3d0/force_bus_on + echo 1 > /sys/class/kgsl/kgsl-3d0/force_rail_on + echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on + echo 1000000 > /sys/class/kgsl/kgsl-3d0/idle_timer + 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 + echo %i > /sys/class/kgsl/kgsl-3d0/gpuclk''' % + tuple(GPU_CLOCK_RATE for _ in range(3))) + + # ddr perf commands from + # https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf + self._adb.shell('''\ + echo performance > /sys/class/devfreq/qcom,cpubw.32/governor + echo 9887 > /sys/class/devfreq/qcom,cpubw.32/max_freq + echo 9887 > /sys/class/devfreq/qcom,cpubw.32/min_freq + echo performance > /sys/class/devfreq/qcom,gpubw.70/governor + echo 9887 > /sys/class/devfreq/qcom,gpubw.70/max_freq + echo 9887 > /sys/class/devfreq/qcom,gpubw.70/min_freq''') + + def _unlock_clocks(self): + if not self._is_root: + return + + # restore ddr settings to default. + self._adb.shell('''\ + echo 1525 > /sys/class/devfreq/qcom,cpubw.32/min_freq + echo 9887 > /sys/class/devfreq/qcom,cpubw.32/max_freq + echo bw_hwmon > /sys/class/devfreq/qcom,cpubw.32/governor + echo 1525 > /sys/class/devfreq/qcom,gpubw.70/min_freq + echo 9887 > /sys/class/devfreq/qcom,gpubw.70/max_freq + echo bw_hwmon > /sys/class/devfreq/qcom,gpubw.70/governor''') + + # restore gpu settings to default. + self._adb.shell('''\ + echo 180000000 > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq + echo 600000000 > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq + echo 180000000 > /sys/class/kgsl/kgsl-3d0/gpuclk + echo msm-adreno-tz > /sys/class/kgsl/kgsl-3d0/devfreq/governor + echo 0 > /sys/class/kgsl/kgsl-3d0/idle_timer + echo 0 > /sys/class/kgsl/kgsl-3d0/force_clk_on + echo 0 > /sys/class/kgsl/kgsl-3d0/force_rail_on + echo 0 > /sys/class/kgsl/kgsl-3d0/force_bus_on + echo 1 > /sys/class/kgsl/kgsl-3d0/bus_split''') + + # turn the disabled cores back on. + self._adb.shell('''\ + for N in 7 3 2 1 0; do + echo 1 > /sys/devices/system/cpu/cpu$N/online + done''') + + # unlock the 3 enabled big cores. + self._adb.shell('''\ + for N in 6 5 4; do + echo 633600 > /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq + echo 1958400 > /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq + echo 0 > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed + echo interactive > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governor + done''') + + self._adb.shell('''\ + start mpdecision + start perfd + start thermald + start thermal-engine''') + + def sanity_check(self): + HardwareAndroid.sanity_check(self) + + if not self._is_root: + return + + result = self._adb.check_lines('''\ + cat /sys/class/power_supply/battery/capacity \ + /sys/devices/system/cpu/online \ + /sys/class/thermal/thermal_zone14/temp \ + /sys/class/thermal/thermal_zone15/temp \ + /sys/kernel/debug/clk/oxili_gfx3d_clk/measure \ + /sys/kernel/debug/clk/bimc_clk/measure + for N in 4 5 6; do + cat /sys/devices/system/cpu/cpu$N/cpufreq/scaling_cur_freq + done''') + + expectations = \ + [Expectation(int, min_value=30, name='battery', sleeptime=30*60), + Expectation(str, exact_value='4-6', name='online cpus'), + Expectation(int, max_value=88, name='tsens_tz_sensor13'), + Expectation(int, max_value=88, name='tsens_tz_sensor14'), + Expectation(long, min_value=(GPU_CLOCK_RATE - 5000), + max_value=(GPU_CLOCK_RATE + 5000), name='gpu clock rate'), + Expectation(long, min_value=647995000, max_value=648007500, + name='ddr clock rate', sleeptime=10)] + \ + [Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i) + for i in range(4, 7)] + + Expectation.check_all(expectations, result) + + def sleep(self, sleeptime): + self._unlock_clocks() + HardwareAndroid.sleep(self, sleeptime) + self._lock_clocks() |