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| 1 # Copyright 2016 Google Inc. |
| 2 # |
| 3 # Use of this source code is governed by a BSD-style license that can be |
| 4 # found in the LICENSE file. |
| 5 |
| 6 from _hardware import HardwareException, Expectation |
| 7 from _hardware_android import HardwareAndroid |
| 8 |
| 9 CPU_CLOCK_RATE = 1728000 |
| 10 GPU_CLOCK_RATE = 510000000 |
| 11 |
| 12 class HardwareNexus6P(HardwareAndroid): |
| 13 def __init__(self, adb): |
| 14 HardwareAndroid.__init__(self, adb) |
| 15 |
| 16 def __enter__(self): |
| 17 self._lock_clocks() |
| 18 return HardwareAndroid.__enter__(self) |
| 19 |
| 20 def __exit__(self, exception_type, exception_value, exception_traceback): |
| 21 HardwareAndroid.__exit__(self, exception_type, |
| 22 exception_value, exception_traceback) |
| 23 self._unlock_clocks() |
| 24 |
| 25 def _lock_clocks(self): |
| 26 if not self._is_root: |
| 27 return |
| 28 |
| 29 self._adb.shell('''\ |
| 30 stop thermal-engine |
| 31 stop thermald |
| 32 stop perfd |
| 33 stop mpdecision''') |
| 34 |
| 35 # enable and lock 3 of 4 big cores. |
| 36 self._adb.shell('''\ |
| 37 for N in 4 5 6; do |
| 38 echo 1 > /sys/devices/system/cpu/cpu$N/online |
| 39 echo userspace > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governor |
| 40 echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_max_freq |
| 41 echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_min_freq |
| 42 echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed |
| 43 done''' % tuple(CPU_CLOCK_RATE for _ in range(3))) |
| 44 |
| 45 # turn off all other cores |
| 46 self._adb.shell('''\ |
| 47 for N in 0 1 2 3 7; do |
| 48 echo 0 > /sys/devices/system/cpu/cpu$N/online |
| 49 done''') |
| 50 |
| 51 # gpu/ddr perf commands from |
| 52 # https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf |
| 53 self._adb.shell('''\ |
| 54 echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split |
| 55 echo 1 > /sys/class/kgsl/kgsl-3d0/force_bus_on |
| 56 echo 1 > /sys/class/kgsl/kgsl-3d0/force_rail_on |
| 57 echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on |
| 58 echo 1000000 > /sys/class/kgsl/kgsl-3d0/idle_timer |
| 59 echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor |
| 60 echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq |
| 61 echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq |
| 62 echo %i > /sys/class/kgsl/kgsl-3d0/gpuclk''' % |
| 63 tuple(GPU_CLOCK_RATE for _ in range(3))) |
| 64 |
| 65 # ddr perf commands from |
| 66 # https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf |
| 67 self._adb.shell('''\ |
| 68 echo performance > /sys/class/devfreq/qcom,cpubw.32/governor |
| 69 echo 9887 > /sys/class/devfreq/qcom,cpubw.32/max_freq |
| 70 echo 9887 > /sys/class/devfreq/qcom,cpubw.32/min_freq |
| 71 echo performance > /sys/class/devfreq/qcom,gpubw.70/governor |
| 72 echo 9887 > /sys/class/devfreq/qcom,gpubw.70/max_freq |
| 73 echo 9887 > /sys/class/devfreq/qcom,gpubw.70/min_freq''') |
| 74 |
| 75 def _unlock_clocks(self): |
| 76 if not self._is_root: |
| 77 return |
| 78 |
| 79 # restore ddr settings to default. |
| 80 self._adb.shell('''\ |
| 81 echo 1525 > /sys/class/devfreq/qcom,cpubw.32/min_freq |
| 82 echo 9887 > /sys/class/devfreq/qcom,cpubw.32/max_freq |
| 83 echo bw_hwmon > /sys/class/devfreq/qcom,cpubw.32/governor |
| 84 echo 1525 > /sys/class/devfreq/qcom,gpubw.70/min_freq |
| 85 echo 9887 > /sys/class/devfreq/qcom,gpubw.70/max_freq |
| 86 echo bw_hwmon > /sys/class/devfreq/qcom,gpubw.70/governor''') |
| 87 |
| 88 # restore gpu settings to default. |
| 89 self._adb.shell('''\ |
| 90 echo 180000000 > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq |
| 91 echo 600000000 > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq |
| 92 echo 180000000 > /sys/class/kgsl/kgsl-3d0/gpuclk |
| 93 echo msm-adreno-tz > /sys/class/kgsl/kgsl-3d0/devfreq/governor |
| 94 echo 0 > /sys/class/kgsl/kgsl-3d0/idle_timer |
| 95 echo 0 > /sys/class/kgsl/kgsl-3d0/force_clk_on |
| 96 echo 0 > /sys/class/kgsl/kgsl-3d0/force_rail_on |
| 97 echo 0 > /sys/class/kgsl/kgsl-3d0/force_bus_on |
| 98 echo 1 > /sys/class/kgsl/kgsl-3d0/bus_split''') |
| 99 |
| 100 # turn the disabled cores back on. |
| 101 self._adb.shell('''\ |
| 102 for N in 7 3 2 1 0; do |
| 103 echo 1 > /sys/devices/system/cpu/cpu$N/online |
| 104 done''') |
| 105 |
| 106 # unlock the 3 enabled big cores. |
| 107 self._adb.shell('''\ |
| 108 for N in 6 5 4; do |
| 109 echo 633600 > /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq |
| 110 echo 1958400 > /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq |
| 111 echo 0 > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed |
| 112 echo interactive > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governo
r |
| 113 done''') |
| 114 |
| 115 self._adb.shell('''\ |
| 116 start mpdecision |
| 117 start perfd |
| 118 start thermald |
| 119 start thermal-engine''') |
| 120 |
| 121 def sanity_check(self): |
| 122 HardwareAndroid.sanity_check(self) |
| 123 |
| 124 if not self._is_root: |
| 125 return |
| 126 |
| 127 result = self._adb.check_lines('''\ |
| 128 cat /sys/class/power_supply/battery/capacity \ |
| 129 /sys/devices/system/cpu/online \ |
| 130 /sys/class/thermal/thermal_zone14/temp \ |
| 131 /sys/class/thermal/thermal_zone15/temp \ |
| 132 /sys/kernel/debug/clk/oxili_gfx3d_clk/measure \ |
| 133 /sys/kernel/debug/clk/bimc_clk/measure |
| 134 for N in 4 5 6; do |
| 135 cat /sys/devices/system/cpu/cpu$N/cpufreq/scaling_cur_freq |
| 136 done''') |
| 137 |
| 138 expectations = \ |
| 139 [Expectation(int, min_value=30, name='battery', sleeptime=30*60), |
| 140 Expectation(str, exact_value='4-6', name='online cpus'), |
| 141 Expectation(int, max_value=88, name='tsens_tz_sensor13'), |
| 142 Expectation(int, max_value=88, name='tsens_tz_sensor14'), |
| 143 Expectation(long, min_value=(GPU_CLOCK_RATE - 5000), |
| 144 max_value=(GPU_CLOCK_RATE + 5000), name='gpu clock rate'), |
| 145 Expectation(long, min_value=647995000, max_value=648007500, |
| 146 name='ddr clock rate', sleeptime=10)] + \ |
| 147 [Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i) |
| 148 for i in range(4, 7)] |
| 149 |
| 150 Expectation.check_all(expectations, result) |
| 151 |
| 152 def sleep(self, sleeptime): |
| 153 self._unlock_clocks() |
| 154 HardwareAndroid.sleep(self, sleeptime) |
| 155 self._lock_clocks() |
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