| #!/system/bin/sh |
| # |
| # Copyright (C) 2021 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| # Exit on errors, or whenever an unset variable is substituted |
| set -eu |
| |
| stop thermal_manager |
| setprop vendor.powerhal.init 0 |
| stop power-hal-1-0 |
| start power-hal-1-0 |
| |
| echo 'Locking CPU to 1125000 (56% relative to max freq)' |
| echo 11 > /proc/ppm/policy/ut_fix_freq_idx |
| |
| expected_gpu_freq='390000' |
| echo "Locking GPU to ${expected_gpu_freq} (min freq)" |
| echo "${expected_gpu_freq}" > /proc/gpufreq/gpufreq_opp_freq |
| |
| expected_cpu_freqs='1125000, 1125000, 1125000, 1125000' |
| cpu_freqs="$(cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq | sed -z 's/\n/, /g')" |
| echo "Set CPU frequencies to ${cpu_freqs}" |
| if [[ "${cpu_freqs}" -ne "${expected_cpu_freqs}" ]]; then |
| echo "Failed to set CPUs to expected frequencies: ${expected_cpu_freqs}" |
| exit 1 |
| fi |
| |
| gpu_freq="$(cat /proc/gpufreq/gpufreq_opp_freq | tail -n 1 | cut -d '=, ' -f 5)" |
| echo "Set GPU frequency to ${gpu_freq}" |
| if [[ "${gpu_freq}" -ne "${expected_gpu_freq}" ]]; then |
| echo "Failed to set GPU to expected frequency: ${expected_gpu_freq}" |
| exit 1 |
| fi |
| |
| |
