android_device_lenovo_msm89.../rootdir/init.qcom.power.rc

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on boot
# Set RPS mask
write /sys/class/net/rmnet0/queues/rx-0/rps_cpus 2
# Add a cpuset for the camera daemon
# we want all cores for camera
mkdir /dev/cpuset/camera-daemon
write /dev/cpuset/camera-daemon/cpus 0-7
write /dev/cpuset/camera-daemon/mems 0
chown system system /dev/cpuset/camera-daemon
chown system system /dev/cpuset/camera-daemon/tasks
chmod 0664 /dev/cpuset/camera-daemon/tasks
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# Update foreground and background cpusets
# Reserve CPU 7 for the top app
write /dev/cpuset/foreground/cpus 0-6
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write /dev/cpuset/foreground/boost/cpus 0-3
write /dev/cpuset/background/cpus 4-6
write /dev/cpuset/system-background/cpus 4-6
write /dev/cpuset/top-app/cpus 0-7
write /dev/cpuset/camera-daemon/cpus 4-7
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on enable-low-power
# HMP scheduler settings
write /proc/sys/kernel/sched_window_stats_policy 3
write /proc/sys/kernel/sched_ravg_hist_size 3
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write /proc/sys/kernel/sched_ravg_window 20000000
#disable sched_boost in 8937
write /proc/sys/kernel/sched_boost 0
# HMP Task packing settings
write /proc/sys/kernel/sched_small_task 20
write /sys/class/devfreq/soc:qcom,cpubw/governor bw_hwmon
write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/io_percent 20
write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/guard_band_mbps 30
# Disable thermal core_control to update interactive gov settings
write /sys/module/msm_thermal/core_control/enabled 0
# Enable governor for perf cluster
write /sys/devices/system/cpu/cpu0/online 1
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor interactive
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/above_hispeed_delay "19000 1094400:39000"
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/go_hispeed_load 85
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/timer_rate 20000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/hispeed_freq 1094400
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/io_is_busy 0
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/target_loads "1 960000:85 1094400:90 1344000:80"
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/min_sample_time 40000
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq 960000
# Enable governor for power cluster
write /sys/devices/system/cpu/cpu4/online 1
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor interactive
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/above_hispeed_delay 39000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/go_hispeed_load 90
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/timer_rate 20000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/hispeed_freq 768000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/io_is_busy 0
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/target_loads "1 768000:90"
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/min_sample_time 40000
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq 768000
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# Disable L2-GDHS low power modes
write /sys/module/lpm_levels/system/pwr/pwr-l2-gdhs/idle_enabled N
write /sys/module/lpm_levels/system/pwr/pwr-l2-gdhs/suspend_enabled N
write /sys/module/lpm_levels/system/perf/perf-l2-gdhs/idle_enabled N
write /sys/module/lpm_levels/system/perf/perf-l2-gdhs/suspend_enabled N
# Bring all cores online
write /sys/devices/system/cpu/cpu1/online 1
write /sys/devices/system/cpu/cpu2/online 1
write /sys/devices/system/cpu/cpu3/online 1
write /sys/devices/system/cpu/cpu4/online 1
write /sys/devices/system/cpu/cpu5/online 1
write /sys/devices/system/cpu/cpu6/online 1
write /sys/devices/system/cpu/cpu7/online 1
# Enable low power modes
write /sys/module/lpm_levels/parameters/sleep_disabled 0
# HMP scheduler (big.Little cluster related) settings
write /proc/sys/kernel/sched_upmigrate 93
write /proc/sys/kernel/sched_downmigrate 83
# Enable sched guided freq control
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_sched_load 1
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_migration_notif 1
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/use_sched_load 1
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/use_migration_notif 1
write /proc/sys/kernel/sched_freq_inc_notify 50000
write /proc/sys/kernel/sched_freq_dec_notify 50000
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# Enable dynamic clock gating
write /sys/module/lpm_levels/lpm_workarounds/dynamic_clock_gating 1
# Enable timer migration to little cluster
write /proc/sys/kernel/power_aware_timer_migration 1
# Set per_process_reclaim tuning parameters
write /sys/module/process_reclaim/parameters/enable_process_reclaim 1
write /sys/module/process_reclaim/parameters/pressure_max 70
write /sys/module/process_reclaim/parameters/swap_opt_eff 30
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write /sys/module/process_reclaim/parameters/pressure_min 50
write /sys/module/process_reclaim/parameters/per_swap_size 512
# Set lowmemorykiller tuning parameters
write /sys/module/lowmemorykiller/parameters/enable_adaptive_lmk 1
write /sys/module/lowmemorykiller/parameters/minfree "15360,19200,23040,26880,34415,43737"
write /sys/module/lowmemorykiller/parameters/vmpressure_file_min 53059
# Set ZCache parameters
write /sys/module/zcache/parameters/clear_percent 3
write /sys/module/zcache/parameters/max_pool_percent 30
write /sys/block/mmcblk0/bdi/read_ahead_kb 128
write /sys/block/mmcblk0/queue/read_ahead_kb 128
write /sys/block/dm-0/queue/read_ahead_kb 128
write /sys/block/dm-1/queue/read_ahead_kb 128
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on property:sys.boot_completed=1
trigger enable-low-power
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setprop sys.io.scheduler bfq
on charger
# Offline all cores other than CPU0
write /sys/devices/system/cpu/cpu1/online 0
write /sys/devices/system/cpu/cpu2/online 0
write /sys/devices/system/cpu/cpu3/online 0
write /sys/devices/system/cpu/cpu4/online 0
write /sys/devices/system/cpu/cpu5/online 0
write /sys/devices/system/cpu/cpu6/online 0
write /sys/devices/system/cpu/cpu7/online 0
write /sys/module/lpm_levels/parameters/sleep_disabled 0
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor powersave
on property:init.svc.recovery=running
trigger enable-low-power