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on boot
# add a cpuset for the camera daemon
# we want all the little cores for camera
mkdir /dev/cpuset/camera-daemon
chown system system /dev/cpuset/camera-daemon
chown system system /dev/cpuset/camera-daemon/tasks
chmod 0664 /dev/cpuset/camera-daemon/tasks
# update foreground cpuset now that processors are up
# reserve CPU 4 for the top app
write /dev/cpuset/foreground/cpus 0-3,5-7
write /dev/cpuset/foreground/boost/cpus 0-3
write /dev/cpuset/background/cpus 4
write /dev/cpuset/system-background/cpus 5-7
write /dev/cpuset/top-app/cpus 0-7
write /dev/cpuset/camera-daemon/cpus 4-7
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
write /proc/sys/kernel/sched_ravg_window 20000000
# HMP Task packing settings
write /proc/sys/kernel/sched_small_task 20
write /sys/devices/system/cpu/cpu0/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu1/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu2/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu3/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu4/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu5/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu6/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu7/sched_mostly_idle_load 30
write /sys/devices/system/cpu/cpu0/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu1/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu2/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu3/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu4/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu5/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu6/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu7/sched_mostly_idle_nr_run 3
write /sys/devices/system/cpu/cpu0/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu1/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu2/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu3/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu4/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu5/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu6/sched_prefer_idle 0
write /sys/devices/system/cpu/cpu7/sched_prefer_idle 0
write /sys/class/devfreq/qcom,mincpubw.53/governor "cpufreq"
write /sys/class/devfreq/qcom,cpubw.52/governor "bw_hwmon"
write /sys/class/devfreq/qcom,cpubw.52/bw_hwmon/io_percent 20
write /sys/class/devfreq/qcom,cpubw.52/bw_hwmon/guard_band_mbps 30
write /sys/class/devfreq/qcom,gpubw.39/governor "bw_hwmon"
write /sys/class/devfreq/qcom,gpubw.39/bw_hwmon/io_percent 40
# disable thermal & BCL core_control to update interactive gov settings
write /sys/module/msm_thermal/core_control/enabled 0
write /sys/devices/soc.0/qcom,bcl.58/mode "disable"
write /sys/devices/soc.0/qcom,bcl.58/hotplug_mask 0
write /sys/devices/soc.0/qcom,bcl.58/hotplug_soc_mask 0
write /sys/devices/soc.0/qcom,bcl.58/mode "enable"
# 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 1113600:39000"
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 1113600
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 1113600:90 1344000:80"
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/min_sample_time 40000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/sampling_down_factor 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 806400
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/io_is_busy 0
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/target_loads "1 800000:90"
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/min_sample_time 40000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/sampling_down_factor 40000
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq 800000
# re-enable thermal & BCL core_control now
write /sys/module/msm_thermal/core_control/enabled 1
write /sys/devices/soc.0/qcom,bcl.58/mode "disable"
write /sys/devices/soc.0/qcom,bcl.58/hotplug_mask 12
write /sys/devices/soc.0/qcom,bcl.58/hotplug_soc_mask 15
write /sys/devices/soc.0/qcom,bcl.58/mode "enable"
# Bring up 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 LPM Prediction
write /sys/module/lpm_levels/parameters/lpm_prediction 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
# Input boost config
write /sys/module/cpu_boost/parameters/input_boost_freq 960000
write /sys/module/cpu_boost/parameters/input_boost_ms 40
# Enable core control
write /sys/devices/system/cpu/cpu0/core_ctl/min_cpus 0
write /sys/devices/system/cpu/cpu0/core_ctl/max_cpus 4
write /sys/devices/system/cpu/cpu0/core_ctl/busy_up_thres 72
write /sys/devices/system/cpu/cpu0/core_ctl/busy_down_thres 28
write /sys/devices/system/cpu/cpu0/core_ctl/offline_delay_ms 100
write /sys/devices/system/cpu/cpu0/core_ctl/is_big_cluster 1
write /sys/devices/system/cpu/cpu0/core_ctl/task_thres 4
# RPS
write /sys/class/net/rmnet_ipa0/queues/rx-0/rps_cpus "f0"
# 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
# Process reclaim
write /sys/module/process_reclaim/parameters/enable_process_reclaim 1
write /sys/module/process_reclaim/parameters/pressure_min 10
write /sys/module/process_reclaim/parameters/per_swap_size 1024
write /sys/module/process_reclaim/parameters/pressure_max 70
write /sys/module/process_reclaim/parameters/swap_opt_eff 30
rm /data/system/perfd/default_values
start perfd
on class_start:late_start
trigger enable-low-power
on property:init.svc.recovery=running
trigger enable-low-power
on property:dev.bootcomplete=1
setprop sys.io.scheduler "bfq"
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