/
init.angler.power.sh
executable file
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/
init.angler.power.sh
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#!/system/bin/sh
################################################################################
# helper functions to allow Android init like script
function write() {
echo -n $2 > $1
}
function copy() {
cat $1 > $2
}
function get-set-forall() {
for f in $1 ; do
cat $f
write $f $2
done
}
################################################################################
# disable thermal bcl hotplug to switch governor
write /sys/module/msm_thermal/core_control/enabled 0
get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode disable
bcl_hotplug_mask=`get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_mask 0`
bcl_hotplug_soc_mask=`get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_soc_mask 0`
get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode enable
# some files in /sys/devices/system/cpu are created after the restorecon of
# /sys/. These files receive the default label "sysfs".
# Restorecon again to give new files the correct label.
restorecon -R /sys/devices/system/cpu
# ensure at most one A57 is online when thermal hotplug is disabled
write /sys/devices/system/cpu/cpu5/online 0
write /sys/devices/system/cpu/cpu6/online 0
write /sys/devices/system/cpu/cpu7/online 0
# Best effort limiting for first time boot if msm_performance module is absent
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq 960000
# Limit A57 max freq from msm_perf module in case CPU 4 is offline
write /sys/module/msm_performance/parameters/cpu_max_freq "4:960000 5:960000 6:960000 7:960000"
# configure governor settings for little cluster
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor interactive
restorecon -R /sys/devices/system/cpu # must restore after interactive
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq 384000
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq 1555200
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/go_hispeed_load 93
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/above_hispeed_delay "0 600000:19000 672000:20000 960000:24000 1248000:38000"
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/timer_rate 50000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/hispeed_freq 600000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/timer_slack 380000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/target_loads "29 384000:88 600000:90 672000:92 960000:93 1248000:98"
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/min_sample_time 60000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/boost 0
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/align_windows 1
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_migration_notif 1
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_sched_load 0
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/max_freq_hysteresis 0
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/boostpulse_duration 0
# online CPU4
write /sys/devices/system/cpu/cpu4/online 1
# configure governor settings for big cluster
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor interactive
restorecon -R /sys/devices/system/cpu # must restore after interactive
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq 384000
write /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq 1958400
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/go_hispeed_load 150
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/above_hispeed_delay "20000 960000:40000 1248000:30000"
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/timer_rate 60000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/hispeed_freq 960000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/target_loads 98
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/min_sample_time 60000
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/boost 0
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/align_windows 1
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/use_migration_notif 1
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/use_sched_load 0
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/max_freq_hysteresis 0
write /sys/devices/system/cpu/cpu4/cpufreq/interactive/boostpulse_duration 0
# restore A57's max
copy /sys/devices/system/cpu/cpu4/cpufreq/cpuinfo_max_freq /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq
# plugin remaining A57s
write /sys/devices/system/cpu/cpu5/online 1
write /sys/devices/system/cpu/cpu6/online 1
write /sys/devices/system/cpu/cpu7/online 1
# Restore CPU 4 max freq from msm_performance
write /sys/module/msm_performance/parameters/cpu_max_freq "4:4294967295 5:4294967295 6:4294967295 7:4294967295"
# input boost configuration
write /sys/module/cpu_boost/parameters/input_boost_enabled 1
write /sys/module/cpu_boost/parameters/boost_ms 40
write /sys/module/cpu_boost/parameters/input_boost_freq "0:600000 1:600000 2:600000 3:600000 4:960000 5:960000 6:960000 7:960000"
write /sys/module/cpu_boost/parameters/input_boost_ms 300
write /sys/module/cpu_boost/parameters/load_based_syncs Y
write /sys/module/cpu_boost/parameters/migration_load_threshold 15
write /sys/module/cpu_boost/parameters/sync_threshold 1248000
# Setting B.L scheduler parameters
write /proc/sys/kernel/sched_migration_fixup 1
write /proc/sys/kernel/sched_upmigrate 95
write /proc/sys/kernel/sched_downmigrate 85
write /proc/sys/kernel/sched_freq_inc_notify 400000
write /proc/sys/kernel/sched_freq_dec_notify 400000
# android background processes are set to nice 10. Never schedule these on the a57s.
write /proc/sys/kernel/sched_upmigrate_min_nice 9
get-set-forall /sys/class/devfreq/qcom,cpubw*/governor bw_hwmon
# Disable sched_boost
write /proc/sys/kernel/sched_boost 0
# Enable fingerprint boost
write /sys/kernel/fp_boost/enabled 1
# Set I/O Scheduler tweaks
write /sys/block/mmcblk0/queue/scheduler maple
write /sys/block/mmcblk0/queue/read_ahead_kb 512
write /sys/block/mmcblk0/queue/iosched/writes_starved 4
write /sys/block/mmcblk0/queue/iosched/fifo_batch 16
write /sys/block/mmcblk0/queue/iosched/sync_read_expire 350
write /sys/block/mmcblk0/queue/iosched/sync_write_expire 550
write /sys/block/mmcblk0/queue/iosched/async_read_expire 250
write /sys/block/mmcblk0/queue/iosched/async_write_expire 450
write /sys/block/mmcblk0/queue/iosched/sleep_latency_multiple 10
# Disable some wakelocks
write /sys/module/wakeup/parameters/enable_wlan_rx_wake_ws 0
write /sys/module/wakeup/parameters/enable_wlan_ctrl_wake_ws 0
write /sys/module/wakeup/parameters/enable_wlan_wake_ws 0
write /sys/module/wakeup/parameters/enable_msm_hsic_ws 0
write /sys/module/wakeup/parameters/enable_qcom_rx_wakelock_ws 0
write /sys/module/wakeup/parameters/enable_netlink_ws 0
write /sys/module/wakeup/parameters/enable_ipa_ws 0
write /sys/module/wakeup/parameters/enable_timerfd_ws 0
# Backlight dimmer
write /sys/module/mdss_fb/parameters/backlight_dimmer 1
# Wakelock dividers
write /sys/module/bcmdhd/parameters/wlrx_divide 8
write /sys/module/bcmdhd/parameters/wlctrl_divide 8
# Don't treat storage as rotational
write /sys/block/mmcblk0/queue/rotational 0
# re-enable thermal and BCL hotplug
write /sys/module/msm_thermal/core_control/enabled 1
get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode disable
get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_mask $bcl_hotplug_mask
get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_soc_mask $bcl_hotplug_soc_mask
get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode enable
# change GPU initial power level from 305MHz(level 4) to 180MHz(level 5) for power savings
write /sys/class/kgsl/kgsl-3d0/default_pwrlevel 5