init.qcom.post_boot: initialize the tuning settings for bengal
perf/power tuning settings related sched and dcvs. Change-Id: Ife99c2a6e5e6160851a11c44f053aae445665faf
This commit is contained in:
Sanjeev Jakkilinki
Max Weffers
parent
4cfd0a8294
commit
6d9aa9ce2c
1 changed files with 129 additions and 0 deletions
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@ -3696,6 +3696,135 @@ case "$target" in
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esac
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case "$target" in
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"bengal")
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if [ -f /sys/devices/soc0/soc_id ]; then
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soc_id=`cat /sys/devices/soc0/soc_id`
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else
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soc_id=`cat /sys/devices/system/soc/soc0/id`
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fi
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case "$soc_id" in
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"417" )
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# Core control is temporarily disabled till bring up
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echo 0 > /sys/devices/system/cpu/cpu0/core_ctl/enable
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echo 4 > /sys/devices/system/cpu/cpu4/core_ctl/min_cpus
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# Core control parameters on big
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echo 40 > /sys/devices/system/cpu/cpu4/core_ctl/busy_down_thres
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echo 60 > /sys/devices/system/cpu/cpu4/core_ctl/busy_up_thres
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echo 100 > /sys/devices/system/cpu/cpu4/core_ctl/offline_delay_ms
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echo 4 > /sys/devices/system/cpu/cpu4/core_ctl/task_thres
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# Setting b.L scheduler parameters
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echo 67 > /proc/sys/kernel/sched_downmigrate
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echo 77 > /proc/sys/kernel/sched_upmigrate
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echo 85 > /proc/sys/kernel/sched_group_downmigrate
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echo 100 > /proc/sys/kernel/sched_group_upmigrate
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# cpuset settings
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echo 0-3 > /dev/cpuset/background/cpus
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echo 0-3 > /dev/cpuset/system-background/cpus
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# configure governor settings for little cluster
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echo "schedutil" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
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echo 0 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/up_rate_limit_us
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echo 0 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/down_rate_limit_us
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echo 1305600 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/hispeed_freq
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echo 614400 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq
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echo 0 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/rtg_boost_freq
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# configure governor settings for big cluster
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echo "schedutil" > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor
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echo 0 > /sys/devices/system/cpu/cpu4/cpufreq/schedutil/up_rate_limit_us
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echo 0 > /sys/devices/system/cpu/cpu4/cpufreq/schedutil/down_rate_limit_us
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echo 1401600 > /sys/devices/system/cpu/cpu4/cpufreq/schedutil/hispeed_freq
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echo 1056000 > /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq
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echo 0 > /sys/devices/system/cpu/cpu4/cpufreq/schedutil/rtg_boost_freq
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echo 1 > /proc/sys/kernel/sched_walt_rotate_big_tasks
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# sched_load_boost as -6 is equivalent to target load as 85. It is per cpu tunable.
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echo -6 > /sys/devices/system/cpu/cpu0/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu1/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu2/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu3/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu4/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu5/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu6/sched_load_boost
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echo -6 > /sys/devices/system/cpu/cpu7/sched_load_boost
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echo 85 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/hispeed_load
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echo 85 > /sys/devices/system/cpu/cpu4/cpufreq/schedutil/hispeed_load
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# Set Memory parameters
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configure_memory_parameters
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# Enable bus-dcvs
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ddr_type=`od -An -tx /proc/device-tree/memory/ddr_device_type`
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ddr_type4="07"
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ddr_type3="05"
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for device in /sys/devices/platform/soc
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do
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for cpubw in $device/*cpu-cpu-ddr-bw/devfreq/*cpu-cpu-ddr-bw
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do
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echo "bw_hwmon" > $cpubw/governor
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echo 50 > $cpubw/polling_interval
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echo 762 > $cpubw/min_freq
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if [ ${ddr_type:4:2} == $ddr_type4 ]; then
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# LPDDR4
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echo "2288 3440 4173 5195 5859 7759 10322 11863 13763" > $cpubw/bw_hwmon/mbps_zones
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echo 85 > $cpubw/bw_hwmon/io_percent
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fi
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if [ ${ddr_type:4:2} == $ddr_type3 ]; then
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# LPDDR3
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echo "1525 3440 5195 5859 7102" > $cpubw/bw_hwmon/mbps_zones
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echo 34 > $cpubw/bw_hwmon/io_percent
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fi
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echo 4 > $cpubw/bw_hwmon/sample_ms
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echo 90 > $cpubw/bw_hwmon/decay_rate
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echo 190 > $cpubw/bw_hwmon/bw_step
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echo 20 > $cpubw/bw_hwmon/hist_memory
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echo 0 > $cpubw/bw_hwmon/hyst_length
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echo 80 > $cpubw/bw_hwmon/down_thres
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echo 0 > $cpubw/bw_hwmon/guard_band_mbps
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echo 250 > $cpubw/bw_hwmon/up_scale
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echo 1600 > $cpubw/bw_hwmon/idle_mbps
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done
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for memlat in $device/*cpu*-lat/devfreq/*cpu*-lat
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do
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echo "mem_latency" > $memlat/governor
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echo 10 > $memlat/polling_interval
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echo 400 > $memlat/mem_latency/ratio_ceil
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done
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for latfloor in $device/*cpu*-ddr-latfloor*/devfreq/*cpu-ddr-latfloor*
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do
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echo "compute" > $latfloor/governor
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echo 10 > $latfloor/polling_interval
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done
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done
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# colcoation v3 disabled
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echo 0 > /proc/sys/kernel/sched_min_task_util_for_boost
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echo 0 > /proc/sys/kernel/sched_min_task_util_for_colocation
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# Turn off scheduler boost at the end
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echo 0 > /proc/sys/kernel/sched_boost
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# Turn off sleep modes till bring up
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# sleep modes to be enabled after bring up
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echo 1 > /sys/module/lpm_levels/parameters/sleep_disabled
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;;
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esac
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;;
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esac
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case "$target" in
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"qcs605")
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