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device_samsung_sm7125-common/rootdir/bin/init.qti.dcvs.sh

56 lines
2.4 KiB

#! /vendor/bin/sh
#
# Copyright (c) 2020, The Linux Foundation. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
# * Neither the name of The Linux Foundation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
for device in /sys/devices/platform/soc
do
#Enable mem_latency governor for L3, LLCC, and DDR scaling
for memlat in $device/*cpu*-lat/devfreq/*cpu*-lat
do
echo "mem_latency" > $memlat/governor
echo 10 > $memlat/polling_interval
echo 400 > $memlat/mem_latency/ratio_ceil
done
#Enable cdspl3 governor for L3 cdsp nodes
for l3cdsp in $device/*cdsp-cdsp-l3-lat/devfreq/*cdsp-cdsp-l3-lat
do
echo "cdspl3" > $l3cdsp/governor
done
#Gold L3 ratio ceil
echo 4000 > /sys/class/devfreq/soc:qcom,cpu6-cpu-l3-lat/mem_latency/ratio_ceil
#Enable compute governor for gold latfloor
for latfloor in $device/*cpu*-ddr-latfloor*/devfreq/*cpu-ddr-latfloor*
do
echo "compute" > $latfloor/governor
echo 10 > $latfloor/polling_interval
done
done;