android_device_qcom_common/rootdir/etc/init.qcom.ssr.sh

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#!/system/bin/sh
# Copyright (c) 2013, 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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.
#
ssr_str="$1"
IFS=,
ssr_array=($ssr_str)
declare -i ssr_status=0
for num in "${!ssr_array[@]}"
do
case "${ssr_array[$num]}" in
"subsys0")
ssr_status=$ssr_status+1
;;
"subsys1")
ssr_status=$ssr_status+2
;;
"subsys2")
ssr_status=$ssr_status+4
;;
"subsys3")
ssr_status=$ssr_status+8
;;
"3")
ssr_status=$ssr_status+16
;;
"riva")
ssr_status=$ssr_status+32
;;
esac
done
if [ $((ssr_status & 1)) == 1 ]; then
echo "related" > /sys/bus/msm_subsys/devices/subsys0/restart_level
else
echo "system" > /sys/bus/msm_subsys/devices/subsys0/restart_level
fi
if [ $((ssr_status & 2)) == 2 ]; then
echo "related" > /sys/bus/msm_subsys/devices/subsys1/restart_level
else
echo "system" > /sys/bus/msm_subsys/devices/subsys1/restart_level
fi
if [ $((ssr_status & 4)) == 4 ]; then
echo "related" > /sys/bus/msm_subsys/devices/subsys2/restart_level
else
echo "system" > /sys/bus/msm_subsys/devices/subsys2/restart_level
fi
if [ $((ssr_status & 8)) == 8 ]; then
echo "related" > /sys/bus/msm_subsys/devices/subsys3/restart_level
else
echo "system" > /sys/bus/msm_subsys/devices/subsys3/restart_level
fi
if [ $((ssr_status & 16)) == 16 ]; then
echo 3 > /sys/module/subsystem_restart/parameters/restart_level
else
echo 1 > /sys/module/subsystem_restart/parameters/restart_level
fi
if [ $((ssr_status & 32)) == 32 ]; then
echo 1 > /sys/module/wcnss_ssr_8960/parameters/enable_riva_ssr
else
echo 0 > /sys/module/wcnss_ssr_8960/parameters/enable_riva_ssr
fi