distribution/packages/hardware/quirks/devices/Anbernic RG552/bin/fancontrol
2023-10-23 22:53:27 +00:00

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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2023-present - The JELOS Project (https://github.com/JustEnoughLinuxOS) (https://github.com/fewtarius)
. /etc/profile
DEBUG=false
COOLING_PROFILE=$(get_setting "cooling.profile")
FAN_PWM="${DEVICE_PWM_FAN}"
log $0 "Setting profile to ${COOLING_PROFILE}"
function set_control() {
log $0 "Set fan control to ${1}"
if [ -e "${DEVICE_PWM_FAN}_enable" ]
then
echo ${1} >${DEVICE_PWM_FAN}_enable
fi
}
trap "set_control 0 && exit 0" SIGHUP SIGINT SIGQUIT SIGABRT
if [ -e "/storage/.config/fancontrol.conf" ] && [ "${COOLING_PROFILE}" = "custom" ]
then
log $0 "Loading configuration file" 2>/dev/null
source /storage/.config/fancontrol.conf
if [ ! $? = 0 ]
then
WARN="Custom fan profile could not be loaded, defaulting to auto."
log $0 "${WARN}"
COOLING_PROFILE="auto"
set_setting cooling.profile auto
fi
fi
if [ ! "${COOLING_PROFILE}" = "custom" ]
then
if [ "${COOLING_PROFILE}" = "aggressive" ]
then
SPEEDS=(255 225 195)
TEMPS=(55000 45000 0)
elif [ "${COOLING_PROFILE}" = "moderate" ]
then
SPEEDS=(255 192 128 96)
TEMPS=(65000 55000 45000 0)
elif [ "${COOLING_PROFILE}" = "quiet" ]
then
# Quiet.
SPEEDS=(255 192 128 96 64 48 32)
TEMPS=(70000 60000 55000 50000 49000 47000 0)
else
# auto
set_control 0 >/dev/null 2>&1
exit 0
fi
fi
log $0 "Enabling fan control."
set_control 1 >/dev/null 2>&1
while true
do
INDEX=0
CPU_TEMP=$(printf "%.0f" $(awk '{ total += $1; count++ } END { print total/count }' ${DEVICE_TEMP_SENSOR}))
$DEBUG && log $0 "CPU TEMP: ${CPU_TEMP}" 2>/dev/null
for TEMP in "${TEMPS[@]}"
do
if (( "${CPU_TEMP}" > "${TEMP}" )) && \
[ ! "${LASTSPEED}" = "${SPEEDS[${INDEX}]}" ]
then
$DEBUG && log $0 "Setting PWM FAN to ${SPEEDS[${INDEX}]} (${TEMP})" 2>/dev/null
echo ${SPEEDS[${INDEX}]} >${FAN_PWM}
LASTSPEED=${SPEEDS[${INDEX}]}
break
fi
INDEX=$(( $INDEX + 1 ))
done
sleep 2
done
log $0 "Disabling fan control."
set_control 0 >/dev/null 2>&1