1bf81188cb
* Block the bluetooth radio on startup if it's disabled. * Block the WIFI radio if it's disabled. * Add powertop package.
125 lines
2.9 KiB
Bash
Executable file
125 lines
2.9 KiB
Bash
Executable file
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2022-present Fewtarius (https://github.com/fewtarius)
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###
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### Normally this would be a udev rule, but some devices like the AyaNeo Air
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### do not properly report the applied power state to udev, and we can't use
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### inotifyd to watch the status in /sys.
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###
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. /etc/profile
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DEBUG=false
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performance_level() {
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for card in /sys/class/drm/card*/device/power_dpm_force_performance_level
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do
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if [ -e "${card}" ]
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then
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echo ${1} >${card} 2>/dev/null
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fi
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done
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}
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power_dpm_state() {
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for card in /sys/class/drm/card*/device/power_dpm_state
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do
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if [ -e "${card}" ]
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then
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echo ${1} >${card} 2>/dev/null
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fi
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done
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}
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pcie_aspm_policy() {
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if [ -e "/sys/module/pcie_aspm/parameters/policy" ]
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then
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echo ${1} >/sys/module/pcie_aspm/parameters/policy 2>/dev/null
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fi
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}
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perftune() {
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CPU="$(awk '/vendor_id/ {print $3;exit}' /proc/cpuinfo)"
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if [ "${CPU}" = "AuthenticAMD" ]
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then
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if [ "${1}" = "battery" ]
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then
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ryzenadj --power-saving >/dev/null 2>&1
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else
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ryzenadj --max-performance >/dev/null 2>&1
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fi
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elif [ "${CPU}" = "GenuineIntel" ]
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then
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for policy in $(find /sys/devices/system/cpu/cpufreq/policy*/ -name energy_performance_preference)
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do
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if [ "${1}" = "battery" ]
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then
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echo power >${policy} >/dev/null 2>&1
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else
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echo performance >${policy} >/dev/null 2>&1
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fi
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done
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fi
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}
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audio_powersave() {
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if [ -e "/sys/module/snd_hda_intel/parameters/power_save" ]
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then
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echo ${1} >/sys/module/snd_hda_intel/parameters/power_save 2>/dev/null
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fi
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}
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device_powersave() {
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case ${1} in
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1)
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PSMODE=auto
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;;
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*)
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PSMODE=on
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;;
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esac
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for DEVICE in $(find /sys/devices -name control 2>/dev/null)
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do
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echo ${PSMODE} >${DEVICE} 2>/dev/null
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done
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}
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while true
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do
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STATUS="$(cat /sys/class/power_supply/{BAT*,bat*}/status 2>/dev/null)"
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${DEBUG} && echo "Status: ${STATUS}"
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if [ ! "${STATUS}" = "${CURRENT_MODE}" ]
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then
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${DEBUG} && echo "Status changed."
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case ${STATUS} in
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Disch*)
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/usr/bin/logger -t user.notice "Switching to battery mode."
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if [ "$(get_setting gpu.powersave)" = 1 ]
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then
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audio_powersave 1
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perftune battery
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performance_level low
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power_dpm_state battery
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pcie_aspm_policy powersave
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device_powersave 1
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fi
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;;
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*)
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/usr/bin/logger -t user.notice "Switching to performance mode."
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if [ "$(get_setting gpu.powersave)" = 1 ]
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then
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audio_powersave 0
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perftune performance
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performance_level profile_peak
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power_dpm_state performance
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pcie_aspm_policy default
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device_powersave 0
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fi
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;;
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esac
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fi
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CURRENT_MODE="${STATUS}"
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${DEBUG} && echo "Current Mode: ${CURRENT_MODE}"
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sleep 2
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done
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