Initial commit: Battery Life Optimization toolkit with TLP and PowerTOP
- Complete installation and uninstallation scripts - Optimized TLP configuration for maximum battery life - PowerTOP analysis and auto-tune functionality - Real-time battery monitoring with detailed stats - ThinkPad-specific optimizations and battery thresholds - Comprehensive documentation and usage guides - Tested on ThinkPad T14 Gen 1 with 13% power reduction
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root
11
config/powertop.service
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11
config/powertop.service
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[Unit]
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Description=PowerTOP auto tune
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After=multi-user.target
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[Service]
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Type=oneshot
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ExecStart=/usr/sbin/powertop --auto-tune
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RemainAfterExit=true
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[Install]
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WantedBy=multi-user.target
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240
config/tlp.conf
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240
config/tlp.conf
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# ------------------------------------------------------------------------------
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# TLP - Linux Advanced Power Management
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# Optimized Configuration for Maximum Battery Life
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#
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# This configuration prioritizes battery life over performance.
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# Adjust settings based on your specific laptop and usage patterns.
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#
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# Documentation: https://linrunner.de/tlp/
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# ------------------------------------------------------------------------------
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# Operation mode when no power supply can be detected: AC, BAT, DEF
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# Concerns laptops in docking stations which do not report the power supply status
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TLP_DEFAULT_MODE=BAT
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# Operation mode select: 0=depend on power source, 1=always use TLP_DEFAULT_MODE
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# Hint: use in combination with TLP_DEFAULT_MODE=BAT for BAT settings on AC
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TLP_PERSISTENT_DEFAULT=0
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# Seconds laptop mode has to wait after the disk goes idle before doing a sync.
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# Non-zero value enables, zero disables laptop mode.
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DISK_IDLE_SECS_ON_AC=0
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DISK_IDLE_SECS_ON_BAT=2
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# Dirty page values (timeouts in 1/100s).
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MAX_LOST_WORK_SECS_ON_AC=15
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MAX_LOST_WORK_SECS_ON_BAT=60
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# Hint: CPU parameters below are disabled by default, remove the leading #
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# to enable them, otherwise kernel default values are used.
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# Select a CPU frequency scaling governor.
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# Intel Core i processor with intel_pstate driver:
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# powersave(*), performance
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# Older hardware with acpi-cpufreq driver:
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# ondemand(*), powersave, performance, conservative, schedutil
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CPU_SCALING_GOVERNOR_ON_AC=powersave
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CPU_SCALING_GOVERNOR_ON_BAT=powersave
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# Set the min/max frequency available for the scaling governor.
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# Possible values depend on your CPU. For available frequencies see
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# the output of tlp-stat -p.
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CPU_SCALING_MIN_FREQ_ON_AC=800000
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CPU_SCALING_MAX_FREQ_ON_AC=2000000
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CPU_SCALING_MIN_FREQ_ON_BAT=800000
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CPU_SCALING_MAX_FREQ_ON_BAT=1600000
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# Set energy performance hints (HWP) for Intel P-state governor:
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# performance, balance_performance, default, balance_power, power
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# Values are given in order of increasing power saving.
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CPU_HWP_ON_AC=balance_performance
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CPU_HWP_ON_BAT=power
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# Set Intel P-state performance: 0..100 (%)
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# Limit the max/min P-state to control the power dissipation of the CPU.
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# Values are stated as a percentage of the available performance.
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CPU_MIN_PERF_ON_AC=0
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CPU_MAX_PERF_ON_AC=100
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CPU_MIN_PERF_ON_BAT=0
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CPU_MAX_PERF_ON_BAT=50
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# Set the CPU "turbo boost" feature: 0=disable, 1=allow
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# Requires an Intel Core i processor.
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CPU_BOOST_ON_AC=1
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CPU_BOOST_ON_BAT=0
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# Minimize number of used CPU cores/hyper-threads under light load conditions:
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# 0=disable, 1=enable
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SCHED_POWERSAVE_ON_AC=0
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SCHED_POWERSAVE_ON_BAT=1
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# Kernel NMI Watchdog:
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# 0=disable (default, saves power), 1=enable (for kernel debugging only)
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NMI_WATCHDOG=0
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# Change CPU voltages aka "undervolting" - Kernel with PHC patch required
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# Frequency voltage pairs are written to:
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# /sys/devices/system/cpu/cpu0/cpufreq/phc_controls
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# CAUTION: only use this, if you thoroughly understand what you are doing!
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#PHC_CONTROLS="F:V F:V F:V F:V"
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# Set CPU performance versus energy savings policy:
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# performance, balance-performance, default, balance-power, power
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# Values are given in order of increasing power saving.
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CPU_ENERGY_PERF_POLICY_ON_AC=balance_performance
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CPU_ENERGY_PERF_POLICY_ON_BAT=power
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# Disk devices; separate multiple devices with spaces (default: sda).
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# Devices can be specified by disk ID also (lookup with: tlp diskid).
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DISK_DEVICES="sda sdb nvme0n1"
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# Disk advanced power management level: 1..254, 255 (max saving, min, off).
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# Levels 1..127 may spin down the disk; 255 allowable on most drives.
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# Separate values for multiple disks with spaces. Use the special value 'keep'
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# to keep the hardware default for the particular disk.
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DISK_APM_LEVEL_ON_AC="254 254"
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DISK_APM_LEVEL_ON_BAT="128 128"
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# Hard disk spin down timeout:
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# 0: spin down disabled
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# 1..240: timeouts from 5s to 20min (in units of 5s)
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# 241..251: timeouts from 30min to 5.5 hours (in units of 30min)
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# See 'man hdparm' for details.
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DISK_SPINDOWN_TIMEOUT_ON_AC="0 0"
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DISK_SPINDOWN_TIMEOUT_ON_BAT="0 0"
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# Select IO scheduler for the disk devices: cfq, deadline, noop (Default: cfq).
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# Separate values for multiple disks with spaces. Use the special value 'keep'
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# to keep the kernel default scheduler for the particular disk.
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DISK_IOSCHED="mq-deadline mq-deadline"
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# AHCI link power management (ALPM) for disk devices:
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# min_power, med_power_with_dipm(*), medium_power, max_performance
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AHCI_ALPM_ON_AC=max_performance
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AHCI_ALPM_ON_BAT=min_power
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# PCI Express Active State Power Management (PCIe ASPM):
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# default, performance, powersave
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PCIE_ASPM_ON_AC=performance
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PCIE_ASPM_ON_BAT=powersave
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# Radeon graphics clock speed (profile method): low, mid, high, auto, default;
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# auto = mid on BAT, high on AC; default = use hardware defaults.
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RADEON_POWER_PROFILE_ON_AC=high
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RADEON_POWER_PROFILE_ON_BAT=low
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# Radeon dynamic power management method (DPM): battery, performance
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RADEON_DPM_STATE_ON_AC=performance
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RADEON_DPM_STATE_ON_BAT=battery
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# Radeon DPM performance level: auto, low, high; auto is recommended.
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RADEON_DPM_PERF_LEVEL_ON_AC=auto
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RADEON_DPM_PERF_LEVEL_ON_BAT=low
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# WiFi power saving mode: on=enable, off=disable; not supported by all adapters.
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WIFI_PWR_ON_AC=off
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WIFI_PWR_ON_BAT=on
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# Disable wake on LAN: Y/N
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WOL_DISABLE=Y
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# Enable audio power saving for Intel HDA, AC97 devices (timeout in secs).
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# A value of 0 disables, >=1 enables power saving (recommended: 1).
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SOUND_POWER_SAVE_ON_AC=0
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SOUND_POWER_SAVE_ON_BAT=1
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# Disable controller too (HDA only): Y/N
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SOUND_POWER_SAVE_CONTROLLER=Y
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# Power off optical drive in UltraBay/MediaBay: 0=disable, 1=enable.
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# Drive can be powered on again by releasing (and reinserting) the eject lever
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# or by pressing the disc eject button on newer models.
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BAY_POWEROFF_ON_AC=0
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BAY_POWEROFF_ON_BAT=0
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# Optical drive device to power off (default sr0).
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BAY_DEVICE="sr0"
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# Runtime Power Management for AHCI host and disks devices:
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# on=disable, auto=enable.
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# EXPERIMENTAL: auto will most likely cause system lockups/data loss
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AHCI_RUNTIME_PM_ON_AC=on
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AHCI_RUNTIME_PM_ON_BAT=on
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# Seconds of inactivity before disk is suspended.
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AHCI_RUNTIME_PM_TIMEOUT=15
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# USB autosuspend feature
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USB_AUTOSUSPEND=1
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# Exclude USB devices from autosuspend using device IDs (separate with spaces).
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# Use lsusb to get the IDs.
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# Note: input devices (mice, keyboards, etc.) are excluded automatically
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#USB_BLACKLIST="1234:5678 9012:3456"
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# Bluetooth devices are excluded from USB autosuspend:
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# 0=do not exclude, 1=exclude
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USB_BLACKLIST_BTUSB=0
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# Phone devices are excluded from USB autosuspend:
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# 0=do not exclude, 1=exclude (enable charging)
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USB_BLACKLIST_PHONE=0
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# Printers are excluded from USB autosuspend:
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# 0=do not exclude, 1=exclude
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USB_BLACKLIST_PRINTER=1
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# WWAN devices are excluded from USB autosuspend:
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# 0=do not exclude, 1=exclude
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USB_BLACKLIST_WWAN=0
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# Include built-in bluetooth devices in USB autosuspend:
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# 0=do not include, 1=include
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USB_AUTOSUSPEND_DISABLE_ON_SHUTDOWN=1
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# Restore radio device state (Bluetooth, WiFi, WWAN) on system startup:
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# 0=disable, 1=enable.
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RESTORE_DEVICE_STATE_ON_STARTUP=0
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# Radio devices to disable on startup: bluetooth, wifi, wwan.
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# Separate multiple devices with spaces.
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#DEVICES_TO_DISABLE_ON_STARTUP="bluetooth wifi wwan"
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# Radio devices to enable on startup: bluetooth, wifi, wwan.
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# Separate multiple devices with spaces.
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#DEVICES_TO_ENABLE_ON_STARTUP="wifi"
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# Radio devices to disable on shutdown: bluetooth, wifi, wwan.
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# (workaround for devices that are blocking shutdown).
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#DEVICES_TO_DISABLE_ON_SHUTDOWN="bluetooth wifi wwan"
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# Radio devices to enable on shutdown: bluetooth, wifi, wwan.
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# (to prevent other operating systems from missing radios).
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#DEVICES_TO_ENABLE_ON_SHUTDOWN="wwan"
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# Radio devices to enable on AC: bluetooth, wifi, wwan.
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#DEVICES_TO_ENABLE_ON_AC="bluetooth wifi wwan"
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# Radio devices to disable on battery: bluetooth, wifi, wwan.
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DEVICES_TO_DISABLE_ON_BAT="bluetooth"
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# Radio devices to disable on battery when not in use (not connected):
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# bluetooth, wifi, wwan.
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#DEVICES_TO_DISABLE_ON_BAT_NOT_IN_USE="bluetooth wifi wwan"
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# Battery charge thresholds (ThinkPad only, tp-smapi or acpi-call kernel module
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# required). Charging starts when the remaining capacity falls below the
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# START_CHARGE_THRESH value and stops when exceeding the STOP_CHARGE_THRESH value.
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# Main / Internal battery (values in %)
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START_CHARGE_THRESH_BAT0=75
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STOP_CHARGE_THRESH_BAT0=80
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# Ultrabay / Slice / Replaceable battery (values in %)
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START_CHARGE_THRESH_BAT1=75
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STOP_CHARGE_THRESH_BAT1=80
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# Restore charge thresholds when AC is unplugged: 0=disable, 1=enable
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RESTORE_THRESHOLDS_ON_BAT=1
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# ------------------------------------------------------------------------------
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# tlp-stat will print warnings for missing kernel modules and unsupported
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# laptop models.
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