Void Linux & ThinkPad

CONFIG_THINKPAD_ACPI=m
CONFIG_THINKPAD_ACPI_ALSA_SUPPORT=y
CONFIG_THINKPAD_ACPI_VIDEO=y
CONFIG_THINKPAD_ACPI_HOTKEY_POLL=y
CONFIG_HID_LENOVO=m

    { keys = [ 166 ]; events = [ "key" ]; command = "${pkgs.mpc_cli}/bin/mpc pause"; }
    { keys = [ 164 ]; events = [ "key" ]; command = "${pkgs.mpc_cli}/bin/mpc play"; }
    { keys = [ 165 ]; events = [ "key" ]; command = "${pkgs.mpc_cli}/bin/mpc prev"; }
    { keys = [ 163 ]; events = [ "key" ]; command = "${pkgs.mpc_cli}/bin/mpc next"; }

{ keys = [ 113 ]; events = [ "key" ]; command = "${pkgs.alsaUtils}/bin/amixer -q set Master toggle"; }

#!/bin/bash
YOUR_USERNAME="youusername"
# Set the static increment value.  Keep in mind that this will 
# be done twice.
IncVal=50
# Get the Maximum value for use.
#MaxVal=$(cat /sys/class/backlight/intel_backlight/max_brightness); 
read -r MaxVal < "/sys/class/backlight/intel_backlight/max_brightness"
# Get the current brightness value.
#CurrVal=$(cat /sys/class/backlight/intel_backlight/brightness);
read -r CurrVal < "/sys/class/backlight/intel_backlight/brightness"
# Set the new value minus the decrement value.
NewVal=$(($CurrVal + $IncVal));
# Set it to the threshold of the max value. 
ThresholdVal=$(($NewVal<$MaxVal?$NewVal:$MaxVal)) 
# Set the new value directly. 
echo -n $ThresholdVal > /sys/class/backlight/intel_backlight/brightness 
su $YOUR_USERNAME -c 'DISPLAY=":0.0" notify-send -t 50 \
    -i video-display "Brightness +50"'

#!/bin/bash
YOUR_USERNAME="master"
amixer sset Master 5%+
su $YOUR_USERNAME -c 'DISPLAY=":0.0" notify-send -t 50 \
    -i audio-speakers "Volume UP"'

#!/bin/sh
if grep closed /proc/acpi/button/lid/LID/state >/dev/null ; then
    echo mem > /sys/power/state
else
    exit 0
fi