SYSTEMD-BACKLIGHT@.SERVICEsystemd-backlight@.servSYSTEMD-BACKLIGHT@.SERVICE(8)NAME
systemd-backlight@.service, systemd-backlight - Load and save the
display backlight brightness at boot and shutdown
SYNOPSIS
systemd-backlight@.service
/usr/lib/systemd/systemd-backlight
DESCRIPTION
systemd-backlight@.service is a service that restores the display
backlight brightness at early boot and saves it at shutdown. On disk,
the backlight brightness is stored in /var/lib/systemd/backlight/.
KERNEL COMMAND LINEsystemd-backlight understands the following kernel command line
parameter:
systemd.restore_state=
Takes a boolean argument. Defaults to "1". If "0", does not restore
the backlight settings on boot. However, settings will still be
stored on shutdown.
SEE ALSOsystemd(1)systemd 212 SYSTEMD-BACKLIGHT@.SERVICE(8)