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-rw-r--r--upstream/debian-unstable/man8/systemd-backlight@.service.823
1 files changed, 16 insertions, 7 deletions
diff --git a/upstream/debian-unstable/man8/systemd-backlight@.service.8 b/upstream/debian-unstable/man8/systemd-backlight@.service.8
index 8d42dc12..24d20739 100644
--- a/upstream/debian-unstable/man8/systemd-backlight@.service.8
+++ b/upstream/debian-unstable/man8/systemd-backlight@.service.8
@@ -1,5 +1,5 @@
'\" t
-.TH "SYSTEMD\-BACKLIGHT@\&.SERVICE" "8" "" "systemd 255" "systemd-backlight@.service"
+.TH "SYSTEMD\-BACKLIGHT@\&.SERVICE" "8" "" "systemd 256~rc3" "systemd-backlight@.service"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -33,13 +33,22 @@ load [backlight|leds]:DEVICE
.SH "DESCRIPTION"
.PP
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/\&. During loading, if the udev property
-\fBID_BACKLIGHT_CLAMP\fR
-is not set to false, the brightness is clamped to a value of at least 1 or 5% of maximum brightness, whichever is greater\&. The percentage can be adjusted by specifying a percentage (needs to be suffixed with
+is a service that restores the brightness of a display backlight or LED (e\&.g\&. keyboard backlight) device at early boot, and saves it at shutdown\&. The brightness is stored in
+/var/lib/systemd/backlight/\&.
+.PP
+On restoring brightness of a display backlight device,
+\fBsystemd\-backlight\fR
+reads
+\fIID_BACKLIGHT_CLAMP\fR
+udev property, that takes a boolean value or a percentage (needs to be suffixed with
"%", e\&.g\&.
-"30%") to the property
-\fBID_BACKLIGHT_CLAMP\fR\&.
+"30%")\&. When a percentage is specified, the saved brightness is clamped to a value of at least 1 or the specified percentage of the maximum brightness, whichever is greater\&. When unset or set to true, the brightness is clamped in the same way with percentage 5%\&. When false, the saved brightness will not be clamped, and loaded as is\&.
+.PP
+On restoring brightness of a LED device,
+\fBsystemd\-backlight\fR
+reads
+\fIID_LEDS_CLAMP\fR
+udev property, that also takes a boolean value or a percentage\&. When a percentage is specified, the saved brightness is clamped to the specified percentage of the maximum brightness\&. When set to true, the brightness is clamped in the same way with percentage 5%\&. When unset or set to false, the saved brightness will not be clamped, and loaded as is\&.
.SH "KERNEL COMMAND LINE"
.PP
systemd\-backlight