From 24f79fe2332cab38108a4340ce627ac70cc9a6ce Mon Sep 17 00:00:00 2001
From: Lawrence Steele <larrysteele117@gmail.com>
Date: Fri, 20 Sep 2019 04:11:20 -0400
Subject: [PATCH] xbacklight: add page (#3273)

---
 pages/linux/xbacklight.md | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 pages/linux/xbacklight.md

diff --git a/pages/linux/xbacklight.md b/pages/linux/xbacklight.md
new file mode 100644
index 000000000..d8053354b
--- /dev/null
+++ b/pages/linux/xbacklight.md
@@ -0,0 +1,24 @@
+# xbacklight
+
+> Utility to adjust backlight brightness using the RandR extension.
+> More information: <https://gitlab.freedesktop.org/xorg/app/xbacklight>.
+
+- Get the current screen brightness as a percentage:
+
+`xbacklight`
+
+- Set the screen brightness to 40%:
+
+`xbacklight -set {{40}}`
+
+- Increase current brightness by 25%:
+
+`xbacklight -inc {{25}}`
+
+- Decrease current brightness by 75%:
+
+`xbacklight -dec {{75}}`
+
+- Increase backlight to 100%, over 60 seconds (value given in ms), using 60 steps:
+
+`xbacklight -set {{100}} -time {{60000}} -steps {{60}}`