Backlight: Difference between revisions
imported>Con-f-use sys/class brightness |
imported>Con-f-use example udev rule for /sys/class method |
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</syntaxhighlight> | </syntaxhighlight> | ||
to set the brightness to <code>300</code>, where the maximum is stored in <code>brightness_max</code>. You can set file permissions e.g. with a udev rule, if you don't want to use sudo. | to set the brightness to <code>300</code>, where the maximum is stored in <code>brightness_max</code>. You can set file permissions e.g. with a udev rule, if you don't want to use sudo. Here is an example udev rule, where you will likely have to replace intel_backlight, with the name in your /sys/class/backlight/: | ||
<syntaxhighlight lang=udev> | |||
services.udev.extraRules = '' | |||
ACTION=="add", SUBSYSTEM=="backlight", KERNEL=="intel_backlight", MODE="0666", RUN+="${pkgs.coreutils}/bin/chmod a+w /sys/class/backlight/%k/brightness" | |||
''; | |||
</syntaxhighlight> | |||
== Tips == | == Tips == | ||