összesen 0
drwxr-xr-x 3 root root    0 nov   10 17:01 .
drwxr-xr-x 4 root root    0 nov   10 17:01 ..
-r--r--r-- 1 root root 4096 nov   10 17:01 actual_brightness
-rw-r--r-- 1 root root 4096 nov   10 17:03 bl_power
-rw-r--r-- 1 root root 4096 nov   10 17:01 brightness
lrwxrwxrwx 1 root root    0 nov   10 17:03 device -> ../../card0-LVDS-1
-r--r--r-- 1 root root 4096 nov   10 17:01 max_brightness
drwxr-xr-x 2 root root    0 nov   10 17:03 power
lrwxrwxrwx 1 root root    0 nov   10 17:03 subsystem -> ../../../../../../../class/backlight
-r--r--r-- 1 root root 4096 nov   10 17:01 type
-rw-r--r-- 1 root root 4096 nov   10 17:01 uevent