1See also /sys/class/backlight/<backlight>/ambient_light_level and 2/sys/class/backlight/<backlight>/ambient_light_zone. 3 4What: /sys/class/backlight/<backlight>/<ambient light zone>_max 5What: /sys/class/backlight/<backlight>/l1_daylight_max 6What: /sys/class/backlight/<backlight>/l2_bright_max 7What: /sys/class/backlight/<backlight>/l3_office_max 8What: /sys/class/backlight/<backlight>/l4_indoor_max 9What: /sys/class/backlight/<backlight>/l5_dark_max 10Date: May 2011 11KernelVersion: 3.0 12Contact: device-drivers-devel@blackfin.uclinux.org 13Description: 14 Control the maximum brightness for <ambient light zone> 15 on this <backlight>. Values are between 0 and 127. This file 16 will also show the brightness level stored for this 17 <ambient light zone>. 18 19What: /sys/class/backlight/<backlight>/<ambient light zone>_dim 20What: /sys/class/backlight/<backlight>/l2_bright_dim 21What: /sys/class/backlight/<backlight>/l3_office_dim 22What: /sys/class/backlight/<backlight>/l4_indoor_dim 23What: /sys/class/backlight/<backlight>/l5_dark_dim 24Date: May 2011 25KernelVersion: 3.0 26Contact: device-drivers-devel@blackfin.uclinux.org 27Description: 28 Control the dim brightness for <ambient light zone> 29 on this <backlight>. Values are between 0 and 127, typically 30 set to 0. Full off when the backlight is disabled. 31 This file will also show the dim brightness level stored for 32 this <ambient light zone>. 33