GNU Linux-libre 4.4.294-gnu1
[releases.git] / Documentation / ABI / testing / sysfs-class-lcd
1 What:           /sys/class/lcd/<lcd>/lcd_power
2 Date:           April 2005
3 KernelVersion:  2.6.12
4 Contact:        Richard Purdie <rpurdie@rpsys.net>
5 Description:
6                 Control LCD power, values are FB_BLANK_* from fb.h
7                  - FB_BLANK_UNBLANK (0)   : power on.
8                  - FB_BLANK_POWERDOWN (4) : power off
9
10 What:           /sys/class/lcd/<lcd>/contrast
11 Date:           April 2005
12 KernelVersion:  2.6.12
13 Contact:        Richard Purdie <rpurdie@rpsys.net>
14 Description:
15                 Current contrast of this LCD device. Value is between 0 and
16                 /sys/class/lcd/<lcd>/max_contrast.
17
18 What:           /sys/class/lcd/<lcd>/max_contrast
19 Date:           April 2005
20 KernelVersion:  2.6.12
21 Contact:        Richard Purdie <rpurdie@rpsys.net>
22 Description:
23                 Maximum contrast for this LCD device.