tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1What: /sys/class/backlight/<backlight>/als_channel
2Date: May 2012
3KernelVersion: 3.5
4Contact: Johan Hovold <jhovold@gmail.com>
5Description:
6 Get the ALS output channel used as input in
7 ALS-current-control mode (0, 1), where:
8
9 == ==========================
10 0 out_current0 (backlight 0)
11 1 out_current1 (backlight 1)
12 == ==========================
13
14What: /sys/class/backlight/<backlight>/als_en
15Date: May 2012
16KernelVersion: 3.5
17Contact: Johan Hovold <jhovold@gmail.com>
18Description:
19 Enable ALS-current-control mode (0, 1).
20
21What: /sys/class/backlight/<backlight>/id
22Date: April 2012
23KernelVersion: 3.5
24Contact: Johan Hovold <jhovold@gmail.com>
25Description:
26 Get the id of this backlight (0, 1).
27
28What: /sys/class/backlight/<backlight>/linear
29Date: April 2012
30KernelVersion: 3.5
31Contact: Johan Hovold <jhovold@gmail.com>
32Description:
33 Set the brightness-mapping mode (0, 1), where:
34
35 == ================
36 0 exponential mode
37 1 linear mode
38 == ================
39
40What: /sys/class/backlight/<backlight>/pwm
41Date: April 2012
42KernelVersion: 3.5
43Contact: Johan Hovold <jhovold@gmail.com>
44Description:
45 Set the PWM-input control mask (5 bits), where:
46
47 ===== ===========================
48 bit 5 PWM-input enabled in Zone 4
49 bit 4 PWM-input enabled in Zone 3
50 bit 3 PWM-input enabled in Zone 2
51 bit 2 PWM-input enabled in Zone 1
52 bit 1 PWM-input enabled in Zone 0
53 bit 0 PWM-input enabled
54 ===== ===========================