tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1What: /sys/devices/platform/ideapad/camera_power
2Date: Dec 2010
3KernelVersion: 2.6.37
4Contact: "Ike Panhc <ike.pan@canonical.com>"
5Description:
6 Control the power of camera module. 1 means on, 0 means off.
7
8What: /sys/devices/platform/ideapad/fan_mode
9Date: June 2012
10KernelVersion: 3.6
11Contact: "Maxim Mikityanskiy <maxtram95@gmail.com>"
12Description:
13 Change fan mode
14 There are four available modes:
15
16 * 0 -> Super Silent Mode
17 * 1 -> Standard Mode
18 * 2 -> Dust Cleaning
19 * 4 -> Efficient Thermal Dissipation Mode
20
21What: /sys/devices/platform/ideapad/touchpad
22Date: May 2017
23KernelVersion: 4.13
24Contact: "Ritesh Raj Sarraf <rrs@debian.org>"
25Description:
26 Control touchpad mode.
27 * 1 -> Switched On
28 * 0 -> Switched Off
29
30What: /sys/bus/pci/devices/<bdf>/<device>/VPC2004:00/fn_lock
31Date: May 2018
32KernelVersion: 4.18
33Contact: "Oleg Keri <ezhi99@gmail.com>"
34Description:
35 Control fn-lock mode.
36
37 * 1 -> Switched On
38 * 0 -> Switched Off
39
40 For example::
41
42 # echo "0" > \
43 /sys/bus/pci/devices/0000:00:1f.0/PNP0C09:00/VPC2004:00/fn_lock