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What: /sys/devices/platform/ideapad/camera_power
Date: Dec 2010
KernelVersion: 2.6.37
Contact: "Ike Panhc <ike.pan@canonical.com>"
Description:
Control the power of camera module. 1 means on, 0 means off.
What: /sys/devices/platform/ideapad/fan_mode
Date: June 2012
KernelVersion: 3.6
Contact: "Maxim Mikityanskiy <maxtram95@gmail.com>"
Description:
Change fan mode
There are four available modes:
* 0 -> Super Silent Mode
* 1 -> Standard Mode
* 2 -> Dust Cleaning
* 4 -> Efficient Thermal Dissipation Mode
What: /sys/devices/platform/ideapad/touchpad
Date: May 2017
KernelVersion: 4.13
Contact: "Ritesh Raj Sarraf <rrs@debian.org>"
Description:
Control touchpad mode.
* 1 -> Switched On
* 0 -> Switched Off
What: /sys/bus/pci/devices/<bdf>/<device>/VPC2004:00/fn_lock
Date: May 2018
KernelVersion: 4.18
Contact: "Oleg Keri <ezhi99@gmail.com>"
Description:
Control fn-lock mode.
* 1 -> Switched On
* 0 -> Switched Off
For example:
# echo "0" > \
/sys/bus/pci/devices/0000:00:1f.0/PNP0C09:00/VPC2004:00/fn_lock
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