62 lines
1.7 KiB
Plaintext
62 lines
1.7 KiB
Plaintext
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What: /sys/bus/platform/devices/VPC2004:*/camera_power
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Date: Dec 2010
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KernelVersion: 2.6.37
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Contact: "Ike Panhc <ike.pan@canonical.com>"
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Description:
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Control the power of camera module. 1 means on, 0 means off.
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What: /sys/bus/platform/devices/VPC2004:*/fan_mode
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Date: June 2012
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KernelVersion: 3.6
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Contact: "Maxim Mikityanskiy <maxtram95@gmail.com>"
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Description:
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Change fan mode
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There are four available modes:
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* 0 -> Super Silent Mode
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* 1 -> Standard Mode
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* 2 -> Dust Cleaning
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* 4 -> Efficient Thermal Dissipation Mode
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What: /sys/bus/platform/devices/VPC2004:*/touchpad
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Date: May 2017
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KernelVersion: 4.13
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Contact: "Ritesh Raj Sarraf <rrs@debian.org>"
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Description:
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Control touchpad mode.
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* 1 -> Switched On
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* 0 -> Switched Off
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What: /sys/bus/platform/devices/VPC2004:*/conservation_mode
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Date: Aug 2017
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KernelVersion: 4.14
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Contact: platform-driver-x86@vger.kernel.org
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Description:
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Controls whether the conservation mode is enabled or not.
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This feature limits the maximum battery charge percentage to
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around 50-60% in order to prolong the lifetime of the battery.
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What: /sys/bus/platform/devices/VPC2004:*/fn_lock
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Date: May 2018
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KernelVersion: 4.18
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Contact: "Oleg Keri <ezhi99@gmail.com>"
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Description:
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Control fn-lock mode.
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* 1 -> Switched On
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* 0 -> Switched Off
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For example::
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# echo "0" > \
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/sys/bus/pci/devices/0000:00:1f.0/PNP0C09:00/VPC2004:00/fn_lock
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What: /sys/bus/platform/devices/VPC2004:*/usb_charging
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Date: Feb 2021
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KernelVersion: 5.12
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Contact: platform-driver-x86@vger.kernel.org
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Description:
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Controls whether the "always on USB charging" feature is
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enabled or not. This feature enables charging USB devices
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even if the computer is not turned on.
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