acpivideo4
Acpi video
Usage
acpivideo* at acpi?
Overview
The acpivideo driver supports ACPI display output switching and brightness control. Output displays can take the form of CRTs, LCDs, TV-OUTs or any similar devices that may be connected to the machine.
Caveats
On IBM and Lenovo ThinkPad systems, acpivideo functionality is handled by the acpithinkpad(4) driver.
Releases
36 releases since OpenBSD 4.6; the text changed 4 times.