HP WMI extras

modulename: hp-wmi.ko

configname: CONFIG_HP_WMI

Linux Kernel Configuration
└─>Device Drivers
└─>X86 Platform Specific Device Drivers
└─>HP WMI extras
In linux kernel since version 2.6.27 (release Date: 2008-10-09)  
Say Y here if you want to support WMI-based hotkeys on HP laptops and
to read data from WMI such as docking or ambient light sensor state.

To compile this driver as a module, choose M here: the module will
be called hp-wmi.

source code: