HP laptop accelerometer

modulename: hp_accel.ko

configname: CONFIG_HP_ACCEL

Linux Kernel Configuration
└─>Device Drivers
└─>X86 Platform Specific Device Drivers
└─>HP laptop accelerometer
In linux kernel since version 2.6.39 (release Date: 2011-05-18)  
This driver provides support for the "Mobile Data Protection System 3D"
or "3D DriveGuard" feature of HP laptops. On such systems the driver
should load automatically (via ACPI alias).

Support for a led indicating disk protection will be provided as
hp::hddprotect. For more information on the feature, refer to
source code: