Holtek HID devices

modulename: hid-holtek-kbd.ko

and/or

hid-holtek-mouse.ko

and/or

hid-holtekff.ko

configname: CONFIG_HID_HOLTEK

Linux Kernel Configuration
└─>Device Drivers
└─>HID support
└─>Special HID drivers
└─>Holtek HID devices
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Support for Holtek based devices:
- Holtek On Line Grip based game controller
- Trust GXT 18 Gaming Keyboard
- Sharkoon Drakonia / Perixx MX-2000 gaming mice
- Tracer Sniper TRM-503 / NOVA Gaming Slider X200 /
Zalman ZM-GM1
- SHARKOON DarkGlider Gaming mouse
- LEETGION Hellion Gaming Mouse

source code:
drivers/hid/hid-holtek-kbd.c

is selected by
CONFIG_HOLTEK_FF