Atheros 802.11n wireless cards support

modulename: ath9k.ko

configname: CONFIG_ATH9K

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Wireless LAN
└─>Atheros 802.11n wireless cards support
In linux kernel since version 2.6.27 (release Date: 2008-10-09)  
This module adds support for wireless adapters based on
Atheros IEEE 802.11n AR5008 and AR9001 family of chipsets.

If you choose to build a module, it'll be called ath9k.

source code: