---help--- 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.
config ATH9K_DEBUG bool "Atheros ath9k debugging" depends on ATH9K ---help--- Say Y, if you need ath9k to display debug messages. Pass the debug mask as a module parameter: modprobe ath9k debug=0x00002000 Look in ath9k/core.h for possible debug masks