default or selected kernelversion does not have config value CONFIG_ATH6KL_ENABLE_HOST_DEBUG.
Result is shown for kernelversion 6.2.5

Host Debug support

configname: CONFIG_ATH6KL_ENABLE_HOST_DEBUG

Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>Host Debug support
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
Enables debug support in the driver