default or selected kernelversion does not have config value CONFIG_KPC2000_DMA.
Result is shown for kernelversion 6.9.2

Daktronics KPC DMA controller

configname: CONFIG_KPC2000_DMA

Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>Daktronics KPC DMA controller
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Say Y here if you wish to support the Daktronics DMA controller.

To compile this driver as a module, choose M here: the module
will be called kpc2000_dma

If unsure, say N.