default or selected kernelversion does not have config value CONFIG_VIDEO_SMIAPP.
Result is shown for kernelversion 6.8.2

SMIA++/SMIA sensor support

modulename: smiapp.ko

configname: CONFIG_VIDEO_SMIAPP

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Media ancillary drivers
└─>Camera sensor devices
└─>SMIA++/SMIA sensor support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This is a generic driver for SMIA++/SMIA camera modules.

source code: