default or selected kernelversion does not have config value CONFIG_USB_VICAM.
Result is shown for kernelversion 5.4.69

USB 3com HomeConnect (aka vicam) support (EXPERIMENTAL)

modulename: vicam.ko

configname: CONFIG_USB_VICAM

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Video capture adapters
└─>V4L USB devices
└─>USB 3com HomeConnect (aka vicam) support (EXPERIMENTAL)
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Say Y here if you have 3com homeconnect camera (vicam).

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

source code:
drivers/media/video/usbvideo/vicam.c