GUD USB Display

modulename: gud.ko

configname: CONFIG_DRM_GUD

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>GUD USB Display
In linux kernel since version 5.2 (release Date: 2019-07-07)  
This is a DRM display driver for GUD USB Displays or display
adapters.

If M is selected the module will be called gud.

source code:
drivers/gpu/drm//gud/