CONFIG_DRM_USB (not configurable)

modulename: drm_usb.ko

configname: CONFIG_DRM_USB

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>DRM_USB
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code: