CONFIG_DRM_LIB_RANDOM (not configurable)

configname: CONFIG_DRM_LIB_RANDOM

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>DRM_LIB_RANDOM
In linux kernel since version 4.2 (release Date: 2015-08-30)  

is depended by
CONFIG_DRM_DEBUG_SELFTEST