CONFIG_DRM_AMD_DC_DCN (not configurable)
configname: CONFIG_DRM_AMD_DC_DCN
Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>Display Engine Configuration
└─>DRM_AMD_DC_DCN
In linux kernel since version 5.1 (release Date: 2019-05-05)
Raven, Navi, and newer family support for display engine