CONFIG_EXYNOS_DEV_DRM is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
CONFIG_EXYNOS_DEV_DRM (not configurable)
configname: CONFIG_EXYNOS_DEV_DRM
Linux Kernel Configuration
└─>SAMSUNG EXYNOS SoCs Support
└─>EXYNOS_DEV_DRM
In linux kernel since version 3.5 (release Date: 2012-07-21)
Compile in platform device definitions for core DRM device