default or selected kernelversion does not have config value CONFIG_DRM_EXYNOS_DMABUF.
Result is shown for kernelversion 6.5.1
EXYNOS DRM DMABUF
configname: CONFIG_DRM_EXYNOS_DMABUF
Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>EXYNOS DRM DMABUF
In linux kernel since version 3.1 (release Date: 2011-10-24)
Choose this option if you want to use DMABUF feature for DRM.