default or selected kernelversion does not have config value CONFIG_DRM_DP_HELPER.
Result is shown for kernelversion 5.19-rc1
CONFIG_DRM_DP_HELPER (not configurable)
modulename: drm_dp_helper.ko
configname: CONFIG_DRM_DP_HELPER
Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>DRM_DP_HELPER
In linux kernel since version 5.18 (release Date: 2022-05-22)
DRM helpers for DisplayPort.