CONFIG_DRM_DISPLAY_HDMI_HELPER (not configurable)
configname: CONFIG_DRM_DISPLAY_HDMI_HELPER
Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>DRM_DISPLAY_HDMI_HELPER
In linux kernel since version 4.14.326 (release Date: 2023-09-23)
DRM display helpers for HDMI.