Synopsis Designware CEC interface

modulename: dw-hdmi-cec.ko

configname: CONFIG_DRM_DW_HDMI_CEC

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>Display Interface Bridges
└─>Synopsis Designware CEC interface
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Support the CE interface which is part of the Synopsys
Designware HDMI block.

source code:
drivers/gpu/drm//bridge/synopsys/dw-hdmi-cec.c