AMD was unable to implement HDMI 2.1 in open drivers due to HDMI Forum requirements.
The HDMI Forum, responsible for developing specifications and test sets related to the HDMI (High-Definition Multimedia Interface) data transmission interface, has not allowed AMD to implement support for the HDMI 2.1 specification in open drivers. It has been noted that currently creating open implementations of HDMI 2.1 is impossible without violating HDMI Forum's licensing requirements. Changes to implement HDMI 2.1 support were developed […]
