HDMI Forum Rejects Open-Source HDMI 2.1 Driver Support Sought By AMD Written by Michael Larabel in Radeon on 28 February 2024 at 03:37 PM EST. 271 Comments One of the limitations of AMD's open-source Linux graphics driver has been the inability to implement HDMI 2.1+ functionality on the basis of legal requirements by the HDMI Forum. AMD engineers had been working to come up with a solution in con