4k@120hz unavailable via HDMI 2.1 (#1417) · Issues · drm / amd · GitLab
gitlab.freedesktop.org
Brief summary of the problem: I have a RX 6800 XT connected to a LG B9 TV via HDMI. As both...

Alex Deucher:

The HDMI Forum has rejected our proposal unfortunately. At this time an open source HDMI 2.1 implementation is not possible without running afoul of the HDMI Forum requirements.

    • Baŝto@discuss.tchncs.deEnglish
      5·
      4 months ago

      DP also has the DRMs HDCP 2.2 and DisplayPort content protection 1.0

      And MPEG LA claims they have patents that are needed to implement the DP standard.