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… HDMI FRL as part of HDMI 2.1+ allows for higher bandwidth to support higher refresh rates and resolutions. The HDMI Forum has long held up AMD from implementing HDMI 2.1 in their open-source Linux driver for not divulging HDMI IP that the forum doesn't want to make public. …
… 47 Comments While the AMDGPU open-source driver has struggled with HDMI 2.1 support due to the HDMI Forum blocking open-source implementations, HDMI Fixed Rate Link FRL as a feature of the HDMI 2.1 specification is enjoying success now with the open-source Nouveau graphics driver on Linux for NVIDI… …
… AMD tacked on HDMI FRL DSC support to the HDMI FRL patch series they've been working through to get into the mainline Linux kernel. …
… The details how AMD managed to pull this feat off given prior resistance from the HDMI Forum remains to be confirmed, but it's moving ahead and out today is the latest iteration of the HDMI 2.1 FRL+DSC patches. …
… Yesterday's pull request doesn't yet include the actual functionality for HDMI 2.1 Fixed Rate Link "FRL" or HDMI 2.1 DIsplay Stream Compression "DSC" but it sets the stage for potentially seeing it happen in the next pull request. …
… That pull enables the display pipeline for the BeagleV Ahead and adds the necessary HDMI connector node and activating the DPU and HDMI nodes. So if you have a BeagleV Ahead or considering one, at least the mainline Linux 7.1 kernel will get the HDMI support in order. …
… 1 Comment In addition to AMDGPU finally seeing HDMI 2.1 FRL support in Linux 7.2 , another change worth noting in this week's AMDGPU pull request is the continued work on enhancing the AMDGPU/AMDKFD kernel driver support for non-4K page size kernel builds. …
… Notably not yet included as part of these pull requests is the ongoing work around HDMI 2.1 support for AMDGPU . Hopefully that initial disabled by default support for HDMI 2.1 FRL and DSC will make it still for Linux 7.2 but as of right now it hasn't yet been submitted as part of any pulls. …
… More AMDGPU Driver Fixes Prepped For Linux 7.2 AMDGPU HDMI 2.1 FRL To Be Initially Disabled-By-Default New AMDGPU Driver Pull Request For Linux 7.2 Preps For HDMI 2.1 FRL Older AMD GPUs Score Another Open-Source Driver Win From Valve: DRM Format Modifiers Open-Source Radeon Driver For R300 Through …
… The Radeon RX 9070 GRE provides DisplayPort 2.1a and HDMI 2.1b outputs. The HDMI 2.1 outputs are nice now that the AMDGPU open-source Linux driver is finally working to upstream their HDMI 2.1 support at long last. …