![]() ![]() With Linux 6.2 the DCN code in AMDGPU now successfully builds and works on 64-bit Arm allowing these newer graphics cards to have working display support.įriday's pull request also has SR-IOV fixes for GC 11.x with RDNA3 GPUs, Trusted Memory Zone support for GC 11.0.1 RDNA3 hardware, SMU 13.x fixes, DCN 3.1.x fixes, MCA RAS enablement, Secure Display support for DCN 2.1, and a variety of other changes. In particular, there isn't any soft floating-point toolchain on AArch64 and that ran into issues with the DCN path for the FPU code. Older pre-DCN AMD graphics cards have already worked on AArch64 but changes were needed to the DCN code path. Having the DCN software support on Arm will now enable more recent AMD Radeon graphics cards to have working display support on Arm desktops/servers. AMD on Friday submitted a new round of patches for AMDGPU kernel graphics driver updates they have ready for the upcoming Linux 6.2 cycle.įirst up, AMDGPU with Linux 6.2 is enabling Display Core Next "DCN" support on ARM/AArch64.
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