NVIDIA have released driver 465.31, and this now compiles OK with Kernel 5.13 (tested with 5.13-rc2)..   Details are here:  https://forums.developer.nvidia.com/t/linux-solaris-and-freebsd-driver-465-31-new-feature-branch-release/178316

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ld -r -o /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-modeset/nv-modeset-interface.o /home/r
gadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-modeset/nvidia-modeset-linux.o /home/rgadsdon/NVIDIA-L
inux-x86_64-465.31/kernel/nvidia-modeset/nv-kthread-q.o
 MODPOST /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/Module.symvers
 CC [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-drm.mod.o
 LD [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-drm.ko
 CC [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-ib-peermem-stub.mod.o
 LD [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-ib-peermem-stub.ko
 CC [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-modeset.mod.o
 LD [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-modeset.ko
 CC [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-peermem.mod.o
 LD [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-peermem.ko
 CC [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-uvm.mod.o
 LD [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia-uvm.ko
 CC [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia.mod.o
 LD [M]  /home/rgadsdon/NVIDIA-Linux-x86_64-465.31/kernel/nvidia.ko
make[1]: Leaving directory ‘/usr/src/linux-5.13-rc2’

Frustratingly, Wayland support with KDE/Plasma is still very ‘unpredictable’ (Fedora 34).   Seems OK on some systems, but hangs/blanks on others..    Apparently this is supposed to improve with the 470.xx driver series..

Robert Gadsdon.   May 20th 2021.