NVIDIA have released driver 470.63.01, and (brief) details are here:  https://www.nvidia.com/Download/driverResults.aspx/179599/en-us

What the ‘Release Highlights’ don’t mention – and they never seem to – is that this is now compatible with Kernel 5.14 (tested with 5.14-rc5):

…………………………………..
ld -r -o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-modeset/nv-modeset-interface
.o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-modeset/nvidia-modeset-linux.o /ho
me/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-modeset/nv-kthread-q.o
 MODPOST /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/Module.symvers
 CC [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-drm.mod.o
 LD [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-drm.ko
 CC [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-modeset.mod.o
 LD [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-modeset.ko
 CC [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-peermem.mod.o
 LD [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-peermem.ko
 CC [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-uvm.mod.o
 LD [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia-uvm.ko
 CC [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia.mod.o
 LD [M]  /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-470.63.01/kernel/nvidia.ko
make[1]: Leaving directory ‘/usr/src/linux-5.14-rc5’

Robert Gadsdon.  August 10th 2021.