AMD will have support in Zen4 and Linux 6.1 (which is LTS):

https://lore.kernel.org/lkml/Yz%2FcpNTSacRMh1FK@gmail.com/

Further, precise events are fixed in Linux 6.2:

https://lore.kernel.org/lkml/Y5eQeR2tpZ%2FBos49@gmail.com/