Thanks to Pali Rohár and Russel King, workaround for SFP modules based on Realtek RTL8672 and RTL9601C was accepted to branch net-linux! It means that we can see it in the upstream kernel soon. 
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=426c6cbc409c