nfp: move bpf offload code to the BPF app

Move bulk of the eBPF offload code out of common vNIC code into
app-specific callbacks.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
6 files changed