[PATCH v4 4/5] net/iavf: support flow subscription rule

Support flow subscribption create/destroy/validation flow rule for AVF. For examples: testpmd> flow create 0 ingress pattern eth / ipv4 / udp src is 11 / end actions represented_port port_id 1 / end testpmd> flow validate 1 ingress pattern eth / ipv4 / tcp src is 22 / end actio

[PATCH v4 4/5] net/iavf: support flow subscription rule

Support flow subscribption create/destroy/validation flow rule for AVF. For examples: testpmd> flow create 0 ingress pattern eth / ipv4 / udp src is 11 / end actions represented_port port_id 1 / end testpmd> flow validate 1 ingress pattern eth / ipv4 / tcp src is 22 / end actio