i40e: support NVGRE in Rx tunnel filtering
i40e: support NVGRE in Rx tunnel filtering

The filter types supported are listed below for NVGRE packet:
   1. Inner MAC and Inner VLAN ID.
   2. Inner MAC address, inner VLAN ID and tenant ID.
   3. Inner MAC and tenant ID.
   4. Inner MAC address.
   5. Outer MAC address, tenant ID and inner MAC address.

Signed-off-by: Jijiang Liu <10b95deab7df654d0c21c8c98b54c9a1ecf2a5c0@intel.com>
Signed-off-by: Declan Doherty <b4388acd850cd8caad5000a112795063f04807ac@intel.com>

phermansson/dpdk,phermansson/dpdk,phermansson/dpdk,phermansson/dpdk