net/sfc: support Rx checksum offload for EF100
net/sfc: support Rx checksum offload for EF100

Also support Rx packet type offload.

Checksumming is actually always enabled. Report it per-queue offload
to give applications maximum flexibility.

Signed-off-by: Andrew Rybchenko <ac94ab2a8fe9a9a087f6e24dcbc16626b52c07e8@solarflare.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk