net: thunderx: Receive hashing HW offload support
Adding support for receive hashing HW offload by using RSS_ALG and RSS_TAG fields of CQE_RX descriptor. Also removed dependency on minimum receive queue count to configure RSS so that hash is always generated. This hash is used by RPS logic to distribute flows across multiple CPUs. Offload can be disabled via ethtool. Signed-off-by: NRobert Richter <rrichter@cavium.com> Signed-off-by: NSunil Goutham <sgoutham@cavium.com> Signed-off-by: NAleksey Makarov <aleksey.makarov@caviumnetworks.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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