Merge branch 'hns3-next'

Salil Mehta says:

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Adds support of RSS to HNS3 Driver for Rev 2(=0x21) H/W

This patch-set mainly adds new additions related to RSS for the new
hardware Revision 0x21. It also adds support to use RSS hash value
provided by the hardware along with descriptor.
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Signed-off-by: David S. Miller <davem@davemloft.net>