Merge branch 'net-aquantia-add-RSS-configuration'

Igor Russkikh says:

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net: aquantia: add RSS configuration

In this patchset few bugs related to RSS are fixed and RSS table and
hash key configuration is added.

We also do increase max number of HW rings upto 8.

v2: removed extra arg check
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Signed-off-by: David S. Miller <davem@davemloft.net>