Merge branch 'bnx2x-cnic-Enable-Multi-Cos'

Sudarsana Reddy Kalluru says:

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bnx2x/cnic: Enable Multi-Cos.

The patch series enables Multi-cos feature in the driver. This require
the use of new firmware 7.13.15.0.
Patch (1) adds driver changes to use new FW.
Patches (2) - (3) enables multi-cos functionality in bnx2x driver.
Patch (4) adds cnic driver change as required by new FW.
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Signed-off-by: David S. Miller <davem@davemloft.net>