Merge branch 'i40e-devlink'

Ivan Vecera says:

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i40e: Add basic devlink support

The series adds initial support for devlink to i40e driver.

Patch-set overview:
Patch 1: Adds initial devlink support (devlink and port registration)
Patch 2: Refactors and split i40e_nvm_version_str()
Patch 3: Adds support for 'devlink dev info'
Patch 4: Refactors existing helper function to read PBA ID
Patch 5: Adds 'board.id' to 'devlink dev info' using PBA ID
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Signed-off-by: David S. Miller <davem@davemloft.net>