ixgbe: Add support for E610 device capabilities detection

Add low level support for E610 device capabilities detection. The
capabilities are discovered via the Admin Command Interface. Discover the
following capabilities:
- function caps: vmdq, dcb, rss, rx/tx qs, msix, nvm, orom, reset
- device caps: vsi, fdir, 1588
- phy caps

Co-developed-by: Stefan Wegrzyn <[email protected]>
Signed-off-by: Stefan Wegrzyn <[email protected]>
Co-developed-by: Jedrzej Jagielski <[email protected]>
Signed-off-by: Jedrzej Jagielski <[email protected]>
Reviewed-by: Jan Sokolowski <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Tested-by: Bharath R <[email protected]>
Signed-off-by: Piotr Kwapulinski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>

Author: pkwapuli