Add a short summary of the methods that a driver writer must implement
for offloading a HSR/PRP network interface.
Signed-off-by: NVladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: NFlorian Fainelli <f.fainelli@gmail.com>
Reviewed-by: NGeorge McCollister <george.mccollister@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>