net-next/hinic: add checksum offload and TSO support

net-next/hinic: add checksum offload and TSO support

BugLink: https://bugs.launchpad.net/bugs/1820187
This patch adds checksum offload and TSO support for the HiNIC
driver. Perfomance test (Iperf) shows more than 100% improvement
in TCP streams.

Signed-off-by: Zhao Chen <zhaochen6@huawei.com>
Signed-off-by: Xue Chaojing <xuechaojing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit cc18a7543d2f63a2c93fc61cfa7fd8be5464f75e)
Signed-off-by: Ike Panhc <ike.pan@canonical.com>
Acked-by: Kleber Souza <kleber.souza@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>