net: lan966x: set xdp_features flag

Set xdp_features netdevice flag if lan966x nic supports xdp mode.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Link: https://lore.kernel.org/r/01f4412f28899d97b0054c9c1a63694201301b42.1676055718.git.lorenzo@kernel.orgSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/microchip/lan966x/lan966x_main.c

@@ -823,6 +823,11 @@ static int lan966x_probe_port(struct lan966x *lan966x, u32 p,
 
 	port->phylink = phylink;
 
+	if (lan966x->fdma)
+		dev->xdp_features = NETDEV_XDP_ACT_BASIC |
+				    NETDEV_XDP_ACT_REDIRECT |
+				    NETDEV_XDP_ACT_NDO_XMIT;
+
 	err = register_netdev(dev);
 	if (err) {
 		dev_err(lan966x->dev, "register_netdev failed\n");