nfp: report RJ45 connector in ethtool

Add support for reporting twisted pair port type.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h

@@ -49,6 +49,7 @@ enum nfp_eth_interface {
 	NFP_INTERFACE_SFPP	= 10,
 	NFP_INTERFACE_SFP28	= 28,
 	NFP_INTERFACE_QSFP	= 40,
+	NFP_INTERFACE_RJ45	= 45,
 	NFP_INTERFACE_CXP	= 100,
 	NFP_INTERFACE_QSFP28	= 112,
 };

drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c

@@ -206,6 +206,9 @@ nfp_eth_calc_port_type(struct nfp_cpp *cpp, struct nfp_eth_table_port *entry)
 	if (entry->interface == NFP_INTERFACE_NONE) {
 		entry->port_type = PORT_NONE;
 		return;
+	} else if (entry->interface == NFP_INTERFACE_RJ45) {
+		entry->port_type = PORT_TP;
+		return;
 	}
 
 	if (entry->media == NFP_MEDIA_FIBRE)