net: thunderx: Add ethtool support for supported ports and link modes.

Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/cavium/thunder/nic.h

@@ -292,6 +292,7 @@ struct nicvf {
 	u8			node;
 	u8			cpi_alg;
 	bool			link_up;
+	u8			mac_type;
 	u8			duplex;
 	u32			speed;
 	bool			tns_mode;
@@ -446,6 +447,7 @@ struct bgx_stats_msg {
 /* Physical interface link status */
 struct bgx_link_status {
 	u8    msg;
+	u8    mac_type;
 	u8    link_up;
 	u8    duplex;
 	u32   speed;

drivers/net/ethernet/cavium/thunder/nic_main.c

@@ -1258,6 +1258,7 @@ static void nic_poll_for_link(struct work_struct *work)
 			mbx.link_status.link_up = link.link_up;
 			mbx.link_status.duplex = link.duplex;
 			mbx.link_status.speed = link.speed;
+			mbx.link_status.mac_type = link.mac_type;
 			nic_send_msg_to_vf(nic, vf, &mbx);
 		}
 	}

drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c

@@ -130,12 +130,42 @@ static int nicvf_get_settings(struct net_device *netdev,
 		return 0;
 	}
 
-	if (nic->speed <= 1000) {
-		cmd->port = PORT_MII;
+	switch (nic->speed) {
+	case SPEED_1000:
+		cmd->port = PORT_MII | PORT_TP;
 		cmd->autoneg = AUTONEG_ENABLE;
-	} else {
+		cmd->supported |= SUPPORTED_MII | SUPPORTED_TP;
+		cmd->supported |= SUPPORTED_1000baseT_Full |
+				  SUPPORTED_1000baseT_Half |
+				  SUPPORTED_100baseT_Full  |
+				  SUPPORTED_100baseT_Half  |
+				  SUPPORTED_10baseT_Full   |
+				  SUPPORTED_10baseT_Half;
+		cmd->supported |= SUPPORTED_Autoneg;
+		cmd->advertising |= ADVERTISED_1000baseT_Full |
+				    ADVERTISED_1000baseT_Half |
+				    ADVERTISED_100baseT_Full  |
+				    ADVERTISED_100baseT_Half  |
+				    ADVERTISED_10baseT_Full   |
+				    ADVERTISED_10baseT_Half;
+		break;
+	case SPEED_10000:
+		if (nic->mac_type == BGX_MODE_RXAUI) {
+			cmd->port = PORT_TP;
+			cmd->supported |= SUPPORTED_TP;
+		} else {
+			cmd->port = PORT_FIBRE;
+			cmd->supported |= SUPPORTED_FIBRE;
+		}
+		cmd->autoneg = AUTONEG_DISABLE;
+		cmd->supported |= SUPPORTED_10000baseT_Full;
+		break;
+	case SPEED_40000:
 		cmd->port = PORT_FIBRE;
 		cmd->autoneg = AUTONEG_DISABLE;
+		cmd->supported |= SUPPORTED_FIBRE;
+		cmd->supported |= SUPPORTED_40000baseCR4_Full;
+		break;
 	}
 	cmd->duplex = nic->duplex;
 	ethtool_cmd_speed_set(cmd, nic->speed);

drivers/net/ethernet/cavium/thunder/nicvf_main.c

@@ -221,6 +221,7 @@ static void  nicvf_handle_mbx_intr(struct nicvf *nic)
 		nic->link_up = mbx.link_status.link_up;
 		nic->duplex = mbx.link_status.duplex;
 		nic->speed = mbx.link_status.speed;
+		nic->mac_type = mbx.link_status.mac_type;
 		if (nic->link_up) {
 			netdev_info(nic->netdev, "%s: Link is Up %d Mbps %s\n",
 				    nic->netdev->name, nic->speed,

drivers/net/ethernet/cavium/thunder/thunder_bgx.c

@@ -161,6 +161,7 @@ void bgx_get_lmac_link_state(int node, int bgx_idx, int lmacid, void *status)
 		return;
 
 	lmac = &bgx->lmac[lmacid];
+	link->mac_type = lmac->lmac_type;
 	link->link_up = lmac->link_up;
 	link->duplex = lmac->last_duplex;
 	link->speed = lmac->last_speed;