ixgbe: Display currently attached PHY through ethtool

This patch extends the ethtool interface to display what PHY
is currently connected to a NIC.  The results can be viewed in
ethtool ethX output.

Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index a5ca289..1928d55 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -205,6 +205,56 @@ static int ixgbe_get_settings(struct net_device *netdev,
                ecmd->autoneg = AUTONEG_DISABLE;
        }
 
+       /* Get PHY type */
+       switch (adapter->hw.phy.type) {
+       case ixgbe_phy_tn:
+       case ixgbe_phy_cu_unknown:
+               /* Copper 10G-BASET */
+               ecmd->port = PORT_TP;
+               break;
+       case ixgbe_phy_qt:
+               ecmd->port = PORT_FIBRE;
+               break;
+       case ixgbe_phy_nl:
+       case ixgbe_phy_tw_tyco:
+       case ixgbe_phy_tw_unknown:
+       case ixgbe_phy_sfp_ftl:
+       case ixgbe_phy_sfp_avago:
+       case ixgbe_phy_sfp_intel:
+       case ixgbe_phy_sfp_unknown:
+               switch (adapter->hw.phy.sfp_type) {
+               /* SFP+ devices, further checking needed */
+               case ixgbe_sfp_type_da_cu:
+               case ixgbe_sfp_type_da_cu_core0:
+               case ixgbe_sfp_type_da_cu_core1:
+                       ecmd->port = PORT_DA;
+                       break;
+               case ixgbe_sfp_type_sr:
+               case ixgbe_sfp_type_lr:
+               case ixgbe_sfp_type_srlr_core0:
+               case ixgbe_sfp_type_srlr_core1:
+                       ecmd->port = PORT_FIBRE;
+                       break;
+               case ixgbe_sfp_type_not_present:
+                       ecmd->port = PORT_NONE;
+                       break;
+               case ixgbe_sfp_type_unknown:
+               default:
+                       ecmd->port = PORT_OTHER;
+                       break;
+               }
+               break;
+       case ixgbe_phy_xaui:
+               ecmd->port = PORT_NONE;
+               break;
+       case ixgbe_phy_unknown:
+       case ixgbe_phy_generic:
+       case ixgbe_phy_sfp_unsupported:
+       default:
+               ecmd->port = PORT_OTHER;
+               break;
+       }
+
        hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
        if (link_up) {
                ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?