i40e: print full link message

The i40e driver should print link messages like all the
other Intel Ethernet drivers.

Change-ID: Ia88bdb96794e17a3962fcea94db176de01f921f7
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 51 insertions, 5 deletions

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index e9cd9bb16f39..484ada9758bb 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -4135,6 +4135,54 @@ out:
         return err;
 }
 #endif /* CONFIG_I40E_DCB */
+#define SPEED_SIZE 14
+#define FC_SIZE 8
+/**
+ * i40e_print_link_message - print link up or down
+ * @vsi: the VSI for which link needs a message
+ */
+static void i40e_print_link_message(struct i40e_vsi *vsi, bool isup)
+{
+        char speed[SPEED_SIZE] = "Unknown";
+        char fc[FC_SIZE] = "RX/TX";
+
+        if (!isup) {
+                netdev_info(vsi->netdev, "NIC Link is Down\n");
+                return;
+        }
+
+        switch (vsi->back->hw.phy.link_info.link_speed) {
+        case I40E_LINK_SPEED_40GB:
+                strncpy(speed, "40 Gbps", SPEED_SIZE);
+                break;
+        case I40E_LINK_SPEED_10GB:
+                strncpy(speed, "10 Gbps", SPEED_SIZE);
+                break;
+        case I40E_LINK_SPEED_1GB:
+                strncpy(speed, "1000 Mbps", SPEED_SIZE);
+                break;
+        default:
+                break;
+        }
+
+        switch (vsi->back->hw.fc.current_mode) {
+        case I40E_FC_FULL:
+                strncpy(fc, "RX/TX", FC_SIZE);
+                break;
+        case I40E_FC_TX_PAUSE:
+                strncpy(fc, "TX", FC_SIZE);
+                break;
+        case I40E_FC_RX_PAUSE:
+                strncpy(fc, "RX", FC_SIZE);
+                break;
+        default:
+                strncpy(fc, "None", FC_SIZE);
+                break;
+        }
+
+        netdev_info(vsi->netdev, "NIC Link is Up %s Full Duplex, Flow Control: %s\n",
+                    speed, fc);
+}
 
 /**
  * i40e_up_complete - Finish the last steps of bringing up a connection
@@ -4161,11 +4209,11 @@ static int i40e_up_complete(struct i40e_vsi *vsi)
 
         if ((pf->hw.phy.link_info.link_info & I40E_AQ_LINK_UP) &&
             (vsi->netdev)) {
-                netdev_info(vsi->netdev, "NIC Link is Up\n");
+                i40e_print_link_message(vsi, true);
                 netif_tx_start_all_queues(vsi->netdev);
                 netif_carrier_on(vsi->netdev);
         } else if (vsi->netdev) {
-                netdev_info(vsi->netdev, "NIC Link is Down\n");
+                i40e_print_link_message(vsi, false);
         }
 
         /* replay FDIR SB filters */
@@ -4886,10 +4934,8 @@ static void i40e_link_event(struct i40e_pf *pf)
 
         if (new_link == old_link)
                 return;
-
         if (!test_bit(__I40E_DOWN, &pf->vsi[pf->lan_vsi]->state))
-                netdev_info(pf->vsi[pf->lan_vsi]->netdev,
-                            "NIC Link is %s\n", (new_link ? "Up" : "Down"));
+                i40e_print_link_message(pf->vsi[pf->lan_vsi], new_link);
 
         /* Notify the base of the switch tree connected to
          * the link.  Floating VEBs are not notified.