igb: Implementation to report advertised/supported link on i354 devices

This patch changes the way we report supported/advertised link for i354
devices, especially for 2.5 GB. Instead of reporting 2.5 GB for all i354
devices erroneously, check first, if it is 2.5 GB capable.

Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index ce9b5a9..48cbc83 100644 (file)
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -172,10 +172,7 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
                                   SUPPORTED_Autoneg |
                                   SUPPORTED_Pause);
                ecmd->advertising = ADVERTISED_FIBRE;
-               if (hw->mac.type == e1000_i354) {
-                       ecmd->supported |= SUPPORTED_2500baseX_Full;
-                       ecmd->advertising |= ADVERTISED_2500baseX_Full;
-               }
+
                if ((eth_flags->e1000_base_lx) || (eth_flags->e1000_base_sx)) {
                        ecmd->supported |= SUPPORTED_1000baseT_Full;
                        ecmd->advertising |= ADVERTISED_1000baseT_Full;
@@ -209,16 +206,23 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
        status = rd32(E1000_STATUS);
 
        if (status & E1000_STATUS_LU) {
-               if ((hw->mac.type == e1000_i354) &&
-                   (status & E1000_STATUS_2P5_SKU) &&
-                   !(status & E1000_STATUS_2P5_SKU_OVER))
-                       ecmd->speed = SPEED_2500;
-               else if (status & E1000_STATUS_SPEED_1000)
+               if (hw->mac.type == e1000_i354) {
+                       if ((status & E1000_STATUS_2P5_SKU) &&
+                           !(status & E1000_STATUS_2P5_SKU_OVER)) {
+                               ecmd->supported = SUPPORTED_2500baseX_Full;
+                               ecmd->advertising = ADVERTISED_2500baseX_Full;
+                               ecmd->speed = SPEED_2500;
+                       } else {
+                               ecmd->supported = SUPPORTED_1000baseT_Full;
+                               ecmd->advertising = ADVERTISED_1000baseT_Full;
+                       }
+               } else if (status & E1000_STATUS_SPEED_1000) {
                        ecmd->speed = SPEED_1000;
-               else if (status & E1000_STATUS_SPEED_100)
+               } else if (status & E1000_STATUS_SPEED_100) {
                        ecmd->speed = SPEED_100;
-               else
+               } else {
                        ecmd->speed = SPEED_10;
+               }
                if ((status & E1000_STATUS_FD) ||
                    hw->phy.media_type != e1000_media_type_copper)
                        ecmd->duplex = DUPLEX_FULL;