igb: Fix ethtool loopback test for 82580 copper
authorTodd Fujinaka <todd.fujinaka@intel.com>
Tue, 17 Sep 2013 05:08:48 +0000 (05:08 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Fri, 27 Sep 2013 11:50:38 +0000 (04:50 -0700)
Add back 82580 loopback tests to ethtool.

Signed-off-by: Todd Fujinaka <todd.fujinaka@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/igb/igb_ethtool.c

index 48cbc833b051b3861a4568e72becf67eeaa357e4..86d51429a189295d9c7418a1273b625a933d9a9b 100644 (file)
@@ -1607,6 +1607,9 @@ static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
                        igb_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
                        igb_write_phy_reg(hw, PHY_CONTROL, 0x4140);
                }
+       } else if (hw->phy.type == e1000_phy_82580) {
+               /* enable MII loopback */
+               igb_write_phy_reg(hw, I82580_PHY_LBK_CTRL, 0x8041);
        }
 
        /* add small delay to avoid loopback test failure */