e1000: Explicitly power up the PHY during loopback testing.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>

2 files changed, 8 insertions, 1 deletions

diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index 88a82ba88f57..8edbc6b0b9c7 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -1590,6 +1590,8 @@ e1000_diag_test_count(struct net_device *netdev)
         return E1000_TEST_LEN;
 }
 
+extern void e1000_power_up_phy(struct e1000_adapter *);
+
 static void
 e1000_diag_test(struct net_device *netdev,
                    struct ethtool_test *eth_test, uint64_t *data)
@@ -1606,6 +1608,8 @@ e1000_diag_test(struct net_device *netdev,
                 uint8_t forced_speed_duplex = adapter->hw.forced_speed_duplex;
                 uint8_t autoneg = adapter->hw.autoneg;
 
+                DPRINTK(HW, INFO, "offline testing starting\n");
+
                 /* Link test performed before hardware reset so autoneg doesn't
                  * interfere with test result */
                 if (e1000_link_test(adapter, &data[4]))
@@ -1629,6 +1633,8 @@ e1000_diag_test(struct net_device *netdev,
                         eth_test->flags |= ETH_TEST_FL_FAILED;
 
                 e1000_reset(adapter);
+                /* make sure the phy is powered up */
+                e1000_power_up_phy(adapter);
                 if (e1000_loopback_test(adapter, &data[3]))
                         eth_test->flags |= ETH_TEST_FL_FAILED;
 
@@ -1642,6 +1648,7 @@ e1000_diag_test(struct net_device *netdev,
                 if (if_running)
                         dev_open(netdev);
         } else {
+                DPRINTK(HW, INFO, "online testing starting\n");
                 /* Online tests */
                 if (e1000_link_test(adapter, &data[4]))
                         eth_test->flags |= ETH_TEST_FL_FAILED;
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index bd7770f6b2a1..b2caaa2117f2 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -484,7 +484,7 @@ e1000_up(struct e1000_adapter *adapter)
  *
  **/
 
-static void e1000_power_up_phy(struct e1000_adapter *adapter)
+void e1000_power_up_phy(struct e1000_adapter *adapter)
 {
         uint16_t mii_reg = 0;