e1000: Fix 82543 issue when reading eeprom

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index 0af68bab974b..1b8869e39533 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -906,7 +906,13 @@ e1000_setup_link(struct e1000_hw *hw)
      * signal detection.  So this should be done before e1000_setup_pcs_link()
      * or e1000_phy_setup() is called.
      */
-    if(hw->mac_type == e1000_82543) {
+    if (hw->mac_type == e1000_82543) {
+                ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
+                                                                        1, &eeprom_data);
+                if (ret_val) {
+                        DEBUGOUT("EEPROM Read Error\n");
+                        return -E1000_ERR_EEPROM;
+                }
         ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) <<
                     SWDPIO__EXT_SHIFT);
         E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);