igb: Remove workaround for EEE configuration on i210/I211

This patch removes a workaround that was needed on pre-release hardware.
Released hardware should not have this setting, but any devices that do
will get a warning message instead.

Signed-off-by: Carolyn Wyborny <carolyn.wyborny@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/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index ca4641e..4313bcc 100644 (file)
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -2233,19 +2233,16 @@ s32 igb_set_eee_i350(struct e1000_hw *hw)
 
        /* enable or disable per user setting */
        if (!(hw->dev_spec._82575.eee_disable)) {
-               ipcnfg |= (E1000_IPCNFG_EEE_1G_AN |
-                       E1000_IPCNFG_EEE_100M_AN);
-               eeer |= (E1000_EEER_TX_LPI_EN |
-                       E1000_EEER_RX_LPI_EN |
+               u32 eee_su = rd32(E1000_EEE_SU);
+
+               ipcnfg |= (E1000_IPCNFG_EEE_1G_AN | E1000_IPCNFG_EEE_100M_AN);
+               eeer |= (E1000_EEER_TX_LPI_EN | E1000_EEER_RX_LPI_EN |
                        E1000_EEER_LPI_FC);
 
-               /* keep the LPI clock running before EEE is enabled */
-               if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) {
-                       u32 eee_su;
-                       eee_su = rd32(E1000_EEE_SU);
-                       eee_su &= ~E1000_EEE_SU_LPI_CLK_STP;
-                       wr32(E1000_EEE_SU, eee_su);
-               }
+               /* This bit should not be set in normal operation. */
+               if (eee_su & E1000_EEE_SU_LPI_CLK_STP)
+                       hw_dbg("LPI Clock Stop Bit should not be set!\n");
+
 
        } else {
                ipcnfg &= ~(E1000_IPCNFG_EEE_1G_AN |