tg3: Enable EEE support for capable 10/100 devs

There are some devices in the 57765 ASIC rev that are EEE capable.
Unfortunately the EEE setup code only gets executed if the device is
gigabit capable.  This patch fixes the problem.
Signed-off-by: NMatt Carlson <mcarlson@broadcom.com>
Reviewed-by: NMichael Chan <mchan@broadcom.com>
Reviewed-by: NBenjamin Li <benli@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/tg3.c

@@ -3595,9 +3595,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
 	if (err)
 		goto done;
 
-	if (tp->phy_flags & TG3_PHYFLG_10_100_ONLY)
-		goto done;
-
+	if (!(tp->phy_flags & TG3_PHYFLG_10_100_ONLY)) {
 		new_adv = ethtool_adv_to_mii_ctrl1000_t(advertise);
 
 		if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
@@ -3607,6 +3605,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
 		err = tg3_writephy(tp, MII_CTRL1000, new_adv);
 		if (err)
 			goto done;
+	}
 
 	if (!(tp->phy_flags & TG3_PHYFLG_EEE_CAP))
 		goto done;