rtl8180: make sure RTL818X_MSR_ENEDCA is set for rtl8187se

MSR register for rtl8187se must always have ENEDCA flag set.
Write it accordingly when updated on BSS change.
Signed-off-by: NAndrea Merello <andrea.merello@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rtl818x/rtl8180/dev.c

@@ -1373,6 +1373,10 @@ static void rtl8180_bss_info_changed(struct ieee80211_hw *dev,
 				reg = RTL818X_MSR_INFRA;
 		} else
 			reg = RTL818X_MSR_NO_LINK;
+
+		if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8187SE)
+			reg |= RTL818X_MSR_ENEDCA;
+
 		rtl818x_iowrite8(priv, &priv->map->MSR, reg);
 	}