diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index 3dbd381..6d5444b 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -268,9 +268,9 @@
 				      (3 * sizeof(__le16)));
 }
 
-static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, const int type)
+static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, const int type,
+				  const int tsf_sync)
 {
-	struct interface *intf = &rt2x00dev->interface;
 	u16 reg;
 
 	rt2500usb_register_write(rt2x00dev, TXRX_CSR19, 0);
@@ -281,7 +281,7 @@
 	rt2500usb_register_read(rt2x00dev, TXRX_CSR20, &reg);
 	rt2x00_set_field16(&reg, TXRX_CSR20_OFFSET,
 			   (PREAMBLE + get_duration(IEEE80211_HEADER, 2)) >> 6);
-	if (is_interface_type(intf, IEEE80211_IF_TYPE_STA))
+	if (type == IEEE80211_IF_TYPE_STA)
 		rt2x00_set_field16(&reg, TXRX_CSR20_BCN_EXPECT_WINDOW, 0);
 	else
 		rt2x00_set_field16(&reg, TXRX_CSR20_BCN_EXPECT_WINDOW, 2);
@@ -298,13 +298,7 @@
 	rt2x00_set_field16(&reg, TXRX_CSR19_TSF_COUNT, 1);
 	rt2x00_set_field16(&reg, TXRX_CSR19_TBCN, 1);
 	rt2x00_set_field16(&reg, TXRX_CSR19_BEACON_GEN, 0);
-	if (is_interface_type(intf, IEEE80211_IF_TYPE_IBSS) ||
-	    is_interface_type(intf, IEEE80211_IF_TYPE_AP))
-		rt2x00_set_field16(&reg, TXRX_CSR19_TSF_SYNC, 2);
-	else if (is_interface_type(intf, IEEE80211_IF_TYPE_STA))
-		rt2x00_set_field16(&reg, TXRX_CSR19_TSF_SYNC, 1);
-	else
-		rt2x00_set_field16(&reg, TXRX_CSR19_TSF_SYNC, 0);
+	rt2x00_set_field16(&reg, TXRX_CSR19_TSF_SYNC, tsf_sync);
 	rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
 }