rt2x00: Use the available helper functions to initialize the WCID table

Use rt2800_config_wcid and rt2800_delete_wcid_attr to initialize the
WCID table instead of writing to the registers directly.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rt2x00/rt2800lib.c

@@ -2846,11 +2846,8 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
 					 SHARED_KEY_MODE_ENTRY(i), 0);
 
 	for (i = 0; i < 256; i++) {
-		static const u32 wcid[2] = { 0xffffffff, 0x00ffffff };
-		rt2800_register_multiwrite(rt2x00dev, MAC_WCID_ENTRY(i),
-					      wcid, sizeof(wcid));
-
-		rt2800_register_write(rt2x00dev, MAC_WCID_ATTR_ENTRY(i), 0);
+		rt2800_config_wcid(rt2x00dev, NULL, i);
+		rt2800_delete_wcid_attr(rt2x00dev, i);
 		rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0);
 	}