b43: HT-PHY: replace radio routing magic numbers

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/b43/phy_ht.c

@@ -57,7 +57,7 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev,
 	b43_radio_write(dev, 0x98, e->radio_syn98);
 
 	for (i = 0; i < 2; i++) {
-		routing = i ? 0x800 : 0x400;
+		routing = i ? R2059_RXRX1 : R2059_TXRX0;
 		b43_radio_write(dev, routing | 0x4a, e->radio_rxtx4a);
 		b43_radio_write(dev, routing | 0x58, e->radio_rxtx58);
 		b43_radio_write(dev, routing | 0x5a, e->radio_rxtx5a);

drivers/net/wireless/b43/radio_2059.h

@@ -5,6 +5,11 @@
 
 #include "phy_ht.h"
 
+#define R2059_SYN			0x000
+#define R2059_TXRX0			0x400
+#define R2059_RXRX1			0x800
+#define R2059_ALL			0xC00
+
 /* Values for various registers uploaded on channel switching */
 struct b43_phy_ht_channeltab_e_radio2059 {
 	/* The channel frequency in MHz */