b43: define B43_SHM_SH_CHAN_40MHZ

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

drivers/net/wireless/b43/b43.h

@@ -186,7 +186,8 @@ enum {
 #define B43_SHM_SH_PHYTXNOI		0x006E	/* PHY noise directly after TX (lower 8bit only) */
 #define B43_SHM_SH_RFRXSP1		0x0072	/* RF RX SP Register 1 */
 #define B43_SHM_SH_CHAN			0x00A0	/* Current channel (low 8bit only) */
-#define  B43_SHM_SH_CHAN_5GHZ		0x0100	/* Bit set, if 5Ghz channel */
+#define  B43_SHM_SH_CHAN_5GHZ		0x0100	/* Bit set, if 5 Ghz channel */
+#define  B43_SHM_SH_CHAN_40MHZ		0x0200	/* Bit set, if 40 Mhz channel width */
 #define B43_SHM_SH_BCMCFIFOID		0x0108	/* Last posted cookie to the bcast/mcast FIFO */
 /* TSSI information */
 #define B43_SHM_SH_TSSI_CCK		0x0058	/* TSSI for last 4 CCK frames (32bit) */

drivers/net/wireless/b43/phy_common.c

@@ -294,8 +294,10 @@ int b43_switch_channel(struct b43_wldev *dev, unsigned int new_channel)
 	 */
 	channelcookie = new_channel;
 	if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
-		channelcookie |= 0x100;
-	//FIXME set 40Mhz flag if required
+		channelcookie |= B43_SHM_SH_CHAN_5GHZ;
+	/* FIXME: set 40Mhz flag if required */
+	if (0)
+		channelcookie |= B43_SHM_SH_CHAN_40MHZ;
 	savedcookie = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_CHAN);
 	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_CHAN, channelcookie);