b43: Handle B43_PHYTYPE_LP in RX path

Don't drop all packets received from an LP-PHY with WARN_ON.
Also update a comment with LP-specific information.
Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/b43/wa.c

@@ -628,7 +628,7 @@ void b43_wa_all(struct b43_wldev *dev)
 			B43_WARN_ON(1);
 		}
 		b43_wa_boards_g(dev);
-	} else { /* No N PHY support so far */
+	} else { /* No N PHY support so far, LP PHY is in phy_lp.c */
 		B43_WARN_ON(1);
 	}
 

drivers/net/wireless/b43/xmit.c

@@ -655,6 +655,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
 		status.freq = chanid + 2400;
 		break;
 	case B43_PHYTYPE_N:
+	case B43_PHYTYPE_LP:
 		/* chanid is the SHM channel cookie. Which is the plain
 		 * channel number in b43. */
 		if (chanstat & B43_RX_CHAN_5GHZ) {