ath9k_hw: Add initvals and register definitions for AR946/8x chipsets.

Add initvals and register modifications required to support AR946/8x chipsets.

Signed-off-by: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h
index acb83bf..2a52370 100644
--- a/drivers/net/wireless/ath/ath9k/mac.h
+++ b/drivers/net/wireless/ath/ath9k/mac.h
@@ -644,6 +644,7 @@
 	ATH9K_RX_FILTER_PSPOLL = 0x00004000,
 	ATH9K_RX_FILTER_PHYRADAR = 0x00002000,
 	ATH9K_RX_FILTER_MCAST_BCAST_ALL = 0x00008000,
+	ATH9K_RX_FILTER_CONTROL_WRAPPER = 0x00080000,
 };
 
 #define ATH9K_RATESERIES_RTS_CTS  0x0001