ath9k: Fix RX Filter handling for BAR

BAR frames have to be sent to mac80211 only if the
current channel is HT. Also, move the macro to
enum ath9k_rx_filter.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/hw.c

@@ -3967,7 +3967,8 @@ void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits)
 {
 	u32 phybits;
 
-	REG_WRITE(ah, AR_RX_FILTER, (bits & 0xffff) | AR_RX_COMPR_BAR);
+	REG_WRITE(ah, AR_RX_FILTER, bits);
+
 	phybits = 0;
 	if (bits & ATH9K_RX_FILTER_PHYRADAR)
 		phybits |= AR_PHY_ERR_RADAR;

drivers/net/wireless/ath/ath9k/mac.h

@@ -568,6 +568,7 @@ enum ath9k_rx_filter {
 	ATH9K_RX_FILTER_PROBEREQ = 0x00000080,
 	ATH9K_RX_FILTER_PHYERR = 0x00000100,
 	ATH9K_RX_FILTER_MYBEACON = 0x00000200,
+	ATH9K_RX_FILTER_COMP_BAR = 0x00000400,
 	ATH9K_RX_FILTER_PSPOLL = 0x00004000,
 	ATH9K_RX_FILTER_PHYRADAR = 0x00002000,
 	ATH9K_RX_FILTER_MCAST_BCAST_ALL = 0x00008000,

drivers/net/wireless/ath/ath9k/main.c

@@ -2433,7 +2433,7 @@ static void ath9k_configure_filter(struct ieee80211_hw *hw,
 	ath9k_hw_setrxfilter(sc->sc_ah, rfilt);
 	ath9k_ps_restore(sc);
 
-	DPRINTF(sc, ATH_DBG_CONFIG, "Set HW RX filter: 0x%x\n", sc->rx.rxfilter);
+	DPRINTF(sc, ATH_DBG_CONFIG, "Set HW RX filter: 0x%x\n", rfilt);
 }
 
 static void ath9k_sta_notify(struct ieee80211_hw *hw,

drivers/net/wireless/ath/ath9k/recv.c

@@ -423,6 +423,9 @@ u32 ath_calcrxfilter(struct ath_softc *sc)
 	if (sc->rx.rxfilter & FIF_PSPOLL)
 		rfilt |= ATH9K_RX_FILTER_PSPOLL;
 
+	if (conf_is_ht(&sc->hw->conf))
+		rfilt |= ATH9K_RX_FILTER_COMP_BAR;
+
 	if (sc->sec_wiphy || (sc->rx.rxfilter & FIF_OTHER_BSS)) {
 		/* TODO: only needed if more than one BSSID is in use in
 		 * station/adhoc mode */

drivers/net/wireless/ath/ath9k/reg.h

@@ -1325,7 +1325,6 @@ enum {
 #define AR_CFP_VAL          0x0000FFFF
 
 #define AR_RX_FILTER        0x803C
-#define AR_RX_COMPR_BAR     0x00000400
 
 #define AR_MCAST_FIL0       0x8040
 #define AR_MCAST_FIL1       0x8044