1 files changed, 25 insertions, 28 deletions

diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 4c21f8cbdeb..49843500fe7 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -609,7 +609,6 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb)
 		ath_dbg(common, ATH_DBG_PS,
 			"Reconfigure Beacon timers based on timestamp from the AP\n");
 		ath_set_beacon(sc);
-		sc->ps_flags &= ~PS_TSFOOR_SYNC;
 	}
 
 	if (ath_beacon_dtim_pending_cab(skb)) {
@@ -770,7 +769,7 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
 	 * on.  All this is necessary because of our use of
 	 * a self-linked list to avoid rx overruns.
 	 */
-	ret = ath9k_hw_rxprocdesc(ah, ds, rs, 0);
+	ret = ath9k_hw_rxprocdesc(ah, ds, rs);
 	if (ret == -EINPROGRESS) {
 		struct ath_rx_status trs;
 		struct ath_buf *tbf;
@@ -796,7 +795,7 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
 		 */
 
 		tds = tbf->bf_desc;
-		ret = ath9k_hw_rxprocdesc(ah, tds, &trs, 0);
+		ret = ath9k_hw_rxprocdesc(ah, tds, &trs);
 		if (ret == -EINPROGRESS)
 			return NULL;
 	}
@@ -833,7 +832,8 @@ static bool ath9k_rx_accept(struct ath_common *common,
 	is_mc = !!is_multicast_ether_addr(hdr->addr1);
 	is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID &&
 		test_bit(rx_stats->rs_keyix, common->tkip_keymap);
-	strip_mic = is_valid_tkip && !(rx_stats->rs_status &
+	strip_mic = is_valid_tkip && ieee80211_is_data(fc) &&
+		!(rx_stats->rs_status &
 		(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC));
 
 	if (!rx_stats->rs_datalen)
@@ -945,7 +945,7 @@ static int ath9k_process_rate(struct ath_common *common,
 	 * No valid hardware bitrate found -- we should not get here
 	 * because hardware has already validated this frame as OK.
 	 */
-	ath_dbg(common, ATH_DBG_XMIT,
+	ath_dbg(common, ATH_DBG_ANY,
 		"unsupported hw bitrate detected 0x%02x using 1 Mbit\n",
 		rx_stats->rs_rate);
 
@@ -960,23 +960,12 @@ static void ath9k_process_rssi(struct ath_common *common,
 	struct ath_softc *sc = hw->priv;
 	struct ath_hw *ah = common->ah;
 	int last_rssi;
-	__le16 fc;
 
-	if ((ah->opmode != NL80211_IFTYPE_STATION) &&
-	    (ah->opmode != NL80211_IFTYPE_ADHOC))
+	if (!rx_stats->is_mybeacon ||
+	    ((ah->opmode != NL80211_IFTYPE_STATION) &&
+	     (ah->opmode != NL80211_IFTYPE_ADHOC)))
 		return;
 
-	fc = hdr->frame_control;
-	if (!ieee80211_is_beacon(fc) ||
-	    compare_ether_addr(hdr->addr3, common->curbssid)) {
-		/* TODO:  This doesn't work well if you have stations
-		 * associated to two different APs because curbssid
-		 * is just the last AP that any of the stations associated
-		 * with.
-		 */
-		return;
-	}
-
 	if (rx_stats->rs_rssi != ATH9K_RSSI_BAD && !rx_stats->rs_moreaggr)
 		ATH_RSSI_LPF(sc->last_rssi, rx_stats->rs_rssi);
 
@@ -1003,6 +992,8 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
 				   struct ieee80211_rx_status *rx_status,
 				   bool *decrypt_error)
 {
+	struct ath_hw *ah = common->ah;
+
 	memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
 
 	/*
@@ -1023,7 +1014,7 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
 
 	rx_status->band = hw->conf.channel->band;
 	rx_status->freq = hw->conf.channel->center_freq;
-	rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
+	rx_status->signal = ah->noise + rx_stats->rs_rssi;
 	rx_status->antenna = rx_stats->rs_antenna;
 	rx_status->flag |= RX_FLAG_MACTIME_MPDU;
 
@@ -1791,11 +1782,6 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
 	struct ieee80211_rx_status *rxs;
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_common *common = ath9k_hw_common(ah);
-	/*
-	 * The hw can technically differ from common->hw when using ath9k
-	 * virtual wiphy so to account for that we iterate over the active
-	 * wiphys and find the appropriate wiphy and therefore hw.
-	 */
 	struct ieee80211_hw *hw = sc->hw;
 	struct ieee80211_hdr *hdr;
 	int retval;
@@ -1849,6 +1835,11 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
 
 		hdr = (struct ieee80211_hdr *) (hdr_skb->data + rx_status_len);
 		rxs = IEEE80211_SKB_RXCB(hdr_skb);
+		if (ieee80211_is_beacon(hdr->frame_control) &&
+		    !compare_ether_addr(hdr->addr3, common->curbssid))
+			rs.is_mybeacon = true;
+		else
+			rs.is_mybeacon = false;
 
 		ath_debug_stat_rx(sc, &rs);
 
@@ -1856,7 +1847,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
 		 * If we're asked to flush receive queue, directly
 		 * chain it back at the queue without processing it.
 		 */
-		if (flush)
+		if (sc->sc_flags & SC_OP_RXFLUSH)
 			goto requeue_drop_frag;
 
 		retval = ath9k_rx_skb_preprocess(common, hw, hdr, &rs,
@@ -1967,7 +1958,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
 			ath_rx_ps(sc, skb);
 		spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
 
-		if (ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)
+		if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx == 3)
 			ath_ant_comb_scan(sc, &rs);
 
 		ieee80211_rx(hw, skb);
@@ -1984,11 +1975,17 @@ requeue:
 		} else {
 			list_move_tail(&bf->list, &sc->rx.rxbuf);
 			ath_rx_buf_link(sc, bf);
-			ath9k_hw_rxena(ah);
+			if (!flush)
+				ath9k_hw_rxena(ah);
 		}
 	} while (1);
 
 	spin_unlock_bh(&sc->rx.rxbuflock);
 
+	if (!(ah->imask & ATH9K_INT_RXEOL)) {
+		ah->imask |= (ATH9K_INT_RXEOL | ATH9K_INT_RXORN);
+		ath9k_hw_set_interrupts(ah, ah->imask);
+	}
+
 	return 0;
 }