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openwrt-xburst/package/mac80211/patches/581-ath9k_report_missing_signal.patch
nbd c993a44fa3 ath9k: ignore invalid signal strength values in a-mpdu packets, fixes average signal strength display fluctuations
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30359 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-02-07 15:25:55 +00:00

38 lines
1.2 KiB
Diff

--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -954,6 +954,7 @@ static void ath9k_process_rssi(struct at
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = common->ah;
int last_rssi;
+ int rssi = rx_stats->rs_rssi;
if (!rx_stats->is_mybeacon ||
((ah->opmode != NL80211_IFTYPE_STATION) &&
@@ -965,13 +966,12 @@ static void ath9k_process_rssi(struct at
last_rssi = sc->last_rssi;
if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
- rx_stats->rs_rssi = ATH_EP_RND(last_rssi,
- ATH_RSSI_EP_MULTIPLIER);
- if (rx_stats->rs_rssi < 0)
- rx_stats->rs_rssi = 0;
+ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
+ if (rssi < 0)
+ rssi = 0;
/* Update Beacon RSSI, this is used by ANI. */
- ah->stats.avgbrssi = rx_stats->rs_rssi;
+ ah->stats.avgbrssi = rssi;
}
/*
@@ -1012,6 +1012,8 @@ static int ath9k_rx_skb_preprocess(struc
rx_status->signal = ah->noise + rx_stats->rs_rssi;
rx_status->antenna = rx_stats->rs_antenna;
rx_status->flag |= RX_FLAG_MACTIME_MPDU;
+ if (rx_stats->rs_moreaggr)
+ rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL;
for (i = 0, j = 0; i < ARRAY_SIZE(rx_stats->rs_rssi_ctl); i++) {
s8 rssi;