2011-05-17 11:14:15 +00:00
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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -397,6 +397,9 @@ struct ath_beacon {
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struct ath_descdma bdma;
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struct ath_txq *cabq;
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struct list_head bbuf;
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+
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+ bool tx_processed;
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+ bool tx_last;
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};
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void ath_beacon_tasklet(unsigned long data);
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--- a/drivers/net/wireless/ath/ath9k/beacon.c
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+++ b/drivers/net/wireless/ath/ath9k/beacon.c
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@@ -18,6 +18,12 @@
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#define FUDGE 2
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+static void ath9k_reset_beacon_status(struct ath_softc *sc)
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+{
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+ sc->beacon.tx_processed = false;
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+ sc->beacon.tx_last = false;
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+}
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+
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/*
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* This function will modify certain transmit queue properties depending on
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* the operating mode of the station (AP or AdHoc). Parameters are AIFS
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@@ -72,6 +78,8 @@ static void ath_beacon_setup(struct ath_
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struct ieee80211_supported_band *sband;
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u8 rate = 0;
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+ ath9k_reset_beacon_status(sc);
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+
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ds = bf->bf_desc;
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flags = ATH9K_TXDESC_NOACK;
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@@ -134,6 +142,8 @@ static struct ath_buf *ath_beacon_genera
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struct ieee80211_tx_info *info;
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int cabq_depth;
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+ ath9k_reset_beacon_status(sc);
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+
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avp = (void *)vif->drv_priv;
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cabq = sc->beacon.cabq;
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@@ -644,6 +654,8 @@ static void ath_beacon_config_adhoc(stru
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struct ath_common *common = ath9k_hw_common(ah);
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u32 tsf, delta, intval, nexttbtt;
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+ ath9k_reset_beacon_status(sc);
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+
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tsf = ath9k_hw_gettsf32(ah) + TU_TO_USEC(FUDGE);
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intval = TU_TO_USEC(conf->beacon_interval & ATH9K_BEACON_PERIOD);
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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2011-05-28 16:45:17 +00:00
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@@ -2316,6 +2316,48 @@ static bool ath9k_tx_frames_pending(stru
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2011-05-17 11:14:15 +00:00
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return false;
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}
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+int ath9k_tx_last_beacon(struct ieee80211_hw *hw)
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+{
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+ struct ath_softc *sc = hw->priv;
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+ struct ath_hw *ah = sc->sc_ah;
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+ struct ieee80211_vif *vif;
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+ struct ath_vif *avp;
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+ struct ath_buf *bf;
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+ struct ath_tx_status ts;
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+ int status;
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+
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+ if (ah->opmode != NL80211_IFTYPE_ADHOC)
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+ return 0;
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+
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+ vif = sc->beacon.bslot[0];
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+ if (!vif)
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+ return 0;
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+
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+ avp = (void *)vif->drv_priv;
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+ if (!avp->is_bslot_active)
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+ return 0;
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+
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+ if (!sc->beacon.tx_processed) {
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2011-05-18 12:03:04 +00:00
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+ tasklet_disable(&sc->bcon_tasklet);
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+
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2011-05-17 11:14:15 +00:00
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+ bf = avp->av_bcbuf;
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+ if (!bf || !bf->bf_mpdu)
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2011-05-18 12:03:04 +00:00
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+ goto skip;
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2011-05-17 11:14:15 +00:00
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+
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+ status = ath9k_hw_txprocdesc(ah, bf->bf_desc, &ts);
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+ if (status == -EINPROGRESS)
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2011-05-18 12:03:04 +00:00
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+ goto skip;
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2011-05-17 11:14:15 +00:00
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+
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+ sc->beacon.tx_processed = true;
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2011-05-18 12:03:04 +00:00
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+ sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
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+
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+skip:
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+ tasklet_enable(&sc->bcon_tasklet);
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2011-05-17 11:14:15 +00:00
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+ }
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+
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+ return sc->beacon.tx_last;
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+}
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+
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struct ieee80211_ops ath9k_ops = {
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.tx = ath9k_tx,
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.start = ath9k_start,
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2011-05-28 16:45:17 +00:00
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@@ -2340,4 +2382,5 @@ struct ieee80211_ops ath9k_ops = {
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2011-05-17 11:14:15 +00:00
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.set_coverage_class = ath9k_set_coverage_class,
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.flush = ath9k_flush,
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.tx_frames_pending = ath9k_tx_frames_pending,
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+ .tx_last_beacon = ath9k_tx_last_beacon,
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};
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