ath9k: Assign seq# when mac80211 requests this

[deliverable/linux.git] / drivers / net / wireless / ath9k / beacon.c

diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c
index caf569401a34452b97577517b6b8f5fb09a24903..00a0eaa0886661e08735b76db242304b65ae7092 100644 (file)
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -209,6 +209,7 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id)
        unsigned int curlen;
        struct ath_txq *cabq;
        struct ath_txq *mcastq;
+       struct ieee80211_tx_info *info;
        avp = sc->sc_vaps[if_id];
 
        mcastq = &avp->av_mcastq;
@@ -232,6 +233,18 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id)
         */
        curlen = skb->len;
 
+       info = IEEE80211_SKB_CB(skb);
+       if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
+               /*
+                * TODO: make sure the seq# gets assigned properly (vs. other
+                * TX frames)
+                */
+               struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+               sc->seq_no += 0x10;
+               hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
+               hdr->seq_ctrl |= cpu_to_le16(sc->seq_no);
+       }
+
        /* XXX: spin_lock_bh should not be used here, but sparse bitches
         * otherwise. We should fix sparse :) */
        spin_lock_bh(&mcastq->axq_lock);