* Beacons are always sent out at the lowest rate, and are not retried.
*/
static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
- struct ath_buf *bf)
+ struct ath_buf *bf, int rateidx)
{
struct sk_buff *skb = bf->bf_mpdu;
struct ath_hw *ah = sc->sc_ah;
antenna = ((sc->beacon.ast_be_xmit / sc->nbcnvifs) & 1 ? 2 : 1);
}
- ds->ds_data = bf->bf_buf_addr;
-
sband = &sc->sbands[common->hw->conf.channel->band];
- rate = sband->bitrates[0].hw_value;
+ rate = sband->bitrates[rateidx].hw_value;
if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
- rate |= sband->bitrates[0].hw_value_short;
+ rate |= sband->bitrates[rateidx].hw_value_short;
ath9k_hw_set11n_txdesc(ah, ds, skb->len + FCS_LEN,
ATH9K_PKT_TYPE_BEACON,
/* NB: beacon's BufLen must be a multiple of 4 bytes */
ath9k_hw_filltxdesc(ah, ds, roundup(skb->len, 4),
- true, true, ds);
+ true, true, ds, bf->bf_buf_addr,
+ sc->beacon.beaconq);
memset(series, 0, sizeof(struct ath9k_11n_rate_series) * 4);
series[0].Tries = 1;
}
}
- ath_beacon_setup(sc, avp, bf);
+ ath_beacon_setup(sc, avp, bf, info->control.rates[0].idx);
while (skb) {
ath_tx_cabq(hw, skb);
bf = avp->av_bcbuf;
skb = bf->bf_mpdu;
- ath_beacon_setup(sc, avp, bf);
+ ath_beacon_setup(sc, avp, bf, 0);
/* NB: caller is known to have already stopped tx dma */
ath9k_hw_puttxbuf(ah, sc->beacon.beaconq, bf->bf_daddr);
avp->av_bslot = 0;
for (slot = 0; slot < ATH_BCBUF; slot++)
if (sc->beacon.bslot[slot] == NULL) {
- /*
- * XXX hack, space out slots to better
- * deal with misses
- */
- if (slot+1 < ATH_BCBUF &&
- sc->beacon.bslot[slot+1] == NULL) {
- avp->av_bslot = slot+1;
- break;
- }
avp->av_bslot = slot;
+
/* NB: keep looking for a double slot */
+ if (slot == 0 || !sc->beacon.bslot[slot-1])
+ break;
}
BUG_ON(sc->beacon.bslot[avp->av_bslot] != NULL);
sc->beacon.bslot[avp->av_bslot] = vif;
sc->beacon.updateslot = COMMIT; /* commit next beacon */
sc->beacon.slotupdate = slot;
} else if (sc->beacon.updateslot == COMMIT && sc->beacon.slotupdate == slot) {
- ath9k_hw_setslottime(sc->sc_ah, sc->beacon.slottime);
+ ah->slottime = sc->beacon.slottime;
+ ath9k_hw_init_global_settings(ah);
sc->beacon.updateslot = OK;
}
if (bfaddr != 0) {
static void ath_beacon_config_ap(struct ath_softc *sc,
struct ath_beacon_config *conf)
{
+ struct ath_hw *ah = sc->sc_ah;
u32 nexttbtt, intval;
- /* Configure the timers only when the TSF has to be reset */
-
- if (!(sc->sc_flags & SC_OP_TSF_RESET))
- return;
-
/* NB: the beacon interval is kept internally in TU's */
intval = conf->beacon_interval & ATH9K_BEACON_PERIOD;
intval /= ATH_BCBUF; /* for staggered beacons */
nexttbtt = intval;
- intval |= ATH9K_BEACON_RESET_TSF;
+
+ if (sc->sc_flags & SC_OP_TSF_RESET)
+ intval |= ATH9K_BEACON_RESET_TSF;
/*
* In AP mode we enable the beacon timers and SWBA interrupts to
* prepare beacon frames.
*/
intval |= ATH9K_BEACON_ENA;
- sc->imask |= ATH9K_INT_SWBA;
+ ah->imask |= ATH9K_INT_SWBA;
ath_beaconq_config(sc);
/* Set the computed AP beacon timers */
- ath9k_hw_set_interrupts(sc->sc_ah, 0);
+ ath9k_hw_set_interrupts(ah, 0);
ath9k_beacon_init(sc, nexttbtt, intval);
sc->beacon.bmisscnt = 0;
- ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
+ ath9k_hw_set_interrupts(ah, ah->imask);
/* Clear the reset TSF flag, so that subsequent beacon updation
will not reset the HW TSF. */
static void ath_beacon_config_sta(struct ath_softc *sc,
struct ath_beacon_config *conf)
{
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_beacon_state bs;
int dtimperiod, dtimcount, sleepduration;
int cfpperiod, cfpcount;
u64 tsf;
int num_beacons, offset, dtim_dec_count, cfp_dec_count;
+ /* No need to configure beacon if we are not associated */
+ if (!common->curaid) {
+ ath_print(common, ATH_DBG_BEACON,
+ "STA is not yet associated..skipping beacon config\n");
+ return;
+ }
+
memset(&bs, 0, sizeof(bs));
intval = conf->beacon_interval & ATH9K_BEACON_PERIOD;
* Pull nexttbtt forward to reflect the current
* TSF and calculate dtim+cfp state for the result.
*/
- tsf = ath9k_hw_gettsf64(sc->sc_ah);
+ tsf = ath9k_hw_gettsf64(ah);
tsftu = TSF_TO_TU(tsf>>32, tsf) + FUDGE;
num_beacons = tsftu / intval + 1;
/* Set the computed STA beacon timers */
- ath9k_hw_set_interrupts(sc->sc_ah, 0);
- ath9k_hw_set_sta_beacon_timers(sc->sc_ah, &bs);
- sc->imask |= ATH9K_INT_BMISS;
- ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
+ ath9k_hw_set_interrupts(ah, 0);
+ ath9k_hw_set_sta_beacon_timers(ah, &bs);
+ ah->imask |= ATH9K_INT_BMISS;
+ ath9k_hw_set_interrupts(ah, ah->imask);
}
static void ath_beacon_config_adhoc(struct ath_softc *sc,
struct ath_beacon_config *conf,
struct ieee80211_vif *vif)
{
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
u64 tsf;
u32 tsftu, intval, nexttbtt;
else if (intval)
nexttbtt = roundup(nexttbtt, intval);
- tsf = ath9k_hw_gettsf64(sc->sc_ah);
+ tsf = ath9k_hw_gettsf64(ah);
tsftu = TSF_TO_TU((u32)(tsf>>32), (u32)tsf) + FUDGE;
do {
nexttbtt += intval;
* self-linked tx descriptor and let the hardware deal with things.
*/
intval |= ATH9K_BEACON_ENA;
- if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_VEOL))
- sc->imask |= ATH9K_INT_SWBA;
+ if (!(ah->caps.hw_caps & ATH9K_HW_CAP_VEOL))
+ ah->imask |= ATH9K_INT_SWBA;
ath_beaconq_config(sc);
/* Set the computed ADHOC beacon timers */
- ath9k_hw_set_interrupts(sc->sc_ah, 0);
+ ath9k_hw_set_interrupts(ah, 0);
ath9k_beacon_init(sc, nexttbtt, intval);
sc->beacon.bmisscnt = 0;
- ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
+ ath9k_hw_set_interrupts(ah, ah->imask);
/* FIXME: Handle properly when vif is NULL */
- if (vif && sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)
+ if (vif && ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)
ath_beacon_start_adhoc(sc, vif);
}
enum nl80211_iftype iftype;
/* Setup the beacon configuration parameters */
-
if (vif) {
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;