void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif,
u32 changed)
{
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) {
ath9k_cache_beacon_config(sc, bss_conf);
ath9k_set_beacon(sc);
set_bit(SC_OP_BEACONS, &sc->sc_flags);
} else {
/*
* Take care of multiple interfaces when
* enabling/disabling SWBA.
*/
if (changed & BSS_CHANGED_BEACON_ENABLED) {
if (!bss_conf->enable_beacon &&
(sc->nbcnvifs <= 1)) {
cur_conf->enable_beacon = false;
} else if (bss_conf->enable_beacon) {
cur_conf->enable_beacon = true;
ath9k_cache_beacon_config(sc, bss_conf);
}
}
if (cur_conf->beacon_interval) {
ath9k_set_beacon(sc);
if (cur_conf->enable_beacon)
set_bit(SC_OP_BEACONS, &sc->sc_flags);
else
clear_bit(SC_OP_BEACONS, &sc->sc_flags);
}
}
}
void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif,
u32 changed)
{
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
unsigned long flags;
bool skip_beacon = false;
if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) {
ath9k_cache_beacon_config(sc, bss_conf);
ath9k_set_beacon(sc);
set_bit(SC_OP_BEACONS, &sc->sc_flags);
return;
}
/*
* Take care of multiple interfaces when
* enabling/disabling SWBA.
*/
if (changed & BSS_CHANGED_BEACON_ENABLED) {
if (!bss_conf->enable_beacon &&
(sc->nbcnvifs <= 1)) {
cur_conf->enable_beacon = false;
} else if (bss_conf->enable_beacon) {
cur_conf->enable_beacon = true;
ath9k_cache_beacon_config(sc, bss_conf);
}
}
/*
* Configure the HW beacon registers only when we have a valid
* beacon interval.
*/
if (cur_conf->beacon_interval) {
/*
* If we are joining an existing IBSS network, start beaconing
* only after a TSF-sync has taken place. Ensure that this
* happens by setting the appropriate flags.
*/
if ((changed & BSS_CHANGED_IBSS) && !bss_conf->ibss_creator &&
bss_conf->enable_beacon) {
spin_lock_irqsave(&sc->sc_pm_lock, flags);
sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON;
spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
skip_beacon = true;
} else {
ath9k_set_beacon(sc);
}
/*
* Do not set the SC_OP_BEACONS flag for IBSS joiner mode
* here, it is done in ath9k_beacon_config_adhoc().
*/
if (cur_conf->enable_beacon && !skip_beacon)
set_bit(SC_OP_BEACONS, &sc->sc_flags);
else
clear_bit(SC_OP_BEACONS, &sc->sc_flags);
}
}
