From 2f8e82e8ab4629e648925c566cc26bdcf25f0aec Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Tue, 17 Jul 2012 17:16:16 +0530 Subject: [PATCH] ath9k: Set the TSF adjust value properly Signed-off-by: Sujith Manoharan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/ath9k.h | 1 + drivers/net/wireless/ath/ath9k/beacon.c | 17 +++++++++++++++++ drivers/net/wireless/ath/ath9k/main.c | 3 +++ 3 files changed, 21 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 00a22683981a..4aca1e5dd712 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -421,6 +421,7 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif, u32 changed); void ath9k_beacon_assign_slot(struct ath_softc *sc, struct ieee80211_vif *vif); void ath9k_beacon_remove_slot(struct ath_softc *sc, struct ieee80211_vif *vif); +void ath9k_set_tsfadjust(struct ath_softc *sc, struct ieee80211_vif *vif); void ath9k_set_beacon(struct ath_softc *sc); void ath9k_set_beaconing_status(struct ath_softc *sc, bool status); diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 02fbd3eebc2b..f2a2131c5ce5 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -268,6 +268,23 @@ void ath9k_beacon_remove_slot(struct ath_softc *sc, struct ieee80211_vif *vif) tasklet_enable(&sc->bcon_tasklet); } +void ath9k_set_tsfadjust(struct ath_softc *sc, struct ieee80211_vif *vif) +{ + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf; + struct ath_vif *avp = (void *)vif->drv_priv; + u64 tsfadjust; + + if (avp->av_bslot == 0) + return; + + tsfadjust = cur_conf->beacon_interval * avp->av_bslot / ATH_BCBUF; + avp->tsf_adjust = cpu_to_le64(TU_TO_USEC(tsfadjust)); + + ath_dbg(common, CONFIG, "tsfadjust is: %llu for bslot: %d\n", + (unsigned long long)tsfadjust, avp->av_bslot); +} + void ath_beacon_tasklet(unsigned long data) { struct ath_softc *sc = (struct ath_softc *)data; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index d8ae0f5e3da7..915bd4881b3f 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1531,6 +1531,9 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, if ((changed & BSS_CHANGED_BEACON_ENABLED) || (changed & BSS_CHANGED_BEACON_INT)) { + if (ah->opmode == NL80211_IFTYPE_AP && + bss_conf->enable_beacon) + ath9k_set_tsfadjust(sc, vif); if (ath9k_allow_beacon_config(sc, vif)) ath9k_beacon_config(sc, vif, changed); } -- 2.20.1