diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/main.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 96 |
1 files changed, 16 insertions, 80 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 4a00806e285..38794850f00 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -118,13 +118,15 @@ void ath9k_ps_restore(struct ath_softc *sc) if (--sc->ps_usecount != 0) goto unlock; - if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK)) + if (sc->ps_flags & PS_WAIT_FOR_TX_ACK) + goto unlock; + + if (sc->ps_idle) mode = ATH9K_PM_FULL_SLEEP; else if (sc->ps_enabled && !(sc->ps_flags & (PS_WAIT_FOR_BEACON | PS_WAIT_FOR_CAB | - PS_WAIT_FOR_PSPOLL_DATA | - PS_WAIT_FOR_TX_ACK))) + PS_WAIT_FOR_PSPOLL_DATA))) mode = ATH9K_PM_NETWORK_SLEEP; else goto unlock; @@ -332,17 +334,11 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan, hchan = ah->curchan; } - if (fastcc && (ah->chip_fullsleep || - !ath9k_hw_check_alive(ah))) - fastcc = false; - if (!ath_prepare_reset(sc, retry_tx, flush)) fastcc = false; ath_dbg(common, CONFIG, "Reset to %u MHz, HT40: %d fastcc: %d\n", - hchan->channel, !!(hchan->channelFlags & (CHANNEL_HT40MINUS | - CHANNEL_HT40PLUS)), - fastcc); + hchan->channel, IS_CHAN_HT40(hchan), fastcc); r = ath9k_hw_reset(ah, hchan, caldata, fastcc); if (r) { @@ -373,12 +369,8 @@ static int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw, if (sc->sc_flags & SC_OP_INVALID) return -EIO; - ath9k_ps_wakeup(sc); - r = ath_reset_internal(sc, hchan, false); - ath9k_ps_restore(sc); - return r; } @@ -647,7 +639,8 @@ static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta, #endif an->sta = sta; an->vif = vif; - if (sc->sc_flags & SC_OP_TXAGGR) { + + if (sta->ht_cap.ht_supported) { ath_tx_node_init(sc, an); an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + sta->ht_cap.ampdu_factor); @@ -666,7 +659,7 @@ static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta) an->sta = NULL; #endif - if (sc->sc_flags & SC_OP_TXAGGR) + if (sta->ht_cap.ht_supported) ath_tx_node_cleanup(sc, an); } @@ -741,12 +734,7 @@ void ath9k_tasklet(unsigned long data) ath_tx_tasklet(sc); } - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - if (status & ATH9K_INT_GENTIMER) - ath_gen_timer_isr(sc->sc_ah); - - if ((status & ATH9K_INT_MCI) && ATH9K_HW_CAP_MCI) - ath_mci_intr(sc); + ath9k_btcoex_handle_interrupt(sc, status); out: /* re-enable hardware interrupt */ @@ -1004,12 +992,8 @@ static int ath9k_start(struct ieee80211_hw *hw) curchan->center_freq); ath9k_ps_wakeup(sc); - mutex_lock(&sc->mutex); - /* setup initial channel */ - sc->chan_idx = curchan->hw_value; - init_channel = ath9k_cmn_get_curchannel(hw, ah); /* Reset SERDES registers */ @@ -1058,9 +1042,6 @@ static int ath9k_start(struct ieee80211_hw *hw) sc->sc_flags &= ~SC_OP_INVALID; sc->sc_ah->is_monitoring = false; - /* Disable BMISS interrupt when we're not associated */ - ah->imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS); - if (!ath_complete_reset(sc, false)) { r = -EIO; spin_unlock_bh(&sc->sc_pcu_lock); @@ -1081,16 +1062,7 @@ static int ath9k_start(struct ieee80211_hw *hw) spin_unlock_bh(&sc->sc_pcu_lock); - if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) && - !ah->btcoex_hw.enabled) { - if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) - ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT, - AR_STOMP_LOW_WLAN_WGHT); - ath9k_hw_btcoex_enable(ah); - - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - ath9k_btcoex_timer_resume(sc); - } + ath9k_start_btcoex(sc); if (ah->caps.pcie_lcr_extsync_en && common->bus_ops->extn_synch_en) common->bus_ops->extn_synch_en(common); @@ -1191,13 +1163,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) /* Ensure HW is awake when we try to shut it down. */ ath9k_ps_wakeup(sc); - if (ah->btcoex_hw.enabled && - ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) { - ath9k_hw_btcoex_disable(ah); - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - ath9k_btcoex_timer_pause(sc); - ath_mci_flush_profile(&sc->btcoex.mci); - } + ath9k_stop_btcoex(sc); spin_lock_bh(&sc->sc_pcu_lock); @@ -1303,7 +1269,6 @@ static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) iter_data->nwds++; break; default: - iter_data->nothers++; break; } } @@ -1589,12 +1554,6 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); - /* - * Leave this as the first check because we need to turn on the - * radio if it was disabled before prior to processing the rest - * of the changes. Likewise we must only disable the radio towards - * the end. - */ if (changed & IEEE80211_CONF_CHANGE_IDLE) { sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE); if (sc->ps_idle) @@ -1793,7 +1752,7 @@ static void ath9k_sta_notify(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_node *an = (struct ath_node *) sta->drv_priv; - if (!(sc->sc_flags & SC_OP_TXAGGR)) + if (!sta->ht_cap.ht_supported) return; switch (cmd) { @@ -2005,7 +1964,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); - if (changed & BSS_CHANGED_BSSID) { + if (changed & BSS_CHANGED_ASSOC) { ath9k_config_bss(sc, vif); ath_dbg(common, CONFIG, "BSSID: %pM aid: 0x%x\n", @@ -2085,25 +2044,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, ath_beacon_config(sc, vif); } - if (changed & BSS_CHANGED_ERP_PREAMBLE) { - ath_dbg(common, CONFIG, "BSS Changed PREAMBLE %d\n", - bss_conf->use_short_preamble); - if (bss_conf->use_short_preamble) - sc->sc_flags |= SC_OP_PREAMBLE_SHORT; - else - sc->sc_flags &= ~SC_OP_PREAMBLE_SHORT; - } - - if (changed & BSS_CHANGED_ERP_CTS_PROT) { - ath_dbg(common, CONFIG, "BSS Changed CTS PROT %d\n", - bss_conf->use_cts_prot); - if (bss_conf->use_cts_prot && - hw->conf.channel->band != IEEE80211_BAND_5GHZ) - sc->sc_flags |= SC_OP_PROTECT_ENABLE; - else - sc->sc_flags &= ~SC_OP_PROTECT_ENABLE; - } - mutex_unlock(&sc->mutex); ath9k_ps_restore(sc); } @@ -2161,15 +2101,10 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, switch (action) { case IEEE80211_AMPDU_RX_START: - if (!(sc->sc_flags & SC_OP_RXAGGR)) - ret = -ENOTSUPP; break; case IEEE80211_AMPDU_RX_STOP: break; case IEEE80211_AMPDU_TX_START: - if (!(sc->sc_flags & SC_OP_TXAGGR)) - return -EOPNOTSUPP; - ath9k_ps_wakeup(sc); ret = ath_tx_aggr_start(sc, sta, tid, ssn); if (!ret) @@ -2332,6 +2267,7 @@ static int ath9k_tx_last_beacon(struct ieee80211_hw *hw) struct ath_vif *avp; struct ath_buf *bf; struct ath_tx_status ts; + bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); int status; vif = sc->beacon.bslot[0]; @@ -2342,7 +2278,7 @@ static int ath9k_tx_last_beacon(struct ieee80211_hw *hw) if (!avp->is_bslot_active) return 0; - if (!sc->beacon.tx_processed) { + if (!sc->beacon.tx_processed && !edma) { tasklet_disable(&sc->bcon_tasklet); bf = avp->av_bcbuf; |