---- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-@@ -203,7 +203,7 @@ static void ar9002_hw_iqcalibrate(struct
- i);
-
- ath_dbg(common, ATH_DBG_CALIBRATE,
-- "Orignal: Chn %diq_corr_meas = 0x%08x\n",
-+ "Original: Chn %d iq_corr_meas = 0x%08x\n",
- i, ah->totalIqCorrMeas[i]);
-
- iqCorrNeg = 0;
---- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-@@ -226,7 +226,7 @@ static void ar9003_hw_iqcalibrate(struct
- i);
-
- ath_dbg(common, ATH_DBG_CALIBRATE,
-- "Orignal: Chn %diq_corr_meas = 0x%08x\n",
-+ "Original: Chn %d iq_corr_meas = 0x%08x\n",
- i, ah->totalIqCorrMeas[i]);
-
- iqCorrNeg = 0;
---- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
-+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
-@@ -808,7 +808,8 @@ void ath9k_htc_ani_work(struct work_stru
- }
-
- /* Verify whether we must check ANI */
-- if ((timestamp - common->ani.checkani_timer) >= ATH_ANI_POLLINTERVAL) {
-+ if (ah->config.enable_ani &&
-+ (timestamp - common->ani.checkani_timer) >= ATH_ANI_POLLINTERVAL) {
- aniflag = true;
- common->ani.checkani_timer = timestamp;
- }
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -504,7 +504,7 @@ static int ath9k_hw_post_init(struct ath
- return ecode;
- }
-
-- if (!AR_SREV_9100(ah) && !AR_SREV_9340(ah)) {
-+ if (ah->config.enable_ani) {
- ath9k_hw_ani_setup(ah);
- ath9k_hw_ani_init(ah);
- }
-@@ -610,6 +610,10 @@ static int __ath9k_hw_init(struct ath_hw
- if (!AR_SREV_9300_20_OR_LATER(ah))
- ah->ani_function &= ~ATH9K_ANI_MRC_CCK;
-
-+ /* disable ANI for 9340 */
-+ if (AR_SREV_9340(ah))
-+ ah->config.enable_ani = false;
-+
- ath9k_hw_init_mode_regs(ah);
-
- if (!ah->is_pciexpress)
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -118,7 +118,7 @@ void ath9k_ps_restore(struct ath_softc *
- if (--sc->ps_usecount != 0)
- goto unlock;
-
-- if (sc->ps_idle)
-+ if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
- mode = ATH9K_PM_FULL_SLEEP;
- else if (sc->ps_enabled &&
- !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
-@@ -286,7 +286,7 @@ static bool ath_complete_reset(struct at
- ath_start_ani(common);
- }
-
-- if (ath9k_hw_ops(ah)->antdiv_comb_conf_get && sc->ant_rx != 3) {
-+ if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx != 3) {
- struct ath_hw_antcomb_conf div_ant_conf;
- u8 lna_conf;
-
-@@ -332,7 +332,8 @@ static int ath_reset_internal(struct ath
- hchan = ah->curchan;
- }
-
-- if (fastcc && !ath9k_hw_check_alive(ah))
-+ if (fastcc && (ah->chip_fullsleep ||
-+ !ath9k_hw_check_alive(ah)))
- fastcc = false;
-
- if (!ath_prepare_reset(sc, retry_tx, flush))
-@@ -561,7 +562,6 @@ void ath_ani_calibrate(unsigned long dat
- /* Long calibration runs independently of short calibration. */
- if ((timestamp - common->ani.longcal_timer) >= long_cal_interval) {
- longcal = true;
-- ath_dbg(common, ATH_DBG_ANI, "longcal @%lu\n", jiffies);
- common->ani.longcal_timer = timestamp;
- }
-
-@@ -569,8 +569,6 @@ void ath_ani_calibrate(unsigned long dat
- if (!common->ani.caldone) {
- if ((timestamp - common->ani.shortcal_timer) >= short_cal_interval) {
- shortcal = true;
-- ath_dbg(common, ATH_DBG_ANI,
-- "shortcal @%lu\n", jiffies);
- common->ani.shortcal_timer = timestamp;
- common->ani.resetcal_timer = timestamp;
- }
-@@ -584,8 +582,9 @@ void ath_ani_calibrate(unsigned long dat
- }
-
- /* Verify whether we must check ANI */
-- if ((timestamp - common->ani.checkani_timer) >=
-- ah->config.ani_poll_interval) {
-+ if (sc->sc_ah->config.enable_ani
-+ && (timestamp - common->ani.checkani_timer) >=
-+ ah->config.ani_poll_interval) {
- aniflag = true;
- common->ani.checkani_timer = timestamp;
- }
-@@ -605,6 +604,11 @@ void ath_ani_calibrate(unsigned long dat
- ah->rxchainmask, longcal);
+--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+@@ -510,7 +510,11 @@ int ath9k_hw_process_rxdesc_edma(struct
+ */
+ if (rxsp->status11 & AR_CRCErr)
+ rxs->rs_status |= ATH9K_RXERR_CRC;
+- else if (rxsp->status11 & AR_PHYErr) {
++ else if (rxsp->status11 & AR_DecryptCRCErr)
++ rxs->rs_status |= ATH9K_RXERR_DECRYPT;
++ else if (rxsp->status11 & AR_MichaelErr)
++ rxs->rs_status |= ATH9K_RXERR_MIC;
++ if (rxsp->status11 & AR_PHYErr) {
+ phyerr = MS(rxsp->status11, AR_PHYErrCode);
+ /*
+ * If we reach a point here where AR_PostDelimCRCErr is
+@@ -532,11 +536,7 @@ int ath9k_hw_process_rxdesc_edma(struct
+ rxs->rs_status |= ATH9K_RXERR_PHY;
+ rxs->rs_phyerr = phyerr;
+ }
+-
+- } else if (rxsp->status11 & AR_DecryptCRCErr)
+- rxs->rs_status |= ATH9K_RXERR_DECRYPT;
+- else if (rxsp->status11 & AR_MichaelErr)
+- rxs->rs_status |= ATH9K_RXERR_MIC;
++ };
}
-+ ath_dbg(common, ATH_DBG_ANI,
-+ "Calibration @%lu finished: %s %s %s, caldone: %s\n", jiffies,
-+ longcal ? "long" : "", shortcal ? "short" : "",
-+ aniflag ? "ani" : "", common->ani.caldone ? "true" : "false");
-+
- ath9k_ps_restore(sc);
-
- set_timer:
-@@ -886,82 +890,6 @@ chip_reset:
- #undef SCHED_INTR
- }
-
--static void ath_radio_enable(struct ath_softc *sc, struct ieee80211_hw *hw)
--{
-- struct ath_hw *ah = sc->sc_ah;
-- struct ath_common *common = ath9k_hw_common(ah);
-- struct ieee80211_channel *channel = hw->conf.channel;
-- int r;
--
-- ath9k_ps_wakeup(sc);
-- spin_lock_bh(&sc->sc_pcu_lock);
-- atomic_set(&ah->intr_ref_cnt, -1);
--
-- ath9k_hw_configpcipowersave(ah, false);
--
-- if (!ah->curchan)
-- ah->curchan = ath9k_cmn_get_curchannel(sc->hw, ah);
--
-- r = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
-- if (r) {
-- ath_err(common,
-- "Unable to reset channel (%u MHz), reset status %d\n",
-- channel->center_freq, r);
-- }
--
-- ath_complete_reset(sc, true);
--
-- /* Enable LED */
-- ath9k_hw_cfg_output(ah, ah->led_pin,
-- AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
-- ath9k_hw_set_gpio(ah, ah->led_pin, 0);
--
-- spin_unlock_bh(&sc->sc_pcu_lock);
--
-- ath9k_ps_restore(sc);
--}
--
--void ath_radio_disable(struct ath_softc *sc, struct ieee80211_hw *hw)
--{
-- struct ath_hw *ah = sc->sc_ah;
-- struct ieee80211_channel *channel = hw->conf.channel;
-- int r;
--
-- ath9k_ps_wakeup(sc);
--
-- ath_cancel_work(sc);
--
-- spin_lock_bh(&sc->sc_pcu_lock);
--
-- /*
-- * Keep the LED on when the radio is disabled
-- * during idle unassociated state.
-- */
-- if (!sc->ps_idle) {
-- ath9k_hw_set_gpio(ah, ah->led_pin, 1);
-- ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
-- }
--
-- ath_prepare_reset(sc, false, true);
--
-- if (!ah->curchan)
-- ah->curchan = ath9k_cmn_get_curchannel(hw, ah);
--
-- r = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
-- if (r) {
-- ath_err(ath9k_hw_common(sc->sc_ah),
-- "Unable to reset channel (%u MHz), reset status %d\n",
-- channel->center_freq, r);
-- }
--
-- ath9k_hw_phy_disable(ah);
--
-- ath9k_hw_configpcipowersave(ah, true);
--
-- spin_unlock_bh(&sc->sc_pcu_lock);
-- ath9k_ps_restore(sc);
--}
--
- static int ath_reset(struct ath_softc *sc, bool retry_tx)
+ if (rxsp->status11 & AR_KeyMiss)
+--- a/drivers/net/wireless/ath/carl9170/tx.c
++++ b/drivers/net/wireless/ath/carl9170/tx.c
+@@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a
{
- int r;
-@@ -1097,6 +1025,9 @@ static int ath9k_start(struct ieee80211_
- * and then setup of the interrupt mask.
- */
- spin_lock_bh(&sc->sc_pcu_lock);
-+
-+ atomic_set(&ah->intr_ref_cnt, -1);
-+
- r = ath9k_hw_reset(ah, init_channel, ah->caldata, false);
- if (r) {
- ath_err(common,
-@@ -1138,6 +1069,18 @@ static int ath9k_start(struct ieee80211_
- goto mutex_unlock;
- }
+ struct ieee80211_sta *sta;
+ struct carl9170_sta_info *sta_info;
++ struct ieee80211_tx_info *tx_info;
+
+ rcu_read_lock();
+ sta = __carl9170_get_tx_sta(ar, skb);
+@@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a
+ goto out_rcu;
+
+ sta_info = (void *) sta->drv_priv;
+- if (unlikely(sta_info->sleeping)) {
+- struct ieee80211_tx_info *tx_info;
++ tx_info = IEEE80211_SKB_CB(skb);
+
++ if (unlikely(sta_info->sleeping) &&
++ !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER |
++ IEEE80211_TX_CTL_CLEAR_PS_FILT))) {
+ rcu_read_unlock();
-+ if (ah->led_pin >= 0) {
-+ ath9k_hw_cfg_output(ah, ah->led_pin,
-+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
-+ ath9k_hw_set_gpio(ah, ah->led_pin, 0);
-+ }
-+
-+ /*
-+ * Reset key cache to sane defaults (all entries cleared) instead of
-+ * semi-random values after suspend/resume.
-+ */
-+ ath9k_cmn_init_crypto(sc->sc_ah);
-+
- spin_unlock_bh(&sc->sc_pcu_lock);
+- tx_info = IEEE80211_SKB_CB(skb);
+ if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
+ atomic_dec(&ar->tx_ampdu_upload);
- if ((ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE) &&
-@@ -1183,6 +1126,13 @@ static void ath9k_tx(struct ieee80211_hw
- }
- }
+--- a/drivers/net/wireless/iwlegacy/4965-mac.c
++++ b/drivers/net/wireless/iwlegacy/4965-mac.c
+@@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct
+ sta_priv = (void *)sta->drv_priv;
-+ /*
-+ * Cannot tx while the hardware is in full sleep, it first needs a full
-+ * chip reset to recover from that
-+ */
-+ if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_FULL_SLEEP))
-+ goto exit;
-+
- if (unlikely(sc->sc_ah->power_mode != ATH9K_PM_AWAKE)) {
+ if (sta_priv && sta_priv->asleep &&
+- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
++ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
/*
- * We are using PS-Poll and mac80211 can request TX while in
-@@ -1229,6 +1179,7 @@ static void ath9k_stop(struct ieee80211_
- struct ath_softc *sc = hw->priv;
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
-+ bool prev_idle;
-
- mutex_lock(&sc->mutex);
-
-@@ -1259,35 +1210,45 @@ static void ath9k_stop(struct ieee80211_
- * before setting the invalid flag. */
- ath9k_hw_disable_interrupts(ah);
-
-- if (!(sc->sc_flags & SC_OP_INVALID)) {
-- ath_drain_all_txq(sc, false);
-- ath_stoprecv(sc);
-- ath9k_hw_phy_disable(ah);
-- } else
-- sc->rx.rxlink = NULL;
-+ spin_unlock_bh(&sc->sc_pcu_lock);
-+
-+ /* we can now sync irq and kill any running tasklets, since we already
-+ * disabled interrupts and not holding a spin lock */
-+ synchronize_irq(sc->irq);
-+ tasklet_kill(&sc->intr_tq);
-+ tasklet_kill(&sc->bcon_tasklet);
-+
-+ prev_idle = sc->ps_idle;
-+ sc->ps_idle = true;
-+
-+ spin_lock_bh(&sc->sc_pcu_lock);
-+
-+ if (ah->led_pin >= 0) {
-+ ath9k_hw_set_gpio(ah, ah->led_pin, 1);
-+ ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
-+ }
-+
-+ ath_prepare_reset(sc, false, true);
-
- if (sc->rx.frag) {
- dev_kfree_skb_any(sc->rx.frag);
- sc->rx.frag = NULL;
- }
-
-- /* disable HAL and put h/w to sleep */
-- ath9k_hw_disable(ah);
-+ if (!ah->curchan)
-+ ah->curchan = ath9k_cmn_get_curchannel(hw, ah);
-
-- spin_unlock_bh(&sc->sc_pcu_lock);
-+ ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
-+ ath9k_hw_phy_disable(ah);
-
-- /* we can now sync irq and kill any running tasklets, since we already
-- * disabled interrupts and not holding a spin lock */
-- synchronize_irq(sc->irq);
-- tasklet_kill(&sc->intr_tq);
-- tasklet_kill(&sc->bcon_tasklet);
-+ ath9k_hw_configpcipowersave(ah, true);
-
-- ath9k_ps_restore(sc);
-+ spin_unlock_bh(&sc->sc_pcu_lock);
-
-- sc->ps_idle = true;
-- ath_radio_disable(sc, hw);
-+ ath9k_ps_restore(sc);
-
- sc->sc_flags |= SC_OP_INVALID;
-+ sc->ps_idle = prev_idle;
-
- mutex_unlock(&sc->mutex);
-
-@@ -1627,8 +1588,8 @@ static int ath9k_config(struct ieee80211
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_conf *conf = &hw->conf;
-- bool disable_radio = false;
-
-+ ath9k_ps_wakeup(sc);
- mutex_lock(&sc->mutex);
-
- /*
-@@ -1639,13 +1600,8 @@ static int ath9k_config(struct ieee80211
- */
- if (changed & IEEE80211_CONF_CHANGE_IDLE) {
- sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE);
-- if (!sc->ps_idle) {
-- ath_radio_enable(sc, hw);
-- ath_dbg(common, ATH_DBG_CONFIG,
-- "not-idle: enabling radio\n");
-- } else {
-- disable_radio = true;
-- }
-+ if (sc->ps_idle)
-+ ath_cancel_work(sc);
- }
-
- /*
-@@ -1752,18 +1708,12 @@ static int ath9k_config(struct ieee80211
- ath_dbg(common, ATH_DBG_CONFIG,
- "Set power: %d\n", conf->power_level);
- sc->config.txpowlimit = 2 * conf->power_level;
-- ath9k_ps_wakeup(sc);
- ath9k_cmn_update_txpow(ah, sc->curtxpow,
- sc->config.txpowlimit, &sc->curtxpow);
-- ath9k_ps_restore(sc);
-- }
--
-- if (disable_radio) {
-- ath_dbg(common, ATH_DBG_CONFIG, "idle: disabling radio\n");
-- ath_radio_disable(sc, hw);
- }
-
- mutex_unlock(&sc->mutex);
-+ ath9k_ps_restore(sc);
-
- return 0;
- }
-@@ -2331,9 +2281,6 @@ static void ath9k_flush(struct ieee80211
- return;
- }
-
-- if (drop)
-- timeout = 1;
--
- for (j = 0; j < timeout; j++) {
- bool npend = false;
-
-@@ -2351,21 +2298,22 @@ static void ath9k_flush(struct ieee80211
- }
-
- if (!npend)
-- goto out;
-+ break;
- }
-
-- ath9k_ps_wakeup(sc);
-- spin_lock_bh(&sc->sc_pcu_lock);
-- drain_txq = ath_drain_all_txq(sc, false);
-- spin_unlock_bh(&sc->sc_pcu_lock);
-+ if (drop) {
-+ ath9k_ps_wakeup(sc);
-+ spin_lock_bh(&sc->sc_pcu_lock);
-+ drain_txq = ath_drain_all_txq(sc, false);
-+ spin_unlock_bh(&sc->sc_pcu_lock);
-
-- if (!drain_txq)
-- ath_reset(sc, false);
-+ if (!drain_txq)
-+ ath_reset(sc, false);
-
-- ath9k_ps_restore(sc);
-- ieee80211_wake_queues(hw);
-+ ath9k_ps_restore(sc);
-+ ieee80211_wake_queues(hw);
-+ }
-
--out:
- ieee80211_queue_delayed_work(hw, &sc->tx_complete_work, 0);
- mutex_unlock(&sc->mutex);
- }
---- a/drivers/net/wireless/ath/ath9k/pci.c
-+++ b/drivers/net/wireless/ath/ath9k/pci.c
-@@ -307,12 +307,11 @@ static int ath_pci_suspend(struct device
- struct ieee80211_hw *hw = pci_get_drvdata(pdev);
- struct ath_softc *sc = hw->priv;
-
-- ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
--
- /* The device has to be moved to FULLSLEEP forcibly.
- * Otherwise the chip never moved to full sleep,
- * when no interface is up.
- */
-+ ath9k_hw_disable(sc->sc_ah);
- ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
-
- return 0;
-@@ -334,22 +333,6 @@ static int ath_pci_resume(struct device
- if ((val & 0x0000ff00) != 0)
- pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
-
-- ath9k_ps_wakeup(sc);
-- /* Enable LED */
-- ath9k_hw_cfg_output(sc->sc_ah, sc->sc_ah->led_pin,
-- AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
-- ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
--
-- /*
-- * Reset key cache to sane defaults (all entries cleared) instead of
-- * semi-random values after suspend/resume.
-- */
-- ath9k_cmn_init_crypto(sc->sc_ah);
-- ath9k_ps_restore(sc);
--
-- sc->ps_idle = true;
-- ath_radio_disable(sc, hw);
--
- return 0;
- }
-
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -1954,7 +1954,7 @@ static void ath_tx_complete(struct ath_s
- skb_pull(skb, padsize);
+ * This sends an asynchronous command to the device,
+ * but we can rely on it being processed before the
+--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
++++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+@@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
+ sta_priv = (void *)info->control.sta->drv_priv;
+
+ if (sta_priv && sta_priv->asleep &&
+- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
++ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
+ /*
+ * This sends an asynchronous command to the device,
+ * but we can rely on it being processed before the
+@@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
+ * counter.
+ * For now set the counter to just 1 since we do not
+ * support uAPSD yet.
++ *
++ * FIXME: If we get two non-bufferable frames one
++ * after the other, we might only send out one of
++ * them because this is racy.
+ */
+ iwl_sta_modify_sleep_tx_count(priv, sta_id, 1);
}
-
-- if (sc->ps_flags & PS_WAIT_FOR_TX_ACK) {
-+ if ((sc->ps_flags & PS_WAIT_FOR_TX_ACK) && !txq->axq_depth) {
- sc->ps_flags &= ~PS_WAIT_FOR_TX_ACK;
- ath_dbg(common, ATH_DBG_PS,
- "Going back to sleep after having received TX status (0x%lx)\n",
---- a/include/linux/nl80211.h
-+++ b/include/linux/nl80211.h
-@@ -2785,9 +2785,11 @@ enum nl80211_ap_sme_features {
- * @NL80211_FEATURE_SK_TX_STATUS: This driver supports reflecting back
- * TX status to the socket error queue when requested with the
- * socket option.
-+ * @NL80211_FEATURE_HT_IBSS: This driver supports IBSS with HT datarates.
- */
- enum nl80211_feature_flags {
- NL80211_FEATURE_SK_TX_STATUS = 1 << 0,
-+ NL80211_FEATURE_HT_IBSS = 1 << 1,
- };
-
- /**
---- a/include/net/cfg80211.h
-+++ b/include/net/cfg80211.h
-@@ -1149,6 +1149,7 @@ struct cfg80211_ibss_params {
- u8 *ssid;
- u8 *bssid;
- struct ieee80211_channel *channel;
-+ enum nl80211_channel_type channel_type;
- u8 *ie;
- u8 ssid_len, ie_len;
- u16 beacon_interval;
-@@ -3270,6 +3271,16 @@ void cfg80211_report_obss_beacon(struct
- const u8 *frame, size_t len,
- int freq, gfp_t gfp);
-
-+/*
-+ * cfg80211_can_beacon_sec_chan - test if ht40 on extension channel can be used
-+ * @wiphy: the wiphy
-+ * @chan: main channel
-+ * @channel_type: HT mode
-+ */
-+int cfg80211_can_beacon_sec_chan(struct wiphy *wiphy,
-+ struct ieee80211_channel *chan,
-+ enum nl80211_channel_type channel_type);
-+
- /* Logging, debugging and troubleshooting/diagnostic helpers. */
-
- /* wiphy_printk helpers, similar to dev_printk */
+--- a/drivers/net/wireless/p54/txrx.c
++++ b/drivers/net/wireless/p54/txrx.c
+@@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p
+ if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ))
+ *flags |= P54_HDR_FLAG_DATA_OUT_SEQNR;
+
+- if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)
++ if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)
+ *flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL;
+
+ if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
+--- a/include/net/mac80211.h
++++ b/include/net/mac80211.h
+@@ -341,9 +341,9 @@ struct ieee80211_bss_conf {
+ * used to indicate that a frame was already retried due to PS
+ * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211,
+ * used to indicate frame should not be encrypted
+- * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll
+- * frame (PS-Poll or uAPSD) and should be sent although the station
+- * is in powersave mode.
++ * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll
++ * frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must
++ * be sent although the station is in powersave mode.
+ * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the
+ * transmit function after the current frame, this can be used
+ * by drivers to kick the DMA queue only if unset or when the
+@@ -399,7 +399,7 @@ enum mac80211_tx_control_flags {
+ IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14),
+ IEEE80211_TX_INTFL_RETRIED = BIT(15),
+ IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16),
+- IEEE80211_TX_CTL_POLL_RESPONSE = BIT(17),
++ IEEE80211_TX_CTL_NO_PS_BUFFER = BIT(17),
+ IEEE80211_TX_CTL_MORE_FRAMES = BIT(18),
+ IEEE80211_TX_INTFL_RETRANSMISSION = BIT(19),
+ /* hole at 20, use later */
+@@ -425,7 +425,7 @@ enum mac80211_tx_control_flags {
+ IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU | \
+ IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK | \
+ IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK | \
+- IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE | \
++ IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER | \
+ IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC | \
+ IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP)
+
+@@ -1634,7 +1634,7 @@ void ieee80211_free_txskb(struct ieee802
+ * the station sends a PS-Poll or a uAPSD trigger frame, mac80211
+ * will inform the driver of this with the @allow_buffered_frames
+ * callback; this callback is optional. mac80211 will then transmit
+- * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE
++ * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER
+ * on each frame. The last frame in the service period (or the only
+ * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to
+ * indicate that it ends the service period; as this frame must have
+@@ -1642,6 +1642,9 @@ void ieee80211_free_txskb(struct ieee802
+ * When TX status is reported for this frame, the service period is
+ * marked has having ended and a new one can be started by the peer.
+ *
++ * Additionally, non-bufferable MMPDUs can also be transmitted by
++ * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them.
++ *
+ * Another race condition can happen on some devices like iwlwifi
+ * when there are frames queued for the station and it wakes up
+ * or polls; the frames that are already queued could end up being
+@@ -2140,7 +2143,7 @@ enum ieee80211_frame_release_type {
+ * @allow_buffered_frames: Prepare device to allow the given number of frames
+ * to go out to the given station. The frames will be sent by mac80211
+ * via the usual TX path after this call. The TX information for frames
+- * released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set
++ * released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set
+ * and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case
+ * frames from multiple TIDs are released and the driver might reorder
+ * them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
-@@ -185,6 +185,10 @@ static void ieee80211_send_addba_resp(st
- memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
- else if (sdata->vif.type == NL80211_IFTYPE_STATION)
+@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
-+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
-+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
+ else if (sdata->vif.type == NL80211_IFTYPE_WDS)
+ memcpy(mgmt->bssid, da, ETH_ALEN);
IEEE80211_STYPE_ACTION);
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
-@@ -79,10 +79,13 @@ static void ieee80211_send_addba_request
+@@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
if (sdata->vif.type == NL80211_IFTYPE_AP ||
sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
else if (sdata->vif.type == NL80211_IFTYPE_STATION)
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
-+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
-+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
-
- mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
- IEEE80211_STYPE_ACTION);
-@@ -437,7 +440,9 @@ int ieee80211_start_tx_ba_session(struct
- if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct
sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
-- sdata->vif.type != NL80211_IFTYPE_AP)
-+ sdata->vif.type != NL80211_IFTYPE_AP &&
+ sdata->vif.type != NL80211_IFTYPE_AP &&
+ sdata->vif.type != NL80211_IFTYPE_WDS &&
-+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
- return -EINVAL;
-
- if (test_sta_flag(sta, WLAN_STA_BLOCK_BA)) {
-@@ -448,6 +453,27 @@ int ieee80211_start_tx_ba_session(struct
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
return -EINVAL;
- }
-
-+ /*
-+ * 802.11n-2009 11.5.1.1: If the initiating STA is an HT STA, is a
-+ * member of an IBSS, and has no other existing Block Ack agreement
-+ * with the recipient STA, then the initiating STA shall transmit a
-+ * Probe Request frame to the recipient STA and shall not transmit an
-+ * ADDBA Request frame unless it receives a Probe Response frame
-+ * from the recipient within dot11ADDBAFailureTimeout.
-+ *
-+ * The probe request mechanism for ADDBA is currently not implemented,
-+ * but we only build up Block Ack session with HT STAs. This information
-+ * is set when we receive a bss info from a probe response or a beacon.
-+ */
-+ if (sta->sdata->vif.type == NL80211_IFTYPE_ADHOC &&
-+ !sta->sta.ht_cap.ht_supported) {
-+#ifdef CONFIG_MAC80211_HT_DEBUG
-+ printk(KERN_DEBUG "BA request denied - IBSS STA %pM"
-+ "does not advertise HT support\n", pubsta->addr);
-+#endif /* CONFIG_MAC80211_HT_DEBUG */
-+ return -EINVAL;
-+ }
-+
- spin_lock_bh(&sta->lock);
- /* we have tried too many times, receiver does not want A-MPDU */
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
int res = scnprintf(buf, sizeof(buf),
-- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
-+ "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
++ "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
TEST(PS_DRIVER), TEST(AUTHORIZED),
TEST(SHORT_PREAMBLE),
+ TEST(WME), TEST(CLEAR_PS_FILT),
TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
- TEST(TDLS_PEER_AUTH));
---- a/net/mac80211/ht.c
-+++ b/net/mac80211/ht.c
-@@ -47,7 +47,9 @@ void ieee80211_apply_htcap_overrides(str
- int i;
-
- if (sdata->vif.type != NL80211_IFTYPE_STATION) {
-- WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
-+ /* AP interfaces call this code when adding new stations,
-+ * so just silently ignore non station interfaces.
-+ */
- return;
- }
-
-@@ -282,6 +284,8 @@ void ieee80211_send_delba(struct ieee802
- memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
- else if (sdata->vif.type == NL80211_IFTYPE_STATION)
- memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
-+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
-+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
-
- mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
- IEEE80211_STYPE_ACTION);
---- a/net/mac80211/ibss.c
-+++ b/net/mac80211/ibss.c
-@@ -77,6 +77,7 @@ static void __ieee80211_sta_join_ibss(st
- struct cfg80211_bss *bss;
- u32 bss_change;
- u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
-+ enum nl80211_channel_type channel_type;
-
- lockdep_assert_held(&ifibss->mtx);
-
-@@ -105,8 +106,16 @@ static void __ieee80211_sta_join_ibss(st
-
- sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
-
-- local->oper_channel = chan;
-- WARN_ON(!ieee80211_set_channel_type(local, sdata, NL80211_CHAN_NO_HT));
-+ channel_type = ifibss->channel_type;
-+ if (channel_type > NL80211_CHAN_HT20 &&
-+ !cfg80211_can_beacon_sec_chan(local->hw.wiphy, chan, channel_type))
-+ channel_type = NL80211_CHAN_HT20;
-+ if (!ieee80211_set_channel_type(local, sdata, channel_type)) {
-+ /* can only fail due to HT40+/- mismatch */
-+ channel_type = NL80211_CHAN_HT20;
-+ WARN_ON(!ieee80211_set_channel_type(local, sdata,
-+ NL80211_CHAN_HT20));
-+ }
- ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
-
- sband = local->hw.wiphy->bands[chan->band];
-@@ -172,6 +181,19 @@ static void __ieee80211_sta_join_ibss(st
- memcpy(skb_put(skb, ifibss->ie_len),
- ifibss->ie, ifibss->ie_len);
-
-+ /* add HT capability and information IEs */
-+ if (channel_type && sband->ht_cap.ht_supported) {
-+ pos = skb_put(skb, 4 +
-+ sizeof(struct ieee80211_ht_cap) +
-+ sizeof(struct ieee80211_ht_info));
-+ pos = ieee80211_ie_build_ht_cap(pos, &sband->ht_cap,
-+ sband->ht_cap.cap);
-+ pos = ieee80211_ie_build_ht_info(pos,
-+ &sband->ht_cap,
-+ chan,
-+ channel_type);
-+ }
-+
- if (local->hw.queues >= 4) {
- pos = skb_put(skb, 9);
- *pos++ = WLAN_EID_VENDOR_SPECIFIC;
-@@ -195,6 +217,7 @@ static void __ieee80211_sta_join_ibss(st
- bss_change |= BSS_CHANGED_BEACON;
- bss_change |= BSS_CHANGED_BEACON_ENABLED;
- bss_change |= BSS_CHANGED_BASIC_RATES;
-+ bss_change |= BSS_CHANGED_HT;
- bss_change |= BSS_CHANGED_IBSS;
- sdata->vif.bss_conf.ibss_joined = true;
- ieee80211_bss_info_change_notify(sdata, bss_change);
-@@ -268,6 +291,8 @@ static void ieee80211_rx_bss_info(struct
- u64 beacon_timestamp, rx_timestamp;
- u32 supp_rates = 0;
- enum ieee80211_band band = rx_status->band;
-+ struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
-+ bool rates_updated = false;
-
- if (elems->ds_params && elems->ds_params_len == 1)
- freq = ieee80211_channel_to_frequency(elems->ds_params[0],
-@@ -307,7 +332,7 @@ static void ieee80211_rx_bss_info(struct
- prev_rates,
- sta->sta.supp_rates[band]);
- #endif
-- rate_control_rate_init(sta);
-+ rates_updated = true;
- }
- } else
- sta = ieee80211_ibss_add_sta(sdata, mgmt->bssid,
-@@ -318,6 +343,39 @@ static void ieee80211_rx_bss_info(struct
- if (sta && elems->wmm_info)
- set_sta_flag(sta, WLAN_STA_WME);
-
-+ if (sta && elems->ht_info_elem && elems->ht_cap_elem &&
-+ sdata->u.ibss.channel_type != NL80211_CHAN_NO_HT) {
-+ /* we both use HT */
-+ struct ieee80211_sta_ht_cap sta_ht_cap_new;
-+ enum nl80211_channel_type channel_type =
-+ ieee80211_ht_info_to_channel_type(
-+ elems->ht_info_elem);
-+
-+ ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
-+ elems->ht_cap_elem,
-+ &sta_ht_cap_new);
-+
-+ /*
-+ * fall back to HT20 if we don't use or use
-+ * the other extension channel
-+ */
-+ if ((channel_type == NL80211_CHAN_HT40MINUS ||
-+ channel_type == NL80211_CHAN_HT40PLUS) &&
-+ channel_type != sdata->u.ibss.channel_type)
-+ sta_ht_cap_new.cap &=
-+ ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
-+
-+ if (memcmp(&sta->sta.ht_cap, &sta_ht_cap_new,
-+ sizeof(sta_ht_cap_new))) {
-+ memcpy(&sta->sta.ht_cap, &sta_ht_cap_new,
-+ sizeof(sta_ht_cap_new));
-+ rates_updated = true;
-+ }
-+ }
-+
-+ if (sta && rates_updated)
-+ rate_control_rate_init(sta);
-+
- rcu_read_unlock();
- }
-
-@@ -896,12 +954,18 @@ int ieee80211_ibss_join(struct ieee80211
- struct cfg80211_ibss_params *params)
- {
- struct sk_buff *skb;
-+ u32 changed = 0;
-
- skb = dev_alloc_skb(sdata->local->hw.extra_tx_headroom +
-- 36 /* bitrates */ +
-- 34 /* SSID */ +
-- 3 /* DS params */ +
-- 4 /* IBSS params */ +
-+ sizeof(struct ieee80211_hdr_3addr) +
-+ 12 /* struct ieee80211_mgmt.u.beacon */ +
-+ 2 + IEEE80211_MAX_SSID_LEN /* max SSID */ +
-+ 2 + 8 /* max Supported Rates */ +
-+ 3 /* max DS params */ +
-+ 4 /* IBSS params */ +
-+ 2 + (IEEE80211_MAX_SUPP_RATES - 8) +
-+ 2 + sizeof(struct ieee80211_ht_cap) +
-+ 2 + sizeof(struct ieee80211_ht_info) +
- params->ie_len);
- if (!skb)
- return -ENOMEM;
-@@ -922,13 +986,15 @@ int ieee80211_ibss_join(struct ieee80211
- sdata->vif.bss_conf.beacon_int = params->beacon_interval;
-
- sdata->u.ibss.channel = params->channel;
-+ sdata->u.ibss.channel_type = params->channel_type;
- sdata->u.ibss.fixed_channel = params->channel_fixed;
-
- /* fix ourselves to that channel now already */
- if (params->channel_fixed) {
- sdata->local->oper_channel = params->channel;
-- WARN_ON(!ieee80211_set_channel_type(sdata->local, sdata,
-- NL80211_CHAN_NO_HT));
-+ if (!ieee80211_set_channel_type(sdata->local, sdata,
-+ params->channel_type))
-+ return -EINVAL;
- }
-
- if (params->ie) {
-@@ -951,6 +1017,23 @@ int ieee80211_ibss_join(struct ieee80211
- ieee80211_recalc_idle(sdata->local);
- mutex_unlock(&sdata->local->mtx);
-
-+ /*
-+ * 802.11n-2009 9.13.3.1: In an IBSS, the HT Protection field is
-+ * reserved, but an HT STA shall protect HT transmissions as though
-+ * the HT Protection field were set to non-HT mixed mode.
-+ *
-+ * In an IBSS, the RIFS Mode field of the HT Operation element is
-+ * also reserved, but an HT STA shall operate as though this field
-+ * were set to 1.
-+ */
-+
-+ sdata->vif.bss_conf.ht_operation_mode |=
-+ IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED
-+ | IEEE80211_HT_PARAM_RIFS_MODE;
-+
-+ changed |= BSS_CHANGED_HT;
-+ ieee80211_bss_info_change_notify(sdata, changed);
-+
- ieee80211_queue_work(&sdata->local->hw, &sdata->work);
-
- return 0;
---- a/net/mac80211/ieee80211_i.h
-+++ b/net/mac80211/ieee80211_i.h
-@@ -474,6 +474,7 @@ struct ieee80211_if_ibss {
- u8 ssid_len, ie_len;
- u8 *ie;
- struct ieee80211_channel *channel;
-+ enum nl80211_channel_type channel_type;
-
- unsigned long ibss_join_req;
- /* probe response/beacon for IBSS */
+ TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
u32 changed = 0;
int res;
u32 hw_reconf_flags = 0;
-@@ -309,27 +308,6 @@ static int ieee80211_do_open(struct net_
+@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_
set_bit(SDATA_STATE_RUNNING, &sdata->state);
- goto err_del_interface;
- }
-
-- /* no atomic bitop required since STA is not live yet */
-- set_sta_flag(sta, WLAN_STA_AUTHORIZED);
+- sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
+- sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
+- sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
-
- res = sta_info_insert(sta);
- if (res) {
/*
* set_multicast_list will be invoked by the networking core
* which will check whether any increments here were done in
-@@ -356,8 +334,7 @@ static int ieee80211_do_open(struct net_
+@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_
netif_tx_start_all_queues(dev);
return 0;
err_stop:
if (!local->open_count)
drv_stop(local);
-@@ -719,6 +696,70 @@ static void ieee80211_if_setup(struct ne
+@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne
dev->destructor = free_netdev;
}
static void ieee80211_iface_work(struct work_struct *work)
{
struct ieee80211_sub_if_data *sdata =
-@@ -823,6 +864,9 @@ static void ieee80211_iface_work(struct
+@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct
break;
ieee80211_mesh_rx_queued_mgmt(sdata, skb);
break;
default:
WARN(1, "frame for unexpected interface type");
break;
---- a/net/mac80211/main.c
-+++ b/net/mac80211/main.c
-@@ -574,7 +574,8 @@ struct ieee80211_hw *ieee80211_alloc_hw(
- WIPHY_FLAG_OFFCHAN_TX |
- WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
-
-- wiphy->features = NL80211_FEATURE_SK_TX_STATUS;
-+ wiphy->features = NL80211_FEATURE_SK_TX_STATUS |
-+ NL80211_FEATURE_HT_IBSS;
-
- if (!ops->set_key)
- wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
-@@ -2237,7 +2237,9 @@ ieee80211_rx_h_action(struct ieee80211_r
- if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -2282,6 +2282,7 @@ ieee80211_rx_h_action(struct ieee80211_r
sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
-- sdata->vif.type != NL80211_IFTYPE_AP)
-+ sdata->vif.type != NL80211_IFTYPE_AP &&
+ sdata->vif.type != NL80211_IFTYPE_AP &&
+ sdata->vif.type != NL80211_IFTYPE_WDS &&
-+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
break;
- /* verify action_code is present */
-@@ -2452,13 +2454,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2492,14 +2493,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
if (!ieee80211_vif_is_mesh(&sdata->vif) &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
return RX_DROP_MONITOR;
switch (stype) {
+ case cpu_to_le16(IEEE80211_STYPE_AUTH):
case cpu_to_le16(IEEE80211_STYPE_BEACON):
case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
- /* process for all: mesh, mlme, ibss */
+ /* process for all: mesh, mlme, ibss, wds */
break;
- case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
- case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
-@@ -2796,19 +2799,32 @@ static int prepare_for_handlers(struct i
- return 0;
- } else if (!ieee80211_bssid_match(bssid,
- sdata->vif.addr)) {
-+ /*
-+ * Accept public action frames even when the
-+ * BSSID doesn't match, this is used for P2P
-+ * and location updates. Note that mac80211
-+ * itself never looks at these frames.
-+ */
- if (!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
-- !ieee80211_is_beacon(hdr->frame_control) &&
-- !(ieee80211_is_action(hdr->frame_control) &&
-- sdata->vif.p2p))
-+ ieee80211_is_public_action(hdr, skb->len))
-+ return 1;
-+ if (!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
-+ !ieee80211_is_beacon(hdr->frame_control))
- return 0;
- status->rx_flags &= ~IEEE80211_RX_RA_MATCH;
+ case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
+ case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
+@@ -2853,10 +2855,16 @@ static int prepare_for_handlers(struct i
}
break;
case NL80211_IFTYPE_WDS:
break;
default:
/* should never get here */
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -1050,7 +1050,7 @@ static void ieee80211_send_null_response
+ * exchange. Also set EOSP to indicate this packet
+ * ends the poll/service period.
+ */
+- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE |
++ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER |
+ IEEE80211_TX_STATUS_EOSP |
+ IEEE80211_TX_CTL_REQ_TX_STATUS;
+
+@@ -1177,7 +1177,7 @@ ieee80211_sta_ps_deliver_response(struct
+ * STA may still remain is PS mode after this frame
+ * exchange.
+ */
+- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE;
++ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
+
+ /*
+ * Use MoreData flag to indicate whether there are
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -31,7 +31,6 @@
* @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
* IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
* frame to this station is transmitted.
-@@ -60,7 +59,6 @@ enum ieee80211_sta_info_flags {
+@@ -62,7 +61,6 @@ enum ieee80211_sta_info_flags {
WLAN_STA_AUTHORIZED,
WLAN_STA_SHORT_PREAMBLE,
WLAN_STA_WME,
WLAN_STA_CLEAR_PS_FILT,
WLAN_STA_MFP,
WLAN_STA_BLOCK_BA,
---- a/net/mac80211/util.c
-+++ b/net/mac80211/util.c
-@@ -1612,6 +1612,11 @@ u8 *ieee80211_ie_build_ht_info(u8 *pos,
- }
- if (ht_cap->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
- ht_info->ht_param |= IEEE80211_HT_PARAM_CHAN_WIDTH_ANY;
-+
-+ /*
-+ * Note: According to 802.11n-2009 9.13.3.1, HT Protection field and
-+ * RIFS Mode are reserved in IBSS mode, therefore keep them at 0
-+ */
- ht_info->operation_mode = 0x0000;
- ht_info->stbc_param = 0x0000;
-
---- a/net/wireless/chan.c
-+++ b/net/wireless/chan.c
-@@ -6,6 +6,7 @@
- * Copyright 2009 Johannes Berg <johannes@sipsolutions.net>
- */
-
-+#include <linux/export.h>
- #include <net/cfg80211.h>
- #include "core.h"
-
-@@ -44,9 +45,9 @@ rdev_freq_to_chan(struct cfg80211_regist
- return chan;
- }
-
--static bool can_beacon_sec_chan(struct wiphy *wiphy,
-- struct ieee80211_channel *chan,
-- enum nl80211_channel_type channel_type)
-+int cfg80211_can_beacon_sec_chan(struct wiphy *wiphy,
-+ struct ieee80211_channel *chan,
-+ enum nl80211_channel_type channel_type)
- {
- struct ieee80211_channel *sec_chan;
- int diff;
-@@ -75,6 +76,7 @@ static bool can_beacon_sec_chan(struct w
-
- return true;
- }
-+EXPORT_SYMBOL(cfg80211_can_beacon_sec_chan);
-
- int cfg80211_set_freq(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev, int freq,
-@@ -109,8 +111,8 @@ int cfg80211_set_freq(struct cfg80211_re
- switch (channel_type) {
- case NL80211_CHAN_HT40PLUS:
- case NL80211_CHAN_HT40MINUS:
-- if (!can_beacon_sec_chan(&rdev->wiphy, chan,
-- channel_type)) {
-+ if (!cfg80211_can_beacon_sec_chan(&rdev->wiphy, chan,
-+ channel_type)) {
- printk(KERN_DEBUG
- "cfg80211: Secondary channel not "
- "allowed to initiate communication\n");
---- a/net/wireless/nl80211.c
-+++ b/net/wireless/nl80211.c
-@@ -4684,13 +4684,41 @@ static int nl80211_join_ibss(struct sk_b
- ibss.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
- }
-
-- ibss.channel = ieee80211_get_channel(wiphy,
-- nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]));
-+ if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
-+ enum nl80211_channel_type channel_type;
-+
-+ channel_type = nla_get_u32(
-+ info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
-+ if (channel_type != NL80211_CHAN_NO_HT &&
-+ channel_type != NL80211_CHAN_HT20 &&
-+ channel_type != NL80211_CHAN_HT40MINUS &&
-+ channel_type != NL80211_CHAN_HT40PLUS)
-+ return -EINVAL;
-+
-+ if (channel_type != NL80211_CHAN_NO_HT &&
-+ !(wiphy->features & NL80211_FEATURE_HT_IBSS))
-+ return -EINVAL;
-+
-+ ibss.channel_type = channel_type;
-+ } else {
-+ ibss.channel_type = NL80211_CHAN_NO_HT;
-+ }
-+
-+ ibss.channel = rdev_freq_to_chan(rdev,
-+ nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]),
-+ ibss.channel_type);
- if (!ibss.channel ||
- ibss.channel->flags & IEEE80211_CHAN_NO_IBSS ||
- ibss.channel->flags & IEEE80211_CHAN_DISABLED)
- return -EINVAL;
-
-+ /* Both channels should be able to initiate communication */
-+ if ((ibss.channel_type == NL80211_CHAN_HT40PLUS ||
-+ ibss.channel_type == NL80211_CHAN_HT40MINUS) &&
-+ !cfg80211_can_beacon_sec_chan(&rdev->wiphy, ibss.channel,
-+ ibss.channel_type))
-+ return -EINVAL;
-+
- ibss.channel_fixed = !!info->attrs[NL80211_ATTR_FREQ_FIXED];
- ibss.privacy = !!info->attrs[NL80211_ATTR_PRIVACY];
-
---- a/include/linux/ieee80211.h
-+++ b/include/linux/ieee80211.h
-@@ -1695,6 +1695,23 @@ static inline bool ieee80211_is_robust_m
- }
-
- /**
-+ * ieee80211_is_public_action - check if frame is a public action frame
-+ * @hdr: the frame
-+ * @len: length of the frame
-+ */
-+static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
-+ size_t len)
-+{
-+ struct ieee80211_mgmt *mgmt = (void *)hdr;
-+
-+ if (len < 25)
-+ return false;
-+ if (!ieee80211_is_action(hdr->frame_control))
-+ return false;
-+ return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
-+}
-+
-+/**
- * ieee80211_fhss_chan_to_freq - get channel frequency
- * @channel: the FHSS channel
- *
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
-@@ -1332,8 +1332,11 @@ static int invoke_tx_handlers(struct iee
- if (!(tx->local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL))
- CALL_TXH(ieee80211_tx_h_rate_ctrl);
+@@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
+ struct ieee80211_local *local = tx->local;
+
+- if (unlikely(!sta ||
+- ieee80211_is_probe_resp(hdr->frame_control) ||
+- ieee80211_is_auth(hdr->frame_control) ||
+- ieee80211_is_assoc_resp(hdr->frame_control) ||
+- ieee80211_is_reassoc_resp(hdr->frame_control)))
++ if (unlikely(!sta))
+ return TX_CONTINUE;
+
+ if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) ||
+ test_sta_flag(sta, WLAN_STA_PS_DRIVER)) &&
+- !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) {
++ !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) {
+ int ac = skb_get_queue_mapping(tx->skb);
+
++ /* only deauth, disassoc and action are bufferable MMPDUs */
++ if (ieee80211_is_mgmt(hdr->frame_control) &&
++ !ieee80211_is_deauth(hdr->frame_control) &&
++ !ieee80211_is_disassoc(hdr->frame_control) &&
++ !ieee80211_is_action(hdr->frame_control)) {
++ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
++ return TX_CONTINUE;
++ }
++
+ #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
+ printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n",
+ sta->sta.addr, sta->sta.aid, ac);
+--- a/net/mac80211/ieee80211_i.h
++++ b/net/mac80211/ieee80211_i.h
+@@ -480,7 +480,7 @@ struct ieee80211_if_ibss {
-- if (unlikely(info->flags & IEEE80211_TX_INTFL_RETRANSMISSION))
-+ if (unlikely(info->flags & IEEE80211_TX_INTFL_RETRANSMISSION)) {
-+ __skb_queue_tail(&tx->skbs, tx->skb);
-+ tx->skb = NULL;
- goto txh_done;
-+ }
+ bool control_port;
- CALL_TXH(ieee80211_tx_h_michael_mic_add);
- CALL_TXH(ieee80211_tx_h_sequence);
+- u8 bssid[ETH_ALEN];
++ u8 bssid[ETH_ALEN] __aligned(2);
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ u8 ssid_len, ie_len;
+ u8 *ie;