---- a/drivers/net/wireless/ath/ath5k/base.c
-+++ b/drivers/net/wireless/ath/ath5k/base.c
-@@ -1171,7 +1171,7 @@ ath5k_check_ibss_tsf(struct ath5k_hw *ah
-
- if (ieee80211_is_beacon(mgmt->frame_control) &&
- le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS &&
-- memcmp(mgmt->bssid, common->curbssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, common->curbssid) == 0) {
- /*
- * Received an IBSS beacon with the same BSSID. Hardware *must*
- * have updated the local TSF. We have to work around various
-@@ -1235,7 +1235,7 @@ ath5k_update_beacon_rssi(struct ath5k_hw
-
- /* only beacons from our BSSID */
- if (!ieee80211_is_beacon(mgmt->frame_control) ||
-- memcmp(mgmt->bssid, common->curbssid, ETH_ALEN) != 0)
-+ compare_ether_addr(mgmt->bssid, common->curbssid) != 0)
- return;
-
- ewma_add(&ah->ah_beacon_rssi_avg, rssi);
-@@ -2416,6 +2416,22 @@ ath5k_tx_complete_poll_work(struct work_
- * Initialization routines *
- \*************************/
-
-+static const struct ieee80211_iface_limit if_limits[] = {
-+ { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) },
-+ { .max = 4, .types =
-+#ifdef CONFIG_MAC80211_MESH
-+ BIT(NL80211_IFTYPE_MESH_POINT) |
-+#endif
-+ BIT(NL80211_IFTYPE_AP) },
-+};
-+
-+static const struct ieee80211_iface_combination if_comb = {
-+ .limits = if_limits,
-+ .n_limits = ARRAY_SIZE(if_limits),
-+ .max_interfaces = 2048,
-+ .num_different_channels = 1,
-+};
-+
- int __devinit
- ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
- {
-@@ -2437,6 +2453,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const
- BIT(NL80211_IFTYPE_ADHOC) |
- BIT(NL80211_IFTYPE_MESH_POINT);
-
-+ hw->wiphy->iface_combinations = &if_comb;
-+ hw->wiphy->n_iface_combinations = 1;
-+
- /* SW support for IBSS_RSN is provided by mac80211 */
- hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
-
---- a/drivers/net/wireless/ath/ath9k/ani.c
-+++ b/drivers/net/wireless/ath/ath9k/ani.c
-@@ -274,7 +274,9 @@ static void ath9k_hw_set_ofdm_nil(struct
- aniState->rssiThrLow, aniState->rssiThrHigh);
-
- if (aniState->update_ani)
-- aniState->ofdmNoiseImmunityLevel = immunityLevel;
-+ aniState->ofdmNoiseImmunityLevel =
-+ (immunityLevel > ATH9K_ANI_OFDM_DEF_LEVEL) ?
-+ immunityLevel : ATH9K_ANI_OFDM_DEF_LEVEL;
-
- entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
- entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
-@@ -340,7 +342,9 @@ static void ath9k_hw_set_cck_nil(struct
- immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI;
-
- if (aniState->update_ani)
-- aniState->cckNoiseImmunityLevel = immunityLevel;
-+ aniState->cckNoiseImmunityLevel =
-+ (immunityLevel > ATH9K_ANI_CCK_DEF_LEVEL) ?
-+ immunityLevel : ATH9K_ANI_CCK_DEF_LEVEL;
-
- entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
- entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
---- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-@@ -618,19 +618,10 @@ static void ar5008_hw_init_bb(struct ath
- u32 synthDelay;
-
- synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-- if (IS_CHAN_B(chan))
-- synthDelay = (4 * synthDelay) / 22;
-- else
-- synthDelay /= 10;
--
-- if (IS_CHAN_HALF_RATE(chan))
-- synthDelay *= 2;
-- else if (IS_CHAN_QUARTER_RATE(chan))
-- synthDelay *= 4;
-
- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-
-- udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+ ath9k_hw_synth_delay(ah, chan, synthDelay);
- }
-
- static void ar5008_hw_init_chain_masks(struct ath_hw *ah)
-@@ -868,7 +859,7 @@ static int ar5008_hw_process_ini(struct
- ar5008_hw_set_channel_regs(ah, chan);
- ar5008_hw_init_chain_masks(ah);
- ath9k_olc_init(ah);
-- ath9k_hw_apply_txpower(ah, chan);
-+ ath9k_hw_apply_txpower(ah, chan, false);
-
- /* Write analog registers */
- if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) {
-@@ -948,12 +939,8 @@ static bool ar5008_hw_rfbus_req(struct a
- static void ar5008_hw_rfbus_done(struct ath_hw *ah)
- {
- u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-- if (IS_CHAN_B(ah->curchan))
-- synthDelay = (4 * synthDelay) / 22;
-- else
-- synthDelay /= 10;
-
-- udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+ ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
-
- REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
- }
---- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-@@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct at
- if (mci && IS_CHAN_2GHZ(chan) && run_agc_cal)
- ar9003_mci_init_cal_req(ah, &is_reusable);
-
-- txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
-- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
-- udelay(5);
-- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-+ if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) {
-+ txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
-+ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
-+ udelay(5);
-+ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-+ }
-
- skip_tx_iqcal:
- if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {
---- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-@@ -54,7 +54,7 @@ void ar9003_paprd_enable(struct ath_hw *
-
- if (val) {
- ah->paprd_table_write_done = true;
-- ath9k_hw_apply_txpower(ah, chan);
-+ ath9k_hw_apply_txpower(ah, chan, false);
- }
-
- REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0,
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-@@ -524,22 +524,10 @@ static void ar9003_hw_init_bb(struct ath
- * Value is in 100ns increments.
- */
- synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-- if (IS_CHAN_B(chan))
-- synthDelay = (4 * synthDelay) / 22;
-- else
-- synthDelay /= 10;
-
- /* Activate the PHY (includes baseband activate + synthesizer on) */
- REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
--
-- /*
-- * There is an issue if the AP starts the calibration before
-- * the base band timeout completes. This could result in the
-- * rx_clear false triggering. As a workaround we add delay an
-- * extra BASE_ACTIVATE_DELAY usecs to ensure this condition
-- * does not happen.
-- */
-- udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+ ath9k_hw_synth_delay(ah, chan, synthDelay);
- }
-
- static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
-@@ -690,7 +678,7 @@ static int ar9003_hw_process_ini(struct
- ar9003_hw_override_ini(ah);
- ar9003_hw_set_channel_regs(ah, chan);
- ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
-- ath9k_hw_apply_txpower(ah, chan);
-+ ath9k_hw_apply_txpower(ah, chan, false);
-
- if (AR_SREV_9462(ah)) {
- if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0,
-@@ -721,6 +709,14 @@ static void ar9003_hw_set_rfmode(struct
-
- if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
-+ if (IS_CHAN_QUARTER_RATE(chan))
-+ rfMode |= AR_PHY_MODE_QUARTER;
-+ if (IS_CHAN_HALF_RATE(chan))
-+ rfMode |= AR_PHY_MODE_HALF;
-+
-+ if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF))
-+ REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL,
-+ AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3);
-
- REG_WRITE(ah, AR_PHY_MODE, rfMode);
- }
-@@ -791,12 +787,8 @@ static bool ar9003_hw_rfbus_req(struct a
- static void ar9003_hw_rfbus_done(struct ath_hw *ah)
- {
- u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-- if (IS_CHAN_B(ah->curchan))
-- synthDelay = (4 * synthDelay) / 22;
-- else
-- synthDelay /= 10;
-
-- udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+ ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
-
- REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
- }
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-@@ -468,6 +468,9 @@
- #define AR_PHY_ADDAC_PARA_CTL (AR_SM_BASE + 0x150)
- #define AR_PHY_XPA_CFG (AR_SM_BASE + 0x158)
-
-+#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW 3
-+#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S 0
-+
- #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A 0x0001FC00
- #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S 10
- #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A 0x3FF
---- a/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h
-+++ b/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h
-@@ -1115,9 +1115,9 @@ static const u32 ar9462_2p0_mac_core[][2
- {0x000081f8, 0x00000000},
- {0x000081fc, 0x00000000},
- {0x00008240, 0x00100000},
-- {0x00008244, 0x0010f400},
-+ {0x00008244, 0x0010f424},
- {0x00008248, 0x00000800},
-- {0x0000824c, 0x0001e800},
-+ {0x0000824c, 0x0001e848},
- {0x00008250, 0x00000000},
- {0x00008254, 0x00000000},
- {0x00008258, 0x00000000},
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -370,7 +370,7 @@ struct ath_vif {
- * number of beacon intervals, the game's up.
- */
- #define BSTUCK_THRESH 9
--#define ATH_BCBUF 4
-+#define ATH_BCBUF 8
- #define ATH_DEFAULT_BINTVAL 100 /* TU */
- #define ATH_DEFAULT_BMISS_LIMIT 10
- #define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024)
---- a/drivers/net/wireless/ath/ath9k/beacon.c
-+++ b/drivers/net/wireless/ath/ath9k/beacon.c
-@@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_
- info.txpower = MAX_RATE_POWER;
- info.keyix = ATH9K_TXKEYIX_INVALID;
- info.keytype = ATH9K_KEY_TYPE_CLEAR;
-- info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ;
-+ info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_CLRDMASK;
-
- info.buf_addr[0] = bf->bf_buf_addr;
- info.buf_len[0] = roundup(skb->len, 4);
-@@ -359,6 +359,11 @@ void ath_beacon_tasklet(unsigned long da
- int slot;
- u32 bfaddr, bc = 0;
-
-+ if (work_pending(&sc->hw_reset_work)) {
-+ ath_dbg(common, RESET,
-+ "reset work is pending, skip beaconing now\n");
-+ return;
+--- a/drivers/net/wireless/ath/ath9k/common.h
++++ b/drivers/net/wireless/ath/ath9k/common.h
+@@ -27,7 +27,7 @@
+ #define WME_MAX_BA WME_BA_BMP_SIZE
+ #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA)
+
+-#define ATH_RSSI_DUMMY_MARKER 0x127
++#define ATH_RSSI_DUMMY_MARKER 127
+ #define ATH_RSSI_LPF_LEN 10
+ #define RSSI_LPF_THRESHOLD -20
+ #define ATH_RSSI_EP_MULTIPLIER (1<<7)
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+@@ -1067,15 +1067,19 @@ static bool ath9k_rx_prepare(struct ath9
+
+ last_rssi = priv->rx.last_rssi;
+
+- if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
+- rxbuf->rxstatus.rs_rssi = ATH_EP_RND(last_rssi,
+- ATH_RSSI_EP_MULTIPLIER);
++ if (ieee80211_is_beacon(hdr->frame_control) &&
++ !is_zero_ether_addr(common->curbssid) &&
++ ether_addr_equal(hdr->addr3, common->curbssid)) {
++ s8 rssi = rxbuf->rxstatus.rs_rssi;
+
+- if (rxbuf->rxstatus.rs_rssi < 0)
+- rxbuf->rxstatus.rs_rssi = 0;
++ if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
++ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
+
+- if (ieee80211_is_beacon(fc))
+- priv->ah->stats.avgbrssi = rxbuf->rxstatus.rs_rssi;
++ if (rssi < 0)
++ rssi = 0;
++
++ priv->ah->stats.avgbrssi = rssi;
+ }
- /*
- * Check if the previous beacon has gone out. If
- * not don't try to post another, skip this period
-@@ -369,6 +374,9 @@ void ath_beacon_tasklet(unsigned long da
- if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0) {
- sc->beacon.bmisscnt++;
-
-+ if (!ath9k_hw_check_alive(ah))
-+ ieee80211_queue_work(sc->hw, &sc->hw_check_work);
-+
- if (sc->beacon.bmisscnt < BSTUCK_THRESH * sc->nbcnvifs) {
- ath_dbg(common, BSTUCK,
- "missed %u consecutive beacons\n",
-@@ -378,6 +386,7 @@ void ath_beacon_tasklet(unsigned long da
- ath9k_hw_bstuck_nfcal(ah);
- } else if (sc->beacon.bmisscnt >= BSTUCK_THRESH) {
- ath_dbg(common, BSTUCK, "beacon is officially stuck\n");
-+ sc->beacon.bmisscnt = 0;
- sc->sc_flags |= SC_OP_TSF_RESET;
- ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
- }
-@@ -650,6 +659,8 @@ static void ath_beacon_config_adhoc(stru
- u32 tsf, intval, nexttbtt;
-
- ath9k_reset_beacon_status(sc);
-+ if (!(sc->sc_flags & SC_OP_BEACONS))
-+ ath9k_hw_settsf64(ah, sc->beacon.bc_tstamp);
-
- intval = TU_TO_USEC(conf->beacon_interval);
- tsf = roundup(ath9k_hw_gettsf32(ah) + TU_TO_USEC(FUDGE), intval);
---- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c
-+++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c
-@@ -824,6 +824,8 @@ static void ath9k_hw_ar9287_set_txpower(
- regulatory->max_power_level = ratesArray[i];
- }
-
-+ ath9k_hw_update_regulatory_maxpower(ah);
-+
- if (test)
- return;
---- a/drivers/net/wireless/ath/ath9k/gpio.c
-+++ b/drivers/net/wireless/ath/ath9k/gpio.c
-@@ -41,6 +41,9 @@ void ath_init_leds(struct ath_softc *sc)
- {
- int ret;
+ rx_status->mactime = be64_to_cpu(rxbuf->rxstatus.rs_tstamp);
+ rx_status->band = hw->conf.channel->band;
+--- a/include/linux/ieee80211.h
++++ b/include/linux/ieee80211.h
+@@ -185,7 +185,7 @@ struct ieee80211_hdr {
+ u8 addr3[6];
+ __le16 seq_ctrl;
+ u8 addr4[6];
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_hdr_3addr {
+ __le16 frame_control;
+@@ -194,7 +194,7 @@ struct ieee80211_hdr_3addr {
+ u8 addr2[6];
+ u8 addr3[6];
+ __le16 seq_ctrl;
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_qos_hdr {
+ __le16 frame_control;
+@@ -204,7 +204,7 @@ struct ieee80211_qos_hdr {
+ u8 addr3[6];
+ __le16 seq_ctrl;
+ __le16 qos_ctrl;
+-} __packed;
++} __packed __aligned(2);
+
+ /**
+ * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
+@@ -581,7 +581,7 @@ struct ieee80211s_hdr {
+ __le32 seqnum;
+ u8 eaddr1[6];
+ u8 eaddr2[6];
+-} __packed;
++} __packed __aligned(2);
+
+ /* Mesh flags */
+ #define MESH_FLAGS_AE_A4 0x1
+@@ -875,7 +875,7 @@ struct ieee80211_mgmt {
+ } u;
+ } __packed action;
+ } u;
+-} __packed;
++} __packed __aligned(2);
+
+ /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
+ #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
+@@ -906,20 +906,20 @@ struct ieee80211_rts {
+ __le16 duration;
+ u8 ra[6];
+ u8 ta[6];
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_cts {
+ __le16 frame_control;
+ __le16 duration;
+ u8 ra[6];
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_pspoll {
+ __le16 frame_control;
+ __le16 aid;
+ u8 bssid[6];
+ u8 ta[6];
+-} __packed;
++} __packed __aligned(2);
+
+ /* TDLS */
-+ if (AR_SREV_9100(sc->sc_ah))
-+ return;
-+
- if (sc->sc_ah->led_pin < 0) {
- if (AR_SREV_9287(sc->sc_ah))
- sc->sc_ah->led_pin = ATH_LED_PIN_9287;
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -142,6 +142,22 @@ bool ath9k_hw_wait(struct ath_hw *ah, u3
- }
- EXPORT_SYMBOL(ath9k_hw_wait);
-
-+void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
-+ int hw_delay)
-+{
-+ if (IS_CHAN_B(chan))
-+ hw_delay = (4 * hw_delay) / 22;
-+ else
-+ hw_delay /= 10;
-+
-+ if (IS_CHAN_HALF_RATE(chan))
-+ hw_delay *= 2;
-+ else if (IS_CHAN_QUARTER_RATE(chan))
-+ hw_delay *= 4;
-+
-+ udelay(hw_delay + BASE_ACTIVATE_DELAY);
-+}
-+
- void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
- int column, unsigned int *writecnt)
- {
-@@ -388,8 +404,8 @@ static void ath9k_hw_init_config(struct
- {
- int i;
-
-- ah->config.dma_beacon_response_time = 2;
-- ah->config.sw_beacon_response_time = 10;
-+ ah->config.dma_beacon_response_time = 1;
-+ ah->config.sw_beacon_response_time = 6;
- ah->config.additional_swba_backoff = 0;
- ah->config.ack_6mb = 0x0;
- ah->config.cwm_ignore_extcca = 0;
-@@ -971,7 +987,7 @@ void ath9k_hw_init_global_settings(struc
- struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_conf *conf = &common->hw->conf;
- const struct ath9k_channel *chan = ah->curchan;
-- int acktimeout, ctstimeout;
-+ int acktimeout, ctstimeout, ack_offset = 0;
- int slottime;
- int sifstime;
- int rx_lat = 0, tx_lat = 0, eifs = 0;
-@@ -992,6 +1008,11 @@ void ath9k_hw_init_global_settings(struc
- rx_lat = 37;
- tx_lat = 54;
-
-+ if (IS_CHAN_5GHZ(chan))
-+ sifstime = 16;
-+ else
-+ sifstime = 10;
-+
- if (IS_CHAN_HALF_RATE(chan)) {
- eifs = 175;
- rx_lat *= 2;
-@@ -999,8 +1020,9 @@ void ath9k_hw_init_global_settings(struc
- if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- tx_lat += 11;
-
-+ sifstime *= 2;
-+ ack_offset = 16;
- slottime = 13;
-- sifstime = 32;
- } else if (IS_CHAN_QUARTER_RATE(chan)) {
- eifs = 340;
- rx_lat = (rx_lat * 4) - 1;
-@@ -1008,8 +1030,9 @@ void ath9k_hw_init_global_settings(struc
- if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- tx_lat += 22;
-
-+ sifstime *= 4;
-+ ack_offset = 32;
- slottime = 21;
-- sifstime = 64;
- } else {
- if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) {
- eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO;
-@@ -1023,14 +1046,10 @@ void ath9k_hw_init_global_settings(struc
- tx_lat = MS(reg, AR_USEC_TX_LAT);
-
- slottime = ah->slottime;
-- if (IS_CHAN_5GHZ(chan))
-- sifstime = 16;
-- else
-- sifstime = 10;
- }
-
- /* As defined by IEEE 802.11-2007 17.3.8.6 */
-- acktimeout = slottime + sifstime + 3 * ah->coverage_class;
-+ acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset;
- ctstimeout = acktimeout;
-
- /*
-@@ -1040,7 +1059,8 @@ void ath9k_hw_init_global_settings(struc
- * BA frames in some implementations, but it has been found to fix ACK
- * timeout issues in other cases as well.
- */
-- if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) {
-+ if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ &&
-+ !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) {
- acktimeout += 64 - sifstime - ah->slottime;
- ctstimeout += 48 - sifstime - ah->slottime;
- }
-@@ -1420,6 +1440,10 @@ static bool ath9k_hw_channel_change(stru
- CHANNEL_5GHZ));
- mode_diff = (chan->chanmode != ah->curchan->chanmode);
-
-+ if ((ah->curchan->channelFlags | chan->channelFlags) &
-+ (CHANNEL_HALF | CHANNEL_QUARTER))
-+ return false;
-+
- for (qnum = 0; qnum < AR_NUM_QCU; qnum++) {
- if (ath9k_hw_numtxpending(ah, qnum)) {
- ath_dbg(common, QUEUE,
-@@ -1453,7 +1477,7 @@ static bool ath9k_hw_channel_change(stru
- return false;
- }
- ath9k_hw_set_clockrate(ah);
-- ath9k_hw_apply_txpower(ah, chan);
-+ ath9k_hw_apply_txpower(ah, chan, false);
- ath9k_hw_rfbus_done(ah);
-
- if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan))
-@@ -2724,7 +2748,8 @@ static int get_antenna_gain(struct ath_h
- return ah->eep_ops->get_eeprom(ah, gain_param);
- }
-
--void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan)
-+void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
-+ bool test)
- {
- struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
- struct ieee80211_channel *channel;
-@@ -2745,7 +2770,7 @@ void ath9k_hw_apply_txpower(struct ath_h
-
- ah->eep_ops->set_txpower(ah, chan,
- ath9k_regd_get_ctl(reg, chan),
-- ant_reduction, new_pwr, false);
-+ ant_reduction, new_pwr, test);
- }
-
- void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test)
-@@ -2758,7 +2783,7 @@ void ath9k_hw_set_txpowerlimit(struct at
- if (test)
- channel->max_power = MAX_RATE_POWER / 2;
-
-- ath9k_hw_apply_txpower(ah, chan);
-+ ath9k_hw_apply_txpower(ah, chan, test);
-
- if (test)
- channel->max_power = DIV_ROUND_UP(reg->max_power_level, 2);
---- a/drivers/net/wireless/ath/ath9k/hw.h
-+++ b/drivers/net/wireless/ath/ath9k/hw.h
-@@ -923,6 +923,8 @@ void ath9k_hw_set_gpio(struct ath_hw *ah
- void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
-
- /* General Operation */
-+void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
-+ int hw_delay);
- bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
- void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
- int column, unsigned int *writecnt);
-@@ -976,7 +978,8 @@ void ath9k_hw_name(struct ath_hw *ah, ch
- /* PHY */
- void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
- u32 *coef_mantissa, u32 *coef_exponent);
--void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan);
-+void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
-+ bool test);
-
- /*
- * Code Specific to AR5008, AR9001 or AR9002,
---- a/drivers/net/wireless/ath/ath9k/mac.c
-+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -133,8 +133,16 @@ EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel
-
- void ath9k_hw_abort_tx_dma(struct ath_hw *ah)
- {
-+ int maxdelay = 1000;
- int i, q;
-
-+ if (ah->curchan) {
-+ if (IS_CHAN_HALF_RATE(ah->curchan))
-+ maxdelay *= 2;
-+ else if (IS_CHAN_QUARTER_RATE(ah->curchan))
-+ maxdelay *= 4;
-+ }
-+
- REG_WRITE(ah, AR_Q_TXD, AR_Q_TXD_M);
-
- REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_FORCE_QUIET_COLL | AR_PCU_CLEAR_VMF);
-@@ -142,7 +150,7 @@ void ath9k_hw_abort_tx_dma(struct ath_hw
- REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF);
-
- for (q = 0; q < AR_NUM_QCU; q++) {
-- for (i = 0; i < 1000; i++) {
-+ for (i = 0; i < maxdelay; i++) {
- if (i)
- udelay(5);
-
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -692,17 +692,6 @@ void ath9k_tasklet(unsigned long data)
- goto out;
- }
-
-- /*
-- * Only run the baseband hang check if beacons stop working in AP or
-- * IBSS mode, because it has a high false positive rate. For station
-- * mode it should not be necessary, since the upper layers will detect
-- * this through a beacon miss automatically and the following channel
-- * change will trigger a hardware reset anyway
-- */
-- if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0 &&
-- !ath9k_hw_check_alive(ah))
-- ieee80211_queue_work(sc->hw, &sc->hw_check_work);
--
- if ((status & ATH9K_INT_TSFOOR) && sc->ps_enabled) {
- /*
- * TSF sync does not look correct; remain awake to sync with
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
-@@ -200,6 +200,8 @@ static void ieee80211_send_addba_resp(st
+@@ -204,6 +204,8 @@ 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);
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);
-@@ -484,6 +485,7 @@ int ieee80211_start_tx_ba_session(struct
+@@ -527,6 +528,7 @@ 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 &&
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
-@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
+@@ -65,11 +65,11 @@ 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%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(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
-@@ -163,7 +163,8 @@ static int ieee80211_check_queues(struct
- return -EINVAL;
- }
+@@ -107,7 +107,7 @@ void ieee80211_recalc_idle(struct ieee80
-- if (sdata->vif.type != NL80211_IFTYPE_AP) {
-+ if ((sdata->vif.type != NL80211_IFTYPE_AP) ||
-+ !(sdata->local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)) {
- sdata->vif.cab_queue = IEEE80211_INVAL_HW_QUEUE;
- return 0;
- }
-@@ -281,7 +282,6 @@ static int ieee80211_do_open(struct net_
- {
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ lockdep_assert_held(&local->mtx);
+
+- active = !list_empty(&local->chanctx_list);
++ active = !list_empty(&local->chanctx_list) || local->monitors;
+
+ if (!local->ops->remain_on_channel) {
+ list_for_each_entry(roc, &local->roc_list, list) {
+@@ -436,7 +436,6 @@ int ieee80211_do_open(struct wireless_de
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
+ struct net_device *dev = wdev->netdev;
struct ieee80211_local *local = sdata->local;
- struct sta_info *sta;
u32 changed = 0;
int res;
u32 hw_reconf_flags = 0;
-@@ -427,28 +427,6 @@ static int ieee80211_do_open(struct net_
+@@ -541,6 +540,9 @@ int ieee80211_do_open(struct wireless_de
+
+ ieee80211_adjust_monitor_flags(sdata, 1);
+ ieee80211_configure_filter(local);
++ mutex_lock(&local->mtx);
++ ieee80211_recalc_idle(local);
++ mutex_unlock(&local->mtx);
+
+ netif_carrier_on(dev);
+ break;
+@@ -595,30 +597,8 @@ int ieee80211_do_open(struct wireless_de
set_bit(SDATA_STATE_RUNNING, &sdata->state);
- }
-
- rate_control_rate_init(sta);
+- netif_carrier_on(dev);
+- } else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
++ if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE)
+ rcu_assign_pointer(local->p2p_sdata, sdata);
- }
--
+
/*
* set_multicast_list will be invoked by the networking core
- * which will check whether any increments here were done in
-@@ -845,6 +823,70 @@ static void ieee80211_if_setup(struct ne
+@@ -817,6 +797,9 @@ static void ieee80211_do_stop(struct iee
+
+ ieee80211_adjust_monitor_flags(sdata, -1);
+ ieee80211_configure_filter(local);
++ mutex_lock(&local->mtx);
++ ieee80211_recalc_idle(local);
++ mutex_unlock(&local->mtx);
+ break;
+ case NL80211_IFTYPE_P2P_DEVICE:
+ /* relies on synchronize_rcu() below */
+@@ -1022,6 +1005,72 @@ static void ieee80211_if_setup(struct ne
dev->destructor = free_netdev;
}
+
+ if (elems.ht_cap_elem)
+ ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
-+ elems.ht_cap_elem, &sta->sta.ht_cap);
++ elems.ht_cap_elem, sta);
+
+ if (elems.wmm_param)
+ set_sta_flag(sta, WLAN_STA_WME);
+
+ if (new) {
-+ 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);
+ rate_control_rate_init(sta);
+ sta_info_insert_rcu(sta);
+ }
static void ieee80211_iface_work(struct work_struct *work)
{
struct ieee80211_sub_if_data *sdata =
-@@ -949,6 +991,9 @@ static void ieee80211_iface_work(struct
+@@ -1126,6 +1175,9 @@ static void ieee80211_iface_work(struct
break;
ieee80211_mesh_rx_queued_mgmt(sdata, skb);
break;
break;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
-@@ -103,7 +103,7 @@ static void
- ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
- struct sk_buff *skb,
- struct ieee80211_rate *rate,
-- int rtap_len)
-+ int rtap_len, bool has_fcs)
- {
- struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
- struct ieee80211_radiotap_header *rthdr;
-@@ -134,7 +134,7 @@ ieee80211_add_rx_radiotap_header(struct
- }
-
- /* IEEE80211_RADIOTAP_FLAGS */
-- if (local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS)
-+ if (has_fcs && (local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS))
- *pos |= IEEE80211_RADIOTAP_F_FCS;
- if (status->flag & (RX_FLAG_FAILED_FCS_CRC | RX_FLAG_FAILED_PLCP_CRC))
- *pos |= IEEE80211_RADIOTAP_F_BADFCS;
-@@ -294,7 +294,8 @@ ieee80211_rx_monitor(struct ieee80211_lo
- }
-
- /* prepend radiotap information */
-- ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom);
-+ ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom,
-+ true);
-
- skb_reset_mac_header(skb);
- skb->ip_summed = CHECKSUM_UNNECESSARY;
-@@ -2282,6 +2283,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+@@ -2365,6 +2365,7 @@ 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_ADHOC)
break;
-@@ -2496,14 +2498,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2692,14 +2693,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
if (!ieee80211_vif_is_mesh(&sdata->vif) &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
break;
case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
-@@ -2567,7 +2570,8 @@ static void ieee80211_rx_cooked_monitor(
- goto out_free_skb;
-
- /* prepend radiotap information */
-- ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom);
-+ ieee80211_add_rx_radiotap_header(local, skb, rate, needed_headroom,
-+ false);
-
- skb_set_mac_header(skb, 0);
- skb->ip_summed = CHECKSUM_UNNECESSARY;
-@@ -2836,10 +2840,16 @@ static int prepare_for_handlers(struct i
+@@ -3028,10 +3030,16 @@ static int prepare_for_handlers(struct i
}
break;
case NL80211_IFTYPE_WDS:
- if (bssid || !ieee80211_is_data(hdr->frame_control))
- return 0;
- if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
+ if (!ether_addr_equal(sdata->u.wds.remote_addr, hdr->addr2))
return 0;
+
+ if (ieee80211_is_data(hdr->frame_control) ||
+ return 0;
+
break;
- default:
- /* should never get here */
+ case NL80211_IFTYPE_P2P_DEVICE:
+ if (!ieee80211_is_public_action(hdr, skb->len) &&
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -32,7 +32,6 @@
* @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.
-@@ -64,7 +63,6 @@ enum ieee80211_sta_info_flags {
+@@ -66,7 +65,6 @@ 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/drivers/net/wireless/ath/ath9k/init.c
-+++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -647,6 +647,24 @@ void ath9k_reload_chainmask_settings(str
- setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -1231,34 +1231,40 @@ static bool ieee80211_tx_frags(struct ie
+ if (local->queue_stop_reasons[q] ||
+ (!txpending && !skb_queue_empty(&local->pending[q]))) {
+ if (unlikely(info->flags &
+- IEEE80211_TX_INTFL_OFFCHAN_TX_OK &&
+- local->queue_stop_reasons[q] &
+- ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL))) {
++ IEEE80211_TX_INTFL_OFFCHAN_TX_OK)) {
++ if (local->queue_stop_reasons[q] &
++ ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL)) {
++ /*
++ * Drop off-channel frames if queues
++ * are stopped for any reason other
++ * than off-channel operation. Never
++ * queue them.
++ */
++ spin_unlock_irqrestore(
++ &local->queue_stop_reason_lock,
++ flags);
++ ieee80211_purge_tx_queue(&local->hw,
++ skbs);
++ return true;
++ }
++ } else {
++
+ /*
+- * Drop off-channel frames if queues are stopped
+- * for any reason other than off-channel
+- * operation. Never queue them.
++ * Since queue is stopped, queue up frames for
++ * later transmission from the tx-pending
++ * tasklet when the queue is woken again.
+ */
+- spin_unlock_irqrestore(
+- &local->queue_stop_reason_lock, flags);
+- ieee80211_purge_tx_queue(&local->hw, skbs);
+- return true;
++ if (txpending)
++ skb_queue_splice_init(skbs,
++ &local->pending[q]);
++ else
++ skb_queue_splice_tail_init(skbs,
++ &local->pending[q]);
++
++ spin_unlock_irqrestore(&local->queue_stop_reason_lock,
++ flags);
++ return false;
+ }
+-
+- /*
+- * Since queue is stopped, queue up frames for later
+- * transmission from the tx-pending tasklet when the
+- * queue is woken again.
+- */
+- if (txpending)
+- skb_queue_splice_init(skbs, &local->pending[q]);
+- else
+- skb_queue_splice_tail_init(skbs,
+- &local->pending[q]);
+-
+- spin_unlock_irqrestore(&local->queue_stop_reason_lock,
+- flags);
+- return false;
+ }
+ spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
+
+@@ -1848,9 +1854,24 @@ netdev_tx_t ieee80211_subif_start_xmit(s
+ }
+
+ if (!is_multicast_ether_addr(skb->data)) {
++ struct sta_info *next_hop;
++ bool mpp_lookup = true;
++
+ mpath = mesh_path_lookup(sdata, skb->data);
+- if (!mpath)
++ if (mpath) {
++ mpp_lookup = false;
++ next_hop = rcu_dereference(mpath->next_hop);
++ if (!next_hop ||
++ !(mpath->flags & (MESH_PATH_ACTIVE |
++ MESH_PATH_RESOLVING)))
++ mpp_lookup = true;
++ }
++
++ if (mpp_lookup)
+ mppath = mpp_path_lookup(sdata, skb->data);
++
++ if (mppath && mpath)
++ mesh_path_del(mpath->sdata, mpath->dst);
+ }
+
+ /*
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -554,16 +554,9 @@ static int nl80211_msg_put_channel(struc
+ if ((chan->flags & IEEE80211_CHAN_NO_IBSS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS))
+ goto nla_put_failure;
+- if (chan->flags & IEEE80211_CHAN_RADAR) {
+- u32 time = elapsed_jiffies_msecs(chan->dfs_state_entered);
+- if (nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
+- goto nla_put_failure;
+- if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_STATE,
+- chan->dfs_state))
+- goto nla_put_failure;
+- if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_TIME, time))
+- goto nla_put_failure;
+- }
++ if ((chan->flags & IEEE80211_CHAN_RADAR) &&
++ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
++ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS))
+ goto nla_put_failure;
+@@ -900,9 +893,6 @@ static int nl80211_put_iface_combination
+ nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
+ c->max_interfaces))
+ goto nla_put_failure;
+- if (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS,
+- c->radar_detect_widths))
+- goto nla_put_failure;
+
+ nla_nest_end(msg, nl_combi);
+ }
+@@ -914,48 +904,6 @@ nla_put_failure:
+ return -ENOBUFS;
}
-+static const struct ieee80211_iface_limit if_limits[] = {
-+ { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) |
-+ BIT(NL80211_IFTYPE_P2P_CLIENT) |
-+ BIT(NL80211_IFTYPE_WDS) },
-+ { .max = 8, .types =
+-#ifdef CONFIG_PM
+-static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev,
+- struct sk_buff *msg)
+-{
+- const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp;
+- struct nlattr *nl_tcp;
+-
+- if (!tcp)
+- return 0;
+-
+- nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION);
+- if (!nl_tcp)
+- return -ENOBUFS;
+-
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+- tcp->data_payload_max))
+- return -ENOBUFS;
+-
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+- tcp->data_payload_max))
+- return -ENOBUFS;
+-
+- if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ))
+- return -ENOBUFS;
+-
+- if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN,
+- sizeof(*tcp->tok), tcp->tok))
+- return -ENOBUFS;
+-
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL,
+- tcp->data_interval_max))
+- return -ENOBUFS;
+-
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD,
+- tcp->wake_payload_max))
+- return -ENOBUFS;
+-
+- nla_nest_end(msg, nl_tcp);
+- return 0;
+-}
+-#endif
+-
+ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags,
+ struct cfg80211_registered_device *dev)
+ {
+@@ -1330,9 +1278,6 @@ static int nl80211_send_wiphy(struct sk_
+ goto nla_put_failure;
+ }
+
+- if (nl80211_send_wowlan_tcp_caps(dev, msg))
+- goto nla_put_failure;
+-
+ nla_nest_end(msg, nl_wowlan);
+ }
+ #endif
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -3285,13 +3285,19 @@ static int ieee80211_cfg_get_channel(str
+ struct cfg80211_chan_def *chandef)
+ {
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
++ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ int ret = -ENODATA;
+
+ rcu_read_lock();
+- chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+- if (chanctx_conf) {
+- *chandef = chanctx_conf->def;
++ if (local->use_chanctx) {
++ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
++ if (chanctx_conf) {
++ *chandef = chanctx_conf->def;
++ ret = 0;
++ }
++ } else if (local->open_count == local->monitors) {
++ *chandef = local->monitor_chandef;
+ ret = 0;
+ }
+ rcu_read_unlock();
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1463,7 +1463,9 @@ static bool ath9k_hw_chip_reset(struct a
+ reset_type = ATH9K_RESET_POWER_ON;
+ else
+ reset_type = ATH9K_RESET_COLD;
+- }
++ } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) ||
++ (REG_READ(ah, AR_CR) & AR_CR_RXE))
++ reset_type = ATH9K_RESET_COLD;
+
+ if (!ath9k_hw_set_reset_reg(ah, reset_type))
+ return false;
+--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
++++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
+@@ -1236,8 +1236,10 @@ static inline void rt2x00lib_set_if_comb
+ */
+ if_limit = &rt2x00dev->if_limits_ap;
+ if_limit->max = rt2x00dev->ops->max_ap_intf;
+- if_limit->types = BIT(NL80211_IFTYPE_AP) |
+- BIT(NL80211_IFTYPE_MESH_POINT);
++ if_limit->types = BIT(NL80211_IFTYPE_AP);
++#ifdef CONFIG_MAC80211_MESH
++ if_limit->types |= BIT(NL80211_IFTYPE_MESH_POINT);
++#endif
+
+ /*
+ * Build up AP interface combinations structure.
+@@ -1309,7 +1311,9 @@ int rt2x00lib_probe_dev(struct rt2x00_de
+ rt2x00dev->hw->wiphy->interface_modes |=
+ BIT(NL80211_IFTYPE_ADHOC) |
+ BIT(NL80211_IFTYPE_AP) |
+#ifdef CONFIG_MAC80211_MESH
-+ BIT(NL80211_IFTYPE_MESH_POINT) |
+ BIT(NL80211_IFTYPE_MESH_POINT) |
+#endif
-+ BIT(NL80211_IFTYPE_AP) |
-+ BIT(NL80211_IFTYPE_P2P_GO) },
-+};
-+
-+static const struct ieee80211_iface_combination if_comb = {
-+ .limits = if_limits,
-+ .n_limits = ARRAY_SIZE(if_limits),
-+ .max_interfaces = 2048,
-+ .num_different_channels = 1,
-+};
-
- void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
+ BIT(NL80211_IFTYPE_WDS);
+
+ rt2x00dev->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
+--- a/net/mac80211/rc80211_minstrel_ht.c
++++ b/net/mac80211/rc80211_minstrel_ht.c
+@@ -26,11 +26,11 @@
+ /* Number of symbols for a packet with (bps) bits per symbol */
+ #define MCS_NSYMS(bps) ((MCS_NBITS + (bps) - 1) / (bps))
+
+-/* Transmission time for a packet containing (syms) symbols */
++/* Transmission time (nanoseconds) for a packet containing (syms) symbols */
+ #define MCS_SYMBOL_TIME(sgi, syms) \
+ (sgi ? \
+- ((syms) * 18 + 4) / 5 : /* syms * 3.6 us */ \
+- (syms) << 2 /* syms * 4 us */ \
++ ((syms) * 18000 + 4000) / 5 : /* syms * 3.6 us */ \
++ ((syms) * 1000) << 2 /* syms * 4 us */ \
+ )
+
+ /* Transmit duration for the raw data part of an average sized packet */
+@@ -64,9 +64,9 @@
+ }
+
+ #define CCK_DURATION(_bitrate, _short, _len) \
+- (10 /* SIFS */ + \
++ (1000 * (10 /* SIFS */ + \
+ (_short ? 72 + 24 : 144 + 48 ) + \
+- (8 * (_len + 4) * 10) / (_bitrate))
++ (8 * (_len + 4) * 10) / (_bitrate)))
+
+ #define CCK_ACK_DURATION(_bitrate, _short) \
+ (CCK_DURATION((_bitrate > 10 ? 20 : 10), false, 60) + \
+@@ -211,7 +211,8 @@ static void
+ minstrel_ht_calc_tp(struct minstrel_ht_sta *mi, int group, int rate)
+ {
+ struct minstrel_rate_stats *mr;
+- unsigned int usecs = 0;
++ unsigned int nsecs = 0;
++ unsigned int tp;
+
+ mr = &mi->groups[group].rates[rate];
+
+@@ -221,10 +222,12 @@ minstrel_ht_calc_tp(struct minstrel_ht_s
+ }
+
+ if (group != MINSTREL_CCK_GROUP)
+- usecs = mi->overhead / MINSTREL_TRUNC(mi->avg_ampdu_len);
++ nsecs = 1000 * mi->overhead / MINSTREL_TRUNC(mi->avg_ampdu_len);
+
+- usecs += minstrel_mcs_groups[group].duration[rate];
+- mr->cur_tp = MINSTREL_TRUNC((1000000 / usecs) * mr->probability);
++ nsecs += minstrel_mcs_groups[group].duration[rate];
++ tp = 1000000 * ((mr->probability * 1000) / nsecs);
++
++ mr->cur_tp = MINSTREL_TRUNC(tp);
+ }
+
+ /*
+@@ -308,8 +311,8 @@ minstrel_ht_update_stats(struct minstrel
+ }
+ }
+
+- /* try to sample up to half of the available rates during each interval */
+- mi->sample_count *= 4;
++ /* try to sample all available rates during each interval */
++ mi->sample_count *= 8;
+
+ cur_prob = 0;
+ cur_prob_tp = 0;
+@@ -320,20 +323,13 @@ minstrel_ht_update_stats(struct minstrel
+ if (!mg->supported)
+ continue;
+
+- mr = minstrel_get_ratestats(mi, mg->max_prob_rate);
+- if (cur_prob_tp < mr->cur_tp &&
+- minstrel_mcs_groups[group].streams == 1) {
+- mi->max_prob_rate = mg->max_prob_rate;
+- cur_prob = mr->cur_prob;
+- cur_prob_tp = mr->cur_tp;
+- }
+-
+ mr = minstrel_get_ratestats(mi, mg->max_tp_rate);
+ if (cur_tp < mr->cur_tp) {
+ mi->max_tp_rate2 = mi->max_tp_rate;
+ cur_tp2 = cur_tp;
+ mi->max_tp_rate = mg->max_tp_rate;
+ cur_tp = mr->cur_tp;
++ mi->max_prob_streams = minstrel_mcs_groups[group].streams - 1;
+ }
+
+ mr = minstrel_get_ratestats(mi, mg->max_tp_rate2);
+@@ -343,6 +339,23 @@ minstrel_ht_update_stats(struct minstrel
+ }
+ }
+
++ if (mi->max_prob_streams < 1)
++ mi->max_prob_streams = 1;
++
++ for (group = 0; group < ARRAY_SIZE(minstrel_mcs_groups); group++) {
++ mg = &mi->groups[group];
++ if (!mg->supported)
++ continue;
++ mr = minstrel_get_ratestats(mi, mg->max_prob_rate);
++ if (cur_prob_tp < mr->cur_tp &&
++ minstrel_mcs_groups[group].streams <= mi->max_prob_streams) {
++ mi->max_prob_rate = mg->max_prob_rate;
++ cur_prob = mr->cur_prob;
++ cur_prob_tp = mr->cur_tp;
++ }
++ }
++
++
+ mi->stats_update = jiffies;
+ }
+
+@@ -467,7 +480,7 @@ minstrel_ht_tx_status(void *priv, struct
+
+ if (!mi->sample_wait && !mi->sample_tries && mi->sample_count > 0) {
+ mi->sample_wait = 16 + 2 * MINSTREL_TRUNC(mi->avg_ampdu_len);
+- mi->sample_tries = 2;
++ mi->sample_tries = 1;
+ mi->sample_count--;
+ }
+
+@@ -536,7 +549,7 @@ minstrel_calc_retransmit(struct minstrel
+ mr->retry_updated = true;
+
+ group = &minstrel_mcs_groups[index / MCS_GROUP_RATES];
+- tx_time_data = group->duration[index % MCS_GROUP_RATES] * ampdu_len;
++ tx_time_data = group->duration[index % MCS_GROUP_RATES] * ampdu_len / 1000;
+
+ /* Contention time for first 2 tries */
+ ctime = (t_slot * cw) >> 1;
+@@ -616,6 +629,7 @@ minstrel_get_sample_rate(struct minstrel
{
-@@ -676,6 +694,9 @@ void ath9k_set_hw_capab(struct ath_softc
- BIT(NL80211_IFTYPE_ADHOC) |
- BIT(NL80211_IFTYPE_MESH_POINT);
-
-+ hw->wiphy->iface_combinations = &if_comb;
-+ hw->wiphy->n_iface_combinations = 1;
-+
- if (AR_SREV_5416(sc->sc_ah))
- hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
-
---- a/net/mac80211/ibss.c
-+++ b/net/mac80211/ibss.c
-@@ -455,8 +455,8 @@ static void ieee80211_rx_bss_info(struct
- * 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) &&
-+ 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;
+ struct minstrel_rate_stats *mr;
+ struct minstrel_mcs_group_data *mg;
++ unsigned int sample_dur, sample_group;
+ int sample_idx = 0;
+
+ if (mi->sample_wait > 0) {
+@@ -626,11 +640,11 @@ minstrel_get_sample_rate(struct minstrel
+ if (!mi->sample_tries)
+ return -1;
+
+- mi->sample_tries--;
+ mg = &mi->groups[mi->sample_group];
+ sample_idx = sample_table[mg->column][mg->index];
+ mr = &mg->rates[sample_idx];
+- sample_idx += mi->sample_group * MCS_GROUP_RATES;
++ sample_group = mi->sample_group;
++ sample_idx += sample_group * MCS_GROUP_RATES;
+ minstrel_next_sample_idx(mi);
+
+ /*
+@@ -651,14 +665,18 @@ minstrel_get_sample_rate(struct minstrel
+ * Make sure that lower rates get sampled only occasionally,
+ * if the link is working perfectly.
+ */
+- if (minstrel_get_duration(sample_idx) >
+- minstrel_get_duration(mi->max_tp_rate)) {
++ sample_dur = minstrel_get_duration(sample_idx);
++ if (sample_dur >= minstrel_get_duration(mi->max_tp_rate2) &&
++ (mi->max_prob_streams <
++ minstrel_mcs_groups[sample_group].streams ||
++ sample_dur >= minstrel_get_duration(mi->max_prob_rate))) {
+ if (mr->sample_skipped < 20)
+ return -1;
+
+ if (mi->sample_slow++ > 2)
+ return -1;
+ }
++ mi->sample_tries--;
+
+ return sample_idx;
+ }
+--- a/net/mac80211/rc80211_minstrel_ht.h
++++ b/net/mac80211/rc80211_minstrel_ht.h
+@@ -85,6 +85,7 @@ struct minstrel_ht_sta {
+
+ /* best probability rate */
+ unsigned int max_prob_rate;
++ unsigned int max_prob_streams;
+
+ /* time of last status update */
+ unsigned long stats_update;
+--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+@@ -1023,6 +1023,7 @@ static bool ar9003_hw_init_cal(struct at
+ AR_PHY_AGC_CONTROL_FLTR_CAL |
+ AR_PHY_AGC_CONTROL_PKDET_CAL;
+
++ /* Use chip chainmask only for calibration */
+ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask);
+
+ if (rtt) {
+@@ -1150,6 +1151,9 @@ skip_tx_iqcal:
+ ar9003_hw_rtt_disable(ah);
+ }
+
++ /* Revert chainmask to runtime parameters */
++ ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
++
+ /* Initialize list pointers */
+ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+
+--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+@@ -3606,6 +3606,12 @@ static void ar9003_hw_ant_ctrl_apply(str
+ value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz);
+ REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value);
+
++ if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) {
++ value = ar9003_hw_ant_ctrl_chain_get(ah, 1, is2ghz);
++ REG_RMW_FIELD(ah, switch_chain_reg[0],
++ AR_SWITCH_TABLE_ALL, value);
++ }
++
+ for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
+ if ((ah->rxchainmask & BIT(chain)) ||
+ (ah->txchainmask & BIT(chain))) {
+@@ -3772,6 +3778,17 @@ static void ar9003_hw_atten_apply(struct
+ AR_PHY_EXT_ATTEN_CTL_2,
+ };
+
++ if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) {
++ value = ar9003_hw_atten_chain_get(ah, 1, chan);
++ REG_RMW_FIELD(ah, ext_atten_reg[0],
++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_DB, value);
++
++ value = ar9003_hw_atten_chain_get_margin(ah, 1, chan);
++ REG_RMW_FIELD(ah, ext_atten_reg[0],
++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN,
++ value);
++ }
++
+ /* Test value. if 0 then attenuation is unused. Don't load anything. */
+ for (i = 0; i < 3; i++) {
+ if (ah->txchainmask & BIT(i)) {
+--- a/drivers/net/wireless/ath/ath9k/link.c
++++ b/drivers/net/wireless/ath/ath9k/link.c
+@@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct wo
+ int i;
+ bool needreset = false;
+
+- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
+- if (ATH_TXQ_SETUP(sc, i)) {
+- txq = &sc->tx.txq[i];
+- ath_txq_lock(sc, txq);
+- if (txq->axq_depth) {
+- if (txq->axq_tx_inprogress) {
+- needreset = true;
+- ath_txq_unlock(sc, txq);
+- break;
+- } else {
+- txq->axq_tx_inprogress = true;
+- }
++ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
++ txq = sc->tx.txq_map[i];
++
++ ath_txq_lock(sc, txq);
++ if (txq->axq_depth) {
++ if (txq->axq_tx_inprogress) {
++ needreset = true;
++ ath_txq_unlock(sc, txq);
++ break;
++ } else {
++ txq->axq_tx_inprogress = true;
+ }
+- ath_txq_unlock_complete(sc, txq);
+ }
++ ath_txq_unlock_complete(sc, txq);
++ }
+
+ if (needreset) {
+ ath_dbg(ath9k_hw_common(sc->sc_ah), RESET,
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -766,6 +766,7 @@ int __must_check __sta_info_destroy(stru
+ struct ieee80211_local *local;
+ struct ieee80211_sub_if_data *sdata;
+ int ret, i;
++ bool have_key = false;
+
+ might_sleep();
+
+@@ -793,12 +794,19 @@ int __must_check __sta_info_destroy(stru
+ list_del_rcu(&sta->list);
+
+ mutex_lock(&local->key_mtx);
+- for (i = 0; i < NUM_DEFAULT_KEYS; i++)
++ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+ __ieee80211_key_free(key_mtx_dereference(local, sta->gtk[i]));
+- if (sta->ptk)
++ have_key = true;
++ }
++ if (sta->ptk) {
+ __ieee80211_key_free(key_mtx_dereference(local, sta->ptk));
++ have_key = true;
++ }
+ mutex_unlock(&local->key_mtx);
+
++ if (!have_key)
++ synchronize_net();
++
+ sta->dead = true;
+
+ local->num_sta--;