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authorFelix Fietkau <nbd@openwrt.org>2012-04-16 21:08:41 +0000
committerFelix Fietkau <nbd@openwrt.org>2012-04-16 21:08:41 +0000
commitc0c371b58134d391f46de6dabf2bd0a96267cb38 (patch)
tree7b489799c8ddbfdd0ac3462317ce2be1a41368ed /package/mac80211/patches/300-pending_work.patch
parentc379502147ee31e5b429ea8c38ae8c79e158e96a (diff)
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mac80211: update to wireless-testing 2012-04-13
SVN-Revision: 31322
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
-rw-r--r--package/mac80211/patches/300-pending_work.patch2371
1 files changed, 633 insertions, 1738 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index 64067f2d48..9afe20e8c3 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -1,239 +1,552 @@
---- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
-@@ -326,7 +326,6 @@ static bool ar9003_hw_get_isr(struct ath
- static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
- struct ath_tx_status *ts)
+--- 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 +2416,19 @@ ath5k_tx_complete_poll_work(struct work_
+ * Initialization routines *
+ \*************************/
+
++static const struct ieee80211_iface_limit if_limits[] = {
++ { .max = 256, .types = BIT(NL80211_IFTYPE_STATION) },
++ { .max = 4, .types = BIT(NL80211_IFTYPE_AP) |
++ BIT(NL80211_IFTYPE_MESH_POINT) },
++};
++
++static const struct ieee80211_iface_combination if_comb = {
++ .limits = if_limits,
++ .n_limits = ARRAY_SIZE(if_limits),
++ .max_interfaces = 256,
++ .num_different_channels = 1,
++};
++
+ int __devinit
+ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
{
-- struct ar9003_txc *txc = (struct ar9003_txc *) ds;
- struct ar9003_txs *ads;
- u32 status;
+@@ -2437,6 +2450,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const
+ BIT(NL80211_IFTYPE_ADHOC) |
+ BIT(NL80211_IFTYPE_MESH_POINT);
-@@ -336,11 +335,7 @@ static int ar9003_hw_proc_txdesc(struct
- if ((status & AR_TxDone) == 0)
- return -EINPROGRESS;
++ 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;
-- ts->qid = MS(ads->ds_info, AR_TxQcuNum);
-- if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
-- ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
+ synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
+- if (IS_CHAN_B(chan))
+- synthDelay = (4 * synthDelay) / 22;
- else
-- return -ENOENT;
-+ ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
-
- if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
- (MS(ads->ds_info, AR_TxRxDesc) != 1)) {
-@@ -354,6 +349,7 @@ static int ar9003_hw_proc_txdesc(struct
- ts->ts_seqnum = MS(status, AR_SeqNum);
- ts->tid = MS(status, AR_TxTid);
-
-+ ts->qid = MS(ads->ds_info, AR_TxQcuNum);
- ts->desc_id = MS(ads->status1, AR_TxDescId);
- ts->ts_tstamp = ads->status4;
- ts->ts_status = 0;
-@@ -440,20 +436,14 @@ int ath9k_hw_process_rxdesc_edma(struct
- struct ar9003_rxs *rxsp = (struct ar9003_rxs *) buf_addr;
- unsigned int phyerr;
-
-- /* TODO: byte swap on big endian for ar9300_10 */
+- synthDelay /= 10;
-
-- if (!rxs) {
-- if ((rxsp->status11 & AR_RxDone) == 0)
-- return -EINPROGRESS;
--
-- if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
-- return -EINVAL;
-+ if ((rxsp->status11 & AR_RxDone) == 0)
-+ return -EINPROGRESS;
+- if (IS_CHAN_HALF_RATE(chan))
+- synthDelay *= 2;
+- else if (IS_CHAN_QUARTER_RATE(chan))
+- synthDelay *= 4;
-- if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
-- return -EINPROGRESS;
-+ if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
-+ return -EINVAL;
+ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-- return 0;
-- }
-+ if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
-+ return -EINPROGRESS;
-
- rxs->rs_status = 0;
- rxs->rs_flags = 0;
-@@ -510,7 +500,11 @@ 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 +526,7 @@ int ath9k_hw_process_rxdesc_edma(struct
- rxs->rs_status |= ATH9K_RXERR_PHY;
- rxs->rs_phyerr = phyerr;
- }
+- 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);
-
-- } else if (rxsp->status11 & AR_DecryptCRCErr)
-- rxs->rs_status |= ATH9K_RXERR_DECRYPT;
-- else if (rxsp->status11 & AR_MichaelErr)
-- rxs->rs_status |= ATH9K_RXERR_MIC;
-+ };
+- /*
+- * 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;
++ }
+ /*
+ * 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];
}
- 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
++ 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)
{
- 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();
-
-- tx_info = IEEE80211_SKB_CB(skb);
- if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
- atomic_dec(&ar->tx_ampdu_upload);
-
---- 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;
-
- 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
---- 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);
+ int ret;
+
++ 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;
}
---- 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)
-
-@@ -659,6 +659,8 @@ ieee80211_tx_info_clear_status(struct ie
- * @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index
- * @RX_FLAG_40MHZ: HT40 (40 MHz) was used
- * @RX_FLAG_SHORT_GI: Short guard interval was used
-+ * @RX_FLAG_NO_SIGNAL_VAL: The signal strength value is not present.
-+ * Valid only for data frames (mainly A-MPDU)
- */
- enum mac80211_rx_flags {
- RX_FLAG_MMIC_ERROR = 1<<0,
-@@ -672,6 +674,7 @@ enum mac80211_rx_flags {
- RX_FLAG_HT = 1<<9,
- RX_FLAG_40MHZ = 1<<10,
- RX_FLAG_SHORT_GI = 1<<11,
-+ RX_FLAG_NO_SIGNAL_VAL = 1<<12,
- };
-
- /**
-@@ -1634,7 +1637,7 @@ 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 +1645,9 @@ 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 +2146,7 @@ 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
+
+ /* 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
-@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st
+@@ -200,6 +200,8 @@ 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);
@@ -254,7 +567,7 @@
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);
-@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct
+@@ -484,6 +485,7 @@ 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 &&
@@ -268,8 +581,8 @@
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",
TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
TEST(PS_DRIVER), TEST(AUTHORIZED),
TEST(SHORT_PREAMBLE),
@@ -280,7 +593,17 @@
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_
+@@ -163,7 +163,8 @@ static int ieee80211_check_queues(struct
+ return -EINVAL;
+ }
+
+- 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);
struct ieee80211_local *local = sdata->local;
@@ -288,7 +611,7 @@
u32 changed = 0;
int res;
u32 hw_reconf_flags = 0;
-@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_
+@@ -427,28 +427,6 @@ static int ieee80211_do_open(struct net_
set_bit(SDATA_STATE_RUNNING, &sdata->state);
@@ -317,17 +640,7 @@
/*
* set_multicast_list will be invoked by the networking core
* which will check whether any increments here were done in
-@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_
- netif_tx_start_all_queues(dev);
-
- return 0;
-- err_del_interface:
-- drv_remove_interface(local, sdata);
-+
- err_stop:
- if (!local->open_count)
- drv_stop(local);
-@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne
+@@ -845,6 +823,70 @@ static void ieee80211_if_setup(struct ne
dev->destructor = free_netdev;
}
@@ -360,7 +673,7 @@
+ ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
+ skb->len - baselen, &elems);
+
-+ rates = ieee80211_sta_get_rates(local, &elems, band);
++ rates = ieee80211_sta_get_rates(local, &elems, band, NULL);
+
+ rcu_read_lock();
+
@@ -398,7 +711,7 @@
static void ieee80211_iface_work(struct work_struct *work)
{
struct ieee80211_sub_if_data *sdata =
-@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct
+@@ -949,6 +991,9 @@ static void ieee80211_iface_work(struct
break;
ieee80211_mesh_rx_queued_mgmt(sdata, skb);
break;
@@ -410,45 +723,35 @@
break;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
-@@ -177,7 +177,8 @@ ieee80211_add_rx_radiotap_header(struct
- pos += 2;
-
- /* IEEE80211_RADIOTAP_DBM_ANTSIGNAL */
-- if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
-+ if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM &&
-+ !(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
- *pos = status->signal;
- rthdr->it_present |=
- cpu_to_le32(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL);
-@@ -489,12 +490,12 @@ ieee80211_rx_mesh_check(struct ieee80211
- if (ieee80211_has_tods(hdr->frame_control) ||
- !ieee80211_has_fromds(hdr->frame_control))
- return RX_DROP_MONITOR;
-- if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(hdr->addr3, dev_addr) == 0)
- return RX_DROP_MONITOR;
- } else {
- if (!ieee80211_has_a4(hdr->frame_control))
- return RX_DROP_MONITOR;
-- if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(hdr->addr4, dev_addr) == 0)
- return RX_DROP_MONITOR;
- }
+@@ -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
}
-@@ -1309,8 +1310,10 @@ ieee80211_rx_h_sta_process(struct ieee80
-
- sta->rx_fragments++;
- sta->rx_bytes += rx->skb->len;
-- sta->last_signal = status->signal;
-- ewma_add(&sta->avg_signal, -status->signal);
-+ if (!(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
-+ sta->last_signal = status->signal;
-+ ewma_add(&sta->avg_signal, -status->signal);
-+ }
- /*
- * Change STA power saving mode only at the end of a frame
-@@ -2282,6 +2285,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+ /* 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
sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
sdata->vif.type != NL80211_IFTYPE_AP &&
@@ -456,16 +759,7 @@
sdata->vif.type != NL80211_IFTYPE_ADHOC)
break;
-@@ -2336,7 +2340,7 @@ ieee80211_rx_h_action(struct ieee80211_r
- if (sdata->vif.type != NL80211_IFTYPE_STATION)
- break;
-
-- if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
-+ if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid))
- break;
-
- goto queue;
-@@ -2492,14 +2496,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2496,14 +2498,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
if (!ieee80211_vif_is_mesh(&sdata->vif) &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
@@ -483,7 +777,17 @@
break;
case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
-@@ -2853,10 +2858,16 @@ static int prepare_for_handlers(struct i
+@@ -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
}
break;
case NL80211_IFTYPE_WDS:
@@ -502,63 +806,9 @@
break;
default:
/* should never get here */
---- a/net/mac80211/sta_info.c
-+++ b/net/mac80211/sta_info.c
-@@ -9,6 +9,7 @@
-
- #include <linux/module.h>
- #include <linux/init.h>
-+#include <linux/etherdevice.h>
- #include <linux/netdevice.h>
- #include <linux/types.h>
- #include <linux/slab.h>
-@@ -101,7 +102,7 @@ struct sta_info *sta_info_get(struct iee
- lockdep_is_held(&local->sta_mtx));
- while (sta) {
- if (sta->sdata == sdata &&
-- memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
-+ compare_ether_addr(sta->sta.addr, addr) == 0)
- break;
- sta = rcu_dereference_check(sta->hnext,
- lockdep_is_held(&local->sta_mtx));
-@@ -124,7 +125,7 @@ struct sta_info *sta_info_get_bss(struct
- while (sta) {
- if ((sta->sdata == sdata ||
- (sta->sdata->bss && sta->sdata->bss == sdata->bss)) &&
-- memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
-+ compare_ether_addr(sta->sta.addr, addr) == 0)
- break;
- sta = rcu_dereference_check(sta->hnext,
- lockdep_is_held(&local->sta_mtx));
-@@ -1050,7 +1051,7 @@ 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 +1178,7 @@ 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
-@@ -14,6 +14,7 @@
- #include <linux/if_ether.h>
- #include <linux/workqueue.h>
- #include <linux/average.h>
-+#include <linux/etherdevice.h>
- #include "key.h"
-
- /**
-@@ -31,7 +32,6 @@
+@@ -32,7 +32,6 @@
* @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
* frames.
* @WLAN_STA_WME: Station is a QoS-STA.
@@ -566,7 +816,7 @@
* @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.
-@@ -62,7 +62,6 @@ enum ieee80211_sta_info_flags {
+@@ -64,7 +63,6 @@ enum ieee80211_sta_info_flags {
WLAN_STA_AUTHORIZED,
WLAN_STA_SHORT_PREAMBLE,
WLAN_STA_WME,
@@ -574,1405 +824,50 @@
WLAN_STA_CLEAR_PS_FILT,
WLAN_STA_MFP,
WLAN_STA_BLOCK_BA,
-@@ -489,7 +488,7 @@ void for_each_sta_info_type_check(struct
- nxt = _sta ? rcu_dereference(_sta->hnext) : NULL \
- ) \
- /* compare address and run code only if it matches */ \
-- if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0)
-+ if (compare_ether_addr(_sta->sta.addr, (_addr)) == 0)
-
- /*
- * Get STA info by index, BROKEN!
---- a/net/mac80211/tx.c
-+++ b/net/mac80211/tx.c
-@@ -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);
-@@ -1060,6 +1065,7 @@ static bool ieee80211_tx_prep_agg(struct
- {
- bool queued = false;
- bool reset_agg_timer = false;
-+ struct sk_buff *purge_skb = NULL;
-
- if (test_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state)) {
- info->flags |= IEEE80211_TX_CTL_AMPDU;
-@@ -1101,8 +1107,13 @@ static bool ieee80211_tx_prep_agg(struct
- info->control.vif = &tx->sdata->vif;
- info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
- __skb_queue_tail(&tid_tx->pending, skb);
-+ if (skb_queue_len(&tid_tx->pending) > STA_MAX_TX_BUFFER)
-+ purge_skb = __skb_dequeue(&tid_tx->pending);
- }
- spin_unlock(&tx->sta->lock);
-+
-+ if (purge_skb)
-+ dev_kfree_skb(purge_skb);
- }
-
- /* reset session timer */
---- a/net/mac80211/ieee80211_i.h
-+++ b/net/mac80211/ieee80211_i.h
-@@ -480,7 +480,7 @@ struct ieee80211_if_ibss {
-
- bool control_port;
-
-- u8 bssid[ETH_ALEN];
-+ u8 bssid[ETH_ALEN] __aligned(2);
- u8 ssid[IEEE80211_MAX_SSID_LEN];
- u8 ssid_len, ie_len;
- u8 *ie;
---- a/net/mac80211/ibss.c
-+++ b/net/mac80211/ibss.c
-@@ -66,7 +66,7 @@ static void __ieee80211_sta_join_ibss(st
- skb_reset_tail_pointer(skb);
- skb_reserve(skb, sdata->local->hw.extra_tx_headroom);
-
-- if (memcmp(ifibss->bssid, bssid, ETH_ALEN))
-+ if (compare_ether_addr(ifibss->bssid, bssid))
- sta_info_flush(sdata->local, sdata);
-
- /* if merging, indicate to driver that we leave the old IBSS */
-@@ -403,7 +403,7 @@ static void ieee80211_rx_bss_info(struct
- return;
-
- if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
-- memcmp(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, sdata->u.ibss.bssid) == 0) {
-
- rcu_read_lock();
- sta = sta_info_get(sdata, mgmt->sa);
-@@ -508,7 +508,7 @@ static void ieee80211_rx_bss_info(struct
- goto put_bss;
-
- /* same BSSID */
-- if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0)
-+ if (compare_ether_addr(cbss->bssid, sdata->u.ibss.bssid) == 0)
- goto put_bss;
-
- if (rx_status->flag & RX_FLAG_MACTIME_MPDU) {
-@@ -831,8 +831,8 @@ static void ieee80211_rx_mgmt_probe_req(
- if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
- return;
-
-- if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 &&
-- memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0)
-+ if (compare_ether_addr(mgmt->bssid, ifibss->bssid) != 0 &&
-+ !is_broadcast_ether_addr(mgmt->bssid))
- return;
-
- end = ((u8 *) mgmt) + len;
---- a/net/mac80211/mesh.c
-+++ b/net/mac80211/mesh.c
-@@ -204,7 +204,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80
- kmem_cache_free(rm_cache, p);
- --entries;
- } else if ((seqnum == p->seqnum) &&
-- (memcmp(sa, p->sa, ETH_ALEN) == 0))
-+ (compare_ether_addr(sa, p->sa) == 0))
- return -1;
- }
-
---- a/net/mac80211/mesh_hwmp.c
-+++ b/net/mac80211/mesh_hwmp.c
-@@ -8,6 +8,7 @@
- */
-
- #include <linux/slab.h>
-+#include <linux/etherdevice.h>
- #include <asm/unaligned.h>
- #include "wme.h"
- #include "mesh.h"
-@@ -419,7 +420,7 @@ static u32 hwmp_route_info_get(struct ie
- new_metric = MAX_METRIC;
- exp_time = TU_TO_EXP_TIME(orig_lifetime);
-
-- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) {
-+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) {
- /* This MP is the originator, we are not interested in this
- * frame, except for updating transmitter's path info.
- */
-@@ -469,7 +470,7 @@ static u32 hwmp_route_info_get(struct ie
-
- /* Update and check transmitter routing info */
- ta = mgmt->sa;
-- if (memcmp(orig_addr, ta, ETH_ALEN) == 0)
-+ if (compare_ether_addr(orig_addr, ta) == 0)
- fresh_info = false;
- else {
- fresh_info = true;
-@@ -529,7 +530,7 @@ static void hwmp_preq_frame_process(stru
-
- mhwmp_dbg("received PREQ from %pM", orig_addr);
-
-- if (memcmp(target_addr, sdata->vif.addr, ETH_ALEN) == 0) {
-+ if (compare_ether_addr(target_addr, sdata->vif.addr) == 0) {
- mhwmp_dbg("PREQ is for us");
- forward = false;
- reply = true;
-@@ -624,7 +625,7 @@ static void hwmp_prep_frame_process(stru
- mhwmp_dbg("received PREP from %pM", PREP_IE_ORIG_ADDR(prep_elem));
-
- orig_addr = PREP_IE_ORIG_ADDR(prep_elem);
-- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
- /* destination, no forwarding required */
- return;
-
-@@ -694,10 +695,12 @@ static void hwmp_perr_frame_process(stru
- rcu_read_lock();
- mpath = mesh_path_lookup(target_addr, sdata);
- if (mpath) {
-+ struct sta_info *sta;
-+
- spin_lock_bh(&mpath->state_lock);
-+ sta = next_hop_deref_protected(mpath);
- if (mpath->flags & MESH_PATH_ACTIVE &&
-- memcmp(ta, next_hop_deref_protected(mpath)->sta.addr,
-- ETH_ALEN) == 0 &&
-+ compare_ether_addr(ta, sta->sta.addr) == 0 &&
- (!(mpath->flags & MESH_PATH_SN_VALID) ||
- SN_GT(target_sn, mpath->sn))) {
- mpath->flags &= ~MESH_PATH_ACTIVE;
-@@ -739,7 +742,7 @@ static void hwmp_rann_frame_process(stru
- metric = rann->rann_metric;
-
- /* Ignore our own RANNs */
-- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
- return;
-
- mhwmp_dbg("received RANN from %pM (is_gate=%d)", orig_addr,
-@@ -1064,7 +1067,7 @@ int mesh_nexthop_lookup(struct sk_buff *
- if (time_after(jiffies,
- mpath->exp_time -
- msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) &&
-- !memcmp(sdata->vif.addr, hdr->addr4, ETH_ALEN) &&
-+ !compare_ether_addr(sdata->vif.addr, hdr->addr4) &&
- !(mpath->flags & MESH_PATH_RESOLVING) &&
- !(mpath->flags & MESH_PATH_FIXED))
- mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH);
---- a/net/mac80211/mesh_pathtbl.c
-+++ b/net/mac80211/mesh_pathtbl.c
-@@ -350,7 +350,7 @@ static struct mesh_path *mpath_lookup(st
- hlist_for_each_entry_rcu(node, n, bucket, list) {
- mpath = node->mpath;
- if (mpath->sdata == sdata &&
-- memcmp(dst, mpath->dst, ETH_ALEN) == 0) {
-+ compare_ether_addr(dst, mpath->dst) == 0) {
- if (MPATH_EXPIRED(mpath)) {
- spin_lock_bh(&mpath->state_lock);
- mpath->flags &= ~MESH_PATH_ACTIVE;
-@@ -525,7 +525,7 @@ int mesh_path_add(u8 *dst, struct ieee80
- int err = 0;
- u32 hash_idx;
-
-- if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(dst, sdata->vif.addr) == 0)
- /* never add ourselves as neighbours */
- return -ENOTSUPP;
-
-@@ -566,7 +566,8 @@ int mesh_path_add(u8 *dst, struct ieee80
- err = -EEXIST;
- hlist_for_each_entry(node, n, bucket, list) {
- mpath = node->mpath;
-- if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
-+ if (mpath->sdata == sdata &&
-+ compare_ether_addr(dst, mpath->dst) == 0)
- goto err_exists;
- }
-
-@@ -657,7 +658,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
- int err = 0;
- u32 hash_idx;
-
-- if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(dst, sdata->vif.addr) == 0)
- /* never add ourselves as neighbours */
- return -ENOTSUPP;
-
-@@ -694,7 +695,8 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
- err = -EEXIST;
- hlist_for_each_entry(node, n, bucket, list) {
- mpath = node->mpath;
-- if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
-+ if (mpath->sdata == sdata &&
-+ compare_ether_addr(dst, mpath->dst) == 0)
- goto err_exists;
- }
-
-@@ -887,7 +889,7 @@ int mesh_path_del(u8 *addr, struct ieee8
- hlist_for_each_entry(node, n, bucket, list) {
- mpath = node->mpath;
- if (mpath->sdata == sdata &&
-- memcmp(addr, mpath->dst, ETH_ALEN) == 0) {
-+ compare_ether_addr(addr, mpath->dst) == 0) {
- __mesh_path_del(tbl, node);
- goto enddel;
- }
---- a/net/mac80211/mlme.c
-+++ b/net/mac80211/mlme.c
-@@ -1812,7 +1812,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_
-
- memcpy(bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN);
-
-- if (memcmp(bssid, mgmt->bssid, ETH_ALEN))
-+ if (compare_ether_addr(bssid, mgmt->bssid))
- return RX_MGMT_NONE;
-
- auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
-@@ -1893,7 +1893,7 @@ ieee80211_rx_mgmt_deauth(struct ieee8021
- return RX_MGMT_NONE;
-
- if (!ifmgd->associated ||
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
- return RX_MGMT_NONE;
-
- bssid = ifmgd->associated->bssid;
-@@ -1925,7 +1925,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80
- return RX_MGMT_NONE;
-
- if (!ifmgd->associated ||
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
- return RX_MGMT_NONE;
-
- reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
-@@ -2190,7 +2190,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee
-
- if (!assoc_data)
- return RX_MGMT_NONE;
-- if (memcmp(assoc_data->bss->bssid, mgmt->bssid, ETH_ALEN))
-+ if (compare_ether_addr(assoc_data->bss->bssid, mgmt->bssid))
- return RX_MGMT_NONE;
-
- /*
-@@ -2278,8 +2278,8 @@ static void ieee80211_rx_bss_info(struct
- bool need_ps = false;
-
- if (sdata->u.mgd.associated &&
-- memcmp(mgmt->bssid, sdata->u.mgd.associated->bssid,
-- ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, sdata->u.mgd.associated->bssid)
-+ == 0) {
- bss = (void *)sdata->u.mgd.associated->priv;
- /* not previously set so we may need to recalc */
- need_ps = !bss->dtim_period;
-@@ -2334,7 +2334,7 @@ static void ieee80211_rx_mgmt_probe_resp
-
- ASSERT_MGD_MTX(ifmgd);
-
-- if (memcmp(mgmt->da, sdata->vif.addr, ETH_ALEN))
-+ if (compare_ether_addr(mgmt->da, sdata->vif.addr))
- return; /* ignore ProbeResp to foreign address */
-
- baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
-@@ -2347,11 +2347,12 @@ static void ieee80211_rx_mgmt_probe_resp
- ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false);
-
- if (ifmgd->associated &&
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0)
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid) == 0)
- ieee80211_reset_ap_probe(sdata);
-
- if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies &&
-- memcmp(mgmt->bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, ifmgd->auth_data->bss->bssid)
-+ == 0) {
- /* got probe response, continue with auth */
- printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name);
- ifmgd->auth_data->tries = 0;
-@@ -2408,7 +2409,8 @@ static void ieee80211_rx_mgmt_beacon(str
- return;
-
- if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon &&
-- memcmp(mgmt->bssid, ifmgd->assoc_data->bss->bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, ifmgd->assoc_data->bss->bssid)
-+ == 0) {
- ieee802_11_parse_elems(mgmt->u.beacon.variable,
- len - baselen, &elems);
-
-@@ -2423,7 +2425,7 @@ static void ieee80211_rx_mgmt_beacon(str
- }
-
- if (!ifmgd->associated ||
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
- return;
- bssid = ifmgd->associated->bssid;
-
-@@ -3285,7 +3287,7 @@ int ieee80211_mgd_assoc(struct ieee80211
- bool match;
-
- /* keep sta info, bssid if matching */
-- match = memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN) == 0;
-+ match = compare_ether_addr(ifmgd->bssid, req->bss->bssid) == 0;
- ieee80211_destroy_auth_data(sdata, match);
- }
-
-@@ -3407,7 +3409,7 @@ int ieee80211_mgd_assoc(struct ieee80211
- goto err_clear;
- }
- } else
-- WARN_ON_ONCE(memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN));
-+ WARN_ON_ONCE(compare_ether_addr(ifmgd->bssid, req->bss->bssid));
-
- if (!bss->dtim_period &&
- sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD) {
-@@ -3448,7 +3450,7 @@ int ieee80211_mgd_deauth(struct ieee8021
- mutex_lock(&ifmgd->mtx);
-
- if (ifmgd->associated &&
-- memcmp(ifmgd->associated->bssid, req->bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(ifmgd->associated->bssid, req->bssid) == 0) {
- ieee80211_set_disassoc(sdata, false, true);
- assoc_bss = true;
- } else if (ifmgd->auth_data) {
---- a/net/mac80211/status.c
-+++ b/net/mac80211/status.c
-@@ -10,6 +10,7 @@
- */
-
- #include <linux/export.h>
-+#include <linux/etherdevice.h>
- #include <net/mac80211.h>
- #include <asm/unaligned.h>
- #include "ieee80211_i.h"
-@@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee8021
-
- for_each_sta_info(local, hdr->addr1, sta, tmp) {
- /* skip wrong virtual interface */
-- if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
-+ if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr))
- continue;
-
- if (info->flags & IEEE80211_TX_STATUS_EOSP)
---- a/net/wireless/mlme.c
-+++ b/net/wireless/mlme.c
-@@ -6,6 +6,7 @@
-
- #include <linux/kernel.h>
- #include <linux/module.h>
-+#include <linux/etherdevice.h>
- #include <linux/netdevice.h>
- #include <linux/nl80211.h>
- #include <linux/slab.h>
-@@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_d
- ASSERT_WDEV_LOCK(wdev);
-
- if (wdev->current_bss &&
-- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
- cfg80211_unhold_bss(wdev->current_bss);
- cfg80211_put_bss(&wdev->current_bss->pub);
- wdev->current_bss = NULL;
-@@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_d
-
- reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
-
-- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
-+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
- __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
- } else if (wdev->sme_state == CFG80211_SME_CONNECTING) {
- __cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0,
-@@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net
- return;
-
- if (wdev->current_bss &&
-- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
- cfg80211_sme_disassoc(dev, wdev->current_bss);
- cfg80211_unhold_bss(wdev->current_bss);
- cfg80211_put_bss(&wdev->current_bss->pub);
-@@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net
-
- reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
-
-- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
-+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
- __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
- }
- EXPORT_SYMBOL(__cfg80211_send_disassoc);
-@@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211
- return -EINVAL;
-
- if (wdev->current_bss &&
-- memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0)
-+ compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0)
- return -EALREADY;
-
- memset(&req, 0, sizeof(req));
-@@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg8021
- memset(&req, 0, sizeof(req));
-
- if (wdev->current_bss && prev_bssid &&
-- memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) {
- /*
- * Trying to reassociate: Allow this to proceed and let the old
- * association to be dropped when the new one is completed.
-@@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg802
-
- if (local_state_change) {
- if (wdev->current_bss &&
-- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid)
-+ == 0) {
- cfg80211_unhold_bss(wdev->current_bss);
- cfg80211_put_bss(&wdev->current_bss->pub);
- wdev->current_bss = NULL;
-@@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(stru
- req.local_state_change = local_state_change;
- req.ie = ie;
- req.ie_len = ie_len;
-- if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0)
-+ if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0)
- req.bss = &wdev->current_bss->pub;
- else
- return -ENOTCONN;
-@@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- break;
- }
-
-- if (memcmp(wdev->current_bss->pub.bssid,
-- mgmt->bssid, ETH_ALEN)) {
-+ if (compare_ether_addr(wdev->current_bss->pub.bssid,
-+ mgmt->bssid)) {
- err = -ENOTCONN;
- break;
- }
-@@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- break;
-
- /* for station, check that DA is the AP */
-- if (memcmp(wdev->current_bss->pub.bssid,
-- mgmt->da, ETH_ALEN)) {
-+ if (compare_ether_addr(wdev->current_bss->pub.bssid,
-+ mgmt->da)) {
- err = -ENOTCONN;
- break;
- }
-@@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- case NL80211_IFTYPE_AP:
- case NL80211_IFTYPE_P2P_GO:
- case NL80211_IFTYPE_AP_VLAN:
-- if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN))
-+ if (compare_ether_addr(mgmt->bssid, dev->dev_addr))
- err = -EINVAL;
- break;
- case NL80211_IFTYPE_MESH_POINT:
-- if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) {
-+ if (compare_ether_addr(mgmt->sa, mgmt->bssid)) {
- err = -EINVAL;
- break;
- }
-@@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- return err;
- }
-
-- if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0)
-+ if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0)
- return -EINVAL;
-
- /* Transmit the Action frame as requested by user space */
---- a/net/wireless/scan.c
-+++ b/net/wireless/scan.c
-@@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_
- b->len_information_elements);
- }
-
-- return memcmp(a->bssid, b->bssid, ETH_ALEN);
-+ return compare_ether_addr(a->bssid, b->bssid);
- }
-
- static int cmp_bss(struct cfg80211_bss *a,
---- a/drivers/net/wireless/ath/ath9k/Kconfig
-+++ b/drivers/net/wireless/ath/ath9k/Kconfig
-@@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED
- developed. At this point enabling this option won't do anything
- except increase code size.
-
-+config ATH9K_MAC_DEBUG
-+ bool "Atheros MAC statistics"
-+ depends on ATH9K_DEBUGFS
-+ default y
-+ ---help---
-+ This option enables collection of statistics for Rx/Tx status
-+ data and some other MAC related statistics
-+
- config ATH9K_RATE_CONTROL
- bool "Atheros ath9k rate control"
- depends on ATH9K
---- a/drivers/net/wireless/ath/ath9k/debug.c
-+++ b/drivers/net/wireless/ath/ath9k/debug.c
-@@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc
- if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
- TX_STAT_INC(qnum, delim_underrun);
-
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- spin_lock(&sc->debug.samp_lock);
- TX_SAMP_DBG(jiffies) = jiffies;
- TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
-@@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc
-
- sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
- spin_unlock(&sc->debug.samp_lock);
-+#endif
-
- #undef TX_SAMP_DBG
- }
-@@ -942,27 +944,6 @@ static ssize_t read_file_recv(struct fil
- PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
-
- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-CTL0",
-- sc->debug.stats.rxstats.rs_rssi_ctl0);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-CTL1",
-- sc->debug.stats.rxstats.rs_rssi_ctl1);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-CTL2",
-- sc->debug.stats.rxstats.rs_rssi_ctl2);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-EXT0",
-- sc->debug.stats.rxstats.rs_rssi_ext0);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-EXT1",
-- sc->debug.stats.rxstats.rs_rssi_ext1);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-EXT2",
-- sc->debug.stats.rxstats.rs_rssi_ext2);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "Rx Antenna",
-- sc->debug.stats.rxstats.rs_antenna);
-- len += snprintf(buf + len, size - len,
- "%22s : %10u\n", "RX-Pkts-All",
- sc->debug.stats.rxstats.rx_pkts_all);
- len += snprintf(buf + len, size - len,
-@@ -1009,16 +990,7 @@ void ath_debug_stat_rx(struct ath_softc
- RX_PHY_ERR_INC(rs->rs_phyerr);
- }
-
-- sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0;
-- sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1;
-- sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2;
--
-- sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0;
-- sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1;
-- sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2;
--
-- sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna;
--
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- spin_lock(&sc->debug.samp_lock);
- RX_SAMP_DBG(jiffies) = jiffies;
- RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
-@@ -1035,6 +1007,8 @@ void ath_debug_stat_rx(struct ath_softc
- sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
- spin_unlock(&sc->debug.samp_lock);
-
-+#endif
-+
- #undef RX_STAT_INC
- #undef RX_PHY_ERR_INC
- #undef RX_SAMP_DBG
-@@ -1278,6 +1252,8 @@ static const struct file_operations fops
- .llseek = default_llseek,
- };
-
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
-+
- void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
- {
- #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
-@@ -1551,6 +1527,7 @@ static const struct file_operations fops
- .llseek = default_llseek,
- };
-
-+#endif
-
- int ath9k_init_debug(struct ath_hw *ah)
- {
-@@ -1604,8 +1581,10 @@ int ath9k_init_debug(struct ath_hw *ah)
- &fops_base_eeprom);
- debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
- &fops_modal_eeprom);
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
- &fops_samps);
-+#endif
-
- debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
- sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
---- a/drivers/net/wireless/ath/ath9k/debug.h
-+++ b/drivers/net/wireless/ath/ath9k/debug.h
-@@ -165,13 +165,6 @@ struct ath_rx_stats {
- u32 post_delim_crc_err;
- u32 decrypt_busy_err;
- u32 phy_err_stats[ATH9K_PHYERR_MAX];
-- int8_t rs_rssi_ctl0;
-- int8_t rs_rssi_ctl1;
-- int8_t rs_rssi_ctl2;
-- int8_t rs_rssi_ext0;
-- int8_t rs_rssi_ext1;
-- int8_t rs_rssi_ext2;
-- u8 rs_antenna;
- };
-
- enum ath_reset_type {
-@@ -235,16 +228,17 @@ struct ath9k_debug {
- struct dentry *debugfs_phy;
- u32 regidx;
- struct ath_stats stats;
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- spinlock_t samp_lock;
- struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES];
- u8 sampidx;
- u8 tsidx;
- u8 rsidx;
-+#endif
- };
-
- int ath9k_init_debug(struct ath_hw *ah);
-
--void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
- void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
- void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
- struct ath_tx_status *ts, struct ath_txq *txq,
-@@ -258,10 +252,6 @@ static inline int ath9k_init_debug(struc
- return 0;
- }
-
--static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
--{
--}
--
- static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
- enum ath9k_int status)
- {
-@@ -282,4 +272,17 @@ static inline void ath_debug_stat_rx(str
-
- #endif /* CONFIG_ATH9K_DEBUGFS */
-
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
-+
-+void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
-+
-+#else
-+
-+static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
-+{
-+}
-+
-+#endif
-+
-+
- #endif /* DEBUG_H */
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -555,9 +555,11 @@ static int ath9k_init_softc(u16 devid, s
- mutex_init(&sc->mutex);
- #ifdef CONFIG_ATH9K_DEBUGFS
- spin_lock_init(&sc->nodes_lock);
-- spin_lock_init(&sc->debug.samp_lock);
- INIT_LIST_HEAD(&sc->nodes);
- #endif
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
-+ spin_lock_init(&sc->debug.samp_lock);
-+#endif
- tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
- tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,
- (unsigned long)sc);
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -1386,10 +1386,16 @@ static bool ath9k_hw_set_reset_reg(struc
- static bool ath9k_hw_chip_reset(struct ath_hw *ah,
- struct ath9k_channel *chan)
- {
-- if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) {
-- if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON))
-- return false;
-- } else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM))
-+ int reset_type = ATH9K_RESET_WARM;
-+
-+ if (AR_SREV_9280(ah)) {
-+ if (ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
-+ reset_type = ATH9K_RESET_POWER_ON;
-+ else
-+ reset_type = ATH9K_RESET_COLD;
-+ }
-+
-+ if (!ath9k_hw_set_reset_reg(ah, reset_type))
- return false;
-
- if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
---- a/drivers/net/wireless/ath/ath5k/base.c
-+++ b/drivers/net/wireless/ath/ath5k/base.c
-@@ -2330,15 +2330,6 @@ ath5k_calibrate_work(struct work_struct
- "got new rfgain, resetting\n");
- ieee80211_queue_work(ah->hw, &ah->reset_work);
- }
--
-- /* TODO: On full calibration we should stop TX here,
-- * so that it doesn't interfere (mostly due to gain_f
-- * calibration that messes with tx packets -see phy.c).
-- *
-- * NOTE: Stopping the queues from above is not enough
-- * to stop TX but saves us from disconecting (at least
-- * we don't lose packets). */
-- ieee80211_stop_queues(ah->hw);
- } else
- ah->ah_cal_mask |= AR5K_CALIBRATION_SHORT;
-
-@@ -2353,10 +2344,9 @@ ath5k_calibrate_work(struct work_struct
- ah->curchan->center_freq));
-
- /* Clear calibration flags */
-- if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
-- ieee80211_wake_queues(ah->hw);
-+ if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL)
- ah->ah_cal_mask &= ~AR5K_CALIBRATION_FULL;
-- } else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
-+ else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
- ah->ah_cal_mask &= ~AR5K_CALIBRATION_SHORT;
- }
-
---- a/drivers/net/wireless/ath/ath5k/phy.c
-+++ b/drivers/net/wireless/ath/ath5k/phy.c
-@@ -1871,31 +1871,15 @@ ath5k_hw_phy_calibrate(struct ath5k_hw *
- ret = 0;
- }
-
-- /* On full calibration do an AGC calibration and
-- * request a PAPD probe for gainf calibration if
-- * needed */
-- if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
-+ /* On full calibration request a PAPD probe for
-+ * gainf calibration if needed */
-+ if ((ah->ah_cal_mask & AR5K_CALIBRATION_FULL) &&
-+ (ah->ah_radio == AR5K_RF5111 ||
-+ ah->ah_radio == AR5K_RF5112) &&
-+ channel->hw_value != AR5K_MODE_11B)
-+ ath5k_hw_request_rfgain_probe(ah);
-
-- AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
-- AR5K_PHY_AGCCTL_CAL);
--
-- ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
-- AR5K_PHY_AGCCTL_CAL | AR5K_PHY_AGCCTL_NF,
-- 0, false);
-- if (ret) {
-- ATH5K_ERR(ah,
-- "gain calibration timeout (%uMHz)\n",
-- channel->center_freq);
-- }
--
-- if ((ah->ah_radio == AR5K_RF5111 ||
-- ah->ah_radio == AR5K_RF5112)
-- && (channel->hw_value != AR5K_MODE_11B))
-- ath5k_hw_request_rfgain_probe(ah);
-- }
--
-- /* Update noise floor
-- * XXX: Only do this after AGC calibration */
-+ /* Update noise floor */
- if (!(ah->ah_cal_mask & AR5K_CALIBRATION_NF))
- ath5k_hw_update_noise_floor(ah);
-
---- a/drivers/net/wireless/ath/ath9k/recv.c
-+++ b/drivers/net/wireless/ath/ath9k/recv.c
-@@ -232,7 +232,6 @@ static void ath_rx_edma_cleanup(struct a
- static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size)
- {
- skb_queue_head_init(&rx_edma->rx_fifo);
-- skb_queue_head_init(&rx_edma->rx_buffers);
- rx_edma->rx_fifo_hwsize = size;
+@@ -647,6 +647,21 @@ void ath9k_reload_chainmask_settings(str
+ setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
-@@ -658,7 +657,9 @@ static void ath_rx_ps(struct ath_softc *
- }
-
- static bool ath_edma_get_buffers(struct ath_softc *sc,
-- enum ath9k_rx_qtype qtype)
-+ enum ath9k_rx_qtype qtype,
-+ struct ath_rx_status *rs,
-+ struct ath_buf **dest)
- {
- struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
- struct ath_hw *ah = sc->sc_ah;
-@@ -677,7 +678,7 @@ static bool ath_edma_get_buffers(struct
- dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr,
- common->rx_bufsize, DMA_FROM_DEVICE);
-
-- ret = ath9k_hw_process_rxdesc_edma(ah, NULL, skb->data);
-+ ret = ath9k_hw_process_rxdesc_edma(ah, rs, skb->data);
- if (ret == -EINPROGRESS) {
- /*let device gain the buffer again*/
- dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
-@@ -690,20 +691,21 @@ static bool ath_edma_get_buffers(struct
- /* corrupt descriptor, skip this one and the following one */
- list_add_tail(&bf->list, &sc->rx.rxbuf);
- ath_rx_edma_buf_link(sc, qtype);
-- skb = skb_peek(&rx_edma->rx_fifo);
-- if (!skb)
-- return true;
-
-- bf = SKB_CB_ATHBUF(skb);
-- BUG_ON(!bf);
-+ skb = skb_peek(&rx_edma->rx_fifo);
-+ if (skb) {
-+ bf = SKB_CB_ATHBUF(skb);
-+ BUG_ON(!bf);
-
-- __skb_unlink(skb, &rx_edma->rx_fifo);
-- list_add_tail(&bf->list, &sc->rx.rxbuf);
-- ath_rx_edma_buf_link(sc, qtype);
-- return true;
-+ __skb_unlink(skb, &rx_edma->rx_fifo);
-+ list_add_tail(&bf->list, &sc->rx.rxbuf);
-+ ath_rx_edma_buf_link(sc, qtype);
-+ } else {
-+ bf = NULL;
-+ }
- }
-- skb_queue_tail(&rx_edma->rx_buffers, skb);
-
-+ *dest = bf;
- return true;
- }
-
-@@ -711,18 +713,15 @@ static struct ath_buf *ath_edma_get_next
- struct ath_rx_status *rs,
- enum ath9k_rx_qtype qtype)
++static const struct ieee80211_iface_limit if_limits[] = {
++ { .max = 256, .types = BIT(NL80211_IFTYPE_STATION) |
++ BIT(NL80211_IFTYPE_P2P_CLIENT) |
++ BIT(NL80211_IFTYPE_WDS) },
++ { .max = 8, .types = BIT(NL80211_IFTYPE_AP) |
++ BIT(NL80211_IFTYPE_P2P_GO) |
++ BIT(NL80211_IFTYPE_MESH_POINT) },
++};
++
++static const struct ieee80211_iface_combination if_comb = {
++ .limits = if_limits,
++ .n_limits = ARRAY_SIZE(if_limits),
++ .max_interfaces = 256,
++ .num_different_channels = 1,
++};
+
+ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
{
-- struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
-- struct sk_buff *skb;
-- struct ath_buf *bf;
-+ struct ath_buf *bf = NULL;
-
-- while (ath_edma_get_buffers(sc, qtype));
-- skb = __skb_dequeue(&rx_edma->rx_buffers);
-- if (!skb)
-- return NULL;
-+ while (ath_edma_get_buffers(sc, qtype, rs, &bf)) {
-+ if (!bf)
-+ continue;
-
-- bf = SKB_CB_ATHBUF(skb);
-- ath9k_hw_process_rxdesc_edma(sc->sc_ah, rs, skb->data);
-- return bf;
-+ return bf;
-+ }
-+ return NULL;
- }
+@@ -676,6 +691,9 @@ void ath9k_set_hw_capab(struct ath_softc
+ BIT(NL80211_IFTYPE_ADHOC) |
+ BIT(NL80211_IFTYPE_MESH_POINT);
- static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
-@@ -954,6 +953,7 @@ static void ath9k_process_rssi(struct at
- struct ath_softc *sc = hw->priv;
- struct ath_hw *ah = common->ah;
- int last_rssi;
-+ int rssi = rx_stats->rs_rssi;
-
- if (!rx_stats->is_mybeacon ||
- ((ah->opmode != NL80211_IFTYPE_STATION) &&
-@@ -965,13 +965,12 @@ static void ath9k_process_rssi(struct at
-
- last_rssi = sc->last_rssi;
- if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
-- rx_stats->rs_rssi = ATH_EP_RND(last_rssi,
-- ATH_RSSI_EP_MULTIPLIER);
-- if (rx_stats->rs_rssi < 0)
-- rx_stats->rs_rssi = 0;
-+ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
-+ if (rssi < 0)
-+ rssi = 0;
-
- /* Update Beacon RSSI, this is used by ANI. */
-- ah->stats.avgbrssi = rx_stats->rs_rssi;
-+ ah->stats.avgbrssi = rssi;
- }
-
- /*
-@@ -988,8 +987,6 @@ static int ath9k_rx_skb_preprocess(struc
- {
- struct ath_hw *ah = common->ah;
-
-- memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
--
- /*
- * everything but the rate is checked here, the rate check is done
- * separately to avoid doing two lookups for a rate for each frame.
-@@ -1011,6 +1008,8 @@ static int ath9k_rx_skb_preprocess(struc
- rx_status->signal = ah->noise + rx_stats->rs_rssi;
- rx_status->antenna = rx_stats->rs_antenna;
- rx_status->flag |= RX_FLAG_MACTIME_MPDU;
-+ if (rx_stats->rs_moreaggr)
-+ rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL;
-
- return 0;
- }
-@@ -1845,6 +1844,8 @@ int ath_rx_tasklet(struct ath_softc *sc,
- if (sc->sc_flags & SC_OP_RXFLUSH)
- goto requeue_drop_frag;
-
-+ memset(rxs, 0, sizeof(struct ieee80211_rx_status));
++ hw->wiphy->iface_combinations = &if_comb;
++ hw->wiphy->n_iface_combinations = 1;
+
- rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp;
- if (rs.rs_tstamp > tsf_lower &&
- unlikely(rs.rs_tstamp - tsf_lower > 0x10000000))
---- 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;
-+ info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ;
-
- info.buf_addr[0] = bf->bf_buf_addr;
- info.buf_len[0] = roundup(skb->len, 4);
-@@ -355,7 +355,6 @@ void ath_beacon_tasklet(unsigned long da
- struct ath_common *common = ath9k_hw_common(ah);
- struct ath_buf *bf = NULL;
- struct ieee80211_vif *vif;
-- struct ath_tx_status ts;
- bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
- int slot;
- u32 bfaddr, bc = 0;
-@@ -462,11 +461,6 @@ void ath_beacon_tasklet(unsigned long da
- ath9k_hw_txstart(ah, sc->beacon.beaconq);
-
- sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
-- if (edma) {
-- spin_lock_bh(&sc->sc_pcu_lock);
-- ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
-- spin_unlock_bh(&sc->sc_pcu_lock);
-- }
- }
- }
-
---- a/drivers/net/wireless/ath/ath9k/mac.c
-+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -745,7 +745,11 @@ int ath9k_hw_beaconq_setup(struct ath_hw
- qi.tqi_aifs = 1;
- qi.tqi_cwmin = 0;
- qi.tqi_cwmax = 0;
-- /* NB: don't enable any interrupts */
-+
-+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
-+ qi.tqi_qflags = TXQ_FLAG_TXOKINT_ENABLE |
-+ TXQ_FLAG_TXERRINT_ENABLE;
-+
- return ath9k_hw_setuptxqueue(ah, ATH9K_TX_QUEUE_BEACON, &qi);
- }
- EXPORT_SYMBOL(ath9k_hw_beaconq_setup);
---- 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 *
- 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;
-@@ -1559,6 +1561,7 @@ 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 reset_channel = false;
-
- ath9k_ps_wakeup(sc);
- mutex_lock(&sc->mutex);
-@@ -1567,6 +1570,12 @@ static int ath9k_config(struct ieee80211
- sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE);
- if (sc->ps_idle)
- ath_cancel_work(sc);
-+ else
-+ /*
-+ * The chip needs a reset to properly wake up from
-+ * full sleep
-+ */
-+ reset_channel = ah->chip_fullsleep;
- }
+ if (AR_SREV_5416(sc->sc_ah))
+ hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
- /*
-@@ -1595,7 +1604,7 @@ static int ath9k_config(struct ieee80211
- }
- }
-
-- if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
-+ if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) {
- struct ieee80211_channel *curchan = hw->conf.channel;
- int pos = curchan->hw_value;
- int old_pos = -1;
-@@ -1955,6 +1964,7 @@ static void ath9k_config_bss(struct ath_
- sc->sc_flags &= ~SC_OP_ANI_RUN;
- del_timer_sync(&common->ani.timer);
- memset(&sc->caldata, 0, sizeof(sc->caldata));
-+ ath9k_hw_ani_init(sc->sc_ah);
- }
- }
-
-@@ -2300,6 +2310,7 @@ static int ath9k_tx_last_beacon(struct i
- 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];
-@@ -2310,7 +2321,7 @@ static int ath9k_tx_last_beacon(struct i
- 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;
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -2296,9 +2296,12 @@ void ath_tx_edma_tasklet(struct ath_soft
- break;
- }
-
-- /* Skip beacon completions */
-- if (ts.qid == sc->beacon.beaconq)
-+ /* Process beacon completions separately */
-+ if (ts.qid == sc->beacon.beaconq) {
-+ sc->beacon.tx_processed = true;
-+ sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
- continue;
-+ }
-
- txq = &sc->tx.txq[ts.qid];
-
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -299,7 +299,6 @@ struct ath_tx {
-
- struct ath_rx_edma {
- struct sk_buff_head rx_fifo;
-- struct sk_buff_head rx_buffers;
- u32 rx_fifo_hwsize;
- };
-
---- a/drivers/net/wireless/ath/ath9k/ani.c
-+++ b/drivers/net/wireless/ath/ath9k/ani.c
-@@ -46,8 +46,8 @@ static const struct ani_ofdm_level_entry
- { 5, 4, 1 }, /* lvl 5 */
- { 6, 5, 1 }, /* lvl 6 */
- { 7, 6, 1 }, /* lvl 7 */
-- { 7, 7, 1 }, /* lvl 8 */
-- { 7, 8, 0 } /* lvl 9 */
-+ { 7, 6, 0 }, /* lvl 8 */
-+ { 7, 7, 0 } /* lvl 9 */
- };
- #define ATH9K_ANI_OFDM_NUM_LEVEL \
- ARRAY_SIZE(ofdm_level_table)
-@@ -91,8 +91,8 @@ static const struct ani_cck_level_entry
- { 4, 0 }, /* lvl 4 */
- { 5, 0 }, /* lvl 5 */
- { 6, 0 }, /* lvl 6 */
-- { 7, 0 }, /* lvl 7 (only for high rssi) */
-- { 8, 0 } /* lvl 8 (only for high rssi) */
-+ { 6, 0 }, /* lvl 7 (only for high rssi) */
-+ { 7, 0 } /* lvl 8 (only for high rssi) */
- };
-
- #define ATH9K_ANI_CCK_NUM_LEVEL \
-@@ -290,16 +290,9 @@ static void ath9k_hw_set_ofdm_nil(struct
- ATH9K_ANI_FIRSTEP_LEVEL,
- entry_ofdm->fir_step_level);
-
-- if ((ah->opmode != NL80211_IFTYPE_STATION &&
-- ah->opmode != NL80211_IFTYPE_ADHOC) ||
-- aniState->noiseFloor <= aniState->rssiThrHigh) {
-- if (aniState->ofdmWeakSigDetectOff)
-- /* force on ofdm weak sig detect */
-- ath9k_hw_ani_control(ah,
-- ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
-- true);
-- else if (aniState->ofdmWeakSigDetectOff ==
-- entry_ofdm->ofdm_weak_signal_on)
-+ if ((aniState->noiseFloor >= aniState->rssiThrHigh) &&
-+ (aniState->ofdmWeakSigDetectOff !=
-+ entry_ofdm->ofdm_weak_signal_on)) {
- ath9k_hw_ani_control(ah,
- ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
- entry_ofdm->ofdm_weak_signal_on);
-@@ -717,26 +710,30 @@ void ath9k_hw_ani_monitor(struct ath_hw
- ofdmPhyErrRate, aniState->cckNoiseImmunityLevel,
- cckPhyErrRate, aniState->ofdmsTurn);
-
-- if (aniState->listenTime > 5 * ah->aniperiod) {
-- if (ofdmPhyErrRate <= ah->config.ofdm_trig_low &&
-- cckPhyErrRate <= ah->config.cck_trig_low) {
-+ if (aniState->listenTime > ah->aniperiod) {
-+ if (cckPhyErrRate < ah->config.cck_trig_low &&
-+ ((ofdmPhyErrRate < ah->config.ofdm_trig_low &&
-+ aniState->ofdmNoiseImmunityLevel <
-+ ATH9K_ANI_OFDM_DEF_LEVEL) ||
-+ (ofdmPhyErrRate < ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI &&
-+ aniState->ofdmNoiseImmunityLevel >=
-+ ATH9K_ANI_OFDM_DEF_LEVEL))) {
- ath9k_hw_ani_lower_immunity(ah);
- aniState->ofdmsTurn = !aniState->ofdmsTurn;
-- }
-- ath9k_ani_restart(ah);
-- } else if (aniState->listenTime > ah->aniperiod) {
-- /* check to see if need to raise immunity */
-- if (ofdmPhyErrRate > ah->config.ofdm_trig_high &&
-- (cckPhyErrRate <= ah->config.cck_trig_high ||
-- aniState->ofdmsTurn)) {
-+ } else if ((ofdmPhyErrRate > ah->config.ofdm_trig_high &&
-+ aniState->ofdmNoiseImmunityLevel >=
-+ ATH9K_ANI_OFDM_DEF_LEVEL) ||
-+ (ofdmPhyErrRate >
-+ ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI &&
-+ aniState->ofdmNoiseImmunityLevel <
-+ ATH9K_ANI_OFDM_DEF_LEVEL)) {
- ath9k_hw_ani_ofdm_err_trigger(ah);
-- ath9k_ani_restart(ah);
- aniState->ofdmsTurn = false;
- } else if (cckPhyErrRate > ah->config.cck_trig_high) {
- ath9k_hw_ani_cck_err_trigger(ah);
-- ath9k_ani_restart(ah);
- aniState->ofdmsTurn = true;
- }
-+ ath9k_ani_restart(ah);
- }
- }
- EXPORT_SYMBOL(ath9k_hw_ani_monitor);
-@@ -911,3 +908,4 @@ void ath9k_hw_ani_init(struct ath_hw *ah
- ath9k_ani_restart(ah);
- ath9k_enable_mib_counters(ah);
- }
-+EXPORT_SYMBOL(ath9k_hw_ani_init);
---- a/drivers/net/wireless/ath/ath9k/ani.h
-+++ b/drivers/net/wireless/ath/ath9k/ani.h
-@@ -25,11 +25,13 @@
-
- /* units are errors per second */
- #define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500
--#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 1000
-+#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 3500
-+#define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000
-
- /* units are errors per second */
- #define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200
- #define ATH9K_ANI_OFDM_TRIG_LOW_NEW 400
-+#define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900
-
- /* units are errors per second */
- #define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200
-@@ -53,7 +55,7 @@
- #define ATH9K_ANI_RSSI_THR_LOW 7
-
- #define ATH9K_ANI_PERIOD_OLD 100
--#define ATH9K_ANI_PERIOD_NEW 1000
-+#define ATH9K_ANI_PERIOD_NEW 300
-
- /* in ms */
- #define ATH9K_ANI_POLLINTERVAL_OLD 100
---- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-@@ -1056,46 +1056,8 @@ static bool ar5008_hw_ani_control_old(st
- break;
- }
- case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
-- static const int m1ThreshLow[] = { 127, 50 };
-- static const int m2ThreshLow[] = { 127, 40 };
-- static const int m1Thresh[] = { 127, 0x4d };
-- static const int m2Thresh[] = { 127, 0x40 };
-- static const int m2CountThr[] = { 31, 16 };
-- static const int m2CountThrLow[] = { 63, 48 };
- u32 on = param ? 1 : 0;
-
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
-- m1ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
-- m2ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M1_THRESH,
-- m1Thresh[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2_THRESH,
-- m2Thresh[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2COUNT_THR,
-- m2CountThr[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
-- m2CountThrLow[on]);
--
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH_LOW,
-- m1ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH_LOW,
-- m2ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH,
-- m1Thresh[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH,
-- m2Thresh[on]);
--
- if (on)
- REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
- AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-@@ -824,55 +824,6 @@ static bool ar9003_hw_ani_control(struct
- * on == 0 means more noise imm
- */
- u32 on = param ? 1 : 0;
-- /*
-- * make register setting for default
-- * (weak sig detect ON) come from INI file
-- */
-- int m1ThreshLow = on ?
-- aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
-- int m2ThreshLow = on ?
-- aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
-- int m1Thresh = on ?
-- aniState->iniDef.m1Thresh : m1Thresh_off;
-- int m2Thresh = on ?
-- aniState->iniDef.m2Thresh : m2Thresh_off;
-- int m2CountThr = on ?
-- aniState->iniDef.m2CountThr : m2CountThr_off;
-- int m2CountThrLow = on ?
-- aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
-- int m1ThreshLowExt = on ?
-- aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
-- int m2ThreshLowExt = on ?
-- aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
-- int m1ThreshExt = on ?
-- aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
-- int m2ThreshExt = on ?
-- aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
--
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
-- m1ThreshLow);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
-- m2ThreshLow);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M1_THRESH, m1Thresh);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2_THRESH, m2Thresh);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
-- m2CountThrLow);
--
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
-
- if (on)
- REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
---- a/drivers/net/wireless/rt2x00/rt2x00dev.c
-+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
-@@ -430,10 +430,14 @@ void rt2x00lib_txdone(struct queue_entry
- /*
- * If the data queue was below the threshold before the txdone
- * handler we must make sure the packet queue in the mac80211 stack
-- * is reenabled when the txdone handler has finished.
-+ * is reenabled when the txdone handler has finished. This has to be
-+ * serialized with rt2x00mac_tx(), otherwise we can wake up queue
-+ * before it was stopped.
- */
-+ spin_lock_bh(&entry->queue->tx_lock);
- if (!rt2x00queue_threshold(entry->queue))
- rt2x00queue_unpause_queue(entry->queue);
-+ spin_unlock_bh(&entry->queue->tx_lock);
- }
- EXPORT_SYMBOL_GPL(rt2x00lib_txdone);
-
---- a/drivers/net/wireless/rt2x00/rt2x00mac.c
-+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
-@@ -152,13 +152,22 @@ void rt2x00mac_tx(struct ieee80211_hw *h
- if (unlikely(rt2x00queue_write_tx_frame(queue, skb, false)))
- goto exit_fail;
-
-+ /*
-+ * Pausing queue has to be serialized with rt2x00lib_txdone(). Note
-+ * we should not use spin_lock_bh variant as bottom halve was already
-+ * disabled before ieee80211_xmit() call.
-+ */
-+ spin_lock(&queue->tx_lock);
- if (rt2x00queue_threshold(queue))
- rt2x00queue_pause_queue(queue);
-+ spin_unlock(&queue->tx_lock);
-
- return;
-
- exit_fail:
-+ spin_lock(&queue->tx_lock);
- rt2x00queue_pause_queue(queue);
-+ spin_unlock(&queue->tx_lock);
- exit_free_skb:
- ieee80211_free_txskb(hw, skb);
- }
---- a/drivers/net/wireless/rt2x00/rt2x00queue.c
-+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
-@@ -619,6 +619,9 @@ int rt2x00queue_write_tx_frame(struct da
- else if (test_bit(REQUIRE_DMA, &queue->rt2x00dev->cap_flags))
- rt2x00queue_align_frame(skb);
-
-+ /*
-+ * That function must be called with bh disabled.
-+ */
- spin_lock(&queue->tx_lock);
-
- if (unlikely(rt2x00queue_full(queue))) {
+--- 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;