ar71xx: merge 3.2 fixes
[openwrt.git] / package / mac80211 / patches / 300-pending_work.patch
index fde95c9..d401b54 100644 (file)
---- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
-@@ -170,33 +170,104 @@ static bool ar9002_hw_get_isr(struct ath
-       return true;
- }
--static void ar9002_hw_fill_txdesc(struct ath_hw *ah, void *ds, u32 seglen,
--                                bool is_firstseg, bool is_lastseg,
--                                const void *ds0, dma_addr_t buf_addr,
--                                unsigned int qcu)
-+static void
-+ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
- {
-       struct ar5416_desc *ads = AR5416DESC(ds);
-+      u32 ctl1, ctl6;
--      ads->ds_data = buf_addr;
--
--      if (is_firstseg) {
--              ads->ds_ctl1 |= seglen | (is_lastseg ? 0 : AR_TxMore);
--      } else if (is_lastseg) {
--              ads->ds_ctl0 = 0;
--              ads->ds_ctl1 = seglen;
--              ads->ds_ctl2 = AR5416DESC_CONST(ds0)->ds_ctl2;
--              ads->ds_ctl3 = AR5416DESC_CONST(ds0)->ds_ctl3;
--      } else {
--              ads->ds_ctl0 = 0;
--              ads->ds_ctl1 = seglen | AR_TxMore;
--              ads->ds_ctl2 = 0;
--              ads->ds_ctl3 = 0;
--      }
-       ads->ds_txstatus0 = ads->ds_txstatus1 = 0;
-       ads->ds_txstatus2 = ads->ds_txstatus3 = 0;
-       ads->ds_txstatus4 = ads->ds_txstatus5 = 0;
-       ads->ds_txstatus6 = ads->ds_txstatus7 = 0;
-       ads->ds_txstatus8 = ads->ds_txstatus9 = 0;
-+
-+      ACCESS_ONCE(ads->ds_link) = i->link;
-+      ACCESS_ONCE(ads->ds_data) = i->buf_addr[0];
-+
-+      ctl1 = i->buf_len[0] | (i->is_last ? 0 : AR_TxMore);
-+      ctl6 = SM(i->keytype, AR_EncrType);
-+
-+      if (AR_SREV_9285(ah)) {
-+              ads->ds_ctl8 = 0;
-+              ads->ds_ctl9 = 0;
-+              ads->ds_ctl10 = 0;
-+              ads->ds_ctl11 = 0;
-+      }
-+
-+      if ((i->is_first || i->is_last) &&
-+          i->aggr != AGGR_BUF_MIDDLE && i->aggr != AGGR_BUF_LAST) {
-+              ACCESS_ONCE(ads->ds_ctl2) = set11nTries(i->rates, 0)
-+                      | set11nTries(i->rates, 1)
-+                      | set11nTries(i->rates, 2)
-+                      | set11nTries(i->rates, 3)
-+                      | (i->dur_update ? AR_DurUpdateEna : 0)
-+                      | SM(0, AR_BurstDur);
-+
-+              ACCESS_ONCE(ads->ds_ctl3) = set11nRate(i->rates, 0)
-+                      | set11nRate(i->rates, 1)
-+                      | set11nRate(i->rates, 2)
-+                      | set11nRate(i->rates, 3);
-+      } else {
-+              ACCESS_ONCE(ads->ds_ctl2) = 0;
-+              ACCESS_ONCE(ads->ds_ctl3) = 0;
-+      }
-+
-+      if (!i->is_first) {
-+              ACCESS_ONCE(ads->ds_ctl0) = 0;
-+              ACCESS_ONCE(ads->ds_ctl1) = ctl1;
-+              ACCESS_ONCE(ads->ds_ctl6) = ctl6;
-+              return;
-+      }
-+
-+      ctl1 |= (i->keyix != ATH9K_TXKEYIX_INVALID ? SM(i->keyix, AR_DestIdx) : 0)
-+              | SM(i->type, AR_FrameType)
-+              | (i->flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0)
-+              | (i->flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0)
-+              | (i->flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0);
-+
-+      switch (i->aggr) {
-+      case AGGR_BUF_FIRST:
-+              ctl6 |= SM(i->aggr_len, AR_AggrLen);
-+              /* fall through */
-+      case AGGR_BUF_MIDDLE:
-+              ctl1 |= AR_IsAggr | AR_MoreAggr;
-+              ctl6 |= SM(i->ndelim, AR_PadDelim);
-+              break;
-+      case AGGR_BUF_LAST:
-+              ctl1 |= AR_IsAggr;
-+              break;
-+      case AGGR_BUF_NONE:
-+              break;
-+      }
-+
-+      ACCESS_ONCE(ads->ds_ctl0) = (i->pkt_len & AR_FrameLen)
-+              | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
-+              | SM(i->txpower, AR_XmitPower)
-+              | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
-+              | (i->flags & ATH9K_TXDESC_INTREQ ? AR_TxIntrReq : 0)
-+              | (i->keyix != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0)
-+              | (i->flags & ATH9K_TXDESC_CLRDMASK ? AR_ClrDestMask : 0)
-+              | (i->flags & ATH9K_TXDESC_RTSENA ? AR_RTSEnable :
-+                 (i->flags & ATH9K_TXDESC_CTSENA ? AR_CTSEnable : 0));
-+
-+      ACCESS_ONCE(ads->ds_ctl1) = ctl1;
-+      ACCESS_ONCE(ads->ds_ctl6) = ctl6;
-+
-+      if (i->aggr == AGGR_BUF_MIDDLE || i->aggr == AGGR_BUF_LAST)
-+              return;
-+
-+      ACCESS_ONCE(ads->ds_ctl4) = set11nPktDurRTSCTS(i->rates, 0)
-+              | set11nPktDurRTSCTS(i->rates, 1);
-+
-+      ACCESS_ONCE(ads->ds_ctl5) = set11nPktDurRTSCTS(i->rates, 2)
-+              | set11nPktDurRTSCTS(i->rates, 3);
-+
-+      ACCESS_ONCE(ads->ds_ctl7) = set11nRateFlags(i->rates, 0)
-+              | set11nRateFlags(i->rates, 1)
-+              | set11nRateFlags(i->rates, 2)
-+              | set11nRateFlags(i->rates, 3)
-+              | SM(i->rtscts_rate, AR_RTSCTSRate);
- }
- static int ar9002_hw_proc_txdesc(struct ath_hw *ah, void *ds,
-@@ -271,145 +342,6 @@ static int ar9002_hw_proc_txdesc(struct 
-       return 0;
- }
--static void ar9002_hw_set11n_txdesc(struct ath_hw *ah, void *ds,
--                                  u32 pktLen, enum ath9k_pkt_type type,
--                                  u32 txPower, u8 keyIx,
--                                  enum ath9k_key_type keyType, u32 flags)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--
--      if (txPower > 63)
--              txPower = 63;
--
--      ads->ds_ctl0 = (pktLen & AR_FrameLen)
--              | (flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
--              | SM(txPower, AR_XmitPower)
--              | (flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
--              | (flags & ATH9K_TXDESC_INTREQ ? AR_TxIntrReq : 0)
--              | (keyIx != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0);
--
--      ads->ds_ctl1 =
--              (keyIx != ATH9K_TXKEYIX_INVALID ? SM(keyIx, AR_DestIdx) : 0)
--              | SM(type, AR_FrameType)
--              | (flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0)
--              | (flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0)
--              | (flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0);
--
--      ads->ds_ctl6 = SM(keyType, AR_EncrType);
--
--      if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) {
--              ads->ds_ctl8 = 0;
--              ads->ds_ctl9 = 0;
--              ads->ds_ctl10 = 0;
--              ads->ds_ctl11 = 0;
--      }
--}
--
--static void ar9002_hw_set_clrdmask(struct ath_hw *ah, void *ds, bool val)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--
--      if (val)
--              ads->ds_ctl0 |= AR_ClrDestMask;
--      else
--              ads->ds_ctl0 &= ~AR_ClrDestMask;
--}
--
--static void ar9002_hw_set11n_ratescenario(struct ath_hw *ah, void *ds,
--                                        void *lastds,
--                                        u32 durUpdateEn, u32 rtsctsRate,
--                                        u32 rtsctsDuration,
--                                        struct ath9k_11n_rate_series series[],
--                                        u32 nseries, u32 flags)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--      struct ar5416_desc *last_ads = AR5416DESC(lastds);
--      u32 ds_ctl0;
--
--      if (flags & (ATH9K_TXDESC_RTSENA | ATH9K_TXDESC_CTSENA)) {
--              ds_ctl0 = ads->ds_ctl0;
--
--              if (flags & ATH9K_TXDESC_RTSENA) {
--                      ds_ctl0 &= ~AR_CTSEnable;
--                      ds_ctl0 |= AR_RTSEnable;
--              } else {
--                      ds_ctl0 &= ~AR_RTSEnable;
--                      ds_ctl0 |= AR_CTSEnable;
--              }
--
--              ads->ds_ctl0 = ds_ctl0;
--      } else {
--              ads->ds_ctl0 =
--                      (ads->ds_ctl0 & ~(AR_RTSEnable | AR_CTSEnable));
--      }
--
--      ads->ds_ctl2 = set11nTries(series, 0)
--              | set11nTries(series, 1)
--              | set11nTries(series, 2)
--              | set11nTries(series, 3)
--              | (durUpdateEn ? AR_DurUpdateEna : 0)
--              | SM(0, AR_BurstDur);
--
--      ads->ds_ctl3 = set11nRate(series, 0)
--              | set11nRate(series, 1)
--              | set11nRate(series, 2)
--              | set11nRate(series, 3);
--
--      ads->ds_ctl4 = set11nPktDurRTSCTS(series, 0)
--              | set11nPktDurRTSCTS(series, 1);
--
--      ads->ds_ctl5 = set11nPktDurRTSCTS(series, 2)
--              | set11nPktDurRTSCTS(series, 3);
--
--      ads->ds_ctl7 = set11nRateFlags(series, 0)
--              | set11nRateFlags(series, 1)
--              | set11nRateFlags(series, 2)
--              | set11nRateFlags(series, 3)
--              | SM(rtsctsRate, AR_RTSCTSRate);
--      last_ads->ds_ctl2 = ads->ds_ctl2;
--      last_ads->ds_ctl3 = ads->ds_ctl3;
--}
--
--static void ar9002_hw_set11n_aggr_first(struct ath_hw *ah, void *ds,
--                                      u32 aggrLen)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--
--      ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr);
--      ads->ds_ctl6 &= ~AR_AggrLen;
--      ads->ds_ctl6 |= SM(aggrLen, AR_AggrLen);
--}
--
--static void ar9002_hw_set11n_aggr_middle(struct ath_hw *ah, void *ds,
--                                       u32 numDelims)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--      unsigned int ctl6;
--
--      ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr);
--
--      ctl6 = ads->ds_ctl6;
--      ctl6 &= ~AR_PadDelim;
--      ctl6 |= SM(numDelims, AR_PadDelim);
--      ads->ds_ctl6 = ctl6;
--}
--
--static void ar9002_hw_set11n_aggr_last(struct ath_hw *ah, void *ds)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--
--      ads->ds_ctl1 |= AR_IsAggr;
--      ads->ds_ctl1 &= ~AR_MoreAggr;
--      ads->ds_ctl6 &= ~AR_PadDelim;
--}
--
--static void ar9002_hw_clr11n_aggr(struct ath_hw *ah, void *ds)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--
--      ads->ds_ctl1 &= (~AR_IsAggr & ~AR_MoreAggr);
--}
--
- void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds,
-                         u32 size, u32 flags)
- {
-@@ -433,13 +365,6 @@ void ar9002_hw_attach_mac_ops(struct ath
-       ops->rx_enable = ar9002_hw_rx_enable;
-       ops->set_desc_link = ar9002_hw_set_desc_link;
-       ops->get_isr = ar9002_hw_get_isr;
--      ops->fill_txdesc = ar9002_hw_fill_txdesc;
-+      ops->set_txdesc = ar9002_set_txdesc;
-       ops->proc_txdesc = ar9002_hw_proc_txdesc;
--      ops->set11n_txdesc = ar9002_hw_set11n_txdesc;
--      ops->set11n_ratescenario = ar9002_hw_set11n_ratescenario;
--      ops->set11n_aggr_first = ar9002_hw_set11n_aggr_first;
--      ops->set11n_aggr_middle = ar9002_hw_set11n_aggr_middle;
--      ops->set11n_aggr_last = ar9002_hw_set11n_aggr_last;
--      ops->clr11n_aggr = ar9002_hw_clr11n_aggr;
--      ops->set_clrdmask = ar9002_hw_set_clrdmask;
- }
---- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-@@ -652,8 +652,9 @@ static void ar9003_hw_detect_outlier(int
-                       outlier_idx = max_idx;
-               else
-                       outlier_idx = min_idx;
-+
-+              mp_coeff[outlier_idx] = mp_avg;
-       }
--      mp_coeff[outlier_idx] = mp_avg;
- }
- static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah,
-@@ -884,6 +885,7 @@ static bool ar9003_hw_init_cal(struct at
-       if (txiqcal_done)
-               ar9003_hw_tx_iq_cal_post_proc(ah);
-+      ath9k_hw_loadnf(ah, chan);
-       ath9k_hw_start_nfcal(ah, true);
-       /* Initialize list pointers */
---- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
-@@ -21,6 +21,132 @@ static void ar9003_hw_rx_enable(struct a
-       REG_WRITE(hw, AR_CR, 0);
- }
-+static void
-+ar9003_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
-+{
-+      struct ar9003_txc *ads = ds;
-+      int checksum = 0;
-+      u32 val, ctl12, ctl17;
-+
-+      val = (ATHEROS_VENDOR_ID << AR_DescId_S) |
-+            (1 << AR_TxRxDesc_S) |
-+            (1 << AR_CtrlStat_S) |
-+            (i->qcu << AR_TxQcuNum_S) | 0x17;
-+
-+      checksum += val;
-+      ACCESS_ONCE(ads->info) = val;
-+
-+      checksum += i->link;
-+      ACCESS_ONCE(ads->link) = i->link;
-+
-+      checksum += i->buf_addr[0];
-+      ACCESS_ONCE(ads->data0) = i->buf_addr[0];
-+      checksum += i->buf_addr[1];
-+      ACCESS_ONCE(ads->data1) = i->buf_addr[1];
-+      checksum += i->buf_addr[2];
-+      ACCESS_ONCE(ads->data2) = i->buf_addr[2];
-+      checksum += i->buf_addr[3];
-+      ACCESS_ONCE(ads->data3) = i->buf_addr[3];
-+
-+      checksum += (val = (i->buf_len[0] << AR_BufLen_S) & AR_BufLen);
-+      ACCESS_ONCE(ads->ctl3) = val;
-+      checksum += (val = (i->buf_len[1] << AR_BufLen_S) & AR_BufLen);
-+      ACCESS_ONCE(ads->ctl5) = val;
-+      checksum += (val = (i->buf_len[2] << AR_BufLen_S) & AR_BufLen);
-+      ACCESS_ONCE(ads->ctl7) = val;
-+      checksum += (val = (i->buf_len[3] << AR_BufLen_S) & AR_BufLen);
-+      ACCESS_ONCE(ads->ctl9) = val;
-+
-+      checksum = (u16) (((checksum & 0xffff) + (checksum >> 16)) & 0xffff);
-+      ACCESS_ONCE(ads->ctl10) = checksum;
-+
-+      if (i->is_first || i->is_last) {
-+              ACCESS_ONCE(ads->ctl13) = set11nTries(i->rates, 0)
-+                      | set11nTries(i->rates, 1)
-+                      | set11nTries(i->rates, 2)
-+                      | set11nTries(i->rates, 3)
-+                      | (i->dur_update ? AR_DurUpdateEna : 0)
-+                      | SM(0, AR_BurstDur);
-+
-+              ACCESS_ONCE(ads->ctl14) = set11nRate(i->rates, 0)
-+                      | set11nRate(i->rates, 1)
-+                      | set11nRate(i->rates, 2)
-+                      | set11nRate(i->rates, 3);
-+      } else {
-+              ACCESS_ONCE(ads->ctl13) = 0;
-+              ACCESS_ONCE(ads->ctl14) = 0;
-+      }
-+
-+      ads->ctl20 = 0;
-+      ads->ctl21 = 0;
-+      ads->ctl22 = 0;
-+
-+      ctl17 = SM(i->keytype, AR_EncrType);
-+      if (!i->is_first) {
-+              ACCESS_ONCE(ads->ctl11) = 0;
-+              ACCESS_ONCE(ads->ctl12) = i->is_last ? 0 : AR_TxMore;
-+              ACCESS_ONCE(ads->ctl15) = 0;
-+              ACCESS_ONCE(ads->ctl16) = 0;
-+              ACCESS_ONCE(ads->ctl17) = ctl17;
-+              ACCESS_ONCE(ads->ctl18) = 0;
-+              ACCESS_ONCE(ads->ctl19) = 0;
-+              return;
-+      }
-+
-+      ACCESS_ONCE(ads->ctl11) = (i->pkt_len & AR_FrameLen)
-+              | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
-+              | SM(i->txpower, AR_XmitPower)
-+              | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
-+              | (i->keyix != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0)
-+              | (i->flags & ATH9K_TXDESC_LOWRXCHAIN ? AR_LowRxChain : 0)
-+              | (i->flags & ATH9K_TXDESC_CLRDMASK ? AR_ClrDestMask : 0)
-+              | (i->flags & ATH9K_TXDESC_RTSENA ? AR_RTSEnable :
-+                 (i->flags & ATH9K_TXDESC_CTSENA ? AR_CTSEnable : 0));
-+
-+      ctl12 = (i->keyix != ATH9K_TXKEYIX_INVALID ?
-+               SM(i->keyix, AR_DestIdx) : 0)
-+              | SM(i->type, AR_FrameType)
-+              | (i->flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0)
-+              | (i->flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0)
-+              | (i->flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0);
-+
-+      ctl17 |= (i->flags & ATH9K_TXDESC_LDPC ? AR_LDPC : 0);
-+      switch (i->aggr) {
-+      case AGGR_BUF_FIRST:
-+              ctl17 |= SM(i->aggr_len, AR_AggrLen);
-+              /* fall through */
-+      case AGGR_BUF_MIDDLE:
-+              ctl12 |= AR_IsAggr | AR_MoreAggr;
-+              ctl17 |= SM(i->ndelim, AR_PadDelim);
-+              break;
-+      case AGGR_BUF_LAST:
-+              ctl12 |= AR_IsAggr;
-+              break;
-+      case AGGR_BUF_NONE:
-+              break;
-+      }
-+
-+      val = (i->flags & ATH9K_TXDESC_PAPRD) >> ATH9K_TXDESC_PAPRD_S;
-+      ctl12 |= SM(val, AR_PAPRDChainMask);
-+
-+      ACCESS_ONCE(ads->ctl12) = ctl12;
-+      ACCESS_ONCE(ads->ctl17) = ctl17;
-+
-+      ACCESS_ONCE(ads->ctl15) = set11nPktDurRTSCTS(i->rates, 0)
-+              | set11nPktDurRTSCTS(i->rates, 1);
-+
-+      ACCESS_ONCE(ads->ctl16) = set11nPktDurRTSCTS(i->rates, 2)
-+              | set11nPktDurRTSCTS(i->rates, 3);
-+
-+      ACCESS_ONCE(ads->ctl18) = set11nRateFlags(i->rates, 0)
-+              | set11nRateFlags(i->rates, 1)
-+              | set11nRateFlags(i->rates, 2)
-+              | set11nRateFlags(i->rates, 3)
-+              | SM(i->rtscts_rate, AR_RTSCTSRate);
-+
-+      ACCESS_ONCE(ads->ctl19) = AR_Not_Sounding;
-+}
-+
- static u16 ar9003_calc_ptr_chksum(struct ar9003_txc *ads)
- {
-       int checksum;
-@@ -185,47 +311,6 @@ static bool ar9003_hw_get_isr(struct ath
-       return true;
- }
--static void ar9003_hw_fill_txdesc(struct ath_hw *ah, void *ds, u32 seglen,
--                                bool is_firstseg, bool is_lastseg,
--                                const void *ds0, dma_addr_t buf_addr,
--                                unsigned int qcu)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--      unsigned int descid = 0;
--
--      ads->info = (ATHEROS_VENDOR_ID << AR_DescId_S) |
--                                   (1 << AR_TxRxDesc_S) |
--                                   (1 << AR_CtrlStat_S) |
--                                   (qcu << AR_TxQcuNum_S) | 0x17;
--
--      ads->data0 = buf_addr;
--      ads->data1 = 0;
--      ads->data2 = 0;
--      ads->data3 = 0;
--
--      ads->ctl3 = (seglen << AR_BufLen_S);
--      ads->ctl3 &= AR_BufLen;
--
--      /* Fill in pointer checksum and descriptor id */
--      ads->ctl10 = ar9003_calc_ptr_chksum(ads);
--      ads->ctl10 |= (descid << AR_TxDescId_S);
--
--      if (is_firstseg) {
--              ads->ctl12 |= (is_lastseg ? 0 : AR_TxMore);
--      } else if (is_lastseg) {
--              ads->ctl11 = 0;
--              ads->ctl12 = 0;
--              ads->ctl13 = AR9003TXC_CONST(ds0)->ctl13;
--              ads->ctl14 = AR9003TXC_CONST(ds0)->ctl14;
--      } else {
--              /* XXX Intermediate descriptor in a multi-descriptor frame.*/
--              ads->ctl11 = 0;
--              ads->ctl12 = AR_TxMore;
--              ads->ctl13 = 0;
--              ads->ctl14 = 0;
--      }
--}
--
- static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
-                                struct ath_tx_status *ts)
- {
-@@ -310,161 +395,6 @@ static int ar9003_hw_proc_txdesc(struct 
-       return 0;
- }
--static void ar9003_hw_set11n_txdesc(struct ath_hw *ah, void *ds,
--              u32 pktlen, enum ath9k_pkt_type type, u32 txpower,
--              u8 keyIx, enum ath9k_key_type keyType, u32 flags)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--
--      if (txpower > ah->txpower_limit)
--              txpower = ah->txpower_limit;
--
--      if (txpower > 63)
--              txpower = 63;
--
--      ads->ctl11 = (pktlen & AR_FrameLen)
--              | (flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
--              | SM(txpower, AR_XmitPower)
--              | (flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
--              | (keyIx != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0)
--              | (flags & ATH9K_TXDESC_LOWRXCHAIN ? AR_LowRxChain : 0);
--
--      ads->ctl12 =
--              (keyIx != ATH9K_TXKEYIX_INVALID ? SM(keyIx, AR_DestIdx) : 0)
--              | SM(type, AR_FrameType)
--              | (flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0)
--              | (flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0)
--              | (flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0);
--
--      ads->ctl17 = SM(keyType, AR_EncrType) |
--                   (flags & ATH9K_TXDESC_LDPC ? AR_LDPC : 0);
--      ads->ctl18 = 0;
--      ads->ctl19 = AR_Not_Sounding;
--
--      ads->ctl20 = 0;
--      ads->ctl21 = 0;
--      ads->ctl22 = 0;
--}
--
--static void ar9003_hw_set_clrdmask(struct ath_hw *ah, void *ds, bool val)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--
--      if (val)
--              ads->ctl11 |= AR_ClrDestMask;
--      else
--              ads->ctl11 &= ~AR_ClrDestMask;
--}
--
--static void ar9003_hw_set11n_ratescenario(struct ath_hw *ah, void *ds,
--                                        void *lastds,
--                                        u32 durUpdateEn, u32 rtsctsRate,
--                                        u32 rtsctsDuration,
--                                        struct ath9k_11n_rate_series series[],
--                                        u32 nseries, u32 flags)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--      struct ar9003_txc *last_ads = (struct ar9003_txc *) lastds;
--      u_int32_t ctl11;
--
--      if (flags & (ATH9K_TXDESC_RTSENA | ATH9K_TXDESC_CTSENA)) {
--              ctl11 = ads->ctl11;
--
--              if (flags & ATH9K_TXDESC_RTSENA) {
--                      ctl11 &= ~AR_CTSEnable;
--                      ctl11 |= AR_RTSEnable;
--              } else {
--                      ctl11 &= ~AR_RTSEnable;
--                      ctl11 |= AR_CTSEnable;
--              }
--
--              ads->ctl11 = ctl11;
--      } else {
--              ads->ctl11 = (ads->ctl11 & ~(AR_RTSEnable | AR_CTSEnable));
--      }
--
--      ads->ctl13 = set11nTries(series, 0)
--              |  set11nTries(series, 1)
--              |  set11nTries(series, 2)
--              |  set11nTries(series, 3)
--              |  (durUpdateEn ? AR_DurUpdateEna : 0)
--              |  SM(0, AR_BurstDur);
--
--      ads->ctl14 = set11nRate(series, 0)
--              |  set11nRate(series, 1)
--              |  set11nRate(series, 2)
--              |  set11nRate(series, 3);
--
--      ads->ctl15 = set11nPktDurRTSCTS(series, 0)
--              |  set11nPktDurRTSCTS(series, 1);
--
--      ads->ctl16 = set11nPktDurRTSCTS(series, 2)
--              |  set11nPktDurRTSCTS(series, 3);
--
--      ads->ctl18 = set11nRateFlags(series, 0)
--              |  set11nRateFlags(series, 1)
--              |  set11nRateFlags(series, 2)
--              |  set11nRateFlags(series, 3)
--              | SM(rtsctsRate, AR_RTSCTSRate);
--      ads->ctl19 = AR_Not_Sounding;
--
--      last_ads->ctl13 = ads->ctl13;
--      last_ads->ctl14 = ads->ctl14;
--}
--
--static void ar9003_hw_set11n_aggr_first(struct ath_hw *ah, void *ds,
--                                      u32 aggrLen)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--
--      ads->ctl12 |= (AR_IsAggr | AR_MoreAggr);
--
--      ads->ctl17 &= ~AR_AggrLen;
--      ads->ctl17 |= SM(aggrLen, AR_AggrLen);
--}
--
--static void ar9003_hw_set11n_aggr_middle(struct ath_hw *ah, void *ds,
--                                       u32 numDelims)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--      unsigned int ctl17;
--
--      ads->ctl12 |= (AR_IsAggr | AR_MoreAggr);
--
--      /*
--       * We use a stack variable to manipulate ctl6 to reduce uncached
--       * read modify, modfiy, write.
--       */
--      ctl17 = ads->ctl17;
--      ctl17 &= ~AR_PadDelim;
--      ctl17 |= SM(numDelims, AR_PadDelim);
--      ads->ctl17 = ctl17;
--}
--
--static void ar9003_hw_set11n_aggr_last(struct ath_hw *ah, void *ds)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--
--      ads->ctl12 |= AR_IsAggr;
--      ads->ctl12 &= ~AR_MoreAggr;
--      ads->ctl17 &= ~AR_PadDelim;
--}
--
--static void ar9003_hw_clr11n_aggr(struct ath_hw *ah, void *ds)
--{
--      struct ar9003_txc *ads = (struct ar9003_txc *) ds;
--
--      ads->ctl12 &= (~AR_IsAggr & ~AR_MoreAggr);
--}
--
--void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains)
--{
--      struct ar9003_txc *ads = ds;
--
--      ads->ctl12 |= SM(chains, AR_PAPRDChainMask);
--}
--EXPORT_SYMBOL(ar9003_hw_set_paprd_txdesc);
--
- void ar9003_hw_attach_mac_ops(struct ath_hw *hw)
- {
-       struct ath_hw_ops *ops = ath9k_hw_ops(hw);
-@@ -472,15 +402,8 @@ void ar9003_hw_attach_mac_ops(struct ath
-       ops->rx_enable = ar9003_hw_rx_enable;
-       ops->set_desc_link = ar9003_hw_set_desc_link;
-       ops->get_isr = ar9003_hw_get_isr;
--      ops->fill_txdesc = ar9003_hw_fill_txdesc;
-+      ops->set_txdesc = ar9003_set_txdesc;
-       ops->proc_txdesc = ar9003_hw_proc_txdesc;
--      ops->set11n_txdesc = ar9003_hw_set11n_txdesc;
--      ops->set11n_ratescenario = ar9003_hw_set11n_ratescenario;
--      ops->set11n_aggr_first = ar9003_hw_set11n_aggr_first;
--      ops->set11n_aggr_middle = ar9003_hw_set11n_aggr_middle;
--      ops->set11n_aggr_last = ar9003_hw_set11n_aggr_last;
--      ops->clr11n_aggr = ar9003_hw_clr11n_aggr;
--      ops->set_clrdmask = ar9003_hw_set_clrdmask;
- }
- void ath9k_hw_set_rx_bufsize(struct ath_hw *ah, u16 buf_size)
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -87,17 +87,14 @@ struct ath_config {
-  * @BUF_AMPDU: This buffer is an ampdu, as part of an aggregate (during TX)
-  * @BUF_AGGR: Indicates whether the buffer can be aggregated
-  *    (used in aggregation scheduling)
-- * @BUF_XRETRY: To denote excessive retries of the buffer
-  */
- enum buffer_type {
-       BUF_AMPDU               = BIT(0),
-       BUF_AGGR                = BIT(1),
--      BUF_XRETRY              = BIT(2),
- };
- #define bf_isampdu(bf)                (bf->bf_state.bf_type & BUF_AMPDU)
- #define bf_isaggr(bf)         (bf->bf_state.bf_type & BUF_AGGR)
--#define bf_isxretried(bf)     (bf->bf_state.bf_type & BUF_XRETRY)
- #define ATH_TXSTATUS_RING_SIZE 64
-@@ -216,6 +213,7 @@ struct ath_frame_info {
- struct ath_buf_state {
-       u8 bf_type;
-       u8 bfs_paprd;
-+      u8 ndelim;
-       u16 seqno;
-       unsigned long bfs_paprd_timestamp;
- };
-@@ -230,7 +228,6 @@ struct ath_buf {
-       dma_addr_t bf_daddr;            /* physical addr of desc */
-       dma_addr_t bf_buf_addr; /* physical addr of data buffer, for DMA */
-       bool bf_stale;
--      u16 bf_flags;
-       struct ath_buf_state bf_state;
- };
-@@ -277,8 +274,7 @@ struct ath_tx_control {
- };
- #define ATH_TX_ERROR        0x01
--#define ATH_TX_XRETRY       0x02
--#define ATH_TX_BAR          0x04
-+#define ATH_TX_BAR          0x02
- /**
-  * @txq_map:  Index is mac80211 queue number.  This is
---- a/drivers/net/wireless/ath/ath9k/beacon.c
-+++ b/drivers/net/wireless/ath/ath9k/beacon.c
-@@ -73,44 +73,39 @@ static void ath_beacon_setup(struct ath_
-       struct sk_buff *skb = bf->bf_mpdu;
-       struct ath_hw *ah = sc->sc_ah;
-       struct ath_common *common = ath9k_hw_common(ah);
--      struct ath_desc *ds;
--      struct ath9k_11n_rate_series series[4];
--      int flags, ctsrate = 0, ctsduration = 0;
-+      struct ath_tx_info info;
-       struct ieee80211_supported_band *sband;
-+      u8 chainmask = ah->txchainmask;
-       u8 rate = 0;
-       ath9k_reset_beacon_status(sc);
--      ds = bf->bf_desc;
--      flags = ATH9K_TXDESC_NOACK;
--
--      ds->ds_link = 0;
--
-       sband = &sc->sbands[common->hw->conf.channel->band];
-       rate = sband->bitrates[rateidx].hw_value;
-       if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
-               rate |= sband->bitrates[rateidx].hw_value_short;
--      ath9k_hw_set11n_txdesc(ah, ds, skb->len + FCS_LEN,
--                             ATH9K_PKT_TYPE_BEACON,
--                             MAX_RATE_POWER,
--                             ATH9K_TXKEYIX_INVALID,
--                             ATH9K_KEY_TYPE_CLEAR,
--                             flags);
--
--      /* NB: beacon's BufLen must be a multiple of 4 bytes */
--      ath9k_hw_filltxdesc(ah, ds, roundup(skb->len, 4),
--                          true, true, ds, bf->bf_buf_addr,
--                          sc->beacon.beaconq);
--
--      memset(series, 0, sizeof(struct ath9k_11n_rate_series) * 4);
--      series[0].Tries = 1;
--      series[0].Rate = rate;
--      series[0].ChSel = ath_txchainmask_reduction(sc,
--                      ah->txchainmask, series[0].Rate);
--      series[0].RateFlags = (ctsrate) ? ATH9K_RATESERIES_RTS_CTS : 0;
--      ath9k_hw_set11n_ratescenario(ah, ds, ds, 0, ctsrate, ctsduration,
--                                   series, 4, 0);
-+      memset(&info, 0, sizeof(info));
-+      info.pkt_len = skb->len + FCS_LEN;
-+      info.type = ATH9K_PKT_TYPE_BEACON;
-+      info.txpower = MAX_RATE_POWER;
-+      info.keyix = ATH9K_TXKEYIX_INVALID;
-+      info.keytype = ATH9K_KEY_TYPE_CLEAR;
-+      info.flags = ATH9K_TXDESC_NOACK;
-+
-+      info.buf_addr[0] = bf->bf_buf_addr;
-+      info.buf_len[0] = roundup(skb->len, 4);
-+
-+      info.is_first = true;
-+      info.is_last = true;
-+
-+      info.qcu = sc->beacon.beaconq;
-+
-+      info.rates[0].Tries = 1;
-+      info.rates[0].Rate = rate;
-+      info.rates[0].ChSel = ath_txchainmask_reduction(sc, chainmask, rate);
-+
-+      ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);
- }
- static void ath_tx_cabq(struct ieee80211_hw *hw, struct sk_buff *skb)
-@@ -517,6 +512,7 @@ static void ath_beacon_config_ap(struct 
-       /* Set the computed AP beacon timers */
-       ath9k_hw_disable_interrupts(ah);
-+      sc->sc_flags |= SC_OP_TSF_RESET;
-       ath9k_beacon_init(sc, nexttbtt, intval);
-       sc->beacon.bmisscnt = 0;
-       ath9k_hw_set_interrupts(ah, ah->imask);
---- a/drivers/net/wireless/ath/ath9k/debug.c
-+++ b/drivers/net/wireless/ath/ath9k/debug.c
-@@ -826,7 +826,8 @@ static ssize_t read_file_misc(struct fil
- }
- void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
--                     struct ath_tx_status *ts, struct ath_txq *txq)
-+                     struct ath_tx_status *ts, struct ath_txq *txq,
-+                     unsigned int flags)
- {
- #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
-                       [sc->debug.tsidx].c)
-@@ -836,12 +837,12 @@ void ath_debug_stat_tx(struct ath_softc 
-       sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
-       if (bf_isampdu(bf)) {
--              if (bf_isxretried(bf))
-+              if (flags & ATH_TX_BAR)
-                       TX_STAT_INC(qnum, a_xretries);
-               else
-                       TX_STAT_INC(qnum, a_completed);
-       } else {
--              if (bf_isxretried(bf))
-+              if (ts->ts_status & ATH9K_TXERR_XRETRY)
-                       TX_STAT_INC(qnum, xretries);
-               else
-                       TX_STAT_INC(qnum, completed);
---- a/drivers/net/wireless/ath/ath9k/debug.h
-+++ b/drivers/net/wireless/ath/ath9k/debug.h
-@@ -230,7 +230,8 @@ 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);
-+                     struct ath_tx_status *ts, struct ath_txq *txq,
-+                     unsigned int flags);
- void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs);
- #else
-@@ -252,7 +253,8 @@ static inline void ath_debug_stat_interr
- static inline void ath_debug_stat_tx(struct ath_softc *sc,
-                                    struct ath_buf *bf,
-                                    struct ath_tx_status *ts,
--                                   struct ath_txq *txq)
-+                                   struct ath_txq *txq,
-+                                   unsigned int flags)
- {
- }
---- a/drivers/net/wireless/ath/ath9k/hw-ops.h
-+++ b/drivers/net/wireless/ath/ath9k/hw-ops.h
-@@ -54,13 +54,10 @@ static inline bool ath9k_hw_getisr(struc
-       return ath9k_hw_ops(ah)->get_isr(ah, masked);
- }
--static inline void ath9k_hw_filltxdesc(struct ath_hw *ah, void *ds, u32 seglen,
--                                bool is_firstseg, bool is_lastseg,
--                                const void *ds0, dma_addr_t buf_addr,
--                                unsigned int qcu)
-+static inline void ath9k_hw_set_txdesc(struct ath_hw *ah, void *ds,
-+                                     struct ath_tx_info *i)
- {
--      ath9k_hw_ops(ah)->fill_txdesc(ah, ds, seglen, is_firstseg, is_lastseg,
--                                    ds0, buf_addr, qcu);
-+      return ath9k_hw_ops(ah)->set_txdesc(ah, ds, i);
- }
- static inline int ath9k_hw_txprocdesc(struct ath_hw *ah, void *ds,
-@@ -69,55 +66,6 @@ static inline int ath9k_hw_txprocdesc(st
-       return ath9k_hw_ops(ah)->proc_txdesc(ah, ds, ts);
- }
--static inline void ath9k_hw_set11n_txdesc(struct ath_hw *ah, void *ds,
--                                        u32 pktLen, enum ath9k_pkt_type type,
--                                        u32 txPower, u32 keyIx,
--                                        enum ath9k_key_type keyType,
--                                        u32 flags)
--{
--      ath9k_hw_ops(ah)->set11n_txdesc(ah, ds, pktLen, type, txPower, keyIx,
--                                    keyType, flags);
--}
--
--static inline void ath9k_hw_set11n_ratescenario(struct ath_hw *ah, void *ds,
--                                      void *lastds,
--                                      u32 durUpdateEn, u32 rtsctsRate,
--                                      u32 rtsctsDuration,
--                                      struct ath9k_11n_rate_series series[],
--                                      u32 nseries, u32 flags)
--{
--      ath9k_hw_ops(ah)->set11n_ratescenario(ah, ds, lastds, durUpdateEn,
--                                          rtsctsRate, rtsctsDuration, series,
--                                          nseries, flags);
--}
--
--static inline void ath9k_hw_set11n_aggr_first(struct ath_hw *ah, void *ds,
--                                      u32 aggrLen)
--{
--      ath9k_hw_ops(ah)->set11n_aggr_first(ah, ds, aggrLen);
--}
--
--static inline void ath9k_hw_set11n_aggr_middle(struct ath_hw *ah, void *ds,
--                                             u32 numDelims)
--{
--      ath9k_hw_ops(ah)->set11n_aggr_middle(ah, ds, numDelims);
--}
--
--static inline void ath9k_hw_set11n_aggr_last(struct ath_hw *ah, void *ds)
--{
--      ath9k_hw_ops(ah)->set11n_aggr_last(ah, ds);
--}
--
--static inline void ath9k_hw_clr11n_aggr(struct ath_hw *ah, void *ds)
--{
--      ath9k_hw_ops(ah)->clr11n_aggr(ah, ds);
--}
--
--static inline void ath9k_hw_set_clrdmask(struct ath_hw *ah, void *ds, bool val)
--{
--      ath9k_hw_ops(ah)->set_clrdmask(ah, ds, val);
--}
--
- static inline void ath9k_hw_antdiv_comb_conf_get(struct ath_hw *ah,
-               struct ath_hw_antcomb_conf *antconf)
- {
-@@ -233,11 +181,6 @@ static inline void ath9k_hw_restore_chai
-       return ath9k_hw_private_ops(ah)->restore_chainmask(ah);
- }
--static inline void ath9k_hw_set_diversity(struct ath_hw *ah, bool value)
--{
--      return ath9k_hw_private_ops(ah)->set_diversity(ah, value);
--}
--
- static inline bool ath9k_hw_ani_control(struct ath_hw *ah,
-                                       enum ath9k_ani_cmd cmd, int param)
- {
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -1496,14 +1496,16 @@ int ath9k_hw_reset(struct ath_hw *ah, st
-       }
-       ah->noise = ath9k_hw_getchan_noise(ah, chan);
-+      if ((AR_SREV_9280(ah) && common->bus_ops->ath_bus_type == ATH_PCI) ||
-+          (AR_SREV_9300_20_OR_LATER(ah) && IS_CHAN_5GHZ(chan)))
-+              bChannelChange = false;
-+
-       if (bChannelChange &&
-           (ah->chip_fullsleep != true) &&
-           (ah->curchan != NULL) &&
-           (chan->channel != ah->curchan->channel) &&
-           ((chan->channelFlags & CHANNEL_ALL) ==
--           (ah->curchan->channelFlags & CHANNEL_ALL)) &&
--          (!AR_SREV_9280(ah) || AR_DEVID_7010(ah))) {
--
-+           (ah->curchan->channelFlags & CHANNEL_ALL))) {
-               if (ath9k_hw_channel_change(ah, chan)) {
-                       ath9k_hw_loadnf(ah, ah->curchan);
-                       ath9k_hw_start_nfcal(ah, true);
---- a/drivers/net/wireless/ath/ath9k/hw.h
-+++ b/drivers/net/wireless/ath/ath9k/hw.h
-@@ -583,7 +583,6 @@ struct ath_hw_private_ops {
-       bool (*rfbus_req)(struct ath_hw *ah);
-       void (*rfbus_done)(struct ath_hw *ah);
-       void (*restore_chainmask)(struct ath_hw *ah);
--      void (*set_diversity)(struct ath_hw *ah, bool value);
-       u32 (*compute_pll_control)(struct ath_hw *ah,
-                                  struct ath9k_channel *chan);
-       bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd,
-@@ -615,30 +614,10 @@ struct ath_hw_ops {
-                         u8 rxchainmask,
-                         bool longcal);
-       bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked);
--      void (*fill_txdesc)(struct ath_hw *ah, void *ds, u32 seglen,
--                          bool is_firstseg, bool is_is_lastseg,
--                          const void *ds0, dma_addr_t buf_addr,
--                          unsigned int qcu);
-+      void (*set_txdesc)(struct ath_hw *ah, void *ds,
-+                         struct ath_tx_info *i);
-       int (*proc_txdesc)(struct ath_hw *ah, void *ds,
-                          struct ath_tx_status *ts);
--      void (*set11n_txdesc)(struct ath_hw *ah, void *ds,
--                            u32 pktLen, enum ath9k_pkt_type type,
--                            u32 txPower, u8 keyIx,
--                            enum ath9k_key_type keyType,
--                            u32 flags);
--      void (*set11n_ratescenario)(struct ath_hw *ah, void *ds,
--                              void *lastds,
--                              u32 durUpdateEn, u32 rtsctsRate,
--                              u32 rtsctsDuration,
--                              struct ath9k_11n_rate_series series[],
--                              u32 nseries, u32 flags);
--      void (*set11n_aggr_first)(struct ath_hw *ah, void *ds,
--                                u32 aggrLen);
--      void (*set11n_aggr_middle)(struct ath_hw *ah, void *ds,
--                                 u32 numDelims);
--      void (*set11n_aggr_last)(struct ath_hw *ah, void *ds);
--      void (*clr11n_aggr)(struct ath_hw *ah, void *ds);
--      void (*set_clrdmask)(struct ath_hw *ah, void *ds, bool val);
-       void (*antdiv_comb_conf_get)(struct ath_hw *ah,
-                       struct ath_hw_antcomb_conf *antconf);
-       void (*antdiv_comb_conf_set)(struct ath_hw *ah,
---- a/drivers/net/wireless/ath/ath9k/mac.c
-+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -62,18 +62,6 @@ void ath9k_hw_txstart(struct ath_hw *ah,
- }
- EXPORT_SYMBOL(ath9k_hw_txstart);
--void ath9k_hw_cleartxdesc(struct ath_hw *ah, void *ds)
--{
--      struct ar5416_desc *ads = AR5416DESC(ds);
--
--      ads->ds_txstatus0 = ads->ds_txstatus1 = 0;
--      ads->ds_txstatus2 = ads->ds_txstatus3 = 0;
--      ads->ds_txstatus4 = ads->ds_txstatus5 = 0;
--      ads->ds_txstatus6 = ads->ds_txstatus7 = 0;
--      ads->ds_txstatus8 = ads->ds_txstatus9 = 0;
--}
--EXPORT_SYMBOL(ath9k_hw_cleartxdesc);
--
- u32 ath9k_hw_numtxpending(struct ath_hw *ah, u32 q)
- {
-       u32 npend;
-@@ -596,7 +584,7 @@ int ath9k_hw_rxprocdesc(struct ath_hw *a
-       else
-               rs->rs_keyix = ATH9K_RXKEYIX_INVALID;
--      rs->rs_rate = RXSTATUS_RATE(ah, (&ads));
-+      rs->rs_rate = MS(ads.ds_rxstatus0, AR_RxRate);
-       rs->rs_more = (ads.ds_rxstatus1 & AR_RxMore) ? 1 : 0;
-       rs->rs_isaggr = (ads.ds_rxstatus8 & AR_RxAggr) ? 1 : 0;
---- a/drivers/net/wireless/ath/ath9k/mac.h
-+++ b/drivers/net/wireless/ath/ath9k/mac.h
-@@ -17,10 +17,6 @@
- #ifndef MAC_H
- #define MAC_H
--#define RXSTATUS_RATE(ah, ads) (AR_SREV_5416_20_OR_LATER(ah) ?                \
--                              MS(ads->ds_rxstatus0, AR_RxRate) :      \
--                              (ads->ds_rxstatus3 >> 2) & 0xFF)
--
- #define set11nTries(_series, _index) \
-       (SM((_series)[_index].Tries, AR_XmitDataTries##_index))
-@@ -263,7 +259,11 @@ struct ath_desc {
- #define ATH9K_TXDESC_VMF              0x0100
- #define ATH9K_TXDESC_FRAG_IS_ON       0x0200
- #define ATH9K_TXDESC_LOWRXCHAIN               0x0400
--#define ATH9K_TXDESC_LDPC             0x00010000
-+#define ATH9K_TXDESC_LDPC             0x0800
-+#define ATH9K_TXDESC_CLRDMASK         0x1000
-+
-+#define ATH9K_TXDESC_PAPRD            0x70000
-+#define ATH9K_TXDESC_PAPRD_S          16
- #define ATH9K_RXDESC_INTREQ           0x0020
-@@ -659,6 +659,13 @@ struct ath9k_11n_rate_series {
-       u32 RateFlags;
- };
-+enum aggr_type {
-+      AGGR_BUF_NONE,
-+      AGGR_BUF_FIRST,
-+      AGGR_BUF_MIDDLE,
-+      AGGR_BUF_LAST,
-+};
-+
- enum ath9k_key_type {
-       ATH9K_KEY_TYPE_CLEAR,
-       ATH9K_KEY_TYPE_WEP,
-@@ -666,6 +673,33 @@ enum ath9k_key_type {
-       ATH9K_KEY_TYPE_TKIP,
- };
-+struct ath_tx_info {
-+      u8 qcu;
-+
-+      bool is_first;
-+      bool is_last;
-+
-+      enum aggr_type aggr;
-+      u8 ndelim;
-+      u16 aggr_len;
-+
-+      dma_addr_t link;
-+      int pkt_len;
-+      u32 flags;
-+
-+      dma_addr_t buf_addr[4];
-+      int buf_len[4];
-+
-+      struct ath9k_11n_rate_series rates[4];
-+      u8 rtscts_rate;
-+      bool dur_update;
-+
-+      enum ath9k_pkt_type type;
-+      enum ath9k_key_type keytype;
-+      u8 keyix;
-+      u8 txpower;
-+};
-+
- struct ath_hw;
- struct ath9k_channel;
- enum ath9k_int;
-@@ -673,7 +707,6 @@ enum ath9k_int;
- u32 ath9k_hw_gettxbuf(struct ath_hw *ah, u32 q);
- void ath9k_hw_puttxbuf(struct ath_hw *ah, u32 q, u32 txdp);
- void ath9k_hw_txstart(struct ath_hw *ah, u32 q);
--void ath9k_hw_cleartxdesc(struct ath_hw *ah, void *ds);
- u32 ath9k_hw_numtxpending(struct ath_hw *ah, u32 q);
- bool ath9k_hw_updatetxtriglevel(struct ath_hw *ah, bool bIncTrigLevel);
- bool ath9k_hw_stop_dma_queue(struct ath_hw *ah, u32 q);
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -111,24 +111,29 @@ void ath9k_ps_wakeup(struct ath_softc *s
- void ath9k_ps_restore(struct ath_softc *sc)
- {
-       struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-+      enum ath9k_power_mode mode;
-       unsigned long flags;
-       spin_lock_irqsave(&sc->sc_pm_lock, flags);
-       if (--sc->ps_usecount != 0)
-               goto unlock;
--      spin_lock(&common->cc_lock);
--      ath_hw_cycle_counters_update(common);
--      spin_unlock(&common->cc_lock);
--
-       if (sc->ps_idle)
--              ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
-+              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)))
--              ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_NETWORK_SLEEP);
-+              mode = ATH9K_PM_NETWORK_SLEEP;
-+      else
-+              goto unlock;
-+
-+      spin_lock(&common->cc_lock);
-+      ath_hw_cycle_counters_update(common);
-+      spin_unlock(&common->cc_lock);
-+
-+      ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_NETWORK_SLEEP);
-  unlock:
-       spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
-@@ -247,8 +252,8 @@ static bool ath_prepare_reset(struct ath
-       if (!flush) {
-               if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
--                      ath_rx_tasklet(sc, 0, true);
--              ath_rx_tasklet(sc, 0, false);
-+                      ath_rx_tasklet(sc, 1, true);
-+              ath_rx_tasklet(sc, 1, false);
-       } else {
-               ath_flushrecv(sc);
-       }
-@@ -669,15 +674,15 @@ void ath9k_tasklet(unsigned long data)
-       u32 status = sc->intrstatus;
-       u32 rxmask;
-+      ath9k_ps_wakeup(sc);
-+      spin_lock(&sc->sc_pcu_lock);
-+
-       if ((status & ATH9K_INT_FATAL) ||
-           (status & ATH9K_INT_BB_WATCHDOG)) {
-               ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
--              return;
-+              goto out;
-       }
--      ath9k_ps_wakeup(sc);
--      spin_lock(&sc->sc_pcu_lock);
--
-       /*
-        * 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
-@@ -725,6 +730,7 @@ void ath9k_tasklet(unsigned long data)
-               if (status & ATH9K_INT_GENTIMER)
-                       ath_gen_timer_isr(sc->sc_ah);
-+out:
-       /* re-enable hardware interrupt */
-       ath9k_hw_enable_interrupts(ah);
-@@ -2015,6 +2021,7 @@ static void ath9k_config_bss(struct ath_
-               /* Stop ANI */
-               sc->sc_flags &= ~SC_OP_ANI_RUN;
-               del_timer_sync(&common->ani.timer);
-+              memset(&sc->caldata, 0, sizeof(sc->caldata));
-       }
- }
---- a/drivers/net/wireless/ath/ath9k/pci.c
-+++ b/drivers/net/wireless/ath/ath9k/pci.c
-@@ -332,16 +332,16 @@ static int ath_pci_resume(struct device 
-       if ((val & 0x0000ff00) != 0)
-               pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
-+      ath9k_ps_wakeup(sc);
-       /* Enable LED */
-       ath9k_hw_cfg_output(sc->sc_ah, sc->sc_ah->led_pin,
-                           AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
--      ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
-+      ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
-         /*
-          * Reset key cache to sane defaults (all entries cleared) instead of
-          * semi-random values after suspend/resume.
-          */
--      ath9k_ps_wakeup(sc);
-       ath9k_cmn_init_crypto(sc->sc_ah);
-       ath9k_ps_restore(sc);
---- a/drivers/net/wireless/ath/ath9k/recv.c
-+++ b/drivers/net/wireless/ath/ath9k/recv.c
-@@ -1839,7 +1839,7 @@ int ath_rx_tasklet(struct ath_softc *sc,
-                * If we're asked to flush receive queue, directly
-                * chain it back at the queue without processing it.
-                */
--              if (flush)
-+              if (sc->sc_flags & SC_OP_RXFLUSH)
-                       goto requeue_drop_frag;
-               retval = ath9k_rx_skb_preprocess(common, hw, hdr, &rs,
-@@ -1967,7 +1967,8 @@ requeue:
-               } else {
-                       list_move_tail(&bf->list, &sc->rx.rxbuf);
-                       ath_rx_buf_link(sc, bf);
--                      ath9k_hw_rxena(ah);
-+                      if (!flush)
-+                              ath9k_hw_rxena(ah);
-               }
-       } while (1);
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -56,10 +56,9 @@ static void ath_tx_complete_buf(struct a
-                               struct ath_tx_status *ts, int txok, int sendbar);
- static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
-                            struct list_head *head, bool internal);
--static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, int len);
- static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
-                            struct ath_tx_status *ts, int nframes, int nbad,
--                           int txok, bool update_rc);
-+                           int txok);
- static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
-                             int seqno);
- static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
-@@ -263,6 +262,7 @@ static void ath_tx_set_retry(struct ath_
-                            struct sk_buff *skb)
- {
-       struct ath_frame_info *fi = get_frame_info(skb);
-+      struct ath_buf *bf = fi->bf;
-       struct ieee80211_hdr *hdr;
-       TX_STAT_INC(txq->axq_qnum, a_retries);
-@@ -271,6 +271,8 @@ static void ath_tx_set_retry(struct ath_
-       hdr = (struct ieee80211_hdr *)skb->data;
-       hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_RETRY);
-+      dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
-+              sizeof(*hdr), DMA_TO_DEVICE);
- }
- static struct ath_buf *ath_tx_get_buffer(struct ath_softc *sc)
-@@ -390,11 +392,9 @@ static void ath_tx_complete_aggr(struct 
-               while (bf) {
-                       bf_next = bf->bf_next;
--                      bf->bf_state.bf_type |= BUF_XRETRY;
-                       if (!bf->bf_stale || bf_next != NULL)
-                               list_move_tail(&bf->list, &bf_head);
--                      ath_tx_rc_status(sc, bf, ts, 1, 1, 0, false);
-                       ath_tx_complete_buf(sc, bf, txq, &bf_head, ts,
-                               0, 0);
-@@ -470,7 +470,6 @@ static void ath_tx_complete_aggr(struct 
-                               clear_filter = true;
-                               txpending = 1;
-                       } else {
--                              bf->bf_state.bf_type |= BUF_XRETRY;
-                               txfail = 1;
-                               sendbar = 1;
-                               txfail_cnt++;
-@@ -497,17 +496,14 @@ static void ath_tx_complete_aggr(struct 
-                       if (rc_update && (acked_cnt == 1 || txfail_cnt == 1)) {
-                               memcpy(tx_info->control.rates, rates, sizeof(rates));
--                              ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok, true);
-+                              ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok);
-                               rc_update = false;
--                      } else {
--                              ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok, false);
-                       }
-                       ath_tx_complete_buf(sc, bf, txq, &bf_head, ts,
-                               !txfail, sendbar);
-               } else {
-                       /* retry the un-acked ones */
--                      ath9k_hw_set_clrdmask(sc->sc_ah, bf->bf_desc, false);
-                       if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) {
-                               if (bf->bf_next == NULL && bf_last->bf_stale) {
-                                       struct ath_buf *tbf;
-@@ -523,26 +519,13 @@ static void ath_tx_complete_aggr(struct 
-                                               ath_tx_update_baw(sc, tid, seqno);
-                                               spin_unlock_bh(&txq->axq_lock);
--                                              bf->bf_state.bf_type |=
--                                                      BUF_XRETRY;
--                                              ath_tx_rc_status(sc, bf, ts, nframes,
--                                                              nbad, 0, false);
-                                               ath_tx_complete_buf(sc, bf, txq,
-                                                                   &bf_head,
--                                                                  ts, 0, 0);
-+                                                                  ts, 0, 1);
-                                               break;
-                                       }
--                                      ath9k_hw_cleartxdesc(sc->sc_ah,
--                                                           tbf->bf_desc);
-                                       fi->bf = tbf;
--                              } else {
--                                      /*
--                                       * Clear descriptor status words for
--                                       * software retry
--                                       */
--                                      ath9k_hw_cleartxdesc(sc->sc_ah,
--                                                           bf->bf_desc);
-                               }
-                       }
-@@ -778,7 +761,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_
-               if (!bf)
-                       continue;
--              bf->bf_state.bf_type |= BUF_AMPDU;
-+              bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;
-               seqno = bf->bf_state.seqno;
-               if (!bf_first)
-                       bf_first = bf;
-@@ -805,8 +788,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_
-               }
-               tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
--              if (nframes && ((tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) ||
--                      !(tx_info->control.rates[0].flags & IEEE80211_TX_RC_MCS)))
-+              if (nframes && (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE))
-                       break;
-               /* do not exceed subframe limit */
-@@ -828,20 +810,17 @@ static enum ATH_AGGR_STATUS ath_tx_form_
-               nframes++;
-               bf->bf_next = NULL;
--              ath9k_hw_set_desc_link(sc->sc_ah, bf->bf_desc, 0);
-               /* link buffers of this frame to the aggregate */
-               if (!fi->retries)
-                       ath_tx_addto_baw(sc, tid, seqno);
--              ath9k_hw_set11n_aggr_middle(sc->sc_ah, bf->bf_desc, ndelim);
-+              bf->bf_state.ndelim = ndelim;
-               __skb_unlink(skb, &tid->buf_q);
-               list_add_tail(&bf->list, bf_q);
--              if (bf_prev) {
-+              if (bf_prev)
-                       bf_prev->bf_next = bf;
--                      ath9k_hw_set_desc_link(sc->sc_ah, bf_prev->bf_desc,
--                                             bf->bf_daddr);
--              }
-+
-               bf_prev = bf;
-       } while (!skb_queue_empty(&tid->buf_q));
-@@ -852,12 +831,245 @@ static enum ATH_AGGR_STATUS ath_tx_form_
- #undef PADBYTES
- }
-+/*
-+ * rix - rate index
-+ * pktlen - total bytes (delims + data + fcs + pads + pad delims)
-+ * width  - 0 for 20 MHz, 1 for 40 MHz
-+ * half_gi - to use 4us v/s 3.6 us for symbol time
-+ */
-+static u32 ath_pkt_duration(struct ath_softc *sc, u8 rix, int pktlen,
-+                          int width, int half_gi, bool shortPreamble)
-+{
-+      u32 nbits, nsymbits, duration, nsymbols;
-+      int streams;
-+
-+      /* find number of symbols: PLCP + data */
-+      streams = HT_RC_2_STREAMS(rix);
-+      nbits = (pktlen << 3) + OFDM_PLCP_BITS;
-+      nsymbits = bits_per_symbol[rix % 8][width] * streams;
-+      nsymbols = (nbits + nsymbits - 1) / nsymbits;
-+
-+      if (!half_gi)
-+              duration = SYMBOL_TIME(nsymbols);
-+      else
-+              duration = SYMBOL_TIME_HALFGI(nsymbols);
-+
-+      /* addup duration for legacy/ht training and signal fields */
-+      duration += L_STF + L_LTF + L_SIG + HT_SIG + HT_STF + HT_LTF(streams);
-+
-+      return duration;
-+}
-+
-+static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,
-+                           struct ath_tx_info *info, int len)
-+{
-+      struct ath_hw *ah = sc->sc_ah;
-+      struct sk_buff *skb;
-+      struct ieee80211_tx_info *tx_info;
-+      struct ieee80211_tx_rate *rates;
-+      const struct ieee80211_rate *rate;
-+      struct ieee80211_hdr *hdr;
-+      int i;
-+      u8 rix = 0;
-+
-+      skb = bf->bf_mpdu;
-+      tx_info = IEEE80211_SKB_CB(skb);
-+      rates = tx_info->control.rates;
-+      hdr = (struct ieee80211_hdr *)skb->data;
-+
-+      /* set dur_update_en for l-sig computation except for PS-Poll frames */
-+      info->dur_update = !ieee80211_is_pspoll(hdr->frame_control);
-+
-+      /*
-+       * We check if Short Preamble is needed for the CTS rate by
-+       * checking the BSS's global flag.
-+       * But for the rate series, IEEE80211_TX_RC_USE_SHORT_PREAMBLE is used.
-+       */
-+      rate = ieee80211_get_rts_cts_rate(sc->hw, tx_info);
-+      info->rtscts_rate = rate->hw_value;
-+      if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
-+              info->rtscts_rate |= rate->hw_value_short;
-+
-+      for (i = 0; i < 4; i++) {
-+              bool is_40, is_sgi, is_sp;
-+              int phy;
-+
-+              if (!rates[i].count || (rates[i].idx < 0))
-+                      continue;
-+
-+              rix = rates[i].idx;
-+              info->rates[i].Tries = rates[i].count;
-+
-+                  if (rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS) {
-+                      info->rates[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS;
-+                      info->flags |= ATH9K_TXDESC_RTSENA;
-+              } else if (rates[i].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
-+                      info->rates[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS;
-+                      info->flags |= ATH9K_TXDESC_CTSENA;
-+              }
-+
-+              if (rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
-+                      info->rates[i].RateFlags |= ATH9K_RATESERIES_2040;
-+              if (rates[i].flags & IEEE80211_TX_RC_SHORT_GI)
-+                      info->rates[i].RateFlags |= ATH9K_RATESERIES_HALFGI;
-+
-+              is_sgi = !!(rates[i].flags & IEEE80211_TX_RC_SHORT_GI);
-+              is_40 = !!(rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH);
-+              is_sp = !!(rates[i].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE);
-+
-+              if (rates[i].flags & IEEE80211_TX_RC_MCS) {
-+                      /* MCS rates */
-+                      info->rates[i].Rate = rix | 0x80;
-+                      info->rates[i].ChSel = ath_txchainmask_reduction(sc,
-+                                      ah->txchainmask, info->rates[i].Rate);
-+                      info->rates[i].PktDuration = ath_pkt_duration(sc, rix, len,
-+                               is_40, is_sgi, is_sp);
-+                      if (rix < 8 && (tx_info->flags & IEEE80211_TX_CTL_STBC))
-+                              info->rates[i].RateFlags |= ATH9K_RATESERIES_STBC;
-+                      continue;
-+              }
-+
-+              /* legacy rates */
-+              if ((tx_info->band == IEEE80211_BAND_2GHZ) &&
-+                  !(rate->flags & IEEE80211_RATE_ERP_G))
-+                      phy = WLAN_RC_PHY_CCK;
-+              else
-+                      phy = WLAN_RC_PHY_OFDM;
-+
-+              rate = &sc->sbands[tx_info->band].bitrates[rates[i].idx];
-+              info->rates[i].Rate = rate->hw_value;
-+              if (rate->hw_value_short) {
-+                      if (rates[i].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)
-+                              info->rates[i].Rate |= rate->hw_value_short;
-+              } else {
-+                      is_sp = false;
-+              }
-+
-+              if (bf->bf_state.bfs_paprd)
-+                      info->rates[i].ChSel = ah->txchainmask;
-+              else
-+                      info->rates[i].ChSel = ath_txchainmask_reduction(sc,
-+                                      ah->txchainmask, info->rates[i].Rate);
-+
-+              info->rates[i].PktDuration = ath9k_hw_computetxtime(sc->sc_ah,
-+                      phy, rate->bitrate * 100, len, rix, is_sp);
-+      }
-+
-+      /* For AR5416 - RTS cannot be followed by a frame larger than 8K */
-+      if (bf_isaggr(bf) && (len > sc->sc_ah->caps.rts_aggr_limit))
-+              info->flags &= ~ATH9K_TXDESC_RTSENA;
-+
-+      /* ATH9K_TXDESC_RTSENA and ATH9K_TXDESC_CTSENA are mutually exclusive. */
-+      if (info->flags & ATH9K_TXDESC_RTSENA)
-+              info->flags &= ~ATH9K_TXDESC_CTSENA;
-+}
-+
-+static enum ath9k_pkt_type get_hw_packet_type(struct sk_buff *skb)
-+{
-+      struct ieee80211_hdr *hdr;
-+      enum ath9k_pkt_type htype;
-+      __le16 fc;
-+
-+      hdr = (struct ieee80211_hdr *)skb->data;
-+      fc = hdr->frame_control;
-+
-+      if (ieee80211_is_beacon(fc))
-+              htype = ATH9K_PKT_TYPE_BEACON;
-+      else if (ieee80211_is_probe_resp(fc))
-+              htype = ATH9K_PKT_TYPE_PROBE_RESP;
-+      else if (ieee80211_is_atim(fc))
-+              htype = ATH9K_PKT_TYPE_ATIM;
-+      else if (ieee80211_is_pspoll(fc))
-+              htype = ATH9K_PKT_TYPE_PSPOLL;
-+      else
-+              htype = ATH9K_PKT_TYPE_NORMAL;
-+
-+      return htype;
-+}
-+
-+static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf,
-+                           struct ath_txq *txq, int len)
-+{
-+      struct ath_hw *ah = sc->sc_ah;
-+      struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
-+      struct ath_buf *bf_first = bf;
-+      struct ath_tx_info info;
-+      bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR);
-+
-+      memset(&info, 0, sizeof(info));
-+      info.is_first = true;
-+      info.is_last = true;
-+      info.txpower = MAX_RATE_POWER;
-+      info.qcu = txq->axq_qnum;
-+
-+      info.flags = ATH9K_TXDESC_INTREQ;
-+      if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
-+              info.flags |= ATH9K_TXDESC_NOACK;
-+      if (tx_info->flags & IEEE80211_TX_CTL_LDPC)
-+              info.flags |= ATH9K_TXDESC_LDPC;
-+
-+      ath_buf_set_rate(sc, bf, &info, len);
-+
-+      if (tx_info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
-+              info.flags |= ATH9K_TXDESC_CLRDMASK;
-+
-+      if (bf->bf_state.bfs_paprd)
-+              info.flags |= (u32) bf->bf_state.bfs_paprd << ATH9K_TXDESC_PAPRD_S;
-+
-+
-+      while (bf) {
-+              struct sk_buff *skb = bf->bf_mpdu;
-+              struct ath_frame_info *fi = get_frame_info(skb);
-+              struct ieee80211_hdr *hdr;
-+              int padpos, padsize;
-+
-+              info.type = get_hw_packet_type(skb);
-+              if (bf->bf_next)
-+                      info.link = bf->bf_next->bf_daddr;
-+              else
-+                      info.link = 0;
-+
-+              if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
-+                      hdr = (struct ieee80211_hdr *)skb->data;
-+                      padpos = ath9k_cmn_padpos(hdr->frame_control);
-+                      padsize = padpos & 3;
-+
-+                      info.buf_addr[0] = bf->bf_buf_addr;
-+                      info.buf_len[0] = padpos + padsize;
-+                      info.buf_addr[1] = info.buf_addr[0] + padpos;
-+                      info.buf_len[1] = skb->len - padpos;
-+              } else {
-+                      info.buf_addr[0] = bf->bf_buf_addr;
-+                      info.buf_len[0] = skb->len;
-+              }
-+
-+              info.pkt_len = fi->framelen;
-+              info.keyix = fi->keyix;
-+              info.keytype = fi->keytype;
-+
-+              if (aggr) {
-+                      if (bf == bf_first)
-+                              info.aggr = AGGR_BUF_FIRST;
-+                      else if (!bf->bf_next)
-+                              info.aggr = AGGR_BUF_LAST;
-+                      else
-+                              info.aggr = AGGR_BUF_MIDDLE;
-+
-+                      info.ndelim = bf->bf_state.ndelim;
-+                      info.aggr_len = len;
-+              }
-+
-+              ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);
-+              bf = bf->bf_next;
-+      }
-+}
-+
- static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
-                             struct ath_atx_tid *tid)
- {
-       struct ath_buf *bf;
-       enum ATH_AGGR_STATUS status;
--      struct ath_frame_info *fi;
-+      struct ieee80211_tx_info *tx_info;
-       struct list_head bf_q;
-       int aggr_len;
-@@ -878,34 +1090,25 @@ static void ath_tx_sched_aggr(struct ath
-               bf = list_first_entry(&bf_q, struct ath_buf, list);
-               bf->bf_lastbf = list_entry(bf_q.prev, struct ath_buf, list);
-+              tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
-               if (tid->ac->clear_ps_filter) {
-                       tid->ac->clear_ps_filter = false;
--                      ath9k_hw_set_clrdmask(sc->sc_ah, bf->bf_desc, true);
-+                      tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
-+              } else {
-+                      tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT;
-               }
-               /* if only one frame, send as non-aggregate */
-               if (bf == bf->bf_lastbf) {
--                      fi = get_frame_info(bf->bf_mpdu);
--
--                      bf->bf_state.bf_type &= ~BUF_AGGR;
--                      ath9k_hw_clr11n_aggr(sc->sc_ah, bf->bf_desc);
--                      ath_buf_set_rate(sc, bf, fi->framelen);
--                      ath_tx_txqaddbuf(sc, txq, &bf_q, false);
--                      continue;
-+                      aggr_len = get_frame_info(bf->bf_mpdu)->framelen;
-+                      bf->bf_state.bf_type = BUF_AMPDU;
-+              } else {
-+                      TX_STAT_INC(txq->axq_qnum, a_aggr);
-               }
--              /* setup first desc of aggregate */
--              bf->bf_state.bf_type |= BUF_AGGR;
--              ath_buf_set_rate(sc, bf, aggr_len);
--              ath9k_hw_set11n_aggr_first(sc->sc_ah, bf->bf_desc, aggr_len);
--
--              /* anchor last desc of aggregate */
--              ath9k_hw_set11n_aggr_last(sc->sc_ah, bf->bf_lastbf->bf_desc);
--
-+              ath_tx_fill_desc(sc, bf, txq, aggr_len);
-               ath_tx_txqaddbuf(sc, txq, &bf_q, false);
--              TX_STAT_INC(txq->axq_qnum, a_aggr);
--
-       } while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH &&
-                status != ATH_AGGR_BAW_CLOSED);
- }
-@@ -1483,7 +1686,7 @@ static void ath_tx_send_ampdu(struct ath
-       if (!bf)
-               return;
--      bf->bf_state.bf_type |= BUF_AMPDU;
-+      bf->bf_state.bf_type = BUF_AMPDU;
-       INIT_LIST_HEAD(&bf_head);
-       list_add(&bf->list, &bf_head);
-@@ -1493,7 +1696,7 @@ static void ath_tx_send_ampdu(struct ath
-       /* Queue to h/w without aggregation */
-       TX_STAT_INC(txctl->txq->axq_qnum, a_queued_hw);
-       bf->bf_lastbf = bf;
--      ath_buf_set_rate(sc, bf, fi->framelen);
-+      ath_tx_fill_desc(sc, bf, txctl->txq, fi->framelen);
-       ath_tx_txqaddbuf(sc, txctl->txq, &bf_head, false);
- }
-@@ -1513,41 +1716,18 @@ static void ath_tx_send_normal(struct at
-       INIT_LIST_HEAD(&bf_head);
-       list_add_tail(&bf->list, &bf_head);
--      bf->bf_state.bf_type &= ~BUF_AMPDU;
-+      bf->bf_state.bf_type = 0;
-       /* update starting sequence number for subsequent ADDBA request */
-       if (tid)
-               INCR(tid->seq_start, IEEE80211_SEQ_MAX);
-       bf->bf_lastbf = bf;
--      ath_buf_set_rate(sc, bf, fi->framelen);
-+      ath_tx_fill_desc(sc, bf, txq, fi->framelen);
-       ath_tx_txqaddbuf(sc, txq, &bf_head, false);
-       TX_STAT_INC(txq->axq_qnum, queued);
- }
--static enum ath9k_pkt_type get_hw_packet_type(struct sk_buff *skb)
--{
--      struct ieee80211_hdr *hdr;
--      enum ath9k_pkt_type htype;
--      __le16 fc;
--
--      hdr = (struct ieee80211_hdr *)skb->data;
--      fc = hdr->frame_control;
--
--      if (ieee80211_is_beacon(fc))
--              htype = ATH9K_PKT_TYPE_BEACON;
--      else if (ieee80211_is_probe_resp(fc))
--              htype = ATH9K_PKT_TYPE_PROBE_RESP;
--      else if (ieee80211_is_atim(fc))
--              htype = ATH9K_PKT_TYPE_ATIM;
--      else if (ieee80211_is_pspoll(fc))
--              htype = ATH9K_PKT_TYPE_PSPOLL;
--      else
--              htype = ATH9K_PKT_TYPE_NORMAL;
--
--      return htype;
--}
--
- static void setup_frame_info(struct ieee80211_hw *hw, struct sk_buff *skb,
-                            int framelen)
- {
-@@ -1575,51 +1755,6 @@ static void setup_frame_info(struct ieee
-       fi->framelen = framelen;
- }
--static int setup_tx_flags(struct sk_buff *skb)
--{
--      struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
--      int flags = 0;
--
--      flags |= ATH9K_TXDESC_INTREQ;
--
--      if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
--              flags |= ATH9K_TXDESC_NOACK;
--
--      if (tx_info->flags & IEEE80211_TX_CTL_LDPC)
--              flags |= ATH9K_TXDESC_LDPC;
--
--      return flags;
--}
--
--/*
-- * rix - rate index
-- * pktlen - total bytes (delims + data + fcs + pads + pad delims)
-- * width  - 0 for 20 MHz, 1 for 40 MHz
-- * half_gi - to use 4us v/s 3.6 us for symbol time
-- */
--static u32 ath_pkt_duration(struct ath_softc *sc, u8 rix, int pktlen,
--                          int width, int half_gi, bool shortPreamble)
--{
--      u32 nbits, nsymbits, duration, nsymbols;
--      int streams;
--
--      /* find number of symbols: PLCP + data */
--      streams = HT_RC_2_STREAMS(rix);
--      nbits = (pktlen << 3) + OFDM_PLCP_BITS;
--      nsymbits = bits_per_symbol[rix % 8][width] * streams;
--      nsymbols = (nbits + nsymbits - 1) / nsymbits;
--
--      if (!half_gi)
--              duration = SYMBOL_TIME(nsymbols);
--      else
--              duration = SYMBOL_TIME_HALFGI(nsymbols);
--
--      /* addup duration for legacy/ht training and signal fields */
--      duration += L_STF + L_LTF + L_SIG + HT_SIG + HT_STF + HT_LTF(streams);
--
--      return duration;
--}
--
- u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate)
- {
-       struct ath_hw *ah = sc->sc_ah;
-@@ -1632,118 +1767,6 @@ u8 ath_txchainmask_reduction(struct ath_
-               return chainmask;
- }
--static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, int len)
--{
--      struct ath_hw *ah = sc->sc_ah;
--      struct ath9k_11n_rate_series series[4];
--      struct sk_buff *skb;
--      struct ieee80211_tx_info *tx_info;
--      struct ieee80211_tx_rate *rates;
--      const struct ieee80211_rate *rate;
--      struct ieee80211_hdr *hdr;
--      int i, flags = 0;
--      u8 rix = 0, ctsrate = 0;
--      bool is_pspoll;
--
--      memset(series, 0, sizeof(struct ath9k_11n_rate_series) * 4);
--
--      skb = bf->bf_mpdu;
--      tx_info = IEEE80211_SKB_CB(skb);
--      rates = tx_info->control.rates;
--      hdr = (struct ieee80211_hdr *)skb->data;
--      is_pspoll = ieee80211_is_pspoll(hdr->frame_control);
--
--      /*
--       * We check if Short Preamble is needed for the CTS rate by
--       * checking the BSS's global flag.
--       * But for the rate series, IEEE80211_TX_RC_USE_SHORT_PREAMBLE is used.
--       */
--      rate = ieee80211_get_rts_cts_rate(sc->hw, tx_info);
--      ctsrate = rate->hw_value;
--      if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
--              ctsrate |= rate->hw_value_short;
--
--      for (i = 0; i < 4; i++) {
--              bool is_40, is_sgi, is_sp;
--              int phy;
--
--              if (!rates[i].count || (rates[i].idx < 0))
--                      continue;
--
--              rix = rates[i].idx;
--              series[i].Tries = rates[i].count;
--
--                  if (rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS) {
--                      series[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS;
--                      flags |= ATH9K_TXDESC_RTSENA;
--              } else if (rates[i].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
--                      series[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS;
--                      flags |= ATH9K_TXDESC_CTSENA;
--              }
--
--              if (rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
--                      series[i].RateFlags |= ATH9K_RATESERIES_2040;
--              if (rates[i].flags & IEEE80211_TX_RC_SHORT_GI)
--                      series[i].RateFlags |= ATH9K_RATESERIES_HALFGI;
--
--              is_sgi = !!(rates[i].flags & IEEE80211_TX_RC_SHORT_GI);
--              is_40 = !!(rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH);
--              is_sp = !!(rates[i].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE);
--
--              if (rates[i].flags & IEEE80211_TX_RC_MCS) {
--                      /* MCS rates */
--                      series[i].Rate = rix | 0x80;
--                      series[i].ChSel = ath_txchainmask_reduction(sc,
--                                      ah->txchainmask, series[i].Rate);
--                      series[i].PktDuration = ath_pkt_duration(sc, rix, len,
--                               is_40, is_sgi, is_sp);
--                      if (rix < 8 && (tx_info->flags & IEEE80211_TX_CTL_STBC))
--                              series[i].RateFlags |= ATH9K_RATESERIES_STBC;
--                      continue;
--              }
--
--              /* legacy rates */
--              if ((tx_info->band == IEEE80211_BAND_2GHZ) &&
--                  !(rate->flags & IEEE80211_RATE_ERP_G))
--                      phy = WLAN_RC_PHY_CCK;
--              else
--                      phy = WLAN_RC_PHY_OFDM;
--
--              rate = &sc->sbands[tx_info->band].bitrates[rates[i].idx];
--              series[i].Rate = rate->hw_value;
--              if (rate->hw_value_short) {
--                      if (rates[i].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)
--                              series[i].Rate |= rate->hw_value_short;
--              } else {
--                      is_sp = false;
--              }
--
--              if (bf->bf_state.bfs_paprd)
--                      series[i].ChSel = ah->txchainmask;
--              else
--                      series[i].ChSel = ath_txchainmask_reduction(sc,
--                                      ah->txchainmask, series[i].Rate);
--
--              series[i].PktDuration = ath9k_hw_computetxtime(sc->sc_ah,
--                      phy, rate->bitrate * 100, len, rix, is_sp);
--      }
--
--      /* For AR5416 - RTS cannot be followed by a frame larger than 8K */
--      if (bf_isaggr(bf) && (len > sc->sc_ah->caps.rts_aggr_limit))
--              flags &= ~ATH9K_TXDESC_RTSENA;
--
--      /* ATH9K_TXDESC_RTSENA and ATH9K_TXDESC_CTSENA are mutually exclusive. */
--      if (flags & ATH9K_TXDESC_RTSENA)
--              flags &= ~ATH9K_TXDESC_CTSENA;
--
--      /* set dur_update_en for l-sig computation except for PS-Poll frames */
--      ath9k_hw_set11n_ratescenario(sc->sc_ah, bf->bf_desc,
--                                   bf->bf_lastbf->bf_desc,
--                                   !is_pspoll, ctsrate,
--                                   0, series, 4, flags);
--
--}
--
- /*
-  * Assign a descriptor (and sequence number if necessary,
-  * and map buffer for DMA. Frees skb on error
-@@ -1753,13 +1776,10 @@ static struct ath_buf *ath_tx_setup_buff
-                                          struct ath_atx_tid *tid,
-                                          struct sk_buff *skb)
- {
--      struct ath_hw *ah = sc->sc_ah;
-       struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-       struct ath_frame_info *fi = get_frame_info(skb);
-       struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-       struct ath_buf *bf;
--      struct ath_desc *ds;
--      int frm_type;
-       u16 seqno;
-       bf = ath_tx_get_buffer(sc);
-@@ -1777,7 +1797,6 @@ static struct ath_buf *ath_tx_setup_buff
-               bf->bf_state.seqno = seqno;
-       }
--      bf->bf_flags = setup_tx_flags(skb);
-       bf->bf_mpdu = skb;
-       bf->bf_buf_addr = dma_map_single(sc->dev, skb->data,
-@@ -1791,22 +1810,6 @@ static struct ath_buf *ath_tx_setup_buff
-               goto error;
-       }
--      frm_type = get_hw_packet_type(skb);
--
--      ds = bf->bf_desc;
--      ath9k_hw_set_desc_link(ah, ds, 0);
--
--      ath9k_hw_set11n_txdesc(ah, ds, fi->framelen, frm_type, MAX_RATE_POWER,
--                             fi->keyix, fi->keytype, bf->bf_flags);
--
--      ath9k_hw_filltxdesc(ah, ds,
--                          skb->len,   /* segment length */
--                          true,       /* first segment */
--                          true,       /* last segment */
--                          ds,         /* first descriptor */
--                          bf->bf_buf_addr,
--                          txq->axq_qnum);
--
-       fi->bf = bf;
-       return bf;
-@@ -1849,16 +1852,9 @@ static void ath_tx_start_dma(struct ath_
-               bf->bf_state.bfs_paprd = txctl->paprd;
--              if (bf->bf_state.bfs_paprd)
--                      ar9003_hw_set_paprd_txdesc(sc->sc_ah, bf->bf_desc,
--                                                 bf->bf_state.bfs_paprd);
--
-               if (txctl->paprd)
-                       bf->bf_state.bfs_paprd_timestamp = jiffies;
--              if (tx_info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
--                      ath9k_hw_set_clrdmask(sc->sc_ah, bf->bf_desc, true);
--
-               ath_tx_send_normal(sc, txctl->txq, tid, skb);
-       }
-@@ -1899,15 +1895,18 @@ int ath_tx_start(struct ieee80211_hw *hw
-               hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no);
-       }
--      /* Add the padding after the header if this is not already done */
--      padpos = ath9k_cmn_padpos(hdr->frame_control);
--      padsize = padpos & 3;
--      if (padsize && skb->len > padpos) {
--              if (skb_headroom(skb) < padsize)
--                      return -ENOMEM;
--
--              skb_push(skb, padsize);
--              memmove(skb->data, skb->data + padsize, padpos);
-+      if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) {
-+              /* Add the padding after the header if this is not already done */
-+              padpos = ath9k_cmn_padpos(hdr->frame_control);
-+              padsize = padpos & 3;
-+              if (padsize && skb->len > padpos) {
-+                      if (skb_headroom(skb) < padsize)
-+                              return -ENOMEM;
-+
-+                      skb_push(skb, padsize);
-+                      memmove(skb->data, skb->data + padsize, padpos);
-+                      hdr = (struct ieee80211_hdr *) skb->data;
-+              }
-       }
-       if ((vif && vif->type != NL80211_IFTYPE_AP &&
-@@ -1953,20 +1952,21 @@ static void ath_tx_complete(struct ath_s
-       if (tx_flags & ATH_TX_BAR)
-               tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
--      if (!(tx_flags & (ATH_TX_ERROR | ATH_TX_XRETRY))) {
-+      if (!(tx_flags & ATH_TX_ERROR))
-               /* Frame was ACKed */
-               tx_info->flags |= IEEE80211_TX_STAT_ACK;
--      }
--      padpos = ath9k_cmn_padpos(hdr->frame_control);
--      padsize = padpos & 3;
--      if (padsize && skb->len>padpos+padsize) {
--              /*
--               * Remove MAC header padding before giving the frame back to
--               * mac80211.
--               */
--              memmove(skb->data + padsize, skb->data, padpos);
--              skb_pull(skb, padsize);
-+      if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) {
-+              padpos = ath9k_cmn_padpos(hdr->frame_control);
-+              padsize = padpos & 3;
-+              if (padsize && skb->len>padpos+padsize) {
-+                      /*
-+                       * Remove MAC header padding before giving the frame back to
-+                       * mac80211.
-+                       */
-+                      memmove(skb->data + padsize, skb->data, padpos);
-+                      skb_pull(skb, padsize);
-+              }
-       }
-       if (sc->ps_flags & PS_WAIT_FOR_TX_ACK) {
-@@ -2000,18 +2000,18 @@ static void ath_tx_complete_buf(struct a
-                               struct ath_tx_status *ts, int txok, int sendbar)
- {
-       struct sk_buff *skb = bf->bf_mpdu;
-+      struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
-       unsigned long flags;
-       int tx_flags = 0;
-       if (sendbar)
-               tx_flags = ATH_TX_BAR;
--      if (!txok) {
-+      if (!txok)
-               tx_flags |= ATH_TX_ERROR;
--              if (bf_isxretried(bf))
--                      tx_flags |= ATH_TX_XRETRY;
--      }
-+      if (ts->ts_status & ATH9K_TXERR_FILT)
-+              tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
-       dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE);
-       bf->bf_buf_addr = 0;
-@@ -2024,7 +2024,7 @@ static void ath_tx_complete_buf(struct a
-               else
-                       complete(&sc->paprd_complete);
-       } else {
--              ath_debug_stat_tx(sc, bf, ts, txq);
-+              ath_debug_stat_tx(sc, bf, ts, txq, tx_flags);
-               ath_tx_complete(sc, skb, tx_flags, txq);
-       }
-       /* At this point, skb (bf->bf_mpdu) is consumed...make sure we don't
-@@ -2042,7 +2042,7 @@ static void ath_tx_complete_buf(struct a
- static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
-                            struct ath_tx_status *ts, int nframes, int nbad,
--                           int txok, bool update_rc)
-+                           int txok)
- {
-       struct sk_buff *skb = bf->bf_mpdu;
-       struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-@@ -2057,9 +2057,7 @@ static void ath_tx_rc_status(struct ath_
-       tx_rateindex = ts->ts_rateindex;
-       WARN_ON(tx_rateindex >= hw->max_rates);
--      if (ts->ts_status & ATH9K_TXERR_FILT)
--              tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
--      if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && update_rc) {
-+      if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
-               tx_info->flags |= IEEE80211_TX_STAT_AMPDU;
-               BUG_ON(nbad > nframes);
-@@ -2069,7 +2067,7 @@ static void ath_tx_rc_status(struct ath_
-       }
-       if ((ts->ts_status & ATH9K_TXERR_FILT) == 0 &&
--          (bf->bf_flags & ATH9K_TXDESC_NOACK) == 0 && update_rc) {
-+          (tx_info->flags & IEEE80211_TX_CTL_NO_ACK) == 0) {
-               /*
-                * If an underrun error is seen assume it as an excessive
-                * retry only if max frame trigger level has been reached
-@@ -2082,9 +2080,9 @@ static void ath_tx_rc_status(struct ath_
-                * successfully by eventually preferring slower rates.
-                * This itself should also alleviate congestion on the bus.
-                */
--              if (ieee80211_is_data(hdr->frame_control) &&
--                  (ts->ts_flags & (ATH9K_TX_DATA_UNDERRUN |
--                                   ATH9K_TX_DELIM_UNDERRUN)) &&
-+              if (unlikely(ts->ts_flags & (ATH9K_TX_DATA_UNDERRUN |
-+                                           ATH9K_TX_DELIM_UNDERRUN)) &&
-+                  ieee80211_is_data(hdr->frame_control) &&
-                   ah->tx_trig_level >= sc->sc_ah->config.max_txtrig_level)
-                       tx_info->status.rates[tx_rateindex].count =
-                               hw->max_rate_tries;
-@@ -2115,13 +2113,7 @@ static void ath_tx_process_buffer(struct
-       spin_unlock_bh(&txq->axq_lock);
-       if (!bf_isampdu(bf)) {
--              /*
--               * This frame is sent out as a single frame.
--               * Use hardware retry status for this frame.
--               */
--              if (ts->ts_status & ATH9K_TXERR_XRETRY)
--                      bf->bf_state.bf_type |= BUF_XRETRY;
--              ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok, true);
-+              ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);
-               ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok, 0);
-       } else
-               ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok, true);
 --- a/net/mac80211/agg-rx.c
 +++ b/net/mac80211/agg-rx.c
-@@ -180,6 +180,8 @@ static void ieee80211_send_addba_resp(st
-               memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
-       else if (sdata->vif.type == NL80211_IFTYPE_STATION)
+@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st
                memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
+       else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+               memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
 +      else if (sdata->vif.type == NL80211_IFTYPE_WDS)
 +              memcpy(mgmt->bssid, da, ETH_ALEN);
  
                                          IEEE80211_STYPE_ACTION);
 --- a/net/mac80211/agg-tx.c
 +++ b/net/mac80211/agg-tx.c
-@@ -77,7 +77,8 @@ static void ieee80211_send_addba_request
-       memcpy(mgmt->da, da, ETH_ALEN);
+@@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
        memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
        if (sdata->vif.type == NL80211_IFTYPE_AP ||
--          sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
-+          sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
+           sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
+-          sdata->vif.type == NL80211_IFTYPE_MESH_POINT)
++          sdata->vif.type == NL80211_IFTYPE_MESH_POINT ||
 +          sdata->vif.type == NL80211_IFTYPE_WDS)
                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);
-@@ -397,7 +398,8 @@ int ieee80211_start_tx_ba_session(struct
-        */
-       if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct
+           sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
            sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
--          sdata->vif.type != NL80211_IFTYPE_AP)
-+          sdata->vif.type != NL80211_IFTYPE_AP &&
-+          sdata->vif.type != NL80211_IFTYPE_WDS)
+           sdata->vif.type != NL80211_IFTYPE_AP &&
++          sdata->vif.type != NL80211_IFTYPE_WDS &&
+           sdata->vif.type != NL80211_IFTYPE_ADHOC)
                return -EINVAL;
  
-       if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) {
 --- a/net/mac80211/debugfs_sta.c
 +++ b/net/mac80211/debugfs_sta.c
-@@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil
-       char buf[100];
-       struct sta_info *sta = file->private_data;
-       u32 staflags = get_sta_flags(sta);
--      int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s",
-+      int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s",
-               staflags & WLAN_STA_AUTH ? "AUTH\n" : "",
-               staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "",
-               staflags & WLAN_STA_PS_STA ? "PS (sta)\n" : "",
-@@ -67,7 +67,6 @@ static ssize_t sta_flags_read(struct fil
-               staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "",
-               staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "",
-               staflags & WLAN_STA_WME ? "WME\n" : "",
--              staflags & WLAN_STA_WDS ? "WDS\n" : "",
-               staflags & WLAN_STA_MFP ? "MFP\n" : "");
-       return simple_read_from_buffer(userbuf, count, ppos, buf, res);
- }
+@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
+       test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
+       int res = scnprintf(buf, sizeof(buf),
+-                          "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
++                          "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+                           TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
+                           TEST(PS_DRIVER), TEST(AUTHORIZED),
+                           TEST(SHORT_PREAMBLE),
+-                          TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
++                          TEST(WME), TEST(CLEAR_PS_FILT),
+                           TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
+                           TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
+                           TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
 --- a/net/mac80211/iface.c
 +++ b/net/mac80211/iface.c
 @@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
        u32 changed = 0;
        int res;
        u32 hw_reconf_flags = 0;
-@@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_
+@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_
  
        set_bit(SDATA_STATE_RUNNING, &sdata->state);
  
 -                      goto err_del_interface;
 -              }
 -
--              /* no locking required since STA is not live yet */
--              sta->flags |= WLAN_STA_AUTHORIZED;
+-              sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
+-              sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
+-              sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
 -
 -              res = sta_info_insert(sta);
 -              if (res) {
        /*
         * set_multicast_list will be invoked by the networking core
         * which will check whether any increments here were done in
-@@ -344,8 +322,7 @@ static int ieee80211_do_open(struct net_
+@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_
        netif_tx_start_all_queues(dev);
  
        return 0;
 - err_del_interface:
--      drv_remove_interface(local, &sdata->vif);
+-      drv_remove_interface(local, sdata);
 +
   err_stop:
        if (!local->open_count)
                drv_stop(local);
-@@ -718,6 +695,70 @@ static void ieee80211_if_setup(struct ne
+@@ -720,6 +696,70 @@ static void ieee80211_if_setup(struct ne
        dev->destructor = free_netdev;
  }
  
 +      sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
 +
 +      if (elems.ht_cap_elem)
-+              ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
++              ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
 +                              elems.ht_cap_elem, &sta->sta.ht_cap);
 +
 +      if (elems.wmm_param)
-+              set_sta_flags(sta, WLAN_STA_WME);
++              set_sta_flag(sta, WLAN_STA_WME);
 +
 +      if (new) {
-+              sta->flags = WLAN_STA_AUTHORIZED;
++              set_sta_flag(sta, WLAN_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 =
-@@ -822,6 +863,9 @@ static void ieee80211_iface_work(struct 
+@@ -824,6 +864,9 @@ 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
-@@ -2163,7 +2163,8 @@ ieee80211_rx_h_action(struct ieee80211_r
-                */
-               if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -2281,6 +2281,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+                   sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
                    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
--                  sdata->vif.type != NL80211_IFTYPE_AP)
-+                  sdata->vif.type != NL80211_IFTYPE_AP &&
-+                  sdata->vif.type != NL80211_IFTYPE_WDS)
+                   sdata->vif.type != NL80211_IFTYPE_AP &&
++                  sdata->vif.type != NL80211_IFTYPE_WDS &&
+                   sdata->vif.type != NL80211_IFTYPE_ADHOC)
                        break;
  
-               /* verify action_code is present */
-@@ -2378,13 +2379,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2491,14 +2492,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
  
        if (!ieee80211_vif_is_mesh(&sdata->vif) &&
            sdata->vif.type != NL80211_IFTYPE_ADHOC &&
                return RX_DROP_MONITOR;
  
        switch (stype) {
+       case cpu_to_le16(IEEE80211_STYPE_AUTH):
        case cpu_to_le16(IEEE80211_STYPE_BEACON):
        case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
 -              /* process for all: mesh, mlme, ibss */
 +              /* process for all: mesh, mlme, ibss, wds */
                break;
-       case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
-       case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
-@@ -2727,10 +2729,16 @@ static int prepare_for_handlers(struct i
+       case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
+       case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
+@@ -2852,10 +2854,16 @@ static int prepare_for_handlers(struct i
                }
                break;
        case NL80211_IFTYPE_WDS:
                break;
        default:
                /* should never get here */
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -1379,8 +1379,10 @@ int sta_info_move_state(struct sta_info 
+               return -EINVAL;
+       }
++#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+       printk(KERN_DEBUG "%s: moving STA %pM to state %d\n",
+               sta->sdata->name, sta->sta.addr, new_state);
++#endif
+       /*
+        * notify the driver before the actual changes so it can
 --- a/net/mac80211/sta_info.h
 +++ b/net/mac80211/sta_info.h
 @@ -31,7 +31,6 @@
+  * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
   *    frames.
-  * @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP.
   * @WLAN_STA_WME: Station is a QoS-STA.
 - * @WLAN_STA_WDS: Station is one of our WDS peers.
   * @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.
-@@ -54,7 +53,6 @@ enum ieee80211_sta_info_flags {
-       WLAN_STA_SHORT_PREAMBLE = 1<<4,
-       WLAN_STA_ASSOC_AP       = 1<<5,
-       WLAN_STA_WME            = 1<<6,
--      WLAN_STA_WDS            = 1<<7,
-       WLAN_STA_CLEAR_PS_FILT  = 1<<9,
-       WLAN_STA_MFP            = 1<<10,
-       WLAN_STA_BLOCK_BA       = 1<<11,
---- a/net/mac80211/status.c
-+++ b/net/mac80211/status.c
-@@ -278,17 +278,19 @@ void ieee80211_tx_status(struct ieee8021
-               }
-               if (!acked && ieee80211_is_back_req(fc)) {
-+                      u16 control;
-+
-                       /*
--                       * BAR failed, let's tear down the BA session as a
--                       * last resort as some STAs (Intel 5100 on Windows)
--                       * can get stuck when the BA window isn't flushed
--                       * correctly.
-+                       * BAR failed, store the last SSN and retry sending
-+                       * the BAR when the next unicast transmission on the
-+                       * same TID succeeds.
-                        */
-                       bar = (struct ieee80211_bar *) skb->data;
--                      if (!(bar->control & IEEE80211_BAR_CTRL_MULTI_TID)) {
-+                      control = le16_to_cpu(bar->control);
-+                      if (!(control & IEEE80211_BAR_CTRL_MULTI_TID)) {
-                               u16 ssn = le16_to_cpu(bar->start_seq_num);
--                              tid = (bar->control &
-+                              tid = (control &
-                                      IEEE80211_BAR_CTRL_TID_INFO_MASK) >>
-                                     IEEE80211_BAR_CTRL_TID_INFO_SHIFT;
---- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-@@ -704,8 +704,10 @@ static void ar5008_hw_override_ini(struc
-               REG_WRITE(ah, AR_PCU_MISC_MODE2, val);
-       }
--      if (!AR_SREV_5416_20_OR_LATER(ah) ||
--          AR_SREV_9280_20_OR_LATER(ah))
-+      REG_SET_BIT(ah, AR_PHY_CCK_DETECT,
-+                  AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
-+
-+      if (AR_SREV_9280_20_OR_LATER(ah))
+@@ -62,7 +61,6 @@ enum ieee80211_sta_info_flags {
+       WLAN_STA_AUTHORIZED,
+       WLAN_STA_SHORT_PREAMBLE,
+       WLAN_STA_WME,
+-      WLAN_STA_WDS,
+       WLAN_STA_CLEAR_PS_FILT,
+       WLAN_STA_MFP,
+       WLAN_STA_BLOCK_BA,
+--- a/net/mac80211/rate.h
++++ b/net/mac80211/rate.h
+@@ -37,7 +37,7 @@ static inline void rate_control_tx_statu
+       struct ieee80211_sta *ista = &sta->sta;
+       void *priv_sta = sta->rate_ctrl_priv;
+-      if (!ref)
++      if (!ref || !test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
                return;
-       /*
-        * Disable BB clock gating
-@@ -802,7 +804,8 @@ static int ar5008_hw_process_ini(struct 
-       /* Write ADDAC shifts */
-       REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_EXTERNAL_RADIO);
--      ah->eep_ops->set_addac(ah, chan);
-+      if (ah->eep_ops->set_addac)
-+              ah->eep_ops->set_addac(ah, chan);
-       if (AR_SREV_5416_22_OR_LATER(ah)) {
-               REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites);
-@@ -1007,24 +1010,6 @@ static void ar5008_restore_chainmask(str
-       }
- }
--static void ar5008_set_diversity(struct ath_hw *ah, bool value)
--{
--      u32 v = REG_READ(ah, AR_PHY_CCK_DETECT);
--      if (value)
--              v |= AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV;
--      else
--              v &= ~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV;
--      REG_WRITE(ah, AR_PHY_CCK_DETECT, v);
--}
--
--static u32 ar9100_hw_compute_pll_control(struct ath_hw *ah,
--                                       struct ath9k_channel *chan)
--{
--      if (chan && IS_CHAN_5GHZ(chan))
--              return 0x1450;
--      return 0x1458;
--}
--
- static u32 ar9160_hw_compute_pll_control(struct ath_hw *ah,
-                                        struct ath9k_channel *chan)
- {
-@@ -1654,7 +1639,6 @@ void ar5008_hw_attach_phy_ops(struct ath
-       priv_ops->rfbus_req = ar5008_hw_rfbus_req;
-       priv_ops->rfbus_done = ar5008_hw_rfbus_done;
-       priv_ops->restore_chainmask = ar5008_restore_chainmask;
--      priv_ops->set_diversity = ar5008_set_diversity;
-       priv_ops->do_getnf = ar5008_hw_do_getnf;
-       priv_ops->set_radar_params = ar5008_hw_set_radar_params;
-@@ -1664,9 +1648,7 @@ void ar5008_hw_attach_phy_ops(struct ath
-       } else
-               priv_ops->ani_control = ar5008_hw_ani_control_old;
--      if (AR_SREV_9100(ah))
--              priv_ops->compute_pll_control = ar9100_hw_compute_pll_control;
--      else if (AR_SREV_9160_10_OR_LATER(ah))
-+      if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah))
-               priv_ops->compute_pll_control = ar9160_hw_compute_pll_control;
-       else
-               priv_ops->compute_pll_control = ar5008_hw_compute_pll_control;
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-@@ -592,6 +592,9 @@ static void ar9003_hw_override_ini(struc
-       val = REG_READ(ah, AR_PCU_MISC_MODE2) & (~AR_ADHOC_MCAST_KEYID_ENABLE);
-       REG_WRITE(ah, AR_PCU_MISC_MODE2,
-                 val | AR_AGG_WEP_ENABLE_FIX | AR_AGG_WEP_ENABLE);
-+
-+      REG_SET_BIT(ah, AR_PHY_CCK_DETECT,
-+                  AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
- }
- static void ar9003_hw_prog_ini(struct ath_hw *ah,
-@@ -785,16 +788,6 @@ static void ar9003_hw_rfbus_done(struct 
-       REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
- }
--static void ar9003_hw_set_diversity(struct ath_hw *ah, bool value)
--{
--      u32 v = REG_READ(ah, AR_PHY_CCK_DETECT);
--      if (value)
--              v |= AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV;
--      else
--              v &= ~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV;
--      REG_WRITE(ah, AR_PHY_CCK_DETECT, v);
--}
--
- static bool ar9003_hw_ani_control(struct ath_hw *ah,
-                                 enum ath9k_ani_cmd cmd, int param)
- {
-@@ -1277,7 +1270,6 @@ void ar9003_hw_attach_phy_ops(struct ath
-       priv_ops->set_delta_slope = ar9003_hw_set_delta_slope;
-       priv_ops->rfbus_req = ar9003_hw_rfbus_req;
-       priv_ops->rfbus_done = ar9003_hw_rfbus_done;
--      priv_ops->set_diversity = ar9003_hw_set_diversity;
-       priv_ops->ani_control = ar9003_hw_ani_control;
-       priv_ops->do_getnf = ar9003_hw_do_getnf;
-       priv_ops->ani_cache_ini_regs = ar9003_hw_ani_cache_ini_regs;
---- a/drivers/net/wireless/ath/ath9k/eeprom.c
-+++ b/drivers/net/wireless/ath/ath9k/eeprom.c
-@@ -456,12 +456,7 @@ void ath9k_hw_get_gain_boundaries_pdadcs
-               pPdGainBoundaries[i] =
-                       min((u16)MAX_RATE_POWER, pPdGainBoundaries[i]);
  
--              if ((i == 0) && !AR_SREV_5416_20_OR_LATER(ah)) {
--                      minDelta = pPdGainBoundaries[0] - 23;
--                      pPdGainBoundaries[0] = 23;
--              } else {
--                      minDelta = 0;
--              }
-+              minDelta = 0;
-               if (i == 0) {
-                       if (AR_SREV_9280_20_OR_LATER(ah))
---- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c
-+++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
-@@ -405,12 +405,7 @@ static void ath9k_hw_set_4k_power_cal_ta
-       REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3, 0);
-       for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
--              if (AR_SREV_5416_20_OR_LATER(ah) &&
--                  (ah->rxchainmask == 5 || ah->txchainmask == 5) &&
--                  (i != 0)) {
--                      regChainOffset = (i == 1) ? 0x2000 : 0x1000;
--              } else
--                      regChainOffset = i * 0x1000;
-+              regChainOffset = i * 0x1000;
-               if (pEepData->baseEepHeader.txMask & (1 << i)) {
-                       pRawDataset = pEepData->calPierData2G[i];
-@@ -423,19 +418,17 @@ static void ath9k_hw_set_4k_power_cal_ta
-                       ENABLE_REGWRITE_BUFFER(ah);
--                      if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah)) {
--                              REG_WRITE(ah, AR_PHY_TPCRG5 + regChainOffset,
--                                        SM(pdGainOverlap_t2,
--                                           AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
--                                        | SM(gainBoundaries[0],
--                                             AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
--                                        | SM(gainBoundaries[1],
--                                             AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
--                                        | SM(gainBoundaries[2],
--                                             AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
--                                        | SM(gainBoundaries[3],
--                                     AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4));
--                      }
-+                      REG_WRITE(ah, AR_PHY_TPCRG5 + regChainOffset,
-+                                SM(pdGainOverlap_t2,
-+                                   AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
-+                                | SM(gainBoundaries[0],
-+                                     AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
-+                                | SM(gainBoundaries[1],
-+                                     AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
-+                                | SM(gainBoundaries[2],
-+                                     AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
-+                                | SM(gainBoundaries[3],
-+                             AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4));
-                       regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset;
-                       for (j = 0; j < 32; j++) {
-@@ -715,10 +708,8 @@ static void ath9k_hw_4k_set_txpower(stru
-       if (test)
-           return;
--      if (AR_SREV_9280_20_OR_LATER(ah)) {
--              for (i = 0; i < Ar5416RateSize; i++)
--                      ratesArray[i] -= AR5416_PWR_TABLE_OFFSET_DB * 2;
--      }
-+      for (i = 0; i < Ar5416RateSize; i++)
-+              ratesArray[i] -= AR5416_PWR_TABLE_OFFSET_DB * 2;
-       ENABLE_REGWRITE_BUFFER(ah);
-@@ -788,28 +779,6 @@ static void ath9k_hw_4k_set_txpower(stru
-       REGWRITE_BUFFER_FLUSH(ah);
- }
--static void ath9k_hw_4k_set_addac(struct ath_hw *ah,
--                                struct ath9k_channel *chan)
--{
--      struct modal_eep_4k_header *pModal;
--      struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
--      u8 biaslevel;
--
--      if (ah->hw_version.macVersion != AR_SREV_VERSION_9160)
--              return;
--
--      if (ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_MINOR_VER_7)
--              return;
--
--      pModal = &eep->modalHeader;
--
--      if (pModal->xpaBiasLvl != 0xff) {
--              biaslevel = pModal->xpaBiasLvl;
--              INI_RA(&ah->iniAddac, 7, 1) =
--                (INI_RA(&ah->iniAddac, 7, 1) & (~0x18)) | biaslevel << 3;
--      }
--}
--
- static void ath9k_hw_4k_set_gain(struct ath_hw *ah,
-                                struct modal_eep_4k_header *pModal,
-                                struct ar5416_eeprom_4k *eep,
-@@ -877,6 +846,7 @@ static void ath9k_hw_4k_set_board_values
-       u8 txRxAttenLocal;
-       u8 ob[5], db1[5], db2[5];
-       u8 ant_div_control1, ant_div_control2;
-+      u8 bb_desired_scale;
-       u32 regVal;
+       ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
+--- a/net/mac80211/main.c
++++ b/net/mac80211/main.c
+@@ -915,6 +915,8 @@ int ieee80211_register_hw(struct ieee802
+               wiphy_debug(local->hw.wiphy, "Failed to initialize wep: %d\n",
+                           result);
  
-       pModal = &eep->modalHeader;
-@@ -1096,30 +1066,29 @@ static void ath9k_hw_4k_set_board_values
-                                     AR_PHY_SETTLING_SWITCH,
-                                     pModal->swSettleHt40);
-       }
--      if (AR_SREV_9271(ah) || AR_SREV_9285(ah)) {
--              u8 bb_desired_scale = (pModal->bb_scale_smrt_antenna &
--                              EEP_4K_BB_DESIRED_SCALE_MASK);
--              if ((pBase->txGainType == 0) && (bb_desired_scale != 0)) {
--                      u32 pwrctrl, mask, clr;
--
--                      mask = BIT(0)|BIT(5)|BIT(10)|BIT(15)|BIT(20)|BIT(25);
--                      pwrctrl = mask * bb_desired_scale;
--                      clr = mask * 0x1f;
--                      REG_RMW(ah, AR_PHY_TX_PWRCTRL8, pwrctrl, clr);
--                      REG_RMW(ah, AR_PHY_TX_PWRCTRL10, pwrctrl, clr);
--                      REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL12, pwrctrl, clr);
--
--                      mask = BIT(0)|BIT(5)|BIT(15);
--                      pwrctrl = mask * bb_desired_scale;
--                      clr = mask * 0x1f;
--                      REG_RMW(ah, AR_PHY_TX_PWRCTRL9, pwrctrl, clr);
--
--                      mask = BIT(0)|BIT(5);
--                      pwrctrl = mask * bb_desired_scale;
--                      clr = mask * 0x1f;
--                      REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL11, pwrctrl, clr);
--                      REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL13, pwrctrl, clr);
--              }
++      ieee80211_led_init(local);
 +
-+      bb_desired_scale = (pModal->bb_scale_smrt_antenna &
-+                      EEP_4K_BB_DESIRED_SCALE_MASK);
-+      if ((pBase->txGainType == 0) && (bb_desired_scale != 0)) {
-+              u32 pwrctrl, mask, clr;
-+
-+              mask = BIT(0)|BIT(5)|BIT(10)|BIT(15)|BIT(20)|BIT(25);
-+              pwrctrl = mask * bb_desired_scale;
-+              clr = mask * 0x1f;
-+              REG_RMW(ah, AR_PHY_TX_PWRCTRL8, pwrctrl, clr);
-+              REG_RMW(ah, AR_PHY_TX_PWRCTRL10, pwrctrl, clr);
-+              REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL12, pwrctrl, clr);
-+
-+              mask = BIT(0)|BIT(5)|BIT(15);
-+              pwrctrl = mask * bb_desired_scale;
-+              clr = mask * 0x1f;
-+              REG_RMW(ah, AR_PHY_TX_PWRCTRL9, pwrctrl, clr);
-+
-+              mask = BIT(0)|BIT(5);
-+              pwrctrl = mask * bb_desired_scale;
-+              clr = mask * 0x1f;
-+              REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL11, pwrctrl, clr);
-+              REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL13, pwrctrl, clr);
-       }
- }
-@@ -1161,7 +1130,6 @@ const struct eeprom_ops eep_4k_ops = {
-       .get_eeprom_ver         = ath9k_hw_4k_get_eeprom_ver,
-       .get_eeprom_rev         = ath9k_hw_4k_get_eeprom_rev,
-       .set_board_values       = ath9k_hw_4k_set_board_values,
--      .set_addac              = ath9k_hw_4k_set_addac,
-       .set_txpower            = ath9k_hw_4k_set_txpower,
-       .get_spur_channel       = ath9k_hw_4k_get_spur_channel
- };
---- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c
-+++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c
-@@ -851,10 +851,8 @@ static void ath9k_hw_ar9287_set_txpower(
-       if (test)
-               return;
--      if (AR_SREV_9280_20_OR_LATER(ah)) {
--              for (i = 0; i < Ar5416RateSize; i++)
--                      ratesArray[i] -= AR9287_PWR_TABLE_OFFSET_DB * 2;
--      }
-+      for (i = 0; i < Ar5416RateSize; i++)
-+              ratesArray[i] -= AR9287_PWR_TABLE_OFFSET_DB * 2;
-       ENABLE_REGWRITE_BUFFER(ah);
-@@ -944,11 +942,6 @@ static void ath9k_hw_ar9287_set_txpower(
-       REGWRITE_BUFFER_FLUSH(ah);
- }
--static void ath9k_hw_ar9287_set_addac(struct ath_hw *ah,
--                                    struct ath9k_channel *chan)
--{
--}
--
- static void ath9k_hw_ar9287_set_board_values(struct ath_hw *ah,
-                                            struct ath9k_channel *chan)
- {
-@@ -1100,7 +1093,6 @@ const struct eeprom_ops eep_ar9287_ops =
-       .get_eeprom_ver         = ath9k_hw_ar9287_get_eeprom_ver,
-       .get_eeprom_rev         = ath9k_hw_ar9287_get_eeprom_rev,
-       .set_board_values       = ath9k_hw_ar9287_set_board_values,
--      .set_addac              = ath9k_hw_ar9287_set_addac,
-       .set_txpower            = ath9k_hw_ar9287_set_txpower,
-       .get_spur_channel       = ath9k_hw_ar9287_get_spur_channel
- };
---- a/drivers/net/wireless/ath/ath9k/eeprom_def.c
-+++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c
-@@ -547,8 +547,7 @@ static void ath9k_hw_def_set_board_value
-                               break;
-               }
--              if (AR_SREV_5416_20_OR_LATER(ah) &&
--                  (ah->rxchainmask == 5 || ah->txchainmask == 5) && (i != 0))
-+              if ((ah->rxchainmask == 5 || ah->txchainmask == 5) && (i != 0))
-                       regChainOffset = (i == 1) ? 0x2000 : 0x1000;
-               else
-                       regChainOffset = i * 0x1000;
-@@ -565,9 +564,8 @@ static void ath9k_hw_def_set_board_value
-                         SM(pModal->iqCalQCh[i],
-                            AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
--              if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah))
--                      ath9k_hw_def_set_gain(ah, pModal, eep, txRxAttenLocal,
--                                            regChainOffset, i);
-+              ath9k_hw_def_set_gain(ah, pModal, eep, txRxAttenLocal,
-+                                    regChainOffset, i);
-       }
-       if (AR_SREV_9280_20_OR_LATER(ah)) {
-@@ -893,8 +891,7 @@ static void ath9k_hw_set_def_power_cal_t
-                     xpdGainValues[2]);
-       for (i = 0; i < AR5416_MAX_CHAINS; i++) {
--              if (AR_SREV_5416_20_OR_LATER(ah) &&
--                  (ah->rxchainmask == 5 || ah->txchainmask == 5) &&
-+              if ((ah->rxchainmask == 5 || ah->txchainmask == 5) &&
-                   (i != 0)) {
-                       regChainOffset = (i == 1) ? 0x2000 : 0x1000;
-               } else
-@@ -935,27 +932,24 @@ static void ath9k_hw_set_def_power_cal_t
-                       ENABLE_REGWRITE_BUFFER(ah);
--                      if ((i == 0) || AR_SREV_5416_20_OR_LATER(ah)) {
--                              if (OLC_FOR_AR9280_20_LATER) {
--                                      REG_WRITE(ah,
--                                              AR_PHY_TPCRG5 + regChainOffset,
--                                              SM(0x6,
--                                              AR_PHY_TPCRG5_PD_GAIN_OVERLAP) |
--                                              SM_PD_GAIN(1) | SM_PD_GAIN(2) |
--                                              SM_PD_GAIN(3) | SM_PD_GAIN(4));
--                              } else {
--                                      REG_WRITE(ah,
--                                              AR_PHY_TPCRG5 + regChainOffset,
--                                              SM(pdGainOverlap_t2,
--                                              AR_PHY_TPCRG5_PD_GAIN_OVERLAP)|
--                                              SM_PDGAIN_B(0, 1) |
--                                              SM_PDGAIN_B(1, 2) |
--                                              SM_PDGAIN_B(2, 3) |
--                                              SM_PDGAIN_B(3, 4));
--                              }
-+                      if (OLC_FOR_AR9280_20_LATER) {
-+                              REG_WRITE(ah,
-+                                      AR_PHY_TPCRG5 + regChainOffset,
-+                                      SM(0x6,
-+                                      AR_PHY_TPCRG5_PD_GAIN_OVERLAP) |
-+                                      SM_PD_GAIN(1) | SM_PD_GAIN(2) |
-+                                      SM_PD_GAIN(3) | SM_PD_GAIN(4));
-+                      } else {
-+                              REG_WRITE(ah,
-+                                      AR_PHY_TPCRG5 + regChainOffset,
-+                                      SM(pdGainOverlap_t2,
-+                                      AR_PHY_TPCRG5_PD_GAIN_OVERLAP)|
-+                                      SM_PDGAIN_B(0, 1) |
-+                                      SM_PDGAIN_B(1, 2) |
-+                                      SM_PDGAIN_B(2, 3) |
-+                                      SM_PDGAIN_B(3, 4));
-                       }
+       rtnl_lock();
  
--
-                       ath9k_adjust_pdadc_values(ah, pwr_table_offset,
-                                                 diff, pdadcValues);
---- a/drivers/net/wireless/ath/ath9k/init.c
-+++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -506,7 +506,6 @@ static void ath9k_init_misc(struct ath_s
-               sc->sc_flags |= SC_OP_RXAGGR;
-       }
--      ath9k_hw_set_diversity(sc->sc_ah, true);
-       sc->rx.defant = ath9k_hw_getdefantenna(sc->sc_ah);
-       memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN);
---- a/drivers/net/wireless/ath/ath9k/reg.h
-+++ b/drivers/net/wireless/ath/ath9k/reg.h
-@@ -800,10 +800,6 @@
- #define AR_SREV_5416(_ah) \
-       (((_ah)->hw_version.macVersion == AR_SREV_VERSION_5416_PCI) || \
-        ((_ah)->hw_version.macVersion == AR_SREV_VERSION_5416_PCIE))
--#define AR_SREV_5416_20_OR_LATER(_ah) \
--      (((AR_SREV_5416(_ah)) && \
--       ((_ah)->hw_version.macRev >= AR_SREV_REVISION_5416_20)) || \
--       ((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9100))
- #define AR_SREV_5416_22_OR_LATER(_ah) \
-       (((AR_SREV_5416(_ah)) && \
-        ((_ah)->hw_version.macRev >= AR_SREV_REVISION_5416_22)) || \
---- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-@@ -869,6 +869,7 @@ static bool ar9002_hw_init_cal(struct at
-       ar9002_hw_pa_cal(ah, true);
-       /* Do NF Calibration after DC offset and other calibrations */
-+      ath9k_hw_loadnf(ah, chan);
-       ath9k_hw_start_nfcal(ah, true);
-       if (ah->caldata)
---- a/net/mac80211/ieee80211_i.h
-+++ b/net/mac80211/ieee80211_i.h
-@@ -671,7 +671,6 @@ enum queue_stop_reason {
-       IEEE80211_QUEUE_STOP_REASON_AGGREGATION,
-       IEEE80211_QUEUE_STOP_REASON_SUSPEND,
-       IEEE80211_QUEUE_STOP_REASON_SKB_ADD,
--      IEEE80211_QUEUE_STOP_REASON_CHTYPE_CHANGE,
- };
- #ifdef CONFIG_MAC80211_LEDS
---- a/net/mac80211/mlme.c
-+++ b/net/mac80211/mlme.c
-@@ -1921,24 +1921,8 @@ static void ieee80211_rx_mgmt_beacon(str
+       result = ieee80211_init_rate_ctrl_alg(local,
+@@ -936,8 +938,6 @@ int ieee80211_register_hw(struct ieee802
  
-               rcu_read_unlock();
+       rtnl_unlock();
  
--              /*
--               * Whenever the AP announces the HT mode change that can be
--               * 40MHz intolerant or etc., it would be safer to stop tx
--               * queues before doing hw config to avoid buffer overflow.
--               */
--              ieee80211_stop_queues_by_reason(&sdata->local->hw,
--                              IEEE80211_QUEUE_STOP_REASON_CHTYPE_CHANGE);
+-      ieee80211_led_init(local);
 -
--              /* flush out all packets */
--              synchronize_net();
--
--              drv_flush(local, false);
--
-               changed |= ieee80211_enable_ht(sdata, elems.ht_info_elem,
-                                              bssid, ap_ht_cap_flags);
--
--              ieee80211_wake_queues_by_reason(&sdata->local->hw,
--                              IEEE80211_QUEUE_STOP_REASON_CHTYPE_CHANGE);
-       }
-       /* Note: country IE parsing is done for us by cfg80211 */
---- a/drivers/net/wireless/b43/main.c
-+++ b/drivers/net/wireless/b43/main.c
-@@ -1613,7 +1613,8 @@ static void handle_irq_beacon(struct b43
-       u32 cmd, beacon0_valid, beacon1_valid;
-       if (!b43_is_mode(wl, NL80211_IFTYPE_AP) &&
--          !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT))
-+          !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT) &&
-+          !b43_is_mode(wl, NL80211_IFTYPE_ADHOC))
-               return;
-       /* This is the bottom half of the asynchronous beacon update. */
+       local->network_latency_notifier.notifier_call =
+               ieee80211_max_network_latency;
+       result = pm_qos_add_notifier(PM_QOS_NETWORK_LATENCY,
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