--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-@@ -852,7 +852,8 @@ static int ar5008_hw_process_ini(struct
+@@ -852,7 +852,7 @@ static int ar5008_hw_process_ini(struct
REG_WRITE_ARRAY(&ah->iniBB_RfGain, freqIndex, regWrites);
- if (AR_SREV_9280_20(ah) && IS_CHAN_A_5MHZ_SPACED(chan)) {
-+ if (AR_SREV_9280_20(ah) &&
-+ (ah->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK)) {
++ if (IS_CHAN_A_FAST_CLOCK(ah, chan)) {
REG_WRITE_ARRAY(&ah->iniModesAdditional, modesIndex,
regWrites);
}
-@@ -895,7 +896,7 @@ static void ar5008_hw_set_rfmode(struct
+@@ -894,8 +894,7 @@ static void ar5008_hw_set_rfmode(struct
+ rfMode |= (IS_CHAN_5GHZ(chan)) ?
AR_PHY_MODE_RF5GHZ : AR_PHY_MODE_RF2GHZ;
- if ((AR_SREV_9280_20(ah) || AR_SREV_9300_20_OR_LATER(ah))
+- if ((AR_SREV_9280_20(ah) || AR_SREV_9300_20_OR_LATER(ah))
- && IS_CHAN_A_5MHZ_SPACED(chan))
-+ && (ah->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
++ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
REG_WRITE(ah, AR_PHY_MODE, rfMode);
+--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c
+@@ -455,16 +455,12 @@ static u32 ar9002_hw_compute_pll_control
+ pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL);
+
+ if (chan && IS_CHAN_5GHZ(chan)) {
+- pll |= SM(0x28, AR_RTC_9160_PLL_DIV);
+-
+-
+- if (AR_SREV_9280_20(ah)) {
+- if (((chan->channel % 20) == 0)
+- || ((chan->channel % 10) == 0))
+- pll = 0x2850;
+- else
+- pll = 0x142c;
+- }
++ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
++ pll = 0x142c;
++ else if (AR_SREV_9280_20(ah))
++ pll = 0x2850;
++ else
++ pll |= SM(0x28, AR_RTC_9160_PLL_DIV);
+ } else {
+ pll |= SM(0x2c, AR_RTC_9160_PLL_DIV);
+ }
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -755,7 +755,8 @@ static bool ar9003_hw_init_cal(struct at
/* Revert chainmasks to their original values before NF cal */
ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
+--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+@@ -659,6 +659,9 @@ static void ar9300_swap_eeprom(struct ar
+ word = swab16(eep->baseEepHeader.regDmn[1]);
+ eep->baseEepHeader.regDmn[1] = word;
+
++ dword = swab32(eep->baseEepHeader.swreg);
++ eep->baseEepHeader.swreg = dword;
++
+ dword = swab32(eep->modalHeader2G.antCtrlCommon);
+ eep->modalHeader2G.antCtrlCommon = dword;
+
+@@ -1200,7 +1203,7 @@ static u8 ar9003_hw_eeprom_get_tgt_pwr(s
+ u8 *pFreqBin;
+
+ if (is2GHz) {
+- numPiers = AR9300_NUM_5G_20_TARGET_POWERS;
++ numPiers = AR9300_NUM_2G_20_TARGET_POWERS;
+ pEepromTargetPwr = eep->calTargetPower2G;
+ pFreqBin = eep->calTarget_freqbin_2G;
+ } else {
+@@ -1236,7 +1239,7 @@ static u8 ar9003_hw_eeprom_get_ht20_tgt_
+ u8 *pFreqBin;
+
+ if (is2GHz) {
+- numPiers = AR9300_NUM_5G_20_TARGET_POWERS;
++ numPiers = AR9300_NUM_2G_20_TARGET_POWERS;
+ pEepromTargetPwr = eep->calTargetPower2GHT20;
+ pFreqBin = eep->calTarget_freqbin_2GHT20;
+ } else {
+@@ -1817,6 +1820,7 @@ static void ath9k_hw_ar9300_set_txpower(
+ u8 twiceMaxRegulatoryPower,
+ u8 powerLimit)
+ {
++ ah->txpower_limit = powerLimit;
+ ar9003_hw_set_target_power_eeprom(ah, chan->channel);
+ ar9003_hw_calibration_apply(ah, chan->channel);
+ }
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
@@ -265,7 +265,7 @@ struct cal_ctl_edge_pwr {
{0x00004040, 0x08213e5e},
{0x00004040, 0x0008003b},
{0x00004044, 0x00000000},
+--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+@@ -311,6 +311,9 @@ static void ar9003_hw_set11n_txdesc(stru
+ {
+ struct ar9003_txc *ads = (struct ar9003_txc *) ds;
+
++ if (txpower > ah->txpower_limit)
++ txpower = ah->txpower_limit;
++
+ txpower += ah->txpower_indexoffset;
+ if (txpower > 63)
+ txpower = 63;
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -375,16 +375,7 @@ static u32 ar9003_hw_compute_pll_control
* different modal values.
*/
- if (IS_CHAN_A_5MHZ_SPACED(chan))
-+ if (ah->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK)
++ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
REG_WRITE_ARRAY(&ah->iniModesAdditional,
modesIndex, regWrites);
? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM;
- if (IS_CHAN_A_5MHZ_SPACED(chan))
-+ if (ah->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK)
++ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
REG_WRITE(ah, AR_PHY_MODE, rfMode);
+@@ -1102,6 +1093,7 @@ static void ar9003_hw_loadnf(struct ath_
+ ath_print(common, ATH_DBG_ANY, "Timeout while waiting for nf "
+ "to load: AR_PHY_AGC_CONTROL=0x%x\n",
+ REG_READ(ah, AR_PHY_AGC_CONTROL));
++ return;
+ }
+
+ /*
+--- a/drivers/net/wireless/ath/ath9k/eeprom.h
++++ b/drivers/net/wireless/ath/ath9k/eeprom.h
+@@ -300,7 +300,8 @@ struct base_eep_header {
+ u32 binBuildNumber;
+ u8 deviceType;
+ u8 pwdclkind;
+- u8 futureBase_1[2];
++ u8 fastClk5g;
++ u8 divChain;
+ u8 rxGainType;
+ u8 dacHiPwrMode_5G;
+ u8 openLoopPwrCntl;
+--- a/drivers/net/wireless/ath/ath9k/eeprom_def.c
++++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c
+@@ -274,6 +274,8 @@ static u32 ath9k_hw_def_get_eeprom(struc
+ return pBase->txMask;
+ case EEP_RX_MASK:
+ return pBase->rxMask;
++ case EEP_FSTCLK_5G:
++ return pBase->fastClk5g;
+ case EEP_RXGAIN_TYPE:
+ return pBase->rxGainType;
+ case EEP_TXGAIN_TYPE:
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -29,6 +29,7 @@
/*
+ * Tx IQ Calibration (ah->config.tx_iq_calibration) is only
-+ * used by AR9003 but it is busted right now, it will take a
-+ * while to fix so this is currently disabled.
++ * used by AR9003, but it is showing reliability issues.
++ * It will take a while to fix so this is currently disabled.
+ */
+
+ /*
* We need this for PCI devices only (Cardbus, PCI, miniPCI)
* _and_ if on non-uniprocessor systems (Multiprocessor/HT).
* This means we use it for all AR5416 devices, and the few
-@@ -2198,7 +2209,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw
+@@ -1233,8 +1244,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+ (chan->channel != ah->curchan->channel) &&
+ ((chan->channelFlags & CHANNEL_ALL) ==
+ (ah->curchan->channelFlags & CHANNEL_ALL)) &&
+- !(AR_SREV_9280(ah) || IS_CHAN_A_5MHZ_SPACED(chan) ||
+- IS_CHAN_A_5MHZ_SPACED(ah->curchan))) {
++ !AR_SREV_9280(ah)) {
+
+ if (ath9k_hw_channel_change(ah, chan)) {
+ ath9k_hw_loadnf(ah, ah->curchan);
+@@ -2198,7 +2208,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw
}
if (AR_SREV_9300_20_OR_LATER(ah)) {
pCap->rx_hp_qdepth = ATH9K_HW_RX_HP_QDEPTH;
pCap->rx_lp_qdepth = ATH9K_HW_RX_LP_QDEPTH;
pCap->rx_status_len = sizeof(struct ar9003_rxs);
+@@ -2206,6 +2217,11 @@ int ath9k_hw_fill_cap_info(struct ath_hw
+ pCap->txs_len = sizeof(struct ar9003_txs);
+ } else {
+ pCap->tx_desc_len = sizeof(struct ath_desc);
++ if (AR_SREV_9280_20(ah) &&
++ ((ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) <=
++ AR5416_EEP_MINOR_VER_16) ||
++ ah->eep_ops->get_eeprom(ah, EEP_FSTCLK_5G)))
++ pCap->hw_caps |= ATH9K_HW_CAP_FASTCLOCK;
+ }
+
+ if (AR_SREV_9300_20_OR_LATER(ah))
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -198,6 +198,7 @@ enum ath9k_hw_caps {
int spurmode;
u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
u8 max_txtrig_level;
+@@ -367,10 +369,9 @@ struct ath9k_channel {
+ #define IS_CHAN_2GHZ(_c) (((_c)->channelFlags & CHANNEL_2GHZ) != 0)
+ #define IS_CHAN_HALF_RATE(_c) (((_c)->channelFlags & CHANNEL_HALF) != 0)
+ #define IS_CHAN_QUARTER_RATE(_c) (((_c)->channelFlags & CHANNEL_QUARTER) != 0)
+-#define IS_CHAN_A_5MHZ_SPACED(_c) \
++#define IS_CHAN_A_FAST_CLOCK(_ah, _c) \
+ ((((_c)->channelFlags & CHANNEL_5GHZ) != 0) && \
+- (((_c)->channel % 20) != 0) && \
+- (((_c)->channel % 10) != 0))
++ ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
+
+ /* These macros check chanmode and not channelFlags */
+ #define IS_CHAN_B(_c) ((_c)->chanmode == CHANNEL_B)
+@@ -718,6 +719,7 @@ struct ath_hw {
+ u32 *addac5416_21;
+ u32 *bank6Temp;
+
++ u8 txpower_limit;
+ int16_t txpower_indexoffset;
+ int coverage_class;
+ u32 beacon_interval;
+--- a/drivers/net/wireless/ath/ath9k/mac.c
++++ b/drivers/net/wireless/ath/ath9k/mac.c
+@@ -878,10 +878,12 @@ enum ath9k_int ath9k_hw_set_interrupts(s
+ if (ints & ATH9K_INT_TX) {
+ if (ah->config.tx_intr_mitigation)
+ mask |= AR_IMR_TXMINTR | AR_IMR_TXINTM;
+- if (ah->txok_interrupt_mask)
+- mask |= AR_IMR_TXOK;
+- if (ah->txdesc_interrupt_mask)
+- mask |= AR_IMR_TXDESC;
++ else {
++ if (ah->txok_interrupt_mask)
++ mask |= AR_IMR_TXOK;
++ if (ah->txdesc_interrupt_mask)
++ mask |= AR_IMR_TXDESC;
++ }
+ if (ah->txerr_interrupt_mask)
+ mask |= AR_IMR_TXERR;
+ if (ah->txeol_interrupt_mask)
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -2291,6 +2291,8 @@ void ath_tx_edma_tasklet(struct ath_soft
+ ath_tx_complete_buf(sc, bf, txq, &bf_head,
+ &txs, txok, 0);
+
++ ath_wake_mac80211_queue(sc, txq);
++
+ spin_lock_bh(&txq->axq_lock);
+ if (!list_empty(&txq->txq_fifo_pending)) {
+ INIT_LIST_HEAD(&bf_head);
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