ath9k: Cleanup data structures related to HW capabilities

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

9 files changed, 330 insertions, 320 deletions

diff --git a/drivers/net/wireless/ath9k/ath9k.h b/drivers/net/wireless/ath9k/ath9k.h
index dc1da64d2d7..71027dcdcaf 100644
--- a/drivers/net/wireless/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath9k/ath9k.h
@@ -147,94 +147,95 @@ struct ath_desc {
 
 #define ATH9K_RXDESC_INTREQ             0x0020
 
-enum hal_capability_type {
-        HAL_CAP_CIPHER = 0,
-        HAL_CAP_TKIP_MIC,
-        HAL_CAP_TKIP_SPLIT,
-        HAL_CAP_PHYCOUNTERS,
-        HAL_CAP_DIVERSITY,
-        HAL_CAP_PSPOLL,
-        HAL_CAP_TXPOW,
-        HAL_CAP_PHYDIAG,
-        HAL_CAP_MCAST_KEYSRCH,
-        HAL_CAP_TSF_ADJUST,
-        HAL_CAP_WME_TKIPMIC,
-        HAL_CAP_RFSILENT,
-        HAL_CAP_ANT_CFG_2GHZ,
-        HAL_CAP_ANT_CFG_5GHZ
+enum ath9k_hw_caps {
+        ATH9K_HW_CAP_CHAN_SPREAD                = BIT(0),
+        ATH9K_HW_CAP_MIC_AESCCM                 = BIT(1),
+        ATH9K_HW_CAP_MIC_CKIP                   = BIT(2),
+        ATH9K_HW_CAP_MIC_TKIP                   = BIT(3),
+        ATH9K_HW_CAP_CIPHER_AESCCM              = BIT(4),
+        ATH9K_HW_CAP_CIPHER_CKIP                = BIT(5),
+        ATH9K_HW_CAP_CIPHER_TKIP                = BIT(6),
+        ATH9K_HW_CAP_VEOL                       = BIT(7),
+        ATH9K_HW_CAP_BSSIDMASK                  = BIT(8),
+        ATH9K_HW_CAP_MCAST_KEYSEARCH            = BIT(9),
+        ATH9K_HW_CAP_CHAN_HALFRATE              = BIT(10),
+        ATH9K_HW_CAP_CHAN_QUARTERRATE           = BIT(11),
+        ATH9K_HW_CAP_HT                         = BIT(12),
+        ATH9K_HW_CAP_GTT                        = BIT(13),
+        ATH9K_HW_CAP_FASTCC                     = BIT(14),
+        ATH9K_HW_CAP_RFSILENT                   = BIT(15),
+        ATH9K_HW_CAP_WOW                        = BIT(16),
+        ATH9K_HW_CAP_CST                        = BIT(17),
+        ATH9K_HW_CAP_ENHANCEDPM                 = BIT(18),
+        ATH9K_HW_CAP_AUTOSLEEP                  = BIT(19),
+        ATH9K_HW_CAP_4KB_SPLITTRANS             = BIT(20),
+        ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT     = BIT(21),
 };
 
-struct hal_capabilities {
-        u32 halChanSpreadSupport:1,
-                halChapTuningSupport:1,
-                halMicAesCcmSupport:1,
-                halMicCkipSupport:1,
-                halMicTkipSupport:1,
-                halCipherAesCcmSupport:1,
-                halCipherCkipSupport:1,
-                halCipherTkipSupport:1,
-                halVEOLSupport:1,
-                halBssIdMaskSupport:1,
-                halMcastKeySrchSupport:1,
-                halTsfAddSupport:1,
-                halChanHalfRate:1,
-                halChanQuarterRate:1,
-                halHTSupport:1,
-                halGTTSupport:1,
-                halFastCCSupport:1,
-                halRfSilentSupport:1,
-                halWowSupport:1,
-                halCSTSupport:1,
-                halEnhancedPmSupport:1,
-                halAutoSleepSupport:1,
-                hal4kbSplitTransSupport:1,
-                halWowMatchPatternExact:1;
-        u32 halWirelessModes;
-        u16 halTotalQueues;
-        u16 halKeyCacheSize;
-        u16 halLow5GhzChan, halHigh5GhzChan;
-        u16 halLow2GhzChan, halHigh2GhzChan;
-        u16 halNumMRRetries;
-        u16 halRtsAggrLimit;
-        u8 halTxChainMask;
-        u8 halRxChainMask;
-        u16 halTxTrigLevelMax;
-        u16 halRegCap;
-        u8 halNumGpioPins;
-        u8 halNumAntCfg2GHz;
-        u8 halNumAntCfg5GHz;
+enum ath9k_capability_type {
+        ATH9K_CAP_CIPHER = 0,
+        ATH9K_CAP_TKIP_MIC,
+        ATH9K_CAP_TKIP_SPLIT,
+        ATH9K_CAP_PHYCOUNTERS,
+        ATH9K_CAP_DIVERSITY,
+        ATH9K_CAP_TXPOW,
+        ATH9K_CAP_PHYDIAG,
+        ATH9K_CAP_MCAST_KEYSRCH,
+        ATH9K_CAP_TSF_ADJUST,
+        ATH9K_CAP_WME_TKIPMIC,
+        ATH9K_CAP_RFSILENT,
+        ATH9K_CAP_ANT_CFG_2GHZ,
+        ATH9K_CAP_ANT_CFG_5GHZ
 };
 
-struct hal_ops_config {
-        int ath_hal_dma_beacon_response_time;
-        int ath_hal_sw_beacon_response_time;
-        int ath_hal_additional_swba_backoff;
-        int ath_hal_6mb_ack;
-        int ath_hal_cwmIgnoreExtCCA;
-        u8 ath_hal_pciePowerSaveEnable;
-        u8 ath_hal_pcieL1SKPEnable;
-        u8 ath_hal_pcieClockReq;
-        u32 ath_hal_pcieWaen;
-        int ath_hal_pciePowerReset;
-        u8 ath_hal_pcieRestore;
-        u8 ath_hal_analogShiftReg;
-        u8 ath_hal_htEnable;
-        u32 ath_hal_ofdmTrigLow;
-        u32 ath_hal_ofdmTrigHigh;
-        u32 ath_hal_cckTrigHigh;
-        u32 ath_hal_cckTrigLow;
-        u32 ath_hal_enableANI;
-        u8 ath_hal_noiseImmunityLvl;
-        u32 ath_hal_ofdmWeakSigDet;
-        u32 ath_hal_cckWeakSigThr;
-        u8 ath_hal_spurImmunityLvl;
-        u8 ath_hal_firStepLvl;
-        int8_t ath_hal_rssiThrHigh;
-        int8_t ath_hal_rssiThrLow;
-        u16 ath_hal_diversityControl;
-        u16 ath_hal_antennaSwitchSwap;
-        int ath_hal_serializeRegMode;
-        int ath_hal_intrMitigation;
+struct ath9k_hw_capabilities {
+        u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
+        u32 wireless_modes;
+        u16 total_queues;
+        u16 keycache_size;
+        u16 low_5ghz_chan, high_5ghz_chan;
+        u16 low_2ghz_chan, high_2ghz_chan;
+        u16 num_mr_retries;
+        u16 rts_aggr_limit;
+        u8 tx_chainmask;
+        u8 rx_chainmask;
+        u16 tx_triglevel_max;
+        u16 reg_cap;
+        u8 num_gpio_pins;
+        u8 num_antcfg_2ghz;
+        u8 num_antcfg_5ghz;
+};
+
+struct ath9k_ops_config {
+        int dma_beacon_response_time;
+        int sw_beacon_response_time;
+        int additional_swba_backoff;
+        int ack_6mb;
+        int cwm_ignore_extcca;
+        u8 pcie_powersave_enable;
+        u8 pcie_l1skp_enable;
+        u8 pcie_clock_req;
+        u32 pcie_waen;
+        int pcie_power_reset;
+        u8 pcie_restore;
+        u8 analog_shiftreg;
+        u8 ht_enable;
+        u32 ofdm_trig_low;
+        u32 ofdm_trig_high;
+        u32 cck_trig_high;
+        u32 cck_trig_low;
+        u32 enable_ani;
+        u8 noise_immunity_level;
+        u32 ofdm_weaksignal_det;
+        u32 cck_weaksignal_thr;
+        u8 spur_immunity_level;
+        u8 firstep_level;
+        int8_t rssi_thr_high;
+        int8_t rssi_thr_low;
+        u16 diversity_control;
+        u16 antenna_switch_swap;
+        int serialize_regmode;
+        int intr_mitigation;
 #define SPUR_DISABLE            0
 #define SPUR_ENABLE_IOCTL       1
 #define SPUR_ENABLE_EEPROM      2
@@ -246,8 +247,8 @@ struct hal_ops_config {
 #define AR_BASE_FREQ_5GHZ       4900
 #define AR_SPUR_FEEQ_BOUND_HT40 19
 #define AR_SPUR_FEEQ_BOUND_HT20 10
-        int ath_hal_spurMode;
-        u16 ath_hal_spurChans[AR_EEPROM_MODAL_SPURS][2];
+        int spurmode;
+        u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
 };
 
 enum ath9k_tx_queue {
@@ -815,8 +816,8 @@ struct ath_hal {
         u8 ah_decompMask[ATH9K_DECOMP_MASK_SIZE];
         u32 ah_flags;
         enum ath9k_opmode ah_opmode;
-        struct hal_ops_config ah_config;
-        struct hal_capabilities ah_caps;
+        struct ath9k_ops_config ah_config;
+        struct ath9k_hw_capabilities ah_caps;
         int16_t ah_powerLimit;
         u16 ah_maxPowerLevel;
         u32 ah_tpScale;
@@ -878,7 +879,7 @@ struct chan_centers {
 };
 
 int ath_hal_getcapability(struct ath_hal *ah,
-                          enum hal_capability_type type,
+                          enum ath9k_capability_type type,
                           u32 capability,
                           u32 *result);
 const struct ath9k_rate_table *ath9k_hw_getratetable(struct ath_hal *ah,
@@ -947,11 +948,11 @@ void ath9k_hw_set11nmac2040(struct ath_hal *ah, enum ath9k_ht_macmode mode);
 bool ath9k_hw_phycounters(struct ath_hal *ah);
 bool ath9k_hw_keyreset(struct ath_hal *ah, u16 entry);
 bool ath9k_hw_getcapability(struct ath_hal *ah,
-                            enum hal_capability_type type,
+                            enum ath9k_capability_type type,
                             u32 capability,
                             u32 *result);
 bool ath9k_hw_setcapability(struct ath_hal *ah,
-                            enum hal_capability_type type,
+                            enum ath9k_capability_type type,
                             u32 capability,
                             u32 setting,
                             int *status);
diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c
index 00993f828c5..ba3dd253e96 100644
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -85,7 +85,8 @@ static void ath_beacon_setup(struct ath_softc *sc,
 
         flags = ATH9K_TXDESC_NOACK;
 
-        if (sc->sc_opmode == ATH9K_M_IBSS && ah->ah_caps.halVEOLSupport) {
+        if (sc->sc_opmode == ATH9K_M_IBSS &&
+            (ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL)) {
                 ds->ds_link = bf->bf_daddr; /* self-linked */
                 flags |= ATH9K_TXDESC_VEOL;
                 /* Let hardware handle antenna switching. */
@@ -375,7 +376,7 @@ int ath_beacon_alloc(struct ath_softc *sc, int if_id)
                 list_del(&avp->av_bcbuf->list);
 
                 if (sc->sc_opmode == ATH9K_M_HOSTAP ||
-                        !sc->sc_ah->ah_caps.halVEOLSupport) {
+                    !(sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL)) {
                         int slot;
                         /*
                          * Assign the vap to a beacon xmit slot. As
@@ -939,7 +940,7 @@ void ath_beacon_config(struct ath_softc *sc, int if_id)
                          * deal with things.
                          */
                         intval |= ATH9K_BEACON_ENA;
-                        if (!ah->ah_caps.halVEOLSupport)
+                        if (!(ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL))
                                 sc->sc_imask |= ATH9K_INT_SWBA;
                         ath_beaconq_config(sc);
                 } else if (sc->sc_opmode == ATH9K_M_HOSTAP) {
@@ -958,7 +959,8 @@ void ath_beacon_config(struct ath_softc *sc, int if_id)
                  * When using a self-linked beacon descriptor in
                  * ibss mode load it once here.
                  */
-                if (sc->sc_opmode == ATH9K_M_IBSS && ah->ah_caps.halVEOLSupport)
+                if (sc->sc_opmode == ATH9K_M_IBSS &&
+                    (ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL))
                         ath_beacon_start_adhoc(sc, 0);
         }
 #undef TSF_TO_TU
diff --git a/drivers/net/wireless/ath9k/core.c b/drivers/net/wireless/ath9k/core.c
index e8b3f1fabb3..f7bf0783f3b 100644
--- a/drivers/net/wireless/ath9k/core.c
+++ b/drivers/net/wireless/ath9k/core.c
@@ -536,7 +536,7 @@ int ath_chainmask_sel_logic(struct ath_softc *sc, struct ath_node *an)
          * sc_chainmask_auto_sel is used for internal global auto-switching
          * enabled/disabled setting
          */
-        if (sc->sc_ah->ah_caps.halTxChainMask != ATH_CHAINMASK_SEL_3X3) {
+        if (sc->sc_ah->ah_caps.tx_chainmask != ATH_CHAINMASK_SEL_3X3) {
                 cm->cur_tx_mask = sc->sc_tx_chainmask;
                 return cm->cur_tx_mask;
         }
@@ -580,8 +580,8 @@ void ath_update_chainmask(struct ath_softc *sc, int is_ht)
 {
         sc->sc_update_chainmask = 1;
         if (is_ht) {
-                sc->sc_tx_chainmask = sc->sc_ah->ah_caps.halTxChainMask;
-                sc->sc_rx_chainmask = sc->sc_ah->ah_caps.halRxChainMask;
+                sc->sc_tx_chainmask = sc->sc_ah->ah_caps.tx_chainmask;
+                sc->sc_rx_chainmask = sc->sc_ah->ah_caps.rx_chainmask;
         } else {
                 sc->sc_tx_chainmask = 1;
                 sc->sc_rx_chainmask = 1;
@@ -780,8 +780,8 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
         ath_stop(sc);
 
         /* Initialize chanmask selection */
-        sc->sc_tx_chainmask = ah->ah_caps.halTxChainMask;
-        sc->sc_rx_chainmask = ah->ah_caps.halRxChainMask;
+        sc->sc_tx_chainmask = ah->ah_caps.tx_chainmask;
+        sc->sc_rx_chainmask = ah->ah_caps.rx_chainmask;
 
         /* Reset SERDES registers */
         ath9k_hw_configpcipowersave(ah, 0);
@@ -832,10 +832,10 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
                 | ATH9K_INT_RXEOL | ATH9K_INT_RXORN
                 | ATH9K_INT_FATAL | ATH9K_INT_GLOBAL;
 
-        if (ah->ah_caps.halGTTSupport)
+        if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_GTT)
                 sc->sc_imask |= ATH9K_INT_GTT;
 
-        if (ah->ah_caps.halHTSupport)
+        if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
                 sc->sc_imask |= ATH9K_INT_CST;
 
         /*
@@ -851,8 +851,9 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
          * that does, if not overridden by configuration,
          * enable the TIM interrupt when operating as station.
          */
-        if (ah->ah_caps.halEnhancedPmSupport && sc->sc_opmode == ATH9K_M_STA &&
-                !sc->sc_config.swBeaconProcess)
+        if ((ah->ah_caps.hw_caps & ATH9K_HW_CAP_ENHANCEDPM) &&
+            (sc->sc_opmode == ATH9K_M_STA) &&
+            !sc->sc_config.swBeaconProcess)
                 sc->sc_imask |= ATH9K_INT_TIM;
         /*
          *  Don't enable interrupts here as we've not yet built our
@@ -1061,7 +1062,8 @@ irqreturn_t ath_isr(int irq, void *dev)
                                 ath9k_hw_set_interrupts(ah, sc->sc_imask);
                         }
                         if (status & ATH9K_INT_TIM_TIMER) {
-                                if (!ah->ah_caps.halAutoSleepSupport) {
+                                if (!(ah->ah_caps.hw_caps &
+                                      ATH9K_HW_CAP_AUTOSLEEP)) {
                                         /* Clear RxAbort bit so that we can
                                          * receive frames */
                                         ath9k_hw_setrxabort(ah, 0);
@@ -1166,10 +1168,10 @@ int ath_init(u16 devid, struct ath_softc *sc)
         sc->sc_ah = ah;
 
         /* Get the chipset-specific aggr limit. */
-        sc->sc_rtsaggrlimit = ah->ah_caps.halRtsAggrLimit;
+        sc->sc_rtsaggrlimit = ah->ah_caps.rts_aggr_limit;
 
         /* Get the hardware key cache size. */
-        sc->sc_keymax = ah->ah_caps.halKeyCacheSize;
+        sc->sc_keymax = ah->ah_caps.keycache_size;
         if (sc->sc_keymax > ATH_KEYMAX) {
                 DPRINTF(sc, ATH_DBG_KEYCACHE,
                         "%s: Warning, using only %u entries in %u key cache\n",
@@ -1284,7 +1286,7 @@ int ath_init(u16 devid, struct ath_softc *sc)
                 goto bad2;
         }
 
-        if (ath9k_hw_getcapability(ah, HAL_CAP_CIPHER,
+        if (ath9k_hw_getcapability(ah, ATH9K_CAP_CIPHER,
                                    ATH9K_CIPHER_TKIP, NULL)) {
                 /*
                  * Whether we should enable h/w TKIP MIC.
@@ -1292,7 +1294,8 @@ int ath_init(u16 devid, struct ath_softc *sc)
                  * report WMM capable, so it's always safe to turn on
                  * TKIP MIC in this case.
                  */
-                ath9k_hw_setcapability(sc->sc_ah, HAL_CAP_TKIP_MIC, 0, 1, NULL);
+                ath9k_hw_setcapability(sc->sc_ah, ATH9K_CAP_TKIP_MIC,
+                                       0, 1, NULL);
         }
 
         /*
@@ -1301,30 +1304,30 @@ int ath_init(u16 devid, struct ath_softc *sc)
          * With split mic keys the number of stations is limited
          * to 27 otherwise 59.
          */
-        if (ath9k_hw_getcapability(ah, HAL_CAP_CIPHER,
+        if (ath9k_hw_getcapability(ah, ATH9K_CAP_CIPHER,
                                    ATH9K_CIPHER_TKIP, NULL)
-            && ath9k_hw_getcapability(ah, HAL_CAP_CIPHER,
+            && ath9k_hw_getcapability(ah, ATH9K_CAP_CIPHER,
                                       ATH9K_CIPHER_MIC, NULL)
-            && ath9k_hw_getcapability(ah, HAL_CAP_TKIP_SPLIT,
+            && ath9k_hw_getcapability(ah, ATH9K_CAP_TKIP_SPLIT,
                                       0, NULL))
                 sc->sc_splitmic = 1;
 
         /* turn on mcast key search if possible */
-        if (!ath9k_hw_getcapability(ah, HAL_CAP_MCAST_KEYSRCH, 0, NULL))
-                (void)ath9k_hw_setcapability(ah, HAL_CAP_MCAST_KEYSRCH, 1,
+        if (!ath9k_hw_getcapability(ah, ATH9K_CAP_MCAST_KEYSRCH, 0, NULL))
+                (void)ath9k_hw_setcapability(ah, ATH9K_CAP_MCAST_KEYSRCH, 1,
                                              1, NULL);
 
         sc->sc_config.txpowlimit = ATH_TXPOWER_MAX;
         sc->sc_config.txpowlimit_override = 0;
 
         /* 11n Capabilities */
-        if (ah->ah_caps.halHTSupport) {
+        if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT) {
                 sc->sc_txaggr = 1;
                 sc->sc_rxaggr = 1;
         }
 
-        sc->sc_tx_chainmask = ah->ah_caps.halTxChainMask;
-        sc->sc_rx_chainmask = ah->ah_caps.halRxChainMask;
+        sc->sc_tx_chainmask = ah->ah_caps.tx_chainmask;
+        sc->sc_rx_chainmask = ah->ah_caps.rx_chainmask;
 
         /* Configuration for rx chain detection */
         sc->sc_rxchaindetect_ref = 0;
@@ -1333,11 +1336,11 @@ int ath_init(u16 devid, struct ath_softc *sc)
         sc->sc_rxchaindetect_delta5GHz = 30;
         sc->sc_rxchaindetect_delta2GHz = 30;
 
-        ath9k_hw_setcapability(ah, HAL_CAP_DIVERSITY, 1, true, NULL);
+        ath9k_hw_setcapability(ah, ATH9K_CAP_DIVERSITY, 1, true, NULL);
         sc->sc_defant = ath9k_hw_getdefantenna(ah);
 
         ath9k_hw_getmac(ah, sc->sc_myaddr);
-        if (ah->ah_caps.halBssIdMaskSupport) {
+        if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_BSSIDMASK) {
                 ath9k_hw_getbssidmask(ah, sc->sc_bssidmask);
                 ATH_SET_VAP_BSSID_MASK(sc->sc_bssidmask);
                 ath9k_hw_setbssidmask(ah, sc->sc_bssidmask);
@@ -1555,7 +1558,7 @@ void ath_update_txpow(struct ath_softc *sc)
         if (sc->sc_curtxpow != sc->sc_config.txpowlimit) {
                 ath9k_hw_set_txpowerlimit(ah, sc->sc_config.txpowlimit);
                 /* read back in case value is clamped */
-                ath9k_hw_getcapability(ah, HAL_CAP_TXPOW, 1, &txpow);
+                ath9k_hw_getcapability(ah, ATH9K_CAP_TXPOW, 1, &txpow);
                 sc->sc_curtxpow = txpow;
         }
 }
@@ -1757,7 +1760,7 @@ int ath_descdma_setup(struct ath_softc *sc,
          * descriptors that cross the 4K page boundary. Assume
          * one skipped descriptor per 4K page.
          */
-        if (!(sc->sc_ah->ah_caps.hal4kbSplitTransSupport)) {
+        if (!(sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_4KB_SPLITTRANS)) {
                 u32 ndesc_skipped =
                         ATH_DESC_4KB_BOUND_NUM_SKIPPED(dd->dd_desc_len);
                 u32 dma_len;
@@ -1798,7 +1801,8 @@ int ath_descdma_setup(struct ath_softc *sc,
                 bf->bf_desc = ds;
                 bf->bf_daddr = DS2PHYS(dd, ds);
 
-                if (!(sc->sc_ah->ah_caps.hal4kbSplitTransSupport)) {
+                if (!(sc->sc_ah->ah_caps.hw_caps &
+                      ATH9K_HW_CAP_4KB_SPLITTRANS)) {
                         /*
                          * Skip descriptor addresses which can cause 4KB
                          * boundary crossing (addr + length) with a 32 dword
diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index 63d0ead1c41..0dd11ee3b31 100644
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -335,40 +335,40 @@ static void ath9k_hw_set_defaults(struct ath_hal *ah)
 {
         int i;
 
-        ah->ah_config.ath_hal_dma_beacon_response_time = 2;
-        ah->ah_config.ath_hal_sw_beacon_response_time = 10;
-        ah->ah_config.ath_hal_additional_swba_backoff = 0;
-        ah->ah_config.ath_hal_6mb_ack = 0x0;
-        ah->ah_config.ath_hal_cwmIgnoreExtCCA = 0;
-        ah->ah_config.ath_hal_pciePowerSaveEnable = 0;
-        ah->ah_config.ath_hal_pcieL1SKPEnable = 0;
-        ah->ah_config.ath_hal_pcieClockReq = 0;
-        ah->ah_config.ath_hal_pciePowerReset = 0x100;
-        ah->ah_config.ath_hal_pcieRestore = 0;
-        ah->ah_config.ath_hal_pcieWaen = 0;
-        ah->ah_config.ath_hal_analogShiftReg = 1;
-        ah->ah_config.ath_hal_htEnable = 1;
-        ah->ah_config.ath_hal_ofdmTrigLow = 200;
-        ah->ah_config.ath_hal_ofdmTrigHigh = 500;
-        ah->ah_config.ath_hal_cckTrigHigh = 200;
-        ah->ah_config.ath_hal_cckTrigLow = 100;
-        ah->ah_config.ath_hal_enableANI = 0;
-        ah->ah_config.ath_hal_noiseImmunityLvl = 4;
-        ah->ah_config.ath_hal_ofdmWeakSigDet = 1;
-        ah->ah_config.ath_hal_cckWeakSigThr = 0;
-        ah->ah_config.ath_hal_spurImmunityLvl = 2;
-        ah->ah_config.ath_hal_firStepLvl = 0;
-        ah->ah_config.ath_hal_rssiThrHigh = 40;
-        ah->ah_config.ath_hal_rssiThrLow = 7;
-        ah->ah_config.ath_hal_diversityControl = 0;
-        ah->ah_config.ath_hal_antennaSwitchSwap = 0;
+        ah->ah_config.dma_beacon_response_time = 2;
+        ah->ah_config.sw_beacon_response_time = 10;
+        ah->ah_config.additional_swba_backoff = 0;
+        ah->ah_config.ack_6mb = 0x0;
+        ah->ah_config.cwm_ignore_extcca = 0;
+        ah->ah_config.pcie_powersave_enable = 0;
+        ah->ah_config.pcie_l1skp_enable = 0;
+        ah->ah_config.pcie_clock_req = 0;
+        ah->ah_config.pcie_power_reset = 0x100;
+        ah->ah_config.pcie_restore = 0;
+        ah->ah_config.pcie_waen = 0;
+        ah->ah_config.analog_shiftreg = 1;
+        ah->ah_config.ht_enable = 1;
+        ah->ah_config.ofdm_trig_low = 200;
+        ah->ah_config.ofdm_trig_high = 500;
+        ah->ah_config.cck_trig_high = 200;
+        ah->ah_config.cck_trig_low = 100;
+        ah->ah_config.enable_ani = 0;
+        ah->ah_config.noise_immunity_level = 4;
+        ah->ah_config.ofdm_weaksignal_det = 1;
+        ah->ah_config.cck_weaksignal_thr = 0;
+        ah->ah_config.spur_immunity_level = 2;
+        ah->ah_config.firstep_level = 0;
+        ah->ah_config.rssi_thr_high = 40;
+        ah->ah_config.rssi_thr_low = 7;
+        ah->ah_config.diversity_control = 0;
+        ah->ah_config.antenna_switch_swap = 0;
 
         for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
-                ah->ah_config.ath_hal_spurChans[i][0] = AR_NO_SPUR;
-                ah->ah_config.ath_hal_spurChans[i][1] = AR_NO_SPUR;
+                ah->ah_config.spurchans[i][0] = AR_NO_SPUR;
+                ah->ah_config.spurchans[i][1] = AR_NO_SPUR;
         }
 
-        ah->ah_config.ath_hal_intrMitigation = 0;
+        ah->ah_config.intr_mitigation = 0;
 }
 
 static inline void ath9k_hw_override_ini(struct ath_hal *ah,
@@ -458,7 +458,7 @@ static void ath9k_hw_analog_shift_rmw(struct ath_hal *ah,
 
         REG_WRITE(ah, reg, regVal);
 
-        if (ah->ah_config.ath_hal_analogShiftReg)
+        if (ah->ah_config.analog_shiftreg)
                 udelay(100);
 
         return;
@@ -1001,7 +1001,7 @@ void ath9k_hw_setrxfilter(struct ath_hal *ah, u32 bits)
 }
 
 bool ath9k_hw_setcapability(struct ath_hal *ah,
-                            enum hal_capability_type type,
+                            enum ath9k_capability_type type,
                             u32 capability,
                             u32 setting,
                             int *status)
@@ -1010,7 +1010,7 @@ bool ath9k_hw_setcapability(struct ath_hal *ah,
         u32 v;
 
         switch (type) {
-        case HAL_CAP_TKIP_MIC:
+        case ATH9K_CAP_TKIP_MIC:
                 if (setting)
                         ahp->ah_staId1Defaults |=
                                 AR_STA_ID1_CRPT_MIC_ENABLE;
@@ -1018,7 +1018,7 @@ bool ath9k_hw_setcapability(struct ath_hal *ah,
                         ahp->ah_staId1Defaults &=
                                 ~AR_STA_ID1_CRPT_MIC_ENABLE;
                 return true;
-        case HAL_CAP_DIVERSITY:
+        case ATH9K_CAP_DIVERSITY:
                 v = REG_READ(ah, AR_PHY_CCK_DETECT);
                 if (setting)
                         v |= AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV;
@@ -1026,13 +1026,13 @@ bool ath9k_hw_setcapability(struct ath_hal *ah,
                         v &= ~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV;
                 REG_WRITE(ah, AR_PHY_CCK_DETECT, v);
                 return true;
-        case HAL_CAP_MCAST_KEYSRCH:
+        case ATH9K_CAP_MCAST_KEYSRCH:
                 if (setting)
                         ahp->ah_staId1Defaults |= AR_STA_ID1_MCAST_KSRCH;
                 else
                         ahp->ah_staId1Defaults &= ~AR_STA_ID1_MCAST_KSRCH;
                 return true;
-        case HAL_CAP_TSF_ADJUST:
+        case ATH9K_CAP_TSF_ADJUST:
                 if (setting)
                         ahp->ah_miscMode |= AR_PCU_TX_ADD_TSF;
                 else
@@ -1161,7 +1161,7 @@ void ath9k_hw_set11nmac2040(struct ath_hal *ah, enum ath9k_ht_macmode mode)
         u32 macmode;
 
         if (mode == ATH9K_HT_MACMODE_2040 &&
-            !ah->ah_config.ath_hal_cwmIgnoreExtCCA)
+            !ah->ah_config.cwm_ignore_extcca)
                 macmode = AR_2040_JOINED_RX_CLEAR;
         else
                 macmode = 0;
@@ -1214,9 +1214,9 @@ static struct ath_hal_5416 *ath9k_hw_newstate(u16 devid,
         ah->ah_tpScale = ATH9K_TP_SCALE_MAX;
 
         ahp->ah_atimWindow = 0;
-        ahp->ah_diversityControl = ah->ah_config.ath_hal_diversityControl;
+        ahp->ah_diversityControl = ah->ah_config.diversity_control;
         ahp->ah_antennaSwitchSwap =
-                ah->ah_config.ath_hal_antennaSwitchSwap;
+                ah->ah_config.antenna_switch_swap;
 
         ahp->ah_staId1Defaults = AR_STA_ID1_CRPT_MIC_ENABLE;
         ahp->ah_beaconInterval = 100;
@@ -1371,13 +1371,13 @@ static u16 ath9k_hw_eeprom_get_spur_chan(struct ath_hal *ah,
 
         DPRINTF(ah->ah_sc, ATH_DBG_ANI,
                  "Getting spur idx %d is2Ghz. %d val %x\n",
-                 i, is2GHz, ah->ah_config.ath_hal_spurChans[i][is2GHz]);
+                 i, is2GHz, ah->ah_config.spurchans[i][is2GHz]);
 
-        switch (ah->ah_config.ath_hal_spurMode) {
+        switch (ah->ah_config.spurmode) {
         case SPUR_DISABLE:
                 break;
         case SPUR_ENABLE_IOCTL:
-                spur_val = ah->ah_config.ath_hal_spurChans[i][is2GHz];
+                spur_val = ah->ah_config.spurchans[i][is2GHz];
                 DPRINTF(ah->ah_sc, ATH_DBG_ANI,
                          "Getting spur val from new loc. %d\n", spur_val);
                 break;
@@ -2094,7 +2094,7 @@ static void ath9k_hw_ani_attach(struct ath_hal *ah)
                 ath9k_enable_mib_counters(ah);
         }
         ahp->ah_aniPeriod = ATH9K_ANI_PERIOD;
-        if (ah->ah_config.ath_hal_enableANI)
+        if (ah->ah_config.enable_ani)
                 ahp->ah_procPhyErr |= HAL_PROCESS_ANI;
 }
 
@@ -2504,13 +2504,13 @@ static void ath9k_ani_reset(struct ath_hal *ah)
                                      ATH9K_RX_FILTER_PHYERR);
                 if (ah->ah_opmode == ATH9K_M_HOSTAP) {
                         ahp->ah_curani->ofdmTrigHigh =
-                                ah->ah_config.ath_hal_ofdmTrigHigh;
+                                ah->ah_config.ofdm_trig_high;
                         ahp->ah_curani->ofdmTrigLow =
-                                ah->ah_config.ath_hal_ofdmTrigLow;
+                                ah->ah_config.ofdm_trig_low;
                         ahp->ah_curani->cckTrigHigh =
-                                ah->ah_config.ath_hal_cckTrigHigh;
+                                ah->ah_config.cck_trig_high;
                         ahp->ah_curani->cckTrigLow =
-                                ah->ah_config.ath_hal_cckTrigLow;
+                                ah->ah_config.cck_trig_low;
                 }
                 ath9k_ani_restart(ah);
                 return;
@@ -2870,7 +2870,7 @@ static bool ath9k_hw_set_gpio(struct ath_hal *ah, u32 gpio,
 
 static u32 ath9k_hw_gpio_get(struct ath_hal *ah, u32 gpio)
 {
-        if (gpio >= ah->ah_caps.halNumGpioPins)
+        if (gpio >= ah->ah_caps.num_gpio_pins)
                 return 0xffffffff;
 
         if (AR_SREV_9280_10_OR_LATER(ah)) {
@@ -2947,7 +2947,7 @@ static u32 ath9k_hw_ini_fixup(struct ath_hal *ah,
 static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         u16 capField = 0, eeval;
 
         eeval = ath9k_hw_get_eeprom(ahp, EEP_REG_0);
@@ -2970,12 +2970,12 @@ static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
                          ah->ah_currentRD);
         }
 
-        pCap->halWirelessModes = 0;
+        pCap->wireless_modes = 0;
         eeval = ath9k_hw_get_eeprom(ahp, EEP_OP_MODE);
 
         if (eeval & AR5416_OPFLAGS_11A) {
-                pCap->halWirelessModes |= ATH9K_MODE_SEL_11A |
-                        ((!ah->ah_config.ath_hal_htEnable
+                pCap->wireless_modes |= ATH9K_MODE_SEL_11A |
+                        ((!ah->ah_config.ht_enable
                           || (eeval & AR5416_OPFLAGS_N_5G_HT20)) ? 0
                          : (ATH9K_MODE_SEL_11NA_HT20 |
                             ((eeval & AR5416_OPFLAGS_N_5G_HT40) ? 0
@@ -2983,9 +2983,9 @@ static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
                                 ATH9K_MODE_SEL_11NA_HT40MINUS))));
         }
         if (eeval & AR5416_OPFLAGS_11G) {
-                pCap->halWirelessModes |=
+                pCap->wireless_modes |=
                         ATH9K_MODE_SEL_11B | ATH9K_MODE_SEL_11G |
-                        ((!ah->ah_config.ath_hal_htEnable
+                        ((!ah->ah_config.ht_enable
                           || (eeval & AR5416_OPFLAGS_N_2G_HT20)) ? 0
                          : (ATH9K_MODE_SEL_11NG_HT20 |
                             ((eeval & AR5416_OPFLAGS_N_2G_HT40) ? 0
@@ -2993,79 +2993,82 @@ static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
                                 ATH9K_MODE_SEL_11NG_HT40MINUS))));
 
         }
-        pCap->halTxChainMask = ath9k_hw_get_eeprom(ahp, EEP_TX_MASK);
+        pCap->tx_chainmask = ath9k_hw_get_eeprom(ahp, EEP_TX_MASK);
         if ((ah->ah_isPciExpress)
             || (eeval & AR5416_OPFLAGS_11A)) {
-                pCap->halRxChainMask =
+                pCap->rx_chainmask =
                         ath9k_hw_get_eeprom(ahp, EEP_RX_MASK);
         } else {
-                pCap->halRxChainMask =
+                pCap->rx_chainmask =
                         (ath9k_hw_gpio_get(ah, 0)) ? 0x5 : 0x7;
         }
 
         if (!(AR_SREV_9280(ah) && (ah->ah_macRev == 0)))
                 ahp->ah_miscMode |= AR_PCU_MIC_NEW_LOC_ENA;
 
-        pCap->halLow2GhzChan = 2312;
-        pCap->halHigh2GhzChan = 2732;
+        pCap->low_2ghz_chan = 2312;
+        pCap->high_2ghz_chan = 2732;
 
-        pCap->halLow5GhzChan = 4920;
-        pCap->halHigh5GhzChan = 6100;
+        pCap->low_5ghz_chan = 4920;
+        pCap->high_5ghz_chan = 6100;
 
-        pCap->halCipherCkipSupport = false;
-        pCap->halCipherTkipSupport = true;
-        pCap->halCipherAesCcmSupport = true;
+        pCap->hw_caps &= ~ATH9K_HW_CAP_CIPHER_CKIP;
+        pCap->hw_caps |= ATH9K_HW_CAP_CIPHER_TKIP;
+        pCap->hw_caps |= ATH9K_HW_CAP_CIPHER_AESCCM;
 
-        pCap->halMicCkipSupport = false;
-        pCap->halMicTkipSupport = true;
-        pCap->halMicAesCcmSupport = true;
+        pCap->hw_caps &= ~ATH9K_HW_CAP_MIC_CKIP;
+        pCap->hw_caps |= ATH9K_HW_CAP_MIC_TKIP;
+        pCap->hw_caps |= ATH9K_HW_CAP_MIC_AESCCM;
 
-        pCap->halChanSpreadSupport = true;
+        pCap->hw_caps |= ATH9K_HW_CAP_CHAN_SPREAD;
 
-        pCap->halHTSupport =
-                ah->ah_config.ath_hal_htEnable ? true : false;
-        pCap->halGTTSupport = true;
-        pCap->halVEOLSupport = true;
-        pCap->halBssIdMaskSupport = true;
-        pCap->halMcastKeySrchSupport = false;
+        if (ah->ah_config.ht_enable)
+                pCap->hw_caps |= ATH9K_HW_CAP_HT;
+        else
+                pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
+
+        pCap->hw_caps |= ATH9K_HW_CAP_GTT;
+        pCap->hw_caps |= ATH9K_HW_CAP_VEOL;
+        pCap->hw_caps |= ATH9K_HW_CAP_BSSIDMASK;
+        pCap->hw_caps &= ~ATH9K_HW_CAP_MCAST_KEYSEARCH;
 
         if (capField & AR_EEPROM_EEPCAP_MAXQCU)
-                pCap->halTotalQueues =
+                pCap->total_queues =
                         MS(capField, AR_EEPROM_EEPCAP_MAXQCU);
         else
-                pCap->halTotalQueues = ATH9K_NUM_TX_QUEUES;
+                pCap->total_queues = ATH9K_NUM_TX_QUEUES;
 
         if (capField & AR_EEPROM_EEPCAP_KC_ENTRIES)
-                pCap->halKeyCacheSize =
+                pCap->keycache_size =
                         1 << MS(capField, AR_EEPROM_EEPCAP_KC_ENTRIES);
         else
-                pCap->halKeyCacheSize = AR_KEYTABLE_SIZE;
+                pCap->keycache_size = AR_KEYTABLE_SIZE;
 
-        pCap->halFastCCSupport = true;
-        pCap->halNumMRRetries = 4;
-        pCap->halTxTrigLevelMax = MAX_TX_FIFO_THRESHOLD;
+        pCap->hw_caps |= ATH9K_HW_CAP_FASTCC;
+        pCap->num_mr_retries = 4;
+        pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD;
 
         if (AR_SREV_9280_10_OR_LATER(ah))
-                pCap->halNumGpioPins = AR928X_NUM_GPIO;
+                pCap->num_gpio_pins = AR928X_NUM_GPIO;
         else
-                pCap->halNumGpioPins = AR_NUM_GPIO;
+                pCap->num_gpio_pins = AR_NUM_GPIO;
 
         if (AR_SREV_9280_10_OR_LATER(ah)) {
-                pCap->halWowSupport = true;
-                pCap->halWowMatchPatternExact = true;
+                pCap->hw_caps |= ATH9K_HW_CAP_WOW;
+                pCap->hw_caps |= ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT;
         } else {
-                pCap->halWowSupport = false;
-                pCap->halWowMatchPatternExact = false;
+                pCap->hw_caps &= ~ATH9K_HW_CAP_WOW;
+                pCap->hw_caps &= ~ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT;
         }
 
         if (AR_SREV_9160_10_OR_LATER(ah) || AR_SREV_9100(ah)) {
-                pCap->halCSTSupport = true;
-                pCap->halRtsAggrLimit = ATH_AMPDU_LIMIT_MAX;
+                pCap->hw_caps |= ATH9K_HW_CAP_CST;
+                pCap->rts_aggr_limit = ATH_AMPDU_LIMIT_MAX;
         } else {
-                pCap->halRtsAggrLimit = (8 * 1024);
+                pCap->rts_aggr_limit = (8 * 1024);
         }
 
-        pCap->halEnhancedPmSupport = true;
+        pCap->hw_caps |= ATH9K_HW_CAP_ENHANCEDPM;
 
         ah->ah_rfsilent = ath9k_hw_get_eeprom(ahp, EEP_RF_SILENT);
         if (ah->ah_rfsilent & EEP_RFSILENT_ENABLED) {
@@ -3074,9 +3077,9 @@ static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
                 ahp->ah_polarity =
                         MS(ah->ah_rfsilent, EEP_RFSILENT_POLARITY);
 
-                ath9k_hw_setcapability(ah, HAL_CAP_RFSILENT, 1, true,
+                ath9k_hw_setcapability(ah, ATH9K_CAP_RFSILENT, 1, true,
                                        NULL);
-                pCap->halRfSilentSupport = true;
+                pCap->hw_caps |= ATH9K_HW_CAP_RFSILENT;
         }
 
         if ((ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) ||
@@ -3084,32 +3087,32 @@ static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
             (ah->ah_macVersion == AR_SREV_VERSION_9160) ||
             (ah->ah_macVersion == AR_SREV_VERSION_9100) ||
             (ah->ah_macVersion == AR_SREV_VERSION_9280))
-                pCap->halAutoSleepSupport = false;
+                pCap->hw_caps &= ~ATH9K_HW_CAP_AUTOSLEEP;
         else
-                pCap->halAutoSleepSupport = true;
+                pCap->hw_caps |= ATH9K_HW_CAP_AUTOSLEEP;
 
         if (AR_SREV_9280(ah))
-                pCap->hal4kbSplitTransSupport = false;
+                pCap->hw_caps &= ~ATH9K_HW_CAP_4KB_SPLITTRANS;
         else
-                pCap->hal4kbSplitTransSupport = true;
+                pCap->hw_caps |= ATH9K_HW_CAP_4KB_SPLITTRANS;
 
         if (ah->ah_currentRDExt & (1 << REG_EXT_JAPAN_MIDBAND)) {
-                pCap->halRegCap =
+                pCap->reg_cap =
                         AR_EEPROM_EEREGCAP_EN_KK_NEW_11A |
                         AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN |
                         AR_EEPROM_EEREGCAP_EN_KK_U2 |
                         AR_EEPROM_EEREGCAP_EN_KK_MIDBAND;
         } else {
-                pCap->halRegCap =
+                pCap->reg_cap =
                         AR_EEPROM_EEREGCAP_EN_KK_NEW_11A |
                         AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN;
         }
 
-        pCap->halRegCap |= AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND;
+        pCap->reg_cap |= AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND;
 
-        pCap->halNumAntCfg5GHz =
+        pCap->num_antcfg_5ghz =
                 ath9k_hw_get_num_ant_config(ahp, HAL_FREQ_BAND_5GHZ);
-        pCap->halNumAntCfg2GHz =
+        pCap->num_antcfg_2ghz =
                 ath9k_hw_get_num_ant_config(ahp, HAL_FREQ_BAND_2GHZ);
 
         return true;
@@ -3151,9 +3154,9 @@ static void ath9k_set_power_network_sleep(struct ath_hal *ah, int setChip)
 {
         REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);
         if (setChip) {
-                struct hal_capabilities *pCap = &ah->ah_caps;
+                struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
-                if (!pCap->halAutoSleepSupport) {
+                if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
                         REG_WRITE(ah, AR_RTC_FORCE_WAKE,
                                   AR_RTC_FORCE_WAKE_ON_INT);
                 } else {
@@ -3262,7 +3265,7 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid,
 
         ath9k_hw_set_defaults(ah);
 
-        if (ah->ah_config.ath_hal_intrMitigation != 0)
+        if (ah->ah_config.intr_mitigation != 0)
                 ahp->ah_intrMitigation = true;
 
         if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) {
@@ -3279,18 +3282,18 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid,
                 goto bad;
         }
 
-        if (ah->ah_config.ath_hal_serializeRegMode == SER_REG_MODE_AUTO) {
+        if (ah->ah_config.serialize_regmode == SER_REG_MODE_AUTO) {
                 if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) {
-                        ah->ah_config.ath_hal_serializeRegMode =
+                        ah->ah_config.serialize_regmode =
                                 SER_REG_MODE_ON;
                 } else {
-                        ah->ah_config.ath_hal_serializeRegMode =
+                        ah->ah_config.serialize_regmode =
                                 SER_REG_MODE_OFF;
                 }
         }
         DPRINTF(ah->ah_sc, ATH_DBG_RESET,
-                "%s: ath_hal_serializeRegMode is %d\n",
-                __func__, ah->ah_config.ath_hal_serializeRegMode);
+                "%s: serialize_regmode is %d\n",
+                __func__, ah->ah_config.serialize_regmode);
 
         if ((ah->ah_macVersion != AR_SREV_VERSION_5416_PCI) &&
             (ah->ah_macVersion != AR_SREV_VERSION_5416_PCIE) &&
@@ -3334,7 +3337,7 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid,
         }
 
         if (AR_SREV_9160(ah)) {
-                ah->ah_config.ath_hal_enableANI = 1;
+                ah->ah_config.enable_ani = 1;
                 ahp->ah_ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL |
                                         ATH9K_ANI_FIRSTEP_LEVEL);
         } else {
@@ -3355,7 +3358,7 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid,
                 INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9280Common_9280_2,
                                ARRAY_SIZE(ar9280Common_9280_2), 2);
 
-                if (ah->ah_config.ath_hal_pcieClockReq) {
+                if (ah->ah_config.pcie_clock_req) {
                         INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes,
                                        ar9280PciePhy_clkreq_off_L1_9280,
                                        ARRAY_SIZE
@@ -3528,16 +3531,16 @@ bool ath9k_get_channel_edges(struct ath_hal *ah,
                              u16 flags, u16 *low,
                              u16 *high)
 {
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
         if (flags & CHANNEL_5GHZ) {
-                *low = pCap->halLow5GhzChan;
-                *high = pCap->halHigh5GhzChan;
+                *low = pCap->low_5ghz_chan;
+                *high = pCap->high_5ghz_chan;
                 return true;
         }
         if ((flags & CHANNEL_2GHZ)) {
-                *low = pCap->halLow2GhzChan;
-                *high = pCap->halHigh2GhzChan;
+                *low = pCap->low_2ghz_chan;
+                *high = pCap->high_2ghz_chan;
 
                 return true;
         }
@@ -3908,7 +3911,7 @@ void ath9k_hw_configpcipowersave(struct ath_hal *ah, int restore)
         if (ah->ah_isPciExpress != true)
                 return;
 
-        if (ah->ah_config.ath_hal_pciePowerSaveEnable == 2)
+        if (ah->ah_config.pcie_powersave_enable == 2)
                 return;
 
         if (restore)
@@ -3929,7 +3932,7 @@ void ath9k_hw_configpcipowersave(struct ath_hal *ah, int restore)
                 REG_WRITE(ah, AR_PCIE_SERDES, 0x13160820);
                 REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980560);
 
-                if (ah->ah_config.ath_hal_pcieClockReq)
+                if (ah->ah_config.pcie_clock_req)
                         REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffc);
                 else
                         REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffd);
@@ -3956,8 +3959,8 @@ void ath9k_hw_configpcipowersave(struct ath_hal *ah, int restore)
 
         REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
 
-        if (ah->ah_config.ath_hal_pcieWaen) {
-                REG_WRITE(ah, AR_WA, ah->ah_config.ath_hal_pcieWaen);
+        if (ah->ah_config.pcie_waen) {
+                REG_WRITE(ah, AR_WA, ah->ah_config.pcie_waen);
         } else {
                 if (AR_SREV_9280(ah))
                         REG_WRITE(ah, AR_WA, 0x0040073f);
@@ -4690,7 +4693,7 @@ static void ath9k_hw_9280_spur_mitigate(struct ath_hal *ah,
         ath9k_hw_get_channel_centers(ah, chan, &centers);
         freq = centers.synth_center;
 
-        ah->ah_config.ath_hal_spurMode = SPUR_ENABLE_EEPROM;
+        ah->ah_config.spurmode = SPUR_ENABLE_EEPROM;
         for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
                 cur_bb_spur = ath9k_hw_eeprom_get_spur_chan(ah, i, is2GHz);
 
@@ -5404,7 +5407,7 @@ ath9k_hw_process_ini(struct ath_hal *ah,
                 REG_WRITE(ah, reg, val);
 
                 if (reg >= 0x7800 && reg < 0x78a0
-                    && ah->ah_config.ath_hal_analogShiftReg) {
+                    && ah->ah_config.analog_shiftreg) {
                         udelay(100);
                 }
 
@@ -5418,7 +5421,7 @@ ath9k_hw_process_ini(struct ath_hal *ah,
                 REG_WRITE(ah, reg, val);
 
                 if (reg >= 0x7800 && reg < 0x78a0
-                    && ah->ah_config.ath_hal_analogShiftReg) {
+                    && ah->ah_config.analog_shiftreg) {
                         udelay(100);
                 }
 
@@ -5921,7 +5924,7 @@ bool ath9k_hw_reset(struct ath_hal *ah, enum ath9k_opmode opmode,
                 REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL,
                             AR_GPIO_JTAG_DISABLE);
 
-                if (ah->ah_caps.halWirelessModes & ATH9K_MODE_SEL_11A) {
+                if (ah->ah_caps.wireless_modes & ATH9K_MODE_SEL_11A) {
                         if (IS_CHAN_5GHZ(chan))
                                 ath9k_hw_set_gpio(ah, 9, 0);
                         else
@@ -5955,7 +5958,7 @@ bool ath9k_hw_reset(struct ath_hal *ah, enum ath9k_opmode opmode,
                   | macStaId1
                   | AR_STA_ID1_RTS_USE_DEF
                   | (ah->ah_config.
-                     ath_hal_6mb_ack ? AR_STA_ID1_ACKCTS_6MB : 0)
+                     ack_6mb ? AR_STA_ID1_ACKCTS_6MB : 0)
                   | ahp->ah_staId1Defaults);
         ath9k_hw_set_operating_mode(ah, opmode);
 
@@ -5984,7 +5987,7 @@ bool ath9k_hw_reset(struct ath_hal *ah, enum ath9k_opmode opmode,
                 REG_WRITE(ah, AR_DQCUMASK(i), 1 << i);
 
         ahp->ah_intrTxqs = 0;
-        for (i = 0; i < ah->ah_caps.halTotalQueues; i++)
+        for (i = 0; i < ah->ah_caps.total_queues; i++)
                 ath9k_hw_resettxqueue(ah, i);
 
         ath9k_hw_init_interrupt_masks(ah, opmode);
@@ -6622,7 +6625,7 @@ ath9k_hw_setantennaswitch(struct ath_hal *ah,
                         *antenna_cfgd = true;
                         break;
                 case ATH9K_ANT_FIXED_B:
-                        if (ah->ah_caps.halTxChainMask >
+                        if (ah->ah_caps.tx_chainmask >
                             ATH9K_ANTENNA1_CHAINMASK) {
                                 *tx_chainmask = ATH9K_ANTENNA1_CHAINMASK;
                         }
@@ -6650,14 +6653,14 @@ void ath9k_hw_setopmode(struct ath_hal *ah)
 }
 
 bool
-ath9k_hw_getcapability(struct ath_hal *ah, enum hal_capability_type type,
+ath9k_hw_getcapability(struct ath_hal *ah, enum ath9k_capability_type type,
                        u32 capability, u32 *result)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
-        const struct hal_capabilities *pCap = &ah->ah_caps;
+        const struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
         switch (type) {
-        case HAL_CAP_CIPHER:
+        case ATH9K_CAP_CIPHER:
                 switch (capability) {
                 case ATH9K_CIPHER_AES_CCM:
                 case ATH9K_CIPHER_AES_OCB:
@@ -6669,7 +6672,7 @@ ath9k_hw_getcapability(struct ath_hal *ah, enum hal_capability_type type,
                 default:
                         return false;
                 }
-        case HAL_CAP_TKIP_MIC:
+        case ATH9K_CAP_TKIP_MIC:
                 switch (capability) {
                 case 0:
                         return true;
@@ -6678,20 +6681,20 @@ ath9k_hw_getcapability(struct ath_hal *ah, enum hal_capability_type type,
                                 AR_STA_ID1_CRPT_MIC_ENABLE) ? true :
                         false;
                 }
-        case HAL_CAP_TKIP_SPLIT:
+        case ATH9K_CAP_TKIP_SPLIT:
                 return (ahp->ah_miscMode & AR_PCU_MIC_NEW_LOC_ENA) ?
                         false : true;
-        case HAL_CAP_WME_TKIPMIC:
+        case ATH9K_CAP_WME_TKIPMIC:
                 return 0;
-        case HAL_CAP_PHYCOUNTERS:
+        case ATH9K_CAP_PHYCOUNTERS:
                 return ahp->ah_hasHwPhyCounters ? 0 : -ENXIO;
-        case HAL_CAP_DIVERSITY:
+        case ATH9K_CAP_DIVERSITY:
                 return (REG_READ(ah, AR_PHY_CCK_DETECT) &
                         AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV) ?
                         true : false;
-        case HAL_CAP_PHYDIAG:
+        case ATH9K_CAP_PHYDIAG:
                 return true;
-        case HAL_CAP_MCAST_KEYSRCH:
+        case ATH9K_CAP_MCAST_KEYSRCH:
                 switch (capability) {
                 case 0:
                         return true;
@@ -6705,19 +6708,19 @@ ath9k_hw_getcapability(struct ath_hal *ah, enum hal_capability_type type,
                         }
                 }
                 return false;
-        case HAL_CAP_TSF_ADJUST:
+        case ATH9K_CAP_TSF_ADJUST:
                 return (ahp->ah_miscMode & AR_PCU_TX_ADD_TSF) ?
                         true : false;
-        case HAL_CAP_RFSILENT:
+        case ATH9K_CAP_RFSILENT:
                 if (capability == 3)
                         return false;
-        case HAL_CAP_ANT_CFG_2GHZ:
-                *result = pCap->halNumAntCfg2GHz;
+        case ATH9K_CAP_ANT_CFG_2GHZ:
+                *result = pCap->num_antcfg_2ghz;
                 return true;
-        case HAL_CAP_ANT_CFG_5GHZ:
-                *result = pCap->halNumAntCfg5GHz;
+        case ATH9K_CAP_ANT_CFG_5GHZ:
+                *result = pCap->num_antcfg_5ghz;
                 return true;
-        case HAL_CAP_TXPOW:
+        case ATH9K_CAP_TXPOW:
                 switch (capability) {
                 case 0:
                         return 0;
@@ -6742,13 +6745,13 @@ ath9k_hw_select_antconfig(struct ath_hal *ah, u32 cfg)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
         struct ath9k_channel *chan = ah->ah_curchan;
-        const struct hal_capabilities *pCap = &ah->ah_caps;
+        const struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         u16 ant_config;
         u32 halNumAntConfig;
 
         halNumAntConfig =
-                IS_CHAN_2GHZ(chan) ? pCap->halNumAntCfg2GHz : pCap->
-                halNumAntCfg5GHz;
+                IS_CHAN_2GHZ(chan) ? pCap->num_antcfg_2ghz : pCap->
+                num_antcfg_5ghz;
 
         if (cfg < halNumAntConfig) {
                 if (!ath9k_hw_get_eeprom_antenna_cfg(ahp, chan,
@@ -6784,7 +6787,7 @@ bool ath9k_hw_getisr(struct ath_hal *ah, enum ath9k_int *masked)
 {
         u32 isr = 0;
         u32 mask2 = 0;
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         u32 sync_cause = 0;
         bool fatal_int = false;
 
@@ -6868,7 +6871,7 @@ bool ath9k_hw_getisr(struct ath_hal *ah, enum ath9k_int *masked)
                 }
 
                 if (!AR_SREV_9100(ah)) {
-                        if (!pCap->halAutoSleepSupport) {
+                        if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
                                 u32 isr5 = REG_READ(ah, AR_ISR_S5_S);
                                 if (isr5 & AR_ISR_S5_TIM_TIMER)
                                         *masked |= ATH9K_INT_TIM_TIMER;
@@ -6927,7 +6930,7 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints)
         struct ath_hal_5416 *ahp = AH5416(ah);
         u32 omask = ahp->ah_maskReg;
         u32 mask, mask2;
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
         DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: 0x%x => 0x%x\n", __func__,
                  omask, ints);
@@ -6965,7 +6968,7 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints)
                         mask |= AR_IMR_RXMINTR | AR_IMR_RXINTM;
                 else
                         mask |= AR_IMR_RXOK | AR_IMR_RXDESC;
-                if (!pCap->halAutoSleepSupport)
+                if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP))
                         mask |= AR_IMR_GENTMR;
         }
 
@@ -7002,7 +7005,7 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints)
         REG_WRITE(ah, AR_IMR_S2, mask | mask2);
         ahp->ah_maskReg = ints;
 
-        if (!pCap->halAutoSleepSupport) {
+        if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
                 if (ints & ATH9K_INT_TIM_TIMER)
                         REG_SET_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER);
                 else
@@ -7061,11 +7064,11 @@ ath9k_hw_beaconinit(struct ath_hal *ah,
                 REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT,
                           TU_TO_USEC(next_beacon -
                                      ah->ah_config.
-                                     ath_hal_dma_beacon_response_time));
+                                     dma_beacon_response_time));
                 REG_WRITE(ah, AR_NEXT_SWBA,
                           TU_TO_USEC(next_beacon -
                                      ah->ah_config.
-                                     ath_hal_sw_beacon_response_time));
+                                     sw_beacon_response_time));
                 flags |=
                         AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN;
                 break;
@@ -7090,7 +7093,7 @@ ath9k_hw_set_sta_beacon_timers(struct ath_hal *ah,
                                const struct ath9k_beacon_state *bs)
 {
         u32 nextTbtt, beaconintval, dtimperiod, beacontimeout;
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
         REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(bs->bs_nexttbtt));
 
@@ -7133,7 +7136,7 @@ ath9k_hw_set_sta_beacon_timers(struct ath_hal *ah,
                   SM((CAB_TIMEOUT_VAL << 3), AR_SLEEP1_CAB_TIMEOUT)
                   | AR_SLEEP1_ASSUME_DTIM);
 
-        if (pCap->halAutoSleepSupport)
+        if (pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)
                 beacontimeout = (BEACON_TIMEOUT_VAL << 3);
         else
                 beacontimeout = MIN_BEACON_TIMEOUT_VAL;
@@ -7152,7 +7155,7 @@ ath9k_hw_set_sta_beacon_timers(struct ath_hal *ah,
 
 bool ath9k_hw_keyisvalid(struct ath_hal *ah, u16 entry)
 {
-        if (entry < ah->ah_caps.halKeyCacheSize) {
+        if (entry < ah->ah_caps.keycache_size) {
                 u32 val = REG_READ(ah, AR_KEYTABLE_MAC1(entry));
                 if (val & AR_KEYTABLE_VALID)
                         return true;
@@ -7164,7 +7167,7 @@ bool ath9k_hw_keyreset(struct ath_hal *ah, u16 entry)
 {
         u32 keyType;
 
-        if (entry >= ah->ah_caps.halKeyCacheSize) {
+        if (entry >= ah->ah_caps.keycache_size) {
                 DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
                          "%s: entry %u out of range\n", __func__, entry);
                 return false;
@@ -7202,7 +7205,7 @@ ath9k_hw_keysetmac(struct ath_hal *ah, u16 entry,
 {
         u32 macHi, macLo;
 
-        if (entry >= ah->ah_caps.halKeyCacheSize) {
+        if (entry >= ah->ah_caps.keycache_size) {
                 DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
                          "%s: entry %u out of range\n", __func__, entry);
                 return false;
@@ -7229,7 +7232,7 @@ ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry,
                             const struct ath9k_keyval *k,
                             const u8 *mac, int xorKey)
 {
-        const struct hal_capabilities *pCap = &ah->ah_caps;
+        const struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         u32 key0, key1, key2, key3, key4;
         u32 keyType;
         u32 xorMask = xorKey ?
@@ -7237,7 +7240,7 @@ ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry,
                  | ATH9K_KEY_XOR) : 0;
         struct ath_hal_5416 *ahp = AH5416(ah);
 
-        if (entry >= pCap->halKeyCacheSize) {
+        if (entry >= pCap->keycache_size) {
                 DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
                          "%s: entry %u out of range\n", __func__, entry);
                 return false;
@@ -7247,7 +7250,7 @@ ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry,
                 keyType = AR_KEYTABLE_TYPE_AES;
                 break;
         case ATH9K_CIPHER_AES_CCM:
-                if (!pCap->halCipherAesCcmSupport) {
+                if (!(pCap->hw_caps & ATH9K_HW_CAP_CIPHER_AESCCM)) {
                         DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
                                  "%s: AES-CCM not supported by "
                                  "mac rev 0x%x\n", __func__,
@@ -7259,7 +7262,7 @@ ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry,
         case ATH9K_CIPHER_TKIP:
                 keyType = AR_KEYTABLE_TYPE_TKIP;
                 if (ATH9K_IS_MIC_ENABLED(ah)
-                    && entry + 64 >= pCap->halKeyCacheSize) {
+                    && entry + 64 >= pCap->keycache_size) {
                         DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
                                  "%s: entry %u inappropriate for TKIP\n",
                                  __func__, entry);
@@ -7456,9 +7459,9 @@ bool ath9k_hw_settxqueueprops(struct ath_hal *ah, int q,
                               const struct ath9k_txq_info *qInfo)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
-        if (q >= pCap->halTotalQueues) {
+        if (q >= pCap->total_queues) {
                 DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n",
                          __func__, q);
                 return false;
@@ -7499,9 +7502,9 @@ ath9k_hw_gettxqueueprops(struct ath_hal *ah, int q,
                          struct ath9k_txq_info *qInfo)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
-        if (q >= pCap->halTotalQueues) {
+        if (q >= pCap->total_queues) {
                 DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n",
                          __func__, q);
                 return false;
@@ -7515,28 +7518,28 @@ ath9k_hw_setuptxqueue(struct ath_hal *ah, enum ath9k_tx_queue type,
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
         struct ath9k_tx_queue_info *qi;
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         int q;
 
         switch (type) {
         case ATH9K_TX_QUEUE_BEACON:
-                q = pCap->halTotalQueues - 1;
+                q = pCap->total_queues - 1;
                 break;
         case ATH9K_TX_QUEUE_CAB:
-                q = pCap->halTotalQueues - 2;
+                q = pCap->total_queues - 2;
                 break;
         case ATH9K_TX_QUEUE_PSPOLL:
                 q = 1;
                 break;
         case ATH9K_TX_QUEUE_UAPSD:
-                q = pCap->halTotalQueues - 3;
+                q = pCap->total_queues - 3;
                 break;
         case ATH9K_TX_QUEUE_DATA:
-                for (q = 0; q < pCap->halTotalQueues; q++)
+                for (q = 0; q < pCap->total_queues; q++)
                         if (ahp->ah_txq[q].tqi_type ==
                             ATH9K_TX_QUEUE_INACTIVE)
                                 break;
-                if (q == pCap->halTotalQueues) {
+                if (q == pCap->total_queues) {
                         DPRINTF(ah->ah_sc, ATH_DBG_QUEUE,
                                  "%s: no available tx queue\n", __func__);
                         return -1;
@@ -7602,10 +7605,10 @@ ath9k_hw_set_txq_interrupts(struct ath_hal *ah,
 bool ath9k_hw_releasetxqueue(struct ath_hal *ah, u32 q)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         struct ath9k_tx_queue_info *qi;
 
-        if (q >= pCap->halTotalQueues) {
+        if (q >= pCap->total_queues) {
                 DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n",
                          __func__, q);
                 return false;
@@ -7634,12 +7637,12 @@ bool ath9k_hw_releasetxqueue(struct ath_hal *ah, u32 q)
 bool ath9k_hw_resettxqueue(struct ath_hal *ah, u32 q)
 {
         struct ath_hal_5416 *ahp = AH5416(ah);
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
         struct ath9k_channel *chan = ah->ah_curchan;
         struct ath9k_tx_queue_info *qi;
         u32 cwMin, chanCwMin, value;
 
-        if (q >= pCap->halTotalQueues) {
+        if (q >= pCap->total_queues) {
                 DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n",
                          __func__, q);
                 return false;
@@ -7739,10 +7742,10 @@ bool ath9k_hw_resettxqueue(struct ath_hal *ah, u32 q)
                           | AR_Q_MISC_CBR_INCR_DIS1
                           | AR_Q_MISC_CBR_INCR_DIS0);
                 value = (qi->tqi_readyTime
-                         - (ah->ah_config.ath_hal_sw_beacon_response_time -
-                            ah->ah_config.ath_hal_dma_beacon_response_time)
+                         - (ah->ah_config.sw_beacon_response_time -
+                            ah->ah_config.dma_beacon_response_time)
                          -
-                         ah->ah_config.ath_hal_additional_swba_backoff) *
+                         ah->ah_config.additional_swba_backoff) *
                         1024;
                 REG_WRITE(ah, AR_QRDYTIMECFG(q),
                           value | AR_Q_RDYTIMECFG_EN);
@@ -8131,14 +8134,14 @@ ath9k_hw_setuprxdesc(struct ath_hal *ah, struct ath_desc *ds,
                      u32 size, u32 flags)
 {
         struct ar5416_desc *ads = AR5416DESC(ds);
-        struct hal_capabilities *pCap = &ah->ah_caps;
+        struct ath9k_hw_capabilities *pCap = &ah->ah_caps;
 
         ads->ds_ctl1 = size & AR_BufLen;
         if (flags & ATH9K_RXDESC_INTREQ)
                 ads->ds_ctl1 |= AR_RxIntrReq;
 
         ads->ds_rxstatus8 &= ~AR_RxDone;
-        if (!pCap->halAutoSleepSupport)
+        if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP))
                 memset(&(ads->u), 0, sizeof(ads->u));
         return true;
 }
diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index 9549524630f..01bee5ec723 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -1268,14 +1268,14 @@ static int ath_attach(u16 devid,
                 sc->rates[IEEE80211_BAND_2GHZ];
         sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
 
-        if (sc->sc_ah->ah_caps.halHTSupport)
+        if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
                 /* Setup HT capabilities for 2.4Ghz*/
                 setup_ht_cap(&sc->sbands[IEEE80211_BAND_2GHZ].ht_info);
 
         hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
                 &sc->sbands[IEEE80211_BAND_2GHZ];
 
-        if (sc->sc_ah->ah_caps.halWirelessModes & ATH9K_MODE_SEL_11A) {
+        if (sc->sc_ah->ah_caps.wireless_modes & ATH9K_MODE_SEL_11A) {
                 sc->sbands[IEEE80211_BAND_5GHZ].channels =
                         sc->channels[IEEE80211_BAND_5GHZ];
                 sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
@@ -1283,7 +1283,7 @@ static int ath_attach(u16 devid,
                 sc->sbands[IEEE80211_BAND_5GHZ].band =
                         IEEE80211_BAND_5GHZ;
 
-                if (sc->sc_ah->ah_caps.halHTSupport)
+                if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
                         /* Setup HT capabilities for 5Ghz*/
                         setup_ht_cap(&sc->sbands[IEEE80211_BAND_5GHZ].ht_info);
 
diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c
index e0797afee52..d3132009d94 100644
--- a/drivers/net/wireless/ath9k/rc.c
+++ b/drivers/net/wireless/ath9k/rc.c
@@ -780,7 +780,7 @@ struct ath_rate_softc *ath_rate_attach(struct ath_hal *ah)
         ar5416_attach_ratetables(asc);
 
         /* Save Maximum TX Trigger Level (used for 11n) */
-        tx_triglevel_max = ah->ah_caps.halTxTrigLevelMax;
+        tx_triglevel_max = ah->ah_caps.tx_triglevel_max;
         /*  return alias for ath_rate_softc * */
         return asc;
 }
diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c
index 8e14e643e99..2fe806175c0 100644
--- a/drivers/net/wireless/ath9k/recv.c
+++ b/drivers/net/wireless/ath9k/recv.c
@@ -478,7 +478,7 @@ static void ath_opmode_init(struct ath_softc *sc)
         ath9k_hw_setrxfilter(ah, rfilt);
 
         /* configure bssid mask */
-        if (ah->ah_caps.halBssIdMaskSupport)
+        if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_BSSIDMASK)
                 ath9k_hw_setbssidmask(ah, sc->sc_bssidmask);
 
         /* configure operational mode */
@@ -1018,7 +1018,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
                                  PCI_DMA_FROMDEVICE);
 
                 /* XXX: Ah! make me more readable, use a helper */
-                if (ah->ah_caps.halHTSupport) {
+                if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT) {
                         if (ds->ds_rxstat.rs_moreaggr == 0) {
                                 rx_status.rssictl[0] =
                                         ds->ds_rxstat.rs_rssi_ctl0;
diff --git a/drivers/net/wireless/ath9k/regd.c b/drivers/net/wireless/ath9k/regd.c
index 7b0176e3eb4..05e10c485fa 100644
--- a/drivers/net/wireless/ath9k/regd.c
+++ b/drivers/net/wireless/ath9k/regd.c
@@ -87,7 +87,7 @@ static bool ath9k_regd_is_fcc_midband_supported(struct ath_hal *ah)
 {
         u32 regcap;
 
-        regcap = ah->ah_caps.halRegCap;
+        regcap = ah->ah_caps.reg_cap;
 
         if (regcap & AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND)
                 return true;
@@ -138,7 +138,7 @@ ath9k_regd_get_wmodes_nreg(struct ath_hal *ah,
 {
         u32 modesAvail;
 
-        modesAvail = ah->ah_caps.halWirelessModes;
+        modesAvail = ah->ah_caps.wireless_modes;
 
         if ((modesAvail & ATH9K_MODE_SEL_11G) && (!country->allow11g))
                 modesAvail &= ~ATH9K_MODE_SEL_11G;
@@ -436,7 +436,7 @@ ath9k_regd_add_channel(struct ath_hal *ah,
                 return false;
         }
         if ((fband->channelBW == CHANNEL_HALF_BW) &&
-            !ah->ah_caps.halChanHalfRate) {
+            !(ah->ah_caps.hw_caps & ATH9K_HW_CAP_CHAN_HALFRATE)) {
                 DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY,
                         "%s: Skipping %u half rate channel\n",
                         __func__, c);
@@ -444,7 +444,7 @@ ath9k_regd_add_channel(struct ath_hal *ah,
         }
 
         if ((fband->channelBW == CHANNEL_QUARTER_BW) &&
-            !ah->ah_caps.halChanQuarterRate) {
+            !(ah->ah_caps.hw_caps & ATH9K_HW_CAP_CHAN_QUARTERRATE)) {
                 DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY,
                         "%s: Skipping %u quarter rate channel\n",
                         __func__, c);
@@ -529,7 +529,7 @@ ath9k_regd_add_channel(struct ath_hal *ah,
                 if ((c < 2412) || (c > 2462)) {
                         if (rd5GHz.regDmnEnum == MKK1 ||
                             rd5GHz.regDmnEnum == MKK2) {
-                                u32 regcap = ah->ah_caps.halRegCap;
+                                u32 regcap = ah->ah_caps.reg_cap;
                                 if (!(regcap &
                                       (AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN |
                                        AR_EEPROM_EEREGCAP_EN_KK_U2 |
@@ -594,7 +594,7 @@ static bool ath9k_regd_japan_check(struct ath_hal *ah,
 
         for (i = 0; i < ARRAY_SIZE(j_bandcheck); i++) {
                 if (j_bandcheck[i].freqbandbit == b) {
-                        regcap = ah->ah_caps.halRegCap;
+                        regcap = ah->ah_caps.reg_cap;
                         if ((j_bandcheck[i].eepromflagtocheck & regcap) == 0) {
                                 skipband = true;
                         } else if ((regcap & AR_EEPROM_EEREGCAP_EN_KK_U2) ||
@@ -726,7 +726,7 @@ ath9k_regd_init_channels(struct ath_hal *ah,
         }
 
         if (country == NULL) {
-                modesAvail = ah->ah_caps.halWirelessModes;
+                modesAvail = ah->ah_caps.wireless_modes;
         } else {
                 modesAvail = ath9k_regd_get_wmodes_nreg(ah, country, &rd5GHz);
                 if (!enableOutdoor)
diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c
index f0297ee5d05..92bb3c22e7c 100644
--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -781,7 +781,7 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf)
          * let rate series flags determine which rates will actually
          * use RTS.
          */
-        if (ah->ah_caps.halHTSupport && bf->bf_isdata) {
+        if ((ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT) && bf->bf_isdata) {
                 BUG_ON(!an);
                 /*
                  * 802.11g protection not needed, use our default behavior
@@ -897,7 +897,7 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf)
          * For non-HT devices, calculate RTS/CTS duration in software
          * and disable multi-rate retry.
          */
-        if (flags && !ah->ah_caps.halHTSupport) {
+        if (flags && !(ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)) {
                 /*
                  * Compute the transmit duration based on the frame
                  * size and the size of an ACK frame.  We call into the