/*
 * Copyright (c) 2008 Atheros Communications Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef HW_H
#define HW_H

#include <linux/if_ether.h>
#include <linux/delay.h>

struct ar5416_desc {
	u32 ds_link;
	u32 ds_data;
	u32 ds_ctl0;
	u32 ds_ctl1;
	union {
		struct {
			u32 ctl2;
			u32 ctl3;
			u32 ctl4;
			u32 ctl5;
			u32 ctl6;
			u32 ctl7;
			u32 ctl8;
			u32 ctl9;
			u32 ctl10;
			u32 ctl11;
			u32 status0;
			u32 status1;
			u32 status2;
			u32 status3;
			u32 status4;
			u32 status5;
			u32 status6;
			u32 status7;
			u32 status8;
			u32 status9;
		} tx;
		struct {
			u32 status0;
			u32 status1;
			u32 status2;
			u32 status3;
			u32 status4;
			u32 status5;
			u32 status6;
			u32 status7;
			u32 status8;
		} rx;
	} u;
} __packed;

#define AR5416DESC(_ds)         ((struct ar5416_desc *)(_ds))
#define AR5416DESC_CONST(_ds)   ((const struct ar5416_desc *)(_ds))

#define ds_ctl2     u.tx.ctl2
#define ds_ctl3     u.tx.ctl3
#define ds_ctl4     u.tx.ctl4
#define ds_ctl5     u.tx.ctl5
#define ds_ctl6     u.tx.ctl6
#define ds_ctl7     u.tx.ctl7
#define ds_ctl8     u.tx.ctl8
#define ds_ctl9     u.tx.ctl9
#define ds_ctl10    u.tx.ctl10
#define ds_ctl11    u.tx.ctl11

#define ds_txstatus0    u.tx.status0
#define ds_txstatus1    u.tx.status1
#define ds_txstatus2    u.tx.status2
#define ds_txstatus3    u.tx.status3
#define ds_txstatus4    u.tx.status4
#define ds_txstatus5    u.tx.status5
#define ds_txstatus6    u.tx.status6
#define ds_txstatus7    u.tx.status7
#define ds_txstatus8    u.tx.status8
#define ds_txstatus9    u.tx.status9

#define ds_rxstatus0    u.rx.status0
#define ds_rxstatus1    u.rx.status1
#define ds_rxstatus2    u.rx.status2
#define ds_rxstatus3    u.rx.status3
#define ds_rxstatus4    u.rx.status4
#define ds_rxstatus5    u.rx.status5
#define ds_rxstatus6    u.rx.status6
#define ds_rxstatus7    u.rx.status7
#define ds_rxstatus8    u.rx.status8

#define AR_FrameLen         0x00000fff
#define AR_VirtMoreFrag     0x00001000
#define AR_TxCtlRsvd00      0x0000e000
#define AR_XmitPower        0x003f0000
#define AR_XmitPower_S      16
#define AR_RTSEnable        0x00400000
#define AR_VEOL             0x00800000
#define AR_ClrDestMask      0x01000000
#define AR_TxCtlRsvd01      0x1e000000
#define AR_TxIntrReq        0x20000000
#define AR_DestIdxValid     0x40000000
#define AR_CTSEnable        0x80000000

#define AR_BufLen           0x00000fff
#define AR_TxMore           0x00001000
#define AR_DestIdx          0x000fe000
#define AR_DestIdx_S        13
#define AR_FrameType        0x00f00000
#define AR_FrameType_S      20
#define AR_NoAck            0x01000000
#define AR_InsertTS         0x02000000
#define AR_CorruptFCS       0x04000000
#define AR_ExtOnly          0x08000000
#define AR_ExtAndCtl        0x10000000
#define AR_MoreAggr         0x20000000
#define AR_IsAggr           0x40000000

#define AR_BurstDur         0x00007fff
#define AR_BurstDur_S       0
#define AR_DurUpdateEna     0x00008000
#define AR_XmitDataTries0   0x000f0000
#define AR_XmitDataTries0_S 16
#define AR_XmitDataTries1   0x00f00000
#define AR_XmitDataTries1_S 20
#define AR_XmitDataTries2   0x0f000000
#define AR_XmitDataTries2_S 24
#define AR_XmitDataTries3   0xf0000000
#define AR_XmitDataTries3_S 28

#define AR_XmitRate0        0x000000ff
#define AR_XmitRate0_S      0
#define AR_XmitRate1        0x0000ff00
#define AR_XmitRate1_S      8
#define AR_XmitRate2        0x00ff0000
#define AR_XmitRate2_S      16
#define AR_XmitRate3        0xff000000
#define AR_XmitRate3_S      24

#define AR_PacketDur0       0x00007fff
#define AR_PacketDur0_S     0
#define AR_RTSCTSQual0      0x00008000
#define AR_PacketDur1       0x7fff0000
#define AR_PacketDur1_S     16
#define AR_RTSCTSQual1      0x80000000

#define AR_PacketDur2       0x00007fff
#define AR_PacketDur2_S     0
#define AR_RTSCTSQual2      0x00008000
#define AR_PacketDur3       0x7fff0000
#define AR_PacketDur3_S     16
#define AR_RTSCTSQual3      0x80000000

#define AR_AggrLen          0x0000ffff
#define AR_AggrLen_S        0
#define AR_TxCtlRsvd60      0x00030000
#define AR_PadDelim         0x03fc0000
#define AR_PadDelim_S       18
#define AR_EncrType         0x0c000000
#define AR_EncrType_S       26
#define AR_TxCtlRsvd61      0xf0000000

#define AR_2040_0           0x00000001
#define AR_GI0              0x00000002
#define AR_ChainSel0        0x0000001c
#define AR_ChainSel0_S      2
#define AR_2040_1           0x00000020
#define AR_GI1              0x00000040
#define AR_ChainSel1        0x00000380
#define AR_ChainSel1_S      7
#define AR_2040_2           0x00000400
#define AR_GI2              0x00000800
#define AR_ChainSel2        0x00007000
#define AR_ChainSel2_S      12
#define AR_2040_3           0x00008000
#define AR_GI3              0x00010000
#define AR_ChainSel3        0x000e0000
#define AR_ChainSel3_S      17
#define AR_RTSCTSRate       0x0ff00000
#define AR_RTSCTSRate_S     20
#define AR_TxCtlRsvd70      0xf0000000

#define AR_TxRSSIAnt00      0x000000ff
#define AR_TxRSSIAnt00_S    0
#define AR_TxRSSIAnt01      0x0000ff00
#define AR_TxRSSIAnt01_S    8
#define AR_TxRSSIAnt02      0x00ff0000
#define AR_TxRSSIAnt02_S    16
#define AR_TxStatusRsvd00   0x3f000000
#define AR_TxBaStatus       0x40000000
#define AR_TxStatusRsvd01   0x80000000

#define AR_FrmXmitOK            0x00000001
#define AR_ExcessiveRetries     0x00000002
#define AR_FIFOUnderrun         0x00000004
#define AR_Filtered             0x00000008
#define AR_RTSFailCnt           0x000000f0
#define AR_RTSFailCnt_S         4
#define AR_DataFailCnt          0x00000f00
#define AR_DataFailCnt_S        8
#define AR_VirtRetryCnt         0x0000f000
#define AR_VirtRetryCnt_S       12
#define AR_TxDelimUnderrun      0x00010000
#define AR_TxDataUnderrun       0x00020000
#define AR_DescCfgErr           0x00040000
#define AR_TxTimerExpired       0x00080000
#define AR_TxStatusRsvd10       0xfff00000

#define AR_SendTimestamp    ds_txstatus2
#define AR_BaBitmapLow      ds_txstatus3
#define AR_BaBitmapHigh     ds_txstatus4

#define AR_TxRSSIAnt10      0x000000ff
#define AR_TxRSSIAnt10_S    0
#define AR_TxRSSIAnt11      0x0000ff00
#define AR_TxRSSIAnt11_S    8
#define AR_TxRSSIAnt12      0x00ff0000
#define AR_TxRSSIAnt12_S    16
#define AR_TxRSSICombined   0xff000000
#define AR_TxRSSICombined_S 24

#define AR_TxEVM0           ds_txstatus5
#define AR_TxEVM1           ds_txstatus6
#define AR_TxEVM2           ds_txstatus7

#define AR_TxDone           0x00000001
#define AR_SeqNum           0x00001ffe
#define AR_SeqNum_S         1
#define AR_TxStatusRsvd80   0x0001e000
#define AR_TxOpExceeded     0x00020000
#define AR_TxStatusRsvd81   0x001c0000
#define AR_FinalTxIdx       0x00600000
#define AR_FinalTxIdx_S     21
#define AR_TxStatusRsvd82   0x01800000
#define AR_PowerMgmt        0x02000000
#define AR_TxStatusRsvd83   0xfc000000

#define AR_RxCTLRsvd00  0xffffffff

#define AR_BufLen       0x00000fff
#define AR_RxCtlRsvd00  0x00001000
#define AR_RxIntrReq    0x00002000
#define AR_RxCtlRsvd01  0xffffc000

#define AR_RxRSSIAnt00      0x000000ff
#define AR_RxRSSIAnt00_S    0
#define AR_RxRSSIAnt01      0x0000ff00
#define AR_RxRSSIAnt01_S    8
#define AR_RxRSSIAnt02      0x00ff0000
#define AR_RxRSSIAnt02_S    16
#define AR_RxRate           0xff000000
#define AR_RxRate_S         24
#define AR_RxStatusRsvd00   0xff000000

#define AR_DataLen          0x00000fff
#define AR_RxMore           0x00001000
#define AR_NumDelim         0x003fc000
#define AR_NumDelim_S       14
#define AR_RxStatusRsvd10   0xff800000

#define AR_RcvTimestamp     ds_rxstatus2

#define AR_GI               0x00000001
#define AR_2040             0x00000002
#define AR_Parallel40       0x00000004
#define AR_Parallel40_S     2
#define AR_RxStatusRsvd30   0x000000f8
#define AR_RxAntenna	    0xffffff00
#define AR_RxAntenna_S	    8

#define AR_RxRSSIAnt10            0x000000ff
#define AR_RxRSSIAnt10_S          0
#define AR_RxRSSIAnt11            0x0000ff00
#define AR_RxRSSIAnt11_S          8
#define AR_RxRSSIAnt12            0x00ff0000
#define AR_RxRSSIAnt12_S          16
#define AR_RxRSSICombined         0xff000000
#define AR_RxRSSICombined_S       24

#define AR_RxEVM0           ds_rxstatus4
#define AR_RxEVM1           ds_rxstatus5
#define AR_RxEVM2           ds_rxstatus6

#define AR_RxDone           0x00000001
#define AR_RxFrameOK        0x00000002
#define AR_CRCErr           0x00000004
#define AR_DecryptCRCErr    0x00000008
#define AR_PHYErr           0x00000010
#define AR_MichaelErr       0x00000020
#define AR_PreDelimCRCErr   0x00000040
#define AR_RxStatusRsvd70   0x00000080
#define AR_RxKeyIdxValid    0x00000100
#define AR_KeyIdx           0x0000fe00
#define AR_KeyIdx_S         9
#define AR_PHYErrCode       0x0000ff00
#define AR_PHYErrCode_S     8
#define AR_RxMoreAggr       0x00010000
#define AR_RxAggr           0x00020000
#define AR_PostDelimCRCErr  0x00040000
#define AR_RxStatusRsvd71   0x3ff80000
#define AR_DecryptBusyErr   0x40000000
#define AR_KeyMiss          0x80000000

#define AR5416_MAGIC        0x19641014

#define RXSTATUS_RATE(ah, ads)  (AR_SREV_5416_V20_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))

#define set11nRate(_series, _index) \
	(SM((_series)[_index].Rate, AR_XmitRate##_index))

#define set11nPktDurRTSCTS(_series, _index)				\
	(SM((_series)[_index].PktDuration, AR_PacketDur##_index) |	\
	((_series)[_index].RateFlags & ATH9K_RATESERIES_RTS_CTS   ?	\
		AR_RTSCTSQual##_index : 0))

#define set11nRateFlags(_series, _index)				\
	(((_series)[_index].RateFlags & ATH9K_RATESERIES_2040 ?		\
	  AR_2040_##_index : 0)						\
	 |((_series)[_index].RateFlags & ATH9K_RATESERIES_HALFGI ?	\
	   AR_GI##_index : 0)						\
	 |SM((_series)[_index].ChSel, AR_ChainSel##_index))

#define AR_SREV_9100(ah) ((ah->ah_macVersion) == AR_SREV_VERSION_9100)

#define INIT_CONFIG_STATUS  0x00000000
#define INIT_RSSI_THR       0x00000700
#define INIT_BCON_CNTRL_REG 0x00000000

#define MIN_TX_FIFO_THRESHOLD   0x1
#define MAX_TX_FIFO_THRESHOLD   ((4096 / 64) - 1)
#define INIT_TX_FIFO_THRESHOLD  MIN_TX_FIFO_THRESHOLD

struct ar5416AniState {
	struct ath9k_channel c;
	u8 noiseImmunityLevel;
	u8 spurImmunityLevel;
	u8 firstepLevel;
	u8 ofdmWeakSigDetectOff;
	u8 cckWeakSigThreshold;
	u32 listenTime;
	u32 ofdmTrigHigh;
	u32 ofdmTrigLow;
	int32_t cckTrigHigh;
	int32_t cckTrigLow;
	int32_t rssiThrLow;
	int32_t rssiThrHigh;
	u32 noiseFloor;
	u32 txFrameCount;
	u32 rxFrameCount;
	u32 cycleCount;
	u32 ofdmPhyErrCount;
	u32 cckPhyErrCount;
	u32 ofdmPhyErrBase;
	u32 cckPhyErrBase;
	int16_t pktRssi[2];
	int16_t ofdmErrRssi[2];
	int16_t cckErrRssi[2];
};

#define HAL_PROCESS_ANI     0x00000001
#define DO_ANI(ah) \
	((AH5416(ah)->ah_procPhyErr & HAL_PROCESS_ANI))

struct ar5416Stats {
	u32 ast_ani_niup;
	u32 ast_ani_nidown;
	u32 ast_ani_spurup;
	u32 ast_ani_spurdown;
	u32 ast_ani_ofdmon;
	u32 ast_ani_ofdmoff;
	u32 ast_ani_cckhigh;
	u32 ast_ani_ccklow;
	u32 ast_ani_stepup;
	u32 ast_ani_stepdown;
	u32 ast_ani_ofdmerrs;
	u32 ast_ani_cckerrs;
	u32 ast_ani_reset;
	u32 ast_ani_lzero;
	u32 ast_ani_lneg;
	struct ath9k_mib_stats ast_mibstats;
	struct ath9k_node_stats ast_nodestats;
};

#define AR5416_OPFLAGS_11A           0x01
#define AR5416_OPFLAGS_11G           0x02
#define AR5416_OPFLAGS_N_5G_HT40     0x04
#define AR5416_OPFLAGS_N_2G_HT40     0x08
#define AR5416_OPFLAGS_N_5G_HT20     0x10
#define AR5416_OPFLAGS_N_2G_HT20     0x20

#define EEP_RFSILENT_ENABLED        0x0001
#define EEP_RFSILENT_ENABLED_S      0
#define EEP_RFSILENT_POLARITY       0x0002
#define EEP_RFSILENT_POLARITY_S     1
#define EEP_RFSILENT_GPIO_SEL       0x001c
#define EEP_RFSILENT_GPIO_SEL_S     2

#define AR5416_EEP_NO_BACK_VER       0x1
#define AR5416_EEP_VER               0xE
#define AR5416_EEP_VER_MINOR_MASK    0x0FFF
#define AR5416_EEP_MINOR_VER_2       0x2
#define AR5416_EEP_MINOR_VER_3       0x3
#define AR5416_EEP_MINOR_VER_7       0x7
#define AR5416_EEP_MINOR_VER_9       0x9
#define AR5416_EEP_MINOR_VER_16      0x10
#define AR5416_EEP_MINOR_VER_17      0x11
#define AR5416_EEP_MINOR_VER_19      0x13

#define AR5416_NUM_5G_CAL_PIERS         8
#define AR5416_NUM_2G_CAL_PIERS         4
#define AR5416_NUM_5G_20_TARGET_POWERS  8
#define AR5416_NUM_5G_40_TARGET_POWERS  8
#define AR5416_NUM_2G_CCK_TARGET_POWERS 3
#define AR5416_NUM_2G_20_TARGET_POWERS  4
#define AR5416_NUM_2G_40_TARGET_POWERS  4
#define AR5416_NUM_CTLS                 24
#define AR5416_NUM_BAND_EDGES           8
#define AR5416_NUM_PD_GAINS             4
#define AR5416_PD_GAINS_IN_MASK         4
#define AR5416_PD_GAIN_ICEPTS           5
#define AR5416_EEPROM_MODAL_SPURS       5
#define AR5416_MAX_RATE_POWER           63
#define AR5416_NUM_PDADC_VALUES         128
#define AR5416_BCHAN_UNUSED             0xFF
#define AR5416_MAX_PWR_RANGE_IN_HALF_DB 64
#define AR5416_MAX_CHAINS               3
#define AR5416_PWR_TABLE_OFFSET         -5

/* Rx gain type values */
#define AR5416_EEP_RXGAIN_23DB_BACKOFF     0
#define AR5416_EEP_RXGAIN_13DB_BACKOFF     1
#define AR5416_EEP_RXGAIN_ORIG             2

/* Tx gain type values */
#define AR5416_EEP_TXGAIN_ORIGINAL         0
#define AR5416_EEP_TXGAIN_HIGH_POWER       1

#define AR5416_EEP4K_START_LOC         64
#define AR5416_EEP4K_NUM_2G_CAL_PIERS      3
#define AR5416_EEP4K_NUM_2G_CCK_TARGET_POWERS 3
#define AR5416_EEP4K_NUM_2G_20_TARGET_POWERS  3
#define AR5416_EEP4K_NUM_2G_40_TARGET_POWERS  3
#define AR5416_EEP4K_NUM_CTLS              12
#define AR5416_EEP4K_NUM_BAND_EDGES        4
#define AR5416_EEP4K_NUM_PD_GAINS          2
#define AR5416_EEP4K_PD_GAINS_IN_MASK      4
#define AR5416_EEP4K_PD_GAIN_ICEPTS        5
#define AR5416_EEP4K_MAX_CHAINS            1

enum eeprom_param {
	EEP_NFTHRESH_5,
	EEP_NFTHRESH_2,
	EEP_MAC_MSW,
	EEP_MAC_MID,
	EEP_MAC_LSW,
	EEP_REG_0,
	EEP_REG_1,
	EEP_OP_CAP,
	EEP_OP_MODE,
	EEP_RF_SILENT,
	EEP_OB_5,
	EEP_DB_5,
	EEP_OB_2,
	EEP_DB_2,
	EEP_MINOR_REV,
	EEP_TX_MASK,
	EEP_RX_MASK,
	EEP_RXGAIN_TYPE,
	EEP_TXGAIN_TYPE,
};

enum ar5416_rates {
	rate6mb, rate9mb, rate12mb, rate18mb,
	rate24mb, rate36mb, rate48mb, rate54mb,
	rate1l, rate2l, rate2s, rate5_5l,
	rate5_5s, rate11l, rate11s, rateXr,
	rateHt20_0, rateHt20_1, rateHt20_2, rateHt20_3,
	rateHt20_4, rateHt20_5, rateHt20_6, rateHt20_7,
	rateHt40_0, rateHt40_1, rateHt40_2, rateHt40_3,
	rateHt40_4, rateHt40_5, rateHt40_6, rateHt40_7,
	rateDupCck, rateDupOfdm, rateExtCck, rateExtOfdm,
	Ar5416RateSize
};

enum ath9k_hal_freq_band {
	ATH9K_HAL_FREQ_BAND_5GHZ = 0,
	ATH9K_HAL_FREQ_BAND_2GHZ = 1
};

struct base_eep_header {
	u16 length;
	u16 checksum;
	u16 version;
	u8 opCapFlags;
	u8 eepMisc;
	u16 regDmn[2];
	u8 macAddr[6];
	u8 rxMask;
	u8 txMask;
	u16 rfSilent;
	u16 blueToothOptions;
	u16 deviceCap;
	u32 binBuildNumber;
	u8 deviceType;
	u8 pwdclkind;
	u8 futureBase_1[2];
	u8 rxGainType;
	u8 futureBase_2[3];
	u8 txGainType;
	u8 futureBase_3[25];
} __packed;

struct base_eep_header_4k {
	u16 length;
	u16 checksum;
	u16 version;
	u8 opCapFlags;
	u8 eepMisc;
	u16 regDmn[2];
	u8 macAddr[6];
	u8 rxMask;
	u8 txMask;
	u16 rfSilent;
	u16 blueToothOptions;
	u16 deviceCap;
	u32 binBuildNumber;
	u8 deviceType;
	u8 futureBase[1];
} __packed;


struct spur_chan {
	u16 spurChan;
	u8 spurRangeLow;
	u8 spurRangeHigh;
} __packed;

struct modal_eep_header {
	u32 antCtrlChain[AR5416_MAX_CHAINS];
	u32 antCtrlCommon;
	u8 antennaGainCh[AR5416_MAX_CHAINS];
	u8 switchSettling;
	u8 txRxAttenCh[AR5416_MAX_CHAINS];
	u8 rxTxMarginCh[AR5416_MAX_CHAINS];
	u8 adcDesiredSize;
	u8 pgaDesiredSize;
	u8 xlnaGainCh[AR5416_MAX_CHAINS];
	u8 txEndToXpaOff;
	u8 txEndToRxOn;
	u8 txFrameToXpaOn;
	u8 thresh62;
	u8 noiseFloorThreshCh[AR5416_MAX_CHAINS];
	u8 xpdGain;
	u8 xpd;
	u8 iqCalICh[AR5416_MAX_CHAINS];
	u8 iqCalQCh[AR5416_MAX_CHAINS];
	u8 pdGainOverlap;
	u8 ob;
	u8 db;
	u8 xpaBiasLvl;
	u8 pwrDecreaseFor2Chain;
	u8 pwrDecreaseFor3Chain;
	u8 txFrameToDataStart;
	u8 txFrameToPaOn;
	u8 ht40PowerIncForPdadc;
	u8 bswAtten[AR5416_MAX_CHAINS];
	u8 bswMargin[AR5416_MAX_CHAINS];
	u8 swSettleHt40;
	u8 xatten2Db[AR5416_MAX_CHAINS];
	u8 xatten2Margin[AR5416_MAX_CHAINS];
	u8 ob_ch1;
	u8 db_ch1;
	u8 useAnt1:1,
	    force_xpaon:1,
	    local_bias:1,
	    femBandSelectUsed:1, xlnabufin:1, xlnaisel:2, xlnabufmode:1;
	u8 futureModalar9280;
	u16 xpaBiasLvlFreq[3];
	u8 futureModal[6];

	struct spur_chan spurChans[AR5416_EEPROM_MODAL_SPURS];
} __packed;

struct modal_eep_4k_header {
    u32  antCtrlChain[AR5416_EEP4K_MAX_CHAINS];
    u32  antCtrlCommon;
    u8   antennaGainCh[AR5416_EEP4K_MAX_CHAINS];
    u8   switchSettling;
    u8   txRxAttenCh[AR5416_EEP4K_MAX_CHAINS];
    u8   rxTxMarginCh[AR5416_EEP4K_MAX_CHAINS];
    u8   adcDesiredSize;
    u8   pgaDesiredSize;
    u8   xlnaGainCh[AR5416_EEP4K_MAX_CHAINS];
    u8   txEndToXpaOff;
    u8   txEndToRxOn;
    u8   txFrameToXpaOn;
    u8   thresh62;
    u8   noiseFloorThreshCh[AR5416_EEP4K_MAX_CHAINS];
    u8   xpdGain;
    u8   xpd;
    u8   iqCalICh[AR5416_EEP4K_MAX_CHAINS];
    u8   iqCalQCh[AR5416_EEP4K_MAX_CHAINS];
    u8   pdGainOverlap;
    u8   ob_01;
    u8   db1_01;
    u8   xpaBiasLvl;
    u8   txFrameToDataStart;
    u8   txFrameToPaOn;
    u8   ht40PowerIncForPdadc;
    u8   bswAtten[AR5416_EEP4K_MAX_CHAINS];
    u8   bswMargin[AR5416_EEP4K_MAX_CHAINS];
    u8   swSettleHt40;
    u8   xatten2Db[AR5416_EEP4K_MAX_CHAINS];
    u8   xatten2Margin[AR5416_EEP4K_MAX_CHAINS];
    u8   db2_01;
    u8   version;
    u16  ob_234;
    u16  db1_234;
    u16  db2_234;
    u8   futureModal[4];

    struct spur_chan spurChans[AR5416_EEPROM_MODAL_SPURS];
} __packed;


struct cal_data_per_freq {
	u8 pwrPdg[AR5416_NUM_PD_GAINS][AR5416_PD_GAIN_ICEPTS];
	u8 vpdPdg[AR5416_NUM_PD_GAINS][AR5416_PD_GAIN_ICEPTS];
} __packed;

struct cal_data_per_freq_4k {
	u8 pwrPdg[AR5416_EEP4K_NUM_PD_GAINS][AR5416_EEP4K_PD_GAIN_ICEPTS];
	u8 vpdPdg[AR5416_EEP4K_NUM_PD_GAINS][AR5416_EEP4K_PD_GAIN_ICEPTS];
} __packed;

struct cal_target_power_leg {
	u8 bChannel;
	u8 tPow2x[4];
} __packed;

struct cal_target_power_ht {
	u8 bChannel;
	u8 tPow2x[8];
} __packed;


#ifdef __BIG_ENDIAN_BITFIELD
struct cal_ctl_edges {
	u8 bChannel;
	u8 flag:2, tPower:6;
} __packed;
#else
struct cal_ctl_edges {
	u8 bChannel;
	u8 tPower:6, flag:2;
} __packed;
#endif

struct cal_ctl_data {
	struct cal_ctl_edges
	ctlEdges[AR5416_MAX_CHAINS][AR5416_NUM_BAND_EDGES];
} __packed;

struct cal_ctl_data_4k {
	struct cal_ctl_edges
	ctlEdges[AR5416_EEP4K_MAX_CHAINS][AR5416_EEP4K_NUM_BAND_EDGES];
} __packed;

struct ar5416_eeprom_def {
	struct base_eep_header baseEepHeader;
	u8 custData[64];
	struct modal_eep_header modalHeader[2];
	u8 calFreqPier5G[AR5416_NUM_5G_CAL_PIERS];
	u8 calFreqPier2G[AR5416_NUM_2G_CAL_PIERS];
	struct cal_data_per_freq
	 calPierData5G[AR5416_MAX_CHAINS][AR5416_NUM_5G_CAL_PIERS];
	struct cal_data_per_freq
	 calPierData2G[AR5416_MAX_CHAINS][AR5416_NUM_2G_CAL_PIERS];
	struct cal_target_power_leg
	 calTargetPower5G[AR5416_NUM_5G_20_TARGET_POWERS];
	struct cal_target_power_ht
	 calTargetPower5GHT20[AR5416_NUM_5G_20_TARGET_POWERS];
	struct cal_target_power_ht
	 calTargetPower5GHT40[AR5416_NUM_5G_40_TARGET_POWERS];
	struct cal_target_power_leg
	 calTargetPowerCck[AR5416_NUM_2G_CCK_TARGET_POWERS];
	struct cal_target_power_leg
	 calTargetPower2G[AR5416_NUM_2G_20_TARGET_POWERS];
	struct cal_target_power_ht
	 calTargetPower2GHT20[AR5416_NUM_2G_20_TARGET_POWERS];
	struct cal_target_power_ht
	 calTargetPower2GHT40[AR5416_NUM_2G_40_TARGET_POWERS];
	u8 ctlIndex[AR5416_NUM_CTLS];
	struct cal_ctl_data ctlData[AR5416_NUM_CTLS];
	u8 padding;
} __packed;

struct ar5416_eeprom_4k {
	struct base_eep_header_4k baseEepHeader;
	u8 custData[20];
	struct modal_eep_4k_header modalHeader;
	u8 calFreqPier2G[AR5416_EEP4K_NUM_2G_CAL_PIERS];
	struct cal_data_per_freq_4k
	calPierData2G[AR5416_EEP4K_MAX_CHAINS][AR5416_EEP4K_NUM_2G_CAL_PIERS];
	struct cal_target_power_leg
	calTargetPowerCck[AR5416_EEP4K_NUM_2G_CCK_TARGET_POWERS];
	struct cal_target_power_leg
	calTargetPower2G[AR5416_EEP4K_NUM_2G_20_TARGET_POWERS];
	struct cal_target_power_ht
	calTargetPower2GHT20[AR5416_EEP4K_NUM_2G_20_TARGET_POWERS];
	struct cal_target_power_ht
	calTargetPower2GHT40[AR5416_EEP4K_NUM_2G_40_TARGET_POWERS];
	u8 ctlIndex[AR5416_EEP4K_NUM_CTLS];
	struct cal_ctl_data_4k ctlData[AR5416_EEP4K_NUM_CTLS];
	u8 padding;
} __packed;

struct ar5416IniArray {
	u32 *ia_array;
	u32 ia_rows;
	u32 ia_columns;
};

#define INIT_INI_ARRAY(iniarray, array, rows, columns) do {	\
		(iniarray)->ia_array = (u32 *)(array);		\
		(iniarray)->ia_rows = (rows);			\
		(iniarray)->ia_columns = (columns);		\
	} while (0)

#define INI_RA(iniarray, row, column) \
	(((iniarray)->ia_array)[(row) *	((iniarray)->ia_columns) + (column)])

#define INIT_CAL(_perCal) do {				\
		(_perCal)->calState = CAL_WAITING;	\
		(_perCal)->calNext = NULL;		\
	} while (0)

#define INSERT_CAL(_ahp, _perCal)					\
	do {								\
		if ((_ahp)->ah_cal_list_last == NULL) {			\
			(_ahp)->ah_cal_list =				\
				(_ahp)->ah_cal_list_last = (_perCal);	\
			((_ahp)->ah_cal_list_last)->calNext = (_perCal); \
		} else {						\
			((_ahp)->ah_cal_list_last)->calNext = (_perCal); \
			(_ahp)->ah_cal_list_last = (_perCal);		\
			(_perCal)->calNext = (_ahp)->ah_cal_list;	\
		}							\
	} while (0)

enum hal_cal_types {
	ADC_DC_INIT_CAL = 0x1,
	ADC_GAIN_CAL = 0x2,
	ADC_DC_CAL = 0x4,
	IQ_MISMATCH_CAL = 0x8
};

enum hal_cal_state {
	CAL_INACTIVE,
	CAL_WAITING,
	CAL_RUNNING,
	CAL_DONE
};

#define MIN_CAL_SAMPLES     1
#define MAX_CAL_SAMPLES    64
#define INIT_LOG_COUNT      5
#define PER_MIN_LOG_COUNT   2
#define PER_MAX_LOG_COUNT  10

struct hal_percal_data {
	enum hal_cal_types calType;
	u32 calNumSamples;
	u32 calCountMax;
	void (*calCollect) (struct ath_hal *);
	void (*calPostProc) (struct ath_hal *, u8);
};

struct hal_cal_list {
	const struct hal_percal_data *calData;
	enum hal_cal_state calState;
	struct hal_cal_list *calNext;
};

/*
 * Enum to indentify the eeprom mappings
 */
enum hal_eep_map {
	EEP_MAP_DEFAULT = 0x0,
	EEP_MAP_4KBITS,
	EEP_MAP_MAX
};


struct ath_hal_5416 {
	struct ath_hal ah;
	union {
		struct ar5416_eeprom_def def;
		struct ar5416_eeprom_4k map4k;
	} ah_eeprom;
	struct ar5416Stats ah_stats;
	struct ath9k_tx_queue_info ah_txq[ATH9K_NUM_TX_QUEUES];
	void __iomem *ah_cal_mem;

	u8 ah_macaddr[ETH_ALEN];
	u8 ah_bssid[ETH_ALEN];
	u8 ah_bssidmask[ETH_ALEN];
	u16 ah_assocId;

	int16_t ah_curchanRadIndex;
	u32 ah_maskReg;
	u32 ah_txOkInterruptMask;
	u32 ah_txErrInterruptMask;
	u32 ah_txDescInterruptMask;
	u32 ah_txEolInterruptMask;
	u32 ah_txUrnInterruptMask;
	bool ah_chipFullSleep;
	u32 ah_atimWindow;
	u16 ah_antennaSwitchSwap;
	enum ath9k_power_mode ah_powerMode;
	enum ath9k_ant_setting ah_diversityControl;

	/* Calibration */
	enum hal_cal_types ah_suppCals;
	struct hal_cal_list ah_iqCalData;
	struct hal_cal_list ah_adcGainCalData;
	struct hal_cal_list ah_adcDcCalInitData;
	struct hal_cal_list ah_adcDcCalData;
	struct hal_cal_list *ah_cal_list;
	struct hal_cal_list *ah_cal_list_last;
	struct hal_cal_list *ah_cal_list_curr;
#define ah_totalPowerMeasI ah_Meas0.unsign
#define ah_totalPowerMeasQ ah_Meas1.unsign
#define ah_totalIqCorrMeas ah_Meas2.sign
#define ah_totalAdcIOddPhase  ah_Meas0.unsign
#define ah_totalAdcIEvenPhase ah_Meas1.unsign
#define ah_totalAdcQOddPhase  ah_Meas2.unsign
#define ah_totalAdcQEvenPhase ah_Meas3.unsign
#define ah_totalAdcDcOffsetIOddPhase  ah_Meas0.sign
#define ah_totalAdcDcOffsetIEvenPhase ah_Meas1.sign
#define ah_totalAdcDcOffsetQOddPhase  ah_Meas2.sign
#define ah_totalAdcDcOffsetQEvenPhase ah_Meas3.sign
	union {
		u32 unsign[AR5416_MAX_CHAINS];
		int32_t sign[AR5416_MAX_CHAINS];
	} ah_Meas0;
	union {
		u32 unsign[AR5416_MAX_CHAINS];
		int32_t sign[AR5416_MAX_CHAINS];
	} ah_Meas1;
	union {
		u32 unsign[AR5416_MAX_CHAINS];
		int32_t sign[AR5416_MAX_CHAINS];
	} ah_Meas2;
	union {
		u32 unsign[AR5416_MAX_CHAINS];
		int32_t sign[AR5416_MAX_CHAINS];
	} ah_Meas3;
	u16 ah_CalSamples;

	u32 ah_staId1Defaults;
	u32 ah_miscMode;
	enum {
		AUTO_32KHZ,
		USE_32KHZ,
		DONT_USE_32KHZ,
	} ah_enable32kHzClock;

	/* RF */
	u32 *ah_analogBank0Data;
	u32 *ah_analogBank1Data;
	u32 *ah_analogBank2Data;
	u32 *ah_analogBank3Data;
	u32 *ah_analogBank6Data;
	u32 *ah_analogBank6TPCData;
	u32 *ah_analogBank7Data;
	u32 *ah_addac5416_21;
	u32 *ah_bank6Temp;

	int16_t ah_txPowerIndexOffset;
	u32 ah_beaconInterval;
	u32 ah_slottime;
	u32 ah_acktimeout;
	u32 ah_ctstimeout;
	u32 ah_globaltxtimeout;
	u8 ah_gBeaconRate;
	u32 ah_gpioSelect;
	u32 ah_polarity;
	u32 ah_gpioBit;

	/* ANI */
	u32 ah_procPhyErr;
	bool ah_hasHwPhyCounters;
	u32 ah_aniPeriod;
	struct ar5416AniState *ah_curani;
	struct ar5416AniState ah_ani[255];
	int ah_totalSizeDesired[5];
	int ah_coarseHigh[5];
	int ah_coarseLow[5];
	int ah_firpwr[5];
	enum ath9k_ani_cmd ah_ani_function;

	u32 ah_intrTxqs;
	bool ah_intrMitigation;
	enum ath9k_ht_extprotspacing ah_extprotspacing;
	u8 ah_txchainmask;
	u8 ah_rxchainmask;

	struct ar5416IniArray ah_iniModes;
	struct ar5416IniArray ah_iniCommon;
	struct ar5416IniArray ah_iniBank0;
	struct ar5416IniArray ah_iniBB_RfGain;
	struct ar5416IniArray ah_iniBank1;
	struct ar5416IniArray ah_iniBank2;
	struct ar5416IniArray ah_iniBank3;
	struct ar5416IniArray ah_iniBank6;
	struct ar5416IniArray ah_iniBank6TPC;
	struct ar5416IniArray ah_iniBank7;
	struct ar5416IniArray ah_iniAddac;
	struct ar5416IniArray ah_iniPcieSerdes;
	struct ar5416IniArray ah_iniModesAdditional;
	struct ar5416IniArray ah_iniModesRxGain;
	struct ar5416IniArray ah_iniModesTxGain;
	/* To indicate EEPROM mapping used */
	enum hal_eep_map ah_eep_map;
};
#define AH5416(_ah) ((struct ath_hal_5416 *)(_ah))

#define FREQ2FBIN(x, y) ((y) ? ((x) - 2300) : (((x) - 4800) / 5))

#define ar5416RfDetach(ah) do {					\
		if (AH5416(ah)->ah_rfHal.rfDetach != NULL)	\
			AH5416(ah)->ah_rfHal.rfDetach(ah);	\
	} while (0)

#define ath9k_hw_use_flash(_ah)			\
	(!(_ah->ah_flags & AH_USE_EEPROM))


#define DO_DELAY(x) do {			\
		if ((++(x) % 64) == 0)          \
			udelay(1);		\
	} while (0)

#define REG_WRITE_ARRAY(iniarray, column, regWr) do {                   \
		int r;							\
		for (r = 0; r < ((iniarray)->ia_rows); r++) {		\
			REG_WRITE(ah, INI_RA((iniarray), (r), 0),	\
				  INI_RA((iniarray), r, (column)));	\
			DO_DELAY(regWr);				\
		}							\
	} while (0)

#define BASE_ACTIVATE_DELAY         100
#define RTC_PLL_SETTLE_DELAY        1000
#define COEF_SCALE_S                24
#define HT40_CHANNEL_CENTER_SHIFT   10

#define AR5416_EEPROM_MAGIC_OFFSET  0x0

#define AR5416_EEPROM_S             2
#define AR5416_EEPROM_OFFSET        0x2000
#define AR5416_EEPROM_START_ADDR \
	(AR_SREV_9100(ah)) ? 0x1fff1000 : 0x503f1200
#define AR5416_EEPROM_MAX           0xae0
#define ar5416_get_eep_ver(_ahp) \
	(((_ahp)->ah_eeprom.def.baseEepHeader.version >> 12) & 0xF)
#define ar5416_get_eep_rev(_ahp) \
	(((_ahp)->ah_eeprom.def.baseEepHeader.version) & 0xFFF)
#define ar5416_get_ntxchains(_txchainmask) \
	(((_txchainmask >> 2) & 1) + \
		((_txchainmask >> 1) & 1) + (_txchainmask & 1))

/* EEPROM 4K bit map definations */
#define ar5416_get_eep4k_ver(_ahp)   \
    (((_ahp)->ah_eeprom.map4k.baseEepHeader.version >> 12) & 0xF)
#define ar5416_get_eep4k_rev(_ahp)   \
    (((_ahp)->ah_eeprom.map4k.baseEepHeader.version) & 0xFFF)


#ifdef __BIG_ENDIAN
#define AR5416_EEPROM_MAGIC 0x5aa5
#else
#define AR5416_EEPROM_MAGIC 0xa55a
#endif

#define ATH9K_POW_SM(_r, _s)     (((_r) & 0x3f) << (_s))

#define ATH9K_ANTENNA0_CHAINMASK        0x1
#define ATH9K_ANTENNA1_CHAINMASK        0x2

#define ATH9K_NUM_DMA_DEBUG_REGS        8
#define ATH9K_NUM_QUEUES                10

#define HAL_NOISE_IMMUNE_MAX            4
#define HAL_SPUR_IMMUNE_MAX             7
#define HAL_FIRST_STEP_MAX              2

#define ATH9K_ANI_OFDM_TRIG_HIGH          500
#define ATH9K_ANI_OFDM_TRIG_LOW           200
#define ATH9K_ANI_CCK_TRIG_HIGH           200
#define ATH9K_ANI_CCK_TRIG_LOW            100
#define ATH9K_ANI_NOISE_IMMUNE_LVL        4
#define ATH9K_ANI_USE_OFDM_WEAK_SIG       true
#define ATH9K_ANI_CCK_WEAK_SIG_THR        false
#define ATH9K_ANI_SPUR_IMMUNE_LVL         7
#define ATH9K_ANI_FIRSTEP_LVL             0
#define ATH9K_ANI_RSSI_THR_HIGH           40
#define ATH9K_ANI_RSSI_THR_LOW            7
#define ATH9K_ANI_PERIOD                  100

#define AR_GPIOD_MASK                   0x00001FFF
#define AR_GPIO_BIT(_gpio)              (1 << (_gpio))

#define HAL_EP_RND(x, mul) \
	((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul))
#define BEACON_RSSI(ahp) \
	HAL_EP_RND(ahp->ah_stats.ast_nodestats.ns_avgbrssi, \
		ATH9K_RSSI_EP_MULTIPLIER)

#define ah_mibStats     ah_stats.ast_mibstats

#define AH_TIMEOUT         100000
#define AH_TIME_QUANTUM        10

#define AR_KEYTABLE_SIZE 128
#define POWER_UP_TIME    200000

#define EXT_ADDITIVE (0x8000)
#define CTL_11A_EXT (CTL_11A | EXT_ADDITIVE)
#define CTL_11G_EXT (CTL_11G | EXT_ADDITIVE)
#define CTL_11B_EXT (CTL_11B | EXT_ADDITIVE)

#define SUB_NUM_CTL_MODES_AT_5G_40 2
#define SUB_NUM_CTL_MODES_AT_2G_40 3
#define SPUR_RSSI_THRESH 40

#define TU_TO_USEC(_tu)         ((_tu) << 10)

#define CAB_TIMEOUT_VAL         10
#define BEACON_TIMEOUT_VAL      10
#define MIN_BEACON_TIMEOUT_VAL   1
#define SLEEP_SLOP               3

#define CCK_SIFS_TIME        10
#define CCK_PREAMBLE_BITS   144
#define CCK_PLCP_BITS        48

#define OFDM_SIFS_TIME        16
#define OFDM_PREAMBLE_TIME    20
#define OFDM_PLCP_BITS        22
#define OFDM_SYMBOL_TIME      4

#define OFDM_SIFS_TIME_HALF     32
#define OFDM_PREAMBLE_TIME_HALF 40
#define OFDM_PLCP_BITS_HALF     22
#define OFDM_SYMBOL_TIME_HALF   8

#define OFDM_SIFS_TIME_QUARTER      64
#define OFDM_PREAMBLE_TIME_QUARTER  80
#define OFDM_PLCP_BITS_QUARTER      22
#define OFDM_SYMBOL_TIME_QUARTER    16

u32 ath9k_hw_get_eeprom(struct ath_hal *ah,
			enum eeprom_param param);

#endif
