/*
 * This is part of rtl8187 OpenSource driver.
 * Copyright (C) Andrea Merello 2004-2005  <andrea.merello@gmail.com>
 * Released under the terms of GPL (General Public Licence)
 *
 * Parts of this driver are based on the GPL part of the
 * official realtek driver
 *
 * Parts of this driver are based on the rtl8192 driver skeleton
 * from Patric Schenke & Andres Salomon
 *
 * Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver
 *
 * We want to thank the Authors of those projects and the Ndiswrapper
 * project Authors.
 */

#ifndef R819xU_H
#define R819xU_H

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/ioport.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/netdevice.h>
#include <linux/usb.h>
#include <linux/etherdevice.h>
#include <linux/delay.h>
#include <linux/rtnetlink.h>
#include <linux/wireless.h>
#include <linux/timer.h>
#include <linux/proc_fs.h>
#include <linux/if_arp.h>
#include <linux/random.h>
#include <asm/io.h>
#include "ieee80211/ieee80211.h"

#define RTL8192U
#define RTL819xU_MODULE_NAME "rtl819xU"
/* HW security */
#define MAX_KEY_LEN     61
#define KEY_BUF_SIZE    5

#define BIT0            0x00000001
#define BIT1            0x00000002
#define BIT2            0x00000004
#define BIT3            0x00000008
#define BIT4            0x00000010
#define BIT5            0x00000020
#define BIT6            0x00000040
#define BIT7            0x00000080
#define BIT8            0x00000100
#define BIT9            0x00000200
#define BIT10           0x00000400
#define BIT11           0x00000800
#define BIT12           0x00001000
#define BIT13           0x00002000
#define BIT14           0x00004000
#define BIT15           0x00008000
#define BIT16           0x00010000
#define BIT17           0x00020000
#define BIT18           0x00040000
#define BIT19           0x00080000
#define BIT20           0x00100000
#define BIT21           0x00200000
#define BIT22           0x00400000
#define BIT23           0x00800000
#define BIT24           0x01000000
#define BIT25           0x02000000
#define BIT26           0x04000000
#define BIT27           0x08000000
#define BIT28           0x10000000
#define BIT29           0x20000000
#define BIT30           0x40000000
#define BIT31           0x80000000

#define	Rx_Smooth_Factor		20
#define DMESG(x, a...)
#define DMESGW(x, a...)
#define DMESGE(x, a...)
extern u32 rt_global_debug_component;
#define RT_TRACE(component, x, args...) \
	do {							\
		if (rt_global_debug_component & component)	\
			pr_debug("RTL8192U: " x "\n", ##args);	\
	} while (0)

#define COMP_TRACE              BIT0  /* Function call tracing. */
#define COMP_DBG                BIT1
#define COMP_INIT               BIT2  /* Driver initialization/halt/reset. */


#define COMP_RECV               BIT3  /* Receive data path. */
#define COMP_SEND               BIT4  /* Send data path. */
#define COMP_IO                 BIT5
/* 802.11 Power Save mode or System/Device Power state. */
#define COMP_POWER              BIT6
/* 802.11 link related: join/start BSS, leave BSS. */
#define COMP_EPROM              BIT7
#define COMP_SWBW               BIT8  /* Bandwidth switch. */
#define COMP_POWER_TRACKING     BIT9  /* 8190 TX Power Tracking */
#define COMP_TURBO              BIT10 /* Turbo Mode */
#define COMP_QOS                BIT11
#define COMP_RATE               BIT12 /* Rate Adaptive mechanism */
#define COMP_RM                 BIT13 /* Radio Measurement */
#define COMP_DIG                BIT14
#define COMP_PHY                BIT15
#define COMP_CH                 BIT16 /* Channel setting debug */
#define COMP_TXAGC              BIT17 /* Tx power */
#define COMP_HIPWR              BIT18 /* High Power Mechanism */
#define COMP_HALDM              BIT19 /* HW Dynamic Mechanism */
#define COMP_SEC                BIT20 /* Event handling */
#define COMP_LED                BIT21
#define COMP_RF                 BIT22
#define COMP_RXDESC             BIT23 /* Rx desc information for SD3 debug */

/* 11n or 8190 specific code */

#define COMP_FIRMWARE           BIT24 /* Firmware downloading */
#define COMP_HT                 BIT25 /* 802.11n HT related information */
#define COMP_AMSDU              BIT26 /* A-MSDU Debugging */
#define COMP_SCAN               BIT27
#define COMP_DOWN               BIT29 /* rm driver module */
#define COMP_RESET              BIT30 /* Silent reset */
#define COMP_ERR                BIT31 /* Error out, always on */

#define RTL819x_DEBUG
#ifdef RTL819x_DEBUG
#define RTL8192U_ASSERT(expr) \
	do {								\
		if (!(expr)) {						\
			pr_debug("Assertion failed! %s, %s, %s, line = %d\n", \
				 #expr, __FILE__, __func__, __LINE__);	\
		}							\
	} while (0)
/*
 * Debug out data buf.
 * If you want to print DATA buffer related BA,
 * please set ieee80211_debug_level to DATA|BA
 */
#define RT_DEBUG_DATA(level, data, datalen) \
	do {								\
		if ((rt_global_debug_component & (level)) == (level)) {	\
			int i;						\
			u8 *pdata = (u8 *) data;			\
			pr_debug("RTL8192U: %s()\n", __func__);		\
			for (i = 0; i < (int)(datalen); i++) {		\
				printk("%2x ", pdata[i]);               \
				if ((i+1)%16 == 0)			\
					printk("\n");			\
			}						\
			printk("\n");					\
		}							\
	} while (0)
#else
#define RTL8192U_ASSERT(expr) do {} while (0)
#define RT_DEBUG_DATA(level, data, datalen) do {} while (0)
#endif /* RTL8169_DEBUG */


/* Queue Select Value in TxDesc */
#define QSLT_BK                                 0x1
#define QSLT_BE                                 0x0
#define QSLT_VI                                 0x4
#define QSLT_VO                                 0x6
#define QSLT_BEACON                             0x10
#define QSLT_HIGH                               0x11
#define QSLT_MGNT                               0x12
#define QSLT_CMD                                0x13

#define DESC90_RATE1M                           0x00
#define DESC90_RATE2M                           0x01
#define DESC90_RATE5_5M                         0x02
#define DESC90_RATE11M                          0x03
#define DESC90_RATE6M                           0x04
#define DESC90_RATE9M                           0x05
#define DESC90_RATE12M                          0x06
#define DESC90_RATE18M                          0x07
#define DESC90_RATE24M                          0x08
#define DESC90_RATE36M                          0x09
#define DESC90_RATE48M                          0x0a
#define DESC90_RATE54M                          0x0b
#define DESC90_RATEMCS0                         0x00
#define DESC90_RATEMCS1                         0x01
#define DESC90_RATEMCS2                         0x02
#define DESC90_RATEMCS3                         0x03
#define DESC90_RATEMCS4                         0x04
#define DESC90_RATEMCS5                         0x05
#define DESC90_RATEMCS6                         0x06
#define DESC90_RATEMCS7                         0x07
#define DESC90_RATEMCS8                         0x08
#define DESC90_RATEMCS9                         0x09
#define DESC90_RATEMCS10                        0x0a
#define DESC90_RATEMCS11                        0x0b
#define DESC90_RATEMCS12                        0x0c
#define DESC90_RATEMCS13                        0x0d
#define DESC90_RATEMCS14                        0x0e
#define DESC90_RATEMCS15                        0x0f
#define DESC90_RATEMCS32                        0x20

#define RTL819X_DEFAULT_RF_TYPE RF_1T2R

#define IEEE80211_WATCH_DOG_TIME    2000
#define		PHY_Beacon_RSSI_SLID_WIN_MAX		10
/* For Tx Power Tracking */
#define		OFDM_Table_Length	19
#define	CCK_Table_length	12

/* For rtl819x */
typedef struct _tx_desc_819x_usb {
	/* DWORD 0 */
	u16	PktSize;
	u8	Offset;
	u8	Reserved0:3;
	u8	CmdInit:1;
	u8	LastSeg:1;
	u8	FirstSeg:1;
	u8	LINIP:1;
	u8	OWN:1;

	/* DWORD 1 */
	u8	TxFWInfoSize;
	u8	RATid:3;
	u8	DISFB:1;
	u8	USERATE:1;
	u8	MOREFRAG:1;
	u8	NoEnc:1;
	u8	PIFS:1;
	u8	QueueSelect:5;
	u8	NoACM:1;
	u8	Reserved1:2;
	u8	SecCAMID:5;
	u8	SecDescAssign:1;
	u8	SecType:2;

	/* DWORD 2 */
	u16	TxBufferSize;
	u8	ResvForPaddingLen:7;
	u8	Reserved3:1;
	u8	Reserved4;

	/* DWORD 3, 4, 5 */
	u32	Reserved5;
	u32	Reserved6;
	u32	Reserved7;
} tx_desc_819x_usb, *ptx_desc_819x_usb;

#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE
typedef struct _tx_desc_819x_usb_aggr_subframe {
	/* DWORD 0 */
	u16	PktSize;
	u8	Offset;
	u8	TxFWInfoSize;

	/* DWORD 1 */
	u8	RATid:3;
	u8	DISFB:1;
	u8	USERATE:1;
	u8	MOREFRAG:1;
	u8	NoEnc:1;
	u8	PIFS:1;
	u8	QueueSelect:5;
	u8	NoACM:1;
	u8	Reserved1:2;
	u8	SecCAMID:5;
	u8	SecDescAssign:1;
	u8	SecType:2;
	u8	PacketID:7;
	u8	OWN:1;
} tx_desc_819x_usb_aggr_subframe, *ptx_desc_819x_usb_aggr_subframe;
#endif


typedef struct _tx_desc_cmd_819x_usb {
	/* DWORD 0 */
	u16	Reserved0;
	u8	Reserved1;
	u8	Reserved2:3;
	u8	CmdInit:1;
	u8	LastSeg:1;
	u8	FirstSeg:1;
	u8	LINIP:1;
	u8	OWN:1;

	/* DOWRD 1 */
	u8	TxFWInfoSize;
	u8	Reserved3;
	u8	QueueSelect;
	u8	Reserved4;

	/* DOWRD 2 */
	u16	TxBufferSize;
	u16	Reserved5;

	/* DWORD 3, 4, 5 */
	u32	Reserved6;
	u32	Reserved7;
	u32	Reserved8;
} tx_desc_cmd_819x_usb, *ptx_desc_cmd_819x_usb;


typedef struct _tx_fwinfo_819x_usb {
	/* DOWRD 0 */
	u8	TxRate:7;
	u8	CtsEnable:1;
	u8	RtsRate:7;
	u8	RtsEnable:1;
	u8	TxHT:1;
	u8	Short:1;        /* Error out, always on */
	u8	TxBandwidth:1;	/* Used for HT MCS rate only */
	u8	TxSubCarrier:2; /* Used for legacy OFDM rate only */
	u8	STBC:2;
	u8	AllowAggregation:1;
	/* Interpret RtsRate field as high throughput data rate */
	u8	RtsHT:1;
	u8	RtsShort:1;     /* Short PLCP for CCK or short GI for 11n MCS */
	u8	RtsBandwidth:1;	/* Used for HT MCS rate only */
	u8	RtsSubcarrier:2;/* Used for legacy OFDM rate only */
	u8	RtsSTBC:2;
	/* Enable firmware to recalculate and assign packet duration */
	u8	EnableCPUDur:1;

	/* DWORD 1 */
	u32	RxMF:2;
	u32	RxAMD:3;
	/* 1 indicate Tx info gathered by firmware and returned by Rx Cmd */
	u32	TxPerPktInfoFeedback:1;
	u32	Reserved1:2;
	u32	TxAGCOffSet:4;
	u32	TxAGCSign:1;
	u32	Tx_INFO_RSVD:6;
	u32	PacketID:13;
} tx_fwinfo_819x_usb, *ptx_fwinfo_819x_usb;

typedef struct rtl8192_rx_info {
	struct urb *urb;
	struct net_device *dev;
	u8 out_pipe;
} rtl8192_rx_info ;

typedef struct rx_desc_819x_usb {
	/* DOWRD 0 */
	u16                 Length:14;
	u16                 CRC32:1;
	u16                 ICV:1;
	u8                  RxDrvInfoSize;
	u8                  Shift:2;
	u8                  PHYStatus:1;
	u8                  SWDec:1;
	u8                  Reserved1:4;

	/* DWORD 1 */
	u32                 Reserved2;
} rx_desc_819x_usb, *prx_desc_819x_usb;

#ifdef USB_RX_AGGREGATION_SUPPORT
typedef struct _rx_desc_819x_usb_aggr_subframe {
	/* DOWRD 0 */
	u16			Length:14;
	u16			CRC32:1;
	u16			ICV:1;
	u8			Offset;
	u8			RxDrvInfoSize;
	/* DOWRD 1 */
	u8			Shift:2;
	u8			PHYStatus:1;
	u8			SWDec:1;
	u8			Reserved1:4;
	u8			Reserved2;
	u16			Reserved3;
} rx_desc_819x_usb_aggr_subframe, *prx_desc_819x_usb_aggr_subframe;
#endif

typedef struct rx_drvinfo_819x_usb {
	/* DWORD 0 */
	u16                 Reserved1:12;
	u16                 PartAggr:1;
	u16                 FirstAGGR:1;
	u16                 Reserved2:2;

	u8                  RxRate:7;
	u8                  RxHT:1;

	u8                  BW:1;
	u8                  SPLCP:1;
	u8                  Reserved3:2;
	u8                  PAM:1;
	u8                  Mcast:1;
	u8                  Bcast:1;
	u8                  Reserved4:1;

	/* DWORD 1 */
	u32                  TSFL;

} rx_drvinfo_819x_usb, *prx_drvinfo_819x_usb;

/* Support till 64 bit bus width OS */
#define MAX_DEV_ADDR_SIZE		8
/* For RTL8190 */
#define MAX_FIRMWARE_INFORMATION_SIZE   32
#define MAX_802_11_HEADER_LENGTH        (40 + MAX_FIRMWARE_INFORMATION_SIZE)
#define ENCRYPTION_MAX_OVERHEAD		128
#define	USB_HWDESC_HEADER_LEN		sizeof(tx_desc_819x_usb)
#define TX_PACKET_SHIFT_BYTES		(USB_HWDESC_HEADER_LEN + sizeof(tx_fwinfo_819x_usb))
#define MAX_FRAGMENT_COUNT		8
#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE
#define MAX_TRANSMIT_BUFFER_SIZE			32000
#else
#define MAX_TRANSMIT_BUFFER_SIZE			8000
#endif
#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE
#define TX_PACKET_DRVAGGR_SUBFRAME_SHIFT_BYTES (sizeof(tx_desc_819x_usb_aggr_subframe) + sizeof(tx_fwinfo_819x_usb))
#endif
/* Octets for crc32 (FCS, ICV) */
#define scrclng					4

typedef enum rf_optype {
	RF_OP_By_SW_3wire = 0,
	RF_OP_By_FW,
	RF_OP_MAX
} rf_op_type;
/* 8190 Loopback Mode definition */
typedef enum _rtl819xUsb_loopback {
	RTL819xU_NO_LOOPBACK = 0,
	RTL819xU_MAC_LOOPBACK = 1,
	RTL819xU_DMA_LOOPBACK = 2,
	RTL819xU_CCK_LOOPBACK = 3,
} rtl819xUsb_loopback_e;

/* due to rtl8192 firmware */
typedef enum _desc_packet_type_e {
	DESC_PACKET_TYPE_INIT = 0,
	DESC_PACKET_TYPE_NORMAL = 1,
} desc_packet_type_e;

typedef enum _firmware_status {
	FW_STATUS_0_INIT = 0,
	FW_STATUS_1_MOVE_BOOT_CODE = 1,
	FW_STATUS_2_MOVE_MAIN_CODE = 2,
	FW_STATUS_3_TURNON_CPU = 3,
	FW_STATUS_4_MOVE_DATA_CODE = 4,
	FW_STATUS_5_READY = 5,
} firmware_status_e;

typedef struct _rt_firmare_seg_container {
	u16	seg_size;
	u8	*seg_ptr;
} fw_seg_container, *pfw_seg_container;
typedef struct _rt_firmware {
	firmware_status_e firmware_status;
	u16               cmdpacket_frag_thresold;
#define RTL8190_MAX_FIRMWARE_CODE_SIZE  64000
	u8                firmware_buf[RTL8190_MAX_FIRMWARE_CODE_SIZE];
	u16               firmware_buf_size;
} rt_firmware, *prt_firmware;

/* Add this to 9100 bytes to receive A-MSDU from RT-AP */
#define MAX_RECEIVE_BUFFER_SIZE	9100

typedef struct _rt_firmware_info_819xUsb {
	u8		sz_info[16];
} rt_firmware_info_819xUsb, *prt_firmware_info_819xUsb;

/* Firmware Queue Layout */
#define NUM_OF_FIRMWARE_QUEUE		10
#define NUM_OF_PAGES_IN_FW		0x100

#ifdef USE_ONE_PIPE
#define NUM_OF_PAGE_IN_FW_QUEUE_BE	0x000
#define NUM_OF_PAGE_IN_FW_QUEUE_BK	0x000
#define NUM_OF_PAGE_IN_FW_QUEUE_VI	0x0ff
#define NUM_OF_PAGE_IN_FW_QUEUE_VO	0x000
#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA	0
#define NUM_OF_PAGE_IN_FW_QUEUE_CMD	0x0
#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT	0x00
#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH	0
#define NUM_OF_PAGE_IN_FW_QUEUE_BCN	0x0
#define NUM_OF_PAGE_IN_FW_QUEUE_PUB	0x00
#else

#define NUM_OF_PAGE_IN_FW_QUEUE_BE	0x020
#define NUM_OF_PAGE_IN_FW_QUEUE_BK	0x020
#define NUM_OF_PAGE_IN_FW_QUEUE_VI	0x040
#define NUM_OF_PAGE_IN_FW_QUEUE_VO	0x040
#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA	0
#define NUM_OF_PAGE_IN_FW_QUEUE_CMD	0x4
#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT	0x20
#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH	0
#define NUM_OF_PAGE_IN_FW_QUEUE_BCN	0x4
#define NUM_OF_PAGE_IN_FW_QUEUE_PUB	0x18

#endif

#define APPLIED_RESERVED_QUEUE_IN_FW	0x80000000
#define RSVD_FW_QUEUE_PAGE_BK_SHIFT	0x00
#define RSVD_FW_QUEUE_PAGE_BE_SHIFT	0x08
#define RSVD_FW_QUEUE_PAGE_VI_SHIFT	0x10
#define RSVD_FW_QUEUE_PAGE_VO_SHIFT	0x18
#define RSVD_FW_QUEUE_PAGE_MGNT_SHIFT	0x10
#define RSVD_FW_QUEUE_PAGE_CMD_SHIFT	0x08
#define RSVD_FW_QUEUE_PAGE_BCN_SHIFT	0x00
#define RSVD_FW_QUEUE_PAGE_PUB_SHIFT	0x08

/*
 * =================================================================
 * =================================================================
 */

#define EPROM_93c46 0
#define EPROM_93c56 1

#define DEFAULT_FRAG_THRESHOLD 2342U
#define MIN_FRAG_THRESHOLD     256U
#define DEFAULT_BEACONINTERVAL 0x64U
#define DEFAULT_BEACON_ESSID "Rtl819xU"

#define DEFAULT_SSID ""
#define DEFAULT_RETRY_RTS 7
#define DEFAULT_RETRY_DATA 7
#define PRISM_HDR_SIZE 64

#define		PHY_RSSI_SLID_WIN_MAX				100


typedef enum _WIRELESS_MODE {
	WIRELESS_MODE_UNKNOWN = 0x00,
	WIRELESS_MODE_A = 0x01,
	WIRELESS_MODE_B = 0x02,
	WIRELESS_MODE_G = 0x04,
	WIRELESS_MODE_AUTO = 0x08,
	WIRELESS_MODE_N_24G = 0x10,
	WIRELESS_MODE_N_5G = 0x20
} WIRELESS_MODE;


#define RTL_IOCTL_WPA_SUPPLICANT		(SIOCIWFIRSTPRIV + 30)

typedef struct buffer {
	struct buffer *next;
	u32 *buf;

} buffer;

typedef struct rtl_reg_debug {
	unsigned int  cmd;
	struct {
		unsigned char type;
		unsigned char addr;
		unsigned char page;
		unsigned char length;
	} head;
	unsigned char buf[0xff];
} rtl_reg_debug;


typedef struct _rt_9x_tx_rate_history {
	u32             cck[4];
	u32             ofdm[8];
	u32             ht_mcs[4][16];
} rt_tx_rahis_t, *prt_tx_rahis_t;
typedef struct _RT_SMOOTH_DATA_4RF {
	char    elements[4][100]; /* array to store values */
	u32     index;            /* index to current array to store */
	u32     TotalNum;         /* num of valid elements */
	u32     TotalVal[4];      /* sum of valid elements */
} RT_SMOOTH_DATA_4RF, *PRT_SMOOTH_DATA_4RF;

/* This maybe changed for D-cut larger aggregation size */
#define MAX_8192U_RX_SIZE			8192
/* Stats seems messed up, clean it ASAP */
typedef struct Stats {
	unsigned long txrdu;
	unsigned long rxok;
	unsigned long rxframgment;
	unsigned long rxurberr;
	unsigned long rxstaterr;
	/* 0: Total, 1: OK, 2: CRC, 3: ICV */
	unsigned long received_rate_histogram[4][32];
	/* 0: Long preamble/GI, 1: Short preamble/GI */
	unsigned long received_preamble_GI[2][32];
	/* level: (<4K), (4K~8K), (8K~16K), (16K~32K), (32K~64K) */
	unsigned long rx_AMPDUsize_histogram[5];
	/* level: (<5), (5~10), (10~20), (20~40), (>40) */
	unsigned long rx_AMPDUnum_histogram[5];
	unsigned long numpacket_matchbssid;
	unsigned long numpacket_toself;
	unsigned long num_process_phyinfo;
	unsigned long numqry_phystatus;
	unsigned long numqry_phystatusCCK;
	unsigned long numqry_phystatusHT;
	/* 0: 20M, 1: funn40M, 2: upper20M, 3: lower20M, 4: duplicate */
	unsigned long received_bwtype[5];
	unsigned long txnperr;
	unsigned long txnpdrop;
	unsigned long txresumed;
	unsigned long txnpokint;
	unsigned long txoverflow;
	unsigned long txlpokint;
	unsigned long txlpdrop;
	unsigned long txlperr;
	unsigned long txbeokint;
	unsigned long txbedrop;
	unsigned long txbeerr;
	unsigned long txbkokint;
	unsigned long txbkdrop;
	unsigned long txbkerr;
	unsigned long txviokint;
	unsigned long txvidrop;
	unsigned long txvierr;
	unsigned long txvookint;
	unsigned long txvodrop;
	unsigned long txvoerr;
	unsigned long txbeaconokint;
	unsigned long txbeacondrop;
	unsigned long txbeaconerr;
	unsigned long txmanageokint;
	unsigned long txmanagedrop;
	unsigned long txmanageerr;
	unsigned long txdatapkt;
	unsigned long txfeedback;
	unsigned long txfeedbackok;

	unsigned long txoktotal;
	unsigned long txokbytestotal;
	unsigned long txokinperiod;
	unsigned long txmulticast;
	unsigned long txbytesmulticast;
	unsigned long txbroadcast;
	unsigned long txbytesbroadcast;
	unsigned long txunicast;
	unsigned long txbytesunicast;

	unsigned long rxoktotal;
	unsigned long rxbytesunicast;
	unsigned long txfeedbackfail;
	unsigned long txerrtotal;
	unsigned long txerrbytestotal;
	unsigned long txerrmulticast;
	unsigned long txerrbroadcast;
	unsigned long txerrunicast;
	unsigned long txretrycount;
	unsigned long txfeedbackretry;
	u8	      last_packet_rate;
	unsigned long slide_signal_strength[100];
	unsigned long slide_evm[100];
	/* For recording sliding window's RSSI value */
	unsigned long slide_rssi_total;
	/* For recording sliding window's EVM value */
	unsigned long slide_evm_total;
	/* Transformed in dbm. Beautified signal strength for UI, not correct */
	long signal_strength;
	long signal_quality;
	long last_signal_strength_inpercent;
	/* Correct smoothed ss in dbm, only used in driver
	 * to report real power now */
	long recv_signal_power;
	u8 rx_rssi_percentage[4];
	u8 rx_evm_percentage[2];
	long rxSNRdB[4];
	rt_tx_rahis_t txrate;
	/* For beacon RSSI */
	u32 Slide_Beacon_pwdb[100];
	u32 Slide_Beacon_Total;
	RT_SMOOTH_DATA_4RF              cck_adc_pwdb;

	u32	CurrentShowTxate;
} Stats;


/* Bandwidth Offset */
#define HAL_PRIME_CHNL_OFFSET_DONT_CARE		0
#define HAL_PRIME_CHNL_OFFSET_LOWER			1
#define HAL_PRIME_CHNL_OFFSET_UPPER			2


typedef struct	ChnlAccessSetting {
	u16 SIFS_Timer;
	u16 DIFS_Timer;
	u16 SlotTimeTimer;
	u16 EIFS_Timer;
	u16 CWminIndex;
	u16 CWmaxIndex;
} *PCHANNEL_ACCESS_SETTING, CHANNEL_ACCESS_SETTING;

typedef struct _BB_REGISTER_DEFINITION {
	/* set software control:        0x870~0x877 [8 bytes]  */
	u32 rfintfs;
	/* readback data:               0x8e0~0x8e7 [8 bytes]  */
	u32 rfintfi;
	/* output data:                 0x860~0x86f [16 bytes] */
	u32 rfintfo;
	/* output enable:               0x860~0x86f [16 bytes] */
	u32 rfintfe;
	/* LSSI data:                   0x840~0x84f [16 bytes] */
	u32 rf3wireOffset;
	/* BB Band Select:              0x878~0x87f [8 bytes]  */
	u32 rfLSSI_Select;
	/* Tx gain stage:               0x80c~0x80f [4 bytes]  */
	u32 rfTxGainStage;
	/* wire parameter control1:     0x820~0x823, 0x828~0x82b,
	 *                              0x830~0x833, 0x838~0x83b [16 bytes] */
	u32 rfHSSIPara1;
	/* wire parameter control2:     0x824~0x827, 0x82c~0x82f,
	 *                              0x834~0x837, 0x83c~0x83f [16 bytes] */
	u32 rfHSSIPara2;
	/* Tx Rx antenna control:       0x858~0x85f [16 bytes] */
	u32 rfSwitchControl;
	/* AGC parameter control1:	0xc50~0xc53, 0xc58~0xc5b,
	 *                              0xc60~0xc63, 0xc68~0xc6b [16 bytes] */
	u32 rfAGCControl1;
	/* AGC parameter control2:      0xc54~0xc57, 0xc5c~0xc5f,
	 *                              0xc64~0xc67, 0xc6c~0xc6f [16 bytes] */
	u32 rfAGCControl2;
	/* OFDM Rx IQ imbalance matrix:	0xc14~0xc17, 0xc1c~0xc1f,
	 *                              0xc24~0xc27, 0xc2c~0xc2f [16 bytes] */
	u32 rfRxIQImbalance;
	/* Rx IQ DC offset and Rx digital filter, Rx DC notch filter:
	 *                              0xc10~0xc13, 0xc18~0xc1b,
	 *                              0xc20~0xc23, 0xc28~0xc2b [16 bytes] */
	u32 rfRxAFE;
	/* OFDM Tx IQ imbalance matrix:	0xc80~0xc83, 0xc88~0xc8b,
	 *                              0xc90~0xc93, 0xc98~0xc9b [16 bytes] */
	u32 rfTxIQImbalance;
	/* Tx IQ DC Offset and Tx DFIR type:
	 *                              0xc84~0xc87, 0xc8c~0xc8f,
	 *                              0xc94~0xc97, 0xc9c~0xc9f [16 bytes] */
	u32 rfTxAFE;
	/* LSSI RF readback data:       0x8a0~0x8af [16 bytes] */
	u32 rfLSSIReadBack;
} BB_REGISTER_DEFINITION_T, *PBB_REGISTER_DEFINITION_T;

typedef enum _RT_RF_TYPE_819xU {
	RF_TYPE_MIN = 0,
	RF_8225,
	RF_8256,
	RF_8258,
	RF_PSEUDO_11N = 4,
} RT_RF_TYPE_819xU, *PRT_RF_TYPE_819xU;

typedef struct _rate_adaptive {
	u8				rate_adaptive_disabled;
	u8				ratr_state;
	u16				reserve;

	u32				high_rssi_thresh_for_ra;
	u32				high2low_rssi_thresh_for_ra;
	u8				low2high_rssi_thresh_for_ra40M;
	u32				low_rssi_thresh_for_ra40M;
	u8				low2high_rssi_thresh_for_ra20M;
	u32				low_rssi_thresh_for_ra20M;
	u32				upper_rssi_threshold_ratr;
	u32				middle_rssi_threshold_ratr;
	u32				low_rssi_threshold_ratr;
	u32				low_rssi_threshold_ratr_40M;
	u32				low_rssi_threshold_ratr_20M;
	u8				ping_rssi_enable;
	u32				ping_rssi_ratr;
	u32				ping_rssi_thresh_for_ra;
	u32				last_ratr;

} rate_adaptive, *prate_adaptive;

#define TxBBGainTableLength 37
#define	CCKTxBBGainTableLength 23

typedef struct _txbbgain_struct {
	long	txbb_iq_amplifygain;
	u32	txbbgain_value;
} txbbgain_struct, *ptxbbgain_struct;

typedef struct _ccktxbbgain_struct {
	/* The value is from a22 to a29, one byte one time is much safer */
	u8	ccktxbb_valuearray[8];
} ccktxbbgain_struct, *pccktxbbgain_struct;


typedef struct _init_gain {
	u8				xaagccore1;
	u8				xbagccore1;
	u8				xcagccore1;
	u8				xdagccore1;
	u8				cca;

} init_gain, *pinit_gain;

typedef struct _phy_ofdm_rx_status_report_819xusb {
	u8	trsw_gain_X[4];
	u8	pwdb_all;
	u8	cfosho_X[4];
	u8	cfotail_X[4];
	u8	rxevm_X[2];
	u8	rxsnr_X[4];
	u8	pdsnr_X[2];
	u8	csi_current_X[2];
	u8	csi_target_X[2];
	u8	sigevm;
	u8	max_ex_pwr;
	u8	sgi_en;
	u8  rxsc_sgien_exflg;
} phy_sts_ofdm_819xusb_t;

typedef struct _phy_cck_rx_status_report_819xusb {
	/* For CCK rate descriptor. This is an unsigned 8:1 variable.
	 * LSB bit presend 0.5. And MSB 7 bts presend a signed value.
	 * Range from -64~+63.5. */
	u8	adc_pwdb_X[4];
	u8	sq_rpt;
	u8	cck_agc_rpt;
} phy_sts_cck_819xusb_t;


typedef struct _phy_ofdm_rx_status_rxsc_sgien_exintfflag {
	u8			reserved:4;
	u8			rxsc:2;
	u8			sgi_en:1;
	u8			ex_intf_flag:1;
} phy_ofdm_rx_status_rxsc_sgien_exintfflag;

typedef enum _RT_CUSTOMER_ID {
	RT_CID_DEFAULT = 0,
	RT_CID_8187_ALPHA0 = 1,
	RT_CID_8187_SERCOMM_PS = 2,
	RT_CID_8187_HW_LED = 3,
	RT_CID_8187_NETGEAR = 4,
	RT_CID_WHQL = 5,
	RT_CID_819x_CAMEO  = 6,
	RT_CID_819x_RUNTOP = 7,
	RT_CID_819x_Senao = 8,
	RT_CID_TOSHIBA = 9,
	RT_CID_819x_Netcore = 10,
	RT_CID_Nettronix = 11,
	RT_CID_DLINK = 12,
	RT_CID_PRONET = 13,
} RT_CUSTOMER_ID, *PRT_CUSTOMER_ID;

/*
 * ==========================================================================
 * LED customization.
 * ==========================================================================
 */

typedef	enum _LED_STRATEGY_8190 {
	SW_LED_MODE0, /* SW control 1 LED via GPIO0. It is default option. */
	SW_LED_MODE1, /* SW control for PCI Express */
	SW_LED_MODE2, /* SW control for Cameo. */
	SW_LED_MODE3, /* SW control for RunTop. */
	SW_LED_MODE4, /* SW control for Netcore. */
	/* HW control 2 LEDs, LED0 and LED1 (4 different control modes) */
	HW_LED,
} LED_STRATEGY_8190, *PLED_STRATEGY_8190;

typedef enum _RESET_TYPE {
	RESET_TYPE_NORESET = 0x00,
	RESET_TYPE_NORMAL = 0x01,
	RESET_TYPE_SILENT = 0x02
} RESET_TYPE;

/* The simple tx command OP code. */
typedef enum _tag_TxCmd_Config_Index {
	TXCMD_TXRA_HISTORY_CTRL				= 0xFF900000,
	TXCMD_RESET_TX_PKT_BUFF				= 0xFF900001,
	TXCMD_RESET_RX_PKT_BUFF				= 0xFF900002,
	TXCMD_SET_TX_DURATION				= 0xFF900003,
	TXCMD_SET_RX_RSSI						= 0xFF900004,
	TXCMD_SET_TX_PWR_TRACKING			= 0xFF900005,
	TXCMD_XXXX_CTRL,
} DCMD_TXCMD_OP;

typedef struct r8192_priv {
	struct usb_device *udev;
	/* For maintain info from eeprom */
	short epromtype;
	u16 eeprom_vid;
	u16 eeprom_pid;
	u8  eeprom_CustomerID;
	u8  eeprom_ChannelPlan;
	RT_CUSTOMER_ID CustomerID;
	LED_STRATEGY_8190	LedStrategy;
	u8  txqueue_to_outpipemap[9];
	int irq;
	struct ieee80211_device *ieee80211;

	/* O: rtl8192, 1: rtl8185 V B/C, 2: rtl8185 V D */
	short card_8192;
	/* If TCR reports card V B/C, this discriminates */
	u8 card_8192_version;
	short enable_gpio0;
	enum card_type {
		PCI, MINIPCI, CARDBUS, USB
	} card_type;
	short hw_plcp_len;
	short plcp_preamble_mode;

	spinlock_t irq_lock;
	spinlock_t tx_lock;
	struct mutex mutex;

	u16 irq_mask;
	short chan;
	short sens;
	short max_sens;


	short up;
	/* If 1, allow bad crc frame, reception in monitor mode */
	short crcmon;

	struct semaphore wx_sem;
	struct semaphore rf_sem;	/* Used to lock rf write operation */

	u8 rf_type;			/* 0: 1T2R, 1: 2T4R */
	RT_RF_TYPE_819xU rf_chip;

	short (*rf_set_sens)(struct net_device *dev, short sens);
	u8 (*rf_set_chan)(struct net_device *dev, u8 ch);
	void (*rf_close)(struct net_device *dev);
	void (*rf_init)(struct net_device *dev);
	short promisc;
	/* Stats */
	struct Stats stats;
	struct iw_statistics wstats;

	/* RX stuff */
	struct urb **rx_urb;
	struct urb **rx_cmd_urb;
#ifdef THOMAS_BEACON
	u32 *oldaddr;
#endif
#ifdef THOMAS_TASKLET
	atomic_t irt_counter; /* count for irq_rx_tasklet */
#endif
#ifdef JACKSON_NEW_RX
	struct sk_buff **pp_rxskb;
	int     rx_inx;
#endif

       struct sk_buff_head rx_queue;
       struct sk_buff_head skb_queue;
       struct work_struct qos_activate;
	short  tx_urb_index;
	atomic_t tx_pending[0x10]; /* UART_PRIORITY + 1 */


	struct tasklet_struct irq_rx_tasklet;
	struct urb *rxurb_task;

	/* Tx Related variables */
	u16	ShortRetryLimit;
	u16	LongRetryLimit;
	u32	TransmitConfig;
	u8	RegCWinMin;	/* For turbo mode CW adaptive */

	u32     LastRxDescTSFHigh;
	u32     LastRxDescTSFLow;


	/* Rx Related variables */
	u16	EarlyRxThreshold;
	u32	ReceiveConfig;
	u8	AcmControl;

	u8	RFProgType;

	u8 retry_data;
	u8 retry_rts;
	u16 rts;

	struct	ChnlAccessSetting  ChannelAccessSetting;
	struct work_struct reset_wq;

/**********************************************************/
	/* For rtl819xUsb */
	u16     basic_rate;
	u8      short_preamble;
	u8      slot_time;
	bool	bDcut;
	bool bCurrentRxAggrEnable;
	u8 Rf_Mode;	/* For Firmware RF -R/W switch */
	prt_firmware		pFirmware;
	rtl819xUsb_loopback_e	LoopbackMode;
	u16 EEPROMTxPowerDiff;
	u8 EEPROMThermalMeter;
	u8 EEPROMPwDiff;
	u8 EEPROMCrystalCap;
	u8 EEPROM_Def_Ver;
	u8 EEPROMTxPowerLevelCCK;		/* CCK channel 1~14 */
	u8 EEPROMTxPowerLevelCCK_V1[3];
	u8 EEPROMTxPowerLevelOFDM24G[3];	/* OFDM 2.4G channel 1~14 */
	u8 EEPROMTxPowerLevelOFDM5G[24];	/* OFDM 5G */

	/* PHY related */
	BB_REGISTER_DEFINITION_T PHYRegDef[4];	/* Radio A/B/C/D */
	/* Read/write are allow for following hardware information variables */
	u32	MCSTxPowerLevelOriginalOffset[6];
	u32	CCKTxPowerLevelOriginalOffset;
	u8	TxPowerLevelCCK[14];		/* CCK channel 1~14 */
	u8	TxPowerLevelOFDM24G[14];	/* OFDM 2.4G channel 1~14 */
	u8	TxPowerLevelOFDM5G[14];		/* OFDM 5G */
	u32	Pwr_Track;
	u8	TxPowerDiff;
	u8	AntennaTxPwDiff[2]; /* Antenna gain offset, 0: B, 1: C, 2: D */
	u8	CrystalCap;
	u8	ThermalMeter[2];    /* index 0: RFIC0, index 1: RFIC1 */

	u8	CckPwEnl;
	/* Use to calculate PWBD */
	u8	bCckHighPower;
	long	undecorated_smoothed_pwdb;

	/* For set channel */
	u8	SwChnlInProgress;
	u8	SwChnlStage;
	u8	SwChnlStep;
	u8	SetBWModeInProgress;
	HT_CHANNEL_WIDTH		CurrentChannelBW;
	u8      ChannelPlan;
	/* 8190 40MHz mode */
	/* Control channel sub-carrier */
	u8	nCur40MhzPrimeSC;
	/* Test for shorten RF configuration time.
	 * We save RF reg0 in this variable to reduce RF reading. */
	u32					RfReg0Value[4];
	u8					NumTotalRFPath;
	bool				brfpath_rxenable[4];
	/* RF set related */
	bool				SetRFPowerStateInProgress;
	struct timer_list watch_dog_timer;

	/* For dynamic mechanism */
	/* Tx Power Control for Near/Far Range */
	bool	bdynamic_txpower;
	bool	bDynamicTxHighPower;
	bool	bDynamicTxLowPower;
	bool	bLastDTPFlag_High;
	bool	bLastDTPFlag_Low;

	bool	bstore_last_dtpflag;
	/* Define to discriminate on High power State or
	 * on sitesurvey to change Tx gain index */
	bool	bstart_txctrl_bydtp;
	rate_adaptive rate_adaptive;
	/* TX power tracking
	 * OPEN/CLOSE TX POWER TRACKING */
	txbbgain_struct txbbgain_table[TxBBGainTableLength];
	u8		txpower_count; /* For 6 sec do tracking again */
	bool		btxpower_trackingInit;
	u8		OFDM_index;
	u8		CCK_index;
	/* CCK TX Power Tracking */
	ccktxbbgain_struct	cck_txbbgain_table[CCKTxBBGainTableLength];
	ccktxbbgain_struct	cck_txbbgain_ch14_table[CCKTxBBGainTableLength];
	u8 rfa_txpowertrackingindex;
	u8 rfa_txpowertrackingindex_real;
	u8 rfa_txpowertracking_default;
	u8 rfc_txpowertrackingindex;
	u8 rfc_txpowertrackingindex_real;

	s8 cck_present_attentuation;
	u8 cck_present_attentuation_20Mdefault;
	u8 cck_present_attentuation_40Mdefault;
	char cck_present_attentuation_difference;
	bool btxpower_tracking;
	bool bcck_in_ch14;
	bool btxpowerdata_readfromEEPORM;
	u16	TSSI_13dBm;
	init_gain initgain_backup;
	u8 DefaultInitialGain[4];
	/* For EDCA Turbo mode */
	bool		bis_any_nonbepkts;
	bool		bcurrent_turbo_EDCA;
	bool		bis_cur_rdlstate;
	struct timer_list fsync_timer;
	bool bfsync_processing;	/* 500ms Fsync timer is active or not */
	u32	rate_record;
	u32	rateCountDiffRecord;
	u32	ContinueDiffCount;
	bool bswitch_fsync;

	u8	framesync;
	u32	framesyncC34;
	u8	framesyncMonitor;
	u16	nrxAMPDU_size;
	u8	nrxAMPDU_aggr_num;

	/* For gpio */
	 bool bHwRadioOff;

	u32 reset_count;
	bool bpbc_pressed;
	u32 txpower_checkcnt;
	u32 txpower_tracking_callback_cnt;
	u8 thermal_read_val[40];
	u8 thermal_readback_index;
	u32 ccktxpower_adjustcnt_not_ch14;
	u32 ccktxpower_adjustcnt_ch14;
	u8 tx_fwinfo_force_subcarriermode;
	u8 tx_fwinfo_force_subcarrierval;
	/* For silent reset */
	RESET_TYPE	ResetProgress;
	bool		bForcedSilentReset;
	bool		bDisableNormalResetCheck;
	u16		TxCounter;
	u16		RxCounter;
	int		IrpPendingCount;
	bool		bResetInProgress;
	bool		force_reset;
	u8		InitialGainOperateType;

	u16		SifsTime;

	/* Define work item */

	struct delayed_work update_beacon_wq;
	struct delayed_work watch_dog_wq;
	struct delayed_work txpower_tracking_wq;
	struct delayed_work rfpath_check_wq;
	struct delayed_work gpio_change_rf_wq;
	struct delayed_work initialgain_operate_wq;
	struct workqueue_struct *priv_wq;
} r8192_priv;

/* For rtl8187B */
typedef enum{
	BULK_PRIORITY = 0x01,
	LOW_PRIORITY,
	NORM_PRIORITY,
	VO_PRIORITY,
	VI_PRIORITY,
	BE_PRIORITY,
	BK_PRIORITY,
	RSVD2,
	RSVD3,
	BEACON_PRIORITY,
	HIGH_PRIORITY,
	MANAGE_PRIORITY,
	RSVD4,
	RSVD5,
	UART_PRIORITY
} priority_t;

typedef enum {
	NIC_8192U = 1,
	NIC_8190P = 2,
	NIC_8192E = 3,
} nic_t;

bool init_firmware(struct net_device *dev);
short rtl819xU_tx_cmd(struct net_device *dev, struct sk_buff *skb);
short rtl8192_tx(struct net_device *dev, struct sk_buff *skb);

u32 read_cam(struct net_device *dev, u8 addr);
void write_cam(struct net_device *dev, u8 addr, u32 data);

int read_nic_byte(struct net_device *dev, int x, u8 *data);
int read_nic_byte_E(struct net_device *dev, int x, u8 *data);
int read_nic_dword(struct net_device *dev, int x, u32 *data);
int read_nic_word(struct net_device *dev, int x, u16 *data);
void write_nic_byte(struct net_device *dev, int x, u8 y);
void write_nic_byte_E(struct net_device *dev, int x, u8 y);
void write_nic_word(struct net_device *dev, int x, u16 y);
void write_nic_dword(struct net_device *dev, int x, u32 y);
void force_pci_posting(struct net_device *dev);

void rtl8192_rtx_disable(struct net_device *);
void rtl8192_rx_enable(struct net_device *);
void rtl8192_tx_enable(struct net_device *);

void rtl8192_disassociate(struct net_device *dev);
void rtl8185_set_rf_pins_enable(struct net_device *dev, u32 a);

void rtl8192_set_anaparam(struct net_device *dev, u32 a);
void rtl8185_set_anaparam2(struct net_device *dev, u32 a);
void rtl8192_update_msr(struct net_device *dev);
int rtl8192_down(struct net_device *dev);
int rtl8192_up(struct net_device *dev);
void rtl8192_commit(struct net_device *dev);
void rtl8192_set_chan(struct net_device *dev, short ch);
void write_phy(struct net_device *dev, u8 adr, u8 data);
void write_phy_cck(struct net_device *dev, u8 adr, u32 data);
void write_phy_ofdm(struct net_device *dev, u8 adr, u32 data);
void rtl8185_tx_antenna(struct net_device *dev, u8 ant);
void rtl8192_set_rxconf(struct net_device *dev);
void rtl819xusb_beacon_tx(struct net_device *dev, u16 tx_rate);

void EnableHWSecurityConfig8192(struct net_device *dev);
void setKey(struct net_device *dev, u8 EntryNo, u8 KeyIndex, u16 KeyType, u8 *MacAddr, u8 DefaultKey, u32 *KeyContent);


#endif