/******************************************************************************

  Copyright(c) 2003 - 2006 Intel Corporation. All rights reserved.

  This program is free software; you can redistribute it and/or modify it
  under the terms of version 2 of the GNU General Public License as
  published by the Free Software Foundation.

  This program is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc., 59
  Temple Place - Suite 330, Boston, MA  02111-1307, USA.

  The full GNU General Public License is included in this distribution in the
  file called LICENSE.

  Contact Information:
  Intel Linux Wireless <ilw@linux.intel.com>
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497

******************************************************************************/

#ifndef __ipw2200_h__
#define __ipw2200_h__

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/interrupt.h>
#include <linux/mutex.h>

#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/delay.h>
#include <linux/random.h>
#include <linux/dma-mapping.h>

#include <linux/firmware.h>
#include <linux/wireless.h>
#include <linux/jiffies.h>
#include <asm/io.h>

#include <net/lib80211.h>
#include <net/ieee80211_radiotap.h>

#define DRV_NAME        "ipw2200"

#include <linux/workqueue.h>

#include "libipw.h"

/* Authentication  and Association States */
enum connection_manager_assoc_states {
        CMAS_INIT = 0,
        CMAS_TX_AUTH_SEQ_1,
        CMAS_RX_AUTH_SEQ_2,
        CMAS_AUTH_SEQ_1_PASS,
        CMAS_AUTH_SEQ_1_FAIL,
        CMAS_TX_AUTH_SEQ_3,
        CMAS_RX_AUTH_SEQ_4,
        CMAS_AUTH_SEQ_2_PASS,
        CMAS_AUTH_SEQ_2_FAIL,
        CMAS_AUTHENTICATED,
        CMAS_TX_ASSOC,
        CMAS_RX_ASSOC_RESP,
        CMAS_ASSOCIATED,
        CMAS_LAST
};

#define IPW_WAIT                     (1<<0)
#define IPW_QUIET                    (1<<1)
#define IPW_ROAMING                  (1<<2)

#define IPW_POWER_MODE_CAM           0x00       //(always on)
#define IPW_POWER_INDEX_1            0x01
#define IPW_POWER_INDEX_2            0x02
#define IPW_POWER_INDEX_3            0x03
#define IPW_POWER_INDEX_4            0x04
#define IPW_POWER_INDEX_5            0x05
#define IPW_POWER_AC                 0x06
#define IPW_POWER_BATTERY            0x07
#define IPW_POWER_LIMIT              0x07
#define IPW_POWER_MASK               0x0F
#define IPW_POWER_ENABLED            0x10
#define IPW_POWER_LEVEL(x)           ((x) & IPW_POWER_MASK)

#define IPW_CMD_HOST_COMPLETE                 2
#define IPW_CMD_POWER_DOWN                    4
#define IPW_CMD_SYSTEM_CONFIG                 6
#define IPW_CMD_MULTICAST_ADDRESS             7
#define IPW_CMD_SSID                          8
#define IPW_CMD_ADAPTER_ADDRESS              11
#define IPW_CMD_PORT_TYPE                    12
#define IPW_CMD_RTS_THRESHOLD                15
#define IPW_CMD_FRAG_THRESHOLD               16
#define IPW_CMD_POWER_MODE                   17
#define IPW_CMD_WEP_KEY                      18
#define IPW_CMD_TGI_TX_KEY                   19
#define IPW_CMD_SCAN_REQUEST                 20
#define IPW_CMD_ASSOCIATE                    21
#define IPW_CMD_SUPPORTED_RATES              22
#define IPW_CMD_SCAN_ABORT                   23
#define IPW_CMD_TX_FLUSH                     24
#define IPW_CMD_QOS_PARAMETERS               25
#define IPW_CMD_SCAN_REQUEST_EXT             26
#define IPW_CMD_DINO_CONFIG                  30
#define IPW_CMD_RSN_CAPABILITIES             31
#define IPW_CMD_RX_KEY                       32
#define IPW_CMD_CARD_DISABLE                 33
#define IPW_CMD_SEED_NUMBER                  34
#define IPW_CMD_TX_POWER                     35
#define IPW_CMD_COUNTRY_INFO                 36
#define IPW_CMD_AIRONET_INFO                 37
#define IPW_CMD_AP_TX_POWER                  38
#define IPW_CMD_CCKM_INFO                    39
#define IPW_CMD_CCX_VER_INFO                 40
#define IPW_CMD_SET_CALIBRATION              41
#define IPW_CMD_SENSITIVITY_CALIB            42
#define IPW_CMD_RETRY_LIMIT                  51
#define IPW_CMD_IPW_PRE_POWER_DOWN           58
#define IPW_CMD_VAP_BEACON_TEMPLATE          60
#define IPW_CMD_VAP_DTIM_PERIOD              61
#define IPW_CMD_EXT_SUPPORTED_RATES          62
#define IPW_CMD_VAP_LOCAL_TX_PWR_CONSTRAINT  63
#define IPW_CMD_VAP_QUIET_INTERVALS          64
#define IPW_CMD_VAP_CHANNEL_SWITCH           65
#define IPW_CMD_VAP_MANDATORY_CHANNELS       66
#define IPW_CMD_VAP_CELL_PWR_LIMIT           67
#define IPW_CMD_VAP_CF_PARAM_SET             68
#define IPW_CMD_VAP_SET_BEACONING_STATE      69
#define IPW_CMD_MEASUREMENT                  80
#define IPW_CMD_POWER_CAPABILITY             81
#define IPW_CMD_SUPPORTED_CHANNELS           82
#define IPW_CMD_TPC_REPORT                   83
#define IPW_CMD_WME_INFO                     84
#define IPW_CMD_PRODUCTION_COMMAND           85
#define IPW_CMD_LINKSYS_EOU_INFO             90

#define RFD_SIZE                              4
#define NUM_TFD_CHUNKS                        6

#define TX_QUEUE_SIZE                        32
#define RX_QUEUE_SIZE                        32

#define DINO_CMD_WEP_KEY                   0x08
#define DINO_CMD_TX                        0x0B
#define DCT_ANTENNA_A                      0x01
#define DCT_ANTENNA_B                      0x02

#define IPW_A_MODE                         0
#define IPW_B_MODE                         1
#define IPW_G_MODE                         2

/*
 * TX Queue Flag Definitions
 */

/* tx wep key definition */
#define DCT_WEP_KEY_NOT_IMMIDIATE       0x00
#define DCT_WEP_KEY_64Bit               0x40
#define DCT_WEP_KEY_128Bit              0x80
#define DCT_WEP_KEY_128bitIV            0xC0
#define DCT_WEP_KEY_SIZE_MASK           0xC0

#define DCT_WEP_KEY_INDEX_MASK          0x0F
#define DCT_WEP_INDEX_USE_IMMEDIATE     0x20

/* abort attempt if mgmt frame is rx'd */
#define DCT_FLAG_ABORT_MGMT                0x01

/* require CTS */
#define DCT_FLAG_CTS_REQUIRED              0x02

/* use short preamble */
#define DCT_FLAG_LONG_PREAMBLE             0x00
#define DCT_FLAG_SHORT_PREAMBLE            0x04

/* RTS/CTS first */
#define DCT_FLAG_RTS_REQD                  0x08

/* dont calculate duration field */
#define DCT_FLAG_DUR_SET                   0x10

/* even if MAC WEP set (allows pre-encrypt) */
#define DCT_FLAG_NO_WEP              0x20

/* overwrite TSF field */
#define DCT_FLAG_TSF_REQD                  0x40

/* ACK rx is expected to follow */
#define DCT_FLAG_ACK_REQD                  0x80

/* TX flags extension */
#define DCT_FLAG_EXT_MODE_CCK  0x01
#define DCT_FLAG_EXT_MODE_OFDM 0x00

#define DCT_FLAG_EXT_SECURITY_WEP     0x00
#define DCT_FLAG_EXT_SECURITY_NO      DCT_FLAG_EXT_SECURITY_WEP
#define DCT_FLAG_EXT_SECURITY_CKIP    0x04
#define DCT_FLAG_EXT_SECURITY_CCM     0x08
#define DCT_FLAG_EXT_SECURITY_TKIP    0x0C
#define DCT_FLAG_EXT_SECURITY_MASK    0x0C

#define DCT_FLAG_EXT_QOS_ENABLED      0x10

#define DCT_FLAG_EXT_HC_NO_SIFS_PIFS  0x00
#define DCT_FLAG_EXT_HC_SIFS          0x20
#define DCT_FLAG_EXT_HC_PIFS          0x40

#define TX_RX_TYPE_MASK                    0xFF
#define TX_FRAME_TYPE                      0x00
#define TX_HOST_COMMAND_TYPE               0x01
#define RX_FRAME_TYPE                      0x09
#define RX_HOST_NOTIFICATION_TYPE          0x03
#define RX_HOST_CMD_RESPONSE_TYPE          0x04
#define RX_TX_FRAME_RESPONSE_TYPE          0x05
#define TFD_NEED_IRQ_MASK                  0x04

#define HOST_CMD_DINO_CONFIG               30

#define HOST_NOTIFICATION_STATUS_ASSOCIATED             10
#define HOST_NOTIFICATION_STATUS_AUTHENTICATE           11
#define HOST_NOTIFICATION_STATUS_SCAN_CHANNEL_RESULT    12
#define HOST_NOTIFICATION_STATUS_SCAN_COMPLETED         13
#define HOST_NOTIFICATION_STATUS_FRAG_LENGTH            14
#define HOST_NOTIFICATION_STATUS_LINK_DETERIORATION     15
#define HOST_NOTIFICATION_DINO_CONFIG_RESPONSE          16
#define HOST_NOTIFICATION_STATUS_BEACON_STATE           17
#define HOST_NOTIFICATION_STATUS_TGI_TX_KEY             18
#define HOST_NOTIFICATION_TX_STATUS                     19
#define HOST_NOTIFICATION_CALIB_KEEP_RESULTS            20
#define HOST_NOTIFICATION_MEASUREMENT_STARTED           21
#define HOST_NOTIFICATION_MEASUREMENT_ENDED             22
#define HOST_NOTIFICATION_CHANNEL_SWITCHED              23
#define HOST_NOTIFICATION_RX_DURING_QUIET_PERIOD        24
#define HOST_NOTIFICATION_NOISE_STATS                   25
#define HOST_NOTIFICATION_S36_MEASUREMENT_ACCEPTED      30
#define HOST_NOTIFICATION_S36_MEASUREMENT_REFUSED       31

#define HOST_NOTIFICATION_STATUS_BEACON_MISSING         1
#define IPW_MB_SCAN_CANCEL_THRESHOLD                    3
#define IPW_MB_ROAMING_THRESHOLD_MIN                    1
#define IPW_MB_ROAMING_THRESHOLD_DEFAULT                8
#define IPW_MB_ROAMING_THRESHOLD_MAX                    30
#define IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT           3*IPW_MB_ROAMING_THRESHOLD_DEFAULT
#define IPW_REAL_RATE_RX_PACKET_THRESHOLD               300

#define MACADRR_BYTE_LEN                     6

#define DCR_TYPE_AP                       0x01
#define DCR_TYPE_WLAP                     0x02
#define DCR_TYPE_MU_ESS                   0x03
#define DCR_TYPE_MU_IBSS                  0x04
#define DCR_TYPE_MU_PIBSS                 0x05
#define DCR_TYPE_SNIFFER                  0x06
#define DCR_TYPE_MU_BSS        DCR_TYPE_MU_ESS

/* QoS  definitions */

#define CW_MIN_OFDM          15
#define CW_MAX_OFDM          1023
#define CW_MIN_CCK           31
#define CW_MAX_CCK           1023

#define QOS_TX0_CW_MIN_OFDM      cpu_to_le16(CW_MIN_OFDM)
#define QOS_TX1_CW_MIN_OFDM      cpu_to_le16(CW_MIN_OFDM)
#define QOS_TX2_CW_MIN_OFDM      cpu_to_le16((CW_MIN_OFDM + 1)/2 - 1)
#define QOS_TX3_CW_MIN_OFDM      cpu_to_le16((CW_MIN_OFDM + 1)/4 - 1)

#define QOS_TX0_CW_MIN_CCK       cpu_to_le16(CW_MIN_CCK)
#define QOS_TX1_CW_MIN_CCK       cpu_to_le16(CW_MIN_CCK)
#define QOS_TX2_CW_MIN_CCK       cpu_to_le16((CW_MIN_CCK + 1)/2 - 1)
#define QOS_TX3_CW_MIN_CCK       cpu_to_le16((CW_MIN_CCK + 1)/4 - 1)

#define QOS_TX0_CW_MAX_OFDM      cpu_to_le16(CW_MAX_OFDM)
#define QOS_TX1_CW_MAX_OFDM      cpu_to_le16(CW_MAX_OFDM)
#define QOS_TX2_CW_MAX_OFDM      cpu_to_le16(CW_MIN_OFDM)
#define QOS_TX3_CW_MAX_OFDM      cpu_to_le16((CW_MIN_OFDM + 1)/2 - 1)

#define QOS_TX0_CW_MAX_CCK       cpu_to_le16(CW_MAX_CCK)
#define QOS_TX1_CW_MAX_CCK       cpu_to_le16(CW_MAX_CCK)
#define QOS_TX2_CW_MAX_CCK       cpu_to_le16(CW_MIN_CCK)
#define QOS_TX3_CW_MAX_CCK       cpu_to_le16((CW_MIN_CCK + 1)/2 - 1)

#define QOS_TX0_AIFS            (3 - QOS_AIFSN_MIN_VALUE)
#define QOS_TX1_AIFS            (7 - QOS_AIFSN_MIN_VALUE)
#define QOS_TX2_AIFS            (2 - QOS_AIFSN_MIN_VALUE)
#define QOS_TX3_AIFS            (2 - QOS_AIFSN_MIN_VALUE)

#define QOS_TX0_ACM             0
#define QOS_TX1_ACM             0
#define QOS_TX2_ACM             0
#define QOS_TX3_ACM             0

#define QOS_TX0_TXOP_LIMIT_CCK          0
#define QOS_TX1_TXOP_LIMIT_CCK          0
#define QOS_TX2_TXOP_LIMIT_CCK          cpu_to_le16(6016)
#define QOS_TX3_TXOP_LIMIT_CCK          cpu_to_le16(3264)

#define QOS_TX0_TXOP_LIMIT_OFDM      0
#define QOS_TX1_TXOP_LIMIT_OFDM      0
#define QOS_TX2_TXOP_LIMIT_OFDM      cpu_to_le16(3008)
#define QOS_TX3_TXOP_LIMIT_OFDM      cpu_to_le16(1504)

#define DEF_TX0_CW_MIN_OFDM      cpu_to_le16(CW_MIN_OFDM)
#define DEF_TX1_CW_MIN_OFDM      cpu_to_le16(CW_MIN_OFDM)
#define DEF_TX2_CW_MIN_OFDM      cpu_to_le16(CW_MIN_OFDM)
#define DEF_TX3_CW_MIN_OFDM      cpu_to_le16(CW_MIN_OFDM)

#define DEF_TX0_CW_MIN_CCK       cpu_to_le16(CW_MIN_CCK)
#define DEF_TX1_CW_MIN_CCK       cpu_to_le16(CW_MIN_CCK)
#define DEF_TX2_CW_MIN_CCK       cpu_to_le16(CW_MIN_CCK)
#define DEF_TX3_CW_MIN_CCK       cpu_to_le16(CW_MIN_CCK)

#define DEF_TX0_CW_MAX_OFDM      cpu_to_le16(CW_MAX_OFDM)
#define DEF_TX1_CW_MAX_OFDM      cpu_to_le16(CW_MAX_OFDM)
#define DEF_TX2_CW_MAX_OFDM      cpu_to_le16(CW_MAX_OFDM)
#define DEF_TX3_CW_MAX_OFDM      cpu_to_le16(CW_MAX_OFDM)

#define DEF_TX0_CW_MAX_CCK       cpu_to_le16(CW_MAX_CCK)
#define DEF_TX1_CW_MAX_CCK       cpu_to_le16(CW_MAX_CCK)
#define DEF_TX2_CW_MAX_CCK       cpu_to_le16(CW_MAX_CCK)
#define DEF_TX3_CW_MAX_CCK       cpu_to_le16(CW_MAX_CCK)

#define DEF_TX0_AIFS            0
#define DEF_TX1_AIFS            0
#define DEF_TX2_AIFS            0
#define DEF_TX3_AIFS            0

#define DEF_TX0_ACM             0
#define DEF_TX1_ACM             0
#define DEF_TX2_ACM             0
#define DEF_TX3_ACM             0

#define DEF_TX0_TXOP_LIMIT_CCK        0
#define DEF_TX1_TXOP_LIMIT_CCK        0
#define DEF_TX2_TXOP_LIMIT_CCK        0
#define DEF_TX3_TXOP_LIMIT_CCK        0

#define DEF_TX0_TXOP_LIMIT_OFDM       0
#define DEF_TX1_TXOP_LIMIT_OFDM       0
#define DEF_TX2_TXOP_LIMIT_OFDM       0
#define DEF_TX3_TXOP_LIMIT_OFDM       0

#define QOS_QOS_SETS                  3
#define QOS_PARAM_SET_ACTIVE          0
#define QOS_PARAM_SET_DEF_CCK         1
#define QOS_PARAM_SET_DEF_OFDM        2

#define CTRL_QOS_NO_ACK               (0x0020)

#define IPW_TX_QUEUE_1        1
#define IPW_TX_QUEUE_2        2
#define IPW_TX_QUEUE_3        3
#define IPW_TX_QUEUE_4        4

/* QoS sturctures */
struct ipw_qos_info {
        int qos_enable;
        struct libipw_qos_parameters *def_qos_parm_OFDM;
        struct libipw_qos_parameters *def_qos_parm_CCK;
        u32 burst_duration_CCK;
        u32 burst_duration_OFDM;
        u16 qos_no_ack_mask;
        int burst_enable;
};

/**************************************************************/
/**
 * Generic queue structure
 *
 * Contains common data for Rx and Tx queues
 */
struct clx2_queue {
        int n_bd;                      /**< number of BDs in this queue */
        int first_empty;               /**< 1-st empty entry (index) */
        int last_used;                 /**< last used entry (index) */
        u32 reg_w;                   /**< 'write' reg (queue head), addr in domain 1 */
        u32 reg_r;                   /**< 'read' reg (queue tail), addr in domain 1 */
        dma_addr_t dma_addr;            /**< physical addr for BD's */
        int low_mark;                  /**< low watermark, resume queue if free space more than this */
        int high_mark;                 /**< high watermark, stop queue if free space less than this */
} __packed; /* XXX */

struct machdr32 {
        __le16 frame_ctl;
        __le16 duration;                // watch out for endians!
        u8 addr1[MACADRR_BYTE_LEN];
        u8 addr2[MACADRR_BYTE_LEN];
        u8 addr3[MACADRR_BYTE_LEN];
        __le16 seq_ctrl;                // more endians!
        u8 addr4[MACADRR_BYTE_LEN];
        __le16 qos_ctrl;
} __packed;

struct machdr30 {
        __le16 frame_ctl;
        __le16 duration;                // watch out for endians!
        u8 addr1[MACADRR_BYTE_LEN];
        u8 addr2[MACADRR_BYTE_LEN];
        u8 addr3[MACADRR_BYTE_LEN];
        __le16 seq_ctrl;                // more endians!
        u8 addr4[MACADRR_BYTE_LEN];
} __packed;

struct machdr26 {
        __le16 frame_ctl;
        __le16 duration;                // watch out for endians!
        u8 addr1[MACADRR_BYTE_LEN];
        u8 addr2[MACADRR_BYTE_LEN];
        u8 addr3[MACADRR_BYTE_LEN];
        __le16 seq_ctrl;                // more endians!
        __le16 qos_ctrl;
} __packed;

struct machdr24 {
        __le16 frame_ctl;
        __le16 duration;                // watch out for endians!
        u8 addr1[MACADRR_BYTE_LEN];
        u8 addr2[MACADRR_BYTE_LEN];
        u8 addr3[MACADRR_BYTE_LEN];
        __le16 seq_ctrl;                // more endians!
} __packed;

// TX TFD with 32 byte MAC Header
struct tx_tfd_32 {
        struct machdr32 mchdr;  // 32
        __le32 uivplaceholder[2];       // 8
} __packed;

// TX TFD with 30 byte MAC Header
struct tx_tfd_30 {
        struct machdr30 mchdr;  // 30
        u8 reserved[2];         // 2
        __le32 uivplaceholder[2];       // 8
} __packed;

// tx tfd with 26 byte mac header
struct tx_tfd_26 {
        struct machdr26 mchdr;  // 26
        u8 reserved1[2];        // 2
        __le32 uivplaceholder[2];       // 8
        u8 reserved2[4];        // 4
} __packed;

// tx tfd with 24 byte mac header
struct tx_tfd_24 {
        struct machdr24 mchdr;  // 24
        __le32 uivplaceholder[2];       // 8
        u8 reserved[8];         // 8
} __packed;

#define DCT_WEP_KEY_FIELD_LENGTH 16

struct tfd_command {
        u8 index;
        u8 length;
        __le16 reserved;
        u8 payload[0];
} __packed;

struct tfd_data {
        /* Header */
        __le32 work_area_ptr;
        u8 station_number;      /* 0 for BSS */
        u8 reserved1;
        __le16 reserved2;

        /* Tx Parameters */
        u8 cmd_id;
        u8 seq_num;
        __le16 len;
        u8 priority;
        u8 tx_flags;
        u8 tx_flags_ext;
        u8 key_index;
        u8 wepkey[DCT_WEP_KEY_FIELD_LENGTH];
        u8 rate;
        u8 antenna;
        __le16 next_packet_duration;
        __le16 next_frag_len;
        __le16 back_off_counter;        //////txop;
        u8 retrylimit;
        __le16 cwcurrent;
        u8 reserved3;

        /* 802.11 MAC Header */
        union {
                struct tx_tfd_24 tfd_24;
                struct tx_tfd_26 tfd_26;
                struct tx_tfd_30 tfd_30;
                struct tx_tfd_32 tfd_32;
        } tfd;

        /* Payload DMA info */
        __le32 num_chunks;
        __le32 chunk_ptr[NUM_TFD_CHUNKS];
        __le16 chunk_len[NUM_TFD_CHUNKS];
} __packed;

struct txrx_control_flags {
        u8 message_type;
        u8 rx_seq_num;
        u8 control_bits;
        u8 reserved;
} __packed;

#define  TFD_SIZE                           128
#define  TFD_CMD_IMMEDIATE_PAYLOAD_LENGTH   (TFD_SIZE - sizeof(struct txrx_control_flags))

struct tfd_frame {
        struct txrx_control_flags control_flags;
        union {
                struct tfd_data data;
                struct tfd_command cmd;
                u8 raw[TFD_CMD_IMMEDIATE_PAYLOAD_LENGTH];
        } u;
} __packed;

typedef void destructor_func(const void *);

/**
 * Tx Queue for DMA. Queue consists of circular buffer of
 * BD's and required locking structures.
 */
struct clx2_tx_queue {
        struct clx2_queue q;
        struct tfd_frame *bd;
        struct libipw_txb **txb;
};

/*
 * RX related structures and functions
 */
#define RX_FREE_BUFFERS 32
#define RX_LOW_WATERMARK 8

#define SUP_RATE_11A_MAX_NUM_CHANNELS  8
#define SUP_RATE_11B_MAX_NUM_CHANNELS  4
#define SUP_RATE_11G_MAX_NUM_CHANNELS  12

// Used for passing to driver number of successes and failures per rate
struct rate_histogram {
        union {
                __le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
                __le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
                __le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS];
        } success;
        union {
                __le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
                __le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
                __le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS];
        } failed;
} __packed;

/* statistics command response */
struct ipw_cmd_stats {
        u8 cmd_id;
        u8 seq_num;
        __le16 good_sfd;
        __le16 bad_plcp;
        __le16 wrong_bssid;
        __le16 valid_mpdu;
        __le16 bad_mac_header;
        __le16 reserved_frame_types;
        __le16 rx_ina;
        __le16 bad_crc32;
        __le16 invalid_cts;
        __le16 invalid_acks;
        __le16 long_distance_ina_fina;
        __le16 dsp_silence_unreachable;
        __le16 accumulated_rssi;
        __le16 rx_ovfl_frame_tossed;
        __le16 rssi_silence_threshold;
        __le16 rx_ovfl_frame_supplied;
        __le16 last_rx_frame_signal;
        __le16 last_rx_frame_noise;
        __le16 rx_autodetec_no_ofdm;
        __le16 rx_autodetec_no_barker;
        __le16 reserved;
} __packed;

struct notif_channel_result {
        u8 channel_num;
        struct ipw_cmd_stats stats;
        u8 uReserved;
} __packed;

#define SCAN_COMPLETED_STATUS_COMPLETE  1
#define SCAN_COMPLETED_STATUS_ABORTED   2

struct notif_scan_complete {
        u8 scan_type;
        u8 num_channels;
        u8 status;
        u8 reserved;
} __packed;

struct notif_frag_length {
        __le16 frag_length;
        __le16 reserved;
} __packed;

struct notif_beacon_state {
        __le32 state;
        __le32 number;
} __packed;

struct notif_tgi_tx_key {
        u8 key_state;
        u8 security_type;
        u8 station_index;
        u8 reserved;
} __packed;

#define SILENCE_OVER_THRESH (1)
#define SILENCE_UNDER_THRESH (2)

struct notif_link_deterioration {
        struct ipw_cmd_stats stats;
        u8 rate;
        u8 modulation;
        struct rate_histogram histogram;
        u8 silence_notification_type;   /* SILENCE_OVER/UNDER_THRESH */
        __le16 silence_count;
} __packed;

struct notif_association {
        u8 state;
} __packed;

struct notif_authenticate {
        u8 state;
        struct machdr24 addr;
        __le16 status;
} __packed;

struct notif_calibration {
        u8 data[104];
} __packed;

struct notif_noise {
        __le32 value;
} __packed;

struct ipw_rx_notification {
        u8 reserved[8];
        u8 subtype;
        u8 flags;
        __le16 size;
        union {
                struct notif_association assoc;
                struct notif_authenticate auth;
                struct notif_channel_result channel_result;
                struct notif_scan_complete scan_complete;
                struct notif_frag_length frag_len;
                struct notif_beacon_state beacon_state;
                struct notif_tgi_tx_key tgi_tx_key;
                struct notif_link_deterioration link_deterioration;
                struct notif_calibration calibration;
                struct notif_noise noise;
                u8 raw[0];
        } u;
} __packed;

struct ipw_rx_frame {
        __le32 reserved1;
        u8 parent_tsf[4];       // fw_use[0] is boolean for OUR_TSF_IS_GREATER
        u8 received_channel;    // The channel that this frame was received on.
        // Note that for .11b this does not have to be
        // the same as the channel that it was sent.
        // Filled by LMAC
        u8 frameStatus;
        u8 rate;
        u8 rssi;
        u8 agc;
        u8 rssi_dbm;
        __le16 signal;
        __le16 noise;
        u8 antennaAndPhy;
        u8 control;             // control bit should be on in bg
        u8 rtscts_rate;         // rate of rts or cts (in rts cts sequence rate
        // is identical)
        u8 rtscts_seen;         // 0x1 RTS seen ; 0x2 CTS seen
        __le16 length;
        u8 data[0];
} __packed;

struct ipw_rx_header {
        u8 message_type;
        u8 rx_seq_num;
        u8 control_bits;
        u8 reserved;
} __packed;

struct ipw_rx_packet {
        struct ipw_rx_header header;
        union {
                struct ipw_rx_frame frame;
                struct ipw_rx_notification notification;
        } u;
} __packed;

#define IPW_RX_NOTIFICATION_SIZE sizeof(struct ipw_rx_header) + 12
#define IPW_RX_FRAME_SIZE        (unsigned int)(sizeof(struct ipw_rx_header) + \
                                 sizeof(struct ipw_rx_frame))

struct ipw_rx_mem_buffer {
        dma_addr_t dma_addr;
        struct sk_buff *skb;
        struct list_head list;
};                              /* Not transferred over network, so not  __packed */

struct ipw_rx_queue {
        struct ipw_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS];
        struct ipw_rx_mem_buffer *queue[RX_QUEUE_SIZE];
        u32 processed;          /* Internal index to last handled Rx packet */
        u32 read;               /* Shared index to newest available Rx buffer */
        u32 write;              /* Shared index to oldest written Rx packet */
        u32 free_count;         /* Number of pre-allocated buffers in rx_free */
        /* Each of these lists is used as a FIFO for ipw_rx_mem_buffers */
        struct list_head rx_free;       /* Own an SKBs */
        struct list_head rx_used;       /* No SKB allocated */
        spinlock_t lock;
};                              /* Not transferred over network, so not  __packed */

struct alive_command_responce {
        u8 alive_command;
        u8 sequence_number;
        __le16 software_revision;
        u8 device_identifier;
        u8 reserved1[5];
        __le16 reserved2;
        __le16 reserved3;
        __le16 clock_settle_time;
        __le16 powerup_settle_time;
        __le16 reserved4;
        u8 time_stamp[5];       /* month, day, year, hours, minutes */
        u8 ucode_valid;
} __packed;

#define IPW_MAX_RATES 12

struct ipw_rates {
        u8 num_rates;
        u8 rates[IPW_MAX_RATES];
} __packed;

struct command_block {
        unsigned int control;
        u32 source_addr;
        u32 dest_addr;
        unsigned int status;
} __packed;

#define CB_NUMBER_OF_ELEMENTS_SMALL 64
struct fw_image_desc {
        unsigned long last_cb_index;
        unsigned long current_cb_index;
        struct command_block cb_list[CB_NUMBER_OF_ELEMENTS_SMALL];
        void *v_addr;
        unsigned long p_addr;
        unsigned long len;
};

struct ipw_sys_config {
        u8 bt_coexistence;
        u8 reserved1;
        u8 answer_broadcast_ssid_probe;
        u8 accept_all_data_frames;
        u8 accept_non_directed_frames;
        u8 exclude_unicast_unencrypted;
        u8 disable_unicast_decryption;
        u8 exclude_multicast_unencrypted;
        u8 disable_multicast_decryption;
        u8 antenna_diversity;
        u8 pass_crc_to_host;
        u8 dot11g_auto_detection;
        u8 enable_cts_to_self;
        u8 enable_multicast_filtering;
        u8 bt_coexist_collision_thr;
        u8 silence_threshold;
        u8 accept_all_mgmt_bcpr;
        u8 accept_all_mgmt_frames;
        u8 pass_noise_stats_to_host;
        u8 reserved3;
} __packed;

struct ipw_multicast_addr {
        u8 num_of_multicast_addresses;
        u8 reserved[3];
        u8 mac1[6];
        u8 mac2[6];
        u8 mac3[6];
        u8 mac4[6];
} __packed;

#define DCW_WEP_KEY_INDEX_MASK          0x03    /* bits [0:1] */
#define DCW_WEP_KEY_SEC_TYPE_MASK       0x30    /* bits [4:5] */

#define DCW_WEP_KEY_SEC_TYPE_WEP        0x00
#define DCW_WEP_KEY_SEC_TYPE_CCM        0x20
#define DCW_WEP_KEY_SEC_TYPE_TKIP       0x30

#define DCW_WEP_KEY_INVALID_SIZE        0x00    /* 0 = Invalid key */
#define DCW_WEP_KEY64Bit_SIZE           0x05    /* 64-bit encryption */
#define DCW_WEP_KEY128Bit_SIZE          0x0D    /* 128-bit encryption */
#define DCW_CCM_KEY128Bit_SIZE          0x10    /* 128-bit key */
//#define DCW_WEP_KEY128BitIV_SIZE      0x10    /* 128-bit key and 128-bit IV */

struct ipw_wep_key {
        u8 cmd_id;
        u8 seq_num;
        u8 key_index;
        u8 key_size;
        u8 key[16];
} __packed;

struct ipw_tgi_tx_key {
        u8 key_id;
        u8 security_type;
        u8 station_index;
        u8 flags;
        u8 key[16];
        __le32 tx_counter[2];
} __packed;

#define IPW_SCAN_CHANNELS 54

struct ipw_scan_request {
        u8 scan_type;
        __le16 dwell_time;
        u8 channels_list[IPW_SCAN_CHANNELS];
        u8 channels_reserved[3];
} __packed;

enum {
        IPW_SCAN_PASSIVE_TILL_FIRST_BEACON_SCAN = 0,
        IPW_SCAN_PASSIVE_FULL_DWELL_SCAN,
        IPW_SCAN_ACTIVE_DIRECT_SCAN,
        IPW_SCAN_ACTIVE_BROADCAST_SCAN,
        IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN,
        IPW_SCAN_TYPES
};

struct ipw_scan_request_ext {
        __le32 full_scan_index;
        u8 channels_list[IPW_SCAN_CHANNELS];
        u8 scan_type[IPW_SCAN_CHANNELS / 2];
        u8 reserved;
        __le16 dwell_time[IPW_SCAN_TYPES];
} __packed;

static inline u8 ipw_get_scan_type(struct ipw_scan_request_ext *scan, u8 index)
{
        if (index % 2)
                return scan->scan_type[index / 2] & 0x0F;
        else
                return (scan->scan_type[index / 2] & 0xF0) >> 4;
}

static inline void ipw_set_scan_type(struct ipw_scan_request_ext *scan,
                                     u8 index, u8 scan_type)
{
        if (index % 2)
                scan->scan_type[index / 2] =
                    (scan->scan_type[index / 2] & 0xF0) | (scan_type & 0x0F);
        else
                scan->scan_type[index / 2] =
                    (scan->scan_type[index / 2] & 0x0F) |
                    ((scan_type & 0x0F) << 4);
}

struct ipw_associate {
        u8 channel;
#ifdef __LITTLE_ENDIAN_BITFIELD
        u8 auth_type:4, auth_key:4;
#else
        u8 auth_key:4, auth_type:4;
#endif
        u8 assoc_type;
        u8 reserved;
        __le16 policy_support;
        u8 preamble_length;
        u8 ieee_mode;
        u8 bssid[ETH_ALEN];
        __le32 assoc_tsf_msw;
        __le32 assoc_tsf_lsw;
        __le16 capability;
        __le16 listen_interval;
        __le16 beacon_interval;
        u8 dest[ETH_ALEN];
        __le16 atim_window;
        u8 smr;
        u8 reserved1;
        __le16 reserved2;
} __packed;

struct ipw_supported_rates {
        u8 ieee_mode;
        u8 num_rates;
        u8 purpose;
        u8 reserved;
        u8 supported_rates[IPW_MAX_RATES];
} __packed;

struct ipw_rts_threshold {
        __le16 rts_threshold;
        __le16 reserved;
} __packed;

struct ipw_frag_threshold {
        __le16 frag_threshold;
        __le16 reserved;
} __packed;

struct ipw_retry_limit {
        u8 short_retry_limit;
        u8 long_retry_limit;
        __le16 reserved;
} __packed;

struct ipw_dino_config {
        __le32 dino_config_addr;
        __le16 dino_config_size;
        u8 dino_response;
        u8 reserved;
} __packed;

struct ipw_aironet_info {
        u8 id;
        u8 length;
        __le16 reserved;
} __packed;

struct ipw_rx_key {
        u8 station_index;
        u8 key_type;
        u8 key_id;
        u8 key_flag;
        u8 key[16];
        u8 station_address[6];
        u8 key_index;
        u8 reserved;
} __packed;

struct ipw_country_channel_info {
        u8 first_channel;
        u8 no_channels;
        s8 max_tx_power;
} __packed;

struct ipw_country_info {
        u8 id;
        u8 length;
        u8 country_str[IEEE80211_COUNTRY_STRING_LEN];
        struct ipw_country_channel_info groups[7];
} __packed;

struct ipw_channel_tx_power {
        u8 channel_number;
        s8 tx_power;
} __packed;

#define SCAN_ASSOCIATED_INTERVAL (HZ)
#define SCAN_INTERVAL (HZ / 10)
#define MAX_A_CHANNELS  37
#define MAX_B_CHANNELS  14

struct ipw_tx_power {
        u8 num_channels;
        u8 ieee_mode;
        struct ipw_channel_tx_power channels_tx_power[MAX_A_CHANNELS];
} __packed;

struct ipw_rsn_capabilities {
        u8 id;
        u8 length;
        __le16 version;
} __packed;

struct ipw_sensitivity_calib {
        __le16 beacon_rssi_raw;
        __le16 reserved;
} __packed;

/**
 * Host command structure.
 *
 * On input, the following fields should be filled:
 * - cmd
 * - len
 * - status_len
 * - param (if needed)

 *
 * On output,
 * - \a status contains status;
 * - \a param filled with status parameters.
 */
struct ipw_cmd {         /* XXX */
        u32 cmd;   /**< Host command */
        u32 status;/**< Status */
        u32 status_len;
                   /**< How many 32 bit parameters in the status */
        u32 len;   /**< incoming parameters length, bytes */
  /**
   * command parameters.
   * There should be enough space for incoming and
   * outcoming parameters.
   * Incoming parameters listed 1-st, followed by outcoming params.
   * nParams=(len+3)/4+status_len
   */
        u32 param[0];
} __packed;

#define STATUS_HCMD_ACTIVE      (1<<0)  /**< host command in progress */

#define STATUS_INT_ENABLED      (1<<1)
#define STATUS_RF_KILL_HW       (1<<2)
#define STATUS_RF_KILL_SW       (1<<3)
#define STATUS_RF_KILL_MASK     (STATUS_RF_KILL_HW | STATUS_RF_KILL_SW)

#define STATUS_INIT             (1<<5)
#define STATUS_AUTH             (1<<6)
#define STATUS_ASSOCIATED       (1<<7)
#define STATUS_STATE_MASK       (STATUS_INIT | STATUS_AUTH | STATUS_ASSOCIATED)

#define STATUS_ASSOCIATING      (1<<8)
#define STATUS_DISASSOCIATING   (1<<9)
#define STATUS_ROAMING          (1<<10)
#define STATUS_EXIT_PENDING     (1<<11)
#define STATUS_DISASSOC_PENDING (1<<12)
#define STATUS_STATE_PENDING    (1<<13)

#define STATUS_DIRECT_SCAN_PENDING (1<<19)
#define STATUS_SCAN_PENDING     (1<<20)
#define STATUS_SCANNING         (1<<21)
#define STATUS_SCAN_ABORTING    (1<<22)
#define STATUS_SCAN_FORCED      (1<<23)

#define STATUS_LED_LINK_ON      (1<<24)
#define STATUS_LED_ACT_ON       (1<<25)

#define STATUS_INDIRECT_BYTE    (1<<28) /* sysfs entry configured for access */
#define STATUS_INDIRECT_DWORD   (1<<29) /* sysfs entry configured for access */
#define STATUS_DIRECT_DWORD     (1<<30) /* sysfs entry configured for access */

#define STATUS_SECURITY_UPDATED (1<<31) /* Security sync needed */

#define CFG_STATIC_CHANNEL      (1<<0)  /* Restrict assoc. to single channel */
#define CFG_STATIC_ESSID        (1<<1)  /* Restrict assoc. to single SSID */
#define CFG_STATIC_BSSID        (1<<2)  /* Restrict assoc. to single BSSID */
#define CFG_CUSTOM_MAC          (1<<3)
#define CFG_PREAMBLE_LONG       (1<<4)
#define CFG_ADHOC_PERSIST       (1<<5)
#define CFG_ASSOCIATE           (1<<6)
#define CFG_FIXED_RATE          (1<<7)
#define CFG_ADHOC_CREATE        (1<<8)
#define CFG_NO_LED              (1<<9)
#define CFG_BACKGROUND_SCAN     (1<<10)
#define CFG_SPEED_SCAN          (1<<11)
#define CFG_NET_STATS           (1<<12)

#define CAP_SHARED_KEY          (1<<0)  /* Off = OPEN */
#define CAP_PRIVACY_ON          (1<<1)  /* Off = No privacy */

#define MAX_STATIONS            32
#define IPW_INVALID_STATION     (0xff)

struct ipw_station_entry {
        u8 mac_addr[ETH_ALEN];
        u8 reserved;
        u8 support_mode;
};

#define AVG_ENTRIES 8
struct average {
        s16 entries[AVG_ENTRIES];
        u8 pos;
        u8 init;
        s32 sum;
};

#define MAX_SPEED_SCAN 100
#define IPW_IBSS_MAC_HASH_SIZE 31

struct ipw_ibss_seq {
        u8 mac[ETH_ALEN];
        u16 seq_num;
        u16 frag_num;
        unsigned long packet_time;
        struct list_head list;
};

struct ipw_error_elem {  /* XXX */
        u32 desc;
        u32 time;
        u32 blink1;
        u32 blink2;
        u32 link1;
        u32 link2;
        u32 data;
};

struct ipw_event {       /* XXX */
        u32 event;
        u32 time;
        u32 data;
} __packed;

struct ipw_fw_error {    /* XXX */
        unsigned long jiffies;
        u32 status;
        u32 config;
        u32 elem_len;
        u32 log_len;
        struct ipw_error_elem *elem;
        struct ipw_event *log;
        u8 payload[0];
} __packed;

#ifdef CONFIG_IPW2200_PROMISCUOUS

enum ipw_prom_filter {
        IPW_PROM_CTL_HEADER_ONLY = (1 << 0),
        IPW_PROM_MGMT_HEADER_ONLY = (1 << 1),
        IPW_PROM_DATA_HEADER_ONLY = (1 << 2),
        IPW_PROM_ALL_HEADER_ONLY = 0xf, /* bits 0..3 */
        IPW_PROM_NO_TX = (1 << 4),
        IPW_PROM_NO_RX = (1 << 5),
        IPW_PROM_NO_CTL = (1 << 6),
        IPW_PROM_NO_MGMT = (1 << 7),
        IPW_PROM_NO_DATA = (1 << 8),
};

struct ipw_priv;
struct ipw_prom_priv {
        struct ipw_priv *priv;
        struct libipw_device *ieee;
        enum ipw_prom_filter filter;
        int tx_packets;
        int rx_packets;
};
#endif

#if defined(CONFIG_IPW2200_RADIOTAP) || defined(CONFIG_IPW2200_PROMISCUOUS)
/* Magic struct that slots into the radiotap header -- no reason
 * to build this manually element by element, we can write it much
 * more efficiently than we can parse it. ORDER MATTERS HERE
 *
 * When sent to us via the simulated Rx interface in sysfs, the entire
 * structure is provided regardless of any bits unset.
 */
struct ipw_rt_hdr {
        struct ieee80211_radiotap_header rt_hdr;
        u64 rt_tsf;      /* TSF */      /* XXX */
        u8 rt_flags;    /* radiotap packet flags */
        u8 rt_rate;     /* rate in 500kb/s */
        __le16 rt_channel;      /* channel in mhz */
        __le16 rt_chbitmask;    /* channel bitfield */
        s8 rt_dbmsignal;        /* signal in dbM, kluged to signed */
        s8 rt_dbmnoise;
        u8 rt_antenna;  /* antenna number */
        u8 payload[0];  /* payload... */
} __packed;
#endif

struct ipw_priv {
        /* ieee device used by generic ieee processing code */
        struct libipw_device *ieee;

        spinlock_t lock;
        spinlock_t irq_lock;
        struct mutex mutex;

        /* basic pci-network driver stuff */
        struct pci_dev *pci_dev;
        struct net_device *net_dev;

#ifdef CONFIG_IPW2200_PROMISCUOUS
        /* Promiscuous mode */
        struct ipw_prom_priv *prom_priv;
        struct net_device *prom_net_dev;
#endif

        /* pci hardware address support */
        void __iomem *hw_base;
        unsigned long hw_len;

        struct fw_image_desc sram_desc;

        /* result of ucode download */
        struct alive_command_responce dino_alive;

        wait_queue_head_t wait_command_queue;
        wait_queue_head_t wait_state;

        /* Rx and Tx DMA processing queues */
        struct ipw_rx_queue *rxq;
        struct clx2_tx_queue txq_cmd;
        struct clx2_tx_queue txq[4];
        u32 status;
        u32 config;
        u32 capability;

        struct average average_missed_beacons;
        s16 exp_avg_rssi;
        s16 exp_avg_noise;
        u32 port_type;
        int rx_bufs_min;          /**< minimum number of bufs in Rx queue */
        int rx_pend_max;          /**< maximum pending buffers for one IRQ */
        u32 hcmd_seq;             /**< sequence number for hcmd */
        u32 disassociate_threshold;
        u32 roaming_threshold;

        struct ipw_associate assoc_request;
        struct libipw_network *assoc_network;

        unsigned long ts_scan_abort;
        struct ipw_supported_rates rates;
        struct ipw_rates phy[3];           /**< PHY restrictions, per band */
        struct ipw_rates supp;             /**< software defined */
        struct ipw_rates extended;         /**< use for corresp. IE, AP only */

        struct notif_link_deterioration last_link_deterioration; /** for statistics */
        struct ipw_cmd *hcmd; /**< host command currently executed */

        wait_queue_head_t hcmd_wq;     /**< host command waits for execution */
        u32 tsf_bcn[2];              /**< TSF from latest beacon */

        struct notif_calibration calib; /**< last calibration */

        /* ordinal interface with firmware */
        u32 table0_addr;
        u32 table0_len;
        u32 table1_addr;
        u32 table1_len;
        u32 table2_addr;
        u32 table2_len;

        /* context information */
        u8 essid[IW_ESSID_MAX_SIZE];
        u8 essid_len;
        u8 nick[IW_ESSID_MAX_SIZE];
        u16 rates_mask;
        u8 channel;
        struct ipw_sys_config sys_config;
        u32 power_mode;
        u8 bssid[ETH_ALEN];
        u16 rts_threshold;
        u8 mac_addr[ETH_ALEN];
        u8 num_stations;
        u8 stations[MAX_STATIONS][ETH_ALEN];
        u8 short_retry_limit;
        u8 long_retry_limit;

        u32 notif_missed_beacons;

        /* Statistics and counters normalized with each association */
        u32 last_missed_beacons;
        u32 last_tx_packets;
        u32 last_rx_packets;
        u32 last_tx_failures;
        u32 last_rx_err;
        u32 last_rate;

        u32 missed_adhoc_beacons;
        u32 missed_beacons;
        u32 rx_packets;
        u32 tx_packets;
        u32 quality;

        u8 speed_scan[MAX_SPEED_SCAN];
        u8 speed_scan_pos;

        u16 last_seq_num;
        u16 last_frag_num;
        unsigned long last_packet_time;
        struct list_head ibss_mac_hash[IPW_IBSS_MAC_HASH_SIZE];

        /* eeprom */
        u8 eeprom[0x100];       /* 256 bytes of eeprom */
        u8 country[4];
        int eeprom_delay;

        struct iw_statistics wstats;

        struct iw_public_data wireless_data;

        int user_requested_scan;
        u8 direct_scan_ssid[IW_ESSID_MAX_SIZE];
        u8 direct_scan_ssid_len;

        struct delayed_work adhoc_check;
        struct work_struct associate;
        struct work_struct disassociate;
        struct work_struct system_config;
        struct work_struct rx_replenish;
        struct delayed_work request_scan;
        struct delayed_work request_direct_scan;
        struct delayed_work request_passive_scan;
        struct delayed_work scan_event;
        struct work_struct adapter_restart;
        struct delayed_work rf_kill;
        struct work_struct up;
        struct work_struct down;
        struct delayed_work gather_stats;
        struct work_struct abort_scan;
        struct work_struct roam;
        struct delayed_work scan_check;
        struct work_struct link_up;
        struct work_struct link_down;

        struct tasklet_struct irq_tasklet;

        /* LED related variables and work_struct */
        u8 nic_type;
        u32 led_activity_on;
        u32 led_activity_off;
        u32 led_association_on;
        u32 led_association_off;
        u32 led_ofdm_on;
        u32 led_ofdm_off;

        struct delayed_work led_link_on;
        struct delayed_work led_link_off;
        struct delayed_work led_act_off;
        struct work_struct merge_networks;

        struct ipw_cmd_log *cmdlog;
        int cmdlog_len;
        int cmdlog_pos;

#define IPW_2200BG  1
#define IPW_2915ABG 2
        u8 adapter;

        s8 tx_power;

        /* Track time in suspend */
        unsigned long suspend_at;
        unsigned long suspend_time;

#ifdef CONFIG_PM
        u32 pm_state[16];
#endif

        struct ipw_fw_error *error;

        /* network state */

        /* Used to pass the current INTA value from ISR to Tasklet */
        u32 isr_inta;

        /* QoS */
        struct ipw_qos_info qos_data;
        struct work_struct qos_activate;
        /*********************************/

        /* debugging info */
        u32 indirect_dword;
        u32 direct_dword;
        u32 indirect_byte;
};                              /*ipw_priv */

/* debug macros */

/* Debug and printf string expansion helpers for printing bitfields */
#define BIT_FMT8 "%c%c%c%c-%c%c%c%c"
#define BIT_FMT16 BIT_FMT8 ":" BIT_FMT8
#define BIT_FMT32 BIT_FMT16 " " BIT_FMT16

#define BITC(x,y) (((x>>y)&1)?'1':'0')
#define BIT_ARG8(x) \
BITC(x,7),BITC(x,6),BITC(x,5),BITC(x,4),\
BITC(x,3),BITC(x,2),BITC(x,1),BITC(x,0)

#define BIT_ARG16(x) \
BITC(x,15),BITC(x,14),BITC(x,13),BITC(x,12),\
BITC(x,11),BITC(x,10),BITC(x,9),BITC(x,8),\
BIT_ARG8(x)

#define BIT_ARG32(x) \
BITC(x,31),BITC(x,30),BITC(x,29),BITC(x,28),\
BITC(x,27),BITC(x,26),BITC(x,25),BITC(x,24),\
BITC(x,23),BITC(x,22),BITC(x,21),BITC(x,20),\
BITC(x,19),BITC(x,18),BITC(x,17),BITC(x,16),\
BIT_ARG16(x)


#define IPW_DEBUG(level, fmt, args...) \
do { if (ipw_debug_level & (level)) \
  printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \
         in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)

#ifdef CONFIG_IPW2200_DEBUG
#define IPW_LL_DEBUG(level, fmt, args...) \
do { if (ipw_debug_level & (level)) \
  printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \
         in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
#else
#define IPW_LL_DEBUG(level, fmt, args...) do {} while (0)
#endif                          /* CONFIG_IPW2200_DEBUG */

/*
 * To use the debug system;
 *
 * If you are defining a new debug classification, simply add it to the #define
 * list here in the form of:
 *
 * #define IPW_DL_xxxx VALUE
 *
 * shifting value to the left one bit from the previous entry.  xxxx should be
 * the name of the classification (for example, WEP)
 *
 * You then need to either add a IPW_xxxx_DEBUG() macro definition for your
 * classification, or use IPW_DEBUG(IPW_DL_xxxx, ...) whenever you want
 * to send output to that classification.
 *
 * To add your debug level to the list of levels seen when you perform
 *
 * % cat /proc/net/ipw/debug_level
 *
 * you simply need to add your entry to the ipw_debug_levels array.
 *
 * If you do not see debug_level in /proc/net/ipw then you do not have
 * CONFIG_IPW2200_DEBUG defined in your kernel configuration
 *
 */

#define IPW_DL_ERROR         (1<<0)
#define IPW_DL_WARNING       (1<<1)
#define IPW_DL_INFO          (1<<2)
#define IPW_DL_WX            (1<<3)
#define IPW_DL_HOST_COMMAND  (1<<5)
#define IPW_DL_STATE         (1<<6)

#define IPW_DL_NOTIF         (1<<10)
#define IPW_DL_SCAN          (1<<11)
#define IPW_DL_ASSOC         (1<<12)
#define IPW_DL_DROP          (1<<13)
#define IPW_DL_IOCTL         (1<<14)

#define IPW_DL_MANAGE        (1<<15)
#define IPW_DL_FW            (1<<16)
#define IPW_DL_RF_KILL       (1<<17)
#define IPW_DL_FW_ERRORS     (1<<18)

#define IPW_DL_LED           (1<<19)

#define IPW_DL_ORD           (1<<20)

#define IPW_DL_FRAG          (1<<21)
#define IPW_DL_WEP           (1<<22)
#define IPW_DL_TX            (1<<23)
#define IPW_DL_RX            (1<<24)
#define IPW_DL_ISR           (1<<25)
#define IPW_DL_FW_INFO       (1<<26)
#define IPW_DL_IO            (1<<27)
#define IPW_DL_TRACE         (1<<28)

#define IPW_DL_STATS         (1<<29)
#define IPW_DL_MERGE         (1<<30)
#define IPW_DL_QOS           (1<<31)

#define IPW_ERROR(f, a...) printk(KERN_ERR DRV_NAME ": " f, ## a)
#define IPW_WARNING(f, a...) printk(KERN_WARNING DRV_NAME ": " f, ## a)
#define IPW_DEBUG_INFO(f, a...)    IPW_DEBUG(IPW_DL_INFO, f, ## a)

#define IPW_DEBUG_WX(f, a...)     IPW_DEBUG(IPW_DL_WX, f, ## a)
#define IPW_DEBUG_SCAN(f, a...)   IPW_DEBUG(IPW_DL_SCAN, f, ## a)
#define IPW_DEBUG_TRACE(f, a...)  IPW_LL_DEBUG(IPW_DL_TRACE, f, ## a)
#define IPW_DEBUG_RX(f, a...)     IPW_LL_DEBUG(IPW_DL_RX, f, ## a)
#define IPW_DEBUG_TX(f, a...)     IPW_LL_DEBUG(IPW_DL_TX, f, ## a)
#define IPW_DEBUG_ISR(f, a...)    IPW_LL_DEBUG(IPW_DL_ISR, f, ## a)
#define IPW_DEBUG_MANAGEMENT(f, a...) IPW_DEBUG(IPW_DL_MANAGE, f, ## a)
#define IPW_DEBUG_LED(f, a...) IPW_LL_DEBUG(IPW_DL_LED, f, ## a)
#define IPW_DEBUG_WEP(f, a...)    IPW_LL_DEBUG(IPW_DL_WEP, f, ## a)
#define IPW_DEBUG_HC(f, a...) IPW_LL_DEBUG(IPW_DL_HOST_COMMAND, f, ## a)
#define IPW_DEBUG_FRAG(f, a...) IPW_LL_DEBUG(IPW_DL_FRAG, f, ## a)
#define IPW_DEBUG_FW(f, a...) IPW_LL_DEBUG(IPW_DL_FW, f, ## a)
#define IPW_DEBUG_RF_KILL(f, a...) IPW_DEBUG(IPW_DL_RF_KILL, f, ## a)
#define IPW_DEBUG_DROP(f, a...) IPW_DEBUG(IPW_DL_DROP, f, ## a)
#define IPW_DEBUG_IO(f, a...) IPW_LL_DEBUG(IPW_DL_IO, f, ## a)
#define IPW_DEBUG_ORD(f, a...) IPW_LL_DEBUG(IPW_DL_ORD, f, ## a)
#define IPW_DEBUG_FW_INFO(f, a...) IPW_LL_DEBUG(IPW_DL_FW_INFO, f, ## a)
#define IPW_DEBUG_NOTIF(f, a...) IPW_DEBUG(IPW_DL_NOTIF, f, ## a)
#define IPW_DEBUG_STATE(f, a...) IPW_DEBUG(IPW_DL_STATE | IPW_DL_ASSOC | IPW_DL_INFO, f, ## a)
#define IPW_DEBUG_ASSOC(f, a...) IPW_DEBUG(IPW_DL_ASSOC | IPW_DL_INFO, f, ## a)
#define IPW_DEBUG_STATS(f, a...) IPW_LL_DEBUG(IPW_DL_STATS, f, ## a)
#define IPW_DEBUG_MERGE(f, a...) IPW_LL_DEBUG(IPW_DL_MERGE, f, ## a)
#define IPW_DEBUG_QOS(f, a...)   IPW_LL_DEBUG(IPW_DL_QOS, f, ## a)

#include <linux/ctype.h>

/*
* Register bit definitions
*/

#define IPW_INTA_RW       0x00000008
#define IPW_INTA_MASK_R   0x0000000C
#define IPW_INDIRECT_ADDR 0x00000010
#define IPW_INDIRECT_DATA 0x00000014
#define IPW_AUTOINC_ADDR  0x00000018
#define IPW_AUTOINC_DATA  0x0000001C
#define IPW_RESET_REG     0x00000020
#define IPW_GP_CNTRL_RW   0x00000024

#define IPW_READ_INT_REGISTER 0xFF4

#define IPW_GP_CNTRL_BIT_INIT_DONE      0x00000004

#define IPW_REGISTER_DOMAIN1_END        0x00001000
#define IPW_SRAM_READ_INT_REGISTER      0x00000ff4

#define IPW_SHARED_LOWER_BOUND          0x00000200
#define IPW_INTERRUPT_AREA_LOWER_BOUND  0x00000f80

#define IPW_NIC_SRAM_LOWER_BOUND        0x00000000
#define IPW_NIC_SRAM_UPPER_BOUND        0x00030000

#define IPW_BIT_INT_HOST_SRAM_READ_INT_REGISTER (1 << 29)
#define IPW_GP_CNTRL_BIT_CLOCK_READY    0x00000001
#define IPW_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY 0x00000002

/*
 * RESET Register Bit Indexes
 */
#define CBD_RESET_REG_PRINCETON_RESET (1<<0)
#define IPW_START_STANDBY             (1<<2)
#define IPW_ACTIVITY_LED              (1<<4)
#define IPW_ASSOCIATED_LED            (1<<5)
#define IPW_OFDM_LED                  (1<<6)
#define IPW_RESET_REG_SW_RESET        (1<<7)
#define IPW_RESET_REG_MASTER_DISABLED (1<<8)
#define IPW_RESET_REG_STOP_MASTER     (1<<9)
#define IPW_GATE_ODMA                 (1<<25)
#define IPW_GATE_IDMA                 (1<<26)
#define IPW_ARC_KESHET_CONFIG         (1<<27)
#define IPW_GATE_ADMA                 (1<<29)

#define IPW_CSR_CIS_UPPER_BOUND 0x00000200
#define IPW_DOMAIN_0_END 0x1000
#define CLX_MEM_BAR_SIZE 0x1000

/* Dino/baseband control registers bits */

#define DINO_ENABLE_SYSTEM 0x80 /* 1 = baseband processor on, 0 = reset */
#define DINO_ENABLE_CS     0x40 /* 1 = enable ucode load */
#define DINO_RXFIFO_DATA   0x01 /* 1 = data available */
#define IPW_BASEBAND_CONTROL_STATUS     0X00200000
#define IPW_BASEBAND_TX_FIFO_WRITE      0X00200004
#define IPW_BASEBAND_RX_FIFO_READ       0X00200004
#define IPW_BASEBAND_CONTROL_STORE      0X00200010

#define IPW_INTERNAL_CMD_EVENT  0X00300004
#define IPW_BASEBAND_POWER_DOWN 0x00000001

#define IPW_MEM_HALT_AND_RESET  0x003000e0

/* defgroup bits_halt_reset MEM_HALT_AND_RESET register bits */
#define IPW_BIT_HALT_RESET_ON   0x80000000
#define IPW_BIT_HALT_RESET_OFF  0x00000000

#define CB_LAST_VALID     0x20000000
#define CB_INT_ENABLED    0x40000000
#define CB_VALID          0x80000000
#define CB_SRC_LE         0x08000000
#define CB_DEST_LE        0x04000000
#define CB_SRC_AUTOINC    0x00800000
#define CB_SRC_IO_GATED   0x00400000
#define CB_DEST_AUTOINC   0x00080000
#define CB_SRC_SIZE_LONG  0x00200000
#define CB_DEST_SIZE_LONG 0x00020000

/* DMA DEFINES */

#define DMA_CONTROL_SMALL_CB_CONST_VALUE 0x00540000
#define DMA_CB_STOP_AND_ABORT            0x00000C00
#define DMA_CB_START                     0x00000100

#define IPW_SHARED_SRAM_SIZE               0x00030000
#define IPW_SHARED_SRAM_DMA_CONTROL        0x00027000
#define CB_MAX_LENGTH                      0x1FFF

#define IPW_HOST_EEPROM_DATA_SRAM_SIZE 0xA18
#define IPW_EEPROM_IMAGE_SIZE          0x100

/* DMA defs */
#define IPW_DMA_I_CURRENT_CB  0x003000D0
#define IPW_DMA_O_CURRENT_CB  0x003000D4
#define IPW_DMA_I_DMA_CONTROL 0x003000A4
#define IPW_DMA_I_CB_BASE     0x003000A0

#define IPW_TX_CMD_QUEUE_BD_BASE        0x00000200
#define IPW_TX_CMD_QUEUE_BD_SIZE        0x00000204
#define IPW_TX_QUEUE_0_BD_BASE          0x00000208
#define IPW_TX_QUEUE_0_BD_SIZE          (0x0000020C)
#define IPW_TX_QUEUE_1_BD_BASE          0x00000210
#define IPW_TX_QUEUE_1_BD_SIZE          0x00000214
#define IPW_TX_QUEUE_2_BD_BASE          0x00000218
#define IPW_TX_QUEUE_2_BD_SIZE          (0x0000021C)
#define IPW_TX_QUEUE_3_BD_BASE          0x00000220
#define IPW_TX_QUEUE_3_BD_SIZE          0x00000224
#define IPW_RX_BD_BASE                  0x00000240
#define IPW_RX_BD_SIZE                  0x00000244
#define IPW_RFDS_TABLE_LOWER            0x00000500

#define IPW_TX_CMD_QUEUE_READ_INDEX     0x00000280
#define IPW_TX_QUEUE_0_READ_INDEX       0x00000284
#define IPW_TX_QUEUE_1_READ_INDEX       0x00000288
#define IPW_TX_QUEUE_2_READ_INDEX       (0x0000028C)
#define IPW_TX_QUEUE_3_READ_INDEX       0x00000290
#define IPW_RX_READ_INDEX               (0x000002A0)

#define IPW_TX_CMD_QUEUE_WRITE_INDEX    (0x00000F80)
#define IPW_TX_QUEUE_0_WRITE_INDEX      (0x00000F84)
#define IPW_TX_QUEUE_1_WRITE_INDEX      (0x00000F88)
#define IPW_TX_QUEUE_2_WRITE_INDEX      (0x00000F8C)
#define IPW_TX_QUEUE_3_WRITE_INDEX      (0x00000F90)
#define IPW_RX_WRITE_INDEX              (0x00000FA0)

/*
 * EEPROM Related Definitions
 */

#define IPW_EEPROM_DATA_SRAM_ADDRESS (IPW_SHARED_LOWER_BOUND + 0x814)
#define IPW_EEPROM_DATA_SRAM_SIZE    (IPW_SHARED_LOWER_BOUND + 0x818)
#define IPW_EEPROM_LOAD_DISABLE      (IPW_SHARED_LOWER_BOUND + 0x81C)
#define IPW_EEPROM_DATA              (IPW_SHARED_LOWER_BOUND + 0x820)
#define IPW_EEPROM_UPPER_ADDRESS     (IPW_SHARED_LOWER_BOUND + 0x9E0)

#define IPW_STATION_TABLE_LOWER      (IPW_SHARED_LOWER_BOUND + 0xA0C)
#define IPW_STATION_TABLE_UPPER      (IPW_SHARED_LOWER_BOUND + 0xB0C)
#define IPW_REQUEST_ATIM             (IPW_SHARED_LOWER_BOUND + 0xB0C)
#define IPW_ATIM_SENT                (IPW_SHARED_LOWER_BOUND + 0xB10)
#define IPW_WHO_IS_AWAKE             (IPW_SHARED_LOWER_BOUND + 0xB14)
#define IPW_DURING_ATIM_WINDOW       (IPW_SHARED_LOWER_BOUND + 0xB18)

#define MSB                             1
#define LSB                             0
#define WORD_TO_BYTE(_word)             ((_word) * sizeof(u16))

#define GET_EEPROM_ADDR(_wordoffset,_byteoffset) \
    ( WORD_TO_BYTE(_wordoffset) + (_byteoffset) )

/* EEPROM access by BYTE */
#define EEPROM_PME_CAPABILITY   (GET_EEPROM_ADDR(0x09,MSB))     /* 1 byte   */
#define EEPROM_MAC_ADDRESS      (GET_EEPROM_ADDR(0x21,LSB))     /* 6 byte   */
#define EEPROM_VERSION          (GET_EEPROM_ADDR(0x24,MSB))     /* 1 byte   */
#define EEPROM_NIC_TYPE         (GET_EEPROM_ADDR(0x25,LSB))     /* 1 byte   */
#define EEPROM_SKU_CAPABILITY   (GET_EEPROM_ADDR(0x25,MSB))     /* 1 byte   */
#define EEPROM_COUNTRY_CODE     (GET_EEPROM_ADDR(0x26,LSB))     /* 3 bytes  */
#define EEPROM_IBSS_CHANNELS_BG (GET_EEPROM_ADDR(0x28,LSB))     /* 2 bytes  */
#define EEPROM_IBSS_CHANNELS_A  (GET_EEPROM_ADDR(0x29,MSB))     /* 5 bytes  */
#define EEPROM_BSS_CHANNELS_BG  (GET_EEPROM_ADDR(0x2c,LSB))     /* 2 bytes  */
#define EEPROM_HW_VERSION       (GET_EEPROM_ADDR(0x72,LSB))     /* 2 bytes  */

/* NIC type as found in the one byte EEPROM_NIC_TYPE offset */
#define EEPROM_NIC_TYPE_0 0
#define EEPROM_NIC_TYPE_1 1
#define EEPROM_NIC_TYPE_2 2
#define EEPROM_NIC_TYPE_3 3
#define EEPROM_NIC_TYPE_4 4

/* Bluetooth Coexistence capabilities as found in EEPROM_SKU_CAPABILITY */
#define EEPROM_SKU_CAP_BT_CHANNEL_SIG  0x01     /* we can tell BT our channel # */
#define EEPROM_SKU_CAP_BT_PRIORITY     0x02     /* BT can take priority over us */
#define EEPROM_SKU_CAP_BT_OOB          0x04     /* we can signal BT out-of-band */

#define FW_MEM_REG_LOWER_BOUND          0x00300000
#define FW_MEM_REG_EEPROM_ACCESS        (FW_MEM_REG_LOWER_BOUND + 0x40)
#define IPW_EVENT_REG                   (FW_MEM_REG_LOWER_BOUND + 0x04)
#define EEPROM_BIT_SK                   (1<<0)
#define EEPROM_BIT_CS                   (1<<1)
#define EEPROM_BIT_DI                   (1<<2)
#define EEPROM_BIT_DO                   (1<<4)

#define EEPROM_CMD_READ                 0x2

/* Interrupts masks */
#define IPW_INTA_NONE   0x00000000

#define IPW_INTA_BIT_RX_TRANSFER                   0x00000002
#define IPW_INTA_BIT_STATUS_CHANGE                 0x00000010
#define IPW_INTA_BIT_BEACON_PERIOD_EXPIRED         0x00000020

//Inta Bits for CF
#define IPW_INTA_BIT_TX_CMD_QUEUE                  0x00000800
#define IPW_INTA_BIT_TX_QUEUE_1                    0x00001000
#define IPW_INTA_BIT_TX_QUEUE_2                    0x00002000
#define IPW_INTA_BIT_TX_QUEUE_3                    0x00004000
#define IPW_INTA_BIT_TX_QUEUE_4                    0x00008000

#define IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE      0x00010000

#define IPW_INTA_BIT_PREPARE_FOR_POWER_DOWN        0x00100000
#define IPW_INTA_BIT_POWER_DOWN                    0x00200000

#define IPW_INTA_BIT_FW_INITIALIZATION_DONE        0x01000000
#define IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE  0x02000000
#define IPW_INTA_BIT_RF_KILL_DONE                  0x04000000
#define IPW_INTA_BIT_FATAL_ERROR             0x40000000
#define IPW_INTA_BIT_PARITY_ERROR            0x80000000

/* Interrupts enabled at init time. */
#define IPW_INTA_MASK_ALL                        \
        (IPW_INTA_BIT_TX_QUEUE_1               | \
         IPW_INTA_BIT_TX_QUEUE_2               | \
         IPW_INTA_BIT_TX_QUEUE_3               | \
         IPW_INTA_BIT_TX_QUEUE_4               | \
         IPW_INTA_BIT_TX_CMD_QUEUE             | \
         IPW_INTA_BIT_RX_TRANSFER              | \
         IPW_INTA_BIT_FATAL_ERROR              | \
         IPW_INTA_BIT_PARITY_ERROR             | \
         IPW_INTA_BIT_STATUS_CHANGE            | \
         IPW_INTA_BIT_FW_INITIALIZATION_DONE   | \
         IPW_INTA_BIT_BEACON_PERIOD_EXPIRED    | \
         IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE | \
         IPW_INTA_BIT_PREPARE_FOR_POWER_DOWN   | \
         IPW_INTA_BIT_POWER_DOWN               | \
         IPW_INTA_BIT_RF_KILL_DONE )

/* FW event log definitions */
#define EVENT_ELEM_SIZE     (3 * sizeof(u32))
#define EVENT_START_OFFSET  (1 * sizeof(u32) + 2 * sizeof(u16))

/* FW error log definitions */
#define ERROR_ELEM_SIZE     (7 * sizeof(u32))
#define ERROR_START_OFFSET  (1 * sizeof(u32))

/* TX power level (dbm) */
#define IPW_TX_POWER_MIN        -12
#define IPW_TX_POWER_MAX        20
#define IPW_TX_POWER_DEFAULT    IPW_TX_POWER_MAX

enum {
        IPW_FW_ERROR_OK = 0,
        IPW_FW_ERROR_FAIL,
        IPW_FW_ERROR_MEMORY_UNDERFLOW,
        IPW_FW_ERROR_MEMORY_OVERFLOW,
        IPW_FW_ERROR_BAD_PARAM,
        IPW_FW_ERROR_BAD_CHECKSUM,
        IPW_FW_ERROR_NMI_INTERRUPT,
        IPW_FW_ERROR_BAD_DATABASE,
        IPW_FW_ERROR_ALLOC_FAIL,
        IPW_FW_ERROR_DMA_UNDERRUN,
        IPW_FW_ERROR_DMA_STATUS,
        IPW_FW_ERROR_DINO_ERROR,
        IPW_FW_ERROR_EEPROM_ERROR,
        IPW_FW_ERROR_SYSASSERT,
        IPW_FW_ERROR_FATAL_ERROR
};

#define AUTH_OPEN       0
#define AUTH_SHARED_KEY 1
#define AUTH_LEAP       2
#define AUTH_IGNORE     3

#define HC_ASSOCIATE      0
#define HC_REASSOCIATE    1
#define HC_DISASSOCIATE   2
#define HC_IBSS_START     3
#define HC_IBSS_RECONF    4
#define HC_DISASSOC_QUIET 5

#define HC_QOS_SUPPORT_ASSOC  cpu_to_le16(0x01)

#define IPW_RATE_CAPABILITIES 1
#define IPW_RATE_CONNECT      0

/*
 * Rate values and masks
 */
#define IPW_TX_RATE_1MB  0x0A
#define IPW_TX_RATE_2MB  0x14
#define IPW_TX_RATE_5MB  0x37
#define IPW_TX_RATE_6MB  0x0D
#define IPW_TX_RATE_9MB  0x0F
#define IPW_TX_RATE_11MB 0x6E
#define IPW_TX_RATE_12MB 0x05
#define IPW_TX_RATE_18MB 0x07
#define IPW_TX_RATE_24MB 0x09
#define IPW_TX_RATE_36MB 0x0B
#define IPW_TX_RATE_48MB 0x01
#define IPW_TX_RATE_54MB 0x03

#define IPW_ORD_TABLE_ID_MASK             0x0000FF00
#define IPW_ORD_TABLE_VALUE_MASK          0x000000FF

#define IPW_ORD_TABLE_0_MASK              0x0000F000
#define IPW_ORD_TABLE_1_MASK              0x0000F100
#define IPW_ORD_TABLE_2_MASK              0x0000F200
#define IPW_ORD_TABLE_3_MASK              0x0000F300
#define IPW_ORD_TABLE_4_MASK              0x0000F400
#define IPW_ORD_TABLE_5_MASK              0x0000F500
#define IPW_ORD_TABLE_6_MASK              0x0000F600
#define IPW_ORD_TABLE_7_MASK              0x0000F700

/*
 * Table 0 Entries (all entries are 32 bits)
 */
enum {
        IPW_ORD_STAT_TX_CURR_RATE = IPW_ORD_TABLE_0_MASK + 1,
        IPW_ORD_STAT_FRAG_TRESHOLD,
        IPW_ORD_STAT_RTS_THRESHOLD,
        IPW_ORD_STAT_TX_HOST_REQUESTS,
        IPW_ORD_STAT_TX_HOST_COMPLETE,
        IPW_ORD_STAT_TX_DIR_DATA,
        IPW_ORD_STAT_TX_DIR_DATA_B_1,
        IPW_ORD_STAT_TX_DIR_DATA_B_2,
        IPW_ORD_STAT_TX_DIR_DATA_B_5_5,
        IPW_ORD_STAT_TX_DIR_DATA_B_11,
        /* Hole */

        IPW_ORD_STAT_TX_DIR_DATA_G_1 = IPW_ORD_TABLE_0_MASK + 19,
        IPW_ORD_STAT_TX_DIR_DATA_G_2,
        IPW_ORD_STAT_TX_DIR_DATA_G_5_5,
        IPW_ORD_STAT_TX_DIR_DATA_G_6,
        IPW_ORD_STAT_TX_DIR_DATA_G_9,
        IPW_ORD_STAT_TX_DIR_DATA_G_11,
        IPW_ORD_STAT_TX_DIR_DATA_G_12,
        IPW_ORD_STAT_TX_DIR_DATA_G_18,
        IPW_ORD_STAT_TX_DIR_DATA_G_24,
        IPW_ORD_STAT_TX_DIR_DATA_G_36,
        IPW_ORD_STAT_TX_DIR_DATA_G_48,
        IPW_ORD_STAT_TX_DIR_DATA_G_54,
        IPW_ORD_STAT_TX_NON_DIR_DATA,
        IPW_ORD_STAT_TX_NON_DIR_DATA_B_1,
        IPW_ORD_STAT_TX_NON_DIR_DATA_B_2,
        IPW_ORD_STAT_TX_NON_DIR_DATA_B_5_5,
        IPW_ORD_STAT_TX_NON_DIR_DATA_B_11,
        /* Hole */

        IPW_ORD_STAT_TX_NON_DIR_DATA_G_1 = IPW_ORD_TABLE_0_MASK + 44,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_2,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_5_5,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_6,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_9,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_11,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_12,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_18,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_24,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_36,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_48,
        IPW_ORD_STAT_TX_NON_DIR_DATA_G_54,
        IPW_ORD_STAT_TX_RETRY,
        IPW_ORD_STAT_TX_FAILURE,
        IPW_ORD_STAT_RX_ERR_CRC,
        IPW_ORD_STAT_RX_ERR_ICV,
        IPW_ORD_STAT_RX_NO_BUFFER,
        IPW_ORD_STAT_FULL_SCANS,
        IPW_ORD_STAT_PARTIAL_SCANS,
        IPW_ORD_STAT_TGH_ABORTED_SCANS,
        IPW_ORD_STAT_TX_TOTAL_BYTES,
        IPW_ORD_STAT_CURR_RSSI_RAW,
        IPW_ORD_STAT_RX_BEACON,
        IPW_ORD_STAT_MISSED_BEACONS,
        IPW_ORD_TABLE_0_LAST
};

#define IPW_RSSI_TO_DBM 112

/* Table 1 Entries
 */
enum {
        IPW_ORD_TABLE_1_LAST = IPW_ORD_TABLE_1_MASK | 1,
};

/*
 * Table 2 Entries
 *
 * FW_VERSION:    16 byte string
 * FW_DATE:       16 byte string (only 14 bytes used)
 * UCODE_VERSION: 4 byte version code
 * UCODE_DATE:    5 bytes code code
 * ADDAPTER_MAC:  6 byte MAC address
 * RTC:           4 byte clock
 */
enum {
        IPW_ORD_STAT_FW_VERSION = IPW_ORD_TABLE_2_MASK | 1,
        IPW_ORD_STAT_FW_DATE,
        IPW_ORD_STAT_UCODE_VERSION,
        IPW_ORD_STAT_UCODE_DATE,
        IPW_ORD_STAT_ADAPTER_MAC,
        IPW_ORD_STAT_RTC,
        IPW_ORD_TABLE_2_LAST
};

/* Table 3 */
enum {
        IPW_ORD_STAT_TX_PACKET = IPW_ORD_TABLE_3_MASK | 0,
        IPW_ORD_STAT_TX_PACKET_FAILURE,
        IPW_ORD_STAT_TX_PACKET_SUCCESS,
        IPW_ORD_STAT_TX_PACKET_ABORTED,
        IPW_ORD_TABLE_3_LAST
};

/* Table 4 */
enum {
        IPW_ORD_TABLE_4_LAST = IPW_ORD_TABLE_4_MASK
};

/* Table 5 */
enum {
        IPW_ORD_STAT_AVAILABLE_AP_COUNT = IPW_ORD_TABLE_5_MASK,
        IPW_ORD_STAT_AP_ASSNS,
        IPW_ORD_STAT_ROAM,
        IPW_ORD_STAT_ROAM_CAUSE_MISSED_BEACONS,
        IPW_ORD_STAT_ROAM_CAUSE_UNASSOC,
        IPW_ORD_STAT_ROAM_CAUSE_RSSI,
        IPW_ORD_STAT_ROAM_CAUSE_LINK_QUALITY,
        IPW_ORD_STAT_ROAM_CAUSE_AP_LOAD_BALANCE,
        IPW_ORD_STAT_ROAM_CAUSE_AP_NO_TX,
        IPW_ORD_STAT_LINK_UP,
        IPW_ORD_STAT_LINK_DOWN,
        IPW_ORD_ANTENNA_DIVERSITY,
        IPW_ORD_CURR_FREQ,
        IPW_ORD_TABLE_5_LAST
};

/* Table 6 */
enum {
        IPW_ORD_COUNTRY_CODE = IPW_ORD_TABLE_6_MASK,
        IPW_ORD_CURR_BSSID,
        IPW_ORD_CURR_SSID,
        IPW_ORD_TABLE_6_LAST
};

/* Table 7 */
enum {
        IPW_ORD_STAT_PERCENT_MISSED_BEACONS = IPW_ORD_TABLE_7_MASK,
        IPW_ORD_STAT_PERCENT_TX_RETRIES,
        IPW_ORD_STAT_PERCENT_LINK_QUALITY,
        IPW_ORD_STAT_CURR_RSSI_DBM,
        IPW_ORD_TABLE_7_LAST
};

#define IPW_ERROR_LOG     (IPW_SHARED_LOWER_BOUND + 0x410)
#define IPW_EVENT_LOG     (IPW_SHARED_LOWER_BOUND + 0x414)
#define IPW_ORDINALS_TABLE_LOWER        (IPW_SHARED_LOWER_BOUND + 0x500)
#define IPW_ORDINALS_TABLE_0            (IPW_SHARED_LOWER_BOUND + 0x180)
#define IPW_ORDINALS_TABLE_1            (IPW_SHARED_LOWER_BOUND + 0x184)
#define IPW_ORDINALS_TABLE_2            (IPW_SHARED_LOWER_BOUND + 0x188)
#define IPW_MEM_FIXED_OVERRIDE          (IPW_SHARED_LOWER_BOUND + 0x41C)

struct ipw_fixed_rate {
        __le16 tx_rates;
        __le16 reserved;
} __packed;

#define IPW_INDIRECT_ADDR_MASK (~0x3ul)

struct host_cmd {
        u8 cmd;
        u8 len;
        u16 reserved;
        u32 *param;
} __packed;     /* XXX */

struct cmdlog_host_cmd {
        u8 cmd;
        u8 len;
        __le16 reserved;
        char param[124];
} __packed;

struct ipw_cmd_log {
        unsigned long jiffies;
        int retcode;
        struct cmdlog_host_cmd cmd;
};

/* SysConfig command parameters ... */
/* bt_coexistence param */
#define CFG_BT_COEXISTENCE_SIGNAL_CHNL  0x01    /* tell BT our chnl # */
#define CFG_BT_COEXISTENCE_DEFER        0x02    /* defer our Tx if BT traffic */
#define CFG_BT_COEXISTENCE_KILL         0x04    /* kill our Tx if BT traffic */
#define CFG_BT_COEXISTENCE_WME_OVER_BT  0x08    /* multimedia extensions */
#define CFG_BT_COEXISTENCE_OOB          0x10    /* signal BT via out-of-band */

/* clear-to-send to self param */
#define CFG_CTS_TO_ITSELF_ENABLED_MIN   0x00
#define CFG_CTS_TO_ITSELF_ENABLED_MAX   0x01
#define CFG_CTS_TO_ITSELF_ENABLED_DEF   CFG_CTS_TO_ITSELF_ENABLED_MIN

/* Antenna diversity param (h/w can select best antenna, based on signal) */
#define CFG_SYS_ANTENNA_BOTH            0x00    /* NIC selects best antenna */
#define CFG_SYS_ANTENNA_A               0x01    /* force antenna A */
#define CFG_SYS_ANTENNA_B               0x03    /* force antenna B */
#define CFG_SYS_ANTENNA_SLOW_DIV        0x02    /* consider background noise */

#define IPW_MAX_CONFIG_RETRIES 10

#endif                          /* __ipw2200_h__ */