/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * NXP Wireless LAN device driver: major data structures and prototypes
 *
 * Copyright 2011-2020 NXP
 */

#ifndef _MWIFIEX_MAIN_H_
#define _MWIFIEX_MAIN_H_

#include <linux/completion.h>
#include <linux/kernel.h>
#include <linux/kstrtox.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/semaphore.h>
#include <linux/ip.h>
#include <linux/skbuff.h>
#include <linux/if_arp.h>
#include <linux/etherdevice.h>
#include <net/sock.h>
#include <linux/vmalloc.h>
#include <linux/firmware.h>
#include <linux/ctype.h>
#include <linux/of.h>
#include <linux/idr.h>
#include <linux/inetdevice.h>
#include <linux/devcoredump.h>
#include <linux/err.h>
#include <linux/gfp.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/of_irq.h>
#include <linux/workqueue.h>

#include "decl.h"
#include "ioctl.h"
#include "util.h"
#include "fw.h"
#include "pcie.h"
#include "usb.h"
#include "sdio.h"

extern const char driver_version[];
extern bool mfg_mode;
extern bool aggr_ctrl;

struct mwifiex_adapter;
struct mwifiex_private;

enum {
        MWIFIEX_ASYNC_CMD,
        MWIFIEX_SYNC_CMD
};

#define MWIFIEX_DRIVER_MODE_STA                 BIT(0)
#define MWIFIEX_DRIVER_MODE_UAP                 BIT(1)
#define MWIFIEX_DRIVER_MODE_P2P                 BIT(2)
#define MWIFIEX_DRIVER_MODE_BITMASK             (BIT(0) | BIT(1) | BIT(2))

#define MWIFIEX_MAX_AP                          64

#define MWIFIEX_MAX_PKTS_TXQ                    16

#define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT        (5 * HZ)

#define MWIFIEX_TIMER_10S                       10000
#define MWIFIEX_TIMER_1S                        1000

#define MAX_TX_PENDING      400
#define LOW_TX_PENDING      380

#define HIGH_RX_PENDING     50
#define LOW_RX_PENDING      20

#define MWIFIEX_UPLD_SIZE               (2312)

#define MAX_EVENT_SIZE                  2048

#define MWIFIEX_FW_DUMP_SIZE       (2 * 1024 * 1024)

#define ARP_FILTER_MAX_BUF_SIZE         68

#define MWIFIEX_KEY_BUFFER_SIZE                 16
#define MWIFIEX_DEFAULT_LISTEN_INTERVAL 10
#define MWIFIEX_MAX_REGION_CODE         9

#define DEFAULT_BCN_AVG_FACTOR          8
#define DEFAULT_DATA_AVG_FACTOR         8

#define FIRST_VALID_CHANNEL                             0xff
#define DEFAULT_AD_HOC_CHANNEL                  6
#define DEFAULT_AD_HOC_CHANNEL_A                36

#define DEFAULT_BCN_MISS_TIMEOUT                5

#define MAX_SCAN_BEACON_BUFFER                  8000

#define SCAN_BEACON_ENTRY_PAD                   6

#define MWIFIEX_PASSIVE_SCAN_CHAN_TIME  110
#define MWIFIEX_ACTIVE_SCAN_CHAN_TIME   40
#define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 40
#define MWIFIEX_DEF_SCAN_CHAN_GAP_TIME  50

#define SCAN_RSSI(RSSI)                                 (0x100 - ((u8)(RSSI)))

#define MWIFIEX_MAX_TOTAL_SCAN_TIME     (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)

#define WPA_GTK_OUI_OFFSET                              2
#define RSN_GTK_OUI_OFFSET                              2

#define MWIFIEX_OUI_NOT_PRESENT                 0
#define MWIFIEX_OUI_PRESENT                             1

#define PKT_TYPE_MGMT   0xE5

/*
 * Do not check for data_received for USB, as data_received
 * is handled in mwifiex_usb_recv for USB
 */
#define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
                                adapter->event_received || \
                                adapter->data_received)

#define MWIFIEX_TYPE_CMD                                1
#define MWIFIEX_TYPE_DATA                               0
#define MWIFIEX_TYPE_AGGR_DATA                          10
#define MWIFIEX_TYPE_EVENT                              3

#define MAX_BITMAP_RATES_SIZE                   18

#define MAX_CHANNEL_BAND_BG     14
#define MAX_CHANNEL_BAND_A      165

#define MAX_FREQUENCY_BAND_BG   2484

#define MWIFIEX_EVENT_HEADER_LEN           4
#define MWIFIEX_UAP_EVENT_EXTRA_HEADER     2

#define MWIFIEX_TYPE_LEN                        4
#define MWIFIEX_USB_TYPE_CMD                    0xF00DFACE
#define MWIFIEX_USB_TYPE_DATA                   0xBEADC0DE
#define MWIFIEX_USB_TYPE_EVENT                  0xBEEFFACE

/* Threshold for tx_timeout_cnt before we trigger a card reset */
#define TX_TIMEOUT_THRESHOLD    6

#define MWIFIEX_DRV_INFO_SIZE_MAX 0x40000

/* Address alignment */
#define MWIFIEX_ALIGN_ADDR(p, a) (((long)(p) + (a) - 1) & ~((a) - 1))

#define MWIFIEX_MAC_LOCAL_ADMIN_BIT             41

/**
 *enum mwifiex_debug_level  -  marvell wifi debug level
 */
enum MWIFIEX_DEBUG_LEVEL {
        MWIFIEX_DBG_MSG         = 0x00000001,
        MWIFIEX_DBG_FATAL       = 0x00000002,
        MWIFIEX_DBG_ERROR       = 0x00000004,
        MWIFIEX_DBG_DATA        = 0x00000008,
        MWIFIEX_DBG_CMD         = 0x00000010,
        MWIFIEX_DBG_EVENT       = 0x00000020,
        MWIFIEX_DBG_INTR        = 0x00000040,
        MWIFIEX_DBG_IOCTL       = 0x00000080,

        MWIFIEX_DBG_MPA_D       = 0x00008000,
        MWIFIEX_DBG_DAT_D       = 0x00010000,
        MWIFIEX_DBG_CMD_D       = 0x00020000,
        MWIFIEX_DBG_EVT_D       = 0x00040000,
        MWIFIEX_DBG_FW_D        = 0x00080000,
        MWIFIEX_DBG_IF_D        = 0x00100000,

        MWIFIEX_DBG_ENTRY       = 0x10000000,
        MWIFIEX_DBG_WARN        = 0x20000000,
        MWIFIEX_DBG_INFO        = 0x40000000,
        MWIFIEX_DBG_DUMP        = 0x80000000,

        MWIFIEX_DBG_ANY         = 0xffffffff
};

#define MWIFIEX_DEFAULT_DEBUG_MASK      (MWIFIEX_DBG_MSG | \
                                        MWIFIEX_DBG_FATAL | \
                                        MWIFIEX_DBG_ERROR)

__printf(3, 4)
void _mwifiex_dbg(const struct mwifiex_adapter *adapter, int mask,
                  const char *fmt, ...);
#define mwifiex_dbg(adapter, mask, fmt, ...)                            \
        _mwifiex_dbg(adapter, MWIFIEX_DBG_##mask, fmt, ##__VA_ARGS__)

#define DEBUG_DUMP_DATA_MAX_LEN         128
#define mwifiex_dbg_dump(adapter, dbg_mask, str, buf, len)      \
do {                                                            \
        if ((adapter)->debug_mask & MWIFIEX_DBG_##dbg_mask)     \
                print_hex_dump(KERN_DEBUG, str,                 \
                               DUMP_PREFIX_OFFSET, 16, 1,       \
                               buf, len, false);                \
} while (0)

/** Min BGSCAN interval 15 second */
#define MWIFIEX_BGSCAN_INTERVAL 15000
/** default repeat count */
#define MWIFIEX_BGSCAN_REPEAT_COUNT 6

struct mwifiex_dbg {
        u32 num_cmd_host_to_card_failure;
        u32 num_cmd_sleep_cfm_host_to_card_failure;
        u32 num_tx_host_to_card_failure;
        u32 num_event_deauth;
        u32 num_event_disassoc;
        u32 num_event_link_lost;
        u32 num_cmd_deauth;
        u32 num_cmd_assoc_success;
        u32 num_cmd_assoc_failure;
        u32 num_tx_timeout;
        u16 timeout_cmd_id;
        u16 timeout_cmd_act;
        u16 last_cmd_id[DBG_CMD_NUM];
        u16 last_cmd_act[DBG_CMD_NUM];
        u16 last_cmd_index;
        u16 last_cmd_resp_id[DBG_CMD_NUM];
        u16 last_cmd_resp_index;
        u16 last_event[DBG_CMD_NUM];
        u16 last_event_index;
        u32 last_mp_wr_bitmap[MWIFIEX_DBG_SDIO_MP_NUM];
        u32 last_mp_wr_ports[MWIFIEX_DBG_SDIO_MP_NUM];
        u32 last_mp_wr_len[MWIFIEX_DBG_SDIO_MP_NUM];
        u32 last_mp_curr_wr_port[MWIFIEX_DBG_SDIO_MP_NUM];
        u8 last_sdio_mp_index;
};

enum MWIFIEX_HARDWARE_STATUS {
        MWIFIEX_HW_STATUS_READY,
        MWIFIEX_HW_STATUS_INITIALIZING,
        MWIFIEX_HW_STATUS_RESET,
        MWIFIEX_HW_STATUS_NOT_READY
};

enum MWIFIEX_802_11_POWER_MODE {
        MWIFIEX_802_11_POWER_MODE_CAM,
        MWIFIEX_802_11_POWER_MODE_PSP
};

struct mwifiex_tx_param {
        u32 next_pkt_len;
};

enum MWIFIEX_PS_STATE {
        PS_STATE_AWAKE,
        PS_STATE_PRE_SLEEP,
        PS_STATE_SLEEP_CFM,
        PS_STATE_SLEEP
};

enum mwifiex_iface_type {
        MWIFIEX_SDIO,
        MWIFIEX_PCIE,
        MWIFIEX_USB
};

struct mwifiex_add_ba_param {
        u32 tx_win_size;
        u32 rx_win_size;
        u32 timeout;
        u8 tx_amsdu;
        u8 rx_amsdu;
};

struct mwifiex_tx_aggr {
        u8 ampdu_user;
        u8 ampdu_ap;
        u8 amsdu;
};

enum mwifiex_ba_status {
        BA_SETUP_NONE = 0,
        BA_SETUP_INPROGRESS,
        BA_SETUP_COMPLETE
};

struct mwifiex_ra_list_tbl {
        struct list_head list;
        struct sk_buff_head skb_head;
        u8 ra[ETH_ALEN];
        u32 is_11n_enabled;
        u16 max_amsdu;
        u16 ba_pkt_count;
        u8 ba_packet_thr;
        enum mwifiex_ba_status ba_status;
        u8 amsdu_in_ampdu;
        u16 total_pkt_count;
        bool tdls_link;
        bool tx_paused;
};

struct mwifiex_tid_tbl {
        struct list_head ra_list;
};

#define WMM_HIGHEST_PRIORITY            7
#define HIGH_PRIO_TID                           7
#define LOW_PRIO_TID                            0
#define NO_PKT_PRIO_TID                         -1
#define MWIFIEX_WMM_DRV_DELAY_MAX 510

struct mwifiex_wmm_desc {
        struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
        u32 packets_out[MAX_NUM_TID];
        u32 pkts_paused[MAX_NUM_TID];
        /* spin lock to protect ra_list */
        spinlock_t ra_list_spinlock;
        struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS];
        enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_NUM_ACS];
        u32 drv_pkt_delay_max;
        u8 queue_priority[IEEE80211_NUM_ACS];
        u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1];     /* UP: 0 to 7 */
        /* Number of transmit packets queued */
        atomic_t tx_pkts_queued;
        /* Tracks highest priority with a packet queued */
        atomic_t highest_queued_prio;
};

struct mwifiex_802_11_security {
        u8 wpa_enabled;
        u8 wpa2_enabled;
        u8 wapi_enabled;
        u8 wapi_key_on;
        u8 wep_enabled;
        u32 authentication_mode;
        u8 is_authtype_auto;
        u32 encryption_mode;
};

struct ieee_types_header {
        u8 element_id;
        u8 len;
} __packed;

struct ieee_types_vendor_specific {
        struct ieee_types_vendor_header vend_hdr;
        u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)];
} __packed;

struct ieee_types_generic {
        struct ieee_types_header ieee_hdr;
        u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)];
} __packed;

struct ieee_types_bss_co_2040 {
        struct ieee_types_header ieee_hdr;
        u8 bss_2040co;
} __packed;

struct ieee_types_extcap {
        struct ieee_types_header ieee_hdr;
        u8 ext_capab[8];
} __packed;

struct ieee_types_vht_cap {
        struct ieee_types_header ieee_hdr;
        struct ieee80211_vht_cap vhtcap;
} __packed;

struct ieee_types_vht_oper {
        struct ieee_types_header ieee_hdr;
        struct ieee80211_vht_operation vhtoper;
} __packed;

struct ieee_types_aid {
        struct ieee_types_header ieee_hdr;
        u16 aid;
} __packed;

struct mwifiex_bssdescriptor {
        u8 mac_address[ETH_ALEN];
        struct cfg80211_ssid ssid;
        u32 privacy;
        s32 rssi;
        u32 channel;
        u32 freq;
        u16 beacon_period;
        u8 erp_flags;
        u32 bss_mode;
        u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
        u8 data_rates[MWIFIEX_SUPPORTED_RATES];
        /* Network band.
         * BAND_B(0x01): 'b' band
         * BAND_G(0x02): 'g' band
         * BAND_A(0X04): 'a' band
         */
        u16 bss_band;
        u64 fw_tsf;
        u64 timestamp;
        union ieee_types_phy_param_set phy_param_set;
        union ieee_types_ss_param_set ss_param_set;
        u16 cap_info_bitmap;
        struct ieee_types_wmm_parameter wmm_ie;
        u8  disable_11n;
        struct ieee80211_ht_cap *bcn_ht_cap;
        u16 ht_cap_offset;
        struct ieee80211_ht_operation *bcn_ht_oper;
        u16 ht_info_offset;
        u8 *bcn_bss_co_2040;
        u16 bss_co_2040_offset;
        u8 *bcn_ext_cap;
        u16 ext_cap_offset;
        struct ieee80211_vht_cap *bcn_vht_cap;
        u16 vht_cap_offset;
        struct ieee80211_vht_operation *bcn_vht_oper;
        u16 vht_info_offset;
        struct ieee_types_oper_mode_ntf *oper_mode;
        u16 oper_mode_offset;
        u8 disable_11ac;
        struct ieee_types_vendor_specific *bcn_wpa_ie;
        u16 wpa_offset;
        struct ieee_types_generic *bcn_rsn_ie;
        u16 rsn_offset;
        struct ieee_types_generic *bcn_rsnx_ie;
        u16 rsnx_offset;
        struct ieee_types_generic *bcn_wapi_ie;
        u16 wapi_offset;
        u8 *beacon_buf;
        u32 beacon_buf_size;
        u8 sensed_11h;
        u8 local_constraint;
        u8 chan_sw_ie_present;
};

struct mwifiex_current_bss_params {
        struct mwifiex_bssdescriptor bss_descriptor;
        u8 wmm_enabled;
        u8 wmm_uapsd_enabled;
        u8 band;
        u32 num_of_rates;
        u8 data_rates[MWIFIEX_SUPPORTED_RATES];
};

struct mwifiex_sleep_period {
        u16 period;
        u16 reserved;
};

struct mwifiex_wep_key {
        u32 length;
        u32 key_index;
        u32 key_length;
        u8 key_material[MWIFIEX_KEY_BUFFER_SIZE];
};

#define MAX_REGION_CHANNEL_NUM  2

struct mwifiex_chan_freq_power {
        u16 channel;
        u32 freq;
        u16 max_tx_power;
        u8 unsupported;
};

enum state_11d_t {
        DISABLE_11D = 0,
        ENABLE_11D = 1,
};

#define MWIFIEX_MAX_TRIPLET_802_11D             83

struct mwifiex_802_11d_domain_reg {
        u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
        u8 no_of_triplet;
        struct ieee80211_country_ie_triplet
                triplet[MWIFIEX_MAX_TRIPLET_802_11D];
};

struct mwifiex_vendor_spec_cfg_ie {
        u16 mask;
        u16 flag;
        u8 ie[MWIFIEX_MAX_VSIE_LEN];
};

struct wps {
        u8 session_enable;
};

struct mwifiex_roc_cfg {
        u64 cookie;
        struct ieee80211_channel chan;
};

enum mwifiex_iface_work_flags {
        MWIFIEX_IFACE_WORK_DEVICE_DUMP,
        MWIFIEX_IFACE_WORK_CARD_RESET,
};

enum mwifiex_adapter_work_flags {
        MWIFIEX_SURPRISE_REMOVED,
        MWIFIEX_IS_CMD_TIMEDOUT,
        MWIFIEX_IS_SUSPENDED,
        MWIFIEX_IS_HS_CONFIGURED,
        MWIFIEX_IS_HS_ENABLING,
        MWIFIEX_IS_REQUESTING_FW_VEREXT,
};

struct mwifiex_band_config {
        u8 chan_band:2;
        u8 chan_width:2;
        u8 chan2_offset:2;
        u8 scan_mode:2;
} __packed;

struct mwifiex_channel_band {
        struct mwifiex_band_config band_config;
        u8 channel;
};

struct mwifiex_private {
        struct mwifiex_adapter *adapter;
        u8 bss_type;
        u8 bss_role;
        u8 bss_priority;
        u8 bss_num;
        u8 bss_started;
        u8 auth_flag;
        u16 auth_alg;
        u8 frame_type;
        u8 curr_addr[ETH_ALEN];
        u8 media_connected;
        u8 port_open;
        u8 usb_port;
        u32 num_tx_timeout;
        /* track consecutive timeout */
        u8 tx_timeout_cnt;
        struct net_device *netdev;
        struct net_device_stats stats;
        u32 curr_pkt_filter;
        u32 bss_mode;
        u32 pkt_tx_ctrl;
        u16 tx_power_level;
        u8 max_tx_power_level;
        u8 min_tx_power_level;
        u32 tx_ant;
        u32 rx_ant;
        u8 tx_rate;
        u8 tx_htinfo;
        u8 rxpd_htinfo;
        u8 rxpd_rate;
        u16 rate_bitmap;
        u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
        u32 data_rate;
        u8 is_data_rate_auto;
        u16 bcn_avg_factor;
        u16 data_avg_factor;
        s16 data_rssi_last;
        s16 data_nf_last;
        s16 data_rssi_avg;
        s16 data_nf_avg;
        s16 bcn_rssi_last;
        s16 bcn_nf_last;
        s16 bcn_rssi_avg;
        s16 bcn_nf_avg;
        struct mwifiex_bssdescriptor *attempted_bss_desc;
        struct cfg80211_ssid prev_ssid;
        u8 prev_bssid[ETH_ALEN];
        struct mwifiex_current_bss_params curr_bss_params;
        u16 beacon_period;
        u8 dtim_period;
        u16 listen_interval;
        u16 atim_window;
        u8 adhoc_channel;
        u8 adhoc_state;
        struct mwifiex_802_11_security sec_info;
        struct mwifiex_wep_key wep_key[NUM_WEP_KEYS];
        u16 wep_key_curr_index;
        u8 wpa_ie[256];
        u16 wpa_ie_len;
        u8 wpa_is_gtk_set;
        struct host_cmd_ds_802_11_key_material aes_key;
        struct host_cmd_ds_802_11_key_material_v2 aes_key_v2;
        u8 wapi_ie[256];
        u16 wapi_ie_len;
        u8 *wps_ie;
        u16 wps_ie_len;
        u8 wmm_required;
        u8 wmm_enabled;
        u8 wmm_qosinfo;
        struct mwifiex_wmm_desc wmm;
        atomic_t wmm_tx_pending[IEEE80211_NUM_ACS];
        struct list_head sta_list;
        /* spin lock for associated station/TDLS peers list */
        spinlock_t sta_list_spinlock;
        struct list_head auto_tdls_list;
        /* spin lock for auto TDLS peer list */
        spinlock_t auto_tdls_lock;
        struct list_head tx_ba_stream_tbl_ptr;
        /* spin lock for tx_ba_stream_tbl_ptr queue */
        spinlock_t tx_ba_stream_tbl_lock;
        struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID];
        struct mwifiex_add_ba_param add_ba_param;
        u16 rx_seq[MAX_NUM_TID];
        u8 tos_to_tid_inv[MAX_NUM_TID];
        struct list_head rx_reorder_tbl_ptr;
        /* spin lock for rx_reorder_tbl_ptr queue */
        spinlock_t rx_reorder_tbl_lock;
#define MWIFIEX_ASSOC_RSP_BUF_SIZE  500
        u8 assoc_rsp_buf[MWIFIEX_ASSOC_RSP_BUF_SIZE];
        u32 assoc_rsp_size;
        struct cfg80211_bss *req_bss;

#define MWIFIEX_GENIE_BUF_SIZE      256
        u8 gen_ie_buf[MWIFIEX_GENIE_BUF_SIZE];
        u8 gen_ie_buf_len;

        struct mwifiex_vendor_spec_cfg_ie vs_ie[MWIFIEX_MAX_VSIE_NUM];

#define MWIFIEX_ASSOC_TLV_BUF_SIZE  256
        u8 assoc_tlv_buf[MWIFIEX_ASSOC_TLV_BUF_SIZE];
        u8 assoc_tlv_buf_len;

        u8 *curr_bcn_buf;
        u32 curr_bcn_size;
        /* spin lock for beacon buffer */
        spinlock_t curr_bcn_buf_lock;
        struct wireless_dev wdev;
        struct mwifiex_chan_freq_power cfp;
        u32 versionstrsel;
        char version_str[MWIFIEX_VERSION_STR_LENGTH];
#ifdef CONFIG_DEBUG_FS
        struct dentry *dfs_dev_dir;
#endif
        u16 current_key_index;
        struct mutex async_mutex;
        struct cfg80211_scan_request *scan_request;
        u8 cfg_bssid[6];
        struct wps wps;
        u8 scan_block;
        s32 cqm_rssi_thold;
        u32 cqm_rssi_hyst;
        u8 subsc_evt_rssi_state;
        struct mwifiex_ds_misc_subsc_evt async_subsc_evt_storage;
        struct mwifiex_ie mgmt_ie[MAX_MGMT_IE_INDEX];
        u16 beacon_idx;
        u16 proberesp_idx;
        u16 assocresp_idx;
        u16 gen_idx;
        u8 ap_11n_enabled;
        u8 ap_11ac_enabled;
        bool host_mlme_reg;
        u32 mgmt_frame_mask;
        struct mwifiex_roc_cfg roc_cfg;
        bool scan_aborting;
        u8 sched_scanning;
        u8 csa_chan;
        unsigned long csa_expire_time;
        u8 del_list_idx;
        bool hs2_enabled;
        struct mwifiex_uap_bss_param bss_cfg;
        struct cfg80211_chan_def bss_chandef;
        struct station_parameters *sta_params;
        struct sk_buff_head tdls_txq;
        u8 check_tdls_tx;
        struct timer_list auto_tdls_timer;
        bool auto_tdls_timer_active;
        struct idr ack_status_frames;
        /* spin lock for ack status */
        spinlock_t ack_status_lock;
        /** rx histogram data */
        struct mwifiex_histogram_data *hist_data;
        struct cfg80211_chan_def dfs_chandef;
        struct workqueue_struct *dfs_cac_workqueue;
        struct delayed_work dfs_cac_work;
        struct workqueue_struct *dfs_chan_sw_workqueue;
        struct delayed_work dfs_chan_sw_work;
        struct cfg80211_beacon_data beacon_after;
        struct mwifiex_11h_intf_state state_11h;
        struct mwifiex_ds_mem_rw mem_rw;
        struct sk_buff_head bypass_txq;
        struct mwifiex_user_scan_chan hidden_chan[MWIFIEX_USER_SCAN_CHAN_MAX];
        bool ht_param_present;
};


struct mwifiex_tx_ba_stream_tbl {
        struct list_head list;
        int tid;
        u8 ra[ETH_ALEN];
        enum mwifiex_ba_status ba_status;
        u8 amsdu;
};

struct mwifiex_rx_reorder_tbl;

struct reorder_tmr_cnxt {
        struct timer_list timer;
        struct mwifiex_rx_reorder_tbl *ptr;
        struct mwifiex_private *priv;
        u8 timer_is_set;
};

struct mwifiex_rx_reorder_tbl {
        struct list_head list;
        int tid;
        u8 ta[ETH_ALEN];
        int init_win;
        int start_win;
        int win_size;
        void **rx_reorder_ptr;
        struct reorder_tmr_cnxt timer_context;
        u8 amsdu;
        u8 flags;
};

struct mwifiex_bss_prio_node {
        struct list_head list;
        struct mwifiex_private *priv;
};

struct mwifiex_bss_prio_tbl {
        struct list_head bss_prio_head;
        /* spin lock for bss priority  */
        spinlock_t bss_prio_lock;
        struct mwifiex_bss_prio_node *bss_prio_cur;
};

struct cmd_ctrl_node {
        struct list_head list;
        struct mwifiex_private *priv;
        u32 cmd_no;
        u32 cmd_flag;
        struct sk_buff *cmd_skb;
        struct sk_buff *resp_skb;
        void *data_buf;
        u32 wait_q_enabled;
        struct sk_buff *skb;
        u8 *condition;
        u8 cmd_wait_q_woken;
};

struct mwifiex_bss_priv {
        u8 band;
        u64 fw_tsf;
};

struct mwifiex_tdls_capab {
        __le16 capab;
        u8 rates[32];
        u8 rates_len;
        u8 qos_info;
        u8 coex_2040;
        u16 aid;
        struct ieee80211_ht_cap ht_capb;
        struct ieee80211_ht_operation ht_oper;
        struct ieee_types_extcap extcap;
        struct ieee_types_generic rsn_ie;
        struct ieee80211_vht_cap vhtcap;
        struct ieee80211_vht_operation vhtoper;
};

struct mwifiex_station_stats {
        u64 last_rx;
        s8 rssi;
        u64 rx_bytes;
        u64 tx_bytes;
        u32 rx_packets;
        u32 tx_packets;
        u32 tx_failed;
        u8 last_tx_rate;
        u8 last_tx_htinfo;
};

/* This is AP/TDLS specific structure which stores information
 * about associated/peer STA
 */
struct mwifiex_sta_node {
        struct list_head list;
        u8 mac_addr[ETH_ALEN];
        u8 is_wmm_enabled;
        u8 is_11n_enabled;
        u8 is_11ac_enabled;
        u8 ampdu_sta[MAX_NUM_TID];
        u16 rx_seq[MAX_NUM_TID];
        u16 max_amsdu;
        u8 tdls_status;
        struct mwifiex_tdls_capab tdls_cap;
        struct mwifiex_station_stats stats;
        u8 tx_pause;
};

struct mwifiex_auto_tdls_peer {
        struct list_head list;
        u8 mac_addr[ETH_ALEN];
        u8 tdls_status;
        int rssi;
        unsigned long rssi_jiffies;
        u8 failure_count;
        u8 do_discover;
};

#define MWIFIEX_TYPE_AGGR_DATA_V2 11
#define MWIFIEX_BUS_AGGR_MODE_LEN_V2 (2)
#define MWIFIEX_BUS_AGGR_MAX_LEN 16000
#define MWIFIEX_BUS_AGGR_MAX_NUM 10
struct bus_aggr_params {
        u16 enable;
        u16 mode;
        u16 tx_aggr_max_size;
        u16 tx_aggr_max_num;
        u16 tx_aggr_align;
};

struct mwifiex_if_ops {
        int (*init_if) (struct mwifiex_adapter *);
        void (*cleanup_if) (struct mwifiex_adapter *);
        int (*check_fw_status) (struct mwifiex_adapter *, u32);
        int (*check_winner_status)(struct mwifiex_adapter *);
        int (*prog_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
        int (*register_dev) (struct mwifiex_adapter *);
        void (*unregister_dev) (struct mwifiex_adapter *);
        int (*enable_int) (struct mwifiex_adapter *);
        void (*disable_int) (struct mwifiex_adapter *);
        int (*process_int_status) (struct mwifiex_adapter *);
        int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *,
                             struct mwifiex_tx_param *);
        int (*wakeup) (struct mwifiex_adapter *);
        int (*wakeup_complete) (struct mwifiex_adapter *);

        /* Interface specific functions */
        void (*update_mp_end_port) (struct mwifiex_adapter *, u16);
        void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
        int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *);
        int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *);
        void (*init_fw_port)(struct mwifiex_adapter *adapter);
        int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
        void (*card_reset) (struct mwifiex_adapter *);
        int (*reg_dump)(struct mwifiex_adapter *, char *);
        void (*device_dump)(struct mwifiex_adapter *);
        void (*clean_pcie_ring)(struct mwifiex_adapter *adapter);
        void (*iface_work)(struct work_struct *work);
        void (*submit_rem_rx_urbs)(struct mwifiex_adapter *adapter);
        void (*deaggr_pkt)(struct mwifiex_adapter *, struct sk_buff *);
        void (*multi_port_resync)(struct mwifiex_adapter *);
        bool (*is_port_ready)(struct mwifiex_private *);
        void (*down_dev)(struct mwifiex_adapter *);
        void (*up_dev)(struct mwifiex_adapter *);
};

struct mwifiex_adapter {
        u8 iface_type;
        unsigned int debug_mask;
        struct mwifiex_iface_comb iface_limit;
        struct mwifiex_iface_comb curr_iface_comb;
        struct mwifiex_private *priv[MWIFIEX_MAX_BSS_NUM];
        u8 priv_num;
        const struct firmware *firmware;
        char fw_name[32];
        int winner;
        struct device *dev;
        struct wiphy *wiphy;
        u8 perm_addr[ETH_ALEN];
        unsigned long work_flags;
        u32 fw_release_number;
        u8 intf_hdr_len;
        void *card;
        struct mwifiex_if_ops if_ops;
        atomic_t bypass_tx_pending;
        atomic_t rx_pending;
        atomic_t tx_pending;
        atomic_t cmd_pending;
        atomic_t tx_hw_pending;
        struct workqueue_struct *workqueue;
        struct work_struct main_work;
        struct workqueue_struct *rx_workqueue;
        struct work_struct rx_work;
        struct workqueue_struct *host_mlme_workqueue;
        struct work_struct host_mlme_work;
        bool rx_work_enabled;
        bool rx_processing;
        bool delay_main_work;
        bool rx_locked;
        bool main_locked;
        struct mwifiex_bss_prio_tbl bss_prio_tbl[MWIFIEX_MAX_BSS_NUM];
        /* spin lock for main process */
        spinlock_t main_proc_lock;
        u32 mwifiex_processing;
        u8 more_task_flag;
        u16 tx_buf_size;
        u16 curr_tx_buf_size;
        /* sdio single port rx aggregation capability */
        bool host_disable_sdio_rx_aggr;
        bool sdio_rx_aggr_enable;
        u16 sdio_rx_block_size;
        u32 ioport;
        enum MWIFIEX_HARDWARE_STATUS hw_status;
        u16 number_of_antenna;
        u32 fw_cap_info;
        /* spin lock for interrupt handling */
        spinlock_t int_lock;
        u8 int_status;
        u32 event_cause;
        struct sk_buff *event_skb;
        u8 upld_buf[MWIFIEX_UPLD_SIZE];
        u8 data_sent;
        u8 cmd_sent;
        u8 cmd_resp_received;
        u8 event_received;
        u8 data_received;
        u8 assoc_resp_received;
        struct mwifiex_private *priv_link_lost;
        u8 host_mlme_link_lost;
        u16 seq_num;
        struct cmd_ctrl_node *cmd_pool;
        struct cmd_ctrl_node *curr_cmd;
        /* spin lock for command */
        spinlock_t mwifiex_cmd_lock;
        struct timer_list cmd_timer;
        struct list_head cmd_free_q;
        /* spin lock for cmd_free_q */
        spinlock_t cmd_free_q_lock;
        struct list_head cmd_pending_q;
        /* spin lock for cmd_pending_q */
        spinlock_t cmd_pending_q_lock;
        struct list_head scan_pending_q;
        /* spin lock for scan_pending_q */
        spinlock_t scan_pending_q_lock;
        /* spin lock for RX processing routine */
        spinlock_t rx_proc_lock;
        struct sk_buff_head tx_data_q;
        atomic_t tx_queued;
        u32 scan_processing;
        u16 region_code;
        struct mwifiex_802_11d_domain_reg domain_reg;
        u16 scan_probes;
        u32 scan_mode;
        u16 specific_scan_time;
        u16 active_scan_time;
        u16 passive_scan_time;
        u16 scan_chan_gap_time;
        u8 fw_bands;
        u8 adhoc_start_band;
        u8 config_bands;
        u8 tx_lock_flag;
        struct mwifiex_sleep_period sleep_period;
        u16 ps_mode;
        u32 ps_state;
        u8 need_to_wakeup;
        u16 multiple_dtim;
        u16 local_listen_interval;
        u16 null_pkt_interval;
        struct sk_buff *sleep_cfm;
        u16 bcn_miss_time_out;
        u16 adhoc_awake_period;
        u8 is_deep_sleep;
        u8 delay_null_pkt;
        u16 delay_to_ps;
        u16 enhanced_ps_mode;
        u8 pm_wakeup_card_req;
        u16 gen_null_pkt;
        u16 pps_uapsd_mode;
        u32 pm_wakeup_fw_try;
        struct timer_list wakeup_timer;
        struct mwifiex_hs_config_param hs_cfg;
        u8 hs_activated;
        u8 hs_activated_manually;
        u16 hs_activate_wait_q_woken;
        wait_queue_head_t hs_activate_wait_q;
        u8 event_body[MAX_EVENT_SIZE];
        u32 hw_dot_11n_dev_cap;
        u8 hw_dev_mcs_support;
        u8 user_dev_mcs_support;
        u8 adhoc_11n_enabled;
        u8 sec_chan_offset;
        struct mwifiex_dbg dbg;
        u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
        u32 arp_filter_size;
        struct mwifiex_wait_queue cmd_wait_q;
        u8 scan_wait_q_woken;
        spinlock_t queue_lock;          /* lock for tx queues */
        u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
        u16 max_mgmt_ie_index;
        const struct firmware *cal_data;
        const struct firmware *rgpower_data;
        struct device_node *dt_node;

        /* 11AC */
        u32 is_hw_11ac_capable;
        u32 hw_dot_11ac_dev_cap;
        u32 hw_dot_11ac_mcs_support;
        u32 usr_dot_11ac_dev_cap_bg;
        u32 usr_dot_11ac_dev_cap_a;
        u32 usr_dot_11ac_mcs_support;

        atomic_t pending_bridged_pkts;

        /* For synchronizing FW initialization with device lifecycle. */
        struct completion *fw_done;
        bool is_up;

        bool ext_scan;
        bool host_mlme_enabled;
        struct ieee80211_txrx_stypes mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES];
        u8 fw_api_ver;
        u8 key_api_major_ver, key_api_minor_ver;
        u8 max_p2p_conn, max_sta_conn;
        struct memory_type_mapping *mem_type_mapping_tbl;
        u8 num_mem_types;
        bool scan_chan_gap_enabled;
        struct sk_buff_head rx_data_q;
        bool mfg_mode;
        struct mwifiex_chan_stats *chan_stats;
        u32 num_in_chan_stats;
        int survey_idx;
        bool auto_tdls;
        u8 coex_scan;
        u8 coex_min_scan_time;
        u8 coex_max_scan_time;
        u8 coex_win_size;
        u8 coex_tx_win_size;
        u8 coex_rx_win_size;
        bool drcs_enabled;
        u8 active_scan_triggered;
        bool usb_mc_status;
        bool usb_mc_setup;
        struct cfg80211_wowlan_nd_info *nd_info;
        struct ieee80211_regdomain *regd;

        /* Wake-on-WLAN (WoWLAN) */
        int irq_wakeup;
        bool wake_by_wifi;
        /* Aggregation parameters*/
        struct bus_aggr_params bus_aggr;
        /* Device dump data/length */
        void *devdump_data;
        int devdump_len;
        struct delayed_work devdump_work;

        bool ignore_btcoex_events;
};

void mwifiex_process_tx_queue(struct mwifiex_adapter *adapter);

int mwifiex_init_lock_list(struct mwifiex_adapter *adapter);

void mwifiex_set_trans_start(struct net_device *dev);

void mwifiex_stop_net_dev_queue(struct net_device *netdev,
                struct mwifiex_adapter *adapter);

void mwifiex_wake_up_net_dev_queue(struct net_device *netdev,
                struct mwifiex_adapter *adapter);

int mwifiex_init_priv(struct mwifiex_private *priv);
void mwifiex_free_priv(struct mwifiex_private *priv);

int mwifiex_init_fw(struct mwifiex_adapter *adapter);

void mwifiex_shutdown_drv(struct mwifiex_adapter *adapter);

int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *);

int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb);
int mwifiex_uap_recv_packet(struct mwifiex_private *priv,
                            struct sk_buff *skb);

void mwifiex_host_mlme_disconnect(struct mwifiex_private *priv,
                                  u16 reason_code, u8 *sa);

int mwifiex_process_mgmt_packet(struct mwifiex_private *priv,
                                struct sk_buff *skb);

int mwifiex_process_event(struct mwifiex_adapter *adapter);

int mwifiex_complete_cmd(struct mwifiex_adapter *adapter,
                         struct cmd_ctrl_node *cmd_node);

int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no,
                     u16 cmd_action, u32 cmd_oid, void *data_buf, bool sync);

void mwifiex_cmd_timeout_func(struct timer_list *t);

int mwifiex_get_debug_info(struct mwifiex_private *,
                           struct mwifiex_debug_info *);

int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter);
void mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter);
void mwifiex_free_cmd_buffers(struct mwifiex_adapter *adapter);
void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter);
void mwifiex_cancel_pending_scan_cmd(struct mwifiex_adapter *adapter);
void mwifiex_cancel_scan(struct mwifiex_adapter *adapter);

void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter,
                              struct cmd_ctrl_node *cmd_node);

void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
                                     struct cmd_ctrl_node *cmd_node);

int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter);
int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter);
void mwifiex_process_assoc_resp(struct mwifiex_adapter *adapter);
int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter,
                             struct sk_buff *skb);
int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
                       struct mwifiex_tx_param *tx_param);
int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags);
int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
                                struct sk_buff *skb, int aggr, int status);
void mwifiex_clean_txrx(struct mwifiex_private *priv);
u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv);
void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter);
void mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *, u8 *,
                                        u32);
int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
                               struct host_cmd_ds_command *cmd,
                               u16 cmd_action, uint16_t ps_bitmap,
                               struct mwifiex_ds_auto_ds *auto_ds);
int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
                               struct host_cmd_ds_command *resp,
                               struct mwifiex_ds_pm_cfg *pm_cfg);
void mwifiex_process_hs_config(struct mwifiex_adapter *adapter);
void mwifiex_hs_activated_event(struct mwifiex_adapter *adapter,
                                        u8 activated);
int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
                          int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg);
int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
                              struct host_cmd_ds_command *resp);
int mwifiex_process_rx_packet(struct mwifiex_private *priv,
                              struct sk_buff *skb);
int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
                            u16 cmd_action, u32 cmd_oid,
                            void *data_buf, void *cmd_buf);
int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
                            u16 cmd_action, u32 cmd_oid,
                            void *data_buf, void *cmd_buf);
int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
                                struct host_cmd_ds_command *resp);
int mwifiex_process_sta_rx_packet(struct mwifiex_private *,
                                  struct sk_buff *skb);
int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv,
                                  struct sk_buff *skb);
int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv,
                                  struct sk_buff *skb);
int mwifiex_process_sta_event(struct mwifiex_private *);
int mwifiex_process_uap_event(struct mwifiex_private *);
void mwifiex_delete_all_station_list(struct mwifiex_private *priv);
void mwifiex_wmm_del_peer_ra_list(struct mwifiex_private *priv,
                                  const u8 *ra_addr);
void mwifiex_process_sta_txpd(struct mwifiex_private *priv,
                              struct sk_buff *skb);
void mwifiex_process_uap_txpd(struct mwifiex_private *priv,
                              struct sk_buff *skb);
int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta);
int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd,
                            struct mwifiex_scan_cmd_config *scan_cfg);
void mwifiex_queue_scan_cmd(struct mwifiex_private *priv,
                            struct cmd_ctrl_node *cmd_node);
int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
                            struct host_cmd_ds_command *resp);
int mwifiex_associate(struct mwifiex_private *priv,
                      struct mwifiex_bssdescriptor *bss_desc);
int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
                                 struct host_cmd_ds_command *cmd,
                                 struct mwifiex_bssdescriptor *bss_desc);
int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
                                 struct host_cmd_ds_command *resp);
void mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason,
                                 bool from_ap);
u8 mwifiex_band_to_radio_type(u8 band);
int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
void mwifiex_deauthenticate_all(struct mwifiex_adapter *adapter);
int mwifiex_adhoc_start(struct mwifiex_private *priv,
                        struct cfg80211_ssid *adhoc_ssid);
int mwifiex_adhoc_join(struct mwifiex_private *priv,
                       struct mwifiex_bssdescriptor *bss_desc);
int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
                                    struct host_cmd_ds_command *cmd,
                                    struct cfg80211_ssid *req_ssid);
int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv,
                                   struct host_cmd_ds_command *cmd,
                                   struct mwifiex_bssdescriptor *bss_desc);
int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
                              struct host_cmd_ds_command *resp);
int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd);
struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv,
                                                u8 band, u16 channel, u32 freq);
u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv,
                               u8 index, u8 ht_info);
u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv,
                                   u8 index, u8 ht_info);
u32 mwifiex_find_freq_from_band_chan(u8, u8);
int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
                                u8 **buffer);
u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
                                    u8 *rates);
u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
u32 mwifiex_get_rates_from_cfg80211(struct mwifiex_private *priv,
                                    u8 *rates, u8 radio_type);
u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
                            struct host_cmd_ds_command *cmd);
int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
                            struct host_cmd_ds_command *resp);
int is_command_pending(struct mwifiex_adapter *adapter);
void mwifiex_init_priv_params(struct mwifiex_private *priv,
                                                struct net_device *dev);
int mwifiex_set_secure_params(struct mwifiex_private *priv,
                              struct mwifiex_uap_bss_param *bss_config,
                              struct cfg80211_ap_settings *params);
void mwifiex_set_ht_params(struct mwifiex_private *priv,
                           struct mwifiex_uap_bss_param *bss_cfg,
                           struct cfg80211_ap_settings *params);
void mwifiex_set_vht_params(struct mwifiex_private *priv,
                            struct mwifiex_uap_bss_param *bss_cfg,
                            struct cfg80211_ap_settings *params);
void mwifiex_set_tpc_params(struct mwifiex_private *priv,
                            struct mwifiex_uap_bss_param *bss_cfg,
                            struct cfg80211_ap_settings *params);
void mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg,
                           struct cfg80211_ap_settings *params);
void mwifiex_set_vht_width(struct mwifiex_private *priv,
                           enum nl80211_chan_width width,
                           bool ap_11ac_disable);
void
mwifiex_set_wmm_params(struct mwifiex_private *priv,
                       struct mwifiex_uap_bss_param *bss_cfg,
                       struct cfg80211_ap_settings *params);
void mwifiex_set_ba_params(struct mwifiex_private *priv);

void mwifiex_update_ampdu_txwinsize(struct mwifiex_adapter *pmadapter);
void mwifiex_bt_coex_wlan_param_update_event(struct mwifiex_private *priv,
                                             struct sk_buff *event_skb);

void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv);
int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv,
                                struct host_cmd_ds_command *cmd,
                                void *data_buf);
int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv,
                                struct host_cmd_ds_command *resp);
int mwifiex_handle_event_ext_scan_report(struct mwifiex_private *priv,
                                         void *buf);
int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv,
                                      struct host_cmd_ds_command *cmd,
                                      void *data_buf);
int mwifiex_stop_bg_scan(struct mwifiex_private *priv);

/*
 * This function checks if the queuing is RA based or not.
 */
static inline u8
mwifiex_queuing_ra_based(struct mwifiex_private *priv)
{
        /*
         * Currently we assume if we are in Infra, then DA=RA. This might not be
         * true in the future
         */
        if ((priv->bss_mode == NL80211_IFTYPE_STATION ||
             priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) &&
            (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
                return false;

        return true;
}

/*
 * This function copies rates.
 */
static inline u32
mwifiex_copy_rates(u8 *dest, u32 pos, u8 *src, int len)
{
        int i;

        for (i = 0; i < len && src[i]; i++, pos++) {
                if (pos >= MWIFIEX_SUPPORTED_RATES)
                        break;
                dest[pos] = src[i];
        }

        return pos;
}

/*
 * This function returns the correct private structure pointer based
 * upon the BSS type and BSS number.
 */
static inline struct mwifiex_private *
mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter,
                       u8 bss_num, u8 bss_type)
{
        int i;

        for (i = 0; i < adapter->priv_num; i++) {
                if (adapter->priv[i]->bss_mode == NL80211_IFTYPE_UNSPECIFIED)
                        continue;

                if ((adapter->priv[i]->bss_num == bss_num) &&
                    (adapter->priv[i]->bss_type == bss_type))
                        break;
        }
        return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
}

/*
 * This function returns the first available private structure pointer
 * based upon the BSS role.
 */
static inline struct mwifiex_private *
mwifiex_get_priv(struct mwifiex_adapter *adapter,
                 enum mwifiex_bss_role bss_role)
{
        int i;

        for (i = 0; i < adapter->priv_num; i++) {
                if (bss_role == MWIFIEX_BSS_ROLE_ANY ||
                    GET_BSS_ROLE(adapter->priv[i]) == bss_role)
                        break;
        }

        return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
}

/*
 * This function checks available bss_num when adding new interface or
 * changing interface type.
 */
static inline u8
mwifiex_get_unused_bss_num(struct mwifiex_adapter *adapter, u8 bss_type)
{
        u8 i, j;
        int index[MWIFIEX_MAX_BSS_NUM];

        memset(index, 0, sizeof(index));
        for (i = 0; i < adapter->priv_num; i++)
                if (adapter->priv[i]->bss_type == bss_type &&
                    !(adapter->priv[i]->bss_mode ==
                      NL80211_IFTYPE_UNSPECIFIED)) {
                        index[adapter->priv[i]->bss_num] = 1;
                }
        for (j = 0; j < MWIFIEX_MAX_BSS_NUM; j++)
                if (!index[j])
                        return j;
        return -1;
}

/*
 * This function returns the first available unused private structure pointer.
 */
static inline struct mwifiex_private *
mwifiex_get_unused_priv_by_bss_type(struct mwifiex_adapter *adapter,
                                    u8 bss_type)
{
        u8 i;

        for (i = 0; i < adapter->priv_num; i++)
                if (adapter->priv[i]->bss_mode ==
                   NL80211_IFTYPE_UNSPECIFIED) {
                        adapter->priv[i]->bss_num =
                        mwifiex_get_unused_bss_num(adapter, bss_type);
                        break;
                }

        return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
}

/*
 * This function returns the driver private structure of a network device.
 */
static inline struct mwifiex_private *
mwifiex_netdev_get_priv(struct net_device *dev)
{
        return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev));
}

/*
 * This function checks if a skb holds a management frame.
 */
static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb)
{
        return (get_unaligned_le32(skb->data) == PKT_TYPE_MGMT);
}

/* This function retrieves channel closed for operation by Channel
 * Switch Announcement.
 */
static inline u8
mwifiex_11h_get_csa_closed_channel(struct mwifiex_private *priv)
{
        if (!priv->csa_chan)
                return 0;

        /* Clear csa channel, if DFS channel move time has passed */
        if (time_after(jiffies, priv->csa_expire_time)) {
                priv->csa_chan = 0;
                priv->csa_expire_time = 0;
        }

        return priv->csa_chan;
}

static inline u8 mwifiex_is_any_intf_active(struct mwifiex_private *priv)
{
        struct mwifiex_private *priv_num;
        int i;

        for (i = 0; i < priv->adapter->priv_num; i++) {
                priv_num = priv->adapter->priv[i];
                if (priv_num) {
                        if ((GET_BSS_ROLE(priv_num) == MWIFIEX_BSS_ROLE_UAP &&
                             priv_num->bss_started) ||
                            (GET_BSS_ROLE(priv_num) == MWIFIEX_BSS_ROLE_STA &&
                             priv_num->media_connected))
                                return 1;
                }
        }

        return 0;
}

static inline u8 mwifiex_is_tdls_link_setup(u8 status)
{
        switch (status) {
        case TDLS_SETUP_COMPLETE:
        case TDLS_CHAN_SWITCHING:
        case TDLS_IN_BASE_CHAN:
        case TDLS_IN_OFF_CHAN:
                return true;
        default:
                break;
        }

        return false;
}

/* Disable platform specific wakeup interrupt */
static inline void mwifiex_disable_wake(struct mwifiex_adapter *adapter)
{
        if (adapter->irq_wakeup >= 0) {
                disable_irq_wake(adapter->irq_wakeup);
                disable_irq(adapter->irq_wakeup);
                if (adapter->wake_by_wifi)
                        /* Undo our disable, since interrupt handler already
                         * did this.
                         */
                        enable_irq(adapter->irq_wakeup);

        }
}

/* Enable platform specific wakeup interrupt */
static inline void mwifiex_enable_wake(struct mwifiex_adapter *adapter)
{
        /* Enable platform specific wakeup interrupt */
        if (adapter->irq_wakeup >= 0) {
                adapter->wake_by_wifi = false;
                enable_irq(adapter->irq_wakeup);
                enable_irq_wake(adapter->irq_wakeup);
        }
}

int mwifiex_init_shutdown_fw(struct mwifiex_private *priv,
                             u32 func_init_shutdown);

int mwifiex_add_card(void *card, struct completion *fw_done,
                     const struct mwifiex_if_ops *if_ops, u8 iface_type,
                     struct device *dev);
int mwifiex_remove_card(struct mwifiex_adapter *adapter);

void mwifiex_get_version(struct mwifiex_adapter *adapter, char *version,
                         int maxlen);
int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
                        struct mwifiex_multicast_list *mcast_list);
int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
                            struct net_device *dev);
int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter,
                                struct cmd_ctrl_node *cmd_queued);
int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
                      struct cfg80211_ssid *req_ssid);
int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate);
int mwifiex_request_scan(struct mwifiex_private *priv,
                         struct cfg80211_ssid *req_ssid);
int mwifiex_scan_networks(struct mwifiex_private *priv,
                          const struct mwifiex_user_scan_cfg *user_scan_in);
int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);

int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp,
                       const u8 *key, int key_len, u8 key_index,
                       const u8 *mac_addr, int disable);

int mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len);

int mwifiex_get_ver_ext(struct mwifiex_private *priv, u32 version_str_sel);

int mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
                               struct ieee80211_channel *chan,
                               unsigned int duration);

int mwifiex_get_stats_info(struct mwifiex_private *priv,
                           struct mwifiex_ds_get_stats *log);

int mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
                      u32 reg_offset, u32 reg_value);

int mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
                     u32 reg_offset, u32 *value);

int mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
                        u8 *value);

int mwifiex_set_11n_httx_cfg(struct mwifiex_private *priv, int data);

int mwifiex_get_11n_httx_cfg(struct mwifiex_private *priv, int *data);

int mwifiex_set_tx_rate_cfg(struct mwifiex_private *priv, int tx_rate_index);

int mwifiex_get_tx_rate_cfg(struct mwifiex_private *priv, int *tx_rate_index);

int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode);

int mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter,
                                   char *version, int max_len);

int mwifiex_set_tx_power(struct mwifiex_private *priv,
                         struct mwifiex_power_cfg *power_cfg);

int mwifiex_main_process(struct mwifiex_adapter *);

int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb);

int mwifiex_get_bss_info(struct mwifiex_private *,
                         struct mwifiex_bss_info *);
int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
                              struct cfg80211_bss *bss,
                              struct mwifiex_bssdescriptor *bss_desc);
int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
                                    struct mwifiex_bssdescriptor *bss_entry);
int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
                                        struct mwifiex_bssdescriptor *bss_desc);

u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type);
u8 mwifiex_get_chan_type(struct mwifiex_private *priv);

struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
                                              const char *name,
                                              unsigned char name_assign_type,
                                              enum nl80211_iftype type,
                                              struct vif_params *params);
int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev);

void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);

int mwifiex_add_wowlan_magic_pkt_filter(struct mwifiex_adapter *adapter);

int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
                         struct cfg80211_beacon_data *data);
int mwifiex_del_mgmt_ies(struct mwifiex_private *priv);
const u8 *mwifiex_11d_code_2_region(u8 code);
void mwifiex_uap_set_channel(struct mwifiex_private *priv,
                             struct mwifiex_uap_bss_param *bss_cfg,
                             struct cfg80211_chan_def chandef);
int mwifiex_config_start_uap(struct mwifiex_private *priv,
                             struct mwifiex_uap_bss_param *bss_cfg);

void mwifiex_config_uap_11d(struct mwifiex_private *priv,
                            struct cfg80211_beacon_data *beacon_data);

void mwifiex_init_11h_params(struct mwifiex_private *priv);
int mwifiex_is_11h_active(struct mwifiex_private *priv);
int mwifiex_11h_activate(struct mwifiex_private *priv, bool flag);

void mwifiex_11h_process_join(struct mwifiex_private *priv, u8 **buffer,
                              struct mwifiex_bssdescriptor *bss_desc);
int mwifiex_11h_handle_event_chanswann(struct mwifiex_private *priv);
int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
                            struct device_node *node, const char *prefix);
void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv);
int mwifiex_send_rgpower_table(struct mwifiex_private *priv, const u8 *data,
                               const size_t size);

extern const struct ethtool_ops mwifiex_ethtool_ops;

void mwifiex_del_all_sta_list(struct mwifiex_private *priv);
void mwifiex_del_sta_entry(struct mwifiex_private *priv, const u8 *mac);
void
mwifiex_set_sta_ht_cap(struct mwifiex_private *priv, const u8 *ies,
                       int ies_len, struct mwifiex_sta_node *node);
struct mwifiex_sta_node *
mwifiex_add_sta_entry(struct mwifiex_private *priv, const u8 *mac);
struct mwifiex_sta_node *
mwifiex_get_sta_entry(struct mwifiex_private *priv, const u8 *mac);
u8 mwifiex_is_tdls_chan_switching(struct mwifiex_private *priv);
u8 mwifiex_is_send_cmd_allowed(struct mwifiex_private *priv);
int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer,
                                 u8 action_code, u8 dialog_token,
                                 u16 status_code, const u8 *extra_ies,
                                 size_t extra_ies_len);
int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer,
                                   u8 action_code, u8 dialog_token,
                                   u16 status_code, const u8 *extra_ies,
                                   size_t extra_ies_len);
void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv,
                                       u8 *buf, int len);
int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action);
int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac);
int mwifiex_get_tdls_list(struct mwifiex_private *priv,
                          struct tdls_peer_info *buf);
void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv);
bool mwifiex_is_bss_in_11ac_mode(struct mwifiex_private *priv);
u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band,
                                 u32 pri_chan, u8 chan_bw);
int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter);

int mwifiex_tdls_check_tx(struct mwifiex_private *priv, struct sk_buff *skb);
void mwifiex_flush_auto_tdls_list(struct mwifiex_private *priv);
void mwifiex_auto_tdls_update_peer_status(struct mwifiex_private *priv,
                                          const u8 *mac, u8 link_status);
void mwifiex_auto_tdls_update_peer_signal(struct mwifiex_private *priv,
                                          u8 *mac, s8 snr, s8 nflr);
void mwifiex_check_auto_tdls(struct timer_list *t);
void mwifiex_add_auto_tdls_peer(struct mwifiex_private *priv, const u8 *mac);
void mwifiex_setup_auto_tdls_timer(struct mwifiex_private *priv);
void mwifiex_clean_auto_tdls(struct mwifiex_private *priv);
int mwifiex_config_tdls_enable(struct mwifiex_private *priv);
int mwifiex_config_tdls_disable(struct mwifiex_private *priv);
int mwifiex_config_tdls_cs_params(struct mwifiex_private *priv);
int mwifiex_stop_tdls_cs(struct mwifiex_private *priv, const u8 *peer_mac);
int mwifiex_start_tdls_cs(struct mwifiex_private *priv, const u8 *peer_mac,
                          u8 primary_chan, u8 second_chan_offset, u8 band);

int mwifiex_cmd_issue_chan_report_request(struct mwifiex_private *priv,
                                          struct host_cmd_ds_command *cmd,
                                          void *data_buf);
int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv,
                                     struct sk_buff *skb);

void mwifiex_parse_tx_status_event(struct mwifiex_private *priv,
                                   void *event_body);

struct sk_buff *
mwifiex_clone_skb_for_tx_status(struct mwifiex_private *priv,
                                struct sk_buff *skb, u8 flag, u64 *cookie);
void mwifiex_dfs_cac_work_queue(struct work_struct *work);
void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work);
void mwifiex_abort_cac(struct mwifiex_private *priv);
int mwifiex_stop_radar_detection(struct mwifiex_private *priv,
                                 struct cfg80211_chan_def *chandef);
int mwifiex_11h_handle_radar_detected(struct mwifiex_private *priv,
                                      struct sk_buff *skb);

void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr,
                           s8 nflr);
void mwifiex_hist_data_reset(struct mwifiex_private *priv);
void mwifiex_hist_data_add(struct mwifiex_private *priv,
                           u8 rx_rate, s8 snr, s8 nflr);
u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv,
                            u8 rx_rate, u8 ht_info);

void mwifiex_drv_info_dump(struct mwifiex_adapter *adapter);
void mwifiex_prepare_fw_dump_info(struct mwifiex_adapter *adapter);
void mwifiex_upload_device_dump(struct mwifiex_adapter *adapter);
void *mwifiex_alloc_dma_align_buf(int rx_len, gfp_t flags);
void mwifiex_fw_dump_event(struct mwifiex_private *priv);
void mwifiex_queue_main_work(struct mwifiex_adapter *adapter);
int mwifiex_get_wakeup_reason(struct mwifiex_private *priv, u16 action,
                              int cmd_type,
                              struct mwifiex_ds_wakeup_reason *wakeup_reason);
int mwifiex_get_chan_info(struct mwifiex_private *priv,
                          struct mwifiex_channel_band *channel_band);
int mwifiex_ret_wakeup_reason(struct mwifiex_private *priv,
                              struct host_cmd_ds_command *resp,
                              struct host_cmd_ds_wakeup_reason *wakeup_reason);
void mwifiex_coex_ampdu_rxwinsize(struct mwifiex_adapter *adapter);
void mwifiex_11n_delba(struct mwifiex_private *priv, int tid);
int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy);
void mwifiex_process_tx_pause_event(struct mwifiex_private *priv,
                                    struct sk_buff *event);
void mwifiex_process_multi_chan_event(struct mwifiex_private *priv,
                                      struct sk_buff *event_skb);
void mwifiex_multi_chan_resync(struct mwifiex_adapter *adapter);
int mwifiex_set_mac_address(struct mwifiex_private *priv,
                            struct net_device *dev,
                            bool external, u8 *new_mac);
void mwifiex_devdump_tmo_func(unsigned long function_context);

#ifdef CONFIG_DEBUG_FS
void mwifiex_debugfs_init(void);
void mwifiex_debugfs_remove(void);

void mwifiex_dev_debugfs_init(struct mwifiex_private *priv);
void mwifiex_dev_debugfs_remove(struct mwifiex_private *priv);
#endif
int mwifiex_reinit_sw(struct mwifiex_adapter *adapter);
int mwifiex_shutdown_sw(struct mwifiex_adapter *adapter);
#endif /* !_MWIFIEX_MAIN_H_ */