drivers/net/wireless/mwifiex/main.h

   1 /*
   2  * Marvell Wireless LAN device driver: major data structures and prototypes
   3  *
   4  * Copyright (C) 2011-2014, Marvell International Ltd.
   5  *
   6  * This software file (the "File") is distributed by Marvell International
   7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
   8  * (the "License").  You may use, redistribute and/or modify this File in
   9  * accordance with the terms and conditions of the License, a copy of which
  10  * is available by writing to the Free Software Foundation, Inc.,
  11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
  12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
  13  *
  14  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
  17  * this warranty disclaimer.
  18  */
  19
  20 #ifndef _MWIFIEX_MAIN_H_
  21 #define _MWIFIEX_MAIN_H_
  22
  23 #include <linux/kernel.h>
  24 #include <linux/module.h>
  25 #include <linux/sched.h>
  26 #include <linux/semaphore.h>
  27 #include <linux/ip.h>
  28 #include <linux/skbuff.h>
  29 #include <linux/if_arp.h>
  30 #include <linux/etherdevice.h>
  31 #include <net/sock.h>
  32 #include <net/lib80211.h>
  33 #include <linux/vmalloc.h>
  34 #include <linux/firmware.h>
  35 #include <linux/ctype.h>
  36 #include <linux/of.h>
  37 #include <linux/idr.h>
  38
  39 #include "decl.h"
  40 #include "ioctl.h"
  41 #include "util.h"
  42 #include "fw.h"
  43 #include "pcie.h"
  44 #include "usb.h"
  45 #include "sdio.h"
  46
  47 extern const char driver_version[];
  48
  49 enum {
  50         MWIFIEX_ASYNC_CMD,
  51         MWIFIEX_SYNC_CMD
  52 };
  53
  54 #define MWIFIEX_DRIVER_MODE_STA                 BIT(0)
  55 #define MWIFIEX_DRIVER_MODE_UAP                 BIT(1)
  56 #define MWIFIEX_DRIVER_MODE_P2P                 BIT(2)
  57 #define MWIFIEX_DRIVER_MODE_BITMASK             (BIT(0) | BIT(1) | BIT(2))
  58
  59 #define MWIFIEX_MAX_AP                          64
  60
  61 #define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT        (5 * HZ)
  62
  63 #define MWIFIEX_TIMER_10S                       10000
  64 #define MWIFIEX_TIMER_1S                        1000
  65
  66 #define MAX_TX_PENDING      100
  67 #define LOW_TX_PENDING      80
  68
  69 #define HIGH_RX_PENDING     50
  70 #define LOW_RX_PENDING      20
  71
  72 #define MWIFIEX_UPLD_SIZE               (2312)
  73
  74 #define MAX_EVENT_SIZE                  2048
  75
  76 #define ARP_FILTER_MAX_BUF_SIZE         68
  77
  78 #define MWIFIEX_KEY_BUFFER_SIZE                 16
  79 #define MWIFIEX_DEFAULT_LISTEN_INTERVAL 10
  80 #define MWIFIEX_MAX_REGION_CODE         7
  81
  82 #define DEFAULT_BCN_AVG_FACTOR          8
  83 #define DEFAULT_DATA_AVG_FACTOR         8
  84
  85 #define FIRST_VALID_CHANNEL                             0xff
  86 #define DEFAULT_AD_HOC_CHANNEL                  6
  87 #define DEFAULT_AD_HOC_CHANNEL_A                36
  88
  89 #define DEFAULT_BCN_MISS_TIMEOUT                5
  90
  91 #define MAX_SCAN_BEACON_BUFFER                  8000
  92
  93 #define SCAN_BEACON_ENTRY_PAD                   6
  94
  95 #define MWIFIEX_PASSIVE_SCAN_CHAN_TIME  110
  96 #define MWIFIEX_ACTIVE_SCAN_CHAN_TIME   30
  97 #define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 30
  98 #define MWIFIEX_DEF_SCAN_CHAN_GAP_TIME  50
  99
 100 #define SCAN_RSSI(RSSI)                                 (0x100 - ((u8)(RSSI)))
 101
 102 #define MWIFIEX_MAX_TOTAL_SCAN_TIME     (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)
 103
 104 #define RSN_GTK_OUI_OFFSET                              2
 105
 106 #define MWIFIEX_OUI_NOT_PRESENT                 0
 107 #define MWIFIEX_OUI_PRESENT                             1
 108
 109 #define PKT_TYPE_MGMT   0xE5
 110
 111 /*
 112  * Do not check for data_received for USB, as data_received
 113  * is handled in mwifiex_usb_recv for USB
 114  */
 115 #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
 116                                 adapter->event_received || \
 117                                 adapter->data_received)
 118
 119 #define MWIFIEX_TYPE_CMD                                1
 120 #define MWIFIEX_TYPE_DATA                               0
 121 #define MWIFIEX_TYPE_EVENT                              3
 122
 123 #define MAX_BITMAP_RATES_SIZE                   18
 124
 125 #define MAX_CHANNEL_BAND_BG     14
 126 #define MAX_CHANNEL_BAND_A      165
 127
 128 #define MAX_FREQUENCY_BAND_BG   2484
 129
 130 #define MWIFIEX_EVENT_HEADER_LEN           4
 131 #define MWIFIEX_UAP_EVENT_EXTRA_HEADER     2
 132
 133 #define MWIFIEX_TYPE_LEN                        4
 134 #define MWIFIEX_USB_TYPE_CMD                    0xF00DFACE
 135 #define MWIFIEX_USB_TYPE_DATA                   0xBEADC0DE
 136 #define MWIFIEX_USB_TYPE_EVENT                  0xBEEFFACE
 137
 138 /* Threshold for tx_timeout_cnt before we trigger a card reset */
 139 #define TX_TIMEOUT_THRESHOLD    6
 140
 141 #define MWIFIEX_DRV_INFO_SIZE_MAX 0x40000
 142
 143 /* Address alignment */
 144 #define MWIFIEX_ALIGN_ADDR(p, a) (((long)(p) + (a) - 1) & ~((a) - 1))
 145
 146 struct mwifiex_dbg {
 147         u32 num_cmd_host_to_card_failure;
 148         u32 num_cmd_sleep_cfm_host_to_card_failure;
 149         u32 num_tx_host_to_card_failure;
 150         u32 num_event_deauth;
 151         u32 num_event_disassoc;
 152         u32 num_event_link_lost;
 153         u32 num_cmd_deauth;
 154         u32 num_cmd_assoc_success;
 155         u32 num_cmd_assoc_failure;
 156         u32 num_tx_timeout;
 157         u16 timeout_cmd_id;
 158         u16 timeout_cmd_act;
 159         u16 last_cmd_id[DBG_CMD_NUM];
 160         u16 last_cmd_act[DBG_CMD_NUM];
 161         u16 last_cmd_index;
 162         u16 last_cmd_resp_id[DBG_CMD_NUM];
 163         u16 last_cmd_resp_index;
 164         u16 last_event[DBG_CMD_NUM];
 165         u16 last_event_index;
 166 };
 167
 168 enum MWIFIEX_HARDWARE_STATUS {
 169         MWIFIEX_HW_STATUS_READY,
 170         MWIFIEX_HW_STATUS_INITIALIZING,
 171         MWIFIEX_HW_STATUS_INIT_DONE,
 172         MWIFIEX_HW_STATUS_RESET,
 173         MWIFIEX_HW_STATUS_CLOSING,
 174         MWIFIEX_HW_STATUS_NOT_READY
 175 };
 176
 177 enum MWIFIEX_802_11_POWER_MODE {
 178         MWIFIEX_802_11_POWER_MODE_CAM,
 179         MWIFIEX_802_11_POWER_MODE_PSP
 180 };
 181
 182 struct mwifiex_tx_param {
 183         u32 next_pkt_len;
 184 };
 185
 186 enum MWIFIEX_PS_STATE {
 187         PS_STATE_AWAKE,
 188         PS_STATE_PRE_SLEEP,
 189         PS_STATE_SLEEP_CFM,
 190         PS_STATE_SLEEP
 191 };
 192
 193 enum mwifiex_iface_type {
 194         MWIFIEX_SDIO,
 195         MWIFIEX_PCIE,
 196         MWIFIEX_USB
 197 };
 198
 199 struct mwifiex_add_ba_param {
 200         u32 tx_win_size;
 201         u32 rx_win_size;
 202         u32 timeout;
 203         u8 tx_amsdu;
 204         u8 rx_amsdu;
 205 };
 206
 207 struct mwifiex_tx_aggr {
 208         u8 ampdu_user;
 209         u8 ampdu_ap;
 210         u8 amsdu;
 211 };
 212
 213 struct mwifiex_ra_list_tbl {
 214         struct list_head list;
 215         struct sk_buff_head skb_head;
 216         u8 ra[ETH_ALEN];
 217         u32 is_11n_enabled;
 218         u16 max_amsdu;
 219         u16 ba_pkt_count;
 220         u8 ba_packet_thr;
 221         u16 total_pkt_count;
 222         bool tdls_link;
 223 };
 224
 225 struct mwifiex_tid_tbl {
 226         struct list_head ra_list;
 227 };
 228
 229 #define WMM_HIGHEST_PRIORITY            7
 230 #define HIGH_PRIO_TID                           7
 231 #define LOW_PRIO_TID                            0
 232
 233 struct mwifiex_wmm_desc {
 234         struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
 235         u32 packets_out[MAX_NUM_TID];
 236         /* spin lock to protect ra_list */
 237         spinlock_t ra_list_spinlock;
 238         struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS];
 239         enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_NUM_ACS];
 240         u32 drv_pkt_delay_max;
 241         u8 queue_priority[IEEE80211_NUM_ACS];
 242         u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1];     /* UP: 0 to 7 */
 243         /* Number of transmit packets queued */
 244         atomic_t tx_pkts_queued;
 245         /* Tracks highest priority with a packet queued */
 246         atomic_t highest_queued_prio;
 247 };
 248
 249 struct mwifiex_802_11_security {
 250         u8 wpa_enabled;
 251         u8 wpa2_enabled;
 252         u8 wapi_enabled;
 253         u8 wapi_key_on;
 254         u8 wep_enabled;
 255         u32 authentication_mode;
 256         u8 is_authtype_auto;
 257         u32 encryption_mode;
 258 };
 259
 260 struct ieee_types_header {
 261         u8 element_id;
 262         u8 len;
 263 } __packed;
 264
 265 struct ieee_types_vendor_specific {
 266         struct ieee_types_vendor_header vend_hdr;
 267         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)];
 268 } __packed;
 269
 270 struct ieee_types_generic {
 271         struct ieee_types_header ieee_hdr;
 272         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)];
 273 } __packed;
 274
 275 struct ieee_types_bss_co_2040 {
 276         struct ieee_types_header ieee_hdr;
 277         u8 bss_2040co;
 278 } __packed;
 279
 280 struct ieee_types_extcap {
 281         struct ieee_types_header ieee_hdr;
 282         u8 ext_capab[8];
 283 } __packed;
 284
 285 struct ieee_types_vht_cap {
 286         struct ieee_types_header ieee_hdr;
 287         struct ieee80211_vht_cap vhtcap;
 288 } __packed;
 289
 290 struct ieee_types_vht_oper {
 291         struct ieee_types_header ieee_hdr;
 292         struct ieee80211_vht_operation vhtoper;
 293 } __packed;
 294
 295 struct ieee_types_aid {
 296         struct ieee_types_header ieee_hdr;
 297         u16 aid;
 298 } __packed;
 299
 300 struct mwifiex_bssdescriptor {
 301         u8 mac_address[ETH_ALEN];
 302         struct cfg80211_ssid ssid;
 303         u32 privacy;
 304         s32 rssi;
 305         u32 channel;
 306         u32 freq;
 307         u16 beacon_period;
 308         u8 erp_flags;
 309         u32 bss_mode;
 310         u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
 311         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 312         /* Network band.
 313          * BAND_B(0x01): 'b' band
 314          * BAND_G(0x02): 'g' band
 315          * BAND_A(0X04): 'a' band
 316          */
 317         u16 bss_band;
 318         u64 fw_tsf;
 319         u64 timestamp;
 320         union ieee_types_phy_param_set phy_param_set;
 321         union ieee_types_ss_param_set ss_param_set;
 322         u16 cap_info_bitmap;
 323         struct ieee_types_wmm_parameter wmm_ie;
 324         u8  disable_11n;
 325         struct ieee80211_ht_cap *bcn_ht_cap;
 326         u16 ht_cap_offset;
 327         struct ieee80211_ht_operation *bcn_ht_oper;
 328         u16 ht_info_offset;
 329         u8 *bcn_bss_co_2040;
 330         u16 bss_co_2040_offset;
 331         u8 *bcn_ext_cap;
 332         u16 ext_cap_offset;
 333         struct ieee80211_vht_cap *bcn_vht_cap;
 334         u16 vht_cap_offset;
 335         struct ieee80211_vht_operation *bcn_vht_oper;
 336         u16 vht_info_offset;
 337         struct ieee_types_oper_mode_ntf *oper_mode;
 338         u16 oper_mode_offset;
 339         u8 disable_11ac;
 340         struct ieee_types_vendor_specific *bcn_wpa_ie;
 341         u16 wpa_offset;
 342         struct ieee_types_generic *bcn_rsn_ie;
 343         u16 rsn_offset;
 344         struct ieee_types_generic *bcn_wapi_ie;
 345         u16 wapi_offset;
 346         u8 *beacon_buf;
 347         u32 beacon_buf_size;
 348         u8 sensed_11h;
 349         u8 local_constraint;
 350         u8 chan_sw_ie_present;
 351 };
 352
 353 struct mwifiex_current_bss_params {
 354         struct mwifiex_bssdescriptor bss_descriptor;
 355         u8 wmm_enabled;
 356         u8 wmm_uapsd_enabled;
 357         u8 band;
 358         u32 num_of_rates;
 359         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 360 };
 361
 362 struct mwifiex_sleep_params {
 363         u16 sp_error;
 364         u16 sp_offset;
 365         u16 sp_stable_time;
 366         u8 sp_cal_control;
 367         u8 sp_ext_sleep_clk;
 368         u16 sp_reserved;
 369 };
 370
 371 struct mwifiex_sleep_period {
 372         u16 period;
 373         u16 reserved;
 374 };
 375
 376 struct mwifiex_wep_key {
 377         u32 length;
 378         u32 key_index;
 379         u32 key_length;
 380         u8 key_material[MWIFIEX_KEY_BUFFER_SIZE];
 381 };
 382
 383 #define MAX_REGION_CHANNEL_NUM  2
 384
 385 struct mwifiex_chan_freq_power {
 386         u16 channel;
 387         u32 freq;
 388         u16 max_tx_power;
 389         u8 unsupported;
 390 };
 391
 392 enum state_11d_t {
 393         DISABLE_11D = 0,
 394         ENABLE_11D = 1,
 395 };
 396
 397 #define MWIFIEX_MAX_TRIPLET_802_11D             83
 398
 399 struct mwifiex_802_11d_domain_reg {
 400         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 401         u8 no_of_triplet;
 402         struct ieee80211_country_ie_triplet
 403                 triplet[MWIFIEX_MAX_TRIPLET_802_11D];
 404 };
 405
 406 struct mwifiex_vendor_spec_cfg_ie {
 407         u16 mask;
 408         u16 flag;
 409         u8 ie[MWIFIEX_MAX_VSIE_LEN];
 410 };
 411
 412 struct wps {
 413         u8 session_enable;
 414 };
 415
 416 struct mwifiex_roc_cfg {
 417         u64 cookie;
 418         struct ieee80211_channel chan;
 419 };
 420
 421 #define MWIFIEX_FW_DUMP_IDX             0xff
 422 #define MWIFIEX_DRV_INFO_IDX            20
 423 #define FW_DUMP_MAX_NAME_LEN            8
 424 #define FW_DUMP_HOST_READY              0xEE
 425 #define FW_DUMP_DONE                    0xFF
 426 #define FW_DUMP_READ_DONE               0xFE
 427
 428 struct memory_type_mapping {
 429         u8 mem_name[FW_DUMP_MAX_NAME_LEN];
 430         u8 *mem_ptr;
 431         u32 mem_size;
 432         u8 done_flag;
 433 };
 434
 435 enum rdwr_status {
 436         RDWR_STATUS_SUCCESS = 0,
 437         RDWR_STATUS_FAILURE = 1,
 438         RDWR_STATUS_DONE = 2
 439 };
 440
 441 enum mwifiex_iface_work_flags {
 442         MWIFIEX_IFACE_WORK_FW_DUMP,
 443         MWIFIEX_IFACE_WORK_CARD_RESET,
 444 };
 445
 446 struct mwifiex_adapter;
 447 struct mwifiex_private;
 448
 449 struct mwifiex_private {
 450         struct mwifiex_adapter *adapter;
 451         u8 bss_type;
 452         u8 bss_role;
 453         u8 bss_priority;
 454         u8 bss_num;
 455         u8 bss_started;
 456         u8 frame_type;
 457         u8 curr_addr[ETH_ALEN];
 458         u8 media_connected;
 459         u32 num_tx_timeout;
 460         /* track consecutive timeout */
 461         u8 tx_timeout_cnt;
 462         struct net_device *netdev;
 463         struct net_device_stats stats;
 464         u16 curr_pkt_filter;
 465         u32 bss_mode;
 466         u32 pkt_tx_ctrl;
 467         u16 tx_power_level;
 468         u8 max_tx_power_level;
 469         u8 min_tx_power_level;
 470         u8 tx_rate;
 471         u8 tx_htinfo;
 472         u8 rxpd_htinfo;
 473         u8 rxpd_rate;
 474         u16 rate_bitmap;
 475         u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
 476         u32 data_rate;
 477         u8 is_data_rate_auto;
 478         u16 bcn_avg_factor;
 479         u16 data_avg_factor;
 480         s16 data_rssi_last;
 481         s16 data_nf_last;
 482         s16 data_rssi_avg;
 483         s16 data_nf_avg;
 484         s16 bcn_rssi_last;
 485         s16 bcn_nf_last;
 486         s16 bcn_rssi_avg;
 487         s16 bcn_nf_avg;
 488         struct mwifiex_bssdescriptor *attempted_bss_desc;
 489         struct cfg80211_ssid prev_ssid;
 490         u8 prev_bssid[ETH_ALEN];
 491         struct mwifiex_current_bss_params curr_bss_params;
 492         u16 beacon_period;
 493         u8 dtim_period;
 494         u16 listen_interval;
 495         u16 atim_window;
 496         u8 adhoc_channel;
 497         u8 adhoc_is_link_sensed;
 498         u8 adhoc_state;
 499         struct mwifiex_802_11_security sec_info;
 500         struct mwifiex_wep_key wep_key[NUM_WEP_KEYS];
 501         u16 wep_key_curr_index;
 502         u8 wpa_ie[256];
 503         u8 wpa_ie_len;
 504         u8 wpa_is_gtk_set;
 505         struct host_cmd_ds_802_11_key_material aes_key;
 506         struct host_cmd_ds_802_11_key_material_v2 aes_key_v2;
 507         u8 wapi_ie[256];
 508         u8 wapi_ie_len;
 509         u8 *wps_ie;
 510         u8 wps_ie_len;
 511         u8 wmm_required;
 512         u8 wmm_enabled;
 513         u8 wmm_qosinfo;
 514         struct mwifiex_wmm_desc wmm;
 515         atomic_t wmm_tx_pending[IEEE80211_NUM_ACS];
 516         struct list_head sta_list;
 517         /* spin lock for associated station/TDLS peers list */
 518         spinlock_t sta_list_spinlock;
 519         struct list_head auto_tdls_list;
 520         /* spin lock for auto TDLS peer list */
 521         spinlock_t auto_tdls_lock;
 522         struct list_head tx_ba_stream_tbl_ptr;
 523         /* spin lock for tx_ba_stream_tbl_ptr queue */
 524         spinlock_t tx_ba_stream_tbl_lock;
 525         struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID];
 526         struct mwifiex_add_ba_param add_ba_param;
 527         u16 rx_seq[MAX_NUM_TID];
 528         u8 tos_to_tid_inv[MAX_NUM_TID];
 529         struct list_head rx_reorder_tbl_ptr;
 530         /* spin lock for rx_reorder_tbl_ptr queue */
 531         spinlock_t rx_reorder_tbl_lock;
 532         /* spin lock for Rx packets */
 533         spinlock_t rx_pkt_lock;
 534
 535 #define MWIFIEX_ASSOC_RSP_BUF_SIZE  500
 536         u8 assoc_rsp_buf[MWIFIEX_ASSOC_RSP_BUF_SIZE];
 537         u32 assoc_rsp_size;
 538
 539 #define MWIFIEX_GENIE_BUF_SIZE      256
 540         u8 gen_ie_buf[MWIFIEX_GENIE_BUF_SIZE];
 541         u8 gen_ie_buf_len;
 542
 543         struct mwifiex_vendor_spec_cfg_ie vs_ie[MWIFIEX_MAX_VSIE_NUM];
 544
 545 #define MWIFIEX_ASSOC_TLV_BUF_SIZE  256
 546         u8 assoc_tlv_buf[MWIFIEX_ASSOC_TLV_BUF_SIZE];
 547         u8 assoc_tlv_buf_len;
 548
 549         u8 *curr_bcn_buf;
 550         u32 curr_bcn_size;
 551         /* spin lock for beacon buffer */
 552         spinlock_t curr_bcn_buf_lock;
 553         struct wireless_dev wdev;
 554         struct mwifiex_chan_freq_power cfp;
 555         char version_str[128];
 556 #ifdef CONFIG_DEBUG_FS
 557         struct dentry *dfs_dev_dir;
 558 #endif
 559         u16 current_key_index;
 560         struct semaphore async_sem;
 561         struct cfg80211_scan_request *scan_request;
 562         u8 cfg_bssid[6];
 563         struct wps wps;
 564         u8 scan_block;
 565         s32 cqm_rssi_thold;
 566         u32 cqm_rssi_hyst;
 567         u8 subsc_evt_rssi_state;
 568         struct mwifiex_ds_misc_subsc_evt async_subsc_evt_storage;
 569         struct mwifiex_ie mgmt_ie[MAX_MGMT_IE_INDEX];
 570         u16 beacon_idx;
 571         u16 proberesp_idx;
 572         u16 assocresp_idx;
 573         u16 gen_idx;
 574         u8 ap_11n_enabled;
 575         u8 ap_11ac_enabled;
 576         u32 mgmt_frame_mask;
 577         struct mwifiex_roc_cfg roc_cfg;
 578         bool scan_aborting;
 579         u8 csa_chan;
 580         unsigned long csa_expire_time;
 581         u8 del_list_idx;
 582         bool hs2_enabled;
 583         struct mwifiex_uap_bss_param bss_cfg;
 584         struct station_parameters *sta_params;
 585         struct sk_buff_head tdls_txq;
 586         u8 check_tdls_tx;
 587         struct timer_list auto_tdls_timer;
 588         bool auto_tdls_timer_active;
 589         struct idr ack_status_frames;
 590         /* spin lock for ack status */
 591         spinlock_t ack_status_lock;
 592         /** rx histogram data */
 593         struct mwifiex_histogram_data *hist_data;
 594         struct cfg80211_chan_def dfs_chandef;
 595         struct workqueue_struct *dfs_cac_workqueue;
 596         struct delayed_work dfs_cac_work;
 597         struct timer_list dfs_chan_switch_timer;
 598         struct workqueue_struct *dfs_chan_sw_workqueue;
 599         struct delayed_work dfs_chan_sw_work;
 600         struct cfg80211_beacon_data beacon_after;
 601         struct mwifiex_11h_intf_state state_11h;
 602 };
 603
 604 enum mwifiex_ba_status {
 605         BA_SETUP_NONE = 0,
 606         BA_SETUP_INPROGRESS,
 607         BA_SETUP_COMPLETE
 608 };
 609
 610 struct mwifiex_tx_ba_stream_tbl {
 611         struct list_head list;
 612         int tid;
 613         u8 ra[ETH_ALEN];
 614         enum mwifiex_ba_status ba_status;
 615         u8 amsdu;
 616 };
 617
 618 struct mwifiex_rx_reorder_tbl;
 619
 620 struct reorder_tmr_cnxt {
 621         struct timer_list timer;
 622         struct mwifiex_rx_reorder_tbl *ptr;
 623         struct mwifiex_private *priv;
 624         u8 timer_is_set;
 625 };
 626
 627 struct mwifiex_rx_reorder_tbl {
 628         struct list_head list;
 629         int tid;
 630         u8 ta[ETH_ALEN];
 631         int init_win;
 632         int start_win;
 633         int win_size;
 634         void **rx_reorder_ptr;
 635         struct reorder_tmr_cnxt timer_context;
 636         u8 amsdu;
 637         u8 flags;
 638 };
 639
 640 struct mwifiex_bss_prio_node {
 641         struct list_head list;
 642         struct mwifiex_private *priv;
 643 };
 644
 645 struct mwifiex_bss_prio_tbl {
 646         struct list_head bss_prio_head;
 647         /* spin lock for bss priority  */
 648         spinlock_t bss_prio_lock;
 649         struct mwifiex_bss_prio_node *bss_prio_cur;
 650 };
 651
 652 struct cmd_ctrl_node {
 653         struct list_head list;
 654         struct mwifiex_private *priv;
 655         u32 cmd_oid;
 656         u32 cmd_flag;
 657         struct sk_buff *cmd_skb;
 658         struct sk_buff *resp_skb;
 659         void *data_buf;
 660         u32 wait_q_enabled;
 661         struct sk_buff *skb;
 662         u8 *condition;
 663         u8 cmd_wait_q_woken;
 664 };
 665
 666 struct mwifiex_bss_priv {
 667         u8 band;
 668         u64 fw_tsf;
 669 };
 670
 671 struct mwifiex_tdls_capab {
 672         __le16 capab;
 673         u8 rates[32];
 674         u8 rates_len;
 675         u8 qos_info;
 676         u8 coex_2040;
 677         u16 aid;
 678         struct ieee80211_ht_cap ht_capb;
 679         struct ieee80211_ht_operation ht_oper;
 680         struct ieee_types_extcap extcap;
 681         struct ieee_types_generic rsn_ie;
 682         struct ieee80211_vht_cap vhtcap;
 683         struct ieee80211_vht_operation vhtoper;
 684 };
 685
 686 /* This is AP/TDLS specific structure which stores information
 687  * about associated/peer STA
 688  */
 689 struct mwifiex_sta_node {
 690         struct list_head list;
 691         u8 mac_addr[ETH_ALEN];
 692         u8 is_wmm_enabled;
 693         u8 is_11n_enabled;
 694         u8 is_11ac_enabled;
 695         u8 ampdu_sta[MAX_NUM_TID];
 696         u16 rx_seq[MAX_NUM_TID];
 697         u16 max_amsdu;
 698         u8 tdls_status;
 699         struct mwifiex_tdls_capab tdls_cap;
 700 };
 701
 702 struct mwifiex_auto_tdls_peer {
 703         struct list_head list;
 704         u8 mac_addr[ETH_ALEN];
 705         u8 tdls_status;
 706         int rssi;
 707         long rssi_jiffies;
 708         u8 failure_count;
 709         u8 do_discover;
 710         u8 do_setup;
 711 };
 712
 713 struct mwifiex_if_ops {
 714         int (*init_if) (struct mwifiex_adapter *);
 715         void (*cleanup_if) (struct mwifiex_adapter *);
 716         int (*check_fw_status) (struct mwifiex_adapter *, u32);
 717         int (*prog_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 718         int (*register_dev) (struct mwifiex_adapter *);
 719         void (*unregister_dev) (struct mwifiex_adapter *);
 720         int (*enable_int) (struct mwifiex_adapter *);
 721         void (*disable_int) (struct mwifiex_adapter *);
 722         int (*process_int_status) (struct mwifiex_adapter *);
 723         int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *,
 724                              struct mwifiex_tx_param *);
 725         int (*wakeup) (struct mwifiex_adapter *);
 726         int (*wakeup_complete) (struct mwifiex_adapter *);
 727
 728         /* Interface specific functions */
 729         void (*update_mp_end_port) (struct mwifiex_adapter *, u16);
 730         void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
 731         int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *);
 732         int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *);
 733         int (*init_fw_port) (struct mwifiex_adapter *);
 734         int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 735         void (*card_reset) (struct mwifiex_adapter *);
 736         void (*fw_dump)(struct mwifiex_adapter *);
 737         int (*reg_dump)(struct mwifiex_adapter *, char *);
 738         int (*clean_pcie_ring) (struct mwifiex_adapter *adapter);
 739         void (*iface_work)(struct work_struct *work);
 740         void (*submit_rem_rx_urbs)(struct mwifiex_adapter *adapter);
 741 };
 742
 743 struct mwifiex_adapter {
 744         u8 iface_type;
 745         struct mwifiex_iface_comb iface_limit;
 746         struct mwifiex_iface_comb curr_iface_comb;
 747         struct mwifiex_private *priv[MWIFIEX_MAX_BSS_NUM];
 748         u8 priv_num;
 749         const struct firmware *firmware;
 750         char fw_name[32];
 751         int winner;
 752         struct device *dev;
 753         struct wiphy *wiphy;
 754         u8 perm_addr[ETH_ALEN];
 755         bool surprise_removed;
 756         u32 fw_release_number;
 757         u16 init_wait_q_woken;
 758         wait_queue_head_t init_wait_q;
 759         void *card;
 760         struct mwifiex_if_ops if_ops;
 761         atomic_t rx_pending;
 762         atomic_t tx_pending;
 763         atomic_t cmd_pending;
 764         struct workqueue_struct *workqueue;
 765         struct work_struct main_work;
 766         struct workqueue_struct *rx_workqueue;
 767         struct work_struct rx_work;
 768         struct workqueue_struct *dfs_workqueue;
 769         struct work_struct dfs_work;
 770         bool rx_work_enabled;
 771         bool rx_processing;
 772         bool delay_main_work;
 773         bool rx_locked;
 774         struct mwifiex_bss_prio_tbl bss_prio_tbl[MWIFIEX_MAX_BSS_NUM];
 775         /* spin lock for init/shutdown */
 776         spinlock_t mwifiex_lock;
 777         /* spin lock for main process */
 778         spinlock_t main_proc_lock;
 779         u32 mwifiex_processing;
 780         u8 more_task_flag;
 781         u16 tx_buf_size;
 782         u16 curr_tx_buf_size;
 783         u32 ioport;
 784         enum MWIFIEX_HARDWARE_STATUS hw_status;
 785         u16 number_of_antenna;
 786         u32 fw_cap_info;
 787         /* spin lock for interrupt handling */
 788         spinlock_t int_lock;
 789         u8 int_status;
 790         u32 event_cause;
 791         struct sk_buff *event_skb;
 792         u8 upld_buf[MWIFIEX_UPLD_SIZE];
 793         u8 data_sent;
 794         u8 cmd_sent;
 795         u8 cmd_resp_received;
 796         u8 event_received;
 797         u8 data_received;
 798         u16 seq_num;
 799         struct cmd_ctrl_node *cmd_pool;
 800         struct cmd_ctrl_node *curr_cmd;
 801         /* spin lock for command */
 802         spinlock_t mwifiex_cmd_lock;
 803         u8 is_cmd_timedout;
 804         u16 last_init_cmd;
 805         struct timer_list cmd_timer;
 806         struct list_head cmd_free_q;
 807         /* spin lock for cmd_free_q */
 808         spinlock_t cmd_free_q_lock;
 809         struct list_head cmd_pending_q;
 810         /* spin lock for cmd_pending_q */
 811         spinlock_t cmd_pending_q_lock;
 812         struct list_head scan_pending_q;
 813         /* spin lock for scan_pending_q */
 814         spinlock_t scan_pending_q_lock;
 815         /* spin lock for RX processing routine */
 816         spinlock_t rx_proc_lock;
 817         u32 scan_processing;
 818         u16 region_code;
 819         struct mwifiex_802_11d_domain_reg domain_reg;
 820         u16 scan_probes;
 821         u32 scan_mode;
 822         u16 specific_scan_time;
 823         u16 active_scan_time;
 824         u16 passive_scan_time;
 825         u16 scan_chan_gap_time;
 826         u8 fw_bands;
 827         u8 adhoc_start_band;
 828         u8 config_bands;
 829         struct mwifiex_chan_scan_param_set *scan_channels;
 830         u8 tx_lock_flag;
 831         struct mwifiex_sleep_params sleep_params;
 832         struct mwifiex_sleep_period sleep_period;
 833         u16 ps_mode;
 834         u32 ps_state;
 835         u8 need_to_wakeup;
 836         u16 multiple_dtim;
 837         u16 local_listen_interval;
 838         u16 null_pkt_interval;
 839         struct sk_buff *sleep_cfm;
 840         u16 bcn_miss_time_out;
 841         u16 adhoc_awake_period;
 842         u8 is_deep_sleep;
 843         u8 delay_null_pkt;
 844         u16 delay_to_ps;
 845         u16 enhanced_ps_mode;
 846         u8 pm_wakeup_card_req;
 847         u16 gen_null_pkt;
 848         u16 pps_uapsd_mode;
 849         u32 pm_wakeup_fw_try;
 850         struct timer_list wakeup_timer;
 851         u8 is_hs_configured;
 852         struct mwifiex_hs_config_param hs_cfg;
 853         u8 hs_activated;
 854         u16 hs_activate_wait_q_woken;
 855         wait_queue_head_t hs_activate_wait_q;
 856         bool is_suspended;
 857         bool hs_enabling;
 858         u8 event_body[MAX_EVENT_SIZE];
 859         u32 hw_dot_11n_dev_cap;
 860         u8 hw_dev_mcs_support;
 861         u8 user_dev_mcs_support;
 862         u8 adhoc_11n_enabled;
 863         u8 sec_chan_offset;
 864         struct mwifiex_dbg dbg;
 865         u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
 866         u32 arp_filter_size;
 867         struct mwifiex_wait_queue cmd_wait_q;
 868         u8 scan_wait_q_woken;
 869         spinlock_t queue_lock;          /* lock for tx queues */
 870         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 871         u16 max_mgmt_ie_index;
 872         const struct firmware *cal_data;
 873         struct device_node *dt_node;
 874
 875         /* 11AC */
 876         u32 is_hw_11ac_capable;
 877         u32 hw_dot_11ac_dev_cap;
 878         u32 hw_dot_11ac_mcs_support;
 879         u32 usr_dot_11ac_dev_cap_bg;
 880         u32 usr_dot_11ac_dev_cap_a;
 881         u32 usr_dot_11ac_mcs_support;
 882
 883         atomic_t pending_bridged_pkts;
 884         struct semaphore *card_sem;
 885         bool ext_scan;
 886         u8 fw_api_ver;
 887         u8 key_api_major_ver, key_api_minor_ver;
 888         struct work_struct iface_work;
 889         unsigned long iface_work_flags;
 890         struct memory_type_mapping *mem_type_mapping_tbl;
 891         u8 num_mem_types;
 892         u8 curr_mem_idx;
 893         void *drv_info_dump;
 894         u32 drv_info_size;
 895         bool scan_chan_gap_enabled;
 896         struct sk_buff_head rx_data_q;
 897         struct mwifiex_chan_stats *chan_stats;
 898         u32 num_in_chan_stats;
 899         int survey_idx;
 900         bool auto_tdls;
 901 };
 902
 903 int mwifiex_init_lock_list(struct mwifiex_adapter *adapter);
 904
 905 void mwifiex_set_trans_start(struct net_device *dev);
 906
 907 void mwifiex_stop_net_dev_queue(struct net_device *netdev,
 908                 struct mwifiex_adapter *adapter);
 909
 910 void mwifiex_wake_up_net_dev_queue(struct net_device *netdev,
 911                 struct mwifiex_adapter *adapter);
 912
 913 int mwifiex_init_priv(struct mwifiex_private *priv);
 914 void mwifiex_free_priv(struct mwifiex_private *priv);
 915
 916 int mwifiex_init_fw(struct mwifiex_adapter *adapter);
 917
 918 int mwifiex_init_fw_complete(struct mwifiex_adapter *adapter);
 919
 920 int mwifiex_shutdown_drv(struct mwifiex_adapter *adapter);
 921
 922 int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter);
 923
 924 int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *);
 925
 926 int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb);
 927
 928 int mwifiex_process_mgmt_packet(struct mwifiex_private *priv,
 929                                 struct sk_buff *skb);
 930
 931 int mwifiex_process_event(struct mwifiex_adapter *adapter);
 932
 933 int mwifiex_complete_cmd(struct mwifiex_adapter *adapter,
 934                          struct cmd_ctrl_node *cmd_node);
 935
 936 int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no,
 937                      u16 cmd_action, u32 cmd_oid, void *data_buf, bool sync);
 938
 939 void mwifiex_cmd_timeout_func(unsigned long function_context);
 940
 941 int mwifiex_get_debug_info(struct mwifiex_private *,
 942                            struct mwifiex_debug_info *);
 943
 944 int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter);
 945 int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter);
 946 void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter);
 947 void mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter);
 948
 949 void mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter,
 950                                   struct cmd_ctrl_node *cmd_node);
 951 void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter,
 952                               struct cmd_ctrl_node *cmd_node);
 953
 954 void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
 955                                      struct cmd_ctrl_node *cmd_node,
 956                                      u32 addtail);
 957
 958 int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter);
 959 int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter);
 960 int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter,
 961                              struct sk_buff *skb);
 962 int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
 963                        struct mwifiex_tx_param *tx_param);
 964 int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags);
 965 int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
 966                                 struct sk_buff *skb, int aggr, int status);
 967 void mwifiex_clean_txrx(struct mwifiex_private *priv);
 968 u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv);
 969 void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter);
 970 void mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *, u8 *,
 971                                         u32);
 972 int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
 973                                struct host_cmd_ds_command *cmd,
 974                                u16 cmd_action, uint16_t ps_bitmap,
 975                                struct mwifiex_ds_auto_ds *auto_ds);
 976 int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
 977                                struct host_cmd_ds_command *resp,
 978                                struct mwifiex_ds_pm_cfg *pm_cfg);
 979 void mwifiex_process_hs_config(struct mwifiex_adapter *adapter);
 980 void mwifiex_hs_activated_event(struct mwifiex_private *priv,
 981                                         u8 activated);
 982 int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 983                           int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg);
 984 int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
 985                               struct host_cmd_ds_command *resp);
 986 int mwifiex_process_rx_packet(struct mwifiex_private *priv,
 987                               struct sk_buff *skb);
 988 int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
 989                             u16 cmd_action, u32 cmd_oid,
 990                             void *data_buf, void *cmd_buf);
 991 int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
 992                             u16 cmd_action, u32 cmd_oid,
 993                             void *data_buf, void *cmd_buf);
 994 int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
 995                                 struct host_cmd_ds_command *resp);
 996 int mwifiex_process_sta_rx_packet(struct mwifiex_private *,
 997                                   struct sk_buff *skb);
 998 int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv,
 999                                   struct sk_buff *skb);
1000 int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv,
1001                                   struct sk_buff *skb);
1002 int mwifiex_process_sta_event(struct mwifiex_private *);
1003 int mwifiex_process_uap_event(struct mwifiex_private *);
1004 void mwifiex_delete_all_station_list(struct mwifiex_private *priv);
1005 void mwifiex_wmm_del_peer_ra_list(struct mwifiex_private *priv,
1006                                   const u8 *ra_addr);
1007 void *mwifiex_process_sta_txpd(struct mwifiex_private *, struct sk_buff *skb);
1008 void *mwifiex_process_uap_txpd(struct mwifiex_private *, struct sk_buff *skb);
1009 int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta, bool init);
1010 int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd,
1011                             struct mwifiex_scan_cmd_config *scan_cfg);
1012 void mwifiex_queue_scan_cmd(struct mwifiex_private *priv,
1013                             struct cmd_ctrl_node *cmd_node);
1014 int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
1015                             struct host_cmd_ds_command *resp);
1016 s32 mwifiex_ssid_cmp(struct cfg80211_ssid *ssid1, struct cfg80211_ssid *ssid2);
1017 int mwifiex_associate(struct mwifiex_private *priv,
1018                       struct mwifiex_bssdescriptor *bss_desc);
1019 int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
1020                                  struct host_cmd_ds_command *cmd,
1021                                  struct mwifiex_bssdescriptor *bss_desc);
1022 int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
1023                                  struct host_cmd_ds_command *resp);
1024 void mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason);
1025 u8 mwifiex_band_to_radio_type(u8 band);
1026 int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
1027 void mwifiex_deauthenticate_all(struct mwifiex_adapter *adapter);
1028 int mwifiex_adhoc_start(struct mwifiex_private *priv,
1029                         struct cfg80211_ssid *adhoc_ssid);
1030 int mwifiex_adhoc_join(struct mwifiex_private *priv,
1031                        struct mwifiex_bssdescriptor *bss_desc);
1032 int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
1033                                     struct host_cmd_ds_command *cmd,
1034                                     struct cfg80211_ssid *req_ssid);
1035 int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv,
1036                                    struct host_cmd_ds_command *cmd,
1037                                    struct mwifiex_bssdescriptor *bss_desc);
1038 int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
1039                               struct host_cmd_ds_command *resp);
1040 int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd);
1041 struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv,
1042                                                 u8 band, u16 channel, u32 freq);
1043 u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv,
1044                                u8 index, u8 ht_info);
1045 u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv,
1046                                    u8 index, u8 ht_info);
1047 u32 mwifiex_find_freq_from_band_chan(u8, u8);
1048 int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
1049                                 u8 **buffer);
1050 u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
1051                                     u8 *rates);
1052 u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
1053 u32 mwifiex_get_rates_from_cfg80211(struct mwifiex_private *priv,
1054                                     u8 *rates, u8 radio_type);
1055 u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
1056 extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
1057 void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
1058 void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
1059 int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
1060                             struct host_cmd_ds_command *cmd);
1061 int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
1062                             struct host_cmd_ds_command *resp);
1063 int is_command_pending(struct mwifiex_adapter *adapter);
1064 void mwifiex_init_priv_params(struct mwifiex_private *priv,
1065                                                 struct net_device *dev);
1066 int mwifiex_set_secure_params(struct mwifiex_private *priv,
1067                               struct mwifiex_uap_bss_param *bss_config,
1068                               struct cfg80211_ap_settings *params);
1069 void mwifiex_set_ht_params(struct mwifiex_private *priv,
1070                            struct mwifiex_uap_bss_param *bss_cfg,
1071                            struct cfg80211_ap_settings *params);
1072 void mwifiex_set_vht_params(struct mwifiex_private *priv,
1073                             struct mwifiex_uap_bss_param *bss_cfg,
1074                             struct cfg80211_ap_settings *params);
1075 void mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg,
1076                            struct cfg80211_ap_settings *params);
1077 void mwifiex_set_vht_width(struct mwifiex_private *priv,
1078                            enum nl80211_chan_width width,
1079                            bool ap_11ac_disable);
1080 void
1081 mwifiex_set_wmm_params(struct mwifiex_private *priv,
1082                        struct mwifiex_uap_bss_param *bss_cfg,
1083                        struct cfg80211_ap_settings *params);
1084 void mwifiex_set_ba_params(struct mwifiex_private *priv);
1085 void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv);
1086 int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv,
1087                                 struct host_cmd_ds_command *cmd,
1088                                 void *data_buf);
1089 int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv,
1090                                 struct host_cmd_ds_command *resp);
1091 int mwifiex_handle_event_ext_scan_report(struct mwifiex_private *priv,
1092                                          void *buf);
1093
1094 /*
1095  * This function checks if the queuing is RA based or not.
1096  */
1097 static inline u8
1098 mwifiex_queuing_ra_based(struct mwifiex_private *priv)
1099 {
1100         /*
1101          * Currently we assume if we are in Infra, then DA=RA. This might not be
1102          * true in the future
1103          */
1104         if ((priv->bss_mode == NL80211_IFTYPE_STATION) &&
1105             (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
1106                 return false;
1107
1108         return true;
1109 }
1110
1111 /*
1112  * This function copies rates.
1113  */
1114 static inline u32
1115 mwifiex_copy_rates(u8 *dest, u32 pos, u8 *src, int len)
1116 {
1117         int i;
1118
1119         for (i = 0; i < len && src[i]; i++, pos++) {
1120                 if (pos >= MWIFIEX_SUPPORTED_RATES)
1121                         break;
1122                 dest[pos] = src[i];
1123         }
1124
1125         return pos;
1126 }
1127
1128 /*
1129  * This function returns the correct private structure pointer based
1130  * upon the BSS type and BSS number.
1131  */
1132 static inline struct mwifiex_private *
1133 mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter,
1134                        u8 bss_num, u8 bss_type)
1135 {
1136         int i;
1137
1138         for (i = 0; i < adapter->priv_num; i++) {
1139                 if (adapter->priv[i]) {
1140                         if ((adapter->priv[i]->bss_num == bss_num) &&
1141                             (adapter->priv[i]->bss_type == bss_type))
1142                                 break;
1143                 }
1144         }
1145         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1146 }
1147
1148 /*
1149  * This function returns the first available private structure pointer
1150  * based upon the BSS role.
1151  */
1152 static inline struct mwifiex_private *
1153 mwifiex_get_priv(struct mwifiex_adapter *adapter,
1154                  enum mwifiex_bss_role bss_role)
1155 {
1156         int i;
1157
1158         for (i = 0; i < adapter->priv_num; i++) {
1159                 if (adapter->priv[i]) {
1160                         if (bss_role == MWIFIEX_BSS_ROLE_ANY ||
1161                             GET_BSS_ROLE(adapter->priv[i]) == bss_role)
1162                                 break;
1163                 }
1164         }
1165
1166         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1167 }
1168
1169 /*
1170  * This function returns the first available unused private structure pointer.
1171  */
1172 static inline struct mwifiex_private *
1173 mwifiex_get_unused_priv(struct mwifiex_adapter *adapter)
1174 {
1175         int i;
1176
1177         for (i = 0; i < adapter->priv_num; i++) {
1178                 if (adapter->priv[i]) {
1179                         if (adapter->priv[i]->bss_mode ==
1180                             NL80211_IFTYPE_UNSPECIFIED)
1181                                 break;
1182                 }
1183         }
1184
1185         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1186 }
1187
1188 /*
1189  * This function returns the driver private structure of a network device.
1190  */
1191 static inline struct mwifiex_private *
1192 mwifiex_netdev_get_priv(struct net_device *dev)
1193 {
1194         return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev));
1195 }
1196
1197 /*
1198  * This function checks if a skb holds a management frame.
1199  */
1200 static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb)
1201 {
1202         return (le32_to_cpu(*(__le32 *)skb->data) == PKT_TYPE_MGMT);
1203 }
1204
1205 /* This function retrieves channel closed for operation by Channel
1206  * Switch Announcement.
1207  */
1208 static inline u8
1209 mwifiex_11h_get_csa_closed_channel(struct mwifiex_private *priv)
1210 {
1211         if (!priv->csa_chan)
1212                 return 0;
1213
1214         /* Clear csa channel, if DFS channel move time has passed */
1215         if (time_after(jiffies, priv->csa_expire_time)) {
1216                 priv->csa_chan = 0;
1217                 priv->csa_expire_time = 0;
1218         }
1219
1220         return priv->csa_chan;
1221 }
1222
1223 static inline u8 mwifiex_is_any_intf_active(struct mwifiex_private *priv)
1224 {
1225         struct mwifiex_private *priv_num;
1226         int i;
1227
1228         for (i = 0; i < priv->adapter->priv_num; i++) {
1229                 priv_num = priv->adapter->priv[i];
1230                 if (priv_num) {
1231                         if ((GET_BSS_ROLE(priv_num) == MWIFIEX_BSS_ROLE_UAP &&
1232                              priv_num->bss_started) ||
1233                             (GET_BSS_ROLE(priv_num) == MWIFIEX_BSS_ROLE_STA &&
1234                              priv_num->media_connected))
1235                                 return 1;
1236                 }
1237         }
1238
1239         return 0;
1240 }
1241
1242 int mwifiex_init_shutdown_fw(struct mwifiex_private *priv,
1243                              u32 func_init_shutdown);
1244 int mwifiex_add_card(void *, struct semaphore *, struct mwifiex_if_ops *, u8);
1245 int mwifiex_remove_card(struct mwifiex_adapter *, struct semaphore *);
1246
1247 void mwifiex_get_version(struct mwifiex_adapter *adapter, char *version,
1248                          int maxlen);
1249 int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
1250                         struct mwifiex_multicast_list *mcast_list);
1251 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
1252                             struct net_device *dev);
1253 int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter,
1254                                 struct cmd_ctrl_node *cmd_queued);
1255 int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
1256                       struct cfg80211_ssid *req_ssid);
1257 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
1258 int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
1259 int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
1260 int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate);
1261 int mwifiex_request_scan(struct mwifiex_private *priv,
1262                          struct cfg80211_ssid *req_ssid);
1263 int mwifiex_scan_networks(struct mwifiex_private *priv,
1264                           const struct mwifiex_user_scan_cfg *user_scan_in);
1265 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
1266
1267 int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp,
1268                        const u8 *key, int key_len, u8 key_index,
1269                        const u8 *mac_addr, int disable);
1270
1271 int mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len);
1272
1273 int mwifiex_get_ver_ext(struct mwifiex_private *priv);
1274
1275 int mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
1276                                struct ieee80211_channel *chan,
1277                                unsigned int duration);
1278
1279 int mwifiex_get_stats_info(struct mwifiex_private *priv,
1280                            struct mwifiex_ds_get_stats *log);
1281
1282 int mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
1283                       u32 reg_offset, u32 reg_value);
1284
1285 int mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
1286                      u32 reg_offset, u32 *value);
1287
1288 int mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
1289                         u8 *value);
1290
1291 int mwifiex_set_11n_httx_cfg(struct mwifiex_private *priv, int data);
1292
1293 int mwifiex_get_11n_httx_cfg(struct mwifiex_private *priv, int *data);
1294
1295 int mwifiex_set_tx_rate_cfg(struct mwifiex_private *priv, int tx_rate_index);
1296
1297 int mwifiex_get_tx_rate_cfg(struct mwifiex_private *priv, int *tx_rate_index);
1298
1299 int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode);
1300
1301 int mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter,
1302                                    char *version, int max_len);
1303
1304 int mwifiex_set_tx_power(struct mwifiex_private *priv,
1305                          struct mwifiex_power_cfg *power_cfg);
1306
1307 int mwifiex_main_process(struct mwifiex_adapter *);
1308
1309 int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb);
1310
1311 int mwifiex_get_bss_info(struct mwifiex_private *,
1312                          struct mwifiex_bss_info *);
1313 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
1314                               struct cfg80211_bss *bss,
1315                               struct mwifiex_bssdescriptor *bss_desc);
1316 int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
1317                                     struct mwifiex_bssdescriptor *bss_entry);
1318 int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
1319                                         struct mwifiex_bssdescriptor *bss_desc);
1320
1321 u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type);
1322
1323 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
1324                                               const char *name,
1325                                               enum nl80211_iftype type,
1326                                               u32 *flags,
1327                                               struct vif_params *params);
1328 int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev);
1329
1330 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);
1331
1332 int mwifiex_add_wowlan_magic_pkt_filter(struct mwifiex_adapter *adapter);
1333
1334 int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
1335                          struct cfg80211_beacon_data *data);
1336 int mwifiex_del_mgmt_ies(struct mwifiex_private *priv);
1337 u8 *mwifiex_11d_code_2_region(u8 code);
1338 void mwifiex_uap_set_channel(struct mwifiex_uap_bss_param *bss_cfg,
1339                              struct cfg80211_chan_def chandef);
1340 int mwifiex_config_start_uap(struct mwifiex_private *priv,
1341                              struct mwifiex_uap_bss_param *bss_cfg);
1342 void mwifiex_uap_del_sta_data(struct mwifiex_private *priv,
1343                               struct mwifiex_sta_node *node);
1344
1345 void mwifiex_init_11h_params(struct mwifiex_private *priv);
1346 int mwifiex_is_11h_active(struct mwifiex_private *priv);
1347 int mwifiex_11h_activate(struct mwifiex_private *priv, bool flag);
1348
1349 void mwifiex_11h_process_join(struct mwifiex_private *priv, u8 **buffer,
1350                               struct mwifiex_bssdescriptor *bss_desc);
1351 int mwifiex_11h_handle_event_chanswann(struct mwifiex_private *priv);
1352 int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
1353                             struct device_node *node, const char *prefix);
1354 void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv);
1355
1356 extern const struct ethtool_ops mwifiex_ethtool_ops;
1357
1358 void mwifiex_del_all_sta_list(struct mwifiex_private *priv);
1359 void mwifiex_del_sta_entry(struct mwifiex_private *priv, const u8 *mac);
1360 void
1361 mwifiex_set_sta_ht_cap(struct mwifiex_private *priv, const u8 *ies,
1362                        int ies_len, struct mwifiex_sta_node *node);
1363 struct mwifiex_sta_node *
1364 mwifiex_add_sta_entry(struct mwifiex_private *priv, const u8 *mac);
1365 struct mwifiex_sta_node *
1366 mwifiex_get_sta_entry(struct mwifiex_private *priv, const u8 *mac);
1367 int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer,
1368                                  u8 action_code, u8 dialog_token,
1369                                  u16 status_code, const u8 *extra_ies,
1370                                  size_t extra_ies_len);
1371 int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer,
1372                                    u8 action_code, u8 dialog_token,
1373                                    u16 status_code, const u8 *extra_ies,
1374                                    size_t extra_ies_len);
1375 void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv,
1376                                        u8 *buf, int len);
1377 int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action);
1378 int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac);
1379 int mwifiex_get_tdls_list(struct mwifiex_private *priv,
1380                           struct tdls_peer_info *buf);
1381 void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv);
1382 bool mwifiex_is_bss_in_11ac_mode(struct mwifiex_private *priv);
1383 u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band,
1384                                  u32 pri_chan, u8 chan_bw);
1385 int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter);
1386
1387 int mwifiex_tdls_check_tx(struct mwifiex_private *priv, struct sk_buff *skb);
1388 void mwifiex_flush_auto_tdls_list(struct mwifiex_private *priv);
1389 void mwifiex_auto_tdls_update_peer_status(struct mwifiex_private *priv,
1390                                           const u8 *mac, u8 link_status);
1391 void mwifiex_auto_tdls_update_peer_signal(struct mwifiex_private *priv,
1392                                           u8 *mac, s8 snr, s8 nflr);
1393 void mwifiex_check_auto_tdls(unsigned long context);
1394 void mwifiex_add_auto_tdls_peer(struct mwifiex_private *priv, const u8 *mac);
1395 void mwifiex_setup_auto_tdls_timer(struct mwifiex_private *priv);
1396 void mwifiex_clean_auto_tdls(struct mwifiex_private *priv);
1397 int mwifiex_cmd_issue_chan_report_request(struct mwifiex_private *priv,
1398                                           struct host_cmd_ds_command *cmd,
1399                                           void *data_buf);
1400 int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv,
1401                                      struct sk_buff *skb);
1402
1403 void mwifiex_parse_tx_status_event(struct mwifiex_private *priv,
1404                                    void *event_body);
1405
1406 struct sk_buff *
1407 mwifiex_clone_skb_for_tx_status(struct mwifiex_private *priv,
1408                                 struct sk_buff *skb, u8 flag, u64 *cookie);
1409 void mwifiex_dfs_cac_work_queue(struct work_struct *work);
1410 void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work);
1411 void mwifiex_abort_cac(struct mwifiex_private *priv);
1412 int mwifiex_11h_handle_radar_detected(struct mwifiex_private *priv,
1413                                       struct sk_buff *skb);
1414
1415 void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr,
1416                            s8 nflr);
1417 void mwifiex_hist_data_reset(struct mwifiex_private *priv);
1418 void mwifiex_hist_data_add(struct mwifiex_private *priv,
1419                            u8 rx_rate, s8 snr, s8 nflr);
1420 u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv,
1421                             u8 rx_rate, u8 ht_info);
1422
1423 void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter);
1424 void *mwifiex_alloc_rx_buf(int rx_len, gfp_t flags);
1425
1426 #ifdef CONFIG_DEBUG_FS
1427 void mwifiex_debugfs_init(void);
1428 void mwifiex_debugfs_remove(void);
1429
1430 void mwifiex_dev_debugfs_init(struct mwifiex_private *priv);
1431 void mwifiex_dev_debugfs_remove(struct mwifiex_private *priv);
1432 #endif
1433 #endif /* !_MWIFIEX_MAIN_H_ */