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 #include <linux/inetdevice.h>
  39
  40 #include "decl.h"
  41 #include "ioctl.h"
  42 #include "util.h"
  43 #include "fw.h"
  44 #include "pcie.h"
  45 #include "usb.h"
  46 #include "sdio.h"
  47
  48 extern const char driver_version[];
  49
  50 enum {
  51         MWIFIEX_ASYNC_CMD,
  52         MWIFIEX_SYNC_CMD
  53 };
  54
  55 #define MWIFIEX_DRIVER_MODE_STA                 BIT(0)
  56 #define MWIFIEX_DRIVER_MODE_UAP                 BIT(1)
  57 #define MWIFIEX_DRIVER_MODE_P2P                 BIT(2)
  58 #define MWIFIEX_DRIVER_MODE_BITMASK             (BIT(0) | BIT(1) | BIT(2))
  59
  60 #define MWIFIEX_MAX_AP                          64
  61
  62 #define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT        (5 * HZ)
  63
  64 #define MWIFIEX_TIMER_10S                       10000
  65 #define MWIFIEX_TIMER_1S                        1000
  66
  67 #define MAX_TX_PENDING      100
  68 #define LOW_TX_PENDING      80
  69
  70 #define HIGH_RX_PENDING     50
  71 #define LOW_RX_PENDING      20
  72
  73 #define MWIFIEX_UPLD_SIZE               (2312)
  74
  75 #define MAX_EVENT_SIZE                  2048
  76
  77 #define ARP_FILTER_MAX_BUF_SIZE         68
  78
  79 #define MWIFIEX_KEY_BUFFER_SIZE                 16
  80 #define MWIFIEX_DEFAULT_LISTEN_INTERVAL 10
  81 #define MWIFIEX_MAX_REGION_CODE         7
  82
  83 #define DEFAULT_BCN_AVG_FACTOR          8
  84 #define DEFAULT_DATA_AVG_FACTOR         8
  85
  86 #define FIRST_VALID_CHANNEL                             0xff
  87 #define DEFAULT_AD_HOC_CHANNEL                  6
  88 #define DEFAULT_AD_HOC_CHANNEL_A                36
  89
  90 #define DEFAULT_BCN_MISS_TIMEOUT                5
  91
  92 #define MAX_SCAN_BEACON_BUFFER                  8000
  93
  94 #define SCAN_BEACON_ENTRY_PAD                   6
  95
  96 #define MWIFIEX_PASSIVE_SCAN_CHAN_TIME  110
  97 #define MWIFIEX_ACTIVE_SCAN_CHAN_TIME   30
  98 #define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 30
  99 #define MWIFIEX_DEF_SCAN_CHAN_GAP_TIME  50
 100
 101 #define SCAN_RSSI(RSSI)                                 (0x100 - ((u8)(RSSI)))
 102
 103 #define MWIFIEX_MAX_TOTAL_SCAN_TIME     (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)
 104
 105 #define RSN_GTK_OUI_OFFSET                              2
 106
 107 #define MWIFIEX_OUI_NOT_PRESENT                 0
 108 #define MWIFIEX_OUI_PRESENT                             1
 109
 110 #define PKT_TYPE_MGMT   0xE5
 111
 112 /*
 113  * Do not check for data_received for USB, as data_received
 114  * is handled in mwifiex_usb_recv for USB
 115  */
 116 #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
 117                                 adapter->event_received || \
 118                                 adapter->data_received)
 119
 120 #define MWIFIEX_TYPE_CMD                                1
 121 #define MWIFIEX_TYPE_DATA                               0
 122 #define MWIFIEX_TYPE_EVENT                              3
 123
 124 #define MAX_BITMAP_RATES_SIZE                   18
 125
 126 #define MAX_CHANNEL_BAND_BG     14
 127 #define MAX_CHANNEL_BAND_A      165
 128
 129 #define MAX_FREQUENCY_BAND_BG   2484
 130
 131 #define MWIFIEX_EVENT_HEADER_LEN           4
 132 #define MWIFIEX_UAP_EVENT_EXTRA_HEADER     2
 133
 134 #define MWIFIEX_TYPE_LEN                        4
 135 #define MWIFIEX_USB_TYPE_CMD                    0xF00DFACE
 136 #define MWIFIEX_USB_TYPE_DATA                   0xBEADC0DE
 137 #define MWIFIEX_USB_TYPE_EVENT                  0xBEEFFACE
 138
 139 /* Threshold for tx_timeout_cnt before we trigger a card reset */
 140 #define TX_TIMEOUT_THRESHOLD    6
 141
 142 #define MWIFIEX_DRV_INFO_SIZE_MAX 0x40000
 143
 144 /* Address alignment */
 145 #define MWIFIEX_ALIGN_ADDR(p, a) (((long)(p) + (a) - 1) & ~((a) - 1))
 146
 147 struct mwifiex_dbg {
 148         u32 num_cmd_host_to_card_failure;
 149         u32 num_cmd_sleep_cfm_host_to_card_failure;
 150         u32 num_tx_host_to_card_failure;
 151         u32 num_event_deauth;
 152         u32 num_event_disassoc;
 153         u32 num_event_link_lost;
 154         u32 num_cmd_deauth;
 155         u32 num_cmd_assoc_success;
 156         u32 num_cmd_assoc_failure;
 157         u32 num_tx_timeout;
 158         u16 timeout_cmd_id;
 159         u16 timeout_cmd_act;
 160         u16 last_cmd_id[DBG_CMD_NUM];
 161         u16 last_cmd_act[DBG_CMD_NUM];
 162         u16 last_cmd_index;
 163         u16 last_cmd_resp_id[DBG_CMD_NUM];
 164         u16 last_cmd_resp_index;
 165         u16 last_event[DBG_CMD_NUM];
 166         u16 last_event_index;
 167 };
 168
 169 enum MWIFIEX_HARDWARE_STATUS {
 170         MWIFIEX_HW_STATUS_READY,
 171         MWIFIEX_HW_STATUS_INITIALIZING,
 172         MWIFIEX_HW_STATUS_INIT_DONE,
 173         MWIFIEX_HW_STATUS_RESET,
 174         MWIFIEX_HW_STATUS_CLOSING,
 175         MWIFIEX_HW_STATUS_NOT_READY
 176 };
 177
 178 enum MWIFIEX_802_11_POWER_MODE {
 179         MWIFIEX_802_11_POWER_MODE_CAM,
 180         MWIFIEX_802_11_POWER_MODE_PSP
 181 };
 182
 183 struct mwifiex_tx_param {
 184         u32 next_pkt_len;
 185 };
 186
 187 enum MWIFIEX_PS_STATE {
 188         PS_STATE_AWAKE,
 189         PS_STATE_PRE_SLEEP,
 190         PS_STATE_SLEEP_CFM,
 191         PS_STATE_SLEEP
 192 };
 193
 194 enum mwifiex_iface_type {
 195         MWIFIEX_SDIO,
 196         MWIFIEX_PCIE,
 197         MWIFIEX_USB
 198 };
 199
 200 struct mwifiex_add_ba_param {
 201         u32 tx_win_size;
 202         u32 rx_win_size;
 203         u32 timeout;
 204         u8 tx_amsdu;
 205         u8 rx_amsdu;
 206 };
 207
 208 struct mwifiex_tx_aggr {
 209         u8 ampdu_user;
 210         u8 ampdu_ap;
 211         u8 amsdu;
 212 };
 213
 214 struct mwifiex_ra_list_tbl {
 215         struct list_head list;
 216         struct sk_buff_head skb_head;
 217         u8 ra[ETH_ALEN];
 218         u32 is_11n_enabled;
 219         u16 max_amsdu;
 220         u16 ba_pkt_count;
 221         u8 ba_packet_thr;
 222         u16 total_pkt_count;
 223         bool tdls_link;
 224 };
 225
 226 struct mwifiex_tid_tbl {
 227         struct list_head ra_list;
 228 };
 229
 230 #define WMM_HIGHEST_PRIORITY            7
 231 #define HIGH_PRIO_TID                           7
 232 #define LOW_PRIO_TID                            0
 233
 234 struct mwifiex_wmm_desc {
 235         struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
 236         u32 packets_out[MAX_NUM_TID];
 237         /* spin lock to protect ra_list */
 238         spinlock_t ra_list_spinlock;
 239         struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS];
 240         enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_NUM_ACS];
 241         u32 drv_pkt_delay_max;
 242         u8 queue_priority[IEEE80211_NUM_ACS];
 243         u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1];     /* UP: 0 to 7 */
 244         /* Number of transmit packets queued */
 245         atomic_t tx_pkts_queued;
 246         /* Tracks highest priority with a packet queued */
 247         atomic_t highest_queued_prio;
 248 };
 249
 250 struct mwifiex_802_11_security {
 251         u8 wpa_enabled;
 252         u8 wpa2_enabled;
 253         u8 wapi_enabled;
 254         u8 wapi_key_on;
 255         u8 wep_enabled;
 256         u32 authentication_mode;
 257         u8 is_authtype_auto;
 258         u32 encryption_mode;
 259 };
 260
 261 struct ieee_types_header {
 262         u8 element_id;
 263         u8 len;
 264 } __packed;
 265
 266 struct ieee_types_vendor_specific {
 267         struct ieee_types_vendor_header vend_hdr;
 268         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)];
 269 } __packed;
 270
 271 struct ieee_types_generic {
 272         struct ieee_types_header ieee_hdr;
 273         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)];
 274 } __packed;
 275
 276 struct ieee_types_bss_co_2040 {
 277         struct ieee_types_header ieee_hdr;
 278         u8 bss_2040co;
 279 } __packed;
 280
 281 struct ieee_types_extcap {
 282         struct ieee_types_header ieee_hdr;
 283         u8 ext_capab[8];
 284 } __packed;
 285
 286 struct ieee_types_vht_cap {
 287         struct ieee_types_header ieee_hdr;
 288         struct ieee80211_vht_cap vhtcap;
 289 } __packed;
 290
 291 struct ieee_types_vht_oper {
 292         struct ieee_types_header ieee_hdr;
 293         struct ieee80211_vht_operation vhtoper;
 294 } __packed;
 295
 296 struct ieee_types_aid {
 297         struct ieee_types_header ieee_hdr;
 298         u16 aid;
 299 } __packed;
 300
 301 struct mwifiex_bssdescriptor {
 302         u8 mac_address[ETH_ALEN];
 303         struct cfg80211_ssid ssid;
 304         u32 privacy;
 305         s32 rssi;
 306         u32 channel;
 307         u32 freq;
 308         u16 beacon_period;
 309         u8 erp_flags;
 310         u32 bss_mode;
 311         u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
 312         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 313         /* Network band.
 314          * BAND_B(0x01): 'b' band
 315          * BAND_G(0x02): 'g' band
 316          * BAND_A(0X04): 'a' band
 317          */
 318         u16 bss_band;
 319         u64 fw_tsf;
 320         u64 timestamp;
 321         union ieee_types_phy_param_set phy_param_set;
 322         union ieee_types_ss_param_set ss_param_set;
 323         u16 cap_info_bitmap;
 324         struct ieee_types_wmm_parameter wmm_ie;
 325         u8  disable_11n;
 326         struct ieee80211_ht_cap *bcn_ht_cap;
 327         u16 ht_cap_offset;
 328         struct ieee80211_ht_operation *bcn_ht_oper;
 329         u16 ht_info_offset;
 330         u8 *bcn_bss_co_2040;
 331         u16 bss_co_2040_offset;
 332         u8 *bcn_ext_cap;
 333         u16 ext_cap_offset;
 334         struct ieee80211_vht_cap *bcn_vht_cap;
 335         u16 vht_cap_offset;
 336         struct ieee80211_vht_operation *bcn_vht_oper;
 337         u16 vht_info_offset;
 338         struct ieee_types_oper_mode_ntf *oper_mode;
 339         u16 oper_mode_offset;
 340         u8 disable_11ac;
 341         struct ieee_types_vendor_specific *bcn_wpa_ie;
 342         u16 wpa_offset;
 343         struct ieee_types_generic *bcn_rsn_ie;
 344         u16 rsn_offset;
 345         struct ieee_types_generic *bcn_wapi_ie;
 346         u16 wapi_offset;
 347         u8 *beacon_buf;
 348         u32 beacon_buf_size;
 349         u8 sensed_11h;
 350         u8 local_constraint;
 351         u8 chan_sw_ie_present;
 352 };
 353
 354 struct mwifiex_current_bss_params {
 355         struct mwifiex_bssdescriptor bss_descriptor;
 356         u8 wmm_enabled;
 357         u8 wmm_uapsd_enabled;
 358         u8 band;
 359         u32 num_of_rates;
 360         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 361 };
 362
 363 struct mwifiex_sleep_params {
 364         u16 sp_error;
 365         u16 sp_offset;
 366         u16 sp_stable_time;
 367         u8 sp_cal_control;
 368         u8 sp_ext_sleep_clk;
 369         u16 sp_reserved;
 370 };
 371
 372 struct mwifiex_sleep_period {
 373         u16 period;
 374         u16 reserved;
 375 };
 376
 377 struct mwifiex_wep_key {
 378         u32 length;
 379         u32 key_index;
 380         u32 key_length;
 381         u8 key_material[MWIFIEX_KEY_BUFFER_SIZE];
 382 };
 383
 384 #define MAX_REGION_CHANNEL_NUM  2
 385
 386 struct mwifiex_chan_freq_power {
 387         u16 channel;
 388         u32 freq;
 389         u16 max_tx_power;
 390         u8 unsupported;
 391 };
 392
 393 enum state_11d_t {
 394         DISABLE_11D = 0,
 395         ENABLE_11D = 1,
 396 };
 397
 398 #define MWIFIEX_MAX_TRIPLET_802_11D             83
 399
 400 struct mwifiex_802_11d_domain_reg {
 401         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 402         u8 no_of_triplet;
 403         struct ieee80211_country_ie_triplet
 404                 triplet[MWIFIEX_MAX_TRIPLET_802_11D];
 405 };
 406
 407 struct mwifiex_vendor_spec_cfg_ie {
 408         u16 mask;
 409         u16 flag;
 410         u8 ie[MWIFIEX_MAX_VSIE_LEN];
 411 };
 412
 413 struct wps {
 414         u8 session_enable;
 415 };
 416
 417 struct mwifiex_roc_cfg {
 418         u64 cookie;
 419         struct ieee80211_channel chan;
 420 };
 421
 422 #define MWIFIEX_FW_DUMP_IDX             0xff
 423 #define MWIFIEX_DRV_INFO_IDX            20
 424 #define FW_DUMP_MAX_NAME_LEN            8
 425 #define FW_DUMP_HOST_READY              0xEE
 426 #define FW_DUMP_DONE                    0xFF
 427 #define FW_DUMP_READ_DONE               0xFE
 428
 429 struct memory_type_mapping {
 430         u8 mem_name[FW_DUMP_MAX_NAME_LEN];
 431         u8 *mem_ptr;
 432         u32 mem_size;
 433         u8 done_flag;
 434 };
 435
 436 enum rdwr_status {
 437         RDWR_STATUS_SUCCESS = 0,
 438         RDWR_STATUS_FAILURE = 1,
 439         RDWR_STATUS_DONE = 2
 440 };
 441
 442 enum mwifiex_iface_work_flags {
 443         MWIFIEX_IFACE_WORK_FW_DUMP,
 444         MWIFIEX_IFACE_WORK_CARD_RESET,
 445 };
 446
 447 struct mwifiex_adapter;
 448 struct mwifiex_private;
 449
 450 struct mwifiex_private {
 451         struct mwifiex_adapter *adapter;
 452         u8 bss_type;
 453         u8 bss_role;
 454         u8 bss_priority;
 455         u8 bss_num;
 456         u8 bss_started;
 457         u8 frame_type;
 458         u8 curr_addr[ETH_ALEN];
 459         u8 media_connected;
 460         u32 num_tx_timeout;
 461         /* track consecutive timeout */
 462         u8 tx_timeout_cnt;
 463         struct net_device *netdev;
 464         struct net_device_stats stats;
 465         u16 curr_pkt_filter;
 466         u32 bss_mode;
 467         u32 pkt_tx_ctrl;
 468         u16 tx_power_level;
 469         u8 max_tx_power_level;
 470         u8 min_tx_power_level;
 471         u8 tx_rate;
 472         u8 tx_htinfo;
 473         u8 rxpd_htinfo;
 474         u8 rxpd_rate;
 475         u16 rate_bitmap;
 476         u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
 477         u32 data_rate;
 478         u8 is_data_rate_auto;
 479         u16 bcn_avg_factor;
 480         u16 data_avg_factor;
 481         s16 data_rssi_last;
 482         s16 data_nf_last;
 483         s16 data_rssi_avg;
 484         s16 data_nf_avg;
 485         s16 bcn_rssi_last;
 486         s16 bcn_nf_last;
 487         s16 bcn_rssi_avg;
 488         s16 bcn_nf_avg;
 489         struct mwifiex_bssdescriptor *attempted_bss_desc;
 490         struct cfg80211_ssid prev_ssid;
 491         u8 prev_bssid[ETH_ALEN];
 492         struct mwifiex_current_bss_params curr_bss_params;
 493         u16 beacon_period;
 494         u8 dtim_period;
 495         u16 listen_interval;
 496         u16 atim_window;
 497         u8 adhoc_channel;
 498         u8 adhoc_is_link_sensed;
 499         u8 adhoc_state;
 500         struct mwifiex_802_11_security sec_info;
 501         struct mwifiex_wep_key wep_key[NUM_WEP_KEYS];
 502         u16 wep_key_curr_index;
 503         u8 wpa_ie[256];
 504         u8 wpa_ie_len;
 505         u8 wpa_is_gtk_set;
 506         struct host_cmd_ds_802_11_key_material aes_key;
 507         struct host_cmd_ds_802_11_key_material_v2 aes_key_v2;
 508         u8 wapi_ie[256];
 509         u8 wapi_ie_len;
 510         u8 *wps_ie;
 511         u8 wps_ie_len;
 512         u8 wmm_required;
 513         u8 wmm_enabled;
 514         u8 wmm_qosinfo;
 515         struct mwifiex_wmm_desc wmm;
 516         atomic_t wmm_tx_pending[IEEE80211_NUM_ACS];
 517         struct list_head sta_list;
 518         /* spin lock for associated station/TDLS peers list */
 519         spinlock_t sta_list_spinlock;
 520         struct list_head auto_tdls_list;
 521         /* spin lock for auto TDLS peer list */
 522         spinlock_t auto_tdls_lock;
 523         struct list_head tx_ba_stream_tbl_ptr;
 524         /* spin lock for tx_ba_stream_tbl_ptr queue */
 525         spinlock_t tx_ba_stream_tbl_lock;
 526         struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID];
 527         struct mwifiex_add_ba_param add_ba_param;
 528         u16 rx_seq[MAX_NUM_TID];
 529         u8 tos_to_tid_inv[MAX_NUM_TID];
 530         struct list_head rx_reorder_tbl_ptr;
 531         /* spin lock for rx_reorder_tbl_ptr queue */
 532         spinlock_t rx_reorder_tbl_lock;
 533         /* spin lock for Rx packets */
 534         spinlock_t rx_pkt_lock;
 535
 536 #define MWIFIEX_ASSOC_RSP_BUF_SIZE  500
 537         u8 assoc_rsp_buf[MWIFIEX_ASSOC_RSP_BUF_SIZE];
 538         u32 assoc_rsp_size;
 539
 540 #define MWIFIEX_GENIE_BUF_SIZE      256
 541         u8 gen_ie_buf[MWIFIEX_GENIE_BUF_SIZE];
 542         u8 gen_ie_buf_len;
 543
 544         struct mwifiex_vendor_spec_cfg_ie vs_ie[MWIFIEX_MAX_VSIE_NUM];
 545
 546 #define MWIFIEX_ASSOC_TLV_BUF_SIZE  256
 547         u8 assoc_tlv_buf[MWIFIEX_ASSOC_TLV_BUF_SIZE];
 548         u8 assoc_tlv_buf_len;
 549
 550         u8 *curr_bcn_buf;
 551         u32 curr_bcn_size;
 552         /* spin lock for beacon buffer */
 553         spinlock_t curr_bcn_buf_lock;
 554         struct wireless_dev wdev;
 555         struct mwifiex_chan_freq_power cfp;
 556         char version_str[128];
 557 #ifdef CONFIG_DEBUG_FS
 558         struct dentry *dfs_dev_dir;
 559 #endif
 560         u16 current_key_index;
 561         struct semaphore async_sem;
 562         struct cfg80211_scan_request *scan_request;
 563         u8 cfg_bssid[6];
 564         struct wps wps;
 565         u8 scan_block;
 566         s32 cqm_rssi_thold;
 567         u32 cqm_rssi_hyst;
 568         u8 subsc_evt_rssi_state;
 569         struct mwifiex_ds_misc_subsc_evt async_subsc_evt_storage;
 570         struct mwifiex_ie mgmt_ie[MAX_MGMT_IE_INDEX];
 571         u16 beacon_idx;
 572         u16 proberesp_idx;
 573         u16 assocresp_idx;
 574         u16 gen_idx;
 575         u8 ap_11n_enabled;
 576         u8 ap_11ac_enabled;
 577         u32 mgmt_frame_mask;
 578         struct mwifiex_roc_cfg roc_cfg;
 579         bool scan_aborting;
 580         u8 csa_chan;
 581         unsigned long csa_expire_time;
 582         u8 del_list_idx;
 583         bool hs2_enabled;
 584         struct mwifiex_uap_bss_param bss_cfg;
 585         struct station_parameters *sta_params;
 586         struct sk_buff_head tdls_txq;
 587         u8 check_tdls_tx;
 588         struct timer_list auto_tdls_timer;
 589         bool auto_tdls_timer_active;
 590         struct idr ack_status_frames;
 591         /* spin lock for ack status */
 592         spinlock_t ack_status_lock;
 593         /** rx histogram data */
 594         struct mwifiex_histogram_data *hist_data;
 595         struct cfg80211_chan_def dfs_chandef;
 596         struct workqueue_struct *dfs_cac_workqueue;
 597         struct delayed_work dfs_cac_work;
 598         struct timer_list dfs_chan_switch_timer;
 599         struct workqueue_struct *dfs_chan_sw_workqueue;
 600         struct delayed_work dfs_chan_sw_work;
 601         struct cfg80211_beacon_data beacon_after;
 602         struct mwifiex_11h_intf_state state_11h;
 603 };
 604
 605 enum mwifiex_ba_status {
 606         BA_SETUP_NONE = 0,
 607         BA_SETUP_INPROGRESS,
 608         BA_SETUP_COMPLETE
 609 };
 610
 611 struct mwifiex_tx_ba_stream_tbl {
 612         struct list_head list;
 613         int tid;
 614         u8 ra[ETH_ALEN];
 615         enum mwifiex_ba_status ba_status;
 616         u8 amsdu;
 617 };
 618
 619 struct mwifiex_rx_reorder_tbl;
 620
 621 struct reorder_tmr_cnxt {
 622         struct timer_list timer;
 623         struct mwifiex_rx_reorder_tbl *ptr;
 624         struct mwifiex_private *priv;
 625         u8 timer_is_set;
 626 };
 627
 628 struct mwifiex_rx_reorder_tbl {
 629         struct list_head list;
 630         int tid;
 631         u8 ta[ETH_ALEN];
 632         int init_win;
 633         int start_win;
 634         int win_size;
 635         void **rx_reorder_ptr;
 636         struct reorder_tmr_cnxt timer_context;
 637         u8 amsdu;
 638         u8 flags;
 639 };
 640
 641 struct mwifiex_bss_prio_node {
 642         struct list_head list;
 643         struct mwifiex_private *priv;
 644 };
 645
 646 struct mwifiex_bss_prio_tbl {
 647         struct list_head bss_prio_head;
 648         /* spin lock for bss priority  */
 649         spinlock_t bss_prio_lock;
 650         struct mwifiex_bss_prio_node *bss_prio_cur;
 651 };
 652
 653 struct cmd_ctrl_node {
 654         struct list_head list;
 655         struct mwifiex_private *priv;
 656         u32 cmd_oid;
 657         u32 cmd_flag;
 658         struct sk_buff *cmd_skb;
 659         struct sk_buff *resp_skb;
 660         void *data_buf;
 661         u32 wait_q_enabled;
 662         struct sk_buff *skb;
 663         u8 *condition;
 664         u8 cmd_wait_q_woken;
 665 };
 666
 667 struct mwifiex_bss_priv {
 668         u8 band;
 669         u64 fw_tsf;
 670 };
 671
 672 struct mwifiex_tdls_capab {
 673         __le16 capab;
 674         u8 rates[32];
 675         u8 rates_len;
 676         u8 qos_info;
 677         u8 coex_2040;
 678         u16 aid;
 679         struct ieee80211_ht_cap ht_capb;
 680         struct ieee80211_ht_operation ht_oper;
 681         struct ieee_types_extcap extcap;
 682         struct ieee_types_generic rsn_ie;
 683         struct ieee80211_vht_cap vhtcap;
 684         struct ieee80211_vht_operation vhtoper;
 685 };
 686
 687 /* This is AP/TDLS specific structure which stores information
 688  * about associated/peer STA
 689  */
 690 struct mwifiex_sta_node {
 691         struct list_head list;
 692         u8 mac_addr[ETH_ALEN];
 693         u8 is_wmm_enabled;
 694         u8 is_11n_enabled;
 695         u8 is_11ac_enabled;
 696         u8 ampdu_sta[MAX_NUM_TID];
 697         u16 rx_seq[MAX_NUM_TID];
 698         u16 max_amsdu;
 699         u8 tdls_status;
 700         struct mwifiex_tdls_capab tdls_cap;
 701 };
 702
 703 struct mwifiex_auto_tdls_peer {
 704         struct list_head list;
 705         u8 mac_addr[ETH_ALEN];
 706         u8 tdls_status;
 707         int rssi;
 708         long rssi_jiffies;
 709         u8 failure_count;
 710         u8 do_discover;
 711         u8 do_setup;
 712 };
 713
 714 struct mwifiex_if_ops {
 715         int (*init_if) (struct mwifiex_adapter *);
 716         void (*cleanup_if) (struct mwifiex_adapter *);
 717         int (*check_fw_status) (struct mwifiex_adapter *, u32);
 718         int (*prog_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 719         int (*register_dev) (struct mwifiex_adapter *);
 720         void (*unregister_dev) (struct mwifiex_adapter *);
 721         int (*enable_int) (struct mwifiex_adapter *);
 722         void (*disable_int) (struct mwifiex_adapter *);
 723         int (*process_int_status) (struct mwifiex_adapter *);
 724         int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *,
 725                              struct mwifiex_tx_param *);
 726         int (*wakeup) (struct mwifiex_adapter *);
 727         int (*wakeup_complete) (struct mwifiex_adapter *);
 728
 729         /* Interface specific functions */
 730         void (*update_mp_end_port) (struct mwifiex_adapter *, u16);
 731         void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
 732         int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *);
 733         int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *);
 734         int (*init_fw_port) (struct mwifiex_adapter *);
 735         int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 736         void (*card_reset) (struct mwifiex_adapter *);
 737         void (*fw_dump)(struct mwifiex_adapter *);
 738         int (*reg_dump)(struct mwifiex_adapter *, char *);
 739         int (*clean_pcie_ring) (struct mwifiex_adapter *adapter);
 740         void (*iface_work)(struct work_struct *work);
 741         void (*submit_rem_rx_urbs)(struct mwifiex_adapter *adapter);
 742 };
 743
 744 struct mwifiex_adapter {
 745         u8 iface_type;
 746         struct mwifiex_iface_comb iface_limit;
 747         struct mwifiex_iface_comb curr_iface_comb;
 748         struct mwifiex_private *priv[MWIFIEX_MAX_BSS_NUM];
 749         u8 priv_num;
 750         const struct firmware *firmware;
 751         char fw_name[32];
 752         int winner;
 753         struct device *dev;
 754         struct wiphy *wiphy;
 755         u8 perm_addr[ETH_ALEN];
 756         bool surprise_removed;
 757         u32 fw_release_number;
 758         u16 init_wait_q_woken;
 759         wait_queue_head_t init_wait_q;
 760         void *card;
 761         struct mwifiex_if_ops if_ops;
 762         atomic_t rx_pending;
 763         atomic_t tx_pending;
 764         atomic_t cmd_pending;
 765         struct workqueue_struct *workqueue;
 766         struct work_struct main_work;
 767         struct workqueue_struct *rx_workqueue;
 768         struct work_struct rx_work;
 769         struct workqueue_struct *dfs_workqueue;
 770         struct work_struct dfs_work;
 771         bool rx_work_enabled;
 772         bool rx_processing;
 773         bool delay_main_work;
 774         bool rx_locked;
 775         bool main_locked;
 776         struct mwifiex_bss_prio_tbl bss_prio_tbl[MWIFIEX_MAX_BSS_NUM];
 777         /* spin lock for init/shutdown */
 778         spinlock_t mwifiex_lock;
 779         /* spin lock for main process */
 780         spinlock_t main_proc_lock;
 781         u32 mwifiex_processing;
 782         u8 more_task_flag;
 783         u16 tx_buf_size;
 784         u16 curr_tx_buf_size;
 785         u32 ioport;
 786         enum MWIFIEX_HARDWARE_STATUS hw_status;
 787         u16 number_of_antenna;
 788         u32 fw_cap_info;
 789         /* spin lock for interrupt handling */
 790         spinlock_t int_lock;
 791         u8 int_status;
 792         u32 event_cause;
 793         struct sk_buff *event_skb;
 794         u8 upld_buf[MWIFIEX_UPLD_SIZE];
 795         u8 data_sent;
 796         u8 cmd_sent;
 797         u8 cmd_resp_received;
 798         u8 event_received;
 799         u8 data_received;
 800         u16 seq_num;
 801         struct cmd_ctrl_node *cmd_pool;
 802         struct cmd_ctrl_node *curr_cmd;
 803         /* spin lock for command */
 804         spinlock_t mwifiex_cmd_lock;
 805         u8 is_cmd_timedout;
 806         u16 last_init_cmd;
 807         struct timer_list cmd_timer;
 808         struct list_head cmd_free_q;
 809         /* spin lock for cmd_free_q */
 810         spinlock_t cmd_free_q_lock;
 811         struct list_head cmd_pending_q;
 812         /* spin lock for cmd_pending_q */
 813         spinlock_t cmd_pending_q_lock;
 814         struct list_head scan_pending_q;
 815         /* spin lock for scan_pending_q */
 816         spinlock_t scan_pending_q_lock;
 817         /* spin lock for RX processing routine */
 818         spinlock_t rx_proc_lock;
 819         u32 scan_processing;
 820         u16 region_code;
 821         struct mwifiex_802_11d_domain_reg domain_reg;
 822         u16 scan_probes;
 823         u32 scan_mode;
 824         u16 specific_scan_time;
 825         u16 active_scan_time;
 826         u16 passive_scan_time;
 827         u16 scan_chan_gap_time;
 828         u8 fw_bands;
 829         u8 adhoc_start_band;
 830         u8 config_bands;
 831         struct mwifiex_chan_scan_param_set *scan_channels;
 832         u8 tx_lock_flag;
 833         struct mwifiex_sleep_params sleep_params;
 834         struct mwifiex_sleep_period sleep_period;
 835         u16 ps_mode;
 836         u32 ps_state;
 837         u8 need_to_wakeup;
 838         u16 multiple_dtim;
 839         u16 local_listen_interval;
 840         u16 null_pkt_interval;
 841         struct sk_buff *sleep_cfm;
 842         u16 bcn_miss_time_out;
 843         u16 adhoc_awake_period;
 844         u8 is_deep_sleep;
 845         u8 delay_null_pkt;
 846         u16 delay_to_ps;
 847         u16 enhanced_ps_mode;
 848         u8 pm_wakeup_card_req;
 849         u16 gen_null_pkt;
 850         u16 pps_uapsd_mode;
 851         u32 pm_wakeup_fw_try;
 852         struct timer_list wakeup_timer;
 853         u8 is_hs_configured;
 854         struct mwifiex_hs_config_param hs_cfg;
 855         u8 hs_activated;
 856         u16 hs_activate_wait_q_woken;
 857         wait_queue_head_t hs_activate_wait_q;
 858         bool is_suspended;
 859         bool hs_enabling;
 860         u8 event_body[MAX_EVENT_SIZE];
 861         u32 hw_dot_11n_dev_cap;
 862         u8 hw_dev_mcs_support;
 863         u8 user_dev_mcs_support;
 864         u8 adhoc_11n_enabled;
 865         u8 sec_chan_offset;
 866         struct mwifiex_dbg dbg;
 867         u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
 868         u32 arp_filter_size;
 869         struct mwifiex_wait_queue cmd_wait_q;
 870         u8 scan_wait_q_woken;
 871         spinlock_t queue_lock;          /* lock for tx queues */
 872         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 873         u16 max_mgmt_ie_index;
 874         const struct firmware *cal_data;
 875         struct device_node *dt_node;
 876
 877         /* 11AC */
 878         u32 is_hw_11ac_capable;
 879         u32 hw_dot_11ac_dev_cap;
 880         u32 hw_dot_11ac_mcs_support;
 881         u32 usr_dot_11ac_dev_cap_bg;
 882         u32 usr_dot_11ac_dev_cap_a;
 883         u32 usr_dot_11ac_mcs_support;
 884
 885         atomic_t pending_bridged_pkts;
 886         struct semaphore *card_sem;
 887         bool ext_scan;
 888         u8 fw_api_ver;
 889         u8 key_api_major_ver, key_api_minor_ver;
 890         struct work_struct iface_work;
 891         unsigned long iface_work_flags;
 892         struct memory_type_mapping *mem_type_mapping_tbl;
 893         u8 num_mem_types;
 894         u8 curr_mem_idx;
 895         void *drv_info_dump;
 896         u32 drv_info_size;
 897         bool scan_chan_gap_enabled;
 898         struct sk_buff_head rx_data_q;
 899         struct mwifiex_chan_stats *chan_stats;
 900         u32 num_in_chan_stats;
 901         int survey_idx;
 902         bool auto_tdls;
 903 };
 904
 905 int mwifiex_init_lock_list(struct mwifiex_adapter *adapter);
 906
 907 void mwifiex_set_trans_start(struct net_device *dev);
 908
 909 void mwifiex_stop_net_dev_queue(struct net_device *netdev,
 910                 struct mwifiex_adapter *adapter);
 911
 912 void mwifiex_wake_up_net_dev_queue(struct net_device *netdev,
 913                 struct mwifiex_adapter *adapter);
 914
 915 int mwifiex_init_priv(struct mwifiex_private *priv);
 916 void mwifiex_free_priv(struct mwifiex_private *priv);
 917
 918 int mwifiex_init_fw(struct mwifiex_adapter *adapter);
 919
 920 int mwifiex_init_fw_complete(struct mwifiex_adapter *adapter);
 921
 922 int mwifiex_shutdown_drv(struct mwifiex_adapter *adapter);
 923
 924 int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter);
 925
 926 int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *);
 927
 928 int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb);
 929
 930 int mwifiex_process_mgmt_packet(struct mwifiex_private *priv,
 931                                 struct sk_buff *skb);
 932
 933 int mwifiex_process_event(struct mwifiex_adapter *adapter);
 934
 935 int mwifiex_complete_cmd(struct mwifiex_adapter *adapter,
 936                          struct cmd_ctrl_node *cmd_node);
 937
 938 int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no,
 939                      u16 cmd_action, u32 cmd_oid, void *data_buf, bool sync);
 940
 941 void mwifiex_cmd_timeout_func(unsigned long function_context);
 942
 943 int mwifiex_get_debug_info(struct mwifiex_private *,
 944                            struct mwifiex_debug_info *);
 945
 946 int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter);
 947 int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter);
 948 void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter);
 949 void mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter);
 950
 951 void mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter,
 952                                   struct cmd_ctrl_node *cmd_node);
 953 void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter,
 954                               struct cmd_ctrl_node *cmd_node);
 955
 956 void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
 957                                      struct cmd_ctrl_node *cmd_node,
 958                                      u32 addtail);
 959
 960 int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter);
 961 int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter);
 962 int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter,
 963                              struct sk_buff *skb);
 964 int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
 965                        struct mwifiex_tx_param *tx_param);
 966 int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags);
 967 int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
 968                                 struct sk_buff *skb, int aggr, int status);
 969 void mwifiex_clean_txrx(struct mwifiex_private *priv);
 970 u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv);
 971 void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter);
 972 void mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *, u8 *,
 973                                         u32);
 974 int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
 975                                struct host_cmd_ds_command *cmd,
 976                                u16 cmd_action, uint16_t ps_bitmap,
 977                                struct mwifiex_ds_auto_ds *auto_ds);
 978 int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
 979                                struct host_cmd_ds_command *resp,
 980                                struct mwifiex_ds_pm_cfg *pm_cfg);
 981 void mwifiex_process_hs_config(struct mwifiex_adapter *adapter);
 982 void mwifiex_hs_activated_event(struct mwifiex_private *priv,
 983                                         u8 activated);
 984 int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 985                           int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg);
 986 int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
 987                               struct host_cmd_ds_command *resp);
 988 int mwifiex_process_rx_packet(struct mwifiex_private *priv,
 989                               struct sk_buff *skb);
 990 int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
 991                             u16 cmd_action, u32 cmd_oid,
 992                             void *data_buf, void *cmd_buf);
 993 int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
 994                             u16 cmd_action, u32 cmd_oid,
 995                             void *data_buf, void *cmd_buf);
 996 int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
 997                                 struct host_cmd_ds_command *resp);
 998 int mwifiex_process_sta_rx_packet(struct mwifiex_private *,
 999                                   struct sk_buff *skb);
1000 int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv,
1001                                   struct sk_buff *skb);
1002 int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv,
1003                                   struct sk_buff *skb);
1004 int mwifiex_process_sta_event(struct mwifiex_private *);
1005 int mwifiex_process_uap_event(struct mwifiex_private *);
1006 void mwifiex_delete_all_station_list(struct mwifiex_private *priv);
1007 void mwifiex_wmm_del_peer_ra_list(struct mwifiex_private *priv,
1008                                   const u8 *ra_addr);
1009 void *mwifiex_process_sta_txpd(struct mwifiex_private *, struct sk_buff *skb);
1010 void *mwifiex_process_uap_txpd(struct mwifiex_private *, struct sk_buff *skb);
1011 int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta, bool init);
1012 int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd,
1013                             struct mwifiex_scan_cmd_config *scan_cfg);
1014 void mwifiex_queue_scan_cmd(struct mwifiex_private *priv,
1015                             struct cmd_ctrl_node *cmd_node);
1016 int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
1017                             struct host_cmd_ds_command *resp);
1018 s32 mwifiex_ssid_cmp(struct cfg80211_ssid *ssid1, struct cfg80211_ssid *ssid2);
1019 int mwifiex_associate(struct mwifiex_private *priv,
1020                       struct mwifiex_bssdescriptor *bss_desc);
1021 int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
1022                                  struct host_cmd_ds_command *cmd,
1023                                  struct mwifiex_bssdescriptor *bss_desc);
1024 int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
1025                                  struct host_cmd_ds_command *resp);
1026 void mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason);
1027 u8 mwifiex_band_to_radio_type(u8 band);
1028 int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
1029 void mwifiex_deauthenticate_all(struct mwifiex_adapter *adapter);
1030 int mwifiex_adhoc_start(struct mwifiex_private *priv,
1031                         struct cfg80211_ssid *adhoc_ssid);
1032 int mwifiex_adhoc_join(struct mwifiex_private *priv,
1033                        struct mwifiex_bssdescriptor *bss_desc);
1034 int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
1035                                     struct host_cmd_ds_command *cmd,
1036                                     struct cfg80211_ssid *req_ssid);
1037 int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv,
1038                                    struct host_cmd_ds_command *cmd,
1039                                    struct mwifiex_bssdescriptor *bss_desc);
1040 int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
1041                               struct host_cmd_ds_command *resp);
1042 int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd);
1043 struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv,
1044                                                 u8 band, u16 channel, u32 freq);
1045 u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv,
1046                                u8 index, u8 ht_info);
1047 u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv,
1048                                    u8 index, u8 ht_info);
1049 u32 mwifiex_find_freq_from_band_chan(u8, u8);
1050 int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
1051                                 u8 **buffer);
1052 u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
1053                                     u8 *rates);
1054 u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
1055 u32 mwifiex_get_rates_from_cfg80211(struct mwifiex_private *priv,
1056                                     u8 *rates, u8 radio_type);
1057 u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
1058 extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
1059 void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
1060 void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
1061 int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
1062                             struct host_cmd_ds_command *cmd);
1063 int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
1064                             struct host_cmd_ds_command *resp);
1065 int is_command_pending(struct mwifiex_adapter *adapter);
1066 void mwifiex_init_priv_params(struct mwifiex_private *priv,
1067                                                 struct net_device *dev);
1068 int mwifiex_set_secure_params(struct mwifiex_private *priv,
1069                               struct mwifiex_uap_bss_param *bss_config,
1070                               struct cfg80211_ap_settings *params);
1071 void mwifiex_set_ht_params(struct mwifiex_private *priv,
1072                            struct mwifiex_uap_bss_param *bss_cfg,
1073                            struct cfg80211_ap_settings *params);
1074 void mwifiex_set_vht_params(struct mwifiex_private *priv,
1075                             struct mwifiex_uap_bss_param *bss_cfg,
1076                             struct cfg80211_ap_settings *params);
1077 void mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg,
1078                            struct cfg80211_ap_settings *params);
1079 void mwifiex_set_vht_width(struct mwifiex_private *priv,
1080                            enum nl80211_chan_width width,
1081                            bool ap_11ac_disable);
1082 void
1083 mwifiex_set_wmm_params(struct mwifiex_private *priv,
1084                        struct mwifiex_uap_bss_param *bss_cfg,
1085                        struct cfg80211_ap_settings *params);
1086 void mwifiex_set_ba_params(struct mwifiex_private *priv);
1087 void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv);
1088 int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv,
1089                                 struct host_cmd_ds_command *cmd,
1090                                 void *data_buf);
1091 int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv,
1092                                 struct host_cmd_ds_command *resp);
1093 int mwifiex_handle_event_ext_scan_report(struct mwifiex_private *priv,
1094                                          void *buf);
1095
1096 /*
1097  * This function checks if the queuing is RA based or not.
1098  */
1099 static inline u8
1100 mwifiex_queuing_ra_based(struct mwifiex_private *priv)
1101 {
1102         /*
1103          * Currently we assume if we are in Infra, then DA=RA. This might not be
1104          * true in the future
1105          */
1106         if ((priv->bss_mode == NL80211_IFTYPE_STATION) &&
1107             (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
1108                 return false;
1109
1110         return true;
1111 }
1112
1113 /*
1114  * This function copies rates.
1115  */
1116 static inline u32
1117 mwifiex_copy_rates(u8 *dest, u32 pos, u8 *src, int len)
1118 {
1119         int i;
1120
1121         for (i = 0; i < len && src[i]; i++, pos++) {
1122                 if (pos >= MWIFIEX_SUPPORTED_RATES)
1123                         break;
1124                 dest[pos] = src[i];
1125         }
1126
1127         return pos;
1128 }
1129
1130 /*
1131  * This function returns the correct private structure pointer based
1132  * upon the BSS type and BSS number.
1133  */
1134 static inline struct mwifiex_private *
1135 mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter,
1136                        u8 bss_num, u8 bss_type)
1137 {
1138         int i;
1139
1140         for (i = 0; i < adapter->priv_num; i++) {
1141                 if (adapter->priv[i]) {
1142                         if ((adapter->priv[i]->bss_num == bss_num) &&
1143                             (adapter->priv[i]->bss_type == bss_type))
1144                                 break;
1145                 }
1146         }
1147         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1148 }
1149
1150 /*
1151  * This function returns the first available private structure pointer
1152  * based upon the BSS role.
1153  */
1154 static inline struct mwifiex_private *
1155 mwifiex_get_priv(struct mwifiex_adapter *adapter,
1156                  enum mwifiex_bss_role bss_role)
1157 {
1158         int i;
1159
1160         for (i = 0; i < adapter->priv_num; i++) {
1161                 if (adapter->priv[i]) {
1162                         if (bss_role == MWIFIEX_BSS_ROLE_ANY ||
1163                             GET_BSS_ROLE(adapter->priv[i]) == bss_role)
1164                                 break;
1165                 }
1166         }
1167
1168         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1169 }
1170
1171 /*
1172  * This function returns the first available unused private structure pointer.
1173  */
1174 static inline struct mwifiex_private *
1175 mwifiex_get_unused_priv(struct mwifiex_adapter *adapter)
1176 {
1177         int i;
1178
1179         for (i = 0; i < adapter->priv_num; i++) {
1180                 if (adapter->priv[i]) {
1181                         if (adapter->priv[i]->bss_mode ==
1182                             NL80211_IFTYPE_UNSPECIFIED)
1183                                 break;
1184                 }
1185         }
1186
1187         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
1188 }
1189
1190 /*
1191  * This function returns the driver private structure of a network device.
1192  */
1193 static inline struct mwifiex_private *
1194 mwifiex_netdev_get_priv(struct net_device *dev)
1195 {
1196         return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev));
1197 }
1198
1199 /*
1200  * This function checks if a skb holds a management frame.
1201  */
1202 static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb)
1203 {
1204         return (le32_to_cpu(*(__le32 *)skb->data) == PKT_TYPE_MGMT);
1205 }
1206
1207 /* This function retrieves channel closed for operation by Channel
1208  * Switch Announcement.
1209  */
1210 static inline u8
1211 mwifiex_11h_get_csa_closed_channel(struct mwifiex_private *priv)
1212 {
1213         if (!priv->csa_chan)
1214                 return 0;
1215
1216         /* Clear csa channel, if DFS channel move time has passed */
1217         if (time_after(jiffies, priv->csa_expire_time)) {
1218                 priv->csa_chan = 0;
1219                 priv->csa_expire_time = 0;
1220         }
1221
1222         return priv->csa_chan;
1223 }
1224
1225 static inline u8 mwifiex_is_any_intf_active(struct mwifiex_private *priv)
1226 {
1227         struct mwifiex_private *priv_num;
1228         int i;
1229
1230         for (i = 0; i < priv->adapter->priv_num; i++) {
1231                 priv_num = priv->adapter->priv[i];
1232                 if (priv_num) {
1233                         if ((GET_BSS_ROLE(priv_num) == MWIFIEX_BSS_ROLE_UAP &&
1234                              priv_num->bss_started) ||
1235                             (GET_BSS_ROLE(priv_num) == MWIFIEX_BSS_ROLE_STA &&
1236                              priv_num->media_connected))
1237                                 return 1;
1238                 }
1239         }
1240
1241         return 0;
1242 }
1243
1244 int mwifiex_init_shutdown_fw(struct mwifiex_private *priv,
1245                              u32 func_init_shutdown);
1246 int mwifiex_add_card(void *, struct semaphore *, struct mwifiex_if_ops *, u8);
1247 int mwifiex_remove_card(struct mwifiex_adapter *, struct semaphore *);
1248
1249 void mwifiex_get_version(struct mwifiex_adapter *adapter, char *version,
1250                          int maxlen);
1251 int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
1252                         struct mwifiex_multicast_list *mcast_list);
1253 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
1254                             struct net_device *dev);
1255 int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter,
1256                                 struct cmd_ctrl_node *cmd_queued);
1257 int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
1258                       struct cfg80211_ssid *req_ssid);
1259 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
1260 int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
1261 int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
1262 int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate);
1263 int mwifiex_request_scan(struct mwifiex_private *priv,
1264                          struct cfg80211_ssid *req_ssid);
1265 int mwifiex_scan_networks(struct mwifiex_private *priv,
1266                           const struct mwifiex_user_scan_cfg *user_scan_in);
1267 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
1268
1269 int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp,
1270                        const u8 *key, int key_len, u8 key_index,
1271                        const u8 *mac_addr, int disable);
1272
1273 int mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len);
1274
1275 int mwifiex_get_ver_ext(struct mwifiex_private *priv);
1276
1277 int mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
1278                                struct ieee80211_channel *chan,
1279                                unsigned int duration);
1280
1281 int mwifiex_get_stats_info(struct mwifiex_private *priv,
1282                            struct mwifiex_ds_get_stats *log);
1283
1284 int mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
1285                       u32 reg_offset, u32 reg_value);
1286
1287 int mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
1288                      u32 reg_offset, u32 *value);
1289
1290 int mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
1291                         u8 *value);
1292
1293 int mwifiex_set_11n_httx_cfg(struct mwifiex_private *priv, int data);
1294
1295 int mwifiex_get_11n_httx_cfg(struct mwifiex_private *priv, int *data);
1296
1297 int mwifiex_set_tx_rate_cfg(struct mwifiex_private *priv, int tx_rate_index);
1298
1299 int mwifiex_get_tx_rate_cfg(struct mwifiex_private *priv, int *tx_rate_index);
1300
1301 int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode);
1302
1303 int mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter,
1304                                    char *version, int max_len);
1305
1306 int mwifiex_set_tx_power(struct mwifiex_private *priv,
1307                          struct mwifiex_power_cfg *power_cfg);
1308
1309 int mwifiex_main_process(struct mwifiex_adapter *);
1310
1311 int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb);
1312
1313 int mwifiex_get_bss_info(struct mwifiex_private *,
1314                          struct mwifiex_bss_info *);
1315 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
1316                               struct cfg80211_bss *bss,
1317                               struct mwifiex_bssdescriptor *bss_desc);
1318 int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
1319                                     struct mwifiex_bssdescriptor *bss_entry);
1320 int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
1321                                         struct mwifiex_bssdescriptor *bss_desc);
1322
1323 u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type);
1324
1325 struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
1326                                               const char *name,
1327                                               enum nl80211_iftype type,
1328                                               u32 *flags,
1329                                               struct vif_params *params);
1330 int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev);
1331
1332 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);
1333
1334 int mwifiex_add_wowlan_magic_pkt_filter(struct mwifiex_adapter *adapter);
1335
1336 int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
1337                          struct cfg80211_beacon_data *data);
1338 int mwifiex_del_mgmt_ies(struct mwifiex_private *priv);
1339 u8 *mwifiex_11d_code_2_region(u8 code);
1340 void mwifiex_uap_set_channel(struct mwifiex_uap_bss_param *bss_cfg,
1341                              struct cfg80211_chan_def chandef);
1342 int mwifiex_config_start_uap(struct mwifiex_private *priv,
1343                              struct mwifiex_uap_bss_param *bss_cfg);
1344 void mwifiex_uap_del_sta_data(struct mwifiex_private *priv,
1345                               struct mwifiex_sta_node *node);
1346
1347 void mwifiex_init_11h_params(struct mwifiex_private *priv);
1348 int mwifiex_is_11h_active(struct mwifiex_private *priv);
1349 int mwifiex_11h_activate(struct mwifiex_private *priv, bool flag);
1350
1351 void mwifiex_11h_process_join(struct mwifiex_private *priv, u8 **buffer,
1352                               struct mwifiex_bssdescriptor *bss_desc);
1353 int mwifiex_11h_handle_event_chanswann(struct mwifiex_private *priv);
1354 int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
1355                             struct device_node *node, const char *prefix);
1356 void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv);
1357
1358 extern const struct ethtool_ops mwifiex_ethtool_ops;
1359
1360 void mwifiex_del_all_sta_list(struct mwifiex_private *priv);
1361 void mwifiex_del_sta_entry(struct mwifiex_private *priv, const u8 *mac);
1362 void
1363 mwifiex_set_sta_ht_cap(struct mwifiex_private *priv, const u8 *ies,
1364                        int ies_len, struct mwifiex_sta_node *node);
1365 struct mwifiex_sta_node *
1366 mwifiex_add_sta_entry(struct mwifiex_private *priv, const u8 *mac);
1367 struct mwifiex_sta_node *
1368 mwifiex_get_sta_entry(struct mwifiex_private *priv, const u8 *mac);
1369 int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer,
1370                                  u8 action_code, u8 dialog_token,
1371                                  u16 status_code, const u8 *extra_ies,
1372                                  size_t extra_ies_len);
1373 int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer,
1374                                    u8 action_code, u8 dialog_token,
1375                                    u16 status_code, const u8 *extra_ies,
1376                                    size_t extra_ies_len);
1377 void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv,
1378                                        u8 *buf, int len);
1379 int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action);
1380 int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac);
1381 int mwifiex_get_tdls_list(struct mwifiex_private *priv,
1382                           struct tdls_peer_info *buf);
1383 void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv);
1384 bool mwifiex_is_bss_in_11ac_mode(struct mwifiex_private *priv);
1385 u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band,
1386                                  u32 pri_chan, u8 chan_bw);
1387 int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter);
1388
1389 int mwifiex_tdls_check_tx(struct mwifiex_private *priv, struct sk_buff *skb);
1390 void mwifiex_flush_auto_tdls_list(struct mwifiex_private *priv);
1391 void mwifiex_auto_tdls_update_peer_status(struct mwifiex_private *priv,
1392                                           const u8 *mac, u8 link_status);
1393 void mwifiex_auto_tdls_update_peer_signal(struct mwifiex_private *priv,
1394                                           u8 *mac, s8 snr, s8 nflr);
1395 void mwifiex_check_auto_tdls(unsigned long context);
1396 void mwifiex_add_auto_tdls_peer(struct mwifiex_private *priv, const u8 *mac);
1397 void mwifiex_setup_auto_tdls_timer(struct mwifiex_private *priv);
1398 void mwifiex_clean_auto_tdls(struct mwifiex_private *priv);
1399 int mwifiex_cmd_issue_chan_report_request(struct mwifiex_private *priv,
1400                                           struct host_cmd_ds_command *cmd,
1401                                           void *data_buf);
1402 int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv,
1403                                      struct sk_buff *skb);
1404
1405 void mwifiex_parse_tx_status_event(struct mwifiex_private *priv,
1406                                    void *event_body);
1407
1408 struct sk_buff *
1409 mwifiex_clone_skb_for_tx_status(struct mwifiex_private *priv,
1410                                 struct sk_buff *skb, u8 flag, u64 *cookie);
1411 void mwifiex_dfs_cac_work_queue(struct work_struct *work);
1412 void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work);
1413 void mwifiex_abort_cac(struct mwifiex_private *priv);
1414 int mwifiex_11h_handle_radar_detected(struct mwifiex_private *priv,
1415                                       struct sk_buff *skb);
1416
1417 void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr,
1418                            s8 nflr);
1419 void mwifiex_hist_data_reset(struct mwifiex_private *priv);
1420 void mwifiex_hist_data_add(struct mwifiex_private *priv,
1421                            u8 rx_rate, s8 snr, s8 nflr);
1422 u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv,
1423                             u8 rx_rate, u8 ht_info);
1424
1425 void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter);
1426 void *mwifiex_alloc_rx_buf(int rx_len, gfp_t flags);
1427
1428 #ifdef CONFIG_DEBUG_FS
1429 void mwifiex_debugfs_init(void);
1430 void mwifiex_debugfs_remove(void);
1431
1432 void mwifiex_dev_debugfs_init(struct mwifiex_private *priv);
1433 void mwifiex_dev_debugfs_remove(struct mwifiex_private *priv);
1434 #endif
1435 #endif /* !_MWIFIEX_MAIN_H_ */