drivers/net/wireless/mwifiex/main.h

   1 /*
   2  * Marvell Wireless LAN device driver: major data structures and prototypes
   3  *
   4  * Copyright (C) 2011, 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/firmware.h>
  34 #include <linux/ctype.h>
  35
  36 #include "decl.h"
  37 #include "ioctl.h"
  38 #include "util.h"
  39 #include "fw.h"
  40
  41 extern const char driver_version[];
  42
  43 enum {
  44         MWIFIEX_ASYNC_CMD,
  45         MWIFIEX_SYNC_CMD
  46 };
  47
  48 #define DRV_MODE_STA       0x1
  49
  50 struct mwifiex_drv_mode {
  51         u16 drv_mode;
  52         u16 intf_num;
  53         struct mwifiex_bss_attr *bss_attr;
  54 };
  55
  56
  57 #define MWIFIEX_MAX_AP                          64
  58
  59 #define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT        (5 * HZ)
  60
  61 #define MWIFIEX_TIMER_10S                       10000
  62 #define MWIFIEX_TIMER_1S                        1000
  63
  64 #define MAX_TX_PENDING      100
  65 #define LOW_TX_PENDING      80
  66
  67 #define MWIFIEX_UPLD_SIZE               (2312)
  68
  69 #define MAX_EVENT_SIZE                  1024
  70
  71 #define ARP_FILTER_MAX_BUF_SIZE         68
  72
  73 #define MWIFIEX_KEY_BUFFER_SIZE                 16
  74 #define MWIFIEX_DEFAULT_LISTEN_INTERVAL 10
  75 #define MWIFIEX_MAX_REGION_CODE         7
  76
  77 #define DEFAULT_BCN_AVG_FACTOR          8
  78 #define DEFAULT_DATA_AVG_FACTOR         8
  79
  80 #define FIRST_VALID_CHANNEL                             0xff
  81 #define DEFAULT_AD_HOC_CHANNEL                  6
  82 #define DEFAULT_AD_HOC_CHANNEL_A                36
  83
  84 #define DEFAULT_BCN_MISS_TIMEOUT                5
  85
  86 #define MAX_SCAN_BEACON_BUFFER                  8000
  87
  88 #define SCAN_BEACON_ENTRY_PAD                   6
  89
  90 #define MWIFIEX_PASSIVE_SCAN_CHAN_TIME  200
  91 #define MWIFIEX_ACTIVE_SCAN_CHAN_TIME   200
  92 #define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 110
  93
  94 #define SCAN_RSSI(RSSI)                                 (0x100 - ((u8)(RSSI)))
  95
  96 #define MWIFIEX_MAX_TOTAL_SCAN_TIME     (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)
  97
  98 #define RSN_GTK_OUI_OFFSET                              2
  99
 100 #define MWIFIEX_OUI_NOT_PRESENT                 0
 101 #define MWIFIEX_OUI_PRESENT                             1
 102
 103 #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
 104                                         adapter->event_received || \
 105                                         adapter->data_received)
 106
 107 #define MWIFIEX_TYPE_CMD                                1
 108 #define MWIFIEX_TYPE_DATA                               0
 109 #define MWIFIEX_TYPE_EVENT                              3
 110
 111 #define DBG_CMD_NUM                                             5
 112
 113 #define MAX_BITMAP_RATES_SIZE                   10
 114
 115 #define MAX_CHANNEL_BAND_BG     14
 116
 117 #define MAX_FREQUENCY_BAND_BG   2484
 118
 119 struct mwifiex_dbg {
 120         u32 num_cmd_host_to_card_failure;
 121         u32 num_cmd_sleep_cfm_host_to_card_failure;
 122         u32 num_tx_host_to_card_failure;
 123         u32 num_event_deauth;
 124         u32 num_event_disassoc;
 125         u32 num_event_link_lost;
 126         u32 num_cmd_deauth;
 127         u32 num_cmd_assoc_success;
 128         u32 num_cmd_assoc_failure;
 129         u32 num_tx_timeout;
 130         u32 num_cmd_timeout;
 131         u16 timeout_cmd_id;
 132         u16 timeout_cmd_act;
 133         u16 last_cmd_id[DBG_CMD_NUM];
 134         u16 last_cmd_act[DBG_CMD_NUM];
 135         u16 last_cmd_index;
 136         u16 last_cmd_resp_id[DBG_CMD_NUM];
 137         u16 last_cmd_resp_index;
 138         u16 last_event[DBG_CMD_NUM];
 139         u16 last_event_index;
 140 };
 141
 142 enum MWIFIEX_HARDWARE_STATUS {
 143         MWIFIEX_HW_STATUS_READY,
 144         MWIFIEX_HW_STATUS_INITIALIZING,
 145         MWIFIEX_HW_STATUS_FW_READY,
 146         MWIFIEX_HW_STATUS_INIT_DONE,
 147         MWIFIEX_HW_STATUS_RESET,
 148         MWIFIEX_HW_STATUS_CLOSING,
 149         MWIFIEX_HW_STATUS_NOT_READY
 150 };
 151
 152 enum MWIFIEX_802_11_POWER_MODE {
 153         MWIFIEX_802_11_POWER_MODE_CAM,
 154         MWIFIEX_802_11_POWER_MODE_PSP
 155 };
 156
 157 struct mwifiex_tx_param {
 158         u32 next_pkt_len;
 159 };
 160
 161 enum MWIFIEX_PS_STATE {
 162         PS_STATE_AWAKE,
 163         PS_STATE_PRE_SLEEP,
 164         PS_STATE_SLEEP_CFM,
 165         PS_STATE_SLEEP
 166 };
 167
 168 struct mwifiex_add_ba_param {
 169         u32 tx_win_size;
 170         u32 rx_win_size;
 171         u32 timeout;
 172 };
 173
 174 struct mwifiex_tx_aggr {
 175         u8 ampdu_user;
 176         u8 ampdu_ap;
 177         u8 amsdu;
 178 };
 179
 180 struct mwifiex_ra_list_tbl {
 181         struct list_head list;
 182         struct sk_buff_head skb_head;
 183         u8 ra[ETH_ALEN];
 184         u32 total_pkts_size;
 185         u32 total_pkts;
 186         u32 is_11n_enabled;
 187 };
 188
 189 struct mwifiex_tid_tbl {
 190         struct list_head ra_list;
 191         /* spin lock for tid table */
 192         spinlock_t tid_tbl_lock;
 193         struct mwifiex_ra_list_tbl *ra_list_curr;
 194 };
 195
 196 #define WMM_HIGHEST_PRIORITY            7
 197 #define HIGH_PRIO_TID                           7
 198 #define LOW_PRIO_TID                            0
 199 #define NO_PKT_PRIO_TID                         (-1)
 200
 201 struct mwifiex_wmm_desc {
 202         struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
 203         u32 packets_out[MAX_NUM_TID];
 204         /* spin lock to protect ra_list */
 205         spinlock_t ra_list_spinlock;
 206         struct mwifiex_wmm_ac_status ac_status[IEEE80211_MAX_QUEUES];
 207         enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_MAX_QUEUES];
 208         u32 drv_pkt_delay_max;
 209         u8 queue_priority[IEEE80211_MAX_QUEUES];
 210         u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1];     /* UP: 0 to 7 */
 211         /* Number of transmit packets queued */
 212         atomic_t tx_pkts_queued;
 213         /* Tracks highest priority with a packet queued */
 214         atomic_t highest_queued_prio;
 215 };
 216
 217 struct mwifiex_802_11_security {
 218         u8 wpa_enabled;
 219         u8 wpa2_enabled;
 220         u8 wapi_enabled;
 221         u8 wapi_key_on;
 222         enum MWIFIEX_802_11_WEP_STATUS wep_status;
 223         u32 authentication_mode;
 224         u32 encryption_mode;
 225 };
 226
 227 struct ieee_types_header {
 228         u8 element_id;
 229         u8 len;
 230 } __packed;
 231
 232 struct ieee_obss_scan_param {
 233         u16 obss_scan_passive_dwell;
 234         u16 obss_scan_active_dwell;
 235         u16 bss_chan_width_trigger_scan_int;
 236         u16 obss_scan_passive_total;
 237         u16 obss_scan_active_total;
 238         u16 bss_width_chan_trans_delay;
 239         u16 obss_scan_active_threshold;
 240 } __packed;
 241
 242 struct ieee_types_obss_scan_param {
 243         struct ieee_types_header ieee_hdr;
 244         struct ieee_obss_scan_param obss_scan;
 245 } __packed;
 246
 247 #define MWIFIEX_SUPPORTED_RATES                 14
 248
 249 #define MWIFIEX_SUPPORTED_RATES_EXT             32
 250
 251 struct ieee_types_vendor_specific {
 252         struct ieee_types_vendor_header vend_hdr;
 253         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)];
 254 } __packed;
 255
 256 struct ieee_types_generic {
 257         struct ieee_types_header ieee_hdr;
 258         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)];
 259 } __packed;
 260
 261 struct mwifiex_bssdescriptor {
 262         u8 mac_address[ETH_ALEN];
 263         struct mwifiex_802_11_ssid ssid;
 264         u32 privacy;
 265         s32 rssi;
 266         u32 channel;
 267         u32 freq;
 268         u16 beacon_period;
 269         u8 erp_flags;
 270         u32 bss_mode;
 271         u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
 272         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 273         /* Network band.
 274          * BAND_B(0x01): 'b' band
 275          * BAND_G(0x02): 'g' band
 276          * BAND_A(0X04): 'a' band
 277          */
 278         u16 bss_band;
 279         u64 network_tsf;
 280         u8 time_stamp[8];
 281         union ieee_types_phy_param_set phy_param_set;
 282         union ieee_types_ss_param_set ss_param_set;
 283         u16 cap_info_bitmap;
 284         struct ieee_types_wmm_parameter wmm_ie;
 285         u8  disable_11n;
 286         struct ieee80211_ht_cap *bcn_ht_cap;
 287         u16 ht_cap_offset;
 288         struct ieee80211_ht_info *bcn_ht_info;
 289         u16 ht_info_offset;
 290         u8 *bcn_bss_co_2040;
 291         u16 bss_co_2040_offset;
 292         u8 *bcn_ext_cap;
 293         u16 ext_cap_offset;
 294         struct ieee_types_obss_scan_param *bcn_obss_scan;
 295         u16 overlap_bss_offset;
 296         struct ieee_types_vendor_specific *bcn_wpa_ie;
 297         u16 wpa_offset;
 298         struct ieee_types_generic *bcn_rsn_ie;
 299         u16 rsn_offset;
 300         struct ieee_types_generic *bcn_wapi_ie;
 301         u16 wapi_offset;
 302         u8 *beacon_buf;
 303         u32 beacon_buf_size;
 304         u32 beacon_buf_size_max;
 305
 306 };
 307
 308 struct mwifiex_current_bss_params {
 309         struct mwifiex_bssdescriptor bss_descriptor;
 310         u8 wmm_enabled;
 311         u8 wmm_uapsd_enabled;
 312         u8 band;
 313         u32 num_of_rates;
 314         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 315 };
 316
 317 struct mwifiex_sleep_params {
 318         u16 sp_error;
 319         u16 sp_offset;
 320         u16 sp_stable_time;
 321         u8 sp_cal_control;
 322         u8 sp_ext_sleep_clk;
 323         u16 sp_reserved;
 324 };
 325
 326 struct mwifiex_sleep_period {
 327         u16 period;
 328         u16 reserved;
 329 };
 330
 331 struct mwifiex_wep_key {
 332         u32 length;
 333         u32 key_index;
 334         u32 key_length;
 335         u8 key_material[MWIFIEX_KEY_BUFFER_SIZE];
 336 };
 337
 338 #define MAX_REGION_CHANNEL_NUM  2
 339
 340 struct mwifiex_chan_freq_power {
 341         u16 channel;
 342         u32 freq;
 343         u16 max_tx_power;
 344         u8 unsupported;
 345 };
 346
 347 enum state_11d_t {
 348         DISABLE_11D = 0,
 349         ENABLE_11D = 1,
 350 };
 351
 352 #define MWIFIEX_MAX_TRIPLET_802_11D             83
 353
 354 struct mwifiex_802_11d_domain_reg {
 355         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 356         u8 no_of_triplet;
 357         struct ieee80211_country_ie_triplet
 358                 triplet[MWIFIEX_MAX_TRIPLET_802_11D];
 359 };
 360
 361 struct mwifiex_vendor_spec_cfg_ie {
 362         u16 mask;
 363         u16 flag;
 364         u8 ie[MWIFIEX_MAX_VSIE_LEN];
 365 };
 366
 367 struct wps {
 368         u8 session_enable;
 369 };
 370
 371 struct mwifiex_adapter;
 372 struct mwifiex_private;
 373
 374 struct mwifiex_private {
 375         struct mwifiex_adapter *adapter;
 376         u8 bss_index;
 377         u8 bss_type;
 378         u8 bss_role;
 379         u8 bss_priority;
 380         u8 bss_num;
 381         u8 frame_type;
 382         u8 curr_addr[ETH_ALEN];
 383         u8 media_connected;
 384         u32 num_tx_timeout;
 385         struct net_device *netdev;
 386         struct net_device_stats stats;
 387         u16 curr_pkt_filter;
 388         u32 bss_mode;
 389         u32 pkt_tx_ctrl;
 390         u16 tx_power_level;
 391         u8 max_tx_power_level;
 392         u8 min_tx_power_level;
 393         u8 tx_rate;
 394         u8 tx_htinfo;
 395         u8 rxpd_htinfo;
 396         u8 rxpd_rate;
 397         u16 rate_bitmap;
 398         u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
 399         u32 data_rate;
 400         u8 is_data_rate_auto;
 401         u16 bcn_avg_factor;
 402         u16 data_avg_factor;
 403         s16 data_rssi_last;
 404         s16 data_nf_last;
 405         s16 data_rssi_avg;
 406         s16 data_nf_avg;
 407         s16 bcn_rssi_last;
 408         s16 bcn_nf_last;
 409         s16 bcn_rssi_avg;
 410         s16 bcn_nf_avg;
 411         struct mwifiex_bssdescriptor *attempted_bss_desc;
 412         struct mwifiex_802_11_ssid prev_ssid;
 413         u8 prev_bssid[ETH_ALEN];
 414         struct mwifiex_current_bss_params curr_bss_params;
 415         u16 beacon_period;
 416         u16 listen_interval;
 417         u16 atim_window;
 418         u8 adhoc_channel;
 419         u8 adhoc_is_link_sensed;
 420         u8 adhoc_state;
 421         struct mwifiex_802_11_security sec_info;
 422         struct mwifiex_wep_key wep_key[NUM_WEP_KEYS];
 423         u16 wep_key_curr_index;
 424         u8 wpa_ie[256];
 425         u8 wpa_ie_len;
 426         u8 wpa_is_gtk_set;
 427         struct host_cmd_ds_802_11_key_material aes_key;
 428         u8 wapi_ie[256];
 429         u8 wapi_ie_len;
 430         u8 wmm_required;
 431         u8 wmm_enabled;
 432         u8 wmm_qosinfo;
 433         struct mwifiex_wmm_desc wmm;
 434         struct list_head tx_ba_stream_tbl_ptr;
 435         /* spin lock for tx_ba_stream_tbl_ptr queue */
 436         spinlock_t tx_ba_stream_tbl_lock;
 437         struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID];
 438         struct mwifiex_add_ba_param add_ba_param;
 439         u16 rx_seq[MAX_NUM_TID];
 440         struct list_head rx_reorder_tbl_ptr;
 441         /* spin lock for rx_reorder_tbl_ptr queue */
 442         spinlock_t rx_reorder_tbl_lock;
 443         /* spin lock for Rx packets */
 444         spinlock_t rx_pkt_lock;
 445
 446 #define MWIFIEX_ASSOC_RSP_BUF_SIZE  500
 447         u8 assoc_rsp_buf[MWIFIEX_ASSOC_RSP_BUF_SIZE];
 448         u32 assoc_rsp_size;
 449
 450 #define MWIFIEX_GENIE_BUF_SIZE      256
 451         u8 gen_ie_buf[MWIFIEX_GENIE_BUF_SIZE];
 452         u8 gen_ie_buf_len;
 453
 454         struct mwifiex_vendor_spec_cfg_ie vs_ie[MWIFIEX_MAX_VSIE_NUM];
 455
 456 #define MWIFIEX_ASSOC_TLV_BUF_SIZE  256
 457         u8 assoc_tlv_buf[MWIFIEX_ASSOC_TLV_BUF_SIZE];
 458         u8 assoc_tlv_buf_len;
 459
 460         u8 *curr_bcn_buf;
 461         u32 curr_bcn_size;
 462         /* spin lock for beacon buffer */
 463         spinlock_t curr_bcn_buf_lock;
 464         struct wireless_dev *wdev;
 465         struct mwifiex_chan_freq_power cfp;
 466         char version_str[128];
 467 #ifdef CONFIG_DEBUG_FS
 468         struct dentry *dfs_dev_dir;
 469 #endif
 470         u8 nick_name[16];
 471         u8 qual_level, qual_noise;
 472         u16 current_key_index;
 473         struct semaphore async_sem;
 474         u8 scan_pending_on_block;
 475         u8 report_scan_result;
 476         struct cfg80211_scan_request *scan_request;
 477         int scan_result_status;
 478         int assoc_request;
 479         u16 assoc_result;
 480         int ibss_join_request;
 481         u16 ibss_join_result;
 482         bool disconnect;
 483         u8 cfg_bssid[6];
 484         struct workqueue_struct *workqueue;
 485         struct work_struct cfg_workqueue;
 486         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 487         struct wps wps;
 488         u8 scan_block;
 489 };
 490
 491 enum mwifiex_ba_status {
 492         BA_STREAM_NOT_SETUP = 0,
 493         BA_STREAM_SETUP_INPROGRESS,
 494         BA_STREAM_SETUP_COMPLETE
 495 };
 496
 497 struct mwifiex_tx_ba_stream_tbl {
 498         struct list_head list;
 499         int tid;
 500         u8 ra[ETH_ALEN];
 501         enum mwifiex_ba_status ba_status;
 502 };
 503
 504 struct mwifiex_rx_reorder_tbl;
 505
 506 struct reorder_tmr_cnxt {
 507         struct timer_list timer;
 508         struct mwifiex_rx_reorder_tbl *ptr;
 509         struct mwifiex_private *priv;
 510 };
 511
 512 struct mwifiex_rx_reorder_tbl {
 513         struct list_head list;
 514         int tid;
 515         u8 ta[ETH_ALEN];
 516         int start_win;
 517         int win_size;
 518         void **rx_reorder_ptr;
 519         struct reorder_tmr_cnxt timer_context;
 520 };
 521
 522 struct mwifiex_bss_prio_node {
 523         struct list_head list;
 524         struct mwifiex_private *priv;
 525 };
 526
 527 struct mwifiex_bss_prio_tbl {
 528         struct list_head bss_prio_head;
 529         /* spin lock for bss priority  */
 530         spinlock_t bss_prio_lock;
 531         struct mwifiex_bss_prio_node *bss_prio_cur;
 532 };
 533
 534 struct cmd_ctrl_node {
 535         struct list_head list;
 536         struct mwifiex_private *priv;
 537         u32 cmd_oid;
 538         u32 cmd_flag;
 539         struct sk_buff *cmd_skb;
 540         struct sk_buff *resp_skb;
 541         void *data_buf;
 542         u32 wait_q_enabled;
 543         struct sk_buff *skb;
 544 };
 545
 546 struct mwifiex_if_ops {
 547         int (*init_if) (struct mwifiex_adapter *);
 548         void (*cleanup_if) (struct mwifiex_adapter *);
 549         int (*check_fw_status) (struct mwifiex_adapter *, u32, int *);
 550         int (*prog_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 551         int (*register_dev) (struct mwifiex_adapter *);
 552         void (*unregister_dev) (struct mwifiex_adapter *);
 553         int (*enable_int) (struct mwifiex_adapter *);
 554         int (*process_int_status) (struct mwifiex_adapter *);
 555         int (*host_to_card) (struct mwifiex_adapter *, u8,
 556                              u8 *payload, u32 pkt_len,
 557                              struct mwifiex_tx_param *);
 558         int (*wakeup) (struct mwifiex_adapter *);
 559         int (*wakeup_complete) (struct mwifiex_adapter *);
 560
 561         void (*update_mp_end_port) (struct mwifiex_adapter *, u16);
 562         void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
 563 };
 564
 565 struct mwifiex_adapter {
 566         struct mwifiex_private *priv[MWIFIEX_MAX_BSS_NUM];
 567         u8 priv_num;
 568         struct mwifiex_drv_mode *drv_mode;
 569         const struct firmware *firmware;
 570         char fw_name[32];
 571         struct device *dev;
 572         bool surprise_removed;
 573         u32 fw_release_number;
 574         u16 init_wait_q_woken;
 575         wait_queue_head_t init_wait_q;
 576         void *card;
 577         struct mwifiex_if_ops if_ops;
 578         atomic_t rx_pending;
 579         atomic_t tx_pending;
 580         atomic_t cmd_pending;
 581         struct workqueue_struct *workqueue;
 582         struct work_struct main_work;
 583         struct mwifiex_bss_prio_tbl bss_prio_tbl[MWIFIEX_MAX_BSS_NUM];
 584         /* spin lock for init/shutdown */
 585         spinlock_t mwifiex_lock;
 586         /* spin lock for main process */
 587         spinlock_t main_proc_lock;
 588         u32 mwifiex_processing;
 589         u16 max_tx_buf_size;
 590         u16 tx_buf_size;
 591         u16 curr_tx_buf_size;
 592         u32 ioport;
 593         enum MWIFIEX_HARDWARE_STATUS hw_status;
 594         u16 number_of_antenna;
 595         u32 fw_cap_info;
 596         /* spin lock for interrupt handling */
 597         spinlock_t int_lock;
 598         u8 int_status;
 599         u32 event_cause;
 600         struct sk_buff *event_skb;
 601         u8 upld_buf[MWIFIEX_UPLD_SIZE];
 602         u8 data_sent;
 603         u8 cmd_sent;
 604         u8 cmd_resp_received;
 605         u8 event_received;
 606         u8 data_received;
 607         u16 seq_num;
 608         struct cmd_ctrl_node *cmd_pool;
 609         struct cmd_ctrl_node *curr_cmd;
 610         /* spin lock for command */
 611         spinlock_t mwifiex_cmd_lock;
 612         u32 num_cmd_timeout;
 613         u16 last_init_cmd;
 614         struct timer_list cmd_timer;
 615         struct list_head cmd_free_q;
 616         /* spin lock for cmd_free_q */
 617         spinlock_t cmd_free_q_lock;
 618         struct list_head cmd_pending_q;
 619         /* spin lock for cmd_pending_q */
 620         spinlock_t cmd_pending_q_lock;
 621         struct list_head scan_pending_q;
 622         /* spin lock for scan_pending_q */
 623         spinlock_t scan_pending_q_lock;
 624         u32 scan_processing;
 625         u16 region_code;
 626         struct mwifiex_802_11d_domain_reg domain_reg;
 627         struct mwifiex_bssdescriptor *scan_table;
 628         u32 num_in_scan_table;
 629         u16 scan_probes;
 630         u32 scan_mode;
 631         u16 specific_scan_time;
 632         u16 active_scan_time;
 633         u16 passive_scan_time;
 634         u8 bcn_buf[MAX_SCAN_BEACON_BUFFER];
 635         u8 *bcn_buf_end;
 636         u8 fw_bands;
 637         u8 adhoc_start_band;
 638         u8 config_bands;
 639         struct mwifiex_chan_scan_param_set *scan_channels;
 640         u8 tx_lock_flag;
 641         struct mwifiex_sleep_params sleep_params;
 642         struct mwifiex_sleep_period sleep_period;
 643         u16 ps_mode;
 644         u32 ps_state;
 645         u8 need_to_wakeup;
 646         u16 multiple_dtim;
 647         u16 local_listen_interval;
 648         u16 null_pkt_interval;
 649         struct sk_buff *sleep_cfm;
 650         u16 bcn_miss_time_out;
 651         u16 adhoc_awake_period;
 652         u8 is_deep_sleep;
 653         u8 delay_null_pkt;
 654         u16 delay_to_ps;
 655         u16 enhanced_ps_mode;
 656         u8 pm_wakeup_card_req;
 657         u16 gen_null_pkt;
 658         u16 pps_uapsd_mode;
 659         u32 pm_wakeup_fw_try;
 660         u8 is_hs_configured;
 661         struct mwifiex_hs_config_param hs_cfg;
 662         u8 hs_activated;
 663         u16 hs_activate_wait_q_woken;
 664         wait_queue_head_t hs_activate_wait_q;
 665         bool is_suspended;
 666         u8 event_body[MAX_EVENT_SIZE];
 667         u32 hw_dot_11n_dev_cap;
 668         u8 hw_dev_mcs_support;
 669         u8 adhoc_11n_enabled;
 670         u8 chan_offset;
 671         struct mwifiex_dbg dbg;
 672         u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
 673         u32 arp_filter_size;
 674         u16 cmd_wait_q_required;
 675         struct mwifiex_wait_queue cmd_wait_q;
 676 };
 677
 678 int mwifiex_init_lock_list(struct mwifiex_adapter *adapter);
 679 void mwifiex_free_lock_list(struct mwifiex_adapter *adapter);
 680
 681 int mwifiex_init_fw(struct mwifiex_adapter *adapter);
 682
 683 int mwifiex_init_fw_complete(struct mwifiex_adapter *adapter);
 684
 685 int mwifiex_shutdown_drv(struct mwifiex_adapter *adapter);
 686
 687 int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter);
 688
 689 int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *);
 690
 691 int mwifiex_recv_packet(struct mwifiex_adapter *, struct sk_buff *skb);
 692
 693 int mwifiex_process_event(struct mwifiex_adapter *adapter);
 694
 695 int mwifiex_complete_cmd(struct mwifiex_adapter *adapter);
 696
 697 int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no,
 698                            u16 cmd_action, u32 cmd_oid, void *data_buf);
 699
 700 int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no,
 701                           u16 cmd_action, u32 cmd_oid, void *data_buf);
 702
 703 void mwifiex_cmd_timeout_func(unsigned long function_context);
 704
 705 int mwifiex_get_debug_info(struct mwifiex_private *,
 706                            struct mwifiex_debug_info *);
 707
 708 int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter);
 709 int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter);
 710 void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter);
 711 void mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter);
 712
 713 void mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter,
 714                                   struct cmd_ctrl_node *cmd_node);
 715
 716 void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
 717                                      struct cmd_ctrl_node *cmd_node,
 718                                      u32 addtail);
 719
 720 int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter);
 721 int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter);
 722 int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter,
 723                              struct sk_buff *skb);
 724 int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
 725                        struct mwifiex_tx_param *tx_param);
 726 int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags);
 727 int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
 728                                 struct sk_buff *skb, int status);
 729 int mwifiex_recv_packet_complete(struct mwifiex_adapter *,
 730                                  struct sk_buff *skb, int status);
 731 void mwifiex_clean_txrx(struct mwifiex_private *priv);
 732 u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv);
 733 void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter);
 734 void mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *, u8 *,
 735                                         u32);
 736 int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
 737                                struct host_cmd_ds_command *cmd,
 738                                u16 cmd_action, uint16_t ps_bitmap,
 739                                struct mwifiex_ds_auto_ds *auto_ds);
 740 int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
 741                                struct host_cmd_ds_command *resp,
 742                                struct mwifiex_ds_pm_cfg *pm_cfg);
 743 void mwifiex_process_hs_config(struct mwifiex_adapter *adapter);
 744 void mwifiex_hs_activated_event(struct mwifiex_private *priv,
 745                                         u8 activated);
 746 int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
 747                               struct host_cmd_ds_command *resp);
 748 int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter,
 749                               struct sk_buff *skb);
 750 int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
 751                             u16 cmd_action, u32 cmd_oid,
 752                             void *data_buf, void *cmd_buf);
 753 int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
 754                                 struct host_cmd_ds_command *resp);
 755 int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *,
 756                                   struct sk_buff *skb);
 757 int mwifiex_process_sta_event(struct mwifiex_private *);
 758 void *mwifiex_process_sta_txpd(struct mwifiex_private *, struct sk_buff *skb);
 759 int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta);
 760 int mwifiex_scan_networks(struct mwifiex_private *priv,
 761                           const struct mwifiex_user_scan_cfg *user_scan_in);
 762 int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd,
 763                             struct mwifiex_scan_cmd_config *scan_cfg);
 764 void mwifiex_queue_scan_cmd(struct mwifiex_private *priv,
 765                             struct cmd_ctrl_node *cmd_node);
 766 int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
 767                             struct host_cmd_ds_command *resp);
 768 s32 mwifiex_find_ssid_in_list(struct mwifiex_private *priv,
 769                                 struct mwifiex_802_11_ssid *ssid, u8 *bssid,
 770                                 u32 mode);
 771 s32 mwifiex_find_bssid_in_list(struct mwifiex_private *priv, u8 *bssid,
 772                                  u32 mode);
 773 int mwifiex_find_best_network(struct mwifiex_private *priv,
 774                               struct mwifiex_ssid_bssid *req_ssid_bssid);
 775 s32 mwifiex_ssid_cmp(struct mwifiex_802_11_ssid *ssid1,
 776                        struct mwifiex_802_11_ssid *ssid2);
 777 int mwifiex_associate(struct mwifiex_private *priv,
 778                       struct mwifiex_bssdescriptor *bss_desc);
 779 int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
 780                                  struct host_cmd_ds_command *cmd,
 781                                  struct mwifiex_bssdescriptor *bss_desc);
 782 int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
 783                                  struct host_cmd_ds_command *resp);
 784 void mwifiex_reset_connect_state(struct mwifiex_private *priv);
 785 void mwifiex_2040_coex_event(struct mwifiex_private *priv);
 786 u8 mwifiex_band_to_radio_type(u8 band);
 787 int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
 788 int mwifiex_adhoc_start(struct mwifiex_private *priv,
 789                         struct mwifiex_802_11_ssid *adhoc_ssid);
 790 int mwifiex_adhoc_join(struct mwifiex_private *priv,
 791                        struct mwifiex_bssdescriptor *bss_desc);
 792 int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
 793                                     struct host_cmd_ds_command *cmd,
 794                                     struct mwifiex_802_11_ssid *req_ssid);
 795 int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv,
 796                                    struct host_cmd_ds_command *cmd,
 797                                    struct mwifiex_bssdescriptor *bss_desc);
 798 int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
 799                               struct host_cmd_ds_command *resp);
 800 int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd);
 801 struct mwifiex_chan_freq_power *
 802                         mwifiex_get_cfp_by_band_and_channel_from_cfg80211(
 803                                                 struct mwifiex_private *priv,
 804                                                 u8 band, u16 channel);
 805 struct mwifiex_chan_freq_power *mwifiex_get_cfp_by_band_and_freq_from_cfg80211(
 806                                                 struct mwifiex_private *priv,
 807                                                 u8 band, u32 freq);
 808 u32 mwifiex_index_to_data_rate(u8 index, u8 ht_info);
 809 u32 mwifiex_find_freq_from_band_chan(u8, u8);
 810 int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
 811                                 u8 **buffer);
 812 u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
 813                                     u8 *rates);
 814 u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
 815 u8 mwifiex_data_rate_to_index(u32 rate);
 816 u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
 817 int mwifiex_get_rate_index(u16 *rateBitmap, int size);
 818 extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
 819 void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
 820 void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
 821 int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
 822                             struct host_cmd_ds_command *cmd);
 823 int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
 824                             struct host_cmd_ds_command *resp);
 825 int is_command_pending(struct mwifiex_adapter *adapter);
 826
 827 /*
 828  * This function checks if the queuing is RA based or not.
 829  */
 830 static inline u8
 831 mwifiex_queuing_ra_based(struct mwifiex_private *priv)
 832 {
 833         /*
 834          * Currently we assume if we are in Infra, then DA=RA. This might not be
 835          * true in the future
 836          */
 837         if ((priv->bss_mode == NL80211_IFTYPE_STATION) &&
 838             (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
 839                 return false;
 840
 841         return true;
 842 }
 843
 844 /*
 845  * This function copies rates.
 846  */
 847 static inline u32
 848 mwifiex_copy_rates(u8 *dest, u32 pos, u8 *src, int len)
 849 {
 850         int i;
 851
 852         for (i = 0; i < len && src[i]; i++, pos++) {
 853                 if (pos >= MWIFIEX_SUPPORTED_RATES)
 854                         break;
 855                 dest[pos] = src[i];
 856         }
 857
 858         return pos;
 859 }
 860
 861 /*
 862  * This function returns the correct private structure pointer based
 863  * upon the BSS type and BSS number.
 864  */
 865 static inline struct mwifiex_private *
 866 mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter,
 867                        u8 bss_num, u8 bss_type)
 868 {
 869         int i;
 870
 871         for (i = 0; i < adapter->priv_num; i++) {
 872                 if (adapter->priv[i]) {
 873                         if ((adapter->priv[i]->bss_num == bss_num)
 874                             && (adapter->priv[i]->bss_type == bss_type))
 875                                 break;
 876                 }
 877         }
 878         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
 879 }
 880
 881 /*
 882  * This function returns the first available private structure pointer
 883  * based upon the BSS role.
 884  */
 885 static inline struct mwifiex_private *
 886 mwifiex_get_priv(struct mwifiex_adapter *adapter,
 887                  enum mwifiex_bss_role bss_role)
 888 {
 889         int i;
 890
 891         for (i = 0; i < adapter->priv_num; i++) {
 892                 if (adapter->priv[i]) {
 893                         if (bss_role == MWIFIEX_BSS_ROLE_ANY ||
 894                             GET_BSS_ROLE(adapter->priv[i]) == bss_role)
 895                                 break;
 896                 }
 897         }
 898
 899         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
 900 }
 901
 902 /*
 903  * This function returns the driver private structure of a network device.
 904  */
 905 static inline struct mwifiex_private *
 906 mwifiex_netdev_get_priv(struct net_device *dev)
 907 {
 908         return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev));
 909 }
 910
 911 struct mwifiex_private *mwifiex_bss_index_to_priv(struct mwifiex_adapter
 912                                                 *adapter, u8 bss_index);
 913 int mwifiex_init_shutdown_fw(struct mwifiex_private *priv,
 914                              u32 func_init_shutdown);
 915 int mwifiex_add_card(void *, struct semaphore *, struct mwifiex_if_ops *);
 916 int mwifiex_remove_card(struct mwifiex_adapter *, struct semaphore *);
 917
 918 void mwifiex_get_version(struct mwifiex_adapter *adapter, char *version,
 919                          int maxlen);
 920 int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
 921                         struct mwifiex_multicast_list *mcast_list);
 922 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
 923                             struct net_device *dev);
 924 int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter);
 925 int mwifiex_bss_start(struct mwifiex_private *priv,
 926                       struct mwifiex_ssid_bssid *ssid_bssid);
 927 int mwifiex_set_hs_params(struct mwifiex_private *priv,
 928                               u16 action, int cmd_type,
 929                               struct mwifiex_ds_hs_cfg *hscfg);
 930 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
 931 int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
 932 int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
 933 int mwifiex_get_signal_info(struct mwifiex_private *priv,
 934                             struct mwifiex_ds_get_signal *signal);
 935 int mwifiex_drv_get_data_rate(struct mwifiex_private *priv,
 936                               struct mwifiex_rate_cfg *rate);
 937 int mwifiex_find_best_bss(struct mwifiex_private *priv,
 938                           struct mwifiex_ssid_bssid *ssid_bssid);
 939 int mwifiex_request_scan(struct mwifiex_private *priv,
 940                          struct mwifiex_802_11_ssid *req_ssid);
 941 int mwifiex_set_user_scan_ioctl(struct mwifiex_private *priv,
 942                                 struct mwifiex_user_scan_cfg *scan_req);
 943 int mwifiex_change_adhoc_chan(struct mwifiex_private *priv, int channel);
 944 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
 945
 946 int mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, int channel);
 947
 948 int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key,
 949                        int key_len, u8 key_index, int disable);
 950
 951 int mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len);
 952
 953 int mwifiex_get_ver_ext(struct mwifiex_private *priv);
 954
 955 int mwifiex_get_stats_info(struct mwifiex_private *priv,
 956                            struct mwifiex_ds_get_stats *log);
 957
 958 int mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
 959                       u32 reg_offset, u32 reg_value);
 960
 961 int mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
 962                      u32 reg_offset, u32 *value);
 963
 964 int mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
 965                         u8 *value);
 966
 967 int mwifiex_set_11n_httx_cfg(struct mwifiex_private *priv, int data);
 968
 969 int mwifiex_get_11n_httx_cfg(struct mwifiex_private *priv, int *data);
 970
 971 int mwifiex_set_tx_rate_cfg(struct mwifiex_private *priv, int tx_rate_index);
 972
 973 int mwifiex_get_tx_rate_cfg(struct mwifiex_private *priv, int *tx_rate_index);
 974
 975 int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode);
 976
 977 int mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter,
 978                                    char *version, int max_len);
 979
 980 int mwifiex_set_tx_power(struct mwifiex_private *priv,
 981                          struct mwifiex_power_cfg *power_cfg);
 982
 983 int mwifiex_main_process(struct mwifiex_adapter *);
 984
 985 int mwifiex_bss_set_channel(struct mwifiex_private *,
 986                             struct mwifiex_chan_freq_power *cfp);
 987 int mwifiex_bss_ioctl_find_bss(struct mwifiex_private *,
 988                                struct mwifiex_ssid_bssid *);
 989 int mwifiex_set_radio_band_cfg(struct mwifiex_private *,
 990                          struct mwifiex_ds_band_cfg *);
 991 int mwifiex_get_bss_info(struct mwifiex_private *,
 992                          struct mwifiex_bss_info *);
 993
 994 #ifdef CONFIG_DEBUG_FS
 995 void mwifiex_debugfs_init(void);
 996 void mwifiex_debugfs_remove(void);
 997
 998 void mwifiex_dev_debugfs_init(struct mwifiex_private *priv);
 999 void mwifiex_dev_debugfs_remove(struct mwifiex_private *priv);
1000 #endif
1001 #endif /* !_MWIFIEX_MAIN_H_ */