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 #include "pcie.h"
  41
  42 extern const char driver_version[];
  43
  44 enum {
  45         MWIFIEX_ASYNC_CMD,
  46         MWIFIEX_SYNC_CMD
  47 };
  48
  49 #define MWIFIEX_MAX_AP                          64
  50
  51 #define MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT        (5 * HZ)
  52
  53 #define MWIFIEX_TIMER_10S                       10000
  54 #define MWIFIEX_TIMER_1S                        1000
  55
  56 #define MAX_TX_PENDING      100
  57 #define LOW_TX_PENDING      80
  58
  59 #define MWIFIEX_UPLD_SIZE               (2312)
  60
  61 #define MAX_EVENT_SIZE                  1024
  62
  63 #define ARP_FILTER_MAX_BUF_SIZE         68
  64
  65 #define MWIFIEX_KEY_BUFFER_SIZE                 16
  66 #define MWIFIEX_DEFAULT_LISTEN_INTERVAL 10
  67 #define MWIFIEX_MAX_REGION_CODE         7
  68
  69 #define DEFAULT_BCN_AVG_FACTOR          8
  70 #define DEFAULT_DATA_AVG_FACTOR         8
  71
  72 #define FIRST_VALID_CHANNEL                             0xff
  73 #define DEFAULT_AD_HOC_CHANNEL                  6
  74 #define DEFAULT_AD_HOC_CHANNEL_A                36
  75
  76 #define DEFAULT_BCN_MISS_TIMEOUT                5
  77
  78 #define MAX_SCAN_BEACON_BUFFER                  8000
  79
  80 #define SCAN_BEACON_ENTRY_PAD                   6
  81
  82 #define MWIFIEX_PASSIVE_SCAN_CHAN_TIME  200
  83 #define MWIFIEX_ACTIVE_SCAN_CHAN_TIME   200
  84 #define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 110
  85
  86 #define SCAN_RSSI(RSSI)                                 (0x100 - ((u8)(RSSI)))
  87
  88 #define MWIFIEX_MAX_TOTAL_SCAN_TIME     (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)
  89
  90 #define RSN_GTK_OUI_OFFSET                              2
  91
  92 #define MWIFIEX_OUI_NOT_PRESENT                 0
  93 #define MWIFIEX_OUI_PRESENT                             1
  94
  95 /*
  96  * Do not check for data_received for USB, as data_received
  97  * is handled in mwifiex_usb_recv for USB
  98  */
  99 #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
 100                                 adapter->event_received || \
 101                                 ((adapter->iface_type != MWIFIEX_USB) && \
 102                                 adapter->data_received) || \
 103                                 ((adapter->iface_type == MWIFIEX_USB) && \
 104                                 !skb_queue_empty(&adapter->usb_rx_data_q)))
 105
 106 #define MWIFIEX_TYPE_CMD                                1
 107 #define MWIFIEX_TYPE_DATA                               0
 108 #define MWIFIEX_TYPE_EVENT                              3
 109
 110 #define DBG_CMD_NUM                                             5
 111
 112 #define MAX_BITMAP_RATES_SIZE                   10
 113
 114 #define MAX_CHANNEL_BAND_BG     14
 115
 116 #define MAX_FREQUENCY_BAND_BG   2484
 117
 118 #define MWIFIEX_EVENT_HEADER_LEN           4
 119 #define MWIFIEX_UAP_EVENT_EXTRA_HEADER     2
 120
 121 #define MWIFIEX_TYPE_LEN                        4
 122 #define MWIFIEX_USB_TYPE_CMD                    0xF00DFACE
 123 #define MWIFIEX_USB_TYPE_DATA                   0xBEADC0DE
 124 #define MWIFIEX_USB_TYPE_EVENT                  0xBEEFFACE
 125
 126 struct mwifiex_dbg {
 127         u32 num_cmd_host_to_card_failure;
 128         u32 num_cmd_sleep_cfm_host_to_card_failure;
 129         u32 num_tx_host_to_card_failure;
 130         u32 num_event_deauth;
 131         u32 num_event_disassoc;
 132         u32 num_event_link_lost;
 133         u32 num_cmd_deauth;
 134         u32 num_cmd_assoc_success;
 135         u32 num_cmd_assoc_failure;
 136         u32 num_tx_timeout;
 137         u32 num_cmd_timeout;
 138         u16 timeout_cmd_id;
 139         u16 timeout_cmd_act;
 140         u16 last_cmd_id[DBG_CMD_NUM];
 141         u16 last_cmd_act[DBG_CMD_NUM];
 142         u16 last_cmd_index;
 143         u16 last_cmd_resp_id[DBG_CMD_NUM];
 144         u16 last_cmd_resp_index;
 145         u16 last_event[DBG_CMD_NUM];
 146         u16 last_event_index;
 147 };
 148
 149 enum MWIFIEX_HARDWARE_STATUS {
 150         MWIFIEX_HW_STATUS_READY,
 151         MWIFIEX_HW_STATUS_INITIALIZING,
 152         MWIFIEX_HW_STATUS_FW_READY,
 153         MWIFIEX_HW_STATUS_INIT_DONE,
 154         MWIFIEX_HW_STATUS_RESET,
 155         MWIFIEX_HW_STATUS_CLOSING,
 156         MWIFIEX_HW_STATUS_NOT_READY
 157 };
 158
 159 enum MWIFIEX_802_11_POWER_MODE {
 160         MWIFIEX_802_11_POWER_MODE_CAM,
 161         MWIFIEX_802_11_POWER_MODE_PSP
 162 };
 163
 164 struct mwifiex_tx_param {
 165         u32 next_pkt_len;
 166 };
 167
 168 enum MWIFIEX_PS_STATE {
 169         PS_STATE_AWAKE,
 170         PS_STATE_PRE_SLEEP,
 171         PS_STATE_SLEEP_CFM,
 172         PS_STATE_SLEEP
 173 };
 174
 175 enum mwifiex_iface_type {
 176         MWIFIEX_SDIO,
 177         MWIFIEX_PCIE,
 178         MWIFIEX_USB
 179 };
 180
 181 struct mwifiex_add_ba_param {
 182         u32 tx_win_size;
 183         u32 rx_win_size;
 184         u32 timeout;
 185 };
 186
 187 struct mwifiex_tx_aggr {
 188         u8 ampdu_user;
 189         u8 ampdu_ap;
 190         u8 amsdu;
 191 };
 192
 193 struct mwifiex_ra_list_tbl {
 194         struct list_head list;
 195         struct sk_buff_head skb_head;
 196         u8 ra[ETH_ALEN];
 197         u32 total_pkts_size;
 198         u32 is_11n_enabled;
 199 };
 200
 201 struct mwifiex_tid_tbl {
 202         struct list_head ra_list;
 203         /* spin lock for tid table */
 204         spinlock_t tid_tbl_lock;
 205         struct mwifiex_ra_list_tbl *ra_list_curr;
 206 };
 207
 208 #define WMM_HIGHEST_PRIORITY            7
 209 #define HIGH_PRIO_TID                           7
 210 #define LOW_PRIO_TID                            0
 211 #define NO_PKT_PRIO_TID                         (-1)
 212
 213 struct mwifiex_wmm_desc {
 214         struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
 215         u32 packets_out[MAX_NUM_TID];
 216         /* spin lock to protect ra_list */
 217         spinlock_t ra_list_spinlock;
 218         struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS];
 219         enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_NUM_ACS];
 220         u32 drv_pkt_delay_max;
 221         u8 queue_priority[IEEE80211_NUM_ACS];
 222         u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1];     /* UP: 0 to 7 */
 223         /* Number of transmit packets queued */
 224         atomic_t tx_pkts_queued;
 225         /* Tracks highest priority with a packet queued */
 226         atomic_t highest_queued_prio;
 227 };
 228
 229 struct mwifiex_802_11_security {
 230         u8 wpa_enabled;
 231         u8 wpa2_enabled;
 232         u8 wapi_enabled;
 233         u8 wapi_key_on;
 234         u8 wep_enabled;
 235         u32 authentication_mode;
 236         u8 is_authtype_auto;
 237         u32 encryption_mode;
 238 };
 239
 240 struct ieee_types_header {
 241         u8 element_id;
 242         u8 len;
 243 } __packed;
 244
 245 #define MWIFIEX_SUPPORTED_RATES                 14
 246
 247 #define MWIFIEX_SUPPORTED_RATES_EXT             32
 248
 249 struct ieee_types_vendor_specific {
 250         struct ieee_types_vendor_header vend_hdr;
 251         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)];
 252 } __packed;
 253
 254 struct ieee_types_generic {
 255         struct ieee_types_header ieee_hdr;
 256         u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)];
 257 } __packed;
 258
 259 struct mwifiex_bssdescriptor {
 260         u8 mac_address[ETH_ALEN];
 261         struct cfg80211_ssid ssid;
 262         u32 privacy;
 263         s32 rssi;
 264         u32 channel;
 265         u32 freq;
 266         u16 beacon_period;
 267         u8 erp_flags;
 268         u32 bss_mode;
 269         u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
 270         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 271         /* Network band.
 272          * BAND_B(0x01): 'b' band
 273          * BAND_G(0x02): 'g' band
 274          * BAND_A(0X04): 'a' band
 275          */
 276         u16 bss_band;
 277         u64 fw_tsf;
 278         u64 timestamp;
 279         union ieee_types_phy_param_set phy_param_set;
 280         union ieee_types_ss_param_set ss_param_set;
 281         u16 cap_info_bitmap;
 282         struct ieee_types_wmm_parameter wmm_ie;
 283         u8  disable_11n;
 284         struct ieee80211_ht_cap *bcn_ht_cap;
 285         u16 ht_cap_offset;
 286         struct ieee80211_ht_operation *bcn_ht_oper;
 287         u16 ht_info_offset;
 288         u8 *bcn_bss_co_2040;
 289         u16 bss_co_2040_offset;
 290         u8 *bcn_ext_cap;
 291         u16 ext_cap_offset;
 292         struct ieee_types_vendor_specific *bcn_wpa_ie;
 293         u16 wpa_offset;
 294         struct ieee_types_generic *bcn_rsn_ie;
 295         u16 rsn_offset;
 296         struct ieee_types_generic *bcn_wapi_ie;
 297         u16 wapi_offset;
 298         u8 *beacon_buf;
 299         u32 beacon_buf_size;
 300 };
 301
 302 struct mwifiex_current_bss_params {
 303         struct mwifiex_bssdescriptor bss_descriptor;
 304         u8 wmm_enabled;
 305         u8 wmm_uapsd_enabled;
 306         u8 band;
 307         u32 num_of_rates;
 308         u8 data_rates[MWIFIEX_SUPPORTED_RATES];
 309 };
 310
 311 struct mwifiex_sleep_params {
 312         u16 sp_error;
 313         u16 sp_offset;
 314         u16 sp_stable_time;
 315         u8 sp_cal_control;
 316         u8 sp_ext_sleep_clk;
 317         u16 sp_reserved;
 318 };
 319
 320 struct mwifiex_sleep_period {
 321         u16 period;
 322         u16 reserved;
 323 };
 324
 325 struct mwifiex_wep_key {
 326         u32 length;
 327         u32 key_index;
 328         u32 key_length;
 329         u8 key_material[MWIFIEX_KEY_BUFFER_SIZE];
 330 };
 331
 332 #define MAX_REGION_CHANNEL_NUM  2
 333
 334 struct mwifiex_chan_freq_power {
 335         u16 channel;
 336         u32 freq;
 337         u16 max_tx_power;
 338         u8 unsupported;
 339 };
 340
 341 enum state_11d_t {
 342         DISABLE_11D = 0,
 343         ENABLE_11D = 1,
 344 };
 345
 346 #define MWIFIEX_MAX_TRIPLET_802_11D             83
 347
 348 struct mwifiex_802_11d_domain_reg {
 349         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 350         u8 no_of_triplet;
 351         struct ieee80211_country_ie_triplet
 352                 triplet[MWIFIEX_MAX_TRIPLET_802_11D];
 353 };
 354
 355 struct mwifiex_vendor_spec_cfg_ie {
 356         u16 mask;
 357         u16 flag;
 358         u8 ie[MWIFIEX_MAX_VSIE_LEN];
 359 };
 360
 361 struct wps {
 362         u8 session_enable;
 363 };
 364
 365 struct mwifiex_adapter;
 366 struct mwifiex_private;
 367
 368 struct mwifiex_private {
 369         struct mwifiex_adapter *adapter;
 370         u8 bss_type;
 371         u8 bss_role;
 372         u8 bss_priority;
 373         u8 bss_num;
 374         u8 bss_started;
 375         u8 frame_type;
 376         u8 curr_addr[ETH_ALEN];
 377         u8 media_connected;
 378         u32 num_tx_timeout;
 379         struct net_device *netdev;
 380         struct net_device_stats stats;
 381         u16 curr_pkt_filter;
 382         u32 bss_mode;
 383         u32 pkt_tx_ctrl;
 384         u16 tx_power_level;
 385         u8 max_tx_power_level;
 386         u8 min_tx_power_level;
 387         u8 tx_rate;
 388         u8 tx_htinfo;
 389         u8 rxpd_htinfo;
 390         u8 rxpd_rate;
 391         u16 rate_bitmap;
 392         u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
 393         u32 data_rate;
 394         u8 is_data_rate_auto;
 395         u16 bcn_avg_factor;
 396         u16 data_avg_factor;
 397         s16 data_rssi_last;
 398         s16 data_nf_last;
 399         s16 data_rssi_avg;
 400         s16 data_nf_avg;
 401         s16 bcn_rssi_last;
 402         s16 bcn_nf_last;
 403         s16 bcn_rssi_avg;
 404         s16 bcn_nf_avg;
 405         struct mwifiex_bssdescriptor *attempted_bss_desc;
 406         struct cfg80211_ssid prev_ssid;
 407         u8 prev_bssid[ETH_ALEN];
 408         struct mwifiex_current_bss_params curr_bss_params;
 409         u16 beacon_period;
 410         u8 dtim_period;
 411         u16 listen_interval;
 412         u16 atim_window;
 413         u8 adhoc_channel;
 414         u8 adhoc_is_link_sensed;
 415         u8 adhoc_state;
 416         struct mwifiex_802_11_security sec_info;
 417         struct mwifiex_wep_key wep_key[NUM_WEP_KEYS];
 418         u16 wep_key_curr_index;
 419         u8 wpa_ie[256];
 420         u8 wpa_ie_len;
 421         u8 wpa_is_gtk_set;
 422         struct host_cmd_ds_802_11_key_material aes_key;
 423         u8 wapi_ie[256];
 424         u8 wapi_ie_len;
 425         u8 *wps_ie;
 426         u8 wps_ie_len;
 427         u8 wmm_required;
 428         u8 wmm_enabled;
 429         u8 wmm_qosinfo;
 430         struct mwifiex_wmm_desc wmm;
 431         struct list_head tx_ba_stream_tbl_ptr;
 432         /* spin lock for tx_ba_stream_tbl_ptr queue */
 433         spinlock_t tx_ba_stream_tbl_lock;
 434         struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID];
 435         struct mwifiex_add_ba_param add_ba_param;
 436         u16 rx_seq[MAX_NUM_TID];
 437         struct list_head rx_reorder_tbl_ptr;
 438         /* spin lock for rx_reorder_tbl_ptr queue */
 439         spinlock_t rx_reorder_tbl_lock;
 440         /* spin lock for Rx packets */
 441         spinlock_t rx_pkt_lock;
 442
 443 #define MWIFIEX_ASSOC_RSP_BUF_SIZE  500
 444         u8 assoc_rsp_buf[MWIFIEX_ASSOC_RSP_BUF_SIZE];
 445         u32 assoc_rsp_size;
 446
 447 #define MWIFIEX_GENIE_BUF_SIZE      256
 448         u8 gen_ie_buf[MWIFIEX_GENIE_BUF_SIZE];
 449         u8 gen_ie_buf_len;
 450
 451         struct mwifiex_vendor_spec_cfg_ie vs_ie[MWIFIEX_MAX_VSIE_NUM];
 452
 453 #define MWIFIEX_ASSOC_TLV_BUF_SIZE  256
 454         u8 assoc_tlv_buf[MWIFIEX_ASSOC_TLV_BUF_SIZE];
 455         u8 assoc_tlv_buf_len;
 456
 457         u8 *curr_bcn_buf;
 458         u32 curr_bcn_size;
 459         /* spin lock for beacon buffer */
 460         spinlock_t curr_bcn_buf_lock;
 461         struct wireless_dev *wdev;
 462         struct mwifiex_chan_freq_power cfp;
 463         char version_str[128];
 464 #ifdef CONFIG_DEBUG_FS
 465         struct dentry *dfs_dev_dir;
 466 #endif
 467         u8 nick_name[16];
 468         u16 current_key_index;
 469         struct semaphore async_sem;
 470         u8 scan_pending_on_block;
 471         u8 report_scan_result;
 472         struct cfg80211_scan_request *scan_request;
 473         struct mwifiex_user_scan_cfg *user_scan_cfg;
 474         u8 cfg_bssid[6];
 475         struct wps wps;
 476         u8 scan_block;
 477         s32 cqm_rssi_thold;
 478         u32 cqm_rssi_hyst;
 479         u8 subsc_evt_rssi_state;
 480 };
 481
 482 enum mwifiex_ba_status {
 483         BA_SETUP_NONE = 0,
 484         BA_SETUP_INPROGRESS,
 485         BA_SETUP_COMPLETE
 486 };
 487
 488 struct mwifiex_tx_ba_stream_tbl {
 489         struct list_head list;
 490         int tid;
 491         u8 ra[ETH_ALEN];
 492         enum mwifiex_ba_status ba_status;
 493 };
 494
 495 struct mwifiex_rx_reorder_tbl;
 496
 497 struct reorder_tmr_cnxt {
 498         struct timer_list timer;
 499         struct mwifiex_rx_reorder_tbl *ptr;
 500         struct mwifiex_private *priv;
 501 };
 502
 503 struct mwifiex_rx_reorder_tbl {
 504         struct list_head list;
 505         int tid;
 506         u8 ta[ETH_ALEN];
 507         int start_win;
 508         int win_size;
 509         void **rx_reorder_ptr;
 510         struct reorder_tmr_cnxt timer_context;
 511 };
 512
 513 struct mwifiex_bss_prio_node {
 514         struct list_head list;
 515         struct mwifiex_private *priv;
 516 };
 517
 518 struct mwifiex_bss_prio_tbl {
 519         struct list_head bss_prio_head;
 520         /* spin lock for bss priority  */
 521         spinlock_t bss_prio_lock;
 522         struct mwifiex_bss_prio_node *bss_prio_cur;
 523 };
 524
 525 struct cmd_ctrl_node {
 526         struct list_head list;
 527         struct mwifiex_private *priv;
 528         u32 cmd_oid;
 529         u32 cmd_flag;
 530         struct sk_buff *cmd_skb;
 531         struct sk_buff *resp_skb;
 532         void *data_buf;
 533         u32 wait_q_enabled;
 534         struct sk_buff *skb;
 535         u8 *condition;
 536         u8 cmd_wait_q_woken;
 537 };
 538
 539 struct mwifiex_bss_priv {
 540         u8 band;
 541         u64 fw_tsf;
 542 };
 543
 544 struct mwifiex_if_ops {
 545         int (*init_if) (struct mwifiex_adapter *);
 546         void (*cleanup_if) (struct mwifiex_adapter *);
 547         int (*check_fw_status) (struct mwifiex_adapter *, u32);
 548         int (*prog_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 549         int (*register_dev) (struct mwifiex_adapter *);
 550         void (*unregister_dev) (struct mwifiex_adapter *);
 551         int (*enable_int) (struct mwifiex_adapter *);
 552         int (*process_int_status) (struct mwifiex_adapter *);
 553         int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *,
 554                              struct mwifiex_tx_param *);
 555         int (*wakeup) (struct mwifiex_adapter *);
 556         int (*wakeup_complete) (struct mwifiex_adapter *);
 557
 558         /* Interface specific functions */
 559         void (*update_mp_end_port) (struct mwifiex_adapter *, u16);
 560         void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
 561         int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *);
 562         int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *);
 563         int (*data_complete) (struct mwifiex_adapter *, struct sk_buff *);
 564         int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 565 };
 566
 567 struct mwifiex_adapter {
 568         u8 iface_type;
 569         struct mwifiex_private *priv[MWIFIEX_MAX_BSS_NUM];
 570         u8 priv_num;
 571         const struct firmware *firmware;
 572         char fw_name[32];
 573         int winner;
 574         struct device *dev;
 575         struct wiphy *wiphy;
 576         bool surprise_removed;
 577         u32 fw_release_number;
 578         u16 init_wait_q_woken;
 579         wait_queue_head_t init_wait_q;
 580         void *card;
 581         struct mwifiex_if_ops if_ops;
 582         atomic_t rx_pending;
 583         atomic_t tx_pending;
 584         atomic_t cmd_pending;
 585         struct workqueue_struct *workqueue;
 586         struct work_struct main_work;
 587         struct mwifiex_bss_prio_tbl bss_prio_tbl[MWIFIEX_MAX_BSS_NUM];
 588         /* spin lock for init/shutdown */
 589         spinlock_t mwifiex_lock;
 590         /* spin lock for main process */
 591         spinlock_t main_proc_lock;
 592         u32 mwifiex_processing;
 593         u16 max_tx_buf_size;
 594         u16 tx_buf_size;
 595         u16 curr_tx_buf_size;
 596         u32 ioport;
 597         enum MWIFIEX_HARDWARE_STATUS hw_status;
 598         u16 number_of_antenna;
 599         u32 fw_cap_info;
 600         /* spin lock for interrupt handling */
 601         spinlock_t int_lock;
 602         u8 int_status;
 603         u32 event_cause;
 604         struct sk_buff *event_skb;
 605         u8 upld_buf[MWIFIEX_UPLD_SIZE];
 606         u8 data_sent;
 607         u8 cmd_sent;
 608         u8 cmd_resp_received;
 609         u8 event_received;
 610         u8 data_received;
 611         u16 seq_num;
 612         struct cmd_ctrl_node *cmd_pool;
 613         struct cmd_ctrl_node *curr_cmd;
 614         /* spin lock for command */
 615         spinlock_t mwifiex_cmd_lock;
 616         u32 num_cmd_timeout;
 617         u16 last_init_cmd;
 618         struct timer_list cmd_timer;
 619         struct list_head cmd_free_q;
 620         /* spin lock for cmd_free_q */
 621         spinlock_t cmd_free_q_lock;
 622         struct list_head cmd_pending_q;
 623         /* spin lock for cmd_pending_q */
 624         spinlock_t cmd_pending_q_lock;
 625         struct list_head scan_pending_q;
 626         /* spin lock for scan_pending_q */
 627         spinlock_t scan_pending_q_lock;
 628         struct sk_buff_head usb_rx_data_q;
 629         u32 scan_processing;
 630         u16 region_code;
 631         struct mwifiex_802_11d_domain_reg domain_reg;
 632         u16 scan_probes;
 633         u32 scan_mode;
 634         u16 specific_scan_time;
 635         u16 active_scan_time;
 636         u16 passive_scan_time;
 637         u8 fw_bands;
 638         u8 adhoc_start_band;
 639         u8 config_bands;
 640         struct mwifiex_chan_scan_param_set *scan_channels;
 641         u8 tx_lock_flag;
 642         struct mwifiex_sleep_params sleep_params;
 643         struct mwifiex_sleep_period sleep_period;
 644         u16 ps_mode;
 645         u32 ps_state;
 646         u8 need_to_wakeup;
 647         u16 multiple_dtim;
 648         u16 local_listen_interval;
 649         u16 null_pkt_interval;
 650         struct sk_buff *sleep_cfm;
 651         u16 bcn_miss_time_out;
 652         u16 adhoc_awake_period;
 653         u8 is_deep_sleep;
 654         u8 delay_null_pkt;
 655         u16 delay_to_ps;
 656         u16 enhanced_ps_mode;
 657         u8 pm_wakeup_card_req;
 658         u16 gen_null_pkt;
 659         u16 pps_uapsd_mode;
 660         u32 pm_wakeup_fw_try;
 661         u8 is_hs_configured;
 662         struct mwifiex_hs_config_param hs_cfg;
 663         u8 hs_activated;
 664         u16 hs_activate_wait_q_woken;
 665         wait_queue_head_t hs_activate_wait_q;
 666         bool is_suspended;
 667         u8 event_body[MAX_EVENT_SIZE];
 668         u32 hw_dot_11n_dev_cap;
 669         u8 hw_dev_mcs_support;
 670         u8 adhoc_11n_enabled;
 671         u8 sec_chan_offset;
 672         enum nl80211_channel_type channel_type;
 673         struct mwifiex_dbg dbg;
 674         u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
 675         u32 arp_filter_size;
 676         u16 cmd_wait_q_required;
 677         struct mwifiex_wait_queue cmd_wait_q;
 678         u8 scan_wait_q_woken;
 679         struct cmd_ctrl_node *cmd_queued;
 680         spinlock_t queue_lock;          /* lock for tx queues */
 681         struct completion fw_load;
 682         u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 683 };
 684
 685 int mwifiex_init_lock_list(struct mwifiex_adapter *adapter);
 686
 687 void mwifiex_set_trans_start(struct net_device *dev);
 688
 689 void mwifiex_stop_net_dev_queue(struct net_device *netdev,
 690                 struct mwifiex_adapter *adapter);
 691
 692 void mwifiex_wake_up_net_dev_queue(struct net_device *netdev,
 693                 struct mwifiex_adapter *adapter);
 694
 695 int mwifiex_init_fw(struct mwifiex_adapter *adapter);
 696
 697 int mwifiex_init_fw_complete(struct mwifiex_adapter *adapter);
 698
 699 int mwifiex_shutdown_drv(struct mwifiex_adapter *adapter);
 700
 701 int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter);
 702
 703 int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *);
 704
 705 int mwifiex_recv_packet(struct mwifiex_adapter *, struct sk_buff *skb);
 706
 707 int mwifiex_process_event(struct mwifiex_adapter *adapter);
 708
 709 int mwifiex_complete_cmd(struct mwifiex_adapter *adapter,
 710                          struct cmd_ctrl_node *cmd_node);
 711
 712 int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no,
 713                            u16 cmd_action, u32 cmd_oid, void *data_buf);
 714
 715 int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no,
 716                           u16 cmd_action, u32 cmd_oid, void *data_buf);
 717
 718 void mwifiex_cmd_timeout_func(unsigned long function_context);
 719
 720 int mwifiex_get_debug_info(struct mwifiex_private *,
 721                            struct mwifiex_debug_info *);
 722
 723 int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter);
 724 int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter);
 725 void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter);
 726 void mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter);
 727
 728 void mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter,
 729                                   struct cmd_ctrl_node *cmd_node);
 730
 731 void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
 732                                      struct cmd_ctrl_node *cmd_node,
 733                                      u32 addtail);
 734
 735 int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter);
 736 int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter);
 737 int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter,
 738                              struct sk_buff *skb);
 739 int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
 740                        struct mwifiex_tx_param *tx_param);
 741 int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags);
 742 int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
 743                                 struct sk_buff *skb, int status);
 744 void mwifiex_clean_txrx(struct mwifiex_private *priv);
 745 u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv);
 746 void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter);
 747 void mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *, u8 *,
 748                                         u32);
 749 int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
 750                                struct host_cmd_ds_command *cmd,
 751                                u16 cmd_action, uint16_t ps_bitmap,
 752                                struct mwifiex_ds_auto_ds *auto_ds);
 753 int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
 754                                struct host_cmd_ds_command *resp,
 755                                struct mwifiex_ds_pm_cfg *pm_cfg);
 756 void mwifiex_process_hs_config(struct mwifiex_adapter *adapter);
 757 void mwifiex_hs_activated_event(struct mwifiex_private *priv,
 758                                         u8 activated);
 759 int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
 760                               struct host_cmd_ds_command *resp);
 761 int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter,
 762                               struct sk_buff *skb);
 763 int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
 764                             u16 cmd_action, u32 cmd_oid,
 765                             void *data_buf, void *cmd_buf);
 766 int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
 767                             u16 cmd_action, u32 cmd_oid,
 768                             void *data_buf, void *cmd_buf);
 769 int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
 770                                 struct host_cmd_ds_command *resp);
 771 int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *,
 772                                   struct sk_buff *skb);
 773 int mwifiex_process_sta_event(struct mwifiex_private *);
 774 void *mwifiex_process_sta_txpd(struct mwifiex_private *, struct sk_buff *skb);
 775 int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta);
 776 int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd,
 777                             struct mwifiex_scan_cmd_config *scan_cfg);
 778 void mwifiex_queue_scan_cmd(struct mwifiex_private *priv,
 779                             struct cmd_ctrl_node *cmd_node);
 780 int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
 781                             struct host_cmd_ds_command *resp);
 782 s32 mwifiex_ssid_cmp(struct cfg80211_ssid *ssid1, struct cfg80211_ssid *ssid2);
 783 int mwifiex_associate(struct mwifiex_private *priv,
 784                       struct mwifiex_bssdescriptor *bss_desc);
 785 int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
 786                                  struct host_cmd_ds_command *cmd,
 787                                  struct mwifiex_bssdescriptor *bss_desc);
 788 int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
 789                                  struct host_cmd_ds_command *resp);
 790 void mwifiex_reset_connect_state(struct mwifiex_private *priv);
 791 u8 mwifiex_band_to_radio_type(u8 band);
 792 int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
 793 int mwifiex_adhoc_start(struct mwifiex_private *priv,
 794                         struct cfg80211_ssid *adhoc_ssid);
 795 int mwifiex_adhoc_join(struct mwifiex_private *priv,
 796                        struct mwifiex_bssdescriptor *bss_desc);
 797 int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
 798                                     struct host_cmd_ds_command *cmd,
 799                                     struct cfg80211_ssid *req_ssid);
 800 int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv,
 801                                    struct host_cmd_ds_command *cmd,
 802                                    struct mwifiex_bssdescriptor *bss_desc);
 803 int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
 804                               struct host_cmd_ds_command *resp);
 805 int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd);
 806 struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv,
 807                                                 u8 band, u16 channel, u32 freq);
 808 u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, u8 index,
 809                                                         u8 ht_info);
 810 u32 mwifiex_find_freq_from_band_chan(u8, u8);
 811 int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
 812                                 u8 **buffer);
 813 u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
 814                                     u8 *rates);
 815 u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
 816 u8 mwifiex_data_rate_to_index(u32 rate);
 817 u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
 818 int mwifiex_get_rate_index(u16 *rateBitmap, int size);
 819 extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
 820 void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
 821 void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
 822 int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
 823                             struct host_cmd_ds_command *cmd);
 824 int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
 825                             struct host_cmd_ds_command *resp);
 826 int is_command_pending(struct mwifiex_adapter *adapter);
 827 void mwifiex_init_priv_params(struct mwifiex_private *priv,
 828                                                 struct net_device *dev);
 829
 830 /*
 831  * This function checks if the queuing is RA based or not.
 832  */
 833 static inline u8
 834 mwifiex_queuing_ra_based(struct mwifiex_private *priv)
 835 {
 836         /*
 837          * Currently we assume if we are in Infra, then DA=RA. This might not be
 838          * true in the future
 839          */
 840         if ((priv->bss_mode == NL80211_IFTYPE_STATION) &&
 841             (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
 842                 return false;
 843
 844         return true;
 845 }
 846
 847 /*
 848  * This function copies rates.
 849  */
 850 static inline u32
 851 mwifiex_copy_rates(u8 *dest, u32 pos, u8 *src, int len)
 852 {
 853         int i;
 854
 855         for (i = 0; i < len && src[i]; i++, pos++) {
 856                 if (pos >= MWIFIEX_SUPPORTED_RATES)
 857                         break;
 858                 dest[pos] = src[i];
 859         }
 860
 861         return pos;
 862 }
 863
 864 /*
 865  * This function returns the correct private structure pointer based
 866  * upon the BSS type and BSS number.
 867  */
 868 static inline struct mwifiex_private *
 869 mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter,
 870                        u8 bss_num, u8 bss_type)
 871 {
 872         int i;
 873
 874         for (i = 0; i < adapter->priv_num; i++) {
 875                 if (adapter->priv[i]) {
 876                         if ((adapter->priv[i]->bss_num == bss_num) &&
 877                             (adapter->priv[i]->bss_type == bss_type))
 878                                 break;
 879                 }
 880         }
 881         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
 882 }
 883
 884 /*
 885  * This function returns the first available private structure pointer
 886  * based upon the BSS role.
 887  */
 888 static inline struct mwifiex_private *
 889 mwifiex_get_priv(struct mwifiex_adapter *adapter,
 890                  enum mwifiex_bss_role bss_role)
 891 {
 892         int i;
 893
 894         for (i = 0; i < adapter->priv_num; i++) {
 895                 if (adapter->priv[i]) {
 896                         if (bss_role == MWIFIEX_BSS_ROLE_ANY ||
 897                             GET_BSS_ROLE(adapter->priv[i]) == bss_role)
 898                                 break;
 899                 }
 900         }
 901
 902         return ((i < adapter->priv_num) ? adapter->priv[i] : NULL);
 903 }
 904
 905 /*
 906  * This function returns the driver private structure of a network device.
 907  */
 908 static inline struct mwifiex_private *
 909 mwifiex_netdev_get_priv(struct net_device *dev)
 910 {
 911         return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev));
 912 }
 913
 914 int mwifiex_init_shutdown_fw(struct mwifiex_private *priv,
 915                              u32 func_init_shutdown);
 916 int mwifiex_add_card(void *, struct semaphore *, struct mwifiex_if_ops *, u8);
 917 int mwifiex_remove_card(struct mwifiex_adapter *, struct semaphore *);
 918
 919 void mwifiex_get_version(struct mwifiex_adapter *adapter, char *version,
 920                          int maxlen);
 921 int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
 922                         struct mwifiex_multicast_list *mcast_list);
 923 int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
 924                             struct net_device *dev);
 925 int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter);
 926 int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 927                       struct cfg80211_ssid *req_ssid);
 928 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
 929 int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
 930 int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
 931 int mwifiex_drv_get_data_rate(struct mwifiex_private *priv,
 932                               struct mwifiex_rate_cfg *rate);
 933 int mwifiex_request_scan(struct mwifiex_private *priv,
 934                          struct cfg80211_ssid *req_ssid);
 935 int mwifiex_set_user_scan_ioctl(struct mwifiex_private *priv,
 936                                 struct mwifiex_user_scan_cfg *scan_req);
 937 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
 938
 939 int mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, u16 channel);
 940
 941 int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key,
 942                        int key_len, u8 key_index, const u8 *mac_addr,
 943                        int disable);
 944
 945 int mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len);
 946
 947 int mwifiex_get_ver_ext(struct mwifiex_private *priv);
 948
 949 int mwifiex_get_stats_info(struct mwifiex_private *priv,
 950                            struct mwifiex_ds_get_stats *log);
 951
 952 int mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
 953                       u32 reg_offset, u32 reg_value);
 954
 955 int mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
 956                      u32 reg_offset, u32 *value);
 957
 958 int mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
 959                         u8 *value);
 960
 961 int mwifiex_set_11n_httx_cfg(struct mwifiex_private *priv, int data);
 962
 963 int mwifiex_get_11n_httx_cfg(struct mwifiex_private *priv, int *data);
 964
 965 int mwifiex_set_tx_rate_cfg(struct mwifiex_private *priv, int tx_rate_index);
 966
 967 int mwifiex_get_tx_rate_cfg(struct mwifiex_private *priv, int *tx_rate_index);
 968
 969 int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode);
 970
 971 int mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter,
 972                                    char *version, int max_len);
 973
 974 int mwifiex_set_tx_power(struct mwifiex_private *priv,
 975                          struct mwifiex_power_cfg *power_cfg);
 976
 977 int mwifiex_main_process(struct mwifiex_adapter *);
 978
 979 int mwifiex_uap_set_channel(struct mwifiex_private *priv, int channel);
 980 int mwifiex_bss_set_channel(struct mwifiex_private *,
 981                             struct mwifiex_chan_freq_power *cfp);
 982 int mwifiex_get_bss_info(struct mwifiex_private *,
 983                          struct mwifiex_bss_info *);
 984 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
 985                               struct cfg80211_bss *bss,
 986                               struct mwifiex_bssdescriptor *bss_desc);
 987 int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
 988                                     struct mwifiex_bssdescriptor *bss_entry);
 989 int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
 990                                         struct mwifiex_bssdescriptor *bss_desc);
 991
 992 struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy,
 993                                         char *name, enum nl80211_iftype type,
 994                                         u32 *flags, struct vif_params *params);
 995 int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev);
 996
 997 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);
 998
 999 u8 *mwifiex_11d_code_2_region(u8 code);
1000
1001 #ifdef CONFIG_DEBUG_FS
1002 void mwifiex_debugfs_init(void);
1003 void mwifiex_debugfs_remove(void);
1004
1005 void mwifiex_dev_debugfs_init(struct mwifiex_private *priv);
1006 void mwifiex_dev_debugfs_remove(struct mwifiex_private *priv);
1007 #endif
1008 #endif /* !_MWIFIEX_MAIN_H_ */