Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * |
| 15 | ******************************************************************************/ |
| 16 | #ifndef __RTW_MLME_H_ |
| 17 | #define __RTW_MLME_H_ |
| 18 | |
| 19 | #include <osdep_service.h> |
| 20 | #include <mlme_osdep.h> |
| 21 | #include <drv_types.h> |
| 22 | #include <wlan_bssdef.h> |
| 23 | |
| 24 | #define MAX_BSS_CNT 128 |
| 25 | #define MAX_JOIN_TIMEOUT 6500 |
| 26 | |
| 27 | /* Increase the scanning timeout because of increasing the SURVEY_TO value. */ |
| 28 | |
| 29 | #define SCANNING_TIMEOUT 8000 |
| 30 | |
| 31 | #define SCAN_INTERVAL (30) /* unit:2sec, 30*2 = 60sec */ |
| 32 | |
| 33 | #define SCANQUEUE_LIFETIME 20 /* unit:sec */ |
| 34 | |
| 35 | #define WIFI_NULL_STATE 0x00000000 |
| 36 | |
| 37 | #define WIFI_ASOC_STATE 0x00000001 /* Under Linked state.*/ |
| 38 | #define WIFI_REASOC_STATE 0x00000002 |
| 39 | #define WIFI_SLEEP_STATE 0x00000004 |
| 40 | #define WIFI_STATION_STATE 0x00000008 |
| 41 | |
| 42 | #define WIFI_AP_STATE 0x00000010 |
| 43 | #define WIFI_ADHOC_STATE 0x00000020 |
| 44 | #define WIFI_ADHOC_MASTER_STATE 0x00000040 |
| 45 | #define WIFI_UNDER_LINKING 0x00000080 |
| 46 | |
| 47 | #define WIFI_UNDER_WPS 0x00000100 |
| 48 | #define WIFI_STA_ALIVE_CHK_STATE 0x00000400 |
| 49 | /* to indicate the station is under site surveying */ |
| 50 | #define WIFI_SITE_MONITOR 0x00000800 |
| 51 | |
| 52 | #define WIFI_MP_STATE 0x00010000 |
Carlos E. Garcia | 69e98df | 2015-04-24 09:40:42 -0400 | [diff] [blame] | 53 | #define WIFI_MP_CTX_BACKGROUND 0x00020000 /* in continuous tx background */ |
| 54 | #define WIFI_MP_CTX_ST 0x00040000 /* in continuous tx with single-tone */ |
| 55 | #define WIFI_MP_CTX_BACKGROUND_PENDING 0x00080000 /* pending in continuous tx background due to out of skb */ |
| 56 | #define WIFI_MP_CTX_CCK_HW 0x00100000 /* in continuous tx */ |
| 57 | #define WIFI_MP_CTX_CCK_CS 0x00200000 /* in continuous tx with carrier suppression */ |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 58 | #define WIFI_MP_LPBK_STATE 0x00400000 |
| 59 | |
| 60 | #define _FW_UNDER_LINKING WIFI_UNDER_LINKING |
| 61 | #define _FW_LINKED WIFI_ASOC_STATE |
| 62 | #define _FW_UNDER_SURVEY WIFI_SITE_MONITOR |
| 63 | |
| 64 | |
| 65 | enum dot11AuthAlgrthmNum { |
| 66 | dot11AuthAlgrthm_Open = 0, |
| 67 | dot11AuthAlgrthm_Shared, |
| 68 | dot11AuthAlgrthm_8021X, |
| 69 | dot11AuthAlgrthm_Auto, |
| 70 | dot11AuthAlgrthm_MaxNum |
| 71 | }; |
| 72 | |
| 73 | /* Scan type including active and passive scan. */ |
| 74 | enum rt_scan_type { |
| 75 | SCAN_PASSIVE, |
| 76 | SCAN_ACTIVE, |
| 77 | SCAN_MIX, |
| 78 | }; |
| 79 | |
| 80 | enum { |
| 81 | GHZ24_50 = 0, |
| 82 | GHZ_50, |
| 83 | GHZ_24, |
| 84 | }; |
| 85 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 86 | /* |
| 87 | |
| 88 | there are several "locks" in mlme_priv, |
| 89 | since mlme_priv is a shared resource between many threads, |
| 90 | like ISR/Call-Back functions, the OID handlers, and even timer functions. |
| 91 | |
| 92 | |
| 93 | Each _queue has its own locks, already. |
| 94 | Other items are protected by mlme_priv.lock. |
| 95 | |
| 96 | To avoid possible dead lock, any thread trying to modifiying mlme_priv |
| 97 | SHALL not lock up more than one locks at a time! |
| 98 | */ |
| 99 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 100 | struct rt_link_detect { |
| 101 | u32 NumTxOkInPeriod; |
| 102 | u32 NumRxOkInPeriod; |
| 103 | u32 NumRxUnicastOkInPeriod; |
| 104 | bool bBusyTraffic; |
| 105 | bool bTxBusyTraffic; |
| 106 | bool bRxBusyTraffic; |
| 107 | bool bHigherBusyTraffic; /* For interrupt migration purpose. */ |
| 108 | bool bHigherBusyRxTraffic; /* We may disable Tx interrupt according as Rx traffic. */ |
| 109 | bool bHigherBusyTxTraffic; /* We may disable Tx interrupt according as Tx traffic. */ |
| 110 | }; |
| 111 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 112 | struct mlme_priv { |
| 113 | spinlock_t lock; |
| 114 | int fw_state; |
| 115 | u8 bScanInProcess; |
| 116 | u8 to_join; /* flag */ |
| 117 | u8 to_roaming; /* roaming trying times */ |
| 118 | |
| 119 | struct rtw_adapter *nic_hdl; |
| 120 | |
| 121 | u8 not_indic_disco; |
| 122 | struct rtw_queue scanned_queue; |
| 123 | |
| 124 | struct cfg80211_ssid assoc_ssid; |
| 125 | u8 assoc_bssid[6]; |
| 126 | |
| 127 | struct wlan_network cur_network; |
| 128 | |
| 129 | /* uint wireless_mode; no used, remove it */ |
| 130 | |
| 131 | u32 scan_interval; |
| 132 | |
| 133 | struct timer_list assoc_timer; |
| 134 | |
| 135 | uint assoc_by_bssid; |
| 136 | uint assoc_by_rssi; |
| 137 | |
| 138 | struct timer_list scan_to_timer; |
| 139 | |
| 140 | struct timer_list set_scan_deny_timer; |
| 141 | atomic_t set_scan_deny; /* 0: allowed, 1: deny */ |
| 142 | |
Jes Sorensen | bd8ad4a | 2014-05-09 15:03:21 +0200 | [diff] [blame] | 143 | unsigned int qos_option; |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 144 | |
| 145 | /* Number of non-HT AP/stations */ |
| 146 | int num_sta_no_ht; |
| 147 | |
| 148 | int num_FortyMHzIntolerant; |
| 149 | |
| 150 | struct ht_priv htpriv; |
| 151 | |
| 152 | struct rt_link_detect LinkDetectInfo; |
| 153 | struct timer_list dynamic_chk_timer; /* dynamic/periodic check timer */ |
| 154 | |
| 155 | u8 key_mask; /* use for ips to set wep key after ips_leave23a */ |
| 156 | u8 acm_mask; /* for wmm acm mask */ |
| 157 | u8 ChannelPlan; |
| 158 | enum rt_scan_type scan_mode; /* active: 1, passive: 0 */ |
| 159 | |
| 160 | u8 *wps_probe_req_ie; |
| 161 | u32 wps_probe_req_ie_len; |
Larry Finger | c17416e | 2014-03-28 21:37:42 -0500 | [diff] [blame] | 162 | u8 *assoc_req; |
| 163 | u32 assoc_req_len; |
| 164 | u32 assoc_rsp_len; |
| 165 | u8 *assoc_rsp; |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 166 | |
| 167 | #ifdef CONFIG_8723AU_AP_MODE |
| 168 | /* Number of associated Non-ERP stations (i.e., stations using 802.11b |
| 169 | * in 802.11g BSS) */ |
| 170 | int num_sta_non_erp; |
| 171 | |
| 172 | /* Number of associated stations that do not support Short Slot Time */ |
| 173 | int num_sta_no_short_slot_time; |
| 174 | |
| 175 | /* Number of associated stations that do not support Short Preamble */ |
| 176 | int num_sta_no_short_preamble; |
| 177 | |
| 178 | int olbc; /* Overlapping Legacy BSS Condition */ |
| 179 | |
| 180 | /* Number of HT associated stations that do not support greenfield */ |
| 181 | int num_sta_ht_no_gf; |
| 182 | |
| 183 | /* Number of associated non-HT stations */ |
| 184 | /* int num_sta_no_ht; */ |
| 185 | |
| 186 | /* Number of HT associated stations 20 MHz */ |
| 187 | int num_sta_ht_20mhz; |
| 188 | |
| 189 | /* Overlapping BSS information */ |
| 190 | int olbc_ht; |
| 191 | |
| 192 | u16 ht_op_mode; |
| 193 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 194 | spinlock_t bcn_update_lock; |
| 195 | u8 update_bcn; |
| 196 | |
| 197 | #endif /* ifdef CONFIG_8723AU_AP_MODE */ |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 198 | }; |
| 199 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 200 | void rtw_joinbss_event_prehandle23a(struct rtw_adapter *adapter, u8 *pbuf); |
Jes Sorensen | e260196 | 2014-05-09 15:03:19 +0200 | [diff] [blame] | 201 | void rtw_survey_event_cb23a(struct rtw_adapter *adapter, const u8 *pbuf); |
| 202 | void rtw_surveydone_event_callback23a(struct rtw_adapter *adapter, const u8 *pbuf); |
| 203 | void rtw23a_joinbss_event_cb(struct rtw_adapter *adapter, const u8 *pbuf); |
| 204 | void rtw_stassoc_event_callback23a(struct rtw_adapter *adapter, const u8 *pbuf); |
| 205 | void rtw_stadel_event_callback23a(struct rtw_adapter *adapter, const u8 *pbuf); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 206 | |
| 207 | int event_thread(void *context); |
| 208 | void rtw23a_join_to_handler(unsigned long); |
| 209 | |
Jes Sorensen | 528e5c1 | 2014-04-26 18:55:51 +0200 | [diff] [blame] | 210 | void rtw_free_network_queue23a(struct rtw_adapter *adapter); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 211 | int rtw_init_mlme_priv23a(struct rtw_adapter *adapter); |
| 212 | |
| 213 | void rtw_free_mlme_priv23a(struct mlme_priv *pmlmepriv); |
| 214 | |
Jes Sorensen | fcc6020 | 2014-06-09 15:16:53 +0200 | [diff] [blame] | 215 | int rtw_do_join_adhoc(struct rtw_adapter *adapter); |
Jes Sorensen | b66dad2 | 2014-06-09 15:16:50 +0200 | [diff] [blame] | 216 | int rtw_do_join_network(struct rtw_adapter *adapter, |
| 217 | struct wlan_network *candidate); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 218 | int rtw_select_and_join_from_scanned_queue23a(struct mlme_priv *pmlmepriv); |
| 219 | int rtw_set_key23a(struct rtw_adapter *adapter, |
| 220 | struct security_priv *psecuritypriv, int keyid, u8 set_tx); |
| 221 | int rtw_set_auth23a(struct rtw_adapter *adapter, |
| 222 | struct security_priv *psecuritypriv); |
| 223 | |
| 224 | static inline u8 *get_bssid(struct mlme_priv *pmlmepriv) |
| 225 | { /* if sta_mode:pmlmepriv->cur_network.network.MacAddress => bssid */ |
| 226 | /* if adhoc_mode:pmlmepriv->cur_network.network.MacAddress => ibss mac address */ |
| 227 | return pmlmepriv->cur_network.network.MacAddress; |
| 228 | } |
| 229 | |
Jes Sorensen | a6ab752 | 2014-05-25 22:43:05 +0200 | [diff] [blame] | 230 | static inline bool check_fwstate(struct mlme_priv *pmlmepriv, int state) |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 231 | { |
| 232 | if (pmlmepriv->fw_state & state) |
| 233 | return true; |
| 234 | |
| 235 | return false; |
| 236 | } |
| 237 | |
| 238 | static inline int get_fwstate(struct mlme_priv *pmlmepriv) |
| 239 | { |
| 240 | return pmlmepriv->fw_state; |
| 241 | } |
| 242 | |
| 243 | /* |
| 244 | * No Limit on the calling context, |
| 245 | * therefore set it to be the critical section... |
| 246 | * |
| 247 | * ### NOTE:#### (!!!!) |
| 248 | * MUST TAKE CARE THAT BEFORE CALLING THIS FUNC, YOU SHOULD HAVE LOCKED pmlmepriv->lock |
| 249 | */ |
| 250 | static inline void set_fwstate(struct mlme_priv *pmlmepriv, int state) |
| 251 | { |
| 252 | pmlmepriv->fw_state |= state; |
| 253 | /* FOR HW integration */ |
| 254 | if (_FW_UNDER_SURVEY == state) |
| 255 | pmlmepriv->bScanInProcess = true; |
| 256 | } |
| 257 | |
| 258 | static inline void _clr_fwstate_(struct mlme_priv *pmlmepriv, int state) |
| 259 | { |
| 260 | pmlmepriv->fw_state &= ~state; |
| 261 | /* FOR HW integration */ |
| 262 | if (_FW_UNDER_SURVEY == state) |
| 263 | pmlmepriv->bScanInProcess = false; |
| 264 | } |
| 265 | |
| 266 | /* |
| 267 | * No Limit on the calling context, |
| 268 | * therefore set it to be the critical section... |
| 269 | */ |
| 270 | static inline void clr_fwstate(struct mlme_priv *pmlmepriv, int state) |
| 271 | { |
| 272 | spin_lock_bh(&pmlmepriv->lock); |
Roberta Dobrescu | 08551cb | 2014-10-26 23:30:05 +0200 | [diff] [blame] | 273 | if (check_fwstate(pmlmepriv, state)) |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 274 | pmlmepriv->fw_state ^= state; |
| 275 | spin_unlock_bh(&pmlmepriv->lock); |
| 276 | } |
| 277 | |
| 278 | static inline void clr_fwstate_ex(struct mlme_priv *pmlmepriv, int state) |
| 279 | { |
| 280 | spin_lock_bh(&pmlmepriv->lock); |
| 281 | _clr_fwstate_(pmlmepriv, state); |
| 282 | spin_unlock_bh(&pmlmepriv->lock); |
| 283 | } |
| 284 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 285 | void rtw_disconnect_hdl23a_under_linked(struct rtw_adapter *adapter, |
| 286 | struct sta_info *psta, u8 free_assoc); |
| 287 | void rtw_generate_random_ibss23a(u8 *pibss); |
| 288 | struct wlan_network *rtw_find_network23a(struct rtw_queue *scanned_queue, u8 *addr); |
| 289 | struct wlan_network *rtw_get_oldest_wlan_network23a(struct rtw_queue *scanned_queue); |
| 290 | |
| 291 | void rtw_free_assoc_resources23a(struct rtw_adapter *adapter, |
| 292 | int lock_scanned_queue); |
| 293 | void rtw_indicate_disconnect23a(struct rtw_adapter *adapter); |
| 294 | void rtw_indicate_connect23a(struct rtw_adapter *adapter); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 295 | void rtw_scan_abort23a(struct rtw_adapter *adapter); |
| 296 | |
| 297 | int rtw_restruct_sec_ie23a(struct rtw_adapter *adapter, u8 *in_ie, u8 *out_ie, |
| 298 | uint in_len); |
| 299 | int rtw_restruct_wmm_ie23a(struct rtw_adapter *adapter, u8 *in_ie, u8 *out_ie, |
| 300 | uint in_len, uint initial_out_len); |
| 301 | void rtw_init_registrypriv_dev_network23a(struct rtw_adapter *adapter); |
| 302 | |
| 303 | void rtw_update_registrypriv_dev_network23a(struct rtw_adapter *adapter); |
| 304 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 305 | void rtw_scan_timeout_handler23a(unsigned long data); |
| 306 | |
| 307 | void rtw_dynamic_check_timer_handler(unsigned long data); |
| 308 | bool rtw_is_scan_deny(struct rtw_adapter *adapter); |
| 309 | void rtw_clear_scan_deny(struct rtw_adapter *adapter); |
| 310 | void rtw_set_scan_deny_timer_hdl(unsigned long data); |
| 311 | void rtw_set_scan_deny(struct rtw_adapter *adapter, u32 ms); |
| 312 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 313 | void rtw23a_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv); |
| 314 | |
| 315 | void _rtw_free_mlme_priv23a(struct mlme_priv *pmlmepriv); |
| 316 | |
Clément Calmels | 809d208 | 2014-06-26 10:20:46 +0200 | [diff] [blame] | 317 | struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv, gfp_t gfp); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 318 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 319 | int rtw_if_up23a(struct rtw_adapter *padapter); |
| 320 | |
| 321 | int rtw_linked_check(struct rtw_adapter *padapter); |
| 322 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 323 | void rtw_joinbss_reset23a(struct rtw_adapter *padapter); |
| 324 | |
Jes Sorensen | 6f765c2 | 2014-06-09 15:16:06 +0200 | [diff] [blame] | 325 | bool rtw_restructure_ht_ie23a(struct rtw_adapter *padapter, u8 *in_ie, |
| 326 | u8 *out_ie, uint in_len, uint *pout_len); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 327 | void rtw_update_ht_cap23a(struct rtw_adapter *padapter, |
| 328 | u8 *pie, uint ie_len); |
| 329 | void rtw_issue_addbareq_cmd23a(struct rtw_adapter *padapter, |
| 330 | struct xmit_frame *pxmitframe); |
| 331 | |
Jes Sorensen | ec36ce2 | 2014-06-09 15:16:36 +0200 | [diff] [blame] | 332 | bool rtw_is_same_ibss23a(struct rtw_adapter *adapter, |
| 333 | struct wlan_network *pnetwork); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 334 | int is_same_network23a(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst); |
| 335 | |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 336 | void rtw23a_roaming(struct rtw_adapter *adapter, |
| 337 | struct wlan_network *tgt_network); |
| 338 | void rtw_set_roaming(struct rtw_adapter *adapter, u8 to_roaming); |
Larry Finger | 364e30e | 2014-03-28 21:37:41 -0500 | [diff] [blame] | 339 | |
| 340 | #endif /* __RTL871X_MLME_H_ */ |