Ali Bahar | cf3e688 | 2011-09-04 03:14:04 +0800 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2010 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 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * Modifications for inclusion into the Linux staging tree are |
| 19 | * Copyright(c) 2010 Larry Finger. All rights reserved. |
| 20 | * |
| 21 | * Contact information: |
| 22 | * WLAN FAE <wlanfae@realtek.com> |
| 23 | * Larry Finger <Larry.Finger@lwfinger.net> |
| 24 | * |
| 25 | ******************************************************************************/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 26 | #ifndef __RTL871X_MLME_H_ |
| 27 | #define __RTL871X_MLME_H_ |
| 28 | |
| 29 | #include "osdep_service.h" |
| 30 | #include "drv_types.h" |
| 31 | #include "wlan_bssdef.h" |
| 32 | |
| 33 | #define MAX_BSS_CNT 64 |
| 34 | #define MAX_JOIN_TIMEOUT 6000 |
| 35 | |
| 36 | #define SCANNING_TIMEOUT 4500 |
| 37 | |
| 38 | #define SCANQUEUE_LIFETIME 20 /* unit:sec */ |
| 39 | |
| 40 | #define WIFI_NULL_STATE 0x00000000 |
| 41 | #define WIFI_ASOC_STATE 0x00000001 /* Under Linked state...*/ |
| 42 | #define WIFI_REASOC_STATE 0x00000002 |
| 43 | #define WIFI_SLEEP_STATE 0x00000004 |
| 44 | #define WIFI_STATION_STATE 0x00000008 |
| 45 | #define WIFI_AP_STATE 0x00000010 |
| 46 | #define WIFI_ADHOC_STATE 0x00000020 |
| 47 | #define WIFI_ADHOC_MASTER_STATE 0x00000040 |
| 48 | #define WIFI_UNDER_LINKING 0x00000080 |
| 49 | #define WIFI_SITE_MONITOR 0x00000800 /* to indicate the station |
| 50 | * is under site surveying*/ |
| 51 | #define WIFI_MP_STATE 0x00010000 |
| 52 | #define WIFI_MP_CTX_BACKGROUND 0x00020000 /* in cont. tx background*/ |
| 53 | #define WIFI_MP_CTX_ST 0x00040000 /* in cont. tx with |
| 54 | * single-tone*/ |
| 55 | #define WIFI_MP_CTX_BACKGROUND_PENDING 0x00080000 /* pending in cont, tx |
| 56 | * background due to out of skb*/ |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 57 | #define WIFI_MP_CTX_CCK_HW 0x00100000 /* in continuous tx*/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 58 | #define WIFI_MP_CTX_CCK_CS 0x00200000 /* in cont, tx with carrier |
| 59 | * suppression*/ |
| 60 | #define WIFI_MP_LPBK_STATE 0x00400000 |
| 61 | |
| 62 | #define _FW_UNDER_LINKING WIFI_UNDER_LINKING |
| 63 | #define _FW_LINKED WIFI_ASOC_STATE |
| 64 | #define _FW_UNDER_SURVEY WIFI_SITE_MONITOR |
| 65 | |
| 66 | /* |
| 67 | there are several "locks" in mlme_priv, |
| 68 | since mlme_priv is a shared resource between many threads, |
| 69 | like ISR/Call-Back functions, the OID handlers, and even timer functions. |
| 70 | Each _queue has its own locks, already. |
| 71 | Other items are protected by mlme_priv.lock. |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 72 | To avoid possible dead lock, any thread trying to modify mlme_priv |
| 73 | SHALL not lock up more than one lock at a time! |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 74 | */ |
| 75 | |
| 76 | #define traffic_threshold 10 |
| 77 | #define traffic_scan_period 500 |
| 78 | |
| 79 | struct sitesurvey_ctrl { |
| 80 | u64 last_tx_pkts; |
| 81 | uint last_rx_pkts; |
| 82 | sint traffic_busy; |
| 83 | struct timer_list sitesurvey_ctrl_timer; |
| 84 | }; |
| 85 | |
| 86 | struct mlme_priv { |
| 87 | |
| 88 | spinlock_t lock; |
| 89 | spinlock_t lock2; |
| 90 | sint fw_state; /*shall we protect this variable? */ |
| 91 | u8 to_join; /*flag*/ |
| 92 | u8 *nic_hdl; |
| 93 | struct list_head *pscanned; |
| 94 | struct __queue free_bss_pool; |
| 95 | struct __queue scanned_queue; |
| 96 | u8 *free_bss_buf; |
| 97 | unsigned long num_of_scanned; |
Ali Bahar | c6dc001 | 2011-09-04 03:14:20 +0800 | [diff] [blame] | 98 | u8 passive_mode; /*add for Android's SCAN-ACTIVE/SCAN-PASSIVE */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 99 | struct ndis_802_11_ssid assoc_ssid; |
| 100 | u8 assoc_bssid[6]; |
| 101 | struct wlan_network cur_network; |
| 102 | struct sitesurvey_ctrl sitesurveyctrl; |
| 103 | struct timer_list assoc_timer; |
| 104 | uint assoc_by_bssid; |
| 105 | uint assoc_by_rssi; |
| 106 | struct timer_list scan_to_timer; /* driver handles scan_timeout.*/ |
| 107 | struct timer_list dhcp_timer; /* set dhcp to if driver in ps mode.*/ |
| 108 | struct qos_priv qospriv; |
| 109 | struct ht_priv htpriv; |
| 110 | struct timer_list wdg_timer; /*watchdog periodic timer*/ |
| 111 | }; |
| 112 | |
| 113 | static inline u8 *get_bssid(struct mlme_priv *pmlmepriv) |
| 114 | { |
| 115 | return pmlmepriv->cur_network.network.MacAddress; |
| 116 | } |
| 117 | |
| 118 | static inline u8 check_fwstate(struct mlme_priv *pmlmepriv, sint state) |
| 119 | { |
| 120 | if (pmlmepriv->fw_state & state) |
| 121 | return true; |
| 122 | return false; |
| 123 | } |
| 124 | |
| 125 | static inline sint get_fwstate(struct mlme_priv *pmlmepriv) |
| 126 | { |
| 127 | return pmlmepriv->fw_state; |
| 128 | } |
| 129 | |
| 130 | /* |
| 131 | * No Limit on the calling context, |
| 132 | * therefore set it to be the critical section... |
| 133 | * |
| 134 | * ### NOTE:#### (!!!!) |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 135 | * TAKE CARE BEFORE CALLING THIS FUNC, LOCK pmlmepriv->lock |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 136 | */ |
| 137 | static inline void set_fwstate(struct mlme_priv *pmlmepriv, sint state) |
| 138 | { |
| 139 | pmlmepriv->fw_state |= state; |
| 140 | } |
| 141 | |
| 142 | static inline void _clr_fwstate_(struct mlme_priv *pmlmepriv, sint state) |
| 143 | { |
| 144 | pmlmepriv->fw_state &= ~state; |
| 145 | } |
| 146 | |
| 147 | /* |
| 148 | * No Limit on the calling context, |
| 149 | * therefore set it to be the critical section... |
| 150 | */ |
| 151 | static inline void clr_fwstate(struct mlme_priv *pmlmepriv, sint state) |
| 152 | { |
| 153 | unsigned long irqL; |
| 154 | |
| 155 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
Luis de Bethencourt | 1ca9688 | 2015-10-19 18:14:29 +0100 | [diff] [blame] | 156 | if (check_fwstate(pmlmepriv, state)) |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 157 | pmlmepriv->fw_state ^= state; |
| 158 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 159 | } |
| 160 | |
| 161 | static inline void up_scanned_network(struct mlme_priv *pmlmepriv) |
| 162 | { |
| 163 | unsigned long irqL; |
| 164 | |
| 165 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 166 | pmlmepriv->num_of_scanned++; |
| 167 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 168 | } |
| 169 | |
| 170 | static inline void down_scanned_network(struct mlme_priv *pmlmepriv) |
| 171 | { |
| 172 | unsigned long irqL; |
| 173 | |
| 174 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 175 | pmlmepriv->num_of_scanned--; |
| 176 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 177 | } |
| 178 | |
| 179 | static inline void set_scanned_network_val(struct mlme_priv *pmlmepriv, |
| 180 | sint val) |
| 181 | { |
| 182 | unsigned long irqL; |
| 183 | |
| 184 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 185 | pmlmepriv->num_of_scanned = val; |
| 186 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 187 | } |
| 188 | |
| 189 | void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 190 | void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 191 | void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 192 | void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 193 | void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 194 | void r8712_atimdone_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 195 | void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 196 | void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf); |
| 197 | void r8712_free_network_queue(struct _adapter *adapter); |
| 198 | int r8712_init_mlme_priv(struct _adapter *adapter); |
| 199 | void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv); |
| 200 | sint r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv); |
| 201 | sint r8712_set_key(struct _adapter *adapter, |
| 202 | struct security_priv *psecuritypriv, sint keyid); |
| 203 | sint r8712_set_auth(struct _adapter *adapter, |
| 204 | struct security_priv *psecuritypriv); |
Joshua Clayton | 986fc8e | 2015-08-05 17:17:19 -0700 | [diff] [blame] | 205 | uint r8712_get_wlan_bssid_ex_sz(struct wlan_bssid_ex *bss); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 206 | void r8712_generate_random_ibss(u8 *pibss); |
| 207 | u8 *r8712_get_capability_from_ie(u8 *ie); |
| 208 | struct wlan_network *r8712_get_oldest_wlan_network( |
| 209 | struct __queue *scanned_queue); |
| 210 | void r8712_free_assoc_resources(struct _adapter *adapter); |
| 211 | void r8712_ind_disconnect(struct _adapter *adapter); |
| 212 | void r8712_indicate_connect(struct _adapter *adapter); |
| 213 | int r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie, |
| 214 | u8 *out_ie, uint in_len); |
| 215 | int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, |
| 216 | u8 *out_ie, uint in_len, uint initial_out_len); |
| 217 | void r8712_init_registrypriv_dev_network(struct _adapter *adapter); |
| 218 | void r8712_update_registrypriv_dev_network(struct _adapter *adapter); |
| 219 | void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter); |
| 220 | void _r8712_join_timeout_handler(struct _adapter *adapter); |
| 221 | void r8712_scan_timeout_handler(struct _adapter *adapter); |
| 222 | void _r8712_dhcp_timeout_handler(struct _adapter *adapter); |
| 223 | void _r8712_wdg_timeout_handler(struct _adapter *adapter); |
| 224 | struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv); |
| 225 | sint r8712_if_up(struct _adapter *padapter); |
| 226 | void r8712_joinbss_reset(struct _adapter *padapter); |
| 227 | unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie, |
| 228 | u8 *out_ie, uint in_len, uint *pout_len); |
| 229 | void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 230 | int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork); |
| 231 | |
| 232 | #endif /*__RTL871X_MLME_H_*/ |