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- /******************************************************************************
- *
- * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
- *
- * Modifications for inclusion into the Linux staging tree are
- * Copyright(c) 2010 Larry Finger. All rights reserved.
- *
- * Contact information:
- * WLAN FAE <wlanfae@realtek.com>
- * Larry Finger <Larry.Finger@lwfinger.net>
- *
- ******************************************************************************/
- #ifndef __RTL871X_MLME_H_
- #define __RTL871X_MLME_H_
- #include "osdep_service.h"
- #include "drv_types.h"
- #include "wlan_bssdef.h"
- #define MAX_BSS_CNT 64
- #define MAX_JOIN_TIMEOUT 6000
- #define SCANNING_TIMEOUT 4500
- #define SCANQUEUE_LIFETIME 20 /* unit:sec */
- #define WIFI_NULL_STATE 0x00000000
- #define WIFI_ASOC_STATE 0x00000001 /* Under Linked state...*/
- #define WIFI_REASOC_STATE 0x00000002
- #define WIFI_SLEEP_STATE 0x00000004
- #define WIFI_STATION_STATE 0x00000008
- #define WIFI_AP_STATE 0x00000010
- #define WIFI_ADHOC_STATE 0x00000020
- #define WIFI_ADHOC_MASTER_STATE 0x00000040
- #define WIFI_UNDER_LINKING 0x00000080
- #define WIFI_SITE_MONITOR 0x00000800 /* to indicate the station
- * is under site surveying*/
- #define WIFI_MP_STATE 0x00010000
- #define WIFI_MP_CTX_BACKGROUND 0x00020000 /* in cont. tx background*/
- #define WIFI_MP_CTX_ST 0x00040000 /* in cont. tx with
- * single-tone*/
- #define WIFI_MP_CTX_BACKGROUND_PENDING 0x00080000 /* pending in cont, tx
- * background due to out of skb*/
- #define WIFI_MP_CTX_CCK_HW 0x00100000 /* in continuous tx*/
- #define WIFI_MP_CTX_CCK_CS 0x00200000 /* in cont, tx with carrier
- * suppression*/
- #define WIFI_MP_LPBK_STATE 0x00400000
- #define _FW_UNDER_LINKING WIFI_UNDER_LINKING
- #define _FW_LINKED WIFI_ASOC_STATE
- #define _FW_UNDER_SURVEY WIFI_SITE_MONITOR
- /*
- there are several "locks" in mlme_priv,
- since mlme_priv is a shared resource between many threads,
- like ISR/Call-Back functions, the OID handlers, and even timer functions.
- Each _queue has its own locks, already.
- Other items are protected by mlme_priv.lock.
- To avoid possible dead lock, any thread trying to modify mlme_priv
- SHALL not lock up more than one lock at a time!
- */
- #define traffic_threshold 10
- #define traffic_scan_period 500
- struct sitesurvey_ctrl {
- u64 last_tx_pkts;
- uint last_rx_pkts;
- sint traffic_busy;
- struct timer_list sitesurvey_ctrl_timer;
- };
- struct mlme_priv {
- spinlock_t lock;
- spinlock_t lock2;
- sint fw_state; /*shall we protect this variable? */
- u8 to_join; /*flag*/
- u8 *nic_hdl;
- struct list_head *pscanned;
- struct __queue free_bss_pool;
- struct __queue scanned_queue;
- u8 *free_bss_buf;
- unsigned long num_of_scanned;
- u8 passive_mode; /*add for Android's SCAN-ACTIVE/SCAN-PASSIVE */
- struct ndis_802_11_ssid assoc_ssid;
- u8 assoc_bssid[6];
- struct wlan_network cur_network;
- struct sitesurvey_ctrl sitesurveyctrl;
- struct timer_list assoc_timer;
- uint assoc_by_bssid;
- uint assoc_by_rssi;
- struct timer_list scan_to_timer; /* driver handles scan_timeout.*/
- struct timer_list dhcp_timer; /* set dhcp to if driver in ps mode.*/
- struct qos_priv qospriv;
- struct ht_priv htpriv;
- struct timer_list wdg_timer; /*watchdog periodic timer*/
- };
- static inline u8 *get_bssid(struct mlme_priv *pmlmepriv)
- {
- return pmlmepriv->cur_network.network.MacAddress;
- }
- static inline u8 check_fwstate(struct mlme_priv *pmlmepriv, sint state)
- {
- if (pmlmepriv->fw_state & state)
- return true;
- return false;
- }
- static inline sint get_fwstate(struct mlme_priv *pmlmepriv)
- {
- return pmlmepriv->fw_state;
- }
- /*
- * No Limit on the calling context,
- * therefore set it to be the critical section...
- *
- * ### NOTE:#### (!!!!)
- * TAKE CARE BEFORE CALLING THIS FUNC, LOCK pmlmepriv->lock
- */
- static inline void set_fwstate(struct mlme_priv *pmlmepriv, sint state)
- {
- pmlmepriv->fw_state |= state;
- }
- static inline void _clr_fwstate_(struct mlme_priv *pmlmepriv, sint state)
- {
- pmlmepriv->fw_state &= ~state;
- }
- /*
- * No Limit on the calling context,
- * therefore set it to be the critical section...
- */
- static inline void clr_fwstate(struct mlme_priv *pmlmepriv, sint state)
- {
- unsigned long irqL;
- spin_lock_irqsave(&pmlmepriv->lock, irqL);
- if (check_fwstate(pmlmepriv, state))
- pmlmepriv->fw_state ^= state;
- spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
- }
- static inline void up_scanned_network(struct mlme_priv *pmlmepriv)
- {
- unsigned long irqL;
- spin_lock_irqsave(&pmlmepriv->lock, irqL);
- pmlmepriv->num_of_scanned++;
- spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
- }
- static inline void down_scanned_network(struct mlme_priv *pmlmepriv)
- {
- unsigned long irqL;
- spin_lock_irqsave(&pmlmepriv->lock, irqL);
- pmlmepriv->num_of_scanned--;
- spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
- }
- static inline void set_scanned_network_val(struct mlme_priv *pmlmepriv,
- sint val)
- {
- unsigned long irqL;
- spin_lock_irqsave(&pmlmepriv->lock, irqL);
- pmlmepriv->num_of_scanned = val;
- spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
- }
- void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_atimdone_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf);
- void r8712_free_network_queue(struct _adapter *adapter);
- int r8712_init_mlme_priv(struct _adapter *adapter);
- void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv);
- sint r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv);
- sint r8712_set_key(struct _adapter *adapter,
- struct security_priv *psecuritypriv, sint keyid);
- sint r8712_set_auth(struct _adapter *adapter,
- struct security_priv *psecuritypriv);
- uint r8712_get_wlan_bssid_ex_sz(struct wlan_bssid_ex *bss);
- void r8712_generate_random_ibss(u8 *pibss);
- u8 *r8712_get_capability_from_ie(u8 *ie);
- struct wlan_network *r8712_get_oldest_wlan_network(
- struct __queue *scanned_queue);
- void r8712_free_assoc_resources(struct _adapter *adapter);
- void r8712_ind_disconnect(struct _adapter *adapter);
- void r8712_indicate_connect(struct _adapter *adapter);
- int r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie,
- u8 *out_ie, uint in_len);
- int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie,
- u8 *out_ie, uint in_len, uint initial_out_len);
- void r8712_init_registrypriv_dev_network(struct _adapter *adapter);
- void r8712_update_registrypriv_dev_network(struct _adapter *adapter);
- void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter);
- void _r8712_join_timeout_handler(struct _adapter *adapter);
- void r8712_scan_timeout_handler(struct _adapter *adapter);
- void _r8712_dhcp_timeout_handler(struct _adapter *adapter);
- void _r8712_wdg_timeout_handler(struct _adapter *adapter);
- struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv);
- sint r8712_if_up(struct _adapter *padapter);
- void r8712_joinbss_reset(struct _adapter *padapter);
- unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie,
- u8 *out_ie, uint in_len, uint *pout_len);
- void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority);
- int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork);
- #endif /*__RTL871X_MLME_H_*/
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