diff options
Diffstat (limited to 'drivers/staging/rtl8723au/include/rtw_mlme.h')
| -rw-r--r-- | drivers/staging/rtl8723au/include/rtw_mlme.h | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723au/include/rtw_mlme.h b/drivers/staging/rtl8723au/include/rtw_mlme.h new file mode 100644 index 000000000..a6751f138 --- /dev/null +++ b/drivers/staging/rtl8723au/include/rtw_mlme.h @@ -0,0 +1,340 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 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. + * + * + ******************************************************************************/ +#ifndef __RTW_MLME_H_ +#define __RTW_MLME_H_ + +#include <osdep_service.h> +#include <mlme_osdep.h> +#include <drv_types.h> +#include <wlan_bssdef.h> + +#define MAX_BSS_CNT 128 +#define MAX_JOIN_TIMEOUT 6500 + +/* Increase the scanning timeout because of increasing the SURVEY_TO value. */ + +#define SCANNING_TIMEOUT 8000 + +#define SCAN_INTERVAL (30) /* unit:2sec, 30*2 = 60sec */ + +#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_UNDER_WPS 0x00000100 +#define WIFI_STA_ALIVE_CHK_STATE 0x00000400 +/* to indicate the station is under site surveying */ +#define WIFI_SITE_MONITOR 0x00000800 + +#define WIFI_MP_STATE 0x00010000 +#define WIFI_MP_CTX_BACKGROUND 0x00020000 /* in continous tx background */ +#define WIFI_MP_CTX_ST 0x00040000 /* in continous tx with single-tone */ +#define WIFI_MP_CTX_BACKGROUND_PENDING 0x00080000 /* pending in continous tx background due to out of skb */ +#define WIFI_MP_CTX_CCK_HW 0x00100000 /* in continous tx */ +#define WIFI_MP_CTX_CCK_CS 0x00200000 /* in continous 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 + + +enum dot11AuthAlgrthmNum { + dot11AuthAlgrthm_Open = 0, + dot11AuthAlgrthm_Shared, + dot11AuthAlgrthm_8021X, + dot11AuthAlgrthm_Auto, + dot11AuthAlgrthm_MaxNum +}; + +/* Scan type including active and passive scan. */ +enum rt_scan_type { + SCAN_PASSIVE, + SCAN_ACTIVE, + SCAN_MIX, +}; + +enum { + GHZ24_50 = 0, + GHZ_50, + GHZ_24, +}; + +/* + +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 modifiying mlme_priv +SHALL not lock up more than one locks at a time! +*/ + +struct rt_link_detect { + u32 NumTxOkInPeriod; + u32 NumRxOkInPeriod; + u32 NumRxUnicastOkInPeriod; + bool bBusyTraffic; + bool bTxBusyTraffic; + bool bRxBusyTraffic; + bool bHigherBusyTraffic; /* For interrupt migration purpose. */ + bool bHigherBusyRxTraffic; /* We may disable Tx interrupt according as Rx traffic. */ + bool bHigherBusyTxTraffic; /* We may disable Tx interrupt according as Tx traffic. */ +}; + +struct mlme_priv { + spinlock_t lock; + int fw_state; + u8 bScanInProcess; + u8 to_join; /* flag */ + u8 to_roaming; /* roaming trying times */ + + struct rtw_adapter *nic_hdl; + + u8 not_indic_disco; + struct rtw_queue scanned_queue; + + struct cfg80211_ssid assoc_ssid; + u8 assoc_bssid[6]; + + struct wlan_network cur_network; + + /* uint wireless_mode; no used, remove it */ + + u32 scan_interval; + + struct timer_list assoc_timer; + + uint assoc_by_bssid; + uint assoc_by_rssi; + + struct timer_list scan_to_timer; + + struct timer_list set_scan_deny_timer; + atomic_t set_scan_deny; /* 0: allowed, 1: deny */ + + unsigned int qos_option; + + /* Number of non-HT AP/stations */ + int num_sta_no_ht; + + int num_FortyMHzIntolerant; + + struct ht_priv htpriv; + + struct rt_link_detect LinkDetectInfo; + struct timer_list dynamic_chk_timer; /* dynamic/periodic check timer */ + + u8 key_mask; /* use for ips to set wep key after ips_leave23a */ + u8 acm_mask; /* for wmm acm mask */ + u8 ChannelPlan; + enum rt_scan_type scan_mode; /* active: 1, passive: 0 */ + + u8 *wps_probe_req_ie; + u32 wps_probe_req_ie_len; + u8 *assoc_req; + u32 assoc_req_len; + u32 assoc_rsp_len; + u8 *assoc_rsp; + +#ifdef CONFIG_8723AU_AP_MODE + /* Number of associated Non-ERP stations (i.e., stations using 802.11b + * in 802.11g BSS) */ + int num_sta_non_erp; + + /* Number of associated stations that do not support Short Slot Time */ + int num_sta_no_short_slot_time; + + /* Number of associated stations that do not support Short Preamble */ + int num_sta_no_short_preamble; + + int olbc; /* Overlapping Legacy BSS Condition */ + + /* Number of HT associated stations that do not support greenfield */ + int num_sta_ht_no_gf; + + /* Number of associated non-HT stations */ + /* int num_sta_no_ht; */ + + /* Number of HT associated stations 20 MHz */ + int num_sta_ht_20mhz; + + /* Overlapping BSS information */ + int olbc_ht; + + u16 ht_op_mode; + + spinlock_t bcn_update_lock; + u8 update_bcn; + +#endif /* ifdef CONFIG_8723AU_AP_MODE */ +}; + +void rtw_joinbss_event_prehandle23a(struct rtw_adapter *adapter, u8 *pbuf); +void rtw_survey_event_cb23a(struct rtw_adapter *adapter, const u8 *pbuf); +void rtw_surveydone_event_callback23a(struct rtw_adapter *adapter, const u8 *pbuf); +void rtw23a_joinbss_event_cb(struct rtw_adapter *adapter, const u8 *pbuf); +void rtw_stassoc_event_callback23a(struct rtw_adapter *adapter, const u8 *pbuf); +void rtw_stadel_event_callback23a(struct rtw_adapter *adapter, const u8 *pbuf); + +int event_thread(void *context); +void rtw23a_join_to_handler(unsigned long); + +void rtw_free_network_queue23a(struct rtw_adapter *adapter); +int rtw_init_mlme_priv23a(struct rtw_adapter *adapter); + +void rtw_free_mlme_priv23a(struct mlme_priv *pmlmepriv); + +int rtw_do_join_adhoc(struct rtw_adapter *adapter); +int rtw_do_join_network(struct rtw_adapter *adapter, + struct wlan_network *candidate); +int rtw_select_and_join_from_scanned_queue23a(struct mlme_priv *pmlmepriv); +int rtw_set_key23a(struct rtw_adapter *adapter, + struct security_priv *psecuritypriv, int keyid, u8 set_tx); +int rtw_set_auth23a(struct rtw_adapter *adapter, + struct security_priv *psecuritypriv); + +static inline u8 *get_bssid(struct mlme_priv *pmlmepriv) +{ /* if sta_mode:pmlmepriv->cur_network.network.MacAddress => bssid */ + /* if adhoc_mode:pmlmepriv->cur_network.network.MacAddress => ibss mac address */ + return pmlmepriv->cur_network.network.MacAddress; +} + +static inline bool check_fwstate(struct mlme_priv *pmlmepriv, int state) +{ + if (pmlmepriv->fw_state & state) + return true; + + return false; +} + +static inline int 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:#### (!!!!) + * MUST TAKE CARE THAT BEFORE CALLING THIS FUNC, YOU SHOULD HAVE LOCKED pmlmepriv->lock + */ +static inline void set_fwstate(struct mlme_priv *pmlmepriv, int state) +{ + pmlmepriv->fw_state |= state; + /* FOR HW integration */ + if (_FW_UNDER_SURVEY == state) + pmlmepriv->bScanInProcess = true; +} + +static inline void _clr_fwstate_(struct mlme_priv *pmlmepriv, int state) +{ + pmlmepriv->fw_state &= ~state; + /* FOR HW integration */ + if (_FW_UNDER_SURVEY == state) + pmlmepriv->bScanInProcess = false; +} + +/* + * No Limit on the calling context, + * therefore set it to be the critical section... + */ +static inline void clr_fwstate(struct mlme_priv *pmlmepriv, int state) +{ + spin_lock_bh(&pmlmepriv->lock); + if (check_fwstate(pmlmepriv, state)) + pmlmepriv->fw_state ^= state; + spin_unlock_bh(&pmlmepriv->lock); +} + +static inline void clr_fwstate_ex(struct mlme_priv *pmlmepriv, int state) +{ + spin_lock_bh(&pmlmepriv->lock); + _clr_fwstate_(pmlmepriv, state); + spin_unlock_bh(&pmlmepriv->lock); +} + +void rtw_disconnect_hdl23a_under_linked(struct rtw_adapter *adapter, + struct sta_info *psta, u8 free_assoc); +void rtw_generate_random_ibss23a(u8 *pibss); +struct wlan_network *rtw_find_network23a(struct rtw_queue *scanned_queue, u8 *addr); +struct wlan_network *rtw_get_oldest_wlan_network23a(struct rtw_queue *scanned_queue); + +void rtw_free_assoc_resources23a(struct rtw_adapter *adapter, + int lock_scanned_queue); +void rtw_indicate_disconnect23a(struct rtw_adapter *adapter); +void rtw_indicate_connect23a(struct rtw_adapter *adapter); +void rtw_scan_abort23a(struct rtw_adapter *adapter); + +int rtw_restruct_sec_ie23a(struct rtw_adapter *adapter, u8 *in_ie, u8 *out_ie, + uint in_len); +int rtw_restruct_wmm_ie23a(struct rtw_adapter *adapter, u8 *in_ie, u8 *out_ie, + uint in_len, uint initial_out_len); +void rtw_init_registrypriv_dev_network23a(struct rtw_adapter *adapter); + +void rtw_update_registrypriv_dev_network23a(struct rtw_adapter *adapter); + +void rtw_scan_timeout_handler23a(unsigned long data); + +void rtw_dynamic_check_timer_handler(unsigned long data); +bool rtw_is_scan_deny(struct rtw_adapter *adapter); +void rtw_clear_scan_deny(struct rtw_adapter *adapter); +void rtw_set_scan_deny_timer_hdl(unsigned long data); +void rtw_set_scan_deny(struct rtw_adapter *adapter, u32 ms); + +void rtw23a_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv); + +void _rtw_free_mlme_priv23a(struct mlme_priv *pmlmepriv); + +struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv, gfp_t gfp); + +int rtw_if_up23a(struct rtw_adapter *padapter); + +int rtw_linked_check(struct rtw_adapter *padapter); + +void rtw_joinbss_reset23a(struct rtw_adapter *padapter); + +bool rtw_restructure_ht_ie23a(struct rtw_adapter *padapter, u8 *in_ie, + u8 *out_ie, uint in_len, uint *pout_len); +void rtw_update_ht_cap23a(struct rtw_adapter *padapter, + u8 *pie, uint ie_len); +void rtw_issue_addbareq_cmd23a(struct rtw_adapter *padapter, + struct xmit_frame *pxmitframe); + +bool rtw_is_same_ibss23a(struct rtw_adapter *adapter, + struct wlan_network *pnetwork); +int is_same_network23a(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst); + +void rtw23a_roaming(struct rtw_adapter *adapter, + struct wlan_network *tgt_network); +void rtw_set_roaming(struct rtw_adapter *adapter, u8 to_roaming); + +#endif /* __RTL871X_MLME_H_ */ |