diff options
Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_mlme.h')
-rw-r--r-- | drivers/staging/rtl8712/rtl871x_mlme.h | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_mlme.h b/drivers/staging/rtl8712/rtl871x_mlme.h new file mode 100644 index 000000000..42bd0bf8a --- /dev/null +++ b/drivers/staging/rtl8712/rtl871x_mlme.h @@ -0,0 +1,232 @@ +/****************************************************************************** + * + * 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) == true) + 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_ndis_wlan_bssid_ex_sz(struct ndis_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_*/ |