mirror of https://gitee.com/openkylin/linux.git
111 lines
4.4 KiB
C
111 lines
4.4 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
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*
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* Portions of this file are derived from the ipw3945 project, as well
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* as portions of the ieee80211 subsystem header files.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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*****************************************************************************/
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#ifndef __iwl_sta_h__
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#define __iwl_sta_h__
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#include "iwl-dev.h"
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#define HW_KEY_DYNAMIC 0
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#define HW_KEY_DEFAULT 1
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#define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
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#define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
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#define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
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being activated */
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#define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
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(this is for the IBSS BSSID stations) */
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#define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
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int iwl_remove_default_wep_key(struct iwl_priv *priv,
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struct ieee80211_key_conf *key);
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int iwl_set_default_wep_key(struct iwl_priv *priv,
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struct ieee80211_key_conf *key);
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int iwl_restore_default_wep_keys(struct iwl_priv *priv);
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int iwl_set_dynamic_key(struct iwl_priv *priv,
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struct ieee80211_key_conf *key, u8 sta_id);
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int iwl_remove_dynamic_key(struct iwl_priv *priv,
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struct ieee80211_key_conf *key, u8 sta_id);
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void iwl_update_tkip_key(struct iwl_priv *priv,
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struct ieee80211_key_conf *keyconf,
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struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
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void iwl_restore_stations(struct iwl_priv *priv);
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void iwl_clear_ucode_stations(struct iwl_priv *priv);
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int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq);
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void iwl_dealloc_bcast_station(struct iwl_priv *priv);
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int iwl_get_free_ucode_key_index(struct iwl_priv *priv);
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int iwl_send_add_sta(struct iwl_priv *priv,
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struct iwl_addsta_cmd *sta, u8 flags);
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int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs,
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u8 *sta_id_r);
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int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr,
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bool is_ap,
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struct ieee80211_sta_ht_cap *ht_info,
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u8 *sta_id_r);
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int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
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const u8 *addr);
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int iwl_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta);
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void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
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int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
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int tid, u16 ssn);
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int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
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int tid);
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void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id);
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void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
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/**
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* iwl_clear_driver_stations - clear knowledge of all stations from driver
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* @priv: iwl priv struct
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*
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* This is called during iwl_down() to make sure that in the case
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* we're coming there from a hardware restart mac80211 will be
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* able to reconfigure stations -- if we're getting there in the
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* normal down flow then the stations will already be cleared.
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*/
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static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
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{
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unsigned long flags;
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spin_lock_irqsave(&priv->sta_lock, flags);
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memset(priv->stations, 0, sizeof(priv->stations));
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priv->num_stations = 0;
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spin_unlock_irqrestore(&priv->sta_lock, flags);
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}
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static inline int iwl_sta_id(struct ieee80211_sta *sta)
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{
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if (WARN_ON(!sta))
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return IWL_INVALID_STATION;
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return ((struct iwl_station_priv_common *)sta->drv_priv)->sta_id;
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}
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#endif /* __iwl_sta_h__ */
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