diff options
Diffstat (limited to 'net/mac80211/sta_info.h')
| -rw-r--r-- | net/mac80211/sta_info.h | 44 |
1 files changed, 40 insertions, 4 deletions
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index c5923ab8a070..15b3bb7d8629 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -30,7 +30,6 @@ * when virtual port control is not in use. * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble * frames. - * @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP. * @WLAN_STA_WME: Station is a QoS-STA. * @WLAN_STA_WDS: Station is one of our WDS peers. * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the @@ -60,7 +59,6 @@ enum ieee80211_sta_info_flags { WLAN_STA_PS_STA, WLAN_STA_AUTHORIZED, WLAN_STA_SHORT_PREAMBLE, - WLAN_STA_ASSOC_AP, WLAN_STA_WME, WLAN_STA_WDS, WLAN_STA_CLEAR_PS_FILT, @@ -75,6 +73,14 @@ enum ieee80211_sta_info_flags { WLAN_STA_4ADDR_EVENT, }; +enum ieee80211_sta_state { + /* NOTE: These need to be ordered correctly! */ + IEEE80211_STA_NONE, + IEEE80211_STA_AUTH, + IEEE80211_STA_ASSOC, + IEEE80211_STA_AUTHORIZED, +}; + #define STA_TID_NUM 16 #define ADDBA_RESP_INTERVAL HZ #define HT_AGG_MAX_RETRIES 0x3 @@ -90,6 +96,7 @@ enum ieee80211_sta_info_flags { * struct tid_ampdu_tx - TID aggregation information (Tx). * * @rcu_head: rcu head for freeing structure + * @session_timer: check if we keep Tx-ing on the TID (by timeout value) * @addba_resp_timer: timer for peer's response to addba request * @pending: pending frames queue -- use sta's spinlock to protect * @dialog_token: dialog token for aggregation session @@ -112,6 +119,7 @@ enum ieee80211_sta_info_flags { */ struct tid_ampdu_tx { struct rcu_head rcu_head; + struct timer_list session_timer; struct timer_list addba_resp_timer; struct sk_buff_head pending; unsigned long state; @@ -262,6 +270,7 @@ struct sta_ampdu_mlme { * @dummy: indicate a dummy station created for receiving * EAP frames before association * @sta: station information we share with the driver + * @sta_state: duplicates information about station state (for debug) */ struct sta_info { /* General information, mostly static */ @@ -283,6 +292,8 @@ struct sta_info { bool uploaded; + enum ieee80211_sta_state sta_state; + /* use the accessors defined below */ unsigned long _flags; @@ -371,12 +382,18 @@ static inline enum nl80211_plink_state sta_plink_state(struct sta_info *sta) static inline void set_sta_flag(struct sta_info *sta, enum ieee80211_sta_info_flags flag) { + WARN_ON(flag == WLAN_STA_AUTH || + flag == WLAN_STA_ASSOC || + flag == WLAN_STA_AUTHORIZED); set_bit(flag, &sta->_flags); } static inline void clear_sta_flag(struct sta_info *sta, enum ieee80211_sta_info_flags flag) { + WARN_ON(flag == WLAN_STA_AUTH || + flag == WLAN_STA_ASSOC || + flag == WLAN_STA_AUTHORIZED); clear_bit(flag, &sta->_flags); } @@ -389,15 +406,32 @@ static inline int test_sta_flag(struct sta_info *sta, static inline int test_and_clear_sta_flag(struct sta_info *sta, enum ieee80211_sta_info_flags flag) { + WARN_ON(flag == WLAN_STA_AUTH || + flag == WLAN_STA_ASSOC || + flag == WLAN_STA_AUTHORIZED); return test_and_clear_bit(flag, &sta->_flags); } static inline int test_and_set_sta_flag(struct sta_info *sta, enum ieee80211_sta_info_flags flag) { + WARN_ON(flag == WLAN_STA_AUTH || + flag == WLAN_STA_ASSOC || + flag == WLAN_STA_AUTHORIZED); return test_and_set_bit(flag, &sta->_flags); } +int sta_info_move_state_checked(struct sta_info *sta, + enum ieee80211_sta_state new_state); + +static inline void sta_info_move_state(struct sta_info *sta, + enum ieee80211_sta_state new_state) +{ + int ret = sta_info_move_state_checked(sta, new_state); + WARN_ON_ONCE(ret); +} + + void ieee80211_assign_tid_tx(struct sta_info *sta, int tid, struct tid_ampdu_tx *tid_tx); @@ -488,7 +522,10 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata, * until sta_info_insert(). */ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, - u8 *addr, gfp_t gfp); + const u8 *addr, gfp_t gfp); + +void sta_info_free(struct ieee80211_local *local, struct sta_info *sta); + /* * Insert STA info into hash table/list, returns zero or a * -EEXIST if (if the same MAC address is already present). @@ -499,7 +536,6 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, */ int sta_info_insert(struct sta_info *sta); int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU); -int sta_info_insert_atomic(struct sta_info *sta); int sta_info_reinsert(struct sta_info *sta); int sta_info_destroy_addr(struct ieee80211_sub_if_data *sdata, |