*/
#define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ)
+#define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024))
+
struct ieee80211_fragment_entry {
unsigned long first_frag_time;
unsigned int seq;
struct ieee80211_bss {
- struct list_head list;
- struct ieee80211_bss *hnext;
- size_t ssid_len;
+ /* Yes, this is a hack */
+ struct cfg80211_bss cbss;
- atomic_t users;
-
- u8 bssid[ETH_ALEN];
+ /* don't want to look up all the time */
+ size_t ssid_len;
u8 ssid[IEEE80211_MAX_SSID_LEN];
+
u8 dtim_period;
- u16 capability; /* host byte order */
- enum ieee80211_band band;
- int freq;
- int signal, noise, qual;
- u8 *ies; /* all information elements from the last Beacon or Probe
- * Response frames; note Beacon frame is not allowed to
- * override values from Probe Response */
- size_t ies_len;
+
bool wmm_used;
+
+ unsigned long last_probe_resp;
+
#ifdef CONFIG_MAC80211_MESH
u8 *mesh_id;
size_t mesh_id_len;
u8 *mesh_cfg;
#endif
+
#define IEEE80211_MAX_SUPP_RATES 32
u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
size_t supp_rates_len;
- u64 timestamp;
- int beacon_int;
-
- unsigned long last_probe_resp;
- unsigned long last_update;
- /* during assocation, we save an ERP value from a probe response so
+ /*
+ * During assocation, we save an ERP value from a probe response so
* that we can feed ERP info to the driver when handling the
* association completes. these fields probably won't be up-to-date
- * otherwise, you probably don't want to use them. */
- int has_erp_value;
+ * otherwise, you probably don't want to use them.
+ */
+ bool has_erp_value;
u8 erp_value;
};
struct ieee80211_channel *channel;
- /* Extra fragments (in addition to the first fragment
- * in skb) */
- struct sk_buff **extra_frag;
- int num_extra_frag;
-
u16 ethertype;
unsigned int flags;
};
u16 tkip_iv16;
};
-struct ieee80211_tx_stored_packet {
- struct sk_buff *skb;
- struct sk_buff **extra_frag;
- int num_extra_frag;
-};
-
struct beacon_data {
u8 *head, *tail;
int head_len, tail_len;
u8 flags;
};
-/* flags used in struct ieee80211_if_sta.flags */
+/* flags used in struct ieee80211_if_managed.flags */
#define IEEE80211_STA_SSID_SET BIT(0)
#define IEEE80211_STA_BSSID_SET BIT(1)
#define IEEE80211_STA_PREV_BSSID_SET BIT(2)
#define IEEE80211_STA_ASSOCIATED BIT(4)
#define IEEE80211_STA_PROBEREQ_POLL BIT(5)
#define IEEE80211_STA_CREATE_IBSS BIT(6)
-#define IEEE80211_STA_MIXED_CELL BIT(7)
+/* hole at 7, please re-use */
#define IEEE80211_STA_WMM_ENABLED BIT(8)
+/* hole at 9, please re-use */
#define IEEE80211_STA_AUTO_SSID_SEL BIT(10)
#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11)
#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12)
#define IEEE80211_STA_TKIP_WEP_USED BIT(14)
#define IEEE80211_STA_CSA_RECEIVED BIT(15)
#define IEEE80211_STA_MFP_ENABLED BIT(16)
+#define IEEE80211_STA_EXT_SME BIT(17)
/* flags for MLME request */
#define IEEE80211_STA_REQ_SCAN 0
#define IEEE80211_STA_REQ_DIRECT_PROBE 1
#define IEEE80211_STA_REQ_AUTH 2
#define IEEE80211_STA_REQ_RUN 3
-/* STA/IBSS MLME states */
-enum ieee80211_sta_mlme_state {
- IEEE80211_STA_MLME_DISABLED,
- IEEE80211_STA_MLME_DIRECT_PROBE,
- IEEE80211_STA_MLME_AUTHENTICATE,
- IEEE80211_STA_MLME_ASSOCIATE,
- IEEE80211_STA_MLME_ASSOCIATED,
- IEEE80211_STA_MLME_IBSS_SEARCH,
- IEEE80211_STA_MLME_IBSS_JOINED,
-};
-
/* bitfield of allowed auth algs */
#define IEEE80211_AUTH_ALG_OPEN BIT(0)
#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
#define IEEE80211_AUTH_ALG_LEAP BIT(2)
+#define IEEE80211_AUTH_ALG_FT BIT(3)
-struct ieee80211_if_sta {
+struct ieee80211_if_managed {
struct timer_list timer;
struct timer_list chswitch_timer;
struct work_struct work;
struct work_struct chswitch_work;
+ struct work_struct beacon_loss_work;
+
u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
+
u8 ssid[IEEE80211_MAX_SSID_LEN];
- enum ieee80211_sta_mlme_state state;
size_t ssid_len;
- u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
- size_t scan_ssid_len;
+
+ enum {
+ IEEE80211_STA_MLME_DISABLED,
+ IEEE80211_STA_MLME_DIRECT_PROBE,
+ IEEE80211_STA_MLME_AUTHENTICATE,
+ IEEE80211_STA_MLME_ASSOCIATE,
+ IEEE80211_STA_MLME_ASSOCIATED,
+ } state;
+
u16 aid;
u16 ap_capab, capab;
u8 *extra_ie; /* to be added to the end of AssocReq */
unsigned long request;
unsigned long last_probe;
+ unsigned long last_beacon;
unsigned int flags;
IEEE80211_MFP_REQUIRED
} mfp; /* management frame protection */
- unsigned long ibss_join_req;
- struct sk_buff *probe_resp; /* ProbeResp template for IBSS */
- u32 supp_rates_bits[IEEE80211_NUM_BANDS];
-
int wmm_last_param_set;
/* Extra IE data for management frames */
- u8 *ie_probereq;
- size_t ie_probereq_len;
- u8 *ie_proberesp;
- size_t ie_proberesp_len;
- u8 *ie_auth;
- size_t ie_auth_len;
- u8 *ie_assocreq;
- size_t ie_assocreq_len;
- u8 *ie_reassocreq;
- size_t ie_reassocreq_len;
- u8 *ie_deauth;
- size_t ie_deauth_len;
- u8 *ie_disassoc;
- size_t ie_disassoc_len;
+ u8 *sme_auth_ie;
+ size_t sme_auth_ie_len;
+};
+
+enum ieee80211_ibss_flags {
+ IEEE80211_IBSS_AUTO_CHANNEL_SEL = BIT(0),
+ IEEE80211_IBSS_AUTO_BSSID_SEL = BIT(1),
+ IEEE80211_IBSS_BSSID_SET = BIT(2),
+ IEEE80211_IBSS_PREV_BSSID_SET = BIT(3),
+ IEEE80211_IBSS_SSID_SET = BIT(4),
+};
+
+enum ieee80211_ibss_request {
+ IEEE80211_IBSS_REQ_RUN = 0,
+};
+
+struct ieee80211_if_ibss {
+ struct timer_list timer;
+ struct work_struct work;
+
+ struct sk_buff_head skb_queue;
+
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ u8 ssid_len;
+
+ u32 flags;
+
+ u8 bssid[ETH_ALEN];
+
+ unsigned long request;
+
+ unsigned long ibss_join_req;
+ struct sk_buff *probe_resp; /* ProbeResp template for IBSS */
+
+ enum {
+ IEEE80211_IBSS_MLME_SEARCH,
+ IEEE80211_IBSS_MLME_JOINED,
+ } state;
};
struct ieee80211_if_mesh {
*
* @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets
* @IEEE80211_SDATA_PROMISC: interface is promisc
- * @IEEE80211_SDATA_USERSPACE_MLME: userspace MLME is active
* @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode
* @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between
* associated stations and deliver multicast frames both
enum ieee80211_sub_if_data_flags {
IEEE80211_SDATA_ALLMULTI = BIT(0),
IEEE80211_SDATA_PROMISC = BIT(1),
- IEEE80211_SDATA_USERSPACE_MLME = BIT(2),
- IEEE80211_SDATA_OPERATING_GMODE = BIT(3),
- IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(4),
+ IEEE80211_SDATA_OPERATING_GMODE = BIT(2),
+ IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3),
};
struct ieee80211_sub_if_data {
struct ieee80211_if_ap ap;
struct ieee80211_if_wds wds;
struct ieee80211_if_vlan vlan;
- struct ieee80211_if_sta sta;
+ struct ieee80211_if_managed mgd;
+ struct ieee80211_if_ibss ibss;
#ifdef CONFIG_MAC80211_MESH
struct ieee80211_if_mesh mesh;
#endif
enum queue_stop_reason {
IEEE80211_QUEUE_STOP_REASON_DRIVER,
IEEE80211_QUEUE_STOP_REASON_PS,
- IEEE80211_QUEUE_STOP_REASON_CSA
+ IEEE80211_QUEUE_STOP_REASON_CSA,
+ IEEE80211_QUEUE_STOP_REASON_AGGREGATION,
+ IEEE80211_QUEUE_STOP_REASON_SUSPEND,
+ IEEE80211_QUEUE_STOP_REASON_PENDING,
};
-/* maximum number of hardware queues we support. */
-#define QD_MAX_QUEUES (IEEE80211_MAX_AMPDU_QUEUES + IEEE80211_MAX_QUEUES)
-
struct ieee80211_master_priv {
struct ieee80211_local *local;
};
const struct ieee80211_ops *ops;
- unsigned long queue_pool[BITS_TO_LONGS(QD_MAX_QUEUES)];
unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES];
+ /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */
spinlock_t queue_stop_reason_lock;
+
struct net_device *mdev; /* wmaster# - "master" 802.11 device */
int open_count;
int monitors, cooked_mntrs;
int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss;
unsigned int filter_flags; /* FIF_* */
struct iw_statistics wstats;
- u8 wstats_flags;
bool tim_in_locked_section; /* see ieee80211_beacon_get() */
int tx_headroom; /* required headroom for hardware/radiotap */
struct sta_info *sta_hash[STA_HASH_SIZE];
struct timer_list sta_cleanup;
- unsigned long queues_pending[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)];
- unsigned long queues_pending_run[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)];
- struct ieee80211_tx_stored_packet pending_packet[IEEE80211_MAX_QUEUES];
+ struct sk_buff_head pending[IEEE80211_MAX_QUEUES];
struct tasklet_struct tx_pending_tasklet;
+ /*
+ * This lock is used to prevent concurrent A-MPDU
+ * session start/stop processing, this thus also
+ * synchronises the ->ampdu_action() callback to
+ * drivers and limits it to one at a time.
+ */
+ spinlock_t ampdu_lock;
+
/* number of interfaces with corresponding IFF_ flags */
atomic_t iff_allmultis, iff_promiscs;
struct crypto_blkcipher *wep_rx_tfm;
u32 wep_iv;
+ /* see iface.c */
struct list_head interfaces;
+ struct mutex iflist_mtx;
/*
* Key lock, protects sdata's key_list and sta_info's
/* Scanning and BSS list */
bool sw_scanning, hw_scanning;
+ struct cfg80211_ssid scan_ssid;
+ struct cfg80211_scan_request int_scan_req;
+ struct cfg80211_scan_request *scan_req;
+ struct ieee80211_channel *scan_channel;
int scan_channel_idx;
- enum ieee80211_band scan_band;
enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
unsigned long last_scan_completed;
struct delayed_work scan_work;
struct ieee80211_sub_if_data *scan_sdata;
- struct ieee80211_channel *oper_channel, *scan_channel, *csa_channel;
enum nl80211_channel_type oper_channel_type;
- u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
- size_t scan_ssid_len;
- struct list_head bss_list;
- struct ieee80211_bss *bss_hash[STA_HASH_SIZE];
- spinlock_t bss_lock;
+ struct ieee80211_channel *oper_channel, *csa_channel;
/* SNMP counters */
/* dot11CountersTable */
unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
bool powersave;
+ bool pspolling;
struct work_struct dynamic_ps_enable_work;
struct work_struct dynamic_ps_disable_work;
struct timer_list dynamic_ps_timer;
struct dentry *long_retry_limit;
struct dentry *total_ps_buffered;
struct dentry *wep_iv;
+ struct dentry *tsf;
+ struct dentry *reset;
struct dentry *statistics;
struct local_debugfsdentries_statsdentries {
struct dentry *transmitted_fragment_count;
void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
u32 changed);
void ieee80211_configure_filter(struct ieee80211_local *local);
+u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
/* wireless extensions */
extern const struct iw_handler_def ieee80211_iw_handler_def;
-/* STA/IBSS code */
+/* STA code */
void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata);
-void ieee80211_scan_work(struct work_struct *work);
-void ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
- struct ieee80211_rx_status *rx_status);
+ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
+ struct sk_buff *skb,
+ struct ieee80211_rx_status *rx_status);
+int ieee80211_sta_commit(struct ieee80211_sub_if_data *sdata);
int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len);
int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len);
int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid);
-void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_if_sta *ifsta);
-struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
- u8 *bssid, u8 *addr, u32 supp_rates);
+void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata);
int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason);
int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason);
-u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
-u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
- struct ieee802_11_elems *elems,
- enum ieee80211_band band);
-void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
- u8 *ssid, size_t ssid_len);
+void ieee80211_send_pspoll(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata);
+
+/* IBSS code */
+int ieee80211_ibss_commit(struct ieee80211_sub_if_data *sdata);
+int ieee80211_ibss_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len);
+int ieee80211_ibss_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len);
+int ieee80211_ibss_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid);
+void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
+void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata);
+ieee80211_rx_result
+ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
+ struct ieee80211_rx_status *rx_status);
+struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
+ u8 *bssid, u8 *addr, u32 supp_rates);
/* scan/BSS handling */
+void ieee80211_scan_work(struct work_struct *work);
int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
- u8 *ssid, size_t ssid_len);
+ struct cfg80211_scan_request *req);
int ieee80211_scan_results(struct ieee80211_local *local,
struct iw_request_info *info,
char *buf, size_t len);
ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb,
struct ieee80211_rx_status *rx_status);
-void ieee80211_rx_bss_list_init(struct ieee80211_local *local);
-void ieee80211_rx_bss_list_deinit(struct ieee80211_local *local);
int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata,
- char *ie, size_t len);
+ const char *ie, size_t len);
void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local);
+void ieee80211_scan_failed(struct ieee80211_local *local);
int ieee80211_start_scan(struct ieee80211_sub_if_data *scan_sdata,
- u8 *ssid, size_t ssid_len);
+ struct cfg80211_scan_request *req);
struct ieee80211_bss *
ieee80211_bss_info_update(struct ieee80211_local *local,
struct ieee80211_rx_status *rx_status,
struct ieee80211_mgmt *mgmt,
size_t len,
struct ieee802_11_elems *elems,
- int freq, bool beacon);
-struct ieee80211_bss *
-ieee80211_rx_bss_add(struct ieee80211_local *local, u8 *bssid, int freq,
- u8 *ssid, u8 ssid_len);
+ struct ieee80211_channel *channel,
+ bool beacon);
struct ieee80211_bss *
ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq,
u8 *ssid, u8 ssid_len);
void ieee80211_rx_bss_put(struct ieee80211_local *local,
struct ieee80211_bss *bss);
+void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid,
+ int freq, u8 *ssid, u8 ssid_len);
/* interface handling */
int ieee80211_if_add(struct ieee80211_local *local, const char *name,
struct ieee80211_ht_info *hti,
u16 ap_ht_cap_flags);
void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn);
+void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
+ const u8 *da, u16 tid,
+ u16 initiator, u16 reason_code);
void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da,
u16 tid, u16 initiator, u16 reason);
-void ieee80211_sta_tear_down_BA_sessions(struct ieee80211_sub_if_data *sdata, u8 *addr);
+void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
+ u16 initiator, u16 reason);
+void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta);
void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
struct sta_info *sta,
struct ieee80211_mgmt *mgmt, size_t len);
struct ieee80211_mgmt *mgmt,
size_t len);
+int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
+ enum ieee80211_back_parties initiator);
+
/* Spectrum management */
void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt,
u8 pwr_constr_elem_len);
/* Suspend/resume */
+#ifdef CONFIG_PM
int __ieee80211_suspend(struct ieee80211_hw *hw);
int __ieee80211_resume(struct ieee80211_hw *hw);
+#else
+static inline int __ieee80211_suspend(struct ieee80211_hw *hw)
+{
+ return 0;
+}
+static inline int __ieee80211_resume(struct ieee80211_hw *hw)
+{
+ return 0;
+}
+#endif
/* utility functions/constants */
extern void *mac80211_wiphy_privid; /* for wiphy privid */
void ieee80211_send_nullfunc(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
int powersave);
+void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_hdr *hdr);
+void ieee80211_beacon_loss_work(struct work_struct *work);
void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw,
enum queue_stop_reason reason);
void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw,
enum queue_stop_reason reason);
+void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue,
+ enum queue_stop_reason reason);
+void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue,
+ enum queue_stop_reason reason);
+
+void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
+ u16 transaction, u16 auth_alg,
+ u8 *extra, size_t extra_len,
+ const u8 *bssid, int encrypt);
+void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
+ u8 *ssid, size_t ssid_len,
+ u8 *ie, size_t ie_len);
+
+void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,
+ const size_t supp_rates_len,
+ const u8 *supp_rates);
+u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
+ struct ieee802_11_elems *elems,
+ enum ieee80211_band band);
#ifdef CONFIG_MAC80211_NOINLINE
#define debug_noinline noinline
projects / linux-2.6-omap-h63xx.git / blobdiff