#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/etherdevice.h>
+#include <net/ieee80211_radiotap.h>
#include <net/cfg80211.h>
-#include <net/wireless.h>
-#include <net/iw_handler.h>
#include <net/mac80211.h>
#include "key.h"
#include "sta_info.h"
/* frame is destined to interface currently processed (incl. multicast frames) */
#define IEEE80211_RX_RA_MATCH BIT(1)
#define IEEE80211_RX_AMSDU BIT(2)
-#define IEEE80211_RX_CMNTR_REPORTED BIT(3)
-#define IEEE80211_RX_FRAGMENTED BIT(4)
+#define IEEE80211_RX_FRAGMENTED BIT(3)
+/* only add flags here that do not change with subframes of an aMPDU */
struct ieee80211_rx_data {
struct sk_buff *skb;
- struct net_device *dev;
struct ieee80211_local *local;
struct ieee80211_sub_if_data *sdata;
struct sta_info *sta;
struct ieee80211_key *key;
- struct ieee80211_rx_status *status;
- struct ieee80211_rate *rate;
unsigned int flags;
- int sent_ps_buffered;
int queue;
u32 tkip_iv32;
u16 tkip_iv16;
struct ieee80211_if_vlan {
struct list_head list;
+
+ /* used for all tx if the VLAN is configured to 4-addr mode */
+ struct sta_info *sta;
};
struct mesh_stats {
- __u32 fwded_frames; /* Mesh forwarded frames */
+ __u32 fwded_mcast; /* Mesh forwarded multicast frames */
+ __u32 fwded_unicast; /* Mesh forwarded unicast frames */
+ __u32 fwded_frames; /* Mesh total forwarded frames */
__u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/
__u32 dropped_frames_no_route; /* Not transmitted, no route found */
atomic_t estab_plinks;
u8 flags;
};
+enum ieee80211_mgd_state {
+ IEEE80211_MGD_STATE_IDLE,
+ IEEE80211_MGD_STATE_PROBE,
+ IEEE80211_MGD_STATE_AUTH,
+ IEEE80211_MGD_STATE_ASSOC,
+};
+
+struct ieee80211_mgd_work {
+ struct list_head list;
+ struct ieee80211_bss *bss;
+ int ie_len;
+ u8 prev_bssid[ETH_ALEN];
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ u8 ssid_len;
+ unsigned long timeout;
+ enum ieee80211_mgd_state state;
+ u16 auth_alg, auth_transaction;
+
+ int tries;
+
+ u8 key[WLAN_KEY_LEN_WEP104];
+ u8 key_len, key_idx;
+
+ /* must be last */
+ u8 ie[0]; /* for auth or assoc frame, not probe */
+};
+
/* 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_AUTHENTICATED BIT(3)
-#define IEEE80211_STA_ASSOCIATED BIT(4)
-#define IEEE80211_STA_PROBEREQ_POLL BIT(5)
-#define IEEE80211_STA_CREATE_IBSS BIT(6)
-/* 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_PRIVACY_INVOKED BIT(13)
-#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
+enum ieee80211_sta_flags {
+ IEEE80211_STA_BEACON_POLL = BIT(0),
+ IEEE80211_STA_CONNECTION_POLL = BIT(1),
+ IEEE80211_STA_CONTROL_PORT = BIT(2),
+ IEEE80211_STA_WMM_ENABLED = BIT(3),
+ IEEE80211_STA_DISABLE_11N = BIT(4),
+ IEEE80211_STA_CSA_RECEIVED = BIT(5),
+ IEEE80211_STA_MFP_ENABLED = BIT(6),
+};
-/* 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)
+/* flags for MLME request */
+enum ieee80211_sta_request {
+ IEEE80211_STA_REQ_SCAN,
+};
struct ieee80211_if_managed {
struct timer_list timer;
+ struct timer_list conn_mon_timer;
+ struct timer_list bcn_mon_timer;
struct timer_list chswitch_timer;
struct work_struct work;
+ struct work_struct monitor_work;
struct work_struct chswitch_work;
struct work_struct beacon_loss_work;
- u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
+ unsigned long probe_timeout;
+ int probe_send_count;
- u8 ssid[IEEE80211_MAX_SSID_LEN];
- size_t ssid_len;
+ struct mutex mtx;
+ struct ieee80211_bss *associated;
+ struct ieee80211_mgd_work *old_associate_work;
+ struct list_head work_list;
- enum {
- IEEE80211_STA_MLME_DISABLED,
- IEEE80211_STA_MLME_DIRECT_PROBE,
- IEEE80211_STA_MLME_AUTHENTICATE,
- IEEE80211_STA_MLME_ASSOCIATE,
- IEEE80211_STA_MLME_ASSOCIATED,
- } state;
+ u8 bssid[ETH_ALEN];
u16 aid;
- u16 ap_capab, capab;
- u8 *extra_ie; /* to be added to the end of AssocReq */
- size_t extra_ie_len;
-
- /* The last AssocReq/Resp IEs */
- u8 *assocreq_ies, *assocresp_ies;
- size_t assocreq_ies_len, assocresp_ies_len;
+ u16 capab;
struct sk_buff_head skb_queue;
- int assoc_scan_tries; /* number of scans done pre-association */
- int direct_probe_tries; /* retries for direct probes */
- int auth_tries; /* retries for auth req */
- int assoc_tries; /* retries for assoc req */
-
+ unsigned long timers_running; /* used for quiesce/restart */
bool powersave; /* powersave requested for this iface */
unsigned long request;
- unsigned long last_probe;
- unsigned long last_beacon;
-
unsigned int flags;
- unsigned int auth_algs; /* bitfield of allowed auth algs */
- int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
- int auth_transaction;
-
u32 beacon_crc;
enum {
int wmm_last_param_set;
- /* Extra IE data for management frames */
- u8 *sme_auth_ie;
- size_t sme_auth_ie_len;
+ u8 use_4addr;
};
enum ieee80211_ibss_request {
unsigned long request;
unsigned long last_scan_completed;
+
+ bool timer_running;
+
bool fixed_bssid;
bool fixed_channel;
+ bool privacy;
u8 bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
struct work_struct work;
struct timer_list housekeeping_timer;
struct timer_list mesh_path_timer;
+ struct timer_list mesh_path_root_timer;
struct sk_buff_head skb_queue;
- bool housekeeping;
+ unsigned long timers_running;
+
+ unsigned long wrkq_flags;
u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN];
size_t mesh_id_len;
/* Active Path Selection Protocol Identifier */
- u8 mesh_pp_id[4];
+ u8 mesh_pp_id;
/* Active Path Selection Metric Identifier */
- u8 mesh_pm_id[4];
+ u8 mesh_pm_id;
/* Congestion Control Mode Identifier */
- u8 mesh_cc_id[4];
- /* Local mesh Destination Sequence Number */
- u32 dsn;
+ u8 mesh_cc_id;
+ /* Synchronization Protocol Identifier */
+ u8 mesh_sp_id;
+ /* Authentication Protocol Identifier */
+ u8 mesh_auth_id;
+ /* Local mesh Sequence Number */
+ u32 sn;
/* Last used PREQ ID */
u32 preq_id;
atomic_t mpaths;
- /* Timestamp of last DSN update */
- unsigned long last_dsn_update;
- /* Timestamp of last DSN sent */
+ /* Timestamp of last SN update */
+ unsigned long last_sn_update;
+ /* Timestamp of last SN sent */
unsigned long last_preq;
struct mesh_rmc *rmc;
spinlock_t mesh_preq_queue_lock;
int drop_unencrypted;
+ /*
+ * keep track of whether the HT opmode (stored in
+ * vif.bss_info.ht_operation_mode) is valid.
+ */
+ bool ht_opmode_valid;
+
/* Fragment table for host-based reassembly */
struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX];
unsigned int fragment_next;
} u;
#ifdef CONFIG_MAC80211_DEBUGFS
- struct dentry *debugfsdir;
- union {
- struct {
- struct dentry *drop_unencrypted;
- struct dentry *state;
- struct dentry *bssid;
- struct dentry *prev_bssid;
- struct dentry *ssid_len;
- struct dentry *aid;
- struct dentry *ap_capab;
- struct dentry *capab;
- struct dentry *extra_ie_len;
- struct dentry *auth_tries;
- struct dentry *assoc_tries;
- struct dentry *auth_algs;
- struct dentry *auth_alg;
- struct dentry *auth_transaction;
- struct dentry *flags;
- struct dentry *force_unicast_rateidx;
- struct dentry *max_ratectrl_rateidx;
- } sta;
- struct {
- struct dentry *drop_unencrypted;
- struct dentry *num_sta_ps;
- struct dentry *dtim_count;
- struct dentry *force_unicast_rateidx;
- struct dentry *max_ratectrl_rateidx;
- struct dentry *num_buffered_multicast;
- } ap;
- struct {
- struct dentry *drop_unencrypted;
- struct dentry *peer;
- struct dentry *force_unicast_rateidx;
- struct dentry *max_ratectrl_rateidx;
- } wds;
- struct {
- struct dentry *drop_unencrypted;
- struct dentry *force_unicast_rateidx;
- struct dentry *max_ratectrl_rateidx;
- } vlan;
- struct {
- struct dentry *mode;
- } monitor;
- } debugfs;
struct {
+ struct dentry *dir;
struct dentry *default_key;
struct dentry *default_mgmt_key;
- } common_debugfs;
-
-#ifdef CONFIG_MAC80211_MESH
- struct dentry *mesh_stats_dir;
- struct {
- struct dentry *fwded_frames;
- struct dentry *dropped_frames_ttl;
- struct dentry *dropped_frames_no_route;
- struct dentry *estab_plinks;
- struct timer_list mesh_path_timer;
- } mesh_stats;
-
- struct dentry *mesh_config_dir;
- struct {
- struct dentry *dot11MeshRetryTimeout;
- struct dentry *dot11MeshConfirmTimeout;
- struct dentry *dot11MeshHoldingTimeout;
- struct dentry *dot11MeshMaxRetries;
- struct dentry *dot11MeshTTL;
- struct dentry *auto_open_plinks;
- struct dentry *dot11MeshMaxPeerLinks;
- struct dentry *dot11MeshHWMPactivePathTimeout;
- struct dentry *dot11MeshHWMPpreqMinInterval;
- struct dentry *dot11MeshHWMPnetDiameterTraversalTime;
- struct dentry *dot11MeshHWMPmaxPREQretries;
- struct dentry *path_refresh_time;
- struct dentry *min_discovery_timeout;
- } mesh_config;
-#endif
-
+ } debugfs;
#endif
/* must be last, dynamically sized area in this! */
struct ieee80211_vif vif;
IEEE80211_QUEUE_STOP_REASON_CSA,
IEEE80211_QUEUE_STOP_REASON_AGGREGATION,
IEEE80211_QUEUE_STOP_REASON_SUSPEND,
- IEEE80211_QUEUE_STOP_REASON_PENDING,
+ IEEE80211_QUEUE_STOP_REASON_SKB_ADD,
};
-struct ieee80211_master_priv {
- struct ieee80211_local *local;
+/**
+ * mac80211 scan flags - currently active scan mode
+ *
+ * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as
+ * well be on the operating channel
+ * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to
+ * determine if we are on the operating channel or not
+ * @SCAN_OFF_CHANNEL: We're off our operating channel for scanning,
+ * gets only set in conjunction with SCAN_SW_SCANNING
+ */
+enum {
+ SCAN_SW_SCANNING,
+ SCAN_HW_SCANNING,
+ SCAN_OFF_CHANNEL,
+};
+
+/**
+ * enum mac80211_scan_state - scan state machine states
+ *
+ * @SCAN_DECISION: Main entry point to the scan state machine, this state
+ * determines if we should keep on scanning or switch back to the
+ * operating channel
+ * @SCAN_SET_CHANNEL: Set the next channel to be scanned
+ * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses
+ * @SCAN_LEAVE_OPER_CHANNEL: Leave the operating channel, notify the AP
+ * about us leaving the channel and stop all associated STA interfaces
+ * @SCAN_ENTER_OPER_CHANNEL: Enter the operating channel again, notify the
+ * AP about us being back and restart all associated STA interfaces
+ */
+enum mac80211_scan_state {
+ SCAN_DECISION,
+ SCAN_SET_CHANNEL,
+ SCAN_SEND_PROBE,
+ SCAN_LEAVE_OPER_CHANNEL,
+ SCAN_ENTER_OPER_CHANNEL,
};
struct ieee80211_local {
const struct ieee80211_ops *ops;
+ /*
+ * private workqueue to mac80211. mac80211 makes this accessible
+ * via ieee80211_queue_work()
+ */
+ struct workqueue_struct *workqueue;
+
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;
/* number of interfaces with corresponding FIF_ flags */
- int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss;
+ int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll;
unsigned int filter_flags; /* FIF_* */
- struct iw_statistics wstats;
+
+ /* protects the aggregated multicast list and filter calls */
+ spinlock_t filter_lock;
+
+ /* used for uploading changed mc list */
+ struct work_struct reconfig_filter;
+
+ /* aggregated multicast list */
+ struct dev_addr_list *mc_list;
+ int mc_count;
+
bool tim_in_locked_section; /* see ieee80211_beacon_get() */
+
+ /*
+ * suspended is true if we finished all the suspend _and_ we have
+ * not yet come up from resume. This is to be used by mac80211
+ * to ensure driver sanity during suspend and mac80211's own
+ * sanity. It can eventually be used for WoW as well.
+ */
+ bool suspended;
+
+ /*
+ * Resuming is true while suspended, but when we're reprogramming the
+ * hardware -- at that time it's allowed to use ieee80211_queue_work()
+ * again even though some other parts of the stack are still suspended
+ * and we still drop received frames to avoid waking the stack.
+ */
+ bool resuming;
+
+ /*
+ * quiescing is true during the suspend process _only_ to
+ * ease timer cancelling etc.
+ */
+ bool quiescing;
+
+ /* device is started */
+ bool started;
+
int tx_headroom; /* required headroom for hardware/radiotap */
/* Tasklet and skb queue to process calls from IRQ mode. All frames
struct list_head sta_list;
struct sta_info *sta_hash[STA_HASH_SIZE];
struct timer_list sta_cleanup;
+ int sta_generation;
struct sk_buff_head pending[IEEE80211_MAX_QUEUES];
struct tasklet_struct tx_pending_tasklet;
struct rate_control_ref *rate_ctrl;
- int rts_threshold;
- int fragmentation_threshold;
-
struct crypto_blkcipher *wep_tx_tfm;
struct crypto_blkcipher *wep_rx_tfm;
u32 wep_iv;
/* Scanning and BSS list */
- bool sw_scanning, hw_scanning;
+ struct mutex scan_mtx;
+ unsigned long scanning;
struct cfg80211_ssid scan_ssid;
- struct cfg80211_scan_request int_scan_req;
- struct cfg80211_scan_request *scan_req;
+ struct cfg80211_scan_request *int_scan_req;
+ struct cfg80211_scan_request *scan_req, *hw_scan_req;
struct ieee80211_channel *scan_channel;
- const u8 *orig_ies;
- int orig_ies_len;
+ enum ieee80211_band hw_scan_band;
int scan_channel_idx;
int scan_ies_len;
- enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
+ enum mac80211_scan_state next_scan_state;
struct delayed_work scan_work;
struct ieee80211_sub_if_data *scan_sdata;
enum nl80211_channel_type oper_channel_type;
unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
bool pspolling;
+ bool scan_ps_enabled;
/*
* PS can only be enabled when we have exactly one managed
* interface (and monitors) in PS, this then points there.
#ifdef CONFIG_MAC80211_DEBUGFS
struct local_debugfsdentries {
struct dentry *rcdir;
- struct dentry *rcname;
- struct dentry *frequency;
- struct dentry *rts_threshold;
- struct dentry *fragmentation_threshold;
- struct dentry *short_retry_limit;
- 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;
- struct dentry *multicast_transmitted_frame_count;
- struct dentry *failed_count;
- struct dentry *retry_count;
- struct dentry *multiple_retry_count;
- struct dentry *frame_duplicate_count;
- struct dentry *received_fragment_count;
- struct dentry *multicast_received_frame_count;
- struct dentry *transmitted_frame_count;
- struct dentry *wep_undecryptable_count;
- struct dentry *num_scans;
-#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
- struct dentry *tx_handlers_drop;
- struct dentry *tx_handlers_queued;
- struct dentry *tx_handlers_drop_unencrypted;
- struct dentry *tx_handlers_drop_fragment;
- struct dentry *tx_handlers_drop_wep;
- struct dentry *tx_handlers_drop_not_assoc;
- struct dentry *tx_handlers_drop_unauth_port;
- struct dentry *rx_handlers_drop;
- struct dentry *rx_handlers_queued;
- struct dentry *rx_handlers_drop_nullfunc;
- struct dentry *rx_handlers_drop_defrag;
- struct dentry *rx_handlers_drop_short;
- struct dentry *rx_handlers_drop_passive_scan;
- struct dentry *tx_expand_skb_head;
- struct dentry *tx_expand_skb_head_cloned;
- struct dentry *rx_expand_skb_head;
- struct dentry *rx_expand_skb_head2;
- struct dentry *rx_handlers_fragments;
- struct dentry *tx_status_drop;
-#endif
- struct dentry *dot11ACKFailureCount;
- struct dentry *dot11RTSFailureCount;
- struct dentry *dot11FCSErrorCount;
- struct dentry *dot11RTSSuccessCount;
- } stats;
struct dentry *stations;
struct dentry *keys;
} debugfs;
static inline struct ieee80211_sub_if_data *
IEEE80211_DEV_TO_SUB_IF(struct net_device *dev)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
- BUG_ON(!local || local->mdev == dev);
-
return netdev_priv(dev);
}
-/* this struct represents 802.11n's RA/TID combination */
+/* this struct represents 802.11n's RA/TID combination along with our vif */
struct ieee80211_ra_tid {
+ struct ieee80211_vif *vif;
u8 ra[ETH_ALEN];
u16 tid;
};
u8 *fh_params;
u8 *ds_params;
u8 *cf_params;
- u8 *tim;
+ struct ieee80211_tim_ie *tim;
u8 *ibss_params;
u8 *challenge;
u8 *wpa;
u8 *wmm_param;
struct ieee80211_ht_cap *ht_cap_elem;
struct ieee80211_ht_info *ht_info_elem;
- u8 *mesh_config;
+ struct ieee80211_meshconf_ie *mesh_config;
u8 *mesh_id;
u8 *peer_link;
u8 *preq;
u8 *prep;
u8 *perr;
+ struct ieee80211_rann_ie *rann;
u8 *ch_switch_elem;
u8 *country_elem;
u8 *pwr_constr_elem;
u8 ext_supp_rates_len;
u8 wmm_info_len;
u8 wmm_param_len;
- u8 mesh_config_len;
u8 mesh_id_len;
u8 peer_link_len;
u8 preq_len;
int ieee80211_hw_config(struct ieee80211_local *local, u32 changed);
-int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed);
void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx);
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 code */
void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata);
+int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
+ struct cfg80211_auth_request *req);
+int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
+ struct cfg80211_assoc_request *req);
+int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
+ struct cfg80211_deauth_request *req,
+ void *cookie);
+int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
+ struct cfg80211_disassoc_request *req,
+ void *cookie);
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);
-int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason);
-int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason);
+ struct sk_buff *skb);
void ieee80211_send_pspoll(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata);
void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency);
int ieee80211_max_network_latency(struct notifier_block *nb,
unsigned long data, void *dummy);
+void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_channel_sw_ie *sw_elem,
+ struct ieee80211_bss *bss);
+void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata);
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
/* IBSS code */
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);
+ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
u8 *bssid, u8 *addr, u32 supp_rates);
int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
struct cfg80211_ibss_params *params);
int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata);
+void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata);
+void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata);
/* scan/BSS handling */
void ieee80211_scan_work(struct work_struct *work);
+int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata,
+ const u8 *ssid, u8 ssid_len);
int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
struct cfg80211_scan_request *req);
-int ieee80211_scan_results(struct ieee80211_local *local,
- struct iw_request_info *info,
- char *buf, size_t len);
+void ieee80211_scan_cancel(struct ieee80211_local *local);
ieee80211_rx_result
-ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata,
- struct sk_buff *skb,
- struct ieee80211_rx_status *rx_status);
-int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata,
- const char *ie, size_t len);
+ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
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,
- struct cfg80211_scan_request *req);
struct ieee80211_bss *
ieee80211_bss_info_update(struct ieee80211_local *local,
struct ieee80211_rx_status *rx_status,
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,
enum nl80211_iftype type);
void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata);
void ieee80211_remove_interfaces(struct ieee80211_local *local);
+u32 __ieee80211_recalc_idle(struct ieee80211_local *local);
+void ieee80211_recalc_idle(struct ieee80211_local *local);
/* tx handling */
void ieee80211_clear_tx_pending(struct ieee80211_local *local);
void ieee80211_tx_pending(unsigned long data);
-int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev);
-int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev);
-int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev);
+netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
+netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
+
+/*
+ * radiotap header for status frames
+ */
+struct ieee80211_tx_status_rtap_hdr {
+ struct ieee80211_radiotap_header hdr;
+ u8 rate;
+ u8 padding_for_rate;
+ __le16 tx_flags;
+ u8 data_retries;
+} __attribute__ ((packed));
+
/* HT */
void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband,
int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator);
+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,
size_t len);
-void ieee80211_chswitch_timer(unsigned long data);
-void ieee80211_chswitch_work(struct work_struct *work);
-void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_channel_sw_ie *sw_elem,
- struct ieee80211_bss *bss);
-void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata,
- u16 capab_info, u8 *pwr_constr_elem,
- u8 pwr_constr_elem_len);
/* Suspend/resume and hw reconfiguration */
int ieee80211_reconfig(struct ieee80211_local *local);
+void ieee80211_stop_device(struct ieee80211_local *local);
#ifdef CONFIG_PM
int __ieee80211_suspend(struct ieee80211_hw *hw);
/* utility functions/constants */
extern void *mac80211_wiphy_privid; /* for wiphy privid */
-extern const unsigned char rfc1042_header[6];
-extern const unsigned char bridge_tunnel_header[6];
u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len,
enum nl80211_iftype type);
int ieee80211_frame_duration(struct ieee80211_local *local, size_t len,
int rate, int erp, int short_preamble);
void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx,
- struct ieee80211_hdr *hdr, const u8 *tsc);
+ struct ieee80211_hdr *hdr, const u8 *tsc,
+ gfp_t gfp);
void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata);
-void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
- int encrypt);
+void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
void ieee802_11_parse_elems(u8 *start, size_t len,
struct ieee802_11_elems *elems);
u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
struct ieee802_11_elems *elems,
u64 filter, u32 crc);
-int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq);
u32 ieee80211_mandatory_rates(struct ieee80211_local *local,
enum ieee80211_band band);
enum queue_stop_reason reason);
void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue,
enum queue_stop_reason reason);
+void ieee80211_add_pending_skb(struct ieee80211_local *local,
+ struct sk_buff *skb);
+int ieee80211_add_pending_skbs(struct ieee80211_local *local,
+ struct sk_buff_head *skbs);
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);
+ u8 *extra, size_t extra_len, const u8 *bssid,
+ const u8 *key, u8 key_len, u8 key_idx);
int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer,
- const u8 *ie, size_t ie_len);
+ const u8 *ie, size_t ie_len,
+ enum ieee80211_band band);
void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len);