Merge branch 'next' into for-linus

Prepare first set of updates for 3.10 merge window.

1 files changed, 285 insertions, 159 deletions

diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 8c804550465b..388580a1bada 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -56,6 +56,9 @@ struct ieee80211_local;
 #define TU_TO_JIFFIES(x)	(usecs_to_jiffies((x) * 1024))
 #define TU_TO_EXP_TIME(x)	(jiffies + TU_TO_JIFFIES(x))
 
+/* power level hasn't been configured (or set to automatic) */
+#define IEEE80211_UNSET_POWER_LEVEL	INT_MIN
+
 /*
  * Some APs experience problems when working with U-APSD. Decrease the
  * probability of that happening by using legacy mode for all ACs but VO.
@@ -83,25 +86,11 @@ struct ieee80211_fragment_entry {
 
 
 struct ieee80211_bss {
-	/* don't want to look up all the time */
-	size_t ssid_len;
-	u8 ssid[IEEE80211_MAX_SSID_LEN];
-
-	u32 device_ts;
-
-	u8 dtim_period;
+	u32 device_ts_beacon, device_ts_presp;
 
 	bool wmm_used;
 	bool uapsd_supported;
 
-	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;
@@ -137,7 +126,6 @@ enum ieee80211_bss_corrupt_data_flags {
 
 /**
  * enum ieee80211_valid_data_flags - BSS valid data flags
- * @IEEE80211_BSS_VALID_DTIM: DTIM data was gathered from non-corrupt IE
  * @IEEE80211_BSS_VALID_WMM: WMM/UAPSD data was gathered from non-corrupt IE
  * @IEEE80211_BSS_VALID_RATES: Supported rates were gathered from non-corrupt IE
  * @IEEE80211_BSS_VALID_ERP: ERP flag was gathered from non-corrupt IE
@@ -148,37 +136,11 @@ enum ieee80211_bss_corrupt_data_flags {
  * beacon/probe response.
  */
 enum ieee80211_bss_valid_data_flags {
-	IEEE80211_BSS_VALID_DTIM		= BIT(0),
 	IEEE80211_BSS_VALID_WMM			= BIT(1),
 	IEEE80211_BSS_VALID_RATES		= BIT(2),
 	IEEE80211_BSS_VALID_ERP			= BIT(3)
 };
 
-static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss)
-{
-#ifdef CONFIG_MAC80211_MESH
-	return bss->mesh_cfg;
-#endif
-	return NULL;
-}
-
-static inline u8 *bss_mesh_id(struct ieee80211_bss *bss)
-{
-#ifdef CONFIG_MAC80211_MESH
-	return bss->mesh_id;
-#endif
-	return NULL;
-}
-
-static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss)
-{
-#ifdef CONFIG_MAC80211_MESH
-	return bss->mesh_id_len;
-#endif
-	return 0;
-}
-
-
 typedef unsigned __bitwise__ ieee80211_tx_result;
 #define TX_CONTINUE	((__force ieee80211_tx_result) 0u)
 #define TX_DROP		((__force ieee80211_tx_result) 1u)
@@ -280,23 +242,27 @@ struct probe_resp {
 	u8 data[0];
 };
 
-struct ieee80211_if_ap {
-	struct beacon_data __rcu *beacon;
-	struct probe_resp __rcu *probe_resp;
-
-	struct list_head vlans;
-
+struct ps_data {
 	/* yes, this looks ugly, but guarantees that we can later use
 	 * bitmap_empty :)
 	 * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */
 	u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)];
-	struct sk_buff_head ps_bc_buf;
+	struct sk_buff_head bc_buf;
 	atomic_t num_sta_ps; /* number of stations in PS mode */
-	atomic_t num_mcast_sta; /* number of stations receiving multicast */
 	int dtim_count;
 	bool dtim_bc_mc;
 };
 
+struct ieee80211_if_ap {
+	struct beacon_data __rcu *beacon;
+	struct probe_resp __rcu *probe_resp;
+
+	struct list_head vlans;
+
+	struct ps_data ps;
+	atomic_t num_mcast_sta; /* number of stations receiving multicast */
+};
+
 struct ieee80211_if_wds {
 	struct sta_info *sta;
 	u8 remote_addr[ETH_ALEN];
@@ -316,7 +282,6 @@ struct mesh_stats {
 	__u32 dropped_frames_ttl;	/* Not transmitted since mesh_ttl == 0*/
 	__u32 dropped_frames_no_route;	/* Not transmitted, no route found */
 	__u32 dropped_frames_congestion;/* Not forwarded due to congestion */
-	atomic_t estab_plinks;
 };
 
 #define PREQ_Q_F_START		0x1
@@ -342,7 +307,6 @@ struct ieee80211_roc_work {
 	struct ieee80211_sub_if_data *sdata;
 
 	struct ieee80211_channel *chan;
-	enum nl80211_channel_type chan_type;
 
 	bool started, abort, hw_begun, notified;
 
@@ -350,7 +314,7 @@ struct ieee80211_roc_work {
 
 	u32 duration, req_duration;
 	struct sk_buff *frame;
-	u64 mgmt_tx_cookie;
+	u64 cookie, mgmt_tx_cookie;
 };
 
 /* flags used in struct ieee80211_if_managed.flags */
@@ -358,7 +322,7 @@ enum ieee80211_sta_flags {
 	IEEE80211_STA_BEACON_POLL	= BIT(0),
 	IEEE80211_STA_CONNECTION_POLL	= BIT(1),
 	IEEE80211_STA_CONTROL_PORT	= BIT(2),
-	IEEE80211_STA_DISABLE_11N	= BIT(4),
+	IEEE80211_STA_DISABLE_HT	= BIT(4),
 	IEEE80211_STA_CSA_RECEIVED	= BIT(5),
 	IEEE80211_STA_MFP_ENABLED	= BIT(6),
 	IEEE80211_STA_UAPSD_ENABLED	= BIT(7),
@@ -366,6 +330,8 @@ enum ieee80211_sta_flags {
 	IEEE80211_STA_RESET_SIGNAL_AVE	= BIT(9),
 	IEEE80211_STA_DISABLE_40MHZ	= BIT(10),
 	IEEE80211_STA_DISABLE_VHT	= BIT(11),
+	IEEE80211_STA_DISABLE_80P80MHZ	= BIT(12),
+	IEEE80211_STA_DISABLE_160MHZ	= BIT(13),
 };
 
 struct ieee80211_mgd_auth_data {
@@ -377,9 +343,11 @@ struct ieee80211_mgd_auth_data {
 	u8 key[WLAN_KEY_LEN_WEP104];
 	u8 key_len, key_idx;
 	bool done;
+	bool timeout_started;
 
-	size_t ie_len;
-	u8 ie[];
+	u16 sae_trans, sae_status;
+	size_t data_len;
+	u8 data[];
 };
 
 struct ieee80211_mgd_assoc_data {
@@ -395,12 +363,14 @@ struct ieee80211_mgd_assoc_data {
 	u8 ssid_len;
 	u8 supp_rates_len;
 	bool wmm, uapsd;
-	bool have_beacon;
-	bool sent_assoc;
+	bool have_beacon, need_beacon;
 	bool synced;
+	bool timeout_started;
 
 	u8 ap_ht_param;
 
+	struct ieee80211_vht_cap ap_vht_cap;
+
 	size_t ie_len;
 	u8 ie[];
 };
@@ -419,6 +389,7 @@ struct ieee80211_if_managed {
 	unsigned long probe_timeout;
 	int probe_send_count;
 	bool nullfunc_failed;
+	bool connection_loss;
 
 	struct mutex mtx;
 	struct cfg80211_bss *associated;
@@ -432,8 +403,8 @@ struct ieee80211_if_managed {
 	unsigned long timers_running; /* used for quiesce/restart */
 	bool powersave; /* powersave requested for this iface */
 	bool broken_ap; /* AP is broken -- turn off powersave */
+	u8 dtim_period;
 	enum ieee80211_smps_mode req_smps, /* requested smps mode */
-				 ap_smps, /* smps mode AP thinks we're in */
 				 driver_smps_mode; /* smps mode request */
 
 	struct work_struct request_smps_work;
@@ -443,6 +414,10 @@ struct ieee80211_if_managed {
 	bool beacon_crc_valid;
 	u32 beacon_crc;
 
+	bool status_acked;
+	bool status_received;
+	__le16 status_fc;
+
 	enum {
 		IEEE80211_MFP_DISABLED,
 		IEEE80211_MFP_OPTIONAL,
@@ -467,6 +442,8 @@ struct ieee80211_if_managed {
 
 	u8 use_4addr;
 
+	u8 p2p_noa_index;
+
 	/* Signal strength from the last Beacon frame in the current BSS. */
 	int last_beacon_signal;
 
@@ -599,9 +576,13 @@ struct ieee80211_if_mesh {
 	int preq_queue_len;
 	struct mesh_stats mshstats;
 	struct mesh_config mshcfg;
+	atomic_t estab_plinks;
 	u32 mesh_seqnum;
 	bool accepting_plinks;
 	int num_gates;
+	struct beacon_data __rcu *beacon;
+	/* just protects beacon updates for now */
+	struct mutex mtx;
 	const u8 *ie;
 	u8 ie_len;
 	enum {
@@ -610,10 +591,15 @@ struct ieee80211_if_mesh {
 		IEEE80211_MESH_SEC_SECURED = 0x2,
 	} security;
 	/* Extensible Synchronization Framework */
-	struct ieee80211_mesh_sync_ops *sync_ops;
+	const struct ieee80211_mesh_sync_ops *sync_ops;
 	s64 sync_offset_clockdrift_max;
 	spinlock_t sync_offset_lock;
 	bool adjusting_tbtt;
+	/* mesh power save */
+	enum nl80211_mesh_power_mode nonpeer_pm;
+	int ps_peers_light_sleep;
+	int ps_peers_deep_sleep;
+	struct ps_data ps;
 };
 
 #ifdef CONFIG_MAC80211_MESH
@@ -652,10 +638,38 @@ enum ieee80211_sub_if_data_flags {
  *	change handling while the interface is up
  * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel
  *	mode, so queues are stopped
+ * @SDATA_STATE_OFFCHANNEL_BEACON_STOPPED: Beaconing was stopped due
+ *	to offchannel, reset when offchannel returns
  */
 enum ieee80211_sdata_state_bits {
 	SDATA_STATE_RUNNING,
 	SDATA_STATE_OFFCHANNEL,
+	SDATA_STATE_OFFCHANNEL_BEACON_STOPPED,
+};
+
+/**
+ * enum ieee80211_chanctx_mode - channel context configuration mode
+ *
+ * @IEEE80211_CHANCTX_SHARED: channel context may be used by
+ *	multiple interfaces
+ * @IEEE80211_CHANCTX_EXCLUSIVE: channel context can be used
+ *	only by a single interface. This can be used for example for
+ *	non-fixed channel IBSS.
+ */
+enum ieee80211_chanctx_mode {
+	IEEE80211_CHANCTX_SHARED,
+	IEEE80211_CHANCTX_EXCLUSIVE
+};
+
+struct ieee80211_chanctx {
+	struct list_head list;
+	struct rcu_head rcu_head;
+
+	enum ieee80211_chanctx_mode mode;
+	int refcount;
+	bool driver_present;
+
+	struct ieee80211_chanctx_conf conf;
 };
 
 struct ieee80211_sub_if_data {
@@ -680,9 +694,6 @@ struct ieee80211_sub_if_data {
 
 	char name[IFNAMSIZ];
 
-	/* to detect idle changes */
-	bool old_idle;
-
 	/* Fragment table for host-based reassembly */
 	struct ieee80211_fragment_entry	fragments[IEEE80211_FRAGMENT_MAX];
 	unsigned int fragment_next;
@@ -704,10 +715,20 @@ struct ieee80211_sub_if_data {
 
 	struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS];
 
+	/* used to reconfigure hardware SM PS */
+	struct work_struct recalc_smps;
+
 	struct work_struct work;
 	struct sk_buff_head skb_queue;
 
-	bool arp_filter_state;
+	u8 needed_rx_chains;
+	enum ieee80211_smps_mode smps_mode;
+
+	int user_power_level; /* in dBm */
+	int ap_power_level; /* in dBm */
+
+	bool radar_required;
+	struct delayed_work dfs_cac_timer_work;
 
 	/*
 	 * AP this belongs to: self in AP mode and
@@ -730,6 +751,10 @@ struct ieee80211_sub_if_data {
 		u32 mntr_flags;
 	} u;
 
+	spinlock_t cleanup_stations_lock;
+	struct list_head cleanup_stations;
+	struct work_struct cleanup_stations_wk;
+
 #ifdef CONFIG_MAC80211_DEBUGFS
 	struct {
 		struct dentry *dir;
@@ -739,6 +764,11 @@ struct ieee80211_sub_if_data {
 		struct dentry *default_mgmt_key;
 	} debugfs;
 #endif
+
+#ifdef CONFIG_PM
+	struct ieee80211_bss_conf suspend_bss_conf;
+#endif
+
 	/* must be last, dynamically sized area in this! */
 	struct ieee80211_vif vif;
 };
@@ -749,6 +779,21 @@ struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p)
 	return container_of(p, struct ieee80211_sub_if_data, vif);
 }
 
+static inline enum ieee80211_band
+ieee80211_get_sdata_band(struct ieee80211_sub_if_data *sdata)
+{
+	enum ieee80211_band band = IEEE80211_BAND_2GHZ;
+	struct ieee80211_chanctx_conf *chanctx_conf;
+
+	rcu_read_lock();
+	chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+	if (!WARN_ON(!chanctx_conf))
+		band = chanctx_conf->def.chan->band;
+	rcu_read_unlock();
+
+	return band;
+}
+
 enum sdata_queue_type {
 	IEEE80211_SDATA_QUEUE_TYPE_FRAME	= 0,
 	IEEE80211_SDATA_QUEUE_AGG_START		= 1,
@@ -772,6 +817,7 @@ enum queue_stop_reason {
 	IEEE80211_QUEUE_STOP_REASON_AGGREGATION,
 	IEEE80211_QUEUE_STOP_REASON_SUSPEND,
 	IEEE80211_QUEUE_STOP_REASON_SKB_ADD,
+	IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL,
 };
 
 #ifdef CONFIG_MAC80211_LEDS
@@ -821,6 +867,7 @@ enum {
  * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to
  *	send out data
  * @SCAN_RESUME: Resume the scan and scan the next channel
+ * @SCAN_ABORT: Abort the scan and go back to operating channel
  */
 enum mac80211_scan_state {
 	SCAN_DECISION,
@@ -828,6 +875,7 @@ enum mac80211_scan_state {
 	SCAN_SEND_PROBE,
 	SCAN_SUSPEND,
 	SCAN_RESUME,
+	SCAN_ABORT,
 };
 
 struct ieee80211_local {
@@ -858,15 +906,14 @@ struct ieee80211_local {
 
 	bool wiphy_ciphers_allocated;
 
+	bool use_chanctx;
+
 	/* protects the aggregated multicast list and filter calls */
 	spinlock_t filter_lock;
 
 	/* used for uploading changed mc list */
 	struct work_struct reconfig_filter;
 
-	/* used to reconfigure hardware SM PS */
-	struct work_struct recalc_smps;
-
 	/* aggregated multicast list */
 	struct netdev_hw_addr_list mc_list;
 
@@ -903,6 +950,13 @@ struct ieee80211_local {
 	/* wowlan is enabled -- don't reconfig on resume */
 	bool wowlan;
 
+	/* DFS/radar detection is enabled */
+	bool radar_detect_enabled;
+	struct work_struct radar_detected_work;
+
+	/* number of RX chains the hardware has */
+	u8 rx_chains;
+
 	int tx_headroom; /* required headroom for hardware/radiotap */
 
 	/* Tasklet and skb queue to process calls from IRQ mode. All frames
@@ -914,14 +968,7 @@ struct ieee80211_local {
 	struct sk_buff_head skb_queue;
 	struct sk_buff_head skb_queue_unreliable;
 
-	/*
-	 * Internal FIFO queue which is shared between multiple rx path
-	 * stages. Its main task is to provide a serialization mechanism,
-	 * so all rx handlers can enjoy having exclusive access to their
-	 * private data structures.
-	 */
-	struct sk_buff_head rx_skb_queue;
-	bool running_rx_handler;	/* protected by rx_skb_queue.lock */
+	spinlock_t rx_path_lock;
 
 	/* Station data */
 	/*
@@ -972,6 +1019,7 @@ struct ieee80211_local {
 	enum ieee80211_band hw_scan_band;
 	int scan_channel_idx;
 	int scan_ies_len;
+	int hw_scan_ies_bufsize;
 
 	struct work_struct sched_scan_stopped_work;
 	struct ieee80211_sub_if_data __rcu *sched_scan_sdata;
@@ -980,12 +1028,17 @@ struct ieee80211_local {
 	enum mac80211_scan_state next_scan_state;
 	struct delayed_work scan_work;
 	struct ieee80211_sub_if_data __rcu *scan_sdata;
+	struct ieee80211_channel *csa_channel;
+	/* For backward compatibility only -- do not use */
+	struct ieee80211_channel *_oper_channel;
 	enum nl80211_channel_type _oper_channel_type;
-	struct ieee80211_channel *oper_channel, *csa_channel;
 
 	/* Temporary remain-on-channel for off-channel operations */
 	struct ieee80211_channel *tmp_channel;
-	enum nl80211_channel_type tmp_channel_type;
+
+	/* channel contexts */
+	struct list_head chanctx_list;
+	struct mutex chanctx_mtx;
 
 	/* SNMP counters */
 	/* dot11CountersTable */
@@ -1049,17 +1102,15 @@ struct ieee80211_local {
 	struct timer_list dynamic_ps_timer;
 	struct notifier_block network_latency_notifier;
 	struct notifier_block ifa_notifier;
+	struct notifier_block ifa6_notifier;
 
 	/*
 	 * The dynamic ps timeout configured from user space via WEXT -
 	 * this will override whatever chosen by mac80211 internally.
 	 */
 	int dynamic_ps_forced_timeout;
-	int dynamic_ps_user_timeout;
-	bool disable_dynamic_ps;
 
-	int user_power_level; /* in dBm */
-	int ap_power_level; /* in dBm */
+	int user_power_level; /* in dBm, for all interfaces */
 
 	enum ieee80211_smps_mode smps_mode;
 
@@ -1078,6 +1129,7 @@ struct ieee80211_local {
 	struct list_head roc_list;
 	struct work_struct hw_roc_start, hw_roc_done;
 	unsigned long hw_roc_start_time;
+	u64 roc_cookie_counter;
 
 	struct idr ack_status_frames;
 	spinlock_t ack_status_lock;
@@ -1091,6 +1143,7 @@ struct ieee80211_local {
 
 	/* virtual monitor interface */
 	struct ieee80211_sub_if_data __rcu *monitor_sdata;
+	struct cfg80211_chan_def monitor_chandef;
 };
 
 static inline struct ieee80211_sub_if_data *
@@ -1113,38 +1166,41 @@ struct ieee80211_ra_tid {
 
 /* Parsed Information Elements */
 struct ieee802_11_elems {
-	u8 *ie_start;
+	const u8 *ie_start;
 	size_t total_len;
 
 	/* pointers to IEs */
-	u8 *ssid;
-	u8 *supp_rates;
-	u8 *fh_params;
-	u8 *ds_params;
-	u8 *cf_params;
-	struct ieee80211_tim_ie *tim;
-	u8 *ibss_params;
-	u8 *challenge;
-	u8 *wpa;
-	u8 *rsn;
-	u8 *erp_info;
-	u8 *ext_supp_rates;
-	u8 *wmm_info;
-	u8 *wmm_param;
-	struct ieee80211_ht_cap *ht_cap_elem;
-	struct ieee80211_ht_operation *ht_operation;
-	struct ieee80211_meshconf_ie *mesh_config;
-	u8 *mesh_id;
-	u8 *peering;
-	u8 *preq;
-	u8 *prep;
-	u8 *perr;
-	struct ieee80211_rann_ie *rann;
-	struct ieee80211_channel_sw_ie *ch_switch_ie;
-	u8 *country_elem;
-	u8 *pwr_constr_elem;
-	u8 *quiet_elem;	/* first quite element */
-	u8 *timeout_int;
+	const u8 *ssid;
+	const u8 *supp_rates;
+	const u8 *fh_params;
+	const u8 *ds_params;
+	const u8 *cf_params;
+	const struct ieee80211_tim_ie *tim;
+	const u8 *ibss_params;
+	const u8 *challenge;
+	const u8 *rsn;
+	const u8 *erp_info;
+	const u8 *ext_supp_rates;
+	const u8 *wmm_info;
+	const u8 *wmm_param;
+	const struct ieee80211_ht_cap *ht_cap_elem;
+	const struct ieee80211_ht_operation *ht_operation;
+	const struct ieee80211_vht_cap *vht_cap_elem;
+	const struct ieee80211_vht_operation *vht_operation;
+	const struct ieee80211_meshconf_ie *mesh_config;
+	const u8 *mesh_id;
+	const u8 *peering;
+	const __le16 *awake_window;
+	const u8 *preq;
+	const u8 *prep;
+	const u8 *perr;
+	const struct ieee80211_rann_ie *rann;
+	const struct ieee80211_channel_sw_ie *ch_switch_ie;
+	const u8 *country_elem;
+	const u8 *pwr_constr_elem;
+	const u8 *quiet_elem;	/* first quite element */
+	const u8 *timeout_int;
+	const u8 *opmode_notif;
 
 	/* length of them, respectively */
 	u8 ssid_len;
@@ -1155,7 +1211,6 @@ struct ieee802_11_elems {
 	u8 tim_len;
 	u8 ibss_params_len;
 	u8 challenge_len;
-	u8 wpa_len;
 	u8 rsn_len;
 	u8 erp_info_len;
 	u8 ext_supp_rates_len;
@@ -1188,7 +1243,18 @@ static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr)
 	       is_broadcast_ether_addr(raddr);
 }
 
+static inline bool
+ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status)
+{
+	WARN_ON_ONCE(status->flag & RX_FLAG_MACTIME_START &&
+		     status->flag & RX_FLAG_MACTIME_END);
+	return status->flag & (RX_FLAG_MACTIME_START | RX_FLAG_MACTIME_END);
+}
 
+u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local,
+				     struct ieee80211_rx_status *status,
+				     unsigned int mpdu_len,
+				     unsigned int mpdu_offset);
 int ieee80211_hw_config(struct ieee80211_local *local, u32 changed);
 void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx);
 void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
@@ -1213,10 +1279,10 @@ void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata);
 int ieee80211_max_network_latency(struct notifier_block *nb,
 				  unsigned long data, void *dummy);
 int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata);
-void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
-				      struct ieee80211_channel_sw_ie *sw_elem,
-				      struct ieee80211_bss *bss,
-				      u64 timestamp);
+void
+ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
+				 const struct ieee80211_channel_sw_ie *sw_elem,
+				 struct ieee80211_bss *bss, u64 timestamp);
 void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata);
 void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
 void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata);
@@ -1225,6 +1291,8 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata);
 void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata);
 void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata);
+void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata,
+				  __le16 fc, bool acked);
 
 /* IBSS code */
 void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
@@ -1247,9 +1315,9 @@ void ieee80211_mesh_rx_queued_mgmt(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,
-				    struct ieee80211_channel *chan);
+int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata,
+				const u8 *ssid, u8 ssid_len,
+				struct ieee80211_channel *chan);
 int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
 			   struct cfg80211_scan_request *req);
 void ieee80211_scan_cancel(struct ieee80211_local *local);
@@ -1263,8 +1331,7 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
 			  struct ieee80211_mgmt *mgmt,
 			  size_t len,
 			  struct ieee802_11_elems *elems,
-			  struct ieee80211_channel *channel,
-			  bool beacon);
+			  struct ieee80211_channel *channel);
 void ieee80211_rx_bss_put(struct ieee80211_local *local,
 			  struct ieee80211_bss *bss);
 
@@ -1275,10 +1342,8 @@ int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata);
 void ieee80211_sched_scan_stopped_work(struct work_struct *work);
 
 /* off-channel helpers */
-void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
-				    bool offchannel_ps_enable);
-void ieee80211_offchannel_return(struct ieee80211_local *local,
-				 bool offchannel_ps_disable);
+void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local);
+void ieee80211_offchannel_return(struct ieee80211_local *local);
 void ieee80211_roc_setup(struct ieee80211_local *local);
 void ieee80211_start_next_roc(struct ieee80211_local *local);
 void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata);
@@ -1302,6 +1367,9 @@ void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
 int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up);
 void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata);
 
+bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata);
+void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata);
+
 static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata)
 {
 	return test_bit(SDATA_STATE_RUNNING, &sdata->state);
@@ -1314,14 +1382,16 @@ 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);
+void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
+			      struct sk_buff_head *skbs);
 
 /* HT */
 void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
 				     struct ieee80211_sta_ht_cap *ht_cap);
-void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
+bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
 				       struct ieee80211_supported_band *sband,
-				       struct ieee80211_ht_cap *ht_cap_ie,
-				       struct ieee80211_sta_ht_cap *ht_cap);
+				       const struct ieee80211_ht_cap *ht_cap_ie,
+				       struct sta_info *sta);
 void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
 			  const u8 *da, u16 tid,
 			  u16 initiator, u16 reason_code);
@@ -1334,7 +1404,8 @@ void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
 				     u16 initiator, u16 reason, bool stop);
 void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
 				    u16 initiator, u16 reason, bool stop);
-void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, bool tx);
+void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta,
+					 enum ieee80211_agg_stop_reason reason);
 void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
 			     struct sta_info *sta,
 			     struct ieee80211_mgmt *mgmt, size_t len);
@@ -1348,17 +1419,29 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
 				     size_t len);
 
 int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
-				   enum ieee80211_back_parties initiator,
-				   bool tx);
+				   enum ieee80211_agg_stop_reason reason);
 int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
-				    enum ieee80211_back_parties initiator,
-				    bool tx);
+				    enum ieee80211_agg_stop_reason reason);
 void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
 void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
 void ieee80211_ba_session_work(struct work_struct *work);
 void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid);
 void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid);
 
+u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs);
+
+/* VHT */
+void
+ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
+				    struct ieee80211_supported_band *sband,
+				    const struct ieee80211_vht_cap *vht_cap_ie,
+				    struct sta_info *sta);
+enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta);
+void ieee80211_sta_set_rx_nss(struct sta_info *sta);
+void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
+				 struct sta_info *sta, u8 opmode,
+				 enum ieee80211_band band, bool nss_only);
+
 /* Spectrum management */
 void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
 				       struct ieee80211_mgmt *mgmt,
@@ -1393,11 +1476,42 @@ void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int ke
 				     gfp_t gfp);
 void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata,
 			       bool bss_notify);
-void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
+void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
+		    enum ieee80211_band band);
 
-void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata,
-			  struct sk_buff *skb, int tid);
-static void inline ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata,
+void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata,
+				 struct sk_buff *skb, int tid,
+				 enum ieee80211_band band);
+
+static inline void
+ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata,
+			  struct sk_buff *skb, int tid,
+			  enum ieee80211_band band)
+{
+	rcu_read_lock();
+	__ieee80211_tx_skb_tid_band(sdata, skb, tid, band);
+	rcu_read_unlock();
+}
+
+static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata,
+					struct sk_buff *skb, int tid)
+{
+	struct ieee80211_chanctx_conf *chanctx_conf;
+
+	rcu_read_lock();
+	chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+	if (WARN_ON(!chanctx_conf)) {
+		rcu_read_unlock();
+		kfree_skb(skb);
+		return;
+	}
+
+	__ieee80211_tx_skb_tid_band(sdata, skb, tid,
+				    chanctx_conf->def.chan->band);
+	rcu_read_unlock();
+}
+
+static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata,
 				    struct sk_buff *skb)
 {
 	/* Send all internal mgmt frames on VO. Accordingly set TID to 7. */
@@ -1444,14 +1558,15 @@ static inline void ieee80211_add_pending_skbs(struct ieee80211_local *local,
 }
 
 void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
-			 u16 transaction, u16 auth_alg,
-			 u8 *extra, size_t extra_len, const u8 *bssid,
-			 const u8 *da, const u8 *key, u8 key_len, u8 key_idx);
+			 u16 transaction, u16 auth_alg, u16 status,
+			 const u8 *extra, size_t extra_len, const u8 *bssid,
+			 const u8 *da, const u8 *key, u8 key_len, u8 key_idx,
+			 u32 tx_flags);
 void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata,
 				    const u8 *bssid, u16 stype, u16 reason,
 				    bool send_frame, u8 *frame_buf);
 int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer,
-			     const u8 *ie, size_t ie_len,
+			     size_t buffer_len, const u8 *ie, size_t ie_len,
 			     enum ieee80211_band band, u32 rate_mask,
 			     u8 channel);
 struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
@@ -1463,8 +1578,8 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
 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,
-			      u32 ratemask, bool directed, bool no_cck,
-			      struct ieee80211_channel *channel);
+			      u32 ratemask, bool directed, u32 tx_flags,
+			      struct ieee80211_channel *channel, bool scan);
 
 void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,
 				  const size_t supp_rates_len,
@@ -1474,7 +1589,7 @@ u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
 			    enum ieee80211_band band, u32 *basic_rates);
 int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
 			     enum ieee80211_smps_mode smps_mode);
-void ieee80211_recalc_smps(struct ieee80211_local *local);
+void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata);
 
 size_t ieee80211_ie_split(const u8 *ies, size_t ielen,
 			  const u8 *ids, int n_ids, size_t offset);
@@ -1482,8 +1597,7 @@ size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset);
 u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
 			      u16 cap);
 u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
-			       struct ieee80211_channel *channel,
-			       enum nl80211_channel_type channel_type,
+			       const struct cfg80211_chan_def *chandef,
 			       u16 prot_mode);
 u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap,
 			       u32 cap);
@@ -1495,20 +1609,32 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata,
 				enum ieee80211_band band);
 
 /* channel management */
-enum ieee80211_chan_mode {
-	CHAN_MODE_UNDEFINED,
-	CHAN_MODE_HOPPING,
-	CHAN_MODE_FIXED,
-};
-
-enum ieee80211_chan_mode
-ieee80211_get_channel_mode(struct ieee80211_local *local,
-			   struct ieee80211_sub_if_data *ignore);
-bool ieee80211_set_channel_type(struct ieee80211_local *local,
-				struct ieee80211_sub_if_data *sdata,
-				enum nl80211_channel_type chantype);
-enum nl80211_channel_type
-ieee80211_ht_oper_to_channel_type(struct ieee80211_ht_operation *ht_oper);
+void ieee80211_ht_oper_to_chandef(struct ieee80211_channel *control_chan,
+				  const struct ieee80211_ht_operation *ht_oper,
+				  struct cfg80211_chan_def *chandef);
+
+int __must_check
+ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,
+			  const struct cfg80211_chan_def *chandef,
+			  enum ieee80211_chanctx_mode mode);
+int __must_check
+ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata,
+			       const struct cfg80211_chan_def *chandef,
+			       u32 *changed);
+void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata);
+void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata);
+void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
+					 bool clear);
+
+void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
+				   struct ieee80211_chanctx *chanctx);
+void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local,
+				    struct ieee80211_chanctx *chanctx);
+
+void ieee80211_dfs_cac_timer(unsigned long data);
+void ieee80211_dfs_cac_timer_work(struct work_struct *work);
+void ieee80211_dfs_cac_cancel(struct ieee80211_local *local);
+void ieee80211_dfs_radar_detected_work(struct work_struct *work);
 
 #ifdef CONFIG_MAC80211_NOINLINE
 #define debug_noinline noinline