wireless backport from 3.4

Courtesy of Brian Beloshapka (bbelos)

Change-Id: I4b0a8d591bfe57c9f69943ecaf2fa80e772fde8e

5 files changed, 607 insertions, 223 deletions

diff --git a/include/net/cfg80211-wext.h b/include/net/cfg80211-wext.h
new file mode 100644
index 0000000..25baddc
--- /dev/null
+++ b/include/net/cfg80211-wext.h
@@ -0,0 +1,55 @@
+#ifndef __NET_CFG80211_WEXT_H
+#define __NET_CFG80211_WEXT_H
+/*
+ * 802.11 device and configuration interface -- wext handlers
+ *
+ * Copyright 2006-2010	Johannes Berg <johannes@sipsolutions.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/netdevice.h>
+#include <linux/wireless.h>
+#include <net/iw_handler.h>
+
+/*
+ * Temporary wext handlers & helper functions
+ *
+ * These are used only by drivers that aren't yet fully
+ * converted to cfg80211.
+ */
+int cfg80211_wext_giwname(struct net_device *dev,
+			  struct iw_request_info *info,
+			  char *name, char *extra);
+int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info,
+			  u32 *mode, char *extra);
+int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info,
+			  u32 *mode, char *extra);
+int cfg80211_wext_siwscan(struct net_device *dev,
+			  struct iw_request_info *info,
+			  union iwreq_data *wrqu, char *extra);
+int cfg80211_wext_giwscan(struct net_device *dev,
+			  struct iw_request_info *info,
+			  struct iw_point *data, char *extra);
+int cfg80211_wext_giwrange(struct net_device *dev,
+			   struct iw_request_info *info,
+			   struct iw_point *data, char *extra);
+int cfg80211_wext_siwrts(struct net_device *dev,
+			 struct iw_request_info *info,
+			 struct iw_param *rts, char *extra);
+int cfg80211_wext_giwrts(struct net_device *dev,
+			 struct iw_request_info *info,
+			 struct iw_param *rts, char *extra);
+int cfg80211_wext_siwfrag(struct net_device *dev,
+			  struct iw_request_info *info,
+			  struct iw_param *frag, char *extra);
+int cfg80211_wext_giwfrag(struct net_device *dev,
+			  struct iw_request_info *info,
+			  struct iw_param *frag, char *extra);
+int cfg80211_wext_giwretry(struct net_device *dev,
+			   struct iw_request_info *info,
+			   struct iw_param *retry, char *extra);
+
+#endif /* __NET_CFG80211_WEXT_H */
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 4014ddc..a57c9f9 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -13,6 +13,7 @@
 #include <linux/netdevice.h>
 #include <linux/debugfs.h>
 #include <linux/list.h>
+#include <linux/bug.h>
 #include <linux/netlink.h>
 #include <linux/skbuff.h>
 #include <linux/nl80211.h>
@@ -20,11 +21,6 @@
 #include <linux/ieee80211.h>
 #include <net/regulatory.h>
 
-/* remove once we remove the wext stuff */
-#include <net/iw_handler.h>
-#include <linux/wireless.h>
-
-
 /**
  * DOC: Introduction
  *
@@ -125,6 +121,7 @@ enum ieee80211_channel_flags {
  * @band: band this channel belongs to.
  * @max_antenna_gain: maximum antenna gain in dBi
  * @max_power: maximum transmission power (in dBm)
+ * @max_reg_power: maximum regulatory transmission power (in dBm)
  * @beacon_found: helper to regulatory code to indicate when a beacon
  *	has been found on this channel. Use regulatory_hint_found_beacon()
  *	to enable this, this is useful only on 5 GHz band.
@@ -138,6 +135,7 @@ struct ieee80211_channel {
 	u32 flags;
 	int max_antenna_gain;
 	int max_power;
+	int max_reg_power;
 	bool beacon_found;
 	u32 orig_flags;
 	int orig_mag, orig_mpwr;
@@ -339,23 +337,96 @@ struct survey_info {
 };
 
 /**
- * struct beacon_parameters - beacon parameters
- *
- * Used to configure the beacon for an interface.
- *
+ * struct cfg80211_crypto_settings - Crypto settings
+ * @wpa_versions: indicates which, if any, WPA versions are enabled
+ *	(from enum nl80211_wpa_versions)
+ * @cipher_group: group key cipher suite (or 0 if unset)
+ * @n_ciphers_pairwise: number of AP supported unicast ciphers
+ * @ciphers_pairwise: unicast key cipher suites
+ * @n_akm_suites: number of AKM suites
+ * @akm_suites: AKM suites
+ * @control_port: Whether user space controls IEEE 802.1X port, i.e.,
+ *	sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is
+ *	required to assume that the port is unauthorized until authorized by
+ *	user space. Otherwise, port is marked authorized by default.
+ * @control_port_ethertype: the control port protocol that should be
+ *	allowed through even on unauthorized ports
+ * @control_port_no_encrypt: TRUE to prevent encryption of control port
+ *	protocol frames.
+ */
+struct cfg80211_crypto_settings {
+	u32 wpa_versions;
+	u32 cipher_group;
+	int n_ciphers_pairwise;
+	u32 ciphers_pairwise[NL80211_MAX_NR_CIPHER_SUITES];
+	int n_akm_suites;
+	u32 akm_suites[NL80211_MAX_NR_AKM_SUITES];
+	bool control_port;
+	__be16 control_port_ethertype;
+	bool control_port_no_encrypt;
+};
+
+/**
+ * struct cfg80211_beacon_data - beacon data
  * @head: head portion of beacon (before TIM IE)
  *     or %NULL if not changed
  * @tail: tail portion of beacon (after TIM IE)
  *     or %NULL if not changed
- * @interval: beacon interval or zero if not changed
- * @dtim_period: DTIM period or zero if not changed
  * @head_len: length of @head
  * @tail_len: length of @tail
+ * @beacon_ies: extra information element(s) to add into Beacon frames or %NULL
+ * @beacon_ies_len: length of beacon_ies in octets
+ * @proberesp_ies: extra information element(s) to add into Probe Response
+ *	frames or %NULL
+ * @proberesp_ies_len: length of proberesp_ies in octets
+ * @assocresp_ies: extra information element(s) to add into (Re)Association
+ *	Response frames or %NULL
+ * @assocresp_ies_len: length of assocresp_ies in octets
+ * @probe_resp_len: length of probe response template (@probe_resp)
+ * @probe_resp: probe response template (AP mode only)
+ */
+struct cfg80211_beacon_data {
+	const u8 *head, *tail;
+	const u8 *beacon_ies;
+	const u8 *proberesp_ies;
+	const u8 *assocresp_ies;
+	const u8 *probe_resp;
+
+	size_t head_len, tail_len;
+	size_t beacon_ies_len;
+	size_t proberesp_ies_len;
+	size_t assocresp_ies_len;
+	size_t probe_resp_len;
+};
+
+/**
+ * struct cfg80211_ap_settings - AP configuration
+ *
+ * Used to configure an AP interface.
+ *
+ * @beacon: beacon data
+ * @beacon_interval: beacon interval
+ * @dtim_period: DTIM period
+ * @ssid: SSID to be used in the BSS (note: may be %NULL if not provided from
+ *	user space)
+ * @ssid_len: length of @ssid
+ * @hidden_ssid: whether to hide the SSID in Beacon/Probe Response frames
+ * @crypto: crypto settings
+ * @privacy: the BSS uses privacy
+ * @auth_type: Authentication type (algorithm)
+ * @inactivity_timeout: time in seconds to determine station's inactivity.
  */
-struct beacon_parameters {
-	u8 *head, *tail;
-	int interval, dtim_period;
-	int head_len, tail_len;
+struct cfg80211_ap_settings {
+	struct cfg80211_beacon_data beacon;
+
+	int beacon_interval, dtim_period;
+	const u8 *ssid;
+	size_t ssid_len;
+	enum nl80211_hidden_ssid hidden_ssid;
+	struct cfg80211_crypto_settings crypto;
+	bool privacy;
+	enum nl80211_auth_type auth_type;
+	int inactivity_timeout;
 };
 
 /**
@@ -372,6 +443,17 @@ enum plink_actions {
 };
 
 /**
+ * enum station_parameters_apply_mask - station parameter values to apply
+ * @STATION_PARAM_APPLY_UAPSD: apply new uAPSD parameters (uapsd_queues, max_sp)
+ *
+ * Not all station parameters have in-band "no change" signalling,
+ * for those that don't these flags will are used.
+ */
+enum station_parameters_apply_mask {
+	STATION_PARAM_APPLY_UAPSD = BIT(0),
+};
+
+/**
  * struct station_parameters - station parameters
  *
  * Used to change and create a new station.
@@ -389,17 +471,27 @@ enum plink_actions {
  * @plink_action: plink action to take
  * @plink_state: set the peer link state for a station
  * @ht_capa: HT capabilities of station
+ * @uapsd_queues: bitmap of queues configured for uapsd. same format
+ *	as the AC bitmap in the QoS info field
+ * @max_sp: max Service Period. same format as the MAX_SP in the
+ *	QoS info field (but already shifted down)
+ * @sta_modify_mask: bitmap indicating which parameters changed
+ *	(for those that don't have a natural "no change" value),
+ *	see &enum station_parameters_apply_mask
  */
 struct station_parameters {
 	u8 *supported_rates;
 	struct net_device *vlan;
 	u32 sta_flags_mask, sta_flags_set;
+	u32 sta_modify_mask;
 	int listen_interval;
 	u16 aid;
 	u8 supported_rates_len;
 	u8 plink_action;
 	u8 plink_state;
 	struct ieee80211_ht_cap *ht_capa;
+	u8 uapsd_queues;
+	u8 max_sp;
 };
 
 /**
@@ -427,6 +519,8 @@ struct station_parameters {
  * @STATION_INFO_BSS_PARAM: @bss_param filled
  * @STATION_INFO_CONNECTED_TIME: @connected_time filled
  * @STATION_INFO_ASSOC_REQ_IES: @assoc_req_ies filled
+ * @STATION_INFO_STA_FLAGS: @sta_flags filled
+ * @STATION_INFO_BEACON_LOSS_COUNT: @beacon_loss_count filled
  */
 enum station_info_flags {
 	STATION_INFO_INACTIVE_TIME	= 1<<0,
@@ -446,7 +540,9 @@ enum station_info_flags {
 	STATION_INFO_RX_BITRATE		= 1<<14,
 	STATION_INFO_BSS_PARAM          = 1<<15,
 	STATION_INFO_CONNECTED_TIME	= 1<<16,
-	STATION_INFO_ASSOC_REQ_IES	= 1<<17
+	STATION_INFO_ASSOC_REQ_IES	= 1<<17,
+	STATION_INFO_STA_FLAGS		= 1<<18,
+	STATION_INFO_BEACON_LOSS_COUNT	= 1<<19
 };
 
 /**
@@ -524,8 +620,10 @@ struct sta_bss_parameters {
  * @llid: mesh local link id
  * @plid: mesh peer link id
  * @plink_state: mesh peer link state
- * @signal: signal strength of last received packet in dBm
- * @signal_avg: signal strength average in dBm
+ * @signal: the signal strength, type depends on the wiphy's signal_type
+	NOTE: For CFG80211_SIGNAL_TYPE_MBM, value is expressed in _dBm_.
+ * @signal_avg: avg signal strength, type depends on the wiphy's signal_type
+	NOTE: For CFG80211_SIGNAL_TYPE_MBM, value is expressed in _dBm_.
  * @txrate: current unicast bitrate from this station
  * @rxrate: current unicast bitrate to this station
  * @rx_packets: packets received from this station
@@ -543,6 +641,8 @@ struct sta_bss_parameters {
  *	user space MLME/SME implementation. The information is provided for
  *	the cfg80211_new_sta() calls to notify user space of the IEs.
  * @assoc_req_ies_len: Length of assoc_req_ies buffer in octets.
+ * @sta_flags: station flags mask & values
+ * @beacon_loss_count: Number of times beacon loss event has triggered.
  */
 struct station_info {
 	u32 filled;
@@ -563,12 +663,13 @@ struct station_info {
 	u32 tx_failed;
 	u32 rx_dropped_misc;
 	struct sta_bss_parameters bss_param;
+	struct nl80211_sta_flag_update sta_flags;
 
 	int generation;
 
 	const u8 *assoc_req_ies;
 	size_t assoc_req_ies_len;
-
+	u32 beacon_loss_count;
 	/*
 	 * Note: Add a new enum station_info_flags value for each new field and
 	 * use it to check which fields are initialized.
@@ -701,8 +802,17 @@ struct mesh_config {
 	u16 min_discovery_timeout;
 	u32 dot11MeshHWMPactivePathTimeout;
 	u16 dot11MeshHWMPpreqMinInterval;
+	u16 dot11MeshHWMPperrMinInterval;
 	u16 dot11MeshHWMPnetDiameterTraversalTime;
 	u8  dot11MeshHWMPRootMode;
+	u16 dot11MeshHWMPRannInterval;
+	/* This is missnamed in draft 12.0: dot11MeshGateAnnouncementProtocol
+	 * set to true only means that the station will announce others it's a
+	 * mesh gate, but not necessarily using the gate announcement protocol.
+	 * Still keeping the same nomenclature to be in sync with the spec. */
+	bool  dot11MeshGateAnnouncementProtocol;
+	bool dot11MeshForwarding;
+	s32 rssi_threshold;
 };
 
 /**
@@ -715,6 +825,7 @@ struct mesh_config {
  * @ie_len: length of vendor information elements
  * @is_authenticated: this mesh requires authentication
  * @is_secure: this mesh uses security
+ * @mcast_rate: multicat rate for Mesh Node [6Mbps is the default for 802.11a]
  *
  * These parameters are fixed when the mesh is created.
  */
@@ -727,6 +838,7 @@ struct mesh_setup {
 	u8 ie_len;
 	bool is_authenticated;
 	bool is_secure;
+	int mcast_rate[IEEE80211_NUM_BANDS];
 };
 
 /**
@@ -792,9 +904,11 @@ struct cfg80211_ssid {
  * @n_channels: total number of channels to scan
  * @ie: optional information element(s) to add into Probe Request or %NULL
  * @ie_len: length of ie in octets
+ * @rates: bitmap of rates to advertise for each band
  * @wiphy: the wiphy this was for
  * @dev: the interface
  * @aborted: (internal) scan request was notified as aborted
+ * @no_cck: used to send probe requests at non CCK rate in 2GHz band
  */
 struct cfg80211_scan_request {
 	struct cfg80211_ssid *ssids;
@@ -803,10 +917,13 @@ struct cfg80211_scan_request {
 	const u8 *ie;
 	size_t ie_len;
 
+	u32 rates[IEEE80211_NUM_BANDS];
+
 	/* internal */
 	struct wiphy *wiphy;
 	struct net_device *dev;
 	bool aborted;
+	bool no_cck;
 
 	/* keep last */
 	struct ieee80211_channel *channels[0];
@@ -924,36 +1041,6 @@ const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie);
 
 
 /**
- * struct cfg80211_crypto_settings - Crypto settings
- * @wpa_versions: indicates which, if any, WPA versions are enabled
- *	(from enum nl80211_wpa_versions)
- * @cipher_group: group key cipher suite (or 0 if unset)
- * @n_ciphers_pairwise: number of AP supported unicast ciphers
- * @ciphers_pairwise: unicast key cipher suites
- * @n_akm_suites: number of AKM suites
- * @akm_suites: AKM suites
- * @control_port: Whether user space controls IEEE 802.1X port, i.e.,
- *	sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is
- *	required to assume that the port is unauthorized until authorized by
- *	user space. Otherwise, port is marked authorized by default.
- * @control_port_ethertype: the control port protocol that should be
- *	allowed through even on unauthorized ports
- * @control_port_no_encrypt: TRUE to prevent encryption of control port
- *	protocol frames.
- */
-struct cfg80211_crypto_settings {
-	u32 wpa_versions;
-	u32 cipher_group;
-	int n_ciphers_pairwise;
-	u32 ciphers_pairwise[NL80211_MAX_NR_CIPHER_SUITES];
-	int n_akm_suites;
-	u32 akm_suites[NL80211_MAX_NR_AKM_SUITES];
-	bool control_port;
-	__be16 control_port_ethertype;
-	bool control_port_no_encrypt;
-};
-
-/**
  * struct cfg80211_auth_request - Authentication request data
  *
  * This structure provides information needed to complete IEEE 802.11
@@ -966,10 +1053,6 @@ struct cfg80211_crypto_settings {
  * @key_len: length of WEP key for shared key authentication
  * @key_idx: index of WEP key for shared key authentication
  * @key: WEP key for shared key authentication
- * @local_state_change: This is a request for a local state only, i.e., no
- *	Authentication frame is to be transmitted and authentication state is
- *	to be changed without having to wait for a response from the peer STA
- *	(AP).
  */
 struct cfg80211_auth_request {
 	struct cfg80211_bss *bss;
@@ -978,7 +1061,15 @@ struct cfg80211_auth_request {
 	enum nl80211_auth_type auth_type;
 	const u8 *key;
 	u8 key_len, key_idx;
-	bool local_state_change;
+};
+
+/**
+ * enum cfg80211_assoc_req_flags - Over-ride default behaviour in association.
+ *
+ * @ASSOC_REQ_DISABLE_HT:  Disable HT (802.11n)
+ */
+enum cfg80211_assoc_req_flags {
+	ASSOC_REQ_DISABLE_HT		= BIT(0),
 };
 
 /**
@@ -986,12 +1077,20 @@ struct cfg80211_auth_request {
  *
  * This structure provides information needed to complete IEEE 802.11
  * (re)association.
- * @bss: The BSS to associate with.
+ * @bss: The BSS to associate with. If the call is successful the driver
+ *	is given a reference that it must release, normally via a call to
+ *	cfg80211_send_rx_assoc(), or, if association timed out, with a
+ *	call to cfg80211_put_bss() (in addition to calling
+ *	cfg80211_send_assoc_timeout())
  * @ie: Extra IEs to add to (Re)Association Request frame or %NULL
  * @ie_len: Length of ie buffer in octets
  * @use_mfp: Use management frame protection (IEEE 802.11w) in this association
  * @crypto: crypto settings
  * @prev_bssid: previous BSSID, if not %NULL use reassociate frame
+ * @flags:  See &enum cfg80211_assoc_req_flags
+ * @ht_capa:  HT Capabilities over-rides.  Values set in ht_capa_mask
+ *   will be used in ht_capa.  Un-supported values will be ignored.
+ * @ht_capa_mask:  The bits of ht_capa which are to be used.
  */
 struct cfg80211_assoc_request {
 	struct cfg80211_bss *bss;
@@ -999,6 +1098,9 @@ struct cfg80211_assoc_request {
 	size_t ie_len;
 	struct cfg80211_crypto_settings crypto;
 	bool use_mfp;
+	u32 flags;
+	struct ieee80211_ht_cap ht_capa;
+	struct ieee80211_ht_cap ht_capa_mask;
 };
 
 /**
@@ -1007,19 +1109,16 @@ struct cfg80211_assoc_request {
  * This structure provides information needed to complete IEEE 802.11
  * deauthentication.
  *
- * @bss: the BSS to deauthenticate from
+ * @bssid: the BSSID of the BSS to deauthenticate from
  * @ie: Extra IEs to add to Deauthentication frame or %NULL
  * @ie_len: Length of ie buffer in octets
  * @reason_code: The reason code for the deauthentication
- * @local_state_change: This is a request for a local state only, i.e., no
- *	Deauthentication frame is to be transmitted.
  */
 struct cfg80211_deauth_request {
-	struct cfg80211_bss *bss;
+	const u8 *bssid;
 	const u8 *ie;
 	size_t ie_len;
 	u16 reason_code;
-	bool local_state_change;
 };
 
 /**
@@ -1054,6 +1153,7 @@ struct cfg80211_disassoc_request {
  * @bssid: Fixed BSSID requested, maybe be %NULL, if set do not
  *	search for IBSSs with a different BSSID.
  * @channel: The channel to use if no IBSS can be found to join.
+ * @channel_type: channel type (HT mode)
  * @channel_fixed: The channel should be fixed -- do not search for
  *	IBSSs to join on other channels.
  * @ie: information element(s) to include in the beacon
@@ -1061,6 +1161,10 @@ struct cfg80211_disassoc_request {
  * @beacon_interval: beacon interval to use
  * @privacy: this is a protected network, keys will be configured
  *	after joining
+ * @control_port: whether user space controls IEEE 802.1X port, i.e.,
+ *	sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is
+ *	required to assume that the port is unauthorized until authorized by
+ *	user space. Otherwise, port is marked authorized by default.
  * @basic_rates: bitmap of basic rates to use when creating the IBSS
  * @mcast_rate: per-band multicast rate index + 1 (0: disabled)
  */
@@ -1068,12 +1172,14 @@ struct cfg80211_ibss_params {
 	u8 *ssid;
 	u8 *bssid;
 	struct ieee80211_channel *channel;
+	enum nl80211_channel_type channel_type;
 	u8 *ie;
 	u8 ssid_len, ie_len;
 	u16 beacon_interval;
 	u32 basic_rates;
 	bool channel_fixed;
 	bool privacy;
+	bool control_port;
 	int mcast_rate[IEEE80211_NUM_BANDS];
 };
 
@@ -1097,6 +1203,12 @@ struct cfg80211_ibss_params {
  * @key_len: length of WEP key for shared key authentication
  * @key_idx: index of WEP key for shared key authentication
  * @key: WEP key for shared key authentication
+ * @flags:  See &enum cfg80211_assoc_req_flags
+ * @bg_scan_period:  Background scan period in seconds
+ *   or -1 to indicate that default value is to be used.
+ * @ht_capa:  HT Capabilities over-rides.  Values set in ht_capa_mask
+ *   will be used in ht_capa.  Un-supported values will be ignored.
+ * @ht_capa_mask:  The bits of ht_capa which are to be used.
  */
 struct cfg80211_connect_params {
 	struct ieee80211_channel *channel;
@@ -1110,6 +1222,10 @@ struct cfg80211_connect_params {
 	struct cfg80211_crypto_settings crypto;
 	const u8 *key;
 	u8 key_len, key_idx;
+	u32 flags;
+	int bg_scan_period;
+	struct ieee80211_ht_cap ht_capa;
+	struct ieee80211_ht_cap ht_capa_mask;
 };
 
 /**
@@ -1134,8 +1250,7 @@ enum wiphy_params_flags {
 struct cfg80211_bitrate_mask {
 	struct {
 		u32 legacy;
-		/* TODO: add support for masking MCS rates; e.g.: */
-		/* u8 mcs[IEEE80211_HT_MCS_MASK_LEN]; */
+		u8 mcs[IEEE80211_HT_MCS_MASK_LEN];
 	} control[IEEE80211_NUM_BANDS];
 };
 /**
@@ -1177,14 +1292,32 @@ struct cfg80211_wowlan_trig_pkt_pattern {
  * @magic_pkt: wake up on receiving magic packet
  * @patterns: wake up on receiving packet matching a pattern
  * @n_patterns: number of patterns
+ * @gtk_rekey_failure: wake up on GTK rekey failure
+ * @eap_identity_req: wake up on EAP identity request packet
+ * @four_way_handshake: wake up on 4-way handshake
+ * @rfkill_release: wake up when rfkill is released
  */
 struct cfg80211_wowlan {
-	bool any, disconnect, magic_pkt;
+	bool any, disconnect, magic_pkt, gtk_rekey_failure,
+	     eap_identity_req, four_way_handshake,
+	     rfkill_release;
 	struct cfg80211_wowlan_trig_pkt_pattern *patterns;
 	int n_patterns;
 };
 
 /**
+ * struct cfg80211_gtk_rekey_data - rekey data
+ * @kek: key encryption key
+ * @kck: key confirmation key
+ * @replay_ctr: replay counter
+ */
+struct cfg80211_gtk_rekey_data {
+	u8 kek[NL80211_KEK_LEN];
+	u8 kck[NL80211_KCK_LEN];
+	u8 replay_ctr[NL80211_REPLAY_CTR_LEN];
+};
+
+/**
  * struct cfg80211_ops - backend description for wireless configuration
  *
  * This struct is registered by fullmac card drivers and/or wireless stacks
@@ -1228,16 +1361,21 @@ struct cfg80211_wowlan {
  *
  * @set_default_mgmt_key: set the default management frame key on an interface
  *
- * @add_beacon: Add a beacon with given parameters, @head, @interval
- *	and @dtim_period will be valid, @tail is optional.
- * @set_beacon: Change the beacon parameters for an access point mode
- *	interface. This should reject the call when no beacon has been
- *	configured.
- * @del_beacon: Remove beacon configuration and stop sending the beacon.
+ * @set_rekey_data: give the data necessary for GTK rekeying to the driver
+ *
+ * @start_ap: Start acting in AP mode defined by the parameters.
+ * @change_beacon: Change the beacon parameters for an access point mode
+ *	interface. This should reject the call when AP mode wasn't started.
+ * @stop_ap: Stop being an AP, including stopping beaconing.
  *
  * @add_station: Add a new station.
  * @del_station: Remove a station; @mac may be NULL to remove all stations.
- * @change_station: Modify a given station.
+ * @change_station: Modify a given station. Note that flags changes are not much
+ *	validated in cfg80211, in particular the auth/assoc/authorized flags
+ *	might come to the driver in invalid combinations -- make sure to check
+ *	them, also against the existing state! Also, supported_rates changes are
+ *	not checked in station mode -- drivers need to reject (or ignore) them
+ *	for anything but TDLS peers.
  * @get_station: get station information for the station identified by @mac
  * @dump_station: dump station callback -- resume dump at index @idx
  *
@@ -1264,6 +1402,9 @@ struct cfg80211_wowlan {
  *	doesn't verify much. Note, however, that the passed netdev may be
  *	%NULL as well if the user requested changing the channel for the
  *	device itself, or for a monitor interface.
+ * @get_channel: Get the current operating channel, should return %NULL if
+ *	there's no single defined operating channel if for example the
+ *	device implements channel hopping for multi-channel virtual interfaces.
  *
  * @scan: Request to do a scan. If returning zero, the scan request is given
  *	the driver, and will be valid until passed to cfg80211_scan_done().
@@ -1291,7 +1432,8 @@ struct cfg80211_wowlan {
  *	have changed. The actual parameter values are available in
  *	struct wiphy. If returning an error, no value should be changed.
  *
- * @set_tx_power: set the transmit power according to the parameters
+ * @set_tx_power: set the transmit power according to the parameters,
+ *	the power passed is in mBm, to get dBm use MBM_TO_DBM().
  * @get_tx_power: store the current TX power into the dbm variable;
  *	return 0 if successful
  *
@@ -1315,6 +1457,12 @@ struct cfg80211_wowlan {
  *	frame on another channel
  *
  * @testmode_cmd: run a test mode command
+ * @testmode_dump: Implement a test mode dump. The cb->args[2] and up may be
+ *	used by the function, but 0 and 1 must not be touched. Additionally,
+ *	return error codes other than -ENOBUFS and -ENOENT will terminate the
+ *	dump and return to userspace with an error, so be careful. If any data
+ *	was passed in from userspace then the data/len arguments will be present
+ *	and point to the data contained in %NL80211_ATTR_TESTDATA.
  *
  * @set_bitrate_mask: set the bitrate mask configuration
  *
@@ -1345,6 +1493,14 @@ struct cfg80211_wowlan {
  * @set_ringparam: Set tx and rx ring sizes.
  *
  * @get_ringparam: Get tx and rx ring current and maximum sizes.
+ *
+ * @tdls_mgmt: Transmit a TDLS management frame.
+ * @tdls_oper: Perform a high-level TDLS operation (e.g. TDLS link setup).
+ *
+ * @probe_client: probe an associated client, must return a cookie that it
+ *	later passes to cfg80211_probe_status().
+ *
+ * @set_noack_map: Set the NoAck Map for the TIDs.
  */
 struct cfg80211_ops {
 	int	(*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -1377,11 +1533,11 @@ struct cfg80211_ops {
 					struct net_device *netdev,
 					u8 key_index);
 
-	int	(*add_beacon)(struct wiphy *wiphy, struct net_device *dev,
-			      struct beacon_parameters *info);
-	int	(*set_beacon)(struct wiphy *wiphy, struct net_device *dev,
-			      struct beacon_parameters *info);
-	int	(*del_beacon)(struct wiphy *wiphy, struct net_device *dev);
+	int	(*start_ap)(struct wiphy *wiphy, struct net_device *dev,
+			    struct cfg80211_ap_settings *settings);
+	int	(*change_beacon)(struct wiphy *wiphy, struct net_device *dev,
+				 struct cfg80211_beacon_data *info);
+	int	(*stop_ap)(struct wiphy *wiphy, struct net_device *dev);
 
 
 	int	(*add_station)(struct wiphy *wiphy, struct net_device *dev,
@@ -1421,7 +1577,7 @@ struct cfg80211_ops {
 	int	(*change_bss)(struct wiphy *wiphy, struct net_device *dev,
 			      struct bss_parameters *params);
 
-	int	(*set_txq_params)(struct wiphy *wiphy,
+	int	(*set_txq_params)(struct wiphy *wiphy, struct net_device *dev,
 				  struct ieee80211_txq_params *params);
 
 	int	(*set_channel)(struct wiphy *wiphy, struct net_device *dev,
@@ -1436,11 +1592,9 @@ struct cfg80211_ops {
 	int	(*assoc)(struct wiphy *wiphy, struct net_device *dev,
 			 struct cfg80211_assoc_request *req);
 	int	(*deauth)(struct wiphy *wiphy, struct net_device *dev,
-			  struct cfg80211_deauth_request *req,
-			  void *cookie);
+			  struct cfg80211_deauth_request *req);
 	int	(*disassoc)(struct wiphy *wiphy, struct net_device *dev,
-			    struct cfg80211_disassoc_request *req,
-			    void *cookie);
+			    struct cfg80211_disassoc_request *req);
 
 	int	(*connect)(struct wiphy *wiphy, struct net_device *dev,
 			   struct cfg80211_connect_params *sme);
@@ -1464,6 +1618,9 @@ struct cfg80211_ops {
 
 #ifdef CONFIG_NL80211_TESTMODE
 	int	(*testmode_cmd)(struct wiphy *wiphy, void *data, int len);
+	int	(*testmode_dump)(struct wiphy *wiphy, struct sk_buff *skb,
+				 struct netlink_callback *cb,
+				 void *data, int len);
 #endif
 
 	int	(*set_bitrate_mask)(struct wiphy *wiphy,
@@ -1494,7 +1651,8 @@ struct cfg80211_ops {
 			  struct ieee80211_channel *chan, bool offchan,
 			  enum nl80211_channel_type channel_type,
 			  bool channel_type_valid, unsigned int wait,
-			  const u8 *buf, size_t len, u64 *cookie);
+			  const u8 *buf, size_t len, bool no_cck,
+			  bool dont_wait_for_ack, u64 *cookie);
 	int	(*mgmt_tx_cancel_wait)(struct wiphy *wiphy,
 				       struct net_device *dev,
 				       u64 cookie);
@@ -1521,6 +1679,24 @@ struct cfg80211_ops {
 				struct net_device *dev,
 				struct cfg80211_sched_scan_request *request);
 	int	(*sched_scan_stop)(struct wiphy *wiphy, struct net_device *dev);
+
+	int	(*set_rekey_data)(struct wiphy *wiphy, struct net_device *dev,
+				  struct cfg80211_gtk_rekey_data *data);
+
+	int	(*tdls_mgmt)(struct wiphy *wiphy, struct net_device *dev,
+			     u8 *peer, u8 action_code,  u8 dialog_token,
+			     u16 status_code, const u8 *buf, size_t len);
+	int	(*tdls_oper)(struct wiphy *wiphy, struct net_device *dev,
+			     u8 *peer, enum nl80211_tdls_operation oper);
+
+	int	(*probe_client)(struct wiphy *wiphy, struct net_device *dev,
+				const u8 *peer, u64 *cookie);
+
+	int	(*set_noack_map)(struct wiphy *wiphy,
+				  struct net_device *dev,
+				  u16 noack_map);
+
+	struct ieee80211_channel *(*get_channel)(struct wiphy *wiphy);
 };
 
 /*
@@ -1545,7 +1721,9 @@ struct cfg80211_ops {
  *	regulatory domain no user regulatory domain can enable these channels
  *	at a later time. This can be used for devices which do not have
  *	calibration information guaranteed for frequencies or settings
- *	outside of its regulatory domain.
+ *	outside of its regulatory domain. If used in combination with
+ *	WIPHY_FLAG_CUSTOM_REGULATORY the inspected country IE power settings
+ *	will be followed.
  * @WIPHY_FLAG_DISABLE_BEACON_HINTS: enable this if your driver needs to ensure
  *	that passive scan flags and beaconing flags may not be lifted by
  *	cfg80211 due to regulatory beacon hints. For more information on beacon
@@ -1570,6 +1748,23 @@ struct cfg80211_ops {
  * @WIPHY_FLAG_MESH_AUTH: The device supports mesh authentication by routing
  *	auth frames to userspace. See @NL80211_MESH_SETUP_USERSPACE_AUTH.
  * @WIPHY_FLAG_SUPPORTS_SCHED_SCAN: The device supports scheduled scans.
+ * @WIPHY_FLAG_SUPPORTS_FW_ROAM: The device supports roaming feature in the
+ *	firmware.
+ * @WIPHY_FLAG_AP_UAPSD: The device supports uapsd on AP.
+ * @WIPHY_FLAG_SUPPORTS_TDLS: The device supports TDLS (802.11z) operation.
+ * @WIPHY_FLAG_TDLS_EXTERNAL_SETUP: The device does not handle TDLS (802.11z)
+ *	link setup/discovery operations internally. Setup, discovery and
+ *	teardown packets should be sent through the @NL80211_CMD_TDLS_MGMT
+ *	command. When this flag is not set, @NL80211_CMD_TDLS_OPER should be
+ *	used for asking the driver/firmware to perform a TDLS operation.
+ * @WIPHY_FLAG_HAVE_AP_SME: device integrates AP SME
+ * @WIPHY_FLAG_REPORTS_OBSS: the device will report beacons from other BSSes
+ *	when there are virtual interfaces in AP mode by calling
+ *	cfg80211_report_obss_beacon().
+ * @WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD: When operating as an AP, the device
+ *	responds to probe-requests in hardware.
+ * @WIPHY_FLAG_OFFCHAN_TX: Device supports direct off-channel TX.
+ * @WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL: Device supports remain-on-channel call.
  */
 enum wiphy_flags {
 	WIPHY_FLAG_CUSTOM_REGULATORY		= BIT(0),
@@ -1584,6 +1779,15 @@ enum wiphy_flags {
 	WIPHY_FLAG_MESH_AUTH			= BIT(10),
 	WIPHY_FLAG_SUPPORTS_SCHED_SCAN		= BIT(11),
 	WIPHY_FLAG_ENFORCE_COMBINATIONS		= BIT(12),
+	WIPHY_FLAG_SUPPORTS_FW_ROAM		= BIT(13),
+	WIPHY_FLAG_AP_UAPSD			= BIT(14),
+	WIPHY_FLAG_SUPPORTS_TDLS		= BIT(15),
+	WIPHY_FLAG_TDLS_EXTERNAL_SETUP		= BIT(16),
+	WIPHY_FLAG_HAVE_AP_SME			= BIT(17),
+	WIPHY_FLAG_REPORTS_OBSS			= BIT(18),
+	WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD	= BIT(19),
+	WIPHY_FLAG_OFFCHAN_TX			= BIT(20),
+	WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL	= BIT(21),
 };
 
 /**
@@ -1678,11 +1882,21 @@ struct ieee80211_txrx_stypes {
  * @WIPHY_WOWLAN_MAGIC_PKT: supports wakeup on magic packet
  *	(see nl80211.h)
  * @WIPHY_WOWLAN_DISCONNECT: supports wakeup on disconnect
+ * @WIPHY_WOWLAN_SUPPORTS_GTK_REKEY: supports GTK rekeying while asleep
+ * @WIPHY_WOWLAN_GTK_REKEY_FAILURE: supports wakeup on GTK rekey failure
+ * @WIPHY_WOWLAN_EAP_IDENTITY_REQ: supports wakeup on EAP identity request
+ * @WIPHY_WOWLAN_4WAY_HANDSHAKE: supports wakeup on 4-way handshake failure
+ * @WIPHY_WOWLAN_RFKILL_RELEASE: supports wakeup on RF-kill release
  */
 enum wiphy_wowlan_support_flags {
-	WIPHY_WOWLAN_ANY	= BIT(0),
-	WIPHY_WOWLAN_MAGIC_PKT	= BIT(1),
-	WIPHY_WOWLAN_DISCONNECT	= BIT(2),
+	WIPHY_WOWLAN_ANY		= BIT(0),
+	WIPHY_WOWLAN_MAGIC_PKT		= BIT(1),
+	WIPHY_WOWLAN_DISCONNECT		= BIT(2),
+	WIPHY_WOWLAN_SUPPORTS_GTK_REKEY	= BIT(3),
+	WIPHY_WOWLAN_GTK_REKEY_FAILURE	= BIT(4),
+	WIPHY_WOWLAN_EAP_IDENTITY_REQ	= BIT(5),
+	WIPHY_WOWLAN_4WAY_HANDSHAKE	= BIT(6),
+	WIPHY_WOWLAN_RFKILL_RELEASE	= BIT(7),
 };
 
 /**
@@ -1730,9 +1944,12 @@ struct wiphy_wowlan_support {
  *	by default for perm_addr. In this case, the mask should be set to
  *	all-zeroes. In this case it is assumed that the device can handle
  *	the same number of arbitrary MAC addresses.
+ * @registered: protects ->resume and ->suspend sysfs callbacks against
+ *	unregister hardware
  * @debugfsdir: debugfs directory used for this wiphy, will be renamed
  *	automatically on wiphy renames
  * @dev: (virtual) struct device for this wiphy
+ * @registered: helps synchronize suspend/resume with wiphy unregister
  * @wext: wireless extension handlers
  * @priv: driver private data (sized according to wiphy_new() parameter)
  * @interface_modes: bitmask of interfaces types valid for this wiphy,
@@ -1743,6 +1960,7 @@ struct wiphy_wowlan_support {
  * @software_iftypes: bitmask of software interface types, these are not
  *	subject to any restrictions since they are purely managed in SW.
  * @flags: wiphy flags, see &enum wiphy_flags
+ * @features: features advertised to nl80211, see &enum nl80211_feature_flags.
  * @bss_priv_size: each BSS struct has private data allocated with it,
  *	this variable determines its size
  * @max_scan_ssids: maximum number of SSIDs the device can scan for in
@@ -1777,10 +1995,19 @@ struct wiphy_wowlan_support {
  *	configured as RX antennas. Antenna configuration commands will be
  *	rejected unless this or @available_antennas_tx is set.
  *
+ * @probe_resp_offload:
+ *	 Bitmap of supported protocols for probe response offloading.
+ *	 See &enum nl80211_probe_resp_offload_support_attr. Only valid
+ *	 when the wiphy flag @WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD is set.
+ *
  * @max_remain_on_channel_duration: Maximum time a remain-on-channel operation
  *	may request, if implemented.
  *
  * @wowlan: WoWLAN support information
+ *
+ * @ap_sme_capa: AP SME capabilities, flags from &enum nl80211_ap_sme_features.
+ * @ht_capa_mod_mask:  Specify what ht_cap values can be over-ridden.
+ *	If null, then none can be over-ridden.
  */
 struct wiphy {
 	/* assign these fields before you register the wiphy */
@@ -1802,7 +2029,9 @@ struct wiphy {
 	/* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */
 	u16 interface_modes;
 
-	u32 flags;
+	u32 flags, features;
+
+	u32 ap_sme_capa;
 
 	enum cfg80211_signal_type signal_type;
 
@@ -1834,6 +2063,13 @@ struct wiphy {
 	u32 available_antennas_tx;
 	u32 available_antennas_rx;
 
+	/*
+	 * Bitmap of supported protocols for probe response offloading
+	 * see &enum nl80211_probe_resp_offload_support_attr. Only valid
+	 * when the wiphy flag @WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD is set.
+	 */
+	u32 probe_resp_offload;
+
 	/* If multiple wiphys are registered and you're handed e.g.
 	 * a regular netdev with assigned ieee80211_ptr, you won't
 	 * know whether it points to a wiphy your driver has registered
@@ -1855,9 +2091,14 @@ struct wiphy {
 	 * you need use set_wiphy_dev() (see below) */
 	struct device dev;
 
+	/* protects ->resume, ->suspend sysfs callbacks against unregister hw */
+	bool registered;
+
 	/* dir in debugfs: ieee80211/<wiphyname> */
 	struct dentry *debugfsdir;
 
+	const struct ieee80211_ht_cap *ht_capa_mod_mask;
+
 #ifdef CONFIG_NET_NS
 	/* the network namespace this phy lives in currently */
 	struct net *_net;
@@ -1979,8 +2220,6 @@ struct cfg80211_conn;
 struct cfg80211_internal_bss;
 struct cfg80211_cached_keys;
 
-#define MAX_AUTH_BSSES		4
-
 /**
  * struct wireless_dev - wireless per-netdev state
  *
@@ -2044,8 +2283,6 @@ struct wireless_dev {
 	struct list_head event_list;
 	spinlock_t event_lock;
 
-	struct cfg80211_internal_bss *authtry_bsses[MAX_AUTH_BSSES];
-	struct cfg80211_internal_bss *auth_bsses[MAX_AUTH_BSSES];
 	struct cfg80211_internal_bss *current_bss; /* associated / joined */
 	struct ieee80211_channel *channel;
 
@@ -2054,6 +2291,8 @@ struct wireless_dev {
 
 	int beacon_interval;
 
+	u32 ap_unexpected_nlpid;
+
 #ifdef CONFIG_CFG80211_WEXT
 	/* wext data */
 	struct {
@@ -2309,6 +2548,24 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb);
 const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len);
 
 /**
+ * cfg80211_find_vendor_ie - find vendor specific information element in data
+ *
+ * @oui: vendor OUI
+ * @oui_type: vendor-specific OUI type
+ * @ies: data consisting of IEs
+ * @len: length of data
+ *
+ * This function will return %NULL if the vendor specific element ID
+ * could not be found or if the element is invalid (claims to be
+ * longer than the given data), or a pointer to the first byte
+ * of the requested element, that is the byte containing the
+ * element ID. There are no checks on the element length
+ * other than having to fit into the given data.
+ */
+const u8 *cfg80211_find_vendor_ie(unsigned int oui, u8 oui_type,
+				  const u8 *ies, int len);
+
+/**
  * DOC: Regulatory enforcement infrastructure
  *
  * TODO
@@ -2383,113 +2640,6 @@ extern int freq_reg_info(struct wiphy *wiphy,
 			 const struct ieee80211_reg_rule **reg_rule);
 
 /*
- * Temporary wext handlers & helper functions
- *
- * In the future cfg80211 will simply assign the entire wext handler
- * structure to netdevs it manages, but we're not there yet.
- */
-int cfg80211_wext_giwname(struct net_device *dev,
-			  struct iw_request_info *info,
-			  char *name, char *extra);
-int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info,
-			  u32 *mode, char *extra);
-int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info,
-			  u32 *mode, char *extra);
-int cfg80211_wext_siwscan(struct net_device *dev,
-			  struct iw_request_info *info,
-			  union iwreq_data *wrqu, char *extra);
-int cfg80211_wext_giwscan(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_point *data, char *extra);
-int cfg80211_wext_siwmlme(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_point *data, char *extra);
-int cfg80211_wext_giwrange(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_point *data, char *extra);
-int cfg80211_wext_siwgenie(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_point *data, char *extra);
-int cfg80211_wext_siwauth(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_param *data, char *extra);
-int cfg80211_wext_giwauth(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_param *data, char *extra);
-
-int cfg80211_wext_siwfreq(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_freq *freq, char *extra);
-int cfg80211_wext_giwfreq(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_freq *freq, char *extra);
-int cfg80211_wext_siwessid(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_point *data, char *ssid);
-int cfg80211_wext_giwessid(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_point *data, char *ssid);
-int cfg80211_wext_siwrate(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_param *rate, char *extra);
-int cfg80211_wext_giwrate(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_param *rate, char *extra);
-
-int cfg80211_wext_siwrts(struct net_device *dev,
-			 struct iw_request_info *info,
-			 struct iw_param *rts, char *extra);
-int cfg80211_wext_giwrts(struct net_device *dev,
-			 struct iw_request_info *info,
-			 struct iw_param *rts, char *extra);
-int cfg80211_wext_siwfrag(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_param *frag, char *extra);
-int cfg80211_wext_giwfrag(struct net_device *dev,
-			  struct iw_request_info *info,
-			  struct iw_param *frag, char *extra);
-int cfg80211_wext_siwretry(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_param *retry, char *extra);
-int cfg80211_wext_giwretry(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_param *retry, char *extra);
-int cfg80211_wext_siwencodeext(struct net_device *dev,
-			       struct iw_request_info *info,
-			       struct iw_point *erq, char *extra);
-int cfg80211_wext_siwencode(struct net_device *dev,
-			    struct iw_request_info *info,
-			    struct iw_point *erq, char *keybuf);
-int cfg80211_wext_giwencode(struct net_device *dev,
-			    struct iw_request_info *info,
-			    struct iw_point *erq, char *keybuf);
-int cfg80211_wext_siwtxpower(struct net_device *dev,
-			     struct iw_request_info *info,
-			     union iwreq_data *data, char *keybuf);
-int cfg80211_wext_giwtxpower(struct net_device *dev,
-			     struct iw_request_info *info,
-			     union iwreq_data *data, char *keybuf);
-struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev);
-
-int cfg80211_wext_siwpower(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_param *wrq, char *extra);
-int cfg80211_wext_giwpower(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_param *wrq, char *extra);
-
-int cfg80211_wext_siwap(struct net_device *dev,
-			struct iw_request_info *info,
-			struct sockaddr *ap_addr, char *extra);
-int cfg80211_wext_giwap(struct net_device *dev,
-			struct iw_request_info *info,
-			struct sockaddr *ap_addr, char *extra);
-
-int cfg80211_wext_siwpmksa(struct net_device *dev,
-			   struct iw_request_info *info,
-			   struct iw_point *data, char *extra);
-
-/*
  * callbacks for asynchronous cfg80211 methods, notification
  * functions and BSS handling helpers
  */
@@ -2533,8 +2683,10 @@ void cfg80211_sched_scan_stopped(struct wiphy *wiphy);
  *
  * This informs cfg80211 that BSS information was found and
  * the BSS should be updated/added.
+ *
+ * NOTE: Returns a referenced struct, must be released with cfg80211_put_bss()!
  */
-struct cfg80211_bss*
+struct cfg80211_bss * __must_check
 cfg80211_inform_bss_frame(struct wiphy *wiphy,
 			  struct ieee80211_channel *channel,
 			  struct ieee80211_mgmt *mgmt, size_t len,
@@ -2546,7 +2698,7 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
  * @wiphy: the wiphy reporting the BSS
  * @channel: The channel the frame was received on
  * @bssid: the BSSID of the BSS
- * @timestamp: the TSF timestamp sent by the peer
+ * @tsf: the TSF sent by the peer in the beacon/probe response (or 0)
  * @capability: the capability field sent by the peer
  * @beacon_interval: the beacon interval announced by the peer
  * @ie: additional IEs sent by the peer
@@ -2556,13 +2708,14 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
  *
  * This informs cfg80211 that BSS information was found and
  * the BSS should be updated/added.
+ *
+ * NOTE: Returns a referenced struct, must be released with cfg80211_put_bss()!
  */
-struct cfg80211_bss*
+struct cfg80211_bss * __must_check
 cfg80211_inform_bss(struct wiphy *wiphy,
 		    struct ieee80211_channel *channel,
-		    const u8 *bssid,
-		    u64 timestamp, u16 capability, u16 beacon_interval,
-		    const u8 *ie, size_t ielen,
+		    const u8 *bssid, u64 tsf, u16 capability,
+		    u16 beacon_interval, const u8 *ie, size_t ielen,
 		    s32 signal, gfp_t gfp);
 
 struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy,
@@ -2583,6 +2736,20 @@ struct cfg80211_bss *cfg80211_get_mesh(struct wiphy *wiphy,
 				       struct ieee80211_channel *channel,
 				       const u8 *meshid, size_t meshidlen,
 				       const u8 *meshcfg);
+/**
+ * cfg80211_ref_bss - reference BSS struct
+ * @bss: the BSS struct to reference
+ *
+ * Increments the refcount of the given BSS struct.
+ */
+void cfg80211_ref_bss(struct cfg80211_bss *bss);
+
+/**
+ * cfg80211_put_bss - unref BSS struct
+ * @bss: the BSS struct
+ *
+ * Decrements the refcount of the given BSS struct.
+ */
 void cfg80211_put_bss(struct cfg80211_bss *bss);
 
 /**
@@ -2620,20 +2787,10 @@ void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len);
 void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr);
 
 /**
- * __cfg80211_auth_canceled - notify cfg80211 that authentication was canceled
- * @dev: network device
- * @addr: The MAC address of the device with which the authentication timed out
- *
- * When a pending authentication had no action yet, the driver may decide
- * to not send a deauth frame, but in that case must calls this function
- * to tell cfg80211 about this decision. It is only valid to call this
- * function within the deauth() callback.
- */
-void __cfg80211_auth_canceled(struct net_device *dev, const u8 *addr);
-
-/**
  * cfg80211_send_rx_assoc - notification of processed association
  * @dev: network device
+ * @bss: the BSS struct association was requested for, the struct reference
+ *	is owned by cfg80211 after this call
  * @buf: (re)association response frame (header + body)
  * @len: length of the frame data
  *
@@ -2642,7 +2799,8 @@ void __cfg80211_auth_canceled(struct net_device *dev, const u8 *addr);
  * function or cfg80211_send_assoc_timeout() to indicate the result of
  * cfg80211_ops::assoc() call. This function may sleep.
  */
-void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len);
+void cfg80211_send_rx_assoc(struct net_device *dev, struct cfg80211_bss *bss,
+			    const u8 *buf, size_t len);
 
 /**
  * cfg80211_send_assoc_timeout - notification of timed out association
@@ -2890,8 +3048,10 @@ struct sk_buff *cfg80211_testmode_alloc_event_skb(struct wiphy *wiphy,
 void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp);
 
 #define CFG80211_TESTMODE_CMD(cmd)	.testmode_cmd = (cmd),
+#define CFG80211_TESTMODE_DUMP(cmd)	.testmode_dump = (cmd),
 #else
 #define CFG80211_TESTMODE_CMD(cmd)
+#define CFG80211_TESTMODE_DUMP(cmd)
 #endif
 
 /**
@@ -3032,6 +3192,7 @@ void cfg80211_del_sta(struct net_device *dev, const u8 *mac_addr, gfp_t gfp);
  * cfg80211_rx_mgmt - notification of received, unprocessed management frame
  * @dev: network device
  * @freq: Frequency on which the frame was received in MHz
+ * @sig_dbm: signal strength in mBm, or 0 if unknown
  * @buf: Management frame (header + body)
  * @len: length of the frame data
  * @gfp: context flags
@@ -3044,8 +3205,8 @@ void cfg80211_del_sta(struct net_device *dev, const u8 *mac_addr, gfp_t gfp);
  * This function is called whenever an Action frame is received for a station
  * mode interface, but is not processed in kernel.
  */
-bool cfg80211_rx_mgmt(struct net_device *dev, int freq, const u8 *buf,
-		      size_t len, gfp_t gfp);
+bool cfg80211_rx_mgmt(struct net_device *dev, int freq, int sig_dbm,
+		      const u8 *buf, size_t len, gfp_t gfp);
 
 /**
  * cfg80211_mgmt_tx_status - notification of TX status for management frame
@@ -3089,6 +3250,104 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev,
 void cfg80211_cqm_pktloss_notify(struct net_device *dev,
 				 const u8 *peer, u32 num_packets, gfp_t gfp);
 
+/**
+ * cfg80211_gtk_rekey_notify - notify userspace about driver rekeying
+ * @dev: network device
+ * @bssid: BSSID of AP (to avoid races)
+ * @replay_ctr: new replay counter
+ * @gfp: allocation flags
+ */
+void cfg80211_gtk_rekey_notify(struct net_device *dev, const u8 *bssid,
+			       const u8 *replay_ctr, gfp_t gfp);
+
+/**
+ * cfg80211_pmksa_candidate_notify - notify about PMKSA caching candidate
+ * @dev: network device
+ * @index: candidate index (the smaller the index, the higher the priority)
+ * @bssid: BSSID of AP
+ * @preauth: Whether AP advertises support for RSN pre-authentication
+ * @gfp: allocation flags
+ */
+void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index,
+				     const u8 *bssid, bool preauth, gfp_t gfp);
+
+/**
+ * cfg80211_rx_spurious_frame - inform userspace about a spurious frame
+ * @dev: The device the frame matched to
+ * @addr: the transmitter address
+ * @gfp: context flags
+ *
+ * This function is used in AP mode (only!) to inform userspace that
+ * a spurious class 3 frame was received, to be able to deauth the
+ * sender.
+ * Returns %true if the frame was passed to userspace (or this failed
+ * for a reason other than not having a subscription.)
+ */
+bool cfg80211_rx_spurious_frame(struct net_device *dev,
+				const u8 *addr, gfp_t gfp);
+
+/**
+ * cfg80211_rx_unexpected_4addr_frame - inform about unexpected WDS frame
+ * @dev: The device the frame matched to
+ * @addr: the transmitter address
+ * @gfp: context flags
+ *
+ * This function is used in AP mode (only!) to inform userspace that
+ * an associated station sent a 4addr frame but that wasn't expected.
+ * It is allowed and desirable to send this event only once for each
+ * station to avoid event flooding.
+ * Returns %true if the frame was passed to userspace (or this failed
+ * for a reason other than not having a subscription.)
+ */
+bool cfg80211_rx_unexpected_4addr_frame(struct net_device *dev,
+					const u8 *addr, gfp_t gfp);
+
+/**
+ * cfg80211_probe_status - notify userspace about probe status
+ * @dev: the device the probe was sent on
+ * @addr: the address of the peer
+ * @cookie: the cookie filled in @probe_client previously
+ * @acked: indicates whether probe was acked or not
+ * @gfp: allocation flags
+ */
+void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
+			   u64 cookie, bool acked, gfp_t gfp);
+
+/**
+ * cfg80211_report_obss_beacon - report beacon from other APs
+ * @wiphy: The wiphy that received the beacon
+ * @frame: the frame
+ * @len: length of the frame
+ * @freq: frequency the frame was received on
+ * @sig_dbm: signal strength in mBm, or 0 if unknown
+ * @gfp: allocation flags
+ *
+ * Use this function to report to userspace when a beacon was
+ * received. It is not useful to call this when there is no
+ * netdev that is in AP/GO mode.
+ */
+void cfg80211_report_obss_beacon(struct wiphy *wiphy,
+				 const u8 *frame, size_t len,
+				 int freq, int sig_dbm, gfp_t gfp);
+
+/*
+ * cfg80211_can_beacon_sec_chan - test if ht40 on extension channel can be used
+ * @wiphy: the wiphy
+ * @chan: main channel
+ * @channel_type: HT mode
+ */
+int cfg80211_can_beacon_sec_chan(struct wiphy *wiphy,
+				 struct ieee80211_channel *chan,
+				 enum nl80211_channel_type channel_type);
+
+/*
+ * cfg80211_calculate_bitrate - calculate actual bitrate (in 100Kbps units)
+ * @rate: given rate_info to calculate bitrate from
+ *
+ * return 0 if MCS index >= 32
+ */
+u16 cfg80211_calculate_bitrate(struct rate_info *rate);
+
 /* Logging, debugging and troubleshooting/diagnostic helpers. */
 
 /* wiphy_printk helpers, similar to dev_printk */
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index d420f28..82d8d09 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -160,6 +160,38 @@ static inline void *genlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,
 }
 
 /**
+ * genlmsg_nlhdr - Obtain netlink header from user specified header
+ * @user_hdr: user header as returned from genlmsg_put()
+ * @family: generic netlink family
+ *
+ * Returns pointer to netlink header.
+ */
+static inline struct nlmsghdr *genlmsg_nlhdr(void *user_hdr,
+					     struct genl_family *family)
+{
+	return (struct nlmsghdr *)((char *)user_hdr -
+				   family->hdrsize -
+				   GENL_HDRLEN -
+				   NLMSG_HDRLEN);
+}
+
+/**
+ * genl_dump_check_consistent - check if sequence is consistent and advertise if not
+ * @cb: netlink callback structure that stores the sequence number
+ * @user_hdr: user header as returned from genlmsg_put()
+ * @family: generic netlink family
+ *
+ * Cf. nl_dump_check_consistent(), this just provides a wrapper to make it
+ * simpler to use with generic netlink.
+ */
+static inline void genl_dump_check_consistent(struct netlink_callback *cb,
+					      void *user_hdr,
+					      struct genl_family *family)
+{
+	nl_dump_check_consistent(cb, genlmsg_nlhdr(user_hdr, family));
+}
+
+/**
  * genlmsg_put_reply - Add generic netlink header to a reply message
  * @skb: socket buffer holding the message
  * @info: receiver info
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 02740a9..98c1854 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -638,6 +638,30 @@ static inline int nlmsg_unicast(struct sock *sk, struct sk_buff *skb, u32 pid)
 	     nlmsg_ok(pos, rem); \
 	     pos = nlmsg_next(pos, &(rem)))
 
+/**
+ * nl_dump_check_consistent - check if sequence is consistent and advertise if not
+ * @cb: netlink callback structure that stores the sequence number
+ * @nlh: netlink message header to write the flag to
+ *
+ * This function checks if the sequence (generation) number changed during dump
+ * and if it did, advertises it in the netlink message header.
+ *
+ * The correct way to use it is to set cb->seq to the generation counter when
+ * all locks for dumping have been acquired, and then call this function for
+ * each message that is generated.
+ *
+ * Note that due to initialisation concerns, 0 is an invalid sequence number
+ * and must not be used by code that uses this functionality.
+ */
+static inline void
+nl_dump_check_consistent(struct netlink_callback *cb,
+			 struct nlmsghdr *nlh)
+{
+	if (cb->prev_seq && cb->seq != cb->prev_seq)
+		nlh->nlmsg_flags |= NLM_F_DUMP_INTR;
+	cb->prev_seq = cb->seq;
+}
+
 /**************************************************************************
  * Netlink Attributes
  **************************************************************************/
diff --git a/include/net/regulatory.h b/include/net/regulatory.h
index 356d6e3..a5f7993 100644
--- a/include/net/regulatory.h
+++ b/include/net/regulatory.h
@@ -3,11 +3,19 @@
 /*
  * regulatory support structures
  *
- * Copyright 2008-2009	Luis R. Rodriguez <lrodriguez@atheros.com>
+ * Copyright 2008-2009	Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 
@@ -40,6 +48,10 @@ enum environment_cap {
  * 	99 - built by driver but a specific alpha2 cannot be determined
  * 	98 - result of an intersection between two regulatory domains
  *	97 - regulatory domain has not yet been configured
+ * @dfs_region: If CRDA responded with a regulatory domain that requires
+ *	DFS master operation on a known DFS region (NL80211_DFS_*),
+ *	dfs_region represents that region. Drivers can use this and the
+ *	@alpha2 to adjust their device's DFS parameters as required.
  * @intersect: indicates whether the wireless core should intersect
  * 	the requested regulatory domain with the presently set regulatory
  * 	domain.
@@ -59,6 +71,7 @@ struct regulatory_request {
 	int wiphy_idx;
 	enum nl80211_reg_initiator initiator;
 	char alpha2[2];
+	u8 dfs_region;
 	bool intersect;
 	bool processed;
 	enum environment_cap country_ie_env;
@@ -85,6 +98,7 @@ struct ieee80211_reg_rule {
 struct ieee80211_regdomain {
 	u32 n_reg_rules;
 	char alpha2[2];
+	u8 dfs_region;
 	struct ieee80211_reg_rule reg_rules[];
 };