1f0706e82SJiri Benc /* 2f0706e82SJiri Benc * Copyright 2002-2005, Instant802 Networks, Inc. 3f0706e82SJiri Benc * Copyright 2005, Devicescape Software, Inc. 4f0706e82SJiri Benc * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> 5026331c4SJouni Malinen * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> 6d98ad83eSJohannes Berg * Copyright 2013-2014 Intel Mobile Communications GmbH 7f0706e82SJiri Benc * 8f0706e82SJiri Benc * This program is free software; you can redistribute it and/or modify 9f0706e82SJiri Benc * it under the terms of the GNU General Public License version 2 as 10f0706e82SJiri Benc * published by the Free Software Foundation. 11f0706e82SJiri Benc */ 12f0706e82SJiri Benc 13f0706e82SJiri Benc #ifndef IEEE80211_I_H 14f0706e82SJiri Benc #define IEEE80211_I_H 15f0706e82SJiri Benc 16f0706e82SJiri Benc #include <linux/kernel.h> 17f0706e82SJiri Benc #include <linux/device.h> 18f0706e82SJiri Benc #include <linux/if_ether.h> 19f0706e82SJiri Benc #include <linux/interrupt.h> 20f0706e82SJiri Benc #include <linux/list.h> 21f0706e82SJiri Benc #include <linux/netdevice.h> 22f0706e82SJiri Benc #include <linux/skbuff.h> 23f0706e82SJiri Benc #include <linux/workqueue.h> 24f0706e82SJiri Benc #include <linux/types.h> 25f0706e82SJiri Benc #include <linux/spinlock.h> 26571ecf67SJohannes Berg #include <linux/etherdevice.h> 27e1e54068SJohannes Berg #include <linux/leds.h> 28a729cff8SJohannes Berg #include <linux/idr.h> 29fe7a5d5cSJohannes Berg #include <net/ieee80211_radiotap.h> 3093da9cc1Scolin@cozybit.com #include <net/cfg80211.h> 3151cb6db0SDavid S. Miller #include <net/mac80211.h> 322c8dccc7SJohannes Berg #include "key.h" 33f0706e82SJiri Benc #include "sta_info.h" 34bdcbd8e0SJohannes Berg #include "debug.h" 35f0706e82SJiri Benc 369cfb0009SJohannes Berg struct ieee80211_local; 37f0706e82SJiri Benc 38f0706e82SJiri Benc /* Maximum number of broadcast/multicast frames to buffer when some of the 39f0706e82SJiri Benc * associated stations are using power saving. */ 40f0706e82SJiri Benc #define AP_MAX_BC_BUFFER 128 41f0706e82SJiri Benc 42f0706e82SJiri Benc /* Maximum number of frames buffered to all STAs, including multicast frames. 43f0706e82SJiri Benc * Note: increasing this limit increases the potential memory requirement. Each 44f0706e82SJiri Benc * frame can be up to about 2 kB long. */ 45f0706e82SJiri Benc #define TOTAL_MAX_TX_BUFFER 512 46f0706e82SJiri Benc 47f0706e82SJiri Benc /* Required encryption head and tailroom */ 48f0706e82SJiri Benc #define IEEE80211_ENCRYPT_HEADROOM 8 49765cb46aSJouni Malinen #define IEEE80211_ENCRYPT_TAILROOM 18 50f0706e82SJiri Benc 51f0706e82SJiri Benc /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent 52f0706e82SJiri Benc * reception of at least three fragmented frames. This limit can be increased 53f0706e82SJiri Benc * by changing this define, at the cost of slower frame reassembly and 54f0706e82SJiri Benc * increased memory use (about 2 kB of RAM per entry). */ 55f0706e82SJiri Benc #define IEEE80211_FRAGMENT_MAX 4 56f0706e82SJiri Benc 571ea6f9c0SJohannes Berg /* power level hasn't been configured (or set to automatic) */ 581ea6f9c0SJohannes Berg #define IEEE80211_UNSET_POWER_LEVEL INT_MIN 591ea6f9c0SJohannes Berg 60d6a4ed6fSArik Nemtsov /* 61d6a4ed6fSArik Nemtsov * Some APs experience problems when working with U-APSD. Decrease the 62d6a4ed6fSArik Nemtsov * probability of that happening by using legacy mode for all ACs but VO. 63d6a4ed6fSArik Nemtsov * The AP that caused us trouble was a Cisco 4410N. It ignores our 64d6a4ed6fSArik Nemtsov * setting, and always treats non-VO ACs as legacy. 65d6a4ed6fSArik Nemtsov */ 66ab13315aSKalle Valo #define IEEE80211_DEFAULT_UAPSD_QUEUES \ 67d6a4ed6fSArik Nemtsov IEEE80211_WMM_IE_STA_QOSINFO_AC_VO 68ab13315aSKalle Valo 69ab13315aSKalle Valo #define IEEE80211_DEFAULT_MAX_SP_LEN \ 70ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 71ab13315aSKalle Valo 726ae16775SAntonio Quartulli #define IEEE80211_DEAUTH_FRAME_LEN (24 /* hdr */ + 2 /* reason */) 736ae16775SAntonio Quartulli 74f0706e82SJiri Benc struct ieee80211_fragment_entry { 75f0706e82SJiri Benc unsigned long first_frag_time; 76f0706e82SJiri Benc unsigned int seq; 77f0706e82SJiri Benc unsigned int rx_queue; 78f0706e82SJiri Benc unsigned int last_frag; 79f0706e82SJiri Benc unsigned int extra_len; 80f0706e82SJiri Benc struct sk_buff_head skb_list; 81f0706e82SJiri Benc int ccmp; /* Whether fragments were encrypted with CCMP */ 82f0706e82SJiri Benc u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ 83f0706e82SJiri Benc }; 84f0706e82SJiri Benc 85f0706e82SJiri Benc 86c2b13452SJohannes Berg struct ieee80211_bss { 87ef429dadSJohannes Berg u32 device_ts_beacon, device_ts_presp; 888c358bcdSJohannes Berg 8943ac2ca3SJouni Malinen bool wmm_used; 90ab13315aSKalle Valo bool uapsd_supported; 9100d3f14cSJohannes Berg 92f0706e82SJiri Benc #define IEEE80211_MAX_SUPP_RATES 32 93f0706e82SJiri Benc u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; 94f0706e82SJiri Benc size_t supp_rates_len; 95817cee76SAlexander Bondar struct ieee80211_rate *beacon_rate; 96f0706e82SJiri Benc 9700d3f14cSJohannes Berg /* 9825985edcSLucas De Marchi * During association, we save an ERP value from a probe response so 995628221cSDaniel Drake * that we can feed ERP info to the driver when handling the 1005628221cSDaniel Drake * association completes. these fields probably won't be up-to-date 10100d3f14cSJohannes Berg * otherwise, you probably don't want to use them. 10200d3f14cSJohannes Berg */ 10300d3f14cSJohannes Berg bool has_erp_value; 1045628221cSDaniel Drake u8 erp_value; 105fcff4f10SPaul Stewart 106fcff4f10SPaul Stewart /* Keep track of the corruption of the last beacon/probe response. */ 107fcff4f10SPaul Stewart u8 corrupt_data; 108fcff4f10SPaul Stewart 109fcff4f10SPaul Stewart /* Keep track of what bits of information we have valid info for. */ 110fcff4f10SPaul Stewart u8 valid_data; 111fcff4f10SPaul Stewart }; 112fcff4f10SPaul Stewart 113fcff4f10SPaul Stewart /** 114fcff4f10SPaul Stewart * enum ieee80211_corrupt_data_flags - BSS data corruption flags 115fcff4f10SPaul Stewart * @IEEE80211_BSS_CORRUPT_BEACON: last beacon frame received was corrupted 116fcff4f10SPaul Stewart * @IEEE80211_BSS_CORRUPT_PROBE_RESP: last probe response received was corrupted 117fcff4f10SPaul Stewart * 118fcff4f10SPaul Stewart * These are bss flags that are attached to a bss in the 119fcff4f10SPaul Stewart * @corrupt_data field of &struct ieee80211_bss. 120fcff4f10SPaul Stewart */ 121fcff4f10SPaul Stewart enum ieee80211_bss_corrupt_data_flags { 122fcff4f10SPaul Stewart IEEE80211_BSS_CORRUPT_BEACON = BIT(0), 123fcff4f10SPaul Stewart IEEE80211_BSS_CORRUPT_PROBE_RESP = BIT(1) 124fcff4f10SPaul Stewart }; 125fcff4f10SPaul Stewart 126fcff4f10SPaul Stewart /** 127fcff4f10SPaul Stewart * enum ieee80211_valid_data_flags - BSS valid data flags 128fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_WMM: WMM/UAPSD data was gathered from non-corrupt IE 129fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_RATES: Supported rates were gathered from non-corrupt IE 130fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_ERP: ERP flag was gathered from non-corrupt IE 131fcff4f10SPaul Stewart * 132fcff4f10SPaul Stewart * These are bss flags that are attached to a bss in the 133fcff4f10SPaul Stewart * @valid_data field of &struct ieee80211_bss. They show which parts 134d070f913SStephen Hemminger * of the data structure were received as a result of an un-corrupted 135fcff4f10SPaul Stewart * beacon/probe response. 136fcff4f10SPaul Stewart */ 137fcff4f10SPaul Stewart enum ieee80211_bss_valid_data_flags { 138fcff4f10SPaul Stewart IEEE80211_BSS_VALID_WMM = BIT(1), 139fcff4f10SPaul Stewart IEEE80211_BSS_VALID_RATES = BIT(2), 140fcff4f10SPaul Stewart IEEE80211_BSS_VALID_ERP = BIT(3) 141f0706e82SJiri Benc }; 142f0706e82SJiri Benc 1439ae54c84SJohannes Berg typedef unsigned __bitwise__ ieee80211_tx_result; 1449ae54c84SJohannes Berg #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) 1459ae54c84SJohannes Berg #define TX_DROP ((__force ieee80211_tx_result) 1u) 1469ae54c84SJohannes Berg #define TX_QUEUED ((__force ieee80211_tx_result) 2u) 1479ae54c84SJohannes Berg 1485cf121c3SJohannes Berg #define IEEE80211_TX_UNICAST BIT(1) 1495cf121c3SJohannes Berg #define IEEE80211_TX_PS_BUFFERED BIT(2) 1509ae54c84SJohannes Berg 1515cf121c3SJohannes Berg struct ieee80211_tx_data { 152f0706e82SJiri Benc struct sk_buff *skb; 153252b86c4SJohannes Berg struct sk_buff_head skbs; 154f0706e82SJiri Benc struct ieee80211_local *local; 155f0706e82SJiri Benc struct ieee80211_sub_if_data *sdata; 156f0706e82SJiri Benc struct sta_info *sta; 157f0706e82SJiri Benc struct ieee80211_key *key; 1580d528d85SFelix Fietkau struct ieee80211_tx_rate rate; 1595cf121c3SJohannes Berg 160056cdd59SJohannes Berg unsigned int flags; 1615cf121c3SJohannes Berg }; 1625cf121c3SJohannes Berg 1635cf121c3SJohannes Berg 1645cf121c3SJohannes Berg typedef unsigned __bitwise__ ieee80211_rx_result; 1655cf121c3SJohannes Berg #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) 1665cf121c3SJohannes Berg #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) 1675cf121c3SJohannes Berg #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) 1685cf121c3SJohannes Berg #define RX_QUEUED ((__force ieee80211_rx_result) 3u) 1695cf121c3SJohannes Berg 170554891e6SJohannes Berg /** 171554891e6SJohannes Berg * enum ieee80211_packet_rx_flags - packet RX flags 172554891e6SJohannes Berg * @IEEE80211_RX_RA_MATCH: frame is destined to interface currently processed 173554891e6SJohannes Berg * (incl. multicast frames) 174554891e6SJohannes Berg * @IEEE80211_RX_FRAGMENTED: fragmented frame 175554891e6SJohannes Berg * @IEEE80211_RX_AMSDU: a-MSDU packet 176554891e6SJohannes Berg * @IEEE80211_RX_MALFORMED_ACTION_FRM: action frame is malformed 1774cfda47bSChristian Lamparter * @IEEE80211_RX_DEFERRED_RELEASE: frame was subjected to receive reordering 178554891e6SJohannes Berg * 179554891e6SJohannes Berg * These are per-frame flags that are attached to a frame in the 180554891e6SJohannes Berg * @rx_flags field of &struct ieee80211_rx_status. 181554891e6SJohannes Berg */ 182554891e6SJohannes Berg enum ieee80211_packet_rx_flags { 183554891e6SJohannes Berg IEEE80211_RX_RA_MATCH = BIT(1), 184554891e6SJohannes Berg IEEE80211_RX_FRAGMENTED = BIT(2), 185554891e6SJohannes Berg IEEE80211_RX_AMSDU = BIT(3), 186554891e6SJohannes Berg IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4), 1874cfda47bSChristian Lamparter IEEE80211_RX_DEFERRED_RELEASE = BIT(5), 188554891e6SJohannes Berg }; 189554891e6SJohannes Berg 190554891e6SJohannes Berg /** 191554891e6SJohannes Berg * enum ieee80211_rx_flags - RX data flags 192554891e6SJohannes Berg * 193554891e6SJohannes Berg * @IEEE80211_RX_CMNTR: received on cooked monitor already 194ee971924SJohannes Berg * @IEEE80211_RX_BEACON_REPORTED: This frame was already reported 195ee971924SJohannes Berg * to cfg80211_report_obss_beacon(). 196554891e6SJohannes Berg * 197554891e6SJohannes Berg * These flags are used across handling multiple interfaces 198554891e6SJohannes Berg * for a single frame. 199554891e6SJohannes Berg */ 200554891e6SJohannes Berg enum ieee80211_rx_flags { 201554891e6SJohannes Berg IEEE80211_RX_CMNTR = BIT(0), 202ee971924SJohannes Berg IEEE80211_RX_BEACON_REPORTED = BIT(1), 203554891e6SJohannes Berg }; 2045cf121c3SJohannes Berg 2055cf121c3SJohannes Berg struct ieee80211_rx_data { 2065cf121c3SJohannes Berg struct sk_buff *skb; 2075cf121c3SJohannes Berg struct ieee80211_local *local; 2085cf121c3SJohannes Berg struct ieee80211_sub_if_data *sdata; 2095cf121c3SJohannes Berg struct sta_info *sta; 2105cf121c3SJohannes Berg struct ieee80211_key *key; 211056cdd59SJohannes Berg 212056cdd59SJohannes Berg unsigned int flags; 2139e26297aSJohannes Berg 2149e26297aSJohannes Berg /* 2159e26297aSJohannes Berg * Index into sequence numbers array, 0..16 2169e26297aSJohannes Berg * since the last (16) is used for non-QoS, 2179e26297aSJohannes Berg * will be 16 on non-QoS frames. 2189e26297aSJohannes Berg */ 2199e26297aSJohannes Berg int seqno_idx; 2209e26297aSJohannes Berg 2219e26297aSJohannes Berg /* 2229e26297aSJohannes Berg * Index into the security IV/PN arrays, 0..16 2239e26297aSJohannes Berg * since the last (16) is used for CCMP-encrypted 2249e26297aSJohannes Berg * management frames, will be set to 16 on mgmt 2259e26297aSJohannes Berg * frames and 0 on non-QoS frames. 2269e26297aSJohannes Berg */ 2279e26297aSJohannes Berg int security_idx; 2289e26297aSJohannes Berg 22950741ae0SJohannes Berg u32 tkip_iv32; 23050741ae0SJohannes Berg u16 tkip_iv16; 231f0706e82SJiri Benc }; 232f0706e82SJiri Benc 233af296bdbSMichal Kazior struct ieee80211_csa_settings { 234af296bdbSMichal Kazior const u16 *counter_offsets_beacon; 235af296bdbSMichal Kazior const u16 *counter_offsets_presp; 236af296bdbSMichal Kazior 237af296bdbSMichal Kazior int n_counter_offsets_beacon; 238af296bdbSMichal Kazior int n_counter_offsets_presp; 239af296bdbSMichal Kazior 240af296bdbSMichal Kazior u8 count; 241af296bdbSMichal Kazior }; 242af296bdbSMichal Kazior 2435dfdaf58SJohannes Berg struct beacon_data { 2445dfdaf58SJohannes Berg u8 *head, *tail; 2455dfdaf58SJohannes Berg int head_len, tail_len; 24643552be1SThomas Pedersen struct ieee80211_meshconf_ie *meshconf; 247af296bdbSMichal Kazior u16 csa_counter_offsets[IEEE80211_MAX_CSA_COUNTERS_NUM]; 248af296bdbSMichal Kazior u8 csa_current_counter; 2498860020eSJohannes Berg struct rcu_head rcu_head; 2505dfdaf58SJohannes Berg }; 2515dfdaf58SJohannes Berg 252aa7a0080SEyal Shapira struct probe_resp { 253aa7a0080SEyal Shapira struct rcu_head rcu_head; 254aa7a0080SEyal Shapira int len; 255af296bdbSMichal Kazior u16 csa_counter_offsets[IEEE80211_MAX_CSA_COUNTERS_NUM]; 256aa7a0080SEyal Shapira u8 data[0]; 257aa7a0080SEyal Shapira }; 258aa7a0080SEyal Shapira 259d012a605SMarco Porsch struct ps_data { 260d012a605SMarco Porsch /* yes, this looks ugly, but guarantees that we can later use 261d012a605SMarco Porsch * bitmap_empty :) 262d012a605SMarco Porsch * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 2635fe2bb86SJoe Perches u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)] 2645fe2bb86SJoe Perches __aligned(__alignof__(unsigned long)); 265d012a605SMarco Porsch struct sk_buff_head bc_buf; 266d012a605SMarco Porsch atomic_t num_sta_ps; /* number of stations in PS mode */ 267d012a605SMarco Porsch int dtim_count; 268d012a605SMarco Porsch bool dtim_bc_mc; 269d012a605SMarco Porsch }; 270d012a605SMarco Porsch 271f0706e82SJiri Benc struct ieee80211_if_ap { 27240b275b6SJohannes Berg struct beacon_data __rcu *beacon; 273aa7a0080SEyal Shapira struct probe_resp __rcu *probe_resp; 274f0706e82SJiri Benc 27573da7d5bSSimon Wunderlich /* to be used after channel switch. */ 27673da7d5bSSimon Wunderlich struct cfg80211_beacon_data *next_beacon; 2774e141dadSMichal Kazior struct list_head vlans; /* write-protected with RTNL and local->mtx */ 2780ec3ca44SJohannes Berg 279d012a605SMarco Porsch struct ps_data ps; 280030ef8f8SFelix Fietkau atomic_t num_mcast_sta; /* number of stations receiving multicast */ 281687da132SEmmanuel Grumbach enum ieee80211_smps_mode req_smps, /* requested smps mode */ 282687da132SEmmanuel Grumbach driver_smps_mode; /* smps mode request */ 283687da132SEmmanuel Grumbach 284687da132SEmmanuel Grumbach struct work_struct request_smps_work; 285f0706e82SJiri Benc }; 286f0706e82SJiri Benc 287f0706e82SJiri Benc struct ieee80211_if_wds { 288f0706e82SJiri Benc struct sta_info *sta; 289056cdd59SJohannes Berg u8 remote_addr[ETH_ALEN]; 290f0706e82SJiri Benc }; 291f0706e82SJiri Benc 292f0706e82SJiri Benc struct ieee80211_if_vlan { 2934e141dadSMichal Kazior struct list_head list; /* write-protected with RTNL and local->mtx */ 294f14543eeSFelix Fietkau 295f14543eeSFelix Fietkau /* used for all tx if the VLAN is configured to 4-addr mode */ 29640b275b6SJohannes Berg struct sta_info __rcu *sta; 297f0706e82SJiri Benc }; 298f0706e82SJiri Benc 299ee385855SLuis Carlos Cobo struct mesh_stats { 300c8a61a7dSDaniel Walker __u32 fwded_mcast; /* Mesh forwarded multicast frames */ 301c8a61a7dSDaniel Walker __u32 fwded_unicast; /* Mesh forwarded unicast frames */ 302c8a61a7dSDaniel Walker __u32 fwded_frames; /* Mesh total forwarded frames */ 303ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 304ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 305cfee66b0SJavier Cardona __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ 306ee385855SLuis Carlos Cobo }; 307ee385855SLuis Carlos Cobo 308ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 309ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 310ee385855SLuis Carlos Cobo struct mesh_preq_queue { 311ee385855SLuis Carlos Cobo struct list_head list; 312ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 313ee385855SLuis Carlos Cobo u8 flags; 314ee385855SLuis Carlos Cobo }; 315ee385855SLuis Carlos Cobo 3162eb278e0SJohannes Berg #if HZ/100 == 0 3172eb278e0SJohannes Berg #define IEEE80211_ROC_MIN_LEFT 1 3182eb278e0SJohannes Berg #else 3192eb278e0SJohannes Berg #define IEEE80211_ROC_MIN_LEFT (HZ/100) 3202eb278e0SJohannes Berg #endif 32177fdaa12SJohannes Berg 3222eb278e0SJohannes Berg struct ieee80211_roc_work { 32377fdaa12SJohannes Berg struct list_head list; 3242eb278e0SJohannes Berg struct list_head dependents; 325f679f65dSJohannes Berg 3262eb278e0SJohannes Berg struct delayed_work work; 327af6b6374SJohannes Berg 328af6b6374SJohannes Berg struct ieee80211_sub_if_data *sdata; 329af6b6374SJohannes Berg 330f679f65dSJohannes Berg struct ieee80211_channel *chan; 331af6b6374SJohannes Berg 3322eb278e0SJohannes Berg bool started, abort, hw_begun, notified; 3333fbd45caSJohannes Berg bool to_be_freed; 334b4b177a5SJohannes Berg bool on_channel; 335f679f65dSJohannes Berg 3362eb278e0SJohannes Berg unsigned long hw_start_time; 337e4da8c37SJohannes Berg 3382eb278e0SJohannes Berg u32 duration, req_duration; 339f30221e4SJohannes Berg struct sk_buff *frame; 34050febf6aSJohannes Berg u64 cookie, mgmt_tx_cookie; 341d339d5caSIlan Peer enum ieee80211_roc_type type; 34277fdaa12SJohannes Berg }; 34377fdaa12SJohannes Berg 34446900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 345ab1faeadSJohannes Berg enum ieee80211_sta_flags { 346b291ba11SJohannes Berg IEEE80211_STA_CONNECTION_POLL = BIT(1), 347b291ba11SJohannes Berg IEEE80211_STA_CONTROL_PORT = BIT(2), 348a8243b72SJohannes Berg IEEE80211_STA_DISABLE_HT = BIT(4), 349b291ba11SJohannes Berg IEEE80211_STA_MFP_ENABLED = BIT(6), 350ab13315aSKalle Valo IEEE80211_STA_UAPSD_ENABLED = BIT(7), 351375177bfSVivek Natarajan IEEE80211_STA_NULLFUNC_ACKED = BIT(8), 35217e4ec14SJouni Malinen IEEE80211_STA_RESET_SIGNAL_AVE = BIT(9), 35324398e39SJohannes Berg IEEE80211_STA_DISABLE_40MHZ = BIT(10), 354d545dabaSMahesh Palivela IEEE80211_STA_DISABLE_VHT = BIT(11), 355f2d9d270SJohannes Berg IEEE80211_STA_DISABLE_80P80MHZ = BIT(12), 356f2d9d270SJohannes Berg IEEE80211_STA_DISABLE_160MHZ = BIT(13), 357095d81ceSJohannes Berg IEEE80211_STA_DISABLE_WMM = BIT(14), 358cd2f5dd7SAssaf Krauss IEEE80211_STA_ENABLE_RRM = BIT(15), 359ab1faeadSJohannes Berg }; 360ab1faeadSJohannes Berg 36166e67e41SJohannes Berg struct ieee80211_mgd_auth_data { 36266e67e41SJohannes Berg struct cfg80211_bss *bss; 36366e67e41SJohannes Berg unsigned long timeout; 36466e67e41SJohannes Berg int tries; 36566e67e41SJohannes Berg u16 algorithm, expected_transaction; 36666e67e41SJohannes Berg 36766e67e41SJohannes Berg u8 key[WLAN_KEY_LEN_WEP104]; 36866e67e41SJohannes Berg u8 key_len, key_idx; 36966e67e41SJohannes Berg bool done; 37089afe614SJohannes Berg bool timeout_started; 37166e67e41SJohannes Berg 3726b8ece3aSJouni Malinen u16 sae_trans, sae_status; 3736b8ece3aSJouni Malinen size_t data_len; 3746b8ece3aSJouni Malinen u8 data[]; 37566e67e41SJohannes Berg }; 37666e67e41SJohannes Berg 37766e67e41SJohannes Berg struct ieee80211_mgd_assoc_data { 37866e67e41SJohannes Berg struct cfg80211_bss *bss; 37966e67e41SJohannes Berg const u8 *supp_rates; 38066e67e41SJohannes Berg 38166e67e41SJohannes Berg unsigned long timeout; 38266e67e41SJohannes Berg int tries; 38366e67e41SJohannes Berg 38466e67e41SJohannes Berg u16 capability; 38566e67e41SJohannes Berg u8 prev_bssid[ETH_ALEN]; 38666e67e41SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 38766e67e41SJohannes Berg u8 ssid_len; 38866e67e41SJohannes Berg u8 supp_rates_len; 38976f0303dSJohannes Berg bool wmm, uapsd; 390989c6505SAlexander Bondar bool need_beacon; 39166e67e41SJohannes Berg bool synced; 39289afe614SJohannes Berg bool timeout_started; 39366e67e41SJohannes Berg 3949dde6423SJohannes Berg u8 ap_ht_param; 3959dde6423SJohannes Berg 396b08fbbd8SJohannes Berg struct ieee80211_vht_cap ap_vht_cap; 397b08fbbd8SJohannes Berg 39866e67e41SJohannes Berg size_t ie_len; 39966e67e41SJohannes Berg u8 ie[]; 40066e67e41SJohannes Berg }; 40166e67e41SJohannes Berg 40202219b3aSJohannes Berg struct ieee80211_sta_tx_tspec { 40302219b3aSJohannes Berg /* timestamp of the first packet in the time slice */ 40402219b3aSJohannes Berg unsigned long time_slice_start; 40502219b3aSJohannes Berg 40602219b3aSJohannes Berg u32 admitted_time; /* in usecs, unlike over the air */ 40702219b3aSJohannes Berg u8 tsid; 40802219b3aSJohannes Berg s8 up; /* signed to be able to invalidate with -1 during teardown */ 40902219b3aSJohannes Berg 41002219b3aSJohannes Berg /* consumed TX time in microseconds in the time slice */ 41102219b3aSJohannes Berg u32 consumed_tx_time; 41202219b3aSJohannes Berg enum { 41302219b3aSJohannes Berg TX_TSPEC_ACTION_NONE = 0, 41402219b3aSJohannes Berg TX_TSPEC_ACTION_DOWNGRADE, 41502219b3aSJohannes Berg TX_TSPEC_ACTION_STOP_DOWNGRADE, 41602219b3aSJohannes Berg } action; 41702219b3aSJohannes Berg bool downgraded; 41802219b3aSJohannes Berg }; 41902219b3aSJohannes Berg 42046900298SJohannes Berg struct ieee80211_if_managed { 421056cdd59SJohannes Berg struct timer_list timer; 422b291ba11SJohannes Berg struct timer_list conn_mon_timer; 423b291ba11SJohannes Berg struct timer_list bcn_mon_timer; 424c481ec97SSujith struct timer_list chswitch_timer; 425b291ba11SJohannes Berg struct work_struct monitor_work; 426c481ec97SSujith struct work_struct chswitch_work; 4271e4dcd01SJuuso Oikarinen struct work_struct beacon_connection_loss_work; 428882a7c69SJohannes Berg struct work_struct csa_connection_drop_work; 42946900298SJohannes Berg 4307ccc8bd7SFelix Fietkau unsigned long beacon_timeout; 431b291ba11SJohannes Berg unsigned long probe_timeout; 432a43abf29SMaxim Levitsky int probe_send_count; 43304ac3c0eSFelix Fietkau bool nullfunc_failed; 434682bd38bSJohannes Berg bool connection_loss; 435b291ba11SJohannes Berg 4360c1ad2caSJohannes Berg struct cfg80211_bss *associated; 43766e67e41SJohannes Berg struct ieee80211_mgd_auth_data *auth_data; 43866e67e41SJohannes Berg struct ieee80211_mgd_assoc_data *assoc_data; 43946900298SJohannes Berg 44077fdaa12SJohannes Berg u8 bssid[ETH_ALEN]; 44146900298SJohannes Berg 442f0706e82SJiri Benc u16 aid; 443f0706e82SJiri Benc 444965bedadSJohannes Berg bool powersave; /* powersave requested for this iface */ 44505cb9108SJohannes Berg bool broken_ap; /* AP is broken -- turn off powersave */ 446989c6505SAlexander Bondar bool have_beacon; 447826262c3SJohannes Berg u8 dtim_period; 4480f78231bSJohannes Berg enum ieee80211_smps_mode req_smps, /* requested smps mode */ 449d1f5b7a3SJohannes Berg driver_smps_mode; /* smps mode request */ 450d1f5b7a3SJohannes Berg 451d1f5b7a3SJohannes Berg struct work_struct request_smps_work; 452965bedadSJohannes Berg 453d6f2da5bSJiri Slaby unsigned int flags; 454f0706e82SJiri Benc 4550c21e632SLuciano Coelho bool csa_waiting_bcn; 4560c21e632SLuciano Coelho 457d8ec4433SJuuso Oikarinen bool beacon_crc_valid; 458d91f36dbSJohannes Berg u32 beacon_crc; 459d91f36dbSJohannes Berg 4601672c0e3SJohannes Berg bool status_acked; 4611672c0e3SJohannes Berg bool status_received; 4621672c0e3SJohannes Berg __le16 status_fc; 4631672c0e3SJohannes Berg 464fdfacf0aSJouni Malinen enum { 465fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 466fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 467fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 468fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 469fdfacf0aSJouni Malinen 470dc41e4d4SEliad Peller /* 471dc41e4d4SEliad Peller * Bitmask of enabled u-apsd queues, 472dc41e4d4SEliad Peller * IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association 473dc41e4d4SEliad Peller * to take effect. 474dc41e4d4SEliad Peller */ 475dc41e4d4SEliad Peller unsigned int uapsd_queues; 476dc41e4d4SEliad Peller 477dc41e4d4SEliad Peller /* 478dc41e4d4SEliad Peller * Maximum number of buffered frames AP can deliver during a 479dc41e4d4SEliad Peller * service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar. 480dc41e4d4SEliad Peller * Needs a new association to take effect. 481dc41e4d4SEliad Peller */ 482dc41e4d4SEliad Peller unsigned int uapsd_max_sp_len; 483dc41e4d4SEliad Peller 484f0706e82SJiri Benc int wmm_last_param_set; 4859bc383deSJohannes Berg 4869bc383deSJohannes Berg u8 use_4addr; 48717e4ec14SJouni Malinen 48867baf663SJanusz Dziedzic s16 p2p_noa_index; 489488dd7b5SJohannes Berg 49017e4ec14SJouni Malinen /* Signal strength from the last Beacon frame in the current BSS. */ 49117e4ec14SJouni Malinen int last_beacon_signal; 49217e4ec14SJouni Malinen 49317e4ec14SJouni Malinen /* 49417e4ec14SJouni Malinen * Weighted average of the signal strength from Beacon frames in the 49517e4ec14SJouni Malinen * current BSS. This is in units of 1/16 of the signal unit to maintain 49617e4ec14SJouni Malinen * accuracy and to speed up calculations, i.e., the value need to be 49717e4ec14SJouni Malinen * divided by 16 to get the actual value. 49817e4ec14SJouni Malinen */ 49917e4ec14SJouni Malinen int ave_beacon_signal; 50017e4ec14SJouni Malinen 50117e4ec14SJouni Malinen /* 502391a200aSJouni Malinen * Number of Beacon frames used in ave_beacon_signal. This can be used 503391a200aSJouni Malinen * to avoid generating less reliable cqm events that would be based 504391a200aSJouni Malinen * only on couple of received frames. 505391a200aSJouni Malinen */ 506391a200aSJouni Malinen unsigned int count_beacon_signal; 507391a200aSJouni Malinen 508391a200aSJouni Malinen /* 50917e4ec14SJouni Malinen * Last Beacon frame signal strength average (ave_beacon_signal / 16) 51017e4ec14SJouni Malinen * that triggered a cqm event. 0 indicates that no event has been 51117e4ec14SJouni Malinen * generated for the current association. 51217e4ec14SJouni Malinen */ 51317e4ec14SJouni Malinen int last_cqm_event_signal; 514615f7b9bSMeenakshi Venkataraman 515615f7b9bSMeenakshi Venkataraman /* 516615f7b9bSMeenakshi Venkataraman * State variables for keeping track of RSSI of the AP currently 517615f7b9bSMeenakshi Venkataraman * connected to and informing driver when RSSI has gone 518615f7b9bSMeenakshi Venkataraman * below/above a certain threshold. 519615f7b9bSMeenakshi Venkataraman */ 520615f7b9bSMeenakshi Venkataraman int rssi_min_thold, rssi_max_thold; 521615f7b9bSMeenakshi Venkataraman int last_ave_beacon_signal; 522ef96a842SBen Greear 523ef96a842SBen Greear struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 524ef96a842SBen Greear struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 525dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa; /* configured VHT overrides */ 526dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa_mask; /* Valid parts of vht_capa */ 52781dd2b88SArik Nemtsov 5281277b4a9SLiad Kaufman /* TDLS support */ 52981dd2b88SArik Nemtsov u8 tdls_peer[ETH_ALEN] __aligned(2); 53081dd2b88SArik Nemtsov struct delayed_work tdls_peer_del_work; 5311277b4a9SLiad Kaufman struct sk_buff *orig_teardown_skb; /* The original teardown skb */ 5321277b4a9SLiad Kaufman struct sk_buff *teardown_skb; /* A copy to send through the AP */ 5331277b4a9SLiad Kaufman spinlock_t teardown_lock; /* To lock changing teardown_skb */ 5349041c1faSArik Nemtsov bool tdls_chan_switch_prohibited; 53502219b3aSJohannes Berg 53602219b3aSJohannes Berg /* WMM-AC TSPEC support */ 53702219b3aSJohannes Berg struct ieee80211_sta_tx_tspec tx_tspec[IEEE80211_NUM_ACS]; 53802219b3aSJohannes Berg /* Use a separate work struct so that we can do something here 53902219b3aSJohannes Berg * while the sdata->work is flushing the queues, for example. 54002219b3aSJohannes Berg * otherwise, in scenarios where we hardly get any traffic out 54102219b3aSJohannes Berg * on the BE queue, but there's a lot of VO traffic, we might 54202219b3aSJohannes Berg * get stuck in a downgraded situation and flush takes forever. 54302219b3aSJohannes Berg */ 54402219b3aSJohannes Berg struct delayed_work tx_tspec_wk; 545f0706e82SJiri Benc }; 546f0706e82SJiri Benc 54746900298SJohannes Berg struct ieee80211_if_ibss { 54846900298SJohannes Berg struct timer_list timer; 549cd7760e6SSimon Wunderlich struct work_struct csa_connection_drop_work; 55046900298SJohannes Berg 551af8cdcd8SJohannes Berg unsigned long last_scan_completed; 5525bb644a0SJohannes Berg 553fbd2c8dcSTeemu Paasikivi u32 basic_rates; 554fbd2c8dcSTeemu Paasikivi 555af8cdcd8SJohannes Berg bool fixed_bssid; 556af8cdcd8SJohannes Berg bool fixed_channel; 557fffd0934SJohannes Berg bool privacy; 55846900298SJohannes Berg 559267335d6SAntonio Quartulli bool control_port; 5608e8d347dSSimon Wunderlich bool userspace_handles_dfs; 561267335d6SAntonio Quartulli 5624d196e4bSFelix Fietkau u8 bssid[ETH_ALEN] __aligned(2); 563af8cdcd8SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 564af8cdcd8SJohannes Berg u8 ssid_len, ie_len; 565af8cdcd8SJohannes Berg u8 *ie; 5663aede78aSSimon Wunderlich struct cfg80211_chan_def chandef; 56746900298SJohannes Berg 56846900298SJohannes Berg unsigned long ibss_join_req; 569af8cdcd8SJohannes Berg /* probe response/beacon for IBSS */ 570c3ffeab4SJohannes Berg struct beacon_data __rcu *presp; 57146900298SJohannes Berg 572822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 573822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 574822854b0SSimon Wunderlich 5758bf11d8dSJohannes Berg spinlock_t incomplete_lock; 5768bf11d8dSJohannes Berg struct list_head incomplete_stations; 5778bf11d8dSJohannes Berg 57846900298SJohannes Berg enum { 57946900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 58046900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 58146900298SJohannes Berg } state; 58246900298SJohannes Berg }; 58346900298SJohannes Berg 584dbf498fbSJavier Cardona /** 585239281f8SRostislav Lisovy * struct ieee80211_if_ocb - OCB mode state 586239281f8SRostislav Lisovy * 587239281f8SRostislav Lisovy * @housekeeping_timer: timer for periodic invocation of a housekeeping task 588239281f8SRostislav Lisovy * @wrkq_flags: OCB deferred task action 589239281f8SRostislav Lisovy * @incomplete_lock: delayed STA insertion lock 590239281f8SRostislav Lisovy * @incomplete_stations: list of STAs waiting for delayed insertion 591239281f8SRostislav Lisovy * @joined: indication if the interface is connected to an OCB network 592239281f8SRostislav Lisovy */ 593239281f8SRostislav Lisovy struct ieee80211_if_ocb { 594239281f8SRostislav Lisovy struct timer_list housekeeping_timer; 595239281f8SRostislav Lisovy unsigned long wrkq_flags; 596239281f8SRostislav Lisovy 597239281f8SRostislav Lisovy spinlock_t incomplete_lock; 598239281f8SRostislav Lisovy struct list_head incomplete_stations; 599239281f8SRostislav Lisovy 600239281f8SRostislav Lisovy bool joined; 601239281f8SRostislav Lisovy }; 602239281f8SRostislav Lisovy 603239281f8SRostislav Lisovy /** 604dbf498fbSJavier Cardona * struct ieee80211_mesh_sync_ops - Extensible synchronization framework interface 605dbf498fbSJavier Cardona * 606dbf498fbSJavier Cardona * these declarations define the interface, which enables 607dbf498fbSJavier Cardona * vendor-specific mesh synchronization 608dbf498fbSJavier Cardona * 609dbf498fbSJavier Cardona */ 610dbf498fbSJavier Cardona struct ieee802_11_elems; 611dbf498fbSJavier Cardona struct ieee80211_mesh_sync_ops { 612dbf498fbSJavier Cardona void (*rx_bcn_presp)(struct ieee80211_sub_if_data *sdata, 613dbf498fbSJavier Cardona u16 stype, 614dbf498fbSJavier Cardona struct ieee80211_mgmt *mgmt, 615dbf498fbSJavier Cardona struct ieee802_11_elems *elems, 616dbf498fbSJavier Cardona struct ieee80211_rx_status *rx_status); 61743552be1SThomas Pedersen 61843552be1SThomas Pedersen /* should be called with beacon_data under RCU read lock */ 61943552be1SThomas Pedersen void (*adjust_tbtt)(struct ieee80211_sub_if_data *sdata, 62043552be1SThomas Pedersen struct beacon_data *beacon); 621dbf498fbSJavier Cardona /* add other framework functions here */ 622dbf498fbSJavier Cardona }; 623dbf498fbSJavier Cardona 624b8456a14SChun-Yeow Yeoh struct mesh_csa_settings { 625b8456a14SChun-Yeow Yeoh struct rcu_head rcu_head; 626b8456a14SChun-Yeow Yeoh struct cfg80211_csa_settings settings; 627b8456a14SChun-Yeow Yeoh }; 628b8456a14SChun-Yeow Yeoh 629472dbc45SJohannes Berg struct ieee80211_if_mesh { 630472dbc45SJohannes Berg struct timer_list housekeeping_timer; 631472dbc45SJohannes Berg struct timer_list mesh_path_timer; 632e304bfd3SRui Paulo struct timer_list mesh_path_root_timer; 633472dbc45SJohannes Berg 63418889231SJavier Cardona unsigned long wrkq_flags; 635f81a9dedSThomas Pedersen unsigned long mbss_changed; 636472dbc45SJohannes Berg 637472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 638472dbc45SJohannes Berg size_t mesh_id_len; 639472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 6403491707aSRui Paulo u8 mesh_pp_id; 641472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 6423491707aSRui Paulo u8 mesh_pm_id; 643472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 6443491707aSRui Paulo u8 mesh_cc_id; 6459e03fdfdSJavier Cardona /* Synchronization Protocol Identifier */ 6463491707aSRui Paulo u8 mesh_sp_id; 6479e03fdfdSJavier Cardona /* Authentication Protocol Identifier */ 6483491707aSRui Paulo u8 mesh_auth_id; 649d19b3bf6SRui Paulo /* Local mesh Sequence Number */ 650d19b3bf6SRui Paulo u32 sn; 651472dbc45SJohannes Berg /* Last used PREQ ID */ 652472dbc45SJohannes Berg u32 preq_id; 653472dbc45SJohannes Berg atomic_t mpaths; 654d19b3bf6SRui Paulo /* Timestamp of last SN update */ 655d19b3bf6SRui Paulo unsigned long last_sn_update; 656dca7e943SThomas Pedersen /* Time when it's ok to send next PERR */ 657dca7e943SThomas Pedersen unsigned long next_perr; 658dca7e943SThomas Pedersen /* Timestamp of last PREQ sent */ 659472dbc45SJohannes Berg unsigned long last_preq; 660472dbc45SJohannes Berg struct mesh_rmc *rmc; 661472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 662472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 663472dbc45SJohannes Berg int preq_queue_len; 664472dbc45SJohannes Berg struct mesh_stats mshstats; 665472dbc45SJohannes Berg struct mesh_config mshcfg; 6661258d976SAshok Nagarajan atomic_t estab_plinks; 667472dbc45SJohannes Berg u32 mesh_seqnum; 668472dbc45SJohannes Berg bool accepting_plinks; 6695ee68e5bSJavier Cardona int num_gates; 6702b5e1967SThomas Pedersen struct beacon_data __rcu *beacon; 671581a8b0fSJavier Cardona const u8 *ie; 672581a8b0fSJavier Cardona u8 ie_len; 673b130e5ceSJavier Cardona enum { 674b130e5ceSJavier Cardona IEEE80211_MESH_SEC_NONE = 0x0, 675b130e5ceSJavier Cardona IEEE80211_MESH_SEC_AUTHED = 0x1, 676b130e5ceSJavier Cardona IEEE80211_MESH_SEC_SECURED = 0x2, 677b130e5ceSJavier Cardona } security; 678a6dad6a2SThomas Pedersen bool user_mpm; 679dbf498fbSJavier Cardona /* Extensible Synchronization Framework */ 6808ba7acf3SJohannes Berg const struct ieee80211_mesh_sync_ops *sync_ops; 681dbf498fbSJavier Cardona s64 sync_offset_clockdrift_max; 682dbf498fbSJavier Cardona spinlock_t sync_offset_lock; 683dbf498fbSJavier Cardona bool adjusting_tbtt; 6843f52b7e3SMarco Porsch /* mesh power save */ 6853f52b7e3SMarco Porsch enum nl80211_mesh_power_mode nonpeer_pm; 6863f52b7e3SMarco Porsch int ps_peers_light_sleep; 6873f52b7e3SMarco Porsch int ps_peers_deep_sleep; 6883f52b7e3SMarco Porsch struct ps_data ps; 6898f2535b9SChun-Yeow Yeoh /* Channel Switching Support */ 690b8456a14SChun-Yeow Yeoh struct mesh_csa_settings __rcu *csa; 6910cb4d4dcSLuciano Coelho enum { 6920cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_NONE, 6930cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_INIT, 6940cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_REPEATER, 6950cb4d4dcSLuciano Coelho } csa_role; 696b8456a14SChun-Yeow Yeoh u8 chsw_ttl; 6978f2535b9SChun-Yeow Yeoh u16 pre_value; 69843552be1SThomas Pedersen 69943552be1SThomas Pedersen /* offset from skb->data while building IE */ 70043552be1SThomas Pedersen int meshconf_offset; 701472dbc45SJohannes Berg }; 702902acc78SJohannes Berg 703902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 704472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 705472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 706902acc78SJohannes Berg #else 707472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 708902acc78SJohannes Berg do { } while (0) 709902acc78SJohannes Berg #endif 710f0706e82SJiri Benc 711213cd118SJohannes Berg /** 712213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 713213cd118SJohannes Berg * 714213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 715213cd118SJohannes Berg * @IEEE80211_SDATA_PROMISC: interface is promisc 716213cd118SJohannes Berg * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode 717213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 718213cd118SJohannes Berg * associated stations and deliver multicast frames both 719213cd118SJohannes Berg * back to wireless media and to the local net stack. 72095acac61SJohannes Berg * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. 7217b7eab6fSJohannes Berg * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver 722213cd118SJohannes Berg */ 723213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 724213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 725213cd118SJohannes Berg IEEE80211_SDATA_PROMISC = BIT(1), 7267986cf95SJohannes Berg IEEE80211_SDATA_OPERATING_GMODE = BIT(2), 7277986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 72895acac61SJohannes Berg IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), 7297b7eab6fSJohannes Berg IEEE80211_SDATA_IN_DRIVER = BIT(5), 730213cd118SJohannes Berg }; 731213cd118SJohannes Berg 73234d4bc4dSJohannes Berg /** 73334d4bc4dSJohannes Berg * enum ieee80211_sdata_state_bits - virtual interface state bits 73434d4bc4dSJohannes Berg * @SDATA_STATE_RUNNING: virtual interface is up & running; this 73534d4bc4dSJohannes Berg * mirrors netif_running() but is separate for interface type 73634d4bc4dSJohannes Berg * change handling while the interface is up 7375b714c6aSJohannes Berg * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel 7385b714c6aSJohannes Berg * mode, so queues are stopped 739d6a83228SJohannes Berg * @SDATA_STATE_OFFCHANNEL_BEACON_STOPPED: Beaconing was stopped due 740d6a83228SJohannes Berg * to offchannel, reset when offchannel returns 74134d4bc4dSJohannes Berg */ 74234d4bc4dSJohannes Berg enum ieee80211_sdata_state_bits { 74334d4bc4dSJohannes Berg SDATA_STATE_RUNNING, 7445b714c6aSJohannes Berg SDATA_STATE_OFFCHANNEL, 745d6a83228SJohannes Berg SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, 74634d4bc4dSJohannes Berg }; 74734d4bc4dSJohannes Berg 748d01a1e65SMichal Kazior /** 749d01a1e65SMichal Kazior * enum ieee80211_chanctx_mode - channel context configuration mode 750d01a1e65SMichal Kazior * 751d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_SHARED: channel context may be used by 752d01a1e65SMichal Kazior * multiple interfaces 753d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_EXCLUSIVE: channel context can be used 754d01a1e65SMichal Kazior * only by a single interface. This can be used for example for 755d01a1e65SMichal Kazior * non-fixed channel IBSS. 756d01a1e65SMichal Kazior */ 757d01a1e65SMichal Kazior enum ieee80211_chanctx_mode { 758d01a1e65SMichal Kazior IEEE80211_CHANCTX_SHARED, 759d01a1e65SMichal Kazior IEEE80211_CHANCTX_EXCLUSIVE 760d01a1e65SMichal Kazior }; 761d01a1e65SMichal Kazior 7625bcae31dSMichal Kazior /** 7635bcae31dSMichal Kazior * enum ieee80211_chanctx_replace_state - channel context replacement state 7645bcae31dSMichal Kazior * 7655bcae31dSMichal Kazior * This is used for channel context in-place reservations that require channel 7665bcae31dSMichal Kazior * context switch/swap. 7675bcae31dSMichal Kazior * 7685bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACE_NONE: no replacement is taking place 7695bcae31dSMichal Kazior * @IEEE80211_CHANCTX_WILL_BE_REPLACED: this channel context will be replaced 7705bcae31dSMichal Kazior * by a (not yet registered) channel context pointed by %replace_ctx. 7715bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACES_OTHER: this (not yet registered) channel context 7725bcae31dSMichal Kazior * replaces an existing channel context pointed to by %replace_ctx. 7735bcae31dSMichal Kazior */ 7745bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state { 7755bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACE_NONE, 7765bcae31dSMichal Kazior IEEE80211_CHANCTX_WILL_BE_REPLACED, 7775bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACES_OTHER, 7785bcae31dSMichal Kazior }; 7795bcae31dSMichal Kazior 780d01a1e65SMichal Kazior struct ieee80211_chanctx { 781d01a1e65SMichal Kazior struct list_head list; 782d01a1e65SMichal Kazior struct rcu_head rcu_head; 783d01a1e65SMichal Kazior 784484298adSMichal Kazior struct list_head assigned_vifs; 785e3afb920SMichal Kazior struct list_head reserved_vifs; 786484298adSMichal Kazior 7875bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state replace_state; 7885bcae31dSMichal Kazior struct ieee80211_chanctx *replace_ctx; 7895bcae31dSMichal Kazior 790d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode; 7918a61af65SJohannes Berg bool driver_present; 792d01a1e65SMichal Kazior 793d01a1e65SMichal Kazior struct ieee80211_chanctx_conf conf; 794d01a1e65SMichal Kazior }; 795d01a1e65SMichal Kazior 79632db6b54SKyeyoon Park struct mac80211_qos_map { 79732db6b54SKyeyoon Park struct cfg80211_qos_map qos_map; 79832db6b54SKyeyoon Park struct rcu_head rcu_head; 79932db6b54SKyeyoon Park }; 80032db6b54SKyeyoon Park 801f0706e82SJiri Benc struct ieee80211_sub_if_data { 802f0706e82SJiri Benc struct list_head list; 803f0706e82SJiri Benc 804f0706e82SJiri Benc struct wireless_dev wdev; 805f0706e82SJiri Benc 80611a843b7SJohannes Berg /* keys */ 80711a843b7SJohannes Berg struct list_head key_list; 80811a843b7SJohannes Berg 8093bff1865SYogesh Ashok Powar /* count for keys needing tailroom space allocation */ 8103bff1865SYogesh Ashok Powar int crypto_tx_tailroom_needed_cnt; 8118d1f7ecdSJohannes Berg int crypto_tx_tailroom_pending_dec; 8128d1f7ecdSJohannes Berg struct delayed_work dec_tailroom_needed_wk; 8133bff1865SYogesh Ashok Powar 814f0706e82SJiri Benc struct net_device *dev; 815f0706e82SJiri Benc struct ieee80211_local *local; 816f0706e82SJiri Benc 81713262ffdSJiri Slaby unsigned int flags; 8187e9ed188SDaniel Drake 81934d4bc4dSJohannes Berg unsigned long state; 82034d4bc4dSJohannes Berg 821f0706e82SJiri Benc int drop_unencrypted; 822f0706e82SJiri Benc 82347846c9bSJohannes Berg char name[IFNAMSIZ]; 82447846c9bSJohannes Berg 825f0706e82SJiri Benc /* Fragment table for host-based reassembly */ 826f0706e82SJiri Benc struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; 827f0706e82SJiri Benc unsigned int fragment_next; 828f0706e82SJiri Benc 829b53be792SSimon Wunderlich /* TID bitmap for NoAck policy */ 830b53be792SSimon Wunderlich u16 noack_map; 831b53be792SSimon Wunderlich 83200e96decSYoni Divinsky /* bit field of ACM bits (BIT(802.1D tag)) */ 83300e96decSYoni Divinsky u8 wmm_acm; 83400e96decSYoni Divinsky 83540b275b6SJohannes Berg struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; 83640b275b6SJohannes Berg struct ieee80211_key __rcu *default_unicast_key; 83740b275b6SJohannes Berg struct ieee80211_key __rcu *default_multicast_key; 83840b275b6SJohannes Berg struct ieee80211_key __rcu *default_mgmt_key; 839f0706e82SJiri Benc 84094778280SJohannes Berg u16 sequence_number; 841a621fa4dSJohannes Berg __be16 control_port_protocol; 842a621fa4dSJohannes Berg bool control_port_no_encrypt; 8432475b1ccSMax Stepanov int encrypt_headroom; 84494778280SJohannes Berg 84554bcbc69SJohannes Berg struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; 84632db6b54SKyeyoon Park struct mac80211_qos_map __rcu *qos_map; 847f6f3def3SEliad Peller 84873da7d5bSSimon Wunderlich struct work_struct csa_finalize_work; 84959af6928SMichal Kazior bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ 85033787fc4SLuciano Coelho struct cfg80211_chan_def csa_chandef; 85173da7d5bSSimon Wunderlich 852484298adSMichal Kazior struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ 853e3afb920SMichal Kazior struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ 854484298adSMichal Kazior 85511335a55SLuciano Coelho /* context reservation -- protected with chanctx_mtx */ 85611335a55SLuciano Coelho struct ieee80211_chanctx *reserved_chanctx; 85711335a55SLuciano Coelho struct cfg80211_chan_def reserved_chandef; 85809332481SMichal Kazior bool reserved_radar_required; 8595bcae31dSMichal Kazior bool reserved_ready; 86011335a55SLuciano Coelho 86104ecd257SJohannes Berg /* used to reconfigure hardware SM PS */ 86204ecd257SJohannes Berg struct work_struct recalc_smps; 86304ecd257SJohannes Berg 86464592c8fSJohannes Berg struct work_struct work; 86535f20c14SJohannes Berg struct sk_buff_head skb_queue; 86635f20c14SJohannes Berg 86704ecd257SJohannes Berg u8 needed_rx_chains; 86804ecd257SJohannes Berg enum ieee80211_smps_mode smps_mode; 86904ecd257SJohannes Berg 8701ea6f9c0SJohannes Berg int user_power_level; /* in dBm */ 8711ea6f9c0SJohannes Berg int ap_power_level; /* in dBm */ 8721ea6f9c0SJohannes Berg 873164eb02dSSimon Wunderlich bool radar_required; 874164eb02dSSimon Wunderlich struct delayed_work dfs_cac_timer_work; 875164eb02dSSimon Wunderlich 8763e122be0SJohannes Berg /* 8773e122be0SJohannes Berg * AP this belongs to: self in AP mode and 8783e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 8793e122be0SJohannes Berg * all others (might be needed later in IBSS) 8803e122be0SJohannes Berg */ 8813e122be0SJohannes Berg struct ieee80211_if_ap *bss; 8823e122be0SJohannes Berg 88337eb0b16SJouni Malinen /* bitmap of allowed (non-MCS) rate indexes for rate control */ 88437eb0b16SJouni Malinen u32 rc_rateidx_mask[IEEE80211_NUM_BANDS]; 8852ffbe6d3SFelix Fietkau 8862ffbe6d3SFelix Fietkau bool rc_has_mcs_mask[IEEE80211_NUM_BANDS]; 88719468413SSimon Wunderlich u8 rc_rateidx_mcs_mask[IEEE80211_NUM_BANDS][IEEE80211_HT_MCS_MASK_LEN]; 888f0706e82SJiri Benc 889f0706e82SJiri Benc union { 890f0706e82SJiri Benc struct ieee80211_if_ap ap; 891f0706e82SJiri Benc struct ieee80211_if_wds wds; 892f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 89346900298SJohannes Berg struct ieee80211_if_managed mgd; 89446900298SJohannes Berg struct ieee80211_if_ibss ibss; 895472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 896239281f8SRostislav Lisovy struct ieee80211_if_ocb ocb; 8978cc9a739SMichael Wu u32 mntr_flags; 898f0706e82SJiri Benc } u; 899e9f207f0SJiri Benc 900e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 901e9f207f0SJiri Benc struct { 902295bafb4SBen Greear struct dentry *subdir_stations; 903f7e0104cSJohannes Berg struct dentry *default_unicast_key; 904f7e0104cSJohannes Berg struct dentry *default_multicast_key; 9053cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 9067bcfaf2fSJohannes Berg } debugfs; 907e9f207f0SJiri Benc #endif 908529ba6e9SJohannes Berg 90932bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 91032bfd35dSJohannes Berg struct ieee80211_vif vif; 911f0706e82SJiri Benc }; 912f0706e82SJiri Benc 91332bfd35dSJohannes Berg static inline 91432bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 91532bfd35dSJohannes Berg { 91632bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 91732bfd35dSJohannes Berg } 91832bfd35dSJohannes Berg 9198d61ffa5SJohannes Berg static inline void sdata_lock(struct ieee80211_sub_if_data *sdata) 9208d61ffa5SJohannes Berg __acquires(&sdata->wdev.mtx) 9218d61ffa5SJohannes Berg { 9228d61ffa5SJohannes Berg mutex_lock(&sdata->wdev.mtx); 9238d61ffa5SJohannes Berg __acquire(&sdata->wdev.mtx); 9248d61ffa5SJohannes Berg } 9258d61ffa5SJohannes Berg 9268d61ffa5SJohannes Berg static inline void sdata_unlock(struct ieee80211_sub_if_data *sdata) 9278d61ffa5SJohannes Berg __releases(&sdata->wdev.mtx) 9288d61ffa5SJohannes Berg { 9298d61ffa5SJohannes Berg mutex_unlock(&sdata->wdev.mtx); 9308d61ffa5SJohannes Berg __release(&sdata->wdev.mtx); 9318d61ffa5SJohannes Berg } 9328d61ffa5SJohannes Berg 9337ca133bcSSimon Wunderlich #define sdata_dereference(p, sdata) \ 9347ca133bcSSimon Wunderlich rcu_dereference_protected(p, lockdep_is_held(&sdata->wdev.mtx)) 9357ca133bcSSimon Wunderlich 9368d61ffa5SJohannes Berg static inline void 9378d61ffa5SJohannes Berg sdata_assert_lock(struct ieee80211_sub_if_data *sdata) 9388d61ffa5SJohannes Berg { 9398d61ffa5SJohannes Berg lockdep_assert_held(&sdata->wdev.mtx); 9408d61ffa5SJohannes Berg } 9418d61ffa5SJohannes Berg 94255de908aSJohannes Berg static inline enum ieee80211_band 94355de908aSJohannes Berg ieee80211_get_sdata_band(struct ieee80211_sub_if_data *sdata) 94455de908aSJohannes Berg { 94555de908aSJohannes Berg enum ieee80211_band band = IEEE80211_BAND_2GHZ; 94655de908aSJohannes Berg struct ieee80211_chanctx_conf *chanctx_conf; 94755de908aSJohannes Berg 94855de908aSJohannes Berg rcu_read_lock(); 94955de908aSJohannes Berg chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); 95055de908aSJohannes Berg if (!WARN_ON(!chanctx_conf)) 9514bf88530SJohannes Berg band = chanctx_conf->def.chan->band; 95255de908aSJohannes Berg rcu_read_unlock(); 95355de908aSJohannes Berg 95455de908aSJohannes Berg return band; 95555de908aSJohannes Berg } 95655de908aSJohannes Berg 957438b61b7SSimon Wunderlich static inline int 958438b61b7SSimon Wunderlich ieee80211_chandef_get_shift(struct cfg80211_chan_def *chandef) 959438b61b7SSimon Wunderlich { 960438b61b7SSimon Wunderlich switch (chandef->width) { 961438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_5: 962438b61b7SSimon Wunderlich return 2; 963438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_10: 964438b61b7SSimon Wunderlich return 1; 965438b61b7SSimon Wunderlich default: 966438b61b7SSimon Wunderlich return 0; 967438b61b7SSimon Wunderlich } 968438b61b7SSimon Wunderlich } 969438b61b7SSimon Wunderlich 970438b61b7SSimon Wunderlich static inline int 971438b61b7SSimon Wunderlich ieee80211_vif_get_shift(struct ieee80211_vif *vif) 972438b61b7SSimon Wunderlich { 973438b61b7SSimon Wunderlich struct ieee80211_chanctx_conf *chanctx_conf; 974438b61b7SSimon Wunderlich int shift = 0; 975438b61b7SSimon Wunderlich 976438b61b7SSimon Wunderlich rcu_read_lock(); 977438b61b7SSimon Wunderlich chanctx_conf = rcu_dereference(vif->chanctx_conf); 978438b61b7SSimon Wunderlich if (chanctx_conf) 979438b61b7SSimon Wunderlich shift = ieee80211_chandef_get_shift(&chanctx_conf->def); 980438b61b7SSimon Wunderlich rcu_read_unlock(); 981438b61b7SSimon Wunderlich 982438b61b7SSimon Wunderlich return shift; 983438b61b7SSimon Wunderlich } 984438b61b7SSimon Wunderlich 98508cf42e8SMichal Kazior struct ieee80211_rx_agg { 98608cf42e8SMichal Kazior u8 addr[ETH_ALEN]; 98708cf42e8SMichal Kazior u16 tid; 98808cf42e8SMichal Kazior }; 98908cf42e8SMichal Kazior 990c1475ca9SJohannes Berg enum sdata_queue_type { 991c1475ca9SJohannes Berg IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0, 992c1475ca9SJohannes Berg IEEE80211_SDATA_QUEUE_AGG_START = 1, 993c1475ca9SJohannes Berg IEEE80211_SDATA_QUEUE_AGG_STOP = 2, 99408cf42e8SMichal Kazior IEEE80211_SDATA_QUEUE_RX_AGG_START = 3, 99508cf42e8SMichal Kazior IEEE80211_SDATA_QUEUE_RX_AGG_STOP = 4, 9968a4d32f3SArik Nemtsov IEEE80211_SDATA_QUEUE_TDLS_CHSW = 5, 997c1475ca9SJohannes Berg }; 998c1475ca9SJohannes Berg 999f0706e82SJiri Benc enum { 1000f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 1001f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 1002f0706e82SJiri Benc }; 1003f0706e82SJiri Benc 1004ce7c9111SKalle Valo enum queue_stop_reason { 1005ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 1006520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 100796f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 100896f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 100925420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 10108f77f384SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SKB_ADD, 10116c17b77bSSeth Forshee IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL, 1012445ea4e8SJohannes Berg IEEE80211_QUEUE_STOP_REASON_FLUSH, 1013db67d661SArik Nemtsov IEEE80211_QUEUE_STOP_REASON_TDLS_TEARDOWN, 1014b6da911bSLiad Kaufman IEEE80211_QUEUE_STOP_REASON_RESERVE_TID, 1015cca07b00SLuciano Coelho 1016cca07b00SLuciano Coelho IEEE80211_QUEUE_STOP_REASONS, 1017ce7c9111SKalle Valo }; 1018ce7c9111SKalle Valo 101965a6538aSLuciano Coelho #ifdef CONFIG_MAC80211_LEDS 1020e1e54068SJohannes Berg struct tpt_led_trigger { 1021e1e54068SJohannes Berg struct led_trigger trig; 1022e1e54068SJohannes Berg char name[32]; 1023e1e54068SJohannes Berg const struct ieee80211_tpt_blink *blink_table; 1024e1e54068SJohannes Berg unsigned int blink_table_len; 1025e1e54068SJohannes Berg struct timer_list timer; 1026e1e54068SJohannes Berg unsigned long prev_traffic; 1027e1e54068SJohannes Berg unsigned long tx_bytes, rx_bytes; 102867408c8cSJohannes Berg unsigned int active, want; 102967408c8cSJohannes Berg bool running; 1030e1e54068SJohannes Berg }; 103165a6538aSLuciano Coelho #endif 1032e1e54068SJohannes Berg 1033ad38bfc9SMatti Gottlieb /* 1034ad38bfc9SMatti Gottlieb * struct ieee80211_tx_latency_bin_ranges - Tx latency statistics bins ranges 1035ad38bfc9SMatti Gottlieb * 1036ad38bfc9SMatti Gottlieb * Measuring Tx latency statistics. Counts how many Tx frames transmitted in a 1037ad38bfc9SMatti Gottlieb * certain latency range (in Milliseconds). Each station that uses these 1038ad38bfc9SMatti Gottlieb * ranges will have bins to count the amount of frames received in that range. 1039ad38bfc9SMatti Gottlieb * The user can configure the ranges via debugfs. 1040ad38bfc9SMatti Gottlieb * If ranges is NULL then Tx latency statistics bins are disabled for all 1041ad38bfc9SMatti Gottlieb * stations. 1042ad38bfc9SMatti Gottlieb * 1043ad38bfc9SMatti Gottlieb * @n_ranges: number of ranges that are taken in account 1044ad38bfc9SMatti Gottlieb * @ranges: the ranges that the user requested or NULL if disabled. 1045ad38bfc9SMatti Gottlieb */ 1046ad38bfc9SMatti Gottlieb struct ieee80211_tx_latency_bin_ranges { 1047ad38bfc9SMatti Gottlieb int n_ranges; 1048ad38bfc9SMatti Gottlieb u32 ranges[]; 1049ad38bfc9SMatti Gottlieb }; 1050ad38bfc9SMatti Gottlieb 1051142b9f50SHelmut Schaa /** 1052142b9f50SHelmut Schaa * mac80211 scan flags - currently active scan mode 1053142b9f50SHelmut Schaa * 1054142b9f50SHelmut Schaa * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as 1055142b9f50SHelmut Schaa * well be on the operating channel 1056142b9f50SHelmut Schaa * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to 1057142b9f50SHelmut Schaa * determine if we are on the operating channel or not 10588a690674SBen Greear * @SCAN_ONCHANNEL_SCANNING: Do a software scan on only the current operating 10598a690674SBen Greear * channel. This should not interrupt normal traffic. 10608789d459SJohannes Berg * @SCAN_COMPLETED: Set for our scan work function when the driver reported 10618789d459SJohannes Berg * that the scan completed. 10628789d459SJohannes Berg * @SCAN_ABORTED: Set for our scan work function when the driver reported 10638789d459SJohannes Berg * a scan complete for an aborted scan. 1064a754055aSEmmanuel Grumbach * @SCAN_HW_CANCELLED: Set for our scan work function when the scan is being 1065a754055aSEmmanuel Grumbach * cancelled. 1066142b9f50SHelmut Schaa */ 1067fbe9c429SHelmut Schaa enum { 1068fbe9c429SHelmut Schaa SCAN_SW_SCANNING, 1069142b9f50SHelmut Schaa SCAN_HW_SCANNING, 10708a690674SBen Greear SCAN_ONCHANNEL_SCANNING, 10718789d459SJohannes Berg SCAN_COMPLETED, 10728789d459SJohannes Berg SCAN_ABORTED, 1073a754055aSEmmanuel Grumbach SCAN_HW_CANCELLED, 1074142b9f50SHelmut Schaa }; 1075142b9f50SHelmut Schaa 1076142b9f50SHelmut Schaa /** 1077142b9f50SHelmut Schaa * enum mac80211_scan_state - scan state machine states 1078142b9f50SHelmut Schaa * 1079142b9f50SHelmut Schaa * @SCAN_DECISION: Main entry point to the scan state machine, this state 1080142b9f50SHelmut Schaa * determines if we should keep on scanning or switch back to the 1081142b9f50SHelmut Schaa * operating channel 1082142b9f50SHelmut Schaa * @SCAN_SET_CHANNEL: Set the next channel to be scanned 1083142b9f50SHelmut Schaa * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses 108407ef03eeSJohannes Berg * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to 108507ef03eeSJohannes Berg * send out data 108607ef03eeSJohannes Berg * @SCAN_RESUME: Resume the scan and scan the next channel 1087cd2bb512SSam Leffler * @SCAN_ABORT: Abort the scan and go back to operating channel 1088142b9f50SHelmut Schaa */ 1089142b9f50SHelmut Schaa enum mac80211_scan_state { 1090142b9f50SHelmut Schaa SCAN_DECISION, 1091142b9f50SHelmut Schaa SCAN_SET_CHANNEL, 1092142b9f50SHelmut Schaa SCAN_SEND_PROBE, 109307ef03eeSJohannes Berg SCAN_SUSPEND, 109407ef03eeSJohannes Berg SCAN_RESUME, 1095cd2bb512SSam Leffler SCAN_ABORT, 1096fbe9c429SHelmut Schaa }; 1097fbe9c429SHelmut Schaa 1098f0706e82SJiri Benc struct ieee80211_local { 1099f0706e82SJiri Benc /* embed the driver visible part. 1100f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 1101f0706e82SJiri Benc * it first anyway so they become a no-op */ 1102f0706e82SJiri Benc struct ieee80211_hw hw; 1103f0706e82SJiri Benc 1104f0706e82SJiri Benc const struct ieee80211_ops *ops; 1105f0706e82SJiri Benc 110642935ecaSLuis R. Rodriguez /* 110742935ecaSLuis R. Rodriguez * private workqueue to mac80211. mac80211 makes this accessible 110842935ecaSLuis R. Rodriguez * via ieee80211_queue_work() 110942935ecaSLuis R. Rodriguez */ 111042935ecaSLuis R. Rodriguez struct workqueue_struct *workqueue; 111142935ecaSLuis R. Rodriguez 1112e4e72fb4SJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; 1113cca07b00SLuciano Coelho int q_stop_reasons[IEEE80211_MAX_QUEUES][IEEE80211_QUEUE_STOP_REASONS]; 111496f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 1115ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 111696f5e66eSJohannes Berg 1117f0706e82SJiri Benc int open_count; 11183d30d949SMichael Wu int monitors, cooked_mntrs; 11198cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 11207be5086dSJohannes Berg int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, 11217be5086dSJohannes Berg fif_probe_req; 11227be5086dSJohannes Berg int probe_req_reg; 11234150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 11243b8d81e0SJohannes Berg 11253ffc2a90SJohannes Berg bool wiphy_ciphers_allocated; 11263ffc2a90SJohannes Berg 1127fe57d9f5SJohannes Berg bool use_chanctx; 1128fe57d9f5SJohannes Berg 11293b8d81e0SJohannes Berg /* protects the aggregated multicast list and filter calls */ 11303b8d81e0SJohannes Berg spinlock_t filter_lock; 11313b8d81e0SJohannes Berg 11323ac64beeSJohannes Berg /* used for uploading changed mc list */ 11333ac64beeSJohannes Berg struct work_struct reconfig_filter; 11343ac64beeSJohannes Berg 11353b8d81e0SJohannes Berg /* aggregated multicast list */ 113622bedad3SJiri Pirko struct netdev_hw_addr_list mc_list; 11373b8d81e0SJohannes Berg 1138d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 11395bb644a0SJohannes Berg 11405bb644a0SJohannes Berg /* 11415bb644a0SJohannes Berg * suspended is true if we finished all the suspend _and_ we have 11425bb644a0SJohannes Berg * not yet come up from resume. This is to be used by mac80211 11435bb644a0SJohannes Berg * to ensure driver sanity during suspend and mac80211's own 11445bb644a0SJohannes Berg * sanity. It can eventually be used for WoW as well. 11455bb644a0SJohannes Berg */ 11465bb644a0SJohannes Berg bool suspended; 11475bb644a0SJohannes Berg 11485bb644a0SJohannes Berg /* 1149ceb99fe0SJohannes Berg * Resuming is true while suspended, but when we're reprogramming the 1150ceb99fe0SJohannes Berg * hardware -- at that time it's allowed to use ieee80211_queue_work() 1151ceb99fe0SJohannes Berg * again even though some other parts of the stack are still suspended 1152ceb99fe0SJohannes Berg * and we still drop received frames to avoid waking the stack. 1153ceb99fe0SJohannes Berg */ 1154ceb99fe0SJohannes Berg bool resuming; 1155ceb99fe0SJohannes Berg 1156ceb99fe0SJohannes Berg /* 11575bb644a0SJohannes Berg * quiescing is true during the suspend process _only_ to 11585bb644a0SJohannes Berg * ease timer cancelling etc. 11595bb644a0SJohannes Berg */ 11605bb644a0SJohannes Berg bool quiescing; 11615bb644a0SJohannes Berg 1162ea77f12fSJohannes Berg /* device is started */ 1163ea77f12fSJohannes Berg bool started; 1164ea77f12fSJohannes Berg 116504800adaSArik Nemtsov /* device is during a HW reconfig */ 116604800adaSArik Nemtsov bool in_reconfig; 116704800adaSArik Nemtsov 1168eecc4800SJohannes Berg /* wowlan is enabled -- don't reconfig on resume */ 1169eecc4800SJohannes Berg bool wowlan; 1170eecc4800SJohannes Berg 1171164eb02dSSimon Wunderlich /* DFS/radar detection is enabled */ 1172164eb02dSSimon Wunderlich bool radar_detect_enabled; 1173164eb02dSSimon Wunderlich struct work_struct radar_detected_work; 1174164eb02dSSimon Wunderlich 117504ecd257SJohannes Berg /* number of RX chains the hardware has */ 117604ecd257SJohannes Berg u8 rx_chains; 117704ecd257SJohannes Berg 1178b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 1179f0706e82SJiri Benc 1180f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 1181f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 1182f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 1183f0706e82SJiri Benc * queues increases over the limit. */ 1184f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 1185f0706e82SJiri Benc struct tasklet_struct tasklet; 1186f0706e82SJiri Benc struct sk_buff_head skb_queue; 1187f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 1188f0706e82SJiri Benc 1189f9e124fbSChristian Lamparter spinlock_t rx_path_lock; 119024a8fdadSChristian Lamparter 1191d0709a65SJohannes Berg /* Station data */ 1192d0709a65SJohannes Berg /* 11934d33960bSJohannes Berg * The mutex only protects the list, hash table and 11944d33960bSJohannes Berg * counter, reads are done with RCU. 1195d0709a65SJohannes Berg */ 119634e89507SJohannes Berg struct mutex sta_mtx; 11974d33960bSJohannes Berg spinlock_t tim_lock; 1198d0709a65SJohannes Berg unsigned long num_sta; 11994d33960bSJohannes Berg struct list_head sta_list; 120040b275b6SJohannes Berg struct sta_info __rcu *sta_hash[STA_HASH_SIZE]; 1201f0706e82SJiri Benc struct timer_list sta_cleanup; 1202f5ea9120SJohannes Berg int sta_generation; 1203f0706e82SJiri Benc 1204ad38bfc9SMatti Gottlieb /* 1205ad38bfc9SMatti Gottlieb * Tx latency statistics parameters for all stations. 1206ad38bfc9SMatti Gottlieb * Can enable via debugfs (NULL when disabled). 1207ad38bfc9SMatti Gottlieb */ 1208ad38bfc9SMatti Gottlieb struct ieee80211_tx_latency_bin_ranges __rcu *tx_latency; 1209ad38bfc9SMatti Gottlieb 12102a577d98SJohannes Berg struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; 1211f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 1212f0706e82SJiri Benc 1213a6a67db2SJohannes Berg atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES]; 1214cd8ffc80SJohannes Berg 1215f0706e82SJiri Benc /* number of interfaces with corresponding IFF_ flags */ 121653918994SJohannes Berg atomic_t iff_allmultis, iff_promiscs; 1217f0706e82SJiri Benc 1218f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 1219f0706e82SJiri Benc 12205f9f1812SFelix Fietkau struct crypto_cipher *wep_tx_tfm; 12215f9f1812SFelix Fietkau struct crypto_cipher *wep_rx_tfm; 1222f0706e82SJiri Benc u32 wep_iv; 1223f0706e82SJiri Benc 1224c771c9d8SJohannes Berg /* see iface.c */ 122579010420SJohannes Berg struct list_head interfaces; 1226c771c9d8SJohannes Berg struct mutex iflist_mtx; 122779010420SJohannes Berg 1228b16bd15cSJohannes Berg /* 1229ad0e2b5aSJohannes Berg * Key mutex, protects sdata's key_list and sta_info's 1230b16bd15cSJohannes Berg * key pointers (write access, they're RCU.) 1231b16bd15cSJohannes Berg */ 1232ad0e2b5aSJohannes Berg struct mutex key_mtx; 1233b16bd15cSJohannes Berg 1234a1699b75SJohannes Berg /* mutex for scan and work locking */ 1235a1699b75SJohannes Berg struct mutex mtx; 1236b16bd15cSJohannes Berg 1237c2b13452SJohannes Berg /* Scanning and BSS list */ 1238fbe9c429SHelmut Schaa unsigned long scanning; 12392a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 12405ba63533SJohannes Berg struct cfg80211_scan_request *int_scan_req; 12416ea0a69cSJohannes Berg struct cfg80211_scan_request __rcu *scan_req; 1242c56ef672SDavid Spinadel struct ieee80211_scan_request *hw_scan_req; 12437ca15a0aSSimon Wunderlich struct cfg80211_chan_def scan_chandef; 12444d36ec58SJohannes Berg enum ieee80211_band hw_scan_band; 1245f0706e82SJiri Benc int scan_channel_idx; 1246de95a54bSJohannes Berg int scan_ies_len; 1247c604b9f2SJohannes Berg int hw_scan_ies_bufsize; 12488318d78aSJohannes Berg 124985a9994aSLuciano Coelho struct work_struct sched_scan_stopped_work; 12505260a5b2SJohannes Berg struct ieee80211_sub_if_data __rcu *sched_scan_sdata; 12516ea0a69cSJohannes Berg struct cfg80211_sched_scan_request __rcu *sched_scan_req; 1252a344d677SJohannes Berg u8 scan_addr[ETH_ALEN]; 125379f460caSLuciano Coelho 1254df13cce5SHelmut Schaa unsigned long leave_oper_channel_time; 1255977923b0SHelmut Schaa enum mac80211_scan_state next_scan_state; 1256f0706e82SJiri Benc struct delayed_work scan_work; 1257e2fd5dbcSJohannes Berg struct ieee80211_sub_if_data __rcu *scan_sdata; 125855de908aSJohannes Berg /* For backward compatibility only -- do not use */ 1259675a0b04SKarl Beldan struct cfg80211_chan_def _oper_chandef; 1260f0706e82SJiri Benc 1261b8bc4b0aSJohannes Berg /* Temporary remain-on-channel for off-channel operations */ 1262b8bc4b0aSJohannes Berg struct ieee80211_channel *tmp_channel; 1263b8bc4b0aSJohannes Berg 1264d01a1e65SMichal Kazior /* channel contexts */ 1265d01a1e65SMichal Kazior struct list_head chanctx_list; 1266d01a1e65SMichal Kazior struct mutex chanctx_mtx; 1267d01a1e65SMichal Kazior 1268f0706e82SJiri Benc /* SNMP counters */ 1269f0706e82SJiri Benc /* dot11CountersTable */ 1270f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 1271f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 1272f0706e82SJiri Benc u32 dot11FailedCount; 1273f0706e82SJiri Benc u32 dot11RetryCount; 1274f0706e82SJiri Benc u32 dot11MultipleRetryCount; 1275f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 1276f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 1277f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 1278f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 1279f0706e82SJiri Benc 1280f0706e82SJiri Benc #ifdef CONFIG_MAC80211_LEDS 1281cdcb006fSIvo van Doorn struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; 1282e1e54068SJohannes Berg struct tpt_led_trigger *tpt_led_trigger; 1283cdcb006fSIvo van Doorn char tx_led_name[32], rx_led_name[32], 1284cdcb006fSIvo van Doorn assoc_led_name[32], radio_led_name[32]; 1285f0706e82SJiri Benc #endif 1286f0706e82SJiri Benc 1287f0706e82SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 1288f0706e82SJiri Benc /* TX/RX handler statistics */ 1289f0706e82SJiri Benc unsigned int tx_handlers_drop; 1290f0706e82SJiri Benc unsigned int tx_handlers_queued; 1291f0706e82SJiri Benc unsigned int tx_handlers_drop_unencrypted; 1292f0706e82SJiri Benc unsigned int tx_handlers_drop_fragment; 1293f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 1294f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 1295f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 1296f0706e82SJiri Benc unsigned int rx_handlers_drop; 1297f0706e82SJiri Benc unsigned int rx_handlers_queued; 1298f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 1299f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 1300f0706e82SJiri Benc unsigned int rx_handlers_drop_short; 1301f0706e82SJiri Benc unsigned int tx_expand_skb_head; 1302f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 1303f0706e82SJiri Benc unsigned int rx_expand_skb_head; 1304f0706e82SJiri Benc unsigned int rx_expand_skb_head2; 1305f0706e82SJiri Benc unsigned int rx_handlers_fragments; 1306f0706e82SJiri Benc unsigned int tx_status_drop; 1307f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 1308f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1309f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 1310f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1311f0706e82SJiri Benc 1312f0706e82SJiri Benc 1313f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 1314f0706e82SJiri Benc * multicast packets for power saving stations 1315f0706e82SJiri Benc */ 1316520eb820SKalle Valo 1317572e0012SKalle Valo bool pspolling; 1318b203ffc3SJouni Malinen bool offchannel_ps_enabled; 1319965bedadSJohannes Berg /* 1320965bedadSJohannes Berg * PS can only be enabled when we have exactly one managed 1321965bedadSJohannes Berg * interface (and monitors) in PS, this then points there. 1322965bedadSJohannes Berg */ 1323965bedadSJohannes Berg struct ieee80211_sub_if_data *ps_sdata; 1324520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 1325520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 1326520eb820SKalle Valo struct timer_list dynamic_ps_timer; 132710f644a4SJohannes Berg struct notifier_block network_latency_notifier; 13282b2c009eSJuuso Oikarinen struct notifier_block ifa_notifier; 1329a65240c1SJohannes Berg struct notifier_block ifa6_notifier; 1330f0706e82SJiri Benc 1331ff616381SJuuso Oikarinen /* 1332ff616381SJuuso Oikarinen * The dynamic ps timeout configured from user space via WEXT - 1333ff616381SJuuso Oikarinen * this will override whatever chosen by mac80211 internally. 1334ff616381SJuuso Oikarinen */ 1335ff616381SJuuso Oikarinen int dynamic_ps_forced_timeout; 1336ff616381SJuuso Oikarinen 13371ea6f9c0SJohannes Berg int user_power_level; /* in dBm, for all interfaces */ 13382bf30fabSJohannes Berg 13390f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode; 13400f78231bSJohannes Berg 1341f2753ddbSJohannes Berg struct work_struct restart_work; 1342f2753ddbSJohannes Berg 1343e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1344e9f207f0SJiri Benc struct local_debugfsdentries { 13454b7679a5SJohannes Berg struct dentry *rcdir; 1346e9f207f0SJiri Benc struct dentry *keys; 1347e9f207f0SJiri Benc } debugfs; 1348e9f207f0SJiri Benc #endif 13494e6cbfd0SJohn W. Linville 13502eb278e0SJohannes Berg /* 13512eb278e0SJohannes Berg * Remain-on-channel support 13522eb278e0SJohannes Berg */ 13532eb278e0SJohannes Berg struct list_head roc_list; 135421f83589SJohannes Berg struct work_struct hw_roc_start, hw_roc_done; 13552eb278e0SJohannes Berg unsigned long hw_roc_start_time; 135650febf6aSJohannes Berg u64 roc_cookie_counter; 135721f83589SJohannes Berg 1358a729cff8SJohannes Berg struct idr ack_status_frames; 1359a729cff8SJohannes Berg spinlock_t ack_status_lock; 1360a729cff8SJohannes Berg 1361f142c6b9SJohannes Berg struct ieee80211_sub_if_data __rcu *p2p_sdata; 1362f142c6b9SJohannes Berg 136306d181a8SJohannes Berg struct napi_struct *napi; 136406d181a8SJohannes Berg 13654b6f1dd6SJohannes Berg /* virtual monitor interface */ 13664b6f1dd6SJohannes Berg struct ieee80211_sub_if_data __rcu *monitor_sdata; 13674bf88530SJohannes Berg struct cfg80211_chan_def monitor_chandef; 1368e9a21949SLuciano Coelho 1369e9a21949SLuciano Coelho /* extended capabilities provided by mac80211 */ 1370e9a21949SLuciano Coelho u8 ext_capa[8]; 1371f0706e82SJiri Benc }; 1372f0706e82SJiri Benc 13733e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 13743e122be0SJohannes Berg IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) 13753e122be0SJohannes Berg { 13763e122be0SJohannes Berg return netdev_priv(dev); 13773e122be0SJohannes Berg } 13783e122be0SJohannes Berg 137971bbc994SJohannes Berg static inline struct ieee80211_sub_if_data * 138071bbc994SJohannes Berg IEEE80211_WDEV_TO_SUB_IF(struct wireless_dev *wdev) 138171bbc994SJohannes Berg { 138271bbc994SJohannes Berg return container_of(wdev, struct ieee80211_sub_if_data, wdev); 138371bbc994SJohannes Berg } 138471bbc994SJohannes Berg 1385c1475ca9SJohannes Berg /* this struct represents 802.11n's RA/TID combination */ 1386eadc8d9eSRon Rindjunsky struct ieee80211_ra_tid { 1387eadc8d9eSRon Rindjunsky u8 ra[ETH_ALEN]; 1388eadc8d9eSRon Rindjunsky u16 tid; 1389eadc8d9eSRon Rindjunsky }; 1390eadc8d9eSRon Rindjunsky 1391c0f17eb9SChun-Yeow Yeoh /* this struct holds the value parsing from channel switch IE */ 1392c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie { 1393c0f17eb9SChun-Yeow Yeoh struct cfg80211_chan_def chandef; 1394c0f17eb9SChun-Yeow Yeoh u8 mode; 1395c0f17eb9SChun-Yeow Yeoh u8 count; 1396c0f17eb9SChun-Yeow Yeoh u8 ttl; 13973f718fd8SChun-Yeow Yeoh u16 pre_value; 1398c0f17eb9SChun-Yeow Yeoh }; 1399c0f17eb9SChun-Yeow Yeoh 1400dd76986bSJohannes Berg /* Parsed Information Elements */ 1401dd76986bSJohannes Berg struct ieee802_11_elems { 14024a3cb702SJohannes Berg const u8 *ie_start; 1403dd76986bSJohannes Berg size_t total_len; 1404dd76986bSJohannes Berg 1405dd76986bSJohannes Berg /* pointers to IEs */ 140653837584SArik Nemtsov const struct ieee80211_tdls_lnkie *lnk_id; 140753837584SArik Nemtsov const struct ieee80211_ch_switch_timing *ch_sw_timing; 14089041c1faSArik Nemtsov const u8 *ext_capab; 14094a3cb702SJohannes Berg const u8 *ssid; 14104a3cb702SJohannes Berg const u8 *supp_rates; 14114a3cb702SJohannes Berg const u8 *ds_params; 14124a3cb702SJohannes Berg const struct ieee80211_tim_ie *tim; 14134a3cb702SJohannes Berg const u8 *challenge; 14144a3cb702SJohannes Berg const u8 *rsn; 14154a3cb702SJohannes Berg const u8 *erp_info; 14164a3cb702SJohannes Berg const u8 *ext_supp_rates; 14174a3cb702SJohannes Berg const u8 *wmm_info; 14184a3cb702SJohannes Berg const u8 *wmm_param; 14194a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_elem; 14204a3cb702SJohannes Berg const struct ieee80211_ht_operation *ht_operation; 14214a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_elem; 14224a3cb702SJohannes Berg const struct ieee80211_vht_operation *vht_operation; 14234a3cb702SJohannes Berg const struct ieee80211_meshconf_ie *mesh_config; 14244a3cb702SJohannes Berg const u8 *mesh_id; 14254a3cb702SJohannes Berg const u8 *peering; 14264a3cb702SJohannes Berg const __le16 *awake_window; 14274a3cb702SJohannes Berg const u8 *preq; 14284a3cb702SJohannes Berg const u8 *prep; 14294a3cb702SJohannes Berg const u8 *perr; 14304a3cb702SJohannes Berg const struct ieee80211_rann_ie *rann; 14314a3cb702SJohannes Berg const struct ieee80211_channel_sw_ie *ch_switch_ie; 1432b4f286a1SJohannes Berg const struct ieee80211_ext_chansw_ie *ext_chansw_ie; 1433b2e506bfSJohannes Berg const struct ieee80211_wide_bw_chansw_ie *wide_bw_chansw_ie; 14344a3cb702SJohannes Berg const u8 *country_elem; 14354a3cb702SJohannes Berg const u8 *pwr_constr_elem; 1436c8d65917SSteinar H. Gunderson const u8 *cisco_dtpc_elem; 143779ba1d89SJohannes Berg const struct ieee80211_timeout_interval_ie *timeout_int; 14384a3cb702SJohannes Berg const u8 *opmode_notif; 143985220d71SJohannes Berg const struct ieee80211_sec_chan_offs_ie *sec_chan_offs; 14408f2535b9SChun-Yeow Yeoh const struct ieee80211_mesh_chansw_params_ie *mesh_chansw_params_ie; 1441dd76986bSJohannes Berg 1442dd76986bSJohannes Berg /* length of them, respectively */ 14439041c1faSArik Nemtsov u8 ext_capab_len; 1444dd76986bSJohannes Berg u8 ssid_len; 1445dd76986bSJohannes Berg u8 supp_rates_len; 1446dd76986bSJohannes Berg u8 tim_len; 1447dd76986bSJohannes Berg u8 challenge_len; 1448dd76986bSJohannes Berg u8 rsn_len; 1449dd76986bSJohannes Berg u8 ext_supp_rates_len; 1450dd76986bSJohannes Berg u8 wmm_info_len; 1451dd76986bSJohannes Berg u8 wmm_param_len; 1452dd76986bSJohannes Berg u8 mesh_id_len; 1453dd76986bSJohannes Berg u8 peering_len; 1454dd76986bSJohannes Berg u8 preq_len; 1455dd76986bSJohannes Berg u8 prep_len; 1456dd76986bSJohannes Berg u8 perr_len; 1457dd76986bSJohannes Berg u8 country_elem_len; 1458fcff4f10SPaul Stewart 1459fcff4f10SPaul Stewart /* whether a parse error occurred while retrieving these elements */ 1460fcff4f10SPaul Stewart bool parse_error; 1461dd76986bSJohannes Berg }; 1462dd76986bSJohannes Berg 1463f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 1464f0706e82SJiri Benc struct ieee80211_hw *hw) 1465f0706e82SJiri Benc { 1466f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 1467f0706e82SJiri Benc } 1468f0706e82SJiri Benc 1469f0706e82SJiri Benc 1470571ecf67SJohannes Berg static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) 1471571ecf67SJohannes Berg { 1472b203ca39SJoe Perches return ether_addr_equal(raddr, addr) || 1473571ecf67SJohannes Berg is_broadcast_ether_addr(raddr); 1474571ecf67SJohannes Berg } 1475571ecf67SJohannes Berg 1476f4bda337SThomas Pedersen static inline bool 1477f4bda337SThomas Pedersen ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status) 1478f4bda337SThomas Pedersen { 1479f4bda337SThomas Pedersen WARN_ON_ONCE(status->flag & RX_FLAG_MACTIME_START && 1480f4bda337SThomas Pedersen status->flag & RX_FLAG_MACTIME_END); 1481f4bda337SThomas Pedersen return status->flag & (RX_FLAG_MACTIME_START | RX_FLAG_MACTIME_END); 1482f4bda337SThomas Pedersen } 1483571ecf67SJohannes Berg 1484f4bda337SThomas Pedersen u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local, 1485f4bda337SThomas Pedersen struct ieee80211_rx_status *status, 1486f4bda337SThomas Pedersen unsigned int mpdu_len, 1487f4bda337SThomas Pedersen unsigned int mpdu_offset); 1488e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 14895cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 14909c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 14919c6bd790SJohannes Berg u32 changed); 14920d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 149346900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 1494f0706e82SJiri Benc 149546900298SJohannes Berg /* STA code */ 14969c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 149777fdaa12SJohannes Berg int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, 149877fdaa12SJohannes Berg struct cfg80211_auth_request *req); 149977fdaa12SJohannes Berg int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, 150077fdaa12SJohannes Berg struct cfg80211_assoc_request *req); 150177fdaa12SJohannes Berg int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, 150263c9c5e7SJohannes Berg struct cfg80211_deauth_request *req); 150377fdaa12SJohannes Berg int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, 150463c9c5e7SJohannes Berg struct cfg80211_disassoc_request *req); 1505572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 1506572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 150710f644a4SJohannes Berg void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency); 1508ab095877SEliad Peller void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata); 150910f644a4SJohannes Berg int ieee80211_max_network_latency(struct notifier_block *nb, 151010f644a4SJohannes Berg unsigned long data, void *dummy); 15112b2c009eSJuuso Oikarinen int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata); 15121fa57d01SJohannes Berg void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata); 15131fa57d01SJohannes Berg void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 15141fa57d01SJohannes Berg struct sk_buff *skb); 1515d3a910a8SLuis R. Rodriguez void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata); 1516be099e82SLuis R. Rodriguez void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata); 1517afa762f6SEliad Peller void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata); 15181672c0e3SJohannes Berg void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata, 15191672c0e3SJohannes Berg __le16 fc, bool acked); 15201a1cb744SJohannes Berg void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata); 1521b8360ab8SJohannes Berg void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); 152202219b3aSJohannes Berg void ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata); 15239c6bd790SJohannes Berg 152446900298SJohannes Berg /* IBSS code */ 152546900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 152646900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 15278bf11d8dSJohannes Berg void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, 15288bf11d8dSJohannes Berg const u8 *bssid, const u8 *addr, u32 supp_rates); 1529af8cdcd8SJohannes Berg int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, 1530af8cdcd8SJohannes Berg struct cfg80211_ibss_params *params); 1531af8cdcd8SJohannes Berg int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); 15321fa57d01SJohannes Berg void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata); 15331fa57d01SJohannes Berg void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 15341fa57d01SJohannes Berg struct sk_buff *skb); 1535cd7760e6SSimon Wunderlich int ieee80211_ibss_csa_beacon(struct ieee80211_sub_if_data *sdata, 1536cd7760e6SSimon Wunderlich struct cfg80211_csa_settings *csa_settings); 1537cd7760e6SSimon Wunderlich int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata); 1538cd7760e6SSimon Wunderlich void ieee80211_ibss_stop(struct ieee80211_sub_if_data *sdata); 15391fa57d01SJohannes Berg 1540239281f8SRostislav Lisovy /* OCB code */ 1541239281f8SRostislav Lisovy void ieee80211_ocb_work(struct ieee80211_sub_if_data *sdata); 1542239281f8SRostislav Lisovy void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, 1543239281f8SRostislav Lisovy const u8 *bssid, const u8 *addr, u32 supp_rates); 1544239281f8SRostislav Lisovy void ieee80211_ocb_setup_sdata(struct ieee80211_sub_if_data *sdata); 1545239281f8SRostislav Lisovy int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, 1546239281f8SRostislav Lisovy struct ocb_setup *setup); 1547239281f8SRostislav Lisovy int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata); 1548239281f8SRostislav Lisovy 15491fa57d01SJohannes Berg /* mesh code */ 15501fa57d01SJohannes Berg void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata); 15511fa57d01SJohannes Berg void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 15521fa57d01SJohannes Berg struct sk_buff *skb); 1553b8456a14SChun-Yeow Yeoh int ieee80211_mesh_csa_beacon(struct ieee80211_sub_if_data *sdata, 155466e01cf9SLuciano Coelho struct cfg80211_csa_settings *csa_settings); 1555b8456a14SChun-Yeow Yeoh int ieee80211_mesh_finish_csa(struct ieee80211_sub_if_data *sdata); 155646900298SJohannes Berg 15579c6bd790SJohannes Berg /* scan/BSS handling */ 155846900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 155934bcf715SStanislaw Gruszka int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, 1560be4a4b6aSJohannes Berg const u8 *ssid, u8 ssid_len, 15617ca15a0aSSimon Wunderlich struct ieee80211_channel *chan, 15627ca15a0aSSimon Wunderlich enum nl80211_bss_scan_width scan_width); 1563c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 15642a519311SJohannes Berg struct cfg80211_scan_request *req); 15655bb644a0SJohannes Berg void ieee80211_scan_cancel(struct ieee80211_local *local); 1566133d40f9SStanislaw Gruszka void ieee80211_run_deferred_scan(struct ieee80211_local *local); 1567d48b2968SJohannes Berg void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb); 15689c6bd790SJohannes Berg 15690a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 1570c2b13452SJohannes Berg struct ieee80211_bss * 157198c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 157298c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 157398c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 157498c8fccfSJohannes Berg size_t len, 157598c8fccfSJohannes Berg struct ieee802_11_elems *elems, 1576d45c4172SEmmanuel Grumbach struct ieee80211_channel *channel); 157798c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 1578c2b13452SJohannes Berg struct ieee80211_bss *bss); 1579ee385855SLuis Carlos Cobo 158079f460caSLuciano Coelho /* scheduled scan handling */ 1581d43c6b6eSDavid Spinadel int 1582d43c6b6eSDavid Spinadel __ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 1583d43c6b6eSDavid Spinadel struct cfg80211_sched_scan_request *req); 158479f460caSLuciano Coelho int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 158579f460caSLuciano Coelho struct cfg80211_sched_scan_request *req); 158685a9994aSLuciano Coelho int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata); 1587f6837ba8SJohannes Berg void ieee80211_sched_scan_end(struct ieee80211_local *local); 158885a9994aSLuciano Coelho void ieee80211_sched_scan_stopped_work(struct work_struct *work); 158979f460caSLuciano Coelho 1590b203ffc3SJouni Malinen /* off-channel helpers */ 1591aacde9eeSStanislaw Gruszka void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local); 1592aacde9eeSStanislaw Gruszka void ieee80211_offchannel_return(struct ieee80211_local *local); 15932eb278e0SJohannes Berg void ieee80211_roc_setup(struct ieee80211_local *local); 15942eb278e0SJohannes Berg void ieee80211_start_next_roc(struct ieee80211_local *local); 1595c8f994eeSJohannes Berg void ieee80211_roc_purge(struct ieee80211_local *local, 1596c8f994eeSJohannes Berg struct ieee80211_sub_if_data *sdata); 15973fbd45caSJohannes Berg void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free); 15982eb278e0SJohannes Berg void ieee80211_sw_roc_work(struct work_struct *work); 15992eb278e0SJohannes Berg void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc); 1600b203ffc3SJouni Malinen 160173da7d5bSSimon Wunderlich /* channel switch handling */ 160273da7d5bSSimon Wunderlich void ieee80211_csa_finalize_work(struct work_struct *work); 160382a8e17dSLuciano Coelho int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, 160482a8e17dSLuciano Coelho struct cfg80211_csa_settings *params); 160573da7d5bSSimon Wunderlich 16063e122be0SJohannes Berg /* interface handling */ 160747846c9bSJohannes Berg int ieee80211_iface_init(void); 160847846c9bSJohannes Berg void ieee80211_iface_exit(void); 16093e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 161084efbb84SJohannes Berg struct wireless_dev **new_wdev, enum nl80211_iftype type, 1611ee385855SLuis Carlos Cobo struct vif_params *params); 1612f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 161305c914feSJohannes Berg enum nl80211_iftype type); 1614f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 161575636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 1616382a103bSJohannes Berg u32 ieee80211_idle_off(struct ieee80211_local *local); 16175cff20e6SJohannes Berg void ieee80211_recalc_idle(struct ieee80211_local *local); 161885416a4fSChristian Lamparter void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, 161985416a4fSChristian Lamparter const int offset); 1620f142c6b9SJohannes Berg int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up); 1621f142c6b9SJohannes Berg void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata); 16223c3e21e7SJohannes Berg int ieee80211_add_virtual_monitor(struct ieee80211_local *local); 16233c3e21e7SJohannes Berg void ieee80211_del_virtual_monitor(struct ieee80211_local *local); 1624f0706e82SJiri Benc 16251ea6f9c0SJohannes Berg bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); 16261ea6f9c0SJohannes Berg void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); 16271ea6f9c0SJohannes Berg 16289607e6b6SJohannes Berg static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) 16299607e6b6SJohannes Berg { 163034d4bc4dSJohannes Berg return test_bit(SDATA_STATE_RUNNING, &sdata->state); 16319607e6b6SJohannes Berg } 16329607e6b6SJohannes Berg 1633e2ebc74dSJohannes Berg /* tx handling */ 1634e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1635e2ebc74dSJohannes Berg void ieee80211_tx_pending(unsigned long data); 1636d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, 1637d0cf9c0dSStephen Hemminger struct net_device *dev); 1638d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, 1639d0cf9c0dSStephen Hemminger struct net_device *dev); 164024d342c5SLiad Kaufman void __ieee80211_subif_start_xmit(struct sk_buff *skb, 164124d342c5SLiad Kaufman struct net_device *dev, 164224d342c5SLiad Kaufman u32 info_flags); 16431f98ab7fSFelix Fietkau void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, 16441f98ab7fSFelix Fietkau struct sk_buff_head *skbs); 16457528ec57SJohannes Berg struct sk_buff * 16467528ec57SJohannes Berg ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, 16477528ec57SJohannes Berg struct sk_buff *skb, u32 info_flags); 1648e2ebc74dSJohannes Berg 1649de1ede7aSJohannes Berg /* HT */ 1650ef96a842SBen Greear void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, 1651ef96a842SBen Greear struct ieee80211_sta_ht_cap *ht_cap); 1652e1a0c6b3SJohannes Berg bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, 1653ef96a842SBen Greear struct ieee80211_supported_band *sband, 16544a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_ie, 1655e1a0c6b3SJohannes Berg struct sta_info *sta); 1656b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1657b8695a8fSJohannes Berg const u8 *da, u16 tid, 1658b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 16590f78231bSJohannes Berg int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, 16600f78231bSJohannes Berg enum ieee80211_smps_mode smps, const u8 *da, 16610f78231bSJohannes Berg const u8 *bssid); 1662687da132SEmmanuel Grumbach void ieee80211_request_smps_ap_work(struct work_struct *work); 1663687da132SEmmanuel Grumbach void ieee80211_request_smps_mgd_work(struct work_struct *work); 1664687da132SEmmanuel Grumbach bool ieee80211_smps_is_restrictive(enum ieee80211_smps_mode smps_mode_old, 1665687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode_new); 1666de1ede7aSJohannes Berg 16677c3b1dd8SJohannes Berg void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 166853f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1669849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 167053f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 167108cf42e8SMichal Kazior void __ieee80211_start_rx_ba_session(struct sta_info *sta, 167208cf42e8SMichal Kazior u8 dialog_token, u16 timeout, 167308cf42e8SMichal Kazior u16 start_seq_num, u16 ba_policy, u16 tid, 16744549cf2bSMichal Kazior u16 buf_size, bool tx, bool auto_seq); 1675c82c4a80SJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, 1676c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 1677de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1678de1ede7aSJohannes Berg struct sta_info *sta, 1679de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1680de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1681de1ede7aSJohannes Berg struct sta_info *sta, 1682de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1683de1ede7aSJohannes Berg size_t len); 1684de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1685de1ede7aSJohannes Berg struct sta_info *sta, 1686de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1687de1ede7aSJohannes Berg size_t len); 1688de1ede7aSJohannes Berg 1689849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1690c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 169167c282c0SJohannes Berg int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1692c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 16935d22c89bSJohannes Berg void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid); 16945d22c89bSJohannes Berg void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid); 169567c282c0SJohannes Berg void ieee80211_ba_session_work(struct work_struct *work); 169667c282c0SJohannes Berg void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); 16972bff8ebfSChristian Lamparter void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); 1698849b7967SJohannes Berg 169904ecd257SJohannes Berg u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs); 170004ecd257SJohannes Berg 1701818255eaSMahesh Palivela /* VHT */ 17024a3cb702SJohannes Berg void 17034a3cb702SJohannes Berg ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, 1704818255eaSMahesh Palivela struct ieee80211_supported_band *sband, 17054a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_ie, 17064a34215eSJohannes Berg struct sta_info *sta); 1707e1a0c6b3SJohannes Berg enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta); 17088921d04eSJohannes Berg void ieee80211_sta_set_rx_nss(struct sta_info *sta); 1709b1bce14aSMarek Kwaczynski u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 1710b1bce14aSMarek Kwaczynski struct sta_info *sta, u8 opmode, 1711b1bce14aSMarek Kwaczynski enum ieee80211_band band, bool nss_only); 17120af83d3dSJohannes Berg void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 17130af83d3dSJohannes Berg struct sta_info *sta, u8 opmode, 1714bee7f586SJohannes Berg enum ieee80211_band band, bool nss_only); 1715dd5ecfeaSJohannes Berg void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata, 1716dd5ecfeaSJohannes Berg struct ieee80211_sta_vht_cap *vht_cap); 17174a34215eSJohannes Berg 171839192c0bSJohannes Berg /* Spectrum management */ 171939192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 172039192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 172139192c0bSJohannes Berg size_t len); 1722e6b7cde4SSimon Wunderlich /** 1723e6b7cde4SSimon Wunderlich * ieee80211_parse_ch_switch_ie - parses channel switch IEs 1724e6b7cde4SSimon Wunderlich * @sdata: the sdata of the interface which has received the frame 1725e6b7cde4SSimon Wunderlich * @elems: parsed 802.11 elements received with the frame 1726e6b7cde4SSimon Wunderlich * @beacon: indicates if the frame was a beacon or probe response 1727e6b7cde4SSimon Wunderlich * @current_band: indicates the current band 1728e6b7cde4SSimon Wunderlich * @sta_flags: contains information about own capabilities and restrictions 1729e6b7cde4SSimon Wunderlich * to decide which channel switch announcements can be accepted. Only the 1730e6b7cde4SSimon Wunderlich * following subset of &enum ieee80211_sta_flags are evaluated: 1731e6b7cde4SSimon Wunderlich * %IEEE80211_STA_DISABLE_HT, %IEEE80211_STA_DISABLE_VHT, 1732e6b7cde4SSimon Wunderlich * %IEEE80211_STA_DISABLE_40MHZ, %IEEE80211_STA_DISABLE_80P80MHZ, 1733e6b7cde4SSimon Wunderlich * %IEEE80211_STA_DISABLE_160MHZ. 1734e6b7cde4SSimon Wunderlich * @bssid: the currently connected bssid (for reporting) 1735c0f17eb9SChun-Yeow Yeoh * @csa_ie: parsed 802.11 csa elements on count, mode, chandef and mesh ttl. 1736c0f17eb9SChun-Yeow Yeoh All of them will be filled with if success only. 1737e6b7cde4SSimon Wunderlich * Return: 0 on success, <0 on error and >0 if there is nothing to parse. 1738e6b7cde4SSimon Wunderlich */ 1739e6b7cde4SSimon Wunderlich int ieee80211_parse_ch_switch_ie(struct ieee80211_sub_if_data *sdata, 1740e6b7cde4SSimon Wunderlich struct ieee802_11_elems *elems, bool beacon, 1741e6b7cde4SSimon Wunderlich enum ieee80211_band current_band, 1742c0f17eb9SChun-Yeow Yeoh u32 sta_flags, u8 *bssid, 1743c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie *csa_ie); 174439192c0bSJohannes Berg 1745f2753ddbSJohannes Berg /* Suspend/resume and hw reconfiguration */ 1746f2753ddbSJohannes Berg int ieee80211_reconfig(struct ieee80211_local *local); 174784f6a01cSJohannes Berg void ieee80211_stop_device(struct ieee80211_local *local); 1748f2753ddbSJohannes Berg 1749eecc4800SJohannes Berg int __ieee80211_suspend(struct ieee80211_hw *hw, 1750eecc4800SJohannes Berg struct cfg80211_wowlan *wowlan); 1751f2753ddbSJohannes Berg 1752f2753ddbSJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1753f2753ddbSJohannes Berg { 175485f72bc8SJohn W. Linville struct ieee80211_local *local = hw_to_local(hw); 175585f72bc8SJohn W. Linville 175685f72bc8SJohn W. Linville WARN(test_bit(SCAN_HW_SCANNING, &local->scanning), 175785f72bc8SJohn W. Linville "%s: resume with hardware scan still in progress\n", 175885f72bc8SJohn W. Linville wiphy_name(hw->wiphy)); 175985f72bc8SJohn W. Linville 1760f2753ddbSJohannes Berg return ieee80211_reconfig(hw_to_local(hw)); 1761f2753ddbSJohannes Berg } 1762665af4fcSBob Copeland 1763c2d1560aSJohannes Berg /* utility functions/constants */ 17648a47cea7SJohannes Berg extern const void *const mac80211_wiphy_privid; /* for wiphy privid */ 176571364716SRon Rindjunsky u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 176605c914feSJohannes Berg enum nl80211_iftype type); 17674ee73f33SMichal Kazior int ieee80211_frame_duration(enum ieee80211_band band, size_t len, 1768438b61b7SSimon Wunderlich int rate, int erp, int short_preamble, 1769438b61b7SSimon Wunderlich int shift); 1770f698d856SJasper Bryant-Greene void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, 1771e6d6e342SJohannes Berg struct ieee80211_hdr *hdr, const u8 *tsc, 1772e6d6e342SJohannes Berg gfp_t gfp); 17733abead59SJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, 17743abead59SJohannes Berg bool bss_notify); 177573c4e195SJohannes Berg void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); 1776cf6bb79aSHelmut Schaa 177755de908aSJohannes Berg void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 177855de908aSJohannes Berg struct sk_buff *skb, int tid, 177955de908aSJohannes Berg enum ieee80211_band band); 178055de908aSJohannes Berg 178155de908aSJohannes Berg static inline void 178255de908aSJohannes Berg ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 178355de908aSJohannes Berg struct sk_buff *skb, int tid, 178455de908aSJohannes Berg enum ieee80211_band band) 178555de908aSJohannes Berg { 178655de908aSJohannes Berg rcu_read_lock(); 178755de908aSJohannes Berg __ieee80211_tx_skb_tid_band(sdata, skb, tid, band); 178855de908aSJohannes Berg rcu_read_unlock(); 178955de908aSJohannes Berg } 179055de908aSJohannes Berg 179155de908aSJohannes Berg static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, 179255de908aSJohannes Berg struct sk_buff *skb, int tid) 179355de908aSJohannes Berg { 179455de908aSJohannes Berg struct ieee80211_chanctx_conf *chanctx_conf; 179555de908aSJohannes Berg 179655de908aSJohannes Berg rcu_read_lock(); 179755de908aSJohannes Berg chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); 179855de908aSJohannes Berg if (WARN_ON(!chanctx_conf)) { 179955de908aSJohannes Berg rcu_read_unlock(); 180055de908aSJohannes Berg kfree_skb(skb); 180155de908aSJohannes Berg return; 180255de908aSJohannes Berg } 180355de908aSJohannes Berg 180455de908aSJohannes Berg __ieee80211_tx_skb_tid_band(sdata, skb, tid, 18054bf88530SJohannes Berg chanctx_conf->def.chan->band); 180655de908aSJohannes Berg rcu_read_unlock(); 180755de908aSJohannes Berg } 180855de908aSJohannes Berg 180955de908aSJohannes Berg static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, 1810cf6bb79aSHelmut Schaa struct sk_buff *skb) 1811cf6bb79aSHelmut Schaa { 1812cf6bb79aSHelmut Schaa /* Send all internal mgmt frames on VO. Accordingly set TID to 7. */ 1813cf6bb79aSHelmut Schaa ieee80211_tx_skb_tid(sdata, skb, 7); 1814cf6bb79aSHelmut Schaa } 1815cf6bb79aSHelmut Schaa 181635d865afSJohannes Berg u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, 1817d91f36dbSJohannes Berg struct ieee802_11_elems *elems, 1818d91f36dbSJohannes Berg u64 filter, u32 crc); 181935d865afSJohannes Berg static inline void ieee802_11_parse_elems(const u8 *start, size_t len, 182035d865afSJohannes Berg bool action, 1821ddc4db2eSJohannes Berg struct ieee802_11_elems *elems) 1822ddc4db2eSJohannes Berg { 1823b2e506bfSJohannes Berg ieee802_11_parse_elems_crc(start, len, action, elems, 0, 0); 1824ddc4db2eSJohannes Berg } 1825ddc4db2eSJohannes Berg 182683eb935eSMichal Kazior static inline bool ieee80211_rx_reorder_ready(struct sk_buff_head *frames) 182783eb935eSMichal Kazior { 182883eb935eSMichal Kazior struct sk_buff *tail = skb_peek_tail(frames); 182983eb935eSMichal Kazior struct ieee80211_rx_status *status; 183083eb935eSMichal Kazior 183183eb935eSMichal Kazior if (!tail) 183283eb935eSMichal Kazior return false; 183383eb935eSMichal Kazior 183483eb935eSMichal Kazior status = IEEE80211_SKB_RXCB(tail); 183583eb935eSMichal Kazior if (status->flag & RX_FLAG_AMSDU_MORE) 183683eb935eSMichal Kazior return false; 183783eb935eSMichal Kazior 183883eb935eSMichal Kazior return true; 183983eb935eSMichal Kazior } 184083eb935eSMichal Kazior 184102219b3aSJohannes Berg extern const int ieee802_1d_to_ac[8]; 184202219b3aSJohannes Berg 184302219b3aSJohannes Berg static inline int ieee80211_ac_from_tid(int tid) 184402219b3aSJohannes Berg { 184502219b3aSJohannes Berg return ieee802_1d_to_ac[tid & 7]; 184602219b3aSJohannes Berg } 184702219b3aSJohannes Berg 1848520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 1849520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 1850520eb820SKalle Valo void ieee80211_dynamic_ps_timer(unsigned long data); 1851a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 1852a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 1853a97b77b9SVivek Natarajan int powersave); 18543cf335d5SKalle Valo void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata, 18553cf335d5SKalle Valo struct ieee80211_hdr *hdr); 18564e5ff376SFelix Fietkau void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata, 185702219b3aSJohannes Berg struct ieee80211_hdr *hdr, bool ack, u16 tx_time); 1858520eb820SKalle Valo 1859ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 1860445ea4e8SJohannes Berg unsigned long queues, 1861cca07b00SLuciano Coelho enum queue_stop_reason reason, 1862cca07b00SLuciano Coelho bool refcounted); 186326da23b6SLuciano Coelho void ieee80211_stop_vif_queues(struct ieee80211_local *local, 186426da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 186526da23b6SLuciano Coelho enum queue_stop_reason reason); 186626da23b6SLuciano Coelho void ieee80211_wake_vif_queues(struct ieee80211_local *local, 186726da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 186826da23b6SLuciano Coelho enum queue_stop_reason reason); 1869ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 1870445ea4e8SJohannes Berg unsigned long queues, 1871cca07b00SLuciano Coelho enum queue_stop_reason reason, 1872cca07b00SLuciano Coelho bool refcounted); 187396f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 1874cca07b00SLuciano Coelho enum queue_stop_reason reason, 1875cca07b00SLuciano Coelho bool refcounted); 187696f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 1877cca07b00SLuciano Coelho enum queue_stop_reason reason, 1878cca07b00SLuciano Coelho bool refcounted); 18793a25a8c8SJohannes Berg void ieee80211_propagate_queue_wake(struct ieee80211_local *local, int queue); 18808f77f384SJohannes Berg void ieee80211_add_pending_skb(struct ieee80211_local *local, 18818f77f384SJohannes Berg struct sk_buff *skb); 1882e3685e03SJohannes Berg void ieee80211_add_pending_skbs(struct ieee80211_local *local, 1883e3685e03SJohannes Berg struct sk_buff_head *skbs); 188439ecc01dSJohannes Berg void ieee80211_flush_queues(struct ieee80211_local *local, 188539ecc01dSJohannes Berg struct ieee80211_sub_if_data *sdata); 18864f9610d5SLiad Kaufman void __ieee80211_flush_queues(struct ieee80211_local *local, 18874f9610d5SLiad Kaufman struct ieee80211_sub_if_data *sdata, 18884f9610d5SLiad Kaufman unsigned int queues); 1889ce7c9111SKalle Valo 189046900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 1891700e8ea6SJouni Malinen u16 transaction, u16 auth_alg, u16 status, 18924a3cb702SJohannes Berg const u8 *extra, size_t extra_len, const u8 *bssid, 18931672c0e3SJohannes Berg const u8 *da, const u8 *key, u8 key_len, u8 key_idx, 18941672c0e3SJohannes Berg u32 tx_flags); 18956ae16775SAntonio Quartulli void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata, 18966ae16775SAntonio Quartulli const u8 *bssid, u16 stype, u16 reason, 18976ae16775SAntonio Quartulli bool send_frame, u8 *frame_buf); 1898de95a54bSJohannes Berg int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, 1899c56ef672SDavid Spinadel size_t buffer_len, 1900c56ef672SDavid Spinadel struct ieee80211_scan_ies *ie_desc, 1901c56ef672SDavid Spinadel const u8 *ie, size_t ie_len, 1902c56ef672SDavid Spinadel u8 bands_used, u32 *rate_masks, 19032103dec1SSimon Wunderlich struct cfg80211_chan_def *chandef); 1904a619a4c0SJuuso Oikarinen struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, 1905a344d677SJohannes Berg const u8 *src, const u8 *dst, 1906a344d677SJohannes Berg u32 ratemask, 19076b77863bSJohannes Berg struct ieee80211_channel *chan, 1908a619a4c0SJuuso Oikarinen const u8 *ssid, size_t ssid_len, 1909a806c558SPaul Stewart const u8 *ie, size_t ie_len, 1910a806c558SPaul Stewart bool directed); 1911a344d677SJohannes Berg void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, 1912a344d677SJohannes Berg const u8 *src, const u8 *dst, 1913de95a54bSJohannes Berg const u8 *ssid, size_t ssid_len, 1914a806c558SPaul Stewart const u8 *ie, size_t ie_len, 19151672c0e3SJohannes Berg u32 ratemask, bool directed, u32 tx_flags, 191655de908aSJohannes Berg struct ieee80211_channel *channel, bool scan); 191746900298SJohannes Berg 19182103dec1SSimon Wunderlich u32 ieee80211_sta_get_rates(struct ieee80211_sub_if_data *sdata, 191946900298SJohannes Berg struct ieee802_11_elems *elems, 19209ebb61a2SAshok Nagarajan enum ieee80211_band band, u32 *basic_rates); 1921687da132SEmmanuel Grumbach int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, 1922687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode); 1923687da132SEmmanuel Grumbach int __ieee80211_request_smps_ap(struct ieee80211_sub_if_data *sdata, 19240f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode); 192504ecd257SJohannes Berg void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata); 192621f659bfSEliad Peller void ieee80211_recalc_min_chandef(struct ieee80211_sub_if_data *sdata); 192746900298SJohannes Berg 19288ed28747SJohannes Berg size_t ieee80211_ie_split_ric(const u8 *ies, size_t ielen, 19298ed28747SJohannes Berg const u8 *ids, int n_ids, 19308ed28747SJohannes Berg const u8 *after_ric, int n_after_ric, 19318ed28747SJohannes Berg size_t offset); 19328e664fb3SJohannes Berg size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); 1933ef96a842SBen Greear u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 193442e7aa77SAlexander Simon u16 cap); 1935074d46d1SJohannes Berg u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 19364bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 1937431e3154SAshok Nagarajan u16 prot_mode); 1938ba0afa2fSMahesh Palivela u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 1939ba0afa2fSMahesh Palivela u32 cap); 19402103dec1SSimon Wunderlich int ieee80211_parse_bitrates(struct cfg80211_chan_def *chandef, 19412103dec1SSimon Wunderlich const struct ieee80211_supported_band *sband, 19422103dec1SSimon Wunderlich const u8 *srates, int srates_len, u32 *rates); 1943fc8a7321SJohannes Berg int ieee80211_add_srates_ie(struct ieee80211_sub_if_data *sdata, 19446b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 19456b77863bSJohannes Berg enum ieee80211_band band); 1946fc8a7321SJohannes Berg int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata, 19476b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 19486b77863bSJohannes Berg enum ieee80211_band band); 194940b861a0SArik Nemtsov u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo); 19508e664fb3SJohannes Berg 1951f444de05SJohannes Berg /* channel management */ 19524bf88530SJohannes Berg void ieee80211_ht_oper_to_chandef(struct ieee80211_channel *control_chan, 19534a3cb702SJohannes Berg const struct ieee80211_ht_operation *ht_oper, 19544bf88530SJohannes Berg struct cfg80211_chan_def *chandef); 1955e6b7cde4SSimon Wunderlich u32 ieee80211_chandef_downgrade(struct cfg80211_chan_def *c); 1956f444de05SJohannes Berg 1957d01a1e65SMichal Kazior int __must_check 1958d01a1e65SMichal Kazior ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, 19594bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 1960d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode); 19612c9b7359SJohannes Berg int __must_check 196211335a55SLuciano Coelho ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, 196311335a55SLuciano Coelho const struct cfg80211_chan_def *chandef, 196409332481SMichal Kazior enum ieee80211_chanctx_mode mode, 196509332481SMichal Kazior bool radar_required); 196611335a55SLuciano Coelho int __must_check 19675bcae31dSMichal Kazior ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata); 196811335a55SLuciano Coelho int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata); 196911335a55SLuciano Coelho 197011335a55SLuciano Coelho int __must_check 19712c9b7359SJohannes Berg ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, 19722c9b7359SJohannes Berg const struct cfg80211_chan_def *chandef, 19732c9b7359SJohannes Berg u32 *changed); 1974d01a1e65SMichal Kazior void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata); 19754d76d21bSJohannes Berg void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata); 19761f4ac5a6SJohannes Berg void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, 19771f4ac5a6SJohannes Berg bool clear); 1978c0166da9SMichal Kazior int ieee80211_chanctx_refcount(struct ieee80211_local *local, 1979c0166da9SMichal Kazior struct ieee80211_chanctx *ctx); 1980d01a1e65SMichal Kazior 198104ecd257SJohannes Berg void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, 198204ecd257SJohannes Berg struct ieee80211_chanctx *chanctx); 198321f659bfSEliad Peller void ieee80211_recalc_chanctx_min_def(struct ieee80211_local *local, 198421f659bfSEliad Peller struct ieee80211_chanctx *ctx); 1985164eb02dSSimon Wunderlich 1986164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer(unsigned long data); 1987164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer_work(struct work_struct *work); 1988164eb02dSSimon Wunderlich void ieee80211_dfs_cac_cancel(struct ieee80211_local *local); 1989164eb02dSSimon Wunderlich void ieee80211_dfs_radar_detected_work(struct work_struct *work); 1990c6da674aSChun-Yeow Yeoh int ieee80211_send_action_csa(struct ieee80211_sub_if_data *sdata, 1991c6da674aSChun-Yeow Yeoh struct cfg80211_csa_settings *csa_settings); 199204ecd257SJohannes Berg 19932475b1ccSMax Stepanov bool ieee80211_cs_valid(const struct ieee80211_cipher_scheme *cs); 19942475b1ccSMax Stepanov bool ieee80211_cs_list_valid(const struct ieee80211_cipher_scheme *cs, int n); 19952475b1ccSMax Stepanov const struct ieee80211_cipher_scheme * 19962475b1ccSMax Stepanov ieee80211_cs_get(struct ieee80211_local *local, u32 cipher, 19972475b1ccSMax Stepanov enum nl80211_iftype iftype); 19982475b1ccSMax Stepanov int ieee80211_cs_headroom(struct ieee80211_local *local, 19992475b1ccSMax Stepanov struct cfg80211_crypto_settings *crypto, 20002475b1ccSMax Stepanov enum nl80211_iftype iftype); 2001057d5f4bSThomas Pedersen void ieee80211_recalc_dtim(struct ieee80211_local *local, 2002057d5f4bSThomas Pedersen struct ieee80211_sub_if_data *sdata); 200373de86a3SLuciano Coelho int ieee80211_check_combinations(struct ieee80211_sub_if_data *sdata, 200473de86a3SLuciano Coelho const struct cfg80211_chan_def *chandef, 200573de86a3SLuciano Coelho enum ieee80211_chanctx_mode chanmode, 200673de86a3SLuciano Coelho u8 radar_detect); 20076fa001bcSMichal Kazior int ieee80211_max_num_channels(struct ieee80211_local *local); 20082475b1ccSMax Stepanov 200995224fe8SArik Nemtsov /* TDLS */ 201095224fe8SArik Nemtsov int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, 20113b3a0162SJohannes Berg const u8 *peer, u8 action_code, u8 dialog_token, 201295224fe8SArik Nemtsov u16 status_code, u32 peer_capability, 201331fa97c5SArik Nemtsov bool initiator, const u8 *extra_ies, 201431fa97c5SArik Nemtsov size_t extra_ies_len); 201595224fe8SArik Nemtsov int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, 20163b3a0162SJohannes Berg const u8 *peer, enum nl80211_tdls_operation oper); 2017c10a1993SJohannes Berg void ieee80211_tdls_peer_del_work(struct work_struct *wk); 2018a7a6bdd0SArik Nemtsov int ieee80211_tdls_channel_switch(struct wiphy *wiphy, struct net_device *dev, 2019a7a6bdd0SArik Nemtsov const u8 *addr, u8 oper_class, 2020a7a6bdd0SArik Nemtsov struct cfg80211_chan_def *chandef); 2021a7a6bdd0SArik Nemtsov void ieee80211_tdls_cancel_channel_switch(struct wiphy *wiphy, 2022a7a6bdd0SArik Nemtsov struct net_device *dev, 2023a7a6bdd0SArik Nemtsov const u8 *addr); 20248a4d32f3SArik Nemtsov void ieee80211_process_tdls_channel_switch(struct ieee80211_sub_if_data *sdata, 20258a4d32f3SArik Nemtsov struct sk_buff *skb); 202695224fe8SArik Nemtsov 2027b7ffbd7eSJohannes Berg extern const struct ethtool_ops ieee80211_ethtool_ops; 2028b7ffbd7eSJohannes Berg 2029f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 2030d9e8a70fSJohannes Berg #define debug_noinline noinline 2031d9e8a70fSJohannes Berg #else 2032d9e8a70fSJohannes Berg #define debug_noinline 2033d9e8a70fSJohannes Berg #endif 2034d9e8a70fSJohannes Berg 2035f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 2036