1d2912cb1SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2f0706e82SJiri Benc /* 3f0706e82SJiri Benc * Copyright 2002-2005, Instant802 Networks, Inc. 4f0706e82SJiri Benc * Copyright 2005, Devicescape Software, Inc. 5f0706e82SJiri Benc * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> 6026331c4SJouni Malinen * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> 742bd20d9SAviya Erenfeld * Copyright 2013-2015 Intel Mobile Communications GmbH 852b4810bSIlan Peer * Copyright (C) 2018-2020 Intel Corporation 9f0706e82SJiri Benc */ 10f0706e82SJiri Benc 11f0706e82SJiri Benc #ifndef IEEE80211_I_H 12f0706e82SJiri Benc #define IEEE80211_I_H 13f0706e82SJiri Benc 14f0706e82SJiri Benc #include <linux/kernel.h> 15f0706e82SJiri Benc #include <linux/device.h> 16f0706e82SJiri Benc #include <linux/if_ether.h> 17f0706e82SJiri Benc #include <linux/interrupt.h> 18f0706e82SJiri Benc #include <linux/list.h> 19f0706e82SJiri Benc #include <linux/netdevice.h> 20f0706e82SJiri Benc #include <linux/skbuff.h> 21f0706e82SJiri Benc #include <linux/workqueue.h> 22f0706e82SJiri Benc #include <linux/types.h> 23f0706e82SJiri Benc #include <linux/spinlock.h> 24571ecf67SJohannes Berg #include <linux/etherdevice.h> 25e1e54068SJohannes Berg #include <linux/leds.h> 26a729cff8SJohannes Berg #include <linux/idr.h> 277bedd0cfSJohannes Berg #include <linux/rhashtable.h> 28fe7a5d5cSJohannes Berg #include <net/ieee80211_radiotap.h> 2993da9cc1Scolin@cozybit.com #include <net/cfg80211.h> 3051cb6db0SDavid S. Miller #include <net/mac80211.h> 31fa962b92SMichal Kazior #include <net/fq.h> 322c8dccc7SJohannes Berg #include "key.h" 33f0706e82SJiri Benc #include "sta_info.h" 34bdcbd8e0SJohannes Berg #include "debug.h" 35f0706e82SJiri Benc 363beea351SJohannes Berg extern const struct cfg80211_ops mac80211_config_ops; 373beea351SJohannes Berg 389cfb0009SJohannes Berg struct ieee80211_local; 39f0706e82SJiri Benc 40f0706e82SJiri Benc /* Maximum number of broadcast/multicast frames to buffer when some of the 41f0706e82SJiri Benc * associated stations are using power saving. */ 42f0706e82SJiri Benc #define AP_MAX_BC_BUFFER 128 43f0706e82SJiri Benc 44f0706e82SJiri Benc /* Maximum number of frames buffered to all STAs, including multicast frames. 45f0706e82SJiri Benc * Note: increasing this limit increases the potential memory requirement. Each 46f0706e82SJiri Benc * frame can be up to about 2 kB long. */ 47f0706e82SJiri Benc #define TOTAL_MAX_TX_BUFFER 512 48f0706e82SJiri Benc 49f0706e82SJiri Benc /* Required encryption head and tailroom */ 50f0706e82SJiri Benc #define IEEE80211_ENCRYPT_HEADROOM 8 51765cb46aSJouni Malinen #define IEEE80211_ENCRYPT_TAILROOM 18 52f0706e82SJiri Benc 53f0706e82SJiri Benc /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent 54f0706e82SJiri Benc * reception of at least three fragmented frames. This limit can be increased 55f0706e82SJiri Benc * by changing this define, at the cost of slower frame reassembly and 56f0706e82SJiri Benc * increased memory use (about 2 kB of RAM per entry). */ 57f0706e82SJiri Benc #define IEEE80211_FRAGMENT_MAX 4 58f0706e82SJiri Benc 591ea6f9c0SJohannes Berg /* power level hasn't been configured (or set to automatic) */ 601ea6f9c0SJohannes Berg #define IEEE80211_UNSET_POWER_LEVEL INT_MIN 611ea6f9c0SJohannes Berg 62d6a4ed6fSArik Nemtsov /* 63aa75ebc2SMichal Kazior * Some APs experience problems when working with U-APSD. Decreasing the 64aa75ebc2SMichal Kazior * probability of that happening by using legacy mode for all ACs but VO isn't 65aa75ebc2SMichal Kazior * enough. 66aa75ebc2SMichal Kazior * 67aa75ebc2SMichal Kazior * Cisco 4410N originally forced us to enable VO by default only because it 68aa75ebc2SMichal Kazior * treated non-VO ACs as legacy. 69aa75ebc2SMichal Kazior * 70aa75ebc2SMichal Kazior * However some APs (notably Netgear R7000) silently reclassify packets to 71aa75ebc2SMichal Kazior * different ACs. Since u-APSD ACs require trigger frames for frame retrieval 72aa75ebc2SMichal Kazior * clients would never see some frames (e.g. ARP responses) or would fetch them 73aa75ebc2SMichal Kazior * accidentally after a long time. 74aa75ebc2SMichal Kazior * 75aa75ebc2SMichal Kazior * It makes little sense to enable u-APSD queues by default because it needs 76aa75ebc2SMichal Kazior * userspace applications to be aware of it to actually take advantage of the 77aa75ebc2SMichal Kazior * possible additional powersavings. Implicitly depending on driver autotrigger 78aa75ebc2SMichal Kazior * frame support doesn't make much sense. 79d6a4ed6fSArik Nemtsov */ 80aa75ebc2SMichal Kazior #define IEEE80211_DEFAULT_UAPSD_QUEUES 0 81ab13315aSKalle Valo 82ab13315aSKalle Valo #define IEEE80211_DEFAULT_MAX_SP_LEN \ 83ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 84ab13315aSKalle Valo 85f438ceb8SEmmanuel Grumbach extern const u8 ieee80211_ac_to_qos_mask[IEEE80211_NUM_ACS]; 86f438ceb8SEmmanuel Grumbach 876ae16775SAntonio Quartulli #define IEEE80211_DEAUTH_FRAME_LEN (24 /* hdr */ + 2 /* reason */) 886ae16775SAntonio Quartulli 89167e33f4SAyala Beker #define IEEE80211_MAX_NAN_INSTANCE_ID 255 90167e33f4SAyala Beker 91f0706e82SJiri Benc struct ieee80211_fragment_entry { 92f0706e82SJiri Benc struct sk_buff_head skb_list; 9369f13223SJohannes Berg unsigned long first_frag_time; 9469f13223SJohannes Berg u16 seq; 9569f13223SJohannes Berg u16 extra_len; 9669f13223SJohannes Berg u16 last_frag; 9769f13223SJohannes Berg u8 rx_queue; 989acc54beSJohannes Berg bool check_sequential_pn; /* needed for CCMP/GCMP */ 99f0706e82SJiri Benc u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ 100f0706e82SJiri Benc }; 101f0706e82SJiri Benc 102f0706e82SJiri Benc 103c2b13452SJohannes Berg struct ieee80211_bss { 104ef429dadSJohannes Berg u32 device_ts_beacon, device_ts_presp; 1058c358bcdSJohannes Berg 10643ac2ca3SJouni Malinen bool wmm_used; 107ab13315aSKalle Valo bool uapsd_supported; 10800d3f14cSJohannes Berg 109f0706e82SJiri Benc #define IEEE80211_MAX_SUPP_RATES 32 110f0706e82SJiri Benc u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; 111f0706e82SJiri Benc size_t supp_rates_len; 112817cee76SAlexander Bondar struct ieee80211_rate *beacon_rate; 113f0706e82SJiri Benc 1142a333a0dSJohannes Berg u32 vht_cap_info; 1152a333a0dSJohannes Berg 11600d3f14cSJohannes Berg /* 11725985edcSLucas De Marchi * During association, we save an ERP value from a probe response so 1185628221cSDaniel Drake * that we can feed ERP info to the driver when handling the 1195628221cSDaniel Drake * association completes. these fields probably won't be up-to-date 12000d3f14cSJohannes Berg * otherwise, you probably don't want to use them. 12100d3f14cSJohannes Berg */ 12200d3f14cSJohannes Berg bool has_erp_value; 1235628221cSDaniel Drake u8 erp_value; 124fcff4f10SPaul Stewart 125fcff4f10SPaul Stewart /* Keep track of the corruption of the last beacon/probe response. */ 126fcff4f10SPaul Stewart u8 corrupt_data; 127fcff4f10SPaul Stewart 128fcff4f10SPaul Stewart /* Keep track of what bits of information we have valid info for. */ 129fcff4f10SPaul Stewart u8 valid_data; 130fcff4f10SPaul Stewart }; 131fcff4f10SPaul Stewart 132fcff4f10SPaul Stewart /** 133fcff4f10SPaul Stewart * enum ieee80211_corrupt_data_flags - BSS data corruption flags 134fcff4f10SPaul Stewart * @IEEE80211_BSS_CORRUPT_BEACON: last beacon frame received was corrupted 135fcff4f10SPaul Stewart * @IEEE80211_BSS_CORRUPT_PROBE_RESP: last probe response received was corrupted 136fcff4f10SPaul Stewart * 137fcff4f10SPaul Stewart * These are bss flags that are attached to a bss in the 138fcff4f10SPaul Stewart * @corrupt_data field of &struct ieee80211_bss. 139fcff4f10SPaul Stewart */ 140fcff4f10SPaul Stewart enum ieee80211_bss_corrupt_data_flags { 141fcff4f10SPaul Stewart IEEE80211_BSS_CORRUPT_BEACON = BIT(0), 142fcff4f10SPaul Stewart IEEE80211_BSS_CORRUPT_PROBE_RESP = BIT(1) 143fcff4f10SPaul Stewart }; 144fcff4f10SPaul Stewart 145fcff4f10SPaul Stewart /** 146fcff4f10SPaul Stewart * enum ieee80211_valid_data_flags - BSS valid data flags 147fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_WMM: WMM/UAPSD data was gathered from non-corrupt IE 148fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_RATES: Supported rates were gathered from non-corrupt IE 149fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_ERP: ERP flag was gathered from non-corrupt IE 150fcff4f10SPaul Stewart * 151fcff4f10SPaul Stewart * These are bss flags that are attached to a bss in the 152fcff4f10SPaul Stewart * @valid_data field of &struct ieee80211_bss. They show which parts 153d070f913SStephen Hemminger * of the data structure were received as a result of an un-corrupted 154fcff4f10SPaul Stewart * beacon/probe response. 155fcff4f10SPaul Stewart */ 156fcff4f10SPaul Stewart enum ieee80211_bss_valid_data_flags { 157fcff4f10SPaul Stewart IEEE80211_BSS_VALID_WMM = BIT(1), 158fcff4f10SPaul Stewart IEEE80211_BSS_VALID_RATES = BIT(2), 159fcff4f10SPaul Stewart IEEE80211_BSS_VALID_ERP = BIT(3) 160f0706e82SJiri Benc }; 161f0706e82SJiri Benc 1629efeccacSMichael S. Tsirkin typedef unsigned __bitwise ieee80211_tx_result; 1639ae54c84SJohannes Berg #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) 1649ae54c84SJohannes Berg #define TX_DROP ((__force ieee80211_tx_result) 1u) 1659ae54c84SJohannes Berg #define TX_QUEUED ((__force ieee80211_tx_result) 2u) 1669ae54c84SJohannes Berg 1675cf121c3SJohannes Berg #define IEEE80211_TX_UNICAST BIT(1) 1685cf121c3SJohannes Berg #define IEEE80211_TX_PS_BUFFERED BIT(2) 1699ae54c84SJohannes Berg 1705cf121c3SJohannes Berg struct ieee80211_tx_data { 171f0706e82SJiri Benc struct sk_buff *skb; 172252b86c4SJohannes Berg struct sk_buff_head skbs; 173f0706e82SJiri Benc struct ieee80211_local *local; 174f0706e82SJiri Benc struct ieee80211_sub_if_data *sdata; 175f0706e82SJiri Benc struct sta_info *sta; 176f0706e82SJiri Benc struct ieee80211_key *key; 1770d528d85SFelix Fietkau struct ieee80211_tx_rate rate; 1785cf121c3SJohannes Berg 179056cdd59SJohannes Berg unsigned int flags; 1805cf121c3SJohannes Berg }; 1815cf121c3SJohannes Berg 1825cf121c3SJohannes Berg 1839efeccacSMichael S. Tsirkin typedef unsigned __bitwise ieee80211_rx_result; 1845cf121c3SJohannes Berg #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) 1855cf121c3SJohannes Berg #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) 1865cf121c3SJohannes Berg #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) 1875cf121c3SJohannes Berg #define RX_QUEUED ((__force ieee80211_rx_result) 3u) 1885cf121c3SJohannes Berg 189554891e6SJohannes Berg /** 190554891e6SJohannes Berg * enum ieee80211_packet_rx_flags - packet RX flags 191554891e6SJohannes Berg * @IEEE80211_RX_AMSDU: a-MSDU packet 192554891e6SJohannes Berg * @IEEE80211_RX_MALFORMED_ACTION_FRM: action frame is malformed 1934cfda47bSChristian Lamparter * @IEEE80211_RX_DEFERRED_RELEASE: frame was subjected to receive reordering 194554891e6SJohannes Berg * 195554891e6SJohannes Berg * These are per-frame flags that are attached to a frame in the 196554891e6SJohannes Berg * @rx_flags field of &struct ieee80211_rx_status. 197554891e6SJohannes Berg */ 198554891e6SJohannes Berg enum ieee80211_packet_rx_flags { 199554891e6SJohannes Berg IEEE80211_RX_AMSDU = BIT(3), 200554891e6SJohannes Berg IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4), 2014cfda47bSChristian Lamparter IEEE80211_RX_DEFERRED_RELEASE = BIT(5), 202554891e6SJohannes Berg }; 203554891e6SJohannes Berg 204554891e6SJohannes Berg /** 205554891e6SJohannes Berg * enum ieee80211_rx_flags - RX data flags 206554891e6SJohannes Berg * 207554891e6SJohannes Berg * @IEEE80211_RX_CMNTR: received on cooked monitor already 208ee971924SJohannes Berg * @IEEE80211_RX_BEACON_REPORTED: This frame was already reported 209ee971924SJohannes Berg * to cfg80211_report_obss_beacon(). 210554891e6SJohannes Berg * 211554891e6SJohannes Berg * These flags are used across handling multiple interfaces 212554891e6SJohannes Berg * for a single frame. 213554891e6SJohannes Berg */ 214554891e6SJohannes Berg enum ieee80211_rx_flags { 215554891e6SJohannes Berg IEEE80211_RX_CMNTR = BIT(0), 216ee971924SJohannes Berg IEEE80211_RX_BEACON_REPORTED = BIT(1), 217554891e6SJohannes Berg }; 2185cf121c3SJohannes Berg 2195cf121c3SJohannes Berg struct ieee80211_rx_data { 220c5d1686bSFelix Fietkau struct list_head *list; 2215cf121c3SJohannes Berg struct sk_buff *skb; 2225cf121c3SJohannes Berg struct ieee80211_local *local; 2235cf121c3SJohannes Berg struct ieee80211_sub_if_data *sdata; 2245cf121c3SJohannes Berg struct sta_info *sta; 2255cf121c3SJohannes Berg struct ieee80211_key *key; 226056cdd59SJohannes Berg 227056cdd59SJohannes Berg unsigned int flags; 2289e26297aSJohannes Berg 2299e26297aSJohannes Berg /* 2309e26297aSJohannes Berg * Index into sequence numbers array, 0..16 2319e26297aSJohannes Berg * since the last (16) is used for non-QoS, 2329e26297aSJohannes Berg * will be 16 on non-QoS frames. 2339e26297aSJohannes Berg */ 2349e26297aSJohannes Berg int seqno_idx; 2359e26297aSJohannes Berg 2369e26297aSJohannes Berg /* 2379e26297aSJohannes Berg * Index into the security IV/PN arrays, 0..16 2389e26297aSJohannes Berg * since the last (16) is used for CCMP-encrypted 2399e26297aSJohannes Berg * management frames, will be set to 16 on mgmt 2409e26297aSJohannes Berg * frames and 0 on non-QoS frames. 2419e26297aSJohannes Berg */ 2429e26297aSJohannes Berg int security_idx; 2439e26297aSJohannes Berg 24450741ae0SJohannes Berg u32 tkip_iv32; 24550741ae0SJohannes Berg u16 tkip_iv16; 246f0706e82SJiri Benc }; 247f0706e82SJiri Benc 248af296bdbSMichal Kazior struct ieee80211_csa_settings { 249af296bdbSMichal Kazior const u16 *counter_offsets_beacon; 250af296bdbSMichal Kazior const u16 *counter_offsets_presp; 251af296bdbSMichal Kazior 252af296bdbSMichal Kazior int n_counter_offsets_beacon; 253af296bdbSMichal Kazior int n_counter_offsets_presp; 254af296bdbSMichal Kazior 255af296bdbSMichal Kazior u8 count; 256af296bdbSMichal Kazior }; 257af296bdbSMichal Kazior 2585dfdaf58SJohannes Berg struct beacon_data { 2595dfdaf58SJohannes Berg u8 *head, *tail; 2605dfdaf58SJohannes Berg int head_len, tail_len; 26143552be1SThomas Pedersen struct ieee80211_meshconf_ie *meshconf; 2628552a434SJohn Crispin u16 cntdwn_counter_offsets[IEEE80211_MAX_CNTDWN_COUNTERS_NUM]; 2638552a434SJohn Crispin u8 cntdwn_current_counter; 2648860020eSJohannes Berg struct rcu_head rcu_head; 2655dfdaf58SJohannes Berg }; 2665dfdaf58SJohannes Berg 267aa7a0080SEyal Shapira struct probe_resp { 268aa7a0080SEyal Shapira struct rcu_head rcu_head; 269aa7a0080SEyal Shapira int len; 2708552a434SJohn Crispin u16 cntdwn_counter_offsets[IEEE80211_MAX_CNTDWN_COUNTERS_NUM]; 2713c23215bSGustavo A. R. Silva u8 data[]; 272aa7a0080SEyal Shapira }; 273aa7a0080SEyal Shapira 274295b02c4SAloka Dixit struct fils_discovery_data { 275295b02c4SAloka Dixit struct rcu_head rcu_head; 276295b02c4SAloka Dixit int len; 277295b02c4SAloka Dixit u8 data[]; 278295b02c4SAloka Dixit }; 279295b02c4SAloka Dixit 280632189a0SAloka Dixit struct unsol_bcast_probe_resp_data { 281632189a0SAloka Dixit struct rcu_head rcu_head; 282632189a0SAloka Dixit int len; 283632189a0SAloka Dixit u8 data[]; 284632189a0SAloka Dixit }; 285632189a0SAloka Dixit 286d012a605SMarco Porsch struct ps_data { 287d012a605SMarco Porsch /* yes, this looks ugly, but guarantees that we can later use 288d012a605SMarco Porsch * bitmap_empty :) 289d012a605SMarco Porsch * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 2905fe2bb86SJoe Perches u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)] 2915fe2bb86SJoe Perches __aligned(__alignof__(unsigned long)); 292d012a605SMarco Porsch struct sk_buff_head bc_buf; 293d012a605SMarco Porsch atomic_t num_sta_ps; /* number of stations in PS mode */ 294d012a605SMarco Porsch int dtim_count; 295d012a605SMarco Porsch bool dtim_bc_mc; 296d012a605SMarco Porsch }; 297d012a605SMarco Porsch 298f0706e82SJiri Benc struct ieee80211_if_ap { 29940b275b6SJohannes Berg struct beacon_data __rcu *beacon; 300aa7a0080SEyal Shapira struct probe_resp __rcu *probe_resp; 301295b02c4SAloka Dixit struct fils_discovery_data __rcu *fils_discovery; 302632189a0SAloka Dixit struct unsol_bcast_probe_resp_data __rcu *unsol_bcast_probe_resp; 303f0706e82SJiri Benc 30473da7d5bSSimon Wunderlich /* to be used after channel switch. */ 30573da7d5bSSimon Wunderlich struct cfg80211_beacon_data *next_beacon; 3064e141dadSMichal Kazior struct list_head vlans; /* write-protected with RTNL and local->mtx */ 3070ec3ca44SJohannes Berg 308d012a605SMarco Porsch struct ps_data ps; 309030ef8f8SFelix Fietkau atomic_t num_mcast_sta; /* number of stations receiving multicast */ 310687da132SEmmanuel Grumbach 311ebceec86SMichael Braun bool multicast_to_unicast; 312f0706e82SJiri Benc }; 313f0706e82SJiri Benc 314f0706e82SJiri Benc struct ieee80211_if_vlan { 3154e141dadSMichal Kazior struct list_head list; /* write-protected with RTNL and local->mtx */ 316f14543eeSFelix Fietkau 317f14543eeSFelix Fietkau /* used for all tx if the VLAN is configured to 4-addr mode */ 31840b275b6SJohannes Berg struct sta_info __rcu *sta; 31972f15d53SMichael Braun atomic_t num_mcast_sta; /* number of stations receiving multicast */ 320f0706e82SJiri Benc }; 321f0706e82SJiri Benc 322ee385855SLuis Carlos Cobo struct mesh_stats { 323c8a61a7dSDaniel Walker __u32 fwded_mcast; /* Mesh forwarded multicast frames */ 324c8a61a7dSDaniel Walker __u32 fwded_unicast; /* Mesh forwarded unicast frames */ 325c8a61a7dSDaniel Walker __u32 fwded_frames; /* Mesh total forwarded frames */ 326ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 327ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 328cfee66b0SJavier Cardona __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ 329ee385855SLuis Carlos Cobo }; 330ee385855SLuis Carlos Cobo 331ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 332ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 333ee385855SLuis Carlos Cobo struct mesh_preq_queue { 334ee385855SLuis Carlos Cobo struct list_head list; 335ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 336ee385855SLuis Carlos Cobo u8 flags; 337ee385855SLuis Carlos Cobo }; 338ee385855SLuis Carlos Cobo 3392eb278e0SJohannes Berg struct ieee80211_roc_work { 34077fdaa12SJohannes Berg struct list_head list; 341af6b6374SJohannes Berg 342af6b6374SJohannes Berg struct ieee80211_sub_if_data *sdata; 343af6b6374SJohannes Berg 344f679f65dSJohannes Berg struct ieee80211_channel *chan; 345af6b6374SJohannes Berg 3462eb278e0SJohannes Berg bool started, abort, hw_begun, notified; 347b4b177a5SJohannes Berg bool on_channel; 348f679f65dSJohannes Berg 349aaa016ccSJohannes Berg unsigned long start_time; 350e4da8c37SJohannes Berg 3512eb278e0SJohannes Berg u32 duration, req_duration; 352f30221e4SJohannes Berg struct sk_buff *frame; 35350febf6aSJohannes Berg u64 cookie, mgmt_tx_cookie; 354d339d5caSIlan Peer enum ieee80211_roc_type type; 35577fdaa12SJohannes Berg }; 35677fdaa12SJohannes Berg 35746900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 358ab1faeadSJohannes Berg enum ieee80211_sta_flags { 359b291ba11SJohannes Berg IEEE80211_STA_CONNECTION_POLL = BIT(1), 360b291ba11SJohannes Berg IEEE80211_STA_CONTROL_PORT = BIT(2), 361a8243b72SJohannes Berg IEEE80211_STA_DISABLE_HT = BIT(4), 362b291ba11SJohannes Berg IEEE80211_STA_MFP_ENABLED = BIT(6), 363ab13315aSKalle Valo IEEE80211_STA_UAPSD_ENABLED = BIT(7), 364375177bfSVivek Natarajan IEEE80211_STA_NULLFUNC_ACKED = BIT(8), 36517e4ec14SJouni Malinen IEEE80211_STA_RESET_SIGNAL_AVE = BIT(9), 36624398e39SJohannes Berg IEEE80211_STA_DISABLE_40MHZ = BIT(10), 367d545dabaSMahesh Palivela IEEE80211_STA_DISABLE_VHT = BIT(11), 368f2d9d270SJohannes Berg IEEE80211_STA_DISABLE_80P80MHZ = BIT(12), 369f2d9d270SJohannes Berg IEEE80211_STA_DISABLE_160MHZ = BIT(13), 370095d81ceSJohannes Berg IEEE80211_STA_DISABLE_WMM = BIT(14), 371cd2f5dd7SAssaf Krauss IEEE80211_STA_ENABLE_RRM = BIT(15), 37241cbb0f5SLuca Coelho IEEE80211_STA_DISABLE_HE = BIT(16), 373ab1faeadSJohannes Berg }; 374ab1faeadSJohannes Berg 37566e67e41SJohannes Berg struct ieee80211_mgd_auth_data { 37666e67e41SJohannes Berg struct cfg80211_bss *bss; 37766e67e41SJohannes Berg unsigned long timeout; 37866e67e41SJohannes Berg int tries; 37966e67e41SJohannes Berg u16 algorithm, expected_transaction; 38066e67e41SJohannes Berg 38166e67e41SJohannes Berg u8 key[WLAN_KEY_LEN_WEP104]; 38266e67e41SJohannes Berg u8 key_len, key_idx; 38366e67e41SJohannes Berg bool done; 384efb543e6SJouni Malinen bool peer_confirmed; 38589afe614SJohannes Berg bool timeout_started; 38666e67e41SJohannes Berg 3876b8ece3aSJouni Malinen u16 sae_trans, sae_status; 3886b8ece3aSJouni Malinen size_t data_len; 3896b8ece3aSJouni Malinen u8 data[]; 39066e67e41SJohannes Berg }; 39166e67e41SJohannes Berg 39266e67e41SJohannes Berg struct ieee80211_mgd_assoc_data { 39366e67e41SJohannes Berg struct cfg80211_bss *bss; 39466e67e41SJohannes Berg const u8 *supp_rates; 39566e67e41SJohannes Berg 39666e67e41SJohannes Berg unsigned long timeout; 39766e67e41SJohannes Berg int tries; 39866e67e41SJohannes Berg 39966e67e41SJohannes Berg u16 capability; 40066e67e41SJohannes Berg u8 prev_bssid[ETH_ALEN]; 40166e67e41SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 40266e67e41SJohannes Berg u8 ssid_len; 40366e67e41SJohannes Berg u8 supp_rates_len; 40476f0303dSJohannes Berg bool wmm, uapsd; 405989c6505SAlexander Bondar bool need_beacon; 40666e67e41SJohannes Berg bool synced; 40789afe614SJohannes Berg bool timeout_started; 40866e67e41SJohannes Berg 4099dde6423SJohannes Berg u8 ap_ht_param; 4109dde6423SJohannes Berg 411b08fbbd8SJohannes Berg struct ieee80211_vht_cap ap_vht_cap; 412b08fbbd8SJohannes Berg 41339404feeSJouni Malinen u8 fils_nonces[2 * FILS_NONCE_LEN]; 41439404feeSJouni Malinen u8 fils_kek[FILS_MAX_KEK_LEN]; 41539404feeSJouni Malinen size_t fils_kek_len; 41639404feeSJouni Malinen 41766e67e41SJohannes Berg size_t ie_len; 41866e67e41SJohannes Berg u8 ie[]; 41966e67e41SJohannes Berg }; 42066e67e41SJohannes Berg 42102219b3aSJohannes Berg struct ieee80211_sta_tx_tspec { 42202219b3aSJohannes Berg /* timestamp of the first packet in the time slice */ 42302219b3aSJohannes Berg unsigned long time_slice_start; 42402219b3aSJohannes Berg 42502219b3aSJohannes Berg u32 admitted_time; /* in usecs, unlike over the air */ 42602219b3aSJohannes Berg u8 tsid; 42702219b3aSJohannes Berg s8 up; /* signed to be able to invalidate with -1 during teardown */ 42802219b3aSJohannes Berg 42902219b3aSJohannes Berg /* consumed TX time in microseconds in the time slice */ 43002219b3aSJohannes Berg u32 consumed_tx_time; 43102219b3aSJohannes Berg enum { 43202219b3aSJohannes Berg TX_TSPEC_ACTION_NONE = 0, 43302219b3aSJohannes Berg TX_TSPEC_ACTION_DOWNGRADE, 43402219b3aSJohannes Berg TX_TSPEC_ACTION_STOP_DOWNGRADE, 43502219b3aSJohannes Berg } action; 43602219b3aSJohannes Berg bool downgraded; 43702219b3aSJohannes Berg }; 43802219b3aSJohannes Berg 439eb1e011aSJohannes Berg DECLARE_EWMA(beacon_signal, 4, 4) 440338c17aeSJohannes Berg 44146900298SJohannes Berg struct ieee80211_if_managed { 442056cdd59SJohannes Berg struct timer_list timer; 443b291ba11SJohannes Berg struct timer_list conn_mon_timer; 444b291ba11SJohannes Berg struct timer_list bcn_mon_timer; 445c481ec97SSujith struct timer_list chswitch_timer; 446b291ba11SJohannes Berg struct work_struct monitor_work; 447c481ec97SSujith struct work_struct chswitch_work; 4481e4dcd01SJuuso Oikarinen struct work_struct beacon_connection_loss_work; 449882a7c69SJohannes Berg struct work_struct csa_connection_drop_work; 45046900298SJohannes Berg 4517ccc8bd7SFelix Fietkau unsigned long beacon_timeout; 452b291ba11SJohannes Berg unsigned long probe_timeout; 453a43abf29SMaxim Levitsky int probe_send_count; 45404ac3c0eSFelix Fietkau bool nullfunc_failed; 4553f8a39ffSJohannes Berg u8 connection_loss:1, 4563f8a39ffSJohannes Berg driver_disconnect:1, 4573f8a39ffSJohannes Berg reconnect:1; 458b291ba11SJohannes Berg 4590c1ad2caSJohannes Berg struct cfg80211_bss *associated; 46066e67e41SJohannes Berg struct ieee80211_mgd_auth_data *auth_data; 46166e67e41SJohannes Berg struct ieee80211_mgd_assoc_data *assoc_data; 46246900298SJohannes Berg 463a3e2f4b6SMichael Braun u8 bssid[ETH_ALEN] __aligned(2); 46446900298SJohannes Berg 465965bedadSJohannes Berg bool powersave; /* powersave requested for this iface */ 46605cb9108SJohannes Berg bool broken_ap; /* AP is broken -- turn off powersave */ 467989c6505SAlexander Bondar bool have_beacon; 468826262c3SJohannes Berg u8 dtim_period; 4690f78231bSJohannes Berg enum ieee80211_smps_mode req_smps, /* requested smps mode */ 470d1f5b7a3SJohannes Berg driver_smps_mode; /* smps mode request */ 471d1f5b7a3SJohannes Berg 472d1f5b7a3SJohannes Berg struct work_struct request_smps_work; 473965bedadSJohannes Berg 474d6f2da5bSJiri Slaby unsigned int flags; 475f0706e82SJiri Benc 4760c21e632SLuciano Coelho bool csa_waiting_bcn; 477f84eaa10SJohannes Berg bool csa_ignored_same_chan; 4780c21e632SLuciano Coelho 479d8ec4433SJuuso Oikarinen bool beacon_crc_valid; 480d91f36dbSJohannes Berg u32 beacon_crc; 481d91f36dbSJohannes Berg 4821672c0e3SJohannes Berg bool status_acked; 4831672c0e3SJohannes Berg bool status_received; 4841672c0e3SJohannes Berg __le16 status_fc; 4851672c0e3SJohannes Berg 486fdfacf0aSJouni Malinen enum { 487fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 488fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 489fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 490fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 491fdfacf0aSJouni Malinen 492dc41e4d4SEliad Peller /* 493dc41e4d4SEliad Peller * Bitmask of enabled u-apsd queues, 494dc41e4d4SEliad Peller * IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association 495dc41e4d4SEliad Peller * to take effect. 496dc41e4d4SEliad Peller */ 497dc41e4d4SEliad Peller unsigned int uapsd_queues; 498dc41e4d4SEliad Peller 499dc41e4d4SEliad Peller /* 500dc41e4d4SEliad Peller * Maximum number of buffered frames AP can deliver during a 501dc41e4d4SEliad Peller * service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar. 502dc41e4d4SEliad Peller * Needs a new association to take effect. 503dc41e4d4SEliad Peller */ 504dc41e4d4SEliad Peller unsigned int uapsd_max_sp_len; 505dc41e4d4SEliad Peller 506f0706e82SJiri Benc int wmm_last_param_set; 5072e249fc3SShaul Triebitz int mu_edca_last_param_set; 5089bc383deSJohannes Berg 5099bc383deSJohannes Berg u8 use_4addr; 51017e4ec14SJouni Malinen 51167baf663SJanusz Dziedzic s16 p2p_noa_index; 512488dd7b5SJohannes Berg 513338c17aeSJohannes Berg struct ewma_beacon_signal ave_beacon_signal; 51417e4ec14SJouni Malinen 51517e4ec14SJouni Malinen /* 516391a200aSJouni Malinen * Number of Beacon frames used in ave_beacon_signal. This can be used 517391a200aSJouni Malinen * to avoid generating less reliable cqm events that would be based 518391a200aSJouni Malinen * only on couple of received frames. 519391a200aSJouni Malinen */ 520391a200aSJouni Malinen unsigned int count_beacon_signal; 521391a200aSJouni Malinen 522976bd9efSJohannes Berg /* Number of times beacon loss was invoked. */ 523976bd9efSJohannes Berg unsigned int beacon_loss_count; 524976bd9efSJohannes Berg 525391a200aSJouni Malinen /* 52617e4ec14SJouni Malinen * Last Beacon frame signal strength average (ave_beacon_signal / 16) 52717e4ec14SJouni Malinen * that triggered a cqm event. 0 indicates that no event has been 52817e4ec14SJouni Malinen * generated for the current association. 52917e4ec14SJouni Malinen */ 53017e4ec14SJouni Malinen int last_cqm_event_signal; 531615f7b9bSMeenakshi Venkataraman 532615f7b9bSMeenakshi Venkataraman /* 533615f7b9bSMeenakshi Venkataraman * State variables for keeping track of RSSI of the AP currently 534615f7b9bSMeenakshi Venkataraman * connected to and informing driver when RSSI has gone 535615f7b9bSMeenakshi Venkataraman * below/above a certain threshold. 536615f7b9bSMeenakshi Venkataraman */ 537615f7b9bSMeenakshi Venkataraman int rssi_min_thold, rssi_max_thold; 538615f7b9bSMeenakshi Venkataraman int last_ave_beacon_signal; 539ef96a842SBen Greear 540ef96a842SBen Greear struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 541ef96a842SBen Greear struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 542dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa; /* configured VHT overrides */ 543dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa_mask; /* Valid parts of vht_capa */ 5447957c6c8SThomas Pedersen struct ieee80211_s1g_cap s1g_capa; /* configured S1G overrides */ 5457957c6c8SThomas Pedersen struct ieee80211_s1g_cap s1g_capa_mask; /* valid s1g_capa bits */ 54681dd2b88SArik Nemtsov 5471277b4a9SLiad Kaufman /* TDLS support */ 54881dd2b88SArik Nemtsov u8 tdls_peer[ETH_ALEN] __aligned(2); 54981dd2b88SArik Nemtsov struct delayed_work tdls_peer_del_work; 5501277b4a9SLiad Kaufman struct sk_buff *orig_teardown_skb; /* The original teardown skb */ 5511277b4a9SLiad Kaufman struct sk_buff *teardown_skb; /* A copy to send through the AP */ 5521277b4a9SLiad Kaufman spinlock_t teardown_lock; /* To lock changing teardown_skb */ 5539041c1faSArik Nemtsov bool tdls_chan_switch_prohibited; 55482c0cc90SArik Nemtsov bool tdls_wider_bw_prohibited; 55502219b3aSJohannes Berg 55602219b3aSJohannes Berg /* WMM-AC TSPEC support */ 55702219b3aSJohannes Berg struct ieee80211_sta_tx_tspec tx_tspec[IEEE80211_NUM_ACS]; 55802219b3aSJohannes Berg /* Use a separate work struct so that we can do something here 55902219b3aSJohannes Berg * while the sdata->work is flushing the queues, for example. 56002219b3aSJohannes Berg * otherwise, in scenarios where we hardly get any traffic out 56102219b3aSJohannes Berg * on the BE queue, but there's a lot of VO traffic, we might 56202219b3aSJohannes Berg * get stuck in a downgraded situation and flush takes forever. 56302219b3aSJohannes Berg */ 56402219b3aSJohannes Berg struct delayed_work tx_tspec_wk; 5654d9ec73dSJouni Malinen 5664d9ec73dSJouni Malinen /* Information elements from the last transmitted (Re)Association 5674d9ec73dSJouni Malinen * Request frame. 5684d9ec73dSJouni Malinen */ 5694d9ec73dSJouni Malinen u8 *assoc_req_ies; 5704d9ec73dSJouni Malinen size_t assoc_req_ies_len; 571f0706e82SJiri Benc }; 572f0706e82SJiri Benc 57346900298SJohannes Berg struct ieee80211_if_ibss { 57446900298SJohannes Berg struct timer_list timer; 575cd7760e6SSimon Wunderlich struct work_struct csa_connection_drop_work; 57646900298SJohannes Berg 577af8cdcd8SJohannes Berg unsigned long last_scan_completed; 5785bb644a0SJohannes Berg 579fbd2c8dcSTeemu Paasikivi u32 basic_rates; 580fbd2c8dcSTeemu Paasikivi 581af8cdcd8SJohannes Berg bool fixed_bssid; 582af8cdcd8SJohannes Berg bool fixed_channel; 583fffd0934SJohannes Berg bool privacy; 58446900298SJohannes Berg 585267335d6SAntonio Quartulli bool control_port; 5868e8d347dSSimon Wunderlich bool userspace_handles_dfs; 587267335d6SAntonio Quartulli 5884d196e4bSFelix Fietkau u8 bssid[ETH_ALEN] __aligned(2); 589af8cdcd8SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 590af8cdcd8SJohannes Berg u8 ssid_len, ie_len; 591af8cdcd8SJohannes Berg u8 *ie; 5923aede78aSSimon Wunderlich struct cfg80211_chan_def chandef; 59346900298SJohannes Berg 59446900298SJohannes Berg unsigned long ibss_join_req; 595af8cdcd8SJohannes Berg /* probe response/beacon for IBSS */ 596c3ffeab4SJohannes Berg struct beacon_data __rcu *presp; 59746900298SJohannes Berg 598822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 599822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 600822854b0SSimon Wunderlich 6018bf11d8dSJohannes Berg spinlock_t incomplete_lock; 6028bf11d8dSJohannes Berg struct list_head incomplete_stations; 6038bf11d8dSJohannes Berg 60446900298SJohannes Berg enum { 60546900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 60646900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 60746900298SJohannes Berg } state; 60846900298SJohannes Berg }; 60946900298SJohannes Berg 610dbf498fbSJavier Cardona /** 611239281f8SRostislav Lisovy * struct ieee80211_if_ocb - OCB mode state 612239281f8SRostislav Lisovy * 613239281f8SRostislav Lisovy * @housekeeping_timer: timer for periodic invocation of a housekeeping task 614239281f8SRostislav Lisovy * @wrkq_flags: OCB deferred task action 615239281f8SRostislav Lisovy * @incomplete_lock: delayed STA insertion lock 616239281f8SRostislav Lisovy * @incomplete_stations: list of STAs waiting for delayed insertion 617239281f8SRostislav Lisovy * @joined: indication if the interface is connected to an OCB network 618239281f8SRostislav Lisovy */ 619239281f8SRostislav Lisovy struct ieee80211_if_ocb { 620239281f8SRostislav Lisovy struct timer_list housekeeping_timer; 621239281f8SRostislav Lisovy unsigned long wrkq_flags; 622239281f8SRostislav Lisovy 623239281f8SRostislav Lisovy spinlock_t incomplete_lock; 624239281f8SRostislav Lisovy struct list_head incomplete_stations; 625239281f8SRostislav Lisovy 626239281f8SRostislav Lisovy bool joined; 627239281f8SRostislav Lisovy }; 628239281f8SRostislav Lisovy 629239281f8SRostislav Lisovy /** 630dbf498fbSJavier Cardona * struct ieee80211_mesh_sync_ops - Extensible synchronization framework interface 631dbf498fbSJavier Cardona * 632dbf498fbSJavier Cardona * these declarations define the interface, which enables 633dbf498fbSJavier Cardona * vendor-specific mesh synchronization 634dbf498fbSJavier Cardona * 635dbf498fbSJavier Cardona */ 636dbf498fbSJavier Cardona struct ieee802_11_elems; 637dbf498fbSJavier Cardona struct ieee80211_mesh_sync_ops { 638dbf498fbSJavier Cardona void (*rx_bcn_presp)(struct ieee80211_sub_if_data *sdata, 639dbf498fbSJavier Cardona u16 stype, 640dbf498fbSJavier Cardona struct ieee80211_mgmt *mgmt, 641dbf498fbSJavier Cardona struct ieee802_11_elems *elems, 642dbf498fbSJavier Cardona struct ieee80211_rx_status *rx_status); 64343552be1SThomas Pedersen 64443552be1SThomas Pedersen /* should be called with beacon_data under RCU read lock */ 645445cd452SMasashi Honma void (*adjust_tsf)(struct ieee80211_sub_if_data *sdata, 64643552be1SThomas Pedersen struct beacon_data *beacon); 647dbf498fbSJavier Cardona /* add other framework functions here */ 648dbf498fbSJavier Cardona }; 649dbf498fbSJavier Cardona 650b8456a14SChun-Yeow Yeoh struct mesh_csa_settings { 651b8456a14SChun-Yeow Yeoh struct rcu_head rcu_head; 652b8456a14SChun-Yeow Yeoh struct cfg80211_csa_settings settings; 653b8456a14SChun-Yeow Yeoh }; 654b8456a14SChun-Yeow Yeoh 655472dbc45SJohannes Berg struct ieee80211_if_mesh { 656472dbc45SJohannes Berg struct timer_list housekeeping_timer; 657472dbc45SJohannes Berg struct timer_list mesh_path_timer; 658e304bfd3SRui Paulo struct timer_list mesh_path_root_timer; 659472dbc45SJohannes Berg 66018889231SJavier Cardona unsigned long wrkq_flags; 661f81a9dedSThomas Pedersen unsigned long mbss_changed; 662472dbc45SJohannes Berg 6630ab2e55dSBenjamin Berg bool userspace_handles_dfs; 6640ab2e55dSBenjamin Berg 665472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 666472dbc45SJohannes Berg size_t mesh_id_len; 667472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 6683491707aSRui Paulo u8 mesh_pp_id; 669472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 6703491707aSRui Paulo u8 mesh_pm_id; 671472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 6723491707aSRui Paulo u8 mesh_cc_id; 6739e03fdfdSJavier Cardona /* Synchronization Protocol Identifier */ 6743491707aSRui Paulo u8 mesh_sp_id; 6759e03fdfdSJavier Cardona /* Authentication Protocol Identifier */ 6763491707aSRui Paulo u8 mesh_auth_id; 677d19b3bf6SRui Paulo /* Local mesh Sequence Number */ 678d19b3bf6SRui Paulo u32 sn; 679472dbc45SJohannes Berg /* Last used PREQ ID */ 680472dbc45SJohannes Berg u32 preq_id; 681472dbc45SJohannes Berg atomic_t mpaths; 682d19b3bf6SRui Paulo /* Timestamp of last SN update */ 683d19b3bf6SRui Paulo unsigned long last_sn_update; 684dca7e943SThomas Pedersen /* Time when it's ok to send next PERR */ 685dca7e943SThomas Pedersen unsigned long next_perr; 686dca7e943SThomas Pedersen /* Timestamp of last PREQ sent */ 687472dbc45SJohannes Berg unsigned long last_preq; 688472dbc45SJohannes Berg struct mesh_rmc *rmc; 689472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 690472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 691472dbc45SJohannes Berg int preq_queue_len; 692472dbc45SJohannes Berg struct mesh_stats mshstats; 693472dbc45SJohannes Berg struct mesh_config mshcfg; 6941258d976SAshok Nagarajan atomic_t estab_plinks; 695472dbc45SJohannes Berg u32 mesh_seqnum; 696472dbc45SJohannes Berg bool accepting_plinks; 6975ee68e5bSJavier Cardona int num_gates; 6982b5e1967SThomas Pedersen struct beacon_data __rcu *beacon; 699581a8b0fSJavier Cardona const u8 *ie; 700581a8b0fSJavier Cardona u8 ie_len; 701b130e5ceSJavier Cardona enum { 702b130e5ceSJavier Cardona IEEE80211_MESH_SEC_NONE = 0x0, 703b130e5ceSJavier Cardona IEEE80211_MESH_SEC_AUTHED = 0x1, 704b130e5ceSJavier Cardona IEEE80211_MESH_SEC_SECURED = 0x2, 705b130e5ceSJavier Cardona } security; 706a6dad6a2SThomas Pedersen bool user_mpm; 707dbf498fbSJavier Cardona /* Extensible Synchronization Framework */ 7088ba7acf3SJohannes Berg const struct ieee80211_mesh_sync_ops *sync_ops; 709dbf498fbSJavier Cardona s64 sync_offset_clockdrift_max; 710dbf498fbSJavier Cardona spinlock_t sync_offset_lock; 7113f52b7e3SMarco Porsch /* mesh power save */ 7123f52b7e3SMarco Porsch enum nl80211_mesh_power_mode nonpeer_pm; 7133f52b7e3SMarco Porsch int ps_peers_light_sleep; 7143f52b7e3SMarco Porsch int ps_peers_deep_sleep; 7153f52b7e3SMarco Porsch struct ps_data ps; 7168f2535b9SChun-Yeow Yeoh /* Channel Switching Support */ 717b8456a14SChun-Yeow Yeoh struct mesh_csa_settings __rcu *csa; 7180cb4d4dcSLuciano Coelho enum { 7190cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_NONE, 7200cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_INIT, 7210cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_REPEATER, 7220cb4d4dcSLuciano Coelho } csa_role; 723b8456a14SChun-Yeow Yeoh u8 chsw_ttl; 7248f2535b9SChun-Yeow Yeoh u16 pre_value; 72543552be1SThomas Pedersen 72643552be1SThomas Pedersen /* offset from skb->data while building IE */ 72743552be1SThomas Pedersen int meshconf_offset; 7282bdaf386SBob Copeland 72960854fd9SBob Copeland struct mesh_table *mesh_paths; 73060854fd9SBob Copeland struct mesh_table *mpp_paths; /* Store paths for MPP&MAP */ 7312bdaf386SBob Copeland int mesh_paths_generation; 7322bdaf386SBob Copeland int mpp_paths_generation; 733472dbc45SJohannes Berg }; 734902acc78SJohannes Berg 735902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 736472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 737472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 738902acc78SJohannes Berg #else 739472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 740902acc78SJohannes Berg do { } while (0) 741902acc78SJohannes Berg #endif 742f0706e82SJiri Benc 743213cd118SJohannes Berg /** 744213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 745213cd118SJohannes Berg * 746213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 747213cd118SJohannes Berg * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode 748213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 749213cd118SJohannes Berg * associated stations and deliver multicast frames both 750213cd118SJohannes Berg * back to wireless media and to the local net stack. 75195acac61SJohannes Berg * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. 7527b7eab6fSJohannes Berg * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver 753213cd118SJohannes Berg */ 754213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 755213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 7567986cf95SJohannes Berg IEEE80211_SDATA_OPERATING_GMODE = BIT(2), 7577986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 75895acac61SJohannes Berg IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), 7597b7eab6fSJohannes Berg IEEE80211_SDATA_IN_DRIVER = BIT(5), 760213cd118SJohannes Berg }; 761213cd118SJohannes Berg 76234d4bc4dSJohannes Berg /** 76334d4bc4dSJohannes Berg * enum ieee80211_sdata_state_bits - virtual interface state bits 76434d4bc4dSJohannes Berg * @SDATA_STATE_RUNNING: virtual interface is up & running; this 76534d4bc4dSJohannes Berg * mirrors netif_running() but is separate for interface type 76634d4bc4dSJohannes Berg * change handling while the interface is up 7675b714c6aSJohannes Berg * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel 7685b714c6aSJohannes Berg * mode, so queues are stopped 769d6a83228SJohannes Berg * @SDATA_STATE_OFFCHANNEL_BEACON_STOPPED: Beaconing was stopped due 770d6a83228SJohannes Berg * to offchannel, reset when offchannel returns 77134d4bc4dSJohannes Berg */ 77234d4bc4dSJohannes Berg enum ieee80211_sdata_state_bits { 77334d4bc4dSJohannes Berg SDATA_STATE_RUNNING, 7745b714c6aSJohannes Berg SDATA_STATE_OFFCHANNEL, 775d6a83228SJohannes Berg SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, 77634d4bc4dSJohannes Berg }; 77734d4bc4dSJohannes Berg 778d01a1e65SMichal Kazior /** 779d01a1e65SMichal Kazior * enum ieee80211_chanctx_mode - channel context configuration mode 780d01a1e65SMichal Kazior * 781d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_SHARED: channel context may be used by 782d01a1e65SMichal Kazior * multiple interfaces 783d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_EXCLUSIVE: channel context can be used 784d01a1e65SMichal Kazior * only by a single interface. This can be used for example for 785d01a1e65SMichal Kazior * non-fixed channel IBSS. 786d01a1e65SMichal Kazior */ 787d01a1e65SMichal Kazior enum ieee80211_chanctx_mode { 788d01a1e65SMichal Kazior IEEE80211_CHANCTX_SHARED, 789d01a1e65SMichal Kazior IEEE80211_CHANCTX_EXCLUSIVE 790d01a1e65SMichal Kazior }; 791d01a1e65SMichal Kazior 7925bcae31dSMichal Kazior /** 7935bcae31dSMichal Kazior * enum ieee80211_chanctx_replace_state - channel context replacement state 7945bcae31dSMichal Kazior * 7955bcae31dSMichal Kazior * This is used for channel context in-place reservations that require channel 7965bcae31dSMichal Kazior * context switch/swap. 7975bcae31dSMichal Kazior * 7985bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACE_NONE: no replacement is taking place 7995bcae31dSMichal Kazior * @IEEE80211_CHANCTX_WILL_BE_REPLACED: this channel context will be replaced 8005bcae31dSMichal Kazior * by a (not yet registered) channel context pointed by %replace_ctx. 8015bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACES_OTHER: this (not yet registered) channel context 8025bcae31dSMichal Kazior * replaces an existing channel context pointed to by %replace_ctx. 8035bcae31dSMichal Kazior */ 8045bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state { 8055bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACE_NONE, 8065bcae31dSMichal Kazior IEEE80211_CHANCTX_WILL_BE_REPLACED, 8075bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACES_OTHER, 8085bcae31dSMichal Kazior }; 8095bcae31dSMichal Kazior 810d01a1e65SMichal Kazior struct ieee80211_chanctx { 811d01a1e65SMichal Kazior struct list_head list; 812d01a1e65SMichal Kazior struct rcu_head rcu_head; 813d01a1e65SMichal Kazior 814484298adSMichal Kazior struct list_head assigned_vifs; 815e3afb920SMichal Kazior struct list_head reserved_vifs; 816484298adSMichal Kazior 8175bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state replace_state; 8185bcae31dSMichal Kazior struct ieee80211_chanctx *replace_ctx; 8195bcae31dSMichal Kazior 820d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode; 8218a61af65SJohannes Berg bool driver_present; 822d01a1e65SMichal Kazior 823d01a1e65SMichal Kazior struct ieee80211_chanctx_conf conf; 824d01a1e65SMichal Kazior }; 825d01a1e65SMichal Kazior 82632db6b54SKyeyoon Park struct mac80211_qos_map { 82732db6b54SKyeyoon Park struct cfg80211_qos_map qos_map; 82832db6b54SKyeyoon Park struct rcu_head rcu_head; 82932db6b54SKyeyoon Park }; 83032db6b54SKyeyoon Park 831ba8c3d6fSFelix Fietkau enum txq_info_flags { 832ba8c3d6fSFelix Fietkau IEEE80211_TXQ_STOP, 833ba8c3d6fSFelix Fietkau IEEE80211_TXQ_AMPDU, 8346e0456b5SFelix Fietkau IEEE80211_TXQ_NO_AMSDU, 83521a5d4c3SManikanta Pubbisetty IEEE80211_TXQ_STOP_NETIF_TX, 836ba8c3d6fSFelix Fietkau }; 837ba8c3d6fSFelix Fietkau 838fa962b92SMichal Kazior /** 839fa962b92SMichal Kazior * struct txq_info - per tid queue 840fa962b92SMichal Kazior * 841fa962b92SMichal Kazior * @tin: contains packets split into multiple flows 842fa962b92SMichal Kazior * @def_flow: used as a fallback flow when a packet destined to @tin hashes to 843fa962b92SMichal Kazior * a fq_flow which is already owned by a different tin 8445caa328eSMichal Kazior * @def_cvars: codel vars for @def_flow 845bb42f2d1SToke Høiland-Jørgensen * @frags: used to keep fragments created after dequeue 84618667600SToke Høiland-Jørgensen * @schedule_order: used with ieee80211_local->active_txqs 84718667600SToke Høiland-Jørgensen * @schedule_round: counter to prevent infinite loops on TXQ scheduling 848fa962b92SMichal Kazior */ 849ba8c3d6fSFelix Fietkau struct txq_info { 850fa962b92SMichal Kazior struct fq_tin tin; 851fa962b92SMichal Kazior struct fq_flow def_flow; 8525caa328eSMichal Kazior struct codel_vars def_cvars; 8538d51dbb8SToke Høiland-Jørgensen struct codel_stats cstats; 854bb42f2d1SToke Høiland-Jørgensen struct sk_buff_head frags; 85518667600SToke Høiland-Jørgensen struct list_head schedule_order; 85618667600SToke Høiland-Jørgensen u16 schedule_round; 857ba8c3d6fSFelix Fietkau unsigned long flags; 858ba8c3d6fSFelix Fietkau 859ba8c3d6fSFelix Fietkau /* keep last! */ 860ba8c3d6fSFelix Fietkau struct ieee80211_txq txq; 861ba8c3d6fSFelix Fietkau }; 862ba8c3d6fSFelix Fietkau 863d8212184SAviya Erenfeld struct ieee80211_if_mntr { 864d8212184SAviya Erenfeld u32 flags; 86542bd20d9SAviya Erenfeld u8 mu_follow_addr[ETH_ALEN] __aligned(2); 866f64331d5SJohannes Berg 867f64331d5SJohannes Berg struct list_head list; 868d8212184SAviya Erenfeld }; 869d8212184SAviya Erenfeld 8705953ff6dSAyala Beker /** 8715953ff6dSAyala Beker * struct ieee80211_if_nan - NAN state 8725953ff6dSAyala Beker * 8735953ff6dSAyala Beker * @conf: current NAN configuration 874167e33f4SAyala Beker * @func_ids: a bitmap of available instance_id's 8755953ff6dSAyala Beker */ 8765953ff6dSAyala Beker struct ieee80211_if_nan { 8775953ff6dSAyala Beker struct cfg80211_nan_conf conf; 878167e33f4SAyala Beker 879167e33f4SAyala Beker /* protects function_inst_ids */ 880167e33f4SAyala Beker spinlock_t func_lock; 881167e33f4SAyala Beker struct idr function_inst_ids; 8825953ff6dSAyala Beker }; 8835953ff6dSAyala Beker 884f0706e82SJiri Benc struct ieee80211_sub_if_data { 885f0706e82SJiri Benc struct list_head list; 886f0706e82SJiri Benc 887f0706e82SJiri Benc struct wireless_dev wdev; 888f0706e82SJiri Benc 88911a843b7SJohannes Berg /* keys */ 89011a843b7SJohannes Berg struct list_head key_list; 89111a843b7SJohannes Berg 8923bff1865SYogesh Ashok Powar /* count for keys needing tailroom space allocation */ 8933bff1865SYogesh Ashok Powar int crypto_tx_tailroom_needed_cnt; 8948d1f7ecdSJohannes Berg int crypto_tx_tailroom_pending_dec; 8958d1f7ecdSJohannes Berg struct delayed_work dec_tailroom_needed_wk; 8963bff1865SYogesh Ashok Powar 897f0706e82SJiri Benc struct net_device *dev; 898f0706e82SJiri Benc struct ieee80211_local *local; 899f0706e82SJiri Benc 90013262ffdSJiri Slaby unsigned int flags; 9017e9ed188SDaniel Drake 90234d4bc4dSJohannes Berg unsigned long state; 90334d4bc4dSJohannes Berg 90447846c9bSJohannes Berg char name[IFNAMSIZ]; 90547846c9bSJohannes Berg 906f0706e82SJiri Benc /* Fragment table for host-based reassembly */ 907f0706e82SJiri Benc struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; 908f0706e82SJiri Benc unsigned int fragment_next; 909f0706e82SJiri Benc 910b53be792SSimon Wunderlich /* TID bitmap for NoAck policy */ 911b53be792SSimon Wunderlich u16 noack_map; 912b53be792SSimon Wunderlich 91300e96decSYoni Divinsky /* bit field of ACM bits (BIT(802.1D tag)) */ 91400e96decSYoni Divinsky u8 wmm_acm; 91500e96decSYoni Divinsky 916e5473e80SJouni Malinen struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + 917e5473e80SJouni Malinen NUM_DEFAULT_MGMT_KEYS + 918e5473e80SJouni Malinen NUM_DEFAULT_BEACON_KEYS]; 91940b275b6SJohannes Berg struct ieee80211_key __rcu *default_unicast_key; 92040b275b6SJohannes Berg struct ieee80211_key __rcu *default_multicast_key; 92140b275b6SJohannes Berg struct ieee80211_key __rcu *default_mgmt_key; 922e5473e80SJouni Malinen struct ieee80211_key __rcu *default_beacon_key; 923f0706e82SJiri Benc 92494778280SJohannes Berg u16 sequence_number; 925a621fa4dSJohannes Berg __be16 control_port_protocol; 926a621fa4dSJohannes Berg bool control_port_no_encrypt; 9277f3f96ceSMarkus Theil bool control_port_no_preauth; 928018f6fbfSDenis Kenzior bool control_port_over_nl80211; 9292475b1ccSMax Stepanov int encrypt_headroom; 93094778280SJohannes Berg 93180a83cfcSMichal Kazior atomic_t num_tx_queued; 93254bcbc69SJohannes Berg struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; 93332db6b54SKyeyoon Park struct mac80211_qos_map __rcu *qos_map; 934f6f3def3SEliad Peller 93573da7d5bSSimon Wunderlich struct work_struct csa_finalize_work; 93659af6928SMichal Kazior bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ 93733787fc4SLuciano Coelho struct cfg80211_chan_def csa_chandef; 93873da7d5bSSimon Wunderlich 939484298adSMichal Kazior struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ 940e3afb920SMichal Kazior struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ 941484298adSMichal Kazior 94211335a55SLuciano Coelho /* context reservation -- protected with chanctx_mtx */ 94311335a55SLuciano Coelho struct ieee80211_chanctx *reserved_chanctx; 94411335a55SLuciano Coelho struct cfg80211_chan_def reserved_chandef; 94509332481SMichal Kazior bool reserved_radar_required; 9465bcae31dSMichal Kazior bool reserved_ready; 94711335a55SLuciano Coelho 94804ecd257SJohannes Berg /* used to reconfigure hardware SM PS */ 94904ecd257SJohannes Berg struct work_struct recalc_smps; 95004ecd257SJohannes Berg 95164592c8fSJohannes Berg struct work_struct work; 95235f20c14SJohannes Berg struct sk_buff_head skb_queue; 95335f20c14SJohannes Berg 95404ecd257SJohannes Berg u8 needed_rx_chains; 95504ecd257SJohannes Berg enum ieee80211_smps_mode smps_mode; 95604ecd257SJohannes Berg 9571ea6f9c0SJohannes Berg int user_power_level; /* in dBm */ 9581ea6f9c0SJohannes Berg int ap_power_level; /* in dBm */ 9591ea6f9c0SJohannes Berg 960164eb02dSSimon Wunderlich bool radar_required; 961164eb02dSSimon Wunderlich struct delayed_work dfs_cac_timer_work; 962164eb02dSSimon Wunderlich 9633e122be0SJohannes Berg /* 9643e122be0SJohannes Berg * AP this belongs to: self in AP mode and 9653e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 9663e122be0SJohannes Berg * all others (might be needed later in IBSS) 9673e122be0SJohannes Berg */ 9683e122be0SJohannes Berg struct ieee80211_if_ap *bss; 9693e122be0SJohannes Berg 97037eb0b16SJouni Malinen /* bitmap of allowed (non-MCS) rate indexes for rate control */ 97157fbcce3SJohannes Berg u32 rc_rateidx_mask[NUM_NL80211_BANDS]; 9722ffbe6d3SFelix Fietkau 97357fbcce3SJohannes Berg bool rc_has_mcs_mask[NUM_NL80211_BANDS]; 97457fbcce3SJohannes Berg u8 rc_rateidx_mcs_mask[NUM_NL80211_BANDS][IEEE80211_HT_MCS_MASK_LEN]; 975f0706e82SJiri Benc 97657fbcce3SJohannes Berg bool rc_has_vht_mcs_mask[NUM_NL80211_BANDS]; 97757fbcce3SJohannes Berg u16 rc_rateidx_vht_mcs_mask[NUM_NL80211_BANDS][NL80211_VHT_NSS_MAX]; 978b119ad6eSLorenzo Bianconi 97908fad438SJouni Malinen /* Beacon frame (non-MCS) rate (as a bitmap) */ 98008fad438SJouni Malinen u32 beacon_rateidx_mask[NUM_NL80211_BANDS]; 98108fad438SJouni Malinen bool beacon_rate_set; 98208fad438SJouni Malinen 983f0706e82SJiri Benc union { 984f0706e82SJiri Benc struct ieee80211_if_ap ap; 985f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 98646900298SJohannes Berg struct ieee80211_if_managed mgd; 98746900298SJohannes Berg struct ieee80211_if_ibss ibss; 988472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 989239281f8SRostislav Lisovy struct ieee80211_if_ocb ocb; 990d8212184SAviya Erenfeld struct ieee80211_if_mntr mntr; 9915953ff6dSAyala Beker struct ieee80211_if_nan nan; 992f0706e82SJiri Benc } u; 993e9f207f0SJiri Benc 994e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 995e9f207f0SJiri Benc struct { 996295bafb4SBen Greear struct dentry *subdir_stations; 997f7e0104cSJohannes Berg struct dentry *default_unicast_key; 998f7e0104cSJohannes Berg struct dentry *default_multicast_key; 9993cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 1000e5473e80SJouni Malinen struct dentry *default_beacon_key; 10017bcfaf2fSJohannes Berg } debugfs; 1002e9f207f0SJiri Benc #endif 1003529ba6e9SJohannes Berg 100432bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 100532bfd35dSJohannes Berg struct ieee80211_vif vif; 1006f0706e82SJiri Benc }; 1007f0706e82SJiri Benc 100832bfd35dSJohannes Berg static inline 100932bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 101032bfd35dSJohannes Berg { 101132bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 101232bfd35dSJohannes Berg } 101332bfd35dSJohannes Berg 10148d61ffa5SJohannes Berg static inline void sdata_lock(struct ieee80211_sub_if_data *sdata) 10158d61ffa5SJohannes Berg __acquires(&sdata->wdev.mtx) 10168d61ffa5SJohannes Berg { 10178d61ffa5SJohannes Berg mutex_lock(&sdata->wdev.mtx); 10188d61ffa5SJohannes Berg __acquire(&sdata->wdev.mtx); 10198d61ffa5SJohannes Berg } 10208d61ffa5SJohannes Berg 10218d61ffa5SJohannes Berg static inline void sdata_unlock(struct ieee80211_sub_if_data *sdata) 10228d61ffa5SJohannes Berg __releases(&sdata->wdev.mtx) 10238d61ffa5SJohannes Berg { 10248d61ffa5SJohannes Berg mutex_unlock(&sdata->wdev.mtx); 10258d61ffa5SJohannes Berg __release(&sdata->wdev.mtx); 10268d61ffa5SJohannes Berg } 10278d61ffa5SJohannes Berg 10287ca133bcSSimon Wunderlich #define sdata_dereference(p, sdata) \ 10297ca133bcSSimon Wunderlich rcu_dereference_protected(p, lockdep_is_held(&sdata->wdev.mtx)) 10307ca133bcSSimon Wunderlich 10318d61ffa5SJohannes Berg static inline void 10328d61ffa5SJohannes Berg sdata_assert_lock(struct ieee80211_sub_if_data *sdata) 10338d61ffa5SJohannes Berg { 10348d61ffa5SJohannes Berg lockdep_assert_held(&sdata->wdev.mtx); 10358d61ffa5SJohannes Berg } 10368d61ffa5SJohannes Berg 1037438b61b7SSimon Wunderlich static inline int 1038438b61b7SSimon Wunderlich ieee80211_chandef_get_shift(struct cfg80211_chan_def *chandef) 1039438b61b7SSimon Wunderlich { 1040438b61b7SSimon Wunderlich switch (chandef->width) { 1041438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_5: 1042438b61b7SSimon Wunderlich return 2; 1043438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_10: 1044438b61b7SSimon Wunderlich return 1; 1045438b61b7SSimon Wunderlich default: 1046438b61b7SSimon Wunderlich return 0; 1047438b61b7SSimon Wunderlich } 1048438b61b7SSimon Wunderlich } 1049438b61b7SSimon Wunderlich 1050438b61b7SSimon Wunderlich static inline int 1051438b61b7SSimon Wunderlich ieee80211_vif_get_shift(struct ieee80211_vif *vif) 1052438b61b7SSimon Wunderlich { 1053438b61b7SSimon Wunderlich struct ieee80211_chanctx_conf *chanctx_conf; 1054438b61b7SSimon Wunderlich int shift = 0; 1055438b61b7SSimon Wunderlich 1056438b61b7SSimon Wunderlich rcu_read_lock(); 1057438b61b7SSimon Wunderlich chanctx_conf = rcu_dereference(vif->chanctx_conf); 1058438b61b7SSimon Wunderlich if (chanctx_conf) 1059438b61b7SSimon Wunderlich shift = ieee80211_chandef_get_shift(&chanctx_conf->def); 1060438b61b7SSimon Wunderlich rcu_read_unlock(); 1061438b61b7SSimon Wunderlich 1062438b61b7SSimon Wunderlich return shift; 1063438b61b7SSimon Wunderlich } 1064438b61b7SSimon Wunderlich 1065f0706e82SJiri Benc enum { 1066f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 1067f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 1068f0706e82SJiri Benc }; 1069f0706e82SJiri Benc 1070ce7c9111SKalle Valo enum queue_stop_reason { 1071ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 1072520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 107396f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 107496f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 107525420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 10768f77f384SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SKB_ADD, 10776c17b77bSSeth Forshee IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL, 1078445ea4e8SJohannes Berg IEEE80211_QUEUE_STOP_REASON_FLUSH, 1079db67d661SArik Nemtsov IEEE80211_QUEUE_STOP_REASON_TDLS_TEARDOWN, 1080b6da911bSLiad Kaufman IEEE80211_QUEUE_STOP_REASON_RESERVE_TID, 1081cca07b00SLuciano Coelho 1082cca07b00SLuciano Coelho IEEE80211_QUEUE_STOP_REASONS, 1083ce7c9111SKalle Valo }; 1084ce7c9111SKalle Valo 108565a6538aSLuciano Coelho #ifdef CONFIG_MAC80211_LEDS 1086e1e54068SJohannes Berg struct tpt_led_trigger { 1087e1e54068SJohannes Berg char name[32]; 1088e1e54068SJohannes Berg const struct ieee80211_tpt_blink *blink_table; 1089e1e54068SJohannes Berg unsigned int blink_table_len; 1090e1e54068SJohannes Berg struct timer_list timer; 109134f11cd3SKees Cook struct ieee80211_local *local; 1092e1e54068SJohannes Berg unsigned long prev_traffic; 1093e1e54068SJohannes Berg unsigned long tx_bytes, rx_bytes; 109467408c8cSJohannes Berg unsigned int active, want; 109567408c8cSJohannes Berg bool running; 1096e1e54068SJohannes Berg }; 109765a6538aSLuciano Coelho #endif 1098e1e54068SJohannes Berg 1099142b9f50SHelmut Schaa /** 1100142b9f50SHelmut Schaa * mac80211 scan flags - currently active scan mode 1101142b9f50SHelmut Schaa * 1102142b9f50SHelmut Schaa * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as 1103142b9f50SHelmut Schaa * well be on the operating channel 1104142b9f50SHelmut Schaa * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to 1105142b9f50SHelmut Schaa * determine if we are on the operating channel or not 11068a690674SBen Greear * @SCAN_ONCHANNEL_SCANNING: Do a software scan on only the current operating 11078a690674SBen Greear * channel. This should not interrupt normal traffic. 11088789d459SJohannes Berg * @SCAN_COMPLETED: Set for our scan work function when the driver reported 11098789d459SJohannes Berg * that the scan completed. 11108789d459SJohannes Berg * @SCAN_ABORTED: Set for our scan work function when the driver reported 11118789d459SJohannes Berg * a scan complete for an aborted scan. 1112a754055aSEmmanuel Grumbach * @SCAN_HW_CANCELLED: Set for our scan work function when the scan is being 1113a754055aSEmmanuel Grumbach * cancelled. 1114142b9f50SHelmut Schaa */ 1115fbe9c429SHelmut Schaa enum { 1116fbe9c429SHelmut Schaa SCAN_SW_SCANNING, 1117142b9f50SHelmut Schaa SCAN_HW_SCANNING, 11188a690674SBen Greear SCAN_ONCHANNEL_SCANNING, 11198789d459SJohannes Berg SCAN_COMPLETED, 11208789d459SJohannes Berg SCAN_ABORTED, 1121a754055aSEmmanuel Grumbach SCAN_HW_CANCELLED, 1122142b9f50SHelmut Schaa }; 1123142b9f50SHelmut Schaa 1124142b9f50SHelmut Schaa /** 1125142b9f50SHelmut Schaa * enum mac80211_scan_state - scan state machine states 1126142b9f50SHelmut Schaa * 1127142b9f50SHelmut Schaa * @SCAN_DECISION: Main entry point to the scan state machine, this state 1128142b9f50SHelmut Schaa * determines if we should keep on scanning or switch back to the 1129142b9f50SHelmut Schaa * operating channel 1130142b9f50SHelmut Schaa * @SCAN_SET_CHANNEL: Set the next channel to be scanned 1131142b9f50SHelmut Schaa * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses 113207ef03eeSJohannes Berg * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to 113307ef03eeSJohannes Berg * send out data 113407ef03eeSJohannes Berg * @SCAN_RESUME: Resume the scan and scan the next channel 1135cd2bb512SSam Leffler * @SCAN_ABORT: Abort the scan and go back to operating channel 1136142b9f50SHelmut Schaa */ 1137142b9f50SHelmut Schaa enum mac80211_scan_state { 1138142b9f50SHelmut Schaa SCAN_DECISION, 1139142b9f50SHelmut Schaa SCAN_SET_CHANNEL, 1140142b9f50SHelmut Schaa SCAN_SEND_PROBE, 114107ef03eeSJohannes Berg SCAN_SUSPEND, 114207ef03eeSJohannes Berg SCAN_RESUME, 1143cd2bb512SSam Leffler SCAN_ABORT, 1144fbe9c429SHelmut Schaa }; 1145fbe9c429SHelmut Schaa 1146f0706e82SJiri Benc struct ieee80211_local { 1147f0706e82SJiri Benc /* embed the driver visible part. 1148f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 1149f0706e82SJiri Benc * it first anyway so they become a no-op */ 1150f0706e82SJiri Benc struct ieee80211_hw hw; 1151f0706e82SJiri Benc 1152fa962b92SMichal Kazior struct fq fq; 11535caa328eSMichal Kazior struct codel_vars *cvars; 11545caa328eSMichal Kazior struct codel_params cparams; 1155fa962b92SMichal Kazior 115618667600SToke Høiland-Jørgensen /* protects active_txqs and txqi->schedule_order */ 115718667600SToke Høiland-Jørgensen spinlock_t active_txq_lock[IEEE80211_NUM_ACS]; 115818667600SToke Høiland-Jørgensen struct list_head active_txqs[IEEE80211_NUM_ACS]; 115918667600SToke Høiland-Jørgensen u16 schedule_round[IEEE80211_NUM_ACS]; 116018667600SToke Høiland-Jørgensen 1161b4809e94SToke Høiland-Jørgensen u16 airtime_flags; 11623ace10f5SKan Yan u32 aql_txq_limit_low[IEEE80211_NUM_ACS]; 11633ace10f5SKan Yan u32 aql_txq_limit_high[IEEE80211_NUM_ACS]; 11643ace10f5SKan Yan u32 aql_threshold; 11653ace10f5SKan Yan atomic_t aql_total_pending_airtime; 1166b4809e94SToke Høiland-Jørgensen 1167f0706e82SJiri Benc const struct ieee80211_ops *ops; 1168f0706e82SJiri Benc 116942935ecaSLuis R. Rodriguez /* 117042935ecaSLuis R. Rodriguez * private workqueue to mac80211. mac80211 makes this accessible 117142935ecaSLuis R. Rodriguez * via ieee80211_queue_work() 117242935ecaSLuis R. Rodriguez */ 117342935ecaSLuis R. Rodriguez struct workqueue_struct *workqueue; 117442935ecaSLuis R. Rodriguez 1175e4e72fb4SJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; 1176cca07b00SLuciano Coelho int q_stop_reasons[IEEE80211_MAX_QUEUES][IEEE80211_QUEUE_STOP_REASONS]; 117796f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 1178ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 117996f5e66eSJohannes Berg 1180f0706e82SJiri Benc int open_count; 11813d30d949SMichael Wu int monitors, cooked_mntrs; 11828cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 11837be5086dSJohannes Berg int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, 11847be5086dSJohannes Berg fif_probe_req; 11856cd536feSJohannes Berg bool probe_req_reg; 1186873b1cf6SJouni Malinen bool rx_mcast_action_reg; 11874150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 11883b8d81e0SJohannes Berg 11893ffc2a90SJohannes Berg bool wiphy_ciphers_allocated; 11903ffc2a90SJohannes Berg 1191fe57d9f5SJohannes Berg bool use_chanctx; 1192fe57d9f5SJohannes Berg 11933b8d81e0SJohannes Berg /* protects the aggregated multicast list and filter calls */ 11943b8d81e0SJohannes Berg spinlock_t filter_lock; 11953b8d81e0SJohannes Berg 11963ac64beeSJohannes Berg /* used for uploading changed mc list */ 11973ac64beeSJohannes Berg struct work_struct reconfig_filter; 11983ac64beeSJohannes Berg 11993b8d81e0SJohannes Berg /* aggregated multicast list */ 120022bedad3SJiri Pirko struct netdev_hw_addr_list mc_list; 12013b8d81e0SJohannes Berg 1202d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 12035bb644a0SJohannes Berg 12045bb644a0SJohannes Berg /* 12055bb644a0SJohannes Berg * suspended is true if we finished all the suspend _and_ we have 12065bb644a0SJohannes Berg * not yet come up from resume. This is to be used by mac80211 12075bb644a0SJohannes Berg * to ensure driver sanity during suspend and mac80211's own 12085bb644a0SJohannes Berg * sanity. It can eventually be used for WoW as well. 12095bb644a0SJohannes Berg */ 12105bb644a0SJohannes Berg bool suspended; 12115bb644a0SJohannes Berg 12125bb644a0SJohannes Berg /* 1213ceb99fe0SJohannes Berg * Resuming is true while suspended, but when we're reprogramming the 1214ceb99fe0SJohannes Berg * hardware -- at that time it's allowed to use ieee80211_queue_work() 1215ceb99fe0SJohannes Berg * again even though some other parts of the stack are still suspended 1216ceb99fe0SJohannes Berg * and we still drop received frames to avoid waking the stack. 1217ceb99fe0SJohannes Berg */ 1218ceb99fe0SJohannes Berg bool resuming; 1219ceb99fe0SJohannes Berg 1220ceb99fe0SJohannes Berg /* 12215bb644a0SJohannes Berg * quiescing is true during the suspend process _only_ to 12225bb644a0SJohannes Berg * ease timer cancelling etc. 12235bb644a0SJohannes Berg */ 12245bb644a0SJohannes Berg bool quiescing; 12255bb644a0SJohannes Berg 1226ea77f12fSJohannes Berg /* device is started */ 1227ea77f12fSJohannes Berg bool started; 1228ea77f12fSJohannes Berg 122904800adaSArik Nemtsov /* device is during a HW reconfig */ 123004800adaSArik Nemtsov bool in_reconfig; 123104800adaSArik Nemtsov 1232eecc4800SJohannes Berg /* wowlan is enabled -- don't reconfig on resume */ 1233eecc4800SJohannes Berg bool wowlan; 1234eecc4800SJohannes Berg 1235164eb02dSSimon Wunderlich struct work_struct radar_detected_work; 1236164eb02dSSimon Wunderlich 123704ecd257SJohannes Berg /* number of RX chains the hardware has */ 123804ecd257SJohannes Berg u8 rx_chains; 123904ecd257SJohannes Berg 124009b4a4faSJohannes Berg /* bitmap of which sbands were copied */ 124109b4a4faSJohannes Berg u8 sband_allocated; 124209b4a4faSJohannes Berg 1243b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 1244f0706e82SJiri Benc 1245f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 1246f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 1247f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 1248f0706e82SJiri Benc * queues increases over the limit. */ 1249f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 1250f0706e82SJiri Benc struct tasklet_struct tasklet; 1251f0706e82SJiri Benc struct sk_buff_head skb_queue; 1252f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 1253f0706e82SJiri Benc 1254f9e124fbSChristian Lamparter spinlock_t rx_path_lock; 125524a8fdadSChristian Lamparter 1256d0709a65SJohannes Berg /* Station data */ 1257d0709a65SJohannes Berg /* 12584d33960bSJohannes Berg * The mutex only protects the list, hash table and 12594d33960bSJohannes Berg * counter, reads are done with RCU. 1260d0709a65SJohannes Berg */ 126134e89507SJohannes Berg struct mutex sta_mtx; 12624d33960bSJohannes Berg spinlock_t tim_lock; 1263d0709a65SJohannes Berg unsigned long num_sta; 12644d33960bSJohannes Berg struct list_head sta_list; 126583e7e4ceSHerbert Xu struct rhltable sta_hash; 1266f0706e82SJiri Benc struct timer_list sta_cleanup; 1267f5ea9120SJohannes Berg int sta_generation; 1268f0706e82SJiri Benc 12692a577d98SJohannes Berg struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; 1270f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 127121a5d4c3SManikanta Pubbisetty struct tasklet_struct wake_txqs_tasklet; 1272f0706e82SJiri Benc 1273a6a67db2SJohannes Berg atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES]; 1274cd8ffc80SJohannes Berg 1275df140465SJohannes Berg /* number of interfaces with allmulti RX */ 1276df140465SJohannes Berg atomic_t iff_allmultis; 1277f0706e82SJiri Benc 1278f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 1279f0706e82SJiri Benc 12805fdb3735SArd Biesheuvel struct arc4_ctx wep_tx_ctx; 12815fdb3735SArd Biesheuvel struct arc4_ctx wep_rx_ctx; 1282f0706e82SJiri Benc u32 wep_iv; 1283f0706e82SJiri Benc 1284c771c9d8SJohannes Berg /* see iface.c */ 128579010420SJohannes Berg struct list_head interfaces; 1286f64331d5SJohannes Berg struct list_head mon_list; /* only that are IFF_UP && !cooked */ 1287c771c9d8SJohannes Berg struct mutex iflist_mtx; 128879010420SJohannes Berg 1289b16bd15cSJohannes Berg /* 1290ad0e2b5aSJohannes Berg * Key mutex, protects sdata's key_list and sta_info's 129196fc6efbSAlexander Wetzel * key pointers and ptk_idx (write access, they're RCU.) 1292b16bd15cSJohannes Berg */ 1293ad0e2b5aSJohannes Berg struct mutex key_mtx; 1294b16bd15cSJohannes Berg 1295a1699b75SJohannes Berg /* mutex for scan and work locking */ 1296a1699b75SJohannes Berg struct mutex mtx; 1297b16bd15cSJohannes Berg 1298c2b13452SJohannes Berg /* Scanning and BSS list */ 1299fbe9c429SHelmut Schaa unsigned long scanning; 13002a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 13015ba63533SJohannes Berg struct cfg80211_scan_request *int_scan_req; 13026ea0a69cSJohannes Berg struct cfg80211_scan_request __rcu *scan_req; 1303c56ef672SDavid Spinadel struct ieee80211_scan_request *hw_scan_req; 13047ca15a0aSSimon Wunderlich struct cfg80211_chan_def scan_chandef; 130557fbcce3SJohannes Berg enum nl80211_band hw_scan_band; 1306f0706e82SJiri Benc int scan_channel_idx; 1307de95a54bSJohannes Berg int scan_ies_len; 1308c604b9f2SJohannes Berg int hw_scan_ies_bufsize; 13097947d3e0SAvraham Stern struct cfg80211_scan_info scan_info; 13108318d78aSJohannes Berg 131185a9994aSLuciano Coelho struct work_struct sched_scan_stopped_work; 13125260a5b2SJohannes Berg struct ieee80211_sub_if_data __rcu *sched_scan_sdata; 13136ea0a69cSJohannes Berg struct cfg80211_sched_scan_request __rcu *sched_scan_req; 1314a344d677SJohannes Berg u8 scan_addr[ETH_ALEN]; 131579f460caSLuciano Coelho 1316df13cce5SHelmut Schaa unsigned long leave_oper_channel_time; 1317977923b0SHelmut Schaa enum mac80211_scan_state next_scan_state; 1318f0706e82SJiri Benc struct delayed_work scan_work; 1319e2fd5dbcSJohannes Berg struct ieee80211_sub_if_data __rcu *scan_sdata; 132055de908aSJohannes Berg /* For backward compatibility only -- do not use */ 1321675a0b04SKarl Beldan struct cfg80211_chan_def _oper_chandef; 1322f0706e82SJiri Benc 1323b8bc4b0aSJohannes Berg /* Temporary remain-on-channel for off-channel operations */ 1324b8bc4b0aSJohannes Berg struct ieee80211_channel *tmp_channel; 1325b8bc4b0aSJohannes Berg 1326d01a1e65SMichal Kazior /* channel contexts */ 1327d01a1e65SMichal Kazior struct list_head chanctx_list; 1328d01a1e65SMichal Kazior struct mutex chanctx_mtx; 1329d01a1e65SMichal Kazior 1330c206ca67SJohannes Berg #ifdef CONFIG_MAC80211_LEDS 13318d5c2585SJohannes Berg struct led_trigger tx_led, rx_led, assoc_led, radio_led; 13328d5c2585SJohannes Berg struct led_trigger tpt_led; 13338d5c2585SJohannes Berg atomic_t tx_led_active, rx_led_active, assoc_led_active; 13348d5c2585SJohannes Berg atomic_t radio_led_active, tpt_led_active; 1335c206ca67SJohannes Berg struct tpt_led_trigger *tpt_led_trigger; 1336c206ca67SJohannes Berg #endif 1337c206ca67SJohannes Berg 1338c206ca67SJohannes Berg #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 1339f0706e82SJiri Benc /* SNMP counters */ 1340f0706e82SJiri Benc /* dot11CountersTable */ 1341f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 1342f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 1343f0706e82SJiri Benc u32 dot11FailedCount; 1344f0706e82SJiri Benc u32 dot11RetryCount; 1345f0706e82SJiri Benc u32 dot11MultipleRetryCount; 1346f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 1347f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 1348f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 1349f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 1350f0706e82SJiri Benc 1351f0706e82SJiri Benc /* TX/RX handler statistics */ 1352f0706e82SJiri Benc unsigned int tx_handlers_drop; 1353f0706e82SJiri Benc unsigned int tx_handlers_queued; 1354f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 1355f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 1356f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 1357f0706e82SJiri Benc unsigned int rx_handlers_drop; 1358f0706e82SJiri Benc unsigned int rx_handlers_queued; 1359f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 1360f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 1361f0706e82SJiri Benc unsigned int tx_expand_skb_head; 1362f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 1363f1160434SJohannes Berg unsigned int rx_expand_skb_head_defrag; 1364f0706e82SJiri Benc unsigned int rx_handlers_fragments; 1365f0706e82SJiri Benc unsigned int tx_status_drop; 1366f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 1367f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1368f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 1369f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1370f0706e82SJiri Benc 1371f0706e82SJiri Benc 1372f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 1373f0706e82SJiri Benc * multicast packets for power saving stations 1374f0706e82SJiri Benc */ 1375520eb820SKalle Valo 1376572e0012SKalle Valo bool pspolling; 1377965bedadSJohannes Berg /* 1378965bedadSJohannes Berg * PS can only be enabled when we have exactly one managed 1379965bedadSJohannes Berg * interface (and monitors) in PS, this then points there. 1380965bedadSJohannes Berg */ 1381965bedadSJohannes Berg struct ieee80211_sub_if_data *ps_sdata; 1382520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 1383520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 1384520eb820SKalle Valo struct timer_list dynamic_ps_timer; 13852b2c009eSJuuso Oikarinen struct notifier_block ifa_notifier; 1386a65240c1SJohannes Berg struct notifier_block ifa6_notifier; 1387f0706e82SJiri Benc 1388ff616381SJuuso Oikarinen /* 1389ff616381SJuuso Oikarinen * The dynamic ps timeout configured from user space via WEXT - 1390ff616381SJuuso Oikarinen * this will override whatever chosen by mac80211 internally. 1391ff616381SJuuso Oikarinen */ 1392ff616381SJuuso Oikarinen int dynamic_ps_forced_timeout; 1393ff616381SJuuso Oikarinen 13941ea6f9c0SJohannes Berg int user_power_level; /* in dBm, for all interfaces */ 13952bf30fabSJohannes Berg 13960f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode; 13970f78231bSJohannes Berg 1398f2753ddbSJohannes Berg struct work_struct restart_work; 1399f2753ddbSJohannes Berg 1400e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1401e9f207f0SJiri Benc struct local_debugfsdentries { 14024b7679a5SJohannes Berg struct dentry *rcdir; 1403e9f207f0SJiri Benc struct dentry *keys; 1404e9f207f0SJiri Benc } debugfs; 1405276d9e82SJulius Niedworok bool force_tx_status; 1406e9f207f0SJiri Benc #endif 14074e6cbfd0SJohn W. Linville 14082eb278e0SJohannes Berg /* 14092eb278e0SJohannes Berg * Remain-on-channel support 14102eb278e0SJohannes Berg */ 1411aaa016ccSJohannes Berg struct delayed_work roc_work; 14122eb278e0SJohannes Berg struct list_head roc_list; 141321f83589SJohannes Berg struct work_struct hw_roc_start, hw_roc_done; 14142eb278e0SJohannes Berg unsigned long hw_roc_start_time; 141550febf6aSJohannes Berg u64 roc_cookie_counter; 141621f83589SJohannes Berg 1417a729cff8SJohannes Berg struct idr ack_status_frames; 1418a729cff8SJohannes Berg spinlock_t ack_status_lock; 1419a729cff8SJohannes Berg 1420f142c6b9SJohannes Berg struct ieee80211_sub_if_data __rcu *p2p_sdata; 1421f142c6b9SJohannes Berg 14224b6f1dd6SJohannes Berg /* virtual monitor interface */ 14234b6f1dd6SJohannes Berg struct ieee80211_sub_if_data __rcu *monitor_sdata; 14244bf88530SJohannes Berg struct cfg80211_chan_def monitor_chandef; 1425e9a21949SLuciano Coelho 1426e9a21949SLuciano Coelho /* extended capabilities provided by mac80211 */ 1427e9a21949SLuciano Coelho u8 ext_capa[8]; 1428c8ff71e6SArik Nemtsov 1429c8ff71e6SArik Nemtsov /* TDLS channel switch */ 1430c8ff71e6SArik Nemtsov struct work_struct tdls_chsw_work; 1431c8ff71e6SArik Nemtsov struct sk_buff_head skb_queue_tdls_chsw; 1432f0706e82SJiri Benc }; 1433f0706e82SJiri Benc 14343e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 14353e122be0SJohannes Berg IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) 14363e122be0SJohannes Berg { 14373e122be0SJohannes Berg return netdev_priv(dev); 14383e122be0SJohannes Berg } 14393e122be0SJohannes Berg 144071bbc994SJohannes Berg static inline struct ieee80211_sub_if_data * 144171bbc994SJohannes Berg IEEE80211_WDEV_TO_SUB_IF(struct wireless_dev *wdev) 144271bbc994SJohannes Berg { 144371bbc994SJohannes Berg return container_of(wdev, struct ieee80211_sub_if_data, wdev); 144471bbc994SJohannes Berg } 144571bbc994SJohannes Berg 144621a8e9ddSMohammed Shafi Shajakhan static inline struct ieee80211_supported_band * 144721a8e9ddSMohammed Shafi Shajakhan ieee80211_get_sband(struct ieee80211_sub_if_data *sdata) 144821a8e9ddSMohammed Shafi Shajakhan { 144921a8e9ddSMohammed Shafi Shajakhan struct ieee80211_local *local = sdata->local; 145021a8e9ddSMohammed Shafi Shajakhan struct ieee80211_chanctx_conf *chanctx_conf; 145121a8e9ddSMohammed Shafi Shajakhan enum nl80211_band band; 145221a8e9ddSMohammed Shafi Shajakhan 145321a8e9ddSMohammed Shafi Shajakhan rcu_read_lock(); 145421a8e9ddSMohammed Shafi Shajakhan chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); 145521a8e9ddSMohammed Shafi Shajakhan 145656357234SYibo Zhao if (WARN_ON_ONCE(!chanctx_conf)) { 145721a8e9ddSMohammed Shafi Shajakhan rcu_read_unlock(); 145821a8e9ddSMohammed Shafi Shajakhan return NULL; 145921a8e9ddSMohammed Shafi Shajakhan } 146021a8e9ddSMohammed Shafi Shajakhan 146121a8e9ddSMohammed Shafi Shajakhan band = chanctx_conf->def.chan->band; 146221a8e9ddSMohammed Shafi Shajakhan rcu_read_unlock(); 146321a8e9ddSMohammed Shafi Shajakhan 146421a8e9ddSMohammed Shafi Shajakhan return local->hw.wiphy->bands[band]; 146521a8e9ddSMohammed Shafi Shajakhan } 146621a8e9ddSMohammed Shafi Shajakhan 1467c0f17eb9SChun-Yeow Yeoh /* this struct holds the value parsing from channel switch IE */ 1468c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie { 1469c0f17eb9SChun-Yeow Yeoh struct cfg80211_chan_def chandef; 1470c0f17eb9SChun-Yeow Yeoh u8 mode; 1471c0f17eb9SChun-Yeow Yeoh u8 count; 1472c0f17eb9SChun-Yeow Yeoh u8 ttl; 14733f718fd8SChun-Yeow Yeoh u16 pre_value; 14745d55371bSBenjamin Berg u16 reason_code; 1475ee145775SSara Sharon u32 max_switch_time; 1476c0f17eb9SChun-Yeow Yeoh }; 1477c0f17eb9SChun-Yeow Yeoh 1478dd76986bSJohannes Berg /* Parsed Information Elements */ 1479dd76986bSJohannes Berg struct ieee802_11_elems { 14804a3cb702SJohannes Berg const u8 *ie_start; 1481dd76986bSJohannes Berg size_t total_len; 1482dd76986bSJohannes Berg 1483dd76986bSJohannes Berg /* pointers to IEs */ 148453837584SArik Nemtsov const struct ieee80211_tdls_lnkie *lnk_id; 148553837584SArik Nemtsov const struct ieee80211_ch_switch_timing *ch_sw_timing; 14869041c1faSArik Nemtsov const u8 *ext_capab; 14874a3cb702SJohannes Berg const u8 *ssid; 14884a3cb702SJohannes Berg const u8 *supp_rates; 14894a3cb702SJohannes Berg const u8 *ds_params; 14904a3cb702SJohannes Berg const struct ieee80211_tim_ie *tim; 14914a3cb702SJohannes Berg const u8 *challenge; 14924a3cb702SJohannes Berg const u8 *rsn; 1493c0058df7SShaul Triebitz const u8 *rsnx; 14944a3cb702SJohannes Berg const u8 *erp_info; 14954a3cb702SJohannes Berg const u8 *ext_supp_rates; 14964a3cb702SJohannes Berg const u8 *wmm_info; 14974a3cb702SJohannes Berg const u8 *wmm_param; 14984a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_elem; 14994a3cb702SJohannes Berg const struct ieee80211_ht_operation *ht_operation; 15004a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_elem; 15014a3cb702SJohannes Berg const struct ieee80211_vht_operation *vht_operation; 15024a3cb702SJohannes Berg const struct ieee80211_meshconf_ie *mesh_config; 150341cbb0f5SLuca Coelho const u8 *he_cap; 150441cbb0f5SLuca Coelho const struct ieee80211_he_operation *he_operation; 1505ef11a931SJohn Crispin const struct ieee80211_he_spr *he_spr; 150641cbb0f5SLuca Coelho const struct ieee80211_mu_edca_param_set *mu_edca_param_set; 1507a6cf28e0SRajkumar Manoharan const struct ieee80211_he_6ghz_capa *he_6ghz_capa; 150841cbb0f5SLuca Coelho const u8 *uora_element; 15094a3cb702SJohannes Berg const u8 *mesh_id; 15104a3cb702SJohannes Berg const u8 *peering; 15114a3cb702SJohannes Berg const __le16 *awake_window; 15124a3cb702SJohannes Berg const u8 *preq; 15134a3cb702SJohannes Berg const u8 *prep; 15144a3cb702SJohannes Berg const u8 *perr; 15154a3cb702SJohannes Berg const struct ieee80211_rann_ie *rann; 15164a3cb702SJohannes Berg const struct ieee80211_channel_sw_ie *ch_switch_ie; 1517b4f286a1SJohannes Berg const struct ieee80211_ext_chansw_ie *ext_chansw_ie; 1518b2e506bfSJohannes Berg const struct ieee80211_wide_bw_chansw_ie *wide_bw_chansw_ie; 1519ee145775SSara Sharon const u8 *max_channel_switch_time; 15204a3cb702SJohannes Berg const u8 *country_elem; 15214a3cb702SJohannes Berg const u8 *pwr_constr_elem; 1522c8d65917SSteinar H. Gunderson const u8 *cisco_dtpc_elem; 152379ba1d89SJohannes Berg const struct ieee80211_timeout_interval_ie *timeout_int; 15244a3cb702SJohannes Berg const u8 *opmode_notif; 152585220d71SJohannes Berg const struct ieee80211_sec_chan_offs_ie *sec_chan_offs; 1526c4de37eeSPeter Oh struct ieee80211_mesh_chansw_params_ie *mesh_chansw_params_ie; 1527e38a017bSAvraham Stern const struct ieee80211_bss_max_idle_period_ie *max_idle_period_ie; 152878ac51f8SSara Sharon const struct ieee80211_multiple_bssid_configuration *mbssid_config_ie; 152978ac51f8SSara Sharon const struct ieee80211_bssid_index *bssid_index; 153078ac51f8SSara Sharon u8 max_bssid_indicator; 153178ac51f8SSara Sharon u8 dtim_count; 153278ac51f8SSara Sharon u8 dtim_period; 15332aa485e1SJohn Crispin const struct ieee80211_addba_ext_ie *addba_ext_ie; 1534cd418ba6SThomas Pedersen const struct ieee80211_s1g_cap *s1g_capab; 1535cd418ba6SThomas Pedersen const struct ieee80211_s1g_oper_ie *s1g_oper; 1536cd418ba6SThomas Pedersen const struct ieee80211_s1g_bcn_compat_ie *s1g_bcn_compat; 15371d00ce80SThomas Pedersen const struct ieee80211_aid_response_ie *aid_resp; 1538dd76986bSJohannes Berg 1539dd76986bSJohannes Berg /* length of them, respectively */ 15409041c1faSArik Nemtsov u8 ext_capab_len; 1541dd76986bSJohannes Berg u8 ssid_len; 1542dd76986bSJohannes Berg u8 supp_rates_len; 1543dd76986bSJohannes Berg u8 tim_len; 1544dd76986bSJohannes Berg u8 challenge_len; 1545dd76986bSJohannes Berg u8 rsn_len; 1546c0058df7SShaul Triebitz u8 rsnx_len; 1547dd76986bSJohannes Berg u8 ext_supp_rates_len; 1548dd76986bSJohannes Berg u8 wmm_info_len; 1549dd76986bSJohannes Berg u8 wmm_param_len; 155041cbb0f5SLuca Coelho u8 he_cap_len; 1551dd76986bSJohannes Berg u8 mesh_id_len; 1552dd76986bSJohannes Berg u8 peering_len; 1553dd76986bSJohannes Berg u8 preq_len; 1554dd76986bSJohannes Berg u8 prep_len; 1555dd76986bSJohannes Berg u8 perr_len; 1556dd76986bSJohannes Berg u8 country_elem_len; 155778ac51f8SSara Sharon u8 bssid_index_len; 1558fcff4f10SPaul Stewart 1559fcff4f10SPaul Stewart /* whether a parse error occurred while retrieving these elements */ 1560fcff4f10SPaul Stewart bool parse_error; 1561dd76986bSJohannes Berg }; 1562dd76986bSJohannes Berg 1563f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 1564f0706e82SJiri Benc struct ieee80211_hw *hw) 1565f0706e82SJiri Benc { 1566f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 1567f0706e82SJiri Benc } 1568f0706e82SJiri Benc 1569ba8c3d6fSFelix Fietkau static inline struct txq_info *to_txq_info(struct ieee80211_txq *txq) 1570ba8c3d6fSFelix Fietkau { 1571ba8c3d6fSFelix Fietkau return container_of(txq, struct txq_info, txq); 1572ba8c3d6fSFelix Fietkau } 1573f0706e82SJiri Benc 1574bb42f2d1SToke Høiland-Jørgensen static inline bool txq_has_queue(struct ieee80211_txq *txq) 1575bb42f2d1SToke Høiland-Jørgensen { 1576bb42f2d1SToke Høiland-Jørgensen struct txq_info *txqi = to_txq_info(txq); 1577bb42f2d1SToke Høiland-Jørgensen 1578bb42f2d1SToke Høiland-Jørgensen return !(skb_queue_empty(&txqi->frags) && !txqi->tin.backlog_packets); 1579bb42f2d1SToke Høiland-Jørgensen } 1580bb42f2d1SToke Høiland-Jørgensen 1581571ecf67SJohannes Berg static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) 1582571ecf67SJohannes Berg { 1583b203ca39SJoe Perches return ether_addr_equal(raddr, addr) || 1584571ecf67SJohannes Berg is_broadcast_ether_addr(raddr); 1585571ecf67SJohannes Berg } 1586571ecf67SJohannes Berg 1587f4bda337SThomas Pedersen static inline bool 1588f4bda337SThomas Pedersen ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status) 1589f4bda337SThomas Pedersen { 1590f4bda337SThomas Pedersen WARN_ON_ONCE(status->flag & RX_FLAG_MACTIME_START && 1591f4bda337SThomas Pedersen status->flag & RX_FLAG_MACTIME_END); 1592*da388233SAvraham Stern return !!(status->flag & (RX_FLAG_MACTIME_START | RX_FLAG_MACTIME_END | 1593*da388233SAvraham Stern RX_FLAG_MACTIME_PLCP_START)); 1594f4bda337SThomas Pedersen } 1595571ecf67SJohannes Berg 159672f15d53SMichael Braun void ieee80211_vif_inc_num_mcast(struct ieee80211_sub_if_data *sdata); 159772f15d53SMichael Braun void ieee80211_vif_dec_num_mcast(struct ieee80211_sub_if_data *sdata); 159872f15d53SMichael Braun 159972f15d53SMichael Braun /* This function returns the number of multicast stations connected to this 160072f15d53SMichael Braun * interface. It returns -1 if that number is not tracked, that is for netdevs 160172f15d53SMichael Braun * not in AP or AP_VLAN mode or when using 4addr. 160272f15d53SMichael Braun */ 160372f15d53SMichael Braun static inline int 160472f15d53SMichael Braun ieee80211_vif_get_num_mcast_if(struct ieee80211_sub_if_data *sdata) 160572f15d53SMichael Braun { 160672f15d53SMichael Braun if (sdata->vif.type == NL80211_IFTYPE_AP) 160772f15d53SMichael Braun return atomic_read(&sdata->u.ap.num_mcast_sta); 160872f15d53SMichael Braun if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN && !sdata->u.vlan.sta) 160972f15d53SMichael Braun return atomic_read(&sdata->u.vlan.num_mcast_sta); 161072f15d53SMichael Braun return -1; 161172f15d53SMichael Braun } 161272f15d53SMichael Braun 1613f4bda337SThomas Pedersen u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local, 1614f4bda337SThomas Pedersen struct ieee80211_rx_status *status, 1615f4bda337SThomas Pedersen unsigned int mpdu_len, 1616f4bda337SThomas Pedersen unsigned int mpdu_offset); 1617e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 16185cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 16199c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 16209c6bd790SJohannes Berg u32 changed); 16210d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 162246900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 1623f0706e82SJiri Benc 1624a2fcfccbSJohannes Berg u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local); 16255ee00dbdSJohannes Berg int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, 16265ee00dbdSJohannes Berg u64 *cookie, gfp_t gfp); 1627a2fcfccbSJohannes Berg 162849ddf8e6SJohannes Berg void ieee80211_check_fast_rx(struct sta_info *sta); 162949ddf8e6SJohannes Berg void __ieee80211_check_fast_rx_iface(struct ieee80211_sub_if_data *sdata); 163049ddf8e6SJohannes Berg void ieee80211_check_fast_rx_iface(struct ieee80211_sub_if_data *sdata); 163149ddf8e6SJohannes Berg void ieee80211_clear_fast_rx(struct sta_info *sta); 163249ddf8e6SJohannes Berg 163346900298SJohannes Berg /* STA code */ 16349c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 163577fdaa12SJohannes Berg int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, 163677fdaa12SJohannes Berg struct cfg80211_auth_request *req); 163777fdaa12SJohannes Berg int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, 163877fdaa12SJohannes Berg struct cfg80211_assoc_request *req); 163977fdaa12SJohannes Berg int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, 164063c9c5e7SJohannes Berg struct cfg80211_deauth_request *req); 164177fdaa12SJohannes Berg int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, 164263c9c5e7SJohannes Berg struct cfg80211_disassoc_request *req); 1643572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 1644572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 16454a733ef1SJohannes Berg void ieee80211_recalc_ps(struct ieee80211_local *local); 1646ab095877SEliad Peller void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata); 16472b2c009eSJuuso Oikarinen int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata); 16481fa57d01SJohannes Berg void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata); 16491fa57d01SJohannes Berg void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 16501fa57d01SJohannes Berg struct sk_buff *skb); 165109a740ceSThomas Pedersen void ieee80211_sta_rx_queued_ext(struct ieee80211_sub_if_data *sdata, 165209a740ceSThomas Pedersen struct sk_buff *skb); 1653d3a910a8SLuis R. Rodriguez void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata); 1654be099e82SLuis R. Rodriguez void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata); 1655afa762f6SEliad Peller void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata); 16561672c0e3SJohannes Berg void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata, 16571672c0e3SJohannes Berg __le16 fc, bool acked); 16581a1cb744SJohannes Berg void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata); 1659b8360ab8SJohannes Berg void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); 166002219b3aSJohannes Berg void ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata); 16619c6bd790SJohannes Berg 166246900298SJohannes Berg /* IBSS code */ 166346900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 166446900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 16658bf11d8dSJohannes Berg void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, 16668bf11d8dSJohannes Berg const u8 *bssid, const u8 *addr, u32 supp_rates); 1667af8cdcd8SJohannes Berg int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, 1668af8cdcd8SJohannes Berg struct cfg80211_ibss_params *params); 1669af8cdcd8SJohannes Berg int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); 16701fa57d01SJohannes Berg void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata); 16711fa57d01SJohannes Berg void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 16721fa57d01SJohannes Berg struct sk_buff *skb); 1673cd7760e6SSimon Wunderlich int ieee80211_ibss_csa_beacon(struct ieee80211_sub_if_data *sdata, 1674cd7760e6SSimon Wunderlich struct cfg80211_csa_settings *csa_settings); 1675cd7760e6SSimon Wunderlich int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata); 1676cd7760e6SSimon Wunderlich void ieee80211_ibss_stop(struct ieee80211_sub_if_data *sdata); 16771fa57d01SJohannes Berg 1678239281f8SRostislav Lisovy /* OCB code */ 1679239281f8SRostislav Lisovy void ieee80211_ocb_work(struct ieee80211_sub_if_data *sdata); 1680239281f8SRostislav Lisovy void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, 1681239281f8SRostislav Lisovy const u8 *bssid, const u8 *addr, u32 supp_rates); 1682239281f8SRostislav Lisovy void ieee80211_ocb_setup_sdata(struct ieee80211_sub_if_data *sdata); 1683239281f8SRostislav Lisovy int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, 1684239281f8SRostislav Lisovy struct ocb_setup *setup); 1685239281f8SRostislav Lisovy int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata); 1686239281f8SRostislav Lisovy 16871fa57d01SJohannes Berg /* mesh code */ 16881fa57d01SJohannes Berg void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata); 16891fa57d01SJohannes Berg void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 16901fa57d01SJohannes Berg struct sk_buff *skb); 1691b8456a14SChun-Yeow Yeoh int ieee80211_mesh_csa_beacon(struct ieee80211_sub_if_data *sdata, 169266e01cf9SLuciano Coelho struct cfg80211_csa_settings *csa_settings); 1693b8456a14SChun-Yeow Yeoh int ieee80211_mesh_finish_csa(struct ieee80211_sub_if_data *sdata); 169446900298SJohannes Berg 16959c6bd790SJohannes Berg /* scan/BSS handling */ 169646900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 169734bcf715SStanislaw Gruszka int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, 1698be4a4b6aSJohannes Berg const u8 *ssid, u8 ssid_len, 169976bed0f4SJanusz.Dziedzic@tieto.com struct ieee80211_channel **channels, 170076bed0f4SJanusz.Dziedzic@tieto.com unsigned int n_channels, 17017ca15a0aSSimon Wunderlich enum nl80211_bss_scan_width scan_width); 1702c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 17032a519311SJohannes Berg struct cfg80211_scan_request *req); 17045bb644a0SJohannes Berg void ieee80211_scan_cancel(struct ieee80211_local *local); 1705133d40f9SStanislaw Gruszka void ieee80211_run_deferred_scan(struct ieee80211_local *local); 1706d48b2968SJohannes Berg void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb); 17079c6bd790SJohannes Berg 17080a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 1709c2b13452SJohannes Berg struct ieee80211_bss * 171098c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 171198c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 171298c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 171398c8fccfSJohannes Berg size_t len, 1714d45c4172SEmmanuel Grumbach struct ieee80211_channel *channel); 171598c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 1716c2b13452SJohannes Berg struct ieee80211_bss *bss); 1717ee385855SLuis Carlos Cobo 171879f460caSLuciano Coelho /* scheduled scan handling */ 1719d43c6b6eSDavid Spinadel int 1720d43c6b6eSDavid Spinadel __ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 1721d43c6b6eSDavid Spinadel struct cfg80211_sched_scan_request *req); 172279f460caSLuciano Coelho int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 172379f460caSLuciano Coelho struct cfg80211_sched_scan_request *req); 17240d440ea2SEliad Peller int ieee80211_request_sched_scan_stop(struct ieee80211_local *local); 1725f6837ba8SJohannes Berg void ieee80211_sched_scan_end(struct ieee80211_local *local); 172685a9994aSLuciano Coelho void ieee80211_sched_scan_stopped_work(struct work_struct *work); 172779f460caSLuciano Coelho 1728a2fcfccbSJohannes Berg /* off-channel/mgmt-tx */ 1729aacde9eeSStanislaw Gruszka void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local); 1730aacde9eeSStanislaw Gruszka void ieee80211_offchannel_return(struct ieee80211_local *local); 17312eb278e0SJohannes Berg void ieee80211_roc_setup(struct ieee80211_local *local); 17322eb278e0SJohannes Berg void ieee80211_start_next_roc(struct ieee80211_local *local); 1733c8f994eeSJohannes Berg void ieee80211_roc_purge(struct ieee80211_local *local, 1734c8f994eeSJohannes Berg struct ieee80211_sub_if_data *sdata); 1735a2fcfccbSJohannes Berg int ieee80211_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev, 1736a2fcfccbSJohannes Berg struct ieee80211_channel *chan, 1737a2fcfccbSJohannes Berg unsigned int duration, u64 *cookie); 1738a2fcfccbSJohannes Berg int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy, 1739a2fcfccbSJohannes Berg struct wireless_dev *wdev, u64 cookie); 1740a2fcfccbSJohannes Berg int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1741a2fcfccbSJohannes Berg struct cfg80211_mgmt_tx_params *params, u64 *cookie); 1742a2fcfccbSJohannes Berg int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy, 1743a2fcfccbSJohannes Berg struct wireless_dev *wdev, u64 cookie); 1744b203ffc3SJouni Malinen 174573da7d5bSSimon Wunderlich /* channel switch handling */ 174673da7d5bSSimon Wunderlich void ieee80211_csa_finalize_work(struct work_struct *work); 174782a8e17dSLuciano Coelho int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, 174882a8e17dSLuciano Coelho struct cfg80211_csa_settings *params); 174973da7d5bSSimon Wunderlich 17503e122be0SJohannes Berg /* interface handling */ 175107b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES_TX (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | \ 175207b83d2eSJohannes Berg NETIF_F_HW_CSUM | NETIF_F_SG | \ 175307b83d2eSJohannes Berg NETIF_F_HIGHDMA | NETIF_F_GSO_SOFTWARE) 175407b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES_RX (NETIF_F_RXCSUM) 175507b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES (MAC80211_SUPPORTED_FEATURES_TX | \ 175607b83d2eSJohannes Berg MAC80211_SUPPORTED_FEATURES_RX) 175707b83d2eSJohannes Berg 175847846c9bSJohannes Berg int ieee80211_iface_init(void); 175947846c9bSJohannes Berg void ieee80211_iface_exit(void); 17603e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 17616bab2e19STom Gundersen unsigned char name_assign_type, 176284efbb84SJohannes Berg struct wireless_dev **new_wdev, enum nl80211_iftype type, 1763ee385855SLuis Carlos Cobo struct vif_params *params); 1764f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 176505c914feSJohannes Berg enum nl80211_iftype type); 1766f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 176775636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 1768382a103bSJohannes Berg u32 ieee80211_idle_off(struct ieee80211_local *local); 17695cff20e6SJohannes Berg void ieee80211_recalc_idle(struct ieee80211_local *local); 177085416a4fSChristian Lamparter void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, 177185416a4fSChristian Lamparter const int offset); 1772f142c6b9SJohannes Berg int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up); 1773f142c6b9SJohannes Berg void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata); 17743c3e21e7SJohannes Berg int ieee80211_add_virtual_monitor(struct ieee80211_local *local); 17753c3e21e7SJohannes Berg void ieee80211_del_virtual_monitor(struct ieee80211_local *local); 1776f0706e82SJiri Benc 17771ea6f9c0SJohannes Berg bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); 1778db82d8a9SLorenzo Bianconi void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata, 1779db82d8a9SLorenzo Bianconi bool update_bss); 17806aea26ceSFelix Fietkau void ieee80211_recalc_offload(struct ieee80211_local *local); 17811ea6f9c0SJohannes Berg 17829607e6b6SJohannes Berg static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) 17839607e6b6SJohannes Berg { 178434d4bc4dSJohannes Berg return test_bit(SDATA_STATE_RUNNING, &sdata->state); 17859607e6b6SJohannes Berg } 17869607e6b6SJohannes Berg 1787e2ebc74dSJohannes Berg /* tx handling */ 1788e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1789da1cad73SAllen Pais void ieee80211_tx_pending(struct tasklet_struct *t); 1790d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, 1791d0cf9c0dSStephen Hemminger struct net_device *dev); 1792d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, 1793d0cf9c0dSStephen Hemminger struct net_device *dev); 179450ff477aSJohn Crispin netdev_tx_t ieee80211_subif_start_xmit_8023(struct sk_buff *skb, 179550ff477aSJohn Crispin struct net_device *dev); 179624d342c5SLiad Kaufman void __ieee80211_subif_start_xmit(struct sk_buff *skb, 179724d342c5SLiad Kaufman struct net_device *dev, 179806016772SRajkumar Manoharan u32 info_flags, 1799a7528198SMarkus Theil u32 ctrl_flags, 1800a7528198SMarkus Theil u64 *cookie); 18011f98ab7fSFelix Fietkau void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, 18021f98ab7fSFelix Fietkau struct sk_buff_head *skbs); 18037528ec57SJohannes Berg struct sk_buff * 18047528ec57SJohannes Berg ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, 18057528ec57SJohannes Berg struct sk_buff *skb, u32 info_flags); 18064dc792b8SHelmut Schaa void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb, 18074dc792b8SHelmut Schaa struct ieee80211_supported_band *sband, 1808b7b2e8caSJohn Crispin int retry_count, int shift, bool send_to_cooked, 1809b7b2e8caSJohn Crispin struct ieee80211_tx_status *status); 1810e2ebc74dSJohannes Berg 181117c18bf8SJohannes Berg void ieee80211_check_fast_xmit(struct sta_info *sta); 181217c18bf8SJohannes Berg void ieee80211_check_fast_xmit_all(struct ieee80211_local *local); 181317c18bf8SJohannes Berg void ieee80211_check_fast_xmit_iface(struct ieee80211_sub_if_data *sdata); 181417c18bf8SJohannes Berg void ieee80211_clear_fast_xmit(struct sta_info *sta); 181591180649SDenis Kenzior int ieee80211_tx_control_port(struct wiphy *wiphy, struct net_device *dev, 181691180649SDenis Kenzior const u8 *buf, size_t len, 1817dca9ca2dSMarkus Theil const u8 *dest, __be16 proto, bool unencrypted, 1818dca9ca2dSMarkus Theil u64 *cookie); 18198828f81aSRajkumar Manoharan int ieee80211_probe_mesh_link(struct wiphy *wiphy, struct net_device *dev, 18208828f81aSRajkumar Manoharan const u8 *buf, size_t len); 182117c18bf8SJohannes Berg 1822de1ede7aSJohannes Berg /* HT */ 1823ef96a842SBen Greear void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, 1824ef96a842SBen Greear struct ieee80211_sta_ht_cap *ht_cap); 1825e1a0c6b3SJohannes Berg bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, 1826ef96a842SBen Greear struct ieee80211_supported_band *sband, 18274a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_ie, 1828e1a0c6b3SJohannes Berg struct sta_info *sta); 1829b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1830b8695a8fSJohannes Berg const u8 *da, u16 tid, 1831b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 18320f78231bSJohannes Berg int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, 18330f78231bSJohannes Berg enum ieee80211_smps_mode smps, const u8 *da, 18340f78231bSJohannes Berg const u8 *bssid); 1835687da132SEmmanuel Grumbach void ieee80211_request_smps_ap_work(struct work_struct *work); 1836687da132SEmmanuel Grumbach void ieee80211_request_smps_mgd_work(struct work_struct *work); 1837687da132SEmmanuel Grumbach bool ieee80211_smps_is_restrictive(enum ieee80211_smps_mode smps_mode_old, 1838687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode_new); 1839de1ede7aSJohannes Berg 18407c3b1dd8SJohannes Berg void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 184153f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1842849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 184353f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1844bde59c47SJohannes Berg void ___ieee80211_start_rx_ba_session(struct sta_info *sta, 1845bde59c47SJohannes Berg u8 dialog_token, u16 timeout, 1846bde59c47SJohannes Berg u16 start_seq_num, u16 ba_policy, u16 tid, 18472ab45876SJohn Crispin u16 buf_size, bool tx, bool auto_seq, 18482ab45876SJohn Crispin const struct ieee80211_addba_ext_ie *addbaext); 1849c82c4a80SJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, 1850c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 1851de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1852de1ede7aSJohannes Berg struct sta_info *sta, 1853de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1854de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1855de1ede7aSJohannes Berg struct sta_info *sta, 1856de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1857de1ede7aSJohannes Berg size_t len); 1858de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1859de1ede7aSJohannes Berg struct sta_info *sta, 1860de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1861de1ede7aSJohannes Berg size_t len); 1862de1ede7aSJohannes Berg 1863849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1864c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 186567c282c0SJohannes Berg int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1866c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 18677a7c0a64SJohannes Berg void ieee80211_start_tx_ba_cb(struct sta_info *sta, int tid, 18687a7c0a64SJohannes Berg struct tid_ampdu_tx *tid_tx); 18697a7c0a64SJohannes Berg void ieee80211_stop_tx_ba_cb(struct sta_info *sta, int tid, 18707a7c0a64SJohannes Berg struct tid_ampdu_tx *tid_tx); 187167c282c0SJohannes Berg void ieee80211_ba_session_work(struct work_struct *work); 187267c282c0SJohannes Berg void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); 18732bff8ebfSChristian Lamparter void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); 1874849b7967SJohannes Berg 187504ecd257SJohannes Berg u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs); 187657566b20Stamizhr@codeaurora.org enum nl80211_smps_mode 187757566b20Stamizhr@codeaurora.org ieee80211_smps_mode_to_smps_mode(enum ieee80211_smps_mode smps); 187804ecd257SJohannes Berg 1879818255eaSMahesh Palivela /* VHT */ 18804a3cb702SJohannes Berg void 18814a3cb702SJohannes Berg ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, 1882818255eaSMahesh Palivela struct ieee80211_supported_band *sband, 18834a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_ie, 18844a34215eSJohannes Berg struct sta_info *sta); 18851c45c5ceSEliad Peller enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta); 1886e1a0c6b3SJohannes Berg enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta); 18878921d04eSJohannes Berg void ieee80211_sta_set_rx_nss(struct sta_info *sta); 188859021c67SArik Nemtsov enum ieee80211_sta_rx_bandwidth 188959021c67SArik Nemtsov ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); 189059021c67SArik Nemtsov enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta); 189159021c67SArik Nemtsov void ieee80211_sta_set_rx_nss(struct sta_info *sta); 189223a1f8d4SSara Sharon void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, 189323a1f8d4SSara Sharon struct ieee80211_mgmt *mgmt); 1894b1bce14aSMarek Kwaczynski u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 1895b1bce14aSMarek Kwaczynski struct sta_info *sta, u8 opmode, 189657fbcce3SJohannes Berg enum nl80211_band band); 18970af83d3dSJohannes Berg void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 18980af83d3dSJohannes Berg struct sta_info *sta, u8 opmode, 189957fbcce3SJohannes Berg enum nl80211_band band); 1900dd5ecfeaSJohannes Berg void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata, 1901dd5ecfeaSJohannes Berg struct ieee80211_sta_vht_cap *vht_cap); 1902b119ad6eSLorenzo Bianconi void ieee80211_get_vht_mask_from_cap(__le16 vht_cap, 1903b119ad6eSLorenzo Bianconi u16 vht_mask[NL80211_VHT_NSS_MAX]); 190497f5f425Stamizhr@codeaurora.org enum nl80211_chan_width 190597f5f425Stamizhr@codeaurora.org ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta); 19064a34215eSJohannes Berg 190741cbb0f5SLuca Coelho /* HE */ 190841cbb0f5SLuca Coelho void 190941cbb0f5SLuca Coelho ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, 191041cbb0f5SLuca Coelho struct ieee80211_supported_band *sband, 191141cbb0f5SLuca Coelho const u8 *he_cap_ie, u8 he_cap_len, 19121bb9a8a4SJohannes Berg const struct ieee80211_he_6ghz_capa *he_6ghz_capa, 191341cbb0f5SLuca Coelho struct sta_info *sta); 19141ced169cSJohn Crispin void 19151ced169cSJohn Crispin ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif, 19161ced169cSJohn Crispin const struct ieee80211_he_spr *he_spr_ie_elem); 191741cbb0f5SLuca Coelho 1918697f6c50SJohn Crispin void 1919697f6c50SJohn Crispin ieee80211_he_op_ie_to_bss_conf(struct ieee80211_vif *vif, 1920697f6c50SJohn Crispin const struct ieee80211_he_operation *he_op_ie_elem); 1921697f6c50SJohn Crispin 192212bf8fadSThomas Pedersen /* S1G */ 192312bf8fadSThomas Pedersen void ieee80211_s1g_sta_rate_init(struct sta_info *sta); 192412bf8fadSThomas Pedersen 192539192c0bSJohannes Berg /* Spectrum management */ 192639192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 192739192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 192839192c0bSJohannes Berg size_t len); 1929e6b7cde4SSimon Wunderlich /** 1930e6b7cde4SSimon Wunderlich * ieee80211_parse_ch_switch_ie - parses channel switch IEs 1931e6b7cde4SSimon Wunderlich * @sdata: the sdata of the interface which has received the frame 1932e6b7cde4SSimon Wunderlich * @elems: parsed 802.11 elements received with the frame 1933e6b7cde4SSimon Wunderlich * @current_band: indicates the current band 19342a333a0dSJohannes Berg * @vht_cap_info: VHT capabilities of the transmitter 1935e6b7cde4SSimon Wunderlich * @sta_flags: contains information about own capabilities and restrictions 1936e6b7cde4SSimon Wunderlich * to decide which channel switch announcements can be accepted. Only the 1937e6b7cde4SSimon Wunderlich * following subset of &enum ieee80211_sta_flags are evaluated: 1938e6b7cde4SSimon Wunderlich * %IEEE80211_STA_DISABLE_HT, %IEEE80211_STA_DISABLE_VHT, 1939e6b7cde4SSimon Wunderlich * %IEEE80211_STA_DISABLE_40MHZ, %IEEE80211_STA_DISABLE_80P80MHZ, 1940e6b7cde4SSimon Wunderlich * %IEEE80211_STA_DISABLE_160MHZ. 1941e6b7cde4SSimon Wunderlich * @bssid: the currently connected bssid (for reporting) 1942c0f17eb9SChun-Yeow Yeoh * @csa_ie: parsed 802.11 csa elements on count, mode, chandef and mesh ttl. 1943c0f17eb9SChun-Yeow Yeoh All of them will be filled with if success only. 1944e6b7cde4SSimon Wunderlich * Return: 0 on success, <0 on error and >0 if there is nothing to parse. 1945e6b7cde4SSimon Wunderlich */ 1946e6b7cde4SSimon Wunderlich int ieee80211_parse_ch_switch_ie(struct ieee80211_sub_if_data *sdata, 194784469a45SLuciano Coelho struct ieee802_11_elems *elems, 194857fbcce3SJohannes Berg enum nl80211_band current_band, 19492a333a0dSJohannes Berg u32 vht_cap_info, 1950c0f17eb9SChun-Yeow Yeoh u32 sta_flags, u8 *bssid, 1951c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie *csa_ie); 195239192c0bSJohannes Berg 1953f2753ddbSJohannes Berg /* Suspend/resume and hw reconfiguration */ 1954f2753ddbSJohannes Berg int ieee80211_reconfig(struct ieee80211_local *local); 195584f6a01cSJohannes Berg void ieee80211_stop_device(struct ieee80211_local *local); 1956f2753ddbSJohannes Berg 1957eecc4800SJohannes Berg int __ieee80211_suspend(struct ieee80211_hw *hw, 1958eecc4800SJohannes Berg struct cfg80211_wowlan *wowlan); 1959f2753ddbSJohannes Berg 1960f2753ddbSJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1961f2753ddbSJohannes Berg { 196285f72bc8SJohn W. Linville struct ieee80211_local *local = hw_to_local(hw); 196385f72bc8SJohn W. Linville 19649120d94eSLuciano Coelho WARN(test_bit(SCAN_HW_SCANNING, &local->scanning) && 19659120d94eSLuciano Coelho !test_bit(SCAN_COMPLETED, &local->scanning), 196685f72bc8SJohn W. Linville "%s: resume with hardware scan still in progress\n", 196785f72bc8SJohn W. Linville wiphy_name(hw->wiphy)); 196885f72bc8SJohn W. Linville 1969f2753ddbSJohannes Berg return ieee80211_reconfig(hw_to_local(hw)); 1970f2753ddbSJohannes Berg } 1971665af4fcSBob Copeland 1972c2d1560aSJohannes Berg /* utility functions/constants */ 19738a47cea7SJohannes Berg extern const void *const mac80211_wiphy_privid; /* for wiphy privid */ 197457fbcce3SJohannes Berg int ieee80211_frame_duration(enum nl80211_band band, size_t len, 1975438b61b7SSimon Wunderlich int rate, int erp, int short_preamble, 1976438b61b7SSimon Wunderlich int shift); 1977e552af05SHaim Dreyfuss void ieee80211_regulatory_limit_wmm_params(struct ieee80211_sub_if_data *sdata, 1978e552af05SHaim Dreyfuss struct ieee80211_tx_queue_params *qparam, 1979e552af05SHaim Dreyfuss int ac); 19803abead59SJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, 1981cec66283SJohannes Berg bool bss_notify, bool enable_qos); 19827c10770fSJohannes Berg void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, 198308aca29aSMathy Vanhoef struct sta_info *sta, struct sk_buff *skb); 1984cf6bb79aSHelmut Schaa 198555de908aSJohannes Berg void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 198655de908aSJohannes Berg struct sk_buff *skb, int tid, 198708aca29aSMathy Vanhoef enum nl80211_band band); 198855de908aSJohannes Berg 198950ff477aSJohn Crispin /* sta_out needs to be checked for ERR_PTR() before using */ 199050ff477aSJohn Crispin int ieee80211_lookup_ra_sta(struct ieee80211_sub_if_data *sdata, 199150ff477aSJohn Crispin struct sk_buff *skb, 199250ff477aSJohn Crispin struct sta_info **sta_out); 199350ff477aSJohn Crispin 199455de908aSJohannes Berg static inline void 199555de908aSJohannes Berg ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 199655de908aSJohannes Berg struct sk_buff *skb, int tid, 199708aca29aSMathy Vanhoef enum nl80211_band band) 199855de908aSJohannes Berg { 199955de908aSJohannes Berg rcu_read_lock(); 200008aca29aSMathy Vanhoef __ieee80211_tx_skb_tid_band(sdata, skb, tid, band); 200155de908aSJohannes Berg rcu_read_unlock(); 200255de908aSJohannes Berg } 200355de908aSJohannes Berg 200455de908aSJohannes Berg static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, 200555de908aSJohannes Berg struct sk_buff *skb, int tid) 200655de908aSJohannes Berg { 200755de908aSJohannes Berg struct ieee80211_chanctx_conf *chanctx_conf; 200855de908aSJohannes Berg 200955de908aSJohannes Berg rcu_read_lock(); 201055de908aSJohannes Berg chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); 201155de908aSJohannes Berg if (WARN_ON(!chanctx_conf)) { 201255de908aSJohannes Berg rcu_read_unlock(); 201355de908aSJohannes Berg kfree_skb(skb); 201455de908aSJohannes Berg return; 201555de908aSJohannes Berg } 201655de908aSJohannes Berg 201755de908aSJohannes Berg __ieee80211_tx_skb_tid_band(sdata, skb, tid, 201808aca29aSMathy Vanhoef chanctx_conf->def.chan->band); 201955de908aSJohannes Berg rcu_read_unlock(); 202055de908aSJohannes Berg } 202155de908aSJohannes Berg 202255de908aSJohannes Berg static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, 2023cf6bb79aSHelmut Schaa struct sk_buff *skb) 2024cf6bb79aSHelmut Schaa { 2025cf6bb79aSHelmut Schaa /* Send all internal mgmt frames on VO. Accordingly set TID to 7. */ 2026cf6bb79aSHelmut Schaa ieee80211_tx_skb_tid(sdata, skb, 7); 2027cf6bb79aSHelmut Schaa } 2028cf6bb79aSHelmut Schaa 202935d865afSJohannes Berg u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, 2030d91f36dbSJohannes Berg struct ieee802_11_elems *elems, 20314abb52a4SSara Sharon u64 filter, u32 crc, u8 *transmitter_bssid, 20324abb52a4SSara Sharon u8 *bss_bssid); 203335d865afSJohannes Berg static inline void ieee802_11_parse_elems(const u8 *start, size_t len, 203435d865afSJohannes Berg bool action, 20354abb52a4SSara Sharon struct ieee802_11_elems *elems, 20364abb52a4SSara Sharon u8 *transmitter_bssid, 20374abb52a4SSara Sharon u8 *bss_bssid) 2038ddc4db2eSJohannes Berg { 20394abb52a4SSara Sharon ieee802_11_parse_elems_crc(start, len, action, elems, 0, 0, 20404abb52a4SSara Sharon transmitter_bssid, bss_bssid); 2041ddc4db2eSJohannes Berg } 2042ddc4db2eSJohannes Berg 204383eb935eSMichal Kazior 204402219b3aSJohannes Berg extern const int ieee802_1d_to_ac[8]; 204502219b3aSJohannes Berg 204602219b3aSJohannes Berg static inline int ieee80211_ac_from_tid(int tid) 204702219b3aSJohannes Berg { 204802219b3aSJohannes Berg return ieee802_1d_to_ac[tid & 7]; 204902219b3aSJohannes Berg } 205002219b3aSJohannes Berg 2051520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 2052520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 205334f11cd3SKees Cook void ieee80211_dynamic_ps_timer(struct timer_list *t); 2054a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 2055a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 2056076cdcb1SJohannes Berg bool powersave); 20574e5ff376SFelix Fietkau void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata, 205802219b3aSJohannes Berg struct ieee80211_hdr *hdr, bool ack, u16 tx_time); 2059520eb820SKalle Valo 2060ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 2061445ea4e8SJohannes Berg unsigned long queues, 2062cca07b00SLuciano Coelho enum queue_stop_reason reason, 2063cca07b00SLuciano Coelho bool refcounted); 206426da23b6SLuciano Coelho void ieee80211_stop_vif_queues(struct ieee80211_local *local, 206526da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 206626da23b6SLuciano Coelho enum queue_stop_reason reason); 206726da23b6SLuciano Coelho void ieee80211_wake_vif_queues(struct ieee80211_local *local, 206826da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 206926da23b6SLuciano Coelho enum queue_stop_reason reason); 2070ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 2071445ea4e8SJohannes Berg unsigned long queues, 2072cca07b00SLuciano Coelho enum queue_stop_reason reason, 2073cca07b00SLuciano Coelho bool refcounted); 207496f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 2075cca07b00SLuciano Coelho enum queue_stop_reason reason, 2076cca07b00SLuciano Coelho bool refcounted); 207796f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 2078cca07b00SLuciano Coelho enum queue_stop_reason reason, 2079cca07b00SLuciano Coelho bool refcounted); 20803a25a8c8SJohannes Berg void ieee80211_propagate_queue_wake(struct ieee80211_local *local, int queue); 20818f77f384SJohannes Berg void ieee80211_add_pending_skb(struct ieee80211_local *local, 20828f77f384SJohannes Berg struct sk_buff *skb); 2083e3685e03SJohannes Berg void ieee80211_add_pending_skbs(struct ieee80211_local *local, 2084e3685e03SJohannes Berg struct sk_buff_head *skbs); 208539ecc01dSJohannes Berg void ieee80211_flush_queues(struct ieee80211_local *local, 20863b24f4c6SEmmanuel Grumbach struct ieee80211_sub_if_data *sdata, bool drop); 20874f9610d5SLiad Kaufman void __ieee80211_flush_queues(struct ieee80211_local *local, 20884f9610d5SLiad Kaufman struct ieee80211_sub_if_data *sdata, 20893b24f4c6SEmmanuel Grumbach unsigned int queues, bool drop); 2090ce7c9111SKalle Valo 20914afaff17SEmmanuel Grumbach static inline bool ieee80211_can_run_worker(struct ieee80211_local *local) 20924afaff17SEmmanuel Grumbach { 20934afaff17SEmmanuel Grumbach /* 2094f8891461SNaftali Goldstein * It's unsafe to try to do any work during reconfigure flow. 2095f8891461SNaftali Goldstein * When the flow ends the work will be requeued. 2096f8891461SNaftali Goldstein */ 2097f8891461SNaftali Goldstein if (local->in_reconfig) 2098f8891461SNaftali Goldstein return false; 2099f8891461SNaftali Goldstein 2100f8891461SNaftali Goldstein /* 21014afaff17SEmmanuel Grumbach * If quiescing is set, we are racing with __ieee80211_suspend. 21024afaff17SEmmanuel Grumbach * __ieee80211_suspend flushes the workers after setting quiescing, 21034afaff17SEmmanuel Grumbach * and we check quiescing / suspended before enqueing new workers. 21044afaff17SEmmanuel Grumbach * We should abort the worker to avoid the races below. 21054afaff17SEmmanuel Grumbach */ 21064afaff17SEmmanuel Grumbach if (local->quiescing) 21074afaff17SEmmanuel Grumbach return false; 21084afaff17SEmmanuel Grumbach 21094afaff17SEmmanuel Grumbach /* 21104afaff17SEmmanuel Grumbach * We might already be suspended if the following scenario occurs: 21114afaff17SEmmanuel Grumbach * __ieee80211_suspend Control path 21124afaff17SEmmanuel Grumbach * 21134afaff17SEmmanuel Grumbach * if (local->quiescing) 21144afaff17SEmmanuel Grumbach * return; 21154afaff17SEmmanuel Grumbach * local->quiescing = true; 21164afaff17SEmmanuel Grumbach * flush_workqueue(); 21174afaff17SEmmanuel Grumbach * queue_work(...); 21184afaff17SEmmanuel Grumbach * local->suspended = true; 21194afaff17SEmmanuel Grumbach * local->quiescing = false; 21204afaff17SEmmanuel Grumbach * worker starts running... 21214afaff17SEmmanuel Grumbach */ 21224afaff17SEmmanuel Grumbach if (local->suspended) 21234afaff17SEmmanuel Grumbach return false; 21244afaff17SEmmanuel Grumbach 21254afaff17SEmmanuel Grumbach return true; 21264afaff17SEmmanuel Grumbach } 21274afaff17SEmmanuel Grumbach 2128fa962b92SMichal Kazior int ieee80211_txq_setup_flows(struct ieee80211_local *local); 21292fe4a29aSToke Høiland-Jørgensen void ieee80211_txq_set_params(struct ieee80211_local *local); 2130fa962b92SMichal Kazior void ieee80211_txq_teardown_flows(struct ieee80211_local *local); 2131fa962b92SMichal Kazior void ieee80211_txq_init(struct ieee80211_sub_if_data *sdata, 2132ba8c3d6fSFelix Fietkau struct sta_info *sta, 2133ba8c3d6fSFelix Fietkau struct txq_info *txq, int tid); 2134fa962b92SMichal Kazior void ieee80211_txq_purge(struct ieee80211_local *local, 2135fa962b92SMichal Kazior struct txq_info *txqi); 21362a9e2579SJohannes Berg void ieee80211_txq_remove_vlan(struct ieee80211_local *local, 21372a9e2579SJohannes Berg struct ieee80211_sub_if_data *sdata); 21382fe4a29aSToke Høiland-Jørgensen void ieee80211_fill_txq_stats(struct cfg80211_txq_stats *txqstats, 21392fe4a29aSToke Høiland-Jørgensen struct txq_info *txqi); 2140da1cad73SAllen Pais void ieee80211_wake_txqs(struct tasklet_struct *t); 214146900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 2142700e8ea6SJouni Malinen u16 transaction, u16 auth_alg, u16 status, 21434a3cb702SJohannes Berg const u8 *extra, size_t extra_len, const u8 *bssid, 21441672c0e3SJohannes Berg const u8 *da, const u8 *key, u8 key_len, u8 key_idx, 21451672c0e3SJohannes Berg u32 tx_flags); 21466ae16775SAntonio Quartulli void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata, 21474b08d1b6SJohannes Berg const u8 *da, const u8 *bssid, 21484b08d1b6SJohannes Berg u16 stype, u16 reason, 21496ae16775SAntonio Quartulli bool send_frame, u8 *frame_buf); 215000387f32SJohannes Berg 215100387f32SJohannes Berg enum { 215200387f32SJohannes Berg IEEE80211_PROBE_FLAG_DIRECTED = BIT(0), 2153b9771d41SJohannes Berg IEEE80211_PROBE_FLAG_MIN_CONTENT = BIT(1), 2154b9771d41SJohannes Berg IEEE80211_PROBE_FLAG_RANDOM_SN = BIT(2), 215500387f32SJohannes Berg }; 215600387f32SJohannes Berg 21572ad2274cSIlan Peer int ieee80211_build_preq_ies(struct ieee80211_sub_if_data *sdata, u8 *buffer, 2158c56ef672SDavid Spinadel size_t buffer_len, 2159c56ef672SDavid Spinadel struct ieee80211_scan_ies *ie_desc, 2160c56ef672SDavid Spinadel const u8 *ie, size_t ie_len, 2161c56ef672SDavid Spinadel u8 bands_used, u32 *rate_masks, 216200387f32SJohannes Berg struct cfg80211_chan_def *chandef, 216300387f32SJohannes Berg u32 flags); 2164a619a4c0SJuuso Oikarinen struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, 2165a344d677SJohannes Berg const u8 *src, const u8 *dst, 2166a344d677SJohannes Berg u32 ratemask, 21676b77863bSJohannes Berg struct ieee80211_channel *chan, 2168a619a4c0SJuuso Oikarinen const u8 *ssid, size_t ssid_len, 2169a806c558SPaul Stewart const u8 *ie, size_t ie_len, 217000387f32SJohannes Berg u32 flags); 21712103dec1SSimon Wunderlich u32 ieee80211_sta_get_rates(struct ieee80211_sub_if_data *sdata, 217246900298SJohannes Berg struct ieee802_11_elems *elems, 217357fbcce3SJohannes Berg enum nl80211_band band, u32 *basic_rates); 2174687da132SEmmanuel Grumbach int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, 2175687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode); 217604ecd257SJohannes Berg void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata); 217721f659bfSEliad Peller void ieee80211_recalc_min_chandef(struct ieee80211_sub_if_data *sdata); 217846900298SJohannes Berg 21798e664fb3SJohannes Berg size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); 2180ef96a842SBen Greear u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 218142e7aa77SAlexander Simon u16 cap); 2182074d46d1SJohannes Berg u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 21834bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 218457f255f5SArik Nemtsov u16 prot_mode, bool rifs_mode); 218575d627d5SSimon Wunderlich void ieee80211_ie_build_wide_bw_cs(u8 *pos, 218675d627d5SSimon Wunderlich const struct cfg80211_chan_def *chandef); 2187ba0afa2fSMahesh Palivela u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 2188ba0afa2fSMahesh Palivela u32 cap); 2189fb28ec0cSArik Nemtsov u8 *ieee80211_ie_build_vht_oper(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 2190fb28ec0cSArik Nemtsov const struct cfg80211_chan_def *chandef); 219160ad72daSSven Eckelmann u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata, u8 iftype); 219241cbb0f5SLuca Coelho u8 *ieee80211_ie_build_he_cap(u8 *pos, 219341cbb0f5SLuca Coelho const struct ieee80211_sta_he_cap *he_cap, 219441cbb0f5SLuca Coelho u8 *end); 219524a2042cSRajkumar Manoharan void ieee80211_ie_build_he_6ghz_cap(struct ieee80211_sub_if_data *sdata, 219624a2042cSRajkumar Manoharan struct sk_buff *skb); 2197d1b7524bSRajkumar Manoharan u8 *ieee80211_ie_build_he_oper(u8 *pos, struct cfg80211_chan_def *chandef); 21982103dec1SSimon Wunderlich int ieee80211_parse_bitrates(struct cfg80211_chan_def *chandef, 21992103dec1SSimon Wunderlich const struct ieee80211_supported_band *sband, 22002103dec1SSimon Wunderlich const u8 *srates, int srates_len, u32 *rates); 2201fc8a7321SJohannes Berg int ieee80211_add_srates_ie(struct ieee80211_sub_if_data *sdata, 22026b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 220357fbcce3SJohannes Berg enum nl80211_band band); 2204fc8a7321SJohannes Berg int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata, 22056b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 220657fbcce3SJohannes Berg enum nl80211_band band); 220740b861a0SArik Nemtsov u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo); 22087957c6c8SThomas Pedersen void ieee80211_add_s1g_capab_ie(struct ieee80211_sub_if_data *sdata, 22097957c6c8SThomas Pedersen struct ieee80211_sta_s1g_cap *caps, 22107957c6c8SThomas Pedersen struct sk_buff *skb); 22111d00ce80SThomas Pedersen void ieee80211_add_aid_request_ie(struct ieee80211_sub_if_data *sdata, 22121d00ce80SThomas Pedersen struct sk_buff *skb); 22138e664fb3SJohannes Berg 2214f444de05SJohannes Berg /* channel management */ 22158ac3c704SJohannes Berg bool ieee80211_chandef_ht_oper(const struct ieee80211_ht_operation *ht_oper, 22164bf88530SJohannes Berg struct cfg80211_chan_def *chandef); 22172a333a0dSJohannes Berg bool ieee80211_chandef_vht_oper(struct ieee80211_hw *hw, u32 vht_cap_info, 22187eb26df2SJohannes Berg const struct ieee80211_vht_operation *oper, 22197eb26df2SJohannes Berg const struct ieee80211_ht_operation *htop, 2220abcff6efSJanusz.Dziedzic@tieto.com struct cfg80211_chan_def *chandef); 222157fa5e85SJohannes Berg bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata, 222257fa5e85SJohannes Berg const struct ieee80211_he_operation *he_oper, 222357fa5e85SJohannes Berg struct cfg80211_chan_def *chandef); 22241d00ce80SThomas Pedersen bool ieee80211_chandef_s1g_oper(const struct ieee80211_s1g_oper_ie *oper, 22251d00ce80SThomas Pedersen struct cfg80211_chan_def *chandef); 2226e6b7cde4SSimon Wunderlich u32 ieee80211_chandef_downgrade(struct cfg80211_chan_def *c); 2227f444de05SJohannes Berg 2228d01a1e65SMichal Kazior int __must_check 2229d01a1e65SMichal Kazior ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, 22304bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 2231d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode); 22322c9b7359SJohannes Berg int __must_check 223311335a55SLuciano Coelho ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, 223411335a55SLuciano Coelho const struct cfg80211_chan_def *chandef, 223509332481SMichal Kazior enum ieee80211_chanctx_mode mode, 223609332481SMichal Kazior bool radar_required); 223711335a55SLuciano Coelho int __must_check 22385bcae31dSMichal Kazior ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata); 223911335a55SLuciano Coelho int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata); 224011335a55SLuciano Coelho 224111335a55SLuciano Coelho int __must_check 22422c9b7359SJohannes Berg ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, 22432c9b7359SJohannes Berg const struct cfg80211_chan_def *chandef, 22442c9b7359SJohannes Berg u32 *changed); 2245d01a1e65SMichal Kazior void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata); 22464d76d21bSJohannes Berg void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata); 22471f4ac5a6SJohannes Berg void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, 22481f4ac5a6SJohannes Berg bool clear); 2249c0166da9SMichal Kazior int ieee80211_chanctx_refcount(struct ieee80211_local *local, 2250c0166da9SMichal Kazior struct ieee80211_chanctx *ctx); 2251d01a1e65SMichal Kazior 225204ecd257SJohannes Berg void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, 225304ecd257SJohannes Berg struct ieee80211_chanctx *chanctx); 225421f659bfSEliad Peller void ieee80211_recalc_chanctx_min_def(struct ieee80211_local *local, 225521f659bfSEliad Peller struct ieee80211_chanctx *ctx); 22565cbc95a7SEliad Peller bool ieee80211_is_radar_required(struct ieee80211_local *local); 2257164eb02dSSimon Wunderlich 2258164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer(unsigned long data); 2259164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer_work(struct work_struct *work); 2260164eb02dSSimon Wunderlich void ieee80211_dfs_cac_cancel(struct ieee80211_local *local); 2261164eb02dSSimon Wunderlich void ieee80211_dfs_radar_detected_work(struct work_struct *work); 2262c6da674aSChun-Yeow Yeoh int ieee80211_send_action_csa(struct ieee80211_sub_if_data *sdata, 2263c6da674aSChun-Yeow Yeoh struct cfg80211_csa_settings *csa_settings); 226404ecd257SJohannes Berg 22652475b1ccSMax Stepanov bool ieee80211_cs_valid(const struct ieee80211_cipher_scheme *cs); 22662475b1ccSMax Stepanov bool ieee80211_cs_list_valid(const struct ieee80211_cipher_scheme *cs, int n); 22672475b1ccSMax Stepanov const struct ieee80211_cipher_scheme * 22682475b1ccSMax Stepanov ieee80211_cs_get(struct ieee80211_local *local, u32 cipher, 22692475b1ccSMax Stepanov enum nl80211_iftype iftype); 22702475b1ccSMax Stepanov int ieee80211_cs_headroom(struct ieee80211_local *local, 22712475b1ccSMax Stepanov struct cfg80211_crypto_settings *crypto, 22722475b1ccSMax Stepanov enum nl80211_iftype iftype); 2273057d5f4bSThomas Pedersen void ieee80211_recalc_dtim(struct ieee80211_local *local, 2274057d5f4bSThomas Pedersen struct ieee80211_sub_if_data *sdata); 227573de86a3SLuciano Coelho int ieee80211_check_combinations(struct ieee80211_sub_if_data *sdata, 227673de86a3SLuciano Coelho const struct cfg80211_chan_def *chandef, 227773de86a3SLuciano Coelho enum ieee80211_chanctx_mode chanmode, 227873de86a3SLuciano Coelho u8 radar_detect); 22796fa001bcSMichal Kazior int ieee80211_max_num_channels(struct ieee80211_local *local); 22800fabfaafSArik Nemtsov enum nl80211_chan_width ieee80211_get_sta_bw(struct ieee80211_sta *sta); 22810fabfaafSArik Nemtsov void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local, 22820fabfaafSArik Nemtsov struct ieee80211_chanctx *ctx); 22832475b1ccSMax Stepanov 228495224fe8SArik Nemtsov /* TDLS */ 228595224fe8SArik Nemtsov int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, 22863b3a0162SJohannes Berg const u8 *peer, u8 action_code, u8 dialog_token, 228795224fe8SArik Nemtsov u16 status_code, u32 peer_capability, 228831fa97c5SArik Nemtsov bool initiator, const u8 *extra_ies, 228931fa97c5SArik Nemtsov size_t extra_ies_len); 229095224fe8SArik Nemtsov int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, 22913b3a0162SJohannes Berg const u8 *peer, enum nl80211_tdls_operation oper); 2292c10a1993SJohannes Berg void ieee80211_tdls_peer_del_work(struct work_struct *wk); 2293a7a6bdd0SArik Nemtsov int ieee80211_tdls_channel_switch(struct wiphy *wiphy, struct net_device *dev, 2294a7a6bdd0SArik Nemtsov const u8 *addr, u8 oper_class, 2295a7a6bdd0SArik Nemtsov struct cfg80211_chan_def *chandef); 2296a7a6bdd0SArik Nemtsov void ieee80211_tdls_cancel_channel_switch(struct wiphy *wiphy, 2297a7a6bdd0SArik Nemtsov struct net_device *dev, 2298a7a6bdd0SArik Nemtsov const u8 *addr); 2299d51c2ea3SArik Nemtsov void ieee80211_teardown_tdls_peers(struct ieee80211_sub_if_data *sdata); 2300c8ff71e6SArik Nemtsov void ieee80211_tdls_chsw_work(struct work_struct *wk); 230179c92ca4SYu Wang void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, 230279c92ca4SYu Wang const u8 *peer, u16 reason); 230379c92ca4SYu Wang const char *ieee80211_get_reason_code_string(u16 reason_code); 230405d10957SThomas Pedersen u16 ieee80211_encode_usf(int val); 230509a740ceSThomas Pedersen u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 230609a740ceSThomas Pedersen enum nl80211_iftype type); 230795224fe8SArik Nemtsov 2308b7ffbd7eSJohannes Berg extern const struct ethtool_ops ieee80211_ethtool_ops; 2309b7ffbd7eSJohannes Berg 2310db3e1c40SToke Høiland-Jørgensen u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw, 2311db3e1c40SToke Høiland-Jørgensen struct ieee80211_vif *vif, 2312db3e1c40SToke Høiland-Jørgensen struct ieee80211_sta *pubsta, 23133ff901cbSFelix Fietkau int len, bool ampdu); 2314f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 2315d9e8a70fSJohannes Berg #define debug_noinline noinline 2316d9e8a70fSJohannes Berg #else 2317d9e8a70fSJohannes Berg #define debug_noinline 2318d9e8a70fSJohannes Berg #endif 2319d9e8a70fSJohannes Berg 2320f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 2321