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 823a5f0afSJohannes Berg * Copyright (C) 2018-2022 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> 28779969e3SJohannes Berg #include <linux/rbtree.h> 29fe7a5d5cSJohannes Berg #include <net/ieee80211_radiotap.h> 3093da9cc1Scolin@cozybit.com #include <net/cfg80211.h> 3151cb6db0SDavid S. Miller #include <net/mac80211.h> 32fa962b92SMichal Kazior #include <net/fq.h> 332c8dccc7SJohannes Berg #include "key.h" 34f0706e82SJiri Benc #include "sta_info.h" 35bdcbd8e0SJohannes Berg #include "debug.h" 36f0706e82SJiri Benc 373beea351SJohannes Berg extern const struct cfg80211_ops mac80211_config_ops; 383beea351SJohannes Berg 399cfb0009SJohannes Berg struct ieee80211_local; 40f0706e82SJiri Benc 41f0706e82SJiri Benc /* Maximum number of broadcast/multicast frames to buffer when some of the 42f0706e82SJiri Benc * associated stations are using power saving. */ 43f0706e82SJiri Benc #define AP_MAX_BC_BUFFER 128 44f0706e82SJiri Benc 45f0706e82SJiri Benc /* Maximum number of frames buffered to all STAs, including multicast frames. 46f0706e82SJiri Benc * Note: increasing this limit increases the potential memory requirement. Each 47f0706e82SJiri Benc * frame can be up to about 2 kB long. */ 48f0706e82SJiri Benc #define TOTAL_MAX_TX_BUFFER 512 49f0706e82SJiri Benc 50f0706e82SJiri Benc /* Required encryption head and tailroom */ 51f0706e82SJiri Benc #define IEEE80211_ENCRYPT_HEADROOM 8 52765cb46aSJouni Malinen #define IEEE80211_ENCRYPT_TAILROOM 18 53f0706e82SJiri Benc 541ea6f9c0SJohannes Berg /* power level hasn't been configured (or set to automatic) */ 551ea6f9c0SJohannes Berg #define IEEE80211_UNSET_POWER_LEVEL INT_MIN 561ea6f9c0SJohannes Berg 57d6a4ed6fSArik Nemtsov /* 58aa75ebc2SMichal Kazior * Some APs experience problems when working with U-APSD. Decreasing the 59aa75ebc2SMichal Kazior * probability of that happening by using legacy mode for all ACs but VO isn't 60aa75ebc2SMichal Kazior * enough. 61aa75ebc2SMichal Kazior * 62aa75ebc2SMichal Kazior * Cisco 4410N originally forced us to enable VO by default only because it 63aa75ebc2SMichal Kazior * treated non-VO ACs as legacy. 64aa75ebc2SMichal Kazior * 65aa75ebc2SMichal Kazior * However some APs (notably Netgear R7000) silently reclassify packets to 66aa75ebc2SMichal Kazior * different ACs. Since u-APSD ACs require trigger frames for frame retrieval 67aa75ebc2SMichal Kazior * clients would never see some frames (e.g. ARP responses) or would fetch them 68aa75ebc2SMichal Kazior * accidentally after a long time. 69aa75ebc2SMichal Kazior * 70aa75ebc2SMichal Kazior * It makes little sense to enable u-APSD queues by default because it needs 71aa75ebc2SMichal Kazior * userspace applications to be aware of it to actually take advantage of the 72aa75ebc2SMichal Kazior * possible additional powersavings. Implicitly depending on driver autotrigger 73aa75ebc2SMichal Kazior * frame support doesn't make much sense. 74d6a4ed6fSArik Nemtsov */ 75aa75ebc2SMichal Kazior #define IEEE80211_DEFAULT_UAPSD_QUEUES 0 76ab13315aSKalle Valo 77ab13315aSKalle Valo #define IEEE80211_DEFAULT_MAX_SP_LEN \ 78ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 79ab13315aSKalle Valo 80f438ceb8SEmmanuel Grumbach extern const u8 ieee80211_ac_to_qos_mask[IEEE80211_NUM_ACS]; 81f438ceb8SEmmanuel Grumbach 826ae16775SAntonio Quartulli #define IEEE80211_DEAUTH_FRAME_LEN (24 /* hdr */ + 2 /* reason */) 836ae16775SAntonio Quartulli 84167e33f4SAyala Beker #define IEEE80211_MAX_NAN_INSTANCE_ID 255 85167e33f4SAyala Beker 868ccc0702SFelix Fietkau 878ccc0702SFelix Fietkau /* 888ccc0702SFelix Fietkau * Keep a station's queues on the active list for deficit accounting purposes 898ccc0702SFelix Fietkau * if it was active or queued during the last 100ms 908ccc0702SFelix Fietkau */ 918ccc0702SFelix Fietkau #define AIRTIME_ACTIVE_DURATION (HZ / 10) 928ccc0702SFelix Fietkau 93c2b13452SJohannes Berg struct ieee80211_bss { 94ef429dadSJohannes Berg u32 device_ts_beacon, device_ts_presp; 958c358bcdSJohannes Berg 9643ac2ca3SJouni Malinen bool wmm_used; 97ab13315aSKalle Valo bool uapsd_supported; 9800d3f14cSJohannes Berg 99f0706e82SJiri Benc #define IEEE80211_MAX_SUPP_RATES 32 100f0706e82SJiri Benc u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; 101f0706e82SJiri Benc size_t supp_rates_len; 102817cee76SAlexander Bondar struct ieee80211_rate *beacon_rate; 103f0706e82SJiri Benc 1042a333a0dSJohannes Berg u32 vht_cap_info; 1052a333a0dSJohannes Berg 10600d3f14cSJohannes Berg /* 10725985edcSLucas De Marchi * During association, we save an ERP value from a probe response so 1085628221cSDaniel Drake * that we can feed ERP info to the driver when handling the 1095628221cSDaniel Drake * association completes. these fields probably won't be up-to-date 11000d3f14cSJohannes Berg * otherwise, you probably don't want to use them. 11100d3f14cSJohannes Berg */ 11200d3f14cSJohannes Berg bool has_erp_value; 1135628221cSDaniel Drake u8 erp_value; 114fcff4f10SPaul Stewart 115fcff4f10SPaul Stewart /* Keep track of the corruption of the last beacon/probe response. */ 116fcff4f10SPaul Stewart u8 corrupt_data; 117fcff4f10SPaul Stewart 118fcff4f10SPaul Stewart /* Keep track of what bits of information we have valid info for. */ 119fcff4f10SPaul Stewart u8 valid_data; 120fcff4f10SPaul Stewart }; 121fcff4f10SPaul Stewart 122fcff4f10SPaul Stewart /** 123fcff4f10SPaul Stewart * enum ieee80211_corrupt_data_flags - BSS data corruption flags 124fcff4f10SPaul Stewart * @IEEE80211_BSS_CORRUPT_BEACON: last beacon frame received was corrupted 125fcff4f10SPaul Stewart * @IEEE80211_BSS_CORRUPT_PROBE_RESP: last probe response received was corrupted 126fcff4f10SPaul Stewart * 127fcff4f10SPaul Stewart * These are bss flags that are attached to a bss in the 128fcff4f10SPaul Stewart * @corrupt_data field of &struct ieee80211_bss. 129fcff4f10SPaul Stewart */ 130fcff4f10SPaul Stewart enum ieee80211_bss_corrupt_data_flags { 131fcff4f10SPaul Stewart IEEE80211_BSS_CORRUPT_BEACON = BIT(0), 132fcff4f10SPaul Stewart IEEE80211_BSS_CORRUPT_PROBE_RESP = BIT(1) 133fcff4f10SPaul Stewart }; 134fcff4f10SPaul Stewart 135fcff4f10SPaul Stewart /** 136fcff4f10SPaul Stewart * enum ieee80211_valid_data_flags - BSS valid data flags 137fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_WMM: WMM/UAPSD data was gathered from non-corrupt IE 138fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_RATES: Supported rates were gathered from non-corrupt IE 139fcff4f10SPaul Stewart * @IEEE80211_BSS_VALID_ERP: ERP flag was gathered from non-corrupt IE 140fcff4f10SPaul Stewart * 141fcff4f10SPaul Stewart * These are bss flags that are attached to a bss in the 142fcff4f10SPaul Stewart * @valid_data field of &struct ieee80211_bss. They show which parts 143d070f913SStephen Hemminger * of the data structure were received as a result of an un-corrupted 144fcff4f10SPaul Stewart * beacon/probe response. 145fcff4f10SPaul Stewart */ 146fcff4f10SPaul Stewart enum ieee80211_bss_valid_data_flags { 147fcff4f10SPaul Stewart IEEE80211_BSS_VALID_WMM = BIT(1), 148fcff4f10SPaul Stewart IEEE80211_BSS_VALID_RATES = BIT(2), 149fcff4f10SPaul Stewart IEEE80211_BSS_VALID_ERP = BIT(3) 150f0706e82SJiri Benc }; 151f0706e82SJiri Benc 1529efeccacSMichael S. Tsirkin typedef unsigned __bitwise ieee80211_tx_result; 1539ae54c84SJohannes Berg #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) 1549ae54c84SJohannes Berg #define TX_DROP ((__force ieee80211_tx_result) 1u) 1559ae54c84SJohannes Berg #define TX_QUEUED ((__force ieee80211_tx_result) 2u) 1569ae54c84SJohannes Berg 1575cf121c3SJohannes Berg #define IEEE80211_TX_UNICAST BIT(1) 1585cf121c3SJohannes Berg #define IEEE80211_TX_PS_BUFFERED BIT(2) 1599ae54c84SJohannes Berg 1605cf121c3SJohannes Berg struct ieee80211_tx_data { 161f0706e82SJiri Benc struct sk_buff *skb; 162252b86c4SJohannes Berg struct sk_buff_head skbs; 163f0706e82SJiri Benc struct ieee80211_local *local; 164f0706e82SJiri Benc struct ieee80211_sub_if_data *sdata; 165f0706e82SJiri Benc struct sta_info *sta; 166f0706e82SJiri Benc struct ieee80211_key *key; 1670d528d85SFelix Fietkau struct ieee80211_tx_rate rate; 1685cf121c3SJohannes Berg 169056cdd59SJohannes Berg unsigned int flags; 1705cf121c3SJohannes Berg }; 1715cf121c3SJohannes Berg 1725cf121c3SJohannes Berg 1739efeccacSMichael S. Tsirkin typedef unsigned __bitwise ieee80211_rx_result; 1745cf121c3SJohannes Berg #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) 1755cf121c3SJohannes Berg #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) 1765cf121c3SJohannes Berg #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) 1775cf121c3SJohannes Berg #define RX_QUEUED ((__force ieee80211_rx_result) 3u) 1785cf121c3SJohannes Berg 179554891e6SJohannes Berg /** 180554891e6SJohannes Berg * enum ieee80211_packet_rx_flags - packet RX flags 181554891e6SJohannes Berg * @IEEE80211_RX_AMSDU: a-MSDU packet 182554891e6SJohannes Berg * @IEEE80211_RX_MALFORMED_ACTION_FRM: action frame is malformed 1834cfda47bSChristian Lamparter * @IEEE80211_RX_DEFERRED_RELEASE: frame was subjected to receive reordering 184554891e6SJohannes Berg * 185554891e6SJohannes Berg * These are per-frame flags that are attached to a frame in the 186554891e6SJohannes Berg * @rx_flags field of &struct ieee80211_rx_status. 187554891e6SJohannes Berg */ 188554891e6SJohannes Berg enum ieee80211_packet_rx_flags { 189554891e6SJohannes Berg IEEE80211_RX_AMSDU = BIT(3), 190554891e6SJohannes Berg IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4), 1914cfda47bSChristian Lamparter IEEE80211_RX_DEFERRED_RELEASE = BIT(5), 192554891e6SJohannes Berg }; 193554891e6SJohannes Berg 194554891e6SJohannes Berg /** 195554891e6SJohannes Berg * enum ieee80211_rx_flags - RX data flags 196554891e6SJohannes Berg * 197554891e6SJohannes Berg * @IEEE80211_RX_CMNTR: received on cooked monitor already 198ee971924SJohannes Berg * @IEEE80211_RX_BEACON_REPORTED: This frame was already reported 199ee971924SJohannes Berg * to cfg80211_report_obss_beacon(). 200554891e6SJohannes Berg * 201554891e6SJohannes Berg * These flags are used across handling multiple interfaces 202554891e6SJohannes Berg * for a single frame. 203554891e6SJohannes Berg */ 204554891e6SJohannes Berg enum ieee80211_rx_flags { 205554891e6SJohannes Berg IEEE80211_RX_CMNTR = BIT(0), 206ee971924SJohannes Berg IEEE80211_RX_BEACON_REPORTED = BIT(1), 207554891e6SJohannes Berg }; 2085cf121c3SJohannes Berg 2095cf121c3SJohannes Berg struct ieee80211_rx_data { 210c5d1686bSFelix Fietkau struct list_head *list; 2115cf121c3SJohannes Berg struct sk_buff *skb; 2125cf121c3SJohannes Berg struct ieee80211_local *local; 2135cf121c3SJohannes Berg struct ieee80211_sub_if_data *sdata; 21456057da4SJohannes Berg struct ieee80211_link_data *link; 2155cf121c3SJohannes Berg struct sta_info *sta; 216ccdde7c7SJohannes Berg struct link_sta_info *link_sta; 2175cf121c3SJohannes Berg struct ieee80211_key *key; 218056cdd59SJohannes Berg 219056cdd59SJohannes Berg unsigned int flags; 2209e26297aSJohannes Berg 2219e26297aSJohannes Berg /* 2229e26297aSJohannes Berg * Index into sequence numbers array, 0..16 2239e26297aSJohannes Berg * since the last (16) is used for non-QoS, 2249e26297aSJohannes Berg * will be 16 on non-QoS frames. 2259e26297aSJohannes Berg */ 2269e26297aSJohannes Berg int seqno_idx; 2279e26297aSJohannes Berg 2289e26297aSJohannes Berg /* 2299e26297aSJohannes Berg * Index into the security IV/PN arrays, 0..16 2309e26297aSJohannes Berg * since the last (16) is used for CCMP-encrypted 2319e26297aSJohannes Berg * management frames, will be set to 16 on mgmt 2329e26297aSJohannes Berg * frames and 0 on non-QoS frames. 2339e26297aSJohannes Berg */ 2349e26297aSJohannes Berg int security_idx; 2359e26297aSJohannes Berg 236892b3bceSJohannes Berg int link_id; 237892b3bceSJohannes Berg 238bf30ca92SJohannes Berg union { 239bf30ca92SJohannes Berg struct { 240bf30ca92SJohannes Berg u32 iv32; 241bf30ca92SJohannes Berg u16 iv16; 242bf30ca92SJohannes Berg } tkip; 243bf30ca92SJohannes Berg struct { 244bf30ca92SJohannes Berg u8 pn[IEEE80211_CCMP_PN_LEN]; 245bf30ca92SJohannes Berg } ccm_gcm; 246bf30ca92SJohannes Berg }; 247f0706e82SJiri Benc }; 248f0706e82SJiri Benc 249af296bdbSMichal Kazior struct ieee80211_csa_settings { 250af296bdbSMichal Kazior const u16 *counter_offsets_beacon; 251af296bdbSMichal Kazior const u16 *counter_offsets_presp; 252af296bdbSMichal Kazior 253af296bdbSMichal Kazior int n_counter_offsets_beacon; 254af296bdbSMichal Kazior int n_counter_offsets_presp; 255af296bdbSMichal Kazior 256af296bdbSMichal Kazior u8 count; 257af296bdbSMichal Kazior }; 258af296bdbSMichal Kazior 2595f9404abSJohn Crispin struct ieee80211_color_change_settings { 2605f9404abSJohn Crispin u16 counter_offset_beacon; 2615f9404abSJohn Crispin u16 counter_offset_presp; 2625f9404abSJohn Crispin u8 count; 2635f9404abSJohn Crispin }; 2645f9404abSJohn Crispin 2655dfdaf58SJohannes Berg struct beacon_data { 2665dfdaf58SJohannes Berg u8 *head, *tail; 2675dfdaf58SJohannes Berg int head_len, tail_len; 26843552be1SThomas Pedersen struct ieee80211_meshconf_ie *meshconf; 2698552a434SJohn Crispin u16 cntdwn_counter_offsets[IEEE80211_MAX_CNTDWN_COUNTERS_NUM]; 2708552a434SJohn Crispin u8 cntdwn_current_counter; 2712b3171c6SLorenzo Bianconi struct cfg80211_mbssid_elems *mbssid_ies; 2728860020eSJohannes Berg struct rcu_head rcu_head; 2735dfdaf58SJohannes Berg }; 2745dfdaf58SJohannes Berg 275aa7a0080SEyal Shapira struct probe_resp { 276aa7a0080SEyal Shapira struct rcu_head rcu_head; 277aa7a0080SEyal Shapira int len; 2788552a434SJohn Crispin u16 cntdwn_counter_offsets[IEEE80211_MAX_CNTDWN_COUNTERS_NUM]; 2793c23215bSGustavo A. R. Silva u8 data[]; 280aa7a0080SEyal Shapira }; 281aa7a0080SEyal Shapira 282295b02c4SAloka Dixit struct fils_discovery_data { 283295b02c4SAloka Dixit struct rcu_head rcu_head; 284295b02c4SAloka Dixit int len; 285295b02c4SAloka Dixit u8 data[]; 286295b02c4SAloka Dixit }; 287295b02c4SAloka Dixit 288632189a0SAloka Dixit struct unsol_bcast_probe_resp_data { 289632189a0SAloka Dixit struct rcu_head rcu_head; 290632189a0SAloka Dixit int len; 291632189a0SAloka Dixit u8 data[]; 292632189a0SAloka Dixit }; 293632189a0SAloka Dixit 294d012a605SMarco Porsch struct ps_data { 295d012a605SMarco Porsch /* yes, this looks ugly, but guarantees that we can later use 296d012a605SMarco Porsch * bitmap_empty :) 297d012a605SMarco Porsch * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 2985fe2bb86SJoe Perches u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)] 2995fe2bb86SJoe Perches __aligned(__alignof__(unsigned long)); 300d012a605SMarco Porsch struct sk_buff_head bc_buf; 301d012a605SMarco Porsch atomic_t num_sta_ps; /* number of stations in PS mode */ 302d012a605SMarco Porsch int dtim_count; 303d012a605SMarco Porsch bool dtim_bc_mc; 304d012a605SMarco Porsch }; 305d012a605SMarco Porsch 306f0706e82SJiri Benc struct ieee80211_if_ap { 3074e141dadSMichal Kazior struct list_head vlans; /* write-protected with RTNL and local->mtx */ 3080ec3ca44SJohannes Berg 309d012a605SMarco Porsch struct ps_data ps; 310030ef8f8SFelix Fietkau atomic_t num_mcast_sta; /* number of stations receiving multicast */ 311687da132SEmmanuel Grumbach 312ebceec86SMichael Braun bool multicast_to_unicast; 313bfd8403aSJohannes Berg bool active; 314f0706e82SJiri Benc }; 315f0706e82SJiri Benc 316f0706e82SJiri Benc struct ieee80211_if_vlan { 3174e141dadSMichal Kazior struct list_head list; /* write-protected with RTNL and local->mtx */ 318f14543eeSFelix Fietkau 319f14543eeSFelix Fietkau /* used for all tx if the VLAN is configured to 4-addr mode */ 32040b275b6SJohannes Berg struct sta_info __rcu *sta; 32172f15d53SMichael Braun atomic_t num_mcast_sta; /* number of stations receiving multicast */ 322f0706e82SJiri Benc }; 323f0706e82SJiri Benc 324ee385855SLuis Carlos Cobo struct mesh_stats { 325c8a61a7dSDaniel Walker __u32 fwded_mcast; /* Mesh forwarded multicast frames */ 326c8a61a7dSDaniel Walker __u32 fwded_unicast; /* Mesh forwarded unicast frames */ 327c8a61a7dSDaniel Walker __u32 fwded_frames; /* Mesh total forwarded frames */ 328ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 329ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 330cfee66b0SJavier Cardona __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ 331ee385855SLuis Carlos Cobo }; 332ee385855SLuis Carlos Cobo 333ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 334ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 335ee385855SLuis Carlos Cobo struct mesh_preq_queue { 336ee385855SLuis Carlos Cobo struct list_head list; 337ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 338ee385855SLuis Carlos Cobo u8 flags; 339ee385855SLuis Carlos Cobo }; 340ee385855SLuis Carlos Cobo 3412eb278e0SJohannes Berg struct ieee80211_roc_work { 34277fdaa12SJohannes Berg struct list_head list; 343af6b6374SJohannes Berg 344af6b6374SJohannes Berg struct ieee80211_sub_if_data *sdata; 345af6b6374SJohannes Berg 346f679f65dSJohannes Berg struct ieee80211_channel *chan; 347af6b6374SJohannes Berg 3482eb278e0SJohannes Berg bool started, abort, hw_begun, notified; 349b4b177a5SJohannes Berg bool on_channel; 350f679f65dSJohannes Berg 351aaa016ccSJohannes Berg unsigned long start_time; 352e4da8c37SJohannes Berg 3532eb278e0SJohannes Berg u32 duration, req_duration; 354f30221e4SJohannes Berg struct sk_buff *frame; 35550febf6aSJohannes Berg u64 cookie, mgmt_tx_cookie; 356d339d5caSIlan Peer enum ieee80211_roc_type type; 35777fdaa12SJohannes Berg }; 35877fdaa12SJohannes Berg 35946900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 360ab1faeadSJohannes Berg enum ieee80211_sta_flags { 361b291ba11SJohannes Berg IEEE80211_STA_CONNECTION_POLL = BIT(1), 362b291ba11SJohannes Berg IEEE80211_STA_CONTROL_PORT = BIT(2), 363b291ba11SJohannes Berg IEEE80211_STA_MFP_ENABLED = BIT(6), 364ab13315aSKalle Valo IEEE80211_STA_UAPSD_ENABLED = BIT(7), 365375177bfSVivek Natarajan IEEE80211_STA_NULLFUNC_ACKED = BIT(8), 366cd2f5dd7SAssaf Krauss IEEE80211_STA_ENABLE_RRM = BIT(15), 367ba323e29SJohannes Berg }; 368ba323e29SJohannes Berg 369ba323e29SJohannes Berg typedef u32 __bitwise ieee80211_conn_flags_t; 370ba323e29SJohannes Berg 371ba323e29SJohannes Berg enum ieee80211_conn_flags { 372ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_HT = (__force ieee80211_conn_flags_t)BIT(0), 373ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_40MHZ = (__force ieee80211_conn_flags_t)BIT(1), 374ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_VHT = (__force ieee80211_conn_flags_t)BIT(2), 375ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_80P80MHZ = (__force ieee80211_conn_flags_t)BIT(3), 376ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_160MHZ = (__force ieee80211_conn_flags_t)BIT(4), 377ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_HE = (__force ieee80211_conn_flags_t)BIT(5), 378ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_EHT = (__force ieee80211_conn_flags_t)BIT(6), 379ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_320MHZ = (__force ieee80211_conn_flags_t)BIT(7), 380ab1faeadSJohannes Berg }; 381ab1faeadSJohannes Berg 38266e67e41SJohannes Berg struct ieee80211_mgd_auth_data { 38366e67e41SJohannes Berg struct cfg80211_bss *bss; 38466e67e41SJohannes Berg unsigned long timeout; 38566e67e41SJohannes Berg int tries; 38666e67e41SJohannes Berg u16 algorithm, expected_transaction; 38766e67e41SJohannes Berg 38866e67e41SJohannes Berg u8 key[WLAN_KEY_LEN_WEP104]; 38966e67e41SJohannes Berg u8 key_len, key_idx; 39094d9864cSJohannes Berg bool done, waiting; 391efb543e6SJouni Malinen bool peer_confirmed; 39289afe614SJohannes Berg bool timeout_started; 39366e67e41SJohannes Berg 39481151ce4SJohannes Berg u8 ap_addr[ETH_ALEN] __aligned(2); 39581151ce4SJohannes Berg 3966b8ece3aSJouni Malinen u16 sae_trans, sae_status; 3976b8ece3aSJouni Malinen size_t data_len; 3986b8ece3aSJouni Malinen u8 data[]; 39966e67e41SJohannes Berg }; 40066e67e41SJohannes Berg 40166e67e41SJohannes Berg struct ieee80211_mgd_assoc_data { 40281151ce4SJohannes Berg struct { 40366e67e41SJohannes Berg struct cfg80211_bss *bss; 40466e67e41SJohannes Berg 40581151ce4SJohannes Berg u8 addr[ETH_ALEN] __aligned(2); 40666e67e41SJohannes Berg 4079dde6423SJohannes Berg u8 ap_ht_param; 4089dde6423SJohannes Berg 409b08fbbd8SJohannes Berg struct ieee80211_vht_cap ap_vht_cap; 410b08fbbd8SJohannes Berg 41181151ce4SJohannes Berg size_t elems_len; 41281151ce4SJohannes Berg u8 *elems; /* pointing to inside ie[] below */ 41381151ce4SJohannes Berg 41481151ce4SJohannes Berg ieee80211_conn_flags_t conn_flags; 41581151ce4SJohannes Berg } link[IEEE80211_MLD_MAX_NUM_LINKS]; 41681151ce4SJohannes Berg 41781151ce4SJohannes Berg u8 ap_addr[ETH_ALEN] __aligned(2); 41881151ce4SJohannes Berg 41981151ce4SJohannes Berg /* this is for a workaround, so we use it only for non-MLO */ 42081151ce4SJohannes Berg const u8 *supp_rates; 42181151ce4SJohannes Berg u8 supp_rates_len; 42281151ce4SJohannes Berg 42381151ce4SJohannes Berg unsigned long timeout; 42481151ce4SJohannes Berg int tries; 42581151ce4SJohannes Berg 42681151ce4SJohannes Berg u8 prev_ap_addr[ETH_ALEN]; 42781151ce4SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 42881151ce4SJohannes Berg u8 ssid_len; 42981151ce4SJohannes Berg bool wmm, uapsd; 43081151ce4SJohannes Berg bool need_beacon; 43181151ce4SJohannes Berg bool synced; 43281151ce4SJohannes Berg bool timeout_started; 43381151ce4SJohannes Berg bool s1g; 43481151ce4SJohannes Berg 43581151ce4SJohannes Berg unsigned int assoc_link_id; 43681151ce4SJohannes Berg 43739404feeSJouni Malinen u8 fils_nonces[2 * FILS_NONCE_LEN]; 43839404feeSJouni Malinen u8 fils_kek[FILS_MAX_KEK_LEN]; 43939404feeSJouni Malinen size_t fils_kek_len; 44039404feeSJouni Malinen 44166e67e41SJohannes Berg size_t ie_len; 44281151ce4SJohannes Berg u8 *ie_pos; /* used to fill ie[] with link[].elems */ 44366e67e41SJohannes Berg u8 ie[]; 44466e67e41SJohannes Berg }; 44566e67e41SJohannes Berg 44602219b3aSJohannes Berg struct ieee80211_sta_tx_tspec { 44702219b3aSJohannes Berg /* timestamp of the first packet in the time slice */ 44802219b3aSJohannes Berg unsigned long time_slice_start; 44902219b3aSJohannes Berg 45002219b3aSJohannes Berg u32 admitted_time; /* in usecs, unlike over the air */ 45102219b3aSJohannes Berg u8 tsid; 45202219b3aSJohannes Berg s8 up; /* signed to be able to invalidate with -1 during teardown */ 45302219b3aSJohannes Berg 45402219b3aSJohannes Berg /* consumed TX time in microseconds in the time slice */ 45502219b3aSJohannes Berg u32 consumed_tx_time; 45602219b3aSJohannes Berg enum { 45702219b3aSJohannes Berg TX_TSPEC_ACTION_NONE = 0, 45802219b3aSJohannes Berg TX_TSPEC_ACTION_DOWNGRADE, 45902219b3aSJohannes Berg TX_TSPEC_ACTION_STOP_DOWNGRADE, 46002219b3aSJohannes Berg } action; 46102219b3aSJohannes Berg bool downgraded; 46202219b3aSJohannes Berg }; 46302219b3aSJohannes Berg 464eb1e011aSJohannes Berg DECLARE_EWMA(beacon_signal, 4, 4) 465338c17aeSJohannes Berg 46646900298SJohannes Berg struct ieee80211_if_managed { 467056cdd59SJohannes Berg struct timer_list timer; 468b291ba11SJohannes Berg struct timer_list conn_mon_timer; 469b291ba11SJohannes Berg struct timer_list bcn_mon_timer; 470b291ba11SJohannes Berg struct work_struct monitor_work; 4711e4dcd01SJuuso Oikarinen struct work_struct beacon_connection_loss_work; 472882a7c69SJohannes Berg struct work_struct csa_connection_drop_work; 47346900298SJohannes Berg 4747ccc8bd7SFelix Fietkau unsigned long beacon_timeout; 475b291ba11SJohannes Berg unsigned long probe_timeout; 476a43abf29SMaxim Levitsky int probe_send_count; 47704ac3c0eSFelix Fietkau bool nullfunc_failed; 4783f8a39ffSJohannes Berg u8 connection_loss:1, 4793f8a39ffSJohannes Berg driver_disconnect:1, 4805dfad108SJohannes Berg reconnect:1, 4815dfad108SJohannes Berg associated:1; 482b291ba11SJohannes Berg 48366e67e41SJohannes Berg struct ieee80211_mgd_auth_data *auth_data; 48466e67e41SJohannes Berg struct ieee80211_mgd_assoc_data *assoc_data; 48546900298SJohannes Berg 486965bedadSJohannes Berg bool powersave; /* powersave requested for this iface */ 48705cb9108SJohannes Berg bool broken_ap; /* AP is broken -- turn off powersave */ 488965bedadSJohannes Berg 489d6f2da5bSJiri Slaby unsigned int flags; 490f0706e82SJiri Benc 4911672c0e3SJohannes Berg bool status_acked; 4921672c0e3SJohannes Berg bool status_received; 4931672c0e3SJohannes Berg __le16 status_fc; 4941672c0e3SJohannes Berg 495fdfacf0aSJouni Malinen enum { 496fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 497fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 498fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 499fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 500fdfacf0aSJouni Malinen 501dc41e4d4SEliad Peller /* 502dc41e4d4SEliad Peller * Bitmask of enabled u-apsd queues, 503dc41e4d4SEliad Peller * IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association 504dc41e4d4SEliad Peller * to take effect. 505dc41e4d4SEliad Peller */ 506dc41e4d4SEliad Peller unsigned int uapsd_queues; 507dc41e4d4SEliad Peller 508dc41e4d4SEliad Peller /* 509dc41e4d4SEliad Peller * Maximum number of buffered frames AP can deliver during a 510dc41e4d4SEliad Peller * service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar. 511dc41e4d4SEliad Peller * Needs a new association to take effect. 512dc41e4d4SEliad Peller */ 513dc41e4d4SEliad Peller unsigned int uapsd_max_sp_len; 514dc41e4d4SEliad Peller 5159bc383deSJohannes Berg u8 use_4addr; 51617e4ec14SJouni Malinen 517615f7b9bSMeenakshi Venkataraman /* 518615f7b9bSMeenakshi Venkataraman * State variables for keeping track of RSSI of the AP currently 519615f7b9bSMeenakshi Venkataraman * connected to and informing driver when RSSI has gone 520615f7b9bSMeenakshi Venkataraman * below/above a certain threshold. 521615f7b9bSMeenakshi Venkataraman */ 522615f7b9bSMeenakshi Venkataraman int rssi_min_thold, rssi_max_thold; 523ef96a842SBen Greear 524ef96a842SBen Greear struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 525ef96a842SBen Greear struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 526dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa; /* configured VHT overrides */ 527dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa_mask; /* Valid parts of vht_capa */ 5287957c6c8SThomas Pedersen struct ieee80211_s1g_cap s1g_capa; /* configured S1G overrides */ 5297957c6c8SThomas Pedersen struct ieee80211_s1g_cap s1g_capa_mask; /* valid s1g_capa bits */ 53081dd2b88SArik Nemtsov 5311277b4a9SLiad Kaufman /* TDLS support */ 53281dd2b88SArik Nemtsov u8 tdls_peer[ETH_ALEN] __aligned(2); 53381dd2b88SArik Nemtsov struct delayed_work tdls_peer_del_work; 5341277b4a9SLiad Kaufman struct sk_buff *orig_teardown_skb; /* The original teardown skb */ 5351277b4a9SLiad Kaufman struct sk_buff *teardown_skb; /* A copy to send through the AP */ 5361277b4a9SLiad Kaufman spinlock_t teardown_lock; /* To lock changing teardown_skb */ 53782c0cc90SArik Nemtsov bool tdls_wider_bw_prohibited; 53802219b3aSJohannes Berg 53902219b3aSJohannes Berg /* WMM-AC TSPEC support */ 54002219b3aSJohannes Berg struct ieee80211_sta_tx_tspec tx_tspec[IEEE80211_NUM_ACS]; 54102219b3aSJohannes Berg /* Use a separate work struct so that we can do something here 54202219b3aSJohannes Berg * while the sdata->work is flushing the queues, for example. 54302219b3aSJohannes Berg * otherwise, in scenarios where we hardly get any traffic out 54402219b3aSJohannes Berg * on the BE queue, but there's a lot of VO traffic, we might 54502219b3aSJohannes Berg * get stuck in a downgraded situation and flush takes forever. 54602219b3aSJohannes Berg */ 54702219b3aSJohannes Berg struct delayed_work tx_tspec_wk; 5484d9ec73dSJouni Malinen 5494d9ec73dSJouni Malinen /* Information elements from the last transmitted (Re)Association 5504d9ec73dSJouni Malinen * Request frame. 5514d9ec73dSJouni Malinen */ 5524d9ec73dSJouni Malinen u8 *assoc_req_ies; 5534d9ec73dSJouni Malinen size_t assoc_req_ies_len; 554f0706e82SJiri Benc }; 555f0706e82SJiri Benc 55646900298SJohannes Berg struct ieee80211_if_ibss { 55746900298SJohannes Berg struct timer_list timer; 558cd7760e6SSimon Wunderlich struct work_struct csa_connection_drop_work; 55946900298SJohannes Berg 560af8cdcd8SJohannes Berg unsigned long last_scan_completed; 5615bb644a0SJohannes Berg 562fbd2c8dcSTeemu Paasikivi u32 basic_rates; 563fbd2c8dcSTeemu Paasikivi 564af8cdcd8SJohannes Berg bool fixed_bssid; 565af8cdcd8SJohannes Berg bool fixed_channel; 566fffd0934SJohannes Berg bool privacy; 56746900298SJohannes Berg 568267335d6SAntonio Quartulli bool control_port; 5698e8d347dSSimon Wunderlich bool userspace_handles_dfs; 570267335d6SAntonio Quartulli 5714d196e4bSFelix Fietkau u8 bssid[ETH_ALEN] __aligned(2); 572af8cdcd8SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 573af8cdcd8SJohannes Berg u8 ssid_len, ie_len; 574af8cdcd8SJohannes Berg u8 *ie; 5753aede78aSSimon Wunderlich struct cfg80211_chan_def chandef; 57646900298SJohannes Berg 57746900298SJohannes Berg unsigned long ibss_join_req; 578af8cdcd8SJohannes Berg /* probe response/beacon for IBSS */ 579c3ffeab4SJohannes Berg struct beacon_data __rcu *presp; 58046900298SJohannes Berg 581822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 582822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 583822854b0SSimon Wunderlich 5848bf11d8dSJohannes Berg spinlock_t incomplete_lock; 5858bf11d8dSJohannes Berg struct list_head incomplete_stations; 5868bf11d8dSJohannes Berg 58746900298SJohannes Berg enum { 58846900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 58946900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 59046900298SJohannes Berg } state; 59146900298SJohannes Berg }; 59246900298SJohannes Berg 593dbf498fbSJavier Cardona /** 594239281f8SRostislav Lisovy * struct ieee80211_if_ocb - OCB mode state 595239281f8SRostislav Lisovy * 596239281f8SRostislav Lisovy * @housekeeping_timer: timer for periodic invocation of a housekeeping task 597239281f8SRostislav Lisovy * @wrkq_flags: OCB deferred task action 598239281f8SRostislav Lisovy * @incomplete_lock: delayed STA insertion lock 599239281f8SRostislav Lisovy * @incomplete_stations: list of STAs waiting for delayed insertion 600239281f8SRostislav Lisovy * @joined: indication if the interface is connected to an OCB network 601239281f8SRostislav Lisovy */ 602239281f8SRostislav Lisovy struct ieee80211_if_ocb { 603239281f8SRostislav Lisovy struct timer_list housekeeping_timer; 604239281f8SRostislav Lisovy unsigned long wrkq_flags; 605239281f8SRostislav Lisovy 606239281f8SRostislav Lisovy spinlock_t incomplete_lock; 607239281f8SRostislav Lisovy struct list_head incomplete_stations; 608239281f8SRostislav Lisovy 609239281f8SRostislav Lisovy bool joined; 610239281f8SRostislav Lisovy }; 611239281f8SRostislav Lisovy 612239281f8SRostislav Lisovy /** 613dbf498fbSJavier Cardona * struct ieee80211_mesh_sync_ops - Extensible synchronization framework interface 614dbf498fbSJavier Cardona * 615dbf498fbSJavier Cardona * these declarations define the interface, which enables 616dbf498fbSJavier Cardona * vendor-specific mesh synchronization 617dbf498fbSJavier Cardona * 618dbf498fbSJavier Cardona */ 619dbf498fbSJavier Cardona struct ieee802_11_elems; 620dbf498fbSJavier Cardona struct ieee80211_mesh_sync_ops { 621a5b983c6SJohannes Berg void (*rx_bcn_presp)(struct ieee80211_sub_if_data *sdata, u16 stype, 622a5b983c6SJohannes Berg struct ieee80211_mgmt *mgmt, unsigned int len, 623a5b983c6SJohannes Berg const struct ieee80211_meshconf_ie *mesh_cfg, 624dbf498fbSJavier Cardona struct ieee80211_rx_status *rx_status); 62543552be1SThomas Pedersen 62643552be1SThomas Pedersen /* should be called with beacon_data under RCU read lock */ 627445cd452SMasashi Honma void (*adjust_tsf)(struct ieee80211_sub_if_data *sdata, 62843552be1SThomas Pedersen struct beacon_data *beacon); 629dbf498fbSJavier Cardona /* add other framework functions here */ 630dbf498fbSJavier Cardona }; 631dbf498fbSJavier Cardona 632b8456a14SChun-Yeow Yeoh struct mesh_csa_settings { 633b8456a14SChun-Yeow Yeoh struct rcu_head rcu_head; 634b8456a14SChun-Yeow Yeoh struct cfg80211_csa_settings settings; 635b8456a14SChun-Yeow Yeoh }; 636b8456a14SChun-Yeow Yeoh 6378b5cb7e4SPavel Skripkin /** 6388b5cb7e4SPavel Skripkin * struct mesh_table 6398b5cb7e4SPavel Skripkin * 6408b5cb7e4SPavel Skripkin * @known_gates: list of known mesh gates and their mpaths by the station. The 6418b5cb7e4SPavel Skripkin * gate's mpath may or may not be resolved and active. 6428b5cb7e4SPavel Skripkin * @gates_lock: protects updates to known_gates 6438b5cb7e4SPavel Skripkin * @rhead: the rhashtable containing struct mesh_paths, keyed by dest addr 6448b5cb7e4SPavel Skripkin * @walk_head: linked list containing all mesh_path objects 6458b5cb7e4SPavel Skripkin * @walk_lock: lock protecting walk_head 6468b5cb7e4SPavel Skripkin * @entries: number of entries in the table 6478b5cb7e4SPavel Skripkin */ 6488b5cb7e4SPavel Skripkin struct mesh_table { 6498b5cb7e4SPavel Skripkin struct hlist_head known_gates; 6508b5cb7e4SPavel Skripkin spinlock_t gates_lock; 6518b5cb7e4SPavel Skripkin struct rhashtable rhead; 6528b5cb7e4SPavel Skripkin struct hlist_head walk_head; 6538b5cb7e4SPavel Skripkin spinlock_t walk_lock; 6548b5cb7e4SPavel Skripkin atomic_t entries; /* Up to MAX_MESH_NEIGHBOURS */ 6558b5cb7e4SPavel Skripkin }; 6568b5cb7e4SPavel Skripkin 657472dbc45SJohannes Berg struct ieee80211_if_mesh { 658472dbc45SJohannes Berg struct timer_list housekeeping_timer; 659472dbc45SJohannes Berg struct timer_list mesh_path_timer; 660e304bfd3SRui Paulo struct timer_list mesh_path_root_timer; 661472dbc45SJohannes Berg 66218889231SJavier Cardona unsigned long wrkq_flags; 663f81a9dedSThomas Pedersen unsigned long mbss_changed; 664472dbc45SJohannes Berg 6650ab2e55dSBenjamin Berg bool userspace_handles_dfs; 6660ab2e55dSBenjamin Berg 667472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 668472dbc45SJohannes Berg size_t mesh_id_len; 669472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 6703491707aSRui Paulo u8 mesh_pp_id; 671472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 6723491707aSRui Paulo u8 mesh_pm_id; 673472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 6743491707aSRui Paulo u8 mesh_cc_id; 6759e03fdfdSJavier Cardona /* Synchronization Protocol Identifier */ 6763491707aSRui Paulo u8 mesh_sp_id; 6779e03fdfdSJavier Cardona /* Authentication Protocol Identifier */ 6783491707aSRui Paulo u8 mesh_auth_id; 679d19b3bf6SRui Paulo /* Local mesh Sequence Number */ 680d19b3bf6SRui Paulo u32 sn; 681472dbc45SJohannes Berg /* Last used PREQ ID */ 682472dbc45SJohannes Berg u32 preq_id; 683472dbc45SJohannes Berg atomic_t mpaths; 684d19b3bf6SRui Paulo /* Timestamp of last SN update */ 685d19b3bf6SRui Paulo unsigned long last_sn_update; 686dca7e943SThomas Pedersen /* Time when it's ok to send next PERR */ 687dca7e943SThomas Pedersen unsigned long next_perr; 688dca7e943SThomas Pedersen /* Timestamp of last PREQ sent */ 689472dbc45SJohannes Berg unsigned long last_preq; 690472dbc45SJohannes Berg struct mesh_rmc *rmc; 691472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 692472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 693472dbc45SJohannes Berg int preq_queue_len; 694472dbc45SJohannes Berg struct mesh_stats mshstats; 695472dbc45SJohannes Berg struct mesh_config mshcfg; 6961258d976SAshok Nagarajan atomic_t estab_plinks; 697472dbc45SJohannes Berg u32 mesh_seqnum; 698472dbc45SJohannes Berg bool accepting_plinks; 6995ee68e5bSJavier Cardona int num_gates; 7002b5e1967SThomas Pedersen struct beacon_data __rcu *beacon; 701581a8b0fSJavier Cardona const u8 *ie; 702581a8b0fSJavier Cardona u8 ie_len; 703b130e5ceSJavier Cardona enum { 704b130e5ceSJavier Cardona IEEE80211_MESH_SEC_NONE = 0x0, 705b130e5ceSJavier Cardona IEEE80211_MESH_SEC_AUTHED = 0x1, 706b130e5ceSJavier Cardona IEEE80211_MESH_SEC_SECURED = 0x2, 707b130e5ceSJavier Cardona } security; 708a6dad6a2SThomas Pedersen bool user_mpm; 709dbf498fbSJavier Cardona /* Extensible Synchronization Framework */ 7108ba7acf3SJohannes Berg const struct ieee80211_mesh_sync_ops *sync_ops; 711dbf498fbSJavier Cardona s64 sync_offset_clockdrift_max; 712dbf498fbSJavier Cardona spinlock_t sync_offset_lock; 7133f52b7e3SMarco Porsch /* mesh power save */ 7143f52b7e3SMarco Porsch enum nl80211_mesh_power_mode nonpeer_pm; 7153f52b7e3SMarco Porsch int ps_peers_light_sleep; 7163f52b7e3SMarco Porsch int ps_peers_deep_sleep; 7173f52b7e3SMarco Porsch struct ps_data ps; 7188f2535b9SChun-Yeow Yeoh /* Channel Switching Support */ 719b8456a14SChun-Yeow Yeoh struct mesh_csa_settings __rcu *csa; 7200cb4d4dcSLuciano Coelho enum { 7210cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_NONE, 7220cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_INIT, 7230cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_REPEATER, 7240cb4d4dcSLuciano Coelho } csa_role; 725b8456a14SChun-Yeow Yeoh u8 chsw_ttl; 7268f2535b9SChun-Yeow Yeoh u16 pre_value; 72743552be1SThomas Pedersen 72843552be1SThomas Pedersen /* offset from skb->data while building IE */ 72943552be1SThomas Pedersen int meshconf_offset; 7302bdaf386SBob Copeland 7318b5cb7e4SPavel Skripkin struct mesh_table mesh_paths; 7328b5cb7e4SPavel Skripkin struct mesh_table mpp_paths; /* Store paths for MPP&MAP */ 7332bdaf386SBob Copeland int mesh_paths_generation; 7342bdaf386SBob Copeland int mpp_paths_generation; 735472dbc45SJohannes Berg }; 736902acc78SJohannes Berg 737902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 738472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 739472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 740902acc78SJohannes Berg #else 741472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 742902acc78SJohannes Berg do { } while (0) 743902acc78SJohannes Berg #endif 744f0706e82SJiri Benc 745213cd118SJohannes Berg /** 746213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 747213cd118SJohannes Berg * 748213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 749213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 750213cd118SJohannes Berg * associated stations and deliver multicast frames both 751213cd118SJohannes Berg * back to wireless media and to the local net stack. 75295acac61SJohannes Berg * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. 7537b7eab6fSJohannes Berg * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver 7547d352ccfSYoughandhar Chintala * @IEEE80211_SDATA_DISCONNECT_HW_RESTART: Disconnect after hardware restart 7557d352ccfSYoughandhar Chintala * recovery 756213cd118SJohannes Berg */ 757213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 758213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 7597986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 76095acac61SJohannes Berg IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), 7617b7eab6fSJohannes Berg IEEE80211_SDATA_IN_DRIVER = BIT(5), 7627d352ccfSYoughandhar Chintala IEEE80211_SDATA_DISCONNECT_HW_RESTART = BIT(6), 763213cd118SJohannes Berg }; 764213cd118SJohannes Berg 76534d4bc4dSJohannes Berg /** 76634d4bc4dSJohannes Berg * enum ieee80211_sdata_state_bits - virtual interface state bits 76734d4bc4dSJohannes Berg * @SDATA_STATE_RUNNING: virtual interface is up & running; this 76834d4bc4dSJohannes Berg * mirrors netif_running() but is separate for interface type 76934d4bc4dSJohannes Berg * change handling while the interface is up 7705b714c6aSJohannes Berg * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel 7715b714c6aSJohannes Berg * mode, so queues are stopped 772d6a83228SJohannes Berg * @SDATA_STATE_OFFCHANNEL_BEACON_STOPPED: Beaconing was stopped due 773d6a83228SJohannes Berg * to offchannel, reset when offchannel returns 77434d4bc4dSJohannes Berg */ 77534d4bc4dSJohannes Berg enum ieee80211_sdata_state_bits { 77634d4bc4dSJohannes Berg SDATA_STATE_RUNNING, 7775b714c6aSJohannes Berg SDATA_STATE_OFFCHANNEL, 778d6a83228SJohannes Berg SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, 77934d4bc4dSJohannes Berg }; 78034d4bc4dSJohannes Berg 781d01a1e65SMichal Kazior /** 782d01a1e65SMichal Kazior * enum ieee80211_chanctx_mode - channel context configuration mode 783d01a1e65SMichal Kazior * 784d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_SHARED: channel context may be used by 785d01a1e65SMichal Kazior * multiple interfaces 786d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_EXCLUSIVE: channel context can be used 787d01a1e65SMichal Kazior * only by a single interface. This can be used for example for 788d01a1e65SMichal Kazior * non-fixed channel IBSS. 789d01a1e65SMichal Kazior */ 790d01a1e65SMichal Kazior enum ieee80211_chanctx_mode { 791d01a1e65SMichal Kazior IEEE80211_CHANCTX_SHARED, 792d01a1e65SMichal Kazior IEEE80211_CHANCTX_EXCLUSIVE 793d01a1e65SMichal Kazior }; 794d01a1e65SMichal Kazior 7955bcae31dSMichal Kazior /** 7965bcae31dSMichal Kazior * enum ieee80211_chanctx_replace_state - channel context replacement state 7975bcae31dSMichal Kazior * 7985bcae31dSMichal Kazior * This is used for channel context in-place reservations that require channel 7995bcae31dSMichal Kazior * context switch/swap. 8005bcae31dSMichal Kazior * 8015bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACE_NONE: no replacement is taking place 8025bcae31dSMichal Kazior * @IEEE80211_CHANCTX_WILL_BE_REPLACED: this channel context will be replaced 8035bcae31dSMichal Kazior * by a (not yet registered) channel context pointed by %replace_ctx. 8045bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACES_OTHER: this (not yet registered) channel context 8055bcae31dSMichal Kazior * replaces an existing channel context pointed to by %replace_ctx. 8065bcae31dSMichal Kazior */ 8075bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state { 8085bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACE_NONE, 8095bcae31dSMichal Kazior IEEE80211_CHANCTX_WILL_BE_REPLACED, 8105bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACES_OTHER, 8115bcae31dSMichal Kazior }; 8125bcae31dSMichal Kazior 813d01a1e65SMichal Kazior struct ieee80211_chanctx { 814d01a1e65SMichal Kazior struct list_head list; 815d01a1e65SMichal Kazior struct rcu_head rcu_head; 816d01a1e65SMichal Kazior 817b4f85443SJohannes Berg struct list_head assigned_links; 818b4f85443SJohannes Berg struct list_head reserved_links; 819484298adSMichal Kazior 8205bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state replace_state; 8215bcae31dSMichal Kazior struct ieee80211_chanctx *replace_ctx; 8225bcae31dSMichal Kazior 823d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode; 8248a61af65SJohannes Berg bool driver_present; 825d01a1e65SMichal Kazior 826d01a1e65SMichal Kazior struct ieee80211_chanctx_conf conf; 827d01a1e65SMichal Kazior }; 828d01a1e65SMichal Kazior 82932db6b54SKyeyoon Park struct mac80211_qos_map { 83032db6b54SKyeyoon Park struct cfg80211_qos_map qos_map; 83132db6b54SKyeyoon Park struct rcu_head rcu_head; 83232db6b54SKyeyoon Park }; 83332db6b54SKyeyoon Park 834ba8c3d6fSFelix Fietkau enum txq_info_flags { 835ba8c3d6fSFelix Fietkau IEEE80211_TXQ_STOP, 836ba8c3d6fSFelix Fietkau IEEE80211_TXQ_AMPDU, 8376e0456b5SFelix Fietkau IEEE80211_TXQ_NO_AMSDU, 83821a5d4c3SManikanta Pubbisetty IEEE80211_TXQ_STOP_NETIF_TX, 839ba8c3d6fSFelix Fietkau }; 840ba8c3d6fSFelix Fietkau 841fa962b92SMichal Kazior /** 842fa962b92SMichal Kazior * struct txq_info - per tid queue 843fa962b92SMichal Kazior * 844fa962b92SMichal Kazior * @tin: contains packets split into multiple flows 845fa962b92SMichal Kazior * @def_flow: used as a fallback flow when a packet destined to @tin hashes to 846fa962b92SMichal Kazior * a fq_flow which is already owned by a different tin 8475caa328eSMichal Kazior * @def_cvars: codel vars for @def_flow 8482433647bSToke Høiland-Jørgensen * @frags: used to keep fragments created after dequeue 849942741daSFelix Fietkau * @schedule_order: used with ieee80211_local->active_txqs 850942741daSFelix Fietkau * @schedule_round: counter to prevent infinite loops on TXQ scheduling 851fa962b92SMichal Kazior */ 852ba8c3d6fSFelix Fietkau struct txq_info { 853fa962b92SMichal Kazior struct fq_tin tin; 8545caa328eSMichal Kazior struct codel_vars def_cvars; 8558d51dbb8SToke Høiland-Jørgensen struct codel_stats cstats; 856942741daSFelix Fietkau 857942741daSFelix Fietkau u16 schedule_round; 858942741daSFelix Fietkau struct list_head schedule_order; 859c74025f4SJohannes Berg 860c74025f4SJohannes Berg struct sk_buff_head frags; 861942741daSFelix Fietkau 862ba8c3d6fSFelix Fietkau unsigned long flags; 863ba8c3d6fSFelix Fietkau 864ba8c3d6fSFelix Fietkau /* keep last! */ 865ba8c3d6fSFelix Fietkau struct ieee80211_txq txq; 866ba8c3d6fSFelix Fietkau }; 867ba8c3d6fSFelix Fietkau 868d8212184SAviya Erenfeld struct ieee80211_if_mntr { 869d8212184SAviya Erenfeld u32 flags; 87042bd20d9SAviya Erenfeld u8 mu_follow_addr[ETH_ALEN] __aligned(2); 871f64331d5SJohannes Berg 872f64331d5SJohannes Berg struct list_head list; 873d8212184SAviya Erenfeld }; 874d8212184SAviya Erenfeld 8755953ff6dSAyala Beker /** 8765953ff6dSAyala Beker * struct ieee80211_if_nan - NAN state 8775953ff6dSAyala Beker * 8785953ff6dSAyala Beker * @conf: current NAN configuration 879167e33f4SAyala Beker * @func_ids: a bitmap of available instance_id's 8805953ff6dSAyala Beker */ 8815953ff6dSAyala Beker struct ieee80211_if_nan { 8825953ff6dSAyala Beker struct cfg80211_nan_conf conf; 883167e33f4SAyala Beker 884167e33f4SAyala Beker /* protects function_inst_ids */ 885167e33f4SAyala Beker spinlock_t func_lock; 886167e33f4SAyala Beker struct idr function_inst_ids; 8875953ff6dSAyala Beker }; 8885953ff6dSAyala Beker 889bfd8403aSJohannes Berg struct ieee80211_link_data_managed { 890bfd8403aSJohannes Berg u8 bssid[ETH_ALEN] __aligned(2); 891bfd8403aSJohannes Berg 892bfd8403aSJohannes Berg u8 dtim_period; 893bfd8403aSJohannes Berg enum ieee80211_smps_mode req_smps, /* requested smps mode */ 894bfd8403aSJohannes Berg driver_smps_mode; /* smps mode request */ 895bfd8403aSJohannes Berg 896ba323e29SJohannes Berg ieee80211_conn_flags_t conn_flags; 897ba323e29SJohannes Berg 898bfd8403aSJohannes Berg s16 p2p_noa_index; 899bfd8403aSJohannes Berg 900ab3a830dSJohannes Berg bool tdls_chan_switch_prohibited; 901ab3a830dSJohannes Berg 902bfd8403aSJohannes Berg bool have_beacon; 90342ed6748SJohannes Berg bool tracking_signal_avg; 9046359598dSJohannes Berg bool disable_wmm_tracking; 90539eac2deSJohannes Berg bool operating_11g_mode; 906bfd8403aSJohannes Berg 907bfd8403aSJohannes Berg bool csa_waiting_bcn; 908bfd8403aSJohannes Berg bool csa_ignored_same_chan; 9095bd5666dSJohannes Berg struct timer_list chswitch_timer; 9105bd5666dSJohannes Berg struct work_struct chswitch_work; 911bfd8403aSJohannes Berg 912bfd8403aSJohannes Berg struct work_struct request_smps_work; 913bfd8403aSJohannes Berg bool beacon_crc_valid; 914bfd8403aSJohannes Berg u32 beacon_crc; 915bfd8403aSJohannes Berg struct ewma_beacon_signal ave_beacon_signal; 916bfd8403aSJohannes Berg int last_ave_beacon_signal; 917bfd8403aSJohannes Berg 918bfd8403aSJohannes Berg /* 919bfd8403aSJohannes Berg * Number of Beacon frames used in ave_beacon_signal. This can be used 920bfd8403aSJohannes Berg * to avoid generating less reliable cqm events that would be based 921bfd8403aSJohannes Berg * only on couple of received frames. 922bfd8403aSJohannes Berg */ 923bfd8403aSJohannes Berg unsigned int count_beacon_signal; 924bfd8403aSJohannes Berg 925bfd8403aSJohannes Berg /* Number of times beacon loss was invoked. */ 926bfd8403aSJohannes Berg unsigned int beacon_loss_count; 927bfd8403aSJohannes Berg 928bfd8403aSJohannes Berg /* 929bfd8403aSJohannes Berg * Last Beacon frame signal strength average (ave_beacon_signal / 16) 930bfd8403aSJohannes Berg * that triggered a cqm event. 0 indicates that no event has been 931bfd8403aSJohannes Berg * generated for the current association. 932bfd8403aSJohannes Berg */ 933bfd8403aSJohannes Berg int last_cqm_event_signal; 934bfd8403aSJohannes Berg 935bfd8403aSJohannes Berg int wmm_last_param_set; 936bfd8403aSJohannes Berg int mu_edca_last_param_set; 937bfd8403aSJohannes Berg 938bfd8403aSJohannes Berg struct cfg80211_bss *bss; 939bfd8403aSJohannes Berg }; 940bfd8403aSJohannes Berg 941bfd8403aSJohannes Berg struct ieee80211_link_data_ap { 942bfd8403aSJohannes Berg struct beacon_data __rcu *beacon; 943bfd8403aSJohannes Berg struct probe_resp __rcu *probe_resp; 944bfd8403aSJohannes Berg struct fils_discovery_data __rcu *fils_discovery; 945bfd8403aSJohannes Berg struct unsol_bcast_probe_resp_data __rcu *unsol_bcast_probe_resp; 946bfd8403aSJohannes Berg 947bfd8403aSJohannes Berg /* to be used after channel switch. */ 948bfd8403aSJohannes Berg struct cfg80211_beacon_data *next_beacon; 949bfd8403aSJohannes Berg }; 950bfd8403aSJohannes Berg 951bfd8403aSJohannes Berg struct ieee80211_link_data { 952b4f85443SJohannes Berg struct ieee80211_sub_if_data *sdata; 953b4f85443SJohannes Berg unsigned int link_id; 954b4f85443SJohannes Berg 955b4f85443SJohannes Berg struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ 956b4f85443SJohannes Berg struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ 957b4f85443SJohannes Berg 958bfd8403aSJohannes Berg /* multicast keys only */ 959bfd8403aSJohannes Berg struct ieee80211_key __rcu *gtk[NUM_DEFAULT_KEYS + 960bfd8403aSJohannes Berg NUM_DEFAULT_MGMT_KEYS + 961bfd8403aSJohannes Berg NUM_DEFAULT_BEACON_KEYS]; 962bfd8403aSJohannes Berg struct ieee80211_key __rcu *default_multicast_key; 963bfd8403aSJohannes Berg struct ieee80211_key __rcu *default_mgmt_key; 964bfd8403aSJohannes Berg struct ieee80211_key __rcu *default_beacon_key; 965bfd8403aSJohannes Berg 966bfd8403aSJohannes Berg struct work_struct csa_finalize_work; 967bfd8403aSJohannes Berg bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ 96839eac2deSJohannes Berg 96939eac2deSJohannes Berg bool operating_11g_mode; 97039eac2deSJohannes Berg 971bfd8403aSJohannes Berg struct cfg80211_chan_def csa_chandef; 972bfd8403aSJohannes Berg 973bfd8403aSJohannes Berg struct work_struct color_change_finalize_work; 974bfd8403aSJohannes Berg 975bfd8403aSJohannes Berg /* context reservation -- protected with chanctx_mtx */ 976bfd8403aSJohannes Berg struct ieee80211_chanctx *reserved_chanctx; 977bfd8403aSJohannes Berg struct cfg80211_chan_def reserved_chandef; 978bfd8403aSJohannes Berg bool reserved_radar_required; 979bfd8403aSJohannes Berg bool reserved_ready; 980bfd8403aSJohannes Berg 981bfd8403aSJohannes Berg u8 needed_rx_chains; 982bfd8403aSJohannes Berg enum ieee80211_smps_mode smps_mode; 983bfd8403aSJohannes Berg 984bfd8403aSJohannes Berg int user_power_level; /* in dBm */ 985bfd8403aSJohannes Berg int ap_power_level; /* in dBm */ 986bfd8403aSJohannes Berg 987bfd8403aSJohannes Berg bool radar_required; 988bfd8403aSJohannes Berg struct delayed_work dfs_cac_timer_work; 989bfd8403aSJohannes Berg 990bfd8403aSJohannes Berg union { 991bfd8403aSJohannes Berg struct ieee80211_link_data_managed mgd; 992bfd8403aSJohannes Berg struct ieee80211_link_data_ap ap; 993bfd8403aSJohannes Berg } u; 994d8675a63SJohannes Berg 995b3e2130bSJohannes Berg struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; 996b3e2130bSJohannes Berg 997d8675a63SJohannes Berg struct ieee80211_bss_conf *conf; 998bfd8403aSJohannes Berg }; 999bfd8403aSJohannes Berg 1000f0706e82SJiri Benc struct ieee80211_sub_if_data { 1001f0706e82SJiri Benc struct list_head list; 1002f0706e82SJiri Benc 1003f0706e82SJiri Benc struct wireless_dev wdev; 1004f0706e82SJiri Benc 100511a843b7SJohannes Berg /* keys */ 100611a843b7SJohannes Berg struct list_head key_list; 100711a843b7SJohannes Berg 10083bff1865SYogesh Ashok Powar /* count for keys needing tailroom space allocation */ 10093bff1865SYogesh Ashok Powar int crypto_tx_tailroom_needed_cnt; 10108d1f7ecdSJohannes Berg int crypto_tx_tailroom_pending_dec; 10118d1f7ecdSJohannes Berg struct delayed_work dec_tailroom_needed_wk; 10123bff1865SYogesh Ashok Powar 1013f0706e82SJiri Benc struct net_device *dev; 1014f0706e82SJiri Benc struct ieee80211_local *local; 1015f0706e82SJiri Benc 101613262ffdSJiri Slaby unsigned int flags; 10177e9ed188SDaniel Drake 101834d4bc4dSJohannes Berg unsigned long state; 101934d4bc4dSJohannes Berg 102047846c9bSJohannes Berg char name[IFNAMSIZ]; 102147846c9bSJohannes Berg 10223a11ce08SJohannes Berg struct ieee80211_fragment_cache frags; 1023f0706e82SJiri Benc 1024b53be792SSimon Wunderlich /* TID bitmap for NoAck policy */ 1025b53be792SSimon Wunderlich u16 noack_map; 1026b53be792SSimon Wunderlich 102700e96decSYoni Divinsky /* bit field of ACM bits (BIT(802.1D tag)) */ 102800e96decSYoni Divinsky u8 wmm_acm; 102900e96decSYoni Divinsky 1030bfd8403aSJohannes Berg struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS]; 103140b275b6SJohannes Berg struct ieee80211_key __rcu *default_unicast_key; 1032f0706e82SJiri Benc 103394778280SJohannes Berg u16 sequence_number; 1034963d0e8dSJohannes Berg u16 mld_mcast_seq; 1035a621fa4dSJohannes Berg __be16 control_port_protocol; 1036a621fa4dSJohannes Berg bool control_port_no_encrypt; 10377f3f96ceSMarkus Theil bool control_port_no_preauth; 1038018f6fbfSDenis Kenzior bool control_port_over_nl80211; 103994778280SJohannes Berg 104080a83cfcSMichal Kazior atomic_t num_tx_queued; 104132db6b54SKyeyoon Park struct mac80211_qos_map __rcu *qos_map; 1042f6f3def3SEliad Peller 104304ecd257SJohannes Berg /* used to reconfigure hardware SM PS */ 104404ecd257SJohannes Berg struct work_struct recalc_smps; 104504ecd257SJohannes Berg 104664592c8fSJohannes Berg struct work_struct work; 104735f20c14SJohannes Berg struct sk_buff_head skb_queue; 1048f5a4c24eSLorenzo Bianconi struct sk_buff_head status_queue; 104935f20c14SJohannes Berg 10503e122be0SJohannes Berg /* 10513e122be0SJohannes Berg * AP this belongs to: self in AP mode and 10523e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 10533e122be0SJohannes Berg * all others (might be needed later in IBSS) 10543e122be0SJohannes Berg */ 10553e122be0SJohannes Berg struct ieee80211_if_ap *bss; 10563e122be0SJohannes Berg 105737eb0b16SJouni Malinen /* bitmap of allowed (non-MCS) rate indexes for rate control */ 105857fbcce3SJohannes Berg u32 rc_rateidx_mask[NUM_NL80211_BANDS]; 10592ffbe6d3SFelix Fietkau 106057fbcce3SJohannes Berg bool rc_has_mcs_mask[NUM_NL80211_BANDS]; 106157fbcce3SJohannes Berg u8 rc_rateidx_mcs_mask[NUM_NL80211_BANDS][IEEE80211_HT_MCS_MASK_LEN]; 1062f0706e82SJiri Benc 106357fbcce3SJohannes Berg bool rc_has_vht_mcs_mask[NUM_NL80211_BANDS]; 106457fbcce3SJohannes Berg u16 rc_rateidx_vht_mcs_mask[NUM_NL80211_BANDS][NL80211_VHT_NSS_MAX]; 1065b119ad6eSLorenzo Bianconi 106608fad438SJouni Malinen /* Beacon frame (non-MCS) rate (as a bitmap) */ 106708fad438SJouni Malinen u32 beacon_rateidx_mask[NUM_NL80211_BANDS]; 106808fad438SJouni Malinen bool beacon_rate_set; 106908fad438SJouni Malinen 1070f0706e82SJiri Benc union { 1071f0706e82SJiri Benc struct ieee80211_if_ap ap; 1072f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 107346900298SJohannes Berg struct ieee80211_if_managed mgd; 107446900298SJohannes Berg struct ieee80211_if_ibss ibss; 1075472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 1076239281f8SRostislav Lisovy struct ieee80211_if_ocb ocb; 1077d8212184SAviya Erenfeld struct ieee80211_if_mntr mntr; 10785953ff6dSAyala Beker struct ieee80211_if_nan nan; 1079f0706e82SJiri Benc } u; 1080e9f207f0SJiri Benc 1081bfd8403aSJohannes Berg struct ieee80211_link_data deflink; 1082d8675a63SJohannes Berg struct ieee80211_link_data __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; 1083bfd8403aSJohannes Berg 1084e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1085e9f207f0SJiri Benc struct { 1086295bafb4SBen Greear struct dentry *subdir_stations; 1087f7e0104cSJohannes Berg struct dentry *default_unicast_key; 1088f7e0104cSJohannes Berg struct dentry *default_multicast_key; 10893cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 1090e5473e80SJouni Malinen struct dentry *default_beacon_key; 10917bcfaf2fSJohannes Berg } debugfs; 1092e9f207f0SJiri Benc #endif 1093529ba6e9SJohannes Berg 109432bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 109532bfd35dSJohannes Berg struct ieee80211_vif vif; 1096f0706e82SJiri Benc }; 1097f0706e82SJiri Benc 109832bfd35dSJohannes Berg static inline 109932bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 110032bfd35dSJohannes Berg { 110132bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 110232bfd35dSJohannes Berg } 110332bfd35dSJohannes Berg 11048d61ffa5SJohannes Berg static inline void sdata_lock(struct ieee80211_sub_if_data *sdata) 11058d61ffa5SJohannes Berg __acquires(&sdata->wdev.mtx) 11068d61ffa5SJohannes Berg { 11078d61ffa5SJohannes Berg mutex_lock(&sdata->wdev.mtx); 11088d61ffa5SJohannes Berg __acquire(&sdata->wdev.mtx); 11098d61ffa5SJohannes Berg } 11108d61ffa5SJohannes Berg 11118d61ffa5SJohannes Berg static inline void sdata_unlock(struct ieee80211_sub_if_data *sdata) 11128d61ffa5SJohannes Berg __releases(&sdata->wdev.mtx) 11138d61ffa5SJohannes Berg { 11148d61ffa5SJohannes Berg mutex_unlock(&sdata->wdev.mtx); 11158d61ffa5SJohannes Berg __release(&sdata->wdev.mtx); 11168d61ffa5SJohannes Berg } 11178d61ffa5SJohannes Berg 11187ca133bcSSimon Wunderlich #define sdata_dereference(p, sdata) \ 11197ca133bcSSimon Wunderlich rcu_dereference_protected(p, lockdep_is_held(&sdata->wdev.mtx)) 11207ca133bcSSimon Wunderlich 11218d61ffa5SJohannes Berg static inline void 11228d61ffa5SJohannes Berg sdata_assert_lock(struct ieee80211_sub_if_data *sdata) 11238d61ffa5SJohannes Berg { 11248d61ffa5SJohannes Berg lockdep_assert_held(&sdata->wdev.mtx); 11258d61ffa5SJohannes Berg } 11268d61ffa5SJohannes Berg 1127438b61b7SSimon Wunderlich static inline int 11283dc05935SJohannes Berg ieee80211_chanwidth_get_shift(enum nl80211_chan_width width) 1129438b61b7SSimon Wunderlich { 11303dc05935SJohannes Berg switch (width) { 1131438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_5: 1132438b61b7SSimon Wunderlich return 2; 1133438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_10: 1134438b61b7SSimon Wunderlich return 1; 1135438b61b7SSimon Wunderlich default: 1136438b61b7SSimon Wunderlich return 0; 1137438b61b7SSimon Wunderlich } 1138438b61b7SSimon Wunderlich } 1139438b61b7SSimon Wunderlich 1140438b61b7SSimon Wunderlich static inline int 11413dc05935SJohannes Berg ieee80211_chandef_get_shift(struct cfg80211_chan_def *chandef) 11423dc05935SJohannes Berg { 11433dc05935SJohannes Berg return ieee80211_chanwidth_get_shift(chandef->width); 11443dc05935SJohannes Berg } 11453dc05935SJohannes Berg 11463dc05935SJohannes Berg static inline int 1147438b61b7SSimon Wunderlich ieee80211_vif_get_shift(struct ieee80211_vif *vif) 1148438b61b7SSimon Wunderlich { 1149438b61b7SSimon Wunderlich struct ieee80211_chanctx_conf *chanctx_conf; 1150438b61b7SSimon Wunderlich int shift = 0; 1151438b61b7SSimon Wunderlich 1152438b61b7SSimon Wunderlich rcu_read_lock(); 1153d0a9123eSJohannes Berg chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); 1154438b61b7SSimon Wunderlich if (chanctx_conf) 1155438b61b7SSimon Wunderlich shift = ieee80211_chandef_get_shift(&chanctx_conf->def); 1156438b61b7SSimon Wunderlich rcu_read_unlock(); 1157438b61b7SSimon Wunderlich 1158438b61b7SSimon Wunderlich return shift; 1159438b61b7SSimon Wunderlich } 1160438b61b7SSimon Wunderlich 11612b3171c6SLorenzo Bianconi static inline int 11622b3171c6SLorenzo Bianconi ieee80211_get_mbssid_beacon_len(struct cfg80211_mbssid_elems *elems) 11632b3171c6SLorenzo Bianconi { 11642b3171c6SLorenzo Bianconi int i, len = 0; 11652b3171c6SLorenzo Bianconi 11662b3171c6SLorenzo Bianconi if (!elems) 11672b3171c6SLorenzo Bianconi return 0; 11682b3171c6SLorenzo Bianconi 11692b3171c6SLorenzo Bianconi for (i = 0; i < elems->cnt; i++) 11702b3171c6SLorenzo Bianconi len += elems->elem[i].len; 11712b3171c6SLorenzo Bianconi 11722b3171c6SLorenzo Bianconi return len; 11732b3171c6SLorenzo Bianconi } 11742b3171c6SLorenzo Bianconi 1175f0706e82SJiri Benc enum { 1176f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 1177f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 1178f0706e82SJiri Benc }; 1179f0706e82SJiri Benc 1180ce7c9111SKalle Valo enum queue_stop_reason { 1181ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 1182520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 118396f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 118496f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 118525420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 11868f77f384SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SKB_ADD, 11876c17b77bSSeth Forshee IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL, 1188445ea4e8SJohannes Berg IEEE80211_QUEUE_STOP_REASON_FLUSH, 1189db67d661SArik Nemtsov IEEE80211_QUEUE_STOP_REASON_TDLS_TEARDOWN, 1190b6da911bSLiad Kaufman IEEE80211_QUEUE_STOP_REASON_RESERVE_TID, 1191054c9939SJohannes Berg IEEE80211_QUEUE_STOP_REASON_IFTYPE_CHANGE, 1192cca07b00SLuciano Coelho 1193cca07b00SLuciano Coelho IEEE80211_QUEUE_STOP_REASONS, 1194ce7c9111SKalle Valo }; 1195ce7c9111SKalle Valo 119665a6538aSLuciano Coelho #ifdef CONFIG_MAC80211_LEDS 1197e1e54068SJohannes Berg struct tpt_led_trigger { 1198e1e54068SJohannes Berg char name[32]; 1199e1e54068SJohannes Berg const struct ieee80211_tpt_blink *blink_table; 1200e1e54068SJohannes Berg unsigned int blink_table_len; 1201e1e54068SJohannes Berg struct timer_list timer; 120234f11cd3SKees Cook struct ieee80211_local *local; 1203e1e54068SJohannes Berg unsigned long prev_traffic; 1204e1e54068SJohannes Berg unsigned long tx_bytes, rx_bytes; 120567408c8cSJohannes Berg unsigned int active, want; 120667408c8cSJohannes Berg bool running; 1207e1e54068SJohannes Berg }; 120865a6538aSLuciano Coelho #endif 1209e1e54068SJohannes Berg 1210142b9f50SHelmut Schaa /** 1211142b9f50SHelmut Schaa * mac80211 scan flags - currently active scan mode 1212142b9f50SHelmut Schaa * 1213142b9f50SHelmut Schaa * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as 1214142b9f50SHelmut Schaa * well be on the operating channel 1215142b9f50SHelmut Schaa * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to 1216142b9f50SHelmut Schaa * determine if we are on the operating channel or not 12178a690674SBen Greear * @SCAN_ONCHANNEL_SCANNING: Do a software scan on only the current operating 12188a690674SBen Greear * channel. This should not interrupt normal traffic. 12198789d459SJohannes Berg * @SCAN_COMPLETED: Set for our scan work function when the driver reported 12208789d459SJohannes Berg * that the scan completed. 12218789d459SJohannes Berg * @SCAN_ABORTED: Set for our scan work function when the driver reported 12228789d459SJohannes Berg * a scan complete for an aborted scan. 1223a754055aSEmmanuel Grumbach * @SCAN_HW_CANCELLED: Set for our scan work function when the scan is being 1224a754055aSEmmanuel Grumbach * cancelled. 1225b041b7b9SFelix Fietkau * @SCAN_BEACON_WAIT: Set whenever we're passive scanning because of radar/no-IR 1226b041b7b9SFelix Fietkau * and could send a probe request after receiving a beacon. 1227b041b7b9SFelix Fietkau * @SCAN_BEACON_DONE: Beacon received, we can now send a probe request 1228142b9f50SHelmut Schaa */ 1229fbe9c429SHelmut Schaa enum { 1230fbe9c429SHelmut Schaa SCAN_SW_SCANNING, 1231142b9f50SHelmut Schaa SCAN_HW_SCANNING, 12328a690674SBen Greear SCAN_ONCHANNEL_SCANNING, 12338789d459SJohannes Berg SCAN_COMPLETED, 12348789d459SJohannes Berg SCAN_ABORTED, 1235a754055aSEmmanuel Grumbach SCAN_HW_CANCELLED, 1236b041b7b9SFelix Fietkau SCAN_BEACON_WAIT, 1237b041b7b9SFelix Fietkau SCAN_BEACON_DONE, 1238142b9f50SHelmut Schaa }; 1239142b9f50SHelmut Schaa 1240142b9f50SHelmut Schaa /** 1241142b9f50SHelmut Schaa * enum mac80211_scan_state - scan state machine states 1242142b9f50SHelmut Schaa * 1243142b9f50SHelmut Schaa * @SCAN_DECISION: Main entry point to the scan state machine, this state 1244142b9f50SHelmut Schaa * determines if we should keep on scanning or switch back to the 1245142b9f50SHelmut Schaa * operating channel 1246142b9f50SHelmut Schaa * @SCAN_SET_CHANNEL: Set the next channel to be scanned 1247142b9f50SHelmut Schaa * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses 124807ef03eeSJohannes Berg * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to 124907ef03eeSJohannes Berg * send out data 125007ef03eeSJohannes Berg * @SCAN_RESUME: Resume the scan and scan the next channel 1251cd2bb512SSam Leffler * @SCAN_ABORT: Abort the scan and go back to operating channel 1252142b9f50SHelmut Schaa */ 1253142b9f50SHelmut Schaa enum mac80211_scan_state { 1254142b9f50SHelmut Schaa SCAN_DECISION, 1255142b9f50SHelmut Schaa SCAN_SET_CHANNEL, 1256142b9f50SHelmut Schaa SCAN_SEND_PROBE, 125707ef03eeSJohannes Berg SCAN_SUSPEND, 125807ef03eeSJohannes Berg SCAN_RESUME, 1259cd2bb512SSam Leffler SCAN_ABORT, 1260fbe9c429SHelmut Schaa }; 1261fbe9c429SHelmut Schaa 1262e908435eSLorenzo Bianconi DECLARE_STATIC_KEY_FALSE(aql_disable); 1263e908435eSLorenzo Bianconi 1264f0706e82SJiri Benc struct ieee80211_local { 1265f0706e82SJiri Benc /* embed the driver visible part. 1266f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 1267f0706e82SJiri Benc * it first anyway so they become a no-op */ 1268f0706e82SJiri Benc struct ieee80211_hw hw; 1269f0706e82SJiri Benc 1270fa962b92SMichal Kazior struct fq fq; 12715caa328eSMichal Kazior struct codel_vars *cvars; 12725caa328eSMichal Kazior struct codel_params cparams; 1273fa962b92SMichal Kazior 127418667600SToke Høiland-Jørgensen /* protects active_txqs and txqi->schedule_order */ 1275942741daSFelix Fietkau spinlock_t active_txq_lock[IEEE80211_NUM_ACS]; 1276942741daSFelix Fietkau struct list_head active_txqs[IEEE80211_NUM_ACS]; 1277942741daSFelix Fietkau u16 schedule_round[IEEE80211_NUM_ACS]; 1278942741daSFelix Fietkau 1279b4809e94SToke Høiland-Jørgensen u16 airtime_flags; 1280942741daSFelix Fietkau u32 aql_txq_limit_low[IEEE80211_NUM_ACS]; 1281942741daSFelix Fietkau u32 aql_txq_limit_high[IEEE80211_NUM_ACS]; 12823ace10f5SKan Yan u32 aql_threshold; 12833ace10f5SKan Yan atomic_t aql_total_pending_airtime; 12848e4bac06SFelix Fietkau atomic_t aql_ac_pending_airtime[IEEE80211_NUM_ACS]; 1285b4809e94SToke Høiland-Jørgensen 1286f0706e82SJiri Benc const struct ieee80211_ops *ops; 1287f0706e82SJiri Benc 128842935ecaSLuis R. Rodriguez /* 128942935ecaSLuis R. Rodriguez * private workqueue to mac80211. mac80211 makes this accessible 129042935ecaSLuis R. Rodriguez * via ieee80211_queue_work() 129142935ecaSLuis R. Rodriguez */ 129242935ecaSLuis R. Rodriguez struct workqueue_struct *workqueue; 129342935ecaSLuis R. Rodriguez 1294e4e72fb4SJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; 1295cca07b00SLuciano Coelho int q_stop_reasons[IEEE80211_MAX_QUEUES][IEEE80211_QUEUE_STOP_REASONS]; 129696f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 1297ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 129896f5e66eSJohannes Berg 1299f0706e82SJiri Benc int open_count; 13003d30d949SMichael Wu int monitors, cooked_mntrs; 13018cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 13027be5086dSJohannes Berg int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, 13037be5086dSJohannes Berg fif_probe_req; 13046cd536feSJohannes Berg bool probe_req_reg; 1305873b1cf6SJouni Malinen bool rx_mcast_action_reg; 13064150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 13073b8d81e0SJohannes Berg 13083ffc2a90SJohannes Berg bool wiphy_ciphers_allocated; 13093ffc2a90SJohannes Berg 1310fe57d9f5SJohannes Berg bool use_chanctx; 1311fe57d9f5SJohannes Berg 13123b8d81e0SJohannes Berg /* protects the aggregated multicast list and filter calls */ 13133b8d81e0SJohannes Berg spinlock_t filter_lock; 13143b8d81e0SJohannes Berg 13153ac64beeSJohannes Berg /* used for uploading changed mc list */ 13163ac64beeSJohannes Berg struct work_struct reconfig_filter; 13173ac64beeSJohannes Berg 13183b8d81e0SJohannes Berg /* aggregated multicast list */ 131922bedad3SJiri Pirko struct netdev_hw_addr_list mc_list; 13203b8d81e0SJohannes Berg 1321d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 13225bb644a0SJohannes Berg 13235bb644a0SJohannes Berg /* 13245bb644a0SJohannes Berg * suspended is true if we finished all the suspend _and_ we have 13255bb644a0SJohannes Berg * not yet come up from resume. This is to be used by mac80211 13265bb644a0SJohannes Berg * to ensure driver sanity during suspend and mac80211's own 13275bb644a0SJohannes Berg * sanity. It can eventually be used for WoW as well. 13285bb644a0SJohannes Berg */ 13295bb644a0SJohannes Berg bool suspended; 13305bb644a0SJohannes Berg 1331b33fb28cSLoic Poulain /* suspending is true during the whole suspend process */ 1332b33fb28cSLoic Poulain bool suspending; 1333b33fb28cSLoic Poulain 13345bb644a0SJohannes Berg /* 1335ceb99fe0SJohannes Berg * Resuming is true while suspended, but when we're reprogramming the 1336ceb99fe0SJohannes Berg * hardware -- at that time it's allowed to use ieee80211_queue_work() 1337ceb99fe0SJohannes Berg * again even though some other parts of the stack are still suspended 1338ceb99fe0SJohannes Berg * and we still drop received frames to avoid waking the stack. 1339ceb99fe0SJohannes Berg */ 1340ceb99fe0SJohannes Berg bool resuming; 1341ceb99fe0SJohannes Berg 1342ceb99fe0SJohannes Berg /* 13435bb644a0SJohannes Berg * quiescing is true during the suspend process _only_ to 13445bb644a0SJohannes Berg * ease timer cancelling etc. 13455bb644a0SJohannes Berg */ 13465bb644a0SJohannes Berg bool quiescing; 13475bb644a0SJohannes Berg 1348ea77f12fSJohannes Berg /* device is started */ 1349ea77f12fSJohannes Berg bool started; 1350ea77f12fSJohannes Berg 135104800adaSArik Nemtsov /* device is during a HW reconfig */ 135204800adaSArik Nemtsov bool in_reconfig; 135304800adaSArik Nemtsov 1354eecc4800SJohannes Berg /* wowlan is enabled -- don't reconfig on resume */ 1355eecc4800SJohannes Berg bool wowlan; 1356eecc4800SJohannes Berg 1357164eb02dSSimon Wunderlich struct work_struct radar_detected_work; 1358164eb02dSSimon Wunderlich 135904ecd257SJohannes Berg /* number of RX chains the hardware has */ 136004ecd257SJohannes Berg u8 rx_chains; 136104ecd257SJohannes Berg 136209b4a4faSJohannes Berg /* bitmap of which sbands were copied */ 136309b4a4faSJohannes Berg u8 sband_allocated; 136409b4a4faSJohannes Berg 1365b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 1366f0706e82SJiri Benc 1367f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 1368f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 1369f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 1370f0706e82SJiri Benc * queues increases over the limit. */ 1371f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 1372f0706e82SJiri Benc struct tasklet_struct tasklet; 1373f0706e82SJiri Benc struct sk_buff_head skb_queue; 1374f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 1375f0706e82SJiri Benc 1376f9e124fbSChristian Lamparter spinlock_t rx_path_lock; 137724a8fdadSChristian Lamparter 1378d0709a65SJohannes Berg /* Station data */ 1379d0709a65SJohannes Berg /* 13804d33960bSJohannes Berg * The mutex only protects the list, hash table and 13814d33960bSJohannes Berg * counter, reads are done with RCU. 1382d0709a65SJohannes Berg */ 138334e89507SJohannes Berg struct mutex sta_mtx; 13844d33960bSJohannes Berg spinlock_t tim_lock; 1385d0709a65SJohannes Berg unsigned long num_sta; 13864d33960bSJohannes Berg struct list_head sta_list; 138783e7e4ceSHerbert Xu struct rhltable sta_hash; 1388ba6ddab9SJohannes Berg struct rhltable link_sta_hash; 1389f0706e82SJiri Benc struct timer_list sta_cleanup; 1390f5ea9120SJohannes Berg int sta_generation; 1391f0706e82SJiri Benc 13922a577d98SJohannes Berg struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; 1393f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 139421a5d4c3SManikanta Pubbisetty struct tasklet_struct wake_txqs_tasklet; 1395f0706e82SJiri Benc 1396a6a67db2SJohannes Berg atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES]; 1397cd8ffc80SJohannes Berg 1398df140465SJohannes Berg /* number of interfaces with allmulti RX */ 1399df140465SJohannes Berg atomic_t iff_allmultis; 1400f0706e82SJiri Benc 1401f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 1402f0706e82SJiri Benc 14035fdb3735SArd Biesheuvel struct arc4_ctx wep_tx_ctx; 14045fdb3735SArd Biesheuvel struct arc4_ctx wep_rx_ctx; 1405f0706e82SJiri Benc u32 wep_iv; 1406f0706e82SJiri Benc 1407c771c9d8SJohannes Berg /* see iface.c */ 140879010420SJohannes Berg struct list_head interfaces; 1409f64331d5SJohannes Berg struct list_head mon_list; /* only that are IFF_UP && !cooked */ 1410c771c9d8SJohannes Berg struct mutex iflist_mtx; 141179010420SJohannes Berg 1412b16bd15cSJohannes Berg /* 1413ad0e2b5aSJohannes Berg * Key mutex, protects sdata's key_list and sta_info's 141496fc6efbSAlexander Wetzel * key pointers and ptk_idx (write access, they're RCU.) 1415b16bd15cSJohannes Berg */ 1416ad0e2b5aSJohannes Berg struct mutex key_mtx; 1417b16bd15cSJohannes Berg 1418a1699b75SJohannes Berg /* mutex for scan and work locking */ 1419a1699b75SJohannes Berg struct mutex mtx; 1420b16bd15cSJohannes Berg 1421c2b13452SJohannes Berg /* Scanning and BSS list */ 1422fbe9c429SHelmut Schaa unsigned long scanning; 14232a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 14245ba63533SJohannes Berg struct cfg80211_scan_request *int_scan_req; 14256ea0a69cSJohannes Berg struct cfg80211_scan_request __rcu *scan_req; 1426c56ef672SDavid Spinadel struct ieee80211_scan_request *hw_scan_req; 14277ca15a0aSSimon Wunderlich struct cfg80211_chan_def scan_chandef; 142857fbcce3SJohannes Berg enum nl80211_band hw_scan_band; 1429f0706e82SJiri Benc int scan_channel_idx; 1430de95a54bSJohannes Berg int scan_ies_len; 1431c604b9f2SJohannes Berg int hw_scan_ies_bufsize; 14327947d3e0SAvraham Stern struct cfg80211_scan_info scan_info; 14338318d78aSJohannes Berg 143485a9994aSLuciano Coelho struct work_struct sched_scan_stopped_work; 14355260a5b2SJohannes Berg struct ieee80211_sub_if_data __rcu *sched_scan_sdata; 14366ea0a69cSJohannes Berg struct cfg80211_sched_scan_request __rcu *sched_scan_req; 1437a344d677SJohannes Berg u8 scan_addr[ETH_ALEN]; 143879f460caSLuciano Coelho 1439df13cce5SHelmut Schaa unsigned long leave_oper_channel_time; 1440977923b0SHelmut Schaa enum mac80211_scan_state next_scan_state; 1441f0706e82SJiri Benc struct delayed_work scan_work; 1442e2fd5dbcSJohannes Berg struct ieee80211_sub_if_data __rcu *scan_sdata; 144355de908aSJohannes Berg /* For backward compatibility only -- do not use */ 1444675a0b04SKarl Beldan struct cfg80211_chan_def _oper_chandef; 1445f0706e82SJiri Benc 1446b8bc4b0aSJohannes Berg /* Temporary remain-on-channel for off-channel operations */ 1447b8bc4b0aSJohannes Berg struct ieee80211_channel *tmp_channel; 1448b8bc4b0aSJohannes Berg 1449d01a1e65SMichal Kazior /* channel contexts */ 1450d01a1e65SMichal Kazior struct list_head chanctx_list; 1451d01a1e65SMichal Kazior struct mutex chanctx_mtx; 1452d01a1e65SMichal Kazior 1453c206ca67SJohannes Berg #ifdef CONFIG_MAC80211_LEDS 14548d5c2585SJohannes Berg struct led_trigger tx_led, rx_led, assoc_led, radio_led; 14558d5c2585SJohannes Berg struct led_trigger tpt_led; 14568d5c2585SJohannes Berg atomic_t tx_led_active, rx_led_active, assoc_led_active; 14578d5c2585SJohannes Berg atomic_t radio_led_active, tpt_led_active; 1458c206ca67SJohannes Berg struct tpt_led_trigger *tpt_led_trigger; 1459c206ca67SJohannes Berg #endif 1460c206ca67SJohannes Berg 1461c206ca67SJohannes Berg #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 1462f0706e82SJiri Benc /* SNMP counters */ 1463f0706e82SJiri Benc /* dot11CountersTable */ 1464f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 1465f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 1466f0706e82SJiri Benc u32 dot11FailedCount; 1467f0706e82SJiri Benc u32 dot11RetryCount; 1468f0706e82SJiri Benc u32 dot11MultipleRetryCount; 1469f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 1470f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 1471f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 1472f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 1473f0706e82SJiri Benc 1474f0706e82SJiri Benc /* TX/RX handler statistics */ 1475f0706e82SJiri Benc unsigned int tx_handlers_drop; 1476f0706e82SJiri Benc unsigned int tx_handlers_queued; 1477f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 1478f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 1479f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 1480f0706e82SJiri Benc unsigned int rx_handlers_drop; 1481f0706e82SJiri Benc unsigned int rx_handlers_queued; 1482f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 1483f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 1484f0706e82SJiri Benc unsigned int tx_expand_skb_head; 1485f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 1486f1160434SJohannes Berg unsigned int rx_expand_skb_head_defrag; 1487f0706e82SJiri Benc unsigned int rx_handlers_fragments; 1488f0706e82SJiri Benc unsigned int tx_status_drop; 1489f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 1490f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1491f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 1492f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1493f0706e82SJiri Benc 1494f0706e82SJiri Benc 1495f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 1496f0706e82SJiri Benc * multicast packets for power saving stations 1497f0706e82SJiri Benc */ 1498520eb820SKalle Valo 1499572e0012SKalle Valo bool pspolling; 1500965bedadSJohannes Berg /* 1501965bedadSJohannes Berg * PS can only be enabled when we have exactly one managed 1502965bedadSJohannes Berg * interface (and monitors) in PS, this then points there. 1503965bedadSJohannes Berg */ 1504965bedadSJohannes Berg struct ieee80211_sub_if_data *ps_sdata; 1505520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 1506520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 1507520eb820SKalle Valo struct timer_list dynamic_ps_timer; 15082b2c009eSJuuso Oikarinen struct notifier_block ifa_notifier; 1509a65240c1SJohannes Berg struct notifier_block ifa6_notifier; 1510f0706e82SJiri Benc 1511ff616381SJuuso Oikarinen /* 1512ff616381SJuuso Oikarinen * The dynamic ps timeout configured from user space via WEXT - 1513ff616381SJuuso Oikarinen * this will override whatever chosen by mac80211 internally. 1514ff616381SJuuso Oikarinen */ 1515ff616381SJuuso Oikarinen int dynamic_ps_forced_timeout; 1516ff616381SJuuso Oikarinen 15171ea6f9c0SJohannes Berg int user_power_level; /* in dBm, for all interfaces */ 15182bf30fabSJohannes Berg 15190f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode; 15200f78231bSJohannes Berg 1521f2753ddbSJohannes Berg struct work_struct restart_work; 1522f2753ddbSJohannes Berg 1523e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1524e9f207f0SJiri Benc struct local_debugfsdentries { 15254b7679a5SJohannes Berg struct dentry *rcdir; 1526e9f207f0SJiri Benc struct dentry *keys; 1527e9f207f0SJiri Benc } debugfs; 1528276d9e82SJulius Niedworok bool force_tx_status; 1529e9f207f0SJiri Benc #endif 15304e6cbfd0SJohn W. Linville 15312eb278e0SJohannes Berg /* 15322eb278e0SJohannes Berg * Remain-on-channel support 15332eb278e0SJohannes Berg */ 1534aaa016ccSJohannes Berg struct delayed_work roc_work; 15352eb278e0SJohannes Berg struct list_head roc_list; 153621f83589SJohannes Berg struct work_struct hw_roc_start, hw_roc_done; 15372eb278e0SJohannes Berg unsigned long hw_roc_start_time; 153850febf6aSJohannes Berg u64 roc_cookie_counter; 153921f83589SJohannes Berg 1540a729cff8SJohannes Berg struct idr ack_status_frames; 1541a729cff8SJohannes Berg spinlock_t ack_status_lock; 1542a729cff8SJohannes Berg 1543f142c6b9SJohannes Berg struct ieee80211_sub_if_data __rcu *p2p_sdata; 1544f142c6b9SJohannes Berg 15454b6f1dd6SJohannes Berg /* virtual monitor interface */ 15464b6f1dd6SJohannes Berg struct ieee80211_sub_if_data __rcu *monitor_sdata; 15474bf88530SJohannes Berg struct cfg80211_chan_def monitor_chandef; 1548e9a21949SLuciano Coelho 1549e9a21949SLuciano Coelho /* extended capabilities provided by mac80211 */ 1550e9a21949SLuciano Coelho u8 ext_capa[8]; 1551f0706e82SJiri Benc }; 1552f0706e82SJiri Benc 15533e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 1554d787a3e3SFelix Fietkau IEEE80211_DEV_TO_SUB_IF(const struct net_device *dev) 15553e122be0SJohannes Berg { 15563e122be0SJohannes Berg return netdev_priv(dev); 15573e122be0SJohannes Berg } 15583e122be0SJohannes Berg 155971bbc994SJohannes Berg static inline struct ieee80211_sub_if_data * 156071bbc994SJohannes Berg IEEE80211_WDEV_TO_SUB_IF(struct wireless_dev *wdev) 156171bbc994SJohannes Berg { 156271bbc994SJohannes Berg return container_of(wdev, struct ieee80211_sub_if_data, wdev); 156371bbc994SJohannes Berg } 156471bbc994SJohannes Berg 156521a8e9ddSMohammed Shafi Shajakhan static inline struct ieee80211_supported_band * 156621a8e9ddSMohammed Shafi Shajakhan ieee80211_get_sband(struct ieee80211_sub_if_data *sdata) 156721a8e9ddSMohammed Shafi Shajakhan { 156821a8e9ddSMohammed Shafi Shajakhan struct ieee80211_local *local = sdata->local; 156921a8e9ddSMohammed Shafi Shajakhan struct ieee80211_chanctx_conf *chanctx_conf; 157021a8e9ddSMohammed Shafi Shajakhan enum nl80211_band band; 157121a8e9ddSMohammed Shafi Shajakhan 15721dd0f31cSJohannes Berg WARN_ON(sdata->vif.valid_links); 15731dd0f31cSJohannes Berg 157421a8e9ddSMohammed Shafi Shajakhan rcu_read_lock(); 1575d0a9123eSJohannes Berg chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); 157621a8e9ddSMohammed Shafi Shajakhan 15770ee4d555SJohannes Berg if (!chanctx_conf) { 157821a8e9ddSMohammed Shafi Shajakhan rcu_read_unlock(); 157921a8e9ddSMohammed Shafi Shajakhan return NULL; 158021a8e9ddSMohammed Shafi Shajakhan } 158121a8e9ddSMohammed Shafi Shajakhan 158221a8e9ddSMohammed Shafi Shajakhan band = chanctx_conf->def.chan->band; 158321a8e9ddSMohammed Shafi Shajakhan rcu_read_unlock(); 158421a8e9ddSMohammed Shafi Shajakhan 158521a8e9ddSMohammed Shafi Shajakhan return local->hw.wiphy->bands[band]; 158621a8e9ddSMohammed Shafi Shajakhan } 158721a8e9ddSMohammed Shafi Shajakhan 1588f91cb507SShaul Triebitz static inline struct ieee80211_supported_band * 1589d8675a63SJohannes Berg ieee80211_get_link_sband(struct ieee80211_link_data *link) 1590f91cb507SShaul Triebitz { 1591d8675a63SJohannes Berg struct ieee80211_local *local = link->sdata->local; 1592f91cb507SShaul Triebitz struct ieee80211_chanctx_conf *chanctx_conf; 1593f91cb507SShaul Triebitz enum nl80211_band band; 1594f91cb507SShaul Triebitz 1595f91cb507SShaul Triebitz rcu_read_lock(); 1596d8675a63SJohannes Berg chanctx_conf = rcu_dereference(link->conf->chanctx_conf); 1597f91cb507SShaul Triebitz if (!chanctx_conf) { 1598f91cb507SShaul Triebitz rcu_read_unlock(); 1599f91cb507SShaul Triebitz return NULL; 1600f91cb507SShaul Triebitz } 1601f91cb507SShaul Triebitz 1602f91cb507SShaul Triebitz band = chanctx_conf->def.chan->band; 1603f91cb507SShaul Triebitz rcu_read_unlock(); 1604f91cb507SShaul Triebitz 1605f91cb507SShaul Triebitz return local->hw.wiphy->bands[band]; 1606f91cb507SShaul Triebitz } 1607f91cb507SShaul Triebitz 1608c0f17eb9SChun-Yeow Yeoh /* this struct holds the value parsing from channel switch IE */ 1609c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie { 1610c0f17eb9SChun-Yeow Yeoh struct cfg80211_chan_def chandef; 1611c0f17eb9SChun-Yeow Yeoh u8 mode; 1612c0f17eb9SChun-Yeow Yeoh u8 count; 1613c0f17eb9SChun-Yeow Yeoh u8 ttl; 16143f718fd8SChun-Yeow Yeoh u16 pre_value; 16155d55371bSBenjamin Berg u16 reason_code; 1616ee145775SSara Sharon u32 max_switch_time; 1617c0f17eb9SChun-Yeow Yeoh }; 1618c0f17eb9SChun-Yeow Yeoh 1619dd76986bSJohannes Berg /* Parsed Information Elements */ 1620dd76986bSJohannes Berg struct ieee802_11_elems { 16214a3cb702SJohannes Berg const u8 *ie_start; 1622dd76986bSJohannes Berg size_t total_len; 1623c6e37ed4SJohannes Berg u32 crc; 1624dd76986bSJohannes Berg 1625dd76986bSJohannes Berg /* pointers to IEs */ 162653837584SArik Nemtsov const struct ieee80211_tdls_lnkie *lnk_id; 162753837584SArik Nemtsov const struct ieee80211_ch_switch_timing *ch_sw_timing; 16289041c1faSArik Nemtsov const u8 *ext_capab; 16294a3cb702SJohannes Berg const u8 *ssid; 16304a3cb702SJohannes Berg const u8 *supp_rates; 16314a3cb702SJohannes Berg const u8 *ds_params; 16324a3cb702SJohannes Berg const struct ieee80211_tim_ie *tim; 16334a3cb702SJohannes Berg const u8 *rsn; 1634c0058df7SShaul Triebitz const u8 *rsnx; 16354a3cb702SJohannes Berg const u8 *erp_info; 16364a3cb702SJohannes Berg const u8 *ext_supp_rates; 16374a3cb702SJohannes Berg const u8 *wmm_info; 16384a3cb702SJohannes Berg const u8 *wmm_param; 16394a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_elem; 16404a3cb702SJohannes Berg const struct ieee80211_ht_operation *ht_operation; 16414a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_elem; 16424a3cb702SJohannes Berg const struct ieee80211_vht_operation *vht_operation; 16434a3cb702SJohannes Berg const struct ieee80211_meshconf_ie *mesh_config; 164441cbb0f5SLuca Coelho const u8 *he_cap; 164541cbb0f5SLuca Coelho const struct ieee80211_he_operation *he_operation; 1646ef11a931SJohn Crispin const struct ieee80211_he_spr *he_spr; 164741cbb0f5SLuca Coelho const struct ieee80211_mu_edca_param_set *mu_edca_param_set; 1648a6cf28e0SRajkumar Manoharan const struct ieee80211_he_6ghz_capa *he_6ghz_capa; 1649b0345850SWen Gong const struct ieee80211_tx_pwr_env *tx_pwr_env[IEEE80211_TPE_MAX_IE_COUNT]; 165041cbb0f5SLuca Coelho const u8 *uora_element; 16514a3cb702SJohannes Berg const u8 *mesh_id; 16524a3cb702SJohannes Berg const u8 *peering; 16534a3cb702SJohannes Berg const __le16 *awake_window; 16544a3cb702SJohannes Berg const u8 *preq; 16554a3cb702SJohannes Berg const u8 *prep; 16564a3cb702SJohannes Berg const u8 *perr; 16574a3cb702SJohannes Berg const struct ieee80211_rann_ie *rann; 16584a3cb702SJohannes Berg const struct ieee80211_channel_sw_ie *ch_switch_ie; 1659b4f286a1SJohannes Berg const struct ieee80211_ext_chansw_ie *ext_chansw_ie; 1660b2e506bfSJohannes Berg const struct ieee80211_wide_bw_chansw_ie *wide_bw_chansw_ie; 1661ee145775SSara Sharon const u8 *max_channel_switch_time; 16624a3cb702SJohannes Berg const u8 *country_elem; 16634a3cb702SJohannes Berg const u8 *pwr_constr_elem; 1664c8d65917SSteinar H. Gunderson const u8 *cisco_dtpc_elem; 166579ba1d89SJohannes Berg const struct ieee80211_timeout_interval_ie *timeout_int; 16664a3cb702SJohannes Berg const u8 *opmode_notif; 166785220d71SJohannes Berg const struct ieee80211_sec_chan_offs_ie *sec_chan_offs; 1668c4de37eeSPeter Oh struct ieee80211_mesh_chansw_params_ie *mesh_chansw_params_ie; 1669e38a017bSAvraham Stern const struct ieee80211_bss_max_idle_period_ie *max_idle_period_ie; 167078ac51f8SSara Sharon const struct ieee80211_multiple_bssid_configuration *mbssid_config_ie; 167178ac51f8SSara Sharon const struct ieee80211_bssid_index *bssid_index; 167278ac51f8SSara Sharon u8 max_bssid_indicator; 167378ac51f8SSara Sharon u8 dtim_count; 167478ac51f8SSara Sharon u8 dtim_period; 16752aa485e1SJohn Crispin const struct ieee80211_addba_ext_ie *addba_ext_ie; 1676cd418ba6SThomas Pedersen const struct ieee80211_s1g_cap *s1g_capab; 1677cd418ba6SThomas Pedersen const struct ieee80211_s1g_oper_ie *s1g_oper; 1678cd418ba6SThomas Pedersen const struct ieee80211_s1g_bcn_compat_ie *s1g_bcn_compat; 16791d00ce80SThomas Pedersen const struct ieee80211_aid_response_ie *aid_resp; 1680f0e6bea8SIlan Peer const struct ieee80211_eht_cap_elem *eht_cap; 1681f0e6bea8SIlan Peer const struct ieee80211_eht_operation *eht_operation; 1682425f4b5fSJohannes Berg const struct ieee80211_multi_link_elem *multi_link; 1683dd76986bSJohannes Berg 1684dd76986bSJohannes Berg /* length of them, respectively */ 16859041c1faSArik Nemtsov u8 ext_capab_len; 1686dd76986bSJohannes Berg u8 ssid_len; 1687dd76986bSJohannes Berg u8 supp_rates_len; 1688dd76986bSJohannes Berg u8 tim_len; 1689dd76986bSJohannes Berg u8 rsn_len; 1690c0058df7SShaul Triebitz u8 rsnx_len; 1691dd76986bSJohannes Berg u8 ext_supp_rates_len; 1692dd76986bSJohannes Berg u8 wmm_info_len; 1693dd76986bSJohannes Berg u8 wmm_param_len; 169441cbb0f5SLuca Coelho u8 he_cap_len; 1695dd76986bSJohannes Berg u8 mesh_id_len; 1696dd76986bSJohannes Berg u8 peering_len; 1697dd76986bSJohannes Berg u8 preq_len; 1698dd76986bSJohannes Berg u8 prep_len; 1699dd76986bSJohannes Berg u8 perr_len; 1700dd76986bSJohannes Berg u8 country_elem_len; 170178ac51f8SSara Sharon u8 bssid_index_len; 1702b0345850SWen Gong u8 tx_pwr_env_len[IEEE80211_TPE_MAX_IE_COUNT]; 1703b0345850SWen Gong u8 tx_pwr_env_num; 1704f0e6bea8SIlan Peer u8 eht_cap_len; 1705fcff4f10SPaul Stewart 1706fcff4f10SPaul Stewart /* whether a parse error occurred while retrieving these elements */ 1707fcff4f10SPaul Stewart bool parse_error; 1708dd76986bSJohannes Berg }; 1709dd76986bSJohannes Berg 1710f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 1711f0706e82SJiri Benc struct ieee80211_hw *hw) 1712f0706e82SJiri Benc { 1713f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 1714f0706e82SJiri Benc } 1715f0706e82SJiri Benc 1716ba8c3d6fSFelix Fietkau static inline struct txq_info *to_txq_info(struct ieee80211_txq *txq) 1717ba8c3d6fSFelix Fietkau { 1718ba8c3d6fSFelix Fietkau return container_of(txq, struct txq_info, txq); 1719ba8c3d6fSFelix Fietkau } 1720f0706e82SJiri Benc 1721bb42f2d1SToke Høiland-Jørgensen static inline bool txq_has_queue(struct ieee80211_txq *txq) 1722bb42f2d1SToke Høiland-Jørgensen { 1723bb42f2d1SToke Høiland-Jørgensen struct txq_info *txqi = to_txq_info(txq); 1724bb42f2d1SToke Høiland-Jørgensen 1725bb42f2d1SToke Høiland-Jørgensen return !(skb_queue_empty(&txqi->frags) && !txqi->tin.backlog_packets); 1726bb42f2d1SToke Høiland-Jørgensen } 1727bb42f2d1SToke Høiland-Jørgensen 1728f4bda337SThomas Pedersen static inline bool 1729f4bda337SThomas Pedersen ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status) 1730f4bda337SThomas Pedersen { 1731f4bda337SThomas Pedersen WARN_ON_ONCE(status->flag & RX_FLAG_MACTIME_START && 1732f4bda337SThomas Pedersen status->flag & RX_FLAG_MACTIME_END); 1733da388233SAvraham Stern return !!(status->flag & (RX_FLAG_MACTIME_START | RX_FLAG_MACTIME_END | 1734da388233SAvraham Stern RX_FLAG_MACTIME_PLCP_START)); 1735f4bda337SThomas Pedersen } 1736571ecf67SJohannes Berg 173772f15d53SMichael Braun void ieee80211_vif_inc_num_mcast(struct ieee80211_sub_if_data *sdata); 173872f15d53SMichael Braun void ieee80211_vif_dec_num_mcast(struct ieee80211_sub_if_data *sdata); 173972f15d53SMichael Braun 174072f15d53SMichael Braun /* This function returns the number of multicast stations connected to this 174172f15d53SMichael Braun * interface. It returns -1 if that number is not tracked, that is for netdevs 174272f15d53SMichael Braun * not in AP or AP_VLAN mode or when using 4addr. 174372f15d53SMichael Braun */ 174472f15d53SMichael Braun static inline int 174572f15d53SMichael Braun ieee80211_vif_get_num_mcast_if(struct ieee80211_sub_if_data *sdata) 174672f15d53SMichael Braun { 174772f15d53SMichael Braun if (sdata->vif.type == NL80211_IFTYPE_AP) 174872f15d53SMichael Braun return atomic_read(&sdata->u.ap.num_mcast_sta); 174972f15d53SMichael Braun if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN && !sdata->u.vlan.sta) 175072f15d53SMichael Braun return atomic_read(&sdata->u.vlan.num_mcast_sta); 175172f15d53SMichael Braun return -1; 175272f15d53SMichael Braun } 175372f15d53SMichael Braun 1754f4bda337SThomas Pedersen u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local, 1755f4bda337SThomas Pedersen struct ieee80211_rx_status *status, 1756f4bda337SThomas Pedersen unsigned int mpdu_len, 1757f4bda337SThomas Pedersen unsigned int mpdu_offset); 1758e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 17595cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 17609c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 17617b7090b4SJohannes Berg u64 changed); 17627b7090b4SJohannes Berg void ieee80211_vif_cfg_change_notify(struct ieee80211_sub_if_data *sdata, 17637b7090b4SJohannes Berg u64 changed); 17647b7090b4SJohannes Berg void ieee80211_link_info_change_notify(struct ieee80211_sub_if_data *sdata, 1765d8675a63SJohannes Berg struct ieee80211_link_data *link, 1766d8675a63SJohannes Berg u64 changed); 17670d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 176846900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 1769f0706e82SJiri Benc 1770a2fcfccbSJohannes Berg u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local); 17715ee00dbdSJohannes Berg int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, 17725ee00dbdSJohannes Berg u64 *cookie, gfp_t gfp); 1773a2fcfccbSJohannes Berg 177449ddf8e6SJohannes Berg void ieee80211_check_fast_rx(struct sta_info *sta); 177549ddf8e6SJohannes Berg void __ieee80211_check_fast_rx_iface(struct ieee80211_sub_if_data *sdata); 177649ddf8e6SJohannes Berg void ieee80211_check_fast_rx_iface(struct ieee80211_sub_if_data *sdata); 177749ddf8e6SJohannes Berg void ieee80211_clear_fast_rx(struct sta_info *sta); 177849ddf8e6SJohannes Berg 17790d5891e3SAndrei Otcheretianski bool ieee80211_is_our_addr(struct ieee80211_sub_if_data *sdata, 17800d5891e3SAndrei Otcheretianski const u8 *addr, int *out_link_id); 17810d5891e3SAndrei Otcheretianski 178246900298SJohannes Berg /* STA code */ 17839c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 178477fdaa12SJohannes Berg int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, 178577fdaa12SJohannes Berg struct cfg80211_auth_request *req); 178677fdaa12SJohannes Berg int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, 178777fdaa12SJohannes Berg struct cfg80211_assoc_request *req); 178877fdaa12SJohannes Berg int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, 178963c9c5e7SJohannes Berg struct cfg80211_deauth_request *req); 179077fdaa12SJohannes Berg int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, 179163c9c5e7SJohannes Berg struct cfg80211_disassoc_request *req); 1792572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 1793572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 17944a733ef1SJohannes Berg void ieee80211_recalc_ps(struct ieee80211_local *local); 1795ab095877SEliad Peller void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata); 17962b2c009eSJuuso Oikarinen int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata); 17971fa57d01SJohannes Berg void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata); 17981fa57d01SJohannes Berg void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 17991fa57d01SJohannes Berg struct sk_buff *skb); 180009a740ceSThomas Pedersen void ieee80211_sta_rx_queued_ext(struct ieee80211_sub_if_data *sdata, 180109a740ceSThomas Pedersen struct sk_buff *skb); 1802d3a910a8SLuis R. Rodriguez void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata); 1803be099e82SLuis R. Rodriguez void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata); 1804afa762f6SEliad Peller void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata); 18051672c0e3SJohannes Berg void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata, 18061672c0e3SJohannes Berg __le16 fc, bool acked); 18071a1cb744SJohannes Berg void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata); 1808b8360ab8SJohannes Berg void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); 180902219b3aSJohannes Berg void ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata); 18107dd231ebSNaftali Goldstein void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata, 181153da4c45SJohannes Berg u8 reason, bool tx); 1812b2e8434fSJohannes Berg void ieee80211_mgd_setup_link(struct ieee80211_link_data *link); 1813b2e8434fSJohannes Berg void ieee80211_mgd_stop_link(struct ieee80211_link_data *link); 18149c6bd790SJohannes Berg 181546900298SJohannes Berg /* IBSS code */ 181646900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 181746900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 18188bf11d8dSJohannes Berg void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, 18198bf11d8dSJohannes Berg const u8 *bssid, const u8 *addr, u32 supp_rates); 1820af8cdcd8SJohannes Berg int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, 1821af8cdcd8SJohannes Berg struct cfg80211_ibss_params *params); 1822af8cdcd8SJohannes Berg int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); 18231fa57d01SJohannes Berg void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata); 18241fa57d01SJohannes Berg void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 18251fa57d01SJohannes Berg struct sk_buff *skb); 1826cd7760e6SSimon Wunderlich int ieee80211_ibss_csa_beacon(struct ieee80211_sub_if_data *sdata, 1827cd7760e6SSimon Wunderlich struct cfg80211_csa_settings *csa_settings); 1828cd7760e6SSimon Wunderlich int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata); 1829cd7760e6SSimon Wunderlich void ieee80211_ibss_stop(struct ieee80211_sub_if_data *sdata); 18301fa57d01SJohannes Berg 1831239281f8SRostislav Lisovy /* OCB code */ 1832239281f8SRostislav Lisovy void ieee80211_ocb_work(struct ieee80211_sub_if_data *sdata); 1833239281f8SRostislav Lisovy void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, 1834239281f8SRostislav Lisovy const u8 *bssid, const u8 *addr, u32 supp_rates); 1835239281f8SRostislav Lisovy void ieee80211_ocb_setup_sdata(struct ieee80211_sub_if_data *sdata); 1836239281f8SRostislav Lisovy int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, 1837239281f8SRostislav Lisovy struct ocb_setup *setup); 1838239281f8SRostislav Lisovy int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata); 1839239281f8SRostislav Lisovy 18401fa57d01SJohannes Berg /* mesh code */ 18411fa57d01SJohannes Berg void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata); 18421fa57d01SJohannes Berg void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 18431fa57d01SJohannes Berg struct sk_buff *skb); 1844b8456a14SChun-Yeow Yeoh int ieee80211_mesh_csa_beacon(struct ieee80211_sub_if_data *sdata, 184566e01cf9SLuciano Coelho struct cfg80211_csa_settings *csa_settings); 1846b8456a14SChun-Yeow Yeoh int ieee80211_mesh_finish_csa(struct ieee80211_sub_if_data *sdata); 184746900298SJohannes Berg 18489c6bd790SJohannes Berg /* scan/BSS handling */ 184946900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 185034bcf715SStanislaw Gruszka int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, 1851be4a4b6aSJohannes Berg const u8 *ssid, u8 ssid_len, 185276bed0f4SJanusz.Dziedzic@tieto.com struct ieee80211_channel **channels, 185376bed0f4SJanusz.Dziedzic@tieto.com unsigned int n_channels, 18547ca15a0aSSimon Wunderlich enum nl80211_bss_scan_width scan_width); 1855c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 18562a519311SJohannes Berg struct cfg80211_scan_request *req); 18575bb644a0SJohannes Berg void ieee80211_scan_cancel(struct ieee80211_local *local); 1858133d40f9SStanislaw Gruszka void ieee80211_run_deferred_scan(struct ieee80211_local *local); 1859d48b2968SJohannes Berg void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb); 18609c6bd790SJohannes Berg 18610a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 1862c2b13452SJohannes Berg struct ieee80211_bss * 186398c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 186498c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 186598c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 186698c8fccfSJohannes Berg size_t len, 1867d45c4172SEmmanuel Grumbach struct ieee80211_channel *channel); 186898c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 1869c2b13452SJohannes Berg struct ieee80211_bss *bss); 1870ee385855SLuis Carlos Cobo 187179f460caSLuciano Coelho /* scheduled scan handling */ 1872d43c6b6eSDavid Spinadel int 1873d43c6b6eSDavid Spinadel __ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 1874d43c6b6eSDavid Spinadel struct cfg80211_sched_scan_request *req); 187579f460caSLuciano Coelho int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 187679f460caSLuciano Coelho struct cfg80211_sched_scan_request *req); 18770d440ea2SEliad Peller int ieee80211_request_sched_scan_stop(struct ieee80211_local *local); 1878f6837ba8SJohannes Berg void ieee80211_sched_scan_end(struct ieee80211_local *local); 187985a9994aSLuciano Coelho void ieee80211_sched_scan_stopped_work(struct work_struct *work); 188079f460caSLuciano Coelho 1881a2fcfccbSJohannes Berg /* off-channel/mgmt-tx */ 1882aacde9eeSStanislaw Gruszka void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local); 1883aacde9eeSStanislaw Gruszka void ieee80211_offchannel_return(struct ieee80211_local *local); 18842eb278e0SJohannes Berg void ieee80211_roc_setup(struct ieee80211_local *local); 18852eb278e0SJohannes Berg void ieee80211_start_next_roc(struct ieee80211_local *local); 1886c8f994eeSJohannes Berg void ieee80211_roc_purge(struct ieee80211_local *local, 1887c8f994eeSJohannes Berg struct ieee80211_sub_if_data *sdata); 1888a2fcfccbSJohannes Berg int ieee80211_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev, 1889a2fcfccbSJohannes Berg struct ieee80211_channel *chan, 1890a2fcfccbSJohannes Berg unsigned int duration, u64 *cookie); 1891a2fcfccbSJohannes Berg int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy, 1892a2fcfccbSJohannes Berg struct wireless_dev *wdev, u64 cookie); 1893a2fcfccbSJohannes Berg int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1894a2fcfccbSJohannes Berg struct cfg80211_mgmt_tx_params *params, u64 *cookie); 1895a2fcfccbSJohannes Berg int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy, 1896a2fcfccbSJohannes Berg struct wireless_dev *wdev, u64 cookie); 1897b203ffc3SJouni Malinen 189873da7d5bSSimon Wunderlich /* channel switch handling */ 189973da7d5bSSimon Wunderlich void ieee80211_csa_finalize_work(struct work_struct *work); 190082a8e17dSLuciano Coelho int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, 190182a8e17dSLuciano Coelho struct cfg80211_csa_settings *params); 190273da7d5bSSimon Wunderlich 19035f9404abSJohn Crispin /* color change handling */ 19045f9404abSJohn Crispin void ieee80211_color_change_finalize_work(struct work_struct *work); 19055f9404abSJohn Crispin 19063e122be0SJohannes Berg /* interface handling */ 190707b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES_TX (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | \ 190807b83d2eSJohannes Berg NETIF_F_HW_CSUM | NETIF_F_SG | \ 190907b83d2eSJohannes Berg NETIF_F_HIGHDMA | NETIF_F_GSO_SOFTWARE) 191007b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES_RX (NETIF_F_RXCSUM) 191107b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES (MAC80211_SUPPORTED_FEATURES_TX | \ 191207b83d2eSJohannes Berg MAC80211_SUPPORTED_FEATURES_RX) 191307b83d2eSJohannes Berg 191447846c9bSJohannes Berg int ieee80211_iface_init(void); 191547846c9bSJohannes Berg void ieee80211_iface_exit(void); 19163e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 19176bab2e19STom Gundersen unsigned char name_assign_type, 191884efbb84SJohannes Berg struct wireless_dev **new_wdev, enum nl80211_iftype type, 1919ee385855SLuis Carlos Cobo struct vif_params *params); 1920f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 192105c914feSJohannes Berg enum nl80211_iftype type); 1922f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 192375636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 1924382a103bSJohannes Berg u32 ieee80211_idle_off(struct ieee80211_local *local); 19255cff20e6SJohannes Berg void ieee80211_recalc_idle(struct ieee80211_local *local); 192685416a4fSChristian Lamparter void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, 192785416a4fSChristian Lamparter const int offset); 1928f142c6b9SJohannes Berg int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up); 1929f142c6b9SJohannes Berg void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata); 19303c3e21e7SJohannes Berg int ieee80211_add_virtual_monitor(struct ieee80211_local *local); 19313c3e21e7SJohannes Berg void ieee80211_del_virtual_monitor(struct ieee80211_local *local); 1932f0706e82SJiri Benc 1933d8787ec6SJohannes Berg int ieee80211_vif_set_links(struct ieee80211_sub_if_data *sdata, 1934d8787ec6SJohannes Berg u16 new_links); 1935d8787ec6SJohannes Berg 19361ea6f9c0SJohannes Berg bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); 1937db82d8a9SLorenzo Bianconi void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata, 1938db82d8a9SLorenzo Bianconi bool update_bss); 19396aea26ceSFelix Fietkau void ieee80211_recalc_offload(struct ieee80211_local *local); 19401ea6f9c0SJohannes Berg 19419607e6b6SJohannes Berg static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) 19429607e6b6SJohannes Berg { 194334d4bc4dSJohannes Berg return test_bit(SDATA_STATE_RUNNING, &sdata->state); 19449607e6b6SJohannes Berg } 19459607e6b6SJohannes Berg 1946e2ebc74dSJohannes Berg /* tx handling */ 1947e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1948da1cad73SAllen Pais void ieee80211_tx_pending(struct tasklet_struct *t); 1949d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, 1950d0cf9c0dSStephen Hemminger struct net_device *dev); 1951d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, 1952d0cf9c0dSStephen Hemminger struct net_device *dev); 195350ff477aSJohn Crispin netdev_tx_t ieee80211_subif_start_xmit_8023(struct sk_buff *skb, 195450ff477aSJohn Crispin struct net_device *dev); 195524d342c5SLiad Kaufman void __ieee80211_subif_start_xmit(struct sk_buff *skb, 195624d342c5SLiad Kaufman struct net_device *dev, 195706016772SRajkumar Manoharan u32 info_flags, 1958a7528198SMarkus Theil u32 ctrl_flags, 1959a7528198SMarkus Theil u64 *cookie); 19601f98ab7fSFelix Fietkau void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, 19611f98ab7fSFelix Fietkau struct sk_buff_head *skbs); 19627528ec57SJohannes Berg struct sk_buff * 19637528ec57SJohannes Berg ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, 19647528ec57SJohannes Berg struct sk_buff *skb, u32 info_flags); 19654dc792b8SHelmut Schaa void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb, 1966b7b2e8caSJohn Crispin int retry_count, int shift, bool send_to_cooked, 1967b7b2e8caSJohn Crispin struct ieee80211_tx_status *status); 1968e2ebc74dSJohannes Berg 196917c18bf8SJohannes Berg void ieee80211_check_fast_xmit(struct sta_info *sta); 197017c18bf8SJohannes Berg void ieee80211_check_fast_xmit_all(struct ieee80211_local *local); 197117c18bf8SJohannes Berg void ieee80211_check_fast_xmit_iface(struct ieee80211_sub_if_data *sdata); 197217c18bf8SJohannes Berg void ieee80211_clear_fast_xmit(struct sta_info *sta); 197391180649SDenis Kenzior int ieee80211_tx_control_port(struct wiphy *wiphy, struct net_device *dev, 197491180649SDenis Kenzior const u8 *buf, size_t len, 1975dca9ca2dSMarkus Theil const u8 *dest, __be16 proto, bool unencrypted, 197667207babSAndrei Otcheretianski int link_id, u64 *cookie); 19778828f81aSRajkumar Manoharan int ieee80211_probe_mesh_link(struct wiphy *wiphy, struct net_device *dev, 19788828f81aSRajkumar Manoharan const u8 *buf, size_t len); 197917c18bf8SJohannes Berg 1980de1ede7aSJohannes Berg /* HT */ 1981ef96a842SBen Greear void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, 1982ef96a842SBen Greear struct ieee80211_sta_ht_cap *ht_cap); 1983e1a0c6b3SJohannes Berg bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, 1984ef96a842SBen Greear struct ieee80211_supported_band *sband, 19854a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_ie, 1986c71420dbSJohannes Berg struct link_sta_info *link_sta); 1987b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1988b8695a8fSJohannes Berg const u8 *da, u16 tid, 1989b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 19900f78231bSJohannes Berg int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, 19910f78231bSJohannes Berg enum ieee80211_smps_mode smps, const u8 *da, 19920f78231bSJohannes Berg const u8 *bssid); 1993687da132SEmmanuel Grumbach bool ieee80211_smps_is_restrictive(enum ieee80211_smps_mode smps_mode_old, 1994687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode_new); 1995de1ede7aSJohannes Berg 19967c3b1dd8SJohannes Berg void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 199753f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1998849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 199953f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 2000bde59c47SJohannes Berg void ___ieee80211_start_rx_ba_session(struct sta_info *sta, 2001bde59c47SJohannes Berg u8 dialog_token, u16 timeout, 2002bde59c47SJohannes Berg u16 start_seq_num, u16 ba_policy, u16 tid, 20032ab45876SJohn Crispin u16 buf_size, bool tx, bool auto_seq, 20042ab45876SJohn Crispin const struct ieee80211_addba_ext_ie *addbaext); 2005c82c4a80SJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, 2006c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 2007de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 2008de1ede7aSJohannes Berg struct sta_info *sta, 2009de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 2010de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 2011de1ede7aSJohannes Berg struct sta_info *sta, 2012de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 2013de1ede7aSJohannes Berg size_t len); 2014de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 2015de1ede7aSJohannes Berg struct sta_info *sta, 2016de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 2017de1ede7aSJohannes Berg size_t len); 2018de1ede7aSJohannes Berg 2019849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 2020c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 202167c282c0SJohannes Berg int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 2022c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 20237a7c0a64SJohannes Berg void ieee80211_start_tx_ba_cb(struct sta_info *sta, int tid, 20247a7c0a64SJohannes Berg struct tid_ampdu_tx *tid_tx); 20257a7c0a64SJohannes Berg void ieee80211_stop_tx_ba_cb(struct sta_info *sta, int tid, 20267a7c0a64SJohannes Berg struct tid_ampdu_tx *tid_tx); 202767c282c0SJohannes Berg void ieee80211_ba_session_work(struct work_struct *work); 202867c282c0SJohannes Berg void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); 20292bff8ebfSChristian Lamparter void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); 2030849b7967SJohannes Berg 203104ecd257SJohannes Berg u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs); 203257566b20Stamizhr@codeaurora.org enum nl80211_smps_mode 203357566b20Stamizhr@codeaurora.org ieee80211_smps_mode_to_smps_mode(enum ieee80211_smps_mode smps); 203404ecd257SJohannes Berg 2035818255eaSMahesh Palivela /* VHT */ 20364a3cb702SJohannes Berg void 20374a3cb702SJohannes Berg ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, 2038818255eaSMahesh Palivela struct ieee80211_supported_band *sband, 20394a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_ie, 2040c71420dbSJohannes Berg struct link_sta_info *link_sta); 2041c71420dbSJohannes Berg enum ieee80211_sta_rx_bandwidth 2042c71420dbSJohannes Berg ieee80211_sta_cap_rx_bw(struct link_sta_info *link_sta); 2043c71420dbSJohannes Berg enum ieee80211_sta_rx_bandwidth 2044c71420dbSJohannes Berg ieee80211_sta_cur_vht_bw(struct link_sta_info *link_sta); 2045c71420dbSJohannes Berg void ieee80211_sta_set_rx_nss(struct link_sta_info *link_sta); 204659021c67SArik Nemtsov enum ieee80211_sta_rx_bandwidth 204759021c67SArik Nemtsov ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); 2048c71420dbSJohannes Berg enum nl80211_chan_width 2049c71420dbSJohannes Berg ieee80211_sta_cap_chan_bw(struct link_sta_info *link_sta); 205023a1f8d4SSara Sharon void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, 2051d8675a63SJohannes Berg struct ieee80211_link_data *link, 205223a1f8d4SSara Sharon struct ieee80211_mgmt *mgmt); 2053b1bce14aSMarek Kwaczynski u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 2054c71420dbSJohannes Berg struct link_sta_info *sta, 2055afe0d181SJohannes Berg u8 opmode, enum nl80211_band band); 20560af83d3dSJohannes Berg void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 2057c71420dbSJohannes Berg struct link_sta_info *sta, 2058afe0d181SJohannes Berg u8 opmode, enum nl80211_band band); 2059dd5ecfeaSJohannes Berg void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata, 2060dd5ecfeaSJohannes Berg struct ieee80211_sta_vht_cap *vht_cap); 2061b119ad6eSLorenzo Bianconi void ieee80211_get_vht_mask_from_cap(__le16 vht_cap, 2062b119ad6eSLorenzo Bianconi u16 vht_mask[NL80211_VHT_NSS_MAX]); 206397f5f425Stamizhr@codeaurora.org enum nl80211_chan_width 2064c71420dbSJohannes Berg ieee80211_sta_rx_bw_to_chan_width(struct link_sta_info *sta); 20654a34215eSJohannes Berg 206641cbb0f5SLuca Coelho /* HE */ 206741cbb0f5SLuca Coelho void 206841cbb0f5SLuca Coelho ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, 206941cbb0f5SLuca Coelho struct ieee80211_supported_band *sband, 207041cbb0f5SLuca Coelho const u8 *he_cap_ie, u8 he_cap_len, 20711bb9a8a4SJohannes Berg const struct ieee80211_he_6ghz_capa *he_6ghz_capa, 2072c71420dbSJohannes Berg struct link_sta_info *link_sta); 20731ced169cSJohn Crispin void 20741ced169cSJohn Crispin ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif, 20751ced169cSJohn Crispin const struct ieee80211_he_spr *he_spr_ie_elem); 207641cbb0f5SLuca Coelho 2077697f6c50SJohn Crispin void 2078697f6c50SJohn Crispin ieee80211_he_op_ie_to_bss_conf(struct ieee80211_vif *vif, 2079697f6c50SJohn Crispin const struct ieee80211_he_operation *he_op_ie_elem); 2080697f6c50SJohn Crispin 208112bf8fadSThomas Pedersen /* S1G */ 208212bf8fadSThomas Pedersen void ieee80211_s1g_sta_rate_init(struct sta_info *sta); 2083f5a4c24eSLorenzo Bianconi bool ieee80211_s1g_is_twt_setup(struct sk_buff *skb); 2084f5a4c24eSLorenzo Bianconi void ieee80211_s1g_rx_twt_action(struct ieee80211_sub_if_data *sdata, 2085f5a4c24eSLorenzo Bianconi struct sk_buff *skb); 2086f5a4c24eSLorenzo Bianconi void ieee80211_s1g_status_twt_action(struct ieee80211_sub_if_data *sdata, 2087f5a4c24eSLorenzo Bianconi struct sk_buff *skb); 208812bf8fadSThomas Pedersen 208939192c0bSJohannes Berg /* Spectrum management */ 209039192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 209139192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 209239192c0bSJohannes Berg size_t len); 2093e6b7cde4SSimon Wunderlich /** 2094e6b7cde4SSimon Wunderlich * ieee80211_parse_ch_switch_ie - parses channel switch IEs 2095e6b7cde4SSimon Wunderlich * @sdata: the sdata of the interface which has received the frame 2096e6b7cde4SSimon Wunderlich * @elems: parsed 802.11 elements received with the frame 2097e6b7cde4SSimon Wunderlich * @current_band: indicates the current band 20982a333a0dSJohannes Berg * @vht_cap_info: VHT capabilities of the transmitter 2099ba323e29SJohannes Berg * @conn_flags: contains information about own capabilities and restrictions 2100ba323e29SJohannes Berg * to decide which channel switch announcements can be accepted, using 2101ba323e29SJohannes Berg * flags from &enum ieee80211_conn_flags. 2102e6b7cde4SSimon Wunderlich * @bssid: the currently connected bssid (for reporting) 2103c0f17eb9SChun-Yeow Yeoh * @csa_ie: parsed 802.11 csa elements on count, mode, chandef and mesh ttl. 2104c0f17eb9SChun-Yeow Yeoh All of them will be filled with if success only. 2105e6b7cde4SSimon Wunderlich * Return: 0 on success, <0 on error and >0 if there is nothing to parse. 2106e6b7cde4SSimon Wunderlich */ 2107e6b7cde4SSimon Wunderlich int ieee80211_parse_ch_switch_ie(struct ieee80211_sub_if_data *sdata, 210884469a45SLuciano Coelho struct ieee802_11_elems *elems, 210957fbcce3SJohannes Berg enum nl80211_band current_band, 21102a333a0dSJohannes Berg u32 vht_cap_info, 2111ba323e29SJohannes Berg ieee80211_conn_flags_t conn_flags, u8 *bssid, 2112c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie *csa_ie); 211339192c0bSJohannes Berg 2114f2753ddbSJohannes Berg /* Suspend/resume and hw reconfiguration */ 2115f2753ddbSJohannes Berg int ieee80211_reconfig(struct ieee80211_local *local); 211684f6a01cSJohannes Berg void ieee80211_stop_device(struct ieee80211_local *local); 2117f2753ddbSJohannes Berg 2118eecc4800SJohannes Berg int __ieee80211_suspend(struct ieee80211_hw *hw, 2119eecc4800SJohannes Berg struct cfg80211_wowlan *wowlan); 2120f2753ddbSJohannes Berg 2121f2753ddbSJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 2122f2753ddbSJohannes Berg { 212385f72bc8SJohn W. Linville struct ieee80211_local *local = hw_to_local(hw); 212485f72bc8SJohn W. Linville 21259120d94eSLuciano Coelho WARN(test_bit(SCAN_HW_SCANNING, &local->scanning) && 21269120d94eSLuciano Coelho !test_bit(SCAN_COMPLETED, &local->scanning), 212785f72bc8SJohn W. Linville "%s: resume with hardware scan still in progress\n", 212885f72bc8SJohn W. Linville wiphy_name(hw->wiphy)); 212985f72bc8SJohn W. Linville 2130f2753ddbSJohannes Berg return ieee80211_reconfig(hw_to_local(hw)); 2131f2753ddbSJohannes Berg } 2132665af4fcSBob Copeland 2133c2d1560aSJohannes Berg /* utility functions/constants */ 21348a47cea7SJohannes Berg extern const void *const mac80211_wiphy_privid; /* for wiphy privid */ 213557fbcce3SJohannes Berg int ieee80211_frame_duration(enum nl80211_band band, size_t len, 2136438b61b7SSimon Wunderlich int rate, int erp, int short_preamble, 2137438b61b7SSimon Wunderlich int shift); 2138e552af05SHaim Dreyfuss void ieee80211_regulatory_limit_wmm_params(struct ieee80211_sub_if_data *sdata, 2139e552af05SHaim Dreyfuss struct ieee80211_tx_queue_params *qparam, 2140e552af05SHaim Dreyfuss int ac); 2141b3e2130bSJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_link_data *link, 2142cec66283SJohannes Berg bool bss_notify, bool enable_qos); 21437c10770fSJohannes Berg void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, 214408aca29aSMathy Vanhoef struct sta_info *sta, struct sk_buff *skb); 2145cf6bb79aSHelmut Schaa 214655de908aSJohannes Berg void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 2147e1e68b14SJohannes Berg struct sk_buff *skb, int tid, int link_id, 214808aca29aSMathy Vanhoef enum nl80211_band band); 214955de908aSJohannes Berg 215050ff477aSJohn Crispin /* sta_out needs to be checked for ERR_PTR() before using */ 215150ff477aSJohn Crispin int ieee80211_lookup_ra_sta(struct ieee80211_sub_if_data *sdata, 215250ff477aSJohn Crispin struct sk_buff *skb, 215350ff477aSJohn Crispin struct sta_info **sta_out); 215450ff477aSJohn Crispin 215555de908aSJohannes Berg static inline void 215655de908aSJohannes Berg ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 215755de908aSJohannes Berg struct sk_buff *skb, int tid, 215808aca29aSMathy Vanhoef enum nl80211_band band) 215955de908aSJohannes Berg { 216055de908aSJohannes Berg rcu_read_lock(); 2161e1e68b14SJohannes Berg __ieee80211_tx_skb_tid_band(sdata, skb, tid, -1, band); 216255de908aSJohannes Berg rcu_read_unlock(); 216355de908aSJohannes Berg } 216455de908aSJohannes Berg 2165eef25a66SJohannes Berg void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, 2166e1e68b14SJohannes Berg struct sk_buff *skb, int tid, int link_id); 216755de908aSJohannes Berg 216855de908aSJohannes Berg static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, 2169cf6bb79aSHelmut Schaa struct sk_buff *skb) 2170cf6bb79aSHelmut Schaa { 2171cf6bb79aSHelmut Schaa /* Send all internal mgmt frames on VO. Accordingly set TID to 7. */ 2172e1e68b14SJohannes Berg ieee80211_tx_skb_tid(sdata, skb, 7, -1); 2173cf6bb79aSHelmut Schaa } 2174cf6bb79aSHelmut Schaa 2175fd17bf04SJohannes Berg /** 2176fd17bf04SJohannes Berg * struct ieee80211_elems_parse_params - element parsing parameters 2177fd17bf04SJohannes Berg * @start: pointer to the elements 2178fd17bf04SJohannes Berg * @len: length of the elements 2179fd17bf04SJohannes Berg * @action: %true if the elements came from an action frame 2180fd17bf04SJohannes Berg * @filter: bitmap of element IDs to filter out while calculating 2181fd17bf04SJohannes Berg * the element CRC 2182fd17bf04SJohannes Berg * @crc: CRC starting value 218338c6aa29SJohannes Berg * @bss: the BSS to parse this as, for multi-BSSID cases this can 218438c6aa29SJohannes Berg * represent a non-transmitting BSS in which case the data 218538c6aa29SJohannes Berg * for that non-transmitting BSS is returned 2186425f4b5fSJohannes Berg * @link_id: the link ID to parse elements for, if a STA profile 2187425f4b5fSJohannes Berg * is present in the multi-link element, or -1 to ignore 2188*ea5cba26SJohannes Berg * @from_ap: frame is received from an AP (currently used only 2189*ea5cba26SJohannes Berg * for EHT capabilities parsing) 2190fd17bf04SJohannes Berg */ 2191fd17bf04SJohannes Berg struct ieee80211_elems_parse_params { 2192fd17bf04SJohannes Berg const u8 *start; 2193fd17bf04SJohannes Berg size_t len; 2194fd17bf04SJohannes Berg bool action; 2195fd17bf04SJohannes Berg u64 filter; 2196fd17bf04SJohannes Berg u32 crc; 219738c6aa29SJohannes Berg struct cfg80211_bss *bss; 2198425f4b5fSJohannes Berg int link_id; 2199*ea5cba26SJohannes Berg bool from_ap; 2200fd17bf04SJohannes Berg }; 2201fd17bf04SJohannes Berg 2202fd17bf04SJohannes Berg struct ieee802_11_elems * 2203fd17bf04SJohannes Berg ieee802_11_parse_elems_full(struct ieee80211_elems_parse_params *params); 2204fd17bf04SJohannes Berg 2205fd17bf04SJohannes Berg static inline struct ieee802_11_elems * 2206fd17bf04SJohannes Berg ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, 22075d24828dSJohannes Berg u64 filter, u32 crc, 220838c6aa29SJohannes Berg struct cfg80211_bss *bss) 2209fd17bf04SJohannes Berg { 2210fd17bf04SJohannes Berg struct ieee80211_elems_parse_params params = { 2211fd17bf04SJohannes Berg .start = start, 2212fd17bf04SJohannes Berg .len = len, 2213fd17bf04SJohannes Berg .action = action, 2214fd17bf04SJohannes Berg .filter = filter, 2215fd17bf04SJohannes Berg .crc = crc, 221638c6aa29SJohannes Berg .bss = bss, 2217425f4b5fSJohannes Berg .link_id = -1, 2218fd17bf04SJohannes Berg }; 2219fd17bf04SJohannes Berg 2220fd17bf04SJohannes Berg return ieee802_11_parse_elems_full(¶ms); 2221fd17bf04SJohannes Berg } 2222fd17bf04SJohannes Berg 22235d24828dSJohannes Berg static inline struct ieee802_11_elems * 22245d24828dSJohannes Berg ieee802_11_parse_elems(const u8 *start, size_t len, bool action, 222538c6aa29SJohannes Berg struct cfg80211_bss *bss) 2226ddc4db2eSJohannes Berg { 222738c6aa29SJohannes Berg return ieee802_11_parse_elems_crc(start, len, action, 0, 0, bss); 2228ddc4db2eSJohannes Berg } 2229ddc4db2eSJohannes Berg 2230e4342549SJohannes Berg void ieee80211_fragment_element(struct sk_buff *skb, u8 *len_pos); 223183eb935eSMichal Kazior 223202219b3aSJohannes Berg extern const int ieee802_1d_to_ac[8]; 223302219b3aSJohannes Berg 223402219b3aSJohannes Berg static inline int ieee80211_ac_from_tid(int tid) 223502219b3aSJohannes Berg { 223602219b3aSJohannes Berg return ieee802_1d_to_ac[tid & 7]; 223702219b3aSJohannes Berg } 223802219b3aSJohannes Berg 2239520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 2240520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 224134f11cd3SKees Cook void ieee80211_dynamic_ps_timer(struct timer_list *t); 2242a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 2243a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 2244076cdcb1SJohannes Berg bool powersave); 2245a5d3cbdbSFelix Fietkau void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local, 2246a5d3cbdbSFelix Fietkau struct ieee80211_sub_if_data *sdata); 22474e5ff376SFelix Fietkau void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata, 224802219b3aSJohannes Berg struct ieee80211_hdr *hdr, bool ack, u16 tx_time); 2249520eb820SKalle Valo 2250ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 2251445ea4e8SJohannes Berg unsigned long queues, 2252cca07b00SLuciano Coelho enum queue_stop_reason reason, 2253cca07b00SLuciano Coelho bool refcounted); 225426da23b6SLuciano Coelho void ieee80211_stop_vif_queues(struct ieee80211_local *local, 225526da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 225626da23b6SLuciano Coelho enum queue_stop_reason reason); 225726da23b6SLuciano Coelho void ieee80211_wake_vif_queues(struct ieee80211_local *local, 225826da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 225926da23b6SLuciano Coelho enum queue_stop_reason reason); 2260ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 2261445ea4e8SJohannes Berg unsigned long queues, 2262cca07b00SLuciano Coelho enum queue_stop_reason reason, 2263cca07b00SLuciano Coelho bool refcounted); 226496f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 2265cca07b00SLuciano Coelho enum queue_stop_reason reason, 2266cca07b00SLuciano Coelho bool refcounted); 226796f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 2268cca07b00SLuciano Coelho enum queue_stop_reason reason, 2269cca07b00SLuciano Coelho bool refcounted); 22703a25a8c8SJohannes Berg void ieee80211_propagate_queue_wake(struct ieee80211_local *local, int queue); 22718f77f384SJohannes Berg void ieee80211_add_pending_skb(struct ieee80211_local *local, 22728f77f384SJohannes Berg struct sk_buff *skb); 2273e3685e03SJohannes Berg void ieee80211_add_pending_skbs(struct ieee80211_local *local, 2274e3685e03SJohannes Berg struct sk_buff_head *skbs); 227539ecc01dSJohannes Berg void ieee80211_flush_queues(struct ieee80211_local *local, 22763b24f4c6SEmmanuel Grumbach struct ieee80211_sub_if_data *sdata, bool drop); 22774f9610d5SLiad Kaufman void __ieee80211_flush_queues(struct ieee80211_local *local, 22784f9610d5SLiad Kaufman struct ieee80211_sub_if_data *sdata, 22793b24f4c6SEmmanuel Grumbach unsigned int queues, bool drop); 2280ce7c9111SKalle Valo 22814afaff17SEmmanuel Grumbach static inline bool ieee80211_can_run_worker(struct ieee80211_local *local) 22824afaff17SEmmanuel Grumbach { 22834afaff17SEmmanuel Grumbach /* 2284f8891461SNaftali Goldstein * It's unsafe to try to do any work during reconfigure flow. 2285f8891461SNaftali Goldstein * When the flow ends the work will be requeued. 2286f8891461SNaftali Goldstein */ 2287f8891461SNaftali Goldstein if (local->in_reconfig) 2288f8891461SNaftali Goldstein return false; 2289f8891461SNaftali Goldstein 2290f8891461SNaftali Goldstein /* 22914afaff17SEmmanuel Grumbach * If quiescing is set, we are racing with __ieee80211_suspend. 22924afaff17SEmmanuel Grumbach * __ieee80211_suspend flushes the workers after setting quiescing, 22934afaff17SEmmanuel Grumbach * and we check quiescing / suspended before enqueing new workers. 22944afaff17SEmmanuel Grumbach * We should abort the worker to avoid the races below. 22954afaff17SEmmanuel Grumbach */ 22964afaff17SEmmanuel Grumbach if (local->quiescing) 22974afaff17SEmmanuel Grumbach return false; 22984afaff17SEmmanuel Grumbach 22994afaff17SEmmanuel Grumbach /* 23004afaff17SEmmanuel Grumbach * We might already be suspended if the following scenario occurs: 23014afaff17SEmmanuel Grumbach * __ieee80211_suspend Control path 23024afaff17SEmmanuel Grumbach * 23034afaff17SEmmanuel Grumbach * if (local->quiescing) 23044afaff17SEmmanuel Grumbach * return; 23054afaff17SEmmanuel Grumbach * local->quiescing = true; 23064afaff17SEmmanuel Grumbach * flush_workqueue(); 23074afaff17SEmmanuel Grumbach * queue_work(...); 23084afaff17SEmmanuel Grumbach * local->suspended = true; 23094afaff17SEmmanuel Grumbach * local->quiescing = false; 23104afaff17SEmmanuel Grumbach * worker starts running... 23114afaff17SEmmanuel Grumbach */ 23124afaff17SEmmanuel Grumbach if (local->suspended) 23134afaff17SEmmanuel Grumbach return false; 23144afaff17SEmmanuel Grumbach 23154afaff17SEmmanuel Grumbach return true; 23164afaff17SEmmanuel Grumbach } 23174afaff17SEmmanuel Grumbach 2318fa962b92SMichal Kazior int ieee80211_txq_setup_flows(struct ieee80211_local *local); 23192fe4a29aSToke Høiland-Jørgensen void ieee80211_txq_set_params(struct ieee80211_local *local); 2320fa962b92SMichal Kazior void ieee80211_txq_teardown_flows(struct ieee80211_local *local); 2321fa962b92SMichal Kazior void ieee80211_txq_init(struct ieee80211_sub_if_data *sdata, 2322ba8c3d6fSFelix Fietkau struct sta_info *sta, 2323ba8c3d6fSFelix Fietkau struct txq_info *txq, int tid); 2324fa962b92SMichal Kazior void ieee80211_txq_purge(struct ieee80211_local *local, 2325fa962b92SMichal Kazior struct txq_info *txqi); 23262a9e2579SJohannes Berg void ieee80211_txq_remove_vlan(struct ieee80211_local *local, 23272a9e2579SJohannes Berg struct ieee80211_sub_if_data *sdata); 23282fe4a29aSToke Høiland-Jørgensen void ieee80211_fill_txq_stats(struct cfg80211_txq_stats *txqstats, 23292fe4a29aSToke Høiland-Jørgensen struct txq_info *txqi); 2330da1cad73SAllen Pais void ieee80211_wake_txqs(struct tasklet_struct *t); 233146900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 2332700e8ea6SJouni Malinen u16 transaction, u16 auth_alg, u16 status, 23334a3cb702SJohannes Berg const u8 *extra, size_t extra_len, const u8 *bssid, 23341672c0e3SJohannes Berg const u8 *da, const u8 *key, u8 key_len, u8 key_idx, 23351672c0e3SJohannes Berg u32 tx_flags); 23366ae16775SAntonio Quartulli void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata, 23374b08d1b6SJohannes Berg const u8 *da, const u8 *bssid, 23384b08d1b6SJohannes Berg u16 stype, u16 reason, 23396ae16775SAntonio Quartulli bool send_frame, u8 *frame_buf); 234000387f32SJohannes Berg 234100387f32SJohannes Berg enum { 234200387f32SJohannes Berg IEEE80211_PROBE_FLAG_DIRECTED = BIT(0), 2343b9771d41SJohannes Berg IEEE80211_PROBE_FLAG_MIN_CONTENT = BIT(1), 2344b9771d41SJohannes Berg IEEE80211_PROBE_FLAG_RANDOM_SN = BIT(2), 234500387f32SJohannes Berg }; 234600387f32SJohannes Berg 23472ad2274cSIlan Peer int ieee80211_build_preq_ies(struct ieee80211_sub_if_data *sdata, u8 *buffer, 2348c56ef672SDavid Spinadel size_t buffer_len, 2349c56ef672SDavid Spinadel struct ieee80211_scan_ies *ie_desc, 2350c56ef672SDavid Spinadel const u8 *ie, size_t ie_len, 2351c56ef672SDavid Spinadel u8 bands_used, u32 *rate_masks, 235200387f32SJohannes Berg struct cfg80211_chan_def *chandef, 235300387f32SJohannes Berg u32 flags); 2354a619a4c0SJuuso Oikarinen struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, 2355a344d677SJohannes Berg const u8 *src, const u8 *dst, 2356a344d677SJohannes Berg u32 ratemask, 23576b77863bSJohannes Berg struct ieee80211_channel *chan, 2358a619a4c0SJuuso Oikarinen const u8 *ssid, size_t ssid_len, 2359a806c558SPaul Stewart const u8 *ie, size_t ie_len, 236000387f32SJohannes Berg u32 flags); 23612103dec1SSimon Wunderlich u32 ieee80211_sta_get_rates(struct ieee80211_sub_if_data *sdata, 236246900298SJohannes Berg struct ieee802_11_elems *elems, 236357fbcce3SJohannes Berg enum nl80211_band band, u32 *basic_rates); 2364687da132SEmmanuel Grumbach int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, 2365d8675a63SJohannes Berg struct ieee80211_link_data *link, 2366687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode); 2367e9aac179SJohannes Berg void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata, 2368d8675a63SJohannes Berg struct ieee80211_link_data *link); 23690cbf348aSAndrei Otcheretianski void ieee80211_recalc_min_chandef(struct ieee80211_sub_if_data *sdata, 23700cbf348aSAndrei Otcheretianski int link_id); 237146900298SJohannes Berg 23728e664fb3SJohannes Berg size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); 2373ef96a842SBen Greear u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 237442e7aa77SAlexander Simon u16 cap); 2375074d46d1SJohannes Berg u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 23764bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 237757f255f5SArik Nemtsov u16 prot_mode, bool rifs_mode); 237875d627d5SSimon Wunderlich void ieee80211_ie_build_wide_bw_cs(u8 *pos, 237975d627d5SSimon Wunderlich const struct cfg80211_chan_def *chandef); 2380ba0afa2fSMahesh Palivela u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 2381ba0afa2fSMahesh Palivela u32 cap); 2382fb28ec0cSArik Nemtsov u8 *ieee80211_ie_build_vht_oper(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 2383fb28ec0cSArik Nemtsov const struct cfg80211_chan_def *chandef); 238460ad72daSSven Eckelmann u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata, u8 iftype); 2385ba323e29SJohannes Berg u8 *ieee80211_ie_build_he_cap(ieee80211_conn_flags_t disable_flags, u8 *pos, 238641cbb0f5SLuca Coelho const struct ieee80211_sta_he_cap *he_cap, 238741cbb0f5SLuca Coelho u8 *end); 238824a2042cSRajkumar Manoharan void ieee80211_ie_build_he_6ghz_cap(struct ieee80211_sub_if_data *sdata, 238924a2042cSRajkumar Manoharan struct sk_buff *skb); 2390d1b7524bSRajkumar Manoharan u8 *ieee80211_ie_build_he_oper(u8 *pos, struct cfg80211_chan_def *chandef); 23913dc05935SJohannes Berg int ieee80211_parse_bitrates(enum nl80211_chan_width width, 23922103dec1SSimon Wunderlich const struct ieee80211_supported_band *sband, 23932103dec1SSimon Wunderlich const u8 *srates, int srates_len, u32 *rates); 2394fc8a7321SJohannes Berg int ieee80211_add_srates_ie(struct ieee80211_sub_if_data *sdata, 23956b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 239657fbcce3SJohannes Berg enum nl80211_band band); 2397fc8a7321SJohannes Berg int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata, 23986b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 239957fbcce3SJohannes Berg enum nl80211_band band); 240040b861a0SArik Nemtsov u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo); 24017957c6c8SThomas Pedersen void ieee80211_add_s1g_capab_ie(struct ieee80211_sub_if_data *sdata, 24027957c6c8SThomas Pedersen struct ieee80211_sta_s1g_cap *caps, 24037957c6c8SThomas Pedersen struct sk_buff *skb); 24041d00ce80SThomas Pedersen void ieee80211_add_aid_request_ie(struct ieee80211_sub_if_data *sdata, 24051d00ce80SThomas Pedersen struct sk_buff *skb); 24068e664fb3SJohannes Berg 2407f444de05SJohannes Berg /* channel management */ 24088ac3c704SJohannes Berg bool ieee80211_chandef_ht_oper(const struct ieee80211_ht_operation *ht_oper, 24094bf88530SJohannes Berg struct cfg80211_chan_def *chandef); 24102a333a0dSJohannes Berg bool ieee80211_chandef_vht_oper(struct ieee80211_hw *hw, u32 vht_cap_info, 24117eb26df2SJohannes Berg const struct ieee80211_vht_operation *oper, 24127eb26df2SJohannes Berg const struct ieee80211_ht_operation *htop, 2413abcff6efSJanusz.Dziedzic@tieto.com struct cfg80211_chan_def *chandef); 24141e0b3b0bSIlan Peer void ieee80211_chandef_eht_oper(struct ieee80211_sub_if_data *sdata, 24151e0b3b0bSIlan Peer const struct ieee80211_eht_operation *eht_oper, 24161e0b3b0bSIlan Peer bool support_160, bool support_320, 24171e0b3b0bSIlan Peer struct cfg80211_chan_def *chandef); 241857fa5e85SJohannes Berg bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata, 241957fa5e85SJohannes Berg const struct ieee80211_he_operation *he_oper, 24205dca295dSIlan Peer const struct ieee80211_eht_operation *eht_oper, 242157fa5e85SJohannes Berg struct cfg80211_chan_def *chandef); 24221d00ce80SThomas Pedersen bool ieee80211_chandef_s1g_oper(const struct ieee80211_s1g_oper_ie *oper, 24231d00ce80SThomas Pedersen struct cfg80211_chan_def *chandef); 2424ba323e29SJohannes Berg ieee80211_conn_flags_t ieee80211_chandef_downgrade(struct cfg80211_chan_def *c); 2425f444de05SJohannes Berg 2426d01a1e65SMichal Kazior int __must_check 2427b4f85443SJohannes Berg ieee80211_link_use_channel(struct ieee80211_link_data *link, 24284bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 2429d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode); 24302c9b7359SJohannes Berg int __must_check 2431b4f85443SJohannes Berg ieee80211_link_reserve_chanctx(struct ieee80211_link_data *link, 243211335a55SLuciano Coelho const struct cfg80211_chan_def *chandef, 243309332481SMichal Kazior enum ieee80211_chanctx_mode mode, 243409332481SMichal Kazior bool radar_required); 243511335a55SLuciano Coelho int __must_check 2436b4f85443SJohannes Berg ieee80211_link_use_reserved_context(struct ieee80211_link_data *link); 2437b4f85443SJohannes Berg int ieee80211_link_unreserve_chanctx(struct ieee80211_link_data *link); 243811335a55SLuciano Coelho 243911335a55SLuciano Coelho int __must_check 2440b4f85443SJohannes Berg ieee80211_link_change_bandwidth(struct ieee80211_link_data *link, 24412c9b7359SJohannes Berg const struct cfg80211_chan_def *chandef, 24422c9b7359SJohannes Berg u32 *changed); 2443b4f85443SJohannes Berg void ieee80211_link_release_channel(struct ieee80211_link_data *link); 2444b4f85443SJohannes Berg void ieee80211_link_vlan_copy_chanctx(struct ieee80211_link_data *link); 2445b4f85443SJohannes Berg void ieee80211_link_copy_chanctx_to_vlans(struct ieee80211_link_data *link, 24461f4ac5a6SJohannes Berg bool clear); 2447c0166da9SMichal Kazior int ieee80211_chanctx_refcount(struct ieee80211_local *local, 2448c0166da9SMichal Kazior struct ieee80211_chanctx *ctx); 2449d01a1e65SMichal Kazior 245004ecd257SJohannes Berg void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, 245104ecd257SJohannes Berg struct ieee80211_chanctx *chanctx); 245221f659bfSEliad Peller void ieee80211_recalc_chanctx_min_def(struct ieee80211_local *local, 245321f659bfSEliad Peller struct ieee80211_chanctx *ctx); 24545cbc95a7SEliad Peller bool ieee80211_is_radar_required(struct ieee80211_local *local); 2455164eb02dSSimon Wunderlich 2456164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer(unsigned long data); 2457164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer_work(struct work_struct *work); 2458164eb02dSSimon Wunderlich void ieee80211_dfs_cac_cancel(struct ieee80211_local *local); 2459164eb02dSSimon Wunderlich void ieee80211_dfs_radar_detected_work(struct work_struct *work); 2460c6da674aSChun-Yeow Yeoh int ieee80211_send_action_csa(struct ieee80211_sub_if_data *sdata, 2461c6da674aSChun-Yeow Yeoh struct cfg80211_csa_settings *csa_settings); 246204ecd257SJohannes Berg 2463057d5f4bSThomas Pedersen void ieee80211_recalc_dtim(struct ieee80211_local *local, 2464057d5f4bSThomas Pedersen struct ieee80211_sub_if_data *sdata); 246573de86a3SLuciano Coelho int ieee80211_check_combinations(struct ieee80211_sub_if_data *sdata, 246673de86a3SLuciano Coelho const struct cfg80211_chan_def *chandef, 246773de86a3SLuciano Coelho enum ieee80211_chanctx_mode chanmode, 246873de86a3SLuciano Coelho u8 radar_detect); 24696fa001bcSMichal Kazior int ieee80211_max_num_channels(struct ieee80211_local *local); 24700fabfaafSArik Nemtsov void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local, 24710fabfaafSArik Nemtsov struct ieee80211_chanctx *ctx); 24722475b1ccSMax Stepanov 247395224fe8SArik Nemtsov /* TDLS */ 247495224fe8SArik Nemtsov int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, 24753b3a0162SJohannes Berg const u8 *peer, u8 action_code, u8 dialog_token, 247695224fe8SArik Nemtsov u16 status_code, u32 peer_capability, 247731fa97c5SArik Nemtsov bool initiator, const u8 *extra_ies, 247831fa97c5SArik Nemtsov size_t extra_ies_len); 247995224fe8SArik Nemtsov int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, 24803b3a0162SJohannes Berg const u8 *peer, enum nl80211_tdls_operation oper); 2481c10a1993SJohannes Berg void ieee80211_tdls_peer_del_work(struct work_struct *wk); 2482a7a6bdd0SArik Nemtsov int ieee80211_tdls_channel_switch(struct wiphy *wiphy, struct net_device *dev, 2483a7a6bdd0SArik Nemtsov const u8 *addr, u8 oper_class, 2484a7a6bdd0SArik Nemtsov struct cfg80211_chan_def *chandef); 2485a7a6bdd0SArik Nemtsov void ieee80211_tdls_cancel_channel_switch(struct wiphy *wiphy, 2486a7a6bdd0SArik Nemtsov struct net_device *dev, 2487a7a6bdd0SArik Nemtsov const u8 *addr); 2488d51c2ea3SArik Nemtsov void ieee80211_teardown_tdls_peers(struct ieee80211_sub_if_data *sdata); 248979c92ca4SYu Wang void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, 249079c92ca4SYu Wang const u8 *peer, u16 reason); 2491f057d140SJohannes Berg void 2492f057d140SJohannes Berg ieee80211_process_tdls_channel_switch(struct ieee80211_sub_if_data *sdata, 2493f057d140SJohannes Berg struct sk_buff *skb); 2494f057d140SJohannes Berg 2495f057d140SJohannes Berg 249679c92ca4SYu Wang const char *ieee80211_get_reason_code_string(u16 reason_code); 249705d10957SThomas Pedersen u16 ieee80211_encode_usf(int val); 249809a740ceSThomas Pedersen u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 249909a740ceSThomas Pedersen enum nl80211_iftype type); 250095224fe8SArik Nemtsov 2501b7ffbd7eSJohannes Berg extern const struct ethtool_ops ieee80211_ethtool_ops; 2502b7ffbd7eSJohannes Berg 2503db3e1c40SToke Høiland-Jørgensen u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw, 2504db3e1c40SToke Høiland-Jørgensen struct ieee80211_vif *vif, 2505db3e1c40SToke Høiland-Jørgensen struct ieee80211_sta *pubsta, 25063ff901cbSFelix Fietkau int len, bool ampdu); 2507f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 2508d9e8a70fSJohannes Berg #define debug_noinline noinline 2509d9e8a70fSJohannes Berg #else 2510d9e8a70fSJohannes Berg #define debug_noinline 2511d9e8a70fSJohannes Berg #endif 2512d9e8a70fSJohannes Berg 25133a11ce08SJohannes Berg void ieee80211_init_frag_cache(struct ieee80211_fragment_cache *cache); 25143a11ce08SJohannes Berg void ieee80211_destroy_frag_cache(struct ieee80211_fragment_cache *cache); 25153a11ce08SJohannes Berg 2516820acc81SIlan Peer u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata, u8 iftype); 2517820acc81SIlan Peer u8 *ieee80211_ie_build_eht_cap(u8 *pos, 2518820acc81SIlan Peer const struct ieee80211_sta_he_cap *he_cap, 2519820acc81SIlan Peer const struct ieee80211_sta_eht_cap *eht_cap, 2520*ea5cba26SJohannes Berg u8 *end, 2521*ea5cba26SJohannes Berg bool for_ap); 2522a1de6407SIlan Peer 2523a1de6407SIlan Peer void 2524a1de6407SIlan Peer ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, 2525a1de6407SIlan Peer struct ieee80211_supported_band *sband, 2526a1de6407SIlan Peer const u8 *he_cap_ie, u8 he_cap_len, 2527a1de6407SIlan Peer const struct ieee80211_eht_cap_elem *eht_cap_ie_elem, 2528c71420dbSJohannes Berg u8 eht_cap_len, 2529c71420dbSJohannes Berg struct link_sta_info *link_sta); 2530f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 2531