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; 2145cf121c3SJohannes Berg struct sta_info *sta; 2155cf121c3SJohannes Berg struct ieee80211_key *key; 216056cdd59SJohannes Berg 217056cdd59SJohannes Berg unsigned int flags; 2189e26297aSJohannes Berg 2199e26297aSJohannes Berg /* 2209e26297aSJohannes Berg * Index into sequence numbers array, 0..16 2219e26297aSJohannes Berg * since the last (16) is used for non-QoS, 2229e26297aSJohannes Berg * will be 16 on non-QoS frames. 2239e26297aSJohannes Berg */ 2249e26297aSJohannes Berg int seqno_idx; 2259e26297aSJohannes Berg 2269e26297aSJohannes Berg /* 2279e26297aSJohannes Berg * Index into the security IV/PN arrays, 0..16 2289e26297aSJohannes Berg * since the last (16) is used for CCMP-encrypted 2299e26297aSJohannes Berg * management frames, will be set to 16 on mgmt 2309e26297aSJohannes Berg * frames and 0 on non-QoS frames. 2319e26297aSJohannes Berg */ 2329e26297aSJohannes Berg int security_idx; 2339e26297aSJohannes Berg 234892b3bceSJohannes Berg int link_id; 235892b3bceSJohannes Berg 236bf30ca92SJohannes Berg union { 237bf30ca92SJohannes Berg struct { 238bf30ca92SJohannes Berg u32 iv32; 239bf30ca92SJohannes Berg u16 iv16; 240bf30ca92SJohannes Berg } tkip; 241bf30ca92SJohannes Berg struct { 242bf30ca92SJohannes Berg u8 pn[IEEE80211_CCMP_PN_LEN]; 243bf30ca92SJohannes Berg } ccm_gcm; 244bf30ca92SJohannes Berg }; 245f0706e82SJiri Benc }; 246f0706e82SJiri Benc 247af296bdbSMichal Kazior struct ieee80211_csa_settings { 248af296bdbSMichal Kazior const u16 *counter_offsets_beacon; 249af296bdbSMichal Kazior const u16 *counter_offsets_presp; 250af296bdbSMichal Kazior 251af296bdbSMichal Kazior int n_counter_offsets_beacon; 252af296bdbSMichal Kazior int n_counter_offsets_presp; 253af296bdbSMichal Kazior 254af296bdbSMichal Kazior u8 count; 255af296bdbSMichal Kazior }; 256af296bdbSMichal Kazior 2575f9404abSJohn Crispin struct ieee80211_color_change_settings { 2585f9404abSJohn Crispin u16 counter_offset_beacon; 2595f9404abSJohn Crispin u16 counter_offset_presp; 2605f9404abSJohn Crispin u8 count; 2615f9404abSJohn Crispin }; 2625f9404abSJohn Crispin 2635dfdaf58SJohannes Berg struct beacon_data { 2645dfdaf58SJohannes Berg u8 *head, *tail; 2655dfdaf58SJohannes Berg int head_len, tail_len; 26643552be1SThomas Pedersen struct ieee80211_meshconf_ie *meshconf; 2678552a434SJohn Crispin u16 cntdwn_counter_offsets[IEEE80211_MAX_CNTDWN_COUNTERS_NUM]; 2688552a434SJohn Crispin u8 cntdwn_current_counter; 2692b3171c6SLorenzo Bianconi struct cfg80211_mbssid_elems *mbssid_ies; 2708860020eSJohannes Berg struct rcu_head rcu_head; 2715dfdaf58SJohannes Berg }; 2725dfdaf58SJohannes Berg 273aa7a0080SEyal Shapira struct probe_resp { 274aa7a0080SEyal Shapira struct rcu_head rcu_head; 275aa7a0080SEyal Shapira int len; 2768552a434SJohn Crispin u16 cntdwn_counter_offsets[IEEE80211_MAX_CNTDWN_COUNTERS_NUM]; 2773c23215bSGustavo A. R. Silva u8 data[]; 278aa7a0080SEyal Shapira }; 279aa7a0080SEyal Shapira 280295b02c4SAloka Dixit struct fils_discovery_data { 281295b02c4SAloka Dixit struct rcu_head rcu_head; 282295b02c4SAloka Dixit int len; 283295b02c4SAloka Dixit u8 data[]; 284295b02c4SAloka Dixit }; 285295b02c4SAloka Dixit 286632189a0SAloka Dixit struct unsol_bcast_probe_resp_data { 287632189a0SAloka Dixit struct rcu_head rcu_head; 288632189a0SAloka Dixit int len; 289632189a0SAloka Dixit u8 data[]; 290632189a0SAloka Dixit }; 291632189a0SAloka Dixit 292d012a605SMarco Porsch struct ps_data { 293d012a605SMarco Porsch /* yes, this looks ugly, but guarantees that we can later use 294d012a605SMarco Porsch * bitmap_empty :) 295d012a605SMarco Porsch * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 2965fe2bb86SJoe Perches u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)] 2975fe2bb86SJoe Perches __aligned(__alignof__(unsigned long)); 298d012a605SMarco Porsch struct sk_buff_head bc_buf; 299d012a605SMarco Porsch atomic_t num_sta_ps; /* number of stations in PS mode */ 300d012a605SMarco Porsch int dtim_count; 301d012a605SMarco Porsch bool dtim_bc_mc; 302d012a605SMarco Porsch }; 303d012a605SMarco Porsch 304f0706e82SJiri Benc struct ieee80211_if_ap { 3054e141dadSMichal Kazior struct list_head vlans; /* write-protected with RTNL and local->mtx */ 3060ec3ca44SJohannes Berg 307d012a605SMarco Porsch struct ps_data ps; 308030ef8f8SFelix Fietkau atomic_t num_mcast_sta; /* number of stations receiving multicast */ 309687da132SEmmanuel Grumbach 310ebceec86SMichael Braun bool multicast_to_unicast; 311bfd8403aSJohannes Berg bool active; 312f0706e82SJiri Benc }; 313f0706e82SJiri Benc 314f0706e82SJiri Benc struct ieee80211_if_vlan { 3154e141dadSMichal Kazior struct list_head list; /* write-protected with RTNL and local->mtx */ 316f14543eeSFelix Fietkau 317f14543eeSFelix Fietkau /* used for all tx if the VLAN is configured to 4-addr mode */ 31840b275b6SJohannes Berg struct sta_info __rcu *sta; 31972f15d53SMichael Braun atomic_t num_mcast_sta; /* number of stations receiving multicast */ 320f0706e82SJiri Benc }; 321f0706e82SJiri Benc 322ee385855SLuis Carlos Cobo struct mesh_stats { 323c8a61a7dSDaniel Walker __u32 fwded_mcast; /* Mesh forwarded multicast frames */ 324c8a61a7dSDaniel Walker __u32 fwded_unicast; /* Mesh forwarded unicast frames */ 325c8a61a7dSDaniel Walker __u32 fwded_frames; /* Mesh total forwarded frames */ 326ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 327ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 328cfee66b0SJavier Cardona __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ 329ee385855SLuis Carlos Cobo }; 330ee385855SLuis Carlos Cobo 331ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 332ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 333ee385855SLuis Carlos Cobo struct mesh_preq_queue { 334ee385855SLuis Carlos Cobo struct list_head list; 335ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 336ee385855SLuis Carlos Cobo u8 flags; 337ee385855SLuis Carlos Cobo }; 338ee385855SLuis Carlos Cobo 3392eb278e0SJohannes Berg struct ieee80211_roc_work { 34077fdaa12SJohannes Berg struct list_head list; 341af6b6374SJohannes Berg 342af6b6374SJohannes Berg struct ieee80211_sub_if_data *sdata; 343af6b6374SJohannes Berg 344f679f65dSJohannes Berg struct ieee80211_channel *chan; 345af6b6374SJohannes Berg 3462eb278e0SJohannes Berg bool started, abort, hw_begun, notified; 347b4b177a5SJohannes Berg bool on_channel; 348f679f65dSJohannes Berg 349aaa016ccSJohannes Berg unsigned long start_time; 350e4da8c37SJohannes Berg 3512eb278e0SJohannes Berg u32 duration, req_duration; 352f30221e4SJohannes Berg struct sk_buff *frame; 35350febf6aSJohannes Berg u64 cookie, mgmt_tx_cookie; 354d339d5caSIlan Peer enum ieee80211_roc_type type; 35577fdaa12SJohannes Berg }; 35677fdaa12SJohannes Berg 35746900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 358ab1faeadSJohannes Berg enum ieee80211_sta_flags { 359b291ba11SJohannes Berg IEEE80211_STA_CONNECTION_POLL = BIT(1), 360b291ba11SJohannes Berg IEEE80211_STA_CONTROL_PORT = BIT(2), 361b291ba11SJohannes Berg IEEE80211_STA_MFP_ENABLED = BIT(6), 362ab13315aSKalle Valo IEEE80211_STA_UAPSD_ENABLED = BIT(7), 363375177bfSVivek Natarajan IEEE80211_STA_NULLFUNC_ACKED = BIT(8), 364cd2f5dd7SAssaf Krauss IEEE80211_STA_ENABLE_RRM = BIT(15), 365ba323e29SJohannes Berg }; 366ba323e29SJohannes Berg 367ba323e29SJohannes Berg typedef u32 __bitwise ieee80211_conn_flags_t; 368ba323e29SJohannes Berg 369ba323e29SJohannes Berg enum ieee80211_conn_flags { 370ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_HT = (__force ieee80211_conn_flags_t)BIT(0), 371ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_40MHZ = (__force ieee80211_conn_flags_t)BIT(1), 372ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_VHT = (__force ieee80211_conn_flags_t)BIT(2), 373ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_80P80MHZ = (__force ieee80211_conn_flags_t)BIT(3), 374ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_160MHZ = (__force ieee80211_conn_flags_t)BIT(4), 375ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_HE = (__force ieee80211_conn_flags_t)BIT(5), 376ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_EHT = (__force ieee80211_conn_flags_t)BIT(6), 377ba323e29SJohannes Berg IEEE80211_CONN_DISABLE_320MHZ = (__force ieee80211_conn_flags_t)BIT(7), 378ab1faeadSJohannes Berg }; 379ab1faeadSJohannes Berg 38066e67e41SJohannes Berg struct ieee80211_mgd_auth_data { 38166e67e41SJohannes Berg struct cfg80211_bss *bss; 38266e67e41SJohannes Berg unsigned long timeout; 38366e67e41SJohannes Berg int tries; 38466e67e41SJohannes Berg u16 algorithm, expected_transaction; 38566e67e41SJohannes Berg 38666e67e41SJohannes Berg u8 key[WLAN_KEY_LEN_WEP104]; 38766e67e41SJohannes Berg u8 key_len, key_idx; 38894d9864cSJohannes Berg bool done, waiting; 389efb543e6SJouni Malinen bool peer_confirmed; 39089afe614SJohannes Berg bool timeout_started; 39166e67e41SJohannes Berg 3926b8ece3aSJouni Malinen u16 sae_trans, sae_status; 3936b8ece3aSJouni Malinen size_t data_len; 3946b8ece3aSJouni Malinen u8 data[]; 39566e67e41SJohannes Berg }; 39666e67e41SJohannes Berg 39766e67e41SJohannes Berg struct ieee80211_mgd_assoc_data { 39866e67e41SJohannes Berg struct cfg80211_bss *bss; 39966e67e41SJohannes Berg const u8 *supp_rates; 40066e67e41SJohannes Berg 40166e67e41SJohannes Berg unsigned long timeout; 40266e67e41SJohannes Berg int tries; 40366e67e41SJohannes Berg 40466e67e41SJohannes Berg u16 capability; 40566e67e41SJohannes Berg u8 prev_bssid[ETH_ALEN]; 40666e67e41SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 40766e67e41SJohannes Berg u8 ssid_len; 40866e67e41SJohannes Berg u8 supp_rates_len; 40976f0303dSJohannes Berg bool wmm, uapsd; 410989c6505SAlexander Bondar bool need_beacon; 41166e67e41SJohannes Berg bool synced; 41289afe614SJohannes Berg bool timeout_started; 41366e67e41SJohannes Berg 4149dde6423SJohannes Berg u8 ap_ht_param; 4159dde6423SJohannes Berg 416b08fbbd8SJohannes Berg struct ieee80211_vht_cap ap_vht_cap; 417b08fbbd8SJohannes Berg 41839404feeSJouni Malinen u8 fils_nonces[2 * FILS_NONCE_LEN]; 41939404feeSJouni Malinen u8 fils_kek[FILS_MAX_KEK_LEN]; 42039404feeSJouni Malinen size_t fils_kek_len; 42139404feeSJouni Malinen 42266e67e41SJohannes Berg size_t ie_len; 42366e67e41SJohannes Berg u8 ie[]; 42466e67e41SJohannes Berg }; 42566e67e41SJohannes Berg 42602219b3aSJohannes Berg struct ieee80211_sta_tx_tspec { 42702219b3aSJohannes Berg /* timestamp of the first packet in the time slice */ 42802219b3aSJohannes Berg unsigned long time_slice_start; 42902219b3aSJohannes Berg 43002219b3aSJohannes Berg u32 admitted_time; /* in usecs, unlike over the air */ 43102219b3aSJohannes Berg u8 tsid; 43202219b3aSJohannes Berg s8 up; /* signed to be able to invalidate with -1 during teardown */ 43302219b3aSJohannes Berg 43402219b3aSJohannes Berg /* consumed TX time in microseconds in the time slice */ 43502219b3aSJohannes Berg u32 consumed_tx_time; 43602219b3aSJohannes Berg enum { 43702219b3aSJohannes Berg TX_TSPEC_ACTION_NONE = 0, 43802219b3aSJohannes Berg TX_TSPEC_ACTION_DOWNGRADE, 43902219b3aSJohannes Berg TX_TSPEC_ACTION_STOP_DOWNGRADE, 44002219b3aSJohannes Berg } action; 44102219b3aSJohannes Berg bool downgraded; 44202219b3aSJohannes Berg }; 44302219b3aSJohannes Berg 444eb1e011aSJohannes Berg DECLARE_EWMA(beacon_signal, 4, 4) 445338c17aeSJohannes Berg 44646900298SJohannes Berg struct ieee80211_if_managed { 447056cdd59SJohannes Berg struct timer_list timer; 448b291ba11SJohannes Berg struct timer_list conn_mon_timer; 449b291ba11SJohannes Berg struct timer_list bcn_mon_timer; 450b291ba11SJohannes Berg struct work_struct monitor_work; 4511e4dcd01SJuuso Oikarinen struct work_struct beacon_connection_loss_work; 452882a7c69SJohannes Berg struct work_struct csa_connection_drop_work; 45346900298SJohannes Berg 4547ccc8bd7SFelix Fietkau unsigned long beacon_timeout; 455b291ba11SJohannes Berg unsigned long probe_timeout; 456a43abf29SMaxim Levitsky int probe_send_count; 45704ac3c0eSFelix Fietkau bool nullfunc_failed; 4583f8a39ffSJohannes Berg u8 connection_loss:1, 4593f8a39ffSJohannes Berg driver_disconnect:1, 4605dfad108SJohannes Berg reconnect:1, 4615dfad108SJohannes Berg associated:1; 462b291ba11SJohannes Berg 46366e67e41SJohannes Berg struct ieee80211_mgd_auth_data *auth_data; 46466e67e41SJohannes Berg struct ieee80211_mgd_assoc_data *assoc_data; 46546900298SJohannes Berg 466965bedadSJohannes Berg bool powersave; /* powersave requested for this iface */ 46705cb9108SJohannes Berg bool broken_ap; /* AP is broken -- turn off powersave */ 468965bedadSJohannes Berg 469d6f2da5bSJiri Slaby unsigned int flags; 470f0706e82SJiri Benc 4711672c0e3SJohannes Berg bool status_acked; 4721672c0e3SJohannes Berg bool status_received; 4731672c0e3SJohannes Berg __le16 status_fc; 4741672c0e3SJohannes Berg 475fdfacf0aSJouni Malinen enum { 476fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 477fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 478fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 479fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 480fdfacf0aSJouni Malinen 481dc41e4d4SEliad Peller /* 482dc41e4d4SEliad Peller * Bitmask of enabled u-apsd queues, 483dc41e4d4SEliad Peller * IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association 484dc41e4d4SEliad Peller * to take effect. 485dc41e4d4SEliad Peller */ 486dc41e4d4SEliad Peller unsigned int uapsd_queues; 487dc41e4d4SEliad Peller 488dc41e4d4SEliad Peller /* 489dc41e4d4SEliad Peller * Maximum number of buffered frames AP can deliver during a 490dc41e4d4SEliad Peller * service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar. 491dc41e4d4SEliad Peller * Needs a new association to take effect. 492dc41e4d4SEliad Peller */ 493dc41e4d4SEliad Peller unsigned int uapsd_max_sp_len; 494dc41e4d4SEliad Peller 4959bc383deSJohannes Berg u8 use_4addr; 49617e4ec14SJouni Malinen 497615f7b9bSMeenakshi Venkataraman /* 498615f7b9bSMeenakshi Venkataraman * State variables for keeping track of RSSI of the AP currently 499615f7b9bSMeenakshi Venkataraman * connected to and informing driver when RSSI has gone 500615f7b9bSMeenakshi Venkataraman * below/above a certain threshold. 501615f7b9bSMeenakshi Venkataraman */ 502615f7b9bSMeenakshi Venkataraman int rssi_min_thold, rssi_max_thold; 503ef96a842SBen Greear 504ef96a842SBen Greear struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 505ef96a842SBen Greear struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 506dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa; /* configured VHT overrides */ 507dd5ecfeaSJohannes Berg struct ieee80211_vht_cap vht_capa_mask; /* Valid parts of vht_capa */ 5087957c6c8SThomas Pedersen struct ieee80211_s1g_cap s1g_capa; /* configured S1G overrides */ 5097957c6c8SThomas Pedersen struct ieee80211_s1g_cap s1g_capa_mask; /* valid s1g_capa bits */ 51081dd2b88SArik Nemtsov 5111277b4a9SLiad Kaufman /* TDLS support */ 51281dd2b88SArik Nemtsov u8 tdls_peer[ETH_ALEN] __aligned(2); 51381dd2b88SArik Nemtsov struct delayed_work tdls_peer_del_work; 5141277b4a9SLiad Kaufman struct sk_buff *orig_teardown_skb; /* The original teardown skb */ 5151277b4a9SLiad Kaufman struct sk_buff *teardown_skb; /* A copy to send through the AP */ 5161277b4a9SLiad Kaufman spinlock_t teardown_lock; /* To lock changing teardown_skb */ 51782c0cc90SArik Nemtsov bool tdls_wider_bw_prohibited; 51802219b3aSJohannes Berg 51902219b3aSJohannes Berg /* WMM-AC TSPEC support */ 52002219b3aSJohannes Berg struct ieee80211_sta_tx_tspec tx_tspec[IEEE80211_NUM_ACS]; 52102219b3aSJohannes Berg /* Use a separate work struct so that we can do something here 52202219b3aSJohannes Berg * while the sdata->work is flushing the queues, for example. 52302219b3aSJohannes Berg * otherwise, in scenarios where we hardly get any traffic out 52402219b3aSJohannes Berg * on the BE queue, but there's a lot of VO traffic, we might 52502219b3aSJohannes Berg * get stuck in a downgraded situation and flush takes forever. 52602219b3aSJohannes Berg */ 52702219b3aSJohannes Berg struct delayed_work tx_tspec_wk; 5284d9ec73dSJouni Malinen 5294d9ec73dSJouni Malinen /* Information elements from the last transmitted (Re)Association 5304d9ec73dSJouni Malinen * Request frame. 5314d9ec73dSJouni Malinen */ 5324d9ec73dSJouni Malinen u8 *assoc_req_ies; 5334d9ec73dSJouni Malinen size_t assoc_req_ies_len; 534f0706e82SJiri Benc }; 535f0706e82SJiri Benc 53646900298SJohannes Berg struct ieee80211_if_ibss { 53746900298SJohannes Berg struct timer_list timer; 538cd7760e6SSimon Wunderlich struct work_struct csa_connection_drop_work; 53946900298SJohannes Berg 540af8cdcd8SJohannes Berg unsigned long last_scan_completed; 5415bb644a0SJohannes Berg 542fbd2c8dcSTeemu Paasikivi u32 basic_rates; 543fbd2c8dcSTeemu Paasikivi 544af8cdcd8SJohannes Berg bool fixed_bssid; 545af8cdcd8SJohannes Berg bool fixed_channel; 546fffd0934SJohannes Berg bool privacy; 54746900298SJohannes Berg 548267335d6SAntonio Quartulli bool control_port; 5498e8d347dSSimon Wunderlich bool userspace_handles_dfs; 550267335d6SAntonio Quartulli 5514d196e4bSFelix Fietkau u8 bssid[ETH_ALEN] __aligned(2); 552af8cdcd8SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 553af8cdcd8SJohannes Berg u8 ssid_len, ie_len; 554af8cdcd8SJohannes Berg u8 *ie; 5553aede78aSSimon Wunderlich struct cfg80211_chan_def chandef; 55646900298SJohannes Berg 55746900298SJohannes Berg unsigned long ibss_join_req; 558af8cdcd8SJohannes Berg /* probe response/beacon for IBSS */ 559c3ffeab4SJohannes Berg struct beacon_data __rcu *presp; 56046900298SJohannes Berg 561822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ 562822854b0SSimon Wunderlich struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ 563822854b0SSimon Wunderlich 5648bf11d8dSJohannes Berg spinlock_t incomplete_lock; 5658bf11d8dSJohannes Berg struct list_head incomplete_stations; 5668bf11d8dSJohannes Berg 56746900298SJohannes Berg enum { 56846900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 56946900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 57046900298SJohannes Berg } state; 57146900298SJohannes Berg }; 57246900298SJohannes Berg 573dbf498fbSJavier Cardona /** 574239281f8SRostislav Lisovy * struct ieee80211_if_ocb - OCB mode state 575239281f8SRostislav Lisovy * 576239281f8SRostislav Lisovy * @housekeeping_timer: timer for periodic invocation of a housekeeping task 577239281f8SRostislav Lisovy * @wrkq_flags: OCB deferred task action 578239281f8SRostislav Lisovy * @incomplete_lock: delayed STA insertion lock 579239281f8SRostislav Lisovy * @incomplete_stations: list of STAs waiting for delayed insertion 580239281f8SRostislav Lisovy * @joined: indication if the interface is connected to an OCB network 581239281f8SRostislav Lisovy */ 582239281f8SRostislav Lisovy struct ieee80211_if_ocb { 583239281f8SRostislav Lisovy struct timer_list housekeeping_timer; 584239281f8SRostislav Lisovy unsigned long wrkq_flags; 585239281f8SRostislav Lisovy 586239281f8SRostislav Lisovy spinlock_t incomplete_lock; 587239281f8SRostislav Lisovy struct list_head incomplete_stations; 588239281f8SRostislav Lisovy 589239281f8SRostislav Lisovy bool joined; 590239281f8SRostislav Lisovy }; 591239281f8SRostislav Lisovy 592239281f8SRostislav Lisovy /** 593dbf498fbSJavier Cardona * struct ieee80211_mesh_sync_ops - Extensible synchronization framework interface 594dbf498fbSJavier Cardona * 595dbf498fbSJavier Cardona * these declarations define the interface, which enables 596dbf498fbSJavier Cardona * vendor-specific mesh synchronization 597dbf498fbSJavier Cardona * 598dbf498fbSJavier Cardona */ 599dbf498fbSJavier Cardona struct ieee802_11_elems; 600dbf498fbSJavier Cardona struct ieee80211_mesh_sync_ops { 601a5b983c6SJohannes Berg void (*rx_bcn_presp)(struct ieee80211_sub_if_data *sdata, u16 stype, 602a5b983c6SJohannes Berg struct ieee80211_mgmt *mgmt, unsigned int len, 603a5b983c6SJohannes Berg const struct ieee80211_meshconf_ie *mesh_cfg, 604dbf498fbSJavier Cardona struct ieee80211_rx_status *rx_status); 60543552be1SThomas Pedersen 60643552be1SThomas Pedersen /* should be called with beacon_data under RCU read lock */ 607445cd452SMasashi Honma void (*adjust_tsf)(struct ieee80211_sub_if_data *sdata, 60843552be1SThomas Pedersen struct beacon_data *beacon); 609dbf498fbSJavier Cardona /* add other framework functions here */ 610dbf498fbSJavier Cardona }; 611dbf498fbSJavier Cardona 612b8456a14SChun-Yeow Yeoh struct mesh_csa_settings { 613b8456a14SChun-Yeow Yeoh struct rcu_head rcu_head; 614b8456a14SChun-Yeow Yeoh struct cfg80211_csa_settings settings; 615b8456a14SChun-Yeow Yeoh }; 616b8456a14SChun-Yeow Yeoh 6178b5cb7e4SPavel Skripkin /** 6188b5cb7e4SPavel Skripkin * struct mesh_table 6198b5cb7e4SPavel Skripkin * 6208b5cb7e4SPavel Skripkin * @known_gates: list of known mesh gates and their mpaths by the station. The 6218b5cb7e4SPavel Skripkin * gate's mpath may or may not be resolved and active. 6228b5cb7e4SPavel Skripkin * @gates_lock: protects updates to known_gates 6238b5cb7e4SPavel Skripkin * @rhead: the rhashtable containing struct mesh_paths, keyed by dest addr 6248b5cb7e4SPavel Skripkin * @walk_head: linked list containing all mesh_path objects 6258b5cb7e4SPavel Skripkin * @walk_lock: lock protecting walk_head 6268b5cb7e4SPavel Skripkin * @entries: number of entries in the table 6278b5cb7e4SPavel Skripkin */ 6288b5cb7e4SPavel Skripkin struct mesh_table { 6298b5cb7e4SPavel Skripkin struct hlist_head known_gates; 6308b5cb7e4SPavel Skripkin spinlock_t gates_lock; 6318b5cb7e4SPavel Skripkin struct rhashtable rhead; 6328b5cb7e4SPavel Skripkin struct hlist_head walk_head; 6338b5cb7e4SPavel Skripkin spinlock_t walk_lock; 6348b5cb7e4SPavel Skripkin atomic_t entries; /* Up to MAX_MESH_NEIGHBOURS */ 6358b5cb7e4SPavel Skripkin }; 6368b5cb7e4SPavel Skripkin 637472dbc45SJohannes Berg struct ieee80211_if_mesh { 638472dbc45SJohannes Berg struct timer_list housekeeping_timer; 639472dbc45SJohannes Berg struct timer_list mesh_path_timer; 640e304bfd3SRui Paulo struct timer_list mesh_path_root_timer; 641472dbc45SJohannes Berg 64218889231SJavier Cardona unsigned long wrkq_flags; 643f81a9dedSThomas Pedersen unsigned long mbss_changed; 644472dbc45SJohannes Berg 6450ab2e55dSBenjamin Berg bool userspace_handles_dfs; 6460ab2e55dSBenjamin Berg 647472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 648472dbc45SJohannes Berg size_t mesh_id_len; 649472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 6503491707aSRui Paulo u8 mesh_pp_id; 651472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 6523491707aSRui Paulo u8 mesh_pm_id; 653472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 6543491707aSRui Paulo u8 mesh_cc_id; 6559e03fdfdSJavier Cardona /* Synchronization Protocol Identifier */ 6563491707aSRui Paulo u8 mesh_sp_id; 6579e03fdfdSJavier Cardona /* Authentication Protocol Identifier */ 6583491707aSRui Paulo u8 mesh_auth_id; 659d19b3bf6SRui Paulo /* Local mesh Sequence Number */ 660d19b3bf6SRui Paulo u32 sn; 661472dbc45SJohannes Berg /* Last used PREQ ID */ 662472dbc45SJohannes Berg u32 preq_id; 663472dbc45SJohannes Berg atomic_t mpaths; 664d19b3bf6SRui Paulo /* Timestamp of last SN update */ 665d19b3bf6SRui Paulo unsigned long last_sn_update; 666dca7e943SThomas Pedersen /* Time when it's ok to send next PERR */ 667dca7e943SThomas Pedersen unsigned long next_perr; 668dca7e943SThomas Pedersen /* Timestamp of last PREQ sent */ 669472dbc45SJohannes Berg unsigned long last_preq; 670472dbc45SJohannes Berg struct mesh_rmc *rmc; 671472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 672472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 673472dbc45SJohannes Berg int preq_queue_len; 674472dbc45SJohannes Berg struct mesh_stats mshstats; 675472dbc45SJohannes Berg struct mesh_config mshcfg; 6761258d976SAshok Nagarajan atomic_t estab_plinks; 677472dbc45SJohannes Berg u32 mesh_seqnum; 678472dbc45SJohannes Berg bool accepting_plinks; 6795ee68e5bSJavier Cardona int num_gates; 6802b5e1967SThomas Pedersen struct beacon_data __rcu *beacon; 681581a8b0fSJavier Cardona const u8 *ie; 682581a8b0fSJavier Cardona u8 ie_len; 683b130e5ceSJavier Cardona enum { 684b130e5ceSJavier Cardona IEEE80211_MESH_SEC_NONE = 0x0, 685b130e5ceSJavier Cardona IEEE80211_MESH_SEC_AUTHED = 0x1, 686b130e5ceSJavier Cardona IEEE80211_MESH_SEC_SECURED = 0x2, 687b130e5ceSJavier Cardona } security; 688a6dad6a2SThomas Pedersen bool user_mpm; 689dbf498fbSJavier Cardona /* Extensible Synchronization Framework */ 6908ba7acf3SJohannes Berg const struct ieee80211_mesh_sync_ops *sync_ops; 691dbf498fbSJavier Cardona s64 sync_offset_clockdrift_max; 692dbf498fbSJavier Cardona spinlock_t sync_offset_lock; 6933f52b7e3SMarco Porsch /* mesh power save */ 6943f52b7e3SMarco Porsch enum nl80211_mesh_power_mode nonpeer_pm; 6953f52b7e3SMarco Porsch int ps_peers_light_sleep; 6963f52b7e3SMarco Porsch int ps_peers_deep_sleep; 6973f52b7e3SMarco Porsch struct ps_data ps; 6988f2535b9SChun-Yeow Yeoh /* Channel Switching Support */ 699b8456a14SChun-Yeow Yeoh struct mesh_csa_settings __rcu *csa; 7000cb4d4dcSLuciano Coelho enum { 7010cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_NONE, 7020cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_INIT, 7030cb4d4dcSLuciano Coelho IEEE80211_MESH_CSA_ROLE_REPEATER, 7040cb4d4dcSLuciano Coelho } csa_role; 705b8456a14SChun-Yeow Yeoh u8 chsw_ttl; 7068f2535b9SChun-Yeow Yeoh u16 pre_value; 70743552be1SThomas Pedersen 70843552be1SThomas Pedersen /* offset from skb->data while building IE */ 70943552be1SThomas Pedersen int meshconf_offset; 7102bdaf386SBob Copeland 7118b5cb7e4SPavel Skripkin struct mesh_table mesh_paths; 7128b5cb7e4SPavel Skripkin struct mesh_table mpp_paths; /* Store paths for MPP&MAP */ 7132bdaf386SBob Copeland int mesh_paths_generation; 7142bdaf386SBob Copeland int mpp_paths_generation; 715472dbc45SJohannes Berg }; 716902acc78SJohannes Berg 717902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 718472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 719472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 720902acc78SJohannes Berg #else 721472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 722902acc78SJohannes Berg do { } while (0) 723902acc78SJohannes Berg #endif 724f0706e82SJiri Benc 725213cd118SJohannes Berg /** 726213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 727213cd118SJohannes Berg * 728213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 729213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 730213cd118SJohannes Berg * associated stations and deliver multicast frames both 731213cd118SJohannes Berg * back to wireless media and to the local net stack. 73295acac61SJohannes Berg * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. 7337b7eab6fSJohannes Berg * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver 7347d352ccfSYoughandhar Chintala * @IEEE80211_SDATA_DISCONNECT_HW_RESTART: Disconnect after hardware restart 7357d352ccfSYoughandhar Chintala * recovery 736213cd118SJohannes Berg */ 737213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 738213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 7397986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 74095acac61SJohannes Berg IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), 7417b7eab6fSJohannes Berg IEEE80211_SDATA_IN_DRIVER = BIT(5), 7427d352ccfSYoughandhar Chintala IEEE80211_SDATA_DISCONNECT_HW_RESTART = BIT(6), 743213cd118SJohannes Berg }; 744213cd118SJohannes Berg 74534d4bc4dSJohannes Berg /** 74634d4bc4dSJohannes Berg * enum ieee80211_sdata_state_bits - virtual interface state bits 74734d4bc4dSJohannes Berg * @SDATA_STATE_RUNNING: virtual interface is up & running; this 74834d4bc4dSJohannes Berg * mirrors netif_running() but is separate for interface type 74934d4bc4dSJohannes Berg * change handling while the interface is up 7505b714c6aSJohannes Berg * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel 7515b714c6aSJohannes Berg * mode, so queues are stopped 752d6a83228SJohannes Berg * @SDATA_STATE_OFFCHANNEL_BEACON_STOPPED: Beaconing was stopped due 753d6a83228SJohannes Berg * to offchannel, reset when offchannel returns 75434d4bc4dSJohannes Berg */ 75534d4bc4dSJohannes Berg enum ieee80211_sdata_state_bits { 75634d4bc4dSJohannes Berg SDATA_STATE_RUNNING, 7575b714c6aSJohannes Berg SDATA_STATE_OFFCHANNEL, 758d6a83228SJohannes Berg SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, 75934d4bc4dSJohannes Berg }; 76034d4bc4dSJohannes Berg 761d01a1e65SMichal Kazior /** 762d01a1e65SMichal Kazior * enum ieee80211_chanctx_mode - channel context configuration mode 763d01a1e65SMichal Kazior * 764d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_SHARED: channel context may be used by 765d01a1e65SMichal Kazior * multiple interfaces 766d01a1e65SMichal Kazior * @IEEE80211_CHANCTX_EXCLUSIVE: channel context can be used 767d01a1e65SMichal Kazior * only by a single interface. This can be used for example for 768d01a1e65SMichal Kazior * non-fixed channel IBSS. 769d01a1e65SMichal Kazior */ 770d01a1e65SMichal Kazior enum ieee80211_chanctx_mode { 771d01a1e65SMichal Kazior IEEE80211_CHANCTX_SHARED, 772d01a1e65SMichal Kazior IEEE80211_CHANCTX_EXCLUSIVE 773d01a1e65SMichal Kazior }; 774d01a1e65SMichal Kazior 7755bcae31dSMichal Kazior /** 7765bcae31dSMichal Kazior * enum ieee80211_chanctx_replace_state - channel context replacement state 7775bcae31dSMichal Kazior * 7785bcae31dSMichal Kazior * This is used for channel context in-place reservations that require channel 7795bcae31dSMichal Kazior * context switch/swap. 7805bcae31dSMichal Kazior * 7815bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACE_NONE: no replacement is taking place 7825bcae31dSMichal Kazior * @IEEE80211_CHANCTX_WILL_BE_REPLACED: this channel context will be replaced 7835bcae31dSMichal Kazior * by a (not yet registered) channel context pointed by %replace_ctx. 7845bcae31dSMichal Kazior * @IEEE80211_CHANCTX_REPLACES_OTHER: this (not yet registered) channel context 7855bcae31dSMichal Kazior * replaces an existing channel context pointed to by %replace_ctx. 7865bcae31dSMichal Kazior */ 7875bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state { 7885bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACE_NONE, 7895bcae31dSMichal Kazior IEEE80211_CHANCTX_WILL_BE_REPLACED, 7905bcae31dSMichal Kazior IEEE80211_CHANCTX_REPLACES_OTHER, 7915bcae31dSMichal Kazior }; 7925bcae31dSMichal Kazior 793d01a1e65SMichal Kazior struct ieee80211_chanctx { 794d01a1e65SMichal Kazior struct list_head list; 795d01a1e65SMichal Kazior struct rcu_head rcu_head; 796d01a1e65SMichal Kazior 797b4f85443SJohannes Berg struct list_head assigned_links; 798b4f85443SJohannes Berg struct list_head reserved_links; 799484298adSMichal Kazior 8005bcae31dSMichal Kazior enum ieee80211_chanctx_replace_state replace_state; 8015bcae31dSMichal Kazior struct ieee80211_chanctx *replace_ctx; 8025bcae31dSMichal Kazior 803d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode; 8048a61af65SJohannes Berg bool driver_present; 805d01a1e65SMichal Kazior 806d01a1e65SMichal Kazior struct ieee80211_chanctx_conf conf; 807d01a1e65SMichal Kazior }; 808d01a1e65SMichal Kazior 80932db6b54SKyeyoon Park struct mac80211_qos_map { 81032db6b54SKyeyoon Park struct cfg80211_qos_map qos_map; 81132db6b54SKyeyoon Park struct rcu_head rcu_head; 81232db6b54SKyeyoon Park }; 81332db6b54SKyeyoon Park 814ba8c3d6fSFelix Fietkau enum txq_info_flags { 815ba8c3d6fSFelix Fietkau IEEE80211_TXQ_STOP, 816ba8c3d6fSFelix Fietkau IEEE80211_TXQ_AMPDU, 8176e0456b5SFelix Fietkau IEEE80211_TXQ_NO_AMSDU, 81821a5d4c3SManikanta Pubbisetty IEEE80211_TXQ_STOP_NETIF_TX, 819ba8c3d6fSFelix Fietkau }; 820ba8c3d6fSFelix Fietkau 821fa962b92SMichal Kazior /** 822fa962b92SMichal Kazior * struct txq_info - per tid queue 823fa962b92SMichal Kazior * 824fa962b92SMichal Kazior * @tin: contains packets split into multiple flows 825fa962b92SMichal Kazior * @def_flow: used as a fallback flow when a packet destined to @tin hashes to 826fa962b92SMichal Kazior * a fq_flow which is already owned by a different tin 8275caa328eSMichal Kazior * @def_cvars: codel vars for @def_flow 8282433647bSToke Høiland-Jørgensen * @frags: used to keep fragments created after dequeue 829942741daSFelix Fietkau * @schedule_order: used with ieee80211_local->active_txqs 830942741daSFelix Fietkau * @schedule_round: counter to prevent infinite loops on TXQ scheduling 831fa962b92SMichal Kazior */ 832ba8c3d6fSFelix Fietkau struct txq_info { 833fa962b92SMichal Kazior struct fq_tin tin; 8345caa328eSMichal Kazior struct codel_vars def_cvars; 8358d51dbb8SToke Høiland-Jørgensen struct codel_stats cstats; 836942741daSFelix Fietkau 837942741daSFelix Fietkau u16 schedule_round; 838942741daSFelix Fietkau struct list_head schedule_order; 839c74025f4SJohannes Berg 840c74025f4SJohannes Berg struct sk_buff_head frags; 841942741daSFelix Fietkau 842ba8c3d6fSFelix Fietkau unsigned long flags; 843ba8c3d6fSFelix Fietkau 844ba8c3d6fSFelix Fietkau /* keep last! */ 845ba8c3d6fSFelix Fietkau struct ieee80211_txq txq; 846ba8c3d6fSFelix Fietkau }; 847ba8c3d6fSFelix Fietkau 848d8212184SAviya Erenfeld struct ieee80211_if_mntr { 849d8212184SAviya Erenfeld u32 flags; 85042bd20d9SAviya Erenfeld u8 mu_follow_addr[ETH_ALEN] __aligned(2); 851f64331d5SJohannes Berg 852f64331d5SJohannes Berg struct list_head list; 853d8212184SAviya Erenfeld }; 854d8212184SAviya Erenfeld 8555953ff6dSAyala Beker /** 8565953ff6dSAyala Beker * struct ieee80211_if_nan - NAN state 8575953ff6dSAyala Beker * 8585953ff6dSAyala Beker * @conf: current NAN configuration 859167e33f4SAyala Beker * @func_ids: a bitmap of available instance_id's 8605953ff6dSAyala Beker */ 8615953ff6dSAyala Beker struct ieee80211_if_nan { 8625953ff6dSAyala Beker struct cfg80211_nan_conf conf; 863167e33f4SAyala Beker 864167e33f4SAyala Beker /* protects function_inst_ids */ 865167e33f4SAyala Beker spinlock_t func_lock; 866167e33f4SAyala Beker struct idr function_inst_ids; 8675953ff6dSAyala Beker }; 8685953ff6dSAyala Beker 869bfd8403aSJohannes Berg struct ieee80211_link_data_managed { 870bfd8403aSJohannes Berg u8 bssid[ETH_ALEN] __aligned(2); 871bfd8403aSJohannes Berg 872bfd8403aSJohannes Berg u8 dtim_period; 873bfd8403aSJohannes Berg enum ieee80211_smps_mode req_smps, /* requested smps mode */ 874bfd8403aSJohannes Berg driver_smps_mode; /* smps mode request */ 875bfd8403aSJohannes Berg 876ba323e29SJohannes Berg ieee80211_conn_flags_t conn_flags; 877ba323e29SJohannes Berg 878bfd8403aSJohannes Berg s16 p2p_noa_index; 879bfd8403aSJohannes Berg 880ab3a830dSJohannes Berg bool tdls_chan_switch_prohibited; 881ab3a830dSJohannes Berg 882bfd8403aSJohannes Berg bool have_beacon; 88342ed6748SJohannes Berg bool tracking_signal_avg; 8846359598dSJohannes Berg bool disable_wmm_tracking; 88539eac2deSJohannes Berg bool operating_11g_mode; 886bfd8403aSJohannes Berg 887bfd8403aSJohannes Berg bool csa_waiting_bcn; 888bfd8403aSJohannes Berg bool csa_ignored_same_chan; 8895bd5666dSJohannes Berg struct timer_list chswitch_timer; 8905bd5666dSJohannes Berg struct work_struct chswitch_work; 891bfd8403aSJohannes Berg 892bfd8403aSJohannes Berg struct work_struct request_smps_work; 893bfd8403aSJohannes Berg bool beacon_crc_valid; 894bfd8403aSJohannes Berg u32 beacon_crc; 895bfd8403aSJohannes Berg struct ewma_beacon_signal ave_beacon_signal; 896bfd8403aSJohannes Berg int last_ave_beacon_signal; 897bfd8403aSJohannes Berg 898bfd8403aSJohannes Berg /* 899bfd8403aSJohannes Berg * Number of Beacon frames used in ave_beacon_signal. This can be used 900bfd8403aSJohannes Berg * to avoid generating less reliable cqm events that would be based 901bfd8403aSJohannes Berg * only on couple of received frames. 902bfd8403aSJohannes Berg */ 903bfd8403aSJohannes Berg unsigned int count_beacon_signal; 904bfd8403aSJohannes Berg 905bfd8403aSJohannes Berg /* Number of times beacon loss was invoked. */ 906bfd8403aSJohannes Berg unsigned int beacon_loss_count; 907bfd8403aSJohannes Berg 908bfd8403aSJohannes Berg /* 909bfd8403aSJohannes Berg * Last Beacon frame signal strength average (ave_beacon_signal / 16) 910bfd8403aSJohannes Berg * that triggered a cqm event. 0 indicates that no event has been 911bfd8403aSJohannes Berg * generated for the current association. 912bfd8403aSJohannes Berg */ 913bfd8403aSJohannes Berg int last_cqm_event_signal; 914bfd8403aSJohannes Berg 915bfd8403aSJohannes Berg int wmm_last_param_set; 916bfd8403aSJohannes Berg int mu_edca_last_param_set; 917bfd8403aSJohannes Berg 918bfd8403aSJohannes Berg struct cfg80211_bss *bss; 919bfd8403aSJohannes Berg }; 920bfd8403aSJohannes Berg 921bfd8403aSJohannes Berg struct ieee80211_link_data_ap { 922bfd8403aSJohannes Berg struct beacon_data __rcu *beacon; 923bfd8403aSJohannes Berg struct probe_resp __rcu *probe_resp; 924bfd8403aSJohannes Berg struct fils_discovery_data __rcu *fils_discovery; 925bfd8403aSJohannes Berg struct unsol_bcast_probe_resp_data __rcu *unsol_bcast_probe_resp; 926bfd8403aSJohannes Berg 927bfd8403aSJohannes Berg /* to be used after channel switch. */ 928bfd8403aSJohannes Berg struct cfg80211_beacon_data *next_beacon; 929bfd8403aSJohannes Berg }; 930bfd8403aSJohannes Berg 931bfd8403aSJohannes Berg struct ieee80211_link_data { 932b4f85443SJohannes Berg struct ieee80211_sub_if_data *sdata; 933b4f85443SJohannes Berg unsigned int link_id; 934b4f85443SJohannes Berg 935b4f85443SJohannes Berg struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ 936b4f85443SJohannes Berg struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ 937b4f85443SJohannes Berg 938bfd8403aSJohannes Berg /* multicast keys only */ 939bfd8403aSJohannes Berg struct ieee80211_key __rcu *gtk[NUM_DEFAULT_KEYS + 940bfd8403aSJohannes Berg NUM_DEFAULT_MGMT_KEYS + 941bfd8403aSJohannes Berg NUM_DEFAULT_BEACON_KEYS]; 942bfd8403aSJohannes Berg struct ieee80211_key __rcu *default_multicast_key; 943bfd8403aSJohannes Berg struct ieee80211_key __rcu *default_mgmt_key; 944bfd8403aSJohannes Berg struct ieee80211_key __rcu *default_beacon_key; 945bfd8403aSJohannes Berg 946bfd8403aSJohannes Berg struct work_struct csa_finalize_work; 947bfd8403aSJohannes Berg bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ 94839eac2deSJohannes Berg 94939eac2deSJohannes Berg bool operating_11g_mode; 95039eac2deSJohannes Berg 951bfd8403aSJohannes Berg struct cfg80211_chan_def csa_chandef; 952bfd8403aSJohannes Berg 953bfd8403aSJohannes Berg struct work_struct color_change_finalize_work; 954bfd8403aSJohannes Berg 955bfd8403aSJohannes Berg /* context reservation -- protected with chanctx_mtx */ 956bfd8403aSJohannes Berg struct ieee80211_chanctx *reserved_chanctx; 957bfd8403aSJohannes Berg struct cfg80211_chan_def reserved_chandef; 958bfd8403aSJohannes Berg bool reserved_radar_required; 959bfd8403aSJohannes Berg bool reserved_ready; 960bfd8403aSJohannes Berg 961bfd8403aSJohannes Berg u8 needed_rx_chains; 962bfd8403aSJohannes Berg enum ieee80211_smps_mode smps_mode; 963bfd8403aSJohannes Berg 964bfd8403aSJohannes Berg int user_power_level; /* in dBm */ 965bfd8403aSJohannes Berg int ap_power_level; /* in dBm */ 966bfd8403aSJohannes Berg 967bfd8403aSJohannes Berg bool radar_required; 968bfd8403aSJohannes Berg struct delayed_work dfs_cac_timer_work; 969bfd8403aSJohannes Berg 970bfd8403aSJohannes Berg union { 971bfd8403aSJohannes Berg struct ieee80211_link_data_managed mgd; 972bfd8403aSJohannes Berg struct ieee80211_link_data_ap ap; 973bfd8403aSJohannes Berg } u; 974d8675a63SJohannes Berg 975b3e2130bSJohannes Berg struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; 976b3e2130bSJohannes Berg 977d8675a63SJohannes Berg struct ieee80211_bss_conf *conf; 978bfd8403aSJohannes Berg }; 979bfd8403aSJohannes Berg 980f0706e82SJiri Benc struct ieee80211_sub_if_data { 981f0706e82SJiri Benc struct list_head list; 982f0706e82SJiri Benc 983f0706e82SJiri Benc struct wireless_dev wdev; 984f0706e82SJiri Benc 98511a843b7SJohannes Berg /* keys */ 98611a843b7SJohannes Berg struct list_head key_list; 98711a843b7SJohannes Berg 9883bff1865SYogesh Ashok Powar /* count for keys needing tailroom space allocation */ 9893bff1865SYogesh Ashok Powar int crypto_tx_tailroom_needed_cnt; 9908d1f7ecdSJohannes Berg int crypto_tx_tailroom_pending_dec; 9918d1f7ecdSJohannes Berg struct delayed_work dec_tailroom_needed_wk; 9923bff1865SYogesh Ashok Powar 993f0706e82SJiri Benc struct net_device *dev; 994f0706e82SJiri Benc struct ieee80211_local *local; 995f0706e82SJiri Benc 99613262ffdSJiri Slaby unsigned int flags; 9977e9ed188SDaniel Drake 99834d4bc4dSJohannes Berg unsigned long state; 99934d4bc4dSJohannes Berg 100047846c9bSJohannes Berg char name[IFNAMSIZ]; 100147846c9bSJohannes Berg 10023a11ce08SJohannes Berg struct ieee80211_fragment_cache frags; 1003f0706e82SJiri Benc 1004b53be792SSimon Wunderlich /* TID bitmap for NoAck policy */ 1005b53be792SSimon Wunderlich u16 noack_map; 1006b53be792SSimon Wunderlich 100700e96decSYoni Divinsky /* bit field of ACM bits (BIT(802.1D tag)) */ 100800e96decSYoni Divinsky u8 wmm_acm; 100900e96decSYoni Divinsky 1010bfd8403aSJohannes Berg struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS]; 101140b275b6SJohannes Berg struct ieee80211_key __rcu *default_unicast_key; 1012f0706e82SJiri Benc 101394778280SJohannes Berg u16 sequence_number; 1014a621fa4dSJohannes Berg __be16 control_port_protocol; 1015a621fa4dSJohannes Berg bool control_port_no_encrypt; 10167f3f96ceSMarkus Theil bool control_port_no_preauth; 1017018f6fbfSDenis Kenzior bool control_port_over_nl80211; 101894778280SJohannes Berg 101980a83cfcSMichal Kazior atomic_t num_tx_queued; 102032db6b54SKyeyoon Park struct mac80211_qos_map __rcu *qos_map; 1021f6f3def3SEliad Peller 102204ecd257SJohannes Berg /* used to reconfigure hardware SM PS */ 102304ecd257SJohannes Berg struct work_struct recalc_smps; 102404ecd257SJohannes Berg 102564592c8fSJohannes Berg struct work_struct work; 102635f20c14SJohannes Berg struct sk_buff_head skb_queue; 1027f5a4c24eSLorenzo Bianconi struct sk_buff_head status_queue; 102835f20c14SJohannes Berg 10293e122be0SJohannes Berg /* 10303e122be0SJohannes Berg * AP this belongs to: self in AP mode and 10313e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 10323e122be0SJohannes Berg * all others (might be needed later in IBSS) 10333e122be0SJohannes Berg */ 10343e122be0SJohannes Berg struct ieee80211_if_ap *bss; 10353e122be0SJohannes Berg 103637eb0b16SJouni Malinen /* bitmap of allowed (non-MCS) rate indexes for rate control */ 103757fbcce3SJohannes Berg u32 rc_rateidx_mask[NUM_NL80211_BANDS]; 10382ffbe6d3SFelix Fietkau 103957fbcce3SJohannes Berg bool rc_has_mcs_mask[NUM_NL80211_BANDS]; 104057fbcce3SJohannes Berg u8 rc_rateidx_mcs_mask[NUM_NL80211_BANDS][IEEE80211_HT_MCS_MASK_LEN]; 1041f0706e82SJiri Benc 104257fbcce3SJohannes Berg bool rc_has_vht_mcs_mask[NUM_NL80211_BANDS]; 104357fbcce3SJohannes Berg u16 rc_rateidx_vht_mcs_mask[NUM_NL80211_BANDS][NL80211_VHT_NSS_MAX]; 1044b119ad6eSLorenzo Bianconi 104508fad438SJouni Malinen /* Beacon frame (non-MCS) rate (as a bitmap) */ 104608fad438SJouni Malinen u32 beacon_rateidx_mask[NUM_NL80211_BANDS]; 104708fad438SJouni Malinen bool beacon_rate_set; 104808fad438SJouni Malinen 1049f0706e82SJiri Benc union { 1050f0706e82SJiri Benc struct ieee80211_if_ap ap; 1051f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 105246900298SJohannes Berg struct ieee80211_if_managed mgd; 105346900298SJohannes Berg struct ieee80211_if_ibss ibss; 1054472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 1055239281f8SRostislav Lisovy struct ieee80211_if_ocb ocb; 1056d8212184SAviya Erenfeld struct ieee80211_if_mntr mntr; 10575953ff6dSAyala Beker struct ieee80211_if_nan nan; 1058f0706e82SJiri Benc } u; 1059e9f207f0SJiri Benc 1060bfd8403aSJohannes Berg struct ieee80211_link_data deflink; 1061d8675a63SJohannes Berg struct ieee80211_link_data __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; 1062bfd8403aSJohannes Berg 1063e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1064e9f207f0SJiri Benc struct { 1065295bafb4SBen Greear struct dentry *subdir_stations; 1066f7e0104cSJohannes Berg struct dentry *default_unicast_key; 1067f7e0104cSJohannes Berg struct dentry *default_multicast_key; 10683cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 1069e5473e80SJouni Malinen struct dentry *default_beacon_key; 10707bcfaf2fSJohannes Berg } debugfs; 1071e9f207f0SJiri Benc #endif 1072529ba6e9SJohannes Berg 107332bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 107432bfd35dSJohannes Berg struct ieee80211_vif vif; 1075f0706e82SJiri Benc }; 1076f0706e82SJiri Benc 107732bfd35dSJohannes Berg static inline 107832bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 107932bfd35dSJohannes Berg { 108032bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 108132bfd35dSJohannes Berg } 108232bfd35dSJohannes Berg 10838d61ffa5SJohannes Berg static inline void sdata_lock(struct ieee80211_sub_if_data *sdata) 10848d61ffa5SJohannes Berg __acquires(&sdata->wdev.mtx) 10858d61ffa5SJohannes Berg { 10868d61ffa5SJohannes Berg mutex_lock(&sdata->wdev.mtx); 10878d61ffa5SJohannes Berg __acquire(&sdata->wdev.mtx); 10888d61ffa5SJohannes Berg } 10898d61ffa5SJohannes Berg 10908d61ffa5SJohannes Berg static inline void sdata_unlock(struct ieee80211_sub_if_data *sdata) 10918d61ffa5SJohannes Berg __releases(&sdata->wdev.mtx) 10928d61ffa5SJohannes Berg { 10938d61ffa5SJohannes Berg mutex_unlock(&sdata->wdev.mtx); 10948d61ffa5SJohannes Berg __release(&sdata->wdev.mtx); 10958d61ffa5SJohannes Berg } 10968d61ffa5SJohannes Berg 10977ca133bcSSimon Wunderlich #define sdata_dereference(p, sdata) \ 10987ca133bcSSimon Wunderlich rcu_dereference_protected(p, lockdep_is_held(&sdata->wdev.mtx)) 10997ca133bcSSimon Wunderlich 11008d61ffa5SJohannes Berg static inline void 11018d61ffa5SJohannes Berg sdata_assert_lock(struct ieee80211_sub_if_data *sdata) 11028d61ffa5SJohannes Berg { 11038d61ffa5SJohannes Berg lockdep_assert_held(&sdata->wdev.mtx); 11048d61ffa5SJohannes Berg } 11058d61ffa5SJohannes Berg 1106438b61b7SSimon Wunderlich static inline int 11073dc05935SJohannes Berg ieee80211_chanwidth_get_shift(enum nl80211_chan_width width) 1108438b61b7SSimon Wunderlich { 11093dc05935SJohannes Berg switch (width) { 1110438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_5: 1111438b61b7SSimon Wunderlich return 2; 1112438b61b7SSimon Wunderlich case NL80211_CHAN_WIDTH_10: 1113438b61b7SSimon Wunderlich return 1; 1114438b61b7SSimon Wunderlich default: 1115438b61b7SSimon Wunderlich return 0; 1116438b61b7SSimon Wunderlich } 1117438b61b7SSimon Wunderlich } 1118438b61b7SSimon Wunderlich 1119438b61b7SSimon Wunderlich static inline int 11203dc05935SJohannes Berg ieee80211_chandef_get_shift(struct cfg80211_chan_def *chandef) 11213dc05935SJohannes Berg { 11223dc05935SJohannes Berg return ieee80211_chanwidth_get_shift(chandef->width); 11233dc05935SJohannes Berg } 11243dc05935SJohannes Berg 11253dc05935SJohannes Berg static inline int 1126438b61b7SSimon Wunderlich ieee80211_vif_get_shift(struct ieee80211_vif *vif) 1127438b61b7SSimon Wunderlich { 1128438b61b7SSimon Wunderlich struct ieee80211_chanctx_conf *chanctx_conf; 1129438b61b7SSimon Wunderlich int shift = 0; 1130438b61b7SSimon Wunderlich 1131438b61b7SSimon Wunderlich rcu_read_lock(); 1132d0a9123eSJohannes Berg chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); 1133438b61b7SSimon Wunderlich if (chanctx_conf) 1134438b61b7SSimon Wunderlich shift = ieee80211_chandef_get_shift(&chanctx_conf->def); 1135438b61b7SSimon Wunderlich rcu_read_unlock(); 1136438b61b7SSimon Wunderlich 1137438b61b7SSimon Wunderlich return shift; 1138438b61b7SSimon Wunderlich } 1139438b61b7SSimon Wunderlich 11402b3171c6SLorenzo Bianconi static inline int 11412b3171c6SLorenzo Bianconi ieee80211_get_mbssid_beacon_len(struct cfg80211_mbssid_elems *elems) 11422b3171c6SLorenzo Bianconi { 11432b3171c6SLorenzo Bianconi int i, len = 0; 11442b3171c6SLorenzo Bianconi 11452b3171c6SLorenzo Bianconi if (!elems) 11462b3171c6SLorenzo Bianconi return 0; 11472b3171c6SLorenzo Bianconi 11482b3171c6SLorenzo Bianconi for (i = 0; i < elems->cnt; i++) 11492b3171c6SLorenzo Bianconi len += elems->elem[i].len; 11502b3171c6SLorenzo Bianconi 11512b3171c6SLorenzo Bianconi return len; 11522b3171c6SLorenzo Bianconi } 11532b3171c6SLorenzo Bianconi 1154f0706e82SJiri Benc enum { 1155f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 1156f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 1157f0706e82SJiri Benc }; 1158f0706e82SJiri Benc 1159ce7c9111SKalle Valo enum queue_stop_reason { 1160ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 1161520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 116296f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 116396f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 116425420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 11658f77f384SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SKB_ADD, 11666c17b77bSSeth Forshee IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL, 1167445ea4e8SJohannes Berg IEEE80211_QUEUE_STOP_REASON_FLUSH, 1168db67d661SArik Nemtsov IEEE80211_QUEUE_STOP_REASON_TDLS_TEARDOWN, 1169b6da911bSLiad Kaufman IEEE80211_QUEUE_STOP_REASON_RESERVE_TID, 1170054c9939SJohannes Berg IEEE80211_QUEUE_STOP_REASON_IFTYPE_CHANGE, 1171cca07b00SLuciano Coelho 1172cca07b00SLuciano Coelho IEEE80211_QUEUE_STOP_REASONS, 1173ce7c9111SKalle Valo }; 1174ce7c9111SKalle Valo 117565a6538aSLuciano Coelho #ifdef CONFIG_MAC80211_LEDS 1176e1e54068SJohannes Berg struct tpt_led_trigger { 1177e1e54068SJohannes Berg char name[32]; 1178e1e54068SJohannes Berg const struct ieee80211_tpt_blink *blink_table; 1179e1e54068SJohannes Berg unsigned int blink_table_len; 1180e1e54068SJohannes Berg struct timer_list timer; 118134f11cd3SKees Cook struct ieee80211_local *local; 1182e1e54068SJohannes Berg unsigned long prev_traffic; 1183e1e54068SJohannes Berg unsigned long tx_bytes, rx_bytes; 118467408c8cSJohannes Berg unsigned int active, want; 118567408c8cSJohannes Berg bool running; 1186e1e54068SJohannes Berg }; 118765a6538aSLuciano Coelho #endif 1188e1e54068SJohannes Berg 1189142b9f50SHelmut Schaa /** 1190142b9f50SHelmut Schaa * mac80211 scan flags - currently active scan mode 1191142b9f50SHelmut Schaa * 1192142b9f50SHelmut Schaa * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as 1193142b9f50SHelmut Schaa * well be on the operating channel 1194142b9f50SHelmut Schaa * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to 1195142b9f50SHelmut Schaa * determine if we are on the operating channel or not 11968a690674SBen Greear * @SCAN_ONCHANNEL_SCANNING: Do a software scan on only the current operating 11978a690674SBen Greear * channel. This should not interrupt normal traffic. 11988789d459SJohannes Berg * @SCAN_COMPLETED: Set for our scan work function when the driver reported 11998789d459SJohannes Berg * that the scan completed. 12008789d459SJohannes Berg * @SCAN_ABORTED: Set for our scan work function when the driver reported 12018789d459SJohannes Berg * a scan complete for an aborted scan. 1202a754055aSEmmanuel Grumbach * @SCAN_HW_CANCELLED: Set for our scan work function when the scan is being 1203a754055aSEmmanuel Grumbach * cancelled. 1204b041b7b9SFelix Fietkau * @SCAN_BEACON_WAIT: Set whenever we're passive scanning because of radar/no-IR 1205b041b7b9SFelix Fietkau * and could send a probe request after receiving a beacon. 1206b041b7b9SFelix Fietkau * @SCAN_BEACON_DONE: Beacon received, we can now send a probe request 1207142b9f50SHelmut Schaa */ 1208fbe9c429SHelmut Schaa enum { 1209fbe9c429SHelmut Schaa SCAN_SW_SCANNING, 1210142b9f50SHelmut Schaa SCAN_HW_SCANNING, 12118a690674SBen Greear SCAN_ONCHANNEL_SCANNING, 12128789d459SJohannes Berg SCAN_COMPLETED, 12138789d459SJohannes Berg SCAN_ABORTED, 1214a754055aSEmmanuel Grumbach SCAN_HW_CANCELLED, 1215b041b7b9SFelix Fietkau SCAN_BEACON_WAIT, 1216b041b7b9SFelix Fietkau SCAN_BEACON_DONE, 1217142b9f50SHelmut Schaa }; 1218142b9f50SHelmut Schaa 1219142b9f50SHelmut Schaa /** 1220142b9f50SHelmut Schaa * enum mac80211_scan_state - scan state machine states 1221142b9f50SHelmut Schaa * 1222142b9f50SHelmut Schaa * @SCAN_DECISION: Main entry point to the scan state machine, this state 1223142b9f50SHelmut Schaa * determines if we should keep on scanning or switch back to the 1224142b9f50SHelmut Schaa * operating channel 1225142b9f50SHelmut Schaa * @SCAN_SET_CHANNEL: Set the next channel to be scanned 1226142b9f50SHelmut Schaa * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses 122707ef03eeSJohannes Berg * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to 122807ef03eeSJohannes Berg * send out data 122907ef03eeSJohannes Berg * @SCAN_RESUME: Resume the scan and scan the next channel 1230cd2bb512SSam Leffler * @SCAN_ABORT: Abort the scan and go back to operating channel 1231142b9f50SHelmut Schaa */ 1232142b9f50SHelmut Schaa enum mac80211_scan_state { 1233142b9f50SHelmut Schaa SCAN_DECISION, 1234142b9f50SHelmut Schaa SCAN_SET_CHANNEL, 1235142b9f50SHelmut Schaa SCAN_SEND_PROBE, 123607ef03eeSJohannes Berg SCAN_SUSPEND, 123707ef03eeSJohannes Berg SCAN_RESUME, 1238cd2bb512SSam Leffler SCAN_ABORT, 1239fbe9c429SHelmut Schaa }; 1240fbe9c429SHelmut Schaa 1241e908435eSLorenzo Bianconi DECLARE_STATIC_KEY_FALSE(aql_disable); 1242e908435eSLorenzo Bianconi 1243f0706e82SJiri Benc struct ieee80211_local { 1244f0706e82SJiri Benc /* embed the driver visible part. 1245f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 1246f0706e82SJiri Benc * it first anyway so they become a no-op */ 1247f0706e82SJiri Benc struct ieee80211_hw hw; 1248f0706e82SJiri Benc 1249fa962b92SMichal Kazior struct fq fq; 12505caa328eSMichal Kazior struct codel_vars *cvars; 12515caa328eSMichal Kazior struct codel_params cparams; 1252fa962b92SMichal Kazior 125318667600SToke Høiland-Jørgensen /* protects active_txqs and txqi->schedule_order */ 1254942741daSFelix Fietkau spinlock_t active_txq_lock[IEEE80211_NUM_ACS]; 1255942741daSFelix Fietkau struct list_head active_txqs[IEEE80211_NUM_ACS]; 1256942741daSFelix Fietkau u16 schedule_round[IEEE80211_NUM_ACS]; 1257942741daSFelix Fietkau 1258b4809e94SToke Høiland-Jørgensen u16 airtime_flags; 1259942741daSFelix Fietkau u32 aql_txq_limit_low[IEEE80211_NUM_ACS]; 1260942741daSFelix Fietkau u32 aql_txq_limit_high[IEEE80211_NUM_ACS]; 12613ace10f5SKan Yan u32 aql_threshold; 12623ace10f5SKan Yan atomic_t aql_total_pending_airtime; 12638e4bac06SFelix Fietkau atomic_t aql_ac_pending_airtime[IEEE80211_NUM_ACS]; 1264b4809e94SToke Høiland-Jørgensen 1265f0706e82SJiri Benc const struct ieee80211_ops *ops; 1266f0706e82SJiri Benc 126742935ecaSLuis R. Rodriguez /* 126842935ecaSLuis R. Rodriguez * private workqueue to mac80211. mac80211 makes this accessible 126942935ecaSLuis R. Rodriguez * via ieee80211_queue_work() 127042935ecaSLuis R. Rodriguez */ 127142935ecaSLuis R. Rodriguez struct workqueue_struct *workqueue; 127242935ecaSLuis R. Rodriguez 1273e4e72fb4SJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; 1274cca07b00SLuciano Coelho int q_stop_reasons[IEEE80211_MAX_QUEUES][IEEE80211_QUEUE_STOP_REASONS]; 127596f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 1276ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 127796f5e66eSJohannes Berg 1278f0706e82SJiri Benc int open_count; 12793d30d949SMichael Wu int monitors, cooked_mntrs; 12808cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 12817be5086dSJohannes Berg int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, 12827be5086dSJohannes Berg fif_probe_req; 12836cd536feSJohannes Berg bool probe_req_reg; 1284873b1cf6SJouni Malinen bool rx_mcast_action_reg; 12854150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 12863b8d81e0SJohannes Berg 12873ffc2a90SJohannes Berg bool wiphy_ciphers_allocated; 12883ffc2a90SJohannes Berg 1289fe57d9f5SJohannes Berg bool use_chanctx; 1290fe57d9f5SJohannes Berg 12913b8d81e0SJohannes Berg /* protects the aggregated multicast list and filter calls */ 12923b8d81e0SJohannes Berg spinlock_t filter_lock; 12933b8d81e0SJohannes Berg 12943ac64beeSJohannes Berg /* used for uploading changed mc list */ 12953ac64beeSJohannes Berg struct work_struct reconfig_filter; 12963ac64beeSJohannes Berg 12973b8d81e0SJohannes Berg /* aggregated multicast list */ 129822bedad3SJiri Pirko struct netdev_hw_addr_list mc_list; 12993b8d81e0SJohannes Berg 1300d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 13015bb644a0SJohannes Berg 13025bb644a0SJohannes Berg /* 13035bb644a0SJohannes Berg * suspended is true if we finished all the suspend _and_ we have 13045bb644a0SJohannes Berg * not yet come up from resume. This is to be used by mac80211 13055bb644a0SJohannes Berg * to ensure driver sanity during suspend and mac80211's own 13065bb644a0SJohannes Berg * sanity. It can eventually be used for WoW as well. 13075bb644a0SJohannes Berg */ 13085bb644a0SJohannes Berg bool suspended; 13095bb644a0SJohannes Berg 1310b33fb28cSLoic Poulain /* suspending is true during the whole suspend process */ 1311b33fb28cSLoic Poulain bool suspending; 1312b33fb28cSLoic Poulain 13135bb644a0SJohannes Berg /* 1314ceb99fe0SJohannes Berg * Resuming is true while suspended, but when we're reprogramming the 1315ceb99fe0SJohannes Berg * hardware -- at that time it's allowed to use ieee80211_queue_work() 1316ceb99fe0SJohannes Berg * again even though some other parts of the stack are still suspended 1317ceb99fe0SJohannes Berg * and we still drop received frames to avoid waking the stack. 1318ceb99fe0SJohannes Berg */ 1319ceb99fe0SJohannes Berg bool resuming; 1320ceb99fe0SJohannes Berg 1321ceb99fe0SJohannes Berg /* 13225bb644a0SJohannes Berg * quiescing is true during the suspend process _only_ to 13235bb644a0SJohannes Berg * ease timer cancelling etc. 13245bb644a0SJohannes Berg */ 13255bb644a0SJohannes Berg bool quiescing; 13265bb644a0SJohannes Berg 1327ea77f12fSJohannes Berg /* device is started */ 1328ea77f12fSJohannes Berg bool started; 1329ea77f12fSJohannes Berg 133004800adaSArik Nemtsov /* device is during a HW reconfig */ 133104800adaSArik Nemtsov bool in_reconfig; 133204800adaSArik Nemtsov 1333eecc4800SJohannes Berg /* wowlan is enabled -- don't reconfig on resume */ 1334eecc4800SJohannes Berg bool wowlan; 1335eecc4800SJohannes Berg 1336164eb02dSSimon Wunderlich struct work_struct radar_detected_work; 1337164eb02dSSimon Wunderlich 133804ecd257SJohannes Berg /* number of RX chains the hardware has */ 133904ecd257SJohannes Berg u8 rx_chains; 134004ecd257SJohannes Berg 134109b4a4faSJohannes Berg /* bitmap of which sbands were copied */ 134209b4a4faSJohannes Berg u8 sband_allocated; 134309b4a4faSJohannes Berg 1344b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 1345f0706e82SJiri Benc 1346f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 1347f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 1348f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 1349f0706e82SJiri Benc * queues increases over the limit. */ 1350f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 1351f0706e82SJiri Benc struct tasklet_struct tasklet; 1352f0706e82SJiri Benc struct sk_buff_head skb_queue; 1353f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 1354f0706e82SJiri Benc 1355f9e124fbSChristian Lamparter spinlock_t rx_path_lock; 135624a8fdadSChristian Lamparter 1357d0709a65SJohannes Berg /* Station data */ 1358d0709a65SJohannes Berg /* 13594d33960bSJohannes Berg * The mutex only protects the list, hash table and 13604d33960bSJohannes Berg * counter, reads are done with RCU. 1361d0709a65SJohannes Berg */ 136234e89507SJohannes Berg struct mutex sta_mtx; 13634d33960bSJohannes Berg spinlock_t tim_lock; 1364d0709a65SJohannes Berg unsigned long num_sta; 13654d33960bSJohannes Berg struct list_head sta_list; 136683e7e4ceSHerbert Xu struct rhltable sta_hash; 1367ba6ddab9SJohannes Berg struct rhltable link_sta_hash; 1368f0706e82SJiri Benc struct timer_list sta_cleanup; 1369f5ea9120SJohannes Berg int sta_generation; 1370f0706e82SJiri Benc 13712a577d98SJohannes Berg struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; 1372f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 137321a5d4c3SManikanta Pubbisetty struct tasklet_struct wake_txqs_tasklet; 1374f0706e82SJiri Benc 1375a6a67db2SJohannes Berg atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES]; 1376cd8ffc80SJohannes Berg 1377df140465SJohannes Berg /* number of interfaces with allmulti RX */ 1378df140465SJohannes Berg atomic_t iff_allmultis; 1379f0706e82SJiri Benc 1380f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 1381f0706e82SJiri Benc 13825fdb3735SArd Biesheuvel struct arc4_ctx wep_tx_ctx; 13835fdb3735SArd Biesheuvel struct arc4_ctx wep_rx_ctx; 1384f0706e82SJiri Benc u32 wep_iv; 1385f0706e82SJiri Benc 1386c771c9d8SJohannes Berg /* see iface.c */ 138779010420SJohannes Berg struct list_head interfaces; 1388f64331d5SJohannes Berg struct list_head mon_list; /* only that are IFF_UP && !cooked */ 1389c771c9d8SJohannes Berg struct mutex iflist_mtx; 139079010420SJohannes Berg 1391b16bd15cSJohannes Berg /* 1392ad0e2b5aSJohannes Berg * Key mutex, protects sdata's key_list and sta_info's 139396fc6efbSAlexander Wetzel * key pointers and ptk_idx (write access, they're RCU.) 1394b16bd15cSJohannes Berg */ 1395ad0e2b5aSJohannes Berg struct mutex key_mtx; 1396b16bd15cSJohannes Berg 1397a1699b75SJohannes Berg /* mutex for scan and work locking */ 1398a1699b75SJohannes Berg struct mutex mtx; 1399b16bd15cSJohannes Berg 1400c2b13452SJohannes Berg /* Scanning and BSS list */ 1401fbe9c429SHelmut Schaa unsigned long scanning; 14022a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 14035ba63533SJohannes Berg struct cfg80211_scan_request *int_scan_req; 14046ea0a69cSJohannes Berg struct cfg80211_scan_request __rcu *scan_req; 1405c56ef672SDavid Spinadel struct ieee80211_scan_request *hw_scan_req; 14067ca15a0aSSimon Wunderlich struct cfg80211_chan_def scan_chandef; 140757fbcce3SJohannes Berg enum nl80211_band hw_scan_band; 1408f0706e82SJiri Benc int scan_channel_idx; 1409de95a54bSJohannes Berg int scan_ies_len; 1410c604b9f2SJohannes Berg int hw_scan_ies_bufsize; 14117947d3e0SAvraham Stern struct cfg80211_scan_info scan_info; 14128318d78aSJohannes Berg 141385a9994aSLuciano Coelho struct work_struct sched_scan_stopped_work; 14145260a5b2SJohannes Berg struct ieee80211_sub_if_data __rcu *sched_scan_sdata; 14156ea0a69cSJohannes Berg struct cfg80211_sched_scan_request __rcu *sched_scan_req; 1416a344d677SJohannes Berg u8 scan_addr[ETH_ALEN]; 141779f460caSLuciano Coelho 1418df13cce5SHelmut Schaa unsigned long leave_oper_channel_time; 1419977923b0SHelmut Schaa enum mac80211_scan_state next_scan_state; 1420f0706e82SJiri Benc struct delayed_work scan_work; 1421e2fd5dbcSJohannes Berg struct ieee80211_sub_if_data __rcu *scan_sdata; 142255de908aSJohannes Berg /* For backward compatibility only -- do not use */ 1423675a0b04SKarl Beldan struct cfg80211_chan_def _oper_chandef; 1424f0706e82SJiri Benc 1425b8bc4b0aSJohannes Berg /* Temporary remain-on-channel for off-channel operations */ 1426b8bc4b0aSJohannes Berg struct ieee80211_channel *tmp_channel; 1427b8bc4b0aSJohannes Berg 1428d01a1e65SMichal Kazior /* channel contexts */ 1429d01a1e65SMichal Kazior struct list_head chanctx_list; 1430d01a1e65SMichal Kazior struct mutex chanctx_mtx; 1431d01a1e65SMichal Kazior 1432c206ca67SJohannes Berg #ifdef CONFIG_MAC80211_LEDS 14338d5c2585SJohannes Berg struct led_trigger tx_led, rx_led, assoc_led, radio_led; 14348d5c2585SJohannes Berg struct led_trigger tpt_led; 14358d5c2585SJohannes Berg atomic_t tx_led_active, rx_led_active, assoc_led_active; 14368d5c2585SJohannes Berg atomic_t radio_led_active, tpt_led_active; 1437c206ca67SJohannes Berg struct tpt_led_trigger *tpt_led_trigger; 1438c206ca67SJohannes Berg #endif 1439c206ca67SJohannes Berg 1440c206ca67SJohannes Berg #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 1441f0706e82SJiri Benc /* SNMP counters */ 1442f0706e82SJiri Benc /* dot11CountersTable */ 1443f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 1444f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 1445f0706e82SJiri Benc u32 dot11FailedCount; 1446f0706e82SJiri Benc u32 dot11RetryCount; 1447f0706e82SJiri Benc u32 dot11MultipleRetryCount; 1448f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 1449f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 1450f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 1451f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 1452f0706e82SJiri Benc 1453f0706e82SJiri Benc /* TX/RX handler statistics */ 1454f0706e82SJiri Benc unsigned int tx_handlers_drop; 1455f0706e82SJiri Benc unsigned int tx_handlers_queued; 1456f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 1457f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 1458f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 1459f0706e82SJiri Benc unsigned int rx_handlers_drop; 1460f0706e82SJiri Benc unsigned int rx_handlers_queued; 1461f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 1462f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 1463f0706e82SJiri Benc unsigned int tx_expand_skb_head; 1464f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 1465f1160434SJohannes Berg unsigned int rx_expand_skb_head_defrag; 1466f0706e82SJiri Benc unsigned int rx_handlers_fragments; 1467f0706e82SJiri Benc unsigned int tx_status_drop; 1468f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 1469f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1470f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 1471f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 1472f0706e82SJiri Benc 1473f0706e82SJiri Benc 1474f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 1475f0706e82SJiri Benc * multicast packets for power saving stations 1476f0706e82SJiri Benc */ 1477520eb820SKalle Valo 1478572e0012SKalle Valo bool pspolling; 1479965bedadSJohannes Berg /* 1480965bedadSJohannes Berg * PS can only be enabled when we have exactly one managed 1481965bedadSJohannes Berg * interface (and monitors) in PS, this then points there. 1482965bedadSJohannes Berg */ 1483965bedadSJohannes Berg struct ieee80211_sub_if_data *ps_sdata; 1484520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 1485520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 1486520eb820SKalle Valo struct timer_list dynamic_ps_timer; 14872b2c009eSJuuso Oikarinen struct notifier_block ifa_notifier; 1488a65240c1SJohannes Berg struct notifier_block ifa6_notifier; 1489f0706e82SJiri Benc 1490ff616381SJuuso Oikarinen /* 1491ff616381SJuuso Oikarinen * The dynamic ps timeout configured from user space via WEXT - 1492ff616381SJuuso Oikarinen * this will override whatever chosen by mac80211 internally. 1493ff616381SJuuso Oikarinen */ 1494ff616381SJuuso Oikarinen int dynamic_ps_forced_timeout; 1495ff616381SJuuso Oikarinen 14961ea6f9c0SJohannes Berg int user_power_level; /* in dBm, for all interfaces */ 14972bf30fabSJohannes Berg 14980f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode; 14990f78231bSJohannes Berg 1500f2753ddbSJohannes Berg struct work_struct restart_work; 1501f2753ddbSJohannes Berg 1502e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1503e9f207f0SJiri Benc struct local_debugfsdentries { 15044b7679a5SJohannes Berg struct dentry *rcdir; 1505e9f207f0SJiri Benc struct dentry *keys; 1506e9f207f0SJiri Benc } debugfs; 1507276d9e82SJulius Niedworok bool force_tx_status; 1508e9f207f0SJiri Benc #endif 15094e6cbfd0SJohn W. Linville 15102eb278e0SJohannes Berg /* 15112eb278e0SJohannes Berg * Remain-on-channel support 15122eb278e0SJohannes Berg */ 1513aaa016ccSJohannes Berg struct delayed_work roc_work; 15142eb278e0SJohannes Berg struct list_head roc_list; 151521f83589SJohannes Berg struct work_struct hw_roc_start, hw_roc_done; 15162eb278e0SJohannes Berg unsigned long hw_roc_start_time; 151750febf6aSJohannes Berg u64 roc_cookie_counter; 151821f83589SJohannes Berg 1519a729cff8SJohannes Berg struct idr ack_status_frames; 1520a729cff8SJohannes Berg spinlock_t ack_status_lock; 1521a729cff8SJohannes Berg 1522f142c6b9SJohannes Berg struct ieee80211_sub_if_data __rcu *p2p_sdata; 1523f142c6b9SJohannes Berg 15244b6f1dd6SJohannes Berg /* virtual monitor interface */ 15254b6f1dd6SJohannes Berg struct ieee80211_sub_if_data __rcu *monitor_sdata; 15264bf88530SJohannes Berg struct cfg80211_chan_def monitor_chandef; 1527e9a21949SLuciano Coelho 1528e9a21949SLuciano Coelho /* extended capabilities provided by mac80211 */ 1529e9a21949SLuciano Coelho u8 ext_capa[8]; 1530f0706e82SJiri Benc }; 1531f0706e82SJiri Benc 15323e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 1533d787a3e3SFelix Fietkau IEEE80211_DEV_TO_SUB_IF(const struct net_device *dev) 15343e122be0SJohannes Berg { 15353e122be0SJohannes Berg return netdev_priv(dev); 15363e122be0SJohannes Berg } 15373e122be0SJohannes Berg 153871bbc994SJohannes Berg static inline struct ieee80211_sub_if_data * 153971bbc994SJohannes Berg IEEE80211_WDEV_TO_SUB_IF(struct wireless_dev *wdev) 154071bbc994SJohannes Berg { 154171bbc994SJohannes Berg return container_of(wdev, struct ieee80211_sub_if_data, wdev); 154271bbc994SJohannes Berg } 154371bbc994SJohannes Berg 154421a8e9ddSMohammed Shafi Shajakhan static inline struct ieee80211_supported_band * 154521a8e9ddSMohammed Shafi Shajakhan ieee80211_get_sband(struct ieee80211_sub_if_data *sdata) 154621a8e9ddSMohammed Shafi Shajakhan { 154721a8e9ddSMohammed Shafi Shajakhan struct ieee80211_local *local = sdata->local; 154821a8e9ddSMohammed Shafi Shajakhan struct ieee80211_chanctx_conf *chanctx_conf; 154921a8e9ddSMohammed Shafi Shajakhan enum nl80211_band band; 155021a8e9ddSMohammed Shafi Shajakhan 15511dd0f31cSJohannes Berg WARN_ON(sdata->vif.valid_links); 15521dd0f31cSJohannes Berg 155321a8e9ddSMohammed Shafi Shajakhan rcu_read_lock(); 1554d0a9123eSJohannes Berg chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); 155521a8e9ddSMohammed Shafi Shajakhan 15560ee4d555SJohannes Berg if (!chanctx_conf) { 155721a8e9ddSMohammed Shafi Shajakhan rcu_read_unlock(); 155821a8e9ddSMohammed Shafi Shajakhan return NULL; 155921a8e9ddSMohammed Shafi Shajakhan } 156021a8e9ddSMohammed Shafi Shajakhan 156121a8e9ddSMohammed Shafi Shajakhan band = chanctx_conf->def.chan->band; 156221a8e9ddSMohammed Shafi Shajakhan rcu_read_unlock(); 156321a8e9ddSMohammed Shafi Shajakhan 156421a8e9ddSMohammed Shafi Shajakhan return local->hw.wiphy->bands[band]; 156521a8e9ddSMohammed Shafi Shajakhan } 156621a8e9ddSMohammed Shafi Shajakhan 1567f91cb507SShaul Triebitz static inline struct ieee80211_supported_band * 1568d8675a63SJohannes Berg ieee80211_get_link_sband(struct ieee80211_link_data *link) 1569f91cb507SShaul Triebitz { 1570d8675a63SJohannes Berg struct ieee80211_local *local = link->sdata->local; 1571f91cb507SShaul Triebitz struct ieee80211_chanctx_conf *chanctx_conf; 1572f91cb507SShaul Triebitz enum nl80211_band band; 1573f91cb507SShaul Triebitz 1574f91cb507SShaul Triebitz rcu_read_lock(); 1575d8675a63SJohannes Berg chanctx_conf = rcu_dereference(link->conf->chanctx_conf); 1576f91cb507SShaul Triebitz if (!chanctx_conf) { 1577f91cb507SShaul Triebitz rcu_read_unlock(); 1578f91cb507SShaul Triebitz return NULL; 1579f91cb507SShaul Triebitz } 1580f91cb507SShaul Triebitz 1581f91cb507SShaul Triebitz band = chanctx_conf->def.chan->band; 1582f91cb507SShaul Triebitz rcu_read_unlock(); 1583f91cb507SShaul Triebitz 1584f91cb507SShaul Triebitz return local->hw.wiphy->bands[band]; 1585f91cb507SShaul Triebitz } 1586f91cb507SShaul Triebitz 1587c0f17eb9SChun-Yeow Yeoh /* this struct holds the value parsing from channel switch IE */ 1588c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie { 1589c0f17eb9SChun-Yeow Yeoh struct cfg80211_chan_def chandef; 1590c0f17eb9SChun-Yeow Yeoh u8 mode; 1591c0f17eb9SChun-Yeow Yeoh u8 count; 1592c0f17eb9SChun-Yeow Yeoh u8 ttl; 15933f718fd8SChun-Yeow Yeoh u16 pre_value; 15945d55371bSBenjamin Berg u16 reason_code; 1595ee145775SSara Sharon u32 max_switch_time; 1596c0f17eb9SChun-Yeow Yeoh }; 1597c0f17eb9SChun-Yeow Yeoh 1598dd76986bSJohannes Berg /* Parsed Information Elements */ 1599dd76986bSJohannes Berg struct ieee802_11_elems { 16004a3cb702SJohannes Berg const u8 *ie_start; 1601dd76986bSJohannes Berg size_t total_len; 1602c6e37ed4SJohannes Berg u32 crc; 1603dd76986bSJohannes Berg 1604dd76986bSJohannes Berg /* pointers to IEs */ 160553837584SArik Nemtsov const struct ieee80211_tdls_lnkie *lnk_id; 160653837584SArik Nemtsov const struct ieee80211_ch_switch_timing *ch_sw_timing; 16079041c1faSArik Nemtsov const u8 *ext_capab; 16084a3cb702SJohannes Berg const u8 *ssid; 16094a3cb702SJohannes Berg const u8 *supp_rates; 16104a3cb702SJohannes Berg const u8 *ds_params; 16114a3cb702SJohannes Berg const struct ieee80211_tim_ie *tim; 16124a3cb702SJohannes Berg const u8 *rsn; 1613c0058df7SShaul Triebitz const u8 *rsnx; 16144a3cb702SJohannes Berg const u8 *erp_info; 16154a3cb702SJohannes Berg const u8 *ext_supp_rates; 16164a3cb702SJohannes Berg const u8 *wmm_info; 16174a3cb702SJohannes Berg const u8 *wmm_param; 16184a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_elem; 16194a3cb702SJohannes Berg const struct ieee80211_ht_operation *ht_operation; 16204a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_elem; 16214a3cb702SJohannes Berg const struct ieee80211_vht_operation *vht_operation; 16224a3cb702SJohannes Berg const struct ieee80211_meshconf_ie *mesh_config; 162341cbb0f5SLuca Coelho const u8 *he_cap; 162441cbb0f5SLuca Coelho const struct ieee80211_he_operation *he_operation; 1625ef11a931SJohn Crispin const struct ieee80211_he_spr *he_spr; 162641cbb0f5SLuca Coelho const struct ieee80211_mu_edca_param_set *mu_edca_param_set; 1627a6cf28e0SRajkumar Manoharan const struct ieee80211_he_6ghz_capa *he_6ghz_capa; 1628b0345850SWen Gong const struct ieee80211_tx_pwr_env *tx_pwr_env[IEEE80211_TPE_MAX_IE_COUNT]; 162941cbb0f5SLuca Coelho const u8 *uora_element; 16304a3cb702SJohannes Berg const u8 *mesh_id; 16314a3cb702SJohannes Berg const u8 *peering; 16324a3cb702SJohannes Berg const __le16 *awake_window; 16334a3cb702SJohannes Berg const u8 *preq; 16344a3cb702SJohannes Berg const u8 *prep; 16354a3cb702SJohannes Berg const u8 *perr; 16364a3cb702SJohannes Berg const struct ieee80211_rann_ie *rann; 16374a3cb702SJohannes Berg const struct ieee80211_channel_sw_ie *ch_switch_ie; 1638b4f286a1SJohannes Berg const struct ieee80211_ext_chansw_ie *ext_chansw_ie; 1639b2e506bfSJohannes Berg const struct ieee80211_wide_bw_chansw_ie *wide_bw_chansw_ie; 1640ee145775SSara Sharon const u8 *max_channel_switch_time; 16414a3cb702SJohannes Berg const u8 *country_elem; 16424a3cb702SJohannes Berg const u8 *pwr_constr_elem; 1643c8d65917SSteinar H. Gunderson const u8 *cisco_dtpc_elem; 164479ba1d89SJohannes Berg const struct ieee80211_timeout_interval_ie *timeout_int; 16454a3cb702SJohannes Berg const u8 *opmode_notif; 164685220d71SJohannes Berg const struct ieee80211_sec_chan_offs_ie *sec_chan_offs; 1647c4de37eeSPeter Oh struct ieee80211_mesh_chansw_params_ie *mesh_chansw_params_ie; 1648e38a017bSAvraham Stern const struct ieee80211_bss_max_idle_period_ie *max_idle_period_ie; 164978ac51f8SSara Sharon const struct ieee80211_multiple_bssid_configuration *mbssid_config_ie; 165078ac51f8SSara Sharon const struct ieee80211_bssid_index *bssid_index; 165178ac51f8SSara Sharon u8 max_bssid_indicator; 165278ac51f8SSara Sharon u8 dtim_count; 165378ac51f8SSara Sharon u8 dtim_period; 16542aa485e1SJohn Crispin const struct ieee80211_addba_ext_ie *addba_ext_ie; 1655cd418ba6SThomas Pedersen const struct ieee80211_s1g_cap *s1g_capab; 1656cd418ba6SThomas Pedersen const struct ieee80211_s1g_oper_ie *s1g_oper; 1657cd418ba6SThomas Pedersen const struct ieee80211_s1g_bcn_compat_ie *s1g_bcn_compat; 16581d00ce80SThomas Pedersen const struct ieee80211_aid_response_ie *aid_resp; 1659f0e6bea8SIlan Peer const struct ieee80211_eht_cap_elem *eht_cap; 1660f0e6bea8SIlan Peer const struct ieee80211_eht_operation *eht_operation; 1661*425f4b5fSJohannes Berg const struct ieee80211_multi_link_elem *multi_link; 1662dd76986bSJohannes Berg 1663dd76986bSJohannes Berg /* length of them, respectively */ 16649041c1faSArik Nemtsov u8 ext_capab_len; 1665dd76986bSJohannes Berg u8 ssid_len; 1666dd76986bSJohannes Berg u8 supp_rates_len; 1667dd76986bSJohannes Berg u8 tim_len; 1668dd76986bSJohannes Berg u8 rsn_len; 1669c0058df7SShaul Triebitz u8 rsnx_len; 1670dd76986bSJohannes Berg u8 ext_supp_rates_len; 1671dd76986bSJohannes Berg u8 wmm_info_len; 1672dd76986bSJohannes Berg u8 wmm_param_len; 167341cbb0f5SLuca Coelho u8 he_cap_len; 1674dd76986bSJohannes Berg u8 mesh_id_len; 1675dd76986bSJohannes Berg u8 peering_len; 1676dd76986bSJohannes Berg u8 preq_len; 1677dd76986bSJohannes Berg u8 prep_len; 1678dd76986bSJohannes Berg u8 perr_len; 1679dd76986bSJohannes Berg u8 country_elem_len; 168078ac51f8SSara Sharon u8 bssid_index_len; 1681b0345850SWen Gong u8 tx_pwr_env_len[IEEE80211_TPE_MAX_IE_COUNT]; 1682b0345850SWen Gong u8 tx_pwr_env_num; 1683f0e6bea8SIlan Peer u8 eht_cap_len; 1684fcff4f10SPaul Stewart 1685fcff4f10SPaul Stewart /* whether a parse error occurred while retrieving these elements */ 1686fcff4f10SPaul Stewart bool parse_error; 1687dd76986bSJohannes Berg }; 1688dd76986bSJohannes Berg 1689f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 1690f0706e82SJiri Benc struct ieee80211_hw *hw) 1691f0706e82SJiri Benc { 1692f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 1693f0706e82SJiri Benc } 1694f0706e82SJiri Benc 1695ba8c3d6fSFelix Fietkau static inline struct txq_info *to_txq_info(struct ieee80211_txq *txq) 1696ba8c3d6fSFelix Fietkau { 1697ba8c3d6fSFelix Fietkau return container_of(txq, struct txq_info, txq); 1698ba8c3d6fSFelix Fietkau } 1699f0706e82SJiri Benc 1700bb42f2d1SToke Høiland-Jørgensen static inline bool txq_has_queue(struct ieee80211_txq *txq) 1701bb42f2d1SToke Høiland-Jørgensen { 1702bb42f2d1SToke Høiland-Jørgensen struct txq_info *txqi = to_txq_info(txq); 1703bb42f2d1SToke Høiland-Jørgensen 1704bb42f2d1SToke Høiland-Jørgensen return !(skb_queue_empty(&txqi->frags) && !txqi->tin.backlog_packets); 1705bb42f2d1SToke Høiland-Jørgensen } 1706bb42f2d1SToke Høiland-Jørgensen 1707f4bda337SThomas Pedersen static inline bool 1708f4bda337SThomas Pedersen ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status) 1709f4bda337SThomas Pedersen { 1710f4bda337SThomas Pedersen WARN_ON_ONCE(status->flag & RX_FLAG_MACTIME_START && 1711f4bda337SThomas Pedersen status->flag & RX_FLAG_MACTIME_END); 1712da388233SAvraham Stern return !!(status->flag & (RX_FLAG_MACTIME_START | RX_FLAG_MACTIME_END | 1713da388233SAvraham Stern RX_FLAG_MACTIME_PLCP_START)); 1714f4bda337SThomas Pedersen } 1715571ecf67SJohannes Berg 171672f15d53SMichael Braun void ieee80211_vif_inc_num_mcast(struct ieee80211_sub_if_data *sdata); 171772f15d53SMichael Braun void ieee80211_vif_dec_num_mcast(struct ieee80211_sub_if_data *sdata); 171872f15d53SMichael Braun 171972f15d53SMichael Braun /* This function returns the number of multicast stations connected to this 172072f15d53SMichael Braun * interface. It returns -1 if that number is not tracked, that is for netdevs 172172f15d53SMichael Braun * not in AP or AP_VLAN mode or when using 4addr. 172272f15d53SMichael Braun */ 172372f15d53SMichael Braun static inline int 172472f15d53SMichael Braun ieee80211_vif_get_num_mcast_if(struct ieee80211_sub_if_data *sdata) 172572f15d53SMichael Braun { 172672f15d53SMichael Braun if (sdata->vif.type == NL80211_IFTYPE_AP) 172772f15d53SMichael Braun return atomic_read(&sdata->u.ap.num_mcast_sta); 172872f15d53SMichael Braun if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN && !sdata->u.vlan.sta) 172972f15d53SMichael Braun return atomic_read(&sdata->u.vlan.num_mcast_sta); 173072f15d53SMichael Braun return -1; 173172f15d53SMichael Braun } 173272f15d53SMichael Braun 1733f4bda337SThomas Pedersen u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local, 1734f4bda337SThomas Pedersen struct ieee80211_rx_status *status, 1735f4bda337SThomas Pedersen unsigned int mpdu_len, 1736f4bda337SThomas Pedersen unsigned int mpdu_offset); 1737e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 17385cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 17399c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 17407b7090b4SJohannes Berg u64 changed); 17417b7090b4SJohannes Berg void ieee80211_vif_cfg_change_notify(struct ieee80211_sub_if_data *sdata, 17427b7090b4SJohannes Berg u64 changed); 17437b7090b4SJohannes Berg void ieee80211_link_info_change_notify(struct ieee80211_sub_if_data *sdata, 1744d8675a63SJohannes Berg struct ieee80211_link_data *link, 1745d8675a63SJohannes Berg u64 changed); 17460d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 174746900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 1748f0706e82SJiri Benc 1749a2fcfccbSJohannes Berg u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local); 17505ee00dbdSJohannes Berg int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, 17515ee00dbdSJohannes Berg u64 *cookie, gfp_t gfp); 1752a2fcfccbSJohannes Berg 175349ddf8e6SJohannes Berg void ieee80211_check_fast_rx(struct sta_info *sta); 175449ddf8e6SJohannes Berg void __ieee80211_check_fast_rx_iface(struct ieee80211_sub_if_data *sdata); 175549ddf8e6SJohannes Berg void ieee80211_check_fast_rx_iface(struct ieee80211_sub_if_data *sdata); 175649ddf8e6SJohannes Berg void ieee80211_clear_fast_rx(struct sta_info *sta); 175749ddf8e6SJohannes Berg 17580d5891e3SAndrei Otcheretianski bool ieee80211_is_our_addr(struct ieee80211_sub_if_data *sdata, 17590d5891e3SAndrei Otcheretianski const u8 *addr, int *out_link_id); 17600d5891e3SAndrei Otcheretianski 176146900298SJohannes Berg /* STA code */ 17629c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 176377fdaa12SJohannes Berg int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, 176477fdaa12SJohannes Berg struct cfg80211_auth_request *req); 176577fdaa12SJohannes Berg int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, 176677fdaa12SJohannes Berg struct cfg80211_assoc_request *req); 176777fdaa12SJohannes Berg int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, 176863c9c5e7SJohannes Berg struct cfg80211_deauth_request *req); 176977fdaa12SJohannes Berg int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, 177063c9c5e7SJohannes Berg struct cfg80211_disassoc_request *req); 1771572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 1772572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 17734a733ef1SJohannes Berg void ieee80211_recalc_ps(struct ieee80211_local *local); 1774ab095877SEliad Peller void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata); 17752b2c009eSJuuso Oikarinen int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata); 17761fa57d01SJohannes Berg void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata); 17771fa57d01SJohannes Berg void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 17781fa57d01SJohannes Berg struct sk_buff *skb); 177909a740ceSThomas Pedersen void ieee80211_sta_rx_queued_ext(struct ieee80211_sub_if_data *sdata, 178009a740ceSThomas Pedersen struct sk_buff *skb); 1781d3a910a8SLuis R. Rodriguez void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata); 1782be099e82SLuis R. Rodriguez void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata); 1783afa762f6SEliad Peller void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata); 17841672c0e3SJohannes Berg void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata, 17851672c0e3SJohannes Berg __le16 fc, bool acked); 17861a1cb744SJohannes Berg void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata); 1787b8360ab8SJohannes Berg void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); 178802219b3aSJohannes Berg void ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata); 17897dd231ebSNaftali Goldstein void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata, 179053da4c45SJohannes Berg u8 reason, bool tx); 1791b2e8434fSJohannes Berg void ieee80211_mgd_setup_link(struct ieee80211_link_data *link); 1792b2e8434fSJohannes Berg void ieee80211_mgd_stop_link(struct ieee80211_link_data *link); 17939c6bd790SJohannes Berg 179446900298SJohannes Berg /* IBSS code */ 179546900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 179646900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 17978bf11d8dSJohannes Berg void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, 17988bf11d8dSJohannes Berg const u8 *bssid, const u8 *addr, u32 supp_rates); 1799af8cdcd8SJohannes Berg int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, 1800af8cdcd8SJohannes Berg struct cfg80211_ibss_params *params); 1801af8cdcd8SJohannes Berg int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); 18021fa57d01SJohannes Berg void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata); 18031fa57d01SJohannes Berg void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 18041fa57d01SJohannes Berg struct sk_buff *skb); 1805cd7760e6SSimon Wunderlich int ieee80211_ibss_csa_beacon(struct ieee80211_sub_if_data *sdata, 1806cd7760e6SSimon Wunderlich struct cfg80211_csa_settings *csa_settings); 1807cd7760e6SSimon Wunderlich int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata); 1808cd7760e6SSimon Wunderlich void ieee80211_ibss_stop(struct ieee80211_sub_if_data *sdata); 18091fa57d01SJohannes Berg 1810239281f8SRostislav Lisovy /* OCB code */ 1811239281f8SRostislav Lisovy void ieee80211_ocb_work(struct ieee80211_sub_if_data *sdata); 1812239281f8SRostislav Lisovy void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, 1813239281f8SRostislav Lisovy const u8 *bssid, const u8 *addr, u32 supp_rates); 1814239281f8SRostislav Lisovy void ieee80211_ocb_setup_sdata(struct ieee80211_sub_if_data *sdata); 1815239281f8SRostislav Lisovy int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, 1816239281f8SRostislav Lisovy struct ocb_setup *setup); 1817239281f8SRostislav Lisovy int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata); 1818239281f8SRostislav Lisovy 18191fa57d01SJohannes Berg /* mesh code */ 18201fa57d01SJohannes Berg void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata); 18211fa57d01SJohannes Berg void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 18221fa57d01SJohannes Berg struct sk_buff *skb); 1823b8456a14SChun-Yeow Yeoh int ieee80211_mesh_csa_beacon(struct ieee80211_sub_if_data *sdata, 182466e01cf9SLuciano Coelho struct cfg80211_csa_settings *csa_settings); 1825b8456a14SChun-Yeow Yeoh int ieee80211_mesh_finish_csa(struct ieee80211_sub_if_data *sdata); 182646900298SJohannes Berg 18279c6bd790SJohannes Berg /* scan/BSS handling */ 182846900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 182934bcf715SStanislaw Gruszka int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, 1830be4a4b6aSJohannes Berg const u8 *ssid, u8 ssid_len, 183176bed0f4SJanusz.Dziedzic@tieto.com struct ieee80211_channel **channels, 183276bed0f4SJanusz.Dziedzic@tieto.com unsigned int n_channels, 18337ca15a0aSSimon Wunderlich enum nl80211_bss_scan_width scan_width); 1834c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 18352a519311SJohannes Berg struct cfg80211_scan_request *req); 18365bb644a0SJohannes Berg void ieee80211_scan_cancel(struct ieee80211_local *local); 1837133d40f9SStanislaw Gruszka void ieee80211_run_deferred_scan(struct ieee80211_local *local); 1838d48b2968SJohannes Berg void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb); 18399c6bd790SJohannes Berg 18400a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 1841c2b13452SJohannes Berg struct ieee80211_bss * 184298c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 184398c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 184498c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 184598c8fccfSJohannes Berg size_t len, 1846d45c4172SEmmanuel Grumbach struct ieee80211_channel *channel); 184798c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 1848c2b13452SJohannes Berg struct ieee80211_bss *bss); 1849ee385855SLuis Carlos Cobo 185079f460caSLuciano Coelho /* scheduled scan handling */ 1851d43c6b6eSDavid Spinadel int 1852d43c6b6eSDavid Spinadel __ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 1853d43c6b6eSDavid Spinadel struct cfg80211_sched_scan_request *req); 185479f460caSLuciano Coelho int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 185579f460caSLuciano Coelho struct cfg80211_sched_scan_request *req); 18560d440ea2SEliad Peller int ieee80211_request_sched_scan_stop(struct ieee80211_local *local); 1857f6837ba8SJohannes Berg void ieee80211_sched_scan_end(struct ieee80211_local *local); 185885a9994aSLuciano Coelho void ieee80211_sched_scan_stopped_work(struct work_struct *work); 185979f460caSLuciano Coelho 1860a2fcfccbSJohannes Berg /* off-channel/mgmt-tx */ 1861aacde9eeSStanislaw Gruszka void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local); 1862aacde9eeSStanislaw Gruszka void ieee80211_offchannel_return(struct ieee80211_local *local); 18632eb278e0SJohannes Berg void ieee80211_roc_setup(struct ieee80211_local *local); 18642eb278e0SJohannes Berg void ieee80211_start_next_roc(struct ieee80211_local *local); 1865c8f994eeSJohannes Berg void ieee80211_roc_purge(struct ieee80211_local *local, 1866c8f994eeSJohannes Berg struct ieee80211_sub_if_data *sdata); 1867a2fcfccbSJohannes Berg int ieee80211_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev, 1868a2fcfccbSJohannes Berg struct ieee80211_channel *chan, 1869a2fcfccbSJohannes Berg unsigned int duration, u64 *cookie); 1870a2fcfccbSJohannes Berg int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy, 1871a2fcfccbSJohannes Berg struct wireless_dev *wdev, u64 cookie); 1872a2fcfccbSJohannes Berg int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 1873a2fcfccbSJohannes Berg struct cfg80211_mgmt_tx_params *params, u64 *cookie); 1874a2fcfccbSJohannes Berg int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy, 1875a2fcfccbSJohannes Berg struct wireless_dev *wdev, u64 cookie); 1876b203ffc3SJouni Malinen 187773da7d5bSSimon Wunderlich /* channel switch handling */ 187873da7d5bSSimon Wunderlich void ieee80211_csa_finalize_work(struct work_struct *work); 187982a8e17dSLuciano Coelho int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, 188082a8e17dSLuciano Coelho struct cfg80211_csa_settings *params); 188173da7d5bSSimon Wunderlich 18825f9404abSJohn Crispin /* color change handling */ 18835f9404abSJohn Crispin void ieee80211_color_change_finalize_work(struct work_struct *work); 18845f9404abSJohn Crispin 18853e122be0SJohannes Berg /* interface handling */ 188607b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES_TX (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | \ 188707b83d2eSJohannes Berg NETIF_F_HW_CSUM | NETIF_F_SG | \ 188807b83d2eSJohannes Berg NETIF_F_HIGHDMA | NETIF_F_GSO_SOFTWARE) 188907b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES_RX (NETIF_F_RXCSUM) 189007b83d2eSJohannes Berg #define MAC80211_SUPPORTED_FEATURES (MAC80211_SUPPORTED_FEATURES_TX | \ 189107b83d2eSJohannes Berg MAC80211_SUPPORTED_FEATURES_RX) 189207b83d2eSJohannes Berg 189347846c9bSJohannes Berg int ieee80211_iface_init(void); 189447846c9bSJohannes Berg void ieee80211_iface_exit(void); 18953e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 18966bab2e19STom Gundersen unsigned char name_assign_type, 189784efbb84SJohannes Berg struct wireless_dev **new_wdev, enum nl80211_iftype type, 1898ee385855SLuis Carlos Cobo struct vif_params *params); 1899f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 190005c914feSJohannes Berg enum nl80211_iftype type); 1901f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 190275636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 1903382a103bSJohannes Berg u32 ieee80211_idle_off(struct ieee80211_local *local); 19045cff20e6SJohannes Berg void ieee80211_recalc_idle(struct ieee80211_local *local); 190585416a4fSChristian Lamparter void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, 190685416a4fSChristian Lamparter const int offset); 1907f142c6b9SJohannes Berg int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up); 1908f142c6b9SJohannes Berg void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata); 19093c3e21e7SJohannes Berg int ieee80211_add_virtual_monitor(struct ieee80211_local *local); 19103c3e21e7SJohannes Berg void ieee80211_del_virtual_monitor(struct ieee80211_local *local); 1911f0706e82SJiri Benc 1912d8787ec6SJohannes Berg int ieee80211_vif_set_links(struct ieee80211_sub_if_data *sdata, 1913d8787ec6SJohannes Berg u16 new_links); 1914d8787ec6SJohannes Berg 19151ea6f9c0SJohannes Berg bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); 1916db82d8a9SLorenzo Bianconi void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata, 1917db82d8a9SLorenzo Bianconi bool update_bss); 19186aea26ceSFelix Fietkau void ieee80211_recalc_offload(struct ieee80211_local *local); 19191ea6f9c0SJohannes Berg 19209607e6b6SJohannes Berg static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) 19219607e6b6SJohannes Berg { 192234d4bc4dSJohannes Berg return test_bit(SDATA_STATE_RUNNING, &sdata->state); 19239607e6b6SJohannes Berg } 19249607e6b6SJohannes Berg 1925e2ebc74dSJohannes Berg /* tx handling */ 1926e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1927da1cad73SAllen Pais void ieee80211_tx_pending(struct tasklet_struct *t); 1928d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, 1929d0cf9c0dSStephen Hemminger struct net_device *dev); 1930d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, 1931d0cf9c0dSStephen Hemminger struct net_device *dev); 193250ff477aSJohn Crispin netdev_tx_t ieee80211_subif_start_xmit_8023(struct sk_buff *skb, 193350ff477aSJohn Crispin struct net_device *dev); 193424d342c5SLiad Kaufman void __ieee80211_subif_start_xmit(struct sk_buff *skb, 193524d342c5SLiad Kaufman struct net_device *dev, 193606016772SRajkumar Manoharan u32 info_flags, 1937a7528198SMarkus Theil u32 ctrl_flags, 1938a7528198SMarkus Theil u64 *cookie); 19391f98ab7fSFelix Fietkau void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, 19401f98ab7fSFelix Fietkau struct sk_buff_head *skbs); 19417528ec57SJohannes Berg struct sk_buff * 19427528ec57SJohannes Berg ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, 19437528ec57SJohannes Berg struct sk_buff *skb, u32 info_flags); 19444dc792b8SHelmut Schaa void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb, 1945b7b2e8caSJohn Crispin int retry_count, int shift, bool send_to_cooked, 1946b7b2e8caSJohn Crispin struct ieee80211_tx_status *status); 1947e2ebc74dSJohannes Berg 194817c18bf8SJohannes Berg void ieee80211_check_fast_xmit(struct sta_info *sta); 194917c18bf8SJohannes Berg void ieee80211_check_fast_xmit_all(struct ieee80211_local *local); 195017c18bf8SJohannes Berg void ieee80211_check_fast_xmit_iface(struct ieee80211_sub_if_data *sdata); 195117c18bf8SJohannes Berg void ieee80211_clear_fast_xmit(struct sta_info *sta); 195291180649SDenis Kenzior int ieee80211_tx_control_port(struct wiphy *wiphy, struct net_device *dev, 195391180649SDenis Kenzior const u8 *buf, size_t len, 1954dca9ca2dSMarkus Theil const u8 *dest, __be16 proto, bool unencrypted, 195567207babSAndrei Otcheretianski int link_id, u64 *cookie); 19568828f81aSRajkumar Manoharan int ieee80211_probe_mesh_link(struct wiphy *wiphy, struct net_device *dev, 19578828f81aSRajkumar Manoharan const u8 *buf, size_t len); 195817c18bf8SJohannes Berg 1959de1ede7aSJohannes Berg /* HT */ 1960ef96a842SBen Greear void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, 1961ef96a842SBen Greear struct ieee80211_sta_ht_cap *ht_cap); 1962e1a0c6b3SJohannes Berg bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, 1963ef96a842SBen Greear struct ieee80211_supported_band *sband, 19644a3cb702SJohannes Berg const struct ieee80211_ht_cap *ht_cap_ie, 1965c71420dbSJohannes Berg struct link_sta_info *link_sta); 1966b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1967b8695a8fSJohannes Berg const u8 *da, u16 tid, 1968b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 19690f78231bSJohannes Berg int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, 19700f78231bSJohannes Berg enum ieee80211_smps_mode smps, const u8 *da, 19710f78231bSJohannes Berg const u8 *bssid); 1972687da132SEmmanuel Grumbach bool ieee80211_smps_is_restrictive(enum ieee80211_smps_mode smps_mode_old, 1973687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode_new); 1974de1ede7aSJohannes Berg 19757c3b1dd8SJohannes Berg void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 197653f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1977849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 197853f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1979bde59c47SJohannes Berg void ___ieee80211_start_rx_ba_session(struct sta_info *sta, 1980bde59c47SJohannes Berg u8 dialog_token, u16 timeout, 1981bde59c47SJohannes Berg u16 start_seq_num, u16 ba_policy, u16 tid, 19822ab45876SJohn Crispin u16 buf_size, bool tx, bool auto_seq, 19832ab45876SJohn Crispin const struct ieee80211_addba_ext_ie *addbaext); 1984c82c4a80SJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, 1985c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 1986de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1987de1ede7aSJohannes Berg struct sta_info *sta, 1988de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1989de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1990de1ede7aSJohannes Berg struct sta_info *sta, 1991de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1992de1ede7aSJohannes Berg size_t len); 1993de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1994de1ede7aSJohannes Berg struct sta_info *sta, 1995de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1996de1ede7aSJohannes Berg size_t len); 1997de1ede7aSJohannes Berg 1998849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1999c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 200067c282c0SJohannes Berg int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 2001c82c4a80SJohannes Berg enum ieee80211_agg_stop_reason reason); 20027a7c0a64SJohannes Berg void ieee80211_start_tx_ba_cb(struct sta_info *sta, int tid, 20037a7c0a64SJohannes Berg struct tid_ampdu_tx *tid_tx); 20047a7c0a64SJohannes Berg void ieee80211_stop_tx_ba_cb(struct sta_info *sta, int tid, 20057a7c0a64SJohannes Berg struct tid_ampdu_tx *tid_tx); 200667c282c0SJohannes Berg void ieee80211_ba_session_work(struct work_struct *work); 200767c282c0SJohannes Berg void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); 20082bff8ebfSChristian Lamparter void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); 2009849b7967SJohannes Berg 201004ecd257SJohannes Berg u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs); 201157566b20Stamizhr@codeaurora.org enum nl80211_smps_mode 201257566b20Stamizhr@codeaurora.org ieee80211_smps_mode_to_smps_mode(enum ieee80211_smps_mode smps); 201304ecd257SJohannes Berg 2014818255eaSMahesh Palivela /* VHT */ 20154a3cb702SJohannes Berg void 20164a3cb702SJohannes Berg ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, 2017818255eaSMahesh Palivela struct ieee80211_supported_band *sband, 20184a3cb702SJohannes Berg const struct ieee80211_vht_cap *vht_cap_ie, 2019c71420dbSJohannes Berg struct link_sta_info *link_sta); 2020c71420dbSJohannes Berg enum ieee80211_sta_rx_bandwidth 2021c71420dbSJohannes Berg ieee80211_sta_cap_rx_bw(struct link_sta_info *link_sta); 2022c71420dbSJohannes Berg enum ieee80211_sta_rx_bandwidth 2023c71420dbSJohannes Berg ieee80211_sta_cur_vht_bw(struct link_sta_info *link_sta); 2024c71420dbSJohannes Berg void ieee80211_sta_set_rx_nss(struct link_sta_info *link_sta); 202559021c67SArik Nemtsov enum ieee80211_sta_rx_bandwidth 202659021c67SArik Nemtsov ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); 2027c71420dbSJohannes Berg enum nl80211_chan_width 2028c71420dbSJohannes Berg ieee80211_sta_cap_chan_bw(struct link_sta_info *link_sta); 202923a1f8d4SSara Sharon void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, 2030d8675a63SJohannes Berg struct ieee80211_link_data *link, 203123a1f8d4SSara Sharon struct ieee80211_mgmt *mgmt); 2032b1bce14aSMarek Kwaczynski u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 2033c71420dbSJohannes Berg struct link_sta_info *sta, 2034afe0d181SJohannes Berg u8 opmode, enum nl80211_band band); 20350af83d3dSJohannes Berg void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, 2036c71420dbSJohannes Berg struct link_sta_info *sta, 2037afe0d181SJohannes Berg u8 opmode, enum nl80211_band band); 2038dd5ecfeaSJohannes Berg void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata, 2039dd5ecfeaSJohannes Berg struct ieee80211_sta_vht_cap *vht_cap); 2040b119ad6eSLorenzo Bianconi void ieee80211_get_vht_mask_from_cap(__le16 vht_cap, 2041b119ad6eSLorenzo Bianconi u16 vht_mask[NL80211_VHT_NSS_MAX]); 204297f5f425Stamizhr@codeaurora.org enum nl80211_chan_width 2043c71420dbSJohannes Berg ieee80211_sta_rx_bw_to_chan_width(struct link_sta_info *sta); 20444a34215eSJohannes Berg 204541cbb0f5SLuca Coelho /* HE */ 204641cbb0f5SLuca Coelho void 204741cbb0f5SLuca Coelho ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, 204841cbb0f5SLuca Coelho struct ieee80211_supported_band *sband, 204941cbb0f5SLuca Coelho const u8 *he_cap_ie, u8 he_cap_len, 20501bb9a8a4SJohannes Berg const struct ieee80211_he_6ghz_capa *he_6ghz_capa, 2051c71420dbSJohannes Berg struct link_sta_info *link_sta); 20521ced169cSJohn Crispin void 20531ced169cSJohn Crispin ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif, 20541ced169cSJohn Crispin const struct ieee80211_he_spr *he_spr_ie_elem); 205541cbb0f5SLuca Coelho 2056697f6c50SJohn Crispin void 2057697f6c50SJohn Crispin ieee80211_he_op_ie_to_bss_conf(struct ieee80211_vif *vif, 2058697f6c50SJohn Crispin const struct ieee80211_he_operation *he_op_ie_elem); 2059697f6c50SJohn Crispin 206012bf8fadSThomas Pedersen /* S1G */ 206112bf8fadSThomas Pedersen void ieee80211_s1g_sta_rate_init(struct sta_info *sta); 2062f5a4c24eSLorenzo Bianconi bool ieee80211_s1g_is_twt_setup(struct sk_buff *skb); 2063f5a4c24eSLorenzo Bianconi void ieee80211_s1g_rx_twt_action(struct ieee80211_sub_if_data *sdata, 2064f5a4c24eSLorenzo Bianconi struct sk_buff *skb); 2065f5a4c24eSLorenzo Bianconi void ieee80211_s1g_status_twt_action(struct ieee80211_sub_if_data *sdata, 2066f5a4c24eSLorenzo Bianconi struct sk_buff *skb); 206712bf8fadSThomas Pedersen 206839192c0bSJohannes Berg /* Spectrum management */ 206939192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 207039192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 207139192c0bSJohannes Berg size_t len); 2072e6b7cde4SSimon Wunderlich /** 2073e6b7cde4SSimon Wunderlich * ieee80211_parse_ch_switch_ie - parses channel switch IEs 2074e6b7cde4SSimon Wunderlich * @sdata: the sdata of the interface which has received the frame 2075e6b7cde4SSimon Wunderlich * @elems: parsed 802.11 elements received with the frame 2076e6b7cde4SSimon Wunderlich * @current_band: indicates the current band 20772a333a0dSJohannes Berg * @vht_cap_info: VHT capabilities of the transmitter 2078ba323e29SJohannes Berg * @conn_flags: contains information about own capabilities and restrictions 2079ba323e29SJohannes Berg * to decide which channel switch announcements can be accepted, using 2080ba323e29SJohannes Berg * flags from &enum ieee80211_conn_flags. 2081e6b7cde4SSimon Wunderlich * @bssid: the currently connected bssid (for reporting) 2082c0f17eb9SChun-Yeow Yeoh * @csa_ie: parsed 802.11 csa elements on count, mode, chandef and mesh ttl. 2083c0f17eb9SChun-Yeow Yeoh All of them will be filled with if success only. 2084e6b7cde4SSimon Wunderlich * Return: 0 on success, <0 on error and >0 if there is nothing to parse. 2085e6b7cde4SSimon Wunderlich */ 2086e6b7cde4SSimon Wunderlich int ieee80211_parse_ch_switch_ie(struct ieee80211_sub_if_data *sdata, 208784469a45SLuciano Coelho struct ieee802_11_elems *elems, 208857fbcce3SJohannes Berg enum nl80211_band current_band, 20892a333a0dSJohannes Berg u32 vht_cap_info, 2090ba323e29SJohannes Berg ieee80211_conn_flags_t conn_flags, u8 *bssid, 2091c0f17eb9SChun-Yeow Yeoh struct ieee80211_csa_ie *csa_ie); 209239192c0bSJohannes Berg 2093f2753ddbSJohannes Berg /* Suspend/resume and hw reconfiguration */ 2094f2753ddbSJohannes Berg int ieee80211_reconfig(struct ieee80211_local *local); 209584f6a01cSJohannes Berg void ieee80211_stop_device(struct ieee80211_local *local); 2096f2753ddbSJohannes Berg 2097eecc4800SJohannes Berg int __ieee80211_suspend(struct ieee80211_hw *hw, 2098eecc4800SJohannes Berg struct cfg80211_wowlan *wowlan); 2099f2753ddbSJohannes Berg 2100f2753ddbSJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 2101f2753ddbSJohannes Berg { 210285f72bc8SJohn W. Linville struct ieee80211_local *local = hw_to_local(hw); 210385f72bc8SJohn W. Linville 21049120d94eSLuciano Coelho WARN(test_bit(SCAN_HW_SCANNING, &local->scanning) && 21059120d94eSLuciano Coelho !test_bit(SCAN_COMPLETED, &local->scanning), 210685f72bc8SJohn W. Linville "%s: resume with hardware scan still in progress\n", 210785f72bc8SJohn W. Linville wiphy_name(hw->wiphy)); 210885f72bc8SJohn W. Linville 2109f2753ddbSJohannes Berg return ieee80211_reconfig(hw_to_local(hw)); 2110f2753ddbSJohannes Berg } 2111665af4fcSBob Copeland 2112c2d1560aSJohannes Berg /* utility functions/constants */ 21138a47cea7SJohannes Berg extern const void *const mac80211_wiphy_privid; /* for wiphy privid */ 211457fbcce3SJohannes Berg int ieee80211_frame_duration(enum nl80211_band band, size_t len, 2115438b61b7SSimon Wunderlich int rate, int erp, int short_preamble, 2116438b61b7SSimon Wunderlich int shift); 2117e552af05SHaim Dreyfuss void ieee80211_regulatory_limit_wmm_params(struct ieee80211_sub_if_data *sdata, 2118e552af05SHaim Dreyfuss struct ieee80211_tx_queue_params *qparam, 2119e552af05SHaim Dreyfuss int ac); 2120b3e2130bSJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_link_data *link, 2121cec66283SJohannes Berg bool bss_notify, bool enable_qos); 21227c10770fSJohannes Berg void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, 212308aca29aSMathy Vanhoef struct sta_info *sta, struct sk_buff *skb); 2124cf6bb79aSHelmut Schaa 212555de908aSJohannes Berg void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 212655de908aSJohannes Berg struct sk_buff *skb, int tid, 212708aca29aSMathy Vanhoef enum nl80211_band band); 212855de908aSJohannes Berg 212950ff477aSJohn Crispin /* sta_out needs to be checked for ERR_PTR() before using */ 213050ff477aSJohn Crispin int ieee80211_lookup_ra_sta(struct ieee80211_sub_if_data *sdata, 213150ff477aSJohn Crispin struct sk_buff *skb, 213250ff477aSJohn Crispin struct sta_info **sta_out); 213350ff477aSJohn Crispin 213455de908aSJohannes Berg static inline void 213555de908aSJohannes Berg ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, 213655de908aSJohannes Berg struct sk_buff *skb, int tid, 213708aca29aSMathy Vanhoef enum nl80211_band band) 213855de908aSJohannes Berg { 213955de908aSJohannes Berg rcu_read_lock(); 214008aca29aSMathy Vanhoef __ieee80211_tx_skb_tid_band(sdata, skb, tid, band); 214155de908aSJohannes Berg rcu_read_unlock(); 214255de908aSJohannes Berg } 214355de908aSJohannes Berg 2144eef25a66SJohannes Berg void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, 2145eef25a66SJohannes Berg struct sk_buff *skb, int tid); 214655de908aSJohannes Berg 214755de908aSJohannes Berg static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, 2148cf6bb79aSHelmut Schaa struct sk_buff *skb) 2149cf6bb79aSHelmut Schaa { 2150cf6bb79aSHelmut Schaa /* Send all internal mgmt frames on VO. Accordingly set TID to 7. */ 2151cf6bb79aSHelmut Schaa ieee80211_tx_skb_tid(sdata, skb, 7); 2152cf6bb79aSHelmut Schaa } 2153cf6bb79aSHelmut Schaa 2154fd17bf04SJohannes Berg /** 2155fd17bf04SJohannes Berg * struct ieee80211_elems_parse_params - element parsing parameters 2156fd17bf04SJohannes Berg * @start: pointer to the elements 2157fd17bf04SJohannes Berg * @len: length of the elements 2158fd17bf04SJohannes Berg * @action: %true if the elements came from an action frame 2159fd17bf04SJohannes Berg * @filter: bitmap of element IDs to filter out while calculating 2160fd17bf04SJohannes Berg * the element CRC 2161fd17bf04SJohannes Berg * @crc: CRC starting value 216238c6aa29SJohannes Berg * @bss: the BSS to parse this as, for multi-BSSID cases this can 216338c6aa29SJohannes Berg * represent a non-transmitting BSS in which case the data 216438c6aa29SJohannes Berg * for that non-transmitting BSS is returned 2165*425f4b5fSJohannes Berg * @link_id: the link ID to parse elements for, if a STA profile 2166*425f4b5fSJohannes Berg * is present in the multi-link element, or -1 to ignore 2167fd17bf04SJohannes Berg */ 2168fd17bf04SJohannes Berg struct ieee80211_elems_parse_params { 2169fd17bf04SJohannes Berg const u8 *start; 2170fd17bf04SJohannes Berg size_t len; 2171fd17bf04SJohannes Berg bool action; 2172fd17bf04SJohannes Berg u64 filter; 2173fd17bf04SJohannes Berg u32 crc; 217438c6aa29SJohannes Berg struct cfg80211_bss *bss; 2175*425f4b5fSJohannes Berg int link_id; 2176fd17bf04SJohannes Berg }; 2177fd17bf04SJohannes Berg 2178fd17bf04SJohannes Berg struct ieee802_11_elems * 2179fd17bf04SJohannes Berg ieee802_11_parse_elems_full(struct ieee80211_elems_parse_params *params); 2180fd17bf04SJohannes Berg 2181fd17bf04SJohannes Berg static inline struct ieee802_11_elems * 2182fd17bf04SJohannes Berg ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, 21835d24828dSJohannes Berg u64 filter, u32 crc, 218438c6aa29SJohannes Berg struct cfg80211_bss *bss) 2185fd17bf04SJohannes Berg { 2186fd17bf04SJohannes Berg struct ieee80211_elems_parse_params params = { 2187fd17bf04SJohannes Berg .start = start, 2188fd17bf04SJohannes Berg .len = len, 2189fd17bf04SJohannes Berg .action = action, 2190fd17bf04SJohannes Berg .filter = filter, 2191fd17bf04SJohannes Berg .crc = crc, 219238c6aa29SJohannes Berg .bss = bss, 2193*425f4b5fSJohannes Berg .link_id = -1, 2194fd17bf04SJohannes Berg }; 2195fd17bf04SJohannes Berg 2196fd17bf04SJohannes Berg return ieee802_11_parse_elems_full(¶ms); 2197fd17bf04SJohannes Berg } 2198fd17bf04SJohannes Berg 21995d24828dSJohannes Berg static inline struct ieee802_11_elems * 22005d24828dSJohannes Berg ieee802_11_parse_elems(const u8 *start, size_t len, bool action, 220138c6aa29SJohannes Berg struct cfg80211_bss *bss) 2202ddc4db2eSJohannes Berg { 220338c6aa29SJohannes Berg return ieee802_11_parse_elems_crc(start, len, action, 0, 0, bss); 2204ddc4db2eSJohannes Berg } 2205ddc4db2eSJohannes Berg 2206e4342549SJohannes Berg void ieee80211_fragment_element(struct sk_buff *skb, u8 *len_pos); 220783eb935eSMichal Kazior 220802219b3aSJohannes Berg extern const int ieee802_1d_to_ac[8]; 220902219b3aSJohannes Berg 221002219b3aSJohannes Berg static inline int ieee80211_ac_from_tid(int tid) 221102219b3aSJohannes Berg { 221202219b3aSJohannes Berg return ieee802_1d_to_ac[tid & 7]; 221302219b3aSJohannes Berg } 221402219b3aSJohannes Berg 2215520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 2216520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 221734f11cd3SKees Cook void ieee80211_dynamic_ps_timer(struct timer_list *t); 2218a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 2219a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 2220076cdcb1SJohannes Berg bool powersave); 2221a5d3cbdbSFelix Fietkau void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local, 2222a5d3cbdbSFelix Fietkau struct ieee80211_sub_if_data *sdata); 22234e5ff376SFelix Fietkau void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata, 222402219b3aSJohannes Berg struct ieee80211_hdr *hdr, bool ack, u16 tx_time); 2225520eb820SKalle Valo 2226ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 2227445ea4e8SJohannes Berg unsigned long queues, 2228cca07b00SLuciano Coelho enum queue_stop_reason reason, 2229cca07b00SLuciano Coelho bool refcounted); 223026da23b6SLuciano Coelho void ieee80211_stop_vif_queues(struct ieee80211_local *local, 223126da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 223226da23b6SLuciano Coelho enum queue_stop_reason reason); 223326da23b6SLuciano Coelho void ieee80211_wake_vif_queues(struct ieee80211_local *local, 223426da23b6SLuciano Coelho struct ieee80211_sub_if_data *sdata, 223526da23b6SLuciano Coelho enum queue_stop_reason reason); 2236ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 2237445ea4e8SJohannes Berg unsigned long queues, 2238cca07b00SLuciano Coelho enum queue_stop_reason reason, 2239cca07b00SLuciano Coelho bool refcounted); 224096f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 2241cca07b00SLuciano Coelho enum queue_stop_reason reason, 2242cca07b00SLuciano Coelho bool refcounted); 224396f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 2244cca07b00SLuciano Coelho enum queue_stop_reason reason, 2245cca07b00SLuciano Coelho bool refcounted); 22463a25a8c8SJohannes Berg void ieee80211_propagate_queue_wake(struct ieee80211_local *local, int queue); 22478f77f384SJohannes Berg void ieee80211_add_pending_skb(struct ieee80211_local *local, 22488f77f384SJohannes Berg struct sk_buff *skb); 2249e3685e03SJohannes Berg void ieee80211_add_pending_skbs(struct ieee80211_local *local, 2250e3685e03SJohannes Berg struct sk_buff_head *skbs); 225139ecc01dSJohannes Berg void ieee80211_flush_queues(struct ieee80211_local *local, 22523b24f4c6SEmmanuel Grumbach struct ieee80211_sub_if_data *sdata, bool drop); 22534f9610d5SLiad Kaufman void __ieee80211_flush_queues(struct ieee80211_local *local, 22544f9610d5SLiad Kaufman struct ieee80211_sub_if_data *sdata, 22553b24f4c6SEmmanuel Grumbach unsigned int queues, bool drop); 2256ce7c9111SKalle Valo 22574afaff17SEmmanuel Grumbach static inline bool ieee80211_can_run_worker(struct ieee80211_local *local) 22584afaff17SEmmanuel Grumbach { 22594afaff17SEmmanuel Grumbach /* 2260f8891461SNaftali Goldstein * It's unsafe to try to do any work during reconfigure flow. 2261f8891461SNaftali Goldstein * When the flow ends the work will be requeued. 2262f8891461SNaftali Goldstein */ 2263f8891461SNaftali Goldstein if (local->in_reconfig) 2264f8891461SNaftali Goldstein return false; 2265f8891461SNaftali Goldstein 2266f8891461SNaftali Goldstein /* 22674afaff17SEmmanuel Grumbach * If quiescing is set, we are racing with __ieee80211_suspend. 22684afaff17SEmmanuel Grumbach * __ieee80211_suspend flushes the workers after setting quiescing, 22694afaff17SEmmanuel Grumbach * and we check quiescing / suspended before enqueing new workers. 22704afaff17SEmmanuel Grumbach * We should abort the worker to avoid the races below. 22714afaff17SEmmanuel Grumbach */ 22724afaff17SEmmanuel Grumbach if (local->quiescing) 22734afaff17SEmmanuel Grumbach return false; 22744afaff17SEmmanuel Grumbach 22754afaff17SEmmanuel Grumbach /* 22764afaff17SEmmanuel Grumbach * We might already be suspended if the following scenario occurs: 22774afaff17SEmmanuel Grumbach * __ieee80211_suspend Control path 22784afaff17SEmmanuel Grumbach * 22794afaff17SEmmanuel Grumbach * if (local->quiescing) 22804afaff17SEmmanuel Grumbach * return; 22814afaff17SEmmanuel Grumbach * local->quiescing = true; 22824afaff17SEmmanuel Grumbach * flush_workqueue(); 22834afaff17SEmmanuel Grumbach * queue_work(...); 22844afaff17SEmmanuel Grumbach * local->suspended = true; 22854afaff17SEmmanuel Grumbach * local->quiescing = false; 22864afaff17SEmmanuel Grumbach * worker starts running... 22874afaff17SEmmanuel Grumbach */ 22884afaff17SEmmanuel Grumbach if (local->suspended) 22894afaff17SEmmanuel Grumbach return false; 22904afaff17SEmmanuel Grumbach 22914afaff17SEmmanuel Grumbach return true; 22924afaff17SEmmanuel Grumbach } 22934afaff17SEmmanuel Grumbach 2294fa962b92SMichal Kazior int ieee80211_txq_setup_flows(struct ieee80211_local *local); 22952fe4a29aSToke Høiland-Jørgensen void ieee80211_txq_set_params(struct ieee80211_local *local); 2296fa962b92SMichal Kazior void ieee80211_txq_teardown_flows(struct ieee80211_local *local); 2297fa962b92SMichal Kazior void ieee80211_txq_init(struct ieee80211_sub_if_data *sdata, 2298ba8c3d6fSFelix Fietkau struct sta_info *sta, 2299ba8c3d6fSFelix Fietkau struct txq_info *txq, int tid); 2300fa962b92SMichal Kazior void ieee80211_txq_purge(struct ieee80211_local *local, 2301fa962b92SMichal Kazior struct txq_info *txqi); 23022a9e2579SJohannes Berg void ieee80211_txq_remove_vlan(struct ieee80211_local *local, 23032a9e2579SJohannes Berg struct ieee80211_sub_if_data *sdata); 23042fe4a29aSToke Høiland-Jørgensen void ieee80211_fill_txq_stats(struct cfg80211_txq_stats *txqstats, 23052fe4a29aSToke Høiland-Jørgensen struct txq_info *txqi); 2306da1cad73SAllen Pais void ieee80211_wake_txqs(struct tasklet_struct *t); 230746900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 2308700e8ea6SJouni Malinen u16 transaction, u16 auth_alg, u16 status, 23094a3cb702SJohannes Berg const u8 *extra, size_t extra_len, const u8 *bssid, 23101672c0e3SJohannes Berg const u8 *da, const u8 *key, u8 key_len, u8 key_idx, 23111672c0e3SJohannes Berg u32 tx_flags); 23126ae16775SAntonio Quartulli void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata, 23134b08d1b6SJohannes Berg const u8 *da, const u8 *bssid, 23144b08d1b6SJohannes Berg u16 stype, u16 reason, 23156ae16775SAntonio Quartulli bool send_frame, u8 *frame_buf); 231600387f32SJohannes Berg 231700387f32SJohannes Berg enum { 231800387f32SJohannes Berg IEEE80211_PROBE_FLAG_DIRECTED = BIT(0), 2319b9771d41SJohannes Berg IEEE80211_PROBE_FLAG_MIN_CONTENT = BIT(1), 2320b9771d41SJohannes Berg IEEE80211_PROBE_FLAG_RANDOM_SN = BIT(2), 232100387f32SJohannes Berg }; 232200387f32SJohannes Berg 23232ad2274cSIlan Peer int ieee80211_build_preq_ies(struct ieee80211_sub_if_data *sdata, u8 *buffer, 2324c56ef672SDavid Spinadel size_t buffer_len, 2325c56ef672SDavid Spinadel struct ieee80211_scan_ies *ie_desc, 2326c56ef672SDavid Spinadel const u8 *ie, size_t ie_len, 2327c56ef672SDavid Spinadel u8 bands_used, u32 *rate_masks, 232800387f32SJohannes Berg struct cfg80211_chan_def *chandef, 232900387f32SJohannes Berg u32 flags); 2330a619a4c0SJuuso Oikarinen struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, 2331a344d677SJohannes Berg const u8 *src, const u8 *dst, 2332a344d677SJohannes Berg u32 ratemask, 23336b77863bSJohannes Berg struct ieee80211_channel *chan, 2334a619a4c0SJuuso Oikarinen const u8 *ssid, size_t ssid_len, 2335a806c558SPaul Stewart const u8 *ie, size_t ie_len, 233600387f32SJohannes Berg u32 flags); 23372103dec1SSimon Wunderlich u32 ieee80211_sta_get_rates(struct ieee80211_sub_if_data *sdata, 233846900298SJohannes Berg struct ieee802_11_elems *elems, 233957fbcce3SJohannes Berg enum nl80211_band band, u32 *basic_rates); 2340687da132SEmmanuel Grumbach int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, 2341d8675a63SJohannes Berg struct ieee80211_link_data *link, 2342687da132SEmmanuel Grumbach enum ieee80211_smps_mode smps_mode); 2343e9aac179SJohannes Berg void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata, 2344d8675a63SJohannes Berg struct ieee80211_link_data *link); 23450cbf348aSAndrei Otcheretianski void ieee80211_recalc_min_chandef(struct ieee80211_sub_if_data *sdata, 23460cbf348aSAndrei Otcheretianski int link_id); 234746900298SJohannes Berg 23488e664fb3SJohannes Berg size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); 2349ef96a842SBen Greear u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 235042e7aa77SAlexander Simon u16 cap); 2351074d46d1SJohannes Berg u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap, 23524bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 235357f255f5SArik Nemtsov u16 prot_mode, bool rifs_mode); 235475d627d5SSimon Wunderlich void ieee80211_ie_build_wide_bw_cs(u8 *pos, 235575d627d5SSimon Wunderlich const struct cfg80211_chan_def *chandef); 2356ba0afa2fSMahesh Palivela u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 2357ba0afa2fSMahesh Palivela u32 cap); 2358fb28ec0cSArik Nemtsov u8 *ieee80211_ie_build_vht_oper(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap, 2359fb28ec0cSArik Nemtsov const struct cfg80211_chan_def *chandef); 236060ad72daSSven Eckelmann u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata, u8 iftype); 2361ba323e29SJohannes Berg u8 *ieee80211_ie_build_he_cap(ieee80211_conn_flags_t disable_flags, u8 *pos, 236241cbb0f5SLuca Coelho const struct ieee80211_sta_he_cap *he_cap, 236341cbb0f5SLuca Coelho u8 *end); 236424a2042cSRajkumar Manoharan void ieee80211_ie_build_he_6ghz_cap(struct ieee80211_sub_if_data *sdata, 236524a2042cSRajkumar Manoharan struct sk_buff *skb); 2366d1b7524bSRajkumar Manoharan u8 *ieee80211_ie_build_he_oper(u8 *pos, struct cfg80211_chan_def *chandef); 23673dc05935SJohannes Berg int ieee80211_parse_bitrates(enum nl80211_chan_width width, 23682103dec1SSimon Wunderlich const struct ieee80211_supported_band *sband, 23692103dec1SSimon Wunderlich const u8 *srates, int srates_len, u32 *rates); 2370fc8a7321SJohannes Berg int ieee80211_add_srates_ie(struct ieee80211_sub_if_data *sdata, 23716b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 237257fbcce3SJohannes Berg enum nl80211_band band); 2373fc8a7321SJohannes Berg int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata, 23746b77863bSJohannes Berg struct sk_buff *skb, bool need_basic, 237557fbcce3SJohannes Berg enum nl80211_band band); 237640b861a0SArik Nemtsov u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo); 23777957c6c8SThomas Pedersen void ieee80211_add_s1g_capab_ie(struct ieee80211_sub_if_data *sdata, 23787957c6c8SThomas Pedersen struct ieee80211_sta_s1g_cap *caps, 23797957c6c8SThomas Pedersen struct sk_buff *skb); 23801d00ce80SThomas Pedersen void ieee80211_add_aid_request_ie(struct ieee80211_sub_if_data *sdata, 23811d00ce80SThomas Pedersen struct sk_buff *skb); 23828e664fb3SJohannes Berg 2383f444de05SJohannes Berg /* channel management */ 23848ac3c704SJohannes Berg bool ieee80211_chandef_ht_oper(const struct ieee80211_ht_operation *ht_oper, 23854bf88530SJohannes Berg struct cfg80211_chan_def *chandef); 23862a333a0dSJohannes Berg bool ieee80211_chandef_vht_oper(struct ieee80211_hw *hw, u32 vht_cap_info, 23877eb26df2SJohannes Berg const struct ieee80211_vht_operation *oper, 23887eb26df2SJohannes Berg const struct ieee80211_ht_operation *htop, 2389abcff6efSJanusz.Dziedzic@tieto.com struct cfg80211_chan_def *chandef); 23901e0b3b0bSIlan Peer void ieee80211_chandef_eht_oper(struct ieee80211_sub_if_data *sdata, 23911e0b3b0bSIlan Peer const struct ieee80211_eht_operation *eht_oper, 23921e0b3b0bSIlan Peer bool support_160, bool support_320, 23931e0b3b0bSIlan Peer struct cfg80211_chan_def *chandef); 239457fa5e85SJohannes Berg bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata, 239557fa5e85SJohannes Berg const struct ieee80211_he_operation *he_oper, 23965dca295dSIlan Peer const struct ieee80211_eht_operation *eht_oper, 239757fa5e85SJohannes Berg struct cfg80211_chan_def *chandef); 23981d00ce80SThomas Pedersen bool ieee80211_chandef_s1g_oper(const struct ieee80211_s1g_oper_ie *oper, 23991d00ce80SThomas Pedersen struct cfg80211_chan_def *chandef); 2400ba323e29SJohannes Berg ieee80211_conn_flags_t ieee80211_chandef_downgrade(struct cfg80211_chan_def *c); 2401f444de05SJohannes Berg 2402d01a1e65SMichal Kazior int __must_check 2403b4f85443SJohannes Berg ieee80211_link_use_channel(struct ieee80211_link_data *link, 24044bf88530SJohannes Berg const struct cfg80211_chan_def *chandef, 2405d01a1e65SMichal Kazior enum ieee80211_chanctx_mode mode); 24062c9b7359SJohannes Berg int __must_check 2407b4f85443SJohannes Berg ieee80211_link_reserve_chanctx(struct ieee80211_link_data *link, 240811335a55SLuciano Coelho const struct cfg80211_chan_def *chandef, 240909332481SMichal Kazior enum ieee80211_chanctx_mode mode, 241009332481SMichal Kazior bool radar_required); 241111335a55SLuciano Coelho int __must_check 2412b4f85443SJohannes Berg ieee80211_link_use_reserved_context(struct ieee80211_link_data *link); 2413b4f85443SJohannes Berg int ieee80211_link_unreserve_chanctx(struct ieee80211_link_data *link); 241411335a55SLuciano Coelho 241511335a55SLuciano Coelho int __must_check 2416b4f85443SJohannes Berg ieee80211_link_change_bandwidth(struct ieee80211_link_data *link, 24172c9b7359SJohannes Berg const struct cfg80211_chan_def *chandef, 24182c9b7359SJohannes Berg u32 *changed); 2419b4f85443SJohannes Berg void ieee80211_link_release_channel(struct ieee80211_link_data *link); 2420b4f85443SJohannes Berg void ieee80211_link_vlan_copy_chanctx(struct ieee80211_link_data *link); 2421b4f85443SJohannes Berg void ieee80211_link_copy_chanctx_to_vlans(struct ieee80211_link_data *link, 24221f4ac5a6SJohannes Berg bool clear); 2423c0166da9SMichal Kazior int ieee80211_chanctx_refcount(struct ieee80211_local *local, 2424c0166da9SMichal Kazior struct ieee80211_chanctx *ctx); 2425d01a1e65SMichal Kazior 242604ecd257SJohannes Berg void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, 242704ecd257SJohannes Berg struct ieee80211_chanctx *chanctx); 242821f659bfSEliad Peller void ieee80211_recalc_chanctx_min_def(struct ieee80211_local *local, 242921f659bfSEliad Peller struct ieee80211_chanctx *ctx); 24305cbc95a7SEliad Peller bool ieee80211_is_radar_required(struct ieee80211_local *local); 2431164eb02dSSimon Wunderlich 2432164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer(unsigned long data); 2433164eb02dSSimon Wunderlich void ieee80211_dfs_cac_timer_work(struct work_struct *work); 2434164eb02dSSimon Wunderlich void ieee80211_dfs_cac_cancel(struct ieee80211_local *local); 2435164eb02dSSimon Wunderlich void ieee80211_dfs_radar_detected_work(struct work_struct *work); 2436c6da674aSChun-Yeow Yeoh int ieee80211_send_action_csa(struct ieee80211_sub_if_data *sdata, 2437c6da674aSChun-Yeow Yeoh struct cfg80211_csa_settings *csa_settings); 243804ecd257SJohannes Berg 2439057d5f4bSThomas Pedersen void ieee80211_recalc_dtim(struct ieee80211_local *local, 2440057d5f4bSThomas Pedersen struct ieee80211_sub_if_data *sdata); 244173de86a3SLuciano Coelho int ieee80211_check_combinations(struct ieee80211_sub_if_data *sdata, 244273de86a3SLuciano Coelho const struct cfg80211_chan_def *chandef, 244373de86a3SLuciano Coelho enum ieee80211_chanctx_mode chanmode, 244473de86a3SLuciano Coelho u8 radar_detect); 24456fa001bcSMichal Kazior int ieee80211_max_num_channels(struct ieee80211_local *local); 24460fabfaafSArik Nemtsov void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local, 24470fabfaafSArik Nemtsov struct ieee80211_chanctx *ctx); 24482475b1ccSMax Stepanov 244995224fe8SArik Nemtsov /* TDLS */ 245095224fe8SArik Nemtsov int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, 24513b3a0162SJohannes Berg const u8 *peer, u8 action_code, u8 dialog_token, 245295224fe8SArik Nemtsov u16 status_code, u32 peer_capability, 245331fa97c5SArik Nemtsov bool initiator, const u8 *extra_ies, 245431fa97c5SArik Nemtsov size_t extra_ies_len); 245595224fe8SArik Nemtsov int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, 24563b3a0162SJohannes Berg const u8 *peer, enum nl80211_tdls_operation oper); 2457c10a1993SJohannes Berg void ieee80211_tdls_peer_del_work(struct work_struct *wk); 2458a7a6bdd0SArik Nemtsov int ieee80211_tdls_channel_switch(struct wiphy *wiphy, struct net_device *dev, 2459a7a6bdd0SArik Nemtsov const u8 *addr, u8 oper_class, 2460a7a6bdd0SArik Nemtsov struct cfg80211_chan_def *chandef); 2461a7a6bdd0SArik Nemtsov void ieee80211_tdls_cancel_channel_switch(struct wiphy *wiphy, 2462a7a6bdd0SArik Nemtsov struct net_device *dev, 2463a7a6bdd0SArik Nemtsov const u8 *addr); 2464d51c2ea3SArik Nemtsov void ieee80211_teardown_tdls_peers(struct ieee80211_sub_if_data *sdata); 246579c92ca4SYu Wang void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, 246679c92ca4SYu Wang const u8 *peer, u16 reason); 2467f057d140SJohannes Berg void 2468f057d140SJohannes Berg ieee80211_process_tdls_channel_switch(struct ieee80211_sub_if_data *sdata, 2469f057d140SJohannes Berg struct sk_buff *skb); 2470f057d140SJohannes Berg 2471f057d140SJohannes Berg 247279c92ca4SYu Wang const char *ieee80211_get_reason_code_string(u16 reason_code); 247305d10957SThomas Pedersen u16 ieee80211_encode_usf(int val); 247409a740ceSThomas Pedersen u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 247509a740ceSThomas Pedersen enum nl80211_iftype type); 247695224fe8SArik Nemtsov 2477b7ffbd7eSJohannes Berg extern const struct ethtool_ops ieee80211_ethtool_ops; 2478b7ffbd7eSJohannes Berg 2479db3e1c40SToke Høiland-Jørgensen u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw, 2480db3e1c40SToke Høiland-Jørgensen struct ieee80211_vif *vif, 2481db3e1c40SToke Høiland-Jørgensen struct ieee80211_sta *pubsta, 24823ff901cbSFelix Fietkau int len, bool ampdu); 2483f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 2484d9e8a70fSJohannes Berg #define debug_noinline noinline 2485d9e8a70fSJohannes Berg #else 2486d9e8a70fSJohannes Berg #define debug_noinline 2487d9e8a70fSJohannes Berg #endif 2488d9e8a70fSJohannes Berg 24893a11ce08SJohannes Berg void ieee80211_init_frag_cache(struct ieee80211_fragment_cache *cache); 24903a11ce08SJohannes Berg void ieee80211_destroy_frag_cache(struct ieee80211_fragment_cache *cache); 24913a11ce08SJohannes Berg 2492820acc81SIlan Peer u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata, u8 iftype); 2493820acc81SIlan Peer u8 *ieee80211_ie_build_eht_cap(u8 *pos, 2494820acc81SIlan Peer const struct ieee80211_sta_he_cap *he_cap, 2495820acc81SIlan Peer const struct ieee80211_sta_eht_cap *eht_cap, 2496820acc81SIlan Peer u8 *end); 2497a1de6407SIlan Peer 2498a1de6407SIlan Peer void 2499a1de6407SIlan Peer ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, 2500a1de6407SIlan Peer struct ieee80211_supported_band *sband, 2501a1de6407SIlan Peer const u8 *he_cap_ie, u8 he_cap_len, 2502a1de6407SIlan Peer const struct ieee80211_eht_cap_elem *eht_cap_ie_elem, 2503c71420dbSJohannes Berg u8 eht_cap_len, 2504c71420dbSJohannes Berg struct link_sta_info *link_sta); 2505f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 2506