1f0706e82SJiri Benc /* 2f0706e82SJiri Benc * Copyright 2002-2005, Instant802 Networks, Inc. 3f0706e82SJiri Benc * Copyright 2005, Devicescape Software, Inc. 4f0706e82SJiri Benc * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> 5026331c4SJouni Malinen * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> 6f0706e82SJiri Benc * 7f0706e82SJiri Benc * This program is free software; you can redistribute it and/or modify 8f0706e82SJiri Benc * it under the terms of the GNU General Public License version 2 as 9f0706e82SJiri Benc * published by the Free Software Foundation. 10f0706e82SJiri Benc */ 11f0706e82SJiri Benc 12f0706e82SJiri Benc #ifndef IEEE80211_I_H 13f0706e82SJiri Benc #define IEEE80211_I_H 14f0706e82SJiri Benc 15f0706e82SJiri Benc #include <linux/kernel.h> 16f0706e82SJiri Benc #include <linux/device.h> 17f0706e82SJiri Benc #include <linux/if_ether.h> 18f0706e82SJiri Benc #include <linux/interrupt.h> 19f0706e82SJiri Benc #include <linux/list.h> 20f0706e82SJiri Benc #include <linux/netdevice.h> 21f0706e82SJiri Benc #include <linux/skbuff.h> 22f0706e82SJiri Benc #include <linux/workqueue.h> 23f0706e82SJiri Benc #include <linux/types.h> 24f0706e82SJiri Benc #include <linux/spinlock.h> 25571ecf67SJohannes Berg #include <linux/etherdevice.h> 26e1e54068SJohannes Berg #include <linux/leds.h> 27a729cff8SJohannes Berg #include <linux/idr.h> 28fe7a5d5cSJohannes Berg #include <net/ieee80211_radiotap.h> 2993da9cc1Scolin@cozybit.com #include <net/cfg80211.h> 3051cb6db0SDavid S. Miller #include <net/mac80211.h> 312c8dccc7SJohannes Berg #include "key.h" 32f0706e82SJiri Benc #include "sta_info.h" 33f0706e82SJiri Benc 349cfb0009SJohannes Berg struct ieee80211_local; 35f0706e82SJiri Benc 36f0706e82SJiri Benc /* Maximum number of broadcast/multicast frames to buffer when some of the 37f0706e82SJiri Benc * associated stations are using power saving. */ 38f0706e82SJiri Benc #define AP_MAX_BC_BUFFER 128 39f0706e82SJiri Benc 40f0706e82SJiri Benc /* Maximum number of frames buffered to all STAs, including multicast frames. 41f0706e82SJiri Benc * Note: increasing this limit increases the potential memory requirement. Each 42f0706e82SJiri Benc * frame can be up to about 2 kB long. */ 43f0706e82SJiri Benc #define TOTAL_MAX_TX_BUFFER 512 44f0706e82SJiri Benc 45f0706e82SJiri Benc /* Required encryption head and tailroom */ 46f0706e82SJiri Benc #define IEEE80211_ENCRYPT_HEADROOM 8 47765cb46aSJouni Malinen #define IEEE80211_ENCRYPT_TAILROOM 18 48f0706e82SJiri Benc 49f0706e82SJiri Benc /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent 50f0706e82SJiri Benc * reception of at least three fragmented frames. This limit can be increased 51f0706e82SJiri Benc * by changing this define, at the cost of slower frame reassembly and 52f0706e82SJiri Benc * increased memory use (about 2 kB of RAM per entry). */ 53f0706e82SJiri Benc #define IEEE80211_FRAGMENT_MAX 4 54f0706e82SJiri Benc 5520ad19d0SJohannes Berg #define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024)) 5620ad19d0SJohannes Berg 57ab13315aSKalle Valo #define IEEE80211_DEFAULT_UAPSD_QUEUES \ 58ab13315aSKalle Valo (IEEE80211_WMM_IE_STA_QOSINFO_AC_BK | \ 59ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_AC_BE | \ 60ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_AC_VI | \ 61ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) 62ab13315aSKalle Valo 63ab13315aSKalle Valo #define IEEE80211_DEFAULT_MAX_SP_LEN \ 64ab13315aSKalle Valo IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 65ab13315aSKalle Valo 66f0706e82SJiri Benc struct ieee80211_fragment_entry { 67f0706e82SJiri Benc unsigned long first_frag_time; 68f0706e82SJiri Benc unsigned int seq; 69f0706e82SJiri Benc unsigned int rx_queue; 70f0706e82SJiri Benc unsigned int last_frag; 71f0706e82SJiri Benc unsigned int extra_len; 72f0706e82SJiri Benc struct sk_buff_head skb_list; 73f0706e82SJiri Benc int ccmp; /* Whether fragments were encrypted with CCMP */ 74f0706e82SJiri Benc u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ 75f0706e82SJiri Benc }; 76f0706e82SJiri Benc 77f0706e82SJiri Benc 78c2b13452SJohannes Berg struct ieee80211_bss { 7900d3f14cSJohannes Berg /* don't want to look up all the time */ 80056cdd59SJohannes Berg size_t ssid_len; 81f0706e82SJiri Benc u8 ssid[IEEE80211_MAX_SSID_LEN]; 8200d3f14cSJohannes Berg 8398f7dfd8SEmmanuel Grumbach u8 dtim_period; 8400d3f14cSJohannes Berg 8543ac2ca3SJouni Malinen bool wmm_used; 86ab13315aSKalle Valo bool uapsd_supported; 8700d3f14cSJohannes Berg 8800d3f14cSJohannes Berg unsigned long last_probe_resp; 8900d3f14cSJohannes Berg 90ee385855SLuis Carlos Cobo #ifdef CONFIG_MAC80211_MESH 91ee385855SLuis Carlos Cobo u8 *mesh_id; 92ee385855SLuis Carlos Cobo size_t mesh_id_len; 9324736701SJohn W. Linville u8 *mesh_cfg; 94902acc78SJohannes Berg #endif 9500d3f14cSJohannes Berg 96f0706e82SJiri Benc #define IEEE80211_MAX_SUPP_RATES 32 97f0706e82SJiri Benc u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; 98f0706e82SJiri Benc size_t supp_rates_len; 99f0706e82SJiri Benc 10000d3f14cSJohannes Berg /* 10125985edcSLucas De Marchi * During association, we save an ERP value from a probe response so 1025628221cSDaniel Drake * that we can feed ERP info to the driver when handling the 1035628221cSDaniel Drake * association completes. these fields probably won't be up-to-date 10400d3f14cSJohannes Berg * otherwise, you probably don't want to use them. 10500d3f14cSJohannes Berg */ 10600d3f14cSJohannes Berg bool has_erp_value; 1075628221cSDaniel Drake u8 erp_value; 108f0706e82SJiri Benc }; 109f0706e82SJiri Benc 110c2b13452SJohannes Berg static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss) 111902acc78SJohannes Berg { 112902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 113902acc78SJohannes Berg return bss->mesh_cfg; 114902acc78SJohannes Berg #endif 115902acc78SJohannes Berg return NULL; 116902acc78SJohannes Berg } 117902acc78SJohannes Berg 118c2b13452SJohannes Berg static inline u8 *bss_mesh_id(struct ieee80211_bss *bss) 119902acc78SJohannes Berg { 120902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 121902acc78SJohannes Berg return bss->mesh_id; 122902acc78SJohannes Berg #endif 123902acc78SJohannes Berg return NULL; 124902acc78SJohannes Berg } 125902acc78SJohannes Berg 126c2b13452SJohannes Berg static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss) 127902acc78SJohannes Berg { 128902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 129902acc78SJohannes Berg return bss->mesh_id_len; 130902acc78SJohannes Berg #endif 131902acc78SJohannes Berg return 0; 132902acc78SJohannes Berg } 133902acc78SJohannes Berg 134f0706e82SJiri Benc 1359ae54c84SJohannes Berg typedef unsigned __bitwise__ ieee80211_tx_result; 1369ae54c84SJohannes Berg #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) 1379ae54c84SJohannes Berg #define TX_DROP ((__force ieee80211_tx_result) 1u) 1389ae54c84SJohannes Berg #define TX_QUEUED ((__force ieee80211_tx_result) 2u) 1399ae54c84SJohannes Berg 1405cf121c3SJohannes Berg #define IEEE80211_TX_UNICAST BIT(1) 1415cf121c3SJohannes Berg #define IEEE80211_TX_PS_BUFFERED BIT(2) 1429ae54c84SJohannes Berg 1435cf121c3SJohannes Berg struct ieee80211_tx_data { 144f0706e82SJiri Benc struct sk_buff *skb; 145f0706e82SJiri Benc struct ieee80211_local *local; 146f0706e82SJiri Benc struct ieee80211_sub_if_data *sdata; 147f0706e82SJiri Benc struct sta_info *sta; 148f0706e82SJiri Benc struct ieee80211_key *key; 1495cf121c3SJohannes Berg 1508318d78aSJohannes Berg struct ieee80211_channel *channel; 151f0706e82SJiri Benc 152056cdd59SJohannes Berg unsigned int flags; 1535cf121c3SJohannes Berg }; 1545cf121c3SJohannes Berg 1555cf121c3SJohannes Berg 1565cf121c3SJohannes Berg typedef unsigned __bitwise__ ieee80211_rx_result; 1575cf121c3SJohannes Berg #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) 1585cf121c3SJohannes Berg #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) 1595cf121c3SJohannes Berg #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) 1605cf121c3SJohannes Berg #define RX_QUEUED ((__force ieee80211_rx_result) 3u) 1615cf121c3SJohannes Berg 162554891e6SJohannes Berg /** 163554891e6SJohannes Berg * enum ieee80211_packet_rx_flags - packet RX flags 164554891e6SJohannes Berg * @IEEE80211_RX_RA_MATCH: frame is destined to interface currently processed 165554891e6SJohannes Berg * (incl. multicast frames) 166554891e6SJohannes Berg * @IEEE80211_RX_IN_SCAN: received while scanning 167554891e6SJohannes Berg * @IEEE80211_RX_FRAGMENTED: fragmented frame 168554891e6SJohannes Berg * @IEEE80211_RX_AMSDU: a-MSDU packet 169554891e6SJohannes Berg * @IEEE80211_RX_MALFORMED_ACTION_FRM: action frame is malformed 1704cfda47bSChristian Lamparter * @IEEE80211_RX_DEFERRED_RELEASE: frame was subjected to receive reordering 171554891e6SJohannes Berg * 172554891e6SJohannes Berg * These are per-frame flags that are attached to a frame in the 173554891e6SJohannes Berg * @rx_flags field of &struct ieee80211_rx_status. 174554891e6SJohannes Berg */ 175554891e6SJohannes Berg enum ieee80211_packet_rx_flags { 176554891e6SJohannes Berg IEEE80211_RX_IN_SCAN = BIT(0), 177554891e6SJohannes Berg IEEE80211_RX_RA_MATCH = BIT(1), 178554891e6SJohannes Berg IEEE80211_RX_FRAGMENTED = BIT(2), 179554891e6SJohannes Berg IEEE80211_RX_AMSDU = BIT(3), 180554891e6SJohannes Berg IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4), 1814cfda47bSChristian Lamparter IEEE80211_RX_DEFERRED_RELEASE = BIT(5), 182554891e6SJohannes Berg }; 183554891e6SJohannes Berg 184554891e6SJohannes Berg /** 185554891e6SJohannes Berg * enum ieee80211_rx_flags - RX data flags 186554891e6SJohannes Berg * 187554891e6SJohannes Berg * @IEEE80211_RX_CMNTR: received on cooked monitor already 188ee971924SJohannes Berg * @IEEE80211_RX_BEACON_REPORTED: This frame was already reported 189ee971924SJohannes Berg * to cfg80211_report_obss_beacon(). 190554891e6SJohannes Berg * 191554891e6SJohannes Berg * These flags are used across handling multiple interfaces 192554891e6SJohannes Berg * for a single frame. 193554891e6SJohannes Berg */ 194554891e6SJohannes Berg enum ieee80211_rx_flags { 195554891e6SJohannes Berg IEEE80211_RX_CMNTR = BIT(0), 196ee971924SJohannes Berg IEEE80211_RX_BEACON_REPORTED = BIT(1), 197554891e6SJohannes Berg }; 1985cf121c3SJohannes Berg 1995cf121c3SJohannes Berg struct ieee80211_rx_data { 2005cf121c3SJohannes Berg struct sk_buff *skb; 2015cf121c3SJohannes Berg struct ieee80211_local *local; 2025cf121c3SJohannes Berg struct ieee80211_sub_if_data *sdata; 2035cf121c3SJohannes Berg struct sta_info *sta; 2045cf121c3SJohannes Berg struct ieee80211_key *key; 205056cdd59SJohannes Berg 206056cdd59SJohannes Berg unsigned int flags; 2079e26297aSJohannes Berg 2089e26297aSJohannes Berg /* 2099e26297aSJohannes Berg * Index into sequence numbers array, 0..16 2109e26297aSJohannes Berg * since the last (16) is used for non-QoS, 2119e26297aSJohannes Berg * will be 16 on non-QoS frames. 2129e26297aSJohannes Berg */ 2139e26297aSJohannes Berg int seqno_idx; 2149e26297aSJohannes Berg 2159e26297aSJohannes Berg /* 2169e26297aSJohannes Berg * Index into the security IV/PN arrays, 0..16 2179e26297aSJohannes Berg * since the last (16) is used for CCMP-encrypted 2189e26297aSJohannes Berg * management frames, will be set to 16 on mgmt 2199e26297aSJohannes Berg * frames and 0 on non-QoS frames. 2209e26297aSJohannes Berg */ 2219e26297aSJohannes Berg int security_idx; 2229e26297aSJohannes Berg 22350741ae0SJohannes Berg u32 tkip_iv32; 22450741ae0SJohannes Berg u16 tkip_iv16; 225f0706e82SJiri Benc }; 226f0706e82SJiri Benc 2275dfdaf58SJohannes Berg struct beacon_data { 2285dfdaf58SJohannes Berg u8 *head, *tail; 2295dfdaf58SJohannes Berg int head_len, tail_len; 2305dfdaf58SJohannes Berg int dtim_period; 2315dfdaf58SJohannes Berg }; 2325dfdaf58SJohannes Berg 233f0706e82SJiri Benc struct ieee80211_if_ap { 23440b275b6SJohannes Berg struct beacon_data __rcu *beacon; 23502945821SArik Nemtsov struct sk_buff __rcu *probe_resp; 236f0706e82SJiri Benc 2370ec3ca44SJohannes Berg struct list_head vlans; 2380ec3ca44SJohannes Berg 239f0706e82SJiri Benc /* yes, this looks ugly, but guarantees that we can later use 240f0706e82SJiri Benc * bitmap_empty :) 241004c872eSJohannes Berg * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 242f0706e82SJiri Benc u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; 243f0706e82SJiri Benc struct sk_buff_head ps_bc_buf; 244056cdd59SJohannes Berg atomic_t num_sta_ps; /* number of stations in PS mode */ 2455dfdaf58SJohannes Berg int dtim_count; 246512119b3SChristian Lamparter bool dtim_bc_mc; 247f0706e82SJiri Benc }; 248f0706e82SJiri Benc 249f0706e82SJiri Benc struct ieee80211_if_wds { 250f0706e82SJiri Benc struct sta_info *sta; 251056cdd59SJohannes Berg u8 remote_addr[ETH_ALEN]; 252f0706e82SJiri Benc }; 253f0706e82SJiri Benc 254f0706e82SJiri Benc struct ieee80211_if_vlan { 2550ec3ca44SJohannes Berg struct list_head list; 256f14543eeSFelix Fietkau 257f14543eeSFelix Fietkau /* used for all tx if the VLAN is configured to 4-addr mode */ 25840b275b6SJohannes Berg struct sta_info __rcu *sta; 259f0706e82SJiri Benc }; 260f0706e82SJiri Benc 261ee385855SLuis Carlos Cobo struct mesh_stats { 262c8a61a7dSDaniel Walker __u32 fwded_mcast; /* Mesh forwarded multicast frames */ 263c8a61a7dSDaniel Walker __u32 fwded_unicast; /* Mesh forwarded unicast frames */ 264c8a61a7dSDaniel Walker __u32 fwded_frames; /* Mesh total forwarded frames */ 265ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 266ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 267cfee66b0SJavier Cardona __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ 268ee385855SLuis Carlos Cobo atomic_t estab_plinks; 269ee385855SLuis Carlos Cobo }; 270ee385855SLuis Carlos Cobo 271ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 272ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 273ee385855SLuis Carlos Cobo struct mesh_preq_queue { 274ee385855SLuis Carlos Cobo struct list_head list; 275ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 276ee385855SLuis Carlos Cobo u8 flags; 277ee385855SLuis Carlos Cobo }; 278ee385855SLuis Carlos Cobo 279f679f65dSJohannes Berg enum ieee80211_work_type { 280b8bc4b0aSJohannes Berg IEEE80211_WORK_ABORT, 281af6b6374SJohannes Berg IEEE80211_WORK_DIRECT_PROBE, 282f679f65dSJohannes Berg IEEE80211_WORK_AUTH, 283e5b900d2SJohannes Berg IEEE80211_WORK_ASSOC_BEACON_WAIT, 284f679f65dSJohannes Berg IEEE80211_WORK_ASSOC, 285b8bc4b0aSJohannes Berg IEEE80211_WORK_REMAIN_ON_CHANNEL, 286f30221e4SJohannes Berg IEEE80211_WORK_OFFCHANNEL_TX, 28777fdaa12SJohannes Berg }; 28877fdaa12SJohannes Berg 289af6b6374SJohannes Berg /** 290af6b6374SJohannes Berg * enum work_done_result - indicates what to do after work was done 291af6b6374SJohannes Berg * 292af6b6374SJohannes Berg * @WORK_DONE_DESTROY: This work item is no longer needed, destroy. 293af6b6374SJohannes Berg * @WORK_DONE_REQUEUE: This work item was reset to be reused, and 294af6b6374SJohannes Berg * should be requeued. 295af6b6374SJohannes Berg */ 296af6b6374SJohannes Berg enum work_done_result { 297af6b6374SJohannes Berg WORK_DONE_DESTROY, 298af6b6374SJohannes Berg WORK_DONE_REQUEUE, 299af6b6374SJohannes Berg }; 300af6b6374SJohannes Berg 301f679f65dSJohannes Berg struct ieee80211_work { 30277fdaa12SJohannes Berg struct list_head list; 303f679f65dSJohannes Berg 304af6b6374SJohannes Berg struct rcu_head rcu_head; 305af6b6374SJohannes Berg 306af6b6374SJohannes Berg struct ieee80211_sub_if_data *sdata; 307af6b6374SJohannes Berg 308af6b6374SJohannes Berg enum work_done_result (*done)(struct ieee80211_work *wk, 309af6b6374SJohannes Berg struct sk_buff *skb); 310af6b6374SJohannes Berg 311f679f65dSJohannes Berg struct ieee80211_channel *chan; 312e4da8c37SJohannes Berg enum nl80211_channel_type chan_type; 313af6b6374SJohannes Berg 314f679f65dSJohannes Berg unsigned long timeout; 315f679f65dSJohannes Berg enum ieee80211_work_type type; 316f679f65dSJohannes Berg 317af6b6374SJohannes Berg u8 filter_ta[ETH_ALEN]; 318af6b6374SJohannes Berg 319e4da8c37SJohannes Berg bool started; 320e4da8c37SJohannes Berg 321f679f65dSJohannes Berg union { 322f679f65dSJohannes Berg struct { 323f679f65dSJohannes Berg int tries; 324f679f65dSJohannes Berg u16 algorithm, transaction; 32577fdaa12SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 32677fdaa12SJohannes Berg u8 ssid_len; 327fffd0934SJohannes Berg u8 key[WLAN_KEY_LEN_WEP104]; 328fffd0934SJohannes Berg u8 key_len, key_idx; 329f679f65dSJohannes Berg bool privacy; 330b2abb6e2SJohannes Berg bool synced; 331af6b6374SJohannes Berg } probe_auth; 332f679f65dSJohannes Berg struct { 3330c1ad2caSJohannes Berg struct cfg80211_bss *bss; 334f679f65dSJohannes Berg const u8 *supp_rates; 335f679f65dSJohannes Berg const u8 *ht_information_ie; 336af6b6374SJohannes Berg enum ieee80211_smps_mode smps; 337f679f65dSJohannes Berg int tries; 338f679f65dSJohannes Berg u16 capability; 339af6b6374SJohannes Berg u8 prev_bssid[ETH_ALEN]; 340f679f65dSJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 341f679f65dSJohannes Berg u8 ssid_len; 342f679f65dSJohannes Berg u8 supp_rates_len; 343ab13315aSKalle Valo bool wmm_used, use_11n, uapsd_used; 344b2abb6e2SJohannes Berg bool synced; 345f679f65dSJohannes Berg } assoc; 346b8bc4b0aSJohannes Berg struct { 347e4da8c37SJohannes Berg u32 duration; 348b8bc4b0aSJohannes Berg } remain; 349f30221e4SJohannes Berg struct { 350f30221e4SJohannes Berg struct sk_buff *frame; 351f30221e4SJohannes Berg u32 wait; 35228a1bcdbSJohannes Berg bool status; 353f30221e4SJohannes Berg } offchan_tx; 354f679f65dSJohannes Berg }; 355fffd0934SJohannes Berg 356f679f65dSJohannes Berg int ie_len; 35777fdaa12SJohannes Berg /* must be last */ 358f679f65dSJohannes Berg u8 ie[0]; 35977fdaa12SJohannes Berg }; 36077fdaa12SJohannes Berg 36146900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 362ab1faeadSJohannes Berg enum ieee80211_sta_flags { 363b291ba11SJohannes Berg IEEE80211_STA_BEACON_POLL = BIT(0), 364b291ba11SJohannes Berg IEEE80211_STA_CONNECTION_POLL = BIT(1), 365b291ba11SJohannes Berg IEEE80211_STA_CONTROL_PORT = BIT(2), 366b291ba11SJohannes Berg IEEE80211_STA_DISABLE_11N = BIT(4), 367b291ba11SJohannes Berg IEEE80211_STA_CSA_RECEIVED = BIT(5), 368b291ba11SJohannes Berg IEEE80211_STA_MFP_ENABLED = BIT(6), 369ab13315aSKalle Valo IEEE80211_STA_UAPSD_ENABLED = BIT(7), 370375177bfSVivek Natarajan IEEE80211_STA_NULLFUNC_ACKED = BIT(8), 37117e4ec14SJouni Malinen IEEE80211_STA_RESET_SIGNAL_AVE = BIT(9), 372ab1faeadSJohannes Berg }; 373ab1faeadSJohannes Berg 37446900298SJohannes Berg struct ieee80211_if_managed { 375056cdd59SJohannes Berg struct timer_list timer; 376b291ba11SJohannes Berg struct timer_list conn_mon_timer; 377b291ba11SJohannes Berg struct timer_list bcn_mon_timer; 378c481ec97SSujith struct timer_list chswitch_timer; 379b291ba11SJohannes Berg struct work_struct monitor_work; 380c481ec97SSujith struct work_struct chswitch_work; 3811e4dcd01SJuuso Oikarinen struct work_struct beacon_connection_loss_work; 38246900298SJohannes Berg 3837ccc8bd7SFelix Fietkau unsigned long beacon_timeout; 384b291ba11SJohannes Berg unsigned long probe_timeout; 385a43abf29SMaxim Levitsky int probe_send_count; 38604ac3c0eSFelix Fietkau bool nullfunc_failed; 387b291ba11SJohannes Berg 38877fdaa12SJohannes Berg struct mutex mtx; 3890c1ad2caSJohannes Berg struct cfg80211_bss *associated; 39046900298SJohannes Berg 39177fdaa12SJohannes Berg u8 bssid[ETH_ALEN]; 39246900298SJohannes Berg 393f0706e82SJiri Benc u16 aid; 394f0706e82SJiri Benc 3955bb644a0SJohannes Berg unsigned long timers_running; /* used for quiesce/restart */ 396965bedadSJohannes Berg bool powersave; /* powersave requested for this iface */ 39705cb9108SJohannes Berg bool broken_ap; /* AP is broken -- turn off powersave */ 3980f78231bSJohannes Berg enum ieee80211_smps_mode req_smps, /* requested smps mode */ 399d1f5b7a3SJohannes Berg ap_smps, /* smps mode AP thinks we're in */ 400d1f5b7a3SJohannes Berg driver_smps_mode; /* smps mode request */ 401d1f5b7a3SJohannes Berg 402d1f5b7a3SJohannes Berg struct work_struct request_smps_work; 403965bedadSJohannes Berg 404d6f2da5bSJiri Slaby unsigned int flags; 405f0706e82SJiri Benc 406d8ec4433SJuuso Oikarinen bool beacon_crc_valid; 407d91f36dbSJohannes Berg u32 beacon_crc; 408d91f36dbSJohannes Berg 409fdfacf0aSJouni Malinen enum { 410fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 411fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 412fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 413fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 414fdfacf0aSJouni Malinen 415f0706e82SJiri Benc int wmm_last_param_set; 4169bc383deSJohannes Berg 4179bc383deSJohannes Berg u8 use_4addr; 41817e4ec14SJouni Malinen 41917e4ec14SJouni Malinen /* Signal strength from the last Beacon frame in the current BSS. */ 42017e4ec14SJouni Malinen int last_beacon_signal; 42117e4ec14SJouni Malinen 42217e4ec14SJouni Malinen /* 42317e4ec14SJouni Malinen * Weighted average of the signal strength from Beacon frames in the 42417e4ec14SJouni Malinen * current BSS. This is in units of 1/16 of the signal unit to maintain 42517e4ec14SJouni Malinen * accuracy and to speed up calculations, i.e., the value need to be 42617e4ec14SJouni Malinen * divided by 16 to get the actual value. 42717e4ec14SJouni Malinen */ 42817e4ec14SJouni Malinen int ave_beacon_signal; 42917e4ec14SJouni Malinen 43017e4ec14SJouni Malinen /* 431391a200aSJouni Malinen * Number of Beacon frames used in ave_beacon_signal. This can be used 432391a200aSJouni Malinen * to avoid generating less reliable cqm events that would be based 433391a200aSJouni Malinen * only on couple of received frames. 434391a200aSJouni Malinen */ 435391a200aSJouni Malinen unsigned int count_beacon_signal; 436391a200aSJouni Malinen 437391a200aSJouni Malinen /* 43817e4ec14SJouni Malinen * Last Beacon frame signal strength average (ave_beacon_signal / 16) 43917e4ec14SJouni Malinen * that triggered a cqm event. 0 indicates that no event has been 44017e4ec14SJouni Malinen * generated for the current association. 44117e4ec14SJouni Malinen */ 44217e4ec14SJouni Malinen int last_cqm_event_signal; 443615f7b9bSMeenakshi Venkataraman 444615f7b9bSMeenakshi Venkataraman /* 445615f7b9bSMeenakshi Venkataraman * State variables for keeping track of RSSI of the AP currently 446615f7b9bSMeenakshi Venkataraman * connected to and informing driver when RSSI has gone 447615f7b9bSMeenakshi Venkataraman * below/above a certain threshold. 448615f7b9bSMeenakshi Venkataraman */ 449615f7b9bSMeenakshi Venkataraman int rssi_min_thold, rssi_max_thold; 450615f7b9bSMeenakshi Venkataraman int last_ave_beacon_signal; 451f0706e82SJiri Benc }; 452f0706e82SJiri Benc 45346900298SJohannes Berg struct ieee80211_if_ibss { 45446900298SJohannes Berg struct timer_list timer; 45546900298SJohannes Berg 4567a17a33cSJohannes Berg struct mutex mtx; 4577a17a33cSJohannes Berg 458af8cdcd8SJohannes Berg unsigned long last_scan_completed; 4595bb644a0SJohannes Berg 460fbd2c8dcSTeemu Paasikivi u32 basic_rates; 461fbd2c8dcSTeemu Paasikivi 4625bb644a0SJohannes Berg bool timer_running; 4635bb644a0SJohannes Berg 464af8cdcd8SJohannes Berg bool fixed_bssid; 465af8cdcd8SJohannes Berg bool fixed_channel; 466fffd0934SJohannes Berg bool privacy; 46746900298SJohannes Berg 46846900298SJohannes Berg u8 bssid[ETH_ALEN]; 469af8cdcd8SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 470af8cdcd8SJohannes Berg u8 ssid_len, ie_len; 471af8cdcd8SJohannes Berg u8 *ie; 472af8cdcd8SJohannes Berg struct ieee80211_channel *channel; 47346900298SJohannes Berg 47446900298SJohannes Berg unsigned long ibss_join_req; 475af8cdcd8SJohannes Berg /* probe response/beacon for IBSS */ 47640b275b6SJohannes Berg struct sk_buff __rcu *presp; 47740b275b6SJohannes Berg struct sk_buff *skb; 47846900298SJohannes Berg 47946900298SJohannes Berg enum { 48046900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 48146900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 48246900298SJohannes Berg } state; 48346900298SJohannes Berg }; 48446900298SJohannes Berg 485472dbc45SJohannes Berg struct ieee80211_if_mesh { 486472dbc45SJohannes Berg struct timer_list housekeeping_timer; 487472dbc45SJohannes Berg struct timer_list mesh_path_timer; 488e304bfd3SRui Paulo struct timer_list mesh_path_root_timer; 489472dbc45SJohannes Berg 4905bb644a0SJohannes Berg unsigned long timers_running; 4915bb644a0SJohannes Berg 49218889231SJavier Cardona unsigned long wrkq_flags; 493472dbc45SJohannes Berg 494472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 495472dbc45SJohannes Berg size_t mesh_id_len; 496472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 4973491707aSRui Paulo u8 mesh_pp_id; 498472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 4993491707aSRui Paulo u8 mesh_pm_id; 500472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 5013491707aSRui Paulo u8 mesh_cc_id; 5029e03fdfdSJavier Cardona /* Synchronization Protocol Identifier */ 5033491707aSRui Paulo u8 mesh_sp_id; 5049e03fdfdSJavier Cardona /* Authentication Protocol Identifier */ 5053491707aSRui Paulo u8 mesh_auth_id; 506d19b3bf6SRui Paulo /* Local mesh Sequence Number */ 507d19b3bf6SRui Paulo u32 sn; 508472dbc45SJohannes Berg /* Last used PREQ ID */ 509472dbc45SJohannes Berg u32 preq_id; 510472dbc45SJohannes Berg atomic_t mpaths; 511d19b3bf6SRui Paulo /* Timestamp of last SN update */ 512d19b3bf6SRui Paulo unsigned long last_sn_update; 513d19b3bf6SRui Paulo /* Timestamp of last SN sent */ 514472dbc45SJohannes Berg unsigned long last_preq; 515472dbc45SJohannes Berg struct mesh_rmc *rmc; 516472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 517472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 518472dbc45SJohannes Berg int preq_queue_len; 519472dbc45SJohannes Berg struct mesh_stats mshstats; 520472dbc45SJohannes Berg struct mesh_config mshcfg; 521472dbc45SJohannes Berg u32 mesh_seqnum; 522472dbc45SJohannes Berg bool accepting_plinks; 5235ee68e5bSJavier Cardona int num_gates; 524581a8b0fSJavier Cardona const u8 *ie; 525581a8b0fSJavier Cardona u8 ie_len; 526b130e5ceSJavier Cardona enum { 527b130e5ceSJavier Cardona IEEE80211_MESH_SEC_NONE = 0x0, 528b130e5ceSJavier Cardona IEEE80211_MESH_SEC_AUTHED = 0x1, 529b130e5ceSJavier Cardona IEEE80211_MESH_SEC_SECURED = 0x2, 530b130e5ceSJavier Cardona } security; 531472dbc45SJohannes Berg }; 532902acc78SJohannes Berg 533902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 534472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 535472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 536902acc78SJohannes Berg #else 537472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 538902acc78SJohannes Berg do { } while (0) 539902acc78SJohannes Berg #endif 540f0706e82SJiri Benc 541213cd118SJohannes Berg /** 542213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 543213cd118SJohannes Berg * 544213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 545213cd118SJohannes Berg * @IEEE80211_SDATA_PROMISC: interface is promisc 546213cd118SJohannes Berg * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode 547213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 548213cd118SJohannes Berg * associated stations and deliver multicast frames both 549213cd118SJohannes Berg * back to wireless media and to the local net stack. 55095acac61SJohannes Berg * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. 5517b7eab6fSJohannes Berg * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver 552213cd118SJohannes Berg */ 553213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 554213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 555213cd118SJohannes Berg IEEE80211_SDATA_PROMISC = BIT(1), 5567986cf95SJohannes Berg IEEE80211_SDATA_OPERATING_GMODE = BIT(2), 5577986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 55895acac61SJohannes Berg IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), 5597b7eab6fSJohannes Berg IEEE80211_SDATA_IN_DRIVER = BIT(5), 560213cd118SJohannes Berg }; 561213cd118SJohannes Berg 56234d4bc4dSJohannes Berg /** 56334d4bc4dSJohannes Berg * enum ieee80211_sdata_state_bits - virtual interface state bits 56434d4bc4dSJohannes Berg * @SDATA_STATE_RUNNING: virtual interface is up & running; this 56534d4bc4dSJohannes Berg * mirrors netif_running() but is separate for interface type 56634d4bc4dSJohannes Berg * change handling while the interface is up 5675b714c6aSJohannes Berg * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel 5685b714c6aSJohannes Berg * mode, so queues are stopped 56934d4bc4dSJohannes Berg */ 57034d4bc4dSJohannes Berg enum ieee80211_sdata_state_bits { 57134d4bc4dSJohannes Berg SDATA_STATE_RUNNING, 5725b714c6aSJohannes Berg SDATA_STATE_OFFCHANNEL, 57334d4bc4dSJohannes Berg }; 57434d4bc4dSJohannes Berg 575f0706e82SJiri Benc struct ieee80211_sub_if_data { 576f0706e82SJiri Benc struct list_head list; 577f0706e82SJiri Benc 578f0706e82SJiri Benc struct wireless_dev wdev; 579f0706e82SJiri Benc 58011a843b7SJohannes Berg /* keys */ 58111a843b7SJohannes Berg struct list_head key_list; 58211a843b7SJohannes Berg 5833bff1865SYogesh Ashok Powar /* count for keys needing tailroom space allocation */ 5843bff1865SYogesh Ashok Powar int crypto_tx_tailroom_needed_cnt; 5853bff1865SYogesh Ashok Powar 586f0706e82SJiri Benc struct net_device *dev; 587f0706e82SJiri Benc struct ieee80211_local *local; 588f0706e82SJiri Benc 58913262ffdSJiri Slaby unsigned int flags; 5907e9ed188SDaniel Drake 59134d4bc4dSJohannes Berg unsigned long state; 59234d4bc4dSJohannes Berg 593f0706e82SJiri Benc int drop_unencrypted; 594f0706e82SJiri Benc 59547846c9bSJohannes Berg char name[IFNAMSIZ]; 59647846c9bSJohannes Berg 597413ad50aSJohannes Berg /* 598413ad50aSJohannes Berg * keep track of whether the HT opmode (stored in 599413ad50aSJohannes Berg * vif.bss_info.ht_operation_mode) is valid. 600413ad50aSJohannes Berg */ 601413ad50aSJohannes Berg bool ht_opmode_valid; 602413ad50aSJohannes Berg 6037da7cc1dSJohannes Berg /* to detect idle changes */ 6047da7cc1dSJohannes Berg bool old_idle; 6057da7cc1dSJohannes Berg 606f0706e82SJiri Benc /* Fragment table for host-based reassembly */ 607f0706e82SJiri Benc struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; 608f0706e82SJiri Benc unsigned int fragment_next; 609f0706e82SJiri Benc 61040b275b6SJohannes Berg struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; 61140b275b6SJohannes Berg struct ieee80211_key __rcu *default_unicast_key; 61240b275b6SJohannes Berg struct ieee80211_key __rcu *default_multicast_key; 61340b275b6SJohannes Berg struct ieee80211_key __rcu *default_mgmt_key; 614f0706e82SJiri Benc 61594778280SJohannes Berg u16 sequence_number; 616a621fa4dSJohannes Berg __be16 control_port_protocol; 617a621fa4dSJohannes Berg bool control_port_no_encrypt; 61894778280SJohannes Berg 619f6f3def3SEliad Peller struct ieee80211_tx_queue_params tx_conf[IEEE80211_MAX_QUEUES]; 620f6f3def3SEliad Peller 62164592c8fSJohannes Berg struct work_struct work; 62235f20c14SJohannes Berg struct sk_buff_head skb_queue; 62335f20c14SJohannes Berg 62468542962SJuuso Oikarinen bool arp_filter_state; 62568542962SJuuso Oikarinen 6263e122be0SJohannes Berg /* 6273e122be0SJohannes Berg * AP this belongs to: self in AP mode and 6283e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 6293e122be0SJohannes Berg * all others (might be needed later in IBSS) 6303e122be0SJohannes Berg */ 6313e122be0SJohannes Berg struct ieee80211_if_ap *bss; 6323e122be0SJohannes Berg 63337eb0b16SJouni Malinen /* bitmap of allowed (non-MCS) rate indexes for rate control */ 63437eb0b16SJouni Malinen u32 rc_rateidx_mask[IEEE80211_NUM_BANDS]; 635f0706e82SJiri Benc 636f0706e82SJiri Benc union { 637f0706e82SJiri Benc struct ieee80211_if_ap ap; 638f0706e82SJiri Benc struct ieee80211_if_wds wds; 639f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 64046900298SJohannes Berg struct ieee80211_if_managed mgd; 64146900298SJohannes Berg struct ieee80211_if_ibss ibss; 642472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 6438cc9a739SMichael Wu u32 mntr_flags; 644f0706e82SJiri Benc } u; 645e9f207f0SJiri Benc 646e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 647e9f207f0SJiri Benc struct { 6487bcfaf2fSJohannes Berg struct dentry *dir; 649295bafb4SBen Greear struct dentry *subdir_stations; 650f7e0104cSJohannes Berg struct dentry *default_unicast_key; 651f7e0104cSJohannes Berg struct dentry *default_multicast_key; 6523cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 6537bcfaf2fSJohannes Berg } debugfs; 654e9f207f0SJiri Benc #endif 65532bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 65632bfd35dSJohannes Berg struct ieee80211_vif vif; 657f0706e82SJiri Benc }; 658f0706e82SJiri Benc 65932bfd35dSJohannes Berg static inline 66032bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 66132bfd35dSJohannes Berg { 66232bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 66332bfd35dSJohannes Berg } 66432bfd35dSJohannes Berg 665c1475ca9SJohannes Berg enum sdata_queue_type { 666c1475ca9SJohannes Berg IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0, 667c1475ca9SJohannes Berg IEEE80211_SDATA_QUEUE_AGG_START = 1, 668c1475ca9SJohannes Berg IEEE80211_SDATA_QUEUE_AGG_STOP = 2, 669c1475ca9SJohannes Berg }; 670c1475ca9SJohannes Berg 671f0706e82SJiri Benc enum { 672f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 673f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 67437fbd908SJohannes Berg IEEE80211_EOSP_MSG = 3, 67537fbd908SJohannes Berg }; 67637fbd908SJohannes Berg 67737fbd908SJohannes Berg struct skb_eosp_msg_data { 67837fbd908SJohannes Berg u8 sta[ETH_ALEN], iface[ETH_ALEN]; 679f0706e82SJiri Benc }; 680f0706e82SJiri Benc 681ce7c9111SKalle Valo enum queue_stop_reason { 682ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 683520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 68496f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 68596f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 68625420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 6878f77f384SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SKB_ADD, 688693828feSRajkumar Manoharan IEEE80211_QUEUE_STOP_REASON_CHTYPE_CHANGE, 689ce7c9111SKalle Valo }; 690ce7c9111SKalle Valo 69165a6538aSLuciano Coelho #ifdef CONFIG_MAC80211_LEDS 692e1e54068SJohannes Berg struct tpt_led_trigger { 693e1e54068SJohannes Berg struct led_trigger trig; 694e1e54068SJohannes Berg char name[32]; 695e1e54068SJohannes Berg const struct ieee80211_tpt_blink *blink_table; 696e1e54068SJohannes Berg unsigned int blink_table_len; 697e1e54068SJohannes Berg struct timer_list timer; 698e1e54068SJohannes Berg unsigned long prev_traffic; 699e1e54068SJohannes Berg unsigned long tx_bytes, rx_bytes; 70067408c8cSJohannes Berg unsigned int active, want; 70167408c8cSJohannes Berg bool running; 702e1e54068SJohannes Berg }; 70365a6538aSLuciano Coelho #endif 704e1e54068SJohannes Berg 705142b9f50SHelmut Schaa /** 706142b9f50SHelmut Schaa * mac80211 scan flags - currently active scan mode 707142b9f50SHelmut Schaa * 708142b9f50SHelmut Schaa * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as 709142b9f50SHelmut Schaa * well be on the operating channel 710142b9f50SHelmut Schaa * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to 711142b9f50SHelmut Schaa * determine if we are on the operating channel or not 7128789d459SJohannes Berg * @SCAN_COMPLETED: Set for our scan work function when the driver reported 7138789d459SJohannes Berg * that the scan completed. 7148789d459SJohannes Berg * @SCAN_ABORTED: Set for our scan work function when the driver reported 7158789d459SJohannes Berg * a scan complete for an aborted scan. 716142b9f50SHelmut Schaa */ 717fbe9c429SHelmut Schaa enum { 718fbe9c429SHelmut Schaa SCAN_SW_SCANNING, 719142b9f50SHelmut Schaa SCAN_HW_SCANNING, 7208789d459SJohannes Berg SCAN_COMPLETED, 7218789d459SJohannes Berg SCAN_ABORTED, 722142b9f50SHelmut Schaa }; 723142b9f50SHelmut Schaa 724142b9f50SHelmut Schaa /** 725142b9f50SHelmut Schaa * enum mac80211_scan_state - scan state machine states 726142b9f50SHelmut Schaa * 727142b9f50SHelmut Schaa * @SCAN_DECISION: Main entry point to the scan state machine, this state 728142b9f50SHelmut Schaa * determines if we should keep on scanning or switch back to the 729142b9f50SHelmut Schaa * operating channel 730142b9f50SHelmut Schaa * @SCAN_SET_CHANNEL: Set the next channel to be scanned 731142b9f50SHelmut Schaa * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses 73207ef03eeSJohannes Berg * @SCAN_SUSPEND: Suspend the scan and go back to operating channel to 73307ef03eeSJohannes Berg * send out data 73407ef03eeSJohannes Berg * @SCAN_RESUME: Resume the scan and scan the next channel 735142b9f50SHelmut Schaa */ 736142b9f50SHelmut Schaa enum mac80211_scan_state { 737142b9f50SHelmut Schaa SCAN_DECISION, 738142b9f50SHelmut Schaa SCAN_SET_CHANNEL, 739142b9f50SHelmut Schaa SCAN_SEND_PROBE, 74007ef03eeSJohannes Berg SCAN_SUSPEND, 74107ef03eeSJohannes Berg SCAN_RESUME, 742fbe9c429SHelmut Schaa }; 743fbe9c429SHelmut Schaa 744f0706e82SJiri Benc struct ieee80211_local { 745f0706e82SJiri Benc /* embed the driver visible part. 746f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 747f0706e82SJiri Benc * it first anyway so they become a no-op */ 748f0706e82SJiri Benc struct ieee80211_hw hw; 749f0706e82SJiri Benc 750f0706e82SJiri Benc const struct ieee80211_ops *ops; 751f0706e82SJiri Benc 75242935ecaSLuis R. Rodriguez /* 753af6b6374SJohannes Berg * work stuff, potentially off-channel (in the future) 754af6b6374SJohannes Berg */ 755af6b6374SJohannes Berg struct list_head work_list; 756af6b6374SJohannes Berg struct timer_list work_timer; 757af6b6374SJohannes Berg struct work_struct work_work; 758af6b6374SJohannes Berg struct sk_buff_head work_skb_queue; 759af6b6374SJohannes Berg 760af6b6374SJohannes Berg /* 76142935ecaSLuis R. Rodriguez * private workqueue to mac80211. mac80211 makes this accessible 76242935ecaSLuis R. Rodriguez * via ieee80211_queue_work() 76342935ecaSLuis R. Rodriguez */ 76442935ecaSLuis R. Rodriguez struct workqueue_struct *workqueue; 76542935ecaSLuis R. Rodriguez 766e4e72fb4SJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; 76796f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 768ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 76996f5e66eSJohannes Berg 770f0706e82SJiri Benc int open_count; 7713d30d949SMichael Wu int monitors, cooked_mntrs; 7728cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 7737be5086dSJohannes Berg int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, 7747be5086dSJohannes Berg fif_probe_req; 7757be5086dSJohannes Berg int probe_req_reg; 7764150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 7773b8d81e0SJohannes Berg 7783ffc2a90SJohannes Berg bool wiphy_ciphers_allocated; 7793ffc2a90SJohannes Berg 7803b8d81e0SJohannes Berg /* protects the aggregated multicast list and filter calls */ 7813b8d81e0SJohannes Berg spinlock_t filter_lock; 7823b8d81e0SJohannes Berg 7833ac64beeSJohannes Berg /* used for uploading changed mc list */ 7843ac64beeSJohannes Berg struct work_struct reconfig_filter; 7853ac64beeSJohannes Berg 7860f78231bSJohannes Berg /* used to reconfigure hardware SM PS */ 7870f78231bSJohannes Berg struct work_struct recalc_smps; 7880f78231bSJohannes Berg 7893b8d81e0SJohannes Berg /* aggregated multicast list */ 79022bedad3SJiri Pirko struct netdev_hw_addr_list mc_list; 7913b8d81e0SJohannes Berg 792d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 7935bb644a0SJohannes Berg 7945bb644a0SJohannes Berg /* 7955bb644a0SJohannes Berg * suspended is true if we finished all the suspend _and_ we have 7965bb644a0SJohannes Berg * not yet come up from resume. This is to be used by mac80211 7975bb644a0SJohannes Berg * to ensure driver sanity during suspend and mac80211's own 7985bb644a0SJohannes Berg * sanity. It can eventually be used for WoW as well. 7995bb644a0SJohannes Berg */ 8005bb644a0SJohannes Berg bool suspended; 8015bb644a0SJohannes Berg 8025bb644a0SJohannes Berg /* 803ceb99fe0SJohannes Berg * Resuming is true while suspended, but when we're reprogramming the 804ceb99fe0SJohannes Berg * hardware -- at that time it's allowed to use ieee80211_queue_work() 805ceb99fe0SJohannes Berg * again even though some other parts of the stack are still suspended 806ceb99fe0SJohannes Berg * and we still drop received frames to avoid waking the stack. 807ceb99fe0SJohannes Berg */ 808ceb99fe0SJohannes Berg bool resuming; 809ceb99fe0SJohannes Berg 810ceb99fe0SJohannes Berg /* 8115bb644a0SJohannes Berg * quiescing is true during the suspend process _only_ to 8125bb644a0SJohannes Berg * ease timer cancelling etc. 8135bb644a0SJohannes Berg */ 8145bb644a0SJohannes Berg bool quiescing; 8155bb644a0SJohannes Berg 816ea77f12fSJohannes Berg /* device is started */ 817ea77f12fSJohannes Berg bool started; 818ea77f12fSJohannes Berg 819eecc4800SJohannes Berg /* wowlan is enabled -- don't reconfig on resume */ 820eecc4800SJohannes Berg bool wowlan; 821eecc4800SJohannes Berg 822b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 823f0706e82SJiri Benc 824f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 825f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 826f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 827f0706e82SJiri Benc * queues increases over the limit. */ 828f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 829f0706e82SJiri Benc struct tasklet_struct tasklet; 830f0706e82SJiri Benc struct sk_buff_head skb_queue; 831f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 832f0706e82SJiri Benc 83324a8fdadSChristian Lamparter /* 83424a8fdadSChristian Lamparter * Internal FIFO queue which is shared between multiple rx path 83524a8fdadSChristian Lamparter * stages. Its main task is to provide a serialization mechanism, 83624a8fdadSChristian Lamparter * so all rx handlers can enjoy having exclusive access to their 83724a8fdadSChristian Lamparter * private data structures. 83824a8fdadSChristian Lamparter */ 83924a8fdadSChristian Lamparter struct sk_buff_head rx_skb_queue; 84024a8fdadSChristian Lamparter bool running_rx_handler; /* protected by rx_skb_queue.lock */ 84124a8fdadSChristian Lamparter 842d0709a65SJohannes Berg /* Station data */ 843d0709a65SJohannes Berg /* 84434e89507SJohannes Berg * The mutex only protects the list and counter, 84534e89507SJohannes Berg * reads are done in RCU. 84634e89507SJohannes Berg * Additionally, the lock protects the hash table, 84734e89507SJohannes Berg * the pending list and each BSS's TIM bitmap. 848d0709a65SJohannes Berg */ 84934e89507SJohannes Berg struct mutex sta_mtx; 850d0709a65SJohannes Berg spinlock_t sta_lock; 851d0709a65SJohannes Berg unsigned long num_sta; 85234e89507SJohannes Berg struct list_head sta_list, sta_pending_list; 85340b275b6SJohannes Berg struct sta_info __rcu *sta_hash[STA_HASH_SIZE]; 854f0706e82SJiri Benc struct timer_list sta_cleanup; 85534e89507SJohannes Berg struct work_struct sta_finish_work; 856f5ea9120SJohannes Berg int sta_generation; 857f0706e82SJiri Benc 8582a577d98SJohannes Berg struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; 859f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 860f0706e82SJiri Benc 861a6a67db2SJohannes Berg atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES]; 862cd8ffc80SJohannes Berg 863f0706e82SJiri Benc /* number of interfaces with corresponding IFF_ flags */ 86453918994SJohannes Berg atomic_t iff_allmultis, iff_promiscs; 865f0706e82SJiri Benc 866f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 867f0706e82SJiri Benc 8685f9f1812SFelix Fietkau struct crypto_cipher *wep_tx_tfm; 8695f9f1812SFelix Fietkau struct crypto_cipher *wep_rx_tfm; 870f0706e82SJiri Benc u32 wep_iv; 871f0706e82SJiri Benc 872c771c9d8SJohannes Berg /* see iface.c */ 87379010420SJohannes Berg struct list_head interfaces; 874c771c9d8SJohannes Berg struct mutex iflist_mtx; 87579010420SJohannes Berg 876b16bd15cSJohannes Berg /* 877ad0e2b5aSJohannes Berg * Key mutex, protects sdata's key_list and sta_info's 878b16bd15cSJohannes Berg * key pointers (write access, they're RCU.) 879b16bd15cSJohannes Berg */ 880ad0e2b5aSJohannes Berg struct mutex key_mtx; 881b16bd15cSJohannes Berg 882a1699b75SJohannes Berg /* mutex for scan and work locking */ 883a1699b75SJohannes Berg struct mutex mtx; 884b16bd15cSJohannes Berg 885c2b13452SJohannes Berg /* Scanning and BSS list */ 886fbe9c429SHelmut Schaa unsigned long scanning; 8872a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 8885ba63533SJohannes Berg struct cfg80211_scan_request *int_scan_req; 8894d36ec58SJohannes Berg struct cfg80211_scan_request *scan_req, *hw_scan_req; 8902a519311SJohannes Berg struct ieee80211_channel *scan_channel; 8914d36ec58SJohannes Berg enum ieee80211_band hw_scan_band; 892f0706e82SJiri Benc int scan_channel_idx; 893de95a54bSJohannes Berg int scan_ies_len; 8948318d78aSJohannes Berg 89579f460caSLuciano Coelho bool sched_scanning; 89679f460caSLuciano Coelho struct ieee80211_sched_scan_ies sched_scan_ies; 89785a9994aSLuciano Coelho struct work_struct sched_scan_stopped_work; 89879f460caSLuciano Coelho 899df13cce5SHelmut Schaa unsigned long leave_oper_channel_time; 900977923b0SHelmut Schaa enum mac80211_scan_state next_scan_state; 901f0706e82SJiri Benc struct delayed_work scan_work; 902491775a5SJohannes Berg struct ieee80211_sub_if_data *scan_sdata; 9030aaffa9bSJohannes Berg enum nl80211_channel_type _oper_channel_type; 9042a519311SJohannes Berg struct ieee80211_channel *oper_channel, *csa_channel; 905f0706e82SJiri Benc 906b8bc4b0aSJohannes Berg /* Temporary remain-on-channel for off-channel operations */ 907b8bc4b0aSJohannes Berg struct ieee80211_channel *tmp_channel; 908b8bc4b0aSJohannes Berg enum nl80211_channel_type tmp_channel_type; 909b8bc4b0aSJohannes Berg 910f0706e82SJiri Benc /* SNMP counters */ 911f0706e82SJiri Benc /* dot11CountersTable */ 912f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 913f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 914f0706e82SJiri Benc u32 dot11FailedCount; 915f0706e82SJiri Benc u32 dot11RetryCount; 916f0706e82SJiri Benc u32 dot11MultipleRetryCount; 917f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 918f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 919f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 920f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 921f0706e82SJiri Benc 922f0706e82SJiri Benc #ifdef CONFIG_MAC80211_LEDS 923f0706e82SJiri Benc int tx_led_counter, rx_led_counter; 924cdcb006fSIvo van Doorn struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; 925e1e54068SJohannes Berg struct tpt_led_trigger *tpt_led_trigger; 926cdcb006fSIvo van Doorn char tx_led_name[32], rx_led_name[32], 927cdcb006fSIvo van Doorn assoc_led_name[32], radio_led_name[32]; 928f0706e82SJiri Benc #endif 929f0706e82SJiri Benc 930f0706e82SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 931f0706e82SJiri Benc /* TX/RX handler statistics */ 932f0706e82SJiri Benc unsigned int tx_handlers_drop; 933f0706e82SJiri Benc unsigned int tx_handlers_queued; 934f0706e82SJiri Benc unsigned int tx_handlers_drop_unencrypted; 935f0706e82SJiri Benc unsigned int tx_handlers_drop_fragment; 936f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 937f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 938f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 939f0706e82SJiri Benc unsigned int rx_handlers_drop; 940f0706e82SJiri Benc unsigned int rx_handlers_queued; 941f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 942f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 943f0706e82SJiri Benc unsigned int rx_handlers_drop_short; 944f0706e82SJiri Benc unsigned int rx_handlers_drop_passive_scan; 945f0706e82SJiri Benc unsigned int tx_expand_skb_head; 946f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 947f0706e82SJiri Benc unsigned int rx_expand_skb_head; 948f0706e82SJiri Benc unsigned int rx_expand_skb_head2; 949f0706e82SJiri Benc unsigned int rx_handlers_fragments; 950f0706e82SJiri Benc unsigned int tx_status_drop; 951f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 952f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 953f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 954f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 955f0706e82SJiri Benc 956f0706e82SJiri Benc 957f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 958f0706e82SJiri Benc * multicast packets for power saving stations 959f0706e82SJiri Benc */ 960f0706e82SJiri Benc int wifi_wme_noack_test; 961f0706e82SJiri Benc unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ 962520eb820SKalle Valo 96350ae0cf1SKalle Valo /* 96450ae0cf1SKalle Valo * Bitmask of enabled u-apsd queues, 96550ae0cf1SKalle Valo * IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association 96650ae0cf1SKalle Valo * to take effect. 96750ae0cf1SKalle Valo */ 96850ae0cf1SKalle Valo unsigned int uapsd_queues; 96950ae0cf1SKalle Valo 97050ae0cf1SKalle Valo /* 97150ae0cf1SKalle Valo * Maximum number of buffered frames AP can deliver during a 97250ae0cf1SKalle Valo * service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar. 97350ae0cf1SKalle Valo * Needs a new association to take effect. 97450ae0cf1SKalle Valo */ 97550ae0cf1SKalle Valo unsigned int uapsd_max_sp_len; 97650ae0cf1SKalle Valo 977572e0012SKalle Valo bool pspolling; 978b203ffc3SJouni Malinen bool offchannel_ps_enabled; 979965bedadSJohannes Berg /* 980965bedadSJohannes Berg * PS can only be enabled when we have exactly one managed 981965bedadSJohannes Berg * interface (and monitors) in PS, this then points there. 982965bedadSJohannes Berg */ 983965bedadSJohannes Berg struct ieee80211_sub_if_data *ps_sdata; 984520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 985520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 986520eb820SKalle Valo struct timer_list dynamic_ps_timer; 98710f644a4SJohannes Berg struct notifier_block network_latency_notifier; 9882b2c009eSJuuso Oikarinen struct notifier_block ifa_notifier; 989f0706e82SJiri Benc 990ff616381SJuuso Oikarinen /* 991ff616381SJuuso Oikarinen * The dynamic ps timeout configured from user space via WEXT - 992ff616381SJuuso Oikarinen * this will override whatever chosen by mac80211 internally. 993ff616381SJuuso Oikarinen */ 994ff616381SJuuso Oikarinen int dynamic_ps_forced_timeout; 995f90754c1SJuuso Oikarinen int dynamic_ps_user_timeout; 996f90754c1SJuuso Oikarinen bool disable_dynamic_ps; 997ff616381SJuuso Oikarinen 9982bf30fabSJohannes Berg int user_power_level; /* in dBm */ 999a8302de9SVasanthakumar Thiagarajan int power_constr_level; /* in dBm */ 10002bf30fabSJohannes Berg 10010f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode; 10020f78231bSJohannes Berg 1003f2753ddbSJohannes Berg struct work_struct restart_work; 1004f2753ddbSJohannes Berg 1005e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 1006e9f207f0SJiri Benc struct local_debugfsdentries { 10074b7679a5SJohannes Berg struct dentry *rcdir; 1008e9f207f0SJiri Benc struct dentry *keys; 1009e9f207f0SJiri Benc } debugfs; 1010e9f207f0SJiri Benc #endif 10114e6cbfd0SJohn W. Linville 101221f83589SJohannes Berg struct ieee80211_channel *hw_roc_channel; 101321f83589SJohannes Berg struct net_device *hw_roc_dev; 10144334ec85SJohannes Berg struct sk_buff *hw_roc_skb, *hw_roc_skb_for_status; 101521f83589SJohannes Berg struct work_struct hw_roc_start, hw_roc_done; 101621f83589SJohannes Berg enum nl80211_channel_type hw_roc_channel_type; 101721f83589SJohannes Berg unsigned int hw_roc_duration; 101821f83589SJohannes Berg u32 hw_roc_cookie; 101990fc4b3aSJohannes Berg bool hw_roc_for_tx; 102021f83589SJohannes Berg 1021a729cff8SJohannes Berg struct idr ack_status_frames; 1022a729cff8SJohannes Berg spinlock_t ack_status_lock; 1023a729cff8SJohannes Berg 10244e6cbfd0SJohn W. Linville /* dummy netdev for use w/ NAPI */ 10254e6cbfd0SJohn W. Linville struct net_device napi_dev; 10264e6cbfd0SJohn W. Linville 10274e6cbfd0SJohn W. Linville struct napi_struct napi; 1028f0706e82SJiri Benc }; 1029f0706e82SJiri Benc 10303e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 10313e122be0SJohannes Berg IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) 10323e122be0SJohannes Berg { 10333e122be0SJohannes Berg return netdev_priv(dev); 10343e122be0SJohannes Berg } 10353e122be0SJohannes Berg 1036c1475ca9SJohannes Berg /* this struct represents 802.11n's RA/TID combination */ 1037eadc8d9eSRon Rindjunsky struct ieee80211_ra_tid { 1038eadc8d9eSRon Rindjunsky u8 ra[ETH_ALEN]; 1039eadc8d9eSRon Rindjunsky u16 tid; 1040eadc8d9eSRon Rindjunsky }; 1041eadc8d9eSRon Rindjunsky 1042f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 1043f0706e82SJiri Benc struct ieee80211_hw *hw) 1044f0706e82SJiri Benc { 1045f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 1046f0706e82SJiri Benc } 1047f0706e82SJiri Benc 1048f0706e82SJiri Benc static inline struct ieee80211_hw *local_to_hw( 1049f0706e82SJiri Benc struct ieee80211_local *local) 1050f0706e82SJiri Benc { 1051f0706e82SJiri Benc return &local->hw; 1052f0706e82SJiri Benc } 1053f0706e82SJiri Benc 1054f0706e82SJiri Benc 1055571ecf67SJohannes Berg static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) 1056571ecf67SJohannes Berg { 1057571ecf67SJohannes Berg return compare_ether_addr(raddr, addr) == 0 || 1058571ecf67SJohannes Berg is_broadcast_ether_addr(raddr); 1059571ecf67SJohannes Berg } 1060571ecf67SJohannes Berg 1061571ecf67SJohannes Berg 1062e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 10635cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 10649c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 10659c6bd790SJohannes Berg u32 changed); 10660d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 106746900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 1068f0706e82SJiri Benc 106946900298SJohannes Berg /* STA code */ 10709c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 107177fdaa12SJohannes Berg int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, 107277fdaa12SJohannes Berg struct cfg80211_auth_request *req); 107377fdaa12SJohannes Berg int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, 107477fdaa12SJohannes Berg struct cfg80211_assoc_request *req); 107577fdaa12SJohannes Berg int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, 1076667503ddSJohannes Berg struct cfg80211_deauth_request *req, 1077667503ddSJohannes Berg void *cookie); 107877fdaa12SJohannes Berg int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, 1079667503ddSJohannes Berg struct cfg80211_disassoc_request *req, 1080667503ddSJohannes Berg void *cookie); 1081572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 1082572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 108310f644a4SJohannes Berg void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency); 108410f644a4SJohannes Berg int ieee80211_max_network_latency(struct notifier_block *nb, 108510f644a4SJohannes Berg unsigned long data, void *dummy); 10862b2c009eSJuuso Oikarinen int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata); 1087cc32abd4SJohannes Berg void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, 1088cc32abd4SJohannes Berg struct ieee80211_channel_sw_ie *sw_elem, 10895ce6e438SJohannes Berg struct ieee80211_bss *bss, 10905ce6e438SJohannes Berg u64 timestamp); 10915bb644a0SJohannes Berg void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata); 10925bb644a0SJohannes Berg void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); 10931fa57d01SJohannes Berg void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata); 10941fa57d01SJohannes Berg void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 10951fa57d01SJohannes Berg struct sk_buff *skb); 1096d3a910a8SLuis R. Rodriguez void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata); 1097be099e82SLuis R. Rodriguez void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata); 10989c6bd790SJohannes Berg 109946900298SJohannes Berg /* IBSS code */ 110046900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 110146900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 110246900298SJohannes Berg struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, 110334e89507SJohannes Berg u8 *bssid, u8 *addr, u32 supp_rates, 110434e89507SJohannes Berg gfp_t gfp); 1105af8cdcd8SJohannes Berg int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, 1106af8cdcd8SJohannes Berg struct cfg80211_ibss_params *params); 1107af8cdcd8SJohannes Berg int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); 11085bb644a0SJohannes Berg void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata); 11095bb644a0SJohannes Berg void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata); 11101fa57d01SJohannes Berg void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata); 11111fa57d01SJohannes Berg void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 11121fa57d01SJohannes Berg struct sk_buff *skb); 11131fa57d01SJohannes Berg 11141fa57d01SJohannes Berg /* mesh code */ 11151fa57d01SJohannes Berg void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata); 11161fa57d01SJohannes Berg void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, 11171fa57d01SJohannes Berg struct sk_buff *skb); 111846900298SJohannes Berg 11199c6bd790SJohannes Berg /* scan/BSS handling */ 112046900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 1121f3b85252SJohannes Berg int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, 1122be4a4b6aSJohannes Berg const u8 *ssid, u8 ssid_len, 1123be4a4b6aSJohannes Berg struct ieee80211_channel *chan); 1124c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 11252a519311SJohannes Berg struct cfg80211_scan_request *req); 11265bb644a0SJohannes Berg void ieee80211_scan_cancel(struct ieee80211_local *local); 1127c2b13452SJohannes Berg ieee80211_rx_result 1128f1d58c25SJohannes Berg ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); 11299c6bd790SJohannes Berg 11300a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 1131c2b13452SJohannes Berg struct ieee80211_bss * 113298c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 113398c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 113498c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 113598c8fccfSJohannes Berg size_t len, 113698c8fccfSJohannes Berg struct ieee802_11_elems *elems, 11372a519311SJohannes Berg struct ieee80211_channel *channel, 11382a519311SJohannes Berg bool beacon); 1139c2b13452SJohannes Berg struct ieee80211_bss * 11405484e237SJohannes Berg ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, 11415484e237SJohannes Berg u8 *ssid, u8 ssid_len); 114298c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 1143c2b13452SJohannes Berg struct ieee80211_bss *bss); 1144ee385855SLuis Carlos Cobo 114579f460caSLuciano Coelho /* scheduled scan handling */ 114679f460caSLuciano Coelho int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, 114779f460caSLuciano Coelho struct cfg80211_sched_scan_request *req); 114885a9994aSLuciano Coelho int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata); 114985a9994aSLuciano Coelho void ieee80211_sched_scan_stopped_work(struct work_struct *work); 115079f460caSLuciano Coelho 1151b203ffc3SJouni Malinen /* off-channel helpers */ 1152b23b025fSBen Greear bool ieee80211_cfg_on_oper_channel(struct ieee80211_local *local); 1153b23b025fSBen Greear void ieee80211_offchannel_enable_all_ps(struct ieee80211_local *local, 1154b23b025fSBen Greear bool tell_ap); 1155b23b025fSBen Greear void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local, 1156b23b025fSBen Greear bool offchannel_ps_enable); 1157b203ffc3SJouni Malinen void ieee80211_offchannel_return(struct ieee80211_local *local, 1158b23b025fSBen Greear bool enable_beaconing, 1159b23b025fSBen Greear bool offchannel_ps_disable); 116021f83589SJohannes Berg void ieee80211_hw_roc_setup(struct ieee80211_local *local); 1161b203ffc3SJouni Malinen 11623e122be0SJohannes Berg /* interface handling */ 116347846c9bSJohannes Berg int ieee80211_iface_init(void); 116447846c9bSJohannes Berg void ieee80211_iface_exit(void); 11653e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 116605c914feSJohannes Berg struct net_device **new_dev, enum nl80211_iftype type, 1167ee385855SLuis Carlos Cobo struct vif_params *params); 1168f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 116905c914feSJohannes Berg enum nl80211_iftype type); 1170f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 117175636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 11725cff20e6SJohannes Berg u32 __ieee80211_recalc_idle(struct ieee80211_local *local); 11735cff20e6SJohannes Berg void ieee80211_recalc_idle(struct ieee80211_local *local); 117485416a4fSChristian Lamparter void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, 117585416a4fSChristian Lamparter const int offset); 1176f0706e82SJiri Benc 11779607e6b6SJohannes Berg static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) 11789607e6b6SJohannes Berg { 117934d4bc4dSJohannes Berg return test_bit(SDATA_STATE_RUNNING, &sdata->state); 11809607e6b6SJohannes Berg } 11819607e6b6SJohannes Berg 1182e2ebc74dSJohannes Berg /* tx handling */ 1183e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1184e2ebc74dSJohannes Berg void ieee80211_tx_pending(unsigned long data); 1185d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, 1186d0cf9c0dSStephen Hemminger struct net_device *dev); 1187d0cf9c0dSStephen Hemminger netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, 1188d0cf9c0dSStephen Hemminger struct net_device *dev); 1189e2ebc74dSJohannes Berg 1190de1ede7aSJohannes Berg /* HT */ 1191ae5eb026SJohannes Berg void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, 1192ae5eb026SJohannes Berg struct ieee80211_ht_cap *ht_cap_ie, 1193d9fe60deSJohannes Berg struct ieee80211_sta_ht_cap *ht_cap); 1194b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1195b8695a8fSJohannes Berg const u8 *da, u16 tid, 1196b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 11970f78231bSJohannes Berg int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, 11980f78231bSJohannes Berg enum ieee80211_smps_mode smps, const u8 *da, 11990f78231bSJohannes Berg const u8 *bssid); 1200d1f5b7a3SJohannes Berg void ieee80211_request_smps_work(struct work_struct *work); 1201de1ede7aSJohannes Berg 12027c3b1dd8SJohannes Berg void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 120353f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 1204849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 120553f73c09SJohannes Berg u16 initiator, u16 reason, bool stop); 120653f73c09SJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, bool tx); 1207de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1208de1ede7aSJohannes Berg struct sta_info *sta, 1209de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1210de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1211de1ede7aSJohannes Berg struct sta_info *sta, 1212de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1213de1ede7aSJohannes Berg size_t len); 1214de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1215de1ede7aSJohannes Berg struct sta_info *sta, 1216de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1217de1ede7aSJohannes Berg size_t len); 1218de1ede7aSJohannes Berg 1219849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 122053f73c09SJohannes Berg enum ieee80211_back_parties initiator, 122153f73c09SJohannes Berg bool tx); 122267c282c0SJohannes Berg int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 122353f73c09SJohannes Berg enum ieee80211_back_parties initiator, 122453f73c09SJohannes Berg bool tx); 12255d22c89bSJohannes Berg void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid); 12265d22c89bSJohannes Berg void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid); 122767c282c0SJohannes Berg void ieee80211_ba_session_work(struct work_struct *work); 122867c282c0SJohannes Berg void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); 12292bff8ebfSChristian Lamparter void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); 1230849b7967SJohannes Berg 123139192c0bSJohannes Berg /* Spectrum management */ 123239192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 123339192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 123439192c0bSJohannes Berg size_t len); 123539192c0bSJohannes Berg 1236f2753ddbSJohannes Berg /* Suspend/resume and hw reconfiguration */ 1237f2753ddbSJohannes Berg int ieee80211_reconfig(struct ieee80211_local *local); 123884f6a01cSJohannes Berg void ieee80211_stop_device(struct ieee80211_local *local); 1239f2753ddbSJohannes Berg 1240827b1fb4SJohannes Berg #ifdef CONFIG_PM 1241eecc4800SJohannes Berg int __ieee80211_suspend(struct ieee80211_hw *hw, 1242eecc4800SJohannes Berg struct cfg80211_wowlan *wowlan); 1243f2753ddbSJohannes Berg 1244f2753ddbSJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1245f2753ddbSJohannes Berg { 124685f72bc8SJohn W. Linville struct ieee80211_local *local = hw_to_local(hw); 124785f72bc8SJohn W. Linville 124885f72bc8SJohn W. Linville WARN(test_bit(SCAN_HW_SCANNING, &local->scanning), 124985f72bc8SJohn W. Linville "%s: resume with hardware scan still in progress\n", 125085f72bc8SJohn W. Linville wiphy_name(hw->wiphy)); 125185f72bc8SJohn W. Linville 1252f2753ddbSJohannes Berg return ieee80211_reconfig(hw_to_local(hw)); 1253f2753ddbSJohannes Berg } 1254827b1fb4SJohannes Berg #else 1255eecc4800SJohannes Berg static inline int __ieee80211_suspend(struct ieee80211_hw *hw, 1256eecc4800SJohannes Berg struct cfg80211_wowlan *wowlan) 1257827b1fb4SJohannes Berg { 1258827b1fb4SJohannes Berg return 0; 1259827b1fb4SJohannes Berg } 1260f2753ddbSJohannes Berg 1261827b1fb4SJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1262827b1fb4SJohannes Berg { 1263827b1fb4SJohannes Berg return 0; 1264827b1fb4SJohannes Berg } 1265827b1fb4SJohannes Berg #endif 1266665af4fcSBob Copeland 1267c2d1560aSJohannes Berg /* utility functions/constants */ 1268c2d1560aSJohannes Berg extern void *mac80211_wiphy_privid; /* for wiphy privid */ 126971364716SRon Rindjunsky u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 127005c914feSJohannes Berg enum nl80211_iftype type); 1271c2d1560aSJohannes Berg int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, 1272c2d1560aSJohannes Berg int rate, int erp, int short_preamble); 1273f698d856SJasper Bryant-Greene void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, 1274e6d6e342SJohannes Berg struct ieee80211_hdr *hdr, const u8 *tsc, 1275e6d6e342SJohannes Berg gfp_t gfp); 12765825fe10SJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); 1277ce662b44SJohannes Berg void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); 127862ae67beSJohannes Berg void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); 12799c6bd790SJohannes Berg void ieee802_11_parse_elems(u8 *start, size_t len, 12809c6bd790SJohannes Berg struct ieee802_11_elems *elems); 1281d91f36dbSJohannes Berg u32 ieee802_11_parse_elems_crc(u8 *start, size_t len, 1282d91f36dbSJohannes Berg struct ieee802_11_elems *elems, 1283d91f36dbSJohannes Berg u64 filter, u32 crc); 1284881d948cSJohannes Berg u32 ieee80211_mandatory_rates(struct ieee80211_local *local, 128596dd22acSJohannes Berg enum ieee80211_band band); 1286f0706e82SJiri Benc 1287520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 1288520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 1289520eb820SKalle Valo void ieee80211_dynamic_ps_timer(unsigned long data); 1290a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 1291a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 1292a97b77b9SVivek Natarajan int powersave); 12933cf335d5SKalle Valo void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata, 12943cf335d5SKalle Valo struct ieee80211_hdr *hdr); 12954e5ff376SFelix Fietkau void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata, 129604ac3c0eSFelix Fietkau struct ieee80211_hdr *hdr, bool ack); 12971e4dcd01SJuuso Oikarinen void ieee80211_beacon_connection_loss_work(struct work_struct *work); 1298520eb820SKalle Valo 1299ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 1300ce7c9111SKalle Valo enum queue_stop_reason reason); 1301ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 1302ce7c9111SKalle Valo enum queue_stop_reason reason); 130396f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 130496f5e66eSJohannes Berg enum queue_stop_reason reason); 130596f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 130696f5e66eSJohannes Berg enum queue_stop_reason reason); 13078f77f384SJohannes Berg void ieee80211_add_pending_skb(struct ieee80211_local *local, 13088f77f384SJohannes Berg struct sk_buff *skb); 1309b0b97a8aSJohannes Berg void ieee80211_add_pending_skbs(struct ieee80211_local *local, 13108f77f384SJohannes Berg struct sk_buff_head *skbs); 1311b0b97a8aSJohannes Berg void ieee80211_add_pending_skbs_fn(struct ieee80211_local *local, 131250a9432dSJohannes Berg struct sk_buff_head *skbs, 131350a9432dSJohannes Berg void (*fn)(void *data), void *data); 1314ce7c9111SKalle Valo 131546900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 131646900298SJohannes Berg u16 transaction, u16 auth_alg, 1317fffd0934SJohannes Berg u8 *extra, size_t extra_len, const u8 *bssid, 1318fffd0934SJohannes Berg const u8 *key, u8 key_len, u8 key_idx); 1319de95a54bSJohannes Berg int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, 13204d36ec58SJohannes Berg const u8 *ie, size_t ie_len, 1321651b5225SJouni Malinen enum ieee80211_band band, u32 rate_mask, 1322651b5225SJouni Malinen u8 channel); 1323a619a4c0SJuuso Oikarinen struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, 132485a237feSJohannes Berg u8 *dst, u32 ratemask, 1325a619a4c0SJuuso Oikarinen const u8 *ssid, size_t ssid_len, 1326a806c558SPaul Stewart const u8 *ie, size_t ie_len, 1327a806c558SPaul Stewart bool directed); 132846900298SJohannes Berg void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, 1329de95a54bSJohannes Berg const u8 *ssid, size_t ssid_len, 1330a806c558SPaul Stewart const u8 *ie, size_t ie_len, 1331aad14cebSRajkumar Manoharan u32 ratemask, bool directed, bool no_cck); 133246900298SJohannes Berg 133346900298SJohannes Berg void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, 133446900298SJohannes Berg const size_t supp_rates_len, 133546900298SJohannes Berg const u8 *supp_rates); 133646900298SJohannes Berg u32 ieee80211_sta_get_rates(struct ieee80211_local *local, 133746900298SJohannes Berg struct ieee802_11_elems *elems, 133846900298SJohannes Berg enum ieee80211_band band); 13390f78231bSJohannes Berg int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata, 13400f78231bSJohannes Berg enum ieee80211_smps_mode smps_mode); 1341025e6be2SJohannes Berg void ieee80211_recalc_smps(struct ieee80211_local *local); 134246900298SJohannes Berg 13438e664fb3SJohannes Berg size_t ieee80211_ie_split(const u8 *ies, size_t ielen, 13448e664fb3SJohannes Berg const u8 *ids, int n_ids, size_t offset); 13458e664fb3SJohannes Berg size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); 134642e7aa77SAlexander Simon u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_supported_band *sband, 134742e7aa77SAlexander Simon u16 cap); 134842e7aa77SAlexander Simon u8 *ieee80211_ie_build_ht_info(u8 *pos, 134942e7aa77SAlexander Simon struct ieee80211_sta_ht_cap *ht_cap, 135042e7aa77SAlexander Simon struct ieee80211_channel *channel, 135142e7aa77SAlexander Simon enum nl80211_channel_type channel_type); 13528e664fb3SJohannes Berg 1353af6b6374SJohannes Berg /* internal work items */ 1354af6b6374SJohannes Berg void ieee80211_work_init(struct ieee80211_local *local); 1355af6b6374SJohannes Berg void ieee80211_add_work(struct ieee80211_work *wk); 1356af6b6374SJohannes Berg void free_work(struct ieee80211_work *wk); 1357af6b6374SJohannes Berg void ieee80211_work_purge(struct ieee80211_sub_if_data *sdata); 1358af6b6374SJohannes Berg ieee80211_rx_result ieee80211_work_rx_mgmt(struct ieee80211_sub_if_data *sdata, 1359af6b6374SJohannes Berg struct sk_buff *skb); 1360b8bc4b0aSJohannes Berg int ieee80211_wk_remain_on_channel(struct ieee80211_sub_if_data *sdata, 1361b8bc4b0aSJohannes Berg struct ieee80211_channel *chan, 1362b8bc4b0aSJohannes Berg enum nl80211_channel_type channel_type, 1363b8bc4b0aSJohannes Berg unsigned int duration, u64 *cookie); 1364b8bc4b0aSJohannes Berg int ieee80211_wk_cancel_remain_on_channel( 1365b8bc4b0aSJohannes Berg struct ieee80211_sub_if_data *sdata, u64 cookie); 1366af6b6374SJohannes Berg 1367f444de05SJohannes Berg /* channel management */ 1368f444de05SJohannes Berg enum ieee80211_chan_mode { 1369f444de05SJohannes Berg CHAN_MODE_UNDEFINED, 1370f444de05SJohannes Berg CHAN_MODE_HOPPING, 1371f444de05SJohannes Berg CHAN_MODE_FIXED, 1372f444de05SJohannes Berg }; 1373f444de05SJohannes Berg 1374f444de05SJohannes Berg enum ieee80211_chan_mode 1375f444de05SJohannes Berg ieee80211_get_channel_mode(struct ieee80211_local *local, 1376f444de05SJohannes Berg struct ieee80211_sub_if_data *ignore); 13770aaffa9bSJohannes Berg bool ieee80211_set_channel_type(struct ieee80211_local *local, 13780aaffa9bSJohannes Berg struct ieee80211_sub_if_data *sdata, 13790aaffa9bSJohannes Berg enum nl80211_channel_type chantype); 138042e7aa77SAlexander Simon enum nl80211_channel_type 138142e7aa77SAlexander Simon ieee80211_ht_info_to_channel_type(struct ieee80211_ht_info *ht_info); 1382f444de05SJohannes Berg 1383f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 1384d9e8a70fSJohannes Berg #define debug_noinline noinline 1385d9e8a70fSJohannes Berg #else 1386d9e8a70fSJohannes Berg #define debug_noinline 1387d9e8a70fSJohannes Berg #endif 1388d9e8a70fSJohannes Berg 1389f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 1390