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> 5e039fa4aSJohannes Berg * Copyright 2007-2008 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> 2693da9cc1Scolin@cozybit.com #include <net/cfg80211.h> 27f0706e82SJiri Benc #include <net/wireless.h> 28ccc58057SDavid S. Miller #include <net/iw_handler.h> 2951cb6db0SDavid S. Miller #include <net/mac80211.h> 302c8dccc7SJohannes Berg #include "key.h" 31f0706e82SJiri Benc #include "sta_info.h" 32f0706e82SJiri Benc 339cfb0009SJohannes Berg struct ieee80211_local; 34f0706e82SJiri Benc 35f0706e82SJiri Benc /* Maximum number of broadcast/multicast frames to buffer when some of the 36f0706e82SJiri Benc * associated stations are using power saving. */ 37f0706e82SJiri Benc #define AP_MAX_BC_BUFFER 128 38f0706e82SJiri Benc 39f0706e82SJiri Benc /* Maximum number of frames buffered to all STAs, including multicast frames. 40f0706e82SJiri Benc * Note: increasing this limit increases the potential memory requirement. Each 41f0706e82SJiri Benc * frame can be up to about 2 kB long. */ 42f0706e82SJiri Benc #define TOTAL_MAX_TX_BUFFER 512 43f0706e82SJiri Benc 44f0706e82SJiri Benc /* Required encryption head and tailroom */ 45f0706e82SJiri Benc #define IEEE80211_ENCRYPT_HEADROOM 8 46765cb46aSJouni Malinen #define IEEE80211_ENCRYPT_TAILROOM 18 47f0706e82SJiri Benc 48f0706e82SJiri Benc /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent 49f0706e82SJiri Benc * reception of at least three fragmented frames. This limit can be increased 50f0706e82SJiri Benc * by changing this define, at the cost of slower frame reassembly and 51f0706e82SJiri Benc * increased memory use (about 2 kB of RAM per entry). */ 52f0706e82SJiri Benc #define IEEE80211_FRAGMENT_MAX 4 53f0706e82SJiri Benc 540a51b27eSJohannes Berg /* 550a51b27eSJohannes Berg * Time after which we ignore scan results and no longer report/use 560a51b27eSJohannes Berg * them in any way. 570a51b27eSJohannes Berg */ 580a51b27eSJohannes Berg #define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ) 590a51b27eSJohannes Berg 6020ad19d0SJohannes Berg #define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024)) 6120ad19d0SJohannes Berg 62f0706e82SJiri Benc struct ieee80211_fragment_entry { 63f0706e82SJiri Benc unsigned long first_frag_time; 64f0706e82SJiri Benc unsigned int seq; 65f0706e82SJiri Benc unsigned int rx_queue; 66f0706e82SJiri Benc unsigned int last_frag; 67f0706e82SJiri Benc unsigned int extra_len; 68f0706e82SJiri Benc struct sk_buff_head skb_list; 69f0706e82SJiri Benc int ccmp; /* Whether fragments were encrypted with CCMP */ 70f0706e82SJiri Benc u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ 71f0706e82SJiri Benc }; 72f0706e82SJiri Benc 73f0706e82SJiri Benc 74c2b13452SJohannes Berg struct ieee80211_bss { 7500d3f14cSJohannes Berg /* Yes, this is a hack */ 7600d3f14cSJohannes Berg struct cfg80211_bss cbss; 7700d3f14cSJohannes Berg 7800d3f14cSJohannes Berg /* don't want to look up all the time */ 79056cdd59SJohannes Berg size_t ssid_len; 80f0706e82SJiri Benc u8 ssid[IEEE80211_MAX_SSID_LEN]; 8100d3f14cSJohannes Berg 8298f7dfd8SEmmanuel Grumbach u8 dtim_period; 8300d3f14cSJohannes Berg 8443ac2ca3SJouni Malinen bool wmm_used; 8500d3f14cSJohannes Berg 8600d3f14cSJohannes Berg unsigned long last_probe_resp; 8700d3f14cSJohannes Berg 88ee385855SLuis Carlos Cobo #ifdef CONFIG_MAC80211_MESH 89ee385855SLuis Carlos Cobo u8 *mesh_id; 90ee385855SLuis Carlos Cobo size_t mesh_id_len; 9124736701SJohn W. Linville u8 *mesh_cfg; 92902acc78SJohannes Berg #endif 9300d3f14cSJohannes Berg 94f0706e82SJiri Benc #define IEEE80211_MAX_SUPP_RATES 32 95f0706e82SJiri Benc u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; 96f0706e82SJiri Benc size_t supp_rates_len; 97f0706e82SJiri Benc 9800d3f14cSJohannes Berg /* 9900d3f14cSJohannes Berg * During assocation, we save an ERP value from a probe response so 1005628221cSDaniel Drake * that we can feed ERP info to the driver when handling the 1015628221cSDaniel Drake * association completes. these fields probably won't be up-to-date 10200d3f14cSJohannes Berg * otherwise, you probably don't want to use them. 10300d3f14cSJohannes Berg */ 10400d3f14cSJohannes Berg bool has_erp_value; 1055628221cSDaniel Drake u8 erp_value; 106f0706e82SJiri Benc }; 107f0706e82SJiri Benc 108c2b13452SJohannes Berg static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss) 109902acc78SJohannes Berg { 110902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 111902acc78SJohannes Berg return bss->mesh_cfg; 112902acc78SJohannes Berg #endif 113902acc78SJohannes Berg return NULL; 114902acc78SJohannes Berg } 115902acc78SJohannes Berg 116c2b13452SJohannes Berg static inline u8 *bss_mesh_id(struct ieee80211_bss *bss) 117902acc78SJohannes Berg { 118902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 119902acc78SJohannes Berg return bss->mesh_id; 120902acc78SJohannes Berg #endif 121902acc78SJohannes Berg return NULL; 122902acc78SJohannes Berg } 123902acc78SJohannes Berg 124c2b13452SJohannes Berg static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss) 125902acc78SJohannes Berg { 126902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 127902acc78SJohannes Berg return bss->mesh_id_len; 128902acc78SJohannes Berg #endif 129902acc78SJohannes Berg return 0; 130902acc78SJohannes Berg } 131902acc78SJohannes Berg 132f0706e82SJiri Benc 1339ae54c84SJohannes Berg typedef unsigned __bitwise__ ieee80211_tx_result; 1349ae54c84SJohannes Berg #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) 1359ae54c84SJohannes Berg #define TX_DROP ((__force ieee80211_tx_result) 1u) 1369ae54c84SJohannes Berg #define TX_QUEUED ((__force ieee80211_tx_result) 2u) 1379ae54c84SJohannes Berg 1385cf121c3SJohannes Berg #define IEEE80211_TX_FRAGMENTED BIT(0) 1395cf121c3SJohannes Berg #define IEEE80211_TX_UNICAST BIT(1) 1405cf121c3SJohannes Berg #define IEEE80211_TX_PS_BUFFERED BIT(2) 1419ae54c84SJohannes Berg 1425cf121c3SJohannes Berg struct ieee80211_tx_data { 143f0706e82SJiri Benc struct sk_buff *skb; 144f0706e82SJiri Benc struct net_device *dev; 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 152f0706e82SJiri Benc /* Extra fragments (in addition to the first fragment 153f0706e82SJiri Benc * in skb) */ 154f0706e82SJiri Benc struct sk_buff **extra_frag; 155056cdd59SJohannes Berg int num_extra_frag; 156056cdd59SJohannes Berg 157a4b7d7bdSHarvey Harrison u16 ethertype; 158056cdd59SJohannes Berg unsigned int flags; 1595cf121c3SJohannes Berg }; 1605cf121c3SJohannes Berg 1615cf121c3SJohannes Berg 1625cf121c3SJohannes Berg typedef unsigned __bitwise__ ieee80211_rx_result; 1635cf121c3SJohannes Berg #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) 1645cf121c3SJohannes Berg #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) 1655cf121c3SJohannes Berg #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) 1665cf121c3SJohannes Berg #define RX_QUEUED ((__force ieee80211_rx_result) 3u) 1675cf121c3SJohannes Berg 1685cf121c3SJohannes Berg #define IEEE80211_RX_IN_SCAN BIT(0) 1695cf121c3SJohannes Berg /* frame is destined to interface currently processed (incl. multicast frames) */ 1705cf121c3SJohannes Berg #define IEEE80211_RX_RA_MATCH BIT(1) 1715cf121c3SJohannes Berg #define IEEE80211_RX_AMSDU BIT(2) 1725cf121c3SJohannes Berg #define IEEE80211_RX_CMNTR_REPORTED BIT(3) 1735cf121c3SJohannes Berg #define IEEE80211_RX_FRAGMENTED BIT(4) 1745cf121c3SJohannes Berg 1755cf121c3SJohannes Berg struct ieee80211_rx_data { 1765cf121c3SJohannes Berg struct sk_buff *skb; 1775cf121c3SJohannes Berg struct net_device *dev; 1785cf121c3SJohannes Berg struct ieee80211_local *local; 1795cf121c3SJohannes Berg struct ieee80211_sub_if_data *sdata; 1805cf121c3SJohannes Berg struct sta_info *sta; 1815cf121c3SJohannes Berg struct ieee80211_key *key; 182f0706e82SJiri Benc struct ieee80211_rx_status *status; 1838318d78aSJohannes Berg struct ieee80211_rate *rate; 184056cdd59SJohannes Berg 185056cdd59SJohannes Berg unsigned int flags; 186f0706e82SJiri Benc int sent_ps_buffered; 187f0706e82SJiri Benc int queue; 18850741ae0SJohannes Berg u32 tkip_iv32; 18950741ae0SJohannes Berg u16 tkip_iv16; 190f0706e82SJiri Benc }; 191f0706e82SJiri Benc 192f0706e82SJiri Benc struct ieee80211_tx_stored_packet { 193f0706e82SJiri Benc struct sk_buff *skb; 194f0706e82SJiri Benc struct sk_buff **extra_frag; 195056cdd59SJohannes Berg int num_extra_frag; 196f0706e82SJiri Benc }; 197f0706e82SJiri Benc 1985dfdaf58SJohannes Berg struct beacon_data { 1995dfdaf58SJohannes Berg u8 *head, *tail; 2005dfdaf58SJohannes Berg int head_len, tail_len; 2015dfdaf58SJohannes Berg int dtim_period; 2025dfdaf58SJohannes Berg }; 2035dfdaf58SJohannes Berg 204f0706e82SJiri Benc struct ieee80211_if_ap { 2055dfdaf58SJohannes Berg struct beacon_data *beacon; 206f0706e82SJiri Benc 2070ec3ca44SJohannes Berg struct list_head vlans; 2080ec3ca44SJohannes Berg 209f0706e82SJiri Benc /* yes, this looks ugly, but guarantees that we can later use 210f0706e82SJiri Benc * bitmap_empty :) 211004c872eSJohannes Berg * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 212f0706e82SJiri Benc u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; 213f0706e82SJiri Benc struct sk_buff_head ps_bc_buf; 214056cdd59SJohannes Berg atomic_t num_sta_ps; /* number of stations in PS mode */ 2155dfdaf58SJohannes Berg int dtim_count; 216f0706e82SJiri Benc }; 217f0706e82SJiri Benc 218f0706e82SJiri Benc struct ieee80211_if_wds { 219f0706e82SJiri Benc struct sta_info *sta; 220056cdd59SJohannes Berg u8 remote_addr[ETH_ALEN]; 221f0706e82SJiri Benc }; 222f0706e82SJiri Benc 223f0706e82SJiri Benc struct ieee80211_if_vlan { 2240ec3ca44SJohannes Berg struct list_head list; 225f0706e82SJiri Benc }; 226f0706e82SJiri Benc 227ee385855SLuis Carlos Cobo struct mesh_stats { 228ee385855SLuis Carlos Cobo __u32 fwded_frames; /* Mesh forwarded frames */ 229ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 230ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 231ee385855SLuis Carlos Cobo atomic_t estab_plinks; 232ee385855SLuis Carlos Cobo }; 233ee385855SLuis Carlos Cobo 234ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 235ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 236ee385855SLuis Carlos Cobo struct mesh_preq_queue { 237ee385855SLuis Carlos Cobo struct list_head list; 238ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 239ee385855SLuis Carlos Cobo u8 flags; 240ee385855SLuis Carlos Cobo }; 241ee385855SLuis Carlos Cobo 24246900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 243d6f2da5bSJiri Slaby #define IEEE80211_STA_SSID_SET BIT(0) 244d6f2da5bSJiri Slaby #define IEEE80211_STA_BSSID_SET BIT(1) 245d6f2da5bSJiri Slaby #define IEEE80211_STA_PREV_BSSID_SET BIT(2) 246d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTHENTICATED BIT(3) 247d6f2da5bSJiri Slaby #define IEEE80211_STA_ASSOCIATED BIT(4) 248d6f2da5bSJiri Slaby #define IEEE80211_STA_PROBEREQ_POLL BIT(5) 249d6f2da5bSJiri Slaby #define IEEE80211_STA_CREATE_IBSS BIT(6) 250d6f2da5bSJiri Slaby #define IEEE80211_STA_MIXED_CELL BIT(7) 251d6f2da5bSJiri Slaby #define IEEE80211_STA_WMM_ENABLED BIT(8) 252d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_SSID_SEL BIT(10) 253d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_BSSID_SEL BIT(11) 254d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12) 2555b98b1f7SJohannes Berg #define IEEE80211_STA_PRIVACY_INVOKED BIT(13) 256eb46936bSVasanthakumar Thiagarajan #define IEEE80211_STA_TKIP_WEP_USED BIT(14) 257c481ec97SSujith #define IEEE80211_STA_CSA_RECEIVED BIT(15) 2585394af4dSJouni Malinen #define IEEE80211_STA_MFP_ENABLED BIT(16) 25948c2fc59STomas Winkler /* flags for MLME request */ 26048c2fc59STomas Winkler #define IEEE80211_STA_REQ_SCAN 0 2619859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_DIRECT_PROBE 1 2629859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_AUTH 2 2639859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_RUN 3 26448c2fc59STomas Winkler 26548c2fc59STomas Winkler /* bitfield of allowed auth algs */ 26648c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_OPEN BIT(0) 26748c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) 26848c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_LEAP BIT(2) 26948c2fc59STomas Winkler 27046900298SJohannes Berg struct ieee80211_if_managed { 271056cdd59SJohannes Berg struct timer_list timer; 272c481ec97SSujith struct timer_list chswitch_timer; 273056cdd59SJohannes Berg struct work_struct work; 274c481ec97SSujith struct work_struct chswitch_work; 27546900298SJohannes Berg 276056cdd59SJohannes Berg u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; 27746900298SJohannes Berg 278056cdd59SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 279f0706e82SJiri Benc size_t ssid_len; 28046900298SJohannes Berg 28146900298SJohannes Berg enum { 28246900298SJohannes Berg IEEE80211_STA_MLME_DISABLED, 28346900298SJohannes Berg IEEE80211_STA_MLME_DIRECT_PROBE, 28446900298SJohannes Berg IEEE80211_STA_MLME_AUTHENTICATE, 28546900298SJohannes Berg IEEE80211_STA_MLME_ASSOCIATE, 28646900298SJohannes Berg IEEE80211_STA_MLME_ASSOCIATED, 28746900298SJohannes Berg } state; 28846900298SJohannes Berg 289f0706e82SJiri Benc u16 aid; 290f0706e82SJiri Benc u16 ap_capab, capab; 291f0706e82SJiri Benc u8 *extra_ie; /* to be added to the end of AssocReq */ 292f0706e82SJiri Benc size_t extra_ie_len; 293f0706e82SJiri Benc 294f0706e82SJiri Benc /* The last AssocReq/Resp IEs */ 295f0706e82SJiri Benc u8 *assocreq_ies, *assocresp_ies; 296f0706e82SJiri Benc size_t assocreq_ies_len, assocresp_ies_len; 297f0706e82SJiri Benc 298056cdd59SJohannes Berg struct sk_buff_head skb_queue; 299056cdd59SJohannes Berg 3006042a3e3SRon Rindjunsky int assoc_scan_tries; /* number of scans done pre-association */ 3019859b81eSRon Rindjunsky int direct_probe_tries; /* retries for direct probes */ 3026042a3e3SRon Rindjunsky int auth_tries; /* retries for auth req */ 3036042a3e3SRon Rindjunsky int assoc_tries; /* retries for assoc req */ 304f0706e82SJiri Benc 305056cdd59SJohannes Berg unsigned long request; 306056cdd59SJohannes Berg 307056cdd59SJohannes Berg unsigned long last_probe; 308056cdd59SJohannes Berg 309d6f2da5bSJiri Slaby unsigned int flags; 310f0706e82SJiri Benc 311f0706e82SJiri Benc unsigned int auth_algs; /* bitfield of allowed auth algs */ 312f0706e82SJiri Benc int auth_alg; /* currently used IEEE 802.11 authentication algorithm */ 313f0706e82SJiri Benc int auth_transaction; 314f0706e82SJiri Benc 315fdfacf0aSJouni Malinen enum { 316fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 317fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 318fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 319fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 320fdfacf0aSJouni Malinen 321f0706e82SJiri Benc int wmm_last_param_set; 3229aed3cc1SJouni Malinen 3239aed3cc1SJouni Malinen /* Extra IE data for management frames */ 3249aed3cc1SJouni Malinen u8 *ie_probereq; 3259aed3cc1SJouni Malinen size_t ie_probereq_len; 3269aed3cc1SJouni Malinen u8 *ie_proberesp; 3279aed3cc1SJouni Malinen size_t ie_proberesp_len; 3289aed3cc1SJouni Malinen u8 *ie_auth; 3299aed3cc1SJouni Malinen size_t ie_auth_len; 3309aed3cc1SJouni Malinen u8 *ie_assocreq; 3319aed3cc1SJouni Malinen size_t ie_assocreq_len; 3329aed3cc1SJouni Malinen u8 *ie_reassocreq; 3339aed3cc1SJouni Malinen size_t ie_reassocreq_len; 3349aed3cc1SJouni Malinen u8 *ie_deauth; 3359aed3cc1SJouni Malinen size_t ie_deauth_len; 3369aed3cc1SJouni Malinen u8 *ie_disassoc; 3379aed3cc1SJouni Malinen size_t ie_disassoc_len; 338f0706e82SJiri Benc }; 339f0706e82SJiri Benc 34046900298SJohannes Berg enum ieee80211_ibss_flags { 34146900298SJohannes Berg IEEE80211_IBSS_AUTO_CHANNEL_SEL = BIT(0), 34246900298SJohannes Berg IEEE80211_IBSS_AUTO_BSSID_SEL = BIT(1), 34346900298SJohannes Berg IEEE80211_IBSS_BSSID_SET = BIT(2), 34446900298SJohannes Berg IEEE80211_IBSS_PREV_BSSID_SET = BIT(3), 34546900298SJohannes Berg IEEE80211_IBSS_SSID_SET = BIT(4), 34646900298SJohannes Berg }; 34746900298SJohannes Berg 34846900298SJohannes Berg enum ieee80211_ibss_request { 34946900298SJohannes Berg IEEE80211_IBSS_REQ_RUN = 0, 35046900298SJohannes Berg }; 35146900298SJohannes Berg 35246900298SJohannes Berg struct ieee80211_if_ibss { 35346900298SJohannes Berg struct timer_list timer; 35446900298SJohannes Berg struct work_struct work; 35546900298SJohannes Berg 35646900298SJohannes Berg struct sk_buff_head skb_queue; 35746900298SJohannes Berg 35846900298SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 35946900298SJohannes Berg u8 ssid_len; 36046900298SJohannes Berg 36146900298SJohannes Berg u32 flags; 36246900298SJohannes Berg 36346900298SJohannes Berg u8 bssid[ETH_ALEN]; 36446900298SJohannes Berg 36546900298SJohannes Berg unsigned long request; 36646900298SJohannes Berg 36746900298SJohannes Berg unsigned long ibss_join_req; 36846900298SJohannes Berg struct sk_buff *probe_resp; /* ProbeResp template for IBSS */ 36946900298SJohannes Berg 37046900298SJohannes Berg enum { 37146900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 37246900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 37346900298SJohannes Berg } state; 37446900298SJohannes Berg }; 37546900298SJohannes Berg 376472dbc45SJohannes Berg struct ieee80211_if_mesh { 377472dbc45SJohannes Berg struct work_struct work; 378472dbc45SJohannes Berg struct timer_list housekeeping_timer; 379472dbc45SJohannes Berg struct timer_list mesh_path_timer; 380472dbc45SJohannes Berg struct sk_buff_head skb_queue; 381472dbc45SJohannes Berg 382472dbc45SJohannes Berg bool housekeeping; 383472dbc45SJohannes Berg 384472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 385472dbc45SJohannes Berg size_t mesh_id_len; 386472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 387472dbc45SJohannes Berg u8 mesh_pp_id[4]; 388472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 389472dbc45SJohannes Berg u8 mesh_pm_id[4]; 390472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 391472dbc45SJohannes Berg u8 mesh_cc_id[4]; 392472dbc45SJohannes Berg /* Local mesh Destination Sequence Number */ 393472dbc45SJohannes Berg u32 dsn; 394472dbc45SJohannes Berg /* Last used PREQ ID */ 395472dbc45SJohannes Berg u32 preq_id; 396472dbc45SJohannes Berg atomic_t mpaths; 397472dbc45SJohannes Berg /* Timestamp of last DSN update */ 398472dbc45SJohannes Berg unsigned long last_dsn_update; 399472dbc45SJohannes Berg /* Timestamp of last DSN sent */ 400472dbc45SJohannes Berg unsigned long last_preq; 401472dbc45SJohannes Berg struct mesh_rmc *rmc; 402472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 403472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 404472dbc45SJohannes Berg int preq_queue_len; 405472dbc45SJohannes Berg struct mesh_stats mshstats; 406472dbc45SJohannes Berg struct mesh_config mshcfg; 407472dbc45SJohannes Berg u32 mesh_seqnum; 408472dbc45SJohannes Berg bool accepting_plinks; 409472dbc45SJohannes Berg }; 410902acc78SJohannes Berg 411902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 412472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 413472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 414902acc78SJohannes Berg #else 415472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 416902acc78SJohannes Berg do { } while (0) 417902acc78SJohannes Berg #endif 418f0706e82SJiri Benc 419213cd118SJohannes Berg /** 420213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 421213cd118SJohannes Berg * 422213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 423213cd118SJohannes Berg * @IEEE80211_SDATA_PROMISC: interface is promisc 424213cd118SJohannes Berg * @IEEE80211_SDATA_USERSPACE_MLME: userspace MLME is active 425213cd118SJohannes Berg * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode 426213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 427213cd118SJohannes Berg * associated stations and deliver multicast frames both 428213cd118SJohannes Berg * back to wireless media and to the local net stack. 429213cd118SJohannes Berg */ 430213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 431213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 432213cd118SJohannes Berg IEEE80211_SDATA_PROMISC = BIT(1), 433213cd118SJohannes Berg IEEE80211_SDATA_USERSPACE_MLME = BIT(2), 434213cd118SJohannes Berg IEEE80211_SDATA_OPERATING_GMODE = BIT(3), 435213cd118SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(4), 436213cd118SJohannes Berg }; 437213cd118SJohannes Berg 438f0706e82SJiri Benc struct ieee80211_sub_if_data { 439f0706e82SJiri Benc struct list_head list; 440f0706e82SJiri Benc 441f0706e82SJiri Benc struct wireless_dev wdev; 442f0706e82SJiri Benc 44311a843b7SJohannes Berg /* keys */ 44411a843b7SJohannes Berg struct list_head key_list; 44511a843b7SJohannes Berg 446f0706e82SJiri Benc struct net_device *dev; 447f0706e82SJiri Benc struct ieee80211_local *local; 448f0706e82SJiri Benc 44913262ffdSJiri Slaby unsigned int flags; 4507e9ed188SDaniel Drake 451f0706e82SJiri Benc int drop_unencrypted; 452f0706e82SJiri Benc 453f0706e82SJiri Benc /* Fragment table for host-based reassembly */ 454f0706e82SJiri Benc struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; 455f0706e82SJiri Benc unsigned int fragment_next; 456f0706e82SJiri Benc 457f0706e82SJiri Benc #define NUM_DEFAULT_KEYS 4 4583cfcf6acSJouni Malinen #define NUM_DEFAULT_MGMT_KEYS 2 4593cfcf6acSJouni Malinen struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; 460f0706e82SJiri Benc struct ieee80211_key *default_key; 4613cfcf6acSJouni Malinen struct ieee80211_key *default_mgmt_key; 462f0706e82SJiri Benc 46394778280SJohannes Berg u16 sequence_number; 46494778280SJohannes Berg 4653e122be0SJohannes Berg /* 4663e122be0SJohannes Berg * AP this belongs to: self in AP mode and 4673e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 4683e122be0SJohannes Berg * all others (might be needed later in IBSS) 4693e122be0SJohannes Berg */ 4703e122be0SJohannes Berg struct ieee80211_if_ap *bss; 4713e122be0SJohannes Berg 4723e122be0SJohannes Berg int force_unicast_rateidx; /* forced TX rateidx for unicast frames */ 4733e122be0SJohannes Berg int max_ratectrl_rateidx; /* max TX rateidx for rate control */ 474f0706e82SJiri Benc 475f0706e82SJiri Benc union { 476f0706e82SJiri Benc struct ieee80211_if_ap ap; 477f0706e82SJiri Benc struct ieee80211_if_wds wds; 478f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 47946900298SJohannes Berg struct ieee80211_if_managed mgd; 48046900298SJohannes Berg struct ieee80211_if_ibss ibss; 481472dbc45SJohannes Berg #ifdef CONFIG_MAC80211_MESH 482472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 483472dbc45SJohannes Berg #endif 4848cc9a739SMichael Wu u32 mntr_flags; 485f0706e82SJiri Benc } u; 486e9f207f0SJiri Benc 487e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 488e9f207f0SJiri Benc struct dentry *debugfsdir; 489e9f207f0SJiri Benc union { 490e9f207f0SJiri Benc struct { 491e9f207f0SJiri Benc struct dentry *drop_unencrypted; 492e9f207f0SJiri Benc struct dentry *state; 493e9f207f0SJiri Benc struct dentry *bssid; 494e9f207f0SJiri Benc struct dentry *prev_bssid; 495e9f207f0SJiri Benc struct dentry *ssid_len; 496e9f207f0SJiri Benc struct dentry *aid; 497e9f207f0SJiri Benc struct dentry *ap_capab; 498e9f207f0SJiri Benc struct dentry *capab; 499e9f207f0SJiri Benc struct dentry *extra_ie_len; 500e9f207f0SJiri Benc struct dentry *auth_tries; 501e9f207f0SJiri Benc struct dentry *assoc_tries; 502e9f207f0SJiri Benc struct dentry *auth_algs; 503e9f207f0SJiri Benc struct dentry *auth_alg; 504e9f207f0SJiri Benc struct dentry *auth_transaction; 505e9f207f0SJiri Benc struct dentry *flags; 50693015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 50793015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 508e9f207f0SJiri Benc } sta; 509e9f207f0SJiri Benc struct { 510e9f207f0SJiri Benc struct dentry *drop_unencrypted; 511e9f207f0SJiri Benc struct dentry *num_sta_ps; 512e9f207f0SJiri Benc struct dentry *dtim_count; 513e9f207f0SJiri Benc struct dentry *force_unicast_rateidx; 514e9f207f0SJiri Benc struct dentry *max_ratectrl_rateidx; 515e9f207f0SJiri Benc struct dentry *num_buffered_multicast; 516e9f207f0SJiri Benc } ap; 517e9f207f0SJiri Benc struct { 518e9f207f0SJiri Benc struct dentry *drop_unencrypted; 519e9f207f0SJiri Benc struct dentry *peer; 52093015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 52193015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 522e9f207f0SJiri Benc } wds; 523e9f207f0SJiri Benc struct { 524e9f207f0SJiri Benc struct dentry *drop_unencrypted; 52593015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 52693015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 527e9f207f0SJiri Benc } vlan; 528e9f207f0SJiri Benc struct { 529e9f207f0SJiri Benc struct dentry *mode; 530e9f207f0SJiri Benc } monitor; 531e9f207f0SJiri Benc } debugfs; 5322b58b209SJouni Malinen struct { 5332b58b209SJouni Malinen struct dentry *default_key; 5343cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 5352b58b209SJouni Malinen } common_debugfs; 536ee385855SLuis Carlos Cobo 537ee385855SLuis Carlos Cobo #ifdef CONFIG_MAC80211_MESH 538ee385855SLuis Carlos Cobo struct dentry *mesh_stats_dir; 539ee385855SLuis Carlos Cobo struct { 540ee385855SLuis Carlos Cobo struct dentry *fwded_frames; 541ee385855SLuis Carlos Cobo struct dentry *dropped_frames_ttl; 542ee385855SLuis Carlos Cobo struct dentry *dropped_frames_no_route; 543ee385855SLuis Carlos Cobo struct dentry *estab_plinks; 544ee385855SLuis Carlos Cobo struct timer_list mesh_path_timer; 545ee385855SLuis Carlos Cobo } mesh_stats; 546ee385855SLuis Carlos Cobo 547ee385855SLuis Carlos Cobo struct dentry *mesh_config_dir; 548ee385855SLuis Carlos Cobo struct { 549ee385855SLuis Carlos Cobo struct dentry *dot11MeshRetryTimeout; 550ee385855SLuis Carlos Cobo struct dentry *dot11MeshConfirmTimeout; 551ee385855SLuis Carlos Cobo struct dentry *dot11MeshHoldingTimeout; 552ee385855SLuis Carlos Cobo struct dentry *dot11MeshMaxRetries; 553ee385855SLuis Carlos Cobo struct dentry *dot11MeshTTL; 554ee385855SLuis Carlos Cobo struct dentry *auto_open_plinks; 555ee385855SLuis Carlos Cobo struct dentry *dot11MeshMaxPeerLinks; 556ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPactivePathTimeout; 557ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPpreqMinInterval; 558ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPnetDiameterTraversalTime; 559ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPmaxPREQretries; 560ee385855SLuis Carlos Cobo struct dentry *path_refresh_time; 561ee385855SLuis Carlos Cobo struct dentry *min_discovery_timeout; 562ee385855SLuis Carlos Cobo } mesh_config; 563ee385855SLuis Carlos Cobo #endif 564ee385855SLuis Carlos Cobo 565e9f207f0SJiri Benc #endif 56632bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 56732bfd35dSJohannes Berg struct ieee80211_vif vif; 568f0706e82SJiri Benc }; 569f0706e82SJiri Benc 57032bfd35dSJohannes Berg static inline 57132bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 57232bfd35dSJohannes Berg { 57332bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 57432bfd35dSJohannes Berg } 57532bfd35dSJohannes Berg 576472dbc45SJohannes Berg static inline void 577472dbc45SJohannes Berg ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata, 578472dbc45SJohannes Berg u8 mesh_id_len, u8 *mesh_id) 579472dbc45SJohannes Berg { 580472dbc45SJohannes Berg #ifdef CONFIG_MAC80211_MESH 581472dbc45SJohannes Berg struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; 582472dbc45SJohannes Berg ifmsh->mesh_id_len = mesh_id_len; 583472dbc45SJohannes Berg memcpy(ifmsh->mesh_id, mesh_id, mesh_id_len); 584472dbc45SJohannes Berg #else 585472dbc45SJohannes Berg WARN_ON(1); 586472dbc45SJohannes Berg #endif 587472dbc45SJohannes Berg } 588472dbc45SJohannes Berg 589f0706e82SJiri Benc enum { 590f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 591f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 592eadc8d9eSRon Rindjunsky IEEE80211_DELBA_MSG = 3, 593eadc8d9eSRon Rindjunsky IEEE80211_ADDBA_MSG = 4, 594f0706e82SJiri Benc }; 595f0706e82SJiri Benc 596ce7c9111SKalle Valo enum queue_stop_reason { 597ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 598520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 59996f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 60096f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 601ce7c9111SKalle Valo }; 602ce7c9111SKalle Valo 603133b8226SJohannes Berg struct ieee80211_master_priv { 604133b8226SJohannes Berg struct ieee80211_local *local; 605133b8226SJohannes Berg }; 606133b8226SJohannes Berg 607f0706e82SJiri Benc struct ieee80211_local { 608f0706e82SJiri Benc /* embed the driver visible part. 609f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 610f0706e82SJiri Benc * it first anyway so they become a no-op */ 611f0706e82SJiri Benc struct ieee80211_hw hw; 612f0706e82SJiri Benc 613f0706e82SJiri Benc const struct ieee80211_ops *ops; 614f0706e82SJiri Benc 61596f5e66eSJohannes Berg /* AC queue corresponding to each AMPDU queue */ 61696f5e66eSJohannes Berg s8 ampdu_ac_queue[IEEE80211_MAX_AMPDU_QUEUES]; 61796f5e66eSJohannes Berg unsigned int amdpu_ac_stop_refcnt[IEEE80211_MAX_AMPDU_QUEUES]; 61896f5e66eSJohannes Berg 61996f5e66eSJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES + 62096f5e66eSJohannes Berg IEEE80211_MAX_AMPDU_QUEUES]; 62196f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 622ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 62396f5e66eSJohannes Berg 624f0706e82SJiri Benc struct net_device *mdev; /* wmaster# - "master" 802.11 device */ 625f0706e82SJiri Benc int open_count; 6263d30d949SMichael Wu int monitors, cooked_mntrs; 6278cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 6288cc9a739SMichael Wu int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss; 6294150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 630f0706e82SJiri Benc struct iw_statistics wstats; 631d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 632b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 633f0706e82SJiri Benc 634f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 635f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 636f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 637f0706e82SJiri Benc * queues increases over the limit. */ 638f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 639f0706e82SJiri Benc struct tasklet_struct tasklet; 640f0706e82SJiri Benc struct sk_buff_head skb_queue; 641f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 642f0706e82SJiri Benc 643d0709a65SJohannes Berg /* Station data */ 644d0709a65SJohannes Berg /* 645d0709a65SJohannes Berg * The lock only protects the list, hash, timer and counter 646d0709a65SJohannes Berg * against manipulation, reads are done in RCU. Additionally, 647b16bd15cSJohannes Berg * the lock protects each BSS's TIM bitmap. 648d0709a65SJohannes Berg */ 649d0709a65SJohannes Berg spinlock_t sta_lock; 650d0709a65SJohannes Berg unsigned long num_sta; 651f0706e82SJiri Benc struct list_head sta_list; 652dc6676b7SJohannes Berg struct list_head sta_flush_list; 653dc6676b7SJohannes Berg struct work_struct sta_flush_work; 654f0706e82SJiri Benc struct sta_info *sta_hash[STA_HASH_SIZE]; 655f0706e82SJiri Benc struct timer_list sta_cleanup; 656f0706e82SJiri Benc 657e2530083SJohannes Berg unsigned long queues_pending[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)]; 658f8e79dddSTomas Winkler unsigned long queues_pending_run[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)]; 659eefce91aSJohannes Berg struct ieee80211_tx_stored_packet pending_packet[IEEE80211_MAX_QUEUES]; 660f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 661f0706e82SJiri Benc 662f0706e82SJiri Benc /* number of interfaces with corresponding IFF_ flags */ 66353918994SJohannes Berg atomic_t iff_allmultis, iff_promiscs; 664f0706e82SJiri Benc 665f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 666f0706e82SJiri Benc 667f0706e82SJiri Benc int rts_threshold; 668f0706e82SJiri Benc int fragmentation_threshold; 669f0706e82SJiri Benc 670f0706e82SJiri Benc struct crypto_blkcipher *wep_tx_tfm; 671f0706e82SJiri Benc struct crypto_blkcipher *wep_rx_tfm; 672f0706e82SJiri Benc u32 wep_iv; 673f0706e82SJiri Benc 674c771c9d8SJohannes Berg /* see iface.c */ 67579010420SJohannes Berg struct list_head interfaces; 676c771c9d8SJohannes Berg struct mutex iflist_mtx; 67779010420SJohannes Berg 678b16bd15cSJohannes Berg /* 679b16bd15cSJohannes Berg * Key lock, protects sdata's key_list and sta_info's 680b16bd15cSJohannes Berg * key pointers (write access, they're RCU.) 681b16bd15cSJohannes Berg */ 682b16bd15cSJohannes Berg spinlock_t key_lock; 683b16bd15cSJohannes Berg 684b16bd15cSJohannes Berg 685c2b13452SJohannes Berg /* Scanning and BSS list */ 686c2b13452SJohannes Berg bool sw_scanning, hw_scanning; 6872a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 6882a519311SJohannes Berg struct cfg80211_scan_request int_scan_req; 6892a519311SJohannes Berg struct cfg80211_scan_request *scan_req; 6902a519311SJohannes Berg struct ieee80211_channel *scan_channel; 691f0706e82SJiri Benc int scan_channel_idx; 6928318d78aSJohannes Berg 693f0706e82SJiri Benc enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; 694f0706e82SJiri Benc unsigned long last_scan_completed; 695f0706e82SJiri Benc struct delayed_work scan_work; 696491775a5SJohannes Berg struct ieee80211_sub_if_data *scan_sdata; 697094d05dcSSujith enum nl80211_channel_type oper_channel_type; 6982a519311SJohannes Berg struct ieee80211_channel *oper_channel, *csa_channel; 699f0706e82SJiri Benc 700f0706e82SJiri Benc /* SNMP counters */ 701f0706e82SJiri Benc /* dot11CountersTable */ 702f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 703f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 704f0706e82SJiri Benc u32 dot11FailedCount; 705f0706e82SJiri Benc u32 dot11RetryCount; 706f0706e82SJiri Benc u32 dot11MultipleRetryCount; 707f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 708f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 709f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 710f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 711f0706e82SJiri Benc 712f0706e82SJiri Benc #ifdef CONFIG_MAC80211_LEDS 713f0706e82SJiri Benc int tx_led_counter, rx_led_counter; 714cdcb006fSIvo van Doorn struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; 715cdcb006fSIvo van Doorn char tx_led_name[32], rx_led_name[32], 716cdcb006fSIvo van Doorn assoc_led_name[32], radio_led_name[32]; 717f0706e82SJiri Benc #endif 718f0706e82SJiri Benc 719e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 720e9f207f0SJiri Benc struct work_struct sta_debugfs_add; 721e9f207f0SJiri Benc #endif 722e9f207f0SJiri Benc 723f0706e82SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 724f0706e82SJiri Benc /* TX/RX handler statistics */ 725f0706e82SJiri Benc unsigned int tx_handlers_drop; 726f0706e82SJiri Benc unsigned int tx_handlers_queued; 727f0706e82SJiri Benc unsigned int tx_handlers_drop_unencrypted; 728f0706e82SJiri Benc unsigned int tx_handlers_drop_fragment; 729f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 730f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 731f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 732f0706e82SJiri Benc unsigned int rx_handlers_drop; 733f0706e82SJiri Benc unsigned int rx_handlers_queued; 734f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 735f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 736f0706e82SJiri Benc unsigned int rx_handlers_drop_short; 737f0706e82SJiri Benc unsigned int rx_handlers_drop_passive_scan; 738f0706e82SJiri Benc unsigned int tx_expand_skb_head; 739f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 740f0706e82SJiri Benc unsigned int rx_expand_skb_head; 741f0706e82SJiri Benc unsigned int rx_expand_skb_head2; 742f0706e82SJiri Benc unsigned int rx_handlers_fragments; 743f0706e82SJiri Benc unsigned int tx_status_drop; 744f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 745f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 746f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 747f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 748f0706e82SJiri Benc 749f0706e82SJiri Benc 750f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 751f0706e82SJiri Benc * multicast packets for power saving stations 752f0706e82SJiri Benc */ 753f0706e82SJiri Benc int wifi_wme_noack_test; 754f0706e82SJiri Benc unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ 755520eb820SKalle Valo 756e0cb686fSKalle Valo bool powersave; 757572e0012SKalle Valo bool pspolling; 758520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 759520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 760520eb820SKalle Valo struct timer_list dynamic_ps_timer; 761f0706e82SJiri Benc 7622bf30fabSJohannes Berg int user_power_level; /* in dBm */ 763a8302de9SVasanthakumar Thiagarajan int power_constr_level; /* in dBm */ 7642bf30fabSJohannes Berg 765e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 766e9f207f0SJiri Benc struct local_debugfsdentries { 7674b7679a5SJohannes Berg struct dentry *rcdir; 7684b7679a5SJohannes Berg struct dentry *rcname; 769e9f207f0SJiri Benc struct dentry *frequency; 770e9f207f0SJiri Benc struct dentry *rts_threshold; 771e9f207f0SJiri Benc struct dentry *fragmentation_threshold; 772e9f207f0SJiri Benc struct dentry *short_retry_limit; 773e9f207f0SJiri Benc struct dentry *long_retry_limit; 774e9f207f0SJiri Benc struct dentry *total_ps_buffered; 775e9f207f0SJiri Benc struct dentry *wep_iv; 776ae54c985SAlina Friedrichsen struct dentry *tsf; 777e9f207f0SJiri Benc struct dentry *statistics; 778e9f207f0SJiri Benc struct local_debugfsdentries_statsdentries { 779e9f207f0SJiri Benc struct dentry *transmitted_fragment_count; 780e9f207f0SJiri Benc struct dentry *multicast_transmitted_frame_count; 781e9f207f0SJiri Benc struct dentry *failed_count; 782e9f207f0SJiri Benc struct dentry *retry_count; 783e9f207f0SJiri Benc struct dentry *multiple_retry_count; 784e9f207f0SJiri Benc struct dentry *frame_duplicate_count; 785e9f207f0SJiri Benc struct dentry *received_fragment_count; 786e9f207f0SJiri Benc struct dentry *multicast_received_frame_count; 787e9f207f0SJiri Benc struct dentry *transmitted_frame_count; 788e9f207f0SJiri Benc struct dentry *wep_undecryptable_count; 789e9f207f0SJiri Benc struct dentry *num_scans; 790e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 791e9f207f0SJiri Benc struct dentry *tx_handlers_drop; 792e9f207f0SJiri Benc struct dentry *tx_handlers_queued; 793e9f207f0SJiri Benc struct dentry *tx_handlers_drop_unencrypted; 794e9f207f0SJiri Benc struct dentry *tx_handlers_drop_fragment; 795e9f207f0SJiri Benc struct dentry *tx_handlers_drop_wep; 796e9f207f0SJiri Benc struct dentry *tx_handlers_drop_not_assoc; 797e9f207f0SJiri Benc struct dentry *tx_handlers_drop_unauth_port; 798e9f207f0SJiri Benc struct dentry *rx_handlers_drop; 799e9f207f0SJiri Benc struct dentry *rx_handlers_queued; 800e9f207f0SJiri Benc struct dentry *rx_handlers_drop_nullfunc; 801e9f207f0SJiri Benc struct dentry *rx_handlers_drop_defrag; 802e9f207f0SJiri Benc struct dentry *rx_handlers_drop_short; 803e9f207f0SJiri Benc struct dentry *rx_handlers_drop_passive_scan; 804e9f207f0SJiri Benc struct dentry *tx_expand_skb_head; 805e9f207f0SJiri Benc struct dentry *tx_expand_skb_head_cloned; 806e9f207f0SJiri Benc struct dentry *rx_expand_skb_head; 807e9f207f0SJiri Benc struct dentry *rx_expand_skb_head2; 808e9f207f0SJiri Benc struct dentry *rx_handlers_fragments; 809e9f207f0SJiri Benc struct dentry *tx_status_drop; 810e9f207f0SJiri Benc #endif 811e9f207f0SJiri Benc struct dentry *dot11ACKFailureCount; 812e9f207f0SJiri Benc struct dentry *dot11RTSFailureCount; 813e9f207f0SJiri Benc struct dentry *dot11FCSErrorCount; 814e9f207f0SJiri Benc struct dentry *dot11RTSSuccessCount; 815e9f207f0SJiri Benc } stats; 816e9f207f0SJiri Benc struct dentry *stations; 817e9f207f0SJiri Benc struct dentry *keys; 818e9f207f0SJiri Benc } debugfs; 819e9f207f0SJiri Benc #endif 820f0706e82SJiri Benc }; 821f0706e82SJiri Benc 8223e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 8233e122be0SJohannes Berg IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) 8243e122be0SJohannes Berg { 8253e122be0SJohannes Berg struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); 8263e122be0SJohannes Berg 8273e122be0SJohannes Berg BUG_ON(!local || local->mdev == dev); 8283e122be0SJohannes Berg 8293e122be0SJohannes Berg return netdev_priv(dev); 8303e122be0SJohannes Berg } 8313e122be0SJohannes Berg 832eadc8d9eSRon Rindjunsky /* this struct represents 802.11n's RA/TID combination */ 833eadc8d9eSRon Rindjunsky struct ieee80211_ra_tid { 834eadc8d9eSRon Rindjunsky u8 ra[ETH_ALEN]; 835eadc8d9eSRon Rindjunsky u16 tid; 836eadc8d9eSRon Rindjunsky }; 837eadc8d9eSRon Rindjunsky 838ee385855SLuis Carlos Cobo /* Parsed Information Elements */ 839ee385855SLuis Carlos Cobo struct ieee802_11_elems { 84043ac2ca3SJouni Malinen u8 *ie_start; 84143ac2ca3SJouni Malinen size_t total_len; 84243ac2ca3SJouni Malinen 843ee385855SLuis Carlos Cobo /* pointers to IEs */ 844ee385855SLuis Carlos Cobo u8 *ssid; 845ee385855SLuis Carlos Cobo u8 *supp_rates; 846ee385855SLuis Carlos Cobo u8 *fh_params; 847ee385855SLuis Carlos Cobo u8 *ds_params; 848ee385855SLuis Carlos Cobo u8 *cf_params; 849ee385855SLuis Carlos Cobo u8 *tim; 850ee385855SLuis Carlos Cobo u8 *ibss_params; 851ee385855SLuis Carlos Cobo u8 *challenge; 852ee385855SLuis Carlos Cobo u8 *wpa; 853ee385855SLuis Carlos Cobo u8 *rsn; 854ee385855SLuis Carlos Cobo u8 *erp_info; 855ee385855SLuis Carlos Cobo u8 *ext_supp_rates; 856ee385855SLuis Carlos Cobo u8 *wmm_info; 857ee385855SLuis Carlos Cobo u8 *wmm_param; 85809914813SJohannes Berg struct ieee80211_ht_cap *ht_cap_elem; 859d9fe60deSJohannes Berg struct ieee80211_ht_info *ht_info_elem; 860ee385855SLuis Carlos Cobo u8 *mesh_config; 861ee385855SLuis Carlos Cobo u8 *mesh_id; 862ee385855SLuis Carlos Cobo u8 *peer_link; 863ee385855SLuis Carlos Cobo u8 *preq; 864ee385855SLuis Carlos Cobo u8 *prep; 865ee385855SLuis Carlos Cobo u8 *perr; 866f2df3859SAssaf Krauss u8 *ch_switch_elem; 867f2df3859SAssaf Krauss u8 *country_elem; 868f2df3859SAssaf Krauss u8 *pwr_constr_elem; 869f2df3859SAssaf Krauss u8 *quiet_elem; /* first quite element */ 870f797eb7eSJouni Malinen u8 *timeout_int; 871ee385855SLuis Carlos Cobo 872ee385855SLuis Carlos Cobo /* length of them, respectively */ 873ee385855SLuis Carlos Cobo u8 ssid_len; 874ee385855SLuis Carlos Cobo u8 supp_rates_len; 875ee385855SLuis Carlos Cobo u8 fh_params_len; 876ee385855SLuis Carlos Cobo u8 ds_params_len; 877ee385855SLuis Carlos Cobo u8 cf_params_len; 878ee385855SLuis Carlos Cobo u8 tim_len; 879ee385855SLuis Carlos Cobo u8 ibss_params_len; 880ee385855SLuis Carlos Cobo u8 challenge_len; 881ee385855SLuis Carlos Cobo u8 wpa_len; 882ee385855SLuis Carlos Cobo u8 rsn_len; 883ee385855SLuis Carlos Cobo u8 erp_info_len; 884ee385855SLuis Carlos Cobo u8 ext_supp_rates_len; 885ee385855SLuis Carlos Cobo u8 wmm_info_len; 886ee385855SLuis Carlos Cobo u8 wmm_param_len; 887ee385855SLuis Carlos Cobo u8 mesh_config_len; 888ee385855SLuis Carlos Cobo u8 mesh_id_len; 889ee385855SLuis Carlos Cobo u8 peer_link_len; 890ee385855SLuis Carlos Cobo u8 preq_len; 891ee385855SLuis Carlos Cobo u8 prep_len; 892ee385855SLuis Carlos Cobo u8 perr_len; 893f2df3859SAssaf Krauss u8 ch_switch_elem_len; 894f2df3859SAssaf Krauss u8 country_elem_len; 895f2df3859SAssaf Krauss u8 pwr_constr_elem_len; 896f2df3859SAssaf Krauss u8 quiet_elem_len; 897f2df3859SAssaf Krauss u8 num_of_quiet_elem; /* can be more the one */ 898f797eb7eSJouni Malinen u8 timeout_int_len; 899ee385855SLuis Carlos Cobo }; 900ee385855SLuis Carlos Cobo 901f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 902f0706e82SJiri Benc struct ieee80211_hw *hw) 903f0706e82SJiri Benc { 904f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 905f0706e82SJiri Benc } 906f0706e82SJiri Benc 907f0706e82SJiri Benc static inline struct ieee80211_hw *local_to_hw( 908f0706e82SJiri Benc struct ieee80211_local *local) 909f0706e82SJiri Benc { 910f0706e82SJiri Benc return &local->hw; 911f0706e82SJiri Benc } 912f0706e82SJiri Benc 913f0706e82SJiri Benc 914571ecf67SJohannes Berg static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) 915571ecf67SJohannes Berg { 916571ecf67SJohannes Berg return compare_ether_addr(raddr, addr) == 0 || 917571ecf67SJohannes Berg is_broadcast_ether_addr(raddr); 918571ecf67SJohannes Berg } 919571ecf67SJohannes Berg 920571ecf67SJohannes Berg 921e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 9229d139c81SJohannes Berg int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed); 9235cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 9249c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 9259c6bd790SJohannes Berg u32 changed); 9260d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 92746900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 928f0706e82SJiri Benc 9299c6bd790SJohannes Berg /* wireless extensions */ 930f0706e82SJiri Benc extern const struct iw_handler_def ieee80211_iw_handler_def; 93165b53e4cSDavid S. Miller 93246900298SJohannes Berg /* STA code */ 9339c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 93446900298SJohannes Berg ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, 93546900298SJohannes Berg struct sk_buff *skb, 936f0706e82SJiri Benc struct ieee80211_rx_status *rx_status); 937f698d856SJasper Bryant-Greene int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); 938f698d856SJasper Bryant-Greene int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); 939f698d856SJasper Bryant-Greene int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); 94046900298SJohannes Berg void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata); 9419c6bd790SJohannes Berg int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason); 9429c6bd790SJohannes Berg int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason); 943572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 944572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 9459c6bd790SJohannes Berg 94646900298SJohannes Berg /* IBSS code */ 94746900298SJohannes Berg int ieee80211_ibss_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); 94846900298SJohannes Berg int ieee80211_ibss_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); 94946900298SJohannes Berg int ieee80211_ibss_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); 95046900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 95146900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 95246900298SJohannes Berg ieee80211_rx_result 95346900298SJohannes Berg ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, 95446900298SJohannes Berg struct ieee80211_rx_status *rx_status); 95546900298SJohannes Berg struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, 95646900298SJohannes Berg u8 *bssid, u8 *addr, u32 supp_rates); 95746900298SJohannes Berg 9589c6bd790SJohannes Berg /* scan/BSS handling */ 95946900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 960c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 9612a519311SJohannes Berg struct cfg80211_scan_request *req); 962c2b13452SJohannes Berg int ieee80211_scan_results(struct ieee80211_local *local, 963ccc58057SDavid S. Miller struct iw_request_info *info, 964ccc58057SDavid S. Miller char *buf, size_t len); 965c2b13452SJohannes Berg ieee80211_rx_result 966c2b13452SJohannes Berg ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, 967c2b13452SJohannes Berg struct sk_buff *skb, 968f0706e82SJiri Benc struct ieee80211_rx_status *rx_status); 969c2b13452SJohannes Berg int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata, 970c2b13452SJohannes Berg char *ie, size_t len); 9719c6bd790SJohannes Berg 9720a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 973c2b13452SJohannes Berg int ieee80211_start_scan(struct ieee80211_sub_if_data *scan_sdata, 9742a519311SJohannes Berg struct cfg80211_scan_request *req); 975c2b13452SJohannes Berg struct ieee80211_bss * 97698c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 97798c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 97898c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 97998c8fccfSJohannes Berg size_t len, 98098c8fccfSJohannes Berg struct ieee802_11_elems *elems, 9812a519311SJohannes Berg struct ieee80211_channel *channel, 9822a519311SJohannes Berg bool beacon); 983c2b13452SJohannes Berg struct ieee80211_bss * 9845484e237SJohannes Berg ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, 9855484e237SJohannes Berg u8 *ssid, u8 ssid_len); 98698c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 987c2b13452SJohannes Berg struct ieee80211_bss *bss); 9887a947080SVasanthakumar Thiagarajan void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid, 9897a947080SVasanthakumar Thiagarajan int freq, u8 *ssid, u8 ssid_len); 990ee385855SLuis Carlos Cobo 9913e122be0SJohannes Berg /* interface handling */ 9923e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 99305c914feSJohannes Berg struct net_device **new_dev, enum nl80211_iftype type, 994ee385855SLuis Carlos Cobo struct vif_params *params); 995f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 99605c914feSJohannes Berg enum nl80211_iftype type); 997f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 99875636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 999f0706e82SJiri Benc 1000e2ebc74dSJohannes Berg /* tx handling */ 1001e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1002e2ebc74dSJohannes Berg void ieee80211_tx_pending(unsigned long data); 1003e2ebc74dSJohannes Berg int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev); 1004e2ebc74dSJohannes Berg int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); 1005e2ebc74dSJohannes Berg int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); 1006e2ebc74dSJohannes Berg 1007de1ede7aSJohannes Berg /* HT */ 1008ae5eb026SJohannes Berg void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, 1009ae5eb026SJohannes Berg struct ieee80211_ht_cap *ht_cap_ie, 1010d9fe60deSJohannes Berg struct ieee80211_sta_ht_cap *ht_cap); 1011ae5eb026SJohannes Berg u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, 1012ae5eb026SJohannes Berg struct ieee80211_ht_info *hti, 1013ae5eb026SJohannes Berg u16 ap_ht_cap_flags); 1014de1ede7aSJohannes Berg void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn); 1015b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1016b8695a8fSJohannes Berg const u8 *da, u16 tid, 1017b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 1018de1ede7aSJohannes Berg 1019de1ede7aSJohannes Berg void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da, 1020de1ede7aSJohannes Berg u16 tid, u16 initiator, u16 reason); 1021849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 1022849b7967SJohannes Berg u16 initiator, u16 reason); 10232dace10eSJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta); 1024de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1025de1ede7aSJohannes Berg struct sta_info *sta, 1026de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1027de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1028de1ede7aSJohannes Berg struct sta_info *sta, 1029de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1030de1ede7aSJohannes Berg size_t len); 1031de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1032de1ede7aSJohannes Berg struct sta_info *sta, 1033de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1034de1ede7aSJohannes Berg size_t len); 1035de1ede7aSJohannes Berg 1036849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1037849b7967SJohannes Berg enum ieee80211_back_parties initiator); 1038849b7967SJohannes Berg 103939192c0bSJohannes Berg /* Spectrum management */ 104039192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 104139192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 104239192c0bSJohannes Berg size_t len); 1043c481ec97SSujith void ieee80211_chswitch_timer(unsigned long data); 1044c481ec97SSujith void ieee80211_chswitch_work(struct work_struct *work); 1045c481ec97SSujith void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata, 1046c481ec97SSujith struct ieee80211_channel_sw_ie *sw_elem, 1047c481ec97SSujith struct ieee80211_bss *bss); 1048a8302de9SVasanthakumar Thiagarajan void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, 1049a8302de9SVasanthakumar Thiagarajan u16 capab_info, u8 *pwr_constr_elem, 1050a8302de9SVasanthakumar Thiagarajan u8 pwr_constr_elem_len); 105139192c0bSJohannes Berg 1052665af4fcSBob Copeland /* Suspend/resume */ 1053665af4fcSBob Copeland int __ieee80211_suspend(struct ieee80211_hw *hw); 1054665af4fcSBob Copeland int __ieee80211_resume(struct ieee80211_hw *hw); 1055665af4fcSBob Copeland 1056c2d1560aSJohannes Berg /* utility functions/constants */ 1057c2d1560aSJohannes Berg extern void *mac80211_wiphy_privid; /* for wiphy privid */ 1058c2d1560aSJohannes Berg extern const unsigned char rfc1042_header[6]; 1059c2d1560aSJohannes Berg extern const unsigned char bridge_tunnel_header[6]; 106071364716SRon Rindjunsky u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 106105c914feSJohannes Berg enum nl80211_iftype type); 1062c2d1560aSJohannes Berg int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, 1063c2d1560aSJohannes Berg int rate, int erp, int short_preamble); 1064f698d856SJasper Bryant-Greene void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, 1065eb063c17SJohannes Berg struct ieee80211_hdr *hdr); 10665825fe10SJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); 1067e50db65cSJohannes Berg void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, 1068e50db65cSJohannes Berg int encrypt); 10699c6bd790SJohannes Berg void ieee802_11_parse_elems(u8 *start, size_t len, 10709c6bd790SJohannes Berg struct ieee802_11_elems *elems); 1071e16751c3SJohannes Berg int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq); 1072881d948cSJohannes Berg u32 ieee80211_mandatory_rates(struct ieee80211_local *local, 107396dd22acSJohannes Berg enum ieee80211_band band); 1074f0706e82SJiri Benc 1075520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 1076520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 1077520eb820SKalle Valo void ieee80211_dynamic_ps_timer(unsigned long data); 1078a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 1079a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 1080a97b77b9SVivek Natarajan int powersave); 1081520eb820SKalle Valo 1082ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 1083ce7c9111SKalle Valo enum queue_stop_reason reason); 1084ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 1085ce7c9111SKalle Valo enum queue_stop_reason reason); 108696f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 108796f5e66eSJohannes Berg enum queue_stop_reason reason); 108896f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 108996f5e66eSJohannes Berg enum queue_stop_reason reason); 1090ce7c9111SKalle Valo 109146900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 109246900298SJohannes Berg u16 transaction, u16 auth_alg, 109346900298SJohannes Berg u8 *extra, size_t extra_len, 109446900298SJohannes Berg const u8 *bssid, int encrypt); 109546900298SJohannes Berg void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, 1096*70692ad2SJouni Malinen u8 *ssid, size_t ssid_len, 1097*70692ad2SJouni Malinen u8 *ie, size_t ie_len); 109846900298SJohannes Berg 109946900298SJohannes Berg void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, 110046900298SJohannes Berg const size_t supp_rates_len, 110146900298SJohannes Berg const u8 *supp_rates); 110246900298SJohannes Berg u32 ieee80211_sta_get_rates(struct ieee80211_local *local, 110346900298SJohannes Berg struct ieee802_11_elems *elems, 110446900298SJohannes Berg enum ieee80211_band band); 110546900298SJohannes Berg 1106f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 1107d9e8a70fSJohannes Berg #define debug_noinline noinline 1108d9e8a70fSJohannes Berg #else 1109d9e8a70fSJohannes Berg #define debug_noinline 1110d9e8a70fSJohannes Berg #endif 1111d9e8a70fSJohannes Berg 1112f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 1113