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) 2507986cf95SJohannes Berg /* hole at 7, please re-use */ 251d6f2da5bSJiri Slaby #define IEEE80211_STA_WMM_ENABLED BIT(8) 2527986cf95SJohannes Berg /* hole at 9, please re-use */ 253d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_SSID_SEL BIT(10) 254d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_BSSID_SEL BIT(11) 255d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12) 2565b98b1f7SJohannes Berg #define IEEE80211_STA_PRIVACY_INVOKED BIT(13) 257eb46936bSVasanthakumar Thiagarajan #define IEEE80211_STA_TKIP_WEP_USED BIT(14) 258c481ec97SSujith #define IEEE80211_STA_CSA_RECEIVED BIT(15) 2595394af4dSJouni Malinen #define IEEE80211_STA_MFP_ENABLED BIT(16) 260636a5d36SJouni Malinen #define IEEE80211_STA_EXT_SME BIT(17) 26148c2fc59STomas Winkler /* flags for MLME request */ 26248c2fc59STomas Winkler #define IEEE80211_STA_REQ_SCAN 0 2639859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_DIRECT_PROBE 1 2649859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_AUTH 2 2659859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_RUN 3 26648c2fc59STomas Winkler 26748c2fc59STomas Winkler /* bitfield of allowed auth algs */ 26848c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_OPEN BIT(0) 26948c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) 27048c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_LEAP BIT(2) 271636a5d36SJouni Malinen #define IEEE80211_AUTH_ALG_FT BIT(3) 27248c2fc59STomas Winkler 27346900298SJohannes Berg struct ieee80211_if_managed { 274056cdd59SJohannes Berg struct timer_list timer; 275c481ec97SSujith struct timer_list chswitch_timer; 276056cdd59SJohannes Berg struct work_struct work; 277c481ec97SSujith struct work_struct chswitch_work; 27804de8381SKalle Valo struct work_struct beacon_loss_work; 27946900298SJohannes Berg 280056cdd59SJohannes Berg u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; 28146900298SJohannes Berg 282056cdd59SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 283f0706e82SJiri Benc size_t ssid_len; 28446900298SJohannes Berg 28546900298SJohannes Berg enum { 28646900298SJohannes Berg IEEE80211_STA_MLME_DISABLED, 28746900298SJohannes Berg IEEE80211_STA_MLME_DIRECT_PROBE, 28846900298SJohannes Berg IEEE80211_STA_MLME_AUTHENTICATE, 28946900298SJohannes Berg IEEE80211_STA_MLME_ASSOCIATE, 29046900298SJohannes Berg IEEE80211_STA_MLME_ASSOCIATED, 29146900298SJohannes Berg } state; 29246900298SJohannes Berg 293f0706e82SJiri Benc u16 aid; 294f0706e82SJiri Benc u16 ap_capab, capab; 295f0706e82SJiri Benc u8 *extra_ie; /* to be added to the end of AssocReq */ 296f0706e82SJiri Benc size_t extra_ie_len; 297f0706e82SJiri Benc 298f0706e82SJiri Benc /* The last AssocReq/Resp IEs */ 299f0706e82SJiri Benc u8 *assocreq_ies, *assocresp_ies; 300f0706e82SJiri Benc size_t assocreq_ies_len, assocresp_ies_len; 301f0706e82SJiri Benc 302056cdd59SJohannes Berg struct sk_buff_head skb_queue; 303056cdd59SJohannes Berg 3046042a3e3SRon Rindjunsky int assoc_scan_tries; /* number of scans done pre-association */ 3059859b81eSRon Rindjunsky int direct_probe_tries; /* retries for direct probes */ 3066042a3e3SRon Rindjunsky int auth_tries; /* retries for auth req */ 3076042a3e3SRon Rindjunsky int assoc_tries; /* retries for assoc req */ 308f0706e82SJiri Benc 309056cdd59SJohannes Berg unsigned long request; 310056cdd59SJohannes Berg 311056cdd59SJohannes Berg unsigned long last_probe; 31215b7b062SKalle Valo unsigned long last_beacon; 313056cdd59SJohannes Berg 314d6f2da5bSJiri Slaby unsigned int flags; 315f0706e82SJiri Benc 316f0706e82SJiri Benc unsigned int auth_algs; /* bitfield of allowed auth algs */ 317f0706e82SJiri Benc int auth_alg; /* currently used IEEE 802.11 authentication algorithm */ 318f0706e82SJiri Benc int auth_transaction; 319f0706e82SJiri Benc 320fdfacf0aSJouni Malinen enum { 321fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 322fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 323fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 324fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 325fdfacf0aSJouni Malinen 326f0706e82SJiri Benc int wmm_last_param_set; 3279aed3cc1SJouni Malinen 3289aed3cc1SJouni Malinen /* Extra IE data for management frames */ 329636a5d36SJouni Malinen u8 *sme_auth_ie; 330636a5d36SJouni Malinen size_t sme_auth_ie_len; 331f0706e82SJiri Benc }; 332f0706e82SJiri Benc 33346900298SJohannes Berg enum ieee80211_ibss_flags { 33446900298SJohannes Berg IEEE80211_IBSS_AUTO_CHANNEL_SEL = BIT(0), 33546900298SJohannes Berg IEEE80211_IBSS_AUTO_BSSID_SEL = BIT(1), 33646900298SJohannes Berg IEEE80211_IBSS_BSSID_SET = BIT(2), 33746900298SJohannes Berg IEEE80211_IBSS_PREV_BSSID_SET = BIT(3), 33846900298SJohannes Berg IEEE80211_IBSS_SSID_SET = BIT(4), 33946900298SJohannes Berg }; 34046900298SJohannes Berg 34146900298SJohannes Berg enum ieee80211_ibss_request { 34246900298SJohannes Berg IEEE80211_IBSS_REQ_RUN = 0, 34346900298SJohannes Berg }; 34446900298SJohannes Berg 34546900298SJohannes Berg struct ieee80211_if_ibss { 34646900298SJohannes Berg struct timer_list timer; 34746900298SJohannes Berg struct work_struct work; 34846900298SJohannes Berg 34946900298SJohannes Berg struct sk_buff_head skb_queue; 35046900298SJohannes Berg 35146900298SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 35246900298SJohannes Berg u8 ssid_len; 35346900298SJohannes Berg 35446900298SJohannes Berg u32 flags; 35546900298SJohannes Berg 35646900298SJohannes Berg u8 bssid[ETH_ALEN]; 35746900298SJohannes Berg 35846900298SJohannes Berg unsigned long request; 35946900298SJohannes Berg 36046900298SJohannes Berg unsigned long ibss_join_req; 36146900298SJohannes Berg struct sk_buff *probe_resp; /* ProbeResp template for IBSS */ 36246900298SJohannes Berg 36346900298SJohannes Berg enum { 36446900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 36546900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 36646900298SJohannes Berg } state; 36746900298SJohannes Berg }; 36846900298SJohannes Berg 369472dbc45SJohannes Berg struct ieee80211_if_mesh { 370472dbc45SJohannes Berg struct work_struct work; 371472dbc45SJohannes Berg struct timer_list housekeeping_timer; 372472dbc45SJohannes Berg struct timer_list mesh_path_timer; 373472dbc45SJohannes Berg struct sk_buff_head skb_queue; 374472dbc45SJohannes Berg 375472dbc45SJohannes Berg bool housekeeping; 376472dbc45SJohannes Berg 377472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 378472dbc45SJohannes Berg size_t mesh_id_len; 379472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 380472dbc45SJohannes Berg u8 mesh_pp_id[4]; 381472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 382472dbc45SJohannes Berg u8 mesh_pm_id[4]; 383472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 384472dbc45SJohannes Berg u8 mesh_cc_id[4]; 385472dbc45SJohannes Berg /* Local mesh Destination Sequence Number */ 386472dbc45SJohannes Berg u32 dsn; 387472dbc45SJohannes Berg /* Last used PREQ ID */ 388472dbc45SJohannes Berg u32 preq_id; 389472dbc45SJohannes Berg atomic_t mpaths; 390472dbc45SJohannes Berg /* Timestamp of last DSN update */ 391472dbc45SJohannes Berg unsigned long last_dsn_update; 392472dbc45SJohannes Berg /* Timestamp of last DSN sent */ 393472dbc45SJohannes Berg unsigned long last_preq; 394472dbc45SJohannes Berg struct mesh_rmc *rmc; 395472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 396472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 397472dbc45SJohannes Berg int preq_queue_len; 398472dbc45SJohannes Berg struct mesh_stats mshstats; 399472dbc45SJohannes Berg struct mesh_config mshcfg; 400472dbc45SJohannes Berg u32 mesh_seqnum; 401472dbc45SJohannes Berg bool accepting_plinks; 402472dbc45SJohannes Berg }; 403902acc78SJohannes Berg 404902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 405472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 406472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 407902acc78SJohannes Berg #else 408472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 409902acc78SJohannes Berg do { } while (0) 410902acc78SJohannes Berg #endif 411f0706e82SJiri Benc 412213cd118SJohannes Berg /** 413213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 414213cd118SJohannes Berg * 415213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 416213cd118SJohannes Berg * @IEEE80211_SDATA_PROMISC: interface is promisc 417213cd118SJohannes Berg * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode 418213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 419213cd118SJohannes Berg * associated stations and deliver multicast frames both 420213cd118SJohannes Berg * back to wireless media and to the local net stack. 421213cd118SJohannes Berg */ 422213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 423213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 424213cd118SJohannes Berg IEEE80211_SDATA_PROMISC = BIT(1), 4257986cf95SJohannes Berg IEEE80211_SDATA_OPERATING_GMODE = BIT(2), 4267986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 427213cd118SJohannes Berg }; 428213cd118SJohannes Berg 429f0706e82SJiri Benc struct ieee80211_sub_if_data { 430f0706e82SJiri Benc struct list_head list; 431f0706e82SJiri Benc 432f0706e82SJiri Benc struct wireless_dev wdev; 433f0706e82SJiri Benc 43411a843b7SJohannes Berg /* keys */ 43511a843b7SJohannes Berg struct list_head key_list; 43611a843b7SJohannes Berg 437f0706e82SJiri Benc struct net_device *dev; 438f0706e82SJiri Benc struct ieee80211_local *local; 439f0706e82SJiri Benc 44013262ffdSJiri Slaby unsigned int flags; 4417e9ed188SDaniel Drake 442f0706e82SJiri Benc int drop_unencrypted; 443f0706e82SJiri Benc 444f0706e82SJiri Benc /* Fragment table for host-based reassembly */ 445f0706e82SJiri Benc struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; 446f0706e82SJiri Benc unsigned int fragment_next; 447f0706e82SJiri Benc 448f0706e82SJiri Benc #define NUM_DEFAULT_KEYS 4 4493cfcf6acSJouni Malinen #define NUM_DEFAULT_MGMT_KEYS 2 4503cfcf6acSJouni Malinen struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; 451f0706e82SJiri Benc struct ieee80211_key *default_key; 4523cfcf6acSJouni Malinen struct ieee80211_key *default_mgmt_key; 453f0706e82SJiri Benc 45494778280SJohannes Berg u16 sequence_number; 45594778280SJohannes Berg 4563e122be0SJohannes Berg /* 4573e122be0SJohannes Berg * AP this belongs to: self in AP mode and 4583e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 4593e122be0SJohannes Berg * all others (might be needed later in IBSS) 4603e122be0SJohannes Berg */ 4613e122be0SJohannes Berg struct ieee80211_if_ap *bss; 4623e122be0SJohannes Berg 4633e122be0SJohannes Berg int force_unicast_rateidx; /* forced TX rateidx for unicast frames */ 4643e122be0SJohannes Berg int max_ratectrl_rateidx; /* max TX rateidx for rate control */ 465f0706e82SJiri Benc 466f0706e82SJiri Benc union { 467f0706e82SJiri Benc struct ieee80211_if_ap ap; 468f0706e82SJiri Benc struct ieee80211_if_wds wds; 469f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 47046900298SJohannes Berg struct ieee80211_if_managed mgd; 47146900298SJohannes Berg struct ieee80211_if_ibss ibss; 472472dbc45SJohannes Berg #ifdef CONFIG_MAC80211_MESH 473472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 474472dbc45SJohannes Berg #endif 4758cc9a739SMichael Wu u32 mntr_flags; 476f0706e82SJiri Benc } u; 477e9f207f0SJiri Benc 478e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 479e9f207f0SJiri Benc struct dentry *debugfsdir; 480e9f207f0SJiri Benc union { 481e9f207f0SJiri Benc struct { 482e9f207f0SJiri Benc struct dentry *drop_unencrypted; 483e9f207f0SJiri Benc struct dentry *state; 484e9f207f0SJiri Benc struct dentry *bssid; 485e9f207f0SJiri Benc struct dentry *prev_bssid; 486e9f207f0SJiri Benc struct dentry *ssid_len; 487e9f207f0SJiri Benc struct dentry *aid; 488e9f207f0SJiri Benc struct dentry *ap_capab; 489e9f207f0SJiri Benc struct dentry *capab; 490e9f207f0SJiri Benc struct dentry *extra_ie_len; 491e9f207f0SJiri Benc struct dentry *auth_tries; 492e9f207f0SJiri Benc struct dentry *assoc_tries; 493e9f207f0SJiri Benc struct dentry *auth_algs; 494e9f207f0SJiri Benc struct dentry *auth_alg; 495e9f207f0SJiri Benc struct dentry *auth_transaction; 496e9f207f0SJiri Benc struct dentry *flags; 49793015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 49893015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 499e9f207f0SJiri Benc } sta; 500e9f207f0SJiri Benc struct { 501e9f207f0SJiri Benc struct dentry *drop_unencrypted; 502e9f207f0SJiri Benc struct dentry *num_sta_ps; 503e9f207f0SJiri Benc struct dentry *dtim_count; 504e9f207f0SJiri Benc struct dentry *force_unicast_rateidx; 505e9f207f0SJiri Benc struct dentry *max_ratectrl_rateidx; 506e9f207f0SJiri Benc struct dentry *num_buffered_multicast; 507e9f207f0SJiri Benc } ap; 508e9f207f0SJiri Benc struct { 509e9f207f0SJiri Benc struct dentry *drop_unencrypted; 510e9f207f0SJiri Benc struct dentry *peer; 51193015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 51293015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 513e9f207f0SJiri Benc } wds; 514e9f207f0SJiri Benc struct { 515e9f207f0SJiri Benc struct dentry *drop_unencrypted; 51693015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 51793015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 518e9f207f0SJiri Benc } vlan; 519e9f207f0SJiri Benc struct { 520e9f207f0SJiri Benc struct dentry *mode; 521e9f207f0SJiri Benc } monitor; 522e9f207f0SJiri Benc } debugfs; 5232b58b209SJouni Malinen struct { 5242b58b209SJouni Malinen struct dentry *default_key; 5253cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 5262b58b209SJouni Malinen } common_debugfs; 527ee385855SLuis Carlos Cobo 528ee385855SLuis Carlos Cobo #ifdef CONFIG_MAC80211_MESH 529ee385855SLuis Carlos Cobo struct dentry *mesh_stats_dir; 530ee385855SLuis Carlos Cobo struct { 531ee385855SLuis Carlos Cobo struct dentry *fwded_frames; 532ee385855SLuis Carlos Cobo struct dentry *dropped_frames_ttl; 533ee385855SLuis Carlos Cobo struct dentry *dropped_frames_no_route; 534ee385855SLuis Carlos Cobo struct dentry *estab_plinks; 535ee385855SLuis Carlos Cobo struct timer_list mesh_path_timer; 536ee385855SLuis Carlos Cobo } mesh_stats; 537ee385855SLuis Carlos Cobo 538ee385855SLuis Carlos Cobo struct dentry *mesh_config_dir; 539ee385855SLuis Carlos Cobo struct { 540ee385855SLuis Carlos Cobo struct dentry *dot11MeshRetryTimeout; 541ee385855SLuis Carlos Cobo struct dentry *dot11MeshConfirmTimeout; 542ee385855SLuis Carlos Cobo struct dentry *dot11MeshHoldingTimeout; 543ee385855SLuis Carlos Cobo struct dentry *dot11MeshMaxRetries; 544ee385855SLuis Carlos Cobo struct dentry *dot11MeshTTL; 545ee385855SLuis Carlos Cobo struct dentry *auto_open_plinks; 546ee385855SLuis Carlos Cobo struct dentry *dot11MeshMaxPeerLinks; 547ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPactivePathTimeout; 548ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPpreqMinInterval; 549ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPnetDiameterTraversalTime; 550ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPmaxPREQretries; 551ee385855SLuis Carlos Cobo struct dentry *path_refresh_time; 552ee385855SLuis Carlos Cobo struct dentry *min_discovery_timeout; 553ee385855SLuis Carlos Cobo } mesh_config; 554ee385855SLuis Carlos Cobo #endif 555ee385855SLuis Carlos Cobo 556e9f207f0SJiri Benc #endif 55732bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 55832bfd35dSJohannes Berg struct ieee80211_vif vif; 559f0706e82SJiri Benc }; 560f0706e82SJiri Benc 56132bfd35dSJohannes Berg static inline 56232bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 56332bfd35dSJohannes Berg { 56432bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 56532bfd35dSJohannes Berg } 56632bfd35dSJohannes Berg 567472dbc45SJohannes Berg static inline void 568472dbc45SJohannes Berg ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata, 569472dbc45SJohannes Berg u8 mesh_id_len, u8 *mesh_id) 570472dbc45SJohannes Berg { 571472dbc45SJohannes Berg #ifdef CONFIG_MAC80211_MESH 572472dbc45SJohannes Berg struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; 573472dbc45SJohannes Berg ifmsh->mesh_id_len = mesh_id_len; 574472dbc45SJohannes Berg memcpy(ifmsh->mesh_id, mesh_id, mesh_id_len); 575472dbc45SJohannes Berg #else 576472dbc45SJohannes Berg WARN_ON(1); 577472dbc45SJohannes Berg #endif 578472dbc45SJohannes Berg } 579472dbc45SJohannes Berg 580f0706e82SJiri Benc enum { 581f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 582f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 583eadc8d9eSRon Rindjunsky IEEE80211_DELBA_MSG = 3, 584eadc8d9eSRon Rindjunsky IEEE80211_ADDBA_MSG = 4, 585f0706e82SJiri Benc }; 586f0706e82SJiri Benc 587ce7c9111SKalle Valo enum queue_stop_reason { 588ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 589520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 59096f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 59196f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 59225420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 593ce7c9111SKalle Valo }; 594ce7c9111SKalle Valo 595133b8226SJohannes Berg struct ieee80211_master_priv { 596133b8226SJohannes Berg struct ieee80211_local *local; 597133b8226SJohannes Berg }; 598133b8226SJohannes Berg 599f0706e82SJiri Benc struct ieee80211_local { 600f0706e82SJiri Benc /* embed the driver visible part. 601f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 602f0706e82SJiri Benc * it first anyway so they become a no-op */ 603f0706e82SJiri Benc struct ieee80211_hw hw; 604f0706e82SJiri Benc 605f0706e82SJiri Benc const struct ieee80211_ops *ops; 606f0706e82SJiri Benc 60796f5e66eSJohannes Berg /* AC queue corresponding to each AMPDU queue */ 60896f5e66eSJohannes Berg s8 ampdu_ac_queue[IEEE80211_MAX_AMPDU_QUEUES]; 60996f5e66eSJohannes Berg unsigned int amdpu_ac_stop_refcnt[IEEE80211_MAX_AMPDU_QUEUES]; 61096f5e66eSJohannes Berg 61196f5e66eSJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES + 61296f5e66eSJohannes Berg IEEE80211_MAX_AMPDU_QUEUES]; 61396f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 614ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 61596f5e66eSJohannes Berg 616f0706e82SJiri Benc struct net_device *mdev; /* wmaster# - "master" 802.11 device */ 617f0706e82SJiri Benc int open_count; 6183d30d949SMichael Wu int monitors, cooked_mntrs; 6198cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 6208cc9a739SMichael Wu int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss; 6214150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 622f0706e82SJiri Benc struct iw_statistics wstats; 623d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 624b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 625f0706e82SJiri Benc 626f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 627f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 628f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 629f0706e82SJiri Benc * queues increases over the limit. */ 630f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 631f0706e82SJiri Benc struct tasklet_struct tasklet; 632f0706e82SJiri Benc struct sk_buff_head skb_queue; 633f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 634f0706e82SJiri Benc 635d0709a65SJohannes Berg /* Station data */ 636d0709a65SJohannes Berg /* 637d0709a65SJohannes Berg * The lock only protects the list, hash, timer and counter 638d0709a65SJohannes Berg * against manipulation, reads are done in RCU. Additionally, 639b16bd15cSJohannes Berg * the lock protects each BSS's TIM bitmap. 640d0709a65SJohannes Berg */ 641d0709a65SJohannes Berg spinlock_t sta_lock; 642d0709a65SJohannes Berg unsigned long num_sta; 643f0706e82SJiri Benc struct list_head sta_list; 644dc6676b7SJohannes Berg struct list_head sta_flush_list; 645dc6676b7SJohannes Berg struct work_struct sta_flush_work; 646f0706e82SJiri Benc struct sta_info *sta_hash[STA_HASH_SIZE]; 647f0706e82SJiri Benc struct timer_list sta_cleanup; 648f0706e82SJiri Benc 649e2530083SJohannes Berg unsigned long queues_pending[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)]; 650f8e79dddSTomas Winkler unsigned long queues_pending_run[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)]; 651eefce91aSJohannes Berg struct ieee80211_tx_stored_packet pending_packet[IEEE80211_MAX_QUEUES]; 652f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 653f0706e82SJiri Benc 654f0706e82SJiri Benc /* number of interfaces with corresponding IFF_ flags */ 65553918994SJohannes Berg atomic_t iff_allmultis, iff_promiscs; 656f0706e82SJiri Benc 657f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 658f0706e82SJiri Benc 659f0706e82SJiri Benc int rts_threshold; 660f0706e82SJiri Benc int fragmentation_threshold; 661f0706e82SJiri Benc 662f0706e82SJiri Benc struct crypto_blkcipher *wep_tx_tfm; 663f0706e82SJiri Benc struct crypto_blkcipher *wep_rx_tfm; 664f0706e82SJiri Benc u32 wep_iv; 665f0706e82SJiri Benc 666c771c9d8SJohannes Berg /* see iface.c */ 66779010420SJohannes Berg struct list_head interfaces; 668c771c9d8SJohannes Berg struct mutex iflist_mtx; 66979010420SJohannes Berg 670b16bd15cSJohannes Berg /* 671b16bd15cSJohannes Berg * Key lock, protects sdata's key_list and sta_info's 672b16bd15cSJohannes Berg * key pointers (write access, they're RCU.) 673b16bd15cSJohannes Berg */ 674b16bd15cSJohannes Berg spinlock_t key_lock; 675b16bd15cSJohannes Berg 676b16bd15cSJohannes Berg 677c2b13452SJohannes Berg /* Scanning and BSS list */ 678c2b13452SJohannes Berg bool sw_scanning, hw_scanning; 6792a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 6802a519311SJohannes Berg struct cfg80211_scan_request int_scan_req; 6812a519311SJohannes Berg struct cfg80211_scan_request *scan_req; 6822a519311SJohannes Berg struct ieee80211_channel *scan_channel; 683f0706e82SJiri Benc int scan_channel_idx; 6848318d78aSJohannes Berg 685f0706e82SJiri Benc enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; 686f0706e82SJiri Benc unsigned long last_scan_completed; 687f0706e82SJiri Benc struct delayed_work scan_work; 688491775a5SJohannes Berg struct ieee80211_sub_if_data *scan_sdata; 689094d05dcSSujith enum nl80211_channel_type oper_channel_type; 6902a519311SJohannes Berg struct ieee80211_channel *oper_channel, *csa_channel; 691f0706e82SJiri Benc 692f0706e82SJiri Benc /* SNMP counters */ 693f0706e82SJiri Benc /* dot11CountersTable */ 694f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 695f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 696f0706e82SJiri Benc u32 dot11FailedCount; 697f0706e82SJiri Benc u32 dot11RetryCount; 698f0706e82SJiri Benc u32 dot11MultipleRetryCount; 699f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 700f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 701f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 702f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 703f0706e82SJiri Benc 704f0706e82SJiri Benc #ifdef CONFIG_MAC80211_LEDS 705f0706e82SJiri Benc int tx_led_counter, rx_led_counter; 706cdcb006fSIvo van Doorn struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; 707cdcb006fSIvo van Doorn char tx_led_name[32], rx_led_name[32], 708cdcb006fSIvo van Doorn assoc_led_name[32], radio_led_name[32]; 709f0706e82SJiri Benc #endif 710f0706e82SJiri Benc 711e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 712e9f207f0SJiri Benc struct work_struct sta_debugfs_add; 713e9f207f0SJiri Benc #endif 714e9f207f0SJiri Benc 715f0706e82SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 716f0706e82SJiri Benc /* TX/RX handler statistics */ 717f0706e82SJiri Benc unsigned int tx_handlers_drop; 718f0706e82SJiri Benc unsigned int tx_handlers_queued; 719f0706e82SJiri Benc unsigned int tx_handlers_drop_unencrypted; 720f0706e82SJiri Benc unsigned int tx_handlers_drop_fragment; 721f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 722f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 723f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 724f0706e82SJiri Benc unsigned int rx_handlers_drop; 725f0706e82SJiri Benc unsigned int rx_handlers_queued; 726f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 727f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 728f0706e82SJiri Benc unsigned int rx_handlers_drop_short; 729f0706e82SJiri Benc unsigned int rx_handlers_drop_passive_scan; 730f0706e82SJiri Benc unsigned int tx_expand_skb_head; 731f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 732f0706e82SJiri Benc unsigned int rx_expand_skb_head; 733f0706e82SJiri Benc unsigned int rx_expand_skb_head2; 734f0706e82SJiri Benc unsigned int rx_handlers_fragments; 735f0706e82SJiri Benc unsigned int tx_status_drop; 736f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 737f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 738f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 739f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 740f0706e82SJiri Benc 741f0706e82SJiri Benc 742f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 743f0706e82SJiri Benc * multicast packets for power saving stations 744f0706e82SJiri Benc */ 745f0706e82SJiri Benc int wifi_wme_noack_test; 746f0706e82SJiri Benc unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ 747520eb820SKalle Valo 748e0cb686fSKalle Valo bool powersave; 749572e0012SKalle Valo bool pspolling; 750520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 751520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 752520eb820SKalle Valo struct timer_list dynamic_ps_timer; 753f0706e82SJiri Benc 7542bf30fabSJohannes Berg int user_power_level; /* in dBm */ 755a8302de9SVasanthakumar Thiagarajan int power_constr_level; /* in dBm */ 7562bf30fabSJohannes Berg 757e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 758e9f207f0SJiri Benc struct local_debugfsdentries { 7594b7679a5SJohannes Berg struct dentry *rcdir; 7604b7679a5SJohannes Berg struct dentry *rcname; 761e9f207f0SJiri Benc struct dentry *frequency; 762e9f207f0SJiri Benc struct dentry *rts_threshold; 763e9f207f0SJiri Benc struct dentry *fragmentation_threshold; 764e9f207f0SJiri Benc struct dentry *short_retry_limit; 765e9f207f0SJiri Benc struct dentry *long_retry_limit; 766e9f207f0SJiri Benc struct dentry *total_ps_buffered; 767e9f207f0SJiri Benc struct dentry *wep_iv; 768ae54c985SAlina Friedrichsen struct dentry *tsf; 769827b1fb4SJohannes Berg struct dentry *reset; 770e9f207f0SJiri Benc struct dentry *statistics; 771e9f207f0SJiri Benc struct local_debugfsdentries_statsdentries { 772e9f207f0SJiri Benc struct dentry *transmitted_fragment_count; 773e9f207f0SJiri Benc struct dentry *multicast_transmitted_frame_count; 774e9f207f0SJiri Benc struct dentry *failed_count; 775e9f207f0SJiri Benc struct dentry *retry_count; 776e9f207f0SJiri Benc struct dentry *multiple_retry_count; 777e9f207f0SJiri Benc struct dentry *frame_duplicate_count; 778e9f207f0SJiri Benc struct dentry *received_fragment_count; 779e9f207f0SJiri Benc struct dentry *multicast_received_frame_count; 780e9f207f0SJiri Benc struct dentry *transmitted_frame_count; 781e9f207f0SJiri Benc struct dentry *wep_undecryptable_count; 782e9f207f0SJiri Benc struct dentry *num_scans; 783e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 784e9f207f0SJiri Benc struct dentry *tx_handlers_drop; 785e9f207f0SJiri Benc struct dentry *tx_handlers_queued; 786e9f207f0SJiri Benc struct dentry *tx_handlers_drop_unencrypted; 787e9f207f0SJiri Benc struct dentry *tx_handlers_drop_fragment; 788e9f207f0SJiri Benc struct dentry *tx_handlers_drop_wep; 789e9f207f0SJiri Benc struct dentry *tx_handlers_drop_not_assoc; 790e9f207f0SJiri Benc struct dentry *tx_handlers_drop_unauth_port; 791e9f207f0SJiri Benc struct dentry *rx_handlers_drop; 792e9f207f0SJiri Benc struct dentry *rx_handlers_queued; 793e9f207f0SJiri Benc struct dentry *rx_handlers_drop_nullfunc; 794e9f207f0SJiri Benc struct dentry *rx_handlers_drop_defrag; 795e9f207f0SJiri Benc struct dentry *rx_handlers_drop_short; 796e9f207f0SJiri Benc struct dentry *rx_handlers_drop_passive_scan; 797e9f207f0SJiri Benc struct dentry *tx_expand_skb_head; 798e9f207f0SJiri Benc struct dentry *tx_expand_skb_head_cloned; 799e9f207f0SJiri Benc struct dentry *rx_expand_skb_head; 800e9f207f0SJiri Benc struct dentry *rx_expand_skb_head2; 801e9f207f0SJiri Benc struct dentry *rx_handlers_fragments; 802e9f207f0SJiri Benc struct dentry *tx_status_drop; 803e9f207f0SJiri Benc #endif 804e9f207f0SJiri Benc struct dentry *dot11ACKFailureCount; 805e9f207f0SJiri Benc struct dentry *dot11RTSFailureCount; 806e9f207f0SJiri Benc struct dentry *dot11FCSErrorCount; 807e9f207f0SJiri Benc struct dentry *dot11RTSSuccessCount; 808e9f207f0SJiri Benc } stats; 809e9f207f0SJiri Benc struct dentry *stations; 810e9f207f0SJiri Benc struct dentry *keys; 811e9f207f0SJiri Benc } debugfs; 812e9f207f0SJiri Benc #endif 813f0706e82SJiri Benc }; 814f0706e82SJiri Benc 8153e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 8163e122be0SJohannes Berg IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) 8173e122be0SJohannes Berg { 8183e122be0SJohannes Berg struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); 8193e122be0SJohannes Berg 8203e122be0SJohannes Berg BUG_ON(!local || local->mdev == dev); 8213e122be0SJohannes Berg 8223e122be0SJohannes Berg return netdev_priv(dev); 8233e122be0SJohannes Berg } 8243e122be0SJohannes Berg 825eadc8d9eSRon Rindjunsky /* this struct represents 802.11n's RA/TID combination */ 826eadc8d9eSRon Rindjunsky struct ieee80211_ra_tid { 827eadc8d9eSRon Rindjunsky u8 ra[ETH_ALEN]; 828eadc8d9eSRon Rindjunsky u16 tid; 829eadc8d9eSRon Rindjunsky }; 830eadc8d9eSRon Rindjunsky 831ee385855SLuis Carlos Cobo /* Parsed Information Elements */ 832ee385855SLuis Carlos Cobo struct ieee802_11_elems { 83343ac2ca3SJouni Malinen u8 *ie_start; 83443ac2ca3SJouni Malinen size_t total_len; 83543ac2ca3SJouni Malinen 836ee385855SLuis Carlos Cobo /* pointers to IEs */ 837ee385855SLuis Carlos Cobo u8 *ssid; 838ee385855SLuis Carlos Cobo u8 *supp_rates; 839ee385855SLuis Carlos Cobo u8 *fh_params; 840ee385855SLuis Carlos Cobo u8 *ds_params; 841ee385855SLuis Carlos Cobo u8 *cf_params; 842ee385855SLuis Carlos Cobo u8 *tim; 843ee385855SLuis Carlos Cobo u8 *ibss_params; 844ee385855SLuis Carlos Cobo u8 *challenge; 845ee385855SLuis Carlos Cobo u8 *wpa; 846ee385855SLuis Carlos Cobo u8 *rsn; 847ee385855SLuis Carlos Cobo u8 *erp_info; 848ee385855SLuis Carlos Cobo u8 *ext_supp_rates; 849ee385855SLuis Carlos Cobo u8 *wmm_info; 850ee385855SLuis Carlos Cobo u8 *wmm_param; 85109914813SJohannes Berg struct ieee80211_ht_cap *ht_cap_elem; 852d9fe60deSJohannes Berg struct ieee80211_ht_info *ht_info_elem; 853ee385855SLuis Carlos Cobo u8 *mesh_config; 854ee385855SLuis Carlos Cobo u8 *mesh_id; 855ee385855SLuis Carlos Cobo u8 *peer_link; 856ee385855SLuis Carlos Cobo u8 *preq; 857ee385855SLuis Carlos Cobo u8 *prep; 858ee385855SLuis Carlos Cobo u8 *perr; 859f2df3859SAssaf Krauss u8 *ch_switch_elem; 860f2df3859SAssaf Krauss u8 *country_elem; 861f2df3859SAssaf Krauss u8 *pwr_constr_elem; 862f2df3859SAssaf Krauss u8 *quiet_elem; /* first quite element */ 863f797eb7eSJouni Malinen u8 *timeout_int; 864ee385855SLuis Carlos Cobo 865ee385855SLuis Carlos Cobo /* length of them, respectively */ 866ee385855SLuis Carlos Cobo u8 ssid_len; 867ee385855SLuis Carlos Cobo u8 supp_rates_len; 868ee385855SLuis Carlos Cobo u8 fh_params_len; 869ee385855SLuis Carlos Cobo u8 ds_params_len; 870ee385855SLuis Carlos Cobo u8 cf_params_len; 871ee385855SLuis Carlos Cobo u8 tim_len; 872ee385855SLuis Carlos Cobo u8 ibss_params_len; 873ee385855SLuis Carlos Cobo u8 challenge_len; 874ee385855SLuis Carlos Cobo u8 wpa_len; 875ee385855SLuis Carlos Cobo u8 rsn_len; 876ee385855SLuis Carlos Cobo u8 erp_info_len; 877ee385855SLuis Carlos Cobo u8 ext_supp_rates_len; 878ee385855SLuis Carlos Cobo u8 wmm_info_len; 879ee385855SLuis Carlos Cobo u8 wmm_param_len; 880ee385855SLuis Carlos Cobo u8 mesh_config_len; 881ee385855SLuis Carlos Cobo u8 mesh_id_len; 882ee385855SLuis Carlos Cobo u8 peer_link_len; 883ee385855SLuis Carlos Cobo u8 preq_len; 884ee385855SLuis Carlos Cobo u8 prep_len; 885ee385855SLuis Carlos Cobo u8 perr_len; 886f2df3859SAssaf Krauss u8 ch_switch_elem_len; 887f2df3859SAssaf Krauss u8 country_elem_len; 888f2df3859SAssaf Krauss u8 pwr_constr_elem_len; 889f2df3859SAssaf Krauss u8 quiet_elem_len; 890f2df3859SAssaf Krauss u8 num_of_quiet_elem; /* can be more the one */ 891f797eb7eSJouni Malinen u8 timeout_int_len; 892ee385855SLuis Carlos Cobo }; 893ee385855SLuis Carlos Cobo 894f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 895f0706e82SJiri Benc struct ieee80211_hw *hw) 896f0706e82SJiri Benc { 897f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 898f0706e82SJiri Benc } 899f0706e82SJiri Benc 900f0706e82SJiri Benc static inline struct ieee80211_hw *local_to_hw( 901f0706e82SJiri Benc struct ieee80211_local *local) 902f0706e82SJiri Benc { 903f0706e82SJiri Benc return &local->hw; 904f0706e82SJiri Benc } 905f0706e82SJiri Benc 906f0706e82SJiri Benc 907571ecf67SJohannes Berg static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) 908571ecf67SJohannes Berg { 909571ecf67SJohannes Berg return compare_ether_addr(raddr, addr) == 0 || 910571ecf67SJohannes Berg is_broadcast_ether_addr(raddr); 911571ecf67SJohannes Berg } 912571ecf67SJohannes Berg 913571ecf67SJohannes Berg 914e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 9159d139c81SJohannes Berg int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed); 9165cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 9179c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 9189c6bd790SJohannes Berg u32 changed); 9190d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 92046900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 921f0706e82SJiri Benc 9229c6bd790SJohannes Berg /* wireless extensions */ 923f0706e82SJiri Benc extern const struct iw_handler_def ieee80211_iw_handler_def; 92465b53e4cSDavid S. Miller 92546900298SJohannes Berg /* STA code */ 9269c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 92746900298SJohannes Berg ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, 92846900298SJohannes Berg struct sk_buff *skb, 929f0706e82SJiri Benc struct ieee80211_rx_status *rx_status); 93079f6440cSAlina Friedrichsen int ieee80211_sta_commit(struct ieee80211_sub_if_data *sdata); 931f698d856SJasper Bryant-Greene int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); 932f698d856SJasper Bryant-Greene int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); 933f698d856SJasper Bryant-Greene int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); 93446900298SJohannes Berg void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata); 9359c6bd790SJohannes Berg int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason); 9369c6bd790SJohannes Berg int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason); 937572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 938572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 9399c6bd790SJohannes Berg 94046900298SJohannes Berg /* IBSS code */ 94179f6440cSAlina Friedrichsen int ieee80211_ibss_commit(struct ieee80211_sub_if_data *sdata); 94246900298SJohannes Berg int ieee80211_ibss_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); 94346900298SJohannes Berg int ieee80211_ibss_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); 94446900298SJohannes Berg int ieee80211_ibss_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); 94546900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 94646900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 94746900298SJohannes Berg ieee80211_rx_result 94846900298SJohannes Berg ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, 94946900298SJohannes Berg struct ieee80211_rx_status *rx_status); 95046900298SJohannes Berg struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, 95146900298SJohannes Berg u8 *bssid, u8 *addr, u32 supp_rates); 95246900298SJohannes Berg 9539c6bd790SJohannes Berg /* scan/BSS handling */ 95446900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 955c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 9562a519311SJohannes Berg struct cfg80211_scan_request *req); 957c2b13452SJohannes Berg int ieee80211_scan_results(struct ieee80211_local *local, 958ccc58057SDavid S. Miller struct iw_request_info *info, 959ccc58057SDavid S. Miller char *buf, size_t len); 960c2b13452SJohannes Berg ieee80211_rx_result 961c2b13452SJohannes Berg ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, 962c2b13452SJohannes Berg struct sk_buff *skb, 963f0706e82SJiri Benc struct ieee80211_rx_status *rx_status); 964c2b13452SJohannes Berg int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata, 965636a5d36SJouni Malinen const char *ie, size_t len); 9669c6bd790SJohannes Berg 9670a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 968af88b907SHelmut Schaa void ieee80211_scan_failed(struct ieee80211_local *local); 969c2b13452SJohannes Berg int ieee80211_start_scan(struct ieee80211_sub_if_data *scan_sdata, 9702a519311SJohannes Berg struct cfg80211_scan_request *req); 971c2b13452SJohannes Berg struct ieee80211_bss * 97298c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 97398c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 97498c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 97598c8fccfSJohannes Berg size_t len, 97698c8fccfSJohannes Berg struct ieee802_11_elems *elems, 9772a519311SJohannes Berg struct ieee80211_channel *channel, 9782a519311SJohannes Berg bool beacon); 979c2b13452SJohannes Berg struct ieee80211_bss * 9805484e237SJohannes Berg ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, 9815484e237SJohannes Berg u8 *ssid, u8 ssid_len); 98298c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 983c2b13452SJohannes Berg struct ieee80211_bss *bss); 9847a947080SVasanthakumar Thiagarajan void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid, 9857a947080SVasanthakumar Thiagarajan int freq, u8 *ssid, u8 ssid_len); 986ee385855SLuis Carlos Cobo 9873e122be0SJohannes Berg /* interface handling */ 9883e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 98905c914feSJohannes Berg struct net_device **new_dev, enum nl80211_iftype type, 990ee385855SLuis Carlos Cobo struct vif_params *params); 991f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 99205c914feSJohannes Berg enum nl80211_iftype type); 993f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 99475636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 995f0706e82SJiri Benc 996e2ebc74dSJohannes Berg /* tx handling */ 997e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 998e2ebc74dSJohannes Berg void ieee80211_tx_pending(unsigned long data); 999e2ebc74dSJohannes Berg int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev); 1000e2ebc74dSJohannes Berg int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); 1001e2ebc74dSJohannes Berg int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); 1002e2ebc74dSJohannes Berg 1003de1ede7aSJohannes Berg /* HT */ 1004ae5eb026SJohannes Berg void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, 1005ae5eb026SJohannes Berg struct ieee80211_ht_cap *ht_cap_ie, 1006d9fe60deSJohannes Berg struct ieee80211_sta_ht_cap *ht_cap); 1007ae5eb026SJohannes Berg u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, 1008ae5eb026SJohannes Berg struct ieee80211_ht_info *hti, 1009ae5eb026SJohannes Berg u16 ap_ht_cap_flags); 1010de1ede7aSJohannes Berg void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn); 1011b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1012b8695a8fSJohannes Berg const u8 *da, u16 tid, 1013b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 1014de1ede7aSJohannes Berg 1015de1ede7aSJohannes Berg void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da, 1016de1ede7aSJohannes Berg u16 tid, u16 initiator, u16 reason); 1017849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 1018849b7967SJohannes Berg u16 initiator, u16 reason); 10192dace10eSJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta); 1020de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1021de1ede7aSJohannes Berg struct sta_info *sta, 1022de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1023de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1024de1ede7aSJohannes Berg struct sta_info *sta, 1025de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1026de1ede7aSJohannes Berg size_t len); 1027de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1028de1ede7aSJohannes Berg struct sta_info *sta, 1029de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1030de1ede7aSJohannes Berg size_t len); 1031de1ede7aSJohannes Berg 1032849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1033849b7967SJohannes Berg enum ieee80211_back_parties initiator); 1034849b7967SJohannes Berg 103539192c0bSJohannes Berg /* Spectrum management */ 103639192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 103739192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 103839192c0bSJohannes Berg size_t len); 1039c481ec97SSujith void ieee80211_chswitch_timer(unsigned long data); 1040c481ec97SSujith void ieee80211_chswitch_work(struct work_struct *work); 1041c481ec97SSujith void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata, 1042c481ec97SSujith struct ieee80211_channel_sw_ie *sw_elem, 1043c481ec97SSujith struct ieee80211_bss *bss); 1044a8302de9SVasanthakumar Thiagarajan void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, 1045a8302de9SVasanthakumar Thiagarajan u16 capab_info, u8 *pwr_constr_elem, 1046a8302de9SVasanthakumar Thiagarajan u8 pwr_constr_elem_len); 104739192c0bSJohannes Berg 1048665af4fcSBob Copeland /* Suspend/resume */ 1049827b1fb4SJohannes Berg #ifdef CONFIG_PM 1050665af4fcSBob Copeland int __ieee80211_suspend(struct ieee80211_hw *hw); 1051665af4fcSBob Copeland int __ieee80211_resume(struct ieee80211_hw *hw); 1052827b1fb4SJohannes Berg #else 1053827b1fb4SJohannes Berg static inline int __ieee80211_suspend(struct ieee80211_hw *hw) 1054827b1fb4SJohannes Berg { 1055827b1fb4SJohannes Berg return 0; 1056827b1fb4SJohannes Berg } 1057827b1fb4SJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1058827b1fb4SJohannes Berg { 1059827b1fb4SJohannes Berg return 0; 1060827b1fb4SJohannes Berg } 1061827b1fb4SJohannes Berg #endif 1062665af4fcSBob Copeland 1063c2d1560aSJohannes Berg /* utility functions/constants */ 1064c2d1560aSJohannes Berg extern void *mac80211_wiphy_privid; /* for wiphy privid */ 1065c2d1560aSJohannes Berg extern const unsigned char rfc1042_header[6]; 1066c2d1560aSJohannes Berg extern const unsigned char bridge_tunnel_header[6]; 106771364716SRon Rindjunsky u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 106805c914feSJohannes Berg enum nl80211_iftype type); 1069c2d1560aSJohannes Berg int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, 1070c2d1560aSJohannes Berg int rate, int erp, int short_preamble); 1071f698d856SJasper Bryant-Greene void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, 1072eb063c17SJohannes Berg struct ieee80211_hdr *hdr); 10735825fe10SJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); 1074e50db65cSJohannes Berg void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, 1075e50db65cSJohannes Berg int encrypt); 10769c6bd790SJohannes Berg void ieee802_11_parse_elems(u8 *start, size_t len, 10779c6bd790SJohannes Berg struct ieee802_11_elems *elems); 1078e16751c3SJohannes Berg int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq); 1079881d948cSJohannes Berg u32 ieee80211_mandatory_rates(struct ieee80211_local *local, 108096dd22acSJohannes Berg enum ieee80211_band band); 1081f0706e82SJiri Benc 1082520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 1083520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 1084520eb820SKalle Valo void ieee80211_dynamic_ps_timer(unsigned long data); 1085a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 1086a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 1087a97b77b9SVivek Natarajan int powersave); 10883cf335d5SKalle Valo void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata, 10893cf335d5SKalle Valo struct ieee80211_hdr *hdr); 109004de8381SKalle Valo void ieee80211_beacon_loss_work(struct work_struct *work); 1091520eb820SKalle Valo 1092ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 1093ce7c9111SKalle Valo enum queue_stop_reason reason); 1094ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 1095ce7c9111SKalle Valo enum queue_stop_reason reason); 109696f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 109796f5e66eSJohannes Berg enum queue_stop_reason reason); 109896f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 109996f5e66eSJohannes Berg enum queue_stop_reason reason); 1100ce7c9111SKalle Valo 110146900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 110246900298SJohannes Berg u16 transaction, u16 auth_alg, 110346900298SJohannes Berg u8 *extra, size_t extra_len, 110446900298SJohannes Berg const u8 *bssid, int encrypt); 110546900298SJohannes Berg void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, 110670692ad2SJouni Malinen u8 *ssid, size_t ssid_len, 110770692ad2SJouni Malinen u8 *ie, size_t ie_len); 110846900298SJohannes Berg 110946900298SJohannes Berg void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, 111046900298SJohannes Berg const size_t supp_rates_len, 111146900298SJohannes Berg const u8 *supp_rates); 111246900298SJohannes Berg u32 ieee80211_sta_get_rates(struct ieee80211_local *local, 111346900298SJohannes Berg struct ieee802_11_elems *elems, 111446900298SJohannes Berg enum ieee80211_band band); 111546900298SJohannes Berg 1116f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 1117d9e8a70fSJohannes Berg #define debug_noinline noinline 1118d9e8a70fSJohannes Berg #else 1119d9e8a70fSJohannes Berg #define debug_noinline 1120d9e8a70fSJohannes Berg #endif 1121d9e8a70fSJohannes Berg 1122f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 1123