Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2002-2005, Instant802 Networks, Inc. |
| 3 | * Copyright 2005, Devicescape Software, Inc. |
| 4 | * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> |
Johannes Berg | e039fa4 | 2008-05-15 12:55:29 +0200 | [diff] [blame] | 5 | * Copyright 2007-2008 Johannes Berg <johannes@sipsolutions.net> |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License version 2 as |
| 9 | * published by the Free Software Foundation. |
| 10 | */ |
| 11 | |
| 12 | #ifndef IEEE80211_I_H |
| 13 | #define IEEE80211_I_H |
| 14 | |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/device.h> |
| 17 | #include <linux/if_ether.h> |
| 18 | #include <linux/interrupt.h> |
| 19 | #include <linux/list.h> |
| 20 | #include <linux/netdevice.h> |
| 21 | #include <linux/skbuff.h> |
| 22 | #include <linux/workqueue.h> |
| 23 | #include <linux/types.h> |
| 24 | #include <linux/spinlock.h> |
Johannes Berg | 571ecf6 | 2007-07-27 15:43:22 +0200 | [diff] [blame] | 25 | #include <linux/etherdevice.h> |
colin@cozybit.com | 93da9cc | 2008-10-21 12:03:48 -0700 | [diff] [blame] | 26 | #include <net/cfg80211.h> |
David S. Miller | 51cb6db | 2008-07-15 03:34:57 -0700 | [diff] [blame] | 27 | #include <net/mac80211.h> |
Johannes Berg | 2c8dccc | 2008-04-08 15:14:40 -0400 | [diff] [blame] | 28 | #include "key.h" |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 29 | #include "sta_info.h" |
| 30 | |
Johannes Berg | 9cfb000 | 2008-04-03 15:17:31 +0200 | [diff] [blame] | 31 | struct ieee80211_local; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 32 | |
| 33 | /* Maximum number of broadcast/multicast frames to buffer when some of the |
| 34 | * associated stations are using power saving. */ |
| 35 | #define AP_MAX_BC_BUFFER 128 |
| 36 | |
| 37 | /* Maximum number of frames buffered to all STAs, including multicast frames. |
| 38 | * Note: increasing this limit increases the potential memory requirement. Each |
| 39 | * frame can be up to about 2 kB long. */ |
| 40 | #define TOTAL_MAX_TX_BUFFER 512 |
| 41 | |
| 42 | /* Required encryption head and tailroom */ |
| 43 | #define IEEE80211_ENCRYPT_HEADROOM 8 |
Jouni Malinen | 765cb46 | 2009-01-08 13:32:01 +0200 | [diff] [blame] | 44 | #define IEEE80211_ENCRYPT_TAILROOM 18 |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 45 | |
| 46 | /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent |
| 47 | * reception of at least three fragmented frames. This limit can be increased |
| 48 | * by changing this define, at the cost of slower frame reassembly and |
| 49 | * increased memory use (about 2 kB of RAM per entry). */ |
| 50 | #define IEEE80211_FRAGMENT_MAX 4 |
| 51 | |
Johannes Berg | 0a51b27 | 2008-09-08 17:44:25 +0200 | [diff] [blame] | 52 | /* |
| 53 | * Time after which we ignore scan results and no longer report/use |
| 54 | * them in any way. |
| 55 | */ |
| 56 | #define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ) |
| 57 | |
Johannes Berg | 20ad19d | 2009-02-10 21:25:45 +0100 | [diff] [blame] | 58 | #define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024)) |
| 59 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 60 | struct ieee80211_fragment_entry { |
| 61 | unsigned long first_frag_time; |
| 62 | unsigned int seq; |
| 63 | unsigned int rx_queue; |
| 64 | unsigned int last_frag; |
| 65 | unsigned int extra_len; |
| 66 | struct sk_buff_head skb_list; |
| 67 | int ccmp; /* Whether fragments were encrypted with CCMP */ |
| 68 | u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ |
| 69 | }; |
| 70 | |
| 71 | |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 72 | struct ieee80211_bss { |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 73 | /* Yes, this is a hack */ |
| 74 | struct cfg80211_bss cbss; |
| 75 | |
| 76 | /* don't want to look up all the time */ |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 77 | size_t ssid_len; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 78 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 79 | |
Emmanuel Grumbach | 98f7dfd | 2008-07-18 13:52:59 +0800 | [diff] [blame] | 80 | u8 dtim_period; |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 81 | |
Jouni Malinen | 43ac2ca | 2008-08-15 22:21:27 +0300 | [diff] [blame] | 82 | bool wmm_used; |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 83 | |
| 84 | unsigned long last_probe_resp; |
| 85 | |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 86 | #ifdef CONFIG_MAC80211_MESH |
| 87 | u8 *mesh_id; |
| 88 | size_t mesh_id_len; |
John W. Linville | 2473670 | 2008-04-08 14:15:46 -0400 | [diff] [blame] | 89 | u8 *mesh_cfg; |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 90 | #endif |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 91 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 92 | #define IEEE80211_MAX_SUPP_RATES 32 |
| 93 | u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; |
| 94 | size_t supp_rates_len; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 95 | |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 96 | /* |
| 97 | * During assocation, we save an ERP value from a probe response so |
Daniel Drake | 5628221 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 98 | * that we can feed ERP info to the driver when handling the |
| 99 | * association completes. these fields probably won't be up-to-date |
Johannes Berg | 00d3f14 | 2009-02-10 21:26:00 +0100 | [diff] [blame] | 100 | * otherwise, you probably don't want to use them. |
| 101 | */ |
| 102 | bool has_erp_value; |
Daniel Drake | 5628221 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 103 | u8 erp_value; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 104 | }; |
| 105 | |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 106 | static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss) |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 107 | { |
| 108 | #ifdef CONFIG_MAC80211_MESH |
| 109 | return bss->mesh_cfg; |
| 110 | #endif |
| 111 | return NULL; |
| 112 | } |
| 113 | |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 114 | static inline u8 *bss_mesh_id(struct ieee80211_bss *bss) |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 115 | { |
| 116 | #ifdef CONFIG_MAC80211_MESH |
| 117 | return bss->mesh_id; |
| 118 | #endif |
| 119 | return NULL; |
| 120 | } |
| 121 | |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 122 | static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss) |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 123 | { |
| 124 | #ifdef CONFIG_MAC80211_MESH |
| 125 | return bss->mesh_id_len; |
| 126 | #endif |
| 127 | return 0; |
| 128 | } |
| 129 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 130 | |
Johannes Berg | 9ae54c8 | 2008-01-31 19:48:20 +0100 | [diff] [blame] | 131 | typedef unsigned __bitwise__ ieee80211_tx_result; |
| 132 | #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) |
| 133 | #define TX_DROP ((__force ieee80211_tx_result) 1u) |
| 134 | #define TX_QUEUED ((__force ieee80211_tx_result) 2u) |
| 135 | |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 136 | #define IEEE80211_TX_FRAGMENTED BIT(0) |
| 137 | #define IEEE80211_TX_UNICAST BIT(1) |
| 138 | #define IEEE80211_TX_PS_BUFFERED BIT(2) |
Johannes Berg | 9ae54c8 | 2008-01-31 19:48:20 +0100 | [diff] [blame] | 139 | |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 140 | struct ieee80211_tx_data { |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 141 | struct sk_buff *skb; |
| 142 | struct net_device *dev; |
| 143 | struct ieee80211_local *local; |
| 144 | struct ieee80211_sub_if_data *sdata; |
| 145 | struct sta_info *sta; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 146 | struct ieee80211_key *key; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 147 | |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 148 | struct ieee80211_channel *channel; |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 149 | |
Harvey Harrison | a4b7d7b | 2008-07-15 18:44:14 -0700 | [diff] [blame] | 150 | u16 ethertype; |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 151 | unsigned int flags; |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 152 | }; |
| 153 | |
| 154 | |
| 155 | typedef unsigned __bitwise__ ieee80211_rx_result; |
| 156 | #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) |
| 157 | #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) |
| 158 | #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) |
| 159 | #define RX_QUEUED ((__force ieee80211_rx_result) 3u) |
| 160 | |
| 161 | #define IEEE80211_RX_IN_SCAN BIT(0) |
| 162 | /* frame is destined to interface currently processed (incl. multicast frames) */ |
| 163 | #define IEEE80211_RX_RA_MATCH BIT(1) |
| 164 | #define IEEE80211_RX_AMSDU BIT(2) |
| 165 | #define IEEE80211_RX_CMNTR_REPORTED BIT(3) |
| 166 | #define IEEE80211_RX_FRAGMENTED BIT(4) |
| 167 | |
| 168 | struct ieee80211_rx_data { |
| 169 | struct sk_buff *skb; |
| 170 | struct net_device *dev; |
| 171 | struct ieee80211_local *local; |
| 172 | struct ieee80211_sub_if_data *sdata; |
| 173 | struct sta_info *sta; |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 174 | struct ieee80211_key *key; |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 175 | struct ieee80211_rx_status *status; |
| 176 | struct ieee80211_rate *rate; |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 177 | |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 178 | unsigned int flags; |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 179 | int sent_ps_buffered; |
| 180 | int queue; |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 181 | u32 tkip_iv32; |
| 182 | u16 tkip_iv16; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 183 | }; |
| 184 | |
Johannes Berg | 5dfdaf5 | 2007-12-19 02:03:33 +0100 | [diff] [blame] | 185 | struct beacon_data { |
| 186 | u8 *head, *tail; |
| 187 | int head_len, tail_len; |
| 188 | int dtim_period; |
| 189 | }; |
| 190 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 191 | struct ieee80211_if_ap { |
Johannes Berg | 5dfdaf5 | 2007-12-19 02:03:33 +0100 | [diff] [blame] | 192 | struct beacon_data *beacon; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 193 | |
Johannes Berg | 0ec3ca4 | 2007-09-17 01:29:24 -0400 | [diff] [blame] | 194 | struct list_head vlans; |
| 195 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 196 | /* yes, this looks ugly, but guarantees that we can later use |
| 197 | * bitmap_empty :) |
Johannes Berg | 004c872 | 2008-02-20 11:21:35 +0100 | [diff] [blame] | 198 | * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 199 | u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 200 | struct sk_buff_head ps_bc_buf; |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 201 | atomic_t num_sta_ps; /* number of stations in PS mode */ |
Johannes Berg | 5dfdaf5 | 2007-12-19 02:03:33 +0100 | [diff] [blame] | 202 | int dtim_count; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 203 | }; |
| 204 | |
| 205 | struct ieee80211_if_wds { |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 206 | struct sta_info *sta; |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 207 | u8 remote_addr[ETH_ALEN]; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 208 | }; |
| 209 | |
| 210 | struct ieee80211_if_vlan { |
Johannes Berg | 0ec3ca4 | 2007-09-17 01:29:24 -0400 | [diff] [blame] | 211 | struct list_head list; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 212 | }; |
| 213 | |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 214 | struct mesh_stats { |
Daniel Walker | c8a61a7 | 2009-08-18 10:59:00 -0700 | [diff] [blame] | 215 | __u32 fwded_mcast; /* Mesh forwarded multicast frames */ |
| 216 | __u32 fwded_unicast; /* Mesh forwarded unicast frames */ |
| 217 | __u32 fwded_frames; /* Mesh total forwarded frames */ |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 218 | __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ |
| 219 | __u32 dropped_frames_no_route; /* Not transmitted, no route found */ |
| 220 | atomic_t estab_plinks; |
| 221 | }; |
| 222 | |
| 223 | #define PREQ_Q_F_START 0x1 |
| 224 | #define PREQ_Q_F_REFRESH 0x2 |
| 225 | struct mesh_preq_queue { |
| 226 | struct list_head list; |
| 227 | u8 dst[ETH_ALEN]; |
| 228 | u8 flags; |
| 229 | }; |
| 230 | |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 231 | enum ieee80211_mgd_state { |
| 232 | IEEE80211_MGD_STATE_IDLE, |
| 233 | IEEE80211_MGD_STATE_PROBE, |
| 234 | IEEE80211_MGD_STATE_AUTH, |
| 235 | IEEE80211_MGD_STATE_ASSOC, |
| 236 | }; |
| 237 | |
| 238 | struct ieee80211_mgd_work { |
| 239 | struct list_head list; |
| 240 | struct ieee80211_bss *bss; |
| 241 | int ie_len; |
| 242 | u8 prev_bssid[ETH_ALEN]; |
| 243 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
| 244 | u8 ssid_len; |
| 245 | unsigned long timeout; |
| 246 | enum ieee80211_mgd_state state; |
| 247 | u16 auth_alg, auth_transaction; |
| 248 | |
| 249 | int tries; |
| 250 | |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 251 | u8 key[WLAN_KEY_LEN_WEP104]; |
| 252 | u8 key_len, key_idx; |
| 253 | |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 254 | /* must be last */ |
| 255 | u8 ie[0]; /* for auth or assoc frame, not probe */ |
| 256 | }; |
| 257 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 258 | /* flags used in struct ieee80211_if_managed.flags */ |
Johannes Berg | ab1faea | 2009-07-01 21:41:17 +0200 | [diff] [blame] | 259 | enum ieee80211_sta_flags { |
Johannes Berg | b291ba1 | 2009-07-10 15:29:03 +0200 | [diff] [blame] | 260 | IEEE80211_STA_BEACON_POLL = BIT(0), |
| 261 | IEEE80211_STA_CONNECTION_POLL = BIT(1), |
| 262 | IEEE80211_STA_CONTROL_PORT = BIT(2), |
| 263 | IEEE80211_STA_WMM_ENABLED = BIT(3), |
| 264 | IEEE80211_STA_DISABLE_11N = BIT(4), |
| 265 | IEEE80211_STA_CSA_RECEIVED = BIT(5), |
| 266 | IEEE80211_STA_MFP_ENABLED = BIT(6), |
Johannes Berg | ab1faea | 2009-07-01 21:41:17 +0200 | [diff] [blame] | 267 | }; |
| 268 | |
Johannes Berg | ccd7b36 | 2008-09-11 00:01:56 +0200 | [diff] [blame] | 269 | /* flags for MLME request */ |
Johannes Berg | ab1faea | 2009-07-01 21:41:17 +0200 | [diff] [blame] | 270 | enum ieee80211_sta_request { |
| 271 | IEEE80211_STA_REQ_SCAN, |
Johannes Berg | ab1faea | 2009-07-01 21:41:17 +0200 | [diff] [blame] | 272 | }; |
Tomas Winkler | 48c2fc5 | 2008-08-06 14:22:01 +0300 | [diff] [blame] | 273 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 274 | struct ieee80211_if_managed { |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 275 | struct timer_list timer; |
Johannes Berg | b291ba1 | 2009-07-10 15:29:03 +0200 | [diff] [blame] | 276 | struct timer_list conn_mon_timer; |
| 277 | struct timer_list bcn_mon_timer; |
Sujith | c481ec9 | 2009-01-06 09:28:37 +0530 | [diff] [blame] | 278 | struct timer_list chswitch_timer; |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 279 | struct work_struct work; |
Johannes Berg | b291ba1 | 2009-07-10 15:29:03 +0200 | [diff] [blame] | 280 | struct work_struct monitor_work; |
Sujith | c481ec9 | 2009-01-06 09:28:37 +0530 | [diff] [blame] | 281 | struct work_struct chswitch_work; |
Kalle Valo | 04de838 | 2009-03-22 21:57:35 +0200 | [diff] [blame] | 282 | struct work_struct beacon_loss_work; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 283 | |
Johannes Berg | b291ba1 | 2009-07-10 15:29:03 +0200 | [diff] [blame] | 284 | unsigned long probe_timeout; |
Maxim Levitsky | a43abf2 | 2009-07-31 18:54:12 +0300 | [diff] [blame] | 285 | int probe_send_count; |
Johannes Berg | b291ba1 | 2009-07-10 15:29:03 +0200 | [diff] [blame] | 286 | |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 287 | struct mutex mtx; |
| 288 | struct ieee80211_bss *associated; |
Johannes Berg | e21546a | 2009-08-06 20:41:32 +0200 | [diff] [blame] | 289 | struct ieee80211_mgd_work *old_associate_work; |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 290 | struct list_head work_list; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 291 | |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 292 | u8 bssid[ETH_ALEN]; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 293 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 294 | u16 aid; |
Johannes Berg | a7c1cfc | 2009-07-07 03:45:16 +0200 | [diff] [blame] | 295 | u16 capab; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 296 | |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 297 | struct sk_buff_head skb_queue; |
| 298 | |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 299 | unsigned long timers_running; /* used for quiesce/restart */ |
Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 300 | bool powersave; /* powersave requested for this iface */ |
| 301 | |
Johannes Berg | 056cdd5 | 2008-03-26 23:21:47 +0100 | [diff] [blame] | 302 | unsigned long request; |
| 303 | |
Jiri Slaby | d6f2da5 | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 304 | unsigned int flags; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 305 | |
Johannes Berg | d91f36d | 2009-04-16 13:17:26 +0200 | [diff] [blame] | 306 | u32 beacon_crc; |
| 307 | |
Jouni Malinen | fdfacf0 | 2009-01-08 13:32:05 +0200 | [diff] [blame] | 308 | enum { |
| 309 | IEEE80211_MFP_DISABLED, |
| 310 | IEEE80211_MFP_OPTIONAL, |
| 311 | IEEE80211_MFP_REQUIRED |
| 312 | } mfp; /* management frame protection */ |
| 313 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 314 | int wmm_last_param_set; |
| 315 | }; |
| 316 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 317 | enum ieee80211_ibss_request { |
| 318 | IEEE80211_IBSS_REQ_RUN = 0, |
| 319 | }; |
| 320 | |
| 321 | struct ieee80211_if_ibss { |
| 322 | struct timer_list timer; |
| 323 | struct work_struct work; |
| 324 | |
| 325 | struct sk_buff_head skb_queue; |
| 326 | |
Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 327 | unsigned long request; |
| 328 | unsigned long last_scan_completed; |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 329 | |
| 330 | bool timer_running; |
| 331 | |
Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 332 | bool fixed_bssid; |
| 333 | bool fixed_channel; |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 334 | bool privacy; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 335 | |
| 336 | u8 bssid[ETH_ALEN]; |
Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 337 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
| 338 | u8 ssid_len, ie_len; |
| 339 | u8 *ie; |
| 340 | struct ieee80211_channel *channel; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 341 | |
| 342 | unsigned long ibss_join_req; |
Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 343 | /* probe response/beacon for IBSS */ |
| 344 | struct sk_buff *presp, *skb; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 345 | |
| 346 | enum { |
| 347 | IEEE80211_IBSS_MLME_SEARCH, |
| 348 | IEEE80211_IBSS_MLME_JOINED, |
| 349 | } state; |
| 350 | }; |
| 351 | |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 352 | struct ieee80211_if_mesh { |
| 353 | struct work_struct work; |
| 354 | struct timer_list housekeeping_timer; |
| 355 | struct timer_list mesh_path_timer; |
| 356 | struct sk_buff_head skb_queue; |
| 357 | |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 358 | unsigned long timers_running; |
| 359 | |
Javier Cardona | 1888923 | 2009-08-10 12:15:52 -0700 | [diff] [blame] | 360 | unsigned long wrkq_flags; |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 361 | |
| 362 | u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; |
| 363 | size_t mesh_id_len; |
| 364 | /* Active Path Selection Protocol Identifier */ |
| 365 | u8 mesh_pp_id[4]; |
| 366 | /* Active Path Selection Metric Identifier */ |
| 367 | u8 mesh_pm_id[4]; |
| 368 | /* Congestion Control Mode Identifier */ |
| 369 | u8 mesh_cc_id[4]; |
Javier Cardona | 9e03fdf | 2009-08-20 09:21:45 -0700 | [diff] [blame] | 370 | /* Synchronization Protocol Identifier */ |
| 371 | u8 mesh_sp_id[4]; |
| 372 | /* Authentication Protocol Identifier */ |
| 373 | u8 mesh_auth_id[4]; |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 374 | /* Local mesh Destination Sequence Number */ |
| 375 | u32 dsn; |
| 376 | /* Last used PREQ ID */ |
| 377 | u32 preq_id; |
| 378 | atomic_t mpaths; |
| 379 | /* Timestamp of last DSN update */ |
| 380 | unsigned long last_dsn_update; |
| 381 | /* Timestamp of last DSN sent */ |
| 382 | unsigned long last_preq; |
| 383 | struct mesh_rmc *rmc; |
| 384 | spinlock_t mesh_preq_queue_lock; |
| 385 | struct mesh_preq_queue preq_queue; |
| 386 | int preq_queue_len; |
| 387 | struct mesh_stats mshstats; |
| 388 | struct mesh_config mshcfg; |
| 389 | u32 mesh_seqnum; |
| 390 | bool accepting_plinks; |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 391 | }; |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 392 | |
| 393 | #ifdef CONFIG_MAC80211_MESH |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 394 | #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ |
| 395 | do { (msh)->mshstats.name++; } while (0) |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 396 | #else |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 397 | #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 398 | do { } while (0) |
| 399 | #endif |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 400 | |
Johannes Berg | 213cd11 | 2008-09-11 00:01:54 +0200 | [diff] [blame] | 401 | /** |
| 402 | * enum ieee80211_sub_if_data_flags - virtual interface flags |
| 403 | * |
| 404 | * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets |
| 405 | * @IEEE80211_SDATA_PROMISC: interface is promisc |
Johannes Berg | 213cd11 | 2008-09-11 00:01:54 +0200 | [diff] [blame] | 406 | * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode |
| 407 | * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between |
| 408 | * associated stations and deliver multicast frames both |
| 409 | * back to wireless media and to the local net stack. |
| 410 | */ |
| 411 | enum ieee80211_sub_if_data_flags { |
| 412 | IEEE80211_SDATA_ALLMULTI = BIT(0), |
| 413 | IEEE80211_SDATA_PROMISC = BIT(1), |
Johannes Berg | 7986cf9 | 2009-03-21 17:08:43 +0100 | [diff] [blame] | 414 | IEEE80211_SDATA_OPERATING_GMODE = BIT(2), |
| 415 | IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), |
Johannes Berg | 213cd11 | 2008-09-11 00:01:54 +0200 | [diff] [blame] | 416 | }; |
| 417 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 418 | struct ieee80211_sub_if_data { |
| 419 | struct list_head list; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 420 | |
| 421 | struct wireless_dev wdev; |
| 422 | |
Johannes Berg | 11a843b | 2007-08-28 17:01:55 -0400 | [diff] [blame] | 423 | /* keys */ |
| 424 | struct list_head key_list; |
| 425 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 426 | struct net_device *dev; |
| 427 | struct ieee80211_local *local; |
| 428 | |
Jiri Slaby | 13262ff | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 429 | unsigned int flags; |
Daniel Drake | 7e9ed18 | 2007-07-27 15:43:24 +0200 | [diff] [blame] | 430 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 431 | int drop_unencrypted; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 432 | |
Johannes Berg | 413ad50 | 2009-05-08 21:21:06 +0200 | [diff] [blame] | 433 | /* |
| 434 | * keep track of whether the HT opmode (stored in |
| 435 | * vif.bss_info.ht_operation_mode) is valid. |
| 436 | */ |
| 437 | bool ht_opmode_valid; |
| 438 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 439 | /* Fragment table for host-based reassembly */ |
| 440 | struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; |
| 441 | unsigned int fragment_next; |
| 442 | |
| 443 | #define NUM_DEFAULT_KEYS 4 |
Jouni Malinen | 3cfcf6ac | 2009-01-08 13:32:02 +0200 | [diff] [blame] | 444 | #define NUM_DEFAULT_MGMT_KEYS 2 |
| 445 | struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 446 | struct ieee80211_key *default_key; |
Jouni Malinen | 3cfcf6ac | 2009-01-08 13:32:02 +0200 | [diff] [blame] | 447 | struct ieee80211_key *default_mgmt_key; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 448 | |
Johannes Berg | 9477828 | 2008-10-10 13:21:59 +0200 | [diff] [blame] | 449 | u16 sequence_number; |
| 450 | |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 451 | /* |
| 452 | * AP this belongs to: self in AP mode and |
| 453 | * corresponding AP in VLAN mode, NULL for |
| 454 | * all others (might be needed later in IBSS) |
| 455 | */ |
| 456 | struct ieee80211_if_ap *bss; |
| 457 | |
| 458 | int force_unicast_rateidx; /* forced TX rateidx for unicast frames */ |
| 459 | int max_ratectrl_rateidx; /* max TX rateidx for rate control */ |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 460 | |
| 461 | union { |
| 462 | struct ieee80211_if_ap ap; |
| 463 | struct ieee80211_if_wds wds; |
| 464 | struct ieee80211_if_vlan vlan; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 465 | struct ieee80211_if_managed mgd; |
| 466 | struct ieee80211_if_ibss ibss; |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 467 | #ifdef CONFIG_MAC80211_MESH |
| 468 | struct ieee80211_if_mesh mesh; |
| 469 | #endif |
Michael Wu | 8cc9a73 | 2008-01-31 19:48:23 +0100 | [diff] [blame] | 470 | u32 mntr_flags; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 471 | } u; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 472 | |
| 473 | #ifdef CONFIG_MAC80211_DEBUGFS |
| 474 | struct dentry *debugfsdir; |
| 475 | union { |
| 476 | struct { |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 477 | struct dentry *drop_unencrypted; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 478 | struct dentry *bssid; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 479 | struct dentry *aid; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 480 | struct dentry *capab; |
Jouni Malinen | 93015f0 | 2008-08-25 11:57:06 +0300 | [diff] [blame] | 481 | struct dentry *force_unicast_rateidx; |
| 482 | struct dentry *max_ratectrl_rateidx; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 483 | } sta; |
| 484 | struct { |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 485 | struct dentry *drop_unencrypted; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 486 | struct dentry *num_sta_ps; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 487 | struct dentry *dtim_count; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 488 | struct dentry *force_unicast_rateidx; |
| 489 | struct dentry *max_ratectrl_rateidx; |
| 490 | struct dentry *num_buffered_multicast; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 491 | } ap; |
| 492 | struct { |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 493 | struct dentry *drop_unencrypted; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 494 | struct dentry *peer; |
Jouni Malinen | 93015f0 | 2008-08-25 11:57:06 +0300 | [diff] [blame] | 495 | struct dentry *force_unicast_rateidx; |
| 496 | struct dentry *max_ratectrl_rateidx; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 497 | } wds; |
| 498 | struct { |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 499 | struct dentry *drop_unencrypted; |
Jouni Malinen | 93015f0 | 2008-08-25 11:57:06 +0300 | [diff] [blame] | 500 | struct dentry *force_unicast_rateidx; |
| 501 | struct dentry *max_ratectrl_rateidx; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 502 | } vlan; |
| 503 | struct { |
| 504 | struct dentry *mode; |
| 505 | } monitor; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 506 | } debugfs; |
Jouni Malinen | 2b58b20 | 2008-08-28 15:12:06 +0300 | [diff] [blame] | 507 | struct { |
| 508 | struct dentry *default_key; |
Jouni Malinen | 3cfcf6ac | 2009-01-08 13:32:02 +0200 | [diff] [blame] | 509 | struct dentry *default_mgmt_key; |
Jouni Malinen | 2b58b20 | 2008-08-28 15:12:06 +0300 | [diff] [blame] | 510 | } common_debugfs; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 511 | |
| 512 | #ifdef CONFIG_MAC80211_MESH |
| 513 | struct dentry *mesh_stats_dir; |
| 514 | struct { |
Daniel Walker | c8a61a7 | 2009-08-18 10:59:00 -0700 | [diff] [blame] | 515 | struct dentry *fwded_mcast; |
| 516 | struct dentry *fwded_unicast; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 517 | struct dentry *fwded_frames; |
| 518 | struct dentry *dropped_frames_ttl; |
| 519 | struct dentry *dropped_frames_no_route; |
| 520 | struct dentry *estab_plinks; |
Johannes Berg | 902acc7 | 2008-02-23 15:17:19 +0100 | [diff] [blame] | 521 | struct timer_list mesh_path_timer; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 522 | } mesh_stats; |
| 523 | |
| 524 | struct dentry *mesh_config_dir; |
| 525 | struct { |
| 526 | struct dentry *dot11MeshRetryTimeout; |
| 527 | struct dentry *dot11MeshConfirmTimeout; |
| 528 | struct dentry *dot11MeshHoldingTimeout; |
| 529 | struct dentry *dot11MeshMaxRetries; |
| 530 | struct dentry *dot11MeshTTL; |
| 531 | struct dentry *auto_open_plinks; |
| 532 | struct dentry *dot11MeshMaxPeerLinks; |
| 533 | struct dentry *dot11MeshHWMPactivePathTimeout; |
| 534 | struct dentry *dot11MeshHWMPpreqMinInterval; |
| 535 | struct dentry *dot11MeshHWMPnetDiameterTraversalTime; |
| 536 | struct dentry *dot11MeshHWMPmaxPREQretries; |
| 537 | struct dentry *path_refresh_time; |
| 538 | struct dentry *min_discovery_timeout; |
| 539 | } mesh_config; |
| 540 | #endif |
| 541 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 542 | #endif |
Johannes Berg | 32bfd35 | 2007-12-19 01:31:26 +0100 | [diff] [blame] | 543 | /* must be last, dynamically sized area in this! */ |
| 544 | struct ieee80211_vif vif; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 545 | }; |
| 546 | |
Johannes Berg | 32bfd35 | 2007-12-19 01:31:26 +0100 | [diff] [blame] | 547 | static inline |
| 548 | struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) |
| 549 | { |
| 550 | return container_of(p, struct ieee80211_sub_if_data, vif); |
| 551 | } |
| 552 | |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 553 | static inline void |
| 554 | ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata, |
| 555 | u8 mesh_id_len, u8 *mesh_id) |
| 556 | { |
| 557 | #ifdef CONFIG_MAC80211_MESH |
| 558 | struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; |
| 559 | ifmsh->mesh_id_len = mesh_id_len; |
| 560 | memcpy(ifmsh->mesh_id, mesh_id, mesh_id_len); |
| 561 | #else |
| 562 | WARN_ON(1); |
| 563 | #endif |
| 564 | } |
| 565 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 566 | enum { |
| 567 | IEEE80211_RX_MSG = 1, |
| 568 | IEEE80211_TX_STATUS_MSG = 2, |
Ron Rindjunsky | eadc8d9 | 2008-01-28 14:07:17 +0200 | [diff] [blame] | 569 | IEEE80211_DELBA_MSG = 3, |
| 570 | IEEE80211_ADDBA_MSG = 4, |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 571 | }; |
| 572 | |
Kalle Valo | ce7c911 | 2008-12-18 23:35:20 +0200 | [diff] [blame] | 573 | enum queue_stop_reason { |
| 574 | IEEE80211_QUEUE_STOP_REASON_DRIVER, |
Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 575 | IEEE80211_QUEUE_STOP_REASON_PS, |
Johannes Berg | 96f5e66 | 2009-02-12 00:51:53 +0100 | [diff] [blame] | 576 | IEEE80211_QUEUE_STOP_REASON_CSA, |
| 577 | IEEE80211_QUEUE_STOP_REASON_AGGREGATION, |
Johannes Berg | 2542060 | 2009-03-13 11:43:36 +0100 | [diff] [blame] | 578 | IEEE80211_QUEUE_STOP_REASON_SUSPEND, |
Johannes Berg | 8f77f38 | 2009-06-07 21:58:37 +0200 | [diff] [blame] | 579 | IEEE80211_QUEUE_STOP_REASON_SKB_ADD, |
Kalle Valo | ce7c911 | 2008-12-18 23:35:20 +0200 | [diff] [blame] | 580 | }; |
| 581 | |
Helmut Schaa | 142b9f5 | 2009-07-23 13:18:01 +0200 | [diff] [blame] | 582 | /** |
| 583 | * mac80211 scan flags - currently active scan mode |
| 584 | * |
| 585 | * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as |
| 586 | * well be on the operating channel |
| 587 | * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to |
| 588 | * determine if we are on the operating channel or not |
| 589 | * @SCAN_OFF_CHANNEL: We're off our operating channel for scanning, |
| 590 | * gets only set in conjunction with SCAN_SW_SCANNING |
| 591 | */ |
Helmut Schaa | fbe9c42 | 2009-07-23 12:14:04 +0200 | [diff] [blame] | 592 | enum { |
| 593 | SCAN_SW_SCANNING, |
Helmut Schaa | 142b9f5 | 2009-07-23 13:18:01 +0200 | [diff] [blame] | 594 | SCAN_HW_SCANNING, |
| 595 | SCAN_OFF_CHANNEL, |
| 596 | }; |
| 597 | |
| 598 | /** |
| 599 | * enum mac80211_scan_state - scan state machine states |
| 600 | * |
| 601 | * @SCAN_DECISION: Main entry point to the scan state machine, this state |
| 602 | * determines if we should keep on scanning or switch back to the |
| 603 | * operating channel |
| 604 | * @SCAN_SET_CHANNEL: Set the next channel to be scanned |
| 605 | * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses |
| 606 | * @SCAN_LEAVE_OPER_CHANNEL: Leave the operating channel, notify the AP |
| 607 | * about us leaving the channel and stop all associated STA interfaces |
| 608 | * @SCAN_ENTER_OPER_CHANNEL: Enter the operating channel again, notify the |
| 609 | * AP about us being back and restart all associated STA interfaces |
| 610 | */ |
| 611 | enum mac80211_scan_state { |
| 612 | SCAN_DECISION, |
| 613 | SCAN_SET_CHANNEL, |
| 614 | SCAN_SEND_PROBE, |
| 615 | SCAN_LEAVE_OPER_CHANNEL, |
| 616 | SCAN_ENTER_OPER_CHANNEL, |
Helmut Schaa | fbe9c42 | 2009-07-23 12:14:04 +0200 | [diff] [blame] | 617 | }; |
| 618 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 619 | struct ieee80211_local { |
| 620 | /* embed the driver visible part. |
| 621 | * don't cast (use the static inlines below), but we keep |
| 622 | * it first anyway so they become a no-op */ |
| 623 | struct ieee80211_hw hw; |
| 624 | |
| 625 | const struct ieee80211_ops *ops; |
| 626 | |
Luis R. Rodriguez | 42935ec | 2009-07-29 20:08:07 -0400 | [diff] [blame] | 627 | /* |
| 628 | * private workqueue to mac80211. mac80211 makes this accessible |
| 629 | * via ieee80211_queue_work() |
| 630 | */ |
| 631 | struct workqueue_struct *workqueue; |
| 632 | |
Johannes Berg | e4e72fb | 2009-03-23 17:28:42 +0100 | [diff] [blame] | 633 | unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; |
Johannes Berg | 96f5e66 | 2009-02-12 00:51:53 +0100 | [diff] [blame] | 634 | /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ |
Kalle Valo | ce7c911 | 2008-12-18 23:35:20 +0200 | [diff] [blame] | 635 | spinlock_t queue_stop_reason_lock; |
Johannes Berg | 96f5e66 | 2009-02-12 00:51:53 +0100 | [diff] [blame] | 636 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 637 | int open_count; |
Michael Wu | 3d30d94 | 2008-01-31 19:48:27 +0100 | [diff] [blame] | 638 | int monitors, cooked_mntrs; |
Michael Wu | 8cc9a73 | 2008-01-31 19:48:23 +0100 | [diff] [blame] | 639 | /* number of interfaces with corresponding FIF_ flags */ |
Igor Perminov | e3b90ca | 2009-08-04 16:48:51 +0400 | [diff] [blame] | 640 | int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll; |
Johannes Berg | 4150c57 | 2007-09-17 01:29:23 -0400 | [diff] [blame] | 641 | unsigned int filter_flags; /* FIF_* */ |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 642 | struct iw_statistics wstats; |
Johannes Berg | 3b8d81e0 | 2009-06-17 17:43:56 +0200 | [diff] [blame] | 643 | |
| 644 | /* protects the aggregated multicast list and filter calls */ |
| 645 | spinlock_t filter_lock; |
| 646 | |
Johannes Berg | 3ac64be | 2009-08-17 16:16:53 +0200 | [diff] [blame] | 647 | /* used for uploading changed mc list */ |
| 648 | struct work_struct reconfig_filter; |
| 649 | |
Johannes Berg | 3b8d81e0 | 2009-06-17 17:43:56 +0200 | [diff] [blame] | 650 | /* aggregated multicast list */ |
| 651 | struct dev_addr_list *mc_list; |
| 652 | int mc_count; |
| 653 | |
Johannes Berg | d0709a6 | 2008-02-25 16:27:46 +0100 | [diff] [blame] | 654 | bool tim_in_locked_section; /* see ieee80211_beacon_get() */ |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 655 | |
| 656 | /* |
| 657 | * suspended is true if we finished all the suspend _and_ we have |
| 658 | * not yet come up from resume. This is to be used by mac80211 |
| 659 | * to ensure driver sanity during suspend and mac80211's own |
| 660 | * sanity. It can eventually be used for WoW as well. |
| 661 | */ |
| 662 | bool suspended; |
| 663 | |
| 664 | /* |
Johannes Berg | ceb99fe | 2009-11-19 14:29:39 +0100 | [diff] [blame] | 665 | * Resuming is true while suspended, but when we're reprogramming the |
| 666 | * hardware -- at that time it's allowed to use ieee80211_queue_work() |
| 667 | * again even though some other parts of the stack are still suspended |
| 668 | * and we still drop received frames to avoid waking the stack. |
| 669 | */ |
| 670 | bool resuming; |
| 671 | |
| 672 | /* |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 673 | * quiescing is true during the suspend process _only_ to |
| 674 | * ease timer cancelling etc. |
| 675 | */ |
| 676 | bool quiescing; |
| 677 | |
Johannes Berg | ea77f12 | 2009-08-21 14:44:45 +0200 | [diff] [blame] | 678 | /* device is started */ |
| 679 | bool started; |
| 680 | |
Johannes Berg | b306f45 | 2007-07-10 19:32:08 +0200 | [diff] [blame] | 681 | int tx_headroom; /* required headroom for hardware/radiotap */ |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 682 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 683 | /* Tasklet and skb queue to process calls from IRQ mode. All frames |
| 684 | * added to skb_queue will be processed, but frames in |
| 685 | * skb_queue_unreliable may be dropped if the total length of these |
| 686 | * queues increases over the limit. */ |
| 687 | #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 |
| 688 | struct tasklet_struct tasklet; |
| 689 | struct sk_buff_head skb_queue; |
| 690 | struct sk_buff_head skb_queue_unreliable; |
| 691 | |
Johannes Berg | d0709a6 | 2008-02-25 16:27:46 +0100 | [diff] [blame] | 692 | /* Station data */ |
| 693 | /* |
| 694 | * The lock only protects the list, hash, timer and counter |
| 695 | * against manipulation, reads are done in RCU. Additionally, |
Johannes Berg | b16bd15 | 2008-04-11 21:40:35 +0200 | [diff] [blame] | 696 | * the lock protects each BSS's TIM bitmap. |
Johannes Berg | d0709a6 | 2008-02-25 16:27:46 +0100 | [diff] [blame] | 697 | */ |
| 698 | spinlock_t sta_lock; |
| 699 | unsigned long num_sta; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 700 | struct list_head sta_list; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 701 | struct sta_info *sta_hash[STA_HASH_SIZE]; |
| 702 | struct timer_list sta_cleanup; |
Johannes Berg | f5ea912 | 2009-08-07 16:17:38 +0200 | [diff] [blame] | 703 | int sta_generation; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 704 | |
Johannes Berg | 2a577d9 | 2009-03-23 17:28:37 +0100 | [diff] [blame] | 705 | struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 706 | struct tasklet_struct tx_pending_tasklet; |
| 707 | |
Johannes Berg | cd8ffc8 | 2009-03-23 17:28:41 +0100 | [diff] [blame] | 708 | /* |
| 709 | * This lock is used to prevent concurrent A-MPDU |
| 710 | * session start/stop processing, this thus also |
| 711 | * synchronises the ->ampdu_action() callback to |
| 712 | * drivers and limits it to one at a time. |
| 713 | */ |
| 714 | spinlock_t ampdu_lock; |
| 715 | |
Johannes Berg | 5391899 | 2007-09-26 15:19:47 +0200 | [diff] [blame] | 716 | /* number of interfaces with corresponding IFF_ flags */ |
| 717 | atomic_t iff_allmultis, iff_promiscs; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 718 | |
| 719 | struct rate_control_ref *rate_ctrl; |
| 720 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 721 | struct crypto_blkcipher *wep_tx_tfm; |
| 722 | struct crypto_blkcipher *wep_rx_tfm; |
| 723 | u32 wep_iv; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 724 | |
Johannes Berg | c771c9d | 2009-01-23 22:54:03 +0100 | [diff] [blame] | 725 | /* see iface.c */ |
Johannes Berg | 7901042 | 2007-09-18 17:29:21 -0400 | [diff] [blame] | 726 | struct list_head interfaces; |
Johannes Berg | c771c9d | 2009-01-23 22:54:03 +0100 | [diff] [blame] | 727 | struct mutex iflist_mtx; |
Johannes Berg | 7901042 | 2007-09-18 17:29:21 -0400 | [diff] [blame] | 728 | |
Johannes Berg | b16bd15 | 2008-04-11 21:40:35 +0200 | [diff] [blame] | 729 | /* |
| 730 | * Key lock, protects sdata's key_list and sta_info's |
| 731 | * key pointers (write access, they're RCU.) |
| 732 | */ |
| 733 | spinlock_t key_lock; |
| 734 | |
| 735 | |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 736 | /* Scanning and BSS list */ |
Johannes Berg | f3b8525 | 2009-04-23 16:01:47 +0200 | [diff] [blame] | 737 | struct mutex scan_mtx; |
Helmut Schaa | fbe9c42 | 2009-07-23 12:14:04 +0200 | [diff] [blame] | 738 | unsigned long scanning; |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 739 | struct cfg80211_ssid scan_ssid; |
Johannes Berg | 5ba6353 | 2009-08-07 17:54:07 +0200 | [diff] [blame] | 740 | struct cfg80211_scan_request *int_scan_req; |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 741 | struct cfg80211_scan_request *scan_req; |
| 742 | struct ieee80211_channel *scan_channel; |
Johannes Berg | de95a54 | 2009-04-01 11:58:36 +0200 | [diff] [blame] | 743 | const u8 *orig_ies; |
| 744 | int orig_ies_len; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 745 | int scan_channel_idx; |
Johannes Berg | de95a54 | 2009-04-01 11:58:36 +0200 | [diff] [blame] | 746 | int scan_ies_len; |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 747 | |
Helmut Schaa | 977923b | 2009-07-23 12:14:20 +0200 | [diff] [blame] | 748 | enum mac80211_scan_state next_scan_state; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 749 | struct delayed_work scan_work; |
Johannes Berg | 491775a | 2008-09-08 17:44:23 +0200 | [diff] [blame] | 750 | struct ieee80211_sub_if_data *scan_sdata; |
Sujith | 094d05d | 2008-12-12 11:57:43 +0530 | [diff] [blame] | 751 | enum nl80211_channel_type oper_channel_type; |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 752 | struct ieee80211_channel *oper_channel, *csa_channel; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 753 | |
| 754 | /* SNMP counters */ |
| 755 | /* dot11CountersTable */ |
| 756 | u32 dot11TransmittedFragmentCount; |
| 757 | u32 dot11MulticastTransmittedFrameCount; |
| 758 | u32 dot11FailedCount; |
| 759 | u32 dot11RetryCount; |
| 760 | u32 dot11MultipleRetryCount; |
| 761 | u32 dot11FrameDuplicateCount; |
| 762 | u32 dot11ReceivedFragmentCount; |
| 763 | u32 dot11MulticastReceivedFrameCount; |
| 764 | u32 dot11TransmittedFrameCount; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 765 | |
| 766 | #ifdef CONFIG_MAC80211_LEDS |
| 767 | int tx_led_counter, rx_led_counter; |
Ivo van Doorn | cdcb006 | 2008-01-07 19:45:24 +0100 | [diff] [blame] | 768 | struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; |
| 769 | char tx_led_name[32], rx_led_name[32], |
| 770 | assoc_led_name[32], radio_led_name[32]; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 771 | #endif |
| 772 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 773 | #ifdef CONFIG_MAC80211_DEBUGFS |
| 774 | struct work_struct sta_debugfs_add; |
| 775 | #endif |
| 776 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 777 | #ifdef CONFIG_MAC80211_DEBUG_COUNTERS |
| 778 | /* TX/RX handler statistics */ |
| 779 | unsigned int tx_handlers_drop; |
| 780 | unsigned int tx_handlers_queued; |
| 781 | unsigned int tx_handlers_drop_unencrypted; |
| 782 | unsigned int tx_handlers_drop_fragment; |
| 783 | unsigned int tx_handlers_drop_wep; |
| 784 | unsigned int tx_handlers_drop_not_assoc; |
| 785 | unsigned int tx_handlers_drop_unauth_port; |
| 786 | unsigned int rx_handlers_drop; |
| 787 | unsigned int rx_handlers_queued; |
| 788 | unsigned int rx_handlers_drop_nullfunc; |
| 789 | unsigned int rx_handlers_drop_defrag; |
| 790 | unsigned int rx_handlers_drop_short; |
| 791 | unsigned int rx_handlers_drop_passive_scan; |
| 792 | unsigned int tx_expand_skb_head; |
| 793 | unsigned int tx_expand_skb_head_cloned; |
| 794 | unsigned int rx_expand_skb_head; |
| 795 | unsigned int rx_expand_skb_head2; |
| 796 | unsigned int rx_handlers_fragments; |
| 797 | unsigned int tx_status_drop; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 798 | #define I802_DEBUG_INC(c) (c)++ |
| 799 | #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ |
| 800 | #define I802_DEBUG_INC(c) do { } while (0) |
| 801 | #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ |
| 802 | |
| 803 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 804 | int total_ps_buffered; /* total number of all buffered unicast and |
| 805 | * multicast packets for power saving stations |
| 806 | */ |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 807 | int wifi_wme_noack_test; |
| 808 | unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ |
Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 809 | |
Kalle Valo | 572e001 | 2009-02-10 17:09:31 +0200 | [diff] [blame] | 810 | bool pspolling; |
Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 811 | /* |
| 812 | * PS can only be enabled when we have exactly one managed |
| 813 | * interface (and monitors) in PS, this then points there. |
| 814 | */ |
| 815 | struct ieee80211_sub_if_data *ps_sdata; |
Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 816 | struct work_struct dynamic_ps_enable_work; |
| 817 | struct work_struct dynamic_ps_disable_work; |
| 818 | struct timer_list dynamic_ps_timer; |
Johannes Berg | 10f644a | 2009-04-16 13:17:25 +0200 | [diff] [blame] | 819 | struct notifier_block network_latency_notifier; |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 820 | |
Johannes Berg | 2bf30fa | 2009-01-06 23:23:56 +0100 | [diff] [blame] | 821 | int user_power_level; /* in dBm */ |
Vasanthakumar Thiagarajan | a8302de | 2009-01-09 18:14:15 +0530 | [diff] [blame] | 822 | int power_constr_level; /* in dBm */ |
Johannes Berg | 2bf30fa | 2009-01-06 23:23:56 +0100 | [diff] [blame] | 823 | |
Johannes Berg | f2753dd | 2009-04-14 10:09:24 +0200 | [diff] [blame] | 824 | struct work_struct restart_work; |
| 825 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 826 | #ifdef CONFIG_MAC80211_DEBUGFS |
| 827 | struct local_debugfsdentries { |
Johannes Berg | 4b7679a | 2008-09-18 18:14:18 +0200 | [diff] [blame] | 828 | struct dentry *rcdir; |
| 829 | struct dentry *rcname; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 830 | struct dentry *frequency; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 831 | struct dentry *total_ps_buffered; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 832 | struct dentry *wep_iv; |
Alina Friedrichsen | ae54c98 | 2009-01-23 05:33:37 +0100 | [diff] [blame] | 833 | struct dentry *tsf; |
Johannes Berg | db2e6bd | 2009-06-14 17:37:39 +0200 | [diff] [blame] | 834 | struct dentry *queues; |
Johannes Berg | 827b1fb | 2009-03-13 11:44:18 +0100 | [diff] [blame] | 835 | struct dentry *reset; |
Johannes Berg | d3707d9 | 2009-05-12 22:05:40 +0200 | [diff] [blame] | 836 | struct dentry *noack; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 837 | struct dentry *statistics; |
| 838 | struct local_debugfsdentries_statsdentries { |
| 839 | struct dentry *transmitted_fragment_count; |
| 840 | struct dentry *multicast_transmitted_frame_count; |
| 841 | struct dentry *failed_count; |
| 842 | struct dentry *retry_count; |
| 843 | struct dentry *multiple_retry_count; |
| 844 | struct dentry *frame_duplicate_count; |
| 845 | struct dentry *received_fragment_count; |
| 846 | struct dentry *multicast_received_frame_count; |
| 847 | struct dentry *transmitted_frame_count; |
| 848 | struct dentry *wep_undecryptable_count; |
| 849 | struct dentry *num_scans; |
| 850 | #ifdef CONFIG_MAC80211_DEBUG_COUNTERS |
| 851 | struct dentry *tx_handlers_drop; |
| 852 | struct dentry *tx_handlers_queued; |
| 853 | struct dentry *tx_handlers_drop_unencrypted; |
| 854 | struct dentry *tx_handlers_drop_fragment; |
| 855 | struct dentry *tx_handlers_drop_wep; |
| 856 | struct dentry *tx_handlers_drop_not_assoc; |
| 857 | struct dentry *tx_handlers_drop_unauth_port; |
| 858 | struct dentry *rx_handlers_drop; |
| 859 | struct dentry *rx_handlers_queued; |
| 860 | struct dentry *rx_handlers_drop_nullfunc; |
| 861 | struct dentry *rx_handlers_drop_defrag; |
| 862 | struct dentry *rx_handlers_drop_short; |
| 863 | struct dentry *rx_handlers_drop_passive_scan; |
| 864 | struct dentry *tx_expand_skb_head; |
| 865 | struct dentry *tx_expand_skb_head_cloned; |
| 866 | struct dentry *rx_expand_skb_head; |
| 867 | struct dentry *rx_expand_skb_head2; |
| 868 | struct dentry *rx_handlers_fragments; |
| 869 | struct dentry *tx_status_drop; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 870 | #endif |
| 871 | struct dentry *dot11ACKFailureCount; |
| 872 | struct dentry *dot11RTSFailureCount; |
| 873 | struct dentry *dot11FCSErrorCount; |
| 874 | struct dentry *dot11RTSSuccessCount; |
| 875 | } stats; |
| 876 | struct dentry *stations; |
| 877 | struct dentry *keys; |
| 878 | } debugfs; |
| 879 | #endif |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 880 | }; |
| 881 | |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 882 | static inline struct ieee80211_sub_if_data * |
| 883 | IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) |
| 884 | { |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 885 | return netdev_priv(dev); |
| 886 | } |
| 887 | |
Ron Rindjunsky | eadc8d9 | 2008-01-28 14:07:17 +0200 | [diff] [blame] | 888 | /* this struct represents 802.11n's RA/TID combination */ |
| 889 | struct ieee80211_ra_tid { |
| 890 | u8 ra[ETH_ALEN]; |
| 891 | u16 tid; |
| 892 | }; |
| 893 | |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 894 | /* Parsed Information Elements */ |
| 895 | struct ieee802_11_elems { |
Jouni Malinen | 43ac2ca | 2008-08-15 22:21:27 +0300 | [diff] [blame] | 896 | u8 *ie_start; |
| 897 | size_t total_len; |
| 898 | |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 899 | /* pointers to IEs */ |
| 900 | u8 *ssid; |
| 901 | u8 *supp_rates; |
| 902 | u8 *fh_params; |
| 903 | u8 *ds_params; |
| 904 | u8 *cf_params; |
Johannes Berg | e7ec86f | 2009-04-18 17:33:24 +0200 | [diff] [blame] | 905 | struct ieee80211_tim_ie *tim; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 906 | u8 *ibss_params; |
| 907 | u8 *challenge; |
| 908 | u8 *wpa; |
| 909 | u8 *rsn; |
| 910 | u8 *erp_info; |
| 911 | u8 *ext_supp_rates; |
| 912 | u8 *wmm_info; |
| 913 | u8 *wmm_param; |
Johannes Berg | 0991481 | 2008-10-07 19:31:17 +0200 | [diff] [blame] | 914 | struct ieee80211_ht_cap *ht_cap_elem; |
Johannes Berg | d9fe60d | 2008-10-09 12:13:49 +0200 | [diff] [blame] | 915 | struct ieee80211_ht_info *ht_info_elem; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 916 | u8 *mesh_config; |
| 917 | u8 *mesh_id; |
| 918 | u8 *peer_link; |
| 919 | u8 *preq; |
| 920 | u8 *prep; |
| 921 | u8 *perr; |
Assaf Krauss | f2df385 | 2008-06-15 18:23:29 +0300 | [diff] [blame] | 922 | u8 *ch_switch_elem; |
| 923 | u8 *country_elem; |
| 924 | u8 *pwr_constr_elem; |
| 925 | u8 *quiet_elem; /* first quite element */ |
Jouni Malinen | f797eb7 | 2009-01-19 18:48:46 +0200 | [diff] [blame] | 926 | u8 *timeout_int; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 927 | |
| 928 | /* length of them, respectively */ |
| 929 | u8 ssid_len; |
| 930 | u8 supp_rates_len; |
| 931 | u8 fh_params_len; |
| 932 | u8 ds_params_len; |
| 933 | u8 cf_params_len; |
| 934 | u8 tim_len; |
| 935 | u8 ibss_params_len; |
| 936 | u8 challenge_len; |
| 937 | u8 wpa_len; |
| 938 | u8 rsn_len; |
| 939 | u8 erp_info_len; |
| 940 | u8 ext_supp_rates_len; |
| 941 | u8 wmm_info_len; |
| 942 | u8 wmm_param_len; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 943 | u8 mesh_config_len; |
| 944 | u8 mesh_id_len; |
| 945 | u8 peer_link_len; |
| 946 | u8 preq_len; |
| 947 | u8 prep_len; |
| 948 | u8 perr_len; |
Assaf Krauss | f2df385 | 2008-06-15 18:23:29 +0300 | [diff] [blame] | 949 | u8 ch_switch_elem_len; |
| 950 | u8 country_elem_len; |
| 951 | u8 pwr_constr_elem_len; |
| 952 | u8 quiet_elem_len; |
| 953 | u8 num_of_quiet_elem; /* can be more the one */ |
Jouni Malinen | f797eb7 | 2009-01-19 18:48:46 +0200 | [diff] [blame] | 954 | u8 timeout_int_len; |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 955 | }; |
| 956 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 957 | static inline struct ieee80211_local *hw_to_local( |
| 958 | struct ieee80211_hw *hw) |
| 959 | { |
| 960 | return container_of(hw, struct ieee80211_local, hw); |
| 961 | } |
| 962 | |
| 963 | static inline struct ieee80211_hw *local_to_hw( |
| 964 | struct ieee80211_local *local) |
| 965 | { |
| 966 | return &local->hw; |
| 967 | } |
| 968 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 969 | |
Johannes Berg | 571ecf6 | 2007-07-27 15:43:22 +0200 | [diff] [blame] | 970 | static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) |
| 971 | { |
| 972 | return compare_ether_addr(raddr, addr) == 0 || |
| 973 | is_broadcast_ether_addr(raddr); |
| 974 | } |
| 975 | |
| 976 | |
Johannes Berg | e897558 | 2008-10-09 12:18:51 +0200 | [diff] [blame] | 977 | int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); |
Johannes Berg | 5cf121c | 2008-02-25 16:27:43 +0100 | [diff] [blame] | 978 | void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); |
Johannes Berg | 9c6bd79 | 2008-09-11 00:01:52 +0200 | [diff] [blame] | 979 | void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, |
| 980 | u32 changed); |
Johannes Berg | 0d143fe | 2008-09-11 00:01:59 +0200 | [diff] [blame] | 981 | void ieee80211_configure_filter(struct ieee80211_local *local); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 982 | u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 983 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 984 | /* STA code */ |
Johannes Berg | 9c6bd79 | 2008-09-11 00:01:52 +0200 | [diff] [blame] | 985 | void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 986 | int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, |
| 987 | struct cfg80211_auth_request *req); |
| 988 | int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, |
| 989 | struct cfg80211_assoc_request *req); |
| 990 | int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, |
Johannes Berg | 667503d | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 991 | struct cfg80211_deauth_request *req, |
| 992 | void *cookie); |
Johannes Berg | 77fdaa1 | 2009-07-07 03:45:17 +0200 | [diff] [blame] | 993 | int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, |
Johannes Berg | 667503d | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 994 | struct cfg80211_disassoc_request *req, |
| 995 | void *cookie); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 996 | ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, |
Johannes Berg | f1d58c2 | 2009-06-17 13:13:00 +0200 | [diff] [blame] | 997 | struct sk_buff *skb); |
Kalle Valo | 572e001 | 2009-02-10 17:09:31 +0200 | [diff] [blame] | 998 | void ieee80211_send_pspoll(struct ieee80211_local *local, |
| 999 | struct ieee80211_sub_if_data *sdata); |
Johannes Berg | 10f644a | 2009-04-16 13:17:25 +0200 | [diff] [blame] | 1000 | void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency); |
| 1001 | int ieee80211_max_network_latency(struct notifier_block *nb, |
| 1002 | unsigned long data, void *dummy); |
Johannes Berg | cc32abd | 2009-05-15 11:52:31 +0200 | [diff] [blame] | 1003 | void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, |
| 1004 | struct ieee80211_channel_sw_ie *sw_elem, |
| 1005 | struct ieee80211_bss *bss); |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 1006 | void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata); |
| 1007 | void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); |
Johannes Berg | 9c6bd79 | 2008-09-11 00:01:52 +0200 | [diff] [blame] | 1008 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1009 | /* IBSS code */ |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1010 | void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); |
| 1011 | void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); |
| 1012 | ieee80211_rx_result |
Johannes Berg | f1d58c2 | 2009-06-17 13:13:00 +0200 | [diff] [blame] | 1013 | ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1014 | struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, |
| 1015 | u8 *bssid, u8 *addr, u32 supp_rates); |
Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 1016 | int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, |
| 1017 | struct cfg80211_ibss_params *params); |
| 1018 | int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 1019 | void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata); |
| 1020 | void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1021 | |
Johannes Berg | 9c6bd79 | 2008-09-11 00:01:52 +0200 | [diff] [blame] | 1022 | /* scan/BSS handling */ |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1023 | void ieee80211_scan_work(struct work_struct *work); |
Johannes Berg | f3b8525 | 2009-04-23 16:01:47 +0200 | [diff] [blame] | 1024 | int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, |
| 1025 | const u8 *ssid, u8 ssid_len); |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 1026 | int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 1027 | struct cfg80211_scan_request *req); |
Johannes Berg | 5bb644a | 2009-05-17 11:40:42 +0200 | [diff] [blame] | 1028 | void ieee80211_scan_cancel(struct ieee80211_local *local); |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 1029 | ieee80211_rx_result |
Johannes Berg | f1d58c2 | 2009-06-17 13:13:00 +0200 | [diff] [blame] | 1030 | ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); |
Johannes Berg | 9c6bd79 | 2008-09-11 00:01:52 +0200 | [diff] [blame] | 1031 | |
Johannes Berg | 0a51b27 | 2008-09-08 17:44:25 +0200 | [diff] [blame] | 1032 | void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 1033 | struct ieee80211_bss * |
Johannes Berg | 98c8fcc | 2008-09-08 17:44:26 +0200 | [diff] [blame] | 1034 | ieee80211_bss_info_update(struct ieee80211_local *local, |
| 1035 | struct ieee80211_rx_status *rx_status, |
| 1036 | struct ieee80211_mgmt *mgmt, |
| 1037 | size_t len, |
| 1038 | struct ieee802_11_elems *elems, |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 1039 | struct ieee80211_channel *channel, |
| 1040 | bool beacon); |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 1041 | struct ieee80211_bss * |
Johannes Berg | 5484e23 | 2008-09-08 17:44:27 +0200 | [diff] [blame] | 1042 | ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, |
| 1043 | u8 *ssid, u8 ssid_len); |
Johannes Berg | 98c8fcc | 2008-09-08 17:44:26 +0200 | [diff] [blame] | 1044 | void ieee80211_rx_bss_put(struct ieee80211_local *local, |
Johannes Berg | c2b1345 | 2008-09-11 00:01:55 +0200 | [diff] [blame] | 1045 | struct ieee80211_bss *bss); |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 1046 | |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 1047 | /* interface handling */ |
| 1048 | int ieee80211_if_add(struct ieee80211_local *local, const char *name, |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 1049 | struct net_device **new_dev, enum nl80211_iftype type, |
Luis Carlos Cobo | ee38585 | 2008-02-23 15:17:11 +0100 | [diff] [blame] | 1050 | struct vif_params *params); |
Johannes Berg | f3947e2 | 2008-07-09 14:40:36 +0200 | [diff] [blame] | 1051 | int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 1052 | enum nl80211_iftype type); |
Jasper Bryant-Greene | f698d85 | 2008-08-03 12:04:37 +1200 | [diff] [blame] | 1053 | void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); |
Johannes Berg | 7563652 | 2008-07-09 14:40:35 +0200 | [diff] [blame] | 1054 | void ieee80211_remove_interfaces(struct ieee80211_local *local); |
Johannes Berg | 5cff20e | 2009-04-29 12:26:17 +0200 | [diff] [blame] | 1055 | u32 __ieee80211_recalc_idle(struct ieee80211_local *local); |
| 1056 | void ieee80211_recalc_idle(struct ieee80211_local *local); |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 1057 | |
Johannes Berg | e2ebc74 | 2007-07-27 15:43:22 +0200 | [diff] [blame] | 1058 | /* tx handling */ |
Johannes Berg | e2ebc74 | 2007-07-27 15:43:22 +0200 | [diff] [blame] | 1059 | void ieee80211_clear_tx_pending(struct ieee80211_local *local); |
| 1060 | void ieee80211_tx_pending(unsigned long data); |
Stephen Hemminger | d0cf9c0 | 2009-08-31 19:50:57 +0000 | [diff] [blame] | 1061 | netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, |
| 1062 | struct net_device *dev); |
| 1063 | netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, |
| 1064 | struct net_device *dev); |
Johannes Berg | e2ebc74 | 2007-07-27 15:43:22 +0200 | [diff] [blame] | 1065 | |
Johannes Berg | de1ede7 | 2008-09-09 14:42:50 +0200 | [diff] [blame] | 1066 | /* HT */ |
Johannes Berg | ae5eb02 | 2008-10-14 16:58:37 +0200 | [diff] [blame] | 1067 | void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, |
| 1068 | struct ieee80211_ht_cap *ht_cap_ie, |
Johannes Berg | d9fe60d | 2008-10-09 12:13:49 +0200 | [diff] [blame] | 1069 | struct ieee80211_sta_ht_cap *ht_cap); |
Johannes Berg | de1ede7 | 2008-09-09 14:42:50 +0200 | [diff] [blame] | 1070 | void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn); |
Johannes Berg | b8695a8 | 2009-02-10 21:25:46 +0100 | [diff] [blame] | 1071 | void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, |
| 1072 | const u8 *da, u16 tid, |
| 1073 | u16 initiator, u16 reason_code); |
Johannes Berg | de1ede7 | 2008-09-09 14:42:50 +0200 | [diff] [blame] | 1074 | |
| 1075 | void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da, |
| 1076 | u16 tid, u16 initiator, u16 reason); |
Johannes Berg | 849b796 | 2009-02-10 21:25:54 +0100 | [diff] [blame] | 1077 | void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, |
| 1078 | u16 initiator, u16 reason); |
Johannes Berg | 2dace10 | 2009-02-10 21:25:52 +0100 | [diff] [blame] | 1079 | void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta); |
Johannes Berg | de1ede7 | 2008-09-09 14:42:50 +0200 | [diff] [blame] | 1080 | void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, |
| 1081 | struct sta_info *sta, |
| 1082 | struct ieee80211_mgmt *mgmt, size_t len); |
| 1083 | void ieee80211_process_addba_resp(struct ieee80211_local *local, |
| 1084 | struct sta_info *sta, |
| 1085 | struct ieee80211_mgmt *mgmt, |
| 1086 | size_t len); |
| 1087 | void ieee80211_process_addba_request(struct ieee80211_local *local, |
| 1088 | struct sta_info *sta, |
| 1089 | struct ieee80211_mgmt *mgmt, |
| 1090 | size_t len); |
| 1091 | |
Johannes Berg | 849b796 | 2009-02-10 21:25:54 +0100 | [diff] [blame] | 1092 | int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, |
| 1093 | enum ieee80211_back_parties initiator); |
Johannes Berg | 827d42c | 2009-11-22 12:28:41 +0100 | [diff] [blame] | 1094 | int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, |
| 1095 | enum ieee80211_back_parties initiator); |
Johannes Berg | 849b796 | 2009-02-10 21:25:54 +0100 | [diff] [blame] | 1096 | |
Johannes Berg | 39192c0 | 2008-09-09 14:49:03 +0200 | [diff] [blame] | 1097 | /* Spectrum management */ |
| 1098 | void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, |
| 1099 | struct ieee80211_mgmt *mgmt, |
| 1100 | size_t len); |
| 1101 | |
Johannes Berg | f2753dd | 2009-04-14 10:09:24 +0200 | [diff] [blame] | 1102 | /* Suspend/resume and hw reconfiguration */ |
| 1103 | int ieee80211_reconfig(struct ieee80211_local *local); |
Johannes Berg | 84f6a01 | 2009-08-20 20:02:20 +0200 | [diff] [blame] | 1104 | void ieee80211_stop_device(struct ieee80211_local *local); |
Johannes Berg | f2753dd | 2009-04-14 10:09:24 +0200 | [diff] [blame] | 1105 | |
Johannes Berg | 827b1fb | 2009-03-13 11:44:18 +0100 | [diff] [blame] | 1106 | #ifdef CONFIG_PM |
Bob Copeland | 665af4f | 2009-01-19 11:20:53 -0500 | [diff] [blame] | 1107 | int __ieee80211_suspend(struct ieee80211_hw *hw); |
Johannes Berg | f2753dd | 2009-04-14 10:09:24 +0200 | [diff] [blame] | 1108 | |
| 1109 | static inline int __ieee80211_resume(struct ieee80211_hw *hw) |
| 1110 | { |
| 1111 | return ieee80211_reconfig(hw_to_local(hw)); |
| 1112 | } |
Johannes Berg | 827b1fb | 2009-03-13 11:44:18 +0100 | [diff] [blame] | 1113 | #else |
| 1114 | static inline int __ieee80211_suspend(struct ieee80211_hw *hw) |
| 1115 | { |
| 1116 | return 0; |
| 1117 | } |
Johannes Berg | f2753dd | 2009-04-14 10:09:24 +0200 | [diff] [blame] | 1118 | |
Johannes Berg | 827b1fb | 2009-03-13 11:44:18 +0100 | [diff] [blame] | 1119 | static inline int __ieee80211_resume(struct ieee80211_hw *hw) |
| 1120 | { |
| 1121 | return 0; |
| 1122 | } |
| 1123 | #endif |
Bob Copeland | 665af4f | 2009-01-19 11:20:53 -0500 | [diff] [blame] | 1124 | |
Johannes Berg | c2d1560 | 2007-07-27 15:43:23 +0200 | [diff] [blame] | 1125 | /* utility functions/constants */ |
| 1126 | extern void *mac80211_wiphy_privid; /* for wiphy privid */ |
Ron Rindjunsky | 7136471 | 2007-12-25 17:00:36 +0200 | [diff] [blame] | 1127 | u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 1128 | enum nl80211_iftype type); |
Johannes Berg | c2d1560 | 2007-07-27 15:43:23 +0200 | [diff] [blame] | 1129 | int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, |
| 1130 | int rate, int erp, int short_preamble); |
Jasper Bryant-Greene | f698d85 | 2008-08-03 12:04:37 +1200 | [diff] [blame] | 1131 | void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, |
Johannes Berg | e6d6e34 | 2009-07-01 21:26:47 +0200 | [diff] [blame] | 1132 | struct ieee80211_hdr *hdr, const u8 *tsc, |
| 1133 | gfp_t gfp); |
Johannes Berg | 5825fe10 | 2008-09-09 12:56:01 +0200 | [diff] [blame] | 1134 | void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); |
Johannes Berg | e50db65 | 2008-09-09 15:07:09 +0200 | [diff] [blame] | 1135 | void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, |
| 1136 | int encrypt); |
Johannes Berg | 9c6bd79 | 2008-09-11 00:01:52 +0200 | [diff] [blame] | 1137 | void ieee802_11_parse_elems(u8 *start, size_t len, |
| 1138 | struct ieee802_11_elems *elems); |
Johannes Berg | d91f36d | 2009-04-16 13:17:26 +0200 | [diff] [blame] | 1139 | u32 ieee802_11_parse_elems_crc(u8 *start, size_t len, |
| 1140 | struct ieee802_11_elems *elems, |
| 1141 | u64 filter, u32 crc); |
Johannes Berg | 881d948 | 2009-01-21 15:13:48 +0100 | [diff] [blame] | 1142 | u32 ieee80211_mandatory_rates(struct ieee80211_local *local, |
Johannes Berg | 96dd22a | 2008-09-11 00:01:57 +0200 | [diff] [blame] | 1143 | enum ieee80211_band band); |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 1144 | |
Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 1145 | void ieee80211_dynamic_ps_enable_work(struct work_struct *work); |
| 1146 | void ieee80211_dynamic_ps_disable_work(struct work_struct *work); |
| 1147 | void ieee80211_dynamic_ps_timer(unsigned long data); |
Vivek Natarajan | a97b77b | 2008-12-23 18:39:02 -0800 | [diff] [blame] | 1148 | void ieee80211_send_nullfunc(struct ieee80211_local *local, |
| 1149 | struct ieee80211_sub_if_data *sdata, |
| 1150 | int powersave); |
Kalle Valo | 3cf335d | 2009-03-22 21:57:06 +0200 | [diff] [blame] | 1151 | void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata, |
| 1152 | struct ieee80211_hdr *hdr); |
Kalle Valo | 04de838 | 2009-03-22 21:57:35 +0200 | [diff] [blame] | 1153 | void ieee80211_beacon_loss_work(struct work_struct *work); |
Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 1154 | |
Kalle Valo | ce7c911 | 2008-12-18 23:35:20 +0200 | [diff] [blame] | 1155 | void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, |
| 1156 | enum queue_stop_reason reason); |
| 1157 | void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, |
| 1158 | enum queue_stop_reason reason); |
Johannes Berg | 96f5e66 | 2009-02-12 00:51:53 +0100 | [diff] [blame] | 1159 | void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, |
| 1160 | enum queue_stop_reason reason); |
| 1161 | void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, |
| 1162 | enum queue_stop_reason reason); |
Johannes Berg | 8f77f38 | 2009-06-07 21:58:37 +0200 | [diff] [blame] | 1163 | void ieee80211_add_pending_skb(struct ieee80211_local *local, |
| 1164 | struct sk_buff *skb); |
| 1165 | int ieee80211_add_pending_skbs(struct ieee80211_local *local, |
| 1166 | struct sk_buff_head *skbs); |
Kalle Valo | ce7c911 | 2008-12-18 23:35:20 +0200 | [diff] [blame] | 1167 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1168 | void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, |
| 1169 | u16 transaction, u16 auth_alg, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 1170 | u8 *extra, size_t extra_len, const u8 *bssid, |
| 1171 | const u8 *key, u8 key_len, u8 key_idx); |
Johannes Berg | de95a54 | 2009-04-01 11:58:36 +0200 | [diff] [blame] | 1172 | int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, |
| 1173 | const u8 *ie, size_t ie_len); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1174 | void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, |
Johannes Berg | de95a54 | 2009-04-01 11:58:36 +0200 | [diff] [blame] | 1175 | const u8 *ssid, size_t ssid_len, |
| 1176 | const u8 *ie, size_t ie_len); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 1177 | |
| 1178 | void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, |
| 1179 | const size_t supp_rates_len, |
| 1180 | const u8 *supp_rates); |
| 1181 | u32 ieee80211_sta_get_rates(struct ieee80211_local *local, |
| 1182 | struct ieee802_11_elems *elems, |
| 1183 | enum ieee80211_band band); |
| 1184 | |
Johannes Berg | f4ea83d | 2008-06-30 15:10:46 +0200 | [diff] [blame] | 1185 | #ifdef CONFIG_MAC80211_NOINLINE |
Johannes Berg | d9e8a70 | 2008-06-30 15:10:44 +0200 | [diff] [blame] | 1186 | #define debug_noinline noinline |
| 1187 | #else |
| 1188 | #define debug_noinline |
| 1189 | #endif |
| 1190 | |
Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 1191 | #endif /* IEEE80211_I_H */ |