1 /*- 2 * Copyright (c) 2020-2023 The FreeBSD Foundation 3 * Copyright (c) 2020-2021 Bjoern A. Zeeb 4 * 5 * This software was developed by Björn Zeeb under sponsorship from 6 * the FreeBSD Foundation. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 /* 31 * Public functions are called linuxkpi_*(). 32 * Internal (static) functions are called lkpi_*(). 33 * 34 * The internal structures holding metadata over public structures are also 35 * called lkpi_xxx (usually with a member at the end called xxx). 36 * Note: we do not replicate the structure names but the general variable names 37 * for these (e.g., struct hw -> struct lkpi_hw, struct sta -> struct lkpi_sta). 38 * There are macros to access one from the other. 39 * We call the internal versions lxxx (e.g., hw -> lhw, sta -> lsta). 40 */ 41 42 #ifndef _LKPI_SRC_LINUX_80211_H 43 #define _LKPI_SRC_LINUX_80211_H 44 45 #include "opt_wlan.h" 46 47 #if defined(IEEE80211_DEBUG) && !defined(LINUXKPI_DEBUG_80211) 48 #define LINUXKPI_DEBUG_80211 49 #endif 50 51 /* #define LINUXKPI_DEBUG_80211 */ 52 53 #ifndef D80211_TODO 54 #define D80211_TODO 0x00000001 55 #endif 56 #ifndef D80211_IMPROVE 57 #define D80211_IMPROVE 0x00000002 58 #endif 59 #define D80211_IMPROVE_TXQ 0x00000004 60 #define D80211_TRACE 0x00000010 61 #define D80211_TRACEOK 0x00000020 62 #define D80211_TRACE_TX 0x00000100 63 #define D80211_TRACE_TX_DUMP 0x00000200 64 #define D80211_TRACE_RX 0x00001000 65 #define D80211_TRACE_RX_DUMP 0x00002000 66 #define D80211_TRACE_RX_BEACONS 0x00004000 67 #define D80211_TRACEX (D80211_TRACE_TX|D80211_TRACE_RX) 68 #define D80211_TRACEX_DUMP (D80211_TRACE_TX_DUMP|D80211_TRACE_RX_DUMP) 69 #define D80211_TRACE_STA 0x00010000 70 #define D80211_TRACE_MO 0x00100000 71 #define D80211_TRACE_MODE 0x0f000000 72 #define D80211_TRACE_MODE_HT 0x01000000 73 #define D80211_TRACE_MODE_VHT 0x02000000 74 #define D80211_TRACE_MODE_HE 0x04000000 75 #define D80211_TRACE_MODE_EHT 0x08000000 76 77 #define IMPROVE_TXQ(...) \ 78 if (linuxkpi_debug_80211 & D80211_IMPROVE_TXQ) \ 79 printf("%s:%d: XXX LKPI80211 IMPROVE_TXQ\n", __func__, __LINE__) 80 81 #define IMPROVE_HT(...) \ 82 if (linuxkpi_debug_80211 & D80211_TRACE_MODE_HT) \ 83 printf("%s:%d: XXX LKPI80211 IMPROVE_HT\n", __func__, __LINE__) 84 85 #define MTAG_ABI_LKPI80211 1707696513 /* LinuxKPI 802.11 KBI */ 86 87 /* 88 * Deferred RX path. 89 * We need to pass *ni along (and possibly more in the future so 90 * we use a struct right from the start. 91 */ 92 #define LKPI80211_TAG_RXNI 0 /* deferred RX path */ 93 struct lkpi_80211_tag_rxni { 94 struct ieee80211_node *ni; /* MUST hold a reference to it. */ 95 }; 96 97 struct lkpi_radiotap_tx_hdr { 98 struct ieee80211_radiotap_header wt_ihdr; 99 uint8_t wt_flags; 100 uint8_t wt_rate; 101 uint16_t wt_chan_freq; 102 uint16_t wt_chan_flags; 103 } __packed; 104 #define LKPI_RTAP_TX_FLAGS_PRESENT \ 105 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 106 (1 << IEEE80211_RADIOTAP_RATE) | \ 107 (1 << IEEE80211_RADIOTAP_CHANNEL)) 108 109 struct lkpi_radiotap_rx_hdr { 110 struct ieee80211_radiotap_header wr_ihdr; 111 uint64_t wr_tsft; 112 uint8_t wr_flags; 113 uint8_t wr_rate; 114 uint16_t wr_chan_freq; 115 uint16_t wr_chan_flags; 116 int8_t wr_dbm_antsignal; 117 int8_t wr_dbm_antnoise; 118 } __packed __aligned(8); 119 #define LKPI_RTAP_RX_FLAGS_PRESENT \ 120 ((1 << IEEE80211_RADIOTAP_TSFT) | \ 121 (1 << IEEE80211_RADIOTAP_FLAGS) | \ 122 (1 << IEEE80211_RADIOTAP_RATE) | \ 123 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 124 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ 125 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)) 126 127 struct lkpi_txq { 128 TAILQ_ENTRY(lkpi_txq) txq_entry; 129 130 struct mtx ltxq_mtx; 131 bool seen_dequeue; 132 bool stopped; 133 uint32_t txq_generation; 134 struct sk_buff_head skbq; 135 136 /* Must be last! */ 137 struct ieee80211_txq txq __aligned(CACHE_LINE_SIZE); 138 }; 139 #define TXQ_TO_LTXQ(_txq) container_of(_txq, struct lkpi_txq, txq) 140 141 142 struct lkpi_sta { 143 TAILQ_ENTRY(lkpi_sta) lsta_entry; 144 struct ieee80211_node *ni; 145 146 /* Deferred TX path. */ 147 /* Eventually we might want to migrate this into net80211 entirely. */ 148 /* XXX-BZ can we use sta->txq[] instead directly? */ 149 struct task txq_task; 150 struct mbufq txq; 151 struct mtx txq_mtx; 152 153 struct ieee80211_key_conf *kc; 154 enum ieee80211_sta_state state; 155 bool txq_ready; /* Can we run the taskq? */ 156 bool added_to_drv; /* Driver knows; i.e. we called ...(). */ 157 bool in_mgd; /* XXX-BZ should this be per-vif? */ 158 159 /* Must be last! */ 160 struct ieee80211_sta sta __aligned(CACHE_LINE_SIZE); 161 }; 162 #define STA_TO_LSTA(_sta) container_of(_sta, struct lkpi_sta, sta) 163 #define LSTA_TO_STA(_lsta) (&(_lsta)->sta) 164 165 struct lkpi_vif { 166 TAILQ_ENTRY(lkpi_vif) lvif_entry; 167 struct ieee80211vap iv_vap; 168 169 struct mtx mtx; 170 struct wireless_dev wdev; 171 172 /* Other local stuff. */ 173 int (*iv_newstate)(struct ieee80211vap *, 174 enum ieee80211_state, int); 175 struct ieee80211_node * (*iv_update_bss)(struct ieee80211vap *, 176 struct ieee80211_node *); 177 TAILQ_HEAD(, lkpi_sta) lsta_head; 178 struct lkpi_sta *lvif_bss; 179 bool lvif_bss_synched; 180 bool added_to_drv; /* Driver knows; i.e. we called add_interface(). */ 181 182 bool hw_queue_stopped[IEEE80211_NUM_ACS]; 183 184 /* Must be last! */ 185 struct ieee80211_vif vif __aligned(CACHE_LINE_SIZE); 186 }; 187 #define VAP_TO_LVIF(_vap) container_of(_vap, struct lkpi_vif, iv_vap) 188 #define LVIF_TO_VAP(_lvif) (&(_lvif)->iv_vap) 189 #define VIF_TO_LVIF(_vif) container_of(_vif, struct lkpi_vif, vif) 190 #define LVIF_TO_VIF(_lvif) (&(_lvif)->vif) 191 192 193 struct lkpi_hw { /* name it mac80211_sc? */ 194 const struct ieee80211_ops *ops; 195 struct ieee80211_scan_request *hw_req; 196 struct workqueue_struct *workq; 197 198 /* FreeBSD specific compat. */ 199 /* Linux device is in hw.wiphy->dev after SET_IEEE80211_DEV(). */ 200 struct ieee80211com *ic; 201 struct lkpi_radiotap_tx_hdr rtap_tx; 202 struct lkpi_radiotap_rx_hdr rtap_rx; 203 204 TAILQ_HEAD(, lkpi_vif) lvif_head; 205 struct sx lvif_sx; 206 207 struct sx sx; 208 209 struct mtx txq_mtx; 210 uint32_t txq_generation[IEEE80211_NUM_ACS]; 211 TAILQ_HEAD(, lkpi_txq) scheduled_txqs[IEEE80211_NUM_ACS]; 212 213 /* Deferred RX path. */ 214 struct task rxq_task; 215 struct mbufq rxq; 216 struct mtx rxq_mtx; 217 218 /* Scan functions we overload to handle depending on scan mode. */ 219 void (*ic_scan_curchan)(struct ieee80211_scan_state *, 220 unsigned long); 221 void (*ic_scan_mindwell)(struct ieee80211_scan_state *); 222 223 /* Node functions we overload to sync state. */ 224 struct ieee80211_node * (*ic_node_alloc)(struct ieee80211vap *, 225 const uint8_t [IEEE80211_ADDR_LEN]); 226 int (*ic_node_init)(struct ieee80211_node *); 227 void (*ic_node_cleanup)(struct ieee80211_node *); 228 void (*ic_node_free)(struct ieee80211_node *); 229 230 /* HT and later functions. */ 231 int (*ic_recv_action)(struct ieee80211_node *, 232 const struct ieee80211_frame *, 233 const uint8_t *, const uint8_t *); 234 int (*ic_send_action)(struct ieee80211_node *, 235 int, int, void *); 236 int (*ic_ampdu_enable)(struct ieee80211_node *, 237 struct ieee80211_tx_ampdu *); 238 int (*ic_addba_request)(struct ieee80211_node *, 239 struct ieee80211_tx_ampdu *, int, int, int); 240 int (*ic_addba_response)(struct ieee80211_node *, 241 struct ieee80211_tx_ampdu *, int, int, int); 242 void (*ic_addba_stop)(struct ieee80211_node *, 243 struct ieee80211_tx_ampdu *); 244 void (*ic_addba_response_timeout)(struct ieee80211_node *, 245 struct ieee80211_tx_ampdu *); 246 void (*ic_bar_response)(struct ieee80211_node *, 247 struct ieee80211_tx_ampdu *, int); 248 int (*ic_ampdu_rx_start)(struct ieee80211_node *, 249 struct ieee80211_rx_ampdu *, int, int, int); 250 void (*ic_ampdu_rx_stop)(struct ieee80211_node *, 251 struct ieee80211_rx_ampdu *); 252 253 #define LKPI_MAC80211_DRV_STARTED 0x00000001 254 uint32_t sc_flags; 255 #define LKPI_LHW_SCAN_RUNNING 0x00000001 256 #define LKPI_LHW_SCAN_HW 0x00000002 257 uint32_t scan_flags; 258 struct mtx scan_mtx; 259 260 int supbands; /* Number of supported bands. */ 261 int max_rates; /* Maximum number of bitrates supported in any channel. */ 262 int scan_ie_len; /* Length of common per-band scan IEs. */ 263 264 bool update_mc; 265 bool update_wme; 266 bool rxq_stopped; 267 268 /* Must be last! */ 269 struct ieee80211_hw hw __aligned(CACHE_LINE_SIZE); 270 }; 271 #define LHW_TO_HW(_lhw) (&(_lhw)->hw) 272 #define HW_TO_LHW(_hw) container_of(_hw, struct lkpi_hw, hw) 273 274 struct lkpi_chanctx { 275 bool added_to_drv; /* Managed by MO */ 276 struct ieee80211_chanctx_conf chanctx_conf __aligned(CACHE_LINE_SIZE); 277 }; 278 #define LCHANCTX_TO_CHANCTX_CONF(_lchanctx) \ 279 (&(_lchanctx)->chanctx_conf) 280 #define CHANCTX_CONF_TO_LCHANCTX(_conf) \ 281 container_of(_conf, struct lkpi_chanctx, chanctx_conf) 282 283 struct lkpi_wiphy { 284 const struct cfg80211_ops *ops; 285 286 /* Must be last! */ 287 struct wiphy wiphy __aligned(CACHE_LINE_SIZE); 288 }; 289 #define WIPHY_TO_LWIPHY(_wiphy) container_of(_wiphy, struct lkpi_wiphy, wiphy) 290 #define LWIPHY_TO_WIPHY(_lwiphy) (&(_lwiphy)->wiphy) 291 292 #define LKPI_80211_LHW_LOCK_INIT(_lhw) \ 293 sx_init_flags(&(_lhw)->sx, "lhw", SX_RECURSE); 294 #define LKPI_80211_LHW_LOCK_DESTROY(_lhw) \ 295 sx_destroy(&(_lhw)->sx); 296 #define LKPI_80211_LHW_LOCK(_lhw) \ 297 sx_xlock(&(_lhw)->sx) 298 #define LKPI_80211_LHW_UNLOCK(_lhw) \ 299 sx_xunlock(&(_lhw)->sx) 300 #define LKPI_80211_LHW_LOCK_ASSERT(_lhw) \ 301 sx_assert(&(_lhw)->sx, SA_LOCKED) 302 #define LKPI_80211_LHW_UNLOCK_ASSERT(_lhw) \ 303 sx_assert(&(_lhw)->sx, SA_UNLOCKED) 304 305 #define LKPI_80211_LHW_SCAN_LOCK_INIT(_lhw) \ 306 mtx_init(&(_lhw)->scan_mtx, "lhw-scan", NULL, MTX_DEF | MTX_RECURSE); 307 #define LKPI_80211_LHW_SCAN_LOCK_DESTROY(_lhw) \ 308 mtx_destroy(&(_lhw)->scan_mtx); 309 #define LKPI_80211_LHW_SCAN_LOCK(_lhw) \ 310 mtx_lock(&(_lhw)->scan_mtx) 311 #define LKPI_80211_LHW_SCAN_UNLOCK(_lhw) \ 312 mtx_unlock(&(_lhw)->scan_mtx) 313 #define LKPI_80211_LHW_SCAN_LOCK_ASSERT(_lhw) \ 314 mtx_assert(&(_lhw)->scan_mtx, MA_OWNED) 315 #define LKPI_80211_LHW_SCAN_UNLOCK_ASSERT(_lhw) \ 316 mtx_assert(&(_lhw)->scan_mtx, MA_NOTOWNED) 317 318 #define LKPI_80211_LHW_TXQ_LOCK_INIT(_lhw) \ 319 mtx_init(&(_lhw)->txq_mtx, "lhw-txq", NULL, MTX_DEF | MTX_RECURSE); 320 #define LKPI_80211_LHW_TXQ_LOCK_DESTROY(_lhw) \ 321 mtx_destroy(&(_lhw)->txq_mtx); 322 #define LKPI_80211_LHW_TXQ_LOCK(_lhw) \ 323 mtx_lock(&(_lhw)->txq_mtx) 324 #define LKPI_80211_LHW_TXQ_UNLOCK(_lhw) \ 325 mtx_unlock(&(_lhw)->txq_mtx) 326 #define LKPI_80211_LHW_TXQ_LOCK_ASSERT(_lhw) \ 327 mtx_assert(&(_lhw)->txq_mtx, MA_OWNED) 328 #define LKPI_80211_LHW_TXQ_UNLOCK_ASSERT(_lhw) \ 329 mtx_assert(&(_lhw)->txq_mtx, MA_NOTOWNED) 330 331 #define LKPI_80211_LHW_RXQ_LOCK_INIT(_lhw) \ 332 mtx_init(&(_lhw)->rxq_mtx, "lhw-rxq", NULL, MTX_DEF | MTX_RECURSE); 333 #define LKPI_80211_LHW_RXQ_LOCK_DESTROY(_lhw) \ 334 mtx_destroy(&(_lhw)->rxq_mtx); 335 #define LKPI_80211_LHW_RXQ_LOCK(_lhw) \ 336 mtx_lock(&(_lhw)->rxq_mtx) 337 #define LKPI_80211_LHW_RXQ_UNLOCK(_lhw) \ 338 mtx_unlock(&(_lhw)->rxq_mtx) 339 #define LKPI_80211_LHW_RXQ_LOCK_ASSERT(_lhw) \ 340 mtx_assert(&(_lhw)->rxq_mtx, MA_OWNED) 341 #define LKPI_80211_LHW_RXQ_UNLOCK_ASSERT(_lhw) \ 342 mtx_assert(&(_lhw)->rxq_mtx, MA_NOTOWNED) 343 344 #define LKPI_80211_LHW_LVIF_LOCK(_lhw) sx_xlock(&(_lhw)->lvif_sx) 345 #define LKPI_80211_LHW_LVIF_UNLOCK(_lhw) sx_xunlock(&(_lhw)->lvif_sx) 346 347 #define LKPI_80211_LVIF_LOCK(_lvif) mtx_lock(&(_lvif)->mtx) 348 #define LKPI_80211_LVIF_UNLOCK(_lvif) mtx_unlock(&(_lvif)->mtx) 349 350 #define LKPI_80211_LSTA_TXQ_LOCK_INIT(_lsta) \ 351 mtx_init(&(_lsta)->txq_mtx, "lsta-txq", NULL, MTX_DEF); 352 #define LKPI_80211_LSTA_TXQ_LOCK_DESTROY(_lsta) \ 353 mtx_destroy(&(_lsta)->txq_mtx); 354 #define LKPI_80211_LSTA_TXQ_LOCK(_lsta) \ 355 mtx_lock(&(_lsta)->txq_mtx) 356 #define LKPI_80211_LSTA_TXQ_UNLOCK(_lsta) \ 357 mtx_unlock(&(_lsta)->txq_mtx) 358 #define LKPI_80211_LSTA_TXQ_LOCK_ASSERT(_lsta) \ 359 mtx_assert(&(_lsta)->txq_mtx, MA_OWNED) 360 #define LKPI_80211_LSTA_TXQ_UNLOCK_ASSERT(_lsta) \ 361 mtx_assert(&(_lsta)->txq_mtx, MA_NOTOWNED) 362 363 #define LKPI_80211_LTXQ_LOCK_INIT(_ltxq) \ 364 mtx_init(&(_ltxq)->ltxq_mtx, "ltxq", NULL, MTX_DEF); 365 #define LKPI_80211_LTXQ_LOCK_DESTROY(_ltxq) \ 366 mtx_destroy(&(_ltxq)->ltxq_mtx); 367 #define LKPI_80211_LTXQ_LOCK(_ltxq) \ 368 mtx_lock(&(_ltxq)->ltxq_mtx) 369 #define LKPI_80211_LTXQ_UNLOCK(_ltxq) \ 370 mtx_unlock(&(_ltxq)->ltxq_mtx) 371 #define LKPI_80211_LTXQ_LOCK_ASSERT(_ltxq) \ 372 mtx_assert(&(_ltxq)->ltxq_mtx, MA_OWNED) 373 #define LKPI_80211_LTXQ_UNLOCK_ASSERT(_ltxq) \ 374 mtx_assert(&(_ltxq)->ltxq_mtx, MA_NOTOWNED) 375 376 int lkpi_80211_mo_start(struct ieee80211_hw *); 377 void lkpi_80211_mo_stop(struct ieee80211_hw *); 378 int lkpi_80211_mo_get_antenna(struct ieee80211_hw *, u32 *, u32 *); 379 int lkpi_80211_mo_set_frag_threshold(struct ieee80211_hw *, uint32_t); 380 int lkpi_80211_mo_set_rts_threshold(struct ieee80211_hw *, uint32_t); 381 int lkpi_80211_mo_add_interface(struct ieee80211_hw *, struct ieee80211_vif *); 382 void lkpi_80211_mo_remove_interface(struct ieee80211_hw *, struct ieee80211_vif *); 383 int lkpi_80211_mo_hw_scan(struct ieee80211_hw *, struct ieee80211_vif *, 384 struct ieee80211_scan_request *); 385 void lkpi_80211_mo_cancel_hw_scan(struct ieee80211_hw *, struct ieee80211_vif *); 386 void lkpi_80211_mo_sw_scan_complete(struct ieee80211_hw *, struct ieee80211_vif *); 387 void lkpi_80211_mo_sw_scan_start(struct ieee80211_hw *, struct ieee80211_vif *, 388 const u8 *); 389 u64 lkpi_80211_mo_prepare_multicast(struct ieee80211_hw *, 390 struct netdev_hw_addr_list *); 391 void lkpi_80211_mo_configure_filter(struct ieee80211_hw *, unsigned int, 392 unsigned int *, u64); 393 int lkpi_80211_mo_sta_state(struct ieee80211_hw *, struct ieee80211_vif *, 394 struct lkpi_sta *, enum ieee80211_sta_state); 395 int lkpi_80211_mo_config(struct ieee80211_hw *, uint32_t); 396 int lkpi_80211_mo_assign_vif_chanctx(struct ieee80211_hw *, struct ieee80211_vif *, 397 struct ieee80211_bss_conf *, struct ieee80211_chanctx_conf *); 398 void lkpi_80211_mo_unassign_vif_chanctx(struct ieee80211_hw *, struct ieee80211_vif *, 399 struct ieee80211_bss_conf *, struct ieee80211_chanctx_conf **); 400 int lkpi_80211_mo_add_chanctx(struct ieee80211_hw *, struct ieee80211_chanctx_conf *); 401 void lkpi_80211_mo_change_chanctx(struct ieee80211_hw *, 402 struct ieee80211_chanctx_conf *, uint32_t); 403 void lkpi_80211_mo_remove_chanctx(struct ieee80211_hw *, 404 struct ieee80211_chanctx_conf *); 405 void lkpi_80211_mo_bss_info_changed(struct ieee80211_hw *, struct ieee80211_vif *, 406 struct ieee80211_bss_conf *, uint64_t); 407 int lkpi_80211_mo_conf_tx(struct ieee80211_hw *, struct ieee80211_vif *, 408 uint32_t, uint16_t, const struct ieee80211_tx_queue_params *); 409 void lkpi_80211_mo_flush(struct ieee80211_hw *, struct ieee80211_vif *, 410 uint32_t, bool); 411 void lkpi_80211_mo_mgd_prepare_tx(struct ieee80211_hw *, struct ieee80211_vif *, 412 struct ieee80211_prep_tx_info *); 413 void lkpi_80211_mo_mgd_complete_tx(struct ieee80211_hw *, struct ieee80211_vif *, 414 struct ieee80211_prep_tx_info *); 415 void lkpi_80211_mo_tx(struct ieee80211_hw *, struct ieee80211_tx_control *, 416 struct sk_buff *); 417 void lkpi_80211_mo_wake_tx_queue(struct ieee80211_hw *, struct ieee80211_txq *); 418 void lkpi_80211_mo_sync_rx_queues(struct ieee80211_hw *); 419 void lkpi_80211_mo_sta_pre_rcu_remove(struct ieee80211_hw *, 420 struct ieee80211_vif *, struct ieee80211_sta *); 421 int lkpi_80211_mo_set_key(struct ieee80211_hw *, enum set_key_cmd, 422 struct ieee80211_vif *, struct ieee80211_sta *, 423 struct ieee80211_key_conf *); 424 int lkpi_80211_mo_ampdu_action(struct ieee80211_hw *, struct ieee80211_vif *, 425 struct ieee80211_ampdu_params *); 426 427 428 #endif /* _LKPI_SRC_LINUX_80211_H */ 429