xref: /freebsd/sys/compat/linuxkpi/common/src/linux_80211.h (revision 6d27d52ccd35d1980e99bc2fc4dae602334d28af)
1 /*-
2  * Copyright (c) 2020-2026 The FreeBSD Foundation
3  * Copyright (c) 2020-2025 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 #include <linux/skbuff.h>
48 #include <net/mac80211.h>
49 
50 #if defined(IEEE80211_DEBUG) && !defined(LINUXKPI_DEBUG_80211)
51 #define	LINUXKPI_DEBUG_80211
52 #endif
53 
54 /* #define	LINUXKPI_DEBUG_80211 */
55 
56 #ifndef	D80211_TODO
57 #define	D80211_TODO		0x00000001
58 #endif
59 #ifndef D80211_IMPROVE
60 #define	D80211_IMPROVE		0x00000002
61 #endif
62 #define	D80211_IMPROVE_TXQ	0x00000004
63 #define	D80211_CHANDEF		0x00000008
64 #define	D80211_TRACE		0x00000010
65 #define	D80211_TRACEOK		0x00000020
66 #define	D80211_SCAN		0x00000040
67 #define	D80211_SCAN_BEACON	0x00000080
68 #define	D80211_TRACE_TX		0x00000100
69 #define	D80211_TRACE_TX_DUMP	0x00000200
70 #define	D80211_TRACE_RX		0x00001000
71 #define	D80211_TRACE_RX_DUMP	0x00002000
72 #define	D80211_TRACE_RX_BEACONS	0x00004000
73 #define	D80211_TRACEX		(D80211_TRACE_TX|D80211_TRACE_RX)
74 #define	D80211_TRACEX_DUMP	(D80211_TRACE_TX_DUMP|D80211_TRACE_RX_DUMP)
75 #define	D80211_TRACE_STA	0x00010000
76 #define	D80211_TRACE_HW_CRYPTO	0x00020000
77 #define	D80211_TRACE_MO		0x00100000
78 #define	D80211_TRACE_MODE	0x0f000000
79 #define	D80211_TRACE_MODE_HT	0x01000000
80 #define	D80211_TRACE_MODE_VHT	0x02000000
81 #define	D80211_TRACE_MODE_HE	0x04000000
82 #define	D80211_TRACE_MODE_EHT	0x08000000
83 
84 #ifdef	LINUXKPI_DEBUG_80211
85 #define	TRACE_SCAN(ic, fmt, ...)					\
86     if (linuxkpi_debug_80211 & D80211_SCAN)				\
87 	printf("%s:%d: %s SCAN " fmt "\n",				\
88 	    __func__, __LINE__, ic->ic_name, ##__VA_ARGS__)
89 #define	TRACE_SCAN_BEACON(ic, fmt, ...)					\
90     if (linuxkpi_debug_80211 & D80211_SCAN_BEACON)			\
91 	printf("%s:%d: %s SCAN " fmt "\n",				\
92 	    __func__, __LINE__, ic->ic_name, ##__VA_ARGS__)
93 #else
94 #define	TRACE_SCAN(...)		do {} while (0)
95 #define	TRACE_SCAN_BEACON(...)	do {} while (0)
96 #endif
97 
98 #define	IMPROVE_TXQ(...)						\
99     if (linuxkpi_debug_80211 & D80211_IMPROVE_TXQ)			\
100 	printf("%s:%d: XXX LKPI80211 IMPROVE_TXQ\n", __func__, __LINE__)
101 
102 #define	IMPROVE_HT(fmt, ...)						\
103     if (linuxkpi_debug_80211 & D80211_TRACE_MODE_HT)			\
104 	printf("%s:%d: XXX LKPI80211 IMPROVE_HT " fmt "\n",		\
105 	    __func__, __LINE__, ##__VA_ARGS__);
106 
107 #define	MTAG_ABI_LKPI80211	1707696513	/* LinuxKPI 802.11 KBI */
108 
109 #ifdef LKPI_80211_USE_MTAG
110 /*
111  * Deferred RX path.
112  * We need to pass *ni along (and possibly more in the future so
113  * we use a struct right from the start.
114  */
115 #define	LKPI80211_TAG_RXNI	0		/* deferred RX path */
116 struct lkpi_80211_tag_rxni {
117 	struct ieee80211_node	*ni;		/* MUST hold a reference to it. */
118 };
119 #endif
120 
121 struct lkpi_radiotap_tx_hdr {
122 	struct ieee80211_radiotap_header wt_ihdr;
123 	uint8_t		wt_flags;
124 	uint8_t		wt_rate;
125 	uint16_t	wt_chan_freq;
126 	uint16_t	wt_chan_flags;
127 } __packed;
128 #define	LKPI_RTAP_TX_FLAGS_PRESENT					\
129 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
130 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
131 	 (1 << IEEE80211_RADIOTAP_CHANNEL))
132 
133 struct lkpi_radiotap_rx_hdr {
134 	struct ieee80211_radiotap_header wr_ihdr;
135 	uint64_t	wr_tsft;
136 	uint8_t		wr_flags;
137 	uint8_t		wr_rate;
138 	uint16_t	wr_chan_freq;
139 	uint16_t	wr_chan_flags;
140 	int8_t		wr_dbm_antsignal;
141 	int8_t		wr_dbm_antnoise;
142 } __packed __aligned(8);
143 #define	LKPI_RTAP_RX_FLAGS_PRESENT					\
144 	((1 << IEEE80211_RADIOTAP_TSFT) |				\
145 	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
146 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
147 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
148 	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |			\
149 	 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
150 
151 struct lkpi_hw;
152 
153 enum lkpi_txq_flags {
154 	LKPI_TXQ_SEEN_DEQUEUE			= 0x01,
155 	LKPI_TXQ_STOPPED			= 0x02,
156 	LKPI_TXQ_STOPPED_BA			= 0x04,
157 };
158 #define	LKPI_TXQ_FLAGS_BITS						\
159     "\010\1SEEN_DEQUEUE\2STOPPED\3STOPPED_BA"
160 
161 struct lkpi_txq {
162 	TAILQ_ENTRY(lkpi_txq)	txq_entry;
163 
164 	struct mtx		ltxq_mtx;
165 	enum lkpi_txq_flags	flags;
166 
167 	uint32_t		txq_generation;
168 	struct sk_buff_head	skbq;
169 	uint64_t		frms_enqueued;
170 	uint64_t		frms_dequeued;
171 	uint64_t		frms_tx;
172 
173 	/* Must be last! */
174 	struct ieee80211_txq	txq __aligned(CACHE_LINE_SIZE);
175 };
176 #define	TXQ_TO_LTXQ(_txq)	container_of(_txq, struct lkpi_txq, txq)
177 
178 
179 struct lkpi_sta {
180 	struct list_head	lsta_list;
181 	struct ieee80211_node	*ni;
182 	struct ieee80211_hw	*hw;		/* back pointer f. locking. */
183 
184 	/* Deferred TX path. */
185 	/* Eventually we might want to migrate this into net80211 entirely. */
186 	/* XXX-BZ can we use sta->txq[] instead directly? */
187 	struct task		txq_task;
188 	struct mbufq		txq;
189 	struct mtx		txq_mtx;
190 
191 	struct ieee80211_key_conf *kc[IEEE80211_WEP_NKID];
192 	enum ieee80211_sta_state state;
193 	bool			txq_ready;			/* Can we run the taskq? */
194 	bool			added_to_drv;			/* Driver knows; i.e. we called ...(). */
195 	bool			in_mgd;				/* XXX-BZ should this be per-vif? */
196 
197 	struct station_info	sinfo;				/* statistics */
198 	uint64_t		frms_tx;			/* (*tx) */
199 
200 	/* Must be last! */
201 	struct ieee80211_sta	sta __aligned(CACHE_LINE_SIZE);
202 };
203 #define	STA_TO_LSTA(_sta)	container_of(_sta, struct lkpi_sta, sta)
204 #define	LSTA_TO_STA(_lsta)	(&(_lsta)->sta)
205 
206 /* Either protected by wiphy lock or rcu for the list. */
207 struct lkpi_vif {
208         TAILQ_ENTRY(lkpi_vif)	lvif_entry;
209 	struct ieee80211vap	iv_vap;
210 	eventhandler_tag	lvif_ifllevent;
211 
212 	struct sysctl_ctx_list	sysctl_ctx;
213 
214 	struct mtx		mtx;
215 	struct wireless_dev	wdev;
216 
217 	/* Other local stuff. */
218 	int			(*iv_newstate)(struct ieee80211vap *,
219 				    enum ieee80211_state, int);
220 	struct ieee80211_node *	(*iv_update_bss)(struct ieee80211vap *,
221 				    struct ieee80211_node *);
222 	void			(*iv_recv_mgmt)(struct ieee80211_node *,
223 				    struct mbuf *, int,
224 				    const struct ieee80211_rx_stats *,
225 				    int, int);
226 	struct task		sw_scan_task;
227 
228 	struct list_head	lsta_list;
229 
230 	struct lkpi_sta		*lvif_bss;
231 
232 	struct ieee80211_node	*key_update_iv_bss;
233 	int			ic_unlocked;			/* Count of ic unlocks pending (*mo_set_key) */
234 	int			nt_unlocked;			/* Count of nt unlocks pending (*mo_set_key) */
235 	int			beacons;			/* # of beacons since assoc */
236 	bool			lvif_bss_synched;
237 	bool			added_to_drv;			/* Driver knows; i.e. we called add_interface(). */
238 
239 	bool			hw_queue_stopped[IEEE80211_NUM_ACS];
240 
241 	/* Must be last! */
242 	struct ieee80211_vif	vif __aligned(CACHE_LINE_SIZE);
243 };
244 #define	VAP_TO_LVIF(_vap)	container_of(_vap, struct lkpi_vif, iv_vap)
245 #define	LVIF_TO_VAP(_lvif)	(&(_lvif)->iv_vap)
246 #define	VIF_TO_LVIF(_vif)	container_of(_vif, struct lkpi_vif, vif)
247 #define	LVIF_TO_VIF(_lvif)	(&(_lvif)->vif)
248 
249 
250 struct lkpi_hw {	/* name it mac80211_sc? */
251 	const struct ieee80211_ops	*ops;
252 	struct ieee80211_scan_request	*hw_req;
253 	struct workqueue_struct		*workq;
254 
255 	/* FreeBSD specific compat. */
256 	/* Linux device is in hw.wiphy->dev after SET_IEEE80211_DEV(). */
257 	struct ieee80211com		*ic;
258 	struct lkpi_radiotap_tx_hdr	rtap_tx;
259 	struct lkpi_radiotap_rx_hdr	rtap_rx;
260 
261 	TAILQ_HEAD(, lkpi_vif)		lvif_head;
262 	struct sx			lvif_sx;
263 
264 	struct list_head		lchanctx_list;
265 	struct list_head		lchanctx_list_reserved;
266 	struct netdev_hw_addr_list	mc_list;
267 	unsigned int			mc_flags;
268 	struct sx			mc_sx;
269 
270 	struct cfg80211_chan_def	dflt_chandef;
271 	struct cfg80211_chan_def	scan_chandef;
272 
273 	struct mtx			txq_mtx;
274 	uint32_t			txq_generation[IEEE80211_NUM_ACS];
275 	spinlock_t			txq_scheduled_lock[IEEE80211_NUM_ACS];
276 	TAILQ_HEAD(, lkpi_txq)		txq_scheduled[IEEE80211_NUM_ACS];
277 	spinlock_t			txq_lock;
278 
279 	/* Deferred RX path. */
280 	struct task		rxq_task;
281 	struct mbufq		rxq;
282 	struct mtx		rxq_mtx;
283 
284 	/* Scan functions we overload to handle depending on scan mode. */
285 	void                    (*ic_scan_curchan)(struct ieee80211_scan_state *,
286 				    unsigned long);
287 	void                    (*ic_scan_mindwell)(struct ieee80211_scan_state *);
288 
289 	/* Node functions we overload to sync state. */
290 	struct ieee80211_node *	(*ic_node_alloc)(struct ieee80211vap *,
291 				    const uint8_t [IEEE80211_ADDR_LEN]);
292 	int			(*ic_node_init)(struct ieee80211_node *);
293 	void			(*ic_node_cleanup)(struct ieee80211_node *);
294 	void			(*ic_node_free)(struct ieee80211_node *);
295 
296 	/* HT and later functions. */
297 	int			(*ic_recv_action)(struct ieee80211_node *,
298 				    const struct ieee80211_frame *,
299 				    const uint8_t *, const uint8_t *);
300 	int			(*ic_send_action)(struct ieee80211_node *,
301 				    int, int, void *);
302 	int			(*ic_ampdu_enable)(struct ieee80211_node *,
303 				    struct ieee80211_tx_ampdu *);
304 	int			(*ic_addba_request)(struct ieee80211_node *,
305 				    struct ieee80211_tx_ampdu *, int, int, int);
306 	int			(*ic_addba_response)(struct ieee80211_node *,
307 				    struct ieee80211_tx_ampdu *, int, int, int);
308 	void			(*ic_addba_stop)(struct ieee80211_node *,
309 				    struct ieee80211_tx_ampdu *);
310 	void			(*ic_addba_response_timeout)(struct ieee80211_node *,
311 				    struct ieee80211_tx_ampdu *);
312 	void			(*ic_bar_response)(struct ieee80211_node *,
313 				    struct ieee80211_tx_ampdu *, int);
314 	int			(*ic_ampdu_rx_start)(struct ieee80211_node *,
315 				    struct ieee80211_rx_ampdu *, int, int, int);
316 	void			(*ic_ampdu_rx_stop)(struct ieee80211_node *,
317 				    struct ieee80211_rx_ampdu *);
318 
319 #define	LKPI_MAC80211_DRV_STARTED	0x00000001
320 	uint32_t			sc_flags;
321 #define	LKPI_LHW_SCAN_RUNNING		0x00000001
322 #define	LKPI_LHW_SCAN_HW		0x00000002
323 	uint32_t			scan_flags;
324 	struct mtx			scan_mtx;
325 
326 	int				supbands;	/* Number of supported bands. */
327 	int				max_rates;	/* Maximum number of bitrates supported in any channel. */
328 	int				scan_ie_len;	/* Length of common per-band scan IEs. */
329 
330 	bool				mc_all_multi;
331 	bool				update_wme;
332 	bool				rxq_stopped;
333 	bool				emulate_chanctx;
334 
335 	/* Must be last! */
336 	struct ieee80211_hw		hw __aligned(CACHE_LINE_SIZE);
337 };
338 #define	LHW_TO_HW(_lhw)		(&(_lhw)->hw)
339 #define	HW_TO_LHW(_hw)		container_of(_hw, struct lkpi_hw, hw)
340 
341 #define	LKPI_LHW_SCAN_BITS				\
342     "\010\1RUNING\2HW"
343 
344 struct lkpi_chanctx {
345 	struct list_head		entry;
346 
347 	bool				added_to_drv;	/* Managed by MO */
348 	struct lkpi_vif			*lvif;		/* Backpointer. */
349 
350 	struct ieee80211_chanctx_conf	chanctx_conf __aligned(CACHE_LINE_SIZE);
351 };
352 #define	LCHANCTX_TO_CHANCTX_CONF(_lchanctx)		\
353     (&(_lchanctx)->chanctx_conf)
354 #define	CHANCTX_CONF_TO_LCHANCTX(_conf)			\
355     container_of(_conf, struct lkpi_chanctx, chanctx_conf)
356 
357 struct lkpi_wiphy {
358 	const struct cfg80211_ops	*ops;
359 
360 	struct work_struct		wwk;
361 	struct list_head		wwk_list;
362 	struct mtx			wwk_mtx;
363 
364 	/* Must be last! */
365 	struct wiphy			wiphy __aligned(CACHE_LINE_SIZE);
366 };
367 #define	WIPHY_TO_LWIPHY(_wiphy)	container_of(_wiphy, struct lkpi_wiphy, wiphy)
368 #define	LWIPHY_TO_WIPHY(_lwiphy)	(&(_lwiphy)->wiphy)
369 
370 #define	LKPI_80211_LWIPHY_WORK_LOCK_INIT(_lwiphy)	\
371     mtx_init(&(_lwiphy)->wwk_mtx, "lwiphy-work", NULL, MTX_DEF);
372 #define	LKPI_80211_LWIPHY_WORK_LOCK_DESTROY(_lwiphy)	\
373     mtx_destroy(&(_lwiphy)->wwk_mtx)
374 #define	LKPI_80211_LWIPHY_WORK_LOCK(_lwiphy)		\
375     mtx_lock(&(_lwiphy)->wwk_mtx)
376 #define	LKPI_80211_LWIPHY_WORK_UNLOCK(_lwiphy)		\
377     mtx_unlock(&(_lwiphy)->wwk_mtx)
378 #define	LKPI_80211_LWIPHY_WORK_LOCK_ASSERT(_lwiphy)	\
379     mtx_assert(&(_lwiphy)->wwk_mtx, MA_OWNED)
380 #define	LKPI_80211_LWIPHY_WORK_UNLOCK_ASSERT(_lwiphy)	\
381     mtx_assert(&(_lwiphy)->wwk_mtx, MA_NOTOWNED)
382 
383 #define	LKPI_80211_LHW_SCAN_LOCK_INIT(_lhw)		\
384     mtx_init(&(_lhw)->scan_mtx, "lhw-scan", NULL, MTX_DEF | MTX_RECURSE);
385 #define	LKPI_80211_LHW_SCAN_LOCK_DESTROY(_lhw)		\
386     mtx_destroy(&(_lhw)->scan_mtx);
387 #define	LKPI_80211_LHW_SCAN_LOCK(_lhw)			\
388     mtx_lock(&(_lhw)->scan_mtx)
389 #define	LKPI_80211_LHW_SCAN_UNLOCK(_lhw)		\
390     mtx_unlock(&(_lhw)->scan_mtx)
391 #define	LKPI_80211_LHW_SCAN_LOCK_ASSERT(_lhw)		\
392     mtx_assert(&(_lhw)->scan_mtx, MA_OWNED)
393 #define	LKPI_80211_LHW_SCAN_UNLOCK_ASSERT(_lhw)		\
394     mtx_assert(&(_lhw)->scan_mtx, MA_NOTOWNED)
395 
396 #define	LKPI_80211_LHW_TXQ_LOCK_INIT(_lhw)		\
397     mtx_init(&(_lhw)->txq_mtx, "lhw-txq", NULL, MTX_DEF | MTX_RECURSE);
398 #define	LKPI_80211_LHW_TXQ_LOCK_DESTROY(_lhw)		\
399     mtx_destroy(&(_lhw)->txq_mtx);
400 #define	LKPI_80211_LHW_TXQ_LOCK(_lhw)			\
401     mtx_lock(&(_lhw)->txq_mtx)
402 #define	LKPI_80211_LHW_TXQ_UNLOCK(_lhw)			\
403     mtx_unlock(&(_lhw)->txq_mtx)
404 #define	LKPI_80211_LHW_TXQ_LOCK_ASSERT(_lhw)		\
405     mtx_assert(&(_lhw)->txq_mtx, MA_OWNED)
406 #define	LKPI_80211_LHW_TXQ_UNLOCK_ASSERT(_lhw)		\
407     mtx_assert(&(_lhw)->txq_mtx, MA_NOTOWNED)
408 
409 #define	LKPI_80211_LHW_RXQ_LOCK_INIT(_lhw)		\
410     mtx_init(&(_lhw)->rxq_mtx, "lhw-rxq", NULL, MTX_DEF | MTX_RECURSE);
411 #define	LKPI_80211_LHW_RXQ_LOCK_DESTROY(_lhw)		\
412     mtx_destroy(&(_lhw)->rxq_mtx);
413 #define	LKPI_80211_LHW_RXQ_LOCK(_lhw)			\
414     mtx_lock(&(_lhw)->rxq_mtx)
415 #define	LKPI_80211_LHW_RXQ_UNLOCK(_lhw)			\
416     mtx_unlock(&(_lhw)->rxq_mtx)
417 #define	LKPI_80211_LHW_RXQ_LOCK_ASSERT(_lhw)		\
418     mtx_assert(&(_lhw)->rxq_mtx, MA_OWNED)
419 #define	LKPI_80211_LHW_RXQ_UNLOCK_ASSERT(_lhw)		\
420     mtx_assert(&(_lhw)->rxq_mtx, MA_NOTOWNED)
421 
422 #define	LKPI_80211_LHW_LVIF_LOCK(_lhw)	sx_xlock(&(_lhw)->lvif_sx)
423 #define	LKPI_80211_LHW_LVIF_UNLOCK(_lhw) sx_xunlock(&(_lhw)->lvif_sx)
424 
425 #define	LKPI_80211_LHW_MC_LOCK_INIT(_lhw)		\
426     sx_init_flags(&lhw->mc_sx, "lhw-mc", 0);
427 #define	LKPI_80211_LHW_MC_LOCK_DESTROY(_lhw)		\
428     sx_destroy(&lhw->mc_sx);
429 #define	LKPI_80211_LHW_MC_LOCK(_lhw)	sx_xlock(&(_lhw)->mc_sx)
430 #define	LKPI_80211_LHW_MC_UNLOCK(_lhw)	sx_xunlock(&(_lhw)->mc_sx)
431 
432 #define	LKPI_80211_LVIF_LOCK(_lvif)	mtx_lock(&(_lvif)->mtx)
433 #define	LKPI_80211_LVIF_UNLOCK(_lvif)	mtx_unlock(&(_lvif)->mtx)
434 
435 #define	LKPI_80211_LSTA_TXQ_LOCK_INIT(_lsta)		\
436     mtx_init(&(_lsta)->txq_mtx, "lsta-txq", NULL, MTX_DEF);
437 #define	LKPI_80211_LSTA_TXQ_LOCK_DESTROY(_lsta)		\
438     mtx_destroy(&(_lsta)->txq_mtx);
439 #define	LKPI_80211_LSTA_TXQ_LOCK(_lsta)			\
440     mtx_lock(&(_lsta)->txq_mtx)
441 #define	LKPI_80211_LSTA_TXQ_UNLOCK(_lsta)		\
442     mtx_unlock(&(_lsta)->txq_mtx)
443 #define	LKPI_80211_LSTA_TXQ_LOCK_ASSERT(_lsta)		\
444     mtx_assert(&(_lsta)->txq_mtx, MA_OWNED)
445 #define	LKPI_80211_LSTA_TXQ_UNLOCK_ASSERT(_lsta)	\
446     mtx_assert(&(_lsta)->txq_mtx, MA_NOTOWNED)
447 
448 #define	LKPI_80211_LTXQ_LOCK_INIT(_ltxq)		\
449     mtx_init(&(_ltxq)->ltxq_mtx, "ltxq", NULL, MTX_DEF);
450 #define	LKPI_80211_LTXQ_LOCK_DESTROY(_ltxq)		\
451     mtx_destroy(&(_ltxq)->ltxq_mtx);
452 #define	LKPI_80211_LTXQ_LOCK(_ltxq)			\
453     mtx_lock(&(_ltxq)->ltxq_mtx)
454 #define	LKPI_80211_LTXQ_UNLOCK(_ltxq)			\
455     mtx_unlock(&(_ltxq)->ltxq_mtx)
456 #define	LKPI_80211_LTXQ_LOCK_ASSERT(_ltxq)		\
457     mtx_assert(&(_ltxq)->ltxq_mtx, MA_OWNED)
458 #define	LKPI_80211_LTXQ_UNLOCK_ASSERT(_ltxq)		\
459     mtx_assert(&(_ltxq)->ltxq_mtx, MA_NOTOWNED)
460 
461 int lkpi_80211_mo_start(struct ieee80211_hw *);
462 void lkpi_80211_mo_stop(struct ieee80211_hw *, bool);
463 int lkpi_80211_mo_get_antenna(struct ieee80211_hw *, u32 *, u32 *);
464 int lkpi_80211_mo_set_frag_threshold(struct ieee80211_hw *, uint32_t);
465 int lkpi_80211_mo_set_rts_threshold(struct ieee80211_hw *, uint32_t);
466 int lkpi_80211_mo_add_interface(struct ieee80211_hw *, struct ieee80211_vif *);
467 void lkpi_80211_mo_remove_interface(struct ieee80211_hw *, struct ieee80211_vif *);
468 int lkpi_80211_mo_hw_scan(struct ieee80211_hw *, struct ieee80211_vif *,
469     struct ieee80211_scan_request *);
470 void lkpi_80211_mo_cancel_hw_scan(struct ieee80211_hw *, struct ieee80211_vif *);
471 void lkpi_80211_mo_sw_scan_complete(struct ieee80211_hw *, struct ieee80211_vif *);
472 void lkpi_80211_mo_sw_scan_start(struct ieee80211_hw *, struct ieee80211_vif *,
473     const u8 *);
474 u64 lkpi_80211_mo_prepare_multicast(struct ieee80211_hw *,
475     struct netdev_hw_addr_list *);
476 void lkpi_80211_mo_configure_filter(struct ieee80211_hw *, unsigned int,
477     unsigned int *, u64);
478 int lkpi_80211_mo_sta_state(struct ieee80211_hw *, struct ieee80211_vif *,
479     struct lkpi_sta *, enum ieee80211_sta_state);
480 int lkpi_80211_mo_config(struct ieee80211_hw *, uint32_t);
481 int lkpi_80211_mo_assign_vif_chanctx(struct ieee80211_hw *, struct ieee80211_vif *,
482     struct ieee80211_bss_conf *, struct ieee80211_chanctx_conf *);
483 void lkpi_80211_mo_unassign_vif_chanctx(struct ieee80211_hw *, struct ieee80211_vif *,
484     struct ieee80211_bss_conf *, struct ieee80211_chanctx_conf *);
485 int lkpi_80211_mo_add_chanctx(struct ieee80211_hw *, struct ieee80211_chanctx_conf *);
486 void lkpi_80211_mo_change_chanctx(struct ieee80211_hw *,
487     struct ieee80211_chanctx_conf *, uint32_t);
488 void lkpi_80211_mo_remove_chanctx(struct ieee80211_hw *,
489     struct ieee80211_chanctx_conf *);
490 void lkpi_80211_mo_vif_cfg_changed(struct ieee80211_hw *, struct ieee80211_vif *,
491     uint64_t, bool);
492 void lkpi_80211_mo_link_info_changed(struct ieee80211_hw *, struct ieee80211_vif *,
493     struct ieee80211_bss_conf *, uint64_t, uint8_t, bool);
494 void lkpi_80211_mo_bss_info_changed(struct ieee80211_hw *, struct ieee80211_vif *,
495     struct ieee80211_bss_conf *, uint64_t);
496 int lkpi_80211_mo_conf_tx(struct ieee80211_hw *, struct ieee80211_vif *,
497     uint32_t, uint16_t, const struct ieee80211_tx_queue_params *);
498 void lkpi_80211_mo_flush(struct ieee80211_hw *, struct ieee80211_vif *,
499     uint32_t, bool);
500 void lkpi_80211_mo_mgd_prepare_tx(struct ieee80211_hw *, struct ieee80211_vif *,
501     struct ieee80211_prep_tx_info *);
502 void lkpi_80211_mo_mgd_complete_tx(struct ieee80211_hw *, struct ieee80211_vif *,
503     struct ieee80211_prep_tx_info *);
504 void lkpi_80211_mo_tx(struct ieee80211_hw *, struct ieee80211_tx_control *,
505     struct sk_buff *);
506 void lkpi_80211_mo_wake_tx_queue(struct ieee80211_hw *, struct ieee80211_txq *,
507     bool);
508 void lkpi_80211_mo_sync_rx_queues(struct ieee80211_hw *);
509 void lkpi_80211_mo_sta_pre_rcu_remove(struct ieee80211_hw *,
510     struct ieee80211_vif *, struct ieee80211_sta *);
511 void lkpi_80211_mo_link_sta_rc_update(struct ieee80211_hw *,
512     struct ieee80211_vif *, struct ieee80211_link_sta *,
513     enum ieee80211_rate_control_changed_flags);
514 int lkpi_80211_mo_set_bitrate_mask(struct ieee80211_hw *,
515     struct ieee80211_vif *, const struct cfg80211_bitrate_mask *);
516 int lkpi_80211_mo_set_key(struct ieee80211_hw *, enum set_key_cmd,
517     struct ieee80211_vif *, struct ieee80211_sta *,
518     struct ieee80211_key_conf *);
519 void lkpi_80211_mo_sta_set_decap_offload(struct ieee80211_hw *,
520     struct ieee80211_vif *, struct ieee80211_sta *, bool);
521 int lkpi_80211_mo_ampdu_action(struct ieee80211_hw *, struct ieee80211_vif *,
522     struct ieee80211_ampdu_params *);
523 int lkpi_80211_mo_sta_statistics(struct ieee80211_hw *, struct ieee80211_vif *,
524     struct ieee80211_sta *, struct station_info *);
525 int lkpi_80211_mo_suspend(struct ieee80211_hw *, struct cfg80211_wowlan *);
526 int lkpi_80211_mo_resume(struct ieee80211_hw *);
527 int lkpi_80211_mo_set_wakeup(struct ieee80211_hw *, bool);
528 int lkpi_80211_mo_set_rekey_data(struct ieee80211_hw *,
529     struct ieee80211_vif *, struct cfg80211_gtk_rekey_data *);
530 int lkpi_80211_mo_set_default_unicast_key(struct ieee80211_hw *,
531     struct ieee80211_vif *, int);
532 
533 /* LinuxKPI 802.11 PM. */
534 int lkpi_80211_suspend(struct ieee80211com *, pm_message_t);
535 int lkpi_80211_resume(struct ieee80211com *);
536 
537 #endif	/* _LKPI_SRC_LINUX_80211_H */
538