xref: /dragonfly/sys/dev/netif/bwn/bwn/if_bwnvar.h (revision cae2835b)
1 /*-
2  * Copyright (c) 2009-2010 Weongyo Jeong <weongyo@freebsd.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer,
10  *    without modification.
11  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13  *    redistribution must be conditioned upon including a substantially
14  *    similar Disclaimer requirement for further binary redistribution.
15  *
16  * NO WARRANTY
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27  * THE POSSIBILITY OF SUCH DAMAGES.
28  *
29  * $FreeBSD: head/sys/dev/bwn/if_bwnvar.h 299790 2016-05-14 23:38:21Z adrian $
30  */
31 
32 #ifndef _IF_BWNVAR_H
33 #define	_IF_BWNVAR_H
34 
35 struct siba_dev_softc;
36 struct bwn_softc;
37 struct bwn_mac;
38 
39 #define N(a)				nitems(a)
40 #define	BWN_ALIGN			0x2000
41 #define	BWN_BUS_SPACE_MAXADDR_30BIT	0x3fffffff
42 #define	BWN_RETRY_SHORT			7
43 #define	BWN_RETRY_LONG			4
44 #define	BWN_STAID_MAX			64
45 #define	BWN_TXPWR_IGNORE_TIME		(1 << 0)
46 #define	BWN_TXPWR_IGNORE_TSSI		(1 << 1)
47 #define	BWN_HAS_TXMAG(phy)						\
48 	(((phy)->rev >= 2) && ((phy)->rf_ver == 0x2050) &&		\
49 	 ((phy)->rf_rev == 8))
50 #define	BWN_HAS_LOOPBACK(phy)						\
51 	(((phy)->rev > 1) || ((phy)->gmode))
52 #define	BWN_TXERROR_MAX			1000
53 #define	BWN_GETTIME(v)	do {						\
54 	struct timespec ts;						\
55 	nanouptime(&ts);						\
56 	(v) = ts.tv_nsec / 1000000 + ts.tv_sec * 1000;			\
57 } while (0)
58 #define	BWN_ISOLDFMT(mac)		((mac)->mac_fw.rev <= 351)
59 #define	BWN_TSSI2DBM(num, den)						\
60 	((int32_t)((num < 0) ? num / den : (num + den / 2) / den))
61 #define	BWN_HDRSIZE(mac)	bwn_tx_hdrsize(mac)
62 #define	BWN_MAXTXHDRSIZE	(112 + (sizeof(struct bwn_plcp6)))
63 
64 #define	BWN_PIO_COOKIE(tq, tp)						\
65 	((uint16_t)((((uint16_t)tq->tq_index + 1) << 12) | tp->tp_index))
66 #define	BWN_DMA_COOKIE(dr, slot)					\
67 	((uint16_t)(((uint16_t)dr->dr_index + 1) << 12) | (uint16_t)slot)
68 #define	BWN_READ_2(mac, o)		(siba_read_2(mac->mac_sc->sc_dev, o))
69 #define	BWN_READ_4(mac, o)		(siba_read_4(mac->mac_sc->sc_dev, o))
70 #define	BWN_WRITE_2(mac, o, v)						\
71 	(siba_write_2(mac->mac_sc->sc_dev, o, v))
72 #define	BWN_WRITE_2_F(mac, o, v) do { \
73 	(BWN_WRITE_2(mac, o, v)); \
74 	BWN_READ_2(mac, o); \
75 } while(0)
76 #define	BWN_WRITE_SETMASK2(mac, offset, mask, set)			\
77 	BWN_WRITE_2(mac, offset, (BWN_READ_2(mac, offset) & mask) | set)
78 #define	BWN_WRITE_4(mac, o, v)						\
79 	(siba_write_4(mac->mac_sc->sc_dev, o, v))
80 #define	BWN_WRITE_SETMASK4(mac, offset, mask, set)			\
81 	BWN_WRITE_4(mac, offset, (BWN_READ_4(mac, offset) & mask) | set)
82 #define	BWN_PIO_TXQOFFSET(mac)						\
83 	((siba_get_revid(mac->mac_sc->sc_dev) >= 11) ? 0x18 : 0)
84 #define	BWN_PIO_RXQOFFSET(mac)						\
85 	((siba_get_revid(mac->mac_sc->sc_dev) >= 11) ? 0x38 : 8)
86 #define	BWN_SEC_NEWAPI(mac)		(mac->mac_fw.rev >= 351)
87 #define	BWN_SEC_KEY2FW(mac, idx)					\
88 	(BWN_SEC_NEWAPI(mac) ? idx : ((idx >= 4) ? idx - 4 : idx))
89 #define	BWN_RF_READ(mac, r)		(mac->mac_phy.rf_read(mac, r))
90 #define	BWN_RF_WRITE(mac, r, v)		(mac->mac_phy.rf_write(mac, r, v))
91 #define	BWN_RF_MASK(mac, o, m)						\
92 	BWN_RF_WRITE(mac, o, BWN_RF_READ(mac, o) & m)
93 #define	BWN_RF_SETMASK(mac, offset, mask, set)				\
94 	BWN_RF_WRITE(mac, offset, (BWN_RF_READ(mac, offset) & mask) | set)
95 #define	BWN_RF_SET(mac, offset, set)					\
96 	BWN_RF_WRITE(mac, offset, BWN_RF_READ(mac, offset) | set)
97 #define	BWN_PHY_READ(mac, r)		(mac->mac_phy.phy_read(mac, r))
98 #define	BWN_PHY_WRITE(mac, r, v)					\
99 	(mac->mac_phy.phy_write(mac, r, v))
100 #define	BWN_PHY_SET(mac, offset, set)	do {				\
101 	if (mac->mac_phy.phy_maskset != NULL) {				\
102 		KASSERT(mac->mac_status < BWN_MAC_STATUS_INITED ||	\
103 		    mac->mac_suspended > 0,				\
104 		    ("dont access PHY or RF registers after turning on MAC")); \
105 		mac->mac_phy.phy_maskset(mac, offset, 0xffff, set);	\
106 	} else								\
107 		BWN_PHY_WRITE(mac, offset,				\
108 		    BWN_PHY_READ(mac, offset) | (set));			\
109 } while (0)
110 #define	BWN_PHY_SETMASK(mac, offset, mask, set)	do {			\
111 	if (mac->mac_phy.phy_maskset != NULL) {				\
112 		KASSERT(mac->mac_status < BWN_MAC_STATUS_INITED ||	\
113 		    mac->mac_suspended > 0,				\
114 		    ("dont access PHY or RF registers after turning on MAC")); \
115 		mac->mac_phy.phy_maskset(mac, offset, mask, set);	\
116 	} else								\
117 		BWN_PHY_WRITE(mac, offset,				\
118 		    (BWN_PHY_READ(mac, offset) & (mask)) | (set));	\
119 } while (0)
120 #define	BWN_PHY_MASK(mac, offset, mask)	do {				\
121 	if (mac->mac_phy.phy_maskset != NULL) {				\
122 		KASSERT(mac->mac_status < BWN_MAC_STATUS_INITED ||	\
123 		    mac->mac_suspended > 0,				\
124 		    ("dont access PHY or RF registers after turning on MAC")); \
125 		mac->mac_phy.phy_maskset(mac, offset, mask, 0);		\
126 	} else								\
127 		BWN_PHY_WRITE(mac, offset,				\
128 		    BWN_PHY_READ(mac, offset) & mask);			\
129 } while (0)
130 #define	BWN_PHY_COPY(mac, dst, src)	do {				\
131 	KASSERT(mac->mac_status < BWN_MAC_STATUS_INITED ||		\
132 	    mac->mac_suspended > 0,					\
133 	    ("dont access PHY or RF registers after turning on MAC"));	\
134 	BWN_PHY_WRITE(mac, dst, BWN_PHY_READ(mac, src));		\
135 } while (0)
136 #define BWN_LO_CALIB_EXPIRE		(1000 * (30 - 2))
137 #define BWN_LO_PWRVEC_EXPIRE		(1000 * (30 - 2))
138 #define BWN_LO_TXCTL_EXPIRE		(1000 * (180 - 4))
139 #define	BWN_DMA_BIT_MASK(n)		(((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
140 #define BWN_LPD(L, P, D)		(((L) << 2) | ((P) << 1) | ((D) << 0))
141 #define BWN_BITREV4(tmp)		(BWN_BITREV8(tmp) >> 4)
142 #define	BWN_BITREV8(byte)		(bwn_bitrev_table[byte])
143 #define	BWN_BBATTCMP(a, b)		((a)->att == (b)->att)
144 #define	BWN_RFATTCMP(a, b)						\
145 	(((a)->att == (b)->att) && ((a)->padmix == (b)->padmix))
146 #define	BWN_PIO_WRITE_2(mac, tq, offset, value)				\
147 	BWN_WRITE_2(mac, (tq)->tq_base + offset, value)
148 #define	BWN_PIO_READ_4(mac, tq, offset)					\
149 	BWN_READ_4(mac, tq->tq_base + offset)
150 #define	BWN_ISCCKRATE(rate)						\
151 	(rate == BWN_CCK_RATE_1MB || rate == BWN_CCK_RATE_2MB ||	\
152 	 rate == BWN_CCK_RATE_5MB || rate == BWN_CCK_RATE_11MB)
153 #define	BWN_ISOFDMRATE(rate)		(!BWN_ISCCKRATE(rate))
154 #define	BWN_BARRIER(mac, flags)		siba_barrier(mac->mac_sc->sc_dev, flags)
155 #define	BWN_DMA_READ(dr, offset)				\
156 	(BWN_READ_4(dr->dr_mac, dr->dr_base + offset))
157 #define	BWN_DMA_WRITE(dr, offset, value)			\
158 	(BWN_WRITE_4(dr->dr_mac, dr->dr_base + offset, value))
159 
160 
161 typedef enum {
162 	BWN_PHY_BAND_2G = 0,
163 	BWN_PHY_BAND_5G_LO = 1,
164 	BWN_PHY_BAND_5G_MI = 2,
165 	BWN_PHY_BAND_5G_HI = 3
166 } bwn_phy_band_t;
167 
168 typedef enum {
169 	BWN_BAND_2G,
170 	BWN_BAND_5G,
171 } bwn_band_t;
172 
173 typedef enum {
174 	BWN_CHAN_TYPE_20,
175 	BWN_CHAN_TYPE_20_HT,
176 	BWN_CHAN_TYPE_40_HT_U,
177 	BWN_CHAN_TYPE_40_HT_D,
178 } bwn_chan_type_t;
179 
180 struct bwn_rate {
181 	uint16_t			rateid;
182 	uint32_t			flags;
183 };
184 
185 #define	BWN_ANT0			0
186 #define	BWN_ANT1			1
187 #define	BWN_ANTAUTO0			2
188 #define	BWN_ANTAUTO1			3
189 #define	BWN_ANT2			4
190 #define	BWN_ANT3			8
191 #define	BWN_ANTAUTO			BWN_ANTAUTO0
192 #define	BWN_ANT_DEFAULT			BWN_ANTAUTO
193 #define	BWN_TX_SLOTS_PER_FRAME		2
194 
195 struct bwn_channel {
196 	unsigned			freq;
197 	unsigned			ieee;
198 	unsigned			maxTxPow;
199 };
200 
201 struct bwn_channelinfo {
202 	struct bwn_channel		channels[IEEE80211_CHAN_MAX];
203 	unsigned			nchannels;
204 };
205 
206 struct bwn_bbatt {
207 	uint8_t				att;
208 };
209 
210 struct bwn_bbatt_list {
211 	const struct bwn_bbatt		*array;
212 	uint8_t				len;
213 	uint8_t				min;
214 	uint8_t				max;
215 };
216 
217 struct bwn_rfatt {
218 	uint8_t				att;
219 	int				padmix;
220 };
221 
222 struct bwn_rfatt_list {
223 	const struct bwn_rfatt		*array;
224 	uint8_t				len;
225 	uint8_t				min;
226 	uint8_t				max;
227 };
228 
229 #define	BWN_DC_LT_SIZE			32
230 
231 struct bwn_loctl {
232 	int8_t				i;
233 	int8_t				q;
234 };
235 
236 typedef enum {
237 	BWN_TXPWR_RES_NEED_ADJUST,
238 	BWN_TXPWR_RES_DONE,
239 } bwn_txpwr_result_t;
240 
241 struct bwn_lo_calib {
242 	struct bwn_bbatt		bbatt;
243 	struct bwn_rfatt		rfatt;
244 	struct bwn_loctl		ctl;
245 	unsigned long			calib_time;
246 	TAILQ_ENTRY(bwn_lo_calib)	list;
247 };
248 
249 struct bwn_rxhdr4 {
250 	uint16_t			frame_len;
251 	uint8_t				pad1[2];
252 	uint16_t			phy_status0;
253 	union {
254 		struct {
255 			uint8_t		rssi;
256 			uint8_t		sig_qual;
257 		} __packed abg;
258 		struct {
259 			int8_t		power0;
260 			int8_t		power1;
261 		} __packed n;
262 	} __packed phy;
263 	union {
264 		struct {
265 			int8_t		power2;
266 			uint8_t		pad;
267 		} __packed n;
268 		struct {
269 			uint8_t		pad;
270 			int8_t		ht_power0;
271 		} __packed ht;
272 		uint16_t		phy_status2;
273 	} __packed ps2;
274 	uint16_t			phy_status3;
275 	uint32_t			mac_status;
276 	uint16_t			mac_time;
277 	uint16_t			channel;
278 } __packed;
279 
280 struct bwn_txstatus {
281 	uint16_t			cookie;
282 	uint16_t			seq;
283 	uint8_t				phy_stat;
284 	uint8_t				framecnt;
285 	uint8_t				rtscnt;
286 	uint8_t				sreason;
287 	uint8_t				pm;
288 	uint8_t				im;
289 	uint8_t				ampdu;
290 	uint8_t				ack;
291 };
292 
293 #define	BWN_TXCTL_PA3DB			0x40
294 #define	BWN_TXCTL_PA2DB			0x20
295 #define	BWN_TXCTL_TXMIX			0x10
296 
297 struct bwn_txpwr_loctl {
298 	struct bwn_rfatt_list		rfatt;
299 	struct bwn_bbatt_list		bbatt;
300 	uint16_t			dc_lt[BWN_DC_LT_SIZE];
301 	TAILQ_HEAD(, bwn_lo_calib)	calib_list;
302 	unsigned long			pwr_vec_read_time;
303 	unsigned long			txctl_measured_time;
304 	uint8_t				tx_bias;
305 	uint8_t				tx_magn;
306 	uint64_t			power_vector;
307 };
308 
309 #define	BWN_OFDMTAB_DIR_UNKNOWN		0
310 #define	BWN_OFDMTAB_DIR_READ		1
311 #define	BWN_OFDMTAB_DIR_WRITE		2
312 
313 struct bwn_phy_g {
314 	unsigned			pg_flags;
315 #define	BWN_PHY_G_FLAG_TSSITABLE_ALLOC	(1 << 0)
316 #define	BWN_PHY_G_FLAG_RADIOCTX_VALID	(1 << 1)
317 	int				pg_aci_enable;
318 	int				pg_aci_wlan_automatic;
319 	int				pg_aci_hw_rssi;
320 	int				pg_rf_on;
321 	uint16_t			pg_radioctx_over;
322 	uint16_t			pg_radioctx_overval;
323 	uint16_t			pg_minlowsig[2];
324 	uint16_t			pg_minlowsigpos[2];
325 	int8_t				*pg_tssi2dbm;
326 	int				pg_idletssi;
327 	int				pg_curtssi;
328 	uint8_t				pg_avgtssi;
329 	struct bwn_bbatt		pg_bbatt;
330 	struct bwn_rfatt		pg_rfatt;
331 	uint8_t				pg_txctl;
332 	int				pg_bbatt_delta;
333 	int				pg_rfatt_delta;
334 
335 	struct bwn_txpwr_loctl		pg_loctl;
336 	int16_t				pg_max_lb_gain;
337 	int16_t				pg_trsw_rx_gain;
338 	int16_t				pg_lna_lod_gain;
339 	int16_t				pg_lna_gain;
340 	int16_t				pg_pga_gain;
341 	int				pg_immode;
342 #define	BWN_INTERFSTACK_SIZE	26
343 	uint32_t			pg_interfstack[BWN_INTERFSTACK_SIZE];
344 
345 	int16_t				pg_nrssi[2];
346 	int32_t				pg_nrssi_slope;
347 	int8_t				pg_nrssi_lt[64];
348 
349 	uint16_t			pg_lofcal;
350 
351 	uint16_t			pg_initval;
352 	uint16_t			pg_ofdmtab_addr;
353 	unsigned			pg_ofdmtab_dir;
354 };
355 
356 #define	BWN_IMMODE_NONE			0
357 #define	BWN_IMMODE_NONWLAN		1
358 #define	BWN_IMMODE_MANUAL		2
359 #define	BWN_IMMODE_AUTO			3
360 
361 #define	BWN_PHYLP_TXPCTL_UNKNOWN	0
362 #define	BWN_PHYLP_TXPCTL_OFF		1
363 #define	BWN_PHYLP_TXPCTL_ON_SW		2
364 #define	BWN_PHYLP_TXPCTL_ON_HW		3
365 
366 struct bwn_phy_lp {
367 	uint8_t				plp_chan;
368 	uint8_t				plp_chanfullcal;
369 	int32_t				plp_antenna;
370 	uint8_t				plp_txpctlmode;
371 	uint8_t				plp_txisoband_h;
372 	uint8_t				plp_txisoband_m;
373 	uint8_t				plp_txisoband_l;
374 	uint8_t				plp_rxpwroffset;
375 	int8_t				plp_txpwridx;
376 	uint16_t			plp_tssiidx;
377 	uint16_t			plp_tssinpt;
378 	uint8_t				plp_rssivf;
379 	uint8_t				plp_rssivc;
380 	uint8_t				plp_rssigs;
381 	uint8_t				plp_rccap;
382 	uint8_t				plp_bxarch;
383 	uint8_t				plp_crsusr_off;
384 	uint8_t				plp_crssys_off;
385 	uint32_t			plp_div;
386 	int32_t				plp_tonefreq;
387 	uint16_t			plp_digfilt[9];
388 };
389 
390 /* for LP */
391 struct bwn_txgain {
392 	uint16_t			tg_gm;
393 	uint16_t			tg_pga;
394 	uint16_t			tg_pad;
395 	uint16_t			tg_dac;
396 };
397 
398 struct bwn_rxcompco {
399 	uint8_t				rc_chan;
400 	int8_t				rc_c1;
401 	int8_t				rc_c0;
402 };
403 
404 struct bwn_phy_lp_iq_est {
405 	uint32_t			ie_iqprod;
406 	uint32_t			ie_ipwr;
407 	uint32_t			ie_qpwr;
408 };
409 
410 struct bwn_txgain_entry {
411 	uint8_t				te_gm;
412 	uint8_t				te_pga;
413 	uint8_t				te_pad;
414 	uint8_t				te_dac;
415 	uint8_t				te_bbmult;
416 };
417 
418 /* only for LP PHY */
419 struct bwn_stxtable {
420 	uint16_t			st_phyoffset;
421 	uint16_t			st_physhift;
422 	uint16_t			st_rfaddr;
423 	uint16_t			st_rfshift;
424 	uint16_t			st_mask;
425 };
426 
427 struct bwn_b206x_chan {
428 	uint8_t				bc_chan;
429 	uint16_t			bc_freq;
430 	const uint8_t			*bc_data;
431 };
432 
433 struct bwn_b206x_rfinit_entry {
434 	uint16_t			br_offset;
435 	uint16_t			br_valuea;
436 	uint16_t			br_valueg;
437 	uint8_t				br_flags;
438 };
439 
440 struct bwn_phy_n;
441 
442 struct bwn_phy {
443 	uint8_t				type;
444 	uint8_t				rev;
445 	uint8_t				analog;
446 
447 	int				supports_2ghz;
448 	int				supports_5ghz;
449 
450 	int				gmode;
451 	struct bwn_phy_g		phy_g;
452 	struct bwn_phy_lp		phy_lp;
453 
454 	/*
455 	 * I'd like the newer PHY code to not hide in the top-level
456 	 * structs..
457 	 */
458 	struct bwn_phy_n		*phy_n;
459 
460 	uint16_t			rf_manuf;
461 	uint16_t			rf_ver;
462 	uint8_t				rf_rev;
463 	int				rf_on;
464 	int				phy_do_full_init;
465 
466 	int				txpower;
467 	int				hwpctl;
468 	unsigned long			nexttime;
469 	unsigned int			chan;
470 	int				txerrors;
471 
472 	int				(*attach)(struct bwn_mac *);
473 	void				(*detach)(struct bwn_mac *);
474 	int				(*prepare_hw)(struct bwn_mac *);
475 	void				(*init_pre)(struct bwn_mac *);
476 	int				(*init)(struct bwn_mac *);
477 	void				(*exit)(struct bwn_mac *);
478 	uint16_t			(*phy_read)(struct bwn_mac *, uint16_t);
479 	void				(*phy_write)(struct bwn_mac *, uint16_t,
480 					    uint16_t);
481 	void				(*phy_maskset)(struct bwn_mac *,
482 					    uint16_t, uint16_t, uint16_t);
483 	uint16_t			(*rf_read)(struct bwn_mac *, uint16_t);
484 	void				(*rf_write)(struct bwn_mac *, uint16_t,
485 					    uint16_t);
486 	int				(*use_hwpctl)(struct bwn_mac *);
487 	void				(*rf_onoff)(struct bwn_mac *, int);
488 	void				(*switch_analog)(struct bwn_mac *, int);
489 	int				(*switch_channel)(struct bwn_mac *,
490 					    unsigned int);
491 	uint32_t			(*get_default_chan)(struct bwn_mac *);
492 	void				(*set_antenna)(struct bwn_mac *, int);
493 	int				(*set_im)(struct bwn_mac *, int);
494 	bwn_txpwr_result_t		(*recalc_txpwr)(struct bwn_mac *, int);
495 	void				(*set_txpwr)(struct bwn_mac *);
496 	void				(*task_15s)(struct bwn_mac *);
497 	void				(*task_60s)(struct bwn_mac *);
498 };
499 
500 struct bwn_chan_band {
501 	uint32_t			flags;
502 	uint8_t				nchan;
503 #define	BWN_MAX_CHAN_PER_BAND		14
504 	uint8_t				chan[BWN_MAX_CHAN_PER_BAND];
505 };
506 
507 #define	BWN_NR_WMEPARAMS		16
508 enum {
509 	BWN_WMEPARAM_TXOP = 0,
510 	BWN_WMEPARAM_CWMIN,
511 	BWN_WMEPARAM_CWMAX,
512 	BWN_WMEPARAM_CWCUR,
513 	BWN_WMEPARAM_AIFS,
514 	BWN_WMEPARAM_BSLOTS,
515 	BWN_WMEPARAM_REGGAP,
516 	BWN_WMEPARAM_STATUS,
517 };
518 
519 #define	BWN_WME_PARAMS(queue)	\
520 	(BWN_SHARED_EDCFQ + (BWN_NR_WMEPARAMS * sizeof(uint16_t) * (queue)))
521 #define	BWN_WME_BACKGROUND	BWN_WME_PARAMS(0)
522 #define	BWN_WME_BESTEFFORT	BWN_WME_PARAMS(1)
523 #define	BWN_WME_VIDEO		BWN_WME_PARAMS(2)
524 #define	BWN_WME_VOICE		BWN_WME_PARAMS(3)
525 
526 /*
527  * Radio capture format.
528  */
529 #define	BWN_RX_RADIOTAP_PRESENT (		\
530 	(1 << IEEE80211_RADIOTAP_TSFT)		| \
531 	(1 << IEEE80211_RADIOTAP_FLAGS)		| \
532 	(1 << IEEE80211_RADIOTAP_RATE)		| \
533 	(1 << IEEE80211_RADIOTAP_CHANNEL)	| \
534 	(1 << IEEE80211_RADIOTAP_ANTENNA)	| \
535 	(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL)	| \
536 	(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)	| \
537 	0)
538 
539 struct bwn_rx_radiotap_header {
540 	struct ieee80211_radiotap_header wr_ihdr;
541 	uint64_t			wr_tsf;
542 	u_int8_t			wr_flags;
543 	u_int8_t			wr_rate;
544 	u_int16_t			wr_chan_freq;
545 	u_int16_t			wr_chan_flags;
546 	int8_t				wr_antsignal;
547 	int8_t				wr_antnoise;
548 	u_int8_t			wr_antenna;
549 };
550 
551 #define	BWN_TX_RADIOTAP_PRESENT (		\
552 	(1 << IEEE80211_RADIOTAP_FLAGS)		| \
553 	(1 << IEEE80211_RADIOTAP_RATE)		| \
554 	(1 << IEEE80211_RADIOTAP_CHANNEL)	| \
555 	(1 << IEEE80211_RADIOTAP_DBM_TX_POWER)	| \
556 	(1 << IEEE80211_RADIOTAP_ANTENNA)	| \
557 	0)
558 
559 struct bwn_tx_radiotap_header {
560 	struct ieee80211_radiotap_header wt_ihdr;
561 	u_int8_t			wt_flags;
562 	u_int8_t			wt_rate;
563 	u_int16_t			wt_chan_freq;
564 	u_int16_t			wt_chan_flags;
565 	u_int8_t			wt_txpower;
566 	u_int8_t			wt_antenna;
567 };
568 
569 struct bwn_stats {
570 	int32_t				rtsfail;
571 	int32_t				rts;
572 	int32_t				link_noise;
573 };
574 
575 /* Noise Calculation (Link Quality) */
576 struct bwn_noise {
577 	uint8_t				noi_running;
578 	uint8_t				noi_nsamples;
579 	int8_t				noi_samples[8][4];
580 };
581 
582 #define	BWN_DMA_30BIT			30
583 #define	BWN_DMA_32BIT			32
584 #define	BWN_DMA_64BIT			64
585 
586 struct bwn_dmadesc_meta {
587 	bus_dmamap_t			mt_dmap;
588 	bus_addr_t			mt_paddr;
589 	struct mbuf			*mt_m;
590 	struct ieee80211_node		*mt_ni;
591 	uint8_t				mt_txtype;
592 #define	BWN_DMADESC_METATYPE_HEADER	0
593 #define	BWN_DMADESC_METATYPE_BODY	1
594 	uint8_t				mt_islast;
595 };
596 
597 #define	BWN_DMAINTR_FATALMASK	\
598 	((1 << 10) | (1 << 11) | (1 << 12) | (1 << 14) | (1 << 15))
599 #define	BWN_DMAINTR_RDESC_UFLOW		(1 << 13)
600 #define	BWN_DMAINTR_RX_DONE		(1 << 16)
601 
602 #define	BWN_DMA32_DCTL_BYTECNT		0x00001fff
603 #define	BWN_DMA32_DCTL_ADDREXT_MASK	0x00030000
604 #define	BWN_DMA32_DCTL_ADDREXT_SHIFT	16
605 #define	BWN_DMA32_DCTL_DTABLEEND	0x10000000
606 #define	BWN_DMA32_DCTL_IRQ		0x20000000
607 #define	BWN_DMA32_DCTL_FRAMEEND		0x40000000
608 #define	BWN_DMA32_DCTL_FRAMESTART	0x80000000
609 struct bwn_dmadesc32 {
610 	uint32_t			control;
611 	uint32_t			address;
612 } __packed;
613 
614 #define	BWN_DMA64_DCTL0_DTABLEEND	0x10000000
615 #define	BWN_DMA64_DCTL0_IRQ		0x20000000
616 #define	BWN_DMA64_DCTL0_FRAMEEND	0x40000000
617 #define	BWN_DMA64_DCTL0_FRAMESTART	0x80000000
618 #define	BWN_DMA64_DCTL1_BYTECNT		0x00001fff
619 #define	BWN_DMA64_DCTL1_ADDREXT_MASK	0x00030000
620 #define	BWN_DMA64_DCTL1_ADDREXT_SHIFT	16
621 struct bwn_dmadesc64 {
622 	uint32_t			control0;
623 	uint32_t			control1;
624 	uint32_t			address_low;
625 	uint32_t			address_high;
626 } __packed;
627 
628 struct bwn_dmadesc_generic {
629 	union {
630 		struct bwn_dmadesc32 dma32;
631 		struct bwn_dmadesc64 dma64;
632 	} __packed dma;
633 } __packed;
634 
635 struct bwn_dma_ring;
636 
637 struct bwn_dma_ring {
638 	struct bwn_mac			*dr_mac;
639 	const struct bwn_dma_ops	*dr_ops;
640 	struct bwn_dmadesc_meta		*dr_meta;
641 	void				*dr_txhdr_cache;
642 	bus_dma_tag_t			dr_ring_dtag;
643 	bus_dma_tag_t			dr_txring_dtag;
644 	bus_dmamap_t			dr_spare_dmap; /* only for RX */
645 	bus_dmamap_t			dr_ring_dmap;
646 	bus_addr_t			dr_txring_paddr;
647 	void				*dr_ring_descbase;
648 	bus_addr_t			dr_ring_dmabase;
649 	int				dr_numslots;
650 	int				dr_usedslot;
651 	int				dr_curslot;
652 	uint32_t			dr_frameoffset;
653 	uint16_t			dr_rx_bufsize;
654 	uint16_t			dr_base;
655 	int				dr_index;
656 	uint8_t				dr_tx;
657 	uint8_t				dr_stop;
658 	int				dr_type;
659 
660 	void				(*getdesc)(struct bwn_dma_ring *,
661 					    int, struct bwn_dmadesc_generic **,
662 					    struct bwn_dmadesc_meta **);
663 	void				(*setdesc)(struct bwn_dma_ring *,
664 					    struct bwn_dmadesc_generic *,
665 					    bus_addr_t, uint16_t, int, int,
666 					    int);
667 	void				(*start_transfer)(struct bwn_dma_ring *,
668 					    int);
669 	void				(*suspend)(struct bwn_dma_ring *);
670 	void				(*resume)(struct bwn_dma_ring *);
671 	int				(*get_curslot)(struct bwn_dma_ring *);
672 	void				(*set_curslot)(struct bwn_dma_ring *,
673 					    int);
674 };
675 
676 struct bwn_dma {
677 	int				dmatype;
678 	bus_dma_tag_t			parent_dtag;
679 	bus_dma_tag_t			rxbuf_dtag;
680 	bus_dma_tag_t			txbuf_dtag;
681 
682 	struct bwn_dma_ring		*wme[5];
683 	struct bwn_dma_ring		*mcast;
684 	struct bwn_dma_ring		*rx;
685 	uint64_t			lastseq;	/* XXX FIXME */
686 };
687 
688 struct bwn_pio_rxqueue {
689 	struct bwn_mac			*prq_mac;
690 	uint16_t			prq_base;
691 	uint8_t				prq_rev;
692 };
693 
694 struct bwn_pio_txqueue;
695 struct bwn_pio_txpkt {
696 	struct bwn_pio_txqueue		*tp_queue;
697 	struct ieee80211_node		*tp_ni;
698 	struct mbuf			*tp_m;
699 	uint8_t				tp_index;
700 	TAILQ_ENTRY(bwn_pio_txpkt)	tp_list;
701 };
702 
703 #define	BWN_PIO_MAX_TXPACKETS		32
704 struct bwn_pio_txqueue {
705 	uint16_t			tq_base;
706 	uint16_t			tq_size;
707 	uint16_t			tq_used;
708 	uint16_t			tq_free;
709 	uint8_t				tq_index;
710 	struct bwn_pio_txpkt		tq_pkts[BWN_PIO_MAX_TXPACKETS];
711 	TAILQ_HEAD(, bwn_pio_txpkt)	tq_pktlist;
712 };
713 
714 struct bwn_pio {
715 	struct bwn_pio_txqueue		wme[5];
716 	struct bwn_pio_txqueue		mcast;
717 	struct bwn_pio_rxqueue		rx;
718 };
719 
720 struct bwn_plcp4 {
721 	union {
722 		uint32_t		data;
723 		uint8_t			raw[4];
724 	} __packed o;
725 } __packed;
726 
727 struct bwn_plcp6 {
728 	union {
729 		uint32_t		data;
730 		uint8_t			raw[6];
731 	} __packed o;
732 } __packed;
733 
734 struct bwn_txhdr {
735 	uint32_t			macctl;
736 	uint8_t				macfc[2];
737 	uint16_t			tx_festime;
738 	uint16_t			phyctl;
739 	uint16_t			phyctl_1;
740 	uint16_t			phyctl_1fb;
741 	uint16_t			phyctl_1rts;
742 	uint16_t			phyctl_1rtsfb;
743 	uint8_t				phyrate;
744 	uint8_t				phyrate_rts;
745 	uint8_t				eftypes;	/* extra frame types */
746 	uint8_t				chan;
747 	uint8_t				iv[16];
748 	uint8_t				addr1[IEEE80211_ADDR_LEN];
749 	uint16_t			tx_festime_fb;
750 	struct bwn_plcp6		rts_plcp_fb;
751 	uint16_t			rts_dur_fb;
752 	struct bwn_plcp6		plcp_fb;
753 	uint16_t			dur_fb;
754 	uint16_t			mimo_modelen;
755 	uint16_t			mimo_ratelen_fb;
756 	uint32_t			timeout;
757 
758 	union {
759 		/* format <= r351 */
760 		struct {
761 			uint8_t		pad0[2];
762 			uint16_t	cookie;
763 			uint16_t	tx_status;
764 			struct bwn_plcp6	rts_plcp;
765 			uint8_t		rts_frame[16];
766 			uint8_t		pad1[2];
767 			struct bwn_plcp6	plcp;
768 		} __packed old;
769 		/* format > r410 */
770 		struct {
771 			uint16_t	mimo_antenna;
772 			uint16_t	preload_size;
773 			uint8_t		pad0[2];
774 			uint16_t	cookie;
775 			uint16_t	tx_status;
776 			struct bwn_plcp6	rts_plcp;
777 			uint8_t		rts_frame[16];
778 			uint8_t		pad1[2];
779 			struct bwn_plcp6	plcp;
780 		} __packed new;
781 	} __packed body;
782 } __packed;
783 
784 #define	BWN_FWTYPE_UCODE		'u'
785 #define	BWN_FWTYPE_PCM			'p'
786 #define	BWN_FWTYPE_IV			'i'
787 struct bwn_fwhdr {
788 	uint8_t				type;
789 	uint8_t				ver;
790 	uint8_t				pad[2];
791 	uint32_t			size;
792 } __packed;
793 
794 #define	BWN_FWINITVALS_OFFSET_MASK	0x7fff
795 #define	BWN_FWINITVALS_32BIT		0x8000
796 struct bwn_fwinitvals {
797 	uint16_t			offset_size;
798 	union {
799 		uint16_t		d16;
800 		uint32_t		d32;
801 	} __packed data;
802 } __packed;
803 
804 enum bwn_fw_hdr_format {
805 	BWN_FW_HDR_598,
806 	BWN_FW_HDR_410,
807 	BWN_FW_HDR_351,
808 };
809 
810 enum bwn_fwtype {
811 	BWN_FWTYPE_DEFAULT,
812 	BWN_FWTYPE_OPENSOURCE,
813 	BWN_NR_FWTYPES,
814 };
815 
816 struct bwn_fwfile {
817 	const char			*filename;
818 	const struct firmware		*fw;
819 	enum bwn_fwtype			type;
820 };
821 
822 struct bwn_key {
823 	void				*keyconf;
824 	uint8_t				algorithm;
825 };
826 
827 struct bwn_fw {
828 	struct bwn_fwfile		ucode;
829 	struct bwn_fwfile		pcm;
830 	struct bwn_fwfile		initvals;
831 	struct bwn_fwfile		initvals_band;
832 	enum bwn_fw_hdr_format		fw_hdr_format;
833 
834 	uint16_t			rev;
835 	uint16_t			patch;
836 	uint8_t				opensource;
837 	uint8_t				no_pcmfile;
838 };
839 
840 struct bwn_lo_g_sm {
841 	int				curstate;
842 	int				nmeasure;
843 	int				multipler;
844 	uint16_t			feedth;
845 	struct bwn_loctl		loctl;
846 };
847 
848 struct bwn_lo_g_value {
849 	uint8_t				old_channel;
850 	uint16_t			phy_lomask;
851 	uint16_t			phy_extg;
852 	uint16_t			phy_dacctl_hwpctl;
853 	uint16_t			phy_dacctl;
854 	uint16_t			phy_hpwr_tssictl;
855 	uint16_t			phy_analogover;
856 	uint16_t			phy_analogoverval;
857 	uint16_t			phy_rfover;
858 	uint16_t			phy_rfoverval;
859 	uint16_t			phy_classctl;
860 	uint16_t			phy_crs0;
861 	uint16_t			phy_pgactl;
862 	uint16_t			phy_syncctl;
863 	uint16_t			phy_cck0;
864 	uint16_t			phy_cck1;
865 	uint16_t			phy_cck2;
866 	uint16_t			phy_cck3;
867 	uint16_t			phy_cck4;
868 	uint16_t			reg0;
869 	uint16_t			reg1;
870 	uint16_t			rf0;
871 	uint16_t			rf1;
872 	uint16_t			rf2;
873 };
874 
875 #define	BWN_LED_MAX			4
876 
877 #define	BWN_LED_EVENT_NONE		-1
878 #define	BWN_LED_EVENT_POLL		0
879 #define	BWN_LED_EVENT_TX		1
880 #define	BWN_LED_EVENT_RX		2
881 #define	BWN_LED_SLOWDOWN(dur)		(dur) = (((dur) * 3) / 2)
882 
883 struct bwn_led {
884 	uint8_t				led_flags;	/* BWN_LED_F_ */
885 	uint8_t				led_act;	/* BWN_LED_ACT_ */
886 	uint8_t				led_mask;
887 };
888 
889 #define	BWN_LED_F_ACTLOW		0x1
890 #define	BWN_LED_F_BLINK			0x2
891 #define	BWN_LED_F_POLLABLE		0x4
892 #define	BWN_LED_F_SLOW			0x8
893 
894 struct bwn_mac {
895 	struct bwn_softc		*mac_sc;
896 	unsigned			mac_status;
897 #define	BWN_MAC_STATUS_UNINIT		0
898 #define	BWN_MAC_STATUS_INITED		1
899 #define	BWN_MAC_STATUS_STARTED		2
900 	unsigned			mac_flags;
901 	/* use "Bad Frames Preemption" */
902 #define	BWN_MAC_FLAG_BADFRAME_PREEMP	(1 << 0)
903 #define	BWN_MAC_FLAG_DFQVALID		(1 << 1)
904 #define	BWN_MAC_FLAG_RADIO_ON		(1 << 2)
905 #define	BWN_MAC_FLAG_DMA		(1 << 3)
906 #define	BWN_MAC_FLAG_WME		(1 << 4)
907 #define	BWN_MAC_FLAG_HWCRYPTO		(1 << 5)
908 
909 #if !defined(__DragonFly__)
910 	struct resource_spec		*mac_intr_spec;
911 #define	BWN_MSI_MESSAGES		1
912 	struct resource			*mac_res_irq[BWN_MSI_MESSAGES];
913 	void				*mac_intrhand[BWN_MSI_MESSAGES];
914 	int				mac_msi;
915 #endif
916 
917 	struct bwn_noise		mac_noise;
918 	struct bwn_phy			mac_phy;
919 	struct bwn_stats		mac_stats;
920 	uint32_t			mac_reason_intr;
921 	uint32_t			mac_reason[6];
922 	uint32_t			mac_intr_mask;
923 	int				mac_suspended;
924 
925 	struct bwn_fw			mac_fw;
926 
927 	union {
928 		struct bwn_dma		dma;
929 		struct bwn_pio		pio;
930 	} mac_method;
931 
932 	uint16_t			mac_ktp;	/* Key table pointer */
933 	uint8_t				mac_max_nr_keys;
934 	struct bwn_key			mac_key[58];
935 
936 	unsigned int			mac_task_state;
937 	struct task			mac_intrtask;
938 	struct task			mac_hwreset;
939 	struct task			mac_txpower;
940 
941 	TAILQ_ENTRY(bwn_mac)	mac_list;
942 };
943 
944 static inline int
945 bwn_tx_hdrsize(struct bwn_mac *mac)
946 {
947 	switch (mac->mac_fw.fw_hdr_format) {
948 	case BWN_FW_HDR_598:
949 		return (112 + (sizeof(struct bwn_plcp6)));
950 	case BWN_FW_HDR_410:
951 		return (104 + (sizeof(struct bwn_plcp6)));
952 	case BWN_FW_HDR_351:
953 		return (100 + (sizeof(struct bwn_plcp6)));
954 	default:
955 		kprintf("%s: unknown header format (%d)\n", __func__,
956 		    mac->mac_fw.fw_hdr_format);
957 		return (112 + (sizeof(struct bwn_plcp6)));
958 	}
959 }
960 
961 /*
962  * Driver-specific vap state.
963  */
964 struct bwn_vap {
965 	struct ieee80211vap		bv_vap;	/* base class */
966 	int				(*bv_newstate)(struct ieee80211vap *,
967 					    enum ieee80211_state, int);
968 };
969 #define	BWN_VAP(vap)			((struct bwn_vap *)(vap))
970 #define	BWN_VAP_CONST(vap)		((const struct mwl_vap *)(vap))
971 
972 struct bwn_softc {
973 	device_t			sc_dev;
974 #if defined(__DragonFly__)
975 	struct lock			sc_lk;
976 #else
977 	struct mtx			sc_mtx;
978 #endif
979 	struct ieee80211com		sc_ic;
980 	struct mbufq			sc_snd;
981 	unsigned			sc_flags;
982 #define	BWN_FLAG_ATTACHED		(1 << 0)
983 #define	BWN_FLAG_INVALID		(1 << 1)
984 #define	BWN_FLAG_NEED_BEACON_TP		(1 << 2)
985 #define	BWN_FLAG_RUNNING		(1 << 3)
986 	unsigned			sc_debug;
987 
988 	struct bwn_mac		*sc_curmac;
989 	TAILQ_HEAD(, bwn_mac)	sc_maclist;
990 
991 	uint8_t				sc_bssid[IEEE80211_ADDR_LEN];
992 	unsigned int			sc_filters;
993 	uint8_t				sc_beacons[2];
994 	uint8_t				sc_rf_enabled;
995 
996 	struct wmeParams		sc_wmeParams[4];
997 
998 	struct callout			sc_rfswitch_ch;	/* for laptop */
999 	struct callout			sc_task_ch;
1000 	struct callout			sc_watchdog_ch;
1001 	int				sc_watchdog_timer;
1002 	struct taskqueue		*sc_tq;	/* private task queue */
1003 	int				(*sc_newstate)(struct ieee80211com *,
1004 					    enum ieee80211_state, int);
1005 	void				(*sc_node_cleanup)(
1006 					    struct ieee80211_node *);
1007 
1008 	int				sc_rx_rate;
1009 	int				sc_tx_rate;
1010 
1011 	int				sc_led_blinking;
1012 	int				sc_led_ticks;
1013 	struct bwn_led			*sc_blink_led;
1014 	struct callout			sc_led_blink_ch;
1015 	int				sc_led_blink_offdur;
1016 	struct bwn_led			sc_leds[BWN_LED_MAX];
1017 	int				sc_led_idle;
1018 	int				sc_led_blink;
1019 
1020 	struct resource			*bwn_irq;
1021 	void				*bwn_intr;
1022 	int				bwn_irq_rid;
1023 	int				bwn_irq_type;
1024 
1025 	struct bwn_tx_radiotap_header	sc_tx_th;
1026 	struct bwn_rx_radiotap_header	sc_rx_th;
1027 };
1028 
1029 #if defined(__DragonFly__)
1030 #define	BWN_LOCK_INIT(sc) \
1031 	lockinit(&(sc)->sc_lk, device_get_nameunit((sc)->sc_dev), 0, 0)
1032 #define	BWN_LOCK_DESTROY(sc)	lockuninit(&(sc)->sc_lk)
1033 #define	BWN_LOCK(sc)		lockmgr(&(sc)->sc_lk, LK_EXCLUSIVE)
1034 #define	BWN_UNLOCK(sc)		lockmgr(&(sc)->sc_lk, LK_RELEASE)
1035 #define	BWN_ASSERT_LOCKED(sc)	KKASSERT(lockstatus(&(sc)->sc_lk, curthread) == LK_EXCLUSIVE)
1036 #else
1037 #define	BWN_LOCK_INIT(sc) \
1038 	mtx_init(&(sc)->sc_mtx, device_get_nameunit((sc)->sc_dev), \
1039 	    MTX_NETWORK_LOCK, MTX_DEF)
1040 #define	BWN_LOCK_DESTROY(sc)	mtx_destroy(&(sc)->sc_mtx)
1041 #define	BWN_LOCK(sc)		mtx_lock(&(sc)->sc_mtx)
1042 #define	BWN_UNLOCK(sc)		mtx_unlock(&(sc)->sc_mtx)
1043 #define	BWN_ASSERT_LOCKED(sc)	mtx_assert(&(sc)->sc_mtx, MA_OWNED)
1044 #endif
1045 
1046 static inline bwn_band_t
1047 bwn_channel_band(struct bwn_mac *mac, struct ieee80211_channel *c)
1048 {
1049 	if (IEEE80211_IS_CHAN_5GHZ(c))
1050 		return BWN_BAND_5G;
1051 	/* XXX check 2g, log error if not 2g or 5g? */
1052 	return BWN_BAND_2G;
1053 }
1054 
1055 static inline bwn_band_t
1056 bwn_current_band(struct bwn_mac *mac)
1057 {
1058 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1059 	if (IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan))
1060 		return BWN_BAND_5G;
1061 	/* XXX check 2g, log error if not 2g or 5g? */
1062 	return BWN_BAND_2G;
1063 }
1064 
1065 static inline boolean_t
1066 bwn_is_40mhz(struct bwn_mac *mac)
1067 {
1068 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1069 
1070 	return !! (IEEE80211_IS_CHAN_HT40(ic->ic_curchan));
1071 }
1072 
1073 static inline int
1074 bwn_get_centre_freq(struct bwn_mac *mac)
1075 {
1076 
1077 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1078 	/* XXX TODO: calculate correctly for HT40 mode */
1079 	return ic->ic_curchan->ic_freq;
1080 }
1081 
1082 static inline int
1083 bwn_get_chan_centre_freq(struct bwn_mac *mac, struct ieee80211_channel *chan)
1084 {
1085 
1086 	/* XXX TODO: calculate correctly for HT40 mode */
1087 	return chan->ic_freq;
1088 }
1089 
1090 static inline int
1091 bwn_get_chan(struct bwn_mac *mac)
1092 {
1093 
1094 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1095 	/* XXX TODO: calculate correctly for HT40 mode */
1096 	return ic->ic_curchan->ic_ieee;
1097 }
1098 
1099 static inline struct ieee80211_channel *
1100 bwn_get_channel(struct bwn_mac *mac)
1101 {
1102 
1103 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1104 	return ic->ic_curchan;
1105 }
1106 
1107 static inline boolean_t
1108 bwn_is_chan_passive(struct bwn_mac *mac)
1109 {
1110 
1111 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1112 	return !! IEEE80211_IS_CHAN_PASSIVE(ic->ic_curchan);
1113 }
1114 
1115 static inline bwn_chan_type_t
1116 bwn_get_chan_type(struct bwn_mac *mac, struct ieee80211_channel *c)
1117 {
1118 	struct ieee80211com *ic = &mac->mac_sc->sc_ic;
1119 	if (c == NULL)
1120 		c = ic->ic_curchan;
1121 	if (IEEE80211_IS_CHAN_HT40U(c))
1122 		return BWN_CHAN_TYPE_40_HT_U;
1123 	else if (IEEE80211_IS_CHAN_HT40D(c))
1124 		return BWN_CHAN_TYPE_40_HT_D;
1125 	else if (IEEE80211_IS_CHAN_HT20(c))
1126 		return BWN_CHAN_TYPE_20_HT;
1127 	else
1128 		return BWN_CHAN_TYPE_20;
1129 }
1130 
1131 static inline int
1132 bwn_get_chan_power(struct bwn_mac *mac, struct ieee80211_channel *c)
1133 {
1134 
1135 	/* return in dbm */
1136 	return c->ic_maxpower / 2;
1137 }
1138 
1139 /*
1140  * For now there's no bhnd bus support.  Places where it matters
1141  * should call this routine so we can start logging things.
1142  */
1143 static inline int
1144 bwn_is_bus_siba(struct bwn_mac *mac)
1145 {
1146 
1147 	return 1;
1148 }
1149 #endif	/* !_IF_BWNVAR_H */
1150