1 /*
2 * Copyright (c) 2010 Broadcom Corporation
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #ifndef _BRCM_MAIN_H_
18 #define _BRCM_MAIN_H_
19
20 #include <linux/etherdevice.h>
21
22 #include <brcmu_utils.h>
23 #include "types.h"
24 #include "d11.h"
25 #include "scb.h"
26
27 #define INVCHANNEL 255 /* invalid channel */
28
29 /* max # brcms_c_module_register() calls */
30 #define BRCMS_MAXMODULES 22
31
32 #define SEQNUM_SHIFT 4
33 #define SEQNUM_MAX 0x1000
34
35 #define NTXRATE 64 /* # tx MPDUs rate is reported for */
36
37 /* Maximum wait time for a MAC suspend */
38 /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */
39 #define BRCMS_MAX_MAC_SUSPEND 83000
40
41 /* responses for probe requests older that this are tossed, zero to disable */
42 #define BRCMS_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */
43
44 /* transmit buffer max headroom for protocol headers */
45 #define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN)
46
47 /* Macros for doing definition and get/set of bitfields
48 * Usage example, e.g. a three-bit field (bits 4-6):
49 * #define <NAME>_M BITFIELD_MASK(3)
50 * #define <NAME>_S 4
51 * ...
52 * regval = R_REG(osh, ®s->regfoo);
53 * field = GFIELD(regval, <NAME>);
54 * regval = SFIELD(regval, <NAME>, 1);
55 * W_REG(osh, ®s->regfoo, regval);
56 */
57 #define BITFIELD_MASK(width) \
58 (((unsigned)1 << (width)) - 1)
59 #define GFIELD(val, field) \
60 (((val) >> field ## _S) & field ## _M)
61 #define SFIELD(val, field, bits) \
62 (((val) & (~(field ## _M << field ## _S))) | \
63 ((unsigned)(bits) << field ## _S))
64
65 #define SW_TIMER_MAC_STAT_UPD 30 /* periodic MAC stats update */
66
67 /* max # supported core revisions (0 .. MAXCOREREV - 1) */
68 #define MAXCOREREV 28
69
70 /* Double check that unsupported cores are not enabled */
71 #if CONF_MSK(D11CONF, 0x4f) || CONF_GE(D11CONF, MAXCOREREV)
72 #error "Configuration for D11CONF includes unsupported versions."
73 #endif /* Bad versions */
74
75 /* values for shortslot_override */
76 #define BRCMS_SHORTSLOT_AUTO -1 /* Driver will manage Shortslot setting */
77 #define BRCMS_SHORTSLOT_OFF 0 /* Turn off short slot */
78 #define BRCMS_SHORTSLOT_ON 1 /* Turn on short slot */
79
80 /* value for short/long and mixmode/greenfield preamble */
81 #define BRCMS_LONG_PREAMBLE (0)
82 #define BRCMS_SHORT_PREAMBLE (1 << 0)
83 #define BRCMS_GF_PREAMBLE (1 << 1)
84 #define BRCMS_MM_PREAMBLE (1 << 2)
85 #define BRCMS_IS_MIMO_PREAMBLE(_pre) (((_pre) == BRCMS_GF_PREAMBLE) || \
86 ((_pre) == BRCMS_MM_PREAMBLE))
87
88 /* TxFrameID */
89 /* seq and frag bits: SEQNUM_SHIFT, FRAGNUM_MASK (802.11.h) */
90 /* rate epoch bits: TXFID_RATE_SHIFT, TXFID_RATE_MASK ((wlc_rate.c) */
91 #define TXFID_QUEUE_MASK 0x0007 /* Bits 0-2 */
92 #define TXFID_SEQ_MASK 0x7FE0 /* Bits 5-15 */
93 #define TXFID_SEQ_SHIFT 5 /* Number of bit shifts */
94 #define TXFID_RATE_PROBE_MASK 0x8000 /* Bit 15 for rate probe */
95 #define TXFID_RATE_MASK 0x0018 /* Mask for bits 3 and 4 */
96 #define TXFID_RATE_SHIFT 3 /* Shift 3 bits for rate mask */
97
98 /* promote boardrev */
99 #define BOARDREV_PROMOTABLE 0xFF /* from */
100 #define BOARDREV_PROMOTED 1 /* to */
101
102 #define DATA_BLOCK_TX_SUPR (1 << 4)
103
104 /* Ucode MCTL_WAKE override bits */
105 #define BRCMS_WAKE_OVERRIDE_CLKCTL 0x01
106 #define BRCMS_WAKE_OVERRIDE_PHYREG 0x02
107 #define BRCMS_WAKE_OVERRIDE_MACSUSPEND 0x04
108 #define BRCMS_WAKE_OVERRIDE_TXFIFO 0x08
109 #define BRCMS_WAKE_OVERRIDE_FORCEFAST 0x10
110
111 /* stuff pulled in from wlc.c */
112
113 /* Interrupt bit error summary. Don't include I_RU: we refill DMA at other
114 * times; and if we run out, constant I_RU interrupts may cause lockup. We
115 * will still get error counts from rx0ovfl.
116 */
117 #define I_ERRORS (I_PC | I_PD | I_DE | I_RO | I_XU)
118 /* default software intmasks */
119 #define DEF_RXINTMASK (I_RI) /* enable rx int on rxfifo only */
120 #define DEF_MACINTMASK (MI_TXSTOP | MI_TBTT | MI_ATIMWINEND | MI_PMQ | \
121 MI_PHYTXERR | MI_DMAINT | MI_TFS | MI_BG_NOISE | \
122 MI_CCA | MI_TO | MI_GP0 | MI_RFDISABLE | MI_PWRUP)
123
124 #define MAXTXPKTS 6 /* max # pkts pending */
125
126 /* frameburst */
127 #define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */
128 #define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */
129
130 #define NFIFO 6 /* # tx/rx fifopairs */
131
132 /* PLL requests */
133
134 /* pll is shared on old chips */
135 #define BRCMS_PLLREQ_SHARED 0x1
136 /* hold pll for radio monitor register checking */
137 #define BRCMS_PLLREQ_RADIO_MON 0x2
138 /* hold/release pll for some short operation */
139 #define BRCMS_PLLREQ_FLIP 0x4
140
141 #define CHANNEL_BANDUNIT(wlc, ch) \
142 (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX)
143
144 #define OTHERBANDUNIT(wlc) \
145 ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX))
146
147 /*
148 * 802.11 protection information
149 *
150 * _g: use g spec protection, driver internal.
151 * g_override: override for use of g spec protection.
152 * gmode_user: user config gmode, operating band->gmode is different.
153 * overlap: Overlap BSS/IBSS protection for both 11g and 11n.
154 * nmode_user: user config nmode, operating pub->nmode is different.
155 * n_cfg: use OFDM protection on MIMO frames.
156 * n_cfg_override: override for use of N protection.
157 * nongf: non-GF present protection.
158 * nongf_override: override for use of GF protection.
159 * n_pam_override: override for preamble: MM or GF.
160 * n_obss: indicated OBSS Non-HT STA present.
161 */
162 struct brcms_protection {
163 bool _g;
164 s8 g_override;
165 u8 gmode_user;
166 s8 overlap;
167 s8 nmode_user;
168 s8 n_cfg;
169 s8 n_cfg_override;
170 bool nongf;
171 s8 nongf_override;
172 s8 n_pam_override;
173 bool n_obss;
174 };
175
176 /*
177 * anything affecting the single/dual streams/antenna operation
178 *
179 * hw_txchain: HW txchain bitmap cfg.
180 * txchain: txchain bitmap being used.
181 * txstreams: number of txchains being used.
182 * hw_rxchain: HW rxchain bitmap cfg.
183 * rxchain: rxchain bitmap being used.
184 * rxstreams: number of rxchains being used.
185 * ant_rx_ovr: rx antenna override.
186 * txant: userTx antenna setting.
187 * phytxant: phyTx antenna setting in txheader.
188 * ss_opmode: singlestream Operational mode, 0:siso; 1:cdd.
189 * ss_algosel_auto: if true, use wlc->stf->ss_algo_channel;
190 * else use wlc->band->stf->ss_mode_band.
191 * ss_algo_channel: ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC.
192 * rxchain_restore_delay: delay time to restore default rxchain.
193 * ldpc: AUTO/ON/OFF ldpc cap supported.
194 * txcore[MAX_STREAMS_SUPPORTED + 1]: bitmap of selected core for each Nsts.
195 * spatial_policy:
196 */
197 struct brcms_stf {
198 u8 hw_txchain;
199 u8 txchain;
200 u8 txstreams;
201 u8 hw_rxchain;
202 u8 rxchain;
203 u8 rxstreams;
204 u8 ant_rx_ovr;
205 s8 txant;
206 u16 phytxant;
207 u8 ss_opmode;
208 bool ss_algosel_auto;
209 u16 ss_algo_channel;
210 u8 rxchain_restore_delay;
211 s8 ldpc;
212 u8 txcore[MAX_STREAMS_SUPPORTED + 1];
213 s8 spatial_policy;
214 };
215
216 #define BRCMS_STF_SS_STBC_TX(wlc, scb) \
217 (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) \
218 || (((scb)->flags & SCB_STBCCAP) && \
219 (wlc)->band->band_stf_stbc_tx == AUTO && \
220 isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC))))
221
222 #define BRCMS_STBC_CAP_PHY(wlc) (BRCMS_ISNPHY(wlc->band) && \
223 NREV_GE(wlc->band->phyrev, 3))
224
225 #define BRCMS_SGI_CAP_PHY(wlc) ((BRCMS_ISNPHY(wlc->band) && \
226 NREV_GE(wlc->band->phyrev, 3)) || \
227 BRCMS_ISLCNPHY(wlc->band))
228
229 #define BRCMS_CHAN_PHYTYPE(x) (((x) & RXS_CHAN_PHYTYPE_MASK) \
230 >> RXS_CHAN_PHYTYPE_SHIFT)
231 #define BRCMS_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) \
232 >> RXS_CHAN_ID_SHIFT)
233
234 /*
235 * core state (mac)
236 */
237 struct brcms_core {
238 uint coreidx; /* # sb enumerated core */
239
240 /* fifo */
241 uint *txavail[NFIFO]; /* # tx descriptors available */
242
243 struct macstat *macstat_snapshot; /* mac hw prev read values */
244 };
245
246 /*
247 * band state (phy+ana+radio)
248 */
249 struct brcms_band {
250 int bandtype; /* BRCM_BAND_2G, BRCM_BAND_5G */
251 uint bandunit; /* bandstate[] index */
252
253 u16 phytype; /* phytype */
254 u16 phyrev;
255 u16 radioid;
256 u16 radiorev;
257 struct brcms_phy_pub *pi; /* pointer to phy specific information */
258 bool abgphy_encore;
259
260 u8 gmode; /* currently active gmode */
261
262 struct scb *hwrs_scb; /* permanent scb for hw rateset */
263
264 /* band-specific copy of default_bss.rateset */
265 struct brcms_c_rateset defrateset;
266
267 u8 band_stf_ss_mode; /* Configured STF type, 0:siso; 1:cdd */
268 s8 band_stf_stbc_tx; /* STBC TX 0:off; 1:force on; -1:auto */
269 /* rates supported by chip (phy-specific) */
270 struct brcms_c_rateset hw_rateset;
271 u8 basic_rate[BRCM_MAXRATE + 1]; /* basic rates indexed by rate */
272 bool mimo_cap_40; /* 40 MHz cap enabled on this band */
273 s8 antgain; /* antenna gain from srom */
274
275 u16 CWmin; /* minimum size of contention window, in unit of aSlotTime */
276 u16 CWmax; /* maximum size of contention window, in unit of aSlotTime */
277 struct ieee80211_supported_band band;
278 };
279
280 /* module control blocks */
281 struct modulecb {
282 /* module name : NULL indicates empty array member */
283 char name[32];
284 /* handle passed when handler 'doiovar' is called */
285 struct brcms_info *hdl;
286
287 int (*down_fn)(void *handle); /* down handler. Note: the int returned
288 * by the down function is a count of the
289 * number of timers that could not be
290 * freed.
291 */
292
293 };
294
295 struct brcms_hw_band {
296 int bandtype; /* BRCM_BAND_2G, BRCM_BAND_5G */
297 uint bandunit; /* bandstate[] index */
298 u16 mhfs[MHFMAX]; /* MHF array shadow */
299 u8 bandhw_stf_ss_mode; /* HW configured STF type, 0:siso; 1:cdd */
300 u16 CWmin;
301 u16 CWmax;
302 u32 core_flags;
303
304 u16 phytype; /* phytype */
305 u16 phyrev;
306 u16 radioid;
307 u16 radiorev;
308 struct brcms_phy_pub *pi; /* pointer to phy specific information */
309 bool abgphy_encore;
310 };
311
312 struct brcms_hardware {
313 bool _piomode; /* true if pio mode */
314 struct brcms_c_info *wlc;
315
316 /* fifo */
317 struct dma_pub *di[NFIFO]; /* dma handles, per fifo */
318
319 uint unit; /* device instance number */
320
321 /* version info */
322 u16 vendorid; /* PCI vendor id */
323 u16 deviceid; /* PCI device id */
324 uint corerev; /* core revision */
325 u8 sromrev; /* version # of the srom */
326 u16 boardrev; /* version # of particular board */
327 u32 boardflags; /* Board specific flags from srom */
328 u32 boardflags2; /* More board flags if sromrev >= 4 */
329 u32 machwcap; /* MAC capabilities */
330 u32 machwcap_backup; /* backup of machwcap */
331
332 struct si_pub *sih; /* SI handle (cookie for siutils calls) */
333 struct bcma_device *d11core; /* pointer to 802.11 core */
334 struct phy_shim_info *physhim; /* phy shim layer handler */
335 struct shared_phy *phy_sh; /* pointer to shared phy state */
336 struct brcms_hw_band *band;/* pointer to active per-band state */
337 /* band state per phy/radio */
338 struct brcms_hw_band *bandstate[MAXBANDS];
339 u16 bmac_phytxant; /* cache of high phytxant state */
340 bool shortslot; /* currently using 11g ShortSlot timing */
341 u16 SRL; /* 802.11 dot11ShortRetryLimit */
342 u16 LRL; /* 802.11 dot11LongRetryLimit */
343 u16 SFBL; /* Short Frame Rate Fallback Limit */
344 u16 LFBL; /* Long Frame Rate Fallback Limit */
345
346 bool up; /* d11 hardware up and running */
347 uint now; /* # elapsed seconds */
348 uint _nbands; /* # bands supported */
349 u16 chanspec; /* bmac chanspec shadow */
350
351 uint *txavail[NFIFO]; /* # tx descriptors available */
352 const u16 *xmtfifo_sz; /* fifo size in 256B for each xmt fifo */
353
354 u32 pllreq; /* pll requests to keep PLL on */
355
356 u8 suspended_fifos; /* Which TX fifo to remain awake for */
357 u32 maccontrol; /* Cached value of maccontrol */
358 uint mac_suspend_depth; /* current depth of mac_suspend levels */
359 u32 wake_override; /* bit flags to force MAC to WAKE mode */
360 u32 mute_override; /* Prevent ucode from sending beacons */
361 u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */
362 bool noreset; /* true= do not reset hw, used by WLC_OUT */
363 bool forcefastclk; /* true if h/w is forcing to use fast clk */
364 bool clk; /* core is out of reset and has clock */
365 bool sbclk; /* sb has clock */
366 bool phyclk; /* phy is out of reset and has clock */
367
368 bool ucode_loaded; /* true after ucode downloaded */
369
370
371 u8 hw_stf_ss_opmode; /* STF single stream operation mode */
372 u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic
373 * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board
374 */
375 u32 antsel_avail; /*
376 * put struct antsel_info here if more info is
377 * needed
378 */
379 };
380
381 /*
382 * Principal common driver data structure.
383 *
384 * pub: pointer to driver public state.
385 * wl: pointer to specific private state.
386 * hw: HW related state.
387 * clkreq_override: setting for clkreq for PCIE : Auto, 0, 1.
388 * fastpwrup_dly: time in us needed to bring up d11 fast clock.
389 * macintstatus: bit channel between isr and dpc.
390 * macintmask: sw runtime master macintmask value.
391 * defmacintmask: default "on" macintmask value.
392 * clk: core is out of reset and has clock.
393 * core: pointer to active io core.
394 * band: pointer to active per-band state.
395 * corestate: per-core state (one per hw core).
396 * bandstate: per-band state (one per phy/radio).
397 * qvalid: DirFrmQValid and BcMcFrmQValid.
398 * ampdu: ampdu module handler.
399 * asi: antsel module handler.
400 * cmi: channel manager module handler.
401 * vendorid: PCI vendor id.
402 * deviceid: PCI device id.
403 * ucode_rev: microcode revision.
404 * machwcap: MAC capabilities, BMAC shadow.
405 * perm_etheraddr: original sprom local ethernet address.
406 * bandlocked: disable auto multi-band switching.
407 * bandinit_pending: track band init in auto band.
408 * radio_monitor: radio timer is running.
409 * going_down: down path intermediate variable.
410 * wdtimer: timer for watchdog routine.
411 * radio_timer: timer for hw radio button monitor routine.
412 * monitor: monitor (MPDU sniffing) mode.
413 * bcnmisc_monitor: bcns promisc mode override for monitor.
414 * _rifs: enable per-packet rifs.
415 * bcn_li_bcn: beacon listen interval in # beacons.
416 * bcn_li_dtim: beacon listen interval in # dtims.
417 * WDarmed: watchdog timer is armed.
418 * WDlast: last time wlc_watchdog() was called.
419 * edcf_txop[IEEE80211_NUM_ACS]: current txop for each ac.
420 * wme_retries: per-AC retry limits.
421 * bsscfg: set of BSS configurations, idx 0 is default and always valid.
422 * cfg: the primary bsscfg (can be AP or STA).
423 * modulecb:
424 * mimoft: SIGN or 11N.
425 * cck_40txbw: 11N, cck tx b/w override when in 40MHZ mode.
426 * ofdm_40txbw: 11N, ofdm tx b/w override when in 40MHZ mode.
427 * mimo_40txbw: 11N, mimo tx b/w override when in 40MHZ mode.
428 * default_bss: configured BSS parameters.
429 * mc_fid_counter: BC/MC FIFO frame ID counter.
430 * country_default: saved country for leaving 802.11d auto-country mode.
431 * autocountry_default: initial country for 802.11d auto-country mode.
432 * prb_resp_timeout: do not send prb resp if request older
433 * than this, 0 = disable.
434 * home_chanspec: shared home chanspec.
435 * chanspec: target operational channel.
436 * usr_fragthresh: user configured fragmentation threshold.
437 * fragthresh[NFIFO]: per-fifo fragmentation thresholds.
438 * RTSThresh: 802.11 dot11RTSThreshold.
439 * SRL: 802.11 dot11ShortRetryLimit.
440 * LRL: 802.11 dot11LongRetryLimit.
441 * SFBL: Short Frame Rate Fallback Limit.
442 * LFBL: Long Frame Rate Fallback Limit.
443 * shortslot: currently using 11g ShortSlot timing.
444 * shortslot_override: 11g ShortSlot override.
445 * include_legacy_erp: include Legacy ERP info elt ID 47 as well as g ID 42.
446 * PLCPHdr_override: 802.11b Preamble Type override.
447 * stf:
448 * bcn_rspec: save bcn ratespec purpose.
449 * tempsense_lasttime;
450 * tx_duty_cycle_ofdm: maximum allowed duty cycle for OFDM.
451 * tx_duty_cycle_cck: maximum allowed duty cycle for CCK.
452 * wiphy:
453 * pri_scb: primary Station Control Block
454 */
455 struct brcms_c_info {
456 struct brcms_pub *pub;
457 struct brcms_info *wl;
458 struct brcms_hardware *hw;
459
460 /* clock */
461 u16 fastpwrup_dly;
462
463 /* interrupt */
464 u32 macintstatus;
465 u32 macintmask;
466 u32 defmacintmask;
467
468 bool clk;
469
470 /* multiband */
471 struct brcms_core *core;
472 struct brcms_band *band;
473 struct brcms_core *corestate;
474 struct brcms_band *bandstate[MAXBANDS];
475
476 /* packet queue */
477 uint qvalid;
478
479 struct ampdu_info *ampdu;
480 struct antsel_info *asi;
481 struct brcms_cm_info *cmi;
482
483 u16 vendorid;
484 u16 deviceid;
485 uint ucode_rev;
486
487 u8 perm_etheraddr[ETH_ALEN];
488
489 bool bandlocked;
490 bool bandinit_pending;
491
492 bool radio_monitor;
493 bool going_down;
494
495 bool beacon_template_virgin;
496
497 struct brcms_timer *wdtimer;
498 struct brcms_timer *radio_timer;
499
500 /* promiscuous */
501 uint filter_flags;
502
503 /* driver feature */
504 bool _rifs;
505
506 /* AP-STA synchronization, power save */
507 u8 bcn_li_bcn;
508 u8 bcn_li_dtim;
509
510 bool WDarmed;
511 u32 WDlast;
512
513 /* WME */
514 u16 edcf_txop[IEEE80211_NUM_ACS];
515
516 u16 wme_retries[IEEE80211_NUM_ACS];
517
518 struct brcms_bss_cfg *bsscfg;
519
520 struct modulecb *modulecb;
521
522 u8 mimoft;
523 s8 cck_40txbw;
524 s8 ofdm_40txbw;
525 s8 mimo_40txbw;
526
527 struct brcms_bss_info *default_bss;
528
529 u16 mc_fid_counter;
530
531 char country_default[BRCM_CNTRY_BUF_SZ];
532 char autocountry_default[BRCM_CNTRY_BUF_SZ];
533 u16 prb_resp_timeout;
534
535 u16 home_chanspec;
536
537 /* PHY parameters */
538 u16 chanspec;
539 u16 usr_fragthresh;
540 u16 fragthresh[NFIFO];
541 u16 RTSThresh;
542 u16 SRL;
543 u16 LRL;
544 u16 SFBL;
545 u16 LFBL;
546
547 /* network config */
548 bool shortslot;
549 s8 shortslot_override;
550 bool include_legacy_erp;
551
552 struct brcms_protection *protection;
553 s8 PLCPHdr_override;
554
555 struct brcms_stf *stf;
556
557 u32 bcn_rspec;
558
559 uint tempsense_lasttime;
560
561 u16 tx_duty_cycle_ofdm;
562 u16 tx_duty_cycle_cck;
563
564 struct wiphy *wiphy;
565 struct scb pri_scb;
566 struct ieee80211_vif *vif;
567
568 struct sk_buff *beacon;
569 u16 beacon_tim_offset;
570 u16 beacon_dtim_period;
571 struct sk_buff *probe_resp;
572 };
573
574 /* antsel module specific state */
575 struct antsel_info {
576 struct brcms_c_info *wlc; /* pointer to main wlc structure */
577 struct brcms_pub *pub; /* pointer to public fn */
578 u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic
579 * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board
580 */
581 u8 antsel_antswitch; /* board level antenna switch type */
582 bool antsel_avail; /* Ant selection availability (SROM based) */
583 struct brcms_antselcfg antcfg_11n; /* antenna configuration */
584 struct brcms_antselcfg antcfg_cur; /* current antenna config (auto) */
585 };
586
587 enum brcms_bss_type {
588 BRCMS_TYPE_STATION,
589 BRCMS_TYPE_AP,
590 BRCMS_TYPE_ADHOC,
591 };
592
593 /*
594 * BSS configuration state
595 *
596 * wlc: wlc to which this bsscfg belongs to.
597 * type: interface type
598 * SSID_len: the length of SSID
599 * SSID: SSID string
600 *
601 *
602 * BSSID: BSSID (associated)
603 * cur_etheraddr: h/w address
604 * flags: BSSCFG flags; see below
605 *
606 * current_bss: BSS parms in ASSOCIATED state
607 *
608 *
609 * ID: 'unique' ID of this bsscfg, assigned at bsscfg allocation
610 */
611 struct brcms_bss_cfg {
612 struct brcms_c_info *wlc;
613 enum brcms_bss_type type;
614 u8 SSID_len;
615 u8 SSID[IEEE80211_MAX_SSID_LEN];
616 u8 BSSID[ETH_ALEN];
617 struct brcms_bss_info *current_bss;
618 };
619
620 int brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p);
621 int brcms_b_xmtfifo_sz_get(struct brcms_hardware *wlc_hw, uint fifo,
622 uint *blocks);
623
624 int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config);
625 void brcms_c_mac_promisc(struct brcms_c_info *wlc, uint filter_flags);
626 u16 brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, uint mac_len);
627 u32 brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec,
628 bool use_rspec, u16 mimo_ctlchbw);
629 u16 brcms_c_compute_rtscts_dur(struct brcms_c_info *wlc, bool cts_only,
630 u32 rts_rate, u32 frame_rate,
631 u8 rts_preamble_type, u8 frame_preamble_type,
632 uint frame_len, bool ba);
633 void brcms_c_inval_dma_pkts(struct brcms_hardware *hw,
634 struct ieee80211_sta *sta, void (*dma_callback_fn));
635 void brcms_c_update_probe_resp(struct brcms_c_info *wlc, bool suspend);
636 int brcms_c_set_nmode(struct brcms_c_info *wlc);
637 void brcms_c_beacon_phytxctl_txant_upd(struct brcms_c_info *wlc, u32 bcn_rate);
638 void brcms_b_antsel_type_set(struct brcms_hardware *wlc_hw, u8 antsel_type);
639 void brcms_b_set_chanspec(struct brcms_hardware *wlc_hw, u16 chanspec,
640 bool mute, struct txpwr_limits *txpwr);
641 void brcms_b_write_shm(struct brcms_hardware *wlc_hw, uint offset, u16 v);
642 u16 brcms_b_read_shm(struct brcms_hardware *wlc_hw, uint offset);
643 void brcms_b_mhf(struct brcms_hardware *wlc_hw, u8 idx, u16 mask, u16 val,
644 int bands);
645 void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags);
646 void brcms_b_mctrl(struct brcms_hardware *wlc_hw, u32 mask, u32 val);
647 void brcms_b_phy_reset(struct brcms_hardware *wlc_hw);
648 void brcms_b_bw_set(struct brcms_hardware *wlc_hw, u16 bw);
649 void brcms_b_core_phypll_reset(struct brcms_hardware *wlc_hw);
650 void brcms_c_ucode_wake_override_set(struct brcms_hardware *wlc_hw,
651 u32 override_bit);
652 void brcms_c_ucode_wake_override_clear(struct brcms_hardware *wlc_hw,
653 u32 override_bit);
654 void brcms_b_write_template_ram(struct brcms_hardware *wlc_hw, int offset,
655 int len, void *buf);
656 u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate);
657 void brcms_b_copyto_objmem(struct brcms_hardware *wlc_hw, uint offset,
658 const void *buf, int len, u32 sel);
659 void brcms_b_copyfrom_objmem(struct brcms_hardware *wlc_hw, uint offset,
660 void *buf, int len, u32 sel);
661 void brcms_b_switch_macfreq(struct brcms_hardware *wlc_hw, u8 spurmode);
662 u16 brcms_b_get_txant(struct brcms_hardware *wlc_hw);
663 void brcms_b_phyclk_fgc(struct brcms_hardware *wlc_hw, bool clk);
664 void brcms_b_macphyclk_set(struct brcms_hardware *wlc_hw, bool clk);
665 void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on);
666 void brcms_b_txant_set(struct brcms_hardware *wlc_hw, u16 phytxant);
667 void brcms_b_band_stf_ss_set(struct brcms_hardware *wlc_hw, u8 stf_mode);
668 void brcms_c_init_scb(struct scb *scb);
669
670 #endif /* _BRCM_MAIN_H_ */