2 * Copyright (c) 2010 Broadcom Corporation
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.
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.
20 #define MA_WINDOW_SZ 8 /* moving average window size */
21 #define WL_HWRXOFF 38 /* chip rx buffer offset */
22 #define INVCHANNEL 255 /* invalid channel */
23 #define MAXCOREREV 28 /* max # supported core revisions (0 .. MAXCOREREV - 1) */
24 #define WLC_MAXMODULES 22 /* max # wlc_module_register() calls */
26 #define WLC_BITSCNT(x) bcm_bitcount((u8 *)&(x), sizeof(u8))
28 /* Maximum wait time for a MAC suspend */
29 #define WLC_MAX_MAC_SUSPEND 83000 /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */
31 /* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable
33 #define WLC_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */
35 /* transmit buffer max headroom for protocol headers */
36 #define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN)
38 /* For managing scan result lists */
41 bool beacon; /* set for beacon, cleared for probe response */
42 wlc_bss_info_t *ptrs[MAXBSS];
45 #define SW_TIMER_MAC_STAT_UPD 30 /* periodic MAC stats update */
47 /* Double check that unsupported cores are not enabled */
48 #if CONF_MSK(D11CONF, 0x4f) || CONF_GE(D11CONF, MAXCOREREV)
49 #error "Configuration for D11CONF includes unsupported versions."
50 #endif /* Bad versions */
52 #define VALID_COREREV(corerev) CONF_HAS(D11CONF, corerev)
54 /* values for shortslot_override */
55 #define WLC_SHORTSLOT_AUTO -1 /* Driver will manage Shortslot setting */
56 #define WLC_SHORTSLOT_OFF 0 /* Turn off short slot */
57 #define WLC_SHORTSLOT_ON 1 /* Turn on short slot */
59 /* value for short/long and mixmode/greenfield preamble */
61 #define WLC_LONG_PREAMBLE (0)
62 #define WLC_SHORT_PREAMBLE (1 << 0)
63 #define WLC_GF_PREAMBLE (1 << 1)
64 #define WLC_MM_PREAMBLE (1 << 2)
65 #define WLC_IS_MIMO_PREAMBLE(_pre) (((_pre) == WLC_GF_PREAMBLE) || ((_pre) == WLC_MM_PREAMBLE))
67 /* values for barker_preamble */
68 #define WLC_BARKER_SHORT_ALLOWED 0 /* Short pre-amble allowed */
70 /* A fifo is full. Clear precedences related to that FIFO */
71 #define WLC_TX_FIFO_CLEAR(wlc, fifo) ((wlc)->tx_prec_map &= ~(wlc)->fifo2prec_map[fifo])
73 /* Fifo is NOT full. Enable precedences for that FIFO */
74 #define WLC_TX_FIFO_ENAB(wlc, fifo) ((wlc)->tx_prec_map |= (wlc)->fifo2prec_map[fifo])
77 /* seq and frag bits: SEQNUM_SHIFT, FRAGNUM_MASK (802.11.h) */
78 /* rate epoch bits: TXFID_RATE_SHIFT, TXFID_RATE_MASK ((wlc_rate.c) */
79 #define TXFID_QUEUE_MASK 0x0007 /* Bits 0-2 */
80 #define TXFID_SEQ_MASK 0x7FE0 /* Bits 5-15 */
81 #define TXFID_SEQ_SHIFT 5 /* Number of bit shifts */
82 #define TXFID_RATE_PROBE_MASK 0x8000 /* Bit 15 for rate probe */
83 #define TXFID_RATE_MASK 0x0018 /* Mask for bits 3 and 4 */
84 #define TXFID_RATE_SHIFT 3 /* Shift 3 bits for rate mask */
86 /* promote boardrev */
87 #define BOARDREV_PROMOTABLE 0xFF /* from */
88 #define BOARDREV_PROMOTED 1 /* to */
90 /* if wpa is in use then portopen is true when the group key is plumbed otherwise it is always true
92 #define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED))
93 #define WLC_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \
94 ((bsscfg)->wsec & WSEC_SWFLAG)))
96 #define WLC_PORTOPEN(cfg) \
97 (((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \
98 (cfg)->wsec_portopen : true)
100 #define PS_ALLOWED(wlc) wlc_ps_allowed(wlc)
102 #define DATA_BLOCK_TX_SUPR (1 << 4)
104 /* 802.1D Priority to TX FIFO number for wme */
105 extern const u8 prio2fifo[];
107 /* Ucode MCTL_WAKE override bits */
108 #define WLC_WAKE_OVERRIDE_CLKCTL 0x01
109 #define WLC_WAKE_OVERRIDE_PHYREG 0x02
110 #define WLC_WAKE_OVERRIDE_MACSUSPEND 0x04
111 #define WLC_WAKE_OVERRIDE_TXFIFO 0x08
112 #define WLC_WAKE_OVERRIDE_FORCEFAST 0x10
114 /* stuff pulled in from wlc.c */
116 /* Interrupt bit error summary. Don't include I_RU: we refill DMA at other
117 * times; and if we run out, constant I_RU interrupts may cause lockup. We
118 * will still get error counts from rx0ovfl.
120 #define I_ERRORS (I_PC | I_PD | I_DE | I_RO | I_XU)
121 /* default software intmasks */
122 #define DEF_RXINTMASK (I_RI) /* enable rx int on rxfifo only */
123 #define DEF_MACINTMASK (MI_TXSTOP | MI_TBTT | MI_ATIMWINEND | MI_PMQ | \
124 MI_PHYTXERR | MI_DMAINT | MI_TFS | MI_BG_NOISE | \
125 MI_CCA | MI_TO | MI_GP0 | MI_RFDISABLE | MI_PWRUP)
127 #define RETRY_SHORT_DEF 7 /* Default Short retry Limit */
128 #define RETRY_SHORT_MAX 255 /* Maximum Short retry Limit */
129 #define RETRY_LONG_DEF 4 /* Default Long retry count */
130 #define RETRY_SHORT_FB 3 /* Short retry count for fallback rate */
131 #define RETRY_LONG_FB 2 /* Long retry count for fallback rate */
133 #define MAXTXPKTS 6 /* max # pkts pending */
136 #define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */
137 #define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */
139 /* Per-AC retry limit register definitions; uses bcmdefs.h bitfield macros */
140 #define EDCF_SHORT_S 0
142 #define EDCF_LONG_S 8
143 #define EDCF_LFB_S 12
144 #define EDCF_SHORT_M BITFIELD_MASK(4)
145 #define EDCF_SFB_M BITFIELD_MASK(4)
146 #define EDCF_LONG_M BITFIELD_MASK(4)
147 #define EDCF_LFB_M BITFIELD_MASK(4)
149 #define WLC_WME_RETRY_SHORT_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SHORT)
150 #define WLC_WME_RETRY_SFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SFB)
151 #define WLC_WME_RETRY_LONG_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LONG)
152 #define WLC_WME_RETRY_LFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LFB)
154 #define WLC_WME_RETRY_SHORT_SET(wlc, ac, val) \
155 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SHORT, val))
156 #define WLC_WME_RETRY_SFB_SET(wlc, ac, val) \
157 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SFB, val))
158 #define WLC_WME_RETRY_LONG_SET(wlc, ac, val) \
159 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LONG, val))
160 #define WLC_WME_RETRY_LFB_SET(wlc, ac, val) \
161 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LFB, val))
164 #define WLC_PLLREQ_SHARED 0x1 /* pll is shared on old chips */
165 #define WLC_PLLREQ_RADIO_MON 0x2 /* hold pll for radio monitor register checking */
166 #define WLC_PLLREQ_FLIP 0x4 /* hold/release pll for some short operation */
169 * Macros to check if AP or STA is active.
170 * AP Active means more than just configured: driver and BSS are "up";
171 * that is, we are beaconing/responding as an AP (aps_associated).
172 * STA Active similarly means the driver is up and a configured STA BSS
173 * is up: either associated (stas_associated) or trying.
175 * Macro definitions vary as per AP/STA ifdefs, allowing references to
176 * ifdef'd structure fields and constant values (0) for optimization.
177 * Make sure to enclose blocks of code such that any routines they
178 * reference can also be unused and optimized out by the linker.
180 /* NOTE: References structure fields defined in wlc.h */
181 #define AP_ACTIVE(wlc) (0)
184 * Detect Card removed.
185 * Even checking an sbconfig register read will not false trigger when the core is in reset.
186 * it breaks CF address mechanism. Accessing gphy phyversion will cause SB error if aphy
187 * is in reset on 4306B0-DB. Need a simple accessible reg with fixed 0/1 pattern
188 * (some platforms return all 0).
189 * If clocks are present, call the sb routine which will figure out if the device is removed.
191 #define DEVICEREMOVED(wlc) \
193 ((R_REG(&wlc->hw->regs->maccontrol) & \
194 (MCTL_PSM_JMP_0 | MCTL_IHR_EN)) != MCTL_IHR_EN) : \
195 (ai_deviceremoved(wlc->hw->sih)))
197 #define WLCWLUNIT(wlc) ((wlc)->pub->unit)
199 struct wlc_protection {
200 bool _g; /* use g spec protection, driver internal */
201 s8 g_override; /* override for use of g spec protection */
202 u8 gmode_user; /* user config gmode, operating band->gmode is different */
203 s8 overlap; /* Overlap BSS/IBSS protection for both 11g and 11n */
204 s8 nmode_user; /* user config nmode, operating pub->nmode is different */
205 s8 n_cfg; /* use OFDM protection on MIMO frames */
206 s8 n_cfg_override; /* override for use of N protection */
207 bool nongf; /* non-GF present protection */
208 s8 nongf_override; /* override for use of GF protection */
209 s8 n_pam_override; /* override for preamble: MM or GF */
210 bool n_obss; /* indicated OBSS Non-HT STA present */
213 /* anything affects the single/dual streams/antenna operation */
215 u8 hw_txchain; /* HW txchain bitmap cfg */
216 u8 txchain; /* txchain bitmap being used */
217 u8 txstreams; /* number of txchains being used */
219 u8 hw_rxchain; /* HW rxchain bitmap cfg */
220 u8 rxchain; /* rxchain bitmap being used */
221 u8 rxstreams; /* number of rxchains being used */
223 u8 ant_rx_ovr; /* rx antenna override */
224 s8 txant; /* userTx antenna setting */
225 u16 phytxant; /* phyTx antenna setting in txheader */
227 u8 ss_opmode; /* singlestream Operational mode, 0:siso; 1:cdd */
228 bool ss_algosel_auto; /* if true, use wlc->stf->ss_algo_channel; */
229 /* else use wlc->band->stf->ss_mode_band; */
230 u16 ss_algo_channel; /* ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC */
231 u8 no_cddstbc; /* stf override, 1: no CDD (or STBC) allowed */
233 u8 rxchain_restore_delay; /* delay time to restore default rxchain */
235 s8 ldpc; /* AUTO/ON/OFF ldpc cap supported */
236 u8 txcore[MAX_STREAMS_SUPPORTED + 1]; /* bitmap of selected core for each Nsts */
240 #define WLC_STF_SS_STBC_TX(wlc, scb) \
241 (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) || \
242 (SCB_STBC_CAP((scb)) && \
243 (wlc)->band->band_stf_stbc_tx == AUTO && \
244 isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC))))
246 #define WLC_STBC_CAP_PHY(wlc) (WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3))
248 #define WLC_SGI_CAP_PHY(wlc) ((WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) || \
249 WLCISLCNPHY(wlc->band))
251 #define WLC_CHAN_PHYTYPE(x) (((x) & RXS_CHAN_PHYTYPE_MASK) >> RXS_CHAN_PHYTYPE_SHIFT)
252 #define WLC_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) >> RXS_CHAN_ID_SHIFT)
253 #define WLC_RX_CHANNEL(rxh) (WLC_CHAN_CHANNEL((rxh)->RxChan))
255 /* wlc_bss_info flag bit values */
256 #define WLC_BSS_HT 0x0020 /* BSS is HT (MIMO) capable */
258 /* Flags used in wlc_txq_info.stopped */
259 #define TXQ_STOP_FOR_PRIOFC_MASK 0x000000FF /* per prio flow control bits */
260 #define TXQ_STOP_FOR_PKT_DRAIN 0x00000100 /* stop txq enqueue for packet drain */
261 #define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200 /* stop txq enqueue for ampdu flow control */
263 #define WLC_HT_WEP_RESTRICT 0x01 /* restrict HT with WEP */
264 #define WLC_HT_TKIP_RESTRICT 0x02 /* restrict HT with TKIP */
270 uint coreidx; /* # sb enumerated core */
273 uint *txavail[NFIFO]; /* # tx descriptors available */
274 s16 txpktpend[NFIFO]; /* tx admission control */
276 macstat_t *macstat_snapshot; /* mac hw prev read values */
280 * band state (phy+ana+radio)
283 int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */
284 uint bandunit; /* bandstate[] index */
286 u16 phytype; /* phytype */
290 wlc_phy_t *pi; /* pointer to phy specific information */
293 u8 gmode; /* currently active gmode */
295 struct scb *hwrs_scb; /* permanent scb for hw rateset */
297 wlc_rateset_t defrateset; /* band-specific copy of default_bss.rateset */
299 ratespec_t rspec_override; /* 802.11 rate override */
300 ratespec_t mrspec_override; /* multicast rate override */
301 u8 band_stf_ss_mode; /* Configured STF type, 0:siso; 1:cdd */
302 s8 band_stf_stbc_tx; /* STBC TX 0:off; 1:force on; -1:auto */
303 wlc_rateset_t hw_rateset; /* rates supported by chip (phy-specific) */
304 u8 basic_rate[WLC_MAXRATE + 1]; /* basic rates indexed by rate */
305 bool mimo_cap_40; /* 40 MHz cap enabled on this band */
306 s8 antgain; /* antenna gain from srom */
308 u16 CWmin; /* The minimum size of contention window, in unit of aSlotTime */
309 u16 CWmax; /* The maximum size of contention window, in unit of aSlotTime */
310 u16 bcntsfoff; /* beacon tsf offset */
313 /* tx completion callback takes 3 args */
314 typedef void (*pkcb_fn_t) (struct wlc_info *wlc, uint txstatus, void *arg);
317 pkcb_fn_t fn; /* function to call when tx frame completes */
318 void *arg; /* void arg for fn */
319 u8 nextidx; /* index of next call back if threading */
320 bool entered; /* recursion check */
323 /* module control blocks */
325 char name[32]; /* module name : NULL indicates empty array member */
326 const bcm_iovar_t *iovars; /* iovar table */
327 void *hdl; /* handle passed when handler 'doiovar' is called */
328 watchdog_fn_t watchdog_fn; /* watchdog handler */
329 iovar_fn_t iovar_fn; /* iovar handler */
330 down_fn_t down_fn; /* down handler. Note: the int returned
331 * by the down function is a count of the
332 * number of timers that could not be
337 /* dump control blocks */
339 const char *name; /* dump name */
340 dump_fn_t dump_fn; /* 'wl dump' handler */
342 struct dumpcb_s *next;
345 /* virtual interface */
348 u8 type; /* WLC_IFTYPE_BSS or WLC_IFTYPE_WDS */
349 u8 index; /* assigned in wl_add_if(), index of the wlif if any,
350 * not necessarily corresponding to bsscfg._idx or
353 u8 flags; /* flags for the interface */
354 struct wl_if *wlif; /* pointer to wlif */
355 struct wlc_txq_info *qi; /* pointer to associated tx queue */
357 struct scb *scb; /* pointer to scb if WLC_IFTYPE_WDS */
358 struct wlc_bsscfg *bsscfg; /* pointer to bsscfg if WLC_IFTYPE_BSS */
362 /* flags for the interface */
363 #define WLC_IF_LINKED 0x02 /* this interface is linked to a wl_if */
366 int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */
367 uint bandunit; /* bandstate[] index */
368 u16 mhfs[MHFMAX]; /* MHF array shadow */
369 u8 bandhw_stf_ss_mode; /* HW configured STF type, 0:siso; 1:cdd */
374 u16 phytype; /* phytype */
378 wlc_phy_t *pi; /* pointer to phy specific information */
383 bool _piomode; /* true if pio mode */
384 struct wlc_info *wlc;
387 struct hnddma_pub *di[NFIFO]; /* hnddma handles, per fifo */
389 uint unit; /* device instance number */
392 u16 vendorid; /* PCI vendor id */
393 u16 deviceid; /* PCI device id */
394 uint corerev; /* core revision */
395 u8 sromrev; /* version # of the srom */
396 u16 boardrev; /* version # of particular board */
397 u32 boardflags; /* Board specific flags from srom */
398 u32 boardflags2; /* More board flags if sromrev >= 4 */
399 u32 machwcap; /* MAC capabilities */
400 u32 machwcap_backup; /* backup of machwcap */
401 u16 ucode_dbgsel; /* dbgsel for ucode debug(config gpio) */
403 si_t *sih; /* SB handle (cookie for siutils calls) */
404 char *vars; /* "environment" name=value */
405 uint vars_size; /* size of vars, free vars on detach */
406 d11regs_t *regs; /* pointer to device registers */
407 void *physhim; /* phy shim layer handler */
408 void *phy_sh; /* pointer to shared phy state */
409 struct wlc_hwband *band;/* pointer to active per-band state */
410 struct wlc_hwband *bandstate[MAXBANDS];/* band state per phy/radio */
411 u16 bmac_phytxant; /* cache of high phytxant state */
412 bool shortslot; /* currently using 11g ShortSlot timing */
413 u16 SRL; /* 802.11 dot11ShortRetryLimit */
414 u16 LRL; /* 802.11 dot11LongRetryLimit */
415 u16 SFBL; /* Short Frame Rate Fallback Limit */
416 u16 LFBL; /* Long Frame Rate Fallback Limit */
418 bool up; /* d11 hardware up and running */
419 uint now; /* # elapsed seconds */
420 uint _nbands; /* # bands supported */
421 chanspec_t chanspec; /* bmac chanspec shadow */
423 uint *txavail[NFIFO]; /* # tx descriptors available */
424 u16 *xmtfifo_sz; /* fifo size in 256B for each xmt fifo */
426 mbool pllreq; /* pll requests to keep PLL on */
428 u8 suspended_fifos; /* Which TX fifo to remain awake for */
429 u32 maccontrol; /* Cached value of maccontrol */
430 uint mac_suspend_depth; /* current depth of mac_suspend levels */
431 u32 wake_override; /* Various conditions to force MAC to WAKE mode */
432 u32 mute_override; /* Prevent ucode from sending beacons */
433 u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */
434 u32 led_gpio_mask; /* LED GPIO Mask */
435 bool noreset; /* true= do not reset hw, used by WLC_OUT */
436 bool forcefastclk; /* true if the h/w is forcing the use of fast clk */
437 bool clk; /* core is out of reset and has clock */
438 bool sbclk; /* sb has clock */
439 struct bmac_pmq *bmac_pmq; /* bmac PM states derived from ucode PMQ */
440 bool phyclk; /* phy is out of reset and has clock */
441 bool dma_lpbk; /* core is in DMA loopback */
443 bool ucode_loaded; /* true after ucode downloaded */
446 u8 hw_stf_ss_opmode; /* STF single stream operation mode */
447 u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic
448 * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board
451 * put struct antsel_info here if more info is
456 /* TX Queue information
458 * Each flow of traffic out of the device has a TX Queue with independent
459 * flow control. Several interfaces may be associated with a single TX Queue
460 * if they belong to the same flow of traffic from the device. For multi-channel
461 * operation there are independent TX Queues for each channel.
463 struct wlc_txq_info {
464 struct wlc_txq_info *next;
466 uint stopped; /* tx flow control bits */
470 * Principal common (os-independent) software data structure.
473 struct wlc_pub *pub; /* pointer to wlc public state */
474 struct wl_info *wl; /* pointer to os-specific private state */
475 d11regs_t *regs; /* pointer to device registers */
477 struct wlc_hw_info *hw; /* HW related state used primarily by BMAC */
480 int clkreq_override; /* setting for clkreq for PCIE : Auto, 0, 1 */
481 u16 fastpwrup_dly; /* time in us needed to bring up d11 fast clock */
484 u32 macintstatus; /* bit channel between isr and dpc */
485 u32 macintmask; /* sw runtime master macintmask value */
486 u32 defmacintmask; /* default "on" macintmask value */
489 bool device_present; /* (removable) device is present */
491 bool clk; /* core is out of reset and has clock */
494 struct wlccore *core; /* pointer to active io core */
495 struct wlcband *band; /* pointer to active per-band state */
496 struct wlccore *corestate; /* per-core state (one per hw core) */
497 /* per-band state (one per phy/radio): */
498 struct wlcband *bandstate[MAXBANDS];
500 bool war16165; /* PCI slow clock 16165 war flag */
502 bool tx_suspended; /* data fifos need to remain suspended */
507 uint qvalid; /* DirFrmQValid and BcMcFrmQValid */
509 /* Regulatory power limits */
510 s8 txpwr_local_max; /* regulatory local txpwr max */
511 u8 txpwr_local_constraint; /* local power contraint in dB */
514 struct ampdu_info *ampdu; /* ampdu module handler */
515 struct antsel_info *asi; /* antsel module handler */
516 wlc_cm_info_t *cmi; /* channel manager module handler */
518 uint vars_size; /* size of vars, free vars on detach */
520 u16 vendorid; /* PCI vendor id */
521 u16 deviceid; /* PCI device id */
522 uint ucode_rev; /* microcode revision */
524 u32 machwcap; /* MAC capabilities, BMAC shadow */
526 u8 perm_etheraddr[ETH_ALEN]; /* original sprom local ethernet address */
528 bool bandlocked; /* disable auto multi-band switching */
529 bool bandinit_pending; /* track band init in auto band */
531 bool radio_monitor; /* radio timer is running */
532 bool going_down; /* down path intermediate variable */
534 bool mpc; /* enable minimum power consumption */
535 u8 mpc_dlycnt; /* # of watchdog cnt before turn disable radio */
536 u8 mpc_offcnt; /* # of watchdog cnt that radio is disabled */
537 u8 mpc_delay_off; /* delay radio disable by # of watchdog cnt */
538 u8 prev_non_delay_mpc; /* prev state wlc_is_non_delay_mpc */
541 struct wl_timer *wdtimer; /* timer for watchdog routine */
542 struct wl_timer *radio_timer; /* timer for hw radio button monitor routine */
545 bool monitor; /* monitor (MPDU sniffing) mode */
546 bool bcnmisc_ibss; /* bcns promisc mode override for IBSS */
547 bool bcnmisc_scan; /* bcns promisc mode override for scan */
548 bool bcnmisc_monitor; /* bcns promisc mode override for monitor */
551 bool _rifs; /* enable per-packet rifs */
552 s8 sgi_tx; /* sgi tx */
554 /* AP-STA synchronization, power save */
555 u8 bcn_li_bcn; /* beacon listen interval in # beacons */
556 u8 bcn_li_dtim; /* beacon listen interval in # dtims */
558 bool WDarmed; /* watchdog timer is armed */
559 u32 WDlast; /* last time wlc_watchdog() was called */
562 ac_bitmap_t wme_dp; /* Discard (oldest first) policy per AC */
563 u16 edcf_txop[AC_COUNT]; /* current txop for each ac */
564 wme_param_ie_t wme_param_ie; /* WME parameter info element, which on STA
565 * contains parameters in use locally, and on
566 * AP contains parameters advertised to STA
567 * in beacons and assoc responses.
569 u16 wme_retries[AC_COUNT]; /* per-AC retry limits */
571 u16 tx_prec_map; /* Precedence map based on HW FIFO space */
572 u16 fifo2prec_map[NFIFO]; /* pointer to fifo2_prec map based on WME */
575 * BSS Configurations set of BSS configurations, idx 0 is default and
578 struct wlc_bsscfg *bsscfg[WLC_MAXBSSCFG];
579 struct wlc_bsscfg *cfg; /* the primary bsscfg (can be AP or STA) */
582 struct wlc_txq_info *tx_queues; /* common TX Queue list */
585 wsec_key_t *wsec_keys[WSEC_MAX_KEYS]; /* dynamic key storage */
586 wsec_key_t *wsec_def_keys[WLC_DEFAULT_KEYS]; /* default key storage */
587 bool wsec_swkeys; /* indicates that all keys should be
588 * treated as sw keys (used for debugging)
590 struct modulecb *modulecb;
592 u8 mimoft; /* SIGN or 11N */
593 s8 cck_40txbw; /* 11N, cck tx b/w override when in 40MHZ mode */
594 s8 ofdm_40txbw; /* 11N, ofdm tx b/w override when in 40MHZ mode */
595 s8 mimo_40txbw; /* 11N, mimo tx b/w override when in 40MHZ mode */
596 /* HT CAP IE being advertised by this node: */
597 struct ieee80211_ht_cap ht_cap;
599 wlc_bss_info_t *default_bss; /* configured BSS parameters */
601 u16 mc_fid_counter; /* BC/MC FIFO frame ID counter */
603 char country_default[WLC_CNTRY_BUF_SZ]; /* saved country for leaving 802.11d
606 char autocountry_default[WLC_CNTRY_BUF_SZ]; /* initial country for 802.11d
609 u16 prb_resp_timeout; /* do not send prb resp if request older than this,
613 wlc_rateset_t sup_rates_override; /* use only these rates in 11g supported rates if
617 chanspec_t home_chanspec; /* shared home chanspec */
620 chanspec_t chanspec; /* target operational channel */
621 u16 usr_fragthresh; /* user configured fragmentation threshold */
622 u16 fragthresh[NFIFO]; /* per-fifo fragmentation thresholds */
623 u16 RTSThresh; /* 802.11 dot11RTSThreshold */
624 u16 SRL; /* 802.11 dot11ShortRetryLimit */
625 u16 LRL; /* 802.11 dot11LongRetryLimit */
626 u16 SFBL; /* Short Frame Rate Fallback Limit */
627 u16 LFBL; /* Long Frame Rate Fallback Limit */
630 bool shortslot; /* currently using 11g ShortSlot timing */
631 s8 shortslot_override; /* 11g ShortSlot override */
632 bool include_legacy_erp; /* include Legacy ERP info elt ID 47 as well as g ID 42 */
634 struct wlc_protection *protection;
635 s8 PLCPHdr_override; /* 802.11b Preamble Type override */
639 ratespec_t bcn_rspec; /* save bcn ratespec purpose */
641 uint tempsense_lasttime;
643 u16 tx_duty_cycle_ofdm; /* maximum allowed duty cycle for OFDM */
644 u16 tx_duty_cycle_cck; /* maximum allowed duty cycle for CCK */
648 struct wlc_txq_info *pkt_queue; /* txq for transmit packets */
649 u32 mpc_dur; /* total time (ms) in mpc mode except for the
650 * portion since radio is turned off last time
652 u32 mpc_laston_ts; /* timestamp (ms) when radio is turned off last
658 /* antsel module specific state */
660 struct wlc_info *wlc; /* pointer to main wlc structure */
661 struct wlc_pub *pub; /* pointer to public fn */
662 u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic
663 * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board
665 u8 antsel_antswitch; /* board level antenna switch type */
666 bool antsel_avail; /* Ant selection availability (SROM based) */
667 wlc_antselcfg_t antcfg_11n; /* antenna configuration */
668 wlc_antselcfg_t antcfg_cur; /* current antenna config (auto) */
671 #define CHANNEL_BANDUNIT(wlc, ch) (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX)
672 #define OTHERBANDUNIT(wlc) ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX))
674 #define IS_MBAND_UNLOCKED(wlc) \
675 ((NBANDS(wlc) > 1) && !(wlc)->bandlocked)
677 #define WLC_BAND_PI_RADIO_CHANSPEC wlc_phy_chanspec_get(wlc->band->pi)
679 /* sum the individual fifo tx pending packet counts */
680 #define TXPKTPENDTOT(wlc) ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \
681 (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3])
682 #define TXPKTPENDGET(wlc, fifo) ((wlc)->core->txpktpend[(fifo)])
683 #define TXPKTPENDINC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] += (val))
684 #define TXPKTPENDDEC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] -= (val))
685 #define TXPKTPENDCLR(wlc, fifo) ((wlc)->core->txpktpend[(fifo)] = 0)
686 #define TXAVAIL(wlc, fifo) (*(wlc)->core->txavail[(fifo)])
687 #define GETNEXTTXP(wlc, _queue) \
688 dma_getnexttxp((wlc)->hw->di[(_queue)], HNDDMA_RANGE_TRANSMITTED)
690 #define WLC_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \
691 ((len1 == len2) && !memcmp(ssid1, ssid2, len1))
693 extern void wlc_fatal_error(struct wlc_info *wlc);
694 extern void wlc_bmac_rpc_watchdog(struct wlc_info *wlc);
695 extern void wlc_recv(struct wlc_info *wlc, struct sk_buff *p);
696 extern bool wlc_dotxstatus(struct wlc_info *wlc, tx_status_t *txs, u32 frm_tx2);
697 extern void wlc_txfifo(struct wlc_info *wlc, uint fifo, struct sk_buff *p,
698 bool commit, s8 txpktpend);
699 extern void wlc_txfifo_complete(struct wlc_info *wlc, uint fifo, s8 txpktpend);
700 extern void wlc_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu,
702 extern void wlc_info_init(struct wlc_info *wlc, int unit);
703 extern void wlc_print_txstatus(tx_status_t *txs);
704 extern int wlc_xmtfifo_sz_get(struct wlc_info *wlc, uint fifo, uint *blocks);
705 extern void wlc_write_template_ram(struct wlc_info *wlc, int offset, int len,
707 extern void wlc_write_hw_bcntemplates(struct wlc_info *wlc, void *bcn, int len,
709 extern void wlc_pllreq(struct wlc_info *wlc, bool set, mbool req_bit);
710 extern void wlc_reset_bmac_done(struct wlc_info *wlc);
713 extern void wlc_print_rxh(d11rxhdr_t *rxh);
714 extern void wlc_print_hdrs(struct wlc_info *wlc, const char *prefix, u8 *frame,
715 d11txh_t *txh, d11rxhdr_t *rxh, uint len);
716 extern void wlc_print_txdesc(d11txh_t *txh);
718 #define wlc_print_txdesc(a)
721 extern void wlc_print_dot11_mac_hdr(u8 *buf, int len);
724 extern void wlc_setxband(struct wlc_hw_info *wlc_hw, uint bandunit);
725 extern void wlc_coredisable(struct wlc_hw_info *wlc_hw);
727 extern bool wlc_valid_rate(struct wlc_info *wlc, ratespec_t rate, int band,
729 extern void wlc_ap_upd(struct wlc_info *wlc);
731 /* helper functions */
732 extern void wlc_shm_ssid_upd(struct wlc_info *wlc, struct wlc_bsscfg *cfg);
733 extern int wlc_set_gmode(struct wlc_info *wlc, u8 gmode, bool config);
735 extern void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc);
736 extern void wlc_mac_bcn_promisc(struct wlc_info *wlc);
737 extern void wlc_mac_promisc(struct wlc_info *wlc);
738 extern void wlc_txflowcontrol(struct wlc_info *wlc, struct wlc_txq_info *qi,
740 extern void wlc_txflowcontrol_override(struct wlc_info *wlc,
741 struct wlc_txq_info *qi,
742 bool on, uint override);
743 extern bool wlc_txflowcontrol_prio_isset(struct wlc_info *wlc,
744 struct wlc_txq_info *qi, int prio);
745 extern void wlc_send_q(struct wlc_info *wlc);
746 extern int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifo);
748 extern u16 wlc_calc_lsig_len(struct wlc_info *wlc, ratespec_t ratespec,
750 extern ratespec_t wlc_rspec_to_rts_rspec(struct wlc_info *wlc, ratespec_t rspec,
751 bool use_rspec, u16 mimo_ctlchbw);
752 extern u16 wlc_compute_rtscts_dur(struct wlc_info *wlc, bool cts_only,
753 ratespec_t rts_rate, ratespec_t frame_rate,
754 u8 rts_preamble_type,
755 u8 frame_preamble_type, uint frame_len,
758 extern void wlc_tbtt(struct wlc_info *wlc, d11regs_t *regs);
759 extern void wlc_inval_dma_pkts(struct wlc_hw_info *hw,
760 struct ieee80211_sta *sta,
761 void (*dma_callback_fn));
764 extern void wlc_dump_ie(struct wlc_info *wlc, bcm_tlv_t *ie,
765 struct bcmstrbuf *b);
768 extern void wlc_reprate_init(struct wlc_info *wlc);
769 extern void wlc_bsscfg_reprate_init(struct wlc_bsscfg *bsscfg);
771 /* Shared memory access */
772 extern void wlc_write_shm(struct wlc_info *wlc, uint offset, u16 v);
773 extern u16 wlc_read_shm(struct wlc_info *wlc, uint offset);
774 extern void wlc_copyto_shm(struct wlc_info *wlc, uint offset, const void *buf,
777 extern void wlc_update_beacon(struct wlc_info *wlc);
778 extern void wlc_bss_update_beacon(struct wlc_info *wlc,
779 struct wlc_bsscfg *bsscfg);
781 extern void wlc_update_probe_resp(struct wlc_info *wlc, bool suspend);
782 extern void wlc_bss_update_probe_resp(struct wlc_info *wlc,
783 struct wlc_bsscfg *cfg, bool suspend);
785 extern bool wlc_ismpc(struct wlc_info *wlc);
786 extern bool wlc_is_non_delay_mpc(struct wlc_info *wlc);
787 extern void wlc_radio_mpc_upd(struct wlc_info *wlc);
788 extern bool wlc_prec_enq(struct wlc_info *wlc, struct pktq *q, void *pkt,
790 extern bool wlc_prec_enq_head(struct wlc_info *wlc, struct pktq *q,
791 struct sk_buff *pkt, int prec, bool head);
792 extern u16 wlc_phytxctl1_calc(struct wlc_info *wlc, ratespec_t rspec);
793 extern void wlc_compute_plcp(struct wlc_info *wlc, ratespec_t rate, uint length,
795 extern uint wlc_calc_frame_time(struct wlc_info *wlc, ratespec_t ratespec,
796 u8 preamble_type, uint mac_len);
798 extern void wlc_set_chanspec(struct wlc_info *wlc, chanspec_t chanspec);
800 extern bool wlc_timers_init(struct wlc_info *wlc, int unit);
803 extern void wlc_print_ies(struct wlc_info *wlc, u8 *ies, uint ies_len);
806 extern int wlc_set_nmode(struct wlc_info *wlc, s32 nmode);
807 extern void wlc_mimops_action_ht_send(struct wlc_info *wlc,
808 struct wlc_bsscfg *bsscfg,
811 extern void wlc_switch_shortslot(struct wlc_info *wlc, bool shortslot);
812 extern void wlc_set_bssid(struct wlc_bsscfg *cfg);
813 extern void wlc_edcf_setparams(struct wlc_info *wlc, bool suspend);
815 extern void wlc_set_ratetable(struct wlc_info *wlc);
816 extern int wlc_set_mac(struct wlc_bsscfg *cfg);
817 extern void wlc_beacon_phytxctl_txant_upd(struct wlc_info *wlc,
818 ratespec_t bcn_rate);
819 extern void wlc_mod_prb_rsp_rate_table(struct wlc_info *wlc, uint frame_len);
820 extern ratespec_t wlc_lowest_basic_rspec(struct wlc_info *wlc,
822 extern void wlc_radio_disable(struct wlc_info *wlc);
823 extern void wlc_bcn_li_upd(struct wlc_info *wlc);
824 extern void wlc_set_home_chanspec(struct wlc_info *wlc, chanspec_t chanspec);
825 extern bool wlc_ps_allowed(struct wlc_info *wlc);
826 extern bool wlc_stay_awake(struct wlc_info *wlc);
827 extern void wlc_wme_initparams_sta(struct wlc_info *wlc, wme_param_ie_t *pe);