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 _wlc_h_ 18 #define _wlc_h_ 19 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 */ 25 26 #define WLC_BITSCNT(x) bcm_bitcount((u8 *)&(x), sizeof(u8)) 27 28 /* Maximum wait time for a MAC suspend */ 29 #define WLC_MAX_MAC_SUSPEND 83000 /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */ 30 31 /* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable 32 */ 33 #define WLC_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */ 34 35 /* transmit buffer max headroom for protocol headers */ 36 #define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN) 37 38 /* For managing scan result lists */ 39 struct wlc_bss_list { 40 uint count; 41 bool beacon; /* set for beacon, cleared for probe response */ 42 wlc_bss_info_t *ptrs[MAXBSS]; 43 }; 44 45 #define SW_TIMER_MAC_STAT_UPD 30 /* periodic MAC stats update */ 46 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 */ 51 52 #define VALID_COREREV(corerev) CONF_HAS(D11CONF, corerev) 53 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 */ 58 59 /* value for short/long and mixmode/greenfield preamble */ 60 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)) 66 67 /* values for barker_preamble */ 68 #define WLC_BARKER_SHORT_ALLOWED 0 /* Short pre-amble allowed */ 69 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]) 72 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]) 75 76 /* TxFrameID */ 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 */ 85 86 /* promote boardrev */ 87 #define BOARDREV_PROMOTABLE 0xFF /* from */ 88 #define BOARDREV_PROMOTED 1 /* to */ 89 90 /* if wpa is in use then portopen is true when the group key is plumbed otherwise it is always true 91 */ 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))) 95 96 #define WLC_PORTOPEN(cfg) \ 97 (((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \ 98 (cfg)->wsec_portopen : true) 99 100 #define PS_ALLOWED(wlc) wlc_ps_allowed(wlc) 101 #define STAY_AWAKE(wlc) wlc_stay_awake(wlc) 102 103 #define DATA_BLOCK_TX_SUPR (1 << 4) 104 105 /* 802.1D Priority to TX FIFO number for wme */ 106 extern const u8 prio2fifo[]; 107 108 /* Ucode MCTL_WAKE override bits */ 109 #define WLC_WAKE_OVERRIDE_CLKCTL 0x01 110 #define WLC_WAKE_OVERRIDE_PHYREG 0x02 111 #define WLC_WAKE_OVERRIDE_MACSUSPEND 0x04 112 #define WLC_WAKE_OVERRIDE_TXFIFO 0x08 113 #define WLC_WAKE_OVERRIDE_FORCEFAST 0x10 114 115 /* stuff pulled in from wlc.c */ 116 117 /* Interrupt bit error summary. Don't include I_RU: we refill DMA at other 118 * times; and if we run out, constant I_RU interrupts may cause lockup. We 119 * will still get error counts from rx0ovfl. 120 */ 121 #define I_ERRORS (I_PC | I_PD | I_DE | I_RO | I_XU) 122 /* default software intmasks */ 123 #define DEF_RXINTMASK (I_RI) /* enable rx int on rxfifo only */ 124 #define DEF_MACINTMASK (MI_TXSTOP | MI_TBTT | MI_ATIMWINEND | MI_PMQ | \ 125 MI_PHYTXERR | MI_DMAINT | MI_TFS | MI_BG_NOISE | \ 126 MI_CCA | MI_TO | MI_GP0 | MI_RFDISABLE | MI_PWRUP) 127 128 #define RETRY_SHORT_DEF 7 /* Default Short retry Limit */ 129 #define RETRY_SHORT_MAX 255 /* Maximum Short retry Limit */ 130 #define RETRY_LONG_DEF 4 /* Default Long retry count */ 131 #define RETRY_SHORT_FB 3 /* Short retry count for fallback rate */ 132 #define RETRY_LONG_FB 2 /* Long retry count for fallback rate */ 133 134 #define MAXTXPKTS 6 /* max # pkts pending */ 135 136 /* frameburst */ 137 #define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */ 138 #define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */ 139 140 /* Per-AC retry limit register definitions; uses bcmdefs.h bitfield macros */ 141 #define EDCF_SHORT_S 0 142 #define EDCF_SFB_S 4 143 #define EDCF_LONG_S 8 144 #define EDCF_LFB_S 12 145 #define EDCF_SHORT_M BITFIELD_MASK(4) 146 #define EDCF_SFB_M BITFIELD_MASK(4) 147 #define EDCF_LONG_M BITFIELD_MASK(4) 148 #define EDCF_LFB_M BITFIELD_MASK(4) 149 150 #define WLC_WME_RETRY_SHORT_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SHORT) 151 #define WLC_WME_RETRY_SFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SFB) 152 #define WLC_WME_RETRY_LONG_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LONG) 153 #define WLC_WME_RETRY_LFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LFB) 154 155 #define WLC_WME_RETRY_SHORT_SET(wlc, ac, val) \ 156 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SHORT, val)) 157 #define WLC_WME_RETRY_SFB_SET(wlc, ac, val) \ 158 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SFB, val)) 159 #define WLC_WME_RETRY_LONG_SET(wlc, ac, val) \ 160 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LONG, val)) 161 #define WLC_WME_RETRY_LFB_SET(wlc, ac, val) \ 162 (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LFB, val)) 163 164 /* PLL requests */ 165 #define WLC_PLLREQ_SHARED 0x1 /* pll is shared on old chips */ 166 #define WLC_PLLREQ_RADIO_MON 0x2 /* hold pll for radio monitor register checking */ 167 #define WLC_PLLREQ_FLIP 0x4 /* hold/release pll for some short operation */ 168 169 /* Do we support this rate? */ 170 #define VALID_RATE_DBG(wlc, rspec) wlc_valid_rate(wlc, rspec, WLC_BAND_AUTO, true) 171 172 /* 173 * Macros to check if AP or STA is active. 174 * AP Active means more than just configured: driver and BSS are "up"; 175 * that is, we are beaconing/responding as an AP (aps_associated). 176 * STA Active similarly means the driver is up and a configured STA BSS 177 * is up: either associated (stas_associated) or trying. 178 * 179 * Macro definitions vary as per AP/STA ifdefs, allowing references to 180 * ifdef'd structure fields and constant values (0) for optimization. 181 * Make sure to enclose blocks of code such that any routines they 182 * reference can also be unused and optimized out by the linker. 183 */ 184 /* NOTE: References structure fields defined in wlc.h */ 185 #define AP_ACTIVE(wlc) (0) 186 187 /* 188 * Detect Card removed. 189 * Even checking an sbconfig register read will not false trigger when the core is in reset. 190 * it breaks CF address mechanism. Accessing gphy phyversion will cause SB error if aphy 191 * is in reset on 4306B0-DB. Need a simple accessible reg with fixed 0/1 pattern 192 * (some platforms return all 0). 193 * If clocks are present, call the sb routine which will figure out if the device is removed. 194 */ 195 #define DEVICEREMOVED(wlc) \ 196 ((wlc->hw->clk) ? \ 197 ((R_REG(&wlc->hw->regs->maccontrol) & \ 198 (MCTL_PSM_JMP_0 | MCTL_IHR_EN)) != MCTL_IHR_EN) : \ 199 (si_deviceremoved(wlc->hw->sih))) 200 201 #define WLCWLUNIT(wlc) ((wlc)->pub->unit) 202 203 struct wlc_protection { 204 bool _g; /* use g spec protection, driver internal */ 205 s8 g_override; /* override for use of g spec protection */ 206 u8 gmode_user; /* user config gmode, operating band->gmode is different */ 207 s8 overlap; /* Overlap BSS/IBSS protection for both 11g and 11n */ 208 s8 nmode_user; /* user config nmode, operating pub->nmode is different */ 209 s8 n_cfg; /* use OFDM protection on MIMO frames */ 210 s8 n_cfg_override; /* override for use of N protection */ 211 bool nongf; /* non-GF present protection */ 212 s8 nongf_override; /* override for use of GF protection */ 213 s8 n_pam_override; /* override for preamble: MM or GF */ 214 bool n_obss; /* indicated OBSS Non-HT STA present */ 215 216 uint longpre_detect_timeout; /* #sec until long preamble bcns gone */ 217 uint barker_detect_timeout; /* #sec until bcns signaling Barker long preamble */ 218 /* only is gone */ 219 uint ofdm_ibss_timeout; /* #sec until ofdm IBSS beacons gone */ 220 uint ofdm_ovlp_timeout; /* #sec until ofdm overlapping BSS bcns gone */ 221 uint nonerp_ibss_timeout; /* #sec until nonerp IBSS beacons gone */ 222 uint nonerp_ovlp_timeout; /* #sec until nonerp overlapping BSS bcns gone */ 223 uint g_ibss_timeout; /* #sec until bcns signaling Use_Protection gone */ 224 uint n_ibss_timeout; /* #sec until bcns signaling Use_OFDM_Protection gone */ 225 uint ht20in40_ovlp_timeout; /* #sec until 20MHz overlapping OPMODE gone */ 226 uint ht20in40_ibss_timeout; /* #sec until 20MHz-only HT station bcns gone */ 227 uint non_gf_ibss_timeout; /* #sec until non-GF bcns gone */ 228 }; 229 230 /* anything affects the single/dual streams/antenna operation */ 231 struct wlc_stf { 232 u8 hw_txchain; /* HW txchain bitmap cfg */ 233 u8 txchain; /* txchain bitmap being used */ 234 u8 txstreams; /* number of txchains being used */ 235 236 u8 hw_rxchain; /* HW rxchain bitmap cfg */ 237 u8 rxchain; /* rxchain bitmap being used */ 238 u8 rxstreams; /* number of rxchains being used */ 239 240 u8 ant_rx_ovr; /* rx antenna override */ 241 s8 txant; /* userTx antenna setting */ 242 u16 phytxant; /* phyTx antenna setting in txheader */ 243 244 u8 ss_opmode; /* singlestream Operational mode, 0:siso; 1:cdd */ 245 bool ss_algosel_auto; /* if true, use wlc->stf->ss_algo_channel; */ 246 /* else use wlc->band->stf->ss_mode_band; */ 247 u16 ss_algo_channel; /* ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC */ 248 u8 no_cddstbc; /* stf override, 1: no CDD (or STBC) allowed */ 249 250 u8 rxchain_restore_delay; /* delay time to restore default rxchain */ 251 252 s8 ldpc; /* AUTO/ON/OFF ldpc cap supported */ 253 u8 txcore[MAX_STREAMS_SUPPORTED + 1]; /* bitmap of selected core for each Nsts */ 254 s8 spatial_policy; 255 }; 256 257 #define WLC_STF_SS_STBC_TX(wlc, scb) \ 258 (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) || \ 259 (SCB_STBC_CAP((scb)) && \ 260 (wlc)->band->band_stf_stbc_tx == AUTO && \ 261 isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC)))) 262 263 #define WLC_STBC_CAP_PHY(wlc) (WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) 264 265 #define WLC_SGI_CAP_PHY(wlc) ((WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) || \ 266 WLCISLCNPHY(wlc->band)) 267 268 #define WLC_CHAN_PHYTYPE(x) (((x) & RXS_CHAN_PHYTYPE_MASK) >> RXS_CHAN_PHYTYPE_SHIFT) 269 #define WLC_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) >> RXS_CHAN_ID_SHIFT) 270 #define WLC_RX_CHANNEL(rxh) (WLC_CHAN_CHANNEL((rxh)->RxChan)) 271 272 /* wlc_bss_info flag bit values */ 273 #define WLC_BSS_HT 0x0020 /* BSS is HT (MIMO) capable */ 274 275 /* Flags used in wlc_txq_info.stopped */ 276 #define TXQ_STOP_FOR_PRIOFC_MASK 0x000000FF /* per prio flow control bits */ 277 #define TXQ_STOP_FOR_PKT_DRAIN 0x00000100 /* stop txq enqueue for packet drain */ 278 #define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200 /* stop txq enqueue for ampdu flow control */ 279 280 #define WLC_HT_WEP_RESTRICT 0x01 /* restrict HT with WEP */ 281 #define WLC_HT_TKIP_RESTRICT 0x02 /* restrict HT with TKIP */ 282 283 /* 284 * core state (mac) 285 */ 286 struct wlccore { 287 uint coreidx; /* # sb enumerated core */ 288 289 /* fifo */ 290 uint *txavail[NFIFO]; /* # tx descriptors available */ 291 s16 txpktpend[NFIFO]; /* tx admission control */ 292 293 macstat_t *macstat_snapshot; /* mac hw prev read values */ 294 }; 295 296 /* 297 * band state (phy+ana+radio) 298 */ 299 struct wlcband { 300 int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */ 301 uint bandunit; /* bandstate[] index */ 302 303 u16 phytype; /* phytype */ 304 u16 phyrev; 305 u16 radioid; 306 u16 radiorev; 307 wlc_phy_t *pi; /* pointer to phy specific information */ 308 bool abgphy_encore; 309 310 u8 gmode; /* currently active gmode (see wlioctl.h) */ 311 312 struct scb *hwrs_scb; /* permanent scb for hw rateset */ 313 314 wlc_rateset_t defrateset; /* band-specific copy of default_bss.rateset */ 315 316 ratespec_t rspec_override; /* 802.11 rate override */ 317 ratespec_t mrspec_override; /* multicast rate override */ 318 u8 band_stf_ss_mode; /* Configured STF type, 0:siso; 1:cdd */ 319 s8 band_stf_stbc_tx; /* STBC TX 0:off; 1:force on; -1:auto */ 320 wlc_rateset_t hw_rateset; /* rates supported by chip (phy-specific) */ 321 u8 basic_rate[WLC_MAXRATE + 1]; /* basic rates indexed by rate */ 322 bool mimo_cap_40; /* 40 MHz cap enabled on this band */ 323 s8 antgain; /* antenna gain from srom */ 324 325 u16 CWmin; /* The minimum size of contention window, in unit of aSlotTime */ 326 u16 CWmax; /* The maximum size of contention window, in unit of aSlotTime */ 327 u16 bcntsfoff; /* beacon tsf offset */ 328 }; 329 330 /* tx completion callback takes 3 args */ 331 typedef void (*pkcb_fn_t) (struct wlc_info *wlc, uint txstatus, void *arg); 332 333 struct pkt_cb { 334 pkcb_fn_t fn; /* function to call when tx frame completes */ 335 void *arg; /* void arg for fn */ 336 u8 nextidx; /* index of next call back if threading */ 337 bool entered; /* recursion check */ 338 }; 339 340 /* module control blocks */ 341 struct modulecb { 342 char name[32]; /* module name : NULL indicates empty array member */ 343 const bcm_iovar_t *iovars; /* iovar table */ 344 void *hdl; /* handle passed when handler 'doiovar' is called */ 345 watchdog_fn_t watchdog_fn; /* watchdog handler */ 346 iovar_fn_t iovar_fn; /* iovar handler */ 347 down_fn_t down_fn; /* down handler. Note: the int returned 348 * by the down function is a count of the 349 * number of timers that could not be 350 * freed. 351 */ 352 }; 353 354 /* dump control blocks */ 355 struct dumpcb_s { 356 const char *name; /* dump name */ 357 dump_fn_t dump_fn; /* 'wl dump' handler */ 358 void *dump_fn_arg; 359 struct dumpcb_s *next; 360 }; 361 362 /* virtual interface */ 363 struct wlc_if { 364 struct wlc_if *next; 365 u8 type; /* WLC_IFTYPE_BSS or WLC_IFTYPE_WDS */ 366 u8 index; /* assigned in wl_add_if(), index of the wlif if any, 367 * not necessarily corresponding to bsscfg._idx or 368 * AID2PVBMAP(scb). 369 */ 370 u8 flags; /* flags for the interface */ 371 struct wl_if *wlif; /* pointer to wlif */ 372 struct wlc_txq_info *qi; /* pointer to associated tx queue */ 373 union { 374 struct scb *scb; /* pointer to scb if WLC_IFTYPE_WDS */ 375 struct wlc_bsscfg *bsscfg; /* pointer to bsscfg if WLC_IFTYPE_BSS */ 376 } u; 377 }; 378 379 /* flags for the interface */ 380 #define WLC_IF_LINKED 0x02 /* this interface is linked to a wl_if */ 381 382 struct wlc_hwband { 383 int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */ 384 uint bandunit; /* bandstate[] index */ 385 u16 mhfs[MHFMAX]; /* MHF array shadow */ 386 u8 bandhw_stf_ss_mode; /* HW configured STF type, 0:siso; 1:cdd */ 387 u16 CWmin; 388 u16 CWmax; 389 u32 core_flags; 390 391 u16 phytype; /* phytype */ 392 u16 phyrev; 393 u16 radioid; 394 u16 radiorev; 395 wlc_phy_t *pi; /* pointer to phy specific information */ 396 bool abgphy_encore; 397 }; 398 399 struct wlc_hw_info { 400 bool _piomode; /* true if pio mode */ 401 struct wlc_info *wlc; 402 403 /* fifo */ 404 struct hnddma_pub *di[NFIFO]; /* hnddma handles, per fifo */ 405 406 uint unit; /* device instance number */ 407 408 /* version info */ 409 u16 vendorid; /* PCI vendor id */ 410 u16 deviceid; /* PCI device id */ 411 uint corerev; /* core revision */ 412 u8 sromrev; /* version # of the srom */ 413 u16 boardrev; /* version # of particular board */ 414 u32 boardflags; /* Board specific flags from srom */ 415 u32 boardflags2; /* More board flags if sromrev >= 4 */ 416 u32 machwcap; /* MAC capabilities */ 417 u32 machwcap_backup; /* backup of machwcap */ 418 u16 ucode_dbgsel; /* dbgsel for ucode debug(config gpio) */ 419 420 si_t *sih; /* SB handle (cookie for siutils calls) */ 421 char *vars; /* "environment" name=value */ 422 uint vars_size; /* size of vars, free vars on detach */ 423 d11regs_t *regs; /* pointer to device registers */ 424 void *physhim; /* phy shim layer handler */ 425 void *phy_sh; /* pointer to shared phy state */ 426 struct wlc_hwband *band;/* pointer to active per-band state */ 427 struct wlc_hwband *bandstate[MAXBANDS];/* band state per phy/radio */ 428 u16 bmac_phytxant; /* cache of high phytxant state */ 429 bool shortslot; /* currently using 11g ShortSlot timing */ 430 u16 SRL; /* 802.11 dot11ShortRetryLimit */ 431 u16 LRL; /* 802.11 dot11LongRetryLimit */ 432 u16 SFBL; /* Short Frame Rate Fallback Limit */ 433 u16 LFBL; /* Long Frame Rate Fallback Limit */ 434 435 bool up; /* d11 hardware up and running */ 436 uint now; /* # elapsed seconds */ 437 uint _nbands; /* # bands supported */ 438 chanspec_t chanspec; /* bmac chanspec shadow */ 439 440 uint *txavail[NFIFO]; /* # tx descriptors available */ 441 u16 *xmtfifo_sz; /* fifo size in 256B for each xmt fifo */ 442 443 mbool pllreq; /* pll requests to keep PLL on */ 444 445 u8 suspended_fifos; /* Which TX fifo to remain awake for */ 446 u32 maccontrol; /* Cached value of maccontrol */ 447 uint mac_suspend_depth; /* current depth of mac_suspend levels */ 448 u32 wake_override; /* Various conditions to force MAC to WAKE mode */ 449 u32 mute_override; /* Prevent ucode from sending beacons */ 450 u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */ 451 u32 led_gpio_mask; /* LED GPIO Mask */ 452 bool noreset; /* true= do not reset hw, used by WLC_OUT */ 453 bool forcefastclk; /* true if the h/w is forcing the use of fast clk */ 454 bool clk; /* core is out of reset and has clock */ 455 bool sbclk; /* sb has clock */ 456 struct bmac_pmq *bmac_pmq; /* bmac PM states derived from ucode PMQ */ 457 bool phyclk; /* phy is out of reset and has clock */ 458 bool dma_lpbk; /* core is in DMA loopback */ 459 460 bool ucode_loaded; /* true after ucode downloaded */ 461 462 463 u8 hw_stf_ss_opmode; /* STF single stream operation mode */ 464 u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic 465 * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board 466 */ 467 u32 antsel_avail; /* 468 * put struct antsel_info here if more info is 469 * needed 470 */ 471 }; 472 473 /* TX Queue information 474 * 475 * Each flow of traffic out of the device has a TX Queue with independent 476 * flow control. Several interfaces may be associated with a single TX Queue 477 * if they belong to the same flow of traffic from the device. For multi-channel 478 * operation there are independent TX Queues for each channel. 479 */ 480 struct wlc_txq_info { 481 struct wlc_txq_info *next; 482 struct pktq q; 483 uint stopped; /* tx flow control bits */ 484 }; 485 486 /* 487 * Principal common (os-independent) software data structure. 488 */ 489 struct wlc_info { 490 struct wlc_pub *pub; /* pointer to wlc public state */ 491 struct wl_info *wl; /* pointer to os-specific private state */ 492 d11regs_t *regs; /* pointer to device registers */ 493 494 struct wlc_hw_info *hw; /* HW related state used primarily by BMAC */ 495 496 /* clock */ 497 int clkreq_override; /* setting for clkreq for PCIE : Auto, 0, 1 */ 498 u16 fastpwrup_dly; /* time in us needed to bring up d11 fast clock */ 499 500 /* interrupt */ 501 u32 macintstatus; /* bit channel between isr and dpc */ 502 u32 macintmask; /* sw runtime master macintmask value */ 503 u32 defmacintmask; /* default "on" macintmask value */ 504 505 /* up and down */ 506 bool device_present; /* (removable) device is present */ 507 508 bool clk; /* core is out of reset and has clock */ 509 510 /* multiband */ 511 struct wlccore *core; /* pointer to active io core */ 512 struct wlcband *band; /* pointer to active per-band state */ 513 struct wlccore *corestate; /* per-core state (one per hw core) */ 514 /* per-band state (one per phy/radio): */ 515 struct wlcband *bandstate[MAXBANDS]; 516 517 bool war16165; /* PCI slow clock 16165 war flag */ 518 519 bool tx_suspended; /* data fifos need to remain suspended */ 520 521 uint txpend16165war; 522 523 /* packet queue */ 524 uint qvalid; /* DirFrmQValid and BcMcFrmQValid */ 525 526 /* Regulatory power limits */ 527 s8 txpwr_local_max; /* regulatory local txpwr max */ 528 u8 txpwr_local_constraint; /* local power contraint in dB */ 529 530 531 struct ampdu_info *ampdu; /* ampdu module handler */ 532 struct antsel_info *asi; /* antsel module handler */ 533 wlc_cm_info_t *cmi; /* channel manager module handler */ 534 535 void *btparam; /* bus type specific cookie */ 536 537 uint vars_size; /* size of vars, free vars on detach */ 538 539 u16 vendorid; /* PCI vendor id */ 540 u16 deviceid; /* PCI device id */ 541 uint ucode_rev; /* microcode revision */ 542 543 u32 machwcap; /* MAC capabilities, BMAC shadow */ 544 545 u8 perm_etheraddr[ETH_ALEN]; /* original sprom local ethernet address */ 546 547 bool bandlocked; /* disable auto multi-band switching */ 548 bool bandinit_pending; /* track band init in auto band */ 549 550 bool radio_monitor; /* radio timer is running */ 551 bool down_override; /* true=down */ 552 bool going_down; /* down path intermediate variable */ 553 554 bool mpc; /* enable minimum power consumption */ 555 u8 mpc_dlycnt; /* # of watchdog cnt before turn disable radio */ 556 u8 mpc_offcnt; /* # of watchdog cnt that radio is disabled */ 557 u8 mpc_delay_off; /* delay radio disable by # of watchdog cnt */ 558 u8 prev_non_delay_mpc; /* prev state wlc_is_non_delay_mpc */ 559 560 /* timer */ 561 struct wl_timer *wdtimer; /* timer for watchdog routine */ 562 uint fast_timer; /* Periodic timeout for 'fast' timer */ 563 uint slow_timer; /* Periodic timeout for 'slow' timer */ 564 uint glacial_timer; /* Periodic timeout for 'glacial' timer */ 565 uint phycal_mlo; /* last time measurelow calibration was done */ 566 uint phycal_txpower; /* last time txpower calibration was done */ 567 568 struct wl_timer *radio_timer; /* timer for hw radio button monitor routine */ 569 struct wl_timer *pspoll_timer; /* periodic pspoll timer */ 570 571 /* promiscuous */ 572 bool monitor; /* monitor (MPDU sniffing) mode */ 573 bool bcnmisc_ibss; /* bcns promisc mode override for IBSS */ 574 bool bcnmisc_scan; /* bcns promisc mode override for scan */ 575 bool bcnmisc_monitor; /* bcns promisc mode override for monitor */ 576 577 u8 bcn_wait_prd; /* max waiting period (for beacon) in 1024TU */ 578 579 /* driver feature */ 580 bool _rifs; /* enable per-packet rifs */ 581 s32 rifs_advert; /* RIFS mode advertisement */ 582 s8 sgi_tx; /* sgi tx */ 583 bool wet; /* true if wireless ethernet bridging mode */ 584 585 /* AP-STA synchronization, power save */ 586 bool check_for_unaligned_tbtt; /* check unaligned tbtt flag */ 587 bool PM_override; /* no power-save flag, override PM(user input) */ 588 bool PMenabled; /* current power-management state (CAM or PS) */ 589 bool PMpending; /* waiting for tx status with PM indicated set */ 590 bool PMblocked; /* block any PSPolling in PS mode, used to buffer 591 * AP traffic, also used to indicate in progress 592 * of scan, rm, etc. off home channel activity. 593 */ 594 bool PSpoll; /* whether there is an outstanding PS-Poll frame */ 595 u8 PM; /* power-management mode (CAM, PS or FASTPS) */ 596 bool PMawakebcn; /* bcn recvd during current waking state */ 597 598 bool WME_PM_blocked; /* Can STA go to PM when in WME Auto mode */ 599 bool wake; /* host-specified PS-mode sleep state */ 600 u8 pspoll_prd; /* pspoll interval in milliseconds */ 601 u8 bcn_li_bcn; /* beacon listen interval in # beacons */ 602 u8 bcn_li_dtim; /* beacon listen interval in # dtims */ 603 604 bool WDarmed; /* watchdog timer is armed */ 605 u32 WDlast; /* last time wlc_watchdog() was called */ 606 607 /* WME */ 608 ac_bitmap_t wme_dp; /* Discard (oldest first) policy per AC */ 609 bool wme_apsd; /* enable Advanced Power Save Delivery */ 610 ac_bitmap_t wme_admctl; /* bit i set if AC i under admission control */ 611 u16 edcf_txop[AC_COUNT]; /* current txop for each ac */ 612 wme_param_ie_t wme_param_ie; /* WME parameter info element, which on STA 613 * contains parameters in use locally, and on 614 * AP contains parameters advertised to STA 615 * in beacons and assoc responses. 616 */ 617 bool wme_prec_queuing; /* enable/disable non-wme STA prec queuing */ 618 u16 wme_retries[AC_COUNT]; /* per-AC retry limits */ 619 620 int vlan_mode; /* OK to use 802.1Q Tags (ON, OFF, AUTO) */ 621 u16 tx_prec_map; /* Precedence map based on HW FIFO space */ 622 u16 fifo2prec_map[NFIFO]; /* pointer to fifo2_prec map based on WME */ 623 624 /* 625 * BSS Configurations set of BSS configurations, idx 0 is default and 626 * always valid 627 */ 628 struct wlc_bsscfg *bsscfg[WLC_MAXBSSCFG]; 629 struct wlc_bsscfg *cfg; /* the primary bsscfg (can be AP or STA) */ 630 u8 stas_associated; /* count of ASSOCIATED STA bsscfgs */ 631 u8 aps_associated; /* count of UP AP bsscfgs */ 632 u8 block_datafifo; /* prohibit posting frames to data fifos */ 633 bool bcmcfifo_drain; /* TX_BCMC_FIFO is set to drain */ 634 635 /* tx queue */ 636 struct wlc_txq_info *tx_queues; /* common TX Queue list */ 637 638 /* security */ 639 wsec_key_t *wsec_keys[WSEC_MAX_KEYS]; /* dynamic key storage */ 640 wsec_key_t *wsec_def_keys[WLC_DEFAULT_KEYS]; /* default key storage */ 641 bool wsec_swkeys; /* indicates that all keys should be 642 * treated as sw keys (used for debugging) 643 */ 644 struct modulecb *modulecb; 645 struct dumpcb_s *dumpcb_head; 646 647 u8 mimoft; /* SIGN or 11N */ 648 u8 mimo_band_bwcap; /* bw cap per band type */ 649 s8 txburst_limit_override; /* tx burst limit override */ 650 u16 txburst_limit; /* tx burst limit value */ 651 s8 cck_40txbw; /* 11N, cck tx b/w override when in 40MHZ mode */ 652 s8 ofdm_40txbw; /* 11N, ofdm tx b/w override when in 40MHZ mode */ 653 s8 mimo_40txbw; /* 11N, mimo tx b/w override when in 40MHZ mode */ 654 /* HT CAP IE being advertised by this node: */ 655 struct ieee80211_ht_cap ht_cap; 656 657 uint seckeys; /* 54 key table shm address */ 658 uint tkmickeys; /* 12 TKIP MIC key table shm address */ 659 660 wlc_bss_info_t *default_bss; /* configured BSS parameters */ 661 662 u16 AID; /* association ID */ 663 u16 counter; /* per-sdu monotonically increasing counter */ 664 u16 mc_fid_counter; /* BC/MC FIFO frame ID counter */ 665 666 bool ibss_allowed; /* false, all IBSS will be ignored during a scan 667 * and the driver will not allow the creation of 668 * an IBSS network 669 */ 670 bool ibss_coalesce_allowed; 671 672 char country_default[WLC_CNTRY_BUF_SZ]; /* saved country for leaving 802.11d 673 * auto-country mode 674 */ 675 char autocountry_default[WLC_CNTRY_BUF_SZ]; /* initial country for 802.11d 676 * auto-country mode 677 */ 678 #ifdef BCMDBG 679 bcm_tlv_t *country_ie_override; /* debug override of announced Country IE */ 680 #endif 681 682 u16 prb_resp_timeout; /* do not send prb resp if request older than this, 683 * 0 = disable 684 */ 685 686 wlc_rateset_t sup_rates_override; /* use only these rates in 11g supported rates if 687 * specifed 688 */ 689 690 chanspec_t home_chanspec; /* shared home chanspec */ 691 692 /* PHY parameters */ 693 chanspec_t chanspec; /* target operational channel */ 694 u16 usr_fragthresh; /* user configured fragmentation threshold */ 695 u16 fragthresh[NFIFO]; /* per-fifo fragmentation thresholds */ 696 u16 RTSThresh; /* 802.11 dot11RTSThreshold */ 697 u16 SRL; /* 802.11 dot11ShortRetryLimit */ 698 u16 LRL; /* 802.11 dot11LongRetryLimit */ 699 u16 SFBL; /* Short Frame Rate Fallback Limit */ 700 u16 LFBL; /* Long Frame Rate Fallback Limit */ 701 702 /* network config */ 703 bool shortpreamble; /* currently operating with CCK ShortPreambles */ 704 bool shortslot; /* currently using 11g ShortSlot timing */ 705 s8 barker_preamble; /* current Barker Preamble Mode */ 706 s8 shortslot_override; /* 11g ShortSlot override */ 707 bool include_legacy_erp; /* include Legacy ERP info elt ID 47 as well as g ID 42 */ 708 bool barker_overlap_control; /* true: be aware of overlapping BSSs for barker */ 709 bool ignore_bcns; /* override: ignore non shortslot bcns in a 11g network */ 710 bool legacy_probe; /* restricts probe requests to CCK rates */ 711 712 struct wlc_protection *protection; 713 s8 PLCPHdr_override; /* 802.11b Preamble Type override */ 714 715 struct wlc_stf *stf; 716 717 struct pkt_cb *pkt_callback; /* tx completion callback handlers */ 718 719 u32 txretried; /* tx retried number in one msdu */ 720 721 ratespec_t bcn_rspec; /* save bcn ratespec purpose */ 722 723 bool apsd_sta_usp; /* Unscheduled Service Period in progress on STA */ 724 struct wl_timer *apsd_trigger_timer; /* timer for wme apsd trigger frames */ 725 u32 apsd_trigger_timeout; /* timeout value for apsd_trigger_timer (in ms) 726 * 0 == disable 727 */ 728 ac_bitmap_t apsd_trigger_ac; /* Permissible Access Category in which APSD Null 729 * Trigger frames can be send 730 */ 731 u8 htphy_membership; /* HT PHY membership */ 732 733 bool _regulatory_domain; /* 802.11d enabled? */ 734 735 u8 mimops_PM; 736 737 u8 txpwr_percent; /* power output percentage */ 738 739 u8 ht_wsec_restriction; /* the restriction of HT with TKIP or WEP */ 740 741 uint tempsense_lasttime; 742 743 u16 tx_duty_cycle_ofdm; /* maximum allowed duty cycle for OFDM */ 744 u16 tx_duty_cycle_cck; /* maximum allowed duty cycle for CCK */ 745 746 u16 next_bsscfg_ID; 747 748 struct wlc_if *wlcif_list; /* linked list of wlc_if structs */ 749 struct wlc_txq_info *active_queue; /* txq for the currently active 750 * transmit context 751 */ 752 u32 mpc_dur; /* total time (ms) in mpc mode except for the 753 * portion since radio is turned off last time 754 */ 755 u32 mpc_laston_ts; /* timestamp (ms) when radio is turned off last 756 * time 757 */ 758 bool pr80838_war; 759 uint hwrxoff; 760 }; 761 762 /* antsel module specific state */ 763 struct antsel_info { 764 struct wlc_info *wlc; /* pointer to main wlc structure */ 765 struct wlc_pub *pub; /* pointer to public fn */ 766 u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic 767 * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board 768 */ 769 u8 antsel_antswitch; /* board level antenna switch type */ 770 bool antsel_avail; /* Ant selection availability (SROM based) */ 771 wlc_antselcfg_t antcfg_11n; /* antenna configuration */ 772 wlc_antselcfg_t antcfg_cur; /* current antenna config (auto) */ 773 }; 774 775 #define CHANNEL_BANDUNIT(wlc, ch) (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX) 776 #define OTHERBANDUNIT(wlc) ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX)) 777 778 #define IS_MBAND_UNLOCKED(wlc) \ 779 ((NBANDS(wlc) > 1) && !(wlc)->bandlocked) 780 781 #define WLC_BAND_PI_RADIO_CHANSPEC wlc_phy_chanspec_get(wlc->band->pi) 782 783 /* sum the individual fifo tx pending packet counts */ 784 #define TXPKTPENDTOT(wlc) ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \ 785 (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3]) 786 #define TXPKTPENDGET(wlc, fifo) ((wlc)->core->txpktpend[(fifo)]) 787 #define TXPKTPENDINC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] += (val)) 788 #define TXPKTPENDDEC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] -= (val)) 789 #define TXPKTPENDCLR(wlc, fifo) ((wlc)->core->txpktpend[(fifo)] = 0) 790 #define TXAVAIL(wlc, fifo) (*(wlc)->core->txavail[(fifo)]) 791 #define GETNEXTTXP(wlc, _queue) \ 792 dma_getnexttxp((wlc)->hw->di[(_queue)], HNDDMA_RANGE_TRANSMITTED) 793 794 #define WLC_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \ 795 ((len1 == len2) && !memcmp(ssid1, ssid2, len1)) 796 797 extern void wlc_high_dpc(struct wlc_info *wlc, u32 macintstatus); 798 extern void wlc_fatal_error(struct wlc_info *wlc); 799 extern void wlc_bmac_rpc_watchdog(struct wlc_info *wlc); 800 extern void wlc_recv(struct wlc_info *wlc, struct sk_buff *p); 801 extern bool wlc_dotxstatus(struct wlc_info *wlc, tx_status_t *txs, u32 frm_tx2); 802 extern void wlc_txfifo(struct wlc_info *wlc, uint fifo, struct sk_buff *p, 803 bool commit, s8 txpktpend); 804 extern void wlc_txfifo_complete(struct wlc_info *wlc, uint fifo, s8 txpktpend); 805 extern void wlc_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu, 806 uint prec); 807 extern void wlc_info_init(struct wlc_info *wlc, int unit); 808 extern void wlc_print_txstatus(tx_status_t *txs); 809 extern int wlc_xmtfifo_sz_get(struct wlc_info *wlc, uint fifo, uint *blocks); 810 extern void wlc_write_template_ram(struct wlc_info *wlc, int offset, int len, 811 void *buf); 812 extern void wlc_write_hw_bcntemplates(struct wlc_info *wlc, void *bcn, int len, 813 bool both); 814 #if defined(BCMDBG) 815 extern void wlc_get_rcmta(struct wlc_info *wlc, int idx, 816 u8 *addr); 817 #endif 818 extern void wlc_set_rcmta(struct wlc_info *wlc, int idx, 819 const u8 *addr); 820 extern void wlc_read_tsf(struct wlc_info *wlc, u32 *tsf_l_ptr, 821 u32 *tsf_h_ptr); 822 extern void wlc_set_cwmin(struct wlc_info *wlc, u16 newmin); 823 extern void wlc_set_cwmax(struct wlc_info *wlc, u16 newmax); 824 extern void wlc_fifoerrors(struct wlc_info *wlc); 825 extern void wlc_pllreq(struct wlc_info *wlc, bool set, mbool req_bit); 826 extern void wlc_reset_bmac_done(struct wlc_info *wlc); 827 extern void wlc_hwtimer_gptimer_set(struct wlc_info *wlc, uint us); 828 extern void wlc_hwtimer_gptimer_abort(struct wlc_info *wlc); 829 830 #if defined(BCMDBG) 831 extern void wlc_print_rxh(d11rxhdr_t *rxh); 832 extern void wlc_print_hdrs(struct wlc_info *wlc, const char *prefix, u8 *frame, 833 d11txh_t *txh, d11rxhdr_t *rxh, uint len); 834 extern void wlc_print_txdesc(d11txh_t *txh); 835 #else 836 #define wlc_print_txdesc(a) 837 #endif 838 #if defined(BCMDBG) 839 extern void wlc_print_dot11_mac_hdr(u8 *buf, int len); 840 #endif 841 842 extern void wlc_setxband(struct wlc_hw_info *wlc_hw, uint bandunit); 843 extern void wlc_coredisable(struct wlc_hw_info *wlc_hw); 844 845 extern bool wlc_valid_rate(struct wlc_info *wlc, ratespec_t rate, int band, 846 bool verbose); 847 extern void wlc_ap_upd(struct wlc_info *wlc); 848 849 /* helper functions */ 850 extern void wlc_shm_ssid_upd(struct wlc_info *wlc, struct wlc_bsscfg *cfg); 851 extern int wlc_set_gmode(struct wlc_info *wlc, u8 gmode, bool config); 852 853 extern void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc); 854 extern void wlc_mac_bcn_promisc(struct wlc_info *wlc); 855 extern void wlc_mac_promisc(struct wlc_info *wlc); 856 extern void wlc_txflowcontrol(struct wlc_info *wlc, struct wlc_txq_info *qi, 857 bool on, int prio); 858 extern void wlc_txflowcontrol_override(struct wlc_info *wlc, 859 struct wlc_txq_info *qi, 860 bool on, uint override); 861 extern bool wlc_txflowcontrol_prio_isset(struct wlc_info *wlc, 862 struct wlc_txq_info *qi, int prio); 863 extern void wlc_send_q(struct wlc_info *wlc, struct wlc_txq_info *qi); 864 extern int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifo); 865 866 extern u16 wlc_calc_lsig_len(struct wlc_info *wlc, ratespec_t ratespec, 867 uint mac_len); 868 extern ratespec_t wlc_rspec_to_rts_rspec(struct wlc_info *wlc, ratespec_t rspec, 869 bool use_rspec, u16 mimo_ctlchbw); 870 extern u16 wlc_compute_rtscts_dur(struct wlc_info *wlc, bool cts_only, 871 ratespec_t rts_rate, ratespec_t frame_rate, 872 u8 rts_preamble_type, 873 u8 frame_preamble_type, uint frame_len, 874 bool ba); 875 876 extern void wlc_tbtt(struct wlc_info *wlc, d11regs_t *regs); 877 extern void wlc_inval_dma_pkts(struct wlc_hw_info *hw, 878 struct ieee80211_sta *sta, 879 void (*dma_callback_fn)); 880 881 #if defined(BCMDBG) 882 extern void wlc_dump_ie(struct wlc_info *wlc, bcm_tlv_t *ie, 883 struct bcmstrbuf *b); 884 #endif 885 886 extern bool wlc_ps_check(struct wlc_info *wlc); 887 extern void wlc_reprate_init(struct wlc_info *wlc); 888 extern void wlc_bsscfg_reprate_init(struct wlc_bsscfg *bsscfg); 889 extern void wlc_uint64_sub(u32 *a_high, u32 *a_low, u32 b_high, 890 u32 b_low); 891 extern u32 wlc_calc_tbtt_offset(u32 bi, u32 tsf_h, u32 tsf_l); 892 893 /* Shared memory access */ 894 extern void wlc_write_shm(struct wlc_info *wlc, uint offset, u16 v); 895 extern u16 wlc_read_shm(struct wlc_info *wlc, uint offset); 896 extern void wlc_set_shm(struct wlc_info *wlc, uint offset, u16 v, int len); 897 extern void wlc_copyto_shm(struct wlc_info *wlc, uint offset, const void *buf, 898 int len); 899 extern void wlc_copyfrom_shm(struct wlc_info *wlc, uint offset, void *buf, 900 int len); 901 902 extern void wlc_update_beacon(struct wlc_info *wlc); 903 extern void wlc_bss_update_beacon(struct wlc_info *wlc, 904 struct wlc_bsscfg *bsscfg); 905 906 extern void wlc_update_probe_resp(struct wlc_info *wlc, bool suspend); 907 extern void wlc_bss_update_probe_resp(struct wlc_info *wlc, 908 struct wlc_bsscfg *cfg, bool suspend); 909 910 extern bool wlc_ismpc(struct wlc_info *wlc); 911 extern bool wlc_is_non_delay_mpc(struct wlc_info *wlc); 912 extern void wlc_radio_mpc_upd(struct wlc_info *wlc); 913 extern bool wlc_prec_enq(struct wlc_info *wlc, struct pktq *q, void *pkt, 914 int prec); 915 extern bool wlc_prec_enq_head(struct wlc_info *wlc, struct pktq *q, 916 struct sk_buff *pkt, int prec, bool head); 917 extern u16 wlc_phytxctl1_calc(struct wlc_info *wlc, ratespec_t rspec); 918 extern void wlc_compute_plcp(struct wlc_info *wlc, ratespec_t rate, uint length, 919 u8 *plcp); 920 extern uint wlc_calc_frame_time(struct wlc_info *wlc, ratespec_t ratespec, 921 u8 preamble_type, uint mac_len); 922 923 extern void wlc_set_chanspec(struct wlc_info *wlc, chanspec_t chanspec); 924 925 extern bool wlc_timers_init(struct wlc_info *wlc, int unit); 926 927 extern const bcm_iovar_t wlc_iovars[]; 928 929 extern int wlc_doiovar(void *hdl, const bcm_iovar_t *vi, u32 actionid, 930 const char *name, void *params, uint p_len, void *arg, 931 int len, int val_size, struct wlc_if *wlcif); 932 933 #if defined(BCMDBG) 934 extern void wlc_print_ies(struct wlc_info *wlc, u8 *ies, uint ies_len); 935 #endif 936 937 extern int wlc_set_nmode(struct wlc_info *wlc, s32 nmode); 938 extern void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode); 939 extern void wlc_mimops_action_ht_send(struct wlc_info *wlc, 940 struct wlc_bsscfg *bsscfg, 941 u8 mimops_mode); 942 943 extern void wlc_switch_shortslot(struct wlc_info *wlc, bool shortslot); 944 extern void wlc_set_bssid(struct wlc_bsscfg *cfg); 945 extern void wlc_edcf_setparams(struct wlc_bsscfg *cfg, bool suspend); 946 947 extern void wlc_set_ratetable(struct wlc_info *wlc); 948 extern int wlc_set_mac(struct wlc_bsscfg *cfg); 949 extern void wlc_beacon_phytxctl_txant_upd(struct wlc_info *wlc, 950 ratespec_t bcn_rate); 951 extern void wlc_mod_prb_rsp_rate_table(struct wlc_info *wlc, uint frame_len); 952 extern ratespec_t wlc_lowest_basic_rspec(struct wlc_info *wlc, 953 wlc_rateset_t *rs); 954 extern u16 wlc_compute_bcntsfoff(struct wlc_info *wlc, ratespec_t rspec, 955 bool short_preamble, bool phydelay); 956 extern void wlc_radio_disable(struct wlc_info *wlc); 957 extern void wlc_bcn_li_upd(struct wlc_info *wlc); 958 959 extern int wlc_get_revision_info(struct wlc_info *wlc, void *buf, uint len); 960 extern void wlc_out(struct wlc_info *wlc); 961 extern void wlc_set_home_chanspec(struct wlc_info *wlc, chanspec_t chanspec); 962 extern void wlc_watchdog_upd(struct wlc_info *wlc, bool tbtt); 963 extern bool wlc_ps_allowed(struct wlc_info *wlc); 964 extern bool wlc_stay_awake(struct wlc_info *wlc); 965 extern void wlc_wme_initparams_sta(struct wlc_info *wlc, wme_param_ie_t *pe); 966 967 extern void wlc_bss_list_free(struct wlc_info *wlc, 968 struct wlc_bss_list *bss_list); 969 extern void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode); 970 #endif /* _wlc_h_ */ 971