drivers/staging/brcm80211/brcmsmac/wlc_mac80211.h

   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 #include <wlioctl.h>
  21 #include <wlc_phy_hal.h>
  22 #include <wlc_channel.h>
  23 #include <wlc_bsscfg.h>
  24 #include <wlc_scb.h>
  25
  26 #define MA_WINDOW_SZ            8       /* moving average window size */
  27 #define WL_HWRXOFF              38      /* chip rx buffer offset */
  28 #define INVCHANNEL              255     /* invalid channel */
  29 #define MAXCOREREV              28      /* max # supported core revisions (0 .. MAXCOREREV - 1) */
  30 #define WLC_MAXMODULES          22      /* max #  wlc_module_register() calls */
  31
  32 /* network protection config */
  33 #define WLC_PROT_G_SPEC         1       /* SPEC g protection */
  34 #define WLC_PROT_G_OVR          2       /* SPEC g prot override */
  35 #define WLC_PROT_G_USER         3       /* gmode specified by user */
  36 #define WLC_PROT_OVERLAP        4       /* overlap */
  37 #define WLC_PROT_N_USER         10      /* nmode specified by user */
  38 #define WLC_PROT_N_CFG          11      /* n protection */
  39 #define WLC_PROT_N_CFG_OVR      12      /* n protection override */
  40 #define WLC_PROT_N_NONGF        13      /* non-GF protection */
  41 #define WLC_PROT_N_NONGF_OVR    14      /* non-GF protection override */
  42 #define WLC_PROT_N_PAM_OVR      15      /* n preamble override */
  43 #define WLC_PROT_N_OBSS         16      /* non-HT OBSS present */
  44
  45 #define WLC_BITSCNT(x)  bcm_bitcount((u8 *)&(x), sizeof(u8))
  46
  47 /* Maximum wait time for a MAC suspend */
  48 #define WLC_MAX_MAC_SUSPEND     83000   /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */
  49
  50 /* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable
  51  */
  52 #define WLC_PRB_RESP_TIMEOUT    0       /* Disable probe response timeout */
  53
  54 /* transmit buffer max headroom for protocol headers */
  55 #define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN)
  56
  57 /* For managing scan result lists */
  58 typedef struct wlc_bss_list {
  59         uint count;
  60         bool beacon;            /* set for beacon, cleared for probe response */
  61         wlc_bss_info_t *ptrs[MAXBSS];
  62 } wlc_bss_list_t;
  63
  64 #define SW_TIMER_MAC_STAT_UPD           30      /* periodic MAC stats update */
  65
  66 /* Double check that unsupported cores are not enabled */
  67 #if CONF_MSK(D11CONF, 0x4f) || CONF_GE(D11CONF, MAXCOREREV)
  68 #error "Configuration for D11CONF includes unsupported versions."
  69 #endif                          /* Bad versions */
  70
  71 #define VALID_COREREV(corerev)  CONF_HAS(D11CONF, corerev)
  72
  73 /* values for shortslot_override */
  74 #define WLC_SHORTSLOT_AUTO      -1      /* Driver will manage Shortslot setting */
  75 #define WLC_SHORTSLOT_OFF       0       /* Turn off short slot */
  76 #define WLC_SHORTSLOT_ON        1       /* Turn on short slot */
  77
  78 /* value for short/long and mixmode/greenfield preamble */
  79
  80 #define WLC_LONG_PREAMBLE       (0)
  81 #define WLC_SHORT_PREAMBLE      (1 << 0)
  82 #define WLC_GF_PREAMBLE         (1 << 1)
  83 #define WLC_MM_PREAMBLE         (1 << 2)
  84 #define WLC_IS_MIMO_PREAMBLE(_pre) (((_pre) == WLC_GF_PREAMBLE) || ((_pre) == WLC_MM_PREAMBLE))
  85
  86 /* values for barker_preamble */
  87 #define WLC_BARKER_SHORT_ALLOWED        0       /* Short pre-amble allowed */
  88
  89 /* A fifo is full. Clear precedences related to that FIFO */
  90 #define WLC_TX_FIFO_CLEAR(wlc, fifo) ((wlc)->tx_prec_map &= ~(wlc)->fifo2prec_map[fifo])
  91
  92 /* Fifo is NOT full. Enable precedences for that FIFO */
  93 #define WLC_TX_FIFO_ENAB(wlc, fifo)  ((wlc)->tx_prec_map |= (wlc)->fifo2prec_map[fifo])
  94
  95 /* TxFrameID */
  96 /* seq and frag bits: SEQNUM_SHIFT, FRAGNUM_MASK (802.11.h) */
  97 /* rate epoch bits: TXFID_RATE_SHIFT, TXFID_RATE_MASK ((wlc_rate.c) */
  98 #define TXFID_QUEUE_MASK        0x0007  /* Bits 0-2 */
  99 #define TXFID_SEQ_MASK          0x7FE0  /* Bits 5-15 */
 100 #define TXFID_SEQ_SHIFT         5       /* Number of bit shifts */
 101 #define TXFID_RATE_PROBE_MASK   0x8000  /* Bit 15 for rate probe */
 102 #define TXFID_RATE_MASK         0x0018  /* Mask for bits 3 and 4 */
 103 #define TXFID_RATE_SHIFT        3       /* Shift 3 bits for rate mask */
 104
 105 /* promote boardrev */
 106 #define BOARDREV_PROMOTABLE     0xFF    /* from */
 107 #define BOARDREV_PROMOTED       1       /* to */
 108
 109 /* if wpa is in use then portopen is true when the group key is plumbed otherwise it is always true
 110  */
 111 #define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED))
 112 #define WLC_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \
 113         ((bsscfg)->wsec & WSEC_SWFLAG)))
 114
 115 #define WLC_PORTOPEN(cfg) \
 116         (((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \
 117         (cfg)->wsec_portopen : true)
 118
 119 #define PS_ALLOWED(wlc) wlc_ps_allowed(wlc)
 120 #define STAY_AWAKE(wlc) wlc_stay_awake(wlc)
 121
 122 #define DATA_BLOCK_TX_SUPR      (1 << 4)
 123
 124 /* 802.1D Priority to TX FIFO number for wme */
 125 extern const u8 prio2fifo[];
 126
 127 /* Ucode MCTL_WAKE override bits */
 128 #define WLC_WAKE_OVERRIDE_CLKCTL        0x01
 129 #define WLC_WAKE_OVERRIDE_PHYREG        0x02
 130 #define WLC_WAKE_OVERRIDE_MACSUSPEND    0x04
 131 #define WLC_WAKE_OVERRIDE_TXFIFO        0x08
 132 #define WLC_WAKE_OVERRIDE_FORCEFAST     0x10
 133
 134 /* stuff pulled in from wlc.c */
 135
 136 /* Interrupt bit error summary.  Don't include I_RU: we refill DMA at other
 137  * times; and if we run out, constant I_RU interrupts may cause lockup.  We
 138  * will still get error counts from rx0ovfl.
 139  */
 140 #define I_ERRORS        (I_PC | I_PD | I_DE | I_RO | I_XU)
 141 /* default software intmasks */
 142 #define DEF_RXINTMASK   (I_RI)  /* enable rx int on rxfifo only */
 143 #define DEF_MACINTMASK  (MI_TXSTOP | MI_TBTT | MI_ATIMWINEND | MI_PMQ | \
 144                          MI_PHYTXERR | MI_DMAINT | MI_TFS | MI_BG_NOISE | \
 145                          MI_CCA | MI_TO | MI_GP0 | MI_RFDISABLE | MI_PWRUP)
 146
 147 #define RETRY_SHORT_DEF                 7       /* Default Short retry Limit */
 148 #define RETRY_SHORT_MAX                 255     /* Maximum Short retry Limit */
 149 #define RETRY_LONG_DEF                  4       /* Default Long retry count */
 150 #define RETRY_SHORT_FB                  3       /* Short retry count for fallback rate */
 151 #define RETRY_LONG_FB                   2       /* Long retry count for fallback rate */
 152
 153 #define MAXTXPKTS               6       /* max # pkts pending */
 154
 155 /* frameburst */
 156 #define MAXTXFRAMEBURST         8       /* vanilla xpress mode: max frames/burst */
 157 #define MAXFRAMEBURST_TXOP      10000   /* Frameburst TXOP in usec */
 158
 159 /* Per-AC retry limit register definitions; uses bcmdefs.h bitfield macros */
 160 #define EDCF_SHORT_S            0
 161 #define EDCF_SFB_S              4
 162 #define EDCF_LONG_S             8
 163 #define EDCF_LFB_S              12
 164 #define EDCF_SHORT_M            BITFIELD_MASK(4)
 165 #define EDCF_SFB_M              BITFIELD_MASK(4)
 166 #define EDCF_LONG_M             BITFIELD_MASK(4)
 167 #define EDCF_LFB_M              BITFIELD_MASK(4)
 168
 169 #define WLC_WME_RETRY_SHORT_GET(wlc, ac)    GFIELD(wlc->wme_retries[ac], EDCF_SHORT)
 170 #define WLC_WME_RETRY_SFB_GET(wlc, ac)      GFIELD(wlc->wme_retries[ac], EDCF_SFB)
 171 #define WLC_WME_RETRY_LONG_GET(wlc, ac)     GFIELD(wlc->wme_retries[ac], EDCF_LONG)
 172 #define WLC_WME_RETRY_LFB_GET(wlc, ac)      GFIELD(wlc->wme_retries[ac], EDCF_LFB)
 173
 174 #define WLC_WME_RETRY_SHORT_SET(wlc, ac, val) \
 175         (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SHORT, val))
 176 #define WLC_WME_RETRY_SFB_SET(wlc, ac, val) \
 177         (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SFB, val))
 178 #define WLC_WME_RETRY_LONG_SET(wlc, ac, val) \
 179         (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LONG, val))
 180 #define WLC_WME_RETRY_LFB_SET(wlc, ac, val) \
 181         (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LFB, val))
 182
 183 /* PLL requests */
 184 #define WLC_PLLREQ_SHARED       0x1     /* pll is shared on old chips */
 185 #define WLC_PLLREQ_RADIO_MON    0x2     /* hold pll for radio monitor register checking */
 186 #define WLC_PLLREQ_FLIP         0x4     /* hold/release pll for some short operation */
 187
 188 /* Do we support this rate? */
 189 #define VALID_RATE_DBG(wlc, rspec) wlc_valid_rate(wlc, rspec, WLC_BAND_AUTO, true)
 190
 191 /*
 192  * Macros to check if AP or STA is active.
 193  * AP Active means more than just configured: driver and BSS are "up";
 194  * that is, we are beaconing/responding as an AP (aps_associated).
 195  * STA Active similarly means the driver is up and a configured STA BSS
 196  * is up: either associated (stas_associated) or trying.
 197  *
 198  * Macro definitions vary as per AP/STA ifdefs, allowing references to
 199  * ifdef'd structure fields and constant values (0) for optimization.
 200  * Make sure to enclose blocks of code such that any routines they
 201  * reference can also be unused and optimized out by the linker.
 202  */
 203 /* NOTE: References structure fields defined in wlc.h */
 204 #define AP_ACTIVE(wlc)  (0)
 205
 206 /*
 207  * Detect Card removed.
 208  * Even checking an sbconfig register read will not false trigger when the core is in reset.
 209  * it breaks CF address mechanism. Accessing gphy phyversion will cause SB error if aphy
 210  * is in reset on 4306B0-DB. Need a simple accessible reg with fixed 0/1 pattern
 211  * (some platforms return all 0).
 212  * If clocks are present, call the sb routine which will figure out if the device is removed.
 213  */
 214 #define DEVICEREMOVED(wlc)      \
 215         ((wlc->hw->clk) ?   \
 216         ((R_REG(wlc->hw->osh, &wlc->hw->regs->maccontrol) & \
 217         (MCTL_PSM_JMP_0 | MCTL_IHR_EN)) != MCTL_IHR_EN) : \
 218         (si_deviceremoved(wlc->hw->sih)))
 219
 220 #define WLCWLUNIT(wlc)          ((wlc)->pub->unit)
 221
 222 typedef struct wlc_protection {
 223         bool _g;                /* use g spec protection, driver internal */
 224         s8 g_override;  /* override for use of g spec protection */
 225         u8 gmode_user;  /* user config gmode, operating band->gmode is different */
 226         s8 overlap;             /* Overlap BSS/IBSS protection for both 11g and 11n */
 227         s8 nmode_user;  /* user config nmode, operating pub->nmode is different */
 228         s8 n_cfg;               /* use OFDM protection on MIMO frames */
 229         s8 n_cfg_override;      /* override for use of N protection */
 230         bool nongf;             /* non-GF present protection */
 231         s8 nongf_override;      /* override for use of GF protection */
 232         s8 n_pam_override;      /* override for preamble: MM or GF */
 233         bool n_obss;            /* indicated OBSS Non-HT STA present */
 234
 235         uint longpre_detect_timeout;    /* #sec until long preamble bcns gone */
 236         uint barker_detect_timeout;     /* #sec until bcns signaling Barker long preamble */
 237         /* only is gone */
 238         uint ofdm_ibss_timeout; /* #sec until ofdm IBSS beacons gone */
 239         uint ofdm_ovlp_timeout; /* #sec until ofdm overlapping BSS bcns gone */
 240         uint nonerp_ibss_timeout;       /* #sec until nonerp IBSS beacons gone */
 241         uint nonerp_ovlp_timeout;       /* #sec until nonerp overlapping BSS bcns gone */
 242         uint g_ibss_timeout;    /* #sec until bcns signaling Use_Protection gone */
 243         uint n_ibss_timeout;    /* #sec until bcns signaling Use_OFDM_Protection gone */
 244         uint ht20in40_ovlp_timeout;     /* #sec until 20MHz overlapping OPMODE gone */
 245         uint ht20in40_ibss_timeout;     /* #sec until 20MHz-only HT station bcns gone */
 246         uint non_gf_ibss_timeout;       /* #sec until non-GF bcns gone */
 247 } wlc_protection_t;
 248
 249 /* anything affects the single/dual streams/antenna operation */
 250 typedef struct wlc_stf {
 251         u8 hw_txchain;  /* HW txchain bitmap cfg */
 252         u8 txchain;             /* txchain bitmap being used */
 253         u8 txstreams;   /* number of txchains being used */
 254
 255         u8 hw_rxchain;  /* HW rxchain bitmap cfg */
 256         u8 rxchain;             /* rxchain bitmap being used */
 257         u8 rxstreams;   /* number of rxchains being used */
 258
 259         u8 ant_rx_ovr;  /* rx antenna override */
 260         s8 txant;               /* userTx antenna setting */
 261         u16 phytxant;   /* phyTx antenna setting in txheader */
 262
 263         u8 ss_opmode;   /* singlestream Operational mode, 0:siso; 1:cdd */
 264         bool ss_algosel_auto;   /* if true, use wlc->stf->ss_algo_channel; */
 265         /* else use wlc->band->stf->ss_mode_band; */
 266         u16 ss_algo_channel;    /* ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC */
 267         u8 no_cddstbc;  /* stf override, 1: no CDD (or STBC) allowed */
 268
 269         u8 rxchain_restore_delay;       /* delay time to restore default rxchain */
 270
 271         s8 ldpc;                /* AUTO/ON/OFF ldpc cap supported */
 272         u8 txcore[MAX_STREAMS_SUPPORTED + 1];   /* bitmap of selected core for each Nsts */
 273         s8 spatial_policy;
 274 } wlc_stf_t;
 275
 276 #define WLC_STF_SS_STBC_TX(wlc, scb) \
 277         (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) || \
 278          (SCB_STBC_CAP((scb)) &&                                        \
 279           (wlc)->band->band_stf_stbc_tx == AUTO &&                      \
 280           isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC))))
 281
 282 #define WLC_STBC_CAP_PHY(wlc) (WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3))
 283
 284 #define WLC_SGI_CAP_PHY(wlc) ((WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) || \
 285         WLCISLCNPHY(wlc->band))
 286
 287 #define WLC_CHAN_PHYTYPE(x)     (((x) & RXS_CHAN_PHYTYPE_MASK) >> RXS_CHAN_PHYTYPE_SHIFT)
 288 #define WLC_CHAN_CHANNEL(x)     (((x) & RXS_CHAN_ID_MASK) >> RXS_CHAN_ID_SHIFT)
 289 #define WLC_RX_CHANNEL(rxh)     (WLC_CHAN_CHANNEL((rxh)->RxChan))
 290
 291 /* wlc_bss_info flag bit values */
 292 #define WLC_BSS_HT              0x0020  /* BSS is HT (MIMO) capable */
 293
 294 /* Flags used in wlc_txq_info.stopped */
 295 #define TXQ_STOP_FOR_PRIOFC_MASK        0x000000FF      /* per prio flow control bits */
 296 #define TXQ_STOP_FOR_PKT_DRAIN          0x00000100      /* stop txq enqueue for packet drain */
 297 #define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL   0x00000200      /* stop txq enqueue for ampdu flow control */
 298
 299 #define WLC_HT_WEP_RESTRICT     0x01    /* restrict HT with WEP */
 300 #define WLC_HT_TKIP_RESTRICT    0x02    /* restrict HT with TKIP */
 301
 302 /*
 303  * core state (mac)
 304  */
 305 struct wlccore {
 306         uint coreidx;           /* # sb enumerated core */
 307
 308         /* fifo */
 309         uint *txavail[NFIFO];   /* # tx descriptors available */
 310         s16 txpktpend[NFIFO];   /* tx admission control */
 311
 312         macstat_t *macstat_snapshot;    /* mac hw prev read values */
 313 };
 314
 315 /*
 316  * band state (phy+ana+radio)
 317  */
 318 struct wlcband {
 319         int bandtype;           /* WLC_BAND_2G, WLC_BAND_5G */
 320         uint bandunit;          /* bandstate[] index */
 321
 322         u16 phytype;            /* phytype */
 323         u16 phyrev;
 324         u16 radioid;
 325         u16 radiorev;
 326         wlc_phy_t *pi;          /* pointer to phy specific information */
 327         bool abgphy_encore;
 328
 329         u8 gmode;               /* currently active gmode (see wlioctl.h) */
 330
 331         struct scb *hwrs_scb;   /* permanent scb for hw rateset */
 332
 333         wlc_rateset_t defrateset;       /* band-specific copy of default_bss.rateset */
 334
 335         ratespec_t rspec_override;      /* 802.11 rate override */
 336         ratespec_t mrspec_override;     /* multicast rate override */
 337         u8 band_stf_ss_mode;    /* Configured STF type, 0:siso; 1:cdd */
 338         s8 band_stf_stbc_tx;    /* STBC TX 0:off; 1:force on; -1:auto */
 339         wlc_rateset_t hw_rateset;       /* rates supported by chip (phy-specific) */
 340         u8 basic_rate[WLC_MAXRATE + 1]; /* basic rates indexed by rate */
 341         bool mimo_cap_40;       /* 40 MHz cap enabled on this band */
 342         s8 antgain;             /* antenna gain from srom */
 343
 344         u16 CWmin;              /* The minimum size of contention window, in unit of aSlotTime */
 345         u16 CWmax;              /* The maximum size of contention window, in unit of aSlotTime */
 346         u16 bcntsfoff;  /* beacon tsf offset */
 347 };
 348
 349 /* tx completion callback takes 3 args */
 350 typedef void (*pkcb_fn_t) (struct wlc_info *wlc, uint txstatus, void *arg);
 351
 352 typedef struct pkt_cb {
 353         pkcb_fn_t fn;           /* function to call when tx frame completes */
 354         void *arg;              /* void arg for fn */
 355         u8 nextidx;             /* index of next call back if threading */
 356         bool entered;           /* recursion check */
 357 } pkt_cb_t;
 358
 359         /* module control blocks */
 360 typedef struct modulecb {
 361         char name[32];          /* module name : NULL indicates empty array member */
 362         const bcm_iovar_t *iovars;      /* iovar table */
 363         void *hdl;              /* handle passed when handler 'doiovar' is called */
 364         watchdog_fn_t watchdog_fn;      /* watchdog handler */
 365         iovar_fn_t iovar_fn;    /* iovar handler */
 366         down_fn_t down_fn;      /* down handler. Note: the int returned
 367                                  * by the down function is a count of the
 368                                  * number of timers that could not be
 369                                  * freed.
 370                                  */
 371 } modulecb_t;
 372
 373         /* dump control blocks */
 374 typedef struct dumpcb_s {
 375         const char *name;       /* dump name */
 376         dump_fn_t dump_fn;      /* 'wl dump' handler */
 377         void *dump_fn_arg;
 378         struct dumpcb_s *next;
 379 } dumpcb_t;
 380
 381 /* virtual interface */
 382 struct wlc_if {
 383         struct wlc_if *next;
 384         u8 type;                /* WLC_IFTYPE_BSS or WLC_IFTYPE_WDS */
 385         u8 index;               /* assigned in wl_add_if(), index of the wlif if any,
 386                                  * not necessarily corresponding to bsscfg._idx or
 387                                  * AID2PVBMAP(scb).
 388                                  */
 389         u8 flags;               /* flags for the interface */
 390         struct wl_if *wlif;             /* pointer to wlif */
 391         struct wlc_txq_info *qi;        /* pointer to associated tx queue */
 392         union {
 393                 struct scb *scb;        /* pointer to scb if WLC_IFTYPE_WDS */
 394                 struct wlc_bsscfg *bsscfg;      /* pointer to bsscfg if WLC_IFTYPE_BSS */
 395         } u;
 396 };
 397
 398 /* flags for the interface */
 399 #define WLC_IF_LINKED           0x02    /* this interface is linked to a wl_if */
 400
 401 typedef struct wlc_hwband {
 402         int bandtype;           /* WLC_BAND_2G, WLC_BAND_5G */
 403         uint bandunit;          /* bandstate[] index */
 404         u16 mhfs[MHFMAX];       /* MHF array shadow */
 405         u8 bandhw_stf_ss_mode;  /* HW configured STF type, 0:siso; 1:cdd */
 406         u16 CWmin;
 407         u16 CWmax;
 408         u32 core_flags;
 409
 410         u16 phytype;            /* phytype */
 411         u16 phyrev;
 412         u16 radioid;
 413         u16 radiorev;
 414         wlc_phy_t *pi;          /* pointer to phy specific information */
 415         bool abgphy_encore;
 416 } wlc_hwband_t;
 417
 418 struct wlc_hw_info {
 419         struct osl_info *osh;           /* pointer to os handle */
 420         bool _piomode;          /* true if pio mode */
 421         struct wlc_info *wlc;
 422
 423         /* fifo */
 424         struct hnddma_pub *di[NFIFO];   /* hnddma handles, per fifo */
 425
 426         uint unit;              /* device instance number */
 427
 428         /* version info */
 429         u16 vendorid;   /* PCI vendor id */
 430         u16 deviceid;   /* PCI device id */
 431         uint corerev;           /* core revision */
 432         u8 sromrev;             /* version # of the srom */
 433         u16 boardrev;   /* version # of particular board */
 434         u32 boardflags; /* Board specific flags from srom */
 435         u32 boardflags2;        /* More board flags if sromrev >= 4 */
 436         u32 machwcap;   /* MAC capabilities (corerev >= 13) */
 437         u32 machwcap_backup;    /* backup of machwcap (corerev >= 13) */
 438         u16 ucode_dbgsel;       /* dbgsel for ucode debug(config gpio) */
 439
 440         si_t *sih;              /* SB handle (cookie for siutils calls) */
 441         char *vars;             /* "environment" name=value */
 442         uint vars_size;         /* size of vars, free vars on detach */
 443         d11regs_t *regs;        /* pointer to device registers */
 444         void *physhim;          /* phy shim layer handler */
 445         void *phy_sh;           /* pointer to shared phy state */
 446         wlc_hwband_t *band;     /* pointer to active per-band state */
 447         wlc_hwband_t *bandstate[MAXBANDS];      /* per-band state (one per phy/radio) */
 448         u16 bmac_phytxant;      /* cache of high phytxant state */
 449         bool shortslot;         /* currently using 11g ShortSlot timing */
 450         u16 SRL;                /* 802.11 dot11ShortRetryLimit */
 451         u16 LRL;                /* 802.11 dot11LongRetryLimit */
 452         u16 SFBL;               /* Short Frame Rate Fallback Limit */
 453         u16 LFBL;               /* Long Frame Rate Fallback Limit */
 454
 455         bool up;                /* d11 hardware up and running */
 456         uint now;               /* # elapsed seconds */
 457         uint _nbands;           /* # bands supported */
 458         chanspec_t chanspec;    /* bmac chanspec shadow */
 459
 460         uint *txavail[NFIFO];   /* # tx descriptors available */
 461         u16 *xmtfifo_sz;        /* fifo size in 256B for each xmt fifo */
 462
 463         mbool pllreq;           /* pll requests to keep PLL on */
 464
 465         u8 suspended_fifos;     /* Which TX fifo to remain awake for */
 466         u32 maccontrol; /* Cached value of maccontrol */
 467         uint mac_suspend_depth; /* current depth of mac_suspend levels */
 468         u32 wake_override;      /* Various conditions to force MAC to WAKE mode */
 469         u32 mute_override;      /* Prevent ucode from sending beacons */
 470         u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */
 471         u32 led_gpio_mask;      /* LED GPIO Mask */
 472         bool noreset;           /* true= do not reset hw, used by WLC_OUT */
 473         bool forcefastclk;      /* true if the h/w is forcing the use of fast clk */
 474         bool clk;               /* core is out of reset and has clock */
 475         bool sbclk;             /* sb has clock */
 476         struct bmac_pmq *bmac_pmq; /*  bmac PM states derived from ucode PMQ */
 477         bool phyclk;            /* phy is out of reset and has clock */
 478         bool dma_lpbk;          /* core is in DMA loopback */
 479
 480         bool ucode_loaded;      /* true after ucode downloaded */
 481
 482
 483         u8 hw_stf_ss_opmode;    /* STF single stream operation mode */
 484         u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic
 485                                  * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board
 486                                  */
 487         u32 antsel_avail;       /*
 488                                  * put struct antsel_info here if more info is
 489                                  * needed
 490                                  */
 491 };
 492
 493 /* TX Queue information
 494  *
 495  * Each flow of traffic out of the device has a TX Queue with independent
 496  * flow control. Several interfaces may be associated with a single TX Queue
 497  * if they belong to the same flow of traffic from the device. For multi-channel
 498  * operation there are independent TX Queues for each channel.
 499  */
 500 typedef struct wlc_txq_info {
 501         struct wlc_txq_info *next;
 502         struct pktq q;
 503         uint stopped;           /* tx flow control bits */
 504 } wlc_txq_info_t;
 505
 506 /*
 507  * Principal common (os-independent) software data structure.
 508  */
 509 struct wlc_info {
 510         struct wlc_pub *pub;            /* pointer to wlc public state */
 511         struct osl_info *osh;           /* pointer to os handle */
 512         struct wl_info *wl;     /* pointer to os-specific private state */
 513         d11regs_t *regs;        /* pointer to device registers */
 514
 515         struct wlc_hw_info *hw; /* HW related state used primarily by BMAC */
 516
 517         /* clock */
 518         int clkreq_override;    /* setting for clkreq for PCIE : Auto, 0, 1 */
 519         u16 fastpwrup_dly;      /* time in us needed to bring up d11 fast clock */
 520
 521         /* interrupt */
 522         u32 macintstatus;       /* bit channel between isr and dpc */
 523         u32 macintmask; /* sw runtime master macintmask value */
 524         u32 defmacintmask;      /* default "on" macintmask value */
 525
 526         /* up and down */
 527         bool device_present;    /* (removable) device is present */
 528
 529         bool clk;               /* core is out of reset and has clock */
 530
 531         /* multiband */
 532         struct wlccore *core;   /* pointer to active io core */
 533         struct wlcband *band;   /* pointer to active per-band state */
 534         struct wlccore *corestate;      /* per-core state (one per hw core) */
 535         /* per-band state (one per phy/radio): */
 536         struct wlcband *bandstate[MAXBANDS];
 537
 538         bool war16165;          /* PCI slow clock 16165 war flag */
 539
 540         bool tx_suspended;      /* data fifos need to remain suspended */
 541
 542         uint txpend16165war;
 543
 544         /* packet queue */
 545         uint qvalid;            /* DirFrmQValid and BcMcFrmQValid */
 546
 547         /* Regulatory power limits */
 548         s8 txpwr_local_max;     /* regulatory local txpwr max */
 549         u8 txpwr_local_constraint;      /* local power contraint in dB */
 550
 551
 552         struct ampdu_info *ampdu;       /* ampdu module handler */
 553         struct antsel_info *asi;        /* antsel module handler */
 554         wlc_cm_info_t *cmi;     /* channel manager module handler */
 555
 556         void *btparam;          /* bus type specific cookie */
 557
 558         uint vars_size;         /* size of vars, free vars on detach */
 559
 560         u16 vendorid;   /* PCI vendor id */
 561         u16 deviceid;   /* PCI device id */
 562         uint ucode_rev;         /* microcode revision */
 563
 564         u32 machwcap;   /* MAC capabilities, BMAC shadow */
 565
 566         u8 perm_etheraddr[ETH_ALEN];    /* original sprom local ethernet address */
 567
 568         bool bandlocked;        /* disable auto multi-band switching */
 569         bool bandinit_pending;  /* track band init in auto band */
 570
 571         bool radio_monitor;     /* radio timer is running */
 572         bool down_override;     /* true=down */
 573         bool going_down;        /* down path intermediate variable */
 574
 575         bool mpc;               /* enable minimum power consumption */
 576         u8 mpc_dlycnt;  /* # of watchdog cnt before turn disable radio */
 577         u8 mpc_offcnt;  /* # of watchdog cnt that radio is disabled */
 578         u8 mpc_delay_off;       /* delay radio disable by # of watchdog cnt */
 579         u8 prev_non_delay_mpc;  /* prev state wlc_is_non_delay_mpc */
 580
 581         /* timer */
 582         struct wl_timer *wdtimer;       /* timer for watchdog routine */
 583         uint fast_timer;        /* Periodic timeout for 'fast' timer */
 584         uint slow_timer;        /* Periodic timeout for 'slow' timer */
 585         uint glacial_timer;     /* Periodic timeout for 'glacial' timer */
 586         uint phycal_mlo;        /* last time measurelow calibration was done */
 587         uint phycal_txpower;    /* last time txpower calibration was done */
 588
 589         struct wl_timer *radio_timer;   /* timer for hw radio button monitor routine */
 590         struct wl_timer *pspoll_timer;  /* periodic pspoll timer */
 591
 592         /* promiscuous */
 593         bool monitor;           /* monitor (MPDU sniffing) mode */
 594         bool bcnmisc_ibss;      /* bcns promisc mode override for IBSS */
 595         bool bcnmisc_scan;      /* bcns promisc mode override for scan */
 596         bool bcnmisc_monitor;   /* bcns promisc mode override for monitor */
 597
 598         u8 bcn_wait_prd;        /* max waiting period (for beacon) in 1024TU */
 599
 600         /* driver feature */
 601         bool _rifs;             /* enable per-packet rifs */
 602         s32 rifs_advert;        /* RIFS mode advertisement */
 603         s8 sgi_tx;              /* sgi tx */
 604         bool wet;               /* true if wireless ethernet bridging mode */
 605
 606         /* AP-STA synchronization, power save */
 607         bool check_for_unaligned_tbtt;  /* check unaligned tbtt flag */
 608         bool PM_override;       /* no power-save flag, override PM(user input) */
 609         bool PMenabled;         /* current power-management state (CAM or PS) */
 610         bool PMpending;         /* waiting for tx status with PM indicated set */
 611         bool PMblocked;         /* block any PSPolling in PS mode, used to buffer
 612                                  * AP traffic, also used to indicate in progress
 613                                  * of scan, rm, etc. off home channel activity.
 614                                  */
 615         bool PSpoll;            /* whether there is an outstanding PS-Poll frame */
 616         u8 PM;          /* power-management mode (CAM, PS or FASTPS) */
 617         bool PMawakebcn;        /* bcn recvd during current waking state */
 618
 619         bool WME_PM_blocked;    /* Can STA go to PM when in WME Auto mode */
 620         bool wake;              /* host-specified PS-mode sleep state */
 621         u8 pspoll_prd;  /* pspoll interval in milliseconds */
 622         u8 bcn_li_bcn;  /* beacon listen interval in # beacons */
 623         u8 bcn_li_dtim; /* beacon listen interval in # dtims */
 624
 625         bool WDarmed;           /* watchdog timer is armed */
 626         u32 WDlast;             /* last time wlc_watchdog() was called */
 627
 628         /* WME */
 629         ac_bitmap_t wme_dp;     /* Discard (oldest first) policy per AC */
 630         bool wme_apsd;          /* enable Advanced Power Save Delivery */
 631         ac_bitmap_t wme_admctl; /* bit i set if AC i under admission control */
 632         u16 edcf_txop[AC_COUNT];        /* current txop for each ac */
 633         wme_param_ie_t wme_param_ie;    /* WME parameter info element, which on STA
 634                                          * contains parameters in use locally, and on
 635                                          * AP contains parameters advertised to STA
 636                                          * in beacons and assoc responses.
 637                                          */
 638         bool wme_prec_queuing;  /* enable/disable non-wme STA prec queuing */
 639         u16 wme_retries[AC_COUNT];      /* per-AC retry limits */
 640
 641         int vlan_mode;          /* OK to use 802.1Q Tags (ON, OFF, AUTO) */
 642         u16 tx_prec_map;        /* Precedence map based on HW FIFO space */
 643         u16 fifo2prec_map[NFIFO];       /* pointer to fifo2_prec map based on WME */
 644
 645         /* BSS Configurations */
 646         wlc_bsscfg_t *bsscfg[WLC_MAXBSSCFG];    /* set of BSS configurations, idx 0 is default and
 647                                                  * always valid
 648                                                  */
 649         wlc_bsscfg_t *cfg;      /* the primary bsscfg (can be AP or STA) */
 650         u8 stas_associated;     /* count of ASSOCIATED STA bsscfgs */
 651         u8 aps_associated;      /* count of UP AP bsscfgs */
 652         u8 block_datafifo;      /* prohibit posting frames to data fifos */
 653         bool bcmcfifo_drain;    /* TX_BCMC_FIFO is set to drain */
 654
 655         /* tx queue */
 656         wlc_txq_info_t *tx_queues;      /* common TX Queue list */
 657
 658         /* event */
 659         wlc_eventq_t *eventq;   /* event queue for deferred processing */
 660
 661         /* security */
 662         wsec_key_t *wsec_keys[WSEC_MAX_KEYS];   /* dynamic key storage */
 663         wsec_key_t *wsec_def_keys[WLC_DEFAULT_KEYS];    /* default key storage */
 664         bool wsec_swkeys;       /* indicates that all keys should be
 665                                  * treated as sw keys (used for debugging)
 666                                  */
 667         modulecb_t *modulecb;
 668         dumpcb_t *dumpcb_head;
 669
 670         u8 mimoft;              /* SIGN or 11N */
 671         u8 mimo_band_bwcap;     /* bw cap per band type */
 672         s8 txburst_limit_override;      /* tx burst limit override */
 673         u16 txburst_limit;      /* tx burst limit value */
 674         s8 cck_40txbw;  /* 11N, cck tx b/w override when in 40MHZ mode */
 675         s8 ofdm_40txbw; /* 11N, ofdm tx b/w override when in 40MHZ mode */
 676         s8 mimo_40txbw; /* 11N, mimo tx b/w override when in 40MHZ mode */
 677         /* HT CAP IE being advertised by this node: */
 678         struct ieee80211_ht_cap ht_cap;
 679
 680         uint seckeys;           /* 54 key table shm address */
 681         uint tkmickeys;         /* 12 TKIP MIC key table shm address */
 682
 683         wlc_bss_info_t *default_bss;    /* configured BSS parameters */
 684
 685         u16 AID;                /* association ID */
 686         u16 counter;            /* per-sdu monotonically increasing counter */
 687         u16 mc_fid_counter;     /* BC/MC FIFO frame ID counter */
 688
 689         bool ibss_allowed;      /* false, all IBSS will be ignored during a scan
 690                                  * and the driver will not allow the creation of
 691                                  * an IBSS network
 692                                  */
 693         bool ibss_coalesce_allowed;
 694
 695         char country_default[WLC_CNTRY_BUF_SZ]; /* saved country for leaving 802.11d
 696                                                  * auto-country mode
 697                                                  */
 698         char autocountry_default[WLC_CNTRY_BUF_SZ];     /* initial country for 802.11d
 699                                                          * auto-country mode
 700                                                          */
 701 #ifdef BCMDBG
 702         bcm_tlv_t *country_ie_override; /* debug override of announced Country IE */
 703 #endif
 704
 705         u16 prb_resp_timeout;   /* do not send prb resp if request older than this,
 706                                          * 0 = disable
 707                                          */
 708
 709         wlc_rateset_t sup_rates_override;       /* use only these rates in 11g supported rates if
 710                                                  * specifed
 711                                                  */
 712
 713         chanspec_t home_chanspec;       /* shared home chanspec */
 714
 715         /* PHY parameters */
 716         chanspec_t chanspec;    /* target operational channel */
 717         u16 usr_fragthresh;     /* user configured fragmentation threshold */
 718         u16 fragthresh[NFIFO];  /* per-fifo fragmentation thresholds */
 719         u16 RTSThresh;  /* 802.11 dot11RTSThreshold */
 720         u16 SRL;                /* 802.11 dot11ShortRetryLimit */
 721         u16 LRL;                /* 802.11 dot11LongRetryLimit */
 722         u16 SFBL;               /* Short Frame Rate Fallback Limit */
 723         u16 LFBL;               /* Long Frame Rate Fallback Limit */
 724
 725         /* network config */
 726         bool shortpreamble;     /* currently operating with CCK ShortPreambles */
 727         bool shortslot;         /* currently using 11g ShortSlot timing */
 728         s8 barker_preamble;     /* current Barker Preamble Mode */
 729         s8 shortslot_override;  /* 11g ShortSlot override */
 730         bool include_legacy_erp;        /* include Legacy ERP info elt ID 47 as well as g ID 42 */
 731         bool barker_overlap_control;    /* true: be aware of overlapping BSSs for barker */
 732         bool ignore_bcns;       /* override: ignore non shortslot bcns in a 11g network */
 733         bool legacy_probe;      /* restricts probe requests to CCK rates */
 734
 735         wlc_protection_t *protection;
 736         s8 PLCPHdr_override;    /* 802.11b Preamble Type override */
 737
 738         wlc_stf_t *stf;
 739
 740         pkt_cb_t *pkt_callback; /* tx completion callback handlers */
 741
 742         u32 txretried;  /* tx retried number in one msdu */
 743
 744         ratespec_t bcn_rspec;   /* save bcn ratespec purpose */
 745
 746         bool apsd_sta_usp;      /* Unscheduled Service Period in progress on STA */
 747         struct wl_timer *apsd_trigger_timer;    /* timer for wme apsd trigger frames */
 748         u32 apsd_trigger_timeout;       /* timeout value for apsd_trigger_timer (in ms)
 749                                          * 0 == disable
 750                                          */
 751         ac_bitmap_t apsd_trigger_ac;    /* Permissible Acess Category in which APSD Null
 752                                          * Trigger frames can be send
 753                                          */
 754         u8 htphy_membership;    /* HT PHY membership */
 755
 756         bool _regulatory_domain;        /* 802.11d enabled? */
 757
 758         u8 mimops_PM;
 759
 760         u8 txpwr_percent;       /* power output percentage */
 761
 762         u8 ht_wsec_restriction; /* the restriction of HT with TKIP or WEP */
 763
 764         uint tempsense_lasttime;
 765
 766         u16 tx_duty_cycle_ofdm; /* maximum allowed duty cycle for OFDM */
 767         u16 tx_duty_cycle_cck;  /* maximum allowed duty cycle for CCK */
 768
 769         u16 next_bsscfg_ID;
 770
 771         struct wlc_if *wlcif_list;      /* linked list of wlc_if structs */
 772         wlc_txq_info_t *active_queue;   /* txq for the currently active transmit context */
 773         u32 mpc_dur;            /* total time (ms) in mpc mode except for the
 774                                  * portion since radio is turned off last time
 775                                  */
 776         u32 mpc_laston_ts;      /* timestamp (ms) when radio is turned off last
 777                                  * time
 778                                  */
 779         bool pr80838_war;
 780         uint hwrxoff;
 781 };
 782
 783 /* antsel module specific state */
 784 struct antsel_info {
 785         struct wlc_info *wlc;   /* pointer to main wlc structure */
 786         struct wlc_pub *pub;            /* pointer to public fn */
 787         u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic
 788                                  * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board
 789                                  */
 790         u8 antsel_antswitch;    /* board level antenna switch type */
 791         bool antsel_avail;      /* Ant selection availability (SROM based) */
 792         wlc_antselcfg_t antcfg_11n;     /* antenna configuration */
 793         wlc_antselcfg_t antcfg_cur;     /* current antenna config (auto) */
 794 };
 795
 796 #define CHANNEL_BANDUNIT(wlc, ch) (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX)
 797 #define OTHERBANDUNIT(wlc)      ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX))
 798
 799 #define IS_MBAND_UNLOCKED(wlc) \
 800         ((NBANDS(wlc) > 1) && !(wlc)->bandlocked)
 801
 802 #define WLC_BAND_PI_RADIO_CHANSPEC wlc_phy_chanspec_get(wlc->band->pi)
 803
 804 /* sum the individual fifo tx pending packet counts */
 805 #define TXPKTPENDTOT(wlc) ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \
 806         (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3])
 807 #define TXPKTPENDGET(wlc, fifo)         ((wlc)->core->txpktpend[(fifo)])
 808 #define TXPKTPENDINC(wlc, fifo, val)    ((wlc)->core->txpktpend[(fifo)] += (val))
 809 #define TXPKTPENDDEC(wlc, fifo, val)    ((wlc)->core->txpktpend[(fifo)] -= (val))
 810 #define TXPKTPENDCLR(wlc, fifo)         ((wlc)->core->txpktpend[(fifo)] = 0)
 811 #define TXAVAIL(wlc, fifo)              (*(wlc)->core->txavail[(fifo)])
 812 #define GETNEXTTXP(wlc, _queue)                                                         \
 813                 dma_getnexttxp((wlc)->hw->di[(_queue)], HNDDMA_RANGE_TRANSMITTED)
 814
 815 #define WLC_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \
 816         ((len1 == len2) && !memcmp(ssid1, ssid2, len1))
 817
 818 extern void wlc_high_dpc(struct wlc_info *wlc, u32 macintstatus);
 819 extern void wlc_fatal_error(struct wlc_info *wlc);
 820 extern void wlc_bmac_rpc_watchdog(struct wlc_info *wlc);
 821 extern void wlc_recv(struct wlc_info *wlc, struct sk_buff *p);
 822 extern bool wlc_dotxstatus(struct wlc_info *wlc, tx_status_t *txs, u32 frm_tx2);
 823 extern void wlc_txfifo(struct wlc_info *wlc, uint fifo, struct sk_buff *p,
 824                        bool commit, s8 txpktpend);
 825 extern void wlc_txfifo_complete(struct wlc_info *wlc, uint fifo, s8 txpktpend);
 826 extern void wlc_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu,
 827                         uint prec);
 828 extern void wlc_info_init(struct wlc_info *wlc, int unit);
 829 extern void wlc_print_txstatus(tx_status_t *txs);
 830 extern int wlc_xmtfifo_sz_get(struct wlc_info *wlc, uint fifo, uint *blocks);
 831 extern void wlc_write_template_ram(struct wlc_info *wlc, int offset, int len,
 832                                    void *buf);
 833 extern void wlc_write_hw_bcntemplates(struct wlc_info *wlc, void *bcn, int len,
 834                                       bool both);
 835 #if defined(BCMDBG)
 836 extern void wlc_get_rcmta(struct wlc_info *wlc, int idx,
 837                           u8 *addr);
 838 #endif
 839 extern void wlc_set_rcmta(struct wlc_info *wlc, int idx,
 840                           const u8 *addr);
 841 extern void wlc_set_addrmatch(struct wlc_info *wlc, int match_reg_offset,
 842                               const u8 *addr);
 843 extern void wlc_read_tsf(struct wlc_info *wlc, u32 *tsf_l_ptr,
 844                          u32 *tsf_h_ptr);
 845 extern void wlc_set_cwmin(struct wlc_info *wlc, u16 newmin);
 846 extern void wlc_set_cwmax(struct wlc_info *wlc, u16 newmax);
 847 extern void wlc_fifoerrors(struct wlc_info *wlc);
 848 extern void wlc_pllreq(struct wlc_info *wlc, bool set, mbool req_bit);
 849 extern void wlc_reset_bmac_done(struct wlc_info *wlc);
 850 extern void wlc_protection_upd(struct wlc_info *wlc, uint idx, int val);
 851 extern void wlc_hwtimer_gptimer_set(struct wlc_info *wlc, uint us);
 852 extern void wlc_hwtimer_gptimer_abort(struct wlc_info *wlc);
 853
 854 #if defined(BCMDBG)
 855 extern void wlc_print_rxh(d11rxhdr_t *rxh);
 856 extern void wlc_print_hdrs(struct wlc_info *wlc, const char *prefix, u8 *frame,
 857                            d11txh_t *txh, d11rxhdr_t *rxh, uint len);
 858 extern void wlc_print_txdesc(d11txh_t *txh);
 859 #endif
 860 #if defined(BCMDBG)
 861 extern void wlc_print_dot11_mac_hdr(u8 *buf, int len);
 862 #endif
 863
 864 extern void wlc_setxband(struct wlc_hw_info *wlc_hw, uint bandunit);
 865 extern void wlc_coredisable(struct wlc_hw_info *wlc_hw);
 866
 867 extern bool wlc_valid_rate(struct wlc_info *wlc, ratespec_t rate, int band,
 868                            bool verbose);
 869 extern void wlc_ap_upd(struct wlc_info *wlc);
 870
 871 /* helper functions */
 872 extern void wlc_shm_ssid_upd(struct wlc_info *wlc, wlc_bsscfg_t *cfg);
 873 extern int wlc_set_gmode(struct wlc_info *wlc, u8 gmode, bool config);
 874
 875 extern void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc);
 876 extern void wlc_mac_bcn_promisc(struct wlc_info *wlc);
 877 extern void wlc_mac_promisc(struct wlc_info *wlc);
 878 extern void wlc_txflowcontrol(struct wlc_info *wlc, wlc_txq_info_t *qi, bool on,
 879                               int prio);
 880 extern void wlc_txflowcontrol_override(struct wlc_info *wlc, wlc_txq_info_t *qi,
 881                                        bool on, uint override);
 882 extern bool wlc_txflowcontrol_prio_isset(struct wlc_info *wlc,
 883                                          wlc_txq_info_t *qi, int prio);
 884 extern void wlc_send_q(struct wlc_info *wlc, wlc_txq_info_t *qi);
 885 extern int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifo);
 886
 887 extern u16 wlc_calc_lsig_len(struct wlc_info *wlc, ratespec_t ratespec,
 888                                 uint mac_len);
 889 extern ratespec_t wlc_rspec_to_rts_rspec(struct wlc_info *wlc, ratespec_t rspec,
 890                                          bool use_rspec, u16 mimo_ctlchbw);
 891 extern u16 wlc_compute_rtscts_dur(struct wlc_info *wlc, bool cts_only,
 892                                      ratespec_t rts_rate, ratespec_t frame_rate,
 893                                      u8 rts_preamble_type,
 894                                      u8 frame_preamble_type, uint frame_len,
 895                                      bool ba);
 896
 897 extern void wlc_tbtt(struct wlc_info *wlc, d11regs_t *regs);
 898
 899 #if defined(BCMDBG)
 900 extern void wlc_dump_ie(struct wlc_info *wlc, bcm_tlv_t *ie,
 901                         struct bcmstrbuf *b);
 902 #endif
 903
 904 extern bool wlc_ps_check(struct wlc_info *wlc);
 905 extern void wlc_reprate_init(struct wlc_info *wlc);
 906 extern void wlc_bsscfg_reprate_init(wlc_bsscfg_t *bsscfg);
 907 extern void wlc_uint64_sub(u32 *a_high, u32 *a_low, u32 b_high,
 908                            u32 b_low);
 909 extern u32 wlc_calc_tbtt_offset(u32 bi, u32 tsf_h, u32 tsf_l);
 910
 911 /* Shared memory access */
 912 extern void wlc_write_shm(struct wlc_info *wlc, uint offset, u16 v);
 913 extern u16 wlc_read_shm(struct wlc_info *wlc, uint offset);
 914 extern void wlc_set_shm(struct wlc_info *wlc, uint offset, u16 v, int len);
 915 extern void wlc_copyto_shm(struct wlc_info *wlc, uint offset, const void *buf,
 916                            int len);
 917 extern void wlc_copyfrom_shm(struct wlc_info *wlc, uint offset, void *buf,
 918                              int len);
 919
 920 extern void wlc_update_beacon(struct wlc_info *wlc);
 921 extern void wlc_bss_update_beacon(struct wlc_info *wlc,
 922                                   struct wlc_bsscfg *bsscfg);
 923
 924 extern void wlc_update_probe_resp(struct wlc_info *wlc, bool suspend);
 925 extern void wlc_bss_update_probe_resp(struct wlc_info *wlc, wlc_bsscfg_t *cfg,
 926                                       bool suspend);
 927
 928 extern bool wlc_ismpc(struct wlc_info *wlc);
 929 extern bool wlc_is_non_delay_mpc(struct wlc_info *wlc);
 930 extern void wlc_radio_mpc_upd(struct wlc_info *wlc);
 931 extern bool wlc_prec_enq(struct wlc_info *wlc, struct pktq *q, void *pkt,
 932                          int prec);
 933 extern bool wlc_prec_enq_head(struct wlc_info *wlc, struct pktq *q,
 934                               struct sk_buff *pkt, int prec, bool head);
 935 extern u16 wlc_phytxctl1_calc(struct wlc_info *wlc, ratespec_t rspec);
 936 extern void wlc_compute_plcp(struct wlc_info *wlc, ratespec_t rate, uint length,
 937                              u8 *plcp);
 938 extern uint wlc_calc_frame_time(struct wlc_info *wlc, ratespec_t ratespec,
 939                                 u8 preamble_type, uint mac_len);
 940
 941 extern void wlc_set_chanspec(struct wlc_info *wlc, chanspec_t chanspec);
 942
 943 extern bool wlc_timers_init(struct wlc_info *wlc, int unit);
 944
 945 extern const bcm_iovar_t wlc_iovars[];
 946
 947 extern int wlc_doiovar(void *hdl, const bcm_iovar_t *vi, u32 actionid,
 948                        const char *name, void *params, uint p_len, void *arg,
 949                        int len, int val_size, struct wlc_if *wlcif);
 950
 951 #if defined(BCMDBG)
 952 extern void wlc_print_ies(struct wlc_info *wlc, u8 *ies, uint ies_len);
 953 #endif
 954
 955 extern int wlc_set_nmode(struct wlc_info *wlc, s32 nmode);
 956 extern void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode);
 957 extern void wlc_mimops_action_ht_send(struct wlc_info *wlc,
 958                                       wlc_bsscfg_t *bsscfg, u8 mimops_mode);
 959
 960 extern void wlc_switch_shortslot(struct wlc_info *wlc, bool shortslot);
 961 extern void wlc_set_bssid(wlc_bsscfg_t *cfg);
 962 extern void wlc_edcf_setparams(wlc_bsscfg_t *cfg, bool suspend);
 963
 964 extern void wlc_set_ratetable(struct wlc_info *wlc);
 965 extern int wlc_set_mac(wlc_bsscfg_t *cfg);
 966 extern void wlc_beacon_phytxctl_txant_upd(struct wlc_info *wlc,
 967                                           ratespec_t bcn_rate);
 968 extern void wlc_mod_prb_rsp_rate_table(struct wlc_info *wlc, uint frame_len);
 969 extern ratespec_t wlc_lowest_basic_rspec(struct wlc_info *wlc,
 970                                          wlc_rateset_t *rs);
 971 extern u16 wlc_compute_bcntsfoff(struct wlc_info *wlc, ratespec_t rspec,
 972                                     bool short_preamble, bool phydelay);
 973 extern void wlc_radio_disable(struct wlc_info *wlc);
 974 extern void wlc_bcn_li_upd(struct wlc_info *wlc);
 975
 976 extern int wlc_get_revision_info(struct wlc_info *wlc, void *buf, uint len);
 977 extern void wlc_out(struct wlc_info *wlc);
 978 extern void wlc_set_home_chanspec(struct wlc_info *wlc, chanspec_t chanspec);
 979 extern void wlc_watchdog_upd(struct wlc_info *wlc, bool tbtt);
 980 extern bool wlc_ps_allowed(struct wlc_info *wlc);
 981 extern bool wlc_stay_awake(struct wlc_info *wlc);
 982 extern void wlc_wme_initparams_sta(struct wlc_info *wlc, wme_param_ie_t *pe);
 983
 984 extern void wlc_bss_list_free(struct wlc_info *wlc, wlc_bss_list_t *bss_list);
 985 extern void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode);
 986 #endif                          /* _wlc_h_ */