/* * Copyright (c) 2010 Broadcom Corporation * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef _wlc_h_ #define _wlc_h_ #define MA_WINDOW_SZ 8 /* moving average window size */ #define WL_HWRXOFF 38 /* chip rx buffer offset */ #define INVCHANNEL 255 /* invalid channel */ #define MAXCOREREV 28 /* max # supported core revisions (0 .. MAXCOREREV - 1) */ #define WLC_MAXMODULES 22 /* max # wlc_module_register() calls */ #define WLC_BITSCNT(x) bcm_bitcount((u8 *)&(x), sizeof(u8)) /* Maximum wait time for a MAC suspend */ #define WLC_MAX_MAC_SUSPEND 83000 /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */ /* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable */ #define WLC_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */ /* transmit buffer max headroom for protocol headers */ #define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN) /* For managing scan result lists */ struct wlc_bss_list { uint count; bool beacon; /* set for beacon, cleared for probe response */ wlc_bss_info_t *ptrs[MAXBSS]; }; #define SW_TIMER_MAC_STAT_UPD 30 /* periodic MAC stats update */ /* Double check that unsupported cores are not enabled */ #if CONF_MSK(D11CONF, 0x4f) || CONF_GE(D11CONF, MAXCOREREV) #error "Configuration for D11CONF includes unsupported versions." #endif /* Bad versions */ #define VALID_COREREV(corerev) CONF_HAS(D11CONF, corerev) /* values for shortslot_override */ #define WLC_SHORTSLOT_AUTO -1 /* Driver will manage Shortslot setting */ #define WLC_SHORTSLOT_OFF 0 /* Turn off short slot */ #define WLC_SHORTSLOT_ON 1 /* Turn on short slot */ /* value for short/long and mixmode/greenfield preamble */ #define WLC_LONG_PREAMBLE (0) #define WLC_SHORT_PREAMBLE (1 << 0) #define WLC_GF_PREAMBLE (1 << 1) #define WLC_MM_PREAMBLE (1 << 2) #define WLC_IS_MIMO_PREAMBLE(_pre) (((_pre) == WLC_GF_PREAMBLE) || ((_pre) == WLC_MM_PREAMBLE)) /* values for barker_preamble */ #define WLC_BARKER_SHORT_ALLOWED 0 /* Short pre-amble allowed */ /* A fifo is full. Clear precedences related to that FIFO */ #define WLC_TX_FIFO_CLEAR(wlc, fifo) ((wlc)->tx_prec_map &= ~(wlc)->fifo2prec_map[fifo]) /* Fifo is NOT full. Enable precedences for that FIFO */ #define WLC_TX_FIFO_ENAB(wlc, fifo) ((wlc)->tx_prec_map |= (wlc)->fifo2prec_map[fifo]) /* TxFrameID */ /* seq and frag bits: SEQNUM_SHIFT, FRAGNUM_MASK (802.11.h) */ /* rate epoch bits: TXFID_RATE_SHIFT, TXFID_RATE_MASK ((wlc_rate.c) */ #define TXFID_QUEUE_MASK 0x0007 /* Bits 0-2 */ #define TXFID_SEQ_MASK 0x7FE0 /* Bits 5-15 */ #define TXFID_SEQ_SHIFT 5 /* Number of bit shifts */ #define TXFID_RATE_PROBE_MASK 0x8000 /* Bit 15 for rate probe */ #define TXFID_RATE_MASK 0x0018 /* Mask for bits 3 and 4 */ #define TXFID_RATE_SHIFT 3 /* Shift 3 bits for rate mask */ /* promote boardrev */ #define BOARDREV_PROMOTABLE 0xFF /* from */ #define BOARDREV_PROMOTED 1 /* to */ /* if wpa is in use then portopen is true when the group key is plumbed otherwise it is always true */ #define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED)) #define WLC_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \ ((bsscfg)->wsec & WSEC_SWFLAG))) #define WLC_PORTOPEN(cfg) \ (((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \ (cfg)->wsec_portopen : true) #define PS_ALLOWED(wlc) wlc_ps_allowed(wlc) #define DATA_BLOCK_TX_SUPR (1 << 4) /* 802.1D Priority to TX FIFO number for wme */ extern const u8 prio2fifo[]; /* Ucode MCTL_WAKE override bits */ #define WLC_WAKE_OVERRIDE_CLKCTL 0x01 #define WLC_WAKE_OVERRIDE_PHYREG 0x02 #define WLC_WAKE_OVERRIDE_MACSUSPEND 0x04 #define WLC_WAKE_OVERRIDE_TXFIFO 0x08 #define WLC_WAKE_OVERRIDE_FORCEFAST 0x10 /* stuff pulled in from wlc.c */ /* Interrupt bit error summary. Don't include I_RU: we refill DMA at other * times; and if we run out, constant I_RU interrupts may cause lockup. We * will still get error counts from rx0ovfl. */ #define I_ERRORS (I_PC | I_PD | I_DE | I_RO | I_XU) /* default software intmasks */ #define DEF_RXINTMASK (I_RI) /* enable rx int on rxfifo only */ #define DEF_MACINTMASK (MI_TXSTOP | MI_TBTT | MI_ATIMWINEND | MI_PMQ | \ MI_PHYTXERR | MI_DMAINT | MI_TFS | MI_BG_NOISE | \ MI_CCA | MI_TO | MI_GP0 | MI_RFDISABLE | MI_PWRUP) #define RETRY_SHORT_DEF 7 /* Default Short retry Limit */ #define RETRY_SHORT_MAX 255 /* Maximum Short retry Limit */ #define RETRY_LONG_DEF 4 /* Default Long retry count */ #define RETRY_SHORT_FB 3 /* Short retry count for fallback rate */ #define RETRY_LONG_FB 2 /* Long retry count for fallback rate */ #define MAXTXPKTS 6 /* max # pkts pending */ /* frameburst */ #define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */ #define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */ /* Per-AC retry limit register definitions; uses bcmdefs.h bitfield macros */ #define EDCF_SHORT_S 0 #define EDCF_SFB_S 4 #define EDCF_LONG_S 8 #define EDCF_LFB_S 12 #define EDCF_SHORT_M BITFIELD_MASK(4) #define EDCF_SFB_M BITFIELD_MASK(4) #define EDCF_LONG_M BITFIELD_MASK(4) #define EDCF_LFB_M BITFIELD_MASK(4) #define WLC_WME_RETRY_SHORT_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SHORT) #define WLC_WME_RETRY_SFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SFB) #define WLC_WME_RETRY_LONG_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LONG) #define WLC_WME_RETRY_LFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LFB) #define WLC_WME_RETRY_SHORT_SET(wlc, ac, val) \ (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SHORT, val)) #define WLC_WME_RETRY_SFB_SET(wlc, ac, val) \ (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SFB, val)) #define WLC_WME_RETRY_LONG_SET(wlc, ac, val) \ (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LONG, val)) #define WLC_WME_RETRY_LFB_SET(wlc, ac, val) \ (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LFB, val)) /* PLL requests */ #define WLC_PLLREQ_SHARED 0x1 /* pll is shared on old chips */ #define WLC_PLLREQ_RADIO_MON 0x2 /* hold pll for radio monitor register checking */ #define WLC_PLLREQ_FLIP 0x4 /* hold/release pll for some short operation */ /* * Macros to check if AP or STA is active. * AP Active means more than just configured: driver and BSS are "up"; * that is, we are beaconing/responding as an AP (aps_associated). * STA Active similarly means the driver is up and a configured STA BSS * is up: either associated (stas_associated) or trying. * * Macro definitions vary as per AP/STA ifdefs, allowing references to * ifdef'd structure fields and constant values (0) for optimization. * Make sure to enclose blocks of code such that any routines they * reference can also be unused and optimized out by the linker. */ /* NOTE: References structure fields defined in wlc.h */ #define AP_ACTIVE(wlc) (0) /* * Detect Card removed. * Even checking an sbconfig register read will not false trigger when the core is in reset. * it breaks CF address mechanism. Accessing gphy phyversion will cause SB error if aphy * is in reset on 4306B0-DB. Need a simple accessible reg with fixed 0/1 pattern * (some platforms return all 0). * If clocks are present, call the sb routine which will figure out if the device is removed. */ #define DEVICEREMOVED(wlc) \ ((wlc->hw->clk) ? \ ((R_REG(&wlc->hw->regs->maccontrol) & \ (MCTL_PSM_JMP_0 | MCTL_IHR_EN)) != MCTL_IHR_EN) : \ (ai_deviceremoved(wlc->hw->sih))) #define WLCWLUNIT(wlc) ((wlc)->pub->unit) struct wlc_protection { bool _g; /* use g spec protection, driver internal */ s8 g_override; /* override for use of g spec protection */ u8 gmode_user; /* user config gmode, operating band->gmode is different */ s8 overlap; /* Overlap BSS/IBSS protection for both 11g and 11n */ s8 nmode_user; /* user config nmode, operating pub->nmode is different */ s8 n_cfg; /* use OFDM protection on MIMO frames */ s8 n_cfg_override; /* override for use of N protection */ bool nongf; /* non-GF present protection */ s8 nongf_override; /* override for use of GF protection */ s8 n_pam_override; /* override for preamble: MM or GF */ bool n_obss; /* indicated OBSS Non-HT STA present */ uint longpre_detect_timeout; /* #sec until long preamble bcns gone */ uint barker_detect_timeout; /* #sec until bcns signaling Barker long preamble */ /* only is gone */ uint ofdm_ibss_timeout; /* #sec until ofdm IBSS beacons gone */ uint ofdm_ovlp_timeout; /* #sec until ofdm overlapping BSS bcns gone */ uint nonerp_ibss_timeout; /* #sec until nonerp IBSS beacons gone */ uint nonerp_ovlp_timeout; /* #sec until nonerp overlapping BSS bcns gone */ uint g_ibss_timeout; /* #sec until bcns signaling Use_Protection gone */ uint n_ibss_timeout; /* #sec until bcns signaling Use_OFDM_Protection gone */ uint ht20in40_ovlp_timeout; /* #sec until 20MHz overlapping OPMODE gone */ uint ht20in40_ibss_timeout; /* #sec until 20MHz-only HT station bcns gone */ uint non_gf_ibss_timeout; /* #sec until non-GF bcns gone */ }; /* anything affects the single/dual streams/antenna operation */ struct wlc_stf { u8 hw_txchain; /* HW txchain bitmap cfg */ u8 txchain; /* txchain bitmap being used */ u8 txstreams; /* number of txchains being used */ u8 hw_rxchain; /* HW rxchain bitmap cfg */ u8 rxchain; /* rxchain bitmap being used */ u8 rxstreams; /* number of rxchains being used */ u8 ant_rx_ovr; /* rx antenna override */ s8 txant; /* userTx antenna setting */ u16 phytxant; /* phyTx antenna setting in txheader */ u8 ss_opmode; /* singlestream Operational mode, 0:siso; 1:cdd */ bool ss_algosel_auto; /* if true, use wlc->stf->ss_algo_channel; */ /* else use wlc->band->stf->ss_mode_band; */ u16 ss_algo_channel; /* ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC */ u8 no_cddstbc; /* stf override, 1: no CDD (or STBC) allowed */ u8 rxchain_restore_delay; /* delay time to restore default rxchain */ s8 ldpc; /* AUTO/ON/OFF ldpc cap supported */ u8 txcore[MAX_STREAMS_SUPPORTED + 1]; /* bitmap of selected core for each Nsts */ s8 spatial_policy; }; #define WLC_STF_SS_STBC_TX(wlc, scb) \ (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) || \ (SCB_STBC_CAP((scb)) && \ (wlc)->band->band_stf_stbc_tx == AUTO && \ isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC)))) #define WLC_STBC_CAP_PHY(wlc) (WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) #define WLC_SGI_CAP_PHY(wlc) ((WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) || \ WLCISLCNPHY(wlc->band)) #define WLC_CHAN_PHYTYPE(x) (((x) & RXS_CHAN_PHYTYPE_MASK) >> RXS_CHAN_PHYTYPE_SHIFT) #define WLC_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) >> RXS_CHAN_ID_SHIFT) #define WLC_RX_CHANNEL(rxh) (WLC_CHAN_CHANNEL((rxh)->RxChan)) /* wlc_bss_info flag bit values */ #define WLC_BSS_HT 0x0020 /* BSS is HT (MIMO) capable */ /* Flags used in wlc_txq_info.stopped */ #define TXQ_STOP_FOR_PRIOFC_MASK 0x000000FF /* per prio flow control bits */ #define TXQ_STOP_FOR_PKT_DRAIN 0x00000100 /* stop txq enqueue for packet drain */ #define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200 /* stop txq enqueue for ampdu flow control */ #define WLC_HT_WEP_RESTRICT 0x01 /* restrict HT with WEP */ #define WLC_HT_TKIP_RESTRICT 0x02 /* restrict HT with TKIP */ /* * core state (mac) */ struct wlccore { uint coreidx; /* # sb enumerated core */ /* fifo */ uint *txavail[NFIFO]; /* # tx descriptors available */ s16 txpktpend[NFIFO]; /* tx admission control */ macstat_t *macstat_snapshot; /* mac hw prev read values */ }; /* * band state (phy+ana+radio) */ struct wlcband { int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */ uint bandunit; /* bandstate[] index */ u16 phytype; /* phytype */ u16 phyrev; u16 radioid; u16 radiorev; wlc_phy_t *pi; /* pointer to phy specific information */ bool abgphy_encore; u8 gmode; /* currently active gmode (see wlioctl.h) */ struct scb *hwrs_scb; /* permanent scb for hw rateset */ wlc_rateset_t defrateset; /* band-specific copy of default_bss.rateset */ ratespec_t rspec_override; /* 802.11 rate override */ ratespec_t mrspec_override; /* multicast rate override */ u8 band_stf_ss_mode; /* Configured STF type, 0:siso; 1:cdd */ s8 band_stf_stbc_tx; /* STBC TX 0:off; 1:force on; -1:auto */ wlc_rateset_t hw_rateset; /* rates supported by chip (phy-specific) */ u8 basic_rate[WLC_MAXRATE + 1]; /* basic rates indexed by rate */ bool mimo_cap_40; /* 40 MHz cap enabled on this band */ s8 antgain; /* antenna gain from srom */ u16 CWmin; /* The minimum size of contention window, in unit of aSlotTime */ u16 CWmax; /* The maximum size of contention window, in unit of aSlotTime */ u16 bcntsfoff; /* beacon tsf offset */ }; /* tx completion callback takes 3 args */ typedef void (*pkcb_fn_t) (struct wlc_info *wlc, uint txstatus, void *arg); struct pkt_cb { pkcb_fn_t fn; /* function to call when tx frame completes */ void *arg; /* void arg for fn */ u8 nextidx; /* index of next call back if threading */ bool entered; /* recursion check */ }; /* module control blocks */ struct modulecb { char name[32]; /* module name : NULL indicates empty array member */ const bcm_iovar_t *iovars; /* iovar table */ void *hdl; /* handle passed when handler 'doiovar' is called */ watchdog_fn_t watchdog_fn; /* watchdog handler */ iovar_fn_t iovar_fn; /* iovar handler */ down_fn_t down_fn; /* down handler. Note: the int returned * by the down function is a count of the * number of timers that could not be * freed. */ }; /* dump control blocks */ struct dumpcb_s { const char *name; /* dump name */ dump_fn_t dump_fn; /* 'wl dump' handler */ void *dump_fn_arg; struct dumpcb_s *next; }; /* virtual interface */ struct wlc_if { struct wlc_if *next; u8 type; /* WLC_IFTYPE_BSS or WLC_IFTYPE_WDS */ u8 index; /* assigned in wl_add_if(), index of the wlif if any, * not necessarily corresponding to bsscfg._idx or * AID2PVBMAP(scb). */ u8 flags; /* flags for the interface */ struct wl_if *wlif; /* pointer to wlif */ struct wlc_txq_info *qi; /* pointer to associated tx queue */ union { struct scb *scb; /* pointer to scb if WLC_IFTYPE_WDS */ struct wlc_bsscfg *bsscfg; /* pointer to bsscfg if WLC_IFTYPE_BSS */ } u; }; /* flags for the interface */ #define WLC_IF_LINKED 0x02 /* this interface is linked to a wl_if */ struct wlc_hwband { int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */ uint bandunit; /* bandstate[] index */ u16 mhfs[MHFMAX]; /* MHF array shadow */ u8 bandhw_stf_ss_mode; /* HW configured STF type, 0:siso; 1:cdd */ u16 CWmin; u16 CWmax; u32 core_flags; u16 phytype; /* phytype */ u16 phyrev; u16 radioid; u16 radiorev; wlc_phy_t *pi; /* pointer to phy specific information */ bool abgphy_encore; }; struct wlc_hw_info { bool _piomode; /* true if pio mode */ struct wlc_info *wlc; /* fifo */ struct hnddma_pub *di[NFIFO]; /* hnddma handles, per fifo */ uint unit; /* device instance number */ /* version info */ u16 vendorid; /* PCI vendor id */ u16 deviceid; /* PCI device id */ uint corerev; /* core revision */ u8 sromrev; /* version # of the srom */ u16 boardrev; /* version # of particular board */ u32 boardflags; /* Board specific flags from srom */ u32 boardflags2; /* More board flags if sromrev >= 4 */ u32 machwcap; /* MAC capabilities */ u32 machwcap_backup; /* backup of machwcap */ u16 ucode_dbgsel; /* dbgsel for ucode debug(config gpio) */ si_t *sih; /* SB handle (cookie for siutils calls) */ char *vars; /* "environment" name=value */ uint vars_size; /* size of vars, free vars on detach */ d11regs_t *regs; /* pointer to device registers */ void *physhim; /* phy shim layer handler */ void *phy_sh; /* pointer to shared phy state */ struct wlc_hwband *band;/* pointer to active per-band state */ struct wlc_hwband *bandstate[MAXBANDS];/* band state per phy/radio */ u16 bmac_phytxant; /* cache of high phytxant state */ bool shortslot; /* currently using 11g ShortSlot timing */ u16 SRL; /* 802.11 dot11ShortRetryLimit */ u16 LRL; /* 802.11 dot11LongRetryLimit */ u16 SFBL; /* Short Frame Rate Fallback Limit */ u16 LFBL; /* Long Frame Rate Fallback Limit */ bool up; /* d11 hardware up and running */ uint now; /* # elapsed seconds */ uint _nbands; /* # bands supported */ chanspec_t chanspec; /* bmac chanspec shadow */ uint *txavail[NFIFO]; /* # tx descriptors available */ u16 *xmtfifo_sz; /* fifo size in 256B for each xmt fifo */ mbool pllreq; /* pll requests to keep PLL on */ u8 suspended_fifos; /* Which TX fifo to remain awake for */ u32 maccontrol; /* Cached value of maccontrol */ uint mac_suspend_depth; /* current depth of mac_suspend levels */ u32 wake_override; /* Various conditions to force MAC to WAKE mode */ u32 mute_override; /* Prevent ucode from sending beacons */ u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */ u32 led_gpio_mask; /* LED GPIO Mask */ bool noreset; /* true= do not reset hw, used by WLC_OUT */ bool forcefastclk; /* true if the h/w is forcing the use of fast clk */ bool clk; /* core is out of reset and has clock */ bool sbclk; /* sb has clock */ struct bmac_pmq *bmac_pmq; /* bmac PM states derived from ucode PMQ */ bool phyclk; /* phy is out of reset and has clock */ bool dma_lpbk; /* core is in DMA loopback */ bool ucode_loaded; /* true after ucode downloaded */ u8 hw_stf_ss_opmode; /* STF single stream operation mode */ u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board */ u32 antsel_avail; /* * put struct antsel_info here if more info is * needed */ }; /* TX Queue information * * Each flow of traffic out of the device has a TX Queue with independent * flow control. Several interfaces may be associated with a single TX Queue * if they belong to the same flow of traffic from the device. For multi-channel * operation there are independent TX Queues for each channel. */ struct wlc_txq_info { struct wlc_txq_info *next; struct pktq q; uint stopped; /* tx flow control bits */ }; /* * Principal common (os-independent) software data structure. */ struct wlc_info { struct wlc_pub *pub; /* pointer to wlc public state */ struct wl_info *wl; /* pointer to os-specific private state */ d11regs_t *regs; /* pointer to device registers */ struct wlc_hw_info *hw; /* HW related state used primarily by BMAC */ /* clock */ int clkreq_override; /* setting for clkreq for PCIE : Auto, 0, 1 */ u16 fastpwrup_dly; /* time in us needed to bring up d11 fast clock */ /* interrupt */ u32 macintstatus; /* bit channel between isr and dpc */ u32 macintmask; /* sw runtime master macintmask value */ u32 defmacintmask; /* default "on" macintmask value */ /* up and down */ bool device_present; /* (removable) device is present */ bool clk; /* core is out of reset and has clock */ /* multiband */ struct wlccore *core; /* pointer to active io core */ struct wlcband *band; /* pointer to active per-band state */ struct wlccore *corestate; /* per-core state (one per hw core) */ /* per-band state (one per phy/radio): */ struct wlcband *bandstate[MAXBANDS]; bool war16165; /* PCI slow clock 16165 war flag */ bool tx_suspended; /* data fifos need to remain suspended */ uint txpend16165war; /* packet queue */ uint qvalid; /* DirFrmQValid and BcMcFrmQValid */ /* Regulatory power limits */ s8 txpwr_local_max; /* regulatory local txpwr max */ u8 txpwr_local_constraint; /* local power contraint in dB */ struct ampdu_info *ampdu; /* ampdu module handler */ struct antsel_info *asi; /* antsel module handler */ wlc_cm_info_t *cmi; /* channel manager module handler */ void *btparam; /* bus type specific cookie */ uint vars_size; /* size of vars, free vars on detach */ u16 vendorid; /* PCI vendor id */ u16 deviceid; /* PCI device id */ uint ucode_rev; /* microcode revision */ u32 machwcap; /* MAC capabilities, BMAC shadow */ u8 perm_etheraddr[ETH_ALEN]; /* original sprom local ethernet address */ bool bandlocked; /* disable auto multi-band switching */ bool bandinit_pending; /* track band init in auto band */ bool radio_monitor; /* radio timer is running */ bool down_override; /* true=down */ bool going_down; /* down path intermediate variable */ bool mpc; /* enable minimum power consumption */ u8 mpc_dlycnt; /* # of watchdog cnt before turn disable radio */ u8 mpc_offcnt; /* # of watchdog cnt that radio is disabled */ u8 mpc_delay_off; /* delay radio disable by # of watchdog cnt */ u8 prev_non_delay_mpc; /* prev state wlc_is_non_delay_mpc */ /* timer */ struct wl_timer *wdtimer; /* timer for watchdog routine */ uint fast_timer; /* Periodic timeout for 'fast' timer */ uint slow_timer; /* Periodic timeout for 'slow' timer */ uint glacial_timer; /* Periodic timeout for 'glacial' timer */ uint phycal_mlo; /* last time measurelow calibration was done */ uint phycal_txpower; /* last time txpower calibration was done */ struct wl_timer *radio_timer; /* timer for hw radio button monitor routine */ struct wl_timer *pspoll_timer; /* periodic pspoll timer */ /* promiscuous */ bool monitor; /* monitor (MPDU sniffing) mode */ bool bcnmisc_ibss; /* bcns promisc mode override for IBSS */ bool bcnmisc_scan; /* bcns promisc mode override for scan */ bool bcnmisc_monitor; /* bcns promisc mode override for monitor */ u8 bcn_wait_prd; /* max waiting period (for beacon) in 1024TU */ /* driver feature */ bool _rifs; /* enable per-packet rifs */ s32 rifs_advert; /* RIFS mode advertisement */ s8 sgi_tx; /* sgi tx */ bool wet; /* true if wireless ethernet bridging mode */ /* AP-STA synchronization, power save */ bool check_for_unaligned_tbtt; /* check unaligned tbtt flag */ bool PM_override; /* no power-save flag, override PM(user input) */ bool PMenabled; /* current power-management state (CAM or PS) */ bool PMpending; /* waiting for tx status with PM indicated set */ bool PMblocked; /* block any PSPolling in PS mode, used to buffer * AP traffic, also used to indicate in progress * of scan, rm, etc. off home channel activity. */ bool PSpoll; /* whether there is an outstanding PS-Poll frame */ u8 PM; /* power-management mode (CAM, PS or FASTPS) */ bool PMawakebcn; /* bcn recvd during current waking state */ bool WME_PM_blocked; /* Can STA go to PM when in WME Auto mode */ bool wake; /* host-specified PS-mode sleep state */ u8 pspoll_prd; /* pspoll interval in milliseconds */ u8 bcn_li_bcn; /* beacon listen interval in # beacons */ u8 bcn_li_dtim; /* beacon listen interval in # dtims */ bool WDarmed; /* watchdog timer is armed */ u32 WDlast; /* last time wlc_watchdog() was called */ /* WME */ ac_bitmap_t wme_dp; /* Discard (oldest first) policy per AC */ bool wme_apsd; /* enable Advanced Power Save Delivery */ ac_bitmap_t wme_admctl; /* bit i set if AC i under admission control */ u16 edcf_txop[AC_COUNT]; /* current txop for each ac */ wme_param_ie_t wme_param_ie; /* WME parameter info element, which on STA * contains parameters in use locally, and on * AP contains parameters advertised to STA * in beacons and assoc responses. */ bool wme_prec_queuing; /* enable/disable non-wme STA prec queuing */ u16 wme_retries[AC_COUNT]; /* per-AC retry limits */ int vlan_mode; /* OK to use 802.1Q Tags (ON, OFF, AUTO) */ u16 tx_prec_map; /* Precedence map based on HW FIFO space */ u16 fifo2prec_map[NFIFO]; /* pointer to fifo2_prec map based on WME */ /* * BSS Configurations set of BSS configurations, idx 0 is default and * always valid */ struct wlc_bsscfg *bsscfg[WLC_MAXBSSCFG]; struct wlc_bsscfg *cfg; /* the primary bsscfg (can be AP or STA) */ u8 stas_associated; /* count of ASSOCIATED STA bsscfgs */ u8 aps_associated; /* count of UP AP bsscfgs */ u8 block_datafifo; /* prohibit posting frames to data fifos */ bool bcmcfifo_drain; /* TX_BCMC_FIFO is set to drain */ /* tx queue */ struct wlc_txq_info *tx_queues; /* common TX Queue list */ /* security */ wsec_key_t *wsec_keys[WSEC_MAX_KEYS]; /* dynamic key storage */ wsec_key_t *wsec_def_keys[WLC_DEFAULT_KEYS]; /* default key storage */ bool wsec_swkeys; /* indicates that all keys should be * treated as sw keys (used for debugging) */ struct modulecb *modulecb; struct dumpcb_s *dumpcb_head; u8 mimoft; /* SIGN or 11N */ u8 mimo_band_bwcap; /* bw cap per band type */ s8 txburst_limit_override; /* tx burst limit override */ u16 txburst_limit; /* tx burst limit value */ s8 cck_40txbw; /* 11N, cck tx b/w override when in 40MHZ mode */ s8 ofdm_40txbw; /* 11N, ofdm tx b/w override when in 40MHZ mode */ s8 mimo_40txbw; /* 11N, mimo tx b/w override when in 40MHZ mode */ /* HT CAP IE being advertised by this node: */ struct ieee80211_ht_cap ht_cap; uint seckeys; /* 54 key table shm address */ uint tkmickeys; /* 12 TKIP MIC key table shm address */ wlc_bss_info_t *default_bss; /* configured BSS parameters */ u16 AID; /* association ID */ u16 counter; /* per-sdu monotonically increasing counter */ u16 mc_fid_counter; /* BC/MC FIFO frame ID counter */ bool ibss_allowed; /* false, all IBSS will be ignored during a scan * and the driver will not allow the creation of * an IBSS network */ bool ibss_coalesce_allowed; char country_default[WLC_CNTRY_BUF_SZ]; /* saved country for leaving 802.11d * auto-country mode */ char autocountry_default[WLC_CNTRY_BUF_SZ]; /* initial country for 802.11d * auto-country mode */ #ifdef BCMDBG bcm_tlv_t *country_ie_override; /* debug override of announced Country IE */ #endif u16 prb_resp_timeout; /* do not send prb resp if request older than this, * 0 = disable */ wlc_rateset_t sup_rates_override; /* use only these rates in 11g supported rates if * specifed */ chanspec_t home_chanspec; /* shared home chanspec */ /* PHY parameters */ chanspec_t chanspec; /* target operational channel */ u16 usr_fragthresh; /* user configured fragmentation threshold */ u16 fragthresh[NFIFO]; /* per-fifo fragmentation thresholds */ u16 RTSThresh; /* 802.11 dot11RTSThreshold */ u16 SRL; /* 802.11 dot11ShortRetryLimit */ u16 LRL; /* 802.11 dot11LongRetryLimit */ u16 SFBL; /* Short Frame Rate Fallback Limit */ u16 LFBL; /* Long Frame Rate Fallback Limit */ /* network config */ bool shortpreamble; /* currently operating with CCK ShortPreambles */ bool shortslot; /* currently using 11g ShortSlot timing */ s8 barker_preamble; /* current Barker Preamble Mode */ s8 shortslot_override; /* 11g ShortSlot override */ bool include_legacy_erp; /* include Legacy ERP info elt ID 47 as well as g ID 42 */ bool barker_overlap_control; /* true: be aware of overlapping BSSs for barker */ bool ignore_bcns; /* override: ignore non shortslot bcns in a 11g network */ bool legacy_probe; /* restricts probe requests to CCK rates */ struct wlc_protection *protection; s8 PLCPHdr_override; /* 802.11b Preamble Type override */ struct wlc_stf *stf; struct pkt_cb *pkt_callback; /* tx completion callback handlers */ u32 txretried; /* tx retried number in one msdu */ ratespec_t bcn_rspec; /* save bcn ratespec purpose */ bool apsd_sta_usp; /* Unscheduled Service Period in progress on STA */ struct wl_timer *apsd_trigger_timer; /* timer for wme apsd trigger frames */ u32 apsd_trigger_timeout; /* timeout value for apsd_trigger_timer (in ms) * 0 == disable */ ac_bitmap_t apsd_trigger_ac; /* Permissible Access Category in which APSD Null * Trigger frames can be send */ u8 htphy_membership; /* HT PHY membership */ bool _regulatory_domain; /* 802.11d enabled? */ u8 mimops_PM; u8 txpwr_percent; /* power output percentage */ u8 ht_wsec_restriction; /* the restriction of HT with TKIP or WEP */ uint tempsense_lasttime; u16 tx_duty_cycle_ofdm; /* maximum allowed duty cycle for OFDM */ u16 tx_duty_cycle_cck; /* maximum allowed duty cycle for CCK */ u16 next_bsscfg_ID; struct wlc_if *wlcif_list; /* linked list of wlc_if structs */ struct wlc_txq_info *pkt_queue; /* txq for transmit packets */ u32 mpc_dur; /* total time (ms) in mpc mode except for the * portion since radio is turned off last time */ u32 mpc_laston_ts; /* timestamp (ms) when radio is turned off last * time */ bool pr80838_war; uint hwrxoff; struct wiphy *wiphy; }; /* antsel module specific state */ struct antsel_info { struct wlc_info *wlc; /* pointer to main wlc structure */ struct wlc_pub *pub; /* pointer to public fn */ u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board */ u8 antsel_antswitch; /* board level antenna switch type */ bool antsel_avail; /* Ant selection availability (SROM based) */ wlc_antselcfg_t antcfg_11n; /* antenna configuration */ wlc_antselcfg_t antcfg_cur; /* current antenna config (auto) */ }; #define CHANNEL_BANDUNIT(wlc, ch) (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX) #define OTHERBANDUNIT(wlc) ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX)) #define IS_MBAND_UNLOCKED(wlc) \ ((NBANDS(wlc) > 1) && !(wlc)->bandlocked) #define WLC_BAND_PI_RADIO_CHANSPEC wlc_phy_chanspec_get(wlc->band->pi) /* sum the individual fifo tx pending packet counts */ #define TXPKTPENDTOT(wlc) ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \ (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3]) #define TXPKTPENDGET(wlc, fifo) ((wlc)->core->txpktpend[(fifo)]) #define TXPKTPENDINC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] += (val)) #define TXPKTPENDDEC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] -= (val)) #define TXPKTPENDCLR(wlc, fifo) ((wlc)->core->txpktpend[(fifo)] = 0) #define TXAVAIL(wlc, fifo) (*(wlc)->core->txavail[(fifo)]) #define GETNEXTTXP(wlc, _queue) \ dma_getnexttxp((wlc)->hw->di[(_queue)], HNDDMA_RANGE_TRANSMITTED) #define WLC_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \ ((len1 == len2) && !memcmp(ssid1, ssid2, len1)) extern void wlc_fatal_error(struct wlc_info *wlc); extern void wlc_bmac_rpc_watchdog(struct wlc_info *wlc); extern void wlc_recv(struct wlc_info *wlc, struct sk_buff *p); extern bool wlc_dotxstatus(struct wlc_info *wlc, tx_status_t *txs, u32 frm_tx2); extern void wlc_txfifo(struct wlc_info *wlc, uint fifo, struct sk_buff *p, bool commit, s8 txpktpend); extern void wlc_txfifo_complete(struct wlc_info *wlc, uint fifo, s8 txpktpend); extern void wlc_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu, uint prec); extern void wlc_info_init(struct wlc_info *wlc, int unit); extern void wlc_print_txstatus(tx_status_t *txs); extern int wlc_xmtfifo_sz_get(struct wlc_info *wlc, uint fifo, uint *blocks); extern void wlc_write_template_ram(struct wlc_info *wlc, int offset, int len, void *buf); extern void wlc_write_hw_bcntemplates(struct wlc_info *wlc, void *bcn, int len, bool both); extern void wlc_set_cwmin(struct wlc_info *wlc, u16 newmin); extern void wlc_set_cwmax(struct wlc_info *wlc, u16 newmax); extern void wlc_pllreq(struct wlc_info *wlc, bool set, mbool req_bit); extern void wlc_reset_bmac_done(struct wlc_info *wlc); #if defined(BCMDBG) extern void wlc_print_rxh(d11rxhdr_t *rxh); extern void wlc_print_hdrs(struct wlc_info *wlc, const char *prefix, u8 *frame, d11txh_t *txh, d11rxhdr_t *rxh, uint len); extern void wlc_print_txdesc(d11txh_t *txh); #else #define wlc_print_txdesc(a) #endif #if defined(BCMDBG) extern void wlc_print_dot11_mac_hdr(u8 *buf, int len); #endif extern void wlc_setxband(struct wlc_hw_info *wlc_hw, uint bandunit); extern void wlc_coredisable(struct wlc_hw_info *wlc_hw); extern bool wlc_valid_rate(struct wlc_info *wlc, ratespec_t rate, int band, bool verbose); extern void wlc_ap_upd(struct wlc_info *wlc); /* helper functions */ extern void wlc_shm_ssid_upd(struct wlc_info *wlc, struct wlc_bsscfg *cfg); extern int wlc_set_gmode(struct wlc_info *wlc, u8 gmode, bool config); extern void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc); extern void wlc_mac_bcn_promisc(struct wlc_info *wlc); extern void wlc_mac_promisc(struct wlc_info *wlc); extern void wlc_txflowcontrol(struct wlc_info *wlc, struct wlc_txq_info *qi, bool on, int prio); extern void wlc_txflowcontrol_override(struct wlc_info *wlc, struct wlc_txq_info *qi, bool on, uint override); extern bool wlc_txflowcontrol_prio_isset(struct wlc_info *wlc, struct wlc_txq_info *qi, int prio); extern void wlc_send_q(struct wlc_info *wlc); extern int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifo); extern u16 wlc_calc_lsig_len(struct wlc_info *wlc, ratespec_t ratespec, uint mac_len); extern ratespec_t wlc_rspec_to_rts_rspec(struct wlc_info *wlc, ratespec_t rspec, bool use_rspec, u16 mimo_ctlchbw); extern u16 wlc_compute_rtscts_dur(struct wlc_info *wlc, bool cts_only, ratespec_t rts_rate, ratespec_t frame_rate, u8 rts_preamble_type, u8 frame_preamble_type, uint frame_len, bool ba); extern void wlc_tbtt(struct wlc_info *wlc, d11regs_t *regs); extern void wlc_inval_dma_pkts(struct wlc_hw_info *hw, struct ieee80211_sta *sta, void (*dma_callback_fn)); #if defined(BCMDBG) extern void wlc_dump_ie(struct wlc_info *wlc, bcm_tlv_t *ie, struct bcmstrbuf *b); #endif extern void wlc_reprate_init(struct wlc_info *wlc); extern void wlc_bsscfg_reprate_init(struct wlc_bsscfg *bsscfg); /* Shared memory access */ extern void wlc_write_shm(struct wlc_info *wlc, uint offset, u16 v); extern u16 wlc_read_shm(struct wlc_info *wlc, uint offset); extern void wlc_copyto_shm(struct wlc_info *wlc, uint offset, const void *buf, int len); extern void wlc_update_beacon(struct wlc_info *wlc); extern void wlc_bss_update_beacon(struct wlc_info *wlc, struct wlc_bsscfg *bsscfg); extern void wlc_update_probe_resp(struct wlc_info *wlc, bool suspend); extern void wlc_bss_update_probe_resp(struct wlc_info *wlc, struct wlc_bsscfg *cfg, bool suspend); extern bool wlc_ismpc(struct wlc_info *wlc); extern bool wlc_is_non_delay_mpc(struct wlc_info *wlc); extern void wlc_radio_mpc_upd(struct wlc_info *wlc); extern bool wlc_prec_enq(struct wlc_info *wlc, struct pktq *q, void *pkt, int prec); extern bool wlc_prec_enq_head(struct wlc_info *wlc, struct pktq *q, struct sk_buff *pkt, int prec, bool head); extern u16 wlc_phytxctl1_calc(struct wlc_info *wlc, ratespec_t rspec); extern void wlc_compute_plcp(struct wlc_info *wlc, ratespec_t rate, uint length, u8 *plcp); extern uint wlc_calc_frame_time(struct wlc_info *wlc, ratespec_t ratespec, u8 preamble_type, uint mac_len); extern void wlc_set_chanspec(struct wlc_info *wlc, chanspec_t chanspec); extern bool wlc_timers_init(struct wlc_info *wlc, int unit); extern const bcm_iovar_t wlc_iovars[]; extern int wlc_doiovar(void *hdl, const bcm_iovar_t *vi, u32 actionid, const char *name, void *params, uint p_len, void *arg, int len, int val_size, struct wlc_if *wlcif); #if defined(BCMDBG) extern void wlc_print_ies(struct wlc_info *wlc, u8 *ies, uint ies_len); #endif extern int wlc_set_nmode(struct wlc_info *wlc, s32 nmode); extern void wlc_mimops_action_ht_send(struct wlc_info *wlc, struct wlc_bsscfg *bsscfg, u8 mimops_mode); extern void wlc_switch_shortslot(struct wlc_info *wlc, bool shortslot); extern void wlc_set_bssid(struct wlc_bsscfg *cfg); extern void wlc_edcf_setparams(struct wlc_info *wlc, bool suspend); extern void wlc_set_ratetable(struct wlc_info *wlc); extern int wlc_set_mac(struct wlc_bsscfg *cfg); extern void wlc_beacon_phytxctl_txant_upd(struct wlc_info *wlc, ratespec_t bcn_rate); extern void wlc_mod_prb_rsp_rate_table(struct wlc_info *wlc, uint frame_len); extern ratespec_t wlc_lowest_basic_rspec(struct wlc_info *wlc, wlc_rateset_t *rs); extern void wlc_radio_disable(struct wlc_info *wlc); extern void wlc_bcn_li_upd(struct wlc_info *wlc); extern int wlc_get_revision_info(struct wlc_info *wlc, void *buf, uint len); extern void wlc_set_home_chanspec(struct wlc_info *wlc, chanspec_t chanspec); extern void wlc_watchdog_upd(struct wlc_info *wlc, bool tbtt); extern bool wlc_ps_allowed(struct wlc_info *wlc); extern bool wlc_stay_awake(struct wlc_info *wlc); extern void wlc_wme_initparams_sta(struct wlc_info *wlc, wme_param_ie_t *pe); #endif /* _wlc_h_ */