diff options
Diffstat (limited to 'drivers/staging/brcm80211/brcmsmac/wlc_main.h')
| -rw-r--r-- | drivers/staging/brcm80211/brcmsmac/wlc_main.h | 939 |
1 files changed, 0 insertions, 939 deletions
diff --git a/drivers/staging/brcm80211/brcmsmac/wlc_main.h b/drivers/staging/brcm80211/brcmsmac/wlc_main.h deleted file mode 100644 index fb48dfcb97d5..000000000000 --- a/drivers/staging/brcm80211/brcmsmac/wlc_main.h +++ /dev/null @@ -1,939 +0,0 @@ -/* - * 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_ */ |