diff options
Diffstat (limited to 'drivers/staging/brcm80211/brcmsmac/main.h')
| -rw-r--r-- | drivers/staging/brcm80211/brcmsmac/main.h | 1025 |
1 files changed, 0 insertions, 1025 deletions
diff --git a/drivers/staging/brcm80211/brcmsmac/main.h b/drivers/staging/brcm80211/brcmsmac/main.h deleted file mode 100644 index f204b1f..0000000 --- a/drivers/staging/brcm80211/brcmsmac/main.h +++ /dev/null @@ -1,1025 +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 _BRCM_MAIN_H_ -#define _BRCM_MAIN_H_ - -#include <linux/etherdevice.h> - -#include <brcmu_utils.h> -#include "types.h" -#include "d11.h" - -#define MA_WINDOW_SZ 8 /* moving average window size */ -#define BRCMS_HWRXOFF 38 /* chip rx buffer offset */ -#define INVCHANNEL 255 /* invalid channel */ -/* max # supported core revisions (0 .. MAXCOREREV - 1) */ -#define MAXCOREREV 28 -/* max # brcms_c_module_register() calls */ -#define BRCMS_MAXMODULES 22 - -#define SEQNUM_SHIFT 4 -#define AMPDU_DELIMITER_LEN 4 -#define SEQNUM_MAX 0x1000 - -#define APHY_CWMIN 15 -#define PHY_CWMAX 1023 - -#define EDCF_AIFSN_MIN 1 -#define FRAGNUM_MASK 0xF - -#define NTXRATE 64 /* # tx MPDUs rate is reported for */ - -#define BRCMS_BITSCNT(x) brcmu_bitcount((u8 *)&(x), sizeof(u8)) - -/* Maximum wait time for a MAC suspend */ -/* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */ -#define BRCMS_MAX_MAC_SUSPEND 83000 - -/* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable - */ -#define BRCMS_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */ - -/* transmit buffer max headroom for protocol headers */ -#define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN) - -#define AC_COUNT 4 - -/* Macros for doing definition and get/set of bitfields - * Usage example, e.g. a three-bit field (bits 4-6): - * #define <NAME>_M BITFIELD_MASK(3) - * #define <NAME>_S 4 - * ... - * regval = R_REG(osh, ®s->regfoo); - * field = GFIELD(regval, <NAME>); - * regval = SFIELD(regval, <NAME>, 1); - * W_REG(osh, ®s->regfoo, regval); - */ -#define BITFIELD_MASK(width) \ - (((unsigned)1 << (width)) - 1) -#define GFIELD(val, field) \ - (((val) >> field ## _S) & field ## _M) -#define SFIELD(val, field, bits) \ - (((val) & (~(field ## _M << field ## _S))) | \ - ((unsigned)(bits) << field ## _S)) - -#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 BRCMS_SHORTSLOT_AUTO -1 /* Driver will manage Shortslot setting */ -#define BRCMS_SHORTSLOT_OFF 0 /* Turn off short slot */ -#define BRCMS_SHORTSLOT_ON 1 /* Turn on short slot */ - -/* value for short/long and mixmode/greenfield preamble */ -#define BRCMS_LONG_PREAMBLE (0) -#define BRCMS_SHORT_PREAMBLE (1 << 0) -#define BRCMS_GF_PREAMBLE (1 << 1) -#define BRCMS_MM_PREAMBLE (1 << 2) -#define BRCMS_IS_MIMO_PREAMBLE(_pre) (((_pre) == BRCMS_GF_PREAMBLE) || \ - ((_pre) == BRCMS_MM_PREAMBLE)) - -/* values for barker_preamble */ -#define BRCMS_BARKER_SHORT_ALLOWED 0 /* Short pre-amble allowed */ - -/* A fifo is full. Clear precedences related to that FIFO */ -#define BRCMS_TX_FIFO_CLEAR(wlc, fifo) \ - ((wlc)->tx_prec_map &= ~(wlc)->fifo2prec_map[fifo]) - -/* Fifo is NOT full. Enable precedences for that FIFO */ -#define BRCMS_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 BRCMS_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \ - ((bsscfg)->wsec & WSEC_SWFLAG))) - -#define BRCMS_PORTOPEN(cfg) \ - (((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \ - (cfg)->wsec_portopen : true) - -#define PS_ALLOWED(wlc) brcms_c_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 BRCMS_WAKE_OVERRIDE_CLKCTL 0x01 -#define BRCMS_WAKE_OVERRIDE_PHYREG 0x02 -#define BRCMS_WAKE_OVERRIDE_MACSUSPEND 0x04 -#define BRCMS_WAKE_OVERRIDE_TXFIFO 0x08 -#define BRCMS_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 defs.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 NFIFO 6 /* # tx/rx fifopairs */ - -#define BRCMS_WME_RETRY_SHORT_GET(wlc, ac) \ - GFIELD(wlc->wme_retries[ac], EDCF_SHORT) -#define BRCMS_WME_RETRY_SFB_GET(wlc, ac) \ - GFIELD(wlc->wme_retries[ac], EDCF_SFB) -#define BRCMS_WME_RETRY_LONG_GET(wlc, ac) \ - GFIELD(wlc->wme_retries[ac], EDCF_LONG) -#define BRCMS_WME_RETRY_LFB_GET(wlc, ac) \ - GFIELD(wlc->wme_retries[ac], EDCF_LFB) - -#define BRCMS_WME_RETRY_SHORT_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SHORT, val)) -#define BRCMS_WME_RETRY_SFB_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SFB, val)) -#define BRCMS_WME_RETRY_LONG_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LONG, val)) -#define BRCMS_WME_RETRY_LFB_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LFB, val)) - -/* PLL requests */ - -/* pll is shared on old chips */ -#define BRCMS_PLLREQ_SHARED 0x1 -/* hold pll for radio monitor register checking */ -#define BRCMS_PLLREQ_RADIO_MON 0x2 -/* hold/release pll for some short operation */ -#define BRCMS_PLLREQ_FLIP 0x4 - -/* - * 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 BRCMS_UNIT(wlc) ((wlc)->pub->unit) - -struct brcms_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 */ -}; - -/* anything affects the single/dual streams/antenna operation */ -struct brcms_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 BRCMS_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 BRCMS_STBC_CAP_PHY(wlc) (BRCMS_ISNPHY(wlc->band) && \ - NREV_GE(wlc->band->phyrev, 3)) - -#define BRCMS_SGI_CAP_PHY(wlc) ((BRCMS_ISNPHY(wlc->band) && \ - NREV_GE(wlc->band->phyrev, 3)) || \ - BRCMS_ISLCNPHY(wlc->band)) - -#define BRCMS_CHAN_PHYTYPE(x) (((x) & RXS_CHAN_PHYTYPE_MASK) \ - >> RXS_CHAN_PHYTYPE_SHIFT) -#define BRCMS_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) \ - >> RXS_CHAN_ID_SHIFT) -#define BRCMS_RX_CHANNEL(rxh) (BRCMS_CHAN_CHANNEL((rxh)->RxChan)) - -/* brcms_bss_info flag bit values */ -#define BRCMS_BSS_HT 0x0020 /* BSS is HT (MIMO) capable */ - -/* Flags used in brcms_c_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 BRCMS_HT_WEP_RESTRICT 0x01 /* restrict HT with WEP */ -#define BRCMS_HT_TKIP_RESTRICT 0x02 /* restrict HT with TKIP */ - -/* Maximum # of keys that wl driver supports in S/W. - * Keys supported in H/W is less than or equal to WSEC_MAX_KEYS. - */ -#define WSEC_MAX_KEYS 54 /* Max # of keys (50 + 4 default keys) */ -#define BRCMS_DEFAULT_KEYS 4 /* Default # of keys */ - -/* -* Max # of keys currently supported: -* -* s/w keys if WSEC_SW(wlc->wsec). -* h/w keys otherwise. -*/ -#define BRCMS_MAX_WSEC_KEYS(wlc) WSEC_MAX_KEYS - -/* number of 802.11 default (non-paired, group keys) */ -#define WSEC_MAX_DEFAULT_KEYS 4 /* # of default keys */ - -struct wsec_iv { - u32 hi; /* upper 32 bits of IV */ - u16 lo; /* lower 16 bits of IV */ -}; - -#define BRCMS_NUMRXIVS 16 /* # rx IVs (one per 802.11e TID) */ - -struct wsec_key { - u8 ea[ETH_ALEN]; /* per station */ - u8 idx; /* key index in wsec_keys array */ - u8 id; /* key ID [0-3] */ - u8 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */ - u8 rcmta; /* rcmta entry index, same as idx by default */ - u16 flags; /* misc flags */ - u8 algo_hw; /* cache for hw register */ - u8 aes_mode; /* cache for hw register */ - s8 iv_len; /* IV length */ - s8 icv_len; /* ICV length */ - u32 len; /* key length..don't move this var */ - /* data is 4byte aligned */ - u8 data[WLAN_MAX_KEY_LEN]; /* key data */ - struct wsec_iv rxiv[BRCMS_NUMRXIVS]; /* Rx IV (one per TID) */ - struct wsec_iv txiv; /* Tx IV */ -}; - -/* - * core state (mac) - */ -struct brcms_core { - uint coreidx; /* # sb enumerated core */ - - /* fifo */ - uint *txavail[NFIFO]; /* # tx descriptors available */ - s16 txpktpend[NFIFO]; /* tx admission control */ - - struct macstat *macstat_snapshot; /* mac hw prev read values */ -}; - -/* - * band state (phy+ana+radio) - */ -struct brcms_band { - int bandtype; /* BRCM_BAND_2G, BRCM_BAND_5G */ - uint bandunit; /* bandstate[] index */ - - u16 phytype; /* phytype */ - u16 phyrev; - u16 radioid; - u16 radiorev; - struct brcms_phy_pub *pi; /* pointer to phy specific information */ - bool abgphy_encore; - - u8 gmode; /* currently active gmode */ - - 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[BRCM_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 brcms_c_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 struct brcmu_iovar *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; -}; - -struct edcf_acparam { - u8 ACI; - u8 ECW; - u16 TXOP; -} __packed; - -struct wme_param_ie { - u8 oui[3]; - u8 type; - u8 subtype; - u8 version; - u8 qosinfo; - u8 rsvd; - struct edcf_acparam acparam[AC_COUNT]; -} __packed; - -/* virtual interface */ -struct brcms_c_if { - struct brcms_c_if *next; - u8 type; /* BSS or 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 brcms_if *wlif; /* pointer to wlif */ - struct brcms_txq_info *qi; /* pointer to associated tx queue */ - union { - /* pointer to scb if WDS */ - struct scb *scb; - /* pointer to bsscfg if BSS */ - struct brcms_bss_cfg *bsscfg; - } u; -}; - -/* flags for the interface, this interface is linked to a brcms_if */ -#define BRCMS_IF_LINKED 0x02 - -struct brcms_hw_band { - int bandtype; /* BRCM_BAND_2G, BRCM_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; - struct brcms_phy_pub *pi; /* pointer to phy specific information */ - bool abgphy_encore; -}; - -struct brcms_hardware { - bool _piomode; /* true if pio mode */ - struct brcms_c_info *wlc; - - /* fifo */ - struct dma_pub *di[NFIFO]; /* dma 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) */ - - struct si_pub *sih; /* SI 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 brcms_hw_band *band;/* pointer to active per-band state */ - /* band state per phy/radio */ - struct brcms_hw_band *bandstate[MAXBANDS]; - 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 brcms_txq_info { - struct brcms_txq_info *next; - struct pktq q; - uint stopped; /* tx flow control bits */ -}; - -/* - * Principal common (os-independent) software data structure. - */ -struct brcms_c_info { - struct brcms_pub *pub; /* pointer to wlc public state */ - struct brcms_info *wl; /* pointer to os-specific private state */ - d11regs_t *regs; /* pointer to device registers */ - - /* HW related state used primarily by BMAC */ - struct brcms_hardware *hw; - - /* 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 brcms_core *core; /* pointer to active io core */ - struct brcms_band *band; /* pointer to active per-band state */ - struct brcms_core *corestate; /* per-core state (one per hw core) */ - /* per-band state (one per phy/radio): */ - struct brcms_band *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 */ - struct brcms_cm_info *cmi; /* channel manager module handler */ - - 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 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 brcms_c_is_non_delay_mpc */ - - /* timer for watchdog routine */ - struct brcms_timer *wdtimer; - /* timer for hw radio button monitor routine */ - struct brcms_timer *radio_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 */ - - /* driver feature */ - bool _rifs; /* enable per-packet rifs */ - s8 sgi_tx; /* sgi tx */ - - /* AP-STA synchronization, power save */ - 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 */ - u16 edcf_txop[AC_COUNT]; /* current txop for each ac */ - - /* - * 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. - */ - struct wme_param_ie wme_param_ie; - u16 wme_retries[AC_COUNT]; /* per-AC retry limits */ - - 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 brcms_bss_cfg *bsscfg[BRCMS_MAXBSSCFG]; - struct brcms_bss_cfg *cfg; /* the primary bsscfg (can be AP or STA) */ - - /* tx queue */ - struct brcms_txq_info *tx_queues; /* common TX Queue list */ - - /* security */ - struct wsec_key *wsec_keys[WSEC_MAX_KEYS]; /* dynamic key storage */ - /* default key storage */ - struct wsec_key *wsec_def_keys[BRCMS_DEFAULT_KEYS]; - bool wsec_swkeys; /* indicates that all keys should be - * treated as sw keys (used for debugging) - */ - struct modulecb *modulecb; - - u8 mimoft; /* SIGN or 11N */ - 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; - - struct brcms_bss_info *default_bss; /* configured BSS parameters */ - - u16 mc_fid_counter; /* BC/MC FIFO frame ID counter */ - - /* saved country for leaving 802.11d auto-country mode */ - char country_default[BRCM_CNTRY_BUF_SZ]; - /* initial country for 802.11d auto-country mode */ - char autocountry_default[BRCM_CNTRY_BUF_SZ]; - 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 shortslot; /* currently using 11g ShortSlot timing */ - s8 shortslot_override; /* 11g ShortSlot override */ - bool include_legacy_erp; /* include Legacy ERP info elt ID 47 as well as g ID 42 */ - - struct brcms_protection *protection; - s8 PLCPHdr_override; /* 802.11b Preamble Type override */ - - struct brcms_stf *stf; - - ratespec_t bcn_rspec; /* save bcn ratespec purpose */ - - 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 brcms_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 - */ - struct wiphy *wiphy; -}; - -/* antsel module specific state */ -struct antsel_info { - struct brcms_c_info *wlc; /* pointer to main wlc structure */ - struct brcms_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) */ - struct brcms_antselcfg antcfg_11n; /* antenna configuration */ - struct brcms_antselcfg antcfg_cur; /* current antenna config (auto) */ -}; - -/* BSS configuration state */ -struct brcms_bss_cfg { - struct brcms_c_info *wlc; /* wlc to which this bsscfg belongs to. */ - bool up; /* is this configuration up operational */ - bool enable; /* is this configuration enabled */ - bool associated; /* is BSS in ASSOCIATED state */ - bool BSS; /* infraustructure or adhac */ - bool dtim_programmed; - - u8 SSID_len; /* the length of SSID */ - u8 SSID[IEEE80211_MAX_SSID_LEN]; /* SSID string */ - struct scb *bcmc_scb[MAXBANDS]; /* one bcmc_scb per band */ - s8 _idx; /* the index of this bsscfg, - * assigned at wlc_bsscfg_alloc() - */ - /* MAC filter */ - uint nmac; /* # of entries on maclist array */ - int macmode; /* allow/deny stations on maclist array */ - struct ether_addr *maclist; /* list of source MAC addrs to match */ - - /* security */ - u32 wsec; /* wireless security bitvec */ - s16 auth; /* 802.11 authentication: Open, Shared Key, WPA */ - s16 openshared; /* try Open auth first, then Shared Key */ - bool wsec_restrict; /* drop unencrypted packets if wsec is enabled */ - bool eap_restrict; /* restrict data until 802.1X auth succeeds */ - u16 WPA_auth; /* WPA: authenticated key management */ - bool wpa2_preauth; /* default is true, wpa_cap sets value */ - bool wsec_portopen; /* indicates keys are plumbed */ - /* global txiv for WPA_NONE, tkip and aes */ - struct wsec_iv wpa_none_txiv; - int wsec_index; /* 0-3: default tx key, -1: not set */ - /* default key storage: */ - struct wsec_key *bss_def_keys[BRCMS_DEFAULT_KEYS]; - - /* TKIP countermeasures */ - bool tkip_countermeasures; /* flags TKIP no-assoc period */ - u32 tk_cm_dt; /* detect timer */ - u32 tk_cm_bt; /* blocking timer */ - u32 tk_cm_bt_tmstmp; /* Timestamp when TKIP BT is activated */ - bool tk_cm_activate; /* activate countermeasures after EAPOL-Key sent */ - - u8 BSSID[ETH_ALEN]; /* BSSID (associated) */ - u8 cur_etheraddr[ETH_ALEN]; /* h/w address */ - u16 bcmc_fid; /* the last BCMC FID queued to TX_BCMC_FIFO */ - u16 bcmc_fid_shm; /* the last BCMC FID written to shared mem */ - - u32 flags; /* BSSCFG flags; see below */ - - u8 *bcn; /* AP beacon */ - uint bcn_len; /* AP beacon length */ - bool ar_disassoc; /* disassociated in associated recreation */ - - int auth_atmptd; /* auth type (open/shared) attempted */ - - pmkid_cand_t pmkid_cand[MAXPMKID]; /* PMKID candidate list */ - uint npmkid_cand; /* num PMKID candidates */ - pmkid_t pmkid[MAXPMKID]; /* PMKID cache */ - uint npmkid; /* num cached PMKIDs */ - - struct brcms_bss_info *current_bss; /* BSS parms in ASSOCIATED state */ - - /* PM states */ - bool PMawakebcn; /* bcn recvd during current waking state */ - bool PMpending; /* waiting for tx status with PM indicated set */ - bool priorPMstate; /* Detecting PM state transitions */ - bool PSpoll; /* whether there is an outstanding PS-Poll frame */ - - /* BSSID entry in RCMTA, use the wsec key management infrastructure to - * manage the RCMTA entries. - */ - struct wsec_key *rcmta; - - /* 'unique' ID of this bsscfg, assigned at bsscfg allocation */ - u16 ID; - - uint txrspecidx; /* index into tx rate circular buffer */ - ratespec_t txrspec[NTXRATE][2]; /* circular buffer of prev MPDUs tx rates */ -}; - -#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 BRCMS_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)], DMA_RANGE_TRANSMITTED) - -#define BRCMS_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \ - ((len1 == len2) && !memcmp(ssid1, ssid2, len1)) - -extern void brcms_c_fatal_error(struct brcms_c_info *wlc); -extern void brcms_b_rpc_watchdog(struct brcms_c_info *wlc); -extern void brcms_c_recv(struct brcms_c_info *wlc, struct sk_buff *p); -extern bool brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs, - u32 frm_tx2); -extern void brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, - struct sk_buff *p, - bool commit, s8 txpktpend); -extern void brcms_c_txfifo_complete(struct brcms_c_info *wlc, uint fifo, - s8 txpktpend); -extern void brcms_c_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu, - uint prec); -extern void brcms_c_info_init(struct brcms_c_info *wlc, int unit); -extern void brcms_c_print_txstatus(struct tx_status *txs); -extern int brcms_c_xmtfifo_sz_get(struct brcms_c_info *wlc, uint fifo, - uint *blocks); -extern void brcms_c_write_template_ram(struct brcms_c_info *wlc, int offset, - int len, void *buf); -extern void brcms_c_write_hw_bcntemplates(struct brcms_c_info *wlc, void *bcn, - int len, bool both); -extern void brcms_c_pllreq(struct brcms_c_info *wlc, bool set, mbool req_bit); -extern void brcms_c_reset_bmac_done(struct brcms_c_info *wlc); - -#if defined(BCMDBG) -extern void brcms_c_print_rxh(struct d11rxhdr *rxh); -extern void brcms_c_print_txdesc(struct d11txh *txh); -#else -#define brcms_c_print_txdesc(a) -#endif - -extern void brcms_c_setxband(struct brcms_hardware *wlc_hw, uint bandunit); -extern void brcms_c_coredisable(struct brcms_hardware *wlc_hw); - -extern bool brcms_c_valid_rate(struct brcms_c_info *wlc, ratespec_t rate, - int band, bool verbose); -extern void brcms_c_ap_upd(struct brcms_c_info *wlc); - -/* helper functions */ -extern void brcms_c_shm_ssid_upd(struct brcms_c_info *wlc, - struct brcms_bss_cfg *cfg); -extern int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config); - -extern void brcms_c_mac_bcn_promisc_change(struct brcms_c_info *wlc, - bool promisc); -extern void brcms_c_mac_bcn_promisc(struct brcms_c_info *wlc); -extern void brcms_c_mac_promisc(struct brcms_c_info *wlc); -extern void brcms_c_txflowcontrol(struct brcms_c_info *wlc, - struct brcms_txq_info *qi, - bool on, int prio); -extern void brcms_c_txflowcontrol_override(struct brcms_c_info *wlc, - struct brcms_txq_info *qi, - bool on, uint override); -extern bool brcms_c_txflowcontrol_prio_isset(struct brcms_c_info *wlc, - struct brcms_txq_info *qi, - int prio); -extern void brcms_c_send_q(struct brcms_c_info *wlc); -extern int brcms_c_prep_pdu(struct brcms_c_info *wlc, struct sk_buff *pdu, - uint *fifo); - -extern u16 brcms_c_calc_lsig_len(struct brcms_c_info *wlc, ratespec_t ratespec, - uint mac_len); -extern ratespec_t brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, - ratespec_t rspec, - bool use_rspec, u16 mimo_ctlchbw); -extern u16 brcms_c_compute_rtscts_dur(struct brcms_c_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 brcms_c_tbtt(struct brcms_c_info *wlc); -extern void brcms_c_inval_dma_pkts(struct brcms_hardware *hw, - struct ieee80211_sta *sta, - void (*dma_callback_fn)); - -extern void brcms_c_reprate_init(struct brcms_c_info *wlc); -extern void brcms_c_bsscfg_reprate_init(struct brcms_bss_cfg *bsscfg); - -/* Shared memory access */ -extern void brcms_c_write_shm(struct brcms_c_info *wlc, uint offset, u16 v); -extern u16 brcms_c_read_shm(struct brcms_c_info *wlc, uint offset); -extern void brcms_c_copyto_shm(struct brcms_c_info *wlc, uint offset, - const void *buf, int len); - -extern void brcms_c_update_beacon(struct brcms_c_info *wlc); -extern void brcms_c_bss_update_beacon(struct brcms_c_info *wlc, - struct brcms_bss_cfg *bsscfg); - -extern void brcms_c_update_probe_resp(struct brcms_c_info *wlc, bool suspend); -extern void brcms_c_bss_update_probe_resp(struct brcms_c_info *wlc, - struct brcms_bss_cfg *cfg, - bool suspend); -extern bool brcms_c_ismpc(struct brcms_c_info *wlc); -extern bool brcms_c_is_non_delay_mpc(struct brcms_c_info *wlc); -extern void brcms_c_radio_mpc_upd(struct brcms_c_info *wlc); -extern bool brcms_c_prec_enq(struct brcms_c_info *wlc, struct pktq *q, - void *pkt, int prec); -extern bool brcms_c_prec_enq_head(struct brcms_c_info *wlc, struct pktq *q, - struct sk_buff *pkt, int prec, bool head); -extern u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, ratespec_t rspec); -extern void brcms_c_compute_plcp(struct brcms_c_info *wlc, ratespec_t rate, - uint length, u8 *plcp); -extern uint brcms_c_calc_frame_time(struct brcms_c_info *wlc, - ratespec_t ratespec, - u8 preamble_type, uint mac_len); - -extern void brcms_c_set_chanspec(struct brcms_c_info *wlc, - chanspec_t chanspec); - -extern bool brcms_c_timers_init(struct brcms_c_info *wlc, int unit); - -extern int brcms_c_set_nmode(struct brcms_c_info *wlc, s32 nmode); -extern void brcms_c_mimops_action_ht_send(struct brcms_c_info *wlc, - struct brcms_bss_cfg *bsscfg, - u8 mimops_mode); - -extern void brcms_c_switch_shortslot(struct brcms_c_info *wlc, bool shortslot); -extern void brcms_c_set_bssid(struct brcms_bss_cfg *cfg); -extern void brcms_c_edcf_setparams(struct brcms_c_info *wlc, bool suspend); - -extern void brcms_c_set_ratetable(struct brcms_c_info *wlc); -extern int brcms_c_set_mac(struct brcms_bss_cfg *cfg); -extern void brcms_c_beacon_phytxctl_txant_upd(struct brcms_c_info *wlc, - ratespec_t bcn_rate); -extern void brcms_c_mod_prb_rsp_rate_table(struct brcms_c_info *wlc, - uint frame_len); -extern ratespec_t brcms_c_lowest_basic_rspec(struct brcms_c_info *wlc, - wlc_rateset_t *rs); -extern void brcms_c_radio_disable(struct brcms_c_info *wlc); -extern void brcms_c_bcn_li_upd(struct brcms_c_info *wlc); -extern void brcms_c_set_home_chanspec(struct brcms_c_info *wlc, - chanspec_t chanspec); -extern bool brcms_c_ps_allowed(struct brcms_c_info *wlc); -extern bool brcms_c_stay_awake(struct brcms_c_info *wlc); -extern void brcms_c_wme_initparams_sta(struct brcms_c_info *wlc, - struct wme_param_ie *pe); - -#endif /* _BRCM_MAIN_H_ */ |
