diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/main.h')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmsmac/main.h | 819 |
1 files changed, 819 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.h b/drivers/net/wireless/brcm80211/brcmsmac/main.h new file mode 100644 index 00000000000..7a2554f611a --- /dev/null +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.h @@ -0,0 +1,819 @@ +/* + * 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" +#include "scb.h" + +#define INVCHANNEL 255 /* invalid channel */ + +/* max # brcms_c_module_register() calls */ +#define BRCMS_MAXMODULES 22 + +#define SEQNUM_SHIFT 4 +#define SEQNUM_MAX 0x1000 + +#define NTXRATE 64 /* # tx MPDUs rate is reported for */ + +/* Maximum wait time for a MAC suspend */ +/* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */ +#define BRCMS_MAX_MAC_SUSPEND 83000 + +/* 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 */ + +/* max # supported core revisions (0 .. MAXCOREREV - 1) */ +#define MAXCOREREV 28 + +/* 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 */ + +/* 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)) + +/* 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 */ + +#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 MAXTXPKTS 6 /* max # pkts pending */ + +/* frameburst */ +#define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */ +#define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */ + +#define NFIFO 6 /* # tx/rx fifopairs */ + +/* 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 + +#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)) + +/* + * 802.11 protection information + * + * _g: use g spec protection, driver internal. + * g_override: override for use of g spec protection. + * gmode_user: user config gmode, operating band->gmode is different. + * overlap: Overlap BSS/IBSS protection for both 11g and 11n. + * nmode_user: user config nmode, operating pub->nmode is different. + * n_cfg: use OFDM protection on MIMO frames. + * n_cfg_override: override for use of N protection. + * nongf: non-GF present protection. + * nongf_override: override for use of GF protection. + * n_pam_override: override for preamble: MM or GF. + * n_obss: indicated OBSS Non-HT STA present. +*/ +struct brcms_protection { + bool _g; + s8 g_override; + u8 gmode_user; + s8 overlap; + s8 nmode_user; + s8 n_cfg; + s8 n_cfg_override; + bool nongf; + s8 nongf_override; + s8 n_pam_override; + bool n_obss; +}; + +/* + * anything affecting the single/dual streams/antenna operation + * + * hw_txchain: HW txchain bitmap cfg. + * txchain: txchain bitmap being used. + * txstreams: number of txchains being used. + * hw_rxchain: HW rxchain bitmap cfg. + * rxchain: rxchain bitmap being used. + * rxstreams: number of rxchains being used. + * ant_rx_ovr: rx antenna override. + * txant: userTx antenna setting. + * phytxant: phyTx antenna setting in txheader. + * ss_opmode: singlestream Operational mode, 0:siso; 1:cdd. + * ss_algosel_auto: if true, use wlc->stf->ss_algo_channel; + * else use wlc->band->stf->ss_mode_band. + * ss_algo_channel: ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC. + * rxchain_restore_delay: delay time to restore default rxchain. + * ldpc: AUTO/ON/OFF ldpc cap supported. + * txcore[MAX_STREAMS_SUPPORTED + 1]: bitmap of selected core for each Nsts. + * spatial_policy: + */ +struct brcms_stf { + u8 hw_txchain; + u8 txchain; + u8 txstreams; + u8 hw_rxchain; + u8 rxchain; + u8 rxstreams; + u8 ant_rx_ovr; + s8 txant; + u16 phytxant; + u8 ss_opmode; + bool ss_algosel_auto; + u16 ss_algo_channel; + u8 rxchain_restore_delay; + s8 ldpc; + u8 txcore[MAX_STREAMS_SUPPORTED + 1]; + s8 spatial_policy; +}; + +#define BRCMS_STF_SS_STBC_TX(wlc, scb) \ + (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) \ + || (((scb)->flags & SCB_STBCCAP) && \ + (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) + +/* + * 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 */ + + /* band-specific copy of default_bss.rateset */ + struct brcms_c_rateset defrateset; + + 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 */ + /* rates supported by chip (phy-specific) */ + struct brcms_c_rateset hw_rateset; + 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; /* minimum size of contention window, in unit of aSlotTime */ + u16 CWmax; /* maximum size of contention window, in unit of aSlotTime */ + struct ieee80211_supported_band band; +}; + +/* module control blocks */ +struct modulecb { + /* module name : NULL indicates empty array member */ + char name[32]; + /* handle passed when handler 'doiovar' is called */ + struct brcms_info *hdl; + + int (*down_fn)(void *handle); /* down handler. Note: the int returned + * by the down function is a count of the + * number of timers that could not be + * freed. + */ + +}; + +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 */ + + struct si_pub *sih; /* SI handle (cookie for siutils calls) */ + struct d11regs __iomem *regs; /* pointer to device registers */ + struct phy_shim_info *physhim; /* phy shim layer handler */ + struct shared_phy *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 */ + u16 chanspec; /* bmac chanspec shadow */ + + uint *txavail[NFIFO]; /* # tx descriptors available */ + const u16 *xmtfifo_sz; /* fifo size in 256B for each xmt fifo */ + + u32 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; /* bit flags to force MAC to WAKE mode */ + u32 mute_override; /* Prevent ucode from sending beacons */ + u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */ + bool noreset; /* true= do not reset hw, used by WLC_OUT */ + bool forcefastclk; /* true if h/w is forcing to use fast clk */ + bool clk; /* core is out of reset and has clock */ + bool sbclk; /* sb has clock */ + bool phyclk; /* phy is out of reset and has clock */ + + 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 driver data structure. + * + * pub: pointer to driver public state. + * wl: pointer to specific private state. + * regs: pointer to device registers. + * hw: HW related state. + * clkreq_override: setting for clkreq for PCIE : Auto, 0, 1. + * fastpwrup_dly: time in us needed to bring up d11 fast clock. + * macintstatus: bit channel between isr and dpc. + * macintmask: sw runtime master macintmask value. + * defmacintmask: default "on" macintmask value. + * clk: core is out of reset and has clock. + * core: pointer to active io core. + * band: pointer to active per-band state. + * corestate: per-core state (one per hw core). + * bandstate: per-band state (one per phy/radio). + * qvalid: DirFrmQValid and BcMcFrmQValid. + * ampdu: ampdu module handler. + * asi: antsel module handler. + * cmi: channel manager module handler. + * vendorid: PCI vendor id. + * deviceid: PCI device id. + * ucode_rev: microcode revision. + * machwcap: MAC capabilities, BMAC shadow. + * perm_etheraddr: original sprom local ethernet address. + * bandlocked: disable auto multi-band switching. + * bandinit_pending: track band init in auto band. + * radio_monitor: radio timer is running. + * going_down: down path intermediate variable. + * mpc: enable minimum power consumption. + * mpc_dlycnt: # of watchdog cnt before turn disable radio. + * mpc_offcnt: # of watchdog cnt that radio is disabled. + * mpc_delay_off: delay radio disable by # of watchdog cnt. + * prev_non_delay_mpc: prev state brcms_c_is_non_delay_mpc. + * wdtimer: timer for watchdog routine. + * radio_timer: timer for hw radio button monitor routine. + * monitor: monitor (MPDU sniffing) mode. + * bcnmisc_monitor: bcns promisc mode override for monitor. + * _rifs: enable per-packet rifs. + * bcn_li_bcn: beacon listen interval in # beacons. + * bcn_li_dtim: beacon listen interval in # dtims. + * WDarmed: watchdog timer is armed. + * WDlast: last time wlc_watchdog() was called. + * edcf_txop[AC_COUNT]: current txop for each ac. + * wme_retries: per-AC retry limits. + * tx_prec_map: Precedence map based on HW FIFO space. + * fifo2prec_map[NFIFO]: pointer to fifo2_prec map based on WME. + * bsscfg: set of BSS configurations, idx 0 is default and always valid. + * cfg: the primary bsscfg (can be AP or STA). + * tx_queues: common TX Queue list. + * modulecb: + * mimoft: SIGN or 11N. + * cck_40txbw: 11N, cck tx b/w override when in 40MHZ mode. + * ofdm_40txbw: 11N, ofdm tx b/w override when in 40MHZ mode. + * mimo_40txbw: 11N, mimo tx b/w override when in 40MHZ mode. + * default_bss: configured BSS parameters. + * mc_fid_counter: BC/MC FIFO frame ID counter. + * country_default: saved country for leaving 802.11d auto-country mode. + * autocountry_default: initial country for 802.11d auto-country mode. + * prb_resp_timeout: do not send prb resp if request older + * than this, 0 = disable. + * home_chanspec: shared home chanspec. + * chanspec: target operational channel. + * usr_fragthresh: user configured fragmentation threshold. + * fragthresh[NFIFO]: per-fifo fragmentation thresholds. + * RTSThresh: 802.11 dot11RTSThreshold. + * SRL: 802.11 dot11ShortRetryLimit. + * LRL: 802.11 dot11LongRetryLimit. + * SFBL: Short Frame Rate Fallback Limit. + * LFBL: Long Frame Rate Fallback Limit. + * shortslot: currently using 11g ShortSlot timing. + * shortslot_override: 11g ShortSlot override. + * include_legacy_erp: include Legacy ERP info elt ID 47 as well as g ID 42. + * PLCPHdr_override: 802.11b Preamble Type override. + * stf: + * bcn_rspec: save bcn ratespec purpose. + * tempsense_lasttime; + * tx_duty_cycle_ofdm: maximum allowed duty cycle for OFDM. + * tx_duty_cycle_cck: maximum allowed duty cycle for CCK. + * pkt_queue: txq for transmit packets. + * wiphy: + * pri_scb: primary Station Control Block + */ +struct brcms_c_info { + struct brcms_pub *pub; + struct brcms_info *wl; + struct d11regs __iomem *regs; + struct brcms_hardware *hw; + + /* clock */ + u16 fastpwrup_dly; + + /* interrupt */ + u32 macintstatus; + u32 macintmask; + u32 defmacintmask; + + bool clk; + + /* multiband */ + struct brcms_core *core; + struct brcms_band *band; + struct brcms_core *corestate; + struct brcms_band *bandstate[MAXBANDS]; + + /* packet queue */ + uint qvalid; + + struct ampdu_info *ampdu; + struct antsel_info *asi; + struct brcms_cm_info *cmi; + + u16 vendorid; + u16 deviceid; + uint ucode_rev; + + u8 perm_etheraddr[ETH_ALEN]; + + bool bandlocked; + bool bandinit_pending; + + bool radio_monitor; + bool going_down; + + bool mpc; + u8 mpc_dlycnt; + u8 mpc_offcnt; + u8 mpc_delay_off; + u8 prev_non_delay_mpc; + + struct brcms_timer *wdtimer; + struct brcms_timer *radio_timer; + + /* promiscuous */ + bool monitor; + bool bcnmisc_monitor; + + /* driver feature */ + bool _rifs; + + /* AP-STA synchronization, power save */ + u8 bcn_li_bcn; + u8 bcn_li_dtim; + + bool WDarmed; + u32 WDlast; + + /* WME */ + u16 edcf_txop[AC_COUNT]; + + u16 wme_retries[AC_COUNT]; + u16 tx_prec_map; + u16 fifo2prec_map[NFIFO]; + + struct brcms_bss_cfg *bsscfg; + + /* tx queue */ + struct brcms_txq_info *tx_queues; + + struct modulecb *modulecb; + + u8 mimoft; + s8 cck_40txbw; + s8 ofdm_40txbw; + s8 mimo_40txbw; + + struct brcms_bss_info *default_bss; + + u16 mc_fid_counter; + + char country_default[BRCM_CNTRY_BUF_SZ]; + char autocountry_default[BRCM_CNTRY_BUF_SZ]; + u16 prb_resp_timeout; + + u16 home_chanspec; + + /* PHY parameters */ + u16 chanspec; + u16 usr_fragthresh; + u16 fragthresh[NFIFO]; + u16 RTSThresh; + u16 SRL; + u16 LRL; + u16 SFBL; + u16 LFBL; + + /* network config */ + bool shortslot; + s8 shortslot_override; + bool include_legacy_erp; + + struct brcms_protection *protection; + s8 PLCPHdr_override; + + struct brcms_stf *stf; + + u32 bcn_rspec; + + uint tempsense_lasttime; + + u16 tx_duty_cycle_ofdm; + u16 tx_duty_cycle_cck; + + struct brcms_txq_info *pkt_queue; + struct wiphy *wiphy; + struct scb pri_scb; +}; + +/* 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 + * + * wlc: wlc to which this bsscfg belongs to. + * up: is this configuration up operational + * enable: is this configuration enabled + * associated: is BSS in ASSOCIATED state + * BSS: infraustructure or adhoc + * SSID_len: the length of SSID + * SSID: SSID string + * + * + * BSSID: BSSID (associated) + * cur_etheraddr: h/w address + * flags: BSSCFG flags; see below + * + * current_bss: BSS parms in ASSOCIATED state + * + * + * ID: 'unique' ID of this bsscfg, assigned at bsscfg allocation + */ +struct brcms_bss_cfg { + struct brcms_c_info *wlc; + bool up; + bool enable; + bool associated; + bool BSS; + u8 SSID_len; + u8 SSID[IEEE80211_MAX_SSID_LEN]; + u8 BSSID[ETH_ALEN]; + u8 cur_etheraddr[ETH_ALEN]; + struct brcms_bss_info *current_bss; +}; + +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 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(struct brcms_c_info *wlc, 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_b_xmtfifo_sz_get(struct brcms_hardware *wlc_hw, uint fifo, + uint *blocks); + +#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, u32 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, u32 ratespec, + uint mac_len); +extern u32 brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, + u32 rspec, + bool use_rspec, u16 mimo_ctlchbw); +extern u16 brcms_c_compute_rtscts_dur(struct brcms_c_info *wlc, bool cts_only, + u32 rts_rate, + u32 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)); + +/* Shared memory access */ +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_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_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, u32 rspec); +extern void brcms_c_compute_plcp(struct brcms_c_info *wlc, u32 rate, + uint length, u8 *plcp); +extern uint brcms_c_calc_frame_time(struct brcms_c_info *wlc, + u32 ratespec, + u8 preamble_type, uint mac_len); + +extern void brcms_c_set_chanspec(struct brcms_c_info *wlc, + u16 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); +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, + u32 bcn_rate); +extern void brcms_c_mod_prb_rsp_rate_table(struct brcms_c_info *wlc, + uint frame_len); +extern u32 brcms_c_lowest_basic_rspec(struct brcms_c_info *wlc, + struct brcms_c_rateset *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, + u16 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_b_antsel_type_set(struct brcms_hardware *wlc_hw, + u8 antsel_type); + +/* chanspec, ucode interface */ +extern void brcms_b_set_chanspec(struct brcms_hardware *wlc_hw, + u16 chanspec, + bool mute, struct txpwr_limits *txpwr); + +extern void brcms_b_write_shm(struct brcms_hardware *wlc_hw, uint offset, + u16 v); +extern u16 brcms_b_read_shm(struct brcms_hardware *wlc_hw, uint offset); + +extern void brcms_b_mhf(struct brcms_hardware *wlc_hw, u8 idx, u16 mask, + u16 val, int bands); + +extern void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags); + +extern void brcms_b_mctrl(struct brcms_hardware *wlc_hw, u32 mask, u32 val); + +extern void brcms_b_phy_reset(struct brcms_hardware *wlc_hw); +extern void brcms_b_bw_set(struct brcms_hardware *wlc_hw, u16 bw); +extern void brcms_b_core_phypll_reset(struct brcms_hardware *wlc_hw); +extern void brcms_c_ucode_wake_override_set(struct brcms_hardware *wlc_hw, + u32 override_bit); +extern void brcms_c_ucode_wake_override_clear(struct brcms_hardware *wlc_hw, + u32 override_bit); +extern void brcms_b_write_template_ram(struct brcms_hardware *wlc_hw, + int offset, int len, void *buf); +extern u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate); +extern void brcms_b_copyto_objmem(struct brcms_hardware *wlc_hw, + uint offset, const void *buf, int len, + u32 sel); +extern void brcms_b_copyfrom_objmem(struct brcms_hardware *wlc_hw, uint offset, + void *buf, int len, u32 sel); +extern void brcms_b_switch_macfreq(struct brcms_hardware *wlc_hw, u8 spurmode); +extern u16 brcms_b_get_txant(struct brcms_hardware *wlc_hw); +extern void brcms_b_phyclk_fgc(struct brcms_hardware *wlc_hw, bool clk); +extern void brcms_b_macphyclk_set(struct brcms_hardware *wlc_hw, bool clk); +extern void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on); +extern void brcms_b_txant_set(struct brcms_hardware *wlc_hw, u16 phytxant); +extern void brcms_b_band_stf_ss_set(struct brcms_hardware *wlc_hw, + u8 stf_mode); +extern void brcms_c_init_scb(struct scb *scb); + +#endif /* _BRCM_MAIN_H_ */ |