net: wireless: add brcm80211 drivers

Add the brcm80211 tree to drivers/net/wireless, and disable the version that's
in drivers/staging.  This version includes the sources currently in staging,
plus any changes that have been sent out for review.

Sources in staging will be deleted in a followup patch.

Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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 000000000000..7a2554f611a6
--- /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, &regs->regfoo);
+ *    field = GFIELD(regval, <NAME>);
+ *    regval = SFIELD(regval, <NAME>, 1);
+ *    W_REG(osh, &regs->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_ */