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1/*2 * Copyright (c) 2010 Broadcom Corporation3 *4 * Permission to use, copy, modify, and/or distribute this software for any5 * purpose with or without fee is hereby granted, provided that the above6 * copyright notice and this permission notice appear in all copies.7 *8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.15 */16 17#ifndef _BRCM_PUB_H_18#define _BRCM_PUB_H_19 20#include <linux/bcma/bcma.h>21#include <brcmu_wifi.h>22#include "types.h"23#include "defs.h"24 25#define BRCMS_NUMRATES 16 /* max # of rates in a rateset */26 27/* phy types */28#define PHY_TYPE_A 0 /* Phy type A */29#define PHY_TYPE_G 2 /* Phy type G */30#define PHY_TYPE_N 4 /* Phy type N */31#define PHY_TYPE_LP 5 /* Phy type Low Power A/B/G */32#define PHY_TYPE_SSN 6 /* Phy type Single Stream N */33#define PHY_TYPE_LCN 8 /* Phy type Single Stream N */34#define PHY_TYPE_LCNXN 9 /* Phy type 2-stream N */35#define PHY_TYPE_HT 7 /* Phy type 3-Stream N */36 37/* bw */38#define BRCMS_10_MHZ 10 /* 10Mhz nphy channel bandwidth */39#define BRCMS_20_MHZ 20 /* 20Mhz nphy channel bandwidth */40#define BRCMS_40_MHZ 40 /* 40Mhz nphy channel bandwidth */41 42#define BRCMS_RSSI_MINVAL -200 /* Low value, e.g. for forcing roam */43#define BRCMS_RSSI_NO_SIGNAL -91 /* NDIS RSSI link quality cutoffs */44#define BRCMS_RSSI_VERY_LOW -80 /* Very low quality cutoffs */45#define BRCMS_RSSI_LOW -70 /* Low quality cutoffs */46#define BRCMS_RSSI_GOOD -68 /* Good quality cutoffs */47#define BRCMS_RSSI_VERY_GOOD -58 /* Very good quality cutoffs */48#define BRCMS_RSSI_EXCELLENT -57 /* Excellent quality cutoffs */49 50/* a large TX Power as an init value to factor out of min() calculations,51 * keep low enough to fit in an s8, units are .25 dBm52 */53#define BRCMS_TXPWR_MAX (127) /* ~32 dBm = 1,500 mW */54 55/* rate related definitions */56#define BRCMS_RATE_FLAG 0x80 /* Flag to indicate it is a basic rate */57#define BRCMS_RATE_MASK 0x7f /* Rate value mask w/o basic rate flag */58 59/* legacy rx Antenna diversity for SISO rates */60#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */61#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */62#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */63#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */64#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */65/* default antdiv setting */66#define ANT_RX_DIV_DEF ANT_RX_DIV_START_067 68/* legacy rx Antenna diversity for SISO rates */69/* Tx on antenna 0, "legacy term Main" */70#define ANT_TX_FORCE_0 071/* Tx on antenna 1, "legacy term Aux" */72#define ANT_TX_FORCE_1 173/* Tx on phy's last good Rx antenna */74#define ANT_TX_LAST_RX 375/* driver's default tx antenna setting */76#define ANT_TX_DEF 377 78/* Tx Chain values */79/* def bitmap of txchain */80#define TXCHAIN_DEF 0x181/* default bitmap of tx chains for nphy */82#define TXCHAIN_DEF_NPHY 0x383/* default bitmap of tx chains for nphy */84#define TXCHAIN_DEF_HTPHY 0x785/* def bitmap of rxchain */86#define RXCHAIN_DEF 0x187/* default bitmap of rx chains for nphy */88#define RXCHAIN_DEF_NPHY 0x389/* default bitmap of rx chains for nphy */90#define RXCHAIN_DEF_HTPHY 0x791/* no antenna switch */92#define ANTSWITCH_NONE 093/* antenna switch on 4321CB2, 2of3 */94#define ANTSWITCH_TYPE_1 195/* antenna switch on 4321MPCI, 2of3 */96#define ANTSWITCH_TYPE_2 297/* antenna switch on 4322, 2of3 */98#define ANTSWITCH_TYPE_3 399 100#define RXBUFSZ PKTBUFSZ101 102#define MAX_STREAMS_SUPPORTED 4 /* max number of streams supported */103 104struct brcm_rateset {105 /* # rates in this set */106 u32 count;107 /* rates in 500kbps units w/hi bit set if basic */108 u8 rates[WL_NUMRATES];109};110 111struct brcms_c_rateset {112 uint count; /* number of rates in rates[] */113 /* rates in 500kbps units w/hi bit set if basic */114 u8 rates[BRCMS_NUMRATES];115 u8 htphy_membership; /* HT PHY Membership */116 u8 mcs[MCSSET_LEN]; /* supported mcs index bit map */117};118 119/* All the HT-specific default advertised capabilities (including AMPDU)120 * should be grouped here at one place121 */122#define AMPDU_DEF_MPDU_DENSITY 6 /* default mpdu density (110 ==> 4us) */123 124/* wlc internal bss_info */125struct brcms_bss_info {126 u8 BSSID[ETH_ALEN]; /* network BSSID */127 u16 flags; /* flags for internal attributes */128 u8 SSID_len; /* the length of SSID */129 u8 SSID[32]; /* SSID string */130 s16 RSSI; /* receive signal strength (in dBm) */131 s16 SNR; /* receive signal SNR in dB */132 u16 beacon_period; /* units are Kusec */133 u16 chanspec; /* Channel num, bw, ctrl_sb and band */134 struct brcms_c_rateset rateset; /* supported rates */135};136 137#define MAC80211_PROMISC_BCNS (1 << 0)138#define MAC80211_SCAN (1 << 1)139 140/*141 * Public portion of common driver state structure.142 * The wlc handle points at this.143 */144struct brcms_pub {145 struct brcms_c_info *wlc;146 struct ieee80211_hw *ieee_hw;147 struct scb_ampdu *global_ampdu;148 uint mac80211_state;149 uint unit; /* device instance number */150 uint corerev; /* core revision */151 struct si_pub *sih; /* SI handle (cookie for siutils calls) */152 bool up; /* interface up and running */153 bool hw_off; /* HW is off */154 bool hw_up; /* one time hw up/down */155 bool _piomode; /* true if pio mode */156 uint _nbands; /* # bands supported */157 uint now; /* # elapsed seconds */158 159 bool delayed_down; /* down delayed */160 bool associated; /* true:part of [I]BSS, false: not */161 /* (union of stas_associated, aps_associated) */162 bool _ampdu; /* ampdu enabled or not */163 u8 _n_enab; /* bitmap of 11N + HT support */164 165 u8 cur_etheraddr[ETH_ALEN]; /* our local ethernet address */166 167 u32 radio_disabled; /* bit vector for radio disabled reasons */168 169 u16 boardrev; /* version # of particular board */170 u8 sromrev; /* version # of the srom */171 char srom_ccode[BRCM_CNTRY_BUF_SZ]; /* Country Code in SROM */172 u32 boardflags; /* Board specific flags from srom */173 u32 boardflags2; /* More board flags if sromrev >= 4 */174 bool phy_11ncapable; /* the PHY/HW is capable of 802.11N */175 176 struct wl_cnt *_cnt; /* low-level counters in driver */177 struct dentry *dbgfs_dir;178};179 180enum wlc_par_id {181 IOV_MPC = 1,182 IOV_RTSTHRESH,183 IOV_QTXPOWER,184 IOV_BCN_LI_BCN /* Beacon listen interval in # of beacons */185};186 187/***********************************************188 * Feature-related macros to optimize out code *189 * *********************************************190 */191 192#define ENAB_1x1 0x01193#define ENAB_2x2 0x02194#define ENAB_3x3 0x04195#define ENAB_4x4 0x08196#define SUPPORT_11N (ENAB_1x1|ENAB_2x2)197#define SUPPORT_HT (ENAB_1x1|ENAB_2x2|ENAB_3x3)198 199/* WL11N Support */200#define AMPDU_AGG_HOST 1201 202/* network protection config */203#define BRCMS_PROT_G_SPEC 1 /* SPEC g protection */204#define BRCMS_PROT_G_OVR 2 /* SPEC g prot override */205#define BRCMS_PROT_G_USER 3 /* gmode specified by user */206#define BRCMS_PROT_OVERLAP 4 /* overlap */207#define BRCMS_PROT_N_USER 10 /* nmode specified by user */208#define BRCMS_PROT_N_CFG 11 /* n protection */209#define BRCMS_PROT_N_CFG_OVR 12 /* n protection override */210#define BRCMS_PROT_N_NONGF 13 /* non-GF protection */211#define BRCMS_PROT_N_NONGF_OVR 14 /* non-GF protection override */212#define BRCMS_PROT_N_PAM_OVR 15 /* n preamble override */213#define BRCMS_PROT_N_OBSS 16 /* non-HT OBSS present */214 215/*216 * 54g modes (basic bits may still be overridden)217 *218 * GMODE_LEGACY_B219 * Rateset: 1b, 2b, 5.5, 11220 * Preamble: Long221 * Shortslot: Off222 * GMODE_AUTO223 * Rateset: 1b, 2b, 5.5b, 11b, 18, 24, 36, 54224 * Extended Rateset: 6, 9, 12, 48225 * Preamble: Long226 * Shortslot: Auto227 * GMODE_ONLY228 * Rateset: 1b, 2b, 5.5b, 11b, 18, 24b, 36, 54229 * Extended Rateset: 6b, 9, 12b, 48230 * Preamble: Short required231 * Shortslot: Auto232 * GMODE_B_DEFERRED233 * Rateset: 1b, 2b, 5.5b, 11b, 18, 24, 36, 54234 * Extended Rateset: 6, 9, 12, 48235 * Preamble: Long236 * Shortslot: On237 * GMODE_PERFORMANCE238 * Rateset: 1b, 2b, 5.5b, 6b, 9, 11b, 12b, 18, 24b, 36, 48, 54239 * Preamble: Short required240 * Shortslot: On and required241 * GMODE_LRS242 * Rateset: 1b, 2b, 5.5b, 11b243 * Extended Rateset: 6, 9, 12, 18, 24, 36, 48, 54244 * Preamble: Long245 * Shortslot: Auto246 */247#define GMODE_LEGACY_B 0248#define GMODE_AUTO 1249#define GMODE_ONLY 2250#define GMODE_B_DEFERRED 3251#define GMODE_PERFORMANCE 4252#define GMODE_LRS 5253#define GMODE_MAX 6254 255/* MCS values greater than this enable multiple streams */256#define HIGHEST_SINGLE_STREAM_MCS 7257 258#define MAXBANDS 2 /* Maximum #of bands */259 260/* max number of antenna configurations */261#define ANT_SELCFG_MAX 4262 263struct brcms_antselcfg {264 u8 ant_config[ANT_SELCFG_MAX]; /* antenna configuration */265 u8 num_antcfg; /* number of available antenna configurations */266};267 268/* common functions for every port */269struct brcms_c_info *brcms_c_attach(struct brcms_info *wl,270 struct bcma_device *core, uint unit,271 bool piomode, uint *perr);272uint brcms_c_detach(struct brcms_c_info *wlc);273int brcms_c_up(struct brcms_c_info *wlc);274uint brcms_c_down(struct brcms_c_info *wlc);275 276bool brcms_c_chipmatch(struct bcma_device *core);277void brcms_c_init(struct brcms_c_info *wlc, bool mute_tx);278void brcms_c_reset(struct brcms_c_info *wlc);279 280void brcms_c_intrson(struct brcms_c_info *wlc);281u32 brcms_c_intrsoff(struct brcms_c_info *wlc);282void brcms_c_intrsrestore(struct brcms_c_info *wlc, u32 macintmask);283bool brcms_c_intrsupd(struct brcms_c_info *wlc);284bool brcms_c_isr(struct brcms_c_info *wlc);285bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded);286bool brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu,287 struct ieee80211_hw *hw);288bool brcms_c_aggregatable(struct brcms_c_info *wlc, u8 tid);289void brcms_c_protection_upd(struct brcms_c_info *wlc, uint idx, int val);290int brcms_c_get_header_len(void);291void brcms_c_set_addrmatch(struct brcms_c_info *wlc, int match_reg_offset,292 const u8 *addr);293void brcms_c_wme_setparams(struct brcms_c_info *wlc, u16 aci,294 const struct ieee80211_tx_queue_params *arg,295 bool suspend);296struct brcms_pub *brcms_c_pub(struct brcms_c_info *wlc);297void brcms_c_ampdu_flush(struct brcms_c_info *wlc, struct ieee80211_sta *sta,298 u16 tid);299void brcms_c_ampdu_tx_operational(struct brcms_c_info *wlc, u8 tid,300 uint max_rx_ampdu_bytes);301int brcms_c_module_register(struct brcms_pub *pub, const char *name,302 struct brcms_info *hdl,303 int (*down_fn)(void *handle));304int brcms_c_module_unregister(struct brcms_pub *pub, const char *name,305 struct brcms_info *hdl);306void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc);307void brcms_c_enable_mac(struct brcms_c_info *wlc);308void brcms_c_associate_upd(struct brcms_c_info *wlc, bool state);309void brcms_c_scan_start(struct brcms_c_info *wlc);310void brcms_c_scan_stop(struct brcms_c_info *wlc);311int brcms_c_get_curband(struct brcms_c_info *wlc);312int brcms_c_set_channel(struct brcms_c_info *wlc, u16 channel);313int brcms_c_set_rate_limit(struct brcms_c_info *wlc, u16 srl, u16 lrl);314void brcms_c_get_current_rateset(struct brcms_c_info *wlc,315 struct brcm_rateset *currs);316int brcms_c_set_rateset(struct brcms_c_info *wlc, struct brcm_rateset *rs);317int brcms_c_set_beacon_period(struct brcms_c_info *wlc, u16 period);318u16 brcms_c_get_phy_type(struct brcms_c_info *wlc, int phyidx);319void brcms_c_set_shortslot_override(struct brcms_c_info *wlc,320 s8 sslot_override);321void brcms_c_set_beacon_listen_interval(struct brcms_c_info *wlc, u8 interval);322u64 brcms_c_tsf_get(struct brcms_c_info *wlc);323void brcms_c_tsf_set(struct brcms_c_info *wlc, u64 tsf);324int brcms_c_set_tx_power(struct brcms_c_info *wlc, int txpwr);325int brcms_c_get_tx_power(struct brcms_c_info *wlc);326bool brcms_c_check_radio_disabled(struct brcms_c_info *wlc);327void brcms_c_mute(struct brcms_c_info *wlc, bool on);328bool brcms_c_tx_flush_completed(struct brcms_c_info *wlc);329void brcms_c_start_station(struct brcms_c_info *wlc, u8 *addr);330void brcms_c_start_ap(struct brcms_c_info *wlc, u8 *addr, const u8 *bssid,331 u8 *ssid, size_t ssid_len);332void brcms_c_start_adhoc(struct brcms_c_info *wlc, u8 *addr);333void brcms_c_update_beacon(struct brcms_c_info *wlc);334void brcms_c_set_new_beacon(struct brcms_c_info *wlc, struct sk_buff *beacon,335 u16 tim_offset, u16 dtim_period);336void brcms_c_set_new_probe_resp(struct brcms_c_info *wlc,337 struct sk_buff *probe_resp);338void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable);339void brcms_c_set_ssid(struct brcms_c_info *wlc, u8 *ssid, size_t ssid_len);340 341#endif /* _BRCM_PUB_H_ */342