248 lines · c
1// SPDX-License-Identifier: ISC2/*3 * Copyright (c) 2010 Broadcom Corporation4 */5 6#ifndef _BRCMU_WIFI_H_7#define _BRCMU_WIFI_H_8 9#include <linux/if_ether.h> /* for ETH_ALEN */10#include <linux/ieee80211.h> /* for WLAN_PMKID_LEN */11 12/*13 * A chanspec (u16) holds the channel number, band, bandwidth and control14 * sideband15 */16 17/* channel defines */18#define CH_UPPER_SB 0x0119#define CH_LOWER_SB 0x0220#define CH_EWA_VALID 0x0421#define CH_70MHZ_APART 1422#define CH_50MHZ_APART 1023#define CH_30MHZ_APART 624#define CH_20MHZ_APART 425#define CH_10MHZ_APART 226#define CH_5MHZ_APART 1 /* 2G band channels are 5 Mhz apart */27#define CH_MIN_2G_CHANNEL 128#define CH_MAX_2G_CHANNEL 14 /* Max channel in 2G band */29#define CH_MIN_5G_CHANNEL 3430 31/* bandstate array indices */32#define BAND_2G_INDEX 0 /* wlc->bandstate[x] index */33#define BAND_5G_INDEX 1 /* wlc->bandstate[x] index */34 35/*36 * max # supported channels. The max channel no is 216, this is that + 137 * rounded up to a multiple of NBBY (8). DO NOT MAKE it > 255: channels are38 * u8's all over39*/40#define MAXCHANNEL 22441 42#define WL_CHANSPEC_CHAN_MASK 0x00ff43#define WL_CHANSPEC_CHAN_SHIFT 044 45#define WL_CHANSPEC_CTL_SB_MASK 0x030046#define WL_CHANSPEC_CTL_SB_SHIFT 847#define WL_CHANSPEC_CTL_SB_LOWER 0x010048#define WL_CHANSPEC_CTL_SB_UPPER 0x020049#define WL_CHANSPEC_CTL_SB_NONE 0x030050 51#define WL_CHANSPEC_BW_MASK 0x0C0052#define WL_CHANSPEC_BW_SHIFT 1053#define WL_CHANSPEC_BW_10 0x040054#define WL_CHANSPEC_BW_20 0x080055#define WL_CHANSPEC_BW_40 0x0C0056#define WL_CHANSPEC_BW_80 0x200057 58#define WL_CHANSPEC_BAND_MASK 0xf00059#define WL_CHANSPEC_BAND_SHIFT 1260#define WL_CHANSPEC_BAND_5G 0x100061#define WL_CHANSPEC_BAND_2G 0x200062#define INVCHANSPEC 25563 64#define WL_CHAN_VALID_HW (1 << 0) /* valid with current HW */65#define WL_CHAN_VALID_SW (1 << 1) /* valid with country sett. */66#define WL_CHAN_BAND_5G (1 << 2) /* 5GHz-band channel */67#define WL_CHAN_RADAR (1 << 3) /* radar sensitive channel */68#define WL_CHAN_INACTIVE (1 << 4) /* inactive due to radar */69#define WL_CHAN_PASSIVE (1 << 5) /* channel in passive mode */70#define WL_CHAN_RESTRICTED (1 << 6) /* restricted use channel */71 72/* values for band specific 40MHz capabilities */73#define WLC_N_BW_20ALL 074#define WLC_N_BW_40ALL 175#define WLC_N_BW_20IN2G_40IN5G 276 77#define WLC_BW_20MHZ_BIT BIT(0)78#define WLC_BW_40MHZ_BIT BIT(1)79#define WLC_BW_80MHZ_BIT BIT(2)80#define WLC_BW_160MHZ_BIT BIT(3)81 82/* Bandwidth capabilities */83#define WLC_BW_CAP_20MHZ (WLC_BW_20MHZ_BIT)84#define WLC_BW_CAP_40MHZ (WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT)85#define WLC_BW_CAP_80MHZ (WLC_BW_80MHZ_BIT|WLC_BW_40MHZ_BIT| \86 WLC_BW_20MHZ_BIT)87#define WLC_BW_CAP_160MHZ (WLC_BW_160MHZ_BIT|WLC_BW_80MHZ_BIT| \88 WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT)89#define WLC_BW_CAP_UNRESTRICTED 0xFF90 91/* band types */92#define WLC_BAND_AUTO 0 /* auto-select */93#define WLC_BAND_5G 1 /* 5 Ghz */94#define WLC_BAND_2G 2 /* 2.4 Ghz */95#define WLC_BAND_ALL 3 /* all bands */96 97#define CHSPEC_CHANNEL(chspec) ((u8)((chspec) & WL_CHANSPEC_CHAN_MASK))98#define CHSPEC_BAND(chspec) ((chspec) & WL_CHANSPEC_BAND_MASK)99 100#define CHSPEC_CTL_SB(chspec) ((chspec) & WL_CHANSPEC_CTL_SB_MASK)101#define CHSPEC_BW(chspec) ((chspec) & WL_CHANSPEC_BW_MASK)102 103#define CHSPEC_IS10(chspec) \104 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10)105 106#define CHSPEC_IS20(chspec) \107 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20)108 109#define CHSPEC_IS40(chspec) \110 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40)111 112#define CHSPEC_IS80(chspec) \113 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_80)114 115#define CHSPEC_IS5G(chspec) \116 (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G)117 118#define CHSPEC_IS2G(chspec) \119 (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G)120 121#define CHSPEC_SB_NONE(chspec) \122 (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE)123 124#define CHSPEC_SB_UPPER(chspec) \125 (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER)126 127#define CHSPEC_SB_LOWER(chspec) \128 (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER)129 130#define CHSPEC_CTL_CHAN(chspec) \131 ((CHSPEC_SB_LOWER(chspec)) ? \132 (lower_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK))) : \133 (upper_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK))))134 135#define CHSPEC2BAND(chspec) (CHSPEC_IS5G(chspec) ? BRCM_BAND_5G : BRCM_BAND_2G)136 137#define CHANSPEC_STR_LEN 8138 139static inline int lower_20_sb(int channel)140{141 return channel > CH_10MHZ_APART ? (channel - CH_10MHZ_APART) : 0;142}143 144static inline int upper_20_sb(int channel)145{146 return (channel < (MAXCHANNEL - CH_10MHZ_APART)) ?147 channel + CH_10MHZ_APART : 0;148}149 150static inline int chspec_bandunit(u16 chspec)151{152 return CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX;153}154 155static inline u16 ch20mhz_chspec(int channel)156{157 u16 rc = channel <= CH_MAX_2G_CHANNEL ?158 WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G;159 160 return (u16)((u16)channel | WL_CHANSPEC_BW_20 |161 WL_CHANSPEC_CTL_SB_NONE | rc);162}163 164static inline int next_20mhz_chan(int channel)165{166 return channel < (MAXCHANNEL - CH_20MHZ_APART) ?167 channel + CH_20MHZ_APART : 0;168}169 170/* defined rate in 500kbps */171#define BRCM_MAXRATE 108 /* in 500kbps units */172#define BRCM_RATE_1M 2 /* in 500kbps units */173#define BRCM_RATE_2M 4 /* in 500kbps units */174#define BRCM_RATE_5M5 11 /* in 500kbps units */175#define BRCM_RATE_11M 22 /* in 500kbps units */176#define BRCM_RATE_6M 12 /* in 500kbps units */177#define BRCM_RATE_9M 18 /* in 500kbps units */178#define BRCM_RATE_12M 24 /* in 500kbps units */179#define BRCM_RATE_18M 36 /* in 500kbps units */180#define BRCM_RATE_24M 48 /* in 500kbps units */181#define BRCM_RATE_36M 72 /* in 500kbps units */182#define BRCM_RATE_48M 96 /* in 500kbps units */183#define BRCM_RATE_54M 108 /* in 500kbps units */184 185#define BRCM_2G_25MHZ_OFFSET 5 /* 2.4GHz band channel offset */186 187#define MCSSET_LEN 16188 189static inline bool ac_bitmap_tst(u8 bitmap, int prec)190{191 return (bitmap & (1 << (prec))) != 0;192}193 194/* Enumerate crypto algorithms */195#define CRYPTO_ALGO_OFF 0196#define CRYPTO_ALGO_WEP1 1197#define CRYPTO_ALGO_TKIP 2198#define CRYPTO_ALGO_WEP128 3199#define CRYPTO_ALGO_AES_CCM 4200#define CRYPTO_ALGO_AES_RESERVED1 5201#define CRYPTO_ALGO_AES_RESERVED2 6202#define CRYPTO_ALGO_NALG 7203 204/* wireless security bitvec */205 206#define WEP_ENABLED 0x0001207#define TKIP_ENABLED 0x0002208#define AES_ENABLED 0x0004209#define WSEC_SWFLAG 0x0008210/* to go into transition mode without setting wep */211#define SES_OW_ENABLED 0x0040212/* MFP */213#define MFP_CAPABLE 0x0200214#define MFP_REQUIRED 0x0400215 216/* WPA authentication mode bitvec */217#define WPA_AUTH_DISABLED 0x0000 /* Legacy (i.e., non-WPA) */218#define WPA_AUTH_NONE 0x0001 /* none (IBSS) */219#define WPA_AUTH_UNSPECIFIED 0x0002 /* over 802.1x */220#define WPA_AUTH_PSK 0x0004 /* Pre-shared key */221#define WPA_AUTH_RESERVED1 0x0008222#define WPA_AUTH_RESERVED2 0x0010223 224#define WPA2_AUTH_RESERVED1 0x0020225#define WPA2_AUTH_UNSPECIFIED 0x0040 /* over 802.1x */226#define WPA2_AUTH_PSK 0x0080 /* Pre-shared key */227#define WPA2_AUTH_RESERVED3 0x0200228#define WPA2_AUTH_RESERVED4 0x0400229#define WPA2_AUTH_RESERVED5 0x0800230#define WPA2_AUTH_1X_SHA256 0x1000 /* 1X with SHA256 key derivation */231#define WPA2_AUTH_FT 0x4000 /* Fast BSS Transition */232#define WPA2_AUTH_PSK_SHA256 0x8000 /* PSK with SHA256 key derivation */233 234#define WPA3_AUTH_SAE_PSK 0x40000 /* SAE with 4-way handshake */235 236#define DOT11_DEFAULT_RTS_LEN 2347237#define DOT11_DEFAULT_FRAG_LEN 2346238 239#define DOT11_ICV_AES_LEN 8240#define DOT11_QOS_LEN 2241#define DOT11_IV_MAX_LEN 8242#define DOT11_A4_HDR_LEN 30243 244#define HT_CAP_RX_STBC_NO 0x0245#define HT_CAP_RX_STBC_ONE_STREAM 0x1246 247#endif /* _BRCMU_WIFI_H_ */248