Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2010 Broadcom Corporation |
| 3 | * |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #ifndef _BRCMU_WIFI_H_ |
| 18 | #define _BRCMU_WIFI_H_ |
| 19 | |
| 20 | #include <linux/if_ether.h> /* for ETH_ALEN */ |
| 21 | #include <linux/ieee80211.h> /* for WLAN_PMKID_LEN */ |
| 22 | |
| 23 | /* |
| 24 | * A chanspec (u16) holds the channel number, band, bandwidth and control |
| 25 | * sideband |
| 26 | */ |
| 27 | |
| 28 | /* channel defines */ |
| 29 | #define CH_UPPER_SB 0x01 |
| 30 | #define CH_LOWER_SB 0x02 |
| 31 | #define CH_EWA_VALID 0x04 |
Arend van Spriel | d5b19a43 | 2018-09-05 09:48:58 +0200 | [diff] [blame] | 32 | #define CH_70MHZ_APART 14 |
| 33 | #define CH_50MHZ_APART 10 |
Arend van Spriel | 4439cbc | 2014-05-12 10:47:34 +0200 | [diff] [blame] | 34 | #define CH_30MHZ_APART 6 |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 35 | #define CH_20MHZ_APART 4 |
| 36 | #define CH_10MHZ_APART 2 |
| 37 | #define CH_5MHZ_APART 1 /* 2G band channels are 5 Mhz apart */ |
Hante Meuleman | d48200b | 2013-04-03 12:40:29 +0200 | [diff] [blame] | 38 | #define CH_MIN_2G_CHANNEL 1 |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 39 | #define CH_MAX_2G_CHANNEL 14 /* Max channel in 2G band */ |
Hante Meuleman | d48200b | 2013-04-03 12:40:29 +0200 | [diff] [blame] | 40 | #define CH_MIN_5G_CHANNEL 34 |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 41 | |
| 42 | /* bandstate array indices */ |
| 43 | #define BAND_2G_INDEX 0 /* wlc->bandstate[x] index */ |
| 44 | #define BAND_5G_INDEX 1 /* wlc->bandstate[x] index */ |
| 45 | |
| 46 | /* |
| 47 | * max # supported channels. The max channel no is 216, this is that + 1 |
| 48 | * rounded up to a multiple of NBBY (8). DO NOT MAKE it > 255: channels are |
| 49 | * u8's all over |
| 50 | */ |
| 51 | #define MAXCHANNEL 224 |
| 52 | |
| 53 | #define WL_CHANSPEC_CHAN_MASK 0x00ff |
| 54 | #define WL_CHANSPEC_CHAN_SHIFT 0 |
| 55 | |
| 56 | #define WL_CHANSPEC_CTL_SB_MASK 0x0300 |
| 57 | #define WL_CHANSPEC_CTL_SB_SHIFT 8 |
| 58 | #define WL_CHANSPEC_CTL_SB_LOWER 0x0100 |
| 59 | #define WL_CHANSPEC_CTL_SB_UPPER 0x0200 |
| 60 | #define WL_CHANSPEC_CTL_SB_NONE 0x0300 |
| 61 | |
| 62 | #define WL_CHANSPEC_BW_MASK 0x0C00 |
| 63 | #define WL_CHANSPEC_BW_SHIFT 10 |
| 64 | #define WL_CHANSPEC_BW_10 0x0400 |
| 65 | #define WL_CHANSPEC_BW_20 0x0800 |
| 66 | #define WL_CHANSPEC_BW_40 0x0C00 |
Hante Meuleman | d48200b | 2013-04-03 12:40:29 +0200 | [diff] [blame] | 67 | #define WL_CHANSPEC_BW_80 0x2000 |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 68 | |
| 69 | #define WL_CHANSPEC_BAND_MASK 0xf000 |
| 70 | #define WL_CHANSPEC_BAND_SHIFT 12 |
| 71 | #define WL_CHANSPEC_BAND_5G 0x1000 |
| 72 | #define WL_CHANSPEC_BAND_2G 0x2000 |
| 73 | #define INVCHANSPEC 255 |
| 74 | |
Hante Meuleman | d48200b | 2013-04-03 12:40:29 +0200 | [diff] [blame] | 75 | #define WL_CHAN_VALID_HW (1 << 0) /* valid with current HW */ |
| 76 | #define WL_CHAN_VALID_SW (1 << 1) /* valid with country sett. */ |
| 77 | #define WL_CHAN_BAND_5G (1 << 2) /* 5GHz-band channel */ |
| 78 | #define WL_CHAN_RADAR (1 << 3) /* radar sensitive channel */ |
| 79 | #define WL_CHAN_INACTIVE (1 << 4) /* inactive due to radar */ |
| 80 | #define WL_CHAN_PASSIVE (1 << 5) /* channel in passive mode */ |
| 81 | #define WL_CHAN_RESTRICTED (1 << 6) /* restricted use channel */ |
| 82 | |
| 83 | /* values for band specific 40MHz capabilities */ |
| 84 | #define WLC_N_BW_20ALL 0 |
| 85 | #define WLC_N_BW_40ALL 1 |
| 86 | #define WLC_N_BW_20IN2G_40IN5G 2 |
| 87 | |
Arend van Spriel | 2375d97 | 2014-01-06 12:40:41 +0100 | [diff] [blame] | 88 | #define WLC_BW_20MHZ_BIT BIT(0) |
| 89 | #define WLC_BW_40MHZ_BIT BIT(1) |
| 90 | #define WLC_BW_80MHZ_BIT BIT(2) |
| 91 | #define WLC_BW_160MHZ_BIT BIT(3) |
| 92 | |
| 93 | /* Bandwidth capabilities */ |
| 94 | #define WLC_BW_CAP_20MHZ (WLC_BW_20MHZ_BIT) |
| 95 | #define WLC_BW_CAP_40MHZ (WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT) |
| 96 | #define WLC_BW_CAP_80MHZ (WLC_BW_80MHZ_BIT|WLC_BW_40MHZ_BIT| \ |
| 97 | WLC_BW_20MHZ_BIT) |
| 98 | #define WLC_BW_CAP_160MHZ (WLC_BW_160MHZ_BIT|WLC_BW_80MHZ_BIT| \ |
| 99 | WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT) |
| 100 | #define WLC_BW_CAP_UNRESTRICTED 0xFF |
| 101 | |
Hante Meuleman | d48200b | 2013-04-03 12:40:29 +0200 | [diff] [blame] | 102 | /* band types */ |
| 103 | #define WLC_BAND_AUTO 0 /* auto-select */ |
| 104 | #define WLC_BAND_5G 1 /* 5 Ghz */ |
| 105 | #define WLC_BAND_2G 2 /* 2.4 Ghz */ |
| 106 | #define WLC_BAND_ALL 3 /* all bands */ |
| 107 | |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 108 | #define CHSPEC_CHANNEL(chspec) ((u8)((chspec) & WL_CHANSPEC_CHAN_MASK)) |
| 109 | #define CHSPEC_BAND(chspec) ((chspec) & WL_CHANSPEC_BAND_MASK) |
| 110 | |
| 111 | #define CHSPEC_CTL_SB(chspec) ((chspec) & WL_CHANSPEC_CTL_SB_MASK) |
| 112 | #define CHSPEC_BW(chspec) ((chspec) & WL_CHANSPEC_BW_MASK) |
| 113 | |
| 114 | #define CHSPEC_IS10(chspec) \ |
| 115 | (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10) |
| 116 | |
| 117 | #define CHSPEC_IS20(chspec) \ |
| 118 | (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20) |
| 119 | |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 120 | #define CHSPEC_IS40(chspec) \ |
| 121 | (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40) |
Hante Meuleman | d48200b | 2013-04-03 12:40:29 +0200 | [diff] [blame] | 122 | |
| 123 | #define CHSPEC_IS80(chspec) \ |
| 124 | (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_80) |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 125 | |
| 126 | #define CHSPEC_IS5G(chspec) \ |
| 127 | (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G) |
| 128 | |
| 129 | #define CHSPEC_IS2G(chspec) \ |
| 130 | (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G) |
| 131 | |
| 132 | #define CHSPEC_SB_NONE(chspec) \ |
| 133 | (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE) |
| 134 | |
| 135 | #define CHSPEC_SB_UPPER(chspec) \ |
| 136 | (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER) |
| 137 | |
| 138 | #define CHSPEC_SB_LOWER(chspec) \ |
| 139 | (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER) |
| 140 | |
| 141 | #define CHSPEC_CTL_CHAN(chspec) \ |
| 142 | ((CHSPEC_SB_LOWER(chspec)) ? \ |
| 143 | (lower_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK))) : \ |
| 144 | (upper_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK)))) |
| 145 | |
| 146 | #define CHSPEC2BAND(chspec) (CHSPEC_IS5G(chspec) ? BRCM_BAND_5G : BRCM_BAND_2G) |
| 147 | |
| 148 | #define CHANSPEC_STR_LEN 8 |
| 149 | |
| 150 | static inline int lower_20_sb(int channel) |
| 151 | { |
| 152 | return channel > CH_10MHZ_APART ? (channel - CH_10MHZ_APART) : 0; |
| 153 | } |
| 154 | |
| 155 | static inline int upper_20_sb(int channel) |
| 156 | { |
| 157 | return (channel < (MAXCHANNEL - CH_10MHZ_APART)) ? |
| 158 | channel + CH_10MHZ_APART : 0; |
| 159 | } |
| 160 | |
| 161 | static inline int chspec_bandunit(u16 chspec) |
| 162 | { |
| 163 | return CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX; |
| 164 | } |
| 165 | |
| 166 | static inline u16 ch20mhz_chspec(int channel) |
| 167 | { |
| 168 | u16 rc = channel <= CH_MAX_2G_CHANNEL ? |
| 169 | WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G; |
| 170 | |
| 171 | return (u16)((u16)channel | WL_CHANSPEC_BW_20 | |
| 172 | WL_CHANSPEC_CTL_SB_NONE | rc); |
| 173 | } |
| 174 | |
| 175 | static inline int next_20mhz_chan(int channel) |
| 176 | { |
| 177 | return channel < (MAXCHANNEL - CH_20MHZ_APART) ? |
| 178 | channel + CH_20MHZ_APART : 0; |
| 179 | } |
| 180 | |
| 181 | /* defined rate in 500kbps */ |
| 182 | #define BRCM_MAXRATE 108 /* in 500kbps units */ |
| 183 | #define BRCM_RATE_1M 2 /* in 500kbps units */ |
| 184 | #define BRCM_RATE_2M 4 /* in 500kbps units */ |
| 185 | #define BRCM_RATE_5M5 11 /* in 500kbps units */ |
| 186 | #define BRCM_RATE_11M 22 /* in 500kbps units */ |
| 187 | #define BRCM_RATE_6M 12 /* in 500kbps units */ |
| 188 | #define BRCM_RATE_9M 18 /* in 500kbps units */ |
| 189 | #define BRCM_RATE_12M 24 /* in 500kbps units */ |
| 190 | #define BRCM_RATE_18M 36 /* in 500kbps units */ |
| 191 | #define BRCM_RATE_24M 48 /* in 500kbps units */ |
| 192 | #define BRCM_RATE_36M 72 /* in 500kbps units */ |
| 193 | #define BRCM_RATE_48M 96 /* in 500kbps units */ |
| 194 | #define BRCM_RATE_54M 108 /* in 500kbps units */ |
| 195 | |
| 196 | #define BRCM_2G_25MHZ_OFFSET 5 /* 2.4GHz band channel offset */ |
| 197 | |
| 198 | #define MCSSET_LEN 16 |
| 199 | |
| 200 | static inline bool ac_bitmap_tst(u8 bitmap, int prec) |
| 201 | { |
| 202 | return (bitmap & (1 << (prec))) != 0; |
| 203 | } |
| 204 | |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 205 | /* Enumerate crypto algorithms */ |
| 206 | #define CRYPTO_ALGO_OFF 0 |
| 207 | #define CRYPTO_ALGO_WEP1 1 |
| 208 | #define CRYPTO_ALGO_TKIP 2 |
| 209 | #define CRYPTO_ALGO_WEP128 3 |
| 210 | #define CRYPTO_ALGO_AES_CCM 4 |
| 211 | #define CRYPTO_ALGO_AES_RESERVED1 5 |
| 212 | #define CRYPTO_ALGO_AES_RESERVED2 6 |
| 213 | #define CRYPTO_ALGO_NALG 7 |
| 214 | |
| 215 | /* wireless security bitvec */ |
| 216 | |
| 217 | #define WEP_ENABLED 0x0001 |
| 218 | #define TKIP_ENABLED 0x0002 |
| 219 | #define AES_ENABLED 0x0004 |
| 220 | #define WSEC_SWFLAG 0x0008 |
| 221 | /* to go into transition mode without setting wep */ |
| 222 | #define SES_OW_ENABLED 0x0040 |
Daniel Kim | 87b7e9e | 2014-03-25 21:45:09 +0100 | [diff] [blame] | 223 | /* MFP */ |
| 224 | #define MFP_CAPABLE 0x0200 |
| 225 | #define MFP_REQUIRED 0x0400 |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 226 | |
| 227 | /* WPA authentication mode bitvec */ |
| 228 | #define WPA_AUTH_DISABLED 0x0000 /* Legacy (i.e., non-WPA) */ |
| 229 | #define WPA_AUTH_NONE 0x0001 /* none (IBSS) */ |
| 230 | #define WPA_AUTH_UNSPECIFIED 0x0002 /* over 802.1x */ |
| 231 | #define WPA_AUTH_PSK 0x0004 /* Pre-shared key */ |
| 232 | #define WPA_AUTH_RESERVED1 0x0008 |
| 233 | #define WPA_AUTH_RESERVED2 0x0010 |
| 234 | |
| 235 | #define WPA2_AUTH_RESERVED1 0x0020 |
| 236 | #define WPA2_AUTH_UNSPECIFIED 0x0040 /* over 802.1x */ |
| 237 | #define WPA2_AUTH_PSK 0x0080 /* Pre-shared key */ |
| 238 | #define WPA2_AUTH_RESERVED3 0x0200 |
| 239 | #define WPA2_AUTH_RESERVED4 0x0400 |
| 240 | #define WPA2_AUTH_RESERVED5 0x0800 |
Hante Meuleman | 240d61a | 2016-02-17 11:27:10 +0100 | [diff] [blame] | 241 | #define WPA2_AUTH_1X_SHA256 0x1000 /* 1X with SHA256 key derivation */ |
| 242 | #define WPA2_AUTH_PSK_SHA256 0x8000 /* PSK with SHA256 key derivation */ |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 243 | |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 244 | #define DOT11_DEFAULT_RTS_LEN 2347 |
| 245 | #define DOT11_DEFAULT_FRAG_LEN 2346 |
| 246 | |
| 247 | #define DOT11_ICV_AES_LEN 8 |
| 248 | #define DOT11_QOS_LEN 2 |
| 249 | #define DOT11_IV_MAX_LEN 8 |
| 250 | #define DOT11_A4_HDR_LEN 30 |
| 251 | |
| 252 | #define HT_CAP_RX_STBC_NO 0x0 |
| 253 | #define HT_CAP_RX_STBC_ONE_STREAM 0x1 |
| 254 | |
Arend van Spriel | 5b435de | 2011-10-05 13:19:03 +0200 | [diff] [blame] | 255 | #endif /* _BRCMU_WIFI_H_ */ |