| /* |
| * 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 _BRCMU_WIFI_H_ |
| #define _BRCMU_WIFI_H_ |
| |
| #include <linux/if_ether.h> /* for ETH_ALEN */ |
| #include <linux/ieee80211.h> /* for WLAN_PMKID_LEN */ |
| |
| /* |
| * A chanspec (u16) holds the channel number, band, bandwidth and control |
| * sideband |
| */ |
| |
| /* channel defines */ |
| #define CH_UPPER_SB 0x01 |
| #define CH_LOWER_SB 0x02 |
| #define CH_EWA_VALID 0x04 |
| #define CH_30MHZ_APART 6 |
| #define CH_20MHZ_APART 4 |
| #define CH_10MHZ_APART 2 |
| #define CH_5MHZ_APART 1 /* 2G band channels are 5 Mhz apart */ |
| #define CH_MIN_2G_CHANNEL 1 |
| #define CH_MAX_2G_CHANNEL 14 /* Max channel in 2G band */ |
| #define CH_MIN_5G_CHANNEL 34 |
| |
| /* bandstate array indices */ |
| #define BAND_2G_INDEX 0 /* wlc->bandstate[x] index */ |
| #define BAND_5G_INDEX 1 /* wlc->bandstate[x] index */ |
| |
| /* |
| * max # supported channels. The max channel no is 216, this is that + 1 |
| * rounded up to a multiple of NBBY (8). DO NOT MAKE it > 255: channels are |
| * u8's all over |
| */ |
| #define MAXCHANNEL 224 |
| |
| #define WL_CHANSPEC_CHAN_MASK 0x00ff |
| #define WL_CHANSPEC_CHAN_SHIFT 0 |
| |
| #define WL_CHANSPEC_CTL_SB_MASK 0x0300 |
| #define WL_CHANSPEC_CTL_SB_SHIFT 8 |
| #define WL_CHANSPEC_CTL_SB_LOWER 0x0100 |
| #define WL_CHANSPEC_CTL_SB_UPPER 0x0200 |
| #define WL_CHANSPEC_CTL_SB_NONE 0x0300 |
| |
| #define WL_CHANSPEC_BW_MASK 0x0C00 |
| #define WL_CHANSPEC_BW_SHIFT 10 |
| #define WL_CHANSPEC_BW_10 0x0400 |
| #define WL_CHANSPEC_BW_20 0x0800 |
| #define WL_CHANSPEC_BW_40 0x0C00 |
| #define WL_CHANSPEC_BW_80 0x2000 |
| |
| #define WL_CHANSPEC_BAND_MASK 0xf000 |
| #define WL_CHANSPEC_BAND_SHIFT 12 |
| #define WL_CHANSPEC_BAND_5G 0x1000 |
| #define WL_CHANSPEC_BAND_2G 0x2000 |
| #define INVCHANSPEC 255 |
| |
| #define WL_CHAN_VALID_HW (1 << 0) /* valid with current HW */ |
| #define WL_CHAN_VALID_SW (1 << 1) /* valid with country sett. */ |
| #define WL_CHAN_BAND_5G (1 << 2) /* 5GHz-band channel */ |
| #define WL_CHAN_RADAR (1 << 3) /* radar sensitive channel */ |
| #define WL_CHAN_INACTIVE (1 << 4) /* inactive due to radar */ |
| #define WL_CHAN_PASSIVE (1 << 5) /* channel in passive mode */ |
| #define WL_CHAN_RESTRICTED (1 << 6) /* restricted use channel */ |
| |
| /* values for band specific 40MHz capabilities */ |
| #define WLC_N_BW_20ALL 0 |
| #define WLC_N_BW_40ALL 1 |
| #define WLC_N_BW_20IN2G_40IN5G 2 |
| |
| #define WLC_BW_20MHZ_BIT BIT(0) |
| #define WLC_BW_40MHZ_BIT BIT(1) |
| #define WLC_BW_80MHZ_BIT BIT(2) |
| #define WLC_BW_160MHZ_BIT BIT(3) |
| |
| /* Bandwidth capabilities */ |
| #define WLC_BW_CAP_20MHZ (WLC_BW_20MHZ_BIT) |
| #define WLC_BW_CAP_40MHZ (WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT) |
| #define WLC_BW_CAP_80MHZ (WLC_BW_80MHZ_BIT|WLC_BW_40MHZ_BIT| \ |
| WLC_BW_20MHZ_BIT) |
| #define WLC_BW_CAP_160MHZ (WLC_BW_160MHZ_BIT|WLC_BW_80MHZ_BIT| \ |
| WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT) |
| #define WLC_BW_CAP_UNRESTRICTED 0xFF |
| |
| /* band types */ |
| #define WLC_BAND_AUTO 0 /* auto-select */ |
| #define WLC_BAND_5G 1 /* 5 Ghz */ |
| #define WLC_BAND_2G 2 /* 2.4 Ghz */ |
| #define WLC_BAND_ALL 3 /* all bands */ |
| |
| #define CHSPEC_CHANNEL(chspec) ((u8)((chspec) & WL_CHANSPEC_CHAN_MASK)) |
| #define CHSPEC_BAND(chspec) ((chspec) & WL_CHANSPEC_BAND_MASK) |
| |
| #define CHSPEC_CTL_SB(chspec) ((chspec) & WL_CHANSPEC_CTL_SB_MASK) |
| #define CHSPEC_BW(chspec) ((chspec) & WL_CHANSPEC_BW_MASK) |
| |
| #define CHSPEC_IS10(chspec) \ |
| (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10) |
| |
| #define CHSPEC_IS20(chspec) \ |
| (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20) |
| |
| #define CHSPEC_IS40(chspec) \ |
| (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40) |
| |
| #define CHSPEC_IS80(chspec) \ |
| (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_80) |
| |
| #define CHSPEC_IS5G(chspec) \ |
| (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G) |
| |
| #define CHSPEC_IS2G(chspec) \ |
| (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G) |
| |
| #define CHSPEC_SB_NONE(chspec) \ |
| (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE) |
| |
| #define CHSPEC_SB_UPPER(chspec) \ |
| (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER) |
| |
| #define CHSPEC_SB_LOWER(chspec) \ |
| (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER) |
| |
| #define CHSPEC_CTL_CHAN(chspec) \ |
| ((CHSPEC_SB_LOWER(chspec)) ? \ |
| (lower_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK))) : \ |
| (upper_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK)))) |
| |
| #define CHSPEC2BAND(chspec) (CHSPEC_IS5G(chspec) ? BRCM_BAND_5G : BRCM_BAND_2G) |
| |
| #define CHANSPEC_STR_LEN 8 |
| |
| static inline int lower_20_sb(int channel) |
| { |
| return channel > CH_10MHZ_APART ? (channel - CH_10MHZ_APART) : 0; |
| } |
| |
| static inline int upper_20_sb(int channel) |
| { |
| return (channel < (MAXCHANNEL - CH_10MHZ_APART)) ? |
| channel + CH_10MHZ_APART : 0; |
| } |
| |
| static inline int chspec_bandunit(u16 chspec) |
| { |
| return CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX; |
| } |
| |
| static inline u16 ch20mhz_chspec(int channel) |
| { |
| u16 rc = channel <= CH_MAX_2G_CHANNEL ? |
| WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G; |
| |
| return (u16)((u16)channel | WL_CHANSPEC_BW_20 | |
| WL_CHANSPEC_CTL_SB_NONE | rc); |
| } |
| |
| static inline int next_20mhz_chan(int channel) |
| { |
| return channel < (MAXCHANNEL - CH_20MHZ_APART) ? |
| channel + CH_20MHZ_APART : 0; |
| } |
| |
| /* defined rate in 500kbps */ |
| #define BRCM_MAXRATE 108 /* in 500kbps units */ |
| #define BRCM_RATE_1M 2 /* in 500kbps units */ |
| #define BRCM_RATE_2M 4 /* in 500kbps units */ |
| #define BRCM_RATE_5M5 11 /* in 500kbps units */ |
| #define BRCM_RATE_11M 22 /* in 500kbps units */ |
| #define BRCM_RATE_6M 12 /* in 500kbps units */ |
| #define BRCM_RATE_9M 18 /* in 500kbps units */ |
| #define BRCM_RATE_12M 24 /* in 500kbps units */ |
| #define BRCM_RATE_18M 36 /* in 500kbps units */ |
| #define BRCM_RATE_24M 48 /* in 500kbps units */ |
| #define BRCM_RATE_36M 72 /* in 500kbps units */ |
| #define BRCM_RATE_48M 96 /* in 500kbps units */ |
| #define BRCM_RATE_54M 108 /* in 500kbps units */ |
| |
| #define BRCM_2G_25MHZ_OFFSET 5 /* 2.4GHz band channel offset */ |
| |
| #define MCSSET_LEN 16 |
| |
| static inline bool ac_bitmap_tst(u8 bitmap, int prec) |
| { |
| return (bitmap & (1 << (prec))) != 0; |
| } |
| |
| /* Enumerate crypto algorithms */ |
| #define CRYPTO_ALGO_OFF 0 |
| #define CRYPTO_ALGO_WEP1 1 |
| #define CRYPTO_ALGO_TKIP 2 |
| #define CRYPTO_ALGO_WEP128 3 |
| #define CRYPTO_ALGO_AES_CCM 4 |
| #define CRYPTO_ALGO_AES_RESERVED1 5 |
| #define CRYPTO_ALGO_AES_RESERVED2 6 |
| #define CRYPTO_ALGO_NALG 7 |
| |
| /* wireless security bitvec */ |
| |
| #define WEP_ENABLED 0x0001 |
| #define TKIP_ENABLED 0x0002 |
| #define AES_ENABLED 0x0004 |
| #define WSEC_SWFLAG 0x0008 |
| /* to go into transition mode without setting wep */ |
| #define SES_OW_ENABLED 0x0040 |
| /* MFP */ |
| #define MFP_CAPABLE 0x0200 |
| #define MFP_REQUIRED 0x0400 |
| |
| /* WPA authentication mode bitvec */ |
| #define WPA_AUTH_DISABLED 0x0000 /* Legacy (i.e., non-WPA) */ |
| #define WPA_AUTH_NONE 0x0001 /* none (IBSS) */ |
| #define WPA_AUTH_UNSPECIFIED 0x0002 /* over 802.1x */ |
| #define WPA_AUTH_PSK 0x0004 /* Pre-shared key */ |
| #define WPA_AUTH_RESERVED1 0x0008 |
| #define WPA_AUTH_RESERVED2 0x0010 |
| |
| #define WPA2_AUTH_RESERVED1 0x0020 |
| #define WPA2_AUTH_UNSPECIFIED 0x0040 /* over 802.1x */ |
| #define WPA2_AUTH_PSK 0x0080 /* Pre-shared key */ |
| #define WPA2_AUTH_RESERVED3 0x0200 |
| #define WPA2_AUTH_RESERVED4 0x0400 |
| #define WPA2_AUTH_RESERVED5 0x0800 |
| #define WPA2_AUTH_1X_SHA256 0x1000 /* 1X with SHA256 key derivation */ |
| #define WPA2_AUTH_PSK_SHA256 0x8000 /* PSK with SHA256 key derivation */ |
| |
| #define DOT11_DEFAULT_RTS_LEN 2347 |
| #define DOT11_DEFAULT_FRAG_LEN 2346 |
| |
| #define DOT11_ICV_AES_LEN 8 |
| #define DOT11_QOS_LEN 2 |
| #define DOT11_IV_MAX_LEN 8 |
| #define DOT11_A4_HDR_LEN 30 |
| |
| #define HT_CAP_RX_STBC_NO 0x0 |
| #define HT_CAP_RX_STBC_ONE_STREAM 0x1 |
| |
| #endif /* _BRCMU_WIFI_H_ */ |