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git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - drivers/net/wireless/broadcom/brcm80211/include/brcmu_wifi.h
1 // SPDX-License-Identifier: ISC
3 * Copyright (c) 2010 Broadcom Corporation
9 #include <linux/if_ether.h> /* for ETH_ALEN */
10 #include <linux/ieee80211.h> /* for WLAN_PMKID_LEN */
13 * A chanspec (u16) holds the channel number, band, bandwidth and control
18 #define CH_UPPER_SB 0x01
19 #define CH_LOWER_SB 0x02
20 #define CH_EWA_VALID 0x04
21 #define CH_70MHZ_APART 14
22 #define CH_50MHZ_APART 10
23 #define CH_30MHZ_APART 6
24 #define CH_20MHZ_APART 4
25 #define CH_10MHZ_APART 2
26 #define CH_5MHZ_APART 1 /* 2G band channels are 5 Mhz apart */
27 #define CH_MIN_2G_CHANNEL 1
28 #define CH_MAX_2G_CHANNEL 14 /* Max channel in 2G band */
29 #define CH_MIN_5G_CHANNEL 34
31 /* bandstate array indices */
32 #define BAND_2G_INDEX 0 /* wlc->bandstate[x] index */
33 #define BAND_5G_INDEX 1 /* wlc->bandstate[x] index */
36 * max # supported channels. The max channel no is 216, this is that + 1
37 * rounded up to a multiple of NBBY (8). DO NOT MAKE it > 255: channels are
40 #define MAXCHANNEL 224
42 #define WL_CHANSPEC_CHAN_MASK 0x00ff
43 #define WL_CHANSPEC_CHAN_SHIFT 0
45 #define WL_CHANSPEC_CTL_SB_MASK 0x0300
46 #define WL_CHANSPEC_CTL_SB_SHIFT 8
47 #define WL_CHANSPEC_CTL_SB_LOWER 0x0100
48 #define WL_CHANSPEC_CTL_SB_UPPER 0x0200
49 #define WL_CHANSPEC_CTL_SB_NONE 0x0300
51 #define WL_CHANSPEC_BW_MASK 0x0C00
52 #define WL_CHANSPEC_BW_SHIFT 10
53 #define WL_CHANSPEC_BW_10 0x0400
54 #define WL_CHANSPEC_BW_20 0x0800
55 #define WL_CHANSPEC_BW_40 0x0C00
56 #define WL_CHANSPEC_BW_80 0x2000
58 #define WL_CHANSPEC_BAND_MASK 0xf000
59 #define WL_CHANSPEC_BAND_SHIFT 12
60 #define WL_CHANSPEC_BAND_5G 0x1000
61 #define WL_CHANSPEC_BAND_2G 0x2000
62 #define INVCHANSPEC 255
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 */
72 /* values for band specific 40MHz capabilities */
73 #define WLC_N_BW_20ALL 0
74 #define WLC_N_BW_40ALL 1
75 #define WLC_N_BW_20IN2G_40IN5G 2
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)
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| \
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 0xFF
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 */
97 #define CHSPEC_CHANNEL(chspec) ((u8)((chspec) & WL_CHANSPEC_CHAN_MASK))
98 #define CHSPEC_BAND(chspec) ((chspec) & WL_CHANSPEC_BAND_MASK)
100 #define CHSPEC_CTL_SB(chspec) ((chspec) & WL_CHANSPEC_CTL_SB_MASK)
101 #define CHSPEC_BW(chspec) ((chspec) & WL_CHANSPEC_BW_MASK)
103 #define CHSPEC_IS10(chspec) \
104 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10)
106 #define CHSPEC_IS20(chspec) \
107 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20)
109 #define CHSPEC_IS40(chspec) \
110 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40)
112 #define CHSPEC_IS80(chspec) \
113 (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_80)
115 #define CHSPEC_IS5G(chspec) \
116 (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G)
118 #define CHSPEC_IS2G(chspec) \
119 (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G)
121 #define CHSPEC_SB_NONE(chspec) \
122 (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE)
124 #define CHSPEC_SB_UPPER(chspec) \
125 (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER)
127 #define CHSPEC_SB_LOWER(chspec) \
128 (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER)
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))))
135 #define CHSPEC2BAND(chspec) (CHSPEC_IS5G(chspec) ? BRCM_BAND_5G : BRCM_BAND_2G)
137 #define CHANSPEC_STR_LEN 8
139 static inline int lower_20_sb(int channel
)
141 return channel
> CH_10MHZ_APART
? (channel
- CH_10MHZ_APART
) : 0;
144 static inline int upper_20_sb(int channel
)
146 return (channel
< (MAXCHANNEL
- CH_10MHZ_APART
)) ?
147 channel
+ CH_10MHZ_APART
: 0;
150 static inline int chspec_bandunit(u16 chspec
)
152 return CHSPEC_IS5G(chspec
) ? BAND_5G_INDEX
: BAND_2G_INDEX
;
155 static inline u16
ch20mhz_chspec(int channel
)
157 u16 rc
= channel
<= CH_MAX_2G_CHANNEL
?
158 WL_CHANSPEC_BAND_2G
: WL_CHANSPEC_BAND_5G
;
160 return (u16
)((u16
)channel
| WL_CHANSPEC_BW_20
|
161 WL_CHANSPEC_CTL_SB_NONE
| rc
);
164 static inline int next_20mhz_chan(int channel
)
166 return channel
< (MAXCHANNEL
- CH_20MHZ_APART
) ?
167 channel
+ CH_20MHZ_APART
: 0;
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 */
185 #define BRCM_2G_25MHZ_OFFSET 5 /* 2.4GHz band channel offset */
187 #define MCSSET_LEN 16
189 static inline bool ac_bitmap_tst(u8 bitmap
, int prec
)
191 return (bitmap
& (1 << (prec
))) != 0;
194 /* Enumerate crypto algorithms */
195 #define CRYPTO_ALGO_OFF 0
196 #define CRYPTO_ALGO_WEP1 1
197 #define CRYPTO_ALGO_TKIP 2
198 #define CRYPTO_ALGO_WEP128 3
199 #define CRYPTO_ALGO_AES_CCM 4
200 #define CRYPTO_ALGO_AES_RESERVED1 5
201 #define CRYPTO_ALGO_AES_RESERVED2 6
202 #define CRYPTO_ALGO_NALG 7
204 /* wireless security bitvec */
206 #define WEP_ENABLED 0x0001
207 #define TKIP_ENABLED 0x0002
208 #define AES_ENABLED 0x0004
209 #define WSEC_SWFLAG 0x0008
210 /* to go into transition mode without setting wep */
211 #define SES_OW_ENABLED 0x0040
213 #define MFP_CAPABLE 0x0200
214 #define MFP_REQUIRED 0x0400
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 0x0008
222 #define WPA_AUTH_RESERVED2 0x0010
224 #define WPA2_AUTH_RESERVED1 0x0020
225 #define WPA2_AUTH_UNSPECIFIED 0x0040 /* over 802.1x */
226 #define WPA2_AUTH_PSK 0x0080 /* Pre-shared key */
227 #define WPA2_AUTH_RESERVED3 0x0200
228 #define WPA2_AUTH_RESERVED4 0x0400
229 #define WPA2_AUTH_RESERVED5 0x0800
230 #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 */
234 #define WPA3_AUTH_SAE_PSK 0x40000 /* SAE with 4-way handshake */
236 #define DOT11_DEFAULT_RTS_LEN 2347
237 #define DOT11_DEFAULT_FRAG_LEN 2346
239 #define DOT11_ICV_AES_LEN 8
240 #define DOT11_QOS_LEN 2
241 #define DOT11_IV_MAX_LEN 8
242 #define DOT11_A4_HDR_LEN 30
244 #define HT_CAP_RX_STBC_NO 0x0
245 #define HT_CAP_RX_STBC_ONE_STREAM 0x1
247 #endif /* _BRCMU_WIFI_H_ */