Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livep...
[sfrench/cifs-2.6.git] / include / net / ieee80211_radiotap.h
1 /*
2  * Copyright (c) 2017           Intel Deutschland GmbH
3  * Copyright (c) 2018           Intel Corporation
4  *
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 #ifndef __RADIOTAP_H
18 #define __RADIOTAP_H
19
20 #include <linux/kernel.h>
21 #include <asm/unaligned.h>
22
23 /**
24  * struct ieee82011_radiotap_header - base radiotap header
25  */
26 struct ieee80211_radiotap_header {
27         /**
28          * @it_version: radiotap version, always 0
29          */
30         uint8_t it_version;
31
32         /**
33          * @it_pad: padding (or alignment)
34          */
35         uint8_t it_pad;
36
37         /**
38          * @it_len: overall radiotap header length
39          */
40         __le16 it_len;
41
42         /**
43          * @it_present: (first) present word
44          */
45         __le32 it_present;
46 } __packed;
47
48 /* version is always 0 */
49 #define PKTHDR_RADIOTAP_VERSION 0
50
51 /* see the radiotap website for the descriptions */
52 enum ieee80211_radiotap_presence {
53         IEEE80211_RADIOTAP_TSFT = 0,
54         IEEE80211_RADIOTAP_FLAGS = 1,
55         IEEE80211_RADIOTAP_RATE = 2,
56         IEEE80211_RADIOTAP_CHANNEL = 3,
57         IEEE80211_RADIOTAP_FHSS = 4,
58         IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5,
59         IEEE80211_RADIOTAP_DBM_ANTNOISE = 6,
60         IEEE80211_RADIOTAP_LOCK_QUALITY = 7,
61         IEEE80211_RADIOTAP_TX_ATTENUATION = 8,
62         IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9,
63         IEEE80211_RADIOTAP_DBM_TX_POWER = 10,
64         IEEE80211_RADIOTAP_ANTENNA = 11,
65         IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12,
66         IEEE80211_RADIOTAP_DB_ANTNOISE = 13,
67         IEEE80211_RADIOTAP_RX_FLAGS = 14,
68         IEEE80211_RADIOTAP_TX_FLAGS = 15,
69         IEEE80211_RADIOTAP_RTS_RETRIES = 16,
70         IEEE80211_RADIOTAP_DATA_RETRIES = 17,
71         /* 18 is XChannel, but it's not defined yet */
72         IEEE80211_RADIOTAP_MCS = 19,
73         IEEE80211_RADIOTAP_AMPDU_STATUS = 20,
74         IEEE80211_RADIOTAP_VHT = 21,
75         IEEE80211_RADIOTAP_TIMESTAMP = 22,
76         IEEE80211_RADIOTAP_HE = 23,
77         IEEE80211_RADIOTAP_HE_MU = 24,
78         IEEE80211_RADIOTAP_ZERO_LEN_PSDU = 26,
79         IEEE80211_RADIOTAP_LSIG = 27,
80
81         /* valid in every it_present bitmap, even vendor namespaces */
82         IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
83         IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30,
84         IEEE80211_RADIOTAP_EXT = 31
85 };
86
87 /* for IEEE80211_RADIOTAP_FLAGS */
88 enum ieee80211_radiotap_flags {
89         IEEE80211_RADIOTAP_F_CFP = 0x01,
90         IEEE80211_RADIOTAP_F_SHORTPRE = 0x02,
91         IEEE80211_RADIOTAP_F_WEP = 0x04,
92         IEEE80211_RADIOTAP_F_FRAG = 0x08,
93         IEEE80211_RADIOTAP_F_FCS = 0x10,
94         IEEE80211_RADIOTAP_F_DATAPAD = 0x20,
95         IEEE80211_RADIOTAP_F_BADFCS = 0x40,
96 };
97
98 /* for IEEE80211_RADIOTAP_CHANNEL */
99 enum ieee80211_radiotap_channel_flags {
100         IEEE80211_CHAN_CCK = 0x0020,
101         IEEE80211_CHAN_OFDM = 0x0040,
102         IEEE80211_CHAN_2GHZ = 0x0080,
103         IEEE80211_CHAN_5GHZ = 0x0100,
104         IEEE80211_CHAN_DYN = 0x0400,
105         IEEE80211_CHAN_HALF = 0x4000,
106         IEEE80211_CHAN_QUARTER = 0x8000,
107 };
108
109 /* for IEEE80211_RADIOTAP_RX_FLAGS */
110 enum ieee80211_radiotap_rx_flags {
111         IEEE80211_RADIOTAP_F_RX_BADPLCP = 0x0002,
112 };
113
114 /* for IEEE80211_RADIOTAP_TX_FLAGS */
115 enum ieee80211_radiotap_tx_flags {
116         IEEE80211_RADIOTAP_F_TX_FAIL = 0x0001,
117         IEEE80211_RADIOTAP_F_TX_CTS = 0x0002,
118         IEEE80211_RADIOTAP_F_TX_RTS = 0x0004,
119         IEEE80211_RADIOTAP_F_TX_NOACK = 0x0008,
120 };
121
122 /* for IEEE80211_RADIOTAP_MCS "have" flags */
123 enum ieee80211_radiotap_mcs_have {
124         IEEE80211_RADIOTAP_MCS_HAVE_BW = 0x01,
125         IEEE80211_RADIOTAP_MCS_HAVE_MCS = 0x02,
126         IEEE80211_RADIOTAP_MCS_HAVE_GI = 0x04,
127         IEEE80211_RADIOTAP_MCS_HAVE_FMT = 0x08,
128         IEEE80211_RADIOTAP_MCS_HAVE_FEC = 0x10,
129         IEEE80211_RADIOTAP_MCS_HAVE_STBC = 0x20,
130 };
131
132 enum ieee80211_radiotap_mcs_flags {
133         IEEE80211_RADIOTAP_MCS_BW_MASK = 0x03,
134         IEEE80211_RADIOTAP_MCS_BW_20 = 0,
135         IEEE80211_RADIOTAP_MCS_BW_40 = 1,
136         IEEE80211_RADIOTAP_MCS_BW_20L = 2,
137         IEEE80211_RADIOTAP_MCS_BW_20U = 3,
138
139         IEEE80211_RADIOTAP_MCS_SGI = 0x04,
140         IEEE80211_RADIOTAP_MCS_FMT_GF = 0x08,
141         IEEE80211_RADIOTAP_MCS_FEC_LDPC = 0x10,
142         IEEE80211_RADIOTAP_MCS_STBC_MASK = 0x60,
143         IEEE80211_RADIOTAP_MCS_STBC_1 = 1,
144         IEEE80211_RADIOTAP_MCS_STBC_2 = 2,
145         IEEE80211_RADIOTAP_MCS_STBC_3 = 3,
146         IEEE80211_RADIOTAP_MCS_STBC_SHIFT = 5,
147 };
148
149 /* for IEEE80211_RADIOTAP_AMPDU_STATUS */
150 enum ieee80211_radiotap_ampdu_flags {
151         IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN = 0x0001,
152         IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN = 0x0002,
153         IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN = 0x0004,
154         IEEE80211_RADIOTAP_AMPDU_IS_LAST = 0x0008,
155         IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR = 0x0010,
156         IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN = 0x0020,
157         IEEE80211_RADIOTAP_AMPDU_EOF = 0x0040,
158         IEEE80211_RADIOTAP_AMPDU_EOF_KNOWN = 0x0080,
159 };
160
161 /* for IEEE80211_RADIOTAP_VHT */
162 enum ieee80211_radiotap_vht_known {
163         IEEE80211_RADIOTAP_VHT_KNOWN_STBC = 0x0001,
164         IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA = 0x0002,
165         IEEE80211_RADIOTAP_VHT_KNOWN_GI = 0x0004,
166         IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS = 0x0008,
167         IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM = 0x0010,
168         IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED = 0x0020,
169         IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH = 0x0040,
170         IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID = 0x0080,
171         IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID = 0x0100,
172 };
173
174 enum ieee80211_radiotap_vht_flags {
175         IEEE80211_RADIOTAP_VHT_FLAG_STBC = 0x01,
176         IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA = 0x02,
177         IEEE80211_RADIOTAP_VHT_FLAG_SGI = 0x04,
178         IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 = 0x08,
179         IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM = 0x10,
180         IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED = 0x20,
181 };
182
183 enum ieee80211_radiotap_vht_coding {
184         IEEE80211_RADIOTAP_CODING_LDPC_USER0 = 0x01,
185         IEEE80211_RADIOTAP_CODING_LDPC_USER1 = 0x02,
186         IEEE80211_RADIOTAP_CODING_LDPC_USER2 = 0x04,
187         IEEE80211_RADIOTAP_CODING_LDPC_USER3 = 0x08,
188 };
189
190 /* for IEEE80211_RADIOTAP_TIMESTAMP */
191 enum ieee80211_radiotap_timestamp_unit_spos {
192         IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK = 0x000F,
193         IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS = 0x0000,
194         IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US = 0x0001,
195         IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS = 0x0003,
196         IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK = 0x00F0,
197         IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU = 0x0000,
198         IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ = 0x0010,
199         IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU = 0x0020,
200         IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU = 0x0030,
201         IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN = 0x00F0,
202 };
203
204 enum ieee80211_radiotap_timestamp_flags {
205         IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT = 0x00,
206         IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT = 0x01,
207         IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02,
208 };
209
210 struct ieee80211_radiotap_he {
211         __le16 data1, data2, data3, data4, data5, data6;
212 };
213
214 enum ieee80211_radiotap_he_bits {
215         IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK         = 3,
216         IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU           = 0,
217         IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU       = 1,
218         IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU           = 2,
219         IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG         = 3,
220
221         IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN     = 0x0004,
222         IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN   = 0x0008,
223         IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN         = 0x0010,
224         IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN      = 0x0020,
225         IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN      = 0x0040,
226         IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN        = 0x0080,
227         IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN  = 0x0100,
228         IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN          = 0x0200,
229         IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN    = 0x0400,
230         IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN   = 0x0800,
231         IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN   = 0x1000,
232         IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN   = 0x2000,
233         IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN   = 0x4000,
234         IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN       = 0x8000,
235
236         IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN     = 0x0001,
237         IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN            = 0x0002,
238         IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN  = 0x0004,
239         IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN   = 0x0008,
240         IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN          = 0x0010,
241         IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN   = 0x0020,
242         IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN          = 0x0040,
243         IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN      = 0x0080,
244         IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET           = 0x3f00,
245         IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN     = 0x4000,
246         IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC       = 0x8000,
247
248         IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR           = 0x003f,
249         IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE         = 0x0040,
250         IEEE80211_RADIOTAP_HE_DATA3_UL_DL               = 0x0080,
251         IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS            = 0x0f00,
252         IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM            = 0x1000,
253         IEEE80211_RADIOTAP_HE_DATA3_CODING              = 0x2000,
254         IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG        = 0x4000,
255         IEEE80211_RADIOTAP_HE_DATA3_STBC                = 0x8000,
256
257         IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE    = 0x000f,
258         IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID           = 0x7ff0,
259         IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1      = 0x000f,
260         IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2      = 0x00f0,
261         IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3      = 0x0f00,
262         IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4      = 0xf000,
263
264         IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC    = 0x000f,
265                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ      = 0,
266                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ      = 1,
267                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ      = 2,
268                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ     = 3,
269                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T        = 4,
270                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T        = 5,
271                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T       = 6,
272                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T       = 7,
273                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T       = 8,
274                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T       = 9,
275                 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T     = 10,
276
277         IEEE80211_RADIOTAP_HE_DATA5_GI                  = 0x0030,
278                 IEEE80211_RADIOTAP_HE_DATA5_GI_0_8                      = 0,
279                 IEEE80211_RADIOTAP_HE_DATA5_GI_1_6                      = 1,
280                 IEEE80211_RADIOTAP_HE_DATA5_GI_3_2                      = 2,
281
282         IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE            = 0x00c0,
283                 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN            = 0,
284                 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X                 = 1,
285                 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X                 = 2,
286                 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X                 = 3,
287         IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS        = 0x0700,
288         IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD         = 0x3000,
289         IEEE80211_RADIOTAP_HE_DATA5_TXBF                = 0x4000,
290         IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG         = 0x8000,
291
292         IEEE80211_RADIOTAP_HE_DATA6_NSTS                = 0x000f,
293         IEEE80211_RADIOTAP_HE_DATA6_DOPPLER             = 0x0010,
294         IEEE80211_RADIOTAP_HE_DATA6_TXOP                = 0x7f00,
295         IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY      = 0x8000,
296 };
297
298 struct ieee80211_radiotap_he_mu {
299         __le16 flags1, flags2;
300         u8 ru_ch1[4];
301         u8 ru_ch2[4];
302 };
303
304 enum ieee80211_radiotap_he_mu_bits {
305         IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS               = 0x000f,
306         IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN         = 0x0010,
307         IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM               = 0x0020,
308         IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN         = 0x0040,
309         IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN    = 0x0080,
310         IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN            = 0x0100,
311         IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN            = 0x0200,
312         IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN    = 0x1000,
313         IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU          = 0x2000,
314         IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN        = 0x4000,
315         IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN  = 0x8000,
316
317         IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW        = 0x0003,
318                 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ  = 0x0000,
319                 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ  = 0x0001,
320                 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ  = 0x0002,
321                 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ = 0x0003,
322         IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN  = 0x0004,
323         IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP              = 0x0008,
324         IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS        = 0x00f0,
325         IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW      = 0x0300,
326         IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN= 0x0400,
327         IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU          = 0x0800,
328 };
329
330 enum ieee80211_radiotap_lsig_data1 {
331         IEEE80211_RADIOTAP_LSIG_DATA1_RATE_KNOWN                = 0x0001,
332         IEEE80211_RADIOTAP_LSIG_DATA1_LENGTH_KNOWN              = 0x0002,
333 };
334
335 enum ieee80211_radiotap_lsig_data2 {
336         IEEE80211_RADIOTAP_LSIG_DATA2_RATE                      = 0x000f,
337         IEEE80211_RADIOTAP_LSIG_DATA2_LENGTH                    = 0xfff0,
338 };
339
340 struct ieee80211_radiotap_lsig {
341         __le16 data1, data2;
342 };
343
344 enum ieee80211_radiotap_zero_len_psdu_type {
345         IEEE80211_RADIOTAP_ZERO_LEN_PSDU_SOUNDING               = 0,
346         IEEE80211_RADIOTAP_ZERO_LEN_PSDU_VENDOR                 = 0xff,
347 };
348
349 /**
350  * ieee80211_get_radiotap_len - get radiotap header length
351  */
352 static inline u16 ieee80211_get_radiotap_len(const char *data)
353 {
354         struct ieee80211_radiotap_header *hdr = (void *)data;
355
356         return get_unaligned_le16(&hdr->it_len);
357 }
358
359 #endif /* __RADIOTAP_H */