xref: /wlan-driver/fw-api/hw/qca6290/11ax/v2/vht_sig_a_info.h (revision 5113495b16420b49004c444715d2daae2066e7dc) 
1*5113495bSYour Name /*
2*5113495bSYour Name  * Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
3*5113495bSYour Name  *
4*5113495bSYour Name  * Permission to use, copy, modify, and/or distribute this software for
5*5113495bSYour Name  * any purpose with or without fee is hereby granted, provided that the
6*5113495bSYour Name  * above copyright notice and this permission notice appear in all
7*5113495bSYour Name  * copies.
8*5113495bSYour Name  *
9*5113495bSYour Name  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10*5113495bSYour Name  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11*5113495bSYour Name  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12*5113495bSYour Name  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13*5113495bSYour Name  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14*5113495bSYour Name  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15*5113495bSYour Name  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16*5113495bSYour Name  * PERFORMANCE OF THIS SOFTWARE.
17*5113495bSYour Name  */
18*5113495bSYour Name 
19*5113495bSYour Name #ifndef _VHT_SIG_A_INFO_H_
20*5113495bSYour Name #define _VHT_SIG_A_INFO_H_
21*5113495bSYour Name #if !defined(__ASSEMBLER__)
22*5113495bSYour Name #endif
23*5113495bSYour Name 
24*5113495bSYour Name 
25*5113495bSYour Name // ################ START SUMMARY #################
26*5113495bSYour Name //
27*5113495bSYour Name //	Dword	Fields
28*5113495bSYour Name //	0	bandwidth[1:0], vhta_reserved_0[2], stbc[3], group_id[9:4], n_sts[21:10], txop_ps_not_allowed[22], vhta_reserved_0b[23], reserved_0[31:24]
29*5113495bSYour Name //	1	gi_setting[1:0], su_mu_coding[2], ldpc_extra_symbol[3], mcs[7:4], beamformed[8], vhta_reserved_1[9], crc[17:10], tail[23:18], reserved_1[31:24]
30*5113495bSYour Name //
31*5113495bSYour Name // ################ END SUMMARY #################
32*5113495bSYour Name 
33*5113495bSYour Name #define NUM_OF_DWORDS_VHT_SIG_A_INFO 2
34*5113495bSYour Name 
35*5113495bSYour Name struct vht_sig_a_info {
36*5113495bSYour Name              uint32_t bandwidth                       :  2, //[1:0]
37*5113495bSYour Name                       vhta_reserved_0                 :  1, //[2]
38*5113495bSYour Name                       stbc                            :  1, //[3]
39*5113495bSYour Name                       group_id                        :  6, //[9:4]
40*5113495bSYour Name                       n_sts                           : 12, //[21:10]
41*5113495bSYour Name                       txop_ps_not_allowed             :  1, //[22]
42*5113495bSYour Name                       vhta_reserved_0b                :  1, //[23]
43*5113495bSYour Name                       reserved_0                      :  8; //[31:24]
44*5113495bSYour Name              uint32_t gi_setting                      :  2, //[1:0]
45*5113495bSYour Name                       su_mu_coding                    :  1, //[2]
46*5113495bSYour Name                       ldpc_extra_symbol               :  1, //[3]
47*5113495bSYour Name                       mcs                             :  4, //[7:4]
48*5113495bSYour Name                       beamformed                      :  1, //[8]
49*5113495bSYour Name                       vhta_reserved_1                 :  1, //[9]
50*5113495bSYour Name                       crc                             :  8, //[17:10]
51*5113495bSYour Name                       tail                            :  6, //[23:18]
52*5113495bSYour Name                       reserved_1                      :  8; //[31:24]
53*5113495bSYour Name };
54*5113495bSYour Name 
55*5113495bSYour Name /*
56*5113495bSYour Name 
57*5113495bSYour Name bandwidth
58*5113495bSYour Name 
59*5113495bSYour Name 			Packet bandwidth
60*5113495bSYour Name 
61*5113495bSYour Name 
62*5113495bSYour Name 
63*5113495bSYour Name 			<enum 0    20_MHZ_11AC>
64*5113495bSYour Name 
65*5113495bSYour Name 			<enum 1    40_MHZ_11AC>
66*5113495bSYour Name 
67*5113495bSYour Name 			<enum 2    80_MHZ_11AC>
68*5113495bSYour Name 
69*5113495bSYour Name 			<enum 3    160_MHZ_11AC>
70*5113495bSYour Name 
71*5113495bSYour Name 
72*5113495bSYour Name 
73*5113495bSYour Name 			<legal 0-3>
74*5113495bSYour Name 
75*5113495bSYour Name vhta_reserved_0
76*5113495bSYour Name 
77*5113495bSYour Name 			Reserved.  Set to 1 by MAC, PHY should ignore
78*5113495bSYour Name 
79*5113495bSYour Name 			<legal 1>
80*5113495bSYour Name 
81*5113495bSYour Name stbc
82*5113495bSYour Name 
83*5113495bSYour Name 			Space time block coding:
84*5113495bSYour Name 
85*5113495bSYour Name 			<enum 0     stbc_disabled>  Indicates STBC is disabled
86*5113495bSYour Name 
87*5113495bSYour Name 			<enum 1     stbc_enabled>  Indicates STBC is enabled on
88*5113495bSYour Name 			all streams
89*5113495bSYour Name 
90*5113495bSYour Name 			<legal 0-1>
91*5113495bSYour Name 
92*5113495bSYour Name group_id
93*5113495bSYour Name 
94*5113495bSYour Name 			In a SU VHT PPDU, if the PPDU carries MPDU(s) addressed
95*5113495bSYour Name 			to an AP or to a mesh STA, the Group ID field is set to 0,
96*5113495bSYour Name 			otherwise it is set to 63.  In an NDP PPDU the Group ID is
97*5113495bSYour Name 			set according to IEEE 802.11ac_D1.0 Section 9.30.6
98*5113495bSYour Name 			(Transmission of a VHT NDP). For a MU-MIMO PPDU the Group ID
99*5113495bSYour Name 			is set as in 802.11ac_D1.0 Section 22.3.11.3 (Group ID).
100*5113495bSYour Name 			<legal all>
101*5113495bSYour Name 
102*5113495bSYour Name n_sts
103*5113495bSYour Name 
104*5113495bSYour Name 			For MU:
105*5113495bSYour Name 
106*5113495bSYour Name 			3 bits/user with maximum of 4 users (user u uses
107*5113495bSYour Name 
108*5113495bSYour Name 			vht_sig_a[0][10+3u] - vht_sig_a[0][12+3u]), u = 0, 1, 2,
109*5113495bSYour Name 			3)
110*5113495bSYour Name 
111*5113495bSYour Name 			Set to 0 for 0 space time streams
112*5113495bSYour Name 
113*5113495bSYour Name 			Set to 1 for 1 space time stream
114*5113495bSYour Name 
115*5113495bSYour Name 			Set to 2 for 2 space time streams
116*5113495bSYour Name 
117*5113495bSYour Name 			Set to 3 for 3 space time streams
118*5113495bSYour Name 
119*5113495bSYour Name 			Set to 4 for 4 space time streams (not supported in Wifi
120*5113495bSYour Name 			3.0)
121*5113495bSYour Name 
122*5113495bSYour Name 			Values 5-7 are reserved
123*5113495bSYour Name 
124*5113495bSYour Name 			In this field, references to user u should be
125*5113495bSYour Name 			interpreted as MU user u. As described in the previous
126*5113495bSYour Name 			chapter in this document (see chapter on User number), the
127*5113495bSYour Name 			MU user value for a given client is defined for each MU
128*5113495bSYour Name 			group that the client participates in. The MU user number is
129*5113495bSYour Name 			not related to the internal user number that is used within
130*5113495bSYour Name 			the BFer.
131*5113495bSYour Name 
132*5113495bSYour Name 
133*5113495bSYour Name 
134*5113495bSYour Name 
135*5113495bSYour Name 
136*5113495bSYour Name 			For SU:
137*5113495bSYour Name 
138*5113495bSYour Name 			vht_sig_a[0][12:10]
139*5113495bSYour Name 
140*5113495bSYour Name 			Set to 0 for 1 space time stream
141*5113495bSYour Name 
142*5113495bSYour Name 			Set to 1 for 2 space time streams
143*5113495bSYour Name 
144*5113495bSYour Name 			Set to 2 for 3 space time streams
145*5113495bSYour Name 
146*5113495bSYour Name 			Set to 3 for 4 space time streams
147*5113495bSYour Name 
148*5113495bSYour Name 			Set to 4 for 5 space time streams
149*5113495bSYour Name 
150*5113495bSYour Name 			Set to 5 for 6 space time streams
151*5113495bSYour Name 
152*5113495bSYour Name 			Set to 6 for 7 space time streams
153*5113495bSYour Name 
154*5113495bSYour Name 			Set to 7 for 8 space time streams
155*5113495bSYour Name 
156*5113495bSYour Name 
157*5113495bSYour Name 
158*5113495bSYour Name 			vht_sig_a[0][21:13]
159*5113495bSYour Name 
160*5113495bSYour Name 			Partial AID:
161*5113495bSYour Name 
162*5113495bSYour Name 			Set to the value of the TXVECTOR parameter PARTIAL_AID.
163*5113495bSYour Name 			Partial AID provides an abbreviated indication of the
164*5113495bSYour Name 			intended recipient(s) of the frame (see IEEE802.11ac_D1.0
165*5113495bSYour Name 			Section 9.17a (Partial AID in VHT PPDUs)).
166*5113495bSYour Name 
167*5113495bSYour Name 			<legal all>
168*5113495bSYour Name 
169*5113495bSYour Name txop_ps_not_allowed
170*5113495bSYour Name 
171*5113495bSYour Name 			E_num 0     txop_ps_allowed  Not supported: If set to by
172*5113495bSYour Name 			VHT AP if it allows non-AP VHT STAs in TXOP power save mode
173*5113495bSYour Name 			to enter Doze state during a TXOP
174*5113495bSYour Name 
175*5113495bSYour Name 			<enum 1     no_txop_ps_allowed> Otherwise
176*5113495bSYour Name 
177*5113495bSYour Name 			<legal 1>
178*5113495bSYour Name 
179*5113495bSYour Name vhta_reserved_0b
180*5113495bSYour Name 
181*5113495bSYour Name 			Reserved: Should be set to 1 by the MAC and ignored by
182*5113495bSYour Name 			the PHY  <legal 1>
183*5113495bSYour Name 
184*5113495bSYour Name reserved_0
185*5113495bSYour Name 
186*5113495bSYour Name 			This field is not part of HT-SIG:
187*5113495bSYour Name 
188*5113495bSYour Name 			Reserved: Should be set to 0 by the MAC and ignored by
189*5113495bSYour Name 			the PHY <legal 0>
190*5113495bSYour Name 
191*5113495bSYour Name gi_setting
192*5113495bSYour Name 
193*5113495bSYour Name 			<enum 0     normal_gi>  Indicates short guard interval
194*5113495bSYour Name 			is not used in the data field
195*5113495bSYour Name 
196*5113495bSYour Name 			<enum 1     short_gi>  Indicates short guard interval is
197*5113495bSYour Name 			used in the data field
198*5113495bSYour Name 
199*5113495bSYour Name 			<enum 3     short_gi_ambiguity>  Indicates short guard
200*5113495bSYour Name 			interval is used in the data field and NSYM mod 10 = 9
201*5113495bSYour Name 
202*5113495bSYour Name 			NSYM is defined in IEEE802.11ac_D1.0 Section 22.4.3
203*5113495bSYour Name 			(TXTIME and PSDU_LENGTH calculation).
204*5113495bSYour Name 
205*5113495bSYour Name 			<legal 0,1,3>
206*5113495bSYour Name 
207*5113495bSYour Name su_mu_coding
208*5113495bSYour Name 
209*5113495bSYour Name 			For an SU PPDU, B2 is set to 0 for BCC, 1 for LDPC For
210*5113495bSYour Name 			an MU PPDU, if the MU[0] NSTS field is nonzero(#6773), then
211*5113495bSYour Name 			B2 indicates the coding used for user 0; set to 0 for BCC
212*5113495bSYour Name 			and 1 for LDPC. If the MU[0] NSTS field is 0, then this
213*5113495bSYour Name 			field is reserved and set to 1
214*5113495bSYour Name 
215*5113495bSYour Name ldpc_extra_symbol
216*5113495bSYour Name 
217*5113495bSYour Name 			Set to 1 if the LDPC PPDU encoding process (if an SU
218*5113495bSYour Name 			PPDU), or at least one LDPC user's PPDU encoding process (if
219*5113495bSYour Name 			an MU PPDU), results in an extra OFDM symbol (or symbols) as
220*5113495bSYour Name 			described in 22.3.10.5.4 (LDPC coding) and 22.3.10.5.5
221*5113495bSYour Name 			(Encoding process for MU PPDUs). Set to 0 otherwise.
222*5113495bSYour Name 
223*5113495bSYour Name mcs
224*5113495bSYour Name 
225*5113495bSYour Name 			For SU:
226*5113495bSYour Name 
227*5113495bSYour Name 			Set to 0 for BPSK 1/2
228*5113495bSYour Name 
229*5113495bSYour Name 			Set to 1 for QPSK 1/2
230*5113495bSYour Name 
231*5113495bSYour Name 			Set to 2 for QPSK 3/4
232*5113495bSYour Name 
233*5113495bSYour Name 			Set to 3 for 16-QAM 1/2
234*5113495bSYour Name 
235*5113495bSYour Name 			Set to 4 for 16-QAM 3/4
236*5113495bSYour Name 
237*5113495bSYour Name 			Set to 5 for 64-QAM 2/3
238*5113495bSYour Name 
239*5113495bSYour Name 			Set to 6 for 64-QAM 3/4
240*5113495bSYour Name 
241*5113495bSYour Name 			Set to 7 for 64-QAM 5/6
242*5113495bSYour Name 
243*5113495bSYour Name 			Set to 8 for 256-QAM 3/4
244*5113495bSYour Name 
245*5113495bSYour Name 			Set to 9 for 256-QAM 5/6
246*5113495bSYour Name 
247*5113495bSYour Name 			For MU:
248*5113495bSYour Name 
249*5113495bSYour Name 			If NSTS for user 1 is non-zero, then vht_sig_a[1][4]
250*5113495bSYour Name 			indicates coding for user 1: set to 0 for BCC, 1 for LDPC.
251*5113495bSYour Name 
252*5113495bSYour Name 			If NSTS for user 1 is set to 0, then vht_sig_a[1][4] is
253*5113495bSYour Name 			reserved and set to 1.
254*5113495bSYour Name 
255*5113495bSYour Name 			If NSTS for user 2 is non-zero, then vht_sig_a[1][5]
256*5113495bSYour Name 			indicates coding for user 2: set to 0 for BCC, 1 for LDPC.
257*5113495bSYour Name 
258*5113495bSYour Name 			If NSTS for user 2 is set to 0, then vht_sig_a[1][5] is
259*5113495bSYour Name 			reserved and set to 1.
260*5113495bSYour Name 
261*5113495bSYour Name 			If NSTS for user 3 is non-zero, then vht_sig_a[1][6]
262*5113495bSYour Name 			indicates coding for user 3: set to 0 for BCC, 1 for LDPC.
263*5113495bSYour Name 
264*5113495bSYour Name 			If NSTS for user 3 is set to 0, then vht_sig_a[1][6] is
265*5113495bSYour Name 			reserved and set to 1.
266*5113495bSYour Name 
267*5113495bSYour Name 			vht_sig_a[1][7] is reserved and set to 1
268*5113495bSYour Name 
269*5113495bSYour Name 			<legal 0-15>
270*5113495bSYour Name 
271*5113495bSYour Name beamformed
272*5113495bSYour Name 
273*5113495bSYour Name 			For SU:
274*5113495bSYour Name 
275*5113495bSYour Name 			Set to 1 if a Beamforming steering matrix is applied to
276*5113495bSYour Name 			the waveform in an SU transmission as described in
277*5113495bSYour Name 			IEEE802.11ac_D1.0 Section 19.3.11.11.2 (Spatial mapping),
278*5113495bSYour Name 			set to 0 otherwise.
279*5113495bSYour Name 
280*5113495bSYour Name 			For MU:
281*5113495bSYour Name 
282*5113495bSYour Name 			Reserved and set to 1
283*5113495bSYour Name 
284*5113495bSYour Name 			<legal 0-1>
285*5113495bSYour Name 
286*5113495bSYour Name vhta_reserved_1
287*5113495bSYour Name 
288*5113495bSYour Name 			Reserved and set to 1.  <legal 1>
289*5113495bSYour Name 
290*5113495bSYour Name crc
291*5113495bSYour Name 
292*5113495bSYour Name 			CRC calculated as in IEEE802.11ac_D1.0 Section
293*5113495bSYour Name 			19.3.9.4.4 (CRC calculation for HTSIG) with C7 in
294*5113495bSYour Name 			vht_sig_a[1][10], etc.  <legal all>
295*5113495bSYour Name 
296*5113495bSYour Name tail
297*5113495bSYour Name 
298*5113495bSYour Name 			Used to terminate the trellis of the convolutional
299*5113495bSYour Name 			decoder.  Set to 0.  <legal 0>
300*5113495bSYour Name 
301*5113495bSYour Name reserved_1
302*5113495bSYour Name 
303*5113495bSYour Name 			This field is not part of HT-SIG:
304*5113495bSYour Name 
305*5113495bSYour Name 			Reserved: Should be set to 0 by the MAC and ignored by
306*5113495bSYour Name 			the PHY <legal 0>
307*5113495bSYour Name */
308*5113495bSYour Name 
309*5113495bSYour Name 
310*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_BANDWIDTH
311*5113495bSYour Name 
312*5113495bSYour Name 			Packet bandwidth
313*5113495bSYour Name 
314*5113495bSYour Name 
315*5113495bSYour Name 
316*5113495bSYour Name 			<enum 0    20_MHZ_11AC>
317*5113495bSYour Name 
318*5113495bSYour Name 			<enum 1    40_MHZ_11AC>
319*5113495bSYour Name 
320*5113495bSYour Name 			<enum 2    80_MHZ_11AC>
321*5113495bSYour Name 
322*5113495bSYour Name 			<enum 3    160_MHZ_11AC>
323*5113495bSYour Name 
324*5113495bSYour Name 
325*5113495bSYour Name 
326*5113495bSYour Name 			<legal 0-3>
327*5113495bSYour Name */
328*5113495bSYour Name #define VHT_SIG_A_INFO_0_BANDWIDTH_OFFSET                            0x00000000
329*5113495bSYour Name #define VHT_SIG_A_INFO_0_BANDWIDTH_LSB                               0
330*5113495bSYour Name #define VHT_SIG_A_INFO_0_BANDWIDTH_MASK                              0x00000003
331*5113495bSYour Name 
332*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_VHTA_RESERVED_0
333*5113495bSYour Name 
334*5113495bSYour Name 			Reserved.  Set to 1 by MAC, PHY should ignore
335*5113495bSYour Name 
336*5113495bSYour Name 			<legal 1>
337*5113495bSYour Name */
338*5113495bSYour Name #define VHT_SIG_A_INFO_0_VHTA_RESERVED_0_OFFSET                      0x00000000
339*5113495bSYour Name #define VHT_SIG_A_INFO_0_VHTA_RESERVED_0_LSB                         2
340*5113495bSYour Name #define VHT_SIG_A_INFO_0_VHTA_RESERVED_0_MASK                        0x00000004
341*5113495bSYour Name 
342*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_STBC
343*5113495bSYour Name 
344*5113495bSYour Name 			Space time block coding:
345*5113495bSYour Name 
346*5113495bSYour Name 			<enum 0     stbc_disabled>  Indicates STBC is disabled
347*5113495bSYour Name 
348*5113495bSYour Name 			<enum 1     stbc_enabled>  Indicates STBC is enabled on
349*5113495bSYour Name 			all streams
350*5113495bSYour Name 
351*5113495bSYour Name 			<legal 0-1>
352*5113495bSYour Name */
353*5113495bSYour Name #define VHT_SIG_A_INFO_0_STBC_OFFSET                                 0x00000000
354*5113495bSYour Name #define VHT_SIG_A_INFO_0_STBC_LSB                                    3
355*5113495bSYour Name #define VHT_SIG_A_INFO_0_STBC_MASK                                   0x00000008
356*5113495bSYour Name 
357*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_GROUP_ID
358*5113495bSYour Name 
359*5113495bSYour Name 			In a SU VHT PPDU, if the PPDU carries MPDU(s) addressed
360*5113495bSYour Name 			to an AP or to a mesh STA, the Group ID field is set to 0,
361*5113495bSYour Name 			otherwise it is set to 63.  In an NDP PPDU the Group ID is
362*5113495bSYour Name 			set according to IEEE 802.11ac_D1.0 Section 9.30.6
363*5113495bSYour Name 			(Transmission of a VHT NDP). For a MU-MIMO PPDU the Group ID
364*5113495bSYour Name 			is set as in 802.11ac_D1.0 Section 22.3.11.3 (Group ID).
365*5113495bSYour Name 			<legal all>
366*5113495bSYour Name */
367*5113495bSYour Name #define VHT_SIG_A_INFO_0_GROUP_ID_OFFSET                             0x00000000
368*5113495bSYour Name #define VHT_SIG_A_INFO_0_GROUP_ID_LSB                                4
369*5113495bSYour Name #define VHT_SIG_A_INFO_0_GROUP_ID_MASK                               0x000003f0
370*5113495bSYour Name 
371*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_N_STS
372*5113495bSYour Name 
373*5113495bSYour Name 			For MU:
374*5113495bSYour Name 
375*5113495bSYour Name 			3 bits/user with maximum of 4 users (user u uses
376*5113495bSYour Name 
377*5113495bSYour Name 			vht_sig_a[0][10+3u] - vht_sig_a[0][12+3u]), u = 0, 1, 2,
378*5113495bSYour Name 			3)
379*5113495bSYour Name 
380*5113495bSYour Name 			Set to 0 for 0 space time streams
381*5113495bSYour Name 
382*5113495bSYour Name 			Set to 1 for 1 space time stream
383*5113495bSYour Name 
384*5113495bSYour Name 			Set to 2 for 2 space time streams
385*5113495bSYour Name 
386*5113495bSYour Name 			Set to 3 for 3 space time streams
387*5113495bSYour Name 
388*5113495bSYour Name 			Set to 4 for 4 space time streams (not supported in Wifi
389*5113495bSYour Name 			3.0)
390*5113495bSYour Name 
391*5113495bSYour Name 			Values 5-7 are reserved
392*5113495bSYour Name 
393*5113495bSYour Name 			In this field, references to user u should be
394*5113495bSYour Name 			interpreted as MU user u. As described in the previous
395*5113495bSYour Name 			chapter in this document (see chapter on User number), the
396*5113495bSYour Name 			MU user value for a given client is defined for each MU
397*5113495bSYour Name 			group that the client participates in. The MU user number is
398*5113495bSYour Name 			not related to the internal user number that is used within
399*5113495bSYour Name 			the BFer.
400*5113495bSYour Name 
401*5113495bSYour Name 
402*5113495bSYour Name 
403*5113495bSYour Name 
404*5113495bSYour Name 
405*5113495bSYour Name 			For SU:
406*5113495bSYour Name 
407*5113495bSYour Name 			vht_sig_a[0][12:10]
408*5113495bSYour Name 
409*5113495bSYour Name 			Set to 0 for 1 space time stream
410*5113495bSYour Name 
411*5113495bSYour Name 			Set to 1 for 2 space time streams
412*5113495bSYour Name 
413*5113495bSYour Name 			Set to 2 for 3 space time streams
414*5113495bSYour Name 
415*5113495bSYour Name 			Set to 3 for 4 space time streams
416*5113495bSYour Name 
417*5113495bSYour Name 			Set to 4 for 5 space time streams
418*5113495bSYour Name 
419*5113495bSYour Name 			Set to 5 for 6 space time streams
420*5113495bSYour Name 
421*5113495bSYour Name 			Set to 6 for 7 space time streams
422*5113495bSYour Name 
423*5113495bSYour Name 			Set to 7 for 8 space time streams
424*5113495bSYour Name 
425*5113495bSYour Name 
426*5113495bSYour Name 
427*5113495bSYour Name 			vht_sig_a[0][21:13]
428*5113495bSYour Name 
429*5113495bSYour Name 			Partial AID:
430*5113495bSYour Name 
431*5113495bSYour Name 			Set to the value of the TXVECTOR parameter PARTIAL_AID.
432*5113495bSYour Name 			Partial AID provides an abbreviated indication of the
433*5113495bSYour Name 			intended recipient(s) of the frame (see IEEE802.11ac_D1.0
434*5113495bSYour Name 			Section 9.17a (Partial AID in VHT PPDUs)).
435*5113495bSYour Name 
436*5113495bSYour Name 			<legal all>
437*5113495bSYour Name */
438*5113495bSYour Name #define VHT_SIG_A_INFO_0_N_STS_OFFSET                                0x00000000
439*5113495bSYour Name #define VHT_SIG_A_INFO_0_N_STS_LSB                                   10
440*5113495bSYour Name #define VHT_SIG_A_INFO_0_N_STS_MASK                                  0x003ffc00
441*5113495bSYour Name 
442*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_TXOP_PS_NOT_ALLOWED
443*5113495bSYour Name 
444*5113495bSYour Name 			E_num 0     txop_ps_allowed  Not supported: If set to by
445*5113495bSYour Name 			VHT AP if it allows non-AP VHT STAs in TXOP power save mode
446*5113495bSYour Name 			to enter Doze state during a TXOP
447*5113495bSYour Name 
448*5113495bSYour Name 			<enum 1     no_txop_ps_allowed> Otherwise
449*5113495bSYour Name 
450*5113495bSYour Name 			<legal 1>
451*5113495bSYour Name */
452*5113495bSYour Name #define VHT_SIG_A_INFO_0_TXOP_PS_NOT_ALLOWED_OFFSET                  0x00000000
453*5113495bSYour Name #define VHT_SIG_A_INFO_0_TXOP_PS_NOT_ALLOWED_LSB                     22
454*5113495bSYour Name #define VHT_SIG_A_INFO_0_TXOP_PS_NOT_ALLOWED_MASK                    0x00400000
455*5113495bSYour Name 
456*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_VHTA_RESERVED_0B
457*5113495bSYour Name 
458*5113495bSYour Name 			Reserved: Should be set to 1 by the MAC and ignored by
459*5113495bSYour Name 			the PHY  <legal 1>
460*5113495bSYour Name */
461*5113495bSYour Name #define VHT_SIG_A_INFO_0_VHTA_RESERVED_0B_OFFSET                     0x00000000
462*5113495bSYour Name #define VHT_SIG_A_INFO_0_VHTA_RESERVED_0B_LSB                        23
463*5113495bSYour Name #define VHT_SIG_A_INFO_0_VHTA_RESERVED_0B_MASK                       0x00800000
464*5113495bSYour Name 
465*5113495bSYour Name /* Description		VHT_SIG_A_INFO_0_RESERVED_0
466*5113495bSYour Name 
467*5113495bSYour Name 			This field is not part of HT-SIG:
468*5113495bSYour Name 
469*5113495bSYour Name 			Reserved: Should be set to 0 by the MAC and ignored by
470*5113495bSYour Name 			the PHY <legal 0>
471*5113495bSYour Name */
472*5113495bSYour Name #define VHT_SIG_A_INFO_0_RESERVED_0_OFFSET                           0x00000000
473*5113495bSYour Name #define VHT_SIG_A_INFO_0_RESERVED_0_LSB                              24
474*5113495bSYour Name #define VHT_SIG_A_INFO_0_RESERVED_0_MASK                             0xff000000
475*5113495bSYour Name 
476*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_GI_SETTING
477*5113495bSYour Name 
478*5113495bSYour Name 			<enum 0     normal_gi>  Indicates short guard interval
479*5113495bSYour Name 			is not used in the data field
480*5113495bSYour Name 
481*5113495bSYour Name 			<enum 1     short_gi>  Indicates short guard interval is
482*5113495bSYour Name 			used in the data field
483*5113495bSYour Name 
484*5113495bSYour Name 			<enum 3     short_gi_ambiguity>  Indicates short guard
485*5113495bSYour Name 			interval is used in the data field and NSYM mod 10 = 9
486*5113495bSYour Name 
487*5113495bSYour Name 			NSYM is defined in IEEE802.11ac_D1.0 Section 22.4.3
488*5113495bSYour Name 			(TXTIME and PSDU_LENGTH calculation).
489*5113495bSYour Name 
490*5113495bSYour Name 			<legal 0,1,3>
491*5113495bSYour Name */
492*5113495bSYour Name #define VHT_SIG_A_INFO_1_GI_SETTING_OFFSET                           0x00000004
493*5113495bSYour Name #define VHT_SIG_A_INFO_1_GI_SETTING_LSB                              0
494*5113495bSYour Name #define VHT_SIG_A_INFO_1_GI_SETTING_MASK                             0x00000003
495*5113495bSYour Name 
496*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_SU_MU_CODING
497*5113495bSYour Name 
498*5113495bSYour Name 			For an SU PPDU, B2 is set to 0 for BCC, 1 for LDPC For
499*5113495bSYour Name 			an MU PPDU, if the MU[0] NSTS field is nonzero(#6773), then
500*5113495bSYour Name 			B2 indicates the coding used for user 0; set to 0 for BCC
501*5113495bSYour Name 			and 1 for LDPC. If the MU[0] NSTS field is 0, then this
502*5113495bSYour Name 			field is reserved and set to 1
503*5113495bSYour Name */
504*5113495bSYour Name #define VHT_SIG_A_INFO_1_SU_MU_CODING_OFFSET                         0x00000004
505*5113495bSYour Name #define VHT_SIG_A_INFO_1_SU_MU_CODING_LSB                            2
506*5113495bSYour Name #define VHT_SIG_A_INFO_1_SU_MU_CODING_MASK                           0x00000004
507*5113495bSYour Name 
508*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_LDPC_EXTRA_SYMBOL
509*5113495bSYour Name 
510*5113495bSYour Name 			Set to 1 if the LDPC PPDU encoding process (if an SU
511*5113495bSYour Name 			PPDU), or at least one LDPC user's PPDU encoding process (if
512*5113495bSYour Name 			an MU PPDU), results in an extra OFDM symbol (or symbols) as
513*5113495bSYour Name 			described in 22.3.10.5.4 (LDPC coding) and 22.3.10.5.5
514*5113495bSYour Name 			(Encoding process for MU PPDUs). Set to 0 otherwise.
515*5113495bSYour Name */
516*5113495bSYour Name #define VHT_SIG_A_INFO_1_LDPC_EXTRA_SYMBOL_OFFSET                    0x00000004
517*5113495bSYour Name #define VHT_SIG_A_INFO_1_LDPC_EXTRA_SYMBOL_LSB                       3
518*5113495bSYour Name #define VHT_SIG_A_INFO_1_LDPC_EXTRA_SYMBOL_MASK                      0x00000008
519*5113495bSYour Name 
520*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_MCS
521*5113495bSYour Name 
522*5113495bSYour Name 			For SU:
523*5113495bSYour Name 
524*5113495bSYour Name 			Set to 0 for BPSK 1/2
525*5113495bSYour Name 
526*5113495bSYour Name 			Set to 1 for QPSK 1/2
527*5113495bSYour Name 
528*5113495bSYour Name 			Set to 2 for QPSK 3/4
529*5113495bSYour Name 
530*5113495bSYour Name 			Set to 3 for 16-QAM 1/2
531*5113495bSYour Name 
532*5113495bSYour Name 			Set to 4 for 16-QAM 3/4
533*5113495bSYour Name 
534*5113495bSYour Name 			Set to 5 for 64-QAM 2/3
535*5113495bSYour Name 
536*5113495bSYour Name 			Set to 6 for 64-QAM 3/4
537*5113495bSYour Name 
538*5113495bSYour Name 			Set to 7 for 64-QAM 5/6
539*5113495bSYour Name 
540*5113495bSYour Name 			Set to 8 for 256-QAM 3/4
541*5113495bSYour Name 
542*5113495bSYour Name 			Set to 9 for 256-QAM 5/6
543*5113495bSYour Name 
544*5113495bSYour Name 			For MU:
545*5113495bSYour Name 
546*5113495bSYour Name 			If NSTS for user 1 is non-zero, then vht_sig_a[1][4]
547*5113495bSYour Name 			indicates coding for user 1: set to 0 for BCC, 1 for LDPC.
548*5113495bSYour Name 
549*5113495bSYour Name 			If NSTS for user 1 is set to 0, then vht_sig_a[1][4] is
550*5113495bSYour Name 			reserved and set to 1.
551*5113495bSYour Name 
552*5113495bSYour Name 			If NSTS for user 2 is non-zero, then vht_sig_a[1][5]
553*5113495bSYour Name 			indicates coding for user 2: set to 0 for BCC, 1 for LDPC.
554*5113495bSYour Name 
555*5113495bSYour Name 			If NSTS for user 2 is set to 0, then vht_sig_a[1][5] is
556*5113495bSYour Name 			reserved and set to 1.
557*5113495bSYour Name 
558*5113495bSYour Name 			If NSTS for user 3 is non-zero, then vht_sig_a[1][6]
559*5113495bSYour Name 			indicates coding for user 3: set to 0 for BCC, 1 for LDPC.
560*5113495bSYour Name 
561*5113495bSYour Name 			If NSTS for user 3 is set to 0, then vht_sig_a[1][6] is
562*5113495bSYour Name 			reserved and set to 1.
563*5113495bSYour Name 
564*5113495bSYour Name 			vht_sig_a[1][7] is reserved and set to 1
565*5113495bSYour Name 
566*5113495bSYour Name 			<legal 0-15>
567*5113495bSYour Name */
568*5113495bSYour Name #define VHT_SIG_A_INFO_1_MCS_OFFSET                                  0x00000004
569*5113495bSYour Name #define VHT_SIG_A_INFO_1_MCS_LSB                                     4
570*5113495bSYour Name #define VHT_SIG_A_INFO_1_MCS_MASK                                    0x000000f0
571*5113495bSYour Name 
572*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_BEAMFORMED
573*5113495bSYour Name 
574*5113495bSYour Name 			For SU:
575*5113495bSYour Name 
576*5113495bSYour Name 			Set to 1 if a Beamforming steering matrix is applied to
577*5113495bSYour Name 			the waveform in an SU transmission as described in
578*5113495bSYour Name 			IEEE802.11ac_D1.0 Section 19.3.11.11.2 (Spatial mapping),
579*5113495bSYour Name 			set to 0 otherwise.
580*5113495bSYour Name 
581*5113495bSYour Name 			For MU:
582*5113495bSYour Name 
583*5113495bSYour Name 			Reserved and set to 1
584*5113495bSYour Name 
585*5113495bSYour Name 			<legal 0-1>
586*5113495bSYour Name */
587*5113495bSYour Name #define VHT_SIG_A_INFO_1_BEAMFORMED_OFFSET                           0x00000004
588*5113495bSYour Name #define VHT_SIG_A_INFO_1_BEAMFORMED_LSB                              8
589*5113495bSYour Name #define VHT_SIG_A_INFO_1_BEAMFORMED_MASK                             0x00000100
590*5113495bSYour Name 
591*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_VHTA_RESERVED_1
592*5113495bSYour Name 
593*5113495bSYour Name 			Reserved and set to 1.  <legal 1>
594*5113495bSYour Name */
595*5113495bSYour Name #define VHT_SIG_A_INFO_1_VHTA_RESERVED_1_OFFSET                      0x00000004
596*5113495bSYour Name #define VHT_SIG_A_INFO_1_VHTA_RESERVED_1_LSB                         9
597*5113495bSYour Name #define VHT_SIG_A_INFO_1_VHTA_RESERVED_1_MASK                        0x00000200
598*5113495bSYour Name 
599*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_CRC
600*5113495bSYour Name 
601*5113495bSYour Name 			CRC calculated as in IEEE802.11ac_D1.0 Section
602*5113495bSYour Name 			19.3.9.4.4 (CRC calculation for HTSIG) with C7 in
603*5113495bSYour Name 			vht_sig_a[1][10], etc.  <legal all>
604*5113495bSYour Name */
605*5113495bSYour Name #define VHT_SIG_A_INFO_1_CRC_OFFSET                                  0x00000004
606*5113495bSYour Name #define VHT_SIG_A_INFO_1_CRC_LSB                                     10
607*5113495bSYour Name #define VHT_SIG_A_INFO_1_CRC_MASK                                    0x0003fc00
608*5113495bSYour Name 
609*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_TAIL
610*5113495bSYour Name 
611*5113495bSYour Name 			Used to terminate the trellis of the convolutional
612*5113495bSYour Name 			decoder.  Set to 0.  <legal 0>
613*5113495bSYour Name */
614*5113495bSYour Name #define VHT_SIG_A_INFO_1_TAIL_OFFSET                                 0x00000004
615*5113495bSYour Name #define VHT_SIG_A_INFO_1_TAIL_LSB                                    18
616*5113495bSYour Name #define VHT_SIG_A_INFO_1_TAIL_MASK                                   0x00fc0000
617*5113495bSYour Name 
618*5113495bSYour Name /* Description		VHT_SIG_A_INFO_1_RESERVED_1
619*5113495bSYour Name 
620*5113495bSYour Name 			This field is not part of HT-SIG:
621*5113495bSYour Name 
622*5113495bSYour Name 			Reserved: Should be set to 0 by the MAC and ignored by
623*5113495bSYour Name 			the PHY <legal 0>
624*5113495bSYour Name */
625*5113495bSYour Name #define VHT_SIG_A_INFO_1_RESERVED_1_OFFSET                           0x00000004
626*5113495bSYour Name #define VHT_SIG_A_INFO_1_RESERVED_1_LSB                              24
627*5113495bSYour Name #define VHT_SIG_A_INFO_1_RESERVED_1_MASK                             0xff000000
628*5113495bSYour Name 
629*5113495bSYour Name 
630*5113495bSYour Name #endif // _VHT_SIG_A_INFO_H_
631