xref: /wlan-driver/fw-api/hw/qcn6122/phyrx_vht_sig_a.h (revision 5113495b16420b49004c444715d2daae2066e7dc)

/*
 * Copyright (c) 2020, The Linux Foundation. All rights reserved.
 *
 * 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 _PHYRX_VHT_SIG_A_H_
#define _PHYRX_VHT_SIG_A_H_
#if !defined(__ASSEMBLER__)
#endif

#include "vht_sig_a_info.h"

// ################ START SUMMARY #################
//
//	Dword	Fields
//	0-1	struct vht_sig_a_info phyrx_vht_sig_a_info_details;
//
// ################ END SUMMARY #################

#define NUM_OF_DWORDS_PHYRX_VHT_SIG_A 2

struct phyrx_vht_sig_a {
    struct            vht_sig_a_info                       phyrx_vht_sig_a_info_details;
};

/*

struct vht_sig_a_info phyrx_vht_sig_a_info_details

			See detailed description of the STRUCT
*/


 /* EXTERNAL REFERENCE : struct vht_sig_a_info phyrx_vht_sig_a_info_details */


/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_BANDWIDTH

			Packet bandwidth



			<enum 0    20_MHZ_11AC>

			<enum 1    40_MHZ_11AC>

			<enum 2    80_MHZ_11AC>

			<enum 3    160_MHZ_11AC>



			<legal 0-3>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_BANDWIDTH_OFFSET 0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_BANDWIDTH_LSB 0
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_BANDWIDTH_MASK 0x00000003

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0

			Reserved.  Set to 1 by MAC, PHY should ignore

			<legal 1>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0_OFFSET 0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0_LSB 2
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0_MASK 0x00000004

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_STBC

			Space time block coding:

			<enum 0     stbc_disabled>  Indicates STBC is disabled

			<enum 1     stbc_enabled>  Indicates STBC is enabled on
			all streams

			<legal 0-1>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_STBC_OFFSET   0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_STBC_LSB      3
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_STBC_MASK     0x00000008

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_GROUP_ID

			In a SU VHT PPDU, if the PPDU carries MPDU(s) addressed
			to an AP or to a mesh STA, the Group ID field is set to 0,
			otherwise it is set to 63.  In an NDP PPDU the Group ID is
			set according to IEEE 802.11ac_D1.0 Section 9.30.6
			(Transmission of a VHT NDP). For a MU-MIMO PPDU the Group ID
			is set as in 802.11ac_D1.0 Section 22.3.11.3 (Group ID).
			<legal all>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_GROUP_ID_OFFSET 0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_GROUP_ID_LSB  4
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_GROUP_ID_MASK 0x000003f0

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_N_STS

			For MU:

			3 bits/user with maximum of 4 users (user u uses

			vht_sig_a[0][10+3u] - vht_sig_a[0][12+3u]), u = 0, 1, 2,
			3)

			Set to 0 for 0 space time streams

			Set to 1 for 1 space time stream

			Set to 2 for 2 space time streams

			Set to 3 for 3 space time streams

			Set to 4 for 4 space time streams (not supported in Wifi
			3.0)

			Values 5-7 are reserved

			In this field, references to user u should be
			interpreted as MU user u. As described in the previous
			chapter in this document (see chapter on User number), the
			MU user value for a given client is defined for each MU
			group that the client participates in. The MU user number is
			not related to the internal user number that is used within
			the BFer.





			For SU:

			vht_sig_a[0][12:10]

			Set to 0 for 1 space time stream

			Set to 1 for 2 space time streams

			Set to 2 for 3 space time streams

			Set to 3 for 4 space time streams

			Set to 4 for 5 space time streams

			Set to 5 for 6 space time streams

			Set to 6 for 7 space time streams

			Set to 7 for 8 space time streams



			vht_sig_a[0][21:13]

			Partial AID:

			Set to the value of the TXVECTOR parameter PARTIAL_AID.
			Partial AID provides an abbreviated indication of the
			intended recipient(s) of the frame (see IEEE802.11ac_D1.0
			Section 9.17a (Partial AID in VHT PPDUs)).

			<legal all>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_N_STS_OFFSET  0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_N_STS_LSB     10
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_N_STS_MASK    0x003ffc00

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_TXOP_PS_NOT_ALLOWED

			E_num 0     txop_ps_allowed  Not supported: If set to by
			VHT AP if it allows non-AP VHT STAs in TXOP power save mode
			to enter Doze state during a TXOP

			<enum 1     no_txop_ps_allowed> Otherwise

			<legal 1>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_TXOP_PS_NOT_ALLOWED_OFFSET 0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_TXOP_PS_NOT_ALLOWED_LSB 22
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_TXOP_PS_NOT_ALLOWED_MASK 0x00400000

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0B

			Reserved: Should be set to 1 by the MAC and ignored by
			the PHY  <legal 1>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0B_OFFSET 0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0B_LSB 23
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_0B_MASK 0x00800000

/* Description		PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_0

			This field is not part of HT-SIG:

			Reserved: Should be set to 0 by the MAC and ignored by
			the PHY <legal 0>
*/
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_0_OFFSET 0x00000000
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_0_LSB 24
#define PHYRX_VHT_SIG_A_0_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_0_MASK 0xff000000

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_GI_SETTING

			<enum 0     normal_gi>  Indicates short guard interval
			is not used in the data field

			<enum 1     short_gi>  Indicates short guard interval is
			used in the data field

			<enum 3     short_gi_ambiguity>  Indicates short guard
			interval is used in the data field and NSYM mod 10 = 9

			NSYM is defined in IEEE802.11ac_D1.0 Section 22.4.3
			(TXTIME and PSDU_LENGTH calculation).

			<legal 0,1,3>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_GI_SETTING_OFFSET 0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_GI_SETTING_LSB 0
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_GI_SETTING_MASK 0x00000003

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_SU_MU_CODING

			For an SU PPDU, B2 is set to 0 for BCC, 1 for LDPC For
			an MU PPDU, if the MU[0] NSTS field is nonzero(#6773), then
			B2 indicates the coding used for user 0; set to 0 for BCC
			and 1 for LDPC. If the MU[0] NSTS field is 0, then this
			field is reserved and set to 1
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_SU_MU_CODING_OFFSET 0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_SU_MU_CODING_LSB 2
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_SU_MU_CODING_MASK 0x00000004

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_LDPC_EXTRA_SYMBOL

			Set to 1 if the LDPC PPDU encoding process (if an SU
			PPDU), or at least one LDPC user's PPDU encoding process (if
			an MU PPDU), results in an extra OFDM symbol (or symbols) as
			described in 22.3.10.5.4 (LDPC coding) and 22.3.10.5.5
			(Encoding process for MU PPDUs). Set to 0 otherwise.
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_LDPC_EXTRA_SYMBOL_OFFSET 0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_LDPC_EXTRA_SYMBOL_LSB 3
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_LDPC_EXTRA_SYMBOL_MASK 0x00000008

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_MCS

			For SU:

			Set to 0 for BPSK 1/2

			Set to 1 for QPSK 1/2

			Set to 2 for QPSK 3/4

			Set to 3 for 16-QAM 1/2

			Set to 4 for 16-QAM 3/4

			Set to 5 for 64-QAM 2/3

			Set to 6 for 64-QAM 3/4

			Set to 7 for 64-QAM 5/6

			Set to 8 for 256-QAM 3/4

			Set to 9 for 256-QAM 5/6

			For MU:

			If NSTS for user 1 is non-zero, then vht_sig_a[1][4]
			indicates coding for user 1: set to 0 for BCC, 1 for LDPC.

			If NSTS for user 1 is set to 0, then vht_sig_a[1][4] is
			reserved and set to 1.

			If NSTS for user 2 is non-zero, then vht_sig_a[1][5]
			indicates coding for user 2: set to 0 for BCC, 1 for LDPC.

			If NSTS for user 2 is set to 0, then vht_sig_a[1][5] is
			reserved and set to 1.

			If NSTS for user 3 is non-zero, then vht_sig_a[1][6]
			indicates coding for user 3: set to 0 for BCC, 1 for LDPC.

			If NSTS for user 3 is set to 0, then vht_sig_a[1][6] is
			reserved and set to 1.

			vht_sig_a[1][7] is reserved and set to 1

			<legal 0-15>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_MCS_OFFSET    0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_MCS_LSB       4
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_MCS_MASK      0x000000f0

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_BEAMFORMED

			For SU:

			Set to 1 if a Beamforming steering matrix is applied to
			the waveform in an SU transmission as described in
			IEEE802.11ac_D1.0 Section 19.3.11.11.2 (Spatial mapping),
			set to 0 otherwise.

			For MU:

			Reserved and set to 1

			<legal 0-1>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_BEAMFORMED_OFFSET 0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_BEAMFORMED_LSB 8
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_BEAMFORMED_MASK 0x00000100

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_1

			Reserved and set to 1.  <legal 1>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_1_OFFSET 0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_1_LSB 9
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_VHTA_RESERVED_1_MASK 0x00000200

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_CRC

			CRC calculated as in IEEE802.11ac_D1.0 Section
			19.3.9.4.4 (CRC calculation for HTSIG) with C7 in
			vht_sig_a[1][10], etc.  <legal all>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_CRC_OFFSET    0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_CRC_LSB       10
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_CRC_MASK      0x0003fc00

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_TAIL

			Used to terminate the trellis of the convolutional
			decoder.  Set to 0.  <legal 0>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_TAIL_OFFSET   0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_TAIL_LSB      18
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_TAIL_MASK     0x00fc0000

/* Description		PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_1

			This field is not part of HT-SIG:

			Reserved: Should be set to 0 by the MAC and ignored by
			the PHY <legal 0>
*/
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_1_OFFSET 0x00000004
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_1_LSB 24
#define PHYRX_VHT_SIG_A_1_PHYRX_VHT_SIG_A_INFO_DETAILS_RESERVED_1_MASK 0xff000000


#endif // _PHYRX_VHT_SIG_A_H_