/* * Copyright (c) 2019, 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 */ #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 */ #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: Indicates STBC is disabled Indicates STBC is enabled on all streams */ #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). */ #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)). */ #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 Otherwise */ #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 */ #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 */ #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 Indicates short guard interval is not used in the data field Indicates short guard interval is used in the data field 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). */ #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 */ #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 */ #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. */ #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. */ #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. */ #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 */ #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_