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Commit 95a28eea authored by Luca Coelho's avatar Luca Coelho Committed by Johannes Berg
Browse files

radiotap: add structs for HE 



Add radiotap structures for HE.

Signed-off-by: default avatarLiad Kaufman <liad.kaufman@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarIlan Peer <ilan.peer@intel.com>
Signed-off-by: default avatarIdo Yariv <idox.yariv@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes@sipsolutions.net>
parent c4cbaf79

include/net/ieee80211_radiotap.h

+123 −0
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2017		Intel Deutschland GmbH

 * Copyright (c) 2018		Intel Corporation

 *

 * Permission to use, copy, modify, and/or distribute this software for any

 * purpose with or without fee is hereby granted, provided that the above
@@ -72,6 +73,8 @@ enum ieee80211_radiotap_presence { 
	IEEE80211_RADIOTAP_AMPDU_STATUS = 20,

	IEEE80211_RADIOTAP_VHT = 21,

	IEEE80211_RADIOTAP_TIMESTAMP = 22,

	IEEE80211_RADIOTAP_HE = 23,

	IEEE80211_RADIOTAP_HE_MU = 24,



	/* valid in every it_present bitmap, even vendor namespaces */

	IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
@@ -202,6 +205,126 @@ enum ieee80211_radiotap_timestamp_flags { 
	IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02,

};



struct ieee80211_radiotap_he {

	__le16 data1, data2, data3, data4, data5, data6;

};



enum ieee80211_radiotap_he_bits {

	IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK		= 3,

	IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU		= 0,

	IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU	= 1,

	IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU		= 2,

	IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG		= 3,



	IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN	= 0x0004,

	IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN	= 0x0008,

	IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN		= 0x0010,

	IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN	= 0x0020,

	IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN	= 0x0040,

	IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN	= 0x0080,

	IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN	= 0x0100,

	IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN		= 0x0200,

	IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN	= 0x0400,

	IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN	= 0x0800,

	IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN	= 0x1000,

	IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN	= 0x2000,

	IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN	= 0x4000,

	IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN	= 0x8000,



	IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN	= 0x0001,

	IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN		= 0x0002,

	IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN	= 0x0004,

	IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN	= 0x0008,

	IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN		= 0x0010,

	IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN	= 0x0020,

	IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN		= 0x0040,

	IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN	= 0x0080,

	IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET		= 0x3f00,

	IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN	= 0x4000,

	IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC	= 0x8000,



	IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR		= 0x003f,

	IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE		= 0x0040,

	IEEE80211_RADIOTAP_HE_DATA3_UL_DL		= 0x0080,

	IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS		= 0x0f00,

	IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM		= 0x1000,

	IEEE80211_RADIOTAP_HE_DATA3_CODING		= 0x2000,

	IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG	= 0x4000,

	IEEE80211_RADIOTAP_HE_DATA3_STBC		= 0x8000,



	IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE	= 0x000f,

	IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID		= 0x7ff0,

	IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1	= 0x000f,

	IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2	= 0x00f0,

	IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3	= 0x0f00,

	IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4	= 0xf000,



	IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC	= 0x000f,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ	= 0,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ	= 1,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ	= 2,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ	= 3,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T	= 4,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T	= 5,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T	= 6,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T	= 7,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T	= 8,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T	= 9,

		IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T	= 10,



	IEEE80211_RADIOTAP_HE_DATA5_GI			= 0x0030,

		IEEE80211_RADIOTAP_HE_DATA5_GI_0_8			= 0,

		IEEE80211_RADIOTAP_HE_DATA5_GI_1_6			= 1,

		IEEE80211_RADIOTAP_HE_DATA5_GI_3_2			= 2,



	IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE		= 0x00c0,

		IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN		= 0,

		IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X			= 1,

		IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X			= 2,

		IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X			= 3,

	IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS	= 0x0700,

	IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD		= 0x3000,

	IEEE80211_RADIOTAP_HE_DATA5_TXBF		= 0x4000,

	IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG		= 0x8000,



	IEEE80211_RADIOTAP_HE_DATA6_NSTS		= 0x000f,

	IEEE80211_RADIOTAP_HE_DATA6_DOPPLER		= 0x0010,

	IEEE80211_RADIOTAP_HE_DATA6_TXOP		= 0x7f00,

	IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY	= 0x8000,

};



struct ieee80211_radiotap_he_mu {

	__le16 flags1, flags2;

	u8 ru_ch1[4];

	u8 ru_ch2[4];

};



enum ieee80211_radiotap_he_mu_bits {

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS		= 0x000f,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN		= 0x0010,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM		= 0x0020,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN		= 0x0040,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN	= 0x0080,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN		= 0x0100,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN		= 0x0200,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN	= 0x1000,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU		= 0x2000,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN	= 0x4000,

	IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN	= 0x8000,



	IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW	= 0x0003,

		IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ	= 0x0000,

		IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ	= 0x0001,

		IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ	= 0x0002,

		IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ	= 0x0003,

	IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN	= 0x0004,

	IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP		= 0x0008,

	IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS	= 0x00f0,

	IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW	= 0x0300,

	IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN= 0x0400,

	IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU		= 0x0800,

};



/**

 * ieee80211_get_radiotap_len - get radiotap header length

 */