wifi: radiotap: add definitions for the new UHR TLVs

Add the necessary definitions to create radiotap UHR TLVs
for UHR sniffers.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20260412152605.73e682d0c8c3.I5a0c858467c852b7a2a00f580bd073af29c37705@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 190 insertions, 0 deletions

diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h
index c60867e7e43c..8bbaf77da7cf 100644
--- a/include/net/ieee80211_radiotap.h
+++ b/include/net/ieee80211_radiotap.h
@@ -95,6 +95,8 @@ enum ieee80211_radiotap_presence {
 	IEEE80211_RADIOTAP_EXT = 31,
 	IEEE80211_RADIOTAP_EHT_USIG = 33,
 	IEEE80211_RADIOTAP_EHT = 34,
+	IEEE80211_RADIOTAP_UHR_ELR = 37,
+	IEEE80211_RADIOTAP_UHR = 38,
 };
 
 /* for IEEE80211_RADIOTAP_FLAGS */
@@ -602,6 +604,194 @@ enum ieee80211_radiotap_eht_usig_tb {
 	IEEE80211_RADIOTAP_EHT_USIG2_TB_B20_B25_TAIL		= 0xfc000000,
 };
 
+/*
+ * ieee80211_radiotap_uhr_elr - content of UHR-ELR TLV (type 37)
+ * see https://www.radiotap.org/fields/UHR-ELR for details
+ */
+struct ieee80211_radiotap_uhr_elr {
+	__le32 known;
+	__le32 sig1, sig2, mark;
+} __packed;
+
+enum ieee80211_radiotap_uhr_elr_known {
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_VERSION_ID		= 0x00000001,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_UL_DL			= 0x00000002,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_MCS			= 0x00000004,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_CODING			= 0x00000008,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_LENGTH			= 0x00000010,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_LDPC_EXTRA_OFDM_SYM	= 0x00000020,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_SIG_1_CRC		= 0x00000040,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_SIG_1_TAIL		= 0x00000080,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_STA_ID			= 0x00000100,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_DISREGARD		= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_SIG_2_CRC		= 0x00000400,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_SIG_2_TAIL		= 0x00000800,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_SIG_1_CRC_CHECKED	= 0x00001000,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_SIG_2_CRC_CHECKED	= 0x00002000,
+	IEEE80211_RADIOTAP_UHR_ELR_KNOWN_MARK_BSS_COLOR		= 0x00010000,
+};
+
+enum ieee80211_radiotap_uhr_elr_sig1 {
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_VERSION_ID		= 0x00000001,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_UL_DL			= 0x00000002,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_MCS			= 0x00000004,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_CODING			= 0x00000008,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_LENGTH			= 0x00001FF0,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_LDPC_EXTRA_OFDM_SYM	= 0x00002000,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_CRC			= 0x0003C000,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_TAIL			= 0x00FC0000,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG1_CRC_VALID		= 0x80000000,
+};
+
+enum ieee80211_radiotap_uhr_elr_sig2 {
+	IEEE80211_RADIOTAP_UHR_ELR_SIG2_STA_ID			= 0x000007FF,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG2_DISREGARD		= 0x00003800,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG2_CRC			= 0x0003C000,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG2_TAIL			= 0x00FC0000,
+	IEEE80211_RADIOTAP_UHR_ELR_SIG2_CRC_VALID		= 0x80000000,
+};
+
+enum ieee80211_radiotap_uhr_elr_mark {
+	IEEE80211_RADIOTAP_UHR_ELR_MARK_BSS_COLOR		= 0x0000003F,
+};
+
+/*
+ * ieee80211_radiotap_uhr - content of UHR TLV (type 38)
+ * see https://www.radiotap.org/fields/UHR for details
+ */
+struct ieee80211_radiotap_uhr {
+	__le32 known;
+	__le32 data[9];
+	struct {
+		__le32 known, info;
+	} user[];
+} __packed;
+
+enum ieee80211_radiotap_uhr_known {
+	IEEE80211_RADIOTAP_UHR_KNOWN_SPATIAL_REUSE		= 0x00000001,
+	IEEE80211_RADIOTAP_UHR_KNOWN_GI_LTF_SIZE		= 0x00000002,
+	IEEE80211_RADIOTAP_UHR_KNOWN_NUMBER_OF_UHR_LTF_SYMBOLS	= 0x00000004,
+	IEEE80211_RADIOTAP_UHR_KNOWN_LDPC_EXTRA_SYMBOL_SEGMENT	= 0x00000008,
+	IEEE80211_RADIOTAP_UHR_KNOWN_PRE_FEC_PADDING_FACTOR	= 0x00000010,
+	IEEE80211_RADIOTAP_UHR_KNOWN_PE_DISAMBIGUITY		= 0x00000020,
+	IEEE80211_RADIOTAP_UHR_KNOWN_DISREGARD_OFDMA		= 0x00000040,
+	IEEE80211_RADIOTAP_UHR_KNOWN_CRC1			= 0x00000080,
+	IEEE80211_RADIOTAP_UHR_KNOWN_TAIL1			= 0x00000100,
+	IEEE80211_RADIOTAP_UHR_KNOWN_CRC2			= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_KNOWN_TAIL2			= 0x00000400,
+	IEEE80211_RADIOTAP_UHR_KNOWN_INTERFERENCE_MITIGATION	= 0x00000800,
+	IEEE80211_RADIOTAP_UHR_KNOWN_DISREGARD_NON_OFDMA	= 0x00001000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_NUMBER_OF_NON_OFDMA_USERS	= 0x00002000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_COMMON_ENCODING_BLOCK_CRC	= 0x00004000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_COMMON_ENCODING_BLOCK_TAIL	= 0x00008000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_RU_MRU_DRU_SIZE		= 0x00010000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_RU_MRU_INDEX		= 0x00020000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_DRU_RRU_ALLOC_TB_FMT	= 0x00040000,
+	IEEE80211_RADIOTAP_UHR_KNOWN_PRI80_CHAN_POS		= 0x00080000,
+};
+
+enum ieee80211_radiotap_uhr_data {
+	/* data[0] */
+	IEEE80211_RADIOTAP_UHR_DATA0_SPATIAL_REUSE		= 0x0000000F,
+	IEEE80211_RADIOTAP_UHR_DATA0_GI_LTF_SIZE		= 0x00000030,
+	IEEE80211_RADIOTAP_UHR_DATA0_NUMBER_OF_LTF_SYMBOLS	= 0x00000700,
+	IEEE80211_RADIOTAP_UHR_DATA0_LDPC_EXTRA_SYMBOL_SEGMENT	= 0x00000800,
+	IEEE80211_RADIOTAP_UHR_DATA0_PRE_FEC_PADDING_FACTOR	= 0x00003000,
+	IEEE80211_RADIOTAP_UHR_DATA0_PE_DISAMBIGUITY		= 0x00004000,
+	IEEE80211_RADIOTAP_UHR_DATA0_DISREGARD_OFDMA		= 0x00078000,
+	IEEE80211_RADIOTAP_UHR_DATA0_CRC1			= 0x00780000,
+	IEEE80211_RADIOTAP_UHR_DATA0_TAIL1			= 0x1f800000,
+	/* data[1] */
+	IEEE80211_RADIOTAP_UHR_DATA1_RU_MRU_DRU_SIZE		= 0x0000001f,
+	IEEE80211_RADIOTAP_UHR_DATA1_RU_MRU_INDEX		= 0x00001fe0,
+	IEEE80211_RADIOTAP_UHR_DATA1_RU_ALLOC_CC_1_1_1		= 0x003fe000,
+	IEEE80211_RADIOTAP_UHR_DATA1_RU_ALLOC_CC_1_1_1_KNOWN	= 0x00400000,
+	IEEE80211_RADIOTAP_UHR_DATA1_PRI80_CHAN_POS		= 0xc0000000,
+	/* data[2] */
+	IEEE80211_RADIOTAP_UHR_DATA2_RU_ALLOC_CC_2_1_1		= 0x000001ff,
+	IEEE80211_RADIOTAP_UHR_DATA2_RU_ALLOC_CC_2_1_1_KNOWN	= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_DATA2_RU_ALLOC_CC_1_1_2		= 0x0007fc00,
+	IEEE80211_RADIOTAP_UHR_DATA2_RU_ALLOC_CC_1_1_2_KNOWN	= 0x00080000,
+	IEEE80211_RADIOTAP_UHR_DATA2_RU_ALLOC_CC_2_1_2		= 0x1ff00000,
+	IEEE80211_RADIOTAP_UHR_DATA2_RU_ALLOC_CC_2_1_2_KNOWN	= 0x20000000,
+	/* data[3] */
+	IEEE80211_RADIOTAP_UHR_DATA3_RU_ALLOC_CC_1_2_1		= 0x000001ff,
+	IEEE80211_RADIOTAP_UHR_DATA3_RU_ALLOC_CC_1_2_1_KNOWN	= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_DATA3_RU_ALLOC_CC_2_2_1		= 0x0007fc00,
+	IEEE80211_RADIOTAP_UHR_DATA3_RU_ALLOC_CC_2_2_1_KNOWN	= 0x00080000,
+	IEEE80211_RADIOTAP_UHR_DATA3_RU_ALLOC_CC_1_2_2		= 0x1ff00000,
+	IEEE80211_RADIOTAP_UHR_DATA3_RU_ALLOC_CC_1_2_2_KNOWN	= 0x20000000,
+	/* data[4] */
+	IEEE80211_RADIOTAP_UHR_DATA4_RU_ALLOC_CC_2_2_2		= 0x000001ff,
+	IEEE80211_RADIOTAP_UHR_DATA4_RU_ALLOC_CC_2_2_2_KNOWN	= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_DATA4_RU_ALLOC_CC_1_2_3		= 0x0007fc00,
+	IEEE80211_RADIOTAP_UHR_DATA4_RU_ALLOC_CC_1_2_3_KNOWN	= 0x00080000,
+	IEEE80211_RADIOTAP_UHR_DATA4_RU_ALLOC_CC_2_2_3		= 0x1ff00000,
+	IEEE80211_RADIOTAP_UHR_DATA4_RU_ALLOC_CC_2_2_3_KNOWN	= 0x20000000,
+	/* data[5] */
+	IEEE80211_RADIOTAP_UHR_DATA5_RU_ALLOC_CC_1_2_4		= 0x000001ff,
+	IEEE80211_RADIOTAP_UHR_DATA5_RU_ALLOC_CC_1_2_4_KNOWN	= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_DATA5_RU_ALLOC_CC_2_2_4		= 0x0007fc00,
+	IEEE80211_RADIOTAP_UHR_DATA5_RU_ALLOC_CC_2_2_4_KNOWN	= 0x00080000,
+	IEEE80211_RADIOTAP_UHR_DATA5_RU_ALLOC_CC_1_2_5		= 0x1ff00000,
+	IEEE80211_RADIOTAP_UHR_DATA5_RU_ALLOC_CC_1_2_5_KNOWN	= 0x20000000,
+	/* data[6] */
+	IEEE80211_RADIOTAP_UHR_DATA6_RU_ALLOC_CC_2_2_5		= 0x000001ff,
+	IEEE80211_RADIOTAP_UHR_DATA6_RU_ALLOC_CC_2_2_5_KNOWN	= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_DATA6_RU_ALLOC_CC_1_2_6		= 0x0007fc00,
+	IEEE80211_RADIOTAP_UHR_DATA6_RU_ALLOC_CC_1_2_6_KNOWN	= 0x00080000,
+	IEEE80211_RADIOTAP_UHR_DATA6_RU_ALLOC_CC_2_2_6		= 0x1ff00000,
+	IEEE80211_RADIOTAP_UHR_DATA6_RU_ALLOC_CC_2_2_6_KNOWN	= 0x20000000,
+	/* data[7] */
+	IEEE80211_RADIOTAP_UHR_DATA7_CRC2			= 0x0000000f,
+	IEEE80211_RADIOTAP_UHR_DATA7_TAIL2			= 0x000003f0,
+	IEEE80211_RADIOTAP_UHR_DATA7_INTERFERENCE_MITIGATION	= 0x00000400,
+	IEEE80211_RADIOTAP_UHR_DATA7_DISREGARD_NON_OFDMA	= 0x00001800,
+	IEEE80211_RADIOTAP_UHR_DATA7_NUMBER_OF_NON_OFDMA_USERS	= 0x0000e000,
+	IEEE80211_RADIOTAP_UHR_DATA7_COMMON_ENCODING_BLOCK_CRC	= 0x000f0000,
+	IEEE80211_RADIOTAP_UHR_DATA7_COMMON_ENCODING_BLOCK_TAIL	= 0x03f00000,
+	/* data[8] */
+	IEEE80211_RADIOTAP_UHR_DATA8_DRU_RRU_ALLOC_TB_FMT_PS_160= 0x00000001,
+	IEEE80211_RADIOTAP_UHR_DATA8_DRU_RRU_ALLOC_TB_FMT_B0	= 0x00000002,
+	IEEE80211_RADIOTAP_UHR_DATA8_DRU_RRU_ALLOC_TB_FMT_B7_B1	= 0x000001fc,
+	IEEE80211_RADIOTAP_UHR_DATA8_DRU_RRU_INDICATION		= 0x00000200,
+};
+
+enum ieee80211_radiotap_uhr_user_known {
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_STA_ID		= 0x00000001,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_MCS			= 0x00000002,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_NSS			= 0x00000004,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_UEQM			= 0x00000008,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_BF			= 0x00000010,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_CODING		= 0x00000020,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_UEQM_PATTERN		= 0x00000040,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_2X_LDPC		= 0x00000080,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_SPATIAL_CONFIG	= 0x00000100,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_DISREGARD		= 0x00000200,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_BSS_COLOR_INDICATION	= 0x00000400,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_USR_ENC_BLK_CRC	= 0x00000800,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_USR_ENC_BLK_TAIL	= 0x00001000,
+	/* really 'known' but actual data */
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_DATA_USR_ENC_BLK_CRC	= 0x000f0000,
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_DATA_USR_ENC_BLK_TAIL	= 0x03f00000,
+	/* indicates this user was captured */
+	IEEE80211_RADIOTAP_UHR_USER_KNOWN_USER_CAPTURED		= 0x80000000,
+};
+
+enum ieee80211_radiotap_uhr_user_info {
+	IEEE80211_RADIOTAP_UHR_USER_INFO_STA_ID			= 0x000007ff,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_MCS			= 0x0000f800,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_NSS			= 0x00070000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_SPATIAL_CONFIG		= 0x000f0000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_UEQM			= 0x00100000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_DISREGARD		= 0x00100000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_BF			= 0x00200000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_BSS_COLOR_INDICATION	= 0x00200000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_UEQM_PATTERN		= 0x00c00000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_CODING			= 0x01000000,
+	IEEE80211_RADIOTAP_UHR_USER_INFO_2X_LDPC		= 0x02000000,
+};
+
 /**
  * ieee80211_get_radiotap_len - get radiotap header length
  * @data: pointer to the header