| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * IEEE 802.11 HE definitions |
| * |
| * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen |
| * <jkmaline@cc.hut.fi> |
| * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> |
| * Copyright (c) 2005, Devicescape Software, Inc. |
| * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> |
| * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH |
| * Copyright (c) 2016 - 2017 Intel Deutschland GmbH |
| * Copyright (c) 2018 - 2025 Intel Corporation |
| */ |
| |
| #ifndef LINUX_IEEE80211_HE_H |
| #define LINUX_IEEE80211_HE_H |
| |
| #include <linux/types.h> |
| #include <linux/if_ether.h> |
| |
| #define IEEE80211_TWT_CONTROL_NDP BIT(0) |
| #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1) |
| #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3) |
| #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4) |
| #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5) |
| |
| #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0) |
| #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1) |
| #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4) |
| #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5) |
| #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6) |
| #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7) |
| #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10) |
| #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15) |
| |
| enum ieee80211_twt_setup_cmd { |
| TWT_SETUP_CMD_REQUEST, |
| TWT_SETUP_CMD_SUGGEST, |
| TWT_SETUP_CMD_DEMAND, |
| TWT_SETUP_CMD_GROUPING, |
| TWT_SETUP_CMD_ACCEPT, |
| TWT_SETUP_CMD_ALTERNATE, |
| TWT_SETUP_CMD_DICTATE, |
| TWT_SETUP_CMD_REJECT, |
| }; |
| |
| struct ieee80211_twt_params { |
| __le16 req_type; |
| __le64 twt; |
| u8 min_twt_dur; |
| __le16 mantissa; |
| u8 channel; |
| } __packed; |
| |
| struct ieee80211_twt_setup { |
| u8 dialog_token; |
| u8 element_id; |
| u8 length; |
| u8 control; |
| u8 params[]; |
| } __packed; |
| |
| /** |
| * struct ieee80211_he_cap_elem - HE capabilities element |
| * @mac_cap_info: HE MAC Capabilities Information |
| * @phy_cap_info: HE PHY Capabilities Information |
| * |
| * This structure represents the fixed fields of the payload of the |
| * "HE capabilities element" as described in IEEE Std 802.11ax-2021 |
| * sections 9.4.2.248.2 and 9.4.2.248.3. |
| */ |
| struct ieee80211_he_cap_elem { |
| u8 mac_cap_info[6]; |
| u8 phy_cap_info[11]; |
| } __packed; |
| |
| #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5 |
| |
| /** |
| * enum ieee80211_he_mcs_support - HE MCS support definitions |
| * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the |
| * number of streams |
| * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported |
| * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported |
| * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported |
| * |
| * These definitions are used in each 2-bit subfield of the rx_mcs_* |
| * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are |
| * both split into 8 subfields by number of streams. These values indicate |
| * which MCSes are supported for the number of streams the value appears |
| * for. |
| */ |
| enum ieee80211_he_mcs_support { |
| IEEE80211_HE_MCS_SUPPORT_0_7 = 0, |
| IEEE80211_HE_MCS_SUPPORT_0_9 = 1, |
| IEEE80211_HE_MCS_SUPPORT_0_11 = 2, |
| IEEE80211_HE_MCS_NOT_SUPPORTED = 3, |
| }; |
| |
| /** |
| * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field |
| * |
| * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field |
| * described in P802.11ax_D2.0 section 9.4.2.237.4 |
| * |
| * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel |
| * widths less than 80MHz. |
| * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel |
| * widths less than 80MHz. |
| * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel |
| * width 160MHz. |
| * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel |
| * width 160MHz. |
| * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for |
| * channel width 80p80MHz. |
| * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for |
| * channel width 80p80MHz. |
| */ |
| struct ieee80211_he_mcs_nss_supp { |
| __le16 rx_mcs_80; |
| __le16 tx_mcs_80; |
| __le16 rx_mcs_160; |
| __le16 tx_mcs_160; |
| __le16 rx_mcs_80p80; |
| __le16 tx_mcs_80p80; |
| } __packed; |
| |
| /** |
| * struct ieee80211_he_operation - HE Operation element |
| * @he_oper_params: HE Operation Parameters + BSS Color Information |
| * @he_mcs_nss_set: Basic HE-MCS And NSS Set |
| * @optional: Optional fields VHT Operation Information, Max Co-Hosted |
| * BSSID Indicator, and 6 GHz Operation Information |
| * |
| * This structure represents the payload of the "HE Operation |
| * element" as described in IEEE Std 802.11ax-2021 section 9.4.2.249. |
| */ |
| struct ieee80211_he_operation { |
| __le32 he_oper_params; |
| __le16 he_mcs_nss_set; |
| u8 optional[]; |
| } __packed; |
| |
| /** |
| * struct ieee80211_he_spr - Spatial Reuse Parameter Set element |
| * @he_sr_control: SR Control |
| * @optional: Optional fields Non-SRG OBSS PD Max Offset, SRG OBSS PD |
| * Min Offset, SRG OBSS PD Max Offset, SRG BSS Color |
| * Bitmap, and SRG Partial BSSID Bitmap |
| * |
| * This structure represents the payload of the "Spatial Reuse |
| * Parameter Set element" as described in IEEE Std 802.11ax-2021 |
| * section 9.4.2.252. |
| */ |
| struct ieee80211_he_spr { |
| u8 he_sr_control; |
| u8 optional[]; |
| } __packed; |
| |
| /** |
| * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field |
| * @aifsn: ACI/AIFSN |
| * @ecw_min_max: ECWmin/ECWmax |
| * @mu_edca_timer: MU EDCA Timer |
| * |
| * This structure represents the "MU AC Parameter Record" as described |
| * in IEEE Std 802.11ax-2021 section 9.4.2.251, Figure 9-788p. |
| */ |
| struct ieee80211_he_mu_edca_param_ac_rec { |
| u8 aifsn; |
| u8 ecw_min_max; |
| u8 mu_edca_timer; |
| } __packed; |
| |
| /** |
| * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element |
| * @mu_qos_info: QoS Info |
| * @ac_be: MU AC_BE Parameter Record |
| * @ac_bk: MU AC_BK Parameter Record |
| * @ac_vi: MU AC_VI Parameter Record |
| * @ac_vo: MU AC_VO Parameter Record |
| * |
| * This structure represents the payload of the "MU EDCA Parameter Set |
| * element" as described in IEEE Std 802.11ax-2021 section 9.4.2.251. |
| */ |
| struct ieee80211_mu_edca_param_set { |
| u8 mu_qos_info; |
| struct ieee80211_he_mu_edca_param_ac_rec ac_be; |
| struct ieee80211_he_mu_edca_param_ac_rec ac_bk; |
| struct ieee80211_he_mu_edca_param_ac_rec ac_vi; |
| struct ieee80211_he_mu_edca_param_ac_rec ac_vo; |
| } __packed; |
| |
| /* 802.11ax HE MAC capabilities */ |
| #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01 |
| #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02 |
| #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04 |
| #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00 |
| #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08 |
| #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10 |
| #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18 |
| #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0 |
| #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0 |
| |
| #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00 |
| #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01 |
| #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02 |
| #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03 |
| #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03 |
| #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00 |
| #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04 |
| #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08 |
| #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70 |
| #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70 |
| |
| /* Link adaptation is split between byte HE_MAC_CAP1 and |
| * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE |
| * in which case the following values apply: |
| * 0 = No feedback. |
| * 1 = reserved. |
| * 2 = Unsolicited feedback. |
| * 3 = both |
| */ |
| #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80 |
| |
| #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01 |
| #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02 |
| #define IEEE80211_HE_MAC_CAP2_TRS 0x04 |
| #define IEEE80211_HE_MAC_CAP2_BSR 0x08 |
| #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 |
| #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20 |
| #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 |
| #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80 |
| |
| #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 |
| #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 |
| |
| /* The maximum length of an A-MDPU is defined by the combination of the Maximum |
| * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the |
| * same field in the HE capabilities. |
| */ |
| #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00 |
| #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 |
| #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 |
| #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 |
| #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 |
| #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20 |
| #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 |
| #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 |
| |
| #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01 |
| #define IEEE80211_HE_MAC_CAP4_QTP 0x02 |
| #define IEEE80211_HE_MAC_CAP4_BQR 0x04 |
| #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08 |
| #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10 |
| #define IEEE80211_HE_MAC_CAP4_OPS 0x20 |
| #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40 |
| /* Multi TID agg TX is split between byte #4 and #5 |
| * The value is a combination of B39,B40,B41 |
| */ |
| #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80 |
| |
| #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01 |
| #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02 |
| #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04 |
| #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 |
| #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 |
| #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 |
| #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 |
| #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 |
| |
| #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20 |
| #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16 |
| #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13 |
| |
| /* 802.11ax HE PHY capabilities */ |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04 |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08 |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10 |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e |
| |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20 |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40 |
| #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe |
| |
| #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01 |
| #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02 |
| #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04 |
| #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08 |
| #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f |
| #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10 |
| #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20 |
| #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40 |
| /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */ |
| #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80 |
| |
| #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01 |
| #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02 |
| #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04 |
| #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08 |
| #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 |
| #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20 |
| |
| /* Note that the meaning of UL MU below is different between an AP and a non-AP |
| * sta, where in the AP case it indicates support for Rx and in the non-AP sta |
| * case it indicates support for Tx. |
| */ |
| #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 |
| #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80 |
| |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00 |
| #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20 |
| #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40 |
| #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80 |
| |
| #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01 |
| #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02 |
| |
| /* Minimal allowed value of Max STS under 80MHz is 3 */ |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c |
| |
| /* Minimal allowed value of Max STS above 80MHz is 3 */ |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0 |
| #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0 |
| |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07 |
| |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38 |
| #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38 |
| |
| #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40 |
| #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80 |
| |
| #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01 |
| #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02 |
| #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04 |
| #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08 |
| #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10 |
| #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20 |
| #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40 |
| #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80 |
| |
| #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01 |
| #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02 |
| #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38 |
| #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38 |
| #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 |
| #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80 |
| |
| #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01 |
| #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02 |
| #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04 |
| #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 |
| #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 |
| #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 |
| #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 |
| #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 |
| #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 |
| #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 |
| #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 |
| |
| #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 |
| #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 |
| #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04 |
| #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 |
| #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 |
| #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 |
| #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0 |
| #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1 |
| #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2 |
| #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3 |
| #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6 |
| #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0 |
| |
| #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01 |
| |
| /* 802.11ax HE TX/RX MCS NSS Support */ |
| #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) |
| #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6) |
| #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11) |
| #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0 |
| #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800 |
| |
| /* TX/RX HE MCS Support field Highest MCS subfield encoding */ |
| enum ieee80211_he_highest_mcs_supported_subfield_enc { |
| HIGHEST_MCS_SUPPORTED_MCS7 = 0, |
| HIGHEST_MCS_SUPPORTED_MCS8, |
| HIGHEST_MCS_SUPPORTED_MCS9, |
| HIGHEST_MCS_SUPPORTED_MCS10, |
| HIGHEST_MCS_SUPPORTED_MCS11, |
| }; |
| |
| /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */ |
| static inline u8 |
| ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap) |
| { |
| u8 count = 4; |
| |
| if (he_cap->phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) |
| count += 4; |
| |
| if (he_cap->phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) |
| count += 4; |
| |
| return count; |
| } |
| |
| /* 802.11ax HE PPE Thresholds */ |
| #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1) |
| #define IEEE80211_PPE_THRES_NSS_POS (0) |
| #define IEEE80211_PPE_THRES_NSS_MASK (7) |
| #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \ |
| (BIT(5) | BIT(6)) |
| #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78 |
| #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3) |
| #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3) |
| #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7) |
| |
| /* |
| * Calculate 802.11ax HE capabilities IE PPE field size |
| * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8* |
| */ |
| static inline u8 |
| ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) |
| { |
| u8 n; |
| |
| if ((phy_cap_info[6] & |
| IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0) |
| return 0; |
| |
| n = hweight8(ppe_thres_hdr & |
| IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); |
| n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >> |
| IEEE80211_PPE_THRES_NSS_POS)); |
| |
| /* |
| * Each pair is 6 bits, and we need to add the 7 "header" bits to the |
| * total size. |
| */ |
| n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7; |
| n = DIV_ROUND_UP(n, 8); |
| |
| return n; |
| } |
| |
| static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len) |
| { |
| const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data; |
| u8 needed = sizeof(*he_cap_ie_elem); |
| |
| if (len < needed) |
| return false; |
| |
| needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem); |
| if (len < needed) |
| return false; |
| |
| if (he_cap_ie_elem->phy_cap_info[6] & |
| IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { |
| if (len < needed + 1) |
| return false; |
| needed += ieee80211_he_ppe_size(data[needed], |
| he_cap_ie_elem->phy_cap_info); |
| } |
| |
| return len >= needed; |
| } |
| |
| /* HE Operation defines */ |
| #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007 |
| #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008 |
| #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 |
| #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 |
| #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 |
| #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 |
| #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 |
| #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000 |
| #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 |
| #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 |
| #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000 |
| #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000 |
| |
| #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0 |
| #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1 |
| #define IEEE80211_6GHZ_CTRL_REG_VLP_AP 2 |
| #define IEEE80211_6GHZ_CTRL_REG_INDOOR_LPI_AP 3 |
| #define IEEE80211_6GHZ_CTRL_REG_INDOOR_SP_AP_OLD 4 |
| #define IEEE80211_6GHZ_CTRL_REG_INDOOR_SP_AP 8 |
| |
| /** |
| * struct ieee80211_he_6ghz_oper - HE 6 GHz operation Information field |
| * @primary: primary channel |
| * @control: control flags |
| * @ccfs0: channel center frequency segment 0 |
| * @ccfs1: channel center frequency segment 1 |
| * @minrate: minimum rate (in 1 Mbps units) |
| */ |
| struct ieee80211_he_6ghz_oper { |
| u8 primary; |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3 |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0 |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1 |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2 |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3 |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4 |
| #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x78 |
| u8 control; |
| u8 ccfs0; |
| u8 ccfs1; |
| u8 minrate; |
| } __packed; |
| |
| /** |
| * enum ieee80211_reg_conn_bits - represents Regulatory connectivity field bits. |
| * |
| * This enumeration defines bit flags used to represent regulatory connectivity |
| * field bits. |
| * |
| * @IEEE80211_REG_CONN_LPI_VALID: Indicates whether the LPI bit is valid. |
| * @IEEE80211_REG_CONN_LPI_VALUE: Represents the value of the LPI bit. |
| * @IEEE80211_REG_CONN_SP_VALID: Indicates whether the SP bit is valid. |
| * @IEEE80211_REG_CONN_SP_VALUE: Represents the value of the SP bit. |
| */ |
| enum ieee80211_reg_conn_bits { |
| IEEE80211_REG_CONN_LPI_VALID = BIT(0), |
| IEEE80211_REG_CONN_LPI_VALUE = BIT(1), |
| IEEE80211_REG_CONN_SP_VALID = BIT(2), |
| IEEE80211_REG_CONN_SP_VALUE = BIT(3), |
| }; |
| |
| /* transmit power interpretation type of transmit power envelope element */ |
| enum ieee80211_tx_power_intrpt_type { |
| IEEE80211_TPE_LOCAL_EIRP, |
| IEEE80211_TPE_LOCAL_EIRP_PSD, |
| IEEE80211_TPE_REG_CLIENT_EIRP, |
| IEEE80211_TPE_REG_CLIENT_EIRP_PSD, |
| }; |
| |
| /* category type of transmit power envelope element */ |
| enum ieee80211_tx_power_category_6ghz { |
| IEEE80211_TPE_CAT_6GHZ_DEFAULT = 0, |
| IEEE80211_TPE_CAT_6GHZ_SUBORDINATE = 1, |
| }; |
| |
| /* |
| * For IEEE80211_TPE_LOCAL_EIRP / IEEE80211_TPE_REG_CLIENT_EIRP, |
| * setting to 63.5 dBm means no constraint. |
| */ |
| #define IEEE80211_TPE_MAX_TX_PWR_NO_CONSTRAINT 127 |
| |
| /* |
| * For IEEE80211_TPE_LOCAL_EIRP_PSD / IEEE80211_TPE_REG_CLIENT_EIRP_PSD, |
| * setting to 127 indicates no PSD limit for the 20 MHz channel. |
| */ |
| #define IEEE80211_TPE_PSD_NO_LIMIT 127 |
| |
| /** |
| * struct ieee80211_tx_pwr_env - Transmit Power Envelope |
| * @info: Transmit Power Information field |
| * @variable: Maximum Transmit Power field |
| * |
| * This structure represents the payload of the "Transmit Power |
| * Envelope element" as described in IEEE Std 802.11ax-2021 section |
| * 9.4.2.161 |
| */ |
| struct ieee80211_tx_pwr_env { |
| u8 info; |
| u8 variable[]; |
| } __packed; |
| |
| #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7 |
| #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38 |
| #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0 |
| |
| #define IEEE80211_TX_PWR_ENV_EXT_COUNT 0xF |
| |
| static inline bool ieee80211_valid_tpe_element(const u8 *data, u8 len) |
| { |
| const struct ieee80211_tx_pwr_env *env = (const void *)data; |
| u8 count, interpret, category; |
| u8 needed = sizeof(*env); |
| u8 N; /* also called N in the spec */ |
| |
| if (len < needed) |
| return false; |
| |
| count = u8_get_bits(env->info, IEEE80211_TX_PWR_ENV_INFO_COUNT); |
| interpret = u8_get_bits(env->info, IEEE80211_TX_PWR_ENV_INFO_INTERPRET); |
| category = u8_get_bits(env->info, IEEE80211_TX_PWR_ENV_INFO_CATEGORY); |
| |
| switch (category) { |
| case IEEE80211_TPE_CAT_6GHZ_DEFAULT: |
| case IEEE80211_TPE_CAT_6GHZ_SUBORDINATE: |
| break; |
| default: |
| return false; |
| } |
| |
| switch (interpret) { |
| case IEEE80211_TPE_LOCAL_EIRP: |
| case IEEE80211_TPE_REG_CLIENT_EIRP: |
| if (count > 3) |
| return false; |
| |
| /* count == 0 encodes 1 value for 20 MHz, etc. */ |
| needed += count + 1; |
| |
| if (len < needed) |
| return false; |
| |
| /* there can be extension fields not accounted for in 'count' */ |
| |
| return true; |
| case IEEE80211_TPE_LOCAL_EIRP_PSD: |
| case IEEE80211_TPE_REG_CLIENT_EIRP_PSD: |
| if (count > 4) |
| return false; |
| |
| N = count ? 1 << (count - 1) : 1; |
| needed += N; |
| |
| if (len < needed) |
| return false; |
| |
| if (len > needed) { |
| u8 K = u8_get_bits(env->variable[N], |
| IEEE80211_TX_PWR_ENV_EXT_COUNT); |
| |
| needed += 1 + K; |
| if (len < needed) |
| return false; |
| } |
| |
| return true; |
| } |
| |
| return false; |
| } |
| |
| /* |
| * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size |
| * @he_oper_ie: byte data of the He Operations IE, stating from the byte |
| * after the ext ID byte. It is assumed that he_oper_ie has at least |
| * sizeof(struct ieee80211_he_operation) bytes, the caller must have |
| * validated this. |
| * @return the actual size of the IE data (not including header), or 0 on error |
| */ |
| static inline u8 |
| ieee80211_he_oper_size(const u8 *he_oper_ie) |
| { |
| const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie; |
| u8 oper_len = sizeof(struct ieee80211_he_operation); |
| u32 he_oper_params; |
| |
| /* Make sure the input is not NULL */ |
| if (!he_oper_ie) |
| return 0; |
| |
| /* Calc required length */ |
| he_oper_params = le32_to_cpu(he_oper->he_oper_params); |
| if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) |
| oper_len += 3; |
| if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) |
| oper_len++; |
| if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO) |
| oper_len += sizeof(struct ieee80211_he_6ghz_oper); |
| |
| /* Add the first byte (extension ID) to the total length */ |
| oper_len++; |
| |
| return oper_len; |
| } |
| |
| /** |
| * ieee80211_he_6ghz_oper - obtain 6 GHz operation field |
| * @he_oper: HE operation element (must be pre-validated for size) |
| * but may be %NULL |
| * |
| * Return: a pointer to the 6 GHz operation field, or %NULL |
| */ |
| static inline const struct ieee80211_he_6ghz_oper * |
| ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) |
| { |
| const u8 *ret; |
| u32 he_oper_params; |
| |
| if (!he_oper) |
| return NULL; |
| |
| ret = (const void *)&he_oper->optional; |
| |
| he_oper_params = le32_to_cpu(he_oper->he_oper_params); |
| |
| if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) |
| return NULL; |
| if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) |
| ret += 3; |
| if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) |
| ret++; |
| |
| return (const void *)ret; |
| } |
| |
| /* HE Spatial Reuse defines */ |
| #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0) |
| #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1) |
| #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2) |
| #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3) |
| #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4) |
| |
| /* |
| * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size |
| * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte |
| * after the ext ID byte. It is assumed that he_spr_ie has at least |
| * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated |
| * this |
| * @return the actual size of the IE data (not including header), or 0 on error |
| */ |
| static inline u8 |
| ieee80211_he_spr_size(const u8 *he_spr_ie) |
| { |
| const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie; |
| u8 spr_len = sizeof(struct ieee80211_he_spr); |
| u8 he_spr_params; |
| |
| /* Make sure the input is not NULL */ |
| if (!he_spr_ie) |
| return 0; |
| |
| /* Calc required length */ |
| he_spr_params = he_spr->he_sr_control; |
| if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) |
| spr_len++; |
| if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) |
| spr_len += 18; |
| |
| /* Add the first byte (extension ID) to the total length */ |
| spr_len++; |
| |
| return spr_len; |
| } |
| |
| struct ieee80211_he_6ghz_capa { |
| /* uses IEEE80211_HE_6GHZ_CAP_* below */ |
| __le16 capa; |
| } __packed; |
| |
| /* HE 6 GHz band capabilities */ |
| /* uses enum ieee80211_min_mpdu_spacing values */ |
| #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007 |
| /* uses enum ieee80211_vht_max_ampdu_length_exp values */ |
| #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038 |
| /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */ |
| #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0 |
| /* WLAN_HT_CAP_SM_PS_* values */ |
| #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600 |
| #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800 |
| #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000 |
| #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000 |
| |
| #endif /* LINUX_IEEE80211_HE_H */ |
