FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/iwlwifi/fw/api/mac.h

     /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
     /*
      * Copyright (C) 2012-2014, 2018-2021 Intel Corporation
      * Copyright (C) 2017 Intel Deutschland GmbH
      */
     #ifndef __iwl_fw_api_mac_h__
     #define __iwl_fw_api_mac_h__
     
     /*
     * The first MAC indices (starting from 0) are available to the driver,
     * AUX indices follows - 1 for non-CDB, 2 for CDB.
     */
    #define MAC_INDEX_AUX           4
    #define MAC_INDEX_MIN_DRIVER    0
    #define NUM_MAC_INDEX_DRIVER    MAC_INDEX_AUX
    #define NUM_MAC_INDEX           (NUM_MAC_INDEX_DRIVER + 1)
    #define NUM_MAC_INDEX_CDB       (NUM_MAC_INDEX_DRIVER + 2)
    
    #define IWL_MVM_STATION_COUNT_MAX       16
    #define IWL_MVM_INVALID_STA             0xFF
    
    enum iwl_ac {
            AC_BK,
            AC_BE,
            AC_VI,
            AC_VO,
            AC_NUM,
    };
    
    /**
     * enum iwl_mac_protection_flags - MAC context flags
     * @MAC_PROT_FLG_TGG_PROTECT: 11g protection when transmitting OFDM frames,
     *      this will require CCK RTS/CTS2self.
     *      RTS/CTS will protect full burst time.
     * @MAC_PROT_FLG_HT_PROT: enable HT protection
     * @MAC_PROT_FLG_FAT_PROT: protect 40 MHz transmissions
     * @MAC_PROT_FLG_SELF_CTS_EN: allow CTS2self
     */
    enum iwl_mac_protection_flags {
            MAC_PROT_FLG_TGG_PROTECT        = BIT(3),
            MAC_PROT_FLG_HT_PROT            = BIT(23),
            MAC_PROT_FLG_FAT_PROT           = BIT(24),
            MAC_PROT_FLG_SELF_CTS_EN        = BIT(30),
    };
    
    #define MAC_FLG_SHORT_SLOT              BIT(4)
    #define MAC_FLG_SHORT_PREAMBLE          BIT(5)
    
    /**
     * enum iwl_mac_types - Supported MAC types
     * @FW_MAC_TYPE_FIRST: lowest supported MAC type
     * @FW_MAC_TYPE_AUX: Auxiliary MAC (internal)
     * @FW_MAC_TYPE_LISTENER: monitor MAC type (?)
     * @FW_MAC_TYPE_PIBSS: Pseudo-IBSS
     * @FW_MAC_TYPE_IBSS: IBSS
     * @FW_MAC_TYPE_BSS_STA: BSS (managed) station
     * @FW_MAC_TYPE_P2P_DEVICE: P2P Device
     * @FW_MAC_TYPE_P2P_STA: P2P client
     * @FW_MAC_TYPE_GO: P2P GO
     * @FW_MAC_TYPE_TEST: ?
     * @FW_MAC_TYPE_MAX: highest support MAC type
     */
    enum iwl_mac_types {
            FW_MAC_TYPE_FIRST = 1,
            FW_MAC_TYPE_AUX = FW_MAC_TYPE_FIRST,
            FW_MAC_TYPE_LISTENER,
            FW_MAC_TYPE_PIBSS,
            FW_MAC_TYPE_IBSS,
            FW_MAC_TYPE_BSS_STA,
            FW_MAC_TYPE_P2P_DEVICE,
            FW_MAC_TYPE_P2P_STA,
            FW_MAC_TYPE_GO,
            FW_MAC_TYPE_TEST,
            FW_MAC_TYPE_MAX = FW_MAC_TYPE_TEST
    }; /* MAC_CONTEXT_TYPE_API_E_VER_1 */
    
    /**
     * enum iwl_tsf_id - TSF hw timer ID
     * @TSF_ID_A: use TSF A
     * @TSF_ID_B: use TSF B
     * @TSF_ID_C: use TSF C
     * @TSF_ID_D: use TSF D
     * @NUM_TSF_IDS: number of TSF timers available
     */
    enum iwl_tsf_id {
            TSF_ID_A = 0,
            TSF_ID_B = 1,
            TSF_ID_C = 2,
            TSF_ID_D = 3,
            NUM_TSF_IDS = 4,
    }; /* TSF_ID_API_E_VER_1 */
    
    /**
     * struct iwl_mac_data_ap - configuration data for AP MAC context
     * @beacon_time: beacon transmit time in system time
     * @beacon_tsf: beacon transmit time in TSF
     * @bi: beacon interval in TU
     * @reserved1: reserved
     * @dtim_interval: dtim transmit time in TU
    * @reserved2: reserved
    * @mcast_qid: queue ID for multicast traffic.
    *      NOTE: obsolete from VER2 and on
    * @beacon_template: beacon template ID
    */
   struct iwl_mac_data_ap {
           __le32 beacon_time;
           __le64 beacon_tsf;
           __le32 bi;
           __le32 reserved1;
           __le32 dtim_interval;
           __le32 reserved2;
           __le32 mcast_qid;
           __le32 beacon_template;
   } __packed; /* AP_MAC_DATA_API_S_VER_2 */
   
   /**
    * struct iwl_mac_data_ibss - configuration data for IBSS MAC context
    * @beacon_time: beacon transmit time in system time
    * @beacon_tsf: beacon transmit time in TSF
    * @bi: beacon interval in TU
    * @reserved: reserved
    * @beacon_template: beacon template ID
    */
   struct iwl_mac_data_ibss {
           __le32 beacon_time;
           __le64 beacon_tsf;
           __le32 bi;
           __le32 reserved;
           __le32 beacon_template;
   } __packed; /* IBSS_MAC_DATA_API_S_VER_1 */
   
   /**
    * enum iwl_mac_data_policy - policy of the data path for this MAC
    * @TWT_SUPPORTED: twt is supported
    * @MORE_DATA_ACK_SUPPORTED: AP supports More Data Ack according to
    *      paragraph 9.4.1.17 in P802.11ax_D4 specification. Used for TWT
    *      early termination detection.
    * @FLEXIBLE_TWT_SUPPORTED: AP supports flexible TWT schedule
    * @PROTECTED_TWT_SUPPORTED: AP supports protected TWT frames (with 11w)
    * @BROADCAST_TWT_SUPPORTED: AP and STA support broadcast TWT
    * @COEX_HIGH_PRIORITY_ENABLE: high priority mode for BT coex, to be used
    *      during 802.1X negotiation (and allowed during 4-way-HS)
    */
   enum iwl_mac_data_policy {
           TWT_SUPPORTED = BIT(0),
           MORE_DATA_ACK_SUPPORTED = BIT(1),
           FLEXIBLE_TWT_SUPPORTED = BIT(2),
           PROTECTED_TWT_SUPPORTED = BIT(3),
           BROADCAST_TWT_SUPPORTED = BIT(4),
           COEX_HIGH_PRIORITY_ENABLE = BIT(5),
   };
   
   /**
    * struct iwl_mac_data_sta - configuration data for station MAC context
    * @is_assoc: 1 for associated state, 0 otherwise
    * @dtim_time: DTIM arrival time in system time
    * @dtim_tsf: DTIM arrival time in TSF
    * @bi: beacon interval in TU, applicable only when associated
    * @reserved1: reserved
    * @dtim_interval: DTIM interval in TU, applicable only when associated
    * @data_policy: see &enum iwl_mac_data_policy
    * @listen_interval: in beacon intervals, applicable only when associated
    * @assoc_id: unique ID assigned by the AP during association
    * @assoc_beacon_arrive_time: TSF of first beacon after association
    */
   struct iwl_mac_data_sta {
           __le32 is_assoc;
           __le32 dtim_time;
           __le64 dtim_tsf;
           __le32 bi;
           __le32 reserved1;
           __le32 dtim_interval;
           __le32 data_policy;
           __le32 listen_interval;
           __le32 assoc_id;
           __le32 assoc_beacon_arrive_time;
   } __packed; /* STA_MAC_DATA_API_S_VER_2 */
   
   /**
    * struct iwl_mac_data_go - configuration data for P2P GO MAC context
    * @ap: iwl_mac_data_ap struct with most config data
    * @ctwin: client traffic window in TU (period after TBTT when GO is present).
    *      0 indicates that there is no CT window.
    * @opp_ps_enabled: indicate that opportunistic PS allowed
    */
   struct iwl_mac_data_go {
           struct iwl_mac_data_ap ap;
           __le32 ctwin;
           __le32 opp_ps_enabled;
   } __packed; /* GO_MAC_DATA_API_S_VER_1 */
   
   /**
    * struct iwl_mac_data_p2p_sta - configuration data for P2P client MAC context
    * @sta: iwl_mac_data_sta struct with most config data
    * @ctwin: client traffic window in TU (period after TBTT when GO is present).
    *      0 indicates that there is no CT window.
    */
   struct iwl_mac_data_p2p_sta {
           struct iwl_mac_data_sta sta;
           __le32 ctwin;
   } __packed; /* P2P_STA_MAC_DATA_API_S_VER_2 */
   
   /**
    * struct iwl_mac_data_pibss - Pseudo IBSS config data
    * @stats_interval: interval in TU between statistics notifications to host.
    */
   struct iwl_mac_data_pibss {
           __le32 stats_interval;
   } __packed; /* PIBSS_MAC_DATA_API_S_VER_1 */
   
   /*
    * struct iwl_mac_data_p2p_dev - configuration data for the P2P Device MAC
    * context.
    * @is_disc_extended: if set to true, P2P Device discoverability is enabled on
    *      other channels as well. This should be to true only in case that the
    *      device is discoverable and there is an active GO. Note that setting this
    *      field when not needed, will increase the number of interrupts and have
    *      effect on the platform power, as this setting opens the Rx filters on
    *      all macs.
    */
   struct iwl_mac_data_p2p_dev {
           __le32 is_disc_extended;
   } __packed; /* _P2P_DEV_MAC_DATA_API_S_VER_1 */
   
   /**
    * enum iwl_mac_filter_flags - MAC context filter flags
    * @MAC_FILTER_IN_PROMISC: accept all data frames
    * @MAC_FILTER_IN_CONTROL_AND_MGMT: pass all management and
    *      control frames to the host
    * @MAC_FILTER_ACCEPT_GRP: accept multicast frames
    * @MAC_FILTER_DIS_DECRYPT: don't decrypt unicast frames
    * @MAC_FILTER_DIS_GRP_DECRYPT: don't decrypt multicast frames
    * @MAC_FILTER_IN_BEACON: transfer foreign BSS's beacons to host
    *      (in station mode when associated)
    * @MAC_FILTER_OUT_BCAST: filter out all broadcast frames
    * @MAC_FILTER_IN_CRC32: extract FCS and append it to frames
    * @MAC_FILTER_IN_PROBE_REQUEST: pass probe requests to host
    */
   enum iwl_mac_filter_flags {
           MAC_FILTER_IN_PROMISC           = BIT(0),
           MAC_FILTER_IN_CONTROL_AND_MGMT  = BIT(1),
           MAC_FILTER_ACCEPT_GRP           = BIT(2),
           MAC_FILTER_DIS_DECRYPT          = BIT(3),
           MAC_FILTER_DIS_GRP_DECRYPT      = BIT(4),
           MAC_FILTER_IN_BEACON            = BIT(6),
           MAC_FILTER_OUT_BCAST            = BIT(8),
           MAC_FILTER_IN_CRC32             = BIT(11),
           MAC_FILTER_IN_PROBE_REQUEST     = BIT(12),
           /**
            * @MAC_FILTER_IN_11AX: mark BSS as supporting 802.11ax
            */
           MAC_FILTER_IN_11AX              = BIT(14),
   };
   
   /**
    * enum iwl_mac_qos_flags - QoS flags
    * @MAC_QOS_FLG_UPDATE_EDCA: ?
    * @MAC_QOS_FLG_TGN: HT is enabled
    * @MAC_QOS_FLG_TXOP_TYPE: ?
    *
    */
   enum iwl_mac_qos_flags {
           MAC_QOS_FLG_UPDATE_EDCA = BIT(0),
           MAC_QOS_FLG_TGN         = BIT(1),
           MAC_QOS_FLG_TXOP_TYPE   = BIT(4),
   };
   
   /**
    * struct iwl_ac_qos - QOS timing params for MAC_CONTEXT_CMD
    * @cw_min: Contention window, start value in numbers of slots.
    *      Should be a power-of-2, minus 1.  Device's default is 0x0f.
    * @cw_max: Contention window, max value in numbers of slots.
    *      Should be a power-of-2, minus 1.  Device's default is 0x3f.
    * @aifsn:  Number of slots in Arbitration Interframe Space (before
    *      performing random backoff timing prior to Tx).  Device default 1.
    * @fifos_mask: FIFOs used by this MAC for this AC
    * @edca_txop:  Length of Tx opportunity, in uSecs.  Device default is 0.
    *
    * One instance of this config struct for each of 4 EDCA access categories
    * in struct iwl_qosparam_cmd.
    *
    * Device will automatically increase contention window by (2*CW) + 1 for each
    * transmission retry.  Device uses cw_max as a bit mask, ANDed with new CW
    * value, to cap the CW value.
    */
   struct iwl_ac_qos {
           __le16 cw_min;
           __le16 cw_max;
           u8 aifsn;
           u8 fifos_mask;
           __le16 edca_txop;
   } __packed; /* AC_QOS_API_S_VER_2 */
   
   /**
    * struct iwl_mac_ctx_cmd - command structure to configure MAC contexts
    * ( MAC_CONTEXT_CMD = 0x28 )
    * @id_and_color: ID and color of the MAC
    * @action: action to perform, one of FW_CTXT_ACTION_*
    * @mac_type: one of &enum iwl_mac_types
    * @tsf_id: TSF HW timer, one of &enum iwl_tsf_id
    * @node_addr: MAC address
    * @reserved_for_node_addr: reserved
    * @bssid_addr: BSSID
    * @reserved_for_bssid_addr: reserved
    * @cck_rates: basic rates available for CCK
    * @ofdm_rates: basic rates available for OFDM
    * @protection_flags: combination of &enum iwl_mac_protection_flags
    * @cck_short_preamble: 0x20 for enabling short preamble, 0 otherwise
    * @short_slot: 0x10 for enabling short slots, 0 otherwise
    * @filter_flags: combination of &enum iwl_mac_filter_flags
    * @qos_flags: from &enum iwl_mac_qos_flags
    * @ac: one iwl_mac_qos configuration for each AC
    */
   struct iwl_mac_ctx_cmd {
           /* COMMON_INDEX_HDR_API_S_VER_1 */
           __le32 id_and_color;
           __le32 action;
           /* MAC_CONTEXT_COMMON_DATA_API_S_VER_1 */
           __le32 mac_type;
           __le32 tsf_id;
           u8 node_addr[6];
           __le16 reserved_for_node_addr;
           u8 bssid_addr[6];
           __le16 reserved_for_bssid_addr;
           __le32 cck_rates;
           __le32 ofdm_rates;
           __le32 protection_flags;
           __le32 cck_short_preamble;
           __le32 short_slot;
           __le32 filter_flags;
           /* MAC_QOS_PARAM_API_S_VER_1 */
           __le32 qos_flags;
           struct iwl_ac_qos ac[AC_NUM+1];
           /* MAC_CONTEXT_COMMON_DATA_API_S */
           union {
                   struct iwl_mac_data_ap ap;
                   struct iwl_mac_data_go go;
                   struct iwl_mac_data_sta sta;
                   struct iwl_mac_data_p2p_sta p2p_sta;
                   struct iwl_mac_data_p2p_dev p2p_dev;
                   struct iwl_mac_data_pibss pibss;
                   struct iwl_mac_data_ibss ibss;
           };
   } __packed; /* MAC_CONTEXT_CMD_API_S_VER_1 */
   
   #define IWL_NONQOS_SEQ_GET      0x1
   #define IWL_NONQOS_SEQ_SET      0x2
   struct iwl_nonqos_seq_query_cmd {
           __le32 get_set_flag;
           __le32 mac_id_n_color;
           __le16 value;
           __le16 reserved;
   } __packed; /* NON_QOS_TX_COUNTER_GET_SET_API_S_VER_1 */
   
   /**
    * struct iwl_missed_beacons_notif - information on missed beacons
    * ( MISSED_BEACONS_NOTIFICATION = 0xa2 )
    * @mac_id: interface ID
    * @consec_missed_beacons_since_last_rx: number of consecutive missed
    *      beacons since last RX.
    * @consec_missed_beacons: number of consecutive missed beacons
    * @num_expected_beacons: number of expected beacons
    * @num_recvd_beacons: number of received beacons
    */
   struct iwl_missed_beacons_notif {
           __le32 mac_id;
           __le32 consec_missed_beacons_since_last_rx;
           __le32 consec_missed_beacons;
           __le32 num_expected_beacons;
           __le32 num_recvd_beacons;
   } __packed; /* MISSED_BEACON_NTFY_API_S_VER_3 */
   
   /**
    * struct iwl_he_backoff_conf - used for backoff configuration
    * Per each trigger-based AC, (set by MU EDCA Parameter set info-element)
    * used for backoff configuration of TXF5..TXF8 trigger based.
    * The MU-TIMER is reloaded w/ MU_TIME each time a frame from the AC is sent via
    * trigger-based TX.
    * @cwmin: CW min
    * @cwmax: CW max
    * @aifsn: AIFSN
    *      AIFSN=0, means that no backoff from the specified TRIG-BASED AC is
    *      allowed till the MU-TIMER is 0
    * @mu_time: MU time in 8TU units
    */
   struct iwl_he_backoff_conf {
           __le16 cwmin;
           __le16 cwmax;
           __le16 aifsn;
           __le16 mu_time;
   } __packed; /* AC_QOS_DOT11AX_API_S */
   
   /**
    * enum iwl_he_pkt_ext_constellations - PPE constellation indices
    * @IWL_HE_PKT_EXT_BPSK: BPSK
    * @IWL_HE_PKT_EXT_QPSK:  QPSK
    * @IWL_HE_PKT_EXT_16QAM: 16-QAM
    * @IWL_HE_PKT_EXT_64QAM: 64-QAM
    * @IWL_HE_PKT_EXT_256QAM: 256-QAM
    * @IWL_HE_PKT_EXT_1024QAM: 1024-QAM
    * @IWL_HE_PKT_EXT_RESERVED: reserved value
    * @IWL_HE_PKT_EXT_NONE: not defined
    */
   enum iwl_he_pkt_ext_constellations {
           IWL_HE_PKT_EXT_BPSK = 0,
           IWL_HE_PKT_EXT_QPSK,
           IWL_HE_PKT_EXT_16QAM,
           IWL_HE_PKT_EXT_64QAM,
           IWL_HE_PKT_EXT_256QAM,
           IWL_HE_PKT_EXT_1024QAM,
           IWL_HE_PKT_EXT_RESERVED,
           IWL_HE_PKT_EXT_NONE,
   };
   
   #define MAX_HE_SUPP_NSS 2
   #define MAX_CHANNEL_BW_INDX_API_D_VER_2 4
   #define MAX_CHANNEL_BW_INDX_API_D_VER_3 5
   
   /**
    * struct iwl_he_pkt_ext_v1 - QAM thresholds
    * The required PPE is set via HE Capabilities IE, per Nss x BW x MCS
    * The IE is organized in the following way:
    * Support for Nss x BW (or RU) matrix:
    *      (0=SISO, 1=MIMO2) x (0-20MHz, 1-40MHz, 2-80MHz, 3-160MHz)
    * Each entry contains 2 QAM thresholds for 8us and 16us:
    *      0=BPSK, 1=QPSK, 2=16QAM, 3=64QAM, 4=256QAM, 5=1024QAM, 6=RES, 7=NONE
    * i.e. QAM_th1 < QAM_th2 such if TX uses QAM_tx:
    *      QAM_tx < QAM_th1            --> PPE=0us
    *      QAM_th1 <= QAM_tx < QAM_th2 --> PPE=8us
    *      QAM_th2 <= QAM_tx           --> PPE=16us
    * @pkt_ext_qam_th: QAM thresholds
    *      For each Nss/Bw define 2 QAM thrsholds (0..5)
    *      For rates below the low_th, no need for PPE
    *      For rates between low_th and high_th, need 8us PPE
    *      For rates equal or higher then the high_th, need 16us PPE
    *      Nss (0-siso, 1-mimo2) x BW (0-20MHz, 1-40MHz, 2-80MHz, 3-160MHz) x
    *              (0-low_th, 1-high_th)
    */
   struct iwl_he_pkt_ext_v1 {
           u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_CHANNEL_BW_INDX_API_D_VER_2][2];
   } __packed; /* PKT_EXT_DOT11AX_API_S_VER_1 */
   
   /**
    * struct iwl_he_pkt_ext_v2 - QAM thresholds
    * The required PPE is set via HE Capabilities IE, per Nss x BW x MCS
    * The IE is organized in the following way:
    * Support for Nss x BW (or RU) matrix:
    *      (0=SISO, 1=MIMO2) x (0-20MHz, 1-40MHz, 2-80MHz, 3-160MHz)
    * Each entry contains 2 QAM thresholds for 8us and 16us:
    *      0=BPSK, 1=QPSK, 2=16QAM, 3=64QAM, 4=256QAM, 5=1024QAM, 6=RES, 7=NONE
    * i.e. QAM_th1 < QAM_th2 such if TX uses QAM_tx:
    *      QAM_tx < QAM_th1            --> PPE=0us
    *      QAM_th1 <= QAM_tx < QAM_th2 --> PPE=8us
    *      QAM_th2 <= QAM_tx           --> PPE=16us
    * @pkt_ext_qam_th: QAM thresholds
    *      For each Nss/Bw define 2 QAM thrsholds (0..5)
    *      For rates below the low_th, no need for PPE
    *      For rates between low_th and high_th, need 8us PPE
    *      For rates equal or higher then the high_th, need 16us PPE
    *      Nss (0-siso, 1-mimo2) x
    *      BW (0-20MHz, 1-40MHz, 2-80MHz, 3-160MHz, 4-320MHz) x
    *      (0-low_th, 1-high_th)
    */
   struct iwl_he_pkt_ext_v2 {
           u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_CHANNEL_BW_INDX_API_D_VER_3][2];
   } __packed; /* PKT_EXT_DOT11AX_API_S_VER_2 */
   
   /**
    * enum iwl_he_sta_ctxt_flags - HE STA context flags
    * @STA_CTXT_HE_REF_BSSID_VALID: ref bssid addr valid (for receiving specific
    *      control frames such as TRIG, NDPA, BACK)
    * @STA_CTXT_HE_BSS_COLOR_DIS: BSS color disable, don't use the BSS
    *      color for RX filter but use MAC header
    * @STA_CTXT_HE_PARTIAL_BSS_COLOR: partial BSS color allocation
    * @STA_CTXT_HE_32BIT_BA_BITMAP: indicates the receiver supports BA bitmap
    *      of 32-bits
    * @STA_CTXT_HE_PACKET_EXT: indicates that the packet-extension info is valid
    *      and should be used
    * @STA_CTXT_HE_TRIG_RND_ALLOC: indicates that trigger based random allocation
    *      is enabled according to UORA element existence
    * @STA_CTXT_HE_CONST_TRIG_RND_ALLOC: used for AV testing
    * @STA_CTXT_HE_ACK_ENABLED: indicates that the AP supports receiving ACK-
    *      enabled AGG, i.e. both BACK and non-BACK frames in a single AGG
    * @STA_CTXT_HE_MU_EDCA_CW: indicates that there is an element of MU EDCA
    *      parameter set, i.e. the backoff counters for trig-based ACs
    * @STA_CTXT_HE_NIC_NOT_ACK_ENABLED: mark that the NIC doesn't support receiving
    *      ACK-enabled AGG, (i.e. both BACK and non-BACK frames in single AGG).
    *      If the NIC is not ACK_ENABLED it may use the EOF-bit in first non-0
    *      len delim to determine if AGG or single.
    * @STA_CTXT_HE_RU_2MHZ_BLOCK: indicates that 26-tone RU OFDMA transmission are
    *      not allowed (as there are OBSS that might classify such transmissions as
    *      radar pulses).
    * @STA_CTXT_HE_NDP_FEEDBACK_ENABLED: mark support for NDP feedback and change
    *      of threshold
    * @STA_CTXT_EHT_PUNCTURE_MASK_VALID: indicates the puncture_mask field is valid
    * @STA_CTXT_EHT_LONG_PPE_ENABLED: indicates the PPE requirement should be
    *      extended to 20us for BW > 160Mhz or for MCS w/ 4096-QAM.
    */
   enum iwl_he_sta_ctxt_flags {
           STA_CTXT_HE_REF_BSSID_VALID             = BIT(4),
           STA_CTXT_HE_BSS_COLOR_DIS               = BIT(5),
           STA_CTXT_HE_PARTIAL_BSS_COLOR           = BIT(6),
           STA_CTXT_HE_32BIT_BA_BITMAP             = BIT(7),
           STA_CTXT_HE_PACKET_EXT                  = BIT(8),
           STA_CTXT_HE_TRIG_RND_ALLOC              = BIT(9),
           STA_CTXT_HE_CONST_TRIG_RND_ALLOC        = BIT(10),
           STA_CTXT_HE_ACK_ENABLED                 = BIT(11),
           STA_CTXT_HE_MU_EDCA_CW                  = BIT(12),
           STA_CTXT_HE_NIC_NOT_ACK_ENABLED         = BIT(13),
           STA_CTXT_HE_RU_2MHZ_BLOCK               = BIT(14),
           STA_CTXT_HE_NDP_FEEDBACK_ENABLED        = BIT(15),
           STA_CTXT_EHT_PUNCTURE_MASK_VALID        = BIT(16),
           STA_CTXT_EHT_LONG_PPE_ENABLED           = BIT(17),
   };
   
   /**
    * enum iwl_he_htc_flags - HE HTC support flags
    * @IWL_HE_HTC_SUPPORT: HE-HTC support
    * @IWL_HE_HTC_UL_MU_RESP_SCHED: HE UL MU response schedule
    *      support via A-control field
    * @IWL_HE_HTC_BSR_SUPP: BSR support in A-control field
    * @IWL_HE_HTC_OMI_SUPP: A-OMI support in A-control field
    * @IWL_HE_HTC_BQR_SUPP: A-BQR support in A-control field
    */
   enum iwl_he_htc_flags {
           IWL_HE_HTC_SUPPORT                      = BIT(0),
           IWL_HE_HTC_UL_MU_RESP_SCHED             = BIT(3),
           IWL_HE_HTC_BSR_SUPP                     = BIT(4),
           IWL_HE_HTC_OMI_SUPP                     = BIT(5),
           IWL_HE_HTC_BQR_SUPP                     = BIT(6),
   };
   
   /*
    * @IWL_HE_HTC_LINK_ADAP_NO_FEEDBACK: the STA does not provide HE MFB
    * @IWL_HE_HTC_LINK_ADAP_UNSOLICITED: the STA provides only unsolicited HE MFB
    * @IWL_HE_HTC_LINK_ADAP_BOTH: the STA is capable of providing HE MFB in
    *      response to HE MRQ and if the STA provides unsolicited HE MFB
    */
   #define IWL_HE_HTC_LINK_ADAP_POS                (1)
   #define IWL_HE_HTC_LINK_ADAP_NO_FEEDBACK        (0)
   #define IWL_HE_HTC_LINK_ADAP_UNSOLICITED        (2 << IWL_HE_HTC_LINK_ADAP_POS)
   #define IWL_HE_HTC_LINK_ADAP_BOTH               (3 << IWL_HE_HTC_LINK_ADAP_POS)
   
   /**
    * struct iwl_he_sta_context_cmd_v1 - configure FW to work with HE AP
    * @sta_id: STA id
    * @tid_limit: max num of TIDs in TX HE-SU multi-TID agg
    *      0 - bad value, 1 - multi-tid not supported, 2..8 - tid limit
    * @reserved1: reserved byte for future use
    * @reserved2: reserved byte for future use
    * @flags: see %iwl_11ax_sta_ctxt_flags
    * @ref_bssid_addr: reference BSSID used by the AP
    * @reserved0: reserved 2 bytes for aligning the ref_bssid_addr field to 8 bytes
    * @htc_flags: which features are supported in HTC
    * @frag_flags: frag support in A-MSDU
    * @frag_level: frag support level
    * @frag_max_num: max num of "open" MSDUs in the receiver (in power of 2)
    * @frag_min_size: min frag size (except last frag)
    * @pkt_ext: optional, exists according to PPE-present bit in the HE-PHY capa
    * @bss_color: 11ax AP ID that is used in the HE SIG-A to mark inter BSS frame
    * @htc_trig_based_pkt_ext: default PE in 4us units
    * @frame_time_rts_th: HE duration RTS threshold, in units of 32us
    * @rand_alloc_ecwmin: random CWmin = 2**ECWmin-1
    * @rand_alloc_ecwmax: random CWmax = 2**ECWmax-1
    * @reserved3: reserved byte for future use
    * @trig_based_txf: MU EDCA Parameter set for the trigger based traffic queues
    */
   struct iwl_he_sta_context_cmd_v1 {
           u8 sta_id;
           u8 tid_limit;
           u8 reserved1;
           u8 reserved2;
           __le32 flags;
   
           /* The below fields are set via Multiple BSSID IE */
           u8 ref_bssid_addr[6];
           __le16 reserved0;
   
           /* The below fields are set via HE-capabilities IE */
           __le32 htc_flags;
   
           u8 frag_flags;
           u8 frag_level;
           u8 frag_max_num;
           u8 frag_min_size;
   
           /* The below fields are set via PPE thresholds element */
           struct iwl_he_pkt_ext_v1 pkt_ext;
   
           /* The below fields are set via HE-Operation IE */
           u8 bss_color;
           u8 htc_trig_based_pkt_ext;
           __le16 frame_time_rts_th;
   
           /* Random access parameter set (i.e. RAPS) */
           u8 rand_alloc_ecwmin;
           u8 rand_alloc_ecwmax;
           __le16 reserved3;
   
           /* The below fields are set via MU EDCA parameter set element */
           struct iwl_he_backoff_conf trig_based_txf[AC_NUM];
   } __packed; /* STA_CONTEXT_DOT11AX_API_S_VER_1 */
   
   /**
    * struct iwl_he_sta_context_cmd_v2 - configure FW to work with HE AP
    * @sta_id: STA id
    * @tid_limit: max num of TIDs in TX HE-SU multi-TID agg
    *      0 - bad value, 1 - multi-tid not supported, 2..8 - tid limit
    * @reserved1: reserved byte for future use
    * @reserved2: reserved byte for future use
    * @flags: see %iwl_11ax_sta_ctxt_flags
    * @ref_bssid_addr: reference BSSID used by the AP
    * @reserved0: reserved 2 bytes for aligning the ref_bssid_addr field to 8 bytes
    * @htc_flags: which features are supported in HTC
    * @frag_flags: frag support in A-MSDU
    * @frag_level: frag support level
    * @frag_max_num: max num of "open" MSDUs in the receiver (in power of 2)
    * @frag_min_size: min frag size (except last frag)
    * @pkt_ext: optional, exists according to PPE-present bit in the HE-PHY capa
    * @bss_color: 11ax AP ID that is used in the HE SIG-A to mark inter BSS frame
    * @htc_trig_based_pkt_ext: default PE in 4us units
    * @frame_time_rts_th: HE duration RTS threshold, in units of 32us
    * @rand_alloc_ecwmin: random CWmin = 2**ECWmin-1
    * @rand_alloc_ecwmax: random CWmax = 2**ECWmax-1
    * @reserved3: reserved byte for future use
    * @trig_based_txf: MU EDCA Parameter set for the trigger based traffic queues
    * @max_bssid_indicator: indicator of the max bssid supported on the associated
    *      bss
    * @bssid_index: index of the associated VAP
    * @ema_ap: AP supports enhanced Multi BSSID advertisement
    * @profile_periodicity: number of Beacon periods that are needed to receive the
    *      complete VAPs info
    * @bssid_count: actual number of VAPs in the MultiBSS Set
    * @reserved4: alignment
    */
   struct iwl_he_sta_context_cmd_v2 {
           u8 sta_id;
           u8 tid_limit;
           u8 reserved1;
           u8 reserved2;
           __le32 flags;
   
           /* The below fields are set via Multiple BSSID IE */
           u8 ref_bssid_addr[6];
           __le16 reserved0;
   
           /* The below fields are set via HE-capabilities IE */
           __le32 htc_flags;
   
           u8 frag_flags;
           u8 frag_level;
           u8 frag_max_num;
           u8 frag_min_size;
   
           /* The below fields are set via PPE thresholds element */
           struct iwl_he_pkt_ext_v1 pkt_ext;
   
           /* The below fields are set via HE-Operation IE */
           u8 bss_color;
           u8 htc_trig_based_pkt_ext;
           __le16 frame_time_rts_th;
   
           /* Random access parameter set (i.e. RAPS) */
           u8 rand_alloc_ecwmin;
           u8 rand_alloc_ecwmax;
           __le16 reserved3;
   
           /* The below fields are set via MU EDCA parameter set element */
           struct iwl_he_backoff_conf trig_based_txf[AC_NUM];
   
           u8 max_bssid_indicator;
           u8 bssid_index;
           u8 ema_ap;
           u8 profile_periodicity;
           u8 bssid_count;
           u8 reserved4[3];
   } __packed; /* STA_CONTEXT_DOT11AX_API_S_VER_2 */
   
   /**
    * struct iwl_he_sta_context_cmd_v3 - configure FW to work with HE AP
    * @sta_id: STA id
    * @tid_limit: max num of TIDs in TX HE-SU multi-TID agg
    *      0 - bad value, 1 - multi-tid not supported, 2..8 - tid limit
    * @reserved1: reserved byte for future use
    * @reserved2: reserved byte for future use
    * @flags: see %iwl_11ax_sta_ctxt_flags
    * @ref_bssid_addr: reference BSSID used by the AP
    * @reserved0: reserved 2 bytes for aligning the ref_bssid_addr field to 8 bytes
    * @htc_flags: which features are supported in HTC
    * @frag_flags: frag support in A-MSDU
    * @frag_level: frag support level
    * @frag_max_num: max num of "open" MSDUs in the receiver (in power of 2)
    * @frag_min_size: min frag size (except last frag)
    * @pkt_ext: optional, exists according to PPE-present bit in the HE-PHY capa
    * @bss_color: 11ax AP ID that is used in the HE SIG-A to mark inter BSS frame
    * @htc_trig_based_pkt_ext: default PE in 4us units
    * @frame_time_rts_th: HE duration RTS threshold, in units of 32us
    * @rand_alloc_ecwmin: random CWmin = 2**ECWmin-1
    * @rand_alloc_ecwmax: random CWmax = 2**ECWmax-1
    * @puncture_mask: puncture mask for EHT
    * @trig_based_txf: MU EDCA Parameter set for the trigger based traffic queues
    * @max_bssid_indicator: indicator of the max bssid supported on the associated
    *      bss
    * @bssid_index: index of the associated VAP
    * @ema_ap: AP supports enhanced Multi BSSID advertisement
    * @profile_periodicity: number of Beacon periods that are needed to receive the
    *      complete VAPs info
    * @bssid_count: actual number of VAPs in the MultiBSS Set
    * @reserved4: alignment
    */
   struct iwl_he_sta_context_cmd_v3 {
           u8 sta_id;
           u8 tid_limit;
           u8 reserved1;
           u8 reserved2;
           __le32 flags;
   
           /* The below fields are set via Multiple BSSID IE */
           u8 ref_bssid_addr[6];
           __le16 reserved0;
   
           /* The below fields are set via HE-capabilities IE */
           __le32 htc_flags;
   
           u8 frag_flags;
           u8 frag_level;
           u8 frag_max_num;
           u8 frag_min_size;
   
           /* The below fields are set via PPE thresholds element */
           struct iwl_he_pkt_ext_v2 pkt_ext;
   
           /* The below fields are set via HE-Operation IE */
           u8 bss_color;
           u8 htc_trig_based_pkt_ext;
           __le16 frame_time_rts_th;
   
           /* Random access parameter set (i.e. RAPS) */
           u8 rand_alloc_ecwmin;
           u8 rand_alloc_ecwmax;
           __le16 puncture_mask;
   
           /* The below fields are set via MU EDCA parameter set element */
           struct iwl_he_backoff_conf trig_based_txf[AC_NUM];
   
           u8 max_bssid_indicator;
           u8 bssid_index;
           u8 ema_ap;
           u8 profile_periodicity;
           u8 bssid_count;
           u8 reserved4[3];
   } __packed; /* STA_CONTEXT_DOT11AX_API_S_VER_2 */
   
   /**
    * struct iwl_he_monitor_cmd - configure air sniffer for HE
    * @bssid: the BSSID to sniff for
    * @reserved1: reserved for dword alignment
    * @aid: the AID to track on for HE MU
    * @reserved2: reserved for future use
    */
   struct iwl_he_monitor_cmd {
           u8 bssid[6];
           __le16 reserved1;
           __le16 aid;
           u8 reserved2[6];
   } __packed; /* HE_AIR_SNIFFER_CONFIG_CMD_API_S_VER_1 */
   
   #endif /* __iwl_fw_api_mac_h__ */

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