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

     /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
     /*
      * Copyright (C) 2015-2017 Intel Deutschland GmbH
      * Copyright (C) 2018-2021 Intel Corporation
      */
     #ifndef __iwl_fw_api_location_h__
     #define __iwl_fw_api_location_h__
     
     /**
     * enum iwl_location_subcmd_ids - location group command IDs
     */
    enum iwl_location_subcmd_ids {
            /**
             * @TOF_RANGE_REQ_CMD: TOF ranging request,
             *      uses one of &struct iwl_tof_range_req_cmd_v5,
             *      &struct iwl_tof_range_req_cmd_v7,
             *      &struct iwl_tof_range_req_cmd_v8,
             *      &struct iwl_tof_range_req_cmd_v9,
             *      &struct iwl_tof_range_req_cmd_v11,
             *      &struct iwl_tof_range_req_cmd_v7
             */
            TOF_RANGE_REQ_CMD = 0x0,
            /**
             * @TOF_CONFIG_CMD: TOF configuration, uses &struct iwl_tof_config_cmd
             */
            TOF_CONFIG_CMD = 0x1,
            /**
             * @TOF_RANGE_ABORT_CMD: abort ongoing ranging, uses
             *      &struct iwl_tof_range_abort_cmd
             */
            TOF_RANGE_ABORT_CMD = 0x2,
            /**
             * @TOF_RANGE_REQ_EXT_CMD: TOF extended ranging config,
             *      uses &struct iwl_tof_range_req_ext_cmd
             */
            TOF_RANGE_REQ_EXT_CMD = 0x3,
            /**
             * @TOF_RESPONDER_CONFIG_CMD: FTM responder configuration,
             *      uses &struct iwl_tof_responder_config_cmd
             */
            TOF_RESPONDER_CONFIG_CMD = 0x4,
            /**
             * @TOF_RESPONDER_DYN_CONFIG_CMD: FTM dynamic configuration,
             *      uses &struct iwl_tof_responder_dyn_config_cmd
             */
            TOF_RESPONDER_DYN_CONFIG_CMD = 0x5,
            /**
             * @CSI_HEADER_NOTIFICATION: CSI header
             */
            CSI_HEADER_NOTIFICATION = 0xFA,
            /**
             * @CSI_CHUNKS_NOTIFICATION: CSI chunk,
             *      uses &struct iwl_csi_chunk_notification
             */
            CSI_CHUNKS_NOTIFICATION = 0xFB,
            /**
             * @TOF_LC_NOTIF: used for LCI/civic location, contains just
             *      the action frame
             */
            TOF_LC_NOTIF = 0xFC,
            /**
             * @TOF_RESPONDER_STATS: FTM responder statistics notification,
             *      uses &struct iwl_ftm_responder_stats
             */
            TOF_RESPONDER_STATS = 0xFD,
            /**
             * @TOF_MCSI_DEBUG_NOTIF: MCSI debug notification, uses
             *      &struct iwl_tof_mcsi_notif
             */
            TOF_MCSI_DEBUG_NOTIF = 0xFE,
            /**
             * @TOF_RANGE_RESPONSE_NOTIF: ranging response, using
             *      &struct iwl_tof_range_rsp_ntfy
             */
            TOF_RANGE_RESPONSE_NOTIF = 0xFF,
    };
    
    /**
     * struct iwl_tof_config_cmd - ToF configuration
     * @tof_disabled: indicates if ToF is disabled (or not)
     * @one_sided_disabled: indicates if one-sided is disabled (or not)
     * @is_debug_mode: indiciates if debug mode is active
     * @is_buf_required: indicates if channel estimation buffer is required
     */
    struct iwl_tof_config_cmd {
            u8 tof_disabled;
            u8 one_sided_disabled;
            u8 is_debug_mode;
            u8 is_buf_required;
    } __packed;
    
    /**
     * enum iwl_tof_bandwidth - values for iwl_tof_range_req_ap_entry.bandwidth
     * @IWL_TOF_BW_20_LEGACY: 20 MHz non-HT
     * @IWL_TOF_BW_20_HT: 20 MHz HT
     * @IWL_TOF_BW_40: 40 MHz
     * @IWL_TOF_BW_80: 80 MHz
     * @IWL_TOF_BW_160: 160 MHz
     * @IWL_TOF_BW_NUM: number of tof bandwidths
    */
   enum iwl_tof_bandwidth {
           IWL_TOF_BW_20_LEGACY,
           IWL_TOF_BW_20_HT,
           IWL_TOF_BW_40,
           IWL_TOF_BW_80,
           IWL_TOF_BW_160,
           IWL_TOF_BW_NUM,
   }; /* LOCAT_BW_TYPE_E */
   
   /*
    * enum iwl_tof_algo_type - Algorithym type for range measurement request
    */
   enum iwl_tof_algo_type {
           IWL_TOF_ALGO_TYPE_MAX_LIKE      = 0,
           IWL_TOF_ALGO_TYPE_LINEAR_REG    = 1,
           IWL_TOF_ALGO_TYPE_FFT           = 2,
   
           /* Keep last */
           IWL_TOF_ALGO_TYPE_INVALID,
   }; /* ALGO_TYPE_E */
   
   /*
    * enum iwl_tof_mcsi_ntfy - Enable/Disable MCSI notifications
    */
   enum iwl_tof_mcsi_enable {
           IWL_TOF_MCSI_DISABLED = 0,
           IWL_TOF_MCSI_ENABLED = 1,
   }; /* MCSI_ENABLE_E */
   
   /**
    * enum iwl_tof_responder_cmd_valid_field - valid fields in the responder cfg
    * @IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO: channel info is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_TOA_OFFSET: ToA offset is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_COMMON_CALIB: common calibration mode is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_SPECIFIC_CALIB: spefici calibration mode is
    *      valid
    * @IWL_TOF_RESPONDER_CMD_VALID_BSSID: BSSID is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_TX_ANT: TX antenna is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_ALGO_TYPE: algorithm type is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_NON_ASAP_SUPPORT: non-ASAP support is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_STATISTICS_REPORT_SUPPORT: statistics report
    *      support is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_MCSI_NOTIF_SUPPORT: MCSI notification support
    *      is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_FAST_ALGO_SUPPORT: fast algorithm support
    *      is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_RETRY_ON_ALGO_FAIL: retry on algorithm failure
    *      is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_STA_ID: station ID is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_NDP_SUPPORT: enable/disable NDP ranging support
    *      is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_NDP_PARAMS: NDP parameters are valid
    * @IWL_TOF_RESPONDER_CMD_VALID_LMR_FEEDBACK: LMR feedback support is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_SESSION_ID: session id flag is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_BSS_COLOR: the bss_color field is valid
    * @IWL_TOF_RESPONDER_CMD_VALID_MIN_MAX_TIME_BETWEEN_MSR: the
    *      min_time_between_msr and max_time_between_msr fields are valid
    */
   enum iwl_tof_responder_cmd_valid_field {
           IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO = BIT(0),
           IWL_TOF_RESPONDER_CMD_VALID_TOA_OFFSET = BIT(1),
           IWL_TOF_RESPONDER_CMD_VALID_COMMON_CALIB = BIT(2),
           IWL_TOF_RESPONDER_CMD_VALID_SPECIFIC_CALIB = BIT(3),
           IWL_TOF_RESPONDER_CMD_VALID_BSSID = BIT(4),
           IWL_TOF_RESPONDER_CMD_VALID_TX_ANT = BIT(5),
           IWL_TOF_RESPONDER_CMD_VALID_ALGO_TYPE = BIT(6),
           IWL_TOF_RESPONDER_CMD_VALID_NON_ASAP_SUPPORT = BIT(7),
           IWL_TOF_RESPONDER_CMD_VALID_STATISTICS_REPORT_SUPPORT = BIT(8),
           IWL_TOF_RESPONDER_CMD_VALID_MCSI_NOTIF_SUPPORT = BIT(9),
           IWL_TOF_RESPONDER_CMD_VALID_FAST_ALGO_SUPPORT = BIT(10),
           IWL_TOF_RESPONDER_CMD_VALID_RETRY_ON_ALGO_FAIL = BIT(11),
           IWL_TOF_RESPONDER_CMD_VALID_STA_ID = BIT(12),
           IWL_TOF_RESPONDER_CMD_VALID_NDP_SUPPORT = BIT(22),
           IWL_TOF_RESPONDER_CMD_VALID_NDP_PARAMS = BIT(23),
           IWL_TOF_RESPONDER_CMD_VALID_LMR_FEEDBACK = BIT(24),
           IWL_TOF_RESPONDER_CMD_VALID_SESSION_ID = BIT(25),
           IWL_TOF_RESPONDER_CMD_VALID_BSS_COLOR = BIT(26),
           IWL_TOF_RESPONDER_CMD_VALID_MIN_MAX_TIME_BETWEEN_MSR = BIT(27),
   };
   
   /**
    * enum iwl_tof_responder_cfg_flags - responder configuration flags
    * @IWL_TOF_RESPONDER_FLAGS_NON_ASAP_SUPPORT: non-ASAP support
    * @IWL_TOF_RESPONDER_FLAGS_REPORT_STATISTICS: report statistics
    * @IWL_TOF_RESPONDER_FLAGS_REPORT_MCSI: report MCSI
    * @IWL_TOF_RESPONDER_FLAGS_ALGO_TYPE: algorithm type
    * @IWL_TOF_RESPONDER_FLAGS_TOA_OFFSET_MODE: ToA offset mode
    * @IWL_TOF_RESPONDER_FLAGS_COMMON_CALIB_MODE: common calibration mode
    * @IWL_TOF_RESPONDER_FLAGS_SPECIFIC_CALIB_MODE: specific calibration mode
    * @IWL_TOF_RESPONDER_FLAGS_FAST_ALGO_SUPPORT: fast algorithm support
    * @IWL_TOF_RESPONDER_FLAGS_RETRY_ON_ALGO_FAIL: retry on algorithm fail
    * @IWL_TOF_RESPONDER_FLAGS_FTM_TX_ANT: TX antenna mask
    * @IWL_TOF_RESPONDER_FLAGS_NDP_SUPPORT: support NDP ranging
    * @IWL_TOF_RESPONDER_FLAGS_LMR_FEEDBACK: request for LMR feedback if the
    *      initiator supports it
    * @IWL_TOF_RESPONDER_FLAGS_SESSION_ID: send the session id in the initial FTM
    *      frame.
    */
   enum iwl_tof_responder_cfg_flags {
           IWL_TOF_RESPONDER_FLAGS_NON_ASAP_SUPPORT = BIT(0),
           IWL_TOF_RESPONDER_FLAGS_REPORT_STATISTICS = BIT(1),
           IWL_TOF_RESPONDER_FLAGS_REPORT_MCSI = BIT(2),
           IWL_TOF_RESPONDER_FLAGS_ALGO_TYPE = BIT(3) | BIT(4) | BIT(5),
           IWL_TOF_RESPONDER_FLAGS_TOA_OFFSET_MODE = BIT(6),
           IWL_TOF_RESPONDER_FLAGS_COMMON_CALIB_MODE = BIT(7),
           IWL_TOF_RESPONDER_FLAGS_SPECIFIC_CALIB_MODE = BIT(8),
           IWL_TOF_RESPONDER_FLAGS_FAST_ALGO_SUPPORT = BIT(9),
           IWL_TOF_RESPONDER_FLAGS_RETRY_ON_ALGO_FAIL = BIT(10),
           IWL_TOF_RESPONDER_FLAGS_FTM_TX_ANT = RATE_MCS_ANT_AB_MSK,
           IWL_TOF_RESPONDER_FLAGS_NDP_SUPPORT = BIT(24),
           IWL_TOF_RESPONDER_FLAGS_LMR_FEEDBACK = BIT(25),
           IWL_TOF_RESPONDER_FLAGS_SESSION_ID = BIT(27),
   };
   
   /**
    * struct iwl_tof_responder_config_cmd_v6 - ToF AP mode (for debug)
    * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
    * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
    * @bandwidth: current AP Bandwidth: &enum iwl_tof_bandwidth
    * @rate: current AP rate
    * @channel_num: current AP Channel
    * @ctrl_ch_position: coding of the control channel position relative to
    *      the center frequency, see iwl_mvm_get_ctrl_pos()
    * @sta_id: index of the AP STA when in AP mode
    * @reserved1: reserved
    * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
    *      purposes, simulating station movement by adding various values
    *      to this field
    * @common_calib: XVT: common calibration value
    * @specific_calib: XVT: specific calibration value
    * @bssid: Current AP BSSID
    * @reserved2: reserved
    */
   struct iwl_tof_responder_config_cmd_v6 {
           __le32 cmd_valid_fields;
           __le32 responder_cfg_flags;
           u8 bandwidth;
           u8 rate;
           u8 channel_num;
           u8 ctrl_ch_position;
           u8 sta_id;
           u8 reserved1;
           __le16 toa_offset;
           __le16 common_calib;
           __le16 specific_calib;
           u8 bssid[ETH_ALEN];
           __le16 reserved2;
   } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_6 */
   
   /**
    * struct iwl_tof_responder_config_cmd_v7 - ToF AP mode (for debug)
    * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
    * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @rate: current AP rate
    * @channel_num: current AP Channel
    * @ctrl_ch_position: coding of the control channel position relative to
    *      the center frequency, see iwl_mvm_get_ctrl_pos()
    * @sta_id: index of the AP STA when in AP mode
    * @reserved1: reserved
    * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
    *      purposes, simulating station movement by adding various values
    *      to this field
    * @common_calib: XVT: common calibration value
    * @specific_calib: XVT: specific calibration value
    * @bssid: Current AP BSSID
    * @reserved2: reserved
    */
   struct iwl_tof_responder_config_cmd_v7 {
           __le32 cmd_valid_fields;
           __le32 responder_cfg_flags;
           u8 format_bw;
           u8 rate;
           u8 channel_num;
           u8 ctrl_ch_position;
           u8 sta_id;
           u8 reserved1;
           __le16 toa_offset;
           __le16 common_calib;
           __le16 specific_calib;
           u8 bssid[ETH_ALEN];
           __le16 reserved2;
   } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_7 */
   
   #define IWL_RESPONDER_STS_POS   3
   #define IWL_RESPONDER_TOTAL_LTF_POS     6
   
   /**
    * struct iwl_tof_responder_config_cmd_v8 - ToF AP mode (for debug)
    * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
    * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @rate: current AP rate
    * @channel_num: current AP Channel
    * @ctrl_ch_position: coding of the control channel position relative to
    *      the center frequency, see iwl_mvm_get_ctrl_pos()
    * @sta_id: index of the AP STA when in AP mode
    * @reserved1: reserved
    * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
    *      purposes, simulating station movement by adding various values
    *      to this field
    * @common_calib: XVT: common calibration value
    * @specific_calib: XVT: specific calibration value
    * @bssid: Current AP BSSID
    * @r2i_ndp_params: parameters for R2I NDP.
    *      bits 0 - 2: max number of LTF repetitions
    *      bits 3 - 5: max number of spatial streams (supported values are < 2)
    *      bits 6 - 7: max number of total LTFs see
    *      &enum ieee80211_range_params_max_total_ltf
    * @i2r_ndp_params: parameters for I2R NDP.
    *      bits 0 - 2: max number of LTF repetitions
    *      bits 3 - 5: max number of spatial streams
    *      bits 6 - 7: max number of total LTFs see
    *      &enum ieee80211_range_params_max_total_ltf
    */
   struct iwl_tof_responder_config_cmd_v8 {
           __le32 cmd_valid_fields;
           __le32 responder_cfg_flags;
           u8 format_bw;
           u8 rate;
           u8 channel_num;
           u8 ctrl_ch_position;
           u8 sta_id;
           u8 reserved1;
           __le16 toa_offset;
           __le16 common_calib;
           __le16 specific_calib;
           u8 bssid[ETH_ALEN];
           u8 r2i_ndp_params;
           u8 i2r_ndp_params;
   } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_8 */
   
   /**
    * struct iwl_tof_responder_config_cmd_v9 - ToF AP mode (for debug)
    * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
    * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @bss_color: current AP bss_color
    * @channel_num: current AP Channel
    * @ctrl_ch_position: coding of the control channel position relative to
    *      the center frequency, see iwl_mvm_get_ctrl_pos()
    * @sta_id: index of the AP STA when in AP mode
    * @reserved1: reserved
    * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
    *      purposes, simulating station movement by adding various values
    *      to this field
    * @common_calib: XVT: common calibration value
    * @specific_calib: XVT: specific calibration value
    * @bssid: Current AP BSSID
    * @r2i_ndp_params: parameters for R2I NDP.
    *      bits 0 - 2: max number of LTF repetitions
    *      bits 3 - 5: max number of spatial streams (supported values are < 2)
    *      bits 6 - 7: max number of total LTFs see
    *      &enum ieee80211_range_params_max_total_ltf
    * @i2r_ndp_params: parameters for I2R NDP.
    *      bits 0 - 2: max number of LTF repetitions
    *      bits 3 - 5: max number of spatial streams
    *      bits 6 - 7: max number of total LTFs see
    *      &enum ieee80211_range_params_max_total_ltf
    * @min_time_between_msr: for non trigger based NDP ranging, minimum time
    *      between measurements in milliseconds.
    * @max_time_between_msr: for non trigger based NDP ranging, maximum time
    *      between measurements in milliseconds.
    */
   struct iwl_tof_responder_config_cmd_v9 {
           __le32 cmd_valid_fields;
           __le32 responder_cfg_flags;
           u8 format_bw;
           u8 bss_color;
           u8 channel_num;
           u8 ctrl_ch_position;
           u8 sta_id;
           u8 reserved1;
           __le16 toa_offset;
           __le16 common_calib;
           __le16 specific_calib;
           u8 bssid[ETH_ALEN];
           u8 r2i_ndp_params;
           u8 i2r_ndp_params;
           __le16 min_time_between_msr;
           __le16 max_time_between_msr;
   } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_8 */
   
   #define IWL_LCI_CIVIC_IE_MAX_SIZE       400
   
   /**
    * struct iwl_tof_responder_dyn_config_cmd - Dynamic responder settings
    * @lci_len: The length of the 1st (LCI) part in the @lci_civic buffer
    * @civic_len: The length of the 2nd (CIVIC) part in the @lci_civic buffer
    * @lci_civic: The LCI/CIVIC buffer. LCI data (if exists) comes first, then, if
    *      needed, 0-padding such that the next part is dword-aligned, then CIVIC
    *      data (if exists) follows, and then 0-padding again to complete a
    *      4-multiple long buffer.
    */
   struct iwl_tof_responder_dyn_config_cmd_v2 {
           __le32 lci_len;
           __le32 civic_len;
           u8 lci_civic[];
   } __packed; /* TOF_RESPONDER_DYN_CONFIG_CMD_API_S_VER_2 */
   
   #define IWL_LCI_MAX_SIZE        160
   #define IWL_CIVIC_MAX_SIZE      160
   #define HLTK_11AZ_LEN   32
   
   /**
    * enum iwl_responder_dyn_cfg_valid_flags - valid flags for dyn_config_cmd
    * @IWL_RESPONDER_DYN_CFG_VALID_LCI: LCI data is valid
    * @IWL_RESPONDER_DYN_CFG_VALID_CIVIC: Civic data is valid
    * @IWL_RESPONDER_DYN_CFG_VALID_PASN_STA: the pasn_addr, HLTK and cipher fields
    *      are valid.
    */
   enum iwl_responder_dyn_cfg_valid_flags {
           IWL_RESPONDER_DYN_CFG_VALID_LCI = BIT(0),
           IWL_RESPONDER_DYN_CFG_VALID_CIVIC = BIT(1),
           IWL_RESPONDER_DYN_CFG_VALID_PASN_STA = BIT(2),
   };
   
   /**
    * struct iwl_tof_responder_dyn_config_cmd - Dynamic responder settings
    * @cipher: The negotiated cipher. see &enum iwl_location_cipher.
    * @valid_flags: flags indicating which fields in the command are valid. see
    *      &enum iwl_responder_dyn_cfg_valid_flags.
    * @lci_len: length of the LCI data in bytes
    * @civic_len: length of the Civic data in bytes
    * @lci_buf: the LCI buffer
    * @civic_buf: the Civic buffer
    * @hltk_buf: HLTK for secure LTF bits generation for the specified station
    * @addr: mac address of the station for which to use the HLTK
    * @reserved: for alignment
    */
   struct iwl_tof_responder_dyn_config_cmd {
           u8 cipher;
           u8 valid_flags;
           u8 lci_len;
           u8 civic_len;
           u8 lci_buf[IWL_LCI_MAX_SIZE];
           u8 civic_buf[IWL_LCI_MAX_SIZE];
           u8 hltk_buf[HLTK_11AZ_LEN];
           u8 addr[ETH_ALEN];
           u8 reserved[2];
   } __packed; /* TOF_RESPONDER_DYN_CONFIG_CMD_API_S_VER_3 */
   
   /**
    * struct iwl_tof_range_req_ext_cmd - extended range req for WLS
    * @tsf_timer_offset_msec: the recommended time offset (mSec) from the AP's TSF
    * @reserved: reserved
    * @min_delta_ftm: Minimal time between two consecutive measurements,
    *                 in units of 100us. 0 means no preference by station
    * @ftm_format_and_bw20M: FTM Channel Spacing/Format for 20MHz: recommended
    *                      value be sent to the AP
    * @ftm_format_and_bw40M: FTM Channel Spacing/Format for 40MHz: recommended
    *                      value to be sent to the AP
    * @ftm_format_and_bw80M: FTM Channel Spacing/Format for 80MHz: recommended
    *                      value to be sent to the AP
    */
   struct iwl_tof_range_req_ext_cmd {
           __le16 tsf_timer_offset_msec;
           __le16 reserved;
           u8 min_delta_ftm;
           u8 ftm_format_and_bw20M;
           u8 ftm_format_and_bw40M;
           u8 ftm_format_and_bw80M;
   } __packed;
   
   /**
    * enum iwl_tof_location_query - values for query bitmap
    * @IWL_TOF_LOC_LCI: query LCI
    * @IWL_TOF_LOC_CIVIC: query civic
    */
   enum iwl_tof_location_query {
           IWL_TOF_LOC_LCI = 0x01,
           IWL_TOF_LOC_CIVIC = 0x02,
   };
   
    /**
    * struct iwl_tof_range_req_ap_entry_v2 - AP configuration parameters
    * @channel_num: Current AP Channel
    * @bandwidth: Current AP Bandwidth. One of iwl_tof_bandwidth.
    * @tsf_delta_direction: TSF relatively to the subject AP
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @bssid: AP's BSSID
    * @measure_type: Measurement type: 0 - two sided, 1 - One sided
    * @num_of_bursts: Recommended value to be sent to the AP.  2s Exponent of the
    *      number of measurement iterations (min 2^0 = 1, max 2^14)
    * @burst_period: Recommended value to be sent to the AP. Measurement
    *      periodicity In units of 100ms. ignored if num_of_bursts = 0
    * @samples_per_burst: 2-sided: the number of FTMs pairs in single Burst (1-31);
    *      1-sided: how many rts/cts pairs should be used per burst.
    * @retries_per_sample: Max number of retries that the LMAC should send
    *      in case of no replies by the AP.
    * @tsf_delta: TSF Delta in units of microseconds.
    *      The difference between the AP TSF and the device local clock.
    * @location_req: Location Request Bit[0] LCI should be sent in the FTMR;
    *      Bit[1] Civic should be sent in the FTMR
    * @asap_mode: 0 - non asap mode, 1 - asap mode (not relevant for one sided)
    * @enable_dyn_ack: Enable Dynamic ACK BW.
    *      0: Initiator interact with regular AP;
    *      1: Initiator interact with Responder machine: need to send the
    *      Initiator Acks with HT 40MHz / 80MHz, since the Responder should
    *      use it for its ch est measurement (this flag will be set when we
    *      configure the opposite machine to be Responder).
    * @rssi: Last received value
    *      legal values: -128-0 (0x7f). above 0x0 indicating an invalid value.
    * @algo_type: &enum iwl_tof_algo_type
    * @notify_mcsi: &enum iwl_tof_mcsi_ntfy.
    * @reserved: For alignment and future use
    */
   struct iwl_tof_range_req_ap_entry_v2 {
           u8 channel_num;
           u8 bandwidth;
           u8 tsf_delta_direction;
           u8 ctrl_ch_position;
           u8 bssid[ETH_ALEN];
           u8 measure_type;
           u8 num_of_bursts;
           __le16 burst_period;
           u8 samples_per_burst;
           u8 retries_per_sample;
           __le32 tsf_delta;
           u8 location_req;
           u8 asap_mode;
           u8 enable_dyn_ack;
           s8 rssi;
           u8 algo_type;
           u8 notify_mcsi;
           __le16 reserved;
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_2 */
   
   /**
    * enum iwl_initiator_ap_flags - per responder FTM configuration flags
    * @IWL_INITIATOR_AP_FLAGS_ASAP: Request for ASAP measurement.
    * @IWL_INITIATOR_AP_FLAGS_LCI_REQUEST: Request for LCI information
    * @IWL_INITIATOR_AP_FLAGS_CIVIC_REQUEST: Request for CIVIC information
    * @IWL_INITIATOR_AP_FLAGS_DYN_ACK: Send HT/VHT ack for FTM frames. If not set,
    *      20Mhz dup acks will be sent.
    * @IWL_INITIATOR_AP_FLAGS_ALGO_LR: Use LR algo type for rtt calculation.
    *      Default algo type is ML.
    * @IWL_INITIATOR_AP_FLAGS_ALGO_FFT: Use FFT algo type for rtt calculation.
    *      Default algo type is ML.
    * @IWL_INITIATOR_AP_FLAGS_MCSI_REPORT: Send the MCSI for each FTM frame to the
    *      driver.
    * @IWL_INITIATOR_AP_FLAGS_NON_TB: Use non trigger based flow
    * @IWL_INITIATOR_AP_FLAGS_TB: Use trigger based flow
    * @IWL_INITIATOR_AP_FLAGS_SECURED: request secure LTF measurement
    * @IWL_INITIATOR_AP_FLAGS_LMR_FEEDBACK: Send LMR feedback
    * @IWL_INITIATOR_AP_FLAGS_USE_CALIB: Use calibration values from the request
    *      instead of fw internal values.
    * @IWL_INITIATOR_AP_FLAGS_PMF: request to protect the negotiation and LMR
    *      frames with protected management frames.
    * @IWL_INITIATOR_AP_FLAGS_TERMINATE_ON_LMR_FEEDBACK: terminate the session if
    *      the responder asked for LMR feedback although the initiator did not set
    *      the LMR feedback bit in the FTM request. If not set, the initiator will
    *      continue with the session and will provide the LMR feedback.
    */
   enum iwl_initiator_ap_flags {
           IWL_INITIATOR_AP_FLAGS_ASAP = BIT(1),
           IWL_INITIATOR_AP_FLAGS_LCI_REQUEST = BIT(2),
           IWL_INITIATOR_AP_FLAGS_CIVIC_REQUEST = BIT(3),
           IWL_INITIATOR_AP_FLAGS_DYN_ACK = BIT(4),
           IWL_INITIATOR_AP_FLAGS_ALGO_LR = BIT(5),
           IWL_INITIATOR_AP_FLAGS_ALGO_FFT = BIT(6),
           IWL_INITIATOR_AP_FLAGS_MCSI_REPORT = BIT(8),
           IWL_INITIATOR_AP_FLAGS_NON_TB = BIT(9),
           IWL_INITIATOR_AP_FLAGS_TB = BIT(10),
           IWL_INITIATOR_AP_FLAGS_SECURED = BIT(11),
           IWL_INITIATOR_AP_FLAGS_LMR_FEEDBACK = BIT(12),
           IWL_INITIATOR_AP_FLAGS_USE_CALIB = BIT(13),
           IWL_INITIATOR_AP_FLAGS_PMF = BIT(14),
           IWL_INITIATOR_AP_FLAGS_TERMINATE_ON_LMR_FEEDBACK = BIT(15),
   };
   
   /**
    * struct iwl_tof_range_req_ap_entry_v3 - AP configuration parameters
    * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
    * @channel_num: AP Channel number
    * @bandwidth: AP bandwidth. One of iwl_tof_bandwidth.
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
    *      reply from the AP.
    * @bssid: AP's BSSID
    * @burst_period: Recommended value to be sent to the AP. Measurement
    *      periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
    * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
    * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
    *      the number of measurement iterations (min 2^0 = 1, max 2^14)
    * @reserved: For alignment and future use
    * @tsf_delta: not in use
    */
   struct iwl_tof_range_req_ap_entry_v3 {
           __le32 initiator_ap_flags;
           u8 channel_num;
           u8 bandwidth;
           u8 ctrl_ch_position;
           u8 ftmr_max_retries;
           u8 bssid[ETH_ALEN];
           __le16 burst_period;
           u8 samples_per_burst;
           u8 num_of_bursts;
           __le16 reserved;
           __le32 tsf_delta;
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_3 */
   
   /**
    * enum iwl_location_frame_format - location frame formats
    * @IWL_LOCATION_FRAME_FORMAT_LEGACY: legacy
    * @IWL_LOCATION_FRAME_FORMAT_HT: HT
    * @IWL_LOCATION_FRAME_FORMAT_VHT: VHT
    * @IWL_LOCATION_FRAME_FORMAT_HE: HE
    */
   enum iwl_location_frame_format {
           IWL_LOCATION_FRAME_FORMAT_LEGACY,
           IWL_LOCATION_FRAME_FORMAT_HT,
           IWL_LOCATION_FRAME_FORMAT_VHT,
           IWL_LOCATION_FRAME_FORMAT_HE,
   };
   
   /**
    * enum iwl_location_bw - location bandwidth selection
    * @IWL_LOCATION_BW_20MHZ: 20MHz
    * @IWL_LOCATION_BW_40MHZ: 40MHz
    * @IWL_LOCATION_BW_80MHZ: 80MHz
    */
   enum iwl_location_bw {
           IWL_LOCATION_BW_20MHZ,
           IWL_LOCATION_BW_40MHZ,
           IWL_LOCATION_BW_80MHZ,
           IWL_LOCATION_BW_160MHZ,
   };
   
   #define TK_11AZ_LEN     32
   
   #define LOCATION_BW_POS 4
   
   /**
    * struct iwl_tof_range_req_ap_entry_v4 - AP configuration parameters
    * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
    * @channel_num: AP Channel number
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
    *      reply from the AP.
    * @bssid: AP's BSSID
    * @burst_period: Recommended value to be sent to the AP. Measurement
    *      periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
    * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
    * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
    *      the number of measurement iterations (min 2^0 = 1, max 2^14)
    * @reserved: For alignment and future use
    * @hltk: HLTK to be used for secured 11az measurement
    * @tk: TK to be used for secured 11az measurement
    */
   struct iwl_tof_range_req_ap_entry_v4 {
           __le32 initiator_ap_flags;
           u8 channel_num;
           u8 format_bw;
           u8 ctrl_ch_position;
           u8 ftmr_max_retries;
           u8 bssid[ETH_ALEN];
           __le16 burst_period;
           u8 samples_per_burst;
           u8 num_of_bursts;
           __le16 reserved;
           u8 hltk[HLTK_11AZ_LEN];
           u8 tk[TK_11AZ_LEN];
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_4 */
   
   /**
    * enum iwl_location_cipher - location cipher selection
    * @IWL_LOCATION_CIPHER_CCMP_128: CCMP 128
    * @IWL_LOCATION_CIPHER_GCMP_128: GCMP 128
    * @IWL_LOCATION_CIPHER_GCMP_256: GCMP 256
    * @IWL_LOCATION_CIPHER_INVALID: security is not used.
    * @IWL_LOCATION_CIPHER_MAX: maximum value for this enum.
    */
   enum iwl_location_cipher {
           IWL_LOCATION_CIPHER_CCMP_128,
           IWL_LOCATION_CIPHER_GCMP_128,
           IWL_LOCATION_CIPHER_GCMP_256,
           IWL_LOCATION_CIPHER_INVALID,
           IWL_LOCATION_CIPHER_MAX,
   };
   
   /**
    * struct iwl_tof_range_req_ap_entry_v6 - AP configuration parameters
    * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
    * @channel_num: AP Channel number
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
    *      reply from the AP.
    * @bssid: AP's BSSID
    * @burst_period: Recommended value to be sent to the AP. Measurement
    *      periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
    * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
    * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
    *      the number of measurement iterations (min 2^0 = 1, max 2^14)
    * @sta_id: the station id of the AP. Only relevant when associated to the AP,
    *      otherwise should be set to &IWL_MVM_INVALID_STA.
    * @cipher: pairwise cipher suite for secured measurement.
    *          &enum iwl_location_cipher.
    * @hltk: HLTK to be used for secured 11az measurement
    * @tk: TK to be used for secured 11az measurement
    * @calib: An array of calibration values per FTM rx bandwidth.
    *         If &IWL_INITIATOR_AP_FLAGS_USE_CALIB is set, the fw will use the
    *         calibration value that corresponds to the rx bandwidth of the FTM
    *         frame.
    * @beacon_interval: beacon interval of the AP in TUs. Only required if
    *      &IWL_INITIATOR_AP_FLAGS_TB is set.
    */
   struct iwl_tof_range_req_ap_entry_v6 {
           __le32 initiator_ap_flags;
           u8 channel_num;
           u8 format_bw;
           u8 ctrl_ch_position;
           u8 ftmr_max_retries;
           u8 bssid[ETH_ALEN];
           __le16 burst_period;
           u8 samples_per_burst;
           u8 num_of_bursts;
           u8 sta_id;
           u8 cipher;
           u8 hltk[HLTK_11AZ_LEN];
           u8 tk[TK_11AZ_LEN];
           __le16 calib[IWL_TOF_BW_NUM];
           __le16 beacon_interval;
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_6 */
   
   /**
    * struct iwl_tof_range_req_ap_entry_v7 - AP configuration parameters
    * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
    * @channel_num: AP Channel number
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
    *      reply from the AP.
    * @bssid: AP's BSSID
    * @burst_period: Recommended value to be sent to the AP. Measurement
    *      periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
    * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
    * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
    *      the number of measurement iterations (min 2^0 = 1, max 2^14)
    * @sta_id: the station id of the AP. Only relevant when associated to the AP,
    *      otherwise should be set to &IWL_MVM_INVALID_STA.
    * @cipher: pairwise cipher suite for secured measurement.
    *          &enum iwl_location_cipher.
    * @hltk: HLTK to be used for secured 11az measurement
    * @tk: TK to be used for secured 11az measurement
    * @calib: An array of calibration values per FTM rx bandwidth.
    *         If &IWL_INITIATOR_AP_FLAGS_USE_CALIB is set, the fw will use the
    *         calibration value that corresponds to the rx bandwidth of the FTM
    *         frame.
    * @beacon_interval: beacon interval of the AP in TUs. Only required if
    *      &IWL_INITIATOR_AP_FLAGS_TB is set.
    * @rx_pn: the next expected PN for protected management frames Rx. LE byte
    *      order. Only valid if &IWL_INITIATOR_AP_FLAGS_SECURED is set and sta_id
    *      is set to &IWL_MVM_INVALID_STA.
    * @tx_pn: the next PN to use for protected management frames Tx. LE byte
    *      order. Only valid if &IWL_INITIATOR_AP_FLAGS_SECURED is set and sta_id
    *      is set to &IWL_MVM_INVALID_STA.
    */
   struct iwl_tof_range_req_ap_entry_v7 {
           __le32 initiator_ap_flags;
           u8 channel_num;
           u8 format_bw;
           u8 ctrl_ch_position;
           u8 ftmr_max_retries;
           u8 bssid[ETH_ALEN];
           __le16 burst_period;
           u8 samples_per_burst;
           u8 num_of_bursts;
           u8 sta_id;
           u8 cipher;
           u8 hltk[HLTK_11AZ_LEN];
           u8 tk[TK_11AZ_LEN];
           __le16 calib[IWL_TOF_BW_NUM];
           __le16 beacon_interval;
           u8 rx_pn[IEEE80211_CCMP_PN_LEN];
           u8 tx_pn[IEEE80211_CCMP_PN_LEN];
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_7 */
   
   #define IWL_LOCATION_MAX_STS_POS        3
   
   /**
    * struct iwl_tof_range_req_ap_entry_v8 - AP configuration parameters
    * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
    * @channel_num: AP Channel number
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
    *      reply from the AP.
    * @bssid: AP's BSSID
    * @burst_period: Recommended value to be sent to the AP. Measurement
    *      periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
    * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
    * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
    *      the number of measurement iterations (min 2^0 = 1, max 2^14)
    * @sta_id: the station id of the AP. Only relevant when associated to the AP,
    *      otherwise should be set to &IWL_MVM_INVALID_STA.
    * @cipher: pairwise cipher suite for secured measurement.
    *          &enum iwl_location_cipher.
    * @hltk: HLTK to be used for secured 11az measurement
    * @tk: TK to be used for secured 11az measurement
    * @calib: An array of calibration values per FTM rx bandwidth.
    *         If &IWL_INITIATOR_AP_FLAGS_USE_CALIB is set, the fw will use the
    *         calibration value that corresponds to the rx bandwidth of the FTM
    *         frame.
    * @beacon_interval: beacon interval of the AP in TUs. Only required if
    *      &IWL_INITIATOR_AP_FLAGS_TB is set.
    * @rx_pn: the next expected PN for protected management frames Rx. LE byte
    *      order. Only valid if &IWL_INITIATOR_AP_FLAGS_SECURED is set and sta_id
    *      is set to &IWL_MVM_INVALID_STA.
    * @tx_pn: the next PN to use for protected management frames Tx. LE byte
    *      order. Only valid if &IWL_INITIATOR_AP_FLAGS_SECURED is set and sta_id
    *      is set to &IWL_MVM_INVALID_STA.
    * @r2i_ndp_params: parameters for R2I NDP ranging negotiation.
    *      bits 0 - 2: max LTF repetitions
    *      bits 3 - 5: max number of spatial streams
    *      bits 6 - 7: reserved
    * @i2r_ndp_params: parameters for I2R NDP ranging negotiation.
    *      bits 0 - 2: max LTF repetitions
    *      bits 3 - 5: max number of spatial streams (supported values are < 2)
    *      bits 6 - 7: reserved
    * @r2i_max_total_ltf: R2I Max Total LTFs for NDP ranging negotiation.
    *      One of &enum ieee80211_range_params_max_total_ltf.
    * @i2r_max_total_ltf: I2R Max Total LTFs for NDP ranging negotiation.
    *      One of &enum ieee80211_range_params_max_total_ltf.
    */
   struct iwl_tof_range_req_ap_entry_v8 {
           __le32 initiator_ap_flags;
           u8 channel_num;
           u8 format_bw;
           u8 ctrl_ch_position;
           u8 ftmr_max_retries;
           u8 bssid[ETH_ALEN];
           __le16 burst_period;
           u8 samples_per_burst;
           u8 num_of_bursts;
           u8 sta_id;
           u8 cipher;
           u8 hltk[HLTK_11AZ_LEN];
           u8 tk[TK_11AZ_LEN];
           __le16 calib[IWL_TOF_BW_NUM];
           __le16 beacon_interval;
           u8 rx_pn[IEEE80211_CCMP_PN_LEN];
           u8 tx_pn[IEEE80211_CCMP_PN_LEN];
           u8 r2i_ndp_params;
           u8 i2r_ndp_params;
           u8 r2i_max_total_ltf;
           u8 i2r_max_total_ltf;
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_8 */
   
   /**
    * struct iwl_tof_range_req_ap_entry_v9 - AP configuration parameters
    * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
    * @channel_num: AP Channel number
    * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
    *             bits 4 - 7: &enum iwl_location_bw.
    * @ctrl_ch_position: Coding of the control channel position relative to the
    *      center frequency, see iwl_mvm_get_ctrl_pos().
    * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
    *      reply from the AP.
    * @bssid: AP's BSSID
    * @burst_period: For EDCA based ranging: Recommended value to be sent to the
    *      AP. Measurement periodicity In units of 100ms. ignored if
    *      num_of_bursts_exp = 0.
    *      For non trigger based NDP ranging, the maximum time between
    *      measurements in units of milliseconds.
    * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
    * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
    *      the number of measurement iterations (min 2^0 = 1, max 2^14)
    * @sta_id: the station id of the AP. Only relevant when associated to the AP,
    *      otherwise should be set to &IWL_MVM_INVALID_STA.
    * @cipher: pairwise cipher suite for secured measurement.
    *          &enum iwl_location_cipher.
    * @hltk: HLTK to be used for secured 11az measurement
    * @tk: TK to be used for secured 11az measurement
    * @calib: An array of calibration values per FTM rx bandwidth.
    *         If &IWL_INITIATOR_AP_FLAGS_USE_CALIB is set, the fw will use the
    *         calibration value that corresponds to the rx bandwidth of the FTM
    *         frame.
    * @beacon_interval: beacon interval of the AP in TUs. Only required if
    *      &IWL_INITIATOR_AP_FLAGS_TB is set.
    * @bss_color: the BSS color of the responder. Only valid if
    *      &IWL_INITIATOR_AP_FLAGS_TB or &IWL_INITIATOR_AP_FLAGS_NON_TB is set.
    * @rx_pn: the next expected PN for protected management frames Rx. LE byte
    *      order. Only valid if &IWL_INITIATOR_AP_FLAGS_SECURED is set and sta_id
    *      is set to &IWL_MVM_INVALID_STA.
    * @tx_pn: the next PN to use for protected management frames Tx. LE byte
    *      order. Only valid if &IWL_INITIATOR_AP_FLAGS_SECURED is set and sta_id
    *      is set to &IWL_MVM_INVALID_STA.
    * @r2i_ndp_params: parameters for R2I NDP ranging negotiation.
    *      bits 0 - 2: max LTF repetitions
    *      bits 3 - 5: max number of spatial streams
    *      bits 6 - 7: reserved
    * @i2r_ndp_params: parameters for I2R NDP ranging negotiation.
    *      bits 0 - 2: max LTF repetitions
    *      bits 3 - 5: max number of spatial streams (supported values are < 2)
    *      bits 6 - 7: reserved
    * @r2i_max_total_ltf: R2I Max Total LTFs for NDP ranging negotiation.
    *      One of &enum ieee80211_range_params_max_total_ltf.
    * @i2r_max_total_ltf: I2R Max Total LTFs for NDP ranging negotiation.
    *      One of &enum ieee80211_range_params_max_total_ltf.
    * @bss_color: the BSS color of the responder. Only valid if
    *      &IWL_INITIATOR_AP_FLAGS_NON_TB or &IWL_INITIATOR_AP_FLAGS_TB is set.
    * @band: 0 for 5.2 GHz, 1 for 2.4 GHz, 2 for 6GHz
    * @min_time_between_msr: For non trigger based NDP ranging, the minimum time
    *      between measurements in units of milliseconds
    */
   struct iwl_tof_range_req_ap_entry_v9 {
           __le32 initiator_ap_flags;
           u8 channel_num;
           u8 format_bw;
           u8 ctrl_ch_position;
           u8 ftmr_max_retries;
           u8 bssid[ETH_ALEN];
           __le16 burst_period;
           u8 samples_per_burst;
           u8 num_of_bursts;
           u8 sta_id;
           u8 cipher;
           u8 hltk[HLTK_11AZ_LEN];
           u8 tk[TK_11AZ_LEN];
           __le16 calib[IWL_TOF_BW_NUM];
           u16 beacon_interval;
           u8 rx_pn[IEEE80211_CCMP_PN_LEN];
           u8 tx_pn[IEEE80211_CCMP_PN_LEN];
           u8 r2i_ndp_params;
           u8 i2r_ndp_params;
           u8 r2i_max_total_ltf;
           u8 i2r_max_total_ltf;
           u8 bss_color;
           u8 band;
           __le16 min_time_between_msr;
   } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_9 */
   
   /**
    * enum iwl_tof_response_mode
    * @IWL_MVM_TOF_RESPONSE_ASAP: report each AP measurement separately as soon as
    *                             possible (not supported for this release)
    * @IWL_MVM_TOF_RESPONSE_TIMEOUT: report all AP measurements as a batch upon
    *                                timeout expiration
    * @IWL_MVM_TOF_RESPONSE_COMPLETE: report all AP measurements as a batch at the
    *                                 earlier of: measurements completion / timeout
    *                                 expiration.
    */
   enum iwl_tof_response_mode {
           IWL_MVM_TOF_RESPONSE_ASAP,
           IWL_MVM_TOF_RESPONSE_TIMEOUT,
           IWL_MVM_TOF_RESPONSE_COMPLETE,
   };
   
   /**
    * enum iwl_tof_initiator_flags
    *
    * @IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED: disable fast algo, meaning run
    *      the algo on ant A+B, instead of only one of them.
    * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_A: open RX antenna A for FTMs RX
    * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_B: open RX antenna B for FTMs RX
    * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_C: open RX antenna C for FTMs RX
    * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A: use antenna A fo TX ACKs during FTM
    * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B: use antenna B fo TX ACKs during FTM
    * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C: use antenna C fo TX ACKs during FTM
    * @IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM: use random mac address for FTM
    * @IWL_TOF_INITIATOR_FLAGS_SPECIFIC_CALIB: use the specific calib value from
    *      the range request command
    * @IWL_TOF_INITIATOR_FLAGS_COMMON_CALIB: use the common calib value from the
    *      ragne request command
    * @IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT: support non-asap measurements
    */
   enum iwl_tof_initiator_flags {
           IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED = BIT(0),
           IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_A = BIT(1),
           IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_B = BIT(2),
           IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_C = BIT(3),
           IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A = BIT(4),
           IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B = BIT(5),
           IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C = BIT(6),
           IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM = BIT(7),
           IWL_TOF_INITIATOR_FLAGS_SPECIFIC_CALIB = BIT(15),
           IWL_TOF_INITIATOR_FLAGS_COMMON_CALIB   = BIT(16),
           IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT = BIT(20),
   }; /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
   
   #define IWL_MVM_TOF_MAX_APS 5
   #define IWL_MVM_TOF_MAX_TWO_SIDED_APS 5
   
  /**
   * struct iwl_tof_range_req_cmd_v5 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @initiator: 0- NW initiated,  1 - Client Initiated
   * @one_sided_los_disable: ''- run ML-Algo for both ToF/OneSided,
   *                         '1' - run ML-Algo for ToF only
   * @req_timeout: Requested timeout of the response in units of 100ms.
   *           This is equivalent to the session time configured to the
   *           LMAC in Initiator Request
   * @report_policy: Supported partially for this release: For current release -
   *                 the range report will be uploaded as a batch when ready or
   *                 when the session is done (successfully / partially).
   *                 one of iwl_tof_response_mode.
   * @reserved0: reserved
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @macaddr_random: '' Use default source MAC address (i.e. p2_p),
   *                  '1' Use MAC Address randomization according to the below
   * @range_req_bssid: ranging request BSSID
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @ftm_rx_chains: Rx chain to open to receive Responder's FTMs (XVT)
   * @ftm_tx_chains: Tx chain to send the ack to the Responder FTM (XVT)
   * @common_calib: The common calib value to inject to this measurement calc
   * @specific_calib: The specific calib value to inject to this measurement calc
   * @ap: per-AP request data
   */
  struct iwl_tof_range_req_cmd_v5 {
          __le32 initiator_flags;
          u8 request_id;
          u8 initiator;
          u8 one_sided_los_disable;
          u8 req_timeout;
          u8 report_policy;
          u8 reserved0;
          u8 num_of_ap;
          u8 macaddr_random;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 ftm_rx_chains;
          u8 ftm_tx_chains;
          __le16 common_calib;
          __le16 specific_calib;
          struct iwl_tof_range_req_ap_entry_v2 ap[IWL_MVM_TOF_MAX_APS];
  } __packed;
  /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
  
  /**
   * struct iwl_tof_range_req_cmd_v7 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @range_req_bssid: ranging request BSSID
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
   *      This is the session time for completing the measurement.
   * @tsf_mac_id: report the measurement start time for each ap in terms of the
   *      TSF of this mac id. 0xff to disable TSF reporting.
   * @common_calib: The common calib value to inject to this measurement calc
   * @specific_calib: The specific calib value to inject to this measurement calc
   * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
   */
  struct iwl_tof_range_req_cmd_v7 {
          __le32 initiator_flags;
          u8 request_id;
          u8 num_of_ap;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          __le32 req_timeout_ms;
          __le32 tsf_mac_id;
          __le16 common_calib;
          __le16 specific_calib;
          struct iwl_tof_range_req_ap_entry_v3 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_7 */
  
  /**
   * struct iwl_tof_range_req_cmd_v8 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @range_req_bssid: ranging request BSSID
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
   *      This is the session time for completing the measurement.
   * @tsf_mac_id: report the measurement start time for each ap in terms of the
   *      TSF of this mac id. 0xff to disable TSF reporting.
   * @common_calib: The common calib value to inject to this measurement calc
   * @specific_calib: The specific calib value to inject to this measurement calc
   * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
   */
  struct iwl_tof_range_req_cmd_v8 {
          __le32 initiator_flags;
          u8 request_id;
          u8 num_of_ap;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          __le32 req_timeout_ms;
          __le32 tsf_mac_id;
          __le16 common_calib;
          __le16 specific_calib;
          struct iwl_tof_range_req_ap_entry_v4 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_8 */
  
  /**
   * struct iwl_tof_range_req_cmd_v9 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @range_req_bssid: ranging request BSSID
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
   *      This is the session time for completing the measurement.
   * @tsf_mac_id: report the measurement start time for each ap in terms of the
   *      TSF of this mac id. 0xff to disable TSF reporting.
   * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
   */
  struct iwl_tof_range_req_cmd_v9 {
          __le32 initiator_flags;
          u8 request_id;
          u8 num_of_ap;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          __le32 req_timeout_ms;
          __le32 tsf_mac_id;
          struct iwl_tof_range_req_ap_entry_v6 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_9 */
  
  /**
   * struct iwl_tof_range_req_cmd_v11 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @range_req_bssid: ranging request BSSID
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
   *      This is the session time for completing the measurement.
   * @tsf_mac_id: report the measurement start time for each ap in terms of the
   *      TSF of this mac id. 0xff to disable TSF reporting.
   * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
   */
  struct iwl_tof_range_req_cmd_v11 {
          __le32 initiator_flags;
          u8 request_id;
          u8 num_of_ap;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          __le32 req_timeout_ms;
          __le32 tsf_mac_id;
          struct iwl_tof_range_req_ap_entry_v7 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_11 */
  
  /**
   * struct iwl_tof_range_req_cmd_v12 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @range_req_bssid: ranging request BSSID
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
   *      This is the session time for completing the measurement.
   * @tsf_mac_id: report the measurement start time for each ap in terms of the
   *      TSF of this mac id. 0xff to disable TSF reporting.
   * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
   */
  struct iwl_tof_range_req_cmd_v12 {
          __le32 initiator_flags;
          u8 request_id;
          u8 num_of_ap;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          __le32 req_timeout_ms;
          __le32 tsf_mac_id;
          struct iwl_tof_range_req_ap_entry_v8 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_12 */
  
  /**
   * struct iwl_tof_range_req_cmd_v13 - start measurement cmd
   * @initiator_flags: see flags @ iwl_tof_initiator_flags
   * @request_id: A Token incremented per request. The same Token will be
   *              sent back in the range response
   * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @range_req_bssid: ranging request BSSID
   * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
   *                Bits set to 1 shall be randomized by the UMAC
   * @macaddr_template: MAC address template to use for non-randomized bits
   * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
   *      This is the session time for completing the measurement.
   * @tsf_mac_id: report the measurement start time for each ap in terms of the
   *      TSF of this mac id. 0xff to disable TSF reporting.
   * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v9.
   */
  struct iwl_tof_range_req_cmd_v13 {
          __le32 initiator_flags;
          u8 request_id;
          u8 num_of_ap;
          u8 range_req_bssid[ETH_ALEN];
          u8 macaddr_mask[ETH_ALEN];
          u8 macaddr_template[ETH_ALEN];
          __le32 req_timeout_ms;
          __le32 tsf_mac_id;
          struct iwl_tof_range_req_ap_entry_v9 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_13 */
  
  /*
   * enum iwl_tof_range_request_status - status of the sent request
   * @IWL_TOF_RANGE_REQUEST_STATUS_SUCCESSFUL - FW successfully received the
   *      request
   * @IWL_TOF_RANGE_REQUEST_STATUS_BUSY - FW is busy with a previous request, the
   *      sent request will not be handled
   */
  enum iwl_tof_range_request_status {
          IWL_TOF_RANGE_REQUEST_STATUS_SUCCESS,
          IWL_TOF_RANGE_REQUEST_STATUS_BUSY,
  };
  
  /**
   * enum iwl_tof_entry_status
   *
   * @IWL_TOF_ENTRY_SUCCESS: successful measurement.
   * @IWL_TOF_ENTRY_GENERAL_FAILURE: General failure.
   * @IWL_TOF_ENTRY_NO_RESPONSE: Responder didn't reply to the request.
   * @IWL_TOF_ENTRY_REQUEST_REJECTED: Responder rejected the request.
   * @IWL_TOF_ENTRY_NOT_SCHEDULED: Time event was scheduled but not called yet.
   * @IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT: Time event triggered but no
   *      measurement was completed.
   * @IWL_TOF_ENTRY_TARGET_DIFF_CH_CANNOT_CHANGE: No range due inability to switch
   *      from the primary channel.
   * @IWL_TOF_ENTRY_RANGE_NOT_SUPPORTED: Device doesn't support FTM.
   * @IWL_TOF_ENTRY_REQUEST_ABORT_UNKNOWN_REASON: Request aborted due to unknown
   *      reason.
   * @IWL_TOF_ENTRY_LOCATION_INVALID_T1_T4_TIME_STAMP: Failure due to invalid
   *      T1/T4.
   * @IWL_TOF_ENTRY_11MC_PROTOCOL_FAILURE: Failure due to invalid FTM frame
   *      structure.
   * @IWL_TOF_ENTRY_REQUEST_CANNOT_SCHED: Request cannot be scheduled.
   * @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE: Responder cannot serve the
   *      initiator for some period, period supplied in @refusal_period.
   * @IWL_TOF_ENTRY_BAD_REQUEST_ARGS: Bad request arguments.
   * @IWL_TOF_ENTRY_WIFI_NOT_ENABLED: Wifi not enabled.
   * @IWL_TOF_ENTRY_RESPONDER_OVERRIDE_PARAMS: Responder override the original
   *      parameters within the current session.
   */
  enum iwl_tof_entry_status {
          IWL_TOF_ENTRY_SUCCESS = 0,
          IWL_TOF_ENTRY_GENERAL_FAILURE = 1,
          IWL_TOF_ENTRY_NO_RESPONSE = 2,
          IWL_TOF_ENTRY_REQUEST_REJECTED = 3,
          IWL_TOF_ENTRY_NOT_SCHEDULED = 4,
          IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT = 5,
          IWL_TOF_ENTRY_TARGET_DIFF_CH_CANNOT_CHANGE = 6,
          IWL_TOF_ENTRY_RANGE_NOT_SUPPORTED = 7,
          IWL_TOF_ENTRY_REQUEST_ABORT_UNKNOWN_REASON = 8,
          IWL_TOF_ENTRY_LOCATION_INVALID_T1_T4_TIME_STAMP = 9,
          IWL_TOF_ENTRY_11MC_PROTOCOL_FAILURE = 10,
          IWL_TOF_ENTRY_REQUEST_CANNOT_SCHED = 11,
          IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE = 12,
          IWL_TOF_ENTRY_BAD_REQUEST_ARGS = 13,
          IWL_TOF_ENTRY_WIFI_NOT_ENABLED = 14,
          IWL_TOF_ENTRY_RESPONDER_OVERRIDE_PARAMS = 15,
  }; /* LOCATION_RANGE_RSP_AP_ENTRY_NTFY_API_S_VER_2 */
  
  /**
   * struct iwl_tof_range_rsp_ap_entry_ntfy_v3 - AP parameters (response)
   * @bssid: BSSID of the AP
   * @measure_status: current APs measurement status, one of
   *      &enum iwl_tof_entry_status.
   * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
   * @rtt: The Round Trip Time that took for the last measurement for
   *      current AP [pSec]
   * @rtt_variance: The Variance of the RTT values measured for current AP
   * @rtt_spread: The Difference between the maximum and the minimum RTT
   *      values measured for current AP in the current session [pSec]
   * @rssi: RSSI as uploaded in the Channel Estimation notification
   * @rssi_spread: The Difference between the maximum and the minimum RSSI values
   *      measured for current AP in the current session
   * @reserved: reserved
   * @refusal_period: refusal period in case of
   *      @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
   * @range: Measured range [cm]
   * @range_variance: Measured range variance [cm]
   * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
   *      uploaded by the LMAC
   * @t2t3_initiator: as calculated from the algo in the initiator
   * @t1t4_responder: as calculated from the algo in the responder
   * @common_calib: Calib val that was used in for this AP measurement
   * @specific_calib: val that was used in for this AP measurement
   * @papd_calib_output: The result of the tof papd calibration that was injected
   *      into the algorithm.
   */
  struct iwl_tof_range_rsp_ap_entry_ntfy_v3 {
          u8 bssid[ETH_ALEN];
          u8 measure_status;
          u8 measure_bw;
          __le32 rtt;
          __le32 rtt_variance;
          __le32 rtt_spread;
          s8 rssi;
          u8 rssi_spread;
          u8 reserved;
          u8 refusal_period;
          __le32 range;
          __le32 range_variance;
          __le32 timestamp;
          __le32 t2t3_initiator;
          __le32 t1t4_responder;
          __le16 common_calib;
          __le16 specific_calib;
          __le32 papd_calib_output;
  } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_3 */
  
  /**
   * struct iwl_tof_range_rsp_ap_entry_ntfy_v4 - AP parameters (response)
   * @bssid: BSSID of the AP
   * @measure_status: current APs measurement status, one of
   *      &enum iwl_tof_entry_status.
   * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
   * @rtt: The Round Trip Time that took for the last measurement for
   *      current AP [pSec]
   * @rtt_variance: The Variance of the RTT values measured for current AP
   * @rtt_spread: The Difference between the maximum and the minimum RTT
   *      values measured for current AP in the current session [pSec]
   * @rssi: RSSI as uploaded in the Channel Estimation notification
   * @rssi_spread: The Difference between the maximum and the minimum RSSI values
   *      measured for current AP in the current session
   * @last_burst: 1 if no more FTM sessions are scheduled for this responder
   * @refusal_period: refusal period in case of
   *      @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
   * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
   *      uploaded by the LMAC
   * @start_tsf: measurement start time in TSF of the mac specified in the range
   *      request
   * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
   *      responder
   * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
   * @t2t3_initiator: as calculated from the algo in the initiator
   * @t1t4_responder: as calculated from the algo in the responder
   * @common_calib: Calib val that was used in for this AP measurement
   * @specific_calib: val that was used in for this AP measurement
   * @papd_calib_output: The result of the tof papd calibration that was injected
   *      into the algorithm.
   */
  struct iwl_tof_range_rsp_ap_entry_ntfy_v4 {
          u8 bssid[ETH_ALEN];
          u8 measure_status;
          u8 measure_bw;
          __le32 rtt;
          __le32 rtt_variance;
          __le32 rtt_spread;
          s8 rssi;
          u8 rssi_spread;
          u8 last_burst;
          u8 refusal_period;
          __le32 timestamp;
          __le32 start_tsf;
          __le32 rx_rate_n_flags;
          __le32 tx_rate_n_flags;
          __le32 t2t3_initiator;
          __le32 t1t4_responder;
          __le16 common_calib;
          __le16 specific_calib;
          __le32 papd_calib_output;
  } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_4 */
  
  /**
   * struct iwl_tof_range_rsp_ap_entry_ntfy_v5 - AP parameters (response)
   * @bssid: BSSID of the AP
   * @measure_status: current APs measurement status, one of
   *      &enum iwl_tof_entry_status.
   * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
   * @rtt: The Round Trip Time that took for the last measurement for
   *      current AP [pSec]
   * @rtt_variance: The Variance of the RTT values measured for current AP
   * @rtt_spread: The Difference between the maximum and the minimum RTT
   *      values measured for current AP in the current session [pSec]
   * @rssi: RSSI as uploaded in the Channel Estimation notification
   * @rssi_spread: The Difference between the maximum and the minimum RSSI values
   *      measured for current AP in the current session
   * @last_burst: 1 if no more FTM sessions are scheduled for this responder
   * @refusal_period: refusal period in case of
   *      @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
   * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
   *      uploaded by the LMAC
   * @start_tsf: measurement start time in TSF of the mac specified in the range
   *      request
   * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
   *      responder
   * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
   * @t2t3_initiator: as calculated from the algo in the initiator
   * @t1t4_responder: as calculated from the algo in the responder
   * @common_calib: Calib val that was used in for this AP measurement
   * @specific_calib: val that was used in for this AP measurement
   * @papd_calib_output: The result of the tof papd calibration that was injected
   *      into the algorithm.
   * @rttConfidence: a value between 0 - 31 that represents the rtt accuracy.
   * @reserved: for alignment
   */
  struct iwl_tof_range_rsp_ap_entry_ntfy_v5 {
          u8 bssid[ETH_ALEN];
          u8 measure_status;
          u8 measure_bw;
          __le32 rtt;
          __le32 rtt_variance;
          __le32 rtt_spread;
          s8 rssi;
          u8 rssi_spread;
          u8 last_burst;
          u8 refusal_period;
          __le32 timestamp;
          __le32 start_tsf;
          __le32 rx_rate_n_flags;
          __le32 tx_rate_n_flags;
          __le32 t2t3_initiator;
          __le32 t1t4_responder;
          __le16 common_calib;
          __le16 specific_calib;
          __le32 papd_calib_output;
          u8 rttConfidence;
          u8 reserved[3];
  } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_5 */
  
  /**
   * struct iwl_tof_range_rsp_ap_entry_ntfy_v6 - AP parameters (response)
   * @bssid: BSSID of the AP
   * @measure_status: current APs measurement status, one of
   *      &enum iwl_tof_entry_status.
   * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
   * @rtt: The Round Trip Time that took for the last measurement for
   *      current AP [pSec]
   * @rtt_variance: The Variance of the RTT values measured for current AP
   * @rtt_spread: The Difference between the maximum and the minimum RTT
   *      values measured for current AP in the current session [pSec]
   * @rssi: RSSI as uploaded in the Channel Estimation notification
   * @rssi_spread: The Difference between the maximum and the minimum RSSI values
   *      measured for current AP in the current session
   * @last_burst: 1 if no more FTM sessions are scheduled for this responder
   * @refusal_period: refusal period in case of
   *      @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
   * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
   *      uploaded by the LMAC
   * @start_tsf: measurement start time in TSF of the mac specified in the range
   *      request
   * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
   *      responder
   * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
   * @t2t3_initiator: as calculated from the algo in the initiator
   * @t1t4_responder: as calculated from the algo in the responder
   * @common_calib: Calib val that was used in for this AP measurement
   * @specific_calib: val that was used in for this AP measurement
   * @papd_calib_output: The result of the tof papd calibration that was injected
   *      into the algorithm.
   * @rttConfidence: a value between 0 - 31 that represents the rtt accuracy.
   * @reserved: for alignment
   * @rx_pn: the last PN used for this responder Rx in case PMF is configured in
   *      LE byte order.
   * @tx_pn: the last PN used for this responder Tx in case PMF is configured in
   *      LE byte order.
   */
  struct iwl_tof_range_rsp_ap_entry_ntfy_v6 {
          u8 bssid[ETH_ALEN];
          u8 measure_status;
          u8 measure_bw;
          __le32 rtt;
          __le32 rtt_variance;
          __le32 rtt_spread;
          s8 rssi;
          u8 rssi_spread;
          u8 last_burst;
          u8 refusal_period;
          __le32 timestamp;
          __le32 start_tsf;
          __le32 rx_rate_n_flags;
          __le32 tx_rate_n_flags;
          __le32 t2t3_initiator;
          __le32 t1t4_responder;
          __le16 common_calib;
          __le16 specific_calib;
          __le32 papd_calib_output;
          u8 rttConfidence;
          u8 reserved[3];
          u8 rx_pn[IEEE80211_CCMP_PN_LEN];
          u8 tx_pn[IEEE80211_CCMP_PN_LEN];
  } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_6,
                 LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_7 */
  
  
  /**
   * enum iwl_tof_response_status - tof response status
   *
   * @IWL_TOF_RESPONSE_SUCCESS: successful range.
   * @IWL_TOF_RESPONSE_TIMEOUT: request aborted due to timeout expiration.
   *      partial result of ranges done so far is included in the response.
   * @IWL_TOF_RESPONSE_ABORTED: Measurement aborted by command.
   * @IWL_TOF_RESPONSE_FAILED: Measurement request command failed.
   */
  enum iwl_tof_response_status {
          IWL_TOF_RESPONSE_SUCCESS = 0,
          IWL_TOF_RESPONSE_TIMEOUT = 1,
          IWL_TOF_RESPONSE_ABORTED = 4,
          IWL_TOF_RESPONSE_FAILED  = 5,
  }; /* LOCATION_RNG_RSP_STATUS */
  
  /**
   * struct iwl_tof_range_rsp_ntfy_v5 - ranging response notification
   * @request_id: A Token ID of the corresponding Range request
   * @request_status: status of current measurement session, one of
   *      &enum iwl_tof_response_status.
   * @last_in_batch: reprot policy (when not all responses are uploaded at once)
   * @num_of_aps: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
   * @ap: per-AP data
   */
  struct iwl_tof_range_rsp_ntfy_v5 {
          u8 request_id;
          u8 request_status;
          u8 last_in_batch;
          u8 num_of_aps;
          struct iwl_tof_range_rsp_ap_entry_ntfy_v3 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_5 */
  
  /**
   * struct iwl_tof_range_rsp_ntfy_v6 - ranging response notification
   * @request_id: A Token ID of the corresponding Range request
   * @num_of_aps: Number of APs results
   * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
   * @reserved: reserved
   * @ap: per-AP data
   */
  struct iwl_tof_range_rsp_ntfy_v6 {
          u8 request_id;
          u8 num_of_aps;
          u8 last_report;
          u8 reserved;
          struct iwl_tof_range_rsp_ap_entry_ntfy_v4 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_6 */
  
  /**
   * struct iwl_tof_range_rsp_ntfy_v7 - ranging response notification
   * @request_id: A Token ID of the corresponding Range request
   * @num_of_aps: Number of APs results
   * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
   * @reserved: reserved
   * @ap: per-AP data
   */
  struct iwl_tof_range_rsp_ntfy_v7 {
          u8 request_id;
          u8 num_of_aps;
          u8 last_report;
          u8 reserved;
          struct iwl_tof_range_rsp_ap_entry_ntfy_v5 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_7 */
  
  /**
   * struct iwl_tof_range_rsp_ntfy_v8 - ranging response notification
   * @request_id: A Token ID of the corresponding Range request
   * @num_of_aps: Number of APs results
   * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
   * @reserved: reserved
   * @ap: per-AP data
   */
  struct iwl_tof_range_rsp_ntfy_v8 {
          u8 request_id;
          u8 num_of_aps;
          u8 last_report;
          u8 reserved;
          struct iwl_tof_range_rsp_ap_entry_ntfy_v6 ap[IWL_MVM_TOF_MAX_APS];
  } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_8,
                 LOCATION_RANGE_RSP_NTFY_API_S_VER_9 */
  
  #define IWL_MVM_TOF_MCSI_BUF_SIZE  (245)
  /**
   * struct iwl_tof_mcsi_notif - used for debug
   * @token: token ID for the current session
   * @role: '' - initiator, '1' - responder
   * @reserved: reserved
   * @initiator_bssid: initiator machine
   * @responder_bssid: responder machine
   * @mcsi_buffer: debug data
   */
  struct iwl_tof_mcsi_notif {
          u8 token;
          u8 role;
          __le16 reserved;
          u8 initiator_bssid[ETH_ALEN];
          u8 responder_bssid[ETH_ALEN];
          u8 mcsi_buffer[IWL_MVM_TOF_MCSI_BUF_SIZE * 4];
  } __packed;
  
  /**
   * struct iwl_tof_range_abort_cmd
   * @request_id: corresponds to a range request
   * @reserved: reserved
   */
  struct iwl_tof_range_abort_cmd {
          u8 request_id;
          u8 reserved[3];
  } __packed;
  
  enum ftm_responder_stats_flags {
          FTM_RESP_STAT_NON_ASAP_STARTED = BIT(0),
          FTM_RESP_STAT_NON_ASAP_IN_WIN = BIT(1),
          FTM_RESP_STAT_NON_ASAP_OUT_WIN = BIT(2),
          FTM_RESP_STAT_TRIGGER_DUP = BIT(3),
          FTM_RESP_STAT_DUP = BIT(4),
          FTM_RESP_STAT_DUP_IN_WIN = BIT(5),
          FTM_RESP_STAT_DUP_OUT_WIN = BIT(6),
          FTM_RESP_STAT_SCHED_SUCCESS = BIT(7),
          FTM_RESP_STAT_ASAP_REQ = BIT(8),
          FTM_RESP_STAT_NON_ASAP_REQ = BIT(9),
          FTM_RESP_STAT_ASAP_RESP = BIT(10),
          FTM_RESP_STAT_NON_ASAP_RESP = BIT(11),
          FTM_RESP_STAT_FAIL_INITIATOR_INACTIVE = BIT(12),
          FTM_RESP_STAT_FAIL_INITIATOR_OUT_WIN = BIT(13),
          FTM_RESP_STAT_FAIL_INITIATOR_RETRY_LIM = BIT(14),
          FTM_RESP_STAT_FAIL_NEXT_SERVED = BIT(15),
          FTM_RESP_STAT_FAIL_TRIGGER_ERR = BIT(16),
          FTM_RESP_STAT_FAIL_GC = BIT(17),
          FTM_RESP_STAT_SUCCESS = BIT(18),
          FTM_RESP_STAT_INTEL_IE = BIT(19),
          FTM_RESP_STAT_INITIATOR_ACTIVE = BIT(20),
          FTM_RESP_STAT_MEASUREMENTS_AVAILABLE = BIT(21),
          FTM_RESP_STAT_TRIGGER_UNKNOWN = BIT(22),
          FTM_RESP_STAT_PROCESS_FAIL = BIT(23),
          FTM_RESP_STAT_ACK = BIT(24),
          FTM_RESP_STAT_NACK = BIT(25),
          FTM_RESP_STAT_INVALID_INITIATOR_ID = BIT(26),
          FTM_RESP_STAT_TIMER_MIN_DELTA = BIT(27),
          FTM_RESP_STAT_INITIATOR_REMOVED = BIT(28),
          FTM_RESP_STAT_INITIATOR_ADDED = BIT(29),
          FTM_RESP_STAT_ERR_LIST_FULL = BIT(30),
          FTM_RESP_STAT_INITIATOR_SCHED_NOW = BIT(31),
  }; /* RESP_IND_E */
  
  /**
   * struct iwl_ftm_responder_stats - FTM responder statistics
   * @addr: initiator address
   * @success_ftm: number of successful ftm frames
   * @ftm_per_burst: num of FTM frames that were received
   * @flags: &enum ftm_responder_stats_flags
   * @duration: actual duration of FTM
   * @allocated_duration: time that was allocated for this FTM session
   * @bw: FTM request bandwidth
   * @rate: FTM request rate
   * @reserved: for alingment and future use
   */
  struct iwl_ftm_responder_stats {
          u8 addr[ETH_ALEN];
          u8 success_ftm;
          u8 ftm_per_burst;
          __le32 flags;
          __le32 duration;
          __le32 allocated_duration;
          u8 bw;
          u8 rate;
          __le16 reserved;
  } __packed; /* TOF_RESPONDER_STATISTICS_NTFY_S_VER_2 */
  
  #define IWL_CSI_MAX_EXPECTED_CHUNKS             16
  
  #define IWL_CSI_CHUNK_CTL_NUM_MASK_VER_1        0x0003
  #define IWL_CSI_CHUNK_CTL_IDX_MASK_VER_1        0x000c
  
  #define IWL_CSI_CHUNK_CTL_NUM_MASK_VER_2        0x00ff
  #define IWL_CSI_CHUNK_CTL_IDX_MASK_VER_2        0xff00
  
  struct iwl_csi_chunk_notification {
          __le32 token;
          __le16 seq;
          __le16 ctl;
          __le32 size;
          u8 data[];
  } __packed; /* CSI_CHUNKS_HDR_NTFY_API_S_VER_1/VER_2 */
  
  #endif /* __iwl_fw_api_location_h__ */

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