xref: /linux/drivers/net/wireless/intel/iwlwifi/fw/api/location.h (revision 15a1fbdcfb519c2bd291ed01c6c94e0b89537a77)
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62 #ifndef __iwl_fw_api_location_h__
63 #define __iwl_fw_api_location_h__
64 
65 /**
66  * enum iwl_location_subcmd_ids - location group command IDs
67  */
68 enum iwl_location_subcmd_ids {
69 	/**
70 	 * @TOF_RANGE_REQ_CMD: TOF ranging request,
71 	 *	uses &struct iwl_tof_range_req_cmd
72 	 */
73 	TOF_RANGE_REQ_CMD = 0x0,
74 	/**
75 	 * @TOF_CONFIG_CMD: TOF configuration, uses &struct iwl_tof_config_cmd
76 	 */
77 	TOF_CONFIG_CMD = 0x1,
78 	/**
79 	 * @TOF_RANGE_ABORT_CMD: abort ongoing ranging, uses
80 	 *	&struct iwl_tof_range_abort_cmd
81 	 */
82 	TOF_RANGE_ABORT_CMD = 0x2,
83 	/**
84 	 * @TOF_RANGE_REQ_EXT_CMD: TOF extended ranging config,
85 	 *	uses &struct iwl_tof_range_req_ext_cmd
86 	 */
87 	TOF_RANGE_REQ_EXT_CMD = 0x3,
88 	/**
89 	 * @TOF_RESPONDER_CONFIG_CMD: FTM responder configuration,
90 	 *	uses &struct iwl_tof_responder_config_cmd
91 	 */
92 	TOF_RESPONDER_CONFIG_CMD = 0x4,
93 	/**
94 	 * @TOF_RESPONDER_DYN_CONFIG_CMD: FTM dynamic configuration,
95 	 *	uses &struct iwl_tof_responder_dyn_config_cmd
96 	 */
97 	TOF_RESPONDER_DYN_CONFIG_CMD = 0x5,
98 	/**
99 	 * @CSI_HEADER_NOTIFICATION: CSI header
100 	 */
101 	CSI_HEADER_NOTIFICATION = 0xFA,
102 	/**
103 	 * @CSI_CHUNKS_NOTIFICATION: CSI chunk,
104 	 *	uses &struct iwl_csi_chunk_notification
105 	 */
106 	CSI_CHUNKS_NOTIFICATION = 0xFB,
107 	/**
108 	 * @TOF_LC_NOTIF: used for LCI/civic location, contains just
109 	 *	the action frame
110 	 */
111 	TOF_LC_NOTIF = 0xFC,
112 	/**
113 	 * @TOF_RESPONDER_STATS: FTM responder statistics notification,
114 	 *	uses &struct iwl_ftm_responder_stats
115 	 */
116 	TOF_RESPONDER_STATS = 0xFD,
117 	/**
118 	 * @TOF_MCSI_DEBUG_NOTIF: MCSI debug notification, uses
119 	 *	&struct iwl_tof_mcsi_notif
120 	 */
121 	TOF_MCSI_DEBUG_NOTIF = 0xFE,
122 	/**
123 	 * @TOF_RANGE_RESPONSE_NOTIF: ranging response, using
124 	 *	&struct iwl_tof_range_rsp_ntfy
125 	 */
126 	TOF_RANGE_RESPONSE_NOTIF = 0xFF,
127 };
128 
129 /**
130  * struct iwl_tof_config_cmd - ToF configuration
131  * @tof_disabled: indicates if ToF is disabled (or not)
132  * @one_sided_disabled: indicates if one-sided is disabled (or not)
133  * @is_debug_mode: indiciates if debug mode is active
134  * @is_buf_required: indicates if channel estimation buffer is required
135  */
136 struct iwl_tof_config_cmd {
137 	u8 tof_disabled;
138 	u8 one_sided_disabled;
139 	u8 is_debug_mode;
140 	u8 is_buf_required;
141 } __packed;
142 
143 /**
144  * enum iwl_tof_bandwidth - values for iwl_tof_range_req_ap_entry.bandwidth
145  * @IWL_TOF_BW_20_LEGACY: 20 MHz non-HT
146  * @IWL_TOF_BW_20_HT: 20 MHz HT
147  * @IWL_TOF_BW_40: 40 MHz
148  * @IWL_TOF_BW_80: 80 MHz
149  * @IWL_TOF_BW_160: 160 MHz
150  */
151 enum iwl_tof_bandwidth {
152 	IWL_TOF_BW_20_LEGACY,
153 	IWL_TOF_BW_20_HT,
154 	IWL_TOF_BW_40,
155 	IWL_TOF_BW_80,
156 	IWL_TOF_BW_160,
157 }; /* LOCAT_BW_TYPE_E */
158 
159 /*
160  * enum iwl_tof_algo_type - Algorithym type for range measurement request
161  */
162 enum iwl_tof_algo_type {
163 	IWL_TOF_ALGO_TYPE_MAX_LIKE	= 0,
164 	IWL_TOF_ALGO_TYPE_LINEAR_REG	= 1,
165 	IWL_TOF_ALGO_TYPE_FFT		= 2,
166 
167 	/* Keep last */
168 	IWL_TOF_ALGO_TYPE_INVALID,
169 }; /* ALGO_TYPE_E */
170 
171 /*
172  * enum iwl_tof_mcsi_ntfy - Enable/Disable MCSI notifications
173  */
174 enum iwl_tof_mcsi_enable {
175 	IWL_TOF_MCSI_DISABLED = 0,
176 	IWL_TOF_MCSI_ENABLED = 1,
177 }; /* MCSI_ENABLE_E */
178 
179 /**
180  * enum iwl_tof_responder_cmd_valid_field - valid fields in the responder cfg
181  * @IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO: channel info is valid
182  * @IWL_TOF_RESPONDER_CMD_VALID_TOA_OFFSET: ToA offset is valid
183  * @IWL_TOF_RESPONDER_CMD_VALID_COMMON_CALIB: common calibration mode is valid
184  * @IWL_TOF_RESPONDER_CMD_VALID_SPECIFIC_CALIB: spefici calibration mode is
185  *	valid
186  * @IWL_TOF_RESPONDER_CMD_VALID_BSSID: BSSID is valid
187  * @IWL_TOF_RESPONDER_CMD_VALID_TX_ANT: TX antenna is valid
188  * @IWL_TOF_RESPONDER_CMD_VALID_ALGO_TYPE: algorithm type is valid
189  * @IWL_TOF_RESPONDER_CMD_VALID_NON_ASAP_SUPPORT: non-ASAP support is valid
190  * @IWL_TOF_RESPONDER_CMD_VALID_STATISTICS_REPORT_SUPPORT: statistics report
191  *	support is valid
192  * @IWL_TOF_RESPONDER_CMD_VALID_MCSI_NOTIF_SUPPORT: MCSI notification support
193  *	is valid
194  * @IWL_TOF_RESPONDER_CMD_VALID_FAST_ALGO_SUPPORT: fast algorithm support
195  *	is valid
196  * @IWL_TOF_RESPONDER_CMD_VALID_RETRY_ON_ALGO_FAIL: retry on algorithm failure
197  *	is valid
198  * @IWL_TOF_RESPONDER_CMD_VALID_STA_ID: station ID is valid
199  */
200 enum iwl_tof_responder_cmd_valid_field {
201 	IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO = BIT(0),
202 	IWL_TOF_RESPONDER_CMD_VALID_TOA_OFFSET = BIT(1),
203 	IWL_TOF_RESPONDER_CMD_VALID_COMMON_CALIB = BIT(2),
204 	IWL_TOF_RESPONDER_CMD_VALID_SPECIFIC_CALIB = BIT(3),
205 	IWL_TOF_RESPONDER_CMD_VALID_BSSID = BIT(4),
206 	IWL_TOF_RESPONDER_CMD_VALID_TX_ANT = BIT(5),
207 	IWL_TOF_RESPONDER_CMD_VALID_ALGO_TYPE = BIT(6),
208 	IWL_TOF_RESPONDER_CMD_VALID_NON_ASAP_SUPPORT = BIT(7),
209 	IWL_TOF_RESPONDER_CMD_VALID_STATISTICS_REPORT_SUPPORT = BIT(8),
210 	IWL_TOF_RESPONDER_CMD_VALID_MCSI_NOTIF_SUPPORT = BIT(9),
211 	IWL_TOF_RESPONDER_CMD_VALID_FAST_ALGO_SUPPORT = BIT(10),
212 	IWL_TOF_RESPONDER_CMD_VALID_RETRY_ON_ALGO_FAIL = BIT(11),
213 	IWL_TOF_RESPONDER_CMD_VALID_STA_ID = BIT(12),
214 };
215 
216 /**
217  * enum iwl_tof_responder_cfg_flags - responder configuration flags
218  * @IWL_TOF_RESPONDER_FLAGS_NON_ASAP_SUPPORT: non-ASAP support
219  * @IWL_TOF_RESPONDER_FLAGS_REPORT_STATISTICS: report statistics
220  * @IWL_TOF_RESPONDER_FLAGS_REPORT_MCSI: report MCSI
221  * @IWL_TOF_RESPONDER_FLAGS_ALGO_TYPE: algorithm type
222  * @IWL_TOF_RESPONDER_FLAGS_TOA_OFFSET_MODE: ToA offset mode
223  * @IWL_TOF_RESPONDER_FLAGS_COMMON_CALIB_MODE: common calibration mode
224  * @IWL_TOF_RESPONDER_FLAGS_SPECIFIC_CALIB_MODE: specific calibration mode
225  * @IWL_TOF_RESPONDER_FLAGS_FAST_ALGO_SUPPORT: fast algorithm support
226  * @IWL_TOF_RESPONDER_FLAGS_RETRY_ON_ALGO_FAIL: retry on algorithm fail
227  * @IWL_TOF_RESPONDER_FLAGS_FTM_TX_ANT: TX antenna mask
228  */
229 enum iwl_tof_responder_cfg_flags {
230 	IWL_TOF_RESPONDER_FLAGS_NON_ASAP_SUPPORT = BIT(0),
231 	IWL_TOF_RESPONDER_FLAGS_REPORT_STATISTICS = BIT(1),
232 	IWL_TOF_RESPONDER_FLAGS_REPORT_MCSI = BIT(2),
233 	IWL_TOF_RESPONDER_FLAGS_ALGO_TYPE = BIT(3) | BIT(4) | BIT(5),
234 	IWL_TOF_RESPONDER_FLAGS_TOA_OFFSET_MODE = BIT(6),
235 	IWL_TOF_RESPONDER_FLAGS_COMMON_CALIB_MODE = BIT(7),
236 	IWL_TOF_RESPONDER_FLAGS_SPECIFIC_CALIB_MODE = BIT(8),
237 	IWL_TOF_RESPONDER_FLAGS_FAST_ALGO_SUPPORT = BIT(9),
238 	IWL_TOF_RESPONDER_FLAGS_RETRY_ON_ALGO_FAIL = BIT(10),
239 	IWL_TOF_RESPONDER_FLAGS_FTM_TX_ANT = RATE_MCS_ANT_ABC_MSK,
240 };
241 
242 /**
243  * struct iwl_tof_responder_config_cmd_v6 - ToF AP mode (for debug)
244  * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
245  * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
246  * @bandwidth: current AP Bandwidth: &enum iwl_tof_bandwidth
247  * @rate: current AP rate
248  * @channel_num: current AP Channel
249  * @ctrl_ch_position: coding of the control channel position relative to
250  *	the center frequency, see iwl_mvm_get_ctrl_pos()
251  * @sta_id: index of the AP STA when in AP mode
252  * @reserved1: reserved
253  * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
254  *	purposes, simulating station movement by adding various values
255  *	to this field
256  * @common_calib: XVT: common calibration value
257  * @specific_calib: XVT: specific calibration value
258  * @bssid: Current AP BSSID
259  * @reserved2: reserved
260  */
261 struct iwl_tof_responder_config_cmd_v6 {
262 	__le32 cmd_valid_fields;
263 	__le32 responder_cfg_flags;
264 	u8 bandwidth;
265 	u8 rate;
266 	u8 channel_num;
267 	u8 ctrl_ch_position;
268 	u8 sta_id;
269 	u8 reserved1;
270 	__le16 toa_offset;
271 	__le16 common_calib;
272 	__le16 specific_calib;
273 	u8 bssid[ETH_ALEN];
274 	__le16 reserved2;
275 } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_6 */
276 
277 /**
278  * struct iwl_tof_responder_config_cmd - ToF AP mode (for debug)
279  * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
280  * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
281  * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
282  *             bits 4 - 7: &enum iwl_location_bw.
283  * @rate: current AP rate
284  * @channel_num: current AP Channel
285  * @ctrl_ch_position: coding of the control channel position relative to
286  *	the center frequency, see iwl_mvm_get_ctrl_pos()
287  * @sta_id: index of the AP STA when in AP mode
288  * @reserved1: reserved
289  * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
290  *	purposes, simulating station movement by adding various values
291  *	to this field
292  * @common_calib: XVT: common calibration value
293  * @specific_calib: XVT: specific calibration value
294  * @bssid: Current AP BSSID
295  * @reserved2: reserved
296  */
297 struct iwl_tof_responder_config_cmd {
298 	__le32 cmd_valid_fields;
299 	__le32 responder_cfg_flags;
300 	u8 format_bw;
301 	u8 rate;
302 	u8 channel_num;
303 	u8 ctrl_ch_position;
304 	u8 sta_id;
305 	u8 reserved1;
306 	__le16 toa_offset;
307 	__le16 common_calib;
308 	__le16 specific_calib;
309 	u8 bssid[ETH_ALEN];
310 	__le16 reserved2;
311 } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_6 */
312 
313 #define IWL_LCI_CIVIC_IE_MAX_SIZE	400
314 
315 /**
316  * struct iwl_tof_responder_dyn_config_cmd - Dynamic responder settings
317  * @lci_len: The length of the 1st (LCI) part in the @lci_civic buffer
318  * @civic_len: The length of the 2nd (CIVIC) part in the @lci_civic buffer
319  * @lci_civic: The LCI/CIVIC buffer. LCI data (if exists) comes first, then, if
320  *	needed, 0-padding such that the next part is dword-aligned, then CIVIC
321  *	data (if exists) follows, and then 0-padding again to complete a
322  *	4-multiple long buffer.
323  */
324 struct iwl_tof_responder_dyn_config_cmd {
325 	__le32 lci_len;
326 	__le32 civic_len;
327 	u8 lci_civic[];
328 } __packed; /* TOF_RESPONDER_DYN_CONFIG_CMD_API_S_VER_2 */
329 
330 /**
331  * struct iwl_tof_range_req_ext_cmd - extended range req for WLS
332  * @tsf_timer_offset_msec: the recommended time offset (mSec) from the AP's TSF
333  * @reserved: reserved
334  * @min_delta_ftm: Minimal time between two consecutive measurements,
335  *		   in units of 100us. 0 means no preference by station
336  * @ftm_format_and_bw20M: FTM Channel Spacing/Format for 20MHz: recommended
337  *			value be sent to the AP
338  * @ftm_format_and_bw40M: FTM Channel Spacing/Format for 40MHz: recommended
339  *			value to be sent to the AP
340  * @ftm_format_and_bw80M: FTM Channel Spacing/Format for 80MHz: recommended
341  *			value to be sent to the AP
342  */
343 struct iwl_tof_range_req_ext_cmd {
344 	__le16 tsf_timer_offset_msec;
345 	__le16 reserved;
346 	u8 min_delta_ftm;
347 	u8 ftm_format_and_bw20M;
348 	u8 ftm_format_and_bw40M;
349 	u8 ftm_format_and_bw80M;
350 } __packed;
351 
352 /**
353  * enum iwl_tof_location_query - values for query bitmap
354  * @IWL_TOF_LOC_LCI: query LCI
355  * @IWL_TOF_LOC_CIVIC: query civic
356  */
357 enum iwl_tof_location_query {
358 	IWL_TOF_LOC_LCI = 0x01,
359 	IWL_TOF_LOC_CIVIC = 0x02,
360 };
361 
362  /**
363  * struct iwl_tof_range_req_ap_entry_v2 - AP configuration parameters
364  * @channel_num: Current AP Channel
365  * @bandwidth: Current AP Bandwidth. One of iwl_tof_bandwidth.
366  * @tsf_delta_direction: TSF relatively to the subject AP
367  * @ctrl_ch_position: Coding of the control channel position relative to the
368  *	center frequency, see iwl_mvm_get_ctrl_pos().
369  * @bssid: AP's BSSID
370  * @measure_type: Measurement type: 0 - two sided, 1 - One sided
371  * @num_of_bursts: Recommended value to be sent to the AP.  2s Exponent of the
372  *	number of measurement iterations (min 2^0 = 1, max 2^14)
373  * @burst_period: Recommended value to be sent to the AP. Measurement
374  *	periodicity In units of 100ms. ignored if num_of_bursts = 0
375  * @samples_per_burst: 2-sided: the number of FTMs pairs in single Burst (1-31);
376  *	1-sided: how many rts/cts pairs should be used per burst.
377  * @retries_per_sample: Max number of retries that the LMAC should send
378  *	in case of no replies by the AP.
379  * @tsf_delta: TSF Delta in units of microseconds.
380  *	The difference between the AP TSF and the device local clock.
381  * @location_req: Location Request Bit[0] LCI should be sent in the FTMR;
382  *	Bit[1] Civic should be sent in the FTMR
383  * @asap_mode: 0 - non asap mode, 1 - asap mode (not relevant for one sided)
384  * @enable_dyn_ack: Enable Dynamic ACK BW.
385  *	0: Initiator interact with regular AP;
386  *	1: Initiator interact with Responder machine: need to send the
387  *	Initiator Acks with HT 40MHz / 80MHz, since the Responder should
388  *	use it for its ch est measurement (this flag will be set when we
389  *	configure the opposite machine to be Responder).
390  * @rssi: Last received value
391  *	legal values: -128-0 (0x7f). above 0x0 indicating an invalid value.
392  * @algo_type: &enum iwl_tof_algo_type
393  * @notify_mcsi: &enum iwl_tof_mcsi_ntfy.
394  * @reserved: For alignment and future use
395  */
396 struct iwl_tof_range_req_ap_entry_v2 {
397 	u8 channel_num;
398 	u8 bandwidth;
399 	u8 tsf_delta_direction;
400 	u8 ctrl_ch_position;
401 	u8 bssid[ETH_ALEN];
402 	u8 measure_type;
403 	u8 num_of_bursts;
404 	__le16 burst_period;
405 	u8 samples_per_burst;
406 	u8 retries_per_sample;
407 	__le32 tsf_delta;
408 	u8 location_req;
409 	u8 asap_mode;
410 	u8 enable_dyn_ack;
411 	s8 rssi;
412 	u8 algo_type;
413 	u8 notify_mcsi;
414 	__le16 reserved;
415 } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_2 */
416 
417 /**
418  * enum iwl_initiator_ap_flags - per responder FTM configuration flags
419  * @IWL_INITIATOR_AP_FLAGS_ASAP: Request for ASAP measurement.
420  * @IWL_INITIATOR_AP_FLAGS_LCI_REQUEST: Request for LCI information
421  * @IWL_INITIATOR_AP_FLAGS_CIVIC_REQUEST: Request for CIVIC information
422  * @IWL_INITIATOR_AP_FLAGS_DYN_ACK: Send HT/VHT ack for FTM frames. If not set,
423  *	20Mhz dup acks will be sent.
424  * @IWL_INITIATOR_AP_FLAGS_ALGO_LR: Use LR algo type for rtt calculation.
425  *	Default algo type is ML.
426  * @IWL_INITIATOR_AP_FLAGS_ALGO_FFT: Use FFT algo type for rtt calculation.
427  *	Default algo type is ML.
428  * @IWL_INITIATOR_AP_FLAGS_MCSI_REPORT: Send the MCSI for each FTM frame to the
429  *	driver.
430  */
431 enum iwl_initiator_ap_flags {
432 	IWL_INITIATOR_AP_FLAGS_ASAP = BIT(1),
433 	IWL_INITIATOR_AP_FLAGS_LCI_REQUEST = BIT(2),
434 	IWL_INITIATOR_AP_FLAGS_CIVIC_REQUEST = BIT(3),
435 	IWL_INITIATOR_AP_FLAGS_DYN_ACK = BIT(4),
436 	IWL_INITIATOR_AP_FLAGS_ALGO_LR = BIT(5),
437 	IWL_INITIATOR_AP_FLAGS_ALGO_FFT = BIT(6),
438 	IWL_INITIATOR_AP_FLAGS_MCSI_REPORT = BIT(8),
439 };
440 
441 /**
442  * struct iwl_tof_range_req_ap_entry_v3 - AP configuration parameters
443  * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
444  * @channel_num: AP Channel number
445  * @bandwidth: AP bandwidth. One of iwl_tof_bandwidth.
446  * @ctrl_ch_position: Coding of the control channel position relative to the
447  *	center frequency, see iwl_mvm_get_ctrl_pos().
448  * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
449  *	reply from the AP.
450  * @bssid: AP's BSSID
451  * @burst_period: Recommended value to be sent to the AP. Measurement
452  *	periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
453  * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
454  * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
455  *	the number of measurement iterations (min 2^0 = 1, max 2^14)
456  * @reserved: For alignment and future use
457  * @tsf_delta: not in use
458  */
459 struct iwl_tof_range_req_ap_entry_v3 {
460 	__le32 initiator_ap_flags;
461 	u8 channel_num;
462 	u8 bandwidth;
463 	u8 ctrl_ch_position;
464 	u8 ftmr_max_retries;
465 	u8 bssid[ETH_ALEN];
466 	__le16 burst_period;
467 	u8 samples_per_burst;
468 	u8 num_of_bursts;
469 	__le16 reserved;
470 	__le32 tsf_delta;
471 } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_3 */
472 
473 /**
474  * enum iwl_location_frame_format - location frame formats
475  * @IWL_LOCATION_FRAME_FORMAT_LEGACY: legacy
476  * @IWL_LOCATION_FRAME_FORMAT_HT: HT
477  * @IWL_LOCATION_FRAME_FORMAT_VHT: VHT
478  * @IWL_LOCATION_FRAME_FORMAT_HE: HE
479  */
480 enum iwl_location_frame_format {
481 	IWL_LOCATION_FRAME_FORMAT_LEGACY,
482 	IWL_LOCATION_FRAME_FORMAT_HT,
483 	IWL_LOCATION_FRAME_FORMAT_VHT,
484 	IWL_LOCATION_FRAME_FORMAT_HE,
485 };
486 
487 /**
488  * enum iwl_location_bw - location bandwidth selection
489  * @IWL_LOCATION_BW_20MHZ: 20MHz
490  * @IWL_LOCATION_BW_40MHZ: 40MHz
491  * @IWL_LOCATION_BW_80MHZ: 80MHz
492  */
493 enum iwl_location_bw {
494 	IWL_LOCATION_BW_20MHZ,
495 	IWL_LOCATION_BW_40MHZ,
496 	IWL_LOCATION_BW_80MHZ,
497 };
498 
499 #define HLTK_11AZ_LEN	32
500 #define TK_11AZ_LEN	32
501 
502 #define LOCATION_BW_POS	4
503 
504 /**
505  * struct iwl_tof_range_req_ap_entry - AP configuration parameters
506  * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
507  * @channel_num: AP Channel number
508  * @format_bw: bits 0 - 3: &enum iwl_location_frame_format.
509  *             bits 4 - 7: &enum iwl_location_bw.
510  * @ctrl_ch_position: Coding of the control channel position relative to the
511  *	center frequency, see iwl_mvm_get_ctrl_pos().
512  * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
513  *	reply from the AP.
514  * @bssid: AP's BSSID
515  * @burst_period: Recommended value to be sent to the AP. Measurement
516  *	periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
517  * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
518  * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
519  *	the number of measurement iterations (min 2^0 = 1, max 2^14)
520  * @reserved: For alignment and future use
521  * @hltk: HLTK to be used for secured 11az measurement
522  * @tk: TK to be used for secured 11az measurement
523  */
524 struct iwl_tof_range_req_ap_entry {
525 	__le32 initiator_ap_flags;
526 	u8 channel_num;
527 	u8 format_bw;
528 	u8 ctrl_ch_position;
529 	u8 ftmr_max_retries;
530 	u8 bssid[ETH_ALEN];
531 	__le16 burst_period;
532 	u8 samples_per_burst;
533 	u8 num_of_bursts;
534 	__le16 reserved;
535 	u8 hltk[HLTK_11AZ_LEN];
536 	u8 tk[TK_11AZ_LEN];
537 } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_4 */
538 
539 /**
540  * enum iwl_tof_response_mode
541  * @IWL_MVM_TOF_RESPONSE_ASAP: report each AP measurement separately as soon as
542  *			       possible (not supported for this release)
543  * @IWL_MVM_TOF_RESPONSE_TIMEOUT: report all AP measurements as a batch upon
544  *				  timeout expiration
545  * @IWL_MVM_TOF_RESPONSE_COMPLETE: report all AP measurements as a batch at the
546  *				   earlier of: measurements completion / timeout
547  *				   expiration.
548  */
549 enum iwl_tof_response_mode {
550 	IWL_MVM_TOF_RESPONSE_ASAP,
551 	IWL_MVM_TOF_RESPONSE_TIMEOUT,
552 	IWL_MVM_TOF_RESPONSE_COMPLETE,
553 };
554 
555 /**
556  * enum iwl_tof_initiator_flags
557  *
558  * @IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED: disable fast algo, meaning run
559  *	the algo on ant A+B, instead of only one of them.
560  * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_A: open RX antenna A for FTMs RX
561  * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_B: open RX antenna B for FTMs RX
562  * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_C: open RX antenna C for FTMs RX
563  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A: use antenna A fo TX ACKs during FTM
564  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B: use antenna B fo TX ACKs during FTM
565  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C: use antenna C fo TX ACKs during FTM
566  * @IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM: use random mac address for FTM
567  * @IWL_TOF_INITIATOR_FLAGS_SPECIFIC_CALIB: use the specific calib value from
568  *	the range request command
569  * @IWL_TOF_INITIATOR_FLAGS_COMMON_CALIB: use the common calib value from the
570  *	ragne request command
571  * @IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT: support non-asap measurements
572  */
573 enum iwl_tof_initiator_flags {
574 	IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED = BIT(0),
575 	IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_A = BIT(1),
576 	IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_B = BIT(2),
577 	IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_C = BIT(3),
578 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A = BIT(4),
579 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B = BIT(5),
580 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C = BIT(6),
581 	IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM = BIT(7),
582 	IWL_TOF_INITIATOR_FLAGS_SPECIFIC_CALIB = BIT(15),
583 	IWL_TOF_INITIATOR_FLAGS_COMMON_CALIB   = BIT(16),
584 	IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT = BIT(20),
585 }; /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
586 
587 #define IWL_MVM_TOF_MAX_APS 5
588 #define IWL_MVM_TOF_MAX_TWO_SIDED_APS 5
589 
590 /**
591  * struct iwl_tof_range_req_cmd_v5 - start measurement cmd
592  * @initiator_flags: see flags @ iwl_tof_initiator_flags
593  * @request_id: A Token incremented per request. The same Token will be
594  *		sent back in the range response
595  * @initiator: 0- NW initiated,  1 - Client Initiated
596  * @one_sided_los_disable: '0'- run ML-Algo for both ToF/OneSided,
597  *			   '1' - run ML-Algo for ToF only
598  * @req_timeout: Requested timeout of the response in units of 100ms.
599  *	     This is equivalent to the session time configured to the
600  *	     LMAC in Initiator Request
601  * @report_policy: Supported partially for this release: For current release -
602  *		   the range report will be uploaded as a batch when ready or
603  *		   when the session is done (successfully / partially).
604  *		   one of iwl_tof_response_mode.
605  * @reserved0: reserved
606  * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
607  * @macaddr_random: '0' Use default source MAC address (i.e. p2_p),
608  *	            '1' Use MAC Address randomization according to the below
609  * @range_req_bssid: ranging request BSSID
610  * @macaddr_template: MAC address template to use for non-randomized bits
611  * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
612  *		  Bits set to 1 shall be randomized by the UMAC
613  * @ftm_rx_chains: Rx chain to open to receive Responder's FTMs (XVT)
614  * @ftm_tx_chains: Tx chain to send the ack to the Responder FTM (XVT)
615  * @common_calib: The common calib value to inject to this measurement calc
616  * @specific_calib: The specific calib value to inject to this measurement calc
617  * @ap: per-AP request data
618  */
619 struct iwl_tof_range_req_cmd_v5 {
620 	__le32 initiator_flags;
621 	u8 request_id;
622 	u8 initiator;
623 	u8 one_sided_los_disable;
624 	u8 req_timeout;
625 	u8 report_policy;
626 	u8 reserved0;
627 	u8 num_of_ap;
628 	u8 macaddr_random;
629 	u8 range_req_bssid[ETH_ALEN];
630 	u8 macaddr_template[ETH_ALEN];
631 	u8 macaddr_mask[ETH_ALEN];
632 	u8 ftm_rx_chains;
633 	u8 ftm_tx_chains;
634 	__le16 common_calib;
635 	__le16 specific_calib;
636 	struct iwl_tof_range_req_ap_entry_v2 ap[IWL_MVM_TOF_MAX_APS];
637 } __packed;
638 /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
639 
640 /**
641  * struct iwl_tof_range_req_cmd_v7 - start measurement cmd
642  * @initiator_flags: see flags @ iwl_tof_initiator_flags
643  * @request_id: A Token incremented per request. The same Token will be
644  *		sent back in the range response
645  * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
646  * @range_req_bssid: ranging request BSSID
647  * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
648  *		  Bits set to 1 shall be randomized by the UMAC
649  * @macaddr_template: MAC address template to use for non-randomized bits
650  * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
651  *	This is the session time for completing the measurement.
652  * @tsf_mac_id: report the measurement start time for each ap in terms of the
653  *	TSF of this mac id. 0xff to disable TSF reporting.
654  * @common_calib: The common calib value to inject to this measurement calc
655  * @specific_calib: The specific calib value to inject to this measurement calc
656  * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
657  */
658 struct iwl_tof_range_req_cmd_v7 {
659 	__le32 initiator_flags;
660 	u8 request_id;
661 	u8 num_of_ap;
662 	u8 range_req_bssid[ETH_ALEN];
663 	u8 macaddr_mask[ETH_ALEN];
664 	u8 macaddr_template[ETH_ALEN];
665 	__le32 req_timeout_ms;
666 	__le32 tsf_mac_id;
667 	__le16 common_calib;
668 	__le16 specific_calib;
669 	struct iwl_tof_range_req_ap_entry_v3 ap[IWL_MVM_TOF_MAX_APS];
670 } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_7 */
671 
672 /**
673  * struct iwl_tof_range_req_cmd - start measurement cmd
674  * @initiator_flags: see flags @ iwl_tof_initiator_flags
675  * @request_id: A Token incremented per request. The same Token will be
676  *		sent back in the range response
677  * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
678  * @range_req_bssid: ranging request BSSID
679  * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
680  *		  Bits set to 1 shall be randomized by the UMAC
681  * @macaddr_template: MAC address template to use for non-randomized bits
682  * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
683  *	This is the session time for completing the measurement.
684  * @tsf_mac_id: report the measurement start time for each ap in terms of the
685  *	TSF of this mac id. 0xff to disable TSF reporting.
686  * @common_calib: The common calib value to inject to this measurement calc
687  * @specific_calib: The specific calib value to inject to this measurement calc
688  * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
689  */
690 struct iwl_tof_range_req_cmd {
691 	__le32 initiator_flags;
692 	u8 request_id;
693 	u8 num_of_ap;
694 	u8 range_req_bssid[ETH_ALEN];
695 	u8 macaddr_mask[ETH_ALEN];
696 	u8 macaddr_template[ETH_ALEN];
697 	__le32 req_timeout_ms;
698 	__le32 tsf_mac_id;
699 	__le16 common_calib;
700 	__le16 specific_calib;
701 	struct iwl_tof_range_req_ap_entry ap[IWL_MVM_TOF_MAX_APS];
702 } __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_8 */
703 
704 /*
705  * enum iwl_tof_range_request_status - status of the sent request
706  * @IWL_TOF_RANGE_REQUEST_STATUS_SUCCESSFUL - FW successfully received the
707  *	request
708  * @IWL_TOF_RANGE_REQUEST_STATUS_BUSY - FW is busy with a previous request, the
709  *	sent request will not be handled
710  */
711 enum iwl_tof_range_request_status {
712 	IWL_TOF_RANGE_REQUEST_STATUS_SUCCESS,
713 	IWL_TOF_RANGE_REQUEST_STATUS_BUSY,
714 };
715 
716 /**
717  * enum iwl_tof_entry_status
718  *
719  * @IWL_TOF_ENTRY_SUCCESS: successful measurement.
720  * @IWL_TOF_ENTRY_GENERAL_FAILURE: General failure.
721  * @IWL_TOF_ENTRY_NO_RESPONSE: Responder didn't reply to the request.
722  * @IWL_TOF_ENTRY_REQUEST_REJECTED: Responder rejected the request.
723  * @IWL_TOF_ENTRY_NOT_SCHEDULED: Time event was scheduled but not called yet.
724  * @IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT: Time event triggered but no
725  *	measurement was completed.
726  * @IWL_TOF_ENTRY_TARGET_DIFF_CH_CANNOT_CHANGE: No range due inability to switch
727  *	from the primary channel.
728  * @IWL_TOF_ENTRY_RANGE_NOT_SUPPORTED: Device doesn't support FTM.
729  * @IWL_TOF_ENTRY_REQUEST_ABORT_UNKNOWN_REASON: Request aborted due to unknown
730  *	reason.
731  * @IWL_TOF_ENTRY_LOCATION_INVALID_T1_T4_TIME_STAMP: Failure due to invalid
732  *	T1/T4.
733  * @IWL_TOF_ENTRY_11MC_PROTOCOL_FAILURE: Failure due to invalid FTM frame
734  *	structure.
735  * @IWL_TOF_ENTRY_REQUEST_CANNOT_SCHED: Request cannot be scheduled.
736  * @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE: Responder cannot serve the
737  *	initiator for some period, period supplied in @refusal_period.
738  * @IWL_TOF_ENTRY_BAD_REQUEST_ARGS: Bad request arguments.
739  * @IWL_TOF_ENTRY_WIFI_NOT_ENABLED: Wifi not enabled.
740  * @IWL_TOF_ENTRY_RESPONDER_OVERRIDE_PARAMS: Responder override the original
741  *	parameters within the current session.
742  */
743 enum iwl_tof_entry_status {
744 	IWL_TOF_ENTRY_SUCCESS = 0,
745 	IWL_TOF_ENTRY_GENERAL_FAILURE = 1,
746 	IWL_TOF_ENTRY_NO_RESPONSE = 2,
747 	IWL_TOF_ENTRY_REQUEST_REJECTED = 3,
748 	IWL_TOF_ENTRY_NOT_SCHEDULED = 4,
749 	IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT = 5,
750 	IWL_TOF_ENTRY_TARGET_DIFF_CH_CANNOT_CHANGE = 6,
751 	IWL_TOF_ENTRY_RANGE_NOT_SUPPORTED = 7,
752 	IWL_TOF_ENTRY_REQUEST_ABORT_UNKNOWN_REASON = 8,
753 	IWL_TOF_ENTRY_LOCATION_INVALID_T1_T4_TIME_STAMP = 9,
754 	IWL_TOF_ENTRY_11MC_PROTOCOL_FAILURE = 10,
755 	IWL_TOF_ENTRY_REQUEST_CANNOT_SCHED = 11,
756 	IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE = 12,
757 	IWL_TOF_ENTRY_BAD_REQUEST_ARGS = 13,
758 	IWL_TOF_ENTRY_WIFI_NOT_ENABLED = 14,
759 	IWL_TOF_ENTRY_RESPONDER_OVERRIDE_PARAMS = 15,
760 }; /* LOCATION_RANGE_RSP_AP_ENTRY_NTFY_API_S_VER_2 */
761 
762 /**
763  * struct iwl_tof_range_rsp_ap_entry_ntfy_v3 - AP parameters (response)
764  * @bssid: BSSID of the AP
765  * @measure_status: current APs measurement status, one of
766  *	&enum iwl_tof_entry_status.
767  * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
768  * @rtt: The Round Trip Time that took for the last measurement for
769  *	current AP [pSec]
770  * @rtt_variance: The Variance of the RTT values measured for current AP
771  * @rtt_spread: The Difference between the maximum and the minimum RTT
772  *	values measured for current AP in the current session [pSec]
773  * @rssi: RSSI as uploaded in the Channel Estimation notification
774  * @rssi_spread: The Difference between the maximum and the minimum RSSI values
775  *	measured for current AP in the current session
776  * @reserved: reserved
777  * @refusal_period: refusal period in case of
778  *	@IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
779  * @range: Measured range [cm]
780  * @range_variance: Measured range variance [cm]
781  * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
782  *	uploaded by the LMAC
783  * @t2t3_initiator: as calculated from the algo in the initiator
784  * @t1t4_responder: as calculated from the algo in the responder
785  * @common_calib: Calib val that was used in for this AP measurement
786  * @specific_calib: val that was used in for this AP measurement
787  * @papd_calib_output: The result of the tof papd calibration that was injected
788  *	into the algorithm.
789  */
790 struct iwl_tof_range_rsp_ap_entry_ntfy_v3 {
791 	u8 bssid[ETH_ALEN];
792 	u8 measure_status;
793 	u8 measure_bw;
794 	__le32 rtt;
795 	__le32 rtt_variance;
796 	__le32 rtt_spread;
797 	s8 rssi;
798 	u8 rssi_spread;
799 	u8 reserved;
800 	u8 refusal_period;
801 	__le32 range;
802 	__le32 range_variance;
803 	__le32 timestamp;
804 	__le32 t2t3_initiator;
805 	__le32 t1t4_responder;
806 	__le16 common_calib;
807 	__le16 specific_calib;
808 	__le32 papd_calib_output;
809 } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_3 */
810 
811 /**
812  * struct iwl_tof_range_rsp_ap_entry_ntfy_v4 - AP parameters (response)
813  * @bssid: BSSID of the AP
814  * @measure_status: current APs measurement status, one of
815  *	&enum iwl_tof_entry_status.
816  * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
817  * @rtt: The Round Trip Time that took for the last measurement for
818  *	current AP [pSec]
819  * @rtt_variance: The Variance of the RTT values measured for current AP
820  * @rtt_spread: The Difference between the maximum and the minimum RTT
821  *	values measured for current AP in the current session [pSec]
822  * @rssi: RSSI as uploaded in the Channel Estimation notification
823  * @rssi_spread: The Difference between the maximum and the minimum RSSI values
824  *	measured for current AP in the current session
825  * @last_burst: 1 if no more FTM sessions are scheduled for this responder
826  * @refusal_period: refusal period in case of
827  *	@IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
828  * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
829  *	uploaded by the LMAC
830  * @start_tsf: measurement start time in TSF of the mac specified in the range
831  *	request
832  * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
833  *	responder
834  * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
835  * @t2t3_initiator: as calculated from the algo in the initiator
836  * @t1t4_responder: as calculated from the algo in the responder
837  * @common_calib: Calib val that was used in for this AP measurement
838  * @specific_calib: val that was used in for this AP measurement
839  * @papd_calib_output: The result of the tof papd calibration that was injected
840  *	into the algorithm.
841  */
842 struct iwl_tof_range_rsp_ap_entry_ntfy_v4 {
843 	u8 bssid[ETH_ALEN];
844 	u8 measure_status;
845 	u8 measure_bw;
846 	__le32 rtt;
847 	__le32 rtt_variance;
848 	__le32 rtt_spread;
849 	s8 rssi;
850 	u8 rssi_spread;
851 	u8 last_burst;
852 	u8 refusal_period;
853 	__le32 timestamp;
854 	__le32 start_tsf;
855 	__le32 rx_rate_n_flags;
856 	__le32 tx_rate_n_flags;
857 	__le32 t2t3_initiator;
858 	__le32 t1t4_responder;
859 	__le16 common_calib;
860 	__le16 specific_calib;
861 	__le32 papd_calib_output;
862 } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_4 */
863 
864 /**
865  * struct iwl_tof_range_rsp_ap_entry_ntfy - AP parameters (response)
866  * @bssid: BSSID of the AP
867  * @measure_status: current APs measurement status, one of
868  *	&enum iwl_tof_entry_status.
869  * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
870  * @rtt: The Round Trip Time that took for the last measurement for
871  *	current AP [pSec]
872  * @rtt_variance: The Variance of the RTT values measured for current AP
873  * @rtt_spread: The Difference between the maximum and the minimum RTT
874  *	values measured for current AP in the current session [pSec]
875  * @rssi: RSSI as uploaded in the Channel Estimation notification
876  * @rssi_spread: The Difference between the maximum and the minimum RSSI values
877  *	measured for current AP in the current session
878  * @last_burst: 1 if no more FTM sessions are scheduled for this responder
879  * @refusal_period: refusal period in case of
880  *	@IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
881  * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
882  *	uploaded by the LMAC
883  * @start_tsf: measurement start time in TSF of the mac specified in the range
884  *	request
885  * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
886  *	responder
887  * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
888  * @t2t3_initiator: as calculated from the algo in the initiator
889  * @t1t4_responder: as calculated from the algo in the responder
890  * @common_calib: Calib val that was used in for this AP measurement
891  * @specific_calib: val that was used in for this AP measurement
892  * @papd_calib_output: The result of the tof papd calibration that was injected
893  *	into the algorithm.
894  * @rttConfidence: a value between 0 - 31 that represents the rtt accuracy.
895  * @reserved: for alignment
896  */
897 struct iwl_tof_range_rsp_ap_entry_ntfy {
898 	u8 bssid[ETH_ALEN];
899 	u8 measure_status;
900 	u8 measure_bw;
901 	__le32 rtt;
902 	__le32 rtt_variance;
903 	__le32 rtt_spread;
904 	s8 rssi;
905 	u8 rssi_spread;
906 	u8 last_burst;
907 	u8 refusal_period;
908 	__le32 timestamp;
909 	__le32 start_tsf;
910 	__le32 rx_rate_n_flags;
911 	__le32 tx_rate_n_flags;
912 	__le32 t2t3_initiator;
913 	__le32 t1t4_responder;
914 	__le16 common_calib;
915 	__le16 specific_calib;
916 	__le32 papd_calib_output;
917 	u8 rttConfidence;
918 	u8 reserved[3];
919 } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_5 */
920 
921 /**
922  * enum iwl_tof_response_status - tof response status
923  *
924  * @IWL_TOF_RESPONSE_SUCCESS: successful range.
925  * @IWL_TOF_RESPONSE_TIMEOUT: request aborted due to timeout expiration.
926  *	partial result of ranges done so far is included in the response.
927  * @IWL_TOF_RESPONSE_ABORTED: Measurement aborted by command.
928  * @IWL_TOF_RESPONSE_FAILED: Measurement request command failed.
929  */
930 enum iwl_tof_response_status {
931 	IWL_TOF_RESPONSE_SUCCESS = 0,
932 	IWL_TOF_RESPONSE_TIMEOUT = 1,
933 	IWL_TOF_RESPONSE_ABORTED = 4,
934 	IWL_TOF_RESPONSE_FAILED  = 5,
935 }; /* LOCATION_RNG_RSP_STATUS */
936 
937 /**
938  * struct iwl_tof_range_rsp_ntfy_v5 - ranging response notification
939  * @request_id: A Token ID of the corresponding Range request
940  * @request_status: status of current measurement session, one of
941  *	&enum iwl_tof_response_status.
942  * @last_in_batch: reprot policy (when not all responses are uploaded at once)
943  * @num_of_aps: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
944  * @ap: per-AP data
945  */
946 struct iwl_tof_range_rsp_ntfy_v5 {
947 	u8 request_id;
948 	u8 request_status;
949 	u8 last_in_batch;
950 	u8 num_of_aps;
951 	struct iwl_tof_range_rsp_ap_entry_ntfy_v3 ap[IWL_MVM_TOF_MAX_APS];
952 } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_5 */
953 
954 /**
955  * struct iwl_tof_range_rsp_ntfy_v6 - ranging response notification
956  * @request_id: A Token ID of the corresponding Range request
957  * @num_of_aps: Number of APs results
958  * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
959  * @reserved: reserved
960  * @ap: per-AP data
961  */
962 struct iwl_tof_range_rsp_ntfy_v6 {
963 	u8 request_id;
964 	u8 num_of_aps;
965 	u8 last_report;
966 	u8 reserved;
967 	struct iwl_tof_range_rsp_ap_entry_ntfy_v4 ap[IWL_MVM_TOF_MAX_APS];
968 } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_6 */
969 
970 /**
971  * struct iwl_tof_range_rsp_ntfy - ranging response notification
972  * @request_id: A Token ID of the corresponding Range request
973  * @num_of_aps: Number of APs results
974  * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
975  * @reserved: reserved
976  * @ap: per-AP data
977  */
978 struct iwl_tof_range_rsp_ntfy {
979 	u8 request_id;
980 	u8 num_of_aps;
981 	u8 last_report;
982 	u8 reserved;
983 	struct iwl_tof_range_rsp_ap_entry_ntfy ap[IWL_MVM_TOF_MAX_APS];
984 } __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_7 */
985 
986 #define IWL_MVM_TOF_MCSI_BUF_SIZE  (245)
987 /**
988  * struct iwl_tof_mcsi_notif - used for debug
989  * @token: token ID for the current session
990  * @role: '0' - initiator, '1' - responder
991  * @reserved: reserved
992  * @initiator_bssid: initiator machine
993  * @responder_bssid: responder machine
994  * @mcsi_buffer: debug data
995  */
996 struct iwl_tof_mcsi_notif {
997 	u8 token;
998 	u8 role;
999 	__le16 reserved;
1000 	u8 initiator_bssid[ETH_ALEN];
1001 	u8 responder_bssid[ETH_ALEN];
1002 	u8 mcsi_buffer[IWL_MVM_TOF_MCSI_BUF_SIZE * 4];
1003 } __packed;
1004 
1005 /**
1006  * struct iwl_tof_range_abort_cmd
1007  * @request_id: corresponds to a range request
1008  * @reserved: reserved
1009  */
1010 struct iwl_tof_range_abort_cmd {
1011 	u8 request_id;
1012 	u8 reserved[3];
1013 } __packed;
1014 
1015 enum ftm_responder_stats_flags {
1016 	FTM_RESP_STAT_NON_ASAP_STARTED = BIT(0),
1017 	FTM_RESP_STAT_NON_ASAP_IN_WIN = BIT(1),
1018 	FTM_RESP_STAT_NON_ASAP_OUT_WIN = BIT(2),
1019 	FTM_RESP_STAT_TRIGGER_DUP = BIT(3),
1020 	FTM_RESP_STAT_DUP = BIT(4),
1021 	FTM_RESP_STAT_DUP_IN_WIN = BIT(5),
1022 	FTM_RESP_STAT_DUP_OUT_WIN = BIT(6),
1023 	FTM_RESP_STAT_SCHED_SUCCESS = BIT(7),
1024 	FTM_RESP_STAT_ASAP_REQ = BIT(8),
1025 	FTM_RESP_STAT_NON_ASAP_REQ = BIT(9),
1026 	FTM_RESP_STAT_ASAP_RESP = BIT(10),
1027 	FTM_RESP_STAT_NON_ASAP_RESP = BIT(11),
1028 	FTM_RESP_STAT_FAIL_INITIATOR_INACTIVE = BIT(12),
1029 	FTM_RESP_STAT_FAIL_INITIATOR_OUT_WIN = BIT(13),
1030 	FTM_RESP_STAT_FAIL_INITIATOR_RETRY_LIM = BIT(14),
1031 	FTM_RESP_STAT_FAIL_NEXT_SERVED = BIT(15),
1032 	FTM_RESP_STAT_FAIL_TRIGGER_ERR = BIT(16),
1033 	FTM_RESP_STAT_FAIL_GC = BIT(17),
1034 	FTM_RESP_STAT_SUCCESS = BIT(18),
1035 	FTM_RESP_STAT_INTEL_IE = BIT(19),
1036 	FTM_RESP_STAT_INITIATOR_ACTIVE = BIT(20),
1037 	FTM_RESP_STAT_MEASUREMENTS_AVAILABLE = BIT(21),
1038 	FTM_RESP_STAT_TRIGGER_UNKNOWN = BIT(22),
1039 	FTM_RESP_STAT_PROCESS_FAIL = BIT(23),
1040 	FTM_RESP_STAT_ACK = BIT(24),
1041 	FTM_RESP_STAT_NACK = BIT(25),
1042 	FTM_RESP_STAT_INVALID_INITIATOR_ID = BIT(26),
1043 	FTM_RESP_STAT_TIMER_MIN_DELTA = BIT(27),
1044 	FTM_RESP_STAT_INITIATOR_REMOVED = BIT(28),
1045 	FTM_RESP_STAT_INITIATOR_ADDED = BIT(29),
1046 	FTM_RESP_STAT_ERR_LIST_FULL = BIT(30),
1047 	FTM_RESP_STAT_INITIATOR_SCHED_NOW = BIT(31),
1048 }; /* RESP_IND_E */
1049 
1050 /**
1051  * struct iwl_ftm_responder_stats - FTM responder statistics
1052  * @addr: initiator address
1053  * @success_ftm: number of successful ftm frames
1054  * @ftm_per_burst: num of FTM frames that were received
1055  * @flags: &enum ftm_responder_stats_flags
1056  * @duration: actual duration of FTM
1057  * @allocated_duration: time that was allocated for this FTM session
1058  * @bw: FTM request bandwidth
1059  * @rate: FTM request rate
1060  * @reserved: for alingment and future use
1061  */
1062 struct iwl_ftm_responder_stats {
1063 	u8 addr[ETH_ALEN];
1064 	u8 success_ftm;
1065 	u8 ftm_per_burst;
1066 	__le32 flags;
1067 	__le32 duration;
1068 	__le32 allocated_duration;
1069 	u8 bw;
1070 	u8 rate;
1071 	__le16 reserved;
1072 } __packed; /* TOF_RESPONDER_STATISTICS_NTFY_S_VER_2 */
1073 
1074 #define IWL_CSI_MAX_EXPECTED_CHUNKS		16
1075 
1076 #define IWL_CSI_CHUNK_CTL_NUM_MASK_VER_1	0x0003
1077 #define IWL_CSI_CHUNK_CTL_IDX_MASK_VER_1	0x000c
1078 
1079 #define IWL_CSI_CHUNK_CTL_NUM_MASK_VER_2	0x00ff
1080 #define IWL_CSI_CHUNK_CTL_IDX_MASK_VER_2	0xff00
1081 
1082 struct iwl_csi_chunk_notification {
1083 	__le32 token;
1084 	__le16 seq;
1085 	__le16 ctl;
1086 	__le32 size;
1087 	u8 data[];
1088 } __packed; /* CSI_CHUNKS_HDR_NTFY_API_S_VER_1/VER_2 */
1089 
1090 #endif /* __iwl_fw_api_location_h__ */
1091