xref: /linux/drivers/net/wireless/intel/iwlwifi/fw/api/location.h (revision a5d9265e017f081f0dc133c0e2f45103d027b874)
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60 #ifndef __iwl_fw_api_location_h__
61 #define __iwl_fw_api_location_h__
62 
63 /**
64  * enum iwl_location_subcmd_ids - location group command IDs
65  */
66 enum iwl_location_subcmd_ids {
67 	/**
68 	 * @TOF_RANGE_REQ_CMD: TOF ranging request,
69 	 *	uses &struct iwl_tof_range_req_cmd
70 	 */
71 	TOF_RANGE_REQ_CMD = 0x0,
72 	/**
73 	 * @TOF_CONFIG_CMD: TOF configuration, uses &struct iwl_tof_config_cmd
74 	 */
75 	TOF_CONFIG_CMD = 0x1,
76 	/**
77 	 * @TOF_RANGE_ABORT_CMD: abort ongoing ranging, uses
78 	 *	&struct iwl_tof_range_abort_cmd
79 	 */
80 	TOF_RANGE_ABORT_CMD = 0x2,
81 	/**
82 	 * @TOF_RANGE_REQ_EXT_CMD: TOF extended ranging config,
83 	 *	uses &struct iwl_tof_range_request_ext_cmd
84 	 */
85 	TOF_RANGE_REQ_EXT_CMD = 0x3,
86 	/**
87 	 * @TOF_RESPONDER_CONFIG_CMD: FTM responder configuration,
88 	 *	uses &struct iwl_tof_responder_config_cmd
89 	 */
90 	TOF_RESPONDER_CONFIG_CMD = 0x4,
91 	/**
92 	 * @TOF_RESPONDER_DYN_CONFIG_CMD: FTM dynamic configuration,
93 	 *	uses &struct iwl_tof_responder_dyn_config_cmd
94 	 */
95 	TOF_RESPONDER_DYN_CONFIG_CMD = 0x5,
96 	/**
97 	 * @CSI_HEADER_NOTIFICATION: CSI header
98 	 */
99 	CSI_HEADER_NOTIFICATION = 0xFA,
100 	/**
101 	 * @CSI_CHUNKS_NOTIFICATION: CSI chunk,
102 	 *	uses &struct iwl_csi_chunk_notification
103 	 */
104 	CSI_CHUNKS_NOTIFICATION = 0xFB,
105 	/**
106 	 * @TOF_LC_NOTIF: used for LCI/civic location, contains just
107 	 *	the action frame
108 	 */
109 	TOF_LC_NOTIF = 0xFC,
110 	/**
111 	 * @TOF_RESPONDER_STATS: FTM responder statistics notification,
112 	 *	uses &struct iwl_ftm_responder_stats
113 	 */
114 	TOF_RESPONDER_STATS = 0xFD,
115 	/**
116 	 * @TOF_MCSI_DEBUG_NOTIF: MCSI debug notification, uses
117 	 *	&struct iwl_tof_mcsi_notif
118 	 */
119 	TOF_MCSI_DEBUG_NOTIF = 0xFE,
120 	/**
121 	 * @TOF_RANGE_RESPONSE_NOTIF: ranging response, using
122 	 *	&struct iwl_tof_range_rsp_ntfy
123 	 */
124 	TOF_RANGE_RESPONSE_NOTIF = 0xFF,
125 };
126 
127 /**
128  * struct iwl_tof_config_cmd - ToF configuration
129  * @tof_disabled: indicates if ToF is disabled (or not)
130  * @one_sided_disabled: indicates if one-sided is disabled (or not)
131  * @is_debug_mode: indiciates if debug mode is active
132  * @is_buf_required: indicates if channel estimation buffer is required
133  */
134 struct iwl_tof_config_cmd {
135 	u8 tof_disabled;
136 	u8 one_sided_disabled;
137 	u8 is_debug_mode;
138 	u8 is_buf_required;
139 } __packed;
140 
141 /**
142  * enum iwl_tof_bandwidth - values for iwl_tof_range_req_ap_entry.bandwidth
143  * @IWL_TOF_BW_20_LEGACY: 20 MHz non-HT
144  * @IWL_TOF_BW_20_HT: 20 MHz HT
145  * @IWL_TOF_BW_40: 40 MHz
146  * @IWL_TOF_BW_80: 80 MHz
147  * @IWL_TOF_BW_160: 160 MHz
148  */
149 enum iwl_tof_bandwidth {
150 	IWL_TOF_BW_20_LEGACY,
151 	IWL_TOF_BW_20_HT,
152 	IWL_TOF_BW_40,
153 	IWL_TOF_BW_80,
154 	IWL_TOF_BW_160,
155 }; /* LOCAT_BW_TYPE_E */
156 
157 /*
158  * enum iwl_tof_algo_type - Algorithym type for range measurement request
159  */
160 enum iwl_tof_algo_type {
161 	IWL_TOF_ALGO_TYPE_MAX_LIKE	= 0,
162 	IWL_TOF_ALGO_TYPE_LINEAR_REG	= 1,
163 	IWL_TOF_ALGO_TYPE_FFT		= 2,
164 
165 	/* Keep last */
166 	IWL_TOF_ALGO_TYPE_INVALID,
167 }; /* ALGO_TYPE_E */
168 
169 /*
170  * enum iwl_tof_mcsi_ntfy - Enable/Disable MCSI notifications
171  */
172 enum iwl_tof_mcsi_enable {
173 	IWL_TOF_MCSI_DISABLED = 0,
174 	IWL_TOF_MCSI_ENABLED = 1,
175 }; /* MCSI_ENABLE_E */
176 
177 /**
178  * enum iwl_tof_responder_cmd_valid_field - valid fields in the responder cfg
179  * @IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO: channel info is valid
180  * @IWL_TOF_RESPONDER_CMD_VALID_TOA_OFFSET: ToA offset is valid
181  * @IWL_TOF_RESPONDER_CMD_VALID_COMMON_CALIB: common calibration mode is valid
182  * @IWL_TOF_RESPONDER_CMD_VALID_SPECIFIC_CALIB: spefici calibration mode is
183  *	valid
184  * @IWL_TOF_RESPONDER_CMD_VALID_BSSID: BSSID is valid
185  * @IWL_TOF_RESPONDER_CMD_VALID_TX_ANT: TX antenna is valid
186  * @IWL_TOF_RESPONDER_CMD_VALID_ALGO_TYPE: algorithm type is valid
187  * @IWL_TOF_RESPONDER_CMD_VALID_NON_ASAP_SUPPORT: non-ASAP support is valid
188  * @IWL_TOF_RESPONDER_CMD_VALID_STATISTICS_REPORT_SUPPORT: statistics report
189  *	support is valid
190  * @IWL_TOF_RESPONDER_CMD_VALID_MCSI_NOTIF_SUPPORT: MCSI notification support
191  *	is valid
192  * @IWL_TOF_RESPONDER_CMD_VALID_FAST_ALGO_SUPPORT: fast algorithm support
193  *	is valid
194  * @IWL_TOF_RESPONDER_CMD_VALID_RETRY_ON_ALGO_FAIL: retry on algorithm failure
195  *	is valid
196  * @IWL_TOF_RESPONDER_CMD_VALID_STA_ID: station ID is valid
197  */
198 enum iwl_tof_responder_cmd_valid_field {
199 	IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO = BIT(0),
200 	IWL_TOF_RESPONDER_CMD_VALID_TOA_OFFSET = BIT(1),
201 	IWL_TOF_RESPONDER_CMD_VALID_COMMON_CALIB = BIT(2),
202 	IWL_TOF_RESPONDER_CMD_VALID_SPECIFIC_CALIB = BIT(3),
203 	IWL_TOF_RESPONDER_CMD_VALID_BSSID = BIT(4),
204 	IWL_TOF_RESPONDER_CMD_VALID_TX_ANT = BIT(5),
205 	IWL_TOF_RESPONDER_CMD_VALID_ALGO_TYPE = BIT(6),
206 	IWL_TOF_RESPONDER_CMD_VALID_NON_ASAP_SUPPORT = BIT(7),
207 	IWL_TOF_RESPONDER_CMD_VALID_STATISTICS_REPORT_SUPPORT = BIT(8),
208 	IWL_TOF_RESPONDER_CMD_VALID_MCSI_NOTIF_SUPPORT = BIT(9),
209 	IWL_TOF_RESPONDER_CMD_VALID_FAST_ALGO_SUPPORT = BIT(10),
210 	IWL_TOF_RESPONDER_CMD_VALID_RETRY_ON_ALGO_FAIL = BIT(11),
211 	IWL_TOF_RESPONDER_CMD_VALID_STA_ID = BIT(12),
212 };
213 
214 /**
215  * enum iwl_tof_responder_cfg_flags - responder configuration flags
216  * @IWL_TOF_RESPONDER_FLAGS_NON_ASAP_SUPPORT: non-ASAP support
217  * @IWL_TOF_RESPONDER_FLAGS_REPORT_STATISTICS: report statistics
218  * @IWL_TOF_RESPONDER_FLAGS_REPORT_MCSI: report MCSI
219  * @IWL_TOF_RESPONDER_FLAGS_ALGO_TYPE: algorithm type
220  * @IWL_TOF_RESPONDER_FLAGS_TOA_OFFSET_MODE: ToA offset mode
221  * @IWL_TOF_RESPONDER_FLAGS_COMMON_CALIB_MODE: common calibration mode
222  * @IWL_TOF_RESPONDER_FLAGS_SPECIFIC_CALIB_MODE: specific calibration mode
223  * @IWL_TOF_RESPONDER_FLAGS_FAST_ALGO_SUPPORT: fast algorithm support
224  * @IWL_TOF_RESPONDER_FLAGS_RETRY_ON_ALGO_FAIL: retry on algorithm fail
225  * @IWL_TOF_RESPONDER_FLAGS_FTM_TX_ANT: TX antenna mask
226  */
227 enum iwl_tof_responder_cfg_flags {
228 	IWL_TOF_RESPONDER_FLAGS_NON_ASAP_SUPPORT = BIT(0),
229 	IWL_TOF_RESPONDER_FLAGS_REPORT_STATISTICS = BIT(1),
230 	IWL_TOF_RESPONDER_FLAGS_REPORT_MCSI = BIT(2),
231 	IWL_TOF_RESPONDER_FLAGS_ALGO_TYPE = BIT(3) | BIT(4) | BIT(5),
232 	IWL_TOF_RESPONDER_FLAGS_TOA_OFFSET_MODE = BIT(6),
233 	IWL_TOF_RESPONDER_FLAGS_COMMON_CALIB_MODE = BIT(7),
234 	IWL_TOF_RESPONDER_FLAGS_SPECIFIC_CALIB_MODE = BIT(8),
235 	IWL_TOF_RESPONDER_FLAGS_FAST_ALGO_SUPPORT = BIT(9),
236 	IWL_TOF_RESPONDER_FLAGS_RETRY_ON_ALGO_FAIL = BIT(10),
237 	IWL_TOF_RESPONDER_FLAGS_FTM_TX_ANT = RATE_MCS_ANT_ABC_MSK,
238 };
239 
240 /**
241  * struct iwl_tof_responder_config_cmd - ToF AP mode (for debug)
242  * @cmd_valid_fields: &iwl_tof_responder_cmd_valid_field
243  * @responder_cfg_flags: &iwl_tof_responder_cfg_flags
244  * @bandwidth: current AP Bandwidth: &enum iwl_tof_bandwidth
245  * @rate: current AP rate
246  * @channel_num: current AP Channel
247  * @ctrl_ch_position: coding of the control channel position relative to
248  *	the center frequency, see iwl_mvm_get_ctrl_pos()
249  * @sta_id: index of the AP STA when in AP mode
250  * @reserved1: reserved
251  * @toa_offset: Artificial addition [pSec] for the ToA - to be used for debug
252  *	purposes, simulating station movement by adding various values
253  *	to this field
254  * @common_calib: XVT: common calibration value
255  * @specific_calib: XVT: specific calibration value
256  * @bssid: Current AP BSSID
257  * @reserved2: reserved
258  */
259 struct iwl_tof_responder_config_cmd {
260 	__le32 cmd_valid_fields;
261 	__le32 responder_cfg_flags;
262 	u8 bandwidth;
263 	u8 rate;
264 	u8 channel_num;
265 	u8 ctrl_ch_position;
266 	u8 sta_id;
267 	u8 reserved1;
268 	__le16 toa_offset;
269 	__le16 common_calib;
270 	__le16 specific_calib;
271 	u8 bssid[ETH_ALEN];
272 	__le16 reserved2;
273 } __packed; /* TOF_RESPONDER_CONFIG_CMD_API_S_VER_6 */
274 
275 #define IWL_LCI_CIVIC_IE_MAX_SIZE	400
276 
277 /**
278  * struct iwl_tof_responder_dyn_config_cmd - Dynamic responder settings
279  * @lci_len: The length of the 1st (LCI) part in the @lci_civic buffer
280  * @civic_len: The length of the 2nd (CIVIC) part in the @lci_civic buffer
281  * @lci_civic: The LCI/CIVIC buffer. LCI data (if exists) comes first, then, if
282  *	needed, 0-padding such that the next part is dword-aligned, then CIVIC
283  *	data (if exists) follows, and then 0-padding again to complete a
284  *	4-multiple long buffer.
285  */
286 struct iwl_tof_responder_dyn_config_cmd {
287 	__le32 lci_len;
288 	__le32 civic_len;
289 	u8 lci_civic[];
290 } __packed; /* TOF_RESPONDER_DYN_CONFIG_CMD_API_S_VER_2 */
291 
292 /**
293  * struct iwl_tof_range_request_ext_cmd - extended range req for WLS
294  * @tsf_timer_offset_msec: the recommended time offset (mSec) from the AP's TSF
295  * @reserved: reserved
296  * @min_delta_ftm: Minimal time between two consecutive measurements,
297  *		   in units of 100us. 0 means no preference by station
298  * @ftm_format_and_bw20M: FTM Channel Spacing/Format for 20MHz: recommended
299  *			value be sent to the AP
300  * @ftm_format_and_bw40M: FTM Channel Spacing/Format for 40MHz: recommended
301  *			value to be sent to the AP
302  * @ftm_format_and_bw80M: FTM Channel Spacing/Format for 80MHz: recommended
303  *			value to be sent to the AP
304  */
305 struct iwl_tof_range_req_ext_cmd {
306 	__le16 tsf_timer_offset_msec;
307 	__le16 reserved;
308 	u8 min_delta_ftm;
309 	u8 ftm_format_and_bw20M;
310 	u8 ftm_format_and_bw40M;
311 	u8 ftm_format_and_bw80M;
312 } __packed;
313 
314 /**
315  * enum iwl_tof_location_query - values for query bitmap
316  * @IWL_TOF_LOC_LCI: query LCI
317  * @IWL_TOF_LOC_CIVIC: query civic
318  */
319 enum iwl_tof_location_query {
320 	IWL_TOF_LOC_LCI = 0x01,
321 	IWL_TOF_LOC_CIVIC = 0x02,
322 };
323 
324  /**
325  * struct iwl_tof_range_req_ap_entry - AP configuration parameters
326  * @channel_num: Current AP Channel
327  * @bandwidth: Current AP Bandwidth. One of iwl_tof_bandwidth.
328  * @tsf_delta_direction: TSF relatively to the subject AP
329  * @ctrl_ch_position: Coding of the control channel position relative to the
330  *	center frequency, see iwl_mvm_get_ctrl_pos().
331  * @bssid: AP's BSSID
332  * @measure_type: Measurement type: 0 - two sided, 1 - One sided
333  * @num_of_bursts: Recommended value to be sent to the AP.  2s Exponent of the
334  *	number of measurement iterations (min 2^0 = 1, max 2^14)
335  * @burst_period: Recommended value to be sent to the AP. Measurement
336  *	periodicity In units of 100ms. ignored if num_of_bursts = 0
337  * @samples_per_burst: 2-sided: the number of FTMs pairs in single Burst (1-31);
338  *	1-sided: how many rts/cts pairs should be used per burst.
339  * @retries_per_sample: Max number of retries that the LMAC should send
340  *	in case of no replies by the AP.
341  * @tsf_delta: TSF Delta in units of microseconds.
342  *	The difference between the AP TSF and the device local clock.
343  * @location_req: Location Request Bit[0] LCI should be sent in the FTMR;
344  *	Bit[1] Civic should be sent in the FTMR
345  * @asap_mode: 0 - non asap mode, 1 - asap mode (not relevant for one sided)
346  * @enable_dyn_ack: Enable Dynamic ACK BW.
347  *	0: Initiator interact with regular AP;
348  *	1: Initiator interact with Responder machine: need to send the
349  *	Initiator Acks with HT 40MHz / 80MHz, since the Responder should
350  *	use it for its ch est measurement (this flag will be set when we
351  *	configure the opposite machine to be Responder).
352  * @rssi: Last received value
353  *	legal values: -128-0 (0x7f). above 0x0 indicating an invalid value.
354  * @algo_type: &enum iwl_tof_algo_type
355  * @notify_mcsi: &enum iwl_tof_mcsi_ntfy.
356  * @reserved: For alignment and future use
357  */
358 struct iwl_tof_range_req_ap_entry {
359 	u8 channel_num;
360 	u8 bandwidth;
361 	u8 tsf_delta_direction;
362 	u8 ctrl_ch_position;
363 	u8 bssid[ETH_ALEN];
364 	u8 measure_type;
365 	u8 num_of_bursts;
366 	__le16 burst_period;
367 	u8 samples_per_burst;
368 	u8 retries_per_sample;
369 	__le32 tsf_delta;
370 	u8 location_req;
371 	u8 asap_mode;
372 	u8 enable_dyn_ack;
373 	s8 rssi;
374 	u8 algo_type;
375 	u8 notify_mcsi;
376 	__le16 reserved;
377 } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_3 */
378 
379 /**
380  * enum iwl_tof_response_mode
381  * @IWL_MVM_TOF_RESPONSE_ASAP: report each AP measurement separately as soon as
382  *			       possible (not supported for this release)
383  * @IWL_MVM_TOF_RESPONSE_TIMEOUT: report all AP measurements as a batch upon
384  *				  timeout expiration
385  * @IWL_MVM_TOF_RESPONSE_COMPLETE: report all AP measurements as a batch at the
386  *				   earlier of: measurements completion / timeout
387  *				   expiration.
388  */
389 enum iwl_tof_response_mode {
390 	IWL_MVM_TOF_RESPONSE_ASAP,
391 	IWL_MVM_TOF_RESPONSE_TIMEOUT,
392 	IWL_MVM_TOF_RESPONSE_COMPLETE,
393 };
394 
395 /**
396  * enum iwl_tof_initiator_flags
397  *
398  * @IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED: disable fast algo, meaning run
399  *	the algo on ant A+B, instead of only one of them.
400  * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_A: open RX antenna A for FTMs RX
401  * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_B: open RX antenna B for FTMs RX
402  * @IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_C: open RX antenna C for FTMs RX
403  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A: use antenna A fo TX ACKs during FTM
404  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B: use antenna B fo TX ACKs during FTM
405  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C: use antenna C fo TX ACKs during FTM
406  * @IWL_TOF_INITIATOR_FLAGS_MINDELTA_NO_PREF: no preference for minDeltaFTM
407  */
408 enum iwl_tof_initiator_flags {
409 	IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED = BIT(0),
410 	IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_A = BIT(1),
411 	IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_B = BIT(2),
412 	IWL_TOF_INITIATOR_FLAGS_RX_CHAIN_SEL_C = BIT(3),
413 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A = BIT(4),
414 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B = BIT(5),
415 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C = BIT(6),
416 	IWL_TOF_INITIATOR_FLAGS_MINDELTA_NO_PREF = BIT(7),
417 }; /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
418 
419 #define IWL_MVM_TOF_MAX_APS 5
420 #define IWL_MVM_TOF_MAX_TWO_SIDED_APS 5
421 
422 /**
423  * struct iwl_tof_range_req_cmd - start measurement cmd
424  * @initiator_flags: see flags @ iwl_tof_initiator_flags
425  * @request_id: A Token incremented per request. The same Token will be
426  *		sent back in the range response
427  * @initiator: 0- NW initiated,  1 - Client Initiated
428  * @one_sided_los_disable: '0'- run ML-Algo for both ToF/OneSided,
429  *			   '1' - run ML-Algo for ToF only
430  * @req_timeout: Requested timeout of the response in units of 100ms.
431  *	     This is equivalent to the session time configured to the
432  *	     LMAC in Initiator Request
433  * @report_policy: Supported partially for this release: For current release -
434  *		   the range report will be uploaded as a batch when ready or
435  *		   when the session is done (successfully / partially).
436  *		   one of iwl_tof_response_mode.
437  * @reserved0: reserved
438  * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
439  * @macaddr_random: '0' Use default source MAC address (i.e. p2_p),
440  *	            '1' Use MAC Address randomization according to the below
441  * @range_req_bssid: ranging request BSSID
442  * @macaddr_template: MAC address template to use for non-randomized bits
443  * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
444  *		  Bits set to 1 shall be randomized by the UMAC
445  * @ftm_rx_chains: Rx chain to open to receive Responder's FTMs (XVT)
446  * @ftm_tx_chains: Tx chain to send the ack to the Responder FTM (XVT)
447  * @common_calib: The common calib value to inject to this measurement calc
448  * @specific_calib: The specific calib value to inject to this measurement calc
449  * @ap: per-AP request data
450  */
451 struct iwl_tof_range_req_cmd {
452 	__le32 initiator_flags;
453 	u8 request_id;
454 	u8 initiator;
455 	u8 one_sided_los_disable;
456 	u8 req_timeout;
457 	u8 report_policy;
458 	u8 reserved0;
459 	u8 num_of_ap;
460 	u8 macaddr_random;
461 	u8 range_req_bssid[ETH_ALEN];
462 	u8 macaddr_template[ETH_ALEN];
463 	u8 macaddr_mask[ETH_ALEN];
464 	u8 ftm_rx_chains;
465 	u8 ftm_tx_chains;
466 	__le16 common_calib;
467 	__le16 specific_calib;
468 	struct iwl_tof_range_req_ap_entry ap[IWL_MVM_TOF_MAX_APS];
469 } __packed;
470 /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
471 
472 /*
473  * enum iwl_tof_range_request_status - status of the sent request
474  * @IWL_TOF_RANGE_REQUEST_STATUS_SUCCESSFUL - FW successfully received the
475  *	request
476  * @IWL_TOF_RANGE_REQUEST_STATUS_BUSY - FW is busy with a previous request, the
477  *	sent request will not be handled
478  */
479 enum iwl_tof_range_request_status {
480 	IWL_TOF_RANGE_REQUEST_STATUS_SUCCESS,
481 	IWL_TOF_RANGE_REQUEST_STATUS_BUSY,
482 };
483 
484 /**
485  * enum iwl_tof_entry_status
486  *
487  * @IWL_TOF_ENTRY_SUCCESS: successful measurement.
488  * @IWL_TOF_ENTRY_GENERAL_FAILURE: General failure.
489  * @IWL_TOF_ENTRY_NO_RESPONSE: Responder didn't reply to the request.
490  * @IWL_TOF_ENTRY_REQUEST_REJECTED: Responder rejected the request.
491  * @IWL_TOF_ENTRY_NOT_SCHEDULED: Time event was scheduled but not called yet.
492  * @IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT: Time event triggered but no
493  *	measurement was completed.
494  * @IWL_TOF_ENTRY_TARGET_DIFF_CH_CANNOT_CHANGE: No range due inability to switch
495  *	from the primary channel.
496  * @IWL_TOF_ENTRY_RANGE_NOT_SUPPORTED: Device doesn't support FTM.
497  * @IWL_TOF_ENTRY_REQUEST_ABORT_UNKNOWN_REASON: Request aborted due to unknown
498  *	reason.
499  * @IWL_TOF_ENTRY_LOCATION_INVALID_T1_T4_TIME_STAMP: Failure due to invalid
500  *	T1/T4.
501  * @IWL_TOF_ENTRY_11MC_PROTOCOL_FAILURE: Failure due to invalid FTM frame
502  *	structure.
503  * @IWL_TOF_ENTRY_REQUEST_CANNOT_SCHED: Request cannot be scheduled.
504  * @IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE: Responder cannot serve the
505  *	initiator for some period, period supplied in @refusal_period.
506  * @IWL_TOF_ENTRY_BAD_REQUEST_ARGS: Bad request arguments.
507  * @IWL_TOF_ENTRY_WIFI_NOT_ENABLED: Wifi not enabled.
508  * @IWL_TOF_ENTRY_RESPONDER_OVERRIDE_PARAMS: Responder override the original
509  *	parameters within the current session.
510  */
511 enum iwl_tof_entry_status {
512 	IWL_TOF_ENTRY_SUCCESS = 0,
513 	IWL_TOF_ENTRY_GENERAL_FAILURE = 1,
514 	IWL_TOF_ENTRY_NO_RESPONSE = 2,
515 	IWL_TOF_ENTRY_REQUEST_REJECTED = 3,
516 	IWL_TOF_ENTRY_NOT_SCHEDULED = 4,
517 	IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT = 5,
518 	IWL_TOF_ENTRY_TARGET_DIFF_CH_CANNOT_CHANGE = 6,
519 	IWL_TOF_ENTRY_RANGE_NOT_SUPPORTED = 7,
520 	IWL_TOF_ENTRY_REQUEST_ABORT_UNKNOWN_REASON = 8,
521 	IWL_TOF_ENTRY_LOCATION_INVALID_T1_T4_TIME_STAMP = 9,
522 	IWL_TOF_ENTRY_11MC_PROTOCOL_FAILURE = 10,
523 	IWL_TOF_ENTRY_REQUEST_CANNOT_SCHED = 11,
524 	IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE = 12,
525 	IWL_TOF_ENTRY_BAD_REQUEST_ARGS = 13,
526 	IWL_TOF_ENTRY_WIFI_NOT_ENABLED = 14,
527 	IWL_TOF_ENTRY_RESPONDER_OVERRIDE_PARAMS = 15,
528 }; /* LOCATION_RANGE_RSP_AP_ENTRY_NTFY_API_S_VER_2 */
529 
530 /**
531  * struct iwl_tof_range_rsp_ap_entry_ntfy - AP parameters (response)
532  * @bssid: BSSID of the AP
533  * @measure_status: current APs measurement status, one of
534  *	&enum iwl_tof_entry_status.
535  * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
536  * @rtt: The Round Trip Time that took for the last measurement for
537  *	current AP [pSec]
538  * @rtt_variance: The Variance of the RTT values measured for current AP
539  * @rtt_spread: The Difference between the maximum and the minimum RTT
540  *	values measured for current AP in the current session [pSec]
541  * @rssi: RSSI as uploaded in the Channel Estimation notification
542  * @rssi_spread: The Difference between the maximum and the minimum RSSI values
543  *	measured for current AP in the current session
544  * @reserved: reserved
545  * @refusal_period: refusal period in case of
546  *	@IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
547  * @range: Measured range [cm]
548  * @range_variance: Measured range variance [cm]
549  * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
550  *	uploaded by the LMAC
551  * @t2t3_initiator: as calculated from the algo in the initiator
552  * @t1t4_responder: as calculated from the algo in the responder
553  * @common_calib: Calib val that was used in for this AP measurement
554  * @specific_calib: val that was used in for this AP measurement
555  * @papd_calib_output: The result of the tof papd calibration that was injected
556  *	into the algorithm.
557  */
558 struct iwl_tof_range_rsp_ap_entry_ntfy {
559 	u8 bssid[ETH_ALEN];
560 	u8 measure_status;
561 	u8 measure_bw;
562 	__le32 rtt;
563 	__le32 rtt_variance;
564 	__le32 rtt_spread;
565 	s8 rssi;
566 	u8 rssi_spread;
567 	u8 reserved;
568 	u8 refusal_period;
569 	__le32 range;
570 	__le32 range_variance;
571 	__le32 timestamp;
572 	__le32 t2t3_initiator;
573 	__le32 t1t4_responder;
574 	__le16 common_calib;
575 	__le16 specific_calib;
576 	__le32 papd_calib_output;
577 } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_3 */
578 
579 /**
580  * enum iwl_tof_response_status - tof response status
581  *
582  * @IWL_TOF_RESPONSE_SUCCESS: successful range.
583  * @IWL_TOF_RESPONSE_TIMEOUT: request aborted due to timeout expiration.
584  *	partial result of ranges done so far is included in the response.
585  * @IWL_TOF_RESPONSE_ABORTED: Measurement aborted by command.
586  * @IWL_TOF_RESPONSE_FAILED: Measurement request command failed.
587  */
588 enum iwl_tof_response_status {
589 	IWL_TOF_RESPONSE_SUCCESS = 0,
590 	IWL_TOF_RESPONSE_TIMEOUT = 1,
591 	IWL_TOF_RESPONSE_ABORTED = 4,
592 	IWL_TOF_RESPONSE_FAILED  = 5,
593 }; /* LOCATION_RNG_RSP_STATUS */
594 
595 /**
596  * struct iwl_tof_range_rsp_ntfy - ranging response notification
597  * @request_id: A Token ID of the corresponding Range request
598  * @request_status: status of current measurement session, one of
599  *	&enum iwl_tof_response_status.
600  * @last_in_batch: reprot policy (when not all responses are uploaded at once)
601  * @num_of_aps: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
602  * @ap: per-AP data
603  */
604 struct iwl_tof_range_rsp_ntfy {
605 	u8 request_id;
606 	u8 request_status;
607 	u8 last_in_batch;
608 	u8 num_of_aps;
609 	struct iwl_tof_range_rsp_ap_entry_ntfy ap[IWL_MVM_TOF_MAX_APS];
610 } __packed;
611 
612 #define IWL_MVM_TOF_MCSI_BUF_SIZE  (245)
613 /**
614  * struct iwl_tof_mcsi_notif - used for debug
615  * @token: token ID for the current session
616  * @role: '0' - initiator, '1' - responder
617  * @reserved: reserved
618  * @initiator_bssid: initiator machine
619  * @responder_bssid: responder machine
620  * @mcsi_buffer: debug data
621  */
622 struct iwl_tof_mcsi_notif {
623 	u8 token;
624 	u8 role;
625 	__le16 reserved;
626 	u8 initiator_bssid[ETH_ALEN];
627 	u8 responder_bssid[ETH_ALEN];
628 	u8 mcsi_buffer[IWL_MVM_TOF_MCSI_BUF_SIZE * 4];
629 } __packed;
630 
631 /**
632  * struct iwl_tof_range_abort_cmd
633  * @request_id: corresponds to a range request
634  * @reserved: reserved
635  */
636 struct iwl_tof_range_abort_cmd {
637 	u8 request_id;
638 	u8 reserved[3];
639 } __packed;
640 
641 enum ftm_responder_stats_flags {
642 	FTM_RESP_STAT_NON_ASAP_STARTED = BIT(0),
643 	FTM_RESP_STAT_NON_ASAP_IN_WIN = BIT(1),
644 	FTM_RESP_STAT_NON_ASAP_OUT_WIN = BIT(2),
645 	FTM_RESP_STAT_TRIGGER_DUP = BIT(3),
646 	FTM_RESP_STAT_DUP = BIT(4),
647 	FTM_RESP_STAT_DUP_IN_WIN = BIT(5),
648 	FTM_RESP_STAT_DUP_OUT_WIN = BIT(6),
649 	FTM_RESP_STAT_SCHED_SUCCESS = BIT(7),
650 	FTM_RESP_STAT_ASAP_REQ = BIT(8),
651 	FTM_RESP_STAT_NON_ASAP_REQ = BIT(9),
652 	FTM_RESP_STAT_ASAP_RESP = BIT(10),
653 	FTM_RESP_STAT_NON_ASAP_RESP = BIT(11),
654 	FTM_RESP_STAT_FAIL_INITIATOR_INACTIVE = BIT(12),
655 	FTM_RESP_STAT_FAIL_INITIATOR_OUT_WIN = BIT(13),
656 	FTM_RESP_STAT_FAIL_INITIATOR_RETRY_LIM = BIT(14),
657 	FTM_RESP_STAT_FAIL_NEXT_SERVED = BIT(15),
658 	FTM_RESP_STAT_FAIL_TRIGGER_ERR = BIT(16),
659 	FTM_RESP_STAT_FAIL_GC = BIT(17),
660 	FTM_RESP_STAT_SUCCESS = BIT(18),
661 	FTM_RESP_STAT_INTEL_IE = BIT(19),
662 	FTM_RESP_STAT_INITIATOR_ACTIVE = BIT(20),
663 	FTM_RESP_STAT_MEASUREMENTS_AVAILABLE = BIT(21),
664 	FTM_RESP_STAT_TRIGGER_UNKNOWN = BIT(22),
665 	FTM_RESP_STAT_PROCESS_FAIL = BIT(23),
666 	FTM_RESP_STAT_ACK = BIT(24),
667 	FTM_RESP_STAT_NACK = BIT(25),
668 	FTM_RESP_STAT_INVALID_INITIATOR_ID = BIT(26),
669 	FTM_RESP_STAT_TIMER_MIN_DELTA = BIT(27),
670 	FTM_RESP_STAT_INITIATOR_REMOVED = BIT(28),
671 	FTM_RESP_STAT_INITIATOR_ADDED = BIT(29),
672 	FTM_RESP_STAT_ERR_LIST_FULL = BIT(30),
673 	FTM_RESP_STAT_INITIATOR_SCHED_NOW = BIT(31),
674 }; /* RESP_IND_E */
675 
676 /**
677  * struct iwl_ftm_responder_stats - FTM responder statistics
678  * @addr: initiator address
679  * @success_ftm: number of successful ftm frames
680  * @ftm_per_burst: num of FTM frames that were received
681  * @flags: &enum ftm_responder_stats_flags
682  * @duration: actual duration of FTM
683  * @allocated_duration: time that was allocated for this FTM session
684  * @bw: FTM request bandwidth
685  * @rate: FTM request rate
686  * @reserved: for alingment and future use
687  */
688 struct iwl_ftm_responder_stats {
689 	u8 addr[ETH_ALEN];
690 	u8 success_ftm;
691 	u8 ftm_per_burst;
692 	__le32 flags;
693 	__le32 duration;
694 	__le32 allocated_duration;
695 	u8 bw;
696 	u8 rate;
697 	__le16 reserved;
698 } __packed; /* TOF_RESPONDER_STATISTICS_NTFY_S_VER_2 */
699 
700 #define IWL_CSI_CHUNK_CTL_NUM_MASK	0x3
701 #define IWL_CSI_CHUNK_CTL_IDX_MASK	0xc
702 
703 struct iwl_csi_chunk_notification {
704 	__le32 token;
705 	__le16 seq;
706 	__le16 ctl;
707 	__le32 size;
708 	u8 data[];
709 } __packed; /* CSI_CHUNKS_HDR_NTFY_API_S_VER_1 */
710 
711 #endif /* __iwl_fw_api_location_h__ */
712