1 /* SPDX-License-Identifier: Apache-2.0 */
2 /*
3  * WF200 hardware interface definitions
4  *
5  * Copyright (c) 2018-2020, Silicon Laboratories Inc.
6  */
7 
8 #ifndef WFX_HIF_API_CMD_H
9 #define WFX_HIF_API_CMD_H
10 
11 #include <linux/ieee80211.h>
12 
13 #include "hif_api_general.h"
14 
15 enum hif_requests_ids {
16 	HIF_REQ_ID_RESET                = 0x0a,
17 	HIF_REQ_ID_READ_MIB             = 0x05,
18 	HIF_REQ_ID_WRITE_MIB            = 0x06,
19 	HIF_REQ_ID_START_SCAN           = 0x07,
20 	HIF_REQ_ID_STOP_SCAN            = 0x08,
21 	HIF_REQ_ID_TX                   = 0x04,
22 	HIF_REQ_ID_JOIN                 = 0x0b,
23 	HIF_REQ_ID_SET_PM_MODE          = 0x10,
24 	HIF_REQ_ID_SET_BSS_PARAMS       = 0x11,
25 	HIF_REQ_ID_ADD_KEY              = 0x0c,
26 	HIF_REQ_ID_REMOVE_KEY           = 0x0d,
27 	HIF_REQ_ID_EDCA_QUEUE_PARAMS    = 0x13,
28 	HIF_REQ_ID_START                = 0x17,
29 	HIF_REQ_ID_BEACON_TRANSMIT      = 0x18,
30 	HIF_REQ_ID_UPDATE_IE            = 0x1b,
31 	HIF_REQ_ID_MAP_LINK             = 0x1c,
32 };
33 
34 enum hif_confirmations_ids {
35 	HIF_CNF_ID_RESET                = 0x0a,
36 	HIF_CNF_ID_READ_MIB             = 0x05,
37 	HIF_CNF_ID_WRITE_MIB            = 0x06,
38 	HIF_CNF_ID_START_SCAN           = 0x07,
39 	HIF_CNF_ID_STOP_SCAN            = 0x08,
40 	HIF_CNF_ID_TX                   = 0x04,
41 	HIF_CNF_ID_MULTI_TRANSMIT       = 0x1e,
42 	HIF_CNF_ID_JOIN                 = 0x0b,
43 	HIF_CNF_ID_SET_PM_MODE          = 0x10,
44 	HIF_CNF_ID_SET_BSS_PARAMS       = 0x11,
45 	HIF_CNF_ID_ADD_KEY              = 0x0c,
46 	HIF_CNF_ID_REMOVE_KEY           = 0x0d,
47 	HIF_CNF_ID_EDCA_QUEUE_PARAMS    = 0x13,
48 	HIF_CNF_ID_START                = 0x17,
49 	HIF_CNF_ID_BEACON_TRANSMIT      = 0x18,
50 	HIF_CNF_ID_UPDATE_IE            = 0x1b,
51 	HIF_CNF_ID_MAP_LINK             = 0x1c,
52 };
53 
54 enum hif_indications_ids {
55 	HIF_IND_ID_RX                   = 0x84,
56 	HIF_IND_ID_SCAN_CMPL            = 0x86,
57 	HIF_IND_ID_JOIN_COMPLETE        = 0x8f,
58 	HIF_IND_ID_SET_PM_MODE_CMPL     = 0x89,
59 	HIF_IND_ID_SUSPEND_RESUME_TX    = 0x8c,
60 	HIF_IND_ID_EVENT                = 0x85
61 };
62 
63 struct hif_req_reset {
64 	u8     reset_stat:1;
65 	u8     reset_all_int:1;
66 	u8     reserved1:6;
67 	u8     reserved2[3];
68 } __packed;
69 
70 struct hif_cnf_reset {
71 	__le32 status;
72 } __packed;
73 
74 struct hif_req_read_mib {
75 	__le16 mib_id;
76 	__le16 reserved;
77 } __packed;
78 
79 struct hif_cnf_read_mib {
80 	__le32 status;
81 	__le16 mib_id;
82 	__le16 length;
83 	u8     mib_data[];
84 } __packed;
85 
86 struct hif_req_write_mib {
87 	__le16 mib_id;
88 	__le16 length;
89 	u8     mib_data[];
90 } __packed;
91 
92 struct hif_cnf_write_mib {
93 	__le32 status;
94 } __packed;
95 
96 struct hif_req_update_ie {
97 	u8     beacon:1;
98 	u8     probe_resp:1;
99 	u8     probe_req:1;
100 	u8     reserved1:5;
101 	u8     reserved2;
102 	__le16 num_ies;
103 	u8     ie[];
104 } __packed;
105 
106 struct hif_cnf_update_ie {
107 	__le32 status;
108 } __packed;
109 
110 struct hif_ssid_def {
111 	__le32 ssid_length;
112 	u8     ssid[IEEE80211_MAX_SSID_LEN];
113 } __packed;
114 
115 #define HIF_API_MAX_NB_SSIDS                           2
116 #define HIF_API_MAX_NB_CHANNELS                       14
117 
118 struct hif_req_start_scan_alt {
119 	u8     band;
120 	u8     maintain_current_bss:1;
121 	u8     periodic:1;
122 	u8     reserved1:6;
123 	u8     disallow_ps:1;
124 	u8     reserved2:1;
125 	u8     short_preamble:1;
126 	u8     reserved3:5;
127 	u8     max_transmit_rate;
128 	__le16 periodic_interval;
129 	u8     reserved4;
130 	s8     periodic_rssi_thr;
131 	u8     num_of_probe_requests;
132 	u8     probe_delay;
133 	u8     num_of_ssids;
134 	u8     num_of_channels;
135 	__le32 min_channel_time;
136 	__le32 max_channel_time;
137 	__le32 tx_power_level; /* signed value */
138 	struct hif_ssid_def ssid_def[HIF_API_MAX_NB_SSIDS];
139 	u8     channel_list[];
140 } __packed;
141 
142 struct hif_cnf_start_scan {
143 	__le32 status;
144 } __packed;
145 
146 struct hif_cnf_stop_scan {
147 	__le32 status;
148 } __packed;
149 
150 enum hif_pm_mode_status {
151 	HIF_PM_MODE_ACTIVE                         = 0x0,
152 	HIF_PM_MODE_PS                             = 0x1,
153 	HIF_PM_MODE_UNDETERMINED                   = 0x2
154 };
155 
156 struct hif_ind_scan_cmpl {
157 	__le32 status;
158 	u8     pm_mode;
159 	u8     num_channels_completed;
160 	__le16 reserved;
161 } __packed;
162 
163 enum hif_queue_id {
164 	HIF_QUEUE_ID_BACKGROUND                    = 0x0,
165 	HIF_QUEUE_ID_BESTEFFORT                    = 0x1,
166 	HIF_QUEUE_ID_VIDEO                         = 0x2,
167 	HIF_QUEUE_ID_VOICE                         = 0x3
168 };
169 
170 enum hif_frame_format {
171 	HIF_FRAME_FORMAT_NON_HT                    = 0x0,
172 	HIF_FRAME_FORMAT_MIXED_FORMAT_HT           = 0x1,
173 	HIF_FRAME_FORMAT_GF_HT_11N                 = 0x2
174 };
175 
176 struct hif_req_tx {
177 	/* packet_id is not interpreted by the device, so it is not necessary to
178 	 * declare it little endian
179 	 */
180 	u32    packet_id;
181 	u8     max_tx_rate;
182 	u8     queue_id:2;
183 	u8     peer_sta_id:4;
184 	u8     reserved1:2;
185 	u8     more:1;
186 	u8     fc_offset:3;
187 	u8     after_dtim:1;
188 	u8     reserved2:3;
189 	u8     start_exp:1;
190 	u8     reserved3:3;
191 	u8     retry_policy_index:4;
192 	__le32 reserved4;
193 	__le32 expire_time;
194 	u8     frame_format:4;
195 	u8     fec_coding:1;
196 	u8     short_gi:1;
197 	u8     reserved5:1;
198 	u8     stbc:1;
199 	u8     reserved6;
200 	u8     aggregation:1;
201 	u8     reserved7:7;
202 	u8     reserved8;
203 	u8     frame[];
204 } __packed;
205 
206 enum hif_qos_ackplcy {
207 	HIF_QOS_ACKPLCY_NORMAL                         = 0x0,
208 	HIF_QOS_ACKPLCY_TXNOACK                        = 0x1,
209 	HIF_QOS_ACKPLCY_NOEXPACK                       = 0x2,
210 	HIF_QOS_ACKPLCY_BLCKACK                        = 0x3
211 };
212 
213 struct hif_cnf_tx {
214 	__le32 status;
215 	/* packet_id is copied from struct hif_req_tx without been interpreted
216 	 * by the device, so it is not necessary to declare it little endian
217 	 */
218 	u32    packet_id;
219 	u8     txed_rate;
220 	u8     ack_failures;
221 	u8     aggr:1;
222 	u8     requeue:1;
223 	u8     ack_policy:2;
224 	u8     txop_limit:1;
225 	u8     reserved1:3;
226 	u8     reserved2;
227 	__le32 media_delay;
228 	__le32 tx_queue_delay;
229 } __packed;
230 
231 struct hif_cnf_multi_transmit {
232 	u8     num_tx_confs;
233 	u8     reserved[3];
234 	struct hif_cnf_tx tx_conf_payload[];
235 } __packed;
236 
237 enum hif_ri_flags_encrypt {
238 	HIF_RI_FLAGS_UNENCRYPTED                   = 0x0,
239 	HIF_RI_FLAGS_WEP_ENCRYPTED                 = 0x1,
240 	HIF_RI_FLAGS_TKIP_ENCRYPTED                = 0x2,
241 	HIF_RI_FLAGS_AES_ENCRYPTED                 = 0x3,
242 	HIF_RI_FLAGS_WAPI_ENCRYPTED                = 0x4
243 };
244 
245 struct hif_ind_rx {
246 	__le32 status;
247 	u8     channel_number;
248 	u8     reserved1;
249 	u8     rxed_rate;
250 	u8     rcpi_rssi;
251 	u8     encryp:3;
252 	u8     in_aggr:1;
253 	u8     first_aggr:1;
254 	u8     last_aggr:1;
255 	u8     defrag:1;
256 	u8     beacon:1;
257 	u8     tim:1;
258 	u8     bitmap:1;
259 	u8     match_ssid:1;
260 	u8     match_bssid:1;
261 	u8     more:1;
262 	u8     reserved2:1;
263 	u8     ht:1;
264 	u8     stbc:1;
265 	u8     match_uc_addr:1;
266 	u8     match_mc_addr:1;
267 	u8     match_bc_addr:1;
268 	u8     key_type:1;
269 	u8     key_index:4;
270 	u8     reserved3:1;
271 	u8     peer_sta_id:4;
272 	u8     reserved4:2;
273 	u8     reserved5:1;
274 	u8     frame[];
275 } __packed;
276 
277 struct hif_req_edca_queue_params {
278 	u8     queue_id;
279 	u8     reserved1;
280 	u8     aifsn;
281 	u8     reserved2;
282 	__le16 cw_min;
283 	__le16 cw_max;
284 	__le16 tx_op_limit;
285 	__le16 allowed_medium_time;
286 	__le32 reserved3;
287 } __packed;
288 
289 struct hif_cnf_edca_queue_params {
290 	__le32 status;
291 } __packed;
292 
293 struct hif_req_join {
294 	u8     infrastructure_bss_mode:1;
295 	u8     reserved1:7;
296 	u8     band;
297 	u8     channel_number;
298 	u8     reserved2;
299 	u8     bssid[ETH_ALEN];
300 	__le16 atim_window;
301 	u8     short_preamble:1;
302 	u8     reserved3:7;
303 	u8     probe_for_join;
304 	u8     reserved4;
305 	u8     reserved5:2;
306 	u8     force_no_beacon:1;
307 	u8     force_with_ind:1;
308 	u8     reserved6:4;
309 	__le32 ssid_length;
310 	u8     ssid[IEEE80211_MAX_SSID_LEN];
311 	__le32 beacon_interval;
312 	__le32 basic_rate_set;
313 } __packed;
314 
315 struct hif_cnf_join {
316 	__le32 status;
317 } __packed;
318 
319 struct hif_ind_join_complete {
320 	__le32 status;
321 } __packed;
322 
323 struct hif_req_set_bss_params {
324 	u8     lost_count_only:1;
325 	u8     reserved:7;
326 	u8     beacon_lost_count;
327 	__le16 aid;
328 	__le32 operational_rate_set;
329 } __packed;
330 
331 struct hif_cnf_set_bss_params {
332 	__le32 status;
333 } __packed;
334 
335 struct hif_req_set_pm_mode {
336 	u8     enter_psm:1;
337 	u8     reserved:6;
338 	u8     fast_psm:1;
339 	u8     fast_psm_idle_period;
340 	u8     ap_psm_change_period;
341 	u8     min_auto_ps_poll_period;
342 } __packed;
343 
344 struct hif_cnf_set_pm_mode {
345 	__le32 status;
346 } __packed;
347 
348 struct hif_ind_set_pm_mode_cmpl {
349 	__le32 status;
350 	u8     pm_mode;
351 	u8     reserved[3];
352 } __packed;
353 
354 struct hif_req_start {
355 	u8     mode;
356 	u8     band;
357 	u8     channel_number;
358 	u8     reserved1;
359 	__le32 reserved2;
360 	__le32 beacon_interval;
361 	u8     dtim_period;
362 	u8     short_preamble:1;
363 	u8     reserved3:7;
364 	u8     reserved4;
365 	u8     ssid_length;
366 	u8     ssid[IEEE80211_MAX_SSID_LEN];
367 	__le32 basic_rate_set;
368 } __packed;
369 
370 struct hif_cnf_start {
371 	__le32 status;
372 } __packed;
373 
374 struct hif_req_beacon_transmit {
375 	u8     enable_beaconing;
376 	u8     reserved[3];
377 } __packed;
378 
379 struct hif_cnf_beacon_transmit {
380 	__le32 status;
381 } __packed;
382 
383 #define HIF_LINK_ID_MAX            14
384 #define HIF_LINK_ID_NOT_ASSOCIATED (HIF_LINK_ID_MAX + 1)
385 
386 struct hif_req_map_link {
387 	u8     mac_addr[ETH_ALEN];
388 	u8     unmap:1;
389 	u8     mfpc:1;
390 	u8     reserved:6;
391 	u8     peer_sta_id;
392 } __packed;
393 
394 struct hif_cnf_map_link {
395 	__le32 status;
396 } __packed;
397 
398 struct hif_ind_suspend_resume_tx {
399 	u8     resume:1;
400 	u8     reserved1:2;
401 	u8     bc_mc_only:1;
402 	u8     reserved2:4;
403 	u8     reserved3;
404 	__le16 peer_sta_set;
405 } __packed;
406 
407 
408 #define MAX_KEY_ENTRIES         24
409 #define HIF_API_WEP_KEY_DATA_SIZE                       16
410 #define HIF_API_TKIP_KEY_DATA_SIZE                      16
411 #define HIF_API_RX_MIC_KEY_SIZE                         8
412 #define HIF_API_TX_MIC_KEY_SIZE                         8
413 #define HIF_API_AES_KEY_DATA_SIZE                       16
414 #define HIF_API_WAPI_KEY_DATA_SIZE                      16
415 #define HIF_API_MIC_KEY_DATA_SIZE                       16
416 #define HIF_API_IGTK_KEY_DATA_SIZE                      16
417 #define HIF_API_RX_SEQUENCE_COUNTER_SIZE                8
418 #define HIF_API_IPN_SIZE                                8
419 
420 enum hif_key_type {
421 	HIF_KEY_TYPE_WEP_DEFAULT                   = 0x0,
422 	HIF_KEY_TYPE_WEP_PAIRWISE                  = 0x1,
423 	HIF_KEY_TYPE_TKIP_GROUP                    = 0x2,
424 	HIF_KEY_TYPE_TKIP_PAIRWISE                 = 0x3,
425 	HIF_KEY_TYPE_AES_GROUP                     = 0x4,
426 	HIF_KEY_TYPE_AES_PAIRWISE                  = 0x5,
427 	HIF_KEY_TYPE_WAPI_GROUP                    = 0x6,
428 	HIF_KEY_TYPE_WAPI_PAIRWISE                 = 0x7,
429 	HIF_KEY_TYPE_IGTK_GROUP                    = 0x8,
430 	HIF_KEY_TYPE_NONE                          = 0x9
431 };
432 
433 struct hif_wep_pairwise_key {
434 	u8     peer_address[ETH_ALEN];
435 	u8     reserved;
436 	u8     key_length;
437 	u8     key_data[HIF_API_WEP_KEY_DATA_SIZE];
438 } __packed;
439 
440 struct hif_wep_group_key {
441 	u8     key_id;
442 	u8     key_length;
443 	u8     reserved[2];
444 	u8     key_data[HIF_API_WEP_KEY_DATA_SIZE];
445 } __packed;
446 
447 struct hif_tkip_pairwise_key {
448 	u8     peer_address[ETH_ALEN];
449 	u8     reserved[2];
450 	u8     tkip_key_data[HIF_API_TKIP_KEY_DATA_SIZE];
451 	u8     rx_mic_key[HIF_API_RX_MIC_KEY_SIZE];
452 	u8     tx_mic_key[HIF_API_TX_MIC_KEY_SIZE];
453 } __packed;
454 
455 struct hif_tkip_group_key {
456 	u8     tkip_key_data[HIF_API_TKIP_KEY_DATA_SIZE];
457 	u8     rx_mic_key[HIF_API_RX_MIC_KEY_SIZE];
458 	u8     key_id;
459 	u8     reserved[3];
460 	u8     rx_sequence_counter[HIF_API_RX_SEQUENCE_COUNTER_SIZE];
461 } __packed;
462 
463 struct hif_aes_pairwise_key {
464 	u8     peer_address[ETH_ALEN];
465 	u8     reserved[2];
466 	u8     aes_key_data[HIF_API_AES_KEY_DATA_SIZE];
467 } __packed;
468 
469 struct hif_aes_group_key {
470 	u8     aes_key_data[HIF_API_AES_KEY_DATA_SIZE];
471 	u8     key_id;
472 	u8     reserved[3];
473 	u8     rx_sequence_counter[HIF_API_RX_SEQUENCE_COUNTER_SIZE];
474 } __packed;
475 
476 struct hif_wapi_pairwise_key {
477 	u8     peer_address[ETH_ALEN];
478 	u8     key_id;
479 	u8     reserved;
480 	u8     wapi_key_data[HIF_API_WAPI_KEY_DATA_SIZE];
481 	u8     mic_key_data[HIF_API_MIC_KEY_DATA_SIZE];
482 } __packed;
483 
484 struct hif_wapi_group_key {
485 	u8     wapi_key_data[HIF_API_WAPI_KEY_DATA_SIZE];
486 	u8     mic_key_data[HIF_API_MIC_KEY_DATA_SIZE];
487 	u8     key_id;
488 	u8     reserved[3];
489 } __packed;
490 
491 struct hif_igtk_group_key {
492 	u8     igtk_key_data[HIF_API_IGTK_KEY_DATA_SIZE];
493 	u8     key_id;
494 	u8     reserved[3];
495 	u8     ipn[HIF_API_IPN_SIZE];
496 } __packed;
497 
498 struct hif_req_add_key {
499 	u8     type;
500 	u8     entry_index;
501 	u8     int_id:2;
502 	u8     reserved1:6;
503 	u8     reserved2;
504 	union {
505 		struct hif_wep_pairwise_key  wep_pairwise_key;
506 		struct hif_wep_group_key     wep_group_key;
507 		struct hif_tkip_pairwise_key tkip_pairwise_key;
508 		struct hif_tkip_group_key    tkip_group_key;
509 		struct hif_aes_pairwise_key  aes_pairwise_key;
510 		struct hif_aes_group_key     aes_group_key;
511 		struct hif_wapi_pairwise_key wapi_pairwise_key;
512 		struct hif_wapi_group_key    wapi_group_key;
513 		struct hif_igtk_group_key    igtk_group_key;
514 	} key;
515 } __packed;
516 
517 struct hif_cnf_add_key {
518 	__le32 status;
519 } __packed;
520 
521 struct hif_req_remove_key {
522 	u8     entry_index;
523 	u8     reserved[3];
524 } __packed;
525 
526 struct hif_cnf_remove_key {
527 	__le32 status;
528 } __packed;
529 
530 enum hif_event_ind {
531 	HIF_EVENT_IND_BSSLOST                      = 0x1,
532 	HIF_EVENT_IND_BSSREGAINED                  = 0x2,
533 	HIF_EVENT_IND_RCPI_RSSI                    = 0x3,
534 	HIF_EVENT_IND_PS_MODE_ERROR                = 0x4,
535 	HIF_EVENT_IND_INACTIVITY                   = 0x5
536 };
537 
538 enum hif_ps_mode_error {
539 	HIF_PS_ERROR_NO_ERROR                      = 0,
540 	HIF_PS_ERROR_AP_NOT_RESP_TO_POLL           = 1,
541 	HIF_PS_ERROR_AP_NOT_RESP_TO_UAPSD_TRIGGER  = 2,
542 	HIF_PS_ERROR_AP_SENT_UNICAST_IN_DOZE       = 3,
543 	HIF_PS_ERROR_AP_NO_DATA_AFTER_TIM          = 4
544 };
545 
546 struct hif_ind_event {
547 	__le32 event_id;
548 	union {
549 		u8     rcpi_rssi;
550 		__le32 ps_mode_error;
551 		__le32 peer_sta_set;
552 	} event_data;
553 } __packed;
554 
555 #endif
556