This source file includes following definitions.
- iwl_get_coex_type
- iwl_mvm_send_bt_init_conf
- iwl_mvm_bt_coex_reduced_txp
- iwl_mvm_bt_coex_enable_rssi_event
- iwl_mvm_bt_coex_tcm_based_ci
- iwl_mvm_bt_notif_iterator
- iwl_mvm_bt_coex_notif_handle
- iwl_mvm_rx_bt_coex_notif
- iwl_mvm_bt_rssi_event
- iwl_mvm_coex_agg_time_limit
- iwl_mvm_bt_coex_is_mimo_allowed
- iwl_mvm_bt_coex_is_ant_avail
- iwl_mvm_bt_coex_is_shared_ant_avail
- iwl_mvm_bt_coex_is_tpc_allowed
- iwl_mvm_bt_coex_get_single_ant_msk
- iwl_mvm_bt_coex_tx_prio
- iwl_mvm_bt_coex_vif_change
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61 #include <linux/ieee80211.h>
62 #include <linux/etherdevice.h>
63 #include <net/mac80211.h>
64
65 #include "fw/api/coex.h"
66 #include "iwl-modparams.h"
67 #include "mvm.h"
68 #include "iwl-debug.h"
69
70
71 static const __le64 iwl_ci_mask[][3] = {
72
73 {cpu_to_le64(0), cpu_to_le64(0), cpu_to_le64(0)},
74 {
75 cpu_to_le64(0x0000001FFFULL),
76 cpu_to_le64(0x0ULL),
77 cpu_to_le64(0x00007FFFFFULL),
78 },
79 {
80 cpu_to_le64(0x000000FFFFULL),
81 cpu_to_le64(0x0ULL),
82 cpu_to_le64(0x0003FFFFFFULL),
83 },
84 {
85 cpu_to_le64(0x000003FFFCULL),
86 cpu_to_le64(0x0ULL),
87 cpu_to_le64(0x000FFFFFFCULL),
88 },
89 {
90 cpu_to_le64(0x00001FFFE0ULL),
91 cpu_to_le64(0x0ULL),
92 cpu_to_le64(0x007FFFFFE0ULL),
93 },
94 {
95 cpu_to_le64(0x00007FFF80ULL),
96 cpu_to_le64(0x00007FFFFFULL),
97 cpu_to_le64(0x01FFFFFF80ULL),
98 },
99 {
100 cpu_to_le64(0x0003FFFC00ULL),
101 cpu_to_le64(0x0003FFFFFFULL),
102 cpu_to_le64(0x0FFFFFFC00ULL),
103 },
104 {
105 cpu_to_le64(0x000FFFF000ULL),
106 cpu_to_le64(0x000FFFFFFCULL),
107 cpu_to_le64(0x3FFFFFF000ULL),
108 },
109 {
110 cpu_to_le64(0x007FFF8000ULL),
111 cpu_to_le64(0x007FFFFFE0ULL),
112 cpu_to_le64(0xFFFFFF8000ULL),
113 },
114 {
115 cpu_to_le64(0x01FFFE0000ULL),
116 cpu_to_le64(0x01FFFFFF80ULL),
117 cpu_to_le64(0xFFFFFE0000ULL),
118 },
119 {
120 cpu_to_le64(0x0FFFF00000ULL),
121 cpu_to_le64(0x0FFFFFFC00ULL),
122 cpu_to_le64(0x0ULL),
123 },
124 {
125 cpu_to_le64(0x3FFFC00000ULL),
126 cpu_to_le64(0x3FFFFFF000ULL),
127 cpu_to_le64(0x0)
128 },
129 {
130 cpu_to_le64(0xFFFE000000ULL),
131 cpu_to_le64(0xFFFFFF8000ULL),
132 cpu_to_le64(0x0)
133 },
134 {
135 cpu_to_le64(0xFFF8000000ULL),
136 cpu_to_le64(0xFFFFFE0000ULL),
137 cpu_to_le64(0x0)
138 },
139 {
140 cpu_to_le64(0xFE00000000ULL),
141 cpu_to_le64(0x0ULL),
142 cpu_to_le64(0x0ULL)
143 },
144 };
145
146 static enum iwl_bt_coex_lut_type
147 iwl_get_coex_type(struct iwl_mvm *mvm, const struct ieee80211_vif *vif)
148 {
149 struct ieee80211_chanctx_conf *chanctx_conf;
150 enum iwl_bt_coex_lut_type ret;
151 u16 phy_ctx_id;
152 u32 primary_ch_phy_id, secondary_ch_phy_id;
153
154
155
156
157
158
159
160
161
162 rcu_read_lock();
163
164 chanctx_conf = rcu_dereference(vif->chanctx_conf);
165
166 if (!chanctx_conf ||
167 chanctx_conf->def.chan->band != NL80211_BAND_2GHZ) {
168 rcu_read_unlock();
169 return BT_COEX_INVALID_LUT;
170 }
171
172 ret = BT_COEX_TX_DIS_LUT;
173
174 if (mvm->cfg->bt_shared_single_ant) {
175 rcu_read_unlock();
176 return ret;
177 }
178
179 phy_ctx_id = *((u16 *)chanctx_conf->drv_priv);
180 primary_ch_phy_id = le32_to_cpu(mvm->last_bt_ci_cmd.primary_ch_phy_id);
181 secondary_ch_phy_id =
182 le32_to_cpu(mvm->last_bt_ci_cmd.secondary_ch_phy_id);
183
184 if (primary_ch_phy_id == phy_ctx_id)
185 ret = le32_to_cpu(mvm->last_bt_notif.primary_ch_lut);
186 else if (secondary_ch_phy_id == phy_ctx_id)
187 ret = le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut);
188
189
190 rcu_read_unlock();
191
192 return ret;
193 }
194
195 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm)
196 {
197 struct iwl_bt_coex_cmd bt_cmd = {};
198 u32 mode;
199
200 lockdep_assert_held(&mvm->mutex);
201
202 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) {
203 switch (mvm->bt_force_ant_mode) {
204 case BT_FORCE_ANT_BT:
205 mode = BT_COEX_BT;
206 break;
207 case BT_FORCE_ANT_WIFI:
208 mode = BT_COEX_WIFI;
209 break;
210 default:
211 WARN_ON(1);
212 mode = 0;
213 }
214
215 bt_cmd.mode = cpu_to_le32(mode);
216 goto send_cmd;
217 }
218
219 mode = iwlwifi_mod_params.bt_coex_active ? BT_COEX_NW : BT_COEX_DISABLE;
220 bt_cmd.mode = cpu_to_le32(mode);
221
222 if (IWL_MVM_BT_COEX_SYNC2SCO)
223 bt_cmd.enabled_modules |=
224 cpu_to_le32(BT_COEX_SYNC2SCO_ENABLED);
225
226 if (iwl_mvm_is_mplut_supported(mvm))
227 bt_cmd.enabled_modules |= cpu_to_le32(BT_COEX_MPLUT_ENABLED);
228
229 bt_cmd.enabled_modules |= cpu_to_le32(BT_COEX_HIGH_BAND_RET);
230
231 send_cmd:
232 memset(&mvm->last_bt_notif, 0, sizeof(mvm->last_bt_notif));
233 memset(&mvm->last_bt_ci_cmd, 0, sizeof(mvm->last_bt_ci_cmd));
234
235 return iwl_mvm_send_cmd_pdu(mvm, BT_CONFIG, 0, sizeof(bt_cmd), &bt_cmd);
236 }
237
238 static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id,
239 bool enable)
240 {
241 struct iwl_bt_coex_reduced_txp_update_cmd cmd = {};
242 struct iwl_mvm_sta *mvmsta;
243 u32 value;
244
245 mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id);
246 if (!mvmsta)
247 return 0;
248
249
250 if (mvmsta->bt_reduced_txpower == enable)
251 return 0;
252
253 value = mvmsta->sta_id;
254
255 if (enable)
256 value |= BT_REDUCED_TX_POWER_BIT;
257
258 IWL_DEBUG_COEX(mvm, "%sable reduced Tx Power for sta %d\n",
259 enable ? "en" : "dis", sta_id);
260
261 cmd.reduced_txp = cpu_to_le32(value);
262 mvmsta->bt_reduced_txpower = enable;
263
264 return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_REDUCED_TXP,
265 CMD_ASYNC, sizeof(cmd), &cmd);
266 }
267
268 struct iwl_bt_iterator_data {
269 struct iwl_bt_coex_profile_notif *notif;
270 struct iwl_mvm *mvm;
271 struct ieee80211_chanctx_conf *primary;
272 struct ieee80211_chanctx_conf *secondary;
273 bool primary_ll;
274 u8 primary_load;
275 u8 secondary_load;
276 };
277
278 static inline
279 void iwl_mvm_bt_coex_enable_rssi_event(struct iwl_mvm *mvm,
280 struct ieee80211_vif *vif,
281 bool enable, int rssi)
282 {
283 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
284
285 mvmvif->bf_data.last_bt_coex_event = rssi;
286 mvmvif->bf_data.bt_coex_max_thold =
287 enable ? -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH : 0;
288 mvmvif->bf_data.bt_coex_min_thold =
289 enable ? -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH : 0;
290 }
291
292 #define MVM_COEX_TCM_PERIOD (HZ * 10)
293
294 static void iwl_mvm_bt_coex_tcm_based_ci(struct iwl_mvm *mvm,
295 struct iwl_bt_iterator_data *data)
296 {
297 unsigned long now = jiffies;
298
299 if (!time_after(now, mvm->bt_coex_last_tcm_ts + MVM_COEX_TCM_PERIOD))
300 return;
301
302 mvm->bt_coex_last_tcm_ts = now;
303
304
305
306
307 if (data->primary_ll)
308 return;
309
310 if (data->primary_load >= data->secondary_load)
311 return;
312
313 swap(data->primary, data->secondary);
314 }
315
316
317 static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac,
318 struct ieee80211_vif *vif)
319 {
320 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
321 struct iwl_bt_iterator_data *data = _data;
322 struct iwl_mvm *mvm = data->mvm;
323 struct ieee80211_chanctx_conf *chanctx_conf;
324
325 enum ieee80211_smps_mode smps_mode = IEEE80211_SMPS_AUTOMATIC;
326 u32 bt_activity_grading, min_ag_for_static_smps;
327 int ave_rssi;
328
329 lockdep_assert_held(&mvm->mutex);
330
331 switch (vif->type) {
332 case NL80211_IFTYPE_STATION:
333 break;
334 case NL80211_IFTYPE_AP:
335 if (!mvmvif->ap_ibss_active)
336 return;
337 break;
338 default:
339 return;
340 }
341
342 chanctx_conf = rcu_dereference(vif->chanctx_conf);
343
344
345 if ((!chanctx_conf ||
346 chanctx_conf->def.chan->band != NL80211_BAND_2GHZ)) {
347 if (vif->type == NL80211_IFTYPE_STATION) {
348
349 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
350 smps_mode);
351 iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
352 false);
353 iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
354 }
355 return;
356 }
357
358 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_COEX_SCHEMA_2))
359 min_ag_for_static_smps = BT_VERY_HIGH_TRAFFIC;
360 else
361 min_ag_for_static_smps = BT_HIGH_TRAFFIC;
362
363 bt_activity_grading = le32_to_cpu(data->notif->bt_activity_grading);
364 if (bt_activity_grading >= min_ag_for_static_smps)
365 smps_mode = IEEE80211_SMPS_STATIC;
366 else if (bt_activity_grading >= BT_LOW_TRAFFIC)
367 smps_mode = IEEE80211_SMPS_DYNAMIC;
368
369
370 if (!vif->bss_conf.assoc)
371 smps_mode = IEEE80211_SMPS_AUTOMATIC;
372
373 if (mvmvif->phy_ctxt &&
374 (mvm->last_bt_notif.rrc_status & BIT(mvmvif->phy_ctxt->id)))
375 smps_mode = IEEE80211_SMPS_AUTOMATIC;
376
377 IWL_DEBUG_COEX(data->mvm,
378 "mac %d: bt_activity_grading %d smps_req %d\n",
379 mvmvif->id, bt_activity_grading, smps_mode);
380
381 if (vif->type == NL80211_IFTYPE_STATION)
382 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
383 smps_mode);
384
385
386 if (iwl_mvm_vif_low_latency(mvmvif)) {
387 data->primary_ll = true;
388
389 data->secondary = data->primary;
390 data->primary = chanctx_conf;
391 }
392
393 if (vif->type == NL80211_IFTYPE_AP) {
394 if (!mvmvif->ap_ibss_active)
395 return;
396
397 if (chanctx_conf == data->primary)
398 return;
399
400 if (!data->primary_ll) {
401
402
403
404
405 data->secondary = data->primary;
406 data->primary = chanctx_conf;
407 } else {
408
409 data->secondary = chanctx_conf;
410 }
411
412 if (data->primary == chanctx_conf)
413 data->primary_load = mvm->tcm.result.load[mvmvif->id];
414 else if (data->secondary == chanctx_conf)
415 data->secondary_load = mvm->tcm.result.load[mvmvif->id];
416 return;
417 }
418
419
420
421
422
423 if (!data->primary || data->primary == chanctx_conf)
424 data->primary = chanctx_conf;
425 else if (!data->secondary)
426
427 data->secondary = chanctx_conf;
428
429 if (data->primary == chanctx_conf)
430 data->primary_load = mvm->tcm.result.load[mvmvif->id];
431 else if (data->secondary == chanctx_conf)
432 data->secondary_load = mvm->tcm.result.load[mvmvif->id];
433
434
435
436
437
438
439
440 if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT ||
441 mvm->cfg->bt_shared_single_ant || !vif->bss_conf.assoc ||
442 le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF) {
443 iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false);
444 iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
445 return;
446 }
447
448
449 ave_rssi = mvmvif->bf_data.ave_beacon_signal;
450
451
452 if (!ave_rssi)
453 ave_rssi = -100;
454 if (ave_rssi > -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH) {
455 if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true))
456 IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
457 } else if (ave_rssi < -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH) {
458 if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false))
459 IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
460 }
461
462
463 iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, true, ave_rssi);
464 }
465
466 static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm)
467 {
468 struct iwl_bt_iterator_data data = {
469 .mvm = mvm,
470 .notif = &mvm->last_bt_notif,
471 };
472 struct iwl_bt_coex_ci_cmd cmd = {};
473 u8 ci_bw_idx;
474
475
476 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
477 return;
478
479 rcu_read_lock();
480 ieee80211_iterate_active_interfaces_atomic(
481 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
482 iwl_mvm_bt_notif_iterator, &data);
483
484 iwl_mvm_bt_coex_tcm_based_ci(mvm, &data);
485
486 if (data.primary) {
487 struct ieee80211_chanctx_conf *chan = data.primary;
488 if (WARN_ON(!chan->def.chan)) {
489 rcu_read_unlock();
490 return;
491 }
492
493 if (chan->def.width < NL80211_CHAN_WIDTH_40) {
494 ci_bw_idx = 0;
495 } else {
496 if (chan->def.center_freq1 >
497 chan->def.chan->center_freq)
498 ci_bw_idx = 2;
499 else
500 ci_bw_idx = 1;
501 }
502
503 cmd.bt_primary_ci =
504 iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
505 cmd.primary_ch_phy_id =
506 cpu_to_le32(*((u16 *)data.primary->drv_priv));
507 }
508
509 if (data.secondary) {
510 struct ieee80211_chanctx_conf *chan = data.secondary;
511 if (WARN_ON(!data.secondary->def.chan)) {
512 rcu_read_unlock();
513 return;
514 }
515
516 if (chan->def.width < NL80211_CHAN_WIDTH_40) {
517 ci_bw_idx = 0;
518 } else {
519 if (chan->def.center_freq1 >
520 chan->def.chan->center_freq)
521 ci_bw_idx = 2;
522 else
523 ci_bw_idx = 1;
524 }
525
526 cmd.bt_secondary_ci =
527 iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
528 cmd.secondary_ch_phy_id =
529 cpu_to_le32(*((u16 *)data.secondary->drv_priv));
530 }
531
532 rcu_read_unlock();
533
534
535 if (memcmp(&cmd, &mvm->last_bt_ci_cmd, sizeof(cmd))) {
536 if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, 0,
537 sizeof(cmd), &cmd))
538 IWL_ERR(mvm, "Failed to send BT_CI cmd\n");
539 memcpy(&mvm->last_bt_ci_cmd, &cmd, sizeof(cmd));
540 }
541 }
542
543 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
544 struct iwl_rx_cmd_buffer *rxb)
545 {
546 struct iwl_rx_packet *pkt = rxb_addr(rxb);
547 struct iwl_bt_coex_profile_notif *notif = (void *)pkt->data;
548
549 IWL_DEBUG_COEX(mvm, "BT Coex Notification received\n");
550 IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
551 IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n",
552 le32_to_cpu(notif->primary_ch_lut));
553 IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n",
554 le32_to_cpu(notif->secondary_ch_lut));
555 IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n",
556 le32_to_cpu(notif->bt_activity_grading));
557
558
559 memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif));
560
561 iwl_mvm_bt_coex_notif_handle(mvm);
562 }
563
564 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
565 enum ieee80211_rssi_event_data rssi_event)
566 {
567 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
568 int ret;
569
570 lockdep_assert_held(&mvm->mutex);
571
572
573 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
574 return;
575
576
577
578
579
580 if (mvmvif->ap_sta_id == IWL_MVM_INVALID_STA)
581 return;
582
583
584 if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF)
585 return;
586
587 IWL_DEBUG_COEX(mvm, "RSSI for %pM is now %s\n", vif->bss_conf.bssid,
588 rssi_event == RSSI_EVENT_HIGH ? "HIGH" : "LOW");
589
590
591
592
593
594 if (rssi_event == RSSI_EVENT_LOW || mvm->cfg->bt_shared_single_ant ||
595 iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT)
596 ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
597 false);
598 else
599 ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true);
600
601 if (ret)
602 IWL_ERR(mvm, "couldn't send BT_CONFIG HCMD upon RSSI event\n");
603 }
604
605 #define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000)
606 #define LINK_QUAL_AGG_TIME_LIMIT_BT_ACT (1200)
607
608 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
609 struct ieee80211_sta *sta)
610 {
611 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
612 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
613 struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt;
614 enum iwl_bt_coex_lut_type lut_type;
615
616 if (mvm->last_bt_notif.ttc_status & BIT(phy_ctxt->id))
617 return LINK_QUAL_AGG_TIME_LIMIT_DEF;
618
619 if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
620 BT_HIGH_TRAFFIC)
621 return LINK_QUAL_AGG_TIME_LIMIT_DEF;
622
623 lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
624
625 if (lut_type == BT_COEX_LOOSE_LUT || lut_type == BT_COEX_INVALID_LUT)
626 return LINK_QUAL_AGG_TIME_LIMIT_DEF;
627
628
629 return LINK_QUAL_AGG_TIME_LIMIT_BT_ACT;
630 }
631
632 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
633 struct ieee80211_sta *sta)
634 {
635 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
636 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
637 struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt;
638 enum iwl_bt_coex_lut_type lut_type;
639
640 if (mvm->last_bt_notif.ttc_status & BIT(phy_ctxt->id))
641 return true;
642
643 if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
644 BT_HIGH_TRAFFIC)
645 return true;
646
647
648
649
650
651
652
653
654 lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
655 return lut_type != BT_COEX_LOOSE_LUT;
656 }
657
658 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant)
659 {
660
661 if (mvm->cfg->bt_shared_single_ant)
662 return true;
663
664 if (ant & mvm->cfg->non_shared_ant)
665 return true;
666
667 return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
668 BT_HIGH_TRAFFIC;
669 }
670
671 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm)
672 {
673
674 if (mvm->cfg->bt_shared_single_ant)
675 return true;
676
677 return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) < BT_HIGH_TRAFFIC;
678 }
679
680 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
681 enum nl80211_band band)
682 {
683 u32 bt_activity = le32_to_cpu(mvm->last_bt_notif.bt_activity_grading);
684
685 if (band != NL80211_BAND_2GHZ)
686 return false;
687
688 return bt_activity >= BT_LOW_TRAFFIC;
689 }
690
691 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants)
692 {
693 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_COEX_SCHEMA_2) &&
694 (mvm->cfg->non_shared_ant & enabled_ants))
695 return mvm->cfg->non_shared_ant;
696
697 return first_antenna(enabled_ants);
698 }
699
700 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
701 struct ieee80211_tx_info *info, u8 ac)
702 {
703 __le16 fc = hdr->frame_control;
704 bool mplut_enabled = iwl_mvm_is_mplut_supported(mvm);
705
706 if (info->band != NL80211_BAND_2GHZ)
707 return 0;
708
709 if (unlikely(mvm->bt_tx_prio))
710 return mvm->bt_tx_prio - 1;
711
712 if (likely(ieee80211_is_data(fc))) {
713 if (likely(ieee80211_is_data_qos(fc))) {
714 switch (ac) {
715 case IEEE80211_AC_BE:
716 return mplut_enabled ? 1 : 0;
717 case IEEE80211_AC_VI:
718 return mplut_enabled ? 2 : 3;
719 case IEEE80211_AC_VO:
720 return 3;
721 default:
722 return 0;
723 }
724 } else if (is_multicast_ether_addr(hdr->addr1)) {
725 return 3;
726 } else
727 return 0;
728 } else if (ieee80211_is_mgmt(fc)) {
729 return ieee80211_is_disassoc(fc) ? 0 : 3;
730 } else if (ieee80211_is_ctl(fc)) {
731
732 return 3;
733 }
734
735 return 0;
736 }
737
738 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm)
739 {
740 iwl_mvm_bt_coex_notif_handle(mvm);
741 }