1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3  * Copyright (C) 2022-2023 Intel Corporation
4  */
5 #include "mvm.h"
6 
7 static int iwl_mvm_mld_mac_add_interface(struct ieee80211_hw *hw,
8 					 struct ieee80211_vif *vif)
9 {
10 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
11 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
12 	int ret;
13 
14 	mutex_lock(&mvm->mutex);
15 
16 	mvmvif->mvm = mvm;
17 
18 	/* Not much to do here. The stack will not allow interface
19 	 * types or combinations that we didn't advertise, so we
20 	 * don't really have to check the types.
21 	 */
22 
23 	/* make sure that beacon statistics don't go backwards with FW reset */
24 	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
25 		mvmvif->deflink.beacon_stats.accu_num_beacons +=
26 			mvmvif->deflink.beacon_stats.num_beacons;
27 
28 	/* Allocate resources for the MAC context, and add it to the fw  */
29 	ret = iwl_mvm_mac_ctxt_init(mvm, vif);
30 	if (ret)
31 		goto out_unlock;
32 
33 	rcu_assign_pointer(mvm->vif_id_to_mac[mvmvif->id], vif);
34 
35 	mvmvif->features |= hw->netdev_features;
36 
37 	/* reset deflink MLO parameters */
38 	mvmvif->deflink.fw_link_id = IWL_MVM_FW_LINK_ID_INVALID;
39 	mvmvif->deflink.active = 0;
40 	/* the first link always points to the default one */
41 	mvmvif->link[0] = &mvmvif->deflink;
42 
43 	ret = iwl_mvm_mld_mac_ctxt_add(mvm, vif);
44 	if (ret)
45 		goto out_unlock;
46 
47 	/* beacon filtering */
48 	ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0);
49 	if (ret)
50 		goto out_remove_mac;
51 
52 	if (!mvm->bf_allowed_vif &&
53 	    vif->type == NL80211_IFTYPE_STATION && !vif->p2p) {
54 		mvm->bf_allowed_vif = mvmvif;
55 		vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
56 				     IEEE80211_VIF_SUPPORTS_CQM_RSSI;
57 	}
58 
59 	ret = iwl_mvm_add_link(mvm, vif, &vif->bss_conf);
60 	if (ret)
61 		goto out_free_bf;
62 
63 	/* Save a pointer to p2p device vif, so it can later be used to
64 	 * update the p2p device MAC when a GO is started/stopped
65 	 */
66 	if (vif->type == NL80211_IFTYPE_P2P_DEVICE)
67 		mvm->p2p_device_vif = vif;
68 
69 	ret = iwl_mvm_power_update_mac(mvm);
70 	if (ret)
71 		goto out_free_bf;
72 
73 	iwl_mvm_tcm_add_vif(mvm, vif);
74 	INIT_DELAYED_WORK(&mvmvif->csa_work,
75 			  iwl_mvm_channel_switch_disconnect_wk);
76 
77 	if (vif->type == NL80211_IFTYPE_MONITOR) {
78 		mvm->monitor_on = true;
79 		ieee80211_hw_set(mvm->hw, RX_INCLUDES_FCS);
80 	}
81 
82 	iwl_mvm_vif_dbgfs_register(mvm, vif);
83 
84 	if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) &&
85 	    vif->type == NL80211_IFTYPE_STATION && !vif->p2p &&
86 	    !mvm->csme_vif && mvm->mei_registered) {
87 		iwl_mei_set_nic_info(vif->addr, mvm->nvm_data->hw_addr);
88 		iwl_mei_set_netdev(ieee80211_vif_to_wdev(vif)->netdev);
89 		mvm->csme_vif = vif;
90 	}
91 
92 	goto out_unlock;
93 
94  out_free_bf:
95 	if (mvm->bf_allowed_vif == mvmvif) {
96 		mvm->bf_allowed_vif = NULL;
97 		vif->driver_flags &= ~(IEEE80211_VIF_BEACON_FILTER |
98 				       IEEE80211_VIF_SUPPORTS_CQM_RSSI);
99 	}
100  out_remove_mac:
101 	mvmvif->link[0] = NULL;
102 	iwl_mvm_mld_mac_ctxt_remove(mvm, vif);
103  out_unlock:
104 	mutex_unlock(&mvm->mutex);
105 
106 	return ret;
107 }
108 
109 static void iwl_mvm_mld_mac_remove_interface(struct ieee80211_hw *hw,
110 					     struct ieee80211_vif *vif)
111 {
112 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
113 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
114 	struct iwl_probe_resp_data *probe_data;
115 
116 	iwl_mvm_prepare_mac_removal(mvm, vif);
117 
118 	if (!(vif->type == NL80211_IFTYPE_AP ||
119 	      vif->type == NL80211_IFTYPE_ADHOC))
120 		iwl_mvm_tcm_rm_vif(mvm, vif);
121 
122 	mutex_lock(&mvm->mutex);
123 
124 	if (vif == mvm->csme_vif) {
125 		iwl_mei_set_netdev(NULL);
126 		mvm->csme_vif = NULL;
127 	}
128 
129 	if (mvm->bf_allowed_vif == mvmvif) {
130 		mvm->bf_allowed_vif = NULL;
131 		vif->driver_flags &= ~(IEEE80211_VIF_BEACON_FILTER |
132 				       IEEE80211_VIF_SUPPORTS_CQM_RSSI);
133 	}
134 
135 	if (vif->bss_conf.ftm_responder)
136 		memset(&mvm->ftm_resp_stats, 0, sizeof(mvm->ftm_resp_stats));
137 
138 	iwl_mvm_vif_dbgfs_clean(mvm, vif);
139 
140 	/* For AP/GO interface, the tear down of the resources allocated to the
141 	 * interface is be handled as part of the stop_ap flow.
142 	 */
143 	if (vif->type == NL80211_IFTYPE_AP ||
144 	    vif->type == NL80211_IFTYPE_ADHOC) {
145 #ifdef CONFIG_NL80211_TESTMODE
146 		if (vif == mvm->noa_vif) {
147 			mvm->noa_vif = NULL;
148 			mvm->noa_duration = 0;
149 		}
150 #endif
151 	}
152 
153 	iwl_mvm_power_update_mac(mvm);
154 
155 	/* Before the interface removal, mac80211 would cancel the ROC, and the
156 	 * ROC worker would be scheduled if needed. The worker would be flushed
157 	 * in iwl_mvm_prepare_mac_removal() and thus at this point the link is
158 	 * not active. So need only to remove the link.
159 	 */
160 	if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
161 		if (mvmvif->deflink.phy_ctxt) {
162 			iwl_mvm_phy_ctxt_unref(mvm, mvmvif->deflink.phy_ctxt);
163 			mvmvif->deflink.phy_ctxt = NULL;
164 		}
165 		mvm->p2p_device_vif = NULL;
166 		iwl_mvm_remove_link(mvm, vif, &vif->bss_conf);
167 	} else {
168 		iwl_mvm_disable_link(mvm, vif, &vif->bss_conf);
169 	}
170 
171 	iwl_mvm_mld_mac_ctxt_remove(mvm, vif);
172 
173 	RCU_INIT_POINTER(mvm->vif_id_to_mac[mvmvif->id], NULL);
174 
175 	probe_data = rcu_dereference_protected(mvmvif->deflink.probe_resp_data,
176 					       lockdep_is_held(&mvm->mutex));
177 	RCU_INIT_POINTER(mvmvif->deflink.probe_resp_data, NULL);
178 	if (probe_data)
179 		kfree_rcu(probe_data, rcu_head);
180 
181 	if (vif->type == NL80211_IFTYPE_MONITOR) {
182 		mvm->monitor_on = false;
183 		__clear_bit(IEEE80211_HW_RX_INCLUDES_FCS, mvm->hw->flags);
184 	}
185 
186 	mutex_unlock(&mvm->mutex);
187 }
188 
189 static unsigned int iwl_mvm_mld_count_active_links(struct ieee80211_vif *vif)
190 {
191 	unsigned int n_active = 0;
192 	int i;
193 
194 	for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++) {
195 		struct ieee80211_bss_conf *link_conf;
196 
197 		link_conf = link_conf_dereference_protected(vif, i);
198 		if (link_conf &&
199 		    rcu_access_pointer(link_conf->chanctx_conf))
200 			n_active++;
201 	}
202 
203 	return n_active;
204 }
205 
206 static int iwl_mvm_esr_mode_active(struct iwl_mvm *mvm,
207 				   struct ieee80211_vif *vif)
208 {
209 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
210 	int link_id, ret = 0;
211 
212 	mvmvif->esr_active = true;
213 
214 	/* Disable SMPS overrideing by user */
215 	vif->driver_flags |= IEEE80211_VIF_DISABLE_SMPS_OVERRIDE;
216 
217 	iwl_mvm_update_smps_on_active_links(mvm, vif, IWL_MVM_SMPS_REQ_FW,
218 					    IEEE80211_SMPS_OFF);
219 
220 	for_each_mvm_vif_valid_link(mvmvif, link_id) {
221 		struct iwl_mvm_vif_link_info *link = mvmvif->link[link_id];
222 
223 		if (!link->phy_ctxt)
224 			continue;
225 
226 		ret = iwl_mvm_phy_send_rlc(mvm, link->phy_ctxt, 2, 2);
227 		if (ret)
228 			break;
229 
230 		link->phy_ctxt->rlc_disabled = true;
231 	}
232 
233 	return ret;
234 }
235 
236 static int
237 __iwl_mvm_mld_assign_vif_chanctx(struct iwl_mvm *mvm,
238 				 struct ieee80211_vif *vif,
239 				 struct ieee80211_bss_conf *link_conf,
240 				 struct ieee80211_chanctx_conf *ctx,
241 				 bool switching_chanctx)
242 {
243 	u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
244 	struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id];
245 	unsigned int n_active = iwl_mvm_mld_count_active_links(vif);
246 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
247 	unsigned int link_id = link_conf->link_id;
248 	int ret;
249 
250 	/* if the assigned one was not counted yet, count it now */
251 	if (!rcu_access_pointer(link_conf->chanctx_conf))
252 		n_active++;
253 
254 	if (n_active > iwl_mvm_max_active_links(mvm, vif))
255 		return -EOPNOTSUPP;
256 
257 	if (WARN_ON_ONCE(!mvmvif->link[link_id]))
258 		return -EINVAL;
259 
260 	/* mac parameters such as HE support can change at this stage
261 	 * For sta, need first to configure correct state from drv_sta_state
262 	 * and only after that update mac config.
263 	 */
264 	if (vif->type == NL80211_IFTYPE_AP) {
265 		ret = iwl_mvm_mld_mac_ctxt_changed(mvm, vif, false);
266 		if (ret) {
267 			IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr);
268 			return -EINVAL;
269 		}
270 	}
271 
272 	if (iwl_mvm_is_esr_supported(mvm->fwrt.trans) && n_active > 1) {
273 		mvmvif->link[link_id]->listen_lmac = true;
274 		ret = iwl_mvm_esr_mode_active(mvm, vif);
275 		if (ret) {
276 			IWL_ERR(mvm, "failed to activate ESR mode (%d)\n", ret);
277 			return ret;
278 		}
279 	}
280 
281 	mvmvif->link[link_id]->phy_ctxt = phy_ctxt;
282 
283 	if (switching_chanctx) {
284 		/* reactivate if we turned this off during channel switch */
285 		if (vif->type == NL80211_IFTYPE_AP)
286 			mvmvif->ap_ibss_active = true;
287 	}
288 
289 	/* send it first with phy context ID */
290 	ret = iwl_mvm_link_changed(mvm, vif, link_conf, 0, false);
291 	if (ret)
292 		goto out;
293 
294 	/* Initialize rate control for the AP station, since we might be
295 	 * doing a link switch here - we cannot initialize it before since
296 	 * this needs the phy context assigned (and in FW?), and we cannot
297 	 * do it later because it needs to be initialized as soon as we're
298 	 * able to TX on the link, i.e. when active.
299 	 *
300 	 * Firmware restart isn't quite correct yet for MLO, but we don't
301 	 * need to do it in that case anyway since it will happen from the
302 	 * normal station state callback.
303 	 */
304 	if (mvmvif->ap_sta &&
305 	    !test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
306 		struct ieee80211_link_sta *link_sta;
307 
308 		rcu_read_lock();
309 		link_sta = rcu_dereference(mvmvif->ap_sta->link[link_id]);
310 
311 		if (!WARN_ON_ONCE(!link_sta))
312 			iwl_mvm_rs_rate_init(mvm, vif, mvmvif->ap_sta,
313 					     link_conf, link_sta,
314 					     phy_ctxt->channel->band);
315 		rcu_read_unlock();
316 	}
317 
318 	/* then activate */
319 	ret = iwl_mvm_link_changed(mvm, vif, link_conf,
320 				   LINK_CONTEXT_MODIFY_ACTIVE |
321 				   LINK_CONTEXT_MODIFY_RATES_INFO,
322 				   true);
323 	if (ret)
324 		goto out;
325 
326 	/*
327 	 * Power state must be updated before quotas,
328 	 * otherwise fw will complain.
329 	 */
330 	iwl_mvm_power_update_mac(mvm);
331 
332 	if (vif->type == NL80211_IFTYPE_MONITOR) {
333 		ret = iwl_mvm_mld_add_snif_sta(mvm, vif, link_conf);
334 		if (ret)
335 			goto deactivate;
336 	}
337 
338 	return 0;
339 
340 deactivate:
341 	iwl_mvm_link_changed(mvm, vif, link_conf, LINK_CONTEXT_MODIFY_ACTIVE,
342 			     false);
343 out:
344 	mvmvif->link[link_id]->phy_ctxt = NULL;
345 	iwl_mvm_power_update_mac(mvm);
346 	return ret;
347 }
348 
349 static int iwl_mvm_mld_assign_vif_chanctx(struct ieee80211_hw *hw,
350 					  struct ieee80211_vif *vif,
351 					  struct ieee80211_bss_conf *link_conf,
352 					  struct ieee80211_chanctx_conf *ctx)
353 {
354 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
355 	int ret;
356 
357 	mutex_lock(&mvm->mutex);
358 	ret = __iwl_mvm_mld_assign_vif_chanctx(mvm, vif, link_conf, ctx, false);
359 	mutex_unlock(&mvm->mutex);
360 
361 	return ret;
362 }
363 
364 static int iwl_mvm_esr_mode_inactive(struct iwl_mvm *mvm,
365 				     struct ieee80211_vif *vif)
366 {
367 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
368 	struct ieee80211_bss_conf *link_conf;
369 	int link_id, ret = 0;
370 
371 	mvmvif->esr_active = false;
372 
373 	vif->driver_flags &= ~IEEE80211_VIF_DISABLE_SMPS_OVERRIDE;
374 
375 	iwl_mvm_update_smps_on_active_links(mvm, vif, IWL_MVM_SMPS_REQ_FW,
376 					    IEEE80211_SMPS_AUTOMATIC);
377 
378 	for_each_vif_active_link(vif, link_conf, link_id) {
379 		struct ieee80211_chanctx_conf *chanctx_conf;
380 		struct iwl_mvm_phy_ctxt *phy_ctxt;
381 		u8 static_chains, dynamic_chains;
382 
383 		mvmvif->link[link_id]->listen_lmac = false;
384 
385 		rcu_read_lock();
386 
387 		chanctx_conf = rcu_dereference(link_conf->chanctx_conf);
388 		phy_ctxt = mvmvif->link[link_id]->phy_ctxt;
389 
390 		if (!chanctx_conf || !phy_ctxt) {
391 			rcu_read_unlock();
392 			continue;
393 		}
394 
395 		phy_ctxt->rlc_disabled = false;
396 		static_chains = chanctx_conf->rx_chains_static;
397 		dynamic_chains = chanctx_conf->rx_chains_dynamic;
398 
399 		rcu_read_unlock();
400 
401 		ret = iwl_mvm_phy_send_rlc(mvm, phy_ctxt, static_chains,
402 					   dynamic_chains);
403 		if (ret)
404 			break;
405 	}
406 
407 	return ret;
408 }
409 
410 static void
411 __iwl_mvm_mld_unassign_vif_chanctx(struct iwl_mvm *mvm,
412 				   struct ieee80211_vif *vif,
413 				   struct ieee80211_bss_conf *link_conf,
414 				   struct ieee80211_chanctx_conf *ctx,
415 				   bool switching_chanctx)
416 
417 {
418 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
419 	unsigned int n_active = iwl_mvm_mld_count_active_links(vif);
420 	unsigned int link_id = link_conf->link_id;
421 
422 	/* shouldn't happen, but verify link_id is valid before accessing */
423 	if (WARN_ON_ONCE(!mvmvif->link[link_id]))
424 		return;
425 
426 	if (vif->type == NL80211_IFTYPE_AP && switching_chanctx) {
427 		mvmvif->csa_countdown = false;
428 
429 		/* Set CS bit on all the stations */
430 		iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, true);
431 
432 		/* Save blocked iface, the timeout is set on the next beacon */
433 		rcu_assign_pointer(mvm->csa_tx_blocked_vif, vif);
434 
435 		mvmvif->ap_ibss_active = false;
436 	}
437 
438 	if (iwl_mvm_is_esr_supported(mvm->fwrt.trans) && n_active > 1) {
439 		int ret = iwl_mvm_esr_mode_inactive(mvm, vif);
440 
441 		if (ret)
442 			IWL_ERR(mvm, "failed to deactivate ESR mode (%d)\n",
443 				ret);
444 	}
445 
446 	if (vif->type == NL80211_IFTYPE_MONITOR)
447 		iwl_mvm_mld_rm_snif_sta(mvm, vif);
448 
449 	iwl_mvm_link_changed(mvm, vif, link_conf,
450 			     LINK_CONTEXT_MODIFY_ACTIVE, false);
451 
452 	if (switching_chanctx)
453 		return;
454 	mvmvif->link[link_id]->phy_ctxt = NULL;
455 	iwl_mvm_power_update_mac(mvm);
456 }
457 
458 static void iwl_mvm_mld_unassign_vif_chanctx(struct ieee80211_hw *hw,
459 					     struct ieee80211_vif *vif,
460 					     struct ieee80211_bss_conf *link_conf,
461 					     struct ieee80211_chanctx_conf *ctx)
462 {
463 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
464 
465 	mutex_lock(&mvm->mutex);
466 	__iwl_mvm_mld_unassign_vif_chanctx(mvm, vif, link_conf, ctx, false);
467 	mutex_unlock(&mvm->mutex);
468 }
469 
470 static int iwl_mvm_mld_start_ap_ibss(struct ieee80211_hw *hw,
471 				     struct ieee80211_vif *vif,
472 				     struct ieee80211_bss_conf *link_conf)
473 {
474 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
475 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
476 	int ret;
477 
478 	mutex_lock(&mvm->mutex);
479 	/* Send the beacon template */
480 	ret = iwl_mvm_mac_ctxt_beacon_changed(mvm, vif, link_conf);
481 	if (ret)
482 		goto out_unlock;
483 
484 	/* the link should be already activated when assigning chan context */
485 	ret = iwl_mvm_link_changed(mvm, vif, link_conf,
486 				   LINK_CONTEXT_MODIFY_ALL &
487 				   ~LINK_CONTEXT_MODIFY_ACTIVE,
488 				   true);
489 	if (ret)
490 		goto out_unlock;
491 
492 	ret = iwl_mvm_mld_add_mcast_sta(mvm, vif, link_conf);
493 	if (ret)
494 		goto out_unlock;
495 
496 	/* Send the bcast station. At this stage the TBTT and DTIM time
497 	 * events are added and applied to the scheduler
498 	 */
499 	ret = iwl_mvm_mld_add_bcast_sta(mvm, vif, link_conf);
500 	if (ret)
501 		goto out_rm_mcast;
502 
503 	if (iwl_mvm_start_ap_ibss_common(hw, vif, &ret))
504 		goto out_failed;
505 
506 	/* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
507 	if (vif->p2p && mvm->p2p_device_vif)
508 		iwl_mvm_mld_mac_ctxt_changed(mvm, mvm->p2p_device_vif, false);
509 
510 	iwl_mvm_bt_coex_vif_change(mvm);
511 
512 	/* we don't support TDLS during DCM */
513 	if (iwl_mvm_phy_ctx_count(mvm) > 1)
514 		iwl_mvm_teardown_tdls_peers(mvm);
515 
516 	iwl_mvm_ftm_restart_responder(mvm, vif, link_conf);
517 
518 	goto out_unlock;
519 
520 out_failed:
521 	iwl_mvm_power_update_mac(mvm);
522 	mvmvif->ap_ibss_active = false;
523 	iwl_mvm_mld_rm_bcast_sta(mvm, vif, link_conf);
524 out_rm_mcast:
525 	iwl_mvm_mld_rm_mcast_sta(mvm, vif, link_conf);
526 out_unlock:
527 	mutex_unlock(&mvm->mutex);
528 	return ret;
529 }
530 
531 static int iwl_mvm_mld_start_ap(struct ieee80211_hw *hw,
532 				struct ieee80211_vif *vif,
533 				struct ieee80211_bss_conf *link_conf)
534 {
535 	return iwl_mvm_mld_start_ap_ibss(hw, vif, link_conf);
536 }
537 
538 static int iwl_mvm_mld_start_ibss(struct ieee80211_hw *hw,
539 				  struct ieee80211_vif *vif)
540 {
541 	return iwl_mvm_mld_start_ap_ibss(hw, vif, &vif->bss_conf);
542 }
543 
544 static void iwl_mvm_mld_stop_ap_ibss(struct ieee80211_hw *hw,
545 				     struct ieee80211_vif *vif,
546 				     struct ieee80211_bss_conf *link_conf)
547 {
548 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
549 
550 	mutex_lock(&mvm->mutex);
551 
552 	iwl_mvm_stop_ap_ibss_common(mvm, vif);
553 
554 	/* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
555 	if (vif->p2p && mvm->p2p_device_vif)
556 		iwl_mvm_mld_mac_ctxt_changed(mvm, mvm->p2p_device_vif, false);
557 
558 	iwl_mvm_ftm_responder_clear(mvm, vif);
559 
560 	iwl_mvm_mld_rm_bcast_sta(mvm, vif, link_conf);
561 	iwl_mvm_mld_rm_mcast_sta(mvm, vif, link_conf);
562 
563 	iwl_mvm_power_update_mac(mvm);
564 	mutex_unlock(&mvm->mutex);
565 }
566 
567 static void iwl_mvm_mld_stop_ap(struct ieee80211_hw *hw,
568 				struct ieee80211_vif *vif,
569 				struct ieee80211_bss_conf *link_conf)
570 {
571 	iwl_mvm_mld_stop_ap_ibss(hw, vif, link_conf);
572 }
573 
574 static void iwl_mvm_mld_stop_ibss(struct ieee80211_hw *hw,
575 				  struct ieee80211_vif *vif)
576 {
577 	iwl_mvm_mld_stop_ap_ibss(hw, vif, &vif->bss_conf);
578 }
579 
580 static int iwl_mvm_mld_mac_sta_state(struct ieee80211_hw *hw,
581 				     struct ieee80211_vif *vif,
582 				     struct ieee80211_sta *sta,
583 				     enum ieee80211_sta_state old_state,
584 				     enum ieee80211_sta_state new_state)
585 {
586 	static const struct iwl_mvm_sta_state_ops callbacks = {
587 		.add_sta = iwl_mvm_mld_add_sta,
588 		.update_sta = iwl_mvm_mld_update_sta,
589 		.rm_sta = iwl_mvm_mld_rm_sta,
590 		.mac_ctxt_changed = iwl_mvm_mld_mac_ctxt_changed,
591 	};
592 
593 	return iwl_mvm_mac_sta_state_common(hw, vif, sta, old_state, new_state,
594 					    &callbacks);
595 }
596 
597 static void
598 iwl_mvm_mld_link_info_changed_station(struct iwl_mvm *mvm,
599 				      struct ieee80211_vif *vif,
600 				      struct ieee80211_bss_conf *link_conf,
601 				      u64 changes)
602 {
603 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
604 	bool has_he, has_eht;
605 	u32 link_changes = 0;
606 	int ret;
607 
608 	if (WARN_ON_ONCE(!mvmvif->link[link_conf->link_id]))
609 		return;
610 
611 	has_he = link_conf->he_support && !iwlwifi_mod_params.disable_11ax;
612 	has_eht = link_conf->eht_support && !iwlwifi_mod_params.disable_11be;
613 
614 	/* Update EDCA params */
615 	if (changes & BSS_CHANGED_QOS && vif->cfg.assoc && link_conf->qos)
616 		link_changes |= LINK_CONTEXT_MODIFY_QOS_PARAMS;
617 
618 	if (changes & BSS_CHANGED_ERP_SLOT)
619 		link_changes |= LINK_CONTEXT_MODIFY_RATES_INFO;
620 
621 	if (vif->cfg.assoc && (has_he || has_eht)) {
622 		IWL_DEBUG_MAC80211(mvm, "Associated in HE mode\n");
623 		link_changes |= LINK_CONTEXT_MODIFY_HE_PARAMS;
624 	}
625 
626 	/* Update EHT Puncturing info */
627 	if (changes & BSS_CHANGED_EHT_PUNCTURING && vif->cfg.assoc)
628 		link_changes |= LINK_CONTEXT_MODIFY_EHT_PARAMS;
629 
630 	if (link_changes) {
631 		ret = iwl_mvm_link_changed(mvm, vif, link_conf, link_changes,
632 					   true);
633 		if (ret)
634 			IWL_ERR(mvm, "failed to update link\n");
635 	}
636 
637 	ret = iwl_mvm_mld_mac_ctxt_changed(mvm, vif, false);
638 	if (ret)
639 		IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr);
640 
641 	memcpy(mvmvif->link[link_conf->link_id]->bssid, link_conf->bssid,
642 	       ETH_ALEN);
643 
644 	iwl_mvm_bss_info_changed_station_common(mvm, vif, link_conf, changes);
645 }
646 
647 static bool iwl_mvm_mld_vif_have_valid_ap_sta(struct iwl_mvm_vif *mvmvif)
648 {
649 	int i;
650 
651 	for_each_mvm_vif_valid_link(mvmvif, i) {
652 		if (mvmvif->link[i]->ap_sta_id != IWL_MVM_INVALID_STA)
653 			return true;
654 	}
655 
656 	return false;
657 }
658 
659 static void iwl_mvm_mld_vif_delete_all_stas(struct iwl_mvm *mvm,
660 					    struct ieee80211_vif *vif)
661 {
662 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
663 	int i, ret;
664 
665 	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
666 		return;
667 
668 	for_each_mvm_vif_valid_link(mvmvif, i) {
669 		struct iwl_mvm_vif_link_info *link = mvmvif->link[i];
670 
671 		if (!link)
672 			continue;
673 
674 		iwl_mvm_sec_key_remove_ap(mvm, vif, link, i);
675 		ret = iwl_mvm_mld_rm_sta_id(mvm, link->ap_sta_id);
676 		if (ret)
677 			IWL_ERR(mvm, "failed to remove AP station\n");
678 
679 		link->ap_sta_id = IWL_MVM_INVALID_STA;
680 	}
681 }
682 
683 static void iwl_mvm_mld_vif_cfg_changed_station(struct iwl_mvm *mvm,
684 						struct ieee80211_vif *vif,
685 						u64 changes)
686 {
687 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
688 	struct ieee80211_bss_conf *link_conf;
689 	bool protect = false;
690 	unsigned int i;
691 	int ret;
692 
693 	/* This might get called without active links during the
694 	 * chanctx switch, but we don't care about it anyway.
695 	 */
696 	if (changes == BSS_CHANGED_IDLE)
697 		return;
698 
699 	ret = iwl_mvm_mld_mac_ctxt_changed(mvm, vif, false);
700 	if (ret)
701 		IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr);
702 
703 	mvmvif->associated = vif->cfg.assoc;
704 
705 	if (changes & BSS_CHANGED_ASSOC) {
706 		if (vif->cfg.assoc) {
707 			/* clear statistics to get clean beacon counter */
708 			iwl_mvm_request_statistics(mvm, true);
709 			iwl_mvm_sf_update(mvm, vif, false);
710 			iwl_mvm_power_vif_assoc(mvm, vif);
711 
712 			for_each_mvm_vif_valid_link(mvmvif, i) {
713 				memset(&mvmvif->link[i]->beacon_stats, 0,
714 				       sizeof(mvmvif->link[i]->beacon_stats));
715 
716 				if (vif->p2p) {
717 					iwl_mvm_update_smps(mvm, vif,
718 							    IWL_MVM_SMPS_REQ_PROT,
719 							    IEEE80211_SMPS_DYNAMIC, i);
720 				}
721 
722 				rcu_read_lock();
723 				link_conf = rcu_dereference(vif->link_conf[i]);
724 				if (link_conf && !link_conf->dtim_period)
725 					protect = true;
726 				rcu_read_unlock();
727 			}
728 
729 			if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) &&
730 			    protect) {
731 				/* If we're not restarting and still haven't
732 				 * heard a beacon (dtim period unknown) then
733 				 * make sure we still have enough minimum time
734 				 * remaining in the time event, since the auth
735 				 * might actually have taken quite a while
736 				 * (especially for SAE) and so the remaining
737 				 * time could be small without us having heard
738 				 * a beacon yet.
739 				 */
740 				iwl_mvm_protect_assoc(mvm, vif, 0);
741 			}
742 
743 			iwl_mvm_sf_update(mvm, vif, false);
744 
745 			/* FIXME: need to decide about misbehaving AP handling */
746 			iwl_mvm_power_vif_assoc(mvm, vif);
747 		} else if (iwl_mvm_mld_vif_have_valid_ap_sta(mvmvif)) {
748 			iwl_mvm_mei_host_disassociated(mvm);
749 
750 			/* If update fails - SF might be running in associated
751 			 * mode while disassociated - which is forbidden.
752 			 */
753 			ret = iwl_mvm_sf_update(mvm, vif, false);
754 			WARN_ONCE(ret &&
755 				  !test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
756 					    &mvm->status),
757 				  "Failed to update SF upon disassociation\n");
758 
759 			/* If we get an assert during the connection (after the
760 			 * station has been added, but before the vif is set
761 			 * to associated), mac80211 will re-add the station and
762 			 * then configure the vif. Since the vif is not
763 			 * associated, we would remove the station here and
764 			 * this would fail the recovery.
765 			 */
766 			iwl_mvm_mld_vif_delete_all_stas(mvm, vif);
767 		}
768 
769 		iwl_mvm_bss_info_changed_station_assoc(mvm, vif, changes);
770 	}
771 
772 	if (changes & BSS_CHANGED_PS) {
773 		ret = iwl_mvm_power_update_mac(mvm);
774 		if (ret)
775 			IWL_ERR(mvm, "failed to update power mode\n");
776 	}
777 }
778 
779 static void
780 iwl_mvm_mld_link_info_changed_ap_ibss(struct iwl_mvm *mvm,
781 				      struct ieee80211_vif *vif,
782 				      struct ieee80211_bss_conf *link_conf,
783 				      u64 changes)
784 {
785 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
786 	u32 link_changes = LINK_CONTEXT_MODIFY_PROTECT_FLAGS |
787 			   LINK_CONTEXT_MODIFY_QOS_PARAMS;
788 
789 	/* Changes will be applied when the AP/IBSS is started */
790 	if (!mvmvif->ap_ibss_active)
791 		return;
792 
793 	if (link_conf->he_support)
794 		link_changes |= LINK_CONTEXT_MODIFY_HE_PARAMS;
795 
796 	if (changes & BSS_CHANGED_ERP_SLOT)
797 		link_changes |= LINK_CONTEXT_MODIFY_RATES_INFO;
798 
799 	if (changes & (BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_ERP_SLOT |
800 		       BSS_CHANGED_HT |
801 		       BSS_CHANGED_BANDWIDTH | BSS_CHANGED_QOS |
802 		       BSS_CHANGED_HE_BSS_COLOR) &&
803 		       iwl_mvm_link_changed(mvm, vif, link_conf,
804 					    link_changes, true))
805 		IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr);
806 
807 	/* Need to send a new beacon template to the FW */
808 	if (changes & BSS_CHANGED_BEACON &&
809 	    iwl_mvm_mac_ctxt_beacon_changed(mvm, vif, link_conf))
810 		IWL_WARN(mvm, "Failed updating beacon data\n");
811 
812 	/* FIXME: need to decide if we need FTM responder per link */
813 	if (changes & BSS_CHANGED_FTM_RESPONDER) {
814 		int ret = iwl_mvm_ftm_start_responder(mvm, vif, link_conf);
815 
816 		if (ret)
817 			IWL_WARN(mvm, "Failed to enable FTM responder (%d)\n",
818 				 ret);
819 	}
820 }
821 
822 static void iwl_mvm_mld_link_info_changed(struct ieee80211_hw *hw,
823 					  struct ieee80211_vif *vif,
824 					  struct ieee80211_bss_conf *link_conf,
825 					  u64 changes)
826 {
827 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
828 
829 	mutex_lock(&mvm->mutex);
830 
831 	switch (vif->type) {
832 	case NL80211_IFTYPE_STATION:
833 		iwl_mvm_mld_link_info_changed_station(mvm, vif, link_conf,
834 						      changes);
835 		break;
836 	case NL80211_IFTYPE_AP:
837 	case NL80211_IFTYPE_ADHOC:
838 		iwl_mvm_mld_link_info_changed_ap_ibss(mvm, vif, link_conf,
839 						      changes);
840 		break;
841 	case NL80211_IFTYPE_MONITOR:
842 		if (changes & BSS_CHANGED_MU_GROUPS)
843 			iwl_mvm_update_mu_groups(mvm, vif);
844 		break;
845 	default:
846 		/* shouldn't happen */
847 		WARN_ON_ONCE(1);
848 	}
849 
850 	if (changes & BSS_CHANGED_TXPOWER) {
851 		IWL_DEBUG_CALIB(mvm, "Changing TX Power to %d dBm\n",
852 				link_conf->txpower);
853 		iwl_mvm_set_tx_power(mvm, vif, link_conf->txpower);
854 	}
855 
856 	mutex_unlock(&mvm->mutex);
857 }
858 
859 static void iwl_mvm_mld_vif_cfg_changed(struct ieee80211_hw *hw,
860 					struct ieee80211_vif *vif,
861 					u64 changes)
862 {
863 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
864 
865 	mutex_lock(&mvm->mutex);
866 
867 	if (changes & BSS_CHANGED_IDLE && !vif->cfg.idle)
868 		iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_SCHED, true);
869 
870 	if (vif->type == NL80211_IFTYPE_STATION)
871 		iwl_mvm_mld_vif_cfg_changed_station(mvm, vif, changes);
872 
873 	mutex_unlock(&mvm->mutex);
874 }
875 
876 static int
877 iwl_mvm_mld_switch_vif_chanctx(struct ieee80211_hw *hw,
878 			       struct ieee80211_vif_chanctx_switch *vifs,
879 			       int n_vifs,
880 			       enum ieee80211_chanctx_switch_mode mode)
881 {
882 	static const struct iwl_mvm_switch_vif_chanctx_ops ops = {
883 		.__assign_vif_chanctx = __iwl_mvm_mld_assign_vif_chanctx,
884 		.__unassign_vif_chanctx = __iwl_mvm_mld_unassign_vif_chanctx,
885 	};
886 
887 	return iwl_mvm_switch_vif_chanctx_common(hw, vifs, n_vifs, mode, &ops);
888 }
889 
890 static void iwl_mvm_mld_config_iface_filter(struct ieee80211_hw *hw,
891 					    struct ieee80211_vif *vif,
892 					    unsigned int filter_flags,
893 					    unsigned int changed_flags)
894 {
895 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
896 
897 	/* We support only filter for probe requests */
898 	if (!(changed_flags & FIF_PROBE_REQ))
899 		return;
900 
901 	/* Supported only for p2p client interfaces */
902 	if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc ||
903 	    !vif->p2p)
904 		return;
905 
906 	mutex_lock(&mvm->mutex);
907 	iwl_mvm_mld_mac_ctxt_changed(mvm, vif, false);
908 	mutex_unlock(&mvm->mutex);
909 }
910 
911 static int
912 iwl_mvm_mld_mac_conf_tx(struct ieee80211_hw *hw,
913 			struct ieee80211_vif *vif,
914 			unsigned int link_id, u16 ac,
915 			const struct ieee80211_tx_queue_params *params)
916 {
917 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
918 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
919 	struct iwl_mvm_vif_link_info *mvm_link = mvmvif->link[link_id];
920 
921 	if (!mvm_link)
922 		return -EINVAL;
923 
924 	mvm_link->queue_params[ac] = *params;
925 
926 	/* No need to update right away, we'll get BSS_CHANGED_QOS
927 	 * The exception is P2P_DEVICE interface which needs immediate update.
928 	 */
929 	if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
930 		int ret;
931 
932 		mutex_lock(&mvm->mutex);
933 		ret = iwl_mvm_link_changed(mvm, vif, &vif->bss_conf,
934 					   LINK_CONTEXT_MODIFY_QOS_PARAMS,
935 					   true);
936 		mutex_unlock(&mvm->mutex);
937 		return ret;
938 	}
939 	return 0;
940 }
941 
942 static int iwl_mvm_mld_roc_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
943 {
944 	int ret;
945 
946 	lockdep_assert_held(&mvm->mutex);
947 
948 	/* The PHY context ID might have changed so need to set it */
949 	ret = iwl_mvm_link_changed(mvm, vif, &vif->bss_conf, 0, false);
950 	if (WARN(ret, "Failed to set PHY context ID\n"))
951 		return ret;
952 
953 	ret = iwl_mvm_link_changed(mvm, vif, &vif->bss_conf,
954 				   LINK_CONTEXT_MODIFY_ACTIVE |
955 				   LINK_CONTEXT_MODIFY_RATES_INFO,
956 				   true);
957 
958 	if (WARN(ret, "Failed linking P2P_DEVICE\n"))
959 		return ret;
960 
961 	/* The station and queue allocation must be done only after the linking
962 	 * is done, as otherwise the FW might incorrectly configure its state.
963 	 */
964 	return iwl_mvm_mld_add_bcast_sta(mvm, vif, &vif->bss_conf);
965 }
966 
967 static int iwl_mvm_mld_roc(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
968 			   struct ieee80211_channel *channel, int duration,
969 			   enum ieee80211_roc_type type)
970 {
971 	static const struct iwl_mvm_roc_ops ops = {
972 		.add_aux_sta_for_hs20 = iwl_mvm_mld_add_aux_sta,
973 		.link = iwl_mvm_mld_roc_link,
974 	};
975 
976 	return iwl_mvm_roc_common(hw, vif, channel, duration, type, &ops);
977 }
978 
979 static int
980 iwl_mvm_mld_change_vif_links(struct ieee80211_hw *hw,
981 			     struct ieee80211_vif *vif,
982 			     u16 old_links, u16 new_links,
983 			     struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS])
984 {
985 	struct iwl_mvm_vif_link_info *new_link[IEEE80211_MLD_MAX_NUM_LINKS] = {};
986 	unsigned int n_active = iwl_mvm_mld_count_active_links(vif);
987 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
988 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
989 	u16 removed = old_links & ~new_links;
990 	u16 added = new_links & ~old_links;
991 	int err, i;
992 
993 	if (hweight16(new_links) > 1 &&
994 	    n_active > iwl_mvm_max_active_links(mvm, vif))
995 		return -EOPNOTSUPP;
996 
997 	for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++) {
998 		int r;
999 
1000 		if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
1001 			break;
1002 
1003 		if (!(added & BIT(i)))
1004 			continue;
1005 		new_link[i] = kzalloc(sizeof(*new_link[i]), GFP_KERNEL);
1006 		if (!new_link[i]) {
1007 			err = -ENOMEM;
1008 			goto free;
1009 		}
1010 
1011 		new_link[i]->bcast_sta.sta_id = IWL_MVM_INVALID_STA;
1012 		new_link[i]->mcast_sta.sta_id = IWL_MVM_INVALID_STA;
1013 		new_link[i]->ap_sta_id = IWL_MVM_INVALID_STA;
1014 		new_link[i]->fw_link_id = IWL_MVM_FW_LINK_ID_INVALID;
1015 
1016 		for (r = 0; r < NUM_IWL_MVM_SMPS_REQ; r++)
1017 			new_link[i]->smps_requests[r] =
1018 				IEEE80211_SMPS_AUTOMATIC;
1019 	}
1020 
1021 	mutex_lock(&mvm->mutex);
1022 
1023 	if (old_links == 0) {
1024 		err = iwl_mvm_disable_link(mvm, vif, &vif->bss_conf);
1025 		if (err)
1026 			goto out_err;
1027 		mvmvif->link[0] = NULL;
1028 	}
1029 
1030 	for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++) {
1031 		if (removed & BIT(i)) {
1032 			struct ieee80211_bss_conf *link_conf = old[i];
1033 
1034 			err = iwl_mvm_disable_link(mvm, vif, link_conf);
1035 			if (err)
1036 				goto out_err;
1037 			kfree(mvmvif->link[i]);
1038 			mvmvif->link[i] = NULL;
1039 		} else if (added & BIT(i)) {
1040 			struct ieee80211_bss_conf *link_conf;
1041 
1042 			link_conf = link_conf_dereference_protected(vif, i);
1043 			if (WARN_ON(!link_conf))
1044 				continue;
1045 
1046 			if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART,
1047 				      &mvm->status))
1048 				mvmvif->link[i] = new_link[i];
1049 			new_link[i] = NULL;
1050 			err = iwl_mvm_add_link(mvm, vif, link_conf);
1051 			if (err)
1052 				goto out_err;
1053 		}
1054 	}
1055 
1056 	err = 0;
1057 	if (new_links == 0) {
1058 		mvmvif->link[0] = &mvmvif->deflink;
1059 		err = iwl_mvm_add_link(mvm, vif, &vif->bss_conf);
1060 	}
1061 
1062 out_err:
1063 	/* we really don't have a good way to roll back here ... */
1064 	mutex_unlock(&mvm->mutex);
1065 
1066 free:
1067 	for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++)
1068 		kfree(new_link[i]);
1069 	return err;
1070 }
1071 
1072 static int
1073 iwl_mvm_mld_change_sta_links(struct ieee80211_hw *hw,
1074 			     struct ieee80211_vif *vif,
1075 			     struct ieee80211_sta *sta,
1076 			     u16 old_links, u16 new_links)
1077 {
1078 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1079 	int ret;
1080 
1081 	mutex_lock(&mvm->mutex);
1082 	ret = iwl_mvm_mld_update_sta_links(mvm, vif, sta, old_links, new_links);
1083 	mutex_unlock(&mvm->mutex);
1084 
1085 	return ret;
1086 }
1087 
1088 const struct ieee80211_ops iwl_mvm_mld_hw_ops = {
1089 	.tx = iwl_mvm_mac_tx,
1090 	.wake_tx_queue = iwl_mvm_mac_wake_tx_queue,
1091 	.ampdu_action = iwl_mvm_mac_ampdu_action,
1092 	.get_antenna = iwl_mvm_op_get_antenna,
1093 	.start = iwl_mvm_mac_start,
1094 	.reconfig_complete = iwl_mvm_mac_reconfig_complete,
1095 	.stop = iwl_mvm_mac_stop,
1096 	.add_interface = iwl_mvm_mld_mac_add_interface,
1097 	.remove_interface = iwl_mvm_mld_mac_remove_interface,
1098 	.config = iwl_mvm_mac_config,
1099 	.prepare_multicast = iwl_mvm_prepare_multicast,
1100 	.configure_filter = iwl_mvm_configure_filter,
1101 	.config_iface_filter = iwl_mvm_mld_config_iface_filter,
1102 	.link_info_changed = iwl_mvm_mld_link_info_changed,
1103 	.vif_cfg_changed = iwl_mvm_mld_vif_cfg_changed,
1104 	.hw_scan = iwl_mvm_mac_hw_scan,
1105 	.cancel_hw_scan = iwl_mvm_mac_cancel_hw_scan,
1106 	.sta_pre_rcu_remove = iwl_mvm_sta_pre_rcu_remove,
1107 	.sta_state = iwl_mvm_mld_mac_sta_state,
1108 	.sta_notify = iwl_mvm_mac_sta_notify,
1109 	.allow_buffered_frames = iwl_mvm_mac_allow_buffered_frames,
1110 	.release_buffered_frames = iwl_mvm_mac_release_buffered_frames,
1111 	.set_rts_threshold = iwl_mvm_mac_set_rts_threshold,
1112 	.sta_rc_update = iwl_mvm_sta_rc_update,
1113 	.conf_tx = iwl_mvm_mld_mac_conf_tx,
1114 	.mgd_prepare_tx = iwl_mvm_mac_mgd_prepare_tx,
1115 	.mgd_complete_tx = iwl_mvm_mac_mgd_complete_tx,
1116 	.mgd_protect_tdls_discover = iwl_mvm_mac_mgd_protect_tdls_discover,
1117 	.flush = iwl_mvm_mac_flush,
1118 	.flush_sta = iwl_mvm_mac_flush_sta,
1119 	.sched_scan_start = iwl_mvm_mac_sched_scan_start,
1120 	.sched_scan_stop = iwl_mvm_mac_sched_scan_stop,
1121 	.set_key = iwl_mvm_mac_set_key,
1122 	.update_tkip_key = iwl_mvm_mac_update_tkip_key,
1123 	.remain_on_channel = iwl_mvm_mld_roc,
1124 	.cancel_remain_on_channel = iwl_mvm_cancel_roc,
1125 	.add_chanctx = iwl_mvm_add_chanctx,
1126 	.remove_chanctx = iwl_mvm_remove_chanctx,
1127 	.change_chanctx = iwl_mvm_change_chanctx,
1128 	.assign_vif_chanctx = iwl_mvm_mld_assign_vif_chanctx,
1129 	.unassign_vif_chanctx = iwl_mvm_mld_unassign_vif_chanctx,
1130 	.switch_vif_chanctx = iwl_mvm_mld_switch_vif_chanctx,
1131 
1132 	.start_ap = iwl_mvm_mld_start_ap,
1133 	.stop_ap = iwl_mvm_mld_stop_ap,
1134 	.join_ibss = iwl_mvm_mld_start_ibss,
1135 	.leave_ibss = iwl_mvm_mld_stop_ibss,
1136 
1137 	.tx_last_beacon = iwl_mvm_tx_last_beacon,
1138 
1139 	.set_tim = iwl_mvm_set_tim,
1140 
1141 	.channel_switch = iwl_mvm_channel_switch,
1142 	.pre_channel_switch = iwl_mvm_pre_channel_switch,
1143 	.post_channel_switch = iwl_mvm_post_channel_switch,
1144 	.abort_channel_switch = iwl_mvm_abort_channel_switch,
1145 	.channel_switch_rx_beacon = iwl_mvm_channel_switch_rx_beacon,
1146 
1147 	.tdls_channel_switch = iwl_mvm_tdls_channel_switch,
1148 	.tdls_cancel_channel_switch = iwl_mvm_tdls_cancel_channel_switch,
1149 	.tdls_recv_channel_switch = iwl_mvm_tdls_recv_channel_switch,
1150 
1151 	.event_callback = iwl_mvm_mac_event_callback,
1152 
1153 	.sync_rx_queues = iwl_mvm_sync_rx_queues,
1154 
1155 	CFG80211_TESTMODE_CMD(iwl_mvm_mac_testmode_cmd)
1156 
1157 #ifdef CONFIG_PM_SLEEP
1158 	/* look at d3.c */
1159 	.suspend = iwl_mvm_suspend,
1160 	.resume = iwl_mvm_resume,
1161 	.set_wakeup = iwl_mvm_set_wakeup,
1162 	.set_rekey_data = iwl_mvm_set_rekey_data,
1163 #if IS_ENABLED(CONFIG_IPV6)
1164 	.ipv6_addr_change = iwl_mvm_ipv6_addr_change,
1165 #endif
1166 	.set_default_unicast_key = iwl_mvm_set_default_unicast_key,
1167 #endif
1168 	.get_survey = iwl_mvm_mac_get_survey,
1169 	.sta_statistics = iwl_mvm_mac_sta_statistics,
1170 	.get_ftm_responder_stats = iwl_mvm_mac_get_ftm_responder_stats,
1171 	.start_pmsr = iwl_mvm_start_pmsr,
1172 	.abort_pmsr = iwl_mvm_abort_pmsr,
1173 
1174 #ifdef CONFIG_IWLWIFI_DEBUGFS
1175 	.link_sta_add_debugfs = iwl_mvm_link_sta_add_debugfs,
1176 #endif
1177 	.set_hw_timestamp = iwl_mvm_set_hw_timestamp,
1178 
1179 	.change_vif_links = iwl_mvm_mld_change_vif_links,
1180 	.change_sta_links = iwl_mvm_mld_change_sta_links,
1181 };
1182