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iwlwifi: mvm: add basic bcast filtering implementation
[linux-block.git] / drivers / net / wireless / iwlwifi / mvm / mac80211.c
CommitLineData
8ca151b5
JB		 1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
51368bf7 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
8ca151b5
JB		 9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
410dc5aa 25 * in the file called COPYING.
8ca151b5
JB		 26 *
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
51368bf7 33 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
8ca151b5
JB		 34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 *
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
45 * distribution.
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *
62 *****************************************************************************/
63#include <linux/kernel.h>
64#include <linux/slab.h>
65#include <linux/skbuff.h>
66#include <linux/netdevice.h>
67#include <linux/etherdevice.h>
f0c2646a 68#include <linux/ip.h>
8ca151b5 69#include <net/mac80211.h>
f0c2646a 70#include <net/tcp.h>
8ca151b5
JB		 71
72#include "iwl-op-mode.h"
73#include "iwl-io.h"
74#include "mvm.h"
75#include "sta.h"
76#include "time-event.h"
77#include "iwl-eeprom-parse.h"
78#include "fw-api-scan.h"
79#include "iwl-phy-db.h"
507cadf2 80#include "testmode.h"
8ca151b5
JB		 81
82static const struct ieee80211_iface_limit iwl_mvm_limits[] = {
83 {
84 .max = 1,
8eb38710 85 .types = BIT(NL80211_IFTYPE_STATION),
8ca151b5 86 },
3c15a0fb
JB		 87 {
88 .max = 1,
8eb38710
IP		 89 .types = BIT(NL80211_IFTYPE_AP) |
90 BIT(NL80211_IFTYPE_P2P_CLIENT) |
3c15a0fb
JB		 91 BIT(NL80211_IFTYPE_P2P_GO),
92 },
93 {
94 .max = 1,
95 .types = BIT(NL80211_IFTYPE_P2P_DEVICE),
96 },
8ca151b5
JB		 97};
98
99static const struct ieee80211_iface_combination iwl_mvm_iface_combinations[] = {
100 {
101 .num_different_channels = 1,
102 .max_interfaces = 3,
103 .limits = iwl_mvm_limits,
104 .n_limits = ARRAY_SIZE(iwl_mvm_limits),
105 },
106};
107
f0c2646a
JB		 108#ifdef CONFIG_PM_SLEEP
109static const struct nl80211_wowlan_tcp_data_token_feature
110iwl_mvm_wowlan_tcp_token_feature = {
111 .min_len = 0,
112 .max_len = 255,
113 .bufsize = IWL_WOWLAN_REMOTE_WAKE_MAX_TOKENS,
114};
115
116static const struct wiphy_wowlan_tcp_support iwl_mvm_wowlan_tcp_support = {
117 .tok = &iwl_mvm_wowlan_tcp_token_feature,
118 .data_payload_max = IWL_WOWLAN_TCP_MAX_PACKET_LEN -
119 sizeof(struct ethhdr) -
120 sizeof(struct iphdr) -
121 sizeof(struct tcphdr),
122 .data_interval_max = 65535, /* __le16 in API */
123 .wake_payload_max = IWL_WOWLAN_REMOTE_WAKE_MAX_PACKET_LEN -
124 sizeof(struct ethhdr) -
125 sizeof(struct iphdr) -
126 sizeof(struct tcphdr),
127 .seq = true,
128};
129#endif
130
fe0f2de3
IP		 131static void iwl_mvm_reset_phy_ctxts(struct iwl_mvm *mvm)
132{
133 int i;
134
135 memset(mvm->phy_ctxts, 0, sizeof(mvm->phy_ctxts));
136 for (i = 0; i < NUM_PHY_CTX; i++) {
137 mvm->phy_ctxts[i].id = i;
138 mvm->phy_ctxts[i].ref = 0;
139 }
140}
141
20f1a5de
DS		 142static int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm)
143{
144 /* we create the 802.11 header and SSID element */
145 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID)
146 return mvm->fw->ucode_capa.max_probe_length - 24 - 2;
147 return mvm->fw->ucode_capa.max_probe_length - 24 - 34;
148}
149
8ca151b5
JB		 150int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
151{
152 struct ieee80211_hw *hw = mvm->hw;
831e85f3 153 int num_mac, ret, i;
8ca151b5
JB		 154
155 /* Tell mac80211 our characteristics */
156 hw->flags = IEEE80211_HW_SIGNAL_DBM |
157 IEEE80211_HW_SPECTRUM_MGMT |
158 IEEE80211_HW_REPORTS_TX_ACK_STATUS |
159 IEEE80211_HW_QUEUE_CONTROL |
160 IEEE80211_HW_WANT_MONITOR_VIF |
8ca151b5
JB		 161 IEEE80211_HW_SUPPORTS_PS |
162 IEEE80211_HW_SUPPORTS_DYNAMIC_PS |
d2931bbd 163 IEEE80211_HW_AMPDU_AGGREGATION |
d64048ed 164 IEEE80211_HW_TIMING_BEACON_ONLY |
147fc9be
EG		 165 IEEE80211_HW_CONNECTION_MONITOR |
166 IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
e8e626ad 167 IEEE80211_HW_SUPPORTS_STATIC_SMPS;
8ca151b5 168
19e737c9 169 hw->queues = mvm->first_agg_queue;
398e8c6c 170 hw->offchannel_tx_hw_queue = IWL_MVM_OFFCHANNEL_QUEUE;
8ca151b5
JB		 171 hw->rate_control_algorithm = "iwl-mvm-rs";
172
173 /*
174 * Enable 11w if advertised by firmware and software crypto
175 * is not enabled (as the firmware will interpret some mgmt
176 * packets, so enabling it with software crypto isn't safe)
177 */
178 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_MFP &&
179 !iwlwifi_mod_params.sw_crypto)
180 hw->flags |= IEEE80211_HW_MFP_CAPABLE;
181
e8e626ad
AB		 182 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT) {
183 hw->flags |= IEEE80211_HW_SUPPORTS_UAPSD;
184 hw->uapsd_queues = IWL_UAPSD_AC_INFO;
185 hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP;
186 }
187
8ca151b5
JB		 188 hw->sta_data_size = sizeof(struct iwl_mvm_sta);
189 hw->vif_data_size = sizeof(struct iwl_mvm_vif);
fe0f2de3 190 hw->chanctx_data_size = sizeof(u16);
8ca151b5
JB		 191
192 hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
3c15a0fb
JB		 193 BIT(NL80211_IFTYPE_P2P_CLIENT) |
194 BIT(NL80211_IFTYPE_AP) |
195 BIT(NL80211_IFTYPE_P2P_GO) |
196 BIT(NL80211_IFTYPE_P2P_DEVICE);
8ca151b5 197
5023d966
JB		 198 /* IBSS has bugs in older versions */
199 if (IWL_UCODE_API(mvm->fw->ucode_ver) >= 8)
200 hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);
201
a2f73b6c
LR		 202 hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
203 hw->wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG |
204 REGULATORY_DISABLE_BEACON_HINTS;
8ca151b5 205
3e56eadf
JB		 206 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_GO_UAPSD)
207 hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
208
8ca151b5
JB		 209 hw->wiphy->iface_combinations = iwl_mvm_iface_combinations;
210 hw->wiphy->n_iface_combinations =
211 ARRAY_SIZE(iwl_mvm_iface_combinations);
212
c451e6d4 213 hw->wiphy->max_remain_on_channel_duration = 10000;
8ca151b5
JB		 214 hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL;
215
216 /* Extract MAC address */
217 memcpy(mvm->addresses[0].addr, mvm->nvm_data->hw_addr, ETH_ALEN);
218 hw->wiphy->addresses = mvm->addresses;
219 hw->wiphy->n_addresses = 1;
831e85f3
IP		 220
221 /* Extract additional MAC addresses if available */
222 num_mac = (mvm->nvm_data->n_hw_addrs > 1) ?
223 min(IWL_MVM_MAX_ADDRESSES, mvm->nvm_data->n_hw_addrs) : 1;
224
225 for (i = 1; i < num_mac; i++) {
226 memcpy(mvm->addresses[i].addr, mvm->addresses[i-1].addr,
8ca151b5 227 ETH_ALEN);
831e85f3 228 mvm->addresses[i].addr[5]++;
8ca151b5
JB		 229 hw->wiphy->n_addresses++;
230 }
231
fe0f2de3
IP		 232 iwl_mvm_reset_phy_ctxts(mvm);
233
20f1a5de
DS		 234 hw->wiphy->max_scan_ie_len = iwl_mvm_max_scan_ie_len(mvm);
235
8ca151b5
JB		 236 hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
237
238 if (mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels)
239 hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
240 &mvm->nvm_data->bands[IEEE80211_BAND_2GHZ];
241 if (mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels)
242 hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
243 &mvm->nvm_data->bands[IEEE80211_BAND_5GHZ];
244
245 hw->wiphy->hw_version = mvm->trans->hw_id;
246
ade50652 247 if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM)
8ca151b5
JB		 248 hw->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
249 else
250 hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
251
35a000b7
DS		 252 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) {
253 hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
254 hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX;
255 hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES;
256 /* we create the 802.11 header and zero length SSID IE. */
257 hw->wiphy->max_sched_scan_ie_len =
258 SCAN_OFFLOAD_PROBE_REQ_SIZE - 24 - 2;
259 }
260
8ca151b5 261 hw->wiphy->features |= NL80211_FEATURE_P2P_GO_CTWIN |
61f6325d
HD		 262 NL80211_FEATURE_P2P_GO_OPPPS |
263 NL80211_FEATURE_LOW_PRIORITY_SCAN;
8ca151b5
JB		 264
265 mvm->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
266
e36e5433 267 /* currently FW API supports only one optional cipher scheme */
9ddca860 268 if (mvm->fw->cs[0].cipher) {
e36e5433 269 mvm->hw->n_cipher_schemes = 1;
9ddca860 270 mvm->hw->cipher_schemes = &mvm->fw->cs[0];
e36e5433
MS		 271 }
272
8ca151b5
JB		 273#ifdef CONFIG_PM_SLEEP
274 if (mvm->fw->img[IWL_UCODE_WOWLAN].sec[0].len &&
275 mvm->trans->ops->d3_suspend &&
276 mvm->trans->ops->d3_resume &&
277 device_can_wakeup(mvm->trans->dev)) {
964dc9e2
JB		 278 mvm->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
279 WIPHY_WOWLAN_DISCONNECT |
280 WIPHY_WOWLAN_EAP_IDENTITY_REQ |
281 WIPHY_WOWLAN_RFKILL_RELEASE;
8ca151b5 282 if (!iwlwifi_mod_params.sw_crypto)
964dc9e2
JB		 283 mvm->wowlan.flags |= WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
284 WIPHY_WOWLAN_GTK_REKEY_FAILURE |
285 WIPHY_WOWLAN_4WAY_HANDSHAKE;
286
287 mvm->wowlan.n_patterns = IWL_WOWLAN_MAX_PATTERNS;
288 mvm->wowlan.pattern_min_len = IWL_WOWLAN_MIN_PATTERN_LEN;
289 mvm->wowlan.pattern_max_len = IWL_WOWLAN_MAX_PATTERN_LEN;
290 mvm->wowlan.tcp = &iwl_mvm_wowlan_tcp_support;
291 hw->wiphy->wowlan = &mvm->wowlan;
8ca151b5
JB		 292 }
293#endif
294
295 ret = iwl_mvm_leds_init(mvm);
296 if (ret)
297 return ret;
298
b7327d89
EG		 299 ret = ieee80211_register_hw(mvm->hw);
300 if (ret)
301 iwl_mvm_leds_exit(mvm);
302
303 return ret;
8ca151b5
JB		 304}
305
306static void iwl_mvm_mac_tx(struct ieee80211_hw *hw,
307 struct ieee80211_tx_control *control,
308 struct sk_buff *skb)
309{
310 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
3e56eadf
JB		 311 struct ieee80211_sta *sta = control->sta;
312 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
313 struct ieee80211_hdr *hdr = (void *)skb->data;
8ca151b5 314
9ee718aa
EL		 315 if (iwl_mvm_is_radio_killed(mvm)) {
316 IWL_DEBUG_DROP(mvm, "Dropping - RF/CT KILL\n");
8ca151b5
JB		 317 goto drop;
318 }
319
398e8c6c 320 if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE &&
8ca151b5
JB		 321 !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status))
322 goto drop;
323
3e56eadf
JB		 324 /* treat non-bufferable MMPDUs as broadcast if sta is sleeping */
325 if (unlikely(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER &&
326 ieee80211_is_mgmt(hdr->frame_control) &&
327 !ieee80211_is_deauth(hdr->frame_control) &&
328 !ieee80211_is_disassoc(hdr->frame_control) &&
329 !ieee80211_is_action(hdr->frame_control)))
330 sta = NULL;
331
332 if (sta) {
333 if (iwl_mvm_tx_skb(mvm, skb, sta))
8ca151b5
JB		 334 goto drop;
335 return;
336 }
337
338 if (iwl_mvm_tx_skb_non_sta(mvm, skb))
339 goto drop;
340 return;
341 drop:
342 ieee80211_free_txskb(hw, skb);
343}
344
345static int iwl_mvm_mac_ampdu_action(struct ieee80211_hw *hw,
346 struct ieee80211_vif *vif,
347 enum ieee80211_ampdu_mlme_action action,
348 struct ieee80211_sta *sta, u16 tid,
349 u16 *ssn, u8 buf_size)
350{
351 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
352 int ret;
353
354 IWL_DEBUG_HT(mvm, "A-MPDU action on addr %pM tid %d: action %d\n",
355 sta->addr, tid, action);
356
357 if (!(mvm->nvm_data->sku_cap_11n_enable))
358 return -EACCES;
359
360 mutex_lock(&mvm->mutex);
361
362 switch (action) {
363 case IEEE80211_AMPDU_RX_START:
364 if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_RXAGG) {
365 ret = -EINVAL;
366 break;
367 }
368 ret = iwl_mvm_sta_rx_agg(mvm, sta, tid, *ssn, true);
369 break;
370 case IEEE80211_AMPDU_RX_STOP:
371 ret = iwl_mvm_sta_rx_agg(mvm, sta, tid, 0, false);
372 break;
373 case IEEE80211_AMPDU_TX_START:
5d158efa
EG		 374 if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG) {
375 ret = -EINVAL;
376 break;
377 }
8ca151b5
JB		 378 ret = iwl_mvm_sta_tx_agg_start(mvm, vif, sta, tid, ssn);
379 break;
380 case IEEE80211_AMPDU_TX_STOP_CONT:
e3d9e7ce
EG		 381 ret = iwl_mvm_sta_tx_agg_stop(mvm, vif, sta, tid);
382 break;
8ca151b5
JB		 383 case IEEE80211_AMPDU_TX_STOP_FLUSH:
384 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
e3d9e7ce 385 ret = iwl_mvm_sta_tx_agg_flush(mvm, vif, sta, tid);
8ca151b5
JB		 386 break;
387 case IEEE80211_AMPDU_TX_OPERATIONAL:
388 ret = iwl_mvm_sta_tx_agg_oper(mvm, vif, sta, tid, buf_size);
389 break;
390 default:
391 WARN_ON_ONCE(1);
392 ret = -EINVAL;
393 break;
394 }
395 mutex_unlock(&mvm->mutex);
396
397 return ret;
398}
399
400static void iwl_mvm_cleanup_iterator(void *data, u8 *mac,
401 struct ieee80211_vif *vif)
402{
403 struct iwl_mvm *mvm = data;
404 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
405
406 mvmvif->uploaded = false;
407 mvmvif->ap_sta_id = IWL_MVM_STATION_COUNT;
408
409 /* does this make sense at all? */
410 mvmvif->color++;
411
412 spin_lock_bh(&mvm->time_event_lock);
413 iwl_mvm_te_clear_data(mvm, &mvmvif->time_event_data);
414 spin_unlock_bh(&mvm->time_event_lock);
415
fe0f2de3 416 mvmvif->phy_ctxt = NULL;
8ca151b5
JB		 417}
418
419static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm)
420{
421 iwl_trans_stop_device(mvm->trans);
8ca151b5
JB		 422
423 mvm->scan_status = IWL_MVM_SCAN_NONE;
424
425 /* just in case one was running */
426 ieee80211_remain_on_channel_expired(mvm->hw);
427
428 ieee80211_iterate_active_interfaces_atomic(
429 mvm->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
430 iwl_mvm_cleanup_iterator, mvm);
431
fe0f2de3
IP		 432 mvm->p2p_device_vif = NULL;
433
434 iwl_mvm_reset_phy_ctxts(mvm);
8ca151b5
JB		 435 memset(mvm->fw_key_table, 0, sizeof(mvm->fw_key_table));
436 memset(mvm->sta_drained, 0, sizeof(mvm->sta_drained));
437
438 ieee80211_wake_queues(mvm->hw);
439
440 mvm->vif_count = 0;
113a0447 441 mvm->rx_ba_sessions = 0;
8ca151b5
JB		 442}
443
444static int iwl_mvm_mac_start(struct ieee80211_hw *hw)
445{
446 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
447 int ret;
448
449 mutex_lock(&mvm->mutex);
450
451 /* Clean up some internal and mac80211 state on restart */
452 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
453 iwl_mvm_restart_cleanup(mvm);
454
455 ret = iwl_mvm_up(mvm);
456 mutex_unlock(&mvm->mutex);
457
458 return ret;
459}
460
461static void iwl_mvm_mac_restart_complete(struct ieee80211_hw *hw)
462{
463 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
464 int ret;
465
466 mutex_lock(&mvm->mutex);
467
468 clear_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status);
469 ret = iwl_mvm_update_quotas(mvm, NULL);
470 if (ret)
471 IWL_ERR(mvm, "Failed to update quotas after restart (%d)\n",
472 ret);
473
474 mutex_unlock(&mvm->mutex);
475}
476
477static void iwl_mvm_mac_stop(struct ieee80211_hw *hw)
478{
479 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
480
481 flush_work(&mvm->async_handlers_wk);
482
483 mutex_lock(&mvm->mutex);
484 /* async_handlers_wk is now blocked */
485
486 /*
487 * The work item could be running or queued if the
488 * ROC time event stops just as we get here.
489 */
490 cancel_work_sync(&mvm->roc_done_wk);
491
492 iwl_trans_stop_device(mvm->trans);
8ca151b5
JB		 493
494 iwl_mvm_async_handlers_purge(mvm);
495 /* async_handlers_list is empty and will stay empty: HW is stopped */
496
497 /* the fw is stopped, the aux sta is dead: clean up driver state */
498 iwl_mvm_dealloc_int_sta(mvm, &mvm->aux_sta);
499
500 mutex_unlock(&mvm->mutex);
501
502 /*
503 * The worker might have been waiting for the mutex, let it run and
504 * discover that its list is now empty.
505 */
506 cancel_work_sync(&mvm->async_handlers_wk);
507}
508
8ca151b5
JB		 509static void iwl_mvm_power_update_iterator(void *data, u8 *mac,
510 struct ieee80211_vif *vif)
511{
512 struct iwl_mvm *mvm = data;
513
514 iwl_mvm_power_update_mode(mvm, vif);
515}
516
fe0f2de3
IP		 517static struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm)
518{
519 u16 i;
520
521 lockdep_assert_held(&mvm->mutex);
522
523 for (i = 0; i < NUM_PHY_CTX; i++)
524 if (!mvm->phy_ctxts[i].ref)
525 return &mvm->phy_ctxts[i];
526
527 IWL_ERR(mvm, "No available PHY context\n");
528 return NULL;
529}
530
ee9c6cb0
EG		 531static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
532 s8 tx_power)
533{
534 /* FW is in charge of regulatory enforcement */
535 struct iwl_reduce_tx_power_cmd reduce_txpwr_cmd = {
536 .mac_context_id = iwl_mvm_vif_from_mac80211(vif)->id,
537 .pwr_restriction = cpu_to_le16(tx_power),
538 };
539
540 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, CMD_SYNC,
541 sizeof(reduce_txpwr_cmd),
542 &reduce_txpwr_cmd);
543}
544
8ca151b5
JB		 545static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
546 struct ieee80211_vif *vif)
547{
548 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
549 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
550 int ret;
551
552 /*
553 * Not much to do here. The stack will not allow interface
554 * types or combinations that we didn't advertise, so we
555 * don't really have to check the types.
556 */
557
558 mutex_lock(&mvm->mutex);
559
e89044d7 560 /* Allocate resources for the MAC context, and add it to the fw */
8ca151b5
JB		 561 ret = iwl_mvm_mac_ctxt_init(mvm, vif);
562 if (ret)
563 goto out_unlock;
564
1c2abf72 565 /* Counting number of interfaces is needed for legacy PM */
ea183d02
IP		 566 if (vif->type != NL80211_IFTYPE_P2P_DEVICE)
567 mvm->vif_count++;
ea183d02 568
8ca151b5
JB		 569 /*
570 * The AP binding flow can be done only after the beacon
571 * template is configured (which happens only in the mac80211
572 * start_ap() flow), and adding the broadcast station can happen
573 * only after the binding.
574 * In addition, since modifying the MAC before adding a bcast
575 * station is not allowed by the FW, delay the adding of MAC context to
576 * the point where we can also add the bcast station.
577 * In short: there's not much we can do at this point, other than
578 * allocating resources :)
579 */
5023d966
JB		 580 if (vif->type == NL80211_IFTYPE_AP ||
581 vif->type == NL80211_IFTYPE_ADHOC) {
8ca151b5
JB		 582 u32 qmask = iwl_mvm_mac_get_queues_mask(mvm, vif);
583 ret = iwl_mvm_allocate_int_sta(mvm, &mvmvif->bcast_sta,
584 qmask);
585 if (ret) {
586 IWL_ERR(mvm, "Failed to allocate bcast sta\n");
587 goto out_release;
588 }
589
77740cb4 590 iwl_mvm_vif_dbgfs_register(mvm, vif);
8ca151b5
JB		 591 goto out_unlock;
592 }
593
8ca151b5
JB		 594 ret = iwl_mvm_mac_ctxt_add(mvm, vif);
595 if (ret)
596 goto out_release;
597
1c2abf72 598 iwl_mvm_power_disable(mvm, vif);
8ca151b5 599
7df15b1e 600 /* beacon filtering */
bd3351ba
EP		 601 ret = iwl_mvm_disable_beacon_filter(mvm, vif);
602 if (ret)
603 goto out_remove_mac;
604
7df15b1e 605 if (!mvm->bf_allowed_vif &&
5dca7c24
HG		 606 vif->type == NL80211_IFTYPE_STATION && !vif->p2p &&
607 mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BF_UPDATED){
7df15b1e 608 mvm->bf_allowed_vif = mvmvif;
a20fd398
AO		 609 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
610 IEEE80211_VIF_SUPPORTS_CQM_RSSI;
7df15b1e
HG		 611 }
612
8ca151b5
JB		 613 /*
614 * P2P_DEVICE interface does not have a channel context assigned to it,
615 * so a dedicated PHY context is allocated to it and the corresponding
616 * MAC context is bound to it at this stage.
617 */
618 if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
8ca151b5 619
fe0f2de3
IP		 620 mvmvif->phy_ctxt = iwl_mvm_get_free_phy_ctxt(mvm);
621 if (!mvmvif->phy_ctxt) {
622 ret = -ENOSPC;
bd3351ba 623 goto out_free_bf;
fe0f2de3 624 }
8ca151b5 625
53a9d61e 626 iwl_mvm_phy_ctxt_ref(mvm, mvmvif->phy_ctxt);
8ca151b5
JB		 627 ret = iwl_mvm_binding_add_vif(mvm, vif);
628 if (ret)
53a9d61e 629 goto out_unref_phy;
8ca151b5
JB		 630
631 ret = iwl_mvm_add_bcast_sta(mvm, vif, &mvmvif->bcast_sta);
632 if (ret)
633 goto out_unbind;
634
635 /* Save a pointer to p2p device vif, so it can later be used to
636 * update the p2p device MAC when a GO is started/stopped */
637 mvm->p2p_device_vif = vif;
638 }
639
63494374 640 iwl_mvm_vif_dbgfs_register(mvm, vif);
8ca151b5
JB		 641 goto out_unlock;
642
643 out_unbind:
644 iwl_mvm_binding_remove_vif(mvm, vif);
53a9d61e 645 out_unref_phy:
fe0f2de3 646 iwl_mvm_phy_ctxt_unref(mvm, mvmvif->phy_ctxt);
bd3351ba
EP		 647 out_free_bf:
648 if (mvm->bf_allowed_vif == mvmvif) {
649 mvm->bf_allowed_vif = NULL;
a20fd398
AO		 650 vif->driver_flags &= ~(IEEE80211_VIF_BEACON_FILTER |
651 IEEE80211_VIF_SUPPORTS_CQM_RSSI);
bd3351ba 652 }
8ca151b5
JB		 653 out_remove_mac:
654 mvmvif->phy_ctxt = NULL;
655 iwl_mvm_mac_ctxt_remove(mvm, vif);
656 out_release:
5ee2b215
AB		 657 if (vif->type != NL80211_IFTYPE_P2P_DEVICE)
658 mvm->vif_count--;
1c2abf72
AB		 659
660 /* TODO: remove this when legacy PM will be discarded */
4bf881f5
AB		 661 ieee80211_iterate_active_interfaces(
662 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
663 iwl_mvm_power_update_iterator, mvm);
1c2abf72 664
8ca151b5
JB		 665 iwl_mvm_mac_ctxt_release(mvm, vif);
666 out_unlock:
667 mutex_unlock(&mvm->mutex);
668
669 return ret;
670}
671
38a12b5b
JB		 672static void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm,
673 struct ieee80211_vif *vif)
8ca151b5 674{
8ca151b5
JB		 675 u32 tfd_msk = 0, ac;
676
677 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
678 if (vif->hw_queue[ac] != IEEE80211_INVAL_HW_QUEUE)
679 tfd_msk |= BIT(vif->hw_queue[ac]);
680
681 if (vif->cab_queue != IEEE80211_INVAL_HW_QUEUE)
682 tfd_msk |= BIT(vif->cab_queue);
683
684 if (tfd_msk) {
685 mutex_lock(&mvm->mutex);
686 iwl_mvm_flush_tx_path(mvm, tfd_msk, true);
687 mutex_unlock(&mvm->mutex);
688 }
689
690 if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
691 /*
692 * Flush the ROC worker which will flush the OFFCHANNEL queue.
693 * We assume here that all the packets sent to the OFFCHANNEL
694 * queue are sent in ROC session.
695 */
696 flush_work(&mvm->roc_done_wk);
697 } else {
698 /*
699 * By now, all the AC queues are empty. The AGG queues are
700 * empty too. We already got all the Tx responses for all the
701 * packets in the queues. The drain work can have been
0742a75a 702 * triggered. Flush it.
8ca151b5
JB		 703 */
704 flush_work(&mvm->sta_drained_wk);
705 }
38a12b5b
JB		 706}
707
708static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw,
709 struct ieee80211_vif *vif)
710{
711 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
712 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
713
714 iwl_mvm_prepare_mac_removal(mvm, vif);
8ca151b5
JB		 715
716 mutex_lock(&mvm->mutex);
717
7df15b1e
HG		 718 if (mvm->bf_allowed_vif == mvmvif) {
719 mvm->bf_allowed_vif = NULL;
a20fd398
AO		 720 vif->driver_flags &= ~(IEEE80211_VIF_BEACON_FILTER |
721 IEEE80211_VIF_SUPPORTS_CQM_RSSI);
7df15b1e
HG		 722 }
723
63494374
JB		 724 iwl_mvm_vif_dbgfs_clean(mvm, vif);
725
8ca151b5
JB		 726 /*
727 * For AP/GO interface, the tear down of the resources allocated to the
38a12b5b 728 * interface is be handled as part of the stop_ap flow.
8ca151b5 729 */
5023d966
JB		 730 if (vif->type == NL80211_IFTYPE_AP ||
731 vif->type == NL80211_IFTYPE_ADHOC) {
507cadf2
DS		 732#ifdef CONFIG_NL80211_TESTMODE
733 if (vif == mvm->noa_vif) {
734 mvm->noa_vif = NULL;
735 mvm->noa_duration = 0;
736 }
737#endif
8ca151b5
JB		 738 iwl_mvm_dealloc_int_sta(mvm, &mvmvif->bcast_sta);
739 goto out_release;
740 }
741
742 if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
743 mvm->p2p_device_vif = NULL;
744 iwl_mvm_rm_bcast_sta(mvm, &mvmvif->bcast_sta);
745 iwl_mvm_binding_remove_vif(mvm, vif);
fe0f2de3 746 iwl_mvm_phy_ctxt_unref(mvm, mvmvif->phy_ctxt);
8ca151b5
JB		 747 mvmvif->phy_ctxt = NULL;
748 }
749
5ee2b215 750 if (mvm->vif_count && vif->type != NL80211_IFTYPE_P2P_DEVICE)
8ca151b5 751 mvm->vif_count--;
1c2abf72
AB		 752
753 /* TODO: remove this when legacy PM will be discarded */
754 ieee80211_iterate_active_interfaces(
755 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
756 iwl_mvm_power_update_iterator, mvm);
8ca151b5
JB		 757
758 iwl_mvm_mac_ctxt_remove(mvm, vif);
759
760out_release:
761 iwl_mvm_mac_ctxt_release(mvm, vif);
762 mutex_unlock(&mvm->mutex);
763}
764
765static int iwl_mvm_mac_config(struct ieee80211_hw *hw, u32 changed)
88f2fd73 766{
8ca151b5
JB		 767 return 0;
768}
769
e59647ea
EP		 770struct iwl_mvm_mc_iter_data {
771 struct iwl_mvm *mvm;
772 int port_id;
773};
774
775static void iwl_mvm_mc_iface_iterator(void *_data, u8 *mac,
776 struct ieee80211_vif *vif)
777{
778 struct iwl_mvm_mc_iter_data *data = _data;
779 struct iwl_mvm *mvm = data->mvm;
780 struct iwl_mcast_filter_cmd *cmd = mvm->mcast_filter_cmd;
781 int ret, len;
782
783 /* if we don't have free ports, mcast frames will be dropped */
784 if (WARN_ON_ONCE(data->port_id >= MAX_PORT_ID_NUM))
785 return;
786
787 if (vif->type != NL80211_IFTYPE_STATION ||
788 !vif->bss_conf.assoc)
789 return;
790
791 cmd->port_id = data->port_id++;
792 memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN);
793 len = roundup(sizeof(*cmd) + cmd->count * ETH_ALEN, 4);
794
795 ret = iwl_mvm_send_cmd_pdu(mvm, MCAST_FILTER_CMD, CMD_SYNC, len, cmd);
796 if (ret)
797 IWL_ERR(mvm, "mcast filter cmd error. ret=%d\n", ret);
798}
799
800static void iwl_mvm_recalc_multicast(struct iwl_mvm *mvm)
801{
802 struct iwl_mvm_mc_iter_data iter_data = {
803 .mvm = mvm,
88f2fd73
MG		 804 };
805
e59647ea
EP		 806 lockdep_assert_held(&mvm->mutex);
807
808 if (WARN_ON_ONCE(!mvm->mcast_filter_cmd))
809 return;
810
811 ieee80211_iterate_active_interfaces(
812 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
813 iwl_mvm_mc_iface_iterator, &iter_data);
88f2fd73
MG		 814}
815
e59647ea
EP		 816static u64 iwl_mvm_prepare_multicast(struct ieee80211_hw *hw,
817 struct netdev_hw_addr_list *mc_list)
8ca151b5 818{
e59647ea
EP		 819 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
820 struct iwl_mcast_filter_cmd *cmd;
821 struct netdev_hw_addr *addr;
822 int addr_count = netdev_hw_addr_list_count(mc_list);
823 bool pass_all = false;
824 int len;
825
826 if (addr_count > MAX_MCAST_FILTERING_ADDRESSES) {
827 pass_all = true;
828 addr_count = 0;
829 }
830
831 len = roundup(sizeof(*cmd) + addr_count * ETH_ALEN, 4);
832 cmd = kzalloc(len, GFP_ATOMIC);
833 if (!cmd)
834 return 0;
835
836 if (pass_all) {
837 cmd->pass_all = 1;
838 return (u64)(unsigned long)cmd;
839 }
840
841 netdev_hw_addr_list_for_each(addr, mc_list) {
842 IWL_DEBUG_MAC80211(mvm, "mcast addr (%d): %pM\n",
843 cmd->count, addr->addr);
844 memcpy(&cmd->addr_list[cmd->count * ETH_ALEN],
845 addr->addr, ETH_ALEN);
846 cmd->count++;
847 }
848
849 return (u64)(unsigned long)cmd;
8ca151b5
JB		 850}
851
852static void iwl_mvm_configure_filter(struct ieee80211_hw *hw,
853 unsigned int changed_flags,
854 unsigned int *total_flags,
855 u64 multicast)
856{
e59647ea
EP		 857 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
858 struct iwl_mcast_filter_cmd *cmd = (void *)(unsigned long)multicast;
8ca151b5 859
e59647ea 860 mutex_lock(&mvm->mutex);
51b6b9e0 861
e59647ea
EP		 862 /* replace previous configuration */
863 kfree(mvm->mcast_filter_cmd);
864 mvm->mcast_filter_cmd = cmd;
51b6b9e0 865
e59647ea
EP		 866 if (!cmd)
867 goto out;
51b6b9e0 868
e59647ea
EP		 869 iwl_mvm_recalc_multicast(mvm);
870out:
871 mutex_unlock(&mvm->mutex);
872 *total_flags = 0;
51b6b9e0
EG		 873}
874
c87163b9
EP		 875#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
876struct iwl_bcast_iter_data {
877 struct iwl_mvm *mvm;
878 struct iwl_bcast_filter_cmd *cmd;
879 u8 current_filter;
880};
881
882static void
883iwl_mvm_set_bcast_filter(struct ieee80211_vif *vif,
884 const struct iwl_fw_bcast_filter *in_filter,
885 struct iwl_fw_bcast_filter *out_filter)
886{
887 struct iwl_fw_bcast_filter_attr *attr;
888 int i;
889
890 memcpy(out_filter, in_filter, sizeof(*out_filter));
891
892 for (i = 0; i < ARRAY_SIZE(out_filter->attrs); i++) {
893 attr = &out_filter->attrs[i];
894
895 if (!attr->mask)
896 break;
897
898 out_filter->num_attrs++;
899 }
900}
901
902static void iwl_mvm_bcast_filter_iterator(void *_data, u8 *mac,
903 struct ieee80211_vif *vif)
904{
905 struct iwl_bcast_iter_data *data = _data;
906 struct iwl_mvm *mvm = data->mvm;
907 struct iwl_bcast_filter_cmd *cmd = data->cmd;
908 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
909 struct iwl_fw_bcast_mac *bcast_mac;
910 int i;
911
912 if (WARN_ON(mvmvif->id >= ARRAY_SIZE(cmd->macs)))
913 return;
914
915 bcast_mac = &cmd->macs[mvmvif->id];
916
917 /* enable filtering only for associated stations */
918 if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc)
919 return;
920
921 bcast_mac->default_discard = 1;
922
923 /* copy all configured filters */
924 for (i = 0; mvm->bcast_filters[i].attrs[0].mask; i++) {
925 /*
926 * Make sure we don't exceed our filters limit.
927 * if there is still a valid filter to be configured,
928 * be on the safe side and just allow bcast for this mac.
929 */
930 if (WARN_ON_ONCE(data->current_filter >=
931 ARRAY_SIZE(cmd->filters))) {
932 bcast_mac->default_discard = 0;
933 bcast_mac->attached_filters = 0;
934 break;
935 }
936
937 iwl_mvm_set_bcast_filter(vif,
938 &mvm->bcast_filters[i],
939 &cmd->filters[data->current_filter]);
940
941 /* skip current filter if it contains no attributes */
942 if (!cmd->filters[data->current_filter].num_attrs)
943 continue;
944
945 /* attach the filter to current mac */
946 bcast_mac->attached_filters |=
947 cpu_to_le16(BIT(data->current_filter));
948
949 data->current_filter++;
950 }
951}
952
953static int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm,
954 struct ieee80211_vif *vif)
955{
956 /* initialize cmd to pass broadcasts on all vifs */
957 struct iwl_bcast_filter_cmd cmd = {
958 .disable = 0,
959 .max_bcast_filters = ARRAY_SIZE(cmd.filters),
960 .max_macs = ARRAY_SIZE(cmd.macs),
961 };
962 struct iwl_bcast_iter_data iter_data = {
963 .mvm = mvm,
964 .cmd = &cmd,
965 };
966
967 if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING))
968 return 0;
969
970 /* if no filters are configured, do nothing */
971 if (!mvm->bcast_filters)
972 return 0;
973
974 /* configure and attach these filters for each associated sta vif */
975 ieee80211_iterate_active_interfaces(
976 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
977 iwl_mvm_bcast_filter_iterator, &iter_data);
978
979 return iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, CMD_SYNC,
980 sizeof(cmd), &cmd);
981}
982#else
983static inline int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm,
984 struct ieee80211_vif *vif)
985{
986 return 0;
987}
988#endif
989
8ca151b5
JB		 990static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
991 struct ieee80211_vif *vif,
992 struct ieee80211_bss_conf *bss_conf,
993 u32 changes)
994{
995 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
996 int ret;
997
6e97b0d2
IP		 998 /*
999 * Re-calculate the tsf id, as the master-slave relations depend on the
1000 * beacon interval, which was not known when the station interface was
1001 * added.
1002 */
1003 if (changes & BSS_CHANGED_ASSOC && bss_conf->assoc)
1004 iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif);
1005
8ca151b5
JB		 1006 ret = iwl_mvm_mac_ctxt_changed(mvm, vif);
1007 if (ret)
1008 IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr);
1009
1010 if (changes & BSS_CHANGED_ASSOC) {
1011 if (bss_conf->assoc) {
1012 /* add quota for this interface */
1013 ret = iwl_mvm_update_quotas(mvm, vif);
1014 if (ret) {
1015 IWL_ERR(mvm, "failed to update quotas\n");
1016 return;
1017 }
016d27e1
JB		 1018
1019 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART,
1020 &mvm->status)) {
1021 /*
1022 * If we're restarting then the firmware will
1023 * obviously have lost synchronisation with
1024 * the AP. It will attempt to synchronise by
1025 * itself, but we can make it more reliable by
1026 * scheduling a session protection time event.
1027 *
1028 * The firmware needs to receive a beacon to
1029 * catch up with synchronisation, use 110% of
1030 * the beacon interval.
1031 *
1032 * Set a large maximum delay to allow for more
1033 * than a single interface.
1034 */
1035 u32 dur = (11 * vif->bss_conf.beacon_int) / 10;
1036 iwl_mvm_protect_session(mvm, vif, dur, dur,
1037 5 * dur);
1038 }
1f3b0ff8
LE		 1039
1040 iwl_mvm_sf_update(mvm, vif, false);
175a70b7 1041 iwl_mvm_power_vif_assoc(mvm, vif);
8ca151b5 1042 } else if (mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) {
1f3b0ff8
LE		 1043 /*
1044 * If update fails - SF might be running in associated
1045 * mode while disassociated - which is forbidden.
1046 */
1047 WARN_ONCE(iwl_mvm_sf_update(mvm, vif, false),
1048 "Failed to update SF upon disassociation\n");
1049
8ca151b5
JB		 1050 /* remove AP station now that the MAC is unassoc */
1051 ret = iwl_mvm_rm_sta_id(mvm, vif, mvmvif->ap_sta_id);
1052 if (ret)
1053 IWL_ERR(mvm, "failed to remove AP station\n");
1054 mvmvif->ap_sta_id = IWL_MVM_STATION_COUNT;
1055 /* remove quota for this interface */
1056 ret = iwl_mvm_update_quotas(mvm, NULL);
1057 if (ret)
1058 IWL_ERR(mvm, "failed to update quotas\n");
1059 }
a20fd398 1060
e59647ea 1061 iwl_mvm_recalc_multicast(mvm);
c87163b9 1062 iwl_mvm_configure_bcast_filter(mvm, vif);
e59647ea 1063
a20fd398
AO		 1064 /* reset rssi values */
1065 mvmvif->bf_data.ave_beacon_signal = 0;
1066
e8e626ad
AB		 1067 if (!(mvm->fw->ucode_capa.flags &
1068 IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT)) {
e811ada7
AB		 1069 /* Workaround for FW bug, otherwise FW disables device
1070 * power save upon disassociation
1071 */
1072 ret = iwl_mvm_power_update_mode(mvm, vif);
1073 if (ret)
1074 IWL_ERR(mvm, "failed to update power mode\n");
1075 }
8e484f0b 1076 iwl_mvm_bt_coex_vif_change(mvm);
f94045ed
EG		 1077 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_TT,
1078 IEEE80211_SMPS_AUTOMATIC);
989c6505 1079 } else if (changes & BSS_CHANGED_BEACON_INFO) {
210a544e
JB		 1080 /*
1081 * We received a beacon _after_ association so
1082 * remove the session protection.
1083 */
1084 iwl_mvm_remove_time_event(mvm, mvmvif,
1085 &mvmvif->time_event_data);
51498cf6
AB		 1086 } else if (changes & (BSS_CHANGED_PS | BSS_CHANGED_P2P_PS |
1087 BSS_CHANGED_QOS)) {
4bf881f5
AB		 1088 ret = iwl_mvm_power_update_mode(mvm, vif);
1089 if (ret)
1090 IWL_ERR(mvm, "failed to update power mode\n");
8ca151b5 1091 }
88f2fd73
MG		 1092 if (changes & BSS_CHANGED_TXPOWER) {
1093 IWL_DEBUG_CALIB(mvm, "Changing TX Power to %d\n",
1094 bss_conf->txpower);
1095 iwl_mvm_set_tx_power(mvm, vif, bss_conf->txpower);
1096 }
a20fd398
AO		 1097
1098 if (changes & BSS_CHANGED_CQM) {
1099 IWL_DEBUG_MAC80211(mvm, "cqm info_changed");
1100 /* reset cqm events tracking */
1101 mvmvif->bf_data.last_cqm_event = 0;
1102 ret = iwl_mvm_update_beacon_filter(mvm, vif);
1103 if (ret)
1104 IWL_ERR(mvm, "failed to update CQM thresholds\n");
1105 }
8ca151b5
JB		 1106}
1107
5023d966
JB		 1108static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
1109 struct ieee80211_vif *vif)
8ca151b5
JB		 1110{
1111 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1112 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1113 int ret;
1114
1115 mutex_lock(&mvm->mutex);
1116
1117 /* Send the beacon template */
1118 ret = iwl_mvm_mac_ctxt_beacon_changed(mvm, vif);
1119 if (ret)
1120 goto out_unlock;
1121
6e97b0d2
IP		 1122 /*
1123 * Re-calculate the tsf id, as the master-slave relations depend on the
1124 * beacon interval, which was not known when the AP interface was added.
1125 */
1126 if (vif->type == NL80211_IFTYPE_AP)
1127 iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif);
1128
8ca151b5
JB		 1129 /* Add the mac context */
1130 ret = iwl_mvm_mac_ctxt_add(mvm, vif);
1131 if (ret)
1132 goto out_unlock;
1133
1134 /* Perform the binding */
1135 ret = iwl_mvm_binding_add_vif(mvm, vif);
1136 if (ret)
1137 goto out_remove;
1138
5023d966 1139 mvmvif->ap_ibss_active = true;
8ca151b5
JB		 1140
1141 /* Send the bcast station. At this stage the TBTT and DTIM time events
1142 * are added and applied to the scheduler */
1143 ret = iwl_mvm_send_bcast_sta(mvm, vif, &mvmvif->bcast_sta);
1144 if (ret)
1145 goto out_unbind;
1146
5691e218
IP		 1147 /* must be set before quota calculations */
1148 mvmvif->ap_ibss_active = true;
1149
a11e144e
IP		 1150 /* power updated needs to be done before quotas */
1151 mvm->bound_vif_cnt++;
1152 iwl_mvm_power_update_binding(mvm, vif, true);
1153
8ca151b5
JB		 1154 ret = iwl_mvm_update_quotas(mvm, vif);
1155 if (ret)
a11e144e 1156 goto out_quota_failed;
8ca151b5 1157
5023d966 1158 /* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
8ca151b5
JB		 1159 if (vif->p2p && mvm->p2p_device_vif)
1160 iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif);
1161
8e484f0b 1162 iwl_mvm_bt_coex_vif_change(mvm);
dac94da8 1163
8ca151b5
JB		 1164 mutex_unlock(&mvm->mutex);
1165 return 0;
1166
a11e144e
IP		 1167out_quota_failed:
1168 mvm->bound_vif_cnt--;
1169 iwl_mvm_power_update_binding(mvm, vif, false);
5691e218 1170 mvmvif->ap_ibss_active = false;
8ca151b5
JB		 1171 iwl_mvm_send_rm_bcast_sta(mvm, &mvmvif->bcast_sta);
1172out_unbind:
1173 iwl_mvm_binding_remove_vif(mvm, vif);
1174out_remove:
1175 iwl_mvm_mac_ctxt_remove(mvm, vif);
1176out_unlock:
1177 mutex_unlock(&mvm->mutex);
1178 return ret;
1179}
1180
5023d966
JB		 1181static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw,
1182 struct ieee80211_vif *vif)
8ca151b5
JB		 1183{
1184 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1185 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1186
38a12b5b
JB		 1187 iwl_mvm_prepare_mac_removal(mvm, vif);
1188
8ca151b5
JB		 1189 mutex_lock(&mvm->mutex);
1190
5023d966 1191 mvmvif->ap_ibss_active = false;
8ca151b5 1192
8e484f0b 1193 iwl_mvm_bt_coex_vif_change(mvm);
dac94da8 1194
5023d966 1195 /* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
8ca151b5
JB		 1196 if (vif->p2p && mvm->p2p_device_vif)
1197 iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif);
1198
1199 iwl_mvm_update_quotas(mvm, NULL);
1200 iwl_mvm_send_rm_bcast_sta(mvm, &mvmvif->bcast_sta);
1201 iwl_mvm_binding_remove_vif(mvm, vif);
a11e144e
IP		 1202
1203 mvm->bound_vif_cnt--;
1204 iwl_mvm_power_update_binding(mvm, vif, false);
1205
8ca151b5
JB		 1206 iwl_mvm_mac_ctxt_remove(mvm, vif);
1207
1208 mutex_unlock(&mvm->mutex);
1209}
1210
5023d966
JB		 1211static void
1212iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm,
1213 struct ieee80211_vif *vif,
1214 struct ieee80211_bss_conf *bss_conf,
1215 u32 changes)
8ca151b5 1216{
be2056fc 1217 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
8a5e3660
AA		 1218 enum ieee80211_bss_change ht_change = BSS_CHANGED_ERP_CTS_PROT |
1219 BSS_CHANGED_HT |
1220 BSS_CHANGED_BANDWIDTH;
1221 int ret;
1222
be2056fc
IP		 1223 /* Changes will be applied when the AP/IBSS is started */
1224 if (!mvmvif->ap_ibss_active)
1225 return;
1226
8a5e3660
AA		 1227 if (changes & ht_change) {
1228 ret = iwl_mvm_mac_ctxt_changed(mvm, vif);
1229 if (ret)
1230 IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr);
1231 }
1232
8ca151b5
JB		 1233 /* Need to send a new beacon template to the FW */
1234 if (changes & BSS_CHANGED_BEACON) {
1235 if (iwl_mvm_mac_ctxt_beacon_changed(mvm, vif))
1236 IWL_WARN(mvm, "Failed updating beacon data\n");
1237 }
1238}
1239
1240static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw,
1241 struct ieee80211_vif *vif,
1242 struct ieee80211_bss_conf *bss_conf,
1243 u32 changes)
1244{
1245 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1246
1247 mutex_lock(&mvm->mutex);
1248
1249 switch (vif->type) {
1250 case NL80211_IFTYPE_STATION:
1251 iwl_mvm_bss_info_changed_station(mvm, vif, bss_conf, changes);
1252 break;
1253 case NL80211_IFTYPE_AP:
5023d966
JB		 1254 case NL80211_IFTYPE_ADHOC:
1255 iwl_mvm_bss_info_changed_ap_ibss(mvm, vif, bss_conf, changes);
8ca151b5
JB		 1256 break;
1257 default:
1258 /* shouldn't happen */
1259 WARN_ON_ONCE(1);
1260 }
1261
1262 mutex_unlock(&mvm->mutex);
1263}
1264
1265static int iwl_mvm_mac_hw_scan(struct ieee80211_hw *hw,
1266 struct ieee80211_vif *vif,
1267 struct cfg80211_scan_request *req)
1268{
1269 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1270 int ret;
1271
1272 if (req->n_channels == 0 || req->n_channels > MAX_NUM_SCAN_CHANNELS)
1273 return -EINVAL;
1274
1275 mutex_lock(&mvm->mutex);
1276
1277 if (mvm->scan_status == IWL_MVM_SCAN_NONE)
1278 ret = iwl_mvm_scan_request(mvm, vif, req);
1279 else
1280 ret = -EBUSY;
1281
1282 mutex_unlock(&mvm->mutex);
1283
1284 return ret;
1285}
1286
1287static void iwl_mvm_mac_cancel_hw_scan(struct ieee80211_hw *hw,
1288 struct ieee80211_vif *vif)
1289{
1290 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1291
1292 mutex_lock(&mvm->mutex);
1293
1294 iwl_mvm_cancel_scan(mvm);
1295
1296 mutex_unlock(&mvm->mutex);
1297}
1298
1299static void
1300iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw *hw,
3e56eadf 1301 struct ieee80211_sta *sta, u16 tids,
8ca151b5
JB		 1302 int num_frames,
1303 enum ieee80211_frame_release_type reason,
1304 bool more_data)
1305{
1306 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
8ca151b5 1307
3e56eadf 1308 /* Called when we need to transmit (a) frame(s) from mac80211 */
8ca151b5 1309
3e56eadf
JB		 1310 iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames,
1311 tids, more_data, false);
1312}
1313
1314static void
1315iwl_mvm_mac_release_buffered_frames(struct ieee80211_hw *hw,
1316 struct ieee80211_sta *sta, u16 tids,
1317 int num_frames,
1318 enum ieee80211_frame_release_type reason,
1319 bool more_data)
1320{
1321 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1322
1323 /* Called when we need to transmit (a) frame(s) from agg queue */
1324
1325 iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames,
1326 tids, more_data, true);
8ca151b5
JB		 1327}
1328
1329static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw,
1330 struct ieee80211_vif *vif,
1331 enum sta_notify_cmd cmd,
1332 struct ieee80211_sta *sta)
1333{
1334 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
5b577a90 1335 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
3e56eadf 1336 int tid;
8ca151b5
JB		 1337
1338 switch (cmd) {
1339 case STA_NOTIFY_SLEEP:
e3d4bc8c 1340 if (atomic_read(&mvm->pending_frames[mvmsta->sta_id]) > 0)
8ca151b5 1341 ieee80211_sta_block_awake(hw, sta, true);
3e56eadf
JB		 1342 spin_lock_bh(&mvmsta->lock);
1343 for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++) {
1344 struct iwl_mvm_tid_data *tid_data;
1345
1346 tid_data = &mvmsta->tid_data[tid];
1347 if (tid_data->state != IWL_AGG_ON &&
1348 tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA)
1349 continue;
1350 if (iwl_mvm_tid_queued(tid_data) == 0)
1351 continue;
1352 ieee80211_sta_set_buffered(sta, tid, true);
1353 }
1354 spin_unlock_bh(&mvmsta->lock);
8ca151b5
JB		 1355 /*
1356 * The fw updates the STA to be asleep. Tx packets on the Tx
1357 * queues to this station will not be transmitted. The fw will
1358 * send a Tx response with TX_STATUS_FAIL_DEST_PS.
1359 */
1360 break;
1361 case STA_NOTIFY_AWAKE:
881acd89 1362 if (WARN_ON(mvmsta->sta_id == IWL_MVM_STATION_COUNT))
8ca151b5 1363 break;
9cc40712 1364 iwl_mvm_sta_modify_ps_wake(mvm, sta);
8ca151b5
JB		 1365 break;
1366 default:
1367 break;
1368 }
1369}
1370
1ddbbb0c
JB		 1371static void iwl_mvm_sta_pre_rcu_remove(struct ieee80211_hw *hw,
1372 struct ieee80211_vif *vif,
1373 struct ieee80211_sta *sta)
1374{
1375 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1376 struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv;
1377
1378 /*
1379 * This is called before mac80211 does RCU synchronisation,
1380 * so here we already invalidate our internal RCU-protected
1381 * station pointer. The rest of the code will thus no longer
1382 * be able to find the station this way, and we don't rely
1383 * on further RCU synchronisation after the sta_state()
1384 * callback deleted the station.
1385 */
1386 mutex_lock(&mvm->mutex);
1387 if (sta == rcu_access_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id]))
1388 rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id],
1389 ERR_PTR(-ENOENT));
1390 mutex_unlock(&mvm->mutex);
1391}
1392
8ca151b5
JB		 1393static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
1394 struct ieee80211_vif *vif,
1395 struct ieee80211_sta *sta,
1396 enum ieee80211_sta_state old_state,
1397 enum ieee80211_sta_state new_state)
1398{
1399 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1400 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1401 int ret;
1402
1403 IWL_DEBUG_MAC80211(mvm, "station %pM state change %d->%d\n",
1404 sta->addr, old_state, new_state);
1405
1406 /* this would be a mac80211 bug ... but don't crash */
1407 if (WARN_ON_ONCE(!mvmvif->phy_ctxt))
1408 return -EINVAL;
1409
1410 /* if a STA is being removed, reuse its ID */
1411 flush_work(&mvm->sta_drained_wk);
1412
1413 mutex_lock(&mvm->mutex);
1414 if (old_state == IEEE80211_STA_NOTEXIST &&
1415 new_state == IEEE80211_STA_NONE) {
48bc1307
JB		 1416 /*
1417 * Firmware bug - it'll crash if the beacon interval is less
1418 * than 16. We can't avoid connecting at all, so refuse the
1419 * station state change, this will cause mac80211 to abandon
1420 * attempts to connect to this AP, and eventually wpa_s will
1421 * blacklist the AP...
1422 */
1423 if (vif->type == NL80211_IFTYPE_STATION &&
1424 vif->bss_conf.beacon_int < 16) {
1425 IWL_ERR(mvm,
1426 "AP %pM beacon interval is %d, refusing due to firmware bug!\n",
1427 sta->addr, vif->bss_conf.beacon_int);
1428 ret = -EINVAL;
1429 goto out_unlock;
1430 }
8ca151b5
JB		 1431 ret = iwl_mvm_add_sta(mvm, vif, sta);
1432 } else if (old_state == IEEE80211_STA_NONE &&
1433 new_state == IEEE80211_STA_AUTH) {
1434 ret = 0;
1435 } else if (old_state == IEEE80211_STA_AUTH &&
1436 new_state == IEEE80211_STA_ASSOC) {
7a453973
JB		 1437 ret = iwl_mvm_update_sta(mvm, vif, sta);
1438 if (ret == 0)
1439 iwl_mvm_rs_rate_init(mvm, sta,
b87c2179
ES		 1440 mvmvif->phy_ctxt->channel->band,
1441 true);
8ca151b5
JB		 1442 } else if (old_state == IEEE80211_STA_ASSOC &&
1443 new_state == IEEE80211_STA_AUTHORIZED) {
7df15b1e
HG		 1444 /* enable beacon filtering */
1445 WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif));
8ca151b5
JB		 1446 ret = 0;
1447 } else if (old_state == IEEE80211_STA_AUTHORIZED &&
1448 new_state == IEEE80211_STA_ASSOC) {
7df15b1e
HG		 1449 /* disable beacon filtering */
1450 WARN_ON(iwl_mvm_disable_beacon_filter(mvm, vif));
8ca151b5
JB		 1451 ret = 0;
1452 } else if (old_state == IEEE80211_STA_ASSOC &&
1453 new_state == IEEE80211_STA_AUTH) {
1454 ret = 0;
1455 } else if (old_state == IEEE80211_STA_AUTH &&
1456 new_state == IEEE80211_STA_NONE) {
1457 ret = 0;
1458 } else if (old_state == IEEE80211_STA_NONE &&
1459 new_state == IEEE80211_STA_NOTEXIST) {
1460 ret = iwl_mvm_rm_sta(mvm, vif, sta);
1461 } else {
1462 ret = -EIO;
1463 }
48bc1307 1464 out_unlock:
8ca151b5
JB		 1465 mutex_unlock(&mvm->mutex);
1466
1467 return ret;
1468}
1469
1470static int iwl_mvm_mac_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
1471{
1472 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1473
1474 mvm->rts_threshold = value;
1475
1476 return 0;
1477}
1478
1f3b0ff8
LE		 1479static void iwl_mvm_sta_rc_update(struct ieee80211_hw *hw,
1480 struct ieee80211_vif *vif,
1481 struct ieee80211_sta *sta, u32 changed)
1482{
1483 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1484
1485 if (vif->type == NL80211_IFTYPE_STATION &&
1486 changed & IEEE80211_RC_NSS_CHANGED)
1487 iwl_mvm_sf_update(mvm, vif, false);
1488}
1489
8ca151b5
JB		 1490static int iwl_mvm_mac_conf_tx(struct ieee80211_hw *hw,
1491 struct ieee80211_vif *vif, u16 ac,
1492 const struct ieee80211_tx_queue_params *params)
1493{
1494 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1495 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1496
1497 mvmvif->queue_params[ac] = *params;
1498
1499 /*
1500 * No need to update right away, we'll get BSS_CHANGED_QOS
1501 * The exception is P2P_DEVICE interface which needs immediate update.
1502 */
1503 if (vif->type == NL80211_IFTYPE_P2P_DEVICE) {
1504 int ret;
1505
1506 mutex_lock(&mvm->mutex);
1507 ret = iwl_mvm_mac_ctxt_changed(mvm, vif);
1508 mutex_unlock(&mvm->mutex);
1509 return ret;
1510 }
1511 return 0;
1512}
1513
1514static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw,
1515 struct ieee80211_vif *vif)
1516{
1517 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1518 u32 duration = min(IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS,
1519 200 + vif->bss_conf.beacon_int);
1520 u32 min_duration = min(IWL_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS,
1521 100 + vif->bss_conf.beacon_int);
1522
1523 if (WARN_ON_ONCE(vif->bss_conf.assoc))
1524 return;
1525
1526 mutex_lock(&mvm->mutex);
1527 /* Try really hard to protect the session and hear a beacon */
016d27e1 1528 iwl_mvm_protect_session(mvm, vif, duration, min_duration, 500);
8ca151b5
JB		 1529 mutex_unlock(&mvm->mutex);
1530}
1531
35a000b7
DS		 1532static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw,
1533 struct ieee80211_vif *vif,
1534 struct cfg80211_sched_scan_request *req,
1535 struct ieee80211_sched_scan_ies *ies)
1536{
1537 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1538 int ret;
1539
1540 mutex_lock(&mvm->mutex);
1541
1542 if (mvm->scan_status != IWL_MVM_SCAN_NONE) {
1543 IWL_DEBUG_SCAN(mvm,
1544 "SCHED SCAN request during internal scan - abort\n");
1545 ret = -EBUSY;
1546 goto out;
1547 }
1548
1549 mvm->scan_status = IWL_MVM_SCAN_SCHED;
1550
1551 ret = iwl_mvm_config_sched_scan(mvm, vif, req, ies);
1552 if (ret)
1553 goto err;
1554
1555 ret = iwl_mvm_config_sched_scan_profiles(mvm, req);
1556 if (ret)
1557 goto err;
1558
1559 ret = iwl_mvm_sched_scan_start(mvm, req);
1560 if (!ret)
1561 goto out;
1562err:
1563 mvm->scan_status = IWL_MVM_SCAN_NONE;
1564out:
1565 mutex_unlock(&mvm->mutex);
1566 return ret;
1567}
1568
1569static void iwl_mvm_mac_sched_scan_stop(struct ieee80211_hw *hw,
1570 struct ieee80211_vif *vif)
1571{
1572 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1573
1574 mutex_lock(&mvm->mutex);
1575 iwl_mvm_sched_scan_stop(mvm);
1576 mutex_unlock(&mvm->mutex);
1577}
1578
8ca151b5
JB		 1579static int iwl_mvm_mac_set_key(struct ieee80211_hw *hw,
1580 enum set_key_cmd cmd,
1581 struct ieee80211_vif *vif,
1582 struct ieee80211_sta *sta,
1583 struct ieee80211_key_conf *key)
1584{
1585 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1586 int ret;
1587
1588 if (iwlwifi_mod_params.sw_crypto) {
1589 IWL_DEBUG_MAC80211(mvm, "leave - hwcrypto disabled\n");
1590 return -EOPNOTSUPP;
1591 }
1592
1593 switch (key->cipher) {
1594 case WLAN_CIPHER_SUITE_TKIP:
1595 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
1596 /* fall-through */
1597 case WLAN_CIPHER_SUITE_CCMP:
1598 key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
1599 break;
1600 case WLAN_CIPHER_SUITE_AES_CMAC:
1601 WARN_ON_ONCE(!(hw->flags & IEEE80211_HW_MFP_CAPABLE));
1602 break;
1603 case WLAN_CIPHER_SUITE_WEP40:
1604 case WLAN_CIPHER_SUITE_WEP104:
1605 /*
1606 * Support for TX only, at least for now, so accept
1607 * the key and do nothing else. Then mac80211 will
1608 * pass it for TX but we don't have to use it for RX.
1609 */
1610 return 0;
1611 default:
e36e5433
MS		 1612 /* currently FW supports only one optional cipher scheme */
1613 if (hw->n_cipher_schemes &&
1614 hw->cipher_schemes->cipher == key->cipher)
1615 key->flags |= IEEE80211_KEY_FLAG_PUT_IV_SPACE;
1616 else
1617 return -EOPNOTSUPP;
8ca151b5
JB		 1618 }
1619
1620 mutex_lock(&mvm->mutex);
1621
1622 switch (cmd) {
1623 case SET_KEY:
5023d966
JB		 1624 if ((vif->type == NL80211_IFTYPE_ADHOC ||
1625 vif->type == NL80211_IFTYPE_AP) && !sta) {
1626 /*
1627 * GTK on AP interface is a TX-only key, return 0;
1628 * on IBSS they're per-station and because we're lazy
1629 * we don't support them for RX, so do the same.
1630 */
6caffd4f
JB		 1631 ret = 0;
1632 key->hw_key_idx = STA_KEY_IDX_INVALID;
1633 break;
1634 }
1635
8ca151b5
JB		 1636 IWL_DEBUG_MAC80211(mvm, "set hwcrypto key\n");
1637 ret = iwl_mvm_set_sta_key(mvm, vif, sta, key, false);
1638 if (ret) {
1639 IWL_WARN(mvm, "set key failed\n");
1640 /*
1641 * can't add key for RX, but we don't need it
1642 * in the device for TX so still return 0
1643 */
6caffd4f 1644 key->hw_key_idx = STA_KEY_IDX_INVALID;
8ca151b5
JB		 1645 ret = 0;
1646 }
1647
1648 break;
1649 case DISABLE_KEY:
6caffd4f
JB		 1650 if (key->hw_key_idx == STA_KEY_IDX_INVALID) {
1651 ret = 0;
1652 break;
1653 }
1654
8ca151b5
JB		 1655 IWL_DEBUG_MAC80211(mvm, "disable hwcrypto key\n");
1656 ret = iwl_mvm_remove_sta_key(mvm, vif, sta, key);
1657 break;
1658 default:
1659 ret = -EINVAL;
1660 }
1661
1662 mutex_unlock(&mvm->mutex);
1663 return ret;
1664}
1665
1666static void iwl_mvm_mac_update_tkip_key(struct ieee80211_hw *hw,
1667 struct ieee80211_vif *vif,
1668 struct ieee80211_key_conf *keyconf,
1669 struct ieee80211_sta *sta,
1670 u32 iv32, u16 *phase1key)
1671{
1672 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1673
5023d966
JB		 1674 if (keyconf->hw_key_idx == STA_KEY_IDX_INVALID)
1675 return;
1676
8ca151b5
JB		 1677 iwl_mvm_update_tkip_key(mvm, vif, keyconf, sta, iv32, phase1key);
1678}
1679
1680
1681static int iwl_mvm_roc(struct ieee80211_hw *hw,
1682 struct ieee80211_vif *vif,
1683 struct ieee80211_channel *channel,
d339d5ca
IP		 1684 int duration,
1685 enum ieee80211_roc_type type)
8ca151b5
JB		 1686{
1687 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
fe0f2de3 1688 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
8ca151b5 1689 struct cfg80211_chan_def chandef;
31d385ae
IP		 1690 struct iwl_mvm_phy_ctxt *phy_ctxt;
1691 int ret, i;
1692
1693 IWL_DEBUG_MAC80211(mvm, "enter (%d, %d, %d)\n", channel->hw_value,
1694 duration, type);
8ca151b5
JB		 1695
1696 if (vif->type != NL80211_IFTYPE_P2P_DEVICE) {
1697 IWL_ERR(mvm, "vif isn't a P2P_DEVICE: %d\n", vif->type);
1698 return -EINVAL;
1699 }
1700
8ca151b5
JB		 1701 mutex_lock(&mvm->mutex);
1702
31d385ae
IP		 1703 for (i = 0; i < NUM_PHY_CTX; i++) {
1704 phy_ctxt = &mvm->phy_ctxts[i];
1705 if (phy_ctxt->ref == 0 || mvmvif->phy_ctxt == phy_ctxt)
1706 continue;
1707
1708 if (phy_ctxt->ref && channel == phy_ctxt->channel) {
1709 /*
1710 * Unbind the P2P_DEVICE from the current PHY context,
1711 * and if the PHY context is not used remove it.
1712 */
1713 ret = iwl_mvm_binding_remove_vif(mvm, vif);
1714 if (WARN(ret, "Failed unbinding P2P_DEVICE\n"))
1715 goto out_unlock;
1716
1717 iwl_mvm_phy_ctxt_unref(mvm, mvmvif->phy_ctxt);
1718
1719 /* Bind the P2P_DEVICE to the current PHY Context */
1720 mvmvif->phy_ctxt = phy_ctxt;
1721
1722 ret = iwl_mvm_binding_add_vif(mvm, vif);
1723 if (WARN(ret, "Failed binding P2P_DEVICE\n"))
1724 goto out_unlock;
1725
1726 iwl_mvm_phy_ctxt_ref(mvm, mvmvif->phy_ctxt);
1727 goto schedule_time_event;
1728 }
1729 }
1730
1731 /* Need to update the PHY context only if the ROC channel changed */
1732 if (channel == mvmvif->phy_ctxt->channel)
1733 goto schedule_time_event;
1734
8ca151b5 1735 cfg80211_chandef_create(&chandef, channel, NL80211_CHAN_NO_HT);
8ca151b5 1736
31d385ae
IP		 1737 /*
1738 * Change the PHY context configuration as it is currently referenced
1739 * only by the P2P Device MAC
1740 */
1741 if (mvmvif->phy_ctxt->ref == 1) {
1742 ret = iwl_mvm_phy_ctxt_changed(mvm, mvmvif->phy_ctxt,
1743 &chandef, 1, 1);
1744 if (ret)
1745 goto out_unlock;
1746 } else {
1747 /*
1748 * The PHY context is shared with other MACs. Need to remove the
1749 * P2P Device from the binding, allocate an new PHY context and
1750 * create a new binding
1751 */
1752 phy_ctxt = iwl_mvm_get_free_phy_ctxt(mvm);
1753 if (!phy_ctxt) {
1754 ret = -ENOSPC;
1755 goto out_unlock;
1756 }
1757
1758 ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &chandef,
1759 1, 1);
1760 if (ret) {
1761 IWL_ERR(mvm, "Failed to change PHY context\n");
1762 goto out_unlock;
1763 }
1764
1765 /* Unbind the P2P_DEVICE from the current PHY context */
1766 ret = iwl_mvm_binding_remove_vif(mvm, vif);
1767 if (WARN(ret, "Failed unbinding P2P_DEVICE\n"))
1768 goto out_unlock;
1769
1770 iwl_mvm_phy_ctxt_unref(mvm, mvmvif->phy_ctxt);
1771
1772 /* Bind the P2P_DEVICE to the new allocated PHY context */
1773 mvmvif->phy_ctxt = phy_ctxt;
1774
1775 ret = iwl_mvm_binding_add_vif(mvm, vif);
1776 if (WARN(ret, "Failed binding P2P_DEVICE\n"))
1777 goto out_unlock;
1778
1779 iwl_mvm_phy_ctxt_ref(mvm, mvmvif->phy_ctxt);
1780 }
1781
1782schedule_time_event:
8ca151b5 1783 /* Schedule the time events */
e635c797 1784 ret = iwl_mvm_start_p2p_roc(mvm, vif, duration, type);
8ca151b5 1785
31d385ae 1786out_unlock:
8ca151b5
JB		 1787 mutex_unlock(&mvm->mutex);
1788 IWL_DEBUG_MAC80211(mvm, "leave\n");
8ca151b5
JB		 1789 return ret;
1790}
1791
1792static int iwl_mvm_cancel_roc(struct ieee80211_hw *hw)
1793{
1794 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1795
1796 IWL_DEBUG_MAC80211(mvm, "enter\n");
1797
1798 mutex_lock(&mvm->mutex);
1799 iwl_mvm_stop_p2p_roc(mvm);
1800 mutex_unlock(&mvm->mutex);
1801
1802 IWL_DEBUG_MAC80211(mvm, "leave\n");
1803 return 0;
1804}
1805
1806static int iwl_mvm_add_chanctx(struct ieee80211_hw *hw,
1807 struct ieee80211_chanctx_conf *ctx)
1808{
1809 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
fe0f2de3
IP		 1810 u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
1811 struct iwl_mvm_phy_ctxt *phy_ctxt;
8ca151b5
JB		 1812 int ret;
1813
53a9d61e 1814 IWL_DEBUG_MAC80211(mvm, "Add channel context\n");
fe0f2de3 1815
8ca151b5 1816 mutex_lock(&mvm->mutex);
fe0f2de3
IP		 1817 phy_ctxt = iwl_mvm_get_free_phy_ctxt(mvm);
1818 if (!phy_ctxt) {
1819 ret = -ENOSPC;
1820 goto out;
1821 }
8ca151b5 1822
dcbc3e1a 1823 ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
53a9d61e
IP		 1824 ctx->rx_chains_static,
1825 ctx->rx_chains_dynamic);
fe0f2de3
IP		 1826 if (ret) {
1827 IWL_ERR(mvm, "Failed to add PHY context\n");
1828 goto out;
1829 }
1830
53a9d61e 1831 iwl_mvm_phy_ctxt_ref(mvm, phy_ctxt);
fe0f2de3
IP		 1832 *phy_ctxt_id = phy_ctxt->id;
1833out:
8ca151b5
JB		 1834 mutex_unlock(&mvm->mutex);
1835 return ret;
1836}
1837
1838static void iwl_mvm_remove_chanctx(struct ieee80211_hw *hw,
1839 struct ieee80211_chanctx_conf *ctx)
1840{
1841 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
fe0f2de3
IP		 1842 u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
1843 struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id];
8ca151b5
JB		 1844
1845 mutex_lock(&mvm->mutex);
fe0f2de3 1846 iwl_mvm_phy_ctxt_unref(mvm, phy_ctxt);
8ca151b5
JB		 1847 mutex_unlock(&mvm->mutex);
1848}
1849
1850static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
1851 struct ieee80211_chanctx_conf *ctx,
1852 u32 changed)
1853{
1854 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
fe0f2de3
IP		 1855 u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
1856 struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id];
8ca151b5 1857
31d385ae
IP		 1858 if (WARN_ONCE((phy_ctxt->ref > 1) &&
1859 (changed & ~(IEEE80211_CHANCTX_CHANGE_WIDTH |
1860 IEEE80211_CHANCTX_CHANGE_RX_CHAINS |
2dceedae
AN		 1861 IEEE80211_CHANCTX_CHANGE_RADAR |
1862 IEEE80211_CHANCTX_CHANGE_MIN_WIDTH)),
31d385ae
IP		 1863 "Cannot change PHY. Ref=%d, changed=0x%X\n",
1864 phy_ctxt->ref, changed))
1865 return;
1866
8ca151b5 1867 mutex_lock(&mvm->mutex);
dcbc3e1a 1868 iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
8ca151b5
JB		 1869 ctx->rx_chains_static,
1870 ctx->rx_chains_dynamic);
8e484f0b 1871 iwl_mvm_bt_coex_vif_change(mvm);
8ca151b5
JB		 1872 mutex_unlock(&mvm->mutex);
1873}
1874
1875static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw,
1876 struct ieee80211_vif *vif,
1877 struct ieee80211_chanctx_conf *ctx)
1878{
1879 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
fe0f2de3
IP		 1880 u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
1881 struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id];
8ca151b5
JB		 1882 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1883 int ret;
1884
1885 mutex_lock(&mvm->mutex);
1886
fe0f2de3 1887 mvmvif->phy_ctxt = phy_ctxt;
8ca151b5
JB		 1888
1889 switch (vif->type) {
1890 case NL80211_IFTYPE_AP:
5023d966 1891 case NL80211_IFTYPE_ADHOC:
8ca151b5
JB		 1892 /*
1893 * The AP binding flow is handled as part of the start_ap flow
5023d966 1894 * (in bss_info_changed), similarly for IBSS.
8ca151b5
JB		 1895 */
1896 ret = 0;
1897 goto out_unlock;
1898 case NL80211_IFTYPE_STATION:
8ca151b5
JB		 1899 case NL80211_IFTYPE_MONITOR:
1900 break;
1901 default:
1902 ret = -EINVAL;
1903 goto out_unlock;
1904 }
1905
1906 ret = iwl_mvm_binding_add_vif(mvm, vif);
1907 if (ret)
1908 goto out_unlock;
1909
1910 /*
92d85562
AB		 1911 * Power state must be updated before quotas,
1912 * otherwise fw will complain.
1913 */
1914 mvm->bound_vif_cnt++;
1915 iwl_mvm_power_update_binding(mvm, vif, true);
1916
1917 /* Setting the quota at this stage is only required for monitor
8ca151b5
JB		 1918 * interfaces. For the other types, the bss_info changed flow
1919 * will handle quota settings.
1920 */
1921 if (vif->type == NL80211_IFTYPE_MONITOR) {
1e1391ca 1922 mvmvif->monitor_active = true;
8ca151b5
JB		 1923 ret = iwl_mvm_update_quotas(mvm, vif);
1924 if (ret)
1925 goto out_remove_binding;
1926 }
1927
1928 goto out_unlock;
1929
1930 out_remove_binding:
1931 iwl_mvm_binding_remove_vif(mvm, vif);
92d85562
AB		 1932 mvm->bound_vif_cnt--;
1933 iwl_mvm_power_update_binding(mvm, vif, false);
8ca151b5
JB		 1934 out_unlock:
1935 mutex_unlock(&mvm->mutex);
1936 if (ret)
1937 mvmvif->phy_ctxt = NULL;
1938 return ret;
1939}
1940
1941static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw *hw,
1942 struct ieee80211_vif *vif,
1943 struct ieee80211_chanctx_conf *ctx)
1944{
1945 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1946 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1947
1948 mutex_lock(&mvm->mutex);
1949
1950 iwl_mvm_remove_time_event(mvm, mvmvif, &mvmvif->time_event_data);
1951
8ca151b5 1952 switch (vif->type) {
5023d966
JB		 1953 case NL80211_IFTYPE_AP:
1954 case NL80211_IFTYPE_ADHOC:
1955 goto out_unlock;
8ca151b5 1956 case NL80211_IFTYPE_MONITOR:
1e1391ca
IP		 1957 mvmvif->monitor_active = false;
1958 iwl_mvm_update_quotas(mvm, NULL);
8ca151b5
JB		 1959 break;
1960 default:
1961 break;
1962 }
1963
1e1391ca 1964 iwl_mvm_binding_remove_vif(mvm, vif);
1c2abf72 1965 mvm->bound_vif_cnt--;
92d85562 1966 iwl_mvm_power_update_binding(mvm, vif, false);
1c2abf72 1967
a11e144e
IP		 1968out_unlock:
1969 mvmvif->phy_ctxt = NULL;
8ca151b5
JB		 1970 mutex_unlock(&mvm->mutex);
1971}
1972
1973static int iwl_mvm_set_tim(struct ieee80211_hw *hw,
1974 struct ieee80211_sta *sta,
1975 bool set)
1976{
1977 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
1978 struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv;
1979
1980 if (!mvm_sta || !mvm_sta->vif) {
1981 IWL_ERR(mvm, "Station is not associated to a vif\n");
1982 return -EINVAL;
1983 }
1984
1985 return iwl_mvm_mac_ctxt_beacon_changed(mvm, mvm_sta->vif);
1986}
1987
507cadf2
DS		 1988#ifdef CONFIG_NL80211_TESTMODE
1989static const struct nla_policy iwl_mvm_tm_policy[IWL_MVM_TM_ATTR_MAX + 1] = {
1990 [IWL_MVM_TM_ATTR_CMD] = { .type = NLA_U32 },
1991 [IWL_MVM_TM_ATTR_NOA_DURATION] = { .type = NLA_U32 },
f6c6ad42 1992 [IWL_MVM_TM_ATTR_BEACON_FILTER_STATE] = { .type = NLA_U32 },
507cadf2
DS		 1993};
1994
1995static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm,
1996 struct ieee80211_vif *vif,
1997 void *data, int len)
1998{
1999 struct nlattr *tb[IWL_MVM_TM_ATTR_MAX + 1];
2000 int err;
2001 u32 noa_duration;
2002
2003 err = nla_parse(tb, IWL_MVM_TM_ATTR_MAX, data, len, iwl_mvm_tm_policy);
2004 if (err)
2005 return err;
2006
2007 if (!tb[IWL_MVM_TM_ATTR_CMD])
2008 return -EINVAL;
2009
2010 switch (nla_get_u32(tb[IWL_MVM_TM_ATTR_CMD])) {
2011 case IWL_MVM_TM_CMD_SET_NOA:
2012 if (!vif || vif->type != NL80211_IFTYPE_AP || !vif->p2p ||
2013 !vif->bss_conf.enable_beacon ||
2014 !tb[IWL_MVM_TM_ATTR_NOA_DURATION])
2015 return -EINVAL;
2016
2017 noa_duration = nla_get_u32(tb[IWL_MVM_TM_ATTR_NOA_DURATION]);
2018 if (noa_duration >= vif->bss_conf.beacon_int)
2019 return -EINVAL;
2020
2021 mvm->noa_duration = noa_duration;
2022 mvm->noa_vif = vif;
2023
2024 return iwl_mvm_update_quotas(mvm, NULL);
f6c6ad42
JB		 2025 case IWL_MVM_TM_CMD_SET_BEACON_FILTER:
2026 /* must be associated client vif - ignore authorized */
2027 if (!vif || vif->type != NL80211_IFTYPE_STATION ||
2028 !vif->bss_conf.assoc || !vif->bss_conf.dtim_period ||
2029 !tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE])
2030 return -EINVAL;
2031
2032 if (nla_get_u32(tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE]))
2033 return iwl_mvm_enable_beacon_filter(mvm, vif);
2034 return iwl_mvm_disable_beacon_filter(mvm, vif);
507cadf2
DS		 2035 }
2036
2037 return -EOPNOTSUPP;
2038}
2039
2040static int iwl_mvm_mac_testmode_cmd(struct ieee80211_hw *hw,
2041 struct ieee80211_vif *vif,
2042 void *data, int len)
2043{
2044 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
2045 int err;
2046
2047 mutex_lock(&mvm->mutex);
2048 err = __iwl_mvm_mac_testmode_cmd(mvm, vif, data, len);
2049 mutex_unlock(&mvm->mutex);
2050
2051 return err;
2052}
2053#endif
2054
8ca151b5
JB		 2055struct ieee80211_ops iwl_mvm_hw_ops = {
2056 .tx = iwl_mvm_mac_tx,
2057 .ampdu_action = iwl_mvm_mac_ampdu_action,
2058 .start = iwl_mvm_mac_start,
2059 .restart_complete = iwl_mvm_mac_restart_complete,
2060 .stop = iwl_mvm_mac_stop,
2061 .add_interface = iwl_mvm_mac_add_interface,
2062 .remove_interface = iwl_mvm_mac_remove_interface,
2063 .config = iwl_mvm_mac_config,
e59647ea 2064 .prepare_multicast = iwl_mvm_prepare_multicast,
8ca151b5
JB		 2065 .configure_filter = iwl_mvm_configure_filter,
2066 .bss_info_changed = iwl_mvm_bss_info_changed,
2067 .hw_scan = iwl_mvm_mac_hw_scan,
2068 .cancel_hw_scan = iwl_mvm_mac_cancel_hw_scan,
1ddbbb0c 2069 .sta_pre_rcu_remove = iwl_mvm_sta_pre_rcu_remove,
8ca151b5
JB		 2070 .sta_state = iwl_mvm_mac_sta_state,
2071 .sta_notify = iwl_mvm_mac_sta_notify,
2072 .allow_buffered_frames = iwl_mvm_mac_allow_buffered_frames,
3e56eadf 2073 .release_buffered_frames = iwl_mvm_mac_release_buffered_frames,
8ca151b5 2074 .set_rts_threshold = iwl_mvm_mac_set_rts_threshold,
1f3b0ff8 2075 .sta_rc_update = iwl_mvm_sta_rc_update,
8ca151b5
JB		 2076 .conf_tx = iwl_mvm_mac_conf_tx,
2077 .mgd_prepare_tx = iwl_mvm_mac_mgd_prepare_tx,
35a000b7
DS		 2078 .sched_scan_start = iwl_mvm_mac_sched_scan_start,
2079 .sched_scan_stop = iwl_mvm_mac_sched_scan_stop,
8ca151b5
JB		 2080 .set_key = iwl_mvm_mac_set_key,
2081 .update_tkip_key = iwl_mvm_mac_update_tkip_key,
2082 .remain_on_channel = iwl_mvm_roc,
2083 .cancel_remain_on_channel = iwl_mvm_cancel_roc,
8ca151b5
JB		 2084 .add_chanctx = iwl_mvm_add_chanctx,
2085 .remove_chanctx = iwl_mvm_remove_chanctx,
2086 .change_chanctx = iwl_mvm_change_chanctx,
2087 .assign_vif_chanctx = iwl_mvm_assign_vif_chanctx,
2088 .unassign_vif_chanctx = iwl_mvm_unassign_vif_chanctx,
2089
5023d966
JB		 2090 .start_ap = iwl_mvm_start_ap_ibss,
2091 .stop_ap = iwl_mvm_stop_ap_ibss,
2092 .join_ibss = iwl_mvm_start_ap_ibss,
2093 .leave_ibss = iwl_mvm_stop_ap_ibss,
8ca151b5
JB		 2094
2095 .set_tim = iwl_mvm_set_tim,
2096
507cadf2
DS		 2097 CFG80211_TESTMODE_CMD(iwl_mvm_mac_testmode_cmd)
2098
8ca151b5
JB		 2099#ifdef CONFIG_PM_SLEEP
2100 /* look at d3.c */
2101 .suspend = iwl_mvm_suspend,
2102 .resume = iwl_mvm_resume,
2103 .set_wakeup = iwl_mvm_set_wakeup,
2104 .set_rekey_data = iwl_mvm_set_rekey_data,
2105#if IS_ENABLED(CONFIG_IPV6)
2106 .ipv6_addr_change = iwl_mvm_ipv6_addr_change,
2107#endif
2108 .set_default_unicast_key = iwl_mvm_set_default_unicast_key,
2109#endif
2110};
Linux 6.x block layer and io_uring tree(s)