1 /******************************************************************************
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.
8 * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
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.
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.
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,
24 * The full GNU General Public License is included in this distribution
25 * in the file called COPYING.
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
33 * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
34 * All rights reserved.
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
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
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.
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.
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>
69 #include <net/mac80211.h>
72 #include "iwl-op-mode.h"
76 #include "time-event.h"
77 #include "iwl-eeprom-parse.h"
78 #include "fw-api-scan.h"
79 #include "iwl-phy-db.h"
81 static const struct ieee80211_iface_limit iwl_mvm_limits
[] = {
84 .types
= BIT(NL80211_IFTYPE_STATION
) |
85 BIT(NL80211_IFTYPE_AP
),
89 .types
= BIT(NL80211_IFTYPE_P2P_CLIENT
) |
90 BIT(NL80211_IFTYPE_P2P_GO
),
94 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
),
98 static const struct ieee80211_iface_combination iwl_mvm_iface_combinations
[] = {
100 .num_different_channels
= 1,
102 .limits
= iwl_mvm_limits
,
103 .n_limits
= ARRAY_SIZE(iwl_mvm_limits
),
107 #ifdef CONFIG_PM_SLEEP
108 static const struct nl80211_wowlan_tcp_data_token_feature
109 iwl_mvm_wowlan_tcp_token_feature
= {
112 .bufsize
= IWL_WOWLAN_REMOTE_WAKE_MAX_TOKENS
,
115 static const struct wiphy_wowlan_tcp_support iwl_mvm_wowlan_tcp_support
= {
116 .tok
= &iwl_mvm_wowlan_tcp_token_feature
,
117 .data_payload_max
= IWL_WOWLAN_TCP_MAX_PACKET_LEN
-
118 sizeof(struct ethhdr
) -
119 sizeof(struct iphdr
) -
120 sizeof(struct tcphdr
),
121 .data_interval_max
= 65535, /* __le16 in API */
122 .wake_payload_max
= IWL_WOWLAN_REMOTE_WAKE_MAX_PACKET_LEN
-
123 sizeof(struct ethhdr
) -
124 sizeof(struct iphdr
) -
125 sizeof(struct tcphdr
),
130 int iwl_mvm_mac_setup_register(struct iwl_mvm
*mvm
)
132 struct ieee80211_hw
*hw
= mvm
->hw
;
135 /* Tell mac80211 our characteristics */
136 hw
->flags
= IEEE80211_HW_SIGNAL_DBM
|
137 IEEE80211_HW_SPECTRUM_MGMT
|
138 IEEE80211_HW_REPORTS_TX_ACK_STATUS
|
139 IEEE80211_HW_QUEUE_CONTROL
|
140 IEEE80211_HW_WANT_MONITOR_VIF
|
141 IEEE80211_HW_SUPPORTS_PS
|
142 IEEE80211_HW_SUPPORTS_DYNAMIC_PS
|
143 IEEE80211_HW_AMPDU_AGGREGATION
|
144 IEEE80211_HW_TIMING_BEACON_ONLY
;
146 hw
->queues
= IWL_MVM_FIRST_AGG_QUEUE
;
147 hw
->offchannel_tx_hw_queue
= IWL_MVM_OFFCHANNEL_QUEUE
;
148 hw
->rate_control_algorithm
= "iwl-mvm-rs";
151 * Enable 11w if advertised by firmware and software crypto
152 * is not enabled (as the firmware will interpret some mgmt
153 * packets, so enabling it with software crypto isn't safe)
155 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_MFP
&&
156 !iwlwifi_mod_params
.sw_crypto
)
157 hw
->flags
|= IEEE80211_HW_MFP_CAPABLE
;
159 hw
->sta_data_size
= sizeof(struct iwl_mvm_sta
);
160 hw
->vif_data_size
= sizeof(struct iwl_mvm_vif
);
161 hw
->chanctx_data_size
= sizeof(struct iwl_mvm_phy_ctxt
);
163 hw
->wiphy
->interface_modes
= BIT(NL80211_IFTYPE_STATION
) |
164 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
165 BIT(NL80211_IFTYPE_AP
) |
166 BIT(NL80211_IFTYPE_P2P_GO
) |
167 BIT(NL80211_IFTYPE_P2P_DEVICE
);
169 hw
->wiphy
->flags
|= WIPHY_FLAG_CUSTOM_REGULATORY
|
170 WIPHY_FLAG_DISABLE_BEACON_HINTS
|
173 hw
->wiphy
->iface_combinations
= iwl_mvm_iface_combinations
;
174 hw
->wiphy
->n_iface_combinations
=
175 ARRAY_SIZE(iwl_mvm_iface_combinations
);
177 hw
->wiphy
->max_remain_on_channel_duration
= 10000;
178 hw
->max_listen_interval
= IWL_CONN_MAX_LISTEN_INTERVAL
;
180 /* Extract MAC address */
181 memcpy(mvm
->addresses
[0].addr
, mvm
->nvm_data
->hw_addr
, ETH_ALEN
);
182 hw
->wiphy
->addresses
= mvm
->addresses
;
183 hw
->wiphy
->n_addresses
= 1;
185 /* Extract additional MAC addresses if available */
186 num_mac
= (mvm
->nvm_data
->n_hw_addrs
> 1) ?
187 min(IWL_MVM_MAX_ADDRESSES
, mvm
->nvm_data
->n_hw_addrs
) : 1;
189 for (i
= 1; i
< num_mac
; i
++) {
190 memcpy(mvm
->addresses
[i
].addr
, mvm
->addresses
[i
-1].addr
,
192 mvm
->addresses
[i
].addr
[5]++;
193 hw
->wiphy
->n_addresses
++;
196 /* we create the 802.11 header and a max-length SSID element */
197 hw
->wiphy
->max_scan_ie_len
=
198 mvm
->fw
->ucode_capa
.max_probe_length
- 24 - 34;
199 hw
->wiphy
->max_scan_ssids
= PROBE_OPTION_MAX
;
201 if (mvm
->nvm_data
->bands
[IEEE80211_BAND_2GHZ
].n_channels
)
202 hw
->wiphy
->bands
[IEEE80211_BAND_2GHZ
] =
203 &mvm
->nvm_data
->bands
[IEEE80211_BAND_2GHZ
];
204 if (mvm
->nvm_data
->bands
[IEEE80211_BAND_5GHZ
].n_channels
)
205 hw
->wiphy
->bands
[IEEE80211_BAND_5GHZ
] =
206 &mvm
->nvm_data
->bands
[IEEE80211_BAND_5GHZ
];
208 hw
->wiphy
->hw_version
= mvm
->trans
->hw_id
;
210 if (iwlwifi_mod_params
.power_save
)
211 hw
->wiphy
->flags
|= WIPHY_FLAG_PS_ON_BY_DEFAULT
;
213 hw
->wiphy
->flags
&= ~WIPHY_FLAG_PS_ON_BY_DEFAULT
;
215 hw
->wiphy
->features
|= NL80211_FEATURE_P2P_GO_CTWIN
|
216 NL80211_FEATURE_P2P_GO_OPPPS
;
218 mvm
->rts_threshold
= IEEE80211_MAX_RTS_THRESHOLD
;
220 #ifdef CONFIG_PM_SLEEP
221 if (mvm
->fw
->img
[IWL_UCODE_WOWLAN
].sec
[0].len
&&
222 mvm
->trans
->ops
->d3_suspend
&&
223 mvm
->trans
->ops
->d3_resume
&&
224 device_can_wakeup(mvm
->trans
->dev
)) {
225 hw
->wiphy
->wowlan
.flags
= WIPHY_WOWLAN_MAGIC_PKT
|
226 WIPHY_WOWLAN_DISCONNECT
|
227 WIPHY_WOWLAN_EAP_IDENTITY_REQ
|
228 WIPHY_WOWLAN_RFKILL_RELEASE
;
229 if (!iwlwifi_mod_params
.sw_crypto
)
230 hw
->wiphy
->wowlan
.flags
|=
231 WIPHY_WOWLAN_SUPPORTS_GTK_REKEY
|
232 WIPHY_WOWLAN_GTK_REKEY_FAILURE
|
233 WIPHY_WOWLAN_4WAY_HANDSHAKE
;
235 hw
->wiphy
->wowlan
.n_patterns
= IWL_WOWLAN_MAX_PATTERNS
;
236 hw
->wiphy
->wowlan
.pattern_min_len
= IWL_WOWLAN_MIN_PATTERN_LEN
;
237 hw
->wiphy
->wowlan
.pattern_max_len
= IWL_WOWLAN_MAX_PATTERN_LEN
;
238 hw
->wiphy
->wowlan
.tcp
= &iwl_mvm_wowlan_tcp_support
;
242 ret
= iwl_mvm_leds_init(mvm
);
246 return ieee80211_register_hw(mvm
->hw
);
249 static void iwl_mvm_mac_tx(struct ieee80211_hw
*hw
,
250 struct ieee80211_tx_control
*control
,
253 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
255 if (test_bit(IWL_MVM_STATUS_HW_RFKILL
, &mvm
->status
)) {
256 IWL_DEBUG_DROP(mvm
, "Dropping - RF KILL\n");
260 if (IEEE80211_SKB_CB(skb
)->hw_queue
== IWL_MVM_OFFCHANNEL_QUEUE
&&
261 !test_bit(IWL_MVM_STATUS_ROC_RUNNING
, &mvm
->status
))
265 if (iwl_mvm_tx_skb(mvm
, skb
, control
->sta
))
270 if (iwl_mvm_tx_skb_non_sta(mvm
, skb
))
274 ieee80211_free_txskb(hw
, skb
);
277 static int iwl_mvm_mac_ampdu_action(struct ieee80211_hw
*hw
,
278 struct ieee80211_vif
*vif
,
279 enum ieee80211_ampdu_mlme_action action
,
280 struct ieee80211_sta
*sta
, u16 tid
,
281 u16
*ssn
, u8 buf_size
)
283 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
286 IWL_DEBUG_HT(mvm
, "A-MPDU action on addr %pM tid %d: action %d\n",
287 sta
->addr
, tid
, action
);
289 if (!(mvm
->nvm_data
->sku_cap_11n_enable
))
292 mutex_lock(&mvm
->mutex
);
295 case IEEE80211_AMPDU_RX_START
:
296 if (iwlwifi_mod_params
.disable_11n
& IWL_DISABLE_HT_RXAGG
) {
300 ret
= iwl_mvm_sta_rx_agg(mvm
, sta
, tid
, *ssn
, true);
302 case IEEE80211_AMPDU_RX_STOP
:
303 ret
= iwl_mvm_sta_rx_agg(mvm
, sta
, tid
, 0, false);
305 case IEEE80211_AMPDU_TX_START
:
306 if (iwlwifi_mod_params
.disable_11n
& IWL_DISABLE_HT_TXAGG
) {
310 ret
= iwl_mvm_sta_tx_agg_start(mvm
, vif
, sta
, tid
, ssn
);
312 case IEEE80211_AMPDU_TX_STOP_CONT
:
313 ret
= iwl_mvm_sta_tx_agg_stop(mvm
, vif
, sta
, tid
);
315 case IEEE80211_AMPDU_TX_STOP_FLUSH
:
316 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT
:
317 ret
= iwl_mvm_sta_tx_agg_flush(mvm
, vif
, sta
, tid
);
319 case IEEE80211_AMPDU_TX_OPERATIONAL
:
320 ret
= iwl_mvm_sta_tx_agg_oper(mvm
, vif
, sta
, tid
, buf_size
);
327 mutex_unlock(&mvm
->mutex
);
332 static void iwl_mvm_cleanup_iterator(void *data
, u8
*mac
,
333 struct ieee80211_vif
*vif
)
335 struct iwl_mvm
*mvm
= data
;
336 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
338 mvmvif
->uploaded
= false;
339 mvmvif
->ap_sta_id
= IWL_MVM_STATION_COUNT
;
341 /* does this make sense at all? */
344 spin_lock_bh(&mvm
->time_event_lock
);
345 iwl_mvm_te_clear_data(mvm
, &mvmvif
->time_event_data
);
346 spin_unlock_bh(&mvm
->time_event_lock
);
348 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
349 mvmvif
->phy_ctxt
= NULL
;
352 static void iwl_mvm_restart_cleanup(struct iwl_mvm
*mvm
)
354 iwl_trans_stop_device(mvm
->trans
);
355 iwl_trans_stop_hw(mvm
->trans
, false);
357 mvm
->scan_status
= IWL_MVM_SCAN_NONE
;
359 /* just in case one was running */
360 ieee80211_remain_on_channel_expired(mvm
->hw
);
362 ieee80211_iterate_active_interfaces_atomic(
363 mvm
->hw
, IEEE80211_IFACE_ITER_RESUME_ALL
,
364 iwl_mvm_cleanup_iterator
, mvm
);
366 memset(mvm
->fw_key_table
, 0, sizeof(mvm
->fw_key_table
));
367 memset(mvm
->sta_drained
, 0, sizeof(mvm
->sta_drained
));
369 ieee80211_wake_queues(mvm
->hw
);
374 static int iwl_mvm_mac_start(struct ieee80211_hw
*hw
)
376 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
379 mutex_lock(&mvm
->mutex
);
381 /* Clean up some internal and mac80211 state on restart */
382 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART
, &mvm
->status
))
383 iwl_mvm_restart_cleanup(mvm
);
385 ret
= iwl_mvm_up(mvm
);
386 mutex_unlock(&mvm
->mutex
);
391 static void iwl_mvm_mac_restart_complete(struct ieee80211_hw
*hw
)
393 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
396 mutex_lock(&mvm
->mutex
);
398 clear_bit(IWL_MVM_STATUS_IN_HW_RESTART
, &mvm
->status
);
399 ret
= iwl_mvm_update_quotas(mvm
, NULL
);
401 IWL_ERR(mvm
, "Failed to update quotas after restart (%d)\n",
404 mutex_unlock(&mvm
->mutex
);
407 static void iwl_mvm_mac_stop(struct ieee80211_hw
*hw
)
409 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
411 flush_work(&mvm
->async_handlers_wk
);
413 mutex_lock(&mvm
->mutex
);
414 /* async_handlers_wk is now blocked */
417 * The work item could be running or queued if the
418 * ROC time event stops just as we get here.
420 cancel_work_sync(&mvm
->roc_done_wk
);
422 iwl_trans_stop_device(mvm
->trans
);
423 iwl_trans_stop_hw(mvm
->trans
, false);
425 iwl_mvm_async_handlers_purge(mvm
);
426 /* async_handlers_list is empty and will stay empty: HW is stopped */
428 /* the fw is stopped, the aux sta is dead: clean up driver state */
429 iwl_mvm_dealloc_int_sta(mvm
, &mvm
->aux_sta
);
431 mutex_unlock(&mvm
->mutex
);
434 * The worker might have been waiting for the mutex, let it run and
435 * discover that its list is now empty.
437 cancel_work_sync(&mvm
->async_handlers_wk
);
440 static void iwl_mvm_pm_disable_iterator(void *data
, u8
*mac
,
441 struct ieee80211_vif
*vif
)
443 struct iwl_mvm
*mvm
= data
;
446 ret
= iwl_mvm_power_disable(mvm
, vif
);
448 IWL_ERR(mvm
, "failed to disable power management\n");
451 static void iwl_mvm_power_update_iterator(void *data
, u8
*mac
,
452 struct ieee80211_vif
*vif
)
454 struct iwl_mvm
*mvm
= data
;
456 iwl_mvm_power_update_mode(mvm
, vif
);
459 static int iwl_mvm_mac_add_interface(struct ieee80211_hw
*hw
,
460 struct ieee80211_vif
*vif
)
462 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
463 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
467 * Not much to do here. The stack will not allow interface
468 * types or combinations that we didn't advertise, so we
469 * don't really have to check the types.
472 mutex_lock(&mvm
->mutex
);
474 /* Allocate resources for the MAC context, and add it the the fw */
475 ret
= iwl_mvm_mac_ctxt_init(mvm
, vif
);
480 * The AP binding flow can be done only after the beacon
481 * template is configured (which happens only in the mac80211
482 * start_ap() flow), and adding the broadcast station can happen
483 * only after the binding.
484 * In addition, since modifying the MAC before adding a bcast
485 * station is not allowed by the FW, delay the adding of MAC context to
486 * the point where we can also add the bcast station.
487 * In short: there's not much we can do at this point, other than
488 * allocating resources :)
490 if (vif
->type
== NL80211_IFTYPE_AP
) {
491 u32 qmask
= iwl_mvm_mac_get_queues_mask(mvm
, vif
);
492 ret
= iwl_mvm_allocate_int_sta(mvm
, &mvmvif
->bcast_sta
,
495 IWL_ERR(mvm
, "Failed to allocate bcast sta\n");
503 * TODO: remove this temporary code.
504 * Currently MVM FW supports power management only on single MAC.
505 * Iterate and disable PM on all active interfaces.
506 * Note: the method below does not count the new interface being added
510 if (mvm
->vif_count
> 1) {
511 IWL_DEBUG_MAC80211(mvm
,
512 "Disable power on existing interfaces\n");
513 ieee80211_iterate_active_interfaces_atomic(
515 IEEE80211_IFACE_ITER_NORMAL
,
516 iwl_mvm_pm_disable_iterator
, mvm
);
519 ret
= iwl_mvm_mac_ctxt_add(mvm
, vif
);
524 * Update power state on the new interface. Admittedly, based on
525 * mac80211 logics this power update will disable power management
527 iwl_mvm_power_update_mode(mvm
, vif
);
530 * P2P_DEVICE interface does not have a channel context assigned to it,
531 * so a dedicated PHY context is allocated to it and the corresponding
532 * MAC context is bound to it at this stage.
534 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
535 struct ieee80211_channel
*chan
;
536 struct cfg80211_chan_def chandef
;
538 mvmvif
->phy_ctxt
= &mvm
->phy_ctxt_roc
;
541 * The channel used here isn't relevant as it's
542 * going to be overwritten as part of the ROC flow.
543 * For now use the first channel we have.
545 chan
= &mvm
->hw
->wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
[0];
546 cfg80211_chandef_create(&chandef
, chan
, NL80211_CHAN_NO_HT
);
547 ret
= iwl_mvm_phy_ctxt_add(mvm
, mvmvif
->phy_ctxt
,
552 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
556 ret
= iwl_mvm_add_bcast_sta(mvm
, vif
, &mvmvif
->bcast_sta
);
560 /* Save a pointer to p2p device vif, so it can later be used to
561 * update the p2p device MAC when a GO is started/stopped */
562 mvm
->p2p_device_vif
= vif
;
568 iwl_mvm_binding_remove_vif(mvm
, vif
);
570 iwl_mvm_phy_ctxt_remove(mvm
, mvmvif
->phy_ctxt
);
572 mvmvif
->phy_ctxt
= NULL
;
573 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
576 * TODO: remove this temporary code.
577 * Currently MVM FW supports power management only on single MAC.
578 * Check if only one additional interface remains after rereasing
579 * current one. Update power mode on the remaining interface.
582 IWL_DEBUG_MAC80211(mvm
, "Currently %d interfaces active\n",
584 if (mvm
->vif_count
== 1) {
585 ieee80211_iterate_active_interfaces(
586 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
587 iwl_mvm_power_update_iterator
, mvm
);
589 iwl_mvm_mac_ctxt_release(mvm
, vif
);
591 mutex_unlock(&mvm
->mutex
);
596 static void iwl_mvm_prepare_mac_removal(struct iwl_mvm
*mvm
,
597 struct ieee80211_vif
*vif
)
601 for (ac
= 0; ac
< IEEE80211_NUM_ACS
; ac
++)
602 if (vif
->hw_queue
[ac
] != IEEE80211_INVAL_HW_QUEUE
)
603 tfd_msk
|= BIT(vif
->hw_queue
[ac
]);
605 if (vif
->cab_queue
!= IEEE80211_INVAL_HW_QUEUE
)
606 tfd_msk
|= BIT(vif
->cab_queue
);
609 mutex_lock(&mvm
->mutex
);
610 iwl_mvm_flush_tx_path(mvm
, tfd_msk
, true);
611 mutex_unlock(&mvm
->mutex
);
614 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
616 * Flush the ROC worker which will flush the OFFCHANNEL queue.
617 * We assume here that all the packets sent to the OFFCHANNEL
618 * queue are sent in ROC session.
620 flush_work(&mvm
->roc_done_wk
);
623 * By now, all the AC queues are empty. The AGG queues are
624 * empty too. We already got all the Tx responses for all the
625 * packets in the queues. The drain work can have been
626 * triggered. Flush it. This work item takes the mutex, so kill
627 * it before we take it.
629 flush_work(&mvm
->sta_drained_wk
);
633 static void iwl_mvm_mac_remove_interface(struct ieee80211_hw
*hw
,
634 struct ieee80211_vif
*vif
)
636 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
637 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
639 iwl_mvm_prepare_mac_removal(mvm
, vif
);
641 mutex_lock(&mvm
->mutex
);
644 * For AP/GO interface, the tear down of the resources allocated to the
645 * interface is be handled as part of the stop_ap flow.
647 if (vif
->type
== NL80211_IFTYPE_AP
) {
648 iwl_mvm_dealloc_int_sta(mvm
, &mvmvif
->bcast_sta
);
652 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
653 mvm
->p2p_device_vif
= NULL
;
654 iwl_mvm_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
655 iwl_mvm_binding_remove_vif(mvm
, vif
);
656 iwl_mvm_phy_ctxt_remove(mvm
, mvmvif
->phy_ctxt
);
657 mvmvif
->phy_ctxt
= NULL
;
661 * TODO: remove this temporary code.
662 * Currently MVM FW supports power management only on single MAC.
663 * Check if only one additional interface remains after removing
664 * current one. Update power mode on the remaining interface.
668 IWL_DEBUG_MAC80211(mvm
, "Currently %d interfaces active\n",
670 if (mvm
->vif_count
== 1) {
671 ieee80211_iterate_active_interfaces(
672 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
673 iwl_mvm_power_update_iterator
, mvm
);
676 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
679 iwl_mvm_mac_ctxt_release(mvm
, vif
);
680 mutex_unlock(&mvm
->mutex
);
683 static int iwl_mvm_mac_config(struct ieee80211_hw
*hw
, u32 changed
)
688 static void iwl_mvm_configure_filter(struct ieee80211_hw
*hw
,
689 unsigned int changed_flags
,
690 unsigned int *total_flags
,
696 static void iwl_mvm_bss_info_changed_station(struct iwl_mvm
*mvm
,
697 struct ieee80211_vif
*vif
,
698 struct ieee80211_bss_conf
*bss_conf
,
701 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
704 ret
= iwl_mvm_mac_ctxt_changed(mvm
, vif
);
706 IWL_ERR(mvm
, "failed to update MAC %pM\n", vif
->addr
);
708 if (changes
& BSS_CHANGED_ASSOC
) {
709 if (bss_conf
->assoc
) {
710 /* add quota for this interface */
711 ret
= iwl_mvm_update_quotas(mvm
, vif
);
713 IWL_ERR(mvm
, "failed to update quotas\n");
716 } else if (mvmvif
->ap_sta_id
!= IWL_MVM_STATION_COUNT
) {
717 /* remove AP station now that the MAC is unassoc */
718 ret
= iwl_mvm_rm_sta_id(mvm
, vif
, mvmvif
->ap_sta_id
);
720 IWL_ERR(mvm
, "failed to remove AP station\n");
721 mvmvif
->ap_sta_id
= IWL_MVM_STATION_COUNT
;
722 /* remove quota for this interface */
723 ret
= iwl_mvm_update_quotas(mvm
, NULL
);
725 IWL_ERR(mvm
, "failed to update quotas\n");
727 } else if (changes
& BSS_CHANGED_DTIM_PERIOD
) {
729 * We received a beacon _after_ association so
730 * remove the session protection.
732 iwl_mvm_remove_time_event(mvm
, mvmvif
,
733 &mvmvif
->time_event_data
);
734 } else if (changes
& BSS_CHANGED_PS
) {
736 * TODO: remove this temporary code.
737 * Currently MVM FW supports power management only on single
738 * MAC. Avoid power mode update if more than one interface
741 IWL_DEBUG_MAC80211(mvm
, "Currently %d interfaces active\n",
743 if (mvm
->vif_count
== 1) {
744 ret
= iwl_mvm_power_update_mode(mvm
, vif
);
746 IWL_ERR(mvm
, "failed to update power mode\n");
751 static int iwl_mvm_start_ap(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
)
753 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
754 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
757 mutex_lock(&mvm
->mutex
);
759 /* Send the beacon template */
760 ret
= iwl_mvm_mac_ctxt_beacon_changed(mvm
, vif
);
764 /* Add the mac context */
765 ret
= iwl_mvm_mac_ctxt_add(mvm
, vif
);
769 /* Perform the binding */
770 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
774 mvmvif
->ap_active
= true;
776 /* Send the bcast station. At this stage the TBTT and DTIM time events
777 * are added and applied to the scheduler */
778 ret
= iwl_mvm_send_bcast_sta(mvm
, vif
, &mvmvif
->bcast_sta
);
782 ret
= iwl_mvm_update_quotas(mvm
, vif
);
786 /* Need to update the P2P Device MAC */
787 if (vif
->p2p
&& mvm
->p2p_device_vif
)
788 iwl_mvm_mac_ctxt_changed(mvm
, mvm
->p2p_device_vif
);
790 mutex_unlock(&mvm
->mutex
);
794 iwl_mvm_send_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
796 iwl_mvm_binding_remove_vif(mvm
, vif
);
798 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
800 mutex_unlock(&mvm
->mutex
);
804 static void iwl_mvm_stop_ap(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
)
806 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
807 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
809 iwl_mvm_prepare_mac_removal(mvm
, vif
);
811 mutex_lock(&mvm
->mutex
);
813 mvmvif
->ap_active
= false;
815 /* Need to update the P2P Device MAC */
816 if (vif
->p2p
&& mvm
->p2p_device_vif
)
817 iwl_mvm_mac_ctxt_changed(mvm
, mvm
->p2p_device_vif
);
819 iwl_mvm_update_quotas(mvm
, NULL
);
820 iwl_mvm_send_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
821 iwl_mvm_binding_remove_vif(mvm
, vif
);
822 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
824 mutex_unlock(&mvm
->mutex
);
827 static void iwl_mvm_bss_info_changed_ap(struct iwl_mvm
*mvm
,
828 struct ieee80211_vif
*vif
,
829 struct ieee80211_bss_conf
*bss_conf
,
832 /* Need to send a new beacon template to the FW */
833 if (changes
& BSS_CHANGED_BEACON
) {
834 if (iwl_mvm_mac_ctxt_beacon_changed(mvm
, vif
))
835 IWL_WARN(mvm
, "Failed updating beacon data\n");
839 static void iwl_mvm_bss_info_changed(struct ieee80211_hw
*hw
,
840 struct ieee80211_vif
*vif
,
841 struct ieee80211_bss_conf
*bss_conf
,
844 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
846 mutex_lock(&mvm
->mutex
);
849 case NL80211_IFTYPE_STATION
:
850 iwl_mvm_bss_info_changed_station(mvm
, vif
, bss_conf
, changes
);
852 case NL80211_IFTYPE_AP
:
853 iwl_mvm_bss_info_changed_ap(mvm
, vif
, bss_conf
, changes
);
856 /* shouldn't happen */
860 mutex_unlock(&mvm
->mutex
);
863 static int iwl_mvm_mac_hw_scan(struct ieee80211_hw
*hw
,
864 struct ieee80211_vif
*vif
,
865 struct cfg80211_scan_request
*req
)
867 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
870 if (req
->n_channels
== 0 || req
->n_channels
> MAX_NUM_SCAN_CHANNELS
)
873 mutex_lock(&mvm
->mutex
);
875 if (mvm
->scan_status
== IWL_MVM_SCAN_NONE
)
876 ret
= iwl_mvm_scan_request(mvm
, vif
, req
);
880 mutex_unlock(&mvm
->mutex
);
885 static void iwl_mvm_mac_cancel_hw_scan(struct ieee80211_hw
*hw
,
886 struct ieee80211_vif
*vif
)
888 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
890 mutex_lock(&mvm
->mutex
);
892 iwl_mvm_cancel_scan(mvm
);
894 mutex_unlock(&mvm
->mutex
);
898 iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw
*hw
,
899 struct ieee80211_sta
*sta
, u16 tid
,
901 enum ieee80211_frame_release_type reason
,
904 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
906 /* TODO: how do we tell the fw to send frames for a specific TID */
909 * The fw will send EOSP notification when the last frame will be
912 iwl_mvm_sta_modify_sleep_tx_count(mvm
, sta
, reason
, num_frames
);
915 static void iwl_mvm_mac_sta_notify(struct ieee80211_hw
*hw
,
916 struct ieee80211_vif
*vif
,
917 enum sta_notify_cmd cmd
,
918 struct ieee80211_sta
*sta
)
920 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
921 struct iwl_mvm_sta
*mvmsta
= (void *)sta
->drv_priv
;
924 case STA_NOTIFY_SLEEP
:
925 if (atomic_read(&mvmsta
->pending_frames
) > 0)
926 ieee80211_sta_block_awake(hw
, sta
, true);
928 * The fw updates the STA to be asleep. Tx packets on the Tx
929 * queues to this station will not be transmitted. The fw will
930 * send a Tx response with TX_STATUS_FAIL_DEST_PS.
933 case STA_NOTIFY_AWAKE
:
934 if (WARN_ON(mvmsta
->sta_id
== IWL_INVALID_STATION
))
936 iwl_mvm_sta_modify_ps_wake(mvm
, sta
);
943 static int iwl_mvm_mac_sta_state(struct ieee80211_hw
*hw
,
944 struct ieee80211_vif
*vif
,
945 struct ieee80211_sta
*sta
,
946 enum ieee80211_sta_state old_state
,
947 enum ieee80211_sta_state new_state
)
949 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
950 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
953 IWL_DEBUG_MAC80211(mvm
, "station %pM state change %d->%d\n",
954 sta
->addr
, old_state
, new_state
);
956 /* this would be a mac80211 bug ... but don't crash */
957 if (WARN_ON_ONCE(!mvmvif
->phy_ctxt
))
960 /* if a STA is being removed, reuse its ID */
961 flush_work(&mvm
->sta_drained_wk
);
963 mutex_lock(&mvm
->mutex
);
964 if (old_state
== IEEE80211_STA_NOTEXIST
&&
965 new_state
== IEEE80211_STA_NONE
) {
966 ret
= iwl_mvm_add_sta(mvm
, vif
, sta
);
967 } else if (old_state
== IEEE80211_STA_NONE
&&
968 new_state
== IEEE80211_STA_AUTH
) {
970 } else if (old_state
== IEEE80211_STA_AUTH
&&
971 new_state
== IEEE80211_STA_ASSOC
) {
972 ret
= iwl_mvm_update_sta(mvm
, vif
, sta
);
974 iwl_mvm_rs_rate_init(mvm
, sta
,
975 mvmvif
->phy_ctxt
->channel
->band
);
976 } else if (old_state
== IEEE80211_STA_ASSOC
&&
977 new_state
== IEEE80211_STA_AUTHORIZED
) {
979 } else if (old_state
== IEEE80211_STA_AUTHORIZED
&&
980 new_state
== IEEE80211_STA_ASSOC
) {
982 } else if (old_state
== IEEE80211_STA_ASSOC
&&
983 new_state
== IEEE80211_STA_AUTH
) {
985 } else if (old_state
== IEEE80211_STA_AUTH
&&
986 new_state
== IEEE80211_STA_NONE
) {
988 } else if (old_state
== IEEE80211_STA_NONE
&&
989 new_state
== IEEE80211_STA_NOTEXIST
) {
990 ret
= iwl_mvm_rm_sta(mvm
, vif
, sta
);
994 mutex_unlock(&mvm
->mutex
);
999 static int iwl_mvm_mac_set_rts_threshold(struct ieee80211_hw
*hw
, u32 value
)
1001 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1003 mvm
->rts_threshold
= value
;
1008 static int iwl_mvm_mac_conf_tx(struct ieee80211_hw
*hw
,
1009 struct ieee80211_vif
*vif
, u16 ac
,
1010 const struct ieee80211_tx_queue_params
*params
)
1012 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1013 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1015 mvmvif
->queue_params
[ac
] = *params
;
1018 * No need to update right away, we'll get BSS_CHANGED_QOS
1019 * The exception is P2P_DEVICE interface which needs immediate update.
1021 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
1024 mutex_lock(&mvm
->mutex
);
1025 ret
= iwl_mvm_mac_ctxt_changed(mvm
, vif
);
1026 mutex_unlock(&mvm
->mutex
);
1032 static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw
*hw
,
1033 struct ieee80211_vif
*vif
)
1035 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1036 u32 duration
= min(IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS
,
1037 200 + vif
->bss_conf
.beacon_int
);
1038 u32 min_duration
= min(IWL_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS
,
1039 100 + vif
->bss_conf
.beacon_int
);
1041 if (WARN_ON_ONCE(vif
->bss_conf
.assoc
))
1044 mutex_lock(&mvm
->mutex
);
1045 /* Try really hard to protect the session and hear a beacon */
1046 iwl_mvm_protect_session(mvm
, vif
, duration
, min_duration
);
1047 mutex_unlock(&mvm
->mutex
);
1050 static int iwl_mvm_mac_set_key(struct ieee80211_hw
*hw
,
1051 enum set_key_cmd cmd
,
1052 struct ieee80211_vif
*vif
,
1053 struct ieee80211_sta
*sta
,
1054 struct ieee80211_key_conf
*key
)
1056 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1059 if (iwlwifi_mod_params
.sw_crypto
) {
1060 IWL_DEBUG_MAC80211(mvm
, "leave - hwcrypto disabled\n");
1064 switch (key
->cipher
) {
1065 case WLAN_CIPHER_SUITE_TKIP
:
1066 key
->flags
|= IEEE80211_KEY_FLAG_GENERATE_MMIC
;
1068 case WLAN_CIPHER_SUITE_CCMP
:
1069 key
->flags
|= IEEE80211_KEY_FLAG_GENERATE_IV
;
1071 case WLAN_CIPHER_SUITE_AES_CMAC
:
1072 WARN_ON_ONCE(!(hw
->flags
& IEEE80211_HW_MFP_CAPABLE
));
1074 case WLAN_CIPHER_SUITE_WEP40
:
1075 case WLAN_CIPHER_SUITE_WEP104
:
1077 * Support for TX only, at least for now, so accept
1078 * the key and do nothing else. Then mac80211 will
1079 * pass it for TX but we don't have to use it for RX.
1086 mutex_lock(&mvm
->mutex
);
1090 if (vif
->type
== NL80211_IFTYPE_AP
&& !sta
) {
1091 /* GTK on AP interface is a TX-only key, return 0 */
1093 key
->hw_key_idx
= STA_KEY_IDX_INVALID
;
1097 IWL_DEBUG_MAC80211(mvm
, "set hwcrypto key\n");
1098 ret
= iwl_mvm_set_sta_key(mvm
, vif
, sta
, key
, false);
1100 IWL_WARN(mvm
, "set key failed\n");
1102 * can't add key for RX, but we don't need it
1103 * in the device for TX so still return 0
1105 key
->hw_key_idx
= STA_KEY_IDX_INVALID
;
1111 if (key
->hw_key_idx
== STA_KEY_IDX_INVALID
) {
1116 IWL_DEBUG_MAC80211(mvm
, "disable hwcrypto key\n");
1117 ret
= iwl_mvm_remove_sta_key(mvm
, vif
, sta
, key
);
1123 mutex_unlock(&mvm
->mutex
);
1127 static void iwl_mvm_mac_update_tkip_key(struct ieee80211_hw
*hw
,
1128 struct ieee80211_vif
*vif
,
1129 struct ieee80211_key_conf
*keyconf
,
1130 struct ieee80211_sta
*sta
,
1131 u32 iv32
, u16
*phase1key
)
1133 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1135 iwl_mvm_update_tkip_key(mvm
, vif
, keyconf
, sta
, iv32
, phase1key
);
1139 static int iwl_mvm_roc(struct ieee80211_hw
*hw
,
1140 struct ieee80211_vif
*vif
,
1141 struct ieee80211_channel
*channel
,
1143 enum ieee80211_roc_type type
)
1145 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1146 struct cfg80211_chan_def chandef
;
1149 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
) {
1150 IWL_ERR(mvm
, "vif isn't a P2P_DEVICE: %d\n", vif
->type
);
1154 IWL_DEBUG_MAC80211(mvm
, "enter (%d, %d, %d)\n", channel
->hw_value
,
1157 mutex_lock(&mvm
->mutex
);
1159 cfg80211_chandef_create(&chandef
, channel
, NL80211_CHAN_NO_HT
);
1160 ret
= iwl_mvm_phy_ctxt_changed(mvm
, &mvm
->phy_ctxt_roc
,
1163 /* Schedule the time events */
1164 ret
= iwl_mvm_start_p2p_roc(mvm
, vif
, duration
, type
);
1166 mutex_unlock(&mvm
->mutex
);
1167 IWL_DEBUG_MAC80211(mvm
, "leave\n");
1172 static int iwl_mvm_cancel_roc(struct ieee80211_hw
*hw
)
1174 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1176 IWL_DEBUG_MAC80211(mvm
, "enter\n");
1178 mutex_lock(&mvm
->mutex
);
1179 iwl_mvm_stop_p2p_roc(mvm
);
1180 mutex_unlock(&mvm
->mutex
);
1182 IWL_DEBUG_MAC80211(mvm
, "leave\n");
1186 static int iwl_mvm_add_chanctx(struct ieee80211_hw
*hw
,
1187 struct ieee80211_chanctx_conf
*ctx
)
1189 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1190 struct iwl_mvm_phy_ctxt
*phy_ctxt
= (void *)ctx
->drv_priv
;
1193 mutex_lock(&mvm
->mutex
);
1195 IWL_DEBUG_MAC80211(mvm
, "Add PHY context\n");
1196 ret
= iwl_mvm_phy_ctxt_add(mvm
, phy_ctxt
, &ctx
->def
,
1197 ctx
->rx_chains_static
,
1198 ctx
->rx_chains_dynamic
);
1199 mutex_unlock(&mvm
->mutex
);
1203 static void iwl_mvm_remove_chanctx(struct ieee80211_hw
*hw
,
1204 struct ieee80211_chanctx_conf
*ctx
)
1206 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1207 struct iwl_mvm_phy_ctxt
*phy_ctxt
= (void *)ctx
->drv_priv
;
1209 mutex_lock(&mvm
->mutex
);
1210 iwl_mvm_phy_ctxt_remove(mvm
, phy_ctxt
);
1211 mutex_unlock(&mvm
->mutex
);
1214 static void iwl_mvm_change_chanctx(struct ieee80211_hw
*hw
,
1215 struct ieee80211_chanctx_conf
*ctx
,
1218 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1219 struct iwl_mvm_phy_ctxt
*phy_ctxt
= (void *)ctx
->drv_priv
;
1221 mutex_lock(&mvm
->mutex
);
1222 iwl_mvm_phy_ctxt_changed(mvm
, phy_ctxt
, &ctx
->def
,
1223 ctx
->rx_chains_static
,
1224 ctx
->rx_chains_dynamic
);
1225 mutex_unlock(&mvm
->mutex
);
1228 static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw
*hw
,
1229 struct ieee80211_vif
*vif
,
1230 struct ieee80211_chanctx_conf
*ctx
)
1232 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1233 struct iwl_mvm_phy_ctxt
*phyctx
= (void *)ctx
->drv_priv
;
1234 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1237 mutex_lock(&mvm
->mutex
);
1239 mvmvif
->phy_ctxt
= phyctx
;
1241 switch (vif
->type
) {
1242 case NL80211_IFTYPE_AP
:
1244 * The AP binding flow is handled as part of the start_ap flow
1245 * (in bss_info_changed).
1249 case NL80211_IFTYPE_STATION
:
1250 case NL80211_IFTYPE_ADHOC
:
1251 case NL80211_IFTYPE_MONITOR
:
1258 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
1263 * Setting the quota at this stage is only required for monitor
1264 * interfaces. For the other types, the bss_info changed flow
1265 * will handle quota settings.
1267 if (vif
->type
== NL80211_IFTYPE_MONITOR
) {
1268 mvmvif
->monitor_active
= true;
1269 ret
= iwl_mvm_update_quotas(mvm
, vif
);
1271 goto out_remove_binding
;
1277 iwl_mvm_binding_remove_vif(mvm
, vif
);
1279 mutex_unlock(&mvm
->mutex
);
1281 mvmvif
->phy_ctxt
= NULL
;
1285 static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw
*hw
,
1286 struct ieee80211_vif
*vif
,
1287 struct ieee80211_chanctx_conf
*ctx
)
1289 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1290 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1292 mutex_lock(&mvm
->mutex
);
1294 iwl_mvm_remove_time_event(mvm
, mvmvif
, &mvmvif
->time_event_data
);
1296 if (vif
->type
== NL80211_IFTYPE_AP
)
1299 switch (vif
->type
) {
1300 case NL80211_IFTYPE_MONITOR
:
1301 mvmvif
->monitor_active
= false;
1302 iwl_mvm_update_quotas(mvm
, NULL
);
1308 iwl_mvm_binding_remove_vif(mvm
, vif
);
1310 mvmvif
->phy_ctxt
= NULL
;
1311 mutex_unlock(&mvm
->mutex
);
1314 static int iwl_mvm_set_tim(struct ieee80211_hw
*hw
,
1315 struct ieee80211_sta
*sta
,
1318 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1319 struct iwl_mvm_sta
*mvm_sta
= (void *)sta
->drv_priv
;
1321 if (!mvm_sta
|| !mvm_sta
->vif
) {
1322 IWL_ERR(mvm
, "Station is not associated to a vif\n");
1326 return iwl_mvm_mac_ctxt_beacon_changed(mvm
, mvm_sta
->vif
);
1329 struct ieee80211_ops iwl_mvm_hw_ops
= {
1330 .tx
= iwl_mvm_mac_tx
,
1331 .ampdu_action
= iwl_mvm_mac_ampdu_action
,
1332 .start
= iwl_mvm_mac_start
,
1333 .restart_complete
= iwl_mvm_mac_restart_complete
,
1334 .stop
= iwl_mvm_mac_stop
,
1335 .add_interface
= iwl_mvm_mac_add_interface
,
1336 .remove_interface
= iwl_mvm_mac_remove_interface
,
1337 .config
= iwl_mvm_mac_config
,
1338 .configure_filter
= iwl_mvm_configure_filter
,
1339 .bss_info_changed
= iwl_mvm_bss_info_changed
,
1340 .hw_scan
= iwl_mvm_mac_hw_scan
,
1341 .cancel_hw_scan
= iwl_mvm_mac_cancel_hw_scan
,
1342 .sta_state
= iwl_mvm_mac_sta_state
,
1343 .sta_notify
= iwl_mvm_mac_sta_notify
,
1344 .allow_buffered_frames
= iwl_mvm_mac_allow_buffered_frames
,
1345 .set_rts_threshold
= iwl_mvm_mac_set_rts_threshold
,
1346 .conf_tx
= iwl_mvm_mac_conf_tx
,
1347 .mgd_prepare_tx
= iwl_mvm_mac_mgd_prepare_tx
,
1348 .set_key
= iwl_mvm_mac_set_key
,
1349 .update_tkip_key
= iwl_mvm_mac_update_tkip_key
,
1350 .remain_on_channel
= iwl_mvm_roc
,
1351 .cancel_remain_on_channel
= iwl_mvm_cancel_roc
,
1353 .add_chanctx
= iwl_mvm_add_chanctx
,
1354 .remove_chanctx
= iwl_mvm_remove_chanctx
,
1355 .change_chanctx
= iwl_mvm_change_chanctx
,
1356 .assign_vif_chanctx
= iwl_mvm_assign_vif_chanctx
,
1357 .unassign_vif_chanctx
= iwl_mvm_unassign_vif_chanctx
,
1359 .start_ap
= iwl_mvm_start_ap
,
1360 .stop_ap
= iwl_mvm_stop_ap
,
1362 .set_tim
= iwl_mvm_set_tim
,
1364 #ifdef CONFIG_PM_SLEEP
1366 .suspend
= iwl_mvm_suspend
,
1367 .resume
= iwl_mvm_resume
,
1368 .set_wakeup
= iwl_mvm_set_wakeup
,
1369 .set_rekey_data
= iwl_mvm_set_rekey_data
,
1370 #if IS_ENABLED(CONFIG_IPV6)
1371 .ipv6_addr_change
= iwl_mvm_ipv6_addr_change
,
1373 .set_default_unicast_key
= iwl_mvm_set_default_unicast_key
,