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 (iwlmvm_mod_params
.power_scheme
!= IWL_POWER_SCHEME_CAM
)
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 * If new interface added, disable PM on existing interface.
506 * P2P device is a special case, since it is handled by FW similary to
507 * scan. If P2P deviced is added, PM remains enabled on existing
509 * Note: the method below does not count the new interface being added
512 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
514 if (mvm
->vif_count
> 1) {
515 IWL_DEBUG_MAC80211(mvm
,
516 "Disable power on existing interfaces\n");
517 ieee80211_iterate_active_interfaces_atomic(
519 IEEE80211_IFACE_ITER_NORMAL
,
520 iwl_mvm_pm_disable_iterator
, mvm
);
523 ret
= iwl_mvm_mac_ctxt_add(mvm
, vif
);
528 * Update power state on the new interface. Admittedly, based on
529 * mac80211 logics this power update will disable power management
531 iwl_mvm_power_update_mode(mvm
, vif
);
534 * P2P_DEVICE interface does not have a channel context assigned to it,
535 * so a dedicated PHY context is allocated to it and the corresponding
536 * MAC context is bound to it at this stage.
538 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
539 struct ieee80211_channel
*chan
;
540 struct cfg80211_chan_def chandef
;
542 mvmvif
->phy_ctxt
= &mvm
->phy_ctxt_roc
;
545 * The channel used here isn't relevant as it's
546 * going to be overwritten as part of the ROC flow.
547 * For now use the first channel we have.
549 chan
= &mvm
->hw
->wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
[0];
550 cfg80211_chandef_create(&chandef
, chan
, NL80211_CHAN_NO_HT
);
551 ret
= iwl_mvm_phy_ctxt_add(mvm
, mvmvif
->phy_ctxt
,
556 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
560 ret
= iwl_mvm_add_bcast_sta(mvm
, vif
, &mvmvif
->bcast_sta
);
564 /* Save a pointer to p2p device vif, so it can later be used to
565 * update the p2p device MAC when a GO is started/stopped */
566 mvm
->p2p_device_vif
= vif
;
569 iwl_mvm_vif_dbgfs_register(mvm
, vif
);
573 iwl_mvm_binding_remove_vif(mvm
, vif
);
575 iwl_mvm_phy_ctxt_remove(mvm
, mvmvif
->phy_ctxt
);
577 mvmvif
->phy_ctxt
= NULL
;
578 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
581 * TODO: remove this temporary code.
582 * Currently MVM FW supports power management only on single MAC.
583 * Check if only one additional interface remains after releasing
584 * current one. Update power mode on the remaining interface.
586 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
588 IWL_DEBUG_MAC80211(mvm
, "Currently %d interfaces active\n",
590 if (mvm
->vif_count
== 1) {
591 ieee80211_iterate_active_interfaces(
592 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
593 iwl_mvm_power_update_iterator
, mvm
);
595 iwl_mvm_mac_ctxt_release(mvm
, vif
);
597 mutex_unlock(&mvm
->mutex
);
602 static void iwl_mvm_prepare_mac_removal(struct iwl_mvm
*mvm
,
603 struct ieee80211_vif
*vif
)
607 for (ac
= 0; ac
< IEEE80211_NUM_ACS
; ac
++)
608 if (vif
->hw_queue
[ac
] != IEEE80211_INVAL_HW_QUEUE
)
609 tfd_msk
|= BIT(vif
->hw_queue
[ac
]);
611 if (vif
->cab_queue
!= IEEE80211_INVAL_HW_QUEUE
)
612 tfd_msk
|= BIT(vif
->cab_queue
);
615 mutex_lock(&mvm
->mutex
);
616 iwl_mvm_flush_tx_path(mvm
, tfd_msk
, true);
617 mutex_unlock(&mvm
->mutex
);
620 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
622 * Flush the ROC worker which will flush the OFFCHANNEL queue.
623 * We assume here that all the packets sent to the OFFCHANNEL
624 * queue are sent in ROC session.
626 flush_work(&mvm
->roc_done_wk
);
629 * By now, all the AC queues are empty. The AGG queues are
630 * empty too. We already got all the Tx responses for all the
631 * packets in the queues. The drain work can have been
632 * triggered. Flush it. This work item takes the mutex, so kill
633 * it before we take it.
635 flush_work(&mvm
->sta_drained_wk
);
639 static void iwl_mvm_mac_remove_interface(struct ieee80211_hw
*hw
,
640 struct ieee80211_vif
*vif
)
642 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
643 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
645 iwl_mvm_prepare_mac_removal(mvm
, vif
);
647 mutex_lock(&mvm
->mutex
);
649 iwl_mvm_vif_dbgfs_clean(mvm
, vif
);
652 * For AP/GO interface, the tear down of the resources allocated to the
653 * interface is be handled as part of the stop_ap flow.
655 if (vif
->type
== NL80211_IFTYPE_AP
) {
656 iwl_mvm_dealloc_int_sta(mvm
, &mvmvif
->bcast_sta
);
660 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
661 mvm
->p2p_device_vif
= NULL
;
662 iwl_mvm_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
663 iwl_mvm_binding_remove_vif(mvm
, vif
);
664 iwl_mvm_phy_ctxt_remove(mvm
, mvmvif
->phy_ctxt
);
665 mvmvif
->phy_ctxt
= NULL
;
669 * TODO: remove this temporary code.
670 * Currently MVM FW supports power management only on single MAC.
671 * Check if only one additional interface remains after removing
672 * current one. Update power mode on the remaining interface.
674 if (mvm
->vif_count
&& vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
676 IWL_DEBUG_MAC80211(mvm
, "Currently %d interfaces active\n",
678 if (mvm
->vif_count
== 1) {
679 ieee80211_iterate_active_interfaces(
680 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
681 iwl_mvm_power_update_iterator
, mvm
);
684 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
687 iwl_mvm_mac_ctxt_release(mvm
, vif
);
688 mutex_unlock(&mvm
->mutex
);
691 static int iwl_mvm_mac_config(struct ieee80211_hw
*hw
, u32 changed
)
696 static void iwl_mvm_configure_filter(struct ieee80211_hw
*hw
,
697 unsigned int changed_flags
,
698 unsigned int *total_flags
,
704 static int iwl_mvm_configure_mcast_filter(struct iwl_mvm
*mvm
,
705 struct ieee80211_vif
*vif
)
707 struct iwl_mcast_filter_cmd mcast_filter_cmd
= {
711 memcpy(mcast_filter_cmd
.bssid
, vif
->bss_conf
.bssid
, ETH_ALEN
);
713 return iwl_mvm_send_cmd_pdu(mvm
, MCAST_FILTER_CMD
, CMD_SYNC
,
714 sizeof(mcast_filter_cmd
),
718 static void iwl_mvm_bss_info_changed_station(struct iwl_mvm
*mvm
,
719 struct ieee80211_vif
*vif
,
720 struct ieee80211_bss_conf
*bss_conf
,
723 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
726 ret
= iwl_mvm_mac_ctxt_changed(mvm
, vif
);
728 IWL_ERR(mvm
, "failed to update MAC %pM\n", vif
->addr
);
730 if (changes
& BSS_CHANGED_ASSOC
) {
731 if (bss_conf
->assoc
) {
732 /* add quota for this interface */
733 ret
= iwl_mvm_update_quotas(mvm
, vif
);
735 IWL_ERR(mvm
, "failed to update quotas\n");
738 iwl_mvm_bt_coex_vif_assoc(mvm
, vif
);
739 iwl_mvm_configure_mcast_filter(mvm
, vif
);
740 } else if (mvmvif
->ap_sta_id
!= IWL_MVM_STATION_COUNT
) {
741 /* remove AP station now that the MAC is unassoc */
742 ret
= iwl_mvm_rm_sta_id(mvm
, vif
, mvmvif
->ap_sta_id
);
744 IWL_ERR(mvm
, "failed to remove AP station\n");
745 mvmvif
->ap_sta_id
= IWL_MVM_STATION_COUNT
;
746 /* remove quota for this interface */
747 ret
= iwl_mvm_update_quotas(mvm
, NULL
);
749 IWL_ERR(mvm
, "failed to update quotas\n");
751 } else if (changes
& BSS_CHANGED_DTIM_PERIOD
) {
753 * We received a beacon _after_ association so
754 * remove the session protection.
756 iwl_mvm_remove_time_event(mvm
, mvmvif
,
757 &mvmvif
->time_event_data
);
758 } else if (changes
& BSS_CHANGED_PS
) {
760 * TODO: remove this temporary code.
761 * Currently MVM FW supports power management only on single
762 * MAC. Avoid power mode update if more than one interface
765 IWL_DEBUG_MAC80211(mvm
, "Currently %d interfaces active\n",
767 if (mvm
->vif_count
== 1) {
768 ret
= iwl_mvm_power_update_mode(mvm
, vif
);
770 IWL_ERR(mvm
, "failed to update power mode\n");
775 static int iwl_mvm_start_ap(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
)
777 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
778 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
781 mutex_lock(&mvm
->mutex
);
783 /* Send the beacon template */
784 ret
= iwl_mvm_mac_ctxt_beacon_changed(mvm
, vif
);
788 /* Add the mac context */
789 ret
= iwl_mvm_mac_ctxt_add(mvm
, vif
);
793 /* Perform the binding */
794 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
798 mvmvif
->ap_active
= true;
800 /* Send the bcast station. At this stage the TBTT and DTIM time events
801 * are added and applied to the scheduler */
802 ret
= iwl_mvm_send_bcast_sta(mvm
, vif
, &mvmvif
->bcast_sta
);
806 ret
= iwl_mvm_update_quotas(mvm
, vif
);
810 /* Need to update the P2P Device MAC */
811 if (vif
->p2p
&& mvm
->p2p_device_vif
)
812 iwl_mvm_mac_ctxt_changed(mvm
, mvm
->p2p_device_vif
);
814 mutex_unlock(&mvm
->mutex
);
818 iwl_mvm_send_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
820 iwl_mvm_binding_remove_vif(mvm
, vif
);
822 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
824 mutex_unlock(&mvm
->mutex
);
828 static void iwl_mvm_stop_ap(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
)
830 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
831 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
833 iwl_mvm_prepare_mac_removal(mvm
, vif
);
835 mutex_lock(&mvm
->mutex
);
837 mvmvif
->ap_active
= false;
839 /* Need to update the P2P Device MAC */
840 if (vif
->p2p
&& mvm
->p2p_device_vif
)
841 iwl_mvm_mac_ctxt_changed(mvm
, mvm
->p2p_device_vif
);
843 iwl_mvm_update_quotas(mvm
, NULL
);
844 iwl_mvm_send_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
845 iwl_mvm_binding_remove_vif(mvm
, vif
);
846 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
848 mutex_unlock(&mvm
->mutex
);
851 static void iwl_mvm_bss_info_changed_ap(struct iwl_mvm
*mvm
,
852 struct ieee80211_vif
*vif
,
853 struct ieee80211_bss_conf
*bss_conf
,
856 /* Need to send a new beacon template to the FW */
857 if (changes
& BSS_CHANGED_BEACON
) {
858 if (iwl_mvm_mac_ctxt_beacon_changed(mvm
, vif
))
859 IWL_WARN(mvm
, "Failed updating beacon data\n");
863 static void iwl_mvm_bss_info_changed(struct ieee80211_hw
*hw
,
864 struct ieee80211_vif
*vif
,
865 struct ieee80211_bss_conf
*bss_conf
,
868 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
870 mutex_lock(&mvm
->mutex
);
873 case NL80211_IFTYPE_STATION
:
874 iwl_mvm_bss_info_changed_station(mvm
, vif
, bss_conf
, changes
);
876 case NL80211_IFTYPE_AP
:
877 iwl_mvm_bss_info_changed_ap(mvm
, vif
, bss_conf
, changes
);
880 /* shouldn't happen */
884 mutex_unlock(&mvm
->mutex
);
887 static int iwl_mvm_mac_hw_scan(struct ieee80211_hw
*hw
,
888 struct ieee80211_vif
*vif
,
889 struct cfg80211_scan_request
*req
)
891 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
894 if (req
->n_channels
== 0 || req
->n_channels
> MAX_NUM_SCAN_CHANNELS
)
897 mutex_lock(&mvm
->mutex
);
899 if (mvm
->scan_status
== IWL_MVM_SCAN_NONE
)
900 ret
= iwl_mvm_scan_request(mvm
, vif
, req
);
904 mutex_unlock(&mvm
->mutex
);
909 static void iwl_mvm_mac_cancel_hw_scan(struct ieee80211_hw
*hw
,
910 struct ieee80211_vif
*vif
)
912 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
914 mutex_lock(&mvm
->mutex
);
916 iwl_mvm_cancel_scan(mvm
);
918 mutex_unlock(&mvm
->mutex
);
922 iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw
*hw
,
923 struct ieee80211_sta
*sta
, u16 tid
,
925 enum ieee80211_frame_release_type reason
,
928 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
930 /* TODO: how do we tell the fw to send frames for a specific TID */
933 * The fw will send EOSP notification when the last frame will be
936 iwl_mvm_sta_modify_sleep_tx_count(mvm
, sta
, reason
, num_frames
);
939 static void iwl_mvm_mac_sta_notify(struct ieee80211_hw
*hw
,
940 struct ieee80211_vif
*vif
,
941 enum sta_notify_cmd cmd
,
942 struct ieee80211_sta
*sta
)
944 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
945 struct iwl_mvm_sta
*mvmsta
= (void *)sta
->drv_priv
;
948 case STA_NOTIFY_SLEEP
:
949 if (atomic_read(&mvm
->pending_frames
[mvmsta
->sta_id
]) > 0)
950 ieee80211_sta_block_awake(hw
, sta
, true);
952 * The fw updates the STA to be asleep. Tx packets on the Tx
953 * queues to this station will not be transmitted. The fw will
954 * send a Tx response with TX_STATUS_FAIL_DEST_PS.
957 case STA_NOTIFY_AWAKE
:
958 if (WARN_ON(mvmsta
->sta_id
== IWL_MVM_STATION_COUNT
))
960 iwl_mvm_sta_modify_ps_wake(mvm
, sta
);
967 static int iwl_mvm_mac_sta_state(struct ieee80211_hw
*hw
,
968 struct ieee80211_vif
*vif
,
969 struct ieee80211_sta
*sta
,
970 enum ieee80211_sta_state old_state
,
971 enum ieee80211_sta_state new_state
)
973 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
974 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
977 IWL_DEBUG_MAC80211(mvm
, "station %pM state change %d->%d\n",
978 sta
->addr
, old_state
, new_state
);
980 /* this would be a mac80211 bug ... but don't crash */
981 if (WARN_ON_ONCE(!mvmvif
->phy_ctxt
))
984 /* if a STA is being removed, reuse its ID */
985 flush_work(&mvm
->sta_drained_wk
);
987 mutex_lock(&mvm
->mutex
);
988 if (old_state
== IEEE80211_STA_NOTEXIST
&&
989 new_state
== IEEE80211_STA_NONE
) {
990 ret
= iwl_mvm_add_sta(mvm
, vif
, sta
);
991 } else if (old_state
== IEEE80211_STA_NONE
&&
992 new_state
== IEEE80211_STA_AUTH
) {
994 } else if (old_state
== IEEE80211_STA_AUTH
&&
995 new_state
== IEEE80211_STA_ASSOC
) {
996 ret
= iwl_mvm_update_sta(mvm
, vif
, sta
);
998 iwl_mvm_rs_rate_init(mvm
, sta
,
999 mvmvif
->phy_ctxt
->channel
->band
);
1000 } else if (old_state
== IEEE80211_STA_ASSOC
&&
1001 new_state
== IEEE80211_STA_AUTHORIZED
) {
1003 } else if (old_state
== IEEE80211_STA_AUTHORIZED
&&
1004 new_state
== IEEE80211_STA_ASSOC
) {
1006 } else if (old_state
== IEEE80211_STA_ASSOC
&&
1007 new_state
== IEEE80211_STA_AUTH
) {
1009 } else if (old_state
== IEEE80211_STA_AUTH
&&
1010 new_state
== IEEE80211_STA_NONE
) {
1012 } else if (old_state
== IEEE80211_STA_NONE
&&
1013 new_state
== IEEE80211_STA_NOTEXIST
) {
1014 ret
= iwl_mvm_rm_sta(mvm
, vif
, sta
);
1018 mutex_unlock(&mvm
->mutex
);
1023 static int iwl_mvm_mac_set_rts_threshold(struct ieee80211_hw
*hw
, u32 value
)
1025 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1027 mvm
->rts_threshold
= value
;
1032 static int iwl_mvm_mac_conf_tx(struct ieee80211_hw
*hw
,
1033 struct ieee80211_vif
*vif
, u16 ac
,
1034 const struct ieee80211_tx_queue_params
*params
)
1036 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1037 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1039 mvmvif
->queue_params
[ac
] = *params
;
1042 * No need to update right away, we'll get BSS_CHANGED_QOS
1043 * The exception is P2P_DEVICE interface which needs immediate update.
1045 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
1048 mutex_lock(&mvm
->mutex
);
1049 ret
= iwl_mvm_mac_ctxt_changed(mvm
, vif
);
1050 mutex_unlock(&mvm
->mutex
);
1056 static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw
*hw
,
1057 struct ieee80211_vif
*vif
)
1059 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1060 u32 duration
= min(IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS
,
1061 200 + vif
->bss_conf
.beacon_int
);
1062 u32 min_duration
= min(IWL_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS
,
1063 100 + vif
->bss_conf
.beacon_int
);
1065 if (WARN_ON_ONCE(vif
->bss_conf
.assoc
))
1068 mutex_lock(&mvm
->mutex
);
1069 /* Try really hard to protect the session and hear a beacon */
1070 iwl_mvm_protect_session(mvm
, vif
, duration
, min_duration
);
1071 mutex_unlock(&mvm
->mutex
);
1074 static int iwl_mvm_mac_set_key(struct ieee80211_hw
*hw
,
1075 enum set_key_cmd cmd
,
1076 struct ieee80211_vif
*vif
,
1077 struct ieee80211_sta
*sta
,
1078 struct ieee80211_key_conf
*key
)
1080 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1083 if (iwlwifi_mod_params
.sw_crypto
) {
1084 IWL_DEBUG_MAC80211(mvm
, "leave - hwcrypto disabled\n");
1088 switch (key
->cipher
) {
1089 case WLAN_CIPHER_SUITE_TKIP
:
1090 key
->flags
|= IEEE80211_KEY_FLAG_GENERATE_MMIC
;
1092 case WLAN_CIPHER_SUITE_CCMP
:
1093 key
->flags
|= IEEE80211_KEY_FLAG_GENERATE_IV
;
1095 case WLAN_CIPHER_SUITE_AES_CMAC
:
1096 WARN_ON_ONCE(!(hw
->flags
& IEEE80211_HW_MFP_CAPABLE
));
1098 case WLAN_CIPHER_SUITE_WEP40
:
1099 case WLAN_CIPHER_SUITE_WEP104
:
1101 * Support for TX only, at least for now, so accept
1102 * the key and do nothing else. Then mac80211 will
1103 * pass it for TX but we don't have to use it for RX.
1110 mutex_lock(&mvm
->mutex
);
1114 if (vif
->type
== NL80211_IFTYPE_AP
&& !sta
) {
1115 /* GTK on AP interface is a TX-only key, return 0 */
1117 key
->hw_key_idx
= STA_KEY_IDX_INVALID
;
1121 IWL_DEBUG_MAC80211(mvm
, "set hwcrypto key\n");
1122 ret
= iwl_mvm_set_sta_key(mvm
, vif
, sta
, key
, false);
1124 IWL_WARN(mvm
, "set key failed\n");
1126 * can't add key for RX, but we don't need it
1127 * in the device for TX so still return 0
1129 key
->hw_key_idx
= STA_KEY_IDX_INVALID
;
1135 if (key
->hw_key_idx
== STA_KEY_IDX_INVALID
) {
1140 IWL_DEBUG_MAC80211(mvm
, "disable hwcrypto key\n");
1141 ret
= iwl_mvm_remove_sta_key(mvm
, vif
, sta
, key
);
1147 mutex_unlock(&mvm
->mutex
);
1151 static void iwl_mvm_mac_update_tkip_key(struct ieee80211_hw
*hw
,
1152 struct ieee80211_vif
*vif
,
1153 struct ieee80211_key_conf
*keyconf
,
1154 struct ieee80211_sta
*sta
,
1155 u32 iv32
, u16
*phase1key
)
1157 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1159 iwl_mvm_update_tkip_key(mvm
, vif
, keyconf
, sta
, iv32
, phase1key
);
1163 static int iwl_mvm_roc(struct ieee80211_hw
*hw
,
1164 struct ieee80211_vif
*vif
,
1165 struct ieee80211_channel
*channel
,
1167 enum ieee80211_roc_type type
)
1169 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1170 struct cfg80211_chan_def chandef
;
1173 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
) {
1174 IWL_ERR(mvm
, "vif isn't a P2P_DEVICE: %d\n", vif
->type
);
1178 IWL_DEBUG_MAC80211(mvm
, "enter (%d, %d, %d)\n", channel
->hw_value
,
1181 mutex_lock(&mvm
->mutex
);
1183 cfg80211_chandef_create(&chandef
, channel
, NL80211_CHAN_NO_HT
);
1184 ret
= iwl_mvm_phy_ctxt_changed(mvm
, &mvm
->phy_ctxt_roc
,
1187 /* Schedule the time events */
1188 ret
= iwl_mvm_start_p2p_roc(mvm
, vif
, duration
, type
);
1190 mutex_unlock(&mvm
->mutex
);
1191 IWL_DEBUG_MAC80211(mvm
, "leave\n");
1196 static int iwl_mvm_cancel_roc(struct ieee80211_hw
*hw
)
1198 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1200 IWL_DEBUG_MAC80211(mvm
, "enter\n");
1202 mutex_lock(&mvm
->mutex
);
1203 iwl_mvm_stop_p2p_roc(mvm
);
1204 mutex_unlock(&mvm
->mutex
);
1206 IWL_DEBUG_MAC80211(mvm
, "leave\n");
1210 static int iwl_mvm_add_chanctx(struct ieee80211_hw
*hw
,
1211 struct ieee80211_chanctx_conf
*ctx
)
1213 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1214 struct iwl_mvm_phy_ctxt
*phy_ctxt
= (void *)ctx
->drv_priv
;
1217 mutex_lock(&mvm
->mutex
);
1219 IWL_DEBUG_MAC80211(mvm
, "Add PHY context\n");
1220 ret
= iwl_mvm_phy_ctxt_add(mvm
, phy_ctxt
, &ctx
->def
,
1221 ctx
->rx_chains_static
,
1222 ctx
->rx_chains_dynamic
);
1223 mutex_unlock(&mvm
->mutex
);
1227 static void iwl_mvm_remove_chanctx(struct ieee80211_hw
*hw
,
1228 struct ieee80211_chanctx_conf
*ctx
)
1230 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1231 struct iwl_mvm_phy_ctxt
*phy_ctxt
= (void *)ctx
->drv_priv
;
1233 mutex_lock(&mvm
->mutex
);
1234 iwl_mvm_phy_ctxt_remove(mvm
, phy_ctxt
);
1235 mutex_unlock(&mvm
->mutex
);
1238 static void iwl_mvm_change_chanctx(struct ieee80211_hw
*hw
,
1239 struct ieee80211_chanctx_conf
*ctx
,
1242 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1243 struct iwl_mvm_phy_ctxt
*phy_ctxt
= (void *)ctx
->drv_priv
;
1245 mutex_lock(&mvm
->mutex
);
1246 iwl_mvm_phy_ctxt_changed(mvm
, phy_ctxt
, &ctx
->def
,
1247 ctx
->rx_chains_static
,
1248 ctx
->rx_chains_dynamic
);
1249 mutex_unlock(&mvm
->mutex
);
1252 static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw
*hw
,
1253 struct ieee80211_vif
*vif
,
1254 struct ieee80211_chanctx_conf
*ctx
)
1256 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1257 struct iwl_mvm_phy_ctxt
*phyctx
= (void *)ctx
->drv_priv
;
1258 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1261 mutex_lock(&mvm
->mutex
);
1263 mvmvif
->phy_ctxt
= phyctx
;
1265 switch (vif
->type
) {
1266 case NL80211_IFTYPE_AP
:
1268 * The AP binding flow is handled as part of the start_ap flow
1269 * (in bss_info_changed).
1273 case NL80211_IFTYPE_STATION
:
1274 case NL80211_IFTYPE_ADHOC
:
1275 case NL80211_IFTYPE_MONITOR
:
1282 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
1287 * Setting the quota at this stage is only required for monitor
1288 * interfaces. For the other types, the bss_info changed flow
1289 * will handle quota settings.
1291 if (vif
->type
== NL80211_IFTYPE_MONITOR
) {
1292 mvmvif
->monitor_active
= true;
1293 ret
= iwl_mvm_update_quotas(mvm
, vif
);
1295 goto out_remove_binding
;
1301 iwl_mvm_binding_remove_vif(mvm
, vif
);
1303 mutex_unlock(&mvm
->mutex
);
1305 mvmvif
->phy_ctxt
= NULL
;
1309 static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw
*hw
,
1310 struct ieee80211_vif
*vif
,
1311 struct ieee80211_chanctx_conf
*ctx
)
1313 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1314 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1316 mutex_lock(&mvm
->mutex
);
1318 iwl_mvm_remove_time_event(mvm
, mvmvif
, &mvmvif
->time_event_data
);
1320 if (vif
->type
== NL80211_IFTYPE_AP
)
1323 switch (vif
->type
) {
1324 case NL80211_IFTYPE_MONITOR
:
1325 mvmvif
->monitor_active
= false;
1326 iwl_mvm_update_quotas(mvm
, NULL
);
1332 iwl_mvm_binding_remove_vif(mvm
, vif
);
1334 mvmvif
->phy_ctxt
= NULL
;
1335 mutex_unlock(&mvm
->mutex
);
1338 static int iwl_mvm_set_tim(struct ieee80211_hw
*hw
,
1339 struct ieee80211_sta
*sta
,
1342 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1343 struct iwl_mvm_sta
*mvm_sta
= (void *)sta
->drv_priv
;
1345 if (!mvm_sta
|| !mvm_sta
->vif
) {
1346 IWL_ERR(mvm
, "Station is not associated to a vif\n");
1350 return iwl_mvm_mac_ctxt_beacon_changed(mvm
, mvm_sta
->vif
);
1353 static void iwl_mvm_mac_rssi_callback(struct ieee80211_hw
*hw
,
1354 struct ieee80211_vif
*vif
,
1355 enum ieee80211_rssi_event rssi_event
)
1357 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1359 iwl_mvm_bt_rssi_event(mvm
, vif
, rssi_event
);
1362 struct ieee80211_ops iwl_mvm_hw_ops
= {
1363 .tx
= iwl_mvm_mac_tx
,
1364 .ampdu_action
= iwl_mvm_mac_ampdu_action
,
1365 .start
= iwl_mvm_mac_start
,
1366 .restart_complete
= iwl_mvm_mac_restart_complete
,
1367 .stop
= iwl_mvm_mac_stop
,
1368 .add_interface
= iwl_mvm_mac_add_interface
,
1369 .remove_interface
= iwl_mvm_mac_remove_interface
,
1370 .config
= iwl_mvm_mac_config
,
1371 .configure_filter
= iwl_mvm_configure_filter
,
1372 .bss_info_changed
= iwl_mvm_bss_info_changed
,
1373 .hw_scan
= iwl_mvm_mac_hw_scan
,
1374 .cancel_hw_scan
= iwl_mvm_mac_cancel_hw_scan
,
1375 .sta_state
= iwl_mvm_mac_sta_state
,
1376 .sta_notify
= iwl_mvm_mac_sta_notify
,
1377 .allow_buffered_frames
= iwl_mvm_mac_allow_buffered_frames
,
1378 .set_rts_threshold
= iwl_mvm_mac_set_rts_threshold
,
1379 .conf_tx
= iwl_mvm_mac_conf_tx
,
1380 .mgd_prepare_tx
= iwl_mvm_mac_mgd_prepare_tx
,
1381 .set_key
= iwl_mvm_mac_set_key
,
1382 .update_tkip_key
= iwl_mvm_mac_update_tkip_key
,
1383 .remain_on_channel
= iwl_mvm_roc
,
1384 .cancel_remain_on_channel
= iwl_mvm_cancel_roc
,
1385 .rssi_callback
= iwl_mvm_mac_rssi_callback
,
1387 .add_chanctx
= iwl_mvm_add_chanctx
,
1388 .remove_chanctx
= iwl_mvm_remove_chanctx
,
1389 .change_chanctx
= iwl_mvm_change_chanctx
,
1390 .assign_vif_chanctx
= iwl_mvm_assign_vif_chanctx
,
1391 .unassign_vif_chanctx
= iwl_mvm_unassign_vif_chanctx
,
1393 .start_ap
= iwl_mvm_start_ap
,
1394 .stop_ap
= iwl_mvm_stop_ap
,
1396 .set_tim
= iwl_mvm_set_tim
,
1398 #ifdef CONFIG_PM_SLEEP
1400 .suspend
= iwl_mvm_suspend
,
1401 .resume
= iwl_mvm_resume
,
1402 .set_wakeup
= iwl_mvm_set_wakeup
,
1403 .set_rekey_data
= iwl_mvm_set_rekey_data
,
1404 #if IS_ENABLED(CONFIG_IPV6)
1405 .ipv6_addr_change
= iwl_mvm_ipv6_addr_change
,
1407 .set_default_unicast_key
= iwl_mvm_set_default_unicast_key
,