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 - 2014 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 - 2014 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 <linux/if_arp.h>
70 #include <net/mac80211.h>
71 #include <net/ieee80211_radiotap.h>
74 #include "iwl-op-mode.h"
78 #include "time-event.h"
79 #include "iwl-eeprom-parse.h"
80 #include "fw-api-scan.h"
81 #include "iwl-phy-db.h"
84 static const struct ieee80211_iface_limit iwl_mvm_limits
[] = {
87 .types
= BIT(NL80211_IFTYPE_STATION
),
91 .types
= BIT(NL80211_IFTYPE_AP
) |
92 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
93 BIT(NL80211_IFTYPE_P2P_GO
),
97 .types
= BIT(NL80211_IFTYPE_P2P_DEVICE
),
101 static const struct ieee80211_iface_combination iwl_mvm_iface_combinations
[] = {
103 .num_different_channels
= 1,
105 .limits
= iwl_mvm_limits
,
106 .n_limits
= ARRAY_SIZE(iwl_mvm_limits
),
110 #ifdef CONFIG_PM_SLEEP
111 static const struct nl80211_wowlan_tcp_data_token_feature
112 iwl_mvm_wowlan_tcp_token_feature
= {
115 .bufsize
= IWL_WOWLAN_REMOTE_WAKE_MAX_TOKENS
,
118 static const struct wiphy_wowlan_tcp_support iwl_mvm_wowlan_tcp_support
= {
119 .tok
= &iwl_mvm_wowlan_tcp_token_feature
,
120 .data_payload_max
= IWL_WOWLAN_TCP_MAX_PACKET_LEN
-
121 sizeof(struct ethhdr
) -
122 sizeof(struct iphdr
) -
123 sizeof(struct tcphdr
),
124 .data_interval_max
= 65535, /* __le16 in API */
125 .wake_payload_max
= IWL_WOWLAN_REMOTE_WAKE_MAX_PACKET_LEN
-
126 sizeof(struct ethhdr
) -
127 sizeof(struct iphdr
) -
128 sizeof(struct tcphdr
),
133 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
135 * Use the reserved field to indicate magic values.
136 * these values will only be used internally by the driver,
137 * and won't make it to the fw (reserved will be 0).
138 * BC_FILTER_MAGIC_IP - configure the val of this attribute to
139 * be the vif's ip address. in case there is not a single
140 * ip address (0, or more than 1), this attribute will
142 * BC_FILTER_MAGIC_MAC - set the val of this attribute to
143 * the LSB bytes of the vif's mac address
146 BC_FILTER_MAGIC_NONE
= 0,
151 static const struct iwl_fw_bcast_filter iwl_mvm_default_bcast_filters
[] = {
155 .frame_type
= BCAST_FILTER_FRAME_TYPE_ALL
,
158 /* frame type - arp, hw type - ethernet */
160 BCAST_FILTER_OFFSET_PAYLOAD_START
,
161 .offset
= sizeof(rfc1042_header
),
162 .val
= cpu_to_be32(0x08060001),
163 .mask
= cpu_to_be32(0xffffffff),
168 BCAST_FILTER_OFFSET_PAYLOAD_START
,
169 .offset
= sizeof(rfc1042_header
) + 2 +
170 sizeof(struct arphdr
) +
171 ETH_ALEN
+ sizeof(__be32
) +
173 .mask
= cpu_to_be32(0xffffffff),
174 /* mark it as special field */
175 .reserved1
= cpu_to_le16(BC_FILTER_MAGIC_IP
),
180 /* dhcp offer bcast */
182 .frame_type
= BCAST_FILTER_FRAME_TYPE_IPV4
,
185 /* udp dest port - 68 (bootp client)*/
186 .offset_type
= BCAST_FILTER_OFFSET_IP_END
,
187 .offset
= offsetof(struct udphdr
, dest
),
188 .val
= cpu_to_be32(0x00440000),
189 .mask
= cpu_to_be32(0xffff0000),
192 /* dhcp - lsb bytes of client hw address */
193 .offset_type
= BCAST_FILTER_OFFSET_IP_END
,
195 .mask
= cpu_to_be32(0xffffffff),
196 /* mark it as special field */
197 .reserved1
= cpu_to_le16(BC_FILTER_MAGIC_MAC
),
201 /* last filter must be empty */
206 void iwl_mvm_ref(struct iwl_mvm
*mvm
, enum iwl_mvm_ref_type ref_type
)
208 if (!iwl_mvm_is_d0i3_supported(mvm
))
211 IWL_DEBUG_RPM(mvm
, "Take mvm reference - type %d\n", ref_type
);
212 WARN_ON(test_and_set_bit(ref_type
, mvm
->ref_bitmap
));
213 iwl_trans_ref(mvm
->trans
);
216 void iwl_mvm_unref(struct iwl_mvm
*mvm
, enum iwl_mvm_ref_type ref_type
)
218 if (!iwl_mvm_is_d0i3_supported(mvm
))
221 IWL_DEBUG_RPM(mvm
, "Leave mvm reference - type %d\n", ref_type
);
222 WARN_ON(!test_and_clear_bit(ref_type
, mvm
->ref_bitmap
));
223 iwl_trans_unref(mvm
->trans
);
227 iwl_mvm_unref_all_except(struct iwl_mvm
*mvm
, enum iwl_mvm_ref_type ref
)
231 if (!iwl_mvm_is_d0i3_supported(mvm
))
234 for_each_set_bit(i
, mvm
->ref_bitmap
, IWL_MVM_REF_COUNT
) {
238 IWL_DEBUG_RPM(mvm
, "Cleanup: remove mvm ref type %d\n", i
);
239 clear_bit(i
, mvm
->ref_bitmap
);
240 iwl_trans_unref(mvm
->trans
);
244 static void iwl_mvm_reset_phy_ctxts(struct iwl_mvm
*mvm
)
248 memset(mvm
->phy_ctxts
, 0, sizeof(mvm
->phy_ctxts
));
249 for (i
= 0; i
< NUM_PHY_CTX
; i
++) {
250 mvm
->phy_ctxts
[i
].id
= i
;
251 mvm
->phy_ctxts
[i
].ref
= 0;
255 static int iwl_mvm_max_scan_ie_len(struct iwl_mvm
*mvm
)
257 /* we create the 802.11 header and SSID element */
258 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID
)
259 return mvm
->fw
->ucode_capa
.max_probe_length
- 24 - 2;
260 return mvm
->fw
->ucode_capa
.max_probe_length
- 24 - 34;
263 int iwl_mvm_mac_setup_register(struct iwl_mvm
*mvm
)
265 struct ieee80211_hw
*hw
= mvm
->hw
;
268 /* Tell mac80211 our characteristics */
269 hw
->flags
= IEEE80211_HW_SIGNAL_DBM
|
270 IEEE80211_HW_SPECTRUM_MGMT
|
271 IEEE80211_HW_REPORTS_TX_ACK_STATUS
|
272 IEEE80211_HW_QUEUE_CONTROL
|
273 IEEE80211_HW_WANT_MONITOR_VIF
|
274 IEEE80211_HW_SUPPORTS_PS
|
275 IEEE80211_HW_SUPPORTS_DYNAMIC_PS
|
276 IEEE80211_HW_AMPDU_AGGREGATION
|
277 IEEE80211_HW_TIMING_BEACON_ONLY
|
278 IEEE80211_HW_CONNECTION_MONITOR
|
279 IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS
|
280 IEEE80211_HW_SUPPORTS_STATIC_SMPS
;
282 hw
->queues
= mvm
->first_agg_queue
;
283 hw
->offchannel_tx_hw_queue
= IWL_MVM_OFFCHANNEL_QUEUE
;
284 hw
->radiotap_mcs_details
|= IEEE80211_RADIOTAP_MCS_HAVE_FEC
|
285 IEEE80211_RADIOTAP_MCS_HAVE_STBC
;
286 hw
->radiotap_vht_details
|= IEEE80211_RADIOTAP_VHT_KNOWN_STBC
;
287 hw
->rate_control_algorithm
= "iwl-mvm-rs";
290 * Enable 11w if advertised by firmware and software crypto
291 * is not enabled (as the firmware will interpret some mgmt
292 * packets, so enabling it with software crypto isn't safe)
294 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_MFP
&&
295 !iwlwifi_mod_params
.sw_crypto
)
296 hw
->flags
|= IEEE80211_HW_MFP_CAPABLE
;
298 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT
&&
299 IWL_UCODE_API(mvm
->fw
->ucode_ver
) >= 9 &&
300 !iwlwifi_mod_params
.uapsd_disable
) {
301 hw
->flags
|= IEEE80211_HW_SUPPORTS_UAPSD
;
302 hw
->uapsd_queues
= IWL_UAPSD_AC_INFO
;
303 hw
->uapsd_max_sp_len
= IWL_UAPSD_MAX_SP
;
306 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT
&&
307 !iwlwifi_mod_params
.uapsd_disable
) {
308 hw
->flags
|= IEEE80211_HW_SUPPORTS_UAPSD
;
309 hw
->uapsd_queues
= IWL_UAPSD_AC_INFO
;
310 hw
->uapsd_max_sp_len
= IWL_UAPSD_MAX_SP
;
313 hw
->sta_data_size
= sizeof(struct iwl_mvm_sta
);
314 hw
->vif_data_size
= sizeof(struct iwl_mvm_vif
);
315 hw
->chanctx_data_size
= sizeof(u16
);
317 hw
->wiphy
->interface_modes
= BIT(NL80211_IFTYPE_STATION
) |
318 BIT(NL80211_IFTYPE_P2P_CLIENT
) |
319 BIT(NL80211_IFTYPE_AP
) |
320 BIT(NL80211_IFTYPE_P2P_GO
) |
321 BIT(NL80211_IFTYPE_P2P_DEVICE
) |
322 BIT(NL80211_IFTYPE_ADHOC
);
324 hw
->wiphy
->flags
|= WIPHY_FLAG_IBSS_RSN
;
325 hw
->wiphy
->regulatory_flags
|= REGULATORY_CUSTOM_REG
|
326 REGULATORY_DISABLE_BEACON_HINTS
;
328 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_GO_UAPSD
)
329 hw
->wiphy
->flags
|= WIPHY_FLAG_AP_UAPSD
;
331 if (mvm
->fw
->ucode_capa
.api
[0] & IWL_UCODE_TLV_API_CSA_FLOW
)
332 hw
->wiphy
->flags
|= WIPHY_FLAG_HAS_CHANNEL_SWITCH
;
334 hw
->wiphy
->iface_combinations
= iwl_mvm_iface_combinations
;
335 hw
->wiphy
->n_iface_combinations
=
336 ARRAY_SIZE(iwl_mvm_iface_combinations
);
338 hw
->wiphy
->max_remain_on_channel_duration
= 10000;
339 hw
->max_listen_interval
= IWL_CONN_MAX_LISTEN_INTERVAL
;
341 /* Extract MAC address */
342 memcpy(mvm
->addresses
[0].addr
, mvm
->nvm_data
->hw_addr
, ETH_ALEN
);
343 hw
->wiphy
->addresses
= mvm
->addresses
;
344 hw
->wiphy
->n_addresses
= 1;
346 /* Extract additional MAC addresses if available */
347 num_mac
= (mvm
->nvm_data
->n_hw_addrs
> 1) ?
348 min(IWL_MVM_MAX_ADDRESSES
, mvm
->nvm_data
->n_hw_addrs
) : 1;
350 for (i
= 1; i
< num_mac
; i
++) {
351 memcpy(mvm
->addresses
[i
].addr
, mvm
->addresses
[i
-1].addr
,
353 mvm
->addresses
[i
].addr
[5]++;
354 hw
->wiphy
->n_addresses
++;
357 iwl_mvm_reset_phy_ctxts(mvm
);
359 hw
->wiphy
->max_scan_ie_len
= iwl_mvm_max_scan_ie_len(mvm
);
361 hw
->wiphy
->max_scan_ssids
= PROBE_OPTION_MAX
;
363 if (mvm
->nvm_data
->bands
[IEEE80211_BAND_2GHZ
].n_channels
)
364 hw
->wiphy
->bands
[IEEE80211_BAND_2GHZ
] =
365 &mvm
->nvm_data
->bands
[IEEE80211_BAND_2GHZ
];
366 if (mvm
->nvm_data
->bands
[IEEE80211_BAND_5GHZ
].n_channels
)
367 hw
->wiphy
->bands
[IEEE80211_BAND_5GHZ
] =
368 &mvm
->nvm_data
->bands
[IEEE80211_BAND_5GHZ
];
370 hw
->wiphy
->hw_version
= mvm
->trans
->hw_id
;
372 if (iwlmvm_mod_params
.power_scheme
!= IWL_POWER_SCHEME_CAM
)
373 hw
->wiphy
->flags
|= WIPHY_FLAG_PS_ON_BY_DEFAULT
;
375 hw
->wiphy
->flags
&= ~WIPHY_FLAG_PS_ON_BY_DEFAULT
;
377 hw
->wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_SCHED_SCAN
;
378 hw
->wiphy
->max_sched_scan_ssids
= PROBE_OPTION_MAX
;
379 hw
->wiphy
->max_match_sets
= IWL_SCAN_MAX_PROFILES
;
380 /* we create the 802.11 header and zero length SSID IE. */
381 hw
->wiphy
->max_sched_scan_ie_len
= SCAN_OFFLOAD_PROBE_REQ_SIZE
- 24 - 2;
383 hw
->wiphy
->features
|= NL80211_FEATURE_P2P_GO_CTWIN
|
384 NL80211_FEATURE_P2P_GO_OPPPS
;
386 mvm
->rts_threshold
= IEEE80211_MAX_RTS_THRESHOLD
;
388 /* currently FW API supports only one optional cipher scheme */
389 if (mvm
->fw
->cs
[0].cipher
) {
390 mvm
->hw
->n_cipher_schemes
= 1;
391 mvm
->hw
->cipher_schemes
= &mvm
->fw
->cs
[0];
394 #ifdef CONFIG_PM_SLEEP
395 if (iwl_mvm_is_d0i3_supported(mvm
) &&
396 device_can_wakeup(mvm
->trans
->dev
)) {
397 mvm
->wowlan
.flags
= WIPHY_WOWLAN_ANY
;
398 hw
->wiphy
->wowlan
= &mvm
->wowlan
;
399 } else if (mvm
->fw
->img
[IWL_UCODE_WOWLAN
].sec
[0].len
&&
400 mvm
->trans
->ops
->d3_suspend
&&
401 mvm
->trans
->ops
->d3_resume
&&
402 device_can_wakeup(mvm
->trans
->dev
)) {
403 mvm
->wowlan
.flags
= WIPHY_WOWLAN_MAGIC_PKT
|
404 WIPHY_WOWLAN_DISCONNECT
|
405 WIPHY_WOWLAN_EAP_IDENTITY_REQ
|
406 WIPHY_WOWLAN_RFKILL_RELEASE
;
407 if (!iwlwifi_mod_params
.sw_crypto
)
408 mvm
->wowlan
.flags
|= WIPHY_WOWLAN_SUPPORTS_GTK_REKEY
|
409 WIPHY_WOWLAN_GTK_REKEY_FAILURE
|
410 WIPHY_WOWLAN_4WAY_HANDSHAKE
;
412 mvm
->wowlan
.n_patterns
= IWL_WOWLAN_MAX_PATTERNS
;
413 mvm
->wowlan
.pattern_min_len
= IWL_WOWLAN_MIN_PATTERN_LEN
;
414 mvm
->wowlan
.pattern_max_len
= IWL_WOWLAN_MAX_PATTERN_LEN
;
415 mvm
->wowlan
.tcp
= &iwl_mvm_wowlan_tcp_support
;
416 hw
->wiphy
->wowlan
= &mvm
->wowlan
;
420 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
421 /* assign default bcast filtering configuration */
422 mvm
->bcast_filters
= iwl_mvm_default_bcast_filters
;
425 ret
= iwl_mvm_leds_init(mvm
);
429 ret
= ieee80211_register_hw(mvm
->hw
);
431 iwl_mvm_leds_exit(mvm
);
436 static bool iwl_mvm_defer_tx(struct iwl_mvm
*mvm
,
437 struct ieee80211_sta
*sta
,
440 struct iwl_mvm_sta
*mvmsta
;
444 * double check the IN_D0I3 flag both before and after
445 * taking the spinlock, in order to prevent taking
446 * the spinlock when not needed.
448 if (likely(!test_bit(IWL_MVM_STATUS_IN_D0I3
, &mvm
->status
)))
451 spin_lock(&mvm
->d0i3_tx_lock
);
453 * testing the flag again ensures the skb dequeue
454 * loop (on d0i3 exit) hasn't run yet.
456 if (!test_bit(IWL_MVM_STATUS_IN_D0I3
, &mvm
->status
))
459 mvmsta
= iwl_mvm_sta_from_mac80211(sta
);
460 if (mvmsta
->sta_id
== IWL_MVM_STATION_COUNT
||
461 mvmsta
->sta_id
!= mvm
->d0i3_ap_sta_id
)
464 __skb_queue_tail(&mvm
->d0i3_tx
, skb
);
465 ieee80211_stop_queues(mvm
->hw
);
468 iwl_mvm_ref(mvm
, IWL_MVM_REF_TX
);
469 iwl_mvm_unref(mvm
, IWL_MVM_REF_TX
);
473 spin_unlock(&mvm
->d0i3_tx_lock
);
477 static void iwl_mvm_mac_tx(struct ieee80211_hw
*hw
,
478 struct ieee80211_tx_control
*control
,
481 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
482 struct ieee80211_sta
*sta
= control
->sta
;
483 struct ieee80211_tx_info
*info
= IEEE80211_SKB_CB(skb
);
484 struct ieee80211_hdr
*hdr
= (void *)skb
->data
;
486 if (iwl_mvm_is_radio_killed(mvm
)) {
487 IWL_DEBUG_DROP(mvm
, "Dropping - RF/CT KILL\n");
491 if (IEEE80211_SKB_CB(skb
)->hw_queue
== IWL_MVM_OFFCHANNEL_QUEUE
&&
492 !test_bit(IWL_MVM_STATUS_ROC_RUNNING
, &mvm
->status
))
495 /* treat non-bufferable MMPDUs as broadcast if sta is sleeping */
496 if (unlikely(info
->flags
& IEEE80211_TX_CTL_NO_PS_BUFFER
&&
497 ieee80211_is_mgmt(hdr
->frame_control
) &&
498 !ieee80211_is_deauth(hdr
->frame_control
) &&
499 !ieee80211_is_disassoc(hdr
->frame_control
) &&
500 !ieee80211_is_action(hdr
->frame_control
)))
504 if (iwl_mvm_defer_tx(mvm
, sta
, skb
))
506 if (iwl_mvm_tx_skb(mvm
, skb
, sta
))
511 if (iwl_mvm_tx_skb_non_sta(mvm
, skb
))
515 ieee80211_free_txskb(hw
, skb
);
518 static inline bool iwl_enable_rx_ampdu(const struct iwl_cfg
*cfg
)
520 if (iwlwifi_mod_params
.disable_11n
& IWL_DISABLE_HT_RXAGG
)
525 static inline bool iwl_enable_tx_ampdu(const struct iwl_cfg
*cfg
)
527 if (iwlwifi_mod_params
.disable_11n
& IWL_DISABLE_HT_TXAGG
)
529 if (iwlwifi_mod_params
.disable_11n
& IWL_ENABLE_HT_TXAGG
)
532 /* enabled by default */
536 static int iwl_mvm_mac_ampdu_action(struct ieee80211_hw
*hw
,
537 struct ieee80211_vif
*vif
,
538 enum ieee80211_ampdu_mlme_action action
,
539 struct ieee80211_sta
*sta
, u16 tid
,
540 u16
*ssn
, u8 buf_size
)
542 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
544 bool tx_agg_ref
= false;
546 IWL_DEBUG_HT(mvm
, "A-MPDU action on addr %pM tid %d: action %d\n",
547 sta
->addr
, tid
, action
);
549 if (!(mvm
->nvm_data
->sku_cap_11n_enable
))
552 /* return from D0i3 before starting a new Tx aggregation */
554 case IEEE80211_AMPDU_TX_START
:
555 case IEEE80211_AMPDU_TX_STOP_CONT
:
556 case IEEE80211_AMPDU_TX_STOP_FLUSH
:
557 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT
:
558 case IEEE80211_AMPDU_TX_OPERATIONAL
:
559 iwl_mvm_ref(mvm
, IWL_MVM_REF_TX_AGG
);
563 * for tx start, wait synchronously until D0i3 exit to
564 * get the correct sequence number for the tid.
565 * additionally, some other ampdu actions use direct
566 * target access, which is not handled automatically
567 * by the trans layer (unlike commands), so wait for
568 * d0i3 exit in these cases as well.
570 if (!wait_event_timeout(mvm
->d0i3_exit_waitq
,
571 !test_bit(IWL_MVM_STATUS_IN_D0I3
, &mvm
->status
), HZ
)) {
573 iwl_mvm_unref(mvm
, IWL_MVM_REF_TX_AGG
);
581 mutex_lock(&mvm
->mutex
);
584 case IEEE80211_AMPDU_RX_START
:
585 if (!iwl_enable_rx_ampdu(mvm
->cfg
)) {
589 ret
= iwl_mvm_sta_rx_agg(mvm
, sta
, tid
, *ssn
, true);
591 case IEEE80211_AMPDU_RX_STOP
:
592 ret
= iwl_mvm_sta_rx_agg(mvm
, sta
, tid
, 0, false);
594 case IEEE80211_AMPDU_TX_START
:
595 if (!iwl_enable_tx_ampdu(mvm
->cfg
)) {
599 ret
= iwl_mvm_sta_tx_agg_start(mvm
, vif
, sta
, tid
, ssn
);
601 case IEEE80211_AMPDU_TX_STOP_CONT
:
602 ret
= iwl_mvm_sta_tx_agg_stop(mvm
, vif
, sta
, tid
);
604 case IEEE80211_AMPDU_TX_STOP_FLUSH
:
605 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT
:
606 ret
= iwl_mvm_sta_tx_agg_flush(mvm
, vif
, sta
, tid
);
608 case IEEE80211_AMPDU_TX_OPERATIONAL
:
609 ret
= iwl_mvm_sta_tx_agg_oper(mvm
, vif
, sta
, tid
, buf_size
);
616 mutex_unlock(&mvm
->mutex
);
619 * If the tid is marked as started, we won't use it for offloaded
620 * traffic on the next D0i3 entry. It's safe to unref.
623 iwl_mvm_unref(mvm
, IWL_MVM_REF_TX_AGG
);
628 static void iwl_mvm_cleanup_iterator(void *data
, u8
*mac
,
629 struct ieee80211_vif
*vif
)
631 struct iwl_mvm
*mvm
= data
;
632 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
634 mvmvif
->uploaded
= false;
635 mvmvif
->ap_sta_id
= IWL_MVM_STATION_COUNT
;
637 /* does this make sense at all? */
640 spin_lock_bh(&mvm
->time_event_lock
);
641 iwl_mvm_te_clear_data(mvm
, &mvmvif
->time_event_data
);
642 spin_unlock_bh(&mvm
->time_event_lock
);
644 mvmvif
->phy_ctxt
= NULL
;
647 static void iwl_mvm_restart_cleanup(struct iwl_mvm
*mvm
)
649 #ifdef CONFIG_IWLWIFI_DEBUGFS
650 static char *env
[] = { "DRIVER=iwlwifi", "EVENT=error_dump", NULL
};
652 iwl_mvm_fw_error_dump(mvm
);
654 /* notify the userspace about the error we had */
655 kobject_uevent_env(&mvm
->hw
->wiphy
->dev
.kobj
, KOBJ_CHANGE
, env
);
658 iwl_trans_stop_device(mvm
->trans
);
660 mvm
->scan_status
= IWL_MVM_SCAN_NONE
;
662 /* just in case one was running */
663 ieee80211_remain_on_channel_expired(mvm
->hw
);
665 ieee80211_iterate_active_interfaces_atomic(
666 mvm
->hw
, IEEE80211_IFACE_ITER_RESUME_ALL
,
667 iwl_mvm_cleanup_iterator
, mvm
);
669 mvm
->p2p_device_vif
= NULL
;
670 mvm
->d0i3_ap_sta_id
= IWL_MVM_STATION_COUNT
;
672 iwl_mvm_reset_phy_ctxts(mvm
);
673 memset(mvm
->fw_key_table
, 0, sizeof(mvm
->fw_key_table
));
674 memset(mvm
->sta_drained
, 0, sizeof(mvm
->sta_drained
));
676 ieee80211_wake_queues(mvm
->hw
);
678 /* cleanup all stale references (scan, roc), but keep the
679 * ucode_down ref until reconfig is complete */
680 iwl_mvm_unref_all_except(mvm
, IWL_MVM_REF_UCODE_DOWN
);
683 mvm
->rx_ba_sessions
= 0;
686 static int iwl_mvm_mac_start(struct ieee80211_hw
*hw
)
688 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
691 mutex_lock(&mvm
->mutex
);
693 /* Clean up some internal and mac80211 state on restart */
694 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART
, &mvm
->status
))
695 iwl_mvm_restart_cleanup(mvm
);
697 ret
= iwl_mvm_up(mvm
);
698 mutex_unlock(&mvm
->mutex
);
703 static void iwl_mvm_mac_restart_complete(struct ieee80211_hw
*hw
)
705 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
708 mutex_lock(&mvm
->mutex
);
710 clear_bit(IWL_MVM_STATUS_IN_HW_RESTART
, &mvm
->status
);
711 iwl_mvm_d0i3_enable_tx(mvm
, NULL
);
712 ret
= iwl_mvm_update_quotas(mvm
, NULL
);
714 IWL_ERR(mvm
, "Failed to update quotas after restart (%d)\n",
717 /* allow transport/FW low power modes */
718 iwl_mvm_unref(mvm
, IWL_MVM_REF_UCODE_DOWN
);
720 mutex_unlock(&mvm
->mutex
);
723 static void iwl_mvm_mac_stop(struct ieee80211_hw
*hw
)
725 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
727 flush_work(&mvm
->d0i3_exit_work
);
728 flush_work(&mvm
->async_handlers_wk
);
730 mutex_lock(&mvm
->mutex
);
732 /* disallow low power states when the FW is down */
733 iwl_mvm_ref(mvm
, IWL_MVM_REF_UCODE_DOWN
);
735 /* async_handlers_wk is now blocked */
738 * The work item could be running or queued if the
739 * ROC time event stops just as we get here.
741 cancel_work_sync(&mvm
->roc_done_wk
);
743 iwl_trans_stop_device(mvm
->trans
);
745 iwl_mvm_async_handlers_purge(mvm
);
746 /* async_handlers_list is empty and will stay empty: HW is stopped */
748 /* the fw is stopped, the aux sta is dead: clean up driver state */
749 iwl_mvm_dealloc_int_sta(mvm
, &mvm
->aux_sta
);
751 mutex_unlock(&mvm
->mutex
);
754 * The worker might have been waiting for the mutex, let it run and
755 * discover that its list is now empty.
757 cancel_work_sync(&mvm
->async_handlers_wk
);
760 static struct iwl_mvm_phy_ctxt
*iwl_mvm_get_free_phy_ctxt(struct iwl_mvm
*mvm
)
764 lockdep_assert_held(&mvm
->mutex
);
766 for (i
= 0; i
< NUM_PHY_CTX
; i
++)
767 if (!mvm
->phy_ctxts
[i
].ref
)
768 return &mvm
->phy_ctxts
[i
];
770 IWL_ERR(mvm
, "No available PHY context\n");
774 static int iwl_mvm_set_tx_power(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
777 /* FW is in charge of regulatory enforcement */
778 struct iwl_reduce_tx_power_cmd reduce_txpwr_cmd
= {
779 .mac_context_id
= iwl_mvm_vif_from_mac80211(vif
)->id
,
780 .pwr_restriction
= cpu_to_le16(tx_power
),
783 return iwl_mvm_send_cmd_pdu(mvm
, REDUCE_TX_POWER_CMD
, 0,
784 sizeof(reduce_txpwr_cmd
),
788 static int iwl_mvm_mac_add_interface(struct ieee80211_hw
*hw
,
789 struct ieee80211_vif
*vif
)
791 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
792 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
796 * Not much to do here. The stack will not allow interface
797 * types or combinations that we didn't advertise, so we
798 * don't really have to check the types.
801 mutex_lock(&mvm
->mutex
);
803 /* Allocate resources for the MAC context, and add it to the fw */
804 ret
= iwl_mvm_mac_ctxt_init(mvm
, vif
);
808 /* Counting number of interfaces is needed for legacy PM */
809 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
813 * The AP binding flow can be done only after the beacon
814 * template is configured (which happens only in the mac80211
815 * start_ap() flow), and adding the broadcast station can happen
816 * only after the binding.
817 * In addition, since modifying the MAC before adding a bcast
818 * station is not allowed by the FW, delay the adding of MAC context to
819 * the point where we can also add the bcast station.
820 * In short: there's not much we can do at this point, other than
821 * allocating resources :)
823 if (vif
->type
== NL80211_IFTYPE_AP
||
824 vif
->type
== NL80211_IFTYPE_ADHOC
) {
825 u32 qmask
= iwl_mvm_mac_get_queues_mask(mvm
, vif
);
826 ret
= iwl_mvm_allocate_int_sta(mvm
, &mvmvif
->bcast_sta
,
828 ieee80211_vif_type_p2p(vif
));
830 IWL_ERR(mvm
, "Failed to allocate bcast sta\n");
834 iwl_mvm_vif_dbgfs_register(mvm
, vif
);
838 ret
= iwl_mvm_mac_ctxt_add(mvm
, vif
);
842 ret
= iwl_mvm_power_update_mac(mvm
);
846 /* beacon filtering */
847 ret
= iwl_mvm_disable_beacon_filter(mvm
, vif
, 0);
851 if (!mvm
->bf_allowed_vif
&&
852 vif
->type
== NL80211_IFTYPE_STATION
&& !vif
->p2p
) {
853 mvm
->bf_allowed_vif
= mvmvif
;
854 vif
->driver_flags
|= IEEE80211_VIF_BEACON_FILTER
|
855 IEEE80211_VIF_SUPPORTS_CQM_RSSI
;
859 * P2P_DEVICE interface does not have a channel context assigned to it,
860 * so a dedicated PHY context is allocated to it and the corresponding
861 * MAC context is bound to it at this stage.
863 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
865 mvmvif
->phy_ctxt
= iwl_mvm_get_free_phy_ctxt(mvm
);
866 if (!mvmvif
->phy_ctxt
) {
871 iwl_mvm_phy_ctxt_ref(mvm
, mvmvif
->phy_ctxt
);
872 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
876 ret
= iwl_mvm_add_bcast_sta(mvm
, vif
, &mvmvif
->bcast_sta
);
880 /* Save a pointer to p2p device vif, so it can later be used to
881 * update the p2p device MAC when a GO is started/stopped */
882 mvm
->p2p_device_vif
= vif
;
885 iwl_mvm_vif_dbgfs_register(mvm
, vif
);
889 iwl_mvm_binding_remove_vif(mvm
, vif
);
891 iwl_mvm_phy_ctxt_unref(mvm
, mvmvif
->phy_ctxt
);
893 if (mvm
->bf_allowed_vif
== mvmvif
) {
894 mvm
->bf_allowed_vif
= NULL
;
895 vif
->driver_flags
&= ~(IEEE80211_VIF_BEACON_FILTER
|
896 IEEE80211_VIF_SUPPORTS_CQM_RSSI
);
899 mvmvif
->phy_ctxt
= NULL
;
900 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
902 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
905 iwl_mvm_mac_ctxt_release(mvm
, vif
);
907 mutex_unlock(&mvm
->mutex
);
912 static void iwl_mvm_prepare_mac_removal(struct iwl_mvm
*mvm
,
913 struct ieee80211_vif
*vif
)
917 for (ac
= 0; ac
< IEEE80211_NUM_ACS
; ac
++)
918 if (vif
->hw_queue
[ac
] != IEEE80211_INVAL_HW_QUEUE
)
919 tfd_msk
|= BIT(vif
->hw_queue
[ac
]);
921 if (vif
->cab_queue
!= IEEE80211_INVAL_HW_QUEUE
)
922 tfd_msk
|= BIT(vif
->cab_queue
);
925 mutex_lock(&mvm
->mutex
);
926 iwl_mvm_flush_tx_path(mvm
, tfd_msk
, true);
927 mutex_unlock(&mvm
->mutex
);
930 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
932 * Flush the ROC worker which will flush the OFFCHANNEL queue.
933 * We assume here that all the packets sent to the OFFCHANNEL
934 * queue are sent in ROC session.
936 flush_work(&mvm
->roc_done_wk
);
939 * By now, all the AC queues are empty. The AGG queues are
940 * empty too. We already got all the Tx responses for all the
941 * packets in the queues. The drain work can have been
942 * triggered. Flush it.
944 flush_work(&mvm
->sta_drained_wk
);
948 static void iwl_mvm_mac_remove_interface(struct ieee80211_hw
*hw
,
949 struct ieee80211_vif
*vif
)
951 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
952 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
954 iwl_mvm_prepare_mac_removal(mvm
, vif
);
956 mutex_lock(&mvm
->mutex
);
958 if (mvm
->bf_allowed_vif
== mvmvif
) {
959 mvm
->bf_allowed_vif
= NULL
;
960 vif
->driver_flags
&= ~(IEEE80211_VIF_BEACON_FILTER
|
961 IEEE80211_VIF_SUPPORTS_CQM_RSSI
);
964 iwl_mvm_vif_dbgfs_clean(mvm
, vif
);
967 * For AP/GO interface, the tear down of the resources allocated to the
968 * interface is be handled as part of the stop_ap flow.
970 if (vif
->type
== NL80211_IFTYPE_AP
||
971 vif
->type
== NL80211_IFTYPE_ADHOC
) {
972 #ifdef CONFIG_NL80211_TESTMODE
973 if (vif
== mvm
->noa_vif
) {
975 mvm
->noa_duration
= 0;
978 iwl_mvm_dealloc_int_sta(mvm
, &mvmvif
->bcast_sta
);
982 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
983 mvm
->p2p_device_vif
= NULL
;
984 iwl_mvm_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
985 iwl_mvm_binding_remove_vif(mvm
, vif
);
986 iwl_mvm_phy_ctxt_unref(mvm
, mvmvif
->phy_ctxt
);
987 mvmvif
->phy_ctxt
= NULL
;
990 if (mvm
->vif_count
&& vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
)
993 iwl_mvm_power_update_mac(mvm
);
994 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
997 iwl_mvm_mac_ctxt_release(mvm
, vif
);
998 mutex_unlock(&mvm
->mutex
);
1001 static int iwl_mvm_mac_config(struct ieee80211_hw
*hw
, u32 changed
)
1006 struct iwl_mvm_mc_iter_data
{
1007 struct iwl_mvm
*mvm
;
1011 static void iwl_mvm_mc_iface_iterator(void *_data
, u8
*mac
,
1012 struct ieee80211_vif
*vif
)
1014 struct iwl_mvm_mc_iter_data
*data
= _data
;
1015 struct iwl_mvm
*mvm
= data
->mvm
;
1016 struct iwl_mcast_filter_cmd
*cmd
= mvm
->mcast_filter_cmd
;
1019 /* if we don't have free ports, mcast frames will be dropped */
1020 if (WARN_ON_ONCE(data
->port_id
>= MAX_PORT_ID_NUM
))
1023 if (vif
->type
!= NL80211_IFTYPE_STATION
||
1024 !vif
->bss_conf
.assoc
)
1027 cmd
->port_id
= data
->port_id
++;
1028 memcpy(cmd
->bssid
, vif
->bss_conf
.bssid
, ETH_ALEN
);
1029 len
= roundup(sizeof(*cmd
) + cmd
->count
* ETH_ALEN
, 4);
1031 ret
= iwl_mvm_send_cmd_pdu(mvm
, MCAST_FILTER_CMD
, CMD_ASYNC
, len
, cmd
);
1033 IWL_ERR(mvm
, "mcast filter cmd error. ret=%d\n", ret
);
1036 static void iwl_mvm_recalc_multicast(struct iwl_mvm
*mvm
)
1038 struct iwl_mvm_mc_iter_data iter_data
= {
1042 lockdep_assert_held(&mvm
->mutex
);
1044 if (WARN_ON_ONCE(!mvm
->mcast_filter_cmd
))
1047 ieee80211_iterate_active_interfaces_atomic(
1048 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
1049 iwl_mvm_mc_iface_iterator
, &iter_data
);
1052 static u64
iwl_mvm_prepare_multicast(struct ieee80211_hw
*hw
,
1053 struct netdev_hw_addr_list
*mc_list
)
1055 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1056 struct iwl_mcast_filter_cmd
*cmd
;
1057 struct netdev_hw_addr
*addr
;
1058 int addr_count
= netdev_hw_addr_list_count(mc_list
);
1059 bool pass_all
= false;
1062 if (addr_count
> MAX_MCAST_FILTERING_ADDRESSES
) {
1067 len
= roundup(sizeof(*cmd
) + addr_count
* ETH_ALEN
, 4);
1068 cmd
= kzalloc(len
, GFP_ATOMIC
);
1074 return (u64
)(unsigned long)cmd
;
1077 netdev_hw_addr_list_for_each(addr
, mc_list
) {
1078 IWL_DEBUG_MAC80211(mvm
, "mcast addr (%d): %pM\n",
1079 cmd
->count
, addr
->addr
);
1080 memcpy(&cmd
->addr_list
[cmd
->count
* ETH_ALEN
],
1081 addr
->addr
, ETH_ALEN
);
1085 return (u64
)(unsigned long)cmd
;
1088 static void iwl_mvm_configure_filter(struct ieee80211_hw
*hw
,
1089 unsigned int changed_flags
,
1090 unsigned int *total_flags
,
1093 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1094 struct iwl_mcast_filter_cmd
*cmd
= (void *)(unsigned long)multicast
;
1096 mutex_lock(&mvm
->mutex
);
1098 /* replace previous configuration */
1099 kfree(mvm
->mcast_filter_cmd
);
1100 mvm
->mcast_filter_cmd
= cmd
;
1105 iwl_mvm_recalc_multicast(mvm
);
1107 mutex_unlock(&mvm
->mutex
);
1111 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1112 struct iwl_bcast_iter_data
{
1113 struct iwl_mvm
*mvm
;
1114 struct iwl_bcast_filter_cmd
*cmd
;
1119 iwl_mvm_set_bcast_filter(struct ieee80211_vif
*vif
,
1120 const struct iwl_fw_bcast_filter
*in_filter
,
1121 struct iwl_fw_bcast_filter
*out_filter
)
1123 struct iwl_fw_bcast_filter_attr
*attr
;
1126 memcpy(out_filter
, in_filter
, sizeof(*out_filter
));
1128 for (i
= 0; i
< ARRAY_SIZE(out_filter
->attrs
); i
++) {
1129 attr
= &out_filter
->attrs
[i
];
1134 switch (attr
->reserved1
) {
1135 case cpu_to_le16(BC_FILTER_MAGIC_IP
):
1136 if (vif
->bss_conf
.arp_addr_cnt
!= 1) {
1141 attr
->val
= vif
->bss_conf
.arp_addr_list
[0];
1143 case cpu_to_le16(BC_FILTER_MAGIC_MAC
):
1144 attr
->val
= *(__be32
*)&vif
->addr
[2];
1149 attr
->reserved1
= 0;
1150 out_filter
->num_attrs
++;
1154 static void iwl_mvm_bcast_filter_iterator(void *_data
, u8
*mac
,
1155 struct ieee80211_vif
*vif
)
1157 struct iwl_bcast_iter_data
*data
= _data
;
1158 struct iwl_mvm
*mvm
= data
->mvm
;
1159 struct iwl_bcast_filter_cmd
*cmd
= data
->cmd
;
1160 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1161 struct iwl_fw_bcast_mac
*bcast_mac
;
1164 if (WARN_ON(mvmvif
->id
>= ARRAY_SIZE(cmd
->macs
)))
1167 bcast_mac
= &cmd
->macs
[mvmvif
->id
];
1169 /* enable filtering only for associated stations */
1170 if (vif
->type
!= NL80211_IFTYPE_STATION
|| !vif
->bss_conf
.assoc
)
1173 bcast_mac
->default_discard
= 1;
1175 /* copy all configured filters */
1176 for (i
= 0; mvm
->bcast_filters
[i
].attrs
[0].mask
; i
++) {
1178 * Make sure we don't exceed our filters limit.
1179 * if there is still a valid filter to be configured,
1180 * be on the safe side and just allow bcast for this mac.
1182 if (WARN_ON_ONCE(data
->current_filter
>=
1183 ARRAY_SIZE(cmd
->filters
))) {
1184 bcast_mac
->default_discard
= 0;
1185 bcast_mac
->attached_filters
= 0;
1189 iwl_mvm_set_bcast_filter(vif
,
1190 &mvm
->bcast_filters
[i
],
1191 &cmd
->filters
[data
->current_filter
]);
1193 /* skip current filter if it contains no attributes */
1194 if (!cmd
->filters
[data
->current_filter
].num_attrs
)
1197 /* attach the filter to current mac */
1198 bcast_mac
->attached_filters
|=
1199 cpu_to_le16(BIT(data
->current_filter
));
1201 data
->current_filter
++;
1205 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm
*mvm
,
1206 struct iwl_bcast_filter_cmd
*cmd
)
1208 struct iwl_bcast_iter_data iter_data
= {
1213 memset(cmd
, 0, sizeof(*cmd
));
1214 cmd
->max_bcast_filters
= ARRAY_SIZE(cmd
->filters
);
1215 cmd
->max_macs
= ARRAY_SIZE(cmd
->macs
);
1217 #ifdef CONFIG_IWLWIFI_DEBUGFS
1218 /* use debugfs filters/macs if override is configured */
1219 if (mvm
->dbgfs_bcast_filtering
.override
) {
1220 memcpy(cmd
->filters
, &mvm
->dbgfs_bcast_filtering
.cmd
.filters
,
1221 sizeof(cmd
->filters
));
1222 memcpy(cmd
->macs
, &mvm
->dbgfs_bcast_filtering
.cmd
.macs
,
1228 /* if no filters are configured, do nothing */
1229 if (!mvm
->bcast_filters
)
1232 /* configure and attach these filters for each associated sta vif */
1233 ieee80211_iterate_active_interfaces(
1234 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
1235 iwl_mvm_bcast_filter_iterator
, &iter_data
);
1239 static int iwl_mvm_configure_bcast_filter(struct iwl_mvm
*mvm
,
1240 struct ieee80211_vif
*vif
)
1242 struct iwl_bcast_filter_cmd cmd
;
1244 if (!(mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_BCAST_FILTERING
))
1247 /* bcast filtering isn't supported for P2P client */
1251 if (!iwl_mvm_bcast_filter_build_cmd(mvm
, &cmd
))
1254 return iwl_mvm_send_cmd_pdu(mvm
, BCAST_FILTER_CMD
, 0,
1258 static inline int iwl_mvm_configure_bcast_filter(struct iwl_mvm
*mvm
,
1259 struct ieee80211_vif
*vif
)
1265 static void iwl_mvm_bss_info_changed_station(struct iwl_mvm
*mvm
,
1266 struct ieee80211_vif
*vif
,
1267 struct ieee80211_bss_conf
*bss_conf
,
1270 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1274 * Re-calculate the tsf id, as the master-slave relations depend on the
1275 * beacon interval, which was not known when the station interface was
1278 if (changes
& BSS_CHANGED_ASSOC
&& bss_conf
->assoc
)
1279 iwl_mvm_mac_ctxt_recalc_tsf_id(mvm
, vif
);
1281 ret
= iwl_mvm_mac_ctxt_changed(mvm
, vif
, false);
1283 IWL_ERR(mvm
, "failed to update MAC %pM\n", vif
->addr
);
1285 if (changes
& BSS_CHANGED_ASSOC
) {
1286 if (bss_conf
->assoc
) {
1287 /* add quota for this interface */
1288 ret
= iwl_mvm_update_quotas(mvm
, vif
);
1290 IWL_ERR(mvm
, "failed to update quotas\n");
1294 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART
,
1297 * If we're restarting then the firmware will
1298 * obviously have lost synchronisation with
1299 * the AP. It will attempt to synchronise by
1300 * itself, but we can make it more reliable by
1301 * scheduling a session protection time event.
1303 * The firmware needs to receive a beacon to
1304 * catch up with synchronisation, use 110% of
1305 * the beacon interval.
1307 * Set a large maximum delay to allow for more
1308 * than a single interface.
1310 u32 dur
= (11 * vif
->bss_conf
.beacon_int
) / 10;
1311 iwl_mvm_protect_session(mvm
, vif
, dur
, dur
,
1315 iwl_mvm_sf_update(mvm
, vif
, false);
1316 iwl_mvm_power_vif_assoc(mvm
, vif
);
1318 iwl_mvm_ref(mvm
, IWL_MVM_REF_P2P_CLIENT
);
1319 } else if (mvmvif
->ap_sta_id
!= IWL_MVM_STATION_COUNT
) {
1321 * If update fails - SF might be running in associated
1322 * mode while disassociated - which is forbidden.
1324 WARN_ONCE(iwl_mvm_sf_update(mvm
, vif
, false),
1325 "Failed to update SF upon disassociation\n");
1327 /* remove AP station now that the MAC is unassoc */
1328 ret
= iwl_mvm_rm_sta_id(mvm
, vif
, mvmvif
->ap_sta_id
);
1330 IWL_ERR(mvm
, "failed to remove AP station\n");
1332 if (mvm
->d0i3_ap_sta_id
== mvmvif
->ap_sta_id
)
1333 mvm
->d0i3_ap_sta_id
= IWL_MVM_STATION_COUNT
;
1334 mvmvif
->ap_sta_id
= IWL_MVM_STATION_COUNT
;
1335 /* remove quota for this interface */
1336 ret
= iwl_mvm_update_quotas(mvm
, NULL
);
1338 IWL_ERR(mvm
, "failed to update quotas\n");
1341 iwl_mvm_unref(mvm
, IWL_MVM_REF_P2P_CLIENT
);
1344 iwl_mvm_recalc_multicast(mvm
);
1345 iwl_mvm_configure_bcast_filter(mvm
, vif
);
1347 /* reset rssi values */
1348 mvmvif
->bf_data
.ave_beacon_signal
= 0;
1350 iwl_mvm_bt_coex_vif_change(mvm
);
1351 iwl_mvm_update_smps(mvm
, vif
, IWL_MVM_SMPS_REQ_TT
,
1352 IEEE80211_SMPS_AUTOMATIC
);
1353 } else if (changes
& BSS_CHANGED_BEACON_INFO
) {
1355 * We received a beacon _after_ association so
1356 * remove the session protection.
1358 iwl_mvm_remove_time_event(mvm
, mvmvif
,
1359 &mvmvif
->time_event_data
);
1360 iwl_mvm_sf_update(mvm
, vif
, false);
1361 WARN_ON(iwl_mvm_enable_beacon_filter(mvm
, vif
, 0));
1362 } else if (changes
& (BSS_CHANGED_PS
| BSS_CHANGED_P2P_PS
|
1364 ret
= iwl_mvm_power_update_mac(mvm
);
1366 IWL_ERR(mvm
, "failed to update power mode\n");
1368 if (changes
& BSS_CHANGED_TXPOWER
) {
1369 IWL_DEBUG_CALIB(mvm
, "Changing TX Power to %d\n",
1371 iwl_mvm_set_tx_power(mvm
, vif
, bss_conf
->txpower
);
1374 if (changes
& BSS_CHANGED_CQM
) {
1375 IWL_DEBUG_MAC80211(mvm
, "cqm info_changed\n");
1376 /* reset cqm events tracking */
1377 mvmvif
->bf_data
.last_cqm_event
= 0;
1378 if (mvmvif
->bf_data
.bf_enabled
) {
1379 ret
= iwl_mvm_enable_beacon_filter(mvm
, vif
, 0);
1382 "failed to update CQM thresholds\n");
1386 if (changes
& BSS_CHANGED_ARP_FILTER
) {
1387 IWL_DEBUG_MAC80211(mvm
, "arp filter changed\n");
1388 iwl_mvm_configure_bcast_filter(mvm
, vif
);
1392 static int iwl_mvm_start_ap_ibss(struct ieee80211_hw
*hw
,
1393 struct ieee80211_vif
*vif
)
1395 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1396 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1399 mutex_lock(&mvm
->mutex
);
1401 /* Send the beacon template */
1402 ret
= iwl_mvm_mac_ctxt_beacon_changed(mvm
, vif
);
1407 * Re-calculate the tsf id, as the master-slave relations depend on the
1408 * beacon interval, which was not known when the AP interface was added.
1410 if (vif
->type
== NL80211_IFTYPE_AP
)
1411 iwl_mvm_mac_ctxt_recalc_tsf_id(mvm
, vif
);
1413 /* Add the mac context */
1414 ret
= iwl_mvm_mac_ctxt_add(mvm
, vif
);
1418 /* Perform the binding */
1419 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
1423 /* Send the bcast station. At this stage the TBTT and DTIM time events
1424 * are added and applied to the scheduler */
1425 ret
= iwl_mvm_send_bcast_sta(mvm
, vif
, &mvmvif
->bcast_sta
);
1429 /* must be set before quota calculations */
1430 mvmvif
->ap_ibss_active
= true;
1432 /* power updated needs to be done before quotas */
1433 iwl_mvm_power_update_mac(mvm
);
1435 ret
= iwl_mvm_update_quotas(mvm
, vif
);
1437 goto out_quota_failed
;
1439 /* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
1440 if (vif
->p2p
&& mvm
->p2p_device_vif
)
1441 iwl_mvm_mac_ctxt_changed(mvm
, mvm
->p2p_device_vif
, false);
1443 iwl_mvm_ref(mvm
, IWL_MVM_REF_AP_IBSS
);
1445 iwl_mvm_bt_coex_vif_change(mvm
);
1447 mutex_unlock(&mvm
->mutex
);
1451 iwl_mvm_power_update_mac(mvm
);
1452 mvmvif
->ap_ibss_active
= false;
1453 iwl_mvm_send_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
1455 iwl_mvm_binding_remove_vif(mvm
, vif
);
1457 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
1459 mutex_unlock(&mvm
->mutex
);
1463 static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw
*hw
,
1464 struct ieee80211_vif
*vif
)
1466 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1467 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1469 iwl_mvm_prepare_mac_removal(mvm
, vif
);
1471 mutex_lock(&mvm
->mutex
);
1473 mvmvif
->ap_ibss_active
= false;
1475 iwl_mvm_bt_coex_vif_change(mvm
);
1477 iwl_mvm_unref(mvm
, IWL_MVM_REF_AP_IBSS
);
1479 /* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
1480 if (vif
->p2p
&& mvm
->p2p_device_vif
)
1481 iwl_mvm_mac_ctxt_changed(mvm
, mvm
->p2p_device_vif
, false);
1483 iwl_mvm_update_quotas(mvm
, NULL
);
1484 iwl_mvm_send_rm_bcast_sta(mvm
, &mvmvif
->bcast_sta
);
1485 iwl_mvm_binding_remove_vif(mvm
, vif
);
1487 iwl_mvm_power_update_mac(mvm
);
1489 iwl_mvm_mac_ctxt_remove(mvm
, vif
);
1491 mutex_unlock(&mvm
->mutex
);
1495 iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm
*mvm
,
1496 struct ieee80211_vif
*vif
,
1497 struct ieee80211_bss_conf
*bss_conf
,
1500 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1502 /* Changes will be applied when the AP/IBSS is started */
1503 if (!mvmvif
->ap_ibss_active
)
1506 if (changes
& (BSS_CHANGED_ERP_CTS_PROT
| BSS_CHANGED_HT
|
1507 BSS_CHANGED_BANDWIDTH
) &&
1508 iwl_mvm_mac_ctxt_changed(mvm
, vif
, false))
1509 IWL_ERR(mvm
, "failed to update MAC %pM\n", vif
->addr
);
1511 /* Need to send a new beacon template to the FW */
1512 if (changes
& BSS_CHANGED_BEACON
&&
1513 iwl_mvm_mac_ctxt_beacon_changed(mvm
, vif
))
1514 IWL_WARN(mvm
, "Failed updating beacon data\n");
1517 static void iwl_mvm_bss_info_changed(struct ieee80211_hw
*hw
,
1518 struct ieee80211_vif
*vif
,
1519 struct ieee80211_bss_conf
*bss_conf
,
1522 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1524 mutex_lock(&mvm
->mutex
);
1526 if (changes
& BSS_CHANGED_IDLE
&& !bss_conf
->idle
)
1527 iwl_mvm_sched_scan_stop(mvm
, true);
1529 switch (vif
->type
) {
1530 case NL80211_IFTYPE_STATION
:
1531 iwl_mvm_bss_info_changed_station(mvm
, vif
, bss_conf
, changes
);
1533 case NL80211_IFTYPE_AP
:
1534 case NL80211_IFTYPE_ADHOC
:
1535 iwl_mvm_bss_info_changed_ap_ibss(mvm
, vif
, bss_conf
, changes
);
1538 /* shouldn't happen */
1542 mutex_unlock(&mvm
->mutex
);
1545 static int iwl_mvm_mac_hw_scan(struct ieee80211_hw
*hw
,
1546 struct ieee80211_vif
*vif
,
1547 struct cfg80211_scan_request
*req
)
1549 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1552 if (req
->n_channels
== 0 || req
->n_channels
> MAX_NUM_SCAN_CHANNELS
)
1555 mutex_lock(&mvm
->mutex
);
1557 switch (mvm
->scan_status
) {
1558 case IWL_MVM_SCAN_SCHED
:
1559 ret
= iwl_mvm_sched_scan_stop(mvm
, true);
1565 case IWL_MVM_SCAN_NONE
:
1572 iwl_mvm_ref(mvm
, IWL_MVM_REF_SCAN
);
1574 ret
= iwl_mvm_scan_request(mvm
, vif
, req
);
1576 iwl_mvm_unref(mvm
, IWL_MVM_REF_SCAN
);
1578 mutex_unlock(&mvm
->mutex
);
1579 /* make sure to flush the Rx handler before the next scan arrives */
1580 iwl_mvm_wait_for_async_handlers(mvm
);
1584 static void iwl_mvm_mac_cancel_hw_scan(struct ieee80211_hw
*hw
,
1585 struct ieee80211_vif
*vif
)
1587 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1589 mutex_lock(&mvm
->mutex
);
1591 iwl_mvm_cancel_scan(mvm
);
1593 mutex_unlock(&mvm
->mutex
);
1597 iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw
*hw
,
1598 struct ieee80211_sta
*sta
, u16 tids
,
1600 enum ieee80211_frame_release_type reason
,
1603 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1605 /* Called when we need to transmit (a) frame(s) from mac80211 */
1607 iwl_mvm_sta_modify_sleep_tx_count(mvm
, sta
, reason
, num_frames
,
1608 tids
, more_data
, false);
1612 iwl_mvm_mac_release_buffered_frames(struct ieee80211_hw
*hw
,
1613 struct ieee80211_sta
*sta
, u16 tids
,
1615 enum ieee80211_frame_release_type reason
,
1618 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1620 /* Called when we need to transmit (a) frame(s) from agg queue */
1622 iwl_mvm_sta_modify_sleep_tx_count(mvm
, sta
, reason
, num_frames
,
1623 tids
, more_data
, true);
1626 static void iwl_mvm_mac_sta_notify(struct ieee80211_hw
*hw
,
1627 struct ieee80211_vif
*vif
,
1628 enum sta_notify_cmd cmd
,
1629 struct ieee80211_sta
*sta
)
1631 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1632 struct iwl_mvm_sta
*mvmsta
= iwl_mvm_sta_from_mac80211(sta
);
1636 case STA_NOTIFY_SLEEP
:
1637 if (atomic_read(&mvm
->pending_frames
[mvmsta
->sta_id
]) > 0)
1638 ieee80211_sta_block_awake(hw
, sta
, true);
1639 spin_lock_bh(&mvmsta
->lock
);
1640 for (tid
= 0; tid
< IWL_MAX_TID_COUNT
; tid
++) {
1641 struct iwl_mvm_tid_data
*tid_data
;
1643 tid_data
= &mvmsta
->tid_data
[tid
];
1644 if (tid_data
->state
!= IWL_AGG_ON
&&
1645 tid_data
->state
!= IWL_EMPTYING_HW_QUEUE_DELBA
)
1647 if (iwl_mvm_tid_queued(tid_data
) == 0)
1649 ieee80211_sta_set_buffered(sta
, tid
, true);
1651 spin_unlock_bh(&mvmsta
->lock
);
1653 * The fw updates the STA to be asleep. Tx packets on the Tx
1654 * queues to this station will not be transmitted. The fw will
1655 * send a Tx response with TX_STATUS_FAIL_DEST_PS.
1658 case STA_NOTIFY_AWAKE
:
1659 if (WARN_ON(mvmsta
->sta_id
== IWL_MVM_STATION_COUNT
))
1661 iwl_mvm_sta_modify_ps_wake(mvm
, sta
);
1668 static void iwl_mvm_sta_pre_rcu_remove(struct ieee80211_hw
*hw
,
1669 struct ieee80211_vif
*vif
,
1670 struct ieee80211_sta
*sta
)
1672 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1673 struct iwl_mvm_sta
*mvm_sta
= (void *)sta
->drv_priv
;
1676 * This is called before mac80211 does RCU synchronisation,
1677 * so here we already invalidate our internal RCU-protected
1678 * station pointer. The rest of the code will thus no longer
1679 * be able to find the station this way, and we don't rely
1680 * on further RCU synchronisation after the sta_state()
1681 * callback deleted the station.
1683 mutex_lock(&mvm
->mutex
);
1684 if (sta
== rcu_access_pointer(mvm
->fw_id_to_mac_id
[mvm_sta
->sta_id
]))
1685 rcu_assign_pointer(mvm
->fw_id_to_mac_id
[mvm_sta
->sta_id
],
1687 mutex_unlock(&mvm
->mutex
);
1690 static int iwl_mvm_mac_sta_state(struct ieee80211_hw
*hw
,
1691 struct ieee80211_vif
*vif
,
1692 struct ieee80211_sta
*sta
,
1693 enum ieee80211_sta_state old_state
,
1694 enum ieee80211_sta_state new_state
)
1696 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1697 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1700 IWL_DEBUG_MAC80211(mvm
, "station %pM state change %d->%d\n",
1701 sta
->addr
, old_state
, new_state
);
1703 /* this would be a mac80211 bug ... but don't crash */
1704 if (WARN_ON_ONCE(!mvmvif
->phy_ctxt
))
1707 /* if a STA is being removed, reuse its ID */
1708 flush_work(&mvm
->sta_drained_wk
);
1710 mutex_lock(&mvm
->mutex
);
1711 if (old_state
== IEEE80211_STA_NOTEXIST
&&
1712 new_state
== IEEE80211_STA_NONE
) {
1714 * Firmware bug - it'll crash if the beacon interval is less
1715 * than 16. We can't avoid connecting at all, so refuse the
1716 * station state change, this will cause mac80211 to abandon
1717 * attempts to connect to this AP, and eventually wpa_s will
1718 * blacklist the AP...
1720 if (vif
->type
== NL80211_IFTYPE_STATION
&&
1721 vif
->bss_conf
.beacon_int
< 16) {
1723 "AP %pM beacon interval is %d, refusing due to firmware bug!\n",
1724 sta
->addr
, vif
->bss_conf
.beacon_int
);
1728 ret
= iwl_mvm_add_sta(mvm
, vif
, sta
);
1729 } else if (old_state
== IEEE80211_STA_NONE
&&
1730 new_state
== IEEE80211_STA_AUTH
) {
1732 * EBS may be disabled due to previous failures reported by FW.
1733 * Reset EBS status here assuming environment has been changed.
1735 mvm
->last_ebs_successful
= true;
1737 } else if (old_state
== IEEE80211_STA_AUTH
&&
1738 new_state
== IEEE80211_STA_ASSOC
) {
1739 ret
= iwl_mvm_update_sta(mvm
, vif
, sta
);
1741 iwl_mvm_rs_rate_init(mvm
, sta
,
1742 mvmvif
->phy_ctxt
->channel
->band
,
1744 } else if (old_state
== IEEE80211_STA_ASSOC
&&
1745 new_state
== IEEE80211_STA_AUTHORIZED
) {
1746 /* enable beacon filtering */
1747 WARN_ON(iwl_mvm_enable_beacon_filter(mvm
, vif
, 0));
1749 } else if (old_state
== IEEE80211_STA_AUTHORIZED
&&
1750 new_state
== IEEE80211_STA_ASSOC
) {
1751 /* disable beacon filtering */
1752 WARN_ON(iwl_mvm_disable_beacon_filter(mvm
, vif
, 0));
1754 } else if (old_state
== IEEE80211_STA_ASSOC
&&
1755 new_state
== IEEE80211_STA_AUTH
) {
1757 } else if (old_state
== IEEE80211_STA_AUTH
&&
1758 new_state
== IEEE80211_STA_NONE
) {
1760 } else if (old_state
== IEEE80211_STA_NONE
&&
1761 new_state
== IEEE80211_STA_NOTEXIST
) {
1762 ret
= iwl_mvm_rm_sta(mvm
, vif
, sta
);
1767 mutex_unlock(&mvm
->mutex
);
1772 static int iwl_mvm_mac_set_rts_threshold(struct ieee80211_hw
*hw
, u32 value
)
1774 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1776 mvm
->rts_threshold
= value
;
1781 static void iwl_mvm_sta_rc_update(struct ieee80211_hw
*hw
,
1782 struct ieee80211_vif
*vif
,
1783 struct ieee80211_sta
*sta
, u32 changed
)
1785 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1787 if (vif
->type
== NL80211_IFTYPE_STATION
&&
1788 changed
& IEEE80211_RC_NSS_CHANGED
)
1789 iwl_mvm_sf_update(mvm
, vif
, false);
1792 static int iwl_mvm_mac_conf_tx(struct ieee80211_hw
*hw
,
1793 struct ieee80211_vif
*vif
, u16 ac
,
1794 const struct ieee80211_tx_queue_params
*params
)
1796 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1797 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1799 mvmvif
->queue_params
[ac
] = *params
;
1802 * No need to update right away, we'll get BSS_CHANGED_QOS
1803 * The exception is P2P_DEVICE interface which needs immediate update.
1805 if (vif
->type
== NL80211_IFTYPE_P2P_DEVICE
) {
1808 mutex_lock(&mvm
->mutex
);
1809 ret
= iwl_mvm_mac_ctxt_changed(mvm
, vif
, false);
1810 mutex_unlock(&mvm
->mutex
);
1816 static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw
*hw
,
1817 struct ieee80211_vif
*vif
)
1819 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1820 u32 duration
= min(IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS
,
1821 200 + vif
->bss_conf
.beacon_int
);
1822 u32 min_duration
= min(IWL_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS
,
1823 100 + vif
->bss_conf
.beacon_int
);
1825 if (WARN_ON_ONCE(vif
->bss_conf
.assoc
))
1828 mutex_lock(&mvm
->mutex
);
1829 /* Try really hard to protect the session and hear a beacon */
1830 iwl_mvm_protect_session(mvm
, vif
, duration
, min_duration
, 500);
1831 mutex_unlock(&mvm
->mutex
);
1834 static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw
*hw
,
1835 struct ieee80211_vif
*vif
,
1836 struct cfg80211_sched_scan_request
*req
,
1837 struct ieee80211_sched_scan_ies
*ies
)
1839 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1842 mutex_lock(&mvm
->mutex
);
1844 if (!iwl_mvm_is_idle(mvm
)) {
1849 switch (mvm
->scan_status
) {
1850 case IWL_MVM_SCAN_OS
:
1851 IWL_DEBUG_SCAN(mvm
, "Stopping previous scan for sched_scan\n");
1852 ret
= iwl_mvm_cancel_scan(mvm
);
1859 * iwl_mvm_rx_scan_complete() will be called soon but will
1860 * not reset the scan status as it won't be IWL_MVM_SCAN_OS
1861 * any more since we queue the next scan immediately (below).
1862 * We make sure it is called before the next scan starts by
1863 * flushing the async-handlers work.
1866 case IWL_MVM_SCAN_NONE
:
1873 mvm
->scan_status
= IWL_MVM_SCAN_SCHED
;
1875 ret
= iwl_mvm_config_sched_scan(mvm
, vif
, req
, ies
);
1879 ret
= iwl_mvm_config_sched_scan_profiles(mvm
, req
);
1883 ret
= iwl_mvm_sched_scan_start(mvm
, req
);
1887 mvm
->scan_status
= IWL_MVM_SCAN_NONE
;
1889 mutex_unlock(&mvm
->mutex
);
1890 /* make sure to flush the Rx handler before the next scan arrives */
1891 iwl_mvm_wait_for_async_handlers(mvm
);
1895 static int iwl_mvm_mac_sched_scan_stop(struct ieee80211_hw
*hw
,
1896 struct ieee80211_vif
*vif
)
1898 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1901 mutex_lock(&mvm
->mutex
);
1902 ret
= iwl_mvm_sched_scan_stop(mvm
, false);
1903 mutex_unlock(&mvm
->mutex
);
1904 iwl_mvm_wait_for_async_handlers(mvm
);
1909 static int iwl_mvm_mac_set_key(struct ieee80211_hw
*hw
,
1910 enum set_key_cmd cmd
,
1911 struct ieee80211_vif
*vif
,
1912 struct ieee80211_sta
*sta
,
1913 struct ieee80211_key_conf
*key
)
1915 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
1918 if (iwlwifi_mod_params
.sw_crypto
) {
1919 IWL_DEBUG_MAC80211(mvm
, "leave - hwcrypto disabled\n");
1923 switch (key
->cipher
) {
1924 case WLAN_CIPHER_SUITE_TKIP
:
1925 key
->flags
|= IEEE80211_KEY_FLAG_GENERATE_MMIC
;
1927 case WLAN_CIPHER_SUITE_CCMP
:
1928 key
->flags
|= IEEE80211_KEY_FLAG_GENERATE_IV
;
1930 case WLAN_CIPHER_SUITE_AES_CMAC
:
1931 WARN_ON_ONCE(!(hw
->flags
& IEEE80211_HW_MFP_CAPABLE
));
1933 case WLAN_CIPHER_SUITE_WEP40
:
1934 case WLAN_CIPHER_SUITE_WEP104
:
1936 * Support for TX only, at least for now, so accept
1937 * the key and do nothing else. Then mac80211 will
1938 * pass it for TX but we don't have to use it for RX.
1942 /* currently FW supports only one optional cipher scheme */
1943 if (hw
->n_cipher_schemes
&&
1944 hw
->cipher_schemes
->cipher
== key
->cipher
)
1945 key
->flags
|= IEEE80211_KEY_FLAG_PUT_IV_SPACE
;
1950 mutex_lock(&mvm
->mutex
);
1954 if ((vif
->type
== NL80211_IFTYPE_ADHOC
||
1955 vif
->type
== NL80211_IFTYPE_AP
) && !sta
) {
1957 * GTK on AP interface is a TX-only key, return 0;
1958 * on IBSS they're per-station and because we're lazy
1959 * we don't support them for RX, so do the same.
1962 key
->hw_key_idx
= STA_KEY_IDX_INVALID
;
1966 IWL_DEBUG_MAC80211(mvm
, "set hwcrypto key\n");
1967 ret
= iwl_mvm_set_sta_key(mvm
, vif
, sta
, key
, false);
1969 IWL_WARN(mvm
, "set key failed\n");
1971 * can't add key for RX, but we don't need it
1972 * in the device for TX so still return 0
1974 key
->hw_key_idx
= STA_KEY_IDX_INVALID
;
1980 if (key
->hw_key_idx
== STA_KEY_IDX_INVALID
) {
1985 IWL_DEBUG_MAC80211(mvm
, "disable hwcrypto key\n");
1986 ret
= iwl_mvm_remove_sta_key(mvm
, vif
, sta
, key
);
1992 mutex_unlock(&mvm
->mutex
);
1996 static void iwl_mvm_mac_update_tkip_key(struct ieee80211_hw
*hw
,
1997 struct ieee80211_vif
*vif
,
1998 struct ieee80211_key_conf
*keyconf
,
1999 struct ieee80211_sta
*sta
,
2000 u32 iv32
, u16
*phase1key
)
2002 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2004 if (keyconf
->hw_key_idx
== STA_KEY_IDX_INVALID
)
2007 iwl_mvm_update_tkip_key(mvm
, vif
, keyconf
, sta
, iv32
, phase1key
);
2011 static int iwl_mvm_roc(struct ieee80211_hw
*hw
,
2012 struct ieee80211_vif
*vif
,
2013 struct ieee80211_channel
*channel
,
2015 enum ieee80211_roc_type type
)
2017 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2018 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
2019 struct cfg80211_chan_def chandef
;
2020 struct iwl_mvm_phy_ctxt
*phy_ctxt
;
2023 IWL_DEBUG_MAC80211(mvm
, "enter (%d, %d, %d)\n", channel
->hw_value
,
2026 if (vif
->type
!= NL80211_IFTYPE_P2P_DEVICE
) {
2027 IWL_ERR(mvm
, "vif isn't a P2P_DEVICE: %d\n", vif
->type
);
2031 mutex_lock(&mvm
->mutex
);
2033 for (i
= 0; i
< NUM_PHY_CTX
; i
++) {
2034 phy_ctxt
= &mvm
->phy_ctxts
[i
];
2035 if (phy_ctxt
->ref
== 0 || mvmvif
->phy_ctxt
== phy_ctxt
)
2038 if (phy_ctxt
->ref
&& channel
== phy_ctxt
->channel
) {
2040 * Unbind the P2P_DEVICE from the current PHY context,
2041 * and if the PHY context is not used remove it.
2043 ret
= iwl_mvm_binding_remove_vif(mvm
, vif
);
2044 if (WARN(ret
, "Failed unbinding P2P_DEVICE\n"))
2047 iwl_mvm_phy_ctxt_unref(mvm
, mvmvif
->phy_ctxt
);
2049 /* Bind the P2P_DEVICE to the current PHY Context */
2050 mvmvif
->phy_ctxt
= phy_ctxt
;
2052 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
2053 if (WARN(ret
, "Failed binding P2P_DEVICE\n"))
2056 iwl_mvm_phy_ctxt_ref(mvm
, mvmvif
->phy_ctxt
);
2057 goto schedule_time_event
;
2061 /* Need to update the PHY context only if the ROC channel changed */
2062 if (channel
== mvmvif
->phy_ctxt
->channel
)
2063 goto schedule_time_event
;
2065 cfg80211_chandef_create(&chandef
, channel
, NL80211_CHAN_NO_HT
);
2068 * Change the PHY context configuration as it is currently referenced
2069 * only by the P2P Device MAC
2071 if (mvmvif
->phy_ctxt
->ref
== 1) {
2072 ret
= iwl_mvm_phy_ctxt_changed(mvm
, mvmvif
->phy_ctxt
,
2078 * The PHY context is shared with other MACs. Need to remove the
2079 * P2P Device from the binding, allocate an new PHY context and
2080 * create a new binding
2082 phy_ctxt
= iwl_mvm_get_free_phy_ctxt(mvm
);
2088 ret
= iwl_mvm_phy_ctxt_changed(mvm
, phy_ctxt
, &chandef
,
2091 IWL_ERR(mvm
, "Failed to change PHY context\n");
2095 /* Unbind the P2P_DEVICE from the current PHY context */
2096 ret
= iwl_mvm_binding_remove_vif(mvm
, vif
);
2097 if (WARN(ret
, "Failed unbinding P2P_DEVICE\n"))
2100 iwl_mvm_phy_ctxt_unref(mvm
, mvmvif
->phy_ctxt
);
2102 /* Bind the P2P_DEVICE to the new allocated PHY context */
2103 mvmvif
->phy_ctxt
= phy_ctxt
;
2105 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
2106 if (WARN(ret
, "Failed binding P2P_DEVICE\n"))
2109 iwl_mvm_phy_ctxt_ref(mvm
, mvmvif
->phy_ctxt
);
2112 schedule_time_event
:
2113 /* Schedule the time events */
2114 ret
= iwl_mvm_start_p2p_roc(mvm
, vif
, duration
, type
);
2117 mutex_unlock(&mvm
->mutex
);
2118 IWL_DEBUG_MAC80211(mvm
, "leave\n");
2122 static int iwl_mvm_cancel_roc(struct ieee80211_hw
*hw
)
2124 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2126 IWL_DEBUG_MAC80211(mvm
, "enter\n");
2128 mutex_lock(&mvm
->mutex
);
2129 iwl_mvm_stop_p2p_roc(mvm
);
2130 mutex_unlock(&mvm
->mutex
);
2132 IWL_DEBUG_MAC80211(mvm
, "leave\n");
2136 static int iwl_mvm_add_chanctx(struct ieee80211_hw
*hw
,
2137 struct ieee80211_chanctx_conf
*ctx
)
2139 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2140 u16
*phy_ctxt_id
= (u16
*)ctx
->drv_priv
;
2141 struct iwl_mvm_phy_ctxt
*phy_ctxt
;
2144 IWL_DEBUG_MAC80211(mvm
, "Add channel context\n");
2146 mutex_lock(&mvm
->mutex
);
2147 phy_ctxt
= iwl_mvm_get_free_phy_ctxt(mvm
);
2153 ret
= iwl_mvm_phy_ctxt_changed(mvm
, phy_ctxt
, &ctx
->min_def
,
2154 ctx
->rx_chains_static
,
2155 ctx
->rx_chains_dynamic
);
2157 IWL_ERR(mvm
, "Failed to add PHY context\n");
2161 iwl_mvm_phy_ctxt_ref(mvm
, phy_ctxt
);
2162 *phy_ctxt_id
= phy_ctxt
->id
;
2164 mutex_unlock(&mvm
->mutex
);
2168 static void iwl_mvm_remove_chanctx(struct ieee80211_hw
*hw
,
2169 struct ieee80211_chanctx_conf
*ctx
)
2171 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2172 u16
*phy_ctxt_id
= (u16
*)ctx
->drv_priv
;
2173 struct iwl_mvm_phy_ctxt
*phy_ctxt
= &mvm
->phy_ctxts
[*phy_ctxt_id
];
2175 mutex_lock(&mvm
->mutex
);
2176 iwl_mvm_phy_ctxt_unref(mvm
, phy_ctxt
);
2177 mutex_unlock(&mvm
->mutex
);
2180 static void iwl_mvm_change_chanctx(struct ieee80211_hw
*hw
,
2181 struct ieee80211_chanctx_conf
*ctx
,
2184 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2185 u16
*phy_ctxt_id
= (u16
*)ctx
->drv_priv
;
2186 struct iwl_mvm_phy_ctxt
*phy_ctxt
= &mvm
->phy_ctxts
[*phy_ctxt_id
];
2188 if (WARN_ONCE((phy_ctxt
->ref
> 1) &&
2189 (changed
& ~(IEEE80211_CHANCTX_CHANGE_WIDTH
|
2190 IEEE80211_CHANCTX_CHANGE_RX_CHAINS
|
2191 IEEE80211_CHANCTX_CHANGE_RADAR
|
2192 IEEE80211_CHANCTX_CHANGE_MIN_WIDTH
)),
2193 "Cannot change PHY. Ref=%d, changed=0x%X\n",
2194 phy_ctxt
->ref
, changed
))
2197 mutex_lock(&mvm
->mutex
);
2198 iwl_mvm_bt_coex_vif_change(mvm
);
2199 iwl_mvm_phy_ctxt_changed(mvm
, phy_ctxt
, &ctx
->min_def
,
2200 ctx
->rx_chains_static
,
2201 ctx
->rx_chains_dynamic
);
2202 mutex_unlock(&mvm
->mutex
);
2205 static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw
*hw
,
2206 struct ieee80211_vif
*vif
,
2207 struct ieee80211_chanctx_conf
*ctx
)
2209 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2210 u16
*phy_ctxt_id
= (u16
*)ctx
->drv_priv
;
2211 struct iwl_mvm_phy_ctxt
*phy_ctxt
= &mvm
->phy_ctxts
[*phy_ctxt_id
];
2212 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
2215 mutex_lock(&mvm
->mutex
);
2217 mvmvif
->phy_ctxt
= phy_ctxt
;
2219 switch (vif
->type
) {
2220 case NL80211_IFTYPE_AP
:
2221 /* Unless it's a CSA flow we have nothing to do here */
2222 if (vif
->csa_active
) {
2223 mvmvif
->ap_ibss_active
= true;
2226 case NL80211_IFTYPE_ADHOC
:
2228 * The AP binding flow is handled as part of the start_ap flow
2229 * (in bss_info_changed), similarly for IBSS.
2233 case NL80211_IFTYPE_STATION
:
2234 case NL80211_IFTYPE_MONITOR
:
2241 ret
= iwl_mvm_binding_add_vif(mvm
, vif
);
2246 * Power state must be updated before quotas,
2247 * otherwise fw will complain.
2249 iwl_mvm_power_update_mac(mvm
);
2251 /* Setting the quota at this stage is only required for monitor
2252 * interfaces. For the other types, the bss_info changed flow
2253 * will handle quota settings.
2255 if (vif
->type
== NL80211_IFTYPE_MONITOR
) {
2256 mvmvif
->monitor_active
= true;
2257 ret
= iwl_mvm_update_quotas(mvm
, vif
);
2259 goto out_remove_binding
;
2262 /* Handle binding during CSA */
2263 if (vif
->type
== NL80211_IFTYPE_AP
) {
2264 iwl_mvm_update_quotas(mvm
, vif
);
2265 iwl_mvm_mac_ctxt_changed(mvm
, vif
, false);
2271 iwl_mvm_binding_remove_vif(mvm
, vif
);
2272 iwl_mvm_power_update_mac(mvm
);
2274 mutex_unlock(&mvm
->mutex
);
2276 mvmvif
->phy_ctxt
= NULL
;
2280 static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw
*hw
,
2281 struct ieee80211_vif
*vif
,
2282 struct ieee80211_chanctx_conf
*ctx
)
2284 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2285 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
2287 mutex_lock(&mvm
->mutex
);
2289 iwl_mvm_remove_time_event(mvm
, mvmvif
, &mvmvif
->time_event_data
);
2291 switch (vif
->type
) {
2292 case NL80211_IFTYPE_ADHOC
:
2294 case NL80211_IFTYPE_MONITOR
:
2295 mvmvif
->monitor_active
= false;
2296 iwl_mvm_update_quotas(mvm
, NULL
);
2298 case NL80211_IFTYPE_AP
:
2299 /* This part is triggered only during CSA */
2300 if (!vif
->csa_active
|| !mvmvif
->ap_ibss_active
)
2303 mvmvif
->ap_ibss_active
= false;
2304 iwl_mvm_update_quotas(mvm
, NULL
);
2305 /*TODO: bt_coex notification here? */
2310 iwl_mvm_binding_remove_vif(mvm
, vif
);
2313 mvmvif
->phy_ctxt
= NULL
;
2314 iwl_mvm_power_update_mac(mvm
);
2315 mutex_unlock(&mvm
->mutex
);
2318 static int iwl_mvm_set_tim(struct ieee80211_hw
*hw
,
2319 struct ieee80211_sta
*sta
,
2322 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2323 struct iwl_mvm_sta
*mvm_sta
= (void *)sta
->drv_priv
;
2325 if (!mvm_sta
|| !mvm_sta
->vif
) {
2326 IWL_ERR(mvm
, "Station is not associated to a vif\n");
2330 return iwl_mvm_mac_ctxt_beacon_changed(mvm
, mvm_sta
->vif
);
2333 #ifdef CONFIG_NL80211_TESTMODE
2334 static const struct nla_policy iwl_mvm_tm_policy
[IWL_MVM_TM_ATTR_MAX
+ 1] = {
2335 [IWL_MVM_TM_ATTR_CMD
] = { .type
= NLA_U32
},
2336 [IWL_MVM_TM_ATTR_NOA_DURATION
] = { .type
= NLA_U32
},
2337 [IWL_MVM_TM_ATTR_BEACON_FILTER_STATE
] = { .type
= NLA_U32
},
2340 static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm
*mvm
,
2341 struct ieee80211_vif
*vif
,
2342 void *data
, int len
)
2344 struct nlattr
*tb
[IWL_MVM_TM_ATTR_MAX
+ 1];
2348 err
= nla_parse(tb
, IWL_MVM_TM_ATTR_MAX
, data
, len
, iwl_mvm_tm_policy
);
2352 if (!tb
[IWL_MVM_TM_ATTR_CMD
])
2355 switch (nla_get_u32(tb
[IWL_MVM_TM_ATTR_CMD
])) {
2356 case IWL_MVM_TM_CMD_SET_NOA
:
2357 if (!vif
|| vif
->type
!= NL80211_IFTYPE_AP
|| !vif
->p2p
||
2358 !vif
->bss_conf
.enable_beacon
||
2359 !tb
[IWL_MVM_TM_ATTR_NOA_DURATION
])
2362 noa_duration
= nla_get_u32(tb
[IWL_MVM_TM_ATTR_NOA_DURATION
]);
2363 if (noa_duration
>= vif
->bss_conf
.beacon_int
)
2366 mvm
->noa_duration
= noa_duration
;
2369 return iwl_mvm_update_quotas(mvm
, NULL
);
2370 case IWL_MVM_TM_CMD_SET_BEACON_FILTER
:
2371 /* must be associated client vif - ignore authorized */
2372 if (!vif
|| vif
->type
!= NL80211_IFTYPE_STATION
||
2373 !vif
->bss_conf
.assoc
|| !vif
->bss_conf
.dtim_period
||
2374 !tb
[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE
])
2377 if (nla_get_u32(tb
[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE
]))
2378 return iwl_mvm_enable_beacon_filter(mvm
, vif
, 0);
2379 return iwl_mvm_disable_beacon_filter(mvm
, vif
, 0);
2385 static int iwl_mvm_mac_testmode_cmd(struct ieee80211_hw
*hw
,
2386 struct ieee80211_vif
*vif
,
2387 void *data
, int len
)
2389 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2392 mutex_lock(&mvm
->mutex
);
2393 err
= __iwl_mvm_mac_testmode_cmd(mvm
, vif
, data
, len
);
2394 mutex_unlock(&mvm
->mutex
);
2400 static void iwl_mvm_channel_switch_beacon(struct ieee80211_hw
*hw
,
2401 struct ieee80211_vif
*vif
,
2402 struct cfg80211_chan_def
*chandef
)
2404 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2406 mutex_lock(&mvm
->mutex
);
2407 if (WARN(mvm
->csa_vif
&& mvm
->csa_vif
->csa_active
,
2408 "Another CSA is already in progress"))
2411 IWL_DEBUG_MAC80211(mvm
, "CSA started to freq %d\n",
2412 chandef
->center_freq1
);
2416 mutex_unlock(&mvm
->mutex
);
2419 static void iwl_mvm_mac_flush(struct ieee80211_hw
*hw
,
2420 struct ieee80211_vif
*vif
, u32 queues
, bool drop
)
2422 struct iwl_mvm
*mvm
= IWL_MAC80211_GET_MVM(hw
);
2423 struct iwl_mvm_vif
*mvmvif
;
2424 struct iwl_mvm_sta
*mvmsta
;
2426 if (!vif
|| vif
->type
!= NL80211_IFTYPE_STATION
)
2429 mutex_lock(&mvm
->mutex
);
2430 mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
2431 mvmsta
= iwl_mvm_sta_from_staid_protected(mvm
, mvmvif
->ap_sta_id
);
2433 if (WARN_ON_ONCE(!mvmsta
))
2437 if (iwl_mvm_flush_tx_path(mvm
, mvmsta
->tfd_queue_msk
, true))
2438 IWL_ERR(mvm
, "flush request fail\n");
2440 iwl_trans_wait_tx_queue_empty(mvm
->trans
,
2441 mvmsta
->tfd_queue_msk
);
2444 mutex_unlock(&mvm
->mutex
);
2447 const struct ieee80211_ops iwl_mvm_hw_ops
= {
2448 .tx
= iwl_mvm_mac_tx
,
2449 .ampdu_action
= iwl_mvm_mac_ampdu_action
,
2450 .start
= iwl_mvm_mac_start
,
2451 .restart_complete
= iwl_mvm_mac_restart_complete
,
2452 .stop
= iwl_mvm_mac_stop
,
2453 .add_interface
= iwl_mvm_mac_add_interface
,
2454 .remove_interface
= iwl_mvm_mac_remove_interface
,
2455 .config
= iwl_mvm_mac_config
,
2456 .prepare_multicast
= iwl_mvm_prepare_multicast
,
2457 .configure_filter
= iwl_mvm_configure_filter
,
2458 .bss_info_changed
= iwl_mvm_bss_info_changed
,
2459 .hw_scan
= iwl_mvm_mac_hw_scan
,
2460 .cancel_hw_scan
= iwl_mvm_mac_cancel_hw_scan
,
2461 .sta_pre_rcu_remove
= iwl_mvm_sta_pre_rcu_remove
,
2462 .sta_state
= iwl_mvm_mac_sta_state
,
2463 .sta_notify
= iwl_mvm_mac_sta_notify
,
2464 .allow_buffered_frames
= iwl_mvm_mac_allow_buffered_frames
,
2465 .release_buffered_frames
= iwl_mvm_mac_release_buffered_frames
,
2466 .set_rts_threshold
= iwl_mvm_mac_set_rts_threshold
,
2467 .sta_rc_update
= iwl_mvm_sta_rc_update
,
2468 .conf_tx
= iwl_mvm_mac_conf_tx
,
2469 .mgd_prepare_tx
= iwl_mvm_mac_mgd_prepare_tx
,
2470 .flush
= iwl_mvm_mac_flush
,
2471 .sched_scan_start
= iwl_mvm_mac_sched_scan_start
,
2472 .sched_scan_stop
= iwl_mvm_mac_sched_scan_stop
,
2473 .set_key
= iwl_mvm_mac_set_key
,
2474 .update_tkip_key
= iwl_mvm_mac_update_tkip_key
,
2475 .remain_on_channel
= iwl_mvm_roc
,
2476 .cancel_remain_on_channel
= iwl_mvm_cancel_roc
,
2477 .add_chanctx
= iwl_mvm_add_chanctx
,
2478 .remove_chanctx
= iwl_mvm_remove_chanctx
,
2479 .change_chanctx
= iwl_mvm_change_chanctx
,
2480 .assign_vif_chanctx
= iwl_mvm_assign_vif_chanctx
,
2481 .unassign_vif_chanctx
= iwl_mvm_unassign_vif_chanctx
,
2483 .start_ap
= iwl_mvm_start_ap_ibss
,
2484 .stop_ap
= iwl_mvm_stop_ap_ibss
,
2485 .join_ibss
= iwl_mvm_start_ap_ibss
,
2486 .leave_ibss
= iwl_mvm_stop_ap_ibss
,
2488 .set_tim
= iwl_mvm_set_tim
,
2490 .channel_switch_beacon
= iwl_mvm_channel_switch_beacon
,
2492 CFG80211_TESTMODE_CMD(iwl_mvm_mac_testmode_cmd
)
2494 #ifdef CONFIG_PM_SLEEP
2496 .suspend
= iwl_mvm_suspend
,
2497 .resume
= iwl_mvm_resume
,
2498 .set_wakeup
= iwl_mvm_set_wakeup
,
2499 .set_rekey_data
= iwl_mvm_set_rekey_data
,
2500 #if IS_ENABLED(CONFIG_IPV6)
2501 .ipv6_addr_change
= iwl_mvm_ipv6_addr_change
,
2503 .set_default_unicast_key
= iwl_mvm_set_default_unicast_key
,