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1 /******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of version 2 of the GNU General Public License as
14 * published by the Free Software Foundation.
15 *
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
24 * USA
25 *
26 * The full GNU General Public License is included in this distribution
27 * in the file called COPYING.
28 *
29 * Contact Information:
30 * Intel Linux Wireless <linuxwifi@intel.com>
31 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
32 *
33 * BSD LICENSE
34 *
35 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
36 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
37 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
38 * All rights reserved.
39 *
40 * Redistribution and use in source and binary forms, with or without
41 * modification, are permitted provided that the following conditions
42 * are met:
43 *
44 * * Redistributions of source code must retain the above copyright
45 * notice, this list of conditions and the following disclaimer.
46 * * Redistributions in binary form must reproduce the above copyright
47 * notice, this list of conditions and the following disclaimer in
48 * the documentation and/or other materials provided with the
49 * distribution.
50 * * Neither the name Intel Corporation nor the names of its
51 * contributors may be used to endorse or promote products derived
52 * from this software without specific prior written permission.
53 *
54 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
55 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
56 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
57 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
58 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
59 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
60 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
61 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
62 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
63 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
64 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
65 *
66 *****************************************************************************/
67
68 #ifndef __IWL_MVM_H__
69 #define __IWL_MVM_H__
70
71 #include <linux/list.h>
72 #include <linux/spinlock.h>
73 #include <linux/leds.h>
74 #include <linux/in6.h>
75
76 #ifdef CONFIG_THERMAL
77 #include <linux/thermal.h>
78 #endif
79
80 #include "iwl-op-mode.h"
81 #include "iwl-trans.h"
82 #include "fw/notif-wait.h"
83 #include "iwl-eeprom-parse.h"
84 #include "fw/file.h"
85 #include "iwl-config.h"
86 #include "sta.h"
87 #include "fw-api.h"
88 #include "constants.h"
89 #include "tof.h"
90 #include "fw/runtime.h"
91 #include "fw/dbg.h"
92 #include "fw/acpi.h"
93
94 #define IWL_MVM_MAX_ADDRESSES 5
95 /* RSSI offset for WkP */
96 #define IWL_RSSI_OFFSET 50
97 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
98 /* A TimeUnit is 1024 microsecond */
99 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
100
101 /* For GO, this value represents the number of TUs before CSA "beacon
102 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
103 * must be big enough to ensure that we switch in time.
104 */
105 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
106
107 /* For client, this value represents the number of TUs before CSA
108 * "beacon 1" TBTT, instead. This is because we don't know when the
109 * GO/AP will be in the new channel, so we switch early enough.
110 */
111 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
112
113 /*
114 * This value (in TUs) is used to fine tune the CSA NoA end time which should
115 * be just before "beacon 0" TBTT.
116 */
117 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
118
119 /*
120 * Number of beacons to transmit on a new channel until we unblock tx to
121 * the stations, even if we didn't identify them on a new channel
122 */
123 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
124
125 /* offchannel queue towards mac80211 */
126 #define IWL_MVM_OFFCHANNEL_QUEUE 0
127
128 extern const struct ieee80211_ops iwl_mvm_hw_ops;
129
130 /**
131 * struct iwl_mvm_mod_params - module parameters for iwlmvm
132 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
133 * We will register to mac80211 to have testmode working. The NIC must not
134 * be up'ed after the INIT fw asserted. This is useful to be able to use
135 * proprietary tools over testmode to debug the INIT fw.
136 * @tfd_q_hang_detect: enabled the detection of hung transmit queues
137 * @power_scheme: one of enum iwl_power_scheme
138 */
139 struct iwl_mvm_mod_params {
140 bool init_dbg;
141 bool tfd_q_hang_detect;
142 int power_scheme;
143 };
144 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
145
146 struct iwl_mvm_phy_ctxt {
147 u16 id;
148 u16 color;
149 u32 ref;
150
151 enum nl80211_chan_width width;
152
153 /*
154 * TODO: This should probably be removed. Currently here only for rate
155 * scaling algorithm
156 */
157 struct ieee80211_channel *channel;
158 };
159
160 struct iwl_mvm_time_event_data {
161 struct ieee80211_vif *vif;
162 struct list_head list;
163 unsigned long end_jiffies;
164 u32 duration;
165 bool running;
166 u32 uid;
167
168 /*
169 * The access to the 'id' field must be done when the
170 * mvm->time_event_lock is held, as it value is used to indicate
171 * if the te is in the time event list or not (when id == TE_MAX)
172 */
173 u32 id;
174 };
175
176 /* Power management */
177
178 /**
179 * enum iwl_power_scheme
180 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
181 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
182 * @IWL_POWER_LEVEL_LP - Low Power
183 */
184 enum iwl_power_scheme {
185 IWL_POWER_SCHEME_CAM = 1,
186 IWL_POWER_SCHEME_BPS,
187 IWL_POWER_SCHEME_LP
188 };
189
190 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
191 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
192
193 #ifdef CONFIG_IWLWIFI_DEBUGFS
194 enum iwl_dbgfs_pm_mask {
195 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
196 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
197 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
198 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
199 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
200 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
201 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
202 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
203 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
204 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
205 };
206
207 struct iwl_dbgfs_pm {
208 u16 keep_alive_seconds;
209 u32 rx_data_timeout;
210 u32 tx_data_timeout;
211 bool skip_over_dtim;
212 u8 skip_dtim_periods;
213 bool lprx_ena;
214 u32 lprx_rssi_threshold;
215 bool snooze_ena;
216 bool uapsd_misbehaving;
217 bool use_ps_poll;
218 int mask;
219 };
220
221 /* beacon filtering */
222
223 enum iwl_dbgfs_bf_mask {
224 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
225 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
226 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
227 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
228 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
229 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
230 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
231 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
232 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
233 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
234 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
235 };
236
237 struct iwl_dbgfs_bf {
238 u32 bf_energy_delta;
239 u32 bf_roaming_energy_delta;
240 u32 bf_roaming_state;
241 u32 bf_temp_threshold;
242 u32 bf_temp_fast_filter;
243 u32 bf_temp_slow_filter;
244 u32 bf_enable_beacon_filter;
245 u32 bf_debug_flag;
246 u32 bf_escape_timer;
247 u32 ba_escape_timer;
248 u32 ba_enable_beacon_abort;
249 int mask;
250 };
251 #endif
252
253 enum iwl_mvm_smps_type_request {
254 IWL_MVM_SMPS_REQ_BT_COEX,
255 IWL_MVM_SMPS_REQ_TT,
256 IWL_MVM_SMPS_REQ_PROT,
257 NUM_IWL_MVM_SMPS_REQ,
258 };
259
260 enum iwl_mvm_ref_type {
261 IWL_MVM_REF_UCODE_DOWN,
262 IWL_MVM_REF_SCAN,
263 IWL_MVM_REF_ROC,
264 IWL_MVM_REF_ROC_AUX,
265 IWL_MVM_REF_P2P_CLIENT,
266 IWL_MVM_REF_AP_IBSS,
267 IWL_MVM_REF_USER,
268 IWL_MVM_REF_TX,
269 IWL_MVM_REF_TX_AGG,
270 IWL_MVM_REF_ADD_IF,
271 IWL_MVM_REF_START_AP,
272 IWL_MVM_REF_BSS_CHANGED,
273 IWL_MVM_REF_PREPARE_TX,
274 IWL_MVM_REF_PROTECT_TDLS,
275 IWL_MVM_REF_CHECK_CTKILL,
276 IWL_MVM_REF_PRPH_READ,
277 IWL_MVM_REF_PRPH_WRITE,
278 IWL_MVM_REF_NMI,
279 IWL_MVM_REF_TM_CMD,
280 IWL_MVM_REF_EXIT_WORK,
281 IWL_MVM_REF_PROTECT_CSA,
282 IWL_MVM_REF_FW_DBG_COLLECT,
283 IWL_MVM_REF_INIT_UCODE,
284 IWL_MVM_REF_SENDING_CMD,
285 IWL_MVM_REF_RX,
286
287 /* update debugfs.c when changing this */
288
289 IWL_MVM_REF_COUNT,
290 };
291
292 enum iwl_bt_force_ant_mode {
293 BT_FORCE_ANT_DIS = 0,
294 BT_FORCE_ANT_AUTO,
295 BT_FORCE_ANT_BT,
296 BT_FORCE_ANT_WIFI,
297
298 BT_FORCE_ANT_MAX,
299 };
300
301 /**
302 * struct iwl_mvm_vif_bf_data - beacon filtering related data
303 * @bf_enabled: indicates if beacon filtering is enabled
304 * @ba_enabled: indicated if beacon abort is enabled
305 * @ave_beacon_signal: average beacon signal
306 * @last_cqm_event: rssi of the last cqm event
307 * @bt_coex_min_thold: minimum threshold for BT coex
308 * @bt_coex_max_thold: maximum threshold for BT coex
309 * @last_bt_coex_event: rssi of the last BT coex event
310 */
311 struct iwl_mvm_vif_bf_data {
312 bool bf_enabled;
313 bool ba_enabled;
314 int ave_beacon_signal;
315 int last_cqm_event;
316 int bt_coex_min_thold;
317 int bt_coex_max_thold;
318 int last_bt_coex_event;
319 };
320
321 /**
322 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
323 * @id: between 0 and 3
324 * @color: to solve races upon MAC addition and removal
325 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
326 * @bssid: BSSID for this (client) interface
327 * @associated: indicates that we're currently associated, used only for
328 * managing the firmware state in iwl_mvm_bss_info_changed_station()
329 * @ap_assoc_sta_count: count of stations associated to us - valid only
330 * if VIF type is AP
331 * @uploaded: indicates the MAC context has been added to the device
332 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
333 * should get quota etc.
334 * @pm_enabled - Indicate if MAC power management is allowed
335 * @monitor_active: indicates that monitor context is configured, and that the
336 * interface should get quota etc.
337 * @low_latency_traffic: indicates low latency traffic was detected
338 * @low_latency_dbgfs: low latency mode set from debugfs
339 * @low_latency_vcmd: low latency mode set from vendor command
340 * @ps_disabled: indicates that this interface requires PS to be disabled
341 * @queue_params: QoS params for this MAC
342 * @bcast_sta: station used for broadcast packets. Used by the following
343 * vifs: P2P_DEVICE, GO and AP.
344 * @beacon_skb: the skb used to hold the AP/GO beacon template
345 * @smps_requests: the SMPS requests of different parts of the driver,
346 * combined on update to yield the overall request to mac80211.
347 * @beacon_stats: beacon statistics, containing the # of received beacons,
348 * # of received beacons accumulated over FW restart, and the current
349 * average signal of beacons retrieved from the firmware
350 * @csa_failed: CSA failed to schedule time event, report an error later
351 * @features: hw features active for this vif
352 */
353 struct iwl_mvm_vif {
354 struct iwl_mvm *mvm;
355 u16 id;
356 u16 color;
357 u8 ap_sta_id;
358
359 u8 bssid[ETH_ALEN];
360 bool associated;
361 u8 ap_assoc_sta_count;
362
363 u16 cab_queue;
364
365 bool uploaded;
366 bool ap_ibss_active;
367 bool pm_enabled;
368 bool monitor_active;
369 bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
370 bool ps_disabled;
371 struct iwl_mvm_vif_bf_data bf_data;
372
373 struct {
374 u32 num_beacons, accu_num_beacons;
375 u8 avg_signal;
376 } beacon_stats;
377
378 u32 ap_beacon_time;
379
380 enum iwl_tsf_id tsf_id;
381
382 /*
383 * QoS data from mac80211, need to store this here
384 * as mac80211 has a separate callback but we need
385 * to have the data for the MAC context
386 */
387 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
388 struct iwl_mvm_time_event_data time_event_data;
389 struct iwl_mvm_time_event_data hs_time_event_data;
390
391 struct iwl_mvm_int_sta bcast_sta;
392 struct iwl_mvm_int_sta mcast_sta;
393
394 /*
395 * Assigned while mac80211 has the interface in a channel context,
396 * or, for P2P Device, while it exists.
397 */
398 struct iwl_mvm_phy_ctxt *phy_ctxt;
399
400 #ifdef CONFIG_PM
401 /* WoWLAN GTK rekey data */
402 struct {
403 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
404 __le64 replay_ctr;
405 bool valid;
406 } rekey_data;
407
408 int tx_key_idx;
409
410 bool seqno_valid;
411 u16 seqno;
412 #endif
413
414 #if IS_ENABLED(CONFIG_IPV6)
415 /* IPv6 addresses for WoWLAN */
416 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
417 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
418 int num_target_ipv6_addrs;
419 #endif
420
421 #ifdef CONFIG_IWLWIFI_DEBUGFS
422 struct dentry *dbgfs_dir;
423 struct dentry *dbgfs_slink;
424 struct iwl_dbgfs_pm dbgfs_pm;
425 struct iwl_dbgfs_bf dbgfs_bf;
426 struct iwl_mac_power_cmd mac_pwr_cmd;
427 int dbgfs_quota_min;
428 #endif
429
430 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
431
432 /* FW identified misbehaving AP */
433 u8 uapsd_misbehaving_bssid[ETH_ALEN];
434
435 /* Indicates that CSA countdown may be started */
436 bool csa_countdown;
437 bool csa_failed;
438 u16 csa_target_freq;
439
440 /* TCP Checksum Offload */
441 netdev_features_t features;
442 };
443
444 static inline struct iwl_mvm_vif *
445 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
446 {
447 if (!vif)
448 return NULL;
449 return (void *)vif->drv_priv;
450 }
451
452 extern const u8 tid_to_mac80211_ac[];
453
454 #define IWL_MVM_SCAN_STOPPING_SHIFT 8
455
456 enum iwl_scan_status {
457 IWL_MVM_SCAN_REGULAR = BIT(0),
458 IWL_MVM_SCAN_SCHED = BIT(1),
459 IWL_MVM_SCAN_NETDETECT = BIT(2),
460
461 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8),
462 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9),
463 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
464
465 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR |
466 IWL_MVM_SCAN_STOPPING_REGULAR,
467 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED |
468 IWL_MVM_SCAN_STOPPING_SCHED,
469 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT |
470 IWL_MVM_SCAN_STOPPING_NETDETECT,
471
472 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
473 IWL_MVM_SCAN_MASK = 0xff,
474 };
475
476 enum iwl_mvm_scan_type {
477 IWL_SCAN_TYPE_NOT_SET,
478 IWL_SCAN_TYPE_UNASSOC,
479 IWL_SCAN_TYPE_WILD,
480 IWL_SCAN_TYPE_MILD,
481 IWL_SCAN_TYPE_FRAGMENTED,
482 };
483
484 enum iwl_mvm_sched_scan_pass_all_states {
485 SCHED_SCAN_PASS_ALL_DISABLED,
486 SCHED_SCAN_PASS_ALL_ENABLED,
487 SCHED_SCAN_PASS_ALL_FOUND,
488 };
489
490 /**
491 * struct iwl_nvm_section - describes an NVM section in memory.
492 *
493 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
494 * and saved for later use by the driver. Not all NVM sections are saved
495 * this way, only the needed ones.
496 */
497 struct iwl_nvm_section {
498 u16 length;
499 const u8 *data;
500 };
501
502 /**
503 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
504 * @ct_kill_exit: worker to exit thermal kill
505 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
506 * @tx_backoff: The current thremal throttling tx backoff in uSec.
507 * @min_backoff: The minimal tx backoff due to power restrictions
508 * @params: Parameters to configure the thermal throttling algorithm.
509 * @throttle: Is thermal throttling is active?
510 */
511 struct iwl_mvm_tt_mgmt {
512 struct delayed_work ct_kill_exit;
513 bool dynamic_smps;
514 u32 tx_backoff;
515 u32 min_backoff;
516 struct iwl_tt_params params;
517 bool throttle;
518 };
519
520 #ifdef CONFIG_THERMAL
521 /**
522 *struct iwl_mvm_thermal_device - thermal zone related data
523 * @temp_trips: temperature thresholds for report
524 * @fw_trips_index: keep indexes to original array - temp_trips
525 * @tzone: thermal zone device data
526 */
527 struct iwl_mvm_thermal_device {
528 s16 temp_trips[IWL_MAX_DTS_TRIPS];
529 u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
530 struct thermal_zone_device *tzone;
531 };
532
533 /*
534 * struct iwl_mvm_cooling_device
535 * @cur_state: current state
536 * @cdev: struct thermal cooling device
537 */
538 struct iwl_mvm_cooling_device {
539 u32 cur_state;
540 struct thermal_cooling_device *cdev;
541 };
542 #endif
543
544 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
545
546 struct iwl_mvm_frame_stats {
547 u32 legacy_frames;
548 u32 ht_frames;
549 u32 vht_frames;
550 u32 bw_20_frames;
551 u32 bw_40_frames;
552 u32 bw_80_frames;
553 u32 bw_160_frames;
554 u32 sgi_frames;
555 u32 ngi_frames;
556 u32 siso_frames;
557 u32 mimo2_frames;
558 u32 agg_frames;
559 u32 ampdu_count;
560 u32 success_frames;
561 u32 fail_frames;
562 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
563 int last_frame_idx;
564 };
565
566 enum {
567 D0I3_DEFER_WAKEUP,
568 D0I3_PENDING_WAKEUP,
569 };
570
571 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
572 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
573 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
574
575 enum iwl_mvm_tdls_cs_state {
576 IWL_MVM_TDLS_SW_IDLE = 0,
577 IWL_MVM_TDLS_SW_REQ_SENT,
578 IWL_MVM_TDLS_SW_RESP_RCVD,
579 IWL_MVM_TDLS_SW_REQ_RCVD,
580 IWL_MVM_TDLS_SW_ACTIVE,
581 };
582
583 /**
584 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
585 * @head_sn: reorder window head sn
586 * @num_stored: number of mpdus stored in the buffer
587 * @buf_size: the reorder buffer size as set by the last addba request
588 * @queue: queue of this reorder buffer
589 * @last_amsdu: track last ASMDU SN for duplication detection
590 * @last_sub_index: track ASMDU sub frame index for duplication detection
591 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
592 * it is the time of last received sub-frame
593 * @removed: prevent timer re-arming
594 * @valid: reordering is valid for this queue
595 * @lock: protect reorder buffer internal state
596 * @mvm: mvm pointer, needed for frame timer context
597 */
598 struct iwl_mvm_reorder_buffer {
599 u16 head_sn;
600 u16 num_stored;
601 u8 buf_size;
602 int queue;
603 u16 last_amsdu;
604 u8 last_sub_index;
605 struct timer_list reorder_timer;
606 bool removed;
607 bool valid;
608 spinlock_t lock;
609 struct iwl_mvm *mvm;
610 } ____cacheline_aligned_in_smp;
611
612 /**
613 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
614 * @frames: list of skbs stored
615 * @reorder_time: time the packet was stored in the reorder buffer
616 */
617 struct _iwl_mvm_reorder_buf_entry {
618 struct sk_buff_head frames;
619 unsigned long reorder_time;
620 };
621
622 /* make this indirection to get the aligned thing */
623 struct iwl_mvm_reorder_buf_entry {
624 struct _iwl_mvm_reorder_buf_entry e;
625 }
626 #ifndef __CHECKER__
627 /* sparse doesn't like this construct: "bad integer constant expression" */
628 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
629 #endif
630 ;
631
632 /**
633 * struct iwl_mvm_baid_data - BA session data
634 * @sta_id: station id
635 * @tid: tid of the session
636 * @baid baid of the session
637 * @timeout: the timeout set in the addba request
638 * @entries_per_queue: # of buffers per queue, this actually gets
639 * aligned up to avoid cache line sharing between queues
640 * @last_rx: last rx jiffies, updated only if timeout passed from last update
641 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
642 * @mvm: mvm pointer, needed for timer context
643 * @reorder_buf: reorder buffer, allocated per queue
644 * @reorder_buf_data: data
645 */
646 struct iwl_mvm_baid_data {
647 struct rcu_head rcu_head;
648 u8 sta_id;
649 u8 tid;
650 u8 baid;
651 u16 timeout;
652 u16 entries_per_queue;
653 unsigned long last_rx;
654 struct timer_list session_timer;
655 struct iwl_mvm *mvm;
656 struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
657 struct iwl_mvm_reorder_buf_entry entries[];
658 };
659
660 static inline struct iwl_mvm_baid_data *
661 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
662 {
663 return (void *)((u8 *)buf -
664 offsetof(struct iwl_mvm_baid_data, reorder_buf) -
665 sizeof(*buf) * buf->queue);
666 }
667
668 /*
669 * enum iwl_mvm_queue_status - queue status
670 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
671 * Basically, this means that this queue can be used for any purpose
672 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
673 * This is the state of a queue that has been dedicated for some RATID
674 * (agg'd or not), but that hasn't yet gone through the actual enablement
675 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
676 * Note that in this state there is no requirement to already know what TID
677 * should be used with this queue, it is just marked as a queue that will
678 * be used, and shouldn't be allocated to anyone else.
679 * @IWL_MVM_QUEUE_READY: queue is ready to be used
680 * This is the state of a queue that has been fully configured (including
681 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be
682 * used to send traffic.
683 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
684 * This is a state in which a single queue serves more than one TID, all of
685 * which are not aggregated. Note that the queue is only associated to one
686 * RA.
687 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
688 * This is a state of a queue that has had traffic on it, but during the
689 * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
690 * it. In this state, when a new queue is needed to be allocated but no
691 * such free queue exists, an inactive queue might be freed and given to
692 * the new RA/TID.
693 * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
694 * This is the state of a queue that has had traffic pass through it, but
695 * needs to be reconfigured for some reason, e.g. the queue needs to
696 * become unshared and aggregations re-enabled on.
697 */
698 enum iwl_mvm_queue_status {
699 IWL_MVM_QUEUE_FREE,
700 IWL_MVM_QUEUE_RESERVED,
701 IWL_MVM_QUEUE_READY,
702 IWL_MVM_QUEUE_SHARED,
703 IWL_MVM_QUEUE_INACTIVE,
704 IWL_MVM_QUEUE_RECONFIGURING,
705 };
706
707 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ)
708 #define IWL_MVM_INVALID_QUEUE 0xFFFF
709
710 #define IWL_MVM_NUM_CIPHERS 10
711
712 struct iwl_mvm_sar_profile {
713 bool enabled;
714 u8 table[ACPI_SAR_TABLE_SIZE];
715 };
716
717 struct iwl_mvm_geo_profile {
718 u8 values[ACPI_GEO_TABLE_SIZE];
719 };
720
721 struct iwl_mvm {
722 /* for logger access */
723 struct device *dev;
724
725 struct iwl_trans *trans;
726 const struct iwl_fw *fw;
727 const struct iwl_cfg *cfg;
728 struct iwl_phy_db *phy_db;
729 struct ieee80211_hw *hw;
730
731 /* for protecting access to iwl_mvm */
732 struct mutex mutex;
733 struct list_head async_handlers_list;
734 spinlock_t async_handlers_lock;
735 struct work_struct async_handlers_wk;
736
737 struct work_struct roc_done_wk;
738
739 unsigned long init_status;
740
741 unsigned long status;
742
743 u32 queue_sync_cookie;
744 atomic_t queue_sync_counter;
745 /*
746 * for beacon filtering -
747 * currently only one interface can be supported
748 */
749 struct iwl_mvm_vif *bf_allowed_vif;
750
751 bool hw_registered;
752 bool calibrating;
753 u32 error_event_table[2];
754 u32 log_event_table;
755 u32 umac_error_event_table;
756 bool support_umac_log;
757
758 u32 ampdu_ref;
759 bool ampdu_toggle;
760
761 struct iwl_notif_wait_data notif_wait;
762
763 union {
764 struct mvm_statistics_rx_v3 rx_stats_v3;
765 struct mvm_statistics_rx rx_stats;
766 };
767
768 struct {
769 u64 rx_time;
770 u64 tx_time;
771 u64 on_time_rf;
772 u64 on_time_scan;
773 } radio_stats, accu_radio_stats;
774
775 u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES];
776
777 struct {
778 u8 hw_queue_refcount;
779 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
780 bool reserved; /* Is this the TXQ reserved for a STA */
781 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
782 u8 txq_tid; /* The TID "owner" of this queue*/
783 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
784 /* Timestamp for inactivation per TID of this queue */
785 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
786 enum iwl_mvm_queue_status status;
787 } queue_info[IWL_MAX_HW_QUEUES];
788 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
789 struct work_struct add_stream_wk; /* To add streams to queues */
790
791 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
792
793 const char *nvm_file_name;
794 struct iwl_nvm_data *nvm_data;
795 /* NVM sections */
796 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
797
798 struct iwl_fw_runtime fwrt;
799
800 /* EEPROM MAC addresses */
801 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
802
803 /* data related to data path */
804 struct iwl_rx_phy_info last_phy_info;
805 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
806 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
807 u8 rx_ba_sessions;
808
809 /* configured by mac80211 */
810 u32 rts_threshold;
811
812 /* Scan status, cmd (pre-allocated) and auxiliary station */
813 unsigned int scan_status;
814 void *scan_cmd;
815 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
816 enum iwl_mvm_scan_type scan_type;
817 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
818 struct delayed_work scan_timeout_dwork;
819
820 /* max number of simultaneous scans the FW supports */
821 unsigned int max_scans;
822
823 /* UMAC scan tracking */
824 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
825
826 /* start time of last scan in TSF of the mac that requested the scan */
827 u64 scan_start;
828
829 /* the vif that requested the current scan */
830 struct iwl_mvm_vif *scan_vif;
831
832 /* rx chain antennas set through debugfs for the scan command */
833 u8 scan_rx_ant;
834
835 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
836 /* broadcast filters to configure for each associated station */
837 const struct iwl_fw_bcast_filter *bcast_filters;
838 #ifdef CONFIG_IWLWIFI_DEBUGFS
839 struct {
840 bool override;
841 struct iwl_bcast_filter_cmd cmd;
842 } dbgfs_bcast_filtering;
843 #endif
844 #endif
845
846 /* Internal station */
847 struct iwl_mvm_int_sta aux_sta;
848 struct iwl_mvm_int_sta snif_sta;
849
850 bool last_ebs_successful;
851
852 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
853 u8 mgmt_last_antenna_idx;
854
855 /* last smart fifo state that was successfully sent to firmware */
856 enum iwl_sf_state sf_state;
857
858 #ifdef CONFIG_IWLWIFI_DEBUGFS
859 struct dentry *debugfs_dir;
860 u32 dbgfs_sram_offset, dbgfs_sram_len;
861 u32 dbgfs_prph_reg_addr;
862 bool disable_power_off;
863 bool disable_power_off_d3;
864
865 bool scan_iter_notif_enabled;
866
867 struct debugfs_blob_wrapper nvm_hw_blob;
868 struct debugfs_blob_wrapper nvm_sw_blob;
869 struct debugfs_blob_wrapper nvm_calib_blob;
870 struct debugfs_blob_wrapper nvm_prod_blob;
871 struct debugfs_blob_wrapper nvm_phy_sku_blob;
872
873 struct iwl_mvm_frame_stats drv_rx_stats;
874 spinlock_t drv_stats_lock;
875 u16 dbgfs_rx_phyinfo;
876 #endif
877
878 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
879
880 struct list_head time_event_list;
881 spinlock_t time_event_lock;
882
883 /*
884 * A bitmap indicating the index of the key in use. The firmware
885 * can hold 16 keys at most. Reflect this fact.
886 */
887 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
888 u8 fw_key_deleted[STA_KEY_MAX_NUM];
889
890 /* references taken by the driver and spinlock protecting them */
891 spinlock_t refs_lock;
892 u8 refs[IWL_MVM_REF_COUNT];
893
894 u8 vif_count;
895
896 /* -1 for always, 0 for never, >0 for that many times */
897 s8 fw_restart;
898
899 #ifdef CONFIG_IWLWIFI_LEDS
900 struct led_classdev led;
901 #endif
902
903 struct ieee80211_vif *p2p_device_vif;
904
905 #ifdef CONFIG_PM
906 struct wiphy_wowlan_support wowlan;
907 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
908
909 /* sched scan settings for net detect */
910 struct ieee80211_scan_ies nd_ies;
911 struct cfg80211_match_set *nd_match_sets;
912 int n_nd_match_sets;
913 struct ieee80211_channel **nd_channels;
914 int n_nd_channels;
915 bool net_detect;
916 #ifdef CONFIG_IWLWIFI_DEBUGFS
917 bool d3_wake_sysassert;
918 bool d3_test_active;
919 bool store_d3_resume_sram;
920 void *d3_resume_sram;
921 u32 d3_test_pme_ptr;
922 struct ieee80211_vif *keep_vif;
923 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
924 #endif
925 #endif
926
927 /* d0i3 */
928 u8 d0i3_ap_sta_id;
929 bool d0i3_offloading;
930 struct work_struct d0i3_exit_work;
931 struct sk_buff_head d0i3_tx;
932 /* protect d0i3_suspend_flags */
933 struct mutex d0i3_suspend_mutex;
934 unsigned long d0i3_suspend_flags;
935 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
936 spinlock_t d0i3_tx_lock;
937 wait_queue_head_t d0i3_exit_waitq;
938 wait_queue_head_t rx_sync_waitq;
939
940 /* BT-Coex */
941 struct iwl_bt_coex_profile_notif last_bt_notif;
942 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
943
944 u8 bt_tx_prio;
945 enum iwl_bt_force_ant_mode bt_force_ant_mode;
946
947 /* Aux ROC */
948 struct list_head aux_roc_te_list;
949
950 /* Thermal Throttling and CTkill */
951 struct iwl_mvm_tt_mgmt thermal_throttle;
952 #ifdef CONFIG_THERMAL
953 struct iwl_mvm_thermal_device tz_device;
954 struct iwl_mvm_cooling_device cooling_dev;
955 #endif
956
957 s32 temperature; /* Celsius */
958 /*
959 * Debug option to set the NIC temperature. This option makes the
960 * driver think this is the actual NIC temperature, and ignore the
961 * real temperature that is received from the fw
962 */
963 bool temperature_test; /* Debug test temperature is enabled */
964
965 struct iwl_time_quota_cmd last_quota_cmd;
966
967 #ifdef CONFIG_NL80211_TESTMODE
968 u32 noa_duration;
969 struct ieee80211_vif *noa_vif;
970 #endif
971
972 /* Tx queues */
973 u16 aux_queue;
974 u16 probe_queue;
975 u16 p2p_dev_queue;
976
977 /* Indicate if device power save is allowed */
978 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
979 unsigned int max_amsdu_len; /* used for debugfs only */
980
981 struct ieee80211_vif __rcu *csa_vif;
982 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
983 u8 csa_tx_block_bcn_timeout;
984
985 /* system time of last beacon (for AP/GO interface) */
986 u32 ap_last_beacon_gp2;
987
988 /* indicates that we transmitted the last beacon */
989 bool ibss_manager;
990
991 bool lar_regdom_set;
992 enum iwl_mcc_source mcc_src;
993
994 /* TDLS channel switch data */
995 struct {
996 struct delayed_work dwork;
997 enum iwl_mvm_tdls_cs_state state;
998
999 /*
1000 * Current cs sta - might be different from periodic cs peer
1001 * station. Value is meaningless when the cs-state is idle.
1002 */
1003 u8 cur_sta_id;
1004
1005 /* TDLS periodic channel-switch peer */
1006 struct {
1007 u8 sta_id;
1008 u8 op_class;
1009 bool initiator; /* are we the link initiator */
1010 struct cfg80211_chan_def chandef;
1011 struct sk_buff *skb; /* ch sw template */
1012 u32 ch_sw_tm_ie;
1013
1014 /* timestamp of last ch-sw request sent (GP2 time) */
1015 u32 sent_timestamp;
1016 } peer;
1017 } tdls_cs;
1018
1019
1020 u32 ciphers[IWL_MVM_NUM_CIPHERS];
1021 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1022 struct iwl_mvm_tof_data tof_data;
1023
1024 struct ieee80211_vif *nan_vif;
1025 #define IWL_MAX_BAID 32
1026 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1027
1028 /*
1029 * Drop beacons from other APs in AP mode when there are no connected
1030 * clients.
1031 */
1032 bool drop_bcn_ap_mode;
1033
1034 struct delayed_work cs_tx_unblock_dwork;
1035
1036 /* does a monitor vif exist (only one can exist hence bool) */
1037 bool monitor_on;
1038 #ifdef CONFIG_ACPI
1039 struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1040 struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1041 #endif
1042 };
1043
1044 /* Extract MVM priv from op_mode and _hw */
1045 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
1046 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1047
1048 #define IWL_MAC80211_GET_MVM(_hw) \
1049 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1050
1051 /**
1052 * enum iwl_mvm_status - MVM status bits
1053 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1054 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1055 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1056 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1057 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1058 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1059 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1060 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
1061 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1062 */
1063 enum iwl_mvm_status {
1064 IWL_MVM_STATUS_HW_RFKILL,
1065 IWL_MVM_STATUS_HW_CTKILL,
1066 IWL_MVM_STATUS_ROC_RUNNING,
1067 IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1068 IWL_MVM_STATUS_IN_HW_RESTART,
1069 IWL_MVM_STATUS_IN_D0I3,
1070 IWL_MVM_STATUS_ROC_AUX_RUNNING,
1071 IWL_MVM_STATUS_D3_RECONFIG,
1072 IWL_MVM_STATUS_FIRMWARE_RUNNING,
1073 };
1074
1075 /* Keep track of completed init configuration */
1076 enum iwl_mvm_init_status {
1077 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1078 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1079 IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
1080 IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
1081 };
1082
1083 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1084 {
1085 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1086 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1087 }
1088
1089 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1090 {
1091 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1092 }
1093
1094 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1095 {
1096 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1097 }
1098
1099 /* Must be called with rcu_read_lock() held and it can only be
1100 * released when mvmsta is not needed anymore.
1101 */
1102 static inline struct iwl_mvm_sta *
1103 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1104 {
1105 struct ieee80211_sta *sta;
1106
1107 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1108 return NULL;
1109
1110 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1111
1112 /* This can happen if the station has been removed right now */
1113 if (IS_ERR_OR_NULL(sta))
1114 return NULL;
1115
1116 return iwl_mvm_sta_from_mac80211(sta);
1117 }
1118
1119 static inline struct iwl_mvm_sta *
1120 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1121 {
1122 struct ieee80211_sta *sta;
1123
1124 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1125 return NULL;
1126
1127 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1128 lockdep_is_held(&mvm->mutex));
1129
1130 /* This can happen if the station has been removed right now */
1131 if (IS_ERR_OR_NULL(sta))
1132 return NULL;
1133
1134 return iwl_mvm_sta_from_mac80211(sta);
1135 }
1136
1137 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1138 {
1139 return !iwlwifi_mod_params.d0i3_disable &&
1140 fw_has_capa(&mvm->fw->ucode_capa,
1141 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1142 }
1143
1144 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1145 {
1146 /* For now we only use this mode to differentiate between
1147 * slave transports, which handle D0i3 entry in suspend by
1148 * themselves in conjunction with runtime PM D0i3. So, this
1149 * function is used to check whether we need to do anything
1150 * when entering suspend or if the transport layer has already
1151 * done it.
1152 */
1153 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1154 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1155 }
1156
1157 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1158 {
1159 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1160 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1161 }
1162
1163 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1164 {
1165 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1166 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1167 }
1168
1169 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1170 {
1171 bool nvm_lar = mvm->nvm_data->lar_enabled;
1172 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1173 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1174
1175 if (iwlwifi_mod_params.lar_disable)
1176 return false;
1177
1178 /*
1179 * Enable LAR only if it is supported by the FW (TLV) &&
1180 * enabled in the NVM
1181 */
1182 if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1183 return nvm_lar && tlv_lar;
1184 else
1185 return tlv_lar;
1186 }
1187
1188 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1189 {
1190 return fw_has_api(&mvm->fw->ucode_capa,
1191 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1192 fw_has_capa(&mvm->fw->ucode_capa,
1193 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1194 }
1195
1196 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1197 {
1198 return fw_has_capa(&mvm->fw->ucode_capa,
1199 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1200 IWL_MVM_BT_COEX_RRC;
1201 }
1202
1203 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1204 {
1205 return fw_has_capa(&mvm->fw->ucode_capa,
1206 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1207 !IWL_MVM_HW_CSUM_DISABLE;
1208 }
1209
1210 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1211 {
1212 return fw_has_capa(&mvm->fw->ucode_capa,
1213 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1214 IWL_MVM_BT_COEX_MPLUT;
1215 }
1216
1217 static inline
1218 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1219 {
1220 return fw_has_capa(&mvm->fw->ucode_capa,
1221 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1222 !(iwlwifi_mod_params.uapsd_disable &
1223 IWL_DISABLE_UAPSD_P2P_CLIENT);
1224 }
1225
1226 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1227 {
1228 return fw_has_capa(&mvm->fw->ucode_capa,
1229 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1230 }
1231
1232 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1233 {
1234 /* TODO - replace with TLV once defined */
1235 return mvm->trans->cfg->use_tfh;
1236 }
1237
1238 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1239 {
1240 /* TODO - better define this */
1241 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_A000;
1242 }
1243
1244 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1245 {
1246 /*
1247 * TODO:
1248 * The issue of how to determine CDB APIs and usage is still not fully
1249 * defined.
1250 * There is a compilation for CDB and non-CDB FW, but there may
1251 * be also runtime check.
1252 * For now there is a TLV for checking compilation mode, but a
1253 * runtime check will also have to be here - once defined.
1254 */
1255 return fw_has_capa(&mvm->fw->ucode_capa,
1256 IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1257 }
1258
1259 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1260 {
1261 return fw_has_api(&mvm->fw->ucode_capa,
1262 IWL_UCODE_TLV_API_NEW_RX_STATS);
1263 }
1264
1265 static inline bool iwl_mvm_has_new_ats_coex_api(struct iwl_mvm *mvm)
1266 {
1267 return fw_has_api(&mvm->fw->ucode_capa,
1268 IWL_UCODE_TLV_API_COEX_ATS_EXTERNAL);
1269 }
1270
1271 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1272 {
1273 return fw_has_api(&mvm->fw->ucode_capa,
1274 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1275 }
1276
1277 static inline struct agg_tx_status *
1278 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1279 {
1280 if (iwl_mvm_has_new_tx_api(mvm))
1281 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1282 else
1283 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1284 }
1285
1286 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1287 {
1288 #ifdef CONFIG_THERMAL
1289 /* these two TLV are redundant since the responsibility to CT-kill by
1290 * FW happens only after we send at least one command of
1291 * temperature THs report.
1292 */
1293 return fw_has_capa(&mvm->fw->ucode_capa,
1294 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1295 fw_has_capa(&mvm->fw->ucode_capa,
1296 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1297 #else /* CONFIG_THERMAL */
1298 return false;
1299 #endif /* CONFIG_THERMAL */
1300 }
1301
1302 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1303 {
1304 return fw_has_capa(&mvm->fw->ucode_capa,
1305 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1306 }
1307
1308 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1309 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1310
1311 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1312 enum ieee80211_ac_numbers ac)
1313 {
1314 return iwl_mvm_has_new_tx_api(mvm) ?
1315 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1316 }
1317
1318 struct iwl_rate_info {
1319 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
1320 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
1321 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
1322 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
1323 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
1324 };
1325
1326 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1327 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1328
1329 /******************
1330 * MVM Methods
1331 ******************/
1332 /* uCode */
1333 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1334
1335 /* Utils */
1336 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1337 enum nl80211_band band);
1338 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1339 enum nl80211_band band,
1340 struct ieee80211_tx_rate *r);
1341 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1342 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1343 u8 first_antenna(u8 mask);
1344 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1345 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1346
1347 /* Tx / Host Commands */
1348 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1349 struct iwl_host_cmd *cmd);
1350 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1351 u32 flags, u16 len, const void *data);
1352 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1353 struct iwl_host_cmd *cmd,
1354 u32 *status);
1355 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1356 u16 len, const void *data,
1357 u32 *status);
1358 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1359 struct ieee80211_sta *sta);
1360 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1361 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1362 struct iwl_tx_cmd *tx_cmd,
1363 struct ieee80211_tx_info *info, u8 sta_id);
1364 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1365 struct ieee80211_tx_info *info,
1366 struct ieee80211_sta *sta, __le16 fc);
1367 #ifdef CONFIG_IWLWIFI_DEBUG
1368 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1369 #else
1370 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1371 #endif
1372 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1373 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1374 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1375 u16 tids, u32 flags);
1376
1377 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1378
1379 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1380 struct iwl_tx_cmd *tx_cmd)
1381 {
1382 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1383
1384 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1385 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1386 }
1387
1388 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1389 {
1390 flush_work(&mvm->async_handlers_wk);
1391 }
1392
1393 /* Statistics */
1394 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1395 struct iwl_rx_packet *pkt);
1396 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1397 struct iwl_rx_cmd_buffer *rxb);
1398 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1399 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1400
1401 /* NVM */
1402 int iwl_nvm_init(struct iwl_mvm *mvm);
1403 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1404 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm);
1405
1406 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1407 {
1408 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1409 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1410 mvm->fw->valid_tx_ant;
1411 }
1412
1413 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1414 {
1415 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1416 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1417 mvm->fw->valid_rx_ant;
1418 }
1419
1420 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1421 {
1422 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1423 FW_PHY_CFG_RX_CHAIN);
1424 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1425 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1426
1427 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1428 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1429
1430 return mvm->fw->phy_config & phy_config;
1431 }
1432
1433 int iwl_mvm_up(struct iwl_mvm *mvm);
1434 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1435
1436 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1437 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1438 struct iwl_bcast_filter_cmd *cmd);
1439
1440 /*
1441 * FW notifications / CMD responses handlers
1442 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1443 */
1444 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1445 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1446 struct iwl_rx_cmd_buffer *rxb);
1447 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1448 struct iwl_rx_cmd_buffer *rxb, int queue);
1449 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1450 struct iwl_rx_cmd_buffer *rxb, int queue);
1451 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1452 const u8 *data, u32 count);
1453 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1454 int queue);
1455 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1456 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1457 struct iwl_rx_cmd_buffer *rxb);
1458 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1459 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1460 struct iwl_rx_cmd_buffer *rxb);
1461 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1462 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1463 struct iwl_rx_cmd_buffer *rxb);
1464 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1465 struct iwl_rx_cmd_buffer *rxb);
1466 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1467 struct iwl_rx_cmd_buffer *rxb);
1468
1469 /* MVM PHY */
1470 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1471 struct cfg80211_chan_def *chandef,
1472 u8 chains_static, u8 chains_dynamic);
1473 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1474 struct cfg80211_chan_def *chandef,
1475 u8 chains_static, u8 chains_dynamic);
1476 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1477 struct iwl_mvm_phy_ctxt *ctxt);
1478 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1479 struct iwl_mvm_phy_ctxt *ctxt);
1480 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1481 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1482 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1483
1484 /* MAC (virtual interface) programming */
1485 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1486 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1487 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1488 bool force_assoc_off, const u8 *bssid_override);
1489 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1490 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1491 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1492 struct ieee80211_vif *vif);
1493 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1494 struct iwl_rx_cmd_buffer *rxb);
1495 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1496 struct iwl_rx_cmd_buffer *rxb);
1497 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1498 struct iwl_rx_cmd_buffer *rxb);
1499 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1500 struct iwl_rx_cmd_buffer *rxb);
1501 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1502 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1503 struct iwl_rx_cmd_buffer *rxb);
1504 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1505 struct ieee80211_vif *vif);
1506 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1507 struct ieee80211_vif *exclude_vif);
1508 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1509 struct iwl_rx_cmd_buffer *rxb);
1510 /* Bindings */
1511 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1512 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1513
1514 /* Quota management */
1515 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1516 {
1517 return iwl_mvm_has_quota_low_latency(mvm) ?
1518 sizeof(struct iwl_time_quota_cmd) :
1519 sizeof(struct iwl_time_quota_cmd_v1);
1520 }
1521
1522 static inline struct iwl_time_quota_data
1523 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1524 struct iwl_time_quota_cmd *cmd,
1525 int i)
1526 {
1527 struct iwl_time_quota_data_v1 *quotas;
1528
1529 if (iwl_mvm_has_quota_low_latency(mvm))
1530 return &cmd->quotas[i];
1531
1532 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1533 return (struct iwl_time_quota_data *)&quotas[i];
1534 }
1535
1536 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1537 struct ieee80211_vif *disabled_vif);
1538
1539 /* Scanning */
1540 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1541 struct cfg80211_scan_request *req,
1542 struct ieee80211_scan_ies *ies);
1543 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1544 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1545 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1546 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1547 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1548
1549 /* Scheduled scan */
1550 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1551 struct iwl_rx_cmd_buffer *rxb);
1552 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1553 struct iwl_rx_cmd_buffer *rxb);
1554 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1555 struct ieee80211_vif *vif,
1556 struct cfg80211_sched_scan_request *req,
1557 struct ieee80211_scan_ies *ies,
1558 int type);
1559 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1560 struct iwl_rx_cmd_buffer *rxb);
1561
1562 /* UMAC scan */
1563 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1564 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1565 struct iwl_rx_cmd_buffer *rxb);
1566 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1567 struct iwl_rx_cmd_buffer *rxb);
1568
1569 /* MVM debugfs */
1570 #ifdef CONFIG_IWLWIFI_DEBUGFS
1571 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1572 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1573 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1574 #else
1575 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1576 struct dentry *dbgfs_dir)
1577 {
1578 return 0;
1579 }
1580 static inline void
1581 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1582 {
1583 }
1584 static inline void
1585 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1586 {
1587 }
1588 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1589
1590 /* rate scaling */
1591 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1592 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1593 int rs_pretty_print_rate(char *buf, const u32 rate);
1594 void rs_update_last_rssi(struct iwl_mvm *mvm,
1595 struct iwl_lq_sta *lq_sta,
1596 struct ieee80211_rx_status *rx_status);
1597
1598 /* power management */
1599 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1600 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1601 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1602 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1603 char *buf, int bufsz);
1604
1605 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1606 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1607 struct iwl_rx_cmd_buffer *rxb);
1608
1609 #ifdef CONFIG_IWLWIFI_LEDS
1610 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1611 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1612 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1613 #else
1614 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1615 {
1616 return 0;
1617 }
1618 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1619 {
1620 }
1621 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1622 {
1623 }
1624 #endif
1625
1626 /* D3 (WoWLAN, NetDetect) */
1627 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1628 int iwl_mvm_resume(struct ieee80211_hw *hw);
1629 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1630 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1631 struct ieee80211_vif *vif,
1632 struct cfg80211_gtk_rekey_data *data);
1633 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1634 struct ieee80211_vif *vif,
1635 struct inet6_dev *idev);
1636 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1637 struct ieee80211_vif *vif, int idx);
1638 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1639 #ifdef CONFIG_PM
1640 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1641 struct ieee80211_vif *vif,
1642 bool host_awake,
1643 u32 cmd_flags);
1644 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1645 struct ieee80211_vif *vif,
1646 struct iwl_wowlan_status *status);
1647 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1648 struct ieee80211_vif *vif);
1649 #else
1650 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1651 struct ieee80211_vif *vif,
1652 bool host_awake,
1653 u32 cmd_flags)
1654 {
1655 return 0;
1656 }
1657
1658 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1659 struct ieee80211_vif *vif,
1660 struct iwl_wowlan_status *status)
1661 {
1662 }
1663
1664 static inline void
1665 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1666 {
1667 }
1668 #endif
1669 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1670 struct iwl_wowlan_config_cmd *cmd);
1671 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1672 struct ieee80211_vif *vif,
1673 bool disable_offloading,
1674 bool offload_ns,
1675 u32 cmd_flags);
1676
1677 /* D0i3 */
1678 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1679 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1680 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1681 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1682 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1683 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1684 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1685 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1686
1687 /* BT Coex */
1688 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1689 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1690 struct iwl_rx_cmd_buffer *rxb);
1691 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1692 enum ieee80211_rssi_event_data);
1693 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1694 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1695 struct ieee80211_sta *sta);
1696 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1697 struct ieee80211_sta *sta);
1698 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1699 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1700 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1701 enum nl80211_band band);
1702 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1703 struct ieee80211_tx_info *info, u8 ac);
1704
1705 /* beacon filtering */
1706 #ifdef CONFIG_IWLWIFI_DEBUGFS
1707 void
1708 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1709 struct iwl_beacon_filter_cmd *cmd);
1710 #else
1711 static inline void
1712 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1713 struct iwl_beacon_filter_cmd *cmd)
1714 {}
1715 #endif
1716 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1717 struct ieee80211_vif *vif,
1718 bool enable, u32 flags);
1719 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1720 struct ieee80211_vif *vif,
1721 u32 flags);
1722 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1723 struct ieee80211_vif *vif,
1724 u32 flags);
1725 /* SMPS */
1726 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1727 enum iwl_mvm_smps_type_request req_type,
1728 enum ieee80211_smps_mode smps_request);
1729 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1730
1731 /* Low latency */
1732 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1733 bool value);
1734 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1735 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1736 /* get VMACLowLatencyMode */
1737 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1738 {
1739 /*
1740 * should this consider associated/active/... state?
1741 *
1742 * Normally low-latency should only be active on interfaces
1743 * that are active, but at least with debugfs it can also be
1744 * enabled on interfaces that aren't active. However, when
1745 * interface aren't active then they aren't added into the
1746 * binding, so this has no real impact. For now, just return
1747 * the current desired low-latency state.
1748 */
1749 return mvmvif->low_latency_dbgfs ||
1750 mvmvif->low_latency_traffic ||
1751 mvmvif->low_latency_vcmd;
1752 }
1753
1754 /* hw scheduler queue config */
1755 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1756 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1757 unsigned int wdg_timeout);
1758 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue,
1759 u8 sta_id, u8 tid, unsigned int timeout);
1760
1761 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1762 u8 tid, u8 flags);
1763 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1764
1765 /* Return a bitmask with all the hw supported queues, except for the
1766 * command queue, which can't be flushed.
1767 */
1768 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1769 {
1770 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1771 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1772 }
1773
1774 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1775 {
1776 iwl_free_fw_paging(&mvm->fwrt);
1777 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1778 iwl_fw_dump_conf_clear(&mvm->fwrt);
1779 iwl_trans_stop_device(mvm->trans);
1780 }
1781
1782 /* Stop/start all mac queues in a given bitmap */
1783 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1784 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1785
1786 /* Re-configure the SCD for a queue that has already been configured */
1787 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1788 int tid, int frame_limit, u16 ssn);
1789
1790 /* Thermal management and CT-kill */
1791 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1792 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1793 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1794 struct iwl_rx_cmd_buffer *rxb);
1795 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1796 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1797 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1798 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1799 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1800 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1801 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1802 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1803 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1804
1805 /* Location Aware Regulatory */
1806 struct iwl_mcc_update_resp *
1807 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1808 enum iwl_mcc_source src_id);
1809 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1810 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1811 struct iwl_rx_cmd_buffer *rxb);
1812 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1813 const char *alpha2,
1814 enum iwl_mcc_source src_id,
1815 bool *changed);
1816 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1817 bool *changed);
1818 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1819 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1820
1821 /* smart fifo */
1822 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1823 bool added_vif);
1824
1825 /* TDLS */
1826
1827 /*
1828 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1829 * This TID is marked as used vs the AP and all connected TDLS peers.
1830 */
1831 #define IWL_MVM_TDLS_FW_TID 4
1832
1833 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1834 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1835 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1836 bool sta_added);
1837 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1838 struct ieee80211_vif *vif);
1839 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1840 struct ieee80211_vif *vif,
1841 struct ieee80211_sta *sta, u8 oper_class,
1842 struct cfg80211_chan_def *chandef,
1843 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1844 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1845 struct ieee80211_vif *vif,
1846 struct ieee80211_tdls_ch_sw_params *params);
1847 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1848 struct ieee80211_vif *vif,
1849 struct ieee80211_sta *sta);
1850 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1851 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1852
1853 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1854 struct iwl_mvm_internal_rxq_notif *notif,
1855 u32 size);
1856 void iwl_mvm_reorder_timer_expired(unsigned long data);
1857 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1858 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1859
1860 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);
1861
1862 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1863 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1864 struct ieee80211_vif *vif,
1865 bool tdls, bool cmd_q);
1866 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1867 const char *errmsg);
1868 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
1869 struct ieee80211_vif *vif,
1870 const struct ieee80211_sta *sta,
1871 u16 tid);
1872
1873 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
1874 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
1875
1876 #endif /* __IWL_MVM_H__ */