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.
9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
10 * Copyright(c) 2016 Intel Deutschland GmbH
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.
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.
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,
26 * The full GNU General Public License is included in this distribution
27 * in the file called COPYING.
29 * Contact Information:
30 * Intel Linux Wireless <linuxwifi@intel.com>
31 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
35 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
36 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
37 * Copyright(c) 2016 Intel Deutschland GmbH
38 * All rights reserved.
40 * Redistribution and use in source and binary forms, with or without
41 * modification, are permitted provided that the following conditions
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45 * notice, this list of conditions and the following disclaimer.
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50 * * Neither the name Intel Corporation nor the names of its
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52 * from this software without specific prior written permission.
54 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
55 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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64 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
66 *****************************************************************************/
71 #include <linux/list.h>
72 #include <linux/spinlock.h>
73 #include <linux/leds.h>
74 #include <linux/in6.h>
77 #include <linux/thermal.h>
80 #include "iwl-op-mode.h"
81 #include "iwl-trans.h"
82 #include "iwl-notif-wait.h"
83 #include "iwl-eeprom-parse.h"
84 #include "iwl-fw-file.h"
85 #include "iwl-config.h"
88 #include "constants.h"
91 #define IWL_MVM_MAX_ADDRESSES 5
92 /* RSSI offset for WkP */
93 #define IWL_RSSI_OFFSET 50
94 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
95 /* A TimeUnit is 1024 microsecond */
96 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
98 /* For GO, this value represents the number of TUs before CSA "beacon
99 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
100 * must be big enough to ensure that we switch in time.
102 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
104 /* For client, this value represents the number of TUs before CSA
105 * "beacon 1" TBTT, instead. This is because we don't know when the
106 * GO/AP will be in the new channel, so we switch early enough.
108 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
111 * This value (in TUs) is used to fine tune the CSA NoA end time which should
112 * be just before "beacon 0" TBTT.
114 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
117 * Number of beacons to transmit on a new channel until we unblock tx to
118 * the stations, even if we didn't identify them on a new channel
120 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
122 extern const struct ieee80211_ops iwl_mvm_hw_ops;
125 * struct iwl_mvm_mod_params - module parameters for iwlmvm
126 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
127 * We will register to mac80211 to have testmode working. The NIC must not
128 * be up'ed after the INIT fw asserted. This is useful to be able to use
129 * proprietary tools over testmode to debug the INIT fw.
130 * @tfd_q_hang_detect: enabled the detection of hung transmit queues
131 * @power_scheme: one of enum iwl_power_scheme
133 struct iwl_mvm_mod_params {
135 bool tfd_q_hang_detect;
138 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
141 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
143 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
144 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
146 * @trans_len: length of the valid data in trans_ptr
147 * @op_mode_len: length of the valid data in op_mode_ptr
149 struct iwl_mvm_dump_ptrs {
150 struct iwl_trans_dump_data *trans_ptr;
156 * struct iwl_mvm_dump_desc - describes the dump
157 * @len: length of trig_desc->data
158 * @trig_desc: the description of the dump
160 struct iwl_mvm_dump_desc {
163 struct iwl_fw_error_dump_trigger_desc trig_desc;
166 extern const struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert;
168 struct iwl_mvm_phy_ctxt {
174 * TODO: This should probably be removed. Currently here only for rate
177 struct ieee80211_channel *channel;
180 struct iwl_mvm_time_event_data {
181 struct ieee80211_vif *vif;
182 struct list_head list;
183 unsigned long end_jiffies;
189 * The access to the 'id' field must be done when the
190 * mvm->time_event_lock is held, as it value is used to indicate
191 * if the te is in the time event list or not (when id == TE_MAX)
196 /* Power management */
199 * enum iwl_power_scheme
200 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
201 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
202 * @IWL_POWER_LEVEL_LP - Low Power
204 enum iwl_power_scheme {
205 IWL_POWER_SCHEME_CAM = 1,
206 IWL_POWER_SCHEME_BPS,
210 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
211 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
213 #ifdef CONFIG_IWLWIFI_DEBUGFS
214 enum iwl_dbgfs_pm_mask {
215 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
216 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
217 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
218 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
219 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
220 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
221 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
222 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
223 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
224 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
227 struct iwl_dbgfs_pm {
228 u16 keep_alive_seconds;
232 u8 skip_dtim_periods;
234 u32 lprx_rssi_threshold;
236 bool uapsd_misbehaving;
241 /* beacon filtering */
243 enum iwl_dbgfs_bf_mask {
244 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
245 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
246 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
247 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
248 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
249 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
250 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
251 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
252 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
253 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
254 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
257 struct iwl_dbgfs_bf {
259 u32 bf_roaming_energy_delta;
260 u32 bf_roaming_state;
261 u32 bf_temp_threshold;
262 u32 bf_temp_fast_filter;
263 u32 bf_temp_slow_filter;
264 u32 bf_enable_beacon_filter;
268 u32 ba_enable_beacon_abort;
273 enum iwl_mvm_smps_type_request {
274 IWL_MVM_SMPS_REQ_BT_COEX,
276 IWL_MVM_SMPS_REQ_PROT,
277 NUM_IWL_MVM_SMPS_REQ,
280 enum iwl_mvm_ref_type {
281 IWL_MVM_REF_UCODE_DOWN,
285 IWL_MVM_REF_P2P_CLIENT,
291 IWL_MVM_REF_START_AP,
292 IWL_MVM_REF_BSS_CHANGED,
293 IWL_MVM_REF_PREPARE_TX,
294 IWL_MVM_REF_PROTECT_TDLS,
295 IWL_MVM_REF_CHECK_CTKILL,
296 IWL_MVM_REF_PRPH_READ,
297 IWL_MVM_REF_PRPH_WRITE,
300 IWL_MVM_REF_EXIT_WORK,
301 IWL_MVM_REF_PROTECT_CSA,
302 IWL_MVM_REF_FW_DBG_COLLECT,
303 IWL_MVM_REF_INIT_UCODE,
304 IWL_MVM_REF_SENDING_CMD,
307 /* update debugfs.c when changing this */
312 enum iwl_bt_force_ant_mode {
313 BT_FORCE_ANT_DIS = 0,
322 * struct iwl_mvm_vif_bf_data - beacon filtering related data
323 * @bf_enabled: indicates if beacon filtering is enabled
324 * @ba_enabled: indicated if beacon abort is enabled
325 * @ave_beacon_signal: average beacon signal
326 * @last_cqm_event: rssi of the last cqm event
327 * @bt_coex_min_thold: minimum threshold for BT coex
328 * @bt_coex_max_thold: maximum threshold for BT coex
329 * @last_bt_coex_event: rssi of the last BT coex event
331 struct iwl_mvm_vif_bf_data {
334 int ave_beacon_signal;
336 int bt_coex_min_thold;
337 int bt_coex_max_thold;
338 int last_bt_coex_event;
342 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
343 * @id: between 0 and 3
344 * @color: to solve races upon MAC addition and removal
345 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
346 * @bssid: BSSID for this (client) interface
347 * @associated: indicates that we're currently associated, used only for
348 * managing the firmware state in iwl_mvm_bss_info_changed_station()
349 * @ap_assoc_sta_count: count of stations associated to us - valid only
351 * @uploaded: indicates the MAC context has been added to the device
352 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
353 * should get quota etc.
354 * @pm_enabled - Indicate if MAC power management is allowed
355 * @monitor_active: indicates that monitor context is configured, and that the
356 * interface should get quota etc.
357 * @low_latency_traffic: indicates low latency traffic was detected
358 * @low_latency_dbgfs: low latency mode set from debugfs
359 * @low_latency_vcmd: low latency mode set from vendor command
360 * @ps_disabled: indicates that this interface requires PS to be disabled
361 * @queue_params: QoS params for this MAC
362 * @bcast_sta: station used for broadcast packets. Used by the following
363 * vifs: P2P_DEVICE, GO and AP.
364 * @beacon_skb: the skb used to hold the AP/GO beacon template
365 * @smps_requests: the SMPS requests of different parts of the driver,
366 * combined on update to yield the overall request to mac80211.
367 * @beacon_stats: beacon statistics, containing the # of received beacons,
368 * # of received beacons accumulated over FW restart, and the current
369 * average signal of beacons retrieved from the firmware
370 * @csa_failed: CSA failed to schedule time event, report an error later
371 * @features: hw features active for this vif
381 u8 ap_assoc_sta_count;
387 bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
389 struct iwl_mvm_vif_bf_data bf_data;
392 u32 num_beacons, accu_num_beacons;
398 enum iwl_tsf_id tsf_id;
401 * QoS data from mac80211, need to store this here
402 * as mac80211 has a separate callback but we need
403 * to have the data for the MAC context
405 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
406 struct iwl_mvm_time_event_data time_event_data;
407 struct iwl_mvm_time_event_data hs_time_event_data;
409 struct iwl_mvm_int_sta bcast_sta;
412 * Assigned while mac80211 has the interface in a channel context,
413 * or, for P2P Device, while it exists.
415 struct iwl_mvm_phy_ctxt *phy_ctxt;
418 /* WoWLAN GTK rekey data */
420 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
431 #if IS_ENABLED(CONFIG_IPV6)
432 /* IPv6 addresses for WoWLAN */
433 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
434 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
435 int num_target_ipv6_addrs;
438 #ifdef CONFIG_IWLWIFI_DEBUGFS
439 struct dentry *dbgfs_dir;
440 struct dentry *dbgfs_slink;
441 struct iwl_dbgfs_pm dbgfs_pm;
442 struct iwl_dbgfs_bf dbgfs_bf;
443 struct iwl_mac_power_cmd mac_pwr_cmd;
447 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
449 /* FW identified misbehaving AP */
450 u8 uapsd_misbehaving_bssid[ETH_ALEN];
452 /* Indicates that CSA countdown may be started */
457 /* TCP Checksum Offload */
458 netdev_features_t features;
461 * link quality measurement - used to check whether this interface
462 * is in the middle of a link quality measurement
467 static inline struct iwl_mvm_vif *
468 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
470 return (void *)vif->drv_priv;
473 extern const u8 tid_to_mac80211_ac[];
475 #define IWL_MVM_SCAN_STOPPING_SHIFT 8
477 enum iwl_scan_status {
478 IWL_MVM_SCAN_REGULAR = BIT(0),
479 IWL_MVM_SCAN_SCHED = BIT(1),
480 IWL_MVM_SCAN_NETDETECT = BIT(2),
482 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8),
483 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9),
484 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
486 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR |
487 IWL_MVM_SCAN_STOPPING_REGULAR,
488 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED |
489 IWL_MVM_SCAN_STOPPING_SCHED,
490 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT |
491 IWL_MVM_SCAN_STOPPING_NETDETECT,
493 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
494 IWL_MVM_SCAN_MASK = 0xff,
497 enum iwl_mvm_scan_type {
498 IWL_SCAN_TYPE_NOT_SET,
499 IWL_SCAN_TYPE_UNASSOC,
502 IWL_SCAN_TYPE_FRAGMENTED,
505 enum iwl_mvm_sched_scan_pass_all_states {
506 SCHED_SCAN_PASS_ALL_DISABLED,
507 SCHED_SCAN_PASS_ALL_ENABLED,
508 SCHED_SCAN_PASS_ALL_FOUND,
512 * struct iwl_nvm_section - describes an NVM section in memory.
514 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
515 * and saved for later use by the driver. Not all NVM sections are saved
516 * this way, only the needed ones.
518 struct iwl_nvm_section {
524 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
525 * @ct_kill_exit: worker to exit thermal kill
526 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
527 * @tx_backoff: The current thremal throttling tx backoff in uSec.
528 * @min_backoff: The minimal tx backoff due to power restrictions
529 * @params: Parameters to configure the thermal throttling algorithm.
530 * @throttle: Is thermal throttling is active?
532 struct iwl_mvm_tt_mgmt {
533 struct delayed_work ct_kill_exit;
537 struct iwl_tt_params params;
541 #ifdef CONFIG_THERMAL
543 *struct iwl_mvm_thermal_device - thermal zone related data
544 * @temp_trips: temperature thresholds for report
545 * @fw_trips_index: keep indexes to original array - temp_trips
546 * @tzone: thermal zone device data
548 struct iwl_mvm_thermal_device {
549 s16 temp_trips[IWL_MAX_DTS_TRIPS];
550 u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
551 struct thermal_zone_device *tzone;
555 * struct iwl_mvm_cooling_device
556 * @cur_state: current state
557 * @cdev: struct thermal cooling device
559 struct iwl_mvm_cooling_device {
561 struct thermal_cooling_device *cdev;
565 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
567 struct iwl_mvm_frame_stats {
583 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
592 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
593 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
594 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
596 enum iwl_mvm_tdls_cs_state {
597 IWL_MVM_TDLS_SW_IDLE = 0,
598 IWL_MVM_TDLS_SW_REQ_SENT,
599 IWL_MVM_TDLS_SW_RESP_RCVD,
600 IWL_MVM_TDLS_SW_REQ_RCVD,
601 IWL_MVM_TDLS_SW_ACTIVE,
604 struct iwl_mvm_shared_mem_cfg {
607 u32 sample_buff_addr;
608 u32 sample_buff_size;
610 u32 txfifo_size[TX_FIFO_MAX_NUM];
611 u32 rxfifo_size[RX_FIFO_MAX_NUM];
615 u32 internal_txfifo_addr;
616 u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
620 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
621 * @head_sn: reorder window head sn
622 * @num_stored: number of mpdus stored in the buffer
623 * @buf_size: the reorder buffer size as set by the last addba request
624 * @sta_id: sta id of this reorder buffer
625 * @queue: queue of this reorder buffer
626 * @last_amsdu: track last ASMDU SN for duplication detection
627 * @last_sub_index: track ASMDU sub frame index for duplication detection
628 * @entries: list of skbs stored
629 * @reorder_time: time the packet was stored in the reorder buffer
630 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
631 * it is the time of last received sub-frame
632 * @removed: prevent timer re-arming
633 * @lock: protect reorder buffer internal state
634 * @mvm: mvm pointer, needed for frame timer context
636 struct iwl_mvm_reorder_buffer {
644 struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
645 unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF];
646 struct timer_list reorder_timer;
650 } ____cacheline_aligned_in_smp;
653 * struct iwl_mvm_baid_data - BA session data
654 * @sta_id: station id
655 * @tid: tid of the session
656 * @baid baid of the session
657 * @timeout: the timeout set in the addba request
658 * @last_rx: last rx jiffies, updated only if timeout passed from last update
659 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
660 * @mvm: mvm pointer, needed for timer context
661 * @reorder_buf: reorder buffer, allocated per queue
663 struct iwl_mvm_baid_data {
664 struct rcu_head rcu_head;
669 unsigned long last_rx;
670 struct timer_list session_timer;
672 struct iwl_mvm_reorder_buffer reorder_buf[];
676 * enum iwl_mvm_queue_status - queue status
677 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
678 * Basically, this means that this queue can be used for any purpose
679 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
680 * This is the state of a queue that has been dedicated for some RATID
681 * (agg'd or not), but that hasn't yet gone through the actual enablement
682 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
683 * Note that in this state there is no requirement to already know what TID
684 * should be used with this queue, it is just marked as a queue that will
685 * be used, and shouldn't be allocated to anyone else.
686 * @IWL_MVM_QUEUE_READY: queue is ready to be used
687 * This is the state of a queue that has been fully configured (including
688 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be
689 * used to send traffic.
691 enum iwl_mvm_queue_status {
693 IWL_MVM_QUEUE_RESERVED,
698 /* for logger access */
701 struct iwl_trans *trans;
702 const struct iwl_fw *fw;
703 const struct iwl_cfg *cfg;
704 struct iwl_phy_db *phy_db;
705 struct ieee80211_hw *hw;
707 /* for protecting access to iwl_mvm */
709 struct list_head async_handlers_list;
710 spinlock_t async_handlers_lock;
711 struct work_struct async_handlers_wk;
713 struct work_struct roc_done_wk;
715 unsigned long status;
717 u32 queue_sync_cookie;
718 atomic_t queue_sync_counter;
720 * for beacon filtering -
721 * currently only one interface can be supported
723 struct iwl_mvm_vif *bf_allowed_vif;
725 enum iwl_ucode_type cur_ucode;
728 u32 error_event_table;
730 u32 umac_error_event_table;
731 bool support_umac_log;
732 struct iwl_sf_region sf_space;
737 struct iwl_notif_wait_data notif_wait;
739 struct mvm_statistics_rx rx_stats;
746 } radio_stats, accu_radio_stats;
749 /* Map to HW queue */
750 u32 hw_queue_to_mac80211;
751 u8 hw_queue_refcount;
752 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
753 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
754 enum iwl_mvm_queue_status status;
755 } queue_info[IWL_MAX_HW_QUEUES];
756 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
757 struct work_struct add_stream_wk; /* To add streams to queues */
758 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
760 const char *nvm_file_name;
761 struct iwl_nvm_data *nvm_data;
763 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
766 struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
767 u16 num_of_paging_blk;
768 u16 num_of_pages_in_last_blk;
770 /* EEPROM MAC addresses */
771 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
773 /* data related to data path */
774 struct iwl_rx_phy_info last_phy_info;
775 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
776 struct work_struct sta_drained_wk;
777 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
778 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
779 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
780 u32 tfd_drained[IWL_MVM_STATION_COUNT];
783 /* configured by mac80211 */
786 /* Scan status, cmd (pre-allocated) and auxiliary station */
787 unsigned int scan_status;
789 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
790 enum iwl_mvm_scan_type scan_type;
791 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
792 struct timer_list scan_timer;
794 /* max number of simultaneous scans the FW supports */
795 unsigned int max_scans;
797 /* ts of the beginning of a non-collect fw dbg data period */
798 unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1];
800 /* UMAC scan tracking */
801 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
803 /* rx chain antennas set through debugfs for the scan command */
806 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
807 /* broadcast filters to configure for each associated station */
808 const struct iwl_fw_bcast_filter *bcast_filters;
809 #ifdef CONFIG_IWLWIFI_DEBUGFS
812 struct iwl_bcast_filter_cmd cmd;
813 } dbgfs_bcast_filtering;
817 /* Internal station */
818 struct iwl_mvm_int_sta aux_sta;
819 struct iwl_mvm_int_sta snif_sta;
821 bool last_ebs_successful;
823 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
824 u8 mgmt_last_antenna_idx;
826 /* last smart fifo state that was successfully sent to firmware */
827 enum iwl_sf_state sf_state;
829 #ifdef CONFIG_IWLWIFI_DEBUGFS
830 struct dentry *debugfs_dir;
831 u32 dbgfs_sram_offset, dbgfs_sram_len;
832 u32 dbgfs_prph_reg_addr;
833 bool disable_power_off;
834 bool disable_power_off_d3;
836 bool scan_iter_notif_enabled;
838 struct debugfs_blob_wrapper nvm_hw_blob;
839 struct debugfs_blob_wrapper nvm_sw_blob;
840 struct debugfs_blob_wrapper nvm_calib_blob;
841 struct debugfs_blob_wrapper nvm_prod_blob;
842 struct debugfs_blob_wrapper nvm_phy_sku_blob;
844 struct iwl_mvm_frame_stats drv_rx_stats;
845 spinlock_t drv_stats_lock;
846 u16 dbgfs_rx_phyinfo;
849 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
851 struct list_head time_event_list;
852 spinlock_t time_event_lock;
855 * A bitmap indicating the index of the key in use. The firmware
856 * can hold 16 keys at most. Reflect this fact.
858 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
859 u8 fw_key_deleted[STA_KEY_MAX_NUM];
861 /* references taken by the driver and spinlock protecting them */
862 spinlock_t refs_lock;
863 u8 refs[IWL_MVM_REF_COUNT];
867 /* -1 for always, 0 for never, >0 for that many times */
870 struct delayed_work fw_dump_wk;
871 const struct iwl_mvm_dump_desc *fw_dump_desc;
872 const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig;
874 #ifdef CONFIG_IWLWIFI_LEDS
875 struct led_classdev led;
878 struct ieee80211_vif *p2p_device_vif;
881 struct wiphy_wowlan_support wowlan;
882 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
884 /* sched scan settings for net detect */
885 struct ieee80211_scan_ies nd_ies;
886 struct cfg80211_match_set *nd_match_sets;
888 struct ieee80211_channel **nd_channels;
891 #ifdef CONFIG_IWLWIFI_DEBUGFS
892 bool d3_wake_sysassert;
894 bool store_d3_resume_sram;
895 void *d3_resume_sram;
897 struct ieee80211_vif *keep_vif;
898 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
904 bool d0i3_offloading;
905 struct work_struct d0i3_exit_work;
906 struct sk_buff_head d0i3_tx;
907 /* protect d0i3_suspend_flags */
908 struct mutex d0i3_suspend_mutex;
909 unsigned long d0i3_suspend_flags;
910 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
911 spinlock_t d0i3_tx_lock;
912 wait_queue_head_t d0i3_exit_waitq;
915 u8 bt_ack_kill_msk[NUM_PHY_CTX];
916 u8 bt_cts_kill_msk[NUM_PHY_CTX];
918 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
919 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
920 struct iwl_bt_coex_profile_notif last_bt_notif;
921 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
926 enum iwl_bt_force_ant_mode bt_force_ant_mode;
929 struct list_head aux_roc_te_list;
931 /* Thermal Throttling and CTkill */
932 struct iwl_mvm_tt_mgmt thermal_throttle;
933 #ifdef CONFIG_THERMAL
934 struct iwl_mvm_thermal_device tz_device;
935 struct iwl_mvm_cooling_device cooling_dev;
938 s32 temperature; /* Celsius */
940 * Debug option to set the NIC temperature. This option makes the
941 * driver think this is the actual NIC temperature, and ignore the
942 * real temperature that is received from the fw
944 bool temperature_test; /* Debug test temperature is enabled */
946 struct iwl_time_quota_cmd last_quota_cmd;
948 #ifdef CONFIG_NL80211_TESTMODE
950 struct ieee80211_vif *noa_vif;
958 /* Indicate if device power save is allowed */
959 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
960 unsigned int max_amsdu_len; /* used for debugfs only */
962 struct ieee80211_vif __rcu *csa_vif;
963 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
964 u8 csa_tx_block_bcn_timeout;
966 /* system time of last beacon (for AP/GO interface) */
967 u32 ap_last_beacon_gp2;
970 enum iwl_mcc_source mcc_src;
972 /* TDLS channel switch data */
974 struct delayed_work dwork;
975 enum iwl_mvm_tdls_cs_state state;
978 * Current cs sta - might be different from periodic cs peer
979 * station. Value is meaningless when the cs-state is idle.
983 /* TDLS periodic channel-switch peer */
987 bool initiator; /* are we the link initiator */
988 struct cfg80211_chan_def chandef;
989 struct sk_buff *skb; /* ch sw template */
992 /* timestamp of last ch-sw request sent (GP2 time) */
997 struct iwl_mvm_shared_mem_cfg shared_mem_cfg;
1000 struct iwl_mvm_tof_data tof_data;
1002 struct ieee80211_vif *nan_vif;
1003 #define IWL_MAX_BAID 32
1004 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1007 * Drop beacons from other APs in AP mode when there are no connected
1010 bool drop_bcn_ap_mode;
1012 struct delayed_work cs_tx_unblock_dwork;
1015 /* Extract MVM priv from op_mode and _hw */
1016 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
1017 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1019 #define IWL_MAC80211_GET_MVM(_hw) \
1020 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1022 enum iwl_mvm_status {
1023 IWL_MVM_STATUS_HW_RFKILL,
1024 IWL_MVM_STATUS_HW_CTKILL,
1025 IWL_MVM_STATUS_ROC_RUNNING,
1026 IWL_MVM_STATUS_IN_HW_RESTART,
1027 IWL_MVM_STATUS_IN_D0I3,
1028 IWL_MVM_STATUS_ROC_AUX_RUNNING,
1029 IWL_MVM_STATUS_D3_RECONFIG,
1030 IWL_MVM_STATUS_DUMPING_FW_LOG,
1033 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1035 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1036 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1039 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1041 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1044 /* Must be called with rcu_read_lock() held and it can only be
1045 * released when mvmsta is not needed anymore.
1047 static inline struct iwl_mvm_sta *
1048 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1050 struct ieee80211_sta *sta;
1052 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1055 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1057 /* This can happen if the station has been removed right now */
1058 if (IS_ERR_OR_NULL(sta))
1061 return iwl_mvm_sta_from_mac80211(sta);
1064 static inline struct iwl_mvm_sta *
1065 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1067 struct ieee80211_sta *sta;
1069 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1072 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1073 lockdep_is_held(&mvm->mutex));
1075 /* This can happen if the station has been removed right now */
1076 if (IS_ERR_OR_NULL(sta))
1079 return iwl_mvm_sta_from_mac80211(sta);
1082 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1084 return !iwlwifi_mod_params.d0i3_disable &&
1085 fw_has_capa(&mvm->fw->ucode_capa,
1086 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1089 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
1091 /* Make sure DQA isn't allowed in driver until feature is complete */
1092 return false && fw_has_capa(&mvm->fw->ucode_capa,
1093 IWL_UCODE_TLV_CAPA_DQA_SUPPORT);
1096 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1098 /* For now we only use this mode to differentiate between
1099 * slave transports, which handle D0i3 entry in suspend by
1100 * themselves in conjunction with runtime PM D0i3. So, this
1101 * function is used to check whether we need to do anything
1102 * when entering suspend or if the transport layer has already
1105 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1106 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1109 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1111 bool nvm_lar = mvm->nvm_data->lar_enabled;
1112 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1113 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1115 if (iwlwifi_mod_params.lar_disable)
1119 * Enable LAR only if it is supported by the FW (TLV) &&
1120 * enabled in the NVM
1122 if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000)
1123 return nvm_lar && tlv_lar;
1128 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1130 return fw_has_api(&mvm->fw->ucode_capa,
1131 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1132 fw_has_capa(&mvm->fw->ucode_capa,
1133 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1136 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
1138 return fw_has_capa(&mvm->fw->ucode_capa,
1139 IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
1140 IWL_MVM_BT_COEX_CORUNNING;
1143 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1145 return fw_has_capa(&mvm->fw->ucode_capa,
1146 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1147 IWL_MVM_BT_COEX_RRC;
1150 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1152 return fw_has_capa(&mvm->fw->ucode_capa,
1153 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1154 !IWL_MVM_HW_CSUM_DISABLE;
1157 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1159 return fw_has_capa(&mvm->fw->ucode_capa,
1160 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1161 IWL_MVM_BT_COEX_MPLUT;
1165 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1167 return fw_has_capa(&mvm->fw->ucode_capa,
1168 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1169 !(iwlwifi_mod_params.uapsd_disable &
1170 IWL_DISABLE_UAPSD_P2P_CLIENT);
1173 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1175 return fw_has_capa(&mvm->fw->ucode_capa,
1176 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1179 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1181 #ifdef CONFIG_THERMAL
1182 /* these two TLV are redundant since the responsibility to CT-kill by
1183 * FW happens only after we send at least one command of
1184 * temperature THs report.
1186 return fw_has_capa(&mvm->fw->ucode_capa,
1187 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1188 fw_has_capa(&mvm->fw->ucode_capa,
1189 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1190 #else /* CONFIG_THERMAL */
1192 #endif /* CONFIG_THERMAL */
1195 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1197 return fw_has_capa(&mvm->fw->ucode_capa,
1198 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1201 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1203 struct iwl_rate_info {
1204 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
1205 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
1206 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
1207 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
1208 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
1211 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1212 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1218 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1221 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1222 enum nl80211_band band);
1223 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1224 enum nl80211_band band,
1225 struct ieee80211_tx_rate *r);
1226 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1227 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1228 u8 first_antenna(u8 mask);
1229 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1231 /* Tx / Host Commands */
1232 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1233 struct iwl_host_cmd *cmd);
1234 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1235 u32 flags, u16 len, const void *data);
1236 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1237 struct iwl_host_cmd *cmd,
1239 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1240 u16 len, const void *data,
1242 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1243 struct ieee80211_sta *sta);
1244 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1245 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1246 struct iwl_tx_cmd *tx_cmd,
1247 struct ieee80211_tx_info *info, u8 sta_id);
1248 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1249 struct ieee80211_tx_info *info,
1250 struct ieee80211_sta *sta, __le16 fc);
1251 #ifdef CONFIG_IWLWIFI_DEBUG
1252 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1254 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1256 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1257 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1259 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1260 struct iwl_tx_cmd *tx_cmd)
1262 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1264 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1265 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1266 if (info->flags & IEEE80211_TX_CTL_AMPDU)
1267 tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG);
1270 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1272 flush_work(&mvm->async_handlers_wk);
1276 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1277 struct iwl_rx_packet *pkt);
1278 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1279 struct iwl_rx_cmd_buffer *rxb);
1280 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1281 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1284 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1285 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1287 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1289 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1290 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1291 mvm->fw->valid_tx_ant;
1294 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1296 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1297 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1298 mvm->fw->valid_rx_ant;
1301 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1303 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1304 FW_PHY_CFG_RX_CHAIN);
1305 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1306 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1308 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1309 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1311 return mvm->fw->phy_config & phy_config;
1314 int iwl_mvm_up(struct iwl_mvm *mvm);
1315 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1317 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1318 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1319 struct iwl_bcast_filter_cmd *cmd);
1322 * FW notifications / CMD responses handlers
1323 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1325 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1326 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1327 struct iwl_rx_cmd_buffer *rxb);
1328 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1329 struct iwl_rx_cmd_buffer *rxb, int queue);
1330 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1331 struct iwl_rx_cmd_buffer *rxb, int queue);
1332 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1333 const u8 *data, u32 count);
1334 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1336 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1337 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1338 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1339 struct iwl_rx_cmd_buffer *rxb);
1340 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1341 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1342 struct iwl_rx_cmd_buffer *rxb);
1343 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1344 struct iwl_rx_cmd_buffer *rxb);
1345 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1346 struct iwl_rx_cmd_buffer *rxb);
1349 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1350 struct cfg80211_chan_def *chandef,
1351 u8 chains_static, u8 chains_dynamic);
1352 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1353 struct cfg80211_chan_def *chandef,
1354 u8 chains_static, u8 chains_dynamic);
1355 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1356 struct iwl_mvm_phy_ctxt *ctxt);
1357 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1358 struct iwl_mvm_phy_ctxt *ctxt);
1359 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1360 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1361 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1363 /* MAC (virtual interface) programming */
1364 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1365 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1366 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1367 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1368 bool force_assoc_off, const u8 *bssid_override);
1369 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1370 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1371 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1372 struct ieee80211_vif *vif);
1373 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1374 struct iwl_rx_cmd_buffer *rxb);
1375 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1376 struct iwl_rx_cmd_buffer *rxb);
1377 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1378 struct iwl_rx_cmd_buffer *rxb);
1379 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1380 struct iwl_rx_cmd_buffer *rxb);
1381 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1382 struct iwl_rx_cmd_buffer *rxb);
1383 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1384 struct ieee80211_vif *vif);
1385 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1386 struct ieee80211_vif *exclude_vif);
1387 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1388 struct iwl_rx_cmd_buffer *rxb);
1390 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1391 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1393 /* Quota management */
1394 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1395 struct ieee80211_vif *disabled_vif);
1398 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1399 struct cfg80211_scan_request *req,
1400 struct ieee80211_scan_ies *ies);
1401 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1402 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1403 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1404 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1405 void iwl_mvm_scan_timeout(unsigned long data);
1407 /* Scheduled scan */
1408 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1409 struct iwl_rx_cmd_buffer *rxb);
1410 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1411 struct iwl_rx_cmd_buffer *rxb);
1412 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1413 struct ieee80211_vif *vif,
1414 struct cfg80211_sched_scan_request *req,
1415 struct ieee80211_scan_ies *ies,
1417 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1418 struct iwl_rx_cmd_buffer *rxb);
1421 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1422 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1423 struct iwl_rx_cmd_buffer *rxb);
1424 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1425 struct iwl_rx_cmd_buffer *rxb);
1428 void iwl_free_fw_paging(struct iwl_mvm *mvm);
1431 #ifdef CONFIG_IWLWIFI_DEBUGFS
1432 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1433 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1434 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1436 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1437 struct dentry *dbgfs_dir)
1442 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1446 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1449 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1452 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1453 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1454 int rs_pretty_print_rate(char *buf, const u32 rate);
1455 void rs_update_last_rssi(struct iwl_mvm *mvm,
1456 struct iwl_lq_sta *lq_sta,
1457 struct ieee80211_rx_status *rx_status);
1459 /* power management */
1460 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1461 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1462 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1463 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1464 char *buf, int bufsz);
1466 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1467 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1468 struct iwl_rx_cmd_buffer *rxb);
1470 #ifdef CONFIG_IWLWIFI_LEDS
1471 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1472 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1474 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1478 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1483 /* D3 (WoWLAN, NetDetect) */
1484 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1485 int iwl_mvm_resume(struct ieee80211_hw *hw);
1486 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1487 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1488 struct ieee80211_vif *vif,
1489 struct cfg80211_gtk_rekey_data *data);
1490 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1491 struct ieee80211_vif *vif,
1492 struct inet6_dev *idev);
1493 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1494 struct ieee80211_vif *vif, int idx);
1495 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1497 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1498 struct ieee80211_vif *vif,
1501 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1502 struct ieee80211_vif *vif,
1503 struct iwl_wowlan_status *status);
1504 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1505 struct ieee80211_vif *vif);
1507 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1508 struct ieee80211_vif *vif,
1515 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1516 struct ieee80211_vif *vif,
1517 struct iwl_wowlan_status *status)
1522 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1526 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1527 struct iwl_wowlan_config_cmd *cmd);
1528 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1529 struct ieee80211_vif *vif,
1530 bool disable_offloading,
1535 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1536 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1537 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1538 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1539 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1540 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1541 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1542 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1545 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1546 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1547 struct iwl_rx_cmd_buffer *rxb);
1548 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1549 enum ieee80211_rssi_event_data);
1550 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1551 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1552 struct ieee80211_sta *sta);
1553 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1554 struct ieee80211_sta *sta);
1555 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1556 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1557 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1558 enum nl80211_band band);
1559 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1560 struct ieee80211_tx_info *info, u8 ac);
1562 /* beacon filtering */
1563 #ifdef CONFIG_IWLWIFI_DEBUGFS
1565 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1566 struct iwl_beacon_filter_cmd *cmd);
1569 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1570 struct iwl_beacon_filter_cmd *cmd)
1573 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1574 struct ieee80211_vif *vif,
1575 bool enable, u32 flags);
1576 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1577 struct ieee80211_vif *vif,
1579 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1580 struct ieee80211_vif *vif,
1583 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1584 enum iwl_mvm_smps_type_request req_type,
1585 enum ieee80211_smps_mode smps_request);
1586 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1589 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1591 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1592 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1593 /* get VMACLowLatencyMode */
1594 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1597 * should this consider associated/active/... state?
1599 * Normally low-latency should only be active on interfaces
1600 * that are active, but at least with debugfs it can also be
1601 * enabled on interfaces that aren't active. However, when
1602 * interface aren't active then they aren't added into the
1603 * binding, so this has no real impact. For now, just return
1604 * the current desired low-latency state.
1606 return mvmvif->low_latency_dbgfs ||
1607 mvmvif->low_latency_traffic ||
1608 mvmvif->low_latency_vcmd;
1611 /* hw scheduler queue config */
1612 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1613 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1614 unsigned int wdg_timeout);
1617 * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored.
1619 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1621 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 minq, u8 maxq);
1623 /* Return a bitmask with all the hw supported queues, except for the
1624 * command queue, which can't be flushed.
1626 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1628 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1629 ~BIT(IWL_MVM_CMD_QUEUE));
1633 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1634 u8 fifo, u16 ssn, unsigned int wdg_timeout)
1636 struct iwl_trans_txq_scd_cfg cfg = {
1638 .tid = IWL_MAX_TID_COUNT,
1640 .frame_limit = IWL_FRAME_LIMIT,
1643 iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
1646 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1648 mvm->ucode_loaded = false;
1649 iwl_trans_stop_device(mvm->trans);
1652 /* Stop/start all mac queues in a given bitmap */
1653 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1654 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1656 /* Re-configure the SCD for a queue that has already been configured */
1657 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1658 int tid, int frame_limit, u16 ssn);
1660 /* Thermal management and CT-kill */
1661 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1662 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1663 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1664 struct iwl_rx_cmd_buffer *rxb);
1665 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1666 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1667 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1668 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1669 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1670 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1671 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1672 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1674 /* Location Aware Regulatory */
1675 struct iwl_mcc_update_resp *
1676 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1677 enum iwl_mcc_source src_id);
1678 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1679 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1680 struct iwl_rx_cmd_buffer *rxb);
1681 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1683 enum iwl_mcc_source src_id,
1685 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1687 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1688 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1691 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1697 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1698 * This TID is marked as used vs the AP and all connected TDLS peers.
1700 #define IWL_MVM_TDLS_FW_TID 4
1702 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1703 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1704 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1706 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1707 struct ieee80211_vif *vif);
1708 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1709 struct ieee80211_vif *vif,
1710 struct ieee80211_sta *sta, u8 oper_class,
1711 struct cfg80211_chan_def *chandef,
1712 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1713 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1714 struct ieee80211_vif *vif,
1715 struct ieee80211_tdls_ch_sw_params *params);
1716 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1717 struct ieee80211_vif *vif,
1718 struct ieee80211_sta *sta);
1719 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1720 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1722 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1723 struct iwl_mvm_internal_rxq_notif *notif,
1725 void iwl_mvm_reorder_timer_expired(unsigned long data);
1726 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1728 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1729 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1730 struct ieee80211_vif *vif,
1731 bool tdls, bool cmd_q);
1732 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1733 const char *errmsg);
1735 /* Link Quality Measurement */
1736 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
1737 enum iwl_lqm_cmd_operatrions operation,
1738 u32 duration, u32 timeout);
1739 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
1741 #endif /* __IWL_MVM_H__ */