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
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
25 * The full GNU General Public License is included in this distribution
26 * in the file called COPYING.
28 * Contact Information:
29 * Intel Linux Wireless <ilw@linux.intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
35 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
36 * All rights reserved.
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
42 * * Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * * Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in
46 * the documentation and/or other materials provided with the
48 * * Neither the name Intel Corporation nor the names of its
49 * contributors may be used to endorse or promote products derived
50 * from this software without specific prior written permission.
52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
64 *****************************************************************************/
69 #include <linux/list.h>
70 #include <linux/spinlock.h>
71 #include <linux/leds.h>
72 #include <linux/in6.h>
74 #include "iwl-op-mode.h"
75 #include "iwl-trans.h"
76 #include "iwl-notif-wait.h"
77 #include "iwl-eeprom-parse.h"
78 #include "iwl-fw-file.h"
79 #include "iwl-config.h"
82 #include "constants.h"
85 #define IWL_INVALID_MAC80211_QUEUE 0xff
86 #define IWL_MVM_MAX_ADDRESSES 5
87 /* RSSI offset for WkP */
88 #define IWL_RSSI_OFFSET 50
89 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
90 /* A TimeUnit is 1024 microsecond */
91 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
93 /* For GO, this value represents the number of TUs before CSA "beacon
94 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
95 * must be big enough to ensure that we switch in time.
97 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
99 /* For client, this value represents the number of TUs before CSA
100 * "beacon 1" TBTT, instead. This is because we don't know when the
101 * GO/AP will be in the new channel, so we switch early enough.
103 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
106 * This value (in TUs) is used to fine tune the CSA NoA end time which should
107 * be just before "beacon 0" TBTT.
109 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
112 * Number of beacons to transmit on a new channel until we unblock tx to
113 * the stations, even if we didn't identify them on a new channel
115 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
117 extern const struct ieee80211_ops iwl_mvm_hw_ops;
120 * struct iwl_mvm_mod_params - module parameters for iwlmvm
121 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
122 * We will register to mac80211 to have testmode working. The NIC must not
123 * be up'ed after the INIT fw asserted. This is useful to be able to use
124 * proprietary tools over testmode to debug the INIT fw.
125 * @tfd_q_hang_detect: enabled the detection of hung transmit queues
126 * @power_scheme: one of enum iwl_power_scheme
128 struct iwl_mvm_mod_params {
130 bool tfd_q_hang_detect;
133 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
136 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
138 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
139 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
141 * @trans_len: length of the valid data in trans_ptr
142 * @op_mode_len: length of the valid data in op_mode_ptr
144 struct iwl_mvm_dump_ptrs {
145 struct iwl_trans_dump_data *trans_ptr;
151 * struct iwl_mvm_dump_desc - describes the dump
152 * @len: length of trig_desc->data
153 * @trig_desc: the description of the dump
155 struct iwl_mvm_dump_desc {
158 struct iwl_fw_error_dump_trigger_desc trig_desc;
161 extern struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert;
163 struct iwl_mvm_phy_ctxt {
169 * TODO: This should probably be removed. Currently here only for rate
172 struct ieee80211_channel *channel;
175 struct iwl_mvm_time_event_data {
176 struct ieee80211_vif *vif;
177 struct list_head list;
178 unsigned long end_jiffies;
184 * The access to the 'id' field must be done when the
185 * mvm->time_event_lock is held, as it value is used to indicate
186 * if the te is in the time event list or not (when id == TE_MAX)
191 /* Power management */
194 * enum iwl_power_scheme
195 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
196 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
197 * @IWL_POWER_LEVEL_LP - Low Power
199 enum iwl_power_scheme {
200 IWL_POWER_SCHEME_CAM = 1,
201 IWL_POWER_SCHEME_BPS,
205 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
206 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
208 #ifdef CONFIG_IWLWIFI_DEBUGFS
209 enum iwl_dbgfs_pm_mask {
210 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
211 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
212 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
213 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
214 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
215 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
216 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
217 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
218 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
219 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
222 struct iwl_dbgfs_pm {
223 u16 keep_alive_seconds;
227 u8 skip_dtim_periods;
229 u32 lprx_rssi_threshold;
231 bool uapsd_misbehaving;
236 /* beacon filtering */
238 enum iwl_dbgfs_bf_mask {
239 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
240 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
241 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
242 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
243 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
244 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
245 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
246 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
247 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
248 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
249 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
252 struct iwl_dbgfs_bf {
254 u32 bf_roaming_energy_delta;
255 u32 bf_roaming_state;
256 u32 bf_temp_threshold;
257 u32 bf_temp_fast_filter;
258 u32 bf_temp_slow_filter;
259 u32 bf_enable_beacon_filter;
263 u32 ba_enable_beacon_abort;
268 enum iwl_mvm_smps_type_request {
269 IWL_MVM_SMPS_REQ_BT_COEX,
271 IWL_MVM_SMPS_REQ_PROT,
272 NUM_IWL_MVM_SMPS_REQ,
275 enum iwl_mvm_ref_type {
276 IWL_MVM_REF_UCODE_DOWN,
280 IWL_MVM_REF_P2P_CLIENT,
286 IWL_MVM_REF_START_AP,
287 IWL_MVM_REF_BSS_CHANGED,
288 IWL_MVM_REF_PREPARE_TX,
289 IWL_MVM_REF_PROTECT_TDLS,
290 IWL_MVM_REF_CHECK_CTKILL,
291 IWL_MVM_REF_PRPH_READ,
292 IWL_MVM_REF_PRPH_WRITE,
295 IWL_MVM_REF_EXIT_WORK,
296 IWL_MVM_REF_PROTECT_CSA,
297 IWL_MVM_REF_FW_DBG_COLLECT,
299 /* update debugfs.c when changing this */
304 enum iwl_bt_force_ant_mode {
305 BT_FORCE_ANT_DIS = 0,
314 * struct iwl_mvm_vif_bf_data - beacon filtering related data
315 * @bf_enabled: indicates if beacon filtering is enabled
316 * @ba_enabled: indicated if beacon abort is enabled
317 * @ave_beacon_signal: average beacon signal
318 * @last_cqm_event: rssi of the last cqm event
319 * @bt_coex_min_thold: minimum threshold for BT coex
320 * @bt_coex_max_thold: maximum threshold for BT coex
321 * @last_bt_coex_event: rssi of the last BT coex event
323 struct iwl_mvm_vif_bf_data {
326 s8 ave_beacon_signal;
328 s8 bt_coex_min_thold;
329 s8 bt_coex_max_thold;
330 s8 last_bt_coex_event;
334 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
335 * @id: between 0 and 3
336 * @color: to solve races upon MAC addition and removal
337 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
338 * @bssid: BSSID for this (client) interface
339 * @associated: indicates that we're currently associated, used only for
340 * managing the firmware state in iwl_mvm_bss_info_changed_station()
341 * @uploaded: indicates the MAC context has been added to the device
342 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
343 * should get quota etc.
344 * @pm_enabled - Indicate if MAC power management is allowed
345 * @monitor_active: indicates that monitor context is configured, and that the
346 * interface should get quota etc.
347 * @low_latency: indicates that this interface is in low-latency mode
348 * (VMACLowLatencyMode)
349 * @ps_disabled: indicates that this interface requires PS to be disabled
350 * @queue_params: QoS params for this MAC
351 * @bcast_sta: station used for broadcast packets. Used by the following
352 * vifs: P2P_DEVICE, GO and AP.
353 * @beacon_skb: the skb used to hold the AP/GO beacon template
354 * @smps_requests: the SMPS requests of different parts of the driver,
355 * combined on update to yield the overall request to mac80211.
356 * @beacon_stats: beacon statistics, containing the # of received beacons,
357 * # of received beacons accumulated over FW restart, and the current
358 * average signal of beacons retrieved from the firmware
359 * @csa_failed: CSA failed to schedule time event, report an error later
360 * @features: hw features active for this vif
377 struct iwl_mvm_vif_bf_data bf_data;
380 u32 num_beacons, accu_num_beacons;
386 enum iwl_tsf_id tsf_id;
389 * QoS data from mac80211, need to store this here
390 * as mac80211 has a separate callback but we need
391 * to have the data for the MAC context
393 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
394 struct iwl_mvm_time_event_data time_event_data;
395 struct iwl_mvm_time_event_data hs_time_event_data;
397 struct iwl_mvm_int_sta bcast_sta;
400 * Assigned while mac80211 has the interface in a channel context,
401 * or, for P2P Device, while it exists.
403 struct iwl_mvm_phy_ctxt *phy_ctxt;
405 #ifdef CONFIG_PM_SLEEP
406 /* WoWLAN GTK rekey data */
408 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
419 #if IS_ENABLED(CONFIG_IPV6)
420 /* IPv6 addresses for WoWLAN */
421 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
422 int num_target_ipv6_addrs;
425 #ifdef CONFIG_IWLWIFI_DEBUGFS
426 struct dentry *dbgfs_dir;
427 struct dentry *dbgfs_slink;
428 struct iwl_dbgfs_pm dbgfs_pm;
429 struct iwl_dbgfs_bf dbgfs_bf;
430 struct iwl_mac_power_cmd mac_pwr_cmd;
433 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
435 /* FW identified misbehaving AP */
436 u8 uapsd_misbehaving_bssid[ETH_ALEN];
438 /* Indicates that CSA countdown may be started */
442 /* TCP Checksum Offload */
443 netdev_features_t features;
446 static inline struct iwl_mvm_vif *
447 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
449 return (void *)vif->drv_priv;
452 extern const u8 tid_to_mac80211_ac[];
454 #define IWL_MVM_SCAN_STOPPING_SHIFT 8
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),
461 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8),
462 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9),
463 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
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,
472 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
473 IWL_MVM_SCAN_MASK = 0xff,
477 * struct iwl_nvm_section - describes an NVM section in memory.
479 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
480 * and saved for later use by the driver. Not all NVM sections are saved
481 * this way, only the needed ones.
483 struct iwl_nvm_section {
489 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
490 * @ct_kill_exit: worker to exit thermal kill
491 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
492 * @tx_backoff: The current thremal throttling tx backoff in uSec.
493 * @min_backoff: The minimal tx backoff due to power restrictions
494 * @params: Parameters to configure the thermal throttling algorithm.
495 * @throttle: Is thermal throttling is active?
497 struct iwl_mvm_tt_mgmt {
498 struct delayed_work ct_kill_exit;
502 struct iwl_tt_params params;
506 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
508 struct iwl_mvm_frame_stats {
524 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
533 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
534 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
535 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
537 enum iwl_mvm_tdls_cs_state {
538 IWL_MVM_TDLS_SW_IDLE = 0,
539 IWL_MVM_TDLS_SW_REQ_SENT,
540 IWL_MVM_TDLS_SW_RESP_RCVD,
541 IWL_MVM_TDLS_SW_REQ_RCVD,
542 IWL_MVM_TDLS_SW_ACTIVE,
545 struct iwl_mvm_shared_mem_cfg {
548 u32 sample_buff_addr;
549 u32 sample_buff_size;
551 u32 txfifo_size[TX_FIFO_MAX_NUM];
552 u32 rxfifo_size[RX_FIFO_MAX_NUM];
558 /* for logger access */
561 struct iwl_trans *trans;
562 const struct iwl_fw *fw;
563 const struct iwl_cfg *cfg;
564 struct iwl_phy_db *phy_db;
565 struct ieee80211_hw *hw;
567 /* for protecting access to iwl_mvm */
569 struct list_head async_handlers_list;
570 spinlock_t async_handlers_lock;
571 struct work_struct async_handlers_wk;
573 struct work_struct roc_done_wk;
575 unsigned long status;
578 * for beacon filtering -
579 * currently only one interface can be supported
581 struct iwl_mvm_vif *bf_allowed_vif;
583 enum iwl_ucode_type cur_ucode;
586 u32 error_event_table;
588 u32 umac_error_event_table;
589 bool support_umac_log;
590 struct iwl_sf_region sf_space;
594 struct iwl_notif_wait_data notif_wait;
596 struct mvm_statistics_rx rx_stats;
603 } radio_stats, accu_radio_stats;
605 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
606 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
608 const char *nvm_file_name;
609 struct iwl_nvm_data *nvm_data;
611 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
614 struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
615 u16 num_of_paging_blk;
616 u16 num_of_pages_in_last_blk;
618 /* EEPROM MAC addresses */
619 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
621 /* data related to data path */
622 struct iwl_rx_phy_info last_phy_info;
623 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
624 struct work_struct sta_drained_wk;
625 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
626 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
627 u32 tfd_drained[IWL_MVM_STATION_COUNT];
630 /* configured by mac80211 */
633 /* Scan status, cmd (pre-allocated) and auxiliary station */
634 unsigned int scan_status;
636 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
638 /* max number of simultaneous scans the FW supports */
639 unsigned int max_scans;
641 /* UMAC scan tracking */
642 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
644 /* rx chain antennas set through debugfs for the scan command */
647 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
648 /* broadcast filters to configure for each associated station */
649 const struct iwl_fw_bcast_filter *bcast_filters;
650 #ifdef CONFIG_IWLWIFI_DEBUGFS
652 u32 override; /* u32 for debugfs_create_bool */
653 struct iwl_bcast_filter_cmd cmd;
654 } dbgfs_bcast_filtering;
658 /* Internal station */
659 struct iwl_mvm_int_sta aux_sta;
661 bool last_ebs_successful;
663 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
664 u8 mgmt_last_antenna_idx;
666 /* last smart fifo state that was successfully sent to firmware */
667 enum iwl_sf_state sf_state;
669 #ifdef CONFIG_IWLWIFI_DEBUGFS
670 struct dentry *debugfs_dir;
671 u32 dbgfs_sram_offset, dbgfs_sram_len;
672 u32 dbgfs_prph_reg_addr;
673 bool disable_power_off;
674 bool disable_power_off_d3;
676 u32 scan_iter_notif_enabled; /* must be u32 for debugfs_create_bool */
678 struct debugfs_blob_wrapper nvm_hw_blob;
679 struct debugfs_blob_wrapper nvm_sw_blob;
680 struct debugfs_blob_wrapper nvm_calib_blob;
681 struct debugfs_blob_wrapper nvm_prod_blob;
683 struct iwl_mvm_frame_stats drv_rx_stats;
684 spinlock_t drv_stats_lock;
685 u16 dbgfs_rx_phyinfo;
688 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
690 struct list_head time_event_list;
691 spinlock_t time_event_lock;
694 * A bitmap indicating the index of the key in use. The firmware
695 * can hold 16 keys at most. Reflect this fact.
697 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
698 u8 fw_key_deleted[STA_KEY_MAX_NUM];
700 /* references taken by the driver and spinlock protecting them */
701 spinlock_t refs_lock;
702 u8 refs[IWL_MVM_REF_COUNT];
706 /* -1 for always, 0 for never, >0 for that many times */
709 struct delayed_work fw_dump_wk;
710 struct iwl_mvm_dump_desc *fw_dump_desc;
711 struct iwl_fw_dbg_trigger_tlv *fw_dump_trig;
713 #ifdef CONFIG_IWLWIFI_LEDS
714 struct led_classdev led;
717 struct ieee80211_vif *p2p_device_vif;
719 #ifdef CONFIG_PM_SLEEP
720 struct wiphy_wowlan_support wowlan;
721 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
723 /* sched scan settings for net detect */
724 struct cfg80211_sched_scan_request *nd_config;
725 struct ieee80211_scan_ies nd_ies;
726 struct cfg80211_match_set *nd_match_sets;
728 struct ieee80211_channel **nd_channels;
731 #ifdef CONFIG_IWLWIFI_DEBUGFS
732 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
734 bool store_d3_resume_sram;
735 void *d3_resume_sram;
737 struct ieee80211_vif *keep_vif;
738 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
744 bool d0i3_offloading;
745 struct work_struct d0i3_exit_work;
746 struct sk_buff_head d0i3_tx;
747 /* protect d0i3_suspend_flags */
748 struct mutex d0i3_suspend_mutex;
749 unsigned long d0i3_suspend_flags;
750 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
751 spinlock_t d0i3_tx_lock;
752 wait_queue_head_t d0i3_exit_waitq;
755 u8 bt_ack_kill_msk[NUM_PHY_CTX];
756 u8 bt_cts_kill_msk[NUM_PHY_CTX];
758 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
759 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
760 struct iwl_bt_coex_profile_notif last_bt_notif;
761 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
766 enum iwl_bt_force_ant_mode bt_force_ant_mode;
769 struct list_head aux_roc_te_list;
771 /* Thermal Throttling and CTkill */
772 struct iwl_mvm_tt_mgmt thermal_throttle;
773 s32 temperature; /* Celsius */
775 * Debug option to set the NIC temperature. This option makes the
776 * driver think this is the actual NIC temperature, and ignore the
777 * real temperature that is received from the fw
779 bool temperature_test; /* Debug test temperature is enabled */
781 struct iwl_time_quota_cmd last_quota_cmd;
783 #ifdef CONFIG_NL80211_TESTMODE
785 struct ieee80211_vif *noa_vif;
793 /* Indicate if device power save is allowed */
794 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
796 struct ieee80211_vif __rcu *csa_vif;
797 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
798 u8 csa_tx_block_bcn_timeout;
800 /* system time of last beacon (for AP/GO interface) */
801 u32 ap_last_beacon_gp2;
804 enum iwl_mcc_source mcc_src;
806 u8 low_latency_agg_frame_limit;
808 /* TDLS channel switch data */
810 struct delayed_work dwork;
811 enum iwl_mvm_tdls_cs_state state;
814 * Current cs sta - might be different from periodic cs peer
815 * station. Value is meaningless when the cs-state is idle.
819 /* TDLS periodic channel-switch peer */
823 bool initiator; /* are we the link initiator */
824 struct cfg80211_chan_def chandef;
825 struct sk_buff *skb; /* ch sw template */
828 /* timestamp of last ch-sw request sent (GP2 time) */
833 struct iwl_mvm_shared_mem_cfg shared_mem_cfg;
836 struct iwl_mvm_tof_data tof_data;
839 /* Extract MVM priv from op_mode and _hw */
840 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
841 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
843 #define IWL_MAC80211_GET_MVM(_hw) \
844 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
846 enum iwl_mvm_status {
847 IWL_MVM_STATUS_HW_RFKILL,
848 IWL_MVM_STATUS_HW_CTKILL,
849 IWL_MVM_STATUS_ROC_RUNNING,
850 IWL_MVM_STATUS_IN_HW_RESTART,
851 IWL_MVM_STATUS_IN_D0I3,
852 IWL_MVM_STATUS_ROC_AUX_RUNNING,
853 IWL_MVM_STATUS_D3_RECONFIG,
854 IWL_MVM_STATUS_DUMPING_FW_LOG,
857 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
859 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
860 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
863 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
865 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
868 /* Must be called with rcu_read_lock() held and it can only be
869 * released when mvmsta is not needed anymore.
871 static inline struct iwl_mvm_sta *
872 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
874 struct ieee80211_sta *sta;
876 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
879 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
881 /* This can happen if the station has been removed right now */
882 if (IS_ERR_OR_NULL(sta))
885 return iwl_mvm_sta_from_mac80211(sta);
888 static inline struct iwl_mvm_sta *
889 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
891 struct ieee80211_sta *sta;
893 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
896 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
897 lockdep_is_held(&mvm->mutex));
899 /* This can happen if the station has been removed right now */
900 if (IS_ERR_OR_NULL(sta))
903 return iwl_mvm_sta_from_mac80211(sta);
906 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
908 return mvm->trans->cfg->d0i3 &&
909 mvm->trans->d0i3_mode != IWL_D0I3_MODE_OFF &&
910 !iwlwifi_mod_params.d0i3_disable &&
911 fw_has_capa(&mvm->fw->ucode_capa,
912 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
915 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
917 bool nvm_lar = mvm->nvm_data->lar_enabled;
918 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
919 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
921 if (iwlwifi_mod_params.lar_disable)
925 * Enable LAR only if it is supported by the FW (TLV) &&
928 if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000)
929 return nvm_lar && tlv_lar;
934 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
936 return fw_has_api(&mvm->fw->ucode_capa,
937 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
938 fw_has_capa(&mvm->fw->ucode_capa,
939 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
942 static inline bool iwl_mvm_is_scd_cfg_supported(struct iwl_mvm *mvm)
944 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_SCD_CFG);
947 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
949 return fw_has_capa(&mvm->fw->ucode_capa,
950 IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
951 IWL_MVM_BT_COEX_CORUNNING;
954 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
956 return fw_has_capa(&mvm->fw->ucode_capa,
957 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
961 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
963 return fw_has_capa(&mvm->fw->ucode_capa,
964 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT);
967 extern const u8 iwl_mvm_ac_to_tx_fifo[];
969 struct iwl_rate_info {
970 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
971 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
972 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
973 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
974 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
977 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
978 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
984 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
987 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
988 enum ieee80211_band band);
989 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
990 enum ieee80211_band band,
991 struct ieee80211_tx_rate *r);
992 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
993 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
994 u8 first_antenna(u8 mask);
995 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
997 /* Tx / Host Commands */
998 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
999 struct iwl_host_cmd *cmd);
1000 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1001 u32 flags, u16 len, const void *data);
1002 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1003 struct iwl_host_cmd *cmd,
1005 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1006 u16 len, const void *data,
1008 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1009 struct ieee80211_sta *sta);
1010 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1011 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1012 struct iwl_tx_cmd *tx_cmd,
1013 struct ieee80211_tx_info *info, u8 sta_id);
1014 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1015 struct ieee80211_tx_info *info,
1016 struct ieee80211_sta *sta, __le16 fc);
1017 #ifdef CONFIG_IWLWIFI_DEBUG
1018 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1020 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1022 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
1023 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1025 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1026 struct iwl_tx_cmd *tx_cmd)
1028 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1030 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1031 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1032 if (info->flags & IEEE80211_TX_CTL_AMPDU)
1033 tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG);
1036 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1038 flush_work(&mvm->async_handlers_wk);
1042 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1043 struct iwl_rx_packet *pkt);
1044 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1045 struct iwl_rx_cmd_buffer *rxb);
1046 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1047 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1050 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1051 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1053 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1055 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1056 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1057 mvm->fw->valid_tx_ant;
1060 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1062 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1063 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1064 mvm->fw->valid_rx_ant;
1067 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1069 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1070 FW_PHY_CFG_RX_CHAIN);
1071 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1072 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1074 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1075 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1077 return mvm->fw->phy_config & phy_config;
1080 int iwl_mvm_up(struct iwl_mvm *mvm);
1081 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1083 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1084 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1085 struct iwl_bcast_filter_cmd *cmd);
1088 * FW notifications / CMD responses handlers
1089 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1091 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1092 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1093 struct iwl_rx_cmd_buffer *rxb);
1094 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1095 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1096 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1097 struct iwl_rx_cmd_buffer *rxb);
1098 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1099 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1100 struct iwl_rx_cmd_buffer *rxb);
1101 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1102 struct iwl_rx_cmd_buffer *rxb);
1103 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1104 struct iwl_rx_cmd_buffer *rxb);
1107 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1108 struct cfg80211_chan_def *chandef,
1109 u8 chains_static, u8 chains_dynamic);
1110 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1111 struct cfg80211_chan_def *chandef,
1112 u8 chains_static, u8 chains_dynamic);
1113 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1114 struct iwl_mvm_phy_ctxt *ctxt);
1115 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1116 struct iwl_mvm_phy_ctxt *ctxt);
1117 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1118 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1119 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1121 /* MAC (virtual interface) programming */
1122 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1123 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1124 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1125 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1126 bool force_assoc_off, const u8 *bssid_override);
1127 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1128 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1129 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1130 struct ieee80211_vif *vif);
1131 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1132 struct iwl_rx_cmd_buffer *rxb);
1133 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1134 struct iwl_rx_cmd_buffer *rxb);
1135 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1136 struct ieee80211_vif *vif);
1137 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1138 struct ieee80211_vif *exclude_vif);
1141 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1142 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1144 /* Quota management */
1145 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1146 struct ieee80211_vif *disabled_vif);
1149 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1150 struct cfg80211_scan_request *req,
1151 struct ieee80211_scan_ies *ies);
1152 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1153 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1154 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1155 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1157 /* Scheduled scan */
1158 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1159 struct iwl_rx_cmd_buffer *rxb);
1160 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1161 struct iwl_rx_cmd_buffer *rxb);
1162 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1163 struct ieee80211_vif *vif,
1164 struct cfg80211_sched_scan_request *req,
1165 struct ieee80211_scan_ies *ies,
1167 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1168 struct iwl_rx_cmd_buffer *rxb);
1171 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1172 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1173 struct iwl_rx_cmd_buffer *rxb);
1174 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1175 struct iwl_rx_cmd_buffer *rxb);
1178 #ifdef CONFIG_IWLWIFI_DEBUGFS
1179 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1180 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1181 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1183 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1184 struct dentry *dbgfs_dir)
1189 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1193 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1196 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1199 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1200 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1201 int rs_pretty_print_rate(char *buf, const u32 rate);
1202 void rs_update_last_rssi(struct iwl_mvm *mvm,
1203 struct iwl_lq_sta *lq_sta,
1204 struct ieee80211_rx_status *rx_status);
1206 /* power management */
1207 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1208 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1209 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1210 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1211 char *buf, int bufsz);
1213 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1214 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1215 struct iwl_rx_cmd_buffer *rxb);
1217 #ifdef CONFIG_IWLWIFI_LEDS
1218 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1219 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1221 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1225 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1230 /* D3 (WoWLAN, NetDetect) */
1231 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1232 int iwl_mvm_resume(struct ieee80211_hw *hw);
1233 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1234 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1235 struct ieee80211_vif *vif,
1236 struct cfg80211_gtk_rekey_data *data);
1237 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1238 struct ieee80211_vif *vif,
1239 struct inet6_dev *idev);
1240 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1241 struct ieee80211_vif *vif, int idx);
1242 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1243 #ifdef CONFIG_PM_SLEEP
1244 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1245 struct ieee80211_vif *vif);
1248 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1252 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1253 struct iwl_wowlan_config_cmd *cmd);
1254 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1255 struct ieee80211_vif *vif,
1256 bool disable_offloading,
1260 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1261 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1262 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1263 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1264 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1265 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1266 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1267 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1270 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1271 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1272 struct iwl_rx_cmd_buffer *rxb);
1273 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1274 enum ieee80211_rssi_event_data);
1275 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1276 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1277 struct ieee80211_sta *sta);
1278 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1279 struct ieee80211_sta *sta);
1280 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1281 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1282 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1283 enum ieee80211_band band);
1284 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1285 struct ieee80211_tx_info *info, u8 ac);
1287 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1288 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1289 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1290 void iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1291 struct iwl_rx_cmd_buffer *rxb);
1292 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1293 enum ieee80211_rssi_event_data);
1294 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1295 struct ieee80211_sta *sta);
1296 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1297 struct ieee80211_sta *sta);
1298 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1299 enum ieee80211_band band);
1300 void iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1301 struct iwl_rx_cmd_buffer *rxb);
1303 /* beacon filtering */
1304 #ifdef CONFIG_IWLWIFI_DEBUGFS
1306 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1307 struct iwl_beacon_filter_cmd *cmd);
1310 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1311 struct iwl_beacon_filter_cmd *cmd)
1314 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1315 struct ieee80211_vif *vif,
1316 bool enable, u32 flags);
1317 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1318 struct ieee80211_vif *vif,
1320 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1321 struct ieee80211_vif *vif,
1324 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1325 enum iwl_mvm_smps_type_request req_type,
1326 enum ieee80211_smps_mode smps_request);
1327 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1330 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1332 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1333 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1334 /* get VMACLowLatencyMode */
1335 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1338 * should this consider associated/active/... state?
1340 * Normally low-latency should only be active on interfaces
1341 * that are active, but at least with debugfs it can also be
1342 * enabled on interfaces that aren't active. However, when
1343 * interface aren't active then they aren't added into the
1344 * binding, so this has no real impact. For now, just return
1345 * the current desired low-latency state.
1348 return mvmvif->low_latency;
1351 /* hw scheduler queue config */
1352 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1353 const struct iwl_trans_txq_scd_cfg *cfg,
1354 unsigned int wdg_timeout);
1355 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, u8 flags);
1358 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1359 u8 fifo, unsigned int wdg_timeout)
1361 struct iwl_trans_txq_scd_cfg cfg = {
1363 .tid = IWL_MAX_TID_COUNT,
1365 .frame_limit = IWL_FRAME_LIMIT,
1368 iwl_mvm_enable_txq(mvm, queue, 0, &cfg, wdg_timeout);
1371 static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1372 int fifo, int sta_id, int tid,
1373 int frame_limit, u16 ssn,
1374 unsigned int wdg_timeout)
1376 struct iwl_trans_txq_scd_cfg cfg = {
1380 .frame_limit = frame_limit,
1384 iwl_mvm_enable_txq(mvm, queue, ssn, &cfg, wdg_timeout);
1387 /* Thermal management and CT-kill */
1388 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1389 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1390 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1391 struct iwl_rx_cmd_buffer *rxb);
1392 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1393 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1394 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1395 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1396 int iwl_mvm_get_temp(struct iwl_mvm *mvm);
1398 /* Location Aware Regulatory */
1399 struct iwl_mcc_update_resp *
1400 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1401 enum iwl_mcc_source src_id);
1402 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1403 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1404 struct iwl_rx_cmd_buffer *rxb);
1405 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1407 enum iwl_mcc_source src_id,
1409 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1411 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1412 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1415 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1421 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1422 * This TID is marked as used vs the AP and all connected TDLS peers.
1424 #define IWL_MVM_TDLS_FW_TID 4
1426 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1427 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1428 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1430 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1431 struct ieee80211_vif *vif);
1432 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1433 struct ieee80211_vif *vif,
1434 struct ieee80211_sta *sta, u8 oper_class,
1435 struct cfg80211_chan_def *chandef,
1436 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1437 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1438 struct ieee80211_vif *vif,
1439 struct ieee80211_tdls_ch_sw_params *params);
1440 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1441 struct ieee80211_vif *vif,
1442 struct ieee80211_sta *sta);
1443 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1444 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1446 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1448 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1449 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
1451 int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 id);
1452 int iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm, enum iwl_fw_dbg_trigger trig,
1453 const char *str, size_t len,
1454 struct iwl_fw_dbg_trigger_tlv *trigger);
1455 int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm,
1456 struct iwl_mvm_dump_desc *desc,
1457 struct iwl_fw_dbg_trigger_tlv *trigger);
1458 void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm);
1459 int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm *mvm,
1460 struct iwl_fw_dbg_trigger_tlv *trigger,
1461 const char *fmt, ...) __printf(3, 4);
1462 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1463 struct ieee80211_vif *vif,
1464 bool tdls, bool cmd_q);
1465 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1466 const char *errmsg);
1468 iwl_fw_dbg_trigger_vif_match(struct iwl_fw_dbg_trigger_tlv *trig,
1469 struct ieee80211_vif *vif)
1471 u32 trig_vif = le32_to_cpu(trig->vif_type);
1473 return trig_vif == IWL_FW_DBG_CONF_VIF_ANY || vif->type == trig_vif;
1477 iwl_fw_dbg_trigger_stop_conf_match(struct iwl_mvm *mvm,
1478 struct iwl_fw_dbg_trigger_tlv *trig)
1480 return ((trig->mode & IWL_FW_DBG_TRIGGER_STOP) &&
1481 (mvm->fw_dbg_conf == FW_DBG_INVALID ||
1482 (BIT(mvm->fw_dbg_conf) & le32_to_cpu(trig->stop_conf_ids))));
1486 iwl_fw_dbg_trigger_check_stop(struct iwl_mvm *mvm,
1487 struct ieee80211_vif *vif,
1488 struct iwl_fw_dbg_trigger_tlv *trig)
1490 if (vif && !iwl_fw_dbg_trigger_vif_match(trig, vif))
1493 return iwl_fw_dbg_trigger_stop_conf_match(mvm, trig);
1497 iwl_fw_dbg_trigger_simple_stop(struct iwl_mvm *mvm,
1498 struct ieee80211_vif *vif,
1499 enum iwl_fw_dbg_trigger trig)
1501 struct iwl_fw_dbg_trigger_tlv *trigger;
1503 if (!iwl_fw_dbg_trigger_enabled(mvm->fw, trig))
1506 trigger = iwl_fw_dbg_get_trigger(mvm->fw, trig);
1507 if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trigger))
1510 iwl_mvm_fw_dbg_collect_trig(mvm, trigger, NULL);
1513 #endif /* __IWL_MVM_H__ */