1 /******************************************************************************
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
24 * The full GNU General Public License is included in this distribution
25 * in the file called COPYING.
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
33 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
34 * All rights reserved.
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37 * modification, are permitted provided that the following conditions
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60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
62 *****************************************************************************/
67 #include <linux/list.h>
68 #include <linux/spinlock.h>
69 #include <linux/leds.h>
70 #include <linux/in6.h>
72 #include "iwl-op-mode.h"
73 #include "iwl-trans.h"
74 #include "iwl-notif-wait.h"
75 #include "iwl-eeprom-parse.h"
78 #include "constants.h"
80 #define IWL_INVALID_MAC80211_QUEUE 0xff
81 #define IWL_MVM_MAX_ADDRESSES 5
82 /* RSSI offset for WkP */
83 #define IWL_RSSI_OFFSET 50
84 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
86 enum iwl_mvm_tx_fifo {
87 IWL_MVM_TX_FIFO_BK = 0,
91 IWL_MVM_TX_FIFO_MCAST = 5,
94 extern const struct ieee80211_ops iwl_mvm_hw_ops;
97 * struct iwl_mvm_mod_params - module parameters for iwlmvm
98 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
99 * We will register to mac80211 to have testmode working. The NIC must not
100 * be up'ed after the INIT fw asserted. This is useful to be able to use
101 * proprietary tools over testmode to debug the INIT fw.
102 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
103 * Save)-2(default), LP(Low Power)-3
105 struct iwl_mvm_mod_params {
109 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
111 struct iwl_mvm_phy_ctxt {
117 * TODO: This should probably be removed. Currently here only for rate
120 struct ieee80211_channel *channel;
123 struct iwl_mvm_time_event_data {
124 struct ieee80211_vif *vif;
125 struct list_head list;
126 unsigned long end_jiffies;
132 * The access to the 'id' field must be done when the
133 * mvm->time_event_lock is held, as it value is used to indicate
134 * if the te is in the time event list or not (when id == TE_MAX)
139 /* Power management */
142 * enum iwl_power_scheme
143 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
144 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
145 * @IWL_POWER_LEVEL_LP - Low Power
147 enum iwl_power_scheme {
148 IWL_POWER_SCHEME_CAM = 1,
149 IWL_POWER_SCHEME_BPS,
153 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
154 #define IWL_UAPSD_AC_INFO (IEEE80211_WMM_IE_STA_QOSINFO_AC_VO |\
155 IEEE80211_WMM_IE_STA_QOSINFO_AC_VI |\
156 IEEE80211_WMM_IE_STA_QOSINFO_AC_BK |\
157 IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
158 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
160 #ifdef CONFIG_IWLWIFI_DEBUGFS
161 enum iwl_dbgfs_pm_mask {
162 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
163 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
164 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
165 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
166 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
167 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
168 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
169 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
170 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
173 struct iwl_dbgfs_pm {
174 u16 keep_alive_seconds;
178 u8 skip_dtim_periods;
180 u32 lprx_rssi_threshold;
182 bool uapsd_misbehaving;
186 /* beacon filtering */
188 enum iwl_dbgfs_bf_mask {
189 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
190 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
191 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
192 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
193 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
194 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
195 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
196 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
197 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
198 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
199 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
202 struct iwl_dbgfs_bf {
204 u32 bf_roaming_energy_delta;
205 u32 bf_roaming_state;
206 u32 bf_temp_threshold;
207 u32 bf_temp_fast_filter;
208 u32 bf_temp_slow_filter;
209 u32 bf_enable_beacon_filter;
213 u32 ba_enable_beacon_abort;
218 enum iwl_mvm_smps_type_request {
219 IWL_MVM_SMPS_REQ_BT_COEX,
221 NUM_IWL_MVM_SMPS_REQ,
224 enum iwl_mvm_ref_type {
225 IWL_MVM_REF_UCODE_DOWN,
228 IWL_MVM_REF_P2P_CLIENT,
233 IWL_MVM_REF_EXIT_WORK,
238 enum iwl_bt_force_ant_mode {
239 BT_FORCE_ANT_DIS = 0,
248 * struct iwl_mvm_vif_bf_data - beacon filtering related data
249 * @bf_enabled: indicates if beacon filtering is enabled
250 * @ba_enabled: indicated if beacon abort is enabled
251 * @last_beacon_signal: last beacon rssi signal in dbm
252 * @ave_beacon_signal: average beacon signal
253 * @last_cqm_event: rssi of the last cqm event
254 * @bt_coex_min_thold: minimum threshold for BT coex
255 * @bt_coex_max_thold: maximum threshold for BT coex
256 * @last_bt_coex_event: rssi of the last BT coex event
258 struct iwl_mvm_vif_bf_data {
261 s8 ave_beacon_signal;
263 s8 bt_coex_min_thold;
264 s8 bt_coex_max_thold;
265 s8 last_bt_coex_event;
269 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
270 * @id: between 0 and 3
271 * @color: to solve races upon MAC addition and removal
272 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
273 * @uploaded: indicates the MAC context has been added to the device
274 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
275 * should get quota etc.
276 * @pm_enabled - Indicate if MAC power management is allowed
277 * @monitor_active: indicates that monitor context is configured, and that the
278 * interface should get quota etc.
279 * @low_latency: indicates that this interface is in low-latency mode
280 * (VMACLowLatencyMode)
281 * @queue_params: QoS params for this MAC
282 * @bcast_sta: station used for broadcast packets. Used by the following
283 * vifs: P2P_DEVICE, GO and AP.
284 * @beacon_skb: the skb used to hold the AP/GO beacon template
285 * @smps_requests: the SMPS requests of differents parts of the driver,
286 * combined on update to yield the overall request to mac80211.
298 struct iwl_mvm_vif_bf_data bf_data;
302 enum iwl_tsf_id tsf_id;
305 * QoS data from mac80211, need to store this here
306 * as mac80211 has a separate callback but we need
307 * to have the data for the MAC context
309 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
310 struct iwl_mvm_time_event_data time_event_data;
312 struct iwl_mvm_int_sta bcast_sta;
315 * Assigned while mac80211 has the interface in a channel context,
316 * or, for P2P Device, while it exists.
318 struct iwl_mvm_phy_ctxt *phy_ctxt;
320 #ifdef CONFIG_PM_SLEEP
321 /* WoWLAN GTK rekey data */
323 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
334 #if IS_ENABLED(CONFIG_IPV6)
335 /* IPv6 addresses for WoWLAN */
336 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
337 int num_target_ipv6_addrs;
340 #ifdef CONFIG_IWLWIFI_DEBUGFS
342 struct dentry *dbgfs_dir;
343 struct dentry *dbgfs_slink;
344 struct iwl_dbgfs_pm dbgfs_pm;
345 struct iwl_dbgfs_bf dbgfs_bf;
346 struct iwl_mac_power_cmd mac_pwr_cmd;
349 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
351 /* FW identified misbehaving AP */
352 u8 uapsd_misbehaving_bssid[ETH_ALEN];
355 static inline struct iwl_mvm_vif *
356 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
358 return (void *)vif->drv_priv;
361 extern const u8 tid_to_mac80211_ac[];
363 enum iwl_scan_status {
370 * struct iwl_nvm_section - describes an NVM section in memory.
372 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
373 * and saved for later use by the driver. Not all NVM sections are saved
374 * this way, only the needed ones.
376 struct iwl_nvm_section {
382 * Tx-backoff threshold
383 * @temperature: The threshold in Celsius
384 * @backoff: The tx-backoff in uSec
386 struct iwl_tt_tx_backoff {
391 #define TT_TX_BACKOFF_SIZE 6
394 * struct iwl_tt_params - thermal throttling parameters
395 * @ct_kill_entry: CT Kill entry threshold
396 * @ct_kill_exit: CT Kill exit threshold
397 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
398 * to checks whether to exit CT Kill.
399 * @dynamic_smps_entry: Dynamic SMPS entry threshold
400 * @dynamic_smps_exit: Dynamic SMPS exit threshold
401 * @tx_protection_entry: TX protection entry threshold
402 * @tx_protection_exit: TX protection exit threshold
403 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
404 * @support_ct_kill: Support CT Kill?
405 * @support_dynamic_smps: Support dynamic SMPS?
406 * @support_tx_protection: Support tx protection?
407 * @support_tx_backoff: Support tx-backoff?
409 struct iwl_tt_params {
412 u32 ct_kill_duration;
413 s32 dynamic_smps_entry;
414 s32 dynamic_smps_exit;
415 s32 tx_protection_entry;
416 s32 tx_protection_exit;
417 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
418 bool support_ct_kill;
419 bool support_dynamic_smps;
420 bool support_tx_protection;
421 bool support_tx_backoff;
425 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
426 * @ct_kill_exit: worker to exit thermal kill
427 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
428 * @tx_backoff: The current thremal throttling tx backoff in uSec.
429 * @min_backoff: The minimal tx backoff due to power restrictions
430 * @params: Parameters to configure the thermal throttling algorithm.
431 * @throttle: Is thermal throttling is active?
433 struct iwl_mvm_tt_mgmt {
434 struct delayed_work ct_kill_exit;
438 const struct iwl_tt_params *params;
442 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
444 struct iwl_mvm_frame_stats {
460 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
470 /* for logger access */
473 struct iwl_trans *trans;
474 const struct iwl_fw *fw;
475 const struct iwl_cfg *cfg;
476 struct iwl_phy_db *phy_db;
477 struct ieee80211_hw *hw;
479 /* for protecting access to iwl_mvm */
481 struct list_head async_handlers_list;
482 spinlock_t async_handlers_lock;
483 struct work_struct async_handlers_wk;
485 struct work_struct roc_done_wk;
487 unsigned long status;
490 * for beacon filtering -
491 * currently only one interface can be supported
493 struct iwl_mvm_vif *bf_allowed_vif;
495 enum iwl_ucode_type cur_ucode;
497 bool init_ucode_complete;
498 u32 error_event_table;
500 u32 umac_error_event_table;
501 bool support_umac_log;
502 struct iwl_sf_region sf_space;
506 struct iwl_notif_wait_data notif_wait;
508 struct mvm_statistics_rx rx_stats;
510 unsigned long transport_queue_stop;
511 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
512 atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
514 const char *nvm_file_name;
515 struct iwl_nvm_data *nvm_data;
517 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
519 /* EEPROM MAC addresses */
520 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
522 /* data related to data path */
523 struct iwl_rx_phy_info last_phy_info;
524 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
525 struct work_struct sta_drained_wk;
526 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
527 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
530 /* configured by mac80211 */
533 /* Scan status, cmd (pre-allocated) and auxiliary station */
534 enum iwl_scan_status scan_status;
535 struct iwl_scan_cmd *scan_cmd;
536 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
538 /* rx chain antennas set through debugfs for the scan command */
541 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
542 /* broadcast filters to configure for each associated station */
543 const struct iwl_fw_bcast_filter *bcast_filters;
544 #ifdef CONFIG_IWLWIFI_DEBUGFS
546 u32 override; /* u32 for debugfs_create_bool */
547 struct iwl_bcast_filter_cmd cmd;
548 } dbgfs_bcast_filtering;
552 /* Internal station */
553 struct iwl_mvm_int_sta aux_sta;
555 bool last_ebs_successful;
557 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
558 u8 mgmt_last_antenna_idx;
560 /* last smart fifo state that was successfully sent to firmware */
561 enum iwl_sf_state sf_state;
563 #ifdef CONFIG_IWLWIFI_DEBUGFS
564 struct dentry *debugfs_dir;
565 u32 dbgfs_sram_offset, dbgfs_sram_len;
566 u32 dbgfs_prph_reg_addr;
567 bool disable_power_off;
568 bool disable_power_off_d3;
570 struct debugfs_blob_wrapper nvm_hw_blob;
571 struct debugfs_blob_wrapper nvm_sw_blob;
572 struct debugfs_blob_wrapper nvm_calib_blob;
573 struct debugfs_blob_wrapper nvm_prod_blob;
575 struct iwl_mvm_frame_stats drv_rx_stats;
576 spinlock_t drv_stats_lock;
579 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
581 struct list_head time_event_list;
582 spinlock_t time_event_lock;
585 * A bitmap indicating the index of the key in use. The firmware
586 * can hold 16 keys at most. Reflect this fact.
588 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
590 /* A bitmap of reference types taken by the driver. */
591 unsigned long ref_bitmap[BITS_TO_LONGS(IWL_MVM_REF_COUNT)];
595 /* -1 for always, 0 for never, >0 for that many times */
599 u32 fw_error_sram_len;
601 u32 fw_error_rxf_len;
603 #ifdef CONFIG_IWLWIFI_LEDS
604 struct led_classdev led;
607 struct ieee80211_vif *p2p_device_vif;
609 #ifdef CONFIG_PM_SLEEP
610 struct wiphy_wowlan_support wowlan;
611 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
612 #ifdef CONFIG_IWLWIFI_DEBUGFS
613 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
615 bool store_d3_resume_sram;
616 void *d3_resume_sram;
618 struct ieee80211_vif *keep_vif;
624 bool d0i3_offloading;
625 struct work_struct d0i3_exit_work;
626 struct sk_buff_head d0i3_tx;
627 /* protect d0i3_suspend_flags */
628 struct mutex d0i3_suspend_mutex;
629 unsigned long d0i3_suspend_flags;
630 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
631 spinlock_t d0i3_tx_lock;
632 wait_queue_head_t d0i3_exit_waitq;
636 struct iwl_bt_coex_profile_notif last_bt_notif;
637 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
641 enum iwl_bt_force_ant_mode bt_force_ant_mode;
643 /* Thermal Throttling and CTkill */
644 struct iwl_mvm_tt_mgmt thermal_throttle;
645 s32 temperature; /* Celsius */
647 #ifdef CONFIG_NL80211_TESTMODE
649 struct ieee80211_vif *noa_vif;
657 /* Indicate if device power save is allowed */
660 struct ieee80211_vif *csa_vif;
663 /* Extract MVM priv from op_mode and _hw */
664 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
665 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
667 #define IWL_MAC80211_GET_MVM(_hw) \
668 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
670 enum iwl_mvm_status {
671 IWL_MVM_STATUS_HW_RFKILL,
672 IWL_MVM_STATUS_HW_CTKILL,
673 IWL_MVM_STATUS_ROC_RUNNING,
674 IWL_MVM_STATUS_IN_HW_RESTART,
675 IWL_MVM_STATUS_IN_D0I3,
678 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
680 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
681 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
684 static inline struct iwl_mvm_sta *
685 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
687 struct ieee80211_sta *sta;
689 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
692 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
693 lockdep_is_held(&mvm->mutex));
695 /* This can happen if the station has been removed right now */
696 if (IS_ERR_OR_NULL(sta))
699 return iwl_mvm_sta_from_mac80211(sta);
702 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
704 return mvm->trans->cfg->d0i3 &&
705 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
708 extern const u8 iwl_mvm_ac_to_tx_fifo[];
710 struct iwl_rate_info {
711 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
712 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
713 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
714 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
715 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
722 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
725 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
726 enum ieee80211_band band);
727 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
728 enum ieee80211_band band,
729 struct ieee80211_tx_rate *r);
730 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
731 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
732 #ifdef CONFIG_IWLWIFI_DEBUGFS
733 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
734 void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm);
735 void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm);
737 u8 first_antenna(u8 mask);
738 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
740 /* Tx / Host Commands */
741 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
742 struct iwl_host_cmd *cmd);
743 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
744 u32 flags, u16 len, const void *data);
745 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
746 struct iwl_host_cmd *cmd,
748 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
749 u16 len, const void *data,
751 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
752 struct ieee80211_sta *sta);
753 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
754 #ifdef CONFIG_IWLWIFI_DEBUG
755 const char *iwl_mvm_get_tx_fail_reason(u32 status);
757 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
759 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
760 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
762 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
764 flush_work(&mvm->async_handlers_wk);
768 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
769 struct iwl_rx_cmd_buffer *rxb,
770 struct iwl_device_cmd *cmd);
771 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
772 struct iwl_rx_cmd_buffer *rxb,
773 struct iwl_device_cmd *cmd);
776 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
777 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
779 int iwl_mvm_up(struct iwl_mvm *mvm);
780 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
782 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
783 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
784 struct iwl_bcast_filter_cmd *cmd);
787 * FW notifications / CMD responses handlers
788 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
790 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
791 struct iwl_device_cmd *cmd);
792 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
793 struct iwl_device_cmd *cmd);
794 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
795 struct iwl_device_cmd *cmd);
796 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
797 struct iwl_device_cmd *cmd);
798 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
799 struct iwl_device_cmd *cmd);
800 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
801 struct iwl_rx_cmd_buffer *rxb,
802 struct iwl_device_cmd *cmd);
803 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
804 struct iwl_device_cmd *cmd);
805 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
806 struct iwl_rx_cmd_buffer *rxb,
807 struct iwl_device_cmd *cmd);
808 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
809 struct iwl_device_cmd *cmd);
812 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
813 struct cfg80211_chan_def *chandef,
814 u8 chains_static, u8 chains_dynamic);
815 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
816 struct cfg80211_chan_def *chandef,
817 u8 chains_static, u8 chains_dynamic);
818 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
819 struct iwl_mvm_phy_ctxt *ctxt);
820 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
821 struct iwl_mvm_phy_ctxt *ctxt);
823 /* MAC (virtual interface) programming */
824 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
825 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
826 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
827 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
828 bool force_assoc_off);
829 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
830 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
831 struct ieee80211_vif *vif);
832 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
833 struct ieee80211_vif *vif);
834 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
835 struct iwl_rx_cmd_buffer *rxb,
836 struct iwl_device_cmd *cmd);
837 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
838 struct iwl_rx_cmd_buffer *rxb,
839 struct iwl_device_cmd *cmd);
840 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
841 struct ieee80211_vif *vif);
844 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
845 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
847 /* Quota management */
848 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
851 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
852 struct ieee80211_vif *vif,
853 struct cfg80211_scan_request *req);
854 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
855 struct iwl_device_cmd *cmd);
856 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
857 struct iwl_device_cmd *cmd);
858 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
861 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
862 struct iwl_rx_cmd_buffer *rxb,
863 struct iwl_device_cmd *cmd);
864 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
865 struct ieee80211_vif *vif,
866 struct cfg80211_sched_scan_request *req,
867 struct ieee80211_sched_scan_ies *ies);
868 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
869 struct cfg80211_sched_scan_request *req);
870 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
871 struct cfg80211_sched_scan_request *req);
872 int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm, bool notify);
873 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
874 struct iwl_rx_cmd_buffer *rxb,
875 struct iwl_device_cmd *cmd);
878 #ifdef CONFIG_IWLWIFI_DEBUGFS
879 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
880 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
881 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
883 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
884 struct dentry *dbgfs_dir)
889 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
893 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
896 #endif /* CONFIG_IWLWIFI_DEBUGFS */
899 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
900 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
901 struct iwl_mvm_frame_stats *stats,
903 int rs_pretty_print_rate(char *buf, const u32 rate);
905 /* power management */
906 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
907 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
908 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
909 char *buf, int bufsz);
911 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
912 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
913 struct iwl_rx_cmd_buffer *rxb,
914 struct iwl_device_cmd *cmd);
916 #ifdef CONFIG_IWLWIFI_LEDS
917 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
918 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
920 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
924 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
929 /* D3 (WoWLAN, NetDetect) */
930 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
931 int iwl_mvm_resume(struct ieee80211_hw *hw);
932 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
933 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
934 struct ieee80211_vif *vif,
935 struct cfg80211_gtk_rekey_data *data);
936 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
937 struct ieee80211_vif *vif,
938 struct inet6_dev *idev);
939 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
940 struct ieee80211_vif *vif, int idx);
941 extern const struct file_operations iwl_dbgfs_d3_test_ops;
942 #ifdef CONFIG_PM_SLEEP
943 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
944 struct ieee80211_vif *vif);
947 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
951 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
952 struct iwl_wowlan_config_cmd_v2 *cmd);
953 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
954 struct ieee80211_vif *vif,
955 bool disable_offloading,
959 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
960 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
961 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
962 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
965 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
966 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
967 struct iwl_rx_cmd_buffer *rxb,
968 struct iwl_device_cmd *cmd);
969 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
970 enum ieee80211_rssi_event rssi_event);
971 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
972 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
973 struct ieee80211_sta *sta);
974 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
975 struct ieee80211_sta *sta);
976 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
977 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
978 enum ieee80211_band band);
979 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
980 struct ieee80211_tx_info *info, u8 ac);
982 enum iwl_bt_kill_msk {
984 BT_KILL_MSK_SCO_HID_A2DP,
985 BT_KILL_MSK_REDUCED_TXPOW,
988 extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
989 extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
991 /* beacon filtering */
992 #ifdef CONFIG_IWLWIFI_DEBUGFS
994 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
995 struct iwl_beacon_filter_cmd *cmd);
998 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
999 struct iwl_beacon_filter_cmd *cmd)
1002 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1003 struct ieee80211_vif *vif,
1004 bool enable, u32 flags);
1005 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1006 struct ieee80211_vif *vif,
1008 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1009 struct ieee80211_vif *vif,
1012 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1013 enum iwl_mvm_smps_type_request req_type,
1014 enum ieee80211_smps_mode smps_request);
1015 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1018 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1020 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1021 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1022 /* get VMACLowLatencyMode */
1023 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1026 * should this consider associated/active/... state?
1028 * Normally low-latency should only be active on interfaces
1029 * that are active, but at least with debugfs it can also be
1030 * enabled on interfaces that aren't active. However, when
1031 * interface aren't active then they aren't added into the
1032 * binding, so this has no real impact. For now, just return
1033 * the current desired low-latency state.
1036 return mvmvif->low_latency;
1040 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1042 /* Thermal management and CT-kill */
1043 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1044 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1045 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1046 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1047 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1050 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1053 #endif /* __IWL_MVM_H__ */