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,
239 * struct iwl_mvm_vif_bf_data - beacon filtering related data
240 * @bf_enabled: indicates if beacon filtering is enabled
241 * @ba_enabled: indicated if beacon abort is enabled
242 * @last_beacon_signal: last beacon rssi signal in dbm
243 * @ave_beacon_signal: average beacon signal
244 * @last_cqm_event: rssi of the last cqm event
245 * @bt_coex_min_thold: minimum threshold for BT coex
246 * @bt_coex_max_thold: maximum threshold for BT coex
247 * @last_bt_coex_event: rssi of the last BT coex event
249 struct iwl_mvm_vif_bf_data {
252 s8 ave_beacon_signal;
254 s8 bt_coex_min_thold;
255 s8 bt_coex_max_thold;
256 s8 last_bt_coex_event;
260 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
261 * @id: between 0 and 3
262 * @color: to solve races upon MAC addition and removal
263 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
264 * @uploaded: indicates the MAC context has been added to the device
265 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
266 * should get quota etc.
267 * @pm_enabled - Indicate if MAC power management is allowed
268 * @monitor_active: indicates that monitor context is configured, and that the
269 * interface should get quota etc.
270 * @low_latency: indicates that this interface is in low-latency mode
271 * (VMACLowLatencyMode)
272 * @queue_params: QoS params for this MAC
273 * @bcast_sta: station used for broadcast packets. Used by the following
274 * vifs: P2P_DEVICE, GO and AP.
275 * @beacon_skb: the skb used to hold the AP/GO beacon template
276 * @smps_requests: the SMPS requests of differents parts of the driver,
277 * combined on update to yield the overall request to mac80211.
289 struct iwl_mvm_vif_bf_data bf_data;
293 enum iwl_tsf_id tsf_id;
296 * QoS data from mac80211, need to store this here
297 * as mac80211 has a separate callback but we need
298 * to have the data for the MAC context
300 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
301 struct iwl_mvm_time_event_data time_event_data;
303 struct iwl_mvm_int_sta bcast_sta;
306 * Assigned while mac80211 has the interface in a channel context,
307 * or, for P2P Device, while it exists.
309 struct iwl_mvm_phy_ctxt *phy_ctxt;
311 #ifdef CONFIG_PM_SLEEP
312 /* WoWLAN GTK rekey data */
314 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
325 #if IS_ENABLED(CONFIG_IPV6)
326 /* IPv6 addresses for WoWLAN */
327 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
328 int num_target_ipv6_addrs;
331 #ifdef CONFIG_IWLWIFI_DEBUGFS
333 struct dentry *dbgfs_dir;
334 struct dentry *dbgfs_slink;
335 struct iwl_dbgfs_pm dbgfs_pm;
336 struct iwl_dbgfs_bf dbgfs_bf;
337 struct iwl_mac_power_cmd mac_pwr_cmd;
340 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
342 /* FW identified misbehaving AP */
343 u8 uapsd_misbehaving_bssid[ETH_ALEN];
346 static inline struct iwl_mvm_vif *
347 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
349 return (void *)vif->drv_priv;
352 extern const u8 tid_to_mac80211_ac[];
354 enum iwl_scan_status {
361 * struct iwl_nvm_section - describes an NVM section in memory.
363 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
364 * and saved for later use by the driver. Not all NVM sections are saved
365 * this way, only the needed ones.
367 struct iwl_nvm_section {
373 * Tx-backoff threshold
374 * @temperature: The threshold in Celsius
375 * @backoff: The tx-backoff in uSec
377 struct iwl_tt_tx_backoff {
382 #define TT_TX_BACKOFF_SIZE 6
385 * struct iwl_tt_params - thermal throttling parameters
386 * @ct_kill_entry: CT Kill entry threshold
387 * @ct_kill_exit: CT Kill exit threshold
388 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
389 * to checks whether to exit CT Kill.
390 * @dynamic_smps_entry: Dynamic SMPS entry threshold
391 * @dynamic_smps_exit: Dynamic SMPS exit threshold
392 * @tx_protection_entry: TX protection entry threshold
393 * @tx_protection_exit: TX protection exit threshold
394 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
395 * @support_ct_kill: Support CT Kill?
396 * @support_dynamic_smps: Support dynamic SMPS?
397 * @support_tx_protection: Support tx protection?
398 * @support_tx_backoff: Support tx-backoff?
400 struct iwl_tt_params {
403 u32 ct_kill_duration;
404 s32 dynamic_smps_entry;
405 s32 dynamic_smps_exit;
406 s32 tx_protection_entry;
407 s32 tx_protection_exit;
408 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
409 bool support_ct_kill;
410 bool support_dynamic_smps;
411 bool support_tx_protection;
412 bool support_tx_backoff;
416 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
417 * @ct_kill_exit: worker to exit thermal kill
418 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
419 * @tx_backoff: The current thremal throttling tx backoff in uSec.
420 * @min_backoff: The minimal tx backoff due to power restrictions
421 * @params: Parameters to configure the thermal throttling algorithm.
422 * @throttle: Is thermal throttling is active?
424 struct iwl_mvm_tt_mgmt {
425 struct delayed_work ct_kill_exit;
429 const struct iwl_tt_params *params;
433 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
435 struct iwl_mvm_frame_stats {
451 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
461 /* for logger access */
464 struct iwl_trans *trans;
465 const struct iwl_fw *fw;
466 const struct iwl_cfg *cfg;
467 struct iwl_phy_db *phy_db;
468 struct ieee80211_hw *hw;
470 /* for protecting access to iwl_mvm */
472 struct list_head async_handlers_list;
473 spinlock_t async_handlers_lock;
474 struct work_struct async_handlers_wk;
476 struct work_struct roc_done_wk;
478 unsigned long status;
481 * for beacon filtering -
482 * currently only one interface can be supported
484 struct iwl_mvm_vif *bf_allowed_vif;
486 enum iwl_ucode_type cur_ucode;
488 bool init_ucode_complete;
489 u32 error_event_table;
491 u32 umac_error_event_table;
492 bool support_umac_log;
496 struct iwl_notif_wait_data notif_wait;
498 struct mvm_statistics_rx rx_stats;
500 unsigned long transport_queue_stop;
501 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
502 atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
504 const char *nvm_file_name;
505 struct iwl_nvm_data *nvm_data;
507 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
509 /* EEPROM MAC addresses */
510 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
512 /* data related to data path */
513 struct iwl_rx_phy_info last_phy_info;
514 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
515 struct work_struct sta_drained_wk;
516 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
517 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
520 /* configured by mac80211 */
523 /* Scan status, cmd (pre-allocated) and auxiliary station */
524 enum iwl_scan_status scan_status;
525 struct iwl_scan_cmd *scan_cmd;
526 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
528 /* rx chain antennas set through debugfs for the scan command */
531 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
532 /* broadcast filters to configure for each associated station */
533 const struct iwl_fw_bcast_filter *bcast_filters;
534 #ifdef CONFIG_IWLWIFI_DEBUGFS
536 u32 override; /* u32 for debugfs_create_bool */
537 struct iwl_bcast_filter_cmd cmd;
538 } dbgfs_bcast_filtering;
542 /* Internal station */
543 struct iwl_mvm_int_sta aux_sta;
545 bool last_ebs_successful;
547 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
548 u8 mgmt_last_antenna_idx;
550 /* last smart fifo state that was successfully sent to firmware */
551 enum iwl_sf_state sf_state;
553 #ifdef CONFIG_IWLWIFI_DEBUGFS
554 struct dentry *debugfs_dir;
555 u32 dbgfs_sram_offset, dbgfs_sram_len;
556 u32 dbgfs_prph_reg_addr;
557 bool disable_power_off;
558 bool disable_power_off_d3;
560 struct debugfs_blob_wrapper nvm_hw_blob;
561 struct debugfs_blob_wrapper nvm_sw_blob;
562 struct debugfs_blob_wrapper nvm_calib_blob;
563 struct debugfs_blob_wrapper nvm_prod_blob;
565 struct iwl_mvm_frame_stats drv_rx_stats;
566 spinlock_t drv_stats_lock;
569 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
571 struct list_head time_event_list;
572 spinlock_t time_event_lock;
575 * A bitmap indicating the index of the key in use. The firmware
576 * can hold 16 keys at most. Reflect this fact.
578 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
580 /* A bitmap of reference types taken by the driver. */
581 unsigned long ref_bitmap[BITS_TO_LONGS(IWL_MVM_REF_COUNT)];
585 /* -1 for always, 0 for never, >0 for that many times */
589 u32 fw_error_sram_len;
591 u32 fw_error_rxf_len;
593 #ifdef CONFIG_IWLWIFI_LEDS
594 struct led_classdev led;
597 struct ieee80211_vif *p2p_device_vif;
599 #ifdef CONFIG_PM_SLEEP
600 struct wiphy_wowlan_support wowlan;
601 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
602 #ifdef CONFIG_IWLWIFI_DEBUGFS
603 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
605 bool store_d3_resume_sram;
606 void *d3_resume_sram;
608 struct ieee80211_vif *keep_vif;
614 bool d0i3_offloading;
615 struct work_struct d0i3_exit_work;
616 struct sk_buff_head d0i3_tx;
617 /* protect d0i3_suspend_flags */
618 struct mutex d0i3_suspend_mutex;
619 unsigned long d0i3_suspend_flags;
620 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
621 spinlock_t d0i3_tx_lock;
622 wait_queue_head_t d0i3_exit_waitq;
626 struct iwl_bt_coex_profile_notif last_bt_notif;
627 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
632 /* Thermal Throttling and CTkill */
633 struct iwl_mvm_tt_mgmt thermal_throttle;
634 s32 temperature; /* Celsius */
636 #ifdef CONFIG_NL80211_TESTMODE
638 struct ieee80211_vif *noa_vif;
646 /* Indicate if device power save is allowed */
649 struct ieee80211_vif *csa_vif;
652 /* Extract MVM priv from op_mode and _hw */
653 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
654 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
656 #define IWL_MAC80211_GET_MVM(_hw) \
657 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
659 enum iwl_mvm_status {
660 IWL_MVM_STATUS_HW_RFKILL,
661 IWL_MVM_STATUS_HW_CTKILL,
662 IWL_MVM_STATUS_ROC_RUNNING,
663 IWL_MVM_STATUS_IN_HW_RESTART,
664 IWL_MVM_STATUS_IN_D0I3,
667 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
669 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
670 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
673 static inline struct iwl_mvm_sta *
674 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
676 struct ieee80211_sta *sta;
678 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
681 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
682 lockdep_is_held(&mvm->mutex));
684 /* This can happen if the station has been removed right now */
685 if (IS_ERR_OR_NULL(sta))
688 return iwl_mvm_sta_from_mac80211(sta);
691 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
693 return mvm->trans->cfg->d0i3 &&
694 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
697 extern const u8 iwl_mvm_ac_to_tx_fifo[];
699 struct iwl_rate_info {
700 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
701 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
702 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
703 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
704 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
711 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
714 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
715 enum ieee80211_band band);
716 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
717 enum ieee80211_band band,
718 struct ieee80211_tx_rate *r);
719 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
720 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
721 #ifdef CONFIG_IWLWIFI_DEBUGFS
722 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
723 void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm);
724 void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm);
726 u8 first_antenna(u8 mask);
727 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
729 /* Tx / Host Commands */
730 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
731 struct iwl_host_cmd *cmd);
732 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
733 u32 flags, u16 len, const void *data);
734 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
735 struct iwl_host_cmd *cmd,
737 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
738 u16 len, const void *data,
740 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
741 struct ieee80211_sta *sta);
742 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
743 #ifdef CONFIG_IWLWIFI_DEBUG
744 const char *iwl_mvm_get_tx_fail_reason(u32 status);
746 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
748 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
749 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
751 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
753 flush_work(&mvm->async_handlers_wk);
757 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
758 struct iwl_rx_cmd_buffer *rxb,
759 struct iwl_device_cmd *cmd);
760 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
761 struct iwl_rx_cmd_buffer *rxb,
762 struct iwl_device_cmd *cmd);
765 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
766 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
768 int iwl_mvm_up(struct iwl_mvm *mvm);
769 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
771 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
772 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
773 struct iwl_bcast_filter_cmd *cmd);
776 * FW notifications / CMD responses handlers
777 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
779 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
780 struct iwl_device_cmd *cmd);
781 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
782 struct iwl_device_cmd *cmd);
783 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
784 struct iwl_device_cmd *cmd);
785 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
786 struct iwl_device_cmd *cmd);
787 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
788 struct iwl_device_cmd *cmd);
789 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
790 struct iwl_rx_cmd_buffer *rxb,
791 struct iwl_device_cmd *cmd);
792 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
793 struct iwl_device_cmd *cmd);
794 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
795 struct iwl_rx_cmd_buffer *rxb,
796 struct iwl_device_cmd *cmd);
797 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
798 struct iwl_device_cmd *cmd);
801 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
802 struct cfg80211_chan_def *chandef,
803 u8 chains_static, u8 chains_dynamic);
804 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
805 struct cfg80211_chan_def *chandef,
806 u8 chains_static, u8 chains_dynamic);
807 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
808 struct iwl_mvm_phy_ctxt *ctxt);
809 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
810 struct iwl_mvm_phy_ctxt *ctxt);
812 /* MAC (virtual interface) programming */
813 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
814 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
815 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
816 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
817 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
818 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
819 struct ieee80211_vif *vif);
820 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
821 struct ieee80211_vif *vif);
822 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
823 struct iwl_rx_cmd_buffer *rxb,
824 struct iwl_device_cmd *cmd);
825 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
826 struct iwl_rx_cmd_buffer *rxb,
827 struct iwl_device_cmd *cmd);
828 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
829 struct ieee80211_vif *vif);
832 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
833 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
835 /* Quota management */
836 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
839 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
840 struct ieee80211_vif *vif,
841 struct cfg80211_scan_request *req);
842 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
843 struct iwl_device_cmd *cmd);
844 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
845 struct iwl_device_cmd *cmd);
846 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
849 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
850 struct iwl_rx_cmd_buffer *rxb,
851 struct iwl_device_cmd *cmd);
852 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
853 struct ieee80211_vif *vif,
854 struct cfg80211_sched_scan_request *req,
855 struct ieee80211_sched_scan_ies *ies);
856 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
857 struct cfg80211_sched_scan_request *req);
858 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
859 struct cfg80211_sched_scan_request *req);
860 int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm);
861 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
862 struct iwl_rx_cmd_buffer *rxb,
863 struct iwl_device_cmd *cmd);
866 #ifdef CONFIG_IWLWIFI_DEBUGFS
867 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
868 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
869 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
871 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
872 struct dentry *dbgfs_dir)
877 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
881 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
884 #endif /* CONFIG_IWLWIFI_DEBUGFS */
887 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
888 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
889 struct iwl_mvm_frame_stats *stats,
891 int rs_pretty_print_rate(char *buf, const u32 rate);
893 /* power management */
894 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
895 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
896 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
897 char *buf, int bufsz);
899 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
900 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
901 struct iwl_rx_cmd_buffer *rxb,
902 struct iwl_device_cmd *cmd);
904 #ifdef CONFIG_IWLWIFI_LEDS
905 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
906 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
908 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
912 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
917 /* D3 (WoWLAN, NetDetect) */
918 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
919 int iwl_mvm_resume(struct ieee80211_hw *hw);
920 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
921 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
922 struct ieee80211_vif *vif,
923 struct cfg80211_gtk_rekey_data *data);
924 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
925 struct ieee80211_vif *vif,
926 struct inet6_dev *idev);
927 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
928 struct ieee80211_vif *vif, int idx);
929 extern const struct file_operations iwl_dbgfs_d3_test_ops;
930 #ifdef CONFIG_PM_SLEEP
931 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
932 struct ieee80211_vif *vif);
935 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
939 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
940 struct iwl_wowlan_config_cmd_v2 *cmd);
941 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
942 struct ieee80211_vif *vif,
943 bool disable_offloading,
947 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
948 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
949 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
950 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
953 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
954 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
955 struct iwl_rx_cmd_buffer *rxb,
956 struct iwl_device_cmd *cmd);
957 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
958 enum ieee80211_rssi_event rssi_event);
959 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
960 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
961 struct ieee80211_sta *sta);
962 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
963 struct ieee80211_sta *sta);
964 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
965 enum ieee80211_band band);
966 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
967 struct ieee80211_tx_info *info, u8 ac);
968 int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable);
970 enum iwl_bt_kill_msk {
972 BT_KILL_MSK_SCO_HID_A2DP,
973 BT_KILL_MSK_REDUCED_TXPOW,
976 extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
977 extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
979 /* beacon filtering */
980 #ifdef CONFIG_IWLWIFI_DEBUGFS
982 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
983 struct iwl_beacon_filter_cmd *cmd);
986 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
987 struct iwl_beacon_filter_cmd *cmd)
990 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
991 struct ieee80211_vif *vif,
992 bool enable, u32 flags);
993 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
994 struct ieee80211_vif *vif,
996 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
997 struct ieee80211_vif *vif,
999 int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm,
1000 struct ieee80211_vif *vif, bool enable);
1001 int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm,
1002 struct ieee80211_vif *vif,
1007 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1008 enum iwl_mvm_smps_type_request req_type,
1009 enum ieee80211_smps_mode smps_request);
1012 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1014 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1015 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1016 /* get VMACLowLatencyMode */
1017 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1020 * should this consider associated/active/... state?
1022 * Normally low-latency should only be active on interfaces
1023 * that are active, but at least with debugfs it can also be
1024 * enabled on interfaces that aren't active. However, when
1025 * interface aren't active then they aren't added into the
1026 * binding, so this has no real impact. For now, just return
1027 * the current desired low-latency state.
1030 return mvmvif->low_latency;
1033 /* Thermal management and CT-kill */
1034 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1035 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1036 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1037 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1038 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1041 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1044 #endif /* __IWL_MVM_H__ */