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.
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 struct iwl_nvm_data *nvm_data;
506 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
508 /* EEPROM MAC addresses */
509 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
511 /* data related to data path */
512 struct iwl_rx_phy_info last_phy_info;
513 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
514 struct work_struct sta_drained_wk;
515 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
516 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
519 /* configured by mac80211 */
522 /* Scan status, cmd (pre-allocated) and auxiliary station */
523 enum iwl_scan_status scan_status;
524 struct iwl_scan_cmd *scan_cmd;
525 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
527 /* rx chain antennas set through debugfs for the scan command */
530 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
531 /* broadcast filters to configure for each associated station */
532 const struct iwl_fw_bcast_filter *bcast_filters;
533 #ifdef CONFIG_IWLWIFI_DEBUGFS
535 u32 override; /* u32 for debugfs_create_bool */
536 struct iwl_bcast_filter_cmd cmd;
537 } dbgfs_bcast_filtering;
541 /* Internal station */
542 struct iwl_mvm_int_sta aux_sta;
544 bool last_ebs_successful;
546 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
547 u8 mgmt_last_antenna_idx;
549 /* last smart fifo state that was successfully sent to firmware */
550 enum iwl_sf_state sf_state;
552 #ifdef CONFIG_IWLWIFI_DEBUGFS
553 struct dentry *debugfs_dir;
554 u32 dbgfs_sram_offset, dbgfs_sram_len;
555 u32 dbgfs_prph_reg_addr;
556 bool disable_power_off;
557 bool disable_power_off_d3;
559 struct debugfs_blob_wrapper nvm_hw_blob;
560 struct debugfs_blob_wrapper nvm_sw_blob;
561 struct debugfs_blob_wrapper nvm_calib_blob;
562 struct debugfs_blob_wrapper nvm_prod_blob;
564 struct iwl_mvm_frame_stats drv_rx_stats;
565 spinlock_t drv_stats_lock;
568 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
570 struct list_head time_event_list;
571 spinlock_t time_event_lock;
574 * A bitmap indicating the index of the key in use. The firmware
575 * can hold 16 keys at most. Reflect this fact.
577 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
579 /* A bitmap of reference types taken by the driver. */
580 unsigned long ref_bitmap[BITS_TO_LONGS(IWL_MVM_REF_COUNT)];
584 /* -1 for always, 0 for never, >0 for that many times */
588 u32 fw_error_sram_len;
590 u32 fw_error_rxf_len;
592 struct led_classdev led;
594 struct ieee80211_vif *p2p_device_vif;
596 #ifdef CONFIG_PM_SLEEP
597 struct wiphy_wowlan_support wowlan;
598 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
599 #ifdef CONFIG_IWLWIFI_DEBUGFS
600 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
602 bool store_d3_resume_sram;
603 void *d3_resume_sram;
605 struct ieee80211_vif *keep_vif;
611 bool d0i3_offloading;
612 struct work_struct d0i3_exit_work;
613 struct sk_buff_head d0i3_tx;
614 /* protect d0i3_suspend_flags */
615 struct mutex d0i3_suspend_mutex;
616 unsigned long d0i3_suspend_flags;
617 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
618 spinlock_t d0i3_tx_lock;
619 wait_queue_head_t d0i3_exit_waitq;
623 struct iwl_bt_coex_profile_notif last_bt_notif;
624 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
629 /* Thermal Throttling and CTkill */
630 struct iwl_mvm_tt_mgmt thermal_throttle;
631 s32 temperature; /* Celsius */
633 #ifdef CONFIG_NL80211_TESTMODE
635 struct ieee80211_vif *noa_vif;
643 /* Indicate if device power save is allowed */
647 /* Extract MVM priv from op_mode and _hw */
648 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
649 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
651 #define IWL_MAC80211_GET_MVM(_hw) \
652 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
654 enum iwl_mvm_status {
655 IWL_MVM_STATUS_HW_RFKILL,
656 IWL_MVM_STATUS_HW_CTKILL,
657 IWL_MVM_STATUS_ROC_RUNNING,
658 IWL_MVM_STATUS_IN_HW_RESTART,
659 IWL_MVM_STATUS_IN_D0I3,
662 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
664 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
665 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
668 static inline struct iwl_mvm_sta *
669 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
671 struct ieee80211_sta *sta;
673 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
676 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
677 lockdep_is_held(&mvm->mutex));
679 /* This can happen if the station has been removed right now */
680 if (IS_ERR_OR_NULL(sta))
683 return iwl_mvm_sta_from_mac80211(sta);
686 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
688 return mvm->trans->cfg->d0i3 &&
689 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
692 extern const u8 iwl_mvm_ac_to_tx_fifo[];
694 struct iwl_rate_info {
695 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
696 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
697 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
698 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
699 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
706 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
709 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
710 enum ieee80211_band band);
711 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
712 enum ieee80211_band band,
713 struct ieee80211_tx_rate *r);
714 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
715 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
716 #ifdef CONFIG_IWLWIFI_DEBUGFS
717 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
718 void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm);
719 void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm);
721 u8 first_antenna(u8 mask);
722 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
724 /* Tx / Host Commands */
725 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
726 struct iwl_host_cmd *cmd);
727 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
728 u32 flags, u16 len, const void *data);
729 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
730 struct iwl_host_cmd *cmd,
732 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
733 u16 len, const void *data,
735 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
736 struct ieee80211_sta *sta);
737 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
738 #ifdef CONFIG_IWLWIFI_DEBUG
739 const char *iwl_mvm_get_tx_fail_reason(u32 status);
741 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
743 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
744 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
746 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
748 flush_work(&mvm->async_handlers_wk);
752 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
753 struct iwl_rx_cmd_buffer *rxb,
754 struct iwl_device_cmd *cmd);
755 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
756 struct iwl_rx_cmd_buffer *rxb,
757 struct iwl_device_cmd *cmd);
760 int iwl_nvm_init(struct iwl_mvm *mvm);
761 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
763 int iwl_mvm_up(struct iwl_mvm *mvm);
764 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
766 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
767 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
768 struct iwl_bcast_filter_cmd *cmd);
771 * FW notifications / CMD responses handlers
772 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
774 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
775 struct iwl_device_cmd *cmd);
776 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
777 struct iwl_device_cmd *cmd);
778 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
779 struct iwl_device_cmd *cmd);
780 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
781 struct iwl_device_cmd *cmd);
782 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
783 struct iwl_device_cmd *cmd);
784 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
785 struct iwl_rx_cmd_buffer *rxb,
786 struct iwl_device_cmd *cmd);
787 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
788 struct iwl_device_cmd *cmd);
789 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
790 struct iwl_rx_cmd_buffer *rxb,
791 struct iwl_device_cmd *cmd);
792 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
793 struct iwl_device_cmd *cmd);
796 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
797 struct cfg80211_chan_def *chandef,
798 u8 chains_static, u8 chains_dynamic);
799 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
800 struct cfg80211_chan_def *chandef,
801 u8 chains_static, u8 chains_dynamic);
802 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
803 struct iwl_mvm_phy_ctxt *ctxt);
804 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
805 struct iwl_mvm_phy_ctxt *ctxt);
807 /* MAC (virtual interface) programming */
808 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
809 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
810 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
811 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
812 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
813 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
814 struct ieee80211_vif *vif);
815 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
816 struct ieee80211_vif *vif);
817 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
818 struct iwl_rx_cmd_buffer *rxb,
819 struct iwl_device_cmd *cmd);
820 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
821 struct iwl_rx_cmd_buffer *rxb,
822 struct iwl_device_cmd *cmd);
823 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
824 struct ieee80211_vif *vif);
827 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
828 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
830 /* Quota management */
831 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
834 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
835 struct ieee80211_vif *vif,
836 struct cfg80211_scan_request *req);
837 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
838 struct iwl_device_cmd *cmd);
839 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
840 struct iwl_device_cmd *cmd);
841 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
844 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
845 struct iwl_rx_cmd_buffer *rxb,
846 struct iwl_device_cmd *cmd);
847 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
848 struct ieee80211_vif *vif,
849 struct cfg80211_sched_scan_request *req,
850 struct ieee80211_sched_scan_ies *ies);
851 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
852 struct cfg80211_sched_scan_request *req);
853 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
854 struct cfg80211_sched_scan_request *req);
855 int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm);
856 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
857 struct iwl_rx_cmd_buffer *rxb,
858 struct iwl_device_cmd *cmd);
861 #ifdef CONFIG_IWLWIFI_DEBUGFS
862 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
863 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
864 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
866 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
867 struct dentry *dbgfs_dir)
872 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
876 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
879 #endif /* CONFIG_IWLWIFI_DEBUGFS */
882 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
883 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
884 struct iwl_mvm_frame_stats *stats,
886 int rs_pretty_print_rate(char *buf, const u32 rate);
888 /* power management */
889 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
890 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
891 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
892 char *buf, int bufsz);
894 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
895 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
896 struct iwl_rx_cmd_buffer *rxb,
897 struct iwl_device_cmd *cmd);
899 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
900 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
902 /* D3 (WoWLAN, NetDetect) */
903 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
904 int iwl_mvm_resume(struct ieee80211_hw *hw);
905 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
906 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
907 struct ieee80211_vif *vif,
908 struct cfg80211_gtk_rekey_data *data);
909 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
910 struct ieee80211_vif *vif,
911 struct inet6_dev *idev);
912 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
913 struct ieee80211_vif *vif, int idx);
914 extern const struct file_operations iwl_dbgfs_d3_test_ops;
915 #ifdef CONFIG_PM_SLEEP
916 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
917 struct ieee80211_vif *vif);
920 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
924 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
925 struct iwl_wowlan_config_cmd_v2 *cmd);
926 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
927 struct ieee80211_vif *vif,
928 bool disable_offloading,
932 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
933 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
934 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
935 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
938 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
939 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
940 struct iwl_rx_cmd_buffer *rxb,
941 struct iwl_device_cmd *cmd);
942 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
943 enum ieee80211_rssi_event rssi_event);
944 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
945 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
946 struct ieee80211_sta *sta);
947 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
948 struct ieee80211_sta *sta);
949 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
950 enum ieee80211_band band);
951 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
952 struct ieee80211_tx_info *info, u8 ac);
953 int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable);
955 enum iwl_bt_kill_msk {
957 BT_KILL_MSK_SCO_HID_A2DP,
958 BT_KILL_MSK_REDUCED_TXPOW,
961 extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
962 extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
964 /* beacon filtering */
965 #ifdef CONFIG_IWLWIFI_DEBUGFS
967 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
968 struct iwl_beacon_filter_cmd *cmd);
971 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
972 struct iwl_beacon_filter_cmd *cmd)
975 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
976 struct ieee80211_vif *vif,
977 bool enable, u32 flags);
978 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
979 struct ieee80211_vif *vif,
981 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
982 struct ieee80211_vif *vif,
984 int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm,
985 struct ieee80211_vif *vif, bool enable);
986 int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm,
987 struct ieee80211_vif *vif,
992 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
993 enum iwl_mvm_smps_type_request req_type,
994 enum ieee80211_smps_mode smps_request);
997 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
999 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1000 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1001 /* get VMACLowLatencyMode */
1002 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1005 * should this consider associated/active/... state?
1007 * Normally low-latency should only be active on interfaces
1008 * that are active, but at least with debugfs it can also be
1009 * enabled on interfaces that aren't active. However, when
1010 * interface aren't active then they aren't added into the
1011 * binding, so this has no real impact. For now, just return
1012 * the current desired low-latency state.
1015 return mvmvif->low_latency;
1019 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1021 /* Thermal management and CT-kill */
1022 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1023 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1024 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1025 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1026 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1029 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1032 #endif /* __IWL_MVM_H__ */