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 70
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_DISABLE_POWER_OFF = BIT(5),
168 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
169 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
170 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
171 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
174 struct iwl_dbgfs_pm {
175 u16 keep_alive_seconds;
179 u8 skip_dtim_periods;
180 bool disable_power_off;
182 u32 lprx_rssi_threshold;
184 bool uapsd_misbehaving;
188 /* beacon filtering */
190 enum iwl_dbgfs_bf_mask {
191 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
192 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
193 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
194 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
195 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
196 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
197 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
198 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
199 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
200 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
201 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
204 struct iwl_dbgfs_bf {
206 u32 bf_roaming_energy_delta;
207 u32 bf_roaming_state;
208 u32 bf_temp_threshold;
209 u32 bf_temp_fast_filter;
210 u32 bf_temp_slow_filter;
211 u32 bf_enable_beacon_filter;
215 u32 ba_enable_beacon_abort;
220 enum iwl_mvm_smps_type_request {
221 IWL_MVM_SMPS_REQ_BT_COEX,
223 NUM_IWL_MVM_SMPS_REQ,
226 enum iwl_mvm_ref_type {
227 IWL_MVM_REF_UCODE_DOWN,
230 IWL_MVM_REF_P2P_CLIENT,
238 * struct iwl_mvm_vif_bf_data - beacon filtering related data
239 * @bf_enabled: indicates if beacon filtering is enabled
240 * @ba_enabled: indicated if beacon abort is enabled
241 * @last_beacon_signal: last beacon rssi signal in dbm
242 * @ave_beacon_signal: average beacon signal
243 * @last_cqm_event: rssi of the last cqm event
244 * @bt_coex_min_thold: minimum threshold for BT coex
245 * @bt_coex_max_thold: maximum threshold for BT coex
246 * @last_bt_coex_event: rssi of the last BT coex event
248 struct iwl_mvm_vif_bf_data {
251 s8 ave_beacon_signal;
253 s8 bt_coex_min_thold;
254 s8 bt_coex_max_thold;
255 s8 last_bt_coex_event;
259 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
260 * @id: between 0 and 3
261 * @color: to solve races upon MAC addition and removal
262 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
263 * @uploaded: indicates the MAC context has been added to the device
264 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
265 * should get quota etc.
266 * @monitor_active: indicates that monitor context is configured, and that the
267 * interface should get quota etc.
268 * @low_latency: indicates that this interface is in low-latency mode
269 * (VMACLowLatencyMode)
270 * @queue_params: QoS params for this MAC
271 * @bcast_sta: station used for broadcast packets. Used by the following
272 * vifs: P2P_DEVICE, GO and AP.
273 * @beacon_skb: the skb used to hold the AP/GO beacon template
274 * @smps_requests: the SMPS requests of differents parts of the driver,
275 * combined on update to yield the overall request to mac80211.
286 struct iwl_mvm_vif_bf_data bf_data;
290 enum iwl_tsf_id tsf_id;
293 * QoS data from mac80211, need to store this here
294 * as mac80211 has a separate callback but we need
295 * to have the data for the MAC context
297 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
298 struct iwl_mvm_time_event_data time_event_data;
300 struct iwl_mvm_int_sta bcast_sta;
303 * Assigned while mac80211 has the interface in a channel context,
304 * or, for P2P Device, while it exists.
306 struct iwl_mvm_phy_ctxt *phy_ctxt;
308 #ifdef CONFIG_PM_SLEEP
309 /* WoWLAN GTK rekey data */
311 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
321 #if IS_ENABLED(CONFIG_IPV6)
322 /* IPv6 addresses for WoWLAN */
323 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
324 int num_target_ipv6_addrs;
328 #ifdef CONFIG_IWLWIFI_DEBUGFS
330 struct dentry *dbgfs_dir;
331 struct dentry *dbgfs_slink;
332 struct iwl_dbgfs_pm dbgfs_pm;
333 struct iwl_dbgfs_bf dbgfs_bf;
334 struct iwl_mac_power_cmd mac_pwr_cmd;
337 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
339 /* FW identified misbehaving AP */
340 u8 uapsd_misbehaving_bssid[ETH_ALEN];
343 static inline struct iwl_mvm_vif *
344 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
346 return (void *)vif->drv_priv;
349 extern const u8 tid_to_mac80211_ac[];
351 enum iwl_scan_status {
358 * struct iwl_nvm_section - describes an NVM section in memory.
360 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
361 * and saved for later use by the driver. Not all NVM sections are saved
362 * this way, only the needed ones.
364 struct iwl_nvm_section {
370 * Tx-backoff threshold
371 * @temperature: The threshold in Celsius
372 * @backoff: The tx-backoff in uSec
374 struct iwl_tt_tx_backoff {
379 #define TT_TX_BACKOFF_SIZE 6
382 * struct iwl_tt_params - thermal throttling parameters
383 * @ct_kill_entry: CT Kill entry threshold
384 * @ct_kill_exit: CT Kill exit threshold
385 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
386 * to checks whether to exit CT Kill.
387 * @dynamic_smps_entry: Dynamic SMPS entry threshold
388 * @dynamic_smps_exit: Dynamic SMPS exit threshold
389 * @tx_protection_entry: TX protection entry threshold
390 * @tx_protection_exit: TX protection exit threshold
391 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
392 * @support_ct_kill: Support CT Kill?
393 * @support_dynamic_smps: Support dynamic SMPS?
394 * @support_tx_protection: Support tx protection?
395 * @support_tx_backoff: Support tx-backoff?
397 struct iwl_tt_params {
400 u32 ct_kill_duration;
401 s32 dynamic_smps_entry;
402 s32 dynamic_smps_exit;
403 s32 tx_protection_entry;
404 s32 tx_protection_exit;
405 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
406 bool support_ct_kill;
407 bool support_dynamic_smps;
408 bool support_tx_protection;
409 bool support_tx_backoff;
413 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
414 * @ct_kill_exit: worker to exit thermal kill
415 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
416 * @tx_backoff: The current thremal throttling tx backoff in uSec.
417 * @min_backoff: The minimal tx backoff due to power restrictions
418 * @params: Parameters to configure the thermal throttling algorithm.
419 * @throttle: Is thermal throttling is active?
421 struct iwl_mvm_tt_mgmt {
422 struct delayed_work ct_kill_exit;
426 const struct iwl_tt_params *params;
430 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
432 struct iwl_mvm_frame_stats {
448 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
453 /* for logger access */
456 struct iwl_trans *trans;
457 const struct iwl_fw *fw;
458 const struct iwl_cfg *cfg;
459 struct iwl_phy_db *phy_db;
460 struct ieee80211_hw *hw;
462 /* for protecting access to iwl_mvm */
464 struct list_head async_handlers_list;
465 spinlock_t async_handlers_lock;
466 struct work_struct async_handlers_wk;
468 struct work_struct roc_done_wk;
470 unsigned long status;
473 * for beacon filtering -
474 * currently only one interface can be supported
476 struct iwl_mvm_vif *bf_allowed_vif;
478 enum iwl_ucode_type cur_ucode;
480 bool init_ucode_complete;
481 u32 error_event_table;
483 u32 umac_error_event_table;
484 bool support_umac_log;
488 struct iwl_notif_wait_data notif_wait;
490 struct mvm_statistics_rx rx_stats;
492 unsigned long transport_queue_stop;
493 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
494 atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
496 struct iwl_nvm_data *nvm_data;
498 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
500 /* EEPROM MAC addresses */
501 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
503 /* data related to data path */
504 struct iwl_rx_phy_info last_phy_info;
505 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
506 struct work_struct sta_drained_wk;
507 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
508 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
511 /* configured by mac80211 */
514 /* Scan status, cmd (pre-allocated) and auxiliary station */
515 enum iwl_scan_status scan_status;
516 struct iwl_scan_cmd *scan_cmd;
517 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
519 /* rx chain antennas set through debugfs for the scan command */
522 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
523 /* broadcast filters to configure for each associated station */
524 const struct iwl_fw_bcast_filter *bcast_filters;
525 #ifdef CONFIG_IWLWIFI_DEBUGFS
527 u32 override; /* u32 for debugfs_create_bool */
528 struct iwl_bcast_filter_cmd cmd;
529 } dbgfs_bcast_filtering;
533 /* Internal station */
534 struct iwl_mvm_int_sta aux_sta;
536 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
537 u8 mgmt_last_antenna_idx;
539 /* last smart fifo state that was successfully sent to firmware */
540 enum iwl_sf_state sf_state;
542 #ifdef CONFIG_IWLWIFI_DEBUGFS
543 struct dentry *debugfs_dir;
544 u32 dbgfs_sram_offset, dbgfs_sram_len;
545 u32 dbgfs_prph_reg_addr;
546 bool disable_power_off;
547 bool disable_power_off_d3;
549 struct debugfs_blob_wrapper nvm_hw_blob;
550 struct debugfs_blob_wrapper nvm_sw_blob;
551 struct debugfs_blob_wrapper nvm_calib_blob;
552 struct debugfs_blob_wrapper nvm_prod_blob;
554 struct iwl_mvm_frame_stats drv_rx_stats;
555 spinlock_t drv_stats_lock;
558 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
560 struct list_head time_event_list;
561 spinlock_t time_event_lock;
564 * A bitmap indicating the index of the key in use. The firmware
565 * can hold 16 keys at most. Reflect this fact.
567 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
569 /* A bitmap of reference types taken by the driver. */
570 unsigned long ref_bitmap[BITS_TO_LONGS(IWL_MVM_REF_COUNT)];
574 /* -1 for always, 0 for never, >0 for that many times */
577 struct led_classdev led;
579 struct ieee80211_vif *p2p_device_vif;
581 #ifdef CONFIG_PM_SLEEP
582 struct wiphy_wowlan_support wowlan;
583 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
584 #ifdef CONFIG_IWLWIFI_DEBUGFS
585 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
587 bool store_d3_resume_sram;
588 void *d3_resume_sram;
590 struct ieee80211_vif *keep_vif;
596 struct work_struct d0i3_exit_work;
600 struct iwl_bt_coex_profile_notif last_bt_notif;
601 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
605 /* Thermal Throttling and CTkill */
606 struct iwl_mvm_tt_mgmt thermal_throttle;
607 s32 temperature; /* Celsius */
609 #ifdef CONFIG_NL80211_TESTMODE
611 struct ieee80211_vif *noa_vif;
619 /* Indicate if device power save is allowed */
621 /* Indicate if device power management is allowed */
625 /* Extract MVM priv from op_mode and _hw */
626 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
627 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
629 #define IWL_MAC80211_GET_MVM(_hw) \
630 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
632 enum iwl_mvm_status {
633 IWL_MVM_STATUS_HW_RFKILL,
634 IWL_MVM_STATUS_HW_CTKILL,
635 IWL_MVM_STATUS_ROC_RUNNING,
636 IWL_MVM_STATUS_IN_HW_RESTART,
639 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
641 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
642 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
645 static inline struct iwl_mvm_sta *
646 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
648 struct ieee80211_sta *sta;
650 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
653 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
654 lockdep_is_held(&mvm->mutex));
656 /* This can happen if the station has been removed right now */
657 if (IS_ERR_OR_NULL(sta))
660 return iwl_mvm_sta_from_mac80211(sta);
663 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
665 return mvm->trans->cfg->d0i3 &&
666 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
669 extern const u8 iwl_mvm_ac_to_tx_fifo[];
671 struct iwl_rate_info {
672 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
673 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
674 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
675 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
676 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
683 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
686 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
687 enum ieee80211_band band);
688 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
689 enum ieee80211_band band,
690 struct ieee80211_tx_rate *r);
691 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
692 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
693 void iwl_mvm_dump_sram(struct iwl_mvm *mvm);
694 u8 first_antenna(u8 mask);
695 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
697 /* Tx / Host Commands */
698 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
699 struct iwl_host_cmd *cmd);
700 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
701 u32 flags, u16 len, const void *data);
702 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
703 struct iwl_host_cmd *cmd,
705 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
706 u16 len, const void *data,
708 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
709 struct ieee80211_sta *sta);
710 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
711 #ifdef CONFIG_IWLWIFI_DEBUG
712 const char *iwl_mvm_get_tx_fail_reason(u32 status);
714 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
716 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
717 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
719 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
721 flush_work(&mvm->async_handlers_wk);
725 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
726 struct iwl_rx_cmd_buffer *rxb,
727 struct iwl_device_cmd *cmd);
728 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
729 struct iwl_rx_cmd_buffer *rxb,
730 struct iwl_device_cmd *cmd);
733 int iwl_nvm_init(struct iwl_mvm *mvm);
734 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
736 int iwl_mvm_up(struct iwl_mvm *mvm);
737 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
739 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
740 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
741 struct iwl_bcast_filter_cmd *cmd);
744 * FW notifications / CMD responses handlers
745 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
747 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
748 struct iwl_device_cmd *cmd);
749 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
750 struct iwl_device_cmd *cmd);
751 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
752 struct iwl_device_cmd *cmd);
753 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
754 struct iwl_device_cmd *cmd);
755 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
756 struct iwl_device_cmd *cmd);
757 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
758 struct iwl_rx_cmd_buffer *rxb,
759 struct iwl_device_cmd *cmd);
760 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
761 struct iwl_device_cmd *cmd);
762 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
763 struct iwl_rx_cmd_buffer *rxb,
764 struct iwl_device_cmd *cmd);
765 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
766 struct iwl_device_cmd *cmd);
769 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
770 struct cfg80211_chan_def *chandef,
771 u8 chains_static, u8 chains_dynamic);
772 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
773 struct cfg80211_chan_def *chandef,
774 u8 chains_static, u8 chains_dynamic);
775 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
776 struct iwl_mvm_phy_ctxt *ctxt);
777 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
778 struct iwl_mvm_phy_ctxt *ctxt);
780 /* MAC (virtual interface) programming */
781 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
782 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
783 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
784 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
785 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
786 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
787 struct ieee80211_vif *vif);
788 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
789 struct ieee80211_vif *vif);
790 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
791 struct iwl_rx_cmd_buffer *rxb,
792 struct iwl_device_cmd *cmd);
793 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
794 struct iwl_rx_cmd_buffer *rxb,
795 struct iwl_device_cmd *cmd);
796 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
797 struct ieee80211_vif *vif);
800 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
801 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
803 /* Quota management */
804 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
807 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
808 struct ieee80211_vif *vif,
809 struct cfg80211_scan_request *req);
810 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
811 struct iwl_device_cmd *cmd);
812 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
813 struct iwl_device_cmd *cmd);
814 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
817 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
818 struct iwl_rx_cmd_buffer *rxb,
819 struct iwl_device_cmd *cmd);
820 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
821 struct ieee80211_vif *vif,
822 struct cfg80211_sched_scan_request *req,
823 struct ieee80211_sched_scan_ies *ies);
824 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
825 struct cfg80211_sched_scan_request *req);
826 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
827 struct cfg80211_sched_scan_request *req);
828 int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm);
829 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
830 struct iwl_rx_cmd_buffer *rxb,
831 struct iwl_device_cmd *cmd);
834 #ifdef CONFIG_IWLWIFI_DEBUGFS
835 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
836 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
837 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
839 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
840 struct dentry *dbgfs_dir)
845 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
849 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
852 #endif /* CONFIG_IWLWIFI_DEBUGFS */
855 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
856 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
857 struct iwl_mvm_frame_stats *stats,
859 int rs_pretty_print_rate(char *buf, const u32 rate);
861 /* power management */
862 int iwl_power_legacy_set_cam_mode(struct iwl_mvm *mvm);
864 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
865 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
866 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
867 char *buf, int bufsz);
869 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
870 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
871 struct iwl_rx_cmd_buffer *rxb,
872 struct iwl_device_cmd *cmd);
874 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
875 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
877 /* D3 (WoWLAN, NetDetect) */
878 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
879 int iwl_mvm_resume(struct ieee80211_hw *hw);
880 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
881 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
882 struct ieee80211_vif *vif,
883 struct cfg80211_gtk_rekey_data *data);
884 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
885 struct ieee80211_vif *vif,
886 struct inet6_dev *idev);
887 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
888 struct ieee80211_vif *vif, int idx);
889 extern const struct file_operations iwl_dbgfs_d3_test_ops;
890 #ifdef CONFIG_PM_SLEEP
891 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
892 struct ieee80211_vif *vif);
895 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
901 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
902 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
905 int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm);
906 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
907 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
908 struct iwl_rx_cmd_buffer *rxb,
909 struct iwl_device_cmd *cmd);
910 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
911 enum ieee80211_rssi_event rssi_event);
912 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
913 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
914 struct ieee80211_sta *sta);
915 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
916 struct ieee80211_sta *sta);
917 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
918 struct ieee80211_tx_info *info, u8 ac);
919 int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable);
921 enum iwl_bt_kill_msk {
923 BT_KILL_MSK_SCO_HID_A2DP,
924 BT_KILL_MSK_REDUCED_TXPOW,
927 extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
928 extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
930 /* beacon filtering */
931 #ifdef CONFIG_IWLWIFI_DEBUGFS
933 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
934 struct iwl_beacon_filter_cmd *cmd);
937 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
938 struct iwl_beacon_filter_cmd *cmd)
941 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
942 struct ieee80211_vif *vif,
943 bool enable, u32 flags);
944 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
945 struct ieee80211_vif *vif,
947 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
948 struct ieee80211_vif *vif,
950 int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm,
951 struct ieee80211_vif *vif, bool enable);
952 int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm,
953 struct ieee80211_vif *vif,
958 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
959 enum iwl_mvm_smps_type_request req_type,
960 enum ieee80211_smps_mode smps_request);
963 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
965 /* get VMACLowLatencyMode */
966 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
969 * should this consider associated/active/... state?
971 * Normally low-latency should only be active on interfaces
972 * that are active, but at least with debugfs it can also be
973 * enabled on interfaces that aren't active. However, when
974 * interface aren't active then they aren't added into the
975 * binding, so this has no real impact. For now, just return
976 * the current desired low-latency state.
979 return mvmvif->low_latency;
982 /* Thermal management and CT-kill */
983 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
984 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
985 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
986 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
987 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
990 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
993 #endif /* __IWL_MVM_H__ */