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[deliverable/linux.git] / drivers / net / wireless / iwlwifi / mvm / mvm.h
1 /******************************************************************************
2 *
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.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9 *
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.
13 *
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.
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21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called COPYING.
26 *
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
34 * All rights reserved.
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44 * the documentation and/or other materials provided with the
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48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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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.
61 *
62 *****************************************************************************/
63
64 #ifndef __IWL_MVM_H__
65 #define __IWL_MVM_H__
66
67 #include <linux/list.h>
68 #include <linux/spinlock.h>
69 #include <linux/leds.h>
70 #include <linux/in6.h>
71
72 #include "iwl-op-mode.h"
73 #include "iwl-trans.h"
74 #include "iwl-notif-wait.h"
75 #include "iwl-eeprom-parse.h"
76 #include "sta.h"
77 #include "fw-api.h"
78 #include "constants.h"
79
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
85
86 enum iwl_mvm_tx_fifo {
87 IWL_MVM_TX_FIFO_BK = 0,
88 IWL_MVM_TX_FIFO_BE,
89 IWL_MVM_TX_FIFO_VI,
90 IWL_MVM_TX_FIFO_VO,
91 IWL_MVM_TX_FIFO_MCAST = 5,
92 };
93
94 extern const struct ieee80211_ops iwl_mvm_hw_ops;
95
96 /**
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
104 */
105 struct iwl_mvm_mod_params {
106 bool init_dbg;
107 int power_scheme;
108 };
109 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
110
111 struct iwl_mvm_phy_ctxt {
112 u16 id;
113 u16 color;
114 u32 ref;
115
116 /*
117 * TODO: This should probably be removed. Currently here only for rate
118 * scaling algorithm
119 */
120 struct ieee80211_channel *channel;
121 };
122
123 struct iwl_mvm_time_event_data {
124 struct ieee80211_vif *vif;
125 struct list_head list;
126 unsigned long end_jiffies;
127 u32 duration;
128 bool running;
129 u32 uid;
130
131 /*
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)
135 */
136 u32 id;
137 };
138
139 /* Power management */
140
141 /**
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
146 */
147 enum iwl_power_scheme {
148 IWL_POWER_SCHEME_CAM = 1,
149 IWL_POWER_SCHEME_BPS,
150 IWL_POWER_SCHEME_LP
151 };
152
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
159
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),
171 };
172
173 struct iwl_dbgfs_pm {
174 u16 keep_alive_seconds;
175 u32 rx_data_timeout;
176 u32 tx_data_timeout;
177 bool skip_over_dtim;
178 u8 skip_dtim_periods;
179 bool lprx_ena;
180 u32 lprx_rssi_threshold;
181 bool snooze_ena;
182 bool uapsd_misbehaving;
183 int mask;
184 };
185
186 /* beacon filtering */
187
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),
200 };
201
202 struct iwl_dbgfs_bf {
203 u32 bf_energy_delta;
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;
210 u32 bf_debug_flag;
211 u32 bf_escape_timer;
212 u32 ba_escape_timer;
213 u32 ba_enable_beacon_abort;
214 int mask;
215 };
216 #endif
217
218 enum iwl_mvm_smps_type_request {
219 IWL_MVM_SMPS_REQ_BT_COEX,
220 IWL_MVM_SMPS_REQ_TT,
221 NUM_IWL_MVM_SMPS_REQ,
222 };
223
224 enum iwl_mvm_ref_type {
225 IWL_MVM_REF_UCODE_DOWN,
226 IWL_MVM_REF_SCAN,
227 IWL_MVM_REF_ROC,
228 IWL_MVM_REF_P2P_CLIENT,
229 IWL_MVM_REF_AP_IBSS,
230 IWL_MVM_REF_USER,
231 IWL_MVM_REF_TX,
232 IWL_MVM_REF_TX_AGG,
233 IWL_MVM_REF_ADD_IF,
234 IWL_MVM_REF_EXIT_WORK,
235
236 IWL_MVM_REF_COUNT,
237 };
238
239 enum iwl_bt_force_ant_mode {
240 BT_FORCE_ANT_DIS = 0,
241 BT_FORCE_ANT_AUTO,
242 BT_FORCE_ANT_BT,
243 BT_FORCE_ANT_WIFI,
244
245 BT_FORCE_ANT_MAX,
246 };
247
248 /**
249 * struct iwl_mvm_vif_bf_data - beacon filtering related data
250 * @bf_enabled: indicates if beacon filtering is enabled
251 * @ba_enabled: indicated if beacon abort is enabled
252 * @last_beacon_signal: last beacon rssi signal in dbm
253 * @ave_beacon_signal: average beacon signal
254 * @last_cqm_event: rssi of the last cqm event
255 * @bt_coex_min_thold: minimum threshold for BT coex
256 * @bt_coex_max_thold: maximum threshold for BT coex
257 * @last_bt_coex_event: rssi of the last BT coex event
258 */
259 struct iwl_mvm_vif_bf_data {
260 bool bf_enabled;
261 bool ba_enabled;
262 s8 ave_beacon_signal;
263 s8 last_cqm_event;
264 s8 bt_coex_min_thold;
265 s8 bt_coex_max_thold;
266 s8 last_bt_coex_event;
267 };
268
269 /**
270 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
271 * @id: between 0 and 3
272 * @color: to solve races upon MAC addition and removal
273 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
274 * @uploaded: indicates the MAC context has been added to the device
275 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
276 * should get quota etc.
277 * @pm_enabled - Indicate if MAC power management is allowed
278 * @monitor_active: indicates that monitor context is configured, and that the
279 * interface should get quota etc.
280 * @low_latency: indicates that this interface is in low-latency mode
281 * (VMACLowLatencyMode)
282 * @queue_params: QoS params for this MAC
283 * @bcast_sta: station used for broadcast packets. Used by the following
284 * vifs: P2P_DEVICE, GO and AP.
285 * @beacon_skb: the skb used to hold the AP/GO beacon template
286 * @smps_requests: the SMPS requests of differents parts of the driver,
287 * combined on update to yield the overall request to mac80211.
288 */
289 struct iwl_mvm_vif {
290 u16 id;
291 u16 color;
292 u8 ap_sta_id;
293
294 bool uploaded;
295 bool ap_ibss_active;
296 bool pm_enabled;
297 bool monitor_active;
298 bool low_latency;
299 struct iwl_mvm_vif_bf_data bf_data;
300
301 u32 ap_beacon_time;
302
303 enum iwl_tsf_id tsf_id;
304
305 /*
306 * QoS data from mac80211, need to store this here
307 * as mac80211 has a separate callback but we need
308 * to have the data for the MAC context
309 */
310 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
311 struct iwl_mvm_time_event_data time_event_data;
312
313 struct iwl_mvm_int_sta bcast_sta;
314
315 /*
316 * Assigned while mac80211 has the interface in a channel context,
317 * or, for P2P Device, while it exists.
318 */
319 struct iwl_mvm_phy_ctxt *phy_ctxt;
320
321 #ifdef CONFIG_PM_SLEEP
322 /* WoWLAN GTK rekey data */
323 struct {
324 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
325 __le64 replay_ctr;
326 bool valid;
327 } rekey_data;
328
329 int tx_key_idx;
330
331 bool seqno_valid;
332 u16 seqno;
333 #endif
334
335 #if IS_ENABLED(CONFIG_IPV6)
336 /* IPv6 addresses for WoWLAN */
337 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
338 int num_target_ipv6_addrs;
339 #endif
340
341 #ifdef CONFIG_IWLWIFI_DEBUGFS
342 struct iwl_mvm *mvm;
343 struct dentry *dbgfs_dir;
344 struct dentry *dbgfs_slink;
345 struct iwl_dbgfs_pm dbgfs_pm;
346 struct iwl_dbgfs_bf dbgfs_bf;
347 struct iwl_mac_power_cmd mac_pwr_cmd;
348 #endif
349
350 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
351
352 /* FW identified misbehaving AP */
353 u8 uapsd_misbehaving_bssid[ETH_ALEN];
354 };
355
356 static inline struct iwl_mvm_vif *
357 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
358 {
359 return (void *)vif->drv_priv;
360 }
361
362 extern const u8 tid_to_mac80211_ac[];
363
364 enum iwl_scan_status {
365 IWL_MVM_SCAN_NONE,
366 IWL_MVM_SCAN_OS,
367 IWL_MVM_SCAN_SCHED,
368 };
369
370 /**
371 * struct iwl_nvm_section - describes an NVM section in memory.
372 *
373 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
374 * and saved for later use by the driver. Not all NVM sections are saved
375 * this way, only the needed ones.
376 */
377 struct iwl_nvm_section {
378 u16 length;
379 const u8 *data;
380 };
381
382 /*
383 * Tx-backoff threshold
384 * @temperature: The threshold in Celsius
385 * @backoff: The tx-backoff in uSec
386 */
387 struct iwl_tt_tx_backoff {
388 s32 temperature;
389 u32 backoff;
390 };
391
392 #define TT_TX_BACKOFF_SIZE 6
393
394 /**
395 * struct iwl_tt_params - thermal throttling parameters
396 * @ct_kill_entry: CT Kill entry threshold
397 * @ct_kill_exit: CT Kill exit threshold
398 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
399 * to checks whether to exit CT Kill.
400 * @dynamic_smps_entry: Dynamic SMPS entry threshold
401 * @dynamic_smps_exit: Dynamic SMPS exit threshold
402 * @tx_protection_entry: TX protection entry threshold
403 * @tx_protection_exit: TX protection exit threshold
404 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
405 * @support_ct_kill: Support CT Kill?
406 * @support_dynamic_smps: Support dynamic SMPS?
407 * @support_tx_protection: Support tx protection?
408 * @support_tx_backoff: Support tx-backoff?
409 */
410 struct iwl_tt_params {
411 s32 ct_kill_entry;
412 s32 ct_kill_exit;
413 u32 ct_kill_duration;
414 s32 dynamic_smps_entry;
415 s32 dynamic_smps_exit;
416 s32 tx_protection_entry;
417 s32 tx_protection_exit;
418 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
419 bool support_ct_kill;
420 bool support_dynamic_smps;
421 bool support_tx_protection;
422 bool support_tx_backoff;
423 };
424
425 /**
426 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
427 * @ct_kill_exit: worker to exit thermal kill
428 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
429 * @tx_backoff: The current thremal throttling tx backoff in uSec.
430 * @min_backoff: The minimal tx backoff due to power restrictions
431 * @params: Parameters to configure the thermal throttling algorithm.
432 * @throttle: Is thermal throttling is active?
433 */
434 struct iwl_mvm_tt_mgmt {
435 struct delayed_work ct_kill_exit;
436 bool dynamic_smps;
437 u32 tx_backoff;
438 u32 min_backoff;
439 const struct iwl_tt_params *params;
440 bool throttle;
441 };
442
443 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
444
445 struct iwl_mvm_frame_stats {
446 u32 legacy_frames;
447 u32 ht_frames;
448 u32 vht_frames;
449 u32 bw_20_frames;
450 u32 bw_40_frames;
451 u32 bw_80_frames;
452 u32 bw_160_frames;
453 u32 sgi_frames;
454 u32 ngi_frames;
455 u32 siso_frames;
456 u32 mimo2_frames;
457 u32 agg_frames;
458 u32 ampdu_count;
459 u32 success_frames;
460 u32 fail_frames;
461 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
462 int last_frame_idx;
463 };
464
465 enum {
466 D0I3_DEFER_WAKEUP,
467 D0I3_PENDING_WAKEUP,
468 };
469
470 struct iwl_mvm {
471 /* for logger access */
472 struct device *dev;
473
474 struct iwl_trans *trans;
475 const struct iwl_fw *fw;
476 const struct iwl_cfg *cfg;
477 struct iwl_phy_db *phy_db;
478 struct ieee80211_hw *hw;
479
480 /* for protecting access to iwl_mvm */
481 struct mutex mutex;
482 struct list_head async_handlers_list;
483 spinlock_t async_handlers_lock;
484 struct work_struct async_handlers_wk;
485
486 struct work_struct roc_done_wk;
487
488 unsigned long status;
489
490 /*
491 * for beacon filtering -
492 * currently only one interface can be supported
493 */
494 struct iwl_mvm_vif *bf_allowed_vif;
495
496 enum iwl_ucode_type cur_ucode;
497 bool ucode_loaded;
498 bool init_ucode_complete;
499 u32 error_event_table;
500 u32 log_event_table;
501 u32 umac_error_event_table;
502 bool support_umac_log;
503 struct iwl_sf_region sf_space;
504
505 u32 ampdu_ref;
506
507 struct iwl_notif_wait_data notif_wait;
508
509 struct mvm_statistics_rx rx_stats;
510
511 unsigned long transport_queue_stop;
512 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
513 atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
514
515 const char *nvm_file_name;
516 struct iwl_nvm_data *nvm_data;
517 /* NVM sections */
518 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
519
520 /* EEPROM MAC addresses */
521 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
522
523 /* data related to data path */
524 struct iwl_rx_phy_info last_phy_info;
525 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
526 struct work_struct sta_drained_wk;
527 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
528 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
529 u8 rx_ba_sessions;
530
531 /* configured by mac80211 */
532 u32 rts_threshold;
533
534 /* Scan status, cmd (pre-allocated) and auxiliary station */
535 enum iwl_scan_status scan_status;
536 struct iwl_scan_cmd *scan_cmd;
537 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
538
539 /* rx chain antennas set through debugfs for the scan command */
540 u8 scan_rx_ant;
541
542 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
543 /* broadcast filters to configure for each associated station */
544 const struct iwl_fw_bcast_filter *bcast_filters;
545 #ifdef CONFIG_IWLWIFI_DEBUGFS
546 struct {
547 u32 override; /* u32 for debugfs_create_bool */
548 struct iwl_bcast_filter_cmd cmd;
549 } dbgfs_bcast_filtering;
550 #endif
551 #endif
552
553 /* Internal station */
554 struct iwl_mvm_int_sta aux_sta;
555
556 bool last_ebs_successful;
557
558 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
559 u8 mgmt_last_antenna_idx;
560
561 /* last smart fifo state that was successfully sent to firmware */
562 enum iwl_sf_state sf_state;
563
564 #ifdef CONFIG_IWLWIFI_DEBUGFS
565 struct dentry *debugfs_dir;
566 u32 dbgfs_sram_offset, dbgfs_sram_len;
567 u32 dbgfs_prph_reg_addr;
568 bool disable_power_off;
569 bool disable_power_off_d3;
570
571 struct debugfs_blob_wrapper nvm_hw_blob;
572 struct debugfs_blob_wrapper nvm_sw_blob;
573 struct debugfs_blob_wrapper nvm_calib_blob;
574 struct debugfs_blob_wrapper nvm_prod_blob;
575
576 struct iwl_mvm_frame_stats drv_rx_stats;
577 spinlock_t drv_stats_lock;
578 #endif
579
580 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
581
582 struct list_head time_event_list;
583 spinlock_t time_event_lock;
584
585 /*
586 * A bitmap indicating the index of the key in use. The firmware
587 * can hold 16 keys at most. Reflect this fact.
588 */
589 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
590
591 /* A bitmap of reference types taken by the driver. */
592 unsigned long ref_bitmap[BITS_TO_LONGS(IWL_MVM_REF_COUNT)];
593
594 u8 vif_count;
595
596 /* -1 for always, 0 for never, >0 for that many times */
597 s8 restart_fw;
598 void *fw_error_dump;
599
600 #ifdef CONFIG_IWLWIFI_LEDS
601 struct led_classdev led;
602 #endif
603
604 struct ieee80211_vif *p2p_device_vif;
605
606 #ifdef CONFIG_PM_SLEEP
607 struct wiphy_wowlan_support wowlan;
608 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
609 #ifdef CONFIG_IWLWIFI_DEBUGFS
610 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
611 bool d3_test_active;
612 bool store_d3_resume_sram;
613 void *d3_resume_sram;
614 u32 d3_test_pme_ptr;
615 struct ieee80211_vif *keep_vif;
616 #endif
617 #endif
618
619 /* d0i3 */
620 u8 d0i3_ap_sta_id;
621 bool d0i3_offloading;
622 struct work_struct d0i3_exit_work;
623 struct sk_buff_head d0i3_tx;
624 /* protect d0i3_suspend_flags */
625 struct mutex d0i3_suspend_mutex;
626 unsigned long d0i3_suspend_flags;
627 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
628 spinlock_t d0i3_tx_lock;
629 wait_queue_head_t d0i3_exit_waitq;
630
631 /* BT-Coex */
632 u8 bt_kill_msk;
633
634 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
635 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
636 struct iwl_bt_coex_profile_notif last_bt_notif;
637 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
638
639 u32 last_ant_isol;
640 u8 last_corun_lut;
641 u8 bt_tx_prio;
642 enum iwl_bt_force_ant_mode bt_force_ant_mode;
643
644 /* Thermal Throttling and CTkill */
645 struct iwl_mvm_tt_mgmt thermal_throttle;
646 s32 temperature; /* Celsius */
647
648 #ifdef CONFIG_NL80211_TESTMODE
649 u32 noa_duration;
650 struct ieee80211_vif *noa_vif;
651 #endif
652
653 /* Tx queues */
654 u8 aux_queue;
655 u8 first_agg_queue;
656 u8 last_agg_queue;
657
658 /* Indicate if device power save is allowed */
659 bool ps_disabled;
660
661 struct ieee80211_vif *csa_vif;
662
663 /* system time of last beacon (for AP/GO interface) */
664 u32 ap_last_beacon_gp2;
665 };
666
667 /* Extract MVM priv from op_mode and _hw */
668 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
669 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
670
671 #define IWL_MAC80211_GET_MVM(_hw) \
672 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
673
674 enum iwl_mvm_status {
675 IWL_MVM_STATUS_HW_RFKILL,
676 IWL_MVM_STATUS_HW_CTKILL,
677 IWL_MVM_STATUS_ROC_RUNNING,
678 IWL_MVM_STATUS_IN_HW_RESTART,
679 IWL_MVM_STATUS_IN_D0I3,
680 };
681
682 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
683 {
684 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
685 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
686 }
687
688 static inline struct iwl_mvm_sta *
689 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
690 {
691 struct ieee80211_sta *sta;
692
693 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
694 return NULL;
695
696 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
697 lockdep_is_held(&mvm->mutex));
698
699 /* This can happen if the station has been removed right now */
700 if (IS_ERR_OR_NULL(sta))
701 return NULL;
702
703 return iwl_mvm_sta_from_mac80211(sta);
704 }
705
706 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
707 {
708 return mvm->trans->cfg->d0i3 &&
709 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
710 }
711
712 extern const u8 iwl_mvm_ac_to_tx_fifo[];
713
714 struct iwl_rate_info {
715 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
716 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
717 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
718 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
719 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
720 };
721
722 /******************
723 * MVM Methods
724 ******************/
725 /* uCode */
726 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
727
728 /* Utils */
729 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
730 enum ieee80211_band band);
731 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
732 enum ieee80211_band band,
733 struct ieee80211_tx_rate *r);
734 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
735 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
736 u8 first_antenna(u8 mask);
737 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
738
739 /* Tx / Host Commands */
740 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
741 struct iwl_host_cmd *cmd);
742 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
743 u32 flags, u16 len, const void *data);
744 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
745 struct iwl_host_cmd *cmd,
746 u32 *status);
747 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
748 u16 len, const void *data,
749 u32 *status);
750 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
751 struct ieee80211_sta *sta);
752 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
753 #ifdef CONFIG_IWLWIFI_DEBUG
754 const char *iwl_mvm_get_tx_fail_reason(u32 status);
755 #else
756 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
757 #endif
758 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
759 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
760
761 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
762 {
763 flush_work(&mvm->async_handlers_wk);
764 }
765
766 /* Statistics */
767 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
768 struct iwl_rx_cmd_buffer *rxb,
769 struct iwl_device_cmd *cmd);
770 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
771 struct iwl_rx_cmd_buffer *rxb,
772 struct iwl_device_cmd *cmd);
773
774 /* NVM */
775 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
776 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
777
778 int iwl_mvm_up(struct iwl_mvm *mvm);
779 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
780
781 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
782 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
783 struct iwl_bcast_filter_cmd *cmd);
784
785 /*
786 * FW notifications / CMD responses handlers
787 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
788 */
789 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
790 struct iwl_device_cmd *cmd);
791 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
792 struct iwl_device_cmd *cmd);
793 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
794 struct iwl_device_cmd *cmd);
795 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, 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);
799 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
800 struct iwl_rx_cmd_buffer *rxb,
801 struct iwl_device_cmd *cmd);
802 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
803 struct iwl_device_cmd *cmd);
804 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
805 struct iwl_rx_cmd_buffer *rxb,
806 struct iwl_device_cmd *cmd);
807 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
808 struct iwl_device_cmd *cmd);
809
810 /* MVM PHY */
811 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
812 struct cfg80211_chan_def *chandef,
813 u8 chains_static, u8 chains_dynamic);
814 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
815 struct cfg80211_chan_def *chandef,
816 u8 chains_static, u8 chains_dynamic);
817 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
818 struct iwl_mvm_phy_ctxt *ctxt);
819 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
820 struct iwl_mvm_phy_ctxt *ctxt);
821
822 /* MAC (virtual interface) programming */
823 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
824 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
825 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
826 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
827 bool force_assoc_off);
828 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
829 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
830 struct ieee80211_vif *vif);
831 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
832 struct ieee80211_vif *vif);
833 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
834 struct iwl_rx_cmd_buffer *rxb,
835 struct iwl_device_cmd *cmd);
836 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
837 struct iwl_rx_cmd_buffer *rxb,
838 struct iwl_device_cmd *cmd);
839 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
840 struct ieee80211_vif *vif);
841
842 /* Bindings */
843 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
844 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
845
846 /* Quota management */
847 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
848
849 /* Scanning */
850 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
851 struct ieee80211_vif *vif,
852 struct cfg80211_scan_request *req);
853 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
854 struct iwl_device_cmd *cmd);
855 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
856 struct iwl_device_cmd *cmd);
857 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
858
859 /* Scheduled scan */
860 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
861 struct iwl_rx_cmd_buffer *rxb,
862 struct iwl_device_cmd *cmd);
863 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
864 struct ieee80211_vif *vif,
865 struct cfg80211_sched_scan_request *req,
866 struct ieee80211_scan_ies *ies);
867 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
868 struct cfg80211_sched_scan_request *req);
869 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
870 struct cfg80211_sched_scan_request *req);
871 int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm, bool notify);
872 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
873 struct iwl_rx_cmd_buffer *rxb,
874 struct iwl_device_cmd *cmd);
875
876 /* MVM debugfs */
877 #ifdef CONFIG_IWLWIFI_DEBUGFS
878 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
879 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
880 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
881 #else
882 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
883 struct dentry *dbgfs_dir)
884 {
885 return 0;
886 }
887 static inline void
888 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
889 {
890 }
891 static inline void
892 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
893 {
894 }
895 #endif /* CONFIG_IWLWIFI_DEBUGFS */
896
897 /* rate scaling */
898 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
899 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
900 struct iwl_mvm_frame_stats *stats,
901 u32 rate, bool agg);
902 int rs_pretty_print_rate(char *buf, const u32 rate);
903
904 /* power management */
905 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
906 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
907 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
908 char *buf, int bufsz);
909
910 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
911 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
912 struct iwl_rx_cmd_buffer *rxb,
913 struct iwl_device_cmd *cmd);
914
915 #ifdef CONFIG_IWLWIFI_LEDS
916 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
917 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
918 #else
919 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
920 {
921 return 0;
922 }
923 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
924 {
925 }
926 #endif
927
928 /* D3 (WoWLAN, NetDetect) */
929 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
930 int iwl_mvm_resume(struct ieee80211_hw *hw);
931 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
932 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
933 struct ieee80211_vif *vif,
934 struct cfg80211_gtk_rekey_data *data);
935 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
936 struct ieee80211_vif *vif,
937 struct inet6_dev *idev);
938 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
939 struct ieee80211_vif *vif, int idx);
940 extern const struct file_operations iwl_dbgfs_d3_test_ops;
941 #ifdef CONFIG_PM_SLEEP
942 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
943 struct ieee80211_vif *vif);
944 #else
945 static inline void
946 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
947 {
948 }
949 #endif
950 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
951 struct iwl_wowlan_config_cmd_v2 *cmd);
952 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
953 struct ieee80211_vif *vif,
954 bool disable_offloading,
955 u32 cmd_flags);
956
957 /* D0i3 */
958 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
959 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
960 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
961 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
962
963 /* BT Coex */
964 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
965 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
966 struct iwl_rx_cmd_buffer *rxb,
967 struct iwl_device_cmd *cmd);
968 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
969 enum ieee80211_rssi_event rssi_event);
970 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
971 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
972 struct ieee80211_sta *sta);
973 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
974 struct ieee80211_sta *sta);
975 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
976 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
977 enum ieee80211_band band);
978 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
979 struct ieee80211_tx_info *info, u8 ac);
980
981 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
982 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
983 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
984 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
985 struct iwl_rx_cmd_buffer *rxb,
986 struct iwl_device_cmd *cmd);
987 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
988 enum ieee80211_rssi_event rssi_event);
989 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
990 struct ieee80211_sta *sta);
991 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
992 struct ieee80211_sta *sta);
993 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
994 enum ieee80211_band band);
995 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
996 struct iwl_rx_cmd_buffer *rxb,
997 struct iwl_device_cmd *cmd);
998
999 enum iwl_bt_kill_msk {
1000 BT_KILL_MSK_DEFAULT,
1001 BT_KILL_MSK_SCO_HID_A2DP,
1002 BT_KILL_MSK_REDUCED_TXPOW,
1003 BT_KILL_MSK_MAX,
1004 };
1005 extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
1006 extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
1007
1008 /* beacon filtering */
1009 #ifdef CONFIG_IWLWIFI_DEBUGFS
1010 void
1011 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1012 struct iwl_beacon_filter_cmd *cmd);
1013 #else
1014 static inline void
1015 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1016 struct iwl_beacon_filter_cmd *cmd)
1017 {}
1018 #endif
1019 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1020 struct ieee80211_vif *vif,
1021 bool enable, u32 flags);
1022 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1023 struct ieee80211_vif *vif,
1024 u32 flags);
1025 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1026 struct ieee80211_vif *vif,
1027 u32 flags);
1028 /* SMPS */
1029 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1030 enum iwl_mvm_smps_type_request req_type,
1031 enum ieee80211_smps_mode smps_request);
1032 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1033
1034 /* Low latency */
1035 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1036 bool value);
1037 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1038 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1039 /* get VMACLowLatencyMode */
1040 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1041 {
1042 /*
1043 * should this consider associated/active/... state?
1044 *
1045 * Normally low-latency should only be active on interfaces
1046 * that are active, but at least with debugfs it can also be
1047 * enabled on interfaces that aren't active. However, when
1048 * interface aren't active then they aren't added into the
1049 * binding, so this has no real impact. For now, just return
1050 * the current desired low-latency state.
1051 */
1052
1053 return mvmvif->low_latency;
1054 }
1055
1056 /* Assoc status */
1057 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1058
1059 /* Thermal management and CT-kill */
1060 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1061 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1062 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1063 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1064 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1065
1066 /* smart fifo */
1067 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1068 bool added_vif);
1069
1070 #endif /* __IWL_MVM_H__ */
Linux kernel - Deliverables
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