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Johannes Berg8ca151b2013-01-24 14:25:36 +01001/******************************************************************************
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 - 2013 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.
18 *
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,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
Emmanuel Grumbach410dc5a2013-02-18 09:22:28 +020025 * in the file called COPYING.
Johannes Berg8ca151b2013-01-24 14:25:36 +010026 *
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 - 2013 Intel Corporation. All rights reserved.
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37 * modification, are permitted provided that the following conditions
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41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
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44 * the documentation and/or other materials provided with the
45 * distribution.
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.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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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"
Johannes Berg8ca151b2013-01-24 14:25:36 +010076#include "iwl-trans.h"
77#include "sta.h"
78#include "fw-api.h"
Johannes Berg99545922013-06-14 13:36:21 +020079#include "constants.h"
Johannes Berg8ca151b2013-01-24 14:25:36 +010080
81#define IWL_INVALID_MAC80211_QUEUE 0xff
Ilan Peer831e85f2013-02-07 17:09:09 +020082#define IWL_MVM_MAX_ADDRESSES 5
Emmanuel Grumbach8101a7f2013-02-28 11:54:28 +020083/* RSSI offset for WkP */
84#define IWL_RSSI_OFFSET 50
Johannes Berg8ca151b2013-01-24 14:25:36 +010085
86enum 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,
Emmanuel Grumbach86a91ec2013-05-26 20:47:53 +030091 IWL_MVM_TX_FIFO_MCAST = 5,
Johannes Berg8ca151b2013-01-24 14:25:36 +010092};
93
Johannes Berg8ca151b2013-01-24 14:25:36 +010094extern struct ieee80211_ops iwl_mvm_hw_ops;
Alexander Bondare811ada2013-03-10 15:29:44 +020095extern const struct iwl_mvm_power_ops pm_legacy_ops;
96extern const struct iwl_mvm_power_ops pm_mac_ops;
97
Johannes Berg8ca151b2013-01-24 14:25:36 +010098/**
99 * struct iwl_mvm_mod_params - module parameters for iwlmvm
100 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
101 * We will register to mac80211 to have testmode working. The NIC must not
102 * be up'ed after the INIT fw asserted. This is useful to be able to use
103 * proprietary tools over testmode to debug the INIT fw.
104 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
105 * Save)-2(default), LP(Low Power)-3
106 */
107struct iwl_mvm_mod_params {
108 bool init_dbg;
109 int power_scheme;
110};
111extern struct iwl_mvm_mod_params iwlmvm_mod_params;
112
113struct iwl_mvm_phy_ctxt {
114 u16 id;
115 u16 color;
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200116 u32 ref;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100117
118 /*
119 * TODO: This should probably be removed. Currently here only for rate
120 * scaling algorithm
121 */
122 struct ieee80211_channel *channel;
123};
124
125struct iwl_mvm_time_event_data {
126 struct ieee80211_vif *vif;
127 struct list_head list;
128 unsigned long end_jiffies;
129 u32 duration;
130 bool running;
131 u32 uid;
132
133 /*
134 * The access to the 'id' field must be done when the
135 * mvm->time_event_lock is held, as it value is used to indicate
136 * if the te is in the time event list or not (when id == TE_MAX)
137 */
138 u32 id;
139};
140
141 /* Power management */
142
143/**
144 * enum iwl_power_scheme
145 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
146 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
147 * @IWL_POWER_LEVEL_LP - Low Power
148 */
149enum iwl_power_scheme {
150 IWL_POWER_SCHEME_CAM = 1,
151 IWL_POWER_SCHEME_BPS,
152 IWL_POWER_SCHEME_LP
153};
154
155#define IWL_CONN_MAX_LISTEN_INTERVAL 70
Alexander Bondare3c588e2013-04-07 14:08:59 +0300156#define IWL_UAPSD_AC_INFO (IEEE80211_WMM_IE_STA_QOSINFO_AC_VO |\
157 IEEE80211_WMM_IE_STA_QOSINFO_AC_VI |\
158 IEEE80211_WMM_IE_STA_QOSINFO_AC_BK |\
159 IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
160#define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
Johannes Berg8ca151b2013-01-24 14:25:36 +0100161
Alexander Bondare811ada2013-03-10 15:29:44 +0200162struct iwl_mvm_power_ops {
163 int (*power_update_mode)(struct iwl_mvm *mvm,
164 struct ieee80211_vif *vif);
165 int (*power_disable)(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
166#ifdef CONFIG_IWLWIFI_DEBUGFS
167 int (*power_dbgfs_read)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
168 char *buf, int bufsz);
169#endif
170};
171
172
Alexander Bondarb571a692013-05-21 14:49:09 +0300173#ifdef CONFIG_IWLWIFI_DEBUGFS
174enum iwl_dbgfs_pm_mask {
175 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
176 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
177 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
178 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
179 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
180 MVM_DEBUGFS_PM_DISABLE_POWER_OFF = BIT(5),
Alexander Bondarbd4ace22013-03-21 17:14:14 +0200181 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
182 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
Alexander Bondar89716342013-08-04 17:52:23 +0300183 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
Alexander Bondarb571a692013-05-21 14:49:09 +0300184};
185
186struct iwl_dbgfs_pm {
Alexander Bondare811ada2013-03-10 15:29:44 +0200187 u16 keep_alive_seconds;
Alexander Bondarb571a692013-05-21 14:49:09 +0300188 u32 rx_data_timeout;
189 u32 tx_data_timeout;
190 bool skip_over_dtim;
191 u8 skip_dtim_periods;
192 bool disable_power_off;
Alexander Bondarbd4ace22013-03-21 17:14:14 +0200193 bool lprx_ena;
194 u32 lprx_rssi_threshold;
Alexander Bondar89716342013-08-04 17:52:23 +0300195 bool snooze_ena;
Alexander Bondarb571a692013-05-21 14:49:09 +0300196 int mask;
197};
198
199/* beacon filtering */
200
201enum iwl_dbgfs_bf_mask {
202 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
203 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
204 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
Hila Gonen5dca7c22013-07-16 11:15:35 +0300205 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
206 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
207 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
208 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
209 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
210 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
211 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
212 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
Alexander Bondarb571a692013-05-21 14:49:09 +0300213};
214
215struct iwl_dbgfs_bf {
Hila Gonen5dca7c22013-07-16 11:15:35 +0300216 u32 bf_energy_delta;
217 u32 bf_roaming_energy_delta;
218 u32 bf_roaming_state;
219 u32 bf_temp_threshold;
220 u32 bf_temp_fast_filter;
221 u32 bf_temp_slow_filter;
222 u32 bf_enable_beacon_filter;
223 u32 bf_debug_flag;
Alexander Bondarb571a692013-05-21 14:49:09 +0300224 u32 bf_escape_timer;
225 u32 ba_escape_timer;
Hila Gonen5dca7c22013-07-16 11:15:35 +0300226 u32 ba_enable_beacon_abort;
Alexander Bondarb571a692013-05-21 14:49:09 +0300227 int mask;
228};
229#endif
230
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300231enum iwl_mvm_smps_type_request {
232 IWL_MVM_SMPS_REQ_BT_COEX,
233 IWL_MVM_SMPS_REQ_TT,
234 NUM_IWL_MVM_SMPS_REQ,
235};
236
Johannes Berg8ca151b2013-01-24 14:25:36 +0100237/**
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300238* 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*/
245struct iwl_mvm_vif_bf_data {
246 bool bf_enabled;
247 bool ba_enabled;
248 s8 ave_beacon_signal;
249 s8 last_cqm_event;
250};
251
252/**
Johannes Berg8ca151b2013-01-24 14:25:36 +0100253 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
254 * @id: between 0 and 3
255 * @color: to solve races upon MAC addition and removal
256 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
257 * @uploaded: indicates the MAC context has been added to the device
258 * @ap_active: indicates that ap context is configured, and that the interface
259 * should get quota etc.
Ilan Peer1e1391c2013-03-13 14:52:04 +0200260 * @monitor_active: indicates that monitor context is configured, and that the
261 * interface should get quota etc.
Johannes Berg8ca151b2013-01-24 14:25:36 +0100262 * @queue_params: QoS params for this MAC
263 * @bcast_sta: station used for broadcast packets. Used by the following
264 * vifs: P2P_DEVICE, GO and AP.
265 * @beacon_skb: the skb used to hold the AP/GO beacon template
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300266 * @smps_requests: the requests of of differents parts of the driver, regard
267 the desired smps mode.
Johannes Berg8ca151b2013-01-24 14:25:36 +0100268 */
269struct iwl_mvm_vif {
270 u16 id;
271 u16 color;
272 u8 ap_sta_id;
273
274 bool uploaded;
275 bool ap_active;
Ilan Peer1e1391c2013-03-13 14:52:04 +0200276 bool monitor_active;
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300277 struct iwl_mvm_vif_bf_data bf_data;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100278
Johannes Berg506a81e2013-02-28 14:05:14 +0100279 u32 ap_beacon_time;
280
Johannes Berg8ca151b2013-01-24 14:25:36 +0100281 enum iwl_tsf_id tsf_id;
282
283 /*
284 * QoS data from mac80211, need to store this here
285 * as mac80211 has a separate callback but we need
286 * to have the data for the MAC context
287 */
288 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
289 struct iwl_mvm_time_event_data time_event_data;
290
291 struct iwl_mvm_int_sta bcast_sta;
292
293 /*
294 * Assigned while mac80211 has the interface in a channel context,
295 * or, for P2P Device, while it exists.
296 */
297 struct iwl_mvm_phy_ctxt *phy_ctxt;
298
299#ifdef CONFIG_PM_SLEEP
300 /* WoWLAN GTK rekey data */
301 struct {
302 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
303 __le64 replay_ctr;
304 bool valid;
305 } rekey_data;
306
307 int tx_key_idx;
308
309#if IS_ENABLED(CONFIG_IPV6)
310 /* IPv6 addresses for WoWLAN */
Johannes Berg5369d6c2013-07-08 11:17:06 +0200311 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100312 int num_target_ipv6_addrs;
313#endif
314#endif
315
316#ifdef CONFIG_IWLWIFI_DEBUGFS
317 struct dentry *dbgfs_dir;
Johannes Berg63494372013-03-26 10:47:53 +0100318 struct dentry *dbgfs_slink;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100319 void *dbgfs_data;
Alexander Bondarb571a692013-05-21 14:49:09 +0300320 struct iwl_dbgfs_pm dbgfs_pm;
321 struct iwl_dbgfs_bf dbgfs_bf;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100322#endif
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300323
324 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100325};
326
327static inline struct iwl_mvm_vif *
328iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
329{
330 return (void *)vif->drv_priv;
331}
332
Johannes Berg8ca151b2013-01-24 14:25:36 +0100333enum iwl_scan_status {
334 IWL_MVM_SCAN_NONE,
335 IWL_MVM_SCAN_OS,
336};
337
338/**
339 * struct iwl_nvm_section - describes an NVM section in memory.
340 *
341 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
342 * and saved for later use by the driver. Not all NVM sections are saved
343 * this way, only the needed ones.
344 */
345struct iwl_nvm_section {
346 u16 length;
347 const u8 *data;
348};
349
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300350/*
351 * Tx-backoff threshold
352 * @temperature: The threshold in Celsius
353 * @backoff: The tx-backoff in uSec
354 */
355struct iwl_tt_tx_backoff {
356 s32 temperature;
357 u32 backoff;
358};
359
360#define TT_TX_BACKOFF_SIZE 6
361
362/**
363 * struct iwl_tt_params - thermal throttling parameters
364 * @ct_kill_entry: CT Kill entry threshold
365 * @ct_kill_exit: CT Kill exit threshold
366 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
367 * to checks whether to exit CT Kill.
368 * @dynamic_smps_entry: Dynamic SMPS entry threshold
369 * @dynamic_smps_exit: Dynamic SMPS exit threshold
370 * @tx_protection_entry: TX protection entry threshold
371 * @tx_protection_exit: TX protection exit threshold
372 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
373 * @support_ct_kill: Support CT Kill?
374 * @support_dynamic_smps: Support dynamic SMPS?
375 * @support_tx_protection: Support tx protection?
376 * @support_tx_backoff: Support tx-backoff?
377 */
378struct iwl_tt_params {
379 s32 ct_kill_entry;
380 s32 ct_kill_exit;
381 u32 ct_kill_duration;
382 s32 dynamic_smps_entry;
383 s32 dynamic_smps_exit;
384 s32 tx_protection_entry;
385 s32 tx_protection_exit;
386 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
387 bool support_ct_kill;
388 bool support_dynamic_smps;
389 bool support_tx_protection;
390 bool support_tx_backoff;
391};
392
393/**
394 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
395 * @ct_kill_exit: worker to exit thermal kill
396 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
397 * @tx_backoff: The current thremal throttling tx backoff in uSec.
398 * @params: Parameters to configure the thermal throttling algorithm.
eytan lifshitzdafe6c42013-06-18 14:28:56 +0300399 * @throttle: Is thermal throttling is active?
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300400 */
401struct iwl_mvm_tt_mgmt {
402 struct delayed_work ct_kill_exit;
403 bool dynamic_smps;
404 u32 tx_backoff;
405 const struct iwl_tt_params *params;
eytan lifshitzdafe6c42013-06-18 14:28:56 +0300406 bool throttle;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300407};
408
Johannes Berg8ca151b2013-01-24 14:25:36 +0100409struct iwl_mvm {
410 /* for logger access */
411 struct device *dev;
412
413 struct iwl_trans *trans;
414 const struct iwl_fw *fw;
415 const struct iwl_cfg *cfg;
416 struct iwl_phy_db *phy_db;
417 struct ieee80211_hw *hw;
418
419 /* for protecting access to iwl_mvm */
420 struct mutex mutex;
421 struct list_head async_handlers_list;
422 spinlock_t async_handlers_lock;
423 struct work_struct async_handlers_wk;
424
425 struct work_struct roc_done_wk;
426
427 unsigned long status;
428
Hila Gonen7df15b12012-12-12 11:16:19 +0200429 /*
430 * for beacon filtering -
431 * currently only one interface can be supported
432 */
433 struct iwl_mvm_vif *bf_allowed_vif;
434
Johannes Berg8ca151b2013-01-24 14:25:36 +0100435 enum iwl_ucode_type cur_ucode;
436 bool ucode_loaded;
437 bool init_ucode_run;
438 u32 error_event_table;
439 u32 log_event_table;
440
441 u32 ampdu_ref;
442
443 struct iwl_notif_wait_data notif_wait;
444
Matti Gottlieb3848ab62013-07-30 15:29:37 +0300445 struct mvm_statistics_rx rx_stats;
446
Johannes Berg8ca151b2013-01-24 14:25:36 +0100447 unsigned long transport_queue_stop;
448 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
449 atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
450
451 struct iwl_nvm_data *nvm_data;
Emmanuel Grumbachb9545b42013-03-06 11:34:44 +0200452 /* NVM sections */
Johannes Berg8ca151b2013-01-24 14:25:36 +0100453 struct iwl_nvm_section nvm_sections[NVM_NUM_OF_SECTIONS];
454
455 /* EEPROM MAC addresses */
456 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
457
458 /* data related to data path */
459 struct iwl_rx_phy_info last_phy_info;
460 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
461 struct work_struct sta_drained_wk;
462 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
Emmanuel Grumbache3d4bc82013-05-07 14:08:24 +0300463 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100464
465 /* configured by mac80211 */
466 u32 rts_threshold;
467
468 /* Scan status, cmd (pre-allocated) and auxiliary station */
469 enum iwl_scan_status scan_status;
470 struct iwl_scan_cmd *scan_cmd;
471
472 /* Internal station */
473 struct iwl_mvm_int_sta aux_sta;
474
475 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
476 u8 mgmt_last_antenna_idx;
477
478#ifdef CONFIG_IWLWIFI_DEBUGFS
479 struct dentry *debugfs_dir;
480 u32 dbgfs_sram_offset, dbgfs_sram_len;
481 bool prevent_power_down_d3;
482#endif
483
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200484 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100485
486 struct list_head time_event_list;
487 spinlock_t time_event_lock;
488
489 /*
490 * A bitmap indicating the index of the key in use. The firmware
491 * can hold 16 keys at most. Reflect this fact.
492 */
493 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
Alexander Bondar5ee2b212013-03-05 10:16:40 +0200494
495 /*
496 * This counter of created interfaces is referenced only in conjunction
497 * with FW limitation related to power management. Currently PM is
498 * supported only on a single interface.
499 * IMPORTANT: this variable counts all interfaces except P2P device.
500 */
Johannes Berg8ca151b2013-01-24 14:25:36 +0100501 u8 vif_count;
502
Eran Harary291aa7c2013-07-03 11:00:06 +0300503 /* -1 for always, 0 for never, >0 for that many times */
504 s8 restart_fw;
505
Johannes Berg8ca151b2013-01-24 14:25:36 +0100506 struct led_classdev led;
507
508 struct ieee80211_vif *p2p_device_vif;
Johannes Bergf444eb12013-02-26 12:04:18 +0100509
510#ifdef CONFIG_PM_SLEEP
Johannes Berg964dc9e2013-06-03 17:25:34 +0200511 struct wiphy_wowlan_support wowlan;
Johannes Bergf444eb12013-02-26 12:04:18 +0100512 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200513#ifdef CONFIG_IWLWIFI_DEBUGFS
Johannes Bergb0114712013-06-12 14:55:40 +0200514 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
Johannes Bergdebff612013-05-14 13:53:45 +0200515 bool d3_test_active;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200516 bool store_d3_resume_sram;
517 void *d3_resume_sram;
Johannes Bergdebff612013-05-14 13:53:45 +0200518 u32 d3_test_pme_ptr;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200519#endif
Johannes Bergf444eb12013-02-26 12:04:18 +0100520#endif
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +0200521
522 /* BT-Coex */
523 u8 bt_kill_msk;
Emmanuel Grumbach10942342013-02-19 11:02:36 +0200524 struct iwl_bt_coex_profile_notif last_bt_notif;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300525
526 /* Thermal Throttling and CTkill */
527 struct iwl_mvm_tt_mgmt thermal_throttle;
528 s32 temperature; /* Celsius */
Alexander Bondare811ada2013-03-10 15:29:44 +0200529
530 const struct iwl_mvm_power_ops *pm_ops;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100531};
532
533/* Extract MVM priv from op_mode and _hw */
534#define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
535 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
536
537#define IWL_MAC80211_GET_MVM(_hw) \
538 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
539
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300540enum iwl_mvm_status {
541 IWL_MVM_STATUS_HW_RFKILL,
542 IWL_MVM_STATUS_HW_CTKILL,
543 IWL_MVM_STATUS_ROC_RUNNING,
544 IWL_MVM_STATUS_IN_HW_RESTART,
545};
546
547static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
548{
549 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
550 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
551}
552
Johannes Berg8ca151b2013-01-24 14:25:36 +0100553extern const u8 iwl_mvm_ac_to_tx_fifo[];
554
555struct iwl_rate_info {
556 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
557 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
558 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
559 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
560 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
561};
562
563/******************
564 * MVM Methods
565 ******************/
566/* uCode */
567int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
568
569/* Utils */
570int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
571 enum ieee80211_band band);
572u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
573void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
Matti Gottlieb0c393d42013-07-04 14:47:30 +0300574void iwl_mvm_dump_sram(struct iwl_mvm *mvm);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100575u8 first_antenna(u8 mask);
576u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
577
578/* Tx / Host Commands */
579int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
580 struct iwl_host_cmd *cmd);
581int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
582 u32 flags, u16 len, const void *data);
583int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
584 struct iwl_host_cmd *cmd,
585 u32 *status);
586int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
587 u16 len, const void *data,
588 u32 *status);
589int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
590 struct ieee80211_sta *sta);
591int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
592#ifdef CONFIG_IWLWIFI_DEBUG
593const char *iwl_mvm_get_tx_fail_reason(u32 status);
594#else
595static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
596#endif
597int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
598void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
599
600/* Statistics */
601int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
602 struct iwl_rx_cmd_buffer *rxb,
603 struct iwl_device_cmd *cmd);
604int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
605 struct iwl_rx_cmd_buffer *rxb,
606 struct iwl_device_cmd *cmd);
607
608/* NVM */
609int iwl_nvm_init(struct iwl_mvm *mvm);
610
611int iwl_mvm_up(struct iwl_mvm *mvm);
612int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
613
614int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
615
616/*
617 * FW notifications / CMD responses handlers
618 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
619 */
620int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
621 struct iwl_device_cmd *cmd);
622int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
623 struct iwl_device_cmd *cmd);
624int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
625 struct iwl_device_cmd *cmd);
626int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
627 struct iwl_device_cmd *cmd);
628int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
629 struct iwl_device_cmd *cmd);
630int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
631 struct iwl_device_cmd *cmd);
632int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
633 struct iwl_rx_cmd_buffer *rxb,
634 struct iwl_device_cmd *cmd);
635int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
636 struct iwl_device_cmd *cmd);
637
638/* MVM PHY */
639int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
640 struct cfg80211_chan_def *chandef,
641 u8 chains_static, u8 chains_dynamic);
642int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
643 struct cfg80211_chan_def *chandef,
644 u8 chains_static, u8 chains_dynamic);
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200645void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
646 struct iwl_mvm_phy_ctxt *ctxt);
647void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
648 struct iwl_mvm_phy_ctxt *ctxt);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100649
650/* MAC (virtual interface) programming */
651int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
652void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
653int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
654int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
655int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
656u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
657 struct ieee80211_vif *vif);
658int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
659 struct ieee80211_vif *vif);
Ilan Peer571765c2013-03-05 15:26:03 +0200660int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
661 struct iwl_rx_cmd_buffer *rxb,
662 struct iwl_device_cmd *cmd);
Hila Gonend64048e2013-03-13 18:00:03 +0200663int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
664 struct iwl_rx_cmd_buffer *rxb,
665 struct iwl_device_cmd *cmd);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100666
667/* Bindings */
668int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
669int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
670
671/* Quota management */
672int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
673
674/* Scanning */
675int iwl_mvm_scan_request(struct iwl_mvm *mvm,
676 struct ieee80211_vif *vif,
677 struct cfg80211_scan_request *req);
678int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
679 struct iwl_device_cmd *cmd);
680int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
681 struct iwl_device_cmd *cmd);
682void iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
683
684/* MVM debugfs */
685#ifdef CONFIG_IWLWIFI_DEBUGFS
686int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
Johannes Berg63494372013-03-26 10:47:53 +0100687void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
688void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100689#else
690static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
691 struct dentry *dbgfs_dir)
692{
693 return 0;
694}
Johannes Berg63494372013-03-26 10:47:53 +0100695static inline void
696iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
697{
698}
699static inline void
700iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
701{
702}
Johannes Berg8ca151b2013-01-24 14:25:36 +0100703#endif /* CONFIG_IWLWIFI_DEBUGFS */
704
705/* rate scaling */
706int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq,
707 u8 flags, bool init);
708
709/* power managment */
Alexander Bondare811ada2013-03-10 15:29:44 +0200710static inline int iwl_mvm_power_update_mode(struct iwl_mvm *mvm,
711 struct ieee80211_vif *vif)
712{
713 return mvm->pm_ops->power_update_mode(mvm, vif);
714}
715
716static inline int iwl_mvm_power_disable(struct iwl_mvm *mvm,
717 struct ieee80211_vif *vif)
718{
719 return mvm->pm_ops->power_disable(mvm, vif);
720}
721
722#ifdef CONFIG_IWLWIFI_DEBUGFS
723static inline int iwl_mvm_power_dbgfs_read(struct iwl_mvm *mvm,
724 struct ieee80211_vif *vif,
725 char *buf, int bufsz)
726{
727 return mvm->pm_ops->power_dbgfs_read(mvm, vif, buf, bufsz);
728}
729#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +0100730
731int iwl_mvm_leds_init(struct iwl_mvm *mvm);
732void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
733
734/* D3 (WoWLAN, NetDetect) */
735int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
736int iwl_mvm_resume(struct ieee80211_hw *hw);
737void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
738void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
739 struct ieee80211_vif *vif,
740 struct cfg80211_gtk_rekey_data *data);
741void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
742 struct ieee80211_vif *vif,
743 struct inet6_dev *idev);
744void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
745 struct ieee80211_vif *vif, int idx);
Johannes Bergdebff612013-05-14 13:53:45 +0200746extern const struct file_operations iwl_dbgfs_d3_test_ops;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100747
Emmanuel Grumbach931d4162013-01-17 09:42:25 +0200748/* BT Coex */
749int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm);
750int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +0200751int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
752 struct iwl_rx_cmd_buffer *rxb,
753 struct iwl_device_cmd *cmd);
Emmanuel Grumbach2b76ef12013-01-24 10:35:13 +0200754void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
755 enum ieee80211_rssi_event rssi_event);
Emmanuel Grumbach9166b1e2013-03-20 15:28:27 +0200756void iwl_mvm_bt_coex_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Emmanuel Grumbach931d4162013-01-17 09:42:25 +0200757
Hila Gonen7df15b12012-12-12 11:16:19 +0200758/* beacon filtering */
Alexander Bondarb571a692013-05-21 14:49:09 +0300759#ifdef CONFIG_IWLWIFI_DEBUGFS
760void
761iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
762 struct iwl_beacon_filter_cmd *cmd);
Alexander Bondarb571a692013-05-21 14:49:09 +0300763#else
764static inline void
765iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
766 struct iwl_beacon_filter_cmd *cmd)
767{}
Alexander Bondarb571a692013-05-21 14:49:09 +0300768#endif
Hila Gonen7df15b12012-12-12 11:16:19 +0200769int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
770 struct ieee80211_vif *vif);
771int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
772 struct ieee80211_vif *vif);
Alexander Bondare811ada2013-03-10 15:29:44 +0200773int iwl_mvm_beacon_filter_send_cmd(struct iwl_mvm *mvm,
774 struct iwl_beacon_filter_cmd *cmd);
775int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm,
776 struct ieee80211_vif *vif, bool enable);
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300777int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm,
778 struct ieee80211_vif *vif);
Hila Gonen7df15b12012-12-12 11:16:19 +0200779
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300780/* SMPS */
781void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
782 enum iwl_mvm_smps_type_request req_type,
783 enum ieee80211_smps_mode smps_request);
784
785/* Thermal management and CT-kill */
786void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
787void iwl_mvm_tt_initialize(struct iwl_mvm *mvm);
788void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
789void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
790
Johannes Berg8ca151b2013-01-24 14:25:36 +0100791#endif /* __IWL_MVM_H__ */