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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 *
Emmanuel Grumbach51368bf2013-12-30 13:15:54 +02008 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
Johannes Berg8b4139d2014-07-24 14:05:26 +02009 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
Johannes Berg8ca151b2013-01-24 14:25:36 +010010 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
23 * USA
24 *
25 * The full GNU General Public License is included in this distribution
Emmanuel Grumbach410dc5a2013-02-18 09:22:28 +020026 * in the file called COPYING.
Johannes Berg8ca151b2013-01-24 14:25:36 +010027 *
28 * Contact Information:
29 * Intel Linux Wireless <ilw@linux.intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
31 *
32 * BSD LICENSE
33 *
Emmanuel Grumbach51368bf2013-12-30 13:15:54 +020034 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
Johannes Berg8b4139d2014-07-24 14:05:26 +020035 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
Johannes Berg8ca151b2013-01-24 14:25:36 +010036 * All rights reserved.
37 *
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
40 * are met:
41 *
42 * * Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * * Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in
46 * the documentation and/or other materials provided with the
47 * distribution.
48 * * Neither the name Intel Corporation nor the names of its
49 * contributors may be used to endorse or promote products derived
50 * from this software without specific prior written permission.
51 *
52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
63 *
64 *****************************************************************************/
65
66#ifndef __IWL_MVM_H__
67#define __IWL_MVM_H__
68
69#include <linux/list.h>
70#include <linux/spinlock.h>
71#include <linux/leds.h>
72#include <linux/in6.h>
73
74#include "iwl-op-mode.h"
75#include "iwl-trans.h"
76#include "iwl-notif-wait.h"
77#include "iwl-eeprom-parse.h"
Johannes Berg8ca151b2013-01-24 14:25:36 +010078#include "sta.h"
79#include "fw-api.h"
Johannes Berg99545922013-06-14 13:36:21 +020080#include "constants.h"
Johannes Berg8ca151b2013-01-24 14:25:36 +010081
82#define IWL_INVALID_MAC80211_QUEUE 0xff
Ilan Peer831e85f2013-02-07 17:09:09 +020083#define IWL_MVM_MAX_ADDRESSES 5
Emmanuel Grumbach8101a7f2013-02-28 11:54:28 +020084/* RSSI offset for WkP */
85#define IWL_RSSI_OFFSET 50
Ilan Peer12d423e2013-12-24 22:08:14 +020086#define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
Ariej Marjiehb1128892014-07-16 21:11:12 +030087/* A TimeUnit is 1024 microsecond */
88#define MSEC_TO_TU(_msec) (_msec*1000/1024)
Johannes Berg8ca151b2013-01-24 14:25:36 +010089
Luciano Coelho4500e132014-11-10 11:10:15 +020090/* For GO, this value represents the number of TUs before CSA "beacon
91 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
92 * must be big enough to ensure that we switch in time.
Andrei Otcheretianski7f0a7c62014-05-04 11:48:12 +030093 */
Luciano Coelhof991e172014-08-26 16:14:10 +030094#define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
Luciano Coelho4500e132014-11-10 11:10:15 +020095
96/* For client, this value represents the number of TUs before CSA
97 * "beacon 1" TBTT, instead. This is because we don't know when the
98 * GO/AP will be in the new channel, so we switch early enough.
99 */
100#define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
Andrei Otcheretianski7f0a7c62014-05-04 11:48:12 +0300101
102/*
103 * This value (in TUs) is used to fine tune the CSA NoA end time which should
104 * be just before "beacon 0" TBTT.
105 */
106#define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
107
Andrei Otcheretianski003e52362014-05-25 17:24:22 +0300108/*
109 * Number of beacons to transmit on a new channel until we unblock tx to
110 * the stations, even if we didn't identify them on a new channel
111 */
112#define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
113
Johannes Berge5209262014-01-20 23:38:59 +0100114extern const struct ieee80211_ops iwl_mvm_hw_ops;
Alexander Bondare811ada2013-03-10 15:29:44 +0200115
Johannes Berg8ca151b2013-01-24 14:25:36 +0100116/**
117 * struct iwl_mvm_mod_params - module parameters for iwlmvm
118 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
119 * We will register to mac80211 to have testmode working. The NIC must not
120 * be up'ed after the INIT fw asserted. This is useful to be able to use
121 * proprietary tools over testmode to debug the INIT fw.
122 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
123 * Save)-2(default), LP(Low Power)-3
124 */
125struct iwl_mvm_mod_params {
126 bool init_dbg;
127 int power_scheme;
128};
129extern struct iwl_mvm_mod_params iwlmvm_mod_params;
130
Emmanuel Grumbach48eb7b32014-07-08 19:45:17 +0300131/**
132 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
133 *
134 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
135 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
136 * transport's data.
137 * @trans_len: length of the valid data in trans_ptr
138 * @op_mode_len: length of the valid data in op_mode_ptr
139 */
140struct iwl_mvm_dump_ptrs {
141 struct iwl_trans_dump_data *trans_ptr;
142 void *op_mode_ptr;
143 u32 op_mode_len;
144};
145
Johannes Berg8ca151b2013-01-24 14:25:36 +0100146struct iwl_mvm_phy_ctxt {
147 u16 id;
148 u16 color;
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200149 u32 ref;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100150
151 /*
152 * TODO: This should probably be removed. Currently here only for rate
153 * scaling algorithm
154 */
155 struct ieee80211_channel *channel;
156};
157
158struct iwl_mvm_time_event_data {
159 struct ieee80211_vif *vif;
160 struct list_head list;
161 unsigned long end_jiffies;
162 u32 duration;
163 bool running;
164 u32 uid;
165
166 /*
167 * The access to the 'id' field must be done when the
168 * mvm->time_event_lock is held, as it value is used to indicate
169 * if the te is in the time event list or not (when id == TE_MAX)
170 */
171 u32 id;
172};
173
174 /* Power management */
175
176/**
177 * enum iwl_power_scheme
178 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
179 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
180 * @IWL_POWER_LEVEL_LP - Low Power
181 */
182enum iwl_power_scheme {
183 IWL_POWER_SCHEME_CAM = 1,
184 IWL_POWER_SCHEME_BPS,
185 IWL_POWER_SCHEME_LP
186};
187
Max Stepanove7eb65c2014-02-16 16:36:57 +0200188#define IWL_CONN_MAX_LISTEN_INTERVAL 10
Alexander Bondare3c588e2013-04-07 14:08:59 +0300189#define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
Johannes Berg8ca151b2013-01-24 14:25:36 +0100190
Alexander Bondarb571a692013-05-21 14:49:09 +0300191#ifdef CONFIG_IWLWIFI_DEBUGFS
192enum iwl_dbgfs_pm_mask {
193 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
194 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
195 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
196 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
197 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
Alexander Bondarbd4ace22013-03-21 17:14:14 +0200198 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
199 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
Alexander Bondar89716342013-08-04 17:52:23 +0300200 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
Alexander Bondar175a70b2013-04-14 20:59:37 +0300201 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
Eliad Peller84fd7602014-07-30 15:42:19 +0300202 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
Alexander Bondarb571a692013-05-21 14:49:09 +0300203};
204
205struct iwl_dbgfs_pm {
Alexander Bondare811ada2013-03-10 15:29:44 +0200206 u16 keep_alive_seconds;
Alexander Bondarb571a692013-05-21 14:49:09 +0300207 u32 rx_data_timeout;
208 u32 tx_data_timeout;
209 bool skip_over_dtim;
210 u8 skip_dtim_periods;
Alexander Bondarbd4ace22013-03-21 17:14:14 +0200211 bool lprx_ena;
212 u32 lprx_rssi_threshold;
Alexander Bondar89716342013-08-04 17:52:23 +0300213 bool snooze_ena;
Alexander Bondar175a70b2013-04-14 20:59:37 +0300214 bool uapsd_misbehaving;
Eliad Peller84fd7602014-07-30 15:42:19 +0300215 bool use_ps_poll;
Alexander Bondarb571a692013-05-21 14:49:09 +0300216 int mask;
217};
218
219/* beacon filtering */
220
221enum iwl_dbgfs_bf_mask {
222 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
223 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
224 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
Hila Gonen5dca7c22013-07-16 11:15:35 +0300225 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
226 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
227 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
228 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
229 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
230 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
231 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
232 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
Alexander Bondarb571a692013-05-21 14:49:09 +0300233};
234
235struct iwl_dbgfs_bf {
Hila Gonen5dca7c22013-07-16 11:15:35 +0300236 u32 bf_energy_delta;
237 u32 bf_roaming_energy_delta;
238 u32 bf_roaming_state;
239 u32 bf_temp_threshold;
240 u32 bf_temp_fast_filter;
241 u32 bf_temp_slow_filter;
242 u32 bf_enable_beacon_filter;
243 u32 bf_debug_flag;
Alexander Bondarb571a692013-05-21 14:49:09 +0300244 u32 bf_escape_timer;
245 u32 ba_escape_timer;
Hila Gonen5dca7c22013-07-16 11:15:35 +0300246 u32 ba_enable_beacon_abort;
Alexander Bondarb571a692013-05-21 14:49:09 +0300247 int mask;
248};
249#endif
250
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300251enum iwl_mvm_smps_type_request {
252 IWL_MVM_SMPS_REQ_BT_COEX,
253 IWL_MVM_SMPS_REQ_TT,
Emmanuel Grumbach697162a2014-07-30 15:56:42 +0300254 IWL_MVM_SMPS_REQ_PROT,
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300255 NUM_IWL_MVM_SMPS_REQ,
256};
257
Eliad Peller7498cf42014-01-16 17:10:44 +0200258enum iwl_mvm_ref_type {
259 IWL_MVM_REF_UCODE_DOWN,
Arik Nemtsov519e2022013-10-17 17:51:35 +0300260 IWL_MVM_REF_SCAN,
Eliad Peller9f45c362013-10-28 13:13:56 +0200261 IWL_MVM_REF_ROC,
Eliad Peller29a90a42013-11-05 14:06:29 +0200262 IWL_MVM_REF_P2P_CLIENT,
263 IWL_MVM_REF_AP_IBSS,
Eliad Peller0eb83652013-11-11 18:56:35 +0200264 IWL_MVM_REF_USER,
Arik Nemtsovb2492502014-03-13 12:21:50 +0200265 IWL_MVM_REF_TX,
266 IWL_MVM_REF_TX_AGG,
Gregory Greenmand40fc482014-06-25 14:08:50 +0200267 IWL_MVM_REF_ADD_IF,
Eliad Peller576eeee2014-07-01 18:38:38 +0300268 IWL_MVM_REF_START_AP,
269 IWL_MVM_REF_BSS_CHANGED,
270 IWL_MVM_REF_PREPARE_TX,
271 IWL_MVM_REF_PROTECT_TDLS,
272 IWL_MVM_REF_CHECK_CTKILL,
273 IWL_MVM_REF_PRPH_READ,
274 IWL_MVM_REF_PRPH_WRITE,
275 IWL_MVM_REF_NMI,
276 IWL_MVM_REF_TM_CMD,
Eliad Pellerd15a7472014-03-27 18:53:12 +0200277 IWL_MVM_REF_EXIT_WORK,
Luciano Coelho686e7fe2014-11-10 11:10:21 +0200278 IWL_MVM_REF_PROTECT_CSA,
Eliad Peller7498cf42014-01-16 17:10:44 +0200279
Johannes Berg34e611e2014-09-12 10:28:01 +0200280 /* update debugfs.c when changing this */
281
Eliad Peller7498cf42014-01-16 17:10:44 +0200282 IWL_MVM_REF_COUNT,
283};
284
Emmanuel Grumbacha39979a2014-05-28 12:06:41 +0300285enum iwl_bt_force_ant_mode {
286 BT_FORCE_ANT_DIS = 0,
287 BT_FORCE_ANT_AUTO,
288 BT_FORCE_ANT_BT,
289 BT_FORCE_ANT_WIFI,
290
291 BT_FORCE_ANT_MAX,
292};
293
Johannes Berg8ca151b2013-01-24 14:25:36 +0100294/**
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300295* struct iwl_mvm_vif_bf_data - beacon filtering related data
296* @bf_enabled: indicates if beacon filtering is enabled
297* @ba_enabled: indicated if beacon abort is enabled
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300298* @ave_beacon_signal: average beacon signal
299* @last_cqm_event: rssi of the last cqm event
Andrei Otcheretianski911222b2013-07-21 17:37:19 +0300300* @bt_coex_min_thold: minimum threshold for BT coex
301* @bt_coex_max_thold: maximum threshold for BT coex
302* @last_bt_coex_event: rssi of the last BT coex event
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300303*/
304struct iwl_mvm_vif_bf_data {
305 bool bf_enabled;
306 bool ba_enabled;
307 s8 ave_beacon_signal;
308 s8 last_cqm_event;
Andrei Otcheretianski911222b2013-07-21 17:37:19 +0300309 s8 bt_coex_min_thold;
310 s8 bt_coex_max_thold;
311 s8 last_bt_coex_event;
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300312};
313
314/**
Johannes Berg8ca151b2013-01-24 14:25:36 +0100315 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
316 * @id: between 0 and 3
317 * @color: to solve races upon MAC addition and removal
318 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
Johannes Berg3dfd3a92014-08-11 21:37:30 +0200319 * @bssid: BSSID for this (client) interface
320 * @associated: indicates that we're currently associated, used only for
321 * managing the firmware state in iwl_mvm_bss_info_changed_station()
Johannes Berg8ca151b2013-01-24 14:25:36 +0100322 * @uploaded: indicates the MAC context has been added to the device
Johannes Berg5023d962013-07-31 14:07:43 +0200323 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
324 * should get quota etc.
Avri Altman19889022014-03-19 07:25:06 +0200325 * @pm_enabled - Indicate if MAC power management is allowed
Ilan Peer1e1391c2013-03-13 14:52:04 +0200326 * @monitor_active: indicates that monitor context is configured, and that the
Johannes Berga21d7bc2013-11-12 17:30:52 +0100327 * interface should get quota etc.
328 * @low_latency: indicates that this interface is in low-latency mode
329 * (VMACLowLatencyMode)
Luciano Coelho2533edc2014-08-08 19:50:46 +0300330 * @ps_disabled: indicates that this interface requires PS to be disabled
Johannes Berg8ca151b2013-01-24 14:25:36 +0100331 * @queue_params: QoS params for this MAC
332 * @bcast_sta: station used for broadcast packets. Used by the following
333 * vifs: P2P_DEVICE, GO and AP.
334 * @beacon_skb: the skb used to hold the AP/GO beacon template
Johannes Berg8b206d12013-12-04 11:56:58 +0100335 * @smps_requests: the SMPS requests of differents parts of the driver,
336 * combined on update to yield the overall request to mac80211.
Johannes Berg8ca151b2013-01-24 14:25:36 +0100337 */
338struct iwl_mvm_vif {
339 u16 id;
340 u16 color;
341 u8 ap_sta_id;
342
Johannes Berg3dfd3a92014-08-11 21:37:30 +0200343 u8 bssid[ETH_ALEN];
344 bool associated;
345
Johannes Berg8ca151b2013-01-24 14:25:36 +0100346 bool uploaded;
Johannes Berg5023d962013-07-31 14:07:43 +0200347 bool ap_ibss_active;
Avri Altman19889022014-03-19 07:25:06 +0200348 bool pm_enabled;
Ilan Peer1e1391c2013-03-13 14:52:04 +0200349 bool monitor_active;
Johannes Berga21d7bc2013-11-12 17:30:52 +0100350 bool low_latency;
Luciano Coelho2533edc2014-08-08 19:50:46 +0300351 bool ps_disabled;
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300352 struct iwl_mvm_vif_bf_data bf_data;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100353
Johannes Berg506a81e2013-02-28 14:05:14 +0100354 u32 ap_beacon_time;
355
Johannes Berg8ca151b2013-01-24 14:25:36 +0100356 enum iwl_tsf_id tsf_id;
357
358 /*
359 * QoS data from mac80211, need to store this here
360 * as mac80211 has a separate callback but we need
361 * to have the data for the MAC context
362 */
363 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
364 struct iwl_mvm_time_event_data time_event_data;
Ariej Marjiehb1128892014-07-16 21:11:12 +0300365 struct iwl_mvm_time_event_data hs_time_event_data;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100366
367 struct iwl_mvm_int_sta bcast_sta;
368
369 /*
370 * Assigned while mac80211 has the interface in a channel context,
371 * or, for P2P Device, while it exists.
372 */
373 struct iwl_mvm_phy_ctxt *phy_ctxt;
374
375#ifdef CONFIG_PM_SLEEP
376 /* WoWLAN GTK rekey data */
377 struct {
378 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
379 __le64 replay_ctr;
380 bool valid;
381 } rekey_data;
382
383 int tx_key_idx;
384
Johannes Berg6d9d32b2013-08-06 18:58:56 +0200385 bool seqno_valid;
386 u16 seqno;
Eliad Peller1a95c8d2013-11-21 19:19:52 +0200387#endif
Johannes Berg6d9d32b2013-08-06 18:58:56 +0200388
Johannes Berg8ca151b2013-01-24 14:25:36 +0100389#if IS_ENABLED(CONFIG_IPV6)
390 /* IPv6 addresses for WoWLAN */
Johannes Berg5369d6c2013-07-08 11:17:06 +0200391 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100392 int num_target_ipv6_addrs;
393#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +0100394
395#ifdef CONFIG_IWLWIFI_DEBUGFS
Johannes Berg7f09d702013-11-12 17:16:38 +0100396 struct iwl_mvm *mvm;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100397 struct dentry *dbgfs_dir;
Johannes Berg63494372013-03-26 10:47:53 +0100398 struct dentry *dbgfs_slink;
Alexander Bondarb571a692013-05-21 14:49:09 +0300399 struct iwl_dbgfs_pm dbgfs_pm;
400 struct iwl_dbgfs_bf dbgfs_bf;
Emmanuel Grumbach474b50c2014-01-28 09:13:04 +0200401 struct iwl_mac_power_cmd mac_pwr_cmd;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100402#endif
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300403
404 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
Alexander Bondar175a70b2013-04-14 20:59:37 +0300405
406 /* FW identified misbehaving AP */
407 u8 uapsd_misbehaving_bssid[ETH_ALEN];
Andrei Otcheretianski7ef0aab2014-11-10 11:10:11 +0200408
409 /* Indicates that CSA countdown may be started */
410 bool csa_countdown;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100411};
412
413static inline struct iwl_mvm_vif *
414iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
415{
416 return (void *)vif->drv_priv;
417}
418
Emmanuel Grumbachb797e3f2014-03-06 14:49:36 +0200419extern const u8 tid_to_mac80211_ac[];
420
Johannes Berg8ca151b2013-01-24 14:25:36 +0100421enum iwl_scan_status {
422 IWL_MVM_SCAN_NONE,
423 IWL_MVM_SCAN_OS,
David Spinadel35a000b2013-08-28 09:29:43 +0300424 IWL_MVM_SCAN_SCHED,
Johannes Berg8ca151b2013-01-24 14:25:36 +0100425};
426
427/**
428 * struct iwl_nvm_section - describes an NVM section in memory.
429 *
430 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
431 * and saved for later use by the driver. Not all NVM sections are saved
432 * this way, only the needed ones.
433 */
434struct iwl_nvm_section {
435 u16 length;
436 const u8 *data;
437};
438
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300439/*
440 * Tx-backoff threshold
441 * @temperature: The threshold in Celsius
442 * @backoff: The tx-backoff in uSec
443 */
444struct iwl_tt_tx_backoff {
445 s32 temperature;
446 u32 backoff;
447};
448
449#define TT_TX_BACKOFF_SIZE 6
450
451/**
452 * struct iwl_tt_params - thermal throttling parameters
453 * @ct_kill_entry: CT Kill entry threshold
454 * @ct_kill_exit: CT Kill exit threshold
455 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
456 * to checks whether to exit CT Kill.
457 * @dynamic_smps_entry: Dynamic SMPS entry threshold
458 * @dynamic_smps_exit: Dynamic SMPS exit threshold
459 * @tx_protection_entry: TX protection entry threshold
460 * @tx_protection_exit: TX protection exit threshold
461 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
462 * @support_ct_kill: Support CT Kill?
463 * @support_dynamic_smps: Support dynamic SMPS?
464 * @support_tx_protection: Support tx protection?
465 * @support_tx_backoff: Support tx-backoff?
466 */
467struct iwl_tt_params {
468 s32 ct_kill_entry;
469 s32 ct_kill_exit;
470 u32 ct_kill_duration;
471 s32 dynamic_smps_entry;
472 s32 dynamic_smps_exit;
473 s32 tx_protection_entry;
474 s32 tx_protection_exit;
475 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
476 bool support_ct_kill;
477 bool support_dynamic_smps;
478 bool support_tx_protection;
479 bool support_tx_backoff;
480};
481
482/**
483 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
484 * @ct_kill_exit: worker to exit thermal kill
485 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
486 * @tx_backoff: The current thremal throttling tx backoff in uSec.
Ido Yariv0c0e2c72014-01-16 21:12:02 -0500487 * @min_backoff: The minimal tx backoff due to power restrictions
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300488 * @params: Parameters to configure the thermal throttling algorithm.
eytan lifshitzdafe6c42013-06-18 14:28:56 +0300489 * @throttle: Is thermal throttling is active?
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300490 */
491struct iwl_mvm_tt_mgmt {
492 struct delayed_work ct_kill_exit;
493 bool dynamic_smps;
494 u32 tx_backoff;
Ido Yariv0c0e2c72014-01-16 21:12:02 -0500495 u32 min_backoff;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300496 const struct iwl_tt_params *params;
eytan lifshitzdafe6c42013-06-18 14:28:56 +0300497 bool throttle;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300498};
499
Eyal Shapira5fc0f762014-01-28 01:35:32 +0200500#define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
501
502struct iwl_mvm_frame_stats {
503 u32 legacy_frames;
504 u32 ht_frames;
505 u32 vht_frames;
506 u32 bw_20_frames;
507 u32 bw_40_frames;
508 u32 bw_80_frames;
509 u32 bw_160_frames;
510 u32 sgi_frames;
511 u32 ngi_frames;
512 u32 siso_frames;
513 u32 mimo2_frames;
514 u32 agg_frames;
515 u32 ampdu_count;
516 u32 success_frames;
517 u32 fail_frames;
518 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
519 int last_frame_idx;
520};
521
Eliad Pellerd15a7472014-03-27 18:53:12 +0200522enum {
523 D0I3_DEFER_WAKEUP,
524 D0I3_PENDING_WAKEUP,
525};
526
Matti Gottlieb7280d1f2014-07-17 16:41:14 +0300527#define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
528#define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
529#define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
530
Arik Nemtsov1d3c3f62014-10-23 18:03:10 +0300531enum iwl_mvm_tdls_cs_state {
532 IWL_MVM_TDLS_SW_IDLE = 0,
533 IWL_MVM_TDLS_SW_REQ_SENT,
534 IWL_MVM_TDLS_SW_REQ_RCVD,
535 IWL_MVM_TDLS_SW_ACTIVE,
536};
537
Johannes Berg8ca151b2013-01-24 14:25:36 +0100538struct iwl_mvm {
539 /* for logger access */
540 struct device *dev;
541
542 struct iwl_trans *trans;
543 const struct iwl_fw *fw;
544 const struct iwl_cfg *cfg;
545 struct iwl_phy_db *phy_db;
546 struct ieee80211_hw *hw;
547
548 /* for protecting access to iwl_mvm */
549 struct mutex mutex;
550 struct list_head async_handlers_list;
551 spinlock_t async_handlers_lock;
552 struct work_struct async_handlers_wk;
553
554 struct work_struct roc_done_wk;
555
556 unsigned long status;
557
Hila Gonen7df15b12012-12-12 11:16:19 +0200558 /*
559 * for beacon filtering -
560 * currently only one interface can be supported
561 */
562 struct iwl_mvm_vif *bf_allowed_vif;
563
Johannes Berg8ca151b2013-01-24 14:25:36 +0100564 enum iwl_ucode_type cur_ucode;
565 bool ucode_loaded;
Eytan Lifshitzff116372013-09-03 12:06:11 +0300566 bool init_ucode_complete;
Emmanuel Grumbach31b8b342014-11-02 15:48:09 +0200567 bool calibrating;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100568 u32 error_event_table;
569 u32 log_event_table;
Eran Harary01a9ca52014-02-03 09:29:57 +0200570 u32 umac_error_event_table;
571 bool support_umac_log;
Eran Harary91479b62014-05-11 08:11:34 +0300572 struct iwl_sf_region sf_space;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100573
574 u32 ampdu_ref;
575
576 struct iwl_notif_wait_data notif_wait;
577
Matti Gottlieb3848ab62013-07-30 15:29:37 +0300578 struct mvm_statistics_rx rx_stats;
579
Johannes Berg8ca151b2013-01-24 14:25:36 +0100580 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
Johannes Bergdf197c02014-08-01 18:14:45 +0200581 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100582
Eran Hararye02a9d62014-05-07 12:27:10 +0300583 const char *nvm_file_name;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100584 struct iwl_nvm_data *nvm_data;
Emmanuel Grumbachb9545b42013-03-06 11:34:44 +0200585 /* NVM sections */
Eran Hararyae2b21b2014-01-09 08:08:24 +0200586 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100587
588 /* EEPROM MAC addresses */
589 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
590
591 /* data related to data path */
592 struct iwl_rx_phy_info last_phy_info;
593 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
594 struct work_struct sta_drained_wk;
595 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
Emmanuel Grumbache3d4bc82013-05-07 14:08:24 +0300596 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
Arik Nemtsova0f6bf22014-09-21 19:10:04 +0300597 u32 tfd_drained[IWL_MVM_STATION_COUNT];
Emmanuel Grumbach113a0442013-07-02 14:16:38 +0300598 u8 rx_ba_sessions;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100599
600 /* configured by mac80211 */
601 u32 rts_threshold;
602
603 /* Scan status, cmd (pre-allocated) and auxiliary station */
604 enum iwl_scan_status scan_status;
David Spinadelfb98be52014-05-04 12:51:10 +0300605 void *scan_cmd;
Eliad Pellere59647e2013-11-28 14:08:50 +0200606 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100607
David Spinadeld2496222014-05-20 12:46:37 +0300608 /* UMAC scan tracking */
609 u32 scan_uid[IWL_MVM_MAX_SIMULTANEOUS_SCANS];
610 u8 scan_seq_num, sched_scan_seq_num;
611
Oren Givon91b05d12013-08-19 08:36:48 +0300612 /* rx chain antennas set through debugfs for the scan command */
613 u8 scan_rx_ant;
614
Eliad Pellerc87163b2014-01-08 10:11:11 +0200615#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
616 /* broadcast filters to configure for each associated station */
617 const struct iwl_fw_bcast_filter *bcast_filters;
Eliad Pellerde06a592014-01-08 10:11:12 +0200618#ifdef CONFIG_IWLWIFI_DEBUGFS
619 struct {
620 u32 override; /* u32 for debugfs_create_bool */
621 struct iwl_bcast_filter_cmd cmd;
622 } dbgfs_bcast_filtering;
623#endif
Eliad Pellerc87163b2014-01-08 10:11:11 +0200624#endif
625
Johannes Berg8ca151b2013-01-24 14:25:36 +0100626 /* Internal station */
627 struct iwl_mvm_int_sta aux_sta;
628
Haim Dreyfusse820c2d2014-04-06 11:19:09 +0300629 bool last_ebs_successful;
630
Johannes Berg8ca151b2013-01-24 14:25:36 +0100631 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
632 u8 mgmt_last_antenna_idx;
633
Lilach Edelstein1f3b0ff2013-10-06 13:03:32 +0200634 /* last smart fifo state that was successfully sent to firmware */
635 enum iwl_sf_state sf_state;
636
Johannes Berg8ca151b2013-01-24 14:25:36 +0100637#ifdef CONFIG_IWLWIFI_DEBUGFS
638 struct dentry *debugfs_dir;
639 u32 dbgfs_sram_offset, dbgfs_sram_len;
Eliad Pellerf3c221f2014-01-09 13:12:54 +0200640 u32 dbgfs_prph_reg_addr;
Alexander Bondar64b928c2013-09-03 14:18:03 +0300641 bool disable_power_off;
642 bool disable_power_off_d3;
Emmanuel Grumbach086f7362013-11-18 17:00:03 +0200643
644 struct debugfs_blob_wrapper nvm_hw_blob;
645 struct debugfs_blob_wrapper nvm_sw_blob;
646 struct debugfs_blob_wrapper nvm_calib_blob;
647 struct debugfs_blob_wrapper nvm_prod_blob;
Eyal Shapira5fc0f762014-01-28 01:35:32 +0200648
649 struct iwl_mvm_frame_stats drv_rx_stats;
650 spinlock_t drv_stats_lock;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100651#endif
652
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200653 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100654
655 struct list_head time_event_list;
656 spinlock_t time_event_lock;
657
658 /*
659 * A bitmap indicating the index of the key in use. The firmware
660 * can hold 16 keys at most. Reflect this fact.
661 */
662 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
Alexander Bondar5ee2b212013-03-05 10:16:40 +0200663
Eliad Peller576eeee2014-07-01 18:38:38 +0300664 /* references taken by the driver and spinlock protecting them */
665 spinlock_t refs_lock;
666 u8 refs[IWL_MVM_REF_COUNT];
Eliad Peller7498cf42014-01-16 17:10:44 +0200667
Johannes Berg8ca151b2013-01-24 14:25:36 +0100668 u8 vif_count;
669
Eran Harary291aa7c2013-07-03 11:00:06 +0300670 /* -1 for always, 0 for never, >0 for that many times */
671 s8 restart_fw;
Emmanuel Grumbach4bfa47f2014-09-11 16:19:43 +0300672 struct work_struct fw_error_dump_wk;
Liad Kaufman6a951262014-11-17 11:36:21 +0200673 enum iwl_fw_dbg_conf fw_dbg_conf;
Eran Harary291aa7c2013-07-03 11:00:06 +0300674
Johannes Bergc43e9332014-04-24 16:31:08 +0200675#ifdef CONFIG_IWLWIFI_LEDS
Johannes Berg8ca151b2013-01-24 14:25:36 +0100676 struct led_classdev led;
Johannes Bergc43e9332014-04-24 16:31:08 +0200677#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +0100678
679 struct ieee80211_vif *p2p_device_vif;
Johannes Bergf444eb12013-02-26 12:04:18 +0100680
681#ifdef CONFIG_PM_SLEEP
Johannes Berg964dc9e2013-06-03 17:25:34 +0200682 struct wiphy_wowlan_support wowlan;
Johannes Bergf444eb12013-02-26 12:04:18 +0100683 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
Luciano Coelho3c2f3b22014-09-24 08:29:11 +0300684
685 /* sched scan settings for net detect */
686 struct cfg80211_sched_scan_request *nd_config;
Luciano Coelhocc4c1ab2014-11-10 23:21:55 +0200687 struct ieee80211_scan_ies nd_ies;
Luciano Coelhod9718da2014-11-21 09:32:23 +0200688 struct cfg80211_match_set *nd_match_sets;
689 int n_nd_match_sets;
Luciano Coelho8ed4e652014-11-21 22:08:01 +0200690 struct ieee80211_channel **nd_channels;
691 int n_nd_channels;
Luciano Coelho2021a892014-11-20 08:59:51 +0200692 bool net_detect;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200693#ifdef CONFIG_IWLWIFI_DEBUGFS
Johannes Bergb0114712013-06-12 14:55:40 +0200694 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
Johannes Bergdebff612013-05-14 13:53:45 +0200695 bool d3_test_active;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200696 bool store_d3_resume_sram;
697 void *d3_resume_sram;
Johannes Bergdebff612013-05-14 13:53:45 +0200698 u32 d3_test_pme_ptr;
Eliad Peller78c9df62013-11-07 14:13:30 +0200699 struct ieee80211_vif *keep_vif;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200700#endif
Johannes Bergf444eb12013-02-26 12:04:18 +0100701#endif
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +0200702
Eliad Peller37577fe2013-12-05 17:19:39 +0200703 /* d0i3 */
704 u8 d0i3_ap_sta_id;
Arik Nemtsovb2492502014-03-13 12:21:50 +0200705 bool d0i3_offloading;
Eliad Peller37577fe2013-12-05 17:19:39 +0200706 struct work_struct d0i3_exit_work;
Arik Nemtsovb2492502014-03-13 12:21:50 +0200707 struct sk_buff_head d0i3_tx;
Eliad Pellerd15a7472014-03-27 18:53:12 +0200708 /* protect d0i3_suspend_flags */
709 struct mutex d0i3_suspend_mutex;
710 unsigned long d0i3_suspend_flags;
Arik Nemtsovb2492502014-03-13 12:21:50 +0200711 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
712 spinlock_t d0i3_tx_lock;
713 wait_queue_head_t d0i3_exit_waitq;
Eliad Peller37577fe2013-12-05 17:19:39 +0200714
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +0200715 /* BT-Coex */
Emmanuel Grumbach1459f262014-07-06 09:34:38 +0300716 u8 bt_ack_kill_msk[NUM_PHY_CTX];
717 u8 bt_cts_kill_msk[NUM_PHY_CTX];
Emmanuel Grumbach0ea8d042014-04-02 09:31:36 +0300718
719 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
720 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
Emmanuel Grumbach430a3bb2014-04-02 09:55:16 +0300721 struct iwl_bt_coex_profile_notif last_bt_notif;
722 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
Emmanuel Grumbach0ea8d042014-04-02 09:31:36 +0300723
Emmanuel Grumbachb9fae2d2014-02-17 11:24:10 +0200724 u32 last_ant_isol;
725 u8 last_corun_lut;
Emmanuel Grumbachcdb00562014-03-16 21:55:43 +0200726 u8 bt_tx_prio;
Emmanuel Grumbacha39979a2014-05-28 12:06:41 +0300727 enum iwl_bt_force_ant_mode bt_force_ant_mode;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300728
Ariej Marjiehb1128892014-07-16 21:11:12 +0300729 /* Aux ROC */
730 struct list_head aux_roc_te_list;
731
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300732 /* Thermal Throttling and CTkill */
733 struct iwl_mvm_tt_mgmt thermal_throttle;
734 s32 temperature; /* Celsius */
Matti Gottlieb7280d1f2014-07-17 16:41:14 +0300735 /*
736 * Debug option to set the NIC temperature. This option makes the
737 * driver think this is the actual NIC temperature, and ignore the
738 * real temperature that is received from the fw
739 */
740 bool temperature_test; /* Debug test temperature is enabled */
Alexander Bondare811ada2013-03-10 15:29:44 +0200741
Johannes Bergb2b78752014-09-08 16:42:54 +0200742 struct iwl_time_quota_cmd last_quota_cmd;
743
David Spinadel507cadf2013-07-31 18:07:21 +0300744#ifdef CONFIG_NL80211_TESTMODE
745 u32 noa_duration;
746 struct ieee80211_vif *noa_vif;
747#endif
Eytan Lifshitz19e737c2013-09-09 13:30:15 +0200748
749 /* Tx queues */
750 u8 aux_queue;
751 u8 first_agg_queue;
752 u8 last_agg_queue;
Alexander Bondar1c2abf72013-08-27 20:31:48 +0300753
Alexander Bondar92d85562013-10-23 11:50:34 +0200754 /* Indicate if device power save is allowed */
Luciano Coelhobdd54832014-08-07 18:08:56 +0300755 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
Andrei Otcheretianskibd3398e2013-10-22 05:01:12 +0200756
Andrei Otcheretianski664322f2014-06-05 16:40:36 +0300757 struct ieee80211_vif __rcu *csa_vif;
Andrei Otcheretianski003e52362014-05-25 17:24:22 +0300758 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
759 u8 csa_tx_block_bcn_timeout;
David Spinadel1c87bba2014-02-27 16:41:52 +0200760
761 /* system time of last beacon (for AP/GO interface) */
762 u32 ap_last_beacon_gp2;
Eyal Shapira9ecd0512014-08-28 02:21:05 +0300763
764 u8 low_latency_agg_frame_limit;
Arik Nemtsov1d3c3f62014-10-23 18:03:10 +0300765
766 /* TDLS channel switch data */
767 struct {
768 struct delayed_work dwork;
769 enum iwl_mvm_tdls_cs_state state;
770
771 /*
772 * Current cs sta - might be different from periodic cs peer
773 * station. Value is meaningless when the cs-state is idle.
774 */
775 u8 cur_sta_id;
776
777 /* TDLS periodic channel-switch peer */
778 struct {
779 u8 sta_id;
780 u8 op_class;
781 bool initiator; /* are we the link initiator */
782 struct cfg80211_chan_def chandef;
783 struct sk_buff *skb; /* ch sw template */
784 u32 ch_sw_tm_ie;
785 } peer;
786 } tdls_cs;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100787};
788
789/* Extract MVM priv from op_mode and _hw */
790#define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
791 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
792
793#define IWL_MAC80211_GET_MVM(_hw) \
794 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
795
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300796enum iwl_mvm_status {
797 IWL_MVM_STATUS_HW_RFKILL,
798 IWL_MVM_STATUS_HW_CTKILL,
799 IWL_MVM_STATUS_ROC_RUNNING,
800 IWL_MVM_STATUS_IN_HW_RESTART,
Arik Nemtsovb2492502014-03-13 12:21:50 +0200801 IWL_MVM_STATUS_IN_D0I3,
Ariej Marjiehb1128892014-07-16 21:11:12 +0300802 IWL_MVM_STATUS_ROC_AUX_RUNNING,
Johannes Berg58629d92014-11-06 09:40:50 +0100803 IWL_MVM_STATUS_D3_RECONFIG,
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300804};
805
806static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
807{
808 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
809 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
810}
811
Luciano Coelhodc88b4b2014-11-10 11:10:14 +0200812/* Must be called with rcu_read_lock() held and it can only be
813 * released when mvmsta is not needed anymore.
814 */
815static inline struct iwl_mvm_sta *
816iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
817{
818 struct ieee80211_sta *sta;
819
820 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
821 return NULL;
822
823 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
824
825 /* This can happen if the station has been removed right now */
826 if (IS_ERR_OR_NULL(sta))
827 return NULL;
828
829 return iwl_mvm_sta_from_mac80211(sta);
830}
831
Emmanuel Grumbachf327b042014-01-14 08:30:32 +0200832static inline struct iwl_mvm_sta *
833iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
834{
835 struct ieee80211_sta *sta;
836
837 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
838 return NULL;
839
840 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
841 lockdep_is_held(&mvm->mutex));
842
843 /* This can happen if the station has been removed right now */
844 if (IS_ERR_OR_NULL(sta))
845 return NULL;
846
847 return iwl_mvm_sta_from_mac80211(sta);
848}
849
Eliad Peller7bb426e2014-02-24 12:54:37 +0200850static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
851{
852 return mvm->trans->cfg->d0i3 &&
853 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
854}
855
Avri Altman3edf8ff2014-07-30 11:41:01 +0300856static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
857{
858 return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_DQA_SUPPORT;
859}
860
Johannes Berg8ca151b2013-01-24 14:25:36 +0100861extern const u8 iwl_mvm_ac_to_tx_fifo[];
862
863struct iwl_rate_info {
864 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
865 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
866 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
867 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
868 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
869};
870
Luciano Coelhoa0a09242014-09-04 12:29:15 +0300871void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
872int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
873
Johannes Berg8ca151b2013-01-24 14:25:36 +0100874/******************
875 * MVM Methods
876 ******************/
877/* uCode */
878int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
879
880/* Utils */
881int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
882 enum ieee80211_band band);
Eyal Shapirad310e402013-08-11 18:43:47 +0300883void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
884 enum ieee80211_band band,
885 struct ieee80211_tx_rate *r);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100886u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
887void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
888u8 first_antenna(u8 mask);
889u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
890
891/* Tx / Host Commands */
892int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
893 struct iwl_host_cmd *cmd);
894int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
895 u32 flags, u16 len, const void *data);
896int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
897 struct iwl_host_cmd *cmd,
898 u32 *status);
899int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
900 u16 len, const void *data,
901 u32 *status);
902int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
903 struct ieee80211_sta *sta);
904int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
Arik Nemtsov6ce73e62014-09-11 13:00:19 +0300905void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
906 struct iwl_tx_cmd *tx_cmd,
907 struct ieee80211_tx_info *info, u8 sta_id);
908void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
909 struct ieee80211_tx_info *info,
910 struct iwl_tx_cmd *tx_cmd,
911 struct sk_buff *skb_frag);
912void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
913 struct ieee80211_tx_info *info,
914 struct ieee80211_sta *sta, __le16 fc);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100915#ifdef CONFIG_IWLWIFI_DEBUG
916const char *iwl_mvm_get_tx_fail_reason(u32 status);
917#else
918static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
919#endif
920int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
921void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
922
Arik Nemtsov33ea27f2014-02-10 15:34:29 +0200923static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
924{
925 flush_work(&mvm->async_handlers_wk);
926}
927
Johannes Berg8ca151b2013-01-24 14:25:36 +0100928/* Statistics */
929int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
930 struct iwl_rx_cmd_buffer *rxb,
931 struct iwl_device_cmd *cmd);
932int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
933 struct iwl_rx_cmd_buffer *rxb,
934 struct iwl_device_cmd *cmd);
935
936/* NVM */
Eran Harary14b485f2014-04-23 10:46:09 +0300937int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
Eytan Lifshitz81a67e32013-09-11 12:39:18 +0200938int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100939
Moshe Harela0544272014-12-08 21:13:14 +0200940static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
941{
942 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
943 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
944 mvm->fw->valid_tx_ant;
945}
946
947static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
948{
949 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
950 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
951 mvm->fw->valid_rx_ant;
952}
953
954static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
955{
956 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
957 FW_PHY_CFG_RX_CHAIN);
958 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
959 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
960
961 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
962 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
963
964 return mvm->fw->phy_config & phy_config;
965}
966
Johannes Berg8ca151b2013-01-24 14:25:36 +0100967int iwl_mvm_up(struct iwl_mvm *mvm);
968int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
969
970int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
Eliad Pellerde06a592014-01-08 10:11:12 +0200971bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
972 struct iwl_bcast_filter_cmd *cmd);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100973
974/*
975 * FW notifications / CMD responses handlers
976 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
977 */
978int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
979 struct iwl_device_cmd *cmd);
980int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
981 struct iwl_device_cmd *cmd);
982int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
983 struct iwl_device_cmd *cmd);
984int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
985 struct iwl_device_cmd *cmd);
986int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
987 struct iwl_device_cmd *cmd);
Emmanuel Grumbachb9fae2d2014-02-17 11:24:10 +0200988int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
989 struct iwl_rx_cmd_buffer *rxb,
990 struct iwl_device_cmd *cmd);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100991int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
992 struct iwl_device_cmd *cmd);
993int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
994 struct iwl_rx_cmd_buffer *rxb,
995 struct iwl_device_cmd *cmd);
996int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
997 struct iwl_device_cmd *cmd);
Chaya Rachel Ivgy30269c12014-11-15 21:08:29 +0200998int iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
999 struct iwl_device_cmd *cmd);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001000
1001/* MVM PHY */
1002int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1003 struct cfg80211_chan_def *chandef,
1004 u8 chains_static, u8 chains_dynamic);
1005int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1006 struct cfg80211_chan_def *chandef,
1007 u8 chains_static, u8 chains_dynamic);
Ilan Peerfe0f2de2013-03-21 10:23:52 +02001008void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1009 struct iwl_mvm_phy_ctxt *ctxt);
1010void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1011 struct iwl_mvm_phy_ctxt *ctxt);
Arik Nemtsovcf7b4912014-05-15 11:44:40 +03001012int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
Arik Nemtsov6ce73e62014-09-11 13:00:19 +03001013u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1014u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001015
1016/* MAC (virtual interface) programming */
1017int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1018void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1019int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Luciano Coelhobca49d92014-05-13 17:33:38 +03001020int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
Johannes Berg3dfd3a92014-08-11 21:37:30 +02001021 bool force_assoc_off, const u8 *bssid_override);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001022int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Arik Nemtsovd92b732e2014-09-21 19:00:42 +03001023u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001024int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1025 struct ieee80211_vif *vif);
Ilan Peer571765c2013-03-05 15:26:03 +02001026int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1027 struct iwl_rx_cmd_buffer *rxb,
1028 struct iwl_device_cmd *cmd);
Hila Gonend64048e2013-03-13 18:00:03 +02001029int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1030 struct iwl_rx_cmd_buffer *rxb,
1031 struct iwl_device_cmd *cmd);
Ilan Peer6e97b0d2013-12-23 22:18:02 +02001032void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1033 struct ieee80211_vif *vif);
Arik Nemtsova74346d2014-09-21 19:07:30 +03001034unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1035 struct ieee80211_vif *exclude_vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001036
1037/* Bindings */
1038int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1039int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1040
1041/* Quota management */
Johannes Berg01662302014-06-06 15:18:45 +02001042int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
1043 struct ieee80211_vif *disabled_vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001044
1045/* Scanning */
David Spinadeld2496222014-05-20 12:46:37 +03001046int iwl_mvm_scan_size(struct iwl_mvm *mvm);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001047int iwl_mvm_scan_request(struct iwl_mvm *mvm,
1048 struct ieee80211_vif *vif,
1049 struct cfg80211_scan_request *req);
1050int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1051 struct iwl_device_cmd *cmd);
1052int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1053 struct iwl_device_cmd *cmd);
Arik Nemtsov91b80252014-02-10 12:49:39 +02001054int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
Andrei Otcheretianski48849a42014-09-09 10:58:49 +03001055int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001056
David Spinadel35a000b2013-08-28 09:29:43 +03001057/* Scheduled scan */
1058int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
1059 struct iwl_rx_cmd_buffer *rxb,
1060 struct iwl_device_cmd *cmd);
1061int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
1062 struct ieee80211_vif *vif,
1063 struct cfg80211_sched_scan_request *req,
David Spinadel633e2712014-02-06 16:15:23 +02001064 struct ieee80211_scan_ies *ies);
David Spinadel35a000b2013-08-28 09:29:43 +03001065int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
1066 struct cfg80211_sched_scan_request *req);
1067int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1068 struct cfg80211_sched_scan_request *req);
Luciano Coelhob141c232014-10-01 13:22:40 +03001069int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm,
1070 struct ieee80211_vif *vif,
1071 struct cfg80211_sched_scan_request *req,
1072 struct ieee80211_scan_ies *ies);
David Spinadelfb98be52014-05-04 12:51:10 +03001073int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify);
1074int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm,
1075 struct iwl_rx_cmd_buffer *rxb,
1076 struct iwl_device_cmd *cmd);
1077
1078/* Unified scan */
1079int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm,
1080 struct ieee80211_vif *vif,
1081 struct ieee80211_scan_request *req);
1082int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
1083 struct ieee80211_vif *vif,
1084 struct cfg80211_sched_scan_request *req,
1085 struct ieee80211_scan_ies *ies);
David Spinadel35a000b2013-08-28 09:29:43 +03001086
David Spinadeld2496222014-05-20 12:46:37 +03001087/* UMAC scan */
1088int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1089int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1090 struct ieee80211_scan_request *req);
1091int iwl_mvm_sched_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1092 struct cfg80211_sched_scan_request *req,
1093 struct ieee80211_scan_ies *ies);
1094int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1095 struct iwl_rx_cmd_buffer *rxb,
1096 struct iwl_device_cmd *cmd);
1097
Johannes Berg8ca151b2013-01-24 14:25:36 +01001098/* MVM debugfs */
1099#ifdef CONFIG_IWLWIFI_DEBUGFS
1100int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
Johannes Berg63494372013-03-26 10:47:53 +01001101void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1102void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001103#else
1104static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1105 struct dentry *dbgfs_dir)
1106{
1107 return 0;
1108}
Johannes Berg63494372013-03-26 10:47:53 +01001109static inline void
1110iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1111{
1112}
1113static inline void
1114iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1115{
1116}
Johannes Berg8ca151b2013-01-24 14:25:36 +01001117#endif /* CONFIG_IWLWIFI_DEBUGFS */
1118
1119/* rate scaling */
Eyal Shapira9e680942013-11-09 00:16:16 +02001120int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
Eyal Shapira5fc0f762014-01-28 01:35:32 +02001121void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
1122 struct iwl_mvm_frame_stats *stats,
1123 u32 rate, bool agg);
1124int rs_pretty_print_rate(char *buf, const u32 rate);
Eyal Shapira361dbec2014-08-13 00:31:13 +03001125void rs_update_last_rssi(struct iwl_mvm *mvm,
1126 struct iwl_lq_sta *lq_sta,
1127 struct ieee80211_rx_status *rx_status);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001128
Emmanuel Grumbachc1cb92f2014-01-28 10:17:18 +02001129/* power management */
Emmanuel Grumbachc1cb92f2014-01-28 10:17:18 +02001130int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
Arik Nemtsov999609f2014-05-15 17:31:51 +03001131int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
Luciano Coelhoef9203d2014-08-08 19:18:35 +03001132int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
Emmanuel Grumbachc1cb92f2014-01-28 10:17:18 +02001133int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1134 char *buf, int bufsz);
Alexander Bondar1c2abf72013-08-27 20:31:48 +03001135
Alexander Bondar175a70b2013-04-14 20:59:37 +03001136void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1137int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1138 struct iwl_rx_cmd_buffer *rxb,
1139 struct iwl_device_cmd *cmd);
1140
Johannes Bergc43e9332014-04-24 16:31:08 +02001141#ifdef CONFIG_IWLWIFI_LEDS
Johannes Berg8ca151b2013-01-24 14:25:36 +01001142int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1143void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
Johannes Bergc43e9332014-04-24 16:31:08 +02001144#else
1145static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1146{
1147 return 0;
1148}
1149static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1150{
1151}
1152#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +01001153
1154/* D3 (WoWLAN, NetDetect) */
1155int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1156int iwl_mvm_resume(struct ieee80211_hw *hw);
1157void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1158void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1159 struct ieee80211_vif *vif,
1160 struct cfg80211_gtk_rekey_data *data);
1161void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1162 struct ieee80211_vif *vif,
1163 struct inet6_dev *idev);
1164void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1165 struct ieee80211_vif *vif, int idx);
Johannes Bergdebff612013-05-14 13:53:45 +02001166extern const struct file_operations iwl_dbgfs_d3_test_ops;
Johannes Berg6d9d32b2013-08-06 18:58:56 +02001167#ifdef CONFIG_PM_SLEEP
1168void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1169 struct ieee80211_vif *vif);
1170#else
1171static inline void
1172iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1173{
1174}
1175#endif
Eliad Peller1a95c8d2013-11-21 19:19:52 +02001176void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
Emmanuel Grumbachc8b06a92014-11-24 09:06:57 +02001177 struct iwl_wowlan_config_cmd *cmd);
Eliad Peller8bd22e72013-11-03 19:48:50 +02001178int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1179 struct ieee80211_vif *vif,
1180 bool disable_offloading,
1181 u32 cmd_flags);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001182
Eliad Peller7498cf42014-01-16 17:10:44 +02001183/* D0i3 */
1184void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1185void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
Eliad Peller576eeee2014-07-01 18:38:38 +03001186int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
Eliad Pellerf4cf8682014-11-04 16:57:06 +02001187bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
Arik Nemtsovb2492502014-03-13 12:21:50 +02001188void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
Eliad Pellerd15a7472014-03-27 18:53:12 +02001189int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
Eliad Peller7498cf42014-01-16 17:10:44 +02001190
Emmanuel Grumbach931d4162013-01-17 09:42:25 +02001191/* BT Coex */
Emmanuel Grumbach931d4162013-01-17 09:42:25 +02001192int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +02001193int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1194 struct iwl_rx_cmd_buffer *rxb,
1195 struct iwl_device_cmd *cmd);
Emmanuel Grumbach2b76ef12013-01-24 10:35:13 +02001196void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1197 enum ieee80211_rssi_event rssi_event);
Emmanuel Grumbach8e484f02013-10-02 15:02:25 +03001198void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
Emmanuel Grumbach5b7ff612014-03-11 19:27:45 +02001199u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1200 struct ieee80211_sta *sta);
Emmanuel Grumbachffa6c702013-10-06 11:41:20 +03001201bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1202 struct ieee80211_sta *sta);
Emmanuel Grumbach219fb662014-10-30 11:59:40 +02001203bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
Emmanuel Grumbach34c8b242014-05-28 21:53:39 +03001204bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
Eliad Peller2fd647f2014-03-13 17:21:36 +02001205bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1206 enum ieee80211_band band);
Emmanuel Grumbachee7bea52014-03-06 10:30:49 +02001207u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
Emmanuel Grumbachb797e3f2014-03-06 14:49:36 +02001208 struct ieee80211_tx_info *info, u8 ac);
Emmanuel Grumbachffa6c702013-10-06 11:41:20 +03001209
Emmanuel Grumbach219fb662014-10-30 11:59:40 +02001210bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant);
Emmanuel Grumbach0ea8d042014-04-02 09:31:36 +03001211bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1212void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1213int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1214int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1215 struct iwl_rx_cmd_buffer *rxb,
1216 struct iwl_device_cmd *cmd);
1217void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1218 enum ieee80211_rssi_event rssi_event);
1219u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1220 struct ieee80211_sta *sta);
1221bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1222 struct ieee80211_sta *sta);
1223bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1224 enum ieee80211_band band);
1225int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1226 struct iwl_rx_cmd_buffer *rxb,
1227 struct iwl_device_cmd *cmd);
1228
Emmanuel Grumbach2de13ca2013-06-30 07:43:28 +03001229enum iwl_bt_kill_msk {
1230 BT_KILL_MSK_DEFAULT,
Emmanuel Grumbach1459f262014-07-06 09:34:38 +03001231 BT_KILL_MSK_NEVER,
1232 BT_KILL_MSK_ALWAYS,
Emmanuel Grumbach2de13ca2013-06-30 07:43:28 +03001233 BT_KILL_MSK_MAX,
1234};
Emmanuel Grumbach1459f262014-07-06 09:34:38 +03001235
1236extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1237extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1238extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX];
Emmanuel Grumbach931d4162013-01-17 09:42:25 +02001239
Hila Gonen7df15b12012-12-12 11:16:19 +02001240/* beacon filtering */
Alexander Bondarb571a692013-05-21 14:49:09 +03001241#ifdef CONFIG_IWLWIFI_DEBUGFS
1242void
1243iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1244 struct iwl_beacon_filter_cmd *cmd);
Alexander Bondarb571a692013-05-21 14:49:09 +03001245#else
1246static inline void
1247iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1248 struct iwl_beacon_filter_cmd *cmd)
1249{}
Alexander Bondarb571a692013-05-21 14:49:09 +03001250#endif
Eliad Peller3dd37d02014-01-07 14:00:24 +02001251int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1252 struct ieee80211_vif *vif,
1253 bool enable, u32 flags);
Hila Gonen7df15b12012-12-12 11:16:19 +02001254int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
Eliad Peller3dd37d02014-01-07 14:00:24 +02001255 struct ieee80211_vif *vif,
1256 u32 flags);
Hila Gonen7df15b12012-12-12 11:16:19 +02001257int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
Eliad Peller3dd37d02014-01-07 14:00:24 +02001258 struct ieee80211_vif *vif,
1259 u32 flags);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001260/* SMPS */
1261void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1262 enum iwl_mvm_smps_type_request req_type,
1263 enum ieee80211_smps_mode smps_request);
Emmanuel Grumbach5c904222014-05-18 09:16:45 +03001264bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001265
Johannes Berga21d7bc2013-11-12 17:30:52 +01001266/* Low latency */
1267int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1268 bool value);
Alexander Bondar50df8a32014-03-12 20:30:51 +02001269/* get SystemLowLatencyMode - only needed for beacon threshold? */
1270bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
Johannes Berga21d7bc2013-11-12 17:30:52 +01001271/* get VMACLowLatencyMode */
1272static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1273{
1274 /*
1275 * should this consider associated/active/... state?
1276 *
1277 * Normally low-latency should only be active on interfaces
1278 * that are active, but at least with debugfs it can also be
1279 * enabled on interfaces that aren't active. However, when
1280 * interface aren't active then they aren't added into the
1281 * binding, so this has no real impact. For now, just return
1282 * the current desired low-latency state.
1283 */
1284
1285 return mvmvif->low_latency;
1286}
1287
Avri Altman3edf8ff2014-07-30 11:41:01 +03001288/* hw scheduler queue config */
1289void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1290 const struct iwl_trans_txq_scd_cfg *cfg);
1291void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue);
1292
1293static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1294 u8 fifo)
1295{
1296 struct iwl_trans_txq_scd_cfg cfg = {
1297 .fifo = fifo,
1298 .tid = IWL_MAX_TID_COUNT,
1299 .aggregate = false,
1300 .frame_limit = IWL_FRAME_LIMIT,
1301 };
1302
1303 iwl_mvm_enable_txq(mvm, queue, 0, &cfg);
1304}
1305
1306static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1307 int fifo, int sta_id, int tid,
1308 int frame_limit, u16 ssn)
1309{
1310 struct iwl_trans_txq_scd_cfg cfg = {
1311 .fifo = fifo,
1312 .sta_id = sta_id,
1313 .tid = tid,
1314 .frame_limit = frame_limit,
1315 .aggregate = true,
1316 };
1317
1318 iwl_mvm_enable_txq(mvm, queue, ssn, &cfg);
1319}
1320
David Spinadelbd5e4742014-04-24 13:15:29 +03001321/* Assoc status */
David Spinadelb538b8c2014-05-13 14:29:36 +03001322bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
David Spinadelbd5e4742014-04-24 13:15:29 +03001323
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001324/* Thermal management and CT-kill */
Ido Yariv0c0e2c72014-01-16 21:12:02 -05001325void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
Luciano Coelhofd1f7552014-11-04 16:17:46 +02001326void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
Luciano Coelhoea9af242014-11-06 10:34:49 +02001327int iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1328 struct iwl_rx_cmd_buffer *rxb,
1329 struct iwl_device_cmd *cmd);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001330void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
Ido Yariv0c0e2c72014-01-16 21:12:02 -05001331void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001332void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1333void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
Luciano Coelhoc549e392014-09-04 15:58:47 +03001334int iwl_mvm_get_temp(struct iwl_mvm *mvm);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001335
Lilach Edelstein1f3b0ff2013-10-06 13:03:32 +02001336/* smart fifo */
1337int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1338 bool added_vif);
1339
Arik Nemtsovfa3d07e2014-05-15 18:59:32 +03001340/* TDLS */
Arik Nemtsov307e4722014-09-15 18:48:59 +03001341
1342/*
1343 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1344 * This TID is marked as used vs the AP and all connected TDLS peers.
1345 */
1346#define IWL_MVM_TDLS_FW_TID 4
1347
Arik Nemtsovfa3d07e2014-05-15 18:59:32 +03001348int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Arik Nemtsovd4317252014-09-07 19:18:31 +03001349void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1350void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1351 bool sta_added);
1352void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1353 struct ieee80211_vif *vif);
Arik Nemtsov1d3c3f62014-10-23 18:03:10 +03001354int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1355 struct ieee80211_vif *vif,
1356 struct ieee80211_sta *sta, u8 oper_class,
1357 struct cfg80211_chan_def *chandef,
1358 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1359void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1360 struct ieee80211_vif *vif,
1361 struct ieee80211_tdls_ch_sw_params *params);
1362void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1363 struct ieee80211_vif *vif,
1364 struct ieee80211_sta *sta);
1365int iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1366 struct iwl_device_cmd *cmd);
1367void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
Arik Nemtsovfa3d07e2014-05-15 18:59:32 +03001368
Luciano Coelho7f549e22014-10-02 15:38:04 +03001369struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1370
Luciano Coelhob08c1d92014-05-20 23:31:05 +03001371void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
Emmanuel Grumbach4bfa47f2014-09-11 16:19:43 +03001372void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
Luciano Coelhob08c1d92014-05-20 23:31:05 +03001373
Emmanuel Grumbach8c23f952014-12-04 10:07:47 +02001374int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, enum iwl_fw_dbg_conf id);
1375void iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm);
1376
Johannes Berg8ca151b2013-01-24 14:25:36 +01001377#endif /* __IWL_MVM_H__ */