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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
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46 * the documentation and/or other materials provided with the
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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,
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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 Coelhodc88b4b2014-11-10 11:10:14 +020090/* These values represent the number of TUs before CSA "beacon 0" TBTT
91 * when the CSA time-event needs to be scheduled to start. They must
92 * 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 Coelhodc88b4b2014-11-10 11:10:14 +020095#define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 110
Andrei Otcheretianski7f0a7c62014-05-04 11:48:12 +030096
97/*
98 * This value (in TUs) is used to fine tune the CSA NoA end time which should
99 * be just before "beacon 0" TBTT.
100 */
101#define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
102
Andrei Otcheretianski003e52362014-05-25 17:24:22 +0300103/*
104 * Number of beacons to transmit on a new channel until we unblock tx to
105 * the stations, even if we didn't identify them on a new channel
106 */
107#define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
108
Johannes Berge5209262014-01-20 23:38:59 +0100109extern const struct ieee80211_ops iwl_mvm_hw_ops;
Alexander Bondare811ada2013-03-10 15:29:44 +0200110
Johannes Berg8ca151b2013-01-24 14:25:36 +0100111/**
112 * struct iwl_mvm_mod_params - module parameters for iwlmvm
113 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
114 * We will register to mac80211 to have testmode working. The NIC must not
115 * be up'ed after the INIT fw asserted. This is useful to be able to use
116 * proprietary tools over testmode to debug the INIT fw.
117 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
118 * Save)-2(default), LP(Low Power)-3
119 */
120struct iwl_mvm_mod_params {
121 bool init_dbg;
122 int power_scheme;
123};
124extern struct iwl_mvm_mod_params iwlmvm_mod_params;
125
Emmanuel Grumbach48eb7b32014-07-08 19:45:17 +0300126/**
127 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
128 *
129 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
130 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
131 * transport's data.
132 * @trans_len: length of the valid data in trans_ptr
133 * @op_mode_len: length of the valid data in op_mode_ptr
134 */
135struct iwl_mvm_dump_ptrs {
136 struct iwl_trans_dump_data *trans_ptr;
137 void *op_mode_ptr;
138 u32 op_mode_len;
139};
140
Johannes Berg8ca151b2013-01-24 14:25:36 +0100141struct iwl_mvm_phy_ctxt {
142 u16 id;
143 u16 color;
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200144 u32 ref;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100145
146 /*
147 * TODO: This should probably be removed. Currently here only for rate
148 * scaling algorithm
149 */
150 struct ieee80211_channel *channel;
151};
152
153struct iwl_mvm_time_event_data {
154 struct ieee80211_vif *vif;
155 struct list_head list;
156 unsigned long end_jiffies;
157 u32 duration;
158 bool running;
159 u32 uid;
160
161 /*
162 * The access to the 'id' field must be done when the
163 * mvm->time_event_lock is held, as it value is used to indicate
164 * if the te is in the time event list or not (when id == TE_MAX)
165 */
166 u32 id;
167};
168
169 /* Power management */
170
171/**
172 * enum iwl_power_scheme
173 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
174 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
175 * @IWL_POWER_LEVEL_LP - Low Power
176 */
177enum iwl_power_scheme {
178 IWL_POWER_SCHEME_CAM = 1,
179 IWL_POWER_SCHEME_BPS,
180 IWL_POWER_SCHEME_LP
181};
182
Max Stepanove7eb65c2014-02-16 16:36:57 +0200183#define IWL_CONN_MAX_LISTEN_INTERVAL 10
Alexander Bondare3c588e2013-04-07 14:08:59 +0300184#define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
Johannes Berg8ca151b2013-01-24 14:25:36 +0100185
Alexander Bondarb571a692013-05-21 14:49:09 +0300186#ifdef CONFIG_IWLWIFI_DEBUGFS
187enum iwl_dbgfs_pm_mask {
188 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
189 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
190 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
191 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
192 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
Alexander Bondarbd4ace22013-03-21 17:14:14 +0200193 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
194 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
Alexander Bondar89716342013-08-04 17:52:23 +0300195 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
Alexander Bondar175a70b2013-04-14 20:59:37 +0300196 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
Eliad Peller84fd7602014-07-30 15:42:19 +0300197 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
Alexander Bondarb571a692013-05-21 14:49:09 +0300198};
199
200struct iwl_dbgfs_pm {
Alexander Bondare811ada2013-03-10 15:29:44 +0200201 u16 keep_alive_seconds;
Alexander Bondarb571a692013-05-21 14:49:09 +0300202 u32 rx_data_timeout;
203 u32 tx_data_timeout;
204 bool skip_over_dtim;
205 u8 skip_dtim_periods;
Alexander Bondarbd4ace22013-03-21 17:14:14 +0200206 bool lprx_ena;
207 u32 lprx_rssi_threshold;
Alexander Bondar89716342013-08-04 17:52:23 +0300208 bool snooze_ena;
Alexander Bondar175a70b2013-04-14 20:59:37 +0300209 bool uapsd_misbehaving;
Eliad Peller84fd7602014-07-30 15:42:19 +0300210 bool use_ps_poll;
Alexander Bondarb571a692013-05-21 14:49:09 +0300211 int mask;
212};
213
214/* beacon filtering */
215
216enum iwl_dbgfs_bf_mask {
217 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
218 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
219 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
Hila Gonen5dca7c22013-07-16 11:15:35 +0300220 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
221 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
222 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
223 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
224 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
225 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
226 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
227 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
Alexander Bondarb571a692013-05-21 14:49:09 +0300228};
229
230struct iwl_dbgfs_bf {
Hila Gonen5dca7c22013-07-16 11:15:35 +0300231 u32 bf_energy_delta;
232 u32 bf_roaming_energy_delta;
233 u32 bf_roaming_state;
234 u32 bf_temp_threshold;
235 u32 bf_temp_fast_filter;
236 u32 bf_temp_slow_filter;
237 u32 bf_enable_beacon_filter;
238 u32 bf_debug_flag;
Alexander Bondarb571a692013-05-21 14:49:09 +0300239 u32 bf_escape_timer;
240 u32 ba_escape_timer;
Hila Gonen5dca7c22013-07-16 11:15:35 +0300241 u32 ba_enable_beacon_abort;
Alexander Bondarb571a692013-05-21 14:49:09 +0300242 int mask;
243};
244#endif
245
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300246enum iwl_mvm_smps_type_request {
247 IWL_MVM_SMPS_REQ_BT_COEX,
248 IWL_MVM_SMPS_REQ_TT,
Emmanuel Grumbach697162a2014-07-30 15:56:42 +0300249 IWL_MVM_SMPS_REQ_PROT,
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300250 NUM_IWL_MVM_SMPS_REQ,
251};
252
Eliad Peller7498cf42014-01-16 17:10:44 +0200253enum iwl_mvm_ref_type {
254 IWL_MVM_REF_UCODE_DOWN,
Arik Nemtsov519e2022013-10-17 17:51:35 +0300255 IWL_MVM_REF_SCAN,
Eliad Peller9f45c362013-10-28 13:13:56 +0200256 IWL_MVM_REF_ROC,
Eliad Peller29a90a42013-11-05 14:06:29 +0200257 IWL_MVM_REF_P2P_CLIENT,
258 IWL_MVM_REF_AP_IBSS,
Eliad Peller0eb83652013-11-11 18:56:35 +0200259 IWL_MVM_REF_USER,
Arik Nemtsovb2492502014-03-13 12:21:50 +0200260 IWL_MVM_REF_TX,
261 IWL_MVM_REF_TX_AGG,
Gregory Greenmand40fc482014-06-25 14:08:50 +0200262 IWL_MVM_REF_ADD_IF,
Eliad Peller576eeee2014-07-01 18:38:38 +0300263 IWL_MVM_REF_START_AP,
264 IWL_MVM_REF_BSS_CHANGED,
265 IWL_MVM_REF_PREPARE_TX,
266 IWL_MVM_REF_PROTECT_TDLS,
267 IWL_MVM_REF_CHECK_CTKILL,
268 IWL_MVM_REF_PRPH_READ,
269 IWL_MVM_REF_PRPH_WRITE,
270 IWL_MVM_REF_NMI,
271 IWL_MVM_REF_TM_CMD,
Eliad Pellerd15a7472014-03-27 18:53:12 +0200272 IWL_MVM_REF_EXIT_WORK,
Eliad Peller7498cf42014-01-16 17:10:44 +0200273
Johannes Berg34e611e2014-09-12 10:28:01 +0200274 /* update debugfs.c when changing this */
275
Eliad Peller7498cf42014-01-16 17:10:44 +0200276 IWL_MVM_REF_COUNT,
277};
278
Emmanuel Grumbacha39979a2014-05-28 12:06:41 +0300279enum iwl_bt_force_ant_mode {
280 BT_FORCE_ANT_DIS = 0,
281 BT_FORCE_ANT_AUTO,
282 BT_FORCE_ANT_BT,
283 BT_FORCE_ANT_WIFI,
284
285 BT_FORCE_ANT_MAX,
286};
287
Johannes Berg8ca151b2013-01-24 14:25:36 +0100288/**
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300289* struct iwl_mvm_vif_bf_data - beacon filtering related data
290* @bf_enabled: indicates if beacon filtering is enabled
291* @ba_enabled: indicated if beacon abort is enabled
292* @last_beacon_signal: last beacon rssi signal in dbm
293* @ave_beacon_signal: average beacon signal
294* @last_cqm_event: rssi of the last cqm event
Andrei Otcheretianski911222b2013-07-21 17:37:19 +0300295* @bt_coex_min_thold: minimum threshold for BT coex
296* @bt_coex_max_thold: maximum threshold for BT coex
297* @last_bt_coex_event: rssi of the last BT coex event
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300298*/
299struct iwl_mvm_vif_bf_data {
300 bool bf_enabled;
301 bool ba_enabled;
302 s8 ave_beacon_signal;
303 s8 last_cqm_event;
Andrei Otcheretianski911222b2013-07-21 17:37:19 +0300304 s8 bt_coex_min_thold;
305 s8 bt_coex_max_thold;
306 s8 last_bt_coex_event;
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300307};
308
309/**
Johannes Berg8ca151b2013-01-24 14:25:36 +0100310 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
311 * @id: between 0 and 3
312 * @color: to solve races upon MAC addition and removal
313 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
Johannes Berg3dfd3a92014-08-11 21:37:30 +0200314 * @bssid: BSSID for this (client) interface
315 * @associated: indicates that we're currently associated, used only for
316 * managing the firmware state in iwl_mvm_bss_info_changed_station()
Johannes Berg8ca151b2013-01-24 14:25:36 +0100317 * @uploaded: indicates the MAC context has been added to the device
Johannes Berg5023d962013-07-31 14:07:43 +0200318 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
319 * should get quota etc.
Avri Altman19889022014-03-19 07:25:06 +0200320 * @pm_enabled - Indicate if MAC power management is allowed
Ilan Peer1e1391c2013-03-13 14:52:04 +0200321 * @monitor_active: indicates that monitor context is configured, and that the
Johannes Berga21d7bc2013-11-12 17:30:52 +0100322 * interface should get quota etc.
323 * @low_latency: indicates that this interface is in low-latency mode
324 * (VMACLowLatencyMode)
Luciano Coelho2533edc2014-08-08 19:50:46 +0300325 * @ps_disabled: indicates that this interface requires PS to be disabled
Johannes Berg8ca151b2013-01-24 14:25:36 +0100326 * @queue_params: QoS params for this MAC
327 * @bcast_sta: station used for broadcast packets. Used by the following
328 * vifs: P2P_DEVICE, GO and AP.
329 * @beacon_skb: the skb used to hold the AP/GO beacon template
Johannes Berg8b206d12013-12-04 11:56:58 +0100330 * @smps_requests: the SMPS requests of differents parts of the driver,
331 * combined on update to yield the overall request to mac80211.
Johannes Berg8ca151b2013-01-24 14:25:36 +0100332 */
333struct iwl_mvm_vif {
334 u16 id;
335 u16 color;
336 u8 ap_sta_id;
337
Johannes Berg3dfd3a92014-08-11 21:37:30 +0200338 u8 bssid[ETH_ALEN];
339 bool associated;
340
Johannes Berg8ca151b2013-01-24 14:25:36 +0100341 bool uploaded;
Johannes Berg5023d962013-07-31 14:07:43 +0200342 bool ap_ibss_active;
Avri Altman19889022014-03-19 07:25:06 +0200343 bool pm_enabled;
Ilan Peer1e1391c2013-03-13 14:52:04 +0200344 bool monitor_active;
Johannes Berga21d7bc2013-11-12 17:30:52 +0100345 bool low_latency;
Luciano Coelho2533edc2014-08-08 19:50:46 +0300346 bool ps_disabled;
Andrei Otcheretianskia20fd392013-07-21 17:23:59 +0300347 struct iwl_mvm_vif_bf_data bf_data;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100348
Johannes Berg506a81e2013-02-28 14:05:14 +0100349 u32 ap_beacon_time;
350
Johannes Berg8ca151b2013-01-24 14:25:36 +0100351 enum iwl_tsf_id tsf_id;
352
353 /*
354 * QoS data from mac80211, need to store this here
355 * as mac80211 has a separate callback but we need
356 * to have the data for the MAC context
357 */
358 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
359 struct iwl_mvm_time_event_data time_event_data;
Ariej Marjiehb1128892014-07-16 21:11:12 +0300360 struct iwl_mvm_time_event_data hs_time_event_data;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100361
362 struct iwl_mvm_int_sta bcast_sta;
363
364 /*
365 * Assigned while mac80211 has the interface in a channel context,
366 * or, for P2P Device, while it exists.
367 */
368 struct iwl_mvm_phy_ctxt *phy_ctxt;
369
370#ifdef CONFIG_PM_SLEEP
371 /* WoWLAN GTK rekey data */
372 struct {
373 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
374 __le64 replay_ctr;
375 bool valid;
376 } rekey_data;
377
378 int tx_key_idx;
379
Johannes Berg6d9d32b2013-08-06 18:58:56 +0200380 bool seqno_valid;
381 u16 seqno;
Eliad Peller1a95c8d2013-11-21 19:19:52 +0200382#endif
Johannes Berg6d9d32b2013-08-06 18:58:56 +0200383
Johannes Berg8ca151b2013-01-24 14:25:36 +0100384#if IS_ENABLED(CONFIG_IPV6)
385 /* IPv6 addresses for WoWLAN */
Johannes Berg5369d6c2013-07-08 11:17:06 +0200386 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100387 int num_target_ipv6_addrs;
388#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +0100389
390#ifdef CONFIG_IWLWIFI_DEBUGFS
Johannes Berg7f09d702013-11-12 17:16:38 +0100391 struct iwl_mvm *mvm;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100392 struct dentry *dbgfs_dir;
Johannes Berg63494372013-03-26 10:47:53 +0100393 struct dentry *dbgfs_slink;
Alexander Bondarb571a692013-05-21 14:49:09 +0300394 struct iwl_dbgfs_pm dbgfs_pm;
395 struct iwl_dbgfs_bf dbgfs_bf;
Emmanuel Grumbach474b50c2014-01-28 09:13:04 +0200396 struct iwl_mac_power_cmd mac_pwr_cmd;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100397#endif
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300398
399 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
Alexander Bondar175a70b2013-04-14 20:59:37 +0300400
401 /* FW identified misbehaving AP */
402 u8 uapsd_misbehaving_bssid[ETH_ALEN];
Andrei Otcheretianski7ef0aab2014-11-10 11:10:11 +0200403
404 /* Indicates that CSA countdown may be started */
405 bool csa_countdown;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100406};
407
408static inline struct iwl_mvm_vif *
409iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
410{
411 return (void *)vif->drv_priv;
412}
413
Emmanuel Grumbachb797e3f2014-03-06 14:49:36 +0200414extern const u8 tid_to_mac80211_ac[];
415
Johannes Berg8ca151b2013-01-24 14:25:36 +0100416enum iwl_scan_status {
417 IWL_MVM_SCAN_NONE,
418 IWL_MVM_SCAN_OS,
David Spinadel35a000b2013-08-28 09:29:43 +0300419 IWL_MVM_SCAN_SCHED,
Johannes Berg8ca151b2013-01-24 14:25:36 +0100420};
421
422/**
423 * struct iwl_nvm_section - describes an NVM section in memory.
424 *
425 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
426 * and saved for later use by the driver. Not all NVM sections are saved
427 * this way, only the needed ones.
428 */
429struct iwl_nvm_section {
430 u16 length;
431 const u8 *data;
432};
433
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300434/*
435 * Tx-backoff threshold
436 * @temperature: The threshold in Celsius
437 * @backoff: The tx-backoff in uSec
438 */
439struct iwl_tt_tx_backoff {
440 s32 temperature;
441 u32 backoff;
442};
443
444#define TT_TX_BACKOFF_SIZE 6
445
446/**
447 * struct iwl_tt_params - thermal throttling parameters
448 * @ct_kill_entry: CT Kill entry threshold
449 * @ct_kill_exit: CT Kill exit threshold
450 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
451 * to checks whether to exit CT Kill.
452 * @dynamic_smps_entry: Dynamic SMPS entry threshold
453 * @dynamic_smps_exit: Dynamic SMPS exit threshold
454 * @tx_protection_entry: TX protection entry threshold
455 * @tx_protection_exit: TX protection exit threshold
456 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
457 * @support_ct_kill: Support CT Kill?
458 * @support_dynamic_smps: Support dynamic SMPS?
459 * @support_tx_protection: Support tx protection?
460 * @support_tx_backoff: Support tx-backoff?
461 */
462struct iwl_tt_params {
463 s32 ct_kill_entry;
464 s32 ct_kill_exit;
465 u32 ct_kill_duration;
466 s32 dynamic_smps_entry;
467 s32 dynamic_smps_exit;
468 s32 tx_protection_entry;
469 s32 tx_protection_exit;
470 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
471 bool support_ct_kill;
472 bool support_dynamic_smps;
473 bool support_tx_protection;
474 bool support_tx_backoff;
475};
476
477/**
478 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
479 * @ct_kill_exit: worker to exit thermal kill
480 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
481 * @tx_backoff: The current thremal throttling tx backoff in uSec.
Ido Yariv0c0e2c72014-01-16 21:12:02 -0500482 * @min_backoff: The minimal tx backoff due to power restrictions
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300483 * @params: Parameters to configure the thermal throttling algorithm.
eytan lifshitzdafe6c42013-06-18 14:28:56 +0300484 * @throttle: Is thermal throttling is active?
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300485 */
486struct iwl_mvm_tt_mgmt {
487 struct delayed_work ct_kill_exit;
488 bool dynamic_smps;
489 u32 tx_backoff;
Ido Yariv0c0e2c72014-01-16 21:12:02 -0500490 u32 min_backoff;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300491 const struct iwl_tt_params *params;
eytan lifshitzdafe6c42013-06-18 14:28:56 +0300492 bool throttle;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300493};
494
Eyal Shapira5fc0f762014-01-28 01:35:32 +0200495#define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
496
497struct iwl_mvm_frame_stats {
498 u32 legacy_frames;
499 u32 ht_frames;
500 u32 vht_frames;
501 u32 bw_20_frames;
502 u32 bw_40_frames;
503 u32 bw_80_frames;
504 u32 bw_160_frames;
505 u32 sgi_frames;
506 u32 ngi_frames;
507 u32 siso_frames;
508 u32 mimo2_frames;
509 u32 agg_frames;
510 u32 ampdu_count;
511 u32 success_frames;
512 u32 fail_frames;
513 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
514 int last_frame_idx;
515};
516
Eliad Pellerd15a7472014-03-27 18:53:12 +0200517enum {
518 D0I3_DEFER_WAKEUP,
519 D0I3_PENDING_WAKEUP,
520};
521
Matti Gottlieb7280d1f2014-07-17 16:41:14 +0300522#define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
523#define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
524#define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
525
Arik Nemtsov1d3c3f62014-10-23 18:03:10 +0300526enum iwl_mvm_tdls_cs_state {
527 IWL_MVM_TDLS_SW_IDLE = 0,
528 IWL_MVM_TDLS_SW_REQ_SENT,
529 IWL_MVM_TDLS_SW_REQ_RCVD,
530 IWL_MVM_TDLS_SW_ACTIVE,
531};
532
Johannes Berg8ca151b2013-01-24 14:25:36 +0100533struct iwl_mvm {
534 /* for logger access */
535 struct device *dev;
536
537 struct iwl_trans *trans;
538 const struct iwl_fw *fw;
539 const struct iwl_cfg *cfg;
540 struct iwl_phy_db *phy_db;
541 struct ieee80211_hw *hw;
542
543 /* for protecting access to iwl_mvm */
544 struct mutex mutex;
545 struct list_head async_handlers_list;
546 spinlock_t async_handlers_lock;
547 struct work_struct async_handlers_wk;
548
549 struct work_struct roc_done_wk;
550
551 unsigned long status;
552
Hila Gonen7df15b12012-12-12 11:16:19 +0200553 /*
554 * for beacon filtering -
555 * currently only one interface can be supported
556 */
557 struct iwl_mvm_vif *bf_allowed_vif;
558
Johannes Berg8ca151b2013-01-24 14:25:36 +0100559 enum iwl_ucode_type cur_ucode;
560 bool ucode_loaded;
Eytan Lifshitzff116372013-09-03 12:06:11 +0300561 bool init_ucode_complete;
Emmanuel Grumbach31b8b342014-11-02 15:48:09 +0200562 bool calibrating;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100563 u32 error_event_table;
564 u32 log_event_table;
Eran Harary01a9ca52014-02-03 09:29:57 +0200565 u32 umac_error_event_table;
566 bool support_umac_log;
Eran Harary91479b62014-05-11 08:11:34 +0300567 struct iwl_sf_region sf_space;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100568
569 u32 ampdu_ref;
570
571 struct iwl_notif_wait_data notif_wait;
572
Matti Gottlieb3848ab62013-07-30 15:29:37 +0300573 struct mvm_statistics_rx rx_stats;
574
Johannes Berg8ca151b2013-01-24 14:25:36 +0100575 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
Johannes Bergdf197c02014-08-01 18:14:45 +0200576 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100577
Eran Hararye02a9d62014-05-07 12:27:10 +0300578 const char *nvm_file_name;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100579 struct iwl_nvm_data *nvm_data;
Emmanuel Grumbachb9545b42013-03-06 11:34:44 +0200580 /* NVM sections */
Eran Hararyae2b21b2014-01-09 08:08:24 +0200581 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100582
583 /* EEPROM MAC addresses */
584 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
585
586 /* data related to data path */
587 struct iwl_rx_phy_info last_phy_info;
588 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
589 struct work_struct sta_drained_wk;
590 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
Emmanuel Grumbache3d4bc82013-05-07 14:08:24 +0300591 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
Arik Nemtsova0f6bf22014-09-21 19:10:04 +0300592 u32 tfd_drained[IWL_MVM_STATION_COUNT];
Emmanuel Grumbach113a0442013-07-02 14:16:38 +0300593 u8 rx_ba_sessions;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100594
595 /* configured by mac80211 */
596 u32 rts_threshold;
597
598 /* Scan status, cmd (pre-allocated) and auxiliary station */
599 enum iwl_scan_status scan_status;
David Spinadelfb98be52014-05-04 12:51:10 +0300600 void *scan_cmd;
Eliad Pellere59647e2013-11-28 14:08:50 +0200601 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100602
David Spinadeld2496222014-05-20 12:46:37 +0300603 /* UMAC scan tracking */
604 u32 scan_uid[IWL_MVM_MAX_SIMULTANEOUS_SCANS];
605 u8 scan_seq_num, sched_scan_seq_num;
606
Oren Givon91b05d12013-08-19 08:36:48 +0300607 /* rx chain antennas set through debugfs for the scan command */
608 u8 scan_rx_ant;
609
Eliad Pellerc87163b2014-01-08 10:11:11 +0200610#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
611 /* broadcast filters to configure for each associated station */
612 const struct iwl_fw_bcast_filter *bcast_filters;
Eliad Pellerde06a592014-01-08 10:11:12 +0200613#ifdef CONFIG_IWLWIFI_DEBUGFS
614 struct {
615 u32 override; /* u32 for debugfs_create_bool */
616 struct iwl_bcast_filter_cmd cmd;
617 } dbgfs_bcast_filtering;
618#endif
Eliad Pellerc87163b2014-01-08 10:11:11 +0200619#endif
620
Johannes Berg8ca151b2013-01-24 14:25:36 +0100621 /* Internal station */
622 struct iwl_mvm_int_sta aux_sta;
623
Haim Dreyfusse820c2d2014-04-06 11:19:09 +0300624 bool last_ebs_successful;
625
Johannes Berg8ca151b2013-01-24 14:25:36 +0100626 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
627 u8 mgmt_last_antenna_idx;
628
Lilach Edelstein1f3b0ff2013-10-06 13:03:32 +0200629 /* last smart fifo state that was successfully sent to firmware */
630 enum iwl_sf_state sf_state;
631
Johannes Berg8ca151b2013-01-24 14:25:36 +0100632#ifdef CONFIG_IWLWIFI_DEBUGFS
633 struct dentry *debugfs_dir;
634 u32 dbgfs_sram_offset, dbgfs_sram_len;
Eliad Pellerf3c221f2014-01-09 13:12:54 +0200635 u32 dbgfs_prph_reg_addr;
Alexander Bondar64b928c2013-09-03 14:18:03 +0300636 bool disable_power_off;
637 bool disable_power_off_d3;
Emmanuel Grumbach086f7362013-11-18 17:00:03 +0200638
639 struct debugfs_blob_wrapper nvm_hw_blob;
640 struct debugfs_blob_wrapper nvm_sw_blob;
641 struct debugfs_blob_wrapper nvm_calib_blob;
642 struct debugfs_blob_wrapper nvm_prod_blob;
Eyal Shapira5fc0f762014-01-28 01:35:32 +0200643
644 struct iwl_mvm_frame_stats drv_rx_stats;
645 spinlock_t drv_stats_lock;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100646#endif
647
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200648 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
Johannes Berg8ca151b2013-01-24 14:25:36 +0100649
650 struct list_head time_event_list;
651 spinlock_t time_event_lock;
652
653 /*
654 * A bitmap indicating the index of the key in use. The firmware
655 * can hold 16 keys at most. Reflect this fact.
656 */
657 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
Alexander Bondar5ee2b212013-03-05 10:16:40 +0200658
Eliad Peller576eeee2014-07-01 18:38:38 +0300659 /* references taken by the driver and spinlock protecting them */
660 spinlock_t refs_lock;
661 u8 refs[IWL_MVM_REF_COUNT];
Eliad Peller7498cf42014-01-16 17:10:44 +0200662
Johannes Berg8ca151b2013-01-24 14:25:36 +0100663 u8 vif_count;
664
Eran Harary291aa7c2013-07-03 11:00:06 +0300665 /* -1 for always, 0 for never, >0 for that many times */
666 s8 restart_fw;
Emmanuel Grumbach4bfa47f2014-09-11 16:19:43 +0300667 struct work_struct fw_error_dump_wk;
Eran Harary291aa7c2013-07-03 11:00:06 +0300668
Johannes Bergc43e9332014-04-24 16:31:08 +0200669#ifdef CONFIG_IWLWIFI_LEDS
Johannes Berg8ca151b2013-01-24 14:25:36 +0100670 struct led_classdev led;
Johannes Bergc43e9332014-04-24 16:31:08 +0200671#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +0100672
673 struct ieee80211_vif *p2p_device_vif;
Johannes Bergf444eb12013-02-26 12:04:18 +0100674
675#ifdef CONFIG_PM_SLEEP
Johannes Berg964dc9e2013-06-03 17:25:34 +0200676 struct wiphy_wowlan_support wowlan;
Johannes Bergf444eb12013-02-26 12:04:18 +0100677 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
Luciano Coelho3c2f3b22014-09-24 08:29:11 +0300678
679 /* sched scan settings for net detect */
680 struct cfg80211_sched_scan_request *nd_config;
Luciano Coelhocc4c1ab2014-11-10 23:21:55 +0200681 struct ieee80211_scan_ies nd_ies;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200682#ifdef CONFIG_IWLWIFI_DEBUGFS
Johannes Bergb0114712013-06-12 14:55:40 +0200683 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
Johannes Bergdebff612013-05-14 13:53:45 +0200684 bool d3_test_active;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200685 bool store_d3_resume_sram;
686 void *d3_resume_sram;
Johannes Bergdebff612013-05-14 13:53:45 +0200687 u32 d3_test_pme_ptr;
Eliad Peller78c9df62013-11-07 14:13:30 +0200688 struct ieee80211_vif *keep_vif;
Johannes Bergafc66bb2013-05-03 11:44:16 +0200689#endif
Johannes Bergf444eb12013-02-26 12:04:18 +0100690#endif
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +0200691
Eliad Peller37577fe2013-12-05 17:19:39 +0200692 /* d0i3 */
693 u8 d0i3_ap_sta_id;
Arik Nemtsovb2492502014-03-13 12:21:50 +0200694 bool d0i3_offloading;
Eliad Peller37577fe2013-12-05 17:19:39 +0200695 struct work_struct d0i3_exit_work;
Arik Nemtsovb2492502014-03-13 12:21:50 +0200696 struct sk_buff_head d0i3_tx;
Eliad Pellerd15a7472014-03-27 18:53:12 +0200697 /* protect d0i3_suspend_flags */
698 struct mutex d0i3_suspend_mutex;
699 unsigned long d0i3_suspend_flags;
Arik Nemtsovb2492502014-03-13 12:21:50 +0200700 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
701 spinlock_t d0i3_tx_lock;
702 wait_queue_head_t d0i3_exit_waitq;
Eliad Peller37577fe2013-12-05 17:19:39 +0200703
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +0200704 /* BT-Coex */
Emmanuel Grumbach1459f262014-07-06 09:34:38 +0300705 u8 bt_ack_kill_msk[NUM_PHY_CTX];
706 u8 bt_cts_kill_msk[NUM_PHY_CTX];
Emmanuel Grumbach0ea8d042014-04-02 09:31:36 +0300707
708 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
709 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
Emmanuel Grumbach430a3bb2014-04-02 09:55:16 +0300710 struct iwl_bt_coex_profile_notif last_bt_notif;
711 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
Emmanuel Grumbach0ea8d042014-04-02 09:31:36 +0300712
Emmanuel Grumbachb9fae2d2014-02-17 11:24:10 +0200713 u32 last_ant_isol;
714 u8 last_corun_lut;
Emmanuel Grumbachcdb00562014-03-16 21:55:43 +0200715 u8 bt_tx_prio;
Emmanuel Grumbacha39979a2014-05-28 12:06:41 +0300716 enum iwl_bt_force_ant_mode bt_force_ant_mode;
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300717
Ariej Marjiehb1128892014-07-16 21:11:12 +0300718 /* Aux ROC */
719 struct list_head aux_roc_te_list;
720
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300721 /* Thermal Throttling and CTkill */
722 struct iwl_mvm_tt_mgmt thermal_throttle;
723 s32 temperature; /* Celsius */
Matti Gottlieb7280d1f2014-07-17 16:41:14 +0300724 /*
725 * Debug option to set the NIC temperature. This option makes the
726 * driver think this is the actual NIC temperature, and ignore the
727 * real temperature that is received from the fw
728 */
729 bool temperature_test; /* Debug test temperature is enabled */
Alexander Bondare811ada2013-03-10 15:29:44 +0200730
Johannes Bergb2b78752014-09-08 16:42:54 +0200731 struct iwl_time_quota_cmd last_quota_cmd;
732
David Spinadel507cadf2013-07-31 18:07:21 +0300733#ifdef CONFIG_NL80211_TESTMODE
734 u32 noa_duration;
735 struct ieee80211_vif *noa_vif;
736#endif
Eytan Lifshitz19e737c2013-09-09 13:30:15 +0200737
738 /* Tx queues */
739 u8 aux_queue;
740 u8 first_agg_queue;
741 u8 last_agg_queue;
Alexander Bondar1c2abf72013-08-27 20:31:48 +0300742
Alexander Bondar92d85562013-10-23 11:50:34 +0200743 /* Indicate if device power save is allowed */
Luciano Coelhobdd54832014-08-07 18:08:56 +0300744 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
Andrei Otcheretianskibd3398e2013-10-22 05:01:12 +0200745
Andrei Otcheretianski664322f2014-06-05 16:40:36 +0300746 struct ieee80211_vif __rcu *csa_vif;
Andrei Otcheretianski003e52362014-05-25 17:24:22 +0300747 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
748 u8 csa_tx_block_bcn_timeout;
David Spinadel1c87bba2014-02-27 16:41:52 +0200749
750 /* system time of last beacon (for AP/GO interface) */
751 u32 ap_last_beacon_gp2;
Eyal Shapira9ecd0512014-08-28 02:21:05 +0300752
753 u8 low_latency_agg_frame_limit;
Arik Nemtsov1d3c3f62014-10-23 18:03:10 +0300754
755 /* TDLS channel switch data */
756 struct {
757 struct delayed_work dwork;
758 enum iwl_mvm_tdls_cs_state state;
759
760 /*
761 * Current cs sta - might be different from periodic cs peer
762 * station. Value is meaningless when the cs-state is idle.
763 */
764 u8 cur_sta_id;
765
766 /* TDLS periodic channel-switch peer */
767 struct {
768 u8 sta_id;
769 u8 op_class;
770 bool initiator; /* are we the link initiator */
771 struct cfg80211_chan_def chandef;
772 struct sk_buff *skb; /* ch sw template */
773 u32 ch_sw_tm_ie;
774 } peer;
775 } tdls_cs;
Johannes Berg8ca151b2013-01-24 14:25:36 +0100776};
777
778/* Extract MVM priv from op_mode and _hw */
779#define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
780 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
781
782#define IWL_MAC80211_GET_MVM(_hw) \
783 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
784
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300785enum iwl_mvm_status {
786 IWL_MVM_STATUS_HW_RFKILL,
787 IWL_MVM_STATUS_HW_CTKILL,
788 IWL_MVM_STATUS_ROC_RUNNING,
789 IWL_MVM_STATUS_IN_HW_RESTART,
Arik Nemtsovb2492502014-03-13 12:21:50 +0200790 IWL_MVM_STATUS_IN_D0I3,
Ariej Marjiehb1128892014-07-16 21:11:12 +0300791 IWL_MVM_STATUS_ROC_AUX_RUNNING,
Johannes Berg58629d92014-11-06 09:40:50 +0100792 IWL_MVM_STATUS_D3_RECONFIG,
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +0300793};
794
795static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
796{
797 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
798 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
799}
800
Luciano Coelhodc88b4b2014-11-10 11:10:14 +0200801/* Must be called with rcu_read_lock() held and it can only be
802 * released when mvmsta is not needed anymore.
803 */
804static inline struct iwl_mvm_sta *
805iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
806{
807 struct ieee80211_sta *sta;
808
809 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
810 return NULL;
811
812 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
813
814 /* This can happen if the station has been removed right now */
815 if (IS_ERR_OR_NULL(sta))
816 return NULL;
817
818 return iwl_mvm_sta_from_mac80211(sta);
819}
820
Emmanuel Grumbachf327b042014-01-14 08:30:32 +0200821static inline struct iwl_mvm_sta *
822iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
823{
824 struct ieee80211_sta *sta;
825
826 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
827 return NULL;
828
829 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
830 lockdep_is_held(&mvm->mutex));
831
832 /* This can happen if the station has been removed right now */
833 if (IS_ERR_OR_NULL(sta))
834 return NULL;
835
836 return iwl_mvm_sta_from_mac80211(sta);
837}
838
Eliad Peller7bb426e2014-02-24 12:54:37 +0200839static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
840{
841 return mvm->trans->cfg->d0i3 &&
842 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
843}
844
Avri Altman3edf8ff2014-07-30 11:41:01 +0300845static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
846{
847 return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_DQA_SUPPORT;
848}
849
Johannes Berg8ca151b2013-01-24 14:25:36 +0100850extern const u8 iwl_mvm_ac_to_tx_fifo[];
851
852struct iwl_rate_info {
853 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
854 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
855 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
856 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
857 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
858};
859
Luciano Coelhoa0a09242014-09-04 12:29:15 +0300860void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
861int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
862
Johannes Berg8ca151b2013-01-24 14:25:36 +0100863/******************
864 * MVM Methods
865 ******************/
866/* uCode */
867int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
868
869/* Utils */
870int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
871 enum ieee80211_band band);
Eyal Shapirad310e402013-08-11 18:43:47 +0300872void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
873 enum ieee80211_band band,
874 struct ieee80211_tx_rate *r);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100875u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
876void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
877u8 first_antenna(u8 mask);
878u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
879
880/* Tx / Host Commands */
881int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
882 struct iwl_host_cmd *cmd);
883int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
884 u32 flags, u16 len, const void *data);
885int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
886 struct iwl_host_cmd *cmd,
887 u32 *status);
888int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
889 u16 len, const void *data,
890 u32 *status);
891int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
892 struct ieee80211_sta *sta);
893int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
Arik Nemtsov6ce73e62014-09-11 13:00:19 +0300894void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
895 struct iwl_tx_cmd *tx_cmd,
896 struct ieee80211_tx_info *info, u8 sta_id);
897void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
898 struct ieee80211_tx_info *info,
899 struct iwl_tx_cmd *tx_cmd,
900 struct sk_buff *skb_frag);
901void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
902 struct ieee80211_tx_info *info,
903 struct ieee80211_sta *sta, __le16 fc);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100904#ifdef CONFIG_IWLWIFI_DEBUG
905const char *iwl_mvm_get_tx_fail_reason(u32 status);
906#else
907static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
908#endif
909int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
910void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
911
Arik Nemtsov33ea27f2014-02-10 15:34:29 +0200912static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
913{
914 flush_work(&mvm->async_handlers_wk);
915}
916
Johannes Berg8ca151b2013-01-24 14:25:36 +0100917/* Statistics */
918int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
919 struct iwl_rx_cmd_buffer *rxb,
920 struct iwl_device_cmd *cmd);
921int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
922 struct iwl_rx_cmd_buffer *rxb,
923 struct iwl_device_cmd *cmd);
924
925/* NVM */
Eran Harary14b485f2014-04-23 10:46:09 +0300926int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
Eytan Lifshitz81a67e32013-09-11 12:39:18 +0200927int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100928
929int iwl_mvm_up(struct iwl_mvm *mvm);
930int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
931
932int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
Eliad Pellerde06a592014-01-08 10:11:12 +0200933bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
934 struct iwl_bcast_filter_cmd *cmd);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100935
936/*
937 * FW notifications / CMD responses handlers
938 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
939 */
940int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
941 struct iwl_device_cmd *cmd);
942int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
943 struct iwl_device_cmd *cmd);
944int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
945 struct iwl_device_cmd *cmd);
946int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
947 struct iwl_device_cmd *cmd);
948int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
949 struct iwl_device_cmd *cmd);
Emmanuel Grumbachb9fae2d2014-02-17 11:24:10 +0200950int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
951 struct iwl_rx_cmd_buffer *rxb,
952 struct iwl_device_cmd *cmd);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100953int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
954 struct iwl_device_cmd *cmd);
955int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
956 struct iwl_rx_cmd_buffer *rxb,
957 struct iwl_device_cmd *cmd);
958int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
959 struct iwl_device_cmd *cmd);
960
961/* MVM PHY */
962int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
963 struct cfg80211_chan_def *chandef,
964 u8 chains_static, u8 chains_dynamic);
965int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
966 struct cfg80211_chan_def *chandef,
967 u8 chains_static, u8 chains_dynamic);
Ilan Peerfe0f2de2013-03-21 10:23:52 +0200968void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
969 struct iwl_mvm_phy_ctxt *ctxt);
970void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
971 struct iwl_mvm_phy_ctxt *ctxt);
Arik Nemtsovcf7b4912014-05-15 11:44:40 +0300972int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
Arik Nemtsov6ce73e62014-09-11 13:00:19 +0300973u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
974u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100975
976/* MAC (virtual interface) programming */
977int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
978void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
979int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Luciano Coelhobca49d92014-05-13 17:33:38 +0300980int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
Johannes Berg3dfd3a92014-08-11 21:37:30 +0200981 bool force_assoc_off, const u8 *bssid_override);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100982int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Arik Nemtsovd92b732e2014-09-21 19:00:42 +0300983u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100984int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
985 struct ieee80211_vif *vif);
Ilan Peer571765c2013-03-05 15:26:03 +0200986int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
987 struct iwl_rx_cmd_buffer *rxb,
988 struct iwl_device_cmd *cmd);
Hila Gonend64048e2013-03-13 18:00:03 +0200989int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
990 struct iwl_rx_cmd_buffer *rxb,
991 struct iwl_device_cmd *cmd);
Ilan Peer6e97b0d2013-12-23 22:18:02 +0200992void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
993 struct ieee80211_vif *vif);
Arik Nemtsova74346d2014-09-21 19:07:30 +0300994unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
995 struct ieee80211_vif *exclude_vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +0100996
997/* Bindings */
998int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
999int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1000
1001/* Quota management */
Johannes Berg01662302014-06-06 15:18:45 +02001002int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
1003 struct ieee80211_vif *disabled_vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001004
1005/* Scanning */
David Spinadeld2496222014-05-20 12:46:37 +03001006int iwl_mvm_scan_size(struct iwl_mvm *mvm);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001007int iwl_mvm_scan_request(struct iwl_mvm *mvm,
1008 struct ieee80211_vif *vif,
1009 struct cfg80211_scan_request *req);
1010int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1011 struct iwl_device_cmd *cmd);
1012int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1013 struct iwl_device_cmd *cmd);
Arik Nemtsov91b80252014-02-10 12:49:39 +02001014int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
Andrei Otcheretianski48849a42014-09-09 10:58:49 +03001015int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001016
David Spinadel35a000b2013-08-28 09:29:43 +03001017/* Scheduled scan */
1018int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
1019 struct iwl_rx_cmd_buffer *rxb,
1020 struct iwl_device_cmd *cmd);
1021int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
1022 struct ieee80211_vif *vif,
1023 struct cfg80211_sched_scan_request *req,
David Spinadel633e2712014-02-06 16:15:23 +02001024 struct ieee80211_scan_ies *ies);
David Spinadel35a000b2013-08-28 09:29:43 +03001025int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
1026 struct cfg80211_sched_scan_request *req);
1027int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1028 struct cfg80211_sched_scan_request *req);
Luciano Coelhob141c232014-10-01 13:22:40 +03001029int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm,
1030 struct ieee80211_vif *vif,
1031 struct cfg80211_sched_scan_request *req,
1032 struct ieee80211_scan_ies *ies);
David Spinadelfb98be52014-05-04 12:51:10 +03001033int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify);
1034int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm,
1035 struct iwl_rx_cmd_buffer *rxb,
1036 struct iwl_device_cmd *cmd);
1037
1038/* Unified scan */
1039int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm,
1040 struct ieee80211_vif *vif,
1041 struct ieee80211_scan_request *req);
1042int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
1043 struct ieee80211_vif *vif,
1044 struct cfg80211_sched_scan_request *req,
1045 struct ieee80211_scan_ies *ies);
David Spinadel35a000b2013-08-28 09:29:43 +03001046
David Spinadeld2496222014-05-20 12:46:37 +03001047/* UMAC scan */
1048int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1049int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1050 struct ieee80211_scan_request *req);
1051int iwl_mvm_sched_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1052 struct cfg80211_sched_scan_request *req,
1053 struct ieee80211_scan_ies *ies);
1054int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1055 struct iwl_rx_cmd_buffer *rxb,
1056 struct iwl_device_cmd *cmd);
1057
Johannes Berg8ca151b2013-01-24 14:25:36 +01001058/* MVM debugfs */
1059#ifdef CONFIG_IWLWIFI_DEBUGFS
1060int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
Johannes Berg63494372013-03-26 10:47:53 +01001061void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1062void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001063#else
1064static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1065 struct dentry *dbgfs_dir)
1066{
1067 return 0;
1068}
Johannes Berg63494372013-03-26 10:47:53 +01001069static inline void
1070iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1071{
1072}
1073static inline void
1074iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1075{
1076}
Johannes Berg8ca151b2013-01-24 14:25:36 +01001077#endif /* CONFIG_IWLWIFI_DEBUGFS */
1078
1079/* rate scaling */
Eyal Shapira9e680942013-11-09 00:16:16 +02001080int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
Eyal Shapira5fc0f762014-01-28 01:35:32 +02001081void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
1082 struct iwl_mvm_frame_stats *stats,
1083 u32 rate, bool agg);
1084int rs_pretty_print_rate(char *buf, const u32 rate);
Eyal Shapira361dbec2014-08-13 00:31:13 +03001085void rs_update_last_rssi(struct iwl_mvm *mvm,
1086 struct iwl_lq_sta *lq_sta,
1087 struct ieee80211_rx_status *rx_status);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001088
Emmanuel Grumbachc1cb92f2014-01-28 10:17:18 +02001089/* power management */
Emmanuel Grumbachc1cb92f2014-01-28 10:17:18 +02001090int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
Arik Nemtsov999609f2014-05-15 17:31:51 +03001091int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
Luciano Coelhoef9203d2014-08-08 19:18:35 +03001092int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
Emmanuel Grumbachc1cb92f2014-01-28 10:17:18 +02001093int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1094 char *buf, int bufsz);
Alexander Bondar1c2abf72013-08-27 20:31:48 +03001095
Alexander Bondar175a70b2013-04-14 20:59:37 +03001096void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1097int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1098 struct iwl_rx_cmd_buffer *rxb,
1099 struct iwl_device_cmd *cmd);
1100
Johannes Bergc43e9332014-04-24 16:31:08 +02001101#ifdef CONFIG_IWLWIFI_LEDS
Johannes Berg8ca151b2013-01-24 14:25:36 +01001102int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1103void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
Johannes Bergc43e9332014-04-24 16:31:08 +02001104#else
1105static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1106{
1107 return 0;
1108}
1109static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1110{
1111}
1112#endif
Johannes Berg8ca151b2013-01-24 14:25:36 +01001113
1114/* D3 (WoWLAN, NetDetect) */
1115int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1116int iwl_mvm_resume(struct ieee80211_hw *hw);
1117void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1118void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1119 struct ieee80211_vif *vif,
1120 struct cfg80211_gtk_rekey_data *data);
1121void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1122 struct ieee80211_vif *vif,
1123 struct inet6_dev *idev);
1124void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1125 struct ieee80211_vif *vif, int idx);
Johannes Bergdebff612013-05-14 13:53:45 +02001126extern const struct file_operations iwl_dbgfs_d3_test_ops;
Johannes Berg6d9d32b2013-08-06 18:58:56 +02001127#ifdef CONFIG_PM_SLEEP
1128void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1129 struct ieee80211_vif *vif);
1130#else
1131static inline void
1132iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1133{
1134}
1135#endif
Eliad Peller1a95c8d2013-11-21 19:19:52 +02001136void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1137 struct iwl_wowlan_config_cmd_v2 *cmd);
Eliad Peller8bd22e72013-11-03 19:48:50 +02001138int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1139 struct ieee80211_vif *vif,
1140 bool disable_offloading,
1141 u32 cmd_flags);
Johannes Berg8ca151b2013-01-24 14:25:36 +01001142
Eliad Peller7498cf42014-01-16 17:10:44 +02001143/* D0i3 */
1144void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1145void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
Eliad Peller576eeee2014-07-01 18:38:38 +03001146int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
Eliad Pellerf4cf8682014-11-04 16:57:06 +02001147bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
Arik Nemtsovb2492502014-03-13 12:21:50 +02001148void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
Eliad Pellerd15a7472014-03-27 18:53:12 +02001149int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
Eliad Peller7498cf42014-01-16 17:10:44 +02001150
Emmanuel Grumbach931d4162013-01-17 09:42:25 +02001151/* BT Coex */
Emmanuel Grumbach931d4162013-01-17 09:42:25 +02001152int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
Emmanuel Grumbachf421f9c2013-01-17 14:20:29 +02001153int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1154 struct iwl_rx_cmd_buffer *rxb,
1155 struct iwl_device_cmd *cmd);
Emmanuel Grumbach2b76ef12013-01-24 10:35:13 +02001156void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1157 enum ieee80211_rssi_event rssi_event);
Emmanuel Grumbach8e484f02013-10-02 15:02:25 +03001158void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
Emmanuel Grumbach5b7ff612014-03-11 19:27:45 +02001159u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1160 struct ieee80211_sta *sta);
Emmanuel Grumbachffa6c702013-10-06 11:41:20 +03001161bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1162 struct ieee80211_sta *sta);
Emmanuel Grumbach219fb662014-10-30 11:59:40 +02001163bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
Emmanuel Grumbach34c8b242014-05-28 21:53:39 +03001164bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
Eliad Peller2fd647f2014-03-13 17:21:36 +02001165bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1166 enum ieee80211_band band);
Emmanuel Grumbachee7bea52014-03-06 10:30:49 +02001167u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
Emmanuel Grumbachb797e3f2014-03-06 14:49:36 +02001168 struct ieee80211_tx_info *info, u8 ac);
Emmanuel Grumbachffa6c702013-10-06 11:41:20 +03001169
Emmanuel Grumbach219fb662014-10-30 11:59:40 +02001170bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant);
Emmanuel Grumbach0ea8d042014-04-02 09:31:36 +03001171bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1172void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1173int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1174int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1175 struct iwl_rx_cmd_buffer *rxb,
1176 struct iwl_device_cmd *cmd);
1177void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1178 enum ieee80211_rssi_event rssi_event);
1179u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1180 struct ieee80211_sta *sta);
1181bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1182 struct ieee80211_sta *sta);
1183bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1184 enum ieee80211_band band);
1185int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1186 struct iwl_rx_cmd_buffer *rxb,
1187 struct iwl_device_cmd *cmd);
1188
Emmanuel Grumbach2de13ca2013-06-30 07:43:28 +03001189enum iwl_bt_kill_msk {
1190 BT_KILL_MSK_DEFAULT,
Emmanuel Grumbach1459f262014-07-06 09:34:38 +03001191 BT_KILL_MSK_NEVER,
1192 BT_KILL_MSK_ALWAYS,
Emmanuel Grumbach2de13ca2013-06-30 07:43:28 +03001193 BT_KILL_MSK_MAX,
1194};
Emmanuel Grumbach1459f262014-07-06 09:34:38 +03001195
1196extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1197extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1198extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX];
Emmanuel Grumbach931d4162013-01-17 09:42:25 +02001199
Hila Gonen7df15b12012-12-12 11:16:19 +02001200/* beacon filtering */
Alexander Bondarb571a692013-05-21 14:49:09 +03001201#ifdef CONFIG_IWLWIFI_DEBUGFS
1202void
1203iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1204 struct iwl_beacon_filter_cmd *cmd);
Alexander Bondarb571a692013-05-21 14:49:09 +03001205#else
1206static inline void
1207iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1208 struct iwl_beacon_filter_cmd *cmd)
1209{}
Alexander Bondarb571a692013-05-21 14:49:09 +03001210#endif
Eliad Peller3dd37d02014-01-07 14:00:24 +02001211int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1212 struct ieee80211_vif *vif,
1213 bool enable, u32 flags);
Hila Gonen7df15b12012-12-12 11:16:19 +02001214int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
Eliad Peller3dd37d02014-01-07 14:00:24 +02001215 struct ieee80211_vif *vif,
1216 u32 flags);
Hila Gonen7df15b12012-12-12 11:16:19 +02001217int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
Eliad Peller3dd37d02014-01-07 14:00:24 +02001218 struct ieee80211_vif *vif,
1219 u32 flags);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001220/* SMPS */
1221void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1222 enum iwl_mvm_smps_type_request req_type,
1223 enum ieee80211_smps_mode smps_request);
Emmanuel Grumbach5c904222014-05-18 09:16:45 +03001224bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001225
Johannes Berga21d7bc2013-11-12 17:30:52 +01001226/* Low latency */
1227int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1228 bool value);
Alexander Bondar50df8a32014-03-12 20:30:51 +02001229/* get SystemLowLatencyMode - only needed for beacon threshold? */
1230bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
Johannes Berga21d7bc2013-11-12 17:30:52 +01001231/* get VMACLowLatencyMode */
1232static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1233{
1234 /*
1235 * should this consider associated/active/... state?
1236 *
1237 * Normally low-latency should only be active on interfaces
1238 * that are active, but at least with debugfs it can also be
1239 * enabled on interfaces that aren't active. However, when
1240 * interface aren't active then they aren't added into the
1241 * binding, so this has no real impact. For now, just return
1242 * the current desired low-latency state.
1243 */
1244
1245 return mvmvif->low_latency;
1246}
1247
Avri Altman3edf8ff2014-07-30 11:41:01 +03001248/* hw scheduler queue config */
1249void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1250 const struct iwl_trans_txq_scd_cfg *cfg);
1251void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue);
1252
1253static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1254 u8 fifo)
1255{
1256 struct iwl_trans_txq_scd_cfg cfg = {
1257 .fifo = fifo,
1258 .tid = IWL_MAX_TID_COUNT,
1259 .aggregate = false,
1260 .frame_limit = IWL_FRAME_LIMIT,
1261 };
1262
1263 iwl_mvm_enable_txq(mvm, queue, 0, &cfg);
1264}
1265
1266static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1267 int fifo, int sta_id, int tid,
1268 int frame_limit, u16 ssn)
1269{
1270 struct iwl_trans_txq_scd_cfg cfg = {
1271 .fifo = fifo,
1272 .sta_id = sta_id,
1273 .tid = tid,
1274 .frame_limit = frame_limit,
1275 .aggregate = true,
1276 };
1277
1278 iwl_mvm_enable_txq(mvm, queue, ssn, &cfg);
1279}
1280
David Spinadelbd5e4742014-04-24 13:15:29 +03001281/* Assoc status */
David Spinadelb538b8c2014-05-13 14:29:36 +03001282bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
David Spinadelbd5e4742014-04-24 13:15:29 +03001283
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001284/* Thermal management and CT-kill */
Ido Yariv0c0e2c72014-01-16 21:12:02 -05001285void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
Luciano Coelhofd1f7552014-11-04 16:17:46 +02001286void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
Luciano Coelhoea9af242014-11-06 10:34:49 +02001287int iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1288 struct iwl_rx_cmd_buffer *rxb,
1289 struct iwl_device_cmd *cmd);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001290void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
Ido Yariv0c0e2c72014-01-16 21:12:02 -05001291void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001292void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1293void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
Luciano Coelhoc549e392014-09-04 15:58:47 +03001294int iwl_mvm_get_temp(struct iwl_mvm *mvm);
Eytan Lifshitz9ee718a2013-05-19 19:14:41 +03001295
Lilach Edelstein1f3b0ff2013-10-06 13:03:32 +02001296/* smart fifo */
1297int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1298 bool added_vif);
1299
Arik Nemtsovfa3d07e2014-05-15 18:59:32 +03001300/* TDLS */
Arik Nemtsov307e4722014-09-15 18:48:59 +03001301
1302/*
1303 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1304 * This TID is marked as used vs the AP and all connected TDLS peers.
1305 */
1306#define IWL_MVM_TDLS_FW_TID 4
1307
Arik Nemtsovfa3d07e2014-05-15 18:59:32 +03001308int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
Arik Nemtsovd4317252014-09-07 19:18:31 +03001309void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1310void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1311 bool sta_added);
1312void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1313 struct ieee80211_vif *vif);
Arik Nemtsov1d3c3f62014-10-23 18:03:10 +03001314int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1315 struct ieee80211_vif *vif,
1316 struct ieee80211_sta *sta, u8 oper_class,
1317 struct cfg80211_chan_def *chandef,
1318 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1319void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1320 struct ieee80211_vif *vif,
1321 struct ieee80211_tdls_ch_sw_params *params);
1322void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1323 struct ieee80211_vif *vif,
1324 struct ieee80211_sta *sta);
1325int iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1326 struct iwl_device_cmd *cmd);
1327void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
Arik Nemtsovfa3d07e2014-05-15 18:59:32 +03001328
Luciano Coelho7f549e22014-10-02 15:38:04 +03001329struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1330
Luciano Coelhob08c1d92014-05-20 23:31:05 +03001331void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
Emmanuel Grumbach4bfa47f2014-09-11 16:19:43 +03001332void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
Luciano Coelhob08c1d92014-05-20 23:31:05 +03001333
Johannes Berg8ca151b2013-01-24 14:25:36 +01001334#endif /* __IWL_MVM_H__ */