mvm.h 58.9 KB
Newer Older
J
Johannes Berg 已提交
1 2 3 4 5 6 7
/******************************************************************************
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
8
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9
 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
10
 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
J
Johannes Berg 已提交
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
 * USA
 *
 * The full GNU General Public License is included in this distribution
27
 * in the file called COPYING.
J
Johannes Berg 已提交
28 29
 *
 * Contact Information:
30
 *  Intel Linux Wireless <linuxwifi@intel.com>
J
Johannes Berg 已提交
31 32 33 34
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 * BSD LICENSE
 *
35
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
36
 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
37
 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
J
Johannes Berg 已提交
38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name Intel Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *****************************************************************************/

#ifndef __IWL_MVM_H__
#define __IWL_MVM_H__

#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/leds.h>
#include <linux/in6.h>

76 77 78 79
#ifdef CONFIG_THERMAL
#include <linux/thermal.h>
#endif

J
Johannes Berg 已提交
80 81 82 83
#include "iwl-op-mode.h"
#include "iwl-trans.h"
#include "iwl-notif-wait.h"
#include "iwl-eeprom-parse.h"
84
#include "iwl-fw-file.h"
85
#include "iwl-config.h"
J
Johannes Berg 已提交
86 87
#include "sta.h"
#include "fw-api.h"
88
#include "constants.h"
89
#include "tof.h"
J
Johannes Berg 已提交
90

91
#define IWL_MVM_MAX_ADDRESSES		5
92 93
/* RSSI offset for WkP */
#define IWL_RSSI_OFFSET 50
94
#define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
95 96
/* A TimeUnit is 1024 microsecond */
#define MSEC_TO_TU(_msec)	(_msec*1000/1024)
J
Johannes Berg 已提交
97

98 99 100
/* For GO, this value represents the number of TUs before CSA "beacon
 * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
 * must be big enough to ensure that we switch in time.
101
 */
102
#define IWL_MVM_CHANNEL_SWITCH_TIME_GO		40
103 104 105 106 107 108

/* For client, this value represents the number of TUs before CSA
 * "beacon 1" TBTT, instead.  This is because we don't know when the
 * GO/AP will be in the new channel, so we switch early enough.
 */
#define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT	10
109 110 111 112 113 114 115

/*
 * This value (in TUs) is used to fine tune the CSA NoA end time which should
 * be just before "beacon 0" TBTT.
 */
#define IWL_MVM_CHANNEL_SWITCH_MARGIN 4

116 117 118 119 120 121
/*
 * Number of beacons to transmit on a new channel until we unblock tx to
 * the stations, even if we didn't identify them on a new channel
 */
#define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3

122
extern const struct ieee80211_ops iwl_mvm_hw_ops;
123

J
Johannes Berg 已提交
124 125 126 127 128 129
/**
 * struct iwl_mvm_mod_params - module parameters for iwlmvm
 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 *	We will register to mac80211 to have testmode working. The NIC must not
 *	be up'ed after the INIT fw asserted. This is useful to be able to use
 *	proprietary tools over testmode to debug the INIT fw.
130
 * @tfd_q_hang_detect: enabled the detection of hung transmit queues
131
 * @power_scheme: one of enum iwl_power_scheme
J
Johannes Berg 已提交
132 133 134
 */
struct iwl_mvm_mod_params {
	bool init_dbg;
135
	bool tfd_q_hang_detect;
J
Johannes Berg 已提交
136 137 138 139
	int power_scheme;
};
extern struct iwl_mvm_mod_params iwlmvm_mod_params;

140 141 142 143 144 145 146 147 148 149 150 151 152 153 154
/**
 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
 *
 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
 *	transport's data.
 * @trans_len: length of the valid data in trans_ptr
 * @op_mode_len: length of the valid data in op_mode_ptr
 */
struct iwl_mvm_dump_ptrs {
	struct iwl_trans_dump_data *trans_ptr;
	void *op_mode_ptr;
	u32 op_mode_len;
};

155 156 157 158 159 160 161 162 163 164 165
/**
 * struct iwl_mvm_dump_desc - describes the dump
 * @len: length of trig_desc->data
 * @trig_desc: the description of the dump
 */
struct iwl_mvm_dump_desc {
	size_t len;
	/* must be last */
	struct iwl_fw_error_dump_trigger_desc trig_desc;
};

166
extern const struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert;
167

J
Johannes Berg 已提交
168 169 170
struct iwl_mvm_phy_ctxt {
	u16 id;
	u16 color;
171
	u32 ref;
J
Johannes Berg 已提交
172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209

	/*
	 * TODO: This should probably be removed. Currently here only for rate
	 * scaling algorithm
	 */
	struct ieee80211_channel *channel;
};

struct iwl_mvm_time_event_data {
	struct ieee80211_vif *vif;
	struct list_head list;
	unsigned long end_jiffies;
	u32 duration;
	bool running;
	u32 uid;

	/*
	 * The access to the 'id' field must be done when the
	 * mvm->time_event_lock is held, as it value is used to indicate
	 * if the te is in the time event list or not (when id == TE_MAX)
	 */
	u32 id;
};

 /* Power management */

/**
 * enum iwl_power_scheme
 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 * @IWL_POWER_LEVEL_LP  - Low Power
 */
enum iwl_power_scheme {
	IWL_POWER_SCHEME_CAM = 1,
	IWL_POWER_SCHEME_BPS,
	IWL_POWER_SCHEME_LP
};

210
#define IWL_CONN_MAX_LISTEN_INTERVAL	10
211
#define IWL_UAPSD_MAX_SP		IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
J
Johannes Berg 已提交
212

213 214 215 216 217 218 219
#ifdef CONFIG_IWLWIFI_DEBUGFS
enum iwl_dbgfs_pm_mask {
	MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
	MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
	MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
	MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
	MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
220 221
	MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
	MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
222
	MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
223
	MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
224
	MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
225 226 227
};

struct iwl_dbgfs_pm {
228
	u16 keep_alive_seconds;
229 230 231 232
	u32 rx_data_timeout;
	u32 tx_data_timeout;
	bool skip_over_dtim;
	u8 skip_dtim_periods;
233 234
	bool lprx_ena;
	u32 lprx_rssi_threshold;
235
	bool snooze_ena;
236
	bool uapsd_misbehaving;
237
	bool use_ps_poll;
238 239 240 241 242 243 244 245 246
	int mask;
};

/* beacon filtering */

enum iwl_dbgfs_bf_mask {
	MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
	MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
	MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
247 248 249 250 251 252 253 254
	MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
	MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
	MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
	MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
	MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
	MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
	MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
	MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
255 256 257
};

struct iwl_dbgfs_bf {
258 259 260 261 262 263 264 265
	u32 bf_energy_delta;
	u32 bf_roaming_energy_delta;
	u32 bf_roaming_state;
	u32 bf_temp_threshold;
	u32 bf_temp_fast_filter;
	u32 bf_temp_slow_filter;
	u32 bf_enable_beacon_filter;
	u32 bf_debug_flag;
266 267
	u32 bf_escape_timer;
	u32 ba_escape_timer;
268
	u32 ba_enable_beacon_abort;
269 270 271 272
	int mask;
};
#endif

273 274 275
enum iwl_mvm_smps_type_request {
	IWL_MVM_SMPS_REQ_BT_COEX,
	IWL_MVM_SMPS_REQ_TT,
276
	IWL_MVM_SMPS_REQ_PROT,
277 278 279
	NUM_IWL_MVM_SMPS_REQ,
};

280 281
enum iwl_mvm_ref_type {
	IWL_MVM_REF_UCODE_DOWN,
282
	IWL_MVM_REF_SCAN,
283
	IWL_MVM_REF_ROC,
284
	IWL_MVM_REF_ROC_AUX,
285 286
	IWL_MVM_REF_P2P_CLIENT,
	IWL_MVM_REF_AP_IBSS,
287
	IWL_MVM_REF_USER,
288 289
	IWL_MVM_REF_TX,
	IWL_MVM_REF_TX_AGG,
290
	IWL_MVM_REF_ADD_IF,
291 292 293 294 295 296 297 298 299
	IWL_MVM_REF_START_AP,
	IWL_MVM_REF_BSS_CHANGED,
	IWL_MVM_REF_PREPARE_TX,
	IWL_MVM_REF_PROTECT_TDLS,
	IWL_MVM_REF_CHECK_CTKILL,
	IWL_MVM_REF_PRPH_READ,
	IWL_MVM_REF_PRPH_WRITE,
	IWL_MVM_REF_NMI,
	IWL_MVM_REF_TM_CMD,
300
	IWL_MVM_REF_EXIT_WORK,
301
	IWL_MVM_REF_PROTECT_CSA,
302
	IWL_MVM_REF_FW_DBG_COLLECT,
303
	IWL_MVM_REF_INIT_UCODE,
304
	IWL_MVM_REF_SENDING_CMD,
305
	IWL_MVM_REF_RX,
306

307 308
	/* update debugfs.c when changing this */

309 310 311
	IWL_MVM_REF_COUNT,
};

312 313 314 315 316 317 318 319 320
enum iwl_bt_force_ant_mode {
	BT_FORCE_ANT_DIS = 0,
	BT_FORCE_ANT_AUTO,
	BT_FORCE_ANT_BT,
	BT_FORCE_ANT_WIFI,

	BT_FORCE_ANT_MAX,
};

321 322 323 324 325 326
/**
* struct iwl_mvm_vif_bf_data - beacon filtering related data
* @bf_enabled: indicates if beacon filtering is enabled
* @ba_enabled: indicated if beacon abort is enabled
* @ave_beacon_signal: average beacon signal
* @last_cqm_event: rssi of the last cqm event
327 328 329
* @bt_coex_min_thold: minimum threshold for BT coex
* @bt_coex_max_thold: maximum threshold for BT coex
* @last_bt_coex_event: rssi of the last BT coex event
330 331 332 333
*/
struct iwl_mvm_vif_bf_data {
	bool bf_enabled;
	bool ba_enabled;
334 335 336 337 338
	int ave_beacon_signal;
	int last_cqm_event;
	int bt_coex_min_thold;
	int bt_coex_max_thold;
	int last_bt_coex_event;
339 340
};

J
Johannes Berg 已提交
341 342 343 344 345
/**
 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 * @id: between 0 and 3
 * @color: to solve races upon MAC addition and removal
 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
346 347 348
 * @bssid: BSSID for this (client) interface
 * @associated: indicates that we're currently associated, used only for
 *	managing the firmware state in iwl_mvm_bss_info_changed_station()
349 350
 * @ap_assoc_sta_count: count of stations associated to us - valid only
 *	if VIF type is AP
J
Johannes Berg 已提交
351
 * @uploaded: indicates the MAC context has been added to the device
J
Johannes Berg 已提交
352 353
 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 *	should get quota etc.
354
 * @pm_enabled - Indicate if MAC power management is allowed
355
 * @monitor_active: indicates that monitor context is configured, and that the
356
 *	interface should get quota etc.
357 358 359
 * @low_latency_traffic: indicates low latency traffic was detected
 * @low_latency_dbgfs: low latency mode set from debugfs
 * @low_latency_vcmd: low latency mode set from vendor command
360
 * @ps_disabled: indicates that this interface requires PS to be disabled
J
Johannes Berg 已提交
361 362 363 364
 * @queue_params: QoS params for this MAC
 * @bcast_sta: station used for broadcast packets. Used by the following
 *  vifs: P2P_DEVICE, GO and AP.
 * @beacon_skb: the skb used to hold the AP/GO beacon template
S
Sara Sharon 已提交
365
 * @smps_requests: the SMPS requests of different parts of the driver,
366
 *	combined on update to yield the overall request to mac80211.
367 368 369
 * @beacon_stats: beacon statistics, containing the # of received beacons,
 *	# of received beacons accumulated over FW restart, and the current
 *	average signal of beacons retrieved from the firmware
370
 * @csa_failed: CSA failed to schedule time event, report an error later
371
 * @features: hw features active for this vif
J
Johannes Berg 已提交
372 373
 */
struct iwl_mvm_vif {
374
	struct iwl_mvm *mvm;
J
Johannes Berg 已提交
375 376 377 378
	u16 id;
	u16 color;
	u8 ap_sta_id;

379 380
	u8 bssid[ETH_ALEN];
	bool associated;
381
	u8 ap_assoc_sta_count;
382

383 384
	u16 cab_queue;

J
Johannes Berg 已提交
385
	bool uploaded;
J
Johannes Berg 已提交
386
	bool ap_ibss_active;
387
	bool pm_enabled;
388
	bool monitor_active;
389
	bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
390
	bool ps_disabled;
391
	struct iwl_mvm_vif_bf_data bf_data;
J
Johannes Berg 已提交
392

393 394 395 396 397
	struct {
		u32 num_beacons, accu_num_beacons;
		u8 avg_signal;
	} beacon_stats;

398 399
	u32 ap_beacon_time;

J
Johannes Berg 已提交
400 401 402 403 404 405 406 407 408
	enum iwl_tsf_id tsf_id;

	/*
	 * QoS data from mac80211, need to store this here
	 * as mac80211 has a separate callback but we need
	 * to have the data for the MAC context
	 */
	struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
	struct iwl_mvm_time_event_data time_event_data;
409
	struct iwl_mvm_time_event_data hs_time_event_data;
J
Johannes Berg 已提交
410 411

	struct iwl_mvm_int_sta bcast_sta;
412
	struct iwl_mvm_int_sta mcast_sta;
J
Johannes Berg 已提交
413 414 415 416 417 418 419

	/*
	 * Assigned while mac80211 has the interface in a channel context,
	 * or, for P2P Device, while it exists.
	 */
	struct iwl_mvm_phy_ctxt *phy_ctxt;

420
#ifdef CONFIG_PM
J
Johannes Berg 已提交
421 422 423 424 425 426 427 428 429
	/* WoWLAN GTK rekey data */
	struct {
		u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
		__le64 replay_ctr;
		bool valid;
	} rekey_data;

	int tx_key_idx;

430 431
	bool seqno_valid;
	u16 seqno;
432
#endif
433

J
Johannes Berg 已提交
434 435
#if IS_ENABLED(CONFIG_IPV6)
	/* IPv6 addresses for WoWLAN */
436
	struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
437
	unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
J
Johannes Berg 已提交
438 439 440 441 442
	int num_target_ipv6_addrs;
#endif

#ifdef CONFIG_IWLWIFI_DEBUGFS
	struct dentry *dbgfs_dir;
443
	struct dentry *dbgfs_slink;
444 445
	struct iwl_dbgfs_pm dbgfs_pm;
	struct iwl_dbgfs_bf dbgfs_bf;
446
	struct iwl_mac_power_cmd mac_pwr_cmd;
447
	int dbgfs_quota_min;
J
Johannes Berg 已提交
448
#endif
449 450

	enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
451 452 453

	/* FW identified misbehaving AP */
	u8 uapsd_misbehaving_bssid[ETH_ALEN];
454 455 456

	/* Indicates that CSA countdown may be started */
	bool csa_countdown;
457
	bool csa_failed;
458
	u16 csa_target_freq;
459 460 461

	/* TCP Checksum Offload */
	netdev_features_t features;
462 463 464 465 466 467

	/*
	 * link quality measurement - used to check whether this interface
	 * is in the middle of a link quality measurement
	 */
	bool lqm_active;
J
Johannes Berg 已提交
468 469 470 471 472
};

static inline struct iwl_mvm_vif *
iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
{
473 474
	if (!vif)
		return NULL;
J
Johannes Berg 已提交
475 476 477
	return (void *)vif->drv_priv;
}

478 479
extern const u8 tid_to_mac80211_ac[];

480 481
#define IWL_MVM_SCAN_STOPPING_SHIFT	8

J
Johannes Berg 已提交
482
enum iwl_scan_status {
483 484
	IWL_MVM_SCAN_REGULAR		= BIT(0),
	IWL_MVM_SCAN_SCHED		= BIT(1),
485
	IWL_MVM_SCAN_NETDETECT		= BIT(2),
486 487 488

	IWL_MVM_SCAN_STOPPING_REGULAR	= BIT(8),
	IWL_MVM_SCAN_STOPPING_SCHED	= BIT(9),
489
	IWL_MVM_SCAN_STOPPING_NETDETECT	= BIT(10),
490 491 492 493 494

	IWL_MVM_SCAN_REGULAR_MASK	= IWL_MVM_SCAN_REGULAR |
					  IWL_MVM_SCAN_STOPPING_REGULAR,
	IWL_MVM_SCAN_SCHED_MASK		= IWL_MVM_SCAN_SCHED |
					  IWL_MVM_SCAN_STOPPING_SCHED,
495 496
	IWL_MVM_SCAN_NETDETECT_MASK	= IWL_MVM_SCAN_NETDETECT |
					  IWL_MVM_SCAN_STOPPING_NETDETECT,
497

498 499
	IWL_MVM_SCAN_STOPPING_MASK	= 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
	IWL_MVM_SCAN_MASK		= 0xff,
J
Johannes Berg 已提交
500 501
};

502 503 504 505 506 507 508 509
enum iwl_mvm_scan_type {
	IWL_SCAN_TYPE_NOT_SET,
	IWL_SCAN_TYPE_UNASSOC,
	IWL_SCAN_TYPE_WILD,
	IWL_SCAN_TYPE_MILD,
	IWL_SCAN_TYPE_FRAGMENTED,
};

510 511 512 513 514 515
enum iwl_mvm_sched_scan_pass_all_states {
	SCHED_SCAN_PASS_ALL_DISABLED,
	SCHED_SCAN_PASS_ALL_ENABLED,
	SCHED_SCAN_PASS_ALL_FOUND,
};

J
Johannes Berg 已提交
516 517 518 519 520 521 522 523 524 525 526 527
/**
 * struct iwl_nvm_section - describes an NVM section in memory.
 *
 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 * and saved for later use by the driver. Not all NVM sections are saved
 * this way, only the needed ones.
 */
struct iwl_nvm_section {
	u16 length;
	const u8 *data;
};

528 529 530 531 532
/**
 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 * @ct_kill_exit: worker to exit thermal kill
 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 * @tx_backoff: The current thremal throttling tx backoff in uSec.
533
 * @min_backoff: The minimal tx backoff due to power restrictions
534
 * @params: Parameters to configure the thermal throttling algorithm.
535
 * @throttle: Is thermal throttling is active?
536 537 538 539 540
 */
struct iwl_mvm_tt_mgmt {
	struct delayed_work ct_kill_exit;
	bool dynamic_smps;
	u32 tx_backoff;
541
	u32 min_backoff;
542
	struct iwl_tt_params params;
543
	bool throttle;
544 545
};

546 547 548 549 550 551 552 553 554 555 556 557
#ifdef CONFIG_THERMAL
/**
 *struct iwl_mvm_thermal_device - thermal zone related data
 * @temp_trips: temperature thresholds for report
 * @fw_trips_index: keep indexes to original array - temp_trips
 * @tzone: thermal zone device data
*/
struct iwl_mvm_thermal_device {
	s16 temp_trips[IWL_MAX_DTS_TRIPS];
	u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
	struct thermal_zone_device *tzone;
};
558 559

/*
560 561
 * struct iwl_mvm_cooling_device
 * @cur_state: current state
562 563 564 565 566 567
 * @cdev: struct thermal cooling device
 */
struct iwl_mvm_cooling_device {
	u32 cur_state;
	struct thermal_cooling_device *cdev;
};
568 569
#endif

570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591
#define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8

struct iwl_mvm_frame_stats {
	u32 legacy_frames;
	u32 ht_frames;
	u32 vht_frames;
	u32 bw_20_frames;
	u32 bw_40_frames;
	u32 bw_80_frames;
	u32 bw_160_frames;
	u32 sgi_frames;
	u32 ngi_frames;
	u32 siso_frames;
	u32 mimo2_frames;
	u32 agg_frames;
	u32 ampdu_count;
	u32 success_frames;
	u32 fail_frames;
	u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
	int last_frame_idx;
};

592 593 594 595 596
enum {
	D0I3_DEFER_WAKEUP,
	D0I3_PENDING_WAKEUP,
};

597 598 599 600
#define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
#define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
#define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200

601 602 603
enum iwl_mvm_tdls_cs_state {
	IWL_MVM_TDLS_SW_IDLE = 0,
	IWL_MVM_TDLS_SW_REQ_SENT,
604
	IWL_MVM_TDLS_SW_RESP_RCVD,
605 606 607 608
	IWL_MVM_TDLS_SW_REQ_RCVD,
	IWL_MVM_TDLS_SW_ACTIVE,
};

609
#define MAX_NUM_LMAC 2
610
struct iwl_mvm_shared_mem_cfg {
611
	int num_lmacs;
612
	int num_txfifo_entries;
613 614 615 616 617
	struct {
		u32 txfifo_size[TX_FIFO_MAX_NUM];
		u32 rxfifo1_size;
	} lmac[MAX_NUM_LMAC];
	u32 rxfifo2_size;
618 619
	u32 internal_txfifo_addr;
	u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
620 621
};

622 623 624 625 626 627 628 629 630 631
/**
 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 * @head_sn: reorder window head sn
 * @num_stored: number of mpdus stored in the buffer
 * @buf_size: the reorder buffer size as set by the last addba request
 * @sta_id: sta id of this reorder buffer
 * @queue: queue of this reorder buffer
 * @last_amsdu: track last ASMDU SN for duplication detection
 * @last_sub_index: track ASMDU sub frame index for duplication detection
 * @entries: list of skbs stored
632 633 634 635
 * @reorder_time: time the packet was stored in the reorder buffer
 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 *	it is the time of last received sub-frame
 * @removed: prevent timer re-arming
636
 * @valid: reordering is valid for this queue
637 638
 * @lock: protect reorder buffer internal state
 * @mvm: mvm pointer, needed for frame timer context
639 640 641 642 643 644 645 646 647 648
 */
struct iwl_mvm_reorder_buffer {
	u16 head_sn;
	u16 num_stored;
	u8 buf_size;
	u8 sta_id;
	int queue;
	u16 last_amsdu;
	u8 last_sub_index;
	struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
649 650 651
	unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF];
	struct timer_list reorder_timer;
	bool removed;
652
	bool valid;
653 654
	spinlock_t lock;
	struct iwl_mvm *mvm;
655 656
} ____cacheline_aligned_in_smp;

657 658 659 660 661 662 663 664 665
/**
 * struct iwl_mvm_baid_data - BA session data
 * @sta_id: station id
 * @tid: tid of the session
 * @baid baid of the session
 * @timeout: the timeout set in the addba request
 * @last_rx: last rx jiffies, updated only if timeout passed from last update
 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 * @mvm: mvm pointer, needed for timer context
666
 * @reorder_buf: reorder buffer, allocated per queue
667 668 669 670 671 672 673 674 675 676
 */
struct iwl_mvm_baid_data {
	struct rcu_head rcu_head;
	u8 sta_id;
	u8 tid;
	u8 baid;
	u16 timeout;
	unsigned long last_rx;
	struct timer_list session_timer;
	struct iwl_mvm *mvm;
677
	struct iwl_mvm_reorder_buffer reorder_buf[];
678 679
};

680 681 682 683 684 685 686 687 688 689 690 691 692 693 694
/*
 * enum iwl_mvm_queue_status - queue status
 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 *	Basically, this means that this queue can be used for any purpose
 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 *	This is the state of a queue that has been dedicated for some RATID
 *	(agg'd or not), but that hasn't yet gone through the actual enablement
 *	of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 *	Note that in this state there is no requirement to already know what TID
 *	should be used with this queue, it is just marked as a queue that will
 *	be used, and shouldn't be allocated to anyone else.
 * @IWL_MVM_QUEUE_READY: queue is ready to be used
 *	This is the state of a queue that has been fully configured (including
 *	SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 *	used to send traffic.
695 696 697 698
 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 *	This is a state in which a single queue serves more than one TID, all of
 *	which are not aggregated. Note that the queue is only associated to one
 *	RA.
699 700 701 702 703 704
 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
 *	This is a state of a queue that has had traffic on it, but during the
 *	last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
 *	it. In this state, when a new queue is needed to be allocated but no
 *	such free queue exists, an inactive queue might be freed and given to
 *	the new RA/TID.
705 706 707 708
 * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
 *	This is the state of a queue that has had traffic pass through it, but
 *	needs to be reconfigured for some reason, e.g. the queue needs to
 *	become unshared and aggregations re-enabled on.
709 710 711 712 713
 */
enum iwl_mvm_queue_status {
	IWL_MVM_QUEUE_FREE,
	IWL_MVM_QUEUE_RESERVED,
	IWL_MVM_QUEUE_READY,
714
	IWL_MVM_QUEUE_SHARED,
715
	IWL_MVM_QUEUE_INACTIVE,
716
	IWL_MVM_QUEUE_RECONFIGURING,
717 718
};

719
#define IWL_MVM_DQA_QUEUE_TIMEOUT	(5 * HZ)
720 721
#define IWL_MVM_INVALID_QUEUE		0xFFFF

722
#define IWL_MVM_NUM_CIPHERS             10
723

724 725
#ifdef CONFIG_ACPI
#define IWL_MVM_SAR_TABLE_SIZE		10
726
#define IWL_MVM_SAR_PROFILE_NUM		4
727
#define IWL_MVM_GEO_TABLE_SIZE		18
728 729 730 731 732

struct iwl_mvm_sar_profile {
	bool enabled;
	u8 table[IWL_MVM_SAR_TABLE_SIZE];
};
733 734 735 736

struct iwl_mvm_geo_table {
	u8 values[IWL_MVM_GEO_TABLE_SIZE];
};
737 738
#endif

J
Johannes Berg 已提交
739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756
struct iwl_mvm {
	/* for logger access */
	struct device *dev;

	struct iwl_trans *trans;
	const struct iwl_fw *fw;
	const struct iwl_cfg *cfg;
	struct iwl_phy_db *phy_db;
	struct ieee80211_hw *hw;

	/* for protecting access to iwl_mvm */
	struct mutex mutex;
	struct list_head async_handlers_list;
	spinlock_t async_handlers_lock;
	struct work_struct async_handlers_wk;

	struct work_struct roc_done_wk;

757 758
	unsigned long init_status;

J
Johannes Berg 已提交
759 760
	unsigned long status;

761 762
	u32 queue_sync_cookie;
	atomic_t queue_sync_counter;
763 764 765 766 767 768
	/*
	 * for beacon filtering -
	 * currently only one interface can be supported
	 */
	struct iwl_mvm_vif *bf_allowed_vif;

J
Johannes Berg 已提交
769
	enum iwl_ucode_type cur_ucode;
770
	bool hw_registered;
771
	bool calibrating;
772
	u32 error_event_table[2];
J
Johannes Berg 已提交
773
	u32 log_event_table;
774 775
	u32 umac_error_event_table;
	bool support_umac_log;
776
	struct iwl_sf_region sf_space;
J
Johannes Berg 已提交
777 778

	u32 ampdu_ref;
779
	bool ampdu_toggle;
J
Johannes Berg 已提交
780 781 782

	struct iwl_notif_wait_data notif_wait;

783 784
	struct mvm_statistics_rx rx_stats;

785 786 787 788 789 790 791
	struct {
		u64 rx_time;
		u64 tx_time;
		u64 on_time_rf;
		u64 on_time_scan;
	} radio_stats, accu_radio_stats;

S
Sara Sharon 已提交
792
	u8 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES];
793

794 795
	struct {
		u8 hw_queue_refcount;
796
		u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
797
		bool reserved; /* Is this the TXQ reserved for a STA */
798
		u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
799
		u8 txq_tid; /* The TID "owner" of this queue*/
800
		u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
801 802
		/* Timestamp for inactivation per TID of this queue */
		unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
803
		enum iwl_mvm_queue_status status;
804 805
	} queue_info[IWL_MAX_HW_QUEUES];
	spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
806
	struct work_struct add_stream_wk; /* To add streams to queues */
807

808
	atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
J
Johannes Berg 已提交
809

810
	const char *nvm_file_name;
J
Johannes Berg 已提交
811
	struct iwl_nvm_data *nvm_data;
812
	/* NVM sections */
813
	struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
J
Johannes Berg 已提交
814

815 816 817 818 819
	/* Paging section */
	struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
	u16 num_of_paging_blk;
	u16 num_of_pages_in_last_blk;

J
Johannes Berg 已提交
820 821 822 823 824 825 826
	/* EEPROM MAC addresses */
	struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];

	/* data related to data path */
	struct iwl_rx_phy_info last_phy_info;
	struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
	struct work_struct sta_drained_wk;
827
	unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
J
Johannes Berg 已提交
828
	unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
829
	atomic_t pending_frames[IWL_MVM_STATION_COUNT];
830
	u32 tfd_drained[IWL_MVM_STATION_COUNT];
831
	u8 rx_ba_sessions;
J
Johannes Berg 已提交
832 833 834 835 836

	/* configured by mac80211 */
	u32 rts_threshold;

	/* Scan status, cmd (pre-allocated) and auxiliary station */
837
	unsigned int scan_status;
838
	void *scan_cmd;
839
	struct iwl_mcast_filter_cmd *mcast_filter_cmd;
840
	enum iwl_mvm_scan_type scan_type;
841
	enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
842
	struct delayed_work scan_timeout_dwork;
J
Johannes Berg 已提交
843

844 845 846
	/* max number of simultaneous scans the FW supports */
	unsigned int max_scans;

847 848 849
	/* ts of the beginning of a non-collect fw dbg data period */
	unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1];

850
	/* UMAC scan tracking */
851
	u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
852

853 854 855 856 857 858
	/* start time of last scan in TSF of the mac that requested the scan */
	u64 scan_start;

	/* the vif that requested the current scan */
	struct iwl_mvm_vif *scan_vif;

859 860 861
	/* rx chain antennas set through debugfs for the scan command */
	u8 scan_rx_ant;

862 863 864
#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
	/* broadcast filters to configure for each associated station */
	const struct iwl_fw_bcast_filter *bcast_filters;
865 866
#ifdef CONFIG_IWLWIFI_DEBUGFS
	struct {
867
		bool override;
868 869 870
		struct iwl_bcast_filter_cmd cmd;
	} dbgfs_bcast_filtering;
#endif
871 872
#endif

J
Johannes Berg 已提交
873 874
	/* Internal station */
	struct iwl_mvm_int_sta aux_sta;
875
	struct iwl_mvm_int_sta snif_sta;
J
Johannes Berg 已提交
876

877 878
	bool last_ebs_successful;

J
Johannes Berg 已提交
879 880 881
	u8 scan_last_antenna_idx; /* to toggle TX between antennas */
	u8 mgmt_last_antenna_idx;

882 883 884
	/* last smart fifo state that was successfully sent to firmware */
	enum iwl_sf_state sf_state;

J
Johannes Berg 已提交
885 886 887
#ifdef CONFIG_IWLWIFI_DEBUGFS
	struct dentry *debugfs_dir;
	u32 dbgfs_sram_offset, dbgfs_sram_len;
888
	u32 dbgfs_prph_reg_addr;
889 890
	bool disable_power_off;
	bool disable_power_off_d3;
891

892
	bool scan_iter_notif_enabled;
893

894 895 896 897
	struct debugfs_blob_wrapper nvm_hw_blob;
	struct debugfs_blob_wrapper nvm_sw_blob;
	struct debugfs_blob_wrapper nvm_calib_blob;
	struct debugfs_blob_wrapper nvm_prod_blob;
898
	struct debugfs_blob_wrapper nvm_phy_sku_blob;
899 900 901

	struct iwl_mvm_frame_stats drv_rx_stats;
	spinlock_t drv_stats_lock;
902
	u16 dbgfs_rx_phyinfo;
J
Johannes Berg 已提交
903 904
#endif

905
	struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
J
Johannes Berg 已提交
906 907 908 909 910 911 912 913 914

	struct list_head time_event_list;
	spinlock_t time_event_lock;

	/*
	 * A bitmap indicating the index of the key in use. The firmware
	 * can hold 16 keys at most. Reflect this fact.
	 */
	unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
915
	u8 fw_key_deleted[STA_KEY_MAX_NUM];
916

917 918 919
	/* references taken by the driver and spinlock protecting them */
	spinlock_t refs_lock;
	u8 refs[IWL_MVM_REF_COUNT];
920

J
Johannes Berg 已提交
921 922
	u8 vif_count;

923 924
	/* -1 for always, 0 for never, >0 for that many times */
	s8 restart_fw;
925 926
	u8 fw_dbg_conf;
	struct delayed_work fw_dump_wk;
927 928
	const struct iwl_mvm_dump_desc *fw_dump_desc;
	const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig;
929

930
#ifdef CONFIG_IWLWIFI_LEDS
J
Johannes Berg 已提交
931
	struct led_classdev led;
932
#endif
J
Johannes Berg 已提交
933 934

	struct ieee80211_vif *p2p_device_vif;
935

936
#ifdef CONFIG_PM
937
	struct wiphy_wowlan_support wowlan;
938
	int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
939 940

	/* sched scan settings for net detect */
941
	struct ieee80211_scan_ies nd_ies;
942 943
	struct cfg80211_match_set *nd_match_sets;
	int n_nd_match_sets;
944 945
	struct ieee80211_channel **nd_channels;
	int n_nd_channels;
946
	bool net_detect;
947
#ifdef CONFIG_IWLWIFI_DEBUGFS
948
	bool d3_wake_sysassert;
949
	bool d3_test_active;
950 951
	bool store_d3_resume_sram;
	void *d3_resume_sram;
952
	u32 d3_test_pme_ptr;
953
	struct ieee80211_vif *keep_vif;
954
	u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
955
#endif
956
#endif
957

958 959
	/* d0i3 */
	u8 d0i3_ap_sta_id;
960
	bool d0i3_offloading;
961
	struct work_struct d0i3_exit_work;
962
	struct sk_buff_head d0i3_tx;
963 964 965
	/* protect d0i3_suspend_flags */
	struct mutex d0i3_suspend_mutex;
	unsigned long d0i3_suspend_flags;
966 967 968
	/* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
	spinlock_t d0i3_tx_lock;
	wait_queue_head_t d0i3_exit_waitq;
969
	wait_queue_head_t rx_sync_waitq;
970

971
	/* BT-Coex */
972 973
	struct iwl_bt_coex_profile_notif last_bt_notif;
	struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
974

975 976
	u32 last_ant_isol;
	u8 last_corun_lut;
977
	u8 bt_tx_prio;
978
	enum iwl_bt_force_ant_mode bt_force_ant_mode;
979

980 981 982
	/* Aux ROC */
	struct list_head aux_roc_te_list;

983 984
	/* Thermal Throttling and CTkill */
	struct iwl_mvm_tt_mgmt thermal_throttle;
985 986
#ifdef CONFIG_THERMAL
	struct iwl_mvm_thermal_device tz_device;
987
	struct iwl_mvm_cooling_device cooling_dev;
988 989
#endif

990
	s32 temperature;	/* Celsius */
991 992 993 994 995 996
	/*
	 * Debug option to set the NIC temperature. This option makes the
	 * driver think this is the actual NIC temperature, and ignore the
	 * real temperature that is received from the fw
	 */
	bool temperature_test;  /* Debug test temperature is enabled */
997

998 999
	struct iwl_time_quota_cmd last_quota_cmd;

1000 1001 1002 1003
#ifdef CONFIG_NL80211_TESTMODE
	u32 noa_duration;
	struct ieee80211_vif *noa_vif;
#endif
1004 1005

	/* Tx queues */
1006 1007 1008 1009
	u16 aux_queue;
	u16 probe_queue;
	u16 p2p_dev_queue;

1010 1011
	u8 first_agg_queue;
	u8 last_agg_queue;
1012

1013
	/* Indicate if device power save is allowed */
1014
	u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1015
	unsigned int max_amsdu_len; /* used for debugfs only */
1016

1017
	struct ieee80211_vif __rcu *csa_vif;
1018 1019
	struct ieee80211_vif __rcu *csa_tx_blocked_vif;
	u8 csa_tx_block_bcn_timeout;
1020 1021 1022

	/* system time of last beacon (for AP/GO interface) */
	u32 ap_last_beacon_gp2;
1023

1024 1025 1026
	/* indicates that we transmitted the last beacon */
	bool ibss_manager;

1027
	bool lar_regdom_set;
1028
	enum iwl_mcc_source mcc_src;
1029

1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048
	/* TDLS channel switch data */
	struct {
		struct delayed_work dwork;
		enum iwl_mvm_tdls_cs_state state;

		/*
		 * Current cs sta - might be different from periodic cs peer
		 * station. Value is meaningless when the cs-state is idle.
		 */
		u8 cur_sta_id;

		/* TDLS periodic channel-switch peer */
		struct {
			u8 sta_id;
			u8 op_class;
			bool initiator; /* are we the link initiator */
			struct cfg80211_chan_def chandef;
			struct sk_buff *skb; /* ch sw template */
			u32 ch_sw_tm_ie;
1049 1050 1051

			/* timestamp of last ch-sw request sent (GP2 time) */
			u32 sent_timestamp;
1052 1053
		} peer;
	} tdls_cs;
1054

1055
	struct iwl_mvm_shared_mem_cfg smem_cfg;
1056

1057
	u32 ciphers[IWL_MVM_NUM_CIPHERS];
1058
	struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1059
	struct iwl_mvm_tof_data tof_data;
1060

1061 1062 1063 1064
	struct ieee80211_vif *nan_vif;
#define IWL_MAX_BAID	32
	struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];

1065 1066 1067 1068 1069
	/*
	 * Drop beacons from other APs in AP mode when there are no connected
	 * clients.
	 */
	bool drop_bcn_ap_mode;
1070 1071

	struct delayed_work cs_tx_unblock_dwork;
1072 1073 1074
#ifdef CONFIG_ACPI
	struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM];
#endif
J
Johannes Berg 已提交
1075 1076 1077 1078 1079 1080 1081 1082 1083
};

/* Extract MVM priv from op_mode and _hw */
#define IWL_OP_MODE_GET_MVM(_iwl_op_mode)		\
	((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)

#define IWL_MAC80211_GET_MVM(_hw)			\
	IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))

1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095
/**
 * enum iwl_mvm_status - MVM status bits
 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
 * @IWL_MVM_STATUS_DUMPING_FW_LOG: FW log is being dumped
 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
 */
1096 1097 1098 1099 1100
enum iwl_mvm_status {
	IWL_MVM_STATUS_HW_RFKILL,
	IWL_MVM_STATUS_HW_CTKILL,
	IWL_MVM_STATUS_ROC_RUNNING,
	IWL_MVM_STATUS_IN_HW_RESTART,
1101
	IWL_MVM_STATUS_IN_D0I3,
1102
	IWL_MVM_STATUS_ROC_AUX_RUNNING,
1103
	IWL_MVM_STATUS_D3_RECONFIG,
1104
	IWL_MVM_STATUS_DUMPING_FW_LOG,
1105
	IWL_MVM_STATUS_FIRMWARE_RUNNING,
1106 1107
};

1108 1109 1110 1111 1112 1113
/* Keep track of completed init configuration */
enum iwl_mvm_init_status {
	IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
	IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
	IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
	IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
1114 1115 1116 1117 1118 1119 1120 1121
};

static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
{
	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
	       test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
}

1122 1123 1124 1125 1126
static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
{
	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
}

1127 1128
static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
{
1129
	return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1130 1131
}

1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151
/* Must be called with rcu_read_lock() held and it can only be
 * released when mvmsta is not needed anymore.
 */
static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
{
	struct ieee80211_sta *sta;

	if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
		return NULL;

	sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);

	/* This can happen if the station has been removed right now */
	if (IS_ERR_OR_NULL(sta))
		return NULL;

	return iwl_mvm_sta_from_mac80211(sta);
}

1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169
static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
{
	struct ieee80211_sta *sta;

	if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
		return NULL;

	sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
					lockdep_is_held(&mvm->mutex));

	/* This can happen if the station has been removed right now */
	if (IS_ERR_OR_NULL(sta))
		return NULL;

	return iwl_mvm_sta_from_mac80211(sta);
}

1170 1171
static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
{
1172
	return !iwlwifi_mod_params.d0i3_disable &&
1173 1174
		fw_has_capa(&mvm->fw->ucode_capa,
			    IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1175 1176
}

1177 1178
static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
{
1179 1180
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_DQA_SUPPORT);
1181 1182
}

1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195
static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
{
	/* For now we only use this mode to differentiate between
	 * slave transports, which handle D0i3 entry in suspend by
	 * themselves in conjunction with runtime PM D0i3.  So, this
	 * function is used to check whether we need to do anything
	 * when entering suspend or if the transport layer has already
	 * done it.
	 */
	return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
		(mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
}

1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207
static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
{
	return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
	       (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
}

static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
{
	return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
	       (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
}

1208 1209
static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
{
1210
	bool nvm_lar = mvm->nvm_data->lar_enabled;
1211 1212
	bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
				   IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1213 1214 1215 1216

	if (iwlwifi_mod_params.lar_disable)
		return false;

1217 1218 1219 1220
	/*
	 * Enable LAR only if it is supported by the FW (TLV) &&
	 * enabled in the NVM
	 */
1221
	if (mvm->cfg->ext_nvm)
1222 1223 1224
		return nvm_lar && tlv_lar;
	else
		return tlv_lar;
1225 1226
}

1227 1228
static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
{
1229 1230 1231 1232
	return fw_has_api(&mvm->fw->ucode_capa,
			  IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
	       fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1233 1234
}

1235 1236
static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
{
1237 1238
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
1239 1240 1241
		IWL_MVM_BT_COEX_CORUNNING;
}

1242 1243
static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
{
1244 1245
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1246 1247 1248
		IWL_MVM_BT_COEX_RRC;
}

1249 1250 1251
static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
{
	return fw_has_capa(&mvm->fw->ucode_capa,
1252 1253
			   IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
               !IWL_MVM_HW_CSUM_DISABLE;
1254 1255
}

1256 1257 1258 1259 1260 1261 1262
static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
{
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
		IWL_MVM_BT_COEX_MPLUT;
}

1263
static inline
1264
bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1265 1266
{
	return fw_has_capa(&mvm->fw->ucode_capa,
1267
			   IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1268 1269
		!(iwlwifi_mod_params.uapsd_disable &
		  IWL_DISABLE_UAPSD_P2P_CLIENT);
1270 1271
}

1272 1273
static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
{
1274 1275
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1276 1277
}

1278 1279 1280 1281 1282 1283
static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
{
	/* TODO - replace with TLV once defined */
	return mvm->trans->cfg->use_tfh;
}

1284 1285 1286 1287
static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
{
	/*
	 * TODO:
1288 1289 1290 1291 1292 1293
	 * The issue of how to determine CDB APIs and usage is still not fully
	 * defined.
	 * There is a compilation for CDB and non-CDB FW, but there may
	 * be also runtime check.
	 * For now there is a TLV for checking compilation mode, but a
	 * runtime check will also have to be here - once defined.
1294
	 */
1295 1296
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1297 1298
}

1299 1300 1301 1302 1303 1304 1305 1306 1307 1308
static inline struct agg_tx_status*
iwl_mvm_get_agg_status(struct iwl_mvm *mvm,
		       struct iwl_mvm_tx_resp *tx_resp)
{
	if (iwl_mvm_has_new_tx_api(mvm))
		return &tx_resp->v6.status;
	else
		return &tx_resp->v3.status;
}

1309 1310
static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
{
1311
#ifdef CONFIG_THERMAL
1312 1313 1314 1315 1316 1317 1318 1319
	/* these two TLV are redundant since the responsibility to CT-kill by
	 * FW happens only after we send at least one command of
	 * temperature THs report.
	 */
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
	       fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1320 1321 1322
#else /* CONFIG_THERMAL */
	return false;
#endif /* CONFIG_THERMAL */
1323 1324
}

1325 1326 1327 1328 1329 1330
static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
{
	return fw_has_capa(&mvm->fw->ucode_capa,
			   IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
}

J
Johannes Berg 已提交
1331 1332 1333 1334 1335 1336 1337 1338 1339 1340
extern const u8 iwl_mvm_ac_to_tx_fifo[];

struct iwl_rate_info {
	u8 plcp;	/* uCode API:  IWL_RATE_6M_PLCP, etc. */
	u8 plcp_siso;	/* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
	u8 plcp_mimo2;	/* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
	u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
	u8 ieee;	/* MAC header:  IWL_RATE_6M_IEEE, etc. */
};

1341 1342 1343
void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
int __iwl_mvm_mac_start(struct iwl_mvm *mvm);

J
Johannes Berg 已提交
1344 1345 1346 1347 1348 1349 1350 1351
/******************
 * MVM Methods
 ******************/
/* uCode */
int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);

/* Utils */
int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1352
					enum nl80211_band band);
E
Eyal Shapira 已提交
1353
void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1354
			       enum nl80211_band band,
E
Eyal Shapira 已提交
1355
			       struct ieee80211_tx_rate *r);
J
Johannes Berg 已提交
1356 1357 1358 1359
u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
u8 first_antenna(u8 mask);
u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1360
void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
J
Johannes Berg 已提交
1361 1362 1363 1364

/* Tx / Host Commands */
int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
				  struct iwl_host_cmd *cmd);
1365
int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
J
Johannes Berg 已提交
1366 1367 1368 1369
				      u32 flags, u16 len, const void *data);
int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
					 struct iwl_host_cmd *cmd,
					 u32 *status);
1370
int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
J
Johannes Berg 已提交
1371 1372 1373 1374 1375
					     u16 len, const void *data,
					     u32 *status);
int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
		   struct ieee80211_sta *sta);
int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1376 1377 1378 1379 1380 1381
void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
			struct iwl_tx_cmd *tx_cmd,
			struct ieee80211_tx_info *info, u8 sta_id);
void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
			    struct ieee80211_tx_info *info,
			    struct ieee80211_sta *sta, __le16 fc);
J
Johannes Berg 已提交
1382 1383 1384 1385 1386
#ifdef CONFIG_IWLWIFI_DEBUG
const char *iwl_mvm_get_tx_fail_reason(u32 status);
#else
static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
#endif
1387
int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1388
int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1389

J
Johannes Berg 已提交
1390 1391
void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);

1392 1393 1394 1395 1396 1397 1398 1399 1400
static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
					   struct iwl_tx_cmd *tx_cmd)
{
	struct ieee80211_key_conf *keyconf = info->control.hw_key;

	tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
	memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
}

1401 1402 1403 1404 1405
static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
{
	flush_work(&mvm->async_handlers_wk);
}

J
Johannes Berg 已提交
1406
/* Statistics */
1407 1408
void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
				  struct iwl_rx_packet *pkt);
1409 1410
void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
			   struct iwl_rx_cmd_buffer *rxb);
1411
int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1412
void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
J
Johannes Berg 已提交
1413 1414

/* NVM */
1415
int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1416
int iwl_mvm_nvm_get_from_fw(struct iwl_mvm *mvm);
1417
int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1418
int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm);
J
Johannes Berg 已提交
1419

1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446
static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
{
	return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
	       mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
	       mvm->fw->valid_tx_ant;
}

static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
{
	return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
	       mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
	       mvm->fw->valid_rx_ant;
}

static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
{
	u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
			   FW_PHY_CFG_RX_CHAIN);
	u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
	u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);

	phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
		      valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;

	return mvm->fw->phy_config & phy_config;
}

J
Johannes Berg 已提交
1447 1448 1449 1450
int iwl_mvm_up(struct iwl_mvm *mvm);
int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);

int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1451 1452
bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
				    struct iwl_bcast_filter_cmd *cmd);
J
Johannes Berg 已提交
1453 1454 1455 1456 1457

/*
 * FW notifications / CMD responses handlers
 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 */
1458
void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1459 1460
void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
			struct iwl_rx_cmd_buffer *rxb);
1461 1462
void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
			struct iwl_rx_cmd_buffer *rxb, int queue);
1463
void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1464
			      struct iwl_rx_cmd_buffer *rxb, int queue);
1465 1466 1467 1468
int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
			    const u8 *data, u32 count);
void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
			    int queue);
1469
void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1470 1471
void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
				   struct iwl_rx_cmd_buffer *rxb);
1472 1473 1474 1475 1476 1477 1478 1479 1480 1481
void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
				   struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
				 struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
			     struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
				     struct iwl_rx_cmd_buffer *rxb);
J
Johannes Berg 已提交
1482 1483 1484 1485 1486 1487 1488 1489

/* MVM PHY */
int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
			 struct cfg80211_chan_def *chandef,
			 u8 chains_static, u8 chains_dynamic);
int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
			     struct cfg80211_chan_def *chandef,
			     u8 chains_static, u8 chains_dynamic);
1490 1491 1492 1493
void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
			  struct iwl_mvm_phy_ctxt *ctxt);
void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
			    struct iwl_mvm_phy_ctxt *ctxt);
1494
int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1495 1496
u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
J
Johannes Berg 已提交
1497 1498 1499 1500 1501

/* MAC (virtual interface) programming */
int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1502
int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1503
			     bool force_assoc_off, const u8 *bssid_override);
J
Johannes Berg 已提交
1504
int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1505
u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
J
Johannes Berg 已提交
1506 1507
int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
				    struct ieee80211_vif *vif);
1508 1509 1510 1511
void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
			     struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
				     struct iwl_rx_cmd_buffer *rxb);
1512 1513
void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
				    struct iwl_rx_cmd_buffer *rxb);
1514 1515
void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
			       struct iwl_rx_cmd_buffer *rxb);
1516
void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1517 1518
void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
				 struct iwl_rx_cmd_buffer *rxb);
1519 1520
void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
				    struct ieee80211_vif *vif);
1521 1522
unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
					 struct ieee80211_vif *exclude_vif);
1523 1524
void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
				      struct iwl_rx_cmd_buffer *rxb);
J
Johannes Berg 已提交
1525 1526 1527 1528 1529
/* Bindings */
int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);

/* Quota management */
1530
int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1531
			  struct ieee80211_vif *disabled_vif);
J
Johannes Berg 已提交
1532 1533

/* Scanning */
1534 1535 1536
int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
			   struct cfg80211_scan_request *req,
			   struct ieee80211_scan_ies *ies);
1537
int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1538
int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1539
int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1540
void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1541
void iwl_mvm_scan_timeout_wk(struct work_struct *work);
J
Johannes Berg 已提交
1542

1543
/* Scheduled scan */
1544 1545 1546 1547
void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
					 struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
					      struct iwl_rx_cmd_buffer *rxb);
1548 1549 1550
int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
			     struct ieee80211_vif *vif,
			     struct cfg80211_sched_scan_request *req,
1551 1552
			     struct ieee80211_scan_ies *ies,
			     int type);
1553 1554
void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
				 struct iwl_rx_cmd_buffer *rxb);
1555

1556 1557
/* UMAC scan */
int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1558 1559 1560 1561
void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
					 struct iwl_rx_cmd_buffer *rxb);
void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
					      struct iwl_rx_cmd_buffer *rxb);
1562

1563 1564 1565
/* Paging */
void iwl_free_fw_paging(struct iwl_mvm *mvm);

J
Johannes Berg 已提交
1566 1567 1568
/* MVM debugfs */
#ifdef CONFIG_IWLWIFI_DEBUGFS
int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1569 1570
void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
J
Johannes Berg 已提交
1571 1572 1573 1574 1575 1576
#else
static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
					 struct dentry *dbgfs_dir)
{
	return 0;
}
1577 1578 1579 1580 1581 1582 1583 1584
static inline void
iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
}
static inline void
iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
}
J
Johannes Berg 已提交
1585 1586 1587
#endif /* CONFIG_IWLWIFI_DEBUGFS */

/* rate scaling */
1588
int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1589
void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1590
int rs_pretty_print_rate(char *buf, const u32 rate);
1591 1592 1593
void rs_update_last_rssi(struct iwl_mvm *mvm,
			 struct iwl_lq_sta *lq_sta,
			 struct ieee80211_rx_status *rx_status);
J
Johannes Berg 已提交
1594

1595 1596
/* power management */
int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1597
int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1598
int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1599 1600
int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
				 char *buf, int bufsz);
1601

1602
void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1603 1604
void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
					      struct iwl_rx_cmd_buffer *rxb);
1605

1606
#ifdef CONFIG_IWLWIFI_LEDS
J
Johannes Berg 已提交
1607 1608
int iwl_mvm_leds_init(struct iwl_mvm *mvm);
void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1609 1610 1611 1612 1613 1614 1615 1616 1617
#else
static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
{
	return 0;
}
static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
{
}
#endif
J
Johannes Berg 已提交
1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630

/* D3 (WoWLAN, NetDetect) */
int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
int iwl_mvm_resume(struct ieee80211_hw *hw);
void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
			    struct ieee80211_vif *vif,
			    struct cfg80211_gtk_rekey_data *data);
void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
			      struct ieee80211_vif *vif,
			      struct inet6_dev *idev);
void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
				     struct ieee80211_vif *vif, int idx);
1631
extern const struct file_operations iwl_dbgfs_d3_test_ops;
1632 1633 1634 1635 1636 1637 1638 1639
#ifdef CONFIG_PM
int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
				     struct ieee80211_vif *vif,
				     bool host_awake,
				     u32 cmd_flags);
void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
			      struct ieee80211_vif *vif,
			      struct iwl_wowlan_status *status);
1640 1641 1642
void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
				 struct ieee80211_vif *vif);
#else
1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656
static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
						   struct ieee80211_vif *vif,
						   bool host_awake,
						   u32 cmd_flags)
{
	return 0;
}

static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
					    struct ieee80211_vif *vif,
					    struct iwl_wowlan_status *status)
{
}

1657 1658 1659 1660 1661
static inline void
iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
}
#endif
1662
void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1663
				struct iwl_wowlan_config_cmd *cmd);
1664 1665 1666
int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
			       struct ieee80211_vif *vif,
			       bool disable_offloading,
1667
			       bool offload_ns,
1668
			       u32 cmd_flags);
J
Johannes Berg 已提交
1669

1670 1671 1672
/* D0i3 */
void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1673
int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1674
bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1675
void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1676 1677
int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1678
int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1679

1680 1681
/* BT Coex */
int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1682 1683
void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
			      struct iwl_rx_cmd_buffer *rxb);
1684
void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1685
			   enum ieee80211_rssi_event_data);
1686
void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1687 1688
u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
				struct ieee80211_sta *sta);
1689 1690
bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
				     struct ieee80211_sta *sta);
1691
bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1692
bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1693
bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1694
				    enum nl80211_band band);
1695
u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1696
			   struct ieee80211_tx_info *info, u8 ac);
1697

1698
/* beacon filtering */
1699 1700 1701 1702 1703 1704 1705 1706 1707 1708
#ifdef CONFIG_IWLWIFI_DEBUGFS
void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
					 struct iwl_beacon_filter_cmd *cmd);
#else
static inline void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
					 struct iwl_beacon_filter_cmd *cmd)
{}
#endif
1709 1710 1711
int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
				   struct ieee80211_vif *vif,
				   bool enable, u32 flags);
1712
int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1713 1714
				 struct ieee80211_vif *vif,
				 u32 flags);
1715
int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1716 1717
				  struct ieee80211_vif *vif,
				  u32 flags);
1718 1719 1720 1721
/* SMPS */
void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
				enum iwl_mvm_smps_type_request req_type,
				enum ieee80211_smps_mode smps_request);
1722
bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1723

1724 1725 1726
/* Low latency */
int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
			       bool value);
1727 1728
/* get SystemLowLatencyMode - only needed for beacon threshold? */
bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741
/* get VMACLowLatencyMode */
static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
{
	/*
	 * should this consider associated/active/... state?
	 *
	 * Normally low-latency should only be active on interfaces
	 * that are active, but at least with debugfs it can also be
	 * enabled on interfaces that aren't active. However, when
	 * interface aren't active then they aren't added into the
	 * binding, so this has no real impact. For now, just return
	 * the current desired low-latency state.
	 */
1742 1743 1744
	return mvmvif->low_latency_dbgfs ||
	       mvmvif->low_latency_traffic ||
	       mvmvif->low_latency_vcmd;
1745 1746
}

1747
/* hw scheduler queue config */
1748 1749
void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
			u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1750
			unsigned int wdg_timeout);
S
Sara Sharon 已提交
1751 1752 1753
int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue,
			    u8 sta_id, u8 tid, unsigned int timeout);

1754 1755 1756 1757
/*
 * Disable a TXQ.
 * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored.
 */
1758 1759
int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
			u8 tid, u8 flags);
1760
int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1761

1762 1763 1764 1765 1766
/* Return a bitmask with all the hw supported queues, except for the
 * command queue, which can't be flushed.
 */
static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
{
1767 1768 1769
	u32 cmd_queue = iwl_mvm_is_dqa_supported(mvm) ? IWL_MVM_DQA_CMD_QUEUE :
		IWL_MVM_CMD_QUEUE;

1770
	return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1771
		~BIT(cmd_queue));
1772 1773
}

1774
static inline
1775
void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1776
			   u8 fifo, u16 ssn, unsigned int wdg_timeout)
1777 1778 1779 1780 1781 1782 1783 1784
{
	struct iwl_trans_txq_scd_cfg cfg = {
		.fifo = fifo,
		.tid = IWL_MAX_TID_COUNT,
		.aggregate = false,
		.frame_limit = IWL_FRAME_LIMIT,
	};

1785
	iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
1786 1787
}

1788 1789
static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
{
1790 1791
	if (!iwl_mvm_has_new_tx_api(mvm))
		iwl_free_fw_paging(mvm);
1792
	clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1793
	mvm->fw_dbg_conf = FW_DBG_INVALID;
1794 1795 1796
	iwl_trans_stop_device(mvm->trans);
}

1797 1798 1799 1800
/* Stop/start all mac queues in a given bitmap */
void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);

1801 1802 1803 1804
/* Re-configure the SCD for a queue that has already been configured */
int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
			 int tid, int frame_limit, u16 ssn);

1805
/* Thermal management and CT-kill */
1806
void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1807
void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1808 1809
void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
			struct iwl_rx_cmd_buffer *rxb);
1810
void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1811 1812
void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1813
void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1814
int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1815
void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1816
int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1817
int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1818

1819 1820
/* Location Aware Regulatory */
struct iwl_mcc_update_resp *
1821 1822
iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
		   enum iwl_mcc_source src_id);
1823
int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1824 1825
void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
				struct iwl_rx_cmd_buffer *rxb);
1826
struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1827
						  const char *alpha2,
1828 1829 1830 1831
						  enum iwl_mcc_source src_id,
						  bool *changed);
struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
							  bool *changed);
1832
int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1833
void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1834

1835 1836 1837 1838
/* smart fifo */
int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
		      bool added_vif);

1839
/* TDLS */
1840 1841 1842 1843 1844 1845 1846

/*
 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
 * This TID is marked as used vs the AP and all connected TDLS peers.
 */
#define IWL_MVM_TDLS_FW_TID 4

1847
int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1848 1849 1850 1851 1852
void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
			       bool sta_added);
void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
					   struct ieee80211_vif *vif);
1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863
int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
				struct ieee80211_vif *vif,
				struct ieee80211_sta *sta, u8 oper_class,
				struct cfg80211_chan_def *chandef,
				struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
				      struct ieee80211_vif *vif,
				      struct ieee80211_tdls_ch_sw_params *params);
void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
					struct ieee80211_vif *vif,
					struct ieee80211_sta *sta);
1864
void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1865
void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1866

1867 1868 1869
void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
				     struct iwl_mvm_internal_rxq_notif *notif,
				     u32 size);
1870
void iwl_mvm_reorder_timer_expired(unsigned long data);
1871
struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1872
bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1873

1874 1875
void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);

1876
void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1877 1878 1879
unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
				    struct ieee80211_vif *vif,
				    bool tdls, bool cmd_q);
1880 1881
void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
			     const char *errmsg);
1882

1883 1884 1885 1886 1887
/* Link Quality Measurement */
int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
			 enum iwl_lqm_cmd_operatrions operation,
			 u32 duration, u32 timeout);
bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
1888 1889

#ifdef CONFIG_ACPI
1890
int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
1891 1892 1893 1894 1895 1896 1897
#else
static inline
int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
{
	return -ENOENT;
}
#endif /* CONFIG_ACPI */
1898

J
Johannes Berg 已提交
1899
#endif /* __IWL_MVM_H__ */