blob: 71ea77576d222cc0154d062d42d53191a8c4fc67 [file] [log] [blame]
Zhu Yib481de92007-09-25 17:54:57 -07001/******************************************************************************
2 *
Johannes Berg128e63e2013-01-21 21:39:26 +01003 * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved.
Zhu Yib481de92007-09-25 17:54:57 -07004 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17 *
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
20 *
21 * Contact Information:
Winkler, Tomas759ef892008-12-09 11:28:58 -080022 * Intel Linux Wireless <ilw@linux.intel.com>
Zhu Yib481de92007-09-25 17:54:57 -070023 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24 *
25 *****************************************************************************/
Ben Cahillfcd427b2007-11-29 11:10:00 +080026/*
Johannes Berg1023fdc2012-05-15 12:16:34 +020027 * Please use this file (dev.h) for driver implementation definitions.
28 * Please use commands.h for uCode API definitions.
Ben Cahillfcd427b2007-11-29 11:10:00 +080029 */
30
Emmanuel Grumbachbe1f3ab62008-06-12 09:47:18 +080031#ifndef __iwl_dev_h__
32#define __iwl_dev_h__
Zhu Yib481de92007-09-25 17:54:57 -070033
Alexey Dobriyana6b7a402011-06-06 10:43:46 +000034#include <linux/interrupt.h>
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080035#include <linux/kernel.h>
Johannes Berg7194207c2011-01-04 16:22:00 -080036#include <linux/wait.h>
Wey-Yi Guy5ed540a2011-01-21 15:26:39 -080037#include <linux/leds.h>
Emmanuel Grumbachdfa2bdb2011-08-25 23:11:23 -070038#include <linux/slab.h>
Johannes Bergb1eea292012-03-06 13:30:42 -080039#include <linux/mutex.h>
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080040
Johannes Berg6238b002012-04-02 15:04:33 +020041#include "iwl-fw.h"
Johannes Berg26a7ca92012-05-21 11:55:54 +020042#include "iwl-eeprom-parse.h"
Winkler, Tomasdbb66542008-12-22 11:31:14 +080043#include "iwl-csr.h"
Winkler, Tomasdbb66542008-12-22 11:31:14 +080044#include "iwl-debug.h"
Wey-Yi Guyb744cb72010-03-23 11:37:59 -070045#include "iwl-agn-hw.h"
Emmanuel Grumbachd0f76d62012-02-09 16:08:15 +020046#include "iwl-op-mode.h"
Johannes Berg4bd14dd2012-03-06 13:30:58 -080047#include "iwl-notif-wait.h"
Johannes Berg1023fdc2012-05-15 12:16:34 +020048#include "iwl-trans.h"
49
Johannes Berg1023fdc2012-05-15 12:16:34 +020050#include "led.h"
51#include "power.h"
52#include "rs.h"
53#include "tt.h"
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080054
Ilan Peer3a6490c2012-06-03 13:36:51 +030055#include "iwl-test.h"
56
Ron Rindjunsky099b40b2008-04-21 15:41:53 -070057/* CT-KILL constants */
Wey-Yi Guy672639d2009-07-24 11:13:01 -070058#define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */
59#define CT_KILL_THRESHOLD 114 /* in Celsius */
60#define CT_KILL_EXIT_THRESHOLD 95 /* in Celsius */
Tomas Winkler4bf775c2008-03-04 18:09:31 -080061
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080062/* Default noise level to report when noise measurement is not available.
63 * This may be because we're:
Wey-Yi Guyc4db6162011-11-30 00:14:53 -080064 * 1) Not associated no beacon statistics being sent to driver)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080065 * 2) Scanning (noise measurement does not apply to associated channel)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080066 * Use default noise value of -127 ... this is below the range of measurable
Wey-Yi Guyc4db6162011-11-30 00:14:53 -080067 * Rx dBm for all agn devices, so it can indicate "unmeasurable" to user.
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080068 * Also, -127 works better than 0 when averaging frames with/without
69 * noise info (e.g. averaging might be done in app); measured dBm values are
70 * always negative ... using a negative value as the default keeps all
71 * averages within an s8's (used in some apps) range of negative values. */
72#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127)
73
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080074/*
75 * RTS threshold here is total size [2347] minus 4 FCS bytes
76 * Per spec:
77 * a value of 0 means RTS on all data/management packets
78 * a value > max MSDU size means no RTS
79 * else RTS for data/management frames where MPDU is larger
80 * than RTS value.
81 */
82#define DEFAULT_RTS_THRESHOLD 2347U
83#define MIN_RTS_THRESHOLD 0U
84#define MAX_RTS_THRESHOLD 2347U
85#define MAX_MSDU_SIZE 2304U
86#define MAX_MPDU_SIZE 2346U
Johannes Berg51b7ef02011-05-11 08:17:20 -070087#define DEFAULT_BEACON_INTERVAL 200U
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080088#define DEFAULT_SHORT_RETRY_LIMIT 7U
89#define DEFAULT_LONG_RETRY_LIMIT 4U
90
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080091#define IWL_NUM_SCAN_RATES (2)
92
Wey-Yi Guybd35f152009-10-09 13:20:23 -070093
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080094#define IEEE80211_DATA_LEN 2304
95#define IEEE80211_4ADDR_LEN 30
96#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
97#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
98
Christoph Hellwig5d08cd12007-10-25 17:15:50 +080099#define SUP_RATE_11A_MAX_NUM_CHANNELS 8
100#define SUP_RATE_11B_MAX_NUM_CHANNELS 4
101#define SUP_RATE_11G_MAX_NUM_CHANNELS 12
102
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800103#define IWL_SUPPORTED_RATES_IE_LEN 8
104
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800105#define IWL_INVALID_RATE 0xFF
106#define IWL_INVALID_VALUE -1
107
Kolekar, Abhijeeta78fe752008-12-19 10:37:21 +0800108union iwl_ht_rate_supp {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800109 u16 rates;
110 struct {
111 u8 siso_rate;
112 u8 mimo_rate;
113 };
114};
115
Johannes Bergfad95bf2009-09-11 10:38:15 -0700116struct iwl_ht_config {
Johannes Berg02bb1be2009-09-11 10:38:17 -0700117 bool single_chain_sufficient;
Johannes Bergba37a3d2009-12-10 14:37:27 -0800118 enum ieee80211_smps_mode smps; /* current smps mode */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800119};
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800120
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800121/* QoS structures */
Emmanuel Grumbach1ff50bd2008-07-11 11:53:34 +0800122struct iwl_qos_info {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800123 int qos_active;
Emmanuel Grumbach1ff50bd2008-07-11 11:53:34 +0800124 struct iwl_qosparam_cmd def_qos_parm;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800125};
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800126
Emmanuel Grumbach04cf6822011-11-23 11:06:12 +0200127/**
128 * enum iwl_agg_state
129 *
130 * The state machine of the BA agreement establishment / tear down.
131 * These states relate to a specific RA / TID.
132 *
133 * @IWL_AGG_OFF: aggregation is not used
Emmanuel Grumbach682e5f62012-03-26 15:50:55 +0200134 * @IWL_AGG_STARTING: aggregation are starting (between start and oper)
Emmanuel Grumbach04cf6822011-11-23 11:06:12 +0200135 * @IWL_AGG_ON: aggregation session is up
136 * @IWL_EMPTYING_HW_QUEUE_ADDBA: establishing a BA session - waiting for the
137 * HW queue to be empty from packets for this RA /TID.
138 * @IWL_EMPTYING_HW_QUEUE_DELBA: tearing down a BA session - waiting for the
139 * HW queue to be empty from packets for this RA /TID.
140 */
141enum iwl_agg_state {
142 IWL_AGG_OFF = 0,
Emmanuel Grumbach682e5f62012-03-26 15:50:55 +0200143 IWL_AGG_STARTING,
Emmanuel Grumbach04cf6822011-11-23 11:06:12 +0200144 IWL_AGG_ON,
145 IWL_EMPTYING_HW_QUEUE_ADDBA,
146 IWL_EMPTYING_HW_QUEUE_DELBA,
147};
148
149/**
150 * struct iwl_ht_agg - aggregation state machine
151
152 * This structs holds the states for the BA agreement establishment and tear
153 * down. It also holds the state during the BA session itself. This struct is
154 * duplicated for each RA / TID.
155
156 * @rate_n_flags: Rate at which Tx was attempted. Holds the data between the
157 * Tx response (REPLY_TX), and the block ack notification
158 * (REPLY_COMPRESSED_BA).
159 * @state: state of the BA agreement establishment / tear down.
Johannes Berg9eae88f2012-03-15 13:26:52 -0700160 * @txq_id: Tx queue used by the BA session
Emmanuel Grumbach04cf6822011-11-23 11:06:12 +0200161 * @ssn: the first packet to be sent in AGG HW queue in Tx AGG start flow, or
162 * the first packet to be sent in legacy HW queue in Tx AGG stop flow.
163 * Basically when next_reclaimed reaches ssn, we can tell mac80211 that
164 * we are ready to finish the Tx AGG stop / start flow.
165 * @wait_for_ba: Expect block-ack before next Tx reply
166 */
167struct iwl_ht_agg {
168 u32 rate_n_flags;
169 enum iwl_agg_state state;
170 u16 txq_id;
171 u16 ssn;
172 bool wait_for_ba;
173};
174
175/**
176 * struct iwl_tid_data - one for each RA / TID
177
178 * This structs holds the states for each RA / TID.
179
180 * @seq_number: the next WiFi sequence number to use
181 * @next_reclaimed: the WiFi sequence number of the next packet to be acked.
182 * This is basically (last acked packet++).
183 * @agg: aggregation state machine
184 */
185struct iwl_tid_data {
186 u16 seq_number;
187 u16 next_reclaimed;
188 struct iwl_ht_agg agg;
189};
190
Reinette Chatrefe6b23d2010-02-22 16:24:47 -0800191/*
192 * Structure should be accessed with sta_lock held. When station addition
193 * is in progress (IWL_STA_UCODE_INPROGRESS) it is possible to access only
194 * the commands (iwl_addsta_cmd and iwl_link_quality_cmd) without sta_lock
195 * held.
196 */
Tomas Winkler6def9762008-05-05 10:22:31 +0800197struct iwl_station_entry {
Tomas Winkler133636d2008-05-05 10:22:34 +0800198 struct iwl_addsta_cmd sta;
Johannes Bergdcef7322010-08-27 08:55:52 -0700199 u8 used, ctxid;
Reinette Chatrefe6b23d2010-02-22 16:24:47 -0800200 struct iwl_link_quality_cmd *lq;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800201};
202
Reinette Chatre8d9698b2009-10-16 14:25:55 -0700203/*
204 * iwl_station_priv: Driver's private station information
205 *
206 * When mac80211 creates a station it reserves some space (hw->sta_data_size)
207 * in the structure for use by driver. This structure is places in that
208 * space.
Reinette Chatre8d9698b2009-10-16 14:25:55 -0700209 */
210struct iwl_station_priv {
Johannes Bergc6892902011-09-20 15:37:21 -0700211 struct iwl_rxon_context *ctx;
Reinette Chatre8d9698b2009-10-16 14:25:55 -0700212 struct iwl_lq_sta lq_sta;
Johannes Berg6ab10ff2009-11-13 11:56:37 -0800213 atomic_t pending_frames;
214 bool client;
215 bool asleep;
Johannes Berg7b090682011-01-19 02:53:54 -0800216 u8 max_agg_bufsize;
Johannes Bergc6892902011-09-20 15:37:21 -0700217 u8 sta_id;
Reinette Chatre8d9698b2009-10-16 14:25:55 -0700218};
219
Johannes Bergfd1af152010-04-30 11:30:43 -0700220/**
221 * struct iwl_vif_priv - driver's private per-interface information
222 *
223 * When mac80211 allocates a virtual interface, it can allocate
224 * space for us to put data into.
225 */
226struct iwl_vif_priv {
Johannes Berg246ed352010-08-23 10:46:32 +0200227 struct iwl_rxon_context *ctx;
Johannes Bergfd1af152010-04-30 11:30:43 -0700228 u8 ibss_bssid_sta_id;
229};
230
Emmanuel Grumbachf0832f12008-04-16 16:34:47 -0700231struct iwl_sensitivity_ranges {
232 u16 min_nrg_cck;
Emmanuel Grumbachf0832f12008-04-16 16:34:47 -0700233
234 u16 nrg_th_cck;
235 u16 nrg_th_ofdm;
236
237 u16 auto_corr_min_ofdm;
238 u16 auto_corr_min_ofdm_mrc;
239 u16 auto_corr_min_ofdm_x1;
240 u16 auto_corr_min_ofdm_mrc_x1;
241
242 u16 auto_corr_max_ofdm;
243 u16 auto_corr_max_ofdm_mrc;
244 u16 auto_corr_max_ofdm_x1;
245 u16 auto_corr_max_ofdm_mrc_x1;
246
247 u16 auto_corr_max_cck;
248 u16 auto_corr_max_cck_mrc;
249 u16 auto_corr_min_cck;
250 u16 auto_corr_min_cck_mrc;
Wey-Yi Guy55036d62009-10-09 13:20:24 -0700251
252 u16 barker_corr_th_min;
253 u16 barker_corr_th_min_mrc;
254 u16 nrg_th_cca;
Emmanuel Grumbachf0832f12008-04-16 16:34:47 -0700255};
256
Ron Rindjunsky099b40b2008-04-21 15:41:53 -0700257
Tomas Winklerb5047f72008-12-11 10:33:39 -0800258#define KELVIN_TO_CELSIUS(x) ((x)-273)
259#define CELSIUS_TO_KELVIN(x) ((x)+273)
260
261
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800262/******************************************************************************
263 *
Emmanuel Grumbacha33c2f42008-09-03 11:26:56 +0800264 * Functions implemented in core module which are forward declared here
265 * for use by iwl-[4-5].c
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800266 *
Emmanuel Grumbacha33c2f42008-09-03 11:26:56 +0800267 * NOTE: The implementation of these functions are not hardware specific
268 * which is why they are in the core module files.
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800269 *
270 * Naming convention --
Emmanuel Grumbacha33c2f42008-09-03 11:26:56 +0800271 * iwl_ <-- Is part of iwlwifi
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800272 * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800273 *
274 ****************************************************************************/
Emmanuel Grumbach5b9f8cd2008-10-29 14:05:46 -0700275extern void iwl_update_chain_flags(struct iwl_priv *priv);
Emmanuel Grumbacha33c2f42008-09-03 11:26:56 +0800276extern const u8 iwl_bcast_addr[ETH_ALEN];
Tomas Winklerfd4abac2008-05-15 13:54:07 +0800277
Zhu Yib481de92007-09-25 17:54:57 -0700278#define IWL_OPERATION_MODE_AUTO 0
279#define IWL_OPERATION_MODE_HT_ONLY 1
280#define IWL_OPERATION_MODE_MIXED 2
281#define IWL_OPERATION_MODE_20MHZ 3
282
Zhu Yib481de92007-09-25 17:54:57 -0700283#define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000
Zhu Yib481de92007-09-25 17:54:57 -0700284
Zhu Yib481de92007-09-25 17:54:57 -0700285/* Sensitivity and chain noise calibration */
Zhu Yib481de92007-09-25 17:54:57 -0700286#define INITIALIZATION_VALUE 0xFFFF
Wey-Yi Guyd8c07e72009-09-25 14:24:26 -0700287#define IWL_CAL_NUM_BEACONS 16
Zhu Yib481de92007-09-25 17:54:57 -0700288#define MAXIMUM_ALLOWED_PATHLOSS 15
289
Zhu Yib481de92007-09-25 17:54:57 -0700290#define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3
291
292#define MAX_FA_OFDM 50
293#define MIN_FA_OFDM 5
294#define MAX_FA_CCK 50
295#define MIN_FA_CCK 5
296
Zhu Yib481de92007-09-25 17:54:57 -0700297#define AUTO_CORR_STEP_OFDM 1
298
Zhu Yib481de92007-09-25 17:54:57 -0700299#define AUTO_CORR_STEP_CCK 3
300#define AUTO_CORR_MAX_TH_CCK 160
301
Zhu Yib481de92007-09-25 17:54:57 -0700302#define NRG_DIFF 2
303#define NRG_STEP_CCK 2
304#define NRG_MARGIN 8
305#define MAX_NUMBER_CCK_NO_FA 100
306
307#define AUTO_CORR_CCK_MIN_VAL_DEF (125)
308
309#define CHAIN_A 0
310#define CHAIN_B 1
311#define CHAIN_C 2
312#define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4
313#define ALL_BAND_FILTER 0xFF00
314#define IN_BAND_FILTER 0xFF
315#define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF
316
Tomas Winkler3195cdb2008-04-23 17:15:00 -0700317#define NRG_NUM_PREV_STAT_L 20
318#define NUM_RX_CHAINS 3
319
Johannes Berg3240cab2011-04-05 09:41:49 -0700320enum iwlagn_false_alarm_state {
Zhu Yib481de92007-09-25 17:54:57 -0700321 IWL_FA_TOO_MANY = 0,
322 IWL_FA_TOO_FEW = 1,
323 IWL_FA_GOOD_RANGE = 2,
324};
325
Johannes Berg3240cab2011-04-05 09:41:49 -0700326enum iwlagn_chain_noise_state {
Zhu Yib481de92007-09-25 17:54:57 -0700327 IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */
Grumbach, Emmanuel04816442008-09-03 11:26:53 +0800328 IWL_CHAIN_NOISE_ACCUMULATE,
329 IWL_CHAIN_NOISE_CALIBRATED,
330 IWL_CHAIN_NOISE_DONE,
Zhu Yib481de92007-09-25 17:54:57 -0700331};
332
Zhu Yib481de92007-09-25 17:54:57 -0700333/* Sensitivity calib data */
Emmanuel Grumbachf0832f12008-04-16 16:34:47 -0700334struct iwl_sensitivity_data {
Zhu Yib481de92007-09-25 17:54:57 -0700335 u32 auto_corr_ofdm;
336 u32 auto_corr_ofdm_mrc;
337 u32 auto_corr_ofdm_x1;
338 u32 auto_corr_ofdm_mrc_x1;
339 u32 auto_corr_cck;
340 u32 auto_corr_cck_mrc;
341
342 u32 last_bad_plcp_cnt_ofdm;
343 u32 last_fa_cnt_ofdm;
344 u32 last_bad_plcp_cnt_cck;
345 u32 last_fa_cnt_cck;
346
347 u32 nrg_curr_state;
348 u32 nrg_prev_state;
349 u32 nrg_value[10];
350 u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L];
351 u32 nrg_silence_ref;
352 u32 nrg_energy_idx;
353 u32 nrg_silence_idx;
354 u32 nrg_th_cck;
355 s32 nrg_auto_corr_silence_diff;
356 u32 num_in_cck_no_fa;
357 u32 nrg_th_ofdm;
Wey-Yi Guy55036d62009-10-09 13:20:24 -0700358
359 u16 barker_corr_th_min;
360 u16 barker_corr_th_min_mrc;
361 u16 nrg_th_cca;
Zhu Yib481de92007-09-25 17:54:57 -0700362};
363
364/* Chain noise (differential Rx gain) calib data */
Emmanuel Grumbachf0832f12008-04-16 16:34:47 -0700365struct iwl_chain_noise_data {
Grumbach, Emmanuel04816442008-09-03 11:26:53 +0800366 u32 active_chains;
Zhu Yib481de92007-09-25 17:54:57 -0700367 u32 chain_noise_a;
368 u32 chain_noise_b;
369 u32 chain_noise_c;
370 u32 chain_signal_a;
371 u32 chain_signal_b;
372 u32 chain_signal_c;
Grumbach, Emmanuel04816442008-09-03 11:26:53 +0800373 u16 beacon_count;
Zhu Yib481de92007-09-25 17:54:57 -0700374 u8 disconn_array[NUM_RX_CHAINS];
375 u8 delta_gain_code[NUM_RX_CHAINS];
376 u8 radio_write;
Grumbach, Emmanuel04816442008-09-03 11:26:53 +0800377 u8 state;
Zhu Yib481de92007-09-25 17:54:57 -0700378};
379
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800380enum {
381 MEASUREMENT_READY = (1 << 0),
382 MEASUREMENT_ACTIVE = (1 << 1),
383};
384
Wey-Yi Guy91835ba2010-09-05 10:49:41 -0700385/* reply_tx_statistics (for _agn devices) */
386struct reply_tx_error_statistics {
387 u32 pp_delay;
388 u32 pp_few_bytes;
389 u32 pp_bt_prio;
390 u32 pp_quiet_period;
391 u32 pp_calc_ttak;
392 u32 int_crossed_retry;
393 u32 short_limit;
394 u32 long_limit;
395 u32 fifo_underrun;
396 u32 drain_flow;
397 u32 rfkill_flush;
398 u32 life_expire;
399 u32 dest_ps;
400 u32 host_abort;
401 u32 bt_retry;
402 u32 sta_invalid;
403 u32 frag_drop;
404 u32 tid_disable;
405 u32 fifo_flush;
406 u32 insuff_cf_poll;
407 u32 fail_hw_drop;
408 u32 sta_color_mismatch;
409 u32 unknown;
410};
411
Wey-Yi Guy814665f2010-09-05 10:49:44 -0700412/* reply_agg_tx_statistics (for _agn devices) */
413struct reply_agg_tx_error_statistics {
414 u32 underrun;
415 u32 bt_prio;
416 u32 few_bytes;
417 u32 abort;
418 u32 last_sent_ttl;
419 u32 last_sent_try;
420 u32 last_sent_bt_kill;
421 u32 scd_query;
422 u32 bad_crc32;
423 u32 response;
424 u32 dump_tx;
425 u32 delay_tx;
426 u32 unknown;
427};
428
Wey-Yi Guy0924e5192009-11-06 14:52:54 -0800429/*
Wey-Yi Guya9e1cb62009-12-10 14:37:26 -0800430 * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds
431 * to perform continuous uCode event logging operation if enabled
432 */
Johannes Berg98d4bf02012-01-13 11:56:11 +0100433#define UCODE_TRACE_PERIOD (10)
Wey-Yi Guya9e1cb62009-12-10 14:37:26 -0800434
435/*
436 * iwl_event_log: current uCode event log position
437 *
438 * @ucode_trace: enable/disable ucode continuous trace timer
439 * @num_wraps: how many times the event buffer wraps
440 * @next_entry: the entry just before the next one that uCode would fill
441 * @non_wraps_count: counter for no wrap detected when dump ucode events
442 * @wraps_once_count: counter for wrap once detected when dump ucode events
443 * @wraps_more_count: counter for wrap more than once detected
444 * when dump ucode events
445 */
446struct iwl_event_log {
447 bool ucode_trace;
448 u32 num_wraps;
449 u32 next_entry;
450 int non_wraps_count;
451 int wraps_once_count;
452 int wraps_more_count;
453};
454
Wey-Yi Guy8a472da2010-02-18 22:03:06 -0800455#define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3)
Wey-Yi Guy8a472da2010-02-18 22:03:06 -0800456
Wey-Yi Guybee008b2010-08-23 07:57:04 -0700457/* BT Antenna Coupling Threshold (dB) */
458#define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35)
459
Wey-Yi Guy491bc292011-02-09 09:37:46 -0800460/* Firmware reload counter and Timestamp */
461#define IWL_MIN_RELOAD_DURATION 1000 /* 1000 ms */
462#define IWL_MAX_CONTINUE_RELOAD_CNT 4
463
464
Johannes Berg48dffd32012-04-09 17:46:57 -0700465struct iwl_rf_reset {
Wey-Yi Guy8a472da2010-02-18 22:03:06 -0800466 int reset_request_count;
467 int reset_success_count;
468 int reset_reject_count;
Johannes Berg48dffd32012-04-09 17:46:57 -0700469 unsigned long last_reset_jiffies;
Wey-Yi Guya93e7972010-02-03 11:47:19 -0800470};
471
Emmanuel Grumbach4806f622012-03-25 22:01:28 +0200472enum iwl_rxon_context_id {
473 IWL_RXON_CTX_BSS,
474 IWL_RXON_CTX_PAN,
475
476 NUM_IWL_RXON_CTX
477};
478
Wey-Yi Guya0ee74c2010-05-06 08:54:10 -0700479/* extend beacon time format bit shifting */
480/*
Wey-Yi Guya0ee74c2010-05-06 08:54:10 -0700481 * for _agn devices
482 * bits 31:22 - extended
483 * bits 21:0 - interval
484 */
485#define IWLAGN_EXT_BEACON_TIME_POS 22
486
Johannes Berg246ed352010-08-23 10:46:32 +0200487struct iwl_rxon_context {
Johannes Berg8bd413e2010-08-23 10:46:40 +0200488 struct ieee80211_vif *vif;
Johannes Berge72f3682010-08-23 10:46:51 +0200489
Johannes Berg9eae88f2012-03-15 13:26:52 -0700490 u8 mcast_queue;
491 u8 ac_to_queue[IEEE80211_NUM_ACS];
492 u8 ac_to_fifo[IEEE80211_NUM_ACS];
493
Johannes Berg763cc3b2010-09-03 06:32:21 -0700494 /*
495 * We could use the vif to indicate active, but we
496 * also need it to be active during disabling when
497 * we already removed the vif for type setting.
498 */
499 bool always_active, is_active;
500
Johannes Berg2295c662010-10-23 09:15:41 -0700501 bool ht_need_multiple_chains;
502
Johannes Berg246ed352010-08-23 10:46:32 +0200503 enum iwl_rxon_context_id ctxid;
Johannes Bergd0fe4782010-08-23 10:46:58 +0200504
505 u32 interface_modes, exclusive_interface_modes;
506 u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype;
507
Johannes Berg246ed352010-08-23 10:46:32 +0200508 /*
509 * We declare this const so it can only be
510 * changed via explicit cast within the
511 * routines that actually update the physical
512 * hardware.
513 */
514 const struct iwl_rxon_cmd active;
515 struct iwl_rxon_cmd staging;
516
517 struct iwl_rxon_time_cmd timing;
Johannes Berga194e322010-08-27 08:53:46 -0700518
Johannes Berg8dfdb9d2010-08-23 10:46:38 +0200519 struct iwl_qos_info qos_data;
520
Johannes Berg2995baf2010-08-23 10:46:42 +0200521 u8 bcast_sta_id, ap_sta_id;
Johannes Berg8f2d3d22010-08-23 10:46:37 +0200522
523 u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd;
Johannes Berg8dfdb9d2010-08-23 10:46:38 +0200524 u8 qos_cmd;
Johannes Bergc10afb62010-08-23 10:46:43 +0200525 u8 wep_key_cmd;
526
527 struct iwl_wep_key wep_keys[WEP_KEYS_MAX];
528 u8 key_mapping_keys;
Johannes Berg770e13b2010-08-23 10:46:44 +0200529
530 __le32 station_flags;
Johannes Berg7e6a5882010-08-23 10:46:46 +0200531
Johannes Bergbbb05cb2011-07-18 01:59:22 -0700532 int beacon_int;
533
Johannes Berg7e6a5882010-08-23 10:46:46 +0200534 struct {
535 bool non_gf_sta_present;
536 u8 protection;
537 bool enabled, is_40mhz;
538 u8 extension_chan_offset;
539 } ht;
Johannes Berg246ed352010-08-23 10:46:32 +0200540};
541
Johannes Berg266af4c72011-03-10 20:13:26 -0800542enum iwl_scan_type {
543 IWL_SCAN_NORMAL,
544 IWL_SCAN_RADIO_RESET,
Johannes Bergc6baf7f2011-07-23 10:24:47 -0700545 IWL_SCAN_ROC,
Johannes Berg266af4c72011-03-10 20:13:26 -0800546};
547
Johannes Berg9e295112012-04-09 17:46:55 -0700548/**
549 * struct iwl_hw_params
550 *
551 * Holds the module parameters
552 *
553 * @tx_chains_num: Number of TX chains
554 * @rx_chains_num: Number of RX chains
Johannes Berg9e295112012-04-09 17:46:55 -0700555 * @ct_kill_threshold: temperature threshold - in hw dependent unit
556 * @ct_kill_exit_threshold: when to reeable the device - in hw dependent unit
557 * relevant for 1000, 6000 and up
558 * @struct iwl_sensitivity_ranges: range of sensitivity values
559 * @use_rts_for_aggregation: use rts/cts protection for HT traffic
560 */
561struct iwl_hw_params {
562 u8 tx_chains_num;
563 u8 rx_chains_num;
Johannes Berg9e295112012-04-09 17:46:55 -0700564 bool use_rts_for_aggregation;
Johannes Berg9e295112012-04-09 17:46:55 -0700565 u32 ct_kill_threshold;
566 u32 ct_kill_exit_threshold;
567
568 const struct iwl_sensitivity_ranges *sens;
569};
570
Johannes Berge9676692012-04-10 14:10:28 -0700571struct iwl_lib_ops {
572 /* set hw dependent parameters */
573 void (*set_hw_params)(struct iwl_priv *priv);
574 int (*set_channel_switch)(struct iwl_priv *priv,
575 struct ieee80211_channel_switch *ch_switch);
576 /* device specific configuration */
577 void (*nic_config)(struct iwl_priv *priv);
578
Johannes Berge9676692012-04-10 14:10:28 -0700579 /* temperature */
580 void (*temperature)(struct iwl_priv *priv);
581};
582
Johannes Berg79d3eef2011-11-10 06:55:01 -0800583struct iwl_wipan_noa_data {
584 struct rcu_head rcu_head;
585 u32 length;
586 u8 data[];
587};
588
Dor Shaishbfb45f52012-03-26 08:20:55 -0700589/* Calibration disabling bit mask */
David Spinadel5c457d02012-03-26 07:30:54 +0200590enum {
591 IWL_CALIB_ENABLE_ALL = 0,
Dor Shaishbfb45f52012-03-26 08:20:55 -0700592
David Spinadel5c457d02012-03-26 07:30:54 +0200593 IWL_SENSITIVITY_CALIB_DISABLED = BIT(0),
594 IWL_CHAIN_NOISE_CALIB_DISABLED = BIT(1),
595 IWL_TX_POWER_CALIB_DISABLED = BIT(2),
596
597 IWL_CALIB_DISABLE_ALL = 0xFFFFFFFF,
598};
Dor Shaishbfb45f52012-03-26 08:20:55 -0700599
Emmanuel Grumbachd0f76d62012-02-09 16:08:15 +0200600#define IWL_OP_MODE_GET_DVM(_iwl_op_mode) \
601 ((struct iwl_priv *) ((_iwl_op_mode)->op_mode_specific))
602
603#define IWL_MAC80211_GET_DVM(_hw) \
604 ((struct iwl_priv *) ((struct iwl_op_mode *) \
605 (_hw)->priv)->op_mode_specific)
606
Tomas Winklerc79dd5b2008-03-12 16:58:50 -0700607struct iwl_priv {
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800608
Emmanuel Grumbach68e8dfd2012-04-18 07:28:17 -0700609 struct iwl_trans *trans;
Emmanuel Grumbach4b9844f2012-03-22 23:59:52 +0200610 struct device *dev; /* for debug prints only */
Emmanuel Grumbach21522682012-03-22 17:51:44 +0200611 const struct iwl_cfg *cfg;
Johannes Berg0692fe42012-03-06 13:30:37 -0800612 const struct iwl_fw *fw;
Johannes Berge9676692012-04-10 14:10:28 -0700613 const struct iwl_lib_ops *lib;
Don Fry9a716862012-03-07 09:52:32 -0800614 unsigned long status;
Emmanuel Grumbachcac988a2011-08-25 23:10:37 -0700615
Johannes Bergfa23cb02012-03-05 11:24:25 -0800616 spinlock_t sta_lock;
Johannes Bergb1eea292012-03-06 13:30:42 -0800617 struct mutex mutex;
Johannes Bergfa23cb02012-03-05 11:24:25 -0800618
Johannes Berge755f882012-03-07 09:52:16 -0800619 unsigned long transport_queue_stop;
620 bool passive_no_rx;
Johannes Berg14791772012-04-17 07:39:03 -0700621#define IWL_INVALID_MAC80211_QUEUE 0xff
622 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
623 atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
Johannes Berg9eae88f2012-03-15 13:26:52 -0700624
625 unsigned long agg_q_alloc[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)];
Johannes Berge755f882012-03-07 09:52:16 -0800626
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800627 /* ieee device used by generic ieee processing code */
628 struct ieee80211_hw *hw;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800629
Johannes Berge1991882012-03-06 13:30:36 -0800630 struct list_head calib_results;
631
Johannes Berg1ee158d2012-02-17 10:07:44 -0800632 struct workqueue_struct *workqueue;
633
Johannes Berg9e295112012-04-09 17:46:55 -0700634 struct iwl_hw_params hw_params;
635
Johannes Berg8318d782008-01-24 19:38:38 +0100636 enum ieee80211_band band;
Johannes Berga18f61b2012-03-15 13:26:53 -0700637 u8 valid_contexts;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800638
Emmanuel Grumbach247c61d2011-09-20 15:37:23 -0700639 int (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv,
Johannes Berg48a2d662012-03-05 11:24:39 -0800640 struct iwl_rx_cmd_buffer *rxb,
Emmanuel Grumbach247c61d2011-09-20 15:37:23 -0700641 struct iwl_device_cmd *cmd);
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800642
Johannes Berg4bd14dd2012-03-06 13:30:58 -0800643 struct iwl_notif_wait_data notif_wait;
644
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800645 /* spectrum measurement report caching */
Tomas Winkler2aa6ab82008-12-11 10:33:40 -0800646 struct iwl_spectrum_notification measure_report;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800647 u8 measurement_status;
Reinette Chatre81963d62010-01-22 14:22:57 -0800648
Johannes Berg947a9402012-03-06 13:30:59 -0800649#define IWL_OWNERSHIP_DRIVER 0
650#define IWL_OWNERSHIP_TM 1
651 u8 ucode_owner;
652
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800653 /* ucode beacon time */
654 u32 ucode_beacon_time;
Wey-Yi Guya13d2762010-01-22 14:22:42 -0800655 int missed_beacon_threshold;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800656
Johannes Berga85d7cc2010-07-31 08:34:10 -0700657 /* track IBSS manager (last beacon) status */
658 u32 ibss_manager;
659
Stanislaw Gruszka410f2bb2011-03-04 17:51:51 +0100660 /* jiffies when last recovery from statistics was performed */
661 unsigned long rx_statistics_jiffies;
Trieu 'Andrew' Nguyen3e4fb5f2010-01-22 14:22:46 -0800662
Emmanuel Grumbach1f7b6172011-08-25 23:10:59 -0700663 /*counters */
664 u32 rx_handlers_stats[REPLY_MAX];
665
Johannes Berg48dffd32012-04-09 17:46:57 -0700666 /* rf reset */
667 struct iwl_rf_reset rf_reset;
Wey-Yi Guya93e7972010-02-03 11:47:19 -0800668
Wey-Yi Guy491bc292011-02-09 09:37:46 -0800669 /* firmware reload counter and timestamp */
670 unsigned long reload_jiffies;
671 int reload_count;
David Spinadel8f7ffbe2012-03-10 13:00:10 -0800672 bool ucode_loaded;
David Spinadelb5ea1622012-03-10 13:00:11 -0800673 bool init_ucode_run; /* Don't run init uCode again */
Wey-Yi Guy491bc292011-02-09 09:37:46 -0800674
Johannes Bergab5c0f12012-03-06 13:30:53 -0800675 u8 plcp_delta_threshold;
676
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800677 /* thermal calibration */
Johannes Berg02883562011-09-22 15:14:56 -0700678 s32 temperature; /* Celsius */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800679 s32 last_temperature;
680
Johannes Berg79d3eef2011-11-10 06:55:01 -0800681 struct iwl_wipan_noa_data __rcu *noa_data;
682
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800683 /* Scan related variables */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800684 unsigned long scan_start;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800685 unsigned long scan_start_tsf;
Johannes Berg811ecc92010-04-06 04:12:41 -0700686 void *scan_cmd;
Johannes Berg00700ee2010-04-06 04:12:37 -0700687 enum ieee80211_band scan_band;
Johannes Berg1ecf9fc2009-04-20 14:36:56 -0700688 struct cfg80211_scan_request *scan_request;
Johannes Bergf84b29e2010-05-18 02:29:13 -0700689 struct ieee80211_vif *scan_vif;
Johannes Berg266af4c72011-03-10 20:13:26 -0800690 enum iwl_scan_type scan_type;
Tomas Winkler76eff182008-10-14 12:32:45 -0700691 u8 scan_tx_ant[IEEE80211_NUM_BANDS];
692 u8 mgmt_tx_ant;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800693
Johannes Bergc10afb62010-08-23 10:46:43 +0200694 /* max number of station keys */
695 u8 sta_key_max_num;
696
Johannes Bergd2690c02011-04-20 09:10:39 -0700697 bool new_scan_threshold_behaviour;
698
Johannes Berg15b86bf2012-03-05 11:24:36 -0800699 bool wowlan;
700
Wey-Yi Guyc6fa17e2010-07-15 05:58:30 -0700701 /* EEPROM MAC addresses */
702 struct mac_address addresses[2];
703
Johannes Berg246ed352010-08-23 10:46:32 +0200704 struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX];
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800705
Stanislaw Gruszka6f213ff2011-06-02 18:17:15 +0200706 __le16 switch_channel;
Wey-Yi Guy0924e5192009-11-06 14:52:54 -0800707
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800708 u8 start_calib;
Emmanuel Grumbachf0832f12008-04-16 16:34:47 -0700709 struct iwl_sensitivity_data sensitivity_data;
710 struct iwl_chain_noise_data chain_noise_data;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800711 __le16 sensitivity_tbl[HD_TABLE_SIZE];
Wey-Yi Guyc8312fa2010-06-28 13:05:17 -0700712 __le16 enhance_sensitivity_tbl[ENHANCE_HD_TABLE_ENTRIES];
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800713
Johannes Bergfad95bf2009-09-11 10:38:15 -0700714 struct iwl_ht_config current_ht_config;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800715
716 /* Rate scaling data */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800717 u8 retry_rate;
718
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800719 int activity_timer_active;
720
Mohamed Abbas5da4b552008-04-21 15:41:51 -0700721 struct iwl_power_mgr power_data;
Johannes Berg3ad3b922009-08-07 15:41:48 -0700722 struct iwl_tt_mgmt thermal_throttle;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800723
Reinette Chatre9c5ac092010-05-05 02:26:06 -0700724 /* station table variables */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800725 int num_stations;
Johannes Berg3240cab2011-04-05 09:41:49 -0700726 struct iwl_station_entry stations[IWLAGN_STATION_COUNT];
Emmanuel Grumbach80fb47a2008-04-14 21:16:08 -0700727 unsigned long ucode_key_table;
Emmanuel Grumbach04cf6822011-11-23 11:06:12 +0200728 struct iwl_tid_data tid_data[IWLAGN_STATION_COUNT][IWL_MAX_TID_COUNT];
Ilan Peer622a9262012-05-09 16:11:55 +0300729 atomic_t num_aux_in_flight;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800730
Emmanuel Grumbach859cfb02011-09-15 11:46:31 -0700731 u8 mac80211_registered;
732
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800733 /* Indication if ieee80211_ops->open has been called */
Tomas Winkler69dc5d92008-03-25 16:33:41 -0700734 u8 is_open;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800735
Johannes Berg05c914f2008-09-11 00:01:58 +0200736 enum nl80211_iftype iw_mode;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800737
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800738 /* Last Rx'd beacon timestamp */
Tomas Winkler3109ece2008-03-28 16:33:35 -0700739 u64 timestamp;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800740
Johannes Berg3240cab2011-04-05 09:41:49 -0700741 struct {
Johannes Berg0da0e5b2011-04-08 08:14:56 -0700742 __le32 flag;
743 struct statistics_general_common common;
744 struct statistics_rx_non_phy rx_non_phy;
745 struct statistics_rx_phy rx_ofdm;
746 struct statistics_rx_ht_phy rx_ofdm_ht;
747 struct statistics_rx_phy rx_cck;
748 struct statistics_tx tx;
749#ifdef CONFIG_IWLWIFI_DEBUGFS
750 struct statistics_bt_activity bt_activity;
751 __le32 num_bt_kills, accum_num_bt_kills;
752#endif
Johannes Berg4ff70fcd2012-03-05 11:24:26 -0800753 spinlock_t lock;
Johannes Berg0da0e5b2011-04-08 08:14:56 -0700754 } statistics;
755#ifdef CONFIG_IWLWIFI_DEBUGFS
756 struct {
757 struct statistics_general_common common;
758 struct statistics_rx_non_phy rx_non_phy;
759 struct statistics_rx_phy rx_ofdm;
760 struct statistics_rx_ht_phy rx_ofdm_ht;
761 struct statistics_rx_phy rx_cck;
762 struct statistics_tx tx;
763 struct statistics_bt_activity bt_activity;
764 } accum_stats, delta_stats, max_delta_stats;
765#endif
766
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700767 /*
768 * reporting the number of tids has AGG on. 0 means
769 * no AGGREGATION
770 */
771 u8 agg_tids_count;
Johannes Bergee525d12010-01-21 06:09:28 -0800772
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700773 struct iwl_rx_phy_res last_phy_res;
Johannes Berg12bf6f42012-07-05 13:05:08 +0200774 u32 ampdu_ref;
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700775 bool last_phy_res_valid;
Johannes Bergee525d12010-01-21 06:09:28 -0800776
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700777 /*
778 * chain noise reset and gain commands are the
779 * two extra calibration commands follows the standard
780 * phy calibration commands
781 */
782 u8 phy_calib_chain_noise_reset_cmd;
783 u8 phy_calib_chain_noise_gain_cmd;
Johannes Berg3240cab2011-04-05 09:41:49 -0700784
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700785 /* counts reply_tx error */
786 struct reply_tx_error_statistics reply_tx_stats;
787 struct reply_agg_tx_error_statistics reply_agg_tx_stats;
Johannes Bergee525d12010-01-21 06:09:28 -0800788
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700789 /* remain-on-channel offload support */
790 struct ieee80211_channel *hw_roc_channel;
Johannes Bergc6baf7f2011-07-23 10:24:47 -0700791 struct delayed_work hw_roc_disable_work;
Wey-Yi Guy898ed672011-07-13 08:38:57 -0700792 int hw_roc_duration;
Johannes Berg390808d2011-09-20 15:37:22 -0700793 bool hw_roc_setup, hw_roc_start_notified;
Johannes Berge99f1682010-01-19 10:04:28 -0800794
Wey-Yi Guy22bf59a2010-08-23 07:57:11 -0700795 /* bt coex */
Wey-Yi Guyf21dd002010-12-08 15:34:52 -0800796 u8 bt_enable_flag;
Wey-Yi Guyda5dbb92010-08-23 07:57:13 -0700797 u8 bt_status;
Wey-Yi Guy66e863a52010-11-08 14:54:37 -0800798 u8 bt_traffic_load, last_bt_traffic_load;
Wey-Yi Guyf37837c2010-08-23 07:57:12 -0700799 bool bt_ch_announce;
Wey-Yi Guybee008b2010-08-23 07:57:04 -0700800 bool bt_full_concurrent;
801 bool bt_ant_couple_ok;
Wey-Yi Guyfbba9412010-08-23 07:57:10 -0700802 __le32 kill_ack_mask;
803 __le32 kill_cts_mask;
804 __le16 bt_valid;
Wey-Yi Guy354ce4a2012-04-19 09:48:01 -0700805 bool reduced_txpower;
Wey-Yi Guy22bf59a2010-08-23 07:57:11 -0700806 u16 bt_on_thresh;
807 u16 bt_duration;
808 u16 dynamic_frag_thresh;
Wey-Yi Guybee008b2010-08-23 07:57:04 -0700809 u8 bt_ci_compliance;
Johannes Berg9e4afc22010-08-23 07:56:57 -0700810 struct work_struct bt_traffic_change_work;
Meenakshi Venkataraman207ecc52011-07-08 08:46:23 -0700811 bool bt_enable_pspoll;
812 struct iwl_rxon_context *cur_rssi_ctx;
813 bool bt_is_sco;
Johannes Berg9e4afc22010-08-23 07:56:57 -0700814
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800815 struct work_struct restart;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800816 struct work_struct scan_completed;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800817 struct work_struct abort_scan;
Johannes Berg12e934d2010-10-04 05:50:06 -0700818
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800819 struct work_struct beacon_update;
Johannes Berg76d04812010-08-23 10:46:47 +0200820 struct iwl_rxon_context *beacon_ctx;
Johannes Berg12e934d2010-10-04 05:50:06 -0700821 struct sk_buff *beacon_skb;
Johannes Berg4ce7cc22011-05-13 11:57:40 -0700822 void *beacon_cmd;
Johannes Berg76d04812010-08-23 10:46:47 +0200823
Wey-Yi Guya28027cd2009-08-07 15:41:45 -0700824 struct work_struct tt_work;
825 struct work_struct ct_enter;
826 struct work_struct ct_exit;
Johannes Berg88be0262010-04-07 00:21:36 -0700827 struct work_struct start_internal_scan;
Wey-Yi Guy65550632010-06-24 13:18:35 -0700828 struct work_struct tx_flush;
Wey-Yi Guybee008b2010-08-23 07:57:04 -0700829 struct work_struct bt_full_concurrency;
Wey-Yi Guyfbba9412010-08-23 07:57:10 -0700830 struct work_struct bt_runtime_config;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800831
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800832 struct delayed_work scan_check;
Abhijeet Kolekar4a8a4322008-12-19 10:37:28 +0800833
Johannes Berg26a7ca92012-05-21 11:55:54 +0200834 /* TX Power settings */
Tomas Winkler630fe9b2008-06-12 09:47:08 +0800835 s8 tx_power_user_lmt;
Stanislaw Gruszkaa25a66a2010-10-22 17:04:26 +0200836 s8 tx_power_next;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800837
Tomas Winkler712b6cf2008-03-12 16:58:52 -0700838#ifdef CONFIG_IWLWIFI_DEBUGFS
839 /* debugfs */
Johannes Berg4c84a8f2010-01-22 14:22:54 -0800840 struct dentry *debugfs_dir;
841 u32 dbgfs_sram_offset, dbgfs_sram_len;
Johannes Bergd73e4922010-05-06 12:18:41 -0700842 bool disable_ht40;
Johannes Bergc8ac61c2011-07-15 13:23:45 -0700843 void *wowlan_sram;
Tomas Winkler712b6cf2008-03-12 16:58:52 -0700844#endif /* CONFIG_IWLWIFI_DEBUGFS */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800845
Eytan Lifshitzb7998c82012-12-01 20:59:49 +0200846 struct iwl_nvm_data *nvm_data;
Johannes Berg26a7ca92012-05-21 11:55:54 +0200847 /* eeprom blob for debugfs/testmode */
848 u8 *eeprom_blob;
849 size_t eeprom_blob_size;
Johannes Berg11483b52012-04-09 17:46:58 -0700850
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800851 struct work_struct txpower_work;
Dor Shaishbfb45f52012-03-26 08:20:55 -0700852 u32 calib_disabled;
Emmanuel Grumbach16e727e2008-06-12 09:46:52 +0800853 struct work_struct run_time_calib_work;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800854 struct timer_list statistics_periodic;
Wey-Yi Guya9e1cb62009-12-10 14:37:26 -0800855 struct timer_list ucode_trace;
Wey-Yi Guya9e1cb62009-12-10 14:37:26 -0800856
857 struct iwl_event_log event_log;
Wey-Yi Guy5ed540a2011-01-21 15:26:39 -0800858
859 struct led_classdev led;
860 unsigned long blink_on, blink_off;
861 bool led_registered;
Ilan Peer3a6490c2012-06-03 13:36:51 +0300862
Wey-Yi Guy5ef15cc2011-11-30 13:24:06 -0800863#ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE
Ilan Peer3a6490c2012-06-03 13:36:51 +0300864 struct iwl_test tst;
Wey-Yi Guy4e308112011-07-08 08:46:28 -0700865 u32 tm_fixed_rate;
Wey-Yi Guyc10e2c12011-07-13 11:13:46 -0700866#endif
Wey-Yi Guy64898542011-05-03 18:05:13 -0700867
Johannes Bergc8ac61c2011-07-15 13:23:45 -0700868 /* WoWLAN GTK rekey data */
869 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
870 __le64 replay_ctr;
871 __le16 last_seq_ctl;
872 bool have_rekey_data;
Meenakshi Venkataraman2fdfc472012-03-15 13:26:56 -0700873
874 /* device_pointers: pointers to ucode event tables */
875 struct {
876 u32 error_event_table;
877 u32 log_event_table;
878 } device_pointers;
Meenakshi Venkataramana42506e2012-03-15 13:26:57 -0700879
880 /* indicator of loaded ucode image */
881 enum iwl_ucode_type cur_ucode;
Tomas Winklerc79dd5b2008-03-12 16:58:50 -0700882}; /*iwl_priv */
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800883
Johannes Berg246ed352010-08-23 10:46:32 +0200884static inline struct iwl_rxon_context *
885iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif)
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800886{
Johannes Berg246ed352010-08-23 10:46:32 +0200887 struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
888
889 return vif_priv->ctx;
890}
891
892#define for_each_context(priv, ctx) \
893 for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \
894 ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \
Johannes Berga18f61b2012-03-15 13:26:53 -0700895 if (priv->valid_contexts & BIT(ctx->ctxid))
Johannes Berg246ed352010-08-23 10:46:32 +0200896
Johannes Berg054ec922011-05-06 11:11:20 -0700897static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx)
898{
899 return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
900}
901
Johannes Berg246ed352010-08-23 10:46:32 +0200902static inline int iwl_is_associated(struct iwl_priv *priv,
903 enum iwl_rxon_context_id ctxid)
904{
Johannes Berg054ec922011-05-06 11:11:20 -0700905 return iwl_is_associated_ctx(&priv->contexts[ctxid]);
Johannes Berg246ed352010-08-23 10:46:32 +0200906}
907
908static inline int iwl_is_any_associated(struct iwl_priv *priv)
909{
Johannes Berg054ec922011-05-06 11:11:20 -0700910 struct iwl_rxon_context *ctx;
911 for_each_context(priv, ctx)
912 if (iwl_is_associated_ctx(ctx))
913 return true;
914 return false;
Christoph Hellwig5d08cd12007-10-25 17:15:50 +0800915}
916
Emmanuel Grumbachbe1f3ab62008-06-12 09:47:18 +0800917#endif /* __iwl_dev_h__ */