Commit | Line | Data |
---|---|---|
b481de9c ZY |
1 | /****************************************************************************** |
2 | * | |
4e318262 | 3 | * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved. |
b481de9c ZY |
4 | * |
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: | |
759ef89f | 22 | * Intel Linux Wireless <ilw@linux.intel.com> |
b481de9c ZY |
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
24 | * | |
25 | *****************************************************************************/ | |
fcd427bb | 26 | /* |
1023fdc4 JB |
27 | * Please use this file (dev.h) for driver implementation definitions. |
28 | * Please use commands.h for uCode API definitions. | |
fcd427bb BC |
29 | */ |
30 | ||
be1f3ab6 EG |
31 | #ifndef __iwl_dev_h__ |
32 | #define __iwl_dev_h__ | |
b481de9c | 33 | |
a6b7a407 | 34 | #include <linux/interrupt.h> |
5d08cd1d | 35 | #include <linux/kernel.h> |
7194207c | 36 | #include <linux/wait.h> |
5ed540ae | 37 | #include <linux/leds.h> |
dfa2bdba | 38 | #include <linux/slab.h> |
b1eea297 | 39 | #include <linux/mutex.h> |
5d08cd1d | 40 | |
6238b008 | 41 | #include "iwl-fw.h" |
26a7ca9a | 42 | #include "iwl-eeprom-parse.h" |
6f83eaa1 | 43 | #include "iwl-csr.h" |
0a6857e7 | 44 | #include "iwl-debug.h" |
b744cb79 | 45 | #include "iwl-agn-hw.h" |
d0f76d68 | 46 | #include "iwl-op-mode.h" |
4bd14dd5 | 47 | #include "iwl-notif-wait.h" |
1023fdc4 JB |
48 | #include "iwl-trans.h" |
49 | ||
1023fdc4 JB |
50 | #include "led.h" |
51 | #include "power.h" | |
52 | #include "rs.h" | |
53 | #include "tt.h" | |
5d08cd1d | 54 | |
3a6490c0 IP |
55 | #include "iwl-test.h" |
56 | ||
099b40b7 | 57 | /* CT-KILL constants */ |
672639de WYG |
58 | #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 */ | |
4bf775cd | 61 | |
5d08cd1d CH |
62 | /* Default noise level to report when noise measurement is not available. |
63 | * This may be because we're: | |
c4db6166 | 64 | * 1) Not associated no beacon statistics being sent to driver) |
5d08cd1d | 65 | * 2) Scanning (noise measurement does not apply to associated channel) |
5d08cd1d | 66 | * Use default noise value of -127 ... this is below the range of measurable |
c4db6166 | 67 | * Rx dBm for all agn devices, so it can indicate "unmeasurable" to user. |
5d08cd1d CH |
68 | * 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 | ||
5d08cd1d CH |
74 | /* |
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 | |
51b7ef05 | 87 | #define DEFAULT_BEACON_INTERVAL 200U |
5d08cd1d CH |
88 | #define DEFAULT_SHORT_RETRY_LIMIT 7U |
89 | #define DEFAULT_LONG_RETRY_LIMIT 4U | |
90 | ||
5d08cd1d CH |
91 | #define IWL_NUM_SCAN_RATES (2) |
92 | ||
bd35f150 | 93 | |
5d08cd1d CH |
94 | #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 | ||
5d08cd1d CH |
99 | #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 | ||
5d08cd1d CH |
103 | #define IWL_SUPPORTED_RATES_IE_LEN 8 |
104 | ||
5d08cd1d CH |
105 | #define IWL_INVALID_RATE 0xFF |
106 | #define IWL_INVALID_VALUE -1 | |
107 | ||
a78fe754 | 108 | union iwl_ht_rate_supp { |
5d08cd1d CH |
109 | u16 rates; |
110 | struct { | |
111 | u8 siso_rate; | |
112 | u8 mimo_rate; | |
113 | }; | |
114 | }; | |
115 | ||
fad95bf5 | 116 | struct iwl_ht_config { |
02bb1bea | 117 | bool single_chain_sufficient; |
ba37a3d0 | 118 | enum ieee80211_smps_mode smps; /* current smps mode */ |
5d08cd1d | 119 | }; |
5d08cd1d | 120 | |
5d08cd1d | 121 | /* QoS structures */ |
1ff50bda | 122 | struct iwl_qos_info { |
5d08cd1d | 123 | int qos_active; |
1ff50bda | 124 | struct iwl_qosparam_cmd def_qos_parm; |
5d08cd1d | 125 | }; |
5d08cd1d | 126 | |
04cf6824 EG |
127 | /** |
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 | |
682e5f64 | 134 | * @IWL_AGG_STARTING: aggregation are starting (between start and oper) |
04cf6824 EG |
135 | * @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 | */ | |
141 | enum iwl_agg_state { | |
142 | IWL_AGG_OFF = 0, | |
682e5f64 | 143 | IWL_AGG_STARTING, |
04cf6824 EG |
144 | 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. | |
9eae88fa | 160 | * @txq_id: Tx queue used by the BA session |
04cf6824 EG |
161 | * @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 | */ | |
167 | struct 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 | */ | |
185 | struct iwl_tid_data { | |
186 | u16 seq_number; | |
187 | u16 next_reclaimed; | |
188 | struct iwl_ht_agg agg; | |
189 | }; | |
190 | ||
fe6b23dd RC |
191 | /* |
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 | */ | |
6def9761 | 197 | struct iwl_station_entry { |
133636de | 198 | struct iwl_addsta_cmd sta; |
dcef732c | 199 | u8 used, ctxid; |
fe6b23dd | 200 | struct iwl_link_quality_cmd *lq; |
5d08cd1d CH |
201 | }; |
202 | ||
8d9698b3 RC |
203 | /* |
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. | |
8d9698b3 RC |
209 | */ |
210 | struct iwl_station_priv { | |
c6892906 | 211 | struct iwl_rxon_context *ctx; |
8d9698b3 | 212 | struct iwl_lq_sta lq_sta; |
6ab10ff8 JB |
213 | atomic_t pending_frames; |
214 | bool client; | |
215 | bool asleep; | |
7b090687 | 216 | u8 max_agg_bufsize; |
c6892906 | 217 | u8 sta_id; |
8d9698b3 RC |
218 | }; |
219 | ||
fd1af15d JB |
220 | /** |
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 | */ | |
226 | struct iwl_vif_priv { | |
246ed355 | 227 | struct iwl_rxon_context *ctx; |
fd1af15d JB |
228 | u8 ibss_bssid_sta_id; |
229 | }; | |
230 | ||
f0832f13 EG |
231 | struct iwl_sensitivity_ranges { |
232 | u16 min_nrg_cck; | |
f0832f13 EG |
233 | |
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; | |
55036d66 WYG |
251 | |
252 | u16 barker_corr_th_min; | |
253 | u16 barker_corr_th_min_mrc; | |
254 | u16 nrg_th_cca; | |
f0832f13 EG |
255 | }; |
256 | ||
099b40b7 | 257 | |
b5047f78 TW |
258 | #define KELVIN_TO_CELSIUS(x) ((x)-273) |
259 | #define CELSIUS_TO_KELVIN(x) ((x)+273) | |
260 | ||
261 | ||
5d08cd1d CH |
262 | /****************************************************************************** |
263 | * | |
a33c2f47 EG |
264 | * Functions implemented in core module which are forward declared here |
265 | * for use by iwl-[4-5].c | |
5d08cd1d | 266 | * |
a33c2f47 EG |
267 | * NOTE: The implementation of these functions are not hardware specific |
268 | * which is why they are in the core module files. | |
5d08cd1d CH |
269 | * |
270 | * Naming convention -- | |
a33c2f47 | 271 | * iwl_ <-- Is part of iwlwifi |
5d08cd1d | 272 | * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) |
5d08cd1d CH |
273 | * |
274 | ****************************************************************************/ | |
5b9f8cd3 | 275 | extern void iwl_update_chain_flags(struct iwl_priv *priv); |
a33c2f47 | 276 | extern const u8 iwl_bcast_addr[ETH_ALEN]; |
fd4abac5 | 277 | |
b481de9c ZY |
278 | #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 | ||
b481de9c | 283 | #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 |
b481de9c | 284 | |
b481de9c | 285 | /* Sensitivity and chain noise calibration */ |
b481de9c | 286 | #define INITIALIZATION_VALUE 0xFFFF |
d8c07e7a | 287 | #define IWL_CAL_NUM_BEACONS 16 |
b481de9c ZY |
288 | #define MAXIMUM_ALLOWED_PATHLOSS 15 |
289 | ||
b481de9c ZY |
290 | #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 | ||
b481de9c ZY |
297 | #define AUTO_CORR_STEP_OFDM 1 |
298 | ||
b481de9c ZY |
299 | #define AUTO_CORR_STEP_CCK 3 |
300 | #define AUTO_CORR_MAX_TH_CCK 160 | |
301 | ||
b481de9c ZY |
302 | #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 | ||
3195cdb7 TW |
317 | #define NRG_NUM_PREV_STAT_L 20 |
318 | #define NUM_RX_CHAINS 3 | |
319 | ||
3240cab3 | 320 | enum iwlagn_false_alarm_state { |
b481de9c ZY |
321 | IWL_FA_TOO_MANY = 0, |
322 | IWL_FA_TOO_FEW = 1, | |
323 | IWL_FA_GOOD_RANGE = 2, | |
324 | }; | |
325 | ||
3240cab3 | 326 | enum iwlagn_chain_noise_state { |
b481de9c | 327 | IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ |
04816448 GE |
328 | IWL_CHAIN_NOISE_ACCUMULATE, |
329 | IWL_CHAIN_NOISE_CALIBRATED, | |
330 | IWL_CHAIN_NOISE_DONE, | |
b481de9c ZY |
331 | }; |
332 | ||
b481de9c | 333 | /* Sensitivity calib data */ |
f0832f13 | 334 | struct iwl_sensitivity_data { |
b481de9c ZY |
335 | 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; | |
55036d66 WYG |
358 | |
359 | u16 barker_corr_th_min; | |
360 | u16 barker_corr_th_min_mrc; | |
361 | u16 nrg_th_cca; | |
b481de9c ZY |
362 | }; |
363 | ||
364 | /* Chain noise (differential Rx gain) calib data */ | |
f0832f13 | 365 | struct iwl_chain_noise_data { |
04816448 | 366 | u32 active_chains; |
b481de9c ZY |
367 | 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; | |
04816448 | 373 | u16 beacon_count; |
b481de9c ZY |
374 | u8 disconn_array[NUM_RX_CHAINS]; |
375 | u8 delta_gain_code[NUM_RX_CHAINS]; | |
376 | u8 radio_write; | |
04816448 | 377 | u8 state; |
b481de9c ZY |
378 | }; |
379 | ||
5d08cd1d CH |
380 | enum { |
381 | MEASUREMENT_READY = (1 << 0), | |
382 | MEASUREMENT_ACTIVE = (1 << 1), | |
383 | }; | |
384 | ||
91835ba4 WYG |
385 | /* reply_tx_statistics (for _agn devices) */ |
386 | struct 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 | ||
814665fe WYG |
412 | /* reply_agg_tx_statistics (for _agn devices) */ |
413 | struct 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 | ||
a9e1cb6a WYG |
429 | /* |
430 | * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds | |
431 | * to perform continuous uCode event logging operation if enabled | |
432 | */ | |
98d4bf0c | 433 | #define UCODE_TRACE_PERIOD (10) |
a9e1cb6a WYG |
434 | |
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 | */ | |
446 | struct 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 | ||
8a472da4 | 455 | #define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) |
8a472da4 | 456 | |
bee008b7 WYG |
457 | /* BT Antenna Coupling Threshold (dB) */ |
458 | #define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35) | |
459 | ||
491bc292 WYG |
460 | /* Firmware reload counter and Timestamp */ |
461 | #define IWL_MIN_RELOAD_DURATION 1000 /* 1000 ms */ | |
462 | #define IWL_MAX_CONTINUE_RELOAD_CNT 4 | |
463 | ||
464 | ||
48dffd39 | 465 | struct iwl_rf_reset { |
8a472da4 WYG |
466 | int reset_request_count; |
467 | int reset_success_count; | |
468 | int reset_reject_count; | |
48dffd39 | 469 | unsigned long last_reset_jiffies; |
a93e7973 WYG |
470 | }; |
471 | ||
4806f626 EG |
472 | enum iwl_rxon_context_id { |
473 | IWL_RXON_CTX_BSS, | |
474 | IWL_RXON_CTX_PAN, | |
475 | ||
476 | NUM_IWL_RXON_CTX | |
477 | }; | |
478 | ||
a0ee74cf | 479 | /* extend beacon time format bit shifting */ |
a0ee74cf WYG |
480 | /* |
481 | * for _agn devices | |
482 | * bits 31:22 - extended | |
483 | * bits 21:0 - interval | |
484 | */ | |
485 | #define IWLAGN_EXT_BEACON_TIME_POS 22 | |
486 | ||
246ed355 | 487 | struct iwl_rxon_context { |
8bd413e6 | 488 | struct ieee80211_vif *vif; |
e72f368b | 489 | |
9eae88fa JB |
490 | u8 mcast_queue; |
491 | u8 ac_to_queue[IEEE80211_NUM_ACS]; | |
492 | u8 ac_to_fifo[IEEE80211_NUM_ACS]; | |
493 | ||
763cc3bf JB |
494 | /* |
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 | ||
2295c66b JB |
501 | bool ht_need_multiple_chains; |
502 | ||
246ed355 | 503 | enum iwl_rxon_context_id ctxid; |
d0fe478c JB |
504 | |
505 | u32 interface_modes, exclusive_interface_modes; | |
506 | u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype; | |
507 | ||
246ed355 JB |
508 | /* |
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; | |
a194e324 | 518 | |
8dfdb9d5 JB |
519 | struct iwl_qos_info qos_data; |
520 | ||
2995bafa | 521 | u8 bcast_sta_id, ap_sta_id; |
8f2d3d2a JB |
522 | |
523 | u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd; | |
8dfdb9d5 | 524 | u8 qos_cmd; |
c10afb6e JB |
525 | u8 wep_key_cmd; |
526 | ||
527 | struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; | |
528 | u8 key_mapping_keys; | |
770e13bd JB |
529 | |
530 | __le32 station_flags; | |
7e6a5886 | 531 | |
bbb05cb5 JB |
532 | int beacon_int; |
533 | ||
7e6a5886 JB |
534 | struct { |
535 | bool non_gf_sta_present; | |
536 | u8 protection; | |
537 | bool enabled, is_40mhz; | |
538 | u8 extension_chan_offset; | |
539 | } ht; | |
246ed355 JB |
540 | }; |
541 | ||
266af4c7 JB |
542 | enum iwl_scan_type { |
543 | IWL_SCAN_NORMAL, | |
544 | IWL_SCAN_RADIO_RESET, | |
c6baf7fb | 545 | IWL_SCAN_ROC, |
266af4c7 JB |
546 | }; |
547 | ||
9e295116 JB |
548 | /** |
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 | |
9e295116 JB |
555 | * @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 | */ | |
561 | struct iwl_hw_params { | |
562 | u8 tx_chains_num; | |
563 | u8 rx_chains_num; | |
9e295116 | 564 | bool use_rts_for_aggregation; |
9e295116 JB |
565 | u32 ct_kill_threshold; |
566 | u32 ct_kill_exit_threshold; | |
567 | ||
568 | const struct iwl_sensitivity_ranges *sens; | |
569 | }; | |
570 | ||
e9676695 JB |
571 | struct 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 | ||
e9676695 JB |
579 | /* temperature */ |
580 | void (*temperature)(struct iwl_priv *priv); | |
581 | }; | |
582 | ||
79d3eef8 JB |
583 | struct iwl_wipan_noa_data { |
584 | struct rcu_head rcu_head; | |
585 | u32 length; | |
586 | u8 data[]; | |
587 | }; | |
588 | ||
bfb45f54 | 589 | /* Calibration disabling bit mask */ |
5c457d03 DS |
590 | enum { |
591 | IWL_CALIB_ENABLE_ALL = 0, | |
592 | ||
593 | IWL_SENSITIVITY_CALIB_DISABLED = BIT(0), | |
594 | IWL_CHAIN_NOISE_CALIB_DISABLED = BIT(1), | |
595 | IWL_TX_POWER_CALIB_DISABLED = BIT(2), | |
bfb45f54 | 596 | |
5c457d03 DS |
597 | IWL_CALIB_DISABLE_ALL = 0xFFFFFFFF, |
598 | }; | |
bfb45f54 | 599 | |
d0f76d68 EG |
600 | #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 | ||
c79dd5b5 | 607 | struct iwl_priv { |
5d08cd1d | 608 | |
68e8dfda | 609 | struct iwl_trans *trans; |
4b9844f5 | 610 | struct device *dev; /* for debug prints only */ |
2152268f | 611 | const struct iwl_cfg *cfg; |
0692fe41 | 612 | const struct iwl_fw *fw; |
e9676695 | 613 | const struct iwl_lib_ops *lib; |
9a716863 | 614 | unsigned long status; |
cac988a6 | 615 | |
fa23cb04 | 616 | spinlock_t sta_lock; |
b1eea297 | 617 | struct mutex mutex; |
fa23cb04 | 618 | |
e755f882 JB |
619 | unsigned long transport_queue_stop; |
620 | bool passive_no_rx; | |
1479177b JB |
621 | #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]; | |
9eae88fa JB |
624 | |
625 | unsigned long agg_q_alloc[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)]; | |
e755f882 | 626 | |
5d08cd1d CH |
627 | /* ieee device used by generic ieee processing code */ |
628 | struct ieee80211_hw *hw; | |
5d08cd1d | 629 | |
e1991885 JB |
630 | struct list_head calib_results; |
631 | ||
1ee158d8 JB |
632 | struct workqueue_struct *workqueue; |
633 | ||
9e295116 JB |
634 | struct iwl_hw_params hw_params; |
635 | ||
8318d78a | 636 | enum ieee80211_band band; |
a18f61bc | 637 | u8 valid_contexts; |
5d08cd1d | 638 | |
247c61d6 | 639 | int (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, |
48a2d66f | 640 | struct iwl_rx_cmd_buffer *rxb, |
247c61d6 | 641 | struct iwl_device_cmd *cmd); |
5d08cd1d | 642 | |
4bd14dd5 JB |
643 | struct iwl_notif_wait_data notif_wait; |
644 | ||
5d08cd1d | 645 | /* spectrum measurement report caching */ |
2aa6ab86 | 646 | struct iwl_spectrum_notification measure_report; |
5d08cd1d | 647 | u8 measurement_status; |
81963d68 | 648 | |
947a9407 JB |
649 | #define IWL_OWNERSHIP_DRIVER 0 |
650 | #define IWL_OWNERSHIP_TM 1 | |
651 | u8 ucode_owner; | |
652 | ||
5d08cd1d CH |
653 | /* ucode beacon time */ |
654 | u32 ucode_beacon_time; | |
a13d276f | 655 | int missed_beacon_threshold; |
5d08cd1d | 656 | |
a85d7cca JB |
657 | /* track IBSS manager (last beacon) status */ |
658 | u32 ibss_manager; | |
659 | ||
410f2bb3 SG |
660 | /* jiffies when last recovery from statistics was performed */ |
661 | unsigned long rx_statistics_jiffies; | |
3e4fb5fa | 662 | |
1f7b6172 EG |
663 | /*counters */ |
664 | u32 rx_handlers_stats[REPLY_MAX]; | |
665 | ||
48dffd39 JB |
666 | /* rf reset */ |
667 | struct iwl_rf_reset rf_reset; | |
a93e7973 | 668 | |
491bc292 WYG |
669 | /* firmware reload counter and timestamp */ |
670 | unsigned long reload_jiffies; | |
671 | int reload_count; | |
8f7ffbe2 | 672 | bool ucode_loaded; |
b5ea1624 | 673 | bool init_ucode_run; /* Don't run init uCode again */ |
491bc292 | 674 | |
ab5c0f1f JB |
675 | u8 plcp_delta_threshold; |
676 | ||
5d08cd1d | 677 | /* thermal calibration */ |
02883562 | 678 | s32 temperature; /* Celsius */ |
5d08cd1d CH |
679 | s32 last_temperature; |
680 | ||
79d3eef8 JB |
681 | struct iwl_wipan_noa_data __rcu *noa_data; |
682 | ||
5d08cd1d | 683 | /* Scan related variables */ |
5d08cd1d | 684 | unsigned long scan_start; |
5d08cd1d | 685 | unsigned long scan_start_tsf; |
811ecc99 | 686 | void *scan_cmd; |
00700ee0 | 687 | enum ieee80211_band scan_band; |
1ecf9fc1 | 688 | struct cfg80211_scan_request *scan_request; |
f84b29ec | 689 | struct ieee80211_vif *scan_vif; |
266af4c7 | 690 | enum iwl_scan_type scan_type; |
76eff18b TW |
691 | u8 scan_tx_ant[IEEE80211_NUM_BANDS]; |
692 | u8 mgmt_tx_ant; | |
5d08cd1d | 693 | |
c10afb6e JB |
694 | /* max number of station keys */ |
695 | u8 sta_key_max_num; | |
696 | ||
d2690c0d JB |
697 | bool new_scan_threshold_behaviour; |
698 | ||
15b86bff JB |
699 | bool wowlan; |
700 | ||
c6fa17ed WYG |
701 | /* EEPROM MAC addresses */ |
702 | struct mac_address addresses[2]; | |
703 | ||
246ed355 | 704 | struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX]; |
5d08cd1d | 705 | |
6f213ff1 | 706 | __le16 switch_channel; |
0924e519 | 707 | |
5d08cd1d | 708 | u8 start_calib; |
f0832f13 EG |
709 | struct iwl_sensitivity_data sensitivity_data; |
710 | struct iwl_chain_noise_data chain_noise_data; | |
5d08cd1d | 711 | __le16 sensitivity_tbl[HD_TABLE_SIZE]; |
c8312fac | 712 | __le16 enhance_sensitivity_tbl[ENHANCE_HD_TABLE_ENTRIES]; |
5d08cd1d | 713 | |
fad95bf5 | 714 | struct iwl_ht_config current_ht_config; |
5d08cd1d | 715 | |
5d08cd1d | 716 | /* Rate scaling data */ |
5d08cd1d CH |
717 | u8 retry_rate; |
718 | ||
5d08cd1d CH |
719 | int activity_timer_active; |
720 | ||
5da4b55f | 721 | struct iwl_power_mgr power_data; |
3ad3b92a | 722 | struct iwl_tt_mgmt thermal_throttle; |
5d08cd1d | 723 | |
9c5ac091 | 724 | /* station table variables */ |
5d08cd1d | 725 | int num_stations; |
3240cab3 | 726 | struct iwl_station_entry stations[IWLAGN_STATION_COUNT]; |
80fb47a1 | 727 | unsigned long ucode_key_table; |
04cf6824 | 728 | struct iwl_tid_data tid_data[IWLAGN_STATION_COUNT][IWL_MAX_TID_COUNT]; |
622a9268 | 729 | atomic_t num_aux_in_flight; |
5d08cd1d | 730 | |
859cfb0a EG |
731 | u8 mac80211_registered; |
732 | ||
5d08cd1d | 733 | /* Indication if ieee80211_ops->open has been called */ |
69dc5d9d | 734 | u8 is_open; |
5d08cd1d | 735 | |
05c914fe | 736 | enum nl80211_iftype iw_mode; |
5d08cd1d | 737 | |
5d08cd1d | 738 | /* Last Rx'd beacon timestamp */ |
3109ece1 | 739 | u64 timestamp; |
5d08cd1d | 740 | |
0da0e5bf JB |
741 | struct { |
742 | __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 | |
4ff70fcd | 753 | spinlock_t lock; |
0da0e5bf JB |
754 | } 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 | ||
898ed67b WYG |
767 | /* |
768 | * reporting the number of tids has AGG on. 0 means | |
769 | * no AGGREGATION | |
770 | */ | |
771 | u8 agg_tids_count; | |
772 | ||
773 | struct iwl_rx_phy_res last_phy_res; | |
12bf6f45 | 774 | u32 ampdu_ref; |
898ed67b WYG |
775 | bool last_phy_res_valid; |
776 | ||
898ed67b WYG |
777 | /* |
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; | |
784 | ||
785 | /* counts reply_tx error */ | |
786 | struct reply_tx_error_statistics reply_tx_stats; | |
787 | struct reply_agg_tx_error_statistics reply_agg_tx_stats; | |
898ed67b WYG |
788 | |
789 | /* remain-on-channel offload support */ | |
790 | struct ieee80211_channel *hw_roc_channel; | |
c6baf7fb | 791 | struct delayed_work hw_roc_disable_work; |
898ed67b WYG |
792 | enum nl80211_channel_type hw_roc_chantype; |
793 | int hw_roc_duration; | |
390808db | 794 | bool hw_roc_setup, hw_roc_start_notified; |
898ed67b | 795 | |
22bf59a0 | 796 | /* bt coex */ |
f21dd005 | 797 | u8 bt_enable_flag; |
da5dbb97 | 798 | u8 bt_status; |
66e863a5 | 799 | u8 bt_traffic_load, last_bt_traffic_load; |
f37837c9 | 800 | bool bt_ch_announce; |
bee008b7 WYG |
801 | bool bt_full_concurrent; |
802 | bool bt_ant_couple_ok; | |
fbba9410 WYG |
803 | __le32 kill_ack_mask; |
804 | __le32 kill_cts_mask; | |
805 | __le16 bt_valid; | |
354ce4a4 | 806 | bool reduced_txpower; |
22bf59a0 WYG |
807 | u16 bt_on_thresh; |
808 | u16 bt_duration; | |
809 | u16 dynamic_frag_thresh; | |
bee008b7 | 810 | u8 bt_ci_compliance; |
9e4afc21 | 811 | struct work_struct bt_traffic_change_work; |
207ecc5e MV |
812 | bool bt_enable_pspoll; |
813 | struct iwl_rxon_context *cur_rssi_ctx; | |
814 | bool bt_is_sco; | |
9e4afc21 | 815 | |
5d08cd1d | 816 | struct work_struct restart; |
5d08cd1d | 817 | struct work_struct scan_completed; |
5d08cd1d | 818 | struct work_struct abort_scan; |
12e934dc | 819 | |
5d08cd1d | 820 | struct work_struct beacon_update; |
76d04815 | 821 | struct iwl_rxon_context *beacon_ctx; |
12e934dc | 822 | struct sk_buff *beacon_skb; |
4ce7cc2b | 823 | void *beacon_cmd; |
76d04815 | 824 | |
a28027cd WYG |
825 | struct work_struct tt_work; |
826 | struct work_struct ct_enter; | |
827 | struct work_struct ct_exit; | |
88be0264 | 828 | struct work_struct start_internal_scan; |
65550636 | 829 | struct work_struct tx_flush; |
bee008b7 | 830 | struct work_struct bt_full_concurrency; |
fbba9410 | 831 | struct work_struct bt_runtime_config; |
5d08cd1d | 832 | |
5d08cd1d | 833 | struct delayed_work scan_check; |
4a8a4322 | 834 | |
26a7ca9a | 835 | /* TX Power settings */ |
630fe9b6 | 836 | s8 tx_power_user_lmt; |
a25a66ac | 837 | s8 tx_power_next; |
5d08cd1d | 838 | |
712b6cf5 TW |
839 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
840 | /* debugfs */ | |
4c84a8f1 JB |
841 | struct dentry *debugfs_dir; |
842 | u32 dbgfs_sram_offset, dbgfs_sram_len; | |
d73e4923 | 843 | bool disable_ht40; |
c8ac61cf | 844 | void *wowlan_sram; |
712b6cf5 | 845 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ |
5d08cd1d | 846 | |
b7998c8b | 847 | struct iwl_nvm_data *nvm_data; |
26a7ca9a JB |
848 | /* eeprom blob for debugfs/testmode */ |
849 | u8 *eeprom_blob; | |
850 | size_t eeprom_blob_size; | |
11483b5c | 851 | |
5d08cd1d | 852 | struct work_struct txpower_work; |
bfb45f54 | 853 | u32 calib_disabled; |
16e727e8 | 854 | struct work_struct run_time_calib_work; |
5d08cd1d | 855 | struct timer_list statistics_periodic; |
a9e1cb6a | 856 | struct timer_list ucode_trace; |
a9e1cb6a WYG |
857 | |
858 | struct iwl_event_log event_log; | |
5ed540ae WYG |
859 | |
860 | struct led_classdev led; | |
861 | unsigned long blink_on, blink_off; | |
862 | bool led_registered; | |
3a6490c0 | 863 | |
5ef15ccc | 864 | #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE |
3a6490c0 | 865 | struct iwl_test tst; |
4e308119 | 866 | u32 tm_fixed_rate; |
c10e2c10 | 867 | #endif |
6489854b | 868 | |
c8ac61cf JB |
869 | /* WoWLAN GTK rekey data */ |
870 | u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; | |
871 | __le64 replay_ctr; | |
872 | __le16 last_seq_ctl; | |
873 | bool have_rekey_data; | |
2fdfc476 MV |
874 | |
875 | /* device_pointers: pointers to ucode event tables */ | |
876 | struct { | |
877 | u32 error_event_table; | |
878 | u32 log_event_table; | |
879 | } device_pointers; | |
a42506eb MV |
880 | |
881 | /* indicator of loaded ucode image */ | |
882 | enum iwl_ucode_type cur_ucode; | |
c79dd5b5 | 883 | }; /*iwl_priv */ |
5d08cd1d | 884 | |
246ed355 JB |
885 | static inline struct iwl_rxon_context * |
886 | iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif) | |
887 | { | |
888 | struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; | |
889 | ||
890 | return vif_priv->ctx; | |
891 | } | |
892 | ||
893 | #define for_each_context(priv, ctx) \ | |
894 | for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \ | |
895 | ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \ | |
a18f61bc | 896 | if (priv->valid_contexts & BIT(ctx->ctxid)) |
246ed355 | 897 | |
054ec924 | 898 | static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx) |
246ed355 | 899 | { |
054ec924 | 900 | return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; |
246ed355 JB |
901 | } |
902 | ||
054ec924 JB |
903 | static inline int iwl_is_associated(struct iwl_priv *priv, |
904 | enum iwl_rxon_context_id ctxid) | |
246ed355 | 905 | { |
054ec924 | 906 | return iwl_is_associated_ctx(&priv->contexts[ctxid]); |
246ed355 | 907 | } |
a332f8d6 | 908 | |
054ec924 | 909 | static inline int iwl_is_any_associated(struct iwl_priv *priv) |
5d08cd1d | 910 | { |
054ec924 JB |
911 | struct iwl_rxon_context *ctx; |
912 | for_each_context(priv, ctx) | |
913 | if (iwl_is_associated_ctx(ctx)) | |
914 | return true; | |
915 | return false; | |
5d08cd1d CH |
916 | } |
917 | ||
be1f3ab6 | 918 | #endif /* __iwl_dev_h__ */ |