1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
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
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
|
/******************************************************************************
*
* Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved.
*
* 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 in the
* file called LICENSE.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
*****************************************************************************/
/*
* DVM device-specific data & functions
*/
#include "iwl-io.h"
#include "iwl-prph.h"
#include "iwl-eeprom-parse.h"
#include "agn.h"
#include "dev.h"
#include "commands.h"
/*
* 1000 series
* ===========
*/
/*
* For 1000, use advance thermal throttling critical temperature threshold,
* but legacy thermal management implementation for now.
* This is for the reason of 1000 uCode using advance thermal throttling API
* but not implement ct_kill_exit based on ct_kill exit temperature
* so the thermal throttling will still based on legacy thermal throttling
* management.
* The code here need to be modified once 1000 uCode has the advanced thermal
* throttling algorithm in place
*/
static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
{
/* want Celsius */
priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
}
/* NIC configuration for 1000 series */
static void iwl1000_nic_config(struct iwl_priv *priv)
{
/* Setting digital SVR for 1000 card to 1.32V */
/* locking is acquired in iwl_set_bits_mask_prph() function */
iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
APMG_SVR_DIGITAL_VOLTAGE_1_32,
~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
}
/**
* iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time
* @priv -- pointer to iwl_priv data structure
* @tsf_bits -- number of bits need to shift for masking)
*/
static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv,
u16 tsf_bits)
{
return (1 << tsf_bits) - 1;
}
/**
* iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time
* @priv -- pointer to iwl_priv data structure
* @tsf_bits -- number of bits need to shift for masking)
*/
static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv,
u16 tsf_bits)
{
return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
}
/*
* extended beacon time format
* time in usec will be changed into a 32-bit value in extended:internal format
* the extended part is the beacon counts
* the internal part is the time in usec within one beacon interval
*/
static u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec,
u32 beacon_interval)
{
u32 quot;
u32 rem;
u32 interval = beacon_interval * TIME_UNIT;
if (!interval || !usec)
return 0;
quot = (usec / interval) &
(iwl_beacon_time_mask_high(priv, IWLAGN_EXT_BEACON_TIME_POS) >>
IWLAGN_EXT_BEACON_TIME_POS);
rem = (usec % interval) & iwl_beacon_time_mask_low(priv,
IWLAGN_EXT_BEACON_TIME_POS);
return (quot << IWLAGN_EXT_BEACON_TIME_POS) + rem;
}
/* base is usually what we get from ucode with each received frame,
* the same as HW timer counter counting down
*/
static __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
u32 addon, u32 beacon_interval)
{
u32 base_low = base & iwl_beacon_time_mask_low(priv,
IWLAGN_EXT_BEACON_TIME_POS);
u32 addon_low = addon & iwl_beacon_time_mask_low(priv,
IWLAGN_EXT_BEACON_TIME_POS);
u32 interval = beacon_interval * TIME_UNIT;
u32 res = (base & iwl_beacon_time_mask_high(priv,
IWLAGN_EXT_BEACON_TIME_POS)) +
(addon & iwl_beacon_time_mask_high(priv,
IWLAGN_EXT_BEACON_TIME_POS));
if (base_low > addon_low)
res += base_low - addon_low;
else if (base_low < addon_low) {
res += interval + base_low - addon_low;
res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
} else
res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
return cpu_to_le32(res);
}
static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
.min_nrg_cck = 95,
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
.auto_corr_min_ofdm_x1 = 120,
.auto_corr_min_ofdm_mrc_x1 = 240,
.auto_corr_max_ofdm = 120,
.auto_corr_max_ofdm_mrc = 210,
.auto_corr_max_ofdm_x1 = 155,
.auto_corr_max_ofdm_mrc_x1 = 290,
.auto_corr_min_cck = 125,
.auto_corr_max_cck = 200,
.auto_corr_min_cck_mrc = 170,
.auto_corr_max_cck_mrc = 400,
.nrg_th_cck = 95,
.nrg_th_ofdm = 95,
.barker_corr_th_min = 190,
.barker_corr_th_min_mrc = 390,
.nrg_th_cca = 62,
};
static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
{
iwl1000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
priv->hw_params.sens = &iwl1000_sensitivity;
}
const struct iwl_dvm_cfg iwl_dvm_1000_cfg = {
.set_hw_params = iwl1000_hw_set_hw_params,
.nic_config = iwl1000_nic_config,
.temperature = iwlagn_temperature,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF,
.chain_noise_scale = 1000,
};
/*
* 2000 series
* ===========
*/
static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
{
/* want Celsius */
priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
}
/* NIC configuration for 2000 series */
static void iwl2000_nic_config(struct iwl_priv *priv)
{
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
}
static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
.min_nrg_cck = 97,
.auto_corr_min_ofdm = 80,
.auto_corr_min_ofdm_mrc = 128,
.auto_corr_min_ofdm_x1 = 105,
.auto_corr_min_ofdm_mrc_x1 = 192,
.auto_corr_max_ofdm = 145,
.auto_corr_max_ofdm_mrc = 232,
.auto_corr_max_ofdm_x1 = 110,
.auto_corr_max_ofdm_mrc_x1 = 232,
.auto_corr_min_cck = 125,
.auto_corr_max_cck = 175,
.auto_corr_min_cck_mrc = 160,
.auto_corr_max_cck_mrc = 310,
.nrg_th_cck = 97,
.nrg_th_ofdm = 100,
.barker_corr_th_min = 190,
.barker_corr_th_min_mrc = 390,
.nrg_th_cca = 62,
};
static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
{
iwl2000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
priv->hw_params.sens = &iwl2000_sensitivity;
}
const struct iwl_dvm_cfg iwl_dvm_2000_cfg = {
.set_hw_params = iwl2000_hw_set_hw_params,
.nic_config = iwl2000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.hd_v2 = true,
.need_temp_offset_calib = true,
.temp_offset_v2 = true,
};
const struct iwl_dvm_cfg iwl_dvm_105_cfg = {
.set_hw_params = iwl2000_hw_set_hw_params,
.nic_config = iwl2000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.hd_v2 = true,
.need_temp_offset_calib = true,
.temp_offset_v2 = true,
.adv_pm = true,
};
static const struct iwl_dvm_bt_params iwl2030_bt_params = {
/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
.advanced_bt_coexist = true,
.agg_time_limit = BT_AGG_THRESHOLD_DEF,
.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT32,
.bt_sco_disable = true,
.bt_session_2 = true,
};
const struct iwl_dvm_cfg iwl_dvm_2030_cfg = {
.set_hw_params = iwl2000_hw_set_hw_params,
.nic_config = iwl2000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.hd_v2 = true,
.bt_params = &iwl2030_bt_params,
.need_temp_offset_calib = true,
.temp_offset_v2 = true,
.adv_pm = true,
};
/*
* 5000 series
* ===========
*/
/* NIC configuration for 5000 series */
static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
.min_nrg_cck = 100,
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
.auto_corr_min_ofdm_x1 = 105,
.auto_corr_min_ofdm_mrc_x1 = 220,
.auto_corr_max_ofdm = 120,
.auto_corr_max_ofdm_mrc = 210,
.auto_corr_max_ofdm_x1 = 120,
.auto_corr_max_ofdm_mrc_x1 = 240,
.auto_corr_min_cck = 125,
.auto_corr_max_cck = 200,
.auto_corr_min_cck_mrc = 200,
.auto_corr_max_cck_mrc = 400,
.nrg_th_cck = 100,
.nrg_th_ofdm = 100,
.barker_corr_th_min = 190,
.barker_corr_th_min_mrc = 390,
.nrg_th_cca = 62,
};
static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
.min_nrg_cck = 95,
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
.auto_corr_min_ofdm_x1 = 105,
.auto_corr_min_ofdm_mrc_x1 = 220,
.auto_corr_max_ofdm = 120,
.auto_corr_max_ofdm_mrc = 210,
/* max = min for performance bug in 5150 DSP */
.auto_corr_max_ofdm_x1 = 105,
.auto_corr_max_ofdm_mrc_x1 = 220,
.auto_corr_min_cck = 125,
.auto_corr_max_cck = 200,
.auto_corr_min_cck_mrc = 170,
.auto_corr_max_cck_mrc = 400,
.nrg_th_cck = 95,
.nrg_th_ofdm = 95,
.barker_corr_th_min = 190,
.barker_corr_th_min_mrc = 390,
.nrg_th_cca = 62,
};
#define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF (-5)
static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
{
u16 temperature, voltage;
temperature = le16_to_cpu(priv->nvm_data->kelvin_temperature);
voltage = le16_to_cpu(priv->nvm_data->kelvin_voltage);
/* offset = temp - volt / coeff */
return (s32)(temperature -
voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
}
static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
{
const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
iwl_temp_calib_to_offset(priv);
priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
}
static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
{
/* want Celsius */
priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
}
static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
{
iwl5000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
priv->hw_params.sens = &iwl5000_sensitivity;
}
static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
{
iwl5150_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
priv->hw_params.sens = &iwl5150_sensitivity;
}
static void iwl5150_temperature(struct iwl_priv *priv)
{
u32 vt = 0;
s32 offset = iwl_temp_calib_to_offset(priv);
vt = le32_to_cpu(priv->statistics.common.temperature);
vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
/* now vt hold the temperature in Kelvin */
priv->temperature = KELVIN_TO_CELSIUS(vt);
iwl_tt_handler(priv);
}
static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
struct ieee80211_channel_switch *ch_switch)
{
/*
* MULTI-FIXME
* See iwlagn_mac_channel_switch.
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl5000_channel_switch_cmd cmd;
u32 switch_time_in_usec, ucode_switch_time;
u16 ch;
u32 tsf_low;
u8 switch_count;
u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
struct ieee80211_vif *vif = ctx->vif;
struct iwl_host_cmd hcmd = {
.id = REPLY_CHANNEL_SWITCH,
.len = { sizeof(cmd), },
.flags = CMD_SYNC,
.data = { &cmd, },
};
cmd.band = priv->band == IEEE80211_BAND_2GHZ;
ch = ch_switch->chandef.chan->hw_value;
IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
ctx->active.channel, ch);
cmd.channel = cpu_to_le16(ch);
cmd.rxon_flags = ctx->staging.flags;
cmd.rxon_filter_flags = ctx->staging.filter_flags;
switch_count = ch_switch->count;
tsf_low = ch_switch->timestamp & 0x0ffffffff;
/*
* calculate the ucode channel switch time
* adding TSF as one of the factor for when to switch
*/
if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
beacon_interval)) {
switch_count -= (priv->ucode_beacon_time -
tsf_low) / beacon_interval;
} else
switch_count = 0;
}
if (switch_count <= 1)
cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
else {
switch_time_in_usec =
vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
ucode_switch_time = iwl_usecs_to_beacons(priv,
switch_time_in_usec,
beacon_interval);
cmd.switch_time = iwl_add_beacon_time(priv,
priv->ucode_beacon_time,
ucode_switch_time,
beacon_interval);
}
IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
cmd.switch_time);
cmd.expect_beacon =
ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
return iwl_dvm_send_cmd(priv, &hcmd);
}
const struct iwl_dvm_cfg iwl_dvm_5000_cfg = {
.set_hw_params = iwl5000_hw_set_hw_params,
.set_channel_switch = iwl5000_hw_channel_switch,
.temperature = iwlagn_temperature,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.no_idle_support = true,
};
const struct iwl_dvm_cfg iwl_dvm_5150_cfg = {
.set_hw_params = iwl5150_hw_set_hw_params,
.set_channel_switch = iwl5000_hw_channel_switch,
.temperature = iwl5150_temperature,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.no_idle_support = true,
.no_xtal_calib = true,
};
/*
* 6000 series
* ===========
*/
static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
{
/* want Celsius */
priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
}
/* NIC configuration for 6000 series */
static void iwl6000_nic_config(struct iwl_priv *priv)
{
switch (priv->cfg->device_family) {
case IWL_DEVICE_FAMILY_6005:
case IWL_DEVICE_FAMILY_6030:
case IWL_DEVICE_FAMILY_6000:
break;
case IWL_DEVICE_FAMILY_6000i:
/* 2x2 IPA phy type */
iwl_write32(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
break;
case IWL_DEVICE_FAMILY_6050:
/* Indicate calibration version to uCode. */
if (priv->nvm_data->calib_version >= 6)
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
break;
case IWL_DEVICE_FAMILY_6150:
/* Indicate calibration version to uCode. */
if (priv->nvm_data->calib_version >= 6)
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_6050_1x2);
break;
default:
WARN_ON(1);
}
}
static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
.min_nrg_cck = 110,
.auto_corr_min_ofdm = 80,
.auto_corr_min_ofdm_mrc = 128,
.auto_corr_min_ofdm_x1 = 105,
.auto_corr_min_ofdm_mrc_x1 = 192,
.auto_corr_max_ofdm = 145,
.auto_corr_max_ofdm_mrc = 232,
.auto_corr_max_ofdm_x1 = 110,
.auto_corr_max_ofdm_mrc_x1 = 232,
.auto_corr_min_cck = 125,
.auto_corr_max_cck = 175,
.auto_corr_min_cck_mrc = 160,
.auto_corr_max_cck_mrc = 310,
.nrg_th_cck = 110,
.nrg_th_ofdm = 110,
.barker_corr_th_min = 190,
.barker_corr_th_min_mrc = 336,
.nrg_th_cca = 62,
};
static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
{
iwl6000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
priv->hw_params.sens = &iwl6000_sensitivity;
}
static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
struct ieee80211_channel_switch *ch_switch)
{
/*
* MULTI-FIXME
* See iwlagn_mac_channel_switch.
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl6000_channel_switch_cmd *cmd;
u32 switch_time_in_usec, ucode_switch_time;
u16 ch;
u32 tsf_low;
u8 switch_count;
u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
struct ieee80211_vif *vif = ctx->vif;
struct iwl_host_cmd hcmd = {
.id = REPLY_CHANNEL_SWITCH,
.len = { sizeof(*cmd), },
.flags = CMD_SYNC,
.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
};
int err;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd)
return -ENOMEM;
hcmd.data[0] = cmd;
cmd->band = priv->band == IEEE80211_BAND_2GHZ;
ch = ch_switch->chandef.chan->hw_value;
IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
ctx->active.channel, ch);
cmd->channel = cpu_to_le16(ch);
cmd->rxon_flags = ctx->staging.flags;
cmd->rxon_filter_flags = ctx->staging.filter_flags;
switch_count = ch_switch->count;
tsf_low = ch_switch->timestamp & 0x0ffffffff;
/*
* calculate the ucode channel switch time
* adding TSF as one of the factor for when to switch
*/
if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
beacon_interval)) {
switch_count -= (priv->ucode_beacon_time -
tsf_low) / beacon_interval;
} else
switch_count = 0;
}
if (switch_count <= 1)
cmd->switch_time = cpu_to_le32(priv->ucode_beacon_time);
else {
switch_time_in_usec =
vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
ucode_switch_time = iwl_usecs_to_beacons(priv,
switch_time_in_usec,
beacon_interval);
cmd->switch_time = iwl_add_beacon_time(priv,
priv->ucode_beacon_time,
ucode_switch_time,
beacon_interval);
}
IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
cmd->switch_time);
cmd->expect_beacon =
ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
err = iwl_dvm_send_cmd(priv, &hcmd);
kfree(cmd);
return err;
}
const struct iwl_dvm_cfg iwl_dvm_6000_cfg = {
.set_hw_params = iwl6000_hw_set_hw_params,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1000,
};
const struct iwl_dvm_cfg iwl_dvm_6005_cfg = {
.set_hw_params = iwl6000_hw_set_hw_params,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.need_temp_offset_calib = true,
};
const struct iwl_dvm_cfg iwl_dvm_6050_cfg = {
.set_hw_params = iwl6000_hw_set_hw_params,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1500,
};
static const struct iwl_dvm_bt_params iwl6000_bt_params = {
/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
.advanced_bt_coexist = true,
.agg_time_limit = BT_AGG_THRESHOLD_DEF,
.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
.bt_sco_disable = true,
};
const struct iwl_dvm_cfg iwl_dvm_6030_cfg = {
.set_hw_params = iwl6000_hw_set_hw_params,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.temperature = iwlagn_temperature,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.bt_params = &iwl6000_bt_params,
.need_temp_offset_calib = true,
.adv_pm = true,
};
|