-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathsmd.c
2351 lines (1969 loc) · 64.4 KB
/
smd.c
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
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* Copyright (c) 2013 Eugene Krasnikov <[email protected]>
* Copyright (c) 2013 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/etherdevice.h>
#include <linux/firmware.h>
#include <linux/bitops.h>
#include "smd.h"
struct wcn36xx_cfg_val {
u32 cfg_id;
u32 value;
};
#define WCN36XX_CFG_VAL(id, val) \
{ \
.cfg_id = WCN36XX_HAL_CFG_ ## id, \
.value = val \
}
static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = {
WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1),
WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1),
WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0),
WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785),
WCN36XX_CFG_VAL(CAL_PERIOD, 5),
WCN36XX_CFG_VAL(CAL_CONTROL, 1),
WCN36XX_CFG_VAL(PROXIMITY, 0),
WCN36XX_CFG_VAL(NETWORK_DENSITY, 3),
WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000),
WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64),
WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347),
WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 6),
WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 6),
WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000),
WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5),
WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10),
WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15),
WCN36XX_CFG_VAL(FIXED_RATE, 0),
WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4),
WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0),
WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0),
WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5),
WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1),
WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5),
WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5),
WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40),
WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200),
WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1),
WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1),
WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20),
WCN36XX_CFG_VAL(STATS_PERIOD, 10),
WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000),
WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0),
WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128),
WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560),
WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0),
WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1),
WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1),
WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0),
WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10),
WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0),
};
/* This is an 802.11 header with ethertype 3660 */
const char dump_hdr_f[] = {0x88,0x01,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0xff,0xff,0xff,0xff,0xff,0x00, 0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0xaa,0xaa,0x03,0x00,0x00,0x00,0x36,0x60};
const char dump_hdr_t[] = {0x88,0x01,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01, 0xff,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0x00,0xaa,0xaa,0x03,0x00,0x00,0x00,0x36,0x60};
u8 dump_buf[8192];
static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value)
{
struct wcn36xx_hal_cfg *entry;
u32 *val;
if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) {
wcn36xx_err("Not enough room for TLV entry\n");
return -ENOMEM;
}
entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len);
entry->id = id;
entry->len = sizeof(u32);
entry->pad_bytes = 0;
entry->reserve = 0;
val = (u32 *) (entry + 1);
*val = value;
*len += sizeof(*entry) + sizeof(u32);
return 0;
}
static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn,
struct ieee80211_sta *sta,
struct wcn36xx_hal_config_bss_params *bss_params)
{
if (IEEE80211_BAND_5GHZ == WCN36XX_BAND(wcn))
bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE;
else if (sta && sta->ht_cap.ht_supported)
bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE;
else if (sta && (sta->supp_rates[IEEE80211_BAND_2GHZ] & 0x7f))
bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE;
else
bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE;
}
static inline u8 is_cap_supported(unsigned long caps, unsigned long flag)
{
return caps & flag ? 1 : 0;
}
static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct wcn36xx_hal_config_bss_params *bss_params)
{
if (sta && sta->ht_cap.ht_supported) {
unsigned long caps = sta->ht_cap.cap;
bss_params->ht = sta->ht_cap.ht_supported;
bss_params->tx_channel_width_set = is_cap_supported(caps,
IEEE80211_HT_CAP_SUP_WIDTH_20_40);
bss_params->lsig_tx_op_protection_full_support =
is_cap_supported(caps,
IEEE80211_HT_CAP_LSIG_TXOP_PROT);
bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode;
bss_params->lln_non_gf_coexist =
!!(vif->bss_conf.ht_operation_mode &
IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
/* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */
bss_params->dual_cts_protection = 0;
/* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */
bss_params->ht20_coexist = 0;
}
}
static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta,
struct wcn36xx_hal_config_sta_params *sta_params)
{
if (sta->ht_cap.ht_supported) {
unsigned long caps = sta->ht_cap.cap;
sta_params->ht_capable = sta->ht_cap.ht_supported;
sta_params->tx_channel_width_set = is_cap_supported(caps,
IEEE80211_HT_CAP_SUP_WIDTH_20_40);
sta_params->lsig_txop_protection = is_cap_supported(caps,
IEEE80211_HT_CAP_LSIG_TXOP_PROT);
sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor;
sta_params->max_ampdu_density = sta->ht_cap.ampdu_density;
sta_params->max_amsdu_size = is_cap_supported(caps,
IEEE80211_HT_CAP_MAX_AMSDU);
sta_params->sgi_20Mhz = is_cap_supported(caps,
IEEE80211_HT_CAP_SGI_20);
sta_params->sgi_40mhz = is_cap_supported(caps,
IEEE80211_HT_CAP_SGI_40);
sta_params->green_field_capable = is_cap_supported(caps,
IEEE80211_HT_CAP_GRN_FLD);
sta_params->delayed_ba_support = is_cap_supported(caps,
IEEE80211_HT_CAP_DELAY_BA);
sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps,
IEEE80211_HT_CAP_DSSSCCK40);
}
}
static void wcn36xx_smd_set_sta_default_ht_params(
struct wcn36xx_hal_config_sta_params *sta_params)
{
sta_params->ht_capable = 1;
sta_params->tx_channel_width_set = 1;
sta_params->lsig_txop_protection = 1;
sta_params->max_ampdu_size = 3;
sta_params->max_ampdu_density = 5;
sta_params->max_amsdu_size = 0;
sta_params->sgi_20Mhz = 1;
sta_params->sgi_40mhz = 1;
sta_params->green_field_capable = 1;
sta_params->delayed_ba_support = 0;
sta_params->dsss_cck_mode_40mhz = 1;
}
static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct wcn36xx_hal_config_sta_params *sta_params)
{
struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
struct wcn36xx_sta *sta_priv = NULL;
if (vif->type == NL80211_IFTYPE_ADHOC ||
vif->type == NL80211_IFTYPE_AP ||
vif->type == NL80211_IFTYPE_MESH_POINT) {
sta_params->type = 1;
sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX;
} else {
sta_params->type = 0;
sta_params->sta_index = vif_priv->self_sta_index;
}
sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn);
/*
* In STA mode ieee80211_sta contains bssid and ieee80211_vif
* contains our mac address. In AP mode we are bssid so vif
* contains bssid and ieee80211_sta contains mac.
*/
if (NL80211_IFTYPE_STATION == vif->type)
memcpy(&sta_params->mac, vif->addr, ETH_ALEN);
else
memcpy(&sta_params->bssid, vif->addr, ETH_ALEN);
sta_params->encrypt_type = vif_priv->encrypt_type;
sta_params->short_preamble_supported = true;
sta_params->rifs_mode = 0;
sta_params->rmf = 0;
sta_params->action = 0;
sta_params->uapsd = 0;
sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC;
sta_params->max_ampdu_duration = 0;
sta_params->bssid_index = vif_priv->bss_index;
sta_params->p2p = 0;
if (sta) {
sta_priv = wcn36xx_sta_to_priv(sta);
if (NL80211_IFTYPE_STATION == vif->type)
memcpy(&sta_params->bssid, sta->addr, ETH_ALEN);
else
memcpy(&sta_params->mac, sta->addr, ETH_ALEN);
sta_params->wmm_enabled = sta->wme;
sta_params->max_sp_len = sta->max_sp;
sta_params->aid = sta_priv->aid;
wcn36xx_smd_set_sta_ht_params(sta, sta_params);
memcpy(&sta_params->supported_rates, &sta_priv->supported_rates,
sizeof(sta_priv->supported_rates));
} else {
wcn36xx_set_default_rates(&sta_params->supported_rates);
wcn36xx_smd_set_sta_default_ht_params(sta_params);
}
}
static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len)
{
int ret = 0;
unsigned long start;
wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len);
memcpy(dump_buf, dump_hdr_t, 0x22);
memcpy(dump_buf + 0x22, wcn->hal_buf, len);
print_hex_dump(KERN_DEBUG, "wcnxxd: HAL >>> ",
DUMP_PREFIX_OFFSET, 32, 1,
dump_buf, len + 0x22, false);
init_completion(&wcn->hal_rsp_compl);
start = jiffies;
ret = wcn->ctrl_ops->tx(wcn->hal_buf, len);
if (ret) {
wcn36xx_err("HAL TX failed\n");
goto out;
}
if (wait_for_completion_timeout(&wcn->hal_rsp_compl,
msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) {
wcn36xx_err("Timeout! No SMD response in %dms\n",
HAL_MSG_TIMEOUT);
ret = -ETIME;
goto out;
}
wcn36xx_dbg(WCN36XX_DBG_SMD, "SMD command completed in %dms\n",
jiffies_to_msecs(jiffies - start));
out:
return ret;
}
static void init_hal_msg(struct wcn36xx_hal_msg_header *hdr,
enum wcn36xx_hal_host_msg_type msg_type,
size_t msg_size)
{
memset(hdr, 0, msg_size + sizeof(*hdr));
hdr->msg_type = msg_type;
hdr->msg_version = WCN36XX_HAL_MSG_VERSION0;
hdr->len = msg_size + sizeof(*hdr);
}
#define INIT_HAL_MSG(msg_body, type) \
do { \
memset(&msg_body, 0, sizeof(msg_body)); \
msg_body.header.msg_type = type; \
msg_body.header.msg_version = WCN36XX_HAL_MSG_VERSION0; \
msg_body.header.len = sizeof(msg_body); \
} while (0) \
#define PREPARE_HAL_BUF(send_buf, msg_body) \
do { \
memset(send_buf, 0, msg_body.header.len); \
memcpy(send_buf, &msg_body, sizeof(msg_body)); \
} while (0) \
static int wcn36xx_smd_rsp_status_check(void *buf, size_t len)
{
struct wcn36xx_fw_msg_status_rsp *rsp;
if (len < sizeof(struct wcn36xx_hal_msg_header) +
sizeof(struct wcn36xx_fw_msg_status_rsp))
return -EIO;
rsp = (struct wcn36xx_fw_msg_status_rsp *)
(buf + sizeof(struct wcn36xx_hal_msg_header));
if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status)
return rsp->status;
return 0;
}
int wcn36xx_smd_load_nv(struct wcn36xx *wcn)
{
struct nv_data *nv_d;
struct wcn36xx_hal_nv_img_download_req_msg msg_body;
int fw_bytes_left;
int ret;
u16 fm_offset = 0;
if (!wcn->nv) {
ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev);
if (ret) {
wcn36xx_err("Failed to load nv file %s: %d\n",
WLAN_NV_FILE, ret);
goto out;
}
}
nv_d = (struct nv_data *)wcn->nv->data;
INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ);
msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE;
msg_body.frag_number = 0;
/* hal_buf must be protected with mutex */
mutex_lock(&wcn->hal_mutex);
do {
fw_bytes_left = wcn->nv->size - fm_offset - 4;
if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) {
msg_body.last_fragment = 0;
msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE;
} else {
msg_body.last_fragment = 1;
msg_body.nv_img_buffer_size = fw_bytes_left;
/* Do not forget update general message len */
msg_body.header.len = sizeof(msg_body) + fw_bytes_left;
}
/* Add load NV request message header */
memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body));
/* Add NV body itself */
memcpy(wcn->hal_buf + sizeof(msg_body),
&nv_d->table + fm_offset,
msg_body.nv_img_buffer_size);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret)
goto out_unlock;
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf,
wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_load_nv response failed err=%d\n",
ret);
goto out_unlock;
}
msg_body.frag_number++;
fm_offset += WCN36XX_NV_FRAGMENT_SIZE;
} while (msg_body.last_fragment != 1);
out_unlock:
mutex_unlock(&wcn->hal_mutex);
out: return ret;
}
static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len)
{
struct wcn36xx_hal_mac_start_rsp_msg *rsp;
if (len < sizeof(*rsp))
return -EIO;
rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf;
if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status)
return -EIO;
memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version,
WCN36XX_HAL_VERSION_LENGTH);
memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version,
WCN36XX_HAL_VERSION_LENGTH);
/* null terminate the strings, just in case */
wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0';
wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0';
wcn->fw_revision = rsp->start_rsp_params.version.revision;
wcn->fw_version = rsp->start_rsp_params.version.version;
wcn->fw_minor = rsp->start_rsp_params.version.minor;
wcn->fw_major = rsp->start_rsp_params.version.major;
wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n",
wcn->wlan_version, wcn->crm_version);
wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n",
wcn->fw_major, wcn->fw_minor,
wcn->fw_version, wcn->fw_revision,
rsp->start_rsp_params.stations,
rsp->start_rsp_params.bssids);
return 0;
}
int wcn36xx_smd_start(struct wcn36xx *wcn)
{
struct wcn36xx_hal_mac_start_req_msg msg_body, *body;
int ret = 0;
int i;
size_t len;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ);
msg_body.params.type = DRIVER_TYPE_PRODUCTION;
msg_body.params.len = 0;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
body = (struct wcn36xx_hal_mac_start_req_msg *) wcn->hal_buf;
len = body->header.len;
for (i = 0; i < ARRAY_SIZE(wcn36xx_cfg_vals); i++) {
ret = put_cfg_tlv_u32(wcn, &len, wcn36xx_cfg_vals[i].cfg_id,
wcn36xx_cfg_vals[i].value);
if (ret)
goto out;
}
body->header.len = len;
body->params.len = len - sizeof(*body);
wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n",
msg_body.params.type);
ret = wcn36xx_smd_send_and_wait(wcn, body->header.len);
if (ret) {
wcn36xx_err("Sending hal_start failed\n");
goto out;
}
ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_start response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_stop(struct wcn36xx *wcn)
{
struct wcn36xx_hal_mac_stop_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ);
msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_stop failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_stop response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode)
{
struct wcn36xx_hal_init_scan_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ);
msg_body.mode = mode;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_init_scan failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_init_scan response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_start_scan(struct wcn36xx *wcn)
{
struct wcn36xx_hal_start_scan_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ);
msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn);
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n",
msg_body.scan_channel);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_start_scan failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_start_scan response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_end_scan(struct wcn36xx *wcn)
{
struct wcn36xx_hal_end_scan_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ);
msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn);
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n",
msg_body.scan_channel);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_end_scan failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_end_scan response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_finish_scan(struct wcn36xx *wcn,
enum wcn36xx_hal_sys_mode mode)
{
struct wcn36xx_hal_finish_scan_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ);
msg_body.mode = mode;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n",
msg_body.mode);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_finish_scan failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_finish_scan response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len)
{
struct wcn36xx_hal_switch_channel_rsp_msg *rsp;
int ret = 0;
ret = wcn36xx_smd_rsp_status_check(buf, len);
if (ret)
return ret;
rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf;
wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n",
rsp->channel_number, rsp->status);
return ret;
}
int wcn36xx_smd_switch_channel(struct wcn36xx *wcn,
struct ieee80211_vif *vif, int ch)
{
struct wcn36xx_hal_switch_channel_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ);
msg_body.channel_number = (u8)ch;
msg_body.tx_mgmt_power = 0xbf;
msg_body.max_tx_power = 0xbf;
memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN);
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_switch_channel failed\n");
goto out;
}
ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_switch_channel response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len)
{
struct wcn36xx_hal_update_scan_params_resp *rsp;
rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf;
/* Remove the PNO version bit */
rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK));
if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) {
wcn36xx_warn("error response from update scan\n");
return rsp->status;
}
return 0;
}
int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn)
{
struct wcn36xx_hal_update_scan_params_req msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ);
msg_body.dot11d_enabled = 0;
msg_body.dot11d_resolved = 0;
msg_body.channel_count = 26;
msg_body.active_min_ch_time = 60;
msg_body.active_max_ch_time = 120;
msg_body.passive_min_ch_time = 60;
msg_body.passive_max_ch_time = 110;
msg_body.state = 0;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal update scan params channel_count %d\n",
msg_body.channel_count);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_update_scan_params failed\n");
goto out;
}
ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf,
wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_update_scan_params response failed err=%d\n",
ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn,
struct ieee80211_vif *vif,
void *buf,
size_t len)
{
struct wcn36xx_hal_add_sta_self_rsp_msg *rsp;
struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
if (len < sizeof(*rsp))
return -EINVAL;
rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf;
if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
wcn36xx_warn("hal add sta self failure: %d\n",
rsp->status);
return rsp->status;
}
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal add sta self status %d self_sta_index %d dpu_index %d\n",
rsp->status, rsp->self_sta_index, rsp->dpu_index);
vif_priv->self_sta_index = rsp->self_sta_index;
vif_priv->self_dpu_desc_index = rsp->dpu_index;
return 0;
}
int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif)
{
struct wcn36xx_hal_add_sta_self_req msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ);
memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN);
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal add sta self self_addr %pM status %d\n",
msg_body.self_addr, msg_body.status);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_add_sta_self failed\n");
goto out;
}
ret = wcn36xx_smd_add_sta_self_rsp(wcn,
vif,
wcn->hal_buf,
wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr)
{
struct wcn36xx_hal_del_sta_self_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ);
memcpy(&msg_body.self_addr, addr, ETH_ALEN);
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_delete_sta_self failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_delete_sta_self response failed err=%d\n",
ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index)
{
struct wcn36xx_hal_delete_sta_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ);
msg_body.sta_index = sta_index;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal delete sta sta_index %d\n",
msg_body.sta_index);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_delete_sta failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_delete_sta response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
static int wcn36xx_smd_join_rsp(void *buf, size_t len)
{
struct wcn36xx_hal_join_rsp_msg *rsp;
if (wcn36xx_smd_rsp_status_check(buf, len))
return -EIO;
rsp = (struct wcn36xx_hal_join_rsp_msg *)buf;
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal rsp join status %d tx_mgmt_power %d\n",
rsp->status, rsp->tx_mgmt_power);
return 0;
}
int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch)
{
struct wcn36xx_hal_join_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ);
memcpy(&msg_body.bssid, bssid, ETH_ALEN);
memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN);
msg_body.channel = ch;
if (conf_is_ht40_minus(&wcn->hw->conf))
msg_body.secondary_channel_offset =
PHY_DOUBLE_CHANNEL_HIGH_PRIMARY;
else if (conf_is_ht40_plus(&wcn->hw->conf))
msg_body.secondary_channel_offset =
PHY_DOUBLE_CHANNEL_LOW_PRIMARY;
else
msg_body.secondary_channel_offset =
PHY_SINGLE_CHANNEL_CENTERED;
msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE;
msg_body.max_tx_power = 0xbf;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n",
msg_body.bssid, msg_body.self_sta_mac_addr,
msg_body.channel, msg_body.link_state);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_join failed\n");
goto out;
}
ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_join response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid,
const u8 *sta_mac,
enum wcn36xx_hal_link_state state)
{
struct wcn36xx_hal_set_link_state_req_msg msg_body;
int ret = 0;
mutex_lock(&wcn->hal_mutex);
INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ);
memcpy(&msg_body.bssid, bssid, ETH_ALEN);
memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN);
msg_body.state = state;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
wcn36xx_dbg(WCN36XX_DBG_HAL,
"hal set link state bssid %pM self_mac_addr %pM state %d\n",
msg_body.bssid, msg_body.self_mac_addr, msg_body.state);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
if (ret) {
wcn36xx_err("Sending hal_set_link_st failed\n");
goto out;
}
ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
if (ret) {
wcn36xx_err("hal_set_link_st response failed err=%d\n", ret);
goto out;
}
out:
mutex_unlock(&wcn->hal_mutex);
return ret;
}
static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn,
const struct wcn36xx_hal_config_sta_params *orig,
struct wcn36xx_hal_config_sta_params_v1 *v1)
{
/* convert orig to v1 format */
memcpy(&v1->bssid, orig->bssid, ETH_ALEN);
memcpy(&v1->mac, orig->mac, ETH_ALEN);
v1->aid = orig->aid;
v1->type = orig->type;
v1->short_preamble_supported = orig->short_preamble_supported;
v1->listen_interval = orig->listen_interval;
v1->wmm_enabled = orig->wmm_enabled;
v1->ht_capable = orig->ht_capable;
v1->tx_channel_width_set = orig->tx_channel_width_set;
v1->rifs_mode = orig->rifs_mode;
v1->lsig_txop_protection = orig->lsig_txop_protection;
v1->max_ampdu_size = orig->max_ampdu_size;
v1->max_ampdu_density = orig->max_ampdu_density;
v1->sgi_40mhz = orig->sgi_40mhz;
v1->sgi_20Mhz = orig->sgi_20Mhz;
v1->rmf = orig->rmf;
v1->encrypt_type = orig->encrypt_type;
v1->action = orig->action;
v1->uapsd = orig->uapsd;
v1->max_sp_len = orig->max_sp_len;
v1->green_field_capable = orig->green_field_capable;
v1->mimo_ps = orig->mimo_ps;
v1->delayed_ba_support = orig->delayed_ba_support;
v1->max_ampdu_duration = orig->max_ampdu_duration;
v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz;
memcpy(&v1->supported_rates, &orig->supported_rates,
sizeof(orig->supported_rates));
v1->sta_index = orig->sta_index;
v1->bssid_index = orig->bssid_index;
v1->p2p = orig->p2p;
}
static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn,
struct ieee80211_sta *sta,
void *buf,
size_t len)
{
struct wcn36xx_hal_config_sta_rsp_msg *rsp;
struct config_sta_rsp_params *params;
struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta);
if (len < sizeof(*rsp))
return -EINVAL;
rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf;
params = &rsp->params;