summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ath/ath10k/qmi.c
blob: 038c5903c0dc15789ae9d192ee308b74c5d796a5 (plain)
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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
// SPDX-License-Identifier: ISC
/*
 * Copyright (c) 2018 The Linux Foundation. All rights reserved.
 */

#include <linux/completion.h>
#include <linux/device.h>
#include <linux/debugfs.h>
#include <linux/idr.h>
#include <linux/kernel.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/module.h>
#include <linux/net.h>
#include <linux/platform_device.h>
#include <linux/firmware/qcom/qcom_scm.h>
#include <linux/soc/qcom/smem.h>
#include <linux/string.h>
#include <net/sock.h>

#include "debug.h"
#include "snoc.h"

#define ATH10K_QMI_CLIENT_ID		0x4b4e454c
#define ATH10K_QMI_TIMEOUT		30
#define SMEM_IMAGE_VERSION_TABLE       469
#define SMEM_IMAGE_TABLE_CNSS_INDEX     13
#define SMEM_IMAGE_VERSION_ENTRY_SIZE	128
#define SMEM_IMAGE_VERSION_NAME_SIZE	75

static int ath10k_qmi_map_msa_permission(struct ath10k_qmi *qmi,
					 struct ath10k_msa_mem_info *mem_info)
{
	struct qcom_scm_vmperm dst_perms[3];
	struct ath10k *ar = qmi->ar;
	u64 src_perms;
	u32 perm_count;
	int ret;

	src_perms = BIT(QCOM_SCM_VMID_HLOS);

	dst_perms[0].vmid = QCOM_SCM_VMID_MSS_MSA;
	dst_perms[0].perm = QCOM_SCM_PERM_RW;
	dst_perms[1].vmid = QCOM_SCM_VMID_WLAN;
	dst_perms[1].perm = QCOM_SCM_PERM_RW;

	if (mem_info->secure) {
		perm_count = 2;
	} else {
		dst_perms[2].vmid = QCOM_SCM_VMID_WLAN_CE;
		dst_perms[2].perm = QCOM_SCM_PERM_RW;
		perm_count = 3;
	}

	ret = qcom_scm_assign_mem(mem_info->addr, mem_info->size,
				  &src_perms, dst_perms, perm_count);
	if (ret < 0)
		ath10k_err(ar, "failed to assign msa map permissions: %d\n", ret);

	return ret;
}

static int ath10k_qmi_unmap_msa_permission(struct ath10k_qmi *qmi,
					   struct ath10k_msa_mem_info *mem_info)
{
	struct qcom_scm_vmperm dst_perms;
	struct ath10k *ar = qmi->ar;
	u64 src_perms;
	int ret;

	src_perms = BIT(QCOM_SCM_VMID_MSS_MSA) | BIT(QCOM_SCM_VMID_WLAN);

	if (!mem_info->secure)
		src_perms |= BIT(QCOM_SCM_VMID_WLAN_CE);

	dst_perms.vmid = QCOM_SCM_VMID_HLOS;
	dst_perms.perm = QCOM_SCM_PERM_RW;

	ret = qcom_scm_assign_mem(mem_info->addr, mem_info->size,
				  &src_perms, &dst_perms, 1);
	if (ret < 0)
		ath10k_err(ar, "failed to unmap msa permissions: %d\n", ret);

	return ret;
}

static int ath10k_qmi_setup_msa_permissions(struct ath10k_qmi *qmi)
{
	int ret;
	int i;

	if (qmi->msa_fixed_perm)
		return 0;

	for (i = 0; i < qmi->nr_mem_region; i++) {
		ret = ath10k_qmi_map_msa_permission(qmi, &qmi->mem_region[i]);
		if (ret)
			goto err_unmap;
	}

	return 0;

err_unmap:
	for (i--; i >= 0; i--)
		ath10k_qmi_unmap_msa_permission(qmi, &qmi->mem_region[i]);
	return ret;
}

static void ath10k_qmi_remove_msa_permission(struct ath10k_qmi *qmi)
{
	int i;

	if (qmi->msa_fixed_perm)
		return;

	for (i = 0; i < qmi->nr_mem_region; i++)
		ath10k_qmi_unmap_msa_permission(qmi, &qmi->mem_region[i]);
}

static int ath10k_qmi_msa_mem_info_send_sync_msg(struct ath10k_qmi *qmi)
{
	struct wlfw_msa_info_resp_msg_v01 resp = {};
	struct wlfw_msa_info_req_msg_v01 req = {};
	struct ath10k *ar = qmi->ar;
	phys_addr_t max_mapped_addr;
	struct qmi_txn txn;
	int ret;
	int i;

	req.msa_addr = ar->msa.paddr;
	req.size = ar->msa.mem_size;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn,
			   wlfw_msa_info_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_MSA_INFO_REQ_V01,
			       WLFW_MSA_INFO_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_msa_info_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send msa mem info req: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "msa info req rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	if (resp.mem_region_info_len > QMI_WLFW_MAX_MEM_REG_V01) {
		ath10k_err(ar, "invalid memory region length received: %d\n",
			   resp.mem_region_info_len);
		ret = -EINVAL;
		goto out;
	}

	max_mapped_addr = ar->msa.paddr + ar->msa.mem_size;
	qmi->nr_mem_region = resp.mem_region_info_len;
	for (i = 0; i < resp.mem_region_info_len; i++) {
		if (resp.mem_region_info[i].size > ar->msa.mem_size ||
		    resp.mem_region_info[i].region_addr > max_mapped_addr ||
		    resp.mem_region_info[i].region_addr < ar->msa.paddr ||
		    resp.mem_region_info[i].size +
		    resp.mem_region_info[i].region_addr > max_mapped_addr) {
			ath10k_err(ar, "received out of range memory region address 0x%llx with size 0x%x, aborting\n",
				   resp.mem_region_info[i].region_addr,
				   resp.mem_region_info[i].size);
			ret = -EINVAL;
			goto fail_unwind;
		}
		qmi->mem_region[i].addr = resp.mem_region_info[i].region_addr;
		qmi->mem_region[i].size = resp.mem_region_info[i].size;
		qmi->mem_region[i].secure = resp.mem_region_info[i].secure_flag;
		ath10k_dbg(ar, ATH10K_DBG_QMI,
			   "qmi msa mem region %d addr 0x%pa size 0x%x flag 0x%08x\n",
			   i, &qmi->mem_region[i].addr,
			   qmi->mem_region[i].size,
			   qmi->mem_region[i].secure);
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi msa mem info request completed\n");
	return 0;

fail_unwind:
	memset(&qmi->mem_region[0], 0, sizeof(qmi->mem_region[0]) * i);
out:
	return ret;
}

static int ath10k_qmi_msa_ready_send_sync_msg(struct ath10k_qmi *qmi)
{
	struct wlfw_msa_ready_resp_msg_v01 resp = {};
	struct wlfw_msa_ready_req_msg_v01 req = {};
	struct ath10k *ar = qmi->ar;
	struct qmi_txn txn;
	int ret;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn,
			   wlfw_msa_ready_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_MSA_READY_REQ_V01,
			       WLFW_MSA_READY_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_msa_ready_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send msa mem ready request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "msa ready request rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi msa mem ready request completed\n");
	return 0;

out:
	return ret;
}

static int ath10k_qmi_bdf_dnld_send_sync(struct ath10k_qmi *qmi)
{
	struct wlfw_bdf_download_resp_msg_v01 resp = {};
	struct wlfw_bdf_download_req_msg_v01 *req;
	struct ath10k *ar = qmi->ar;
	unsigned int remaining;
	struct qmi_txn txn;
	const u8 *temp;
	int ret;

	req = kzalloc(sizeof(*req), GFP_KERNEL);
	if (!req)
		return -ENOMEM;

	temp = ar->normal_mode_fw.board_data;
	remaining = ar->normal_mode_fw.board_len;

	while (remaining) {
		req->valid = 1;
		req->file_id_valid = 1;
		req->file_id = 0;
		req->total_size_valid = 1;
		req->total_size = ar->normal_mode_fw.board_len;
		req->seg_id_valid = 1;
		req->data_valid = 1;
		req->end_valid = 1;

		if (remaining > QMI_WLFW_MAX_DATA_SIZE_V01) {
			req->data_len = QMI_WLFW_MAX_DATA_SIZE_V01;
		} else {
			req->data_len = remaining;
			req->end = 1;
		}

		memcpy(req->data, temp, req->data_len);

		ret = qmi_txn_init(&qmi->qmi_hdl, &txn,
				   wlfw_bdf_download_resp_msg_v01_ei,
				   &resp);
		if (ret < 0)
			goto out;

		ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
				       QMI_WLFW_BDF_DOWNLOAD_REQ_V01,
				       WLFW_BDF_DOWNLOAD_REQ_MSG_V01_MAX_MSG_LEN,
				       wlfw_bdf_download_req_msg_v01_ei, req);
		if (ret < 0) {
			qmi_txn_cancel(&txn);
			goto out;
		}

		ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);

		if (ret < 0)
			goto out;

		/* end = 1 triggers a CRC check on the BDF.  If this fails, we
		 * get a QMI_ERR_MALFORMED_MSG_V01 error, but the FW is still
		 * willing to use the BDF.  For some platforms, all the valid
		 * released BDFs fail this CRC check, so attempt to detect this
		 * scenario and treat it as non-fatal.
		 */
		if (resp.resp.result != QMI_RESULT_SUCCESS_V01 &&
		    !(req->end == 1 &&
		      resp.resp.result == QMI_ERR_MALFORMED_MSG_V01)) {
			ath10k_err(ar, "failed to download board data file: %d\n",
				   resp.resp.error);
			ret = -EINVAL;
			goto out;
		}

		remaining -= req->data_len;
		temp += req->data_len;
		req->seg_id++;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi bdf download request completed\n");

	kfree(req);
	return 0;

out:
	kfree(req);
	return ret;
}

static int ath10k_qmi_send_cal_report_req(struct ath10k_qmi *qmi)
{
	struct wlfw_cal_report_resp_msg_v01 resp = {};
	struct wlfw_cal_report_req_msg_v01 req = {};
	struct ath10k *ar = qmi->ar;
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct qmi_txn txn;
	int i, j = 0;
	int ret;

	if (ar_snoc->xo_cal_supported) {
		req.xo_cal_data_valid = 1;
		req.xo_cal_data = ar_snoc->xo_cal_data;
	}

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn, wlfw_cal_report_resp_msg_v01_ei,
			   &resp);
	if (ret < 0)
		goto out;

	for (i = 0; i < QMI_WLFW_MAX_NUM_CAL_V01; i++) {
		if (qmi->cal_data[i].total_size &&
		    qmi->cal_data[i].data) {
			req.meta_data[j] = qmi->cal_data[i].cal_id;
			j++;
		}
	}
	req.meta_data_len = j;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_CAL_REPORT_REQ_V01,
			       WLFW_CAL_REPORT_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_cal_report_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send calibration request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "calibration request rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi cal report request completed\n");
	return 0;

out:
	return ret;
}

static int
ath10k_qmi_mode_send_sync_msg(struct ath10k *ar, enum wlfw_driver_mode_enum_v01 mode)
{
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct ath10k_qmi *qmi = ar_snoc->qmi;
	struct wlfw_wlan_mode_resp_msg_v01 resp = {};
	struct wlfw_wlan_mode_req_msg_v01 req = {};
	struct qmi_txn txn;
	int ret;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn,
			   wlfw_wlan_mode_resp_msg_v01_ei,
			   &resp);
	if (ret < 0)
		goto out;

	req.mode = mode;
	req.hw_debug_valid = 1;
	req.hw_debug = 0;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_WLAN_MODE_REQ_V01,
			       WLFW_WLAN_MODE_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_wlan_mode_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send wlan mode %d request: %d\n", mode, ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "more request rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi wlan mode req completed: %d\n", mode);
	return 0;

out:
	return ret;
}

static int
ath10k_qmi_cfg_send_sync_msg(struct ath10k *ar,
			     struct ath10k_qmi_wlan_enable_cfg *config,
			     const char *version)
{
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct ath10k_qmi *qmi = ar_snoc->qmi;
	struct wlfw_wlan_cfg_resp_msg_v01 resp = {};
	struct wlfw_wlan_cfg_req_msg_v01 *req;
	struct qmi_txn txn;
	int ret;
	u32 i;

	req = kzalloc(sizeof(*req), GFP_KERNEL);
	if (!req)
		return -ENOMEM;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn,
			   wlfw_wlan_cfg_resp_msg_v01_ei,
			   &resp);
	if (ret < 0)
		goto out;

	req->host_version_valid = 0;

	req->tgt_cfg_valid = 1;
	if (config->num_ce_tgt_cfg > QMI_WLFW_MAX_NUM_CE_V01)
		req->tgt_cfg_len = QMI_WLFW_MAX_NUM_CE_V01;
	else
		req->tgt_cfg_len = config->num_ce_tgt_cfg;
	for (i = 0; i < req->tgt_cfg_len; i++) {
		req->tgt_cfg[i].pipe_num = config->ce_tgt_cfg[i].pipe_num;
		req->tgt_cfg[i].pipe_dir = config->ce_tgt_cfg[i].pipe_dir;
		req->tgt_cfg[i].nentries = config->ce_tgt_cfg[i].nentries;
		req->tgt_cfg[i].nbytes_max = config->ce_tgt_cfg[i].nbytes_max;
		req->tgt_cfg[i].flags = config->ce_tgt_cfg[i].flags;
	}

	req->svc_cfg_valid = 1;
	if (config->num_ce_svc_pipe_cfg > QMI_WLFW_MAX_NUM_SVC_V01)
		req->svc_cfg_len = QMI_WLFW_MAX_NUM_SVC_V01;
	else
		req->svc_cfg_len = config->num_ce_svc_pipe_cfg;
	for (i = 0; i < req->svc_cfg_len; i++) {
		req->svc_cfg[i].service_id = config->ce_svc_cfg[i].service_id;
		req->svc_cfg[i].pipe_dir = config->ce_svc_cfg[i].pipe_dir;
		req->svc_cfg[i].pipe_num = config->ce_svc_cfg[i].pipe_num;
	}

	req->shadow_reg_valid = 1;
	if (config->num_shadow_reg_cfg >
	    QMI_WLFW_MAX_NUM_SHADOW_REG_V01)
		req->shadow_reg_len = QMI_WLFW_MAX_NUM_SHADOW_REG_V01;
	else
		req->shadow_reg_len = config->num_shadow_reg_cfg;

	memcpy(req->shadow_reg, config->shadow_reg_cfg,
	       sizeof(struct wlfw_shadow_reg_cfg_s_v01) * req->shadow_reg_len);

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_WLAN_CFG_REQ_V01,
			       WLFW_WLAN_CFG_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_wlan_cfg_req_msg_v01_ei, req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send config request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "config request rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi config request completed\n");
	kfree(req);
	return 0;

out:
	kfree(req);
	return ret;
}

int ath10k_qmi_wlan_enable(struct ath10k *ar,
			   struct ath10k_qmi_wlan_enable_cfg *config,
			   enum wlfw_driver_mode_enum_v01 mode,
			   const char *version)
{
	int ret;

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi mode %d config %p\n",
		   mode, config);

	ret = ath10k_qmi_cfg_send_sync_msg(ar, config, version);
	if (ret) {
		ath10k_err(ar, "failed to send qmi config: %d\n", ret);
		return ret;
	}

	ret = ath10k_qmi_mode_send_sync_msg(ar, mode);
	if (ret) {
		ath10k_err(ar, "failed to send qmi mode: %d\n", ret);
		return ret;
	}

	return 0;
}

int ath10k_qmi_wlan_disable(struct ath10k *ar)
{
	return ath10k_qmi_mode_send_sync_msg(ar, QMI_WLFW_OFF_V01);
}

static void ath10k_qmi_add_wlan_ver_smem(struct ath10k *ar, const char *fw_build_id)
{
	u8 *table_ptr;
	size_t smem_item_size;
	const u32 smem_img_idx_wlan = SMEM_IMAGE_TABLE_CNSS_INDEX *
				      SMEM_IMAGE_VERSION_ENTRY_SIZE;

	table_ptr = qcom_smem_get(QCOM_SMEM_HOST_ANY,
				  SMEM_IMAGE_VERSION_TABLE,
				  &smem_item_size);

	if (IS_ERR(table_ptr)) {
		ath10k_err(ar, "smem image version table not found\n");
		return;
	}

	if (smem_img_idx_wlan + SMEM_IMAGE_VERSION_ENTRY_SIZE >
	    smem_item_size) {
		ath10k_err(ar, "smem block size too small: %zu\n",
			   smem_item_size);
		return;
	}

	strscpy(table_ptr + smem_img_idx_wlan, fw_build_id,
		SMEM_IMAGE_VERSION_NAME_SIZE);
}

static int ath10k_qmi_cap_send_sync_msg(struct ath10k_qmi *qmi)
{
	struct wlfw_cap_resp_msg_v01 *resp;
	struct wlfw_cap_req_msg_v01 req = {};
	struct ath10k *ar = qmi->ar;
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct qmi_txn txn;
	int ret;

	resp = kzalloc(sizeof(*resp), GFP_KERNEL);
	if (!resp)
		return -ENOMEM;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn, wlfw_cap_resp_msg_v01_ei, resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_CAP_REQ_V01,
			       WLFW_CAP_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_cap_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send capability request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp->resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "capability req rejected: %d\n", resp->resp.error);
		ret = -EINVAL;
		goto out;
	}

	if (resp->chip_info_valid) {
		qmi->chip_info.chip_id = resp->chip_info.chip_id;
		qmi->chip_info.chip_family = resp->chip_info.chip_family;
	} else {
		qmi->chip_info.chip_id = 0xFF;
	}

	if (resp->board_info_valid)
		qmi->board_info.board_id = resp->board_info.board_id;
	else
		qmi->board_info.board_id = 0xFF;

	if (resp->soc_info_valid)
		qmi->soc_info.soc_id = resp->soc_info.soc_id;

	if (resp->fw_version_info_valid) {
		qmi->fw_version = resp->fw_version_info.fw_version;
		strscpy(qmi->fw_build_timestamp, resp->fw_version_info.fw_build_timestamp,
			sizeof(qmi->fw_build_timestamp));
	}

	if (resp->fw_build_id_valid)
		strscpy(qmi->fw_build_id, resp->fw_build_id,
			MAX_BUILD_ID_LEN + 1);

	if (!test_bit(ATH10K_SNOC_FLAG_REGISTERED, &ar_snoc->flags)) {
		ath10k_info(ar, "qmi chip_id 0x%x chip_family 0x%x board_id 0x%x soc_id 0x%x",
			    qmi->chip_info.chip_id, qmi->chip_info.chip_family,
			    qmi->board_info.board_id, qmi->soc_info.soc_id);
		ath10k_info(ar, "qmi fw_version 0x%x fw_build_timestamp %s fw_build_id %s",
			    qmi->fw_version, qmi->fw_build_timestamp, qmi->fw_build_id);
	}

	if (resp->fw_build_id_valid)
		ath10k_qmi_add_wlan_ver_smem(ar, qmi->fw_build_id);

	kfree(resp);
	return 0;

out:
	kfree(resp);
	return ret;
}

static int ath10k_qmi_host_cap_send_sync(struct ath10k_qmi *qmi)
{
	struct wlfw_host_cap_resp_msg_v01 resp = {};
	struct wlfw_host_cap_req_msg_v01 req = {};
	const struct qmi_elem_info *req_ei;
	struct ath10k *ar = qmi->ar;
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct qmi_txn txn;
	int ret;

	req.daemon_support_valid = 1;
	req.daemon_support = 0;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn, wlfw_host_cap_resp_msg_v01_ei,
			   &resp);
	if (ret < 0)
		goto out;

	if (test_bit(ATH10K_SNOC_FLAG_8BIT_HOST_CAP_QUIRK, &ar_snoc->flags))
		req_ei = wlfw_host_cap_8bit_req_msg_v01_ei;
	else
		req_ei = wlfw_host_cap_req_msg_v01_ei;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_HOST_CAP_REQ_V01,
			       WLFW_HOST_CAP_REQ_MSG_V01_MAX_MSG_LEN,
			       req_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send host capability request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	/* older FW didn't support this request, which is not fatal */
	if (resp.resp.result != QMI_RESULT_SUCCESS_V01 &&
	    resp.resp.error != QMI_ERR_NOT_SUPPORTED_V01) {
		ath10k_err(ar, "host capability request rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi host capability request completed\n");
	return 0;

out:
	return ret;
}

int ath10k_qmi_set_fw_log_mode(struct ath10k *ar, u8 fw_log_mode)
{
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct wlfw_ini_resp_msg_v01 resp = {};
	struct ath10k_qmi *qmi = ar_snoc->qmi;
	struct wlfw_ini_req_msg_v01 req = {};
	struct qmi_txn txn;
	int ret;

	req.enablefwlog_valid = 1;
	req.enablefwlog = fw_log_mode;

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn, wlfw_ini_resp_msg_v01_ei,
			   &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_INI_REQ_V01,
			       WLFW_INI_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_ini_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send fw log request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "fw log request rejected: %d\n",
			   resp.resp.error);
		ret = -EINVAL;
		goto out;
	}
	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi fw log request completed, mode: %d\n",
		   fw_log_mode);
	return 0;

out:
	return ret;
}

static int
ath10k_qmi_ind_register_send_sync_msg(struct ath10k_qmi *qmi)
{
	struct wlfw_ind_register_resp_msg_v01 resp = {};
	struct wlfw_ind_register_req_msg_v01 req = {};
	struct ath10k *ar = qmi->ar;
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct qmi_txn txn;
	int ret;

	req.client_id_valid = 1;
	req.client_id = ATH10K_QMI_CLIENT_ID;
	req.fw_ready_enable_valid = 1;
	req.fw_ready_enable = 1;
	req.msa_ready_enable_valid = 1;
	req.msa_ready_enable = 1;

	if (ar_snoc->xo_cal_supported) {
		req.xo_cal_enable_valid = 1;
		req.xo_cal_enable = 1;
	}

	ret = qmi_txn_init(&qmi->qmi_hdl, &txn,
			   wlfw_ind_register_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&qmi->qmi_hdl, NULL, &txn,
			       QMI_WLFW_IND_REGISTER_REQ_V01,
			       WLFW_IND_REGISTER_REQ_MSG_V01_MAX_MSG_LEN,
			       wlfw_ind_register_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath10k_err(ar, "failed to send indication registered request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, ATH10K_QMI_TIMEOUT * HZ);
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath10k_err(ar, "indication request rejected: %d\n", resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	if (resp.fw_status_valid) {
		if (resp.fw_status & QMI_WLFW_FW_READY_V01)
			qmi->fw_ready = true;
	}
	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi indication register request completed\n");
	return 0;

out:
	return ret;
}

static void ath10k_qmi_event_server_arrive(struct ath10k_qmi *qmi)
{
	struct ath10k *ar = qmi->ar;
	int ret;

	ret = ath10k_qmi_ind_register_send_sync_msg(qmi);
	if (ret)
		return;

	if (qmi->fw_ready) {
		ath10k_snoc_fw_indication(ar, ATH10K_QMI_EVENT_FW_READY_IND);
		return;
	}

	ret = ath10k_qmi_host_cap_send_sync(qmi);
	if (ret)
		return;

	ret = ath10k_qmi_msa_mem_info_send_sync_msg(qmi);
	if (ret)
		return;

	/*
	 * HACK: sleep for a while between receiving the msa info response
	 * and the XPU update to prevent SDM845 from crashing due to a security
	 * violation, when running MPSS.AT.4.0.c2-01184-SDM845_GEN_PACK-1.
	 */
	msleep(20);

	ret = ath10k_qmi_setup_msa_permissions(qmi);
	if (ret)
		return;

	ret = ath10k_qmi_msa_ready_send_sync_msg(qmi);
	if (ret)
		goto err_setup_msa;

	ret = ath10k_qmi_cap_send_sync_msg(qmi);
	if (ret)
		goto err_setup_msa;

	return;

err_setup_msa:
	ath10k_qmi_remove_msa_permission(qmi);
}

static int ath10k_qmi_fetch_board_file(struct ath10k_qmi *qmi)
{
	struct ath10k *ar = qmi->ar;
	int ret;

	ar->hif.bus = ATH10K_BUS_SNOC;
	ar->id.qmi_ids_valid = true;
	ar->id.qmi_board_id = qmi->board_info.board_id;
	ar->id.qmi_chip_id = qmi->chip_info.chip_id;
	ar->hw_params.fw.dir = WCN3990_HW_1_0_FW_DIR;

	ret = ath10k_core_check_dt(ar);
	if (ret)
		ath10k_dbg(ar, ATH10K_DBG_QMI, "DT bdf variant name not set.\n");

	return ath10k_core_fetch_board_file(qmi->ar, ATH10K_BD_IE_BOARD);
}

static int
ath10k_qmi_driver_event_post(struct ath10k_qmi *qmi,
			     enum ath10k_qmi_driver_event_type type,
			     void *data)
{
	struct ath10k_qmi_driver_event *event;

	event = kzalloc(sizeof(*event), GFP_ATOMIC);
	if (!event)
		return -ENOMEM;

	event->type = type;
	event->data = data;

	spin_lock(&qmi->event_lock);
	list_add_tail(&event->list, &qmi->event_list);
	spin_unlock(&qmi->event_lock);

	queue_work(qmi->event_wq, &qmi->event_work);

	return 0;
}

static void ath10k_qmi_event_server_exit(struct ath10k_qmi *qmi)
{
	struct ath10k *ar = qmi->ar;
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);

	ath10k_qmi_remove_msa_permission(qmi);
	ath10k_core_free_board_files(ar);
	if (!test_bit(ATH10K_SNOC_FLAG_UNREGISTERING, &ar_snoc->flags) &&
	    !test_bit(ATH10K_SNOC_FLAG_MODEM_STOPPED, &ar_snoc->flags))
		ath10k_snoc_fw_crashed_dump(ar);

	ath10k_snoc_fw_indication(ar, ATH10K_QMI_EVENT_FW_DOWN_IND);
	ath10k_dbg(ar, ATH10K_DBG_QMI, "wifi fw qmi service disconnected\n");
}

static void ath10k_qmi_event_msa_ready(struct ath10k_qmi *qmi)
{
	int ret;

	ret = ath10k_qmi_fetch_board_file(qmi);
	if (ret)
		goto out;

	ret = ath10k_qmi_bdf_dnld_send_sync(qmi);
	if (ret)
		goto out;

	ret = ath10k_qmi_send_cal_report_req(qmi);

out:
	return;
}

static int ath10k_qmi_event_fw_ready_ind(struct ath10k_qmi *qmi)
{
	struct ath10k *ar = qmi->ar;

	ath10k_dbg(ar, ATH10K_DBG_QMI, "wifi fw ready event received\n");
	ath10k_snoc_fw_indication(ar, ATH10K_QMI_EVENT_FW_READY_IND);

	return 0;
}

static void ath10k_qmi_fw_ready_ind(struct qmi_handle *qmi_hdl,
				    struct sockaddr_qrtr *sq,
				    struct qmi_txn *txn, const void *data)
{
	struct ath10k_qmi *qmi = container_of(qmi_hdl, struct ath10k_qmi, qmi_hdl);

	ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_FW_READY_IND, NULL);
}

static void ath10k_qmi_msa_ready_ind(struct qmi_handle *qmi_hdl,
				     struct sockaddr_qrtr *sq,
				     struct qmi_txn *txn, const void *data)
{
	struct ath10k_qmi *qmi = container_of(qmi_hdl, struct ath10k_qmi, qmi_hdl);

	ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_MSA_READY_IND, NULL);
}

static const struct qmi_msg_handler qmi_msg_handler[] = {
	{
		.type = QMI_INDICATION,
		.msg_id = QMI_WLFW_FW_READY_IND_V01,
		.ei = wlfw_fw_ready_ind_msg_v01_ei,
		.decoded_size = sizeof(struct wlfw_fw_ready_ind_msg_v01),
		.fn = ath10k_qmi_fw_ready_ind,
	},
	{
		.type = QMI_INDICATION,
		.msg_id = QMI_WLFW_MSA_READY_IND_V01,
		.ei = wlfw_msa_ready_ind_msg_v01_ei,
		.decoded_size = sizeof(struct wlfw_msa_ready_ind_msg_v01),
		.fn = ath10k_qmi_msa_ready_ind,
	},
	{}
};

static int ath10k_qmi_new_server(struct qmi_handle *qmi_hdl,
				 struct qmi_service *service)
{
	struct ath10k_qmi *qmi = container_of(qmi_hdl, struct ath10k_qmi, qmi_hdl);
	struct sockaddr_qrtr *sq = &qmi->sq;
	struct ath10k *ar = qmi->ar;
	int ret;

	sq->sq_family = AF_QIPCRTR;
	sq->sq_node = service->node;
	sq->sq_port = service->port;

	ath10k_dbg(ar, ATH10K_DBG_QMI, "wifi fw qmi service found\n");

	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr *)&qmi->sq,
			     sizeof(qmi->sq), 0);
	if (ret) {
		ath10k_err(ar, "failed to connect to a remote QMI service port\n");
		return ret;
	}

	ath10k_dbg(ar, ATH10K_DBG_QMI, "qmi wifi fw qmi service connected\n");
	ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_SERVER_ARRIVE, NULL);

	return ret;
}

static void ath10k_qmi_del_server(struct qmi_handle *qmi_hdl,
				  struct qmi_service *service)
{
	struct ath10k_qmi *qmi =
		container_of(qmi_hdl, struct ath10k_qmi, qmi_hdl);

	qmi->fw_ready = false;

	/*
	 * The del_server event is to be processed only if coming from
	 * the qmi server. The qmi infrastructure sends del_server, when
	 * any client releases the qmi handle. In this case do not process
	 * this del_server event.
	 */
	if (qmi->state == ATH10K_QMI_STATE_INIT_DONE)
		ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_SERVER_EXIT,
					     NULL);
}

static const struct qmi_ops ath10k_qmi_ops = {
	.new_server = ath10k_qmi_new_server,
	.del_server = ath10k_qmi_del_server,
};

static void ath10k_qmi_driver_event_work(struct work_struct *work)
{
	struct ath10k_qmi *qmi = container_of(work, struct ath10k_qmi,
					      event_work);
	struct ath10k_qmi_driver_event *event;
	struct ath10k *ar = qmi->ar;

	spin_lock(&qmi->event_lock);
	while (!list_empty(&qmi->event_list)) {
		event = list_first_entry(&qmi->event_list,
					 struct ath10k_qmi_driver_event, list);
		list_del(&event->list);
		spin_unlock(&qmi->event_lock);

		switch (event->type) {
		case ATH10K_QMI_EVENT_SERVER_ARRIVE:
			ath10k_qmi_event_server_arrive(qmi);
			break;
		case ATH10K_QMI_EVENT_SERVER_EXIT:
			ath10k_qmi_event_server_exit(qmi);
			break;
		case ATH10K_QMI_EVENT_FW_READY_IND:
			ath10k_qmi_event_fw_ready_ind(qmi);
			break;
		case ATH10K_QMI_EVENT_MSA_READY_IND:
			ath10k_qmi_event_msa_ready(qmi);
			break;
		default:
			ath10k_warn(ar, "invalid event type: %d", event->type);
			break;
		}
		kfree(event);
		spin_lock(&qmi->event_lock);
	}
	spin_unlock(&qmi->event_lock);
}

int ath10k_qmi_init(struct ath10k *ar, u32 msa_size)
{
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct device *dev = ar->dev;
	struct ath10k_qmi *qmi;
	int ret;

	qmi = kzalloc(sizeof(*qmi), GFP_KERNEL);
	if (!qmi)
		return -ENOMEM;

	qmi->ar = ar;
	ar_snoc->qmi = qmi;

	if (of_property_read_bool(dev->of_node, "qcom,msa-fixed-perm"))
		qmi->msa_fixed_perm = true;

	ret = qmi_handle_init(&qmi->qmi_hdl,
			      WLFW_BDF_DOWNLOAD_REQ_MSG_V01_MAX_MSG_LEN,
			      &ath10k_qmi_ops, qmi_msg_handler);
	if (ret)
		goto err;

	qmi->event_wq = alloc_workqueue("ath10k_qmi_driver_event",
					WQ_UNBOUND, 1);
	if (!qmi->event_wq) {
		ath10k_err(ar, "failed to allocate workqueue\n");
		ret = -EFAULT;
		goto err_release_qmi_handle;
	}

	INIT_LIST_HEAD(&qmi->event_list);
	spin_lock_init(&qmi->event_lock);
	INIT_WORK(&qmi->event_work, ath10k_qmi_driver_event_work);

	ret = qmi_add_lookup(&qmi->qmi_hdl, WLFW_SERVICE_ID_V01,
			     WLFW_SERVICE_VERS_V01, 0);
	if (ret)
		goto err_qmi_lookup;

	qmi->state = ATH10K_QMI_STATE_INIT_DONE;
	return 0;

err_qmi_lookup:
	destroy_workqueue(qmi->event_wq);

err_release_qmi_handle:
	qmi_handle_release(&qmi->qmi_hdl);

err:
	kfree(qmi);
	return ret;
}

int ath10k_qmi_deinit(struct ath10k *ar)
{
	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
	struct ath10k_qmi *qmi = ar_snoc->qmi;

	qmi->state = ATH10K_QMI_STATE_DEINIT;
	qmi_handle_release(&qmi->qmi_hdl);
	cancel_work_sync(&qmi->event_work);
	destroy_workqueue(qmi->event_wq);
	kfree(qmi);
	ar_snoc->qmi = NULL;

	return 0;
}