xref: /linux/drivers/net/wireless/ath/ath12k/coredump.c (revision 60675d4ca1ef0857e44eba5849b74a3a998d0c0f)
1*a9b46dd2SSowmiya Sree Elavalagan // SPDX-License-Identifier: BSD-3-Clause-Clear
2*a9b46dd2SSowmiya Sree Elavalagan /*
3*a9b46dd2SSowmiya Sree Elavalagan  * Copyright (c) 2020 The Linux Foundation. All rights reserved.
4*a9b46dd2SSowmiya Sree Elavalagan  * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
5*a9b46dd2SSowmiya Sree Elavalagan  */
6*a9b46dd2SSowmiya Sree Elavalagan #include <linux/devcoredump.h>
7*a9b46dd2SSowmiya Sree Elavalagan #include "hif.h"
8*a9b46dd2SSowmiya Sree Elavalagan #include "coredump.h"
9*a9b46dd2SSowmiya Sree Elavalagan #include "debug.h"
10*a9b46dd2SSowmiya Sree Elavalagan 
11*a9b46dd2SSowmiya Sree Elavalagan enum
12*a9b46dd2SSowmiya Sree Elavalagan ath12k_fw_crash_dump_type ath12k_coredump_get_dump_type(enum ath12k_qmi_target_mem type)
13*a9b46dd2SSowmiya Sree Elavalagan {
14*a9b46dd2SSowmiya Sree Elavalagan 	enum ath12k_fw_crash_dump_type dump_type;
15*a9b46dd2SSowmiya Sree Elavalagan 
16*a9b46dd2SSowmiya Sree Elavalagan 	switch (type) {
17*a9b46dd2SSowmiya Sree Elavalagan 	case HOST_DDR_REGION_TYPE:
18*a9b46dd2SSowmiya Sree Elavalagan 		dump_type = FW_CRASH_DUMP_REMOTE_MEM_DATA;
19*a9b46dd2SSowmiya Sree Elavalagan 		break;
20*a9b46dd2SSowmiya Sree Elavalagan 	case M3_DUMP_REGION_TYPE:
21*a9b46dd2SSowmiya Sree Elavalagan 		dump_type = FW_CRASH_DUMP_M3_DUMP;
22*a9b46dd2SSowmiya Sree Elavalagan 		break;
23*a9b46dd2SSowmiya Sree Elavalagan 	case PAGEABLE_MEM_REGION_TYPE:
24*a9b46dd2SSowmiya Sree Elavalagan 		dump_type = FW_CRASH_DUMP_PAGEABLE_DATA;
25*a9b46dd2SSowmiya Sree Elavalagan 		break;
26*a9b46dd2SSowmiya Sree Elavalagan 	case BDF_MEM_REGION_TYPE:
27*a9b46dd2SSowmiya Sree Elavalagan 	case CALDB_MEM_REGION_TYPE:
28*a9b46dd2SSowmiya Sree Elavalagan 		dump_type = FW_CRASH_DUMP_NONE;
29*a9b46dd2SSowmiya Sree Elavalagan 		break;
30*a9b46dd2SSowmiya Sree Elavalagan 	default:
31*a9b46dd2SSowmiya Sree Elavalagan 		dump_type = FW_CRASH_DUMP_TYPE_MAX;
32*a9b46dd2SSowmiya Sree Elavalagan 		break;
33*a9b46dd2SSowmiya Sree Elavalagan 	}
34*a9b46dd2SSowmiya Sree Elavalagan 
35*a9b46dd2SSowmiya Sree Elavalagan 	return dump_type;
36*a9b46dd2SSowmiya Sree Elavalagan }
37*a9b46dd2SSowmiya Sree Elavalagan 
38*a9b46dd2SSowmiya Sree Elavalagan void ath12k_coredump_upload(struct work_struct *work)
39*a9b46dd2SSowmiya Sree Elavalagan {
40*a9b46dd2SSowmiya Sree Elavalagan 	struct ath12k_base *ab = container_of(work, struct ath12k_base, dump_work);
41*a9b46dd2SSowmiya Sree Elavalagan 
42*a9b46dd2SSowmiya Sree Elavalagan 	ath12k_info(ab, "Uploading coredump\n");
43*a9b46dd2SSowmiya Sree Elavalagan 	/* dev_coredumpv() takes ownership of the buffer */
44*a9b46dd2SSowmiya Sree Elavalagan 	dev_coredumpv(ab->dev, ab->dump_data, ab->ath12k_coredump_len, GFP_KERNEL);
45*a9b46dd2SSowmiya Sree Elavalagan 	ab->dump_data = NULL;
46*a9b46dd2SSowmiya Sree Elavalagan }
47*a9b46dd2SSowmiya Sree Elavalagan 
48*a9b46dd2SSowmiya Sree Elavalagan void ath12k_coredump_collect(struct ath12k_base *ab)
49*a9b46dd2SSowmiya Sree Elavalagan {
50*a9b46dd2SSowmiya Sree Elavalagan 	ath12k_hif_coredump_download(ab);
51*a9b46dd2SSowmiya Sree Elavalagan }
52