xref: /linux/drivers/net/wireless/ath/ath11k/coredump.c (revision a032fe30cf09b6723ab61a05aee057311b00f9e1)
1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3  * Copyright (c) 2020 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
5  * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
6  */
7 #include <linux/devcoredump.h>
8 #include <linux/export.h>
9 #include "hif.h"
10 #include "coredump.h"
11 #include "debug.h"
12 
13 enum
14 ath11k_fw_crash_dump_type ath11k_coredump_get_dump_type(int type)
15 {
16 	enum ath11k_fw_crash_dump_type dump_type;
17 
18 	switch (type) {
19 	case HOST_DDR_REGION_TYPE:
20 		dump_type = FW_CRASH_DUMP_REMOTE_MEM_DATA;
21 		break;
22 	case M3_DUMP_REGION_TYPE:
23 		dump_type = FW_CRASH_DUMP_M3_DUMP;
24 		break;
25 	case PAGEABLE_MEM_REGION_TYPE:
26 		dump_type = FW_CRASH_DUMP_PAGEABLE_DATA;
27 		break;
28 	case BDF_MEM_REGION_TYPE:
29 	case CALDB_MEM_REGION_TYPE:
30 		dump_type = FW_CRASH_DUMP_NONE;
31 		break;
32 	default:
33 		dump_type = FW_CRASH_DUMP_TYPE_MAX;
34 		break;
35 	}
36 
37 	return dump_type;
38 }
39 EXPORT_SYMBOL(ath11k_coredump_get_dump_type);
40 
41 void ath11k_coredump_upload(struct work_struct *work)
42 {
43 	struct ath11k_base *ab = container_of(work, struct ath11k_base, dump_work);
44 
45 	ath11k_info(ab, "Uploading coredump\n");
46 	/* dev_coredumpv() takes ownership of the buffer */
47 	dev_coredumpv(ab->dev, ab->dump_data, ab->ath11k_coredump_len, GFP_KERNEL);
48 	ab->dump_data = NULL;
49 }
50 
51 void ath11k_coredump_collect(struct ath11k_base *ab)
52 {
53 	ath11k_hif_coredump_download(ab);
54 }
55