xref: /linux/include/sound/sof/trace.h (revision 4f3c8320c78cdd11c8fdd23c33787407f719322e)
1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2 /*
3  * This file is provided under a dual BSD/GPLv2 license.  When using or
4  * redistributing this file, you may do so under either license.
5  *
6  * Copyright(c) 2018 Intel Corporation. All rights reserved.
7  */
8 
9 #ifndef __INCLUDE_SOUND_SOF_TRACE_H__
10 #define __INCLUDE_SOUND_SOF_TRACE_H__
11 
12 #include <sound/sof/header.h>
13 #include <sound/sof/stream.h>
14 
15 /*
16  * DMA for Trace
17  */
18 
19 #define SOF_TRACE_FILENAME_SIZE		32
20 
21 /* DMA for Trace params info - SOF_IPC_DEBUG_DMA_PARAMS */
22 /* Deprecated - use sof_ipc_dma_trace_params_ext */
23 struct sof_ipc_dma_trace_params {
24 	struct sof_ipc_cmd_hdr hdr;
25 	struct sof_ipc_host_buffer buffer;
26 	uint32_t stream_tag;
27 }  __packed;
28 
29 /* DMA for Trace params info - SOF_IPC_DEBUG_DMA_PARAMS_EXT */
30 struct sof_ipc_dma_trace_params_ext {
31 	struct sof_ipc_cmd_hdr hdr;
32 	struct sof_ipc_host_buffer buffer;
33 	uint32_t stream_tag;
34 	uint64_t timestamp_ns; /* in nanosecond */
35 	uint32_t reserved[8];
36 }  __packed;
37 
38 /* DMA for Trace params info - SOF_IPC_DEBUG_DMA_PARAMS */
39 struct sof_ipc_dma_trace_posn {
40 	struct sof_ipc_reply rhdr;
41 	uint32_t host_offset;	/* Offset of DMA host buffer */
42 	uint32_t overflow;	/* overflow bytes if any */
43 	uint32_t messages;	/* total trace messages */
44 }  __packed;
45 
46 /* Values used in sof_ipc_trace_filter_elem: */
47 
48 /* bits 6..0 */
49 #define SOF_IPC_TRACE_FILTER_ELEM_SET_LEVEL	0x01	/**< trace level for selected components */
50 #define SOF_IPC_TRACE_FILTER_ELEM_BY_UUID	0x02	/**< filter by uuid key */
51 #define SOF_IPC_TRACE_FILTER_ELEM_BY_PIPE	0x03	/**< filter by pipeline */
52 #define SOF_IPC_TRACE_FILTER_ELEM_BY_COMP	0x04	/**< filter by component id */
53 
54 /* bit 7 */
55 #define SOF_IPC_TRACE_FILTER_ELEM_FIN		0x80	/**< mark last filter in set */
56 
57 /* bits 31..8: Unused */
58 
59 /** part of sof_ipc_trace_filter, ABI3.17 */
60 struct sof_ipc_trace_filter_elem {
61 	uint32_t key;		/**< SOF_IPC_TRACE_FILTER_ELEM_ {LEVEL, UUID, COMP, PIPE} */
62 	uint32_t value;		/**< element value */
63 } __packed;
64 
65 /** Runtime tracing filtration data - SOF_IPC_TRACE_FILTER_UPDATE, ABI3.17 */
66 struct sof_ipc_trace_filter {
67 	struct sof_ipc_cmd_hdr hdr;	/**< IPC command header */
68 	uint32_t elem_cnt;		/**< number of entries in elems[] array */
69 	uint32_t reserved[8];		/**< reserved for future usage */
70 	/** variable size array with new filtering settings */
71 	struct sof_ipc_trace_filter_elem elems[];
72 } __packed;
73 
74 /*
75  * Commom debug
76  */
77 
78 /*
79  * SOF panic codes
80  */
81 #define SOF_IPC_PANIC_MAGIC			0x0dead000
82 #define SOF_IPC_PANIC_MAGIC_MASK		0x0ffff000
83 #define SOF_IPC_PANIC_CODE_MASK			0x00000fff
84 #define SOF_IPC_PANIC_MEM			(SOF_IPC_PANIC_MAGIC | 0x0)
85 #define SOF_IPC_PANIC_WORK			(SOF_IPC_PANIC_MAGIC | 0x1)
86 #define SOF_IPC_PANIC_IPC			(SOF_IPC_PANIC_MAGIC | 0x2)
87 #define SOF_IPC_PANIC_ARCH			(SOF_IPC_PANIC_MAGIC | 0x3)
88 #define SOF_IPC_PANIC_PLATFORM			(SOF_IPC_PANIC_MAGIC | 0x4)
89 #define SOF_IPC_PANIC_TASK			(SOF_IPC_PANIC_MAGIC | 0x5)
90 #define SOF_IPC_PANIC_EXCEPTION			(SOF_IPC_PANIC_MAGIC | 0x6)
91 #define SOF_IPC_PANIC_DEADLOCK			(SOF_IPC_PANIC_MAGIC | 0x7)
92 #define SOF_IPC_PANIC_STACK			(SOF_IPC_PANIC_MAGIC | 0x8)
93 #define SOF_IPC_PANIC_IDLE			(SOF_IPC_PANIC_MAGIC | 0x9)
94 #define SOF_IPC_PANIC_WFI			(SOF_IPC_PANIC_MAGIC | 0xa)
95 #define SOF_IPC_PANIC_ASSERT			(SOF_IPC_PANIC_MAGIC | 0xb)
96 
97 /* panic info include filename and line number
98  * filename array will not include null terminator if fully filled
99  */
100 struct sof_ipc_panic_info {
101 	struct sof_ipc_hdr hdr;
102 	uint32_t code;			/* SOF_IPC_PANIC_ */
103 	uint8_t filename[SOF_TRACE_FILENAME_SIZE];
104 	uint32_t linenum;
105 }  __packed;
106 
107 #endif
108