1/*
2 * Copyright 2019 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25#ifndef _DMUB_TRACE_BUFFER_H_
26#define _DMUB_TRACE_BUFFER_H_
27
28#include "dmub_cmd.h"
29
30#define LOAD_DMCU_FW	1
31#define LOAD_PHY_FW	2
32
33
34enum dmucb_trace_code {
35	DMCUB__UNKNOWN,
36	DMCUB__MAIN_BEGIN,
37	DMCUB__PHY_INIT_BEGIN,
38	DMCUB__PHY_FW_SRAM_LOAD_BEGIN,
39	DMCUB__PHY_FW_SRAM_LOAD_END,
40	DMCUB__PHY_INIT_POLL_DONE,
41	DMCUB__PHY_INIT_END,
42	DMCUB__DMCU_ERAM_LOAD_BEGIN,
43	DMCUB__DMCU_ERAM_LOAD_END,
44	DMCUB__DMCU_ISR_LOAD_BEGIN,
45	DMCUB__DMCU_ISR_LOAD_END,
46	DMCUB__MAIN_IDLE,
47	DMCUB__PERF_TRACE,
48	DMCUB__PG_DONE,
49};
50
51struct dmcub_trace_buf_entry {
52	enum dmucb_trace_code trace_code;
53	uint32_t tick_count;
54	uint32_t param0;
55	uint32_t param1;
56};
57
58#define TRACE_BUF_SIZE (1024) //1 kB
59#define PERF_TRACE_MAX_ENTRY ((TRACE_BUF_SIZE - 8)/sizeof(struct dmcub_trace_buf_entry))
60
61
62struct dmcub_trace_buf {
63	uint32_t entry_count;
64	uint32_t clk_freq;
65	struct dmcub_trace_buf_entry entries[PERF_TRACE_MAX_ENTRY];
66};
67
68#endif /* _DMUB_TRACE_BUFFER_H_ */
69