summaryrefslogtreecommitdiffstats
path: root/include/sound/sof/header.h
blob: 2d35997ace404e7b09ef870c7ffd61c5d4a6f755 (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
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/*
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * Copyright(c) 2018 Intel Corporation. All rights reserved.
 */

#ifndef __INCLUDE_SOUND_SOF_HEADER_H__
#define __INCLUDE_SOUND_SOF_HEADER_H__

#include <linux/types.h>
#include <uapi/sound/sof/abi.h>

/** \addtogroup sof_uapi uAPI
 *  SOF uAPI specification.
 *  @{
 */

/*
 * IPC messages have a prefixed 32 bit identifier made up as follows :-
 *
 * 0xGCCCNNNN where
 * G is global cmd type (4 bits)
 * C is command type (12 bits)
 * I is the ID number (16 bits) - monotonic and overflows
 *
 * This is sent at the start of the IPM message in the mailbox. Messages should
 * not be sent in the doorbell (special exceptions for firmware .
 */

/* Global Message - Generic */
#define SOF_GLB_TYPE_SHIFT			28
#define SOF_GLB_TYPE_MASK			(0xf << SOF_GLB_TYPE_SHIFT)
#define SOF_GLB_TYPE(x)				((x) << SOF_GLB_TYPE_SHIFT)

/* Command Message - Generic */
#define SOF_CMD_TYPE_SHIFT			16
#define SOF_CMD_TYPE_MASK			(0xfff << SOF_CMD_TYPE_SHIFT)
#define SOF_CMD_TYPE(x)				((x) << SOF_CMD_TYPE_SHIFT)

/* Global Message Types */
#define SOF_IPC_GLB_REPLY			SOF_GLB_TYPE(0x1U)
#define SOF_IPC_GLB_COMPOUND			SOF_GLB_TYPE(0x2U)
#define SOF_IPC_GLB_TPLG_MSG			SOF_GLB_TYPE(0x3U)
#define SOF_IPC_GLB_PM_MSG			SOF_GLB_TYPE(0x4U)
#define SOF_IPC_GLB_COMP_MSG			SOF_GLB_TYPE(0x5U)
#define SOF_IPC_GLB_STREAM_MSG			SOF_GLB_TYPE(0x6U)
#define SOF_IPC_FW_READY			SOF_GLB_TYPE(0x7U)
#define SOF_IPC_GLB_DAI_MSG			SOF_GLB_TYPE(0x8U)
#define SOF_IPC_GLB_TRACE_MSG			SOF_GLB_TYPE(0x9U)
#define SOF_IPC_GLB_GDB_DEBUG                   SOF_GLB_TYPE(0xAU)
#define SOF_IPC_GLB_TEST_MSG			SOF_GLB_TYPE(0xBU)
#define SOF_IPC_GLB_PROBE			SOF_GLB_TYPE(0xCU)

/*
 * DSP Command Message Types
 */

/* topology */
#define SOF_IPC_TPLG_COMP_NEW			SOF_CMD_TYPE(0x001)
#define SOF_IPC_TPLG_COMP_FREE			SOF_CMD_TYPE(0x002)
#define SOF_IPC_TPLG_COMP_CONNECT		SOF_CMD_TYPE(0x003)
#define SOF_IPC_TPLG_PIPE_NEW			SOF_CMD_TYPE(0x010)
#define SOF_IPC_TPLG_PIPE_FREE			SOF_CMD_TYPE(0x011)
#define SOF_IPC_TPLG_PIPE_CONNECT		SOF_CMD_TYPE(0x012)
#define SOF_IPC_TPLG_PIPE_COMPLETE		SOF_CMD_TYPE(0x013)
#define SOF_IPC_TPLG_BUFFER_NEW			SOF_CMD_TYPE(0x020)
#define SOF_IPC_TPLG_BUFFER_FREE		SOF_CMD_TYPE(0x021)

/* PM */
#define SOF_IPC_PM_CTX_SAVE			SOF_CMD_TYPE(0x001)
#define SOF_IPC_PM_CTX_RESTORE			SOF_CMD_TYPE(0x002)
#define SOF_IPC_PM_CTX_SIZE			SOF_CMD_TYPE(0x003)
#define SOF_IPC_PM_CLK_SET			SOF_CMD_TYPE(0x004)
#define SOF_IPC_PM_CLK_GET			SOF_CMD_TYPE(0x005)
#define SOF_IPC_PM_CLK_REQ			SOF_CMD_TYPE(0x006)
#define SOF_IPC_PM_CORE_ENABLE			SOF_CMD_TYPE(0x007)
#define SOF_IPC_PM_GATE				SOF_CMD_TYPE(0x008)

/* component runtime config - multiple different types */
#define SOF_IPC_COMP_SET_VALUE			SOF_CMD_TYPE(0x001)
#define SOF_IPC_COMP_GET_VALUE			SOF_CMD_TYPE(0x002)
#define SOF_IPC_COMP_SET_DATA			SOF_CMD_TYPE(0x003)
#define SOF_IPC_COMP_GET_DATA			SOF_CMD_TYPE(0x004)
#define SOF_IPC_COMP_NOTIFICATION		SOF_CMD_TYPE(0x005)

/* DAI messages */
#define SOF_IPC_DAI_CONFIG			SOF_CMD_TYPE(0x001)
#define SOF_IPC_DAI_LOOPBACK			SOF_CMD_TYPE(0x002)

/* stream */
#define SOF_IPC_STREAM_PCM_PARAMS		SOF_CMD_TYPE(0x001)
#define SOF_IPC_STREAM_PCM_PARAMS_REPLY		SOF_CMD_TYPE(0x002)
#define SOF_IPC_STREAM_PCM_FREE			SOF_CMD_TYPE(0x003)
#define SOF_IPC_STREAM_TRIG_START		SOF_CMD_TYPE(0x004)
#define SOF_IPC_STREAM_TRIG_STOP		SOF_CMD_TYPE(0x005)
#define SOF_IPC_STREAM_TRIG_PAUSE		SOF_CMD_TYPE(0x006)
#define SOF_IPC_STREAM_TRIG_RELEASE		SOF_CMD_TYPE(0x007)
#define SOF_IPC_STREAM_TRIG_DRAIN		SOF_CMD_TYPE(0x008)
#define SOF_IPC_STREAM_TRIG_XRUN		SOF_CMD_TYPE(0x009)
#define SOF_IPC_STREAM_POSITION			SOF_CMD_TYPE(0x00a)
#define SOF_IPC_STREAM_VORBIS_PARAMS		SOF_CMD_TYPE(0x010)
#define SOF_IPC_STREAM_VORBIS_FREE		SOF_CMD_TYPE(0x011)

/* probe */
#define SOF_IPC_PROBE_INIT			SOF_CMD_TYPE(0x001)
#define SOF_IPC_PROBE_DEINIT			SOF_CMD_TYPE(0x002)
#define SOF_IPC_PROBE_DMA_ADD			SOF_CMD_TYPE(0x003)
#define SOF_IPC_PROBE_DMA_INFO			SOF_CMD_TYPE(0x004)
#define SOF_IPC_PROBE_DMA_REMOVE		SOF_CMD_TYPE(0x005)
#define SOF_IPC_PROBE_POINT_ADD		SOF_CMD_TYPE(0x006)
#define SOF_IPC_PROBE_POINT_INFO		SOF_CMD_TYPE(0x007)
#define SOF_IPC_PROBE_POINT_REMOVE		SOF_CMD_TYPE(0x008)

/* trace */
#define SOF_IPC_TRACE_DMA_PARAMS		SOF_CMD_TYPE(0x001)
#define SOF_IPC_TRACE_DMA_POSITION		SOF_CMD_TYPE(0x002)
#define SOF_IPC_TRACE_DMA_PARAMS_EXT		SOF_CMD_TYPE(0x003)

/* debug */
#define SOF_IPC_TEST_IPC_FLOOD                  SOF_CMD_TYPE(0x001)

/* Get message component id */
#define SOF_IPC_MESSAGE_ID(x)			((x) & 0xffff)

/* maximum message size for mailbox Tx/Rx */
#define SOF_IPC_MSG_MAX_SIZE			384

/*
 * Structure Header - Header for all IPC structures except command structs.
 * The size can be greater than the structure size and that means there is
 * extended bespoke data beyond the end of the structure including variable
 * arrays.
 */

struct sof_ipc_hdr {
	uint32_t size;			/**< size of structure */
} __packed;

/*
 * Command Header - Header for all IPC commands. Identifies IPC message.
 * The size can be greater than the structure size and that means there is
 * extended bespoke data beyond the end of the structure including variable
 * arrays.
 */

struct sof_ipc_cmd_hdr {
	uint32_t size;			/**< size of structure */
	uint32_t cmd;			/**< SOF_IPC_GLB_ + cmd */
} __packed;

/*
 * Generic reply message. Some commands override this with their own reply
 * types that must include this at start.
 */
struct sof_ipc_reply {
	struct sof_ipc_cmd_hdr hdr;
	int32_t error;			/**< negative error numbers */
}  __packed;

/*
 * Compound commands - SOF_IPC_GLB_COMPOUND.
 *
 * Compound commands are sent to the DSP as a single IPC operation. The
 * commands are split into blocks and each block has a header. This header
 * identifies the command type and the number of commands before the next
 * header.
 */

struct sof_ipc_compound_hdr {
	struct sof_ipc_cmd_hdr hdr;
	uint32_t count;		/**< count of 0 means end of compound sequence */
}  __packed;

/**
 * OOPS header architecture specific data.
 */
struct sof_ipc_dsp_oops_arch_hdr {
	uint32_t arch;		/* Identifier of architecture */
	uint32_t totalsize;	/* Total size of oops message */
}  __packed;

/**
 * OOPS header platform specific data.
 */
struct sof_ipc_dsp_oops_plat_hdr {
	uint32_t configidhi;	/* ConfigID hi 32bits */
	uint32_t configidlo;	/* ConfigID lo 32bits */
	uint32_t numaregs;	/* Special regs num */
	uint32_t stackoffset;	/* Offset to stack pointer from beginning of
				 * oops message
				 */
	uint32_t stackptr;	/* Stack ptr */
}  __packed;

/** @}*/

#endif