xref: /openbmc/linux/include/sound/sof/topology.h (revision 547840bd)
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_TOPOLOGY_H__
10 #define __INCLUDE_SOUND_SOF_TOPOLOGY_H__
11 
12 #include <sound/sof/header.h>
13 
14 /*
15  * Component
16  */
17 
18 /* types of component */
19 enum sof_comp_type {
20 	SOF_COMP_NONE = 0,
21 	SOF_COMP_HOST,
22 	SOF_COMP_DAI,
23 	SOF_COMP_SG_HOST,	/**< scatter gather variant */
24 	SOF_COMP_SG_DAI,	/**< scatter gather variant */
25 	SOF_COMP_VOLUME,
26 	SOF_COMP_MIXER,
27 	SOF_COMP_MUX,
28 	SOF_COMP_SRC,
29 	SOF_COMP_SPLITTER,
30 	SOF_COMP_TONE,
31 	SOF_COMP_SWITCH,
32 	SOF_COMP_BUFFER,
33 	SOF_COMP_EQ_IIR,
34 	SOF_COMP_EQ_FIR,
35 	SOF_COMP_KEYWORD_DETECT,
36 	SOF_COMP_KPB,			/* A key phrase buffer component */
37 	SOF_COMP_SELECTOR,		/**< channel selector component */
38 	SOF_COMP_DEMUX,
39 	SOF_COMP_ASRC,		/**< Asynchronous sample rate converter */
40 	SOF_COMP_DCBLOCK,
41 	SOF_COMP_SMART_AMP,             /**< smart amplifier component */
42 	/* keep FILEREAD/FILEWRITE as the last ones */
43 	SOF_COMP_FILEREAD = 10000,	/**< host test based file IO */
44 	SOF_COMP_FILEWRITE = 10001,	/**< host test based file IO */
45 };
46 
47 /* XRUN action for component */
48 #define SOF_XRUN_STOP		1	/**< stop stream */
49 #define SOF_XRUN_UNDER_ZERO	2	/**< send 0s to sink */
50 #define SOF_XRUN_OVER_NULL	4	/**< send data to NULL */
51 
52 /* create new generic component - SOF_IPC_TPLG_COMP_NEW */
53 struct sof_ipc_comp {
54 	struct sof_ipc_cmd_hdr hdr;
55 	uint32_t id;
56 	enum sof_comp_type type;
57 	uint32_t pipeline_id;
58 	uint32_t core;
59 
60 	/* reserved for future use */
61 	uint32_t reserved[1];
62 } __packed;
63 
64 /*
65  * Component Buffers
66  */
67 
68 /*
69  * SOF memory capabilities, add new ones at the end
70  */
71 #define SOF_MEM_CAPS_RAM			(1 << 0)
72 #define SOF_MEM_CAPS_ROM			(1 << 1)
73 #define SOF_MEM_CAPS_EXT			(1 << 2) /**< external */
74 #define SOF_MEM_CAPS_LP			(1 << 3) /**< low power */
75 #define SOF_MEM_CAPS_HP			(1 << 4) /**< high performance */
76 #define SOF_MEM_CAPS_DMA			(1 << 5) /**< DMA'able */
77 #define SOF_MEM_CAPS_CACHE			(1 << 6) /**< cacheable */
78 #define SOF_MEM_CAPS_EXEC			(1 << 7) /**< executable */
79 
80 /*
81  * overrun will cause ring buffer overwrite, instead of XRUN.
82  */
83 #define SOF_BUF_OVERRUN_PERMITTED	BIT(0)
84 
85 /*
86  * underrun will cause readback of 0s, instead of XRUN.
87  */
88 #define SOF_BUF_UNDERRUN_PERMITTED	BIT(1)
89 
90 /* create new component buffer - SOF_IPC_TPLG_BUFFER_NEW */
91 struct sof_ipc_buffer {
92 	struct sof_ipc_comp comp;
93 	uint32_t size;		/**< buffer size in bytes */
94 	uint32_t caps;		/**< SOF_MEM_CAPS_ */
95 	uint32_t flags;		/**< SOF_BUF_ flags defined above */
96 	uint32_t reserved;	/**< reserved for future use */
97 } __packed;
98 
99 /* generic component config data - must always be after struct sof_ipc_comp */
100 struct sof_ipc_comp_config {
101 	struct sof_ipc_cmd_hdr hdr;
102 	uint32_t periods_sink;	/**< 0 means variable */
103 	uint32_t periods_source;/**< 0 means variable */
104 	uint32_t reserved1;	/**< reserved */
105 	uint32_t frame_fmt;	/**< SOF_IPC_FRAME_ */
106 	uint32_t xrun_action;
107 
108 	/* reserved for future use */
109 	uint32_t reserved[2];
110 } __packed;
111 
112 /* generic host component */
113 struct sof_ipc_comp_host {
114 	struct sof_ipc_comp comp;
115 	struct sof_ipc_comp_config config;
116 	uint32_t direction;	/**< SOF_IPC_STREAM_ */
117 	uint32_t no_irq;	/**< don't send periodic IRQ to host/DSP */
118 	uint32_t dmac_config; /**< DMA engine specific */
119 }  __packed;
120 
121 /* generic DAI component */
122 struct sof_ipc_comp_dai {
123 	struct sof_ipc_comp comp;
124 	struct sof_ipc_comp_config config;
125 	uint32_t direction;	/**< SOF_IPC_STREAM_ */
126 	uint32_t dai_index;	/**< index of this type dai */
127 	uint32_t type;		/**< DAI type - SOF_DAI_ */
128 	uint32_t reserved;	/**< reserved */
129 }  __packed;
130 
131 /* generic mixer component */
132 struct sof_ipc_comp_mixer {
133 	struct sof_ipc_comp comp;
134 	struct sof_ipc_comp_config config;
135 }  __packed;
136 
137 /* volume ramping types */
138 enum sof_volume_ramp {
139 	SOF_VOLUME_LINEAR	= 0,
140 	SOF_VOLUME_LOG,
141 	SOF_VOLUME_LINEAR_ZC,
142 	SOF_VOLUME_LOG_ZC,
143 };
144 
145 /* generic volume component */
146 struct sof_ipc_comp_volume {
147 	struct sof_ipc_comp comp;
148 	struct sof_ipc_comp_config config;
149 	uint32_t channels;
150 	uint32_t min_value;
151 	uint32_t max_value;
152 	uint32_t ramp;		/**< SOF_VOLUME_ */
153 	uint32_t initial_ramp;	/**< ramp space in ms */
154 }  __packed;
155 
156 /* generic SRC component */
157 struct sof_ipc_comp_src {
158 	struct sof_ipc_comp comp;
159 	struct sof_ipc_comp_config config;
160 	/* either source or sink rate must be non zero */
161 	uint32_t source_rate;	/**< source rate or 0 for variable */
162 	uint32_t sink_rate;	/**< sink rate or 0 for variable */
163 	uint32_t rate_mask;	/**< SOF_RATE_ supported rates */
164 } __packed;
165 
166 /* generic ASRC component */
167 struct sof_ipc_comp_asrc {
168 	struct sof_ipc_comp comp;
169 	struct sof_ipc_comp_config config;
170 	/* either source or sink rate must be non zero */
171 	uint32_t source_rate;		/**< Define fixed source rate or */
172 					/**< use 0 to indicate need to get */
173 					/**< the rate from stream */
174 	uint32_t sink_rate;		/**< Define fixed sink rate or */
175 					/**< use 0 to indicate need to get */
176 					/**< the rate from stream */
177 	uint32_t asynchronous_mode;	/**< synchronous 0, asynchronous 1 */
178 					/**< When 1 the ASRC tracks and */
179 					/**< compensates for drift. */
180 	uint32_t operation_mode;	/**< push 0, pull 1, In push mode the */
181 					/**< ASRC consumes a defined number */
182 					/**< of frames at input, with varying */
183 					/**< number of frames at output. */
184 					/**< In pull mode the ASRC outputs */
185 					/**< a defined number of frames while */
186 					/**< number of input frames varies. */
187 
188 	/* reserved for future use */
189 	uint32_t reserved[4];
190 } __attribute__((packed));
191 
192 /* generic MUX component */
193 struct sof_ipc_comp_mux {
194 	struct sof_ipc_comp comp;
195 	struct sof_ipc_comp_config config;
196 } __packed;
197 
198 /* generic tone generator component */
199 struct sof_ipc_comp_tone {
200 	struct sof_ipc_comp comp;
201 	struct sof_ipc_comp_config config;
202 	int32_t sample_rate;
203 	int32_t frequency;
204 	int32_t amplitude;
205 	int32_t freq_mult;
206 	int32_t ampl_mult;
207 	int32_t length;
208 	int32_t period;
209 	int32_t repeats;
210 	int32_t ramp_step;
211 } __packed;
212 
213 /** \brief Types of processing components */
214 enum sof_ipc_process_type {
215 	SOF_PROCESS_NONE = 0,		/**< None */
216 	SOF_PROCESS_EQFIR,		/**< Intel FIR */
217 	SOF_PROCESS_EQIIR,		/**< Intel IIR */
218 	SOF_PROCESS_KEYWORD_DETECT,	/**< Keyword Detection */
219 	SOF_PROCESS_KPB,		/**< KeyPhrase Buffer Manager */
220 	SOF_PROCESS_CHAN_SELECTOR,	/**< Channel Selector */
221 	SOF_PROCESS_MUX,
222 	SOF_PROCESS_DEMUX,
223 	SOF_PROCESS_DCBLOCK,
224 	SOF_PROCESS_SMART_AMP,	/**< Smart Amplifier */
225 };
226 
227 /* generic "effect", "codec" or proprietary processing component */
228 struct sof_ipc_comp_process {
229 	struct sof_ipc_comp comp;
230 	struct sof_ipc_comp_config config;
231 	uint32_t size;	/**< size of bespoke data section in bytes */
232 	uint32_t type;	/**< sof_ipc_process_type */
233 
234 	/* reserved for future use */
235 	uint32_t reserved[7];
236 
237 	uint8_t data[0];
238 } __packed;
239 
240 /* frees components, buffers and pipelines
241  * SOF_IPC_TPLG_COMP_FREE, SOF_IPC_TPLG_PIPE_FREE, SOF_IPC_TPLG_BUFFER_FREE
242  */
243 struct sof_ipc_free {
244 	struct sof_ipc_cmd_hdr hdr;
245 	uint32_t id;
246 } __packed;
247 
248 struct sof_ipc_comp_reply {
249 	struct sof_ipc_reply rhdr;
250 	uint32_t id;
251 	uint32_t offset;
252 } __packed;
253 
254 /*
255  * Pipeline
256  */
257 
258 /** \brief Types of pipeline scheduling time domains */
259 enum sof_ipc_pipe_sched_time_domain {
260 	SOF_TIME_DOMAIN_DMA = 0,	/**< DMA interrupt */
261 	SOF_TIME_DOMAIN_TIMER,		/**< Timer interrupt */
262 };
263 
264 /* new pipeline - SOF_IPC_TPLG_PIPE_NEW */
265 struct sof_ipc_pipe_new {
266 	struct sof_ipc_cmd_hdr hdr;
267 	uint32_t comp_id;	/**< component id for pipeline */
268 	uint32_t pipeline_id;	/**< pipeline id */
269 	uint32_t sched_id;	/**< Scheduling component id */
270 	uint32_t core;		/**< core we run on */
271 	uint32_t period;	/**< execution period in us*/
272 	uint32_t priority;	/**< priority level 0 (low) to 10 (max) */
273 	uint32_t period_mips;	/**< worst case instruction count per period */
274 	uint32_t frames_per_sched;/**< output frames of pipeline, 0 is variable */
275 	uint32_t xrun_limit_usecs; /**< report xruns greater than limit */
276 	uint32_t time_domain;	/**< scheduling time domain */
277 }  __packed;
278 
279 /* pipeline construction complete - SOF_IPC_TPLG_PIPE_COMPLETE */
280 struct sof_ipc_pipe_ready {
281 	struct sof_ipc_cmd_hdr hdr;
282 	uint32_t comp_id;
283 }  __packed;
284 
285 struct sof_ipc_pipe_free {
286 	struct sof_ipc_cmd_hdr hdr;
287 	uint32_t comp_id;
288 }  __packed;
289 
290 /* connect two components in pipeline - SOF_IPC_TPLG_COMP_CONNECT */
291 struct sof_ipc_pipe_comp_connect {
292 	struct sof_ipc_cmd_hdr hdr;
293 	uint32_t source_id;
294 	uint32_t sink_id;
295 }  __packed;
296 
297 /* external events */
298 enum sof_event_types {
299 	SOF_EVENT_NONE = 0,
300 	SOF_KEYWORD_DETECT_DAPM_EVENT,
301 };
302 
303 #endif
304