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) 2019 Intel Corporation 7 * 8 * Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> 9 */ 10 11 #ifndef __SOUND_SOC_SOF_AUDIO_H 12 #define __SOUND_SOC_SOF_AUDIO_H 13 14 #include <linux/workqueue.h> 15 16 #include <sound/soc.h> 17 #include <sound/control.h> 18 #include <sound/sof/stream.h> /* needs to be included before control.h */ 19 #include <sound/sof/control.h> 20 #include <sound/sof/dai.h> 21 #include <sound/sof/topology.h> 22 #include "sof-priv.h" 23 24 #define SOF_AUDIO_PCM_DRV_NAME "sof-audio-component" 25 26 /* 27 * The ipc4 firmware only supports up to 8 sink or source pins 28 * per widget, because only 3 bits are used for queue(pin) ID 29 * in ipc4 protocol. 30 */ 31 #define SOF_WIDGET_MAX_NUM_PINS 8 32 33 /* Widget pin type */ 34 #define SOF_PIN_TYPE_INPUT 0 35 #define SOF_PIN_TYPE_OUTPUT 1 36 37 /* max number of FE PCMs before BEs */ 38 #define SOF_BE_PCM_BASE 16 39 40 #define DMA_CHAN_INVALID 0xFFFFFFFF 41 42 #define WIDGET_IS_DAI(id) ((id) == snd_soc_dapm_dai_in || (id) == snd_soc_dapm_dai_out) 43 #define WIDGET_IS_AIF(id) ((id) == snd_soc_dapm_aif_in || (id) == snd_soc_dapm_aif_out) 44 #define WIDGET_IS_AIF_OR_DAI(id) (WIDGET_IS_DAI(id) || WIDGET_IS_AIF(id)) 45 #define WIDGET_IS_COPIER(id) (WIDGET_IS_AIF_OR_DAI(id) || (id) == snd_soc_dapm_buffer) 46 47 #define SOF_DAI_CLK_INTEL_SSP_MCLK 0 48 #define SOF_DAI_CLK_INTEL_SSP_BCLK 1 49 50 enum sof_widget_op { 51 SOF_WIDGET_PREPARE, 52 SOF_WIDGET_SETUP, 53 SOF_WIDGET_FREE, 54 SOF_WIDGET_UNPREPARE, 55 }; 56 57 /* 58 * Volume fractional word length define to 16 sets 59 * the volume linear gain value to use Qx.16 format 60 */ 61 #define VOLUME_FWL 16 62 63 #define SOF_TLV_ITEMS 3 64 65 static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size) 66 { 67 if (value >= size) 68 return volume_map[size - 1]; 69 70 return volume_map[value]; 71 } 72 73 static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size) 74 { 75 int i; 76 77 for (i = 0; i < size; i++) { 78 if (volume_map[i] >= value) 79 return i; 80 } 81 82 return i - 1; 83 } 84 85 struct snd_sof_widget; 86 struct snd_sof_route; 87 struct snd_sof_control; 88 struct snd_sof_dai; 89 struct snd_sof_pcm; 90 91 struct snd_sof_dai_config_data { 92 int dai_index; 93 int dai_data; /* contains DAI-specific information */ 94 int dai_node_id; /* contains DAI-specific information for Gateway configuration */ 95 }; 96 97 /** 98 * struct sof_ipc_pcm_ops - IPC-specific PCM ops 99 * @hw_params: Function pointer for hw_params 100 * @hw_free: Function pointer for hw_free 101 * @trigger: Function pointer for trigger 102 * @dai_link_fixup: Function pointer for DAI link fixup 103 * @pcm_setup: Function pointer for IPC-specific PCM set up that can be used for allocating 104 * additional memory in the SOF PCM stream structure 105 * @pcm_free: Function pointer for PCM free that can be used for freeing any 106 * additional memory in the SOF PCM stream structure 107 * @pointer: Function pointer for pcm pointer 108 * Note: the @pointer callback may return -EOPNOTSUPP which should be 109 * handled in a same way as if the callback is not provided 110 * @delay: Function pointer for pcm delay reporting 111 * @reset_hw_params_during_stop: Flag indicating whether the hw_params should be reset during the 112 * STOP pcm trigger 113 * @ipc_first_on_start: Send IPC before invoking platform trigger during 114 * START/PAUSE_RELEASE triggers 115 * @platform_stop_during_hw_free: Invoke the platform trigger during hw_free. This is needed for 116 * IPC4 where a pipeline is only paused during stop/pause/suspend 117 * triggers. The FW keeps the host DMA running in this case and 118 * therefore the host must do the same and should stop the DMA during 119 * hw_free. 120 * @d0i3_supported_in_s0ix: Allow DSP D0I3 during S0iX 121 */ 122 struct sof_ipc_pcm_ops { 123 int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream, 124 struct snd_pcm_hw_params *params, 125 struct snd_sof_platform_stream_params *platform_params); 126 int (*hw_free)(struct snd_soc_component *component, struct snd_pcm_substream *substream); 127 int (*trigger)(struct snd_soc_component *component, struct snd_pcm_substream *substream, 128 int cmd); 129 int (*dai_link_fixup)(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); 130 int (*pcm_setup)(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm); 131 void (*pcm_free)(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm); 132 int (*pointer)(struct snd_soc_component *component, 133 struct snd_pcm_substream *substream, 134 snd_pcm_uframes_t *pointer); 135 snd_pcm_sframes_t (*delay)(struct snd_soc_component *component, 136 struct snd_pcm_substream *substream); 137 bool reset_hw_params_during_stop; 138 bool ipc_first_on_start; 139 bool platform_stop_during_hw_free; 140 bool d0i3_supported_in_s0ix; 141 }; 142 143 /** 144 * struct sof_ipc_tplg_control_ops - IPC-specific ops for topology kcontrol IO 145 */ 146 struct sof_ipc_tplg_control_ops { 147 bool (*volume_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 148 int (*volume_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 149 bool (*switch_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 150 int (*switch_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 151 bool (*enum_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 152 int (*enum_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 153 int (*bytes_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 154 int (*bytes_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 155 int (*bytes_ext_get)(struct snd_sof_control *scontrol, 156 const unsigned int __user *binary_data, unsigned int size); 157 int (*bytes_ext_volatile_get)(struct snd_sof_control *scontrol, 158 const unsigned int __user *binary_data, unsigned int size); 159 int (*bytes_ext_put)(struct snd_sof_control *scontrol, 160 const unsigned int __user *binary_data, unsigned int size); 161 /* update control data based on notification from the DSP */ 162 void (*update)(struct snd_sof_dev *sdev, void *ipc_control_message); 163 /* Optional callback to setup kcontrols associated with an swidget */ 164 int (*widget_kcontrol_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 165 /* mandatory callback to set up volume table for volume kcontrols */ 166 int (*set_up_volume_table)(struct snd_sof_control *scontrol, int tlv[SOF_TLV_ITEMS], 167 int size); 168 }; 169 170 /** 171 * struct sof_ipc_tplg_widget_ops - IPC-specific ops for topology widgets 172 * @ipc_setup: Function pointer for setting up widget IPC params 173 * @ipc_free: Function pointer for freeing widget IPC params 174 * @token_list: List of token ID's that should be parsed for the widget 175 * @token_list_size: number of elements in token_list 176 * @bind_event: Function pointer for binding events to the widget 177 * @ipc_prepare: Optional op for preparing a widget for set up 178 * @ipc_unprepare: Optional op for unpreparing a widget 179 */ 180 struct sof_ipc_tplg_widget_ops { 181 int (*ipc_setup)(struct snd_sof_widget *swidget); 182 void (*ipc_free)(struct snd_sof_widget *swidget); 183 enum sof_tokens *token_list; 184 int token_list_size; 185 int (*bind_event)(struct snd_soc_component *scomp, struct snd_sof_widget *swidget, 186 u16 event_type); 187 int (*ipc_prepare)(struct snd_sof_widget *swidget, 188 struct snd_pcm_hw_params *fe_params, 189 struct snd_sof_platform_stream_params *platform_params, 190 struct snd_pcm_hw_params *source_params, int dir); 191 void (*ipc_unprepare)(struct snd_sof_widget *swidget); 192 }; 193 194 /** 195 * struct sof_ipc_tplg_ops - IPC-specific topology ops 196 * @widget: Array of pointers to IPC-specific ops for widgets. This should always be of size 197 * SND_SOF_DAPM_TYPE_COUNT i.e one per widget type. Unsupported widget types will be 198 * initialized to 0. 199 * @control: Pointer to the IPC-specific ops for topology kcontrol IO 200 * @route_setup: Function pointer for setting up pipeline connections 201 * @route_free: Function pointer for freeing pipeline connections. 202 * @token_list: List of all tokens supported by the IPC version. The size of the token_list 203 * array should be SOF_TOKEN_COUNT. The unused elements in the array will be 204 * initialized to 0. 205 * @control_setup: Function pointer for setting up kcontrol IPC-specific data 206 * @control_free: Function pointer for freeing kcontrol IPC-specific data 207 * @pipeline_complete: Function pointer for pipeline complete IPC 208 * @widget_setup: Function pointer for setting up setup in the DSP 209 * @widget_free: Function pointer for freeing widget in the DSP 210 * @dai_config: Function pointer for sending DAI config IPC to the DSP 211 * @dai_get_clk: Function pointer for getting the DAI clock setting 212 * @set_up_all_pipelines: Function pointer for setting up all topology pipelines 213 * @tear_down_all_pipelines: Function pointer for tearing down all topology pipelines 214 * @parse_manifest: Function pointer for ipc4 specific parsing of topology manifest 215 * @link_setup: Function pointer for IPC-specific DAI link set up 216 * 217 * Note: function pointers (ops) are optional 218 */ 219 struct sof_ipc_tplg_ops { 220 const struct sof_ipc_tplg_widget_ops *widget; 221 const struct sof_ipc_tplg_control_ops *control; 222 int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); 223 int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); 224 const struct sof_token_info *token_list; 225 int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); 226 int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); 227 int (*pipeline_complete)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 228 int (*widget_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 229 int (*widget_free)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 230 int (*dai_config)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget, 231 unsigned int flags, struct snd_sof_dai_config_data *data); 232 int (*dai_get_clk)(struct snd_sof_dev *sdev, struct snd_sof_dai *dai, int clk_type); 233 int (*set_up_all_pipelines)(struct snd_sof_dev *sdev, bool verify); 234 int (*tear_down_all_pipelines)(struct snd_sof_dev *sdev, bool verify); 235 int (*parse_manifest)(struct snd_soc_component *scomp, int index, 236 struct snd_soc_tplg_manifest *man); 237 int (*link_setup)(struct snd_sof_dev *sdev, struct snd_soc_dai_link *link); 238 }; 239 240 /** struct snd_sof_tuple - Tuple info 241 * @token: Token ID 242 * @value: union of a string or a u32 values 243 */ 244 struct snd_sof_tuple { 245 u32 token; 246 union { 247 u32 v; 248 const char *s; 249 } value; 250 }; 251 252 /* 253 * List of SOF token ID's. The order of ID's does not matter as token arrays are looked up based on 254 * the ID. 255 */ 256 enum sof_tokens { 257 SOF_PCM_TOKENS, 258 SOF_PIPELINE_TOKENS, 259 SOF_SCHED_TOKENS, 260 SOF_ASRC_TOKENS, 261 SOF_SRC_TOKENS, 262 SOF_COMP_TOKENS, 263 SOF_BUFFER_TOKENS, 264 SOF_VOLUME_TOKENS, 265 SOF_PROCESS_TOKENS, 266 SOF_DAI_TOKENS, 267 SOF_DAI_LINK_TOKENS, 268 SOF_HDA_TOKENS, 269 SOF_SSP_TOKENS, 270 SOF_ALH_TOKENS, 271 SOF_DMIC_TOKENS, 272 SOF_DMIC_PDM_TOKENS, 273 SOF_ESAI_TOKENS, 274 SOF_SAI_TOKENS, 275 SOF_AFE_TOKENS, 276 SOF_CORE_TOKENS, 277 SOF_COMP_EXT_TOKENS, 278 SOF_IN_AUDIO_FORMAT_TOKENS, 279 SOF_OUT_AUDIO_FORMAT_TOKENS, 280 SOF_COPIER_DEEP_BUFFER_TOKENS, 281 SOF_COPIER_TOKENS, 282 SOF_AUDIO_FMT_NUM_TOKENS, 283 SOF_COPIER_FORMAT_TOKENS, 284 SOF_GAIN_TOKENS, 285 SOF_ACPDMIC_TOKENS, 286 SOF_ACPI2S_TOKENS, 287 SOF_MICFIL_TOKENS, 288 SOF_ACP_SDW_TOKENS, 289 290 /* this should be the last */ 291 SOF_TOKEN_COUNT, 292 }; 293 294 /** 295 * struct sof_topology_token - SOF topology token definition 296 * @token: Token number 297 * @type: Token type 298 * @get_token: Function pointer to parse the token value and save it in a object 299 * @offset: Offset within an object to save the token value into 300 */ 301 struct sof_topology_token { 302 u32 token; 303 u32 type; 304 int (*get_token)(void *elem, void *object, u32 offset); 305 u32 offset; 306 }; 307 308 struct sof_token_info { 309 const char *name; 310 const struct sof_topology_token *tokens; 311 int count; 312 }; 313 314 /** 315 * struct snd_sof_pcm_stream_pipeline_list - List of pipelines associated with a PCM stream 316 * @count: number of pipeline widgets in the @pipe_widgets array 317 * @pipelines: array of pipelines 318 */ 319 struct snd_sof_pcm_stream_pipeline_list { 320 u32 count; 321 struct snd_sof_pipeline **pipelines; 322 }; 323 324 /* PCM stream, mapped to FW component */ 325 struct snd_sof_pcm_stream { 326 u32 comp_id; 327 struct snd_dma_buffer page_table; 328 struct sof_ipc_stream_posn posn; 329 struct snd_pcm_substream *substream; 330 struct snd_compr_stream *cstream; 331 struct work_struct period_elapsed_work; 332 struct snd_soc_dapm_widget_list *list; /* list of connected DAPM widgets */ 333 bool d0i3_compatible; /* DSP can be in D0I3 when this pcm is opened */ 334 unsigned int dsp_max_burst_size_in_ms; /* The maximum size of the host DMA burst in ms */ 335 /* 336 * flag to indicate that the DSP pipelines should be kept 337 * active or not while suspending the stream 338 */ 339 bool suspend_ignored; 340 struct snd_sof_pcm_stream_pipeline_list pipeline_list; 341 342 /* used by IPC implementation and core does not touch it */ 343 void *private; 344 }; 345 346 /* ALSA SOF PCM device */ 347 struct snd_sof_pcm { 348 struct snd_soc_component *scomp; 349 struct snd_soc_tplg_pcm pcm; 350 struct snd_sof_pcm_stream stream[2]; 351 struct list_head list; /* list in sdev pcm list */ 352 struct snd_pcm_hw_params params[2]; 353 bool prepared[2]; /* PCM_PARAMS set successfully */ 354 bool pending_stop[2]; /* only used if (!pcm_ops->platform_stop_during_hw_free) */ 355 }; 356 357 struct snd_sof_led_control { 358 unsigned int use_led; 359 unsigned int direction; 360 int led_value; 361 }; 362 363 /* ALSA SOF Kcontrol device */ 364 struct snd_sof_control { 365 struct snd_soc_component *scomp; 366 const char *name; 367 int comp_id; 368 int min_volume_step; /* min volume step for volume_table */ 369 int max_volume_step; /* max volume step for volume_table */ 370 int num_channels; 371 unsigned int access; 372 int info_type; 373 int index; /* pipeline ID */ 374 void *priv; /* private data copied from topology */ 375 size_t priv_size; /* size of private data */ 376 size_t max_size; 377 void *ipc_control_data; 378 void *old_ipc_control_data; 379 int max; /* applicable to volume controls */ 380 u32 size; /* cdata size */ 381 u32 *volume_table; /* volume table computed from tlv data*/ 382 383 struct list_head list; /* list in sdev control list */ 384 385 struct snd_sof_led_control led_ctl; 386 387 /* if true, the control's data needs to be updated from Firmware */ 388 bool comp_data_dirty; 389 }; 390 391 /** struct snd_sof_dai_link - DAI link info 392 * @tuples: array of parsed tuples 393 * @num_tuples: number of tuples in the tuples array 394 * @link: Pointer to snd_soc_dai_link 395 * @hw_configs: Pointer to hw configs in topology 396 * @num_hw_configs: Number of hw configs in topology 397 * @default_hw_cfg_id: Default hw config ID 398 * @type: DAI type 399 * @list: item in snd_sof_dev dai_link list 400 */ 401 struct snd_sof_dai_link { 402 struct snd_sof_tuple *tuples; 403 int num_tuples; 404 struct snd_soc_dai_link *link; 405 struct snd_soc_tplg_hw_config *hw_configs; 406 int num_hw_configs; 407 int default_hw_cfg_id; 408 int type; 409 struct list_head list; 410 }; 411 412 /* ASoC SOF DAPM widget */ 413 struct snd_sof_widget { 414 struct snd_soc_component *scomp; 415 int comp_id; 416 int pipeline_id; 417 /* 418 * the prepared flag is used to indicate that a widget has been prepared for getting set 419 * up in the DSP. 420 */ 421 bool prepared; 422 423 struct mutex setup_mutex; /* to protect the swidget setup and free operations */ 424 425 /* 426 * use_count is protected by the PCM mutex held by the core and the 427 * setup_mutex against non stream domain races (kcontrol access for 428 * example) 429 */ 430 int use_count; 431 432 int core; 433 int id; /* id is the DAPM widget type */ 434 /* 435 * Instance ID is set dynamically when the widget gets set up in the FW. It should be 436 * unique for each module type across all pipelines. This will not be used in SOF_IPC. 437 */ 438 int instance_id; 439 440 /* 441 * Flag indicating if the widget should be set up dynamically when a PCM is opened. 442 * This flag is only set for the scheduler type widget in topology. During topology 443 * loading, this flag is propagated to all the widgets belonging to the same pipeline. 444 * When this flag is not set, a widget is set up at the time of topology loading 445 * and retained until the DSP enters D3. It will need to be set up again when resuming 446 * from D3. 447 */ 448 bool dynamic_pipeline_widget; 449 450 struct snd_soc_dapm_widget *widget; 451 struct list_head list; /* list in sdev widget list */ 452 struct snd_sof_pipeline *spipe; 453 void *module_info; 454 455 const guid_t uuid; 456 457 int num_tuples; 458 struct snd_sof_tuple *tuples; 459 460 /* 461 * The allowed range for num_input/output_pins is [0, SOF_WIDGET_MAX_NUM_PINS]. 462 * Widgets may have zero input or output pins, for example the tone widget has 463 * zero input pins. 464 */ 465 u32 num_input_pins; 466 u32 num_output_pins; 467 468 /* 469 * The input/output pin binding array, it takes the form of 470 * [widget_name_connected_to_pin0, widget_name_connected_to_pin1, ...], 471 * with the index as the queue ID. 472 * 473 * The array is used for special pin binding. Note that even if there 474 * is only one input/output pin requires special pin binding, pin binding 475 * should be defined for all input/output pins in topology, for pin(s) that 476 * are not used, give the value "NotConnected". 477 * 478 * If pin binding is not defined in topology, nothing to parse in the kernel, 479 * input_pin_binding and output_pin_binding shall be NULL. 480 */ 481 char **input_pin_binding; 482 char **output_pin_binding; 483 484 struct ida output_queue_ida; 485 struct ida input_queue_ida; 486 487 void *private; /* core does not touch this */ 488 }; 489 490 /** struct snd_sof_pipeline - ASoC SOF pipeline 491 * @pipe_widget: Pointer to the pipeline widget 492 * @started_count: Count of number of PCM's that have started this pipeline 493 * @paused_count: Count of number of PCM's that have started and have currently paused this 494 pipeline 495 * @complete: flag used to indicate that pipeline set up is complete. 496 * @core_mask: Mask containing target cores for all modules in the pipeline 497 * @list: List item in sdev pipeline_list 498 */ 499 struct snd_sof_pipeline { 500 struct snd_sof_widget *pipe_widget; 501 int started_count; 502 int paused_count; 503 int complete; 504 unsigned long core_mask; 505 struct list_head list; 506 }; 507 508 /* ASoC SOF DAPM route */ 509 struct snd_sof_route { 510 struct snd_soc_component *scomp; 511 512 struct snd_soc_dapm_route *route; 513 struct list_head list; /* list in sdev route list */ 514 struct snd_sof_widget *src_widget; 515 struct snd_sof_widget *sink_widget; 516 bool setup; 517 518 int src_queue_id; 519 int dst_queue_id; 520 521 void *private; 522 }; 523 524 /* ASoC DAI device */ 525 struct snd_sof_dai { 526 struct snd_soc_component *scomp; 527 const char *name; 528 u32 type; 529 530 int number_configs; 531 int current_config; 532 struct list_head list; /* list in sdev dai list */ 533 /* core should not touch this */ 534 const void *platform_private; 535 void *private; 536 }; 537 538 /* 539 * Kcontrols. 540 */ 541 542 int snd_sof_volume_get(struct snd_kcontrol *kcontrol, 543 struct snd_ctl_elem_value *ucontrol); 544 int snd_sof_volume_put(struct snd_kcontrol *kcontrol, 545 struct snd_ctl_elem_value *ucontrol); 546 int snd_sof_volume_info(struct snd_kcontrol *kcontrol, 547 struct snd_ctl_elem_info *uinfo); 548 int snd_sof_switch_get(struct snd_kcontrol *kcontrol, 549 struct snd_ctl_elem_value *ucontrol); 550 int snd_sof_switch_put(struct snd_kcontrol *kcontrol, 551 struct snd_ctl_elem_value *ucontrol); 552 int snd_sof_enum_get(struct snd_kcontrol *kcontrol, 553 struct snd_ctl_elem_value *ucontrol); 554 int snd_sof_enum_put(struct snd_kcontrol *kcontrol, 555 struct snd_ctl_elem_value *ucontrol); 556 int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, 557 struct snd_ctl_elem_value *ucontrol); 558 int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, 559 struct snd_ctl_elem_value *ucontrol); 560 int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, 561 const unsigned int __user *binary_data, 562 unsigned int size); 563 int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, 564 unsigned int __user *binary_data, 565 unsigned int size); 566 int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data, 567 unsigned int size); 568 void snd_sof_control_notify(struct snd_sof_dev *sdev, 569 struct sof_ipc_ctrl_data *cdata); 570 571 /* 572 * Topology. 573 * There is no snd_sof_free_topology since topology components will 574 * be freed by snd_soc_unregister_component, 575 */ 576 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file); 577 578 /* 579 * Stream IPC 580 */ 581 int snd_sof_ipc_stream_posn(struct snd_soc_component *scomp, 582 struct snd_sof_pcm *spcm, int direction, 583 struct sof_ipc_stream_posn *posn); 584 585 struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp, 586 const char *name); 587 struct snd_sof_widget * 588 snd_sof_find_swidget_sname(struct snd_soc_component *scomp, 589 const char *pcm_name, int dir); 590 struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp, 591 const char *name); 592 593 static inline 594 struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_soc_component *scomp, 595 struct snd_soc_pcm_runtime *rtd) 596 { 597 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 598 struct snd_sof_pcm *spcm; 599 600 list_for_each_entry(spcm, &sdev->pcm_list, list) { 601 if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id) 602 return spcm; 603 } 604 605 return NULL; 606 } 607 608 struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_soc_component *scomp, 609 const char *name); 610 struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp, 611 unsigned int comp_id, 612 int *direction); 613 void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); 614 void snd_sof_pcm_init_elapsed_work(struct work_struct *work); 615 616 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS) 617 void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream); 618 void snd_sof_compr_init_elapsed_work(struct work_struct *work); 619 #else 620 static inline void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream) { } 621 static inline void snd_sof_compr_init_elapsed_work(struct work_struct *work) { } 622 #endif 623 624 /* DAI link fixup */ 625 int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); 626 627 /* PM */ 628 bool snd_sof_stream_suspend_ignored(struct snd_sof_dev *sdev); 629 bool snd_sof_dsp_only_d0i3_compatible_stream_active(struct snd_sof_dev *sdev); 630 631 /* Machine driver enumeration */ 632 int sof_machine_register(struct snd_sof_dev *sdev, void *pdata); 633 void sof_machine_unregister(struct snd_sof_dev *sdev, void *pdata); 634 635 int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 636 int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 637 int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsource, 638 struct snd_soc_dapm_widget *wsink); 639 640 /* PCM */ 641 int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, 642 struct snd_pcm_hw_params *fe_params, 643 struct snd_sof_platform_stream_params *platform_params, 644 int dir); 645 int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); 646 int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev, 647 struct snd_sof_pcm *spcm); 648 int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, 649 struct snd_sof_pcm *spcm, int dir, bool free_widget_list); 650 int get_token_u32(void *elem, void *object, u32 offset); 651 int get_token_u16(void *elem, void *object, u32 offset); 652 int get_token_comp_format(void *elem, void *object, u32 offset); 653 int get_token_dai_type(void *elem, void *object, u32 offset); 654 int get_token_uuid(void *elem, void *object, u32 offset); 655 int get_token_string(void *elem, void *object, u32 offset); 656 int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id, 657 struct snd_sof_tuple *tuples, int num_tuples, 658 size_t object_size, int token_instance_num); 659 u32 vol_compute_gain(u32 value, int *tlv); 660 #endif 661