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. All rights reserved. 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 /* The type of a widget pin is either sink or source */ 34 #define SOF_PIN_TYPE_SINK 0 35 #define SOF_PIN_TYPE_SOURCE 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 46 #define SOF_DAI_CLK_INTEL_SSP_MCLK 0 47 #define SOF_DAI_CLK_INTEL_SSP_BCLK 1 48 49 enum sof_widget_op { 50 SOF_WIDGET_PREPARE, 51 SOF_WIDGET_SETUP, 52 SOF_WIDGET_FREE, 53 SOF_WIDGET_UNPREPARE, 54 }; 55 56 /* 57 * Volume fractional word length define to 16 sets 58 * the volume linear gain value to use Qx.16 format 59 */ 60 #define VOLUME_FWL 16 61 62 #define SOF_TLV_ITEMS 3 63 64 static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size) 65 { 66 if (value >= size) 67 return volume_map[size - 1]; 68 69 return volume_map[value]; 70 } 71 72 static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size) 73 { 74 int i; 75 76 for (i = 0; i < size; i++) { 77 if (volume_map[i] >= value) 78 return i; 79 } 80 81 return i - 1; 82 } 83 84 struct snd_sof_widget; 85 struct snd_sof_route; 86 struct snd_sof_control; 87 struct snd_sof_dai; 88 89 struct snd_sof_dai_config_data { 90 int dai_index; 91 int dai_data; /* contains DAI-specific information */ 92 }; 93 94 /** 95 * struct sof_ipc_pcm_ops - IPC-specific PCM ops 96 * @hw_params: Function pointer for hw_params 97 * @hw_free: Function pointer for hw_free 98 * @trigger: Function pointer for trigger 99 * @dai_link_fixup: Function pointer for DAI link fixup 100 */ 101 struct sof_ipc_pcm_ops { 102 int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream, 103 struct snd_pcm_hw_params *params, 104 struct snd_sof_platform_stream_params *platform_params); 105 int (*hw_free)(struct snd_soc_component *component, struct snd_pcm_substream *substream); 106 int (*trigger)(struct snd_soc_component *component, struct snd_pcm_substream *substream, 107 int cmd); 108 int (*dai_link_fixup)(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); 109 }; 110 111 /** 112 * struct sof_ipc_tplg_control_ops - IPC-specific ops for topology kcontrol IO 113 */ 114 struct sof_ipc_tplg_control_ops { 115 bool (*volume_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 116 int (*volume_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 117 bool (*switch_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 118 int (*switch_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 119 bool (*enum_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 120 int (*enum_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 121 int (*bytes_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 122 int (*bytes_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 123 int (*bytes_ext_get)(struct snd_sof_control *scontrol, 124 const unsigned int __user *binary_data, unsigned int size); 125 int (*bytes_ext_volatile_get)(struct snd_sof_control *scontrol, 126 const unsigned int __user *binary_data, unsigned int size); 127 int (*bytes_ext_put)(struct snd_sof_control *scontrol, 128 const unsigned int __user *binary_data, unsigned int size); 129 /* update control data based on notification from the DSP */ 130 void (*update)(struct snd_sof_dev *sdev, void *ipc_control_message); 131 /* Optional callback to setup kcontrols associated with an swidget */ 132 int (*widget_kcontrol_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 133 /* mandatory callback to set up volume table for volume kcontrols */ 134 int (*set_up_volume_table)(struct snd_sof_control *scontrol, int tlv[SOF_TLV_ITEMS], 135 int size); 136 }; 137 138 /** 139 * struct sof_ipc_tplg_widget_ops - IPC-specific ops for topology widgets 140 * @ipc_setup: Function pointer for setting up widget IPC params 141 * @ipc_free: Function pointer for freeing widget IPC params 142 * @token_list: List of token ID's that should be parsed for the widget 143 * @token_list_size: number of elements in token_list 144 * @bind_event: Function pointer for binding events to the widget 145 * @ipc_prepare: Optional op for preparing a widget for set up 146 * @ipc_unprepare: Optional op for unpreparing a widget 147 */ 148 struct sof_ipc_tplg_widget_ops { 149 int (*ipc_setup)(struct snd_sof_widget *swidget); 150 void (*ipc_free)(struct snd_sof_widget *swidget); 151 enum sof_tokens *token_list; 152 int token_list_size; 153 int (*bind_event)(struct snd_soc_component *scomp, struct snd_sof_widget *swidget, 154 u16 event_type); 155 int (*ipc_prepare)(struct snd_sof_widget *swidget, 156 struct snd_pcm_hw_params *fe_params, 157 struct snd_sof_platform_stream_params *platform_params, 158 struct snd_pcm_hw_params *source_params, int dir); 159 void (*ipc_unprepare)(struct snd_sof_widget *swidget); 160 }; 161 162 /** 163 * struct sof_ipc_tplg_ops - IPC-specific topology ops 164 * @widget: Array of pointers to IPC-specific ops for widgets. This should always be of size 165 * SND_SOF_DAPM_TYPE_COUNT i.e one per widget type. Unsupported widget types will be 166 * initialized to 0. 167 * @control: Pointer to the IPC-specific ops for topology kcontrol IO 168 * @route_setup: Function pointer for setting up pipeline connections 169 * @route_free: Optional op for freeing pipeline connections. 170 * @token_list: List of all tokens supported by the IPC version. The size of the token_list 171 * array should be SOF_TOKEN_COUNT. The unused elements in the array will be 172 * initialized to 0. 173 * @control_setup: Function pointer for setting up kcontrol IPC-specific data 174 * @control_free: Function pointer for freeing kcontrol IPC-specific data 175 * @pipeline_complete: Function pointer for pipeline complete IPC 176 * @widget_setup: Function pointer for setting up setup in the DSP 177 * @widget_free: Function pointer for freeing widget in the DSP 178 * @dai_config: Function pointer for sending DAI config IPC to the DSP 179 * @dai_get_clk: Function pointer for getting the DAI clock setting 180 * @set_up_all_pipelines: Function pointer for setting up all topology pipelines 181 * @tear_down_all_pipelines: Function pointer for tearing down all topology pipelines 182 * @parse_manifest: Optional function pointer for ipc4 specific parsing of topology manifest 183 */ 184 struct sof_ipc_tplg_ops { 185 const struct sof_ipc_tplg_widget_ops *widget; 186 const struct sof_ipc_tplg_control_ops *control; 187 int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); 188 int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); 189 const struct sof_token_info *token_list; 190 int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); 191 int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); 192 int (*pipeline_complete)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 193 int (*widget_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 194 int (*widget_free)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 195 int (*dai_config)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget, 196 unsigned int flags, struct snd_sof_dai_config_data *data); 197 int (*dai_get_clk)(struct snd_sof_dev *sdev, struct snd_sof_dai *dai, int clk_type); 198 int (*set_up_all_pipelines)(struct snd_sof_dev *sdev, bool verify); 199 int (*tear_down_all_pipelines)(struct snd_sof_dev *sdev, bool verify); 200 int (*parse_manifest)(struct snd_soc_component *scomp, int index, 201 struct snd_soc_tplg_manifest *man); 202 }; 203 204 /** struct snd_sof_tuple - Tuple info 205 * @token: Token ID 206 * @value: union of a string or a u32 values 207 */ 208 struct snd_sof_tuple { 209 u32 token; 210 union { 211 u32 v; 212 const char *s; 213 } value; 214 }; 215 216 /* 217 * List of SOF token ID's. The order of ID's does not matter as token arrays are looked up based on 218 * the ID. 219 */ 220 enum sof_tokens { 221 SOF_PCM_TOKENS, 222 SOF_PIPELINE_TOKENS, 223 SOF_SCHED_TOKENS, 224 SOF_ASRC_TOKENS, 225 SOF_SRC_TOKENS, 226 SOF_COMP_TOKENS, 227 SOF_BUFFER_TOKENS, 228 SOF_VOLUME_TOKENS, 229 SOF_PROCESS_TOKENS, 230 SOF_DAI_TOKENS, 231 SOF_DAI_LINK_TOKENS, 232 SOF_HDA_TOKENS, 233 SOF_SSP_TOKENS, 234 SOF_ALH_TOKENS, 235 SOF_DMIC_TOKENS, 236 SOF_DMIC_PDM_TOKENS, 237 SOF_ESAI_TOKENS, 238 SOF_SAI_TOKENS, 239 SOF_AFE_TOKENS, 240 SOF_CORE_TOKENS, 241 SOF_COMP_EXT_TOKENS, 242 SOF_IN_AUDIO_FORMAT_TOKENS, 243 SOF_OUT_AUDIO_FORMAT_TOKENS, 244 SOF_AUDIO_FORMAT_BUFFER_SIZE_TOKENS, 245 SOF_COPIER_GATEWAY_CFG_TOKENS, 246 SOF_COPIER_TOKENS, 247 SOF_AUDIO_FMT_NUM_TOKENS, 248 SOF_COPIER_FORMAT_TOKENS, 249 SOF_GAIN_TOKENS, 250 SOF_ACPDMIC_TOKENS, 251 252 /* this should be the last */ 253 SOF_TOKEN_COUNT, 254 }; 255 256 /** 257 * struct sof_topology_token - SOF topology token definition 258 * @token: Token number 259 * @type: Token type 260 * @get_token: Function pointer to parse the token value and save it in a object 261 * @offset: Offset within an object to save the token value into 262 */ 263 struct sof_topology_token { 264 u32 token; 265 u32 type; 266 int (*get_token)(void *elem, void *object, u32 offset); 267 u32 offset; 268 }; 269 270 struct sof_token_info { 271 const char *name; 272 const struct sof_topology_token *tokens; 273 int count; 274 }; 275 276 /* PCM stream, mapped to FW component */ 277 struct snd_sof_pcm_stream { 278 u32 comp_id; 279 struct snd_dma_buffer page_table; 280 struct sof_ipc_stream_posn posn; 281 struct snd_pcm_substream *substream; 282 struct snd_compr_stream *cstream; 283 struct work_struct period_elapsed_work; 284 struct snd_soc_dapm_widget_list *list; /* list of connected DAPM widgets */ 285 bool d0i3_compatible; /* DSP can be in D0I3 when this pcm is opened */ 286 /* 287 * flag to indicate that the DSP pipelines should be kept 288 * active or not while suspending the stream 289 */ 290 bool suspend_ignored; 291 }; 292 293 /* ALSA SOF PCM device */ 294 struct snd_sof_pcm { 295 struct snd_soc_component *scomp; 296 struct snd_soc_tplg_pcm pcm; 297 struct snd_sof_pcm_stream stream[2]; 298 struct list_head list; /* list in sdev pcm list */ 299 struct snd_pcm_hw_params params[2]; 300 bool prepared[2]; /* PCM_PARAMS set successfully */ 301 }; 302 303 struct snd_sof_led_control { 304 unsigned int use_led; 305 unsigned int direction; 306 int led_value; 307 }; 308 309 /* ALSA SOF Kcontrol device */ 310 struct snd_sof_control { 311 struct snd_soc_component *scomp; 312 const char *name; 313 int comp_id; 314 int min_volume_step; /* min volume step for volume_table */ 315 int max_volume_step; /* max volume step for volume_table */ 316 int num_channels; 317 unsigned int access; 318 int info_type; 319 int index; /* pipeline ID */ 320 void *priv; /* private data copied from topology */ 321 size_t priv_size; /* size of private data */ 322 size_t max_size; 323 void *ipc_control_data; 324 int max; /* applicable to volume controls */ 325 u32 size; /* cdata size */ 326 u32 *volume_table; /* volume table computed from tlv data*/ 327 328 struct list_head list; /* list in sdev control list */ 329 330 struct snd_sof_led_control led_ctl; 331 332 /* if true, the control's data needs to be updated from Firmware */ 333 bool comp_data_dirty; 334 }; 335 336 /** struct snd_sof_dai_link - DAI link info 337 * @tuples: array of parsed tuples 338 * @num_tuples: number of tuples in the tuples array 339 * @link: Pointer to snd_soc_dai_link 340 * @hw_configs: Pointer to hw configs in topology 341 * @num_hw_configs: Number of hw configs in topology 342 * @default_hw_cfg_id: Default hw config ID 343 * @type: DAI type 344 * @list: item in snd_sof_dev dai_link list 345 */ 346 struct snd_sof_dai_link { 347 struct snd_sof_tuple *tuples; 348 int num_tuples; 349 struct snd_soc_dai_link *link; 350 struct snd_soc_tplg_hw_config *hw_configs; 351 int num_hw_configs; 352 int default_hw_cfg_id; 353 int type; 354 struct list_head list; 355 }; 356 357 /* ASoC SOF DAPM widget */ 358 struct snd_sof_widget { 359 struct snd_soc_component *scomp; 360 int comp_id; 361 int pipeline_id; 362 /* 363 * complete flag is used to indicate that pipeline set up is complete for scheduler type 364 * widgets. It is unused for all other widget types. 365 */ 366 int complete; 367 /* 368 * the prepared flag is used to indicate that a widget has been prepared for getting set 369 * up in the DSP. 370 */ 371 bool prepared; 372 int use_count; /* use_count will be protected by the PCM mutex held by the core */ 373 int core; 374 int id; /* id is the DAPM widget type */ 375 /* 376 * Instance ID is set dynamically when the widget gets set up in the FW. It should be 377 * unique for each module type across all pipelines. This will not be used in SOF_IPC. 378 */ 379 int instance_id; 380 381 /* 382 * Flag indicating if the widget should be set up dynamically when a PCM is opened. 383 * This flag is only set for the scheduler type widget in topology. During topology 384 * loading, this flag is propagated to all the widgets belonging to the same pipeline. 385 * When this flag is not set, a widget is set up at the time of topology loading 386 * and retained until the DSP enters D3. It will need to be set up again when resuming 387 * from D3. 388 */ 389 bool dynamic_pipeline_widget; 390 391 struct snd_soc_dapm_widget *widget; 392 struct list_head list; /* list in sdev widget list */ 393 struct snd_sof_widget *pipe_widget; 394 void *module_info; 395 396 const guid_t uuid; 397 398 int num_tuples; 399 struct snd_sof_tuple *tuples; 400 401 /* 402 * The allowed range for num_sink/source_pins is [0, SOF_WIDGET_MAX_NUM_PINS]. 403 * Widgets may have zero sink or source pins, for example the tone widget has 404 * zero sink pins. 405 */ 406 u32 num_sink_pins; 407 u32 num_source_pins; 408 409 /* 410 * The sink/source pin binding array, it takes the form of 411 * [widget_name_connected_to_pin0, widget_name_connected_to_pin1, ...], 412 * with the index as the queue ID. 413 * 414 * The array is used for special pin binding. Note that even if there 415 * is only one sink/source pin requires special pin binding, pin binding 416 * should be defined for all sink/source pins in topology, for pin(s) that 417 * are not used, give the value "NotConnected". 418 * 419 * If pin binding is not defined in topology, nothing to parse in the kernel, 420 * sink_pin_binding and src_pin_binding shall be NULL. 421 */ 422 char **sink_pin_binding; 423 char **src_pin_binding; 424 425 struct ida src_queue_ida; 426 struct ida sink_queue_ida; 427 428 void *private; /* core does not touch this */ 429 }; 430 431 /* ASoC SOF DAPM route */ 432 struct snd_sof_route { 433 struct snd_soc_component *scomp; 434 435 struct snd_soc_dapm_route *route; 436 struct list_head list; /* list in sdev route list */ 437 struct snd_sof_widget *src_widget; 438 struct snd_sof_widget *sink_widget; 439 bool setup; 440 441 int src_queue_id; 442 int dst_queue_id; 443 444 void *private; 445 }; 446 447 /* ASoC DAI device */ 448 struct snd_sof_dai { 449 struct snd_soc_component *scomp; 450 const char *name; 451 452 int number_configs; 453 int current_config; 454 struct list_head list; /* list in sdev dai list */ 455 void *private; 456 }; 457 458 /* 459 * Kcontrols. 460 */ 461 462 int snd_sof_volume_get(struct snd_kcontrol *kcontrol, 463 struct snd_ctl_elem_value *ucontrol); 464 int snd_sof_volume_put(struct snd_kcontrol *kcontrol, 465 struct snd_ctl_elem_value *ucontrol); 466 int snd_sof_volume_info(struct snd_kcontrol *kcontrol, 467 struct snd_ctl_elem_info *uinfo); 468 int snd_sof_switch_get(struct snd_kcontrol *kcontrol, 469 struct snd_ctl_elem_value *ucontrol); 470 int snd_sof_switch_put(struct snd_kcontrol *kcontrol, 471 struct snd_ctl_elem_value *ucontrol); 472 int snd_sof_enum_get(struct snd_kcontrol *kcontrol, 473 struct snd_ctl_elem_value *ucontrol); 474 int snd_sof_enum_put(struct snd_kcontrol *kcontrol, 475 struct snd_ctl_elem_value *ucontrol); 476 int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, 477 struct snd_ctl_elem_value *ucontrol); 478 int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, 479 struct snd_ctl_elem_value *ucontrol); 480 int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, 481 const unsigned int __user *binary_data, 482 unsigned int size); 483 int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, 484 unsigned int __user *binary_data, 485 unsigned int size); 486 int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data, 487 unsigned int size); 488 void snd_sof_control_notify(struct snd_sof_dev *sdev, 489 struct sof_ipc_ctrl_data *cdata); 490 491 /* 492 * Topology. 493 * There is no snd_sof_free_topology since topology components will 494 * be freed by snd_soc_unregister_component, 495 */ 496 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file); 497 498 /* 499 * Stream IPC 500 */ 501 int snd_sof_ipc_stream_posn(struct snd_soc_component *scomp, 502 struct snd_sof_pcm *spcm, int direction, 503 struct sof_ipc_stream_posn *posn); 504 505 struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp, 506 const char *name); 507 struct snd_sof_widget * 508 snd_sof_find_swidget_sname(struct snd_soc_component *scomp, 509 const char *pcm_name, int dir); 510 struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp, 511 const char *name); 512 513 static inline 514 struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_soc_component *scomp, 515 struct snd_soc_pcm_runtime *rtd) 516 { 517 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 518 struct snd_sof_pcm *spcm; 519 520 list_for_each_entry(spcm, &sdev->pcm_list, list) { 521 if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id) 522 return spcm; 523 } 524 525 return NULL; 526 } 527 528 struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_soc_component *scomp, 529 const char *name); 530 struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp, 531 unsigned int comp_id, 532 int *direction); 533 void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); 534 void snd_sof_pcm_init_elapsed_work(struct work_struct *work); 535 536 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS) 537 void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream); 538 void snd_sof_compr_init_elapsed_work(struct work_struct *work); 539 #else 540 static inline void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream) { } 541 static inline void snd_sof_compr_init_elapsed_work(struct work_struct *work) { } 542 #endif 543 544 /* DAI link fixup */ 545 int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); 546 547 /* PM */ 548 bool snd_sof_stream_suspend_ignored(struct snd_sof_dev *sdev); 549 bool snd_sof_dsp_only_d0i3_compatible_stream_active(struct snd_sof_dev *sdev); 550 551 /* Machine driver enumeration */ 552 int sof_machine_register(struct snd_sof_dev *sdev, void *pdata); 553 void sof_machine_unregister(struct snd_sof_dev *sdev, void *pdata); 554 555 int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 556 int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 557 int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsource, 558 struct snd_soc_dapm_widget *wsink); 559 560 /* PCM */ 561 int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, 562 struct snd_pcm_hw_params *fe_params, 563 struct snd_sof_platform_stream_params *platform_params, 564 int dir); 565 int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); 566 int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev, 567 struct snd_sof_pcm *spcm); 568 int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, 569 struct snd_sof_pcm *spcm, int dir, bool free_widget_list); 570 int get_token_u32(void *elem, void *object, u32 offset); 571 int get_token_u16(void *elem, void *object, u32 offset); 572 int get_token_comp_format(void *elem, void *object, u32 offset); 573 int get_token_dai_type(void *elem, void *object, u32 offset); 574 int get_token_uuid(void *elem, void *object, u32 offset); 575 int get_token_string(void *elem, void *object, u32 offset); 576 int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id, 577 struct snd_sof_tuple *tuples, int num_tuples, 578 size_t object_size, int token_instance_num); 579 u32 vol_compute_gain(u32 value, int *tlv); 580 #endif 581