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_PARAM_INTEL_SSP_MCLK 0 48 #define SOF_DAI_PARAM_INTEL_SSP_BCLK 1 49 #define SOF_DAI_PARAM_INTEL_SSP_TDM_SLOTS 2 50 51 enum sof_widget_op { 52 SOF_WIDGET_PREPARE, 53 SOF_WIDGET_SETUP, 54 SOF_WIDGET_FREE, 55 SOF_WIDGET_UNPREPARE, 56 }; 57 58 /* 59 * Volume fractional word length define to 16 sets 60 * the volume linear gain value to use Qx.16 format 61 */ 62 #define VOLUME_FWL 16 63 64 #define SOF_TLV_ITEMS 3 65 66 static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size) 67 { 68 if (value >= size) 69 return volume_map[size - 1]; 70 71 return volume_map[value]; 72 } 73 74 static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size) 75 { 76 int i; 77 78 for (i = 0; i < size; i++) { 79 if (volume_map[i] >= value) 80 return i; 81 } 82 83 return i - 1; 84 } 85 86 struct snd_sof_widget; 87 struct snd_sof_route; 88 struct snd_sof_control; 89 struct snd_sof_dai; 90 struct snd_sof_pcm; 91 92 struct snd_sof_dai_config_data { 93 int dai_index; 94 int dai_data; /* contains DAI-specific information */ 95 int dai_node_id; /* contains DAI-specific information for Gateway configuration */ 96 }; 97 98 /** 99 * struct sof_ipc_pcm_ops - IPC-specific PCM ops 100 * @hw_params: Function pointer for hw_params 101 * @hw_free: Function pointer for hw_free 102 * @trigger: Function pointer for trigger 103 * @dai_link_fixup: Function pointer for DAI link fixup 104 * @pcm_setup: Function pointer for IPC-specific PCM set up that can be used for allocating 105 * additional memory in the SOF PCM stream structure 106 * @pcm_free: Function pointer for PCM free that can be used for freeing any 107 * additional memory in the SOF PCM stream structure 108 * @pointer: Function pointer for pcm pointer 109 * Note: the @pointer callback may return -EOPNOTSUPP which should be 110 * handled in a same way as if the callback is not provided 111 * @delay: Function pointer for pcm delay reporting 112 * @reset_hw_params_during_stop: Flag indicating whether the hw_params should be reset during the 113 * STOP pcm trigger 114 * @ipc_first_on_start: Send IPC before invoking platform trigger during 115 * START/PAUSE_RELEASE triggers 116 * @platform_stop_during_hw_free: Invoke the platform trigger during hw_free. This is needed for 117 * IPC4 where a pipeline is only paused during stop/pause/suspend 118 * triggers. The FW keeps the host DMA running in this case and 119 * therefore the host must do the same and should stop the DMA during 120 * hw_free. 121 * @d0i3_supported_in_s0ix: Allow DSP D0I3 during S0iX 122 */ 123 struct sof_ipc_pcm_ops { 124 int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream, 125 struct snd_pcm_hw_params *params, 126 struct snd_sof_platform_stream_params *platform_params); 127 int (*hw_free)(struct snd_soc_component *component, struct snd_pcm_substream *substream); 128 int (*trigger)(struct snd_soc_component *component, struct snd_pcm_substream *substream, 129 int cmd); 130 int (*dai_link_fixup)(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); 131 int (*pcm_setup)(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm); 132 void (*pcm_free)(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm); 133 int (*pointer)(struct snd_soc_component *component, 134 struct snd_pcm_substream *substream, 135 snd_pcm_uframes_t *pointer); 136 snd_pcm_sframes_t (*delay)(struct snd_soc_component *component, 137 struct snd_pcm_substream *substream); 138 bool reset_hw_params_during_stop; 139 bool ipc_first_on_start; 140 bool platform_stop_during_hw_free; 141 bool d0i3_supported_in_s0ix; 142 }; 143 144 /** 145 * struct sof_ipc_tplg_control_ops - IPC-specific ops for topology kcontrol IO 146 */ 147 struct sof_ipc_tplg_control_ops { 148 bool (*volume_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 149 int (*volume_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 150 bool (*switch_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 151 int (*switch_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 152 bool (*enum_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 153 int (*enum_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 154 int (*bytes_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 155 int (*bytes_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol); 156 int (*bytes_ext_get)(struct snd_sof_control *scontrol, 157 const unsigned int __user *binary_data, unsigned int size); 158 int (*bytes_ext_volatile_get)(struct snd_sof_control *scontrol, 159 const unsigned int __user *binary_data, unsigned int size); 160 int (*bytes_ext_put)(struct snd_sof_control *scontrol, 161 const unsigned int __user *binary_data, unsigned int size); 162 /* update control data based on notification from the DSP */ 163 void (*update)(struct snd_sof_dev *sdev, void *ipc_control_message); 164 /* Optional callback to setup kcontrols associated with an swidget */ 165 int (*widget_kcontrol_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 166 /* mandatory callback to set up volume table for volume kcontrols */ 167 int (*set_up_volume_table)(struct snd_sof_control *scontrol, int tlv[SOF_TLV_ITEMS], 168 int size); 169 }; 170 171 /** 172 * struct sof_ipc_tplg_widget_ops - IPC-specific ops for topology widgets 173 * @ipc_setup: Function pointer for setting up widget IPC params 174 * @ipc_free: Function pointer for freeing widget IPC params 175 * @token_list: List of token ID's that should be parsed for the widget 176 * @token_list_size: number of elements in token_list 177 * @bind_event: Function pointer for binding events to the widget 178 * @ipc_prepare: Optional op for preparing a widget for set up 179 * @ipc_unprepare: Optional op for unpreparing a widget 180 */ 181 struct sof_ipc_tplg_widget_ops { 182 int (*ipc_setup)(struct snd_sof_widget *swidget); 183 void (*ipc_free)(struct snd_sof_widget *swidget); 184 enum sof_tokens *token_list; 185 int token_list_size; 186 int (*bind_event)(struct snd_soc_component *scomp, struct snd_sof_widget *swidget, 187 u16 event_type); 188 int (*ipc_prepare)(struct snd_sof_widget *swidget, 189 struct snd_pcm_hw_params *fe_params, 190 struct snd_sof_platform_stream_params *platform_params, 191 struct snd_pcm_hw_params *source_params, int dir); 192 void (*ipc_unprepare)(struct snd_sof_widget *swidget); 193 }; 194 195 /** 196 * struct sof_ipc_tplg_ops - IPC-specific topology ops 197 * @widget: Array of pointers to IPC-specific ops for widgets. This should always be of size 198 * SND_SOF_DAPM_TYPE_COUNT i.e one per widget type. Unsupported widget types will be 199 * initialized to 0. 200 * @control: Pointer to the IPC-specific ops for topology kcontrol IO 201 * @route_setup: Function pointer for setting up pipeline connections 202 * @route_free: Function pointer for freeing pipeline connections. 203 * @token_list: List of all tokens supported by the IPC version. The size of the token_list 204 * array should be SOF_TOKEN_COUNT. The unused elements in the array will be 205 * initialized to 0. 206 * @control_setup: Function pointer for setting up kcontrol IPC-specific data 207 * @control_free: Function pointer for freeing kcontrol IPC-specific data 208 * @pipeline_complete: Function pointer for pipeline complete IPC 209 * @widget_setup: Function pointer for setting up setup in the DSP 210 * @widget_free: Function pointer for freeing widget in the DSP 211 * @dai_config: Function pointer for sending DAI config IPC to the DSP 212 * @dai_get_param: Function pointer for getting the DAI parameter 213 * @set_up_all_pipelines: Function pointer for setting up all topology pipelines 214 * @tear_down_all_pipelines: Function pointer for tearing down all topology pipelines 215 * @parse_manifest: Function pointer for ipc4 specific parsing of topology manifest 216 * @link_setup: Function pointer for IPC-specific DAI link set up 217 * 218 * Note: function pointers (ops) are optional 219 */ 220 struct sof_ipc_tplg_ops { 221 const struct sof_ipc_tplg_widget_ops *widget; 222 const struct sof_ipc_tplg_control_ops *control; 223 int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); 224 int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); 225 const struct sof_token_info *token_list; 226 int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); 227 int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); 228 int (*pipeline_complete)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 229 int (*widget_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 230 int (*widget_free)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 231 int (*dai_config)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget, 232 unsigned int flags, struct snd_sof_dai_config_data *data); 233 int (*dai_get_param)(struct snd_sof_dev *sdev, struct snd_sof_dai *dai, int param_type); 234 int (*set_up_all_pipelines)(struct snd_sof_dev *sdev, bool verify); 235 int (*tear_down_all_pipelines)(struct snd_sof_dev *sdev, bool verify); 236 int (*parse_manifest)(struct snd_soc_component *scomp, int index, 237 struct snd_soc_tplg_manifest *man); 238 int (*link_setup)(struct snd_sof_dev *sdev, struct snd_soc_dai_link *link); 239 }; 240 241 /** struct snd_sof_tuple - Tuple info 242 * @token: Token ID 243 * @value: union of a string or a u32 values 244 */ 245 struct snd_sof_tuple { 246 u32 token; 247 union { 248 u32 v; 249 const char *s; 250 } value; 251 }; 252 253 /* 254 * List of SOF token ID's. The order of ID's does not matter as token arrays are looked up based on 255 * the ID. 256 */ 257 enum sof_tokens { 258 SOF_PCM_TOKENS, 259 SOF_PIPELINE_TOKENS, 260 SOF_SCHED_TOKENS, 261 SOF_ASRC_TOKENS, 262 SOF_SRC_TOKENS, 263 SOF_COMP_TOKENS, 264 SOF_BUFFER_TOKENS, 265 SOF_VOLUME_TOKENS, 266 SOF_PROCESS_TOKENS, 267 SOF_DAI_TOKENS, 268 SOF_DAI_LINK_TOKENS, 269 SOF_HDA_TOKENS, 270 SOF_SSP_TOKENS, 271 SOF_ALH_TOKENS, 272 SOF_DMIC_TOKENS, 273 SOF_DMIC_PDM_TOKENS, 274 SOF_ESAI_TOKENS, 275 SOF_SAI_TOKENS, 276 SOF_AFE_TOKENS, 277 SOF_CORE_TOKENS, 278 SOF_COMP_EXT_TOKENS, 279 SOF_IN_AUDIO_FORMAT_TOKENS, 280 SOF_OUT_AUDIO_FORMAT_TOKENS, 281 SOF_COPIER_DEEP_BUFFER_TOKENS, 282 SOF_COPIER_TOKENS, 283 SOF_AUDIO_FMT_NUM_TOKENS, 284 SOF_COPIER_FORMAT_TOKENS, 285 SOF_GAIN_TOKENS, 286 SOF_ACPDMIC_TOKENS, 287 SOF_ACPI2S_TOKENS, 288 SOF_MICFIL_TOKENS, 289 SOF_ACP_SDW_TOKENS, 290 291 /* this should be the last */ 292 SOF_TOKEN_COUNT, 293 }; 294 295 /** 296 * struct sof_topology_token - SOF topology token definition 297 * @token: Token number 298 * @type: Token type 299 * @get_token: Function pointer to parse the token value and save it in a object 300 * @offset: Offset within an object to save the token value into 301 */ 302 struct sof_topology_token { 303 u32 token; 304 u32 type; 305 int (*get_token)(void *elem, void *object, u32 offset); 306 u32 offset; 307 }; 308 309 struct sof_token_info { 310 const char *name; 311 const struct sof_topology_token *tokens; 312 int count; 313 }; 314 315 /** 316 * struct snd_sof_pcm_stream_pipeline_list - List of pipelines associated with a PCM stream 317 * @pipelines: array of pipelines 318 * @count: number of pipeline widgets in the @pipe_widgets array 319 */ 320 struct snd_sof_pcm_stream_pipeline_list { 321 struct snd_sof_pipeline **pipelines; 322 u32 count; 323 }; 324 325 /* PCM stream, mapped to FW component */ 326 struct snd_sof_pcm_stream { 327 u32 comp_id; 328 struct snd_dma_buffer page_table; 329 struct sof_ipc_stream_posn posn; 330 struct snd_pcm_substream *substream; 331 struct snd_compr_stream *cstream; 332 struct work_struct period_elapsed_work; 333 struct snd_soc_dapm_widget_list *list; /* list of connected DAPM widgets */ 334 bool d0i3_compatible; /* DSP can be in D0I3 when this pcm is opened */ 335 bool pause_supported; /* PCM device supports PAUSE operation */ 336 unsigned int dsp_max_burst_size_in_ms; /* The maximum size of the host DMA burst in ms */ 337 /* 338 * flag to indicate that the DSP pipelines should be kept 339 * active or not while suspending the stream 340 */ 341 bool suspend_ignored; 342 struct snd_sof_pcm_stream_pipeline_list pipeline_list; 343 344 /* used by IPC implementation and core does not touch it */ 345 void *private; 346 }; 347 348 /* ALSA SOF PCM device */ 349 struct snd_sof_pcm { 350 struct snd_soc_component *scomp; 351 struct snd_sof_pcm_stream stream[2]; 352 struct list_head list; /* list in sdev pcm list */ 353 struct snd_pcm_hw_params params[2]; 354 bool prepared[2]; /* PCM_PARAMS set successfully */ 355 bool pending_stop[2]; /* only used if (!pcm_ops->platform_stop_during_hw_free) */ 356 357 /* Must be last - ends in a flex-array member. */ 358 struct snd_soc_tplg_pcm pcm; 359 }; 360 361 struct snd_sof_led_control { 362 unsigned int use_led; 363 unsigned int direction; 364 int led_value; 365 }; 366 367 /* ALSA SOF Kcontrol device */ 368 struct snd_sof_control { 369 struct snd_soc_component *scomp; 370 const char *name; 371 int comp_id; 372 int min_volume_step; /* min volume step for volume_table */ 373 int max_volume_step; /* max volume step for volume_table */ 374 int num_channels; 375 unsigned int access; 376 int info_type; 377 int index; /* pipeline ID */ 378 void *priv; /* private data copied from topology */ 379 size_t priv_size; /* size of private data */ 380 size_t max_size; 381 void *ipc_control_data; 382 void *old_ipc_control_data; 383 int max; /* applicable to volume controls */ 384 u32 size; /* cdata size */ 385 u32 *volume_table; /* volume table computed from tlv data*/ 386 387 struct list_head list; /* list in sdev control list */ 388 389 struct snd_sof_led_control led_ctl; 390 391 /* if true, the control's data needs to be updated from Firmware */ 392 bool comp_data_dirty; 393 }; 394 395 /** struct snd_sof_dai_link - DAI link info 396 * @tuples: array of parsed tuples 397 * @num_tuples: number of tuples in the tuples array 398 * @link: Pointer to snd_soc_dai_link 399 * @hw_configs: Pointer to hw configs in topology 400 * @num_hw_configs: Number of hw configs in topology 401 * @default_hw_cfg_id: Default hw config ID 402 * @type: DAI type 403 * @list: item in snd_sof_dev dai_link list 404 */ 405 struct snd_sof_dai_link { 406 struct snd_sof_tuple *tuples; 407 int num_tuples; 408 struct snd_soc_dai_link *link; 409 struct snd_soc_tplg_hw_config *hw_configs; 410 int num_hw_configs; 411 int default_hw_cfg_id; 412 int type; 413 struct list_head list; 414 }; 415 416 /* ASoC SOF DAPM widget */ 417 struct snd_sof_widget { 418 struct snd_soc_component *scomp; 419 int comp_id; 420 int pipeline_id; 421 /* 422 * the prepared flag is used to indicate that a widget has been prepared for getting set 423 * up in the DSP. 424 */ 425 bool prepared; 426 427 struct mutex setup_mutex; /* to protect the swidget setup and free operations */ 428 429 /* 430 * use_count is protected by the PCM mutex held by the core and the 431 * setup_mutex against non stream domain races (kcontrol access for 432 * example) 433 */ 434 int use_count; 435 436 int core; 437 int id; /* id is the DAPM widget type */ 438 /* 439 * Instance ID is set dynamically when the widget gets set up in the FW. It should be 440 * unique for each module type across all pipelines. This will not be used in SOF_IPC. 441 */ 442 int instance_id; 443 444 /* 445 * Flag indicating if the widget should be set up dynamically when a PCM is opened. 446 * This flag is only set for the scheduler type widget in topology. During topology 447 * loading, this flag is propagated to all the widgets belonging to the same pipeline. 448 * When this flag is not set, a widget is set up at the time of topology loading 449 * and retained until the DSP enters D3. It will need to be set up again when resuming 450 * from D3. 451 */ 452 bool dynamic_pipeline_widget; 453 454 struct snd_soc_dapm_widget *widget; 455 struct list_head list; /* list in sdev widget list */ 456 struct snd_sof_pipeline *spipe; 457 void *module_info; 458 459 const guid_t uuid; 460 461 int num_tuples; 462 struct snd_sof_tuple *tuples; 463 464 /* 465 * The allowed range for num_input/output_pins is [0, SOF_WIDGET_MAX_NUM_PINS]. 466 * Widgets may have zero input or output pins, for example the tone widget has 467 * zero input pins. 468 */ 469 u32 num_input_pins; 470 u32 num_output_pins; 471 472 /* 473 * The input/output pin binding array, it takes the form of 474 * [widget_name_connected_to_pin0, widget_name_connected_to_pin1, ...], 475 * with the index as the queue ID. 476 * 477 * The array is used for special pin binding. Note that even if there 478 * is only one input/output pin requires special pin binding, pin binding 479 * should be defined for all input/output pins in topology, for pin(s) that 480 * are not used, give the value "NotConnected". 481 * 482 * If pin binding is not defined in topology, nothing to parse in the kernel, 483 * input_pin_binding and output_pin_binding shall be NULL. 484 */ 485 char **input_pin_binding; 486 char **output_pin_binding; 487 488 struct ida output_queue_ida; 489 struct ida input_queue_ida; 490 491 void *private; /* core does not touch this */ 492 }; 493 494 /** struct snd_sof_pipeline - ASoC SOF pipeline 495 * @pipe_widget: Pointer to the pipeline widget 496 * @started_count: Count of number of PCM's that have started this pipeline 497 * @paused_count: Count of number of PCM's that have started and have currently paused this 498 pipeline 499 * @complete: flag used to indicate that pipeline set up is complete. 500 * @core_mask: Mask containing target cores for all modules in the pipeline 501 * @list: List item in sdev pipeline_list 502 */ 503 struct snd_sof_pipeline { 504 struct snd_sof_widget *pipe_widget; 505 int started_count; 506 int paused_count; 507 int complete; 508 unsigned long core_mask; 509 struct list_head list; 510 }; 511 512 /* ASoC SOF DAPM route */ 513 struct snd_sof_route { 514 struct snd_soc_component *scomp; 515 516 struct snd_soc_dapm_route *route; 517 struct list_head list; /* list in sdev route list */ 518 struct snd_sof_widget *src_widget; 519 struct snd_sof_widget *sink_widget; 520 bool setup; 521 522 int src_queue_id; 523 int dst_queue_id; 524 525 void *private; 526 }; 527 528 /* ASoC DAI device */ 529 struct snd_sof_dai { 530 struct snd_soc_component *scomp; 531 const char *name; 532 u32 type; 533 534 int number_configs; 535 int current_config; 536 struct list_head list; /* list in sdev dai list */ 537 /* core should not touch this */ 538 const void *platform_private; 539 void *private; 540 }; 541 542 /* 543 * Kcontrols. 544 */ 545 546 int snd_sof_volume_get(struct snd_kcontrol *kcontrol, 547 struct snd_ctl_elem_value *ucontrol); 548 int snd_sof_volume_put(struct snd_kcontrol *kcontrol, 549 struct snd_ctl_elem_value *ucontrol); 550 int snd_sof_volume_info(struct snd_kcontrol *kcontrol, 551 struct snd_ctl_elem_info *uinfo); 552 int snd_sof_switch_get(struct snd_kcontrol *kcontrol, 553 struct snd_ctl_elem_value *ucontrol); 554 int snd_sof_switch_put(struct snd_kcontrol *kcontrol, 555 struct snd_ctl_elem_value *ucontrol); 556 int snd_sof_enum_get(struct snd_kcontrol *kcontrol, 557 struct snd_ctl_elem_value *ucontrol); 558 int snd_sof_enum_put(struct snd_kcontrol *kcontrol, 559 struct snd_ctl_elem_value *ucontrol); 560 int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, 561 struct snd_ctl_elem_value *ucontrol); 562 int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, 563 struct snd_ctl_elem_value *ucontrol); 564 int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, 565 const unsigned int __user *binary_data, 566 unsigned int size); 567 int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, 568 unsigned int __user *binary_data, 569 unsigned int size); 570 int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data, 571 unsigned int size); 572 void snd_sof_control_notify(struct snd_sof_dev *sdev, 573 struct sof_ipc_ctrl_data *cdata); 574 575 /* 576 * Topology. 577 * There is no snd_sof_free_topology since topology components will 578 * be freed by snd_soc_unregister_component, 579 */ 580 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file); 581 582 /* 583 * Stream IPC 584 */ 585 int snd_sof_ipc_stream_posn(struct snd_soc_component *scomp, 586 struct snd_sof_pcm *spcm, int direction, 587 struct sof_ipc_stream_posn *posn); 588 589 struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp, 590 const char *name); 591 struct snd_sof_widget * 592 snd_sof_find_swidget_sname(struct snd_soc_component *scomp, 593 const char *pcm_name, int dir); 594 struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp, 595 const char *name); 596 597 static inline 598 struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_soc_component *scomp, 599 struct snd_soc_pcm_runtime *rtd) 600 { 601 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 602 struct snd_sof_pcm *spcm; 603 604 list_for_each_entry(spcm, &sdev->pcm_list, list) { 605 if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id) 606 return spcm; 607 } 608 609 return NULL; 610 } 611 612 struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_soc_component *scomp, 613 const char *name); 614 struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp, 615 unsigned int comp_id, 616 int *direction); 617 void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); 618 void snd_sof_pcm_init_elapsed_work(struct work_struct *work); 619 620 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS) 621 void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream); 622 void snd_sof_compr_init_elapsed_work(struct work_struct *work); 623 #else 624 static inline void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream) { } 625 static inline void snd_sof_compr_init_elapsed_work(struct work_struct *work) { } 626 #endif 627 628 /* DAI link fixup */ 629 int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); 630 631 /* PM */ 632 bool snd_sof_stream_suspend_ignored(struct snd_sof_dev *sdev); 633 bool snd_sof_dsp_only_d0i3_compatible_stream_active(struct snd_sof_dev *sdev); 634 635 /* Machine driver enumeration */ 636 int sof_machine_register(struct snd_sof_dev *sdev, void *pdata); 637 void sof_machine_unregister(struct snd_sof_dev *sdev, void *pdata); 638 639 int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 640 int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); 641 int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsource, 642 struct snd_soc_dapm_widget *wsink); 643 644 /* PCM */ 645 int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, 646 struct snd_pcm_hw_params *fe_params, 647 struct snd_sof_platform_stream_params *platform_params, 648 int dir); 649 int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); 650 int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev, 651 struct snd_sof_pcm *spcm); 652 int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, 653 struct snd_sof_pcm *spcm, int dir, bool free_widget_list); 654 int get_token_u32(void *elem, void *object, u32 offset); 655 int get_token_u16(void *elem, void *object, u32 offset); 656 int get_token_comp_format(void *elem, void *object, u32 offset); 657 int get_token_dai_type(void *elem, void *object, u32 offset); 658 int get_token_uuid(void *elem, void *object, u32 offset); 659 int get_token_string(void *elem, void *object, u32 offset); 660 int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id, 661 struct snd_sof_tuple *tuples, int num_tuples, 662 size_t object_size, int token_instance_num); 663 u32 vol_compute_gain(u32 value, int *tlv); 664 #endif 665