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 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // 10 11 #include <linux/bits.h> 12 #include <linux/device.h> 13 #include <linux/errno.h> 14 #include <linux/firmware.h> 15 #include <linux/workqueue.h> 16 #include <sound/tlv.h> 17 #include <sound/pcm_params.h> 18 #include <uapi/sound/sof/tokens.h> 19 #include "sof-priv.h" 20 #include "sof-audio.h" 21 #include "ops.h" 22 23 #define COMP_ID_UNASSIGNED 0xffffffff 24 /* 25 * Constants used in the computation of linear volume gain 26 * from dB gain 20th root of 10 in Q1.16 fixed-point notation 27 */ 28 #define VOL_TWENTIETH_ROOT_OF_TEN 73533 29 /* 40th root of 10 in Q1.16 fixed-point notation*/ 30 #define VOL_FORTIETH_ROOT_OF_TEN 69419 31 /* 32 * Volume fractional word length define to 16 sets 33 * the volume linear gain value to use Qx.16 format 34 */ 35 #define VOLUME_FWL 16 36 /* 0.5 dB step value in topology TLV */ 37 #define VOL_HALF_DB_STEP 50 38 /* Full volume for default values */ 39 #define VOL_ZERO_DB BIT(VOLUME_FWL) 40 41 /* TLV data items */ 42 #define TLV_ITEMS 3 43 #define TLV_MIN 0 44 #define TLV_STEP 1 45 #define TLV_MUTE 2 46 47 /* size of tplg abi in byte */ 48 #define SOF_TPLG_ABI_SIZE 3 49 50 /** 51 * sof_update_ipc_object - Parse multiple sets of tokens within the token array associated with the 52 * token ID. 53 * @scomp: pointer to SOC component 54 * @object: target IPC struct to save the parsed values 55 * @token_id: token ID for the token array to be searched 56 * @tuples: pointer to the tuples array 57 * @num_tuples: number of tuples in the tuples array 58 * @object_size: size of the object 59 * @token_instance_num: number of times the same @token_id needs to be parsed i.e. the function 60 * looks for @token_instance_num of each token in the token array associated 61 * with the @token_id 62 */ 63 int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id, 64 struct snd_sof_tuple *tuples, int num_tuples, 65 size_t object_size, int token_instance_num) 66 { 67 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 68 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 69 const struct sof_token_info *token_list = ipc_tplg_ops->token_list; 70 const struct sof_topology_token *tokens; 71 int i, j; 72 73 if (token_list[token_id].count < 0) { 74 dev_err(scomp->dev, "Invalid token count for token ID: %d\n", token_id); 75 return -EINVAL; 76 } 77 78 /* No tokens to match */ 79 if (!token_list[token_id].count) 80 return 0; 81 82 tokens = token_list[token_id].tokens; 83 if (!tokens) { 84 dev_err(scomp->dev, "Invalid tokens for token id: %d\n", token_id); 85 return -EINVAL; 86 } 87 88 for (i = 0; i < token_list[token_id].count; i++) { 89 int offset = 0; 90 int num_tokens_matched = 0; 91 92 for (j = 0; j < num_tuples; j++) { 93 if (tokens[i].token == tuples[j].token) { 94 switch (tokens[i].type) { 95 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 96 { 97 u32 *val = (u32 *)((u8 *)object + tokens[i].offset + 98 offset); 99 100 *val = tuples[j].value.v; 101 break; 102 } 103 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 104 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 105 { 106 u16 *val = (u16 *)((u8 *)object + tokens[i].offset + 107 offset); 108 109 *val = (u16)tuples[j].value.v; 110 break; 111 } 112 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 113 { 114 if (!tokens[i].get_token) { 115 dev_err(scomp->dev, 116 "get_token not defined for token %d in %s\n", 117 tokens[i].token, token_list[token_id].name); 118 return -EINVAL; 119 } 120 121 tokens[i].get_token((void *)tuples[j].value.s, object, 122 tokens[i].offset + offset); 123 break; 124 } 125 default: 126 break; 127 } 128 129 num_tokens_matched++; 130 131 /* found all required sets of current token. Move to the next one */ 132 if (!(num_tokens_matched % token_instance_num)) 133 break; 134 135 /* move to the next object */ 136 offset += object_size; 137 } 138 } 139 } 140 141 return 0; 142 } 143 144 struct sof_widget_data { 145 int ctrl_type; 146 int ipc_cmd; 147 struct sof_abi_hdr *pdata; 148 struct snd_sof_control *control; 149 }; 150 151 /* send pcm params ipc */ 152 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir) 153 { 154 struct sof_ipc_pcm_params_reply ipc_params_reply; 155 struct snd_soc_component *scomp = swidget->scomp; 156 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 157 struct sof_ipc_pcm_params pcm; 158 struct snd_pcm_hw_params *params; 159 struct snd_sof_pcm *spcm; 160 int ret; 161 162 memset(&pcm, 0, sizeof(pcm)); 163 164 /* get runtime PCM params using widget's stream name */ 165 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname); 166 if (!spcm) { 167 dev_err(scomp->dev, "error: cannot find PCM for %s\n", 168 swidget->widget->name); 169 return -EINVAL; 170 } 171 172 params = &spcm->params[dir]; 173 174 /* set IPC PCM params */ 175 pcm.hdr.size = sizeof(pcm); 176 pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS; 177 pcm.comp_id = swidget->comp_id; 178 pcm.params.hdr.size = sizeof(pcm.params); 179 pcm.params.direction = dir; 180 pcm.params.sample_valid_bytes = params_width(params) >> 3; 181 pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED; 182 pcm.params.rate = params_rate(params); 183 pcm.params.channels = params_channels(params); 184 pcm.params.host_period_bytes = params_period_bytes(params); 185 186 /* set format */ 187 switch (params_format(params)) { 188 case SNDRV_PCM_FORMAT_S16: 189 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE; 190 break; 191 case SNDRV_PCM_FORMAT_S24: 192 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE; 193 break; 194 case SNDRV_PCM_FORMAT_S32: 195 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE; 196 break; 197 default: 198 return -EINVAL; 199 } 200 201 /* send IPC to the DSP */ 202 ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm), 203 &ipc_params_reply, sizeof(ipc_params_reply)); 204 if (ret < 0) 205 dev_err(scomp->dev, "error: pcm params failed for %s\n", 206 swidget->widget->name); 207 208 return ret; 209 } 210 211 /* send stream trigger ipc */ 212 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd) 213 { 214 struct snd_soc_component *scomp = swidget->scomp; 215 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 216 struct sof_ipc_stream stream; 217 struct sof_ipc_reply reply; 218 int ret; 219 220 /* set IPC stream params */ 221 stream.hdr.size = sizeof(stream); 222 stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd; 223 stream.comp_id = swidget->comp_id; 224 225 /* send IPC to the DSP */ 226 ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream, 227 sizeof(stream), &reply, sizeof(reply)); 228 if (ret < 0) 229 dev_err(scomp->dev, "error: failed to trigger %s\n", 230 swidget->widget->name); 231 232 return ret; 233 } 234 235 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w, 236 struct snd_kcontrol *k, int event) 237 { 238 struct snd_sof_widget *swidget = w->dobj.private; 239 struct snd_soc_component *scomp; 240 int stream = SNDRV_PCM_STREAM_CAPTURE; 241 struct snd_sof_pcm *spcm; 242 int ret = 0; 243 244 if (!swidget) 245 return 0; 246 247 scomp = swidget->scomp; 248 249 dev_dbg(scomp->dev, "received event %d for widget %s\n", 250 event, w->name); 251 252 /* get runtime PCM params using widget's stream name */ 253 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname); 254 if (!spcm) { 255 dev_err(scomp->dev, "error: cannot find PCM for %s\n", 256 swidget->widget->name); 257 return -EINVAL; 258 } 259 260 /* process events */ 261 switch (event) { 262 case SND_SOC_DAPM_PRE_PMU: 263 if (spcm->stream[stream].suspend_ignored) { 264 dev_dbg(scomp->dev, "PRE_PMU event ignored, KWD pipeline is already RUNNING\n"); 265 return 0; 266 } 267 268 /* set pcm params */ 269 ret = ipc_pcm_params(swidget, stream); 270 if (ret < 0) { 271 dev_err(scomp->dev, 272 "error: failed to set pcm params for widget %s\n", 273 swidget->widget->name); 274 break; 275 } 276 277 /* start trigger */ 278 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START); 279 if (ret < 0) 280 dev_err(scomp->dev, 281 "error: failed to trigger widget %s\n", 282 swidget->widget->name); 283 break; 284 case SND_SOC_DAPM_POST_PMD: 285 if (spcm->stream[stream].suspend_ignored) { 286 dev_dbg(scomp->dev, "POST_PMD even ignored, KWD pipeline will remain RUNNING\n"); 287 return 0; 288 } 289 290 /* stop trigger */ 291 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP); 292 if (ret < 0) 293 dev_err(scomp->dev, 294 "error: failed to trigger widget %s\n", 295 swidget->widget->name); 296 297 /* pcm free */ 298 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE); 299 if (ret < 0) 300 dev_err(scomp->dev, 301 "error: failed to trigger widget %s\n", 302 swidget->widget->name); 303 break; 304 default: 305 break; 306 } 307 308 return ret; 309 } 310 311 /* event handlers for keyword detect component */ 312 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = { 313 {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event}, 314 }; 315 316 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS]) 317 { 318 /* we only support dB scale TLV type at the moment */ 319 if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) 320 return -EINVAL; 321 322 /* min value in topology tlv data is multiplied by 100 */ 323 tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100; 324 325 /* volume steps */ 326 tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 327 TLV_DB_SCALE_MASK); 328 329 /* mute ON/OFF */ 330 if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 331 TLV_DB_SCALE_MUTE) == 0) 332 tlv[TLV_MUTE] = 0; 333 else 334 tlv[TLV_MUTE] = 1; 335 336 return 0; 337 } 338 339 /* 340 * Function to truncate an unsigned 64-bit number 341 * by x bits and return 32-bit unsigned number. This 342 * function also takes care of rounding while truncating 343 */ 344 static inline u32 vol_shift_64(u64 i, u32 x) 345 { 346 /* do not truncate more than 32 bits */ 347 if (x > 32) 348 x = 32; 349 350 if (x == 0) 351 return (u32)i; 352 353 return (u32)(((i >> (x - 1)) + 1) >> 1); 354 } 355 356 /* 357 * Function to compute a ^ exp where, 358 * a is a fractional number represented by a fixed-point 359 * integer with a fractional world length of "fwl" 360 * exp is an integer 361 * fwl is the fractional word length 362 * Return value is a fractional number represented by a 363 * fixed-point integer with a fractional word length of "fwl" 364 */ 365 static u32 vol_pow32(u32 a, int exp, u32 fwl) 366 { 367 int i, iter; 368 u32 power = 1 << fwl; 369 u64 numerator; 370 371 /* if exponent is 0, return 1 */ 372 if (exp == 0) 373 return power; 374 375 /* determine the number of iterations based on the exponent */ 376 if (exp < 0) 377 iter = exp * -1; 378 else 379 iter = exp; 380 381 /* mutiply a "iter" times to compute power */ 382 for (i = 0; i < iter; i++) { 383 /* 384 * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl 385 * Truncate product back to fwl fractional bits with rounding 386 */ 387 power = vol_shift_64((u64)power * a, fwl); 388 } 389 390 if (exp > 0) { 391 /* if exp is positive, return the result */ 392 return power; 393 } 394 395 /* if exp is negative, return the multiplicative inverse */ 396 numerator = (u64)1 << (fwl << 1); 397 do_div(numerator, power); 398 399 return (u32)numerator; 400 } 401 402 /* 403 * Function to calculate volume gain from TLV data. 404 * This function can only handle gain steps that are multiples of 0.5 dB 405 */ 406 static u32 vol_compute_gain(u32 value, int *tlv) 407 { 408 int dB_gain; 409 u32 linear_gain; 410 int f_step; 411 412 /* mute volume */ 413 if (value == 0 && tlv[TLV_MUTE]) 414 return 0; 415 416 /* 417 * compute dB gain from tlv. tlv_step 418 * in topology is multiplied by 100 419 */ 420 dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100; 421 422 /* 423 * compute linear gain represented by fixed-point 424 * int with VOLUME_FWL fractional bits 425 */ 426 linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL); 427 428 /* extract the fractional part of volume step */ 429 f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100); 430 431 /* if volume step is an odd multiple of 0.5 dB */ 432 if (f_step == VOL_HALF_DB_STEP && (value & 1)) 433 linear_gain = vol_shift_64((u64)linear_gain * 434 VOL_FORTIETH_ROOT_OF_TEN, 435 VOLUME_FWL); 436 437 return linear_gain; 438 } 439 440 /* 441 * Set up volume table for kcontrols from tlv data 442 * "size" specifies the number of entries in the table 443 */ 444 static int set_up_volume_table(struct snd_sof_control *scontrol, 445 int tlv[TLV_ITEMS], int size) 446 { 447 int j; 448 449 /* init the volume table */ 450 scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); 451 if (!scontrol->volume_table) 452 return -ENOMEM; 453 454 /* populate the volume table */ 455 for (j = 0; j < size ; j++) 456 scontrol->volume_table[j] = vol_compute_gain(j, tlv); 457 458 return 0; 459 } 460 461 struct sof_dai_types { 462 const char *name; 463 enum sof_ipc_dai_type type; 464 }; 465 466 static const struct sof_dai_types sof_dais[] = { 467 {"SSP", SOF_DAI_INTEL_SSP}, 468 {"HDA", SOF_DAI_INTEL_HDA}, 469 {"DMIC", SOF_DAI_INTEL_DMIC}, 470 {"ALH", SOF_DAI_INTEL_ALH}, 471 {"SAI", SOF_DAI_IMX_SAI}, 472 {"ESAI", SOF_DAI_IMX_ESAI}, 473 {"ACP", SOF_DAI_AMD_BT}, 474 {"ACPSP", SOF_DAI_AMD_SP}, 475 {"ACPDMIC", SOF_DAI_AMD_DMIC}, 476 {"AFE", SOF_DAI_MEDIATEK_AFE}, 477 }; 478 479 static enum sof_ipc_dai_type find_dai(const char *name) 480 { 481 int i; 482 483 for (i = 0; i < ARRAY_SIZE(sof_dais); i++) { 484 if (strcmp(name, sof_dais[i].name) == 0) 485 return sof_dais[i].type; 486 } 487 488 return SOF_DAI_INTEL_NONE; 489 } 490 491 /* 492 * Supported Frame format types and lookup, add new ones to end of list. 493 */ 494 495 struct sof_frame_types { 496 const char *name; 497 enum sof_ipc_frame frame; 498 }; 499 500 static const struct sof_frame_types sof_frames[] = { 501 {"s16le", SOF_IPC_FRAME_S16_LE}, 502 {"s24le", SOF_IPC_FRAME_S24_4LE}, 503 {"s32le", SOF_IPC_FRAME_S32_LE}, 504 {"float", SOF_IPC_FRAME_FLOAT}, 505 }; 506 507 static enum sof_ipc_frame find_format(const char *name) 508 { 509 int i; 510 511 for (i = 0; i < ARRAY_SIZE(sof_frames); i++) { 512 if (strcmp(name, sof_frames[i].name) == 0) 513 return sof_frames[i].frame; 514 } 515 516 /* use s32le if nothing is specified */ 517 return SOF_IPC_FRAME_S32_LE; 518 } 519 520 struct sof_process_types { 521 const char *name; 522 enum sof_ipc_process_type type; 523 enum sof_comp_type comp_type; 524 }; 525 526 static const struct sof_process_types sof_process[] = { 527 {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR}, 528 {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR}, 529 {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT}, 530 {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB}, 531 {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR}, 532 {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX}, 533 {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX}, 534 {"DCBLOCK", SOF_PROCESS_DCBLOCK, SOF_COMP_DCBLOCK}, 535 {"SMART_AMP", SOF_PROCESS_SMART_AMP, SOF_COMP_SMART_AMP}, 536 }; 537 538 static enum sof_ipc_process_type find_process(const char *name) 539 { 540 int i; 541 542 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 543 if (strcmp(name, sof_process[i].name) == 0) 544 return sof_process[i].type; 545 } 546 547 return SOF_PROCESS_NONE; 548 } 549 550 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type) 551 { 552 int i; 553 554 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 555 if (sof_process[i].type == type) 556 return sof_process[i].comp_type; 557 } 558 559 return SOF_COMP_NONE; 560 } 561 562 int get_token_u32(void *elem, void *object, u32 offset) 563 { 564 struct snd_soc_tplg_vendor_value_elem *velem = elem; 565 u32 *val = (u32 *)((u8 *)object + offset); 566 567 *val = le32_to_cpu(velem->value); 568 return 0; 569 } 570 571 int get_token_u16(void *elem, void *object, u32 offset) 572 { 573 struct snd_soc_tplg_vendor_value_elem *velem = elem; 574 u16 *val = (u16 *)((u8 *)object + offset); 575 576 *val = (u16)le32_to_cpu(velem->value); 577 return 0; 578 } 579 580 int get_token_uuid(void *elem, void *object, u32 offset) 581 { 582 struct snd_soc_tplg_vendor_uuid_elem *velem = elem; 583 u8 *dst = (u8 *)object + offset; 584 585 memcpy(dst, velem->uuid, UUID_SIZE); 586 587 return 0; 588 } 589 590 int get_token_comp_format(void *elem, void *object, u32 offset) 591 { 592 u32 *val = (u32 *)((u8 *)object + offset); 593 594 *val = find_format((const char *)elem); 595 return 0; 596 } 597 598 int get_token_dai_type(void *elem, void *object, u32 offset) 599 { 600 u32 *val = (u32 *)((u8 *)object + offset); 601 602 *val = find_dai((const char *)elem); 603 return 0; 604 } 605 606 static int get_token_process_type(void *elem, void *object, u32 offset) 607 { 608 u32 *val = (u32 *)((u8 *)object + offset); 609 610 *val = find_process((const char *)elem); 611 return 0; 612 } 613 614 /* DAI */ 615 static const struct sof_topology_token dai_tokens[] = { 616 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 617 offsetof(struct sof_ipc_comp_dai, type)}, 618 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 619 offsetof(struct sof_ipc_comp_dai, dai_index)}, 620 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 621 offsetof(struct sof_ipc_comp_dai, direction)}, 622 }; 623 624 /* BE DAI link */ 625 static const struct sof_topology_token dai_link_tokens[] = { 626 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 627 offsetof(struct sof_ipc_dai_config, type)}, 628 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 629 offsetof(struct sof_ipc_dai_config, dai_index)}, 630 }; 631 632 /* SRC */ 633 static const struct sof_topology_token src_tokens[] = { 634 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 635 offsetof(struct sof_ipc_comp_src, source_rate)}, 636 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 637 offsetof(struct sof_ipc_comp_src, sink_rate)}, 638 }; 639 640 /* ASRC */ 641 static const struct sof_topology_token asrc_tokens[] = { 642 {SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 643 offsetof(struct sof_ipc_comp_asrc, source_rate)}, 644 {SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 645 offsetof(struct sof_ipc_comp_asrc, sink_rate)}, 646 {SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 647 get_token_u32, 648 offsetof(struct sof_ipc_comp_asrc, asynchronous_mode)}, 649 {SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 650 get_token_u32, 651 offsetof(struct sof_ipc_comp_asrc, operation_mode)}, 652 }; 653 654 /* Tone */ 655 static const struct sof_topology_token tone_tokens[] = { 656 }; 657 658 /* EFFECT */ 659 static const struct sof_topology_token process_tokens[] = { 660 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, 661 get_token_process_type, 662 offsetof(struct sof_ipc_comp_process, type)}, 663 }; 664 665 /* PCM */ 666 static const struct sof_topology_token stream_tokens[] = { 667 {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3, 668 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 669 offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible)}, 670 {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3, 671 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 672 offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible)}, 673 }; 674 675 /* Generic components */ 676 static const struct sof_topology_token comp_tokens[] = { 677 {SOF_TKN_COMP_PERIOD_SINK_COUNT, 678 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 679 offsetof(struct sof_ipc_comp_config, periods_sink)}, 680 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT, 681 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 682 offsetof(struct sof_ipc_comp_config, periods_source)}, 683 {SOF_TKN_COMP_FORMAT, 684 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 685 offsetof(struct sof_ipc_comp_config, frame_fmt)}, 686 }; 687 688 /* SSP */ 689 static const struct sof_topology_token ssp_tokens[] = { 690 {SOF_TKN_INTEL_SSP_CLKS_CONTROL, 691 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 692 offsetof(struct sof_ipc_dai_ssp_params, clks_control)}, 693 {SOF_TKN_INTEL_SSP_MCLK_ID, 694 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 695 offsetof(struct sof_ipc_dai_ssp_params, mclk_id)}, 696 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 697 get_token_u32, 698 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits)}, 699 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, 700 get_token_u16, 701 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width)}, 702 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 703 get_token_u32, 704 offsetof(struct sof_ipc_dai_ssp_params, quirks)}, 705 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL, 706 get_token_u16, 707 offsetof(struct sof_ipc_dai_ssp_params, 708 tdm_per_slot_padding_flag)}, 709 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD, 710 get_token_u32, 711 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay)}, 712 713 }; 714 715 /* ALH */ 716 static const struct sof_topology_token alh_tokens[] = { 717 {SOF_TKN_INTEL_ALH_RATE, 718 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 719 offsetof(struct sof_ipc_dai_alh_params, rate)}, 720 {SOF_TKN_INTEL_ALH_CH, 721 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 722 offsetof(struct sof_ipc_dai_alh_params, channels)}, 723 }; 724 725 /* DMIC */ 726 static const struct sof_topology_token dmic_tokens[] = { 727 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION, 728 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 729 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version)}, 730 {SOF_TKN_INTEL_DMIC_CLK_MIN, 731 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 732 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min)}, 733 {SOF_TKN_INTEL_DMIC_CLK_MAX, 734 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 735 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max)}, 736 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE, 737 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 738 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs)}, 739 {SOF_TKN_INTEL_DMIC_DUTY_MIN, 740 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 741 offsetof(struct sof_ipc_dai_dmic_params, duty_min)}, 742 {SOF_TKN_INTEL_DMIC_DUTY_MAX, 743 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 744 offsetof(struct sof_ipc_dai_dmic_params, duty_max)}, 745 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, 746 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 747 offsetof(struct sof_ipc_dai_dmic_params, 748 num_pdm_active)}, 749 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, 750 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 751 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits)}, 752 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, 753 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 754 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time)}, 755 756 }; 757 758 /* ESAI */ 759 static const struct sof_topology_token esai_tokens[] = { 760 {SOF_TKN_IMX_ESAI_MCLK_ID, 761 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 762 offsetof(struct sof_ipc_dai_esai_params, mclk_id)}, 763 }; 764 765 /* SAI */ 766 static const struct sof_topology_token sai_tokens[] = { 767 {SOF_TKN_IMX_SAI_MCLK_ID, 768 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 769 offsetof(struct sof_ipc_dai_sai_params, mclk_id)}, 770 }; 771 772 /* Core tokens */ 773 static const struct sof_topology_token core_tokens[] = { 774 {SOF_TKN_COMP_CORE_ID, 775 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 776 offsetof(struct sof_ipc_comp, core)}, 777 }; 778 779 /* Component extended tokens */ 780 static const struct sof_topology_token comp_ext_tokens[] = { 781 {SOF_TKN_COMP_UUID, 782 SND_SOC_TPLG_TUPLE_TYPE_UUID, get_token_uuid, 783 offsetof(struct snd_sof_widget, uuid)}, 784 }; 785 786 /* 787 * DMIC PDM Tokens 788 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token 789 * as it increments the index while parsing the array of pdm tokens 790 * and determines the correct offset 791 */ 792 static const struct sof_topology_token dmic_pdm_tokens[] = { 793 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID, 794 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 795 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id),}, 796 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable, 797 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 798 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a)}, 799 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable, 800 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 801 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b)}, 802 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A, 803 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 804 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a)}, 805 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B, 806 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 807 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b)}, 808 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE, 809 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 810 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge)}, 811 {SOF_TKN_INTEL_DMIC_PDM_SKEW, 812 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 813 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew)}, 814 }; 815 816 /* HDA */ 817 static const struct sof_topology_token hda_tokens[] = { 818 {SOF_TKN_INTEL_HDA_RATE, 819 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 820 offsetof(struct sof_ipc_dai_hda_params, rate)}, 821 {SOF_TKN_INTEL_HDA_CH, 822 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 823 offsetof(struct sof_ipc_dai_hda_params, channels)}, 824 }; 825 826 /* Leds */ 827 static const struct sof_topology_token led_tokens[] = { 828 {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 829 offsetof(struct snd_sof_led_control, use_led)}, 830 {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, 831 get_token_u32, offsetof(struct snd_sof_led_control, direction)}, 832 }; 833 834 /* AFE */ 835 static const struct sof_topology_token afe_tokens[] = { 836 {SOF_TKN_MEDIATEK_AFE_RATE, 837 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 838 offsetof(struct sof_ipc_dai_mtk_afe_params, rate)}, 839 {SOF_TKN_MEDIATEK_AFE_CH, 840 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 841 offsetof(struct sof_ipc_dai_mtk_afe_params, channels)}, 842 {SOF_TKN_MEDIATEK_AFE_FORMAT, 843 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 844 offsetof(struct sof_ipc_dai_mtk_afe_params, format)}, 845 }; 846 847 /** 848 * sof_parse_uuid_tokens - Parse multiple sets of UUID tokens 849 * @scomp: pointer to soc component 850 * @object: target ipc struct for parsed values 851 * @offset: offset within the object pointer 852 * @tokens: array of struct sof_topology_token containing the tokens to be matched 853 * @num_tokens: number of tokens in tokens array 854 * @array: source pointer to consecutive vendor arrays in topology 855 * 856 * This function parses multiple sets of string type tokens in vendor arrays 857 */ 858 static int sof_parse_uuid_tokens(struct snd_soc_component *scomp, 859 void *object, size_t offset, 860 const struct sof_topology_token *tokens, int num_tokens, 861 struct snd_soc_tplg_vendor_array *array) 862 { 863 struct snd_soc_tplg_vendor_uuid_elem *elem; 864 int found = 0; 865 int i, j; 866 867 /* parse element by element */ 868 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 869 elem = &array->uuid[i]; 870 871 /* search for token */ 872 for (j = 0; j < num_tokens; j++) { 873 /* match token type */ 874 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) 875 continue; 876 877 /* match token id */ 878 if (tokens[j].token != le32_to_cpu(elem->token)) 879 continue; 880 881 /* matched - now load token */ 882 tokens[j].get_token(elem, object, 883 offset + tokens[j].offset); 884 885 found++; 886 } 887 } 888 889 return found; 890 } 891 892 /** 893 * sof_copy_tuples - Parse tokens and copy them to the @tuples array 894 * @sdev: pointer to struct snd_sof_dev 895 * @array: source pointer to consecutive vendor arrays in topology 896 * @array_size: size of @array 897 * @token_id: Token ID associated with a token array 898 * @token_instance_num: number of times the same @token_id needs to be parsed i.e. the function 899 * looks for @token_instance_num of each token in the token array associated 900 * with the @token_id 901 * @tuples: tuples array to copy the matched tuples to 902 * @tuples_size: size of @tuples 903 * @num_copied_tuples: pointer to the number of copied tuples in the tuples array 904 * 905 */ 906 static int sof_copy_tuples(struct snd_sof_dev *sdev, struct snd_soc_tplg_vendor_array *array, 907 int array_size, u32 token_id, int token_instance_num, 908 struct snd_sof_tuple *tuples, int tuples_size, int *num_copied_tuples) 909 { 910 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 911 const struct sof_token_info *token_list = ipc_tplg_ops->token_list; 912 const struct sof_topology_token *tokens; 913 int found = 0; 914 int num_tokens, asize; 915 int i, j; 916 917 /* nothing to do if token_list is NULL */ 918 if (!token_list) 919 return 0; 920 921 if (!tuples || !num_copied_tuples) { 922 dev_err(sdev->dev, "Invalid tuples array\n"); 923 return -EINVAL; 924 } 925 926 tokens = token_list[token_id].tokens; 927 num_tokens = token_list[token_id].count; 928 929 if (!tokens) { 930 dev_err(sdev->dev, "No token array defined for token ID: %d\n", token_id); 931 return -EINVAL; 932 } 933 934 /* check if there's space in the tuples array for new tokens */ 935 if (*num_copied_tuples >= tuples_size) { 936 dev_err(sdev->dev, "No space in tuples array for new tokens from %s", 937 token_list[token_id].name); 938 return -EINVAL; 939 } 940 941 while (array_size > 0 && found < num_tokens * token_instance_num) { 942 asize = le32_to_cpu(array->size); 943 944 /* validate asize */ 945 if (asize < 0) { 946 dev_err(sdev->dev, "Invalid array size 0x%x\n", asize); 947 return -EINVAL; 948 } 949 950 /* make sure there is enough data before parsing */ 951 array_size -= asize; 952 if (array_size < 0) { 953 dev_err(sdev->dev, "Invalid array size 0x%x\n", asize); 954 return -EINVAL; 955 } 956 957 /* parse element by element */ 958 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 959 /* search for token */ 960 for (j = 0; j < num_tokens; j++) { 961 /* match token type */ 962 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 963 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || 964 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || 965 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL || 966 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_STRING)) 967 continue; 968 969 if (tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_STRING) { 970 struct snd_soc_tplg_vendor_string_elem *elem; 971 972 elem = &array->string[i]; 973 974 /* match token id */ 975 if (tokens[j].token != le32_to_cpu(elem->token)) 976 continue; 977 978 tuples[*num_copied_tuples].token = tokens[j].token; 979 tuples[*num_copied_tuples].value.s = elem->string; 980 } else { 981 struct snd_soc_tplg_vendor_value_elem *elem; 982 983 elem = &array->value[i]; 984 985 /* match token id */ 986 if (tokens[j].token != le32_to_cpu(elem->token)) 987 continue; 988 989 tuples[*num_copied_tuples].token = tokens[j].token; 990 tuples[*num_copied_tuples].value.v = 991 le32_to_cpu(elem->value); 992 } 993 found++; 994 (*num_copied_tuples)++; 995 996 /* stop if there's no space for any more new tuples */ 997 if (*num_copied_tuples == tuples_size) 998 return 0; 999 } 1000 } 1001 1002 /* next array */ 1003 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array + asize); 1004 } 1005 1006 return 0; 1007 } 1008 1009 /** 1010 * sof_parse_string_tokens - Parse multiple sets of tokens 1011 * @scomp: pointer to soc component 1012 * @object: target ipc struct for parsed values 1013 * @offset: offset within the object pointer 1014 * @tokens: array of struct sof_topology_token containing the tokens to be matched 1015 * @num_tokens: number of tokens in tokens array 1016 * @array: source pointer to consecutive vendor arrays in topology 1017 * 1018 * This function parses multiple sets of string type tokens in vendor arrays 1019 */ 1020 static int sof_parse_string_tokens(struct snd_soc_component *scomp, 1021 void *object, int offset, 1022 const struct sof_topology_token *tokens, int num_tokens, 1023 struct snd_soc_tplg_vendor_array *array) 1024 { 1025 struct snd_soc_tplg_vendor_string_elem *elem; 1026 int found = 0; 1027 int i, j; 1028 1029 /* parse element by element */ 1030 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 1031 elem = &array->string[i]; 1032 1033 /* search for token */ 1034 for (j = 0; j < num_tokens; j++) { 1035 /* match token type */ 1036 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) 1037 continue; 1038 1039 /* match token id */ 1040 if (tokens[j].token != le32_to_cpu(elem->token)) 1041 continue; 1042 1043 /* matched - now load token */ 1044 tokens[j].get_token(elem->string, object, offset + tokens[j].offset); 1045 1046 found++; 1047 } 1048 } 1049 1050 return found; 1051 } 1052 1053 /** 1054 * sof_parse_word_tokens - Parse multiple sets of tokens 1055 * @scomp: pointer to soc component 1056 * @object: target ipc struct for parsed values 1057 * @offset: offset within the object pointer 1058 * @tokens: array of struct sof_topology_token containing the tokens to be matched 1059 * @num_tokens: number of tokens in tokens array 1060 * @array: source pointer to consecutive vendor arrays in topology 1061 * 1062 * This function parses multiple sets of word type tokens in vendor arrays 1063 */ 1064 static int sof_parse_word_tokens(struct snd_soc_component *scomp, 1065 void *object, int offset, 1066 const struct sof_topology_token *tokens, int num_tokens, 1067 struct snd_soc_tplg_vendor_array *array) 1068 { 1069 struct snd_soc_tplg_vendor_value_elem *elem; 1070 int found = 0; 1071 int i, j; 1072 1073 /* parse element by element */ 1074 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 1075 elem = &array->value[i]; 1076 1077 /* search for token */ 1078 for (j = 0; j < num_tokens; j++) { 1079 /* match token type */ 1080 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 1081 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || 1082 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || 1083 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL)) 1084 continue; 1085 1086 /* match token id */ 1087 if (tokens[j].token != le32_to_cpu(elem->token)) 1088 continue; 1089 1090 /* load token */ 1091 tokens[j].get_token(elem, object, offset + tokens[j].offset); 1092 1093 found++; 1094 } 1095 } 1096 1097 return found; 1098 } 1099 1100 /** 1101 * sof_parse_token_sets - Parse multiple sets of tokens 1102 * @scomp: pointer to soc component 1103 * @object: target ipc struct for parsed values 1104 * @tokens: token definition array describing what tokens to parse 1105 * @count: number of tokens in definition array 1106 * @array: source pointer to consecutive vendor arrays in topology 1107 * @array_size: total size of @array 1108 * @token_instance_num: number of times the same tokens needs to be parsed i.e. the function 1109 * looks for @token_instance_num of each token in the @tokens 1110 * @object_size: offset to next target ipc struct with multiple sets 1111 * 1112 * This function parses multiple sets of tokens in vendor arrays into 1113 * consecutive ipc structs. 1114 */ 1115 static int sof_parse_token_sets(struct snd_soc_component *scomp, 1116 void *object, const struct sof_topology_token *tokens, 1117 int count, struct snd_soc_tplg_vendor_array *array, 1118 int array_size, int token_instance_num, size_t object_size) 1119 { 1120 size_t offset = 0; 1121 int found = 0; 1122 int total = 0; 1123 int asize; 1124 1125 while (array_size > 0 && total < count * token_instance_num) { 1126 asize = le32_to_cpu(array->size); 1127 1128 /* validate asize */ 1129 if (asize < 0) { /* FIXME: A zero-size array makes no sense */ 1130 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 1131 asize); 1132 return -EINVAL; 1133 } 1134 1135 /* make sure there is enough data before parsing */ 1136 array_size -= asize; 1137 if (array_size < 0) { 1138 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 1139 asize); 1140 return -EINVAL; 1141 } 1142 1143 /* call correct parser depending on type */ 1144 switch (le32_to_cpu(array->type)) { 1145 case SND_SOC_TPLG_TUPLE_TYPE_UUID: 1146 found += sof_parse_uuid_tokens(scomp, object, offset, tokens, count, 1147 array); 1148 break; 1149 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 1150 found += sof_parse_string_tokens(scomp, object, offset, tokens, count, 1151 array); 1152 break; 1153 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 1154 case SND_SOC_TPLG_TUPLE_TYPE_BYTE: 1155 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 1156 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 1157 found += sof_parse_word_tokens(scomp, object, offset, tokens, count, 1158 array); 1159 break; 1160 default: 1161 dev_err(scomp->dev, "error: unknown token type %d\n", 1162 array->type); 1163 return -EINVAL; 1164 } 1165 1166 /* next array */ 1167 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array 1168 + asize); 1169 1170 /* move to next target struct */ 1171 if (found >= count) { 1172 offset += object_size; 1173 total += found; 1174 found = 0; 1175 } 1176 } 1177 1178 return 0; 1179 } 1180 1181 /** 1182 * sof_parse_tokens - Parse one set of tokens 1183 * @scomp: pointer to soc component 1184 * @object: target ipc struct for parsed values 1185 * @tokens: token definition array describing what tokens to parse 1186 * @num_tokens: number of tokens in definition array 1187 * @array: source pointer to consecutive vendor arrays in topology 1188 * @array_size: total size of @array 1189 * 1190 * This function parses a single set of tokens in vendor arrays into 1191 * consecutive ipc structs. 1192 */ 1193 static int sof_parse_tokens(struct snd_soc_component *scomp, void *object, 1194 const struct sof_topology_token *tokens, int num_tokens, 1195 struct snd_soc_tplg_vendor_array *array, 1196 int array_size) 1197 1198 { 1199 /* 1200 * sof_parse_tokens is used when topology contains only a single set of 1201 * identical tuples arrays. So additional parameters to 1202 * sof_parse_token_sets are sets = 1 (only 1 set) and 1203 * object_size = 0 (irrelevant). 1204 */ 1205 return sof_parse_token_sets(scomp, object, tokens, num_tokens, array, 1206 array_size, 1, 0); 1207 } 1208 1209 static void sof_dbg_comp_config(struct snd_soc_component *scomp, 1210 struct sof_ipc_comp_config *config) 1211 { 1212 dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n", 1213 config->periods_sink, config->periods_source, 1214 config->frame_fmt); 1215 } 1216 1217 /* 1218 * Standard Kcontrols. 1219 */ 1220 1221 static int sof_control_load_volume(struct snd_soc_component *scomp, 1222 struct snd_sof_control *scontrol, 1223 struct snd_kcontrol_new *kc, 1224 struct snd_soc_tplg_ctl_hdr *hdr) 1225 { 1226 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1227 struct snd_soc_tplg_mixer_control *mc = 1228 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); 1229 struct sof_ipc_ctrl_data *cdata; 1230 int tlv[TLV_ITEMS]; 1231 unsigned int i; 1232 int ret; 1233 1234 /* validate topology data */ 1235 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) { 1236 ret = -EINVAL; 1237 goto out; 1238 } 1239 1240 /* 1241 * If control has more than 2 channels we need to override the info. This is because even if 1242 * ASoC layer has defined topology's max channel count to SND_SOC_TPLG_MAX_CHAN = 8, the 1243 * pre-defined dapm control types (and related functions) creating the actual control 1244 * restrict the channels only to mono or stereo. 1245 */ 1246 if (le32_to_cpu(mc->num_channels) > 2) 1247 kc->info = snd_sof_volume_info; 1248 1249 /* init the volume get/put data */ 1250 scontrol->size = struct_size(scontrol->control_data, chanv, 1251 le32_to_cpu(mc->num_channels)); 1252 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1253 if (!scontrol->control_data) { 1254 ret = -ENOMEM; 1255 goto out; 1256 } 1257 1258 scontrol->comp_id = sdev->next_comp_id; 1259 scontrol->min_volume_step = le32_to_cpu(mc->min); 1260 scontrol->max_volume_step = le32_to_cpu(mc->max); 1261 scontrol->num_channels = le32_to_cpu(mc->num_channels); 1262 scontrol->control_data->index = kc->index; 1263 1264 /* set cmd for mixer control */ 1265 if (le32_to_cpu(mc->max) == 1) { 1266 scontrol->control_data->cmd = SOF_CTRL_CMD_SWITCH; 1267 goto skip; 1268 } 1269 1270 scontrol->control_data->cmd = SOF_CTRL_CMD_VOLUME; 1271 1272 /* extract tlv data */ 1273 if (!kc->tlv.p || get_tlv_data(kc->tlv.p, tlv) < 0) { 1274 dev_err(scomp->dev, "error: invalid TLV data\n"); 1275 ret = -EINVAL; 1276 goto out_free; 1277 } 1278 1279 /* set up volume table */ 1280 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); 1281 if (ret < 0) { 1282 dev_err(scomp->dev, "error: setting up volume table\n"); 1283 goto out_free; 1284 } 1285 1286 /* set default volume values to 0dB in control */ 1287 cdata = scontrol->control_data; 1288 for (i = 0; i < scontrol->num_channels; i++) { 1289 cdata->chanv[i].channel = i; 1290 cdata->chanv[i].value = VOL_ZERO_DB; 1291 } 1292 1293 skip: 1294 /* set up possible led control from mixer private data */ 1295 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens, 1296 ARRAY_SIZE(led_tokens), mc->priv.array, 1297 le32_to_cpu(mc->priv.size)); 1298 if (ret != 0) { 1299 dev_err(scomp->dev, "error: parse led tokens failed %d\n", 1300 le32_to_cpu(mc->priv.size)); 1301 goto out_free_table; 1302 } 1303 1304 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1305 scontrol->comp_id, scontrol->num_channels); 1306 1307 return 0; 1308 1309 out_free_table: 1310 if (le32_to_cpu(mc->max) > 1) 1311 kfree(scontrol->volume_table); 1312 out_free: 1313 kfree(scontrol->control_data); 1314 out: 1315 return ret; 1316 } 1317 1318 static int sof_control_load_enum(struct snd_soc_component *scomp, 1319 struct snd_sof_control *scontrol, 1320 struct snd_kcontrol_new *kc, 1321 struct snd_soc_tplg_ctl_hdr *hdr) 1322 { 1323 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1324 struct snd_soc_tplg_enum_control *ec = 1325 container_of(hdr, struct snd_soc_tplg_enum_control, hdr); 1326 1327 /* validate topology data */ 1328 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) 1329 return -EINVAL; 1330 1331 /* init the enum get/put data */ 1332 scontrol->size = struct_size(scontrol->control_data, chanv, 1333 le32_to_cpu(ec->num_channels)); 1334 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1335 if (!scontrol->control_data) 1336 return -ENOMEM; 1337 1338 scontrol->comp_id = sdev->next_comp_id; 1339 scontrol->num_channels = le32_to_cpu(ec->num_channels); 1340 scontrol->control_data->index = kc->index; 1341 scontrol->control_data->cmd = SOF_CTRL_CMD_ENUM; 1342 1343 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", 1344 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); 1345 1346 return 0; 1347 } 1348 1349 static int sof_control_load_bytes(struct snd_soc_component *scomp, 1350 struct snd_sof_control *scontrol, 1351 struct snd_kcontrol_new *kc, 1352 struct snd_soc_tplg_ctl_hdr *hdr) 1353 { 1354 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1355 struct sof_ipc_ctrl_data *cdata; 1356 struct snd_soc_tplg_bytes_control *control = 1357 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); 1358 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; 1359 size_t max_size = sbe->max; 1360 size_t priv_size = le32_to_cpu(control->priv.size); 1361 int ret; 1362 1363 if (max_size < sizeof(struct sof_ipc_ctrl_data) || 1364 max_size < sizeof(struct sof_abi_hdr)) { 1365 ret = -EINVAL; 1366 goto out; 1367 } 1368 1369 /* init the get/put bytes data */ 1370 if (priv_size > max_size - sizeof(struct sof_ipc_ctrl_data)) { 1371 dev_err(scomp->dev, "err: bytes data size %zu exceeds max %zu.\n", 1372 priv_size, max_size - sizeof(struct sof_ipc_ctrl_data)); 1373 ret = -EINVAL; 1374 goto out; 1375 } 1376 1377 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + priv_size; 1378 1379 scontrol->control_data = kzalloc(max_size, GFP_KERNEL); 1380 cdata = scontrol->control_data; 1381 if (!scontrol->control_data) { 1382 ret = -ENOMEM; 1383 goto out; 1384 } 1385 1386 scontrol->comp_id = sdev->next_comp_id; 1387 scontrol->control_data->cmd = SOF_CTRL_CMD_BINARY; 1388 scontrol->control_data->index = kc->index; 1389 1390 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1391 scontrol->comp_id, scontrol->num_channels); 1392 1393 if (le32_to_cpu(control->priv.size) > 0) { 1394 memcpy(cdata->data, control->priv.data, 1395 le32_to_cpu(control->priv.size)); 1396 1397 if (cdata->data->magic != SOF_ABI_MAGIC) { 1398 dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n", 1399 cdata->data->magic); 1400 ret = -EINVAL; 1401 goto out_free; 1402 } 1403 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, 1404 cdata->data->abi)) { 1405 dev_err(scomp->dev, 1406 "error: Incompatible ABI version 0x%08x.\n", 1407 cdata->data->abi); 1408 ret = -EINVAL; 1409 goto out_free; 1410 } 1411 if (cdata->data->size + sizeof(struct sof_abi_hdr) != 1412 le32_to_cpu(control->priv.size)) { 1413 dev_err(scomp->dev, 1414 "error: Conflict in bytes vs. priv size.\n"); 1415 ret = -EINVAL; 1416 goto out_free; 1417 } 1418 } 1419 1420 return 0; 1421 1422 out_free: 1423 kfree(scontrol->control_data); 1424 out: 1425 return ret; 1426 } 1427 1428 /* external kcontrol init - used for any driver specific init */ 1429 static int sof_control_load(struct snd_soc_component *scomp, int index, 1430 struct snd_kcontrol_new *kc, 1431 struct snd_soc_tplg_ctl_hdr *hdr) 1432 { 1433 struct soc_mixer_control *sm; 1434 struct soc_bytes_ext *sbe; 1435 struct soc_enum *se; 1436 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1437 struct snd_soc_dobj *dobj; 1438 struct snd_sof_control *scontrol; 1439 int ret; 1440 1441 dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n", 1442 hdr->type, hdr->name); 1443 1444 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); 1445 if (!scontrol) 1446 return -ENOMEM; 1447 1448 scontrol->scomp = scomp; 1449 scontrol->access = kc->access; 1450 1451 switch (le32_to_cpu(hdr->ops.info)) { 1452 case SND_SOC_TPLG_CTL_VOLSW: 1453 case SND_SOC_TPLG_CTL_VOLSW_SX: 1454 case SND_SOC_TPLG_CTL_VOLSW_XR_SX: 1455 sm = (struct soc_mixer_control *)kc->private_value; 1456 dobj = &sm->dobj; 1457 ret = sof_control_load_volume(scomp, scontrol, kc, hdr); 1458 break; 1459 case SND_SOC_TPLG_CTL_BYTES: 1460 sbe = (struct soc_bytes_ext *)kc->private_value; 1461 dobj = &sbe->dobj; 1462 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); 1463 break; 1464 case SND_SOC_TPLG_CTL_ENUM: 1465 case SND_SOC_TPLG_CTL_ENUM_VALUE: 1466 se = (struct soc_enum *)kc->private_value; 1467 dobj = &se->dobj; 1468 ret = sof_control_load_enum(scomp, scontrol, kc, hdr); 1469 break; 1470 case SND_SOC_TPLG_CTL_RANGE: 1471 case SND_SOC_TPLG_CTL_STROBE: 1472 case SND_SOC_TPLG_DAPM_CTL_VOLSW: 1473 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: 1474 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: 1475 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: 1476 case SND_SOC_TPLG_DAPM_CTL_PIN: 1477 default: 1478 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n", 1479 hdr->ops.get, hdr->ops.put, hdr->ops.info); 1480 kfree(scontrol); 1481 return 0; 1482 } 1483 1484 if (ret < 0) { 1485 kfree(scontrol); 1486 return ret; 1487 } 1488 1489 scontrol->led_ctl.led_value = -1; 1490 1491 dobj->private = scontrol; 1492 list_add(&scontrol->list, &sdev->kcontrol_list); 1493 return 0; 1494 } 1495 1496 static int sof_control_unload(struct snd_soc_component *scomp, 1497 struct snd_soc_dobj *dobj) 1498 { 1499 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1500 struct sof_ipc_free fcomp; 1501 struct snd_sof_control *scontrol = dobj->private; 1502 1503 dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name); 1504 1505 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE; 1506 fcomp.hdr.size = sizeof(fcomp); 1507 fcomp.id = scontrol->comp_id; 1508 1509 kfree(scontrol->control_data); 1510 list_del(&scontrol->list); 1511 kfree(scontrol); 1512 /* send IPC to the DSP */ 1513 return sof_ipc_tx_message(sdev->ipc, 1514 fcomp.hdr.cmd, &fcomp, sizeof(fcomp), 1515 NULL, 0); 1516 } 1517 1518 /* 1519 * DAI Topology 1520 */ 1521 1522 static int sof_connect_dai_widget(struct snd_soc_component *scomp, 1523 struct snd_soc_dapm_widget *w, 1524 struct snd_soc_tplg_dapm_widget *tw, 1525 struct snd_sof_dai *dai) 1526 { 1527 struct snd_soc_card *card = scomp->card; 1528 struct snd_soc_pcm_runtime *rtd; 1529 struct snd_soc_dai *cpu_dai; 1530 int i; 1531 1532 list_for_each_entry(rtd, &card->rtd_list, list) { 1533 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n", 1534 w->name, w->sname, rtd->dai_link->stream_name); 1535 1536 if (!w->sname || !rtd->dai_link->stream_name) 1537 continue; 1538 1539 /* does stream match DAI link ? */ 1540 if (strcmp(w->sname, rtd->dai_link->stream_name)) 1541 continue; 1542 1543 switch (w->id) { 1544 case snd_soc_dapm_dai_out: 1545 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1546 /* 1547 * Please create DAI widget in the right order 1548 * to ensure BE will connect to the right DAI 1549 * widget. 1550 */ 1551 if (!cpu_dai->capture_widget) { 1552 cpu_dai->capture_widget = w; 1553 break; 1554 } 1555 } 1556 if (i == rtd->num_cpus) { 1557 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1558 w->name); 1559 1560 return -EINVAL; 1561 } 1562 dai->name = rtd->dai_link->name; 1563 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1564 w->name, rtd->dai_link->name); 1565 break; 1566 case snd_soc_dapm_dai_in: 1567 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1568 /* 1569 * Please create DAI widget in the right order 1570 * to ensure BE will connect to the right DAI 1571 * widget. 1572 */ 1573 if (!cpu_dai->playback_widget) { 1574 cpu_dai->playback_widget = w; 1575 break; 1576 } 1577 } 1578 if (i == rtd->num_cpus) { 1579 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1580 w->name); 1581 1582 return -EINVAL; 1583 } 1584 dai->name = rtd->dai_link->name; 1585 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1586 w->name, rtd->dai_link->name); 1587 break; 1588 default: 1589 break; 1590 } 1591 } 1592 1593 /* check we have a connection */ 1594 if (!dai->name) { 1595 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n", 1596 w->name, w->sname); 1597 return -EINVAL; 1598 } 1599 1600 return 0; 1601 } 1602 1603 /** 1604 * sof_comp_alloc - allocate and initialize buffer for a new component 1605 * @swidget: pointer to struct snd_sof_widget containing extended data 1606 * @ipc_size: IPC payload size that will be updated depending on valid 1607 * extended data. 1608 * @index: ID of the pipeline the component belongs to 1609 * 1610 * Return: The pointer to the new allocated component, NULL if failed. 1611 */ 1612 static struct sof_ipc_comp *sof_comp_alloc(struct snd_sof_widget *swidget, size_t *ipc_size, 1613 int index) 1614 { 1615 struct sof_ipc_comp *comp; 1616 size_t total_size = *ipc_size; 1617 size_t ext_size = sizeof(swidget->uuid); 1618 1619 /* only non-zero UUID is valid */ 1620 if (!guid_is_null(&swidget->uuid)) 1621 total_size += ext_size; 1622 1623 comp = kzalloc(total_size, GFP_KERNEL); 1624 if (!comp) 1625 return NULL; 1626 1627 /* configure comp new IPC message */ 1628 comp->hdr.size = total_size; 1629 comp->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1630 comp->id = swidget->comp_id; 1631 comp->pipeline_id = index; 1632 comp->core = swidget->core; 1633 1634 /* handle the extended data if needed */ 1635 if (total_size > *ipc_size) { 1636 /* append extended data to the end of the component */ 1637 memcpy((u8 *)comp + *ipc_size, &swidget->uuid, ext_size); 1638 comp->ext_data_length = ext_size; 1639 } 1640 1641 /* update ipc_size and return */ 1642 *ipc_size = total_size; 1643 return comp; 1644 } 1645 1646 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, 1647 struct snd_sof_widget *swidget, 1648 struct snd_soc_tplg_dapm_widget *tw, 1649 struct snd_sof_dai *dai) 1650 { 1651 struct snd_soc_tplg_private *private = &tw->priv; 1652 struct sof_dai_private_data *dai_data; 1653 struct sof_ipc_comp_dai *comp_dai; 1654 size_t ipc_size = sizeof(*comp_dai); 1655 int ret; 1656 1657 dai_data = kzalloc(sizeof(*dai_data), GFP_KERNEL); 1658 if (!dai_data) 1659 return -ENOMEM; 1660 1661 comp_dai = (struct sof_ipc_comp_dai *) 1662 sof_comp_alloc(swidget, &ipc_size, index); 1663 if (!comp_dai) { 1664 ret = -ENOMEM; 1665 goto free; 1666 } 1667 1668 /* configure dai IPC message */ 1669 comp_dai->comp.type = SOF_COMP_DAI; 1670 comp_dai->config.hdr.size = sizeof(comp_dai->config); 1671 1672 ret = sof_parse_tokens(scomp, comp_dai, dai_tokens, 1673 ARRAY_SIZE(dai_tokens), private->array, 1674 le32_to_cpu(private->size)); 1675 if (ret != 0) { 1676 dev_err(scomp->dev, "error: parse dai tokens failed %d\n", 1677 le32_to_cpu(private->size)); 1678 goto free; 1679 } 1680 1681 ret = sof_parse_tokens(scomp, &comp_dai->config, comp_tokens, 1682 ARRAY_SIZE(comp_tokens), private->array, 1683 le32_to_cpu(private->size)); 1684 if (ret != 0) { 1685 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n", 1686 private->size); 1687 goto free; 1688 } 1689 1690 dev_dbg(scomp->dev, "dai %s: type %d index %d\n", 1691 swidget->widget->name, comp_dai->type, comp_dai->dai_index); 1692 sof_dbg_comp_config(scomp, &comp_dai->config); 1693 1694 if (dai) { 1695 dai->scomp = scomp; 1696 dai_data->comp_dai = comp_dai; 1697 dai->private = dai_data; 1698 } 1699 1700 return 0; 1701 1702 free: 1703 kfree(dai_data); 1704 return ret; 1705 } 1706 1707 /* bind PCM ID to host component ID */ 1708 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, 1709 int dir) 1710 { 1711 struct snd_sof_widget *host_widget; 1712 1713 host_widget = snd_sof_find_swidget_sname(scomp, 1714 spcm->pcm.caps[dir].name, 1715 dir); 1716 if (!host_widget) { 1717 dev_err(scomp->dev, "can't find host comp to bind pcm\n"); 1718 return -EINVAL; 1719 } 1720 1721 spcm->stream[dir].comp_id = host_widget->comp_id; 1722 1723 return 0; 1724 } 1725 1726 static int sof_widget_parse_tokens(struct snd_soc_component *scomp, struct snd_sof_widget *swidget, 1727 struct snd_soc_tplg_dapm_widget *tw, 1728 enum sof_tokens *object_token_list, int count) 1729 { 1730 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1731 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 1732 const struct sof_token_info *token_list = ipc_tplg_ops->token_list; 1733 struct snd_soc_tplg_private *private = &tw->priv; 1734 int num_tuples = 0; 1735 size_t size; 1736 int ret, i; 1737 1738 if (count > 0 && !object_token_list) { 1739 dev_err(scomp->dev, "No token list for widget %s\n", swidget->widget->name); 1740 return -EINVAL; 1741 } 1742 1743 /* calculate max size of tuples array */ 1744 for (i = 0; i < count; i++) 1745 num_tuples += token_list[object_token_list[i]].count; 1746 1747 /* allocate memory for tuples array */ 1748 size = sizeof(struct snd_sof_tuple) * num_tuples; 1749 swidget->tuples = kzalloc(size, GFP_KERNEL); 1750 if (!swidget->tuples) 1751 return -ENOMEM; 1752 1753 /* parse token list for widget */ 1754 for (i = 0; i < count; i++) { 1755 if (object_token_list[i] >= SOF_TOKEN_COUNT) { 1756 dev_err(scomp->dev, "Invalid token id %d for widget %s\n", 1757 object_token_list[i], swidget->widget->name); 1758 ret = -EINVAL; 1759 goto err; 1760 } 1761 1762 /* parse and save UUID in swidget */ 1763 if (object_token_list[i] == SOF_COMP_EXT_TOKENS) { 1764 ret = sof_parse_tokens(scomp, swidget, 1765 token_list[object_token_list[i]].tokens, 1766 token_list[object_token_list[i]].count, 1767 private->array, le32_to_cpu(private->size)); 1768 if (ret < 0) { 1769 dev_err(scomp->dev, "Failed parsing %s for widget %s\n", 1770 token_list[object_token_list[i]].name, 1771 swidget->widget->name); 1772 goto err; 1773 } 1774 1775 continue; 1776 } 1777 1778 /* copy one set of tuples per token ID into swidget->tuples */ 1779 ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), 1780 object_token_list[i], 1, swidget->tuples, 1781 num_tuples, &swidget->num_tuples); 1782 if (ret < 0) { 1783 dev_err(scomp->dev, "Failed parsing %s for widget %s err: %d\n", 1784 token_list[object_token_list[i]].name, swidget->widget->name, ret); 1785 goto err; 1786 } 1787 } 1788 1789 return 0; 1790 err: 1791 kfree(swidget->tuples); 1792 return ret; 1793 } 1794 1795 /* 1796 * SRC Topology 1797 */ 1798 1799 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1800 struct snd_sof_widget *swidget, 1801 struct snd_soc_tplg_dapm_widget *tw) 1802 { 1803 struct snd_soc_tplg_private *private = &tw->priv; 1804 struct sof_ipc_comp_src *src; 1805 size_t ipc_size = sizeof(*src); 1806 int ret; 1807 1808 src = (struct sof_ipc_comp_src *) 1809 sof_comp_alloc(swidget, &ipc_size, index); 1810 if (!src) 1811 return -ENOMEM; 1812 1813 /* configure src IPC message */ 1814 src->comp.type = SOF_COMP_SRC; 1815 src->config.hdr.size = sizeof(src->config); 1816 1817 ret = sof_parse_tokens(scomp, src, src_tokens, 1818 ARRAY_SIZE(src_tokens), private->array, 1819 le32_to_cpu(private->size)); 1820 if (ret != 0) { 1821 dev_err(scomp->dev, "error: parse src tokens failed %d\n", 1822 private->size); 1823 goto err; 1824 } 1825 1826 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1827 ARRAY_SIZE(comp_tokens), private->array, 1828 le32_to_cpu(private->size)); 1829 if (ret != 0) { 1830 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n", 1831 le32_to_cpu(private->size)); 1832 goto err; 1833 } 1834 1835 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n", 1836 swidget->widget->name, src->source_rate, src->sink_rate); 1837 sof_dbg_comp_config(scomp, &src->config); 1838 1839 swidget->private = src; 1840 1841 return 0; 1842 err: 1843 kfree(src); 1844 return ret; 1845 } 1846 1847 /* 1848 * ASRC Topology 1849 */ 1850 1851 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index, 1852 struct snd_sof_widget *swidget, 1853 struct snd_soc_tplg_dapm_widget *tw) 1854 { 1855 struct snd_soc_tplg_private *private = &tw->priv; 1856 struct sof_ipc_comp_asrc *asrc; 1857 size_t ipc_size = sizeof(*asrc); 1858 int ret; 1859 1860 asrc = (struct sof_ipc_comp_asrc *) 1861 sof_comp_alloc(swidget, &ipc_size, index); 1862 if (!asrc) 1863 return -ENOMEM; 1864 1865 /* configure ASRC IPC message */ 1866 asrc->comp.type = SOF_COMP_ASRC; 1867 asrc->config.hdr.size = sizeof(asrc->config); 1868 1869 ret = sof_parse_tokens(scomp, asrc, asrc_tokens, 1870 ARRAY_SIZE(asrc_tokens), private->array, 1871 le32_to_cpu(private->size)); 1872 if (ret != 0) { 1873 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n", 1874 private->size); 1875 goto err; 1876 } 1877 1878 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens, 1879 ARRAY_SIZE(comp_tokens), private->array, 1880 le32_to_cpu(private->size)); 1881 if (ret != 0) { 1882 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n", 1883 le32_to_cpu(private->size)); 1884 goto err; 1885 } 1886 1887 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d " 1888 "asynch %d operation %d\n", 1889 swidget->widget->name, asrc->source_rate, asrc->sink_rate, 1890 asrc->asynchronous_mode, asrc->operation_mode); 1891 sof_dbg_comp_config(scomp, &asrc->config); 1892 1893 swidget->private = asrc; 1894 1895 return 0; 1896 err: 1897 kfree(asrc); 1898 return ret; 1899 } 1900 1901 /* 1902 * Signal Generator Topology 1903 */ 1904 1905 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 1906 struct snd_sof_widget *swidget, 1907 struct snd_soc_tplg_dapm_widget *tw) 1908 { 1909 struct snd_soc_tplg_private *private = &tw->priv; 1910 struct sof_ipc_comp_tone *tone; 1911 size_t ipc_size = sizeof(*tone); 1912 int ret; 1913 1914 tone = (struct sof_ipc_comp_tone *) 1915 sof_comp_alloc(swidget, &ipc_size, index); 1916 if (!tone) 1917 return -ENOMEM; 1918 1919 /* configure siggen IPC message */ 1920 tone->comp.type = SOF_COMP_TONE; 1921 tone->config.hdr.size = sizeof(tone->config); 1922 1923 ret = sof_parse_tokens(scomp, tone, tone_tokens, 1924 ARRAY_SIZE(tone_tokens), private->array, 1925 le32_to_cpu(private->size)); 1926 if (ret != 0) { 1927 dev_err(scomp->dev, "error: parse tone tokens failed %d\n", 1928 le32_to_cpu(private->size)); 1929 goto err; 1930 } 1931 1932 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 1933 ARRAY_SIZE(comp_tokens), private->array, 1934 le32_to_cpu(private->size)); 1935 if (ret != 0) { 1936 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n", 1937 le32_to_cpu(private->size)); 1938 goto err; 1939 } 1940 1941 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n", 1942 swidget->widget->name, tone->frequency, tone->amplitude); 1943 sof_dbg_comp_config(scomp, &tone->config); 1944 1945 swidget->private = tone; 1946 1947 return 0; 1948 err: 1949 kfree(tone); 1950 return ret; 1951 } 1952 1953 static int sof_get_control_data(struct snd_soc_component *scomp, 1954 struct snd_soc_dapm_widget *widget, 1955 struct sof_widget_data *wdata, 1956 size_t *size) 1957 { 1958 const struct snd_kcontrol_new *kc; 1959 struct soc_mixer_control *sm; 1960 struct soc_bytes_ext *sbe; 1961 struct soc_enum *se; 1962 int i; 1963 1964 *size = 0; 1965 1966 for (i = 0; i < widget->num_kcontrols; i++) { 1967 kc = &widget->kcontrol_news[i]; 1968 1969 switch (widget->dobj.widget.kcontrol_type[i]) { 1970 case SND_SOC_TPLG_TYPE_MIXER: 1971 sm = (struct soc_mixer_control *)kc->private_value; 1972 wdata[i].control = sm->dobj.private; 1973 break; 1974 case SND_SOC_TPLG_TYPE_BYTES: 1975 sbe = (struct soc_bytes_ext *)kc->private_value; 1976 wdata[i].control = sbe->dobj.private; 1977 break; 1978 case SND_SOC_TPLG_TYPE_ENUM: 1979 se = (struct soc_enum *)kc->private_value; 1980 wdata[i].control = se->dobj.private; 1981 break; 1982 default: 1983 dev_err(scomp->dev, "error: unknown kcontrol type %u in widget %s\n", 1984 widget->dobj.widget.kcontrol_type[i], 1985 widget->name); 1986 return -EINVAL; 1987 } 1988 1989 if (!wdata[i].control) { 1990 dev_err(scomp->dev, "error: no scontrol for widget %s\n", 1991 widget->name); 1992 return -EINVAL; 1993 } 1994 1995 wdata[i].pdata = wdata[i].control->control_data->data; 1996 if (!wdata[i].pdata) 1997 return -EINVAL; 1998 1999 /* make sure data is valid - data can be updated at runtime */ 2000 if (widget->dobj.widget.kcontrol_type[i] == SND_SOC_TPLG_TYPE_BYTES && 2001 wdata[i].pdata->magic != SOF_ABI_MAGIC) 2002 return -EINVAL; 2003 2004 *size += wdata[i].pdata->size; 2005 2006 /* get data type */ 2007 switch (wdata[i].control->control_data->cmd) { 2008 case SOF_CTRL_CMD_VOLUME: 2009 case SOF_CTRL_CMD_ENUM: 2010 case SOF_CTRL_CMD_SWITCH: 2011 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 2012 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 2013 break; 2014 case SOF_CTRL_CMD_BINARY: 2015 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 2016 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 2017 break; 2018 default: 2019 break; 2020 } 2021 } 2022 2023 return 0; 2024 } 2025 2026 static int sof_process_load(struct snd_soc_component *scomp, int index, 2027 struct snd_sof_widget *swidget, 2028 struct snd_soc_tplg_dapm_widget *tw, 2029 int type) 2030 { 2031 struct snd_soc_dapm_widget *widget = swidget->widget; 2032 struct snd_soc_tplg_private *private = &tw->priv; 2033 struct sof_ipc_comp_process *process; 2034 struct sof_widget_data *wdata = NULL; 2035 size_t ipc_data_size = 0; 2036 size_t ipc_size; 2037 int offset = 0; 2038 int ret; 2039 int i; 2040 2041 /* allocate struct for widget control data sizes and types */ 2042 if (widget->num_kcontrols) { 2043 wdata = kcalloc(widget->num_kcontrols, 2044 sizeof(*wdata), 2045 GFP_KERNEL); 2046 2047 if (!wdata) 2048 return -ENOMEM; 2049 2050 /* get possible component controls and get size of all pdata */ 2051 ret = sof_get_control_data(scomp, widget, wdata, 2052 &ipc_data_size); 2053 2054 if (ret < 0) 2055 goto out; 2056 } 2057 2058 ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size; 2059 2060 /* we are exceeding max ipc size, config needs to be sent separately */ 2061 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 2062 ipc_size -= ipc_data_size; 2063 ipc_data_size = 0; 2064 } 2065 2066 process = (struct sof_ipc_comp_process *) 2067 sof_comp_alloc(swidget, &ipc_size, index); 2068 if (!process) { 2069 ret = -ENOMEM; 2070 goto out; 2071 } 2072 2073 /* configure iir IPC message */ 2074 process->comp.type = type; 2075 process->config.hdr.size = sizeof(process->config); 2076 2077 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 2078 ARRAY_SIZE(comp_tokens), private->array, 2079 le32_to_cpu(private->size)); 2080 if (ret != 0) { 2081 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n", 2082 le32_to_cpu(private->size)); 2083 goto err; 2084 } 2085 2086 sof_dbg_comp_config(scomp, &process->config); 2087 2088 /* 2089 * found private data in control, so copy it. 2090 * get possible component controls - get size of all pdata, 2091 * then memcpy with headers 2092 */ 2093 if (ipc_data_size) { 2094 for (i = 0; i < widget->num_kcontrols; i++) { 2095 memcpy(&process->data[offset], 2096 wdata[i].pdata->data, 2097 wdata[i].pdata->size); 2098 offset += wdata[i].pdata->size; 2099 } 2100 } 2101 2102 process->size = ipc_data_size; 2103 swidget->private = process; 2104 err: 2105 if (ret < 0) 2106 kfree(process); 2107 out: 2108 kfree(wdata); 2109 return ret; 2110 } 2111 2112 /* 2113 * Processing Component Topology - can be "effect", "codec", or general 2114 * "processing". 2115 */ 2116 2117 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 2118 struct snd_sof_widget *swidget, 2119 struct snd_soc_tplg_dapm_widget *tw) 2120 { 2121 struct snd_soc_tplg_private *private = &tw->priv; 2122 struct sof_ipc_comp_process config; 2123 int ret; 2124 2125 /* check we have some tokens - we need at least process type */ 2126 if (le32_to_cpu(private->size) == 0) { 2127 dev_err(scomp->dev, "error: process tokens not found\n"); 2128 return -EINVAL; 2129 } 2130 2131 memset(&config, 0, sizeof(config)); 2132 config.comp.core = swidget->core; 2133 2134 /* get the process token */ 2135 ret = sof_parse_tokens(scomp, &config, process_tokens, 2136 ARRAY_SIZE(process_tokens), private->array, 2137 le32_to_cpu(private->size)); 2138 if (ret != 0) { 2139 dev_err(scomp->dev, "error: parse process tokens failed %d\n", 2140 le32_to_cpu(private->size)); 2141 return ret; 2142 } 2143 2144 /* now load process specific data and send IPC */ 2145 ret = sof_process_load(scomp, index, swidget, tw, find_process_comp_type(config.type)); 2146 if (ret < 0) { 2147 dev_err(scomp->dev, "error: process loading failed\n"); 2148 return ret; 2149 } 2150 2151 return 0; 2152 } 2153 2154 static int sof_widget_bind_event(struct snd_soc_component *scomp, 2155 struct snd_sof_widget *swidget, 2156 u16 event_type) 2157 { 2158 struct sof_ipc_comp *ipc_comp; 2159 2160 /* validate widget event type */ 2161 switch (event_type) { 2162 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2163 /* only KEYWORD_DETECT comps should handle this */ 2164 if (swidget->id != snd_soc_dapm_effect) 2165 break; 2166 2167 ipc_comp = swidget->private; 2168 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2169 break; 2170 2171 /* bind event to keyword detect comp */ 2172 return snd_soc_tplg_widget_bind_event(swidget->widget, 2173 sof_kwd_events, 2174 ARRAY_SIZE(sof_kwd_events), 2175 event_type); 2176 default: 2177 break; 2178 } 2179 2180 dev_err(scomp->dev, 2181 "error: invalid event type %d for widget %s\n", 2182 event_type, swidget->widget->name); 2183 return -EINVAL; 2184 } 2185 2186 /* external widget init - used for any driver specific init */ 2187 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2188 struct snd_soc_dapm_widget *w, 2189 struct snd_soc_tplg_dapm_widget *tw) 2190 { 2191 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2192 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 2193 const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; 2194 struct snd_sof_widget *swidget; 2195 struct snd_sof_dai *dai; 2196 enum sof_tokens *token_list; 2197 int token_list_size; 2198 struct sof_ipc_comp comp = { 2199 .core = SOF_DSP_PRIMARY_CORE, 2200 }; 2201 int ret = 0; 2202 2203 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2204 if (!swidget) 2205 return -ENOMEM; 2206 2207 swidget->scomp = scomp; 2208 swidget->widget = w; 2209 swidget->comp_id = sdev->next_comp_id++; 2210 swidget->complete = 0; 2211 swidget->id = w->id; 2212 swidget->pipeline_id = index; 2213 swidget->private = NULL; 2214 2215 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2216 swidget->comp_id, index, swidget->id, tw->name, 2217 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2218 ? tw->sname : "none"); 2219 2220 token_list = widget_ops[w->id].token_list; 2221 token_list_size = widget_ops[w->id].token_list_size; 2222 2223 ret = sof_parse_tokens(scomp, &comp, core_tokens, 2224 ARRAY_SIZE(core_tokens), tw->priv.array, 2225 le32_to_cpu(tw->priv.size)); 2226 if (ret != 0) { 2227 dev_err(scomp->dev, "error: parsing core tokens failed %d\n", 2228 ret); 2229 kfree(swidget); 2230 return ret; 2231 } 2232 2233 if (sof_debug_check_flag(SOF_DBG_DISABLE_MULTICORE)) 2234 comp.core = SOF_DSP_PRIMARY_CORE; 2235 2236 swidget->core = comp.core; 2237 2238 ret = sof_parse_tokens(scomp, swidget, comp_ext_tokens, ARRAY_SIZE(comp_ext_tokens), 2239 tw->priv.array, le32_to_cpu(tw->priv.size)); 2240 if (ret != 0) { 2241 dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n", 2242 ret); 2243 kfree(swidget); 2244 return ret; 2245 } 2246 2247 /* handle any special case widgets */ 2248 switch (w->id) { 2249 case snd_soc_dapm_dai_in: 2250 case snd_soc_dapm_dai_out: 2251 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2252 if (!dai) { 2253 kfree(swidget); 2254 return -ENOMEM; 2255 } 2256 2257 ret = sof_widget_load_dai(scomp, index, swidget, tw, dai); 2258 if (!ret) 2259 ret = sof_connect_dai_widget(scomp, w, tw, dai); 2260 if (ret < 0) { 2261 kfree(dai); 2262 break; 2263 } 2264 list_add(&dai->list, &sdev->dai_list); 2265 swidget->private = dai; 2266 break; 2267 case snd_soc_dapm_pga: 2268 if (!le32_to_cpu(tw->num_kcontrols)) { 2269 dev_err(scomp->dev, "invalid kcontrol count %d for volume\n", 2270 tw->num_kcontrols); 2271 ret = -EINVAL; 2272 break; 2273 } 2274 2275 fallthrough; 2276 case snd_soc_dapm_mixer: 2277 case snd_soc_dapm_buffer: 2278 case snd_soc_dapm_scheduler: 2279 case snd_soc_dapm_aif_out: 2280 case snd_soc_dapm_aif_in: 2281 case snd_soc_dapm_mux: 2282 case snd_soc_dapm_demux: 2283 ret = sof_widget_parse_tokens(scomp, swidget, tw, token_list, token_list_size); 2284 break; 2285 case snd_soc_dapm_src: 2286 ret = sof_widget_load_src(scomp, index, swidget, tw); 2287 break; 2288 case snd_soc_dapm_asrc: 2289 ret = sof_widget_load_asrc(scomp, index, swidget, tw); 2290 break; 2291 case snd_soc_dapm_siggen: 2292 ret = sof_widget_load_siggen(scomp, index, swidget, tw); 2293 break; 2294 case snd_soc_dapm_effect: 2295 ret = sof_widget_load_process(scomp, index, swidget, tw); 2296 break; 2297 case snd_soc_dapm_switch: 2298 case snd_soc_dapm_dai_link: 2299 case snd_soc_dapm_kcontrol: 2300 default: 2301 dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name); 2302 break; 2303 } 2304 2305 /* check IPC reply */ 2306 if (ret < 0) { 2307 dev_err(scomp->dev, 2308 "error: failed to add widget id %d type %d name : %s stream %s\n", 2309 tw->shift, swidget->id, tw->name, 2310 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2311 ? tw->sname : "none"); 2312 kfree(swidget); 2313 return ret; 2314 } 2315 2316 /* bind widget to external event */ 2317 if (tw->event_type) { 2318 ret = sof_widget_bind_event(scomp, swidget, 2319 le16_to_cpu(tw->event_type)); 2320 if (ret) { 2321 dev_err(scomp->dev, "error: widget event binding failed\n"); 2322 kfree(swidget->private); 2323 kfree(swidget->tuples); 2324 kfree(swidget); 2325 return ret; 2326 } 2327 } 2328 2329 w->dobj.private = swidget; 2330 list_add(&swidget->list, &sdev->widget_list); 2331 return ret; 2332 } 2333 2334 static int sof_route_unload(struct snd_soc_component *scomp, 2335 struct snd_soc_dobj *dobj) 2336 { 2337 struct snd_sof_route *sroute; 2338 2339 sroute = dobj->private; 2340 if (!sroute) 2341 return 0; 2342 2343 /* free sroute and its private data */ 2344 kfree(sroute->private); 2345 list_del(&sroute->list); 2346 kfree(sroute); 2347 2348 return 0; 2349 } 2350 2351 static int sof_widget_unload(struct snd_soc_component *scomp, 2352 struct snd_soc_dobj *dobj) 2353 { 2354 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2355 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 2356 const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; 2357 const struct snd_kcontrol_new *kc; 2358 struct snd_soc_dapm_widget *widget; 2359 struct snd_sof_control *scontrol; 2360 struct snd_sof_widget *swidget; 2361 struct soc_mixer_control *sm; 2362 struct soc_bytes_ext *sbe; 2363 struct snd_sof_dai *dai; 2364 struct soc_enum *se; 2365 int ret = 0; 2366 int i; 2367 2368 swidget = dobj->private; 2369 if (!swidget) 2370 return 0; 2371 2372 widget = swidget->widget; 2373 2374 switch (swidget->id) { 2375 case snd_soc_dapm_dai_in: 2376 case snd_soc_dapm_dai_out: 2377 dai = swidget->private; 2378 2379 if (dai) { 2380 struct sof_dai_private_data *dai_data = dai->private; 2381 2382 kfree(dai_data->comp_dai); 2383 kfree(dai_data->dai_config); 2384 kfree(dai_data); 2385 list_del(&dai->list); 2386 } 2387 break; 2388 default: 2389 break; 2390 } 2391 for (i = 0; i < widget->num_kcontrols; i++) { 2392 kc = &widget->kcontrol_news[i]; 2393 switch (widget->dobj.widget.kcontrol_type[i]) { 2394 case SND_SOC_TPLG_TYPE_MIXER: 2395 sm = (struct soc_mixer_control *)kc->private_value; 2396 scontrol = sm->dobj.private; 2397 if (sm->max > 1) 2398 kfree(scontrol->volume_table); 2399 break; 2400 case SND_SOC_TPLG_TYPE_ENUM: 2401 se = (struct soc_enum *)kc->private_value; 2402 scontrol = se->dobj.private; 2403 break; 2404 case SND_SOC_TPLG_TYPE_BYTES: 2405 sbe = (struct soc_bytes_ext *)kc->private_value; 2406 scontrol = sbe->dobj.private; 2407 break; 2408 default: 2409 dev_warn(scomp->dev, "unsupported kcontrol_type\n"); 2410 goto out; 2411 } 2412 kfree(scontrol->control_data); 2413 list_del(&scontrol->list); 2414 kfree(scontrol); 2415 } 2416 2417 out: 2418 /* free IPC related data */ 2419 if (widget_ops[swidget->id].ipc_free) 2420 widget_ops[swidget->id].ipc_free(swidget); 2421 2422 /* free private value */ 2423 kfree(swidget->private); 2424 2425 kfree(swidget->tuples); 2426 2427 /* remove and free swidget object */ 2428 list_del(&swidget->list); 2429 kfree(swidget); 2430 2431 return ret; 2432 } 2433 2434 /* 2435 * DAI HW configuration. 2436 */ 2437 2438 /* FE DAI - used for any driver specific init */ 2439 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2440 struct snd_soc_dai_driver *dai_drv, 2441 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2442 { 2443 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2444 struct snd_soc_tplg_stream_caps *caps; 2445 struct snd_soc_tplg_private *private = &pcm->priv; 2446 struct snd_sof_pcm *spcm; 2447 int stream; 2448 int ret; 2449 2450 /* nothing to do for BEs atm */ 2451 if (!pcm) 2452 return 0; 2453 2454 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2455 if (!spcm) 2456 return -ENOMEM; 2457 2458 spcm->scomp = scomp; 2459 2460 for_each_pcm_streams(stream) { 2461 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED; 2462 if (pcm->compress) 2463 snd_sof_compr_init_elapsed_work(&spcm->stream[stream].period_elapsed_work); 2464 else 2465 snd_sof_pcm_init_elapsed_work(&spcm->stream[stream].period_elapsed_work); 2466 } 2467 2468 spcm->pcm = *pcm; 2469 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name); 2470 2471 dai_drv->dobj.private = spcm; 2472 list_add(&spcm->list, &sdev->pcm_list); 2473 2474 ret = sof_parse_tokens(scomp, spcm, stream_tokens, 2475 ARRAY_SIZE(stream_tokens), private->array, 2476 le32_to_cpu(private->size)); 2477 if (ret) { 2478 dev_err(scomp->dev, "error: parse stream tokens failed %d\n", 2479 le32_to_cpu(private->size)); 2480 return ret; 2481 } 2482 2483 /* do we need to allocate playback PCM DMA pages */ 2484 if (!spcm->pcm.playback) 2485 goto capture; 2486 2487 stream = SNDRV_PCM_STREAM_PLAYBACK; 2488 2489 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n", 2490 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2491 2492 caps = &spcm->pcm.caps[stream]; 2493 2494 /* allocate playback page table buffer */ 2495 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2496 PAGE_SIZE, &spcm->stream[stream].page_table); 2497 if (ret < 0) { 2498 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2499 caps->name, ret); 2500 2501 return ret; 2502 } 2503 2504 /* bind pcm to host comp */ 2505 ret = spcm_bind(scomp, spcm, stream); 2506 if (ret) { 2507 dev_err(scomp->dev, 2508 "error: can't bind pcm to host\n"); 2509 goto free_playback_tables; 2510 } 2511 2512 capture: 2513 stream = SNDRV_PCM_STREAM_CAPTURE; 2514 2515 /* do we need to allocate capture PCM DMA pages */ 2516 if (!spcm->pcm.capture) 2517 return ret; 2518 2519 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n", 2520 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2521 2522 caps = &spcm->pcm.caps[stream]; 2523 2524 /* allocate capture page table buffer */ 2525 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2526 PAGE_SIZE, &spcm->stream[stream].page_table); 2527 if (ret < 0) { 2528 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2529 caps->name, ret); 2530 goto free_playback_tables; 2531 } 2532 2533 /* bind pcm to host comp */ 2534 ret = spcm_bind(scomp, spcm, stream); 2535 if (ret) { 2536 dev_err(scomp->dev, 2537 "error: can't bind pcm to host\n"); 2538 snd_dma_free_pages(&spcm->stream[stream].page_table); 2539 goto free_playback_tables; 2540 } 2541 2542 return ret; 2543 2544 free_playback_tables: 2545 if (spcm->pcm.playback) 2546 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2547 2548 return ret; 2549 } 2550 2551 static int sof_dai_unload(struct snd_soc_component *scomp, 2552 struct snd_soc_dobj *dobj) 2553 { 2554 struct snd_sof_pcm *spcm = dobj->private; 2555 2556 /* free PCM DMA pages */ 2557 if (spcm->pcm.playback) 2558 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2559 2560 if (spcm->pcm.capture) 2561 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2562 2563 /* remove from list and free spcm */ 2564 list_del(&spcm->list); 2565 kfree(spcm); 2566 2567 return 0; 2568 } 2569 2570 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2571 struct sof_ipc_dai_config *config) 2572 { 2573 /* clock directions wrt codec */ 2574 if (hw_config->bclk_provider == SND_SOC_TPLG_BCLK_CP) { 2575 /* codec is bclk provider */ 2576 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP) 2577 config->format |= SOF_DAI_FMT_CBP_CFP; 2578 else 2579 config->format |= SOF_DAI_FMT_CBP_CFC; 2580 } else { 2581 /* codec is bclk consumer */ 2582 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP) 2583 config->format |= SOF_DAI_FMT_CBC_CFP; 2584 else 2585 config->format |= SOF_DAI_FMT_CBC_CFC; 2586 } 2587 2588 /* inverted clocks ? */ 2589 if (hw_config->invert_bclk) { 2590 if (hw_config->invert_fsync) 2591 config->format |= SOF_DAI_FMT_IB_IF; 2592 else 2593 config->format |= SOF_DAI_FMT_IB_NF; 2594 } else { 2595 if (hw_config->invert_fsync) 2596 config->format |= SOF_DAI_FMT_NB_IF; 2597 else 2598 config->format |= SOF_DAI_FMT_NB_NF; 2599 } 2600 } 2601 2602 /* 2603 * Send IPC and set the same config for all DAIs with name matching the link 2604 * name. Note that the function can only be used for the case that all DAIs 2605 * have a common DAI config for now. 2606 */ 2607 static int sof_set_dai_config_multi(struct snd_sof_dev *sdev, u32 size, 2608 struct snd_soc_dai_link *link, 2609 struct sof_ipc_dai_config *config, 2610 int num_conf, int curr_conf) 2611 { 2612 struct sof_dai_private_data *dai_data; 2613 struct snd_sof_dai *dai; 2614 int found = 0; 2615 int i; 2616 2617 list_for_each_entry(dai, &sdev->dai_list, list) { 2618 dai_data = dai->private; 2619 if (!dai->name) 2620 continue; 2621 2622 if (strcmp(link->name, dai->name) == 0) { 2623 /* 2624 * the same dai config will be applied to all DAIs in 2625 * the same dai link. We have to ensure that the ipc 2626 * dai config's dai_index match to the component's 2627 * dai_index. 2628 */ 2629 for (i = 0; i < num_conf; i++) 2630 config[i].dai_index = dai_data->comp_dai->dai_index; 2631 2632 dev_dbg(sdev->dev, "set DAI config for %s index %d\n", 2633 dai->name, config[curr_conf].dai_index); 2634 2635 dai->number_configs = num_conf; 2636 dai->current_config = curr_conf; 2637 dai_data->dai_config = kmemdup(config, size * num_conf, GFP_KERNEL); 2638 if (!dai_data->dai_config) 2639 return -ENOMEM; 2640 2641 found = 1; 2642 } 2643 } 2644 2645 /* 2646 * machine driver may define a dai link with playback and capture 2647 * dai enabled, but the dai link in topology would support both, one 2648 * or none of them. Here print a warning message to notify user 2649 */ 2650 if (!found) { 2651 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2652 link->name); 2653 } 2654 2655 return 0; 2656 } 2657 2658 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2659 struct snd_soc_dai_link *link, 2660 struct sof_ipc_dai_config *config) 2661 { 2662 return sof_set_dai_config_multi(sdev, size, link, config, 1, 0); 2663 } 2664 2665 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2666 struct snd_soc_dai_link *link, 2667 struct snd_soc_tplg_link_config *cfg, 2668 struct snd_soc_tplg_hw_config *hw_config, 2669 struct sof_ipc_dai_config *config, int curr_conf) 2670 { 2671 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2672 struct snd_soc_tplg_private *private = &cfg->priv; 2673 int num_conf = le32_to_cpu(cfg->num_hw_configs); 2674 u32 size = sizeof(*config); 2675 int ret; 2676 int i; 2677 2678 /* 2679 * Parse common data, we should have 1 common data per hw_config. 2680 */ 2681 ret = sof_parse_token_sets(scomp, &config->ssp, ssp_tokens, 2682 ARRAY_SIZE(ssp_tokens), private->array, 2683 le32_to_cpu(private->size), 2684 num_conf, size); 2685 2686 if (ret != 0) { 2687 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n", 2688 le32_to_cpu(private->size)); 2689 return ret; 2690 } 2691 2692 /* process all possible hw configs */ 2693 for (i = 0; i < num_conf; i++) { 2694 2695 /* handle master/slave and inverted clocks */ 2696 sof_dai_set_format(&hw_config[i], &config[i]); 2697 2698 config[i].hdr.size = size; 2699 2700 /* copy differentiating hw configs to ipc structs */ 2701 config[i].ssp.mclk_rate = le32_to_cpu(hw_config[i].mclk_rate); 2702 config[i].ssp.bclk_rate = le32_to_cpu(hw_config[i].bclk_rate); 2703 config[i].ssp.fsync_rate = le32_to_cpu(hw_config[i].fsync_rate); 2704 config[i].ssp.tdm_slots = le32_to_cpu(hw_config[i].tdm_slots); 2705 config[i].ssp.tdm_slot_width = le32_to_cpu(hw_config[i].tdm_slot_width); 2706 config[i].ssp.mclk_direction = hw_config[i].mclk_direction; 2707 config[i].ssp.rx_slots = le32_to_cpu(hw_config[i].rx_slots); 2708 config[i].ssp.tx_slots = le32_to_cpu(hw_config[i].tx_slots); 2709 2710 dev_dbg(scomp->dev, "tplg: config SSP%d fmt %#x mclk %d bclk %d fclk %d width (%d)%d slots %d mclk id %d quirks %d clks_control %#x\n", 2711 config[i].dai_index, config[i].format, 2712 config[i].ssp.mclk_rate, config[i].ssp.bclk_rate, 2713 config[i].ssp.fsync_rate, config[i].ssp.sample_valid_bits, 2714 config[i].ssp.tdm_slot_width, config[i].ssp.tdm_slots, 2715 config[i].ssp.mclk_id, config[i].ssp.quirks, config[i].ssp.clks_control); 2716 2717 /* validate SSP fsync rate and channel count */ 2718 if (config[i].ssp.fsync_rate < 8000 || config[i].ssp.fsync_rate > 192000) { 2719 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n", 2720 config[i].dai_index); 2721 return -EINVAL; 2722 } 2723 2724 if (config[i].ssp.tdm_slots < 1 || config[i].ssp.tdm_slots > 8) { 2725 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n", 2726 config[i].dai_index); 2727 return -EINVAL; 2728 } 2729 } 2730 2731 /* set config for all DAI's with name matching the link name */ 2732 ret = sof_set_dai_config_multi(sdev, size, link, config, num_conf, curr_conf); 2733 if (ret < 0) 2734 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n", 2735 config->dai_index); 2736 2737 return ret; 2738 } 2739 2740 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2741 struct snd_soc_dai_link *link, 2742 struct snd_soc_tplg_link_config *cfg, 2743 struct snd_soc_tplg_hw_config *hw_config, 2744 struct sof_ipc_dai_config *config) 2745 { 2746 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2747 struct snd_soc_tplg_private *private = &cfg->priv; 2748 u32 size = sizeof(*config); 2749 int ret; 2750 2751 /* handle master/slave and inverted clocks */ 2752 sof_dai_set_format(hw_config, config); 2753 2754 /* init IPC */ 2755 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params)); 2756 config->hdr.size = size; 2757 2758 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens, 2759 ARRAY_SIZE(sai_tokens), private->array, 2760 le32_to_cpu(private->size)); 2761 if (ret != 0) { 2762 dev_err(scomp->dev, "error: parse sai tokens failed %d\n", 2763 le32_to_cpu(private->size)); 2764 return ret; 2765 } 2766 2767 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2768 config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2769 config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2770 config->sai.mclk_direction = hw_config->mclk_direction; 2771 2772 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2773 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2774 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2775 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2776 2777 dev_info(scomp->dev, 2778 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2779 config->dai_index, config->format, 2780 config->sai.mclk_rate, config->sai.tdm_slot_width, 2781 config->sai.tdm_slots, config->sai.mclk_id); 2782 2783 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) { 2784 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n", 2785 config->dai_index); 2786 return -EINVAL; 2787 } 2788 2789 /* set config for all DAI's with name matching the link name */ 2790 ret = sof_set_dai_config(sdev, size, link, config); 2791 if (ret < 0) 2792 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n", 2793 config->dai_index); 2794 2795 return ret; 2796 } 2797 2798 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2799 struct snd_soc_dai_link *link, 2800 struct snd_soc_tplg_link_config *cfg, 2801 struct snd_soc_tplg_hw_config *hw_config, 2802 struct sof_ipc_dai_config *config) 2803 { 2804 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2805 struct snd_soc_tplg_private *private = &cfg->priv; 2806 u32 size = sizeof(*config); 2807 int ret; 2808 2809 /* handle master/slave and inverted clocks */ 2810 sof_dai_set_format(hw_config, config); 2811 2812 /* init IPC */ 2813 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params)); 2814 config->hdr.size = size; 2815 2816 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens, 2817 ARRAY_SIZE(esai_tokens), private->array, 2818 le32_to_cpu(private->size)); 2819 if (ret != 0) { 2820 dev_err(scomp->dev, "error: parse esai tokens failed %d\n", 2821 le32_to_cpu(private->size)); 2822 return ret; 2823 } 2824 2825 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2826 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2827 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2828 config->esai.mclk_direction = hw_config->mclk_direction; 2829 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2830 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2831 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2832 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2833 2834 dev_info(scomp->dev, 2835 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2836 config->dai_index, config->format, 2837 config->esai.mclk_rate, config->esai.tdm_slot_width, 2838 config->esai.tdm_slots, config->esai.mclk_id); 2839 2840 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) { 2841 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n", 2842 config->dai_index); 2843 return -EINVAL; 2844 } 2845 2846 /* set config for all DAI's with name matching the link name */ 2847 ret = sof_set_dai_config(sdev, size, link, config); 2848 if (ret < 0) 2849 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n", 2850 config->dai_index); 2851 2852 return ret; 2853 } 2854 2855 static int sof_link_acp_dmic_load(struct snd_soc_component *scomp, int index, 2856 struct snd_soc_dai_link *link, 2857 struct snd_soc_tplg_link_config *cfg, 2858 struct snd_soc_tplg_hw_config *hw_config, 2859 struct sof_ipc_dai_config *config) 2860 { 2861 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2862 u32 size = sizeof(*config); 2863 int ret; 2864 2865 /* handle master/slave and inverted clocks */ 2866 sof_dai_set_format(hw_config, config); 2867 2868 /* init IPC */ 2869 memset(&config->acpdmic, 0, sizeof(struct sof_ipc_dai_acp_params)); 2870 config->hdr.size = size; 2871 2872 config->acpdmic.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2873 config->acpdmic.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2874 2875 dev_info(scomp->dev, "ACP_DMIC config ACP%d channel %d rate %d\n", 2876 config->dai_index, config->acpdmic.tdm_slots, 2877 config->acpdmic.fsync_rate); 2878 2879 /* set config for all DAI's with name matching the link name */ 2880 ret = sof_set_dai_config(sdev, size, link, config); 2881 if (ret < 0) 2882 dev_err(scomp->dev, "ACP_DMIC failed to save DAI config for ACP%d\n", 2883 config->dai_index); 2884 return ret; 2885 } 2886 2887 static int sof_link_acp_bt_load(struct snd_soc_component *scomp, int index, 2888 struct snd_soc_dai_link *link, 2889 struct snd_soc_tplg_link_config *cfg, 2890 struct snd_soc_tplg_hw_config *hw_config, 2891 struct sof_ipc_dai_config *config) 2892 { 2893 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2894 u32 size = sizeof(*config); 2895 int ret; 2896 2897 /* handle master/slave and inverted clocks */ 2898 sof_dai_set_format(hw_config, config); 2899 2900 /* init IPC */ 2901 memset(&config->acpbt, 0, sizeof(struct sof_ipc_dai_acp_params)); 2902 config->hdr.size = size; 2903 2904 config->acpbt.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2905 config->acpbt.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2906 2907 dev_info(scomp->dev, "ACP_BT config ACP%d channel %d rate %d\n", 2908 config->dai_index, config->acpbt.tdm_slots, 2909 config->acpbt.fsync_rate); 2910 2911 /* set config for all DAI's with name matching the link name */ 2912 ret = sof_set_dai_config(sdev, size, link, config); 2913 if (ret < 0) 2914 dev_err(scomp->dev, "ACP_BT failed to save DAI config for ACP%d\n", 2915 config->dai_index); 2916 return ret; 2917 } 2918 2919 static int sof_link_acp_sp_load(struct snd_soc_component *scomp, int index, 2920 struct snd_soc_dai_link *link, 2921 struct snd_soc_tplg_link_config *cfg, 2922 struct snd_soc_tplg_hw_config *hw_config, 2923 struct sof_ipc_dai_config *config) 2924 { 2925 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2926 u32 size = sizeof(*config); 2927 int ret; 2928 2929 /* handle master/slave and inverted clocks */ 2930 sof_dai_set_format(hw_config, config); 2931 2932 /* init IPC */ 2933 memset(&config->acpsp, 0, sizeof(struct sof_ipc_dai_acp_params)); 2934 config->hdr.size = size; 2935 2936 config->acpsp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2937 config->acpsp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2938 2939 dev_info(scomp->dev, "ACP_SP config ACP%d channel %d rate %d\n", 2940 config->dai_index, config->acpsp.tdm_slots, 2941 config->acpsp.fsync_rate); 2942 2943 /* set config for all DAI's with name matching the link name */ 2944 ret = sof_set_dai_config(sdev, size, link, config); 2945 if (ret < 0) 2946 dev_err(scomp->dev, "ACP_SP failed to save DAI config for ACP%d\n", 2947 config->dai_index); 2948 return ret; 2949 } 2950 2951 static int sof_link_afe_load(struct snd_soc_component *scomp, int index, 2952 struct snd_soc_dai_link *link, 2953 struct snd_soc_tplg_link_config *cfg, 2954 struct snd_soc_tplg_hw_config *hw_config, 2955 struct sof_ipc_dai_config *config) 2956 { 2957 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2958 struct snd_soc_tplg_private *private = &cfg->priv; 2959 u32 size = sizeof(*config); 2960 int ret; 2961 2962 config->hdr.size = size; 2963 2964 /* get any bespoke DAI tokens */ 2965 ret = sof_parse_tokens(scomp, &config->afe, afe_tokens, 2966 ARRAY_SIZE(afe_tokens), private->array, 2967 le32_to_cpu(private->size)); 2968 if (ret != 0) { 2969 dev_err(scomp->dev, "parse afe tokens failed %d\n", 2970 le32_to_cpu(private->size)); 2971 return ret; 2972 } 2973 2974 dev_dbg(scomp->dev, "AFE config rate %d channels %d format:%d\n", 2975 config->afe.rate, config->afe.channels, config->afe.format); 2976 2977 config->afe.stream_id = DMA_CHAN_INVALID; 2978 2979 ret = sof_set_dai_config(sdev, size, link, config); 2980 if (ret < 0) 2981 dev_err(scomp->dev, "failed to process afe dai link %s", link->name); 2982 2983 return ret; 2984 } 2985 2986 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 2987 struct snd_soc_dai_link *link, 2988 struct snd_soc_tplg_link_config *cfg, 2989 struct snd_soc_tplg_hw_config *hw_config, 2990 struct sof_ipc_dai_config *config) 2991 { 2992 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2993 struct snd_soc_tplg_private *private = &cfg->priv; 2994 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 2995 struct sof_ipc_fw_version *v = &ready->version; 2996 size_t size = sizeof(*config); 2997 int ret, j; 2998 2999 /* Ensure the entire DMIC config struct is zeros */ 3000 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 3001 3002 /* get DMIC tokens */ 3003 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 3004 ARRAY_SIZE(dmic_tokens), private->array, 3005 le32_to_cpu(private->size)); 3006 if (ret != 0) { 3007 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n", 3008 le32_to_cpu(private->size)); 3009 return ret; 3010 } 3011 3012 /* get DMIC PDM tokens */ 3013 ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens, 3014 ARRAY_SIZE(dmic_pdm_tokens), private->array, 3015 le32_to_cpu(private->size), 3016 config->dmic.num_pdm_active, 3017 sizeof(struct sof_ipc_dai_dmic_pdm_ctrl)); 3018 3019 if (ret != 0) { 3020 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n", 3021 le32_to_cpu(private->size)); 3022 return ret; 3023 } 3024 3025 /* set IPC header size */ 3026 config->hdr.size = size; 3027 3028 /* debug messages */ 3029 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n", 3030 config->dai_index, config->dmic.driver_ipc_version); 3031 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 3032 config->dmic.pdmclk_min, config->dmic.pdmclk_max, 3033 config->dmic.duty_min); 3034 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 3035 config->dmic.duty_max, config->dmic.fifo_fs, 3036 config->dmic.num_pdm_active); 3037 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits); 3038 3039 for (j = 0; j < config->dmic.num_pdm_active; j++) { 3040 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n", 3041 config->dmic.pdm[j].id, 3042 config->dmic.pdm[j].enable_mic_a, 3043 config->dmic.pdm[j].enable_mic_b); 3044 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n", 3045 config->dmic.pdm[j].id, 3046 config->dmic.pdm[j].polarity_mic_a, 3047 config->dmic.pdm[j].polarity_mic_b); 3048 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n", 3049 config->dmic.pdm[j].id, 3050 config->dmic.pdm[j].clk_edge, 3051 config->dmic.pdm[j].skew); 3052 } 3053 3054 /* 3055 * this takes care of backwards compatible handling of fifo_bits_b. 3056 * It is deprecated since firmware ABI version 3.0.1. 3057 */ 3058 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) 3059 config->dmic.fifo_bits_b = config->dmic.fifo_bits; 3060 3061 /* set config for all DAI's with name matching the link name */ 3062 ret = sof_set_dai_config(sdev, size, link, config); 3063 if (ret < 0) 3064 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n", 3065 config->dai_index); 3066 3067 return ret; 3068 } 3069 3070 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 3071 struct snd_soc_dai_link *link, 3072 struct snd_soc_tplg_link_config *cfg, 3073 struct snd_soc_tplg_hw_config *hw_config, 3074 struct sof_ipc_dai_config *config) 3075 { 3076 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3077 struct snd_soc_tplg_private *private = &cfg->priv; 3078 u32 size = sizeof(*config); 3079 int ret; 3080 3081 /* init IPC */ 3082 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 3083 config->hdr.size = size; 3084 3085 /* get any bespoke DAI tokens */ 3086 ret = sof_parse_tokens(scomp, &config->hda, hda_tokens, 3087 ARRAY_SIZE(hda_tokens), private->array, 3088 le32_to_cpu(private->size)); 3089 if (ret != 0) { 3090 dev_err(scomp->dev, "error: parse hda tokens failed %d\n", 3091 le32_to_cpu(private->size)); 3092 return ret; 3093 } 3094 3095 dev_dbg(scomp->dev, "HDA config rate %d channels %d\n", 3096 config->hda.rate, config->hda.channels); 3097 3098 config->hda.link_dma_ch = DMA_CHAN_INVALID; 3099 3100 ret = sof_set_dai_config(sdev, size, link, config); 3101 if (ret < 0) 3102 dev_err(scomp->dev, "error: failed to process hda dai link %s", 3103 link->name); 3104 3105 return ret; 3106 } 3107 3108 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 3109 struct snd_soc_dai_link *link, 3110 struct snd_soc_tplg_link_config *cfg, 3111 struct snd_soc_tplg_hw_config *hw_config, 3112 struct sof_ipc_dai_config *config) 3113 { 3114 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3115 struct snd_soc_tplg_private *private = &cfg->priv; 3116 u32 size = sizeof(*config); 3117 int ret; 3118 3119 ret = sof_parse_tokens(scomp, &config->alh, alh_tokens, 3120 ARRAY_SIZE(alh_tokens), private->array, 3121 le32_to_cpu(private->size)); 3122 if (ret != 0) { 3123 dev_err(scomp->dev, "error: parse alh tokens failed %d\n", 3124 le32_to_cpu(private->size)); 3125 return ret; 3126 } 3127 3128 /* init IPC */ 3129 config->hdr.size = size; 3130 3131 /* set config for all DAI's with name matching the link name */ 3132 ret = sof_set_dai_config(sdev, size, link, config); 3133 if (ret < 0) 3134 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n", 3135 config->dai_index); 3136 3137 return ret; 3138 } 3139 3140 /* DAI link - used for any driver specific init */ 3141 static int sof_link_load(struct snd_soc_component *scomp, int index, 3142 struct snd_soc_dai_link *link, 3143 struct snd_soc_tplg_link_config *cfg) 3144 { 3145 struct snd_soc_tplg_private *private = &cfg->priv; 3146 struct snd_soc_tplg_hw_config *hw_config; 3147 struct sof_ipc_dai_config common_config; 3148 struct sof_ipc_dai_config *config; 3149 int curr_conf; 3150 int num_conf; 3151 int ret; 3152 int i; 3153 3154 if (!link->platforms) { 3155 dev_err(scomp->dev, "error: no platforms\n"); 3156 return -EINVAL; 3157 } 3158 link->platforms->name = dev_name(scomp->dev); 3159 3160 /* 3161 * Set nonatomic property for FE dai links as their trigger action 3162 * involves IPC's. 3163 */ 3164 if (!link->no_pcm) { 3165 link->nonatomic = true; 3166 3167 /* 3168 * set default trigger order for all links. Exceptions to 3169 * the rule will be handled in sof_pcm_dai_link_fixup() 3170 * For playback, the sequence is the following: start FE, 3171 * start BE, stop BE, stop FE; for Capture the sequence is 3172 * inverted start BE, start FE, stop FE, stop BE 3173 */ 3174 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] = 3175 SND_SOC_DPCM_TRIGGER_PRE; 3176 link->trigger[SNDRV_PCM_STREAM_CAPTURE] = 3177 SND_SOC_DPCM_TRIGGER_POST; 3178 3179 /* nothing more to do for FE dai links */ 3180 return 0; 3181 } 3182 3183 /* check we have some tokens - we need at least DAI type */ 3184 if (le32_to_cpu(private->size) == 0) { 3185 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n"); 3186 return -EINVAL; 3187 } 3188 3189 memset(&common_config, 0, sizeof(common_config)); 3190 3191 /* get any common DAI tokens */ 3192 ret = sof_parse_tokens(scomp, &common_config, dai_link_tokens, ARRAY_SIZE(dai_link_tokens), 3193 private->array, le32_to_cpu(private->size)); 3194 if (ret != 0) { 3195 dev_err(scomp->dev, "error: parse link tokens failed %d\n", 3196 le32_to_cpu(private->size)); 3197 return ret; 3198 } 3199 3200 /* 3201 * DAI links are expected to have at least 1 hw_config. 3202 * But some older topologies might have no hw_config for HDA dai links. 3203 */ 3204 hw_config = cfg->hw_config; 3205 num_conf = le32_to_cpu(cfg->num_hw_configs); 3206 if (!num_conf) { 3207 if (common_config.type != SOF_DAI_INTEL_HDA) { 3208 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n", 3209 le32_to_cpu(cfg->num_hw_configs)); 3210 return -EINVAL; 3211 } 3212 num_conf = 1; 3213 curr_conf = 0; 3214 } else { 3215 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n", 3216 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 3217 3218 for (curr_conf = 0; curr_conf < num_conf; curr_conf++) { 3219 if (hw_config[curr_conf].id == cfg->default_hw_config_id) 3220 break; 3221 } 3222 3223 if (curr_conf == num_conf) { 3224 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n", 3225 le32_to_cpu(cfg->default_hw_config_id)); 3226 return -EINVAL; 3227 } 3228 } 3229 3230 /* Reserve memory for all hw configs, eventually freed by widget */ 3231 config = kcalloc(num_conf, sizeof(*config), GFP_KERNEL); 3232 if (!config) 3233 return -ENOMEM; 3234 3235 /* Copy common data to all config ipc structs */ 3236 for (i = 0; i < num_conf; i++) { 3237 config[i].hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 3238 config[i].format = le32_to_cpu(hw_config[i].fmt); 3239 config[i].type = common_config.type; 3240 config[i].dai_index = common_config.dai_index; 3241 } 3242 3243 /* now load DAI specific data and send IPC - type comes from token */ 3244 switch (common_config.type) { 3245 case SOF_DAI_INTEL_SSP: 3246 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, config, curr_conf); 3247 break; 3248 case SOF_DAI_INTEL_DMIC: 3249 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3250 break; 3251 case SOF_DAI_INTEL_HDA: 3252 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3253 break; 3254 case SOF_DAI_INTEL_ALH: 3255 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3256 break; 3257 case SOF_DAI_IMX_SAI: 3258 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3259 break; 3260 case SOF_DAI_IMX_ESAI: 3261 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3262 break; 3263 case SOF_DAI_AMD_BT: 3264 ret = sof_link_acp_bt_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3265 break; 3266 case SOF_DAI_AMD_SP: 3267 ret = sof_link_acp_sp_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3268 break; 3269 case SOF_DAI_AMD_DMIC: 3270 ret = sof_link_acp_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, 3271 config); 3272 break; 3273 case SOF_DAI_MEDIATEK_AFE: 3274 ret = sof_link_afe_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3275 break; 3276 default: 3277 dev_err(scomp->dev, "error: invalid DAI type %d\n", common_config.type); 3278 ret = -EINVAL; 3279 break; 3280 } 3281 3282 kfree(config); 3283 3284 return ret; 3285 } 3286 3287 /* DAI link - used for any driver specific init */ 3288 static int sof_route_load(struct snd_soc_component *scomp, int index, 3289 struct snd_soc_dapm_route *route) 3290 { 3291 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3292 struct snd_sof_widget *source_swidget, *sink_swidget; 3293 struct snd_soc_dobj *dobj = &route->dobj; 3294 struct snd_sof_route *sroute; 3295 int ret = 0; 3296 3297 /* allocate memory for sroute and connect */ 3298 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 3299 if (!sroute) 3300 return -ENOMEM; 3301 3302 sroute->scomp = scomp; 3303 dev_dbg(scomp->dev, "sink %s control %s source %s\n", 3304 route->sink, route->control ? route->control : "none", 3305 route->source); 3306 3307 /* source component */ 3308 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source); 3309 if (!source_swidget) { 3310 dev_err(scomp->dev, "error: source %s not found\n", 3311 route->source); 3312 ret = -EINVAL; 3313 goto err; 3314 } 3315 3316 /* 3317 * Virtual widgets of type output/out_drv may be added in topology 3318 * for compatibility. These are not handled by the FW. 3319 * So, don't send routes whose source/sink widget is of such types 3320 * to the DSP. 3321 */ 3322 if (source_swidget->id == snd_soc_dapm_out_drv || 3323 source_swidget->id == snd_soc_dapm_output) 3324 goto err; 3325 3326 /* sink component */ 3327 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink); 3328 if (!sink_swidget) { 3329 dev_err(scomp->dev, "error: sink %s not found\n", 3330 route->sink); 3331 ret = -EINVAL; 3332 goto err; 3333 } 3334 3335 /* 3336 * Don't send routes whose sink widget is of type 3337 * output or out_drv to the DSP 3338 */ 3339 if (sink_swidget->id == snd_soc_dapm_out_drv || 3340 sink_swidget->id == snd_soc_dapm_output) 3341 goto err; 3342 3343 /* 3344 * For virtual routes, both sink and source are not 3345 * buffer. Since only buffer linked to component is supported by 3346 * FW, others are reported as error, add check in route function, 3347 * do not send it to FW when both source and sink are not buffer 3348 */ 3349 if (source_swidget->id != snd_soc_dapm_buffer && 3350 sink_swidget->id != snd_soc_dapm_buffer) { 3351 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3352 route->source, route->sink); 3353 goto err; 3354 } else { 3355 sroute->route = route; 3356 dobj->private = sroute; 3357 sroute->src_widget = source_swidget; 3358 sroute->sink_widget = sink_swidget; 3359 3360 /* add route to route list */ 3361 list_add(&sroute->list, &sdev->route_list); 3362 3363 return 0; 3364 } 3365 3366 err: 3367 kfree(sroute); 3368 return ret; 3369 } 3370 3371 int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, 3372 struct snd_sof_widget *swidget) 3373 { 3374 struct sof_ipc_pipe_ready ready; 3375 struct sof_ipc_reply reply; 3376 int ret; 3377 3378 dev_dbg(sdev->dev, "tplg: complete pipeline %s id %d\n", 3379 swidget->widget->name, swidget->comp_id); 3380 3381 memset(&ready, 0, sizeof(ready)); 3382 ready.hdr.size = sizeof(ready); 3383 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3384 ready.comp_id = swidget->comp_id; 3385 3386 ret = sof_ipc_tx_message(sdev->ipc, 3387 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3388 sizeof(reply)); 3389 if (ret < 0) 3390 return ret; 3391 return 1; 3392 } 3393 3394 /** 3395 * sof_set_pipe_widget - Set pipe_widget for a component 3396 * @sdev: pointer to struct snd_sof_dev 3397 * @pipe_widget: pointer to struct snd_sof_widget of type snd_soc_dapm_scheduler 3398 * @swidget: pointer to struct snd_sof_widget that has the same pipeline ID as @pipe_widget 3399 * 3400 * Return: 0 if successful, -EINVAL on error. 3401 * The function checks if @swidget is associated with any volatile controls. If so, setting 3402 * the dynamic_pipeline_widget is disallowed. 3403 */ 3404 static int sof_set_pipe_widget(struct snd_sof_dev *sdev, struct snd_sof_widget *pipe_widget, 3405 struct snd_sof_widget *swidget) 3406 { 3407 struct snd_sof_control *scontrol; 3408 3409 if (pipe_widget->dynamic_pipeline_widget) { 3410 /* dynamic widgets cannot have volatile kcontrols */ 3411 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) 3412 if (scontrol->comp_id == swidget->comp_id && 3413 (scontrol->access & SNDRV_CTL_ELEM_ACCESS_VOLATILE)) { 3414 dev_err(sdev->dev, 3415 "error: volatile control found for dynamic widget %s\n", 3416 swidget->widget->name); 3417 return -EINVAL; 3418 } 3419 } 3420 3421 /* set the pipe_widget and apply the dynamic_pipeline_widget_flag */ 3422 swidget->pipe_widget = pipe_widget; 3423 swidget->dynamic_pipeline_widget = pipe_widget->dynamic_pipeline_widget; 3424 3425 return 0; 3426 } 3427 3428 /* completion - called at completion of firmware loading */ 3429 static int sof_complete(struct snd_soc_component *scomp) 3430 { 3431 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3432 struct snd_sof_widget *swidget, *comp_swidget; 3433 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 3434 const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; 3435 int ret; 3436 3437 /* 3438 * now update all widget IPC structures. If any of the ipc_setup callbacks fail, the 3439 * topology will be removed and all widgets will be unloaded resulting in freeing all 3440 * associated memories. 3441 */ 3442 list_for_each_entry(swidget, &sdev->widget_list, list) { 3443 if (widget_ops[swidget->id].ipc_setup) { 3444 ret = widget_ops[swidget->id].ipc_setup(swidget); 3445 if (ret < 0) { 3446 dev_err(sdev->dev, "failed updating IPC struct for %s\n", 3447 swidget->widget->name); 3448 return ret; 3449 } 3450 } 3451 } 3452 3453 /* set the pipe_widget and apply the dynamic_pipeline_widget_flag */ 3454 list_for_each_entry(swidget, &sdev->widget_list, list) { 3455 switch (swidget->id) { 3456 case snd_soc_dapm_scheduler: 3457 /* 3458 * Apply the dynamic_pipeline_widget flag and set the pipe_widget field 3459 * for all widgets that have the same pipeline ID as the scheduler widget 3460 */ 3461 list_for_each_entry(comp_swidget, &sdev->widget_list, list) 3462 if (comp_swidget->pipeline_id == swidget->pipeline_id) { 3463 ret = sof_set_pipe_widget(sdev, swidget, comp_swidget); 3464 if (ret < 0) 3465 return ret; 3466 } 3467 break; 3468 default: 3469 break; 3470 } 3471 } 3472 3473 /* verify topology components loading including dynamic pipelines */ 3474 if (sof_debug_check_flag(SOF_DBG_VERIFY_TPLG)) { 3475 ret = sof_set_up_pipelines(sdev, true); 3476 if (ret < 0) { 3477 dev_err(sdev->dev, "error: topology verification failed %d\n", ret); 3478 return ret; 3479 } 3480 3481 ret = sof_tear_down_pipelines(sdev, true); 3482 if (ret < 0) { 3483 dev_err(sdev->dev, "error: topology tear down pipelines failed %d\n", ret); 3484 return ret; 3485 } 3486 } 3487 3488 /* set up static pipelines */ 3489 return sof_set_up_pipelines(sdev, false); 3490 } 3491 3492 /* manifest - optional to inform component of manifest */ 3493 static int sof_manifest(struct snd_soc_component *scomp, int index, 3494 struct snd_soc_tplg_manifest *man) 3495 { 3496 u32 size; 3497 u32 abi_version; 3498 3499 size = le32_to_cpu(man->priv.size); 3500 3501 /* backward compatible with tplg without ABI info */ 3502 if (!size) { 3503 dev_dbg(scomp->dev, "No topology ABI info\n"); 3504 return 0; 3505 } 3506 3507 if (size != SOF_TPLG_ABI_SIZE) { 3508 dev_err(scomp->dev, "error: invalid topology ABI size\n"); 3509 return -EINVAL; 3510 } 3511 3512 dev_info(scomp->dev, 3513 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3514 man->priv.data[0], man->priv.data[1], 3515 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3516 SOF_ABI_PATCH); 3517 3518 abi_version = SOF_ABI_VER(man->priv.data[0], 3519 man->priv.data[1], 3520 man->priv.data[2]); 3521 3522 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3523 dev_err(scomp->dev, "error: incompatible topology ABI version\n"); 3524 return -EINVAL; 3525 } 3526 3527 if (SOF_ABI_VERSION_MINOR(abi_version) > SOF_ABI_MINOR) { 3528 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3529 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n"); 3530 } else { 3531 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n"); 3532 return -EINVAL; 3533 } 3534 } 3535 3536 return 0; 3537 } 3538 3539 /* vendor specific kcontrol handlers available for binding */ 3540 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3541 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3542 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3543 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3544 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3545 }; 3546 3547 /* vendor specific bytes ext handlers available for binding */ 3548 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3549 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3550 {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get}, 3551 }; 3552 3553 static struct snd_soc_tplg_ops sof_tplg_ops = { 3554 /* external kcontrol init - used for any driver specific init */ 3555 .control_load = sof_control_load, 3556 .control_unload = sof_control_unload, 3557 3558 /* external kcontrol init - used for any driver specific init */ 3559 .dapm_route_load = sof_route_load, 3560 .dapm_route_unload = sof_route_unload, 3561 3562 /* external widget init - used for any driver specific init */ 3563 /* .widget_load is not currently used */ 3564 .widget_ready = sof_widget_ready, 3565 .widget_unload = sof_widget_unload, 3566 3567 /* FE DAI - used for any driver specific init */ 3568 .dai_load = sof_dai_load, 3569 .dai_unload = sof_dai_unload, 3570 3571 /* DAI link - used for any driver specific init */ 3572 .link_load = sof_link_load, 3573 3574 /* completion - called at completion of firmware loading */ 3575 .complete = sof_complete, 3576 3577 /* manifest - optional to inform component of manifest */ 3578 .manifest = sof_manifest, 3579 3580 /* vendor specific kcontrol handlers available for binding */ 3581 .io_ops = sof_io_ops, 3582 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3583 3584 /* vendor specific bytes ext handlers available for binding */ 3585 .bytes_ext_ops = sof_bytes_ext_ops, 3586 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3587 }; 3588 3589 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) 3590 { 3591 const struct firmware *fw; 3592 int ret; 3593 3594 dev_dbg(scomp->dev, "loading topology:%s\n", file); 3595 3596 ret = request_firmware(&fw, file, scomp->dev); 3597 if (ret < 0) { 3598 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n", 3599 file, ret); 3600 dev_err(scomp->dev, 3601 "you may need to download the firmware from https://github.com/thesofproject/sof-bin/\n"); 3602 return ret; 3603 } 3604 3605 ret = snd_soc_tplg_component_load(scomp, &sof_tplg_ops, fw); 3606 if (ret < 0) { 3607 dev_err(scomp->dev, "error: tplg component load failed %d\n", 3608 ret); 3609 ret = -EINVAL; 3610 } 3611 3612 release_firmware(fw); 3613 return ret; 3614 } 3615 EXPORT_SYMBOL(snd_sof_load_topology); 3616