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 * Mux topology 1797 */ 1798 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index, 1799 struct snd_sof_widget *swidget, 1800 struct snd_soc_tplg_dapm_widget *tw) 1801 { 1802 struct snd_soc_tplg_private *private = &tw->priv; 1803 struct sof_ipc_comp_mux *mux; 1804 size_t ipc_size = sizeof(*mux); 1805 int ret; 1806 1807 mux = (struct sof_ipc_comp_mux *) 1808 sof_comp_alloc(swidget, &ipc_size, index); 1809 if (!mux) 1810 return -ENOMEM; 1811 1812 /* configure mux IPC message */ 1813 mux->comp.type = SOF_COMP_MUX; 1814 mux->config.hdr.size = sizeof(mux->config); 1815 1816 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens, 1817 ARRAY_SIZE(comp_tokens), private->array, 1818 le32_to_cpu(private->size)); 1819 if (ret != 0) { 1820 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n", 1821 private->size); 1822 kfree(mux); 1823 return ret; 1824 } 1825 1826 sof_dbg_comp_config(scomp, &mux->config); 1827 1828 swidget->private = mux; 1829 1830 return 0; 1831 } 1832 1833 /* 1834 * SRC Topology 1835 */ 1836 1837 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1838 struct snd_sof_widget *swidget, 1839 struct snd_soc_tplg_dapm_widget *tw) 1840 { 1841 struct snd_soc_tplg_private *private = &tw->priv; 1842 struct sof_ipc_comp_src *src; 1843 size_t ipc_size = sizeof(*src); 1844 int ret; 1845 1846 src = (struct sof_ipc_comp_src *) 1847 sof_comp_alloc(swidget, &ipc_size, index); 1848 if (!src) 1849 return -ENOMEM; 1850 1851 /* configure src IPC message */ 1852 src->comp.type = SOF_COMP_SRC; 1853 src->config.hdr.size = sizeof(src->config); 1854 1855 ret = sof_parse_tokens(scomp, src, src_tokens, 1856 ARRAY_SIZE(src_tokens), private->array, 1857 le32_to_cpu(private->size)); 1858 if (ret != 0) { 1859 dev_err(scomp->dev, "error: parse src tokens failed %d\n", 1860 private->size); 1861 goto err; 1862 } 1863 1864 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1865 ARRAY_SIZE(comp_tokens), private->array, 1866 le32_to_cpu(private->size)); 1867 if (ret != 0) { 1868 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n", 1869 le32_to_cpu(private->size)); 1870 goto err; 1871 } 1872 1873 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n", 1874 swidget->widget->name, src->source_rate, src->sink_rate); 1875 sof_dbg_comp_config(scomp, &src->config); 1876 1877 swidget->private = src; 1878 1879 return 0; 1880 err: 1881 kfree(src); 1882 return ret; 1883 } 1884 1885 /* 1886 * ASRC Topology 1887 */ 1888 1889 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index, 1890 struct snd_sof_widget *swidget, 1891 struct snd_soc_tplg_dapm_widget *tw) 1892 { 1893 struct snd_soc_tplg_private *private = &tw->priv; 1894 struct sof_ipc_comp_asrc *asrc; 1895 size_t ipc_size = sizeof(*asrc); 1896 int ret; 1897 1898 asrc = (struct sof_ipc_comp_asrc *) 1899 sof_comp_alloc(swidget, &ipc_size, index); 1900 if (!asrc) 1901 return -ENOMEM; 1902 1903 /* configure ASRC IPC message */ 1904 asrc->comp.type = SOF_COMP_ASRC; 1905 asrc->config.hdr.size = sizeof(asrc->config); 1906 1907 ret = sof_parse_tokens(scomp, asrc, asrc_tokens, 1908 ARRAY_SIZE(asrc_tokens), private->array, 1909 le32_to_cpu(private->size)); 1910 if (ret != 0) { 1911 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n", 1912 private->size); 1913 goto err; 1914 } 1915 1916 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens, 1917 ARRAY_SIZE(comp_tokens), private->array, 1918 le32_to_cpu(private->size)); 1919 if (ret != 0) { 1920 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n", 1921 le32_to_cpu(private->size)); 1922 goto err; 1923 } 1924 1925 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d " 1926 "asynch %d operation %d\n", 1927 swidget->widget->name, asrc->source_rate, asrc->sink_rate, 1928 asrc->asynchronous_mode, asrc->operation_mode); 1929 sof_dbg_comp_config(scomp, &asrc->config); 1930 1931 swidget->private = asrc; 1932 1933 return 0; 1934 err: 1935 kfree(asrc); 1936 return ret; 1937 } 1938 1939 /* 1940 * Signal Generator Topology 1941 */ 1942 1943 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 1944 struct snd_sof_widget *swidget, 1945 struct snd_soc_tplg_dapm_widget *tw) 1946 { 1947 struct snd_soc_tplg_private *private = &tw->priv; 1948 struct sof_ipc_comp_tone *tone; 1949 size_t ipc_size = sizeof(*tone); 1950 int ret; 1951 1952 tone = (struct sof_ipc_comp_tone *) 1953 sof_comp_alloc(swidget, &ipc_size, index); 1954 if (!tone) 1955 return -ENOMEM; 1956 1957 /* configure siggen IPC message */ 1958 tone->comp.type = SOF_COMP_TONE; 1959 tone->config.hdr.size = sizeof(tone->config); 1960 1961 ret = sof_parse_tokens(scomp, tone, tone_tokens, 1962 ARRAY_SIZE(tone_tokens), private->array, 1963 le32_to_cpu(private->size)); 1964 if (ret != 0) { 1965 dev_err(scomp->dev, "error: parse tone tokens failed %d\n", 1966 le32_to_cpu(private->size)); 1967 goto err; 1968 } 1969 1970 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 1971 ARRAY_SIZE(comp_tokens), private->array, 1972 le32_to_cpu(private->size)); 1973 if (ret != 0) { 1974 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n", 1975 le32_to_cpu(private->size)); 1976 goto err; 1977 } 1978 1979 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n", 1980 swidget->widget->name, tone->frequency, tone->amplitude); 1981 sof_dbg_comp_config(scomp, &tone->config); 1982 1983 swidget->private = tone; 1984 1985 return 0; 1986 err: 1987 kfree(tone); 1988 return ret; 1989 } 1990 1991 static int sof_get_control_data(struct snd_soc_component *scomp, 1992 struct snd_soc_dapm_widget *widget, 1993 struct sof_widget_data *wdata, 1994 size_t *size) 1995 { 1996 const struct snd_kcontrol_new *kc; 1997 struct soc_mixer_control *sm; 1998 struct soc_bytes_ext *sbe; 1999 struct soc_enum *se; 2000 int i; 2001 2002 *size = 0; 2003 2004 for (i = 0; i < widget->num_kcontrols; i++) { 2005 kc = &widget->kcontrol_news[i]; 2006 2007 switch (widget->dobj.widget.kcontrol_type[i]) { 2008 case SND_SOC_TPLG_TYPE_MIXER: 2009 sm = (struct soc_mixer_control *)kc->private_value; 2010 wdata[i].control = sm->dobj.private; 2011 break; 2012 case SND_SOC_TPLG_TYPE_BYTES: 2013 sbe = (struct soc_bytes_ext *)kc->private_value; 2014 wdata[i].control = sbe->dobj.private; 2015 break; 2016 case SND_SOC_TPLG_TYPE_ENUM: 2017 se = (struct soc_enum *)kc->private_value; 2018 wdata[i].control = se->dobj.private; 2019 break; 2020 default: 2021 dev_err(scomp->dev, "error: unknown kcontrol type %u in widget %s\n", 2022 widget->dobj.widget.kcontrol_type[i], 2023 widget->name); 2024 return -EINVAL; 2025 } 2026 2027 if (!wdata[i].control) { 2028 dev_err(scomp->dev, "error: no scontrol for widget %s\n", 2029 widget->name); 2030 return -EINVAL; 2031 } 2032 2033 wdata[i].pdata = wdata[i].control->control_data->data; 2034 if (!wdata[i].pdata) 2035 return -EINVAL; 2036 2037 /* make sure data is valid - data can be updated at runtime */ 2038 if (widget->dobj.widget.kcontrol_type[i] == SND_SOC_TPLG_TYPE_BYTES && 2039 wdata[i].pdata->magic != SOF_ABI_MAGIC) 2040 return -EINVAL; 2041 2042 *size += wdata[i].pdata->size; 2043 2044 /* get data type */ 2045 switch (wdata[i].control->control_data->cmd) { 2046 case SOF_CTRL_CMD_VOLUME: 2047 case SOF_CTRL_CMD_ENUM: 2048 case SOF_CTRL_CMD_SWITCH: 2049 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 2050 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 2051 break; 2052 case SOF_CTRL_CMD_BINARY: 2053 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 2054 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 2055 break; 2056 default: 2057 break; 2058 } 2059 } 2060 2061 return 0; 2062 } 2063 2064 static int sof_process_load(struct snd_soc_component *scomp, int index, 2065 struct snd_sof_widget *swidget, 2066 struct snd_soc_tplg_dapm_widget *tw, 2067 int type) 2068 { 2069 struct snd_soc_dapm_widget *widget = swidget->widget; 2070 struct snd_soc_tplg_private *private = &tw->priv; 2071 struct sof_ipc_comp_process *process; 2072 struct sof_widget_data *wdata = NULL; 2073 size_t ipc_data_size = 0; 2074 size_t ipc_size; 2075 int offset = 0; 2076 int ret; 2077 int i; 2078 2079 /* allocate struct for widget control data sizes and types */ 2080 if (widget->num_kcontrols) { 2081 wdata = kcalloc(widget->num_kcontrols, 2082 sizeof(*wdata), 2083 GFP_KERNEL); 2084 2085 if (!wdata) 2086 return -ENOMEM; 2087 2088 /* get possible component controls and get size of all pdata */ 2089 ret = sof_get_control_data(scomp, widget, wdata, 2090 &ipc_data_size); 2091 2092 if (ret < 0) 2093 goto out; 2094 } 2095 2096 ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size; 2097 2098 /* we are exceeding max ipc size, config needs to be sent separately */ 2099 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 2100 ipc_size -= ipc_data_size; 2101 ipc_data_size = 0; 2102 } 2103 2104 process = (struct sof_ipc_comp_process *) 2105 sof_comp_alloc(swidget, &ipc_size, index); 2106 if (!process) { 2107 ret = -ENOMEM; 2108 goto out; 2109 } 2110 2111 /* configure iir IPC message */ 2112 process->comp.type = type; 2113 process->config.hdr.size = sizeof(process->config); 2114 2115 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 2116 ARRAY_SIZE(comp_tokens), private->array, 2117 le32_to_cpu(private->size)); 2118 if (ret != 0) { 2119 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n", 2120 le32_to_cpu(private->size)); 2121 goto err; 2122 } 2123 2124 sof_dbg_comp_config(scomp, &process->config); 2125 2126 /* 2127 * found private data in control, so copy it. 2128 * get possible component controls - get size of all pdata, 2129 * then memcpy with headers 2130 */ 2131 if (ipc_data_size) { 2132 for (i = 0; i < widget->num_kcontrols; i++) { 2133 memcpy(&process->data[offset], 2134 wdata[i].pdata->data, 2135 wdata[i].pdata->size); 2136 offset += wdata[i].pdata->size; 2137 } 2138 } 2139 2140 process->size = ipc_data_size; 2141 swidget->private = process; 2142 err: 2143 if (ret < 0) 2144 kfree(process); 2145 out: 2146 kfree(wdata); 2147 return ret; 2148 } 2149 2150 /* 2151 * Processing Component Topology - can be "effect", "codec", or general 2152 * "processing". 2153 */ 2154 2155 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 2156 struct snd_sof_widget *swidget, 2157 struct snd_soc_tplg_dapm_widget *tw) 2158 { 2159 struct snd_soc_tplg_private *private = &tw->priv; 2160 struct sof_ipc_comp_process config; 2161 int ret; 2162 2163 /* check we have some tokens - we need at least process type */ 2164 if (le32_to_cpu(private->size) == 0) { 2165 dev_err(scomp->dev, "error: process tokens not found\n"); 2166 return -EINVAL; 2167 } 2168 2169 memset(&config, 0, sizeof(config)); 2170 config.comp.core = swidget->core; 2171 2172 /* get the process token */ 2173 ret = sof_parse_tokens(scomp, &config, process_tokens, 2174 ARRAY_SIZE(process_tokens), private->array, 2175 le32_to_cpu(private->size)); 2176 if (ret != 0) { 2177 dev_err(scomp->dev, "error: parse process tokens failed %d\n", 2178 le32_to_cpu(private->size)); 2179 return ret; 2180 } 2181 2182 /* now load process specific data and send IPC */ 2183 ret = sof_process_load(scomp, index, swidget, tw, find_process_comp_type(config.type)); 2184 if (ret < 0) { 2185 dev_err(scomp->dev, "error: process loading failed\n"); 2186 return ret; 2187 } 2188 2189 return 0; 2190 } 2191 2192 static int sof_widget_bind_event(struct snd_soc_component *scomp, 2193 struct snd_sof_widget *swidget, 2194 u16 event_type) 2195 { 2196 struct sof_ipc_comp *ipc_comp; 2197 2198 /* validate widget event type */ 2199 switch (event_type) { 2200 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2201 /* only KEYWORD_DETECT comps should handle this */ 2202 if (swidget->id != snd_soc_dapm_effect) 2203 break; 2204 2205 ipc_comp = swidget->private; 2206 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2207 break; 2208 2209 /* bind event to keyword detect comp */ 2210 return snd_soc_tplg_widget_bind_event(swidget->widget, 2211 sof_kwd_events, 2212 ARRAY_SIZE(sof_kwd_events), 2213 event_type); 2214 default: 2215 break; 2216 } 2217 2218 dev_err(scomp->dev, 2219 "error: invalid event type %d for widget %s\n", 2220 event_type, swidget->widget->name); 2221 return -EINVAL; 2222 } 2223 2224 /* external widget init - used for any driver specific init */ 2225 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2226 struct snd_soc_dapm_widget *w, 2227 struct snd_soc_tplg_dapm_widget *tw) 2228 { 2229 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2230 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 2231 const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; 2232 struct snd_sof_widget *swidget; 2233 struct snd_sof_dai *dai; 2234 enum sof_tokens *token_list; 2235 int token_list_size; 2236 struct sof_ipc_comp comp = { 2237 .core = SOF_DSP_PRIMARY_CORE, 2238 }; 2239 int ret = 0; 2240 2241 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2242 if (!swidget) 2243 return -ENOMEM; 2244 2245 swidget->scomp = scomp; 2246 swidget->widget = w; 2247 swidget->comp_id = sdev->next_comp_id++; 2248 swidget->complete = 0; 2249 swidget->id = w->id; 2250 swidget->pipeline_id = index; 2251 swidget->private = NULL; 2252 2253 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2254 swidget->comp_id, index, swidget->id, tw->name, 2255 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2256 ? tw->sname : "none"); 2257 2258 token_list = widget_ops[w->id].token_list; 2259 token_list_size = widget_ops[w->id].token_list_size; 2260 2261 ret = sof_parse_tokens(scomp, &comp, core_tokens, 2262 ARRAY_SIZE(core_tokens), tw->priv.array, 2263 le32_to_cpu(tw->priv.size)); 2264 if (ret != 0) { 2265 dev_err(scomp->dev, "error: parsing core tokens failed %d\n", 2266 ret); 2267 kfree(swidget); 2268 return ret; 2269 } 2270 2271 if (sof_debug_check_flag(SOF_DBG_DISABLE_MULTICORE)) 2272 comp.core = SOF_DSP_PRIMARY_CORE; 2273 2274 swidget->core = comp.core; 2275 2276 ret = sof_parse_tokens(scomp, swidget, comp_ext_tokens, ARRAY_SIZE(comp_ext_tokens), 2277 tw->priv.array, le32_to_cpu(tw->priv.size)); 2278 if (ret != 0) { 2279 dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n", 2280 ret); 2281 kfree(swidget); 2282 return ret; 2283 } 2284 2285 /* handle any special case widgets */ 2286 switch (w->id) { 2287 case snd_soc_dapm_dai_in: 2288 case snd_soc_dapm_dai_out: 2289 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2290 if (!dai) { 2291 kfree(swidget); 2292 return -ENOMEM; 2293 } 2294 2295 ret = sof_widget_load_dai(scomp, index, swidget, tw, dai); 2296 if (!ret) 2297 ret = sof_connect_dai_widget(scomp, w, tw, dai); 2298 if (ret < 0) { 2299 kfree(dai); 2300 break; 2301 } 2302 list_add(&dai->list, &sdev->dai_list); 2303 swidget->private = dai; 2304 break; 2305 case snd_soc_dapm_pga: 2306 if (!le32_to_cpu(tw->num_kcontrols)) { 2307 dev_err(scomp->dev, "invalid kcontrol count %d for volume\n", 2308 tw->num_kcontrols); 2309 ret = -EINVAL; 2310 break; 2311 } 2312 2313 fallthrough; 2314 case snd_soc_dapm_mixer: 2315 case snd_soc_dapm_buffer: 2316 case snd_soc_dapm_scheduler: 2317 case snd_soc_dapm_aif_out: 2318 case snd_soc_dapm_aif_in: 2319 ret = sof_widget_parse_tokens(scomp, swidget, tw, token_list, token_list_size); 2320 break; 2321 case snd_soc_dapm_src: 2322 ret = sof_widget_load_src(scomp, index, swidget, tw); 2323 break; 2324 case snd_soc_dapm_asrc: 2325 ret = sof_widget_load_asrc(scomp, index, swidget, tw); 2326 break; 2327 case snd_soc_dapm_siggen: 2328 ret = sof_widget_load_siggen(scomp, index, swidget, tw); 2329 break; 2330 case snd_soc_dapm_effect: 2331 ret = sof_widget_load_process(scomp, index, swidget, tw); 2332 break; 2333 case snd_soc_dapm_mux: 2334 case snd_soc_dapm_demux: 2335 ret = sof_widget_load_mux(scomp, index, swidget, tw); 2336 break; 2337 case snd_soc_dapm_switch: 2338 case snd_soc_dapm_dai_link: 2339 case snd_soc_dapm_kcontrol: 2340 default: 2341 dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name); 2342 break; 2343 } 2344 2345 /* check IPC reply */ 2346 if (ret < 0) { 2347 dev_err(scomp->dev, 2348 "error: failed to add widget id %d type %d name : %s stream %s\n", 2349 tw->shift, swidget->id, tw->name, 2350 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2351 ? tw->sname : "none"); 2352 kfree(swidget); 2353 return ret; 2354 } 2355 2356 /* bind widget to external event */ 2357 if (tw->event_type) { 2358 ret = sof_widget_bind_event(scomp, swidget, 2359 le16_to_cpu(tw->event_type)); 2360 if (ret) { 2361 dev_err(scomp->dev, "error: widget event binding failed\n"); 2362 kfree(swidget->private); 2363 kfree(swidget->tuples); 2364 kfree(swidget); 2365 return ret; 2366 } 2367 } 2368 2369 w->dobj.private = swidget; 2370 list_add(&swidget->list, &sdev->widget_list); 2371 return ret; 2372 } 2373 2374 static int sof_route_unload(struct snd_soc_component *scomp, 2375 struct snd_soc_dobj *dobj) 2376 { 2377 struct snd_sof_route *sroute; 2378 2379 sroute = dobj->private; 2380 if (!sroute) 2381 return 0; 2382 2383 /* free sroute and its private data */ 2384 kfree(sroute->private); 2385 list_del(&sroute->list); 2386 kfree(sroute); 2387 2388 return 0; 2389 } 2390 2391 static int sof_widget_unload(struct snd_soc_component *scomp, 2392 struct snd_soc_dobj *dobj) 2393 { 2394 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2395 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 2396 const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; 2397 const struct snd_kcontrol_new *kc; 2398 struct snd_soc_dapm_widget *widget; 2399 struct snd_sof_control *scontrol; 2400 struct snd_sof_widget *swidget; 2401 struct soc_mixer_control *sm; 2402 struct soc_bytes_ext *sbe; 2403 struct snd_sof_dai *dai; 2404 struct soc_enum *se; 2405 int ret = 0; 2406 int i; 2407 2408 swidget = dobj->private; 2409 if (!swidget) 2410 return 0; 2411 2412 widget = swidget->widget; 2413 2414 switch (swidget->id) { 2415 case snd_soc_dapm_dai_in: 2416 case snd_soc_dapm_dai_out: 2417 dai = swidget->private; 2418 2419 if (dai) { 2420 struct sof_dai_private_data *dai_data = dai->private; 2421 2422 kfree(dai_data->comp_dai); 2423 kfree(dai_data->dai_config); 2424 kfree(dai_data); 2425 list_del(&dai->list); 2426 } 2427 break; 2428 default: 2429 break; 2430 } 2431 for (i = 0; i < widget->num_kcontrols; i++) { 2432 kc = &widget->kcontrol_news[i]; 2433 switch (widget->dobj.widget.kcontrol_type[i]) { 2434 case SND_SOC_TPLG_TYPE_MIXER: 2435 sm = (struct soc_mixer_control *)kc->private_value; 2436 scontrol = sm->dobj.private; 2437 if (sm->max > 1) 2438 kfree(scontrol->volume_table); 2439 break; 2440 case SND_SOC_TPLG_TYPE_ENUM: 2441 se = (struct soc_enum *)kc->private_value; 2442 scontrol = se->dobj.private; 2443 break; 2444 case SND_SOC_TPLG_TYPE_BYTES: 2445 sbe = (struct soc_bytes_ext *)kc->private_value; 2446 scontrol = sbe->dobj.private; 2447 break; 2448 default: 2449 dev_warn(scomp->dev, "unsupported kcontrol_type\n"); 2450 goto out; 2451 } 2452 kfree(scontrol->control_data); 2453 list_del(&scontrol->list); 2454 kfree(scontrol); 2455 } 2456 2457 out: 2458 /* free IPC related data */ 2459 if (widget_ops[swidget->id].ipc_free) 2460 widget_ops[swidget->id].ipc_free(swidget); 2461 2462 /* free private value */ 2463 kfree(swidget->private); 2464 2465 kfree(swidget->tuples); 2466 2467 /* remove and free swidget object */ 2468 list_del(&swidget->list); 2469 kfree(swidget); 2470 2471 return ret; 2472 } 2473 2474 /* 2475 * DAI HW configuration. 2476 */ 2477 2478 /* FE DAI - used for any driver specific init */ 2479 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2480 struct snd_soc_dai_driver *dai_drv, 2481 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2482 { 2483 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2484 struct snd_soc_tplg_stream_caps *caps; 2485 struct snd_soc_tplg_private *private = &pcm->priv; 2486 struct snd_sof_pcm *spcm; 2487 int stream; 2488 int ret; 2489 2490 /* nothing to do for BEs atm */ 2491 if (!pcm) 2492 return 0; 2493 2494 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2495 if (!spcm) 2496 return -ENOMEM; 2497 2498 spcm->scomp = scomp; 2499 2500 for_each_pcm_streams(stream) { 2501 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED; 2502 if (pcm->compress) 2503 snd_sof_compr_init_elapsed_work(&spcm->stream[stream].period_elapsed_work); 2504 else 2505 snd_sof_pcm_init_elapsed_work(&spcm->stream[stream].period_elapsed_work); 2506 } 2507 2508 spcm->pcm = *pcm; 2509 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name); 2510 2511 dai_drv->dobj.private = spcm; 2512 list_add(&spcm->list, &sdev->pcm_list); 2513 2514 ret = sof_parse_tokens(scomp, spcm, stream_tokens, 2515 ARRAY_SIZE(stream_tokens), private->array, 2516 le32_to_cpu(private->size)); 2517 if (ret) { 2518 dev_err(scomp->dev, "error: parse stream tokens failed %d\n", 2519 le32_to_cpu(private->size)); 2520 return ret; 2521 } 2522 2523 /* do we need to allocate playback PCM DMA pages */ 2524 if (!spcm->pcm.playback) 2525 goto capture; 2526 2527 stream = SNDRV_PCM_STREAM_PLAYBACK; 2528 2529 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n", 2530 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2531 2532 caps = &spcm->pcm.caps[stream]; 2533 2534 /* allocate playback page table buffer */ 2535 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2536 PAGE_SIZE, &spcm->stream[stream].page_table); 2537 if (ret < 0) { 2538 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2539 caps->name, ret); 2540 2541 return ret; 2542 } 2543 2544 /* bind pcm to host comp */ 2545 ret = spcm_bind(scomp, spcm, stream); 2546 if (ret) { 2547 dev_err(scomp->dev, 2548 "error: can't bind pcm to host\n"); 2549 goto free_playback_tables; 2550 } 2551 2552 capture: 2553 stream = SNDRV_PCM_STREAM_CAPTURE; 2554 2555 /* do we need to allocate capture PCM DMA pages */ 2556 if (!spcm->pcm.capture) 2557 return ret; 2558 2559 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n", 2560 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2561 2562 caps = &spcm->pcm.caps[stream]; 2563 2564 /* allocate capture page table buffer */ 2565 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2566 PAGE_SIZE, &spcm->stream[stream].page_table); 2567 if (ret < 0) { 2568 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2569 caps->name, ret); 2570 goto free_playback_tables; 2571 } 2572 2573 /* bind pcm to host comp */ 2574 ret = spcm_bind(scomp, spcm, stream); 2575 if (ret) { 2576 dev_err(scomp->dev, 2577 "error: can't bind pcm to host\n"); 2578 snd_dma_free_pages(&spcm->stream[stream].page_table); 2579 goto free_playback_tables; 2580 } 2581 2582 return ret; 2583 2584 free_playback_tables: 2585 if (spcm->pcm.playback) 2586 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2587 2588 return ret; 2589 } 2590 2591 static int sof_dai_unload(struct snd_soc_component *scomp, 2592 struct snd_soc_dobj *dobj) 2593 { 2594 struct snd_sof_pcm *spcm = dobj->private; 2595 2596 /* free PCM DMA pages */ 2597 if (spcm->pcm.playback) 2598 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2599 2600 if (spcm->pcm.capture) 2601 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2602 2603 /* remove from list and free spcm */ 2604 list_del(&spcm->list); 2605 kfree(spcm); 2606 2607 return 0; 2608 } 2609 2610 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2611 struct sof_ipc_dai_config *config) 2612 { 2613 /* clock directions wrt codec */ 2614 if (hw_config->bclk_provider == SND_SOC_TPLG_BCLK_CP) { 2615 /* codec is bclk provider */ 2616 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP) 2617 config->format |= SOF_DAI_FMT_CBP_CFP; 2618 else 2619 config->format |= SOF_DAI_FMT_CBP_CFC; 2620 } else { 2621 /* codec is bclk consumer */ 2622 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP) 2623 config->format |= SOF_DAI_FMT_CBC_CFP; 2624 else 2625 config->format |= SOF_DAI_FMT_CBC_CFC; 2626 } 2627 2628 /* inverted clocks ? */ 2629 if (hw_config->invert_bclk) { 2630 if (hw_config->invert_fsync) 2631 config->format |= SOF_DAI_FMT_IB_IF; 2632 else 2633 config->format |= SOF_DAI_FMT_IB_NF; 2634 } else { 2635 if (hw_config->invert_fsync) 2636 config->format |= SOF_DAI_FMT_NB_IF; 2637 else 2638 config->format |= SOF_DAI_FMT_NB_NF; 2639 } 2640 } 2641 2642 /* 2643 * Send IPC and set the same config for all DAIs with name matching the link 2644 * name. Note that the function can only be used for the case that all DAIs 2645 * have a common DAI config for now. 2646 */ 2647 static int sof_set_dai_config_multi(struct snd_sof_dev *sdev, u32 size, 2648 struct snd_soc_dai_link *link, 2649 struct sof_ipc_dai_config *config, 2650 int num_conf, int curr_conf) 2651 { 2652 struct sof_dai_private_data *dai_data; 2653 struct snd_sof_dai *dai; 2654 int found = 0; 2655 int i; 2656 2657 list_for_each_entry(dai, &sdev->dai_list, list) { 2658 dai_data = dai->private; 2659 if (!dai->name) 2660 continue; 2661 2662 if (strcmp(link->name, dai->name) == 0) { 2663 /* 2664 * the same dai config will be applied to all DAIs in 2665 * the same dai link. We have to ensure that the ipc 2666 * dai config's dai_index match to the component's 2667 * dai_index. 2668 */ 2669 for (i = 0; i < num_conf; i++) 2670 config[i].dai_index = dai_data->comp_dai->dai_index; 2671 2672 dev_dbg(sdev->dev, "set DAI config for %s index %d\n", 2673 dai->name, config[curr_conf].dai_index); 2674 2675 dai->number_configs = num_conf; 2676 dai->current_config = curr_conf; 2677 dai_data->dai_config = kmemdup(config, size * num_conf, GFP_KERNEL); 2678 if (!dai_data->dai_config) 2679 return -ENOMEM; 2680 2681 found = 1; 2682 } 2683 } 2684 2685 /* 2686 * machine driver may define a dai link with playback and capture 2687 * dai enabled, but the dai link in topology would support both, one 2688 * or none of them. Here print a warning message to notify user 2689 */ 2690 if (!found) { 2691 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2692 link->name); 2693 } 2694 2695 return 0; 2696 } 2697 2698 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2699 struct snd_soc_dai_link *link, 2700 struct sof_ipc_dai_config *config) 2701 { 2702 return sof_set_dai_config_multi(sdev, size, link, config, 1, 0); 2703 } 2704 2705 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2706 struct snd_soc_dai_link *link, 2707 struct snd_soc_tplg_link_config *cfg, 2708 struct snd_soc_tplg_hw_config *hw_config, 2709 struct sof_ipc_dai_config *config, int curr_conf) 2710 { 2711 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2712 struct snd_soc_tplg_private *private = &cfg->priv; 2713 int num_conf = le32_to_cpu(cfg->num_hw_configs); 2714 u32 size = sizeof(*config); 2715 int ret; 2716 int i; 2717 2718 /* 2719 * Parse common data, we should have 1 common data per hw_config. 2720 */ 2721 ret = sof_parse_token_sets(scomp, &config->ssp, ssp_tokens, 2722 ARRAY_SIZE(ssp_tokens), private->array, 2723 le32_to_cpu(private->size), 2724 num_conf, size); 2725 2726 if (ret != 0) { 2727 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n", 2728 le32_to_cpu(private->size)); 2729 return ret; 2730 } 2731 2732 /* process all possible hw configs */ 2733 for (i = 0; i < num_conf; i++) { 2734 2735 /* handle master/slave and inverted clocks */ 2736 sof_dai_set_format(&hw_config[i], &config[i]); 2737 2738 config[i].hdr.size = size; 2739 2740 /* copy differentiating hw configs to ipc structs */ 2741 config[i].ssp.mclk_rate = le32_to_cpu(hw_config[i].mclk_rate); 2742 config[i].ssp.bclk_rate = le32_to_cpu(hw_config[i].bclk_rate); 2743 config[i].ssp.fsync_rate = le32_to_cpu(hw_config[i].fsync_rate); 2744 config[i].ssp.tdm_slots = le32_to_cpu(hw_config[i].tdm_slots); 2745 config[i].ssp.tdm_slot_width = le32_to_cpu(hw_config[i].tdm_slot_width); 2746 config[i].ssp.mclk_direction = hw_config[i].mclk_direction; 2747 config[i].ssp.rx_slots = le32_to_cpu(hw_config[i].rx_slots); 2748 config[i].ssp.tx_slots = le32_to_cpu(hw_config[i].tx_slots); 2749 2750 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", 2751 config[i].dai_index, config[i].format, 2752 config[i].ssp.mclk_rate, config[i].ssp.bclk_rate, 2753 config[i].ssp.fsync_rate, config[i].ssp.sample_valid_bits, 2754 config[i].ssp.tdm_slot_width, config[i].ssp.tdm_slots, 2755 config[i].ssp.mclk_id, config[i].ssp.quirks, config[i].ssp.clks_control); 2756 2757 /* validate SSP fsync rate and channel count */ 2758 if (config[i].ssp.fsync_rate < 8000 || config[i].ssp.fsync_rate > 192000) { 2759 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n", 2760 config[i].dai_index); 2761 return -EINVAL; 2762 } 2763 2764 if (config[i].ssp.tdm_slots < 1 || config[i].ssp.tdm_slots > 8) { 2765 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n", 2766 config[i].dai_index); 2767 return -EINVAL; 2768 } 2769 } 2770 2771 /* set config for all DAI's with name matching the link name */ 2772 ret = sof_set_dai_config_multi(sdev, size, link, config, num_conf, curr_conf); 2773 if (ret < 0) 2774 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n", 2775 config->dai_index); 2776 2777 return ret; 2778 } 2779 2780 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2781 struct snd_soc_dai_link *link, 2782 struct snd_soc_tplg_link_config *cfg, 2783 struct snd_soc_tplg_hw_config *hw_config, 2784 struct sof_ipc_dai_config *config) 2785 { 2786 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2787 struct snd_soc_tplg_private *private = &cfg->priv; 2788 u32 size = sizeof(*config); 2789 int ret; 2790 2791 /* handle master/slave and inverted clocks */ 2792 sof_dai_set_format(hw_config, config); 2793 2794 /* init IPC */ 2795 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params)); 2796 config->hdr.size = size; 2797 2798 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens, 2799 ARRAY_SIZE(sai_tokens), private->array, 2800 le32_to_cpu(private->size)); 2801 if (ret != 0) { 2802 dev_err(scomp->dev, "error: parse sai tokens failed %d\n", 2803 le32_to_cpu(private->size)); 2804 return ret; 2805 } 2806 2807 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2808 config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2809 config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2810 config->sai.mclk_direction = hw_config->mclk_direction; 2811 2812 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2813 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2814 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2815 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2816 2817 dev_info(scomp->dev, 2818 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2819 config->dai_index, config->format, 2820 config->sai.mclk_rate, config->sai.tdm_slot_width, 2821 config->sai.tdm_slots, config->sai.mclk_id); 2822 2823 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) { 2824 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n", 2825 config->dai_index); 2826 return -EINVAL; 2827 } 2828 2829 /* set config for all DAI's with name matching the link name */ 2830 ret = sof_set_dai_config(sdev, size, link, config); 2831 if (ret < 0) 2832 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n", 2833 config->dai_index); 2834 2835 return ret; 2836 } 2837 2838 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2839 struct snd_soc_dai_link *link, 2840 struct snd_soc_tplg_link_config *cfg, 2841 struct snd_soc_tplg_hw_config *hw_config, 2842 struct sof_ipc_dai_config *config) 2843 { 2844 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2845 struct snd_soc_tplg_private *private = &cfg->priv; 2846 u32 size = sizeof(*config); 2847 int ret; 2848 2849 /* handle master/slave and inverted clocks */ 2850 sof_dai_set_format(hw_config, config); 2851 2852 /* init IPC */ 2853 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params)); 2854 config->hdr.size = size; 2855 2856 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens, 2857 ARRAY_SIZE(esai_tokens), private->array, 2858 le32_to_cpu(private->size)); 2859 if (ret != 0) { 2860 dev_err(scomp->dev, "error: parse esai tokens failed %d\n", 2861 le32_to_cpu(private->size)); 2862 return ret; 2863 } 2864 2865 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2866 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2867 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2868 config->esai.mclk_direction = hw_config->mclk_direction; 2869 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2870 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2871 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2872 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2873 2874 dev_info(scomp->dev, 2875 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2876 config->dai_index, config->format, 2877 config->esai.mclk_rate, config->esai.tdm_slot_width, 2878 config->esai.tdm_slots, config->esai.mclk_id); 2879 2880 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) { 2881 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n", 2882 config->dai_index); 2883 return -EINVAL; 2884 } 2885 2886 /* set config for all DAI's with name matching the link name */ 2887 ret = sof_set_dai_config(sdev, size, link, config); 2888 if (ret < 0) 2889 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n", 2890 config->dai_index); 2891 2892 return ret; 2893 } 2894 2895 static int sof_link_acp_dmic_load(struct snd_soc_component *scomp, int index, 2896 struct snd_soc_dai_link *link, 2897 struct snd_soc_tplg_link_config *cfg, 2898 struct snd_soc_tplg_hw_config *hw_config, 2899 struct sof_ipc_dai_config *config) 2900 { 2901 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2902 u32 size = sizeof(*config); 2903 int ret; 2904 2905 /* handle master/slave and inverted clocks */ 2906 sof_dai_set_format(hw_config, config); 2907 2908 /* init IPC */ 2909 memset(&config->acpdmic, 0, sizeof(struct sof_ipc_dai_acp_params)); 2910 config->hdr.size = size; 2911 2912 config->acpdmic.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2913 config->acpdmic.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2914 2915 dev_info(scomp->dev, "ACP_DMIC config ACP%d channel %d rate %d\n", 2916 config->dai_index, config->acpdmic.tdm_slots, 2917 config->acpdmic.fsync_rate); 2918 2919 /* set config for all DAI's with name matching the link name */ 2920 ret = sof_set_dai_config(sdev, size, link, config); 2921 if (ret < 0) 2922 dev_err(scomp->dev, "ACP_DMIC failed to save DAI config for ACP%d\n", 2923 config->dai_index); 2924 return ret; 2925 } 2926 2927 static int sof_link_acp_bt_load(struct snd_soc_component *scomp, int index, 2928 struct snd_soc_dai_link *link, 2929 struct snd_soc_tplg_link_config *cfg, 2930 struct snd_soc_tplg_hw_config *hw_config, 2931 struct sof_ipc_dai_config *config) 2932 { 2933 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2934 u32 size = sizeof(*config); 2935 int ret; 2936 2937 /* handle master/slave and inverted clocks */ 2938 sof_dai_set_format(hw_config, config); 2939 2940 /* init IPC */ 2941 memset(&config->acpbt, 0, sizeof(struct sof_ipc_dai_acp_params)); 2942 config->hdr.size = size; 2943 2944 config->acpbt.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2945 config->acpbt.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2946 2947 dev_info(scomp->dev, "ACP_BT config ACP%d channel %d rate %d\n", 2948 config->dai_index, config->acpbt.tdm_slots, 2949 config->acpbt.fsync_rate); 2950 2951 /* set config for all DAI's with name matching the link name */ 2952 ret = sof_set_dai_config(sdev, size, link, config); 2953 if (ret < 0) 2954 dev_err(scomp->dev, "ACP_BT failed to save DAI config for ACP%d\n", 2955 config->dai_index); 2956 return ret; 2957 } 2958 2959 static int sof_link_acp_sp_load(struct snd_soc_component *scomp, int index, 2960 struct snd_soc_dai_link *link, 2961 struct snd_soc_tplg_link_config *cfg, 2962 struct snd_soc_tplg_hw_config *hw_config, 2963 struct sof_ipc_dai_config *config) 2964 { 2965 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2966 u32 size = sizeof(*config); 2967 int ret; 2968 2969 /* handle master/slave and inverted clocks */ 2970 sof_dai_set_format(hw_config, config); 2971 2972 /* init IPC */ 2973 memset(&config->acpsp, 0, sizeof(struct sof_ipc_dai_acp_params)); 2974 config->hdr.size = size; 2975 2976 config->acpsp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2977 config->acpsp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2978 2979 dev_info(scomp->dev, "ACP_SP config ACP%d channel %d rate %d\n", 2980 config->dai_index, config->acpsp.tdm_slots, 2981 config->acpsp.fsync_rate); 2982 2983 /* set config for all DAI's with name matching the link name */ 2984 ret = sof_set_dai_config(sdev, size, link, config); 2985 if (ret < 0) 2986 dev_err(scomp->dev, "ACP_SP failed to save DAI config for ACP%d\n", 2987 config->dai_index); 2988 return ret; 2989 } 2990 2991 static int sof_link_afe_load(struct snd_soc_component *scomp, int index, 2992 struct snd_soc_dai_link *link, 2993 struct snd_soc_tplg_link_config *cfg, 2994 struct snd_soc_tplg_hw_config *hw_config, 2995 struct sof_ipc_dai_config *config) 2996 { 2997 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2998 struct snd_soc_tplg_private *private = &cfg->priv; 2999 u32 size = sizeof(*config); 3000 int ret; 3001 3002 config->hdr.size = size; 3003 3004 /* get any bespoke DAI tokens */ 3005 ret = sof_parse_tokens(scomp, &config->afe, afe_tokens, 3006 ARRAY_SIZE(afe_tokens), private->array, 3007 le32_to_cpu(private->size)); 3008 if (ret != 0) { 3009 dev_err(scomp->dev, "parse afe tokens failed %d\n", 3010 le32_to_cpu(private->size)); 3011 return ret; 3012 } 3013 3014 dev_dbg(scomp->dev, "AFE config rate %d channels %d format:%d\n", 3015 config->afe.rate, config->afe.channels, config->afe.format); 3016 3017 config->afe.stream_id = DMA_CHAN_INVALID; 3018 3019 ret = sof_set_dai_config(sdev, size, link, config); 3020 if (ret < 0) 3021 dev_err(scomp->dev, "failed to process afe dai link %s", link->name); 3022 3023 return ret; 3024 } 3025 3026 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 3027 struct snd_soc_dai_link *link, 3028 struct snd_soc_tplg_link_config *cfg, 3029 struct snd_soc_tplg_hw_config *hw_config, 3030 struct sof_ipc_dai_config *config) 3031 { 3032 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3033 struct snd_soc_tplg_private *private = &cfg->priv; 3034 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 3035 struct sof_ipc_fw_version *v = &ready->version; 3036 size_t size = sizeof(*config); 3037 int ret, j; 3038 3039 /* Ensure the entire DMIC config struct is zeros */ 3040 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 3041 3042 /* get DMIC tokens */ 3043 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 3044 ARRAY_SIZE(dmic_tokens), private->array, 3045 le32_to_cpu(private->size)); 3046 if (ret != 0) { 3047 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n", 3048 le32_to_cpu(private->size)); 3049 return ret; 3050 } 3051 3052 /* get DMIC PDM tokens */ 3053 ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens, 3054 ARRAY_SIZE(dmic_pdm_tokens), private->array, 3055 le32_to_cpu(private->size), 3056 config->dmic.num_pdm_active, 3057 sizeof(struct sof_ipc_dai_dmic_pdm_ctrl)); 3058 3059 if (ret != 0) { 3060 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n", 3061 le32_to_cpu(private->size)); 3062 return ret; 3063 } 3064 3065 /* set IPC header size */ 3066 config->hdr.size = size; 3067 3068 /* debug messages */ 3069 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n", 3070 config->dai_index, config->dmic.driver_ipc_version); 3071 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 3072 config->dmic.pdmclk_min, config->dmic.pdmclk_max, 3073 config->dmic.duty_min); 3074 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 3075 config->dmic.duty_max, config->dmic.fifo_fs, 3076 config->dmic.num_pdm_active); 3077 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits); 3078 3079 for (j = 0; j < config->dmic.num_pdm_active; j++) { 3080 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n", 3081 config->dmic.pdm[j].id, 3082 config->dmic.pdm[j].enable_mic_a, 3083 config->dmic.pdm[j].enable_mic_b); 3084 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n", 3085 config->dmic.pdm[j].id, 3086 config->dmic.pdm[j].polarity_mic_a, 3087 config->dmic.pdm[j].polarity_mic_b); 3088 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n", 3089 config->dmic.pdm[j].id, 3090 config->dmic.pdm[j].clk_edge, 3091 config->dmic.pdm[j].skew); 3092 } 3093 3094 /* 3095 * this takes care of backwards compatible handling of fifo_bits_b. 3096 * It is deprecated since firmware ABI version 3.0.1. 3097 */ 3098 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) 3099 config->dmic.fifo_bits_b = config->dmic.fifo_bits; 3100 3101 /* set config for all DAI's with name matching the link name */ 3102 ret = sof_set_dai_config(sdev, size, link, config); 3103 if (ret < 0) 3104 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n", 3105 config->dai_index); 3106 3107 return ret; 3108 } 3109 3110 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 3111 struct snd_soc_dai_link *link, 3112 struct snd_soc_tplg_link_config *cfg, 3113 struct snd_soc_tplg_hw_config *hw_config, 3114 struct sof_ipc_dai_config *config) 3115 { 3116 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3117 struct snd_soc_tplg_private *private = &cfg->priv; 3118 u32 size = sizeof(*config); 3119 int ret; 3120 3121 /* init IPC */ 3122 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 3123 config->hdr.size = size; 3124 3125 /* get any bespoke DAI tokens */ 3126 ret = sof_parse_tokens(scomp, &config->hda, hda_tokens, 3127 ARRAY_SIZE(hda_tokens), private->array, 3128 le32_to_cpu(private->size)); 3129 if (ret != 0) { 3130 dev_err(scomp->dev, "error: parse hda tokens failed %d\n", 3131 le32_to_cpu(private->size)); 3132 return ret; 3133 } 3134 3135 dev_dbg(scomp->dev, "HDA config rate %d channels %d\n", 3136 config->hda.rate, config->hda.channels); 3137 3138 config->hda.link_dma_ch = DMA_CHAN_INVALID; 3139 3140 ret = sof_set_dai_config(sdev, size, link, config); 3141 if (ret < 0) 3142 dev_err(scomp->dev, "error: failed to process hda dai link %s", 3143 link->name); 3144 3145 return ret; 3146 } 3147 3148 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 3149 struct snd_soc_dai_link *link, 3150 struct snd_soc_tplg_link_config *cfg, 3151 struct snd_soc_tplg_hw_config *hw_config, 3152 struct sof_ipc_dai_config *config) 3153 { 3154 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3155 struct snd_soc_tplg_private *private = &cfg->priv; 3156 u32 size = sizeof(*config); 3157 int ret; 3158 3159 ret = sof_parse_tokens(scomp, &config->alh, alh_tokens, 3160 ARRAY_SIZE(alh_tokens), private->array, 3161 le32_to_cpu(private->size)); 3162 if (ret != 0) { 3163 dev_err(scomp->dev, "error: parse alh tokens failed %d\n", 3164 le32_to_cpu(private->size)); 3165 return ret; 3166 } 3167 3168 /* init IPC */ 3169 config->hdr.size = size; 3170 3171 /* set config for all DAI's with name matching the link name */ 3172 ret = sof_set_dai_config(sdev, size, link, config); 3173 if (ret < 0) 3174 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n", 3175 config->dai_index); 3176 3177 return ret; 3178 } 3179 3180 /* DAI link - used for any driver specific init */ 3181 static int sof_link_load(struct snd_soc_component *scomp, int index, 3182 struct snd_soc_dai_link *link, 3183 struct snd_soc_tplg_link_config *cfg) 3184 { 3185 struct snd_soc_tplg_private *private = &cfg->priv; 3186 struct snd_soc_tplg_hw_config *hw_config; 3187 struct sof_ipc_dai_config common_config; 3188 struct sof_ipc_dai_config *config; 3189 int curr_conf; 3190 int num_conf; 3191 int ret; 3192 int i; 3193 3194 if (!link->platforms) { 3195 dev_err(scomp->dev, "error: no platforms\n"); 3196 return -EINVAL; 3197 } 3198 link->platforms->name = dev_name(scomp->dev); 3199 3200 /* 3201 * Set nonatomic property for FE dai links as their trigger action 3202 * involves IPC's. 3203 */ 3204 if (!link->no_pcm) { 3205 link->nonatomic = true; 3206 3207 /* 3208 * set default trigger order for all links. Exceptions to 3209 * the rule will be handled in sof_pcm_dai_link_fixup() 3210 * For playback, the sequence is the following: start FE, 3211 * start BE, stop BE, stop FE; for Capture the sequence is 3212 * inverted start BE, start FE, stop FE, stop BE 3213 */ 3214 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] = 3215 SND_SOC_DPCM_TRIGGER_PRE; 3216 link->trigger[SNDRV_PCM_STREAM_CAPTURE] = 3217 SND_SOC_DPCM_TRIGGER_POST; 3218 3219 /* nothing more to do for FE dai links */ 3220 return 0; 3221 } 3222 3223 /* check we have some tokens - we need at least DAI type */ 3224 if (le32_to_cpu(private->size) == 0) { 3225 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n"); 3226 return -EINVAL; 3227 } 3228 3229 memset(&common_config, 0, sizeof(common_config)); 3230 3231 /* get any common DAI tokens */ 3232 ret = sof_parse_tokens(scomp, &common_config, dai_link_tokens, ARRAY_SIZE(dai_link_tokens), 3233 private->array, le32_to_cpu(private->size)); 3234 if (ret != 0) { 3235 dev_err(scomp->dev, "error: parse link tokens failed %d\n", 3236 le32_to_cpu(private->size)); 3237 return ret; 3238 } 3239 3240 /* 3241 * DAI links are expected to have at least 1 hw_config. 3242 * But some older topologies might have no hw_config for HDA dai links. 3243 */ 3244 hw_config = cfg->hw_config; 3245 num_conf = le32_to_cpu(cfg->num_hw_configs); 3246 if (!num_conf) { 3247 if (common_config.type != SOF_DAI_INTEL_HDA) { 3248 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n", 3249 le32_to_cpu(cfg->num_hw_configs)); 3250 return -EINVAL; 3251 } 3252 num_conf = 1; 3253 curr_conf = 0; 3254 } else { 3255 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n", 3256 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 3257 3258 for (curr_conf = 0; curr_conf < num_conf; curr_conf++) { 3259 if (hw_config[curr_conf].id == cfg->default_hw_config_id) 3260 break; 3261 } 3262 3263 if (curr_conf == num_conf) { 3264 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n", 3265 le32_to_cpu(cfg->default_hw_config_id)); 3266 return -EINVAL; 3267 } 3268 } 3269 3270 /* Reserve memory for all hw configs, eventually freed by widget */ 3271 config = kcalloc(num_conf, sizeof(*config), GFP_KERNEL); 3272 if (!config) 3273 return -ENOMEM; 3274 3275 /* Copy common data to all config ipc structs */ 3276 for (i = 0; i < num_conf; i++) { 3277 config[i].hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 3278 config[i].format = le32_to_cpu(hw_config[i].fmt); 3279 config[i].type = common_config.type; 3280 config[i].dai_index = common_config.dai_index; 3281 } 3282 3283 /* now load DAI specific data and send IPC - type comes from token */ 3284 switch (common_config.type) { 3285 case SOF_DAI_INTEL_SSP: 3286 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, config, curr_conf); 3287 break; 3288 case SOF_DAI_INTEL_DMIC: 3289 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3290 break; 3291 case SOF_DAI_INTEL_HDA: 3292 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3293 break; 3294 case SOF_DAI_INTEL_ALH: 3295 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3296 break; 3297 case SOF_DAI_IMX_SAI: 3298 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3299 break; 3300 case SOF_DAI_IMX_ESAI: 3301 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3302 break; 3303 case SOF_DAI_AMD_BT: 3304 ret = sof_link_acp_bt_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3305 break; 3306 case SOF_DAI_AMD_SP: 3307 ret = sof_link_acp_sp_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3308 break; 3309 case SOF_DAI_AMD_DMIC: 3310 ret = sof_link_acp_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, 3311 config); 3312 break; 3313 case SOF_DAI_MEDIATEK_AFE: 3314 ret = sof_link_afe_load(scomp, index, link, cfg, hw_config + curr_conf, config); 3315 break; 3316 default: 3317 dev_err(scomp->dev, "error: invalid DAI type %d\n", common_config.type); 3318 ret = -EINVAL; 3319 break; 3320 } 3321 3322 kfree(config); 3323 3324 return ret; 3325 } 3326 3327 /* DAI link - used for any driver specific init */ 3328 static int sof_route_load(struct snd_soc_component *scomp, int index, 3329 struct snd_soc_dapm_route *route) 3330 { 3331 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3332 struct snd_sof_widget *source_swidget, *sink_swidget; 3333 struct snd_soc_dobj *dobj = &route->dobj; 3334 struct snd_sof_route *sroute; 3335 int ret = 0; 3336 3337 /* allocate memory for sroute and connect */ 3338 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 3339 if (!sroute) 3340 return -ENOMEM; 3341 3342 sroute->scomp = scomp; 3343 dev_dbg(scomp->dev, "sink %s control %s source %s\n", 3344 route->sink, route->control ? route->control : "none", 3345 route->source); 3346 3347 /* source component */ 3348 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source); 3349 if (!source_swidget) { 3350 dev_err(scomp->dev, "error: source %s not found\n", 3351 route->source); 3352 ret = -EINVAL; 3353 goto err; 3354 } 3355 3356 /* 3357 * Virtual widgets of type output/out_drv may be added in topology 3358 * for compatibility. These are not handled by the FW. 3359 * So, don't send routes whose source/sink widget is of such types 3360 * to the DSP. 3361 */ 3362 if (source_swidget->id == snd_soc_dapm_out_drv || 3363 source_swidget->id == snd_soc_dapm_output) 3364 goto err; 3365 3366 /* sink component */ 3367 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink); 3368 if (!sink_swidget) { 3369 dev_err(scomp->dev, "error: sink %s not found\n", 3370 route->sink); 3371 ret = -EINVAL; 3372 goto err; 3373 } 3374 3375 /* 3376 * Don't send routes whose sink widget is of type 3377 * output or out_drv to the DSP 3378 */ 3379 if (sink_swidget->id == snd_soc_dapm_out_drv || 3380 sink_swidget->id == snd_soc_dapm_output) 3381 goto err; 3382 3383 /* 3384 * For virtual routes, both sink and source are not 3385 * buffer. Since only buffer linked to component is supported by 3386 * FW, others are reported as error, add check in route function, 3387 * do not send it to FW when both source and sink are not buffer 3388 */ 3389 if (source_swidget->id != snd_soc_dapm_buffer && 3390 sink_swidget->id != snd_soc_dapm_buffer) { 3391 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3392 route->source, route->sink); 3393 goto err; 3394 } else { 3395 sroute->route = route; 3396 dobj->private = sroute; 3397 sroute->src_widget = source_swidget; 3398 sroute->sink_widget = sink_swidget; 3399 3400 /* add route to route list */ 3401 list_add(&sroute->list, &sdev->route_list); 3402 3403 return 0; 3404 } 3405 3406 err: 3407 kfree(sroute); 3408 return ret; 3409 } 3410 3411 int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, 3412 struct snd_sof_widget *swidget) 3413 { 3414 struct sof_ipc_pipe_ready ready; 3415 struct sof_ipc_reply reply; 3416 int ret; 3417 3418 dev_dbg(sdev->dev, "tplg: complete pipeline %s id %d\n", 3419 swidget->widget->name, swidget->comp_id); 3420 3421 memset(&ready, 0, sizeof(ready)); 3422 ready.hdr.size = sizeof(ready); 3423 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3424 ready.comp_id = swidget->comp_id; 3425 3426 ret = sof_ipc_tx_message(sdev->ipc, 3427 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3428 sizeof(reply)); 3429 if (ret < 0) 3430 return ret; 3431 return 1; 3432 } 3433 3434 /** 3435 * sof_set_pipe_widget - Set pipe_widget for a component 3436 * @sdev: pointer to struct snd_sof_dev 3437 * @pipe_widget: pointer to struct snd_sof_widget of type snd_soc_dapm_scheduler 3438 * @swidget: pointer to struct snd_sof_widget that has the same pipeline ID as @pipe_widget 3439 * 3440 * Return: 0 if successful, -EINVAL on error. 3441 * The function checks if @swidget is associated with any volatile controls. If so, setting 3442 * the dynamic_pipeline_widget is disallowed. 3443 */ 3444 static int sof_set_pipe_widget(struct snd_sof_dev *sdev, struct snd_sof_widget *pipe_widget, 3445 struct snd_sof_widget *swidget) 3446 { 3447 struct snd_sof_control *scontrol; 3448 3449 if (pipe_widget->dynamic_pipeline_widget) { 3450 /* dynamic widgets cannot have volatile kcontrols */ 3451 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) 3452 if (scontrol->comp_id == swidget->comp_id && 3453 (scontrol->access & SNDRV_CTL_ELEM_ACCESS_VOLATILE)) { 3454 dev_err(sdev->dev, 3455 "error: volatile control found for dynamic widget %s\n", 3456 swidget->widget->name); 3457 return -EINVAL; 3458 } 3459 } 3460 3461 /* set the pipe_widget and apply the dynamic_pipeline_widget_flag */ 3462 swidget->pipe_widget = pipe_widget; 3463 swidget->dynamic_pipeline_widget = pipe_widget->dynamic_pipeline_widget; 3464 3465 return 0; 3466 } 3467 3468 /* completion - called at completion of firmware loading */ 3469 static int sof_complete(struct snd_soc_component *scomp) 3470 { 3471 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3472 struct snd_sof_widget *swidget, *comp_swidget; 3473 const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; 3474 const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; 3475 int ret; 3476 3477 /* 3478 * now update all widget IPC structures. If any of the ipc_setup callbacks fail, the 3479 * topology will be removed and all widgets will be unloaded resulting in freeing all 3480 * associated memories. 3481 */ 3482 list_for_each_entry(swidget, &sdev->widget_list, list) { 3483 if (widget_ops[swidget->id].ipc_setup) { 3484 ret = widget_ops[swidget->id].ipc_setup(swidget); 3485 if (ret < 0) { 3486 dev_err(sdev->dev, "failed updating IPC struct for %s\n", 3487 swidget->widget->name); 3488 return ret; 3489 } 3490 } 3491 } 3492 3493 /* set the pipe_widget and apply the dynamic_pipeline_widget_flag */ 3494 list_for_each_entry(swidget, &sdev->widget_list, list) { 3495 switch (swidget->id) { 3496 case snd_soc_dapm_scheduler: 3497 /* 3498 * Apply the dynamic_pipeline_widget flag and set the pipe_widget field 3499 * for all widgets that have the same pipeline ID as the scheduler widget 3500 */ 3501 list_for_each_entry(comp_swidget, &sdev->widget_list, list) 3502 if (comp_swidget->pipeline_id == swidget->pipeline_id) { 3503 ret = sof_set_pipe_widget(sdev, swidget, comp_swidget); 3504 if (ret < 0) 3505 return ret; 3506 } 3507 break; 3508 default: 3509 break; 3510 } 3511 } 3512 3513 /* verify topology components loading including dynamic pipelines */ 3514 if (sof_debug_check_flag(SOF_DBG_VERIFY_TPLG)) { 3515 ret = sof_set_up_pipelines(sdev, true); 3516 if (ret < 0) { 3517 dev_err(sdev->dev, "error: topology verification failed %d\n", ret); 3518 return ret; 3519 } 3520 3521 ret = sof_tear_down_pipelines(sdev, true); 3522 if (ret < 0) { 3523 dev_err(sdev->dev, "error: topology tear down pipelines failed %d\n", ret); 3524 return ret; 3525 } 3526 } 3527 3528 /* set up static pipelines */ 3529 return sof_set_up_pipelines(sdev, false); 3530 } 3531 3532 /* manifest - optional to inform component of manifest */ 3533 static int sof_manifest(struct snd_soc_component *scomp, int index, 3534 struct snd_soc_tplg_manifest *man) 3535 { 3536 u32 size; 3537 u32 abi_version; 3538 3539 size = le32_to_cpu(man->priv.size); 3540 3541 /* backward compatible with tplg without ABI info */ 3542 if (!size) { 3543 dev_dbg(scomp->dev, "No topology ABI info\n"); 3544 return 0; 3545 } 3546 3547 if (size != SOF_TPLG_ABI_SIZE) { 3548 dev_err(scomp->dev, "error: invalid topology ABI size\n"); 3549 return -EINVAL; 3550 } 3551 3552 dev_info(scomp->dev, 3553 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3554 man->priv.data[0], man->priv.data[1], 3555 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3556 SOF_ABI_PATCH); 3557 3558 abi_version = SOF_ABI_VER(man->priv.data[0], 3559 man->priv.data[1], 3560 man->priv.data[2]); 3561 3562 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3563 dev_err(scomp->dev, "error: incompatible topology ABI version\n"); 3564 return -EINVAL; 3565 } 3566 3567 if (SOF_ABI_VERSION_MINOR(abi_version) > SOF_ABI_MINOR) { 3568 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3569 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n"); 3570 } else { 3571 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n"); 3572 return -EINVAL; 3573 } 3574 } 3575 3576 return 0; 3577 } 3578 3579 /* vendor specific kcontrol handlers available for binding */ 3580 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3581 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3582 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3583 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3584 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3585 }; 3586 3587 /* vendor specific bytes ext handlers available for binding */ 3588 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3589 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3590 {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get}, 3591 }; 3592 3593 static struct snd_soc_tplg_ops sof_tplg_ops = { 3594 /* external kcontrol init - used for any driver specific init */ 3595 .control_load = sof_control_load, 3596 .control_unload = sof_control_unload, 3597 3598 /* external kcontrol init - used for any driver specific init */ 3599 .dapm_route_load = sof_route_load, 3600 .dapm_route_unload = sof_route_unload, 3601 3602 /* external widget init - used for any driver specific init */ 3603 /* .widget_load is not currently used */ 3604 .widget_ready = sof_widget_ready, 3605 .widget_unload = sof_widget_unload, 3606 3607 /* FE DAI - used for any driver specific init */ 3608 .dai_load = sof_dai_load, 3609 .dai_unload = sof_dai_unload, 3610 3611 /* DAI link - used for any driver specific init */ 3612 .link_load = sof_link_load, 3613 3614 /* completion - called at completion of firmware loading */ 3615 .complete = sof_complete, 3616 3617 /* manifest - optional to inform component of manifest */ 3618 .manifest = sof_manifest, 3619 3620 /* vendor specific kcontrol handlers available for binding */ 3621 .io_ops = sof_io_ops, 3622 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3623 3624 /* vendor specific bytes ext handlers available for binding */ 3625 .bytes_ext_ops = sof_bytes_ext_ops, 3626 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3627 }; 3628 3629 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) 3630 { 3631 const struct firmware *fw; 3632 int ret; 3633 3634 dev_dbg(scomp->dev, "loading topology:%s\n", file); 3635 3636 ret = request_firmware(&fw, file, scomp->dev); 3637 if (ret < 0) { 3638 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n", 3639 file, ret); 3640 dev_err(scomp->dev, 3641 "you may need to download the firmware from https://github.com/thesofproject/sof-bin/\n"); 3642 return ret; 3643 } 3644 3645 ret = snd_soc_tplg_component_load(scomp, &sof_tplg_ops, fw); 3646 if (ret < 0) { 3647 dev_err(scomp->dev, "error: tplg component load failed %d\n", 3648 ret); 3649 ret = -EINVAL; 3650 } 3651 3652 release_firmware(fw); 3653 return ret; 3654 } 3655 EXPORT_SYMBOL(snd_sof_load_topology); 3656