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