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