1 // SPDX-License-Identifier: (GPL-2.0 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/firmware.h> 12 #include <sound/tlv.h> 13 #include <sound/pcm_params.h> 14 #include <uapi/sound/sof/tokens.h> 15 #include "sof-priv.h" 16 #include "ops.h" 17 18 #define COMP_ID_UNASSIGNED 0xffffffff 19 /* 20 * Constants used in the computation of linear volume gain 21 * from dB gain 20th root of 10 in Q1.16 fixed-point notation 22 */ 23 #define VOL_TWENTIETH_ROOT_OF_TEN 73533 24 /* 40th root of 10 in Q1.16 fixed-point notation*/ 25 #define VOL_FORTIETH_ROOT_OF_TEN 69419 26 /* 27 * Volume fractional word length define to 16 sets 28 * the volume linear gain value to use Qx.16 format 29 */ 30 #define VOLUME_FWL 16 31 /* 0.5 dB step value in topology TLV */ 32 #define VOL_HALF_DB_STEP 50 33 /* Full volume for default values */ 34 #define VOL_ZERO_DB BIT(VOLUME_FWL) 35 36 /* TLV data items */ 37 #define TLV_ITEMS 3 38 #define TLV_MIN 0 39 #define TLV_STEP 1 40 #define TLV_MUTE 2 41 42 /* size of tplg abi in byte */ 43 #define SOF_TPLG_ABI_SIZE 3 44 45 struct sof_widget_data { 46 int ctrl_type; 47 int ipc_cmd; 48 struct sof_abi_hdr *pdata; 49 struct snd_sof_control *control; 50 }; 51 52 /* send pcm params ipc */ 53 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir) 54 { 55 struct sof_ipc_pcm_params_reply ipc_params_reply; 56 struct snd_sof_dev *sdev = swidget->sdev; 57 struct sof_ipc_pcm_params pcm; 58 struct snd_pcm_hw_params *params; 59 struct snd_sof_pcm *spcm; 60 int ret = 0; 61 62 memset(&pcm, 0, sizeof(pcm)); 63 64 /* get runtime PCM params using widget's stream name */ 65 spcm = snd_sof_find_spcm_name(sdev, swidget->widget->sname); 66 if (!spcm) { 67 dev_err(sdev->dev, "error: cannot find PCM for %s\n", 68 swidget->widget->name); 69 return -EINVAL; 70 } 71 72 params = &spcm->params[dir]; 73 74 /* set IPC PCM params */ 75 pcm.hdr.size = sizeof(pcm); 76 pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS; 77 pcm.comp_id = swidget->comp_id; 78 pcm.params.hdr.size = sizeof(pcm.params); 79 pcm.params.direction = dir; 80 pcm.params.sample_valid_bytes = params_width(params) >> 3; 81 pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED; 82 pcm.params.rate = params_rate(params); 83 pcm.params.channels = params_channels(params); 84 pcm.params.host_period_bytes = params_period_bytes(params); 85 86 /* set format */ 87 switch (params_format(params)) { 88 case SNDRV_PCM_FORMAT_S16: 89 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE; 90 break; 91 case SNDRV_PCM_FORMAT_S24: 92 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE; 93 break; 94 case SNDRV_PCM_FORMAT_S32: 95 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE; 96 break; 97 default: 98 return -EINVAL; 99 } 100 101 /* send IPC to the DSP */ 102 ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm), 103 &ipc_params_reply, sizeof(ipc_params_reply)); 104 if (ret < 0) 105 dev_err(sdev->dev, "error: pcm params failed for %s\n", 106 swidget->widget->name); 107 108 return ret; 109 } 110 111 /* send stream trigger ipc */ 112 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd) 113 { 114 struct snd_sof_dev *sdev = swidget->sdev; 115 struct sof_ipc_stream stream; 116 struct sof_ipc_reply reply; 117 int ret = 0; 118 119 /* set IPC stream params */ 120 stream.hdr.size = sizeof(stream); 121 stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd; 122 stream.comp_id = swidget->comp_id; 123 124 /* send IPC to the DSP */ 125 ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream, 126 sizeof(stream), &reply, sizeof(reply)); 127 if (ret < 0) 128 dev_err(sdev->dev, "error: failed to trigger %s\n", 129 swidget->widget->name); 130 131 return ret; 132 } 133 134 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w, 135 struct snd_kcontrol *k, int event) 136 { 137 struct snd_sof_widget *swidget = w->dobj.private; 138 struct snd_sof_dev *sdev; 139 int ret = 0; 140 141 if (!swidget) 142 return 0; 143 144 sdev = swidget->sdev; 145 146 dev_dbg(sdev->dev, "received event %d for widget %s\n", 147 event, w->name); 148 149 /* process events */ 150 switch (event) { 151 case SND_SOC_DAPM_PRE_PMU: 152 /* set pcm params */ 153 ret = ipc_pcm_params(swidget, SOF_IPC_STREAM_CAPTURE); 154 if (ret < 0) { 155 dev_err(sdev->dev, 156 "error: failed to set pcm params for widget %s\n", 157 swidget->widget->name); 158 break; 159 } 160 161 /* start trigger */ 162 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START); 163 if (ret < 0) 164 dev_err(sdev->dev, 165 "error: failed to trigger widget %s\n", 166 swidget->widget->name); 167 break; 168 case SND_SOC_DAPM_POST_PMD: 169 /* stop trigger */ 170 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP); 171 if (ret < 0) 172 dev_err(sdev->dev, 173 "error: failed to trigger widget %s\n", 174 swidget->widget->name); 175 176 /* pcm free */ 177 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE); 178 if (ret < 0) 179 dev_err(sdev->dev, 180 "error: failed to trigger widget %s\n", 181 swidget->widget->name); 182 break; 183 default: 184 break; 185 } 186 187 return ret; 188 } 189 190 /* event handlers for keyword detect component */ 191 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = { 192 {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event}, 193 }; 194 195 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS]) 196 { 197 /* we only support dB scale TLV type at the moment */ 198 if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) 199 return -EINVAL; 200 201 /* min value in topology tlv data is multiplied by 100 */ 202 tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100; 203 204 /* volume steps */ 205 tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 206 TLV_DB_SCALE_MASK); 207 208 /* mute ON/OFF */ 209 if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 210 TLV_DB_SCALE_MUTE) == 0) 211 tlv[TLV_MUTE] = 0; 212 else 213 tlv[TLV_MUTE] = 1; 214 215 return 0; 216 } 217 218 /* 219 * Function to truncate an unsigned 64-bit number 220 * by x bits and return 32-bit unsigned number. This 221 * function also takes care of rounding while truncating 222 */ 223 static inline u32 vol_shift_64(u64 i, u32 x) 224 { 225 /* do not truncate more than 32 bits */ 226 if (x > 32) 227 x = 32; 228 229 if (x == 0) 230 return (u32)i; 231 232 return (u32)(((i >> (x - 1)) + 1) >> 1); 233 } 234 235 /* 236 * Function to compute a ^ exp where, 237 * a is a fractional number represented by a fixed-point 238 * integer with a fractional world length of "fwl" 239 * exp is an integer 240 * fwl is the fractional word length 241 * Return value is a fractional number represented by a 242 * fixed-point integer with a fractional word length of "fwl" 243 */ 244 static u32 vol_pow32(u32 a, int exp, u32 fwl) 245 { 246 int i, iter; 247 u32 power = 1 << fwl; 248 u64 numerator; 249 250 /* if exponent is 0, return 1 */ 251 if (exp == 0) 252 return power; 253 254 /* determine the number of iterations based on the exponent */ 255 if (exp < 0) 256 iter = exp * -1; 257 else 258 iter = exp; 259 260 /* mutiply a "iter" times to compute power */ 261 for (i = 0; i < iter; i++) { 262 /* 263 * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl 264 * Truncate product back to fwl fractional bits with rounding 265 */ 266 power = vol_shift_64((u64)power * a, fwl); 267 } 268 269 if (exp > 0) { 270 /* if exp is positive, return the result */ 271 return power; 272 } 273 274 /* if exp is negative, return the multiplicative inverse */ 275 numerator = (u64)1 << (fwl << 1); 276 do_div(numerator, power); 277 278 return (u32)numerator; 279 } 280 281 /* 282 * Function to calculate volume gain from TLV data. 283 * This function can only handle gain steps that are multiples of 0.5 dB 284 */ 285 static u32 vol_compute_gain(u32 value, int *tlv) 286 { 287 int dB_gain; 288 u32 linear_gain; 289 int f_step; 290 291 /* mute volume */ 292 if (value == 0 && tlv[TLV_MUTE]) 293 return 0; 294 295 /* 296 * compute dB gain from tlv. tlv_step 297 * in topology is multiplied by 100 298 */ 299 dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100; 300 301 /* 302 * compute linear gain represented by fixed-point 303 * int with VOLUME_FWL fractional bits 304 */ 305 linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL); 306 307 /* extract the fractional part of volume step */ 308 f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100); 309 310 /* if volume step is an odd multiple of 0.5 dB */ 311 if (f_step == VOL_HALF_DB_STEP && (value & 1)) 312 linear_gain = vol_shift_64((u64)linear_gain * 313 VOL_FORTIETH_ROOT_OF_TEN, 314 VOLUME_FWL); 315 316 return linear_gain; 317 } 318 319 /* 320 * Set up volume table for kcontrols from tlv data 321 * "size" specifies the number of entries in the table 322 */ 323 static int set_up_volume_table(struct snd_sof_control *scontrol, 324 int tlv[TLV_ITEMS], int size) 325 { 326 int j; 327 328 /* init the volume table */ 329 scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); 330 if (!scontrol->volume_table) 331 return -ENOMEM; 332 333 /* populate the volume table */ 334 for (j = 0; j < size ; j++) 335 scontrol->volume_table[j] = vol_compute_gain(j, tlv); 336 337 return 0; 338 } 339 340 struct sof_dai_types { 341 const char *name; 342 enum sof_ipc_dai_type type; 343 }; 344 345 static const struct sof_dai_types sof_dais[] = { 346 {"SSP", SOF_DAI_INTEL_SSP}, 347 {"HDA", SOF_DAI_INTEL_HDA}, 348 {"DMIC", SOF_DAI_INTEL_DMIC}, 349 {"ALH", SOF_DAI_INTEL_ALH}, 350 {"SAI", SOF_DAI_IMX_SAI}, 351 {"ESAI", SOF_DAI_IMX_ESAI}, 352 }; 353 354 static enum sof_ipc_dai_type find_dai(const char *name) 355 { 356 int i; 357 358 for (i = 0; i < ARRAY_SIZE(sof_dais); i++) { 359 if (strcmp(name, sof_dais[i].name) == 0) 360 return sof_dais[i].type; 361 } 362 363 return SOF_DAI_INTEL_NONE; 364 } 365 366 /* 367 * Supported Frame format types and lookup, add new ones to end of list. 368 */ 369 370 struct sof_frame_types { 371 const char *name; 372 enum sof_ipc_frame frame; 373 }; 374 375 static const struct sof_frame_types sof_frames[] = { 376 {"s16le", SOF_IPC_FRAME_S16_LE}, 377 {"s24le", SOF_IPC_FRAME_S24_4LE}, 378 {"s32le", SOF_IPC_FRAME_S32_LE}, 379 {"float", SOF_IPC_FRAME_FLOAT}, 380 }; 381 382 static enum sof_ipc_frame find_format(const char *name) 383 { 384 int i; 385 386 for (i = 0; i < ARRAY_SIZE(sof_frames); i++) { 387 if (strcmp(name, sof_frames[i].name) == 0) 388 return sof_frames[i].frame; 389 } 390 391 /* use s32le if nothing is specified */ 392 return SOF_IPC_FRAME_S32_LE; 393 } 394 395 struct sof_process_types { 396 const char *name; 397 enum sof_ipc_process_type type; 398 enum sof_comp_type comp_type; 399 }; 400 401 static const struct sof_process_types sof_process[] = { 402 {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR}, 403 {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR}, 404 {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT}, 405 {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB}, 406 {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR}, 407 {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX}, 408 {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX}, 409 }; 410 411 static enum sof_ipc_process_type find_process(const char *name) 412 { 413 int i; 414 415 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 416 if (strcmp(name, sof_process[i].name) == 0) 417 return sof_process[i].type; 418 } 419 420 return SOF_PROCESS_NONE; 421 } 422 423 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type) 424 { 425 int i; 426 427 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 428 if (sof_process[i].type == type) 429 return sof_process[i].comp_type; 430 } 431 432 return SOF_COMP_NONE; 433 } 434 435 /* 436 * Standard Kcontrols. 437 */ 438 439 static int sof_control_load_volume(struct snd_soc_component *scomp, 440 struct snd_sof_control *scontrol, 441 struct snd_kcontrol_new *kc, 442 struct snd_soc_tplg_ctl_hdr *hdr) 443 { 444 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 445 struct snd_soc_tplg_mixer_control *mc = 446 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); 447 struct sof_ipc_ctrl_data *cdata; 448 int tlv[TLV_ITEMS]; 449 unsigned int i; 450 int ret; 451 452 /* validate topology data */ 453 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) 454 return -EINVAL; 455 456 /* init the volume get/put data */ 457 scontrol->size = struct_size(scontrol->control_data, chanv, 458 le32_to_cpu(mc->num_channels)); 459 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 460 if (!scontrol->control_data) 461 return -ENOMEM; 462 463 scontrol->comp_id = sdev->next_comp_id; 464 scontrol->min_volume_step = le32_to_cpu(mc->min); 465 scontrol->max_volume_step = le32_to_cpu(mc->max); 466 scontrol->num_channels = le32_to_cpu(mc->num_channels); 467 468 /* set cmd for mixer control */ 469 if (le32_to_cpu(mc->max) == 1) { 470 scontrol->cmd = SOF_CTRL_CMD_SWITCH; 471 goto out; 472 } 473 474 scontrol->cmd = SOF_CTRL_CMD_VOLUME; 475 476 /* extract tlv data */ 477 if (get_tlv_data(kc->tlv.p, tlv) < 0) { 478 dev_err(sdev->dev, "error: invalid TLV data\n"); 479 return -EINVAL; 480 } 481 482 /* set up volume table */ 483 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); 484 if (ret < 0) { 485 dev_err(sdev->dev, "error: setting up volume table\n"); 486 return ret; 487 } 488 489 /* set default volume values to 0dB in control */ 490 cdata = scontrol->control_data; 491 for (i = 0; i < scontrol->num_channels; i++) { 492 cdata->chanv[i].channel = i; 493 cdata->chanv[i].value = VOL_ZERO_DB; 494 } 495 496 out: 497 dev_dbg(sdev->dev, "tplg: load kcontrol index %d chans %d\n", 498 scontrol->comp_id, scontrol->num_channels); 499 500 return 0; 501 } 502 503 static int sof_control_load_enum(struct snd_soc_component *scomp, 504 struct snd_sof_control *scontrol, 505 struct snd_kcontrol_new *kc, 506 struct snd_soc_tplg_ctl_hdr *hdr) 507 { 508 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 509 struct snd_soc_tplg_enum_control *ec = 510 container_of(hdr, struct snd_soc_tplg_enum_control, hdr); 511 512 /* validate topology data */ 513 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) 514 return -EINVAL; 515 516 /* init the enum get/put data */ 517 scontrol->size = struct_size(scontrol->control_data, chanv, 518 le32_to_cpu(ec->num_channels)); 519 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 520 if (!scontrol->control_data) 521 return -ENOMEM; 522 523 scontrol->comp_id = sdev->next_comp_id; 524 scontrol->num_channels = le32_to_cpu(ec->num_channels); 525 526 scontrol->cmd = SOF_CTRL_CMD_ENUM; 527 528 dev_dbg(sdev->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", 529 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); 530 531 return 0; 532 } 533 534 static int sof_control_load_bytes(struct snd_soc_component *scomp, 535 struct snd_sof_control *scontrol, 536 struct snd_kcontrol_new *kc, 537 struct snd_soc_tplg_ctl_hdr *hdr) 538 { 539 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 540 struct sof_ipc_ctrl_data *cdata; 541 struct snd_soc_tplg_bytes_control *control = 542 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); 543 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; 544 int max_size = sbe->max; 545 546 if (le32_to_cpu(control->priv.size) > max_size) { 547 dev_err(sdev->dev, "err: bytes data size %d exceeds max %d.\n", 548 control->priv.size, max_size); 549 return -EINVAL; 550 } 551 552 /* init the get/put bytes data */ 553 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + 554 le32_to_cpu(control->priv.size); 555 scontrol->control_data = kzalloc(max_size, GFP_KERNEL); 556 cdata = scontrol->control_data; 557 if (!scontrol->control_data) 558 return -ENOMEM; 559 560 scontrol->comp_id = sdev->next_comp_id; 561 scontrol->cmd = SOF_CTRL_CMD_BINARY; 562 563 dev_dbg(sdev->dev, "tplg: load kcontrol index %d chans %d\n", 564 scontrol->comp_id, scontrol->num_channels); 565 566 if (le32_to_cpu(control->priv.size) > 0) { 567 memcpy(cdata->data, control->priv.data, 568 le32_to_cpu(control->priv.size)); 569 570 if (cdata->data->magic != SOF_ABI_MAGIC) { 571 dev_err(sdev->dev, "error: Wrong ABI magic 0x%08x.\n", 572 cdata->data->magic); 573 return -EINVAL; 574 } 575 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, 576 cdata->data->abi)) { 577 dev_err(sdev->dev, 578 "error: Incompatible ABI version 0x%08x.\n", 579 cdata->data->abi); 580 return -EINVAL; 581 } 582 if (cdata->data->size + sizeof(const struct sof_abi_hdr) != 583 le32_to_cpu(control->priv.size)) { 584 dev_err(sdev->dev, 585 "error: Conflict in bytes vs. priv size.\n"); 586 return -EINVAL; 587 } 588 } 589 return 0; 590 } 591 592 /* 593 * Topology Token Parsing. 594 * New tokens should be added to headers and parsing tables below. 595 */ 596 597 struct sof_topology_token { 598 u32 token; 599 u32 type; 600 int (*get_token)(void *elem, void *object, u32 offset, u32 size); 601 u32 offset; 602 u32 size; 603 }; 604 605 static int get_token_u32(void *elem, void *object, u32 offset, u32 size) 606 { 607 struct snd_soc_tplg_vendor_value_elem *velem = elem; 608 u32 *val = (u32 *)((u8 *)object + offset); 609 610 *val = le32_to_cpu(velem->value); 611 return 0; 612 } 613 614 static int get_token_u16(void *elem, void *object, u32 offset, u32 size) 615 { 616 struct snd_soc_tplg_vendor_value_elem *velem = elem; 617 u16 *val = (u16 *)((u8 *)object + offset); 618 619 *val = (u16)le32_to_cpu(velem->value); 620 return 0; 621 } 622 623 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size) 624 { 625 struct snd_soc_tplg_vendor_string_elem *velem = elem; 626 u32 *val = (u32 *)((u8 *)object + offset); 627 628 *val = find_format(velem->string); 629 return 0; 630 } 631 632 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size) 633 { 634 struct snd_soc_tplg_vendor_string_elem *velem = elem; 635 u32 *val = (u32 *)((u8 *)object + offset); 636 637 *val = find_dai(velem->string); 638 return 0; 639 } 640 641 static int get_token_process_type(void *elem, void *object, u32 offset, 642 u32 size) 643 { 644 struct snd_soc_tplg_vendor_string_elem *velem = elem; 645 u32 *val = (u32 *)((u8 *)object + offset); 646 647 *val = find_process(velem->string); 648 return 0; 649 } 650 651 /* Buffers */ 652 static const struct sof_topology_token buffer_tokens[] = { 653 {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 654 offsetof(struct sof_ipc_buffer, size), 0}, 655 {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 656 offsetof(struct sof_ipc_buffer, caps), 0}, 657 }; 658 659 /* DAI */ 660 static const struct sof_topology_token dai_tokens[] = { 661 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 662 offsetof(struct sof_ipc_comp_dai, type), 0}, 663 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 664 offsetof(struct sof_ipc_comp_dai, dai_index), 0}, 665 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 666 offsetof(struct sof_ipc_comp_dai, direction), 0}, 667 }; 668 669 /* BE DAI link */ 670 static const struct sof_topology_token dai_link_tokens[] = { 671 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 672 offsetof(struct sof_ipc_dai_config, type), 0}, 673 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 674 offsetof(struct sof_ipc_dai_config, dai_index), 0}, 675 }; 676 677 /* scheduling */ 678 static const struct sof_topology_token sched_tokens[] = { 679 {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 680 offsetof(struct sof_ipc_pipe_new, period), 0}, 681 {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 682 offsetof(struct sof_ipc_pipe_new, priority), 0}, 683 {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 684 offsetof(struct sof_ipc_pipe_new, period_mips), 0}, 685 {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 686 offsetof(struct sof_ipc_pipe_new, core), 0}, 687 {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 688 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0}, 689 {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 690 offsetof(struct sof_ipc_pipe_new, time_domain), 0}, 691 }; 692 693 /* volume */ 694 static const struct sof_topology_token volume_tokens[] = { 695 {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 696 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0}, 697 {SOF_TKN_VOLUME_RAMP_STEP_MS, 698 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 699 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0}, 700 }; 701 702 /* SRC */ 703 static const struct sof_topology_token src_tokens[] = { 704 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 705 offsetof(struct sof_ipc_comp_src, source_rate), 0}, 706 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 707 offsetof(struct sof_ipc_comp_src, sink_rate), 0}, 708 }; 709 710 /* Tone */ 711 static const struct sof_topology_token tone_tokens[] = { 712 }; 713 714 /* EFFECT */ 715 static const struct sof_topology_token process_tokens[] = { 716 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, 717 get_token_process_type, 718 offsetof(struct sof_ipc_comp_process, type), 0}, 719 }; 720 721 /* PCM */ 722 static const struct sof_topology_token pcm_tokens[] = { 723 {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 724 offsetof(struct sof_ipc_comp_host, dmac_config), 0}, 725 }; 726 727 /* Generic components */ 728 static const struct sof_topology_token comp_tokens[] = { 729 {SOF_TKN_COMP_PERIOD_SINK_COUNT, 730 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 731 offsetof(struct sof_ipc_comp_config, periods_sink), 0}, 732 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT, 733 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 734 offsetof(struct sof_ipc_comp_config, periods_source), 0}, 735 {SOF_TKN_COMP_FORMAT, 736 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 737 offsetof(struct sof_ipc_comp_config, frame_fmt), 0}, 738 }; 739 740 /* SSP */ 741 static const struct sof_topology_token ssp_tokens[] = { 742 {SOF_TKN_INTEL_SSP_CLKS_CONTROL, 743 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 744 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0}, 745 {SOF_TKN_INTEL_SSP_MCLK_ID, 746 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 747 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0}, 748 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 749 get_token_u32, 750 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0}, 751 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, 752 get_token_u16, 753 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0}, 754 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 755 get_token_u32, 756 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0}, 757 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL, 758 get_token_u16, 759 offsetof(struct sof_ipc_dai_ssp_params, 760 tdm_per_slot_padding_flag), 0}, 761 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD, 762 get_token_u32, 763 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0}, 764 765 }; 766 767 /* DMIC */ 768 static const struct sof_topology_token dmic_tokens[] = { 769 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION, 770 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 771 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version), 772 0}, 773 {SOF_TKN_INTEL_DMIC_CLK_MIN, 774 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 775 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0}, 776 {SOF_TKN_INTEL_DMIC_CLK_MAX, 777 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 778 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0}, 779 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE, 780 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 781 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0}, 782 {SOF_TKN_INTEL_DMIC_DUTY_MIN, 783 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 784 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0}, 785 {SOF_TKN_INTEL_DMIC_DUTY_MAX, 786 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 787 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0}, 788 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, 789 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 790 offsetof(struct sof_ipc_dai_dmic_params, 791 num_pdm_active), 0}, 792 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, 793 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 794 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0}, 795 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, 796 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 797 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0}, 798 799 }; 800 801 /* 802 * DMIC PDM Tokens 803 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token 804 * as it increments the index while parsing the array of pdm tokens 805 * and determines the correct offset 806 */ 807 static const struct sof_topology_token dmic_pdm_tokens[] = { 808 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID, 809 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 810 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id), 811 0}, 812 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable, 813 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 814 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a), 815 0}, 816 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable, 817 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 818 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b), 819 0}, 820 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A, 821 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 822 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a), 823 0}, 824 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B, 825 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 826 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b), 827 0}, 828 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE, 829 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 830 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge), 831 0}, 832 {SOF_TKN_INTEL_DMIC_PDM_SKEW, 833 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 834 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew), 835 0}, 836 }; 837 838 /* HDA */ 839 static const struct sof_topology_token hda_tokens[] = { 840 }; 841 842 static void sof_parse_uuid_tokens(struct snd_soc_component *scomp, 843 void *object, 844 const struct sof_topology_token *tokens, 845 int count, 846 struct snd_soc_tplg_vendor_array *array) 847 { 848 struct snd_soc_tplg_vendor_uuid_elem *elem; 849 int i, j; 850 851 /* parse element by element */ 852 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 853 elem = &array->uuid[i]; 854 855 /* search for token */ 856 for (j = 0; j < count; j++) { 857 /* match token type */ 858 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) 859 continue; 860 861 /* match token id */ 862 if (tokens[j].token != le32_to_cpu(elem->token)) 863 continue; 864 865 /* matched - now load token */ 866 tokens[j].get_token(elem, object, tokens[j].offset, 867 tokens[j].size); 868 } 869 } 870 } 871 872 static void sof_parse_string_tokens(struct snd_soc_component *scomp, 873 void *object, 874 const struct sof_topology_token *tokens, 875 int count, 876 struct snd_soc_tplg_vendor_array *array) 877 { 878 struct snd_soc_tplg_vendor_string_elem *elem; 879 int i, j; 880 881 /* parse element by element */ 882 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 883 elem = &array->string[i]; 884 885 /* search for token */ 886 for (j = 0; j < count; j++) { 887 /* match token type */ 888 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) 889 continue; 890 891 /* match token id */ 892 if (tokens[j].token != le32_to_cpu(elem->token)) 893 continue; 894 895 /* matched - now load token */ 896 tokens[j].get_token(elem, object, tokens[j].offset, 897 tokens[j].size); 898 } 899 } 900 } 901 902 static void sof_parse_word_tokens(struct snd_soc_component *scomp, 903 void *object, 904 const struct sof_topology_token *tokens, 905 int count, 906 struct snd_soc_tplg_vendor_array *array) 907 { 908 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 909 struct snd_soc_tplg_vendor_value_elem *elem; 910 size_t size = sizeof(struct sof_ipc_dai_dmic_pdm_ctrl); 911 int i, j; 912 u32 offset; 913 u32 *index = NULL; 914 915 /* parse element by element */ 916 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 917 elem = &array->value[i]; 918 919 /* search for token */ 920 for (j = 0; j < count; j++) { 921 /* match token type */ 922 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 923 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT)) 924 continue; 925 926 /* match token id */ 927 if (tokens[j].token != le32_to_cpu(elem->token)) 928 continue; 929 930 /* pdm config array index */ 931 if (sdev->private) 932 index = sdev->private; 933 934 /* matched - determine offset */ 935 switch (tokens[j].token) { 936 case SOF_TKN_INTEL_DMIC_PDM_CTRL_ID: 937 938 /* inc number of pdm array index */ 939 if (index) 940 (*index)++; 941 /* fallthrough */ 942 case SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable: 943 case SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable: 944 case SOF_TKN_INTEL_DMIC_PDM_POLARITY_A: 945 case SOF_TKN_INTEL_DMIC_PDM_POLARITY_B: 946 case SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE: 947 case SOF_TKN_INTEL_DMIC_PDM_SKEW: 948 949 /* check if array index is valid */ 950 if (!index || *index == 0) { 951 dev_err(sdev->dev, 952 "error: invalid array offset\n"); 953 continue; 954 } else { 955 /* offset within the pdm config array */ 956 offset = size * (*index - 1); 957 } 958 break; 959 default: 960 offset = 0; 961 break; 962 } 963 964 /* load token */ 965 tokens[j].get_token(elem, object, 966 offset + tokens[j].offset, 967 tokens[j].size); 968 } 969 } 970 } 971 972 static int sof_parse_tokens(struct snd_soc_component *scomp, 973 void *object, 974 const struct sof_topology_token *tokens, 975 int count, 976 struct snd_soc_tplg_vendor_array *array, 977 int priv_size) 978 { 979 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 980 int asize; 981 982 while (priv_size > 0) { 983 asize = le32_to_cpu(array->size); 984 985 /* validate asize */ 986 if (asize < 0) { /* FIXME: A zero-size array makes no sense */ 987 dev_err(sdev->dev, "error: invalid array size 0x%x\n", 988 asize); 989 return -EINVAL; 990 } 991 992 /* make sure there is enough data before parsing */ 993 priv_size -= asize; 994 if (priv_size < 0) { 995 dev_err(sdev->dev, "error: invalid array size 0x%x\n", 996 asize); 997 return -EINVAL; 998 } 999 1000 /* call correct parser depending on type */ 1001 switch (le32_to_cpu(array->type)) { 1002 case SND_SOC_TPLG_TUPLE_TYPE_UUID: 1003 sof_parse_uuid_tokens(scomp, object, tokens, count, 1004 array); 1005 break; 1006 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 1007 sof_parse_string_tokens(scomp, object, tokens, count, 1008 array); 1009 break; 1010 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 1011 case SND_SOC_TPLG_TUPLE_TYPE_BYTE: 1012 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 1013 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 1014 sof_parse_word_tokens(scomp, object, tokens, count, 1015 array); 1016 break; 1017 default: 1018 dev_err(sdev->dev, "error: unknown token type %d\n", 1019 array->type); 1020 return -EINVAL; 1021 } 1022 1023 /* next array */ 1024 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array 1025 + asize); 1026 } 1027 return 0; 1028 } 1029 1030 static void sof_dbg_comp_config(struct snd_soc_component *scomp, 1031 struct sof_ipc_comp_config *config) 1032 { 1033 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1034 1035 dev_dbg(sdev->dev, " config: periods snk %d src %d fmt %d\n", 1036 config->periods_sink, config->periods_source, 1037 config->frame_fmt); 1038 } 1039 1040 /* external kcontrol init - used for any driver specific init */ 1041 static int sof_control_load(struct snd_soc_component *scomp, int index, 1042 struct snd_kcontrol_new *kc, 1043 struct snd_soc_tplg_ctl_hdr *hdr) 1044 { 1045 struct soc_mixer_control *sm; 1046 struct soc_bytes_ext *sbe; 1047 struct soc_enum *se; 1048 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1049 struct snd_soc_dobj *dobj; 1050 struct snd_sof_control *scontrol; 1051 int ret = -EINVAL; 1052 1053 dev_dbg(sdev->dev, "tplg: load control type %d name : %s\n", 1054 hdr->type, hdr->name); 1055 1056 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); 1057 if (!scontrol) 1058 return -ENOMEM; 1059 1060 scontrol->sdev = sdev; 1061 1062 switch (le32_to_cpu(hdr->ops.info)) { 1063 case SND_SOC_TPLG_CTL_VOLSW: 1064 case SND_SOC_TPLG_CTL_VOLSW_SX: 1065 case SND_SOC_TPLG_CTL_VOLSW_XR_SX: 1066 sm = (struct soc_mixer_control *)kc->private_value; 1067 dobj = &sm->dobj; 1068 ret = sof_control_load_volume(scomp, scontrol, kc, hdr); 1069 break; 1070 case SND_SOC_TPLG_CTL_BYTES: 1071 sbe = (struct soc_bytes_ext *)kc->private_value; 1072 dobj = &sbe->dobj; 1073 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); 1074 break; 1075 case SND_SOC_TPLG_CTL_ENUM: 1076 case SND_SOC_TPLG_CTL_ENUM_VALUE: 1077 se = (struct soc_enum *)kc->private_value; 1078 dobj = &se->dobj; 1079 ret = sof_control_load_enum(scomp, scontrol, kc, hdr); 1080 break; 1081 case SND_SOC_TPLG_CTL_RANGE: 1082 case SND_SOC_TPLG_CTL_STROBE: 1083 case SND_SOC_TPLG_DAPM_CTL_VOLSW: 1084 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: 1085 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: 1086 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: 1087 case SND_SOC_TPLG_DAPM_CTL_PIN: 1088 default: 1089 dev_warn(sdev->dev, "control type not supported %d:%d:%d\n", 1090 hdr->ops.get, hdr->ops.put, hdr->ops.info); 1091 kfree(scontrol); 1092 return 0; 1093 } 1094 1095 dobj->private = scontrol; 1096 list_add(&scontrol->list, &sdev->kcontrol_list); 1097 return ret; 1098 } 1099 1100 static int sof_control_unload(struct snd_soc_component *scomp, 1101 struct snd_soc_dobj *dobj) 1102 { 1103 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1104 struct sof_ipc_free fcomp; 1105 struct snd_sof_control *scontrol = dobj->private; 1106 1107 dev_dbg(sdev->dev, "tplg: unload control name : %s\n", scomp->name); 1108 1109 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE; 1110 fcomp.hdr.size = sizeof(fcomp); 1111 fcomp.id = scontrol->comp_id; 1112 1113 kfree(scontrol->control_data); 1114 list_del(&scontrol->list); 1115 kfree(scontrol); 1116 /* send IPC to the DSP */ 1117 return sof_ipc_tx_message(sdev->ipc, 1118 fcomp.hdr.cmd, &fcomp, sizeof(fcomp), 1119 NULL, 0); 1120 } 1121 1122 /* 1123 * DAI Topology 1124 */ 1125 1126 static int sof_connect_dai_widget(struct snd_soc_component *scomp, 1127 struct snd_soc_dapm_widget *w, 1128 struct snd_soc_tplg_dapm_widget *tw, 1129 struct snd_sof_dai *dai) 1130 { 1131 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1132 struct snd_soc_card *card = scomp->card; 1133 struct snd_soc_pcm_runtime *rtd; 1134 1135 list_for_each_entry(rtd, &card->rtd_list, list) { 1136 dev_vdbg(sdev->dev, "tplg: check widget: %s stream: %s dai stream: %s\n", 1137 w->name, w->sname, rtd->dai_link->stream_name); 1138 1139 if (!w->sname || !rtd->dai_link->stream_name) 1140 continue; 1141 1142 /* does stream match DAI link ? */ 1143 if (strcmp(w->sname, rtd->dai_link->stream_name)) 1144 continue; 1145 1146 switch (w->id) { 1147 case snd_soc_dapm_dai_out: 1148 rtd->cpu_dai->capture_widget = w; 1149 dai->name = rtd->dai_link->name; 1150 dev_dbg(sdev->dev, "tplg: connected widget %s -> DAI link %s\n", 1151 w->name, rtd->dai_link->name); 1152 break; 1153 case snd_soc_dapm_dai_in: 1154 rtd->cpu_dai->playback_widget = w; 1155 dai->name = rtd->dai_link->name; 1156 dev_dbg(sdev->dev, "tplg: connected widget %s -> DAI link %s\n", 1157 w->name, rtd->dai_link->name); 1158 break; 1159 default: 1160 break; 1161 } 1162 } 1163 1164 /* check we have a connection */ 1165 if (!dai->name) { 1166 dev_err(sdev->dev, "error: can't connect DAI %s stream %s\n", 1167 w->name, w->sname); 1168 return -EINVAL; 1169 } 1170 1171 return 0; 1172 } 1173 1174 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, 1175 struct snd_sof_widget *swidget, 1176 struct snd_soc_tplg_dapm_widget *tw, 1177 struct sof_ipc_comp_reply *r, 1178 struct snd_sof_dai *dai) 1179 { 1180 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1181 struct snd_soc_tplg_private *private = &tw->priv; 1182 struct sof_ipc_comp_dai comp_dai; 1183 int ret; 1184 1185 /* configure dai IPC message */ 1186 memset(&comp_dai, 0, sizeof(comp_dai)); 1187 comp_dai.comp.hdr.size = sizeof(comp_dai); 1188 comp_dai.comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1189 comp_dai.comp.id = swidget->comp_id; 1190 comp_dai.comp.type = SOF_COMP_DAI; 1191 comp_dai.comp.pipeline_id = index; 1192 comp_dai.config.hdr.size = sizeof(comp_dai.config); 1193 1194 ret = sof_parse_tokens(scomp, &comp_dai, dai_tokens, 1195 ARRAY_SIZE(dai_tokens), private->array, 1196 le32_to_cpu(private->size)); 1197 if (ret != 0) { 1198 dev_err(sdev->dev, "error: parse dai tokens failed %d\n", 1199 le32_to_cpu(private->size)); 1200 return ret; 1201 } 1202 1203 ret = sof_parse_tokens(scomp, &comp_dai.config, comp_tokens, 1204 ARRAY_SIZE(comp_tokens), private->array, 1205 le32_to_cpu(private->size)); 1206 if (ret != 0) { 1207 dev_err(sdev->dev, "error: parse dai.cfg tokens failed %d\n", 1208 private->size); 1209 return ret; 1210 } 1211 1212 dev_dbg(sdev->dev, "dai %s: type %d index %d\n", 1213 swidget->widget->name, comp_dai.type, comp_dai.dai_index); 1214 sof_dbg_comp_config(scomp, &comp_dai.config); 1215 1216 ret = sof_ipc_tx_message(sdev->ipc, comp_dai.comp.hdr.cmd, 1217 &comp_dai, sizeof(comp_dai), r, sizeof(*r)); 1218 1219 if (ret == 0 && dai) { 1220 dai->sdev = sdev; 1221 memcpy(&dai->comp_dai, &comp_dai, sizeof(comp_dai)); 1222 } 1223 1224 return ret; 1225 } 1226 1227 /* 1228 * Buffer topology 1229 */ 1230 1231 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index, 1232 struct snd_sof_widget *swidget, 1233 struct snd_soc_tplg_dapm_widget *tw, 1234 struct sof_ipc_comp_reply *r) 1235 { 1236 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1237 struct snd_soc_tplg_private *private = &tw->priv; 1238 struct sof_ipc_buffer *buffer; 1239 int ret; 1240 1241 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); 1242 if (!buffer) 1243 return -ENOMEM; 1244 1245 /* configure dai IPC message */ 1246 buffer->comp.hdr.size = sizeof(*buffer); 1247 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW; 1248 buffer->comp.id = swidget->comp_id; 1249 buffer->comp.type = SOF_COMP_BUFFER; 1250 buffer->comp.pipeline_id = index; 1251 1252 ret = sof_parse_tokens(scomp, buffer, buffer_tokens, 1253 ARRAY_SIZE(buffer_tokens), private->array, 1254 le32_to_cpu(private->size)); 1255 if (ret != 0) { 1256 dev_err(sdev->dev, "error: parse buffer tokens failed %d\n", 1257 private->size); 1258 kfree(buffer); 1259 return ret; 1260 } 1261 1262 dev_dbg(sdev->dev, "buffer %s: size %d caps 0x%x\n", 1263 swidget->widget->name, buffer->size, buffer->caps); 1264 1265 swidget->private = buffer; 1266 1267 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer, 1268 sizeof(*buffer), r, sizeof(*r)); 1269 if (ret < 0) { 1270 dev_err(sdev->dev, "error: buffer %s load failed\n", 1271 swidget->widget->name); 1272 kfree(buffer); 1273 } 1274 1275 return ret; 1276 } 1277 1278 /* bind PCM ID to host component ID */ 1279 static int spcm_bind(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, 1280 int dir) 1281 { 1282 struct snd_sof_widget *host_widget; 1283 1284 host_widget = snd_sof_find_swidget_sname(sdev, 1285 spcm->pcm.caps[dir].name, 1286 dir); 1287 if (!host_widget) { 1288 dev_err(sdev->dev, "can't find host comp to bind pcm\n"); 1289 return -EINVAL; 1290 } 1291 1292 spcm->stream[dir].comp_id = host_widget->comp_id; 1293 1294 return 0; 1295 } 1296 1297 /* 1298 * PCM Topology 1299 */ 1300 1301 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index, 1302 struct snd_sof_widget *swidget, 1303 enum sof_ipc_stream_direction dir, 1304 struct snd_soc_tplg_dapm_widget *tw, 1305 struct sof_ipc_comp_reply *r) 1306 { 1307 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1308 struct snd_soc_tplg_private *private = &tw->priv; 1309 struct sof_ipc_comp_host *host; 1310 int ret; 1311 1312 host = kzalloc(sizeof(*host), GFP_KERNEL); 1313 if (!host) 1314 return -ENOMEM; 1315 1316 /* configure host comp IPC message */ 1317 host->comp.hdr.size = sizeof(*host); 1318 host->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1319 host->comp.id = swidget->comp_id; 1320 host->comp.type = SOF_COMP_HOST; 1321 host->comp.pipeline_id = index; 1322 host->direction = dir; 1323 host->config.hdr.size = sizeof(host->config); 1324 1325 ret = sof_parse_tokens(scomp, host, pcm_tokens, 1326 ARRAY_SIZE(pcm_tokens), private->array, 1327 le32_to_cpu(private->size)); 1328 if (ret != 0) { 1329 dev_err(sdev->dev, "error: parse host tokens failed %d\n", 1330 private->size); 1331 goto err; 1332 } 1333 1334 ret = sof_parse_tokens(scomp, &host->config, comp_tokens, 1335 ARRAY_SIZE(comp_tokens), private->array, 1336 le32_to_cpu(private->size)); 1337 if (ret != 0) { 1338 dev_err(sdev->dev, "error: parse host.cfg tokens failed %d\n", 1339 le32_to_cpu(private->size)); 1340 goto err; 1341 } 1342 1343 dev_dbg(sdev->dev, "loaded host %s\n", swidget->widget->name); 1344 sof_dbg_comp_config(scomp, &host->config); 1345 1346 swidget->private = host; 1347 1348 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host, 1349 sizeof(*host), r, sizeof(*r)); 1350 if (ret >= 0) 1351 return ret; 1352 err: 1353 kfree(host); 1354 return ret; 1355 } 1356 1357 /* 1358 * Pipeline Topology 1359 */ 1360 int sof_load_pipeline_ipc(struct snd_sof_dev *sdev, 1361 struct sof_ipc_pipe_new *pipeline, 1362 struct sof_ipc_comp_reply *r) 1363 { 1364 struct sof_ipc_pm_core_config pm_core_config; 1365 int ret; 1366 1367 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline, 1368 sizeof(*pipeline), r, sizeof(*r)); 1369 if (ret < 0) { 1370 dev_err(sdev->dev, "error: load pipeline ipc failure\n"); 1371 return ret; 1372 } 1373 1374 /* power up the core that this pipeline is scheduled on */ 1375 ret = snd_sof_dsp_core_power_up(sdev, 1 << pipeline->core); 1376 if (ret < 0) { 1377 dev_err(sdev->dev, "error: powering up pipeline schedule core %d\n", 1378 pipeline->core); 1379 return ret; 1380 } 1381 1382 /* update enabled cores mask */ 1383 sdev->enabled_cores_mask |= 1 << pipeline->core; 1384 1385 /* 1386 * Now notify DSP that the core that this pipeline is scheduled on 1387 * has been powered up 1388 */ 1389 memset(&pm_core_config, 0, sizeof(pm_core_config)); 1390 pm_core_config.enable_mask = sdev->enabled_cores_mask; 1391 1392 /* configure CORE_ENABLE ipc message */ 1393 pm_core_config.hdr.size = sizeof(pm_core_config); 1394 pm_core_config.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE; 1395 1396 /* send ipc */ 1397 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd, 1398 &pm_core_config, sizeof(pm_core_config), 1399 &pm_core_config, sizeof(pm_core_config)); 1400 if (ret < 0) 1401 dev_err(sdev->dev, "error: core enable ipc failure\n"); 1402 1403 return ret; 1404 } 1405 1406 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, 1407 int index, struct snd_sof_widget *swidget, 1408 struct snd_soc_tplg_dapm_widget *tw, 1409 struct sof_ipc_comp_reply *r) 1410 { 1411 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1412 struct snd_soc_tplg_private *private = &tw->priv; 1413 struct sof_ipc_pipe_new *pipeline; 1414 struct snd_sof_widget *comp_swidget; 1415 int ret; 1416 1417 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL); 1418 if (!pipeline) 1419 return -ENOMEM; 1420 1421 /* configure dai IPC message */ 1422 pipeline->hdr.size = sizeof(*pipeline); 1423 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW; 1424 pipeline->pipeline_id = index; 1425 pipeline->comp_id = swidget->comp_id; 1426 1427 /* component at start of pipeline is our stream id */ 1428 comp_swidget = snd_sof_find_swidget(sdev, tw->sname); 1429 if (!comp_swidget) { 1430 dev_err(sdev->dev, "error: widget %s refers to non existent widget %s\n", 1431 tw->name, tw->sname); 1432 ret = -EINVAL; 1433 goto err; 1434 } 1435 1436 pipeline->sched_id = comp_swidget->comp_id; 1437 1438 dev_dbg(sdev->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n", 1439 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id); 1440 1441 ret = sof_parse_tokens(scomp, pipeline, sched_tokens, 1442 ARRAY_SIZE(sched_tokens), private->array, 1443 le32_to_cpu(private->size)); 1444 if (ret != 0) { 1445 dev_err(sdev->dev, "error: parse pipeline tokens failed %d\n", 1446 private->size); 1447 goto err; 1448 } 1449 1450 dev_dbg(sdev->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n", 1451 swidget->widget->name, pipeline->period, pipeline->priority, 1452 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched); 1453 1454 swidget->private = pipeline; 1455 1456 /* send ipc's to create pipeline comp and power up schedule core */ 1457 ret = sof_load_pipeline_ipc(sdev, pipeline, r); 1458 if (ret >= 0) 1459 return ret; 1460 err: 1461 kfree(pipeline); 1462 return ret; 1463 } 1464 1465 /* 1466 * Mixer topology 1467 */ 1468 1469 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index, 1470 struct snd_sof_widget *swidget, 1471 struct snd_soc_tplg_dapm_widget *tw, 1472 struct sof_ipc_comp_reply *r) 1473 { 1474 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1475 struct snd_soc_tplg_private *private = &tw->priv; 1476 struct sof_ipc_comp_mixer *mixer; 1477 int ret; 1478 1479 mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); 1480 if (!mixer) 1481 return -ENOMEM; 1482 1483 /* configure mixer IPC message */ 1484 mixer->comp.hdr.size = sizeof(*mixer); 1485 mixer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1486 mixer->comp.id = swidget->comp_id; 1487 mixer->comp.type = SOF_COMP_MIXER; 1488 mixer->comp.pipeline_id = index; 1489 mixer->config.hdr.size = sizeof(mixer->config); 1490 1491 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens, 1492 ARRAY_SIZE(comp_tokens), private->array, 1493 le32_to_cpu(private->size)); 1494 if (ret != 0) { 1495 dev_err(sdev->dev, "error: parse mixer.cfg tokens failed %d\n", 1496 private->size); 1497 kfree(mixer); 1498 return ret; 1499 } 1500 1501 sof_dbg_comp_config(scomp, &mixer->config); 1502 1503 swidget->private = mixer; 1504 1505 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer, 1506 sizeof(*mixer), r, sizeof(*r)); 1507 if (ret < 0) 1508 kfree(mixer); 1509 1510 return ret; 1511 } 1512 1513 /* 1514 * Mux topology 1515 */ 1516 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index, 1517 struct snd_sof_widget *swidget, 1518 struct snd_soc_tplg_dapm_widget *tw, 1519 struct sof_ipc_comp_reply *r) 1520 { 1521 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1522 struct snd_soc_tplg_private *private = &tw->priv; 1523 struct sof_ipc_comp_mux *mux; 1524 int ret; 1525 1526 mux = kzalloc(sizeof(*mux), GFP_KERNEL); 1527 if (!mux) 1528 return -ENOMEM; 1529 1530 /* configure mux IPC message */ 1531 mux->comp.hdr.size = sizeof(*mux); 1532 mux->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1533 mux->comp.id = swidget->comp_id; 1534 mux->comp.type = SOF_COMP_MUX; 1535 mux->comp.pipeline_id = index; 1536 mux->config.hdr.size = sizeof(mux->config); 1537 1538 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens, 1539 ARRAY_SIZE(comp_tokens), private->array, 1540 le32_to_cpu(private->size)); 1541 if (ret != 0) { 1542 dev_err(sdev->dev, "error: parse mux.cfg tokens failed %d\n", 1543 private->size); 1544 kfree(mux); 1545 return ret; 1546 } 1547 1548 sof_dbg_comp_config(scomp, &mux->config); 1549 1550 swidget->private = mux; 1551 1552 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux, 1553 sizeof(*mux), r, sizeof(*r)); 1554 if (ret < 0) 1555 kfree(mux); 1556 1557 return ret; 1558 } 1559 1560 /* 1561 * PGA Topology 1562 */ 1563 1564 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, 1565 struct snd_sof_widget *swidget, 1566 struct snd_soc_tplg_dapm_widget *tw, 1567 struct sof_ipc_comp_reply *r) 1568 { 1569 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1570 struct snd_soc_tplg_private *private = &tw->priv; 1571 struct sof_ipc_comp_volume *volume; 1572 struct snd_sof_control *scontrol; 1573 int min_step; 1574 int max_step; 1575 int ret; 1576 1577 volume = kzalloc(sizeof(*volume), GFP_KERNEL); 1578 if (!volume) 1579 return -ENOMEM; 1580 1581 if (le32_to_cpu(tw->num_kcontrols) != 1) { 1582 dev_err(sdev->dev, "error: invalid kcontrol count %d for volume\n", 1583 tw->num_kcontrols); 1584 ret = -EINVAL; 1585 goto err; 1586 } 1587 1588 /* configure volume IPC message */ 1589 volume->comp.hdr.size = sizeof(*volume); 1590 volume->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1591 volume->comp.id = swidget->comp_id; 1592 volume->comp.type = SOF_COMP_VOLUME; 1593 volume->comp.pipeline_id = index; 1594 volume->config.hdr.size = sizeof(volume->config); 1595 1596 ret = sof_parse_tokens(scomp, volume, volume_tokens, 1597 ARRAY_SIZE(volume_tokens), private->array, 1598 le32_to_cpu(private->size)); 1599 if (ret != 0) { 1600 dev_err(sdev->dev, "error: parse volume tokens failed %d\n", 1601 private->size); 1602 goto err; 1603 } 1604 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens, 1605 ARRAY_SIZE(comp_tokens), private->array, 1606 le32_to_cpu(private->size)); 1607 if (ret != 0) { 1608 dev_err(sdev->dev, "error: parse volume.cfg tokens failed %d\n", 1609 le32_to_cpu(private->size)); 1610 goto err; 1611 } 1612 1613 sof_dbg_comp_config(scomp, &volume->config); 1614 1615 swidget->private = volume; 1616 1617 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 1618 if (scontrol->comp_id == swidget->comp_id) { 1619 min_step = scontrol->min_volume_step; 1620 max_step = scontrol->max_volume_step; 1621 volume->min_value = scontrol->volume_table[min_step]; 1622 volume->max_value = scontrol->volume_table[max_step]; 1623 volume->channels = scontrol->num_channels; 1624 break; 1625 } 1626 } 1627 1628 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume, 1629 sizeof(*volume), r, sizeof(*r)); 1630 if (ret >= 0) 1631 return ret; 1632 err: 1633 kfree(volume); 1634 return ret; 1635 } 1636 1637 /* 1638 * SRC Topology 1639 */ 1640 1641 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1642 struct snd_sof_widget *swidget, 1643 struct snd_soc_tplg_dapm_widget *tw, 1644 struct sof_ipc_comp_reply *r) 1645 { 1646 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1647 struct snd_soc_tplg_private *private = &tw->priv; 1648 struct sof_ipc_comp_src *src; 1649 int ret; 1650 1651 src = kzalloc(sizeof(*src), GFP_KERNEL); 1652 if (!src) 1653 return -ENOMEM; 1654 1655 /* configure src IPC message */ 1656 src->comp.hdr.size = sizeof(*src); 1657 src->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1658 src->comp.id = swidget->comp_id; 1659 src->comp.type = SOF_COMP_SRC; 1660 src->comp.pipeline_id = index; 1661 src->config.hdr.size = sizeof(src->config); 1662 1663 ret = sof_parse_tokens(scomp, src, src_tokens, 1664 ARRAY_SIZE(src_tokens), private->array, 1665 le32_to_cpu(private->size)); 1666 if (ret != 0) { 1667 dev_err(sdev->dev, "error: parse src tokens failed %d\n", 1668 private->size); 1669 goto err; 1670 } 1671 1672 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1673 ARRAY_SIZE(comp_tokens), private->array, 1674 le32_to_cpu(private->size)); 1675 if (ret != 0) { 1676 dev_err(sdev->dev, "error: parse src.cfg tokens failed %d\n", 1677 le32_to_cpu(private->size)); 1678 goto err; 1679 } 1680 1681 dev_dbg(sdev->dev, "src %s: source rate %d sink rate %d\n", 1682 swidget->widget->name, src->source_rate, src->sink_rate); 1683 sof_dbg_comp_config(scomp, &src->config); 1684 1685 swidget->private = src; 1686 1687 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src, 1688 sizeof(*src), r, sizeof(*r)); 1689 if (ret >= 0) 1690 return ret; 1691 err: 1692 kfree(src); 1693 return ret; 1694 } 1695 1696 /* 1697 * Signal Generator Topology 1698 */ 1699 1700 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 1701 struct snd_sof_widget *swidget, 1702 struct snd_soc_tplg_dapm_widget *tw, 1703 struct sof_ipc_comp_reply *r) 1704 { 1705 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1706 struct snd_soc_tplg_private *private = &tw->priv; 1707 struct sof_ipc_comp_tone *tone; 1708 int ret; 1709 1710 tone = kzalloc(sizeof(*tone), GFP_KERNEL); 1711 if (!tone) 1712 return -ENOMEM; 1713 1714 /* configure siggen IPC message */ 1715 tone->comp.hdr.size = sizeof(*tone); 1716 tone->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1717 tone->comp.id = swidget->comp_id; 1718 tone->comp.type = SOF_COMP_TONE; 1719 tone->comp.pipeline_id = index; 1720 tone->config.hdr.size = sizeof(tone->config); 1721 1722 ret = sof_parse_tokens(scomp, tone, tone_tokens, 1723 ARRAY_SIZE(tone_tokens), private->array, 1724 le32_to_cpu(private->size)); 1725 if (ret != 0) { 1726 dev_err(sdev->dev, "error: parse tone tokens failed %d\n", 1727 le32_to_cpu(private->size)); 1728 goto err; 1729 } 1730 1731 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 1732 ARRAY_SIZE(comp_tokens), private->array, 1733 le32_to_cpu(private->size)); 1734 if (ret != 0) { 1735 dev_err(sdev->dev, "error: parse tone.cfg tokens failed %d\n", 1736 le32_to_cpu(private->size)); 1737 goto err; 1738 } 1739 1740 dev_dbg(sdev->dev, "tone %s: frequency %d amplitude %d\n", 1741 swidget->widget->name, tone->frequency, tone->amplitude); 1742 sof_dbg_comp_config(scomp, &tone->config); 1743 1744 swidget->private = tone; 1745 1746 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone, 1747 sizeof(*tone), r, sizeof(*r)); 1748 if (ret >= 0) 1749 return ret; 1750 err: 1751 kfree(tone); 1752 return ret; 1753 } 1754 1755 static int sof_get_control_data(struct snd_sof_dev *sdev, 1756 struct snd_soc_dapm_widget *widget, 1757 struct sof_widget_data *wdata, 1758 size_t *size) 1759 { 1760 const struct snd_kcontrol_new *kc; 1761 struct soc_mixer_control *sm; 1762 struct soc_bytes_ext *sbe; 1763 struct soc_enum *se; 1764 int i; 1765 1766 *size = 0; 1767 1768 for (i = 0; i < widget->num_kcontrols; i++) { 1769 kc = &widget->kcontrol_news[i]; 1770 1771 switch (widget->dobj.widget.kcontrol_type) { 1772 case SND_SOC_TPLG_TYPE_MIXER: 1773 sm = (struct soc_mixer_control *)kc->private_value; 1774 wdata[i].control = sm->dobj.private; 1775 break; 1776 case SND_SOC_TPLG_TYPE_BYTES: 1777 sbe = (struct soc_bytes_ext *)kc->private_value; 1778 wdata[i].control = sbe->dobj.private; 1779 break; 1780 case SND_SOC_TPLG_TYPE_ENUM: 1781 se = (struct soc_enum *)kc->private_value; 1782 wdata[i].control = se->dobj.private; 1783 break; 1784 default: 1785 dev_err(sdev->dev, "error: unknown kcontrol type %d in widget %s\n", 1786 widget->dobj.widget.kcontrol_type, 1787 widget->name); 1788 return -EINVAL; 1789 } 1790 1791 if (!wdata[i].control) { 1792 dev_err(sdev->dev, "error: no scontrol for widget %s\n", 1793 widget->name); 1794 return -EINVAL; 1795 } 1796 1797 wdata[i].pdata = wdata[i].control->control_data->data; 1798 if (!wdata[i].pdata) 1799 return -EINVAL; 1800 1801 /* make sure data is valid - data can be updated at runtime */ 1802 if (wdata[i].pdata->magic != SOF_ABI_MAGIC) 1803 return -EINVAL; 1804 1805 *size += wdata[i].pdata->size; 1806 1807 /* get data type */ 1808 switch (wdata[i].control->cmd) { 1809 case SOF_CTRL_CMD_VOLUME: 1810 case SOF_CTRL_CMD_ENUM: 1811 case SOF_CTRL_CMD_SWITCH: 1812 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 1813 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 1814 break; 1815 case SOF_CTRL_CMD_BINARY: 1816 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 1817 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 1818 break; 1819 default: 1820 break; 1821 } 1822 } 1823 1824 return 0; 1825 } 1826 1827 static int sof_process_load(struct snd_soc_component *scomp, int index, 1828 struct snd_sof_widget *swidget, 1829 struct snd_soc_tplg_dapm_widget *tw, 1830 struct sof_ipc_comp_reply *r, 1831 int type) 1832 { 1833 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1834 struct snd_soc_dapm_widget *widget = swidget->widget; 1835 struct snd_soc_tplg_private *private = &tw->priv; 1836 struct sof_ipc_comp_process *process = NULL; 1837 struct sof_widget_data *wdata = NULL; 1838 size_t ipc_data_size = 0; 1839 size_t ipc_size; 1840 int offset = 0; 1841 int ret = 0; 1842 int i; 1843 1844 if (type == SOF_COMP_NONE) { 1845 dev_err(sdev->dev, "error: invalid process comp type %d\n", 1846 type); 1847 return -EINVAL; 1848 } 1849 1850 /* allocate struct for widget control data sizes and types */ 1851 if (widget->num_kcontrols) { 1852 wdata = kcalloc(widget->num_kcontrols, 1853 sizeof(*wdata), 1854 GFP_KERNEL); 1855 1856 if (!wdata) 1857 return -ENOMEM; 1858 1859 /* get possible component controls and get size of all pdata */ 1860 ret = sof_get_control_data(sdev, widget, wdata, 1861 &ipc_data_size); 1862 1863 if (ret < 0) 1864 goto out; 1865 } 1866 1867 ipc_size = sizeof(struct sof_ipc_comp_process) + 1868 le32_to_cpu(private->size) + 1869 ipc_data_size; 1870 1871 /* we are exceeding max ipc size, config needs to be sent separately */ 1872 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 1873 ipc_size -= ipc_data_size; 1874 ipc_data_size = 0; 1875 } 1876 1877 process = kzalloc(ipc_size, GFP_KERNEL); 1878 if (!process) { 1879 ret = -ENOMEM; 1880 goto out; 1881 } 1882 1883 /* configure iir IPC message */ 1884 process->comp.hdr.size = ipc_size; 1885 process->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1886 process->comp.id = swidget->comp_id; 1887 process->comp.type = type; 1888 process->comp.pipeline_id = index; 1889 process->config.hdr.size = sizeof(process->config); 1890 1891 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 1892 ARRAY_SIZE(comp_tokens), private->array, 1893 le32_to_cpu(private->size)); 1894 if (ret != 0) { 1895 dev_err(sdev->dev, "error: parse process.cfg tokens failed %d\n", 1896 le32_to_cpu(private->size)); 1897 goto err; 1898 } 1899 1900 sof_dbg_comp_config(scomp, &process->config); 1901 1902 /* 1903 * found private data in control, so copy it. 1904 * get possible component controls - get size of all pdata, 1905 * then memcpy with headers 1906 */ 1907 if (ipc_data_size) { 1908 for (i = 0; i < widget->num_kcontrols; i++) { 1909 memcpy(&process->data + offset, 1910 wdata[i].pdata->data, 1911 wdata[i].pdata->size); 1912 offset += wdata[i].pdata->size; 1913 } 1914 } 1915 1916 process->size = ipc_data_size; 1917 swidget->private = process; 1918 1919 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process, 1920 ipc_size, r, sizeof(*r)); 1921 1922 if (ret < 0) { 1923 dev_err(sdev->dev, "error: create process failed\n"); 1924 goto err; 1925 } 1926 1927 /* we sent the data in single message so return */ 1928 if (ipc_data_size) 1929 goto out; 1930 1931 /* send control data with large message supported method */ 1932 for (i = 0; i < widget->num_kcontrols; i++) { 1933 wdata[i].control->readback_offset = 0; 1934 ret = snd_sof_ipc_set_get_comp_data(sdev->ipc, wdata[i].control, 1935 wdata[i].ipc_cmd, 1936 wdata[i].ctrl_type, 1937 wdata[i].control->cmd, 1938 true); 1939 if (ret != 0) { 1940 dev_err(sdev->dev, "error: send control failed\n"); 1941 break; 1942 } 1943 } 1944 1945 err: 1946 if (ret < 0) 1947 kfree(process); 1948 out: 1949 kfree(wdata); 1950 return ret; 1951 } 1952 1953 /* 1954 * Processing Component Topology - can be "effect", "codec", or general 1955 * "processing". 1956 */ 1957 1958 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 1959 struct snd_sof_widget *swidget, 1960 struct snd_soc_tplg_dapm_widget *tw, 1961 struct sof_ipc_comp_reply *r) 1962 { 1963 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1964 struct snd_soc_tplg_private *private = &tw->priv; 1965 struct sof_ipc_comp_process config; 1966 int ret; 1967 1968 /* check we have some tokens - we need at least process type */ 1969 if (le32_to_cpu(private->size) == 0) { 1970 dev_err(sdev->dev, "error: process tokens not found\n"); 1971 return -EINVAL; 1972 } 1973 1974 memset(&config, 0, sizeof(config)); 1975 1976 /* get the process token */ 1977 ret = sof_parse_tokens(scomp, &config, process_tokens, 1978 ARRAY_SIZE(process_tokens), private->array, 1979 le32_to_cpu(private->size)); 1980 if (ret != 0) { 1981 dev_err(sdev->dev, "error: parse process tokens failed %d\n", 1982 le32_to_cpu(private->size)); 1983 return ret; 1984 } 1985 1986 /* now load process specific data and send IPC */ 1987 ret = sof_process_load(scomp, index, swidget, tw, r, 1988 find_process_comp_type(config.type)); 1989 if (ret < 0) { 1990 dev_err(sdev->dev, "error: process loading failed\n"); 1991 return ret; 1992 } 1993 1994 return 0; 1995 } 1996 1997 static int sof_widget_bind_event(struct snd_sof_dev *sdev, 1998 struct snd_sof_widget *swidget, 1999 u16 event_type) 2000 { 2001 struct sof_ipc_comp *ipc_comp; 2002 2003 /* validate widget event type */ 2004 switch (event_type) { 2005 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2006 /* only KEYWORD_DETECT comps should handle this */ 2007 if (swidget->id != snd_soc_dapm_effect) 2008 break; 2009 2010 ipc_comp = swidget->private; 2011 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2012 break; 2013 2014 /* bind event to keyword detect comp */ 2015 return snd_soc_tplg_widget_bind_event(swidget->widget, 2016 sof_kwd_events, 2017 ARRAY_SIZE(sof_kwd_events), 2018 event_type); 2019 default: 2020 break; 2021 } 2022 2023 dev_err(sdev->dev, 2024 "error: invalid event type %d for widget %s\n", 2025 event_type, swidget->widget->name); 2026 return -EINVAL; 2027 } 2028 2029 /* external widget init - used for any driver specific init */ 2030 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2031 struct snd_soc_dapm_widget *w, 2032 struct snd_soc_tplg_dapm_widget *tw) 2033 { 2034 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2035 struct snd_sof_widget *swidget; 2036 struct snd_sof_dai *dai; 2037 struct sof_ipc_comp_reply reply; 2038 struct snd_sof_control *scontrol; 2039 int ret = 0; 2040 2041 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2042 if (!swidget) 2043 return -ENOMEM; 2044 2045 swidget->sdev = sdev; 2046 swidget->widget = w; 2047 swidget->comp_id = sdev->next_comp_id++; 2048 swidget->complete = 0; 2049 swidget->id = w->id; 2050 swidget->pipeline_id = index; 2051 swidget->private = NULL; 2052 memset(&reply, 0, sizeof(reply)); 2053 2054 dev_dbg(sdev->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2055 swidget->comp_id, index, swidget->id, tw->name, 2056 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2057 ? tw->sname : "none"); 2058 2059 /* handle any special case widgets */ 2060 switch (w->id) { 2061 case snd_soc_dapm_dai_in: 2062 case snd_soc_dapm_dai_out: 2063 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2064 if (!dai) { 2065 kfree(swidget); 2066 return -ENOMEM; 2067 } 2068 2069 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, 2070 dai); 2071 if (ret == 0) { 2072 sof_connect_dai_widget(scomp, w, tw, dai); 2073 list_add(&dai->list, &sdev->dai_list); 2074 swidget->private = dai; 2075 } else { 2076 kfree(dai); 2077 } 2078 break; 2079 case snd_soc_dapm_mixer: 2080 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply); 2081 break; 2082 case snd_soc_dapm_pga: 2083 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply); 2084 /* Find scontrol for this pga and set readback offset*/ 2085 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 2086 if (scontrol->comp_id == swidget->comp_id) { 2087 scontrol->readback_offset = reply.offset; 2088 break; 2089 } 2090 } 2091 break; 2092 case snd_soc_dapm_buffer: 2093 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply); 2094 break; 2095 case snd_soc_dapm_scheduler: 2096 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, 2097 &reply); 2098 break; 2099 case snd_soc_dapm_aif_out: 2100 ret = sof_widget_load_pcm(scomp, index, swidget, 2101 SOF_IPC_STREAM_CAPTURE, tw, &reply); 2102 break; 2103 case snd_soc_dapm_aif_in: 2104 ret = sof_widget_load_pcm(scomp, index, swidget, 2105 SOF_IPC_STREAM_PLAYBACK, tw, &reply); 2106 break; 2107 case snd_soc_dapm_src: 2108 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply); 2109 break; 2110 case snd_soc_dapm_siggen: 2111 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply); 2112 break; 2113 case snd_soc_dapm_effect: 2114 ret = sof_widget_load_process(scomp, index, swidget, tw, 2115 &reply); 2116 break; 2117 case snd_soc_dapm_mux: 2118 case snd_soc_dapm_demux: 2119 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply); 2120 break; 2121 case snd_soc_dapm_switch: 2122 case snd_soc_dapm_dai_link: 2123 case snd_soc_dapm_kcontrol: 2124 default: 2125 dev_warn(sdev->dev, "warning: widget type %d name %s not handled\n", 2126 swidget->id, tw->name); 2127 break; 2128 } 2129 2130 /* check IPC reply */ 2131 if (ret < 0 || reply.rhdr.error < 0) { 2132 dev_err(sdev->dev, 2133 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n", 2134 tw->shift, swidget->id, tw->name, 2135 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2136 ? tw->sname : "none", reply.rhdr.error); 2137 kfree(swidget); 2138 return ret; 2139 } 2140 2141 /* bind widget to external event */ 2142 if (tw->event_type) { 2143 ret = sof_widget_bind_event(sdev, swidget, 2144 le16_to_cpu(tw->event_type)); 2145 if (ret) { 2146 dev_err(sdev->dev, "error: widget event binding failed\n"); 2147 kfree(swidget->private); 2148 kfree(swidget); 2149 return ret; 2150 } 2151 } 2152 2153 w->dobj.private = swidget; 2154 list_add(&swidget->list, &sdev->widget_list); 2155 return ret; 2156 } 2157 2158 static int sof_route_unload(struct snd_soc_component *scomp, 2159 struct snd_soc_dobj *dobj) 2160 { 2161 struct snd_sof_route *sroute; 2162 2163 sroute = dobj->private; 2164 if (!sroute) 2165 return 0; 2166 2167 /* free sroute and its private data */ 2168 kfree(sroute->private); 2169 list_del(&sroute->list); 2170 kfree(sroute); 2171 2172 return 0; 2173 } 2174 2175 static int sof_widget_unload(struct snd_soc_component *scomp, 2176 struct snd_soc_dobj *dobj) 2177 { 2178 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2179 const struct snd_kcontrol_new *kc; 2180 struct snd_soc_dapm_widget *widget; 2181 struct sof_ipc_pipe_new *pipeline; 2182 struct snd_sof_control *scontrol; 2183 struct snd_sof_widget *swidget; 2184 struct soc_mixer_control *sm; 2185 struct soc_bytes_ext *sbe; 2186 struct snd_sof_dai *dai; 2187 struct soc_enum *se; 2188 int ret = 0; 2189 int i; 2190 2191 swidget = dobj->private; 2192 if (!swidget) 2193 return 0; 2194 2195 widget = swidget->widget; 2196 2197 switch (swidget->id) { 2198 case snd_soc_dapm_dai_in: 2199 case snd_soc_dapm_dai_out: 2200 dai = swidget->private; 2201 2202 if (dai) { 2203 /* free dai config */ 2204 kfree(dai->dai_config); 2205 list_del(&dai->list); 2206 } 2207 break; 2208 case snd_soc_dapm_scheduler: 2209 2210 /* power down the pipeline schedule core */ 2211 pipeline = swidget->private; 2212 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core); 2213 if (ret < 0) 2214 dev_err(sdev->dev, "error: powering down pipeline schedule core %d\n", 2215 pipeline->core); 2216 2217 /* update enabled cores mask */ 2218 sdev->enabled_cores_mask &= ~(1 << pipeline->core); 2219 2220 break; 2221 default: 2222 break; 2223 } 2224 for (i = 0; i < widget->num_kcontrols; i++) { 2225 kc = &widget->kcontrol_news[i]; 2226 switch (dobj->widget.kcontrol_type) { 2227 case SND_SOC_TPLG_TYPE_MIXER: 2228 sm = (struct soc_mixer_control *)kc->private_value; 2229 scontrol = sm->dobj.private; 2230 if (sm->max > 1) 2231 kfree(scontrol->volume_table); 2232 break; 2233 case SND_SOC_TPLG_TYPE_ENUM: 2234 se = (struct soc_enum *)kc->private_value; 2235 scontrol = se->dobj.private; 2236 break; 2237 case SND_SOC_TPLG_TYPE_BYTES: 2238 sbe = (struct soc_bytes_ext *)kc->private_value; 2239 scontrol = sbe->dobj.private; 2240 break; 2241 default: 2242 dev_warn(sdev->dev, "unsupported kcontrol_type\n"); 2243 goto out; 2244 } 2245 kfree(scontrol->control_data); 2246 list_del(&scontrol->list); 2247 kfree(scontrol); 2248 } 2249 2250 out: 2251 /* free private value */ 2252 kfree(swidget->private); 2253 2254 /* remove and free swidget object */ 2255 list_del(&swidget->list); 2256 kfree(swidget); 2257 2258 return ret; 2259 } 2260 2261 /* 2262 * DAI HW configuration. 2263 */ 2264 2265 /* FE DAI - used for any driver specific init */ 2266 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2267 struct snd_soc_dai_driver *dai_drv, 2268 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2269 { 2270 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2271 struct snd_soc_tplg_stream_caps *caps; 2272 struct snd_sof_pcm *spcm; 2273 int stream = SNDRV_PCM_STREAM_PLAYBACK; 2274 int ret = 0; 2275 2276 /* nothing to do for BEs atm */ 2277 if (!pcm) 2278 return 0; 2279 2280 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2281 if (!spcm) 2282 return -ENOMEM; 2283 2284 spcm->sdev = sdev; 2285 spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].comp_id = COMP_ID_UNASSIGNED; 2286 spcm->stream[SNDRV_PCM_STREAM_CAPTURE].comp_id = COMP_ID_UNASSIGNED; 2287 2288 if (pcm) { 2289 spcm->pcm = *pcm; 2290 dev_dbg(sdev->dev, "tplg: load pcm %s\n", pcm->dai_name); 2291 } 2292 dai_drv->dobj.private = spcm; 2293 list_add(&spcm->list, &sdev->pcm_list); 2294 2295 /* do we need to allocate playback PCM DMA pages */ 2296 if (!spcm->pcm.playback) 2297 goto capture; 2298 2299 caps = &spcm->pcm.caps[stream]; 2300 2301 /* allocate playback page table buffer */ 2302 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2303 PAGE_SIZE, &spcm->stream[stream].page_table); 2304 if (ret < 0) { 2305 dev_err(sdev->dev, "error: can't alloc page table for %s %d\n", 2306 caps->name, ret); 2307 2308 return ret; 2309 } 2310 2311 /* bind pcm to host comp */ 2312 ret = spcm_bind(sdev, spcm, stream); 2313 if (ret) { 2314 dev_err(sdev->dev, 2315 "error: can't bind pcm to host\n"); 2316 goto free_playback_tables; 2317 } 2318 2319 capture: 2320 stream = SNDRV_PCM_STREAM_CAPTURE; 2321 2322 /* do we need to allocate capture PCM DMA pages */ 2323 if (!spcm->pcm.capture) 2324 return ret; 2325 2326 caps = &spcm->pcm.caps[stream]; 2327 2328 /* allocate capture page table buffer */ 2329 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2330 PAGE_SIZE, &spcm->stream[stream].page_table); 2331 if (ret < 0) { 2332 dev_err(sdev->dev, "error: can't alloc page table for %s %d\n", 2333 caps->name, ret); 2334 goto free_playback_tables; 2335 } 2336 2337 /* bind pcm to host comp */ 2338 ret = spcm_bind(sdev, spcm, stream); 2339 if (ret) { 2340 dev_err(sdev->dev, 2341 "error: can't bind pcm to host\n"); 2342 snd_dma_free_pages(&spcm->stream[stream].page_table); 2343 goto free_playback_tables; 2344 } 2345 2346 return ret; 2347 2348 free_playback_tables: 2349 if (spcm->pcm.playback) 2350 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2351 2352 return ret; 2353 } 2354 2355 static int sof_dai_unload(struct snd_soc_component *scomp, 2356 struct snd_soc_dobj *dobj) 2357 { 2358 struct snd_sof_pcm *spcm = dobj->private; 2359 2360 /* free PCM DMA pages */ 2361 if (spcm->pcm.playback) 2362 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2363 2364 if (spcm->pcm.capture) 2365 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2366 2367 /* remove from list and free spcm */ 2368 list_del(&spcm->list); 2369 kfree(spcm); 2370 2371 return 0; 2372 } 2373 2374 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2375 struct sof_ipc_dai_config *config) 2376 { 2377 /* clock directions wrt codec */ 2378 if (hw_config->bclk_master == SND_SOC_TPLG_BCLK_CM) { 2379 /* codec is bclk master */ 2380 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2381 config->format |= SOF_DAI_FMT_CBM_CFM; 2382 else 2383 config->format |= SOF_DAI_FMT_CBM_CFS; 2384 } else { 2385 /* codec is bclk slave */ 2386 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2387 config->format |= SOF_DAI_FMT_CBS_CFM; 2388 else 2389 config->format |= SOF_DAI_FMT_CBS_CFS; 2390 } 2391 2392 /* inverted clocks ? */ 2393 if (hw_config->invert_bclk) { 2394 if (hw_config->invert_fsync) 2395 config->format |= SOF_DAI_FMT_IB_IF; 2396 else 2397 config->format |= SOF_DAI_FMT_IB_NF; 2398 } else { 2399 if (hw_config->invert_fsync) 2400 config->format |= SOF_DAI_FMT_NB_IF; 2401 else 2402 config->format |= SOF_DAI_FMT_NB_NF; 2403 } 2404 } 2405 2406 /* set config for all DAI's with name matching the link name */ 2407 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2408 struct snd_soc_dai_link *link, 2409 struct sof_ipc_dai_config *config) 2410 { 2411 struct snd_sof_dai *dai; 2412 int found = 0; 2413 2414 list_for_each_entry(dai, &sdev->dai_list, list) { 2415 if (!dai->name) 2416 continue; 2417 2418 if (strcmp(link->name, dai->name) == 0) { 2419 dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2420 if (!dai->dai_config) 2421 return -ENOMEM; 2422 2423 /* set cpu_dai_name */ 2424 dai->cpu_dai_name = link->cpus->dai_name; 2425 2426 found = 1; 2427 } 2428 } 2429 2430 /* 2431 * machine driver may define a dai link with playback and capture 2432 * dai enabled, but the dai link in topology would support both, one 2433 * or none of them. Here print a warning message to notify user 2434 */ 2435 if (!found) { 2436 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2437 link->name); 2438 } 2439 2440 return 0; 2441 } 2442 2443 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2444 struct snd_soc_dai_link *link, 2445 struct snd_soc_tplg_link_config *cfg, 2446 struct snd_soc_tplg_hw_config *hw_config, 2447 struct sof_ipc_dai_config *config) 2448 { 2449 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2450 struct snd_soc_tplg_private *private = &cfg->priv; 2451 struct sof_ipc_reply reply; 2452 u32 size = sizeof(*config); 2453 int ret; 2454 2455 /* handle master/slave and inverted clocks */ 2456 sof_dai_set_format(hw_config, config); 2457 2458 /* init IPC */ 2459 memset(&config->ssp, 0, sizeof(struct sof_ipc_dai_ssp_params)); 2460 config->hdr.size = size; 2461 2462 ret = sof_parse_tokens(scomp, &config->ssp, ssp_tokens, 2463 ARRAY_SIZE(ssp_tokens), private->array, 2464 le32_to_cpu(private->size)); 2465 if (ret != 0) { 2466 dev_err(sdev->dev, "error: parse ssp tokens failed %d\n", 2467 le32_to_cpu(private->size)); 2468 return ret; 2469 } 2470 2471 config->ssp.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2472 config->ssp.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2473 config->ssp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2474 config->ssp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2475 config->ssp.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2476 config->ssp.mclk_direction = hw_config->mclk_direction; 2477 config->ssp.rx_slots = le32_to_cpu(hw_config->rx_slots); 2478 config->ssp.tx_slots = le32_to_cpu(hw_config->tx_slots); 2479 2480 dev_dbg(sdev->dev, "tplg: config SSP%d fmt 0x%x mclk %d bclk %d fclk %d width (%d)%d slots %d mclk id %d quirks %d\n", 2481 config->dai_index, config->format, 2482 config->ssp.mclk_rate, config->ssp.bclk_rate, 2483 config->ssp.fsync_rate, config->ssp.sample_valid_bits, 2484 config->ssp.tdm_slot_width, config->ssp.tdm_slots, 2485 config->ssp.mclk_id, config->ssp.quirks); 2486 2487 /* validate SSP fsync rate and channel count */ 2488 if (config->ssp.fsync_rate < 8000 || config->ssp.fsync_rate > 192000) { 2489 dev_err(sdev->dev, "error: invalid fsync rate for SSP%d\n", 2490 config->dai_index); 2491 return -EINVAL; 2492 } 2493 2494 if (config->ssp.tdm_slots < 1 || config->ssp.tdm_slots > 8) { 2495 dev_err(sdev->dev, "error: invalid channel count for SSP%d\n", 2496 config->dai_index); 2497 return -EINVAL; 2498 } 2499 2500 /* send message to DSP */ 2501 ret = sof_ipc_tx_message(sdev->ipc, 2502 config->hdr.cmd, config, size, &reply, 2503 sizeof(reply)); 2504 2505 if (ret < 0) { 2506 dev_err(sdev->dev, "error: failed to set DAI config for SSP%d\n", 2507 config->dai_index); 2508 return ret; 2509 } 2510 2511 /* set config for all DAI's with name matching the link name */ 2512 ret = sof_set_dai_config(sdev, size, link, config); 2513 if (ret < 0) 2514 dev_err(sdev->dev, "error: failed to save DAI config for SSP%d\n", 2515 config->dai_index); 2516 2517 return ret; 2518 } 2519 2520 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2521 struct snd_soc_dai_link *link, 2522 struct snd_soc_tplg_link_config *cfg, 2523 struct snd_soc_tplg_hw_config *hw_config, 2524 struct sof_ipc_dai_config *config) 2525 { 2526 /*TODO: Add implementation */ 2527 return 0; 2528 } 2529 2530 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2531 struct snd_soc_dai_link *link, 2532 struct snd_soc_tplg_link_config *cfg, 2533 struct snd_soc_tplg_hw_config *hw_config, 2534 struct sof_ipc_dai_config *config) 2535 { 2536 /*TODO: Add implementation */ 2537 return 0; 2538 } 2539 2540 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 2541 struct snd_soc_dai_link *link, 2542 struct snd_soc_tplg_link_config *cfg, 2543 struct snd_soc_tplg_hw_config *hw_config, 2544 struct sof_ipc_dai_config *config) 2545 { 2546 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2547 struct snd_soc_tplg_private *private = &cfg->priv; 2548 struct sof_ipc_dai_config *ipc_config; 2549 struct sof_ipc_reply reply; 2550 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 2551 struct sof_ipc_fw_version *v = &ready->version; 2552 u32 size; 2553 int ret, j; 2554 2555 /* 2556 * config is only used for the common params in dmic_params structure 2557 * that does not include the PDM controller config array 2558 * Set the common params to 0. 2559 */ 2560 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 2561 2562 /* get DMIC tokens */ 2563 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 2564 ARRAY_SIZE(dmic_tokens), private->array, 2565 le32_to_cpu(private->size)); 2566 if (ret != 0) { 2567 dev_err(sdev->dev, "error: parse dmic tokens failed %d\n", 2568 le32_to_cpu(private->size)); 2569 return ret; 2570 } 2571 2572 /* 2573 * allocate memory for dmic dai config accounting for the 2574 * variable number of active pdm controllers 2575 * This will be the ipc payload for setting dai config 2576 */ 2577 size = sizeof(*config) + sizeof(struct sof_ipc_dai_dmic_pdm_ctrl) * 2578 config->dmic.num_pdm_active; 2579 2580 ipc_config = kzalloc(size, GFP_KERNEL); 2581 if (!ipc_config) 2582 return -ENOMEM; 2583 2584 /* copy the common dai config and dmic params */ 2585 memcpy(ipc_config, config, sizeof(*config)); 2586 2587 /* 2588 * alloc memory for private member 2589 * Used to track the pdm config array index currently being parsed 2590 */ 2591 sdev->private = kzalloc(sizeof(u32), GFP_KERNEL); 2592 if (!sdev->private) { 2593 kfree(ipc_config); 2594 return -ENOMEM; 2595 } 2596 2597 /* get DMIC PDM tokens */ 2598 ret = sof_parse_tokens(scomp, &ipc_config->dmic.pdm[0], dmic_pdm_tokens, 2599 ARRAY_SIZE(dmic_pdm_tokens), private->array, 2600 le32_to_cpu(private->size)); 2601 if (ret != 0) { 2602 dev_err(sdev->dev, "error: parse dmic pdm tokens failed %d\n", 2603 le32_to_cpu(private->size)); 2604 goto err; 2605 } 2606 2607 /* set IPC header size */ 2608 ipc_config->hdr.size = size; 2609 2610 /* debug messages */ 2611 dev_dbg(sdev->dev, "tplg: config DMIC%d driver version %d\n", 2612 ipc_config->dai_index, ipc_config->dmic.driver_ipc_version); 2613 dev_dbg(sdev->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 2614 ipc_config->dmic.pdmclk_min, ipc_config->dmic.pdmclk_max, 2615 ipc_config->dmic.duty_min); 2616 dev_dbg(sdev->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 2617 ipc_config->dmic.duty_max, ipc_config->dmic.fifo_fs, 2618 ipc_config->dmic.num_pdm_active); 2619 dev_dbg(sdev->dev, "fifo word length %hd\n", 2620 ipc_config->dmic.fifo_bits); 2621 2622 for (j = 0; j < ipc_config->dmic.num_pdm_active; j++) { 2623 dev_dbg(sdev->dev, "pdm %hd mic a %hd mic b %hd\n", 2624 ipc_config->dmic.pdm[j].id, 2625 ipc_config->dmic.pdm[j].enable_mic_a, 2626 ipc_config->dmic.pdm[j].enable_mic_b); 2627 dev_dbg(sdev->dev, "pdm %hd polarity a %hd polarity b %hd\n", 2628 ipc_config->dmic.pdm[j].id, 2629 ipc_config->dmic.pdm[j].polarity_mic_a, 2630 ipc_config->dmic.pdm[j].polarity_mic_b); 2631 dev_dbg(sdev->dev, "pdm %hd clk_edge %hd skew %hd\n", 2632 ipc_config->dmic.pdm[j].id, 2633 ipc_config->dmic.pdm[j].clk_edge, 2634 ipc_config->dmic.pdm[j].skew); 2635 } 2636 2637 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) { 2638 /* this takes care of backwards compatible handling of fifo_bits_b */ 2639 ipc_config->dmic.reserved_2 = ipc_config->dmic.fifo_bits; 2640 } 2641 2642 /* send message to DSP */ 2643 ret = sof_ipc_tx_message(sdev->ipc, 2644 ipc_config->hdr.cmd, ipc_config, size, &reply, 2645 sizeof(reply)); 2646 2647 if (ret < 0) { 2648 dev_err(sdev->dev, 2649 "error: failed to set DAI config for DMIC%d\n", 2650 config->dai_index); 2651 goto err; 2652 } 2653 2654 /* set config for all DAI's with name matching the link name */ 2655 ret = sof_set_dai_config(sdev, size, link, ipc_config); 2656 if (ret < 0) 2657 dev_err(sdev->dev, "error: failed to save DAI config for DMIC%d\n", 2658 config->dai_index); 2659 2660 err: 2661 kfree(sdev->private); 2662 kfree(ipc_config); 2663 2664 return ret; 2665 } 2666 2667 /* 2668 * for hda link, playback and capture are supported by different dai 2669 * in FW. Here get the dai_index, set dma channel of each dai 2670 * and send config to FW. In FW, each dai sets config by dai_index 2671 */ 2672 static int sof_link_hda_process(struct snd_sof_dev *sdev, 2673 struct snd_soc_dai_link *link, 2674 struct sof_ipc_dai_config *config) 2675 { 2676 struct sof_ipc_reply reply; 2677 u32 size = sizeof(*config); 2678 struct snd_sof_dai *sof_dai; 2679 int found = 0; 2680 int ret; 2681 2682 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 2683 if (!sof_dai->name) 2684 continue; 2685 2686 if (strcmp(link->name, sof_dai->name) == 0) { 2687 config->dai_index = sof_dai->comp_dai.dai_index; 2688 found = 1; 2689 2690 config->hda.link_dma_ch = DMA_CHAN_INVALID; 2691 2692 /* save config in dai component */ 2693 sof_dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2694 if (!sof_dai->dai_config) 2695 return -ENOMEM; 2696 2697 sof_dai->cpu_dai_name = link->cpus->dai_name; 2698 2699 /* send message to DSP */ 2700 ret = sof_ipc_tx_message(sdev->ipc, 2701 config->hdr.cmd, config, size, 2702 &reply, sizeof(reply)); 2703 2704 if (ret < 0) { 2705 dev_err(sdev->dev, "error: failed to set DAI config for direction:%d of HDA dai %d\n", 2706 sof_dai->comp_dai.direction, 2707 config->dai_index); 2708 2709 return ret; 2710 } 2711 } 2712 } 2713 2714 /* 2715 * machine driver may define a dai link with playback and capture 2716 * dai enabled, but the dai link in topology would support both, one 2717 * or none of them. Here print a warning message to notify user 2718 */ 2719 if (!found) { 2720 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2721 link->name); 2722 } 2723 2724 return 0; 2725 } 2726 2727 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 2728 struct snd_soc_dai_link *link, 2729 struct snd_soc_tplg_link_config *cfg, 2730 struct snd_soc_tplg_hw_config *hw_config, 2731 struct sof_ipc_dai_config *config) 2732 { 2733 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2734 struct snd_soc_tplg_private *private = &cfg->priv; 2735 struct snd_soc_dai *dai; 2736 u32 size = sizeof(*config); 2737 int ret; 2738 2739 /* init IPC */ 2740 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 2741 config->hdr.size = size; 2742 2743 /* get any bespoke DAI tokens */ 2744 ret = sof_parse_tokens(scomp, config, hda_tokens, 2745 ARRAY_SIZE(hda_tokens), private->array, 2746 le32_to_cpu(private->size)); 2747 if (ret != 0) { 2748 dev_err(sdev->dev, "error: parse hda tokens failed %d\n", 2749 le32_to_cpu(private->size)); 2750 return ret; 2751 } 2752 2753 dai = snd_soc_find_dai(link->cpus); 2754 if (!dai) { 2755 dev_err(sdev->dev, "error: failed to find dai %s in %s", 2756 link->cpus->dai_name, __func__); 2757 return -EINVAL; 2758 } 2759 2760 ret = sof_link_hda_process(sdev, link, config); 2761 if (ret < 0) 2762 dev_err(sdev->dev, "error: failed to process hda dai link %s", 2763 link->name); 2764 2765 return ret; 2766 } 2767 2768 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 2769 struct snd_soc_dai_link *link, 2770 struct snd_soc_tplg_link_config *cfg, 2771 struct snd_soc_tplg_hw_config *hw_config, 2772 struct sof_ipc_dai_config *config) 2773 { 2774 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2775 struct sof_ipc_reply reply; 2776 u32 size = sizeof(*config); 2777 int ret; 2778 2779 /* init IPC */ 2780 config->hdr.size = size; 2781 2782 /* send message to DSP */ 2783 ret = sof_ipc_tx_message(sdev->ipc, 2784 config->hdr.cmd, config, size, &reply, 2785 sizeof(reply)); 2786 2787 if (ret < 0) { 2788 dev_err(sdev->dev, "error: failed to set DAI config for ALH %d\n", 2789 config->dai_index); 2790 return ret; 2791 } 2792 2793 /* set config for all DAI's with name matching the link name */ 2794 ret = sof_set_dai_config(sdev, size, link, config); 2795 if (ret < 0) 2796 dev_err(sdev->dev, "error: failed to save DAI config for ALH %d\n", 2797 config->dai_index); 2798 2799 return ret; 2800 } 2801 2802 /* DAI link - used for any driver specific init */ 2803 static int sof_link_load(struct snd_soc_component *scomp, int index, 2804 struct snd_soc_dai_link *link, 2805 struct snd_soc_tplg_link_config *cfg) 2806 { 2807 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2808 struct snd_soc_tplg_private *private = &cfg->priv; 2809 struct sof_ipc_dai_config config; 2810 struct snd_soc_tplg_hw_config *hw_config; 2811 int num_hw_configs; 2812 int ret; 2813 int i = 0; 2814 2815 if (!link->platforms) { 2816 dev_err(sdev->dev, "error: no platforms\n"); 2817 return -EINVAL; 2818 } 2819 link->platforms->name = dev_name(sdev->dev); 2820 2821 /* 2822 * Set nonatomic property for FE dai links as their trigger action 2823 * involves IPC's. 2824 */ 2825 if (!link->no_pcm) { 2826 link->nonatomic = true; 2827 2828 /* nothing more to do for FE dai links */ 2829 return 0; 2830 } 2831 2832 /* check we have some tokens - we need at least DAI type */ 2833 if (le32_to_cpu(private->size) == 0) { 2834 dev_err(sdev->dev, "error: expected tokens for DAI, none found\n"); 2835 return -EINVAL; 2836 } 2837 2838 /* Send BE DAI link configurations to DSP */ 2839 memset(&config, 0, sizeof(config)); 2840 2841 /* get any common DAI tokens */ 2842 ret = sof_parse_tokens(scomp, &config, dai_link_tokens, 2843 ARRAY_SIZE(dai_link_tokens), private->array, 2844 le32_to_cpu(private->size)); 2845 if (ret != 0) { 2846 dev_err(sdev->dev, "error: parse link tokens failed %d\n", 2847 le32_to_cpu(private->size)); 2848 return ret; 2849 } 2850 2851 /* 2852 * DAI links are expected to have at least 1 hw_config. 2853 * But some older topologies might have no hw_config for HDA dai links. 2854 */ 2855 num_hw_configs = le32_to_cpu(cfg->num_hw_configs); 2856 if (!num_hw_configs) { 2857 if (config.type != SOF_DAI_INTEL_HDA) { 2858 dev_err(sdev->dev, "error: unexpected DAI config count %d!\n", 2859 le32_to_cpu(cfg->num_hw_configs)); 2860 return -EINVAL; 2861 } 2862 } else { 2863 dev_dbg(sdev->dev, "tplg: %d hw_configs found, default id: %d!\n", 2864 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 2865 2866 for (i = 0; i < num_hw_configs; i++) { 2867 if (cfg->hw_config[i].id == cfg->default_hw_config_id) 2868 break; 2869 } 2870 2871 if (i == num_hw_configs) { 2872 dev_err(sdev->dev, "error: default hw_config id: %d not found!\n", 2873 le32_to_cpu(cfg->default_hw_config_id)); 2874 return -EINVAL; 2875 } 2876 } 2877 2878 /* configure dai IPC message */ 2879 hw_config = &cfg->hw_config[i]; 2880 2881 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 2882 config.format = le32_to_cpu(hw_config->fmt); 2883 2884 /* now load DAI specific data and send IPC - type comes from token */ 2885 switch (config.type) { 2886 case SOF_DAI_INTEL_SSP: 2887 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, 2888 &config); 2889 break; 2890 case SOF_DAI_INTEL_DMIC: 2891 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config, 2892 &config); 2893 break; 2894 case SOF_DAI_INTEL_HDA: 2895 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config, 2896 &config); 2897 break; 2898 case SOF_DAI_INTEL_ALH: 2899 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config, 2900 &config); 2901 break; 2902 case SOF_DAI_IMX_SAI: 2903 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config, 2904 &config); 2905 break; 2906 case SOF_DAI_IMX_ESAI: 2907 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config, 2908 &config); 2909 break; 2910 default: 2911 dev_err(sdev->dev, "error: invalid DAI type %d\n", config.type); 2912 ret = -EINVAL; 2913 break; 2914 } 2915 if (ret < 0) 2916 return ret; 2917 2918 return 0; 2919 } 2920 2921 static int sof_link_hda_unload(struct snd_sof_dev *sdev, 2922 struct snd_soc_dai_link *link) 2923 { 2924 struct snd_soc_dai *dai; 2925 int ret = 0; 2926 2927 dai = snd_soc_find_dai(link->cpus); 2928 if (!dai) { 2929 dev_err(sdev->dev, "error: failed to find dai %s in %s", 2930 link->cpus->dai_name, __func__); 2931 return -EINVAL; 2932 } 2933 2934 return ret; 2935 } 2936 2937 static int sof_link_unload(struct snd_soc_component *scomp, 2938 struct snd_soc_dobj *dobj) 2939 { 2940 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2941 struct snd_soc_dai_link *link = 2942 container_of(dobj, struct snd_soc_dai_link, dobj); 2943 2944 struct snd_sof_dai *sof_dai; 2945 int ret = 0; 2946 2947 /* only BE link is loaded by sof */ 2948 if (!link->no_pcm) 2949 return 0; 2950 2951 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 2952 if (!sof_dai->name) 2953 continue; 2954 2955 if (strcmp(link->name, sof_dai->name) == 0) 2956 goto found; 2957 } 2958 2959 dev_err(sdev->dev, "error: failed to find dai %s in %s", 2960 link->name, __func__); 2961 return -EINVAL; 2962 found: 2963 2964 switch (sof_dai->dai_config->type) { 2965 case SOF_DAI_INTEL_SSP: 2966 case SOF_DAI_INTEL_DMIC: 2967 case SOF_DAI_INTEL_ALH: 2968 /* no resource needs to be released for SSP, DMIC and ALH */ 2969 break; 2970 case SOF_DAI_INTEL_HDA: 2971 ret = sof_link_hda_unload(sdev, link); 2972 break; 2973 default: 2974 dev_err(sdev->dev, "error: invalid DAI type %d\n", 2975 sof_dai->dai_config->type); 2976 ret = -EINVAL; 2977 break; 2978 } 2979 2980 return ret; 2981 } 2982 2983 /* DAI link - used for any driver specific init */ 2984 static int sof_route_load(struct snd_soc_component *scomp, int index, 2985 struct snd_soc_dapm_route *route) 2986 { 2987 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2988 struct sof_ipc_pipe_comp_connect *connect; 2989 struct snd_sof_widget *source_swidget, *sink_swidget; 2990 struct snd_soc_dobj *dobj = &route->dobj; 2991 struct snd_sof_route *sroute; 2992 struct sof_ipc_reply reply; 2993 int ret = 0; 2994 2995 /* allocate memory for sroute and connect */ 2996 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 2997 if (!sroute) 2998 return -ENOMEM; 2999 3000 sroute->sdev = sdev; 3001 3002 connect = kzalloc(sizeof(*connect), GFP_KERNEL); 3003 if (!connect) { 3004 kfree(sroute); 3005 return -ENOMEM; 3006 } 3007 3008 connect->hdr.size = sizeof(*connect); 3009 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT; 3010 3011 dev_dbg(sdev->dev, "sink %s control %s source %s\n", 3012 route->sink, route->control ? route->control : "none", 3013 route->source); 3014 3015 /* source component */ 3016 source_swidget = snd_sof_find_swidget(sdev, (char *)route->source); 3017 if (!source_swidget) { 3018 dev_err(sdev->dev, "error: source %s not found\n", 3019 route->source); 3020 ret = -EINVAL; 3021 goto err; 3022 } 3023 3024 /* 3025 * Virtual widgets of type output/out_drv may be added in topology 3026 * for compatibility. These are not handled by the FW. 3027 * So, don't send routes whose source/sink widget is of such types 3028 * to the DSP. 3029 */ 3030 if (source_swidget->id == snd_soc_dapm_out_drv || 3031 source_swidget->id == snd_soc_dapm_output) 3032 goto err; 3033 3034 connect->source_id = source_swidget->comp_id; 3035 3036 /* sink component */ 3037 sink_swidget = snd_sof_find_swidget(sdev, (char *)route->sink); 3038 if (!sink_swidget) { 3039 dev_err(sdev->dev, "error: sink %s not found\n", 3040 route->sink); 3041 ret = -EINVAL; 3042 goto err; 3043 } 3044 3045 /* 3046 * Don't send routes whose sink widget is of type 3047 * output or out_drv to the DSP 3048 */ 3049 if (sink_swidget->id == snd_soc_dapm_out_drv || 3050 sink_swidget->id == snd_soc_dapm_output) 3051 goto err; 3052 3053 connect->sink_id = sink_swidget->comp_id; 3054 3055 /* 3056 * For virtual routes, both sink and source are not 3057 * buffer. Since only buffer linked to component is supported by 3058 * FW, others are reported as error, add check in route function, 3059 * do not send it to FW when both source and sink are not buffer 3060 */ 3061 if (source_swidget->id != snd_soc_dapm_buffer && 3062 sink_swidget->id != snd_soc_dapm_buffer) { 3063 dev_dbg(sdev->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3064 route->source, route->sink); 3065 ret = 0; 3066 goto err; 3067 } else { 3068 ret = sof_ipc_tx_message(sdev->ipc, 3069 connect->hdr.cmd, 3070 connect, sizeof(*connect), 3071 &reply, sizeof(reply)); 3072 3073 /* check IPC return value */ 3074 if (ret < 0) { 3075 dev_err(sdev->dev, "error: failed to add route sink %s control %s source %s\n", 3076 route->sink, 3077 route->control ? route->control : "none", 3078 route->source); 3079 goto err; 3080 } 3081 3082 /* check IPC reply */ 3083 if (reply.error < 0) { 3084 dev_err(sdev->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n", 3085 route->sink, 3086 route->control ? route->control : "none", 3087 route->source, reply.error); 3088 ret = reply.error; 3089 goto err; 3090 } 3091 3092 sroute->route = route; 3093 dobj->private = sroute; 3094 sroute->private = connect; 3095 3096 /* add route to route list */ 3097 list_add(&sroute->list, &sdev->route_list); 3098 3099 return ret; 3100 } 3101 3102 err: 3103 kfree(connect); 3104 kfree(sroute); 3105 return ret; 3106 } 3107 3108 /* Function to set the initial value of SOF kcontrols. 3109 * The value will be stored in scontrol->control_data 3110 */ 3111 static int snd_sof_cache_kcontrol_val(struct snd_sof_dev *sdev) 3112 { 3113 struct snd_sof_control *scontrol = NULL; 3114 int ipc_cmd, ctrl_type; 3115 int ret = 0; 3116 3117 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 3118 3119 /* notify DSP of kcontrol values */ 3120 switch (scontrol->cmd) { 3121 case SOF_CTRL_CMD_VOLUME: 3122 case SOF_CTRL_CMD_ENUM: 3123 case SOF_CTRL_CMD_SWITCH: 3124 ipc_cmd = SOF_IPC_COMP_GET_VALUE; 3125 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET; 3126 break; 3127 case SOF_CTRL_CMD_BINARY: 3128 ipc_cmd = SOF_IPC_COMP_GET_DATA; 3129 ctrl_type = SOF_CTRL_TYPE_DATA_GET; 3130 break; 3131 default: 3132 dev_err(sdev->dev, 3133 "error: Invalid scontrol->cmd: %d\n", 3134 scontrol->cmd); 3135 return -EINVAL; 3136 } 3137 ret = snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, 3138 ipc_cmd, ctrl_type, 3139 scontrol->cmd, 3140 false); 3141 if (ret < 0) { 3142 dev_warn(sdev->dev, 3143 "error: kcontrol value get for widget: %d\n", 3144 scontrol->comp_id); 3145 } 3146 } 3147 3148 return ret; 3149 } 3150 3151 int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, 3152 struct snd_sof_widget *swidget) 3153 { 3154 struct sof_ipc_pipe_ready ready; 3155 struct sof_ipc_reply reply; 3156 int ret; 3157 3158 dev_dbg(sdev->dev, "tplg: complete pipeline %s id %d\n", 3159 swidget->widget->name, swidget->comp_id); 3160 3161 memset(&ready, 0, sizeof(ready)); 3162 ready.hdr.size = sizeof(ready); 3163 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3164 ready.comp_id = swidget->comp_id; 3165 3166 ret = sof_ipc_tx_message(sdev->ipc, 3167 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3168 sizeof(reply)); 3169 if (ret < 0) 3170 return ret; 3171 return 1; 3172 } 3173 3174 /* completion - called at completion of firmware loading */ 3175 static void sof_complete(struct snd_soc_component *scomp) 3176 { 3177 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3178 struct snd_sof_widget *swidget; 3179 3180 /* some widget types require completion notificattion */ 3181 list_for_each_entry(swidget, &sdev->widget_list, list) { 3182 if (swidget->complete) 3183 continue; 3184 3185 switch (swidget->id) { 3186 case snd_soc_dapm_scheduler: 3187 swidget->complete = 3188 snd_sof_complete_pipeline(sdev, swidget); 3189 break; 3190 default: 3191 break; 3192 } 3193 } 3194 /* 3195 * cache initial values of SOF kcontrols by reading DSP value over 3196 * IPC. It may be overwritten by alsa-mixer after booting up 3197 */ 3198 snd_sof_cache_kcontrol_val(sdev); 3199 } 3200 3201 /* manifest - optional to inform component of manifest */ 3202 static int sof_manifest(struct snd_soc_component *scomp, int index, 3203 struct snd_soc_tplg_manifest *man) 3204 { 3205 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3206 u32 size; 3207 u32 abi_version; 3208 3209 size = le32_to_cpu(man->priv.size); 3210 3211 /* backward compatible with tplg without ABI info */ 3212 if (!size) { 3213 dev_dbg(sdev->dev, "No topology ABI info\n"); 3214 return 0; 3215 } 3216 3217 if (size != SOF_TPLG_ABI_SIZE) { 3218 dev_err(sdev->dev, "error: invalid topology ABI size\n"); 3219 return -EINVAL; 3220 } 3221 3222 dev_info(sdev->dev, 3223 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3224 man->priv.data[0], man->priv.data[1], 3225 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3226 SOF_ABI_PATCH); 3227 3228 abi_version = SOF_ABI_VER(man->priv.data[0], 3229 man->priv.data[1], 3230 man->priv.data[2]); 3231 3232 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3233 dev_err(sdev->dev, "error: incompatible topology ABI version\n"); 3234 return -EINVAL; 3235 } 3236 3237 if (abi_version > SOF_ABI_VERSION) { 3238 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3239 dev_warn(sdev->dev, "warn: topology ABI is more recent than kernel\n"); 3240 } else { 3241 dev_err(sdev->dev, "error: topology ABI is more recent than kernel\n"); 3242 return -EINVAL; 3243 } 3244 } 3245 3246 return 0; 3247 } 3248 3249 /* vendor specific kcontrol handlers available for binding */ 3250 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3251 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3252 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3253 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3254 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3255 }; 3256 3257 /* vendor specific bytes ext handlers available for binding */ 3258 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3259 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3260 }; 3261 3262 static struct snd_soc_tplg_ops sof_tplg_ops = { 3263 /* external kcontrol init - used for any driver specific init */ 3264 .control_load = sof_control_load, 3265 .control_unload = sof_control_unload, 3266 3267 /* external kcontrol init - used for any driver specific init */ 3268 .dapm_route_load = sof_route_load, 3269 .dapm_route_unload = sof_route_unload, 3270 3271 /* external widget init - used for any driver specific init */ 3272 /* .widget_load is not currently used */ 3273 .widget_ready = sof_widget_ready, 3274 .widget_unload = sof_widget_unload, 3275 3276 /* FE DAI - used for any driver specific init */ 3277 .dai_load = sof_dai_load, 3278 .dai_unload = sof_dai_unload, 3279 3280 /* DAI link - used for any driver specific init */ 3281 .link_load = sof_link_load, 3282 .link_unload = sof_link_unload, 3283 3284 /* completion - called at completion of firmware loading */ 3285 .complete = sof_complete, 3286 3287 /* manifest - optional to inform component of manifest */ 3288 .manifest = sof_manifest, 3289 3290 /* vendor specific kcontrol handlers available for binding */ 3291 .io_ops = sof_io_ops, 3292 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3293 3294 /* vendor specific bytes ext handlers available for binding */ 3295 .bytes_ext_ops = sof_bytes_ext_ops, 3296 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3297 }; 3298 3299 int snd_sof_init_topology(struct snd_sof_dev *sdev, 3300 struct snd_soc_tplg_ops *ops) 3301 { 3302 /* TODO: support linked list of topologies */ 3303 sdev->tplg_ops = ops; 3304 return 0; 3305 } 3306 EXPORT_SYMBOL(snd_sof_init_topology); 3307 3308 int snd_sof_load_topology(struct snd_sof_dev *sdev, const char *file) 3309 { 3310 const struct firmware *fw; 3311 int ret; 3312 3313 dev_dbg(sdev->dev, "loading topology:%s\n", file); 3314 3315 ret = request_firmware(&fw, file, sdev->dev); 3316 if (ret < 0) { 3317 dev_err(sdev->dev, "error: tplg request firmware %s failed err: %d\n", 3318 file, ret); 3319 return ret; 3320 } 3321 3322 ret = snd_soc_tplg_component_load(sdev->component, 3323 &sof_tplg_ops, fw, 3324 SND_SOC_TPLG_INDEX_ALL); 3325 if (ret < 0) { 3326 dev_err(sdev->dev, "error: tplg component load failed %d\n", 3327 ret); 3328 ret = -EINVAL; 3329 } 3330 3331 release_firmware(fw); 3332 return ret; 3333 } 3334 EXPORT_SYMBOL(snd_sof_load_topology); 3335