1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) 2 // 3 // This file is provided under a dual BSD/GPLv2 license. When using or 4 // redistributing this file, you may do so under either license. 5 // 6 // Copyright(c) 2018 Intel Corporation. All rights reserved. 7 // 8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // 10 11 #include <linux/firmware.h> 12 #include <linux/workqueue.h> 13 #include <sound/tlv.h> 14 #include <sound/pcm_params.h> 15 #include <uapi/sound/sof/tokens.h> 16 #include "sof-priv.h" 17 #include "sof-audio.h" 18 #include "ops.h" 19 20 #define COMP_ID_UNASSIGNED 0xffffffff 21 /* 22 * Constants used in the computation of linear volume gain 23 * from dB gain 20th root of 10 in Q1.16 fixed-point notation 24 */ 25 #define VOL_TWENTIETH_ROOT_OF_TEN 73533 26 /* 40th root of 10 in Q1.16 fixed-point notation*/ 27 #define VOL_FORTIETH_ROOT_OF_TEN 69419 28 /* 29 * Volume fractional word length define to 16 sets 30 * the volume linear gain value to use Qx.16 format 31 */ 32 #define VOLUME_FWL 16 33 /* 0.5 dB step value in topology TLV */ 34 #define VOL_HALF_DB_STEP 50 35 /* Full volume for default values */ 36 #define VOL_ZERO_DB BIT(VOLUME_FWL) 37 38 /* TLV data items */ 39 #define TLV_ITEMS 3 40 #define TLV_MIN 0 41 #define TLV_STEP 1 42 #define TLV_MUTE 2 43 44 /* size of tplg abi in byte */ 45 #define SOF_TPLG_ABI_SIZE 3 46 47 struct sof_widget_data { 48 int ctrl_type; 49 int ipc_cmd; 50 struct sof_abi_hdr *pdata; 51 struct snd_sof_control *control; 52 }; 53 54 /* send pcm params ipc */ 55 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir) 56 { 57 struct sof_ipc_pcm_params_reply ipc_params_reply; 58 struct snd_soc_component *scomp = swidget->scomp; 59 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 60 struct sof_ipc_pcm_params pcm; 61 struct snd_pcm_hw_params *params; 62 struct snd_sof_pcm *spcm; 63 int ret = 0; 64 65 memset(&pcm, 0, sizeof(pcm)); 66 67 /* get runtime PCM params using widget's stream name */ 68 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname); 69 if (!spcm) { 70 dev_err(scomp->dev, "error: cannot find PCM for %s\n", 71 swidget->widget->name); 72 return -EINVAL; 73 } 74 75 params = &spcm->params[dir]; 76 77 /* set IPC PCM params */ 78 pcm.hdr.size = sizeof(pcm); 79 pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS; 80 pcm.comp_id = swidget->comp_id; 81 pcm.params.hdr.size = sizeof(pcm.params); 82 pcm.params.direction = dir; 83 pcm.params.sample_valid_bytes = params_width(params) >> 3; 84 pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED; 85 pcm.params.rate = params_rate(params); 86 pcm.params.channels = params_channels(params); 87 pcm.params.host_period_bytes = params_period_bytes(params); 88 89 /* set format */ 90 switch (params_format(params)) { 91 case SNDRV_PCM_FORMAT_S16: 92 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE; 93 break; 94 case SNDRV_PCM_FORMAT_S24: 95 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE; 96 break; 97 case SNDRV_PCM_FORMAT_S32: 98 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE; 99 break; 100 default: 101 return -EINVAL; 102 } 103 104 /* send IPC to the DSP */ 105 ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm), 106 &ipc_params_reply, sizeof(ipc_params_reply)); 107 if (ret < 0) 108 dev_err(scomp->dev, "error: pcm params failed for %s\n", 109 swidget->widget->name); 110 111 return ret; 112 } 113 114 /* send stream trigger ipc */ 115 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd) 116 { 117 struct snd_soc_component *scomp = swidget->scomp; 118 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 119 struct sof_ipc_stream stream; 120 struct sof_ipc_reply reply; 121 int ret = 0; 122 123 /* set IPC stream params */ 124 stream.hdr.size = sizeof(stream); 125 stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd; 126 stream.comp_id = swidget->comp_id; 127 128 /* send IPC to the DSP */ 129 ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream, 130 sizeof(stream), &reply, sizeof(reply)); 131 if (ret < 0) 132 dev_err(scomp->dev, "error: failed to trigger %s\n", 133 swidget->widget->name); 134 135 return ret; 136 } 137 138 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w, 139 struct snd_kcontrol *k, int event) 140 { 141 struct snd_sof_widget *swidget = w->dobj.private; 142 struct snd_soc_component *scomp; 143 int stream = SNDRV_PCM_STREAM_CAPTURE; 144 struct snd_sof_pcm *spcm; 145 int ret = 0; 146 147 if (!swidget) 148 return 0; 149 150 scomp = swidget->scomp; 151 152 dev_dbg(scomp->dev, "received event %d for widget %s\n", 153 event, w->name); 154 155 /* get runtime PCM params using widget's stream name */ 156 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname); 157 if (!spcm) { 158 dev_err(scomp->dev, "error: cannot find PCM for %s\n", 159 swidget->widget->name); 160 return -EINVAL; 161 } 162 163 /* process events */ 164 switch (event) { 165 case SND_SOC_DAPM_PRE_PMU: 166 if (spcm->stream[stream].suspend_ignored) { 167 dev_dbg(scomp->dev, "PRE_PMU event ignored, KWD pipeline is already RUNNING\n"); 168 return 0; 169 } 170 171 /* set pcm params */ 172 ret = ipc_pcm_params(swidget, stream); 173 if (ret < 0) { 174 dev_err(scomp->dev, 175 "error: failed to set pcm params for widget %s\n", 176 swidget->widget->name); 177 break; 178 } 179 180 /* start trigger */ 181 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START); 182 if (ret < 0) 183 dev_err(scomp->dev, 184 "error: failed to trigger widget %s\n", 185 swidget->widget->name); 186 break; 187 case SND_SOC_DAPM_POST_PMD: 188 if (spcm->stream[stream].suspend_ignored) { 189 dev_dbg(scomp->dev, "POST_PMD even ignored, KWD pipeline will remain RUNNING\n"); 190 return 0; 191 } 192 193 /* stop trigger */ 194 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP); 195 if (ret < 0) 196 dev_err(scomp->dev, 197 "error: failed to trigger widget %s\n", 198 swidget->widget->name); 199 200 /* pcm free */ 201 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE); 202 if (ret < 0) 203 dev_err(scomp->dev, 204 "error: failed to trigger widget %s\n", 205 swidget->widget->name); 206 break; 207 default: 208 break; 209 } 210 211 return ret; 212 } 213 214 /* event handlers for keyword detect component */ 215 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = { 216 {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event}, 217 }; 218 219 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS]) 220 { 221 /* we only support dB scale TLV type at the moment */ 222 if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) 223 return -EINVAL; 224 225 /* min value in topology tlv data is multiplied by 100 */ 226 tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100; 227 228 /* volume steps */ 229 tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 230 TLV_DB_SCALE_MASK); 231 232 /* mute ON/OFF */ 233 if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 234 TLV_DB_SCALE_MUTE) == 0) 235 tlv[TLV_MUTE] = 0; 236 else 237 tlv[TLV_MUTE] = 1; 238 239 return 0; 240 } 241 242 /* 243 * Function to truncate an unsigned 64-bit number 244 * by x bits and return 32-bit unsigned number. This 245 * function also takes care of rounding while truncating 246 */ 247 static inline u32 vol_shift_64(u64 i, u32 x) 248 { 249 /* do not truncate more than 32 bits */ 250 if (x > 32) 251 x = 32; 252 253 if (x == 0) 254 return (u32)i; 255 256 return (u32)(((i >> (x - 1)) + 1) >> 1); 257 } 258 259 /* 260 * Function to compute a ^ exp where, 261 * a is a fractional number represented by a fixed-point 262 * integer with a fractional world length of "fwl" 263 * exp is an integer 264 * fwl is the fractional word length 265 * Return value is a fractional number represented by a 266 * fixed-point integer with a fractional word length of "fwl" 267 */ 268 static u32 vol_pow32(u32 a, int exp, u32 fwl) 269 { 270 int i, iter; 271 u32 power = 1 << fwl; 272 u64 numerator; 273 274 /* if exponent is 0, return 1 */ 275 if (exp == 0) 276 return power; 277 278 /* determine the number of iterations based on the exponent */ 279 if (exp < 0) 280 iter = exp * -1; 281 else 282 iter = exp; 283 284 /* mutiply a "iter" times to compute power */ 285 for (i = 0; i < iter; i++) { 286 /* 287 * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl 288 * Truncate product back to fwl fractional bits with rounding 289 */ 290 power = vol_shift_64((u64)power * a, fwl); 291 } 292 293 if (exp > 0) { 294 /* if exp is positive, return the result */ 295 return power; 296 } 297 298 /* if exp is negative, return the multiplicative inverse */ 299 numerator = (u64)1 << (fwl << 1); 300 do_div(numerator, power); 301 302 return (u32)numerator; 303 } 304 305 /* 306 * Function to calculate volume gain from TLV data. 307 * This function can only handle gain steps that are multiples of 0.5 dB 308 */ 309 static u32 vol_compute_gain(u32 value, int *tlv) 310 { 311 int dB_gain; 312 u32 linear_gain; 313 int f_step; 314 315 /* mute volume */ 316 if (value == 0 && tlv[TLV_MUTE]) 317 return 0; 318 319 /* 320 * compute dB gain from tlv. tlv_step 321 * in topology is multiplied by 100 322 */ 323 dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100; 324 325 /* 326 * compute linear gain represented by fixed-point 327 * int with VOLUME_FWL fractional bits 328 */ 329 linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL); 330 331 /* extract the fractional part of volume step */ 332 f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100); 333 334 /* if volume step is an odd multiple of 0.5 dB */ 335 if (f_step == VOL_HALF_DB_STEP && (value & 1)) 336 linear_gain = vol_shift_64((u64)linear_gain * 337 VOL_FORTIETH_ROOT_OF_TEN, 338 VOLUME_FWL); 339 340 return linear_gain; 341 } 342 343 /* 344 * Set up volume table for kcontrols from tlv data 345 * "size" specifies the number of entries in the table 346 */ 347 static int set_up_volume_table(struct snd_sof_control *scontrol, 348 int tlv[TLV_ITEMS], int size) 349 { 350 int j; 351 352 /* init the volume table */ 353 scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); 354 if (!scontrol->volume_table) 355 return -ENOMEM; 356 357 /* populate the volume table */ 358 for (j = 0; j < size ; j++) 359 scontrol->volume_table[j] = vol_compute_gain(j, tlv); 360 361 return 0; 362 } 363 364 struct sof_dai_types { 365 const char *name; 366 enum sof_ipc_dai_type type; 367 }; 368 369 static const struct sof_dai_types sof_dais[] = { 370 {"SSP", SOF_DAI_INTEL_SSP}, 371 {"HDA", SOF_DAI_INTEL_HDA}, 372 {"DMIC", SOF_DAI_INTEL_DMIC}, 373 {"ALH", SOF_DAI_INTEL_ALH}, 374 {"SAI", SOF_DAI_IMX_SAI}, 375 {"ESAI", SOF_DAI_IMX_ESAI}, 376 }; 377 378 static enum sof_ipc_dai_type find_dai(const char *name) 379 { 380 int i; 381 382 for (i = 0; i < ARRAY_SIZE(sof_dais); i++) { 383 if (strcmp(name, sof_dais[i].name) == 0) 384 return sof_dais[i].type; 385 } 386 387 return SOF_DAI_INTEL_NONE; 388 } 389 390 /* 391 * Supported Frame format types and lookup, add new ones to end of list. 392 */ 393 394 struct sof_frame_types { 395 const char *name; 396 enum sof_ipc_frame frame; 397 }; 398 399 static const struct sof_frame_types sof_frames[] = { 400 {"s16le", SOF_IPC_FRAME_S16_LE}, 401 {"s24le", SOF_IPC_FRAME_S24_4LE}, 402 {"s32le", SOF_IPC_FRAME_S32_LE}, 403 {"float", SOF_IPC_FRAME_FLOAT}, 404 }; 405 406 static enum sof_ipc_frame find_format(const char *name) 407 { 408 int i; 409 410 for (i = 0; i < ARRAY_SIZE(sof_frames); i++) { 411 if (strcmp(name, sof_frames[i].name) == 0) 412 return sof_frames[i].frame; 413 } 414 415 /* use s32le if nothing is specified */ 416 return SOF_IPC_FRAME_S32_LE; 417 } 418 419 struct sof_process_types { 420 const char *name; 421 enum sof_ipc_process_type type; 422 enum sof_comp_type comp_type; 423 }; 424 425 static const struct sof_process_types sof_process[] = { 426 {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR}, 427 {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR}, 428 {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT}, 429 {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB}, 430 {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR}, 431 {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX}, 432 {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX}, 433 {"DCBLOCK", SOF_PROCESS_DCBLOCK, SOF_COMP_DCBLOCK}, 434 {"SMART_AMP", SOF_PROCESS_SMART_AMP, SOF_COMP_SMART_AMP}, 435 }; 436 437 static enum sof_ipc_process_type find_process(const char *name) 438 { 439 int i; 440 441 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 442 if (strcmp(name, sof_process[i].name) == 0) 443 return sof_process[i].type; 444 } 445 446 return SOF_PROCESS_NONE; 447 } 448 449 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type) 450 { 451 int i; 452 453 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 454 if (sof_process[i].type == type) 455 return sof_process[i].comp_type; 456 } 457 458 return SOF_COMP_NONE; 459 } 460 461 /* 462 * Topology Token Parsing. 463 * New tokens should be added to headers and parsing tables below. 464 */ 465 466 struct sof_topology_token { 467 u32 token; 468 u32 type; 469 int (*get_token)(void *elem, void *object, u32 offset, u32 size); 470 u32 offset; 471 u32 size; 472 }; 473 474 static int get_token_u32(void *elem, void *object, u32 offset, u32 size) 475 { 476 struct snd_soc_tplg_vendor_value_elem *velem = elem; 477 u32 *val = (u32 *)((u8 *)object + offset); 478 479 *val = le32_to_cpu(velem->value); 480 return 0; 481 } 482 483 static int get_token_u16(void *elem, void *object, u32 offset, u32 size) 484 { 485 struct snd_soc_tplg_vendor_value_elem *velem = elem; 486 u16 *val = (u16 *)((u8 *)object + offset); 487 488 *val = (u16)le32_to_cpu(velem->value); 489 return 0; 490 } 491 492 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size) 493 { 494 struct snd_soc_tplg_vendor_string_elem *velem = elem; 495 u32 *val = (u32 *)((u8 *)object + offset); 496 497 *val = find_format(velem->string); 498 return 0; 499 } 500 501 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size) 502 { 503 struct snd_soc_tplg_vendor_string_elem *velem = elem; 504 u32 *val = (u32 *)((u8 *)object + offset); 505 506 *val = find_dai(velem->string); 507 return 0; 508 } 509 510 static int get_token_process_type(void *elem, void *object, u32 offset, 511 u32 size) 512 { 513 struct snd_soc_tplg_vendor_string_elem *velem = elem; 514 u32 *val = (u32 *)((u8 *)object + offset); 515 516 *val = find_process(velem->string); 517 return 0; 518 } 519 520 /* Buffers */ 521 static const struct sof_topology_token buffer_tokens[] = { 522 {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 523 offsetof(struct sof_ipc_buffer, size), 0}, 524 {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 525 offsetof(struct sof_ipc_buffer, caps), 0}, 526 }; 527 528 /* DAI */ 529 static const struct sof_topology_token dai_tokens[] = { 530 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 531 offsetof(struct sof_ipc_comp_dai, type), 0}, 532 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 533 offsetof(struct sof_ipc_comp_dai, dai_index), 0}, 534 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 535 offsetof(struct sof_ipc_comp_dai, direction), 0}, 536 }; 537 538 /* BE DAI link */ 539 static const struct sof_topology_token dai_link_tokens[] = { 540 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 541 offsetof(struct sof_ipc_dai_config, type), 0}, 542 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 543 offsetof(struct sof_ipc_dai_config, dai_index), 0}, 544 }; 545 546 /* scheduling */ 547 static const struct sof_topology_token sched_tokens[] = { 548 {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 549 offsetof(struct sof_ipc_pipe_new, period), 0}, 550 {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 551 offsetof(struct sof_ipc_pipe_new, priority), 0}, 552 {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 553 offsetof(struct sof_ipc_pipe_new, period_mips), 0}, 554 {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 555 offsetof(struct sof_ipc_pipe_new, core), 0}, 556 {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 557 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0}, 558 {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 559 offsetof(struct sof_ipc_pipe_new, time_domain), 0}, 560 }; 561 562 /* volume */ 563 static const struct sof_topology_token volume_tokens[] = { 564 {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 565 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0}, 566 {SOF_TKN_VOLUME_RAMP_STEP_MS, 567 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 568 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0}, 569 }; 570 571 /* SRC */ 572 static const struct sof_topology_token src_tokens[] = { 573 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 574 offsetof(struct sof_ipc_comp_src, source_rate), 0}, 575 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 576 offsetof(struct sof_ipc_comp_src, sink_rate), 0}, 577 }; 578 579 /* ASRC */ 580 static const struct sof_topology_token asrc_tokens[] = { 581 {SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 582 offsetof(struct sof_ipc_comp_asrc, source_rate), 0}, 583 {SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 584 offsetof(struct sof_ipc_comp_asrc, sink_rate), 0}, 585 {SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 586 get_token_u32, 587 offsetof(struct sof_ipc_comp_asrc, asynchronous_mode), 0}, 588 {SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 589 get_token_u32, 590 offsetof(struct sof_ipc_comp_asrc, operation_mode), 0}, 591 }; 592 593 /* Tone */ 594 static const struct sof_topology_token tone_tokens[] = { 595 }; 596 597 /* EFFECT */ 598 static const struct sof_topology_token process_tokens[] = { 599 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, 600 get_token_process_type, 601 offsetof(struct sof_ipc_comp_process, type), 0}, 602 }; 603 604 /* PCM */ 605 static const struct sof_topology_token pcm_tokens[] = { 606 {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 607 offsetof(struct sof_ipc_comp_host, dmac_config), 0}, 608 }; 609 610 /* PCM */ 611 static const struct sof_topology_token stream_tokens[] = { 612 {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3, 613 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 614 offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible), 0}, 615 {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3, 616 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 617 offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible), 0}, 618 }; 619 620 /* Generic components */ 621 static const struct sof_topology_token comp_tokens[] = { 622 {SOF_TKN_COMP_PERIOD_SINK_COUNT, 623 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 624 offsetof(struct sof_ipc_comp_config, periods_sink), 0}, 625 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT, 626 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 627 offsetof(struct sof_ipc_comp_config, periods_source), 0}, 628 {SOF_TKN_COMP_FORMAT, 629 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 630 offsetof(struct sof_ipc_comp_config, frame_fmt), 0}, 631 }; 632 633 /* SSP */ 634 static const struct sof_topology_token ssp_tokens[] = { 635 {SOF_TKN_INTEL_SSP_CLKS_CONTROL, 636 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 637 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0}, 638 {SOF_TKN_INTEL_SSP_MCLK_ID, 639 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 640 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0}, 641 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 642 get_token_u32, 643 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0}, 644 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, 645 get_token_u16, 646 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0}, 647 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 648 get_token_u32, 649 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0}, 650 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL, 651 get_token_u16, 652 offsetof(struct sof_ipc_dai_ssp_params, 653 tdm_per_slot_padding_flag), 0}, 654 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD, 655 get_token_u32, 656 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0}, 657 658 }; 659 660 /* ALH */ 661 static const struct sof_topology_token alh_tokens[] = { 662 {SOF_TKN_INTEL_ALH_RATE, 663 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 664 offsetof(struct sof_ipc_dai_alh_params, rate), 0}, 665 {SOF_TKN_INTEL_ALH_CH, 666 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 667 offsetof(struct sof_ipc_dai_alh_params, channels), 0}, 668 }; 669 670 /* DMIC */ 671 static const struct sof_topology_token dmic_tokens[] = { 672 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION, 673 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 674 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version), 675 0}, 676 {SOF_TKN_INTEL_DMIC_CLK_MIN, 677 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 678 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0}, 679 {SOF_TKN_INTEL_DMIC_CLK_MAX, 680 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 681 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0}, 682 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE, 683 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 684 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0}, 685 {SOF_TKN_INTEL_DMIC_DUTY_MIN, 686 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 687 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0}, 688 {SOF_TKN_INTEL_DMIC_DUTY_MAX, 689 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 690 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0}, 691 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, 692 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 693 offsetof(struct sof_ipc_dai_dmic_params, 694 num_pdm_active), 0}, 695 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, 696 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 697 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0}, 698 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, 699 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 700 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0}, 701 702 }; 703 704 /* ESAI */ 705 static const struct sof_topology_token esai_tokens[] = { 706 {SOF_TKN_IMX_ESAI_MCLK_ID, 707 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 708 offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0}, 709 }; 710 711 /* SAI */ 712 static const struct sof_topology_token sai_tokens[] = { 713 {SOF_TKN_IMX_SAI_MCLK_ID, 714 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 715 offsetof(struct sof_ipc_dai_sai_params, mclk_id), 0}, 716 }; 717 718 /* 719 * DMIC PDM Tokens 720 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token 721 * as it increments the index while parsing the array of pdm tokens 722 * and determines the correct offset 723 */ 724 static const struct sof_topology_token dmic_pdm_tokens[] = { 725 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID, 726 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 727 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id), 728 0}, 729 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable, 730 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 731 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a), 732 0}, 733 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable, 734 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 735 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b), 736 0}, 737 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A, 738 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 739 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a), 740 0}, 741 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B, 742 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 743 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b), 744 0}, 745 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE, 746 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 747 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge), 748 0}, 749 {SOF_TKN_INTEL_DMIC_PDM_SKEW, 750 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 751 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew), 752 0}, 753 }; 754 755 /* HDA */ 756 static const struct sof_topology_token hda_tokens[] = { 757 {SOF_TKN_INTEL_HDA_RATE, 758 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 759 offsetof(struct sof_ipc_dai_hda_params, rate), 0}, 760 {SOF_TKN_INTEL_HDA_CH, 761 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 762 offsetof(struct sof_ipc_dai_hda_params, channels), 0}, 763 }; 764 765 /* Leds */ 766 static const struct sof_topology_token led_tokens[] = { 767 {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 768 offsetof(struct snd_sof_led_control, use_led), 0}, 769 {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, 770 get_token_u32, offsetof(struct snd_sof_led_control, direction), 0}, 771 }; 772 773 static int sof_parse_uuid_tokens(struct snd_soc_component *scomp, 774 void *object, 775 const struct sof_topology_token *tokens, 776 int count, 777 struct snd_soc_tplg_vendor_array *array, 778 size_t offset) 779 { 780 struct snd_soc_tplg_vendor_uuid_elem *elem; 781 int found = 0; 782 int i, j; 783 784 /* parse element by element */ 785 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 786 elem = &array->uuid[i]; 787 788 /* search for token */ 789 for (j = 0; j < count; j++) { 790 /* match token type */ 791 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) 792 continue; 793 794 /* match token id */ 795 if (tokens[j].token != le32_to_cpu(elem->token)) 796 continue; 797 798 /* matched - now load token */ 799 tokens[j].get_token(elem, object, 800 offset + tokens[j].offset, 801 tokens[j].size); 802 803 found++; 804 } 805 } 806 807 return found; 808 } 809 810 static int sof_parse_string_tokens(struct snd_soc_component *scomp, 811 void *object, 812 const struct sof_topology_token *tokens, 813 int count, 814 struct snd_soc_tplg_vendor_array *array, 815 size_t offset) 816 { 817 struct snd_soc_tplg_vendor_string_elem *elem; 818 int found = 0; 819 int i, j; 820 821 /* parse element by element */ 822 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 823 elem = &array->string[i]; 824 825 /* search for token */ 826 for (j = 0; j < count; j++) { 827 /* match token type */ 828 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) 829 continue; 830 831 /* match token id */ 832 if (tokens[j].token != le32_to_cpu(elem->token)) 833 continue; 834 835 /* matched - now load token */ 836 tokens[j].get_token(elem, object, 837 offset + tokens[j].offset, 838 tokens[j].size); 839 840 found++; 841 } 842 } 843 844 return found; 845 } 846 847 static int sof_parse_word_tokens(struct snd_soc_component *scomp, 848 void *object, 849 const struct sof_topology_token *tokens, 850 int count, 851 struct snd_soc_tplg_vendor_array *array, 852 size_t offset) 853 { 854 struct snd_soc_tplg_vendor_value_elem *elem; 855 int found = 0; 856 int i, j; 857 858 /* parse element by element */ 859 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 860 elem = &array->value[i]; 861 862 /* search for token */ 863 for (j = 0; j < count; j++) { 864 /* match token type */ 865 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 866 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || 867 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || 868 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL)) 869 continue; 870 871 /* match token id */ 872 if (tokens[j].token != le32_to_cpu(elem->token)) 873 continue; 874 875 /* load token */ 876 tokens[j].get_token(elem, object, 877 offset + tokens[j].offset, 878 tokens[j].size); 879 880 found++; 881 } 882 } 883 884 return found; 885 } 886 887 /** 888 * sof_parse_token_sets - Parse multiple sets of tokens 889 * @scomp: pointer to soc component 890 * @object: target ipc struct for parsed values 891 * @tokens: token definition array describing what tokens to parse 892 * @count: number of tokens in definition array 893 * @array: source pointer to consecutive vendor arrays to be parsed 894 * @priv_size: total size of the consecutive source arrays 895 * @sets: number of similar token sets to be parsed, 1 set has count elements 896 * @object_size: offset to next target ipc struct with multiple sets 897 * 898 * This function parses multiple sets of tokens in vendor arrays into 899 * consecutive ipc structs. 900 */ 901 static int sof_parse_token_sets(struct snd_soc_component *scomp, 902 void *object, 903 const struct sof_topology_token *tokens, 904 int count, 905 struct snd_soc_tplg_vendor_array *array, 906 int priv_size, int sets, size_t object_size) 907 { 908 size_t offset = 0; 909 int found = 0; 910 int total = 0; 911 int asize; 912 913 while (priv_size > 0 && total < count * sets) { 914 asize = le32_to_cpu(array->size); 915 916 /* validate asize */ 917 if (asize < 0) { /* FIXME: A zero-size array makes no sense */ 918 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 919 asize); 920 return -EINVAL; 921 } 922 923 /* make sure there is enough data before parsing */ 924 priv_size -= asize; 925 if (priv_size < 0) { 926 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 927 asize); 928 return -EINVAL; 929 } 930 931 /* call correct parser depending on type */ 932 switch (le32_to_cpu(array->type)) { 933 case SND_SOC_TPLG_TUPLE_TYPE_UUID: 934 found += sof_parse_uuid_tokens(scomp, object, tokens, 935 count, array, offset); 936 break; 937 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 938 found += sof_parse_string_tokens(scomp, object, tokens, 939 count, array, offset); 940 break; 941 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 942 case SND_SOC_TPLG_TUPLE_TYPE_BYTE: 943 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 944 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 945 found += sof_parse_word_tokens(scomp, object, tokens, 946 count, array, offset); 947 break; 948 default: 949 dev_err(scomp->dev, "error: unknown token type %d\n", 950 array->type); 951 return -EINVAL; 952 } 953 954 /* next array */ 955 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array 956 + asize); 957 958 /* move to next target struct */ 959 if (found >= count) { 960 offset += object_size; 961 total += found; 962 found = 0; 963 } 964 } 965 966 return 0; 967 } 968 969 static int sof_parse_tokens(struct snd_soc_component *scomp, 970 void *object, 971 const struct sof_topology_token *tokens, 972 int count, 973 struct snd_soc_tplg_vendor_array *array, 974 int priv_size) 975 { 976 /* 977 * sof_parse_tokens is used when topology contains only a single set of 978 * identical tuples arrays. So additional parameters to 979 * sof_parse_token_sets are sets = 1 (only 1 set) and 980 * object_size = 0 (irrelevant). 981 */ 982 return sof_parse_token_sets(scomp, object, tokens, count, array, 983 priv_size, 1, 0); 984 } 985 986 static void sof_dbg_comp_config(struct snd_soc_component *scomp, 987 struct sof_ipc_comp_config *config) 988 { 989 dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n", 990 config->periods_sink, config->periods_source, 991 config->frame_fmt); 992 } 993 994 /* 995 * Standard Kcontrols. 996 */ 997 998 static int sof_control_load_volume(struct snd_soc_component *scomp, 999 struct snd_sof_control *scontrol, 1000 struct snd_kcontrol_new *kc, 1001 struct snd_soc_tplg_ctl_hdr *hdr) 1002 { 1003 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1004 struct snd_soc_tplg_mixer_control *mc = 1005 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); 1006 struct sof_ipc_ctrl_data *cdata; 1007 int tlv[TLV_ITEMS]; 1008 unsigned int i; 1009 int ret = 0; 1010 1011 /* validate topology data */ 1012 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) { 1013 ret = -EINVAL; 1014 goto out; 1015 } 1016 1017 /* init the volume get/put data */ 1018 scontrol->size = struct_size(scontrol->control_data, chanv, 1019 le32_to_cpu(mc->num_channels)); 1020 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1021 if (!scontrol->control_data) { 1022 ret = -ENOMEM; 1023 goto out; 1024 } 1025 1026 scontrol->comp_id = sdev->next_comp_id; 1027 scontrol->min_volume_step = le32_to_cpu(mc->min); 1028 scontrol->max_volume_step = le32_to_cpu(mc->max); 1029 scontrol->num_channels = le32_to_cpu(mc->num_channels); 1030 1031 /* set cmd for mixer control */ 1032 if (le32_to_cpu(mc->max) == 1) { 1033 scontrol->cmd = SOF_CTRL_CMD_SWITCH; 1034 goto skip; 1035 } 1036 1037 scontrol->cmd = SOF_CTRL_CMD_VOLUME; 1038 1039 /* extract tlv data */ 1040 if (get_tlv_data(kc->tlv.p, tlv) < 0) { 1041 dev_err(scomp->dev, "error: invalid TLV data\n"); 1042 ret = -EINVAL; 1043 goto out_free; 1044 } 1045 1046 /* set up volume table */ 1047 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); 1048 if (ret < 0) { 1049 dev_err(scomp->dev, "error: setting up volume table\n"); 1050 goto out_free; 1051 } 1052 1053 /* set default volume values to 0dB in control */ 1054 cdata = scontrol->control_data; 1055 for (i = 0; i < scontrol->num_channels; i++) { 1056 cdata->chanv[i].channel = i; 1057 cdata->chanv[i].value = VOL_ZERO_DB; 1058 } 1059 1060 skip: 1061 /* set up possible led control from mixer private data */ 1062 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens, 1063 ARRAY_SIZE(led_tokens), mc->priv.array, 1064 le32_to_cpu(mc->priv.size)); 1065 if (ret != 0) { 1066 dev_err(scomp->dev, "error: parse led tokens failed %d\n", 1067 le32_to_cpu(mc->priv.size)); 1068 goto out_free_table; 1069 } 1070 1071 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1072 scontrol->comp_id, scontrol->num_channels); 1073 1074 return ret; 1075 1076 out_free_table: 1077 if (le32_to_cpu(mc->max) > 1) 1078 kfree(scontrol->volume_table); 1079 out_free: 1080 kfree(scontrol->control_data); 1081 out: 1082 return ret; 1083 } 1084 1085 static int sof_control_load_enum(struct snd_soc_component *scomp, 1086 struct snd_sof_control *scontrol, 1087 struct snd_kcontrol_new *kc, 1088 struct snd_soc_tplg_ctl_hdr *hdr) 1089 { 1090 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1091 struct snd_soc_tplg_enum_control *ec = 1092 container_of(hdr, struct snd_soc_tplg_enum_control, hdr); 1093 1094 /* validate topology data */ 1095 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) 1096 return -EINVAL; 1097 1098 /* init the enum get/put data */ 1099 scontrol->size = struct_size(scontrol->control_data, chanv, 1100 le32_to_cpu(ec->num_channels)); 1101 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1102 if (!scontrol->control_data) 1103 return -ENOMEM; 1104 1105 scontrol->comp_id = sdev->next_comp_id; 1106 scontrol->num_channels = le32_to_cpu(ec->num_channels); 1107 1108 scontrol->cmd = SOF_CTRL_CMD_ENUM; 1109 1110 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", 1111 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); 1112 1113 return 0; 1114 } 1115 1116 static int sof_control_load_bytes(struct snd_soc_component *scomp, 1117 struct snd_sof_control *scontrol, 1118 struct snd_kcontrol_new *kc, 1119 struct snd_soc_tplg_ctl_hdr *hdr) 1120 { 1121 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1122 struct sof_ipc_ctrl_data *cdata; 1123 struct snd_soc_tplg_bytes_control *control = 1124 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); 1125 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; 1126 int max_size = sbe->max; 1127 int ret = 0; 1128 1129 /* init the get/put bytes data */ 1130 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + 1131 le32_to_cpu(control->priv.size); 1132 1133 if (scontrol->size > max_size) { 1134 dev_err(scomp->dev, "err: bytes data size %d exceeds max %d.\n", 1135 scontrol->size, max_size); 1136 ret = -EINVAL; 1137 goto out; 1138 } 1139 1140 scontrol->control_data = kzalloc(max_size, GFP_KERNEL); 1141 cdata = scontrol->control_data; 1142 if (!scontrol->control_data) { 1143 ret = -ENOMEM; 1144 goto out; 1145 } 1146 1147 scontrol->comp_id = sdev->next_comp_id; 1148 scontrol->cmd = SOF_CTRL_CMD_BINARY; 1149 1150 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1151 scontrol->comp_id, scontrol->num_channels); 1152 1153 if (le32_to_cpu(control->priv.size) > 0) { 1154 memcpy(cdata->data, control->priv.data, 1155 le32_to_cpu(control->priv.size)); 1156 1157 if (cdata->data->magic != SOF_ABI_MAGIC) { 1158 dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n", 1159 cdata->data->magic); 1160 ret = -EINVAL; 1161 goto out_free; 1162 } 1163 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, 1164 cdata->data->abi)) { 1165 dev_err(scomp->dev, 1166 "error: Incompatible ABI version 0x%08x.\n", 1167 cdata->data->abi); 1168 ret = -EINVAL; 1169 goto out_free; 1170 } 1171 if (cdata->data->size + sizeof(const struct sof_abi_hdr) != 1172 le32_to_cpu(control->priv.size)) { 1173 dev_err(scomp->dev, 1174 "error: Conflict in bytes vs. priv size.\n"); 1175 ret = -EINVAL; 1176 goto out_free; 1177 } 1178 } 1179 1180 return ret; 1181 1182 out_free: 1183 kfree(scontrol->control_data); 1184 out: 1185 return ret; 1186 } 1187 1188 /* external kcontrol init - used for any driver specific init */ 1189 static int sof_control_load(struct snd_soc_component *scomp, int index, 1190 struct snd_kcontrol_new *kc, 1191 struct snd_soc_tplg_ctl_hdr *hdr) 1192 { 1193 struct soc_mixer_control *sm; 1194 struct soc_bytes_ext *sbe; 1195 struct soc_enum *se; 1196 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1197 struct snd_soc_dobj *dobj; 1198 struct snd_sof_control *scontrol; 1199 int ret = -EINVAL; 1200 1201 dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n", 1202 hdr->type, hdr->name); 1203 1204 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); 1205 if (!scontrol) 1206 return -ENOMEM; 1207 1208 scontrol->scomp = scomp; 1209 1210 switch (le32_to_cpu(hdr->ops.info)) { 1211 case SND_SOC_TPLG_CTL_VOLSW: 1212 case SND_SOC_TPLG_CTL_VOLSW_SX: 1213 case SND_SOC_TPLG_CTL_VOLSW_XR_SX: 1214 sm = (struct soc_mixer_control *)kc->private_value; 1215 dobj = &sm->dobj; 1216 ret = sof_control_load_volume(scomp, scontrol, kc, hdr); 1217 break; 1218 case SND_SOC_TPLG_CTL_BYTES: 1219 sbe = (struct soc_bytes_ext *)kc->private_value; 1220 dobj = &sbe->dobj; 1221 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); 1222 break; 1223 case SND_SOC_TPLG_CTL_ENUM: 1224 case SND_SOC_TPLG_CTL_ENUM_VALUE: 1225 se = (struct soc_enum *)kc->private_value; 1226 dobj = &se->dobj; 1227 ret = sof_control_load_enum(scomp, scontrol, kc, hdr); 1228 break; 1229 case SND_SOC_TPLG_CTL_RANGE: 1230 case SND_SOC_TPLG_CTL_STROBE: 1231 case SND_SOC_TPLG_DAPM_CTL_VOLSW: 1232 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: 1233 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: 1234 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: 1235 case SND_SOC_TPLG_DAPM_CTL_PIN: 1236 default: 1237 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n", 1238 hdr->ops.get, hdr->ops.put, hdr->ops.info); 1239 kfree(scontrol); 1240 return 0; 1241 } 1242 1243 if (ret < 0) { 1244 kfree(scontrol); 1245 return ret; 1246 } 1247 1248 scontrol->led_ctl.led_value = -1; 1249 1250 dobj->private = scontrol; 1251 list_add(&scontrol->list, &sdev->kcontrol_list); 1252 return ret; 1253 } 1254 1255 static int sof_control_unload(struct snd_soc_component *scomp, 1256 struct snd_soc_dobj *dobj) 1257 { 1258 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1259 struct sof_ipc_free fcomp; 1260 struct snd_sof_control *scontrol = dobj->private; 1261 1262 dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name); 1263 1264 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE; 1265 fcomp.hdr.size = sizeof(fcomp); 1266 fcomp.id = scontrol->comp_id; 1267 1268 kfree(scontrol->control_data); 1269 list_del(&scontrol->list); 1270 kfree(scontrol); 1271 /* send IPC to the DSP */ 1272 return sof_ipc_tx_message(sdev->ipc, 1273 fcomp.hdr.cmd, &fcomp, sizeof(fcomp), 1274 NULL, 0); 1275 } 1276 1277 /* 1278 * DAI Topology 1279 */ 1280 1281 static int sof_connect_dai_widget(struct snd_soc_component *scomp, 1282 struct snd_soc_dapm_widget *w, 1283 struct snd_soc_tplg_dapm_widget *tw, 1284 struct snd_sof_dai *dai) 1285 { 1286 struct snd_soc_card *card = scomp->card; 1287 struct snd_soc_pcm_runtime *rtd; 1288 struct snd_soc_dai *cpu_dai; 1289 int i; 1290 1291 list_for_each_entry(rtd, &card->rtd_list, list) { 1292 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n", 1293 w->name, w->sname, rtd->dai_link->stream_name); 1294 1295 if (!w->sname || !rtd->dai_link->stream_name) 1296 continue; 1297 1298 /* does stream match DAI link ? */ 1299 if (strcmp(w->sname, rtd->dai_link->stream_name)) 1300 continue; 1301 1302 switch (w->id) { 1303 case snd_soc_dapm_dai_out: 1304 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1305 /* 1306 * Please create DAI widget in the right order 1307 * to ensure BE will connect to the right DAI 1308 * widget. 1309 */ 1310 if (!cpu_dai->capture_widget) { 1311 cpu_dai->capture_widget = w; 1312 break; 1313 } 1314 } 1315 if (i == rtd->num_cpus) { 1316 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1317 w->name); 1318 1319 return -EINVAL; 1320 } 1321 dai->name = rtd->dai_link->name; 1322 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1323 w->name, rtd->dai_link->name); 1324 break; 1325 case snd_soc_dapm_dai_in: 1326 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1327 /* 1328 * Please create DAI widget in the right order 1329 * to ensure BE will connect to the right DAI 1330 * widget. 1331 */ 1332 if (!cpu_dai->playback_widget) { 1333 cpu_dai->playback_widget = w; 1334 break; 1335 } 1336 } 1337 if (i == rtd->num_cpus) { 1338 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1339 w->name); 1340 1341 return -EINVAL; 1342 } 1343 dai->name = rtd->dai_link->name; 1344 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1345 w->name, rtd->dai_link->name); 1346 break; 1347 default: 1348 break; 1349 } 1350 } 1351 1352 /* check we have a connection */ 1353 if (!dai->name) { 1354 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n", 1355 w->name, w->sname); 1356 return -EINVAL; 1357 } 1358 1359 return 0; 1360 } 1361 1362 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, 1363 struct snd_sof_widget *swidget, 1364 struct snd_soc_tplg_dapm_widget *tw, 1365 struct sof_ipc_comp_reply *r, 1366 struct snd_sof_dai *dai) 1367 { 1368 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1369 struct snd_soc_tplg_private *private = &tw->priv; 1370 struct sof_ipc_comp_dai comp_dai; 1371 int ret; 1372 1373 /* configure dai IPC message */ 1374 memset(&comp_dai, 0, sizeof(comp_dai)); 1375 comp_dai.comp.hdr.size = sizeof(comp_dai); 1376 comp_dai.comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1377 comp_dai.comp.id = swidget->comp_id; 1378 comp_dai.comp.type = SOF_COMP_DAI; 1379 comp_dai.comp.pipeline_id = index; 1380 comp_dai.config.hdr.size = sizeof(comp_dai.config); 1381 1382 ret = sof_parse_tokens(scomp, &comp_dai, dai_tokens, 1383 ARRAY_SIZE(dai_tokens), private->array, 1384 le32_to_cpu(private->size)); 1385 if (ret != 0) { 1386 dev_err(scomp->dev, "error: parse dai tokens failed %d\n", 1387 le32_to_cpu(private->size)); 1388 return ret; 1389 } 1390 1391 ret = sof_parse_tokens(scomp, &comp_dai.config, comp_tokens, 1392 ARRAY_SIZE(comp_tokens), private->array, 1393 le32_to_cpu(private->size)); 1394 if (ret != 0) { 1395 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n", 1396 private->size); 1397 return ret; 1398 } 1399 1400 dev_dbg(scomp->dev, "dai %s: type %d index %d\n", 1401 swidget->widget->name, comp_dai.type, comp_dai.dai_index); 1402 sof_dbg_comp_config(scomp, &comp_dai.config); 1403 1404 ret = sof_ipc_tx_message(sdev->ipc, comp_dai.comp.hdr.cmd, 1405 &comp_dai, sizeof(comp_dai), r, sizeof(*r)); 1406 1407 if (ret == 0 && dai) { 1408 dai->scomp = scomp; 1409 memcpy(&dai->comp_dai, &comp_dai, sizeof(comp_dai)); 1410 } 1411 1412 return ret; 1413 } 1414 1415 /* 1416 * Buffer topology 1417 */ 1418 1419 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index, 1420 struct snd_sof_widget *swidget, 1421 struct snd_soc_tplg_dapm_widget *tw, 1422 struct sof_ipc_comp_reply *r) 1423 { 1424 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1425 struct snd_soc_tplg_private *private = &tw->priv; 1426 struct sof_ipc_buffer *buffer; 1427 int ret; 1428 1429 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); 1430 if (!buffer) 1431 return -ENOMEM; 1432 1433 /* configure dai IPC message */ 1434 buffer->comp.hdr.size = sizeof(*buffer); 1435 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW; 1436 buffer->comp.id = swidget->comp_id; 1437 buffer->comp.type = SOF_COMP_BUFFER; 1438 buffer->comp.pipeline_id = index; 1439 1440 ret = sof_parse_tokens(scomp, buffer, buffer_tokens, 1441 ARRAY_SIZE(buffer_tokens), private->array, 1442 le32_to_cpu(private->size)); 1443 if (ret != 0) { 1444 dev_err(scomp->dev, "error: parse buffer tokens failed %d\n", 1445 private->size); 1446 kfree(buffer); 1447 return ret; 1448 } 1449 1450 dev_dbg(scomp->dev, "buffer %s: size %d caps 0x%x\n", 1451 swidget->widget->name, buffer->size, buffer->caps); 1452 1453 swidget->private = buffer; 1454 1455 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer, 1456 sizeof(*buffer), r, sizeof(*r)); 1457 if (ret < 0) { 1458 dev_err(scomp->dev, "error: buffer %s load failed\n", 1459 swidget->widget->name); 1460 kfree(buffer); 1461 } 1462 1463 return ret; 1464 } 1465 1466 /* bind PCM ID to host component ID */ 1467 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, 1468 int dir) 1469 { 1470 struct snd_sof_widget *host_widget; 1471 1472 host_widget = snd_sof_find_swidget_sname(scomp, 1473 spcm->pcm.caps[dir].name, 1474 dir); 1475 if (!host_widget) { 1476 dev_err(scomp->dev, "can't find host comp to bind pcm\n"); 1477 return -EINVAL; 1478 } 1479 1480 spcm->stream[dir].comp_id = host_widget->comp_id; 1481 1482 return 0; 1483 } 1484 1485 /* 1486 * PCM Topology 1487 */ 1488 1489 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index, 1490 struct snd_sof_widget *swidget, 1491 enum sof_ipc_stream_direction dir, 1492 struct snd_soc_tplg_dapm_widget *tw, 1493 struct sof_ipc_comp_reply *r) 1494 { 1495 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1496 struct snd_soc_tplg_private *private = &tw->priv; 1497 struct sof_ipc_comp_host *host; 1498 int ret; 1499 1500 host = kzalloc(sizeof(*host), GFP_KERNEL); 1501 if (!host) 1502 return -ENOMEM; 1503 1504 /* configure host comp IPC message */ 1505 host->comp.hdr.size = sizeof(*host); 1506 host->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1507 host->comp.id = swidget->comp_id; 1508 host->comp.type = SOF_COMP_HOST; 1509 host->comp.pipeline_id = index; 1510 host->direction = dir; 1511 host->config.hdr.size = sizeof(host->config); 1512 1513 ret = sof_parse_tokens(scomp, host, pcm_tokens, 1514 ARRAY_SIZE(pcm_tokens), private->array, 1515 le32_to_cpu(private->size)); 1516 if (ret != 0) { 1517 dev_err(scomp->dev, "error: parse host tokens failed %d\n", 1518 private->size); 1519 goto err; 1520 } 1521 1522 ret = sof_parse_tokens(scomp, &host->config, comp_tokens, 1523 ARRAY_SIZE(comp_tokens), private->array, 1524 le32_to_cpu(private->size)); 1525 if (ret != 0) { 1526 dev_err(scomp->dev, "error: parse host.cfg tokens failed %d\n", 1527 le32_to_cpu(private->size)); 1528 goto err; 1529 } 1530 1531 dev_dbg(scomp->dev, "loaded host %s\n", swidget->widget->name); 1532 sof_dbg_comp_config(scomp, &host->config); 1533 1534 swidget->private = host; 1535 1536 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host, 1537 sizeof(*host), r, sizeof(*r)); 1538 if (ret >= 0) 1539 return ret; 1540 err: 1541 kfree(host); 1542 return ret; 1543 } 1544 1545 /* 1546 * Pipeline Topology 1547 */ 1548 int sof_load_pipeline_ipc(struct device *dev, 1549 struct sof_ipc_pipe_new *pipeline, 1550 struct sof_ipc_comp_reply *r) 1551 { 1552 struct snd_sof_dev *sdev = dev_get_drvdata(dev); 1553 struct sof_ipc_pm_core_config pm_core_config; 1554 int ret; 1555 1556 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline, 1557 sizeof(*pipeline), r, sizeof(*r)); 1558 if (ret < 0) { 1559 dev_err(dev, "error: load pipeline ipc failure\n"); 1560 return ret; 1561 } 1562 1563 /* power up the core that this pipeline is scheduled on */ 1564 ret = snd_sof_dsp_core_power_up(sdev, 1 << pipeline->core); 1565 if (ret < 0) { 1566 dev_err(dev, "error: powering up pipeline schedule core %d\n", 1567 pipeline->core); 1568 return ret; 1569 } 1570 1571 /* update enabled cores mask */ 1572 sdev->enabled_cores_mask |= 1 << pipeline->core; 1573 1574 /* 1575 * Now notify DSP that the core that this pipeline is scheduled on 1576 * has been powered up 1577 */ 1578 memset(&pm_core_config, 0, sizeof(pm_core_config)); 1579 pm_core_config.enable_mask = sdev->enabled_cores_mask; 1580 1581 /* configure CORE_ENABLE ipc message */ 1582 pm_core_config.hdr.size = sizeof(pm_core_config); 1583 pm_core_config.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE; 1584 1585 /* send ipc */ 1586 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd, 1587 &pm_core_config, sizeof(pm_core_config), 1588 &pm_core_config, sizeof(pm_core_config)); 1589 if (ret < 0) 1590 dev_err(dev, "error: core enable ipc failure\n"); 1591 1592 return ret; 1593 } 1594 1595 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, 1596 int index, struct snd_sof_widget *swidget, 1597 struct snd_soc_tplg_dapm_widget *tw, 1598 struct sof_ipc_comp_reply *r) 1599 { 1600 struct snd_soc_tplg_private *private = &tw->priv; 1601 struct sof_ipc_pipe_new *pipeline; 1602 struct snd_sof_widget *comp_swidget; 1603 int ret; 1604 1605 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL); 1606 if (!pipeline) 1607 return -ENOMEM; 1608 1609 /* configure dai IPC message */ 1610 pipeline->hdr.size = sizeof(*pipeline); 1611 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW; 1612 pipeline->pipeline_id = index; 1613 pipeline->comp_id = swidget->comp_id; 1614 1615 /* component at start of pipeline is our stream id */ 1616 comp_swidget = snd_sof_find_swidget(scomp, tw->sname); 1617 if (!comp_swidget) { 1618 dev_err(scomp->dev, "error: widget %s refers to non existent widget %s\n", 1619 tw->name, tw->sname); 1620 ret = -EINVAL; 1621 goto err; 1622 } 1623 1624 pipeline->sched_id = comp_swidget->comp_id; 1625 1626 dev_dbg(scomp->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n", 1627 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id); 1628 1629 ret = sof_parse_tokens(scomp, pipeline, sched_tokens, 1630 ARRAY_SIZE(sched_tokens), private->array, 1631 le32_to_cpu(private->size)); 1632 if (ret != 0) { 1633 dev_err(scomp->dev, "error: parse pipeline tokens failed %d\n", 1634 private->size); 1635 goto err; 1636 } 1637 1638 dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n", 1639 swidget->widget->name, pipeline->period, pipeline->priority, 1640 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched); 1641 1642 swidget->private = pipeline; 1643 1644 /* send ipc's to create pipeline comp and power up schedule core */ 1645 ret = sof_load_pipeline_ipc(scomp->dev, pipeline, r); 1646 if (ret >= 0) 1647 return ret; 1648 err: 1649 kfree(pipeline); 1650 return ret; 1651 } 1652 1653 /* 1654 * Mixer topology 1655 */ 1656 1657 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index, 1658 struct snd_sof_widget *swidget, 1659 struct snd_soc_tplg_dapm_widget *tw, 1660 struct sof_ipc_comp_reply *r) 1661 { 1662 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1663 struct snd_soc_tplg_private *private = &tw->priv; 1664 struct sof_ipc_comp_mixer *mixer; 1665 int ret; 1666 1667 mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); 1668 if (!mixer) 1669 return -ENOMEM; 1670 1671 /* configure mixer IPC message */ 1672 mixer->comp.hdr.size = sizeof(*mixer); 1673 mixer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1674 mixer->comp.id = swidget->comp_id; 1675 mixer->comp.type = SOF_COMP_MIXER; 1676 mixer->comp.pipeline_id = index; 1677 mixer->config.hdr.size = sizeof(mixer->config); 1678 1679 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens, 1680 ARRAY_SIZE(comp_tokens), private->array, 1681 le32_to_cpu(private->size)); 1682 if (ret != 0) { 1683 dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n", 1684 private->size); 1685 kfree(mixer); 1686 return ret; 1687 } 1688 1689 sof_dbg_comp_config(scomp, &mixer->config); 1690 1691 swidget->private = mixer; 1692 1693 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer, 1694 sizeof(*mixer), r, sizeof(*r)); 1695 if (ret < 0) 1696 kfree(mixer); 1697 1698 return ret; 1699 } 1700 1701 /* 1702 * Mux topology 1703 */ 1704 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index, 1705 struct snd_sof_widget *swidget, 1706 struct snd_soc_tplg_dapm_widget *tw, 1707 struct sof_ipc_comp_reply *r) 1708 { 1709 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1710 struct snd_soc_tplg_private *private = &tw->priv; 1711 struct sof_ipc_comp_mux *mux; 1712 int ret; 1713 1714 mux = kzalloc(sizeof(*mux), GFP_KERNEL); 1715 if (!mux) 1716 return -ENOMEM; 1717 1718 /* configure mux IPC message */ 1719 mux->comp.hdr.size = sizeof(*mux); 1720 mux->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1721 mux->comp.id = swidget->comp_id; 1722 mux->comp.type = SOF_COMP_MUX; 1723 mux->comp.pipeline_id = index; 1724 mux->config.hdr.size = sizeof(mux->config); 1725 1726 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens, 1727 ARRAY_SIZE(comp_tokens), private->array, 1728 le32_to_cpu(private->size)); 1729 if (ret != 0) { 1730 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n", 1731 private->size); 1732 kfree(mux); 1733 return ret; 1734 } 1735 1736 sof_dbg_comp_config(scomp, &mux->config); 1737 1738 swidget->private = mux; 1739 1740 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux, 1741 sizeof(*mux), r, sizeof(*r)); 1742 if (ret < 0) 1743 kfree(mux); 1744 1745 return ret; 1746 } 1747 1748 /* 1749 * PGA Topology 1750 */ 1751 1752 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, 1753 struct snd_sof_widget *swidget, 1754 struct snd_soc_tplg_dapm_widget *tw, 1755 struct sof_ipc_comp_reply *r) 1756 { 1757 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1758 struct snd_soc_tplg_private *private = &tw->priv; 1759 struct sof_ipc_comp_volume *volume; 1760 struct snd_sof_control *scontrol; 1761 int min_step; 1762 int max_step; 1763 int ret; 1764 1765 volume = kzalloc(sizeof(*volume), GFP_KERNEL); 1766 if (!volume) 1767 return -ENOMEM; 1768 1769 if (!le32_to_cpu(tw->num_kcontrols)) { 1770 dev_err(scomp->dev, "error: invalid kcontrol count %d for volume\n", 1771 tw->num_kcontrols); 1772 ret = -EINVAL; 1773 goto err; 1774 } 1775 1776 /* configure volume IPC message */ 1777 volume->comp.hdr.size = sizeof(*volume); 1778 volume->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1779 volume->comp.id = swidget->comp_id; 1780 volume->comp.type = SOF_COMP_VOLUME; 1781 volume->comp.pipeline_id = index; 1782 volume->config.hdr.size = sizeof(volume->config); 1783 1784 ret = sof_parse_tokens(scomp, volume, volume_tokens, 1785 ARRAY_SIZE(volume_tokens), private->array, 1786 le32_to_cpu(private->size)); 1787 if (ret != 0) { 1788 dev_err(scomp->dev, "error: parse volume tokens failed %d\n", 1789 private->size); 1790 goto err; 1791 } 1792 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens, 1793 ARRAY_SIZE(comp_tokens), private->array, 1794 le32_to_cpu(private->size)); 1795 if (ret != 0) { 1796 dev_err(scomp->dev, "error: parse volume.cfg tokens failed %d\n", 1797 le32_to_cpu(private->size)); 1798 goto err; 1799 } 1800 1801 sof_dbg_comp_config(scomp, &volume->config); 1802 1803 swidget->private = volume; 1804 1805 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 1806 if (scontrol->comp_id == swidget->comp_id && 1807 scontrol->volume_table) { 1808 min_step = scontrol->min_volume_step; 1809 max_step = scontrol->max_volume_step; 1810 volume->min_value = scontrol->volume_table[min_step]; 1811 volume->max_value = scontrol->volume_table[max_step]; 1812 volume->channels = scontrol->num_channels; 1813 break; 1814 } 1815 } 1816 1817 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume, 1818 sizeof(*volume), r, sizeof(*r)); 1819 if (ret >= 0) 1820 return ret; 1821 err: 1822 kfree(volume); 1823 return ret; 1824 } 1825 1826 /* 1827 * SRC Topology 1828 */ 1829 1830 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1831 struct snd_sof_widget *swidget, 1832 struct snd_soc_tplg_dapm_widget *tw, 1833 struct sof_ipc_comp_reply *r) 1834 { 1835 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1836 struct snd_soc_tplg_private *private = &tw->priv; 1837 struct sof_ipc_comp_src *src; 1838 int ret; 1839 1840 src = kzalloc(sizeof(*src), GFP_KERNEL); 1841 if (!src) 1842 return -ENOMEM; 1843 1844 /* configure src IPC message */ 1845 src->comp.hdr.size = sizeof(*src); 1846 src->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1847 src->comp.id = swidget->comp_id; 1848 src->comp.type = SOF_COMP_SRC; 1849 src->comp.pipeline_id = index; 1850 src->config.hdr.size = sizeof(src->config); 1851 1852 ret = sof_parse_tokens(scomp, src, src_tokens, 1853 ARRAY_SIZE(src_tokens), private->array, 1854 le32_to_cpu(private->size)); 1855 if (ret != 0) { 1856 dev_err(scomp->dev, "error: parse src tokens failed %d\n", 1857 private->size); 1858 goto err; 1859 } 1860 1861 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1862 ARRAY_SIZE(comp_tokens), private->array, 1863 le32_to_cpu(private->size)); 1864 if (ret != 0) { 1865 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n", 1866 le32_to_cpu(private->size)); 1867 goto err; 1868 } 1869 1870 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n", 1871 swidget->widget->name, src->source_rate, src->sink_rate); 1872 sof_dbg_comp_config(scomp, &src->config); 1873 1874 swidget->private = src; 1875 1876 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src, 1877 sizeof(*src), r, sizeof(*r)); 1878 if (ret >= 0) 1879 return ret; 1880 err: 1881 kfree(src); 1882 return ret; 1883 } 1884 1885 /* 1886 * ASRC Topology 1887 */ 1888 1889 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index, 1890 struct snd_sof_widget *swidget, 1891 struct snd_soc_tplg_dapm_widget *tw, 1892 struct sof_ipc_comp_reply *r) 1893 { 1894 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1895 struct snd_soc_tplg_private *private = &tw->priv; 1896 struct sof_ipc_comp_asrc *asrc; 1897 int ret; 1898 1899 asrc = kzalloc(sizeof(*asrc), GFP_KERNEL); 1900 if (!asrc) 1901 return -ENOMEM; 1902 1903 /* configure ASRC IPC message */ 1904 asrc->comp.hdr.size = sizeof(*asrc); 1905 asrc->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1906 asrc->comp.id = swidget->comp_id; 1907 asrc->comp.type = SOF_COMP_ASRC; 1908 asrc->comp.pipeline_id = index; 1909 asrc->config.hdr.size = sizeof(asrc->config); 1910 1911 ret = sof_parse_tokens(scomp, asrc, asrc_tokens, 1912 ARRAY_SIZE(asrc_tokens), private->array, 1913 le32_to_cpu(private->size)); 1914 if (ret != 0) { 1915 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n", 1916 private->size); 1917 goto err; 1918 } 1919 1920 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens, 1921 ARRAY_SIZE(comp_tokens), private->array, 1922 le32_to_cpu(private->size)); 1923 if (ret != 0) { 1924 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n", 1925 le32_to_cpu(private->size)); 1926 goto err; 1927 } 1928 1929 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d " 1930 "asynch %d operation %d\n", 1931 swidget->widget->name, asrc->source_rate, asrc->sink_rate, 1932 asrc->asynchronous_mode, asrc->operation_mode); 1933 sof_dbg_comp_config(scomp, &asrc->config); 1934 1935 swidget->private = asrc; 1936 1937 ret = sof_ipc_tx_message(sdev->ipc, asrc->comp.hdr.cmd, asrc, 1938 sizeof(*asrc), r, sizeof(*r)); 1939 if (ret >= 0) 1940 return ret; 1941 err: 1942 kfree(asrc); 1943 return ret; 1944 } 1945 1946 /* 1947 * Signal Generator Topology 1948 */ 1949 1950 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 1951 struct snd_sof_widget *swidget, 1952 struct snd_soc_tplg_dapm_widget *tw, 1953 struct sof_ipc_comp_reply *r) 1954 { 1955 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1956 struct snd_soc_tplg_private *private = &tw->priv; 1957 struct sof_ipc_comp_tone *tone; 1958 int ret; 1959 1960 tone = kzalloc(sizeof(*tone), GFP_KERNEL); 1961 if (!tone) 1962 return -ENOMEM; 1963 1964 /* configure siggen IPC message */ 1965 tone->comp.hdr.size = sizeof(*tone); 1966 tone->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1967 tone->comp.id = swidget->comp_id; 1968 tone->comp.type = SOF_COMP_TONE; 1969 tone->comp.pipeline_id = index; 1970 tone->config.hdr.size = sizeof(tone->config); 1971 1972 ret = sof_parse_tokens(scomp, tone, tone_tokens, 1973 ARRAY_SIZE(tone_tokens), private->array, 1974 le32_to_cpu(private->size)); 1975 if (ret != 0) { 1976 dev_err(scomp->dev, "error: parse tone tokens failed %d\n", 1977 le32_to_cpu(private->size)); 1978 goto err; 1979 } 1980 1981 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 1982 ARRAY_SIZE(comp_tokens), private->array, 1983 le32_to_cpu(private->size)); 1984 if (ret != 0) { 1985 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n", 1986 le32_to_cpu(private->size)); 1987 goto err; 1988 } 1989 1990 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n", 1991 swidget->widget->name, tone->frequency, tone->amplitude); 1992 sof_dbg_comp_config(scomp, &tone->config); 1993 1994 swidget->private = tone; 1995 1996 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone, 1997 sizeof(*tone), r, sizeof(*r)); 1998 if (ret >= 0) 1999 return ret; 2000 err: 2001 kfree(tone); 2002 return ret; 2003 } 2004 2005 static int sof_get_control_data(struct snd_soc_component *scomp, 2006 struct snd_soc_dapm_widget *widget, 2007 struct sof_widget_data *wdata, 2008 size_t *size) 2009 { 2010 const struct snd_kcontrol_new *kc; 2011 struct soc_mixer_control *sm; 2012 struct soc_bytes_ext *sbe; 2013 struct soc_enum *se; 2014 int i; 2015 2016 *size = 0; 2017 2018 for (i = 0; i < widget->num_kcontrols; i++) { 2019 kc = &widget->kcontrol_news[i]; 2020 2021 switch (widget->dobj.widget.kcontrol_type) { 2022 case SND_SOC_TPLG_TYPE_MIXER: 2023 sm = (struct soc_mixer_control *)kc->private_value; 2024 wdata[i].control = sm->dobj.private; 2025 break; 2026 case SND_SOC_TPLG_TYPE_BYTES: 2027 sbe = (struct soc_bytes_ext *)kc->private_value; 2028 wdata[i].control = sbe->dobj.private; 2029 break; 2030 case SND_SOC_TPLG_TYPE_ENUM: 2031 se = (struct soc_enum *)kc->private_value; 2032 wdata[i].control = se->dobj.private; 2033 break; 2034 default: 2035 dev_err(scomp->dev, "error: unknown kcontrol type %d in widget %s\n", 2036 widget->dobj.widget.kcontrol_type, 2037 widget->name); 2038 return -EINVAL; 2039 } 2040 2041 if (!wdata[i].control) { 2042 dev_err(scomp->dev, "error: no scontrol for widget %s\n", 2043 widget->name); 2044 return -EINVAL; 2045 } 2046 2047 wdata[i].pdata = wdata[i].control->control_data->data; 2048 if (!wdata[i].pdata) 2049 return -EINVAL; 2050 2051 /* make sure data is valid - data can be updated at runtime */ 2052 if (wdata[i].pdata->magic != SOF_ABI_MAGIC) 2053 return -EINVAL; 2054 2055 *size += wdata[i].pdata->size; 2056 2057 /* get data type */ 2058 switch (wdata[i].control->cmd) { 2059 case SOF_CTRL_CMD_VOLUME: 2060 case SOF_CTRL_CMD_ENUM: 2061 case SOF_CTRL_CMD_SWITCH: 2062 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 2063 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 2064 break; 2065 case SOF_CTRL_CMD_BINARY: 2066 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 2067 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 2068 break; 2069 default: 2070 break; 2071 } 2072 } 2073 2074 return 0; 2075 } 2076 2077 static int sof_process_load(struct snd_soc_component *scomp, int index, 2078 struct snd_sof_widget *swidget, 2079 struct snd_soc_tplg_dapm_widget *tw, 2080 struct sof_ipc_comp_reply *r, 2081 int type) 2082 { 2083 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2084 struct snd_soc_dapm_widget *widget = swidget->widget; 2085 struct snd_soc_tplg_private *private = &tw->priv; 2086 struct sof_ipc_comp_process *process; 2087 struct sof_widget_data *wdata = NULL; 2088 size_t ipc_data_size = 0; 2089 size_t ipc_size; 2090 int offset = 0; 2091 int ret; 2092 int i; 2093 2094 if (type == SOF_COMP_NONE) { 2095 dev_err(scomp->dev, "error: invalid process comp type %d\n", 2096 type); 2097 return -EINVAL; 2098 } 2099 2100 /* allocate struct for widget control data sizes and types */ 2101 if (widget->num_kcontrols) { 2102 wdata = kcalloc(widget->num_kcontrols, 2103 sizeof(*wdata), 2104 GFP_KERNEL); 2105 2106 if (!wdata) 2107 return -ENOMEM; 2108 2109 /* get possible component controls and get size of all pdata */ 2110 ret = sof_get_control_data(scomp, widget, wdata, 2111 &ipc_data_size); 2112 2113 if (ret < 0) 2114 goto out; 2115 } 2116 2117 ipc_size = sizeof(struct sof_ipc_comp_process) + 2118 le32_to_cpu(private->size) + 2119 ipc_data_size; 2120 2121 /* we are exceeding max ipc size, config needs to be sent separately */ 2122 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 2123 ipc_size -= ipc_data_size; 2124 ipc_data_size = 0; 2125 } 2126 2127 process = kzalloc(ipc_size, GFP_KERNEL); 2128 if (!process) { 2129 ret = -ENOMEM; 2130 goto out; 2131 } 2132 2133 /* configure iir IPC message */ 2134 process->comp.hdr.size = ipc_size; 2135 process->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 2136 process->comp.id = swidget->comp_id; 2137 process->comp.type = type; 2138 process->comp.pipeline_id = index; 2139 process->config.hdr.size = sizeof(process->config); 2140 2141 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 2142 ARRAY_SIZE(comp_tokens), private->array, 2143 le32_to_cpu(private->size)); 2144 if (ret != 0) { 2145 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n", 2146 le32_to_cpu(private->size)); 2147 goto err; 2148 } 2149 2150 sof_dbg_comp_config(scomp, &process->config); 2151 2152 /* 2153 * found private data in control, so copy it. 2154 * get possible component controls - get size of all pdata, 2155 * then memcpy with headers 2156 */ 2157 if (ipc_data_size) { 2158 for (i = 0; i < widget->num_kcontrols; i++) { 2159 memcpy(&process->data + offset, 2160 wdata[i].pdata->data, 2161 wdata[i].pdata->size); 2162 offset += wdata[i].pdata->size; 2163 } 2164 } 2165 2166 process->size = ipc_data_size; 2167 swidget->private = process; 2168 2169 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process, 2170 ipc_size, r, sizeof(*r)); 2171 2172 if (ret < 0) { 2173 dev_err(scomp->dev, "error: create process failed\n"); 2174 goto err; 2175 } 2176 2177 /* we sent the data in single message so return */ 2178 if (ipc_data_size) 2179 goto out; 2180 2181 /* send control data with large message supported method */ 2182 for (i = 0; i < widget->num_kcontrols; i++) { 2183 wdata[i].control->readback_offset = 0; 2184 ret = snd_sof_ipc_set_get_comp_data(wdata[i].control, 2185 wdata[i].ipc_cmd, 2186 wdata[i].ctrl_type, 2187 wdata[i].control->cmd, 2188 true); 2189 if (ret != 0) { 2190 dev_err(scomp->dev, "error: send control failed\n"); 2191 break; 2192 } 2193 } 2194 2195 err: 2196 if (ret < 0) 2197 kfree(process); 2198 out: 2199 kfree(wdata); 2200 return ret; 2201 } 2202 2203 /* 2204 * Processing Component Topology - can be "effect", "codec", or general 2205 * "processing". 2206 */ 2207 2208 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 2209 struct snd_sof_widget *swidget, 2210 struct snd_soc_tplg_dapm_widget *tw, 2211 struct sof_ipc_comp_reply *r) 2212 { 2213 struct snd_soc_tplg_private *private = &tw->priv; 2214 struct sof_ipc_comp_process config; 2215 int ret; 2216 2217 /* check we have some tokens - we need at least process type */ 2218 if (le32_to_cpu(private->size) == 0) { 2219 dev_err(scomp->dev, "error: process tokens not found\n"); 2220 return -EINVAL; 2221 } 2222 2223 memset(&config, 0, sizeof(config)); 2224 2225 /* get the process token */ 2226 ret = sof_parse_tokens(scomp, &config, process_tokens, 2227 ARRAY_SIZE(process_tokens), private->array, 2228 le32_to_cpu(private->size)); 2229 if (ret != 0) { 2230 dev_err(scomp->dev, "error: parse process tokens failed %d\n", 2231 le32_to_cpu(private->size)); 2232 return ret; 2233 } 2234 2235 /* now load process specific data and send IPC */ 2236 ret = sof_process_load(scomp, index, swidget, tw, r, 2237 find_process_comp_type(config.type)); 2238 if (ret < 0) { 2239 dev_err(scomp->dev, "error: process loading failed\n"); 2240 return ret; 2241 } 2242 2243 return 0; 2244 } 2245 2246 static int sof_widget_bind_event(struct snd_soc_component *scomp, 2247 struct snd_sof_widget *swidget, 2248 u16 event_type) 2249 { 2250 struct sof_ipc_comp *ipc_comp; 2251 2252 /* validate widget event type */ 2253 switch (event_type) { 2254 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2255 /* only KEYWORD_DETECT comps should handle this */ 2256 if (swidget->id != snd_soc_dapm_effect) 2257 break; 2258 2259 ipc_comp = swidget->private; 2260 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2261 break; 2262 2263 /* bind event to keyword detect comp */ 2264 return snd_soc_tplg_widget_bind_event(swidget->widget, 2265 sof_kwd_events, 2266 ARRAY_SIZE(sof_kwd_events), 2267 event_type); 2268 default: 2269 break; 2270 } 2271 2272 dev_err(scomp->dev, 2273 "error: invalid event type %d for widget %s\n", 2274 event_type, swidget->widget->name); 2275 return -EINVAL; 2276 } 2277 2278 /* external widget init - used for any driver specific init */ 2279 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2280 struct snd_soc_dapm_widget *w, 2281 struct snd_soc_tplg_dapm_widget *tw) 2282 { 2283 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2284 struct snd_sof_widget *swidget; 2285 struct snd_sof_dai *dai; 2286 struct sof_ipc_comp_reply reply; 2287 struct snd_sof_control *scontrol; 2288 int ret = 0; 2289 2290 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2291 if (!swidget) 2292 return -ENOMEM; 2293 2294 swidget->scomp = scomp; 2295 swidget->widget = w; 2296 swidget->comp_id = sdev->next_comp_id++; 2297 swidget->complete = 0; 2298 swidget->id = w->id; 2299 swidget->pipeline_id = index; 2300 swidget->private = NULL; 2301 memset(&reply, 0, sizeof(reply)); 2302 2303 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2304 swidget->comp_id, index, swidget->id, tw->name, 2305 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2306 ? tw->sname : "none"); 2307 2308 /* handle any special case widgets */ 2309 switch (w->id) { 2310 case snd_soc_dapm_dai_in: 2311 case snd_soc_dapm_dai_out: 2312 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2313 if (!dai) { 2314 kfree(swidget); 2315 return -ENOMEM; 2316 } 2317 2318 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, 2319 dai); 2320 if (ret == 0) { 2321 sof_connect_dai_widget(scomp, w, tw, dai); 2322 list_add(&dai->list, &sdev->dai_list); 2323 swidget->private = dai; 2324 } else { 2325 kfree(dai); 2326 } 2327 break; 2328 case snd_soc_dapm_mixer: 2329 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply); 2330 break; 2331 case snd_soc_dapm_pga: 2332 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply); 2333 /* Find scontrol for this pga and set readback offset*/ 2334 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 2335 if (scontrol->comp_id == swidget->comp_id) { 2336 scontrol->readback_offset = reply.offset; 2337 break; 2338 } 2339 } 2340 break; 2341 case snd_soc_dapm_buffer: 2342 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply); 2343 break; 2344 case snd_soc_dapm_scheduler: 2345 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, 2346 &reply); 2347 break; 2348 case snd_soc_dapm_aif_out: 2349 ret = sof_widget_load_pcm(scomp, index, swidget, 2350 SOF_IPC_STREAM_CAPTURE, tw, &reply); 2351 break; 2352 case snd_soc_dapm_aif_in: 2353 ret = sof_widget_load_pcm(scomp, index, swidget, 2354 SOF_IPC_STREAM_PLAYBACK, tw, &reply); 2355 break; 2356 case snd_soc_dapm_src: 2357 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply); 2358 break; 2359 case snd_soc_dapm_asrc: 2360 ret = sof_widget_load_asrc(scomp, index, swidget, tw, &reply); 2361 break; 2362 case snd_soc_dapm_siggen: 2363 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply); 2364 break; 2365 case snd_soc_dapm_effect: 2366 ret = sof_widget_load_process(scomp, index, swidget, tw, 2367 &reply); 2368 break; 2369 case snd_soc_dapm_mux: 2370 case snd_soc_dapm_demux: 2371 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply); 2372 break; 2373 case snd_soc_dapm_switch: 2374 case snd_soc_dapm_dai_link: 2375 case snd_soc_dapm_kcontrol: 2376 default: 2377 dev_warn(scomp->dev, "warning: widget type %d name %s not handled\n", 2378 swidget->id, tw->name); 2379 break; 2380 } 2381 2382 /* check IPC reply */ 2383 if (ret < 0 || reply.rhdr.error < 0) { 2384 dev_err(scomp->dev, 2385 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n", 2386 tw->shift, swidget->id, tw->name, 2387 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2388 ? tw->sname : "none", reply.rhdr.error); 2389 kfree(swidget); 2390 return ret; 2391 } 2392 2393 /* bind widget to external event */ 2394 if (tw->event_type) { 2395 ret = sof_widget_bind_event(scomp, swidget, 2396 le16_to_cpu(tw->event_type)); 2397 if (ret) { 2398 dev_err(scomp->dev, "error: widget event binding failed\n"); 2399 kfree(swidget->private); 2400 kfree(swidget); 2401 return ret; 2402 } 2403 } 2404 2405 w->dobj.private = swidget; 2406 list_add(&swidget->list, &sdev->widget_list); 2407 return ret; 2408 } 2409 2410 static int sof_route_unload(struct snd_soc_component *scomp, 2411 struct snd_soc_dobj *dobj) 2412 { 2413 struct snd_sof_route *sroute; 2414 2415 sroute = dobj->private; 2416 if (!sroute) 2417 return 0; 2418 2419 /* free sroute and its private data */ 2420 kfree(sroute->private); 2421 list_del(&sroute->list); 2422 kfree(sroute); 2423 2424 return 0; 2425 } 2426 2427 static int sof_widget_unload(struct snd_soc_component *scomp, 2428 struct snd_soc_dobj *dobj) 2429 { 2430 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2431 const struct snd_kcontrol_new *kc; 2432 struct snd_soc_dapm_widget *widget; 2433 struct sof_ipc_pipe_new *pipeline; 2434 struct snd_sof_control *scontrol; 2435 struct snd_sof_widget *swidget; 2436 struct soc_mixer_control *sm; 2437 struct soc_bytes_ext *sbe; 2438 struct snd_sof_dai *dai; 2439 struct soc_enum *se; 2440 int ret = 0; 2441 int i; 2442 2443 swidget = dobj->private; 2444 if (!swidget) 2445 return 0; 2446 2447 widget = swidget->widget; 2448 2449 switch (swidget->id) { 2450 case snd_soc_dapm_dai_in: 2451 case snd_soc_dapm_dai_out: 2452 dai = swidget->private; 2453 2454 if (dai) { 2455 /* free dai config */ 2456 kfree(dai->dai_config); 2457 list_del(&dai->list); 2458 } 2459 break; 2460 case snd_soc_dapm_scheduler: 2461 2462 /* power down the pipeline schedule core */ 2463 pipeline = swidget->private; 2464 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core); 2465 if (ret < 0) 2466 dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n", 2467 pipeline->core); 2468 2469 /* update enabled cores mask */ 2470 sdev->enabled_cores_mask &= ~(1 << pipeline->core); 2471 2472 break; 2473 default: 2474 break; 2475 } 2476 for (i = 0; i < widget->num_kcontrols; i++) { 2477 kc = &widget->kcontrol_news[i]; 2478 switch (dobj->widget.kcontrol_type) { 2479 case SND_SOC_TPLG_TYPE_MIXER: 2480 sm = (struct soc_mixer_control *)kc->private_value; 2481 scontrol = sm->dobj.private; 2482 if (sm->max > 1) 2483 kfree(scontrol->volume_table); 2484 break; 2485 case SND_SOC_TPLG_TYPE_ENUM: 2486 se = (struct soc_enum *)kc->private_value; 2487 scontrol = se->dobj.private; 2488 break; 2489 case SND_SOC_TPLG_TYPE_BYTES: 2490 sbe = (struct soc_bytes_ext *)kc->private_value; 2491 scontrol = sbe->dobj.private; 2492 break; 2493 default: 2494 dev_warn(scomp->dev, "unsupported kcontrol_type\n"); 2495 goto out; 2496 } 2497 kfree(scontrol->control_data); 2498 list_del(&scontrol->list); 2499 kfree(scontrol); 2500 } 2501 2502 out: 2503 /* free private value */ 2504 kfree(swidget->private); 2505 2506 /* remove and free swidget object */ 2507 list_del(&swidget->list); 2508 kfree(swidget); 2509 2510 return ret; 2511 } 2512 2513 /* 2514 * DAI HW configuration. 2515 */ 2516 2517 /* FE DAI - used for any driver specific init */ 2518 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2519 struct snd_soc_dai_driver *dai_drv, 2520 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2521 { 2522 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2523 struct snd_soc_tplg_stream_caps *caps; 2524 struct snd_soc_tplg_private *private = &pcm->priv; 2525 struct snd_sof_pcm *spcm; 2526 int stream; 2527 int ret = 0; 2528 2529 /* nothing to do for BEs atm */ 2530 if (!pcm) 2531 return 0; 2532 2533 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2534 if (!spcm) 2535 return -ENOMEM; 2536 2537 spcm->scomp = scomp; 2538 2539 for_each_pcm_streams(stream) { 2540 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED; 2541 INIT_WORK(&spcm->stream[stream].period_elapsed_work, 2542 snd_sof_pcm_period_elapsed_work); 2543 } 2544 2545 spcm->pcm = *pcm; 2546 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name); 2547 2548 dai_drv->dobj.private = spcm; 2549 list_add(&spcm->list, &sdev->pcm_list); 2550 2551 ret = sof_parse_tokens(scomp, spcm, stream_tokens, 2552 ARRAY_SIZE(stream_tokens), private->array, 2553 le32_to_cpu(private->size)); 2554 if (ret) { 2555 dev_err(scomp->dev, "error: parse stream tokens failed %d\n", 2556 le32_to_cpu(private->size)); 2557 return ret; 2558 } 2559 2560 /* do we need to allocate playback PCM DMA pages */ 2561 if (!spcm->pcm.playback) 2562 goto capture; 2563 2564 stream = SNDRV_PCM_STREAM_PLAYBACK; 2565 2566 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n", 2567 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2568 2569 caps = &spcm->pcm.caps[stream]; 2570 2571 /* allocate playback page table buffer */ 2572 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2573 PAGE_SIZE, &spcm->stream[stream].page_table); 2574 if (ret < 0) { 2575 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2576 caps->name, ret); 2577 2578 return ret; 2579 } 2580 2581 /* bind pcm to host comp */ 2582 ret = spcm_bind(scomp, spcm, stream); 2583 if (ret) { 2584 dev_err(scomp->dev, 2585 "error: can't bind pcm to host\n"); 2586 goto free_playback_tables; 2587 } 2588 2589 capture: 2590 stream = SNDRV_PCM_STREAM_CAPTURE; 2591 2592 /* do we need to allocate capture PCM DMA pages */ 2593 if (!spcm->pcm.capture) 2594 return ret; 2595 2596 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n", 2597 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2598 2599 caps = &spcm->pcm.caps[stream]; 2600 2601 /* allocate capture page table buffer */ 2602 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2603 PAGE_SIZE, &spcm->stream[stream].page_table); 2604 if (ret < 0) { 2605 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2606 caps->name, ret); 2607 goto free_playback_tables; 2608 } 2609 2610 /* bind pcm to host comp */ 2611 ret = spcm_bind(scomp, spcm, stream); 2612 if (ret) { 2613 dev_err(scomp->dev, 2614 "error: can't bind pcm to host\n"); 2615 snd_dma_free_pages(&spcm->stream[stream].page_table); 2616 goto free_playback_tables; 2617 } 2618 2619 return ret; 2620 2621 free_playback_tables: 2622 if (spcm->pcm.playback) 2623 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2624 2625 return ret; 2626 } 2627 2628 static int sof_dai_unload(struct snd_soc_component *scomp, 2629 struct snd_soc_dobj *dobj) 2630 { 2631 struct snd_sof_pcm *spcm = dobj->private; 2632 2633 /* free PCM DMA pages */ 2634 if (spcm->pcm.playback) 2635 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2636 2637 if (spcm->pcm.capture) 2638 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2639 2640 /* remove from list and free spcm */ 2641 list_del(&spcm->list); 2642 kfree(spcm); 2643 2644 return 0; 2645 } 2646 2647 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2648 struct sof_ipc_dai_config *config) 2649 { 2650 /* clock directions wrt codec */ 2651 if (hw_config->bclk_master == SND_SOC_TPLG_BCLK_CM) { 2652 /* codec is bclk master */ 2653 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2654 config->format |= SOF_DAI_FMT_CBM_CFM; 2655 else 2656 config->format |= SOF_DAI_FMT_CBM_CFS; 2657 } else { 2658 /* codec is bclk slave */ 2659 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2660 config->format |= SOF_DAI_FMT_CBS_CFM; 2661 else 2662 config->format |= SOF_DAI_FMT_CBS_CFS; 2663 } 2664 2665 /* inverted clocks ? */ 2666 if (hw_config->invert_bclk) { 2667 if (hw_config->invert_fsync) 2668 config->format |= SOF_DAI_FMT_IB_IF; 2669 else 2670 config->format |= SOF_DAI_FMT_IB_NF; 2671 } else { 2672 if (hw_config->invert_fsync) 2673 config->format |= SOF_DAI_FMT_NB_IF; 2674 else 2675 config->format |= SOF_DAI_FMT_NB_NF; 2676 } 2677 } 2678 2679 /* 2680 * Send IPC and set the same config for all DAIs with name matching the link 2681 * name. Note that the function can only be used for the case that all DAIs 2682 * have a common DAI config for now. 2683 */ 2684 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2685 struct snd_soc_dai_link *link, 2686 struct sof_ipc_dai_config *config) 2687 { 2688 struct snd_sof_dai *dai; 2689 int found = 0; 2690 2691 list_for_each_entry(dai, &sdev->dai_list, list) { 2692 if (!dai->name) 2693 continue; 2694 2695 if (strcmp(link->name, dai->name) == 0) { 2696 struct sof_ipc_reply reply; 2697 int ret; 2698 2699 /* 2700 * the same dai config will be applied to all DAIs in 2701 * the same dai link. We have to ensure that the ipc 2702 * dai config's dai_index match to the component's 2703 * dai_index. 2704 */ 2705 config->dai_index = dai->comp_dai.dai_index; 2706 2707 /* send message to DSP */ 2708 ret = sof_ipc_tx_message(sdev->ipc, 2709 config->hdr.cmd, config, size, 2710 &reply, sizeof(reply)); 2711 2712 if (ret < 0) { 2713 dev_err(sdev->dev, "error: failed to set DAI config for %s index %d\n", 2714 dai->name, config->dai_index); 2715 return ret; 2716 } 2717 dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2718 if (!dai->dai_config) 2719 return -ENOMEM; 2720 2721 /* set cpu_dai_name */ 2722 dai->cpu_dai_name = link->cpus->dai_name; 2723 2724 found = 1; 2725 } 2726 } 2727 2728 /* 2729 * machine driver may define a dai link with playback and capture 2730 * dai enabled, but the dai link in topology would support both, one 2731 * or none of them. Here print a warning message to notify user 2732 */ 2733 if (!found) { 2734 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2735 link->name); 2736 } 2737 2738 return 0; 2739 } 2740 2741 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2742 struct snd_soc_dai_link *link, 2743 struct snd_soc_tplg_link_config *cfg, 2744 struct snd_soc_tplg_hw_config *hw_config, 2745 struct sof_ipc_dai_config *config) 2746 { 2747 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2748 struct snd_soc_tplg_private *private = &cfg->priv; 2749 u32 size = sizeof(*config); 2750 int ret; 2751 2752 /* handle master/slave and inverted clocks */ 2753 sof_dai_set_format(hw_config, config); 2754 2755 /* init IPC */ 2756 memset(&config->ssp, 0, sizeof(struct sof_ipc_dai_ssp_params)); 2757 config->hdr.size = size; 2758 2759 ret = sof_parse_tokens(scomp, &config->ssp, ssp_tokens, 2760 ARRAY_SIZE(ssp_tokens), private->array, 2761 le32_to_cpu(private->size)); 2762 if (ret != 0) { 2763 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n", 2764 le32_to_cpu(private->size)); 2765 return ret; 2766 } 2767 2768 config->ssp.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2769 config->ssp.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2770 config->ssp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2771 config->ssp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2772 config->ssp.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2773 config->ssp.mclk_direction = hw_config->mclk_direction; 2774 config->ssp.rx_slots = le32_to_cpu(hw_config->rx_slots); 2775 config->ssp.tx_slots = le32_to_cpu(hw_config->tx_slots); 2776 2777 dev_dbg(scomp->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", 2778 config->dai_index, config->format, 2779 config->ssp.mclk_rate, config->ssp.bclk_rate, 2780 config->ssp.fsync_rate, config->ssp.sample_valid_bits, 2781 config->ssp.tdm_slot_width, config->ssp.tdm_slots, 2782 config->ssp.mclk_id, config->ssp.quirks); 2783 2784 /* validate SSP fsync rate and channel count */ 2785 if (config->ssp.fsync_rate < 8000 || config->ssp.fsync_rate > 192000) { 2786 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n", 2787 config->dai_index); 2788 return -EINVAL; 2789 } 2790 2791 if (config->ssp.tdm_slots < 1 || config->ssp.tdm_slots > 8) { 2792 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n", 2793 config->dai_index); 2794 return -EINVAL; 2795 } 2796 2797 /* set config for all DAI's with name matching the link name */ 2798 ret = sof_set_dai_config(sdev, size, link, config); 2799 if (ret < 0) 2800 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n", 2801 config->dai_index); 2802 2803 return ret; 2804 } 2805 2806 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2807 struct snd_soc_dai_link *link, 2808 struct snd_soc_tplg_link_config *cfg, 2809 struct snd_soc_tplg_hw_config *hw_config, 2810 struct sof_ipc_dai_config *config) 2811 { 2812 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2813 struct snd_soc_tplg_private *private = &cfg->priv; 2814 u32 size = sizeof(*config); 2815 int ret; 2816 2817 /* handle master/slave and inverted clocks */ 2818 sof_dai_set_format(hw_config, config); 2819 2820 /* init IPC */ 2821 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params)); 2822 config->hdr.size = size; 2823 2824 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens, 2825 ARRAY_SIZE(sai_tokens), private->array, 2826 le32_to_cpu(private->size)); 2827 if (ret != 0) { 2828 dev_err(scomp->dev, "error: parse sai tokens failed %d\n", 2829 le32_to_cpu(private->size)); 2830 return ret; 2831 } 2832 2833 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2834 config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2835 config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2836 config->sai.mclk_direction = hw_config->mclk_direction; 2837 2838 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2839 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2840 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2841 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2842 2843 dev_info(scomp->dev, 2844 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2845 config->dai_index, config->format, 2846 config->sai.mclk_rate, config->sai.tdm_slot_width, 2847 config->sai.tdm_slots, config->sai.mclk_id); 2848 2849 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) { 2850 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n", 2851 config->dai_index); 2852 return -EINVAL; 2853 } 2854 2855 /* set config for all DAI's with name matching the link name */ 2856 ret = sof_set_dai_config(sdev, size, link, config); 2857 if (ret < 0) 2858 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n", 2859 config->dai_index); 2860 2861 return ret; 2862 } 2863 2864 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2865 struct snd_soc_dai_link *link, 2866 struct snd_soc_tplg_link_config *cfg, 2867 struct snd_soc_tplg_hw_config *hw_config, 2868 struct sof_ipc_dai_config *config) 2869 { 2870 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2871 struct snd_soc_tplg_private *private = &cfg->priv; 2872 u32 size = sizeof(*config); 2873 int ret; 2874 2875 /* handle master/slave and inverted clocks */ 2876 sof_dai_set_format(hw_config, config); 2877 2878 /* init IPC */ 2879 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params)); 2880 config->hdr.size = size; 2881 2882 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens, 2883 ARRAY_SIZE(esai_tokens), private->array, 2884 le32_to_cpu(private->size)); 2885 if (ret != 0) { 2886 dev_err(scomp->dev, "error: parse esai tokens failed %d\n", 2887 le32_to_cpu(private->size)); 2888 return ret; 2889 } 2890 2891 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2892 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2893 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2894 config->esai.mclk_direction = hw_config->mclk_direction; 2895 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2896 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2897 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2898 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2899 2900 dev_info(scomp->dev, 2901 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2902 config->dai_index, config->format, 2903 config->esai.mclk_rate, config->esai.tdm_slot_width, 2904 config->esai.tdm_slots, config->esai.mclk_id); 2905 2906 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) { 2907 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n", 2908 config->dai_index); 2909 return -EINVAL; 2910 } 2911 2912 /* set config for all DAI's with name matching the link name */ 2913 ret = sof_set_dai_config(sdev, size, link, config); 2914 if (ret < 0) 2915 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n", 2916 config->dai_index); 2917 2918 return ret; 2919 } 2920 2921 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 2922 struct snd_soc_dai_link *link, 2923 struct snd_soc_tplg_link_config *cfg, 2924 struct snd_soc_tplg_hw_config *hw_config, 2925 struct sof_ipc_dai_config *config) 2926 { 2927 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2928 struct snd_soc_tplg_private *private = &cfg->priv; 2929 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 2930 struct sof_ipc_fw_version *v = &ready->version; 2931 size_t size = sizeof(*config); 2932 int ret, j; 2933 2934 /* Ensure the entire DMIC config struct is zeros */ 2935 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 2936 2937 /* get DMIC tokens */ 2938 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 2939 ARRAY_SIZE(dmic_tokens), private->array, 2940 le32_to_cpu(private->size)); 2941 if (ret != 0) { 2942 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n", 2943 le32_to_cpu(private->size)); 2944 return ret; 2945 } 2946 2947 /* 2948 * alloc memory for private member 2949 * Used to track the pdm config array index currently being parsed 2950 */ 2951 sdev->private = kzalloc(sizeof(u32), GFP_KERNEL); 2952 if (!sdev->private) 2953 return -ENOMEM; 2954 2955 /* get DMIC PDM tokens */ 2956 ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens, 2957 ARRAY_SIZE(dmic_pdm_tokens), private->array, 2958 le32_to_cpu(private->size), 2959 config->dmic.num_pdm_active, 2960 sizeof(struct sof_ipc_dai_dmic_pdm_ctrl)); 2961 2962 if (ret != 0) { 2963 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n", 2964 le32_to_cpu(private->size)); 2965 goto err; 2966 } 2967 2968 /* set IPC header size */ 2969 config->hdr.size = size; 2970 2971 /* debug messages */ 2972 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n", 2973 config->dai_index, config->dmic.driver_ipc_version); 2974 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 2975 config->dmic.pdmclk_min, config->dmic.pdmclk_max, 2976 config->dmic.duty_min); 2977 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 2978 config->dmic.duty_max, config->dmic.fifo_fs, 2979 config->dmic.num_pdm_active); 2980 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits); 2981 2982 for (j = 0; j < config->dmic.num_pdm_active; j++) { 2983 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n", 2984 config->dmic.pdm[j].id, 2985 config->dmic.pdm[j].enable_mic_a, 2986 config->dmic.pdm[j].enable_mic_b); 2987 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n", 2988 config->dmic.pdm[j].id, 2989 config->dmic.pdm[j].polarity_mic_a, 2990 config->dmic.pdm[j].polarity_mic_b); 2991 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n", 2992 config->dmic.pdm[j].id, 2993 config->dmic.pdm[j].clk_edge, 2994 config->dmic.pdm[j].skew); 2995 } 2996 2997 /* 2998 * this takes care of backwards compatible handling of fifo_bits_b. 2999 * It is deprecated since firmware ABI version 3.0.1. 3000 */ 3001 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) 3002 config->dmic.fifo_bits_b = config->dmic.fifo_bits; 3003 3004 /* set config for all DAI's with name matching the link name */ 3005 ret = sof_set_dai_config(sdev, size, link, config); 3006 if (ret < 0) 3007 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n", 3008 config->dai_index); 3009 3010 err: 3011 kfree(sdev->private); 3012 3013 return ret; 3014 } 3015 3016 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 3017 struct snd_soc_dai_link *link, 3018 struct snd_soc_tplg_link_config *cfg, 3019 struct snd_soc_tplg_hw_config *hw_config, 3020 struct sof_ipc_dai_config *config) 3021 { 3022 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3023 struct snd_soc_tplg_private *private = &cfg->priv; 3024 struct snd_soc_dai *dai; 3025 u32 size = sizeof(*config); 3026 int ret; 3027 3028 /* init IPC */ 3029 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 3030 config->hdr.size = size; 3031 3032 /* get any bespoke DAI tokens */ 3033 ret = sof_parse_tokens(scomp, &config->hda, hda_tokens, 3034 ARRAY_SIZE(hda_tokens), private->array, 3035 le32_to_cpu(private->size)); 3036 if (ret != 0) { 3037 dev_err(scomp->dev, "error: parse hda tokens failed %d\n", 3038 le32_to_cpu(private->size)); 3039 return ret; 3040 } 3041 3042 dev_dbg(scomp->dev, "HDA config rate %d channels %d\n", 3043 config->hda.rate, config->hda.channels); 3044 3045 dai = snd_soc_find_dai(link->cpus); 3046 if (!dai) { 3047 dev_err(scomp->dev, "error: failed to find dai %s in %s", 3048 link->cpus->dai_name, __func__); 3049 return -EINVAL; 3050 } 3051 3052 config->hda.link_dma_ch = DMA_CHAN_INVALID; 3053 3054 ret = sof_set_dai_config(sdev, size, link, config); 3055 if (ret < 0) 3056 dev_err(scomp->dev, "error: failed to process hda dai link %s", 3057 link->name); 3058 3059 return ret; 3060 } 3061 3062 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 3063 struct snd_soc_dai_link *link, 3064 struct snd_soc_tplg_link_config *cfg, 3065 struct snd_soc_tplg_hw_config *hw_config, 3066 struct sof_ipc_dai_config *config) 3067 { 3068 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3069 struct snd_soc_tplg_private *private = &cfg->priv; 3070 u32 size = sizeof(*config); 3071 int ret; 3072 3073 ret = sof_parse_tokens(scomp, &config->alh, alh_tokens, 3074 ARRAY_SIZE(alh_tokens), private->array, 3075 le32_to_cpu(private->size)); 3076 if (ret != 0) { 3077 dev_err(scomp->dev, "error: parse alh tokens failed %d\n", 3078 le32_to_cpu(private->size)); 3079 return ret; 3080 } 3081 3082 /* init IPC */ 3083 config->hdr.size = size; 3084 3085 /* set config for all DAI's with name matching the link name */ 3086 ret = sof_set_dai_config(sdev, size, link, config); 3087 if (ret < 0) 3088 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n", 3089 config->dai_index); 3090 3091 return ret; 3092 } 3093 3094 /* DAI link - used for any driver specific init */ 3095 static int sof_link_load(struct snd_soc_component *scomp, int index, 3096 struct snd_soc_dai_link *link, 3097 struct snd_soc_tplg_link_config *cfg) 3098 { 3099 struct snd_soc_tplg_private *private = &cfg->priv; 3100 struct sof_ipc_dai_config config; 3101 struct snd_soc_tplg_hw_config *hw_config; 3102 int num_hw_configs; 3103 int ret; 3104 int i = 0; 3105 3106 if (!link->platforms) { 3107 dev_err(scomp->dev, "error: no platforms\n"); 3108 return -EINVAL; 3109 } 3110 link->platforms->name = dev_name(scomp->dev); 3111 3112 /* 3113 * Set nonatomic property for FE dai links as their trigger action 3114 * involves IPC's. 3115 */ 3116 if (!link->no_pcm) { 3117 link->nonatomic = true; 3118 3119 /* 3120 * set default trigger order for all links. Exceptions to 3121 * the rule will be handled in sof_pcm_dai_link_fixup() 3122 * For playback, the sequence is the following: start FE, 3123 * start BE, stop BE, stop FE; for Capture the sequence is 3124 * inverted start BE, start FE, stop FE, stop BE 3125 */ 3126 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] = 3127 SND_SOC_DPCM_TRIGGER_PRE; 3128 link->trigger[SNDRV_PCM_STREAM_CAPTURE] = 3129 SND_SOC_DPCM_TRIGGER_POST; 3130 3131 /* nothing more to do for FE dai links */ 3132 return 0; 3133 } 3134 3135 /* check we have some tokens - we need at least DAI type */ 3136 if (le32_to_cpu(private->size) == 0) { 3137 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n"); 3138 return -EINVAL; 3139 } 3140 3141 /* Send BE DAI link configurations to DSP */ 3142 memset(&config, 0, sizeof(config)); 3143 3144 /* get any common DAI tokens */ 3145 ret = sof_parse_tokens(scomp, &config, dai_link_tokens, 3146 ARRAY_SIZE(dai_link_tokens), private->array, 3147 le32_to_cpu(private->size)); 3148 if (ret != 0) { 3149 dev_err(scomp->dev, "error: parse link tokens failed %d\n", 3150 le32_to_cpu(private->size)); 3151 return ret; 3152 } 3153 3154 /* 3155 * DAI links are expected to have at least 1 hw_config. 3156 * But some older topologies might have no hw_config for HDA dai links. 3157 */ 3158 num_hw_configs = le32_to_cpu(cfg->num_hw_configs); 3159 if (!num_hw_configs) { 3160 if (config.type != SOF_DAI_INTEL_HDA) { 3161 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n", 3162 le32_to_cpu(cfg->num_hw_configs)); 3163 return -EINVAL; 3164 } 3165 } else { 3166 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n", 3167 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 3168 3169 for (i = 0; i < num_hw_configs; i++) { 3170 if (cfg->hw_config[i].id == cfg->default_hw_config_id) 3171 break; 3172 } 3173 3174 if (i == num_hw_configs) { 3175 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n", 3176 le32_to_cpu(cfg->default_hw_config_id)); 3177 return -EINVAL; 3178 } 3179 } 3180 3181 /* configure dai IPC message */ 3182 hw_config = &cfg->hw_config[i]; 3183 3184 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 3185 config.format = le32_to_cpu(hw_config->fmt); 3186 3187 /* now load DAI specific data and send IPC - type comes from token */ 3188 switch (config.type) { 3189 case SOF_DAI_INTEL_SSP: 3190 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, 3191 &config); 3192 break; 3193 case SOF_DAI_INTEL_DMIC: 3194 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config, 3195 &config); 3196 break; 3197 case SOF_DAI_INTEL_HDA: 3198 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config, 3199 &config); 3200 break; 3201 case SOF_DAI_INTEL_ALH: 3202 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config, 3203 &config); 3204 break; 3205 case SOF_DAI_IMX_SAI: 3206 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config, 3207 &config); 3208 break; 3209 case SOF_DAI_IMX_ESAI: 3210 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config, 3211 &config); 3212 break; 3213 default: 3214 dev_err(scomp->dev, "error: invalid DAI type %d\n", 3215 config.type); 3216 ret = -EINVAL; 3217 break; 3218 } 3219 if (ret < 0) 3220 return ret; 3221 3222 return 0; 3223 } 3224 3225 static int sof_link_hda_unload(struct snd_sof_dev *sdev, 3226 struct snd_soc_dai_link *link) 3227 { 3228 struct snd_soc_dai *dai; 3229 int ret = 0; 3230 3231 dai = snd_soc_find_dai(link->cpus); 3232 if (!dai) { 3233 dev_err(sdev->dev, "error: failed to find dai %s in %s", 3234 link->cpus->dai_name, __func__); 3235 return -EINVAL; 3236 } 3237 3238 return ret; 3239 } 3240 3241 static int sof_link_unload(struct snd_soc_component *scomp, 3242 struct snd_soc_dobj *dobj) 3243 { 3244 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3245 struct snd_soc_dai_link *link = 3246 container_of(dobj, struct snd_soc_dai_link, dobj); 3247 3248 struct snd_sof_dai *sof_dai; 3249 int ret = 0; 3250 3251 /* only BE link is loaded by sof */ 3252 if (!link->no_pcm) 3253 return 0; 3254 3255 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 3256 if (!sof_dai->name) 3257 continue; 3258 3259 if (strcmp(link->name, sof_dai->name) == 0) 3260 goto found; 3261 } 3262 3263 dev_err(scomp->dev, "error: failed to find dai %s in %s", 3264 link->name, __func__); 3265 return -EINVAL; 3266 found: 3267 3268 switch (sof_dai->dai_config->type) { 3269 case SOF_DAI_INTEL_SSP: 3270 case SOF_DAI_INTEL_DMIC: 3271 case SOF_DAI_INTEL_ALH: 3272 case SOF_DAI_IMX_SAI: 3273 case SOF_DAI_IMX_ESAI: 3274 /* no resource needs to be released for all cases above */ 3275 break; 3276 case SOF_DAI_INTEL_HDA: 3277 ret = sof_link_hda_unload(sdev, link); 3278 break; 3279 default: 3280 dev_err(scomp->dev, "error: invalid DAI type %d\n", 3281 sof_dai->dai_config->type); 3282 ret = -EINVAL; 3283 break; 3284 } 3285 3286 return ret; 3287 } 3288 3289 /* DAI link - used for any driver specific init */ 3290 static int sof_route_load(struct snd_soc_component *scomp, int index, 3291 struct snd_soc_dapm_route *route) 3292 { 3293 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3294 struct sof_ipc_pipe_comp_connect *connect; 3295 struct snd_sof_widget *source_swidget, *sink_swidget; 3296 struct snd_soc_dobj *dobj = &route->dobj; 3297 struct snd_sof_route *sroute; 3298 struct sof_ipc_reply reply; 3299 int ret = 0; 3300 3301 /* allocate memory for sroute and connect */ 3302 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 3303 if (!sroute) 3304 return -ENOMEM; 3305 3306 sroute->scomp = scomp; 3307 3308 connect = kzalloc(sizeof(*connect), GFP_KERNEL); 3309 if (!connect) { 3310 kfree(sroute); 3311 return -ENOMEM; 3312 } 3313 3314 connect->hdr.size = sizeof(*connect); 3315 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT; 3316 3317 dev_dbg(scomp->dev, "sink %s control %s source %s\n", 3318 route->sink, route->control ? route->control : "none", 3319 route->source); 3320 3321 /* source component */ 3322 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source); 3323 if (!source_swidget) { 3324 dev_err(scomp->dev, "error: source %s not found\n", 3325 route->source); 3326 ret = -EINVAL; 3327 goto err; 3328 } 3329 3330 /* 3331 * Virtual widgets of type output/out_drv may be added in topology 3332 * for compatibility. These are not handled by the FW. 3333 * So, don't send routes whose source/sink widget is of such types 3334 * to the DSP. 3335 */ 3336 if (source_swidget->id == snd_soc_dapm_out_drv || 3337 source_swidget->id == snd_soc_dapm_output) 3338 goto err; 3339 3340 connect->source_id = source_swidget->comp_id; 3341 3342 /* sink component */ 3343 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink); 3344 if (!sink_swidget) { 3345 dev_err(scomp->dev, "error: sink %s not found\n", 3346 route->sink); 3347 ret = -EINVAL; 3348 goto err; 3349 } 3350 3351 /* 3352 * Don't send routes whose sink widget is of type 3353 * output or out_drv to the DSP 3354 */ 3355 if (sink_swidget->id == snd_soc_dapm_out_drv || 3356 sink_swidget->id == snd_soc_dapm_output) 3357 goto err; 3358 3359 connect->sink_id = sink_swidget->comp_id; 3360 3361 /* 3362 * For virtual routes, both sink and source are not 3363 * buffer. Since only buffer linked to component is supported by 3364 * FW, others are reported as error, add check in route function, 3365 * do not send it to FW when both source and sink are not buffer 3366 */ 3367 if (source_swidget->id != snd_soc_dapm_buffer && 3368 sink_swidget->id != snd_soc_dapm_buffer) { 3369 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3370 route->source, route->sink); 3371 ret = 0; 3372 goto err; 3373 } else { 3374 ret = sof_ipc_tx_message(sdev->ipc, 3375 connect->hdr.cmd, 3376 connect, sizeof(*connect), 3377 &reply, sizeof(reply)); 3378 3379 /* check IPC return value */ 3380 if (ret < 0) { 3381 dev_err(scomp->dev, "error: failed to add route sink %s control %s source %s\n", 3382 route->sink, 3383 route->control ? route->control : "none", 3384 route->source); 3385 goto err; 3386 } 3387 3388 /* check IPC reply */ 3389 if (reply.error < 0) { 3390 dev_err(scomp->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n", 3391 route->sink, 3392 route->control ? route->control : "none", 3393 route->source, reply.error); 3394 ret = reply.error; 3395 goto err; 3396 } 3397 3398 sroute->route = route; 3399 dobj->private = sroute; 3400 sroute->private = connect; 3401 3402 /* add route to route list */ 3403 list_add(&sroute->list, &sdev->route_list); 3404 3405 return ret; 3406 } 3407 3408 err: 3409 kfree(connect); 3410 kfree(sroute); 3411 return ret; 3412 } 3413 3414 /* Function to set the initial value of SOF kcontrols. 3415 * The value will be stored in scontrol->control_data 3416 */ 3417 static int snd_sof_cache_kcontrol_val(struct snd_soc_component *scomp) 3418 { 3419 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3420 struct snd_sof_control *scontrol = NULL; 3421 int ipc_cmd, ctrl_type; 3422 int ret = 0; 3423 3424 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 3425 3426 /* notify DSP of kcontrol values */ 3427 switch (scontrol->cmd) { 3428 case SOF_CTRL_CMD_VOLUME: 3429 case SOF_CTRL_CMD_ENUM: 3430 case SOF_CTRL_CMD_SWITCH: 3431 ipc_cmd = SOF_IPC_COMP_GET_VALUE; 3432 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET; 3433 break; 3434 case SOF_CTRL_CMD_BINARY: 3435 ipc_cmd = SOF_IPC_COMP_GET_DATA; 3436 ctrl_type = SOF_CTRL_TYPE_DATA_GET; 3437 break; 3438 default: 3439 dev_err(scomp->dev, 3440 "error: Invalid scontrol->cmd: %d\n", 3441 scontrol->cmd); 3442 return -EINVAL; 3443 } 3444 ret = snd_sof_ipc_set_get_comp_data(scontrol, 3445 ipc_cmd, ctrl_type, 3446 scontrol->cmd, 3447 false); 3448 if (ret < 0) { 3449 dev_warn(scomp->dev, 3450 "error: kcontrol value get for widget: %d\n", 3451 scontrol->comp_id); 3452 } 3453 } 3454 3455 return ret; 3456 } 3457 3458 int snd_sof_complete_pipeline(struct device *dev, 3459 struct snd_sof_widget *swidget) 3460 { 3461 struct snd_sof_dev *sdev = dev_get_drvdata(dev); 3462 struct sof_ipc_pipe_ready ready; 3463 struct sof_ipc_reply reply; 3464 int ret; 3465 3466 dev_dbg(dev, "tplg: complete pipeline %s id %d\n", 3467 swidget->widget->name, swidget->comp_id); 3468 3469 memset(&ready, 0, sizeof(ready)); 3470 ready.hdr.size = sizeof(ready); 3471 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3472 ready.comp_id = swidget->comp_id; 3473 3474 ret = sof_ipc_tx_message(sdev->ipc, 3475 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3476 sizeof(reply)); 3477 if (ret < 0) 3478 return ret; 3479 return 1; 3480 } 3481 3482 /* completion - called at completion of firmware loading */ 3483 static void sof_complete(struct snd_soc_component *scomp) 3484 { 3485 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3486 struct snd_sof_widget *swidget; 3487 3488 /* some widget types require completion notificattion */ 3489 list_for_each_entry(swidget, &sdev->widget_list, list) { 3490 if (swidget->complete) 3491 continue; 3492 3493 switch (swidget->id) { 3494 case snd_soc_dapm_scheduler: 3495 swidget->complete = 3496 snd_sof_complete_pipeline(scomp->dev, swidget); 3497 break; 3498 default: 3499 break; 3500 } 3501 } 3502 /* 3503 * cache initial values of SOF kcontrols by reading DSP value over 3504 * IPC. It may be overwritten by alsa-mixer after booting up 3505 */ 3506 snd_sof_cache_kcontrol_val(scomp); 3507 } 3508 3509 /* manifest - optional to inform component of manifest */ 3510 static int sof_manifest(struct snd_soc_component *scomp, int index, 3511 struct snd_soc_tplg_manifest *man) 3512 { 3513 u32 size; 3514 u32 abi_version; 3515 3516 size = le32_to_cpu(man->priv.size); 3517 3518 /* backward compatible with tplg without ABI info */ 3519 if (!size) { 3520 dev_dbg(scomp->dev, "No topology ABI info\n"); 3521 return 0; 3522 } 3523 3524 if (size != SOF_TPLG_ABI_SIZE) { 3525 dev_err(scomp->dev, "error: invalid topology ABI size\n"); 3526 return -EINVAL; 3527 } 3528 3529 dev_info(scomp->dev, 3530 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3531 man->priv.data[0], man->priv.data[1], 3532 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3533 SOF_ABI_PATCH); 3534 3535 abi_version = SOF_ABI_VER(man->priv.data[0], 3536 man->priv.data[1], 3537 man->priv.data[2]); 3538 3539 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3540 dev_err(scomp->dev, "error: incompatible topology ABI version\n"); 3541 return -EINVAL; 3542 } 3543 3544 if (abi_version > SOF_ABI_VERSION) { 3545 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3546 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n"); 3547 } else { 3548 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n"); 3549 return -EINVAL; 3550 } 3551 } 3552 3553 return 0; 3554 } 3555 3556 /* vendor specific kcontrol handlers available for binding */ 3557 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3558 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3559 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3560 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3561 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3562 }; 3563 3564 /* vendor specific bytes ext handlers available for binding */ 3565 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3566 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3567 }; 3568 3569 static struct snd_soc_tplg_ops sof_tplg_ops = { 3570 /* external kcontrol init - used for any driver specific init */ 3571 .control_load = sof_control_load, 3572 .control_unload = sof_control_unload, 3573 3574 /* external kcontrol init - used for any driver specific init */ 3575 .dapm_route_load = sof_route_load, 3576 .dapm_route_unload = sof_route_unload, 3577 3578 /* external widget init - used for any driver specific init */ 3579 /* .widget_load is not currently used */ 3580 .widget_ready = sof_widget_ready, 3581 .widget_unload = sof_widget_unload, 3582 3583 /* FE DAI - used for any driver specific init */ 3584 .dai_load = sof_dai_load, 3585 .dai_unload = sof_dai_unload, 3586 3587 /* DAI link - used for any driver specific init */ 3588 .link_load = sof_link_load, 3589 .link_unload = sof_link_unload, 3590 3591 /* completion - called at completion of firmware loading */ 3592 .complete = sof_complete, 3593 3594 /* manifest - optional to inform component of manifest */ 3595 .manifest = sof_manifest, 3596 3597 /* vendor specific kcontrol handlers available for binding */ 3598 .io_ops = sof_io_ops, 3599 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3600 3601 /* vendor specific bytes ext handlers available for binding */ 3602 .bytes_ext_ops = sof_bytes_ext_ops, 3603 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3604 }; 3605 3606 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) 3607 { 3608 const struct firmware *fw; 3609 int ret; 3610 3611 dev_dbg(scomp->dev, "loading topology:%s\n", file); 3612 3613 ret = request_firmware(&fw, file, scomp->dev); 3614 if (ret < 0) { 3615 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n", 3616 file, ret); 3617 return ret; 3618 } 3619 3620 ret = snd_soc_tplg_component_load(scomp, 3621 &sof_tplg_ops, fw, 3622 SND_SOC_TPLG_INDEX_ALL); 3623 if (ret < 0) { 3624 dev_err(scomp->dev, "error: tplg component load failed %d\n", 3625 ret); 3626 ret = -EINVAL; 3627 } 3628 3629 release_firmware(fw); 3630 return ret; 3631 } 3632 EXPORT_SYMBOL(snd_sof_load_topology); 3633