1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) 2 // 3 // This file is provided under a dual BSD/GPLv2 license. When using or 4 // redistributing this file, you may do so under either license. 5 // 6 // Copyright(c) 2018 Intel Corporation. All rights reserved. 7 // 8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // 10 11 #include <linux/firmware.h> 12 #include <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 }; 435 436 static enum sof_ipc_process_type find_process(const char *name) 437 { 438 int i; 439 440 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 441 if (strcmp(name, sof_process[i].name) == 0) 442 return sof_process[i].type; 443 } 444 445 return SOF_PROCESS_NONE; 446 } 447 448 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type) 449 { 450 int i; 451 452 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 453 if (sof_process[i].type == type) 454 return sof_process[i].comp_type; 455 } 456 457 return SOF_COMP_NONE; 458 } 459 460 /* 461 * Topology Token Parsing. 462 * New tokens should be added to headers and parsing tables below. 463 */ 464 465 struct sof_topology_token { 466 u32 token; 467 u32 type; 468 int (*get_token)(void *elem, void *object, u32 offset, u32 size); 469 u32 offset; 470 u32 size; 471 }; 472 473 static int get_token_u32(void *elem, void *object, u32 offset, u32 size) 474 { 475 struct snd_soc_tplg_vendor_value_elem *velem = elem; 476 u32 *val = (u32 *)((u8 *)object + offset); 477 478 *val = le32_to_cpu(velem->value); 479 return 0; 480 } 481 482 static int get_token_u16(void *elem, void *object, u32 offset, u32 size) 483 { 484 struct snd_soc_tplg_vendor_value_elem *velem = elem; 485 u16 *val = (u16 *)((u8 *)object + offset); 486 487 *val = (u16)le32_to_cpu(velem->value); 488 return 0; 489 } 490 491 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size) 492 { 493 struct snd_soc_tplg_vendor_string_elem *velem = elem; 494 u32 *val = (u32 *)((u8 *)object + offset); 495 496 *val = find_format(velem->string); 497 return 0; 498 } 499 500 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size) 501 { 502 struct snd_soc_tplg_vendor_string_elem *velem = elem; 503 u32 *val = (u32 *)((u8 *)object + offset); 504 505 *val = find_dai(velem->string); 506 return 0; 507 } 508 509 static int get_token_process_type(void *elem, void *object, u32 offset, 510 u32 size) 511 { 512 struct snd_soc_tplg_vendor_string_elem *velem = elem; 513 u32 *val = (u32 *)((u8 *)object + offset); 514 515 *val = find_process(velem->string); 516 return 0; 517 } 518 519 /* Buffers */ 520 static const struct sof_topology_token buffer_tokens[] = { 521 {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 522 offsetof(struct sof_ipc_buffer, size), 0}, 523 {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 524 offsetof(struct sof_ipc_buffer, caps), 0}, 525 }; 526 527 /* DAI */ 528 static const struct sof_topology_token dai_tokens[] = { 529 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 530 offsetof(struct sof_ipc_comp_dai, type), 0}, 531 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 532 offsetof(struct sof_ipc_comp_dai, dai_index), 0}, 533 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 534 offsetof(struct sof_ipc_comp_dai, direction), 0}, 535 }; 536 537 /* BE DAI link */ 538 static const struct sof_topology_token dai_link_tokens[] = { 539 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 540 offsetof(struct sof_ipc_dai_config, type), 0}, 541 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 542 offsetof(struct sof_ipc_dai_config, dai_index), 0}, 543 }; 544 545 /* scheduling */ 546 static const struct sof_topology_token sched_tokens[] = { 547 {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 548 offsetof(struct sof_ipc_pipe_new, period), 0}, 549 {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 550 offsetof(struct sof_ipc_pipe_new, priority), 0}, 551 {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 552 offsetof(struct sof_ipc_pipe_new, period_mips), 0}, 553 {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 554 offsetof(struct sof_ipc_pipe_new, core), 0}, 555 {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 556 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0}, 557 {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 558 offsetof(struct sof_ipc_pipe_new, time_domain), 0}, 559 }; 560 561 /* volume */ 562 static const struct sof_topology_token volume_tokens[] = { 563 {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 564 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0}, 565 {SOF_TKN_VOLUME_RAMP_STEP_MS, 566 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 567 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0}, 568 }; 569 570 /* SRC */ 571 static const struct sof_topology_token src_tokens[] = { 572 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 573 offsetof(struct sof_ipc_comp_src, source_rate), 0}, 574 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 575 offsetof(struct sof_ipc_comp_src, sink_rate), 0}, 576 }; 577 578 /* ASRC */ 579 static const struct sof_topology_token asrc_tokens[] = { 580 {SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 581 offsetof(struct sof_ipc_comp_asrc, source_rate), 0}, 582 {SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 583 offsetof(struct sof_ipc_comp_asrc, sink_rate), 0}, 584 {SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 585 get_token_u32, 586 offsetof(struct sof_ipc_comp_asrc, asynchronous_mode), 0}, 587 {SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 588 get_token_u32, 589 offsetof(struct sof_ipc_comp_asrc, operation_mode), 0}, 590 }; 591 592 /* Tone */ 593 static const struct sof_topology_token tone_tokens[] = { 594 }; 595 596 /* EFFECT */ 597 static const struct sof_topology_token process_tokens[] = { 598 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, 599 get_token_process_type, 600 offsetof(struct sof_ipc_comp_process, type), 0}, 601 }; 602 603 /* PCM */ 604 static const struct sof_topology_token pcm_tokens[] = { 605 {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 606 offsetof(struct sof_ipc_comp_host, dmac_config), 0}, 607 }; 608 609 /* PCM */ 610 static const struct sof_topology_token stream_tokens[] = { 611 {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3, 612 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 613 offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible), 0}, 614 {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3, 615 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 616 offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible), 0}, 617 }; 618 619 /* Generic components */ 620 static const struct sof_topology_token comp_tokens[] = { 621 {SOF_TKN_COMP_PERIOD_SINK_COUNT, 622 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 623 offsetof(struct sof_ipc_comp_config, periods_sink), 0}, 624 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT, 625 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 626 offsetof(struct sof_ipc_comp_config, periods_source), 0}, 627 {SOF_TKN_COMP_FORMAT, 628 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 629 offsetof(struct sof_ipc_comp_config, frame_fmt), 0}, 630 }; 631 632 /* SSP */ 633 static const struct sof_topology_token ssp_tokens[] = { 634 {SOF_TKN_INTEL_SSP_CLKS_CONTROL, 635 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 636 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0}, 637 {SOF_TKN_INTEL_SSP_MCLK_ID, 638 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 639 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0}, 640 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 641 get_token_u32, 642 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0}, 643 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, 644 get_token_u16, 645 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0}, 646 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 647 get_token_u32, 648 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0}, 649 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL, 650 get_token_u16, 651 offsetof(struct sof_ipc_dai_ssp_params, 652 tdm_per_slot_padding_flag), 0}, 653 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD, 654 get_token_u32, 655 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0}, 656 657 }; 658 659 /* DMIC */ 660 static const struct sof_topology_token dmic_tokens[] = { 661 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION, 662 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 663 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version), 664 0}, 665 {SOF_TKN_INTEL_DMIC_CLK_MIN, 666 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 667 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0}, 668 {SOF_TKN_INTEL_DMIC_CLK_MAX, 669 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 670 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0}, 671 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE, 672 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 673 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0}, 674 {SOF_TKN_INTEL_DMIC_DUTY_MIN, 675 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 676 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0}, 677 {SOF_TKN_INTEL_DMIC_DUTY_MAX, 678 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 679 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0}, 680 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, 681 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 682 offsetof(struct sof_ipc_dai_dmic_params, 683 num_pdm_active), 0}, 684 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, 685 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 686 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0}, 687 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, 688 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 689 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0}, 690 691 }; 692 693 /* ESAI */ 694 static const struct sof_topology_token esai_tokens[] = { 695 {SOF_TKN_IMX_ESAI_MCLK_ID, 696 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 697 offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0}, 698 }; 699 700 /* SAI */ 701 static const struct sof_topology_token sai_tokens[] = { 702 {SOF_TKN_IMX_SAI_MCLK_ID, 703 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 704 offsetof(struct sof_ipc_dai_sai_params, mclk_id), 0}, 705 }; 706 707 /* 708 * DMIC PDM Tokens 709 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token 710 * as it increments the index while parsing the array of pdm tokens 711 * and determines the correct offset 712 */ 713 static const struct sof_topology_token dmic_pdm_tokens[] = { 714 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID, 715 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 716 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id), 717 0}, 718 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable, 719 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 720 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a), 721 0}, 722 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable, 723 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 724 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b), 725 0}, 726 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A, 727 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 728 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a), 729 0}, 730 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B, 731 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 732 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b), 733 0}, 734 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE, 735 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 736 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge), 737 0}, 738 {SOF_TKN_INTEL_DMIC_PDM_SKEW, 739 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 740 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew), 741 0}, 742 }; 743 744 /* HDA */ 745 static const struct sof_topology_token hda_tokens[] = { 746 }; 747 748 /* Leds */ 749 static const struct sof_topology_token led_tokens[] = { 750 {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 751 offsetof(struct snd_sof_led_control, use_led), 0}, 752 {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, 753 get_token_u32, offsetof(struct snd_sof_led_control, direction), 0}, 754 }; 755 756 static void sof_parse_uuid_tokens(struct snd_soc_component *scomp, 757 void *object, 758 const struct sof_topology_token *tokens, 759 int count, 760 struct snd_soc_tplg_vendor_array *array) 761 { 762 struct snd_soc_tplg_vendor_uuid_elem *elem; 763 int i, j; 764 765 /* parse element by element */ 766 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 767 elem = &array->uuid[i]; 768 769 /* search for token */ 770 for (j = 0; j < count; j++) { 771 /* match token type */ 772 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) 773 continue; 774 775 /* match token id */ 776 if (tokens[j].token != le32_to_cpu(elem->token)) 777 continue; 778 779 /* matched - now load token */ 780 tokens[j].get_token(elem, object, tokens[j].offset, 781 tokens[j].size); 782 } 783 } 784 } 785 786 static void sof_parse_string_tokens(struct snd_soc_component *scomp, 787 void *object, 788 const struct sof_topology_token *tokens, 789 int count, 790 struct snd_soc_tplg_vendor_array *array) 791 { 792 struct snd_soc_tplg_vendor_string_elem *elem; 793 int i, j; 794 795 /* parse element by element */ 796 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 797 elem = &array->string[i]; 798 799 /* search for token */ 800 for (j = 0; j < count; j++) { 801 /* match token type */ 802 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) 803 continue; 804 805 /* match token id */ 806 if (tokens[j].token != le32_to_cpu(elem->token)) 807 continue; 808 809 /* matched - now load token */ 810 tokens[j].get_token(elem, object, tokens[j].offset, 811 tokens[j].size); 812 } 813 } 814 } 815 816 static void sof_parse_word_tokens(struct snd_soc_component *scomp, 817 void *object, 818 const struct sof_topology_token *tokens, 819 int count, 820 struct snd_soc_tplg_vendor_array *array) 821 { 822 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 823 struct snd_soc_tplg_vendor_value_elem *elem; 824 size_t size = sizeof(struct sof_ipc_dai_dmic_pdm_ctrl); 825 int i, j; 826 u32 offset; 827 u32 *index = NULL; 828 829 /* parse element by element */ 830 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 831 elem = &array->value[i]; 832 833 /* search for token */ 834 for (j = 0; j < count; j++) { 835 /* match token type */ 836 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 837 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || 838 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || 839 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL)) 840 continue; 841 842 /* match token id */ 843 if (tokens[j].token != le32_to_cpu(elem->token)) 844 continue; 845 846 /* pdm config array index */ 847 if (sdev->private) 848 index = sdev->private; 849 850 /* matched - determine offset */ 851 switch (tokens[j].token) { 852 case SOF_TKN_INTEL_DMIC_PDM_CTRL_ID: 853 854 /* inc number of pdm array index */ 855 if (index) 856 (*index)++; 857 /* fallthrough */ 858 case SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable: 859 case SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable: 860 case SOF_TKN_INTEL_DMIC_PDM_POLARITY_A: 861 case SOF_TKN_INTEL_DMIC_PDM_POLARITY_B: 862 case SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE: 863 case SOF_TKN_INTEL_DMIC_PDM_SKEW: 864 865 /* check if array index is valid */ 866 if (!index || *index == 0) { 867 dev_err(scomp->dev, 868 "error: invalid array offset\n"); 869 continue; 870 } else { 871 /* offset within the pdm config array */ 872 offset = size * (*index - 1); 873 } 874 break; 875 default: 876 offset = 0; 877 break; 878 } 879 880 /* load token */ 881 tokens[j].get_token(elem, object, 882 offset + tokens[j].offset, 883 tokens[j].size); 884 } 885 } 886 } 887 888 static int sof_parse_tokens(struct snd_soc_component *scomp, 889 void *object, 890 const struct sof_topology_token *tokens, 891 int count, 892 struct snd_soc_tplg_vendor_array *array, 893 int priv_size) 894 { 895 int asize; 896 897 while (priv_size > 0) { 898 asize = le32_to_cpu(array->size); 899 900 /* validate asize */ 901 if (asize < 0) { /* FIXME: A zero-size array makes no sense */ 902 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 903 asize); 904 return -EINVAL; 905 } 906 907 /* make sure there is enough data before parsing */ 908 priv_size -= asize; 909 if (priv_size < 0) { 910 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 911 asize); 912 return -EINVAL; 913 } 914 915 /* call correct parser depending on type */ 916 switch (le32_to_cpu(array->type)) { 917 case SND_SOC_TPLG_TUPLE_TYPE_UUID: 918 sof_parse_uuid_tokens(scomp, object, tokens, count, 919 array); 920 break; 921 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 922 sof_parse_string_tokens(scomp, object, tokens, count, 923 array); 924 break; 925 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 926 case SND_SOC_TPLG_TUPLE_TYPE_BYTE: 927 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 928 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 929 sof_parse_word_tokens(scomp, object, tokens, count, 930 array); 931 break; 932 default: 933 dev_err(scomp->dev, "error: unknown token type %d\n", 934 array->type); 935 return -EINVAL; 936 } 937 938 /* next array */ 939 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array 940 + asize); 941 } 942 return 0; 943 } 944 945 static void sof_dbg_comp_config(struct snd_soc_component *scomp, 946 struct sof_ipc_comp_config *config) 947 { 948 dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n", 949 config->periods_sink, config->periods_source, 950 config->frame_fmt); 951 } 952 953 /* 954 * Standard Kcontrols. 955 */ 956 957 static int sof_control_load_volume(struct snd_soc_component *scomp, 958 struct snd_sof_control *scontrol, 959 struct snd_kcontrol_new *kc, 960 struct snd_soc_tplg_ctl_hdr *hdr) 961 { 962 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 963 struct snd_soc_tplg_mixer_control *mc = 964 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); 965 struct sof_ipc_ctrl_data *cdata; 966 int tlv[TLV_ITEMS]; 967 unsigned int i; 968 int ret = 0; 969 970 /* validate topology data */ 971 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) { 972 ret = -EINVAL; 973 goto out; 974 } 975 976 /* init the volume get/put data */ 977 scontrol->size = struct_size(scontrol->control_data, chanv, 978 le32_to_cpu(mc->num_channels)); 979 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 980 if (!scontrol->control_data) { 981 ret = -ENOMEM; 982 goto out; 983 } 984 985 scontrol->comp_id = sdev->next_comp_id; 986 scontrol->min_volume_step = le32_to_cpu(mc->min); 987 scontrol->max_volume_step = le32_to_cpu(mc->max); 988 scontrol->num_channels = le32_to_cpu(mc->num_channels); 989 990 /* set cmd for mixer control */ 991 if (le32_to_cpu(mc->max) == 1) { 992 scontrol->cmd = SOF_CTRL_CMD_SWITCH; 993 goto skip; 994 } 995 996 scontrol->cmd = SOF_CTRL_CMD_VOLUME; 997 998 /* extract tlv data */ 999 if (get_tlv_data(kc->tlv.p, tlv) < 0) { 1000 dev_err(scomp->dev, "error: invalid TLV data\n"); 1001 ret = -EINVAL; 1002 goto out_free; 1003 } 1004 1005 /* set up volume table */ 1006 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); 1007 if (ret < 0) { 1008 dev_err(scomp->dev, "error: setting up volume table\n"); 1009 goto out_free; 1010 } 1011 1012 /* set default volume values to 0dB in control */ 1013 cdata = scontrol->control_data; 1014 for (i = 0; i < scontrol->num_channels; i++) { 1015 cdata->chanv[i].channel = i; 1016 cdata->chanv[i].value = VOL_ZERO_DB; 1017 } 1018 1019 skip: 1020 /* set up possible led control from mixer private data */ 1021 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens, 1022 ARRAY_SIZE(led_tokens), mc->priv.array, 1023 le32_to_cpu(mc->priv.size)); 1024 if (ret != 0) { 1025 dev_err(scomp->dev, "error: parse led tokens failed %d\n", 1026 le32_to_cpu(mc->priv.size)); 1027 goto out_free_table; 1028 } 1029 1030 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1031 scontrol->comp_id, scontrol->num_channels); 1032 1033 return ret; 1034 1035 out_free_table: 1036 if (le32_to_cpu(mc->max) > 1) 1037 kfree(scontrol->volume_table); 1038 out_free: 1039 kfree(scontrol->control_data); 1040 out: 1041 return ret; 1042 } 1043 1044 static int sof_control_load_enum(struct snd_soc_component *scomp, 1045 struct snd_sof_control *scontrol, 1046 struct snd_kcontrol_new *kc, 1047 struct snd_soc_tplg_ctl_hdr *hdr) 1048 { 1049 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1050 struct snd_soc_tplg_enum_control *ec = 1051 container_of(hdr, struct snd_soc_tplg_enum_control, hdr); 1052 1053 /* validate topology data */ 1054 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) 1055 return -EINVAL; 1056 1057 /* init the enum get/put data */ 1058 scontrol->size = struct_size(scontrol->control_data, chanv, 1059 le32_to_cpu(ec->num_channels)); 1060 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1061 if (!scontrol->control_data) 1062 return -ENOMEM; 1063 1064 scontrol->comp_id = sdev->next_comp_id; 1065 scontrol->num_channels = le32_to_cpu(ec->num_channels); 1066 1067 scontrol->cmd = SOF_CTRL_CMD_ENUM; 1068 1069 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", 1070 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); 1071 1072 return 0; 1073 } 1074 1075 static int sof_control_load_bytes(struct snd_soc_component *scomp, 1076 struct snd_sof_control *scontrol, 1077 struct snd_kcontrol_new *kc, 1078 struct snd_soc_tplg_ctl_hdr *hdr) 1079 { 1080 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1081 struct sof_ipc_ctrl_data *cdata; 1082 struct snd_soc_tplg_bytes_control *control = 1083 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); 1084 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; 1085 int max_size = sbe->max; 1086 int ret = 0; 1087 1088 /* init the get/put bytes data */ 1089 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + 1090 le32_to_cpu(control->priv.size); 1091 1092 if (scontrol->size > max_size) { 1093 dev_err(scomp->dev, "err: bytes data size %d exceeds max %d.\n", 1094 scontrol->size, max_size); 1095 ret = -EINVAL; 1096 goto out; 1097 } 1098 1099 scontrol->control_data = kzalloc(max_size, GFP_KERNEL); 1100 cdata = scontrol->control_data; 1101 if (!scontrol->control_data) { 1102 ret = -ENOMEM; 1103 goto out; 1104 } 1105 1106 scontrol->comp_id = sdev->next_comp_id; 1107 scontrol->cmd = SOF_CTRL_CMD_BINARY; 1108 1109 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1110 scontrol->comp_id, scontrol->num_channels); 1111 1112 if (le32_to_cpu(control->priv.size) > 0) { 1113 memcpy(cdata->data, control->priv.data, 1114 le32_to_cpu(control->priv.size)); 1115 1116 if (cdata->data->magic != SOF_ABI_MAGIC) { 1117 dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n", 1118 cdata->data->magic); 1119 ret = -EINVAL; 1120 goto out_free; 1121 } 1122 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, 1123 cdata->data->abi)) { 1124 dev_err(scomp->dev, 1125 "error: Incompatible ABI version 0x%08x.\n", 1126 cdata->data->abi); 1127 ret = -EINVAL; 1128 goto out_free; 1129 } 1130 if (cdata->data->size + sizeof(const struct sof_abi_hdr) != 1131 le32_to_cpu(control->priv.size)) { 1132 dev_err(scomp->dev, 1133 "error: Conflict in bytes vs. priv size.\n"); 1134 ret = -EINVAL; 1135 goto out_free; 1136 } 1137 } 1138 1139 return ret; 1140 1141 out_free: 1142 kfree(scontrol->control_data); 1143 out: 1144 return ret; 1145 } 1146 1147 /* external kcontrol init - used for any driver specific init */ 1148 static int sof_control_load(struct snd_soc_component *scomp, int index, 1149 struct snd_kcontrol_new *kc, 1150 struct snd_soc_tplg_ctl_hdr *hdr) 1151 { 1152 struct soc_mixer_control *sm; 1153 struct soc_bytes_ext *sbe; 1154 struct soc_enum *se; 1155 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1156 struct snd_soc_dobj *dobj; 1157 struct snd_sof_control *scontrol; 1158 int ret = -EINVAL; 1159 1160 dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n", 1161 hdr->type, hdr->name); 1162 1163 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); 1164 if (!scontrol) 1165 return -ENOMEM; 1166 1167 scontrol->scomp = scomp; 1168 1169 switch (le32_to_cpu(hdr->ops.info)) { 1170 case SND_SOC_TPLG_CTL_VOLSW: 1171 case SND_SOC_TPLG_CTL_VOLSW_SX: 1172 case SND_SOC_TPLG_CTL_VOLSW_XR_SX: 1173 sm = (struct soc_mixer_control *)kc->private_value; 1174 dobj = &sm->dobj; 1175 ret = sof_control_load_volume(scomp, scontrol, kc, hdr); 1176 break; 1177 case SND_SOC_TPLG_CTL_BYTES: 1178 sbe = (struct soc_bytes_ext *)kc->private_value; 1179 dobj = &sbe->dobj; 1180 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); 1181 break; 1182 case SND_SOC_TPLG_CTL_ENUM: 1183 case SND_SOC_TPLG_CTL_ENUM_VALUE: 1184 se = (struct soc_enum *)kc->private_value; 1185 dobj = &se->dobj; 1186 ret = sof_control_load_enum(scomp, scontrol, kc, hdr); 1187 break; 1188 case SND_SOC_TPLG_CTL_RANGE: 1189 case SND_SOC_TPLG_CTL_STROBE: 1190 case SND_SOC_TPLG_DAPM_CTL_VOLSW: 1191 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: 1192 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: 1193 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: 1194 case SND_SOC_TPLG_DAPM_CTL_PIN: 1195 default: 1196 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n", 1197 hdr->ops.get, hdr->ops.put, hdr->ops.info); 1198 kfree(scontrol); 1199 return 0; 1200 } 1201 1202 if (ret < 0) { 1203 kfree(scontrol); 1204 return ret; 1205 } 1206 1207 dobj->private = scontrol; 1208 list_add(&scontrol->list, &sdev->kcontrol_list); 1209 return ret; 1210 } 1211 1212 static int sof_control_unload(struct snd_soc_component *scomp, 1213 struct snd_soc_dobj *dobj) 1214 { 1215 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1216 struct sof_ipc_free fcomp; 1217 struct snd_sof_control *scontrol = dobj->private; 1218 1219 dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name); 1220 1221 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE; 1222 fcomp.hdr.size = sizeof(fcomp); 1223 fcomp.id = scontrol->comp_id; 1224 1225 kfree(scontrol->control_data); 1226 list_del(&scontrol->list); 1227 kfree(scontrol); 1228 /* send IPC to the DSP */ 1229 return sof_ipc_tx_message(sdev->ipc, 1230 fcomp.hdr.cmd, &fcomp, sizeof(fcomp), 1231 NULL, 0); 1232 } 1233 1234 /* 1235 * DAI Topology 1236 */ 1237 1238 static int sof_connect_dai_widget(struct snd_soc_component *scomp, 1239 struct snd_soc_dapm_widget *w, 1240 struct snd_soc_tplg_dapm_widget *tw, 1241 struct snd_sof_dai *dai) 1242 { 1243 struct snd_soc_card *card = scomp->card; 1244 struct snd_soc_pcm_runtime *rtd; 1245 struct snd_soc_dai *cpu_dai; 1246 int i; 1247 1248 list_for_each_entry(rtd, &card->rtd_list, list) { 1249 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n", 1250 w->name, w->sname, rtd->dai_link->stream_name); 1251 1252 if (!w->sname || !rtd->dai_link->stream_name) 1253 continue; 1254 1255 /* does stream match DAI link ? */ 1256 if (strcmp(w->sname, rtd->dai_link->stream_name)) 1257 continue; 1258 1259 switch (w->id) { 1260 case snd_soc_dapm_dai_out: 1261 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1262 /* 1263 * Please create DAI widget in the right order 1264 * to ensure BE will connect to the right DAI 1265 * widget. 1266 */ 1267 if (!cpu_dai->capture_widget) { 1268 cpu_dai->capture_widget = w; 1269 break; 1270 } 1271 } 1272 if (i == rtd->num_cpus) { 1273 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1274 w->name); 1275 1276 return -EINVAL; 1277 } 1278 dai->name = rtd->dai_link->name; 1279 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1280 w->name, rtd->dai_link->name); 1281 break; 1282 case snd_soc_dapm_dai_in: 1283 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1284 /* 1285 * Please create DAI widget in the right order 1286 * to ensure BE will connect to the right DAI 1287 * widget. 1288 */ 1289 if (!cpu_dai->playback_widget) { 1290 cpu_dai->playback_widget = w; 1291 break; 1292 } 1293 } 1294 if (i == rtd->num_cpus) { 1295 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1296 w->name); 1297 1298 return -EINVAL; 1299 } 1300 dai->name = rtd->dai_link->name; 1301 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1302 w->name, rtd->dai_link->name); 1303 break; 1304 default: 1305 break; 1306 } 1307 } 1308 1309 /* check we have a connection */ 1310 if (!dai->name) { 1311 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n", 1312 w->name, w->sname); 1313 return -EINVAL; 1314 } 1315 1316 return 0; 1317 } 1318 1319 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, 1320 struct snd_sof_widget *swidget, 1321 struct snd_soc_tplg_dapm_widget *tw, 1322 struct sof_ipc_comp_reply *r, 1323 struct snd_sof_dai *dai) 1324 { 1325 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1326 struct snd_soc_tplg_private *private = &tw->priv; 1327 struct sof_ipc_comp_dai comp_dai; 1328 int ret; 1329 1330 /* configure dai IPC message */ 1331 memset(&comp_dai, 0, sizeof(comp_dai)); 1332 comp_dai.comp.hdr.size = sizeof(comp_dai); 1333 comp_dai.comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1334 comp_dai.comp.id = swidget->comp_id; 1335 comp_dai.comp.type = SOF_COMP_DAI; 1336 comp_dai.comp.pipeline_id = index; 1337 comp_dai.config.hdr.size = sizeof(comp_dai.config); 1338 1339 ret = sof_parse_tokens(scomp, &comp_dai, dai_tokens, 1340 ARRAY_SIZE(dai_tokens), private->array, 1341 le32_to_cpu(private->size)); 1342 if (ret != 0) { 1343 dev_err(scomp->dev, "error: parse dai tokens failed %d\n", 1344 le32_to_cpu(private->size)); 1345 return ret; 1346 } 1347 1348 ret = sof_parse_tokens(scomp, &comp_dai.config, comp_tokens, 1349 ARRAY_SIZE(comp_tokens), private->array, 1350 le32_to_cpu(private->size)); 1351 if (ret != 0) { 1352 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n", 1353 private->size); 1354 return ret; 1355 } 1356 1357 dev_dbg(scomp->dev, "dai %s: type %d index %d\n", 1358 swidget->widget->name, comp_dai.type, comp_dai.dai_index); 1359 sof_dbg_comp_config(scomp, &comp_dai.config); 1360 1361 ret = sof_ipc_tx_message(sdev->ipc, comp_dai.comp.hdr.cmd, 1362 &comp_dai, sizeof(comp_dai), r, sizeof(*r)); 1363 1364 if (ret == 0 && dai) { 1365 dai->scomp = scomp; 1366 memcpy(&dai->comp_dai, &comp_dai, sizeof(comp_dai)); 1367 } 1368 1369 return ret; 1370 } 1371 1372 /* 1373 * Buffer topology 1374 */ 1375 1376 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index, 1377 struct snd_sof_widget *swidget, 1378 struct snd_soc_tplg_dapm_widget *tw, 1379 struct sof_ipc_comp_reply *r) 1380 { 1381 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1382 struct snd_soc_tplg_private *private = &tw->priv; 1383 struct sof_ipc_buffer *buffer; 1384 int ret; 1385 1386 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); 1387 if (!buffer) 1388 return -ENOMEM; 1389 1390 /* configure dai IPC message */ 1391 buffer->comp.hdr.size = sizeof(*buffer); 1392 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW; 1393 buffer->comp.id = swidget->comp_id; 1394 buffer->comp.type = SOF_COMP_BUFFER; 1395 buffer->comp.pipeline_id = index; 1396 1397 ret = sof_parse_tokens(scomp, buffer, buffer_tokens, 1398 ARRAY_SIZE(buffer_tokens), private->array, 1399 le32_to_cpu(private->size)); 1400 if (ret != 0) { 1401 dev_err(scomp->dev, "error: parse buffer tokens failed %d\n", 1402 private->size); 1403 kfree(buffer); 1404 return ret; 1405 } 1406 1407 dev_dbg(scomp->dev, "buffer %s: size %d caps 0x%x\n", 1408 swidget->widget->name, buffer->size, buffer->caps); 1409 1410 swidget->private = buffer; 1411 1412 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer, 1413 sizeof(*buffer), r, sizeof(*r)); 1414 if (ret < 0) { 1415 dev_err(scomp->dev, "error: buffer %s load failed\n", 1416 swidget->widget->name); 1417 kfree(buffer); 1418 } 1419 1420 return ret; 1421 } 1422 1423 /* bind PCM ID to host component ID */ 1424 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, 1425 int dir) 1426 { 1427 struct snd_sof_widget *host_widget; 1428 1429 host_widget = snd_sof_find_swidget_sname(scomp, 1430 spcm->pcm.caps[dir].name, 1431 dir); 1432 if (!host_widget) { 1433 dev_err(scomp->dev, "can't find host comp to bind pcm\n"); 1434 return -EINVAL; 1435 } 1436 1437 spcm->stream[dir].comp_id = host_widget->comp_id; 1438 1439 return 0; 1440 } 1441 1442 /* 1443 * PCM Topology 1444 */ 1445 1446 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index, 1447 struct snd_sof_widget *swidget, 1448 enum sof_ipc_stream_direction dir, 1449 struct snd_soc_tplg_dapm_widget *tw, 1450 struct sof_ipc_comp_reply *r) 1451 { 1452 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1453 struct snd_soc_tplg_private *private = &tw->priv; 1454 struct sof_ipc_comp_host *host; 1455 int ret; 1456 1457 host = kzalloc(sizeof(*host), GFP_KERNEL); 1458 if (!host) 1459 return -ENOMEM; 1460 1461 /* configure host comp IPC message */ 1462 host->comp.hdr.size = sizeof(*host); 1463 host->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1464 host->comp.id = swidget->comp_id; 1465 host->comp.type = SOF_COMP_HOST; 1466 host->comp.pipeline_id = index; 1467 host->direction = dir; 1468 host->config.hdr.size = sizeof(host->config); 1469 1470 ret = sof_parse_tokens(scomp, host, pcm_tokens, 1471 ARRAY_SIZE(pcm_tokens), private->array, 1472 le32_to_cpu(private->size)); 1473 if (ret != 0) { 1474 dev_err(scomp->dev, "error: parse host tokens failed %d\n", 1475 private->size); 1476 goto err; 1477 } 1478 1479 ret = sof_parse_tokens(scomp, &host->config, comp_tokens, 1480 ARRAY_SIZE(comp_tokens), private->array, 1481 le32_to_cpu(private->size)); 1482 if (ret != 0) { 1483 dev_err(scomp->dev, "error: parse host.cfg tokens failed %d\n", 1484 le32_to_cpu(private->size)); 1485 goto err; 1486 } 1487 1488 dev_dbg(scomp->dev, "loaded host %s\n", swidget->widget->name); 1489 sof_dbg_comp_config(scomp, &host->config); 1490 1491 swidget->private = host; 1492 1493 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host, 1494 sizeof(*host), r, sizeof(*r)); 1495 if (ret >= 0) 1496 return ret; 1497 err: 1498 kfree(host); 1499 return ret; 1500 } 1501 1502 /* 1503 * Pipeline Topology 1504 */ 1505 int sof_load_pipeline_ipc(struct device *dev, 1506 struct sof_ipc_pipe_new *pipeline, 1507 struct sof_ipc_comp_reply *r) 1508 { 1509 struct snd_sof_dev *sdev = dev_get_drvdata(dev); 1510 struct sof_ipc_pm_core_config pm_core_config; 1511 int ret; 1512 1513 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline, 1514 sizeof(*pipeline), r, sizeof(*r)); 1515 if (ret < 0) { 1516 dev_err(dev, "error: load pipeline ipc failure\n"); 1517 return ret; 1518 } 1519 1520 /* power up the core that this pipeline is scheduled on */ 1521 ret = snd_sof_dsp_core_power_up(sdev, 1 << pipeline->core); 1522 if (ret < 0) { 1523 dev_err(dev, "error: powering up pipeline schedule core %d\n", 1524 pipeline->core); 1525 return ret; 1526 } 1527 1528 /* update enabled cores mask */ 1529 sdev->enabled_cores_mask |= 1 << pipeline->core; 1530 1531 /* 1532 * Now notify DSP that the core that this pipeline is scheduled on 1533 * has been powered up 1534 */ 1535 memset(&pm_core_config, 0, sizeof(pm_core_config)); 1536 pm_core_config.enable_mask = sdev->enabled_cores_mask; 1537 1538 /* configure CORE_ENABLE ipc message */ 1539 pm_core_config.hdr.size = sizeof(pm_core_config); 1540 pm_core_config.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE; 1541 1542 /* send ipc */ 1543 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd, 1544 &pm_core_config, sizeof(pm_core_config), 1545 &pm_core_config, sizeof(pm_core_config)); 1546 if (ret < 0) 1547 dev_err(dev, "error: core enable ipc failure\n"); 1548 1549 return ret; 1550 } 1551 1552 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, 1553 int index, struct snd_sof_widget *swidget, 1554 struct snd_soc_tplg_dapm_widget *tw, 1555 struct sof_ipc_comp_reply *r) 1556 { 1557 struct snd_soc_tplg_private *private = &tw->priv; 1558 struct sof_ipc_pipe_new *pipeline; 1559 struct snd_sof_widget *comp_swidget; 1560 int ret; 1561 1562 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL); 1563 if (!pipeline) 1564 return -ENOMEM; 1565 1566 /* configure dai IPC message */ 1567 pipeline->hdr.size = sizeof(*pipeline); 1568 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW; 1569 pipeline->pipeline_id = index; 1570 pipeline->comp_id = swidget->comp_id; 1571 1572 /* component at start of pipeline is our stream id */ 1573 comp_swidget = snd_sof_find_swidget(scomp, tw->sname); 1574 if (!comp_swidget) { 1575 dev_err(scomp->dev, "error: widget %s refers to non existent widget %s\n", 1576 tw->name, tw->sname); 1577 ret = -EINVAL; 1578 goto err; 1579 } 1580 1581 pipeline->sched_id = comp_swidget->comp_id; 1582 1583 dev_dbg(scomp->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n", 1584 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id); 1585 1586 ret = sof_parse_tokens(scomp, pipeline, sched_tokens, 1587 ARRAY_SIZE(sched_tokens), private->array, 1588 le32_to_cpu(private->size)); 1589 if (ret != 0) { 1590 dev_err(scomp->dev, "error: parse pipeline tokens failed %d\n", 1591 private->size); 1592 goto err; 1593 } 1594 1595 dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n", 1596 swidget->widget->name, pipeline->period, pipeline->priority, 1597 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched); 1598 1599 swidget->private = pipeline; 1600 1601 /* send ipc's to create pipeline comp and power up schedule core */ 1602 ret = sof_load_pipeline_ipc(scomp->dev, pipeline, r); 1603 if (ret >= 0) 1604 return ret; 1605 err: 1606 kfree(pipeline); 1607 return ret; 1608 } 1609 1610 /* 1611 * Mixer topology 1612 */ 1613 1614 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index, 1615 struct snd_sof_widget *swidget, 1616 struct snd_soc_tplg_dapm_widget *tw, 1617 struct sof_ipc_comp_reply *r) 1618 { 1619 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1620 struct snd_soc_tplg_private *private = &tw->priv; 1621 struct sof_ipc_comp_mixer *mixer; 1622 int ret; 1623 1624 mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); 1625 if (!mixer) 1626 return -ENOMEM; 1627 1628 /* configure mixer IPC message */ 1629 mixer->comp.hdr.size = sizeof(*mixer); 1630 mixer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1631 mixer->comp.id = swidget->comp_id; 1632 mixer->comp.type = SOF_COMP_MIXER; 1633 mixer->comp.pipeline_id = index; 1634 mixer->config.hdr.size = sizeof(mixer->config); 1635 1636 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens, 1637 ARRAY_SIZE(comp_tokens), private->array, 1638 le32_to_cpu(private->size)); 1639 if (ret != 0) { 1640 dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n", 1641 private->size); 1642 kfree(mixer); 1643 return ret; 1644 } 1645 1646 sof_dbg_comp_config(scomp, &mixer->config); 1647 1648 swidget->private = mixer; 1649 1650 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer, 1651 sizeof(*mixer), r, sizeof(*r)); 1652 if (ret < 0) 1653 kfree(mixer); 1654 1655 return ret; 1656 } 1657 1658 /* 1659 * Mux topology 1660 */ 1661 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index, 1662 struct snd_sof_widget *swidget, 1663 struct snd_soc_tplg_dapm_widget *tw, 1664 struct sof_ipc_comp_reply *r) 1665 { 1666 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1667 struct snd_soc_tplg_private *private = &tw->priv; 1668 struct sof_ipc_comp_mux *mux; 1669 int ret; 1670 1671 mux = kzalloc(sizeof(*mux), GFP_KERNEL); 1672 if (!mux) 1673 return -ENOMEM; 1674 1675 /* configure mux IPC message */ 1676 mux->comp.hdr.size = sizeof(*mux); 1677 mux->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1678 mux->comp.id = swidget->comp_id; 1679 mux->comp.type = SOF_COMP_MUX; 1680 mux->comp.pipeline_id = index; 1681 mux->config.hdr.size = sizeof(mux->config); 1682 1683 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens, 1684 ARRAY_SIZE(comp_tokens), private->array, 1685 le32_to_cpu(private->size)); 1686 if (ret != 0) { 1687 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n", 1688 private->size); 1689 kfree(mux); 1690 return ret; 1691 } 1692 1693 sof_dbg_comp_config(scomp, &mux->config); 1694 1695 swidget->private = mux; 1696 1697 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux, 1698 sizeof(*mux), r, sizeof(*r)); 1699 if (ret < 0) 1700 kfree(mux); 1701 1702 return ret; 1703 } 1704 1705 /* 1706 * PGA Topology 1707 */ 1708 1709 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, 1710 struct snd_sof_widget *swidget, 1711 struct snd_soc_tplg_dapm_widget *tw, 1712 struct sof_ipc_comp_reply *r) 1713 { 1714 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1715 struct snd_soc_tplg_private *private = &tw->priv; 1716 struct sof_ipc_comp_volume *volume; 1717 struct snd_sof_control *scontrol; 1718 int min_step; 1719 int max_step; 1720 int ret; 1721 1722 volume = kzalloc(sizeof(*volume), GFP_KERNEL); 1723 if (!volume) 1724 return -ENOMEM; 1725 1726 if (!le32_to_cpu(tw->num_kcontrols)) { 1727 dev_err(scomp->dev, "error: invalid kcontrol count %d for volume\n", 1728 tw->num_kcontrols); 1729 ret = -EINVAL; 1730 goto err; 1731 } 1732 1733 /* configure volume IPC message */ 1734 volume->comp.hdr.size = sizeof(*volume); 1735 volume->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1736 volume->comp.id = swidget->comp_id; 1737 volume->comp.type = SOF_COMP_VOLUME; 1738 volume->comp.pipeline_id = index; 1739 volume->config.hdr.size = sizeof(volume->config); 1740 1741 ret = sof_parse_tokens(scomp, volume, volume_tokens, 1742 ARRAY_SIZE(volume_tokens), private->array, 1743 le32_to_cpu(private->size)); 1744 if (ret != 0) { 1745 dev_err(scomp->dev, "error: parse volume tokens failed %d\n", 1746 private->size); 1747 goto err; 1748 } 1749 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens, 1750 ARRAY_SIZE(comp_tokens), private->array, 1751 le32_to_cpu(private->size)); 1752 if (ret != 0) { 1753 dev_err(scomp->dev, "error: parse volume.cfg tokens failed %d\n", 1754 le32_to_cpu(private->size)); 1755 goto err; 1756 } 1757 1758 sof_dbg_comp_config(scomp, &volume->config); 1759 1760 swidget->private = volume; 1761 1762 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 1763 if (scontrol->comp_id == swidget->comp_id && 1764 scontrol->volume_table) { 1765 min_step = scontrol->min_volume_step; 1766 max_step = scontrol->max_volume_step; 1767 volume->min_value = scontrol->volume_table[min_step]; 1768 volume->max_value = scontrol->volume_table[max_step]; 1769 volume->channels = scontrol->num_channels; 1770 break; 1771 } 1772 } 1773 1774 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume, 1775 sizeof(*volume), r, sizeof(*r)); 1776 if (ret >= 0) 1777 return ret; 1778 err: 1779 kfree(volume); 1780 return ret; 1781 } 1782 1783 /* 1784 * SRC Topology 1785 */ 1786 1787 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1788 struct snd_sof_widget *swidget, 1789 struct snd_soc_tplg_dapm_widget *tw, 1790 struct sof_ipc_comp_reply *r) 1791 { 1792 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1793 struct snd_soc_tplg_private *private = &tw->priv; 1794 struct sof_ipc_comp_src *src; 1795 int ret; 1796 1797 src = kzalloc(sizeof(*src), GFP_KERNEL); 1798 if (!src) 1799 return -ENOMEM; 1800 1801 /* configure src IPC message */ 1802 src->comp.hdr.size = sizeof(*src); 1803 src->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1804 src->comp.id = swidget->comp_id; 1805 src->comp.type = SOF_COMP_SRC; 1806 src->comp.pipeline_id = index; 1807 src->config.hdr.size = sizeof(src->config); 1808 1809 ret = sof_parse_tokens(scomp, src, src_tokens, 1810 ARRAY_SIZE(src_tokens), private->array, 1811 le32_to_cpu(private->size)); 1812 if (ret != 0) { 1813 dev_err(scomp->dev, "error: parse src tokens failed %d\n", 1814 private->size); 1815 goto err; 1816 } 1817 1818 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1819 ARRAY_SIZE(comp_tokens), private->array, 1820 le32_to_cpu(private->size)); 1821 if (ret != 0) { 1822 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n", 1823 le32_to_cpu(private->size)); 1824 goto err; 1825 } 1826 1827 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n", 1828 swidget->widget->name, src->source_rate, src->sink_rate); 1829 sof_dbg_comp_config(scomp, &src->config); 1830 1831 swidget->private = src; 1832 1833 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src, 1834 sizeof(*src), r, sizeof(*r)); 1835 if (ret >= 0) 1836 return ret; 1837 err: 1838 kfree(src); 1839 return ret; 1840 } 1841 1842 /* 1843 * ASRC Topology 1844 */ 1845 1846 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index, 1847 struct snd_sof_widget *swidget, 1848 struct snd_soc_tplg_dapm_widget *tw, 1849 struct sof_ipc_comp_reply *r) 1850 { 1851 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1852 struct snd_soc_tplg_private *private = &tw->priv; 1853 struct sof_ipc_comp_asrc *asrc; 1854 int ret; 1855 1856 asrc = kzalloc(sizeof(*asrc), GFP_KERNEL); 1857 if (!asrc) 1858 return -ENOMEM; 1859 1860 /* configure ASRC IPC message */ 1861 asrc->comp.hdr.size = sizeof(*asrc); 1862 asrc->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1863 asrc->comp.id = swidget->comp_id; 1864 asrc->comp.type = SOF_COMP_ASRC; 1865 asrc->comp.pipeline_id = index; 1866 asrc->config.hdr.size = sizeof(asrc->config); 1867 1868 ret = sof_parse_tokens(scomp, asrc, asrc_tokens, 1869 ARRAY_SIZE(asrc_tokens), private->array, 1870 le32_to_cpu(private->size)); 1871 if (ret != 0) { 1872 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n", 1873 private->size); 1874 goto err; 1875 } 1876 1877 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens, 1878 ARRAY_SIZE(comp_tokens), private->array, 1879 le32_to_cpu(private->size)); 1880 if (ret != 0) { 1881 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n", 1882 le32_to_cpu(private->size)); 1883 goto err; 1884 } 1885 1886 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d " 1887 "asynch %d operation %d\n", 1888 swidget->widget->name, asrc->source_rate, asrc->sink_rate, 1889 asrc->asynchronous_mode, asrc->operation_mode); 1890 sof_dbg_comp_config(scomp, &asrc->config); 1891 1892 swidget->private = asrc; 1893 1894 ret = sof_ipc_tx_message(sdev->ipc, asrc->comp.hdr.cmd, asrc, 1895 sizeof(*asrc), r, sizeof(*r)); 1896 if (ret >= 0) 1897 return ret; 1898 err: 1899 kfree(asrc); 1900 return ret; 1901 } 1902 1903 /* 1904 * Signal Generator Topology 1905 */ 1906 1907 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 1908 struct snd_sof_widget *swidget, 1909 struct snd_soc_tplg_dapm_widget *tw, 1910 struct sof_ipc_comp_reply *r) 1911 { 1912 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1913 struct snd_soc_tplg_private *private = &tw->priv; 1914 struct sof_ipc_comp_tone *tone; 1915 int ret; 1916 1917 tone = kzalloc(sizeof(*tone), GFP_KERNEL); 1918 if (!tone) 1919 return -ENOMEM; 1920 1921 /* configure siggen IPC message */ 1922 tone->comp.hdr.size = sizeof(*tone); 1923 tone->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1924 tone->comp.id = swidget->comp_id; 1925 tone->comp.type = SOF_COMP_TONE; 1926 tone->comp.pipeline_id = index; 1927 tone->config.hdr.size = sizeof(tone->config); 1928 1929 ret = sof_parse_tokens(scomp, tone, tone_tokens, 1930 ARRAY_SIZE(tone_tokens), private->array, 1931 le32_to_cpu(private->size)); 1932 if (ret != 0) { 1933 dev_err(scomp->dev, "error: parse tone tokens failed %d\n", 1934 le32_to_cpu(private->size)); 1935 goto err; 1936 } 1937 1938 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 1939 ARRAY_SIZE(comp_tokens), private->array, 1940 le32_to_cpu(private->size)); 1941 if (ret != 0) { 1942 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n", 1943 le32_to_cpu(private->size)); 1944 goto err; 1945 } 1946 1947 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n", 1948 swidget->widget->name, tone->frequency, tone->amplitude); 1949 sof_dbg_comp_config(scomp, &tone->config); 1950 1951 swidget->private = tone; 1952 1953 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone, 1954 sizeof(*tone), r, sizeof(*r)); 1955 if (ret >= 0) 1956 return ret; 1957 err: 1958 kfree(tone); 1959 return ret; 1960 } 1961 1962 static int sof_get_control_data(struct snd_soc_component *scomp, 1963 struct snd_soc_dapm_widget *widget, 1964 struct sof_widget_data *wdata, 1965 size_t *size) 1966 { 1967 const struct snd_kcontrol_new *kc; 1968 struct soc_mixer_control *sm; 1969 struct soc_bytes_ext *sbe; 1970 struct soc_enum *se; 1971 int i; 1972 1973 *size = 0; 1974 1975 for (i = 0; i < widget->num_kcontrols; i++) { 1976 kc = &widget->kcontrol_news[i]; 1977 1978 switch (widget->dobj.widget.kcontrol_type) { 1979 case SND_SOC_TPLG_TYPE_MIXER: 1980 sm = (struct soc_mixer_control *)kc->private_value; 1981 wdata[i].control = sm->dobj.private; 1982 break; 1983 case SND_SOC_TPLG_TYPE_BYTES: 1984 sbe = (struct soc_bytes_ext *)kc->private_value; 1985 wdata[i].control = sbe->dobj.private; 1986 break; 1987 case SND_SOC_TPLG_TYPE_ENUM: 1988 se = (struct soc_enum *)kc->private_value; 1989 wdata[i].control = se->dobj.private; 1990 break; 1991 default: 1992 dev_err(scomp->dev, "error: unknown kcontrol type %d in widget %s\n", 1993 widget->dobj.widget.kcontrol_type, 1994 widget->name); 1995 return -EINVAL; 1996 } 1997 1998 if (!wdata[i].control) { 1999 dev_err(scomp->dev, "error: no scontrol for widget %s\n", 2000 widget->name); 2001 return -EINVAL; 2002 } 2003 2004 wdata[i].pdata = wdata[i].control->control_data->data; 2005 if (!wdata[i].pdata) 2006 return -EINVAL; 2007 2008 /* make sure data is valid - data can be updated at runtime */ 2009 if (wdata[i].pdata->magic != SOF_ABI_MAGIC) 2010 return -EINVAL; 2011 2012 *size += wdata[i].pdata->size; 2013 2014 /* get data type */ 2015 switch (wdata[i].control->cmd) { 2016 case SOF_CTRL_CMD_VOLUME: 2017 case SOF_CTRL_CMD_ENUM: 2018 case SOF_CTRL_CMD_SWITCH: 2019 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 2020 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 2021 break; 2022 case SOF_CTRL_CMD_BINARY: 2023 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 2024 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 2025 break; 2026 default: 2027 break; 2028 } 2029 } 2030 2031 return 0; 2032 } 2033 2034 static int sof_process_load(struct snd_soc_component *scomp, int index, 2035 struct snd_sof_widget *swidget, 2036 struct snd_soc_tplg_dapm_widget *tw, 2037 struct sof_ipc_comp_reply *r, 2038 int type) 2039 { 2040 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2041 struct snd_soc_dapm_widget *widget = swidget->widget; 2042 struct snd_soc_tplg_private *private = &tw->priv; 2043 struct sof_ipc_comp_process *process = NULL; 2044 struct sof_widget_data *wdata = NULL; 2045 size_t ipc_data_size = 0; 2046 size_t ipc_size; 2047 int offset = 0; 2048 int ret = 0; 2049 int i; 2050 2051 if (type == SOF_COMP_NONE) { 2052 dev_err(scomp->dev, "error: invalid process comp type %d\n", 2053 type); 2054 return -EINVAL; 2055 } 2056 2057 /* allocate struct for widget control data sizes and types */ 2058 if (widget->num_kcontrols) { 2059 wdata = kcalloc(widget->num_kcontrols, 2060 sizeof(*wdata), 2061 GFP_KERNEL); 2062 2063 if (!wdata) 2064 return -ENOMEM; 2065 2066 /* get possible component controls and get size of all pdata */ 2067 ret = sof_get_control_data(scomp, widget, wdata, 2068 &ipc_data_size); 2069 2070 if (ret < 0) 2071 goto out; 2072 } 2073 2074 ipc_size = sizeof(struct sof_ipc_comp_process) + 2075 le32_to_cpu(private->size) + 2076 ipc_data_size; 2077 2078 /* we are exceeding max ipc size, config needs to be sent separately */ 2079 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 2080 ipc_size -= ipc_data_size; 2081 ipc_data_size = 0; 2082 } 2083 2084 process = kzalloc(ipc_size, GFP_KERNEL); 2085 if (!process) { 2086 ret = -ENOMEM; 2087 goto out; 2088 } 2089 2090 /* configure iir IPC message */ 2091 process->comp.hdr.size = ipc_size; 2092 process->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 2093 process->comp.id = swidget->comp_id; 2094 process->comp.type = type; 2095 process->comp.pipeline_id = index; 2096 process->config.hdr.size = sizeof(process->config); 2097 2098 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 2099 ARRAY_SIZE(comp_tokens), private->array, 2100 le32_to_cpu(private->size)); 2101 if (ret != 0) { 2102 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n", 2103 le32_to_cpu(private->size)); 2104 goto err; 2105 } 2106 2107 sof_dbg_comp_config(scomp, &process->config); 2108 2109 /* 2110 * found private data in control, so copy it. 2111 * get possible component controls - get size of all pdata, 2112 * then memcpy with headers 2113 */ 2114 if (ipc_data_size) { 2115 for (i = 0; i < widget->num_kcontrols; i++) { 2116 memcpy(&process->data + offset, 2117 wdata[i].pdata->data, 2118 wdata[i].pdata->size); 2119 offset += wdata[i].pdata->size; 2120 } 2121 } 2122 2123 process->size = ipc_data_size; 2124 swidget->private = process; 2125 2126 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process, 2127 ipc_size, r, sizeof(*r)); 2128 2129 if (ret < 0) { 2130 dev_err(scomp->dev, "error: create process failed\n"); 2131 goto err; 2132 } 2133 2134 /* we sent the data in single message so return */ 2135 if (ipc_data_size) 2136 goto out; 2137 2138 /* send control data with large message supported method */ 2139 for (i = 0; i < widget->num_kcontrols; i++) { 2140 wdata[i].control->readback_offset = 0; 2141 ret = snd_sof_ipc_set_get_comp_data(wdata[i].control, 2142 wdata[i].ipc_cmd, 2143 wdata[i].ctrl_type, 2144 wdata[i].control->cmd, 2145 true); 2146 if (ret != 0) { 2147 dev_err(scomp->dev, "error: send control failed\n"); 2148 break; 2149 } 2150 } 2151 2152 err: 2153 if (ret < 0) 2154 kfree(process); 2155 out: 2156 kfree(wdata); 2157 return ret; 2158 } 2159 2160 /* 2161 * Processing Component Topology - can be "effect", "codec", or general 2162 * "processing". 2163 */ 2164 2165 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 2166 struct snd_sof_widget *swidget, 2167 struct snd_soc_tplg_dapm_widget *tw, 2168 struct sof_ipc_comp_reply *r) 2169 { 2170 struct snd_soc_tplg_private *private = &tw->priv; 2171 struct sof_ipc_comp_process config; 2172 int ret; 2173 2174 /* check we have some tokens - we need at least process type */ 2175 if (le32_to_cpu(private->size) == 0) { 2176 dev_err(scomp->dev, "error: process tokens not found\n"); 2177 return -EINVAL; 2178 } 2179 2180 memset(&config, 0, sizeof(config)); 2181 2182 /* get the process token */ 2183 ret = sof_parse_tokens(scomp, &config, process_tokens, 2184 ARRAY_SIZE(process_tokens), private->array, 2185 le32_to_cpu(private->size)); 2186 if (ret != 0) { 2187 dev_err(scomp->dev, "error: parse process tokens failed %d\n", 2188 le32_to_cpu(private->size)); 2189 return ret; 2190 } 2191 2192 /* now load process specific data and send IPC */ 2193 ret = sof_process_load(scomp, index, swidget, tw, r, 2194 find_process_comp_type(config.type)); 2195 if (ret < 0) { 2196 dev_err(scomp->dev, "error: process loading failed\n"); 2197 return ret; 2198 } 2199 2200 return 0; 2201 } 2202 2203 static int sof_widget_bind_event(struct snd_soc_component *scomp, 2204 struct snd_sof_widget *swidget, 2205 u16 event_type) 2206 { 2207 struct sof_ipc_comp *ipc_comp; 2208 2209 /* validate widget event type */ 2210 switch (event_type) { 2211 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2212 /* only KEYWORD_DETECT comps should handle this */ 2213 if (swidget->id != snd_soc_dapm_effect) 2214 break; 2215 2216 ipc_comp = swidget->private; 2217 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2218 break; 2219 2220 /* bind event to keyword detect comp */ 2221 return snd_soc_tplg_widget_bind_event(swidget->widget, 2222 sof_kwd_events, 2223 ARRAY_SIZE(sof_kwd_events), 2224 event_type); 2225 default: 2226 break; 2227 } 2228 2229 dev_err(scomp->dev, 2230 "error: invalid event type %d for widget %s\n", 2231 event_type, swidget->widget->name); 2232 return -EINVAL; 2233 } 2234 2235 /* external widget init - used for any driver specific init */ 2236 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2237 struct snd_soc_dapm_widget *w, 2238 struct snd_soc_tplg_dapm_widget *tw) 2239 { 2240 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2241 struct snd_sof_widget *swidget; 2242 struct snd_sof_dai *dai; 2243 struct sof_ipc_comp_reply reply; 2244 struct snd_sof_control *scontrol; 2245 int ret = 0; 2246 2247 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2248 if (!swidget) 2249 return -ENOMEM; 2250 2251 swidget->scomp = scomp; 2252 swidget->widget = w; 2253 swidget->comp_id = sdev->next_comp_id++; 2254 swidget->complete = 0; 2255 swidget->id = w->id; 2256 swidget->pipeline_id = index; 2257 swidget->private = NULL; 2258 memset(&reply, 0, sizeof(reply)); 2259 2260 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2261 swidget->comp_id, index, swidget->id, tw->name, 2262 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2263 ? tw->sname : "none"); 2264 2265 /* handle any special case widgets */ 2266 switch (w->id) { 2267 case snd_soc_dapm_dai_in: 2268 case snd_soc_dapm_dai_out: 2269 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2270 if (!dai) { 2271 kfree(swidget); 2272 return -ENOMEM; 2273 } 2274 2275 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, 2276 dai); 2277 if (ret == 0) { 2278 sof_connect_dai_widget(scomp, w, tw, dai); 2279 list_add(&dai->list, &sdev->dai_list); 2280 swidget->private = dai; 2281 } else { 2282 kfree(dai); 2283 } 2284 break; 2285 case snd_soc_dapm_mixer: 2286 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply); 2287 break; 2288 case snd_soc_dapm_pga: 2289 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply); 2290 /* Find scontrol for this pga and set readback offset*/ 2291 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 2292 if (scontrol->comp_id == swidget->comp_id) { 2293 scontrol->readback_offset = reply.offset; 2294 break; 2295 } 2296 } 2297 break; 2298 case snd_soc_dapm_buffer: 2299 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply); 2300 break; 2301 case snd_soc_dapm_scheduler: 2302 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, 2303 &reply); 2304 break; 2305 case snd_soc_dapm_aif_out: 2306 ret = sof_widget_load_pcm(scomp, index, swidget, 2307 SOF_IPC_STREAM_CAPTURE, tw, &reply); 2308 break; 2309 case snd_soc_dapm_aif_in: 2310 ret = sof_widget_load_pcm(scomp, index, swidget, 2311 SOF_IPC_STREAM_PLAYBACK, tw, &reply); 2312 break; 2313 case snd_soc_dapm_src: 2314 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply); 2315 break; 2316 case snd_soc_dapm_asrc: 2317 ret = sof_widget_load_asrc(scomp, index, swidget, tw, &reply); 2318 break; 2319 case snd_soc_dapm_siggen: 2320 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply); 2321 break; 2322 case snd_soc_dapm_effect: 2323 ret = sof_widget_load_process(scomp, index, swidget, tw, 2324 &reply); 2325 break; 2326 case snd_soc_dapm_mux: 2327 case snd_soc_dapm_demux: 2328 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply); 2329 break; 2330 case snd_soc_dapm_switch: 2331 case snd_soc_dapm_dai_link: 2332 case snd_soc_dapm_kcontrol: 2333 default: 2334 dev_warn(scomp->dev, "warning: widget type %d name %s not handled\n", 2335 swidget->id, tw->name); 2336 break; 2337 } 2338 2339 /* check IPC reply */ 2340 if (ret < 0 || reply.rhdr.error < 0) { 2341 dev_err(scomp->dev, 2342 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n", 2343 tw->shift, swidget->id, tw->name, 2344 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2345 ? tw->sname : "none", reply.rhdr.error); 2346 kfree(swidget); 2347 return ret; 2348 } 2349 2350 /* bind widget to external event */ 2351 if (tw->event_type) { 2352 ret = sof_widget_bind_event(scomp, swidget, 2353 le16_to_cpu(tw->event_type)); 2354 if (ret) { 2355 dev_err(scomp->dev, "error: widget event binding failed\n"); 2356 kfree(swidget->private); 2357 kfree(swidget); 2358 return ret; 2359 } 2360 } 2361 2362 w->dobj.private = swidget; 2363 list_add(&swidget->list, &sdev->widget_list); 2364 return ret; 2365 } 2366 2367 static int sof_route_unload(struct snd_soc_component *scomp, 2368 struct snd_soc_dobj *dobj) 2369 { 2370 struct snd_sof_route *sroute; 2371 2372 sroute = dobj->private; 2373 if (!sroute) 2374 return 0; 2375 2376 /* free sroute and its private data */ 2377 kfree(sroute->private); 2378 list_del(&sroute->list); 2379 kfree(sroute); 2380 2381 return 0; 2382 } 2383 2384 static int sof_widget_unload(struct snd_soc_component *scomp, 2385 struct snd_soc_dobj *dobj) 2386 { 2387 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2388 const struct snd_kcontrol_new *kc; 2389 struct snd_soc_dapm_widget *widget; 2390 struct sof_ipc_pipe_new *pipeline; 2391 struct snd_sof_control *scontrol; 2392 struct snd_sof_widget *swidget; 2393 struct soc_mixer_control *sm; 2394 struct soc_bytes_ext *sbe; 2395 struct snd_sof_dai *dai; 2396 struct soc_enum *se; 2397 int ret = 0; 2398 int i; 2399 2400 swidget = dobj->private; 2401 if (!swidget) 2402 return 0; 2403 2404 widget = swidget->widget; 2405 2406 switch (swidget->id) { 2407 case snd_soc_dapm_dai_in: 2408 case snd_soc_dapm_dai_out: 2409 dai = swidget->private; 2410 2411 if (dai) { 2412 /* free dai config */ 2413 kfree(dai->dai_config); 2414 list_del(&dai->list); 2415 } 2416 break; 2417 case snd_soc_dapm_scheduler: 2418 2419 /* power down the pipeline schedule core */ 2420 pipeline = swidget->private; 2421 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core); 2422 if (ret < 0) 2423 dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n", 2424 pipeline->core); 2425 2426 /* update enabled cores mask */ 2427 sdev->enabled_cores_mask &= ~(1 << pipeline->core); 2428 2429 break; 2430 default: 2431 break; 2432 } 2433 for (i = 0; i < widget->num_kcontrols; i++) { 2434 kc = &widget->kcontrol_news[i]; 2435 switch (dobj->widget.kcontrol_type) { 2436 case SND_SOC_TPLG_TYPE_MIXER: 2437 sm = (struct soc_mixer_control *)kc->private_value; 2438 scontrol = sm->dobj.private; 2439 if (sm->max > 1) 2440 kfree(scontrol->volume_table); 2441 break; 2442 case SND_SOC_TPLG_TYPE_ENUM: 2443 se = (struct soc_enum *)kc->private_value; 2444 scontrol = se->dobj.private; 2445 break; 2446 case SND_SOC_TPLG_TYPE_BYTES: 2447 sbe = (struct soc_bytes_ext *)kc->private_value; 2448 scontrol = sbe->dobj.private; 2449 break; 2450 default: 2451 dev_warn(scomp->dev, "unsupported kcontrol_type\n"); 2452 goto out; 2453 } 2454 kfree(scontrol->control_data); 2455 list_del(&scontrol->list); 2456 kfree(scontrol); 2457 } 2458 2459 out: 2460 /* free private value */ 2461 kfree(swidget->private); 2462 2463 /* remove and free swidget object */ 2464 list_del(&swidget->list); 2465 kfree(swidget); 2466 2467 return ret; 2468 } 2469 2470 /* 2471 * DAI HW configuration. 2472 */ 2473 2474 /* FE DAI - used for any driver specific init */ 2475 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2476 struct snd_soc_dai_driver *dai_drv, 2477 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2478 { 2479 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2480 struct snd_soc_tplg_stream_caps *caps; 2481 struct snd_soc_tplg_private *private = &pcm->priv; 2482 struct snd_sof_pcm *spcm; 2483 int stream; 2484 int ret = 0; 2485 2486 /* nothing to do for BEs atm */ 2487 if (!pcm) 2488 return 0; 2489 2490 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2491 if (!spcm) 2492 return -ENOMEM; 2493 2494 spcm->scomp = scomp; 2495 2496 for_each_pcm_streams(stream) { 2497 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED; 2498 INIT_WORK(&spcm->stream[stream].period_elapsed_work, 2499 snd_sof_pcm_period_elapsed_work); 2500 } 2501 2502 spcm->pcm = *pcm; 2503 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name); 2504 2505 dai_drv->dobj.private = spcm; 2506 list_add(&spcm->list, &sdev->pcm_list); 2507 2508 ret = sof_parse_tokens(scomp, spcm, stream_tokens, 2509 ARRAY_SIZE(stream_tokens), private->array, 2510 le32_to_cpu(private->size)); 2511 if (ret) { 2512 dev_err(scomp->dev, "error: parse stream tokens failed %d\n", 2513 le32_to_cpu(private->size)); 2514 return ret; 2515 } 2516 2517 /* do we need to allocate playback PCM DMA pages */ 2518 if (!spcm->pcm.playback) 2519 goto capture; 2520 2521 stream = SNDRV_PCM_STREAM_PLAYBACK; 2522 2523 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n", 2524 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2525 2526 caps = &spcm->pcm.caps[stream]; 2527 2528 /* allocate playback page table buffer */ 2529 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2530 PAGE_SIZE, &spcm->stream[stream].page_table); 2531 if (ret < 0) { 2532 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2533 caps->name, ret); 2534 2535 return ret; 2536 } 2537 2538 /* bind pcm to host comp */ 2539 ret = spcm_bind(scomp, spcm, stream); 2540 if (ret) { 2541 dev_err(scomp->dev, 2542 "error: can't bind pcm to host\n"); 2543 goto free_playback_tables; 2544 } 2545 2546 capture: 2547 stream = SNDRV_PCM_STREAM_CAPTURE; 2548 2549 /* do we need to allocate capture PCM DMA pages */ 2550 if (!spcm->pcm.capture) 2551 return ret; 2552 2553 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n", 2554 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2555 2556 caps = &spcm->pcm.caps[stream]; 2557 2558 /* allocate capture page table buffer */ 2559 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2560 PAGE_SIZE, &spcm->stream[stream].page_table); 2561 if (ret < 0) { 2562 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2563 caps->name, ret); 2564 goto free_playback_tables; 2565 } 2566 2567 /* bind pcm to host comp */ 2568 ret = spcm_bind(scomp, spcm, stream); 2569 if (ret) { 2570 dev_err(scomp->dev, 2571 "error: can't bind pcm to host\n"); 2572 snd_dma_free_pages(&spcm->stream[stream].page_table); 2573 goto free_playback_tables; 2574 } 2575 2576 return ret; 2577 2578 free_playback_tables: 2579 if (spcm->pcm.playback) 2580 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2581 2582 return ret; 2583 } 2584 2585 static int sof_dai_unload(struct snd_soc_component *scomp, 2586 struct snd_soc_dobj *dobj) 2587 { 2588 struct snd_sof_pcm *spcm = dobj->private; 2589 2590 /* free PCM DMA pages */ 2591 if (spcm->pcm.playback) 2592 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2593 2594 if (spcm->pcm.capture) 2595 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2596 2597 /* remove from list and free spcm */ 2598 list_del(&spcm->list); 2599 kfree(spcm); 2600 2601 return 0; 2602 } 2603 2604 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2605 struct sof_ipc_dai_config *config) 2606 { 2607 /* clock directions wrt codec */ 2608 if (hw_config->bclk_master == SND_SOC_TPLG_BCLK_CM) { 2609 /* codec is bclk master */ 2610 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2611 config->format |= SOF_DAI_FMT_CBM_CFM; 2612 else 2613 config->format |= SOF_DAI_FMT_CBM_CFS; 2614 } else { 2615 /* codec is bclk slave */ 2616 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2617 config->format |= SOF_DAI_FMT_CBS_CFM; 2618 else 2619 config->format |= SOF_DAI_FMT_CBS_CFS; 2620 } 2621 2622 /* inverted clocks ? */ 2623 if (hw_config->invert_bclk) { 2624 if (hw_config->invert_fsync) 2625 config->format |= SOF_DAI_FMT_IB_IF; 2626 else 2627 config->format |= SOF_DAI_FMT_IB_NF; 2628 } else { 2629 if (hw_config->invert_fsync) 2630 config->format |= SOF_DAI_FMT_NB_IF; 2631 else 2632 config->format |= SOF_DAI_FMT_NB_NF; 2633 } 2634 } 2635 2636 /* set config for all DAI's with name matching the link name */ 2637 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2638 struct snd_soc_dai_link *link, 2639 struct sof_ipc_dai_config *config) 2640 { 2641 struct snd_sof_dai *dai; 2642 int found = 0; 2643 2644 list_for_each_entry(dai, &sdev->dai_list, list) { 2645 if (!dai->name) 2646 continue; 2647 2648 if (strcmp(link->name, dai->name) == 0) { 2649 dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2650 if (!dai->dai_config) 2651 return -ENOMEM; 2652 2653 /* set cpu_dai_name */ 2654 dai->cpu_dai_name = link->cpus->dai_name; 2655 2656 found = 1; 2657 } 2658 } 2659 2660 /* 2661 * machine driver may define a dai link with playback and capture 2662 * dai enabled, but the dai link in topology would support both, one 2663 * or none of them. Here print a warning message to notify user 2664 */ 2665 if (!found) { 2666 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2667 link->name); 2668 } 2669 2670 return 0; 2671 } 2672 2673 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2674 struct snd_soc_dai_link *link, 2675 struct snd_soc_tplg_link_config *cfg, 2676 struct snd_soc_tplg_hw_config *hw_config, 2677 struct sof_ipc_dai_config *config) 2678 { 2679 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2680 struct snd_soc_tplg_private *private = &cfg->priv; 2681 struct sof_ipc_reply reply; 2682 u32 size = sizeof(*config); 2683 int ret; 2684 2685 /* handle master/slave and inverted clocks */ 2686 sof_dai_set_format(hw_config, config); 2687 2688 /* init IPC */ 2689 memset(&config->ssp, 0, sizeof(struct sof_ipc_dai_ssp_params)); 2690 config->hdr.size = size; 2691 2692 ret = sof_parse_tokens(scomp, &config->ssp, ssp_tokens, 2693 ARRAY_SIZE(ssp_tokens), private->array, 2694 le32_to_cpu(private->size)); 2695 if (ret != 0) { 2696 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n", 2697 le32_to_cpu(private->size)); 2698 return ret; 2699 } 2700 2701 config->ssp.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2702 config->ssp.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2703 config->ssp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2704 config->ssp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2705 config->ssp.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2706 config->ssp.mclk_direction = hw_config->mclk_direction; 2707 config->ssp.rx_slots = le32_to_cpu(hw_config->rx_slots); 2708 config->ssp.tx_slots = le32_to_cpu(hw_config->tx_slots); 2709 2710 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", 2711 config->dai_index, config->format, 2712 config->ssp.mclk_rate, config->ssp.bclk_rate, 2713 config->ssp.fsync_rate, config->ssp.sample_valid_bits, 2714 config->ssp.tdm_slot_width, config->ssp.tdm_slots, 2715 config->ssp.mclk_id, config->ssp.quirks); 2716 2717 /* validate SSP fsync rate and channel count */ 2718 if (config->ssp.fsync_rate < 8000 || config->ssp.fsync_rate > 192000) { 2719 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n", 2720 config->dai_index); 2721 return -EINVAL; 2722 } 2723 2724 if (config->ssp.tdm_slots < 1 || config->ssp.tdm_slots > 8) { 2725 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n", 2726 config->dai_index); 2727 return -EINVAL; 2728 } 2729 2730 /* send message to DSP */ 2731 ret = sof_ipc_tx_message(sdev->ipc, 2732 config->hdr.cmd, config, size, &reply, 2733 sizeof(reply)); 2734 2735 if (ret < 0) { 2736 dev_err(scomp->dev, "error: failed to set DAI config for SSP%d\n", 2737 config->dai_index); 2738 return ret; 2739 } 2740 2741 /* set config for all DAI's with name matching the link name */ 2742 ret = sof_set_dai_config(sdev, size, link, config); 2743 if (ret < 0) 2744 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n", 2745 config->dai_index); 2746 2747 return ret; 2748 } 2749 2750 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2751 struct snd_soc_dai_link *link, 2752 struct snd_soc_tplg_link_config *cfg, 2753 struct snd_soc_tplg_hw_config *hw_config, 2754 struct sof_ipc_dai_config *config) 2755 { 2756 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2757 struct snd_soc_tplg_private *private = &cfg->priv; 2758 struct sof_ipc_reply reply; 2759 u32 size = sizeof(*config); 2760 int ret; 2761 2762 /* handle master/slave and inverted clocks */ 2763 sof_dai_set_format(hw_config, config); 2764 2765 /* init IPC */ 2766 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params)); 2767 config->hdr.size = size; 2768 2769 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens, 2770 ARRAY_SIZE(sai_tokens), private->array, 2771 le32_to_cpu(private->size)); 2772 if (ret != 0) { 2773 dev_err(scomp->dev, "error: parse sai tokens failed %d\n", 2774 le32_to_cpu(private->size)); 2775 return ret; 2776 } 2777 2778 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2779 config->sai.mclk_direction = hw_config->mclk_direction; 2780 2781 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2782 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2783 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2784 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2785 2786 dev_info(scomp->dev, 2787 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2788 config->dai_index, config->format, 2789 config->sai.mclk_rate, config->sai.tdm_slot_width, 2790 config->sai.tdm_slots, config->sai.mclk_id); 2791 2792 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) { 2793 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n", 2794 config->dai_index); 2795 return -EINVAL; 2796 } 2797 2798 /* send message to DSP */ 2799 ret = sof_ipc_tx_message(sdev->ipc, 2800 config->hdr.cmd, config, size, &reply, 2801 sizeof(reply)); 2802 2803 if (ret < 0) { 2804 dev_err(scomp->dev, "error: failed to set DAI config for SAI%d\n", 2805 config->dai_index); 2806 return ret; 2807 } 2808 2809 /* set config for all DAI's with name matching the link name */ 2810 ret = sof_set_dai_config(sdev, size, link, config); 2811 if (ret < 0) 2812 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n", 2813 config->dai_index); 2814 2815 return ret; 2816 } 2817 2818 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2819 struct snd_soc_dai_link *link, 2820 struct snd_soc_tplg_link_config *cfg, 2821 struct snd_soc_tplg_hw_config *hw_config, 2822 struct sof_ipc_dai_config *config) 2823 { 2824 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2825 struct snd_soc_tplg_private *private = &cfg->priv; 2826 struct sof_ipc_reply reply; 2827 u32 size = sizeof(*config); 2828 int ret; 2829 2830 /* handle master/slave and inverted clocks */ 2831 sof_dai_set_format(hw_config, config); 2832 2833 /* init IPC */ 2834 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params)); 2835 config->hdr.size = size; 2836 2837 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens, 2838 ARRAY_SIZE(esai_tokens), private->array, 2839 le32_to_cpu(private->size)); 2840 if (ret != 0) { 2841 dev_err(scomp->dev, "error: parse esai tokens failed %d\n", 2842 le32_to_cpu(private->size)); 2843 return ret; 2844 } 2845 2846 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2847 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2848 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2849 config->esai.mclk_direction = hw_config->mclk_direction; 2850 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2851 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2852 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2853 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2854 2855 dev_info(scomp->dev, 2856 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2857 config->dai_index, config->format, 2858 config->esai.mclk_rate, config->esai.tdm_slot_width, 2859 config->esai.tdm_slots, config->esai.mclk_id); 2860 2861 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) { 2862 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n", 2863 config->dai_index); 2864 return -EINVAL; 2865 } 2866 2867 /* send message to DSP */ 2868 ret = sof_ipc_tx_message(sdev->ipc, 2869 config->hdr.cmd, config, size, &reply, 2870 sizeof(reply)); 2871 if (ret < 0) { 2872 dev_err(scomp->dev, "error: failed to set DAI config for ESAI%d\n", 2873 config->dai_index); 2874 return ret; 2875 } 2876 2877 /* set config for all DAI's with name matching the link name */ 2878 ret = sof_set_dai_config(sdev, size, link, config); 2879 if (ret < 0) 2880 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n", 2881 config->dai_index); 2882 2883 return ret; 2884 } 2885 2886 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 2887 struct snd_soc_dai_link *link, 2888 struct snd_soc_tplg_link_config *cfg, 2889 struct snd_soc_tplg_hw_config *hw_config, 2890 struct sof_ipc_dai_config *config) 2891 { 2892 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2893 struct snd_soc_tplg_private *private = &cfg->priv; 2894 struct sof_ipc_reply reply; 2895 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 2896 struct sof_ipc_fw_version *v = &ready->version; 2897 size_t size = sizeof(*config); 2898 int ret, j; 2899 2900 /* Ensure the entire DMIC config struct is zeros */ 2901 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 2902 2903 /* get DMIC tokens */ 2904 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 2905 ARRAY_SIZE(dmic_tokens), private->array, 2906 le32_to_cpu(private->size)); 2907 if (ret != 0) { 2908 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n", 2909 le32_to_cpu(private->size)); 2910 return ret; 2911 } 2912 2913 /* 2914 * alloc memory for private member 2915 * Used to track the pdm config array index currently being parsed 2916 */ 2917 sdev->private = kzalloc(sizeof(u32), GFP_KERNEL); 2918 if (!sdev->private) 2919 return -ENOMEM; 2920 2921 /* get DMIC PDM tokens */ 2922 ret = sof_parse_tokens(scomp, &config->dmic.pdm[0], dmic_pdm_tokens, 2923 ARRAY_SIZE(dmic_pdm_tokens), private->array, 2924 le32_to_cpu(private->size)); 2925 if (ret != 0) { 2926 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n", 2927 le32_to_cpu(private->size)); 2928 goto err; 2929 } 2930 2931 /* set IPC header size */ 2932 config->hdr.size = size; 2933 2934 /* debug messages */ 2935 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n", 2936 config->dai_index, config->dmic.driver_ipc_version); 2937 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 2938 config->dmic.pdmclk_min, config->dmic.pdmclk_max, 2939 config->dmic.duty_min); 2940 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 2941 config->dmic.duty_max, config->dmic.fifo_fs, 2942 config->dmic.num_pdm_active); 2943 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits); 2944 2945 for (j = 0; j < config->dmic.num_pdm_active; j++) { 2946 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n", 2947 config->dmic.pdm[j].id, 2948 config->dmic.pdm[j].enable_mic_a, 2949 config->dmic.pdm[j].enable_mic_b); 2950 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n", 2951 config->dmic.pdm[j].id, 2952 config->dmic.pdm[j].polarity_mic_a, 2953 config->dmic.pdm[j].polarity_mic_b); 2954 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n", 2955 config->dmic.pdm[j].id, 2956 config->dmic.pdm[j].clk_edge, 2957 config->dmic.pdm[j].skew); 2958 } 2959 2960 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) { 2961 /* this takes care of backwards compatible handling of fifo_bits_b */ 2962 config->dmic.reserved_2 = config->dmic.fifo_bits; 2963 } 2964 2965 /* send message to DSP */ 2966 ret = sof_ipc_tx_message(sdev->ipc, config->hdr.cmd, config, size, 2967 &reply, sizeof(reply)); 2968 2969 if (ret < 0) { 2970 dev_err(scomp->dev, 2971 "error: failed to set DAI config for DMIC%d\n", 2972 config->dai_index); 2973 goto err; 2974 } 2975 2976 /* set config for all DAI's with name matching the link name */ 2977 ret = sof_set_dai_config(sdev, size, link, config); 2978 if (ret < 0) 2979 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n", 2980 config->dai_index); 2981 2982 err: 2983 kfree(sdev->private); 2984 2985 return ret; 2986 } 2987 2988 /* 2989 * for hda link, playback and capture are supported by different dai 2990 * in FW. Here get the dai_index, set dma channel of each dai 2991 * and send config to FW. In FW, each dai sets config by dai_index 2992 */ 2993 static int sof_link_hda_process(struct snd_sof_dev *sdev, 2994 struct snd_soc_dai_link *link, 2995 struct sof_ipc_dai_config *config) 2996 { 2997 struct sof_ipc_reply reply; 2998 u32 size = sizeof(*config); 2999 struct snd_sof_dai *sof_dai; 3000 int found = 0; 3001 int ret; 3002 3003 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 3004 if (!sof_dai->name) 3005 continue; 3006 3007 if (strcmp(link->name, sof_dai->name) == 0) { 3008 config->dai_index = sof_dai->comp_dai.dai_index; 3009 found = 1; 3010 3011 config->hda.link_dma_ch = DMA_CHAN_INVALID; 3012 3013 /* save config in dai component */ 3014 sof_dai->dai_config = kmemdup(config, size, GFP_KERNEL); 3015 if (!sof_dai->dai_config) 3016 return -ENOMEM; 3017 3018 sof_dai->cpu_dai_name = link->cpus->dai_name; 3019 3020 /* send message to DSP */ 3021 ret = sof_ipc_tx_message(sdev->ipc, 3022 config->hdr.cmd, config, size, 3023 &reply, sizeof(reply)); 3024 3025 if (ret < 0) { 3026 dev_err(sdev->dev, "error: failed to set DAI config for direction:%d of HDA dai %d\n", 3027 sof_dai->comp_dai.direction, 3028 config->dai_index); 3029 3030 return ret; 3031 } 3032 } 3033 } 3034 3035 /* 3036 * machine driver may define a dai link with playback and capture 3037 * dai enabled, but the dai link in topology would support both, one 3038 * or none of them. Here print a warning message to notify user 3039 */ 3040 if (!found) { 3041 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 3042 link->name); 3043 } 3044 3045 return 0; 3046 } 3047 3048 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 3049 struct snd_soc_dai_link *link, 3050 struct snd_soc_tplg_link_config *cfg, 3051 struct snd_soc_tplg_hw_config *hw_config, 3052 struct sof_ipc_dai_config *config) 3053 { 3054 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3055 struct snd_soc_tplg_private *private = &cfg->priv; 3056 struct snd_soc_dai *dai; 3057 u32 size = sizeof(*config); 3058 int ret; 3059 3060 /* init IPC */ 3061 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 3062 config->hdr.size = size; 3063 3064 /* get any bespoke DAI tokens */ 3065 ret = sof_parse_tokens(scomp, config, hda_tokens, 3066 ARRAY_SIZE(hda_tokens), private->array, 3067 le32_to_cpu(private->size)); 3068 if (ret != 0) { 3069 dev_err(scomp->dev, "error: parse hda tokens failed %d\n", 3070 le32_to_cpu(private->size)); 3071 return ret; 3072 } 3073 3074 dai = snd_soc_find_dai(link->cpus); 3075 if (!dai) { 3076 dev_err(scomp->dev, "error: failed to find dai %s in %s", 3077 link->cpus->dai_name, __func__); 3078 return -EINVAL; 3079 } 3080 3081 ret = sof_link_hda_process(sdev, link, config); 3082 if (ret < 0) 3083 dev_err(scomp->dev, "error: failed to process hda dai link %s", 3084 link->name); 3085 3086 return ret; 3087 } 3088 3089 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 3090 struct snd_soc_dai_link *link, 3091 struct snd_soc_tplg_link_config *cfg, 3092 struct snd_soc_tplg_hw_config *hw_config, 3093 struct sof_ipc_dai_config *config) 3094 { 3095 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3096 struct sof_ipc_reply reply; 3097 u32 size = sizeof(*config); 3098 int ret; 3099 3100 /* init IPC */ 3101 config->hdr.size = size; 3102 3103 /* send message to DSP */ 3104 ret = sof_ipc_tx_message(sdev->ipc, 3105 config->hdr.cmd, config, size, &reply, 3106 sizeof(reply)); 3107 3108 if (ret < 0) { 3109 dev_err(scomp->dev, "error: failed to set DAI config for ALH %d\n", 3110 config->dai_index); 3111 return ret; 3112 } 3113 3114 /* set config for all DAI's with name matching the link name */ 3115 ret = sof_set_dai_config(sdev, size, link, config); 3116 if (ret < 0) 3117 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n", 3118 config->dai_index); 3119 3120 return ret; 3121 } 3122 3123 /* DAI link - used for any driver specific init */ 3124 static int sof_link_load(struct snd_soc_component *scomp, int index, 3125 struct snd_soc_dai_link *link, 3126 struct snd_soc_tplg_link_config *cfg) 3127 { 3128 struct snd_soc_tplg_private *private = &cfg->priv; 3129 struct sof_ipc_dai_config config; 3130 struct snd_soc_tplg_hw_config *hw_config; 3131 int num_hw_configs; 3132 int ret; 3133 int i = 0; 3134 3135 if (!link->platforms) { 3136 dev_err(scomp->dev, "error: no platforms\n"); 3137 return -EINVAL; 3138 } 3139 link->platforms->name = dev_name(scomp->dev); 3140 3141 /* 3142 * Set nonatomic property for FE dai links as their trigger action 3143 * involves IPC's. 3144 */ 3145 if (!link->no_pcm) { 3146 link->nonatomic = true; 3147 3148 /* set trigger order */ 3149 link->trigger[0] = SND_SOC_DPCM_TRIGGER_POST; 3150 link->trigger[1] = SND_SOC_DPCM_TRIGGER_POST; 3151 3152 /* nothing more to do for FE dai links */ 3153 return 0; 3154 } 3155 3156 /* check we have some tokens - we need at least DAI type */ 3157 if (le32_to_cpu(private->size) == 0) { 3158 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n"); 3159 return -EINVAL; 3160 } 3161 3162 /* Send BE DAI link configurations to DSP */ 3163 memset(&config, 0, sizeof(config)); 3164 3165 /* get any common DAI tokens */ 3166 ret = sof_parse_tokens(scomp, &config, dai_link_tokens, 3167 ARRAY_SIZE(dai_link_tokens), private->array, 3168 le32_to_cpu(private->size)); 3169 if (ret != 0) { 3170 dev_err(scomp->dev, "error: parse link tokens failed %d\n", 3171 le32_to_cpu(private->size)); 3172 return ret; 3173 } 3174 3175 /* 3176 * DAI links are expected to have at least 1 hw_config. 3177 * But some older topologies might have no hw_config for HDA dai links. 3178 */ 3179 num_hw_configs = le32_to_cpu(cfg->num_hw_configs); 3180 if (!num_hw_configs) { 3181 if (config.type != SOF_DAI_INTEL_HDA) { 3182 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n", 3183 le32_to_cpu(cfg->num_hw_configs)); 3184 return -EINVAL; 3185 } 3186 } else { 3187 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n", 3188 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 3189 3190 for (i = 0; i < num_hw_configs; i++) { 3191 if (cfg->hw_config[i].id == cfg->default_hw_config_id) 3192 break; 3193 } 3194 3195 if (i == num_hw_configs) { 3196 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n", 3197 le32_to_cpu(cfg->default_hw_config_id)); 3198 return -EINVAL; 3199 } 3200 } 3201 3202 /* configure dai IPC message */ 3203 hw_config = &cfg->hw_config[i]; 3204 3205 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 3206 config.format = le32_to_cpu(hw_config->fmt); 3207 3208 /* now load DAI specific data and send IPC - type comes from token */ 3209 switch (config.type) { 3210 case SOF_DAI_INTEL_SSP: 3211 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, 3212 &config); 3213 break; 3214 case SOF_DAI_INTEL_DMIC: 3215 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config, 3216 &config); 3217 break; 3218 case SOF_DAI_INTEL_HDA: 3219 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config, 3220 &config); 3221 break; 3222 case SOF_DAI_INTEL_ALH: 3223 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config, 3224 &config); 3225 break; 3226 case SOF_DAI_IMX_SAI: 3227 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config, 3228 &config); 3229 break; 3230 case SOF_DAI_IMX_ESAI: 3231 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config, 3232 &config); 3233 break; 3234 default: 3235 dev_err(scomp->dev, "error: invalid DAI type %d\n", 3236 config.type); 3237 ret = -EINVAL; 3238 break; 3239 } 3240 if (ret < 0) 3241 return ret; 3242 3243 return 0; 3244 } 3245 3246 static int sof_link_hda_unload(struct snd_sof_dev *sdev, 3247 struct snd_soc_dai_link *link) 3248 { 3249 struct snd_soc_dai *dai; 3250 int ret = 0; 3251 3252 dai = snd_soc_find_dai(link->cpus); 3253 if (!dai) { 3254 dev_err(sdev->dev, "error: failed to find dai %s in %s", 3255 link->cpus->dai_name, __func__); 3256 return -EINVAL; 3257 } 3258 3259 return ret; 3260 } 3261 3262 static int sof_link_unload(struct snd_soc_component *scomp, 3263 struct snd_soc_dobj *dobj) 3264 { 3265 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3266 struct snd_soc_dai_link *link = 3267 container_of(dobj, struct snd_soc_dai_link, dobj); 3268 3269 struct snd_sof_dai *sof_dai; 3270 int ret = 0; 3271 3272 /* only BE link is loaded by sof */ 3273 if (!link->no_pcm) 3274 return 0; 3275 3276 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 3277 if (!sof_dai->name) 3278 continue; 3279 3280 if (strcmp(link->name, sof_dai->name) == 0) 3281 goto found; 3282 } 3283 3284 dev_err(scomp->dev, "error: failed to find dai %s in %s", 3285 link->name, __func__); 3286 return -EINVAL; 3287 found: 3288 3289 switch (sof_dai->dai_config->type) { 3290 case SOF_DAI_INTEL_SSP: 3291 case SOF_DAI_INTEL_DMIC: 3292 case SOF_DAI_INTEL_ALH: 3293 case SOF_DAI_IMX_SAI: 3294 case SOF_DAI_IMX_ESAI: 3295 /* no resource needs to be released for all cases above */ 3296 break; 3297 case SOF_DAI_INTEL_HDA: 3298 ret = sof_link_hda_unload(sdev, link); 3299 break; 3300 default: 3301 dev_err(scomp->dev, "error: invalid DAI type %d\n", 3302 sof_dai->dai_config->type); 3303 ret = -EINVAL; 3304 break; 3305 } 3306 3307 return ret; 3308 } 3309 3310 /* DAI link - used for any driver specific init */ 3311 static int sof_route_load(struct snd_soc_component *scomp, int index, 3312 struct snd_soc_dapm_route *route) 3313 { 3314 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3315 struct sof_ipc_pipe_comp_connect *connect; 3316 struct snd_sof_widget *source_swidget, *sink_swidget; 3317 struct snd_soc_dobj *dobj = &route->dobj; 3318 struct snd_sof_route *sroute; 3319 struct sof_ipc_reply reply; 3320 int ret = 0; 3321 3322 /* allocate memory for sroute and connect */ 3323 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 3324 if (!sroute) 3325 return -ENOMEM; 3326 3327 sroute->scomp = scomp; 3328 3329 connect = kzalloc(sizeof(*connect), GFP_KERNEL); 3330 if (!connect) { 3331 kfree(sroute); 3332 return -ENOMEM; 3333 } 3334 3335 connect->hdr.size = sizeof(*connect); 3336 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT; 3337 3338 dev_dbg(scomp->dev, "sink %s control %s source %s\n", 3339 route->sink, route->control ? route->control : "none", 3340 route->source); 3341 3342 /* source component */ 3343 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source); 3344 if (!source_swidget) { 3345 dev_err(scomp->dev, "error: source %s not found\n", 3346 route->source); 3347 ret = -EINVAL; 3348 goto err; 3349 } 3350 3351 /* 3352 * Virtual widgets of type output/out_drv may be added in topology 3353 * for compatibility. These are not handled by the FW. 3354 * So, don't send routes whose source/sink widget is of such types 3355 * to the DSP. 3356 */ 3357 if (source_swidget->id == snd_soc_dapm_out_drv || 3358 source_swidget->id == snd_soc_dapm_output) 3359 goto err; 3360 3361 connect->source_id = source_swidget->comp_id; 3362 3363 /* sink component */ 3364 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink); 3365 if (!sink_swidget) { 3366 dev_err(scomp->dev, "error: sink %s not found\n", 3367 route->sink); 3368 ret = -EINVAL; 3369 goto err; 3370 } 3371 3372 /* 3373 * Don't send routes whose sink widget is of type 3374 * output or out_drv to the DSP 3375 */ 3376 if (sink_swidget->id == snd_soc_dapm_out_drv || 3377 sink_swidget->id == snd_soc_dapm_output) 3378 goto err; 3379 3380 connect->sink_id = sink_swidget->comp_id; 3381 3382 /* 3383 * For virtual routes, both sink and source are not 3384 * buffer. Since only buffer linked to component is supported by 3385 * FW, others are reported as error, add check in route function, 3386 * do not send it to FW when both source and sink are not buffer 3387 */ 3388 if (source_swidget->id != snd_soc_dapm_buffer && 3389 sink_swidget->id != snd_soc_dapm_buffer) { 3390 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3391 route->source, route->sink); 3392 ret = 0; 3393 goto err; 3394 } else { 3395 ret = sof_ipc_tx_message(sdev->ipc, 3396 connect->hdr.cmd, 3397 connect, sizeof(*connect), 3398 &reply, sizeof(reply)); 3399 3400 /* check IPC return value */ 3401 if (ret < 0) { 3402 dev_err(scomp->dev, "error: failed to add route sink %s control %s source %s\n", 3403 route->sink, 3404 route->control ? route->control : "none", 3405 route->source); 3406 goto err; 3407 } 3408 3409 /* check IPC reply */ 3410 if (reply.error < 0) { 3411 dev_err(scomp->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n", 3412 route->sink, 3413 route->control ? route->control : "none", 3414 route->source, reply.error); 3415 ret = reply.error; 3416 goto err; 3417 } 3418 3419 sroute->route = route; 3420 dobj->private = sroute; 3421 sroute->private = connect; 3422 3423 /* add route to route list */ 3424 list_add(&sroute->list, &sdev->route_list); 3425 3426 return ret; 3427 } 3428 3429 err: 3430 kfree(connect); 3431 kfree(sroute); 3432 return ret; 3433 } 3434 3435 /* Function to set the initial value of SOF kcontrols. 3436 * The value will be stored in scontrol->control_data 3437 */ 3438 static int snd_sof_cache_kcontrol_val(struct snd_soc_component *scomp) 3439 { 3440 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3441 struct snd_sof_control *scontrol = NULL; 3442 int ipc_cmd, ctrl_type; 3443 int ret = 0; 3444 3445 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 3446 3447 /* notify DSP of kcontrol values */ 3448 switch (scontrol->cmd) { 3449 case SOF_CTRL_CMD_VOLUME: 3450 case SOF_CTRL_CMD_ENUM: 3451 case SOF_CTRL_CMD_SWITCH: 3452 ipc_cmd = SOF_IPC_COMP_GET_VALUE; 3453 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET; 3454 break; 3455 case SOF_CTRL_CMD_BINARY: 3456 ipc_cmd = SOF_IPC_COMP_GET_DATA; 3457 ctrl_type = SOF_CTRL_TYPE_DATA_GET; 3458 break; 3459 default: 3460 dev_err(scomp->dev, 3461 "error: Invalid scontrol->cmd: %d\n", 3462 scontrol->cmd); 3463 return -EINVAL; 3464 } 3465 ret = snd_sof_ipc_set_get_comp_data(scontrol, 3466 ipc_cmd, ctrl_type, 3467 scontrol->cmd, 3468 false); 3469 if (ret < 0) { 3470 dev_warn(scomp->dev, 3471 "error: kcontrol value get for widget: %d\n", 3472 scontrol->comp_id); 3473 } 3474 } 3475 3476 return ret; 3477 } 3478 3479 int snd_sof_complete_pipeline(struct device *dev, 3480 struct snd_sof_widget *swidget) 3481 { 3482 struct snd_sof_dev *sdev = dev_get_drvdata(dev); 3483 struct sof_ipc_pipe_ready ready; 3484 struct sof_ipc_reply reply; 3485 int ret; 3486 3487 dev_dbg(dev, "tplg: complete pipeline %s id %d\n", 3488 swidget->widget->name, swidget->comp_id); 3489 3490 memset(&ready, 0, sizeof(ready)); 3491 ready.hdr.size = sizeof(ready); 3492 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3493 ready.comp_id = swidget->comp_id; 3494 3495 ret = sof_ipc_tx_message(sdev->ipc, 3496 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3497 sizeof(reply)); 3498 if (ret < 0) 3499 return ret; 3500 return 1; 3501 } 3502 3503 /* completion - called at completion of firmware loading */ 3504 static void sof_complete(struct snd_soc_component *scomp) 3505 { 3506 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3507 struct snd_sof_widget *swidget; 3508 3509 /* some widget types require completion notificattion */ 3510 list_for_each_entry(swidget, &sdev->widget_list, list) { 3511 if (swidget->complete) 3512 continue; 3513 3514 switch (swidget->id) { 3515 case snd_soc_dapm_scheduler: 3516 swidget->complete = 3517 snd_sof_complete_pipeline(scomp->dev, swidget); 3518 break; 3519 default: 3520 break; 3521 } 3522 } 3523 /* 3524 * cache initial values of SOF kcontrols by reading DSP value over 3525 * IPC. It may be overwritten by alsa-mixer after booting up 3526 */ 3527 snd_sof_cache_kcontrol_val(scomp); 3528 } 3529 3530 /* manifest - optional to inform component of manifest */ 3531 static int sof_manifest(struct snd_soc_component *scomp, int index, 3532 struct snd_soc_tplg_manifest *man) 3533 { 3534 u32 size; 3535 u32 abi_version; 3536 3537 size = le32_to_cpu(man->priv.size); 3538 3539 /* backward compatible with tplg without ABI info */ 3540 if (!size) { 3541 dev_dbg(scomp->dev, "No topology ABI info\n"); 3542 return 0; 3543 } 3544 3545 if (size != SOF_TPLG_ABI_SIZE) { 3546 dev_err(scomp->dev, "error: invalid topology ABI size\n"); 3547 return -EINVAL; 3548 } 3549 3550 dev_info(scomp->dev, 3551 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3552 man->priv.data[0], man->priv.data[1], 3553 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3554 SOF_ABI_PATCH); 3555 3556 abi_version = SOF_ABI_VER(man->priv.data[0], 3557 man->priv.data[1], 3558 man->priv.data[2]); 3559 3560 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3561 dev_err(scomp->dev, "error: incompatible topology ABI version\n"); 3562 return -EINVAL; 3563 } 3564 3565 if (abi_version > SOF_ABI_VERSION) { 3566 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3567 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n"); 3568 } else { 3569 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n"); 3570 return -EINVAL; 3571 } 3572 } 3573 3574 return 0; 3575 } 3576 3577 /* vendor specific kcontrol handlers available for binding */ 3578 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3579 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3580 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3581 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3582 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3583 }; 3584 3585 /* vendor specific bytes ext handlers available for binding */ 3586 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3587 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3588 }; 3589 3590 static struct snd_soc_tplg_ops sof_tplg_ops = { 3591 /* external kcontrol init - used for any driver specific init */ 3592 .control_load = sof_control_load, 3593 .control_unload = sof_control_unload, 3594 3595 /* external kcontrol init - used for any driver specific init */ 3596 .dapm_route_load = sof_route_load, 3597 .dapm_route_unload = sof_route_unload, 3598 3599 /* external widget init - used for any driver specific init */ 3600 /* .widget_load is not currently used */ 3601 .widget_ready = sof_widget_ready, 3602 .widget_unload = sof_widget_unload, 3603 3604 /* FE DAI - used for any driver specific init */ 3605 .dai_load = sof_dai_load, 3606 .dai_unload = sof_dai_unload, 3607 3608 /* DAI link - used for any driver specific init */ 3609 .link_load = sof_link_load, 3610 .link_unload = sof_link_unload, 3611 3612 /* completion - called at completion of firmware loading */ 3613 .complete = sof_complete, 3614 3615 /* manifest - optional to inform component of manifest */ 3616 .manifest = sof_manifest, 3617 3618 /* vendor specific kcontrol handlers available for binding */ 3619 .io_ops = sof_io_ops, 3620 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3621 3622 /* vendor specific bytes ext handlers available for binding */ 3623 .bytes_ext_ops = sof_bytes_ext_ops, 3624 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3625 }; 3626 3627 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) 3628 { 3629 const struct firmware *fw; 3630 int ret; 3631 3632 dev_dbg(scomp->dev, "loading topology:%s\n", file); 3633 3634 ret = request_firmware(&fw, file, scomp->dev); 3635 if (ret < 0) { 3636 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n", 3637 file, ret); 3638 return ret; 3639 } 3640 3641 ret = snd_soc_tplg_component_load(scomp, 3642 &sof_tplg_ops, fw, 3643 SND_SOC_TPLG_INDEX_ALL); 3644 if (ret < 0) { 3645 dev_err(scomp->dev, "error: tplg component load failed %d\n", 3646 ret); 3647 ret = -EINVAL; 3648 } 3649 3650 release_firmware(fw); 3651 return ret; 3652 } 3653 EXPORT_SYMBOL(snd_sof_load_topology); 3654