1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) 2 // 3 // This file is provided under a dual BSD/GPLv2 license. When using or 4 // redistributing this file, you may do so under either license. 5 // 6 // Copyright(c) 2018 Intel Corporation. All rights reserved. 7 // 8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // 10 11 #include <linux/bits.h> 12 #include <linux/device.h> 13 #include <linux/errno.h> 14 #include <linux/firmware.h> 15 #include <linux/workqueue.h> 16 #include <sound/tlv.h> 17 #include <sound/pcm_params.h> 18 #include <uapi/sound/sof/tokens.h> 19 #include "sof-priv.h" 20 #include "sof-audio.h" 21 #include "ops.h" 22 23 #define COMP_ID_UNASSIGNED 0xffffffff 24 /* 25 * Constants used in the computation of linear volume gain 26 * from dB gain 20th root of 10 in Q1.16 fixed-point notation 27 */ 28 #define VOL_TWENTIETH_ROOT_OF_TEN 73533 29 /* 40th root of 10 in Q1.16 fixed-point notation*/ 30 #define VOL_FORTIETH_ROOT_OF_TEN 69419 31 /* 32 * Volume fractional word length define to 16 sets 33 * the volume linear gain value to use Qx.16 format 34 */ 35 #define VOLUME_FWL 16 36 /* 0.5 dB step value in topology TLV */ 37 #define VOL_HALF_DB_STEP 50 38 /* Full volume for default values */ 39 #define VOL_ZERO_DB BIT(VOLUME_FWL) 40 41 /* TLV data items */ 42 #define TLV_ITEMS 3 43 #define TLV_MIN 0 44 #define TLV_STEP 1 45 #define TLV_MUTE 2 46 47 /* size of tplg abi in byte */ 48 #define SOF_TPLG_ABI_SIZE 3 49 50 struct sof_widget_data { 51 int ctrl_type; 52 int ipc_cmd; 53 struct sof_abi_hdr *pdata; 54 struct snd_sof_control *control; 55 }; 56 57 /* send pcm params ipc */ 58 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir) 59 { 60 struct sof_ipc_pcm_params_reply ipc_params_reply; 61 struct snd_soc_component *scomp = swidget->scomp; 62 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 63 struct sof_ipc_pcm_params pcm; 64 struct snd_pcm_hw_params *params; 65 struct snd_sof_pcm *spcm; 66 int ret; 67 68 memset(&pcm, 0, sizeof(pcm)); 69 70 /* get runtime PCM params using widget's stream name */ 71 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname); 72 if (!spcm) { 73 dev_err(scomp->dev, "error: cannot find PCM for %s\n", 74 swidget->widget->name); 75 return -EINVAL; 76 } 77 78 params = &spcm->params[dir]; 79 80 /* set IPC PCM params */ 81 pcm.hdr.size = sizeof(pcm); 82 pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS; 83 pcm.comp_id = swidget->comp_id; 84 pcm.params.hdr.size = sizeof(pcm.params); 85 pcm.params.direction = dir; 86 pcm.params.sample_valid_bytes = params_width(params) >> 3; 87 pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED; 88 pcm.params.rate = params_rate(params); 89 pcm.params.channels = params_channels(params); 90 pcm.params.host_period_bytes = params_period_bytes(params); 91 92 /* set format */ 93 switch (params_format(params)) { 94 case SNDRV_PCM_FORMAT_S16: 95 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE; 96 break; 97 case SNDRV_PCM_FORMAT_S24: 98 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE; 99 break; 100 case SNDRV_PCM_FORMAT_S32: 101 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE; 102 break; 103 default: 104 return -EINVAL; 105 } 106 107 /* send IPC to the DSP */ 108 ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm), 109 &ipc_params_reply, sizeof(ipc_params_reply)); 110 if (ret < 0) 111 dev_err(scomp->dev, "error: pcm params failed for %s\n", 112 swidget->widget->name); 113 114 return ret; 115 } 116 117 /* send stream trigger ipc */ 118 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd) 119 { 120 struct snd_soc_component *scomp = swidget->scomp; 121 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 122 struct sof_ipc_stream stream; 123 struct sof_ipc_reply reply; 124 int ret; 125 126 /* set IPC stream params */ 127 stream.hdr.size = sizeof(stream); 128 stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd; 129 stream.comp_id = swidget->comp_id; 130 131 /* send IPC to the DSP */ 132 ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream, 133 sizeof(stream), &reply, sizeof(reply)); 134 if (ret < 0) 135 dev_err(scomp->dev, "error: failed to trigger %s\n", 136 swidget->widget->name); 137 138 return ret; 139 } 140 141 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w, 142 struct snd_kcontrol *k, int event) 143 { 144 struct snd_sof_widget *swidget = w->dobj.private; 145 struct snd_soc_component *scomp; 146 int stream = SNDRV_PCM_STREAM_CAPTURE; 147 struct snd_sof_pcm *spcm; 148 int ret = 0; 149 150 if (!swidget) 151 return 0; 152 153 scomp = swidget->scomp; 154 155 dev_dbg(scomp->dev, "received event %d for widget %s\n", 156 event, w->name); 157 158 /* get runtime PCM params using widget's stream name */ 159 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname); 160 if (!spcm) { 161 dev_err(scomp->dev, "error: cannot find PCM for %s\n", 162 swidget->widget->name); 163 return -EINVAL; 164 } 165 166 /* process events */ 167 switch (event) { 168 case SND_SOC_DAPM_PRE_PMU: 169 if (spcm->stream[stream].suspend_ignored) { 170 dev_dbg(scomp->dev, "PRE_PMU event ignored, KWD pipeline is already RUNNING\n"); 171 return 0; 172 } 173 174 /* set pcm params */ 175 ret = ipc_pcm_params(swidget, stream); 176 if (ret < 0) { 177 dev_err(scomp->dev, 178 "error: failed to set pcm params for widget %s\n", 179 swidget->widget->name); 180 break; 181 } 182 183 /* start trigger */ 184 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START); 185 if (ret < 0) 186 dev_err(scomp->dev, 187 "error: failed to trigger widget %s\n", 188 swidget->widget->name); 189 break; 190 case SND_SOC_DAPM_POST_PMD: 191 if (spcm->stream[stream].suspend_ignored) { 192 dev_dbg(scomp->dev, "POST_PMD even ignored, KWD pipeline will remain RUNNING\n"); 193 return 0; 194 } 195 196 /* stop trigger */ 197 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP); 198 if (ret < 0) 199 dev_err(scomp->dev, 200 "error: failed to trigger widget %s\n", 201 swidget->widget->name); 202 203 /* pcm free */ 204 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE); 205 if (ret < 0) 206 dev_err(scomp->dev, 207 "error: failed to trigger widget %s\n", 208 swidget->widget->name); 209 break; 210 default: 211 break; 212 } 213 214 return ret; 215 } 216 217 /* event handlers for keyword detect component */ 218 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = { 219 {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event}, 220 }; 221 222 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS]) 223 { 224 /* we only support dB scale TLV type at the moment */ 225 if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) 226 return -EINVAL; 227 228 /* min value in topology tlv data is multiplied by 100 */ 229 tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100; 230 231 /* volume steps */ 232 tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 233 TLV_DB_SCALE_MASK); 234 235 /* mute ON/OFF */ 236 if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 237 TLV_DB_SCALE_MUTE) == 0) 238 tlv[TLV_MUTE] = 0; 239 else 240 tlv[TLV_MUTE] = 1; 241 242 return 0; 243 } 244 245 /* 246 * Function to truncate an unsigned 64-bit number 247 * by x bits and return 32-bit unsigned number. This 248 * function also takes care of rounding while truncating 249 */ 250 static inline u32 vol_shift_64(u64 i, u32 x) 251 { 252 /* do not truncate more than 32 bits */ 253 if (x > 32) 254 x = 32; 255 256 if (x == 0) 257 return (u32)i; 258 259 return (u32)(((i >> (x - 1)) + 1) >> 1); 260 } 261 262 /* 263 * Function to compute a ^ exp where, 264 * a is a fractional number represented by a fixed-point 265 * integer with a fractional world length of "fwl" 266 * exp is an integer 267 * fwl is the fractional word length 268 * Return value is a fractional number represented by a 269 * fixed-point integer with a fractional word length of "fwl" 270 */ 271 static u32 vol_pow32(u32 a, int exp, u32 fwl) 272 { 273 int i, iter; 274 u32 power = 1 << fwl; 275 u64 numerator; 276 277 /* if exponent is 0, return 1 */ 278 if (exp == 0) 279 return power; 280 281 /* determine the number of iterations based on the exponent */ 282 if (exp < 0) 283 iter = exp * -1; 284 else 285 iter = exp; 286 287 /* mutiply a "iter" times to compute power */ 288 for (i = 0; i < iter; i++) { 289 /* 290 * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl 291 * Truncate product back to fwl fractional bits with rounding 292 */ 293 power = vol_shift_64((u64)power * a, fwl); 294 } 295 296 if (exp > 0) { 297 /* if exp is positive, return the result */ 298 return power; 299 } 300 301 /* if exp is negative, return the multiplicative inverse */ 302 numerator = (u64)1 << (fwl << 1); 303 do_div(numerator, power); 304 305 return (u32)numerator; 306 } 307 308 /* 309 * Function to calculate volume gain from TLV data. 310 * This function can only handle gain steps that are multiples of 0.5 dB 311 */ 312 static u32 vol_compute_gain(u32 value, int *tlv) 313 { 314 int dB_gain; 315 u32 linear_gain; 316 int f_step; 317 318 /* mute volume */ 319 if (value == 0 && tlv[TLV_MUTE]) 320 return 0; 321 322 /* 323 * compute dB gain from tlv. tlv_step 324 * in topology is multiplied by 100 325 */ 326 dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100; 327 328 /* 329 * compute linear gain represented by fixed-point 330 * int with VOLUME_FWL fractional bits 331 */ 332 linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL); 333 334 /* extract the fractional part of volume step */ 335 f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100); 336 337 /* if volume step is an odd multiple of 0.5 dB */ 338 if (f_step == VOL_HALF_DB_STEP && (value & 1)) 339 linear_gain = vol_shift_64((u64)linear_gain * 340 VOL_FORTIETH_ROOT_OF_TEN, 341 VOLUME_FWL); 342 343 return linear_gain; 344 } 345 346 /* 347 * Set up volume table for kcontrols from tlv data 348 * "size" specifies the number of entries in the table 349 */ 350 static int set_up_volume_table(struct snd_sof_control *scontrol, 351 int tlv[TLV_ITEMS], int size) 352 { 353 int j; 354 355 /* init the volume table */ 356 scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); 357 if (!scontrol->volume_table) 358 return -ENOMEM; 359 360 /* populate the volume table */ 361 for (j = 0; j < size ; j++) 362 scontrol->volume_table[j] = vol_compute_gain(j, tlv); 363 364 return 0; 365 } 366 367 struct sof_dai_types { 368 const char *name; 369 enum sof_ipc_dai_type type; 370 }; 371 372 static const struct sof_dai_types sof_dais[] = { 373 {"SSP", SOF_DAI_INTEL_SSP}, 374 {"HDA", SOF_DAI_INTEL_HDA}, 375 {"DMIC", SOF_DAI_INTEL_DMIC}, 376 {"ALH", SOF_DAI_INTEL_ALH}, 377 {"SAI", SOF_DAI_IMX_SAI}, 378 {"ESAI", SOF_DAI_IMX_ESAI}, 379 }; 380 381 static enum sof_ipc_dai_type find_dai(const char *name) 382 { 383 int i; 384 385 for (i = 0; i < ARRAY_SIZE(sof_dais); i++) { 386 if (strcmp(name, sof_dais[i].name) == 0) 387 return sof_dais[i].type; 388 } 389 390 return SOF_DAI_INTEL_NONE; 391 } 392 393 /* 394 * Supported Frame format types and lookup, add new ones to end of list. 395 */ 396 397 struct sof_frame_types { 398 const char *name; 399 enum sof_ipc_frame frame; 400 }; 401 402 static const struct sof_frame_types sof_frames[] = { 403 {"s16le", SOF_IPC_FRAME_S16_LE}, 404 {"s24le", SOF_IPC_FRAME_S24_4LE}, 405 {"s32le", SOF_IPC_FRAME_S32_LE}, 406 {"float", SOF_IPC_FRAME_FLOAT}, 407 }; 408 409 static enum sof_ipc_frame find_format(const char *name) 410 { 411 int i; 412 413 for (i = 0; i < ARRAY_SIZE(sof_frames); i++) { 414 if (strcmp(name, sof_frames[i].name) == 0) 415 return sof_frames[i].frame; 416 } 417 418 /* use s32le if nothing is specified */ 419 return SOF_IPC_FRAME_S32_LE; 420 } 421 422 struct sof_process_types { 423 const char *name; 424 enum sof_ipc_process_type type; 425 enum sof_comp_type comp_type; 426 }; 427 428 static const struct sof_process_types sof_process[] = { 429 {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR}, 430 {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR}, 431 {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT}, 432 {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB}, 433 {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR}, 434 {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX}, 435 {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX}, 436 {"DCBLOCK", SOF_PROCESS_DCBLOCK, SOF_COMP_DCBLOCK}, 437 {"SMART_AMP", SOF_PROCESS_SMART_AMP, SOF_COMP_SMART_AMP}, 438 }; 439 440 static enum sof_ipc_process_type find_process(const char *name) 441 { 442 int i; 443 444 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 445 if (strcmp(name, sof_process[i].name) == 0) 446 return sof_process[i].type; 447 } 448 449 return SOF_PROCESS_NONE; 450 } 451 452 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type) 453 { 454 int i; 455 456 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 457 if (sof_process[i].type == type) 458 return sof_process[i].comp_type; 459 } 460 461 return SOF_COMP_NONE; 462 } 463 464 /* 465 * Topology Token Parsing. 466 * New tokens should be added to headers and parsing tables below. 467 */ 468 469 struct sof_topology_token { 470 u32 token; 471 u32 type; 472 int (*get_token)(void *elem, void *object, u32 offset, u32 size); 473 u32 offset; 474 u32 size; 475 }; 476 477 static int get_token_u32(void *elem, void *object, u32 offset, u32 size) 478 { 479 struct snd_soc_tplg_vendor_value_elem *velem = elem; 480 u32 *val = (u32 *)((u8 *)object + offset); 481 482 *val = le32_to_cpu(velem->value); 483 return 0; 484 } 485 486 static int get_token_u16(void *elem, void *object, u32 offset, u32 size) 487 { 488 struct snd_soc_tplg_vendor_value_elem *velem = elem; 489 u16 *val = (u16 *)((u8 *)object + offset); 490 491 *val = (u16)le32_to_cpu(velem->value); 492 return 0; 493 } 494 495 static int get_token_uuid(void *elem, void *object, u32 offset, u32 size) 496 { 497 struct snd_soc_tplg_vendor_uuid_elem *velem = elem; 498 u8 *dst = (u8 *)object + offset; 499 500 memcpy(dst, velem->uuid, UUID_SIZE); 501 502 return 0; 503 } 504 505 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size) 506 { 507 struct snd_soc_tplg_vendor_string_elem *velem = elem; 508 u32 *val = (u32 *)((u8 *)object + offset); 509 510 *val = find_format(velem->string); 511 return 0; 512 } 513 514 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size) 515 { 516 struct snd_soc_tplg_vendor_string_elem *velem = elem; 517 u32 *val = (u32 *)((u8 *)object + offset); 518 519 *val = find_dai(velem->string); 520 return 0; 521 } 522 523 static int get_token_process_type(void *elem, void *object, u32 offset, 524 u32 size) 525 { 526 struct snd_soc_tplg_vendor_string_elem *velem = elem; 527 u32 *val = (u32 *)((u8 *)object + offset); 528 529 *val = find_process(velem->string); 530 return 0; 531 } 532 533 /* Buffers */ 534 static const struct sof_topology_token buffer_tokens[] = { 535 {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 536 offsetof(struct sof_ipc_buffer, size), 0}, 537 {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 538 offsetof(struct sof_ipc_buffer, caps), 0}, 539 }; 540 541 /* DAI */ 542 static const struct sof_topology_token dai_tokens[] = { 543 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 544 offsetof(struct sof_ipc_comp_dai, type), 0}, 545 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 546 offsetof(struct sof_ipc_comp_dai, dai_index), 0}, 547 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 548 offsetof(struct sof_ipc_comp_dai, direction), 0}, 549 }; 550 551 /* BE DAI link */ 552 static const struct sof_topology_token dai_link_tokens[] = { 553 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 554 offsetof(struct sof_ipc_dai_config, type), 0}, 555 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 556 offsetof(struct sof_ipc_dai_config, dai_index), 0}, 557 }; 558 559 /* scheduling */ 560 static const struct sof_topology_token sched_tokens[] = { 561 {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 562 offsetof(struct sof_ipc_pipe_new, period), 0}, 563 {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 564 offsetof(struct sof_ipc_pipe_new, priority), 0}, 565 {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 566 offsetof(struct sof_ipc_pipe_new, period_mips), 0}, 567 {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 568 offsetof(struct sof_ipc_pipe_new, core), 0}, 569 {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 570 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0}, 571 {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 572 offsetof(struct sof_ipc_pipe_new, time_domain), 0}, 573 }; 574 575 /* volume */ 576 static const struct sof_topology_token volume_tokens[] = { 577 {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 578 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0}, 579 {SOF_TKN_VOLUME_RAMP_STEP_MS, 580 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 581 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0}, 582 }; 583 584 /* SRC */ 585 static const struct sof_topology_token src_tokens[] = { 586 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 587 offsetof(struct sof_ipc_comp_src, source_rate), 0}, 588 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 589 offsetof(struct sof_ipc_comp_src, sink_rate), 0}, 590 }; 591 592 /* ASRC */ 593 static const struct sof_topology_token asrc_tokens[] = { 594 {SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 595 offsetof(struct sof_ipc_comp_asrc, source_rate), 0}, 596 {SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 597 offsetof(struct sof_ipc_comp_asrc, sink_rate), 0}, 598 {SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 599 get_token_u32, 600 offsetof(struct sof_ipc_comp_asrc, asynchronous_mode), 0}, 601 {SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 602 get_token_u32, 603 offsetof(struct sof_ipc_comp_asrc, operation_mode), 0}, 604 }; 605 606 /* Tone */ 607 static const struct sof_topology_token tone_tokens[] = { 608 }; 609 610 /* EFFECT */ 611 static const struct sof_topology_token process_tokens[] = { 612 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, 613 get_token_process_type, 614 offsetof(struct sof_ipc_comp_process, type), 0}, 615 }; 616 617 /* PCM */ 618 static const struct sof_topology_token pcm_tokens[] = { 619 {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 620 offsetof(struct sof_ipc_comp_host, dmac_config), 0}, 621 }; 622 623 /* PCM */ 624 static const struct sof_topology_token stream_tokens[] = { 625 {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3, 626 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 627 offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible), 0}, 628 {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3, 629 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16, 630 offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible), 0}, 631 }; 632 633 /* Generic components */ 634 static const struct sof_topology_token comp_tokens[] = { 635 {SOF_TKN_COMP_PERIOD_SINK_COUNT, 636 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 637 offsetof(struct sof_ipc_comp_config, periods_sink), 0}, 638 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT, 639 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 640 offsetof(struct sof_ipc_comp_config, periods_source), 0}, 641 {SOF_TKN_COMP_FORMAT, 642 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 643 offsetof(struct sof_ipc_comp_config, frame_fmt), 0}, 644 }; 645 646 /* SSP */ 647 static const struct sof_topology_token ssp_tokens[] = { 648 {SOF_TKN_INTEL_SSP_CLKS_CONTROL, 649 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 650 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0}, 651 {SOF_TKN_INTEL_SSP_MCLK_ID, 652 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 653 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0}, 654 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 655 get_token_u32, 656 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0}, 657 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, 658 get_token_u16, 659 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0}, 660 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 661 get_token_u32, 662 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0}, 663 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL, 664 get_token_u16, 665 offsetof(struct sof_ipc_dai_ssp_params, 666 tdm_per_slot_padding_flag), 0}, 667 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD, 668 get_token_u32, 669 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0}, 670 671 }; 672 673 /* ALH */ 674 static const struct sof_topology_token alh_tokens[] = { 675 {SOF_TKN_INTEL_ALH_RATE, 676 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 677 offsetof(struct sof_ipc_dai_alh_params, rate), 0}, 678 {SOF_TKN_INTEL_ALH_CH, 679 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 680 offsetof(struct sof_ipc_dai_alh_params, channels), 0}, 681 }; 682 683 /* DMIC */ 684 static const struct sof_topology_token dmic_tokens[] = { 685 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION, 686 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 687 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version), 688 0}, 689 {SOF_TKN_INTEL_DMIC_CLK_MIN, 690 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 691 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0}, 692 {SOF_TKN_INTEL_DMIC_CLK_MAX, 693 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 694 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0}, 695 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE, 696 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 697 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0}, 698 {SOF_TKN_INTEL_DMIC_DUTY_MIN, 699 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 700 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0}, 701 {SOF_TKN_INTEL_DMIC_DUTY_MAX, 702 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 703 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0}, 704 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, 705 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 706 offsetof(struct sof_ipc_dai_dmic_params, 707 num_pdm_active), 0}, 708 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, 709 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 710 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0}, 711 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, 712 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 713 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0}, 714 715 }; 716 717 /* ESAI */ 718 static const struct sof_topology_token esai_tokens[] = { 719 {SOF_TKN_IMX_ESAI_MCLK_ID, 720 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 721 offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0}, 722 }; 723 724 /* SAI */ 725 static const struct sof_topology_token sai_tokens[] = { 726 {SOF_TKN_IMX_SAI_MCLK_ID, 727 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 728 offsetof(struct sof_ipc_dai_sai_params, mclk_id), 0}, 729 }; 730 731 /* Core tokens */ 732 static const struct sof_topology_token core_tokens[] = { 733 {SOF_TKN_COMP_CORE_ID, 734 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 735 offsetof(struct sof_ipc_comp, core), 0}, 736 }; 737 738 /* Component extended tokens */ 739 static const struct sof_topology_token comp_ext_tokens[] = { 740 {SOF_TKN_COMP_UUID, 741 SND_SOC_TPLG_TUPLE_TYPE_UUID, get_token_uuid, 742 offsetof(struct sof_ipc_comp_ext, uuid), 0}, 743 }; 744 745 /* 746 * DMIC PDM Tokens 747 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token 748 * as it increments the index while parsing the array of pdm tokens 749 * and determines the correct offset 750 */ 751 static const struct sof_topology_token dmic_pdm_tokens[] = { 752 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID, 753 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 754 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id), 755 0}, 756 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable, 757 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 758 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a), 759 0}, 760 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable, 761 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 762 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b), 763 0}, 764 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A, 765 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 766 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a), 767 0}, 768 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B, 769 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 770 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b), 771 0}, 772 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE, 773 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 774 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge), 775 0}, 776 {SOF_TKN_INTEL_DMIC_PDM_SKEW, 777 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 778 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew), 779 0}, 780 }; 781 782 /* HDA */ 783 static const struct sof_topology_token hda_tokens[] = { 784 {SOF_TKN_INTEL_HDA_RATE, 785 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 786 offsetof(struct sof_ipc_dai_hda_params, rate), 0}, 787 {SOF_TKN_INTEL_HDA_CH, 788 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 789 offsetof(struct sof_ipc_dai_hda_params, channels), 0}, 790 }; 791 792 /* Leds */ 793 static const struct sof_topology_token led_tokens[] = { 794 {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 795 offsetof(struct snd_sof_led_control, use_led), 0}, 796 {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, 797 get_token_u32, offsetof(struct snd_sof_led_control, direction), 0}, 798 }; 799 800 static int sof_parse_uuid_tokens(struct snd_soc_component *scomp, 801 void *object, 802 const struct sof_topology_token *tokens, 803 int count, 804 struct snd_soc_tplg_vendor_array *array, 805 size_t offset) 806 { 807 struct snd_soc_tplg_vendor_uuid_elem *elem; 808 int found = 0; 809 int i, j; 810 811 /* parse element by element */ 812 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 813 elem = &array->uuid[i]; 814 815 /* search for token */ 816 for (j = 0; j < count; j++) { 817 /* match token type */ 818 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) 819 continue; 820 821 /* match token id */ 822 if (tokens[j].token != le32_to_cpu(elem->token)) 823 continue; 824 825 /* matched - now load token */ 826 tokens[j].get_token(elem, object, 827 offset + tokens[j].offset, 828 tokens[j].size); 829 830 found++; 831 } 832 } 833 834 return found; 835 } 836 837 static int sof_parse_string_tokens(struct snd_soc_component *scomp, 838 void *object, 839 const struct sof_topology_token *tokens, 840 int count, 841 struct snd_soc_tplg_vendor_array *array, 842 size_t offset) 843 { 844 struct snd_soc_tplg_vendor_string_elem *elem; 845 int found = 0; 846 int i, j; 847 848 /* parse element by element */ 849 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 850 elem = &array->string[i]; 851 852 /* search for token */ 853 for (j = 0; j < count; j++) { 854 /* match token type */ 855 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) 856 continue; 857 858 /* match token id */ 859 if (tokens[j].token != le32_to_cpu(elem->token)) 860 continue; 861 862 /* matched - now load token */ 863 tokens[j].get_token(elem, object, 864 offset + tokens[j].offset, 865 tokens[j].size); 866 867 found++; 868 } 869 } 870 871 return found; 872 } 873 874 static int sof_parse_word_tokens(struct snd_soc_component *scomp, 875 void *object, 876 const struct sof_topology_token *tokens, 877 int count, 878 struct snd_soc_tplg_vendor_array *array, 879 size_t offset) 880 { 881 struct snd_soc_tplg_vendor_value_elem *elem; 882 int found = 0; 883 int i, j; 884 885 /* parse element by element */ 886 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 887 elem = &array->value[i]; 888 889 /* search for token */ 890 for (j = 0; j < count; j++) { 891 /* match token type */ 892 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 893 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || 894 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || 895 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL)) 896 continue; 897 898 /* match token id */ 899 if (tokens[j].token != le32_to_cpu(elem->token)) 900 continue; 901 902 /* load token */ 903 tokens[j].get_token(elem, object, 904 offset + tokens[j].offset, 905 tokens[j].size); 906 907 found++; 908 } 909 } 910 911 return found; 912 } 913 914 /** 915 * sof_parse_token_sets - Parse multiple sets of tokens 916 * @scomp: pointer to soc component 917 * @object: target ipc struct for parsed values 918 * @tokens: token definition array describing what tokens to parse 919 * @count: number of tokens in definition array 920 * @array: source pointer to consecutive vendor arrays to be parsed 921 * @priv_size: total size of the consecutive source arrays 922 * @sets: number of similar token sets to be parsed, 1 set has count elements 923 * @object_size: offset to next target ipc struct with multiple sets 924 * 925 * This function parses multiple sets of tokens in vendor arrays into 926 * consecutive ipc structs. 927 */ 928 static int sof_parse_token_sets(struct snd_soc_component *scomp, 929 void *object, 930 const struct sof_topology_token *tokens, 931 int count, 932 struct snd_soc_tplg_vendor_array *array, 933 int priv_size, int sets, size_t object_size) 934 { 935 size_t offset = 0; 936 int found = 0; 937 int total = 0; 938 int asize; 939 940 while (priv_size > 0 && total < count * sets) { 941 asize = le32_to_cpu(array->size); 942 943 /* validate asize */ 944 if (asize < 0) { /* FIXME: A zero-size array makes no sense */ 945 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 946 asize); 947 return -EINVAL; 948 } 949 950 /* make sure there is enough data before parsing */ 951 priv_size -= asize; 952 if (priv_size < 0) { 953 dev_err(scomp->dev, "error: invalid array size 0x%x\n", 954 asize); 955 return -EINVAL; 956 } 957 958 /* call correct parser depending on type */ 959 switch (le32_to_cpu(array->type)) { 960 case SND_SOC_TPLG_TUPLE_TYPE_UUID: 961 found += sof_parse_uuid_tokens(scomp, object, tokens, 962 count, array, offset); 963 break; 964 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 965 found += sof_parse_string_tokens(scomp, object, tokens, 966 count, array, offset); 967 break; 968 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 969 case SND_SOC_TPLG_TUPLE_TYPE_BYTE: 970 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 971 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 972 found += sof_parse_word_tokens(scomp, object, tokens, 973 count, array, offset); 974 break; 975 default: 976 dev_err(scomp->dev, "error: unknown token type %d\n", 977 array->type); 978 return -EINVAL; 979 } 980 981 /* next array */ 982 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array 983 + asize); 984 985 /* move to next target struct */ 986 if (found >= count) { 987 offset += object_size; 988 total += found; 989 found = 0; 990 } 991 } 992 993 return 0; 994 } 995 996 static int sof_parse_tokens(struct snd_soc_component *scomp, 997 void *object, 998 const struct sof_topology_token *tokens, 999 int count, 1000 struct snd_soc_tplg_vendor_array *array, 1001 int priv_size) 1002 { 1003 /* 1004 * sof_parse_tokens is used when topology contains only a single set of 1005 * identical tuples arrays. So additional parameters to 1006 * sof_parse_token_sets are sets = 1 (only 1 set) and 1007 * object_size = 0 (irrelevant). 1008 */ 1009 return sof_parse_token_sets(scomp, object, tokens, count, array, 1010 priv_size, 1, 0); 1011 } 1012 1013 static void sof_dbg_comp_config(struct snd_soc_component *scomp, 1014 struct sof_ipc_comp_config *config) 1015 { 1016 dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n", 1017 config->periods_sink, config->periods_source, 1018 config->frame_fmt); 1019 } 1020 1021 /* 1022 * Standard Kcontrols. 1023 */ 1024 1025 static int sof_control_load_volume(struct snd_soc_component *scomp, 1026 struct snd_sof_control *scontrol, 1027 struct snd_kcontrol_new *kc, 1028 struct snd_soc_tplg_ctl_hdr *hdr) 1029 { 1030 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1031 struct snd_soc_tplg_mixer_control *mc = 1032 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); 1033 struct sof_ipc_ctrl_data *cdata; 1034 int tlv[TLV_ITEMS]; 1035 unsigned int i; 1036 int ret; 1037 1038 /* validate topology data */ 1039 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) { 1040 ret = -EINVAL; 1041 goto out; 1042 } 1043 1044 /* init the volume get/put data */ 1045 scontrol->size = struct_size(scontrol->control_data, chanv, 1046 le32_to_cpu(mc->num_channels)); 1047 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1048 if (!scontrol->control_data) { 1049 ret = -ENOMEM; 1050 goto out; 1051 } 1052 1053 scontrol->comp_id = sdev->next_comp_id; 1054 scontrol->min_volume_step = le32_to_cpu(mc->min); 1055 scontrol->max_volume_step = le32_to_cpu(mc->max); 1056 scontrol->num_channels = le32_to_cpu(mc->num_channels); 1057 1058 /* set cmd for mixer control */ 1059 if (le32_to_cpu(mc->max) == 1) { 1060 scontrol->cmd = SOF_CTRL_CMD_SWITCH; 1061 goto skip; 1062 } 1063 1064 scontrol->cmd = SOF_CTRL_CMD_VOLUME; 1065 1066 /* extract tlv data */ 1067 if (get_tlv_data(kc->tlv.p, tlv) < 0) { 1068 dev_err(scomp->dev, "error: invalid TLV data\n"); 1069 ret = -EINVAL; 1070 goto out_free; 1071 } 1072 1073 /* set up volume table */ 1074 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); 1075 if (ret < 0) { 1076 dev_err(scomp->dev, "error: setting up volume table\n"); 1077 goto out_free; 1078 } 1079 1080 /* set default volume values to 0dB in control */ 1081 cdata = scontrol->control_data; 1082 for (i = 0; i < scontrol->num_channels; i++) { 1083 cdata->chanv[i].channel = i; 1084 cdata->chanv[i].value = VOL_ZERO_DB; 1085 } 1086 1087 skip: 1088 /* set up possible led control from mixer private data */ 1089 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens, 1090 ARRAY_SIZE(led_tokens), mc->priv.array, 1091 le32_to_cpu(mc->priv.size)); 1092 if (ret != 0) { 1093 dev_err(scomp->dev, "error: parse led tokens failed %d\n", 1094 le32_to_cpu(mc->priv.size)); 1095 goto out_free_table; 1096 } 1097 1098 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1099 scontrol->comp_id, scontrol->num_channels); 1100 1101 return 0; 1102 1103 out_free_table: 1104 if (le32_to_cpu(mc->max) > 1) 1105 kfree(scontrol->volume_table); 1106 out_free: 1107 kfree(scontrol->control_data); 1108 out: 1109 return ret; 1110 } 1111 1112 static int sof_control_load_enum(struct snd_soc_component *scomp, 1113 struct snd_sof_control *scontrol, 1114 struct snd_kcontrol_new *kc, 1115 struct snd_soc_tplg_ctl_hdr *hdr) 1116 { 1117 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1118 struct snd_soc_tplg_enum_control *ec = 1119 container_of(hdr, struct snd_soc_tplg_enum_control, hdr); 1120 1121 /* validate topology data */ 1122 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) 1123 return -EINVAL; 1124 1125 /* init the enum get/put data */ 1126 scontrol->size = struct_size(scontrol->control_data, chanv, 1127 le32_to_cpu(ec->num_channels)); 1128 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 1129 if (!scontrol->control_data) 1130 return -ENOMEM; 1131 1132 scontrol->comp_id = sdev->next_comp_id; 1133 scontrol->num_channels = le32_to_cpu(ec->num_channels); 1134 1135 scontrol->cmd = SOF_CTRL_CMD_ENUM; 1136 1137 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", 1138 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); 1139 1140 return 0; 1141 } 1142 1143 static int sof_control_load_bytes(struct snd_soc_component *scomp, 1144 struct snd_sof_control *scontrol, 1145 struct snd_kcontrol_new *kc, 1146 struct snd_soc_tplg_ctl_hdr *hdr) 1147 { 1148 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1149 struct sof_ipc_ctrl_data *cdata; 1150 struct snd_soc_tplg_bytes_control *control = 1151 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); 1152 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; 1153 size_t max_size = sbe->max; 1154 size_t priv_size = le32_to_cpu(control->priv.size); 1155 int ret; 1156 1157 if (max_size < sizeof(struct sof_ipc_ctrl_data) || 1158 max_size < sizeof(struct sof_abi_hdr)) { 1159 ret = -EINVAL; 1160 goto out; 1161 } 1162 1163 /* init the get/put bytes data */ 1164 if (priv_size > max_size - sizeof(struct sof_ipc_ctrl_data)) { 1165 dev_err(scomp->dev, "err: bytes data size %zu exceeds max %zu.\n", 1166 priv_size, max_size - sizeof(struct sof_ipc_ctrl_data)); 1167 ret = -EINVAL; 1168 goto out; 1169 } 1170 1171 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + priv_size; 1172 1173 scontrol->control_data = kzalloc(max_size, GFP_KERNEL); 1174 cdata = scontrol->control_data; 1175 if (!scontrol->control_data) { 1176 ret = -ENOMEM; 1177 goto out; 1178 } 1179 1180 scontrol->comp_id = sdev->next_comp_id; 1181 scontrol->cmd = SOF_CTRL_CMD_BINARY; 1182 1183 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n", 1184 scontrol->comp_id, scontrol->num_channels); 1185 1186 if (le32_to_cpu(control->priv.size) > 0) { 1187 memcpy(cdata->data, control->priv.data, 1188 le32_to_cpu(control->priv.size)); 1189 1190 if (cdata->data->magic != SOF_ABI_MAGIC) { 1191 dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n", 1192 cdata->data->magic); 1193 ret = -EINVAL; 1194 goto out_free; 1195 } 1196 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, 1197 cdata->data->abi)) { 1198 dev_err(scomp->dev, 1199 "error: Incompatible ABI version 0x%08x.\n", 1200 cdata->data->abi); 1201 ret = -EINVAL; 1202 goto out_free; 1203 } 1204 if (cdata->data->size + sizeof(const struct sof_abi_hdr) != 1205 le32_to_cpu(control->priv.size)) { 1206 dev_err(scomp->dev, 1207 "error: Conflict in bytes vs. priv size.\n"); 1208 ret = -EINVAL; 1209 goto out_free; 1210 } 1211 } 1212 1213 return 0; 1214 1215 out_free: 1216 kfree(scontrol->control_data); 1217 out: 1218 return ret; 1219 } 1220 1221 /* external kcontrol init - used for any driver specific init */ 1222 static int sof_control_load(struct snd_soc_component *scomp, int index, 1223 struct snd_kcontrol_new *kc, 1224 struct snd_soc_tplg_ctl_hdr *hdr) 1225 { 1226 struct soc_mixer_control *sm; 1227 struct soc_bytes_ext *sbe; 1228 struct soc_enum *se; 1229 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1230 struct snd_soc_dobj *dobj; 1231 struct snd_sof_control *scontrol; 1232 int ret; 1233 1234 dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n", 1235 hdr->type, hdr->name); 1236 1237 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); 1238 if (!scontrol) 1239 return -ENOMEM; 1240 1241 scontrol->scomp = scomp; 1242 1243 switch (le32_to_cpu(hdr->ops.info)) { 1244 case SND_SOC_TPLG_CTL_VOLSW: 1245 case SND_SOC_TPLG_CTL_VOLSW_SX: 1246 case SND_SOC_TPLG_CTL_VOLSW_XR_SX: 1247 sm = (struct soc_mixer_control *)kc->private_value; 1248 dobj = &sm->dobj; 1249 ret = sof_control_load_volume(scomp, scontrol, kc, hdr); 1250 break; 1251 case SND_SOC_TPLG_CTL_BYTES: 1252 sbe = (struct soc_bytes_ext *)kc->private_value; 1253 dobj = &sbe->dobj; 1254 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); 1255 break; 1256 case SND_SOC_TPLG_CTL_ENUM: 1257 case SND_SOC_TPLG_CTL_ENUM_VALUE: 1258 se = (struct soc_enum *)kc->private_value; 1259 dobj = &se->dobj; 1260 ret = sof_control_load_enum(scomp, scontrol, kc, hdr); 1261 break; 1262 case SND_SOC_TPLG_CTL_RANGE: 1263 case SND_SOC_TPLG_CTL_STROBE: 1264 case SND_SOC_TPLG_DAPM_CTL_VOLSW: 1265 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: 1266 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: 1267 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: 1268 case SND_SOC_TPLG_DAPM_CTL_PIN: 1269 default: 1270 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n", 1271 hdr->ops.get, hdr->ops.put, hdr->ops.info); 1272 kfree(scontrol); 1273 return 0; 1274 } 1275 1276 if (ret < 0) { 1277 kfree(scontrol); 1278 return ret; 1279 } 1280 1281 scontrol->led_ctl.led_value = -1; 1282 1283 dobj->private = scontrol; 1284 list_add(&scontrol->list, &sdev->kcontrol_list); 1285 return 0; 1286 } 1287 1288 static int sof_control_unload(struct snd_soc_component *scomp, 1289 struct snd_soc_dobj *dobj) 1290 { 1291 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1292 struct sof_ipc_free fcomp; 1293 struct snd_sof_control *scontrol = dobj->private; 1294 1295 dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name); 1296 1297 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE; 1298 fcomp.hdr.size = sizeof(fcomp); 1299 fcomp.id = scontrol->comp_id; 1300 1301 kfree(scontrol->control_data); 1302 list_del(&scontrol->list); 1303 kfree(scontrol); 1304 /* send IPC to the DSP */ 1305 return sof_ipc_tx_message(sdev->ipc, 1306 fcomp.hdr.cmd, &fcomp, sizeof(fcomp), 1307 NULL, 0); 1308 } 1309 1310 /* 1311 * DAI Topology 1312 */ 1313 1314 /* Static DSP core power management so far, should be extended in the future */ 1315 static int sof_core_enable(struct snd_sof_dev *sdev, int core) 1316 { 1317 struct sof_ipc_pm_core_config pm_core_config = { 1318 .hdr = { 1319 .cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE, 1320 .size = sizeof(pm_core_config), 1321 }, 1322 .enable_mask = sdev->enabled_cores_mask | BIT(core), 1323 }; 1324 int ret; 1325 1326 if (sdev->enabled_cores_mask & BIT(core)) 1327 return 0; 1328 1329 /* power up the core if it is host managed */ 1330 ret = snd_sof_dsp_core_power_up(sdev, BIT(core)); 1331 if (ret < 0) { 1332 dev_err(sdev->dev, "error: %d powering up core %d\n", 1333 ret, core); 1334 return ret; 1335 } 1336 1337 /* Now notify DSP */ 1338 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd, 1339 &pm_core_config, sizeof(pm_core_config), 1340 &pm_core_config, sizeof(pm_core_config)); 1341 if (ret < 0) { 1342 dev_err(sdev->dev, "error: core %d enable ipc failure %d\n", 1343 core, ret); 1344 goto err; 1345 } 1346 1347 /* update enabled cores mask */ 1348 sdev->enabled_cores_mask |= BIT(core); 1349 1350 return ret; 1351 err: 1352 /* power down core if it is host managed and return the original error if this fails too */ 1353 if (snd_sof_dsp_core_power_down(sdev, BIT(core)) < 0) 1354 dev_err(sdev->dev, "error: powering down core %d\n", core); 1355 1356 return ret; 1357 } 1358 1359 int sof_pipeline_core_enable(struct snd_sof_dev *sdev, 1360 const struct snd_sof_widget *swidget) 1361 { 1362 const struct sof_ipc_pipe_new *pipeline; 1363 int ret; 1364 1365 if (swidget->id == snd_soc_dapm_scheduler) { 1366 pipeline = swidget->private; 1367 } else { 1368 pipeline = snd_sof_pipeline_find(sdev, swidget->pipeline_id); 1369 if (!pipeline) 1370 return -ENOENT; 1371 } 1372 1373 /* First enable the pipeline core */ 1374 ret = sof_core_enable(sdev, pipeline->core); 1375 if (ret < 0) 1376 return ret; 1377 1378 return sof_core_enable(sdev, swidget->core); 1379 } 1380 1381 static int sof_connect_dai_widget(struct snd_soc_component *scomp, 1382 struct snd_soc_dapm_widget *w, 1383 struct snd_soc_tplg_dapm_widget *tw, 1384 struct snd_sof_dai *dai) 1385 { 1386 struct snd_soc_card *card = scomp->card; 1387 struct snd_soc_pcm_runtime *rtd; 1388 struct snd_soc_dai *cpu_dai; 1389 int i; 1390 1391 list_for_each_entry(rtd, &card->rtd_list, list) { 1392 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n", 1393 w->name, w->sname, rtd->dai_link->stream_name); 1394 1395 if (!w->sname || !rtd->dai_link->stream_name) 1396 continue; 1397 1398 /* does stream match DAI link ? */ 1399 if (strcmp(w->sname, rtd->dai_link->stream_name)) 1400 continue; 1401 1402 switch (w->id) { 1403 case snd_soc_dapm_dai_out: 1404 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1405 /* 1406 * Please create DAI widget in the right order 1407 * to ensure BE will connect to the right DAI 1408 * widget. 1409 */ 1410 if (!cpu_dai->capture_widget) { 1411 cpu_dai->capture_widget = w; 1412 break; 1413 } 1414 } 1415 if (i == rtd->num_cpus) { 1416 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1417 w->name); 1418 1419 return -EINVAL; 1420 } 1421 dai->name = rtd->dai_link->name; 1422 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1423 w->name, rtd->dai_link->name); 1424 break; 1425 case snd_soc_dapm_dai_in: 1426 for_each_rtd_cpu_dais(rtd, i, cpu_dai) { 1427 /* 1428 * Please create DAI widget in the right order 1429 * to ensure BE will connect to the right DAI 1430 * widget. 1431 */ 1432 if (!cpu_dai->playback_widget) { 1433 cpu_dai->playback_widget = w; 1434 break; 1435 } 1436 } 1437 if (i == rtd->num_cpus) { 1438 dev_err(scomp->dev, "error: can't find BE for DAI %s\n", 1439 w->name); 1440 1441 return -EINVAL; 1442 } 1443 dai->name = rtd->dai_link->name; 1444 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n", 1445 w->name, rtd->dai_link->name); 1446 break; 1447 default: 1448 break; 1449 } 1450 } 1451 1452 /* check we have a connection */ 1453 if (!dai->name) { 1454 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n", 1455 w->name, w->sname); 1456 return -EINVAL; 1457 } 1458 1459 return 0; 1460 } 1461 1462 /** 1463 * sof_comp_alloc - allocate and initialize buffer for a new component 1464 * @swidget: pointer to struct snd_sof_widget containing extended data 1465 * @ipc_size: IPC payload size that will be updated depending on valid 1466 * extended data. 1467 * @index: ID of the pipeline the component belongs to 1468 * 1469 * Return: The pointer to the new allocated component, NULL if failed. 1470 */ 1471 static struct sof_ipc_comp *sof_comp_alloc(struct snd_sof_widget *swidget, 1472 size_t *ipc_size, int index) 1473 { 1474 u8 nil_uuid[SOF_UUID_SIZE] = {0}; 1475 struct sof_ipc_comp *comp; 1476 size_t total_size = *ipc_size; 1477 1478 /* only non-zero UUID is valid */ 1479 if (memcmp(&swidget->comp_ext, nil_uuid, SOF_UUID_SIZE)) 1480 total_size += sizeof(swidget->comp_ext); 1481 1482 comp = kzalloc(total_size, GFP_KERNEL); 1483 if (!comp) 1484 return NULL; 1485 1486 /* configure comp new IPC message */ 1487 comp->hdr.size = total_size; 1488 comp->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1489 comp->id = swidget->comp_id; 1490 comp->pipeline_id = index; 1491 comp->core = swidget->core; 1492 1493 /* handle the extended data if needed */ 1494 if (total_size > *ipc_size) { 1495 /* append extended data to the end of the component */ 1496 memcpy((u8 *)comp + *ipc_size, &swidget->comp_ext, sizeof(swidget->comp_ext)); 1497 comp->ext_data_length = sizeof(swidget->comp_ext); 1498 } 1499 1500 /* update ipc_size and return */ 1501 *ipc_size = total_size; 1502 return comp; 1503 } 1504 1505 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, 1506 struct snd_sof_widget *swidget, 1507 struct snd_soc_tplg_dapm_widget *tw, 1508 struct sof_ipc_comp_reply *r, 1509 struct snd_sof_dai *dai) 1510 { 1511 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1512 struct snd_soc_tplg_private *private = &tw->priv; 1513 struct sof_ipc_comp_dai *comp_dai; 1514 size_t ipc_size = sizeof(*comp_dai); 1515 int ret; 1516 1517 comp_dai = (struct sof_ipc_comp_dai *) 1518 sof_comp_alloc(swidget, &ipc_size, index); 1519 if (!comp_dai) 1520 return -ENOMEM; 1521 1522 /* configure dai IPC message */ 1523 comp_dai->comp.type = SOF_COMP_DAI; 1524 comp_dai->config.hdr.size = sizeof(comp_dai->config); 1525 1526 ret = sof_parse_tokens(scomp, comp_dai, dai_tokens, 1527 ARRAY_SIZE(dai_tokens), private->array, 1528 le32_to_cpu(private->size)); 1529 if (ret != 0) { 1530 dev_err(scomp->dev, "error: parse dai tokens failed %d\n", 1531 le32_to_cpu(private->size)); 1532 goto finish; 1533 } 1534 1535 ret = sof_parse_tokens(scomp, &comp_dai->config, comp_tokens, 1536 ARRAY_SIZE(comp_tokens), private->array, 1537 le32_to_cpu(private->size)); 1538 if (ret != 0) { 1539 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n", 1540 private->size); 1541 goto finish; 1542 } 1543 1544 dev_dbg(scomp->dev, "dai %s: type %d index %d\n", 1545 swidget->widget->name, comp_dai->type, comp_dai->dai_index); 1546 sof_dbg_comp_config(scomp, &comp_dai->config); 1547 1548 ret = sof_ipc_tx_message(sdev->ipc, comp_dai->comp.hdr.cmd, 1549 comp_dai, ipc_size, r, sizeof(*r)); 1550 1551 if (ret == 0 && dai) { 1552 dai->scomp = scomp; 1553 1554 /* 1555 * copy only the sof_ipc_comp_dai to avoid collapsing 1556 * the snd_sof_dai, the extended data is kept in the 1557 * snd_sof_widget. 1558 */ 1559 memcpy(&dai->comp_dai, comp_dai, sizeof(*comp_dai)); 1560 } 1561 1562 finish: 1563 kfree(comp_dai); 1564 return ret; 1565 } 1566 1567 /* 1568 * Buffer topology 1569 */ 1570 1571 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index, 1572 struct snd_sof_widget *swidget, 1573 struct snd_soc_tplg_dapm_widget *tw, 1574 struct sof_ipc_comp_reply *r) 1575 { 1576 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1577 struct snd_soc_tplg_private *private = &tw->priv; 1578 struct sof_ipc_buffer *buffer; 1579 int ret; 1580 1581 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); 1582 if (!buffer) 1583 return -ENOMEM; 1584 1585 /* configure dai IPC message */ 1586 buffer->comp.hdr.size = sizeof(*buffer); 1587 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW; 1588 buffer->comp.id = swidget->comp_id; 1589 buffer->comp.type = SOF_COMP_BUFFER; 1590 buffer->comp.pipeline_id = index; 1591 buffer->comp.core = swidget->core; 1592 1593 ret = sof_parse_tokens(scomp, buffer, buffer_tokens, 1594 ARRAY_SIZE(buffer_tokens), private->array, 1595 le32_to_cpu(private->size)); 1596 if (ret != 0) { 1597 dev_err(scomp->dev, "error: parse buffer tokens failed %d\n", 1598 private->size); 1599 kfree(buffer); 1600 return ret; 1601 } 1602 1603 dev_dbg(scomp->dev, "buffer %s: size %d caps 0x%x\n", 1604 swidget->widget->name, buffer->size, buffer->caps); 1605 1606 swidget->private = buffer; 1607 1608 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer, 1609 sizeof(*buffer), r, sizeof(*r)); 1610 if (ret < 0) { 1611 dev_err(scomp->dev, "error: buffer %s load failed\n", 1612 swidget->widget->name); 1613 kfree(buffer); 1614 } 1615 1616 return ret; 1617 } 1618 1619 /* bind PCM ID to host component ID */ 1620 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, 1621 int dir) 1622 { 1623 struct snd_sof_widget *host_widget; 1624 1625 host_widget = snd_sof_find_swidget_sname(scomp, 1626 spcm->pcm.caps[dir].name, 1627 dir); 1628 if (!host_widget) { 1629 dev_err(scomp->dev, "can't find host comp to bind pcm\n"); 1630 return -EINVAL; 1631 } 1632 1633 spcm->stream[dir].comp_id = host_widget->comp_id; 1634 1635 return 0; 1636 } 1637 1638 /* 1639 * PCM Topology 1640 */ 1641 1642 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index, 1643 struct snd_sof_widget *swidget, 1644 enum sof_ipc_stream_direction dir, 1645 struct snd_soc_tplg_dapm_widget *tw, 1646 struct sof_ipc_comp_reply *r) 1647 { 1648 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1649 struct snd_soc_tplg_private *private = &tw->priv; 1650 struct sof_ipc_comp_host *host; 1651 size_t ipc_size = sizeof(*host); 1652 int ret; 1653 1654 host = (struct sof_ipc_comp_host *) 1655 sof_comp_alloc(swidget, &ipc_size, index); 1656 if (!host) 1657 return -ENOMEM; 1658 1659 /* configure host comp IPC message */ 1660 host->comp.type = SOF_COMP_HOST; 1661 host->direction = dir; 1662 host->config.hdr.size = sizeof(host->config); 1663 1664 ret = sof_parse_tokens(scomp, host, pcm_tokens, 1665 ARRAY_SIZE(pcm_tokens), private->array, 1666 le32_to_cpu(private->size)); 1667 if (ret != 0) { 1668 dev_err(scomp->dev, "error: parse host tokens failed %d\n", 1669 private->size); 1670 goto err; 1671 } 1672 1673 ret = sof_parse_tokens(scomp, &host->config, comp_tokens, 1674 ARRAY_SIZE(comp_tokens), private->array, 1675 le32_to_cpu(private->size)); 1676 if (ret != 0) { 1677 dev_err(scomp->dev, "error: parse host.cfg tokens failed %d\n", 1678 le32_to_cpu(private->size)); 1679 goto err; 1680 } 1681 1682 dev_dbg(scomp->dev, "loaded host %s\n", swidget->widget->name); 1683 sof_dbg_comp_config(scomp, &host->config); 1684 1685 swidget->private = host; 1686 1687 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host, 1688 ipc_size, r, sizeof(*r)); 1689 if (ret >= 0) 1690 return ret; 1691 err: 1692 kfree(host); 1693 return ret; 1694 } 1695 1696 /* 1697 * Pipeline Topology 1698 */ 1699 int sof_load_pipeline_ipc(struct device *dev, 1700 struct sof_ipc_pipe_new *pipeline, 1701 struct sof_ipc_comp_reply *r) 1702 { 1703 struct snd_sof_dev *sdev = dev_get_drvdata(dev); 1704 int ret = sof_core_enable(sdev, pipeline->core); 1705 1706 if (ret < 0) 1707 return ret; 1708 1709 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline, 1710 sizeof(*pipeline), r, sizeof(*r)); 1711 if (ret < 0) 1712 dev_err(dev, "error: load pipeline ipc failure\n"); 1713 1714 return ret; 1715 } 1716 1717 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, int index, 1718 struct snd_sof_widget *swidget, 1719 struct snd_soc_tplg_dapm_widget *tw, 1720 struct sof_ipc_comp_reply *r) 1721 { 1722 struct snd_soc_tplg_private *private = &tw->priv; 1723 struct sof_ipc_pipe_new *pipeline; 1724 struct snd_sof_widget *comp_swidget; 1725 int ret; 1726 1727 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL); 1728 if (!pipeline) 1729 return -ENOMEM; 1730 1731 /* configure dai IPC message */ 1732 pipeline->hdr.size = sizeof(*pipeline); 1733 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW; 1734 pipeline->pipeline_id = index; 1735 pipeline->comp_id = swidget->comp_id; 1736 1737 /* component at start of pipeline is our stream id */ 1738 comp_swidget = snd_sof_find_swidget(scomp, tw->sname); 1739 if (!comp_swidget) { 1740 dev_err(scomp->dev, "error: widget %s refers to non existent widget %s\n", 1741 tw->name, tw->sname); 1742 ret = -EINVAL; 1743 goto err; 1744 } 1745 1746 pipeline->sched_id = comp_swidget->comp_id; 1747 1748 dev_dbg(scomp->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n", 1749 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id); 1750 1751 ret = sof_parse_tokens(scomp, pipeline, sched_tokens, 1752 ARRAY_SIZE(sched_tokens), private->array, 1753 le32_to_cpu(private->size)); 1754 if (ret != 0) { 1755 dev_err(scomp->dev, "error: parse pipeline tokens failed %d\n", 1756 private->size); 1757 goto err; 1758 } 1759 1760 dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n", 1761 swidget->widget->name, pipeline->period, pipeline->priority, 1762 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched); 1763 1764 swidget->private = pipeline; 1765 1766 /* send ipc's to create pipeline comp and power up schedule core */ 1767 ret = sof_load_pipeline_ipc(scomp->dev, pipeline, r); 1768 if (ret >= 0) 1769 return ret; 1770 err: 1771 kfree(pipeline); 1772 return ret; 1773 } 1774 1775 /* 1776 * Mixer topology 1777 */ 1778 1779 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index, 1780 struct snd_sof_widget *swidget, 1781 struct snd_soc_tplg_dapm_widget *tw, 1782 struct sof_ipc_comp_reply *r) 1783 { 1784 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1785 struct snd_soc_tplg_private *private = &tw->priv; 1786 struct sof_ipc_comp_mixer *mixer; 1787 size_t ipc_size = sizeof(*mixer); 1788 int ret; 1789 1790 mixer = (struct sof_ipc_comp_mixer *) 1791 sof_comp_alloc(swidget, &ipc_size, index); 1792 if (!mixer) 1793 return -ENOMEM; 1794 1795 /* configure mixer IPC message */ 1796 mixer->comp.type = SOF_COMP_MIXER; 1797 mixer->config.hdr.size = sizeof(mixer->config); 1798 1799 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens, 1800 ARRAY_SIZE(comp_tokens), private->array, 1801 le32_to_cpu(private->size)); 1802 if (ret != 0) { 1803 dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n", 1804 private->size); 1805 kfree(mixer); 1806 return ret; 1807 } 1808 1809 sof_dbg_comp_config(scomp, &mixer->config); 1810 1811 swidget->private = mixer; 1812 1813 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer, 1814 ipc_size, r, sizeof(*r)); 1815 if (ret < 0) 1816 kfree(mixer); 1817 1818 return ret; 1819 } 1820 1821 /* 1822 * Mux topology 1823 */ 1824 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index, 1825 struct snd_sof_widget *swidget, 1826 struct snd_soc_tplg_dapm_widget *tw, 1827 struct sof_ipc_comp_reply *r) 1828 { 1829 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1830 struct snd_soc_tplg_private *private = &tw->priv; 1831 struct sof_ipc_comp_mux *mux; 1832 size_t ipc_size = sizeof(*mux); 1833 int ret; 1834 1835 mux = (struct sof_ipc_comp_mux *) 1836 sof_comp_alloc(swidget, &ipc_size, index); 1837 if (!mux) 1838 return -ENOMEM; 1839 1840 /* configure mux IPC message */ 1841 mux->comp.type = SOF_COMP_MUX; 1842 mux->config.hdr.size = sizeof(mux->config); 1843 1844 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens, 1845 ARRAY_SIZE(comp_tokens), private->array, 1846 le32_to_cpu(private->size)); 1847 if (ret != 0) { 1848 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n", 1849 private->size); 1850 kfree(mux); 1851 return ret; 1852 } 1853 1854 sof_dbg_comp_config(scomp, &mux->config); 1855 1856 swidget->private = mux; 1857 1858 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux, 1859 ipc_size, r, sizeof(*r)); 1860 if (ret < 0) 1861 kfree(mux); 1862 1863 return ret; 1864 } 1865 1866 /* 1867 * PGA Topology 1868 */ 1869 1870 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, 1871 struct snd_sof_widget *swidget, 1872 struct snd_soc_tplg_dapm_widget *tw, 1873 struct sof_ipc_comp_reply *r) 1874 { 1875 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1876 struct snd_soc_tplg_private *private = &tw->priv; 1877 struct sof_ipc_comp_volume *volume; 1878 struct snd_sof_control *scontrol; 1879 size_t ipc_size = sizeof(*volume); 1880 int min_step; 1881 int max_step; 1882 int ret; 1883 1884 volume = (struct sof_ipc_comp_volume *) 1885 sof_comp_alloc(swidget, &ipc_size, index); 1886 if (!volume) 1887 return -ENOMEM; 1888 1889 if (!le32_to_cpu(tw->num_kcontrols)) { 1890 dev_err(scomp->dev, "error: invalid kcontrol count %d for volume\n", 1891 tw->num_kcontrols); 1892 ret = -EINVAL; 1893 goto err; 1894 } 1895 1896 /* configure volume IPC message */ 1897 volume->comp.type = SOF_COMP_VOLUME; 1898 volume->config.hdr.size = sizeof(volume->config); 1899 1900 ret = sof_parse_tokens(scomp, volume, volume_tokens, 1901 ARRAY_SIZE(volume_tokens), private->array, 1902 le32_to_cpu(private->size)); 1903 if (ret != 0) { 1904 dev_err(scomp->dev, "error: parse volume tokens failed %d\n", 1905 private->size); 1906 goto err; 1907 } 1908 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens, 1909 ARRAY_SIZE(comp_tokens), private->array, 1910 le32_to_cpu(private->size)); 1911 if (ret != 0) { 1912 dev_err(scomp->dev, "error: parse volume.cfg tokens failed %d\n", 1913 le32_to_cpu(private->size)); 1914 goto err; 1915 } 1916 1917 sof_dbg_comp_config(scomp, &volume->config); 1918 1919 swidget->private = volume; 1920 1921 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 1922 if (scontrol->comp_id == swidget->comp_id && 1923 scontrol->volume_table) { 1924 min_step = scontrol->min_volume_step; 1925 max_step = scontrol->max_volume_step; 1926 volume->min_value = scontrol->volume_table[min_step]; 1927 volume->max_value = scontrol->volume_table[max_step]; 1928 volume->channels = scontrol->num_channels; 1929 break; 1930 } 1931 } 1932 1933 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume, 1934 ipc_size, r, sizeof(*r)); 1935 if (ret >= 0) 1936 return ret; 1937 err: 1938 kfree(volume); 1939 return ret; 1940 } 1941 1942 /* 1943 * SRC Topology 1944 */ 1945 1946 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1947 struct snd_sof_widget *swidget, 1948 struct snd_soc_tplg_dapm_widget *tw, 1949 struct sof_ipc_comp_reply *r) 1950 { 1951 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1952 struct snd_soc_tplg_private *private = &tw->priv; 1953 struct sof_ipc_comp_src *src; 1954 size_t ipc_size = sizeof(*src); 1955 int ret; 1956 1957 src = (struct sof_ipc_comp_src *) 1958 sof_comp_alloc(swidget, &ipc_size, index); 1959 if (!src) 1960 return -ENOMEM; 1961 1962 /* configure src IPC message */ 1963 src->comp.type = SOF_COMP_SRC; 1964 src->config.hdr.size = sizeof(src->config); 1965 1966 ret = sof_parse_tokens(scomp, src, src_tokens, 1967 ARRAY_SIZE(src_tokens), private->array, 1968 le32_to_cpu(private->size)); 1969 if (ret != 0) { 1970 dev_err(scomp->dev, "error: parse src tokens failed %d\n", 1971 private->size); 1972 goto err; 1973 } 1974 1975 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1976 ARRAY_SIZE(comp_tokens), private->array, 1977 le32_to_cpu(private->size)); 1978 if (ret != 0) { 1979 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n", 1980 le32_to_cpu(private->size)); 1981 goto err; 1982 } 1983 1984 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n", 1985 swidget->widget->name, src->source_rate, src->sink_rate); 1986 sof_dbg_comp_config(scomp, &src->config); 1987 1988 swidget->private = src; 1989 1990 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src, 1991 ipc_size, r, sizeof(*r)); 1992 if (ret >= 0) 1993 return ret; 1994 err: 1995 kfree(src); 1996 return ret; 1997 } 1998 1999 /* 2000 * ASRC Topology 2001 */ 2002 2003 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index, 2004 struct snd_sof_widget *swidget, 2005 struct snd_soc_tplg_dapm_widget *tw, 2006 struct sof_ipc_comp_reply *r) 2007 { 2008 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2009 struct snd_soc_tplg_private *private = &tw->priv; 2010 struct sof_ipc_comp_asrc *asrc; 2011 size_t ipc_size = sizeof(*asrc); 2012 int ret; 2013 2014 asrc = (struct sof_ipc_comp_asrc *) 2015 sof_comp_alloc(swidget, &ipc_size, index); 2016 if (!asrc) 2017 return -ENOMEM; 2018 2019 /* configure ASRC IPC message */ 2020 asrc->comp.type = SOF_COMP_ASRC; 2021 asrc->config.hdr.size = sizeof(asrc->config); 2022 2023 ret = sof_parse_tokens(scomp, asrc, asrc_tokens, 2024 ARRAY_SIZE(asrc_tokens), private->array, 2025 le32_to_cpu(private->size)); 2026 if (ret != 0) { 2027 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n", 2028 private->size); 2029 goto err; 2030 } 2031 2032 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens, 2033 ARRAY_SIZE(comp_tokens), private->array, 2034 le32_to_cpu(private->size)); 2035 if (ret != 0) { 2036 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n", 2037 le32_to_cpu(private->size)); 2038 goto err; 2039 } 2040 2041 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d " 2042 "asynch %d operation %d\n", 2043 swidget->widget->name, asrc->source_rate, asrc->sink_rate, 2044 asrc->asynchronous_mode, asrc->operation_mode); 2045 sof_dbg_comp_config(scomp, &asrc->config); 2046 2047 swidget->private = asrc; 2048 2049 ret = sof_ipc_tx_message(sdev->ipc, asrc->comp.hdr.cmd, asrc, 2050 ipc_size, r, sizeof(*r)); 2051 if (ret >= 0) 2052 return ret; 2053 err: 2054 kfree(asrc); 2055 return ret; 2056 } 2057 2058 /* 2059 * Signal Generator Topology 2060 */ 2061 2062 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 2063 struct snd_sof_widget *swidget, 2064 struct snd_soc_tplg_dapm_widget *tw, 2065 struct sof_ipc_comp_reply *r) 2066 { 2067 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2068 struct snd_soc_tplg_private *private = &tw->priv; 2069 struct sof_ipc_comp_tone *tone; 2070 size_t ipc_size = sizeof(*tone); 2071 int ret; 2072 2073 tone = (struct sof_ipc_comp_tone *) 2074 sof_comp_alloc(swidget, &ipc_size, index); 2075 if (!tone) 2076 return -ENOMEM; 2077 2078 /* configure siggen IPC message */ 2079 tone->comp.type = SOF_COMP_TONE; 2080 tone->config.hdr.size = sizeof(tone->config); 2081 2082 ret = sof_parse_tokens(scomp, tone, tone_tokens, 2083 ARRAY_SIZE(tone_tokens), private->array, 2084 le32_to_cpu(private->size)); 2085 if (ret != 0) { 2086 dev_err(scomp->dev, "error: parse tone tokens failed %d\n", 2087 le32_to_cpu(private->size)); 2088 goto err; 2089 } 2090 2091 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 2092 ARRAY_SIZE(comp_tokens), private->array, 2093 le32_to_cpu(private->size)); 2094 if (ret != 0) { 2095 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n", 2096 le32_to_cpu(private->size)); 2097 goto err; 2098 } 2099 2100 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n", 2101 swidget->widget->name, tone->frequency, tone->amplitude); 2102 sof_dbg_comp_config(scomp, &tone->config); 2103 2104 swidget->private = tone; 2105 2106 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone, 2107 ipc_size, r, sizeof(*r)); 2108 if (ret >= 0) 2109 return ret; 2110 err: 2111 kfree(tone); 2112 return ret; 2113 } 2114 2115 static int sof_get_control_data(struct snd_soc_component *scomp, 2116 struct snd_soc_dapm_widget *widget, 2117 struct sof_widget_data *wdata, 2118 size_t *size) 2119 { 2120 const struct snd_kcontrol_new *kc; 2121 struct soc_mixer_control *sm; 2122 struct soc_bytes_ext *sbe; 2123 struct soc_enum *se; 2124 int i; 2125 2126 *size = 0; 2127 2128 for (i = 0; i < widget->num_kcontrols; i++) { 2129 kc = &widget->kcontrol_news[i]; 2130 2131 switch (widget->dobj.widget.kcontrol_type) { 2132 case SND_SOC_TPLG_TYPE_MIXER: 2133 sm = (struct soc_mixer_control *)kc->private_value; 2134 wdata[i].control = sm->dobj.private; 2135 break; 2136 case SND_SOC_TPLG_TYPE_BYTES: 2137 sbe = (struct soc_bytes_ext *)kc->private_value; 2138 wdata[i].control = sbe->dobj.private; 2139 break; 2140 case SND_SOC_TPLG_TYPE_ENUM: 2141 se = (struct soc_enum *)kc->private_value; 2142 wdata[i].control = se->dobj.private; 2143 break; 2144 default: 2145 dev_err(scomp->dev, "error: unknown kcontrol type %d in widget %s\n", 2146 widget->dobj.widget.kcontrol_type, 2147 widget->name); 2148 return -EINVAL; 2149 } 2150 2151 if (!wdata[i].control) { 2152 dev_err(scomp->dev, "error: no scontrol for widget %s\n", 2153 widget->name); 2154 return -EINVAL; 2155 } 2156 2157 wdata[i].pdata = wdata[i].control->control_data->data; 2158 if (!wdata[i].pdata) 2159 return -EINVAL; 2160 2161 /* make sure data is valid - data can be updated at runtime */ 2162 if (wdata[i].pdata->magic != SOF_ABI_MAGIC) 2163 return -EINVAL; 2164 2165 *size += wdata[i].pdata->size; 2166 2167 /* get data type */ 2168 switch (wdata[i].control->cmd) { 2169 case SOF_CTRL_CMD_VOLUME: 2170 case SOF_CTRL_CMD_ENUM: 2171 case SOF_CTRL_CMD_SWITCH: 2172 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 2173 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 2174 break; 2175 case SOF_CTRL_CMD_BINARY: 2176 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 2177 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 2178 break; 2179 default: 2180 break; 2181 } 2182 } 2183 2184 return 0; 2185 } 2186 2187 static int sof_process_load(struct snd_soc_component *scomp, int index, 2188 struct snd_sof_widget *swidget, 2189 struct snd_soc_tplg_dapm_widget *tw, 2190 struct sof_ipc_comp_reply *r, 2191 int type) 2192 { 2193 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2194 struct snd_soc_dapm_widget *widget = swidget->widget; 2195 struct snd_soc_tplg_private *private = &tw->priv; 2196 struct sof_ipc_comp_process *process; 2197 struct sof_widget_data *wdata = NULL; 2198 size_t ipc_data_size = 0; 2199 size_t ipc_size; 2200 int offset = 0; 2201 int ret; 2202 int i; 2203 2204 /* allocate struct for widget control data sizes and types */ 2205 if (widget->num_kcontrols) { 2206 wdata = kcalloc(widget->num_kcontrols, 2207 sizeof(*wdata), 2208 GFP_KERNEL); 2209 2210 if (!wdata) 2211 return -ENOMEM; 2212 2213 /* get possible component controls and get size of all pdata */ 2214 ret = sof_get_control_data(scomp, widget, wdata, 2215 &ipc_data_size); 2216 2217 if (ret < 0) 2218 goto out; 2219 } 2220 2221 ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size; 2222 2223 /* we are exceeding max ipc size, config needs to be sent separately */ 2224 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 2225 ipc_size -= ipc_data_size; 2226 ipc_data_size = 0; 2227 } 2228 2229 process = (struct sof_ipc_comp_process *) 2230 sof_comp_alloc(swidget, &ipc_size, index); 2231 if (!process) { 2232 ret = -ENOMEM; 2233 goto out; 2234 } 2235 2236 /* configure iir IPC message */ 2237 process->comp.type = type; 2238 process->config.hdr.size = sizeof(process->config); 2239 2240 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 2241 ARRAY_SIZE(comp_tokens), private->array, 2242 le32_to_cpu(private->size)); 2243 if (ret != 0) { 2244 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n", 2245 le32_to_cpu(private->size)); 2246 goto err; 2247 } 2248 2249 sof_dbg_comp_config(scomp, &process->config); 2250 2251 /* 2252 * found private data in control, so copy it. 2253 * get possible component controls - get size of all pdata, 2254 * then memcpy with headers 2255 */ 2256 if (ipc_data_size) { 2257 for (i = 0; i < widget->num_kcontrols; i++) { 2258 memcpy(&process->data + offset, 2259 wdata[i].pdata->data, 2260 wdata[i].pdata->size); 2261 offset += wdata[i].pdata->size; 2262 } 2263 } 2264 2265 process->size = ipc_data_size; 2266 swidget->private = process; 2267 2268 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process, 2269 ipc_size, r, sizeof(*r)); 2270 2271 if (ret < 0) { 2272 dev_err(scomp->dev, "error: create process failed\n"); 2273 goto err; 2274 } 2275 2276 /* we sent the data in single message so return */ 2277 if (ipc_data_size) 2278 goto out; 2279 2280 /* send control data with large message supported method */ 2281 for (i = 0; i < widget->num_kcontrols; i++) { 2282 wdata[i].control->readback_offset = 0; 2283 ret = snd_sof_ipc_set_get_comp_data(wdata[i].control, 2284 wdata[i].ipc_cmd, 2285 wdata[i].ctrl_type, 2286 wdata[i].control->cmd, 2287 true); 2288 if (ret != 0) { 2289 dev_err(scomp->dev, "error: send control failed\n"); 2290 break; 2291 } 2292 } 2293 2294 err: 2295 if (ret < 0) 2296 kfree(process); 2297 out: 2298 kfree(wdata); 2299 return ret; 2300 } 2301 2302 /* 2303 * Processing Component Topology - can be "effect", "codec", or general 2304 * "processing". 2305 */ 2306 2307 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 2308 struct snd_sof_widget *swidget, 2309 struct snd_soc_tplg_dapm_widget *tw, 2310 struct sof_ipc_comp_reply *r) 2311 { 2312 struct snd_soc_tplg_private *private = &tw->priv; 2313 struct sof_ipc_comp_process config; 2314 int ret; 2315 2316 /* check we have some tokens - we need at least process type */ 2317 if (le32_to_cpu(private->size) == 0) { 2318 dev_err(scomp->dev, "error: process tokens not found\n"); 2319 return -EINVAL; 2320 } 2321 2322 memset(&config, 0, sizeof(config)); 2323 config.comp.core = swidget->core; 2324 2325 /* get the process token */ 2326 ret = sof_parse_tokens(scomp, &config, process_tokens, 2327 ARRAY_SIZE(process_tokens), private->array, 2328 le32_to_cpu(private->size)); 2329 if (ret != 0) { 2330 dev_err(scomp->dev, "error: parse process tokens failed %d\n", 2331 le32_to_cpu(private->size)); 2332 return ret; 2333 } 2334 2335 /* now load process specific data and send IPC */ 2336 ret = sof_process_load(scomp, index, swidget, tw, r, 2337 find_process_comp_type(config.type)); 2338 if (ret < 0) { 2339 dev_err(scomp->dev, "error: process loading failed\n"); 2340 return ret; 2341 } 2342 2343 return 0; 2344 } 2345 2346 static int sof_widget_bind_event(struct snd_soc_component *scomp, 2347 struct snd_sof_widget *swidget, 2348 u16 event_type) 2349 { 2350 struct sof_ipc_comp *ipc_comp; 2351 2352 /* validate widget event type */ 2353 switch (event_type) { 2354 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2355 /* only KEYWORD_DETECT comps should handle this */ 2356 if (swidget->id != snd_soc_dapm_effect) 2357 break; 2358 2359 ipc_comp = swidget->private; 2360 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2361 break; 2362 2363 /* bind event to keyword detect comp */ 2364 return snd_soc_tplg_widget_bind_event(swidget->widget, 2365 sof_kwd_events, 2366 ARRAY_SIZE(sof_kwd_events), 2367 event_type); 2368 default: 2369 break; 2370 } 2371 2372 dev_err(scomp->dev, 2373 "error: invalid event type %d for widget %s\n", 2374 event_type, swidget->widget->name); 2375 return -EINVAL; 2376 } 2377 2378 /* external widget init - used for any driver specific init */ 2379 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2380 struct snd_soc_dapm_widget *w, 2381 struct snd_soc_tplg_dapm_widget *tw) 2382 { 2383 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2384 struct snd_sof_widget *swidget; 2385 struct snd_sof_dai *dai; 2386 struct sof_ipc_comp_reply reply; 2387 struct snd_sof_control *scontrol; 2388 struct sof_ipc_comp comp = { 2389 .core = SOF_DSP_PRIMARY_CORE, 2390 }; 2391 int ret = 0; 2392 2393 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2394 if (!swidget) 2395 return -ENOMEM; 2396 2397 swidget->scomp = scomp; 2398 swidget->widget = w; 2399 swidget->comp_id = sdev->next_comp_id++; 2400 swidget->complete = 0; 2401 swidget->id = w->id; 2402 swidget->pipeline_id = index; 2403 swidget->private = NULL; 2404 memset(&reply, 0, sizeof(reply)); 2405 2406 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2407 swidget->comp_id, index, swidget->id, tw->name, 2408 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2409 ? tw->sname : "none"); 2410 2411 ret = sof_parse_tokens(scomp, &comp, core_tokens, 2412 ARRAY_SIZE(core_tokens), tw->priv.array, 2413 le32_to_cpu(tw->priv.size)); 2414 if (ret != 0) { 2415 dev_err(scomp->dev, "error: parsing core tokens failed %d\n", 2416 ret); 2417 kfree(swidget); 2418 return ret; 2419 } 2420 2421 swidget->core = comp.core; 2422 2423 /* default is primary core, safe to call for already enabled cores */ 2424 ret = sof_core_enable(sdev, comp.core); 2425 if (ret < 0) { 2426 dev_err(scomp->dev, "error: enable core: %d\n", ret); 2427 kfree(swidget); 2428 return ret; 2429 } 2430 2431 ret = sof_parse_tokens(scomp, &swidget->comp_ext, comp_ext_tokens, 2432 ARRAY_SIZE(comp_ext_tokens), tw->priv.array, 2433 le32_to_cpu(tw->priv.size)); 2434 if (ret != 0) { 2435 dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n", 2436 ret); 2437 kfree(swidget); 2438 return ret; 2439 } 2440 2441 /* handle any special case widgets */ 2442 switch (w->id) { 2443 case snd_soc_dapm_dai_in: 2444 case snd_soc_dapm_dai_out: 2445 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2446 if (!dai) { 2447 kfree(swidget); 2448 return -ENOMEM; 2449 } 2450 2451 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, dai); 2452 if (ret == 0) { 2453 sof_connect_dai_widget(scomp, w, tw, dai); 2454 list_add(&dai->list, &sdev->dai_list); 2455 swidget->private = dai; 2456 } else { 2457 kfree(dai); 2458 } 2459 break; 2460 case snd_soc_dapm_mixer: 2461 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply); 2462 break; 2463 case snd_soc_dapm_pga: 2464 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply); 2465 /* Find scontrol for this pga and set readback offset*/ 2466 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 2467 if (scontrol->comp_id == swidget->comp_id) { 2468 scontrol->readback_offset = reply.offset; 2469 break; 2470 } 2471 } 2472 break; 2473 case snd_soc_dapm_buffer: 2474 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply); 2475 break; 2476 case snd_soc_dapm_scheduler: 2477 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, &reply); 2478 break; 2479 case snd_soc_dapm_aif_out: 2480 ret = sof_widget_load_pcm(scomp, index, swidget, 2481 SOF_IPC_STREAM_CAPTURE, tw, &reply); 2482 break; 2483 case snd_soc_dapm_aif_in: 2484 ret = sof_widget_load_pcm(scomp, index, swidget, 2485 SOF_IPC_STREAM_PLAYBACK, tw, &reply); 2486 break; 2487 case snd_soc_dapm_src: 2488 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply); 2489 break; 2490 case snd_soc_dapm_asrc: 2491 ret = sof_widget_load_asrc(scomp, index, swidget, tw, &reply); 2492 break; 2493 case snd_soc_dapm_siggen: 2494 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply); 2495 break; 2496 case snd_soc_dapm_effect: 2497 ret = sof_widget_load_process(scomp, index, swidget, tw, &reply); 2498 break; 2499 case snd_soc_dapm_mux: 2500 case snd_soc_dapm_demux: 2501 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply); 2502 break; 2503 case snd_soc_dapm_switch: 2504 case snd_soc_dapm_dai_link: 2505 case snd_soc_dapm_kcontrol: 2506 default: 2507 dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name); 2508 break; 2509 } 2510 2511 /* check IPC reply */ 2512 if (ret < 0 || reply.rhdr.error < 0) { 2513 dev_err(scomp->dev, 2514 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n", 2515 tw->shift, swidget->id, tw->name, 2516 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2517 ? tw->sname : "none", reply.rhdr.error); 2518 kfree(swidget); 2519 return ret; 2520 } 2521 2522 /* bind widget to external event */ 2523 if (tw->event_type) { 2524 ret = sof_widget_bind_event(scomp, swidget, 2525 le16_to_cpu(tw->event_type)); 2526 if (ret) { 2527 dev_err(scomp->dev, "error: widget event binding failed\n"); 2528 kfree(swidget->private); 2529 kfree(swidget); 2530 return ret; 2531 } 2532 } 2533 2534 w->dobj.private = swidget; 2535 list_add(&swidget->list, &sdev->widget_list); 2536 return ret; 2537 } 2538 2539 static int sof_route_unload(struct snd_soc_component *scomp, 2540 struct snd_soc_dobj *dobj) 2541 { 2542 struct snd_sof_route *sroute; 2543 2544 sroute = dobj->private; 2545 if (!sroute) 2546 return 0; 2547 2548 /* free sroute and its private data */ 2549 kfree(sroute->private); 2550 list_del(&sroute->list); 2551 kfree(sroute); 2552 2553 return 0; 2554 } 2555 2556 static int sof_widget_unload(struct snd_soc_component *scomp, 2557 struct snd_soc_dobj *dobj) 2558 { 2559 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2560 const struct snd_kcontrol_new *kc; 2561 struct snd_soc_dapm_widget *widget; 2562 struct sof_ipc_pipe_new *pipeline; 2563 struct snd_sof_control *scontrol; 2564 struct snd_sof_widget *swidget; 2565 struct soc_mixer_control *sm; 2566 struct soc_bytes_ext *sbe; 2567 struct snd_sof_dai *dai; 2568 struct soc_enum *se; 2569 int ret = 0; 2570 int i; 2571 2572 swidget = dobj->private; 2573 if (!swidget) 2574 return 0; 2575 2576 widget = swidget->widget; 2577 2578 switch (swidget->id) { 2579 case snd_soc_dapm_dai_in: 2580 case snd_soc_dapm_dai_out: 2581 dai = swidget->private; 2582 2583 if (dai) { 2584 /* free dai config */ 2585 kfree(dai->dai_config); 2586 list_del(&dai->list); 2587 } 2588 break; 2589 case snd_soc_dapm_scheduler: 2590 2591 /* power down the pipeline schedule core */ 2592 pipeline = swidget->private; 2593 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core); 2594 if (ret < 0) 2595 dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n", 2596 pipeline->core); 2597 2598 /* update enabled cores mask */ 2599 sdev->enabled_cores_mask &= ~(1 << pipeline->core); 2600 2601 break; 2602 default: 2603 break; 2604 } 2605 for (i = 0; i < widget->num_kcontrols; i++) { 2606 kc = &widget->kcontrol_news[i]; 2607 switch (dobj->widget.kcontrol_type) { 2608 case SND_SOC_TPLG_TYPE_MIXER: 2609 sm = (struct soc_mixer_control *)kc->private_value; 2610 scontrol = sm->dobj.private; 2611 if (sm->max > 1) 2612 kfree(scontrol->volume_table); 2613 break; 2614 case SND_SOC_TPLG_TYPE_ENUM: 2615 se = (struct soc_enum *)kc->private_value; 2616 scontrol = se->dobj.private; 2617 break; 2618 case SND_SOC_TPLG_TYPE_BYTES: 2619 sbe = (struct soc_bytes_ext *)kc->private_value; 2620 scontrol = sbe->dobj.private; 2621 break; 2622 default: 2623 dev_warn(scomp->dev, "unsupported kcontrol_type\n"); 2624 goto out; 2625 } 2626 kfree(scontrol->control_data); 2627 list_del(&scontrol->list); 2628 kfree(scontrol); 2629 } 2630 2631 out: 2632 /* free private value */ 2633 kfree(swidget->private); 2634 2635 /* remove and free swidget object */ 2636 list_del(&swidget->list); 2637 kfree(swidget); 2638 2639 return ret; 2640 } 2641 2642 /* 2643 * DAI HW configuration. 2644 */ 2645 2646 /* FE DAI - used for any driver specific init */ 2647 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2648 struct snd_soc_dai_driver *dai_drv, 2649 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2650 { 2651 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2652 struct snd_soc_tplg_stream_caps *caps; 2653 struct snd_soc_tplg_private *private = &pcm->priv; 2654 struct snd_sof_pcm *spcm; 2655 int stream; 2656 int ret; 2657 2658 /* nothing to do for BEs atm */ 2659 if (!pcm) 2660 return 0; 2661 2662 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2663 if (!spcm) 2664 return -ENOMEM; 2665 2666 spcm->scomp = scomp; 2667 2668 for_each_pcm_streams(stream) { 2669 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED; 2670 INIT_WORK(&spcm->stream[stream].period_elapsed_work, 2671 snd_sof_pcm_period_elapsed_work); 2672 } 2673 2674 spcm->pcm = *pcm; 2675 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name); 2676 2677 dai_drv->dobj.private = spcm; 2678 list_add(&spcm->list, &sdev->pcm_list); 2679 2680 ret = sof_parse_tokens(scomp, spcm, stream_tokens, 2681 ARRAY_SIZE(stream_tokens), private->array, 2682 le32_to_cpu(private->size)); 2683 if (ret) { 2684 dev_err(scomp->dev, "error: parse stream tokens failed %d\n", 2685 le32_to_cpu(private->size)); 2686 return ret; 2687 } 2688 2689 /* do we need to allocate playback PCM DMA pages */ 2690 if (!spcm->pcm.playback) 2691 goto capture; 2692 2693 stream = SNDRV_PCM_STREAM_PLAYBACK; 2694 2695 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n", 2696 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2697 2698 caps = &spcm->pcm.caps[stream]; 2699 2700 /* allocate playback page table buffer */ 2701 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2702 PAGE_SIZE, &spcm->stream[stream].page_table); 2703 if (ret < 0) { 2704 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2705 caps->name, ret); 2706 2707 return ret; 2708 } 2709 2710 /* bind pcm to host comp */ 2711 ret = spcm_bind(scomp, spcm, stream); 2712 if (ret) { 2713 dev_err(scomp->dev, 2714 "error: can't bind pcm to host\n"); 2715 goto free_playback_tables; 2716 } 2717 2718 capture: 2719 stream = SNDRV_PCM_STREAM_CAPTURE; 2720 2721 /* do we need to allocate capture PCM DMA pages */ 2722 if (!spcm->pcm.capture) 2723 return ret; 2724 2725 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n", 2726 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible); 2727 2728 caps = &spcm->pcm.caps[stream]; 2729 2730 /* allocate capture page table buffer */ 2731 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2732 PAGE_SIZE, &spcm->stream[stream].page_table); 2733 if (ret < 0) { 2734 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n", 2735 caps->name, ret); 2736 goto free_playback_tables; 2737 } 2738 2739 /* bind pcm to host comp */ 2740 ret = spcm_bind(scomp, spcm, stream); 2741 if (ret) { 2742 dev_err(scomp->dev, 2743 "error: can't bind pcm to host\n"); 2744 snd_dma_free_pages(&spcm->stream[stream].page_table); 2745 goto free_playback_tables; 2746 } 2747 2748 return ret; 2749 2750 free_playback_tables: 2751 if (spcm->pcm.playback) 2752 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2753 2754 return ret; 2755 } 2756 2757 static int sof_dai_unload(struct snd_soc_component *scomp, 2758 struct snd_soc_dobj *dobj) 2759 { 2760 struct snd_sof_pcm *spcm = dobj->private; 2761 2762 /* free PCM DMA pages */ 2763 if (spcm->pcm.playback) 2764 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2765 2766 if (spcm->pcm.capture) 2767 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2768 2769 /* remove from list and free spcm */ 2770 list_del(&spcm->list); 2771 kfree(spcm); 2772 2773 return 0; 2774 } 2775 2776 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2777 struct sof_ipc_dai_config *config) 2778 { 2779 /* clock directions wrt codec */ 2780 if (hw_config->bclk_master == SND_SOC_TPLG_BCLK_CM) { 2781 /* codec is bclk master */ 2782 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2783 config->format |= SOF_DAI_FMT_CBM_CFM; 2784 else 2785 config->format |= SOF_DAI_FMT_CBM_CFS; 2786 } else { 2787 /* codec is bclk slave */ 2788 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2789 config->format |= SOF_DAI_FMT_CBS_CFM; 2790 else 2791 config->format |= SOF_DAI_FMT_CBS_CFS; 2792 } 2793 2794 /* inverted clocks ? */ 2795 if (hw_config->invert_bclk) { 2796 if (hw_config->invert_fsync) 2797 config->format |= SOF_DAI_FMT_IB_IF; 2798 else 2799 config->format |= SOF_DAI_FMT_IB_NF; 2800 } else { 2801 if (hw_config->invert_fsync) 2802 config->format |= SOF_DAI_FMT_NB_IF; 2803 else 2804 config->format |= SOF_DAI_FMT_NB_NF; 2805 } 2806 } 2807 2808 /* 2809 * Send IPC and set the same config for all DAIs with name matching the link 2810 * name. Note that the function can only be used for the case that all DAIs 2811 * have a common DAI config for now. 2812 */ 2813 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2814 struct snd_soc_dai_link *link, 2815 struct sof_ipc_dai_config *config) 2816 { 2817 struct snd_sof_dai *dai; 2818 int found = 0; 2819 2820 list_for_each_entry(dai, &sdev->dai_list, list) { 2821 if (!dai->name) 2822 continue; 2823 2824 if (strcmp(link->name, dai->name) == 0) { 2825 struct sof_ipc_reply reply; 2826 int ret; 2827 2828 /* 2829 * the same dai config will be applied to all DAIs in 2830 * the same dai link. We have to ensure that the ipc 2831 * dai config's dai_index match to the component's 2832 * dai_index. 2833 */ 2834 config->dai_index = dai->comp_dai.dai_index; 2835 2836 /* send message to DSP */ 2837 ret = sof_ipc_tx_message(sdev->ipc, 2838 config->hdr.cmd, config, size, 2839 &reply, sizeof(reply)); 2840 2841 if (ret < 0) { 2842 dev_err(sdev->dev, "error: failed to set DAI config for %s index %d\n", 2843 dai->name, config->dai_index); 2844 return ret; 2845 } 2846 dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2847 if (!dai->dai_config) 2848 return -ENOMEM; 2849 2850 /* set cpu_dai_name */ 2851 dai->cpu_dai_name = link->cpus->dai_name; 2852 2853 found = 1; 2854 } 2855 } 2856 2857 /* 2858 * machine driver may define a dai link with playback and capture 2859 * dai enabled, but the dai link in topology would support both, one 2860 * or none of them. Here print a warning message to notify user 2861 */ 2862 if (!found) { 2863 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2864 link->name); 2865 } 2866 2867 return 0; 2868 } 2869 2870 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2871 struct snd_soc_dai_link *link, 2872 struct snd_soc_tplg_link_config *cfg, 2873 struct snd_soc_tplg_hw_config *hw_config, 2874 struct sof_ipc_dai_config *config) 2875 { 2876 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2877 struct snd_soc_tplg_private *private = &cfg->priv; 2878 u32 size = sizeof(*config); 2879 int ret; 2880 2881 /* handle master/slave and inverted clocks */ 2882 sof_dai_set_format(hw_config, config); 2883 2884 /* init IPC */ 2885 memset(&config->ssp, 0, sizeof(struct sof_ipc_dai_ssp_params)); 2886 config->hdr.size = size; 2887 2888 ret = sof_parse_tokens(scomp, &config->ssp, ssp_tokens, 2889 ARRAY_SIZE(ssp_tokens), private->array, 2890 le32_to_cpu(private->size)); 2891 if (ret != 0) { 2892 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n", 2893 le32_to_cpu(private->size)); 2894 return ret; 2895 } 2896 2897 config->ssp.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2898 config->ssp.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2899 config->ssp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2900 config->ssp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2901 config->ssp.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2902 config->ssp.mclk_direction = hw_config->mclk_direction; 2903 config->ssp.rx_slots = le32_to_cpu(hw_config->rx_slots); 2904 config->ssp.tx_slots = le32_to_cpu(hw_config->tx_slots); 2905 2906 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", 2907 config->dai_index, config->format, 2908 config->ssp.mclk_rate, config->ssp.bclk_rate, 2909 config->ssp.fsync_rate, config->ssp.sample_valid_bits, 2910 config->ssp.tdm_slot_width, config->ssp.tdm_slots, 2911 config->ssp.mclk_id, config->ssp.quirks); 2912 2913 /* validate SSP fsync rate and channel count */ 2914 if (config->ssp.fsync_rate < 8000 || config->ssp.fsync_rate > 192000) { 2915 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n", 2916 config->dai_index); 2917 return -EINVAL; 2918 } 2919 2920 if (config->ssp.tdm_slots < 1 || config->ssp.tdm_slots > 8) { 2921 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n", 2922 config->dai_index); 2923 return -EINVAL; 2924 } 2925 2926 /* set config for all DAI's with name matching the link name */ 2927 ret = sof_set_dai_config(sdev, size, link, config); 2928 if (ret < 0) 2929 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n", 2930 config->dai_index); 2931 2932 return ret; 2933 } 2934 2935 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2936 struct snd_soc_dai_link *link, 2937 struct snd_soc_tplg_link_config *cfg, 2938 struct snd_soc_tplg_hw_config *hw_config, 2939 struct sof_ipc_dai_config *config) 2940 { 2941 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2942 struct snd_soc_tplg_private *private = &cfg->priv; 2943 u32 size = sizeof(*config); 2944 int ret; 2945 2946 /* handle master/slave and inverted clocks */ 2947 sof_dai_set_format(hw_config, config); 2948 2949 /* init IPC */ 2950 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params)); 2951 config->hdr.size = size; 2952 2953 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens, 2954 ARRAY_SIZE(sai_tokens), private->array, 2955 le32_to_cpu(private->size)); 2956 if (ret != 0) { 2957 dev_err(scomp->dev, "error: parse sai tokens failed %d\n", 2958 le32_to_cpu(private->size)); 2959 return ret; 2960 } 2961 2962 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2963 config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2964 config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2965 config->sai.mclk_direction = hw_config->mclk_direction; 2966 2967 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2968 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2969 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2970 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2971 2972 dev_info(scomp->dev, 2973 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2974 config->dai_index, config->format, 2975 config->sai.mclk_rate, config->sai.tdm_slot_width, 2976 config->sai.tdm_slots, config->sai.mclk_id); 2977 2978 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) { 2979 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n", 2980 config->dai_index); 2981 return -EINVAL; 2982 } 2983 2984 /* set config for all DAI's with name matching the link name */ 2985 ret = sof_set_dai_config(sdev, size, link, config); 2986 if (ret < 0) 2987 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n", 2988 config->dai_index); 2989 2990 return ret; 2991 } 2992 2993 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2994 struct snd_soc_dai_link *link, 2995 struct snd_soc_tplg_link_config *cfg, 2996 struct snd_soc_tplg_hw_config *hw_config, 2997 struct sof_ipc_dai_config *config) 2998 { 2999 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3000 struct snd_soc_tplg_private *private = &cfg->priv; 3001 u32 size = sizeof(*config); 3002 int ret; 3003 3004 /* handle master/slave and inverted clocks */ 3005 sof_dai_set_format(hw_config, config); 3006 3007 /* init IPC */ 3008 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params)); 3009 config->hdr.size = size; 3010 3011 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens, 3012 ARRAY_SIZE(esai_tokens), private->array, 3013 le32_to_cpu(private->size)); 3014 if (ret != 0) { 3015 dev_err(scomp->dev, "error: parse esai tokens failed %d\n", 3016 le32_to_cpu(private->size)); 3017 return ret; 3018 } 3019 3020 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 3021 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 3022 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 3023 config->esai.mclk_direction = hw_config->mclk_direction; 3024 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 3025 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 3026 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots); 3027 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots); 3028 3029 dev_info(scomp->dev, 3030 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 3031 config->dai_index, config->format, 3032 config->esai.mclk_rate, config->esai.tdm_slot_width, 3033 config->esai.tdm_slots, config->esai.mclk_id); 3034 3035 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) { 3036 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n", 3037 config->dai_index); 3038 return -EINVAL; 3039 } 3040 3041 /* set config for all DAI's with name matching the link name */ 3042 ret = sof_set_dai_config(sdev, size, link, config); 3043 if (ret < 0) 3044 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n", 3045 config->dai_index); 3046 3047 return ret; 3048 } 3049 3050 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 3051 struct snd_soc_dai_link *link, 3052 struct snd_soc_tplg_link_config *cfg, 3053 struct snd_soc_tplg_hw_config *hw_config, 3054 struct sof_ipc_dai_config *config) 3055 { 3056 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3057 struct snd_soc_tplg_private *private = &cfg->priv; 3058 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 3059 struct sof_ipc_fw_version *v = &ready->version; 3060 size_t size = sizeof(*config); 3061 int ret, j; 3062 3063 /* Ensure the entire DMIC config struct is zeros */ 3064 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 3065 3066 /* get DMIC tokens */ 3067 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 3068 ARRAY_SIZE(dmic_tokens), private->array, 3069 le32_to_cpu(private->size)); 3070 if (ret != 0) { 3071 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n", 3072 le32_to_cpu(private->size)); 3073 return ret; 3074 } 3075 3076 /* get DMIC PDM tokens */ 3077 ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens, 3078 ARRAY_SIZE(dmic_pdm_tokens), private->array, 3079 le32_to_cpu(private->size), 3080 config->dmic.num_pdm_active, 3081 sizeof(struct sof_ipc_dai_dmic_pdm_ctrl)); 3082 3083 if (ret != 0) { 3084 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n", 3085 le32_to_cpu(private->size)); 3086 return ret; 3087 } 3088 3089 /* set IPC header size */ 3090 config->hdr.size = size; 3091 3092 /* debug messages */ 3093 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n", 3094 config->dai_index, config->dmic.driver_ipc_version); 3095 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 3096 config->dmic.pdmclk_min, config->dmic.pdmclk_max, 3097 config->dmic.duty_min); 3098 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 3099 config->dmic.duty_max, config->dmic.fifo_fs, 3100 config->dmic.num_pdm_active); 3101 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits); 3102 3103 for (j = 0; j < config->dmic.num_pdm_active; j++) { 3104 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n", 3105 config->dmic.pdm[j].id, 3106 config->dmic.pdm[j].enable_mic_a, 3107 config->dmic.pdm[j].enable_mic_b); 3108 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n", 3109 config->dmic.pdm[j].id, 3110 config->dmic.pdm[j].polarity_mic_a, 3111 config->dmic.pdm[j].polarity_mic_b); 3112 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n", 3113 config->dmic.pdm[j].id, 3114 config->dmic.pdm[j].clk_edge, 3115 config->dmic.pdm[j].skew); 3116 } 3117 3118 /* 3119 * this takes care of backwards compatible handling of fifo_bits_b. 3120 * It is deprecated since firmware ABI version 3.0.1. 3121 */ 3122 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) 3123 config->dmic.fifo_bits_b = config->dmic.fifo_bits; 3124 3125 /* set config for all DAI's with name matching the link name */ 3126 ret = sof_set_dai_config(sdev, size, link, config); 3127 if (ret < 0) 3128 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n", 3129 config->dai_index); 3130 3131 return ret; 3132 } 3133 3134 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 3135 struct snd_soc_dai_link *link, 3136 struct snd_soc_tplg_link_config *cfg, 3137 struct snd_soc_tplg_hw_config *hw_config, 3138 struct sof_ipc_dai_config *config) 3139 { 3140 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3141 struct snd_soc_tplg_private *private = &cfg->priv; 3142 struct snd_soc_dai *dai; 3143 u32 size = sizeof(*config); 3144 int ret; 3145 3146 /* init IPC */ 3147 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 3148 config->hdr.size = size; 3149 3150 /* get any bespoke DAI tokens */ 3151 ret = sof_parse_tokens(scomp, &config->hda, hda_tokens, 3152 ARRAY_SIZE(hda_tokens), private->array, 3153 le32_to_cpu(private->size)); 3154 if (ret != 0) { 3155 dev_err(scomp->dev, "error: parse hda tokens failed %d\n", 3156 le32_to_cpu(private->size)); 3157 return ret; 3158 } 3159 3160 dev_dbg(scomp->dev, "HDA config rate %d channels %d\n", 3161 config->hda.rate, config->hda.channels); 3162 3163 dai = snd_soc_find_dai(link->cpus); 3164 if (!dai) { 3165 dev_err(scomp->dev, "error: failed to find dai %s in %s", 3166 link->cpus->dai_name, __func__); 3167 return -EINVAL; 3168 } 3169 3170 config->hda.link_dma_ch = DMA_CHAN_INVALID; 3171 3172 ret = sof_set_dai_config(sdev, size, link, config); 3173 if (ret < 0) 3174 dev_err(scomp->dev, "error: failed to process hda dai link %s", 3175 link->name); 3176 3177 return ret; 3178 } 3179 3180 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 3181 struct snd_soc_dai_link *link, 3182 struct snd_soc_tplg_link_config *cfg, 3183 struct snd_soc_tplg_hw_config *hw_config, 3184 struct sof_ipc_dai_config *config) 3185 { 3186 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3187 struct snd_soc_tplg_private *private = &cfg->priv; 3188 u32 size = sizeof(*config); 3189 int ret; 3190 3191 ret = sof_parse_tokens(scomp, &config->alh, alh_tokens, 3192 ARRAY_SIZE(alh_tokens), private->array, 3193 le32_to_cpu(private->size)); 3194 if (ret != 0) { 3195 dev_err(scomp->dev, "error: parse alh tokens failed %d\n", 3196 le32_to_cpu(private->size)); 3197 return ret; 3198 } 3199 3200 /* init IPC */ 3201 config->hdr.size = size; 3202 3203 /* set config for all DAI's with name matching the link name */ 3204 ret = sof_set_dai_config(sdev, size, link, config); 3205 if (ret < 0) 3206 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n", 3207 config->dai_index); 3208 3209 return ret; 3210 } 3211 3212 /* DAI link - used for any driver specific init */ 3213 static int sof_link_load(struct snd_soc_component *scomp, int index, 3214 struct snd_soc_dai_link *link, 3215 struct snd_soc_tplg_link_config *cfg) 3216 { 3217 struct snd_soc_tplg_private *private = &cfg->priv; 3218 struct sof_ipc_dai_config config; 3219 struct snd_soc_tplg_hw_config *hw_config; 3220 int num_hw_configs; 3221 int ret; 3222 int i = 0; 3223 3224 if (!link->platforms) { 3225 dev_err(scomp->dev, "error: no platforms\n"); 3226 return -EINVAL; 3227 } 3228 link->platforms->name = dev_name(scomp->dev); 3229 3230 /* 3231 * Set nonatomic property for FE dai links as their trigger action 3232 * involves IPC's. 3233 */ 3234 if (!link->no_pcm) { 3235 link->nonatomic = true; 3236 3237 /* 3238 * set default trigger order for all links. Exceptions to 3239 * the rule will be handled in sof_pcm_dai_link_fixup() 3240 * For playback, the sequence is the following: start FE, 3241 * start BE, stop BE, stop FE; for Capture the sequence is 3242 * inverted start BE, start FE, stop FE, stop BE 3243 */ 3244 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] = 3245 SND_SOC_DPCM_TRIGGER_PRE; 3246 link->trigger[SNDRV_PCM_STREAM_CAPTURE] = 3247 SND_SOC_DPCM_TRIGGER_POST; 3248 3249 /* nothing more to do for FE dai links */ 3250 return 0; 3251 } 3252 3253 /* check we have some tokens - we need at least DAI type */ 3254 if (le32_to_cpu(private->size) == 0) { 3255 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n"); 3256 return -EINVAL; 3257 } 3258 3259 /* Send BE DAI link configurations to DSP */ 3260 memset(&config, 0, sizeof(config)); 3261 3262 /* get any common DAI tokens */ 3263 ret = sof_parse_tokens(scomp, &config, dai_link_tokens, 3264 ARRAY_SIZE(dai_link_tokens), private->array, 3265 le32_to_cpu(private->size)); 3266 if (ret != 0) { 3267 dev_err(scomp->dev, "error: parse link tokens failed %d\n", 3268 le32_to_cpu(private->size)); 3269 return ret; 3270 } 3271 3272 /* 3273 * DAI links are expected to have at least 1 hw_config. 3274 * But some older topologies might have no hw_config for HDA dai links. 3275 */ 3276 num_hw_configs = le32_to_cpu(cfg->num_hw_configs); 3277 if (!num_hw_configs) { 3278 if (config.type != SOF_DAI_INTEL_HDA) { 3279 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n", 3280 le32_to_cpu(cfg->num_hw_configs)); 3281 return -EINVAL; 3282 } 3283 } else { 3284 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n", 3285 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 3286 3287 for (i = 0; i < num_hw_configs; i++) { 3288 if (cfg->hw_config[i].id == cfg->default_hw_config_id) 3289 break; 3290 } 3291 3292 if (i == num_hw_configs) { 3293 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n", 3294 le32_to_cpu(cfg->default_hw_config_id)); 3295 return -EINVAL; 3296 } 3297 } 3298 3299 /* configure dai IPC message */ 3300 hw_config = &cfg->hw_config[i]; 3301 3302 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 3303 config.format = le32_to_cpu(hw_config->fmt); 3304 3305 /* now load DAI specific data and send IPC - type comes from token */ 3306 switch (config.type) { 3307 case SOF_DAI_INTEL_SSP: 3308 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, 3309 &config); 3310 break; 3311 case SOF_DAI_INTEL_DMIC: 3312 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config, 3313 &config); 3314 break; 3315 case SOF_DAI_INTEL_HDA: 3316 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config, 3317 &config); 3318 break; 3319 case SOF_DAI_INTEL_ALH: 3320 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config, 3321 &config); 3322 break; 3323 case SOF_DAI_IMX_SAI: 3324 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config, 3325 &config); 3326 break; 3327 case SOF_DAI_IMX_ESAI: 3328 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config, 3329 &config); 3330 break; 3331 default: 3332 dev_err(scomp->dev, "error: invalid DAI type %d\n", 3333 config.type); 3334 ret = -EINVAL; 3335 break; 3336 } 3337 if (ret < 0) 3338 return ret; 3339 3340 return 0; 3341 } 3342 3343 static int sof_link_hda_unload(struct snd_sof_dev *sdev, 3344 struct snd_soc_dai_link *link) 3345 { 3346 struct snd_soc_dai *dai; 3347 3348 dai = snd_soc_find_dai(link->cpus); 3349 if (!dai) { 3350 dev_err(sdev->dev, "error: failed to find dai %s in %s", 3351 link->cpus->dai_name, __func__); 3352 return -EINVAL; 3353 } 3354 3355 return 0; 3356 } 3357 3358 static int sof_link_unload(struct snd_soc_component *scomp, 3359 struct snd_soc_dobj *dobj) 3360 { 3361 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3362 struct snd_soc_dai_link *link = 3363 container_of(dobj, struct snd_soc_dai_link, dobj); 3364 3365 struct snd_sof_dai *sof_dai; 3366 int ret = 0; 3367 3368 /* only BE link is loaded by sof */ 3369 if (!link->no_pcm) 3370 return 0; 3371 3372 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 3373 if (!sof_dai->name) 3374 continue; 3375 3376 if (strcmp(link->name, sof_dai->name) == 0) 3377 goto found; 3378 } 3379 3380 dev_err(scomp->dev, "error: failed to find dai %s in %s", 3381 link->name, __func__); 3382 return -EINVAL; 3383 found: 3384 3385 switch (sof_dai->dai_config->type) { 3386 case SOF_DAI_INTEL_SSP: 3387 case SOF_DAI_INTEL_DMIC: 3388 case SOF_DAI_INTEL_ALH: 3389 case SOF_DAI_IMX_SAI: 3390 case SOF_DAI_IMX_ESAI: 3391 /* no resource needs to be released for all cases above */ 3392 break; 3393 case SOF_DAI_INTEL_HDA: 3394 ret = sof_link_hda_unload(sdev, link); 3395 break; 3396 default: 3397 dev_err(scomp->dev, "error: invalid DAI type %d\n", 3398 sof_dai->dai_config->type); 3399 ret = -EINVAL; 3400 break; 3401 } 3402 3403 return ret; 3404 } 3405 3406 /* DAI link - used for any driver specific init */ 3407 static int sof_route_load(struct snd_soc_component *scomp, int index, 3408 struct snd_soc_dapm_route *route) 3409 { 3410 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3411 struct sof_ipc_pipe_comp_connect *connect; 3412 struct snd_sof_widget *source_swidget, *sink_swidget; 3413 struct snd_soc_dobj *dobj = &route->dobj; 3414 struct snd_sof_route *sroute; 3415 struct sof_ipc_reply reply; 3416 int ret = 0; 3417 3418 /* allocate memory for sroute and connect */ 3419 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 3420 if (!sroute) 3421 return -ENOMEM; 3422 3423 sroute->scomp = scomp; 3424 3425 connect = kzalloc(sizeof(*connect), GFP_KERNEL); 3426 if (!connect) { 3427 kfree(sroute); 3428 return -ENOMEM; 3429 } 3430 3431 connect->hdr.size = sizeof(*connect); 3432 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT; 3433 3434 dev_dbg(scomp->dev, "sink %s control %s source %s\n", 3435 route->sink, route->control ? route->control : "none", 3436 route->source); 3437 3438 /* source component */ 3439 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source); 3440 if (!source_swidget) { 3441 dev_err(scomp->dev, "error: source %s not found\n", 3442 route->source); 3443 ret = -EINVAL; 3444 goto err; 3445 } 3446 3447 /* 3448 * Virtual widgets of type output/out_drv may be added in topology 3449 * for compatibility. These are not handled by the FW. 3450 * So, don't send routes whose source/sink widget is of such types 3451 * to the DSP. 3452 */ 3453 if (source_swidget->id == snd_soc_dapm_out_drv || 3454 source_swidget->id == snd_soc_dapm_output) 3455 goto err; 3456 3457 connect->source_id = source_swidget->comp_id; 3458 3459 /* sink component */ 3460 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink); 3461 if (!sink_swidget) { 3462 dev_err(scomp->dev, "error: sink %s not found\n", 3463 route->sink); 3464 ret = -EINVAL; 3465 goto err; 3466 } 3467 3468 /* 3469 * Don't send routes whose sink widget is of type 3470 * output or out_drv to the DSP 3471 */ 3472 if (sink_swidget->id == snd_soc_dapm_out_drv || 3473 sink_swidget->id == snd_soc_dapm_output) 3474 goto err; 3475 3476 connect->sink_id = sink_swidget->comp_id; 3477 3478 /* 3479 * For virtual routes, both sink and source are not 3480 * buffer. Since only buffer linked to component is supported by 3481 * FW, others are reported as error, add check in route function, 3482 * do not send it to FW when both source and sink are not buffer 3483 */ 3484 if (source_swidget->id != snd_soc_dapm_buffer && 3485 sink_swidget->id != snd_soc_dapm_buffer) { 3486 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3487 route->source, route->sink); 3488 goto err; 3489 } else { 3490 ret = sof_ipc_tx_message(sdev->ipc, 3491 connect->hdr.cmd, 3492 connect, sizeof(*connect), 3493 &reply, sizeof(reply)); 3494 3495 /* check IPC return value */ 3496 if (ret < 0) { 3497 dev_err(scomp->dev, "error: failed to add route sink %s control %s source %s\n", 3498 route->sink, 3499 route->control ? route->control : "none", 3500 route->source); 3501 goto err; 3502 } 3503 3504 /* check IPC reply */ 3505 if (reply.error < 0) { 3506 dev_err(scomp->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n", 3507 route->sink, 3508 route->control ? route->control : "none", 3509 route->source, reply.error); 3510 ret = reply.error; 3511 goto err; 3512 } 3513 3514 sroute->route = route; 3515 dobj->private = sroute; 3516 sroute->private = connect; 3517 3518 /* add route to route list */ 3519 list_add(&sroute->list, &sdev->route_list); 3520 3521 return 0; 3522 } 3523 3524 err: 3525 kfree(connect); 3526 kfree(sroute); 3527 return ret; 3528 } 3529 3530 /* Function to set the initial value of SOF kcontrols. 3531 * The value will be stored in scontrol->control_data 3532 */ 3533 static int snd_sof_cache_kcontrol_val(struct snd_soc_component *scomp) 3534 { 3535 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3536 struct snd_sof_control *scontrol = NULL; 3537 int ipc_cmd, ctrl_type; 3538 int ret = 0; 3539 3540 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 3541 3542 /* notify DSP of kcontrol values */ 3543 switch (scontrol->cmd) { 3544 case SOF_CTRL_CMD_VOLUME: 3545 case SOF_CTRL_CMD_ENUM: 3546 case SOF_CTRL_CMD_SWITCH: 3547 ipc_cmd = SOF_IPC_COMP_GET_VALUE; 3548 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET; 3549 break; 3550 case SOF_CTRL_CMD_BINARY: 3551 ipc_cmd = SOF_IPC_COMP_GET_DATA; 3552 ctrl_type = SOF_CTRL_TYPE_DATA_GET; 3553 break; 3554 default: 3555 dev_err(scomp->dev, 3556 "error: Invalid scontrol->cmd: %d\n", 3557 scontrol->cmd); 3558 return -EINVAL; 3559 } 3560 ret = snd_sof_ipc_set_get_comp_data(scontrol, 3561 ipc_cmd, ctrl_type, 3562 scontrol->cmd, 3563 false); 3564 if (ret < 0) { 3565 dev_warn(scomp->dev, 3566 "error: kcontrol value get for widget: %d\n", 3567 scontrol->comp_id); 3568 } 3569 } 3570 3571 return ret; 3572 } 3573 3574 int snd_sof_complete_pipeline(struct device *dev, 3575 struct snd_sof_widget *swidget) 3576 { 3577 struct snd_sof_dev *sdev = dev_get_drvdata(dev); 3578 struct sof_ipc_pipe_ready ready; 3579 struct sof_ipc_reply reply; 3580 int ret; 3581 3582 dev_dbg(dev, "tplg: complete pipeline %s id %d\n", 3583 swidget->widget->name, swidget->comp_id); 3584 3585 memset(&ready, 0, sizeof(ready)); 3586 ready.hdr.size = sizeof(ready); 3587 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3588 ready.comp_id = swidget->comp_id; 3589 3590 ret = sof_ipc_tx_message(sdev->ipc, 3591 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3592 sizeof(reply)); 3593 if (ret < 0) 3594 return ret; 3595 return 1; 3596 } 3597 3598 /* completion - called at completion of firmware loading */ 3599 static void sof_complete(struct snd_soc_component *scomp) 3600 { 3601 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3602 struct snd_sof_widget *swidget; 3603 3604 /* some widget types require completion notificattion */ 3605 list_for_each_entry(swidget, &sdev->widget_list, list) { 3606 if (swidget->complete) 3607 continue; 3608 3609 switch (swidget->id) { 3610 case snd_soc_dapm_scheduler: 3611 swidget->complete = 3612 snd_sof_complete_pipeline(scomp->dev, swidget); 3613 break; 3614 default: 3615 break; 3616 } 3617 } 3618 /* 3619 * cache initial values of SOF kcontrols by reading DSP value over 3620 * IPC. It may be overwritten by alsa-mixer after booting up 3621 */ 3622 snd_sof_cache_kcontrol_val(scomp); 3623 } 3624 3625 /* manifest - optional to inform component of manifest */ 3626 static int sof_manifest(struct snd_soc_component *scomp, int index, 3627 struct snd_soc_tplg_manifest *man) 3628 { 3629 u32 size; 3630 u32 abi_version; 3631 3632 size = le32_to_cpu(man->priv.size); 3633 3634 /* backward compatible with tplg without ABI info */ 3635 if (!size) { 3636 dev_dbg(scomp->dev, "No topology ABI info\n"); 3637 return 0; 3638 } 3639 3640 if (size != SOF_TPLG_ABI_SIZE) { 3641 dev_err(scomp->dev, "error: invalid topology ABI size\n"); 3642 return -EINVAL; 3643 } 3644 3645 dev_info(scomp->dev, 3646 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3647 man->priv.data[0], man->priv.data[1], 3648 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3649 SOF_ABI_PATCH); 3650 3651 abi_version = SOF_ABI_VER(man->priv.data[0], 3652 man->priv.data[1], 3653 man->priv.data[2]); 3654 3655 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3656 dev_err(scomp->dev, "error: incompatible topology ABI version\n"); 3657 return -EINVAL; 3658 } 3659 3660 if (abi_version > SOF_ABI_VERSION) { 3661 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3662 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n"); 3663 } else { 3664 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n"); 3665 return -EINVAL; 3666 } 3667 } 3668 3669 return 0; 3670 } 3671 3672 /* vendor specific kcontrol handlers available for binding */ 3673 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3674 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3675 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3676 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3677 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3678 }; 3679 3680 /* vendor specific bytes ext handlers available for binding */ 3681 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3682 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3683 {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get}, 3684 }; 3685 3686 static struct snd_soc_tplg_ops sof_tplg_ops = { 3687 /* external kcontrol init - used for any driver specific init */ 3688 .control_load = sof_control_load, 3689 .control_unload = sof_control_unload, 3690 3691 /* external kcontrol init - used for any driver specific init */ 3692 .dapm_route_load = sof_route_load, 3693 .dapm_route_unload = sof_route_unload, 3694 3695 /* external widget init - used for any driver specific init */ 3696 /* .widget_load is not currently used */ 3697 .widget_ready = sof_widget_ready, 3698 .widget_unload = sof_widget_unload, 3699 3700 /* FE DAI - used for any driver specific init */ 3701 .dai_load = sof_dai_load, 3702 .dai_unload = sof_dai_unload, 3703 3704 /* DAI link - used for any driver specific init */ 3705 .link_load = sof_link_load, 3706 .link_unload = sof_link_unload, 3707 3708 /* completion - called at completion of firmware loading */ 3709 .complete = sof_complete, 3710 3711 /* manifest - optional to inform component of manifest */ 3712 .manifest = sof_manifest, 3713 3714 /* vendor specific kcontrol handlers available for binding */ 3715 .io_ops = sof_io_ops, 3716 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3717 3718 /* vendor specific bytes ext handlers available for binding */ 3719 .bytes_ext_ops = sof_bytes_ext_ops, 3720 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3721 }; 3722 3723 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) 3724 { 3725 const struct firmware *fw; 3726 int ret; 3727 3728 dev_dbg(scomp->dev, "loading topology:%s\n", file); 3729 3730 ret = request_firmware(&fw, file, scomp->dev); 3731 if (ret < 0) { 3732 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n", 3733 file, ret); 3734 return ret; 3735 } 3736 3737 ret = snd_soc_tplg_component_load(scomp, 3738 &sof_tplg_ops, fw, 3739 SND_SOC_TPLG_INDEX_ALL); 3740 if (ret < 0) { 3741 dev_err(scomp->dev, "error: tplg component load failed %d\n", 3742 ret); 3743 ret = -EINVAL; 3744 } 3745 3746 release_firmware(fw); 3747 return ret; 3748 } 3749 EXPORT_SYMBOL(snd_sof_load_topology); 3750