1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) 2 // 3 // This file is provided under a dual BSD/GPLv2 license. When using or 4 // redistributing this file, you may do so under either license. 5 // 6 // Copyright(c) 2018 Intel Corporation. All rights reserved. 7 // 8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // 10 11 #include <linux/firmware.h> 12 #include <sound/tlv.h> 13 #include <sound/pcm_params.h> 14 #include <uapi/sound/sof/tokens.h> 15 #include "sof-priv.h" 16 #include "ops.h" 17 18 #define COMP_ID_UNASSIGNED 0xffffffff 19 /* 20 * Constants used in the computation of linear volume gain 21 * from dB gain 20th root of 10 in Q1.16 fixed-point notation 22 */ 23 #define VOL_TWENTIETH_ROOT_OF_TEN 73533 24 /* 40th root of 10 in Q1.16 fixed-point notation*/ 25 #define VOL_FORTIETH_ROOT_OF_TEN 69419 26 /* 27 * Volume fractional word length define to 16 sets 28 * the volume linear gain value to use Qx.16 format 29 */ 30 #define VOLUME_FWL 16 31 /* 0.5 dB step value in topology TLV */ 32 #define VOL_HALF_DB_STEP 50 33 /* Full volume for default values */ 34 #define VOL_ZERO_DB BIT(VOLUME_FWL) 35 36 /* TLV data items */ 37 #define TLV_ITEMS 3 38 #define TLV_MIN 0 39 #define TLV_STEP 1 40 #define TLV_MUTE 2 41 42 /* size of tplg abi in byte */ 43 #define SOF_TPLG_ABI_SIZE 3 44 45 struct sof_widget_data { 46 int ctrl_type; 47 int ipc_cmd; 48 struct sof_abi_hdr *pdata; 49 struct snd_sof_control *control; 50 }; 51 52 /* send pcm params ipc */ 53 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir) 54 { 55 struct sof_ipc_pcm_params_reply ipc_params_reply; 56 struct snd_sof_dev *sdev = swidget->sdev; 57 struct sof_ipc_pcm_params pcm; 58 struct snd_pcm_hw_params *params; 59 struct snd_sof_pcm *spcm; 60 int ret = 0; 61 62 memset(&pcm, 0, sizeof(pcm)); 63 64 /* get runtime PCM params using widget's stream name */ 65 spcm = snd_sof_find_spcm_name(sdev, swidget->widget->sname); 66 if (!spcm) { 67 dev_err(sdev->dev, "error: cannot find PCM for %s\n", 68 swidget->widget->name); 69 return -EINVAL; 70 } 71 72 params = &spcm->params[dir]; 73 74 /* set IPC PCM params */ 75 pcm.hdr.size = sizeof(pcm); 76 pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS; 77 pcm.comp_id = swidget->comp_id; 78 pcm.params.hdr.size = sizeof(pcm.params); 79 pcm.params.direction = dir; 80 pcm.params.sample_valid_bytes = params_width(params) >> 3; 81 pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED; 82 pcm.params.rate = params_rate(params); 83 pcm.params.channels = params_channels(params); 84 pcm.params.host_period_bytes = params_period_bytes(params); 85 86 /* set format */ 87 switch (params_format(params)) { 88 case SNDRV_PCM_FORMAT_S16: 89 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE; 90 break; 91 case SNDRV_PCM_FORMAT_S24: 92 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE; 93 break; 94 case SNDRV_PCM_FORMAT_S32: 95 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE; 96 break; 97 default: 98 return -EINVAL; 99 } 100 101 /* send IPC to the DSP */ 102 ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm), 103 &ipc_params_reply, sizeof(ipc_params_reply)); 104 if (ret < 0) 105 dev_err(sdev->dev, "error: pcm params failed for %s\n", 106 swidget->widget->name); 107 108 return ret; 109 } 110 111 /* send stream trigger ipc */ 112 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd) 113 { 114 struct snd_sof_dev *sdev = swidget->sdev; 115 struct sof_ipc_stream stream; 116 struct sof_ipc_reply reply; 117 int ret = 0; 118 119 /* set IPC stream params */ 120 stream.hdr.size = sizeof(stream); 121 stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd; 122 stream.comp_id = swidget->comp_id; 123 124 /* send IPC to the DSP */ 125 ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream, 126 sizeof(stream), &reply, sizeof(reply)); 127 if (ret < 0) 128 dev_err(sdev->dev, "error: failed to trigger %s\n", 129 swidget->widget->name); 130 131 return ret; 132 } 133 134 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w, 135 struct snd_kcontrol *k, int event) 136 { 137 struct snd_sof_widget *swidget = w->dobj.private; 138 struct snd_sof_dev *sdev; 139 int ret = 0; 140 141 if (!swidget) 142 return 0; 143 144 sdev = swidget->sdev; 145 146 dev_dbg(sdev->dev, "received event %d for widget %s\n", 147 event, w->name); 148 149 /* process events */ 150 switch (event) { 151 case SND_SOC_DAPM_PRE_PMU: 152 /* set pcm params */ 153 ret = ipc_pcm_params(swidget, SOF_IPC_STREAM_CAPTURE); 154 if (ret < 0) { 155 dev_err(sdev->dev, 156 "error: failed to set pcm params for widget %s\n", 157 swidget->widget->name); 158 break; 159 } 160 161 /* start trigger */ 162 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START); 163 if (ret < 0) 164 dev_err(sdev->dev, 165 "error: failed to trigger widget %s\n", 166 swidget->widget->name); 167 break; 168 case SND_SOC_DAPM_POST_PMD: 169 /* stop trigger */ 170 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP); 171 if (ret < 0) 172 dev_err(sdev->dev, 173 "error: failed to trigger widget %s\n", 174 swidget->widget->name); 175 176 /* pcm free */ 177 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE); 178 if (ret < 0) 179 dev_err(sdev->dev, 180 "error: failed to trigger widget %s\n", 181 swidget->widget->name); 182 break; 183 default: 184 break; 185 } 186 187 return ret; 188 } 189 190 /* event handlers for keyword detect component */ 191 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = { 192 {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event}, 193 }; 194 195 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS]) 196 { 197 /* we only support dB scale TLV type at the moment */ 198 if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) 199 return -EINVAL; 200 201 /* min value in topology tlv data is multiplied by 100 */ 202 tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100; 203 204 /* volume steps */ 205 tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 206 TLV_DB_SCALE_MASK); 207 208 /* mute ON/OFF */ 209 if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] & 210 TLV_DB_SCALE_MUTE) == 0) 211 tlv[TLV_MUTE] = 0; 212 else 213 tlv[TLV_MUTE] = 1; 214 215 return 0; 216 } 217 218 /* 219 * Function to truncate an unsigned 64-bit number 220 * by x bits and return 32-bit unsigned number. This 221 * function also takes care of rounding while truncating 222 */ 223 static inline u32 vol_shift_64(u64 i, u32 x) 224 { 225 /* do not truncate more than 32 bits */ 226 if (x > 32) 227 x = 32; 228 229 if (x == 0) 230 return (u32)i; 231 232 return (u32)(((i >> (x - 1)) + 1) >> 1); 233 } 234 235 /* 236 * Function to compute a ^ exp where, 237 * a is a fractional number represented by a fixed-point 238 * integer with a fractional world length of "fwl" 239 * exp is an integer 240 * fwl is the fractional word length 241 * Return value is a fractional number represented by a 242 * fixed-point integer with a fractional word length of "fwl" 243 */ 244 static u32 vol_pow32(u32 a, int exp, u32 fwl) 245 { 246 int i, iter; 247 u32 power = 1 << fwl; 248 u64 numerator; 249 250 /* if exponent is 0, return 1 */ 251 if (exp == 0) 252 return power; 253 254 /* determine the number of iterations based on the exponent */ 255 if (exp < 0) 256 iter = exp * -1; 257 else 258 iter = exp; 259 260 /* mutiply a "iter" times to compute power */ 261 for (i = 0; i < iter; i++) { 262 /* 263 * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl 264 * Truncate product back to fwl fractional bits with rounding 265 */ 266 power = vol_shift_64((u64)power * a, fwl); 267 } 268 269 if (exp > 0) { 270 /* if exp is positive, return the result */ 271 return power; 272 } 273 274 /* if exp is negative, return the multiplicative inverse */ 275 numerator = (u64)1 << (fwl << 1); 276 do_div(numerator, power); 277 278 return (u32)numerator; 279 } 280 281 /* 282 * Function to calculate volume gain from TLV data. 283 * This function can only handle gain steps that are multiples of 0.5 dB 284 */ 285 static u32 vol_compute_gain(u32 value, int *tlv) 286 { 287 int dB_gain; 288 u32 linear_gain; 289 int f_step; 290 291 /* mute volume */ 292 if (value == 0 && tlv[TLV_MUTE]) 293 return 0; 294 295 /* 296 * compute dB gain from tlv. tlv_step 297 * in topology is multiplied by 100 298 */ 299 dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100; 300 301 /* 302 * compute linear gain represented by fixed-point 303 * int with VOLUME_FWL fractional bits 304 */ 305 linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL); 306 307 /* extract the fractional part of volume step */ 308 f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100); 309 310 /* if volume step is an odd multiple of 0.5 dB */ 311 if (f_step == VOL_HALF_DB_STEP && (value & 1)) 312 linear_gain = vol_shift_64((u64)linear_gain * 313 VOL_FORTIETH_ROOT_OF_TEN, 314 VOLUME_FWL); 315 316 return linear_gain; 317 } 318 319 /* 320 * Set up volume table for kcontrols from tlv data 321 * "size" specifies the number of entries in the table 322 */ 323 static int set_up_volume_table(struct snd_sof_control *scontrol, 324 int tlv[TLV_ITEMS], int size) 325 { 326 int j; 327 328 /* init the volume table */ 329 scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); 330 if (!scontrol->volume_table) 331 return -ENOMEM; 332 333 /* populate the volume table */ 334 for (j = 0; j < size ; j++) 335 scontrol->volume_table[j] = vol_compute_gain(j, tlv); 336 337 return 0; 338 } 339 340 struct sof_dai_types { 341 const char *name; 342 enum sof_ipc_dai_type type; 343 }; 344 345 static const struct sof_dai_types sof_dais[] = { 346 {"SSP", SOF_DAI_INTEL_SSP}, 347 {"HDA", SOF_DAI_INTEL_HDA}, 348 {"DMIC", SOF_DAI_INTEL_DMIC}, 349 {"ALH", SOF_DAI_INTEL_ALH}, 350 {"SAI", SOF_DAI_IMX_SAI}, 351 {"ESAI", SOF_DAI_IMX_ESAI}, 352 }; 353 354 static enum sof_ipc_dai_type find_dai(const char *name) 355 { 356 int i; 357 358 for (i = 0; i < ARRAY_SIZE(sof_dais); i++) { 359 if (strcmp(name, sof_dais[i].name) == 0) 360 return sof_dais[i].type; 361 } 362 363 return SOF_DAI_INTEL_NONE; 364 } 365 366 /* 367 * Supported Frame format types and lookup, add new ones to end of list. 368 */ 369 370 struct sof_frame_types { 371 const char *name; 372 enum sof_ipc_frame frame; 373 }; 374 375 static const struct sof_frame_types sof_frames[] = { 376 {"s16le", SOF_IPC_FRAME_S16_LE}, 377 {"s24le", SOF_IPC_FRAME_S24_4LE}, 378 {"s32le", SOF_IPC_FRAME_S32_LE}, 379 {"float", SOF_IPC_FRAME_FLOAT}, 380 }; 381 382 static enum sof_ipc_frame find_format(const char *name) 383 { 384 int i; 385 386 for (i = 0; i < ARRAY_SIZE(sof_frames); i++) { 387 if (strcmp(name, sof_frames[i].name) == 0) 388 return sof_frames[i].frame; 389 } 390 391 /* use s32le if nothing is specified */ 392 return SOF_IPC_FRAME_S32_LE; 393 } 394 395 struct sof_process_types { 396 const char *name; 397 enum sof_ipc_process_type type; 398 enum sof_comp_type comp_type; 399 }; 400 401 static const struct sof_process_types sof_process[] = { 402 {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR}, 403 {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR}, 404 {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT}, 405 {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB}, 406 {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR}, 407 {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX}, 408 {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX}, 409 }; 410 411 static enum sof_ipc_process_type find_process(const char *name) 412 { 413 int i; 414 415 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 416 if (strcmp(name, sof_process[i].name) == 0) 417 return sof_process[i].type; 418 } 419 420 return SOF_PROCESS_NONE; 421 } 422 423 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type) 424 { 425 int i; 426 427 for (i = 0; i < ARRAY_SIZE(sof_process); i++) { 428 if (sof_process[i].type == type) 429 return sof_process[i].comp_type; 430 } 431 432 return SOF_COMP_NONE; 433 } 434 435 /* 436 * Topology Token Parsing. 437 * New tokens should be added to headers and parsing tables below. 438 */ 439 440 struct sof_topology_token { 441 u32 token; 442 u32 type; 443 int (*get_token)(void *elem, void *object, u32 offset, u32 size); 444 u32 offset; 445 u32 size; 446 }; 447 448 static int get_token_u32(void *elem, void *object, u32 offset, u32 size) 449 { 450 struct snd_soc_tplg_vendor_value_elem *velem = elem; 451 u32 *val = (u32 *)((u8 *)object + offset); 452 453 *val = le32_to_cpu(velem->value); 454 return 0; 455 } 456 457 static int get_token_u16(void *elem, void *object, u32 offset, u32 size) 458 { 459 struct snd_soc_tplg_vendor_value_elem *velem = elem; 460 u16 *val = (u16 *)((u8 *)object + offset); 461 462 *val = (u16)le32_to_cpu(velem->value); 463 return 0; 464 } 465 466 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size) 467 { 468 struct snd_soc_tplg_vendor_string_elem *velem = elem; 469 u32 *val = (u32 *)((u8 *)object + offset); 470 471 *val = find_format(velem->string); 472 return 0; 473 } 474 475 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size) 476 { 477 struct snd_soc_tplg_vendor_string_elem *velem = elem; 478 u32 *val = (u32 *)((u8 *)object + offset); 479 480 *val = find_dai(velem->string); 481 return 0; 482 } 483 484 static int get_token_process_type(void *elem, void *object, u32 offset, 485 u32 size) 486 { 487 struct snd_soc_tplg_vendor_string_elem *velem = elem; 488 u32 *val = (u32 *)((u8 *)object + offset); 489 490 *val = find_process(velem->string); 491 return 0; 492 } 493 494 /* Buffers */ 495 static const struct sof_topology_token buffer_tokens[] = { 496 {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 497 offsetof(struct sof_ipc_buffer, size), 0}, 498 {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 499 offsetof(struct sof_ipc_buffer, caps), 0}, 500 }; 501 502 /* DAI */ 503 static const struct sof_topology_token dai_tokens[] = { 504 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 505 offsetof(struct sof_ipc_comp_dai, type), 0}, 506 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 507 offsetof(struct sof_ipc_comp_dai, dai_index), 0}, 508 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 509 offsetof(struct sof_ipc_comp_dai, direction), 0}, 510 }; 511 512 /* BE DAI link */ 513 static const struct sof_topology_token dai_link_tokens[] = { 514 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type, 515 offsetof(struct sof_ipc_dai_config, type), 0}, 516 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 517 offsetof(struct sof_ipc_dai_config, dai_index), 0}, 518 }; 519 520 /* scheduling */ 521 static const struct sof_topology_token sched_tokens[] = { 522 {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 523 offsetof(struct sof_ipc_pipe_new, period), 0}, 524 {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 525 offsetof(struct sof_ipc_pipe_new, priority), 0}, 526 {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 527 offsetof(struct sof_ipc_pipe_new, period_mips), 0}, 528 {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 529 offsetof(struct sof_ipc_pipe_new, core), 0}, 530 {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 531 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0}, 532 {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 533 offsetof(struct sof_ipc_pipe_new, time_domain), 0}, 534 }; 535 536 /* volume */ 537 static const struct sof_topology_token volume_tokens[] = { 538 {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD, 539 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0}, 540 {SOF_TKN_VOLUME_RAMP_STEP_MS, 541 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 542 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0}, 543 }; 544 545 /* SRC */ 546 static const struct sof_topology_token src_tokens[] = { 547 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 548 offsetof(struct sof_ipc_comp_src, source_rate), 0}, 549 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 550 offsetof(struct sof_ipc_comp_src, sink_rate), 0}, 551 }; 552 553 /* Tone */ 554 static const struct sof_topology_token tone_tokens[] = { 555 }; 556 557 /* EFFECT */ 558 static const struct sof_topology_token process_tokens[] = { 559 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, 560 get_token_process_type, 561 offsetof(struct sof_ipc_comp_process, type), 0}, 562 }; 563 564 /* PCM */ 565 static const struct sof_topology_token pcm_tokens[] = { 566 {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 567 offsetof(struct sof_ipc_comp_host, dmac_config), 0}, 568 }; 569 570 /* Generic components */ 571 static const struct sof_topology_token comp_tokens[] = { 572 {SOF_TKN_COMP_PERIOD_SINK_COUNT, 573 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 574 offsetof(struct sof_ipc_comp_config, periods_sink), 0}, 575 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT, 576 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 577 offsetof(struct sof_ipc_comp_config, periods_source), 0}, 578 {SOF_TKN_COMP_FORMAT, 579 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format, 580 offsetof(struct sof_ipc_comp_config, frame_fmt), 0}, 581 }; 582 583 /* SSP */ 584 static const struct sof_topology_token ssp_tokens[] = { 585 {SOF_TKN_INTEL_SSP_CLKS_CONTROL, 586 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 587 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0}, 588 {SOF_TKN_INTEL_SSP_MCLK_ID, 589 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 590 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0}, 591 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 592 get_token_u32, 593 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0}, 594 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, 595 get_token_u16, 596 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0}, 597 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD, 598 get_token_u32, 599 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0}, 600 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL, 601 get_token_u16, 602 offsetof(struct sof_ipc_dai_ssp_params, 603 tdm_per_slot_padding_flag), 0}, 604 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD, 605 get_token_u32, 606 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0}, 607 608 }; 609 610 /* DMIC */ 611 static const struct sof_topology_token dmic_tokens[] = { 612 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION, 613 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 614 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version), 615 0}, 616 {SOF_TKN_INTEL_DMIC_CLK_MIN, 617 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 618 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0}, 619 {SOF_TKN_INTEL_DMIC_CLK_MAX, 620 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 621 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0}, 622 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE, 623 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 624 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0}, 625 {SOF_TKN_INTEL_DMIC_DUTY_MIN, 626 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 627 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0}, 628 {SOF_TKN_INTEL_DMIC_DUTY_MAX, 629 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 630 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0}, 631 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE, 632 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 633 offsetof(struct sof_ipc_dai_dmic_params, 634 num_pdm_active), 0}, 635 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, 636 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 637 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0}, 638 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, 639 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 640 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0}, 641 642 }; 643 644 /* ESAI */ 645 static const struct sof_topology_token esai_tokens[] = { 646 {SOF_TKN_IMX_ESAI_MCLK_ID, 647 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 648 offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0}, 649 }; 650 651 /* 652 * DMIC PDM Tokens 653 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token 654 * as it increments the index while parsing the array of pdm tokens 655 * and determines the correct offset 656 */ 657 static const struct sof_topology_token dmic_pdm_tokens[] = { 658 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID, 659 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 660 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id), 661 0}, 662 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable, 663 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 664 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a), 665 0}, 666 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable, 667 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 668 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b), 669 0}, 670 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A, 671 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 672 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a), 673 0}, 674 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B, 675 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 676 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b), 677 0}, 678 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE, 679 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 680 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge), 681 0}, 682 {SOF_TKN_INTEL_DMIC_PDM_SKEW, 683 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, 684 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew), 685 0}, 686 }; 687 688 /* HDA */ 689 static const struct sof_topology_token hda_tokens[] = { 690 }; 691 692 /* Leds */ 693 static const struct sof_topology_token led_tokens[] = { 694 {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, 695 offsetof(struct snd_sof_led_control, use_led), 0}, 696 {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, 697 get_token_u32, offsetof(struct snd_sof_led_control, direction), 0}, 698 }; 699 700 static void sof_parse_uuid_tokens(struct snd_soc_component *scomp, 701 void *object, 702 const struct sof_topology_token *tokens, 703 int count, 704 struct snd_soc_tplg_vendor_array *array) 705 { 706 struct snd_soc_tplg_vendor_uuid_elem *elem; 707 int i, j; 708 709 /* parse element by element */ 710 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 711 elem = &array->uuid[i]; 712 713 /* search for token */ 714 for (j = 0; j < count; j++) { 715 /* match token type */ 716 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID) 717 continue; 718 719 /* match token id */ 720 if (tokens[j].token != le32_to_cpu(elem->token)) 721 continue; 722 723 /* matched - now load token */ 724 tokens[j].get_token(elem, object, tokens[j].offset, 725 tokens[j].size); 726 } 727 } 728 } 729 730 static void sof_parse_string_tokens(struct snd_soc_component *scomp, 731 void *object, 732 const struct sof_topology_token *tokens, 733 int count, 734 struct snd_soc_tplg_vendor_array *array) 735 { 736 struct snd_soc_tplg_vendor_string_elem *elem; 737 int i, j; 738 739 /* parse element by element */ 740 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 741 elem = &array->string[i]; 742 743 /* search for token */ 744 for (j = 0; j < count; j++) { 745 /* match token type */ 746 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING) 747 continue; 748 749 /* match token id */ 750 if (tokens[j].token != le32_to_cpu(elem->token)) 751 continue; 752 753 /* matched - now load token */ 754 tokens[j].get_token(elem, object, tokens[j].offset, 755 tokens[j].size); 756 } 757 } 758 } 759 760 static void sof_parse_word_tokens(struct snd_soc_component *scomp, 761 void *object, 762 const struct sof_topology_token *tokens, 763 int count, 764 struct snd_soc_tplg_vendor_array *array) 765 { 766 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 767 struct snd_soc_tplg_vendor_value_elem *elem; 768 size_t size = sizeof(struct sof_ipc_dai_dmic_pdm_ctrl); 769 int i, j; 770 u32 offset; 771 u32 *index = NULL; 772 773 /* parse element by element */ 774 for (i = 0; i < le32_to_cpu(array->num_elems); i++) { 775 elem = &array->value[i]; 776 777 /* search for token */ 778 for (j = 0; j < count; j++) { 779 /* match token type */ 780 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD || 781 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT || 782 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE || 783 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL)) 784 continue; 785 786 /* match token id */ 787 if (tokens[j].token != le32_to_cpu(elem->token)) 788 continue; 789 790 /* pdm config array index */ 791 if (sdev->private) 792 index = sdev->private; 793 794 /* matched - determine offset */ 795 switch (tokens[j].token) { 796 case SOF_TKN_INTEL_DMIC_PDM_CTRL_ID: 797 798 /* inc number of pdm array index */ 799 if (index) 800 (*index)++; 801 /* fallthrough */ 802 case SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable: 803 case SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable: 804 case SOF_TKN_INTEL_DMIC_PDM_POLARITY_A: 805 case SOF_TKN_INTEL_DMIC_PDM_POLARITY_B: 806 case SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE: 807 case SOF_TKN_INTEL_DMIC_PDM_SKEW: 808 809 /* check if array index is valid */ 810 if (!index || *index == 0) { 811 dev_err(sdev->dev, 812 "error: invalid array offset\n"); 813 continue; 814 } else { 815 /* offset within the pdm config array */ 816 offset = size * (*index - 1); 817 } 818 break; 819 default: 820 offset = 0; 821 break; 822 } 823 824 /* load token */ 825 tokens[j].get_token(elem, object, 826 offset + tokens[j].offset, 827 tokens[j].size); 828 } 829 } 830 } 831 832 static int sof_parse_tokens(struct snd_soc_component *scomp, 833 void *object, 834 const struct sof_topology_token *tokens, 835 int count, 836 struct snd_soc_tplg_vendor_array *array, 837 int priv_size) 838 { 839 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 840 int asize; 841 842 while (priv_size > 0) { 843 asize = le32_to_cpu(array->size); 844 845 /* validate asize */ 846 if (asize < 0) { /* FIXME: A zero-size array makes no sense */ 847 dev_err(sdev->dev, "error: invalid array size 0x%x\n", 848 asize); 849 return -EINVAL; 850 } 851 852 /* make sure there is enough data before parsing */ 853 priv_size -= asize; 854 if (priv_size < 0) { 855 dev_err(sdev->dev, "error: invalid array size 0x%x\n", 856 asize); 857 return -EINVAL; 858 } 859 860 /* call correct parser depending on type */ 861 switch (le32_to_cpu(array->type)) { 862 case SND_SOC_TPLG_TUPLE_TYPE_UUID: 863 sof_parse_uuid_tokens(scomp, object, tokens, count, 864 array); 865 break; 866 case SND_SOC_TPLG_TUPLE_TYPE_STRING: 867 sof_parse_string_tokens(scomp, object, tokens, count, 868 array); 869 break; 870 case SND_SOC_TPLG_TUPLE_TYPE_BOOL: 871 case SND_SOC_TPLG_TUPLE_TYPE_BYTE: 872 case SND_SOC_TPLG_TUPLE_TYPE_WORD: 873 case SND_SOC_TPLG_TUPLE_TYPE_SHORT: 874 sof_parse_word_tokens(scomp, object, tokens, count, 875 array); 876 break; 877 default: 878 dev_err(sdev->dev, "error: unknown token type %d\n", 879 array->type); 880 return -EINVAL; 881 } 882 883 /* next array */ 884 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array 885 + asize); 886 } 887 return 0; 888 } 889 890 static void sof_dbg_comp_config(struct snd_soc_component *scomp, 891 struct sof_ipc_comp_config *config) 892 { 893 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 894 895 dev_dbg(sdev->dev, " config: periods snk %d src %d fmt %d\n", 896 config->periods_sink, config->periods_source, 897 config->frame_fmt); 898 } 899 900 /* 901 * Standard Kcontrols. 902 */ 903 904 static int sof_control_load_volume(struct snd_soc_component *scomp, 905 struct snd_sof_control *scontrol, 906 struct snd_kcontrol_new *kc, 907 struct snd_soc_tplg_ctl_hdr *hdr) 908 { 909 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 910 struct snd_soc_tplg_mixer_control *mc = 911 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); 912 struct sof_ipc_ctrl_data *cdata; 913 int tlv[TLV_ITEMS]; 914 unsigned int i; 915 int ret; 916 917 /* validate topology data */ 918 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) 919 return -EINVAL; 920 921 /* init the volume get/put data */ 922 scontrol->size = struct_size(scontrol->control_data, chanv, 923 le32_to_cpu(mc->num_channels)); 924 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 925 if (!scontrol->control_data) 926 return -ENOMEM; 927 928 scontrol->comp_id = sdev->next_comp_id; 929 scontrol->min_volume_step = le32_to_cpu(mc->min); 930 scontrol->max_volume_step = le32_to_cpu(mc->max); 931 scontrol->num_channels = le32_to_cpu(mc->num_channels); 932 933 /* set cmd for mixer control */ 934 if (le32_to_cpu(mc->max) == 1) { 935 scontrol->cmd = SOF_CTRL_CMD_SWITCH; 936 goto out; 937 } 938 939 scontrol->cmd = SOF_CTRL_CMD_VOLUME; 940 941 /* extract tlv data */ 942 if (get_tlv_data(kc->tlv.p, tlv) < 0) { 943 dev_err(sdev->dev, "error: invalid TLV data\n"); 944 return -EINVAL; 945 } 946 947 /* set up volume table */ 948 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1); 949 if (ret < 0) { 950 dev_err(sdev->dev, "error: setting up volume table\n"); 951 return ret; 952 } 953 954 /* set default volume values to 0dB in control */ 955 cdata = scontrol->control_data; 956 for (i = 0; i < scontrol->num_channels; i++) { 957 cdata->chanv[i].channel = i; 958 cdata->chanv[i].value = VOL_ZERO_DB; 959 } 960 961 out: 962 /* set up possible led control from mixer private data */ 963 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens, 964 ARRAY_SIZE(led_tokens), mc->priv.array, 965 le32_to_cpu(mc->priv.size)); 966 if (ret != 0) { 967 dev_err(sdev->dev, "error: parse led tokens failed %d\n", 968 le32_to_cpu(mc->priv.size)); 969 return ret; 970 } 971 972 dev_dbg(sdev->dev, "tplg: load kcontrol index %d chans %d\n", 973 scontrol->comp_id, scontrol->num_channels); 974 975 return 0; 976 } 977 978 static int sof_control_load_enum(struct snd_soc_component *scomp, 979 struct snd_sof_control *scontrol, 980 struct snd_kcontrol_new *kc, 981 struct snd_soc_tplg_ctl_hdr *hdr) 982 { 983 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 984 struct snd_soc_tplg_enum_control *ec = 985 container_of(hdr, struct snd_soc_tplg_enum_control, hdr); 986 987 /* validate topology data */ 988 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN) 989 return -EINVAL; 990 991 /* init the enum get/put data */ 992 scontrol->size = struct_size(scontrol->control_data, chanv, 993 le32_to_cpu(ec->num_channels)); 994 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); 995 if (!scontrol->control_data) 996 return -ENOMEM; 997 998 scontrol->comp_id = sdev->next_comp_id; 999 scontrol->num_channels = le32_to_cpu(ec->num_channels); 1000 1001 scontrol->cmd = SOF_CTRL_CMD_ENUM; 1002 1003 dev_dbg(sdev->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n", 1004 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id); 1005 1006 return 0; 1007 } 1008 1009 static int sof_control_load_bytes(struct snd_soc_component *scomp, 1010 struct snd_sof_control *scontrol, 1011 struct snd_kcontrol_new *kc, 1012 struct snd_soc_tplg_ctl_hdr *hdr) 1013 { 1014 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1015 struct sof_ipc_ctrl_data *cdata; 1016 struct snd_soc_tplg_bytes_control *control = 1017 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); 1018 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value; 1019 int max_size = sbe->max; 1020 1021 if (le32_to_cpu(control->priv.size) > max_size) { 1022 dev_err(sdev->dev, "err: bytes data size %d exceeds max %d.\n", 1023 control->priv.size, max_size); 1024 return -EINVAL; 1025 } 1026 1027 /* init the get/put bytes data */ 1028 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + 1029 le32_to_cpu(control->priv.size); 1030 scontrol->control_data = kzalloc(max_size, GFP_KERNEL); 1031 cdata = scontrol->control_data; 1032 if (!scontrol->control_data) 1033 return -ENOMEM; 1034 1035 scontrol->comp_id = sdev->next_comp_id; 1036 scontrol->cmd = SOF_CTRL_CMD_BINARY; 1037 1038 dev_dbg(sdev->dev, "tplg: load kcontrol index %d chans %d\n", 1039 scontrol->comp_id, scontrol->num_channels); 1040 1041 if (le32_to_cpu(control->priv.size) > 0) { 1042 memcpy(cdata->data, control->priv.data, 1043 le32_to_cpu(control->priv.size)); 1044 1045 if (cdata->data->magic != SOF_ABI_MAGIC) { 1046 dev_err(sdev->dev, "error: Wrong ABI magic 0x%08x.\n", 1047 cdata->data->magic); 1048 return -EINVAL; 1049 } 1050 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, 1051 cdata->data->abi)) { 1052 dev_err(sdev->dev, 1053 "error: Incompatible ABI version 0x%08x.\n", 1054 cdata->data->abi); 1055 return -EINVAL; 1056 } 1057 if (cdata->data->size + sizeof(const struct sof_abi_hdr) != 1058 le32_to_cpu(control->priv.size)) { 1059 dev_err(sdev->dev, 1060 "error: Conflict in bytes vs. priv size.\n"); 1061 return -EINVAL; 1062 } 1063 } 1064 return 0; 1065 } 1066 1067 /* external kcontrol init - used for any driver specific init */ 1068 static int sof_control_load(struct snd_soc_component *scomp, int index, 1069 struct snd_kcontrol_new *kc, 1070 struct snd_soc_tplg_ctl_hdr *hdr) 1071 { 1072 struct soc_mixer_control *sm; 1073 struct soc_bytes_ext *sbe; 1074 struct soc_enum *se; 1075 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1076 struct snd_soc_dobj *dobj; 1077 struct snd_sof_control *scontrol; 1078 int ret = -EINVAL; 1079 1080 dev_dbg(sdev->dev, "tplg: load control type %d name : %s\n", 1081 hdr->type, hdr->name); 1082 1083 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL); 1084 if (!scontrol) 1085 return -ENOMEM; 1086 1087 scontrol->sdev = sdev; 1088 1089 switch (le32_to_cpu(hdr->ops.info)) { 1090 case SND_SOC_TPLG_CTL_VOLSW: 1091 case SND_SOC_TPLG_CTL_VOLSW_SX: 1092 case SND_SOC_TPLG_CTL_VOLSW_XR_SX: 1093 sm = (struct soc_mixer_control *)kc->private_value; 1094 dobj = &sm->dobj; 1095 ret = sof_control_load_volume(scomp, scontrol, kc, hdr); 1096 break; 1097 case SND_SOC_TPLG_CTL_BYTES: 1098 sbe = (struct soc_bytes_ext *)kc->private_value; 1099 dobj = &sbe->dobj; 1100 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr); 1101 break; 1102 case SND_SOC_TPLG_CTL_ENUM: 1103 case SND_SOC_TPLG_CTL_ENUM_VALUE: 1104 se = (struct soc_enum *)kc->private_value; 1105 dobj = &se->dobj; 1106 ret = sof_control_load_enum(scomp, scontrol, kc, hdr); 1107 break; 1108 case SND_SOC_TPLG_CTL_RANGE: 1109 case SND_SOC_TPLG_CTL_STROBE: 1110 case SND_SOC_TPLG_DAPM_CTL_VOLSW: 1111 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: 1112 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: 1113 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: 1114 case SND_SOC_TPLG_DAPM_CTL_PIN: 1115 default: 1116 dev_warn(sdev->dev, "control type not supported %d:%d:%d\n", 1117 hdr->ops.get, hdr->ops.put, hdr->ops.info); 1118 kfree(scontrol); 1119 return 0; 1120 } 1121 1122 dobj->private = scontrol; 1123 list_add(&scontrol->list, &sdev->kcontrol_list); 1124 return ret; 1125 } 1126 1127 static int sof_control_unload(struct snd_soc_component *scomp, 1128 struct snd_soc_dobj *dobj) 1129 { 1130 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1131 struct sof_ipc_free fcomp; 1132 struct snd_sof_control *scontrol = dobj->private; 1133 1134 dev_dbg(sdev->dev, "tplg: unload control name : %s\n", scomp->name); 1135 1136 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE; 1137 fcomp.hdr.size = sizeof(fcomp); 1138 fcomp.id = scontrol->comp_id; 1139 1140 kfree(scontrol->control_data); 1141 list_del(&scontrol->list); 1142 kfree(scontrol); 1143 /* send IPC to the DSP */ 1144 return sof_ipc_tx_message(sdev->ipc, 1145 fcomp.hdr.cmd, &fcomp, sizeof(fcomp), 1146 NULL, 0); 1147 } 1148 1149 /* 1150 * DAI Topology 1151 */ 1152 1153 static int sof_connect_dai_widget(struct snd_soc_component *scomp, 1154 struct snd_soc_dapm_widget *w, 1155 struct snd_soc_tplg_dapm_widget *tw, 1156 struct snd_sof_dai *dai) 1157 { 1158 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1159 struct snd_soc_card *card = scomp->card; 1160 struct snd_soc_pcm_runtime *rtd; 1161 1162 list_for_each_entry(rtd, &card->rtd_list, list) { 1163 dev_vdbg(sdev->dev, "tplg: check widget: %s stream: %s dai stream: %s\n", 1164 w->name, w->sname, rtd->dai_link->stream_name); 1165 1166 if (!w->sname || !rtd->dai_link->stream_name) 1167 continue; 1168 1169 /* does stream match DAI link ? */ 1170 if (strcmp(w->sname, rtd->dai_link->stream_name)) 1171 continue; 1172 1173 switch (w->id) { 1174 case snd_soc_dapm_dai_out: 1175 rtd->cpu_dai->capture_widget = w; 1176 dai->name = rtd->dai_link->name; 1177 dev_dbg(sdev->dev, "tplg: connected widget %s -> DAI link %s\n", 1178 w->name, rtd->dai_link->name); 1179 break; 1180 case snd_soc_dapm_dai_in: 1181 rtd->cpu_dai->playback_widget = w; 1182 dai->name = rtd->dai_link->name; 1183 dev_dbg(sdev->dev, "tplg: connected widget %s -> DAI link %s\n", 1184 w->name, rtd->dai_link->name); 1185 break; 1186 default: 1187 break; 1188 } 1189 } 1190 1191 /* check we have a connection */ 1192 if (!dai->name) { 1193 dev_err(sdev->dev, "error: can't connect DAI %s stream %s\n", 1194 w->name, w->sname); 1195 return -EINVAL; 1196 } 1197 1198 return 0; 1199 } 1200 1201 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, 1202 struct snd_sof_widget *swidget, 1203 struct snd_soc_tplg_dapm_widget *tw, 1204 struct sof_ipc_comp_reply *r, 1205 struct snd_sof_dai *dai) 1206 { 1207 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1208 struct snd_soc_tplg_private *private = &tw->priv; 1209 struct sof_ipc_comp_dai comp_dai; 1210 int ret; 1211 1212 /* configure dai IPC message */ 1213 memset(&comp_dai, 0, sizeof(comp_dai)); 1214 comp_dai.comp.hdr.size = sizeof(comp_dai); 1215 comp_dai.comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1216 comp_dai.comp.id = swidget->comp_id; 1217 comp_dai.comp.type = SOF_COMP_DAI; 1218 comp_dai.comp.pipeline_id = index; 1219 comp_dai.config.hdr.size = sizeof(comp_dai.config); 1220 1221 ret = sof_parse_tokens(scomp, &comp_dai, dai_tokens, 1222 ARRAY_SIZE(dai_tokens), private->array, 1223 le32_to_cpu(private->size)); 1224 if (ret != 0) { 1225 dev_err(sdev->dev, "error: parse dai tokens failed %d\n", 1226 le32_to_cpu(private->size)); 1227 return ret; 1228 } 1229 1230 ret = sof_parse_tokens(scomp, &comp_dai.config, comp_tokens, 1231 ARRAY_SIZE(comp_tokens), private->array, 1232 le32_to_cpu(private->size)); 1233 if (ret != 0) { 1234 dev_err(sdev->dev, "error: parse dai.cfg tokens failed %d\n", 1235 private->size); 1236 return ret; 1237 } 1238 1239 dev_dbg(sdev->dev, "dai %s: type %d index %d\n", 1240 swidget->widget->name, comp_dai.type, comp_dai.dai_index); 1241 sof_dbg_comp_config(scomp, &comp_dai.config); 1242 1243 ret = sof_ipc_tx_message(sdev->ipc, comp_dai.comp.hdr.cmd, 1244 &comp_dai, sizeof(comp_dai), r, sizeof(*r)); 1245 1246 if (ret == 0 && dai) { 1247 dai->sdev = sdev; 1248 memcpy(&dai->comp_dai, &comp_dai, sizeof(comp_dai)); 1249 } 1250 1251 return ret; 1252 } 1253 1254 /* 1255 * Buffer topology 1256 */ 1257 1258 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index, 1259 struct snd_sof_widget *swidget, 1260 struct snd_soc_tplg_dapm_widget *tw, 1261 struct sof_ipc_comp_reply *r) 1262 { 1263 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1264 struct snd_soc_tplg_private *private = &tw->priv; 1265 struct sof_ipc_buffer *buffer; 1266 int ret; 1267 1268 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); 1269 if (!buffer) 1270 return -ENOMEM; 1271 1272 /* configure dai IPC message */ 1273 buffer->comp.hdr.size = sizeof(*buffer); 1274 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW; 1275 buffer->comp.id = swidget->comp_id; 1276 buffer->comp.type = SOF_COMP_BUFFER; 1277 buffer->comp.pipeline_id = index; 1278 1279 ret = sof_parse_tokens(scomp, buffer, buffer_tokens, 1280 ARRAY_SIZE(buffer_tokens), private->array, 1281 le32_to_cpu(private->size)); 1282 if (ret != 0) { 1283 dev_err(sdev->dev, "error: parse buffer tokens failed %d\n", 1284 private->size); 1285 kfree(buffer); 1286 return ret; 1287 } 1288 1289 dev_dbg(sdev->dev, "buffer %s: size %d caps 0x%x\n", 1290 swidget->widget->name, buffer->size, buffer->caps); 1291 1292 swidget->private = buffer; 1293 1294 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer, 1295 sizeof(*buffer), r, sizeof(*r)); 1296 if (ret < 0) { 1297 dev_err(sdev->dev, "error: buffer %s load failed\n", 1298 swidget->widget->name); 1299 kfree(buffer); 1300 } 1301 1302 return ret; 1303 } 1304 1305 /* bind PCM ID to host component ID */ 1306 static int spcm_bind(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, 1307 int dir) 1308 { 1309 struct snd_sof_widget *host_widget; 1310 1311 host_widget = snd_sof_find_swidget_sname(sdev, 1312 spcm->pcm.caps[dir].name, 1313 dir); 1314 if (!host_widget) { 1315 dev_err(sdev->dev, "can't find host comp to bind pcm\n"); 1316 return -EINVAL; 1317 } 1318 1319 spcm->stream[dir].comp_id = host_widget->comp_id; 1320 1321 return 0; 1322 } 1323 1324 /* 1325 * PCM Topology 1326 */ 1327 1328 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index, 1329 struct snd_sof_widget *swidget, 1330 enum sof_ipc_stream_direction dir, 1331 struct snd_soc_tplg_dapm_widget *tw, 1332 struct sof_ipc_comp_reply *r) 1333 { 1334 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1335 struct snd_soc_tplg_private *private = &tw->priv; 1336 struct sof_ipc_comp_host *host; 1337 int ret; 1338 1339 host = kzalloc(sizeof(*host), GFP_KERNEL); 1340 if (!host) 1341 return -ENOMEM; 1342 1343 /* configure host comp IPC message */ 1344 host->comp.hdr.size = sizeof(*host); 1345 host->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1346 host->comp.id = swidget->comp_id; 1347 host->comp.type = SOF_COMP_HOST; 1348 host->comp.pipeline_id = index; 1349 host->direction = dir; 1350 host->config.hdr.size = sizeof(host->config); 1351 1352 ret = sof_parse_tokens(scomp, host, pcm_tokens, 1353 ARRAY_SIZE(pcm_tokens), private->array, 1354 le32_to_cpu(private->size)); 1355 if (ret != 0) { 1356 dev_err(sdev->dev, "error: parse host tokens failed %d\n", 1357 private->size); 1358 goto err; 1359 } 1360 1361 ret = sof_parse_tokens(scomp, &host->config, comp_tokens, 1362 ARRAY_SIZE(comp_tokens), private->array, 1363 le32_to_cpu(private->size)); 1364 if (ret != 0) { 1365 dev_err(sdev->dev, "error: parse host.cfg tokens failed %d\n", 1366 le32_to_cpu(private->size)); 1367 goto err; 1368 } 1369 1370 dev_dbg(sdev->dev, "loaded host %s\n", swidget->widget->name); 1371 sof_dbg_comp_config(scomp, &host->config); 1372 1373 swidget->private = host; 1374 1375 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host, 1376 sizeof(*host), r, sizeof(*r)); 1377 if (ret >= 0) 1378 return ret; 1379 err: 1380 kfree(host); 1381 return ret; 1382 } 1383 1384 /* 1385 * Pipeline Topology 1386 */ 1387 int sof_load_pipeline_ipc(struct snd_sof_dev *sdev, 1388 struct sof_ipc_pipe_new *pipeline, 1389 struct sof_ipc_comp_reply *r) 1390 { 1391 struct sof_ipc_pm_core_config pm_core_config; 1392 int ret; 1393 1394 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline, 1395 sizeof(*pipeline), r, sizeof(*r)); 1396 if (ret < 0) { 1397 dev_err(sdev->dev, "error: load pipeline ipc failure\n"); 1398 return ret; 1399 } 1400 1401 /* power up the core that this pipeline is scheduled on */ 1402 ret = snd_sof_dsp_core_power_up(sdev, 1 << pipeline->core); 1403 if (ret < 0) { 1404 dev_err(sdev->dev, "error: powering up pipeline schedule core %d\n", 1405 pipeline->core); 1406 return ret; 1407 } 1408 1409 /* update enabled cores mask */ 1410 sdev->enabled_cores_mask |= 1 << pipeline->core; 1411 1412 /* 1413 * Now notify DSP that the core that this pipeline is scheduled on 1414 * has been powered up 1415 */ 1416 memset(&pm_core_config, 0, sizeof(pm_core_config)); 1417 pm_core_config.enable_mask = sdev->enabled_cores_mask; 1418 1419 /* configure CORE_ENABLE ipc message */ 1420 pm_core_config.hdr.size = sizeof(pm_core_config); 1421 pm_core_config.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE; 1422 1423 /* send ipc */ 1424 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd, 1425 &pm_core_config, sizeof(pm_core_config), 1426 &pm_core_config, sizeof(pm_core_config)); 1427 if (ret < 0) 1428 dev_err(sdev->dev, "error: core enable ipc failure\n"); 1429 1430 return ret; 1431 } 1432 1433 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, 1434 int index, struct snd_sof_widget *swidget, 1435 struct snd_soc_tplg_dapm_widget *tw, 1436 struct sof_ipc_comp_reply *r) 1437 { 1438 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1439 struct snd_soc_tplg_private *private = &tw->priv; 1440 struct sof_ipc_pipe_new *pipeline; 1441 struct snd_sof_widget *comp_swidget; 1442 int ret; 1443 1444 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL); 1445 if (!pipeline) 1446 return -ENOMEM; 1447 1448 /* configure dai IPC message */ 1449 pipeline->hdr.size = sizeof(*pipeline); 1450 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW; 1451 pipeline->pipeline_id = index; 1452 pipeline->comp_id = swidget->comp_id; 1453 1454 /* component at start of pipeline is our stream id */ 1455 comp_swidget = snd_sof_find_swidget(sdev, tw->sname); 1456 if (!comp_swidget) { 1457 dev_err(sdev->dev, "error: widget %s refers to non existent widget %s\n", 1458 tw->name, tw->sname); 1459 ret = -EINVAL; 1460 goto err; 1461 } 1462 1463 pipeline->sched_id = comp_swidget->comp_id; 1464 1465 dev_dbg(sdev->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n", 1466 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id); 1467 1468 ret = sof_parse_tokens(scomp, pipeline, sched_tokens, 1469 ARRAY_SIZE(sched_tokens), private->array, 1470 le32_to_cpu(private->size)); 1471 if (ret != 0) { 1472 dev_err(sdev->dev, "error: parse pipeline tokens failed %d\n", 1473 private->size); 1474 goto err; 1475 } 1476 1477 dev_dbg(sdev->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n", 1478 swidget->widget->name, pipeline->period, pipeline->priority, 1479 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched); 1480 1481 swidget->private = pipeline; 1482 1483 /* send ipc's to create pipeline comp and power up schedule core */ 1484 ret = sof_load_pipeline_ipc(sdev, pipeline, r); 1485 if (ret >= 0) 1486 return ret; 1487 err: 1488 kfree(pipeline); 1489 return ret; 1490 } 1491 1492 /* 1493 * Mixer topology 1494 */ 1495 1496 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index, 1497 struct snd_sof_widget *swidget, 1498 struct snd_soc_tplg_dapm_widget *tw, 1499 struct sof_ipc_comp_reply *r) 1500 { 1501 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1502 struct snd_soc_tplg_private *private = &tw->priv; 1503 struct sof_ipc_comp_mixer *mixer; 1504 int ret; 1505 1506 mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); 1507 if (!mixer) 1508 return -ENOMEM; 1509 1510 /* configure mixer IPC message */ 1511 mixer->comp.hdr.size = sizeof(*mixer); 1512 mixer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1513 mixer->comp.id = swidget->comp_id; 1514 mixer->comp.type = SOF_COMP_MIXER; 1515 mixer->comp.pipeline_id = index; 1516 mixer->config.hdr.size = sizeof(mixer->config); 1517 1518 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens, 1519 ARRAY_SIZE(comp_tokens), private->array, 1520 le32_to_cpu(private->size)); 1521 if (ret != 0) { 1522 dev_err(sdev->dev, "error: parse mixer.cfg tokens failed %d\n", 1523 private->size); 1524 kfree(mixer); 1525 return ret; 1526 } 1527 1528 sof_dbg_comp_config(scomp, &mixer->config); 1529 1530 swidget->private = mixer; 1531 1532 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer, 1533 sizeof(*mixer), r, sizeof(*r)); 1534 if (ret < 0) 1535 kfree(mixer); 1536 1537 return ret; 1538 } 1539 1540 /* 1541 * Mux topology 1542 */ 1543 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index, 1544 struct snd_sof_widget *swidget, 1545 struct snd_soc_tplg_dapm_widget *tw, 1546 struct sof_ipc_comp_reply *r) 1547 { 1548 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1549 struct snd_soc_tplg_private *private = &tw->priv; 1550 struct sof_ipc_comp_mux *mux; 1551 int ret; 1552 1553 mux = kzalloc(sizeof(*mux), GFP_KERNEL); 1554 if (!mux) 1555 return -ENOMEM; 1556 1557 /* configure mux IPC message */ 1558 mux->comp.hdr.size = sizeof(*mux); 1559 mux->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1560 mux->comp.id = swidget->comp_id; 1561 mux->comp.type = SOF_COMP_MUX; 1562 mux->comp.pipeline_id = index; 1563 mux->config.hdr.size = sizeof(mux->config); 1564 1565 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens, 1566 ARRAY_SIZE(comp_tokens), private->array, 1567 le32_to_cpu(private->size)); 1568 if (ret != 0) { 1569 dev_err(sdev->dev, "error: parse mux.cfg tokens failed %d\n", 1570 private->size); 1571 kfree(mux); 1572 return ret; 1573 } 1574 1575 sof_dbg_comp_config(scomp, &mux->config); 1576 1577 swidget->private = mux; 1578 1579 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux, 1580 sizeof(*mux), r, sizeof(*r)); 1581 if (ret < 0) 1582 kfree(mux); 1583 1584 return ret; 1585 } 1586 1587 /* 1588 * PGA Topology 1589 */ 1590 1591 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, 1592 struct snd_sof_widget *swidget, 1593 struct snd_soc_tplg_dapm_widget *tw, 1594 struct sof_ipc_comp_reply *r) 1595 { 1596 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1597 struct snd_soc_tplg_private *private = &tw->priv; 1598 struct sof_ipc_comp_volume *volume; 1599 struct snd_sof_control *scontrol; 1600 int min_step; 1601 int max_step; 1602 int ret; 1603 1604 volume = kzalloc(sizeof(*volume), GFP_KERNEL); 1605 if (!volume) 1606 return -ENOMEM; 1607 1608 if (!le32_to_cpu(tw->num_kcontrols)) { 1609 dev_err(sdev->dev, "error: invalid kcontrol count %d for volume\n", 1610 tw->num_kcontrols); 1611 ret = -EINVAL; 1612 goto err; 1613 } 1614 1615 /* configure volume IPC message */ 1616 volume->comp.hdr.size = sizeof(*volume); 1617 volume->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1618 volume->comp.id = swidget->comp_id; 1619 volume->comp.type = SOF_COMP_VOLUME; 1620 volume->comp.pipeline_id = index; 1621 volume->config.hdr.size = sizeof(volume->config); 1622 1623 ret = sof_parse_tokens(scomp, volume, volume_tokens, 1624 ARRAY_SIZE(volume_tokens), private->array, 1625 le32_to_cpu(private->size)); 1626 if (ret != 0) { 1627 dev_err(sdev->dev, "error: parse volume tokens failed %d\n", 1628 private->size); 1629 goto err; 1630 } 1631 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens, 1632 ARRAY_SIZE(comp_tokens), private->array, 1633 le32_to_cpu(private->size)); 1634 if (ret != 0) { 1635 dev_err(sdev->dev, "error: parse volume.cfg tokens failed %d\n", 1636 le32_to_cpu(private->size)); 1637 goto err; 1638 } 1639 1640 sof_dbg_comp_config(scomp, &volume->config); 1641 1642 swidget->private = volume; 1643 1644 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 1645 if (scontrol->comp_id == swidget->comp_id && 1646 scontrol->volume_table) { 1647 min_step = scontrol->min_volume_step; 1648 max_step = scontrol->max_volume_step; 1649 volume->min_value = scontrol->volume_table[min_step]; 1650 volume->max_value = scontrol->volume_table[max_step]; 1651 volume->channels = scontrol->num_channels; 1652 break; 1653 } 1654 } 1655 1656 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume, 1657 sizeof(*volume), r, sizeof(*r)); 1658 if (ret >= 0) 1659 return ret; 1660 err: 1661 kfree(volume); 1662 return ret; 1663 } 1664 1665 /* 1666 * SRC Topology 1667 */ 1668 1669 static int sof_widget_load_src(struct snd_soc_component *scomp, int index, 1670 struct snd_sof_widget *swidget, 1671 struct snd_soc_tplg_dapm_widget *tw, 1672 struct sof_ipc_comp_reply *r) 1673 { 1674 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1675 struct snd_soc_tplg_private *private = &tw->priv; 1676 struct sof_ipc_comp_src *src; 1677 int ret; 1678 1679 src = kzalloc(sizeof(*src), GFP_KERNEL); 1680 if (!src) 1681 return -ENOMEM; 1682 1683 /* configure src IPC message */ 1684 src->comp.hdr.size = sizeof(*src); 1685 src->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1686 src->comp.id = swidget->comp_id; 1687 src->comp.type = SOF_COMP_SRC; 1688 src->comp.pipeline_id = index; 1689 src->config.hdr.size = sizeof(src->config); 1690 1691 ret = sof_parse_tokens(scomp, src, src_tokens, 1692 ARRAY_SIZE(src_tokens), private->array, 1693 le32_to_cpu(private->size)); 1694 if (ret != 0) { 1695 dev_err(sdev->dev, "error: parse src tokens failed %d\n", 1696 private->size); 1697 goto err; 1698 } 1699 1700 ret = sof_parse_tokens(scomp, &src->config, comp_tokens, 1701 ARRAY_SIZE(comp_tokens), private->array, 1702 le32_to_cpu(private->size)); 1703 if (ret != 0) { 1704 dev_err(sdev->dev, "error: parse src.cfg tokens failed %d\n", 1705 le32_to_cpu(private->size)); 1706 goto err; 1707 } 1708 1709 dev_dbg(sdev->dev, "src %s: source rate %d sink rate %d\n", 1710 swidget->widget->name, src->source_rate, src->sink_rate); 1711 sof_dbg_comp_config(scomp, &src->config); 1712 1713 swidget->private = src; 1714 1715 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src, 1716 sizeof(*src), r, sizeof(*r)); 1717 if (ret >= 0) 1718 return ret; 1719 err: 1720 kfree(src); 1721 return ret; 1722 } 1723 1724 /* 1725 * Signal Generator Topology 1726 */ 1727 1728 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index, 1729 struct snd_sof_widget *swidget, 1730 struct snd_soc_tplg_dapm_widget *tw, 1731 struct sof_ipc_comp_reply *r) 1732 { 1733 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1734 struct snd_soc_tplg_private *private = &tw->priv; 1735 struct sof_ipc_comp_tone *tone; 1736 int ret; 1737 1738 tone = kzalloc(sizeof(*tone), GFP_KERNEL); 1739 if (!tone) 1740 return -ENOMEM; 1741 1742 /* configure siggen IPC message */ 1743 tone->comp.hdr.size = sizeof(*tone); 1744 tone->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1745 tone->comp.id = swidget->comp_id; 1746 tone->comp.type = SOF_COMP_TONE; 1747 tone->comp.pipeline_id = index; 1748 tone->config.hdr.size = sizeof(tone->config); 1749 1750 ret = sof_parse_tokens(scomp, tone, tone_tokens, 1751 ARRAY_SIZE(tone_tokens), private->array, 1752 le32_to_cpu(private->size)); 1753 if (ret != 0) { 1754 dev_err(sdev->dev, "error: parse tone tokens failed %d\n", 1755 le32_to_cpu(private->size)); 1756 goto err; 1757 } 1758 1759 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens, 1760 ARRAY_SIZE(comp_tokens), private->array, 1761 le32_to_cpu(private->size)); 1762 if (ret != 0) { 1763 dev_err(sdev->dev, "error: parse tone.cfg tokens failed %d\n", 1764 le32_to_cpu(private->size)); 1765 goto err; 1766 } 1767 1768 dev_dbg(sdev->dev, "tone %s: frequency %d amplitude %d\n", 1769 swidget->widget->name, tone->frequency, tone->amplitude); 1770 sof_dbg_comp_config(scomp, &tone->config); 1771 1772 swidget->private = tone; 1773 1774 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone, 1775 sizeof(*tone), r, sizeof(*r)); 1776 if (ret >= 0) 1777 return ret; 1778 err: 1779 kfree(tone); 1780 return ret; 1781 } 1782 1783 static int sof_get_control_data(struct snd_sof_dev *sdev, 1784 struct snd_soc_dapm_widget *widget, 1785 struct sof_widget_data *wdata, 1786 size_t *size) 1787 { 1788 const struct snd_kcontrol_new *kc; 1789 struct soc_mixer_control *sm; 1790 struct soc_bytes_ext *sbe; 1791 struct soc_enum *se; 1792 int i; 1793 1794 *size = 0; 1795 1796 for (i = 0; i < widget->num_kcontrols; i++) { 1797 kc = &widget->kcontrol_news[i]; 1798 1799 switch (widget->dobj.widget.kcontrol_type) { 1800 case SND_SOC_TPLG_TYPE_MIXER: 1801 sm = (struct soc_mixer_control *)kc->private_value; 1802 wdata[i].control = sm->dobj.private; 1803 break; 1804 case SND_SOC_TPLG_TYPE_BYTES: 1805 sbe = (struct soc_bytes_ext *)kc->private_value; 1806 wdata[i].control = sbe->dobj.private; 1807 break; 1808 case SND_SOC_TPLG_TYPE_ENUM: 1809 se = (struct soc_enum *)kc->private_value; 1810 wdata[i].control = se->dobj.private; 1811 break; 1812 default: 1813 dev_err(sdev->dev, "error: unknown kcontrol type %d in widget %s\n", 1814 widget->dobj.widget.kcontrol_type, 1815 widget->name); 1816 return -EINVAL; 1817 } 1818 1819 if (!wdata[i].control) { 1820 dev_err(sdev->dev, "error: no scontrol for widget %s\n", 1821 widget->name); 1822 return -EINVAL; 1823 } 1824 1825 wdata[i].pdata = wdata[i].control->control_data->data; 1826 if (!wdata[i].pdata) 1827 return -EINVAL; 1828 1829 /* make sure data is valid - data can be updated at runtime */ 1830 if (wdata[i].pdata->magic != SOF_ABI_MAGIC) 1831 return -EINVAL; 1832 1833 *size += wdata[i].pdata->size; 1834 1835 /* get data type */ 1836 switch (wdata[i].control->cmd) { 1837 case SOF_CTRL_CMD_VOLUME: 1838 case SOF_CTRL_CMD_ENUM: 1839 case SOF_CTRL_CMD_SWITCH: 1840 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE; 1841 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET; 1842 break; 1843 case SOF_CTRL_CMD_BINARY: 1844 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA; 1845 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET; 1846 break; 1847 default: 1848 break; 1849 } 1850 } 1851 1852 return 0; 1853 } 1854 1855 static int sof_process_load(struct snd_soc_component *scomp, int index, 1856 struct snd_sof_widget *swidget, 1857 struct snd_soc_tplg_dapm_widget *tw, 1858 struct sof_ipc_comp_reply *r, 1859 int type) 1860 { 1861 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1862 struct snd_soc_dapm_widget *widget = swidget->widget; 1863 struct snd_soc_tplg_private *private = &tw->priv; 1864 struct sof_ipc_comp_process *process = NULL; 1865 struct sof_widget_data *wdata = NULL; 1866 size_t ipc_data_size = 0; 1867 size_t ipc_size; 1868 int offset = 0; 1869 int ret = 0; 1870 int i; 1871 1872 if (type == SOF_COMP_NONE) { 1873 dev_err(sdev->dev, "error: invalid process comp type %d\n", 1874 type); 1875 return -EINVAL; 1876 } 1877 1878 /* allocate struct for widget control data sizes and types */ 1879 if (widget->num_kcontrols) { 1880 wdata = kcalloc(widget->num_kcontrols, 1881 sizeof(*wdata), 1882 GFP_KERNEL); 1883 1884 if (!wdata) 1885 return -ENOMEM; 1886 1887 /* get possible component controls and get size of all pdata */ 1888 ret = sof_get_control_data(sdev, widget, wdata, 1889 &ipc_data_size); 1890 1891 if (ret < 0) 1892 goto out; 1893 } 1894 1895 ipc_size = sizeof(struct sof_ipc_comp_process) + 1896 le32_to_cpu(private->size) + 1897 ipc_data_size; 1898 1899 /* we are exceeding max ipc size, config needs to be sent separately */ 1900 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) { 1901 ipc_size -= ipc_data_size; 1902 ipc_data_size = 0; 1903 } 1904 1905 process = kzalloc(ipc_size, GFP_KERNEL); 1906 if (!process) { 1907 ret = -ENOMEM; 1908 goto out; 1909 } 1910 1911 /* configure iir IPC message */ 1912 process->comp.hdr.size = ipc_size; 1913 process->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW; 1914 process->comp.id = swidget->comp_id; 1915 process->comp.type = type; 1916 process->comp.pipeline_id = index; 1917 process->config.hdr.size = sizeof(process->config); 1918 1919 ret = sof_parse_tokens(scomp, &process->config, comp_tokens, 1920 ARRAY_SIZE(comp_tokens), private->array, 1921 le32_to_cpu(private->size)); 1922 if (ret != 0) { 1923 dev_err(sdev->dev, "error: parse process.cfg tokens failed %d\n", 1924 le32_to_cpu(private->size)); 1925 goto err; 1926 } 1927 1928 sof_dbg_comp_config(scomp, &process->config); 1929 1930 /* 1931 * found private data in control, so copy it. 1932 * get possible component controls - get size of all pdata, 1933 * then memcpy with headers 1934 */ 1935 if (ipc_data_size) { 1936 for (i = 0; i < widget->num_kcontrols; i++) { 1937 memcpy(&process->data + offset, 1938 wdata[i].pdata->data, 1939 wdata[i].pdata->size); 1940 offset += wdata[i].pdata->size; 1941 } 1942 } 1943 1944 process->size = ipc_data_size; 1945 swidget->private = process; 1946 1947 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process, 1948 ipc_size, r, sizeof(*r)); 1949 1950 if (ret < 0) { 1951 dev_err(sdev->dev, "error: create process failed\n"); 1952 goto err; 1953 } 1954 1955 /* we sent the data in single message so return */ 1956 if (ipc_data_size) 1957 goto out; 1958 1959 /* send control data with large message supported method */ 1960 for (i = 0; i < widget->num_kcontrols; i++) { 1961 wdata[i].control->readback_offset = 0; 1962 ret = snd_sof_ipc_set_get_comp_data(sdev->ipc, wdata[i].control, 1963 wdata[i].ipc_cmd, 1964 wdata[i].ctrl_type, 1965 wdata[i].control->cmd, 1966 true); 1967 if (ret != 0) { 1968 dev_err(sdev->dev, "error: send control failed\n"); 1969 break; 1970 } 1971 } 1972 1973 err: 1974 if (ret < 0) 1975 kfree(process); 1976 out: 1977 kfree(wdata); 1978 return ret; 1979 } 1980 1981 /* 1982 * Processing Component Topology - can be "effect", "codec", or general 1983 * "processing". 1984 */ 1985 1986 static int sof_widget_load_process(struct snd_soc_component *scomp, int index, 1987 struct snd_sof_widget *swidget, 1988 struct snd_soc_tplg_dapm_widget *tw, 1989 struct sof_ipc_comp_reply *r) 1990 { 1991 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 1992 struct snd_soc_tplg_private *private = &tw->priv; 1993 struct sof_ipc_comp_process config; 1994 int ret; 1995 1996 /* check we have some tokens - we need at least process type */ 1997 if (le32_to_cpu(private->size) == 0) { 1998 dev_err(sdev->dev, "error: process tokens not found\n"); 1999 return -EINVAL; 2000 } 2001 2002 memset(&config, 0, sizeof(config)); 2003 2004 /* get the process token */ 2005 ret = sof_parse_tokens(scomp, &config, process_tokens, 2006 ARRAY_SIZE(process_tokens), private->array, 2007 le32_to_cpu(private->size)); 2008 if (ret != 0) { 2009 dev_err(sdev->dev, "error: parse process tokens failed %d\n", 2010 le32_to_cpu(private->size)); 2011 return ret; 2012 } 2013 2014 /* now load process specific data and send IPC */ 2015 ret = sof_process_load(scomp, index, swidget, tw, r, 2016 find_process_comp_type(config.type)); 2017 if (ret < 0) { 2018 dev_err(sdev->dev, "error: process loading failed\n"); 2019 return ret; 2020 } 2021 2022 return 0; 2023 } 2024 2025 static int sof_widget_bind_event(struct snd_sof_dev *sdev, 2026 struct snd_sof_widget *swidget, 2027 u16 event_type) 2028 { 2029 struct sof_ipc_comp *ipc_comp; 2030 2031 /* validate widget event type */ 2032 switch (event_type) { 2033 case SOF_KEYWORD_DETECT_DAPM_EVENT: 2034 /* only KEYWORD_DETECT comps should handle this */ 2035 if (swidget->id != snd_soc_dapm_effect) 2036 break; 2037 2038 ipc_comp = swidget->private; 2039 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT) 2040 break; 2041 2042 /* bind event to keyword detect comp */ 2043 return snd_soc_tplg_widget_bind_event(swidget->widget, 2044 sof_kwd_events, 2045 ARRAY_SIZE(sof_kwd_events), 2046 event_type); 2047 default: 2048 break; 2049 } 2050 2051 dev_err(sdev->dev, 2052 "error: invalid event type %d for widget %s\n", 2053 event_type, swidget->widget->name); 2054 return -EINVAL; 2055 } 2056 2057 /* external widget init - used for any driver specific init */ 2058 static int sof_widget_ready(struct snd_soc_component *scomp, int index, 2059 struct snd_soc_dapm_widget *w, 2060 struct snd_soc_tplg_dapm_widget *tw) 2061 { 2062 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2063 struct snd_sof_widget *swidget; 2064 struct snd_sof_dai *dai; 2065 struct sof_ipc_comp_reply reply; 2066 struct snd_sof_control *scontrol; 2067 int ret = 0; 2068 2069 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL); 2070 if (!swidget) 2071 return -ENOMEM; 2072 2073 swidget->sdev = sdev; 2074 swidget->widget = w; 2075 swidget->comp_id = sdev->next_comp_id++; 2076 swidget->complete = 0; 2077 swidget->id = w->id; 2078 swidget->pipeline_id = index; 2079 swidget->private = NULL; 2080 memset(&reply, 0, sizeof(reply)); 2081 2082 dev_dbg(sdev->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n", 2083 swidget->comp_id, index, swidget->id, tw->name, 2084 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2085 ? tw->sname : "none"); 2086 2087 /* handle any special case widgets */ 2088 switch (w->id) { 2089 case snd_soc_dapm_dai_in: 2090 case snd_soc_dapm_dai_out: 2091 dai = kzalloc(sizeof(*dai), GFP_KERNEL); 2092 if (!dai) { 2093 kfree(swidget); 2094 return -ENOMEM; 2095 } 2096 2097 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, 2098 dai); 2099 if (ret == 0) { 2100 sof_connect_dai_widget(scomp, w, tw, dai); 2101 list_add(&dai->list, &sdev->dai_list); 2102 swidget->private = dai; 2103 } else { 2104 kfree(dai); 2105 } 2106 break; 2107 case snd_soc_dapm_mixer: 2108 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply); 2109 break; 2110 case snd_soc_dapm_pga: 2111 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply); 2112 /* Find scontrol for this pga and set readback offset*/ 2113 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 2114 if (scontrol->comp_id == swidget->comp_id) { 2115 scontrol->readback_offset = reply.offset; 2116 break; 2117 } 2118 } 2119 break; 2120 case snd_soc_dapm_buffer: 2121 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply); 2122 break; 2123 case snd_soc_dapm_scheduler: 2124 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, 2125 &reply); 2126 break; 2127 case snd_soc_dapm_aif_out: 2128 ret = sof_widget_load_pcm(scomp, index, swidget, 2129 SOF_IPC_STREAM_CAPTURE, tw, &reply); 2130 break; 2131 case snd_soc_dapm_aif_in: 2132 ret = sof_widget_load_pcm(scomp, index, swidget, 2133 SOF_IPC_STREAM_PLAYBACK, tw, &reply); 2134 break; 2135 case snd_soc_dapm_src: 2136 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply); 2137 break; 2138 case snd_soc_dapm_siggen: 2139 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply); 2140 break; 2141 case snd_soc_dapm_effect: 2142 ret = sof_widget_load_process(scomp, index, swidget, tw, 2143 &reply); 2144 break; 2145 case snd_soc_dapm_mux: 2146 case snd_soc_dapm_demux: 2147 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply); 2148 break; 2149 case snd_soc_dapm_switch: 2150 case snd_soc_dapm_dai_link: 2151 case snd_soc_dapm_kcontrol: 2152 default: 2153 dev_warn(sdev->dev, "warning: widget type %d name %s not handled\n", 2154 swidget->id, tw->name); 2155 break; 2156 } 2157 2158 /* check IPC reply */ 2159 if (ret < 0 || reply.rhdr.error < 0) { 2160 dev_err(sdev->dev, 2161 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n", 2162 tw->shift, swidget->id, tw->name, 2163 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0 2164 ? tw->sname : "none", reply.rhdr.error); 2165 kfree(swidget); 2166 return ret; 2167 } 2168 2169 /* bind widget to external event */ 2170 if (tw->event_type) { 2171 ret = sof_widget_bind_event(sdev, swidget, 2172 le16_to_cpu(tw->event_type)); 2173 if (ret) { 2174 dev_err(sdev->dev, "error: widget event binding failed\n"); 2175 kfree(swidget->private); 2176 kfree(swidget); 2177 return ret; 2178 } 2179 } 2180 2181 w->dobj.private = swidget; 2182 list_add(&swidget->list, &sdev->widget_list); 2183 return ret; 2184 } 2185 2186 static int sof_route_unload(struct snd_soc_component *scomp, 2187 struct snd_soc_dobj *dobj) 2188 { 2189 struct snd_sof_route *sroute; 2190 2191 sroute = dobj->private; 2192 if (!sroute) 2193 return 0; 2194 2195 /* free sroute and its private data */ 2196 kfree(sroute->private); 2197 list_del(&sroute->list); 2198 kfree(sroute); 2199 2200 return 0; 2201 } 2202 2203 static int sof_widget_unload(struct snd_soc_component *scomp, 2204 struct snd_soc_dobj *dobj) 2205 { 2206 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2207 const struct snd_kcontrol_new *kc; 2208 struct snd_soc_dapm_widget *widget; 2209 struct sof_ipc_pipe_new *pipeline; 2210 struct snd_sof_control *scontrol; 2211 struct snd_sof_widget *swidget; 2212 struct soc_mixer_control *sm; 2213 struct soc_bytes_ext *sbe; 2214 struct snd_sof_dai *dai; 2215 struct soc_enum *se; 2216 int ret = 0; 2217 int i; 2218 2219 swidget = dobj->private; 2220 if (!swidget) 2221 return 0; 2222 2223 widget = swidget->widget; 2224 2225 switch (swidget->id) { 2226 case snd_soc_dapm_dai_in: 2227 case snd_soc_dapm_dai_out: 2228 dai = swidget->private; 2229 2230 if (dai) { 2231 /* free dai config */ 2232 kfree(dai->dai_config); 2233 list_del(&dai->list); 2234 } 2235 break; 2236 case snd_soc_dapm_scheduler: 2237 2238 /* power down the pipeline schedule core */ 2239 pipeline = swidget->private; 2240 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core); 2241 if (ret < 0) 2242 dev_err(sdev->dev, "error: powering down pipeline schedule core %d\n", 2243 pipeline->core); 2244 2245 /* update enabled cores mask */ 2246 sdev->enabled_cores_mask &= ~(1 << pipeline->core); 2247 2248 break; 2249 default: 2250 break; 2251 } 2252 for (i = 0; i < widget->num_kcontrols; i++) { 2253 kc = &widget->kcontrol_news[i]; 2254 switch (dobj->widget.kcontrol_type) { 2255 case SND_SOC_TPLG_TYPE_MIXER: 2256 sm = (struct soc_mixer_control *)kc->private_value; 2257 scontrol = sm->dobj.private; 2258 if (sm->max > 1) 2259 kfree(scontrol->volume_table); 2260 break; 2261 case SND_SOC_TPLG_TYPE_ENUM: 2262 se = (struct soc_enum *)kc->private_value; 2263 scontrol = se->dobj.private; 2264 break; 2265 case SND_SOC_TPLG_TYPE_BYTES: 2266 sbe = (struct soc_bytes_ext *)kc->private_value; 2267 scontrol = sbe->dobj.private; 2268 break; 2269 default: 2270 dev_warn(sdev->dev, "unsupported kcontrol_type\n"); 2271 goto out; 2272 } 2273 kfree(scontrol->control_data); 2274 list_del(&scontrol->list); 2275 kfree(scontrol); 2276 } 2277 2278 out: 2279 /* free private value */ 2280 kfree(swidget->private); 2281 2282 /* remove and free swidget object */ 2283 list_del(&swidget->list); 2284 kfree(swidget); 2285 2286 return ret; 2287 } 2288 2289 /* 2290 * DAI HW configuration. 2291 */ 2292 2293 /* FE DAI - used for any driver specific init */ 2294 static int sof_dai_load(struct snd_soc_component *scomp, int index, 2295 struct snd_soc_dai_driver *dai_drv, 2296 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) 2297 { 2298 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2299 struct snd_soc_tplg_stream_caps *caps; 2300 struct snd_sof_pcm *spcm; 2301 int stream = SNDRV_PCM_STREAM_PLAYBACK; 2302 int ret = 0; 2303 2304 /* nothing to do for BEs atm */ 2305 if (!pcm) 2306 return 0; 2307 2308 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL); 2309 if (!spcm) 2310 return -ENOMEM; 2311 2312 spcm->sdev = sdev; 2313 spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].comp_id = COMP_ID_UNASSIGNED; 2314 spcm->stream[SNDRV_PCM_STREAM_CAPTURE].comp_id = COMP_ID_UNASSIGNED; 2315 2316 spcm->pcm = *pcm; 2317 dev_dbg(sdev->dev, "tplg: load pcm %s\n", pcm->dai_name); 2318 2319 dai_drv->dobj.private = spcm; 2320 list_add(&spcm->list, &sdev->pcm_list); 2321 2322 /* do we need to allocate playback PCM DMA pages */ 2323 if (!spcm->pcm.playback) 2324 goto capture; 2325 2326 caps = &spcm->pcm.caps[stream]; 2327 2328 /* allocate playback page table buffer */ 2329 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2330 PAGE_SIZE, &spcm->stream[stream].page_table); 2331 if (ret < 0) { 2332 dev_err(sdev->dev, "error: can't alloc page table for %s %d\n", 2333 caps->name, ret); 2334 2335 return ret; 2336 } 2337 2338 /* bind pcm to host comp */ 2339 ret = spcm_bind(sdev, spcm, stream); 2340 if (ret) { 2341 dev_err(sdev->dev, 2342 "error: can't bind pcm to host\n"); 2343 goto free_playback_tables; 2344 } 2345 2346 capture: 2347 stream = SNDRV_PCM_STREAM_CAPTURE; 2348 2349 /* do we need to allocate capture PCM DMA pages */ 2350 if (!spcm->pcm.capture) 2351 return ret; 2352 2353 caps = &spcm->pcm.caps[stream]; 2354 2355 /* allocate capture page table buffer */ 2356 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, 2357 PAGE_SIZE, &spcm->stream[stream].page_table); 2358 if (ret < 0) { 2359 dev_err(sdev->dev, "error: can't alloc page table for %s %d\n", 2360 caps->name, ret); 2361 goto free_playback_tables; 2362 } 2363 2364 /* bind pcm to host comp */ 2365 ret = spcm_bind(sdev, spcm, stream); 2366 if (ret) { 2367 dev_err(sdev->dev, 2368 "error: can't bind pcm to host\n"); 2369 snd_dma_free_pages(&spcm->stream[stream].page_table); 2370 goto free_playback_tables; 2371 } 2372 2373 return ret; 2374 2375 free_playback_tables: 2376 if (spcm->pcm.playback) 2377 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2378 2379 return ret; 2380 } 2381 2382 static int sof_dai_unload(struct snd_soc_component *scomp, 2383 struct snd_soc_dobj *dobj) 2384 { 2385 struct snd_sof_pcm *spcm = dobj->private; 2386 2387 /* free PCM DMA pages */ 2388 if (spcm->pcm.playback) 2389 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table); 2390 2391 if (spcm->pcm.capture) 2392 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table); 2393 2394 /* remove from list and free spcm */ 2395 list_del(&spcm->list); 2396 kfree(spcm); 2397 2398 return 0; 2399 } 2400 2401 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config, 2402 struct sof_ipc_dai_config *config) 2403 { 2404 /* clock directions wrt codec */ 2405 if (hw_config->bclk_master == SND_SOC_TPLG_BCLK_CM) { 2406 /* codec is bclk master */ 2407 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2408 config->format |= SOF_DAI_FMT_CBM_CFM; 2409 else 2410 config->format |= SOF_DAI_FMT_CBM_CFS; 2411 } else { 2412 /* codec is bclk slave */ 2413 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM) 2414 config->format |= SOF_DAI_FMT_CBS_CFM; 2415 else 2416 config->format |= SOF_DAI_FMT_CBS_CFS; 2417 } 2418 2419 /* inverted clocks ? */ 2420 if (hw_config->invert_bclk) { 2421 if (hw_config->invert_fsync) 2422 config->format |= SOF_DAI_FMT_IB_IF; 2423 else 2424 config->format |= SOF_DAI_FMT_IB_NF; 2425 } else { 2426 if (hw_config->invert_fsync) 2427 config->format |= SOF_DAI_FMT_NB_IF; 2428 else 2429 config->format |= SOF_DAI_FMT_NB_NF; 2430 } 2431 } 2432 2433 /* set config for all DAI's with name matching the link name */ 2434 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, 2435 struct snd_soc_dai_link *link, 2436 struct sof_ipc_dai_config *config) 2437 { 2438 struct snd_sof_dai *dai; 2439 int found = 0; 2440 2441 list_for_each_entry(dai, &sdev->dai_list, list) { 2442 if (!dai->name) 2443 continue; 2444 2445 if (strcmp(link->name, dai->name) == 0) { 2446 dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2447 if (!dai->dai_config) 2448 return -ENOMEM; 2449 2450 /* set cpu_dai_name */ 2451 dai->cpu_dai_name = link->cpus->dai_name; 2452 2453 found = 1; 2454 } 2455 } 2456 2457 /* 2458 * machine driver may define a dai link with playback and capture 2459 * dai enabled, but the dai link in topology would support both, one 2460 * or none of them. Here print a warning message to notify user 2461 */ 2462 if (!found) { 2463 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2464 link->name); 2465 } 2466 2467 return 0; 2468 } 2469 2470 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index, 2471 struct snd_soc_dai_link *link, 2472 struct snd_soc_tplg_link_config *cfg, 2473 struct snd_soc_tplg_hw_config *hw_config, 2474 struct sof_ipc_dai_config *config) 2475 { 2476 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2477 struct snd_soc_tplg_private *private = &cfg->priv; 2478 struct sof_ipc_reply reply; 2479 u32 size = sizeof(*config); 2480 int ret; 2481 2482 /* handle master/slave and inverted clocks */ 2483 sof_dai_set_format(hw_config, config); 2484 2485 /* init IPC */ 2486 memset(&config->ssp, 0, sizeof(struct sof_ipc_dai_ssp_params)); 2487 config->hdr.size = size; 2488 2489 ret = sof_parse_tokens(scomp, &config->ssp, ssp_tokens, 2490 ARRAY_SIZE(ssp_tokens), private->array, 2491 le32_to_cpu(private->size)); 2492 if (ret != 0) { 2493 dev_err(sdev->dev, "error: parse ssp tokens failed %d\n", 2494 le32_to_cpu(private->size)); 2495 return ret; 2496 } 2497 2498 config->ssp.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2499 config->ssp.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2500 config->ssp.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2501 config->ssp.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2502 config->ssp.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2503 config->ssp.mclk_direction = hw_config->mclk_direction; 2504 config->ssp.rx_slots = le32_to_cpu(hw_config->rx_slots); 2505 config->ssp.tx_slots = le32_to_cpu(hw_config->tx_slots); 2506 2507 dev_dbg(sdev->dev, "tplg: config SSP%d fmt 0x%x mclk %d bclk %d fclk %d width (%d)%d slots %d mclk id %d quirks %d\n", 2508 config->dai_index, config->format, 2509 config->ssp.mclk_rate, config->ssp.bclk_rate, 2510 config->ssp.fsync_rate, config->ssp.sample_valid_bits, 2511 config->ssp.tdm_slot_width, config->ssp.tdm_slots, 2512 config->ssp.mclk_id, config->ssp.quirks); 2513 2514 /* validate SSP fsync rate and channel count */ 2515 if (config->ssp.fsync_rate < 8000 || config->ssp.fsync_rate > 192000) { 2516 dev_err(sdev->dev, "error: invalid fsync rate for SSP%d\n", 2517 config->dai_index); 2518 return -EINVAL; 2519 } 2520 2521 if (config->ssp.tdm_slots < 1 || config->ssp.tdm_slots > 8) { 2522 dev_err(sdev->dev, "error: invalid channel count for SSP%d\n", 2523 config->dai_index); 2524 return -EINVAL; 2525 } 2526 2527 /* send message to DSP */ 2528 ret = sof_ipc_tx_message(sdev->ipc, 2529 config->hdr.cmd, config, size, &reply, 2530 sizeof(reply)); 2531 2532 if (ret < 0) { 2533 dev_err(sdev->dev, "error: failed to set DAI config for SSP%d\n", 2534 config->dai_index); 2535 return ret; 2536 } 2537 2538 /* set config for all DAI's with name matching the link name */ 2539 ret = sof_set_dai_config(sdev, size, link, config); 2540 if (ret < 0) 2541 dev_err(sdev->dev, "error: failed to save DAI config for SSP%d\n", 2542 config->dai_index); 2543 2544 return ret; 2545 } 2546 2547 static int sof_link_sai_load(struct snd_soc_component *scomp, int index, 2548 struct snd_soc_dai_link *link, 2549 struct snd_soc_tplg_link_config *cfg, 2550 struct snd_soc_tplg_hw_config *hw_config, 2551 struct sof_ipc_dai_config *config) 2552 { 2553 /*TODO: Add implementation */ 2554 return 0; 2555 } 2556 2557 static int sof_link_esai_load(struct snd_soc_component *scomp, int index, 2558 struct snd_soc_dai_link *link, 2559 struct snd_soc_tplg_link_config *cfg, 2560 struct snd_soc_tplg_hw_config *hw_config, 2561 struct sof_ipc_dai_config *config) 2562 { 2563 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2564 struct snd_soc_tplg_private *private = &cfg->priv; 2565 struct sof_ipc_reply reply; 2566 u32 size = sizeof(*config); 2567 int ret; 2568 2569 /* handle master/slave and inverted clocks */ 2570 sof_dai_set_format(hw_config, config); 2571 2572 /* init IPC */ 2573 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params)); 2574 config->hdr.size = size; 2575 2576 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens, 2577 ARRAY_SIZE(esai_tokens), private->array, 2578 le32_to_cpu(private->size)); 2579 if (ret != 0) { 2580 dev_err(sdev->dev, "error: parse esai tokens failed %d\n", 2581 le32_to_cpu(private->size)); 2582 return ret; 2583 } 2584 2585 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate); 2586 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate); 2587 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate); 2588 config->esai.mclk_direction = hw_config->mclk_direction; 2589 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots); 2590 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width); 2591 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots); 2592 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots); 2593 2594 dev_info(sdev->dev, 2595 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n", 2596 config->dai_index, config->format, 2597 config->esai.mclk_rate, config->esai.tdm_slot_width, 2598 config->esai.tdm_slots, config->esai.mclk_id); 2599 2600 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) { 2601 dev_err(sdev->dev, "error: invalid channel count for ESAI%d\n", 2602 config->dai_index); 2603 return -EINVAL; 2604 } 2605 2606 /* send message to DSP */ 2607 ret = sof_ipc_tx_message(sdev->ipc, 2608 config->hdr.cmd, config, size, &reply, 2609 sizeof(reply)); 2610 if (ret < 0) { 2611 dev_err(sdev->dev, "error: failed to set DAI config for ESAI%d\n", 2612 config->dai_index); 2613 return ret; 2614 } 2615 2616 /* set config for all DAI's with name matching the link name */ 2617 ret = sof_set_dai_config(sdev, size, link, config); 2618 if (ret < 0) 2619 dev_err(sdev->dev, "error: failed to save DAI config for ESAI%d\n", 2620 config->dai_index); 2621 2622 return ret; 2623 } 2624 2625 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index, 2626 struct snd_soc_dai_link *link, 2627 struct snd_soc_tplg_link_config *cfg, 2628 struct snd_soc_tplg_hw_config *hw_config, 2629 struct sof_ipc_dai_config *config) 2630 { 2631 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2632 struct snd_soc_tplg_private *private = &cfg->priv; 2633 struct sof_ipc_dai_config *ipc_config; 2634 struct sof_ipc_reply reply; 2635 struct sof_ipc_fw_ready *ready = &sdev->fw_ready; 2636 struct sof_ipc_fw_version *v = &ready->version; 2637 u32 size; 2638 int ret, j; 2639 2640 /* 2641 * config is only used for the common params in dmic_params structure 2642 * that does not include the PDM controller config array 2643 * Set the common params to 0. 2644 */ 2645 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params)); 2646 2647 /* get DMIC tokens */ 2648 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens, 2649 ARRAY_SIZE(dmic_tokens), private->array, 2650 le32_to_cpu(private->size)); 2651 if (ret != 0) { 2652 dev_err(sdev->dev, "error: parse dmic tokens failed %d\n", 2653 le32_to_cpu(private->size)); 2654 return ret; 2655 } 2656 2657 /* 2658 * allocate memory for dmic dai config accounting for the 2659 * variable number of active pdm controllers 2660 * This will be the ipc payload for setting dai config 2661 */ 2662 size = sizeof(*config) + sizeof(struct sof_ipc_dai_dmic_pdm_ctrl) * 2663 config->dmic.num_pdm_active; 2664 2665 ipc_config = kzalloc(size, GFP_KERNEL); 2666 if (!ipc_config) 2667 return -ENOMEM; 2668 2669 /* copy the common dai config and dmic params */ 2670 memcpy(ipc_config, config, sizeof(*config)); 2671 2672 /* 2673 * alloc memory for private member 2674 * Used to track the pdm config array index currently being parsed 2675 */ 2676 sdev->private = kzalloc(sizeof(u32), GFP_KERNEL); 2677 if (!sdev->private) { 2678 kfree(ipc_config); 2679 return -ENOMEM; 2680 } 2681 2682 /* get DMIC PDM tokens */ 2683 ret = sof_parse_tokens(scomp, &ipc_config->dmic.pdm[0], dmic_pdm_tokens, 2684 ARRAY_SIZE(dmic_pdm_tokens), private->array, 2685 le32_to_cpu(private->size)); 2686 if (ret != 0) { 2687 dev_err(sdev->dev, "error: parse dmic pdm tokens failed %d\n", 2688 le32_to_cpu(private->size)); 2689 goto err; 2690 } 2691 2692 /* set IPC header size */ 2693 ipc_config->hdr.size = size; 2694 2695 /* debug messages */ 2696 dev_dbg(sdev->dev, "tplg: config DMIC%d driver version %d\n", 2697 ipc_config->dai_index, ipc_config->dmic.driver_ipc_version); 2698 dev_dbg(sdev->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n", 2699 ipc_config->dmic.pdmclk_min, ipc_config->dmic.pdmclk_max, 2700 ipc_config->dmic.duty_min); 2701 dev_dbg(sdev->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n", 2702 ipc_config->dmic.duty_max, ipc_config->dmic.fifo_fs, 2703 ipc_config->dmic.num_pdm_active); 2704 dev_dbg(sdev->dev, "fifo word length %hd\n", 2705 ipc_config->dmic.fifo_bits); 2706 2707 for (j = 0; j < ipc_config->dmic.num_pdm_active; j++) { 2708 dev_dbg(sdev->dev, "pdm %hd mic a %hd mic b %hd\n", 2709 ipc_config->dmic.pdm[j].id, 2710 ipc_config->dmic.pdm[j].enable_mic_a, 2711 ipc_config->dmic.pdm[j].enable_mic_b); 2712 dev_dbg(sdev->dev, "pdm %hd polarity a %hd polarity b %hd\n", 2713 ipc_config->dmic.pdm[j].id, 2714 ipc_config->dmic.pdm[j].polarity_mic_a, 2715 ipc_config->dmic.pdm[j].polarity_mic_b); 2716 dev_dbg(sdev->dev, "pdm %hd clk_edge %hd skew %hd\n", 2717 ipc_config->dmic.pdm[j].id, 2718 ipc_config->dmic.pdm[j].clk_edge, 2719 ipc_config->dmic.pdm[j].skew); 2720 } 2721 2722 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1)) { 2723 /* this takes care of backwards compatible handling of fifo_bits_b */ 2724 ipc_config->dmic.reserved_2 = ipc_config->dmic.fifo_bits; 2725 } 2726 2727 /* send message to DSP */ 2728 ret = sof_ipc_tx_message(sdev->ipc, 2729 ipc_config->hdr.cmd, ipc_config, size, &reply, 2730 sizeof(reply)); 2731 2732 if (ret < 0) { 2733 dev_err(sdev->dev, 2734 "error: failed to set DAI config for DMIC%d\n", 2735 config->dai_index); 2736 goto err; 2737 } 2738 2739 /* set config for all DAI's with name matching the link name */ 2740 ret = sof_set_dai_config(sdev, size, link, ipc_config); 2741 if (ret < 0) 2742 dev_err(sdev->dev, "error: failed to save DAI config for DMIC%d\n", 2743 config->dai_index); 2744 2745 err: 2746 kfree(sdev->private); 2747 kfree(ipc_config); 2748 2749 return ret; 2750 } 2751 2752 /* 2753 * for hda link, playback and capture are supported by different dai 2754 * in FW. Here get the dai_index, set dma channel of each dai 2755 * and send config to FW. In FW, each dai sets config by dai_index 2756 */ 2757 static int sof_link_hda_process(struct snd_sof_dev *sdev, 2758 struct snd_soc_dai_link *link, 2759 struct sof_ipc_dai_config *config) 2760 { 2761 struct sof_ipc_reply reply; 2762 u32 size = sizeof(*config); 2763 struct snd_sof_dai *sof_dai; 2764 int found = 0; 2765 int ret; 2766 2767 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 2768 if (!sof_dai->name) 2769 continue; 2770 2771 if (strcmp(link->name, sof_dai->name) == 0) { 2772 config->dai_index = sof_dai->comp_dai.dai_index; 2773 found = 1; 2774 2775 config->hda.link_dma_ch = DMA_CHAN_INVALID; 2776 2777 /* save config in dai component */ 2778 sof_dai->dai_config = kmemdup(config, size, GFP_KERNEL); 2779 if (!sof_dai->dai_config) 2780 return -ENOMEM; 2781 2782 sof_dai->cpu_dai_name = link->cpus->dai_name; 2783 2784 /* send message to DSP */ 2785 ret = sof_ipc_tx_message(sdev->ipc, 2786 config->hdr.cmd, config, size, 2787 &reply, sizeof(reply)); 2788 2789 if (ret < 0) { 2790 dev_err(sdev->dev, "error: failed to set DAI config for direction:%d of HDA dai %d\n", 2791 sof_dai->comp_dai.direction, 2792 config->dai_index); 2793 2794 return ret; 2795 } 2796 } 2797 } 2798 2799 /* 2800 * machine driver may define a dai link with playback and capture 2801 * dai enabled, but the dai link in topology would support both, one 2802 * or none of them. Here print a warning message to notify user 2803 */ 2804 if (!found) { 2805 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s", 2806 link->name); 2807 } 2808 2809 return 0; 2810 } 2811 2812 static int sof_link_hda_load(struct snd_soc_component *scomp, int index, 2813 struct snd_soc_dai_link *link, 2814 struct snd_soc_tplg_link_config *cfg, 2815 struct snd_soc_tplg_hw_config *hw_config, 2816 struct sof_ipc_dai_config *config) 2817 { 2818 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2819 struct snd_soc_tplg_private *private = &cfg->priv; 2820 struct snd_soc_dai *dai; 2821 u32 size = sizeof(*config); 2822 int ret; 2823 2824 /* init IPC */ 2825 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); 2826 config->hdr.size = size; 2827 2828 /* get any bespoke DAI tokens */ 2829 ret = sof_parse_tokens(scomp, config, hda_tokens, 2830 ARRAY_SIZE(hda_tokens), private->array, 2831 le32_to_cpu(private->size)); 2832 if (ret != 0) { 2833 dev_err(sdev->dev, "error: parse hda tokens failed %d\n", 2834 le32_to_cpu(private->size)); 2835 return ret; 2836 } 2837 2838 dai = snd_soc_find_dai(link->cpus); 2839 if (!dai) { 2840 dev_err(sdev->dev, "error: failed to find dai %s in %s", 2841 link->cpus->dai_name, __func__); 2842 return -EINVAL; 2843 } 2844 2845 ret = sof_link_hda_process(sdev, link, config); 2846 if (ret < 0) 2847 dev_err(sdev->dev, "error: failed to process hda dai link %s", 2848 link->name); 2849 2850 return ret; 2851 } 2852 2853 static int sof_link_alh_load(struct snd_soc_component *scomp, int index, 2854 struct snd_soc_dai_link *link, 2855 struct snd_soc_tplg_link_config *cfg, 2856 struct snd_soc_tplg_hw_config *hw_config, 2857 struct sof_ipc_dai_config *config) 2858 { 2859 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2860 struct sof_ipc_reply reply; 2861 u32 size = sizeof(*config); 2862 int ret; 2863 2864 /* init IPC */ 2865 config->hdr.size = size; 2866 2867 /* send message to DSP */ 2868 ret = sof_ipc_tx_message(sdev->ipc, 2869 config->hdr.cmd, config, size, &reply, 2870 sizeof(reply)); 2871 2872 if (ret < 0) { 2873 dev_err(sdev->dev, "error: failed to set DAI config for ALH %d\n", 2874 config->dai_index); 2875 return ret; 2876 } 2877 2878 /* set config for all DAI's with name matching the link name */ 2879 ret = sof_set_dai_config(sdev, size, link, config); 2880 if (ret < 0) 2881 dev_err(sdev->dev, "error: failed to save DAI config for ALH %d\n", 2882 config->dai_index); 2883 2884 return ret; 2885 } 2886 2887 /* DAI link - used for any driver specific init */ 2888 static int sof_link_load(struct snd_soc_component *scomp, int index, 2889 struct snd_soc_dai_link *link, 2890 struct snd_soc_tplg_link_config *cfg) 2891 { 2892 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 2893 struct snd_soc_tplg_private *private = &cfg->priv; 2894 struct sof_ipc_dai_config config; 2895 struct snd_soc_tplg_hw_config *hw_config; 2896 int num_hw_configs; 2897 int ret; 2898 int i = 0; 2899 2900 if (!link->platforms) { 2901 dev_err(sdev->dev, "error: no platforms\n"); 2902 return -EINVAL; 2903 } 2904 link->platforms->name = dev_name(sdev->dev); 2905 2906 /* 2907 * Set nonatomic property for FE dai links as their trigger action 2908 * involves IPC's. 2909 */ 2910 if (!link->no_pcm) { 2911 link->nonatomic = true; 2912 2913 /* nothing more to do for FE dai links */ 2914 return 0; 2915 } 2916 2917 /* check we have some tokens - we need at least DAI type */ 2918 if (le32_to_cpu(private->size) == 0) { 2919 dev_err(sdev->dev, "error: expected tokens for DAI, none found\n"); 2920 return -EINVAL; 2921 } 2922 2923 /* Send BE DAI link configurations to DSP */ 2924 memset(&config, 0, sizeof(config)); 2925 2926 /* get any common DAI tokens */ 2927 ret = sof_parse_tokens(scomp, &config, dai_link_tokens, 2928 ARRAY_SIZE(dai_link_tokens), private->array, 2929 le32_to_cpu(private->size)); 2930 if (ret != 0) { 2931 dev_err(sdev->dev, "error: parse link tokens failed %d\n", 2932 le32_to_cpu(private->size)); 2933 return ret; 2934 } 2935 2936 /* 2937 * DAI links are expected to have at least 1 hw_config. 2938 * But some older topologies might have no hw_config for HDA dai links. 2939 */ 2940 num_hw_configs = le32_to_cpu(cfg->num_hw_configs); 2941 if (!num_hw_configs) { 2942 if (config.type != SOF_DAI_INTEL_HDA) { 2943 dev_err(sdev->dev, "error: unexpected DAI config count %d!\n", 2944 le32_to_cpu(cfg->num_hw_configs)); 2945 return -EINVAL; 2946 } 2947 } else { 2948 dev_dbg(sdev->dev, "tplg: %d hw_configs found, default id: %d!\n", 2949 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id)); 2950 2951 for (i = 0; i < num_hw_configs; i++) { 2952 if (cfg->hw_config[i].id == cfg->default_hw_config_id) 2953 break; 2954 } 2955 2956 if (i == num_hw_configs) { 2957 dev_err(sdev->dev, "error: default hw_config id: %d not found!\n", 2958 le32_to_cpu(cfg->default_hw_config_id)); 2959 return -EINVAL; 2960 } 2961 } 2962 2963 /* configure dai IPC message */ 2964 hw_config = &cfg->hw_config[i]; 2965 2966 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG; 2967 config.format = le32_to_cpu(hw_config->fmt); 2968 2969 /* now load DAI specific data and send IPC - type comes from token */ 2970 switch (config.type) { 2971 case SOF_DAI_INTEL_SSP: 2972 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, 2973 &config); 2974 break; 2975 case SOF_DAI_INTEL_DMIC: 2976 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config, 2977 &config); 2978 break; 2979 case SOF_DAI_INTEL_HDA: 2980 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config, 2981 &config); 2982 break; 2983 case SOF_DAI_INTEL_ALH: 2984 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config, 2985 &config); 2986 break; 2987 case SOF_DAI_IMX_SAI: 2988 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config, 2989 &config); 2990 break; 2991 case SOF_DAI_IMX_ESAI: 2992 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config, 2993 &config); 2994 break; 2995 default: 2996 dev_err(sdev->dev, "error: invalid DAI type %d\n", config.type); 2997 ret = -EINVAL; 2998 break; 2999 } 3000 if (ret < 0) 3001 return ret; 3002 3003 return 0; 3004 } 3005 3006 static int sof_link_hda_unload(struct snd_sof_dev *sdev, 3007 struct snd_soc_dai_link *link) 3008 { 3009 struct snd_soc_dai *dai; 3010 int ret = 0; 3011 3012 dai = snd_soc_find_dai(link->cpus); 3013 if (!dai) { 3014 dev_err(sdev->dev, "error: failed to find dai %s in %s", 3015 link->cpus->dai_name, __func__); 3016 return -EINVAL; 3017 } 3018 3019 return ret; 3020 } 3021 3022 static int sof_link_unload(struct snd_soc_component *scomp, 3023 struct snd_soc_dobj *dobj) 3024 { 3025 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3026 struct snd_soc_dai_link *link = 3027 container_of(dobj, struct snd_soc_dai_link, dobj); 3028 3029 struct snd_sof_dai *sof_dai; 3030 int ret = 0; 3031 3032 /* only BE link is loaded by sof */ 3033 if (!link->no_pcm) 3034 return 0; 3035 3036 list_for_each_entry(sof_dai, &sdev->dai_list, list) { 3037 if (!sof_dai->name) 3038 continue; 3039 3040 if (strcmp(link->name, sof_dai->name) == 0) 3041 goto found; 3042 } 3043 3044 dev_err(sdev->dev, "error: failed to find dai %s in %s", 3045 link->name, __func__); 3046 return -EINVAL; 3047 found: 3048 3049 switch (sof_dai->dai_config->type) { 3050 case SOF_DAI_INTEL_SSP: 3051 case SOF_DAI_INTEL_DMIC: 3052 case SOF_DAI_INTEL_ALH: 3053 /* no resource needs to be released for SSP, DMIC and ALH */ 3054 break; 3055 case SOF_DAI_INTEL_HDA: 3056 ret = sof_link_hda_unload(sdev, link); 3057 break; 3058 default: 3059 dev_err(sdev->dev, "error: invalid DAI type %d\n", 3060 sof_dai->dai_config->type); 3061 ret = -EINVAL; 3062 break; 3063 } 3064 3065 return ret; 3066 } 3067 3068 /* DAI link - used for any driver specific init */ 3069 static int sof_route_load(struct snd_soc_component *scomp, int index, 3070 struct snd_soc_dapm_route *route) 3071 { 3072 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3073 struct sof_ipc_pipe_comp_connect *connect; 3074 struct snd_sof_widget *source_swidget, *sink_swidget; 3075 struct snd_soc_dobj *dobj = &route->dobj; 3076 struct snd_sof_route *sroute; 3077 struct sof_ipc_reply reply; 3078 int ret = 0; 3079 3080 /* allocate memory for sroute and connect */ 3081 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL); 3082 if (!sroute) 3083 return -ENOMEM; 3084 3085 sroute->sdev = sdev; 3086 3087 connect = kzalloc(sizeof(*connect), GFP_KERNEL); 3088 if (!connect) { 3089 kfree(sroute); 3090 return -ENOMEM; 3091 } 3092 3093 connect->hdr.size = sizeof(*connect); 3094 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT; 3095 3096 dev_dbg(sdev->dev, "sink %s control %s source %s\n", 3097 route->sink, route->control ? route->control : "none", 3098 route->source); 3099 3100 /* source component */ 3101 source_swidget = snd_sof_find_swidget(sdev, (char *)route->source); 3102 if (!source_swidget) { 3103 dev_err(sdev->dev, "error: source %s not found\n", 3104 route->source); 3105 ret = -EINVAL; 3106 goto err; 3107 } 3108 3109 /* 3110 * Virtual widgets of type output/out_drv may be added in topology 3111 * for compatibility. These are not handled by the FW. 3112 * So, don't send routes whose source/sink widget is of such types 3113 * to the DSP. 3114 */ 3115 if (source_swidget->id == snd_soc_dapm_out_drv || 3116 source_swidget->id == snd_soc_dapm_output) 3117 goto err; 3118 3119 connect->source_id = source_swidget->comp_id; 3120 3121 /* sink component */ 3122 sink_swidget = snd_sof_find_swidget(sdev, (char *)route->sink); 3123 if (!sink_swidget) { 3124 dev_err(sdev->dev, "error: sink %s not found\n", 3125 route->sink); 3126 ret = -EINVAL; 3127 goto err; 3128 } 3129 3130 /* 3131 * Don't send routes whose sink widget is of type 3132 * output or out_drv to the DSP 3133 */ 3134 if (sink_swidget->id == snd_soc_dapm_out_drv || 3135 sink_swidget->id == snd_soc_dapm_output) 3136 goto err; 3137 3138 connect->sink_id = sink_swidget->comp_id; 3139 3140 /* 3141 * For virtual routes, both sink and source are not 3142 * buffer. Since only buffer linked to component is supported by 3143 * FW, others are reported as error, add check in route function, 3144 * do not send it to FW when both source and sink are not buffer 3145 */ 3146 if (source_swidget->id != snd_soc_dapm_buffer && 3147 sink_swidget->id != snd_soc_dapm_buffer) { 3148 dev_dbg(sdev->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n", 3149 route->source, route->sink); 3150 ret = 0; 3151 goto err; 3152 } else { 3153 ret = sof_ipc_tx_message(sdev->ipc, 3154 connect->hdr.cmd, 3155 connect, sizeof(*connect), 3156 &reply, sizeof(reply)); 3157 3158 /* check IPC return value */ 3159 if (ret < 0) { 3160 dev_err(sdev->dev, "error: failed to add route sink %s control %s source %s\n", 3161 route->sink, 3162 route->control ? route->control : "none", 3163 route->source); 3164 goto err; 3165 } 3166 3167 /* check IPC reply */ 3168 if (reply.error < 0) { 3169 dev_err(sdev->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n", 3170 route->sink, 3171 route->control ? route->control : "none", 3172 route->source, reply.error); 3173 ret = reply.error; 3174 goto err; 3175 } 3176 3177 sroute->route = route; 3178 dobj->private = sroute; 3179 sroute->private = connect; 3180 3181 /* add route to route list */ 3182 list_add(&sroute->list, &sdev->route_list); 3183 3184 return ret; 3185 } 3186 3187 err: 3188 kfree(connect); 3189 kfree(sroute); 3190 return ret; 3191 } 3192 3193 /* Function to set the initial value of SOF kcontrols. 3194 * The value will be stored in scontrol->control_data 3195 */ 3196 static int snd_sof_cache_kcontrol_val(struct snd_sof_dev *sdev) 3197 { 3198 struct snd_sof_control *scontrol = NULL; 3199 int ipc_cmd, ctrl_type; 3200 int ret = 0; 3201 3202 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { 3203 3204 /* notify DSP of kcontrol values */ 3205 switch (scontrol->cmd) { 3206 case SOF_CTRL_CMD_VOLUME: 3207 case SOF_CTRL_CMD_ENUM: 3208 case SOF_CTRL_CMD_SWITCH: 3209 ipc_cmd = SOF_IPC_COMP_GET_VALUE; 3210 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET; 3211 break; 3212 case SOF_CTRL_CMD_BINARY: 3213 ipc_cmd = SOF_IPC_COMP_GET_DATA; 3214 ctrl_type = SOF_CTRL_TYPE_DATA_GET; 3215 break; 3216 default: 3217 dev_err(sdev->dev, 3218 "error: Invalid scontrol->cmd: %d\n", 3219 scontrol->cmd); 3220 return -EINVAL; 3221 } 3222 ret = snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, 3223 ipc_cmd, ctrl_type, 3224 scontrol->cmd, 3225 false); 3226 if (ret < 0) { 3227 dev_warn(sdev->dev, 3228 "error: kcontrol value get for widget: %d\n", 3229 scontrol->comp_id); 3230 } 3231 } 3232 3233 return ret; 3234 } 3235 3236 int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, 3237 struct snd_sof_widget *swidget) 3238 { 3239 struct sof_ipc_pipe_ready ready; 3240 struct sof_ipc_reply reply; 3241 int ret; 3242 3243 dev_dbg(sdev->dev, "tplg: complete pipeline %s id %d\n", 3244 swidget->widget->name, swidget->comp_id); 3245 3246 memset(&ready, 0, sizeof(ready)); 3247 ready.hdr.size = sizeof(ready); 3248 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE; 3249 ready.comp_id = swidget->comp_id; 3250 3251 ret = sof_ipc_tx_message(sdev->ipc, 3252 ready.hdr.cmd, &ready, sizeof(ready), &reply, 3253 sizeof(reply)); 3254 if (ret < 0) 3255 return ret; 3256 return 1; 3257 } 3258 3259 /* completion - called at completion of firmware loading */ 3260 static void sof_complete(struct snd_soc_component *scomp) 3261 { 3262 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3263 struct snd_sof_widget *swidget; 3264 3265 /* some widget types require completion notificattion */ 3266 list_for_each_entry(swidget, &sdev->widget_list, list) { 3267 if (swidget->complete) 3268 continue; 3269 3270 switch (swidget->id) { 3271 case snd_soc_dapm_scheduler: 3272 swidget->complete = 3273 snd_sof_complete_pipeline(sdev, swidget); 3274 break; 3275 default: 3276 break; 3277 } 3278 } 3279 /* 3280 * cache initial values of SOF kcontrols by reading DSP value over 3281 * IPC. It may be overwritten by alsa-mixer after booting up 3282 */ 3283 snd_sof_cache_kcontrol_val(sdev); 3284 } 3285 3286 /* manifest - optional to inform component of manifest */ 3287 static int sof_manifest(struct snd_soc_component *scomp, int index, 3288 struct snd_soc_tplg_manifest *man) 3289 { 3290 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); 3291 u32 size; 3292 u32 abi_version; 3293 3294 size = le32_to_cpu(man->priv.size); 3295 3296 /* backward compatible with tplg without ABI info */ 3297 if (!size) { 3298 dev_dbg(sdev->dev, "No topology ABI info\n"); 3299 return 0; 3300 } 3301 3302 if (size != SOF_TPLG_ABI_SIZE) { 3303 dev_err(sdev->dev, "error: invalid topology ABI size\n"); 3304 return -EINVAL; 3305 } 3306 3307 dev_info(sdev->dev, 3308 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n", 3309 man->priv.data[0], man->priv.data[1], 3310 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR, 3311 SOF_ABI_PATCH); 3312 3313 abi_version = SOF_ABI_VER(man->priv.data[0], 3314 man->priv.data[1], 3315 man->priv.data[2]); 3316 3317 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { 3318 dev_err(sdev->dev, "error: incompatible topology ABI version\n"); 3319 return -EINVAL; 3320 } 3321 3322 if (abi_version > SOF_ABI_VERSION) { 3323 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { 3324 dev_warn(sdev->dev, "warn: topology ABI is more recent than kernel\n"); 3325 } else { 3326 dev_err(sdev->dev, "error: topology ABI is more recent than kernel\n"); 3327 return -EINVAL; 3328 } 3329 } 3330 3331 return 0; 3332 } 3333 3334 /* vendor specific kcontrol handlers available for binding */ 3335 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = { 3336 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put}, 3337 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put}, 3338 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put}, 3339 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put}, 3340 }; 3341 3342 /* vendor specific bytes ext handlers available for binding */ 3343 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = { 3344 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put}, 3345 }; 3346 3347 static struct snd_soc_tplg_ops sof_tplg_ops = { 3348 /* external kcontrol init - used for any driver specific init */ 3349 .control_load = sof_control_load, 3350 .control_unload = sof_control_unload, 3351 3352 /* external kcontrol init - used for any driver specific init */ 3353 .dapm_route_load = sof_route_load, 3354 .dapm_route_unload = sof_route_unload, 3355 3356 /* external widget init - used for any driver specific init */ 3357 /* .widget_load is not currently used */ 3358 .widget_ready = sof_widget_ready, 3359 .widget_unload = sof_widget_unload, 3360 3361 /* FE DAI - used for any driver specific init */ 3362 .dai_load = sof_dai_load, 3363 .dai_unload = sof_dai_unload, 3364 3365 /* DAI link - used for any driver specific init */ 3366 .link_load = sof_link_load, 3367 .link_unload = sof_link_unload, 3368 3369 /* completion - called at completion of firmware loading */ 3370 .complete = sof_complete, 3371 3372 /* manifest - optional to inform component of manifest */ 3373 .manifest = sof_manifest, 3374 3375 /* vendor specific kcontrol handlers available for binding */ 3376 .io_ops = sof_io_ops, 3377 .io_ops_count = ARRAY_SIZE(sof_io_ops), 3378 3379 /* vendor specific bytes ext handlers available for binding */ 3380 .bytes_ext_ops = sof_bytes_ext_ops, 3381 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops), 3382 }; 3383 3384 int snd_sof_init_topology(struct snd_sof_dev *sdev, 3385 struct snd_soc_tplg_ops *ops) 3386 { 3387 /* TODO: support linked list of topologies */ 3388 sdev->tplg_ops = ops; 3389 return 0; 3390 } 3391 EXPORT_SYMBOL(snd_sof_init_topology); 3392 3393 int snd_sof_load_topology(struct snd_sof_dev *sdev, const char *file) 3394 { 3395 const struct firmware *fw; 3396 int ret; 3397 3398 dev_dbg(sdev->dev, "loading topology:%s\n", file); 3399 3400 ret = request_firmware(&fw, file, sdev->dev); 3401 if (ret < 0) { 3402 dev_err(sdev->dev, "error: tplg request firmware %s failed err: %d\n", 3403 file, ret); 3404 return ret; 3405 } 3406 3407 ret = snd_soc_tplg_component_load(sdev->component, 3408 &sof_tplg_ops, fw, 3409 SND_SOC_TPLG_INDEX_ALL); 3410 if (ret < 0) { 3411 dev_err(sdev->dev, "error: tplg component load failed %d\n", 3412 ret); 3413 ret = -EINVAL; 3414 } 3415 3416 release_firmware(fw); 3417 return ret; 3418 } 3419 EXPORT_SYMBOL(snd_sof_load_topology); 3420