sound/soc/sof/topology.c

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