sound/soc/intel/boards/skl_rt286.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Intel Skylake I2S Machine Driver
   4  *
   5  * Copyright (C) 2014-2015, Intel Corporation. All rights reserved.
   6  *
   7  * Modified from:
   8  *   Intel Broadwell Wildcatpoint SST Audio
   9  *
  10  *   Copyright (C) 2013, Intel Corporation. All rights reserved.
  11  */
  12
  13 #include <linux/module.h>
  14 #include <linux/platform_device.h>
  15 #include <sound/core.h>
  16 #include <sound/pcm.h>
  17 #include <sound/soc.h>
  18 #include <sound/jack.h>
  19 #include <sound/pcm_params.h>
  20 #include "../../codecs/rt286.h"
  21 #include "../../codecs/hdac_hdmi.h"
  22
  23 static struct snd_soc_jack skylake_headset;
  24 static struct snd_soc_jack skylake_hdmi[3];
  25
  26 struct skl_hdmi_pcm {
  27         struct list_head head;
  28         struct snd_soc_dai *codec_dai;
  29         int device;
  30 };
  31
  32 struct skl_rt286_private {
  33         struct list_head hdmi_pcm_list;
  34 };
  35
  36 enum {
  37         SKL_DPCM_AUDIO_PB = 0,
  38         SKL_DPCM_AUDIO_DB_PB,
  39         SKL_DPCM_AUDIO_CP,
  40         SKL_DPCM_AUDIO_REF_CP,
  41         SKL_DPCM_AUDIO_DMIC_CP,
  42         SKL_DPCM_AUDIO_HDMI1_PB,
  43         SKL_DPCM_AUDIO_HDMI2_PB,
  44         SKL_DPCM_AUDIO_HDMI3_PB,
  45 };
  46
  47 /* Headset jack detection DAPM pins */
  48 static struct snd_soc_jack_pin skylake_headset_pins[] = {
  49         {
  50                 .pin = "Mic Jack",
  51                 .mask = SND_JACK_MICROPHONE,
  52         },
  53         {
  54                 .pin = "Headphone Jack",
  55                 .mask = SND_JACK_HEADPHONE,
  56         },
  57 };
  58
  59 static const struct snd_kcontrol_new skylake_controls[] = {
  60         SOC_DAPM_PIN_SWITCH("Speaker"),
  61         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  62         SOC_DAPM_PIN_SWITCH("Mic Jack"),
  63 };
  64
  65 static const struct snd_soc_dapm_widget skylake_widgets[] = {
  66         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  67         SND_SOC_DAPM_SPK("Speaker", NULL),
  68         SND_SOC_DAPM_MIC("Mic Jack", NULL),
  69         SND_SOC_DAPM_MIC("DMIC2", NULL),
  70         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
  71         SND_SOC_DAPM_SPK("HDMI1", NULL),
  72         SND_SOC_DAPM_SPK("HDMI2", NULL),
  73         SND_SOC_DAPM_SPK("HDMI3", NULL),
  74 };
  75
  76 static const struct snd_soc_dapm_route skylake_rt286_map[] = {
  77         /* speaker */
  78         {"Speaker", NULL, "SPOR"},
  79         {"Speaker", NULL, "SPOL"},
  80
  81         /* HP jack connectors - unknown if we have jack deteck */
  82         {"Headphone Jack", NULL, "HPO Pin"},
  83
  84         /* other jacks */
  85         {"MIC1", NULL, "Mic Jack"},
  86
  87         /* digital mics */
  88         {"DMIC1 Pin", NULL, "DMIC2"},
  89         {"DMic", NULL, "SoC DMIC"},
  90
  91         /* CODEC BE connections */
  92         { "AIF1 Playback", NULL, "ssp0 Tx"},
  93         { "ssp0 Tx", NULL, "codec0_out"},
  94         { "ssp0 Tx", NULL, "codec1_out"},
  95
  96         { "codec0_in", NULL, "ssp0 Rx" },
  97         { "codec1_in", NULL, "ssp0 Rx" },
  98         { "ssp0 Rx", NULL, "AIF1 Capture" },
  99
 100         { "dmic01_hifi", NULL, "DMIC01 Rx" },
 101         { "DMIC01 Rx", NULL, "DMIC AIF" },
 102
 103         { "hifi3", NULL, "iDisp3 Tx"},
 104         { "iDisp3 Tx", NULL, "iDisp3_out"},
 105         { "hifi2", NULL, "iDisp2 Tx"},
 106         { "iDisp2 Tx", NULL, "iDisp2_out"},
 107         { "hifi1", NULL, "iDisp1 Tx"},
 108         { "iDisp1 Tx", NULL, "iDisp1_out"},
 109
 110 };
 111
 112 static int skylake_rt286_fe_init(struct snd_soc_pcm_runtime *rtd)
 113 {
 114         struct snd_soc_dapm_context *dapm;
 115         struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component;
 116
 117         dapm = snd_soc_component_get_dapm(component);
 118         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 119
 120         return 0;
 121 }
 122
 123 static int skylake_rt286_codec_init(struct snd_soc_pcm_runtime *rtd)
 124 {
 125         struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
 126         int ret;
 127
 128         ret = snd_soc_card_jack_new(rtd->card, "Headset",
 129                 SND_JACK_HEADSET | SND_JACK_BTN_0,
 130                 &skylake_headset,
 131                 skylake_headset_pins, ARRAY_SIZE(skylake_headset_pins));
 132
 133         if (ret)
 134                 return ret;
 135
 136         rt286_mic_detect(component, &skylake_headset);
 137
 138         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 139
 140         return 0;
 141 }
 142
 143 static int skylake_hdmi_init(struct snd_soc_pcm_runtime *rtd)
 144 {
 145         struct skl_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 146         struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
 147         struct skl_hdmi_pcm *pcm;
 148
 149         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 150         if (!pcm)
 151                 return -ENOMEM;
 152
 153         pcm->device = SKL_DPCM_AUDIO_HDMI1_PB + dai->id;
 154         pcm->codec_dai = dai;
 155
 156         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 157
 158         return 0;
 159 }
 160
 161 static const unsigned int rates[] = {
 162         48000,
 163 };
 164
 165 static const struct snd_pcm_hw_constraint_list constraints_rates = {
 166         .count = ARRAY_SIZE(rates),
 167         .list  = rates,
 168         .mask = 0,
 169 };
 170
 171 static const unsigned int channels[] = {
 172         2,
 173 };
 174
 175 static const struct snd_pcm_hw_constraint_list constraints_channels = {
 176         .count = ARRAY_SIZE(channels),
 177         .list = channels,
 178         .mask = 0,
 179 };
 180
 181 static int skl_fe_startup(struct snd_pcm_substream *substream)
 182 {
 183         struct snd_pcm_runtime *runtime = substream->runtime;
 184
 185         /*
 186          * on this platform for PCM device we support,
 187          *      48Khz
 188          *      stereo
 189          *      16 bit audio
 190          */
 191
 192         runtime->hw.channels_max = 2;
 193         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 194                                            &constraints_channels);
 195
 196         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 197         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 198
 199         snd_pcm_hw_constraint_list(runtime, 0,
 200                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 201
 202         return 0;
 203 }
 204
 205 static const struct snd_soc_ops skylake_rt286_fe_ops = {
 206         .startup = skl_fe_startup,
 207 };
 208
 209 static int skylake_ssp0_fixup(struct snd_soc_pcm_runtime *rtd,
 210                         struct snd_pcm_hw_params *params)
 211 {
 212         struct snd_interval *rate = hw_param_interval(params,
 213                         SNDRV_PCM_HW_PARAM_RATE);
 214         struct snd_interval *chan = hw_param_interval(params,
 215                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 216         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 217
 218         /* The output is 48KHz, stereo, 16bits */
 219         rate->min = rate->max = 48000;
 220         chan->min = chan->max = 2;
 221
 222         /* set SSP0 to 24 bit */
 223         snd_mask_none(fmt);
 224         snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
 225         return 0;
 226 }
 227
 228 static int skylake_rt286_hw_params(struct snd_pcm_substream *substream,
 229         struct snd_pcm_hw_params *params)
 230 {
 231         struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
 232         struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
 233         int ret;
 234
 235         ret = snd_soc_dai_set_sysclk(codec_dai, RT286_SCLK_S_PLL, 24000000,
 236                 SND_SOC_CLOCK_IN);
 237         if (ret < 0)
 238                 dev_err(rtd->dev, "set codec sysclk failed: %d\n", ret);
 239
 240         return ret;
 241 }
 242
 243 static const struct snd_soc_ops skylake_rt286_ops = {
 244         .hw_params = skylake_rt286_hw_params,
 245 };
 246
 247 static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 248                                 struct snd_pcm_hw_params *params)
 249 {
 250         struct snd_interval *chan = hw_param_interval(params,
 251                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 252         if (params_channels(params) == 2)
 253                 chan->min = chan->max = 2;
 254         else
 255                 chan->min = chan->max = 4;
 256
 257         return 0;
 258 }
 259
 260 static const unsigned int channels_dmic[] = {
 261         2, 4,
 262 };
 263
 264 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
 265         .count = ARRAY_SIZE(channels_dmic),
 266         .list = channels_dmic,
 267         .mask = 0,
 268 };
 269
 270 static int skylake_dmic_startup(struct snd_pcm_substream *substream)
 271 {
 272         struct snd_pcm_runtime *runtime = substream->runtime;
 273
 274         runtime->hw.channels_max = 4;
 275         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 276                                            &constraints_dmic_channels);
 277
 278         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 279                         SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 280 }
 281
 282 static const struct snd_soc_ops skylake_dmic_ops = {
 283         .startup = skylake_dmic_startup,
 284 };
 285
 286 SND_SOC_DAILINK_DEF(dummy,
 287         DAILINK_COMP_ARRAY(COMP_DUMMY()));
 288
 289 SND_SOC_DAILINK_DEF(system,
 290         DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
 291
 292 SND_SOC_DAILINK_DEF(deepbuffer,
 293         DAILINK_COMP_ARRAY(COMP_CPU("Deepbuffer Pin")));
 294
 295 SND_SOC_DAILINK_DEF(reference,
 296         DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
 297
 298 SND_SOC_DAILINK_DEF(dmic,
 299         DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
 300
 301 SND_SOC_DAILINK_DEF(hdmi1,
 302         DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
 303
 304 SND_SOC_DAILINK_DEF(hdmi2,
 305         DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
 306
 307 SND_SOC_DAILINK_DEF(hdmi3,
 308         DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
 309
 310 SND_SOC_DAILINK_DEF(ssp0_pin,
 311         DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
 312 SND_SOC_DAILINK_DEF(ssp0_codec,
 313         DAILINK_COMP_ARRAY(COMP_CODEC("i2c-INT343A:00", "rt286-aif1")));
 314
 315 SND_SOC_DAILINK_DEF(dmic01_pin,
 316         DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
 317 SND_SOC_DAILINK_DEF(dmic_codec,
 318         DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
 319
 320 SND_SOC_DAILINK_DEF(idisp1_pin,
 321         DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
 322 SND_SOC_DAILINK_DEF(idisp1_codec,
 323         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
 324
 325 SND_SOC_DAILINK_DEF(idisp2_pin,
 326         DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
 327 SND_SOC_DAILINK_DEF(idisp2_codec,
 328         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
 329
 330 SND_SOC_DAILINK_DEF(idisp3_pin,
 331         DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
 332 SND_SOC_DAILINK_DEF(idisp3_codec,
 333         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
 334
 335 SND_SOC_DAILINK_DEF(platform,
 336         DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
 337
 338 /* skylake digital audio interface glue - connects codec <--> CPU */
 339 static struct snd_soc_dai_link skylake_rt286_dais[] = {
 340         /* Front End DAI links */
 341         [SKL_DPCM_AUDIO_PB] = {
 342                 .name = "Skl Audio Port",
 343                 .stream_name = "Audio",
 344                 .nonatomic = 1,
 345                 .dynamic = 1,
 346                 .init = skylake_rt286_fe_init,
 347                 .trigger = {
 348                         SND_SOC_DPCM_TRIGGER_POST,
 349                         SND_SOC_DPCM_TRIGGER_POST
 350                 },
 351                 .dpcm_playback = 1,
 352                 .ops = &skylake_rt286_fe_ops,
 353                 SND_SOC_DAILINK_REG(system, dummy, platform),
 354         },
 355         [SKL_DPCM_AUDIO_DB_PB] = {
 356                 .name = "Skl Deepbuffer Port",
 357                 .stream_name = "Deep Buffer Audio",
 358                 .nonatomic = 1,
 359                 .dynamic = 1,
 360                 .trigger = {
 361                         SND_SOC_DPCM_TRIGGER_POST,
 362                         SND_SOC_DPCM_TRIGGER_POST
 363                 },
 364                 .dpcm_playback = 1,
 365                 .ops = &skylake_rt286_fe_ops,
 366                 SND_SOC_DAILINK_REG(deepbuffer, dummy, platform),
 367         },
 368         [SKL_DPCM_AUDIO_CP] = {
 369                 .name = "Skl Audio Capture Port",
 370                 .stream_name = "Audio Record",
 371                 .nonatomic = 1,
 372                 .dynamic = 1,
 373                 .trigger = {
 374                         SND_SOC_DPCM_TRIGGER_POST,
 375                         SND_SOC_DPCM_TRIGGER_POST
 376                 },
 377                 .dpcm_capture = 1,
 378                 .ops = &skylake_rt286_fe_ops,
 379                 SND_SOC_DAILINK_REG(system, dummy, platform),
 380         },
 381         [SKL_DPCM_AUDIO_REF_CP] = {
 382                 .name = "Skl Audio Reference cap",
 383                 .stream_name = "refcap",
 384                 .init = NULL,
 385                 .dpcm_capture = 1,
 386                 .nonatomic = 1,
 387                 .dynamic = 1,
 388                 SND_SOC_DAILINK_REG(reference, dummy, platform),
 389         },
 390         [SKL_DPCM_AUDIO_DMIC_CP] = {
 391                 .name = "Skl Audio DMIC cap",
 392                 .stream_name = "dmiccap",
 393                 .init = NULL,
 394                 .dpcm_capture = 1,
 395                 .nonatomic = 1,
 396                 .dynamic = 1,
 397                 .ops = &skylake_dmic_ops,
 398                 SND_SOC_DAILINK_REG(dmic, dummy, platform),
 399         },
 400         [SKL_DPCM_AUDIO_HDMI1_PB] = {
 401                 .name = "Skl HDMI Port1",
 402                 .stream_name = "Hdmi1",
 403                 .dpcm_playback = 1,
 404                 .init = NULL,
 405                 .nonatomic = 1,
 406                 .dynamic = 1,
 407                 SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
 408         },
 409         [SKL_DPCM_AUDIO_HDMI2_PB] = {
 410                 .name = "Skl HDMI Port2",
 411                 .stream_name = "Hdmi2",
 412                 .dpcm_playback = 1,
 413                 .init = NULL,
 414                 .nonatomic = 1,
 415                 .dynamic = 1,
 416                 SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
 417         },
 418         [SKL_DPCM_AUDIO_HDMI3_PB] = {
 419                 .name = "Skl HDMI Port3",
 420                 .stream_name = "Hdmi3",
 421                 .dpcm_playback = 1,
 422                 .init = NULL,
 423                 .nonatomic = 1,
 424                 .dynamic = 1,
 425                 SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
 426         },
 427
 428         /* Back End DAI links */
 429         {
 430                 /* SSP0 - Codec */
 431                 .name = "SSP0-Codec",
 432                 .id = 0,
 433                 .no_pcm = 1,
 434                 .init = skylake_rt286_codec_init,
 435                 .dai_fmt = SND_SOC_DAIFMT_I2S |
 436                         SND_SOC_DAIFMT_NB_NF |
 437                         SND_SOC_DAIFMT_CBS_CFS,
 438                 .ignore_pmdown_time = 1,
 439                 .be_hw_params_fixup = skylake_ssp0_fixup,
 440                 .ops = &skylake_rt286_ops,
 441                 .dpcm_playback = 1,
 442                 .dpcm_capture = 1,
 443                 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
 444         },
 445         {
 446                 .name = "dmic01",
 447                 .id = 1,
 448                 .be_hw_params_fixup = skylake_dmic_fixup,
 449                 .ignore_suspend = 1,
 450                 .dpcm_capture = 1,
 451                 .no_pcm = 1,
 452                 SND_SOC_DAILINK_REG(dmic01_pin, dmic_codec, platform),
 453         },
 454         {
 455                 .name = "iDisp1",
 456                 .id = 2,
 457                 .init = skylake_hdmi_init,
 458                 .dpcm_playback = 1,
 459                 .no_pcm = 1,
 460                 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
 461         },
 462         {
 463                 .name = "iDisp2",
 464                 .id = 3,
 465                 .init = skylake_hdmi_init,
 466                 .dpcm_playback = 1,
 467                 .no_pcm = 1,
 468                 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
 469         },
 470         {
 471                 .name = "iDisp3",
 472                 .id = 4,
 473                 .init = skylake_hdmi_init,
 474                 .dpcm_playback = 1,
 475                 .no_pcm = 1,
 476                 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
 477         },
 478 };
 479
 480 #define NAME_SIZE       32
 481 static int skylake_card_late_probe(struct snd_soc_card *card)
 482 {
 483         struct skl_rt286_private *ctx = snd_soc_card_get_drvdata(card);
 484         struct skl_hdmi_pcm *pcm;
 485         struct snd_soc_component *component = NULL;
 486         int err, i = 0;
 487         char jack_name[NAME_SIZE];
 488
 489         list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
 490                 component = pcm->codec_dai->component;
 491                 snprintf(jack_name, sizeof(jack_name),
 492                         "HDMI/DP, pcm=%d Jack", pcm->device);
 493                 err = snd_soc_card_jack_new(card, jack_name,
 494                                         SND_JACK_AVOUT, &skylake_hdmi[i],
 495                                         NULL, 0);
 496
 497                 if (err)
 498                         return err;
 499
 500                 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
 501                                                 &skylake_hdmi[i]);
 502                 if (err < 0)
 503                         return err;
 504
 505                 i++;
 506         }
 507
 508         if (!component)
 509                 return -EINVAL;
 510
 511         return hdac_hdmi_jack_port_init(component, &card->dapm);
 512 }
 513
 514 /* skylake audio machine driver for SPT + RT286S */
 515 static struct snd_soc_card skylake_rt286 = {
 516         .name = "skylake-rt286",
 517         .owner = THIS_MODULE,
 518         .dai_link = skylake_rt286_dais,
 519         .num_links = ARRAY_SIZE(skylake_rt286_dais),
 520         .controls = skylake_controls,
 521         .num_controls = ARRAY_SIZE(skylake_controls),
 522         .dapm_widgets = skylake_widgets,
 523         .num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
 524         .dapm_routes = skylake_rt286_map,
 525         .num_dapm_routes = ARRAY_SIZE(skylake_rt286_map),
 526         .fully_routed = true,
 527         .late_probe = skylake_card_late_probe,
 528 };
 529
 530 static int skylake_audio_probe(struct platform_device *pdev)
 531 {
 532         struct skl_rt286_private *ctx;
 533
 534         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 535         if (!ctx)
 536                 return -ENOMEM;
 537
 538         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 539
 540         skylake_rt286.dev = &pdev->dev;
 541         snd_soc_card_set_drvdata(&skylake_rt286, ctx);
 542
 543         return devm_snd_soc_register_card(&pdev->dev, &skylake_rt286);
 544 }
 545
 546 static const struct platform_device_id skl_board_ids[] = {
 547         { .name = "skl_alc286s_i2s" },
 548         { .name = "kbl_alc286s_i2s" },
 549         { }
 550 };
 551
 552 static struct platform_driver skylake_audio = {
 553         .probe = skylake_audio_probe,
 554         .driver = {
 555                 .name = "skl_alc286s_i2s",
 556                 .pm = &snd_soc_pm_ops,
 557         },
 558         .id_table = skl_board_ids,
 559
 560 };
 561
 562 module_platform_driver(skylake_audio)
 563
 564 /* Module information */
 565 MODULE_AUTHOR("Omair Mohammed Abdullah <omair.m.abdullah@intel.com>");
 566 MODULE_DESCRIPTION("Intel SST Audio for Skylake");
 567 MODULE_LICENSE("GPL v2");
 568 MODULE_ALIAS("platform:skl_alc286s_i2s");
 569 MODULE_ALIAS("platform:kbl_alc286s_i2s");