1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright(c) 2022 Intel Corporation. All rights reserved. 4 5 /* 6 * sof_ssp_amp.c - ASoc Machine driver for Intel platforms 7 * with RT1308/CS35L41 codec. 8 */ 9 10 #include <linux/acpi.h> 11 #include <linux/delay.h> 12 #include <linux/module.h> 13 #include <linux/platform_device.h> 14 #include <sound/core.h> 15 #include <sound/jack.h> 16 #include <sound/pcm.h> 17 #include <sound/pcm_params.h> 18 #include <sound/sof.h> 19 #include "../../codecs/hdac_hdmi.h" 20 #include "hda_dsp_common.h" 21 #include "sof_realtek_common.h" 22 #include "sof_cirrus_common.h" 23 24 #define NAME_SIZE 32 25 26 /* SSP port ID for speaker amplifier */ 27 #define SOF_AMPLIFIER_SSP(quirk) ((quirk) & GENMASK(3, 0)) 28 #define SOF_AMPLIFIER_SSP_MASK (GENMASK(3, 0)) 29 30 /* HDMI capture*/ 31 #define SOF_SSP_HDMI_CAPTURE_PRESENT BIT(4) 32 #define SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT 5 33 #define SOF_NO_OF_HDMI_CAPTURE_SSP_MASK (GENMASK(6, 5)) 34 #define SOF_NO_OF_HDMI_CAPTURE_SSP(quirk) \ 35 (((quirk) << SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT) & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) 36 37 #define SOF_HDMI_CAPTURE_1_SSP_SHIFT 7 38 #define SOF_HDMI_CAPTURE_1_SSP_MASK (GENMASK(9, 7)) 39 #define SOF_HDMI_CAPTURE_1_SSP(quirk) \ 40 (((quirk) << SOF_HDMI_CAPTURE_1_SSP_SHIFT) & SOF_HDMI_CAPTURE_1_SSP_MASK) 41 42 #define SOF_HDMI_CAPTURE_2_SSP_SHIFT 10 43 #define SOF_HDMI_CAPTURE_2_SSP_MASK (GENMASK(12, 10)) 44 #define SOF_HDMI_CAPTURE_2_SSP(quirk) \ 45 (((quirk) << SOF_HDMI_CAPTURE_2_SSP_SHIFT) & SOF_HDMI_CAPTURE_2_SSP_MASK) 46 47 /* HDMI playback */ 48 #define SOF_HDMI_PLAYBACK_PRESENT BIT(13) 49 #define SOF_NO_OF_HDMI_PLAYBACK_SHIFT 14 50 #define SOF_NO_OF_HDMI_PLAYBACK_MASK (GENMASK(16, 14)) 51 #define SOF_NO_OF_HDMI_PLAYBACK(quirk) \ 52 (((quirk) << SOF_NO_OF_HDMI_PLAYBACK_SHIFT) & SOF_NO_OF_HDMI_PLAYBACK_MASK) 53 54 /* BT audio offload */ 55 #define SOF_SSP_BT_OFFLOAD_PRESENT BIT(17) 56 #define SOF_BT_OFFLOAD_SSP_SHIFT 18 57 #define SOF_BT_OFFLOAD_SSP_MASK (GENMASK(20, 18)) 58 #define SOF_BT_OFFLOAD_SSP(quirk) \ 59 (((quirk) << SOF_BT_OFFLOAD_SSP_SHIFT) & SOF_BT_OFFLOAD_SSP_MASK) 60 61 /* Speaker amplifiers */ 62 #define SOF_RT1308_SPEAKER_AMP_PRESENT BIT(21) 63 #define SOF_CS35L41_SPEAKER_AMP_PRESENT BIT(22) 64 65 /* Default: SSP2 */ 66 static unsigned long sof_ssp_amp_quirk = SOF_AMPLIFIER_SSP(2); 67 68 struct sof_hdmi_pcm { 69 struct list_head head; 70 struct snd_soc_jack sof_hdmi; 71 struct snd_soc_dai *codec_dai; 72 int device; 73 }; 74 75 struct sof_card_private { 76 struct list_head hdmi_pcm_list; 77 bool common_hdmi_codec_drv; 78 bool idisp_codec; 79 }; 80 81 static const struct snd_soc_dapm_widget sof_ssp_amp_dapm_widgets[] = { 82 SND_SOC_DAPM_MIC("SoC DMIC", NULL), 83 }; 84 85 static const struct snd_soc_dapm_route sof_ssp_amp_dapm_routes[] = { 86 /* digital mics */ 87 {"DMic", NULL, "SoC DMIC"}, 88 }; 89 90 static int sof_card_late_probe(struct snd_soc_card *card) 91 { 92 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card); 93 struct snd_soc_component *component = NULL; 94 char jack_name[NAME_SIZE]; 95 struct sof_hdmi_pcm *pcm; 96 int err; 97 int i = 0; 98 99 if (!(sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT)) 100 return 0; 101 102 /* HDMI is not supported by SOF on Baytrail/CherryTrail */ 103 if (!ctx->idisp_codec) 104 return 0; 105 106 if (list_empty(&ctx->hdmi_pcm_list)) 107 return -EINVAL; 108 109 if (ctx->common_hdmi_codec_drv) { 110 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm, 111 head); 112 component = pcm->codec_dai->component; 113 return hda_dsp_hdmi_build_controls(card, component); 114 } 115 116 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 117 component = pcm->codec_dai->component; 118 snprintf(jack_name, sizeof(jack_name), 119 "HDMI/DP, pcm=%d Jack", pcm->device); 120 err = snd_soc_card_jack_new(card, jack_name, 121 SND_JACK_AVOUT, &pcm->sof_hdmi); 122 123 if (err) 124 return err; 125 126 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 127 &pcm->sof_hdmi); 128 if (err < 0) 129 return err; 130 131 i++; 132 } 133 134 return hdac_hdmi_jack_port_init(component, &card->dapm); 135 } 136 137 static struct snd_soc_card sof_ssp_amp_card = { 138 .name = "ssp_amp", 139 .owner = THIS_MODULE, 140 .dapm_widgets = sof_ssp_amp_dapm_widgets, 141 .num_dapm_widgets = ARRAY_SIZE(sof_ssp_amp_dapm_widgets), 142 .dapm_routes = sof_ssp_amp_dapm_routes, 143 .num_dapm_routes = ARRAY_SIZE(sof_ssp_amp_dapm_routes), 144 .fully_routed = true, 145 .late_probe = sof_card_late_probe, 146 }; 147 148 static struct snd_soc_dai_link_component platform_component[] = { 149 { 150 /* name might be overridden during probe */ 151 .name = "0000:00:1f.3" 152 } 153 }; 154 155 static struct snd_soc_dai_link_component dmic_component[] = { 156 { 157 .name = "dmic-codec", 158 .dai_name = "dmic-hifi", 159 } 160 }; 161 162 static struct snd_soc_dai_link_component dummy_component[] = { 163 { 164 .name = "snd-soc-dummy", 165 .dai_name = "snd-soc-dummy-dai", 166 } 167 }; 168 169 static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd) 170 { 171 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 172 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); 173 struct sof_hdmi_pcm *pcm; 174 175 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 176 if (!pcm) 177 return -ENOMEM; 178 179 /* dai_link id is 1:1 mapped to the PCM device */ 180 pcm->device = rtd->dai_link->id; 181 pcm->codec_dai = dai; 182 183 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 184 185 return 0; 186 } 187 188 #define IDISP_CODEC_MASK 0x4 189 190 static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev, 191 int ssp_codec, 192 int dmic_be_num, 193 int hdmi_num, 194 bool idisp_codec) 195 { 196 struct snd_soc_dai_link_component *idisp_components; 197 struct snd_soc_dai_link_component *cpus; 198 struct snd_soc_dai_link *links; 199 int i, id = 0; 200 201 links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * 202 sof_ssp_amp_card.num_links, GFP_KERNEL); 203 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) * 204 sof_ssp_amp_card.num_links, GFP_KERNEL); 205 if (!links || !cpus) 206 return NULL; 207 208 /* HDMI-In SSP */ 209 if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) { 210 int num_of_hdmi_ssp = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >> 211 SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT; 212 213 for (i = 1; i <= num_of_hdmi_ssp; i++) { 214 int port = (i == 1 ? (sof_ssp_amp_quirk & SOF_HDMI_CAPTURE_1_SSP_MASK) >> 215 SOF_HDMI_CAPTURE_1_SSP_SHIFT : 216 (sof_ssp_amp_quirk & SOF_HDMI_CAPTURE_2_SSP_MASK) >> 217 SOF_HDMI_CAPTURE_2_SSP_SHIFT); 218 219 links[id].cpus = &cpus[id]; 220 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 221 "SSP%d Pin", port); 222 if (!links[id].cpus->dai_name) 223 return NULL; 224 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-HDMI", port); 225 if (!links[id].name) 226 return NULL; 227 links[id].id = id; 228 links[id].codecs = dummy_component; 229 links[id].num_codecs = ARRAY_SIZE(dummy_component); 230 links[id].platforms = platform_component; 231 links[id].num_platforms = ARRAY_SIZE(platform_component); 232 links[id].dpcm_capture = 1; 233 links[id].no_pcm = 1; 234 links[id].num_cpus = 1; 235 id++; 236 } 237 } 238 239 /* codec SSP */ 240 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_codec); 241 if (!links[id].name) 242 return NULL; 243 244 links[id].id = id; 245 if (sof_ssp_amp_quirk & SOF_RT1308_SPEAKER_AMP_PRESENT) { 246 sof_rt1308_dai_link(&links[id]); 247 } else if (sof_ssp_amp_quirk & SOF_CS35L41_SPEAKER_AMP_PRESENT) { 248 cs35l41_set_dai_link(&links[id]); 249 } 250 links[id].platforms = platform_component; 251 links[id].num_platforms = ARRAY_SIZE(platform_component); 252 links[id].dpcm_playback = 1; 253 links[id].no_pcm = 1; 254 links[id].cpus = &cpus[id]; 255 links[id].num_cpus = 1; 256 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_codec); 257 if (!links[id].cpus->dai_name) 258 return NULL; 259 260 id++; 261 262 /* dmic */ 263 if (dmic_be_num > 0) { 264 /* at least we have dmic01 */ 265 links[id].name = "dmic01"; 266 links[id].cpus = &cpus[id]; 267 links[id].cpus->dai_name = "DMIC01 Pin"; 268 if (dmic_be_num > 1) { 269 /* set up 2 BE links at most */ 270 links[id + 1].name = "dmic16k"; 271 links[id + 1].cpus = &cpus[id + 1]; 272 links[id + 1].cpus->dai_name = "DMIC16k Pin"; 273 dmic_be_num = 2; 274 } 275 } 276 277 for (i = 0; i < dmic_be_num; i++) { 278 links[id].id = id; 279 links[id].num_cpus = 1; 280 links[id].codecs = dmic_component; 281 links[id].num_codecs = ARRAY_SIZE(dmic_component); 282 links[id].platforms = platform_component; 283 links[id].num_platforms = ARRAY_SIZE(platform_component); 284 links[id].ignore_suspend = 1; 285 links[id].dpcm_capture = 1; 286 links[id].no_pcm = 1; 287 id++; 288 } 289 290 /* HDMI playback */ 291 if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) { 292 /* HDMI */ 293 if (hdmi_num > 0) { 294 idisp_components = devm_kzalloc(dev, 295 sizeof(struct snd_soc_dai_link_component) * 296 hdmi_num, GFP_KERNEL); 297 if (!idisp_components) 298 goto devm_err; 299 } 300 for (i = 1; i <= hdmi_num; i++) { 301 links[id].name = devm_kasprintf(dev, GFP_KERNEL, 302 "iDisp%d", i); 303 if (!links[id].name) 304 goto devm_err; 305 306 links[id].id = id; 307 links[id].cpus = &cpus[id]; 308 links[id].num_cpus = 1; 309 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 310 "iDisp%d Pin", i); 311 if (!links[id].cpus->dai_name) 312 goto devm_err; 313 314 if (idisp_codec) { 315 idisp_components[i - 1].name = "ehdaudio0D2"; 316 idisp_components[i - 1].dai_name = devm_kasprintf(dev, 317 GFP_KERNEL, 318 "intel-hdmi-hifi%d", 319 i); 320 if (!idisp_components[i - 1].dai_name) 321 goto devm_err; 322 } else { 323 idisp_components[i - 1].name = "snd-soc-dummy"; 324 idisp_components[i - 1].dai_name = "snd-soc-dummy-dai"; 325 } 326 327 links[id].codecs = &idisp_components[i - 1]; 328 links[id].num_codecs = 1; 329 links[id].platforms = platform_component; 330 links[id].num_platforms = ARRAY_SIZE(platform_component); 331 links[id].init = sof_hdmi_init; 332 links[id].dpcm_playback = 1; 333 links[id].no_pcm = 1; 334 id++; 335 } 336 } 337 338 /* BT audio offload */ 339 if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) { 340 int port = (sof_ssp_amp_quirk & SOF_BT_OFFLOAD_SSP_MASK) >> 341 SOF_BT_OFFLOAD_SSP_SHIFT; 342 343 links[id].id = id; 344 links[id].cpus = &cpus[id]; 345 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 346 "SSP%d Pin", port); 347 if (!links[id].cpus->dai_name) 348 goto devm_err; 349 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", port); 350 if (!links[id].name) 351 goto devm_err; 352 links[id].codecs = dummy_component; 353 links[id].num_codecs = ARRAY_SIZE(dummy_component); 354 links[id].platforms = platform_component; 355 links[id].num_platforms = ARRAY_SIZE(platform_component); 356 links[id].dpcm_playback = 1; 357 links[id].dpcm_capture = 1; 358 links[id].no_pcm = 1; 359 links[id].num_cpus = 1; 360 id++; 361 } 362 363 return links; 364 devm_err: 365 return NULL; 366 } 367 368 static int sof_ssp_amp_probe(struct platform_device *pdev) 369 { 370 struct snd_soc_dai_link *dai_links; 371 struct snd_soc_acpi_mach *mach; 372 struct sof_card_private *ctx; 373 int dmic_be_num, hdmi_num = 0; 374 int ret, ssp_codec; 375 376 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); 377 if (!ctx) 378 return -ENOMEM; 379 380 if (pdev->id_entry && pdev->id_entry->driver_data) 381 sof_ssp_amp_quirk = (unsigned long)pdev->id_entry->driver_data; 382 383 mach = pdev->dev.platform_data; 384 385 dmic_be_num = mach->mach_params.dmic_num; 386 387 ssp_codec = sof_ssp_amp_quirk & SOF_AMPLIFIER_SSP_MASK; 388 389 /* set number of dai links */ 390 sof_ssp_amp_card.num_links = 1 + dmic_be_num; 391 392 if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) 393 sof_ssp_amp_card.num_links += (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >> 394 SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT; 395 396 if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) { 397 hdmi_num = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_PLAYBACK_MASK) >> 398 SOF_NO_OF_HDMI_PLAYBACK_SHIFT; 399 /* default number of HDMI DAI's */ 400 if (!hdmi_num) 401 hdmi_num = 3; 402 403 if (mach->mach_params.codec_mask & IDISP_CODEC_MASK) 404 ctx->idisp_codec = true; 405 406 sof_ssp_amp_card.num_links += hdmi_num; 407 } 408 409 if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) 410 sof_ssp_amp_card.num_links++; 411 412 dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, dmic_be_num, hdmi_num, ctx->idisp_codec); 413 if (!dai_links) 414 return -ENOMEM; 415 416 sof_ssp_amp_card.dai_link = dai_links; 417 418 /* update codec_conf */ 419 if (sof_ssp_amp_quirk & SOF_CS35L41_SPEAKER_AMP_PRESENT) { 420 cs35l41_set_codec_conf(&sof_ssp_amp_card); 421 } 422 423 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 424 425 sof_ssp_amp_card.dev = &pdev->dev; 426 427 /* set platform name for each dailink */ 428 ret = snd_soc_fixup_dai_links_platform_name(&sof_ssp_amp_card, 429 mach->mach_params.platform); 430 if (ret) 431 return ret; 432 433 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv; 434 435 snd_soc_card_set_drvdata(&sof_ssp_amp_card, ctx); 436 437 return devm_snd_soc_register_card(&pdev->dev, &sof_ssp_amp_card); 438 } 439 440 static const struct platform_device_id board_ids[] = { 441 { 442 .name = "sof_ssp_amp", 443 }, 444 { 445 .name = "tgl_rt1308_hdmi_ssp", 446 .driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(2) | 447 SOF_NO_OF_HDMI_CAPTURE_SSP(2) | 448 SOF_HDMI_CAPTURE_1_SSP(1) | 449 SOF_HDMI_CAPTURE_2_SSP(5) | 450 SOF_SSP_HDMI_CAPTURE_PRESENT | 451 SOF_RT1308_SPEAKER_AMP_PRESENT), 452 }, 453 { 454 .name = "adl_cs35l41", 455 .driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(1) | 456 SOF_NO_OF_HDMI_PLAYBACK(4) | 457 SOF_HDMI_PLAYBACK_PRESENT | 458 SOF_BT_OFFLOAD_SSP(2) | 459 SOF_SSP_BT_OFFLOAD_PRESENT | 460 SOF_CS35L41_SPEAKER_AMP_PRESENT), 461 }, 462 { } 463 }; 464 MODULE_DEVICE_TABLE(platform, board_ids); 465 466 static struct platform_driver sof_ssp_amp_driver = { 467 .probe = sof_ssp_amp_probe, 468 .driver = { 469 .name = "sof_ssp_amp", 470 .pm = &snd_soc_pm_ops, 471 }, 472 .id_table = board_ids, 473 }; 474 module_platform_driver(sof_ssp_amp_driver); 475 476 MODULE_DESCRIPTION("ASoC Intel(R) SOF Amplifier Machine driver"); 477 MODULE_AUTHOR("balamurugan.c <balamurugan.c@intel.com>"); 478 MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>"); 479 MODULE_LICENSE("GPL"); 480 MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON); 481 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_REALTEK_COMMON); 482 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_CIRRUS_COMMON); 483