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 NULL, 0); 123 124 if (err) 125 return err; 126 127 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 128 &pcm->sof_hdmi); 129 if (err < 0) 130 return err; 131 132 i++; 133 } 134 135 return hdac_hdmi_jack_port_init(component, &card->dapm); 136 } 137 138 static struct snd_soc_card sof_ssp_amp_card = { 139 .name = "ssp_amp", 140 .owner = THIS_MODULE, 141 .dapm_widgets = sof_ssp_amp_dapm_widgets, 142 .num_dapm_widgets = ARRAY_SIZE(sof_ssp_amp_dapm_widgets), 143 .dapm_routes = sof_ssp_amp_dapm_routes, 144 .num_dapm_routes = ARRAY_SIZE(sof_ssp_amp_dapm_routes), 145 .fully_routed = true, 146 .late_probe = sof_card_late_probe, 147 }; 148 149 static struct snd_soc_dai_link_component platform_component[] = { 150 { 151 /* name might be overridden during probe */ 152 .name = "0000:00:1f.3" 153 } 154 }; 155 156 static struct snd_soc_dai_link_component dmic_component[] = { 157 { 158 .name = "dmic-codec", 159 .dai_name = "dmic-hifi", 160 } 161 }; 162 163 static struct snd_soc_dai_link_component dummy_component[] = { 164 { 165 .name = "snd-soc-dummy", 166 .dai_name = "snd-soc-dummy-dai", 167 } 168 }; 169 170 static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd) 171 { 172 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 173 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); 174 struct sof_hdmi_pcm *pcm; 175 176 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 177 if (!pcm) 178 return -ENOMEM; 179 180 /* dai_link id is 1:1 mapped to the PCM device */ 181 pcm->device = rtd->dai_link->id; 182 pcm->codec_dai = dai; 183 184 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 185 186 return 0; 187 } 188 189 #define IDISP_CODEC_MASK 0x4 190 191 static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev, 192 int ssp_codec, 193 int dmic_be_num, 194 int hdmi_num, 195 bool idisp_codec) 196 { 197 struct snd_soc_dai_link_component *idisp_components; 198 struct snd_soc_dai_link_component *cpus; 199 struct snd_soc_dai_link *links; 200 int i, id = 0; 201 202 links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * 203 sof_ssp_amp_card.num_links, GFP_KERNEL); 204 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) * 205 sof_ssp_amp_card.num_links, GFP_KERNEL); 206 if (!links || !cpus) 207 return NULL; 208 209 /* HDMI-In SSP */ 210 if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) { 211 int num_of_hdmi_ssp = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >> 212 SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT; 213 214 for (i = 1; i <= num_of_hdmi_ssp; i++) { 215 int port = (i == 1 ? (sof_ssp_amp_quirk & SOF_HDMI_CAPTURE_1_SSP_MASK) >> 216 SOF_HDMI_CAPTURE_1_SSP_SHIFT : 217 (sof_ssp_amp_quirk & SOF_HDMI_CAPTURE_2_SSP_MASK) >> 218 SOF_HDMI_CAPTURE_2_SSP_SHIFT); 219 220 links[id].cpus = &cpus[id]; 221 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 222 "SSP%d Pin", port); 223 if (!links[id].cpus->dai_name) 224 return NULL; 225 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-HDMI", port); 226 if (!links[id].name) 227 return NULL; 228 links[id].id = id; 229 links[id].codecs = dummy_component; 230 links[id].num_codecs = ARRAY_SIZE(dummy_component); 231 links[id].platforms = platform_component; 232 links[id].num_platforms = ARRAY_SIZE(platform_component); 233 links[id].dpcm_capture = 1; 234 links[id].no_pcm = 1; 235 links[id].num_cpus = 1; 236 id++; 237 } 238 } 239 240 /* codec SSP */ 241 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_codec); 242 if (!links[id].name) 243 return NULL; 244 245 links[id].id = id; 246 if (sof_ssp_amp_quirk & SOF_RT1308_SPEAKER_AMP_PRESENT) { 247 sof_rt1308_dai_link(&links[id]); 248 } else if (sof_ssp_amp_quirk & SOF_CS35L41_SPEAKER_AMP_PRESENT) { 249 cs35l41_set_dai_link(&links[id]); 250 } 251 links[id].platforms = platform_component; 252 links[id].num_platforms = ARRAY_SIZE(platform_component); 253 links[id].dpcm_playback = 1; 254 links[id].no_pcm = 1; 255 links[id].cpus = &cpus[id]; 256 links[id].num_cpus = 1; 257 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_codec); 258 if (!links[id].cpus->dai_name) 259 return NULL; 260 261 id++; 262 263 /* dmic */ 264 if (dmic_be_num > 0) { 265 /* at least we have dmic01 */ 266 links[id].name = "dmic01"; 267 links[id].cpus = &cpus[id]; 268 links[id].cpus->dai_name = "DMIC01 Pin"; 269 if (dmic_be_num > 1) { 270 /* set up 2 BE links at most */ 271 links[id + 1].name = "dmic16k"; 272 links[id + 1].cpus = &cpus[id + 1]; 273 links[id + 1].cpus->dai_name = "DMIC16k Pin"; 274 dmic_be_num = 2; 275 } 276 } 277 278 for (i = 0; i < dmic_be_num; i++) { 279 links[id].id = id; 280 links[id].num_cpus = 1; 281 links[id].codecs = dmic_component; 282 links[id].num_codecs = ARRAY_SIZE(dmic_component); 283 links[id].platforms = platform_component; 284 links[id].num_platforms = ARRAY_SIZE(platform_component); 285 links[id].ignore_suspend = 1; 286 links[id].dpcm_capture = 1; 287 links[id].no_pcm = 1; 288 id++; 289 } 290 291 /* HDMI playback */ 292 if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) { 293 /* HDMI */ 294 if (hdmi_num > 0) { 295 idisp_components = devm_kzalloc(dev, 296 sizeof(struct snd_soc_dai_link_component) * 297 hdmi_num, GFP_KERNEL); 298 if (!idisp_components) 299 goto devm_err; 300 } 301 for (i = 1; i <= hdmi_num; i++) { 302 links[id].name = devm_kasprintf(dev, GFP_KERNEL, 303 "iDisp%d", i); 304 if (!links[id].name) 305 goto devm_err; 306 307 links[id].id = id; 308 links[id].cpus = &cpus[id]; 309 links[id].num_cpus = 1; 310 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 311 "iDisp%d Pin", i); 312 if (!links[id].cpus->dai_name) 313 goto devm_err; 314 315 if (idisp_codec) { 316 idisp_components[i - 1].name = "ehdaudio0D2"; 317 idisp_components[i - 1].dai_name = devm_kasprintf(dev, 318 GFP_KERNEL, 319 "intel-hdmi-hifi%d", 320 i); 321 if (!idisp_components[i - 1].dai_name) 322 goto devm_err; 323 } else { 324 idisp_components[i - 1].name = "snd-soc-dummy"; 325 idisp_components[i - 1].dai_name = "snd-soc-dummy-dai"; 326 } 327 328 links[id].codecs = &idisp_components[i - 1]; 329 links[id].num_codecs = 1; 330 links[id].platforms = platform_component; 331 links[id].num_platforms = ARRAY_SIZE(platform_component); 332 links[id].init = sof_hdmi_init; 333 links[id].dpcm_playback = 1; 334 links[id].no_pcm = 1; 335 id++; 336 } 337 } 338 339 /* BT audio offload */ 340 if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) { 341 int port = (sof_ssp_amp_quirk & SOF_BT_OFFLOAD_SSP_MASK) >> 342 SOF_BT_OFFLOAD_SSP_SHIFT; 343 344 links[id].id = id; 345 links[id].cpus = &cpus[id]; 346 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 347 "SSP%d Pin", port); 348 if (!links[id].cpus->dai_name) 349 goto devm_err; 350 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", port); 351 if (!links[id].name) 352 goto devm_err; 353 links[id].codecs = dummy_component; 354 links[id].num_codecs = ARRAY_SIZE(dummy_component); 355 links[id].platforms = platform_component; 356 links[id].num_platforms = ARRAY_SIZE(platform_component); 357 links[id].dpcm_playback = 1; 358 links[id].dpcm_capture = 1; 359 links[id].no_pcm = 1; 360 links[id].num_cpus = 1; 361 id++; 362 } 363 364 return links; 365 devm_err: 366 return NULL; 367 } 368 369 static int sof_ssp_amp_probe(struct platform_device *pdev) 370 { 371 struct snd_soc_dai_link *dai_links; 372 struct snd_soc_acpi_mach *mach; 373 struct sof_card_private *ctx; 374 int dmic_be_num, hdmi_num = 0; 375 int ret, ssp_codec; 376 377 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); 378 if (!ctx) 379 return -ENOMEM; 380 381 if (pdev->id_entry && pdev->id_entry->driver_data) 382 sof_ssp_amp_quirk = (unsigned long)pdev->id_entry->driver_data; 383 384 mach = pdev->dev.platform_data; 385 386 dmic_be_num = mach->mach_params.dmic_num; 387 388 ssp_codec = sof_ssp_amp_quirk & SOF_AMPLIFIER_SSP_MASK; 389 390 /* set number of dai links */ 391 sof_ssp_amp_card.num_links = 1 + dmic_be_num; 392 393 if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) 394 sof_ssp_amp_card.num_links += (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >> 395 SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT; 396 397 if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) { 398 hdmi_num = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_PLAYBACK_MASK) >> 399 SOF_NO_OF_HDMI_PLAYBACK_SHIFT; 400 /* default number of HDMI DAI's */ 401 if (!hdmi_num) 402 hdmi_num = 3; 403 404 if (mach->mach_params.codec_mask & IDISP_CODEC_MASK) 405 ctx->idisp_codec = true; 406 407 sof_ssp_amp_card.num_links += hdmi_num; 408 } 409 410 if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) 411 sof_ssp_amp_card.num_links++; 412 413 dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, dmic_be_num, hdmi_num, ctx->idisp_codec); 414 if (!dai_links) 415 return -ENOMEM; 416 417 sof_ssp_amp_card.dai_link = dai_links; 418 419 /* update codec_conf */ 420 if (sof_ssp_amp_quirk & SOF_CS35L41_SPEAKER_AMP_PRESENT) { 421 cs35l41_set_codec_conf(&sof_ssp_amp_card); 422 } 423 424 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 425 426 sof_ssp_amp_card.dev = &pdev->dev; 427 428 /* set platform name for each dailink */ 429 ret = snd_soc_fixup_dai_links_platform_name(&sof_ssp_amp_card, 430 mach->mach_params.platform); 431 if (ret) 432 return ret; 433 434 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv; 435 436 snd_soc_card_set_drvdata(&sof_ssp_amp_card, ctx); 437 438 return devm_snd_soc_register_card(&pdev->dev, &sof_ssp_amp_card); 439 } 440 441 static const struct platform_device_id board_ids[] = { 442 { 443 .name = "sof_ssp_amp", 444 }, 445 { 446 .name = "tgl_rt1308_hdmi_ssp", 447 .driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(2) | 448 SOF_NO_OF_HDMI_CAPTURE_SSP(2) | 449 SOF_HDMI_CAPTURE_1_SSP(1) | 450 SOF_HDMI_CAPTURE_2_SSP(5) | 451 SOF_SSP_HDMI_CAPTURE_PRESENT | 452 SOF_RT1308_SPEAKER_AMP_PRESENT), 453 }, 454 { 455 .name = "adl_cs35l41", 456 .driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(1) | 457 SOF_NO_OF_HDMI_PLAYBACK(4) | 458 SOF_HDMI_PLAYBACK_PRESENT | 459 SOF_BT_OFFLOAD_SSP(2) | 460 SOF_SSP_BT_OFFLOAD_PRESENT | 461 SOF_CS35L41_SPEAKER_AMP_PRESENT), 462 }, 463 { } 464 }; 465 MODULE_DEVICE_TABLE(platform, board_ids); 466 467 static struct platform_driver sof_ssp_amp_driver = { 468 .probe = sof_ssp_amp_probe, 469 .driver = { 470 .name = "sof_ssp_amp", 471 .pm = &snd_soc_pm_ops, 472 }, 473 .id_table = board_ids, 474 }; 475 module_platform_driver(sof_ssp_amp_driver); 476 477 MODULE_DESCRIPTION("ASoC Intel(R) SOF Amplifier Machine driver"); 478 MODULE_AUTHOR("balamurugan.c <balamurugan.c@intel.com>"); 479 MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>"); 480 MODULE_LICENSE("GPL"); 481 MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON); 482 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_REALTEK_COMMON); 483 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_CIRRUS_COMMON); 484