1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright(c) 2021-2022 Intel Corporation. All rights reserved. 4 // 5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com> 6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> 7 // 8 9 #include <linux/acpi.h> 10 #include <linux/module.h> 11 #include <linux/dmi.h> 12 #include <linux/pci.h> 13 #include <linux/platform_device.h> 14 #include <sound/hda_codec.h> 15 #include <sound/hda_register.h> 16 #include <sound/intel-nhlt.h> 17 #include <sound/soc-acpi.h> 18 #include <sound/soc-component.h> 19 #include "avs.h" 20 21 static bool i2s_test; 22 module_param(i2s_test, bool, 0444); 23 MODULE_PARM_DESC(i2s_test, "Probe I2S test-board and skip all other I2S boards"); 24 25 static const struct dmi_system_id kbl_dmi_table[] = { 26 { 27 .matches = { 28 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), 29 DMI_MATCH(DMI_BOARD_NAME, "Skylake Y LPDDR3 RVP3"), 30 }, 31 }, 32 { 33 .matches = { 34 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), 35 DMI_MATCH(DMI_BOARD_NAME, "AmberLake Y"), 36 }, 37 }, 38 {} 39 }; 40 41 static const struct dmi_system_id kblr_dmi_table[] = { 42 { 43 .matches = { 44 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), 45 DMI_MATCH(DMI_BOARD_NAME, "Kabylake R DDR4 RVP"), 46 }, 47 }, 48 {} 49 }; 50 51 static struct snd_soc_acpi_mach *dmi_match_quirk(void *arg) 52 { 53 struct snd_soc_acpi_mach *mach = arg; 54 const struct dmi_system_id *dmi_id; 55 struct dmi_system_id *dmi_table; 56 57 if (mach->quirk_data == NULL) 58 return mach; 59 60 dmi_table = (struct dmi_system_id *)mach->quirk_data; 61 62 dmi_id = dmi_first_match(dmi_table); 63 if (!dmi_id) 64 return NULL; 65 66 return mach; 67 } 68 69 #define AVS_SSP(x) (BIT(x)) 70 #define AVS_SSP_RANGE(a, b) (GENMASK(b, a)) 71 72 /* supported I2S board codec configurations */ 73 static struct snd_soc_acpi_mach avs_skl_i2s_machines[] = { 74 { 75 .id = "INT343A", 76 .drv_name = "avs_rt286", 77 .mach_params = { 78 .i2s_link_mask = AVS_SSP(0), 79 }, 80 .tplg_filename = "rt286-tplg.bin", 81 }, 82 { 83 .id = "10508825", 84 .drv_name = "avs_nau8825", 85 .mach_params = { 86 .i2s_link_mask = AVS_SSP(1), 87 }, 88 .tplg_filename = "nau8825-tplg.bin", 89 }, 90 { 91 .id = "INT343B", 92 .drv_name = "avs_ssm4567", 93 .mach_params = { 94 .i2s_link_mask = AVS_SSP(0), 95 }, 96 .tplg_filename = "ssm4567-tplg.bin", 97 }, 98 { 99 .id = "MX98357A", 100 .drv_name = "avs_max98357a", 101 .mach_params = { 102 .i2s_link_mask = AVS_SSP(0), 103 }, 104 .tplg_filename = "max98357a-tplg.bin", 105 }, 106 {}, 107 }; 108 109 static struct snd_soc_acpi_mach avs_kbl_i2s_machines[] = { 110 { 111 .id = "INT343A", 112 .drv_name = "avs_rt286", 113 .mach_params = { 114 .i2s_link_mask = AVS_SSP(0), 115 }, 116 .quirk_data = &kbl_dmi_table, 117 .machine_quirk = dmi_match_quirk, 118 .tplg_filename = "rt286-tplg.bin", 119 }, 120 { 121 .id = "INT343A", 122 .drv_name = "avs_rt298", 123 .mach_params = { 124 .i2s_link_mask = AVS_SSP(0), 125 }, 126 .quirk_data = &kblr_dmi_table, 127 .machine_quirk = dmi_match_quirk, 128 .tplg_filename = "rt298-tplg.bin", 129 }, 130 { 131 .id = "MX98927", 132 .drv_name = "avs_max98927", 133 .mach_params = { 134 .i2s_link_mask = AVS_SSP(0), 135 }, 136 .tplg_filename = "max98927-tplg.bin", 137 }, 138 { 139 .id = "MX98373", 140 .drv_name = "avs_max98373", 141 .mach_params = { 142 .i2s_link_mask = AVS_SSP(0), 143 }, 144 .tplg_filename = "max98373-tplg.bin", 145 }, 146 { 147 .id = "MX98357A", 148 .drv_name = "avs_max98357a", 149 .mach_params = { 150 .i2s_link_mask = AVS_SSP(0), 151 }, 152 .tplg_filename = "max98357a-tplg.bin", 153 }, 154 { 155 .id = "DLGS7219", 156 .drv_name = "avs_da7219", 157 .mach_params = { 158 .i2s_link_mask = AVS_SSP(1), 159 }, 160 .tplg_filename = "da7219-tplg.bin", 161 }, 162 {}, 163 }; 164 165 static struct snd_soc_acpi_mach avs_apl_i2s_machines[] = { 166 { 167 .id = "INT343A", 168 .drv_name = "avs_rt298", 169 .mach_params = { 170 .i2s_link_mask = AVS_SSP(5), 171 }, 172 .tplg_filename = "rt298-tplg.bin", 173 }, 174 { 175 .id = "INT34C3", 176 .drv_name = "avs_tdf8532", 177 .mach_params = { 178 .i2s_link_mask = AVS_SSP_RANGE(0, 5), 179 }, 180 .pdata = (unsigned long[]){ 0, 0, 0x14, 0, 0, 0 }, /* SSP2 TDMs */ 181 .tplg_filename = "tdf8532-tplg.bin", 182 }, 183 { 184 .id = "MX98357A", 185 .drv_name = "avs_max98357a", 186 .mach_params = { 187 .i2s_link_mask = AVS_SSP(5), 188 }, 189 .tplg_filename = "max98357a-tplg.bin", 190 }, 191 { 192 .id = "DLGS7219", 193 .drv_name = "avs_da7219", 194 .mach_params = { 195 .i2s_link_mask = AVS_SSP(1), 196 }, 197 .tplg_filename = "da7219-tplg.bin", 198 }, 199 {}, 200 }; 201 202 static struct snd_soc_acpi_mach avs_gml_i2s_machines[] = { 203 { 204 .id = "INT343A", 205 .drv_name = "avs_rt298", 206 .mach_params = { 207 .i2s_link_mask = AVS_SSP(2), 208 }, 209 .tplg_filename = "rt298-tplg.bin", 210 }, 211 {}, 212 }; 213 214 static struct snd_soc_acpi_mach avs_test_i2s_machines[] = { 215 { 216 .drv_name = "avs_i2s_test", 217 .mach_params = { 218 .i2s_link_mask = AVS_SSP(0), 219 }, 220 .tplg_filename = "i2s-test-tplg.bin", 221 }, 222 { 223 .drv_name = "avs_i2s_test", 224 .mach_params = { 225 .i2s_link_mask = AVS_SSP(1), 226 }, 227 .tplg_filename = "i2s-test-tplg.bin", 228 }, 229 { 230 .drv_name = "avs_i2s_test", 231 .mach_params = { 232 .i2s_link_mask = AVS_SSP(2), 233 }, 234 .tplg_filename = "i2s-test-tplg.bin", 235 }, 236 { 237 .drv_name = "avs_i2s_test", 238 .mach_params = { 239 .i2s_link_mask = AVS_SSP(3), 240 }, 241 .tplg_filename = "i2s-test-tplg.bin", 242 }, 243 { 244 .drv_name = "avs_i2s_test", 245 .mach_params = { 246 .i2s_link_mask = AVS_SSP(4), 247 }, 248 .tplg_filename = "i2s-test-tplg.bin", 249 }, 250 { 251 .drv_name = "avs_i2s_test", 252 .mach_params = { 253 .i2s_link_mask = AVS_SSP(5), 254 }, 255 .tplg_filename = "i2s-test-tplg.bin", 256 }, 257 /* no NULL terminator, as we depend on ARRAY SIZE due to .id == NULL */ 258 }; 259 260 struct avs_acpi_boards { 261 int id; 262 struct snd_soc_acpi_mach *machs; 263 }; 264 265 #define AVS_MACH_ENTRY(_id, _mach) \ 266 { .id = (_id), .machs = (_mach), } 267 268 /* supported I2S boards per platform */ 269 static const struct avs_acpi_boards i2s_boards[] = { 270 AVS_MACH_ENTRY(0x9d70, avs_skl_i2s_machines), /* SKL */ 271 AVS_MACH_ENTRY(0x9d71, avs_kbl_i2s_machines), /* KBL */ 272 AVS_MACH_ENTRY(0x5a98, avs_apl_i2s_machines), /* APL */ 273 AVS_MACH_ENTRY(0x3198, avs_gml_i2s_machines), /* GML */ 274 {}, 275 }; 276 277 static const struct avs_acpi_boards *avs_get_i2s_boards(struct avs_dev *adev) 278 { 279 int id, i; 280 281 id = adev->base.pci->device; 282 for (i = 0; i < ARRAY_SIZE(i2s_boards); i++) 283 if (i2s_boards[i].id == id) 284 return &i2s_boards[i]; 285 return NULL; 286 } 287 288 /* platform devices owned by AVS audio are removed with this hook */ 289 static void board_pdev_unregister(void *data) 290 { 291 platform_device_unregister(data); 292 } 293 294 static int __maybe_unused avs_register_probe_board(struct avs_dev *adev) 295 { 296 struct platform_device *board; 297 struct snd_soc_acpi_mach mach = {{0}}; 298 int ret; 299 300 ret = avs_probe_platform_register(adev, "probe-platform"); 301 if (ret < 0) 302 return ret; 303 304 mach.mach_params.platform = "probe-platform"; 305 306 board = platform_device_register_data(NULL, "avs_probe_mb", PLATFORM_DEVID_NONE, 307 (const void *)&mach, sizeof(mach)); 308 if (IS_ERR(board)) { 309 dev_err(adev->dev, "probe board register failed\n"); 310 return PTR_ERR(board); 311 } 312 313 ret = devm_add_action(adev->dev, board_pdev_unregister, board); 314 if (ret < 0) { 315 platform_device_unregister(board); 316 return ret; 317 } 318 return 0; 319 } 320 321 static int avs_register_dmic_board(struct avs_dev *adev) 322 { 323 struct platform_device *codec, *board; 324 struct snd_soc_acpi_mach mach = {{0}}; 325 int ret; 326 327 if (!adev->nhlt || 328 !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_DMIC)) { 329 dev_dbg(adev->dev, "no DMIC endpoints present\n"); 330 return 0; 331 } 332 333 codec = platform_device_register_simple("dmic-codec", PLATFORM_DEVID_NONE, NULL, 0); 334 if (IS_ERR(codec)) { 335 dev_err(adev->dev, "dmic codec register failed\n"); 336 return PTR_ERR(codec); 337 } 338 339 ret = devm_add_action(adev->dev, board_pdev_unregister, codec); 340 if (ret < 0) { 341 platform_device_unregister(codec); 342 return ret; 343 } 344 345 ret = avs_dmic_platform_register(adev, "dmic-platform"); 346 if (ret < 0) 347 return ret; 348 349 mach.tplg_filename = "dmic-tplg.bin"; 350 mach.mach_params.platform = "dmic-platform"; 351 352 board = platform_device_register_data(NULL, "avs_dmic", PLATFORM_DEVID_NONE, 353 (const void *)&mach, sizeof(mach)); 354 if (IS_ERR(board)) { 355 dev_err(adev->dev, "dmic board register failed\n"); 356 return PTR_ERR(board); 357 } 358 359 ret = devm_add_action(adev->dev, board_pdev_unregister, board); 360 if (ret < 0) { 361 platform_device_unregister(board); 362 return ret; 363 } 364 365 return 0; 366 } 367 368 static int avs_register_i2s_board(struct avs_dev *adev, struct snd_soc_acpi_mach *mach) 369 { 370 struct platform_device *board; 371 int num_ssps; 372 char *name; 373 int ret; 374 375 num_ssps = adev->hw_cfg.i2s_caps.ctrl_count; 376 if (fls(mach->mach_params.i2s_link_mask) > num_ssps) { 377 dev_err(adev->dev, "Platform supports %d SSPs but board %s requires SSP%ld\n", 378 num_ssps, mach->drv_name, 379 (unsigned long)__fls(mach->mach_params.i2s_link_mask)); 380 return -ENODEV; 381 } 382 383 name = devm_kasprintf(adev->dev, GFP_KERNEL, "%s.%d-platform", mach->drv_name, 384 mach->mach_params.i2s_link_mask); 385 if (!name) 386 return -ENOMEM; 387 388 ret = avs_i2s_platform_register(adev, name, mach->mach_params.i2s_link_mask, mach->pdata); 389 if (ret < 0) 390 return ret; 391 392 mach->mach_params.platform = name; 393 394 board = platform_device_register_data(NULL, mach->drv_name, mach->mach_params.i2s_link_mask, 395 (const void *)mach, sizeof(*mach)); 396 if (IS_ERR(board)) { 397 dev_err(adev->dev, "ssp board register failed\n"); 398 return PTR_ERR(board); 399 } 400 401 ret = devm_add_action(adev->dev, board_pdev_unregister, board); 402 if (ret < 0) { 403 platform_device_unregister(board); 404 return ret; 405 } 406 407 return 0; 408 } 409 410 static int avs_register_i2s_boards(struct avs_dev *adev) 411 { 412 const struct avs_acpi_boards *boards; 413 struct snd_soc_acpi_mach *mach; 414 int ret; 415 416 if (!adev->nhlt || !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_SSP)) { 417 dev_dbg(adev->dev, "no I2S endpoints present\n"); 418 return 0; 419 } 420 421 if (i2s_test) { 422 int i, num_ssps; 423 424 num_ssps = adev->hw_cfg.i2s_caps.ctrl_count; 425 /* constrain just in case FW says there can be more SSPs than possible */ 426 num_ssps = min_t(int, ARRAY_SIZE(avs_test_i2s_machines), num_ssps); 427 428 mach = avs_test_i2s_machines; 429 430 for (i = 0; i < num_ssps; i++) { 431 ret = avs_register_i2s_board(adev, &mach[i]); 432 if (ret < 0) 433 dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name, 434 ret); 435 } 436 return 0; 437 } 438 439 boards = avs_get_i2s_boards(adev); 440 if (!boards) { 441 dev_dbg(adev->dev, "no I2S endpoints supported\n"); 442 return 0; 443 } 444 445 for (mach = boards->machs; mach->id[0]; mach++) { 446 if (!acpi_dev_present(mach->id, mach->uid, -1)) 447 continue; 448 449 if (mach->machine_quirk) 450 if (!mach->machine_quirk(mach)) 451 continue; 452 453 ret = avs_register_i2s_board(adev, mach); 454 if (ret < 0) 455 dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name, ret); 456 } 457 458 return 0; 459 } 460 461 static int avs_register_hda_board(struct avs_dev *adev, struct hda_codec *codec) 462 { 463 struct snd_soc_acpi_mach mach = {{0}}; 464 struct platform_device *board; 465 struct hdac_device *hdev = &codec->core; 466 char *pname; 467 int ret, id; 468 469 pname = devm_kasprintf(adev->dev, GFP_KERNEL, "%s-platform", dev_name(&hdev->dev)); 470 if (!pname) 471 return -ENOMEM; 472 473 ret = avs_hda_platform_register(adev, pname); 474 if (ret < 0) 475 return ret; 476 477 mach.pdata = codec; 478 mach.mach_params.platform = pname; 479 mach.tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL, "hda-%08x-tplg.bin", 480 hdev->vendor_id); 481 if (!mach.tplg_filename) 482 return -ENOMEM; 483 484 id = adev->base.core.idx * HDA_MAX_CODECS + hdev->addr; 485 board = platform_device_register_data(NULL, "avs_hdaudio", id, (const void *)&mach, 486 sizeof(mach)); 487 if (IS_ERR(board)) { 488 dev_err(adev->dev, "hda board register failed\n"); 489 return PTR_ERR(board); 490 } 491 492 ret = devm_add_action(adev->dev, board_pdev_unregister, board); 493 if (ret < 0) { 494 platform_device_unregister(board); 495 return ret; 496 } 497 498 return 0; 499 } 500 501 static int avs_register_hda_boards(struct avs_dev *adev) 502 { 503 struct hdac_bus *bus = &adev->base.core; 504 struct hdac_device *hdev; 505 int ret; 506 507 if (!bus->num_codecs) { 508 dev_dbg(adev->dev, "no HDA endpoints present\n"); 509 return 0; 510 } 511 512 list_for_each_entry(hdev, &bus->codec_list, list) { 513 struct hda_codec *codec; 514 515 codec = dev_to_hda_codec(&hdev->dev); 516 517 ret = avs_register_hda_board(adev, codec); 518 if (ret < 0) 519 dev_warn(adev->dev, "register hda-%08x failed: %d\n", 520 codec->core.vendor_id, ret); 521 } 522 523 return 0; 524 } 525 526 int avs_register_all_boards(struct avs_dev *adev) 527 { 528 int ret; 529 530 #ifdef CONFIG_DEBUG_FS 531 ret = avs_register_probe_board(adev); 532 if (ret < 0) 533 dev_warn(adev->dev, "enumerate PROBE endpoints failed: %d\n", ret); 534 #endif 535 536 ret = avs_register_dmic_board(adev); 537 if (ret < 0) 538 dev_warn(adev->dev, "enumerate DMIC endpoints failed: %d\n", 539 ret); 540 541 ret = avs_register_i2s_boards(adev); 542 if (ret < 0) 543 dev_warn(adev->dev, "enumerate I2S endpoints failed: %d\n", 544 ret); 545 546 ret = avs_register_hda_boards(adev); 547 if (ret < 0) 548 dev_warn(adev->dev, "enumerate HDA endpoints failed: %d\n", 549 ret); 550 551 return 0; 552 } 553 554 void avs_unregister_all_boards(struct avs_dev *adev) 555 { 556 snd_soc_unregister_component(adev->dev); 557 } 558