1 // SPDX-License-Identifier: (GPL-2.0-only 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 7 // 8 // Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // Ranjani Sridharan <ranjani.sridharan@linux.intel.com> 10 // Rander Wang <rander.wang@intel.com> 11 // Keyon Jie <yang.jie@linux.intel.com> 12 // 13 14 /* 15 * Hardware interface for generic Intel audio DSP HDA IP 16 */ 17 18 #include <sound/hdaudio_ext.h> 19 #include <sound/hda_register.h> 20 21 #include <linux/acpi.h> 22 #include <linux/debugfs.h> 23 #include <linux/module.h> 24 #include <linux/soundwire/sdw.h> 25 #include <linux/soundwire/sdw_intel.h> 26 #include <sound/intel-dsp-config.h> 27 #include <sound/intel-nhlt.h> 28 #include <sound/soc-acpi-intel-ssp-common.h> 29 #include <sound/sof.h> 30 #include <sound/sof/xtensa.h> 31 #include <sound/hda-mlink.h> 32 #include "../sof-audio.h" 33 #include "../sof-pci-dev.h" 34 #include "../ops.h" 35 #include "../ipc4-topology.h" 36 #include "hda.h" 37 38 #include <trace/events/sof_intel.h> 39 40 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) 41 #include <sound/soc-acpi-intel-match.h> 42 #endif 43 44 /* platform specific devices */ 45 #include "shim.h" 46 47 #if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) 48 49 /* 50 * The default for SoundWire clock stop quirks is to power gate the IP 51 * and do a Bus Reset, this will need to be modified when the DSP 52 * needs to remain in D0i3 so that the Master does not lose context 53 * and enumeration is not required on clock restart 54 */ 55 static int sdw_clock_stop_quirks = SDW_INTEL_CLK_STOP_BUS_RESET; 56 module_param(sdw_clock_stop_quirks, int, 0444); 57 MODULE_PARM_DESC(sdw_clock_stop_quirks, "SOF SoundWire clock stop quirks"); 58 59 static int sdw_params_stream(struct device *dev, 60 struct sdw_intel_stream_params_data *params_data) 61 { 62 struct snd_soc_dai *d = params_data->dai; 63 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(d, params_data->substream->stream); 64 struct snd_sof_dai_config_data data = { 0 }; 65 66 if (!w) { 67 dev_err(dev, "%s widget not found, check amp link num in the topology\n", 68 d->name); 69 return -EINVAL; 70 } 71 data.dai_index = (params_data->link_id << 8) | d->id; 72 data.dai_data = params_data->alh_stream_id; 73 data.dai_node_id = data.dai_data; 74 75 return hda_dai_config(w, SOF_DAI_CONFIG_FLAGS_HW_PARAMS, &data); 76 } 77 78 static int sdw_params_free(struct device *dev, struct sdw_intel_stream_free_data *free_data) 79 { 80 struct snd_soc_dai *d = free_data->dai; 81 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(d, free_data->substream->stream); 82 struct snd_sof_dev *sdev = widget_to_sdev(w); 83 84 if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) { 85 struct snd_sof_widget *swidget = w->dobj.private; 86 struct snd_sof_dai *dai = swidget->private; 87 struct sof_ipc4_copier_data *copier_data; 88 struct sof_ipc4_copier *ipc4_copier; 89 90 ipc4_copier = dai->private; 91 ipc4_copier->dai_index = 0; 92 copier_data = &ipc4_copier->data; 93 94 /* clear the node ID */ 95 copier_data->gtw_cfg.node_id &= ~SOF_IPC4_NODE_INDEX_MASK; 96 } 97 98 return 0; 99 } 100 101 struct sdw_intel_ops sdw_callback = { 102 .params_stream = sdw_params_stream, 103 .free_stream = sdw_params_free, 104 }; 105 106 static int sdw_ace2x_params_stream(struct device *dev, 107 struct sdw_intel_stream_params_data *params_data) 108 { 109 return sdw_hda_dai_hw_params(params_data->substream, 110 params_data->hw_params, 111 params_data->dai, 112 params_data->link_id, 113 params_data->alh_stream_id); 114 } 115 116 static int sdw_ace2x_free_stream(struct device *dev, 117 struct sdw_intel_stream_free_data *free_data) 118 { 119 return sdw_hda_dai_hw_free(free_data->substream, 120 free_data->dai, 121 free_data->link_id); 122 } 123 124 static int sdw_ace2x_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) 125 { 126 return sdw_hda_dai_trigger(substream, cmd, dai); 127 } 128 129 static struct sdw_intel_ops sdw_ace2x_callback = { 130 .params_stream = sdw_ace2x_params_stream, 131 .free_stream = sdw_ace2x_free_stream, 132 .trigger = sdw_ace2x_trigger, 133 }; 134 135 static int hda_sdw_acpi_scan(struct snd_sof_dev *sdev) 136 { 137 u32 interface_mask = hda_get_interface_mask(sdev); 138 struct sof_intel_hda_dev *hdev; 139 acpi_handle handle; 140 int ret; 141 142 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 143 return -EINVAL; 144 145 handle = ACPI_HANDLE(sdev->dev); 146 147 /* save ACPI info for the probe step */ 148 hdev = sdev->pdata->hw_pdata; 149 150 ret = sdw_intel_acpi_scan(handle, &hdev->info); 151 if (ret < 0) 152 return -EINVAL; 153 154 return 0; 155 } 156 157 static int hda_sdw_probe(struct snd_sof_dev *sdev) 158 { 159 const struct sof_intel_dsp_desc *chip; 160 struct sof_intel_hda_dev *hdev; 161 struct sdw_intel_res res; 162 void *sdw; 163 164 hdev = sdev->pdata->hw_pdata; 165 166 memset(&res, 0, sizeof(res)); 167 168 chip = get_chip_info(sdev->pdata); 169 if (chip->hw_ip_version < SOF_INTEL_ACE_2_0) { 170 res.mmio_base = sdev->bar[HDA_DSP_BAR]; 171 res.hw_ops = &sdw_intel_cnl_hw_ops; 172 res.shim_base = hdev->desc->sdw_shim_base; 173 res.alh_base = hdev->desc->sdw_alh_base; 174 res.ext = false; 175 res.ops = &sdw_callback; 176 } else { 177 /* 178 * retrieve eml_lock needed to protect shared registers 179 * in the HDaudio multi-link areas 180 */ 181 res.eml_lock = hdac_bus_eml_get_mutex(sof_to_bus(sdev), true, 182 AZX_REG_ML_LEPTR_ID_SDW); 183 if (!res.eml_lock) 184 return -ENODEV; 185 186 res.mmio_base = sdev->bar[HDA_DSP_HDA_BAR]; 187 /* 188 * the SHIM and SoundWire register offsets are link-specific 189 * and will be determined when adding auxiliary devices 190 */ 191 res.hw_ops = &sdw_intel_lnl_hw_ops; 192 res.ext = true; 193 res.ops = &sdw_ace2x_callback; 194 195 } 196 res.irq = sdev->ipc_irq; 197 res.handle = hdev->info.handle; 198 res.parent = sdev->dev; 199 200 res.dev = sdev->dev; 201 res.clock_stop_quirks = sdw_clock_stop_quirks; 202 res.hbus = sof_to_bus(sdev); 203 204 /* 205 * ops and arg fields are not populated for now, 206 * they will be needed when the DAI callbacks are 207 * provided 208 */ 209 210 /* we could filter links here if needed, e.g for quirks */ 211 res.count = hdev->info.count; 212 res.link_mask = hdev->info.link_mask; 213 214 sdw = sdw_intel_probe(&res); 215 if (!sdw) { 216 dev_err(sdev->dev, "error: SoundWire probe failed\n"); 217 return -EINVAL; 218 } 219 220 /* save context */ 221 hdev->sdw = sdw; 222 223 return 0; 224 } 225 226 int hda_sdw_startup(struct snd_sof_dev *sdev) 227 { 228 struct sof_intel_hda_dev *hdev; 229 struct snd_sof_pdata *pdata = sdev->pdata; 230 int ret; 231 232 hdev = sdev->pdata->hw_pdata; 233 234 if (!hdev->sdw) 235 return 0; 236 237 if (pdata->machine && !pdata->machine->mach_params.link_mask) 238 return 0; 239 240 ret = hda_sdw_check_lcount(sdev); 241 if (ret < 0) 242 return ret; 243 244 return sdw_intel_startup(hdev->sdw); 245 } 246 EXPORT_SYMBOL_NS(hda_sdw_startup, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 247 248 static int hda_sdw_exit(struct snd_sof_dev *sdev) 249 { 250 struct sof_intel_hda_dev *hdev; 251 252 hdev = sdev->pdata->hw_pdata; 253 254 if (hdev->sdw) 255 sdw_intel_exit(hdev->sdw); 256 hdev->sdw = NULL; 257 258 hda_sdw_int_enable(sdev, false); 259 260 return 0; 261 } 262 263 bool hda_common_check_sdw_irq(struct snd_sof_dev *sdev) 264 { 265 struct sof_intel_hda_dev *hdev; 266 bool ret = false; 267 u32 irq_status; 268 269 hdev = sdev->pdata->hw_pdata; 270 271 if (!hdev->sdw) 272 return ret; 273 274 /* store status */ 275 irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS2); 276 277 /* invalid message ? */ 278 if (irq_status == 0xffffffff) 279 goto out; 280 281 /* SDW message ? */ 282 if (irq_status & HDA_DSP_REG_ADSPIS2_SNDW) 283 ret = true; 284 285 out: 286 return ret; 287 } 288 EXPORT_SYMBOL_NS(hda_common_check_sdw_irq, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 289 290 static bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev) 291 { 292 u32 interface_mask = hda_get_interface_mask(sdev); 293 const struct sof_intel_dsp_desc *chip; 294 295 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 296 return false; 297 298 chip = get_chip_info(sdev->pdata); 299 if (chip && chip->check_sdw_irq) 300 return chip->check_sdw_irq(sdev); 301 302 return false; 303 } 304 305 static irqreturn_t hda_dsp_sdw_thread(int irq, void *context) 306 { 307 return sdw_intel_thread(irq, context); 308 } 309 310 bool hda_sdw_check_wakeen_irq_common(struct snd_sof_dev *sdev) 311 { 312 struct sof_intel_hda_dev *hdev; 313 314 hdev = sdev->pdata->hw_pdata; 315 if (hdev->sdw && 316 snd_sof_dsp_read(sdev, HDA_DSP_BAR, 317 hdev->desc->sdw_shim_base + SDW_SHIM_WAKESTS)) 318 return true; 319 320 return false; 321 } 322 EXPORT_SYMBOL_NS(hda_sdw_check_wakeen_irq_common, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 323 324 static bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) 325 { 326 u32 interface_mask = hda_get_interface_mask(sdev); 327 const struct sof_intel_dsp_desc *chip; 328 329 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 330 return false; 331 332 chip = get_chip_info(sdev->pdata); 333 if (chip && chip->check_sdw_wakeen_irq) 334 return chip->check_sdw_wakeen_irq(sdev); 335 336 return false; 337 } 338 339 void hda_sdw_process_wakeen_common(struct snd_sof_dev *sdev) 340 { 341 u32 interface_mask = hda_get_interface_mask(sdev); 342 struct sof_intel_hda_dev *hdev; 343 344 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 345 return; 346 347 hdev = sdev->pdata->hw_pdata; 348 if (!hdev->sdw) 349 return; 350 351 sdw_intel_process_wakeen_event(hdev->sdw); 352 } 353 EXPORT_SYMBOL_NS(hda_sdw_process_wakeen_common, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 354 355 static bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev) 356 { 357 const struct sof_intel_dsp_desc *chip; 358 359 chip = get_chip_info(sdev->pdata); 360 if (chip && chip->check_mic_privacy_irq) 361 return chip->check_mic_privacy_irq(sdev, true, 362 AZX_REG_ML_LEPTR_ID_SDW); 363 364 return false; 365 } 366 367 static void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev) 368 { 369 const struct sof_intel_dsp_desc *chip; 370 371 chip = get_chip_info(sdev->pdata); 372 if (chip && chip->process_mic_privacy) 373 chip->process_mic_privacy(sdev, true, AZX_REG_ML_LEPTR_ID_SDW); 374 } 375 376 #else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */ 377 static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev) 378 { 379 return 0; 380 } 381 382 static inline int hda_sdw_probe(struct snd_sof_dev *sdev) 383 { 384 return 0; 385 } 386 387 static inline int hda_sdw_exit(struct snd_sof_dev *sdev) 388 { 389 return 0; 390 } 391 392 static inline bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev) 393 { 394 return false; 395 } 396 397 static inline irqreturn_t hda_dsp_sdw_thread(int irq, void *context) 398 { 399 return IRQ_HANDLED; 400 } 401 402 static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) 403 { 404 return false; 405 } 406 407 static inline bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev) 408 { 409 return false; 410 } 411 412 static inline void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev) { } 413 414 #endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */ 415 416 /* pre fw run operations */ 417 int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev) 418 { 419 /* disable clock gating and power gating */ 420 return hda_dsp_ctrl_clock_power_gating(sdev, false); 421 } 422 423 /* post fw run operations */ 424 int hda_dsp_post_fw_run(struct snd_sof_dev *sdev) 425 { 426 int ret; 427 428 if (sdev->first_boot) { 429 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 430 431 ret = hda_sdw_startup(sdev); 432 if (ret < 0) { 433 dev_err(sdev->dev, 434 "error: could not startup SoundWire links\n"); 435 return ret; 436 } 437 438 /* Check if IMR boot is usable */ 439 if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) && 440 (sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT || 441 sdev->pdata->ipc_type == SOF_IPC_TYPE_4)) { 442 hdev->imrboot_supported = true; 443 debugfs_create_bool("skip_imr_boot", 444 0644, sdev->debugfs_root, 445 &hdev->skip_imr_boot); 446 } 447 } 448 449 hda_sdw_int_enable(sdev, true); 450 451 /* re-enable clock gating and power gating */ 452 return hda_dsp_ctrl_clock_power_gating(sdev, true); 453 } 454 EXPORT_SYMBOL_NS(hda_dsp_post_fw_run, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 455 456 /* 457 * Debug 458 */ 459 460 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG) 461 static bool hda_use_msi = true; 462 module_param_named(use_msi, hda_use_msi, bool, 0444); 463 MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode"); 464 #else 465 #define hda_use_msi (1) 466 #endif 467 468 static char *hda_model; 469 module_param(hda_model, charp, 0444); 470 MODULE_PARM_DESC(hda_model, "Use the given HDA board model."); 471 472 static int dmic_num_override = -1; 473 module_param_named(dmic_num, dmic_num_override, int, 0444); 474 MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number"); 475 476 static int mclk_id_override = -1; 477 module_param_named(mclk_id, mclk_id_override, int, 0444); 478 MODULE_PARM_DESC(mclk_id, "SOF SSP mclk_id"); 479 480 static int bt_link_mask_override; 481 module_param_named(bt_link_mask, bt_link_mask_override, int, 0444); 482 MODULE_PARM_DESC(bt_link_mask, "SOF BT offload link mask"); 483 484 static int hda_init(struct snd_sof_dev *sdev) 485 { 486 struct hda_bus *hbus; 487 struct hdac_bus *bus; 488 struct pci_dev *pci = to_pci_dev(sdev->dev); 489 int ret; 490 491 hbus = sof_to_hbus(sdev); 492 bus = sof_to_bus(sdev); 493 494 /* HDA bus init */ 495 sof_hda_bus_init(sdev, &pci->dev); 496 497 if (sof_hda_position_quirk == SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS) 498 bus->use_posbuf = 0; 499 else 500 bus->use_posbuf = 1; 501 bus->bdl_pos_adj = 0; 502 bus->sync_write = 1; 503 504 mutex_init(&hbus->prepare_mutex); 505 hbus->pci = pci; 506 hbus->mixer_assigned = -1; 507 hbus->modelname = hda_model; 508 509 /* initialise hdac bus */ 510 bus->addr = pci_resource_start(pci, 0); 511 bus->remap_addr = pci_ioremap_bar(pci, 0); 512 if (!bus->remap_addr) { 513 dev_err(bus->dev, "error: ioremap error\n"); 514 return -ENXIO; 515 } 516 517 /* HDA base */ 518 sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr; 519 520 /* init i915 and HDMI codecs */ 521 ret = hda_codec_i915_init(sdev); 522 if (ret < 0 && ret != -ENODEV) { 523 dev_err_probe(sdev->dev, ret, "init of i915 and HDMI codec failed\n"); 524 goto out; 525 } 526 527 /* get controller capabilities */ 528 ret = hda_dsp_ctrl_get_caps(sdev); 529 if (ret < 0) { 530 dev_err(sdev->dev, "error: get caps error\n"); 531 hda_codec_i915_exit(sdev); 532 } 533 534 out: 535 if (ret < 0) 536 iounmap(sof_to_bus(sdev)->remap_addr); 537 538 return ret; 539 } 540 541 static int check_dmic_num(struct snd_sof_dev *sdev) 542 { 543 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 544 struct nhlt_acpi_table *nhlt; 545 int dmic_num = 0; 546 547 nhlt = hdev->nhlt; 548 if (nhlt) 549 dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt); 550 551 dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num); 552 553 /* allow for module parameter override */ 554 if (dmic_num_override != -1) { 555 dev_dbg(sdev->dev, 556 "overriding DMICs detected in NHLT tables %d by kernel param %d\n", 557 dmic_num, dmic_num_override); 558 dmic_num = dmic_num_override; 559 } 560 561 if (dmic_num < 0 || dmic_num > 4) { 562 dev_dbg(sdev->dev, "invalid dmic_number %d\n", dmic_num); 563 dmic_num = 0; 564 } 565 566 return dmic_num; 567 } 568 569 static int check_nhlt_ssp_mask(struct snd_sof_dev *sdev, u8 device_type) 570 { 571 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 572 struct nhlt_acpi_table *nhlt; 573 int ssp_mask = 0; 574 575 nhlt = hdev->nhlt; 576 if (!nhlt) 577 return ssp_mask; 578 579 if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP)) { 580 ssp_mask = intel_nhlt_ssp_endpoint_mask(nhlt, device_type); 581 if (ssp_mask) 582 dev_info(sdev->dev, "NHLT device %s(%d) detected, ssp_mask %#x\n", 583 device_type == NHLT_DEVICE_BT ? "BT" : "I2S", 584 device_type, ssp_mask); 585 } 586 587 return ssp_mask; 588 } 589 590 static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num) 591 { 592 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 593 struct nhlt_acpi_table *nhlt; 594 595 nhlt = hdev->nhlt; 596 if (!nhlt) 597 return 0; 598 599 return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num); 600 } 601 602 static int hda_init_caps(struct snd_sof_dev *sdev) 603 { 604 u32 interface_mask = hda_get_interface_mask(sdev); 605 struct hdac_bus *bus = sof_to_bus(sdev); 606 struct snd_sof_pdata *pdata = sdev->pdata; 607 struct sof_intel_hda_dev *hdev = pdata->hw_pdata; 608 u32 link_mask; 609 int ret = 0; 610 611 /* check if dsp is there */ 612 if (bus->ppcap) 613 dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n"); 614 615 /* Init HDA controller after i915 init */ 616 ret = hda_dsp_ctrl_init_chip(sdev); 617 if (ret < 0) { 618 dev_err(bus->dev, "error: init chip failed with ret: %d\n", 619 ret); 620 return ret; 621 } 622 623 hda_bus_ml_init(bus); 624 625 /* Skip SoundWire if it is not supported */ 626 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 627 goto skip_soundwire; 628 629 /* scan SoundWire capabilities exposed by DSDT */ 630 ret = hda_sdw_acpi_scan(sdev); 631 if (ret < 0) { 632 dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n"); 633 goto skip_soundwire; 634 } 635 636 link_mask = hdev->info.link_mask; 637 if (!link_mask) { 638 dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n"); 639 goto skip_soundwire; 640 } 641 642 /* 643 * probe/allocate SoundWire resources. 644 * The hardware configuration takes place in hda_sdw_startup 645 * after power rails are enabled. 646 * It's entirely possible to have a mix of I2S/DMIC/SoundWire 647 * devices, so we allocate the resources in all cases. 648 */ 649 ret = hda_sdw_probe(sdev); 650 if (ret < 0) { 651 dev_err(sdev->dev, "error: SoundWire probe error\n"); 652 return ret; 653 } 654 655 skip_soundwire: 656 657 /* create codec instances */ 658 hda_codec_probe_bus(sdev); 659 660 if (!HDA_IDISP_CODEC(bus->codec_mask)) 661 hda_codec_i915_display_power(sdev, false); 662 663 hda_bus_ml_put_all(bus); 664 665 return 0; 666 } 667 668 static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context) 669 { 670 struct snd_sof_dev *sdev = context; 671 672 /* 673 * Get global interrupt status. It includes all hardware interrupt 674 * sources in the Intel HD Audio controller. 675 */ 676 if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) & 677 SOF_HDA_INTSTS_GIS) { 678 679 /* disable GIE interrupt */ 680 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 681 SOF_HDA_INTCTL, 682 SOF_HDA_INT_GLOBAL_EN, 683 0); 684 685 return IRQ_WAKE_THREAD; 686 } 687 688 return IRQ_NONE; 689 } 690 691 static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context) 692 { 693 struct snd_sof_dev *sdev = context; 694 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 695 696 /* deal with streams and controller first */ 697 if (hda_dsp_check_stream_irq(sdev)) { 698 trace_sof_intel_hda_irq(sdev, "stream"); 699 hda_dsp_stream_threaded_handler(irq, sdev); 700 } 701 702 if (hda_check_ipc_irq(sdev)) { 703 trace_sof_intel_hda_irq(sdev, "ipc"); 704 sof_ops(sdev)->irq_thread(irq, sdev); 705 } 706 707 if (hda_dsp_check_sdw_irq(sdev)) { 708 trace_sof_intel_hda_irq(sdev, "sdw"); 709 710 hda_dsp_sdw_thread(irq, hdev->sdw); 711 712 if (hda_dsp_sdw_check_mic_privacy_irq(sdev)) { 713 trace_sof_intel_hda_irq(sdev, "mic privacy"); 714 hda_dsp_sdw_process_mic_privacy(sdev); 715 } 716 } 717 718 if (hda_sdw_check_wakeen_irq(sdev)) { 719 trace_sof_intel_hda_irq(sdev, "wakeen"); 720 hda_sdw_process_wakeen(sdev); 721 } 722 723 hda_codec_check_for_state_change(sdev); 724 725 /* enable GIE interrupt */ 726 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 727 SOF_HDA_INTCTL, 728 SOF_HDA_INT_GLOBAL_EN, 729 SOF_HDA_INT_GLOBAL_EN); 730 731 return IRQ_HANDLED; 732 } 733 734 int hda_dsp_probe_early(struct snd_sof_dev *sdev) 735 { 736 struct pci_dev *pci = to_pci_dev(sdev->dev); 737 struct sof_intel_hda_dev *hdev; 738 const struct sof_intel_dsp_desc *chip; 739 int ret = 0; 740 741 if (!sdev->dspless_mode_selected) { 742 /* 743 * detect DSP by checking class/subclass/prog-id information 744 * class=04 subclass 03 prog-if 00: no DSP, legacy driver is required 745 * class=04 subclass 01 prog-if 00: DSP is present 746 * (and may be required e.g. for DMIC or SSP support) 747 * class=04 subclass 03 prog-if 80: either of DSP or legacy mode works 748 */ 749 if (pci->class == 0x040300) { 750 dev_err(sdev->dev, "the DSP is not enabled on this platform, aborting probe\n"); 751 return -ENODEV; 752 } else if (pci->class != 0x040100 && pci->class != 0x040380) { 753 dev_err(sdev->dev, "unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n", 754 pci->class); 755 return -ENODEV; 756 } 757 dev_info_once(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n", 758 pci->class); 759 } 760 761 chip = get_chip_info(sdev->pdata); 762 if (!chip) { 763 dev_err(sdev->dev, "error: no such device supported, chip id:%x\n", 764 pci->device); 765 ret = -EIO; 766 goto err; 767 } 768 769 sdev->num_cores = chip->cores_num; 770 771 hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL); 772 if (!hdev) 773 return -ENOMEM; 774 sdev->pdata->hw_pdata = hdev; 775 hdev->desc = chip; 776 ret = hda_init(sdev); 777 778 err: 779 return ret; 780 } 781 EXPORT_SYMBOL_NS(hda_dsp_probe_early, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 782 783 int hda_dsp_probe(struct snd_sof_dev *sdev) 784 { 785 struct pci_dev *pci = to_pci_dev(sdev->dev); 786 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 787 const struct sof_intel_dsp_desc *chip; 788 int ret = 0; 789 790 hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec", 791 PLATFORM_DEVID_NONE, 792 NULL, 0); 793 if (IS_ERR(hdev->dmic_dev)) { 794 dev_err(sdev->dev, "error: failed to create DMIC device\n"); 795 return PTR_ERR(hdev->dmic_dev); 796 } 797 798 /* 799 * use position update IPC if either it is forced 800 * or we don't have other choice 801 */ 802 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION) 803 hdev->no_ipc_position = 0; 804 #else 805 hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0; 806 #endif 807 808 if (sdev->dspless_mode_selected) 809 hdev->no_ipc_position = 1; 810 811 if (sdev->dspless_mode_selected) 812 goto skip_dsp_setup; 813 814 /* DSP base */ 815 sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR); 816 if (!sdev->bar[HDA_DSP_BAR]) { 817 dev_err(sdev->dev, "error: ioremap error\n"); 818 ret = -ENXIO; 819 goto hdac_bus_unmap; 820 } 821 822 sdev->mmio_bar = HDA_DSP_BAR; 823 sdev->mailbox_bar = HDA_DSP_BAR; 824 skip_dsp_setup: 825 826 /* allow 64bit DMA address if supported by H/W */ 827 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) { 828 dev_dbg(sdev->dev, "DMA mask is 32 bit\n"); 829 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); 830 } 831 dma_set_max_seg_size(&pci->dev, UINT_MAX); 832 833 /* init streams */ 834 ret = hda_dsp_stream_init(sdev); 835 if (ret < 0) { 836 dev_err(sdev->dev, "error: failed to init streams\n"); 837 /* 838 * not all errors are due to memory issues, but trying 839 * to free everything does not harm 840 */ 841 goto free_streams; 842 } 843 844 /* 845 * register our IRQ 846 * let's try to enable msi firstly 847 * if it fails, use legacy interrupt mode 848 * TODO: support msi multiple vectors 849 */ 850 if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) { 851 dev_info(sdev->dev, "use msi interrupt mode\n"); 852 sdev->ipc_irq = pci_irq_vector(pci, 0); 853 /* initialised to "false" by kzalloc() */ 854 sdev->msi_enabled = true; 855 } 856 857 if (!sdev->msi_enabled) { 858 dev_info(sdev->dev, "use legacy interrupt mode\n"); 859 /* 860 * in IO-APIC mode, hda->irq and ipc_irq are using the same 861 * irq number of pci->irq 862 */ 863 sdev->ipc_irq = pci->irq; 864 } 865 866 dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq); 867 ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler, 868 hda_dsp_interrupt_thread, 869 IRQF_SHARED, "AudioDSP", sdev); 870 if (ret < 0) { 871 dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n", 872 sdev->ipc_irq); 873 goto free_irq_vector; 874 } 875 876 pci_set_master(pci); 877 synchronize_irq(pci->irq); 878 879 /* 880 * clear TCSEL to clear playback on some HD Audio 881 * codecs. PCI TCSEL is defined in the Intel manuals. 882 */ 883 snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0); 884 885 /* init HDA capabilities */ 886 ret = hda_init_caps(sdev); 887 if (ret < 0) 888 goto free_ipc_irq; 889 890 if (!sdev->dspless_mode_selected) { 891 /* enable ppcap interrupt */ 892 hda_dsp_ctrl_ppcap_enable(sdev, true); 893 hda_dsp_ctrl_ppcap_int_enable(sdev, true); 894 895 /* set default mailbox offset for FW ready message */ 896 sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET; 897 898 INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work); 899 } 900 901 chip = get_chip_info(sdev->pdata); 902 if (chip && chip->hw_ip_version >= SOF_INTEL_ACE_2_0) { 903 ret = hda_sdw_startup(sdev); 904 if (ret < 0) { 905 dev_err(sdev->dev, "could not startup SoundWire links\n"); 906 goto disable_pp_cap; 907 } 908 } 909 910 init_waitqueue_head(&hdev->waitq); 911 912 hdev->nhlt = intel_nhlt_init(sdev->dev); 913 914 return 0; 915 916 disable_pp_cap: 917 if (!sdev->dspless_mode_selected) { 918 hda_dsp_ctrl_ppcap_int_enable(sdev, false); 919 hda_dsp_ctrl_ppcap_enable(sdev, false); 920 } 921 free_ipc_irq: 922 free_irq(sdev->ipc_irq, sdev); 923 free_irq_vector: 924 if (sdev->msi_enabled) 925 pci_free_irq_vectors(pci); 926 free_streams: 927 hda_dsp_stream_free(sdev); 928 /* dsp_unmap: not currently used */ 929 if (!sdev->dspless_mode_selected) 930 iounmap(sdev->bar[HDA_DSP_BAR]); 931 hdac_bus_unmap: 932 platform_device_unregister(hdev->dmic_dev); 933 934 return ret; 935 } 936 EXPORT_SYMBOL_NS(hda_dsp_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 937 938 void hda_dsp_remove(struct snd_sof_dev *sdev) 939 { 940 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 941 const struct sof_intel_dsp_desc *chip = hda->desc; 942 struct pci_dev *pci = to_pci_dev(sdev->dev); 943 struct nhlt_acpi_table *nhlt = hda->nhlt; 944 945 if (nhlt) 946 intel_nhlt_free(nhlt); 947 948 if (!sdev->dspless_mode_selected) 949 /* cancel any attempt for DSP D0I3 */ 950 cancel_delayed_work_sync(&hda->d0i3_work); 951 952 hda_codec_device_remove(sdev); 953 954 hda_sdw_exit(sdev); 955 956 if (!IS_ERR_OR_NULL(hda->dmic_dev)) 957 platform_device_unregister(hda->dmic_dev); 958 959 if (!sdev->dspless_mode_selected) { 960 /* disable DSP IRQ */ 961 hda_dsp_ctrl_ppcap_int_enable(sdev, false); 962 } 963 964 /* disable CIE and GIE interrupts */ 965 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, 966 SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0); 967 968 if (sdev->dspless_mode_selected) 969 goto skip_disable_dsp; 970 971 /* Cancel the microphone privacy work if mic privacy is active */ 972 if (hda->mic_privacy.active) 973 cancel_work_sync(&hda->mic_privacy.work); 974 975 /* no need to check for error as the DSP will be disabled anyway */ 976 if (chip && chip->power_down_dsp) 977 chip->power_down_dsp(sdev); 978 979 /* disable DSP */ 980 hda_dsp_ctrl_ppcap_enable(sdev, false); 981 982 /* Free the persistent DMA buffers used for base firmware download */ 983 if (hda->cl_dmab.area) 984 snd_dma_free_pages(&hda->cl_dmab); 985 if (hda->iccmax_dmab.area) 986 snd_dma_free_pages(&hda->iccmax_dmab); 987 988 skip_disable_dsp: 989 free_irq(sdev->ipc_irq, sdev); 990 if (sdev->msi_enabled) 991 pci_free_irq_vectors(pci); 992 993 hda_dsp_stream_free(sdev); 994 995 hda_bus_ml_free(sof_to_bus(sdev)); 996 997 if (!sdev->dspless_mode_selected) 998 iounmap(sdev->bar[HDA_DSP_BAR]); 999 } 1000 EXPORT_SYMBOL_NS(hda_dsp_remove, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1001 1002 void hda_dsp_remove_late(struct snd_sof_dev *sdev) 1003 { 1004 iounmap(sof_to_bus(sdev)->remap_addr); 1005 sof_hda_bus_exit(sdev); 1006 hda_codec_i915_exit(sdev); 1007 } 1008 1009 int hda_power_down_dsp(struct snd_sof_dev *sdev) 1010 { 1011 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 1012 const struct sof_intel_dsp_desc *chip = hda->desc; 1013 1014 return hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); 1015 } 1016 EXPORT_SYMBOL_NS(hda_power_down_dsp, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1017 1018 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) 1019 static void hda_generic_machine_select(struct snd_sof_dev *sdev, 1020 struct snd_soc_acpi_mach **mach) 1021 { 1022 struct hdac_bus *bus = sof_to_bus(sdev); 1023 struct snd_soc_acpi_mach_params *mach_params; 1024 struct snd_soc_acpi_mach *hda_mach; 1025 struct snd_sof_pdata *pdata = sdev->pdata; 1026 const char *tplg_filename; 1027 int codec_num = 0; 1028 int i; 1029 1030 /* codec detection */ 1031 if (!bus->codec_mask) { 1032 dev_info(bus->dev, "no hda codecs found!\n"); 1033 } else { 1034 dev_info(bus->dev, "hda codecs found, mask %lx\n", 1035 bus->codec_mask); 1036 1037 for (i = 0; i < HDA_MAX_CODECS; i++) { 1038 if (bus->codec_mask & (1 << i)) 1039 codec_num++; 1040 } 1041 1042 /* 1043 * If no machine driver is found, then: 1044 * 1045 * generic hda machine driver can handle: 1046 * - one HDMI codec, and/or 1047 * - one external HDAudio codec 1048 */ 1049 if (!*mach && codec_num <= 2) { 1050 bool tplg_fixup = false; 1051 1052 hda_mach = snd_soc_acpi_intel_hda_machines; 1053 1054 dev_info(bus->dev, "using HDA machine driver %s now\n", 1055 hda_mach->drv_name); 1056 1057 /* 1058 * topology: use the info from hda_machines since tplg file name 1059 * is not overwritten 1060 */ 1061 if (!pdata->tplg_filename) 1062 tplg_fixup = true; 1063 1064 if (tplg_fixup && 1065 codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask)) { 1066 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1067 "%s-idisp", 1068 hda_mach->sof_tplg_filename); 1069 if (!tplg_filename) 1070 return; 1071 1072 hda_mach->sof_tplg_filename = tplg_filename; 1073 } 1074 1075 if (codec_num == 2 || 1076 (codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) { 1077 /* 1078 * Prevent SoundWire links from starting when an external 1079 * HDaudio codec is used 1080 */ 1081 hda_mach->mach_params.link_mask = 0; 1082 } else { 1083 /* 1084 * Allow SoundWire links to start when no external HDaudio codec 1085 * was detected. This will not create a SoundWire card but 1086 * will help detect if any SoundWire codec reports as ATTACHED. 1087 */ 1088 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 1089 1090 hda_mach->mach_params.link_mask = hdev->info.link_mask; 1091 } 1092 1093 *mach = hda_mach; 1094 } 1095 } 1096 1097 /* used by hda machine driver to create dai links */ 1098 if (*mach) { 1099 mach_params = &(*mach)->mach_params; 1100 mach_params->codec_mask = bus->codec_mask; 1101 } 1102 } 1103 #else 1104 static void hda_generic_machine_select(struct snd_sof_dev *sdev, 1105 struct snd_soc_acpi_mach **mach) 1106 { 1107 } 1108 #endif 1109 1110 #if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) 1111 1112 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) 1113 { 1114 struct snd_sof_pdata *pdata = sdev->pdata; 1115 const struct snd_soc_acpi_link_adr *link; 1116 struct sdw_peripherals *peripherals; 1117 struct snd_soc_acpi_mach *mach; 1118 struct sof_intel_hda_dev *hdev; 1119 u32 link_mask; 1120 int i; 1121 1122 hdev = pdata->hw_pdata; 1123 link_mask = hdev->info.link_mask; 1124 1125 if (!link_mask) { 1126 dev_info(sdev->dev, "SoundWire links not enabled\n"); 1127 return NULL; 1128 } 1129 1130 if (!hdev->sdw) { 1131 dev_dbg(sdev->dev, "SoundWire context not allocated\n"); 1132 return NULL; 1133 } 1134 1135 if (!hdev->sdw->peripherals || !hdev->sdw->peripherals->num_peripherals) { 1136 dev_warn(sdev->dev, "No SoundWire peripheral detected in ACPI tables\n"); 1137 return NULL; 1138 } 1139 1140 /* 1141 * Select SoundWire machine driver if needed using the 1142 * alternate tables. This case deals with SoundWire-only 1143 * machines, for mixed cases with I2C/I2S the detection relies 1144 * on the HID list. 1145 */ 1146 for (mach = pdata->desc->alt_machines; 1147 mach && mach->link_mask; mach++) { 1148 /* 1149 * On some platforms such as Up Extreme all links 1150 * are enabled but only one link can be used by 1151 * external codec. Instead of exact match of two masks, 1152 * first check whether link_mask of mach is subset of 1153 * link_mask supported by hw and then go on searching 1154 * link_adr 1155 */ 1156 if (~link_mask & mach->link_mask) 1157 continue; 1158 1159 /* No need to match adr if there is no links defined */ 1160 if (!mach->links) 1161 break; 1162 1163 link = mach->links; 1164 for (i = 0; i < hdev->info.count && link->num_adr; 1165 i++, link++) { 1166 /* 1167 * Try next machine if any expected Slaves 1168 * are not found on this link. 1169 */ 1170 if (!snd_soc_acpi_sdw_link_slaves_found(sdev->dev, link, 1171 hdev->sdw->peripherals)) 1172 break; 1173 } 1174 /* Found if all Slaves are checked */ 1175 if (i == hdev->info.count || !link->num_adr) 1176 if (!mach->machine_check || mach->machine_check(hdev->sdw)) 1177 break; 1178 } 1179 if (mach && mach->link_mask) { 1180 mach->mach_params.links = mach->links; 1181 mach->mach_params.link_mask = mach->link_mask; 1182 mach->mach_params.platform = dev_name(sdev->dev); 1183 1184 return mach; 1185 } 1186 1187 dev_info(sdev->dev, "No SoundWire machine driver found for the ACPI-reported configuration:\n"); 1188 peripherals = hdev->sdw->peripherals; 1189 for (i = 0; i < peripherals->num_peripherals; i++) 1190 dev_info(sdev->dev, "link %d mfg_id 0x%04x part_id 0x%04x version %#x\n", 1191 peripherals->array[i]->bus->link_id, 1192 peripherals->array[i]->id.mfg_id, 1193 peripherals->array[i]->id.part_id, 1194 peripherals->array[i]->id.sdw_version); 1195 1196 return NULL; 1197 } 1198 #else 1199 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) 1200 { 1201 return NULL; 1202 } 1203 #endif 1204 1205 void hda_set_mach_params(struct snd_soc_acpi_mach *mach, 1206 struct snd_sof_dev *sdev) 1207 { 1208 struct snd_sof_pdata *pdata = sdev->pdata; 1209 const struct sof_dev_desc *desc = pdata->desc; 1210 struct snd_soc_acpi_mach_params *mach_params; 1211 1212 mach_params = &mach->mach_params; 1213 mach_params->platform = dev_name(sdev->dev); 1214 if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) && 1215 sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC)) 1216 mach_params->num_dai_drivers = SOF_SKL_NUM_DAIS_NOCODEC; 1217 else 1218 mach_params->num_dai_drivers = desc->ops->num_drv; 1219 mach_params->dai_drivers = desc->ops->drv; 1220 } 1221 1222 static int check_tplg_quirk_mask(struct snd_soc_acpi_mach *mach) 1223 { 1224 u32 dmic_ssp_quirk; 1225 u32 codec_amp_name_quirk; 1226 1227 /* 1228 * In current implementation dmic and ssp quirks are designed for es8336 1229 * machine driver and could not be mixed with codec name and amp name 1230 * quirks. 1231 */ 1232 dmic_ssp_quirk = mach->tplg_quirk_mask & 1233 (SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER | SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER); 1234 codec_amp_name_quirk = mach->tplg_quirk_mask & 1235 (SND_SOC_ACPI_TPLG_INTEL_AMP_NAME | SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME); 1236 1237 if (dmic_ssp_quirk && codec_amp_name_quirk) 1238 return -EINVAL; 1239 1240 return 0; 1241 } 1242 1243 static char *remove_file_ext(const char *tplg_filename) 1244 { 1245 char *filename, *tmp; 1246 1247 filename = kstrdup(tplg_filename, GFP_KERNEL); 1248 if (!filename) 1249 return NULL; 1250 1251 /* remove file extension if exist */ 1252 tmp = filename; 1253 return strsep(&tmp, "."); 1254 } 1255 1256 struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev) 1257 { 1258 u32 interface_mask = hda_get_interface_mask(sdev); 1259 struct snd_sof_pdata *sof_pdata = sdev->pdata; 1260 const struct sof_dev_desc *desc = sof_pdata->desc; 1261 struct hdac_bus *bus = sof_to_bus(sdev); 1262 struct snd_soc_acpi_mach *mach = NULL; 1263 enum snd_soc_acpi_intel_codec codec_type, amp_type; 1264 const char *tplg_filename; 1265 const char *tplg_suffix; 1266 bool amp_name_valid; 1267 bool i2s_mach_found = false; 1268 bool sdw_mach_found = false; 1269 1270 /* Try I2S or DMIC if it is supported */ 1271 if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC))) { 1272 mach = snd_soc_acpi_find_machine(desc->machines); 1273 if (mach) 1274 i2s_mach_found = true; 1275 } 1276 1277 /* 1278 * If I2S fails and no external HDaudio codec is detected, 1279 * try SoundWire if it is supported 1280 */ 1281 if (!mach && !HDA_EXT_CODEC(bus->codec_mask) && 1282 (interface_mask & BIT(SOF_DAI_INTEL_ALH))) { 1283 mach = hda_sdw_machine_select(sdev); 1284 if (mach) 1285 sdw_mach_found = true; 1286 } 1287 1288 /* 1289 * Choose HDA generic machine driver if mach is NULL. 1290 * Otherwise, set certain mach params. 1291 */ 1292 hda_generic_machine_select(sdev, &mach); 1293 if (!mach) { 1294 dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); 1295 return NULL; 1296 } 1297 1298 /* report BT offload link mask to machine driver */ 1299 mach->mach_params.bt_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_BT); 1300 1301 dev_info(sdev->dev, "BT link detected in NHLT tables: %#x\n", 1302 mach->mach_params.bt_link_mask); 1303 1304 /* allow for module parameter override */ 1305 if (bt_link_mask_override) { 1306 dev_dbg(sdev->dev, "overriding BT link detected in NHLT tables %#x by kernel param %#x\n", 1307 mach->mach_params.bt_link_mask, bt_link_mask_override); 1308 mach->mach_params.bt_link_mask = bt_link_mask_override; 1309 } 1310 1311 if (hweight_long(mach->mach_params.bt_link_mask) > 1) { 1312 dev_warn(sdev->dev, "invalid BT link mask %#x found, reset the mask\n", 1313 mach->mach_params.bt_link_mask); 1314 mach->mach_params.bt_link_mask = 0; 1315 } 1316 1317 /* 1318 * Fixup tplg file name by appending dmic num, ssp num, codec/amplifier 1319 * name string if quirk flag is set. 1320 */ 1321 if (mach) { 1322 bool tplg_fixup = false; 1323 bool dmic_fixup = false; 1324 1325 /* 1326 * If tplg file name is overridden, use it instead of 1327 * the one set in mach table 1328 */ 1329 if (!sof_pdata->tplg_filename) { 1330 /* remove file extension if it exists */ 1331 tplg_filename = remove_file_ext(mach->sof_tplg_filename); 1332 if (!tplg_filename) 1333 return NULL; 1334 1335 sof_pdata->tplg_filename = tplg_filename; 1336 tplg_fixup = true; 1337 } 1338 1339 /* 1340 * Checking quirk mask integrity; some quirk flags could not be 1341 * set concurrently. 1342 */ 1343 if (tplg_fixup && 1344 check_tplg_quirk_mask(mach)) { 1345 dev_err(sdev->dev, "Invalid tplg quirk mask 0x%x\n", 1346 mach->tplg_quirk_mask); 1347 return NULL; 1348 } 1349 1350 /* report to machine driver if any DMICs are found */ 1351 mach->mach_params.dmic_num = check_dmic_num(sdev); 1352 1353 if (sdw_mach_found || mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER) 1354 dmic_fixup = true; 1355 1356 if (tplg_fixup && 1357 dmic_fixup && 1358 mach->mach_params.dmic_num) { 1359 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1360 "%s%s%d%s", 1361 sof_pdata->tplg_filename, 1362 i2s_mach_found ? "-dmic" : "-", 1363 mach->mach_params.dmic_num, 1364 "ch"); 1365 if (!tplg_filename) 1366 return NULL; 1367 1368 sof_pdata->tplg_filename = tplg_filename; 1369 } 1370 1371 if (mach->link_mask) { 1372 mach->mach_params.links = mach->links; 1373 mach->mach_params.link_mask = mach->link_mask; 1374 } 1375 1376 /* report SSP link mask to machine driver */ 1377 mach->mach_params.i2s_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_I2S); 1378 1379 if (tplg_fixup && 1380 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER && 1381 mach->mach_params.i2s_link_mask) { 1382 const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata); 1383 int ssp_num; 1384 int mclk_mask; 1385 1386 if (hweight_long(mach->mach_params.i2s_link_mask) > 1 && 1387 !(mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_MSB)) 1388 dev_warn(sdev->dev, "More than one SSP exposed by NHLT, choosing MSB\n"); 1389 1390 /* fls returns 1-based results, SSPs indices are 0-based */ 1391 ssp_num = fls(mach->mach_params.i2s_link_mask) - 1; 1392 1393 if (ssp_num >= chip->ssp_count) { 1394 dev_err(sdev->dev, "Invalid SSP %d, max on this platform is %d\n", 1395 ssp_num, chip->ssp_count); 1396 return NULL; 1397 } 1398 1399 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1400 "%s%s%d", 1401 sof_pdata->tplg_filename, 1402 "-ssp", 1403 ssp_num); 1404 if (!tplg_filename) 1405 return NULL; 1406 1407 sof_pdata->tplg_filename = tplg_filename; 1408 1409 mclk_mask = check_nhlt_ssp_mclk_mask(sdev, ssp_num); 1410 1411 if (mclk_mask < 0) { 1412 dev_err(sdev->dev, "Invalid MCLK configuration\n"); 1413 return NULL; 1414 } 1415 1416 dev_dbg(sdev->dev, "MCLK mask %#x found in NHLT\n", mclk_mask); 1417 1418 if (mclk_mask) { 1419 dev_info(sdev->dev, "Overriding topology with MCLK mask %#x from NHLT\n", mclk_mask); 1420 sdev->mclk_id_override = true; 1421 sdev->mclk_id_quirk = (mclk_mask & BIT(0)) ? 0 : 1; 1422 } 1423 } 1424 1425 amp_type = snd_soc_acpi_intel_detect_amp_type(sdev->dev); 1426 codec_type = snd_soc_acpi_intel_detect_codec_type(sdev->dev); 1427 amp_name_valid = amp_type != CODEC_NONE && amp_type != codec_type; 1428 1429 if (tplg_fixup && amp_name_valid && 1430 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_AMP_NAME) { 1431 tplg_suffix = snd_soc_acpi_intel_get_amp_tplg_suffix(amp_type); 1432 if (!tplg_suffix) { 1433 dev_err(sdev->dev, "no tplg suffix found, amp %d\n", 1434 amp_type); 1435 return NULL; 1436 } 1437 1438 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1439 "%s-%s", 1440 sof_pdata->tplg_filename, 1441 tplg_suffix); 1442 if (!tplg_filename) 1443 return NULL; 1444 1445 sof_pdata->tplg_filename = tplg_filename; 1446 } 1447 1448 1449 if (tplg_fixup && 1450 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME && 1451 codec_type != CODEC_NONE) { 1452 tplg_suffix = snd_soc_acpi_intel_get_codec_tplg_suffix(codec_type); 1453 if (!tplg_suffix) { 1454 dev_err(sdev->dev, "no tplg suffix found, codec %d\n", 1455 codec_type); 1456 return NULL; 1457 } 1458 1459 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1460 "%s-%s", 1461 sof_pdata->tplg_filename, 1462 tplg_suffix); 1463 if (!tplg_filename) 1464 return NULL; 1465 1466 sof_pdata->tplg_filename = tplg_filename; 1467 } 1468 1469 if (tplg_fixup) { 1470 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1471 "%s%s", 1472 sof_pdata->tplg_filename, 1473 ".tplg"); 1474 if (!tplg_filename) 1475 return NULL; 1476 1477 sof_pdata->tplg_filename = tplg_filename; 1478 } 1479 1480 /* check if mclk_id should be modified from topology defaults */ 1481 if (mclk_id_override >= 0) { 1482 dev_info(sdev->dev, "Overriding topology with MCLK %d from kernel_parameter\n", mclk_id_override); 1483 sdev->mclk_id_override = true; 1484 sdev->mclk_id_quirk = mclk_id_override; 1485 } 1486 } 1487 1488 return mach; 1489 } 1490 1491 int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) 1492 { 1493 int ret; 1494 1495 ret = snd_intel_dsp_driver_probe(pci); 1496 if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) { 1497 dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n"); 1498 return -ENODEV; 1499 } 1500 1501 return sof_pci_probe(pci, pci_id); 1502 } 1503 EXPORT_SYMBOL_NS(hda_pci_intel_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1504 1505 int hda_register_clients(struct snd_sof_dev *sdev) 1506 { 1507 return hda_probes_register(sdev); 1508 } 1509 1510 void hda_unregister_clients(struct snd_sof_dev *sdev) 1511 { 1512 hda_probes_unregister(sdev); 1513 } 1514 1515 MODULE_LICENSE("Dual BSD/GPL"); 1516 MODULE_DESCRIPTION("SOF support for HDaudio platforms"); 1517 MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV"); 1518 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC"); 1519 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC_I915"); 1520 MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA"); 1521 MODULE_IMPORT_NS("SND_INTEL_SOUNDWIRE_ACPI"); 1522 MODULE_IMPORT_NS("SOUNDWIRE_INTEL_INIT"); 1523 MODULE_IMPORT_NS("SOUNDWIRE_INTEL"); 1524 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK"); 1525 MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON"); 1526 MODULE_IMPORT_NS("SND_SOC_ACPI_INTEL_MATCH"); 1527