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 /* ACE3+ supports microphone privacy */ 196 if (chip->hw_ip_version >= SOF_INTEL_ACE_3_0) 197 res.mic_privacy = true; 198 } 199 res.irq = sdev->ipc_irq; 200 res.handle = hdev->info.handle; 201 res.parent = sdev->dev; 202 203 res.dev = sdev->dev; 204 res.clock_stop_quirks = sdw_clock_stop_quirks; 205 res.hbus = sof_to_bus(sdev); 206 207 /* 208 * ops and arg fields are not populated for now, 209 * they will be needed when the DAI callbacks are 210 * provided 211 */ 212 213 /* we could filter links here if needed, e.g for quirks */ 214 res.count = hdev->info.count; 215 res.link_mask = hdev->info.link_mask; 216 217 sdw = sdw_intel_probe(&res); 218 if (!sdw) { 219 dev_err(sdev->dev, "error: SoundWire probe failed\n"); 220 return -EINVAL; 221 } 222 223 /* save context */ 224 hdev->sdw = sdw; 225 226 return 0; 227 } 228 229 int hda_sdw_startup(struct snd_sof_dev *sdev) 230 { 231 struct sof_intel_hda_dev *hdev; 232 struct snd_sof_pdata *pdata = sdev->pdata; 233 int ret; 234 235 hdev = sdev->pdata->hw_pdata; 236 237 if (!hdev->sdw) 238 return 0; 239 240 if (pdata->machine && !pdata->machine->mach_params.link_mask) 241 return 0; 242 243 ret = hda_sdw_check_lcount(sdev); 244 if (ret < 0) 245 return ret; 246 247 return sdw_intel_startup(hdev->sdw); 248 } 249 EXPORT_SYMBOL_NS(hda_sdw_startup, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 250 251 static int hda_sdw_exit(struct snd_sof_dev *sdev) 252 { 253 struct sof_intel_hda_dev *hdev; 254 255 hdev = sdev->pdata->hw_pdata; 256 257 if (hdev->sdw) 258 sdw_intel_exit(hdev->sdw); 259 hdev->sdw = NULL; 260 261 hda_sdw_int_enable(sdev, false); 262 263 return 0; 264 } 265 266 bool hda_common_check_sdw_irq(struct snd_sof_dev *sdev) 267 { 268 struct sof_intel_hda_dev *hdev; 269 bool ret = false; 270 u32 irq_status; 271 272 hdev = sdev->pdata->hw_pdata; 273 274 if (!hdev->sdw) 275 return ret; 276 277 /* store status */ 278 irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS2); 279 280 /* invalid message ? */ 281 if (irq_status == 0xffffffff) 282 goto out; 283 284 /* SDW message ? */ 285 if (irq_status & HDA_DSP_REG_ADSPIS2_SNDW) 286 ret = true; 287 288 out: 289 return ret; 290 } 291 EXPORT_SYMBOL_NS(hda_common_check_sdw_irq, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 292 293 static bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev) 294 { 295 u32 interface_mask = hda_get_interface_mask(sdev); 296 const struct sof_intel_dsp_desc *chip; 297 298 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 299 return false; 300 301 chip = get_chip_info(sdev->pdata); 302 if (chip && chip->check_sdw_irq) 303 return chip->check_sdw_irq(sdev); 304 305 return false; 306 } 307 308 static irqreturn_t hda_dsp_sdw_thread(int irq, void *context) 309 { 310 return sdw_intel_thread(irq, context); 311 } 312 313 bool hda_sdw_check_wakeen_irq_common(struct snd_sof_dev *sdev) 314 { 315 struct sof_intel_hda_dev *hdev; 316 317 hdev = sdev->pdata->hw_pdata; 318 if (hdev->sdw && 319 snd_sof_dsp_read(sdev, HDA_DSP_BAR, 320 hdev->desc->sdw_shim_base + SDW_SHIM_WAKESTS)) 321 return true; 322 323 return false; 324 } 325 EXPORT_SYMBOL_NS(hda_sdw_check_wakeen_irq_common, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 326 327 static bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) 328 { 329 u32 interface_mask = hda_get_interface_mask(sdev); 330 const struct sof_intel_dsp_desc *chip; 331 332 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 333 return false; 334 335 chip = get_chip_info(sdev->pdata); 336 if (chip && chip->check_sdw_wakeen_irq) 337 return chip->check_sdw_wakeen_irq(sdev); 338 339 return false; 340 } 341 342 void hda_sdw_process_wakeen_common(struct snd_sof_dev *sdev) 343 { 344 u32 interface_mask = hda_get_interface_mask(sdev); 345 struct sof_intel_hda_dev *hdev; 346 347 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 348 return; 349 350 hdev = sdev->pdata->hw_pdata; 351 if (!hdev->sdw) 352 return; 353 354 sdw_intel_process_wakeen_event(hdev->sdw); 355 } 356 EXPORT_SYMBOL_NS(hda_sdw_process_wakeen_common, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 357 358 static bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev) 359 { 360 const struct sof_intel_dsp_desc *chip; 361 362 chip = get_chip_info(sdev->pdata); 363 if (chip && chip->check_mic_privacy_irq) 364 return chip->check_mic_privacy_irq(sdev, true, 365 AZX_REG_ML_LEPTR_ID_SDW); 366 367 return false; 368 } 369 370 static void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev) 371 { 372 const struct sof_intel_dsp_desc *chip; 373 374 chip = get_chip_info(sdev->pdata); 375 if (chip && chip->process_mic_privacy) 376 chip->process_mic_privacy(sdev, true, AZX_REG_ML_LEPTR_ID_SDW); 377 } 378 379 #else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */ 380 static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev) 381 { 382 return 0; 383 } 384 385 static inline int hda_sdw_probe(struct snd_sof_dev *sdev) 386 { 387 return 0; 388 } 389 390 static inline int hda_sdw_exit(struct snd_sof_dev *sdev) 391 { 392 return 0; 393 } 394 395 static inline bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev) 396 { 397 return false; 398 } 399 400 static inline irqreturn_t hda_dsp_sdw_thread(int irq, void *context) 401 { 402 return IRQ_HANDLED; 403 } 404 405 static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) 406 { 407 return false; 408 } 409 410 static inline bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev) 411 { 412 return false; 413 } 414 415 static inline void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev) { } 416 417 #endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */ 418 419 /* pre fw run operations */ 420 int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev) 421 { 422 /* disable clock gating and power gating */ 423 return hda_dsp_ctrl_clock_power_gating(sdev, false); 424 } 425 426 /* post fw run operations */ 427 int hda_dsp_post_fw_run(struct snd_sof_dev *sdev) 428 { 429 int ret; 430 431 if (sdev->first_boot) { 432 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 433 434 ret = hda_sdw_startup(sdev); 435 if (ret < 0) { 436 dev_err(sdev->dev, 437 "error: could not startup SoundWire links\n"); 438 return ret; 439 } 440 441 /* Check if IMR boot is usable */ 442 if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) && 443 (sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT || 444 sdev->pdata->ipc_type == SOF_IPC_TYPE_4)) { 445 hdev->imrboot_supported = true; 446 debugfs_create_bool("skip_imr_boot", 447 0644, sdev->debugfs_root, 448 &hdev->skip_imr_boot); 449 } 450 } 451 452 hda_sdw_int_enable(sdev, true); 453 454 /* re-enable clock gating and power gating */ 455 return hda_dsp_ctrl_clock_power_gating(sdev, true); 456 } 457 EXPORT_SYMBOL_NS(hda_dsp_post_fw_run, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 458 459 /* 460 * Debug 461 */ 462 463 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG) 464 static bool hda_use_msi = true; 465 module_param_named(use_msi, hda_use_msi, bool, 0444); 466 MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode"); 467 #else 468 #define hda_use_msi (1) 469 #endif 470 471 static char *hda_model; 472 module_param(hda_model, charp, 0444); 473 MODULE_PARM_DESC(hda_model, "Use the given HDA board model."); 474 475 static int dmic_num_override = -1; 476 module_param_named(dmic_num, dmic_num_override, int, 0444); 477 MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number"); 478 479 static int mclk_id_override = -1; 480 module_param_named(mclk_id, mclk_id_override, int, 0444); 481 MODULE_PARM_DESC(mclk_id, "SOF SSP mclk_id"); 482 483 static int bt_link_mask_override; 484 module_param_named(bt_link_mask, bt_link_mask_override, int, 0444); 485 MODULE_PARM_DESC(bt_link_mask, "SOF BT offload link mask"); 486 487 static int hda_init(struct snd_sof_dev *sdev) 488 { 489 struct hda_bus *hbus; 490 struct hdac_bus *bus; 491 struct pci_dev *pci = to_pci_dev(sdev->dev); 492 int ret; 493 494 hbus = sof_to_hbus(sdev); 495 bus = sof_to_bus(sdev); 496 497 /* HDA bus init */ 498 sof_hda_bus_init(sdev, &pci->dev); 499 500 if (sof_hda_position_quirk == SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS) 501 bus->use_posbuf = 0; 502 else 503 bus->use_posbuf = 1; 504 bus->bdl_pos_adj = 0; 505 bus->sync_write = 1; 506 507 mutex_init(&hbus->prepare_mutex); 508 hbus->pci = pci; 509 hbus->mixer_assigned = -1; 510 hbus->modelname = hda_model; 511 512 /* initialise hdac bus */ 513 bus->addr = pci_resource_start(pci, 0); 514 bus->remap_addr = pci_ioremap_bar(pci, 0); 515 if (!bus->remap_addr) { 516 dev_err(bus->dev, "error: ioremap error\n"); 517 return -ENXIO; 518 } 519 520 /* HDA base */ 521 sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr; 522 523 /* init i915 and HDMI codecs */ 524 ret = hda_codec_i915_init(sdev); 525 if (ret < 0 && ret != -ENODEV) { 526 dev_err_probe(sdev->dev, ret, "init of i915 and HDMI codec failed\n"); 527 goto out; 528 } 529 530 /* get controller capabilities */ 531 ret = hda_dsp_ctrl_get_caps(sdev); 532 if (ret < 0) { 533 dev_err(sdev->dev, "error: get caps error\n"); 534 hda_codec_i915_exit(sdev); 535 } 536 537 out: 538 if (ret < 0) 539 iounmap(sof_to_bus(sdev)->remap_addr); 540 541 return ret; 542 } 543 544 static int check_dmic_num(struct snd_sof_dev *sdev) 545 { 546 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 547 struct nhlt_acpi_table *nhlt; 548 int dmic_num = 0; 549 550 nhlt = hdev->nhlt; 551 if (nhlt) 552 dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt); 553 554 dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num); 555 556 /* allow for module parameter override */ 557 if (dmic_num_override != -1) { 558 dev_dbg(sdev->dev, 559 "overriding DMICs detected in NHLT tables %d by kernel param %d\n", 560 dmic_num, dmic_num_override); 561 dmic_num = dmic_num_override; 562 } 563 564 if (dmic_num < 0 || dmic_num > 4) { 565 dev_dbg(sdev->dev, "invalid dmic_number %d\n", dmic_num); 566 dmic_num = 0; 567 } 568 569 return dmic_num; 570 } 571 572 static int check_nhlt_ssp_mask(struct snd_sof_dev *sdev, u8 device_type) 573 { 574 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 575 struct nhlt_acpi_table *nhlt; 576 int ssp_mask = 0; 577 578 nhlt = hdev->nhlt; 579 if (!nhlt) 580 return ssp_mask; 581 582 if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP)) { 583 ssp_mask = intel_nhlt_ssp_endpoint_mask(nhlt, device_type); 584 if (ssp_mask) 585 dev_info(sdev->dev, "NHLT device %s(%d) detected, ssp_mask %#x\n", 586 device_type == NHLT_DEVICE_BT ? "BT" : "I2S", 587 device_type, ssp_mask); 588 } 589 590 return ssp_mask; 591 } 592 593 static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num) 594 { 595 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 596 struct nhlt_acpi_table *nhlt; 597 598 nhlt = hdev->nhlt; 599 if (!nhlt) 600 return 0; 601 602 return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num); 603 } 604 605 static int hda_init_caps(struct snd_sof_dev *sdev) 606 { 607 u32 interface_mask = hda_get_interface_mask(sdev); 608 struct hdac_bus *bus = sof_to_bus(sdev); 609 struct snd_sof_pdata *pdata = sdev->pdata; 610 struct sof_intel_hda_dev *hdev = pdata->hw_pdata; 611 u32 link_mask; 612 int ret = 0; 613 614 /* check if dsp is there */ 615 if (bus->ppcap) 616 dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n"); 617 618 /* Init HDA controller after i915 init */ 619 ret = hda_dsp_ctrl_init_chip(sdev); 620 if (ret < 0) { 621 dev_err(bus->dev, "error: init chip failed with ret: %d\n", 622 ret); 623 return ret; 624 } 625 626 hda_bus_ml_init(bus); 627 628 /* Skip SoundWire if it is not supported */ 629 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 630 goto skip_soundwire; 631 632 /* scan SoundWire capabilities exposed by DSDT */ 633 ret = hda_sdw_acpi_scan(sdev); 634 if (ret < 0) { 635 dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n"); 636 goto skip_soundwire; 637 } 638 639 link_mask = hdev->info.link_mask; 640 if (!link_mask) { 641 dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n"); 642 goto skip_soundwire; 643 } 644 645 /* 646 * probe/allocate SoundWire resources. 647 * The hardware configuration takes place in hda_sdw_startup 648 * after power rails are enabled. 649 * It's entirely possible to have a mix of I2S/DMIC/SoundWire 650 * devices, so we allocate the resources in all cases. 651 */ 652 ret = hda_sdw_probe(sdev); 653 if (ret < 0) { 654 dev_err(sdev->dev, "error: SoundWire probe error\n"); 655 return ret; 656 } 657 658 skip_soundwire: 659 660 /* create codec instances */ 661 hda_codec_probe_bus(sdev); 662 663 if (!HDA_IDISP_CODEC(bus->codec_mask)) 664 hda_codec_i915_display_power(sdev, false); 665 666 hda_bus_ml_put_all(bus); 667 668 return 0; 669 } 670 671 static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context) 672 { 673 struct snd_sof_dev *sdev = context; 674 675 /* 676 * Get global interrupt status. It includes all hardware interrupt 677 * sources in the Intel HD Audio controller. 678 */ 679 if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) & 680 SOF_HDA_INTSTS_GIS) { 681 682 /* disable GIE interrupt */ 683 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 684 SOF_HDA_INTCTL, 685 SOF_HDA_INT_GLOBAL_EN, 686 0); 687 688 return IRQ_WAKE_THREAD; 689 } 690 691 return IRQ_NONE; 692 } 693 694 static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context) 695 { 696 struct snd_sof_dev *sdev = context; 697 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 698 699 /* deal with streams and controller first */ 700 if (hda_dsp_check_stream_irq(sdev)) { 701 trace_sof_intel_hda_irq(sdev, "stream"); 702 hda_dsp_stream_threaded_handler(irq, sdev); 703 } 704 705 if (hda_check_ipc_irq(sdev)) { 706 trace_sof_intel_hda_irq(sdev, "ipc"); 707 sof_ops(sdev)->irq_thread(irq, sdev); 708 } 709 710 if (hda_dsp_check_sdw_irq(sdev)) { 711 trace_sof_intel_hda_irq(sdev, "sdw"); 712 713 hda_dsp_sdw_thread(irq, hdev->sdw); 714 715 if (hda_dsp_sdw_check_mic_privacy_irq(sdev)) { 716 trace_sof_intel_hda_irq(sdev, "mic privacy"); 717 hda_dsp_sdw_process_mic_privacy(sdev); 718 } 719 } 720 721 if (hda_sdw_check_wakeen_irq(sdev)) { 722 trace_sof_intel_hda_irq(sdev, "wakeen"); 723 hda_sdw_process_wakeen(sdev); 724 } 725 726 hda_codec_check_for_state_change(sdev); 727 728 /* enable GIE interrupt */ 729 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 730 SOF_HDA_INTCTL, 731 SOF_HDA_INT_GLOBAL_EN, 732 SOF_HDA_INT_GLOBAL_EN); 733 734 return IRQ_HANDLED; 735 } 736 737 int hda_dsp_probe_early(struct snd_sof_dev *sdev) 738 { 739 struct pci_dev *pci = to_pci_dev(sdev->dev); 740 struct sof_intel_hda_dev *hdev; 741 const struct sof_intel_dsp_desc *chip; 742 int ret = 0; 743 744 if (!sdev->dspless_mode_selected) { 745 /* 746 * detect DSP by checking class/subclass/prog-id information 747 * class=04 subclass 03 prog-if 00: no DSP, legacy driver is required 748 * class=04 subclass 01 prog-if 00: DSP is present 749 * (and may be required e.g. for DMIC or SSP support) 750 * class=04 subclass 03 prog-if 80: either of DSP or legacy mode works 751 */ 752 if (pci->class == 0x040300) { 753 dev_err(sdev->dev, "the DSP is not enabled on this platform, aborting probe\n"); 754 return -ENODEV; 755 } else if (pci->class != 0x040100 && pci->class != 0x040380) { 756 dev_err(sdev->dev, "unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n", 757 pci->class); 758 return -ENODEV; 759 } 760 dev_info_once(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n", 761 pci->class); 762 } 763 764 chip = get_chip_info(sdev->pdata); 765 if (!chip) { 766 dev_err(sdev->dev, "error: no such device supported, chip id:%x\n", 767 pci->device); 768 ret = -EIO; 769 goto err; 770 } 771 772 sdev->num_cores = chip->cores_num; 773 774 hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL); 775 if (!hdev) 776 return -ENOMEM; 777 sdev->pdata->hw_pdata = hdev; 778 hdev->desc = chip; 779 ret = hda_init(sdev); 780 781 err: 782 return ret; 783 } 784 EXPORT_SYMBOL_NS(hda_dsp_probe_early, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 785 786 int hda_dsp_probe(struct snd_sof_dev *sdev) 787 { 788 struct pci_dev *pci = to_pci_dev(sdev->dev); 789 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 790 const struct sof_intel_dsp_desc *chip; 791 int ret = 0; 792 793 hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec", 794 PLATFORM_DEVID_NONE, 795 NULL, 0); 796 if (IS_ERR(hdev->dmic_dev)) { 797 dev_err(sdev->dev, "error: failed to create DMIC device\n"); 798 return PTR_ERR(hdev->dmic_dev); 799 } 800 801 /* 802 * use position update IPC if either it is forced 803 * or we don't have other choice 804 */ 805 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION) 806 hdev->no_ipc_position = 0; 807 #else 808 hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0; 809 #endif 810 811 if (sdev->dspless_mode_selected) 812 hdev->no_ipc_position = 1; 813 814 if (sdev->dspless_mode_selected) 815 goto skip_dsp_setup; 816 817 /* DSP base */ 818 sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR); 819 if (!sdev->bar[HDA_DSP_BAR]) { 820 dev_err(sdev->dev, "error: ioremap error\n"); 821 ret = -ENXIO; 822 goto hdac_bus_unmap; 823 } 824 825 sdev->mmio_bar = HDA_DSP_BAR; 826 sdev->mailbox_bar = HDA_DSP_BAR; 827 skip_dsp_setup: 828 829 /* allow 64bit DMA address if supported by H/W */ 830 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) { 831 dev_dbg(sdev->dev, "DMA mask is 32 bit\n"); 832 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); 833 } 834 dma_set_max_seg_size(&pci->dev, UINT_MAX); 835 836 /* init streams */ 837 ret = hda_dsp_stream_init(sdev); 838 if (ret < 0) { 839 dev_err(sdev->dev, "error: failed to init streams\n"); 840 /* 841 * not all errors are due to memory issues, but trying 842 * to free everything does not harm 843 */ 844 goto free_streams; 845 } 846 847 /* 848 * register our IRQ 849 * let's try to enable msi firstly 850 * if it fails, use legacy interrupt mode 851 * TODO: support msi multiple vectors 852 */ 853 if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) { 854 dev_info(sdev->dev, "use msi interrupt mode\n"); 855 sdev->ipc_irq = pci_irq_vector(pci, 0); 856 /* initialised to "false" by kzalloc() */ 857 sdev->msi_enabled = true; 858 } 859 860 if (!sdev->msi_enabled) { 861 dev_info(sdev->dev, "use legacy interrupt mode\n"); 862 /* 863 * in IO-APIC mode, hda->irq and ipc_irq are using the same 864 * irq number of pci->irq 865 */ 866 sdev->ipc_irq = pci->irq; 867 } 868 869 dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq); 870 ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler, 871 hda_dsp_interrupt_thread, 872 IRQF_SHARED, "AudioDSP", sdev); 873 if (ret < 0) { 874 dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n", 875 sdev->ipc_irq); 876 goto free_irq_vector; 877 } 878 879 pci_set_master(pci); 880 synchronize_irq(pci->irq); 881 882 /* 883 * clear TCSEL to clear playback on some HD Audio 884 * codecs. PCI TCSEL is defined in the Intel manuals. 885 */ 886 snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0); 887 888 /* init HDA capabilities */ 889 ret = hda_init_caps(sdev); 890 if (ret < 0) 891 goto free_ipc_irq; 892 893 if (!sdev->dspless_mode_selected) { 894 /* enable ppcap interrupt */ 895 hda_dsp_ctrl_ppcap_enable(sdev, true); 896 hda_dsp_ctrl_ppcap_int_enable(sdev, true); 897 898 /* set default mailbox offset for FW ready message */ 899 sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET; 900 901 INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work); 902 } 903 904 chip = get_chip_info(sdev->pdata); 905 if (chip && chip->hw_ip_version >= SOF_INTEL_ACE_2_0) { 906 ret = hda_sdw_startup(sdev); 907 if (ret < 0) { 908 dev_err(sdev->dev, "could not startup SoundWire links\n"); 909 goto disable_pp_cap; 910 } 911 } 912 913 init_waitqueue_head(&hdev->waitq); 914 915 hdev->nhlt = intel_nhlt_init(sdev->dev); 916 917 return 0; 918 919 disable_pp_cap: 920 if (!sdev->dspless_mode_selected) { 921 hda_dsp_ctrl_ppcap_int_enable(sdev, false); 922 hda_dsp_ctrl_ppcap_enable(sdev, false); 923 } 924 free_ipc_irq: 925 free_irq(sdev->ipc_irq, sdev); 926 free_irq_vector: 927 if (sdev->msi_enabled) 928 pci_free_irq_vectors(pci); 929 free_streams: 930 hda_dsp_stream_free(sdev); 931 /* dsp_unmap: not currently used */ 932 if (!sdev->dspless_mode_selected) 933 iounmap(sdev->bar[HDA_DSP_BAR]); 934 hdac_bus_unmap: 935 platform_device_unregister(hdev->dmic_dev); 936 937 return ret; 938 } 939 EXPORT_SYMBOL_NS(hda_dsp_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 940 941 void hda_dsp_remove(struct snd_sof_dev *sdev) 942 { 943 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 944 const struct sof_intel_dsp_desc *chip = hda->desc; 945 struct pci_dev *pci = to_pci_dev(sdev->dev); 946 struct nhlt_acpi_table *nhlt = hda->nhlt; 947 948 if (nhlt) 949 intel_nhlt_free(nhlt); 950 951 if (!sdev->dspless_mode_selected) 952 /* cancel any attempt for DSP D0I3 */ 953 cancel_delayed_work_sync(&hda->d0i3_work); 954 955 hda_codec_device_remove(sdev); 956 957 hda_sdw_exit(sdev); 958 959 if (!IS_ERR_OR_NULL(hda->dmic_dev)) 960 platform_device_unregister(hda->dmic_dev); 961 962 if (!sdev->dspless_mode_selected) { 963 /* disable DSP IRQ */ 964 hda_dsp_ctrl_ppcap_int_enable(sdev, false); 965 } 966 967 /* disable CIE and GIE interrupts */ 968 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, 969 SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0); 970 971 if (sdev->dspless_mode_selected) 972 goto skip_disable_dsp; 973 974 /* Cancel the microphone privacy work if mic privacy is active */ 975 if (hda->mic_privacy.active) 976 cancel_work_sync(&hda->mic_privacy.work); 977 978 /* no need to check for error as the DSP will be disabled anyway */ 979 if (chip && chip->power_down_dsp) 980 chip->power_down_dsp(sdev); 981 982 /* disable DSP */ 983 hda_dsp_ctrl_ppcap_enable(sdev, false); 984 985 /* Free the persistent DMA buffers used for base firmware download */ 986 if (hda->cl_dmab.area) 987 snd_dma_free_pages(&hda->cl_dmab); 988 if (hda->iccmax_dmab.area) 989 snd_dma_free_pages(&hda->iccmax_dmab); 990 991 skip_disable_dsp: 992 free_irq(sdev->ipc_irq, sdev); 993 if (sdev->msi_enabled) 994 pci_free_irq_vectors(pci); 995 996 hda_dsp_stream_free(sdev); 997 998 hda_bus_ml_free(sof_to_bus(sdev)); 999 1000 if (!sdev->dspless_mode_selected) 1001 iounmap(sdev->bar[HDA_DSP_BAR]); 1002 } 1003 EXPORT_SYMBOL_NS(hda_dsp_remove, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1004 1005 void hda_dsp_remove_late(struct snd_sof_dev *sdev) 1006 { 1007 iounmap(sof_to_bus(sdev)->remap_addr); 1008 sof_hda_bus_exit(sdev); 1009 hda_codec_i915_exit(sdev); 1010 } 1011 1012 int hda_power_down_dsp(struct snd_sof_dev *sdev) 1013 { 1014 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 1015 const struct sof_intel_dsp_desc *chip = hda->desc; 1016 1017 return hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); 1018 } 1019 EXPORT_SYMBOL_NS(hda_power_down_dsp, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1020 1021 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) 1022 static void hda_generic_machine_select(struct snd_sof_dev *sdev, 1023 struct snd_soc_acpi_mach **mach) 1024 { 1025 struct hdac_bus *bus = sof_to_bus(sdev); 1026 struct snd_soc_acpi_mach_params *mach_params; 1027 struct snd_soc_acpi_mach *hda_mach; 1028 struct snd_sof_pdata *pdata = sdev->pdata; 1029 const char *tplg_filename; 1030 int codec_num = 0; 1031 int i; 1032 1033 /* codec detection */ 1034 if (!bus->codec_mask) { 1035 dev_info(bus->dev, "no hda codecs found!\n"); 1036 } else { 1037 dev_info(bus->dev, "hda codecs found, mask %lx\n", 1038 bus->codec_mask); 1039 1040 for (i = 0; i < HDA_MAX_CODECS; i++) { 1041 if (bus->codec_mask & (1 << i)) 1042 codec_num++; 1043 } 1044 1045 /* 1046 * If no machine driver is found, then: 1047 * 1048 * generic hda machine driver can handle: 1049 * - one HDMI codec, and/or 1050 * - one external HDAudio codec 1051 */ 1052 if (!*mach && codec_num <= 2) { 1053 bool tplg_fixup = false; 1054 1055 /* 1056 * make a local copy of the match array since we might 1057 * be modifying it 1058 */ 1059 hda_mach = devm_kmemdup_array(sdev->dev, 1060 snd_soc_acpi_intel_hda_machines, 1061 2, /* we have one entry + sentinel in the array */ 1062 sizeof(snd_soc_acpi_intel_hda_machines[0]), 1063 GFP_KERNEL); 1064 if (!hda_mach) { 1065 dev_err(bus->dev, 1066 "%s: failed to duplicate the HDA match table\n", 1067 __func__); 1068 return; 1069 } 1070 1071 dev_info(bus->dev, "using HDA machine driver %s now\n", 1072 hda_mach->drv_name); 1073 1074 /* 1075 * topology: use the info from hda_machines since tplg file name 1076 * is not overwritten 1077 */ 1078 if (!pdata->tplg_filename) 1079 tplg_fixup = true; 1080 1081 if (tplg_fixup && 1082 codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask)) { 1083 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1084 "%s-idisp", 1085 hda_mach->sof_tplg_filename); 1086 if (!tplg_filename) 1087 return; 1088 1089 hda_mach->sof_tplg_filename = tplg_filename; 1090 } 1091 1092 if (codec_num == 2 || 1093 (codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) { 1094 /* 1095 * Prevent SoundWire links from starting when an external 1096 * HDaudio codec is used 1097 */ 1098 hda_mach->mach_params.link_mask = 0; 1099 } else { 1100 /* 1101 * Allow SoundWire links to start when no external HDaudio codec 1102 * was detected. This will not create a SoundWire card but 1103 * will help detect if any SoundWire codec reports as ATTACHED. 1104 */ 1105 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 1106 1107 hda_mach->mach_params.link_mask = hdev->info.link_mask; 1108 } 1109 1110 *mach = hda_mach; 1111 } 1112 } 1113 1114 /* used by hda machine driver to create dai links */ 1115 if (*mach) { 1116 mach_params = &(*mach)->mach_params; 1117 mach_params->codec_mask = bus->codec_mask; 1118 } 1119 } 1120 #else 1121 static void hda_generic_machine_select(struct snd_sof_dev *sdev, 1122 struct snd_soc_acpi_mach **mach) 1123 { 1124 } 1125 #endif 1126 1127 #if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) 1128 1129 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) 1130 { 1131 struct snd_sof_pdata *pdata = sdev->pdata; 1132 const struct snd_soc_acpi_link_adr *link; 1133 struct sdw_peripherals *peripherals; 1134 struct snd_soc_acpi_mach *mach; 1135 struct sof_intel_hda_dev *hdev; 1136 u32 link_mask; 1137 int i; 1138 1139 hdev = pdata->hw_pdata; 1140 link_mask = hdev->info.link_mask; 1141 1142 if (!link_mask) { 1143 dev_info(sdev->dev, "SoundWire links not enabled\n"); 1144 return NULL; 1145 } 1146 1147 if (!hdev->sdw) { 1148 dev_dbg(sdev->dev, "SoundWire context not allocated\n"); 1149 return NULL; 1150 } 1151 1152 if (!hdev->sdw->peripherals || !hdev->sdw->peripherals->num_peripherals) { 1153 dev_warn(sdev->dev, "No SoundWire peripheral detected in ACPI tables\n"); 1154 return NULL; 1155 } 1156 1157 /* 1158 * Select SoundWire machine driver if needed using the 1159 * alternate tables. This case deals with SoundWire-only 1160 * machines, for mixed cases with I2C/I2S the detection relies 1161 * on the HID list. 1162 */ 1163 for (mach = pdata->desc->alt_machines; 1164 mach && mach->link_mask; mach++) { 1165 /* 1166 * On some platforms such as Up Extreme all links 1167 * are enabled but only one link can be used by 1168 * external codec. Instead of exact match of two masks, 1169 * first check whether link_mask of mach is subset of 1170 * link_mask supported by hw and then go on searching 1171 * link_adr 1172 */ 1173 if (~link_mask & mach->link_mask) 1174 continue; 1175 1176 /* No need to match adr if there is no links defined */ 1177 if (!mach->links) 1178 break; 1179 1180 link = mach->links; 1181 for (i = 0; i < hdev->info.count && link->num_adr; 1182 i++, link++) { 1183 /* 1184 * Try next machine if any expected Slaves 1185 * are not found on this link. 1186 */ 1187 if (!snd_soc_acpi_sdw_link_slaves_found(sdev->dev, link, 1188 hdev->sdw->peripherals)) 1189 break; 1190 } 1191 /* Found if all Slaves are checked */ 1192 if (i == hdev->info.count || !link->num_adr) 1193 if (!mach->machine_check || mach->machine_check(hdev->sdw)) 1194 break; 1195 } 1196 if (mach && mach->link_mask) { 1197 mach->mach_params.links = mach->links; 1198 mach->mach_params.link_mask = mach->link_mask; 1199 mach->mach_params.platform = dev_name(sdev->dev); 1200 1201 return mach; 1202 } 1203 1204 dev_info(sdev->dev, "No SoundWire machine driver found for the ACPI-reported configuration:\n"); 1205 peripherals = hdev->sdw->peripherals; 1206 for (i = 0; i < peripherals->num_peripherals; i++) 1207 dev_info(sdev->dev, "link %d mfg_id 0x%04x part_id 0x%04x version %#x\n", 1208 peripherals->array[i]->bus->link_id, 1209 peripherals->array[i]->id.mfg_id, 1210 peripherals->array[i]->id.part_id, 1211 peripherals->array[i]->id.sdw_version); 1212 1213 return NULL; 1214 } 1215 #else 1216 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) 1217 { 1218 return NULL; 1219 } 1220 #endif 1221 1222 void hda_set_mach_params(struct snd_soc_acpi_mach *mach, 1223 struct snd_sof_dev *sdev) 1224 { 1225 struct snd_sof_pdata *pdata = sdev->pdata; 1226 const struct sof_dev_desc *desc = pdata->desc; 1227 struct snd_soc_acpi_mach_params *mach_params; 1228 1229 mach_params = &mach->mach_params; 1230 mach_params->platform = dev_name(sdev->dev); 1231 if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) && 1232 sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC)) 1233 mach_params->num_dai_drivers = SOF_SKL_NUM_DAIS_NOCODEC; 1234 else 1235 mach_params->num_dai_drivers = desc->ops->num_drv; 1236 mach_params->dai_drivers = desc->ops->drv; 1237 } 1238 1239 static int check_tplg_quirk_mask(struct snd_soc_acpi_mach *mach) 1240 { 1241 u32 dmic_ssp_quirk; 1242 u32 codec_amp_name_quirk; 1243 1244 /* 1245 * In current implementation dmic and ssp quirks are designed for es8336 1246 * machine driver and could not be mixed with codec name and amp name 1247 * quirks. 1248 */ 1249 dmic_ssp_quirk = mach->tplg_quirk_mask & 1250 (SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER | SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER); 1251 codec_amp_name_quirk = mach->tplg_quirk_mask & 1252 (SND_SOC_ACPI_TPLG_INTEL_AMP_NAME | SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME); 1253 1254 if (dmic_ssp_quirk && codec_amp_name_quirk) 1255 return -EINVAL; 1256 1257 return 0; 1258 } 1259 1260 static char *remove_file_ext(const char *tplg_filename) 1261 { 1262 char *filename, *tmp; 1263 1264 filename = kstrdup(tplg_filename, GFP_KERNEL); 1265 if (!filename) 1266 return NULL; 1267 1268 /* remove file extension if exist */ 1269 tmp = filename; 1270 return strsep(&tmp, "."); 1271 } 1272 1273 struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev) 1274 { 1275 u32 interface_mask = hda_get_interface_mask(sdev); 1276 struct snd_sof_pdata *sof_pdata = sdev->pdata; 1277 const struct sof_dev_desc *desc = sof_pdata->desc; 1278 struct hdac_bus *bus = sof_to_bus(sdev); 1279 struct snd_soc_acpi_mach *mach = NULL; 1280 enum snd_soc_acpi_intel_codec codec_type, amp_type; 1281 const char *tplg_filename; 1282 const char *tplg_suffix; 1283 bool amp_name_valid; 1284 bool i2s_mach_found = false; 1285 bool sdw_mach_found = false; 1286 1287 /* Try I2S or DMIC if it is supported */ 1288 if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC))) { 1289 mach = snd_soc_acpi_find_machine(desc->machines); 1290 if (mach) 1291 i2s_mach_found = true; 1292 } 1293 1294 /* 1295 * If I2S fails and no external HDaudio codec is detected, 1296 * try SoundWire if it is supported 1297 */ 1298 if (!mach && !HDA_EXT_CODEC(bus->codec_mask) && 1299 (interface_mask & BIT(SOF_DAI_INTEL_ALH))) { 1300 mach = hda_sdw_machine_select(sdev); 1301 if (mach) 1302 sdw_mach_found = true; 1303 } 1304 1305 /* 1306 * Choose HDA generic machine driver if mach is NULL. 1307 * Otherwise, set certain mach params. 1308 */ 1309 hda_generic_machine_select(sdev, &mach); 1310 if (!mach) { 1311 dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); 1312 return NULL; 1313 } 1314 1315 /* report BT offload link mask to machine driver */ 1316 mach->mach_params.bt_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_BT); 1317 1318 dev_info(sdev->dev, "BT link detected in NHLT tables: %#x\n", 1319 mach->mach_params.bt_link_mask); 1320 1321 /* allow for module parameter override */ 1322 if (bt_link_mask_override) { 1323 dev_dbg(sdev->dev, "overriding BT link detected in NHLT tables %#x by kernel param %#x\n", 1324 mach->mach_params.bt_link_mask, bt_link_mask_override); 1325 mach->mach_params.bt_link_mask = bt_link_mask_override; 1326 } 1327 1328 if (hweight_long(mach->mach_params.bt_link_mask) > 1) { 1329 dev_warn(sdev->dev, "invalid BT link mask %#x found, reset the mask\n", 1330 mach->mach_params.bt_link_mask); 1331 mach->mach_params.bt_link_mask = 0; 1332 } 1333 1334 /* 1335 * Fixup tplg file name by appending dmic num, ssp num, codec/amplifier 1336 * name string if quirk flag is set. 1337 */ 1338 if (mach) { 1339 bool tplg_fixup = false; 1340 bool dmic_fixup = false; 1341 1342 /* 1343 * If tplg file name is overridden, use it instead of 1344 * the one set in mach table 1345 */ 1346 if (!sof_pdata->tplg_filename) { 1347 /* remove file extension if it exists */ 1348 tplg_filename = remove_file_ext(mach->sof_tplg_filename); 1349 if (!tplg_filename) 1350 return NULL; 1351 1352 sof_pdata->tplg_filename = tplg_filename; 1353 tplg_fixup = true; 1354 } 1355 1356 /* 1357 * Checking quirk mask integrity; some quirk flags could not be 1358 * set concurrently. 1359 */ 1360 if (tplg_fixup && 1361 check_tplg_quirk_mask(mach)) { 1362 dev_err(sdev->dev, "Invalid tplg quirk mask 0x%x\n", 1363 mach->tplg_quirk_mask); 1364 return NULL; 1365 } 1366 1367 /* report to machine driver if any DMICs are found */ 1368 mach->mach_params.dmic_num = check_dmic_num(sdev); 1369 1370 if (sdw_mach_found || mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER) 1371 dmic_fixup = true; 1372 1373 if (tplg_fixup && 1374 dmic_fixup && 1375 mach->mach_params.dmic_num) { 1376 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1377 "%s%s%d%s", 1378 sof_pdata->tplg_filename, 1379 i2s_mach_found ? "-dmic" : "-", 1380 mach->mach_params.dmic_num, 1381 "ch"); 1382 if (!tplg_filename) 1383 return NULL; 1384 1385 sof_pdata->tplg_filename = tplg_filename; 1386 } 1387 1388 if (mach->link_mask) { 1389 mach->mach_params.links = mach->links; 1390 mach->mach_params.link_mask = mach->link_mask; 1391 } 1392 1393 /* report SSP link mask to machine driver */ 1394 mach->mach_params.i2s_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_I2S); 1395 1396 if (tplg_fixup && 1397 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER && 1398 mach->mach_params.i2s_link_mask) { 1399 const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata); 1400 int ssp_num; 1401 int mclk_mask; 1402 1403 if (hweight_long(mach->mach_params.i2s_link_mask) > 1 && 1404 !(mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_MSB)) 1405 dev_warn(sdev->dev, "More than one SSP exposed by NHLT, choosing MSB\n"); 1406 1407 /* fls returns 1-based results, SSPs indices are 0-based */ 1408 ssp_num = fls(mach->mach_params.i2s_link_mask) - 1; 1409 1410 if (ssp_num >= chip->ssp_count) { 1411 dev_err(sdev->dev, "Invalid SSP %d, max on this platform is %d\n", 1412 ssp_num, chip->ssp_count); 1413 return NULL; 1414 } 1415 1416 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1417 "%s%s%d", 1418 sof_pdata->tplg_filename, 1419 "-ssp", 1420 ssp_num); 1421 if (!tplg_filename) 1422 return NULL; 1423 1424 sof_pdata->tplg_filename = tplg_filename; 1425 1426 mclk_mask = check_nhlt_ssp_mclk_mask(sdev, ssp_num); 1427 1428 if (mclk_mask < 0) { 1429 dev_err(sdev->dev, "Invalid MCLK configuration\n"); 1430 return NULL; 1431 } 1432 1433 dev_dbg(sdev->dev, "MCLK mask %#x found in NHLT\n", mclk_mask); 1434 1435 if (mclk_mask) { 1436 dev_info(sdev->dev, "Overriding topology with MCLK mask %#x from NHLT\n", mclk_mask); 1437 sdev->mclk_id_override = true; 1438 sdev->mclk_id_quirk = (mclk_mask & BIT(0)) ? 0 : 1; 1439 } 1440 } 1441 1442 amp_type = snd_soc_acpi_intel_detect_amp_type(sdev->dev); 1443 codec_type = snd_soc_acpi_intel_detect_codec_type(sdev->dev); 1444 amp_name_valid = amp_type != CODEC_NONE && amp_type != codec_type; 1445 1446 if (tplg_fixup && amp_name_valid && 1447 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_AMP_NAME) { 1448 tplg_suffix = snd_soc_acpi_intel_get_amp_tplg_suffix(amp_type); 1449 if (!tplg_suffix) { 1450 dev_err(sdev->dev, "no tplg suffix found, amp %d\n", 1451 amp_type); 1452 return NULL; 1453 } 1454 1455 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1456 "%s-%s", 1457 sof_pdata->tplg_filename, 1458 tplg_suffix); 1459 if (!tplg_filename) 1460 return NULL; 1461 1462 sof_pdata->tplg_filename = tplg_filename; 1463 } 1464 1465 1466 if (tplg_fixup && 1467 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME && 1468 codec_type != CODEC_NONE) { 1469 tplg_suffix = snd_soc_acpi_intel_get_codec_tplg_suffix(codec_type); 1470 if (!tplg_suffix) { 1471 dev_err(sdev->dev, "no tplg suffix found, codec %d\n", 1472 codec_type); 1473 return NULL; 1474 } 1475 1476 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1477 "%s-%s", 1478 sof_pdata->tplg_filename, 1479 tplg_suffix); 1480 if (!tplg_filename) 1481 return NULL; 1482 1483 sof_pdata->tplg_filename = tplg_filename; 1484 } 1485 1486 if (tplg_fixup) { 1487 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1488 "%s%s", 1489 sof_pdata->tplg_filename, 1490 ".tplg"); 1491 if (!tplg_filename) 1492 return NULL; 1493 1494 sof_pdata->tplg_filename = tplg_filename; 1495 } 1496 1497 /* check if mclk_id should be modified from topology defaults */ 1498 if (mclk_id_override >= 0) { 1499 dev_info(sdev->dev, "Overriding topology with MCLK %d from kernel_parameter\n", mclk_id_override); 1500 sdev->mclk_id_override = true; 1501 sdev->mclk_id_quirk = mclk_id_override; 1502 } 1503 } 1504 1505 return mach; 1506 } 1507 1508 int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) 1509 { 1510 int ret; 1511 1512 ret = snd_intel_dsp_driver_probe(pci); 1513 if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) { 1514 dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n"); 1515 return -ENODEV; 1516 } 1517 1518 return sof_pci_probe(pci, pci_id); 1519 } 1520 EXPORT_SYMBOL_NS(hda_pci_intel_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1521 1522 int hda_register_clients(struct snd_sof_dev *sdev) 1523 { 1524 return hda_probes_register(sdev); 1525 } 1526 1527 void hda_unregister_clients(struct snd_sof_dev *sdev) 1528 { 1529 hda_probes_unregister(sdev); 1530 } 1531 1532 MODULE_LICENSE("Dual BSD/GPL"); 1533 MODULE_DESCRIPTION("SOF support for HDaudio platforms"); 1534 MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV"); 1535 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC"); 1536 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC_I915"); 1537 MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA"); 1538 MODULE_IMPORT_NS("SND_INTEL_SOUNDWIRE_ACPI"); 1539 MODULE_IMPORT_NS("SOUNDWIRE_INTEL_INIT"); 1540 MODULE_IMPORT_NS("SOUNDWIRE_INTEL"); 1541 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK"); 1542 MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON"); 1543 MODULE_IMPORT_NS("SND_SOC_ACPI_INTEL_MATCH"); 1544