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 #else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */ 356 static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev) 357 { 358 return 0; 359 } 360 361 static inline int hda_sdw_probe(struct snd_sof_dev *sdev) 362 { 363 return 0; 364 } 365 366 static inline int hda_sdw_exit(struct snd_sof_dev *sdev) 367 { 368 return 0; 369 } 370 371 static inline bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev) 372 { 373 return false; 374 } 375 376 static inline irqreturn_t hda_dsp_sdw_thread(int irq, void *context) 377 { 378 return IRQ_HANDLED; 379 } 380 381 static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) 382 { 383 return false; 384 } 385 386 #endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */ 387 388 /* pre fw run operations */ 389 int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev) 390 { 391 /* disable clock gating and power gating */ 392 return hda_dsp_ctrl_clock_power_gating(sdev, false); 393 } 394 395 /* post fw run operations */ 396 int hda_dsp_post_fw_run(struct snd_sof_dev *sdev) 397 { 398 int ret; 399 400 if (sdev->first_boot) { 401 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 402 403 ret = hda_sdw_startup(sdev); 404 if (ret < 0) { 405 dev_err(sdev->dev, 406 "error: could not startup SoundWire links\n"); 407 return ret; 408 } 409 410 /* Check if IMR boot is usable */ 411 if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) && 412 (sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT || 413 sdev->pdata->ipc_type == SOF_IPC_TYPE_4)) { 414 hdev->imrboot_supported = true; 415 debugfs_create_bool("skip_imr_boot", 416 0644, sdev->debugfs_root, 417 &hdev->skip_imr_boot); 418 } 419 } 420 421 hda_sdw_int_enable(sdev, true); 422 423 /* re-enable clock gating and power gating */ 424 return hda_dsp_ctrl_clock_power_gating(sdev, true); 425 } 426 EXPORT_SYMBOL_NS(hda_dsp_post_fw_run, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 427 428 /* 429 * Debug 430 */ 431 432 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG) 433 static bool hda_use_msi = true; 434 module_param_named(use_msi, hda_use_msi, bool, 0444); 435 MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode"); 436 #else 437 #define hda_use_msi (1) 438 #endif 439 440 static char *hda_model; 441 module_param(hda_model, charp, 0444); 442 MODULE_PARM_DESC(hda_model, "Use the given HDA board model."); 443 444 static int dmic_num_override = -1; 445 module_param_named(dmic_num, dmic_num_override, int, 0444); 446 MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number"); 447 448 static int mclk_id_override = -1; 449 module_param_named(mclk_id, mclk_id_override, int, 0444); 450 MODULE_PARM_DESC(mclk_id, "SOF SSP mclk_id"); 451 452 static int bt_link_mask_override; 453 module_param_named(bt_link_mask, bt_link_mask_override, int, 0444); 454 MODULE_PARM_DESC(bt_link_mask, "SOF BT offload link mask"); 455 456 static int hda_init(struct snd_sof_dev *sdev) 457 { 458 struct hda_bus *hbus; 459 struct hdac_bus *bus; 460 struct pci_dev *pci = to_pci_dev(sdev->dev); 461 int ret; 462 463 hbus = sof_to_hbus(sdev); 464 bus = sof_to_bus(sdev); 465 466 /* HDA bus init */ 467 sof_hda_bus_init(sdev, &pci->dev); 468 469 if (sof_hda_position_quirk == SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS) 470 bus->use_posbuf = 0; 471 else 472 bus->use_posbuf = 1; 473 bus->bdl_pos_adj = 0; 474 bus->sync_write = 1; 475 476 mutex_init(&hbus->prepare_mutex); 477 hbus->pci = pci; 478 hbus->mixer_assigned = -1; 479 hbus->modelname = hda_model; 480 481 /* initialise hdac bus */ 482 bus->addr = pci_resource_start(pci, 0); 483 bus->remap_addr = pci_ioremap_bar(pci, 0); 484 if (!bus->remap_addr) { 485 dev_err(bus->dev, "error: ioremap error\n"); 486 return -ENXIO; 487 } 488 489 /* HDA base */ 490 sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr; 491 492 /* init i915 and HDMI codecs */ 493 ret = hda_codec_i915_init(sdev); 494 if (ret < 0 && ret != -ENODEV) { 495 dev_err_probe(sdev->dev, ret, "init of i915 and HDMI codec failed\n"); 496 goto out; 497 } 498 499 /* get controller capabilities */ 500 ret = hda_dsp_ctrl_get_caps(sdev); 501 if (ret < 0) { 502 dev_err(sdev->dev, "error: get caps error\n"); 503 hda_codec_i915_exit(sdev); 504 } 505 506 out: 507 if (ret < 0) 508 iounmap(sof_to_bus(sdev)->remap_addr); 509 510 return ret; 511 } 512 513 static int check_dmic_num(struct snd_sof_dev *sdev) 514 { 515 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 516 struct nhlt_acpi_table *nhlt; 517 int dmic_num = 0; 518 519 nhlt = hdev->nhlt; 520 if (nhlt) 521 dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt); 522 523 dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num); 524 525 /* allow for module parameter override */ 526 if (dmic_num_override != -1) { 527 dev_dbg(sdev->dev, 528 "overriding DMICs detected in NHLT tables %d by kernel param %d\n", 529 dmic_num, dmic_num_override); 530 dmic_num = dmic_num_override; 531 } 532 533 if (dmic_num < 0 || dmic_num > 4) { 534 dev_dbg(sdev->dev, "invalid dmic_number %d\n", dmic_num); 535 dmic_num = 0; 536 } 537 538 return dmic_num; 539 } 540 541 static int check_nhlt_ssp_mask(struct snd_sof_dev *sdev, u8 device_type) 542 { 543 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 544 struct nhlt_acpi_table *nhlt; 545 int ssp_mask = 0; 546 547 nhlt = hdev->nhlt; 548 if (!nhlt) 549 return ssp_mask; 550 551 if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP)) { 552 ssp_mask = intel_nhlt_ssp_endpoint_mask(nhlt, device_type); 553 if (ssp_mask) 554 dev_info(sdev->dev, "NHLT device %s(%d) detected, ssp_mask %#x\n", 555 device_type == NHLT_DEVICE_BT ? "BT" : "I2S", 556 device_type, ssp_mask); 557 } 558 559 return ssp_mask; 560 } 561 562 static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num) 563 { 564 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 565 struct nhlt_acpi_table *nhlt; 566 567 nhlt = hdev->nhlt; 568 if (!nhlt) 569 return 0; 570 571 return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num); 572 } 573 574 static int hda_init_caps(struct snd_sof_dev *sdev) 575 { 576 u32 interface_mask = hda_get_interface_mask(sdev); 577 struct hdac_bus *bus = sof_to_bus(sdev); 578 struct snd_sof_pdata *pdata = sdev->pdata; 579 struct sof_intel_hda_dev *hdev = pdata->hw_pdata; 580 u32 link_mask; 581 int ret = 0; 582 583 /* check if dsp is there */ 584 if (bus->ppcap) 585 dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n"); 586 587 /* Init HDA controller after i915 init */ 588 ret = hda_dsp_ctrl_init_chip(sdev); 589 if (ret < 0) { 590 dev_err(bus->dev, "error: init chip failed with ret: %d\n", 591 ret); 592 return ret; 593 } 594 595 hda_bus_ml_init(bus); 596 597 /* Skip SoundWire if it is not supported */ 598 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) 599 goto skip_soundwire; 600 601 /* scan SoundWire capabilities exposed by DSDT */ 602 ret = hda_sdw_acpi_scan(sdev); 603 if (ret < 0) { 604 dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n"); 605 goto skip_soundwire; 606 } 607 608 link_mask = hdev->info.link_mask; 609 if (!link_mask) { 610 dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n"); 611 goto skip_soundwire; 612 } 613 614 /* 615 * probe/allocate SoundWire resources. 616 * The hardware configuration takes place in hda_sdw_startup 617 * after power rails are enabled. 618 * It's entirely possible to have a mix of I2S/DMIC/SoundWire 619 * devices, so we allocate the resources in all cases. 620 */ 621 ret = hda_sdw_probe(sdev); 622 if (ret < 0) { 623 dev_err(sdev->dev, "error: SoundWire probe error\n"); 624 return ret; 625 } 626 627 skip_soundwire: 628 629 /* create codec instances */ 630 hda_codec_probe_bus(sdev); 631 632 if (!HDA_IDISP_CODEC(bus->codec_mask)) 633 hda_codec_i915_display_power(sdev, false); 634 635 hda_bus_ml_put_all(bus); 636 637 return 0; 638 } 639 640 static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context) 641 { 642 struct snd_sof_dev *sdev = context; 643 644 /* 645 * Get global interrupt status. It includes all hardware interrupt 646 * sources in the Intel HD Audio controller. 647 */ 648 if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) & 649 SOF_HDA_INTSTS_GIS) { 650 651 /* disable GIE interrupt */ 652 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 653 SOF_HDA_INTCTL, 654 SOF_HDA_INT_GLOBAL_EN, 655 0); 656 657 return IRQ_WAKE_THREAD; 658 } 659 660 return IRQ_NONE; 661 } 662 663 static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context) 664 { 665 struct snd_sof_dev *sdev = context; 666 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 667 668 /* deal with streams and controller first */ 669 if (hda_dsp_check_stream_irq(sdev)) { 670 trace_sof_intel_hda_irq(sdev, "stream"); 671 hda_dsp_stream_threaded_handler(irq, sdev); 672 } 673 674 if (hda_check_ipc_irq(sdev)) { 675 trace_sof_intel_hda_irq(sdev, "ipc"); 676 sof_ops(sdev)->irq_thread(irq, sdev); 677 } 678 679 if (hda_dsp_check_sdw_irq(sdev)) { 680 trace_sof_intel_hda_irq(sdev, "sdw"); 681 hda_dsp_sdw_thread(irq, hdev->sdw); 682 } 683 684 if (hda_sdw_check_wakeen_irq(sdev)) { 685 trace_sof_intel_hda_irq(sdev, "wakeen"); 686 hda_sdw_process_wakeen(sdev); 687 } 688 689 hda_codec_check_for_state_change(sdev); 690 691 /* enable GIE interrupt */ 692 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 693 SOF_HDA_INTCTL, 694 SOF_HDA_INT_GLOBAL_EN, 695 SOF_HDA_INT_GLOBAL_EN); 696 697 return IRQ_HANDLED; 698 } 699 700 int hda_dsp_probe_early(struct snd_sof_dev *sdev) 701 { 702 struct pci_dev *pci = to_pci_dev(sdev->dev); 703 struct sof_intel_hda_dev *hdev; 704 const struct sof_intel_dsp_desc *chip; 705 int ret = 0; 706 707 if (!sdev->dspless_mode_selected) { 708 /* 709 * detect DSP by checking class/subclass/prog-id information 710 * class=04 subclass 03 prog-if 00: no DSP, legacy driver is required 711 * class=04 subclass 01 prog-if 00: DSP is present 712 * (and may be required e.g. for DMIC or SSP support) 713 * class=04 subclass 03 prog-if 80: either of DSP or legacy mode works 714 */ 715 if (pci->class == 0x040300) { 716 dev_err(sdev->dev, "the DSP is not enabled on this platform, aborting probe\n"); 717 return -ENODEV; 718 } else if (pci->class != 0x040100 && pci->class != 0x040380) { 719 dev_err(sdev->dev, "unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n", 720 pci->class); 721 return -ENODEV; 722 } 723 dev_info_once(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n", 724 pci->class); 725 } 726 727 chip = get_chip_info(sdev->pdata); 728 if (!chip) { 729 dev_err(sdev->dev, "error: no such device supported, chip id:%x\n", 730 pci->device); 731 ret = -EIO; 732 goto err; 733 } 734 735 sdev->num_cores = chip->cores_num; 736 737 hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL); 738 if (!hdev) 739 return -ENOMEM; 740 sdev->pdata->hw_pdata = hdev; 741 hdev->desc = chip; 742 ret = hda_init(sdev); 743 744 err: 745 return ret; 746 } 747 EXPORT_SYMBOL_NS(hda_dsp_probe_early, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 748 749 int hda_dsp_probe(struct snd_sof_dev *sdev) 750 { 751 struct pci_dev *pci = to_pci_dev(sdev->dev); 752 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 753 const struct sof_intel_dsp_desc *chip; 754 int ret = 0; 755 756 hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec", 757 PLATFORM_DEVID_NONE, 758 NULL, 0); 759 if (IS_ERR(hdev->dmic_dev)) { 760 dev_err(sdev->dev, "error: failed to create DMIC device\n"); 761 return PTR_ERR(hdev->dmic_dev); 762 } 763 764 /* 765 * use position update IPC if either it is forced 766 * or we don't have other choice 767 */ 768 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION) 769 hdev->no_ipc_position = 0; 770 #else 771 hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0; 772 #endif 773 774 if (sdev->dspless_mode_selected) 775 hdev->no_ipc_position = 1; 776 777 if (sdev->dspless_mode_selected) 778 goto skip_dsp_setup; 779 780 /* DSP base */ 781 sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR); 782 if (!sdev->bar[HDA_DSP_BAR]) { 783 dev_err(sdev->dev, "error: ioremap error\n"); 784 ret = -ENXIO; 785 goto hdac_bus_unmap; 786 } 787 788 sdev->mmio_bar = HDA_DSP_BAR; 789 sdev->mailbox_bar = HDA_DSP_BAR; 790 skip_dsp_setup: 791 792 /* allow 64bit DMA address if supported by H/W */ 793 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) { 794 dev_dbg(sdev->dev, "DMA mask is 32 bit\n"); 795 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); 796 } 797 dma_set_max_seg_size(&pci->dev, UINT_MAX); 798 799 /* init streams */ 800 ret = hda_dsp_stream_init(sdev); 801 if (ret < 0) { 802 dev_err(sdev->dev, "error: failed to init streams\n"); 803 /* 804 * not all errors are due to memory issues, but trying 805 * to free everything does not harm 806 */ 807 goto free_streams; 808 } 809 810 /* 811 * register our IRQ 812 * let's try to enable msi firstly 813 * if it fails, use legacy interrupt mode 814 * TODO: support msi multiple vectors 815 */ 816 if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) { 817 dev_info(sdev->dev, "use msi interrupt mode\n"); 818 sdev->ipc_irq = pci_irq_vector(pci, 0); 819 /* initialised to "false" by kzalloc() */ 820 sdev->msi_enabled = true; 821 } 822 823 if (!sdev->msi_enabled) { 824 dev_info(sdev->dev, "use legacy interrupt mode\n"); 825 /* 826 * in IO-APIC mode, hda->irq and ipc_irq are using the same 827 * irq number of pci->irq 828 */ 829 sdev->ipc_irq = pci->irq; 830 } 831 832 dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq); 833 ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler, 834 hda_dsp_interrupt_thread, 835 IRQF_SHARED, "AudioDSP", sdev); 836 if (ret < 0) { 837 dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n", 838 sdev->ipc_irq); 839 goto free_irq_vector; 840 } 841 842 pci_set_master(pci); 843 synchronize_irq(pci->irq); 844 845 /* 846 * clear TCSEL to clear playback on some HD Audio 847 * codecs. PCI TCSEL is defined in the Intel manuals. 848 */ 849 snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0); 850 851 /* init HDA capabilities */ 852 ret = hda_init_caps(sdev); 853 if (ret < 0) 854 goto free_ipc_irq; 855 856 if (!sdev->dspless_mode_selected) { 857 /* enable ppcap interrupt */ 858 hda_dsp_ctrl_ppcap_enable(sdev, true); 859 hda_dsp_ctrl_ppcap_int_enable(sdev, true); 860 861 /* set default mailbox offset for FW ready message */ 862 sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET; 863 864 INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work); 865 } 866 867 chip = get_chip_info(sdev->pdata); 868 if (chip && chip->hw_ip_version >= SOF_INTEL_ACE_2_0) { 869 ret = hda_sdw_startup(sdev); 870 if (ret < 0) { 871 dev_err(sdev->dev, "could not startup SoundWire links\n"); 872 goto disable_pp_cap; 873 } 874 } 875 876 init_waitqueue_head(&hdev->waitq); 877 878 hdev->nhlt = intel_nhlt_init(sdev->dev); 879 880 return 0; 881 882 disable_pp_cap: 883 if (!sdev->dspless_mode_selected) { 884 hda_dsp_ctrl_ppcap_int_enable(sdev, false); 885 hda_dsp_ctrl_ppcap_enable(sdev, false); 886 } 887 free_ipc_irq: 888 free_irq(sdev->ipc_irq, sdev); 889 free_irq_vector: 890 if (sdev->msi_enabled) 891 pci_free_irq_vectors(pci); 892 free_streams: 893 hda_dsp_stream_free(sdev); 894 /* dsp_unmap: not currently used */ 895 if (!sdev->dspless_mode_selected) 896 iounmap(sdev->bar[HDA_DSP_BAR]); 897 hdac_bus_unmap: 898 platform_device_unregister(hdev->dmic_dev); 899 900 return ret; 901 } 902 EXPORT_SYMBOL_NS(hda_dsp_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 903 904 void hda_dsp_remove(struct snd_sof_dev *sdev) 905 { 906 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 907 const struct sof_intel_dsp_desc *chip = hda->desc; 908 struct pci_dev *pci = to_pci_dev(sdev->dev); 909 struct nhlt_acpi_table *nhlt = hda->nhlt; 910 911 if (nhlt) 912 intel_nhlt_free(nhlt); 913 914 if (!sdev->dspless_mode_selected) 915 /* cancel any attempt for DSP D0I3 */ 916 cancel_delayed_work_sync(&hda->d0i3_work); 917 918 hda_codec_device_remove(sdev); 919 920 hda_sdw_exit(sdev); 921 922 if (!IS_ERR_OR_NULL(hda->dmic_dev)) 923 platform_device_unregister(hda->dmic_dev); 924 925 if (!sdev->dspless_mode_selected) { 926 /* disable DSP IRQ */ 927 hda_dsp_ctrl_ppcap_int_enable(sdev, false); 928 } 929 930 /* disable CIE and GIE interrupts */ 931 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, 932 SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0); 933 934 if (sdev->dspless_mode_selected) 935 goto skip_disable_dsp; 936 937 /* no need to check for error as the DSP will be disabled anyway */ 938 if (chip && chip->power_down_dsp) 939 chip->power_down_dsp(sdev); 940 941 /* disable DSP */ 942 hda_dsp_ctrl_ppcap_enable(sdev, false); 943 944 /* Free the persistent DMA buffers used for base firmware download */ 945 if (hda->cl_dmab.area) 946 snd_dma_free_pages(&hda->cl_dmab); 947 if (hda->iccmax_dmab.area) 948 snd_dma_free_pages(&hda->iccmax_dmab); 949 950 skip_disable_dsp: 951 free_irq(sdev->ipc_irq, sdev); 952 if (sdev->msi_enabled) 953 pci_free_irq_vectors(pci); 954 955 hda_dsp_stream_free(sdev); 956 957 hda_bus_ml_free(sof_to_bus(sdev)); 958 959 if (!sdev->dspless_mode_selected) 960 iounmap(sdev->bar[HDA_DSP_BAR]); 961 } 962 EXPORT_SYMBOL_NS(hda_dsp_remove, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 963 964 void hda_dsp_remove_late(struct snd_sof_dev *sdev) 965 { 966 iounmap(sof_to_bus(sdev)->remap_addr); 967 sof_hda_bus_exit(sdev); 968 hda_codec_i915_exit(sdev); 969 } 970 971 int hda_power_down_dsp(struct snd_sof_dev *sdev) 972 { 973 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 974 const struct sof_intel_dsp_desc *chip = hda->desc; 975 976 return hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); 977 } 978 EXPORT_SYMBOL_NS(hda_power_down_dsp, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 979 980 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) 981 static void hda_generic_machine_select(struct snd_sof_dev *sdev, 982 struct snd_soc_acpi_mach **mach) 983 { 984 struct hdac_bus *bus = sof_to_bus(sdev); 985 struct snd_soc_acpi_mach_params *mach_params; 986 struct snd_soc_acpi_mach *hda_mach; 987 struct snd_sof_pdata *pdata = sdev->pdata; 988 const char *tplg_filename; 989 int codec_num = 0; 990 int i; 991 992 /* codec detection */ 993 if (!bus->codec_mask) { 994 dev_info(bus->dev, "no hda codecs found!\n"); 995 } else { 996 dev_info(bus->dev, "hda codecs found, mask %lx\n", 997 bus->codec_mask); 998 999 for (i = 0; i < HDA_MAX_CODECS; i++) { 1000 if (bus->codec_mask & (1 << i)) 1001 codec_num++; 1002 } 1003 1004 /* 1005 * If no machine driver is found, then: 1006 * 1007 * generic hda machine driver can handle: 1008 * - one HDMI codec, and/or 1009 * - one external HDAudio codec 1010 */ 1011 if (!*mach && codec_num <= 2) { 1012 bool tplg_fixup = false; 1013 1014 hda_mach = snd_soc_acpi_intel_hda_machines; 1015 1016 dev_info(bus->dev, "using HDA machine driver %s now\n", 1017 hda_mach->drv_name); 1018 1019 /* 1020 * topology: use the info from hda_machines since tplg file name 1021 * is not overwritten 1022 */ 1023 if (!pdata->tplg_filename) 1024 tplg_fixup = true; 1025 1026 if (tplg_fixup && 1027 codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask)) { 1028 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1029 "%s-idisp", 1030 hda_mach->sof_tplg_filename); 1031 if (!tplg_filename) 1032 return; 1033 1034 hda_mach->sof_tplg_filename = tplg_filename; 1035 } 1036 1037 if (codec_num == 2 || 1038 (codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) { 1039 /* 1040 * Prevent SoundWire links from starting when an external 1041 * HDaudio codec is used 1042 */ 1043 hda_mach->mach_params.link_mask = 0; 1044 } else { 1045 /* 1046 * Allow SoundWire links to start when no external HDaudio codec 1047 * was detected. This will not create a SoundWire card but 1048 * will help detect if any SoundWire codec reports as ATTACHED. 1049 */ 1050 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 1051 1052 hda_mach->mach_params.link_mask = hdev->info.link_mask; 1053 } 1054 1055 *mach = hda_mach; 1056 } 1057 } 1058 1059 /* used by hda machine driver to create dai links */ 1060 if (*mach) { 1061 mach_params = &(*mach)->mach_params; 1062 mach_params->codec_mask = bus->codec_mask; 1063 } 1064 } 1065 #else 1066 static void hda_generic_machine_select(struct snd_sof_dev *sdev, 1067 struct snd_soc_acpi_mach **mach) 1068 { 1069 } 1070 #endif 1071 1072 #if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) 1073 1074 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) 1075 { 1076 struct snd_sof_pdata *pdata = sdev->pdata; 1077 const struct snd_soc_acpi_link_adr *link; 1078 struct sdw_peripherals *peripherals; 1079 struct snd_soc_acpi_mach *mach; 1080 struct sof_intel_hda_dev *hdev; 1081 u32 link_mask; 1082 int i; 1083 1084 hdev = pdata->hw_pdata; 1085 link_mask = hdev->info.link_mask; 1086 1087 if (!link_mask) { 1088 dev_info(sdev->dev, "SoundWire links not enabled\n"); 1089 return NULL; 1090 } 1091 1092 if (!hdev->sdw) { 1093 dev_dbg(sdev->dev, "SoundWire context not allocated\n"); 1094 return NULL; 1095 } 1096 1097 if (!hdev->sdw->peripherals || !hdev->sdw->peripherals->num_peripherals) { 1098 dev_warn(sdev->dev, "No SoundWire peripheral detected in ACPI tables\n"); 1099 return NULL; 1100 } 1101 1102 /* 1103 * Select SoundWire machine driver if needed using the 1104 * alternate tables. This case deals with SoundWire-only 1105 * machines, for mixed cases with I2C/I2S the detection relies 1106 * on the HID list. 1107 */ 1108 for (mach = pdata->desc->alt_machines; 1109 mach && mach->link_mask; mach++) { 1110 /* 1111 * On some platforms such as Up Extreme all links 1112 * are enabled but only one link can be used by 1113 * external codec. Instead of exact match of two masks, 1114 * first check whether link_mask of mach is subset of 1115 * link_mask supported by hw and then go on searching 1116 * link_adr 1117 */ 1118 if (~link_mask & mach->link_mask) 1119 continue; 1120 1121 /* No need to match adr if there is no links defined */ 1122 if (!mach->links) 1123 break; 1124 1125 link = mach->links; 1126 for (i = 0; i < hdev->info.count && link->num_adr; 1127 i++, link++) { 1128 /* 1129 * Try next machine if any expected Slaves 1130 * are not found on this link. 1131 */ 1132 if (!snd_soc_acpi_sdw_link_slaves_found(sdev->dev, link, 1133 hdev->sdw->peripherals)) 1134 break; 1135 } 1136 /* Found if all Slaves are checked */ 1137 if (i == hdev->info.count || !link->num_adr) 1138 if (!mach->machine_check || mach->machine_check(hdev->sdw)) 1139 break; 1140 } 1141 if (mach && mach->link_mask) { 1142 mach->mach_params.links = mach->links; 1143 mach->mach_params.link_mask = mach->link_mask; 1144 mach->mach_params.platform = dev_name(sdev->dev); 1145 1146 return mach; 1147 } 1148 1149 dev_info(sdev->dev, "No SoundWire machine driver found for the ACPI-reported configuration:\n"); 1150 peripherals = hdev->sdw->peripherals; 1151 for (i = 0; i < peripherals->num_peripherals; i++) 1152 dev_info(sdev->dev, "link %d mfg_id 0x%04x part_id 0x%04x version %#x\n", 1153 peripherals->array[i]->bus->link_id, 1154 peripherals->array[i]->id.mfg_id, 1155 peripherals->array[i]->id.part_id, 1156 peripherals->array[i]->id.sdw_version); 1157 1158 return NULL; 1159 } 1160 #else 1161 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) 1162 { 1163 return NULL; 1164 } 1165 #endif 1166 1167 void hda_set_mach_params(struct snd_soc_acpi_mach *mach, 1168 struct snd_sof_dev *sdev) 1169 { 1170 struct snd_sof_pdata *pdata = sdev->pdata; 1171 const struct sof_dev_desc *desc = pdata->desc; 1172 struct snd_soc_acpi_mach_params *mach_params; 1173 1174 mach_params = &mach->mach_params; 1175 mach_params->platform = dev_name(sdev->dev); 1176 if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) && 1177 sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC)) 1178 mach_params->num_dai_drivers = SOF_SKL_NUM_DAIS_NOCODEC; 1179 else 1180 mach_params->num_dai_drivers = desc->ops->num_drv; 1181 mach_params->dai_drivers = desc->ops->drv; 1182 } 1183 1184 static int check_tplg_quirk_mask(struct snd_soc_acpi_mach *mach) 1185 { 1186 u32 dmic_ssp_quirk; 1187 u32 codec_amp_name_quirk; 1188 1189 /* 1190 * In current implementation dmic and ssp quirks are designed for es8336 1191 * machine driver and could not be mixed with codec name and amp name 1192 * quirks. 1193 */ 1194 dmic_ssp_quirk = mach->tplg_quirk_mask & 1195 (SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER | SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER); 1196 codec_amp_name_quirk = mach->tplg_quirk_mask & 1197 (SND_SOC_ACPI_TPLG_INTEL_AMP_NAME | SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME); 1198 1199 if (dmic_ssp_quirk && codec_amp_name_quirk) 1200 return -EINVAL; 1201 1202 return 0; 1203 } 1204 1205 static char *remove_file_ext(const char *tplg_filename) 1206 { 1207 char *filename, *tmp; 1208 1209 filename = kstrdup(tplg_filename, GFP_KERNEL); 1210 if (!filename) 1211 return NULL; 1212 1213 /* remove file extension if exist */ 1214 tmp = filename; 1215 return strsep(&tmp, "."); 1216 } 1217 1218 struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev) 1219 { 1220 u32 interface_mask = hda_get_interface_mask(sdev); 1221 struct snd_sof_pdata *sof_pdata = sdev->pdata; 1222 const struct sof_dev_desc *desc = sof_pdata->desc; 1223 struct hdac_bus *bus = sof_to_bus(sdev); 1224 struct snd_soc_acpi_mach *mach = NULL; 1225 enum snd_soc_acpi_intel_codec codec_type, amp_type; 1226 const char *tplg_filename; 1227 const char *tplg_suffix; 1228 bool amp_name_valid; 1229 bool i2s_mach_found = false; 1230 bool sdw_mach_found = false; 1231 1232 /* Try I2S or DMIC if it is supported */ 1233 if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC))) { 1234 mach = snd_soc_acpi_find_machine(desc->machines); 1235 if (mach) 1236 i2s_mach_found = true; 1237 } 1238 1239 /* 1240 * If I2S fails and no external HDaudio codec is detected, 1241 * try SoundWire if it is supported 1242 */ 1243 if (!mach && !HDA_EXT_CODEC(bus->codec_mask) && 1244 (interface_mask & BIT(SOF_DAI_INTEL_ALH))) { 1245 mach = hda_sdw_machine_select(sdev); 1246 if (mach) 1247 sdw_mach_found = true; 1248 } 1249 1250 /* 1251 * Choose HDA generic machine driver if mach is NULL. 1252 * Otherwise, set certain mach params. 1253 */ 1254 hda_generic_machine_select(sdev, &mach); 1255 if (!mach) { 1256 dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); 1257 return NULL; 1258 } 1259 1260 /* report BT offload link mask to machine driver */ 1261 mach->mach_params.bt_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_BT); 1262 1263 dev_info(sdev->dev, "BT link detected in NHLT tables: %#x\n", 1264 mach->mach_params.bt_link_mask); 1265 1266 /* allow for module parameter override */ 1267 if (bt_link_mask_override) { 1268 dev_dbg(sdev->dev, "overriding BT link detected in NHLT tables %#x by kernel param %#x\n", 1269 mach->mach_params.bt_link_mask, bt_link_mask_override); 1270 mach->mach_params.bt_link_mask = bt_link_mask_override; 1271 } 1272 1273 if (hweight_long(mach->mach_params.bt_link_mask) > 1) { 1274 dev_warn(sdev->dev, "invalid BT link mask %#x found, reset the mask\n", 1275 mach->mach_params.bt_link_mask); 1276 mach->mach_params.bt_link_mask = 0; 1277 } 1278 1279 /* 1280 * Fixup tplg file name by appending dmic num, ssp num, codec/amplifier 1281 * name string if quirk flag is set. 1282 */ 1283 if (mach) { 1284 bool tplg_fixup = false; 1285 bool dmic_fixup = false; 1286 1287 /* 1288 * If tplg file name is overridden, use it instead of 1289 * the one set in mach table 1290 */ 1291 if (!sof_pdata->tplg_filename) { 1292 /* remove file extension if it exists */ 1293 tplg_filename = remove_file_ext(mach->sof_tplg_filename); 1294 if (!tplg_filename) 1295 return NULL; 1296 1297 sof_pdata->tplg_filename = tplg_filename; 1298 tplg_fixup = true; 1299 } 1300 1301 /* 1302 * Checking quirk mask integrity; some quirk flags could not be 1303 * set concurrently. 1304 */ 1305 if (tplg_fixup && 1306 check_tplg_quirk_mask(mach)) { 1307 dev_err(sdev->dev, "Invalid tplg quirk mask 0x%x\n", 1308 mach->tplg_quirk_mask); 1309 return NULL; 1310 } 1311 1312 /* report to machine driver if any DMICs are found */ 1313 mach->mach_params.dmic_num = check_dmic_num(sdev); 1314 1315 if (sdw_mach_found) { 1316 /* 1317 * DMICs use up to 4 pins and are typically pin-muxed with SoundWire 1318 * link 2 and 3, or link 1 and 2, thus we only try to enable dmics 1319 * if all conditions are true: 1320 * a) 2 or fewer links are used by SoundWire 1321 * b) the NHLT table reports the presence of microphones 1322 */ 1323 if (hweight_long(mach->link_mask) <= 2) 1324 dmic_fixup = true; 1325 else 1326 mach->mach_params.dmic_num = 0; 1327 } else { 1328 if (mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER) 1329 dmic_fixup = true; 1330 } 1331 1332 if (tplg_fixup && 1333 dmic_fixup && 1334 mach->mach_params.dmic_num) { 1335 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1336 "%s%s%d%s", 1337 sof_pdata->tplg_filename, 1338 i2s_mach_found ? "-dmic" : "-", 1339 mach->mach_params.dmic_num, 1340 "ch"); 1341 if (!tplg_filename) 1342 return NULL; 1343 1344 sof_pdata->tplg_filename = tplg_filename; 1345 } 1346 1347 if (mach->link_mask) { 1348 mach->mach_params.links = mach->links; 1349 mach->mach_params.link_mask = mach->link_mask; 1350 } 1351 1352 /* report SSP link mask to machine driver */ 1353 mach->mach_params.i2s_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_I2S); 1354 1355 if (tplg_fixup && 1356 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER && 1357 mach->mach_params.i2s_link_mask) { 1358 const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata); 1359 int ssp_num; 1360 int mclk_mask; 1361 1362 if (hweight_long(mach->mach_params.i2s_link_mask) > 1 && 1363 !(mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_MSB)) 1364 dev_warn(sdev->dev, "More than one SSP exposed by NHLT, choosing MSB\n"); 1365 1366 /* fls returns 1-based results, SSPs indices are 0-based */ 1367 ssp_num = fls(mach->mach_params.i2s_link_mask) - 1; 1368 1369 if (ssp_num >= chip->ssp_count) { 1370 dev_err(sdev->dev, "Invalid SSP %d, max on this platform is %d\n", 1371 ssp_num, chip->ssp_count); 1372 return NULL; 1373 } 1374 1375 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1376 "%s%s%d", 1377 sof_pdata->tplg_filename, 1378 "-ssp", 1379 ssp_num); 1380 if (!tplg_filename) 1381 return NULL; 1382 1383 sof_pdata->tplg_filename = tplg_filename; 1384 1385 mclk_mask = check_nhlt_ssp_mclk_mask(sdev, ssp_num); 1386 1387 if (mclk_mask < 0) { 1388 dev_err(sdev->dev, "Invalid MCLK configuration\n"); 1389 return NULL; 1390 } 1391 1392 dev_dbg(sdev->dev, "MCLK mask %#x found in NHLT\n", mclk_mask); 1393 1394 if (mclk_mask) { 1395 dev_info(sdev->dev, "Overriding topology with MCLK mask %#x from NHLT\n", mclk_mask); 1396 sdev->mclk_id_override = true; 1397 sdev->mclk_id_quirk = (mclk_mask & BIT(0)) ? 0 : 1; 1398 } 1399 } 1400 1401 amp_type = snd_soc_acpi_intel_detect_amp_type(sdev->dev); 1402 codec_type = snd_soc_acpi_intel_detect_codec_type(sdev->dev); 1403 amp_name_valid = amp_type != CODEC_NONE && amp_type != codec_type; 1404 1405 if (tplg_fixup && amp_name_valid && 1406 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_AMP_NAME) { 1407 tplg_suffix = snd_soc_acpi_intel_get_amp_tplg_suffix(amp_type); 1408 if (!tplg_suffix) { 1409 dev_err(sdev->dev, "no tplg suffix found, amp %d\n", 1410 amp_type); 1411 return NULL; 1412 } 1413 1414 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1415 "%s-%s", 1416 sof_pdata->tplg_filename, 1417 tplg_suffix); 1418 if (!tplg_filename) 1419 return NULL; 1420 1421 sof_pdata->tplg_filename = tplg_filename; 1422 } 1423 1424 1425 if (tplg_fixup && 1426 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME && 1427 codec_type != CODEC_NONE) { 1428 tplg_suffix = snd_soc_acpi_intel_get_codec_tplg_suffix(codec_type); 1429 if (!tplg_suffix) { 1430 dev_err(sdev->dev, "no tplg suffix found, codec %d\n", 1431 codec_type); 1432 return NULL; 1433 } 1434 1435 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1436 "%s-%s", 1437 sof_pdata->tplg_filename, 1438 tplg_suffix); 1439 if (!tplg_filename) 1440 return NULL; 1441 1442 sof_pdata->tplg_filename = tplg_filename; 1443 } 1444 1445 if (tplg_fixup) { 1446 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, 1447 "%s%s", 1448 sof_pdata->tplg_filename, 1449 ".tplg"); 1450 if (!tplg_filename) 1451 return NULL; 1452 1453 sof_pdata->tplg_filename = tplg_filename; 1454 } 1455 1456 /* check if mclk_id should be modified from topology defaults */ 1457 if (mclk_id_override >= 0) { 1458 dev_info(sdev->dev, "Overriding topology with MCLK %d from kernel_parameter\n", mclk_id_override); 1459 sdev->mclk_id_override = true; 1460 sdev->mclk_id_quirk = mclk_id_override; 1461 } 1462 } 1463 1464 return mach; 1465 } 1466 1467 int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) 1468 { 1469 int ret; 1470 1471 ret = snd_intel_dsp_driver_probe(pci); 1472 if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) { 1473 dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n"); 1474 return -ENODEV; 1475 } 1476 1477 return sof_pci_probe(pci, pci_id); 1478 } 1479 EXPORT_SYMBOL_NS(hda_pci_intel_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC"); 1480 1481 int hda_register_clients(struct snd_sof_dev *sdev) 1482 { 1483 return hda_probes_register(sdev); 1484 } 1485 1486 void hda_unregister_clients(struct snd_sof_dev *sdev) 1487 { 1488 hda_probes_unregister(sdev); 1489 } 1490 1491 MODULE_LICENSE("Dual BSD/GPL"); 1492 MODULE_DESCRIPTION("SOF support for HDaudio platforms"); 1493 MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV"); 1494 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC"); 1495 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC_I915"); 1496 MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA"); 1497 MODULE_IMPORT_NS("SND_INTEL_SOUNDWIRE_ACPI"); 1498 MODULE_IMPORT_NS("SOUNDWIRE_INTEL_INIT"); 1499 MODULE_IMPORT_NS("SOUNDWIRE_INTEL"); 1500 MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK"); 1501 MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON"); 1502 MODULE_IMPORT_NS("SND_SOC_ACPI_INTEL_MATCH"); 1503