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 data.dai_index = (params_data->link_id << 8) | d->id;
67 data.dai_data = params_data->alh_stream_id;
68 data.dai_node_id = data.dai_data;
69
70 return hda_dai_config(w, SOF_DAI_CONFIG_FLAGS_HW_PARAMS, &data);
71 }
72
73 static int sdw_params_free(struct device *dev, struct sdw_intel_stream_free_data *free_data)
74 {
75 struct snd_soc_dai *d = free_data->dai;
76 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(d, free_data->substream->stream);
77 struct snd_sof_dev *sdev = widget_to_sdev(w);
78
79 if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
80 struct snd_sof_widget *swidget = w->dobj.private;
81 struct snd_sof_dai *dai = swidget->private;
82 struct sof_ipc4_copier_data *copier_data;
83 struct sof_ipc4_copier *ipc4_copier;
84
85 ipc4_copier = dai->private;
86 ipc4_copier->dai_index = 0;
87 copier_data = &ipc4_copier->data;
88
89 /* clear the node ID */
90 copier_data->gtw_cfg.node_id &= ~SOF_IPC4_NODE_INDEX_MASK;
91 }
92
93 return 0;
94 }
95
96 struct sdw_intel_ops sdw_callback = {
97 .params_stream = sdw_params_stream,
98 .free_stream = sdw_params_free,
99 };
100
101 static int sdw_ace2x_params_stream(struct device *dev,
102 struct sdw_intel_stream_params_data *params_data)
103 {
104 return sdw_hda_dai_hw_params(params_data->substream,
105 params_data->hw_params,
106 params_data->dai,
107 params_data->link_id,
108 params_data->alh_stream_id);
109 }
110
111 static int sdw_ace2x_free_stream(struct device *dev,
112 struct sdw_intel_stream_free_data *free_data)
113 {
114 return sdw_hda_dai_hw_free(free_data->substream,
115 free_data->dai,
116 free_data->link_id);
117 }
118
119 static int sdw_ace2x_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai)
120 {
121 return sdw_hda_dai_trigger(substream, cmd, dai);
122 }
123
124 static struct sdw_intel_ops sdw_ace2x_callback = {
125 .params_stream = sdw_ace2x_params_stream,
126 .free_stream = sdw_ace2x_free_stream,
127 .trigger = sdw_ace2x_trigger,
128 };
129
130 static int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
131 {
132 u32 interface_mask = hda_get_interface_mask(sdev);
133 struct sof_intel_hda_dev *hdev;
134 acpi_handle handle;
135 int ret;
136
137 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
138 return -EINVAL;
139
140 handle = ACPI_HANDLE(sdev->dev);
141
142 /* save ACPI info for the probe step */
143 hdev = sdev->pdata->hw_pdata;
144
145 ret = sdw_intel_acpi_scan(handle, &hdev->info);
146 if (ret < 0)
147 return -EINVAL;
148
149 return 0;
150 }
151
152 static int hda_sdw_probe(struct snd_sof_dev *sdev)
153 {
154 const struct sof_intel_dsp_desc *chip;
155 struct sof_intel_hda_dev *hdev;
156 struct sdw_intel_res res;
157 void *sdw;
158
159 hdev = sdev->pdata->hw_pdata;
160
161 memset(&res, 0, sizeof(res));
162
163 chip = get_chip_info(sdev->pdata);
164 if (chip->hw_ip_version < SOF_INTEL_ACE_2_0) {
165 res.mmio_base = sdev->bar[HDA_DSP_BAR];
166 res.hw_ops = &sdw_intel_cnl_hw_ops;
167 res.shim_base = hdev->desc->sdw_shim_base;
168 res.alh_base = hdev->desc->sdw_alh_base;
169 res.ext = false;
170 res.ops = &sdw_callback;
171 } else {
172 /*
173 * retrieve eml_lock needed to protect shared registers
174 * in the HDaudio multi-link areas
175 */
176 res.eml_lock = hdac_bus_eml_get_mutex(sof_to_bus(sdev), true,
177 AZX_REG_ML_LEPTR_ID_SDW);
178 if (!res.eml_lock)
179 return -ENODEV;
180
181 res.mmio_base = sdev->bar[HDA_DSP_HDA_BAR];
182 /*
183 * the SHIM and SoundWire register offsets are link-specific
184 * and will be determined when adding auxiliary devices
185 */
186 res.hw_ops = &sdw_intel_lnl_hw_ops;
187 res.ext = true;
188 res.ops = &sdw_ace2x_callback;
189
190 }
191 res.irq = sdev->ipc_irq;
192 res.handle = hdev->info.handle;
193 res.parent = sdev->dev;
194
195 res.dev = sdev->dev;
196 res.clock_stop_quirks = sdw_clock_stop_quirks;
197 res.hbus = sof_to_bus(sdev);
198
199 /*
200 * ops and arg fields are not populated for now,
201 * they will be needed when the DAI callbacks are
202 * provided
203 */
204
205 /* we could filter links here if needed, e.g for quirks */
206 res.count = hdev->info.count;
207 res.link_mask = hdev->info.link_mask;
208
209 sdw = sdw_intel_probe(&res);
210 if (!sdw) {
211 dev_err(sdev->dev, "error: SoundWire probe failed\n");
212 return -EINVAL;
213 }
214
215 /* save context */
216 hdev->sdw = sdw;
217
218 return 0;
219 }
220
221 int hda_sdw_startup(struct snd_sof_dev *sdev)
222 {
223 struct sof_intel_hda_dev *hdev;
224 struct snd_sof_pdata *pdata = sdev->pdata;
225 int ret;
226
227 hdev = sdev->pdata->hw_pdata;
228
229 if (!hdev->sdw)
230 return 0;
231
232 if (pdata->machine && !pdata->machine->mach_params.link_mask)
233 return 0;
234
235 ret = hda_sdw_check_lcount(sdev);
236 if (ret < 0)
237 return ret;
238
239 return sdw_intel_startup(hdev->sdw);
240 }
241 EXPORT_SYMBOL_NS(hda_sdw_startup, SND_SOC_SOF_INTEL_HDA_GENERIC);
242
243 static int hda_sdw_exit(struct snd_sof_dev *sdev)
244 {
245 struct sof_intel_hda_dev *hdev;
246
247 hdev = sdev->pdata->hw_pdata;
248
249 if (hdev->sdw)
250 sdw_intel_exit(hdev->sdw);
251 hdev->sdw = NULL;
252
253 hda_sdw_int_enable(sdev, false);
254
255 return 0;
256 }
257
258 bool hda_common_check_sdw_irq(struct snd_sof_dev *sdev)
259 {
260 struct sof_intel_hda_dev *hdev;
261 bool ret = false;
262 u32 irq_status;
263
264 hdev = sdev->pdata->hw_pdata;
265
266 if (!hdev->sdw)
267 return ret;
268
269 /* store status */
270 irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS2);
271
272 /* invalid message ? */
273 if (irq_status == 0xffffffff)
274 goto out;
275
276 /* SDW message ? */
277 if (irq_status & HDA_DSP_REG_ADSPIS2_SNDW)
278 ret = true;
279
280 out:
281 return ret;
282 }
283 EXPORT_SYMBOL_NS(hda_common_check_sdw_irq, SND_SOC_SOF_INTEL_HDA_GENERIC);
284
285 static bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
286 {
287 u32 interface_mask = hda_get_interface_mask(sdev);
288 const struct sof_intel_dsp_desc *chip;
289
290 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
291 return false;
292
293 chip = get_chip_info(sdev->pdata);
294 if (chip && chip->check_sdw_irq)
295 return chip->check_sdw_irq(sdev);
296
297 return false;
298 }
299
300 static irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
301 {
302 return sdw_intel_thread(irq, context);
303 }
304
305 bool hda_sdw_check_wakeen_irq_common(struct snd_sof_dev *sdev)
306 {
307 struct sof_intel_hda_dev *hdev;
308
309 hdev = sdev->pdata->hw_pdata;
310 if (hdev->sdw &&
311 snd_sof_dsp_read(sdev, HDA_DSP_BAR,
312 hdev->desc->sdw_shim_base + SDW_SHIM_WAKESTS))
313 return true;
314
315 return false;
316 }
317 EXPORT_SYMBOL_NS(hda_sdw_check_wakeen_irq_common, SND_SOC_SOF_INTEL_HDA_GENERIC);
318
319 static bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
320 {
321 u32 interface_mask = hda_get_interface_mask(sdev);
322 const struct sof_intel_dsp_desc *chip;
323
324 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
325 return false;
326
327 chip = get_chip_info(sdev->pdata);
328 if (chip && chip->check_sdw_wakeen_irq)
329 return chip->check_sdw_wakeen_irq(sdev);
330
331 return false;
332 }
333
334 void hda_sdw_process_wakeen_common(struct snd_sof_dev *sdev)
335 {
336 u32 interface_mask = hda_get_interface_mask(sdev);
337 struct sof_intel_hda_dev *hdev;
338
339 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
340 return;
341
342 hdev = sdev->pdata->hw_pdata;
343 if (!hdev->sdw)
344 return;
345
346 sdw_intel_process_wakeen_event(hdev->sdw);
347 }
348 EXPORT_SYMBOL_NS(hda_sdw_process_wakeen_common, SND_SOC_SOF_INTEL_HDA_GENERIC);
349
350 #else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
351 static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
352 {
353 return 0;
354 }
355
356 static inline int hda_sdw_probe(struct snd_sof_dev *sdev)
357 {
358 return 0;
359 }
360
361 static inline int hda_sdw_exit(struct snd_sof_dev *sdev)
362 {
363 return 0;
364 }
365
366 static inline bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
367 {
368 return false;
369 }
370
371 static inline irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
372 {
373 return IRQ_HANDLED;
374 }
375
376 static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
377 {
378 return false;
379 }
380
381 #endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
382
383 /* pre fw run operations */
384 int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev)
385 {
386 /* disable clock gating and power gating */
387 return hda_dsp_ctrl_clock_power_gating(sdev, false);
388 }
389
390 /* post fw run operations */
391 int hda_dsp_post_fw_run(struct snd_sof_dev *sdev)
392 {
393 int ret;
394
395 if (sdev->first_boot) {
396 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
397
398 ret = hda_sdw_startup(sdev);
399 if (ret < 0) {
400 dev_err(sdev->dev,
401 "error: could not startup SoundWire links\n");
402 return ret;
403 }
404
405 /* Check if IMR boot is usable */
406 if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) &&
407 (sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT ||
408 sdev->pdata->ipc_type == SOF_IPC_TYPE_4)) {
409 hdev->imrboot_supported = true;
410 debugfs_create_bool("skip_imr_boot",
411 0644, sdev->debugfs_root,
412 &hdev->skip_imr_boot);
413 }
414 }
415
416 hda_sdw_int_enable(sdev, true);
417
418 /* re-enable clock gating and power gating */
419 return hda_dsp_ctrl_clock_power_gating(sdev, true);
420 }
421 EXPORT_SYMBOL_NS(hda_dsp_post_fw_run, SND_SOC_SOF_INTEL_HDA_GENERIC);
422
423 /*
424 * Debug
425 */
426
427 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG)
428 static bool hda_use_msi = true;
429 module_param_named(use_msi, hda_use_msi, bool, 0444);
430 MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode");
431 #else
432 #define hda_use_msi (1)
433 #endif
434
435 static char *hda_model;
436 module_param(hda_model, charp, 0444);
437 MODULE_PARM_DESC(hda_model, "Use the given HDA board model.");
438
439 static int dmic_num_override = -1;
440 module_param_named(dmic_num, dmic_num_override, int, 0444);
441 MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number");
442
443 static int mclk_id_override = -1;
444 module_param_named(mclk_id, mclk_id_override, int, 0444);
445 MODULE_PARM_DESC(mclk_id, "SOF SSP mclk_id");
446
447 static int hda_init(struct snd_sof_dev *sdev)
448 {
449 struct hda_bus *hbus;
450 struct hdac_bus *bus;
451 struct pci_dev *pci = to_pci_dev(sdev->dev);
452 int ret;
453
454 hbus = sof_to_hbus(sdev);
455 bus = sof_to_bus(sdev);
456
457 /* HDA bus init */
458 sof_hda_bus_init(sdev, &pci->dev);
459
460 if (sof_hda_position_quirk == SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS)
461 bus->use_posbuf = 0;
462 else
463 bus->use_posbuf = 1;
464 bus->bdl_pos_adj = 0;
465 bus->sync_write = 1;
466
467 mutex_init(&hbus->prepare_mutex);
468 hbus->pci = pci;
469 hbus->mixer_assigned = -1;
470 hbus->modelname = hda_model;
471
472 /* initialise hdac bus */
473 bus->addr = pci_resource_start(pci, 0);
474 bus->remap_addr = pci_ioremap_bar(pci, 0);
475 if (!bus->remap_addr) {
476 dev_err(bus->dev, "error: ioremap error\n");
477 return -ENXIO;
478 }
479
480 /* HDA base */
481 sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr;
482
483 /* init i915 and HDMI codecs */
484 ret = hda_codec_i915_init(sdev);
485 if (ret < 0 && ret != -ENODEV) {
486 dev_err_probe(sdev->dev, ret, "init of i915 and HDMI codec failed\n");
487 goto out;
488 }
489
490 /* get controller capabilities */
491 ret = hda_dsp_ctrl_get_caps(sdev);
492 if (ret < 0) {
493 dev_err(sdev->dev, "error: get caps error\n");
494 hda_codec_i915_exit(sdev);
495 }
496
497 out:
498 if (ret < 0)
499 iounmap(sof_to_bus(sdev)->remap_addr);
500
501 return ret;
502 }
503
504 static int check_dmic_num(struct snd_sof_dev *sdev)
505 {
506 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
507 struct nhlt_acpi_table *nhlt;
508 int dmic_num = 0;
509
510 nhlt = hdev->nhlt;
511 if (nhlt)
512 dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt);
513
514 /* allow for module parameter override */
515 if (dmic_num_override != -1) {
516 dev_dbg(sdev->dev,
517 "overriding DMICs detected in NHLT tables %d by kernel param %d\n",
518 dmic_num, dmic_num_override);
519 dmic_num = dmic_num_override;
520 }
521
522 if (dmic_num < 0 || dmic_num > 4) {
523 dev_dbg(sdev->dev, "invalid dmic_number %d\n", dmic_num);
524 dmic_num = 0;
525 }
526
527 return dmic_num;
528 }
529
530 static int check_nhlt_ssp_mask(struct snd_sof_dev *sdev)
531 {
532 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
533 struct nhlt_acpi_table *nhlt;
534 int ssp_mask = 0;
535
536 nhlt = hdev->nhlt;
537 if (!nhlt)
538 return ssp_mask;
539
540 if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP)) {
541 ssp_mask = intel_nhlt_ssp_endpoint_mask(nhlt, NHLT_DEVICE_I2S);
542 if (ssp_mask)
543 dev_info(sdev->dev, "NHLT_DEVICE_I2S detected, ssp_mask %#x\n", ssp_mask);
544 }
545
546 return ssp_mask;
547 }
548
549 static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num)
550 {
551 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
552 struct nhlt_acpi_table *nhlt;
553
554 nhlt = hdev->nhlt;
555 if (!nhlt)
556 return 0;
557
558 return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num);
559 }
560
561 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) || IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
562
563 static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
564 const char *sof_tplg_filename,
565 const char *idisp_str,
566 const char *dmic_str)
567 {
568 const char *tplg_filename = NULL;
569 char *filename, *tmp;
570 const char *split_ext;
571
572 filename = kstrdup(sof_tplg_filename, GFP_KERNEL);
573 if (!filename)
574 return NULL;
575
576 /* this assumes a .tplg extension */
577 tmp = filename;
578 split_ext = strsep(&tmp, ".");
579 if (split_ext)
580 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
581 "%s%s%s.tplg",
582 split_ext, idisp_str, dmic_str);
583 kfree(filename);
584
585 return tplg_filename;
586 }
587
588 static int dmic_detect_topology_fixup(struct snd_sof_dev *sdev,
589 const char **tplg_filename,
590 const char *idisp_str,
591 int *dmic_found,
592 bool tplg_fixup)
593 {
594 const char *dmic_str;
595 int dmic_num;
596
597 /* first check for DMICs (using NHLT or module parameter) */
598 dmic_num = check_dmic_num(sdev);
599
600 switch (dmic_num) {
601 case 1:
602 dmic_str = "-1ch";
603 break;
604 case 2:
605 dmic_str = "-2ch";
606 break;
607 case 3:
608 dmic_str = "-3ch";
609 break;
610 case 4:
611 dmic_str = "-4ch";
612 break;
613 default:
614 dmic_num = 0;
615 dmic_str = "";
616 break;
617 }
618
619 if (tplg_fixup) {
620 const char *default_tplg_filename = *tplg_filename;
621 const char *fixed_tplg_filename;
622
623 fixed_tplg_filename = fixup_tplg_name(sdev, default_tplg_filename,
624 idisp_str, dmic_str);
625 if (!fixed_tplg_filename)
626 return -ENOMEM;
627 *tplg_filename = fixed_tplg_filename;
628 }
629
630 dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num);
631 *dmic_found = dmic_num;
632
633 return 0;
634 }
635 #endif
636
637 static int hda_init_caps(struct snd_sof_dev *sdev)
638 {
639 u32 interface_mask = hda_get_interface_mask(sdev);
640 struct hdac_bus *bus = sof_to_bus(sdev);
641 struct snd_sof_pdata *pdata = sdev->pdata;
642 struct sof_intel_hda_dev *hdev = pdata->hw_pdata;
643 u32 link_mask;
644 int ret = 0;
645
646 /* check if dsp is there */
647 if (bus->ppcap)
648 dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n");
649
650 /* Init HDA controller after i915 init */
651 ret = hda_dsp_ctrl_init_chip(sdev);
652 if (ret < 0) {
653 dev_err(bus->dev, "error: init chip failed with ret: %d\n",
654 ret);
655 return ret;
656 }
657
658 hda_bus_ml_init(bus);
659
660 /* Skip SoundWire if it is not supported */
661 if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
662 goto skip_soundwire;
663
664 /* scan SoundWire capabilities exposed by DSDT */
665 ret = hda_sdw_acpi_scan(sdev);
666 if (ret < 0) {
667 dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n");
668 goto skip_soundwire;
669 }
670
671 link_mask = hdev->info.link_mask;
672 if (!link_mask) {
673 dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n");
674 goto skip_soundwire;
675 }
676
677 /*
678 * probe/allocate SoundWire resources.
679 * The hardware configuration takes place in hda_sdw_startup
680 * after power rails are enabled.
681 * It's entirely possible to have a mix of I2S/DMIC/SoundWire
682 * devices, so we allocate the resources in all cases.
683 */
684 ret = hda_sdw_probe(sdev);
685 if (ret < 0) {
686 dev_err(sdev->dev, "error: SoundWire probe error\n");
687 return ret;
688 }
689
690 skip_soundwire:
691
692 /* create codec instances */
693 hda_codec_probe_bus(sdev);
694
695 if (!HDA_IDISP_CODEC(bus->codec_mask))
696 hda_codec_i915_display_power(sdev, false);
697
698 hda_bus_ml_put_all(bus);
699
700 return 0;
701 }
702
703 static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context)
704 {
705 struct snd_sof_dev *sdev = context;
706
707 /*
708 * Get global interrupt status. It includes all hardware interrupt
709 * sources in the Intel HD Audio controller.
710 */
711 if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) &
712 SOF_HDA_INTSTS_GIS) {
713
714 /* disable GIE interrupt */
715 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
716 SOF_HDA_INTCTL,
717 SOF_HDA_INT_GLOBAL_EN,
718 0);
719
720 return IRQ_WAKE_THREAD;
721 }
722
723 return IRQ_NONE;
724 }
725
726 static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context)
727 {
728 struct snd_sof_dev *sdev = context;
729 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
730
731 /* deal with streams and controller first */
732 if (hda_dsp_check_stream_irq(sdev)) {
733 trace_sof_intel_hda_irq(sdev, "stream");
734 hda_dsp_stream_threaded_handler(irq, sdev);
735 }
736
737 if (hda_check_ipc_irq(sdev)) {
738 trace_sof_intel_hda_irq(sdev, "ipc");
739 sof_ops(sdev)->irq_thread(irq, sdev);
740 }
741
742 if (hda_dsp_check_sdw_irq(sdev)) {
743 trace_sof_intel_hda_irq(sdev, "sdw");
744 hda_dsp_sdw_thread(irq, hdev->sdw);
745 }
746
747 if (hda_sdw_check_wakeen_irq(sdev)) {
748 trace_sof_intel_hda_irq(sdev, "wakeen");
749 hda_sdw_process_wakeen(sdev);
750 }
751
752 hda_codec_check_for_state_change(sdev);
753
754 /* enable GIE interrupt */
755 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
756 SOF_HDA_INTCTL,
757 SOF_HDA_INT_GLOBAL_EN,
758 SOF_HDA_INT_GLOBAL_EN);
759
760 return IRQ_HANDLED;
761 }
762
763 int hda_dsp_probe_early(struct snd_sof_dev *sdev)
764 {
765 struct pci_dev *pci = to_pci_dev(sdev->dev);
766 struct sof_intel_hda_dev *hdev;
767 const struct sof_intel_dsp_desc *chip;
768 int ret = 0;
769
770 if (!sdev->dspless_mode_selected) {
771 /*
772 * detect DSP by checking class/subclass/prog-id information
773 * class=04 subclass 03 prog-if 00: no DSP, legacy driver is required
774 * class=04 subclass 01 prog-if 00: DSP is present
775 * (and may be required e.g. for DMIC or SSP support)
776 * class=04 subclass 03 prog-if 80: either of DSP or legacy mode works
777 */
778 if (pci->class == 0x040300) {
779 dev_err(sdev->dev, "the DSP is not enabled on this platform, aborting probe\n");
780 return -ENODEV;
781 } else if (pci->class != 0x040100 && pci->class != 0x040380) {
782 dev_err(sdev->dev, "unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n",
783 pci->class);
784 return -ENODEV;
785 }
786 dev_info_once(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n",
787 pci->class);
788 }
789
790 chip = get_chip_info(sdev->pdata);
791 if (!chip) {
792 dev_err(sdev->dev, "error: no such device supported, chip id:%x\n",
793 pci->device);
794 ret = -EIO;
795 goto err;
796 }
797
798 sdev->num_cores = chip->cores_num;
799
800 hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL);
801 if (!hdev)
802 return -ENOMEM;
803 sdev->pdata->hw_pdata = hdev;
804 hdev->desc = chip;
805 ret = hda_init(sdev);
806
807 err:
808 return ret;
809 }
810 EXPORT_SYMBOL_NS(hda_dsp_probe_early, SND_SOC_SOF_INTEL_HDA_GENERIC);
811
812 int hda_dsp_probe(struct snd_sof_dev *sdev)
813 {
814 struct pci_dev *pci = to_pci_dev(sdev->dev);
815 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
816 const struct sof_intel_dsp_desc *chip;
817 int ret = 0;
818
819 hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec",
820 PLATFORM_DEVID_NONE,
821 NULL, 0);
822 if (IS_ERR(hdev->dmic_dev)) {
823 dev_err(sdev->dev, "error: failed to create DMIC device\n");
824 return PTR_ERR(hdev->dmic_dev);
825 }
826
827 /*
828 * use position update IPC if either it is forced
829 * or we don't have other choice
830 */
831 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION)
832 hdev->no_ipc_position = 0;
833 #else
834 hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0;
835 #endif
836
837 if (sdev->dspless_mode_selected)
838 hdev->no_ipc_position = 1;
839
840 if (sdev->dspless_mode_selected)
841 goto skip_dsp_setup;
842
843 /* DSP base */
844 sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR);
845 if (!sdev->bar[HDA_DSP_BAR]) {
846 dev_err(sdev->dev, "error: ioremap error\n");
847 ret = -ENXIO;
848 goto hdac_bus_unmap;
849 }
850
851 sdev->mmio_bar = HDA_DSP_BAR;
852 sdev->mailbox_bar = HDA_DSP_BAR;
853 skip_dsp_setup:
854
855 /* allow 64bit DMA address if supported by H/W */
856 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) {
857 dev_dbg(sdev->dev, "DMA mask is 32 bit\n");
858 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));
859 }
860 dma_set_max_seg_size(&pci->dev, UINT_MAX);
861
862 /* init streams */
863 ret = hda_dsp_stream_init(sdev);
864 if (ret < 0) {
865 dev_err(sdev->dev, "error: failed to init streams\n");
866 /*
867 * not all errors are due to memory issues, but trying
868 * to free everything does not harm
869 */
870 goto free_streams;
871 }
872
873 /*
874 * register our IRQ
875 * let's try to enable msi firstly
876 * if it fails, use legacy interrupt mode
877 * TODO: support msi multiple vectors
878 */
879 if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) {
880 dev_info(sdev->dev, "use msi interrupt mode\n");
881 sdev->ipc_irq = pci_irq_vector(pci, 0);
882 /* initialised to "false" by kzalloc() */
883 sdev->msi_enabled = true;
884 }
885
886 if (!sdev->msi_enabled) {
887 dev_info(sdev->dev, "use legacy interrupt mode\n");
888 /*
889 * in IO-APIC mode, hda->irq and ipc_irq are using the same
890 * irq number of pci->irq
891 */
892 sdev->ipc_irq = pci->irq;
893 }
894
895 dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq);
896 ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler,
897 hda_dsp_interrupt_thread,
898 IRQF_SHARED, "AudioDSP", sdev);
899 if (ret < 0) {
900 dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n",
901 sdev->ipc_irq);
902 goto free_irq_vector;
903 }
904
905 pci_set_master(pci);
906 synchronize_irq(pci->irq);
907
908 /*
909 * clear TCSEL to clear playback on some HD Audio
910 * codecs. PCI TCSEL is defined in the Intel manuals.
911 */
912 snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0);
913
914 /* init HDA capabilities */
915 ret = hda_init_caps(sdev);
916 if (ret < 0)
917 goto free_ipc_irq;
918
919 if (!sdev->dspless_mode_selected) {
920 /* enable ppcap interrupt */
921 hda_dsp_ctrl_ppcap_enable(sdev, true);
922 hda_dsp_ctrl_ppcap_int_enable(sdev, true);
923
924 /* set default mailbox offset for FW ready message */
925 sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET;
926
927 INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work);
928 }
929
930 chip = get_chip_info(sdev->pdata);
931 if (chip && chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
932 ret = hda_sdw_startup(sdev);
933 if (ret < 0) {
934 dev_err(sdev->dev, "could not startup SoundWire links\n");
935 goto disable_pp_cap;
936 }
937
938 hda_sdw_int_enable(sdev, true);
939 }
940
941 init_waitqueue_head(&hdev->waitq);
942
943 hdev->nhlt = intel_nhlt_init(sdev->dev);
944
945 return 0;
946
947 disable_pp_cap:
948 if (!sdev->dspless_mode_selected) {
949 hda_dsp_ctrl_ppcap_int_enable(sdev, false);
950 hda_dsp_ctrl_ppcap_enable(sdev, false);
951 }
952 free_ipc_irq:
953 free_irq(sdev->ipc_irq, sdev);
954 free_irq_vector:
955 if (sdev->msi_enabled)
956 pci_free_irq_vectors(pci);
957 free_streams:
958 hda_dsp_stream_free(sdev);
959 /* dsp_unmap: not currently used */
960 if (!sdev->dspless_mode_selected)
961 iounmap(sdev->bar[HDA_DSP_BAR]);
962 hdac_bus_unmap:
963 platform_device_unregister(hdev->dmic_dev);
964
965 return ret;
966 }
967 EXPORT_SYMBOL_NS(hda_dsp_probe, SND_SOC_SOF_INTEL_HDA_GENERIC);
968
969 void hda_dsp_remove(struct snd_sof_dev *sdev)
970 {
971 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
972 const struct sof_intel_dsp_desc *chip = hda->desc;
973 struct pci_dev *pci = to_pci_dev(sdev->dev);
974 struct nhlt_acpi_table *nhlt = hda->nhlt;
975
976 if (nhlt)
977 intel_nhlt_free(nhlt);
978
979 if (!sdev->dspless_mode_selected)
980 /* cancel any attempt for DSP D0I3 */
981 cancel_delayed_work_sync(&hda->d0i3_work);
982
983 hda_codec_device_remove(sdev);
984
985 hda_sdw_exit(sdev);
986
987 if (!IS_ERR_OR_NULL(hda->dmic_dev))
988 platform_device_unregister(hda->dmic_dev);
989
990 if (!sdev->dspless_mode_selected) {
991 /* disable DSP IRQ */
992 hda_dsp_ctrl_ppcap_int_enable(sdev, false);
993 }
994
995 /* disable CIE and GIE interrupts */
996 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
997 SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0);
998
999 if (sdev->dspless_mode_selected)
1000 goto skip_disable_dsp;
1001
1002 /* no need to check for error as the DSP will be disabled anyway */
1003 if (chip && chip->power_down_dsp)
1004 chip->power_down_dsp(sdev);
1005
1006 /* disable DSP */
1007 hda_dsp_ctrl_ppcap_enable(sdev, false);
1008
1009 skip_disable_dsp:
1010 free_irq(sdev->ipc_irq, sdev);
1011 if (sdev->msi_enabled)
1012 pci_free_irq_vectors(pci);
1013
1014 hda_dsp_stream_free(sdev);
1015
1016 hda_bus_ml_free(sof_to_bus(sdev));
1017
1018 if (!sdev->dspless_mode_selected)
1019 iounmap(sdev->bar[HDA_DSP_BAR]);
1020 }
1021 EXPORT_SYMBOL_NS(hda_dsp_remove, SND_SOC_SOF_INTEL_HDA_GENERIC);
1022
1023 void hda_dsp_remove_late(struct snd_sof_dev *sdev)
1024 {
1025 iounmap(sof_to_bus(sdev)->remap_addr);
1026 sof_hda_bus_exit(sdev);
1027 hda_codec_i915_exit(sdev);
1028 }
1029
1030 int hda_power_down_dsp(struct snd_sof_dev *sdev)
1031 {
1032 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
1033 const struct sof_intel_dsp_desc *chip = hda->desc;
1034
1035 return hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask);
1036 }
1037 EXPORT_SYMBOL_NS(hda_power_down_dsp, SND_SOC_SOF_INTEL_HDA_GENERIC);
1038
1039 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
1040 static void hda_generic_machine_select(struct snd_sof_dev *sdev,
1041 struct snd_soc_acpi_mach **mach)
1042 {
1043 struct hdac_bus *bus = sof_to_bus(sdev);
1044 struct snd_soc_acpi_mach_params *mach_params;
1045 struct snd_soc_acpi_mach *hda_mach;
1046 struct snd_sof_pdata *pdata = sdev->pdata;
1047 const char *tplg_filename;
1048 const char *idisp_str;
1049 int dmic_num = 0;
1050 int codec_num = 0;
1051 int ret;
1052 int i;
1053
1054 /* codec detection */
1055 if (!bus->codec_mask) {
1056 dev_info(bus->dev, "no hda codecs found!\n");
1057 } else {
1058 dev_info(bus->dev, "hda codecs found, mask %lx\n",
1059 bus->codec_mask);
1060
1061 for (i = 0; i < HDA_MAX_CODECS; i++) {
1062 if (bus->codec_mask & (1 << i))
1063 codec_num++;
1064 }
1065
1066 /*
1067 * If no machine driver is found, then:
1068 *
1069 * generic hda machine driver can handle:
1070 * - one HDMI codec, and/or
1071 * - one external HDAudio codec
1072 */
1073 if (!*mach && codec_num <= 2) {
1074 bool tplg_fixup;
1075
1076 hda_mach = snd_soc_acpi_intel_hda_machines;
1077
1078 dev_info(bus->dev, "using HDA machine driver %s now\n",
1079 hda_mach->drv_name);
1080
1081 if (codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask))
1082 idisp_str = "-idisp";
1083 else
1084 idisp_str = "";
1085
1086 /* topology: use the info from hda_machines */
1087 if (pdata->tplg_filename) {
1088 tplg_fixup = false;
1089 tplg_filename = pdata->tplg_filename;
1090 } else {
1091 tplg_fixup = true;
1092 tplg_filename = hda_mach->sof_tplg_filename;
1093 }
1094 ret = dmic_detect_topology_fixup(sdev, &tplg_filename, idisp_str, &dmic_num,
1095 tplg_fixup);
1096 if (ret < 0)
1097 return;
1098
1099 hda_mach->mach_params.dmic_num = dmic_num;
1100 pdata->tplg_filename = tplg_filename;
1101
1102 if (codec_num == 2 ||
1103 (codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) {
1104 /*
1105 * Prevent SoundWire links from starting when an external
1106 * HDaudio codec is used
1107 */
1108 hda_mach->mach_params.link_mask = 0;
1109 } else {
1110 /*
1111 * Allow SoundWire links to start when no external HDaudio codec
1112 * was detected. This will not create a SoundWire card but
1113 * will help detect if any SoundWire codec reports as ATTACHED.
1114 */
1115 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
1116
1117 hda_mach->mach_params.link_mask = hdev->info.link_mask;
1118 }
1119
1120 *mach = hda_mach;
1121 }
1122 }
1123
1124 /* used by hda machine driver to create dai links */
1125 if (*mach) {
1126 mach_params = &(*mach)->mach_params;
1127 mach_params->codec_mask = bus->codec_mask;
1128 mach_params->common_hdmi_codec_drv = true;
1129 }
1130 }
1131 #else
1132 static void hda_generic_machine_select(struct snd_sof_dev *sdev,
1133 struct snd_soc_acpi_mach **mach)
1134 {
1135 }
1136 #endif
1137
1138 #if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
1139
1140 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
1141 {
1142 struct snd_sof_pdata *pdata = sdev->pdata;
1143 const struct snd_soc_acpi_link_adr *link;
1144 struct sdw_extended_slave_id *ids;
1145 struct snd_soc_acpi_mach *mach;
1146 struct sof_intel_hda_dev *hdev;
1147 u32 link_mask;
1148 int i;
1149
1150 hdev = pdata->hw_pdata;
1151 link_mask = hdev->info.link_mask;
1152
1153 if (!link_mask) {
1154 dev_info(sdev->dev, "SoundWire links not enabled\n");
1155 return NULL;
1156 }
1157
1158 if (!hdev->sdw) {
1159 dev_dbg(sdev->dev, "SoundWire context not allocated\n");
1160 return NULL;
1161 }
1162
1163 if (!hdev->sdw->num_slaves) {
1164 dev_warn(sdev->dev, "No SoundWire peripheral detected in ACPI tables\n");
1165 return NULL;
1166 }
1167
1168 /*
1169 * Select SoundWire machine driver if needed using the
1170 * alternate tables. This case deals with SoundWire-only
1171 * machines, for mixed cases with I2C/I2S the detection relies
1172 * on the HID list.
1173 */
1174 for (mach = pdata->desc->alt_machines;
1175 mach && mach->link_mask; mach++) {
1176 /*
1177 * On some platforms such as Up Extreme all links
1178 * are enabled but only one link can be used by
1179 * external codec. Instead of exact match of two masks,
1180 * first check whether link_mask of mach is subset of
1181 * link_mask supported by hw and then go on searching
1182 * link_adr
1183 */
1184 if (~link_mask & mach->link_mask)
1185 continue;
1186
1187 /* No need to match adr if there is no links defined */
1188 if (!mach->links)
1189 break;
1190
1191 link = mach->links;
1192 for (i = 0; i < hdev->info.count && link->num_adr;
1193 i++, link++) {
1194 /*
1195 * Try next machine if any expected Slaves
1196 * are not found on this link.
1197 */
1198 if (!snd_soc_acpi_sdw_link_slaves_found(sdev->dev, link,
1199 hdev->sdw->ids,
1200 hdev->sdw->num_slaves))
1201 break;
1202 }
1203 /* Found if all Slaves are checked */
1204 if (i == hdev->info.count || !link->num_adr)
1205 break;
1206 }
1207 if (mach && mach->link_mask) {
1208 int dmic_num = 0;
1209 bool tplg_fixup;
1210 const char *tplg_filename;
1211
1212 mach->mach_params.links = mach->links;
1213 mach->mach_params.link_mask = mach->link_mask;
1214 mach->mach_params.platform = dev_name(sdev->dev);
1215
1216 if (pdata->tplg_filename) {
1217 tplg_fixup = false;
1218 } else {
1219 tplg_fixup = true;
1220 tplg_filename = mach->sof_tplg_filename;
1221 }
1222
1223 /*
1224 * DMICs use up to 4 pins and are typically pin-muxed with SoundWire
1225 * link 2 and 3, or link 1 and 2, thus we only try to enable dmics
1226 * if all conditions are true:
1227 * a) 2 or fewer links are used by SoundWire
1228 * b) the NHLT table reports the presence of microphones
1229 */
1230 if (hweight_long(mach->link_mask) <= 2) {
1231 int ret;
1232
1233 ret = dmic_detect_topology_fixup(sdev, &tplg_filename, "",
1234 &dmic_num, tplg_fixup);
1235 if (ret < 0)
1236 return NULL;
1237 }
1238 if (tplg_fixup)
1239 pdata->tplg_filename = tplg_filename;
1240 mach->mach_params.dmic_num = dmic_num;
1241
1242 dev_dbg(sdev->dev,
1243 "SoundWire machine driver %s topology %s\n",
1244 mach->drv_name,
1245 pdata->tplg_filename);
1246
1247 return mach;
1248 }
1249
1250 dev_info(sdev->dev, "No SoundWire machine driver found for the ACPI-reported configuration:\n");
1251 ids = hdev->sdw->ids;
1252 for (i = 0; i < hdev->sdw->num_slaves; i++)
1253 dev_info(sdev->dev, "link %d mfg_id 0x%04x part_id 0x%04x version %#x\n",
1254 ids[i].link_id, ids[i].id.mfg_id, ids[i].id.part_id, ids[i].id.sdw_version);
1255
1256 return NULL;
1257 }
1258 #else
1259 static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
1260 {
1261 return NULL;
1262 }
1263 #endif
1264
1265 void hda_set_mach_params(struct snd_soc_acpi_mach *mach,
1266 struct snd_sof_dev *sdev)
1267 {
1268 struct snd_sof_pdata *pdata = sdev->pdata;
1269 const struct sof_dev_desc *desc = pdata->desc;
1270 struct snd_soc_acpi_mach_params *mach_params;
1271
1272 mach_params = &mach->mach_params;
1273 mach_params->platform = dev_name(sdev->dev);
1274 if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
1275 sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
1276 mach_params->num_dai_drivers = SOF_SKL_NUM_DAIS_NOCODEC;
1277 else
1278 mach_params->num_dai_drivers = desc->ops->num_drv;
1279 mach_params->dai_drivers = desc->ops->drv;
1280 }
1281
1282 static int check_tplg_quirk_mask(struct snd_soc_acpi_mach *mach)
1283 {
1284 u32 dmic_ssp_quirk;
1285 u32 codec_amp_name_quirk;
1286
1287 /*
1288 * In current implementation dmic and ssp quirks are designed for es8336
1289 * machine driver and could not be mixed with codec name and amp name
1290 * quirks.
1291 */
1292 dmic_ssp_quirk = mach->tplg_quirk_mask &
1293 (SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER | SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER);
1294 codec_amp_name_quirk = mach->tplg_quirk_mask &
1295 (SND_SOC_ACPI_TPLG_INTEL_AMP_NAME | SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME);
1296
1297 if (dmic_ssp_quirk && codec_amp_name_quirk)
1298 return -EINVAL;
1299
1300 return 0;
1301 }
1302
1303 struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
1304 {
1305 u32 interface_mask = hda_get_interface_mask(sdev);
1306 struct snd_sof_pdata *sof_pdata = sdev->pdata;
1307 const struct sof_dev_desc *desc = sof_pdata->desc;
1308 struct hdac_bus *bus = sof_to_bus(sdev);
1309 struct snd_soc_acpi_mach *mach = NULL;
1310 enum snd_soc_acpi_intel_codec codec_type, amp_type;
1311 const char *tplg_filename;
1312 const char *tplg_suffix;
1313 bool amp_name_valid;
1314
1315 /* Try I2S or DMIC if it is supported */
1316 if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC)))
1317 mach = snd_soc_acpi_find_machine(desc->machines);
1318
1319 if (mach) {
1320 bool add_extension = false;
1321 bool tplg_fixup = false;
1322
1323 /*
1324 * If tplg file name is overridden, use it instead of
1325 * the one set in mach table
1326 */
1327 if (!sof_pdata->tplg_filename) {
1328 sof_pdata->tplg_filename = mach->sof_tplg_filename;
1329 tplg_fixup = true;
1330 }
1331
1332 /*
1333 * Checking quirk mask integrity; some quirk flags could not be
1334 * set concurrently.
1335 */
1336 if (tplg_fixup &&
1337 check_tplg_quirk_mask(mach)) {
1338 dev_err(sdev->dev, "Invalid tplg quirk mask 0x%x\n",
1339 mach->tplg_quirk_mask);
1340 return NULL;
1341 }
1342
1343 /* report to machine driver if any DMICs are found */
1344 mach->mach_params.dmic_num = check_dmic_num(sdev);
1345
1346 if (tplg_fixup &&
1347 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER &&
1348 mach->mach_params.dmic_num) {
1349 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
1350 "%s%s%d%s",
1351 sof_pdata->tplg_filename,
1352 "-dmic",
1353 mach->mach_params.dmic_num,
1354 "ch");
1355 if (!tplg_filename)
1356 return NULL;
1357
1358 sof_pdata->tplg_filename = tplg_filename;
1359 add_extension = true;
1360 }
1361
1362 if (mach->link_mask) {
1363 mach->mach_params.links = mach->links;
1364 mach->mach_params.link_mask = mach->link_mask;
1365 }
1366
1367 /* report SSP link mask to machine driver */
1368 mach->mach_params.i2s_link_mask = check_nhlt_ssp_mask(sdev);
1369
1370 if (tplg_fixup &&
1371 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER &&
1372 mach->mach_params.i2s_link_mask) {
1373 const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata);
1374 int ssp_num;
1375 int mclk_mask;
1376
1377 if (hweight_long(mach->mach_params.i2s_link_mask) > 1 &&
1378 !(mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_MSB))
1379 dev_warn(sdev->dev, "More than one SSP exposed by NHLT, choosing MSB\n");
1380
1381 /* fls returns 1-based results, SSPs indices are 0-based */
1382 ssp_num = fls(mach->mach_params.i2s_link_mask) - 1;
1383
1384 if (ssp_num >= chip->ssp_count) {
1385 dev_err(sdev->dev, "Invalid SSP %d, max on this platform is %d\n",
1386 ssp_num, chip->ssp_count);
1387 return NULL;
1388 }
1389
1390 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
1391 "%s%s%d",
1392 sof_pdata->tplg_filename,
1393 "-ssp",
1394 ssp_num);
1395 if (!tplg_filename)
1396 return NULL;
1397
1398 sof_pdata->tplg_filename = tplg_filename;
1399 add_extension = true;
1400
1401 mclk_mask = check_nhlt_ssp_mclk_mask(sdev, ssp_num);
1402
1403 if (mclk_mask < 0) {
1404 dev_err(sdev->dev, "Invalid MCLK configuration\n");
1405 return NULL;
1406 }
1407
1408 dev_dbg(sdev->dev, "MCLK mask %#x found in NHLT\n", mclk_mask);
1409
1410 if (mclk_mask) {
1411 dev_info(sdev->dev, "Overriding topology with MCLK mask %#x from NHLT\n", mclk_mask);
1412 sdev->mclk_id_override = true;
1413 sdev->mclk_id_quirk = (mclk_mask & BIT(0)) ? 0 : 1;
1414 }
1415 }
1416
1417 amp_type = snd_soc_acpi_intel_detect_amp_type(sdev->dev);
1418 codec_type = snd_soc_acpi_intel_detect_codec_type(sdev->dev);
1419 amp_name_valid = amp_type != CODEC_NONE && amp_type != codec_type;
1420
1421 if (tplg_fixup && amp_name_valid &&
1422 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_AMP_NAME) {
1423 tplg_suffix = snd_soc_acpi_intel_get_amp_tplg_suffix(amp_type);
1424 if (!tplg_suffix) {
1425 dev_err(sdev->dev, "no tplg suffix found, amp %d\n",
1426 amp_type);
1427 return NULL;
1428 }
1429
1430 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
1431 "%s-%s",
1432 sof_pdata->tplg_filename,
1433 tplg_suffix);
1434 if (!tplg_filename)
1435 return NULL;
1436
1437 sof_pdata->tplg_filename = tplg_filename;
1438 add_extension = true;
1439 }
1440
1441
1442 if (tplg_fixup &&
1443 mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME &&
1444 codec_type != CODEC_NONE) {
1445 tplg_suffix = snd_soc_acpi_intel_get_codec_tplg_suffix(codec_type);
1446 if (!tplg_suffix) {
1447 dev_err(sdev->dev, "no tplg suffix found, codec %d\n",
1448 codec_type);
1449 return NULL;
1450 }
1451
1452 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
1453 "%s-%s",
1454 sof_pdata->tplg_filename,
1455 tplg_suffix);
1456 if (!tplg_filename)
1457 return NULL;
1458
1459 sof_pdata->tplg_filename = tplg_filename;
1460 add_extension = true;
1461 }
1462
1463 if (tplg_fixup && add_extension) {
1464 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
1465 "%s%s",
1466 sof_pdata->tplg_filename,
1467 ".tplg");
1468 if (!tplg_filename)
1469 return NULL;
1470
1471 sof_pdata->tplg_filename = tplg_filename;
1472 }
1473
1474 /* check if mclk_id should be modified from topology defaults */
1475 if (mclk_id_override >= 0) {
1476 dev_info(sdev->dev, "Overriding topology with MCLK %d from kernel_parameter\n", mclk_id_override);
1477 sdev->mclk_id_override = true;
1478 sdev->mclk_id_quirk = mclk_id_override;
1479 }
1480 }
1481
1482 /*
1483 * If I2S fails and no external HDaudio codec is detected,
1484 * try SoundWire if it is supported
1485 */
1486 if (!mach && !HDA_EXT_CODEC(bus->codec_mask) &&
1487 (interface_mask & BIT(SOF_DAI_INTEL_ALH)))
1488 mach = hda_sdw_machine_select(sdev);
1489
1490 /*
1491 * Choose HDA generic machine driver if mach is NULL.
1492 * Otherwise, set certain mach params.
1493 */
1494 hda_generic_machine_select(sdev, &mach);
1495 if (!mach)
1496 dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
1497
1498 return mach;
1499 }
1500
1501 int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
1502 {
1503 int ret;
1504
1505 ret = snd_intel_dsp_driver_probe(pci);
1506 if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) {
1507 dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n");
1508 return -ENODEV;
1509 }
1510
1511 return sof_pci_probe(pci, pci_id);
1512 }
1513 EXPORT_SYMBOL_NS(hda_pci_intel_probe, SND_SOC_SOF_INTEL_HDA_GENERIC);
1514
1515 int hda_register_clients(struct snd_sof_dev *sdev)
1516 {
1517 return hda_probes_register(sdev);
1518 }
1519
1520 void hda_unregister_clients(struct snd_sof_dev *sdev)
1521 {
1522 hda_probes_unregister(sdev);
1523 }
1524
1525 MODULE_LICENSE("Dual BSD/GPL");
1526 MODULE_DESCRIPTION("SOF support for HDaudio platforms");
1527 MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);
1528 MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC);
1529 MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
1530 MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA);
1531 MODULE_IMPORT_NS(SND_INTEL_SOUNDWIRE_ACPI);
1532 MODULE_IMPORT_NS(SOUNDWIRE_INTEL_INIT);
1533 MODULE_IMPORT_NS(SOUNDWIRE_INTEL);
1534 MODULE_IMPORT_NS(SND_SOC_SOF_HDA_MLINK);
1535 MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_HDA_COMMON);
1536 MODULE_IMPORT_NS(SND_SOC_ACPI_INTEL_MATCH);
1537
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