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18#include <sound/hdaudio_ext.h>
19#include <sound/hda_register.h>
20
21#include <linux/acpi.h>
22#include <linux/module.h>
23#include <linux/soundwire/sdw.h>
24#include <linux/soundwire/sdw_intel.h>
25#include <sound/intel-dsp-config.h>
26#include <sound/intel-nhlt.h>
27#include <sound/sof.h>
28#include <sound/sof/xtensa.h>
29#include "../sof-audio.h"
30#include "../sof-pci-dev.h"
31#include "../ops.h"
32#include "hda.h"
33
34#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
35#include <sound/soc-acpi-intel-match.h>
36#endif
37
38
39#include "shim.h"
40
41#define EXCEPT_MAX_HDR_SIZE 0x400
42#define HDA_EXT_ROM_STATUS_SIZE 8
43
44#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
45
46
47
48
49
50
51
52static int sdw_clock_stop_quirks = SDW_INTEL_CLK_STOP_BUS_RESET;
53module_param(sdw_clock_stop_quirks, int, 0444);
54MODULE_PARM_DESC(sdw_clock_stop_quirks, "SOF SoundWire clock stop quirks");
55
56static int sdw_params_stream(struct device *dev,
57 struct sdw_intel_stream_params_data *params_data)
58{
59 struct snd_sof_dev *sdev = dev_get_drvdata(dev);
60 struct snd_soc_dai *d = params_data->dai;
61 struct sof_ipc_dai_config config;
62 struct sof_ipc_reply reply;
63 int link_id = params_data->link_id;
64 int alh_stream_id = params_data->alh_stream_id;
65 int ret;
66 u32 size = sizeof(config);
67
68 memset(&config, 0, size);
69 config.hdr.size = size;
70 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG;
71 config.type = SOF_DAI_INTEL_ALH;
72 config.dai_index = (link_id << 8) | (d->id);
73 config.alh.stream_id = alh_stream_id;
74
75
76 ret = sof_ipc_tx_message(sdev->ipc,
77 config.hdr.cmd, &config, size, &reply,
78 sizeof(reply));
79 if (ret < 0) {
80 dev_err(sdev->dev,
81 "error: failed to set DAI hw_params for link %d dai->id %d ALH %d\n",
82 link_id, d->id, alh_stream_id);
83 }
84
85 return ret;
86}
87
88static int sdw_free_stream(struct device *dev,
89 struct sdw_intel_stream_free_data *free_data)
90{
91 struct snd_sof_dev *sdev = dev_get_drvdata(dev);
92 struct snd_soc_dai *d = free_data->dai;
93 struct sof_ipc_dai_config config;
94 struct sof_ipc_reply reply;
95 int link_id = free_data->link_id;
96 int ret;
97 u32 size = sizeof(config);
98
99 memset(&config, 0, size);
100 config.hdr.size = size;
101 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG;
102 config.type = SOF_DAI_INTEL_ALH;
103 config.dai_index = (link_id << 8) | d->id;
104 config.alh.stream_id = 0xFFFF;
105
106
107 ret = sof_ipc_tx_message(sdev->ipc,
108 config.hdr.cmd, &config, size, &reply,
109 sizeof(reply));
110 if (ret < 0) {
111 dev_err(sdev->dev,
112 "error: failed to free stream for link %d dai->id %d\n",
113 link_id, d->id);
114 }
115
116 return ret;
117}
118
119static const struct sdw_intel_ops sdw_callback = {
120 .params_stream = sdw_params_stream,
121 .free_stream = sdw_free_stream,
122};
123
124void hda_sdw_int_enable(struct snd_sof_dev *sdev, bool enable)
125{
126 sdw_intel_enable_irq(sdev->bar[HDA_DSP_BAR], enable);
127}
128
129static int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
130{
131 struct sof_intel_hda_dev *hdev;
132 acpi_handle handle;
133 int ret;
134
135 handle = ACPI_HANDLE(sdev->dev);
136
137
138 hdev = sdev->pdata->hw_pdata;
139
140 ret = sdw_intel_acpi_scan(handle, &hdev->info);
141 if (ret < 0)
142 return -EINVAL;
143
144 return 0;
145}
146
147static int hda_sdw_probe(struct snd_sof_dev *sdev)
148{
149 struct sof_intel_hda_dev *hdev;
150 struct sdw_intel_res res;
151 void *sdw;
152
153 hdev = sdev->pdata->hw_pdata;
154
155 memset(&res, 0, sizeof(res));
156
157 res.mmio_base = sdev->bar[HDA_DSP_BAR];
158 res.irq = sdev->ipc_irq;
159 res.handle = hdev->info.handle;
160 res.parent = sdev->dev;
161 res.ops = &sdw_callback;
162 res.dev = sdev->dev;
163 res.clock_stop_quirks = sdw_clock_stop_quirks;
164
165
166
167
168
169
170
171
172 res.count = hdev->info.count;
173 res.link_mask = hdev->info.link_mask;
174
175 sdw = sdw_intel_probe(&res);
176 if (!sdw) {
177 dev_err(sdev->dev, "error: SoundWire probe failed\n");
178 return -EINVAL;
179 }
180
181
182 hdev->sdw = sdw;
183
184 return 0;
185}
186
187int hda_sdw_startup(struct snd_sof_dev *sdev)
188{
189 struct sof_intel_hda_dev *hdev;
190 struct snd_sof_pdata *pdata = sdev->pdata;
191
192 hdev = sdev->pdata->hw_pdata;
193
194 if (!hdev->sdw)
195 return 0;
196
197 if (pdata->machine && !pdata->machine->mach_params.link_mask)
198 return 0;
199
200 return sdw_intel_startup(hdev->sdw);
201}
202
203static int hda_sdw_exit(struct snd_sof_dev *sdev)
204{
205 struct sof_intel_hda_dev *hdev;
206
207 hdev = sdev->pdata->hw_pdata;
208
209 hda_sdw_int_enable(sdev, false);
210
211 if (hdev->sdw)
212 sdw_intel_exit(hdev->sdw);
213 hdev->sdw = NULL;
214
215 return 0;
216}
217
218static bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
219{
220 struct sof_intel_hda_dev *hdev;
221 bool ret = false;
222 u32 irq_status;
223
224 hdev = sdev->pdata->hw_pdata;
225
226 if (!hdev->sdw)
227 return ret;
228
229
230 irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS2);
231
232
233 if (irq_status == 0xffffffff)
234 goto out;
235
236
237 if (irq_status & HDA_DSP_REG_ADSPIS2_SNDW)
238 ret = true;
239
240out:
241 return ret;
242}
243
244static irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
245{
246 return sdw_intel_thread(irq, context);
247}
248
249static bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
250{
251 struct sof_intel_hda_dev *hdev;
252
253 hdev = sdev->pdata->hw_pdata;
254 if (hdev->sdw &&
255 snd_sof_dsp_read(sdev, HDA_DSP_BAR,
256 HDA_DSP_REG_SNDW_WAKE_STS))
257 return true;
258
259 return false;
260}
261
262void hda_sdw_process_wakeen(struct snd_sof_dev *sdev)
263{
264 struct sof_intel_hda_dev *hdev;
265
266 hdev = sdev->pdata->hw_pdata;
267 if (!hdev->sdw)
268 return;
269
270 sdw_intel_process_wakeen_event(hdev->sdw);
271}
272
273#endif
274
275
276
277
278
279struct hda_dsp_msg_code {
280 u32 code;
281 const char *msg;
282};
283
284#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG)
285static bool hda_use_msi = true;
286module_param_named(use_msi, hda_use_msi, bool, 0444);
287MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode");
288#else
289#define hda_use_msi (1)
290#endif
291
292static char *hda_model;
293module_param(hda_model, charp, 0444);
294MODULE_PARM_DESC(hda_model, "Use the given HDA board model.");
295
296#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) || IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
297static int hda_dmic_num = -1;
298module_param_named(dmic_num, hda_dmic_num, int, 0444);
299MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number");
300#endif
301
302#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
303static bool hda_codec_use_common_hdmi = IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI);
304module_param_named(use_common_hdmi, hda_codec_use_common_hdmi, bool, 0444);
305MODULE_PARM_DESC(use_common_hdmi, "SOF HDA use common HDMI codec driver");
306#endif
307
308static const struct hda_dsp_msg_code hda_dsp_rom_msg[] = {
309 {HDA_DSP_ROM_FW_MANIFEST_LOADED, "status: manifest loaded"},
310 {HDA_DSP_ROM_FW_FW_LOADED, "status: fw loaded"},
311 {HDA_DSP_ROM_FW_ENTERED, "status: fw entered"},
312 {HDA_DSP_ROM_CSE_ERROR, "error: cse error"},
313 {HDA_DSP_ROM_CSE_WRONG_RESPONSE, "error: cse wrong response"},
314 {HDA_DSP_ROM_IMR_TO_SMALL, "error: IMR too small"},
315 {HDA_DSP_ROM_BASE_FW_NOT_FOUND, "error: base fw not found"},
316 {HDA_DSP_ROM_CSE_VALIDATION_FAILED, "error: signature verification failed"},
317 {HDA_DSP_ROM_IPC_FATAL_ERROR, "error: ipc fatal error"},
318 {HDA_DSP_ROM_L2_CACHE_ERROR, "error: L2 cache error"},
319 {HDA_DSP_ROM_LOAD_OFFSET_TO_SMALL, "error: load offset too small"},
320 {HDA_DSP_ROM_API_PTR_INVALID, "error: API ptr invalid"},
321 {HDA_DSP_ROM_BASEFW_INCOMPAT, "error: base fw incompatible"},
322 {HDA_DSP_ROM_UNHANDLED_INTERRUPT, "error: unhandled interrupt"},
323 {HDA_DSP_ROM_MEMORY_HOLE_ECC, "error: ECC memory hole"},
324 {HDA_DSP_ROM_KERNEL_EXCEPTION, "error: kernel exception"},
325 {HDA_DSP_ROM_USER_EXCEPTION, "error: user exception"},
326 {HDA_DSP_ROM_UNEXPECTED_RESET, "error: unexpected reset"},
327 {HDA_DSP_ROM_NULL_FW_ENTRY, "error: null FW entry point"},
328};
329
330static void hda_dsp_get_status(struct snd_sof_dev *sdev)
331{
332 u32 status;
333 int i;
334
335 status = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
336 HDA_DSP_SRAM_REG_ROM_STATUS);
337
338 for (i = 0; i < ARRAY_SIZE(hda_dsp_rom_msg); i++) {
339 if (status == hda_dsp_rom_msg[i].code) {
340 dev_err(sdev->dev, "%s - code %8.8x\n",
341 hda_dsp_rom_msg[i].msg, status);
342 return;
343 }
344 }
345
346
347 dev_dbg(sdev->dev, "unknown ROM status value %8.8x\n", status);
348}
349
350static void hda_dsp_get_registers(struct snd_sof_dev *sdev,
351 struct sof_ipc_dsp_oops_xtensa *xoops,
352 struct sof_ipc_panic_info *panic_info,
353 u32 *stack, size_t stack_words)
354{
355 u32 offset = sdev->dsp_oops_offset;
356
357
358 sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops));
359
360
361
362
363 if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) {
364 dev_err(sdev->dev, "invalid header size 0x%x. FW oops is bogus\n",
365 xoops->arch_hdr.totalsize);
366 return;
367 }
368 offset += xoops->arch_hdr.totalsize;
369 sof_block_read(sdev, sdev->mmio_bar, offset,
370 panic_info, sizeof(*panic_info));
371
372
373 offset += sizeof(*panic_info);
374 sof_block_read(sdev, sdev->mmio_bar, offset, stack,
375 stack_words * sizeof(u32));
376}
377
378
379static void hda_dsp_dump_ext_rom_status(struct snd_sof_dev *sdev, u32 flags)
380{
381 char msg[128];
382 int len = 0;
383 u32 value;
384 int i;
385
386 for (i = 0; i < HDA_EXT_ROM_STATUS_SIZE; i++) {
387 value = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_STATUS + i * 0x4);
388 len += snprintf(msg + len, sizeof(msg) - len, " 0x%x", value);
389 }
390
391 sof_dev_dbg_or_err(sdev->dev, flags & SOF_DBG_DUMP_FORCE_ERR_LEVEL,
392 "extended rom status: %s", msg);
393
394}
395
396void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags)
397{
398 struct sof_ipc_dsp_oops_xtensa xoops;
399 struct sof_ipc_panic_info panic_info;
400 u32 stack[HDA_DSP_STACK_DUMP_SIZE];
401
402
403 hda_dsp_get_status(sdev);
404
405
406 if (sdev->fw_state == SOF_FW_BOOT_COMPLETE) {
407 u32 status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_STATUS);
408 u32 panic = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_TRACEP);
409
410 hda_dsp_get_registers(sdev, &xoops, &panic_info, stack,
411 HDA_DSP_STACK_DUMP_SIZE);
412 snd_sof_get_status(sdev, status, panic, &xoops, &panic_info,
413 stack, HDA_DSP_STACK_DUMP_SIZE);
414 } else {
415 hda_dsp_dump_ext_rom_status(sdev, flags);
416 }
417}
418
419void hda_ipc_irq_dump(struct snd_sof_dev *sdev)
420{
421 struct hdac_bus *bus = sof_to_bus(sdev);
422 u32 adspis;
423 u32 intsts;
424 u32 intctl;
425 u32 ppsts;
426 u8 rirbsts;
427
428
429 adspis = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS);
430 intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS);
431 intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL);
432 ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS);
433 rirbsts = snd_hdac_chip_readb(bus, RIRBSTS);
434
435 dev_err(sdev->dev,
436 "error: hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n",
437 intsts, intctl, rirbsts);
438 dev_err(sdev->dev,
439 "error: dsp irq ppsts 0x%8.8x adspis 0x%8.8x\n",
440 ppsts, adspis);
441}
442
443void hda_ipc_dump(struct snd_sof_dev *sdev)
444{
445 u32 hipcie;
446 u32 hipct;
447 u32 hipcctl;
448
449 hda_ipc_irq_dump(sdev);
450
451
452 hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE);
453 hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
454 hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL);
455
456
457
458 dev_err(sdev->dev,
459 "error: host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n",
460 hipcie, hipct, hipcctl);
461}
462
463static int hda_init(struct snd_sof_dev *sdev)
464{
465 struct hda_bus *hbus;
466 struct hdac_bus *bus;
467 struct pci_dev *pci = to_pci_dev(sdev->dev);
468 int ret;
469
470 hbus = sof_to_hbus(sdev);
471 bus = sof_to_bus(sdev);
472
473
474 sof_hda_bus_init(bus, &pci->dev);
475
476 bus->use_posbuf = 1;
477 bus->bdl_pos_adj = 0;
478 bus->sync_write = 1;
479
480 mutex_init(&hbus->prepare_mutex);
481 hbus->pci = pci;
482 hbus->mixer_assigned = -1;
483 hbus->modelname = hda_model;
484
485
486 bus->addr = pci_resource_start(pci, 0);
487 bus->remap_addr = pci_ioremap_bar(pci, 0);
488 if (!bus->remap_addr) {
489 dev_err(bus->dev, "error: ioremap error\n");
490 return -ENXIO;
491 }
492
493
494 sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr;
495
496
497 ret = hda_codec_i915_init(sdev);
498 if (ret < 0)
499 dev_warn(sdev->dev, "init of i915 and HDMI codec failed\n");
500
501
502 ret = hda_dsp_ctrl_get_caps(sdev);
503 if (ret < 0)
504 dev_err(sdev->dev, "error: get caps error\n");
505
506 return ret;
507}
508
509#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) || IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
510
511static int check_nhlt_dmic(struct snd_sof_dev *sdev)
512{
513 struct nhlt_acpi_table *nhlt;
514 int dmic_num;
515
516 nhlt = intel_nhlt_init(sdev->dev);
517 if (nhlt) {
518 dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt);
519 intel_nhlt_free(nhlt);
520 if (dmic_num >= 1 && dmic_num <= 4)
521 return dmic_num;
522 }
523
524 return 0;
525}
526
527static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
528 const char *sof_tplg_filename,
529 const char *idisp_str,
530 const char *dmic_str)
531{
532 const char *tplg_filename = NULL;
533 char *filename, *tmp;
534 const char *split_ext;
535
536 filename = kstrdup(sof_tplg_filename, GFP_KERNEL);
537 if (!filename)
538 return NULL;
539
540
541 tmp = filename;
542 split_ext = strsep(&tmp, ".");
543 if (split_ext)
544 tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
545 "%s%s%s.tplg",
546 split_ext, idisp_str, dmic_str);
547 kfree(filename);
548
549 return tplg_filename;
550}
551
552static int dmic_topology_fixup(struct snd_sof_dev *sdev,
553 const char **tplg_filename,
554 const char *idisp_str,
555 int *dmic_found)
556{
557 const char *default_tplg_filename = *tplg_filename;
558 const char *fixed_tplg_filename;
559 const char *dmic_str;
560 int dmic_num;
561
562
563 dmic_num = check_nhlt_dmic(sdev);
564
565
566 if (hda_dmic_num != -1) {
567 dev_dbg(sdev->dev,
568 "overriding DMICs detected in NHLT tables %d by kernel param %d\n",
569 dmic_num, hda_dmic_num);
570 dmic_num = hda_dmic_num;
571 }
572
573 switch (dmic_num) {
574 case 1:
575 dmic_str = "-1ch";
576 break;
577 case 2:
578 dmic_str = "-2ch";
579 break;
580 case 3:
581 dmic_str = "-3ch";
582 break;
583 case 4:
584 dmic_str = "-4ch";
585 break;
586 default:
587 dmic_num = 0;
588 dmic_str = "";
589 break;
590 }
591
592 fixed_tplg_filename = fixup_tplg_name(sdev, default_tplg_filename,
593 idisp_str, dmic_str);
594 if (!fixed_tplg_filename)
595 return -ENOMEM;
596
597 dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num);
598 *dmic_found = dmic_num;
599 *tplg_filename = fixed_tplg_filename;
600
601 return 0;
602}
603#endif
604
605static int hda_init_caps(struct snd_sof_dev *sdev)
606{
607 struct hdac_bus *bus = sof_to_bus(sdev);
608 struct snd_sof_pdata *pdata = sdev->pdata;
609#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
610 struct hdac_ext_link *hlink;
611#endif
612 struct sof_intel_hda_dev *hdev = pdata->hw_pdata;
613 u32 link_mask;
614 int ret = 0;
615
616
617 if (bus->ppcap)
618 dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n");
619
620
621 ret = hda_dsp_ctrl_init_chip(sdev, true);
622 if (ret < 0) {
623 dev_err(bus->dev, "error: init chip failed with ret: %d\n",
624 ret);
625 return ret;
626 }
627
628
629 ret = hda_sdw_acpi_scan(sdev);
630 if (ret < 0) {
631 dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n");
632 goto skip_soundwire;
633 }
634
635 link_mask = hdev->info.link_mask;
636 if (!link_mask) {
637 dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n");
638 goto skip_soundwire;
639 }
640
641
642
643
644
645
646
647
648 ret = hda_sdw_probe(sdev);
649 if (ret < 0) {
650 dev_err(sdev->dev, "error: SoundWire probe error\n");
651 return ret;
652 }
653
654skip_soundwire:
655
656#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
657 if (bus->mlcap)
658 snd_hdac_ext_bus_get_ml_capabilities(bus);
659
660
661 hda_codec_probe_bus(sdev, hda_codec_use_common_hdmi);
662
663 if (!HDA_IDISP_CODEC(bus->codec_mask))
664 hda_codec_i915_display_power(sdev, false);
665
666
667
668
669 list_for_each_entry(hlink, &bus->hlink_list, list)
670 snd_hdac_ext_bus_link_put(bus, hlink);
671#endif
672 return 0;
673}
674
675static const struct sof_intel_dsp_desc
676 *get_chip_info(struct snd_sof_pdata *pdata)
677{
678 const struct sof_dev_desc *desc = pdata->desc;
679 const struct sof_intel_dsp_desc *chip_info;
680
681 chip_info = desc->chip_info;
682
683 return chip_info;
684}
685
686static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context)
687{
688 struct snd_sof_dev *sdev = context;
689
690
691
692
693
694 if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) &
695 SOF_HDA_INTSTS_GIS) {
696
697
698 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
699 SOF_HDA_INTCTL,
700 SOF_HDA_INT_GLOBAL_EN,
701 0);
702
703 return IRQ_WAKE_THREAD;
704 }
705
706 return IRQ_NONE;
707}
708
709static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context)
710{
711 struct snd_sof_dev *sdev = context;
712 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
713
714
715 if (hda_dsp_check_stream_irq(sdev))
716 hda_dsp_stream_threaded_handler(irq, sdev);
717
718 if (hda_dsp_check_ipc_irq(sdev))
719 sof_ops(sdev)->irq_thread(irq, sdev);
720
721 if (hda_dsp_check_sdw_irq(sdev))
722 hda_dsp_sdw_thread(irq, hdev->sdw);
723
724 if (hda_sdw_check_wakeen_irq(sdev))
725 hda_sdw_process_wakeen(sdev);
726
727
728 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
729 SOF_HDA_INTCTL,
730 SOF_HDA_INT_GLOBAL_EN,
731 SOF_HDA_INT_GLOBAL_EN);
732
733 return IRQ_HANDLED;
734}
735
736int hda_dsp_probe(struct snd_sof_dev *sdev)
737{
738 struct pci_dev *pci = to_pci_dev(sdev->dev);
739 struct sof_intel_hda_dev *hdev;
740 struct hdac_bus *bus;
741 const struct sof_intel_dsp_desc *chip;
742 int ret = 0;
743
744
745
746
747
748
749
750
751 if (pci->class == 0x040300) {
752 dev_err(sdev->dev, "error: the DSP is not enabled on this platform, aborting probe\n");
753 return -ENODEV;
754 } else if (pci->class != 0x040100 && pci->class != 0x040380) {
755 dev_err(sdev->dev, "error: unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n", pci->class);
756 return -ENODEV;
757 }
758 dev_info(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n", pci->class);
759
760 chip = get_chip_info(sdev->pdata);
761 if (!chip) {
762 dev_err(sdev->dev, "error: no such device supported, chip id:%x\n",
763 pci->device);
764 ret = -EIO;
765 goto err;
766 }
767
768 hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL);
769 if (!hdev)
770 return -ENOMEM;
771 sdev->pdata->hw_pdata = hdev;
772 hdev->desc = chip;
773
774 hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec",
775 PLATFORM_DEVID_NONE,
776 NULL, 0);
777 if (IS_ERR(hdev->dmic_dev)) {
778 dev_err(sdev->dev, "error: failed to create DMIC device\n");
779 return PTR_ERR(hdev->dmic_dev);
780 }
781
782
783
784
785
786#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION)
787 hdev->no_ipc_position = 0;
788#else
789 hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0;
790#endif
791
792
793 bus = sof_to_bus(sdev);
794 ret = hda_init(sdev);
795 if (ret < 0)
796 goto hdac_bus_unmap;
797
798
799 sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR);
800 if (!sdev->bar[HDA_DSP_BAR]) {
801 dev_err(sdev->dev, "error: ioremap error\n");
802 ret = -ENXIO;
803 goto hdac_bus_unmap;
804 }
805
806 sdev->mmio_bar = HDA_DSP_BAR;
807 sdev->mailbox_bar = HDA_DSP_BAR;
808
809
810 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) {
811 dev_dbg(sdev->dev, "DMA mask is 32 bit\n");
812 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));
813 }
814
815
816 ret = hda_dsp_stream_init(sdev);
817 if (ret < 0) {
818 dev_err(sdev->dev, "error: failed to init streams\n");
819
820
821
822
823 goto free_streams;
824 }
825
826
827
828
829
830
831
832 if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) {
833 dev_info(sdev->dev, "use msi interrupt mode\n");
834 sdev->ipc_irq = pci_irq_vector(pci, 0);
835
836 sdev->msi_enabled = true;
837 }
838
839 if (!sdev->msi_enabled) {
840 dev_info(sdev->dev, "use legacy interrupt mode\n");
841
842
843
844
845 sdev->ipc_irq = pci->irq;
846 }
847
848 dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq);
849 ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler,
850 hda_dsp_interrupt_thread,
851 IRQF_SHARED, "AudioDSP", sdev);
852 if (ret < 0) {
853 dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n",
854 sdev->ipc_irq);
855 goto free_irq_vector;
856 }
857
858 pci_set_master(pci);
859 synchronize_irq(pci->irq);
860
861
862
863
864
865 snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0);
866
867
868 ret = hda_init_caps(sdev);
869 if (ret < 0)
870 goto free_ipc_irq;
871
872
873 hda_dsp_ctrl_ppcap_enable(sdev, true);
874 hda_dsp_ctrl_ppcap_int_enable(sdev, true);
875
876
877 sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET;
878
879 INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work);
880
881 return 0;
882
883free_ipc_irq:
884 free_irq(sdev->ipc_irq, sdev);
885free_irq_vector:
886 if (sdev->msi_enabled)
887 pci_free_irq_vectors(pci);
888free_streams:
889 hda_dsp_stream_free(sdev);
890
891 iounmap(sdev->bar[HDA_DSP_BAR]);
892hdac_bus_unmap:
893 platform_device_unregister(hdev->dmic_dev);
894 iounmap(bus->remap_addr);
895 hda_codec_i915_exit(sdev);
896err:
897 return ret;
898}
899
900int hda_dsp_remove(struct snd_sof_dev *sdev)
901{
902 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
903 struct hdac_bus *bus = sof_to_bus(sdev);
904 struct pci_dev *pci = to_pci_dev(sdev->dev);
905 const struct sof_intel_dsp_desc *chip = hda->desc;
906
907
908 cancel_delayed_work_sync(&hda->d0i3_work);
909
910#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
911
912 snd_hdac_ext_bus_device_remove(bus);
913#endif
914
915 hda_sdw_exit(sdev);
916
917 if (!IS_ERR_OR_NULL(hda->dmic_dev))
918 platform_device_unregister(hda->dmic_dev);
919
920
921 snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
922 SOF_HDA_PPCTL_PIE, 0);
923
924
925 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
926 SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0);
927
928
929 if (chip)
930 snd_sof_dsp_core_power_down(sdev, chip->host_managed_cores_mask);
931
932
933 snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
934 SOF_HDA_PPCTL_GPROCEN, 0);
935
936 free_irq(sdev->ipc_irq, sdev);
937 if (sdev->msi_enabled)
938 pci_free_irq_vectors(pci);
939
940 hda_dsp_stream_free(sdev);
941#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
942 snd_hdac_link_free_all(bus);
943#endif
944
945 iounmap(sdev->bar[HDA_DSP_BAR]);
946 iounmap(bus->remap_addr);
947
948#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
949 snd_hdac_ext_bus_exit(bus);
950#endif
951 hda_codec_i915_exit(sdev);
952
953 return 0;
954}
955
956#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
957static int hda_generic_machine_select(struct snd_sof_dev *sdev)
958{
959 struct hdac_bus *bus = sof_to_bus(sdev);
960 struct snd_soc_acpi_mach_params *mach_params;
961 struct snd_soc_acpi_mach *hda_mach;
962 struct snd_sof_pdata *pdata = sdev->pdata;
963 const char *tplg_filename;
964 const char *idisp_str;
965 int dmic_num = 0;
966 int codec_num = 0;
967 int ret;
968 int i;
969
970
971 if (!bus->codec_mask) {
972 dev_info(bus->dev, "no hda codecs found!\n");
973 } else {
974 dev_info(bus->dev, "hda codecs found, mask %lx\n",
975 bus->codec_mask);
976
977 for (i = 0; i < HDA_MAX_CODECS; i++) {
978 if (bus->codec_mask & (1 << i))
979 codec_num++;
980 }
981
982
983
984
985
986
987
988
989 if (!pdata->machine && codec_num <= 2) {
990 hda_mach = snd_soc_acpi_intel_hda_machines;
991
992 dev_info(bus->dev, "using HDA machine driver %s now\n",
993 hda_mach->drv_name);
994
995 if (codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask))
996 idisp_str = "-idisp";
997 else
998 idisp_str = "";
999
1000
1001 tplg_filename = hda_mach->sof_tplg_filename;
1002 ret = dmic_topology_fixup(sdev, &tplg_filename, idisp_str, &dmic_num);
1003 if (ret < 0)
1004 return ret;
1005
1006 hda_mach->mach_params.dmic_num = dmic_num;
1007 pdata->machine = hda_mach;
1008 pdata->tplg_filename = tplg_filename;
1009
1010 if (codec_num == 2) {
1011
1012
1013
1014
1015 hda_mach->mach_params.link_mask = 0;
1016 }
1017 }
1018 }
1019
1020
1021 if (pdata->machine) {
1022 mach_params = (struct snd_soc_acpi_mach_params *)
1023 &pdata->machine->mach_params;
1024 mach_params->codec_mask = bus->codec_mask;
1025 mach_params->common_hdmi_codec_drv = hda_codec_use_common_hdmi;
1026 }
1027
1028 return 0;
1029}
1030#else
1031static int hda_generic_machine_select(struct snd_sof_dev *sdev)
1032{
1033 return 0;
1034}
1035#endif
1036
1037#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
1038
1039static bool link_slaves_found(struct snd_sof_dev *sdev,
1040 const struct snd_soc_acpi_link_adr *link,
1041 struct sdw_intel_ctx *sdw)
1042{
1043 struct hdac_bus *bus = sof_to_bus(sdev);
1044 struct sdw_intel_slave_id *ids = sdw->ids;
1045 int num_slaves = sdw->num_slaves;
1046 unsigned int part_id, link_id, unique_id, mfg_id;
1047 int i, j, k;
1048
1049 for (i = 0; i < link->num_adr; i++) {
1050 u64 adr = link->adr_d[i].adr;
1051 int reported_part_count = 0;
1052
1053 mfg_id = SDW_MFG_ID(adr);
1054 part_id = SDW_PART_ID(adr);
1055 link_id = SDW_DISCO_LINK_ID(adr);
1056
1057 for (j = 0; j < num_slaves; j++) {
1058
1059 if (ids[j].link_id == link_id &&
1060 ids[j].id.part_id == part_id &&
1061 ids[j].id.mfg_id == mfg_id)
1062 reported_part_count++;
1063 }
1064
1065 for (j = 0; j < num_slaves; j++) {
1066 int expected_part_count = 0;
1067
1068 if (ids[j].link_id != link_id ||
1069 ids[j].id.part_id != part_id ||
1070 ids[j].id.mfg_id != mfg_id)
1071 continue;
1072
1073
1074 for (k = 0; k < link->num_adr; k++) {
1075 u64 adr2 = link->adr_d[k].adr;
1076 unsigned int part_id2, link_id2, mfg_id2;
1077
1078 mfg_id2 = SDW_MFG_ID(adr2);
1079 part_id2 = SDW_PART_ID(adr2);
1080 link_id2 = SDW_DISCO_LINK_ID(adr2);
1081
1082 if (link_id2 == link_id &&
1083 part_id2 == part_id &&
1084 mfg_id2 == mfg_id)
1085 expected_part_count++;
1086 }
1087
1088 if (reported_part_count == expected_part_count) {
1089
1090
1091
1092
1093
1094 unique_id = SDW_UNIQUE_ID(adr);
1095 if (reported_part_count == 1 ||
1096 ids[j].id.unique_id == unique_id) {
1097 dev_dbg(bus->dev, "found %x at link %d\n",
1098 part_id, link_id);
1099 break;
1100 }
1101 } else {
1102 dev_dbg(bus->dev, "part %x reported %d expected %d on link %d, skipping\n",
1103 part_id, reported_part_count, expected_part_count, link_id);
1104 }
1105 }
1106 if (j == num_slaves) {
1107 dev_dbg(bus->dev,
1108 "Slave %x not found\n",
1109 part_id);
1110 return false;
1111 }
1112 }
1113 return true;
1114}
1115
1116static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
1117{
1118 struct snd_sof_pdata *pdata = sdev->pdata;
1119 const struct snd_soc_acpi_link_adr *link;
1120 struct snd_soc_acpi_mach *mach;
1121 struct sof_intel_hda_dev *hdev;
1122 u32 link_mask;
1123 int i;
1124
1125 hdev = pdata->hw_pdata;
1126 link_mask = hdev->info.link_mask;
1127
1128
1129
1130
1131
1132
1133
1134 if (link_mask && !pdata->machine) {
1135 for (mach = pdata->desc->alt_machines;
1136 mach && mach->link_mask; mach++) {
1137
1138
1139
1140
1141
1142
1143
1144
1145 if (~link_mask & mach->link_mask)
1146 continue;
1147
1148
1149 if (!mach->links)
1150 break;
1151
1152 link = mach->links;
1153 for (i = 0; i < hdev->info.count && link->num_adr;
1154 i++, link++) {
1155
1156
1157
1158
1159 if (!link_slaves_found(sdev, link, hdev->sdw))
1160 break;
1161 }
1162
1163 if (i == hdev->info.count || !link->num_adr)
1164 break;
1165 }
1166 if (mach && mach->link_mask) {
1167 int dmic_num = 0;
1168
1169 pdata->machine = mach;
1170 mach->mach_params.links = mach->links;
1171 mach->mach_params.link_mask = mach->link_mask;
1172 mach->mach_params.platform = dev_name(sdev->dev);
1173 if (mach->sof_fw_filename)
1174 pdata->fw_filename = mach->sof_fw_filename;
1175 else
1176 pdata->fw_filename = pdata->desc->default_fw_filename;
1177 pdata->tplg_filename = mach->sof_tplg_filename;
1178
1179
1180
1181
1182
1183
1184
1185
1186 if (!(mach->link_mask & GENMASK(3, 2))) {
1187 const char *tplg_filename = mach->sof_tplg_filename;
1188 int ret;
1189
1190 ret = dmic_topology_fixup(sdev, &tplg_filename, "", &dmic_num);
1191
1192 if (ret < 0)
1193 return ret;
1194
1195 pdata->tplg_filename = tplg_filename;
1196 }
1197 mach->mach_params.dmic_num = dmic_num;
1198
1199 dev_dbg(sdev->dev,
1200 "SoundWire machine driver %s topology %s\n",
1201 mach->drv_name,
1202 pdata->tplg_filename);
1203 } else {
1204 dev_info(sdev->dev,
1205 "No SoundWire machine driver found\n");
1206 }
1207 }
1208
1209 return 0;
1210}
1211#else
1212static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
1213{
1214 return 0;
1215}
1216#endif
1217
1218void hda_set_mach_params(const struct snd_soc_acpi_mach *mach,
1219 struct snd_sof_dev *sdev)
1220{
1221 struct snd_sof_pdata *pdata = sdev->pdata;
1222 const struct sof_dev_desc *desc = pdata->desc;
1223 struct snd_soc_acpi_mach_params *mach_params;
1224
1225 mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params;
1226 mach_params->platform = dev_name(sdev->dev);
1227 mach_params->num_dai_drivers = desc->ops->num_drv;
1228 mach_params->dai_drivers = desc->ops->drv;
1229}
1230
1231void hda_machine_select(struct snd_sof_dev *sdev)
1232{
1233 struct snd_sof_pdata *sof_pdata = sdev->pdata;
1234 const struct sof_dev_desc *desc = sof_pdata->desc;
1235 struct snd_soc_acpi_mach *mach;
1236
1237 mach = snd_soc_acpi_find_machine(desc->machines);
1238 if (mach) {
1239
1240
1241
1242
1243 if (!sof_pdata->tplg_filename)
1244 sof_pdata->tplg_filename = mach->sof_tplg_filename;
1245
1246 sof_pdata->machine = mach;
1247
1248 if (mach->link_mask) {
1249 mach->mach_params.links = mach->links;
1250 mach->mach_params.link_mask = mach->link_mask;
1251 }
1252 }
1253
1254
1255
1256
1257 hda_sdw_machine_select(sdev);
1258
1259
1260
1261
1262
1263 hda_generic_machine_select(sdev);
1264
1265 if (!sof_pdata->machine)
1266 dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
1267}
1268
1269int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
1270{
1271 int ret;
1272
1273 ret = snd_intel_dsp_driver_probe(pci);
1274 if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) {
1275 dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n");
1276 return -ENODEV;
1277 }
1278
1279 return sof_pci_probe(pci, pci_id);
1280}
1281EXPORT_SYMBOL_NS(hda_pci_intel_probe, SND_SOC_SOF_INTEL_HDA_COMMON);
1282
1283MODULE_LICENSE("Dual BSD/GPL");
1284MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);
1285MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC);
1286MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
1287MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA);
1288MODULE_IMPORT_NS(SND_INTEL_SOUNDWIRE_ACPI);
1289MODULE_IMPORT_NS(SOUNDWIRE_INTEL_INIT);
1290
