1 // SPDX-License-Identifier: GPL-2.0-only
2 //
3 // Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
4 //
5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com>
6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
7 //
8
9 #include <linux/acpi.h>
10 #include <linux/module.h>
11 #include <linux/dmi.h>
12 #include <linux/pci.h>
13 #include <linux/platform_device.h>
14 #include <sound/hda_codec.h>
15 #include <sound/hda_register.h>
16 #include <sound/intel-nhlt.h>
17 #include <sound/soc-acpi.h>
18 #include <sound/soc-component.h>
19 #include "avs.h"
20
21 static bool i2s_test;
22 module_param(i2s_test, bool, 0444);
23 MODULE_PARM_DESC(i2s_test, "Probe I2S test-board and skip all other I2S boards");
24
25 static const struct dmi_system_id kbl_dmi_table[] = {
26 {
27 .matches = {
28 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
29 DMI_MATCH(DMI_BOARD_NAME, "Skylake Y LPDDR3 RVP3"),
30 },
31 },
32 {
33 .matches = {
34 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
35 DMI_MATCH(DMI_BOARD_NAME, "AmberLake Y"),
36 },
37 },
38 {}
39 };
40
41 static const struct dmi_system_id kblr_dmi_table[] = {
42 {
43 .matches = {
44 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
45 DMI_MATCH(DMI_BOARD_NAME, "Kabylake R DDR4 RVP"),
46 },
47 },
48 {}
49 };
50
dmi_match_quirk(void * arg)51 static struct snd_soc_acpi_mach *dmi_match_quirk(void *arg)
52 {
53 struct snd_soc_acpi_mach *mach = arg;
54 const struct dmi_system_id *dmi_id;
55 struct dmi_system_id *dmi_table;
56
57 if (mach->quirk_data == NULL)
58 return mach;
59
60 dmi_table = (struct dmi_system_id *)mach->quirk_data;
61
62 dmi_id = dmi_first_match(dmi_table);
63 if (!dmi_id)
64 return NULL;
65
66 return mach;
67 }
68
69 #define AVS_SSP(x) (BIT(x))
70 #define AVS_SSP_RANGE(a, b) (GENMASK(b, a))
71
72 /* supported I2S board codec configurations */
73 static struct snd_soc_acpi_mach avs_skl_i2s_machines[] = {
74 {
75 .id = "INT343A",
76 .drv_name = "avs_rt286",
77 .mach_params = {
78 .i2s_link_mask = AVS_SSP(0),
79 },
80 .tplg_filename = "rt286-tplg.bin",
81 },
82 {
83 .id = "10508825",
84 .drv_name = "avs_nau8825",
85 .mach_params = {
86 .i2s_link_mask = AVS_SSP(1),
87 },
88 .tplg_filename = "nau8825-tplg.bin",
89 },
90 {
91 .id = "INT343B",
92 .drv_name = "avs_ssm4567",
93 .mach_params = {
94 .i2s_link_mask = AVS_SSP(0),
95 },
96 .tplg_filename = "ssm4567-tplg.bin",
97 },
98 {
99 .id = "MX98357A",
100 .drv_name = "avs_max98357a",
101 .mach_params = {
102 .i2s_link_mask = AVS_SSP(0),
103 },
104 .tplg_filename = "max98357a-tplg.bin",
105 },
106 {},
107 };
108
109 static struct snd_soc_acpi_mach avs_kbl_i2s_machines[] = {
110 {
111 .id = "INT343A",
112 .drv_name = "avs_rt286",
113 .mach_params = {
114 .i2s_link_mask = AVS_SSP(0),
115 },
116 .quirk_data = &kbl_dmi_table,
117 .machine_quirk = dmi_match_quirk,
118 .tplg_filename = "rt286-tplg.bin",
119 },
120 {
121 .id = "INT343A",
122 .drv_name = "avs_rt298",
123 .mach_params = {
124 .i2s_link_mask = AVS_SSP(0),
125 },
126 .quirk_data = &kblr_dmi_table,
127 .machine_quirk = dmi_match_quirk,
128 .tplg_filename = "rt298-tplg.bin",
129 },
130 {
131 .id = "MX98927",
132 .drv_name = "avs_max98927",
133 .mach_params = {
134 .i2s_link_mask = AVS_SSP(0),
135 },
136 .tplg_filename = "max98927-tplg.bin",
137 },
138 {
139 .id = "10EC5663",
140 .drv_name = "avs_rt5663",
141 .mach_params = {
142 .i2s_link_mask = AVS_SSP(1),
143 },
144 .tplg_filename = "rt5663-tplg.bin",
145 },
146 {
147 .id = "MX98373",
148 .drv_name = "avs_max98373",
149 .mach_params = {
150 .i2s_link_mask = AVS_SSP(0),
151 },
152 .tplg_filename = "max98373-tplg.bin",
153 },
154 {
155 .id = "MX98357A",
156 .drv_name = "avs_max98357a",
157 .mach_params = {
158 .i2s_link_mask = AVS_SSP(0),
159 },
160 .tplg_filename = "max98357a-tplg.bin",
161 },
162 {
163 .id = "DLGS7219",
164 .drv_name = "avs_da7219",
165 .mach_params = {
166 .i2s_link_mask = AVS_SSP(1),
167 },
168 .tplg_filename = "da7219-tplg.bin",
169 },
170 {
171 .id = "ESSX8336",
172 .drv_name = "avs_es8336",
173 .mach_params = {
174 .i2s_link_mask = AVS_SSP(0),
175 },
176 .tplg_filename = "es8336-tplg.bin",
177 },
178 {},
179 };
180
181 static struct snd_soc_acpi_mach avs_apl_i2s_machines[] = {
182 {
183 .id = "INT343A",
184 .drv_name = "avs_rt298",
185 .mach_params = {
186 .i2s_link_mask = AVS_SSP(5),
187 },
188 .tplg_filename = "rt298-tplg.bin",
189 },
190 {
191 .id = "INT34C3",
192 .drv_name = "avs_tdf8532",
193 .mach_params = {
194 .i2s_link_mask = AVS_SSP_RANGE(0, 5),
195 },
196 .pdata = (unsigned long[]){ 0, 0, 0x14, 0, 0, 0 }, /* SSP2 TDMs */
197 .tplg_filename = "tdf8532-tplg.bin",
198 },
199 {
200 .id = "MX98357A",
201 .drv_name = "avs_max98357a",
202 .mach_params = {
203 .i2s_link_mask = AVS_SSP(5),
204 },
205 .tplg_filename = "max98357a-tplg.bin",
206 },
207 {
208 .id = "DLGS7219",
209 .drv_name = "avs_da7219",
210 .mach_params = {
211 .i2s_link_mask = AVS_SSP(1),
212 },
213 .tplg_filename = "da7219-tplg.bin",
214 },
215 {},
216 };
217
218 static struct snd_soc_acpi_mach avs_gml_i2s_machines[] = {
219 {
220 .id = "INT343A",
221 .drv_name = "avs_rt298",
222 .mach_params = {
223 .i2s_link_mask = AVS_SSP(2),
224 },
225 .tplg_filename = "rt298-tplg.bin",
226 },
227 {},
228 };
229
230 static struct snd_soc_acpi_mach avs_test_i2s_machines[] = {
231 {
232 .drv_name = "avs_i2s_test",
233 .mach_params = {
234 .i2s_link_mask = AVS_SSP(0),
235 },
236 .tplg_filename = "i2s-test-tplg.bin",
237 },
238 {
239 .drv_name = "avs_i2s_test",
240 .mach_params = {
241 .i2s_link_mask = AVS_SSP(1),
242 },
243 .tplg_filename = "i2s-test-tplg.bin",
244 },
245 {
246 .drv_name = "avs_i2s_test",
247 .mach_params = {
248 .i2s_link_mask = AVS_SSP(2),
249 },
250 .tplg_filename = "i2s-test-tplg.bin",
251 },
252 {
253 .drv_name = "avs_i2s_test",
254 .mach_params = {
255 .i2s_link_mask = AVS_SSP(3),
256 },
257 .tplg_filename = "i2s-test-tplg.bin",
258 },
259 {
260 .drv_name = "avs_i2s_test",
261 .mach_params = {
262 .i2s_link_mask = AVS_SSP(4),
263 },
264 .tplg_filename = "i2s-test-tplg.bin",
265 },
266 {
267 .drv_name = "avs_i2s_test",
268 .mach_params = {
269 .i2s_link_mask = AVS_SSP(5),
270 },
271 .tplg_filename = "i2s-test-tplg.bin",
272 },
273 /* no NULL terminator, as we depend on ARRAY SIZE due to .id == NULL */
274 };
275
276 struct avs_acpi_boards {
277 int id;
278 struct snd_soc_acpi_mach *machs;
279 };
280
281 #define AVS_MACH_ENTRY(_id, _mach) \
282 { .id = PCI_DEVICE_ID_INTEL_##_id, .machs = (_mach), }
283
284 /* supported I2S boards per platform */
285 static const struct avs_acpi_boards i2s_boards[] = {
286 AVS_MACH_ENTRY(HDA_SKL_LP, avs_skl_i2s_machines),
287 AVS_MACH_ENTRY(HDA_KBL_LP, avs_kbl_i2s_machines),
288 AVS_MACH_ENTRY(HDA_APL, avs_apl_i2s_machines),
289 AVS_MACH_ENTRY(HDA_GML, avs_gml_i2s_machines),
290 {},
291 };
292
avs_get_i2s_boards(struct avs_dev * adev)293 static const struct avs_acpi_boards *avs_get_i2s_boards(struct avs_dev *adev)
294 {
295 int id, i;
296
297 id = adev->base.pci->device;
298 for (i = 0; i < ARRAY_SIZE(i2s_boards); i++)
299 if (i2s_boards[i].id == id)
300 return &i2s_boards[i];
301 return NULL;
302 }
303
304 /* platform devices owned by AVS audio are removed with this hook */
board_pdev_unregister(void * data)305 static void board_pdev_unregister(void *data)
306 {
307 platform_device_unregister(data);
308 }
309
avs_register_probe_board(struct avs_dev * adev)310 static int __maybe_unused avs_register_probe_board(struct avs_dev *adev)
311 {
312 struct platform_device *board;
313 struct snd_soc_acpi_mach mach = {{0}};
314 int ret;
315
316 ret = avs_probe_platform_register(adev, "probe-platform");
317 if (ret < 0)
318 return ret;
319
320 mach.mach_params.platform = "probe-platform";
321
322 board = platform_device_register_data(NULL, "avs_probe_mb", PLATFORM_DEVID_NONE,
323 (const void *)&mach, sizeof(mach));
324 if (IS_ERR(board)) {
325 dev_err(adev->dev, "probe board register failed\n");
326 return PTR_ERR(board);
327 }
328
329 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
330 if (ret < 0) {
331 platform_device_unregister(board);
332 return ret;
333 }
334 return 0;
335 }
336
avs_register_dmic_board(struct avs_dev * adev)337 static int avs_register_dmic_board(struct avs_dev *adev)
338 {
339 struct platform_device *codec, *board;
340 struct snd_soc_acpi_mach mach = {{0}};
341 int ret;
342
343 if (!adev->nhlt ||
344 !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_DMIC)) {
345 dev_dbg(adev->dev, "no DMIC endpoints present\n");
346 return 0;
347 }
348
349 codec = platform_device_register_simple("dmic-codec", PLATFORM_DEVID_NONE, NULL, 0);
350 if (IS_ERR(codec)) {
351 dev_err(adev->dev, "dmic codec register failed\n");
352 return PTR_ERR(codec);
353 }
354
355 ret = devm_add_action(adev->dev, board_pdev_unregister, codec);
356 if (ret < 0) {
357 platform_device_unregister(codec);
358 return ret;
359 }
360
361 ret = avs_dmic_platform_register(adev, "dmic-platform");
362 if (ret < 0)
363 return ret;
364
365 mach.tplg_filename = "dmic-tplg.bin";
366 mach.mach_params.platform = "dmic-platform";
367
368 board = platform_device_register_data(NULL, "avs_dmic", PLATFORM_DEVID_NONE,
369 (const void *)&mach, sizeof(mach));
370 if (IS_ERR(board)) {
371 dev_err(adev->dev, "dmic board register failed\n");
372 return PTR_ERR(board);
373 }
374
375 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
376 if (ret < 0) {
377 platform_device_unregister(board);
378 return ret;
379 }
380
381 return 0;
382 }
383
avs_register_i2s_board(struct avs_dev * adev,struct snd_soc_acpi_mach * mach)384 static int avs_register_i2s_board(struct avs_dev *adev, struct snd_soc_acpi_mach *mach)
385 {
386 struct platform_device *board;
387 int num_ssps;
388 char *name;
389 int ret;
390
391 num_ssps = adev->hw_cfg.i2s_caps.ctrl_count;
392 if (fls(mach->mach_params.i2s_link_mask) > num_ssps) {
393 dev_err(adev->dev, "Platform supports %d SSPs but board %s requires SSP%ld\n",
394 num_ssps, mach->drv_name,
395 (unsigned long)__fls(mach->mach_params.i2s_link_mask));
396 return -ENODEV;
397 }
398
399 name = devm_kasprintf(adev->dev, GFP_KERNEL, "%s.%d-platform", mach->drv_name,
400 mach->mach_params.i2s_link_mask);
401 if (!name)
402 return -ENOMEM;
403
404 ret = avs_i2s_platform_register(adev, name, mach->mach_params.i2s_link_mask, mach->pdata);
405 if (ret < 0)
406 return ret;
407
408 mach->mach_params.platform = name;
409
410 board = platform_device_register_data(NULL, mach->drv_name, mach->mach_params.i2s_link_mask,
411 (const void *)mach, sizeof(*mach));
412 if (IS_ERR(board)) {
413 dev_err(adev->dev, "ssp board register failed\n");
414 return PTR_ERR(board);
415 }
416
417 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
418 if (ret < 0) {
419 platform_device_unregister(board);
420 return ret;
421 }
422
423 return 0;
424 }
425
avs_register_i2s_boards(struct avs_dev * adev)426 static int avs_register_i2s_boards(struct avs_dev *adev)
427 {
428 const struct avs_acpi_boards *boards;
429 struct snd_soc_acpi_mach *mach;
430 int ret;
431
432 if (!adev->nhlt || !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_SSP)) {
433 dev_dbg(adev->dev, "no I2S endpoints present\n");
434 return 0;
435 }
436
437 if (i2s_test) {
438 int i, num_ssps;
439
440 num_ssps = adev->hw_cfg.i2s_caps.ctrl_count;
441 /* constrain just in case FW says there can be more SSPs than possible */
442 num_ssps = min_t(int, ARRAY_SIZE(avs_test_i2s_machines), num_ssps);
443
444 mach = avs_test_i2s_machines;
445
446 for (i = 0; i < num_ssps; i++) {
447 ret = avs_register_i2s_board(adev, &mach[i]);
448 if (ret < 0)
449 dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name,
450 ret);
451 }
452 return 0;
453 }
454
455 boards = avs_get_i2s_boards(adev);
456 if (!boards) {
457 dev_dbg(adev->dev, "no I2S endpoints supported\n");
458 return 0;
459 }
460
461 for (mach = boards->machs; mach->id[0]; mach++) {
462 if (!acpi_dev_present(mach->id, mach->uid, -1))
463 continue;
464
465 if (mach->machine_quirk)
466 if (!mach->machine_quirk(mach))
467 continue;
468
469 ret = avs_register_i2s_board(adev, mach);
470 if (ret < 0)
471 dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name, ret);
472 }
473
474 return 0;
475 }
476
avs_register_hda_board(struct avs_dev * adev,struct hda_codec * codec)477 static int avs_register_hda_board(struct avs_dev *adev, struct hda_codec *codec)
478 {
479 struct snd_soc_acpi_mach mach = {{0}};
480 struct platform_device *board;
481 struct hdac_device *hdev = &codec->core;
482 char *pname;
483 int ret, id;
484
485 pname = devm_kasprintf(adev->dev, GFP_KERNEL, "%s-platform", dev_name(&hdev->dev));
486 if (!pname)
487 return -ENOMEM;
488
489 ret = avs_hda_platform_register(adev, pname);
490 if (ret < 0)
491 return ret;
492
493 mach.pdata = codec;
494 mach.mach_params.platform = pname;
495 mach.tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL, "hda-%08x-tplg.bin",
496 hdev->vendor_id);
497 if (!mach.tplg_filename)
498 return -ENOMEM;
499
500 id = adev->base.core.idx * HDA_MAX_CODECS + hdev->addr;
501 board = platform_device_register_data(NULL, "avs_hdaudio", id, (const void *)&mach,
502 sizeof(mach));
503 if (IS_ERR(board)) {
504 dev_err(adev->dev, "hda board register failed\n");
505 return PTR_ERR(board);
506 }
507
508 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
509 if (ret < 0) {
510 platform_device_unregister(board);
511 return ret;
512 }
513
514 return 0;
515 }
516
avs_register_hda_boards(struct avs_dev * adev)517 static int avs_register_hda_boards(struct avs_dev *adev)
518 {
519 struct hdac_bus *bus = &adev->base.core;
520 struct hdac_device *hdev;
521 int ret;
522
523 if (!bus->num_codecs) {
524 dev_dbg(adev->dev, "no HDA endpoints present\n");
525 return 0;
526 }
527
528 list_for_each_entry(hdev, &bus->codec_list, list) {
529 struct hda_codec *codec;
530
531 codec = dev_to_hda_codec(&hdev->dev);
532
533 ret = avs_register_hda_board(adev, codec);
534 if (ret < 0)
535 dev_warn(adev->dev, "register hda-%08x failed: %d\n",
536 codec->core.vendor_id, ret);
537 }
538
539 return 0;
540 }
541
avs_register_all_boards(struct avs_dev * adev)542 int avs_register_all_boards(struct avs_dev *adev)
543 {
544 int ret;
545
546 #ifdef CONFIG_DEBUG_FS
547 ret = avs_register_probe_board(adev);
548 if (ret < 0)
549 dev_warn(adev->dev, "enumerate PROBE endpoints failed: %d\n", ret);
550 #endif
551
552 ret = avs_register_dmic_board(adev);
553 if (ret < 0)
554 dev_warn(adev->dev, "enumerate DMIC endpoints failed: %d\n",
555 ret);
556
557 ret = avs_register_i2s_boards(adev);
558 if (ret < 0)
559 dev_warn(adev->dev, "enumerate I2S endpoints failed: %d\n",
560 ret);
561
562 ret = avs_register_hda_boards(adev);
563 if (ret < 0)
564 dev_warn(adev->dev, "enumerate HDA endpoints failed: %d\n",
565 ret);
566
567 return 0;
568 }
569
avs_unregister_all_boards(struct avs_dev * adev)570 void avs_unregister_all_boards(struct avs_dev *adev)
571 {
572 snd_soc_unregister_component(adev->dev);
573 }
574
