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 = "MX98373",
140 .drv_name = "avs_max98373",
141 .mach_params = {
142 .i2s_link_mask = AVS_SSP(0),
143 },
144 .tplg_filename = "max98373-tplg.bin",
145 },
146 {
147 .id = "MX98357A",
148 .drv_name = "avs_max98357a",
149 .mach_params = {
150 .i2s_link_mask = AVS_SSP(0),
151 },
152 .tplg_filename = "max98357a-tplg.bin",
153 },
154 {
155 .id = "DLGS7219",
156 .drv_name = "avs_da7219",
157 .mach_params = {
158 .i2s_link_mask = AVS_SSP(1),
159 },
160 .tplg_filename = "da7219-tplg.bin",
161 },
162 {},
163 };
164
165 static struct snd_soc_acpi_mach avs_apl_i2s_machines[] = {
166 {
167 .id = "INT343A",
168 .drv_name = "avs_rt298",
169 .mach_params = {
170 .i2s_link_mask = AVS_SSP(5),
171 },
172 .tplg_filename = "rt298-tplg.bin",
173 },
174 {
175 .id = "INT34C3",
176 .drv_name = "avs_tdf8532",
177 .mach_params = {
178 .i2s_link_mask = AVS_SSP_RANGE(0, 5),
179 },
180 .pdata = (unsigned long[]){ 0, 0, 0x14, 0, 0, 0 }, /* SSP2 TDMs */
181 .tplg_filename = "tdf8532-tplg.bin",
182 },
183 {
184 .id = "MX98357A",
185 .drv_name = "avs_max98357a",
186 .mach_params = {
187 .i2s_link_mask = AVS_SSP(5),
188 },
189 .tplg_filename = "max98357a-tplg.bin",
190 },
191 {
192 .id = "DLGS7219",
193 .drv_name = "avs_da7219",
194 .mach_params = {
195 .i2s_link_mask = AVS_SSP(1),
196 },
197 .tplg_filename = "da7219-tplg.bin",
198 },
199 {},
200 };
201
202 static struct snd_soc_acpi_mach avs_gml_i2s_machines[] = {
203 {
204 .id = "INT343A",
205 .drv_name = "avs_rt298",
206 .mach_params = {
207 .i2s_link_mask = AVS_SSP(2),
208 },
209 .tplg_filename = "rt298-tplg.bin",
210 },
211 {},
212 };
213
214 static struct snd_soc_acpi_mach avs_test_i2s_machines[] = {
215 {
216 .drv_name = "avs_i2s_test",
217 .mach_params = {
218 .i2s_link_mask = AVS_SSP(0),
219 },
220 .tplg_filename = "i2s-test-tplg.bin",
221 },
222 {
223 .drv_name = "avs_i2s_test",
224 .mach_params = {
225 .i2s_link_mask = AVS_SSP(1),
226 },
227 .tplg_filename = "i2s-test-tplg.bin",
228 },
229 {
230 .drv_name = "avs_i2s_test",
231 .mach_params = {
232 .i2s_link_mask = AVS_SSP(2),
233 },
234 .tplg_filename = "i2s-test-tplg.bin",
235 },
236 {
237 .drv_name = "avs_i2s_test",
238 .mach_params = {
239 .i2s_link_mask = AVS_SSP(3),
240 },
241 .tplg_filename = "i2s-test-tplg.bin",
242 },
243 {
244 .drv_name = "avs_i2s_test",
245 .mach_params = {
246 .i2s_link_mask = AVS_SSP(4),
247 },
248 .tplg_filename = "i2s-test-tplg.bin",
249 },
250 {
251 .drv_name = "avs_i2s_test",
252 .mach_params = {
253 .i2s_link_mask = AVS_SSP(5),
254 },
255 .tplg_filename = "i2s-test-tplg.bin",
256 },
257 /* no NULL terminator, as we depend on ARRAY SIZE due to .id == NULL */
258 };
259
260 struct avs_acpi_boards {
261 int id;
262 struct snd_soc_acpi_mach *machs;
263 };
264
265 #define AVS_MACH_ENTRY(_id, _mach) \
266 { .id = (_id), .machs = (_mach), }
267
268 /* supported I2S boards per platform */
269 static const struct avs_acpi_boards i2s_boards[] = {
270 AVS_MACH_ENTRY(0x9d70, avs_skl_i2s_machines), /* SKL */
271 AVS_MACH_ENTRY(0x9d71, avs_kbl_i2s_machines), /* KBL */
272 AVS_MACH_ENTRY(0x5a98, avs_apl_i2s_machines), /* APL */
273 AVS_MACH_ENTRY(0x3198, avs_gml_i2s_machines), /* GML */
274 {},
275 };
276
avs_get_i2s_boards(struct avs_dev * adev)277 static const struct avs_acpi_boards *avs_get_i2s_boards(struct avs_dev *adev)
278 {
279 int id, i;
280
281 id = adev->base.pci->device;
282 for (i = 0; i < ARRAY_SIZE(i2s_boards); i++)
283 if (i2s_boards[i].id == id)
284 return &i2s_boards[i];
285 return NULL;
286 }
287
288 /* platform devices owned by AVS audio are removed with this hook */
board_pdev_unregister(void * data)289 static void board_pdev_unregister(void *data)
290 {
291 platform_device_unregister(data);
292 }
293
avs_register_probe_board(struct avs_dev * adev)294 static int __maybe_unused avs_register_probe_board(struct avs_dev *adev)
295 {
296 struct platform_device *board;
297 struct snd_soc_acpi_mach mach = {{0}};
298 int ret;
299
300 ret = avs_probe_platform_register(adev, "probe-platform");
301 if (ret < 0)
302 return ret;
303
304 mach.mach_params.platform = "probe-platform";
305
306 board = platform_device_register_data(NULL, "avs_probe_mb", PLATFORM_DEVID_NONE,
307 (const void *)&mach, sizeof(mach));
308 if (IS_ERR(board)) {
309 dev_err(adev->dev, "probe board register failed\n");
310 return PTR_ERR(board);
311 }
312
313 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
314 if (ret < 0) {
315 platform_device_unregister(board);
316 return ret;
317 }
318 return 0;
319 }
320
avs_register_dmic_board(struct avs_dev * adev)321 static int avs_register_dmic_board(struct avs_dev *adev)
322 {
323 struct platform_device *codec, *board;
324 struct snd_soc_acpi_mach mach = {{0}};
325 int ret;
326
327 if (!adev->nhlt ||
328 !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_DMIC)) {
329 dev_dbg(adev->dev, "no DMIC endpoints present\n");
330 return 0;
331 }
332
333 codec = platform_device_register_simple("dmic-codec", PLATFORM_DEVID_NONE, NULL, 0);
334 if (IS_ERR(codec)) {
335 dev_err(adev->dev, "dmic codec register failed\n");
336 return PTR_ERR(codec);
337 }
338
339 ret = devm_add_action(adev->dev, board_pdev_unregister, codec);
340 if (ret < 0) {
341 platform_device_unregister(codec);
342 return ret;
343 }
344
345 ret = avs_dmic_platform_register(adev, "dmic-platform");
346 if (ret < 0)
347 return ret;
348
349 mach.tplg_filename = "dmic-tplg.bin";
350 mach.mach_params.platform = "dmic-platform";
351
352 board = platform_device_register_data(NULL, "avs_dmic", PLATFORM_DEVID_NONE,
353 (const void *)&mach, sizeof(mach));
354 if (IS_ERR(board)) {
355 dev_err(adev->dev, "dmic board register failed\n");
356 return PTR_ERR(board);
357 }
358
359 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
360 if (ret < 0) {
361 platform_device_unregister(board);
362 return ret;
363 }
364
365 return 0;
366 }
367
avs_register_i2s_board(struct avs_dev * adev,struct snd_soc_acpi_mach * mach)368 static int avs_register_i2s_board(struct avs_dev *adev, struct snd_soc_acpi_mach *mach)
369 {
370 struct platform_device *board;
371 int num_ssps;
372 char *name;
373 int ret;
374
375 num_ssps = adev->hw_cfg.i2s_caps.ctrl_count;
376 if (fls(mach->mach_params.i2s_link_mask) > num_ssps) {
377 dev_err(adev->dev, "Platform supports %d SSPs but board %s requires SSP%ld\n",
378 num_ssps, mach->drv_name,
379 (unsigned long)__fls(mach->mach_params.i2s_link_mask));
380 return -ENODEV;
381 }
382
383 name = devm_kasprintf(adev->dev, GFP_KERNEL, "%s.%d-platform", mach->drv_name,
384 mach->mach_params.i2s_link_mask);
385 if (!name)
386 return -ENOMEM;
387
388 ret = avs_i2s_platform_register(adev, name, mach->mach_params.i2s_link_mask, mach->pdata);
389 if (ret < 0)
390 return ret;
391
392 mach->mach_params.platform = name;
393
394 board = platform_device_register_data(NULL, mach->drv_name, mach->mach_params.i2s_link_mask,
395 (const void *)mach, sizeof(*mach));
396 if (IS_ERR(board)) {
397 dev_err(adev->dev, "ssp board register failed\n");
398 return PTR_ERR(board);
399 }
400
401 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
402 if (ret < 0) {
403 platform_device_unregister(board);
404 return ret;
405 }
406
407 return 0;
408 }
409
avs_register_i2s_boards(struct avs_dev * adev)410 static int avs_register_i2s_boards(struct avs_dev *adev)
411 {
412 const struct avs_acpi_boards *boards;
413 struct snd_soc_acpi_mach *mach;
414 int ret;
415
416 if (!adev->nhlt || !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_SSP)) {
417 dev_dbg(adev->dev, "no I2S endpoints present\n");
418 return 0;
419 }
420
421 if (i2s_test) {
422 int i, num_ssps;
423
424 num_ssps = adev->hw_cfg.i2s_caps.ctrl_count;
425 /* constrain just in case FW says there can be more SSPs than possible */
426 num_ssps = min_t(int, ARRAY_SIZE(avs_test_i2s_machines), num_ssps);
427
428 mach = avs_test_i2s_machines;
429
430 for (i = 0; i < num_ssps; i++) {
431 ret = avs_register_i2s_board(adev, &mach[i]);
432 if (ret < 0)
433 dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name,
434 ret);
435 }
436 return 0;
437 }
438
439 boards = avs_get_i2s_boards(adev);
440 if (!boards) {
441 dev_dbg(adev->dev, "no I2S endpoints supported\n");
442 return 0;
443 }
444
445 for (mach = boards->machs; mach->id[0]; mach++) {
446 if (!acpi_dev_present(mach->id, NULL, -1))
447 continue;
448
449 if (mach->machine_quirk)
450 if (!mach->machine_quirk(mach))
451 continue;
452
453 ret = avs_register_i2s_board(adev, mach);
454 if (ret < 0)
455 dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name, ret);
456 }
457
458 return 0;
459 }
460
avs_register_hda_board(struct avs_dev * adev,struct hda_codec * codec)461 static int avs_register_hda_board(struct avs_dev *adev, struct hda_codec *codec)
462 {
463 struct snd_soc_acpi_mach mach = {{0}};
464 struct platform_device *board;
465 struct hdac_device *hdev = &codec->core;
466 char *pname;
467 int ret, id;
468
469 pname = devm_kasprintf(adev->dev, GFP_KERNEL, "%s-platform", dev_name(&hdev->dev));
470 if (!pname)
471 return -ENOMEM;
472
473 ret = avs_hda_platform_register(adev, pname);
474 if (ret < 0)
475 return ret;
476
477 mach.pdata = codec;
478 mach.mach_params.platform = pname;
479 mach.tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL, "hda-%08x-tplg.bin",
480 hdev->vendor_id);
481 if (!mach.tplg_filename)
482 return -ENOMEM;
483
484 id = adev->base.core.idx * HDA_MAX_CODECS + hdev->addr;
485 board = platform_device_register_data(NULL, "avs_hdaudio", id, (const void *)&mach,
486 sizeof(mach));
487 if (IS_ERR(board)) {
488 dev_err(adev->dev, "hda board register failed\n");
489 return PTR_ERR(board);
490 }
491
492 ret = devm_add_action(adev->dev, board_pdev_unregister, board);
493 if (ret < 0) {
494 platform_device_unregister(board);
495 return ret;
496 }
497
498 return 0;
499 }
500
avs_register_hda_boards(struct avs_dev * adev)501 static int avs_register_hda_boards(struct avs_dev *adev)
502 {
503 struct hdac_bus *bus = &adev->base.core;
504 struct hdac_device *hdev;
505 int ret;
506
507 if (!bus->num_codecs) {
508 dev_dbg(adev->dev, "no HDA endpoints present\n");
509 return 0;
510 }
511
512 list_for_each_entry(hdev, &bus->codec_list, list) {
513 struct hda_codec *codec;
514
515 codec = dev_to_hda_codec(&hdev->dev);
516
517 ret = avs_register_hda_board(adev, codec);
518 if (ret < 0)
519 dev_warn(adev->dev, "register hda-%08x failed: %d\n",
520 codec->core.vendor_id, ret);
521 }
522
523 return 0;
524 }
525
avs_register_all_boards(struct avs_dev * adev)526 int avs_register_all_boards(struct avs_dev *adev)
527 {
528 int ret;
529
530 #ifdef CONFIG_DEBUG_FS
531 ret = avs_register_probe_board(adev);
532 if (ret < 0)
533 dev_warn(adev->dev, "enumerate PROBE endpoints failed: %d\n", ret);
534 #endif
535
536 ret = avs_register_dmic_board(adev);
537 if (ret < 0)
538 dev_warn(adev->dev, "enumerate DMIC endpoints failed: %d\n",
539 ret);
540
541 ret = avs_register_i2s_boards(adev);
542 if (ret < 0)
543 dev_warn(adev->dev, "enumerate I2S endpoints failed: %d\n",
544 ret);
545
546 ret = avs_register_hda_boards(adev);
547 if (ret < 0)
548 dev_warn(adev->dev, "enumerate HDA endpoints failed: %d\n",
549 ret);
550
551 return 0;
552 }
553
avs_unregister_all_boards(struct avs_dev * adev)554 void avs_unregister_all_boards(struct avs_dev *adev)
555 {
556 snd_soc_unregister_component(adev->dev);
557 }
558