1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright(c) 2021 Intel Corporation.
3
4 /*
5 * Intel SOF Machine Driver with Cirrus Logic CS42L42 Codec
6 * and speaker codec MAX98357A
7 */
8 #include <linux/i2c.h>
9 #include <linux/input.h>
10 #include <linux/module.h>
11 #include <linux/platform_device.h>
12 #include <linux/regulator/consumer.h>
13 #include <linux/dmi.h>
14 #include <sound/core.h>
15 #include <sound/jack.h>
16 #include <sound/pcm.h>
17 #include <sound/pcm_params.h>
18 #include <sound/soc.h>
19 #include <sound/sof.h>
20 #include <sound/soc-acpi.h>
21 #include <dt-bindings/sound/cs42l42.h>
22 #include "../../codecs/hdac_hdmi.h"
23 #include "../common/soc-intel-quirks.h"
24 #include "hda_dsp_common.h"
25 #include "sof_maxim_common.h"
26
27 #define NAME_SIZE 32
28
29 #define SOF_CS42L42_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0))
30 #define SOF_CS42L42_SSP_CODEC_MASK (GENMASK(2, 0))
31 #define SOF_SPEAKER_AMP_PRESENT BIT(3)
32 #define SOF_CS42L42_SSP_AMP_SHIFT 4
33 #define SOF_CS42L42_SSP_AMP_MASK (GENMASK(6, 4))
34 #define SOF_CS42L42_SSP_AMP(quirk) \
35 (((quirk) << SOF_CS42L42_SSP_AMP_SHIFT) & SOF_CS42L42_SSP_AMP_MASK)
36 #define SOF_CS42L42_NUM_HDMIDEV_SHIFT 7
37 #define SOF_CS42L42_NUM_HDMIDEV_MASK (GENMASK(9, 7))
38 #define SOF_CS42L42_NUM_HDMIDEV(quirk) \
39 (((quirk) << SOF_CS42L42_NUM_HDMIDEV_SHIFT) & SOF_CS42L42_NUM_HDMIDEV_MASK)
40 #define SOF_CS42L42_DAILINK_SHIFT 10
41 #define SOF_CS42L42_DAILINK_MASK (GENMASK(24, 10))
42 #define SOF_CS42L42_DAILINK(link1, link2, link3, link4, link5) \
43 ((((link1) | ((link2) << 3) | ((link3) << 6) | ((link4) << 9) | ((link5) << 12)) << SOF_CS42L42_DAILINK_SHIFT) & SOF_CS42L42_DAILINK_MASK)
44 #define SOF_BT_OFFLOAD_PRESENT BIT(25)
45 #define SOF_CS42L42_SSP_BT_SHIFT 26
46 #define SOF_CS42L42_SSP_BT_MASK (GENMASK(28, 26))
47 #define SOF_CS42L42_SSP_BT(quirk) \
48 (((quirk) << SOF_CS42L42_SSP_BT_SHIFT) & SOF_CS42L42_SSP_BT_MASK)
49 #define SOF_MAX98357A_SPEAKER_AMP_PRESENT BIT(29)
50 #define SOF_MAX98360A_SPEAKER_AMP_PRESENT BIT(30)
51
52 enum {
53 LINK_NONE = 0,
54 LINK_HP = 1,
55 LINK_SPK = 2,
56 LINK_DMIC = 3,
57 LINK_HDMI = 4,
58 LINK_BT = 5,
59 };
60
61 static struct snd_soc_jack_pin jack_pins[] = {
62 {
63 .pin = "Headphone Jack",
64 .mask = SND_JACK_HEADPHONE,
65 },
66 {
67 .pin = "Headset Mic",
68 .mask = SND_JACK_MICROPHONE,
69 },
70 };
71
72 /* Default: SSP2 */
73 static unsigned long sof_cs42l42_quirk = SOF_CS42L42_SSP_CODEC(2);
74
75 struct sof_hdmi_pcm {
76 struct list_head head;
77 struct snd_soc_dai *codec_dai;
78 struct snd_soc_jack hdmi_jack;
79 int device;
80 };
81
82 struct sof_card_private {
83 struct snd_soc_jack headset_jack;
84 struct list_head hdmi_pcm_list;
85 bool common_hdmi_codec_drv;
86 };
87
sof_hdmi_init(struct snd_soc_pcm_runtime * rtd)88 static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
89 {
90 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
91 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
92 struct sof_hdmi_pcm *pcm;
93
94 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
95 if (!pcm)
96 return -ENOMEM;
97
98 /* dai_link id is 1:1 mapped to the PCM device */
99 pcm->device = rtd->dai_link->id;
100 pcm->codec_dai = dai;
101
102 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
103
104 return 0;
105 }
106
sof_cs42l42_init(struct snd_soc_pcm_runtime * rtd)107 static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd)
108 {
109 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
110 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
111 struct snd_soc_jack *jack = &ctx->headset_jack;
112 int ret;
113
114 /*
115 * Headset buttons map to the google Reference headset.
116 * These can be configured by userspace.
117 */
118 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
119 SND_JACK_HEADSET | SND_JACK_BTN_0 |
120 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
121 SND_JACK_BTN_3,
122 jack,
123 jack_pins,
124 ARRAY_SIZE(jack_pins));
125 if (ret) {
126 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
127 return ret;
128 }
129
130 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
131 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
132 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
133 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
134
135 ret = snd_soc_component_set_jack(component, jack, NULL);
136 if (ret) {
137 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
138 return ret;
139 }
140
141 return ret;
142 };
143
sof_cs42l42_exit(struct snd_soc_pcm_runtime * rtd)144 static void sof_cs42l42_exit(struct snd_soc_pcm_runtime *rtd)
145 {
146 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
147
148 snd_soc_component_set_jack(component, NULL, NULL);
149 }
150
sof_cs42l42_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params)151 static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream,
152 struct snd_pcm_hw_params *params)
153 {
154 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
155 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
156 int clk_freq, ret;
157
158 clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */
159
160 if (clk_freq <= 0) {
161 dev_err(rtd->dev, "get bclk freq failed: %d\n", clk_freq);
162 return -EINVAL;
163 }
164
165 /* Configure sysclk for codec */
166 ret = snd_soc_dai_set_sysclk(codec_dai, 0,
167 clk_freq, SND_SOC_CLOCK_IN);
168 if (ret < 0)
169 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
170
171 return ret;
172 }
173
174 static const struct snd_soc_ops sof_cs42l42_ops = {
175 .hw_params = sof_cs42l42_hw_params,
176 };
177
178 static struct snd_soc_dai_link_component platform_component[] = {
179 {
180 /* name might be overridden during probe */
181 .name = "0000:00:1f.3"
182 }
183 };
184
sof_card_late_probe(struct snd_soc_card * card)185 static int sof_card_late_probe(struct snd_soc_card *card)
186 {
187 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
188 struct snd_soc_component *component = NULL;
189 char jack_name[NAME_SIZE];
190 struct sof_hdmi_pcm *pcm;
191 int err;
192
193 if (list_empty(&ctx->hdmi_pcm_list))
194 return -EINVAL;
195
196 if (ctx->common_hdmi_codec_drv) {
197 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm,
198 head);
199 component = pcm->codec_dai->component;
200 return hda_dsp_hdmi_build_controls(card, component);
201 }
202
203 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
204 component = pcm->codec_dai->component;
205 snprintf(jack_name, sizeof(jack_name),
206 "HDMI/DP, pcm=%d Jack", pcm->device);
207 err = snd_soc_card_jack_new(card, jack_name,
208 SND_JACK_AVOUT, &pcm->hdmi_jack);
209
210 if (err)
211 return err;
212
213 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
214 &pcm->hdmi_jack);
215 if (err < 0)
216 return err;
217 }
218
219 return hdac_hdmi_jack_port_init(component, &card->dapm);
220 }
221
222 static const struct snd_kcontrol_new sof_controls[] = {
223 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
224 SOC_DAPM_PIN_SWITCH("Headset Mic"),
225 };
226
227 static const struct snd_soc_dapm_widget sof_widgets[] = {
228 SND_SOC_DAPM_HP("Headphone Jack", NULL),
229 SND_SOC_DAPM_MIC("Headset Mic", NULL),
230 };
231
232 static const struct snd_soc_dapm_widget dmic_widgets[] = {
233 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
234 };
235
236 static const struct snd_soc_dapm_route sof_map[] = {
237 /* HP jack connectors - unknown if we have jack detection */
238 {"Headphone Jack", NULL, "HP"},
239
240 /* other jacks */
241 {"HS", NULL, "Headset Mic"},
242 };
243
244 static const struct snd_soc_dapm_route dmic_map[] = {
245 /* digital mics */
246 {"DMic", NULL, "SoC DMIC"},
247 };
248
dmic_init(struct snd_soc_pcm_runtime * rtd)249 static int dmic_init(struct snd_soc_pcm_runtime *rtd)
250 {
251 struct snd_soc_card *card = rtd->card;
252 int ret;
253
254 ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
255 ARRAY_SIZE(dmic_widgets));
256 if (ret) {
257 dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
258 /* Don't need to add routes if widget addition failed */
259 return ret;
260 }
261
262 ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
263 ARRAY_SIZE(dmic_map));
264
265 if (ret)
266 dev_err(card->dev, "DMic map addition failed: %d\n", ret);
267
268 return ret;
269 }
270
271 /* sof audio machine driver for cs42l42 codec */
272 static struct snd_soc_card sof_audio_card_cs42l42 = {
273 .name = "cs42l42", /* the sof- prefix is added by the core */
274 .owner = THIS_MODULE,
275 .controls = sof_controls,
276 .num_controls = ARRAY_SIZE(sof_controls),
277 .dapm_widgets = sof_widgets,
278 .num_dapm_widgets = ARRAY_SIZE(sof_widgets),
279 .dapm_routes = sof_map,
280 .num_dapm_routes = ARRAY_SIZE(sof_map),
281 .fully_routed = true,
282 .late_probe = sof_card_late_probe,
283 };
284
285 static struct snd_soc_dai_link_component cs42l42_component[] = {
286 {
287 .name = "i2c-10134242:00",
288 .dai_name = "cs42l42",
289 }
290 };
291
292 static struct snd_soc_dai_link_component dmic_component[] = {
293 {
294 .name = "dmic-codec",
295 .dai_name = "dmic-hifi",
296 }
297 };
298
create_spk_amp_dai_links(struct device * dev,struct snd_soc_dai_link * links,struct snd_soc_dai_link_component * cpus,int * id,int ssp_amp)299 static int create_spk_amp_dai_links(struct device *dev,
300 struct snd_soc_dai_link *links,
301 struct snd_soc_dai_link_component *cpus,
302 int *id, int ssp_amp)
303 {
304 int ret = 0;
305
306 /* speaker amp */
307 if (!(sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT))
308 return 0;
309
310 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec",
311 ssp_amp);
312 if (!links[*id].name) {
313 ret = -ENOMEM;
314 goto devm_err;
315 }
316
317 links[*id].id = *id;
318
319 if (sof_cs42l42_quirk & SOF_MAX98357A_SPEAKER_AMP_PRESENT) {
320 max_98357a_dai_link(&links[*id]);
321 } else if (sof_cs42l42_quirk & SOF_MAX98360A_SPEAKER_AMP_PRESENT) {
322 max_98360a_dai_link(&links[*id]);
323 } else {
324 dev_err(dev, "no amp defined\n");
325 ret = -EINVAL;
326 goto devm_err;
327 }
328
329 links[*id].platforms = platform_component;
330 links[*id].num_platforms = ARRAY_SIZE(platform_component);
331 links[*id].dpcm_playback = 1;
332 /* firmware-generated echo reference */
333 links[*id].dpcm_capture = 1;
334
335 links[*id].no_pcm = 1;
336 links[*id].cpus = &cpus[*id];
337 links[*id].num_cpus = 1;
338
339 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
340 "SSP%d Pin", ssp_amp);
341 if (!links[*id].cpus->dai_name) {
342 ret = -ENOMEM;
343 goto devm_err;
344 }
345
346 (*id)++;
347
348 devm_err:
349 return ret;
350 }
351
create_hp_codec_dai_links(struct device * dev,struct snd_soc_dai_link * links,struct snd_soc_dai_link_component * cpus,int * id,int ssp_codec)352 static int create_hp_codec_dai_links(struct device *dev,
353 struct snd_soc_dai_link *links,
354 struct snd_soc_dai_link_component *cpus,
355 int *id, int ssp_codec)
356 {
357 /* codec SSP */
358 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec",
359 ssp_codec);
360 if (!links[*id].name)
361 goto devm_err;
362
363 links[*id].id = *id;
364 links[*id].codecs = cs42l42_component;
365 links[*id].num_codecs = ARRAY_SIZE(cs42l42_component);
366 links[*id].platforms = platform_component;
367 links[*id].num_platforms = ARRAY_SIZE(platform_component);
368 links[*id].init = sof_cs42l42_init;
369 links[*id].exit = sof_cs42l42_exit;
370 links[*id].ops = &sof_cs42l42_ops;
371 links[*id].dpcm_playback = 1;
372 links[*id].dpcm_capture = 1;
373 links[*id].no_pcm = 1;
374 links[*id].cpus = &cpus[*id];
375 links[*id].num_cpus = 1;
376
377 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
378 "SSP%d Pin",
379 ssp_codec);
380 if (!links[*id].cpus->dai_name)
381 goto devm_err;
382
383 (*id)++;
384
385 return 0;
386
387 devm_err:
388 return -ENOMEM;
389 }
390
create_dmic_dai_links(struct device * dev,struct snd_soc_dai_link * links,struct snd_soc_dai_link_component * cpus,int * id,int dmic_be_num)391 static int create_dmic_dai_links(struct device *dev,
392 struct snd_soc_dai_link *links,
393 struct snd_soc_dai_link_component *cpus,
394 int *id, int dmic_be_num)
395 {
396 int i;
397
398 /* dmic */
399 if (dmic_be_num <= 0)
400 return 0;
401
402 /* at least we have dmic01 */
403 links[*id].name = "dmic01";
404 links[*id].cpus = &cpus[*id];
405 links[*id].cpus->dai_name = "DMIC01 Pin";
406 links[*id].init = dmic_init;
407 if (dmic_be_num > 1) {
408 /* set up 2 BE links at most */
409 links[*id + 1].name = "dmic16k";
410 links[*id + 1].cpus = &cpus[*id + 1];
411 links[*id + 1].cpus->dai_name = "DMIC16k Pin";
412 dmic_be_num = 2;
413 }
414
415 for (i = 0; i < dmic_be_num; i++) {
416 links[*id].id = *id;
417 links[*id].num_cpus = 1;
418 links[*id].codecs = dmic_component;
419 links[*id].num_codecs = ARRAY_SIZE(dmic_component);
420 links[*id].platforms = platform_component;
421 links[*id].num_platforms = ARRAY_SIZE(platform_component);
422 links[*id].ignore_suspend = 1;
423 links[*id].dpcm_capture = 1;
424 links[*id].no_pcm = 1;
425
426 (*id)++;
427 }
428
429 return 0;
430 }
431
create_hdmi_dai_links(struct device * dev,struct snd_soc_dai_link * links,struct snd_soc_dai_link_component * cpus,int * id,int hdmi_num)432 static int create_hdmi_dai_links(struct device *dev,
433 struct snd_soc_dai_link *links,
434 struct snd_soc_dai_link_component *cpus,
435 int *id, int hdmi_num)
436 {
437 struct snd_soc_dai_link_component *idisp_components;
438 int i;
439
440 /* HDMI */
441 if (hdmi_num <= 0)
442 return 0;
443
444 idisp_components = devm_kcalloc(dev,
445 hdmi_num,
446 sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
447 if (!idisp_components)
448 goto devm_err;
449
450 for (i = 1; i <= hdmi_num; i++) {
451 links[*id].name = devm_kasprintf(dev, GFP_KERNEL,
452 "iDisp%d", i);
453 if (!links[*id].name)
454 goto devm_err;
455
456 links[*id].id = *id;
457 links[*id].cpus = &cpus[*id];
458 links[*id].num_cpus = 1;
459 links[*id].cpus->dai_name = devm_kasprintf(dev,
460 GFP_KERNEL,
461 "iDisp%d Pin",
462 i);
463 if (!links[*id].cpus->dai_name)
464 goto devm_err;
465
466 idisp_components[i - 1].name = "ehdaudio0D2";
467 idisp_components[i - 1].dai_name = devm_kasprintf(dev,
468 GFP_KERNEL,
469 "intel-hdmi-hifi%d",
470 i);
471 if (!idisp_components[i - 1].dai_name)
472 goto devm_err;
473
474 links[*id].codecs = &idisp_components[i - 1];
475 links[*id].num_codecs = 1;
476 links[*id].platforms = platform_component;
477 links[*id].num_platforms = ARRAY_SIZE(platform_component);
478 links[*id].init = sof_hdmi_init;
479 links[*id].dpcm_playback = 1;
480 links[*id].no_pcm = 1;
481
482 (*id)++;
483 }
484
485 return 0;
486
487 devm_err:
488 return -ENOMEM;
489 }
490
create_bt_offload_dai_links(struct device * dev,struct snd_soc_dai_link * links,struct snd_soc_dai_link_component * cpus,int * id,int ssp_bt)491 static int create_bt_offload_dai_links(struct device *dev,
492 struct snd_soc_dai_link *links,
493 struct snd_soc_dai_link_component *cpus,
494 int *id, int ssp_bt)
495 {
496 /* bt offload */
497 if (!(sof_cs42l42_quirk & SOF_BT_OFFLOAD_PRESENT))
498 return 0;
499
500 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT",
501 ssp_bt);
502 if (!links[*id].name)
503 goto devm_err;
504
505 links[*id].id = *id;
506 links[*id].codecs = &asoc_dummy_dlc;
507 links[*id].num_codecs = 1;
508 links[*id].platforms = platform_component;
509 links[*id].num_platforms = ARRAY_SIZE(platform_component);
510
511 links[*id].dpcm_playback = 1;
512 links[*id].dpcm_capture = 1;
513 links[*id].no_pcm = 1;
514 links[*id].cpus = &cpus[*id];
515 links[*id].num_cpus = 1;
516
517 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
518 "SSP%d Pin",
519 ssp_bt);
520 if (!links[*id].cpus->dai_name)
521 goto devm_err;
522
523 (*id)++;
524
525 return 0;
526
527 devm_err:
528 return -ENOMEM;
529 }
530
sof_card_dai_links_create(struct device * dev,int ssp_codec,int ssp_amp,int ssp_bt,int dmic_be_num,int hdmi_num)531 static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
532 int ssp_codec,
533 int ssp_amp,
534 int ssp_bt,
535 int dmic_be_num,
536 int hdmi_num)
537 {
538 struct snd_soc_dai_link_component *cpus;
539 struct snd_soc_dai_link *links;
540 int ret, id = 0, link_seq;
541
542 links = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
543 sizeof(struct snd_soc_dai_link), GFP_KERNEL);
544 cpus = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
545 sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
546 if (!links || !cpus)
547 goto devm_err;
548
549 link_seq = (sof_cs42l42_quirk & SOF_CS42L42_DAILINK_MASK) >> SOF_CS42L42_DAILINK_SHIFT;
550
551 while (link_seq) {
552 int link_type = link_seq & 0x07;
553
554 switch (link_type) {
555 case LINK_HP:
556 ret = create_hp_codec_dai_links(dev, links, cpus, &id, ssp_codec);
557 if (ret < 0) {
558 dev_err(dev, "fail to create hp codec dai links, ret %d\n",
559 ret);
560 goto devm_err;
561 }
562 break;
563 case LINK_SPK:
564 ret = create_spk_amp_dai_links(dev, links, cpus, &id, ssp_amp);
565 if (ret < 0) {
566 dev_err(dev, "fail to create spk amp dai links, ret %d\n",
567 ret);
568 goto devm_err;
569 }
570 break;
571 case LINK_DMIC:
572 ret = create_dmic_dai_links(dev, links, cpus, &id, dmic_be_num);
573 if (ret < 0) {
574 dev_err(dev, "fail to create dmic dai links, ret %d\n",
575 ret);
576 goto devm_err;
577 }
578 break;
579 case LINK_HDMI:
580 ret = create_hdmi_dai_links(dev, links, cpus, &id, hdmi_num);
581 if (ret < 0) {
582 dev_err(dev, "fail to create hdmi dai links, ret %d\n",
583 ret);
584 goto devm_err;
585 }
586 break;
587 case LINK_BT:
588 ret = create_bt_offload_dai_links(dev, links, cpus, &id, ssp_bt);
589 if (ret < 0) {
590 dev_err(dev, "fail to create bt offload dai links, ret %d\n",
591 ret);
592 goto devm_err;
593 }
594 break;
595 case LINK_NONE:
596 /* caught here if it's not used as terminator in macro */
597 default:
598 dev_err(dev, "invalid link type %d\n", link_type);
599 goto devm_err;
600 }
601
602 link_seq >>= 3;
603 }
604
605 return links;
606 devm_err:
607 return NULL;
608 }
609
sof_audio_probe(struct platform_device * pdev)610 static int sof_audio_probe(struct platform_device *pdev)
611 {
612 struct snd_soc_dai_link *dai_links;
613 struct snd_soc_acpi_mach *mach;
614 struct sof_card_private *ctx;
615 int dmic_be_num, hdmi_num;
616 int ret, ssp_bt, ssp_amp, ssp_codec;
617
618 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
619 if (!ctx)
620 return -ENOMEM;
621
622 if (pdev->id_entry && pdev->id_entry->driver_data)
623 sof_cs42l42_quirk = (unsigned long)pdev->id_entry->driver_data;
624
625 mach = pdev->dev.platform_data;
626
627 if (soc_intel_is_glk()) {
628 dmic_be_num = 1;
629 hdmi_num = 3;
630 } else {
631 dmic_be_num = 2;
632 hdmi_num = (sof_cs42l42_quirk & SOF_CS42L42_NUM_HDMIDEV_MASK) >>
633 SOF_CS42L42_NUM_HDMIDEV_SHIFT;
634 /* default number of HDMI DAI's */
635 if (!hdmi_num)
636 hdmi_num = 3;
637 }
638
639 dev_dbg(&pdev->dev, "sof_cs42l42_quirk = %lx\n", sof_cs42l42_quirk);
640
641 ssp_bt = (sof_cs42l42_quirk & SOF_CS42L42_SSP_BT_MASK) >>
642 SOF_CS42L42_SSP_BT_SHIFT;
643
644 ssp_amp = (sof_cs42l42_quirk & SOF_CS42L42_SSP_AMP_MASK) >>
645 SOF_CS42L42_SSP_AMP_SHIFT;
646
647 ssp_codec = sof_cs42l42_quirk & SOF_CS42L42_SSP_CODEC_MASK;
648
649 /* compute number of dai links */
650 sof_audio_card_cs42l42.num_links = 1 + dmic_be_num + hdmi_num;
651
652 if (sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT)
653 sof_audio_card_cs42l42.num_links++;
654 if (sof_cs42l42_quirk & SOF_BT_OFFLOAD_PRESENT)
655 sof_audio_card_cs42l42.num_links++;
656
657 dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, ssp_amp,
658 ssp_bt, dmic_be_num, hdmi_num);
659 if (!dai_links)
660 return -ENOMEM;
661
662 sof_audio_card_cs42l42.dai_link = dai_links;
663
664 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
665
666 sof_audio_card_cs42l42.dev = &pdev->dev;
667
668 /* set platform name for each dailink */
669 ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_cs42l42,
670 mach->mach_params.platform);
671 if (ret)
672 return ret;
673
674 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
675
676 snd_soc_card_set_drvdata(&sof_audio_card_cs42l42, ctx);
677
678 return devm_snd_soc_register_card(&pdev->dev,
679 &sof_audio_card_cs42l42);
680 }
681
682 static const struct platform_device_id board_ids[] = {
683 {
684 .name = "glk_cs4242_mx98357a",
685 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(2) |
686 SOF_SPEAKER_AMP_PRESENT |
687 SOF_MAX98357A_SPEAKER_AMP_PRESENT |
688 SOF_CS42L42_SSP_AMP(1)) |
689 SOF_CS42L42_DAILINK(LINK_SPK, LINK_HP, LINK_DMIC, LINK_HDMI, LINK_NONE),
690 },
691 {
692 .name = "jsl_cs4242_mx98360a",
693 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(0) |
694 SOF_SPEAKER_AMP_PRESENT |
695 SOF_MAX98360A_SPEAKER_AMP_PRESENT |
696 SOF_CS42L42_SSP_AMP(1)) |
697 SOF_CS42L42_DAILINK(LINK_HP, LINK_DMIC, LINK_HDMI, LINK_SPK, LINK_NONE),
698 },
699 {
700 .name = "adl_mx98360a_cs4242",
701 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(0) |
702 SOF_SPEAKER_AMP_PRESENT |
703 SOF_MAX98360A_SPEAKER_AMP_PRESENT |
704 SOF_CS42L42_SSP_AMP(1) |
705 SOF_CS42L42_NUM_HDMIDEV(4) |
706 SOF_BT_OFFLOAD_PRESENT |
707 SOF_CS42L42_SSP_BT(2) |
708 SOF_CS42L42_DAILINK(LINK_HP, LINK_DMIC, LINK_HDMI, LINK_SPK, LINK_BT)),
709 },
710 { }
711 };
712 MODULE_DEVICE_TABLE(platform, board_ids);
713
714 static struct platform_driver sof_audio = {
715 .probe = sof_audio_probe,
716 .driver = {
717 .name = "sof_cs42l42",
718 .pm = &snd_soc_pm_ops,
719 },
720 .id_table = board_ids,
721 };
722 module_platform_driver(sof_audio)
723
724 /* Module information */
725 MODULE_DESCRIPTION("SOF Audio Machine driver for CS42L42");
726 MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
727 MODULE_LICENSE("GPL");
728 MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
729 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);
730