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19#include <linux/module.h>
20#include <linux/platform_device.h>
21#include <sound/core.h>
22#include <sound/pcm.h>
23#include <sound/soc.h>
24#include <sound/jack.h>
25#include <sound/pcm_params.h>
26#include "../../codecs/hdac_hdmi.h"
27#include "../../codecs/rt298.h"
28
29
30static struct snd_soc_jack broxton_headset;
31static struct snd_soc_jack broxton_hdmi[3];
32
33struct bxt_hdmi_pcm {
34 struct list_head head;
35 struct snd_soc_dai *codec_dai;
36 int device;
37};
38
39struct bxt_rt286_private {
40 struct list_head hdmi_pcm_list;
41};
42
43enum {
44 BXT_DPCM_AUDIO_PB = 0,
45 BXT_DPCM_AUDIO_CP,
46 BXT_DPCM_AUDIO_REF_CP,
47 BXT_DPCM_AUDIO_DMIC_CP,
48 BXT_DPCM_AUDIO_HDMI1_PB,
49 BXT_DPCM_AUDIO_HDMI2_PB,
50 BXT_DPCM_AUDIO_HDMI3_PB,
51};
52
53static struct snd_soc_jack_pin broxton_headset_pins[] = {
54 {
55 .pin = "Mic Jack",
56 .mask = SND_JACK_MICROPHONE,
57 },
58 {
59 .pin = "Headphone Jack",
60 .mask = SND_JACK_HEADPHONE,
61 },
62};
63
64static const struct snd_kcontrol_new broxton_controls[] = {
65 SOC_DAPM_PIN_SWITCH("Speaker"),
66 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
67 SOC_DAPM_PIN_SWITCH("Mic Jack"),
68};
69
70static const struct snd_soc_dapm_widget broxton_widgets[] = {
71 SND_SOC_DAPM_HP("Headphone Jack", NULL),
72 SND_SOC_DAPM_SPK("Speaker", NULL),
73 SND_SOC_DAPM_MIC("Mic Jack", NULL),
74 SND_SOC_DAPM_MIC("DMIC2", NULL),
75 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
76 SND_SOC_DAPM_SPK("HDMI1", NULL),
77 SND_SOC_DAPM_SPK("HDMI2", NULL),
78 SND_SOC_DAPM_SPK("HDMI3", NULL),
79};
80
81static const struct snd_soc_dapm_route broxton_rt298_map[] = {
82
83 {"Speaker", NULL, "SPOR"},
84 {"Speaker", NULL, "SPOL"},
85
86
87 {"Headphone Jack", NULL, "HPO Pin"},
88
89
90 {"MIC1", NULL, "Mic Jack"},
91
92
93 {"DMIC1 Pin", NULL, "DMIC2"},
94 {"DMic", NULL, "SoC DMIC"},
95
96 {"HDMI1", NULL, "hif5-0 Output"},
97 {"HDMI2", NULL, "hif6-0 Output"},
98 {"HDMI2", NULL, "hif7-0 Output"},
99
100
101 { "AIF1 Playback", NULL, "ssp5 Tx"},
102 { "ssp5 Tx", NULL, "codec0_out"},
103 { "ssp5 Tx", NULL, "codec1_out"},
104
105 { "codec0_in", NULL, "ssp5 Rx" },
106 { "ssp5 Rx", NULL, "AIF1 Capture" },
107
108 { "dmic01_hifi", NULL, "DMIC01 Rx" },
109 { "DMIC01 Rx", NULL, "Capture" },
110
111 { "hifi3", NULL, "iDisp3 Tx"},
112 { "iDisp3 Tx", NULL, "iDisp3_out"},
113 { "hifi2", NULL, "iDisp2 Tx"},
114 { "iDisp2 Tx", NULL, "iDisp2_out"},
115 { "hifi1", NULL, "iDisp1 Tx"},
116 { "iDisp1 Tx", NULL, "iDisp1_out"},
117
118};
119
120static int broxton_rt298_fe_init(struct snd_soc_pcm_runtime *rtd)
121{
122 struct snd_soc_dapm_context *dapm;
123 struct snd_soc_component *component = rtd->cpu_dai->component;
124
125 dapm = snd_soc_component_get_dapm(component);
126 snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
127
128 return 0;
129}
130
131static int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd)
132{
133 struct snd_soc_codec *codec = rtd->codec;
134 int ret = 0;
135
136 ret = snd_soc_card_jack_new(rtd->card, "Headset",
137 SND_JACK_HEADSET | SND_JACK_BTN_0,
138 &broxton_headset,
139 broxton_headset_pins, ARRAY_SIZE(broxton_headset_pins));
140
141 if (ret)
142 return ret;
143
144 rt298_mic_detect(codec, &broxton_headset);
145
146 snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
147
148 return 0;
149}
150
151static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
152{
153 struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card);
154 struct snd_soc_dai *dai = rtd->codec_dai;
155 struct bxt_hdmi_pcm *pcm;
156
157 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
158 if (!pcm)
159 return -ENOMEM;
160
161 pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
162 pcm->codec_dai = dai;
163
164 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
165
166 return 0;
167}
168
169static int broxton_ssp5_fixup(struct snd_soc_pcm_runtime *rtd,
170 struct snd_pcm_hw_params *params)
171{
172 struct snd_interval *rate = hw_param_interval(params,
173 SNDRV_PCM_HW_PARAM_RATE);
174 struct snd_interval *channels = hw_param_interval(params,
175 SNDRV_PCM_HW_PARAM_CHANNELS);
176 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
177
178
179 rate->min = rate->max = 48000;
180 channels->min = channels->max = 2;
181
182
183 snd_mask_none(fmt);
184 snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
185
186 return 0;
187}
188
189static int broxton_rt298_hw_params(struct snd_pcm_substream *substream,
190 struct snd_pcm_hw_params *params)
191{
192 struct snd_soc_pcm_runtime *rtd = substream->private_data;
193 struct snd_soc_dai *codec_dai = rtd->codec_dai;
194 int ret;
195
196 ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL,
197 19200000, SND_SOC_CLOCK_IN);
198 if (ret < 0) {
199 dev_err(rtd->dev, "can't set codec sysclk configuration\n");
200 return ret;
201 }
202
203 return ret;
204}
205
206static const struct snd_soc_ops broxton_rt298_ops = {
207 .hw_params = broxton_rt298_hw_params,
208};
209
210static const unsigned int rates[] = {
211 48000,
212};
213
214static const struct snd_pcm_hw_constraint_list constraints_rates = {
215 .count = ARRAY_SIZE(rates),
216 .list = rates,
217 .mask = 0,
218};
219
220static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
221 struct snd_pcm_hw_params *params)
222{
223 struct snd_interval *channels = hw_param_interval(params,
224 SNDRV_PCM_HW_PARAM_CHANNELS);
225 channels->min = channels->max = 4;
226
227 return 0;
228}
229
230static const unsigned int channels_dmic[] = {
231 1, 2, 3, 4,
232};
233
234static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
235 .count = ARRAY_SIZE(channels_dmic),
236 .list = channels_dmic,
237 .mask = 0,
238};
239
240static int broxton_dmic_startup(struct snd_pcm_substream *substream)
241{
242 struct snd_pcm_runtime *runtime = substream->runtime;
243
244 runtime->hw.channels_max = 4;
245 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
246 &constraints_dmic_channels);
247
248 return snd_pcm_hw_constraint_list(substream->runtime, 0,
249 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
250}
251
252static const struct snd_soc_ops broxton_dmic_ops = {
253 .startup = broxton_dmic_startup,
254};
255
256static const unsigned int channels[] = {
257 2,
258};
259
260static const struct snd_pcm_hw_constraint_list constraints_channels = {
261 .count = ARRAY_SIZE(channels),
262 .list = channels,
263 .mask = 0,
264};
265
266static int bxt_fe_startup(struct snd_pcm_substream *substream)
267{
268 struct snd_pcm_runtime *runtime = substream->runtime;
269
270
271
272
273
274
275
276
277 runtime->hw.channels_max = 2;
278 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
279 &constraints_channels);
280
281 runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
282 snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
283 snd_pcm_hw_constraint_list(runtime, 0,
284 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
285
286 return 0;
287}
288
289static const struct snd_soc_ops broxton_rt286_fe_ops = {
290 .startup = bxt_fe_startup,
291};
292
293
294static struct snd_soc_dai_link broxton_rt298_dais[] = {
295
296 [BXT_DPCM_AUDIO_PB] =
297 {
298 .name = "Bxt Audio Port",
299 .stream_name = "Audio",
300 .cpu_dai_name = "System Pin",
301 .platform_name = "0000:00:0e.0",
302 .nonatomic = 1,
303 .dynamic = 1,
304 .codec_name = "snd-soc-dummy",
305 .codec_dai_name = "snd-soc-dummy-dai",
306 .init = broxton_rt298_fe_init,
307 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
308 .dpcm_playback = 1,
309 .ops = &broxton_rt286_fe_ops,
310 },
311 [BXT_DPCM_AUDIO_CP] =
312 {
313 .name = "Bxt Audio Capture Port",
314 .stream_name = "Audio Record",
315 .cpu_dai_name = "System Pin",
316 .platform_name = "0000:00:0e.0",
317 .nonatomic = 1,
318 .dynamic = 1,
319 .codec_name = "snd-soc-dummy",
320 .codec_dai_name = "snd-soc-dummy-dai",
321 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
322 .dpcm_capture = 1,
323 .ops = &broxton_rt286_fe_ops,
324 },
325 [BXT_DPCM_AUDIO_REF_CP] =
326 {
327 .name = "Bxt Audio Reference cap",
328 .stream_name = "refcap",
329 .cpu_dai_name = "Reference Pin",
330 .codec_name = "snd-soc-dummy",
331 .codec_dai_name = "snd-soc-dummy-dai",
332 .platform_name = "0000:00:0e.0",
333 .init = NULL,
334 .dpcm_capture = 1,
335 .nonatomic = 1,
336 .dynamic = 1,
337 },
338 [BXT_DPCM_AUDIO_DMIC_CP] =
339 {
340 .name = "Bxt Audio DMIC cap",
341 .stream_name = "dmiccap",
342 .cpu_dai_name = "DMIC Pin",
343 .codec_name = "snd-soc-dummy",
344 .codec_dai_name = "snd-soc-dummy-dai",
345 .platform_name = "0000:00:0e.0",
346 .init = NULL,
347 .dpcm_capture = 1,
348 .nonatomic = 1,
349 .dynamic = 1,
350 .ops = &broxton_dmic_ops,
351 },
352 [BXT_DPCM_AUDIO_HDMI1_PB] =
353 {
354 .name = "Bxt HDMI Port1",
355 .stream_name = "Hdmi1",
356 .cpu_dai_name = "HDMI1 Pin",
357 .codec_name = "snd-soc-dummy",
358 .codec_dai_name = "snd-soc-dummy-dai",
359 .platform_name = "0000:00:0e.0",
360 .dpcm_playback = 1,
361 .init = NULL,
362 .nonatomic = 1,
363 .dynamic = 1,
364 },
365 [BXT_DPCM_AUDIO_HDMI2_PB] =
366 {
367 .name = "Bxt HDMI Port2",
368 .stream_name = "Hdmi2",
369 .cpu_dai_name = "HDMI2 Pin",
370 .codec_name = "snd-soc-dummy",
371 .codec_dai_name = "snd-soc-dummy-dai",
372 .platform_name = "0000:00:0e.0",
373 .dpcm_playback = 1,
374 .init = NULL,
375 .nonatomic = 1,
376 .dynamic = 1,
377 },
378 [BXT_DPCM_AUDIO_HDMI3_PB] =
379 {
380 .name = "Bxt HDMI Port3",
381 .stream_name = "Hdmi3",
382 .cpu_dai_name = "HDMI3 Pin",
383 .codec_name = "snd-soc-dummy",
384 .codec_dai_name = "snd-soc-dummy-dai",
385 .platform_name = "0000:00:0e.0",
386 .dpcm_playback = 1,
387 .init = NULL,
388 .nonatomic = 1,
389 .dynamic = 1,
390 },
391
392 {
393
394 .name = "SSP5-Codec",
395 .id = 0,
396 .cpu_dai_name = "SSP5 Pin",
397 .platform_name = "0000:00:0e.0",
398 .no_pcm = 1,
399 .codec_name = "i2c-INT343A:00",
400 .codec_dai_name = "rt298-aif1",
401 .init = broxton_rt298_codec_init,
402 .dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF |
403 SND_SOC_DAIFMT_CBS_CFS,
404 .ignore_pmdown_time = 1,
405 .be_hw_params_fixup = broxton_ssp5_fixup,
406 .ops = &broxton_rt298_ops,
407 .dpcm_playback = 1,
408 .dpcm_capture = 1,
409 },
410 {
411 .name = "dmic01",
412 .id = 1,
413 .cpu_dai_name = "DMIC01 Pin",
414 .codec_name = "dmic-codec",
415 .codec_dai_name = "dmic-hifi",
416 .platform_name = "0000:00:0e.0",
417 .be_hw_params_fixup = broxton_dmic_fixup,
418 .ignore_suspend = 1,
419 .dpcm_capture = 1,
420 .no_pcm = 1,
421 },
422 {
423 .name = "iDisp1",
424 .id = 3,
425 .cpu_dai_name = "iDisp1 Pin",
426 .codec_name = "ehdaudio0D2",
427 .codec_dai_name = "intel-hdmi-hifi1",
428 .platform_name = "0000:00:0e.0",
429 .init = broxton_hdmi_init,
430 .dpcm_playback = 1,
431 .no_pcm = 1,
432 },
433 {
434 .name = "iDisp2",
435 .id = 4,
436 .cpu_dai_name = "iDisp2 Pin",
437 .codec_name = "ehdaudio0D2",
438 .codec_dai_name = "intel-hdmi-hifi2",
439 .platform_name = "0000:00:0e.0",
440 .init = broxton_hdmi_init,
441 .dpcm_playback = 1,
442 .no_pcm = 1,
443 },
444 {
445 .name = "iDisp3",
446 .id = 5,
447 .cpu_dai_name = "iDisp3 Pin",
448 .codec_name = "ehdaudio0D2",
449 .codec_dai_name = "intel-hdmi-hifi3",
450 .platform_name = "0000:00:0e.0",
451 .init = broxton_hdmi_init,
452 .dpcm_playback = 1,
453 .no_pcm = 1,
454 },
455};
456
457#define NAME_SIZE 32
458static int bxt_card_late_probe(struct snd_soc_card *card)
459{
460 struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card);
461 struct bxt_hdmi_pcm *pcm;
462 struct snd_soc_codec *codec = NULL;
463 int err, i = 0;
464 char jack_name[NAME_SIZE];
465
466 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
467 codec = pcm->codec_dai->codec;
468 snprintf(jack_name, sizeof(jack_name),
469 "HDMI/DP, pcm=%d Jack", pcm->device);
470 err = snd_soc_card_jack_new(card, jack_name,
471 SND_JACK_AVOUT, &broxton_hdmi[i],
472 NULL, 0);
473
474 if (err)
475 return err;
476
477 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
478 &broxton_hdmi[i]);
479 if (err < 0)
480 return err;
481
482 i++;
483 }
484
485 if (!codec)
486 return -EINVAL;
487
488 return hdac_hdmi_jack_port_init(codec, &card->dapm);
489}
490
491
492
493static struct snd_soc_card broxton_rt298 = {
494 .name = "broxton-rt298",
495 .owner = THIS_MODULE,
496 .dai_link = broxton_rt298_dais,
497 .num_links = ARRAY_SIZE(broxton_rt298_dais),
498 .controls = broxton_controls,
499 .num_controls = ARRAY_SIZE(broxton_controls),
500 .dapm_widgets = broxton_widgets,
501 .num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
502 .dapm_routes = broxton_rt298_map,
503 .num_dapm_routes = ARRAY_SIZE(broxton_rt298_map),
504 .fully_routed = true,
505 .late_probe = bxt_card_late_probe,
506
507};
508
509static int broxton_audio_probe(struct platform_device *pdev)
510{
511 struct bxt_rt286_private *ctx;
512
513 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
514 if (!ctx)
515 return -ENOMEM;
516
517 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
518
519 broxton_rt298.dev = &pdev->dev;
520 snd_soc_card_set_drvdata(&broxton_rt298, ctx);
521
522 return devm_snd_soc_register_card(&pdev->dev, &broxton_rt298);
523}
524
525static struct platform_driver broxton_audio = {
526 .probe = broxton_audio_probe,
527 .driver = {
528 .name = "bxt_alc298s_i2s",
529 .pm = &snd_soc_pm_ops,
530 },
531};
532module_platform_driver(broxton_audio)
533
534
535MODULE_AUTHOR("Ramesh Babu <Ramesh.Babu@intel.com>");
536MODULE_AUTHOR("Senthilnathan Veppur <senthilnathanx.veppur@intel.com>");
537MODULE_DESCRIPTION("Intel SST Audio for Broxton");
538MODULE_LICENSE("GPL v2");
539MODULE_ALIAS("platform:bxt_alc298s_i2s");
540