1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright(c) 2017-18 Intel Corporation.
3 
4 /*
5  * Intel Kabylake I2S Machine Driver with MAX98357A & DA7219 Codecs
6  *
7  * Modified from:
8  *   Intel Kabylake I2S Machine driver supporting MAXIM98927 and
9  *   RT5663 codecs
10  */
11 
12 #include <linux/input.h>
13 #include <linux/module.h>
14 #include <linux/platform_device.h>
15 #include <sound/core.h>
16 #include <sound/jack.h>
17 #include <sound/pcm.h>
18 #include <sound/pcm_params.h>
19 #include <sound/soc.h>
20 #include "../../codecs/da7219.h"
21 #include "../../codecs/hdac_hdmi.h"
22 
23 #define KBL_DIALOG_CODEC_DAI "da7219-hifi"
24 #define KBL_MAXIM_CODEC_DAI "HiFi"
25 #define MAXIM_DEV0_NAME "MX98357A:00"
26 #define DUAL_CHANNEL 2
27 #define QUAD_CHANNEL 4
28 
29 static struct snd_soc_card *kabylake_audio_card;
30 static struct snd_soc_jack skylake_hdmi[3];
31 
32 struct kbl_hdmi_pcm {
33 	struct list_head head;
34 	struct snd_soc_dai *codec_dai;
35 	int device;
36 };
37 
38 struct kbl_codec_private {
39 	struct snd_soc_jack kabylake_headset;
40 	struct list_head hdmi_pcm_list;
41 };
42 
43 enum {
44 	KBL_DPCM_AUDIO_PB = 0,
45 	KBL_DPCM_AUDIO_CP,
46 	KBL_DPCM_AUDIO_REF_CP,
47 	KBL_DPCM_AUDIO_DMIC_CP,
48 	KBL_DPCM_AUDIO_HDMI1_PB,
49 	KBL_DPCM_AUDIO_HDMI2_PB,
50 	KBL_DPCM_AUDIO_HDMI3_PB,
51 };
52 
platform_clock_control(struct snd_soc_dapm_widget * w,struct snd_kcontrol * k,int event)53 static int platform_clock_control(struct snd_soc_dapm_widget *w,
54 					struct snd_kcontrol *k, int  event)
55 {
56 	struct snd_soc_dapm_context *dapm = w->dapm;
57 	struct snd_soc_card *card = dapm->card;
58 	struct snd_soc_dai *codec_dai;
59 	int ret = 0;
60 
61 	codec_dai = snd_soc_card_get_codec_dai(card, KBL_DIALOG_CODEC_DAI);
62 	if (!codec_dai) {
63 		dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
64 		return -EIO;
65 	}
66 
67 	if (SND_SOC_DAPM_EVENT_OFF(event)) {
68 		ret = snd_soc_dai_set_pll(codec_dai, 0,
69 				     DA7219_SYSCLK_MCLK, 0, 0);
70 		if (ret)
71 			dev_err(card->dev, "failed to stop PLL: %d\n", ret);
72 	} else if (SND_SOC_DAPM_EVENT_ON(event)) {
73 		ret = snd_soc_dai_set_pll(codec_dai, 0,	DA7219_SYSCLK_PLL_SRM,
74 				     0, DA7219_PLL_FREQ_OUT_98304);
75 		if (ret)
76 			dev_err(card->dev, "failed to start PLL: %d\n", ret);
77 	}
78 
79 	return ret;
80 }
81 
82 static const struct snd_kcontrol_new kabylake_controls[] = {
83 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
84 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
85 	SOC_DAPM_PIN_SWITCH("Spk"),
86 	SOC_DAPM_PIN_SWITCH("Line Out"),
87 };
88 
89 static const struct snd_soc_dapm_widget kabylake_widgets[] = {
90 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
91 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
92 	SND_SOC_DAPM_SPK("Spk", NULL),
93 	SND_SOC_DAPM_LINE("Line Out", NULL),
94 	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
95 	SND_SOC_DAPM_SPK("HDMI1", NULL),
96 	SND_SOC_DAPM_SPK("HDMI2", NULL),
97 	SND_SOC_DAPM_SPK("HDMI3", NULL),
98 	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
99 			platform_clock_control, SND_SOC_DAPM_PRE_PMU |
100 			SND_SOC_DAPM_POST_PMD),
101 };
102 
103 static struct snd_soc_jack_pin jack_pins[] = {
104 	{
105 		.pin    = "Headphone Jack",
106 		.mask   = SND_JACK_HEADPHONE,
107 	},
108 	{
109 		.pin    = "Headset Mic",
110 		.mask   = SND_JACK_MICROPHONE,
111 	},
112 	{
113 		.pin    = "Line Out",
114 		.mask   = SND_JACK_LINEOUT,
115 	},
116 };
117 
118 static const struct snd_soc_dapm_route kabylake_map[] = {
119 	{ "Headphone Jack", NULL, "HPL" },
120 	{ "Headphone Jack", NULL, "HPR" },
121 
122 	/* speaker */
123 	{ "Spk", NULL, "Speaker" },
124 
125 	/* other jacks */
126 	{ "MIC", NULL, "Headset Mic" },
127 	{ "DMic", NULL, "SoC DMIC" },
128 
129 	{"HDMI1", NULL, "hif5-0 Output"},
130 	{"HDMI2", NULL, "hif6-0 Output"},
131 	{"HDMI3", NULL, "hif7-0 Output"},
132 
133 	/* CODEC BE connections */
134 	{ "HiFi Playback", NULL, "ssp0 Tx" },
135 	{ "ssp0 Tx", NULL, "codec0_out" },
136 
137 	{ "Playback", NULL, "ssp1 Tx" },
138 	{ "ssp1 Tx", NULL, "codec1_out" },
139 
140 	{ "codec0_in", NULL, "ssp1 Rx" },
141 	{ "ssp1 Rx", NULL, "Capture" },
142 
143 	/* DMIC */
144 	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
145 	{ "DMIC01 Rx", NULL, "DMIC AIF" },
146 
147 	{ "hifi1", NULL, "iDisp1 Tx" },
148 	{ "iDisp1 Tx", NULL, "iDisp1_out" },
149 	{ "hifi2", NULL, "iDisp2 Tx" },
150 	{ "iDisp2 Tx", NULL, "iDisp2_out" },
151 	{ "hifi3", NULL, "iDisp3 Tx"},
152 	{ "iDisp3 Tx", NULL, "iDisp3_out"},
153 
154 	{ "Headphone Jack", NULL, "Platform Clock" },
155 	{ "Headset Mic", NULL, "Platform Clock" },
156 	{ "Line Out", NULL, "Platform Clock" },
157 };
158 
kabylake_ssp_fixup(struct snd_soc_pcm_runtime * rtd,struct snd_pcm_hw_params * params)159 static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
160 			struct snd_pcm_hw_params *params)
161 {
162 	struct snd_interval *rate = hw_param_interval(params,
163 			SNDRV_PCM_HW_PARAM_RATE);
164 	struct snd_interval *chan = hw_param_interval(params,
165 			SNDRV_PCM_HW_PARAM_CHANNELS);
166 	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
167 
168 	/* The ADSP will convert the FE rate to 48k, stereo */
169 	rate->min = rate->max = 48000;
170 	chan->min = chan->max = DUAL_CHANNEL;
171 
172 	/* set SSP to 24 bit */
173 	snd_mask_none(fmt);
174 	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
175 
176 	return 0;
177 }
178 
kabylake_da7219_codec_init(struct snd_soc_pcm_runtime * rtd)179 static int kabylake_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
180 {
181 	struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
182 	struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
183 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
184 	struct snd_soc_jack *jack;
185 	int ret;
186 
187 	/* Configure sysclk for codec */
188 	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 24576000,
189 						SND_SOC_CLOCK_IN);
190 	if (ret) {
191 		dev_err(rtd->dev, "can't set codec sysclk configuration\n");
192 		return ret;
193 	}
194 
195 	/*
196 	 * Headset buttons map to the google Reference headset.
197 	 * These can be configured by userspace.
198 	 */
199 	ret = snd_soc_card_jack_new_pins(kabylake_audio_card, "Headset Jack",
200 					 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
201 					 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
202 					 &ctx->kabylake_headset,
203 					 jack_pins,
204 					 ARRAY_SIZE(jack_pins));
205 	if (ret) {
206 		dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
207 		return ret;
208 	}
209 
210 	jack = &ctx->kabylake_headset;
211 
212 	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
213 	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
214 	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
215 	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
216 	snd_soc_component_set_jack(component, &ctx->kabylake_headset, NULL);
217 
218 	ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
219 	if (ret)
220 		dev_err(rtd->dev, "SoC DMIC - Ignore suspend failed %d\n", ret);
221 
222 	return ret;
223 }
224 
kabylake_hdmi_init(struct snd_soc_pcm_runtime * rtd,int device)225 static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
226 {
227 	struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
228 	struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
229 	struct kbl_hdmi_pcm *pcm;
230 
231 	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
232 	if (!pcm)
233 		return -ENOMEM;
234 
235 	pcm->device = device;
236 	pcm->codec_dai = dai;
237 
238 	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
239 
240 	return 0;
241 }
242 
kabylake_hdmi1_init(struct snd_soc_pcm_runtime * rtd)243 static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
244 {
245 	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB);
246 }
247 
kabylake_hdmi2_init(struct snd_soc_pcm_runtime * rtd)248 static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
249 {
250 	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB);
251 }
252 
kabylake_hdmi3_init(struct snd_soc_pcm_runtime * rtd)253 static int kabylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
254 {
255 	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI3_PB);
256 }
257 
kabylake_da7219_fe_init(struct snd_soc_pcm_runtime * rtd)258 static int kabylake_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
259 {
260 	struct snd_soc_dapm_context *dapm;
261 	struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component;
262 
263 	dapm = snd_soc_component_get_dapm(component);
264 	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
265 
266 	return 0;
267 }
268 
269 static const unsigned int rates[] = {
270 	48000,
271 };
272 
273 static const struct snd_pcm_hw_constraint_list constraints_rates = {
274 	.count = ARRAY_SIZE(rates),
275 	.list  = rates,
276 	.mask = 0,
277 };
278 
279 static const unsigned int channels[] = {
280 	DUAL_CHANNEL,
281 };
282 
283 static const struct snd_pcm_hw_constraint_list constraints_channels = {
284 	.count = ARRAY_SIZE(channels),
285 	.list = channels,
286 	.mask = 0,
287 };
288 
289 static unsigned int channels_quad[] = {
290 	QUAD_CHANNEL,
291 };
292 
293 static struct snd_pcm_hw_constraint_list constraints_channels_quad = {
294 	.count = ARRAY_SIZE(channels_quad),
295 	.list = channels_quad,
296 	.mask = 0,
297 };
298 
kbl_fe_startup(struct snd_pcm_substream * substream)299 static int kbl_fe_startup(struct snd_pcm_substream *substream)
300 {
301 	struct snd_pcm_runtime *runtime = substream->runtime;
302 
303 	/*
304 	 * On this platform for PCM device we support,
305 	 * 48Khz
306 	 * stereo
307 	 * 16 bit audio
308 	 */
309 
310 	runtime->hw.channels_max = DUAL_CHANNEL;
311 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
312 					   &constraints_channels);
313 
314 	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
315 	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
316 
317 	snd_pcm_hw_constraint_list(runtime, 0,
318 				SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
319 
320 	return 0;
321 }
322 
323 static const struct snd_soc_ops kabylake_da7219_fe_ops = {
324 	.startup = kbl_fe_startup,
325 };
326 
kabylake_dmic_fixup(struct snd_soc_pcm_runtime * rtd,struct snd_pcm_hw_params * params)327 static int kabylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
328 		struct snd_pcm_hw_params *params)
329 {
330 	struct snd_interval *chan = hw_param_interval(params,
331 				SNDRV_PCM_HW_PARAM_CHANNELS);
332 
333 	/*
334 	 * set BE channel constraint as user FE channels
335 	 */
336 
337 	if (params_channels(params) == 2)
338 		chan->min = chan->max = 2;
339 	else
340 		chan->min = chan->max = 4;
341 
342 	return 0;
343 }
344 
kabylake_dmic_startup(struct snd_pcm_substream * substream)345 static int kabylake_dmic_startup(struct snd_pcm_substream *substream)
346 {
347 	struct snd_pcm_runtime *runtime = substream->runtime;
348 
349 	runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL;
350 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
351 			&constraints_channels_quad);
352 
353 	return snd_pcm_hw_constraint_list(substream->runtime, 0,
354 			SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
355 }
356 
357 static struct snd_soc_ops kabylake_dmic_ops = {
358 	.startup = kabylake_dmic_startup,
359 };
360 
361 static unsigned int rates_16000[] = {
362         16000,
363 };
364 
365 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
366         .count = ARRAY_SIZE(rates_16000),
367         .list  = rates_16000,
368 };
369 
370 static const unsigned int ch_mono[] = {
371 	1,
372 };
373 
374 static const struct snd_pcm_hw_constraint_list constraints_refcap = {
375 	.count = ARRAY_SIZE(ch_mono),
376 	.list  = ch_mono,
377 };
378 
kabylake_refcap_startup(struct snd_pcm_substream * substream)379 static int kabylake_refcap_startup(struct snd_pcm_substream *substream)
380 {
381 	substream->runtime->hw.channels_max = 1;
382 	snd_pcm_hw_constraint_list(substream->runtime, 0,
383 					SNDRV_PCM_HW_PARAM_CHANNELS,
384 					&constraints_refcap);
385 
386 	return snd_pcm_hw_constraint_list(substream->runtime, 0,
387 					SNDRV_PCM_HW_PARAM_RATE,
388 					&constraints_16000);
389 }
390 
391 static struct snd_soc_ops skylake_refcap_ops = {
392 	.startup = kabylake_refcap_startup,
393 };
394 
395 SND_SOC_DAILINK_DEF(dummy,
396 	DAILINK_COMP_ARRAY(COMP_DUMMY()));
397 
398 SND_SOC_DAILINK_DEF(system,
399 	DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
400 
401 SND_SOC_DAILINK_DEF(reference,
402 	DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
403 
404 SND_SOC_DAILINK_DEF(dmic,
405 	DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
406 
407 SND_SOC_DAILINK_DEF(hdmi1,
408 	DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
409 
410 SND_SOC_DAILINK_DEF(hdmi2,
411 	DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
412 
413 SND_SOC_DAILINK_DEF(hdmi3,
414 	DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
415 
416 SND_SOC_DAILINK_DEF(ssp0_pin,
417 	DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
418 SND_SOC_DAILINK_DEF(ssp0_codec,
419 	DAILINK_COMP_ARRAY(COMP_CODEC(MAXIM_DEV0_NAME,
420 				      KBL_MAXIM_CODEC_DAI)));
421 
422 SND_SOC_DAILINK_DEF(ssp1_pin,
423 	DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
424 SND_SOC_DAILINK_DEF(ssp1_codec,
425 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00",
426 				      KBL_DIALOG_CODEC_DAI)));
427 
428 SND_SOC_DAILINK_DEF(dmic_pin,
429 	DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
430 SND_SOC_DAILINK_DEF(dmic_codec,
431 	DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
432 
433 SND_SOC_DAILINK_DEF(idisp1_pin,
434 	DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
435 SND_SOC_DAILINK_DEF(idisp1_codec,
436 	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2",
437 				      "intel-hdmi-hifi1")));
438 
439 SND_SOC_DAILINK_DEF(idisp2_pin,
440 	DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
441 SND_SOC_DAILINK_DEF(idisp2_codec,
442 	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
443 
444 SND_SOC_DAILINK_DEF(idisp3_pin,
445 	DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
446 SND_SOC_DAILINK_DEF(idisp3_codec,
447 	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
448 
449 SND_SOC_DAILINK_DEF(platform,
450 	DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
451 
452 /* kabylake digital audio interface glue - connects codec <--> CPU */
453 static struct snd_soc_dai_link kabylake_dais[] = {
454 	/* Front End DAI links */
455 	[KBL_DPCM_AUDIO_PB] = {
456 		.name = "Kbl Audio Port",
457 		.stream_name = "Audio",
458 		.dynamic = 1,
459 		.nonatomic = 1,
460 		.init = kabylake_da7219_fe_init,
461 		.trigger = {
462 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
463 		.dpcm_playback = 1,
464 		.ops = &kabylake_da7219_fe_ops,
465 		SND_SOC_DAILINK_REG(system, dummy, platform),
466 	},
467 	[KBL_DPCM_AUDIO_CP] = {
468 		.name = "Kbl Audio Capture Port",
469 		.stream_name = "Audio Record",
470 		.dynamic = 1,
471 		.nonatomic = 1,
472 		.trigger = {
473 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
474 		.dpcm_capture = 1,
475 		.ops = &kabylake_da7219_fe_ops,
476 		SND_SOC_DAILINK_REG(system, dummy, platform),
477 	},
478 	[KBL_DPCM_AUDIO_REF_CP] = {
479 		.name = "Kbl Audio Reference cap",
480 		.stream_name = "Wake on Voice",
481 		.init = NULL,
482 		.dpcm_capture = 1,
483 		.nonatomic = 1,
484 		.dynamic = 1,
485 		.ops = &skylake_refcap_ops,
486 		SND_SOC_DAILINK_REG(reference, dummy, platform),
487 	},
488 	[KBL_DPCM_AUDIO_DMIC_CP] = {
489 		.name = "Kbl Audio DMIC cap",
490 		.stream_name = "dmiccap",
491 		.init = NULL,
492 		.dpcm_capture = 1,
493 		.nonatomic = 1,
494 		.dynamic = 1,
495 		.ops = &kabylake_dmic_ops,
496 		SND_SOC_DAILINK_REG(dmic, dummy, platform),
497 	},
498 	[KBL_DPCM_AUDIO_HDMI1_PB] = {
499 		.name = "Kbl HDMI Port1",
500 		.stream_name = "Hdmi1",
501 		.dpcm_playback = 1,
502 		.init = NULL,
503 		.trigger = {
504 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
505 		.nonatomic = 1,
506 		.dynamic = 1,
507 		SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
508 	},
509 	[KBL_DPCM_AUDIO_HDMI2_PB] = {
510 		.name = "Kbl HDMI Port2",
511 		.stream_name = "Hdmi2",
512 		.dpcm_playback = 1,
513 		.init = NULL,
514 		.trigger = {
515 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
516 		.nonatomic = 1,
517 		.dynamic = 1,
518 		SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
519 	},
520 	[KBL_DPCM_AUDIO_HDMI3_PB] = {
521 		.name = "Kbl HDMI Port3",
522 		.stream_name = "Hdmi3",
523 		.trigger = {
524 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
525 		.dpcm_playback = 1,
526 		.init = NULL,
527 		.nonatomic = 1,
528 		.dynamic = 1,
529 		SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
530 	},
531 
532 	/* Back End DAI links */
533 	{
534 		/* SSP0 - Codec */
535 		.name = "SSP0-Codec",
536 		.id = 0,
537 		.no_pcm = 1,
538 		.dai_fmt = SND_SOC_DAIFMT_I2S |
539 			SND_SOC_DAIFMT_NB_NF |
540 			SND_SOC_DAIFMT_CBC_CFC,
541 		.ignore_pmdown_time = 1,
542 		.be_hw_params_fixup = kabylake_ssp_fixup,
543 		.dpcm_playback = 1,
544 		SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
545 	},
546 	{
547 		/* SSP1 - Codec */
548 		.name = "SSP1-Codec",
549 		.id = 1,
550 		.no_pcm = 1,
551 		.init = kabylake_da7219_codec_init,
552 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
553 			SND_SOC_DAIFMT_CBC_CFC,
554 		.ignore_pmdown_time = 1,
555 		.be_hw_params_fixup = kabylake_ssp_fixup,
556 		.dpcm_playback = 1,
557 		.dpcm_capture = 1,
558 		SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
559 	},
560 	{
561 		.name = "dmic01",
562 		.id = 2,
563 		.be_hw_params_fixup = kabylake_dmic_fixup,
564 		.ignore_suspend = 1,
565 		.dpcm_capture = 1,
566 		.no_pcm = 1,
567 		SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
568 	},
569 	{
570 		.name = "iDisp1",
571 		.id = 3,
572 		.dpcm_playback = 1,
573 		.init = kabylake_hdmi1_init,
574 		.no_pcm = 1,
575 		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
576 	},
577 	{
578 		.name = "iDisp2",
579 		.id = 4,
580 		.init = kabylake_hdmi2_init,
581 		.dpcm_playback = 1,
582 		.no_pcm = 1,
583 		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
584 	},
585 	{
586 		.name = "iDisp3",
587 		.id = 5,
588 		.init = kabylake_hdmi3_init,
589 		.dpcm_playback = 1,
590 		.no_pcm = 1,
591 		SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
592 	},
593 };
594 
595 #define NAME_SIZE	32
kabylake_card_late_probe(struct snd_soc_card * card)596 static int kabylake_card_late_probe(struct snd_soc_card *card)
597 {
598 	struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card);
599 	struct kbl_hdmi_pcm *pcm;
600 	struct snd_soc_component *component = NULL;
601 	int err, i = 0;
602 	char jack_name[NAME_SIZE];
603 
604 	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
605 		component = pcm->codec_dai->component;
606 		snprintf(jack_name, sizeof(jack_name),
607 			"HDMI/DP, pcm=%d Jack", pcm->device);
608 		err = snd_soc_card_jack_new(card, jack_name,
609 					SND_JACK_AVOUT, &skylake_hdmi[i]);
610 
611 		if (err)
612 			return err;
613 
614 		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
615 				&skylake_hdmi[i]);
616 		if (err < 0)
617 			return err;
618 
619 		i++;
620 
621 	}
622 
623 	if (!component)
624 		return -EINVAL;
625 
626 	return hdac_hdmi_jack_port_init(component, &card->dapm);
627 }
628 
629 /* kabylake audio machine driver for SPT + DA7219 */
630 static struct snd_soc_card kabylake_audio_card_da7219_m98357a = {
631 	.name = "kblda7219max",
632 	.owner = THIS_MODULE,
633 	.dai_link = kabylake_dais,
634 	.num_links = ARRAY_SIZE(kabylake_dais),
635 	.controls = kabylake_controls,
636 	.num_controls = ARRAY_SIZE(kabylake_controls),
637 	.dapm_widgets = kabylake_widgets,
638 	.num_dapm_widgets = ARRAY_SIZE(kabylake_widgets),
639 	.dapm_routes = kabylake_map,
640 	.num_dapm_routes = ARRAY_SIZE(kabylake_map),
641 	.fully_routed = true,
642 	.late_probe = kabylake_card_late_probe,
643 };
644 
kabylake_audio_probe(struct platform_device * pdev)645 static int kabylake_audio_probe(struct platform_device *pdev)
646 {
647 	struct kbl_codec_private *ctx;
648 
649 	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
650 	if (!ctx)
651 		return -ENOMEM;
652 
653 	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
654 
655 	kabylake_audio_card =
656 		(struct snd_soc_card *)pdev->id_entry->driver_data;
657 
658 	kabylake_audio_card->dev = &pdev->dev;
659 	snd_soc_card_set_drvdata(kabylake_audio_card, ctx);
660 	return devm_snd_soc_register_card(&pdev->dev, kabylake_audio_card);
661 }
662 
663 static const struct platform_device_id kbl_board_ids[] = {
664 	{
665 		.name = "kbl_da7219_mx98357a",
666 		.driver_data =
667 			(kernel_ulong_t)&kabylake_audio_card_da7219_m98357a,
668 	},
669 	{ }
670 };
671 MODULE_DEVICE_TABLE(platform, kbl_board_ids);
672 
673 static struct platform_driver kabylake_audio = {
674 	.probe = kabylake_audio_probe,
675 	.driver = {
676 		.name = "kbl_da7219_max98357a",
677 		.pm = &snd_soc_pm_ops,
678 	},
679 	.id_table = kbl_board_ids,
680 };
681 
682 module_platform_driver(kabylake_audio)
683 
684 /* Module information */
685 MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
686 MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
687 MODULE_LICENSE("GPL v2");
688