[linux-block.git] / sound / soc / intel / avs / boards / nau8825.c

// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
//
// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
//          Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
//

#include <linux/input.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include "../../../codecs/nau8825.h"
#include "../utils.h"

#define SKL_NUVOTON_CODEC_DAI	"nau8825-hifi"

static int
avs_nau8825_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *control, int event)
{
	struct snd_soc_dapm_context *dapm = w->dapm;
	struct snd_soc_card *card = dapm->card;
	struct snd_soc_dai *codec_dai;
	int ret;

	codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
	if (!codec_dai) {
		dev_err(card->dev, "Codec dai not found\n");
		return -EINVAL;
	}

	if (SND_SOC_DAPM_EVENT_ON(event))
		ret = snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_MCLK, 24000000,
					     SND_SOC_CLOCK_IN);
	else
		ret = snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
	if (ret < 0)
		dev_err(card->dev, "Set sysclk failed: %d\n", ret);

	return ret;
}

static const struct snd_kcontrol_new card_controls[] = {
	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	SOC_DAPM_PIN_SWITCH("Headset Mic"),
};

static const struct snd_soc_dapm_widget card_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, avs_nau8825_clock_control,
			    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
};

static const struct snd_soc_dapm_route card_base_routes[] = {
	{ "Headphone Jack", NULL, "HPOL" },
	{ "Headphone Jack", NULL, "HPOR" },

	{ "MIC", NULL, "Headset Mic" },

	{ "Headphone Jack", NULL, "Platform Clock" },
	{ "Headset Mic", NULL, "Platform Clock" },
};

static struct snd_soc_jack_pin card_headset_pins[] = {
	{
		.pin = "Headphone Jack",
		.mask = SND_JACK_HEADPHONE,
	},
	{
		.pin = "Headset Mic",
		.mask = SND_JACK_MICROPHONE,
	},
};

static int avs_nau8825_codec_init(struct snd_soc_pcm_runtime *runtime)
{
	struct snd_soc_card *card = runtime->card;
	struct snd_soc_jack_pin *pins;
	struct snd_soc_jack *jack;
	int num_pins, ret;

	jack = snd_soc_card_get_drvdata(card);
	num_pins = ARRAY_SIZE(card_headset_pins);

	pins = devm_kmemdup(card->dev, card_headset_pins, sizeof(*pins) * num_pins, GFP_KERNEL);
	if (!pins)
		return -ENOMEM;

	/*
	 * 4 buttons here map to the google Reference headset.
	 * The use of these buttons can be decided by the user space.
	 */
	ret = snd_soc_card_jack_new_pins(card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0 |
					 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3,
					 jack, pins, num_pins);
	if (ret)
		return ret;

	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);

	return snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, jack, NULL);
}

static void avs_nau8825_codec_exit(struct snd_soc_pcm_runtime *rtd)
{
	snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL);
}

static int
avs_nau8825_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params)
{
	struct snd_interval *rate, *channels;
	struct snd_mask *fmt;

	rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
	channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
	fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);

	/* The ADSP will convert the FE rate to 48k, stereo */
	rate->min = rate->max = 48000;
	channels->min = channels->max = 2;

	/* set SSP to 24 bit */
	snd_mask_none(fmt);
	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);

	return 0;
}

static int avs_nau8825_trigger(struct snd_pcm_substream *substream, int cmd)
{
	struct snd_pcm_runtime *runtime = substream->runtime;
	struct snd_soc_pcm_runtime *rtm = snd_soc_substream_to_rtd(substream);
	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtm, 0);
	int ret = 0;

	switch (cmd) {
	case SNDRV_PCM_TRIGGER_START:
		ret = snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_FLL_FS, 0, SND_SOC_CLOCK_IN);
		if (ret < 0) {
			dev_err(codec_dai->dev, "can't set FS clock %d\n", ret);
			break;
		}

		ret = snd_soc_dai_set_pll(codec_dai, 0, 0, runtime->rate, runtime->rate * 256);
		if (ret < 0)
			dev_err(codec_dai->dev, "can't set FLL: %d\n", ret);
		break;

	case SNDRV_PCM_TRIGGER_RESUME:
		ret = snd_soc_dai_set_pll(codec_dai, 0, 0, runtime->rate, runtime->rate * 256);
		if (ret < 0)
			dev_err(codec_dai->dev, "can't set FLL: %d\n", ret);
		break;
	}

	return ret;
}


static const struct snd_soc_ops avs_nau8825_ops = {
	.trigger = avs_nau8825_trigger,
};

static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,
			       int tdm_slot, struct snd_soc_dai_link **dai_link)
{
	struct snd_soc_dai_link_component *platform;
	struct snd_soc_dai_link *dl;

	dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
	platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
	if (!dl || !platform)
		return -ENOMEM;

	platform->name = platform_name;

	dl->name = devm_kasprintf(dev, GFP_KERNEL,
				  AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot));
	dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
	dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
	if (!dl->name || !dl->cpus || !dl->codecs)
		return -ENOMEM;

	dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
					    AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot));
	dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10508825:00");
	dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, SKL_NUVOTON_CODEC_DAI);
	if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)
		return -ENOMEM;

	dl->num_cpus = 1;
	dl->num_codecs = 1;
	dl->platforms = platform;
	dl->num_platforms = 1;
	dl->id = 0;
	dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS;
	dl->init = avs_nau8825_codec_init;
	dl->exit = avs_nau8825_codec_exit;
	dl->be_hw_params_fixup = avs_nau8825_be_fixup;
	dl->ops = &avs_nau8825_ops;
	dl->nonatomic = 1;
	dl->no_pcm = 1;
	dl->dpcm_capture = 1;
	dl->dpcm_playback = 1;

	*dai_link = dl;

	return 0;
}

static int avs_card_suspend_pre(struct snd_soc_card *card)
{
	struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);

	return snd_soc_component_set_jack(codec_dai->component, NULL, NULL);
}

static int avs_card_resume_post(struct snd_soc_card *card)
{
	struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
	struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);
	int stream = SNDRV_PCM_STREAM_PLAYBACK;

	if (!codec_dai) {
		dev_err(card->dev, "Codec dai not found\n");
		return -EINVAL;
	}

	if (snd_soc_dai_stream_active(codec_dai, stream) &&
	    snd_soc_dai_get_widget(codec_dai, stream)->active)
		snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_FLL_FS, 0, SND_SOC_CLOCK_IN);

	return snd_soc_component_set_jack(codec_dai->component, jack, NULL);
}

static int avs_nau8825_probe(struct platform_device *pdev)
{
	struct snd_soc_dai_link *dai_link;
	struct snd_soc_acpi_mach *mach;
	struct snd_soc_card *card;
	struct snd_soc_jack *jack;
	struct device *dev = &pdev->dev;
	const char *pname;
	int ssp_port, tdm_slot, ret;

	mach = dev_get_platdata(dev);
	pname = mach->mach_params.platform;

	ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot);
	if (ret)
		return ret;

	ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link);
	if (ret) {
		dev_err(dev, "Failed to create dai link: %d", ret);
		return ret;
	}

	jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);
	card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
	if (!jack || !card)
		return -ENOMEM;

	card->name = "avs_nau8825";
	card->dev = dev;
	card->owner = THIS_MODULE;
	card->suspend_pre = avs_card_suspend_pre;
	card->resume_post = avs_card_resume_post;
	card->dai_link = dai_link;
	card->num_links = 1;
	card->controls = card_controls;
	card->num_controls = ARRAY_SIZE(card_controls);
	card->dapm_widgets = card_widgets;
	card->num_dapm_widgets = ARRAY_SIZE(card_widgets);
	card->dapm_routes = card_base_routes;
	card->num_dapm_routes = ARRAY_SIZE(card_base_routes);
	card->fully_routed = true;
	snd_soc_card_set_drvdata(card, jack);

	ret = snd_soc_fixup_dai_links_platform_name(card, pname);
	if (ret)
		return ret;

	return devm_snd_soc_register_card(dev, card);
}

static const struct platform_device_id avs_nau8825_driver_ids[] = {
	{
		.name = "avs_nau8825",
	},
	{},
};
MODULE_DEVICE_TABLE(platform, avs_nau8825_driver_ids);

static struct platform_driver avs_nau8825_driver = {
	.probe = avs_nau8825_probe,
	.driver = {
		.name = "avs_nau8825",
		.pm = &snd_soc_pm_ops,
	},
	.id_table = avs_nau8825_driver_ids,
};

module_platform_driver(avs_nau8825_driver)

MODULE_DESCRIPTION("Intel nau8825 machine driver");
MODULE_LICENSE("GPL");
Commit	Line	Data
32ee40b5 CR	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/input.h>
	10	#include <linux/module.h>
	11	#include <linux/platform_device.h>
	12	#include <sound/core.h>
	13	#include <sound/jack.h>
	14	#include <sound/pcm.h>
	15	#include <sound/pcm_params.h>
	16	#include <sound/soc.h>
	17	#include <sound/soc-acpi.h>
	18	#include "../../../codecs/nau8825.h"
70c10191	19	#include "../utils.h"
32ee40b5 CR	20
	21	#define SKL_NUVOTON_CODEC_DAI "nau8825-hifi"
	22
	23	static int
	24	avs_nau8825_clock_control(struct snd_soc_dapm_widget w, struct snd_kcontrol control, int event)
	25	{
	26	struct snd_soc_dapm_context *dapm = w->dapm;
	27	struct snd_soc_card *card = dapm->card;
	28	struct snd_soc_dai *codec_dai;
	29	int ret;
	30
	31	codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
	32	if (!codec_dai) {
	33	dev_err(card->dev, "Codec dai not found\n");
	34	return -EINVAL;
	35	}
	36
6206b2e7 CR	37	if (SND_SOC_DAPM_EVENT_ON(event))
	38	ret = snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_MCLK, 24000000,
	39	SND_SOC_CLOCK_IN);
	40	else
32ee40b5	41	ret = snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
6206b2e7 CR	42	if (ret < 0)
6206b2e7 CR	43	dev_err(card->dev, "Set sysclk failed: %d\n", ret);
32ee40b5	44
6206b2e7	45	return ret;
32ee40b5 CR	46	}
	47
	48	static const struct snd_kcontrol_new card_controls[] = {
	49	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	50	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	51	};
	52
	53	static const struct snd_soc_dapm_widget card_widgets[] = {
	54	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	55	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	56	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, avs_nau8825_clock_control,
	57	SND_SOC_DAPM_PRE_PMU \| SND_SOC_DAPM_POST_PMD),
	58	};
	59
	60	static const struct snd_soc_dapm_route card_base_routes[] = {
	61	{ "Headphone Jack", NULL, "HPOL" },
	62	{ "Headphone Jack", NULL, "HPOR" },
	63
	64	{ "MIC", NULL, "Headset Mic" },
	65
	66	{ "Headphone Jack", NULL, "Platform Clock" },
	67	{ "Headset Mic", NULL, "Platform Clock" },
	68	};
	69
	70	static struct snd_soc_jack_pin card_headset_pins[] = {
	71	{
	72	.pin = "Headphone Jack",
	73	.mask = SND_JACK_HEADPHONE,
	74	},
	75	{
	76	.pin = "Headset Mic",
	77	.mask = SND_JACK_MICROPHONE,
	78	},
	79	};
	80
	81	static int avs_nau8825_codec_init(struct snd_soc_pcm_runtime *runtime)
	82	{
9febcd7a	83	struct snd_soc_card *card = runtime->card;
32ee40b5 CR	84	struct snd_soc_jack_pin *pins;
32ee40b5 CR	85	struct snd_soc_jack *jack;
32ee40b5 CR	86	int num_pins, ret;
	87
	88	jack = snd_soc_card_get_drvdata(card);
	89	num_pins = ARRAY_SIZE(card_headset_pins);
	90
	91	pins = devm_kmemdup(card->dev, card_headset_pins, sizeof(pins) num_pins, GFP_KERNEL);
	92	if (!pins)
	93	return -ENOMEM;
	94
	95	/*
	96	* 4 buttons here map to the google Reference headset.
	97	* The use of these buttons can be decided by the user space.
	98	*/
	99	ret = snd_soc_card_jack_new_pins(card, "Headset", SND_JACK_HEADSET \| SND_JACK_BTN_0 \|
	100	SND_JACK_BTN_1 \| SND_JACK_BTN_2 \| SND_JACK_BTN_3,
	101	jack, pins, num_pins);
	102	if (ret)
	103	return ret;
	104
	105	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
	106	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
	107	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
	108	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
	109
5d2d1a48	110	return snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, jack, NULL);
9febcd7a	111	}
32ee40b5	112
9febcd7a AS	113	static void avs_nau8825_codec_exit(struct snd_soc_pcm_runtime *rtd)
9febcd7a AS	114	{
5d2d1a48	115	snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL);
32ee40b5 CR	116	}
	117
	118	static int
	119	avs_nau8825_be_fixup(struct snd_soc_pcm_runtime runtime, struct snd_pcm_hw_params params)
	120	{
	121	struct snd_interval rate, channels;
	122	struct snd_mask *fmt;
	123
	124	rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
	125	channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
	126	fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
	127
	128	/* The ADSP will convert the FE rate to 48k, stereo */
	129	rate->min = rate->max = 48000;
	130	channels->min = channels->max = 2;
	131
	132	/* set SSP to 24 bit */
	133	snd_mask_none(fmt);
	134	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
	135
	136	return 0;
	137	}
	138
	139	static int avs_nau8825_trigger(struct snd_pcm_substream *substream, int cmd)
	140	{
	141	struct snd_pcm_runtime *runtime = substream->runtime;
5d2d1a48 KM	142	struct snd_soc_pcm_runtime *rtm = snd_soc_substream_to_rtd(substream);
5d2d1a48 KM	143	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtm, 0);
32ee40b5 CR	144	int ret = 0;
	145
	146	switch (cmd) {
	147	case SNDRV_PCM_TRIGGER_START:
	148	ret = snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_FLL_FS, 0, SND_SOC_CLOCK_IN);
	149	if (ret < 0) {
	150	dev_err(codec_dai->dev, "can't set FS clock %d\n", ret);
	151	break;
	152	}
	153
	154	ret = snd_soc_dai_set_pll(codec_dai, 0, 0, runtime->rate, runtime->rate * 256);
	155	if (ret < 0)
	156	dev_err(codec_dai->dev, "can't set FLL: %d\n", ret);
	157	break;
	158
	159	case SNDRV_PCM_TRIGGER_RESUME:
	160	ret = snd_soc_dai_set_pll(codec_dai, 0, 0, runtime->rate, runtime->rate * 256);
	161	if (ret < 0)
	162	dev_err(codec_dai->dev, "can't set FLL: %d\n", ret);
	163	break;
	164	}
	165
	166	return ret;
	167	}
	168
	169
	170	static const struct snd_soc_ops avs_nau8825_ops = {
	171	.trigger = avs_nau8825_trigger,
	172	};
	173
	174	static int avs_create_dai_link(struct device dev, const char platform_name, int ssp_port,
70c10191	175	int tdm_slot, struct snd_soc_dai_link **dai_link)
32ee40b5 CR	176	{
	177	struct snd_soc_dai_link_component *platform;
	178	struct snd_soc_dai_link *dl;
	179
	180	dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
	181	platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
	182	if (!dl \|\| !platform)
	183	return -ENOMEM;
	184
	185	platform->name = platform_name;
	186
70c10191 AS	187	dl->name = devm_kasprintf(dev, GFP_KERNEL,
70c10191 AS	188	AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot));
32ee40b5 CR	189	dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
	190	dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
	191	if (!dl->name \|\| !dl->cpus \|\| !dl->codecs)
	192	return -ENOMEM;
	193
70c10191 AS	194	dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
70c10191 AS	195	AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot));
32ee40b5 CR	196	dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10508825:00");
	197	dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, SKL_NUVOTON_CODEC_DAI);
	198	if (!dl->cpus->dai_name \|\| !dl->codecs->name \|\| !dl->codecs->dai_name)
	199	return -ENOMEM;
	200
	201	dl->num_cpus = 1;
	202	dl->num_codecs = 1;
	203	dl->platforms = platform;
	204	dl->num_platforms = 1;
	205	dl->id = 0;
	206	dl->dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \| SND_SOC_DAIFMT_CBS_CFS;
	207	dl->init = avs_nau8825_codec_init;
9febcd7a	208	dl->exit = avs_nau8825_codec_exit;
32ee40b5 CR	209	dl->be_hw_params_fixup = avs_nau8825_be_fixup;
	210	dl->ops = &avs_nau8825_ops;
	211	dl->nonatomic = 1;
	212	dl->no_pcm = 1;
	213	dl->dpcm_capture = 1;
	214	dl->dpcm_playback = 1;
	215
	216	*dai_link = dl;
	217
	218	return 0;
	219	}
	220
32ee40b5 CR	221	static int avs_card_suspend_pre(struct snd_soc_card *card)
32ee40b5 CR	222	{
9febcd7a AS	223	struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
	224
	225	return snd_soc_component_set_jack(codec_dai->component, NULL, NULL);
32ee40b5 CR	226	}
	227
	228	static int avs_card_resume_post(struct snd_soc_card *card)
	229	{
	230	struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
	231	struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);
ec4b2099	232	int stream = SNDRV_PCM_STREAM_PLAYBACK;
32ee40b5 CR	233
	234	if (!codec_dai) {
	235	dev_err(card->dev, "Codec dai not found\n");
	236	return -EINVAL;
	237	}
	238
ec4b2099 KM	239	if (snd_soc_dai_stream_active(codec_dai, stream) &&
ec4b2099 KM	240	snd_soc_dai_get_widget(codec_dai, stream)->active)
32ee40b5 CR	241	snd_soc_dai_set_sysclk(codec_dai, NAU8825_CLK_FLL_FS, 0, SND_SOC_CLOCK_IN);
32ee40b5 CR	242
9febcd7a	243	return snd_soc_component_set_jack(codec_dai->component, jack, NULL);
32ee40b5 CR	244	}
	245
	246	static int avs_nau8825_probe(struct platform_device *pdev)
	247	{
32ee40b5 CR	248	struct snd_soc_dai_link *dai_link;
	249	struct snd_soc_acpi_mach *mach;
	250	struct snd_soc_card *card;
	251	struct snd_soc_jack *jack;
	252	struct device *dev = &pdev->dev;
	253	const char *pname;
70c10191	254	int ssp_port, tdm_slot, ret;
32ee40b5 CR	255
	256	mach = dev_get_platdata(dev);
	257	pname = mach->mach_params.platform;
32ee40b5	258
70c10191 AS	259	ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot);
	260	if (ret)
	261	return ret;
	262
	263	ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link);
32ee40b5 CR	264	if (ret) {
	265	dev_err(dev, "Failed to create dai link: %d", ret);
	266	return ret;
	267	}
	268
32ee40b5 CR	269	jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);
	270	card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
	271	if (!jack \|\| !card)
	272	return -ENOMEM;
	273
	274	card->name = "avs_nau8825";
	275	card->dev = dev;
	276	card->owner = THIS_MODULE;
32ee40b5 CR	277	card->suspend_pre = avs_card_suspend_pre;
	278	card->resume_post = avs_card_resume_post;
	279	card->dai_link = dai_link;
	280	card->num_links = 1;
	281	card->controls = card_controls;
	282	card->num_controls = ARRAY_SIZE(card_controls);
	283	card->dapm_widgets = card_widgets;
	284	card->num_dapm_widgets = ARRAY_SIZE(card_widgets);
ae7d6682 BL	285	card->dapm_routes = card_base_routes;
ae7d6682 BL	286	card->num_dapm_routes = ARRAY_SIZE(card_base_routes);
32ee40b5 CR	287	card->fully_routed = true;
	288	snd_soc_card_set_drvdata(card, jack);
	289
	290	ret = snd_soc_fixup_dai_links_platform_name(card, pname);
	291	if (ret)
	292	return ret;
	293
	294	return devm_snd_soc_register_card(dev, card);
	295	}
	296
c94643c2 AS	297	static const struct platform_device_id avs_nau8825_driver_ids[] = {
	298	{
	299	.name = "avs_nau8825",
	300	},
	301	{},
	302	};
	303	MODULE_DEVICE_TABLE(platform, avs_nau8825_driver_ids);
	304
32ee40b5 CR	305	static struct platform_driver avs_nau8825_driver = {
	306	.probe = avs_nau8825_probe,
	307	.driver = {
	308	.name = "avs_nau8825",
	309	.pm = &snd_soc_pm_ops,
	310	},
c94643c2	311	.id_table = avs_nau8825_driver_ids,
32ee40b5 CR	312	};
	313
	314	module_platform_driver(avs_nau8825_driver)
	315
d619b0b7	316	MODULE_DESCRIPTION("Intel nau8825 machine driver");
32ee40b5	317	MODULE_LICENSE("GPL");