[linux-2.6-block.git] / sound / soc / intel / boards / bxt_da7219_max98357a.c

/*
 * Intel Broxton-P I2S Machine Driver
 *
 * Copyright (C) 2016, Intel Corporation. All rights reserved.
 *
 * Modified from:
 *   Intel Skylake I2S Machine driver
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#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 "../../codecs/hdac_hdmi.h"
#include "../../codecs/da7219.h"
#include "../../codecs/da7219-aad.h"

#define BXT_DIALOG_CODEC_DAI	"da7219-hifi"
#define BXT_MAXIM_CODEC_DAI	"HiFi"
#define DUAL_CHANNEL		2
#define QUAD_CHANNEL		4

static struct snd_soc_jack broxton_headset;
static struct snd_soc_jack broxton_hdmi[3];

struct bxt_hdmi_pcm {
	struct list_head head;
	struct snd_soc_dai *codec_dai;
	int device;
};

struct bxt_card_private {
	struct list_head hdmi_pcm_list;
};

enum {
	BXT_DPCM_AUDIO_PB = 0,
	BXT_DPCM_AUDIO_CP,
	BXT_DPCM_AUDIO_REF_CP,
	BXT_DPCM_AUDIO_DMIC_CP,
	BXT_DPCM_AUDIO_HDMI1_PB,
	BXT_DPCM_AUDIO_HDMI2_PB,
	BXT_DPCM_AUDIO_HDMI3_PB,
};

static int platform_clock_control(struct snd_soc_dapm_widget *w,
	struct snd_kcontrol *k, int  event)
{
	int ret = 0;
	struct snd_soc_dapm_context *dapm = w->dapm;
	struct snd_soc_card *card = dapm->card;
	struct snd_soc_dai *codec_dai;

	codec_dai = snd_soc_card_get_codec_dai(card, BXT_DIALOG_CODEC_DAI);
	if (!codec_dai) {
		dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
		return -EIO;
	}

	if (SND_SOC_DAPM_EVENT_OFF(event)) {
		ret = snd_soc_dai_set_pll(codec_dai, 0,
			DA7219_SYSCLK_MCLK, 0, 0);
		if (ret)
			dev_err(card->dev, "failed to stop PLL: %d\n", ret);
	} else if(SND_SOC_DAPM_EVENT_ON(event)) {
		ret = snd_soc_dai_set_pll(codec_dai, 0,
			DA7219_SYSCLK_PLL_SRM, 0, DA7219_PLL_FREQ_OUT_98304);
		if (ret)
			dev_err(card->dev, "failed to start PLL: %d\n", ret);
	}

	return ret;
}

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

static const struct snd_soc_dapm_widget broxton_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_SPK("Spk", NULL),
	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
	SND_SOC_DAPM_SPK("HDMI1", NULL),
	SND_SOC_DAPM_SPK("HDMI2", NULL),
	SND_SOC_DAPM_SPK("HDMI3", NULL),
	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
			platform_clock_control,	SND_SOC_DAPM_POST_PMD|SND_SOC_DAPM_PRE_PMU),
};

static const struct snd_soc_dapm_route broxton_map[] = {
	/* HP jack connectors - unknown if we have jack detection */
	{"Headphone Jack", NULL, "HPL"},
	{"Headphone Jack", NULL, "HPR"},

	/* speaker */
	{"Spk", NULL, "Speaker"},

	/* other jacks */
	{"MIC", NULL, "Headset Mic"},

	/* digital mics */
	{"DMic", NULL, "SoC DMIC"},

	/* CODEC BE connections */
	{"HiFi Playback", NULL, "ssp5 Tx"},
	{"ssp5 Tx", NULL, "codec0_out"},

	{"Playback", NULL, "ssp1 Tx"},
	{"ssp1 Tx", NULL, "codec1_out"},

	{"codec0_in", NULL, "ssp1 Rx"},
	{"ssp1 Rx", NULL, "Capture"},

	{"HDMI1", NULL, "hif5-0 Output"},
	{"HDMI2", NULL, "hif6-0 Output"},
	{"HDMI2", NULL, "hif7-0 Output"},

	{"hifi3", NULL, "iDisp3 Tx"},
	{"iDisp3 Tx", NULL, "iDisp3_out"},
	{"hifi2", NULL, "iDisp2 Tx"},
	{"iDisp2 Tx", NULL, "iDisp2_out"},
	{"hifi1", NULL, "iDisp1 Tx"},
	{"iDisp1 Tx", NULL, "iDisp1_out"},

	/* DMIC */
	{"dmic01_hifi", NULL, "DMIC01 Rx"},
	{"DMIC01 Rx", NULL, "DMIC AIF"},

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

static int broxton_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
			struct snd_pcm_hw_params *params)
{
	struct snd_interval *rate = hw_param_interval(params,
			SNDRV_PCM_HW_PARAM_RATE);
	struct snd_interval *channels = hw_param_interval(params,
			SNDRV_PCM_HW_PARAM_CHANNELS);
	struct snd_mask *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 = DUAL_CHANNEL;

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

	return 0;
}

static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
{
	int ret;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_component *component = rtd->codec_dai->component;

	/* Configure sysclk for codec */
	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 19200000,
				     SND_SOC_CLOCK_IN);
	if (ret) {
		dev_err(rtd->dev, "can't set codec sysclk configuration\n");
		return ret;
	}

	/*
	 * Headset buttons map to the google Reference headset.
	 * These can be configured by userspace.
	 */
	ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
			SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
			SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
			&broxton_headset, NULL, 0);
	if (ret) {
		dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
		return ret;
	}

	da7219_aad_jack_det(component, &broxton_headset);

	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");

	return ret;
}

static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
{
	struct bxt_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
	struct snd_soc_dai *dai = rtd->codec_dai;
	struct bxt_hdmi_pcm *pcm;

	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	if (!pcm)
		return -ENOMEM;

	pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
	pcm->codec_dai = dai;

	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);

	return 0;
}

static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_dapm_context *dapm;
	struct snd_soc_component *component = rtd->cpu_dai->component;

	dapm = snd_soc_component_get_dapm(component);
	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");

	return 0;
}

static const unsigned int rates[] = {
	48000,
};

static const struct snd_pcm_hw_constraint_list constraints_rates = {
	.count = ARRAY_SIZE(rates),
	.list  = rates,
	.mask = 0,
};

static const unsigned int channels[] = {
	DUAL_CHANNEL,
};

static const struct snd_pcm_hw_constraint_list constraints_channels = {
	.count = ARRAY_SIZE(channels),
	.list = channels,
	.mask = 0,
};

static const unsigned int channels_quad[] = {
	QUAD_CHANNEL,
};

static const struct snd_pcm_hw_constraint_list constraints_channels_quad = {
	.count = ARRAY_SIZE(channels_quad),
	.list = channels_quad,
	.mask = 0,
};

static int bxt_fe_startup(struct snd_pcm_substream *substream)
{
	struct snd_pcm_runtime *runtime = substream->runtime;

	/*
	 * On this platform for PCM device we support,
	 * 48Khz
	 * stereo
	 * 16 bit audio
	 */

	runtime->hw.channels_max = DUAL_CHANNEL;
	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
					   &constraints_channels);

	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);

	snd_pcm_hw_constraint_list(runtime, 0,
				SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);

	return 0;
}

static const struct snd_soc_ops broxton_da7219_fe_ops = {
	.startup = bxt_fe_startup,
};

static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
			struct snd_pcm_hw_params *params)
{
	struct snd_interval *channels = hw_param_interval(params,
						SNDRV_PCM_HW_PARAM_CHANNELS);
	if (params_channels(params) == 2)
		channels->min = channels->max = 2;
	else
		channels->min = channels->max = 4;

	return 0;
}

static int broxton_dmic_startup(struct snd_pcm_substream *substream)
{
	struct snd_pcm_runtime *runtime = substream->runtime;

	runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL;
	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
			&constraints_channels_quad);

	return snd_pcm_hw_constraint_list(substream->runtime, 0,
			SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
}

static const struct snd_soc_ops broxton_dmic_ops = {
	.startup = broxton_dmic_startup,
};

static const unsigned int rates_16000[] = {
	16000,
};

static const struct snd_pcm_hw_constraint_list constraints_16000 = {
	.count = ARRAY_SIZE(rates_16000),
	.list  = rates_16000,
};

static int broxton_refcap_startup(struct snd_pcm_substream *substream)
{
	return snd_pcm_hw_constraint_list(substream->runtime, 0,
			SNDRV_PCM_HW_PARAM_RATE,
			&constraints_16000);
};

static const struct snd_soc_ops broxton_refcap_ops = {
	.startup = broxton_refcap_startup,
};

/* broxton digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link broxton_dais[] = {
	/* Front End DAI links */
	[BXT_DPCM_AUDIO_PB] =
	{
		.name = "Bxt Audio Port",
		.stream_name = "Audio",
		.cpu_dai_name = "System Pin",
		.platform_name = "0000:00:0e.0",
		.dynamic = 1,
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.nonatomic = 1,
		.init = broxton_da7219_fe_init,
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_playback = 1,
		.ops = &broxton_da7219_fe_ops,
	},
	[BXT_DPCM_AUDIO_CP] =
	{
		.name = "Bxt Audio Capture Port",
		.stream_name = "Audio Record",
		.cpu_dai_name = "System Pin",
		.platform_name = "0000:00:0e.0",
		.dynamic = 1,
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.nonatomic = 1,
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_capture = 1,
		.ops = &broxton_da7219_fe_ops,
	},
	[BXT_DPCM_AUDIO_REF_CP] =
	{
		.name = "Bxt Audio Reference cap",
		.stream_name = "Refcap",
		.cpu_dai_name = "Reference Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
		.ops = &broxton_refcap_ops,
	},
	[BXT_DPCM_AUDIO_DMIC_CP] =
	{
		.name = "Bxt Audio DMIC cap",
		.stream_name = "dmiccap",
		.cpu_dai_name = "DMIC Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
		.ops = &broxton_dmic_ops,
	},
	[BXT_DPCM_AUDIO_HDMI1_PB] =
	{
		.name = "Bxt HDMI Port1",
		.stream_name = "Hdmi1",
		.cpu_dai_name = "HDMI1 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},
	[BXT_DPCM_AUDIO_HDMI2_PB] =
	{
		.name = "Bxt HDMI Port2",
		.stream_name = "Hdmi2",
		.cpu_dai_name = "HDMI2 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},
	[BXT_DPCM_AUDIO_HDMI3_PB] =
	{
		.name = "Bxt HDMI Port3",
		.stream_name = "Hdmi3",
		.cpu_dai_name = "HDMI3 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},
	/* Back End DAI links */
	{
		/* SSP5 - Codec */
		.name = "SSP5-Codec",
		.id = 0,
		.cpu_dai_name = "SSP5 Pin",
		.platform_name = "0000:00:0e.0",
		.no_pcm = 1,
		.codec_name = "MX98357A:00",
		.codec_dai_name = BXT_MAXIM_CODEC_DAI,
		.dai_fmt = SND_SOC_DAIFMT_I2S |
			SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CBS_CFS,
		.ignore_pmdown_time = 1,
		.be_hw_params_fixup = broxton_ssp_fixup,
		.dpcm_playback = 1,
	},
	{
		/* SSP1 - Codec */
		.name = "SSP1-Codec",
		.id = 1,
		.cpu_dai_name = "SSP1 Pin",
		.platform_name = "0000:00:0e.0",
		.no_pcm = 1,
		.codec_name = "i2c-DLGS7219:00",
		.codec_dai_name = BXT_DIALOG_CODEC_DAI,
		.init = broxton_da7219_codec_init,
		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CBS_CFS,
		.ignore_pmdown_time = 1,
		.be_hw_params_fixup = broxton_ssp_fixup,
		.dpcm_playback = 1,
		.dpcm_capture = 1,
	},
	{
		.name = "dmic01",
		.id = 2,
		.cpu_dai_name = "DMIC01 Pin",
		.codec_name = "dmic-codec",
		.codec_dai_name = "dmic-hifi",
		.platform_name = "0000:00:0e.0",
		.ignore_suspend = 1,
		.be_hw_params_fixup = broxton_dmic_fixup,
		.dpcm_capture = 1,
		.no_pcm = 1,
	},
	{
		.name = "iDisp1",
		.id = 3,
		.cpu_dai_name = "iDisp1 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi1",
		.platform_name = "0000:00:0e.0",
		.init = broxton_hdmi_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
	{
		.name = "iDisp2",
		.id = 4,
		.cpu_dai_name = "iDisp2 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi2",
		.platform_name = "0000:00:0e.0",
		.init = broxton_hdmi_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
	{
		.name = "iDisp3",
		.id = 5,
		.cpu_dai_name = "iDisp3 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi3",
		.platform_name = "0000:00:0e.0",
		.init = broxton_hdmi_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
};

#define NAME_SIZE	32
static int bxt_card_late_probe(struct snd_soc_card *card)
{
	struct bxt_card_private *ctx = snd_soc_card_get_drvdata(card);
	struct bxt_hdmi_pcm *pcm;
	struct snd_soc_component *component = NULL;
	int err, i = 0;
	char jack_name[NAME_SIZE];

	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
		component = pcm->codec_dai->component;
		snprintf(jack_name, sizeof(jack_name),
			"HDMI/DP, pcm=%d Jack", pcm->device);
		err = snd_soc_card_jack_new(card, jack_name,
					SND_JACK_AVOUT, &broxton_hdmi[i],
					NULL, 0);

		if (err)
			return err;

		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
						&broxton_hdmi[i]);
		if (err < 0)
			return err;

		i++;
	}

	if (!component)
		return -EINVAL;

	return hdac_hdmi_jack_port_init(component, &card->dapm);
}

/* broxton audio machine driver for SPT + da7219 */
static struct snd_soc_card broxton_audio_card = {
	.name = "bxtda7219max",
	.owner = THIS_MODULE,
	.dai_link = broxton_dais,
	.num_links = ARRAY_SIZE(broxton_dais),
	.controls = broxton_controls,
	.num_controls = ARRAY_SIZE(broxton_controls),
	.dapm_widgets = broxton_widgets,
	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
	.dapm_routes = broxton_map,
	.num_dapm_routes = ARRAY_SIZE(broxton_map),
	.fully_routed = true,
	.late_probe = bxt_card_late_probe,
};

static int broxton_audio_probe(struct platform_device *pdev)
{
	struct bxt_card_private *ctx;

	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
	if (!ctx)
		return -ENOMEM;

	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);

	broxton_audio_card.dev = &pdev->dev;
	snd_soc_card_set_drvdata(&broxton_audio_card, ctx);

	return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card);
}

static struct platform_driver broxton_audio = {
	.probe = broxton_audio_probe,
	.driver = {
		.name = "bxt_da7219_max98357a_i2s",
		.pm = &snd_soc_pm_ops,
	},
};
module_platform_driver(broxton_audio)

/* Module information */
MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
MODULE_AUTHOR("Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>");
MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com>");
MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:bxt_da7219_max98357a_i2s");
Commit	Line	Data
723bad3f SN	1	/*
	2	* Intel Broxton-P I2S Machine Driver
	3	*
	4	* Copyright (C) 2016, Intel Corporation. All rights reserved.
	5	*
	6	* Modified from:
	7	* Intel Skylake I2S Machine driver
	8	*
	9	* This program is free software; you can redistribute it and/or
	10	* modify it under the terms of the GNU General Public License version
	11	* 2 as published by the Free Software Foundation.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*/
	18
	19	#include <linux/module.h>
	20	#include <linux/platform_device.h>
	21	#include <sound/core.h>
	22	#include <sound/jack.h>
	23	#include <sound/pcm.h>
	24	#include <sound/pcm_params.h>
	25	#include <sound/soc.h>
	26	#include "../../codecs/hdac_hdmi.h"
	27	#include "../../codecs/da7219.h"
	28	#include "../../codecs/da7219-aad.h"
	29
	30	#define BXT_DIALOG_CODEC_DAI "da7219-hifi"
	31	#define BXT_MAXIM_CODEC_DAI "HiFi"
	32	#define DUAL_CHANNEL 2
c1aee1d8	33	#define QUAD_CHANNEL 4
723bad3f SN	34
723bad3f SN	35	static struct snd_soc_jack broxton_headset;
625de2bf	36	static struct snd_soc_jack broxton_hdmi[3];
723bad3f	37
ba210346 JK	38	struct bxt_hdmi_pcm {
	39	struct list_head head;
	40	struct snd_soc_dai *codec_dai;
	41	int device;
	42	};
	43
	44	struct bxt_card_private {
	45	struct list_head hdmi_pcm_list;
	46	};
	47
723bad3f SN	48	enum {
	49	BXT_DPCM_AUDIO_PB = 0,
	50	BXT_DPCM_AUDIO_CP,
	51	BXT_DPCM_AUDIO_REF_CP,
43c02ede	52	BXT_DPCM_AUDIO_DMIC_CP,
723bad3f SN	53	BXT_DPCM_AUDIO_HDMI1_PB,
	54	BXT_DPCM_AUDIO_HDMI2_PB,
	55	BXT_DPCM_AUDIO_HDMI3_PB,
	56	};
	57
d7fba9dc HP	58	static int platform_clock_control(struct snd_soc_dapm_widget *w,
	59	struct snd_kcontrol *k, int event)
	60	{
	61	int ret = 0;
	62	struct snd_soc_dapm_context *dapm = w->dapm;
	63	struct snd_soc_card *card = dapm->card;
	64	struct snd_soc_dai *codec_dai;
	65
dfb6ec7a	66	codec_dai = snd_soc_card_get_codec_dai(card, BXT_DIALOG_CODEC_DAI);
d7fba9dc HP	67	if (!codec_dai) {
	68	dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
	69	return -EIO;
	70	}
	71
	72	if (SND_SOC_DAPM_EVENT_OFF(event)) {
	73	ret = snd_soc_dai_set_pll(codec_dai, 0,
	74	DA7219_SYSCLK_MCLK, 0, 0);
	75	if (ret)
	76	dev_err(card->dev, "failed to stop PLL: %d\n", ret);
	77	} else if(SND_SOC_DAPM_EVENT_ON(event)) {
d7fba9dc HP	78	ret = snd_soc_dai_set_pll(codec_dai, 0,
	79	DA7219_SYSCLK_PLL_SRM, 0, DA7219_PLL_FREQ_OUT_98304);
	80	if (ret)
	81	dev_err(card->dev, "failed to start PLL: %d\n", ret);
	82	}
	83
	84	return ret;
	85	}
	86
723bad3f SN	87	static const struct snd_kcontrol_new broxton_controls[] = {
	88	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	89	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	90	SOC_DAPM_PIN_SWITCH("Spk"),
	91	};
	92
	93	static const struct snd_soc_dapm_widget broxton_widgets[] = {
	94	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	95	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	96	SND_SOC_DAPM_SPK("Spk", NULL),
	97	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
	98	SND_SOC_DAPM_SPK("HDMI1", NULL),
	99	SND_SOC_DAPM_SPK("HDMI2", NULL),
	100	SND_SOC_DAPM_SPK("HDMI3", NULL),
d7fba9dc HP	101	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
d7fba9dc HP	102	platform_clock_control, SND_SOC_DAPM_POST_PMD\|SND_SOC_DAPM_PRE_PMU),
723bad3f SN	103	};
	104
	105	static const struct snd_soc_dapm_route broxton_map[] = {
	106	/* HP jack connectors - unknown if we have jack detection */
	107	{"Headphone Jack", NULL, "HPL"},
	108	{"Headphone Jack", NULL, "HPR"},
	109
	110	/* speaker */
	111	{"Spk", NULL, "Speaker"},
	112
	113	/* other jacks */
	114	{"MIC", NULL, "Headset Mic"},
	115
	116	/* digital mics */
	117	{"DMic", NULL, "SoC DMIC"},
	118
	119	/* CODEC BE connections */
	120	{"HiFi Playback", NULL, "ssp5 Tx"},
	121	{"ssp5 Tx", NULL, "codec0_out"},
	122
	123	{"Playback", NULL, "ssp1 Tx"},
	124	{"ssp1 Tx", NULL, "codec1_out"},
	125
	126	{"codec0_in", NULL, "ssp1 Rx"},
	127	{"ssp1 Rx", NULL, "Capture"},
	128
6d707a74 JK	129	{"HDMI1", NULL, "hif5-0 Output"},
	130	{"HDMI2", NULL, "hif6-0 Output"},
	131	{"HDMI2", NULL, "hif7-0 Output"},
723bad3f SN	132
	133	{"hifi3", NULL, "iDisp3 Tx"},
	134	{"iDisp3 Tx", NULL, "iDisp3_out"},
	135	{"hifi2", NULL, "iDisp2 Tx"},
	136	{"iDisp2 Tx", NULL, "iDisp2_out"},
	137	{"hifi1", NULL, "iDisp1 Tx"},
	138	{"iDisp1 Tx", NULL, "iDisp1_out"},
	139
	140	/* DMIC */
	141	{"dmic01_hifi", NULL, "DMIC01 Rx"},
	142	{"DMIC01 Rx", NULL, "DMIC AIF"},
d7fba9dc HP	143
	144	{ "Headphone Jack", NULL, "Platform Clock" },
	145	{ "Headset Mic", NULL, "Platform Clock" },
723bad3f SN	146	};
	147
	148	static int broxton_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
	149	struct snd_pcm_hw_params *params)
	150	{
	151	struct snd_interval *rate = hw_param_interval(params,
	152	SNDRV_PCM_HW_PARAM_RATE);
	153	struct snd_interval *channels = hw_param_interval(params,
	154	SNDRV_PCM_HW_PARAM_CHANNELS);
	155	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
	156
	157	/* The ADSP will convert the FE rate to 48k, stereo */
	158	rate->min = rate->max = 48000;
	159	channels->min = channels->max = DUAL_CHANNEL;
	160
	161	/* set SSP to 24 bit */
	162	snd_mask_none(fmt);
	163	snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
	164
	165	return 0;
	166	}
	167
	168	static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
	169	{
	170	int ret;
fd0f2375	171	struct snd_soc_dai *codec_dai = rtd->codec_dai;
45101122	172	struct snd_soc_component *component = rtd->codec_dai->component;
723bad3f	173
fd0f2375 AT	174	/* Configure sysclk for codec */
	175	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 19200000,
	176	SND_SOC_CLOCK_IN);
	177	if (ret) {
	178	dev_err(rtd->dev, "can't set codec sysclk configuration\n");
	179	return ret;
	180	}
	181
723bad3f SN	182	/*
	183	* Headset buttons map to the google Reference headset.
	184	* These can be configured by userspace.
	185	*/
	186	ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
	187	SND_JACK_HEADSET \| SND_JACK_BTN_0 \| SND_JACK_BTN_1 \|
a31b466f SN	188	SND_JACK_BTN_2 \| SND_JACK_BTN_3 \| SND_JACK_LINEOUT,
a31b466f SN	189	&broxton_headset, NULL, 0);
723bad3f SN	190	if (ret) {
	191	dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
	192	return ret;
	193	}
	194
45101122	195	da7219_aad_jack_det(component, &broxton_headset);
723bad3f SN	196
	197	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
	198
	199	return ret;
	200	}
	201
	202	static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
	203	{
ba210346	204	struct bxt_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
723bad3f	205	struct snd_soc_dai *dai = rtd->codec_dai;
ba210346 JK	206	struct bxt_hdmi_pcm *pcm;
	207
	208	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	209	if (!pcm)
	210	return -ENOMEM;
723bad3f	211
ba210346 JK	212	pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
	213	pcm->codec_dai = dai;
	214
	215	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	216
	217	return 0;
723bad3f SN	218	}
	219
	220	static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
	221	{
	222	struct snd_soc_dapm_context *dapm;
	223	struct snd_soc_component *component = rtd->cpu_dai->component;
	224
	225	dapm = snd_soc_component_get_dapm(component);
	226	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
	227
	228	return 0;
	229	}
	230
21031d53	231	static const unsigned int rates[] = {
723bad3f SN	232	48000,
	233	};
	234
21031d53	235	static const struct snd_pcm_hw_constraint_list constraints_rates = {
723bad3f SN	236	.count = ARRAY_SIZE(rates),
	237	.list = rates,
	238	.mask = 0,
	239	};
	240
21031d53	241	static const unsigned int channels[] = {
723bad3f SN	242	DUAL_CHANNEL,
	243	};
	244
21031d53	245	static const struct snd_pcm_hw_constraint_list constraints_channels = {
723bad3f SN	246	.count = ARRAY_SIZE(channels),
	247	.list = channels,
	248	.mask = 0,
	249	};
	250
21031d53	251	static const unsigned int channels_quad[] = {
c1aee1d8 SN	252	QUAD_CHANNEL,
	253	};
	254
21031d53	255	static const struct snd_pcm_hw_constraint_list constraints_channels_quad = {
c1aee1d8 SN	256	.count = ARRAY_SIZE(channels_quad),
	257	.list = channels_quad,
	258	.mask = 0,
	259	};
	260
723bad3f SN	261	static int bxt_fe_startup(struct snd_pcm_substream *substream)
	262	{
	263	struct snd_pcm_runtime *runtime = substream->runtime;
	264
	265	/*
	266	* On this platform for PCM device we support,
	267	* 48Khz
	268	* stereo
	269	* 16 bit audio
	270	*/
	271
	272	runtime->hw.channels_max = DUAL_CHANNEL;
	273	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
	274	&constraints_channels);
	275
	276	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
	277	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
	278
	279	snd_pcm_hw_constraint_list(runtime, 0,
	280	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	281
	282	return 0;
	283	}
	284
	285	static const struct snd_soc_ops broxton_da7219_fe_ops = {
	286	.startup = bxt_fe_startup,
	287	};
	288
43c02ede YZ	289	static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
	290	struct snd_pcm_hw_params *params)
	291	{
	292	struct snd_interval *channels = hw_param_interval(params,
	293	SNDRV_PCM_HW_PARAM_CHANNELS);
c1aee1d8 SN	294	if (params_channels(params) == 2)
	295	channels->min = channels->max = 2;
	296	else
	297	channels->min = channels->max = 4;
43c02ede YZ	298
	299	return 0;
	300	}
	301
	302	static int broxton_dmic_startup(struct snd_pcm_substream *substream)
	303	{
	304	struct snd_pcm_runtime *runtime = substream->runtime;
	305
c1aee1d8	306	runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL;
43c02ede	307	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
c1aee1d8	308	&constraints_channels_quad);
43c02ede YZ	309
	310	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	311	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	312	}
	313
	314	static const struct snd_soc_ops broxton_dmic_ops = {
	315	.startup = broxton_dmic_startup,
	316	};
	317
	318	static const unsigned int rates_16000[] = {
	319	16000,
	320	};
	321
	322	static const struct snd_pcm_hw_constraint_list constraints_16000 = {
	323	.count = ARRAY_SIZE(rates_16000),
	324	.list = rates_16000,
	325	};
	326
	327	static int broxton_refcap_startup(struct snd_pcm_substream *substream)
	328	{
	329	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	330	SNDRV_PCM_HW_PARAM_RATE,
	331	&constraints_16000);
	332	};
	333
9b6fdef6	334	static const struct snd_soc_ops broxton_refcap_ops = {
43c02ede YZ	335	.startup = broxton_refcap_startup,
	336	};
	337
723bad3f SN	338	/* broxton digital audio interface glue - connects codec <--> CPU */
	339	static struct snd_soc_dai_link broxton_dais[] = {
	340	/* Front End DAI links */
43d443dc	341	[BXT_DPCM_AUDIO_PB] =
723bad3f SN	342	{
	343	.name = "Bxt Audio Port",
	344	.stream_name = "Audio",
	345	.cpu_dai_name = "System Pin",
	346	.platform_name = "0000:00:0e.0",
	347	.dynamic = 1,
	348	.codec_name = "snd-soc-dummy",
	349	.codec_dai_name = "snd-soc-dummy-dai",
	350	.nonatomic = 1,
	351	.init = broxton_da7219_fe_init,
	352	.trigger = {
	353	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	354	.dpcm_playback = 1,
	355	.ops = &broxton_da7219_fe_ops,
	356	},
43d443dc	357	[BXT_DPCM_AUDIO_CP] =
723bad3f SN	358	{
	359	.name = "Bxt Audio Capture Port",
	360	.stream_name = "Audio Record",
	361	.cpu_dai_name = "System Pin",
	362	.platform_name = "0000:00:0e.0",
	363	.dynamic = 1,
	364	.codec_name = "snd-soc-dummy",
	365	.codec_dai_name = "snd-soc-dummy-dai",
	366	.nonatomic = 1,
	367	.trigger = {
	368	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	369	.dpcm_capture = 1,
	370	.ops = &broxton_da7219_fe_ops,
	371	},
43d443dc	372	[BXT_DPCM_AUDIO_REF_CP] =
723bad3f SN	373	{
	374	.name = "Bxt Audio Reference cap",
	375	.stream_name = "Refcap",
	376	.cpu_dai_name = "Reference Pin",
	377	.codec_name = "snd-soc-dummy",
	378	.codec_dai_name = "snd-soc-dummy-dai",
	379	.platform_name = "0000:00:0e.0",
	380	.init = NULL,
	381	.dpcm_capture = 1,
723bad3f SN	382	.nonatomic = 1,
723bad3f SN	383	.dynamic = 1,
43c02ede YZ	384	.ops = &broxton_refcap_ops,
43c02ede YZ	385	},
89c03ddb	386	[BXT_DPCM_AUDIO_DMIC_CP] =
43c02ede YZ	387	{
	388	.name = "Bxt Audio DMIC cap",
	389	.stream_name = "dmiccap",
	390	.cpu_dai_name = "DMIC Pin",
	391	.codec_name = "snd-soc-dummy",
	392	.codec_dai_name = "snd-soc-dummy-dai",
	393	.platform_name = "0000:00:0e.0",
	394	.init = NULL,
	395	.dpcm_capture = 1,
	396	.nonatomic = 1,
	397	.dynamic = 1,
	398	.ops = &broxton_dmic_ops,
723bad3f	399	},
43d443dc	400	[BXT_DPCM_AUDIO_HDMI1_PB] =
723bad3f SN	401	{
	402	.name = "Bxt HDMI Port1",
	403	.stream_name = "Hdmi1",
	404	.cpu_dai_name = "HDMI1 Pin",
	405	.codec_name = "snd-soc-dummy",
	406	.codec_dai_name = "snd-soc-dummy-dai",
	407	.platform_name = "0000:00:0e.0",
	408	.dpcm_playback = 1,
	409	.init = NULL,
	410	.nonatomic = 1,
	411	.dynamic = 1,
	412	},
43d443dc	413	[BXT_DPCM_AUDIO_HDMI2_PB] =
723bad3f SN	414	{
	415	.name = "Bxt HDMI Port2",
	416	.stream_name = "Hdmi2",
	417	.cpu_dai_name = "HDMI2 Pin",
	418	.codec_name = "snd-soc-dummy",
	419	.codec_dai_name = "snd-soc-dummy-dai",
	420	.platform_name = "0000:00:0e.0",
	421	.dpcm_playback = 1,
	422	.init = NULL,
	423	.nonatomic = 1,
	424	.dynamic = 1,
	425	},
43d443dc	426	[BXT_DPCM_AUDIO_HDMI3_PB] =
723bad3f SN	427	{
	428	.name = "Bxt HDMI Port3",
	429	.stream_name = "Hdmi3",
	430	.cpu_dai_name = "HDMI3 Pin",
	431	.codec_name = "snd-soc-dummy",
	432	.codec_dai_name = "snd-soc-dummy-dai",
	433	.platform_name = "0000:00:0e.0",
	434	.dpcm_playback = 1,
	435	.init = NULL,
	436	.nonatomic = 1,
	437	.dynamic = 1,
	438	},
	439	/* Back End DAI links */
	440	{
	441	/* SSP5 - Codec */
	442	.name = "SSP5-Codec",
	443	.id = 0,
	444	.cpu_dai_name = "SSP5 Pin",
	445	.platform_name = "0000:00:0e.0",
	446	.no_pcm = 1,
	447	.codec_name = "MX98357A:00",
	448	.codec_dai_name = BXT_MAXIM_CODEC_DAI,
	449	.dai_fmt = SND_SOC_DAIFMT_I2S \|
	450	SND_SOC_DAIFMT_NB_NF \|
	451	SND_SOC_DAIFMT_CBS_CFS,
	452	.ignore_pmdown_time = 1,
	453	.be_hw_params_fixup = broxton_ssp_fixup,
	454	.dpcm_playback = 1,
	455	},
	456	{
	457	/* SSP1 - Codec */
	458	.name = "SSP1-Codec",
	459	.id = 1,
	460	.cpu_dai_name = "SSP1 Pin",
	461	.platform_name = "0000:00:0e.0",
	462	.no_pcm = 1,
	463	.codec_name = "i2c-DLGS7219:00",
	464	.codec_dai_name = BXT_DIALOG_CODEC_DAI,
	465	.init = broxton_da7219_codec_init,
	466	.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
	467	SND_SOC_DAIFMT_CBS_CFS,
	468	.ignore_pmdown_time = 1,
	469	.be_hw_params_fixup = broxton_ssp_fixup,
723bad3f SN	470	.dpcm_playback = 1,
	471	.dpcm_capture = 1,
	472	},
	473	{
	474	.name = "dmic01",
	475	.id = 2,
	476	.cpu_dai_name = "DMIC01 Pin",
	477	.codec_name = "dmic-codec",
	478	.codec_dai_name = "dmic-hifi",
	479	.platform_name = "0000:00:0e.0",
	480	.ignore_suspend = 1,
43c02ede	481	.be_hw_params_fixup = broxton_dmic_fixup,
723bad3f SN	482	.dpcm_capture = 1,
	483	.no_pcm = 1,
	484	},
	485	{
	486	.name = "iDisp1",
	487	.id = 3,
	488	.cpu_dai_name = "iDisp1 Pin",
	489	.codec_name = "ehdaudio0D2",
	490	.codec_dai_name = "intel-hdmi-hifi1",
	491	.platform_name = "0000:00:0e.0",
	492	.init = broxton_hdmi_init,
	493	.dpcm_playback = 1,
	494	.no_pcm = 1,
	495	},
	496	{
	497	.name = "iDisp2",
	498	.id = 4,
	499	.cpu_dai_name = "iDisp2 Pin",
	500	.codec_name = "ehdaudio0D2",
	501	.codec_dai_name = "intel-hdmi-hifi2",
	502	.platform_name = "0000:00:0e.0",
	503	.init = broxton_hdmi_init,
	504	.dpcm_playback = 1,
	505	.no_pcm = 1,
	506	},
	507	{
	508	.name = "iDisp3",
	509	.id = 5,
	510	.cpu_dai_name = "iDisp3 Pin",
	511	.codec_name = "ehdaudio0D2",
	512	.codec_dai_name = "intel-hdmi-hifi3",
	513	.platform_name = "0000:00:0e.0",
	514	.init = broxton_hdmi_init,
	515	.dpcm_playback = 1,
	516	.no_pcm = 1,
	517	},
	518	};
	519
625de2bf	520	#define NAME_SIZE 32
ba210346 JK	521	static int bxt_card_late_probe(struct snd_soc_card *card)
	522	{
	523	struct bxt_card_private *ctx = snd_soc_card_get_drvdata(card);
	524	struct bxt_hdmi_pcm *pcm;
45101122	525	struct snd_soc_component *component = NULL;
625de2bf JK	526	int err, i = 0;
625de2bf JK	527	char jack_name[NAME_SIZE];
ba210346 JK	528
ba210346 JK	529	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
45101122	530	component = pcm->codec_dai->component;
625de2bf JK	531	snprintf(jack_name, sizeof(jack_name),
	532	"HDMI/DP, pcm=%d Jack", pcm->device);
	533	err = snd_soc_card_jack_new(card, jack_name,
	534	SND_JACK_AVOUT, &broxton_hdmi[i],
	535	NULL, 0);
	536
	537	if (err)
	538	return err;
	539
	540	err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
	541	&broxton_hdmi[i]);
ba210346 JK	542	if (err < 0)
ba210346 JK	543	return err;
625de2bf JK	544
625de2bf JK	545	i++;
ba210346 JK	546	}
ba210346 JK	547
45101122	548	if (!component)
c5cf9f37 JK	549	return -EINVAL;
c5cf9f37 JK	550
45101122	551	return hdac_hdmi_jack_port_init(component, &card->dapm);
ba210346 JK	552	}
ba210346 JK	553
723bad3f SN	554	/* broxton audio machine driver for SPT + da7219 */
	555	static struct snd_soc_card broxton_audio_card = {
	556	.name = "bxtda7219max",
	557	.owner = THIS_MODULE,
	558	.dai_link = broxton_dais,
	559	.num_links = ARRAY_SIZE(broxton_dais),
	560	.controls = broxton_controls,
	561	.num_controls = ARRAY_SIZE(broxton_controls),
	562	.dapm_widgets = broxton_widgets,
	563	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
	564	.dapm_routes = broxton_map,
	565	.num_dapm_routes = ARRAY_SIZE(broxton_map),
	566	.fully_routed = true,
ba210346	567	.late_probe = bxt_card_late_probe,
723bad3f SN	568	};
	569
	570	static int broxton_audio_probe(struct platform_device *pdev)
	571	{
ba210346 JK	572	struct bxt_card_private *ctx;
	573
	574	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
	575	if (!ctx)
	576	return -ENOMEM;
	577
	578	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
	579
723bad3f	580	broxton_audio_card.dev = &pdev->dev;
ba210346 JK	581	snd_soc_card_set_drvdata(&broxton_audio_card, ctx);
ba210346 JK	582
723bad3f SN	583	return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card);
	584	}
	585
	586	static struct platform_driver broxton_audio = {
	587	.probe = broxton_audio_probe,
	588	.driver = {
	589	.name = "bxt_da7219_max98357a_i2s",
	590	.pm = &snd_soc_pm_ops,
	591	},
	592	};
	593	module_platform_driver(broxton_audio)
	594
	595	/* Module information */
	596	MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
	597	MODULE_AUTHOR("Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>");
	598	MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com>");
	599	MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
	600	MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
	601	MODULE_LICENSE("GPL v2");
	602	MODULE_ALIAS("platform:bxt_da7219_max98357a_i2s");