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Commit bfa4bebe authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
Browse files

Merge "asoc: qcs405: Add support for META MI2S ports"

parents bd95d2fa afaec2af

asoc/qcs405.c

+510 −1
Original line number Diff line number Diff line
@@ -105,6 +105,12 @@ enum { 
	MI2S_MAX,

};



enum {

	PRIM_META_MI2S = 0,

	SEC_META_MI2S,

	META_MI2S_MAX,

};



enum {

	PRIM_AUX_PCM = 0,

	SEC_AUX_PCM,
@@ -157,6 +163,12 @@ static u32 mi2s_ebit_clk[MI2S_MAX] = { 
	Q6AFE_LPASS_CLK_ID_SEN_MI2S_EBIT

};



struct meta_mi2s_conf {

	u32 num_member_ports;

	u32 member_port[MAX_NUM_I2S_META_PORT_MEMBER_PORTS];

	bool clk_enable[MAX_NUM_I2S_META_PORT_MEMBER_PORTS];

};



struct dev_config {

	u32 sample_rate;

	u32 bit_format;
@@ -402,6 +414,11 @@ static struct dev_config mi2s_rx_cfg[] = { 
	[SEN_MI2S]  = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},

};



static struct dev_config meta_mi2s_rx_cfg[] = {

	[PRIM_META_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},

	[SEC_META_MI2S]  = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},

};



/* Default configuration of SPDIF channels */

static struct dev_config spdif_rx_cfg[] = {

	[PRIM_SPDIF_RX] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},
@@ -487,6 +504,14 @@ static const char *const mi2s_ch_text[] = { 
		"Eight", "Nine", "Ten", "Eleven", "Twelve", "Thirteen",

		"Fourteen", "Fifteen", "Sixteen"

};

static const char *const meta_mi2s_ch_text[] = {

		"One", "Two", "Three", "Four", "Five", "Six", "Seven",

		"Eight", "Nine", "Ten", "Eleven", "Twelve", "Thirteen",

		"Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen",

		"Nineteen", "Twenty", "TwentyOne", "TwentyTwo", "TwentyThree",

		"TwentyFour", "TwentyFive", "TwentySix", "TwentySeven",

		"TwentyEight", "TwentyNine", "Thirty", "ThirtyOne", "ThirtyTwo"

};

static const char *const qos_text[] = {"Disable", "Enable"};



static const char *const cdc_dma_rx_ch_text[] = {"One", "Two"};
@@ -576,6 +601,12 @@ static SOC_ENUM_SINGLE_EXT_DECL(mi2s_rx_format, bit_format_text); 
static SOC_ENUM_SINGLE_EXT_DECL(mi2s_tx_format, bit_format_text);

static SOC_ENUM_SINGLE_EXT_DECL(aux_pcm_rx_format, bit_format_text);

static SOC_ENUM_SINGLE_EXT_DECL(aux_pcm_tx_format, bit_format_text);

static SOC_ENUM_SINGLE_EXT_DECL(prim_meta_mi2s_rx_sample_rate, mi2s_rate_text);

static SOC_ENUM_SINGLE_EXT_DECL(sec_meta_mi2s_rx_sample_rate, mi2s_rate_text);

static SOC_ENUM_SINGLE_EXT_DECL(prim_meta_mi2s_rx_chs, meta_mi2s_ch_text);

static SOC_ENUM_SINGLE_EXT_DECL(sec_meta_mi2s_rx_chs, meta_mi2s_ch_text);

static SOC_ENUM_SINGLE_EXT_DECL(prim_meta_mi2s_rx_format, bit_format_text);

static SOC_ENUM_SINGLE_EXT_DECL(sec_meta_mi2s_rx_format, bit_format_text);

static SOC_ENUM_SINGLE_EXT_DECL(wsa_cdc_dma_rx_0_chs, cdc_dma_rx_ch_text);

static SOC_ENUM_SINGLE_EXT_DECL(wsa_cdc_dma_rx_1_chs, cdc_dma_rx_ch_text);

static SOC_ENUM_SINGLE_EXT_DECL(wsa_cdc_dma_tx_0_chs, cdc_dma_tx_ch_text);
@@ -689,6 +720,8 @@ static struct afe_clk_set mi2s_clk[MI2S_MAX] = { 


static struct mi2s_conf mi2s_intf_conf[MI2S_MAX];



static struct meta_mi2s_conf meta_mi2s_intf_conf[META_MI2S_MAX];



static int msm_island_vad_get_portid_from_beid(int32_t be_id, int *port_id)

{

	*port_id = 0xFFFF;
@@ -3070,6 +3103,143 @@ static int msm_mi2s_tx_format_put(struct snd_kcontrol *kcontrol, 
	return 0;

}



static int msm_meta_mi2s_get_port_idx(struct snd_kcontrol *kcontrol)

{

	int idx = 0;



	if (strnstr(kcontrol->id.name, "PRIM_META_MI2S_RX",

	    sizeof("PRIM_META_MI2S_RX"))) {

		idx = PRIM_META_MI2S;

	} else if (strnstr(kcontrol->id.name, "SEC_META_MI2S_RX",

		   sizeof("SEC_META_MI2S_RX"))) {

		idx = SEC_META_MI2S;

	} else {

		pr_err("%s: unsupported port: %s",

			__func__, kcontrol->id.name);

		idx = -EINVAL;

	}



	return idx;

}



static int msm_meta_mi2s_rx_sample_rate_get(struct snd_kcontrol *kcontrol,

					struct snd_ctl_elem_value *ucontrol)

{

	int idx = msm_meta_mi2s_get_port_idx(kcontrol);



	if (idx < 0)

		return idx;



	ucontrol->value.enumerated.item[0] =

		mi2s_get_sample_rate_val(meta_mi2s_rx_cfg[idx].sample_rate);



	pr_debug("%s: idx[%d]_rx_sample_rate = %d, item = %d\n", __func__,

		 idx, meta_mi2s_rx_cfg[idx].sample_rate,

		 ucontrol->value.enumerated.item[0]);



	return 0;

}



static int msm_meta_mi2s_rx_sample_rate_put(struct snd_kcontrol *kcontrol,

					struct snd_ctl_elem_value *ucontrol)

{

	int idx = msm_meta_mi2s_get_port_idx(kcontrol);



	if (idx < 0)

		return idx;



	meta_mi2s_rx_cfg[idx].sample_rate =

		mi2s_get_sample_rate(ucontrol->value.enumerated.item[0]);



	pr_debug("%s: idx[%d]_rx_sample_rate = %d, item = %d\n", __func__,

		 idx, meta_mi2s_rx_cfg[idx].sample_rate,

		 ucontrol->value.enumerated.item[0]);



	return 0;

}



static int msm_meta_mi2s_rx_ch_get(struct snd_kcontrol *kcontrol,

			       struct snd_ctl_elem_value *ucontrol)

{

	int idx = msm_meta_mi2s_get_port_idx(kcontrol);



	if (idx < 0)

		return idx;



	ucontrol->value.enumerated.item[0] = meta_mi2s_rx_cfg[idx].channels - 1;



	pr_debug("%s: meta_mi2s_[%d]_rx_ch  = %d\n", __func__,

		 idx, meta_mi2s_rx_cfg[idx].channels);



	return 0;

}



static int msm_meta_mi2s_rx_ch_put(struct snd_kcontrol *kcontrol,

			       struct snd_ctl_elem_value *ucontrol)

{

	int idx = msm_meta_mi2s_get_port_idx(kcontrol);



	if (idx < 0)

		return idx;



	meta_mi2s_rx_cfg[idx].channels = ucontrol->value.enumerated.item[0] + 1;



	pr_debug("%s: meta_mi2s_[%d]_rx_ch  = %d\n", __func__,

		 idx, meta_mi2s_rx_cfg[idx].channels);



	return 1;

}



static int msm_meta_mi2s_rx_format_get(struct snd_kcontrol *kcontrol,

				   struct snd_ctl_elem_value *ucontrol)

{

	int idx = msm_meta_mi2s_get_port_idx(kcontrol);



	if (idx < 0)

		return idx;



	ucontrol->value.enumerated.item[0] =

		mi2s_auxpcm_get_format_value(meta_mi2s_rx_cfg[idx].bit_format);



	pr_debug("%s: idx[%d]_rx_format = %d, item = %d\n", __func__,

		idx, meta_mi2s_rx_cfg[idx].bit_format,

		ucontrol->value.enumerated.item[0]);



	return 0;

}



static int msm_meta_mi2s_rx_format_put(struct snd_kcontrol *kcontrol,

				   struct snd_ctl_elem_value *ucontrol)

{

	struct msm_asoc_mach_data *pdata = NULL;

	struct snd_soc_card *card = NULL;

	int idx = msm_meta_mi2s_get_port_idx(kcontrol);



	card = kcontrol->private_data;

	pdata = snd_soc_card_get_drvdata(card);



	if (idx < 0)

		return idx;



	/* check for PRIM_META_MI2S and CSRAx to allow 24bit BE config only */

	if ((idx == PRIM_META_MI2S) && pdata->codec_is_csra) {

		meta_mi2s_rx_cfg[idx].bit_format = SNDRV_PCM_FORMAT_S24_LE;

		pr_debug("%s: Keeping default format idx[%d]_rx_format = %d, item = %d\n",

			__func__, idx, meta_mi2s_rx_cfg[idx].bit_format,

			ucontrol->value.enumerated.item[0]);

	} else {

		meta_mi2s_rx_cfg[idx].bit_format =

			mi2s_auxpcm_get_format(

			ucontrol->value.enumerated.item[0]);



		pr_debug("%s: idx[%d]_rx_format = %d, item = %d\n", __func__,

			idx, meta_mi2s_rx_cfg[idx].bit_format,

			ucontrol->value.enumerated.item[0]);

	}



	return 0;

}



static int msm_aux_pcm_rx_format_get(struct snd_kcontrol *kcontrol,

				struct snd_ctl_elem_value *ucontrol)

{
@@ -3979,6 +4149,26 @@ static const struct snd_kcontrol_new msm_snd_controls[] = { 
			msm_mi2s_rx_format_get, msm_mi2s_rx_format_put),

	SOC_ENUM_EXT("SEN_MI2S_TX Format", mi2s_tx_format,

			msm_mi2s_tx_format_get, msm_mi2s_tx_format_put),

	SOC_ENUM_EXT("PRIM_META_MI2S_RX SampleRate",

			prim_meta_mi2s_rx_sample_rate,

			msm_meta_mi2s_rx_sample_rate_get,

			msm_meta_mi2s_rx_sample_rate_put),

	SOC_ENUM_EXT("SEC_META_MI2S_RX SampleRate",

			sec_meta_mi2s_rx_sample_rate,

			msm_meta_mi2s_rx_sample_rate_get,

			msm_meta_mi2s_rx_sample_rate_put),

	SOC_ENUM_EXT("PRIM_META_MI2S_RX Channels", prim_meta_mi2s_rx_chs,

			msm_meta_mi2s_rx_ch_get,

			msm_meta_mi2s_rx_ch_put),

	SOC_ENUM_EXT("SEC_META_MI2S_RX Channels", sec_meta_mi2s_rx_chs,

			msm_meta_mi2s_rx_ch_get,

			msm_meta_mi2s_rx_ch_put),

	SOC_ENUM_EXT("PRIM_META_MI2S_RX Format", mi2s_rx_format,

			msm_meta_mi2s_rx_format_get,

			msm_meta_mi2s_rx_format_put),

	SOC_ENUM_EXT("SEC_META_MI2S_RX Format", mi2s_rx_format,

			msm_meta_mi2s_rx_format_get,

			msm_meta_mi2s_rx_format_put),

	SOC_ENUM_EXT("PRIM_AUX_PCM_RX Format", aux_pcm_rx_format,

			msm_aux_pcm_rx_format_get, msm_aux_pcm_rx_format_put),

	SOC_ENUM_EXT("PRIM_AUX_PCM_TX Format", aux_pcm_tx_format,
@@ -4761,6 +4951,25 @@ static int msm_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, 
		channels->min = channels->max =

			mi2s_tx_cfg[SEN_MI2S].channels;

		break;



	case MSM_BACKEND_DAI_PRI_META_MI2S_RX:

		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,

			meta_mi2s_rx_cfg[PRIM_META_MI2S].bit_format);

		rate->min = rate->max =

			meta_mi2s_rx_cfg[PRIM_META_MI2S].sample_rate;

		channels->min = channels->max =

			meta_mi2s_rx_cfg[PRIM_META_MI2S].channels;

		break;



	case MSM_BACKEND_DAI_SEC_META_MI2S_RX:

		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,

			meta_mi2s_rx_cfg[SEC_META_MI2S].bit_format);

		rate->min = rate->max =

			meta_mi2s_rx_cfg[SEC_META_MI2S].sample_rate;

		channels->min = channels->max =

			meta_mi2s_rx_cfg[SEC_META_MI2S].channels;

		break;



	case MSM_BACKEND_DAI_WSA_CDC_DMA_RX_0:

	case MSM_BACKEND_DAI_WSA_CDC_DMA_RX_1:

		idx = msm_cdc_dma_get_idx_from_beid(dai_link->id);
@@ -5996,6 +6205,172 @@ static void msm_mi2s_snd_shutdown(struct snd_pcm_substream *substream) 
	mutex_unlock(&mi2s_intf_conf[index].lock);

}



static int msm_meta_mi2s_set_sclk(struct snd_pcm_substream *substream,

	int member_id, bool enable)

{

	int ret = 0;

	struct snd_soc_pcm_runtime *rtd = substream->private_data;

	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;

	int be_id = 0;

	int port_id = 0;

	int index = cpu_dai->id;

	u32 bit_per_sample = 0;



	switch (member_id) {

	case PRIM_MI2S:

		be_id = MSM_BACKEND_DAI_PRI_MI2S_RX;

		break;

	case SEC_MI2S:

		be_id = MSM_BACKEND_DAI_SECONDARY_MI2S_RX;

		break;

	case TERT_MI2S:

		be_id = MSM_BACKEND_DAI_TERTIARY_MI2S_RX;

		break;

	case QUAT_MI2S:

		be_id = MSM_BACKEND_DAI_QUATERNARY_MI2S_RX;

		break;

	default:

		dev_err(rtd->card->dev, "%s: Invalid member_id\n", __func__);

		ret = -EINVAL;

		goto err;

	}



	port_id = msm_get_port_id(be_id);

	if (port_id < 0) {

		dev_err(rtd->card->dev, "%s: Invalid port_id\n", __func__);

		ret = port_id;

		goto err;

	}



	if (enable) {

		bit_per_sample =

			get_mi2s_bits_per_sample(

				meta_mi2s_rx_cfg[index].bit_format);

		mi2s_clk[member_id].clk_freq_in_hz =

			meta_mi2s_rx_cfg[index].sample_rate * 2 *

			bit_per_sample;



		dev_dbg(rtd->card->dev, "%s: clock rate %ul\n", __func__,

			mi2s_clk[member_id].clk_freq_in_hz);

	}



	mi2s_clk[member_id].enable = enable;

	ret = afe_set_lpass_clock_v2(port_id, &mi2s_clk[member_id]);

	if (ret < 0) {

		dev_err(rtd->card->dev,

			"%s: afe lpass clock failed for port 0x%x , err:%d\n",

			__func__, port_id, ret);

		goto err;

	}



err:

	return ret;

}



static int msm_meta_mi2s_snd_startup(struct snd_pcm_substream *substream)

{

	int ret = 0;

	int i = 0;

	struct snd_soc_pcm_runtime *rtd = substream->private_data;

	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;

	int index = cpu_dai->id;

	int member_port = 0;

	unsigned int fmt = SND_SOC_DAIFMT_CBS_CFS;

	struct snd_soc_card *card = rtd->card;

	struct msm_asoc_mach_data *pdata = snd_soc_card_get_drvdata(card);



	dev_dbg(rtd->card->dev,

		"%s: substream = %s  stream = %d, dai name %s, dai ID %d\n",

		__func__, substream->name, substream->stream,

		cpu_dai->name, cpu_dai->id);



	if (index < PRIM_META_MI2S || index >= META_MI2S_MAX) {

		ret = -EINVAL;

		dev_err(rtd->card->dev,

			"%s: CPU DAI id (%d) out of range\n",

			__func__, cpu_dai->id);

		goto err;

	}



	for (i = 0; i < meta_mi2s_intf_conf[index].num_member_ports; i++) {

		member_port = meta_mi2s_intf_conf[index].member_port[i];



		if (!mi2s_intf_conf[member_port].msm_is_mi2s_master) {

			mi2s_clk[member_port].clk_id =

				mi2s_ebit_clk[member_port];

			fmt = SND_SOC_DAIFMT_CBM_CFM;

		}



		ret = msm_meta_mi2s_set_sclk(substream, member_port, true);

		if (ret < 0) {

			dev_err(rtd->card->dev,

				"%s: afe lpass clock failed to enable MI2S clock, err:%d\n",

				__func__, ret);

			goto clk_off;

		}

		meta_mi2s_intf_conf[index].clk_enable[i] = true;



		if (i == 0) {

			ret = snd_soc_dai_set_fmt(cpu_dai, fmt);

			if (ret < 0) {

				pr_err("%s: set fmt cpu dai failed for META_MI2S (%d), err:%d\n",

					__func__, index, ret);

				goto clk_off;

			}

		}

		if (pdata->mi2s_gpio_p[member_port])

			msm_cdc_pinctrl_select_active_state(

					pdata->mi2s_gpio_p[member_port]);

	}

	return 0;



clk_off:

	for (i = 0; i < meta_mi2s_intf_conf[index].num_member_ports; i++) {

		member_port = meta_mi2s_intf_conf[index].member_port[i];

		if (pdata->mi2s_gpio_p[member_port])

			msm_cdc_pinctrl_select_sleep_state(

					pdata->mi2s_gpio_p[member_port]);



		if (meta_mi2s_intf_conf[index].clk_enable[i]) {

			msm_meta_mi2s_set_sclk(substream, member_port, false);

			meta_mi2s_intf_conf[index].clk_enable[i] = false;

		}

	}

err:

	return ret;

}



static void msm_meta_mi2s_snd_shutdown(struct snd_pcm_substream *substream)

{

	int ret = 0;

	int i = 0;

	struct snd_soc_pcm_runtime *rtd = substream->private_data;

	int index = rtd->cpu_dai->id;

	int member_port = 0;

	struct snd_soc_card *card = rtd->card;

	struct msm_asoc_mach_data *pdata = snd_soc_card_get_drvdata(card);



	pr_debug("%s(): substream = %s  stream = %d\n", __func__,

		 substream->name, substream->stream);

	if (index < PRIM_MI2S || index >= MI2S_MAX) {

		pr_err("%s:invalid MI2S DAI(%d)\n", __func__, index);

		return;

	}



	for (i = 0; i < meta_mi2s_intf_conf[index].num_member_ports; i++) {

		member_port = meta_mi2s_intf_conf[index].member_port[i];



		if (pdata->mi2s_gpio_p[member_port])

			msm_cdc_pinctrl_select_sleep_state(

					pdata->mi2s_gpio_p[member_port]);



		ret = msm_meta_mi2s_set_sclk(substream, member_port, false);

		if (ret < 0)

			pr_err("%s:clock disable failed for META MI2S (%d); ret=%d\n",

				__func__, index, ret);

	}

}



static int msm_spdif_set_clk(struct snd_pcm_substream *substream, bool enable)

{

	int ret = 0;
@@ -6131,6 +6506,11 @@ static struct snd_soc_ops msm_mi2s_be_ops = { 
	.shutdown = msm_mi2s_snd_shutdown,

};



static struct snd_soc_ops msm_meta_mi2s_be_ops = {

	.startup = msm_meta_mi2s_snd_startup,

	.shutdown = msm_meta_mi2s_snd_shutdown,

};



static struct snd_soc_ops msm_auxpcm_be_ops = {

	.startup = msm_snd_auxpcm_startup,

};
@@ -7567,6 +7947,39 @@ static struct snd_soc_dai_link msm_mi2s_be_dai_links[] = { 


};



static struct snd_soc_dai_link msm_meta_mi2s_be_dai_links[] = {

	{

		.name = LPASS_BE_PRI_META_MI2S_RX,

		.stream_name = "Primary META MI2S Playback",

		.cpu_dai_name = "msm-dai-q6-meta-mi2s.4864",

		.platform_name = "msm-pcm-routing",

		.codec_name = "msm-stub-codec.1",

		.codec_dai_name = "msm-stub-rx",

		.no_pcm = 1,

		.dpcm_playback = 1,

		.id = MSM_BACKEND_DAI_PRI_META_MI2S_RX,

		.be_hw_params_fixup = msm_be_hw_params_fixup,

		.ops = &msm_meta_mi2s_be_ops,

		.ignore_suspend = 1,

		.ignore_pmdown_time = 1,

	},

	{

		.name = LPASS_BE_SEC_META_MI2S_RX,

		.stream_name = "Secondary META MI2S Playback",

		.cpu_dai_name = "msm-dai-q6-meta-mi2s.4866",

		.platform_name = "msm-pcm-routing",

		.codec_name = "msm-stub-codec.1",

		.codec_dai_name = "msm-stub-rx",

		.no_pcm = 1,

		.dpcm_playback = 1,

		.id = MSM_BACKEND_DAI_SEC_META_MI2S_RX,

		.be_hw_params_fixup = msm_be_hw_params_fixup,

		.ops = &msm_meta_mi2s_be_ops,

		.ignore_suspend = 1,

		.ignore_pmdown_time = 1,

	},

};



static struct snd_soc_dai_link msm_auxpcm_be_dai_links[] = {

	/* Primary AUX PCM Backend DAI Links */

	{
@@ -7885,6 +8298,7 @@ static struct snd_soc_dai_link msm_qcs405_dai_links[ 
			 ARRAY_SIZE(msm_tasha_be_dai_links) +

			 ARRAY_SIZE(msm_wcn_be_dai_links) +

			 ARRAY_SIZE(msm_mi2s_be_dai_links) +

			 ARRAY_SIZE(msm_meta_mi2s_be_dai_links) +

			 ARRAY_SIZE(msm_auxpcm_be_dai_links) +

			 ARRAY_SIZE(msm_va_cdc_dma_be_dai_links) +

			 ARRAY_SIZE(msm_wsa_cdc_dma_be_dai_links) +
@@ -8140,7 +8554,7 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev) 
	uint32_t tasha_codec = 0, auxpcm_audio_intf = 0;

	uint32_t va_bolero_codec = 0, wsa_bolero_codec = 0, mi2s_audio_intf = 0;

	uint32_t spdif_audio_intf = 0, wcn_audio_intf = 0;

	uint32_t afe_loopback_intf = 0;

	uint32_t afe_loopback_intf = 0, meta_mi2s_intf = 0;

	const struct of_device_id *match;

	char __iomem *spdif_cfg, *spdif_pin_ctl;

	int rc = 0;
@@ -8248,6 +8662,22 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev) 
				ARRAY_SIZE(msm_mi2s_be_dai_links);

			}

		}



		rc = of_property_read_u32(dev->of_node, "qcom,meta-mi2s-intf",

					  &meta_mi2s_intf);

		if (rc) {

			dev_dbg(dev, "%s: No DT match META-MI2S interface\n",

				__func__);

		} else {

			if (meta_mi2s_intf) {

				memcpy(msm_qcs405_dai_links + total_links,

				msm_meta_mi2s_be_dai_links,

				sizeof(msm_meta_mi2s_be_dai_links));

				total_links +=

				ARRAY_SIZE(msm_meta_mi2s_be_dai_links);

			}

		}



		rc = of_property_read_u32(dev->of_node,

					  "qcom,auxpcm-audio-intf",

					  &auxpcm_audio_intf);
@@ -8807,6 +9237,81 @@ static void msm_i2s_auxpcm_deinit(void) 
	}

}



static void msm_meta_mi2s_init(struct platform_device *pdev)

{

	int rc = 0;

	int i = 0;

	int index = 0;

	bool parse_of = false;

	struct snd_soc_card *card = platform_get_drvdata(pdev);

	struct snd_soc_dai_link *dai_link = card->dai_link;



	dev_dbg(&pdev->dev, "%s: read from DT\n", __func__);



	for (index = 0; index < META_MI2S_MAX; index++) {

		meta_mi2s_intf_conf[index].num_member_ports = 0;

		meta_mi2s_intf_conf[index].member_port[0] = 0;

		meta_mi2s_intf_conf[index].member_port[1] = 0;

		meta_mi2s_intf_conf[index].member_port[2] = 0;

		meta_mi2s_intf_conf[index].member_port[3] = 0;

		meta_mi2s_intf_conf[index].clk_enable[0] = false;

		meta_mi2s_intf_conf[index].clk_enable[1] = false;

		meta_mi2s_intf_conf[index].clk_enable[2] = false;

		meta_mi2s_intf_conf[index].clk_enable[3] = false;

	}



	/* get member port info to set matching clocks for involved ports */

	for (i = 0; i < card->num_links; i++) {

		if (dai_link[i].id == MSM_BACKEND_DAI_PRI_META_MI2S_RX) {

			parse_of = true;

			index = PRIM_META_MI2S;

		} else if (dai_link[i].id == MSM_BACKEND_DAI_SEC_META_MI2S_RX) {

			parse_of = true;

			index = SEC_META_MI2S;

		} else {

			parse_of = false;

		}

		if (parse_of && dai_link[i].cpu_of_node) {

			rc = of_property_read_u32(dai_link[i].cpu_of_node,

				"qcom,msm-mi2s-num-members",

				&meta_mi2s_intf_conf[index].num_member_ports);

			if (rc) {

				dev_err(&pdev->dev, "%s: invalid num from DT file %s\n",

					__func__, "qcom,msm-mi2s-num-members");

			}



			if (meta_mi2s_intf_conf[index].num_member_ports >

				MAX_NUM_I2S_META_PORT_MEMBER_PORTS) {

				dev_err(&pdev->dev, "%s: num-members %d too large from DT file\n",

					__func__,

					meta_mi2s_intf_conf[index].num_member_ports);

			}



			if (meta_mi2s_intf_conf[index].num_member_ports > 0) {

				rc = of_property_read_u32_array(

					dai_link[i].cpu_of_node,

					"qcom,msm-mi2s-member-id",

					meta_mi2s_intf_conf[index].member_port,

					meta_mi2s_intf_conf[index].num_member_ports);

				if (rc) {

					dev_err(&pdev->dev, "%s: member-id from DT file %s\n",

						__func__,

						"qcom,msm-mi2s-member-id");

				}

			}



			dev_dbg(&pdev->dev, "dev name %s num-members=%d\n",

				dev_name(&pdev->dev),

				meta_mi2s_intf_conf[index].num_member_ports);

			dev_dbg(&pdev->dev, "member array (%d, %d, %d, %d)\n",

				meta_mi2s_intf_conf[index].member_port[0],

				meta_mi2s_intf_conf[index].member_port[1],

				meta_mi2s_intf_conf[index].member_port[2],

				meta_mi2s_intf_conf[index].member_port[3]);

		}

	}

}



static int msm_scan_i2c_addr(struct platform_device *pdev,

		uint32_t busnum, uint32_t addr)

{
@@ -8984,6 +9489,8 @@ static int msm_asoc_machine_probe(struct platform_device *pdev) 
	if (val) {

		pdata->codec_is_csra = true;

		mi2s_rx_cfg[PRIM_MI2S].bit_format = SNDRV_PCM_FORMAT_S24_LE;

		meta_mi2s_rx_cfg[PRIM_META_MI2S].bit_format =

			SNDRV_PCM_FORMAT_S24_LE;

		ret = msm_init_csra_dev(pdev, card);

		if (ret)

			goto err;
@@ -9065,6 +9572,8 @@ static int msm_asoc_machine_probe(struct platform_device *pdev) 


	msm_i2s_auxpcm_init(pdev);



	msm_meta_mi2s_init(pdev);



	is_initial_boot = true;

	return 0;

err: