sound/soc/msm/msmfalcon-common.c

/* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only 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/input.h>
#include <linux/of_gpio.h>
#include <linux/mfd/msm-cdc-pinctrl.h>
#include <sound/pcm_params.h>
#include <sound/q6afe-v2.h>
#include "qdsp6v2/msm-pcm-routing-v2.h"
#include "msmfalcon-common.h"
#include "msmfalcon-internal.h"
#include "msmfalcon-external.h"
#include "../codecs/msmfalcon_cdc/msm-analog-cdc.h"
#include "../codecs/wsa881x.h"

#define DRV_NAME "msmfalcon-asoc-snd"

#define MSM_INT_DIGITAL_CODEC "msm-dig-codec"
#define PMIC_INT_ANALOG_CODEC "analog-codec"

#define DEV_NAME_STR_LEN  32
#define DEFAULT_MCLK_RATE 9600000

struct dev_config {
	u32 sample_rate;
	u32 bit_format;
	u32 channels;
};

/* TDM default config */
static struct dev_config tdm_rx_cfg[TDM_INTERFACE_MAX][TDM_PORT_MAX] = {
	{ /* PRI TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_7 */
	},
	{ /* SEC TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_7 */
	},
	{ /* TERT TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_7 */
	},
	{ /* QUAT TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* RX_7 */
	}
};

/* TDM default config */
static struct dev_config tdm_tx_cfg[TDM_INTERFACE_MAX][TDM_PORT_MAX] = {
	{ /* PRI TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_7 */
	},
	{ /* SEC TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_7 */
	},
	{ /* TERT TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_7 */
	},
	{ /* QUAT TDM */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_0 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_1 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_2 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_3 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_4 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_5 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_6 */
		{SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1}, /* TX_7 */
	}
};

static struct dev_config usb_rx_cfg = {
	.sample_rate = SAMPLING_RATE_48KHZ,
	.bit_format = SNDRV_PCM_FORMAT_S16_LE,
	.channels = 2,
};

static struct dev_config usb_tx_cfg = {
	.sample_rate = SAMPLING_RATE_48KHZ,
	.bit_format = SNDRV_PCM_FORMAT_S16_LE,
	.channels = 1,
};

enum {
	PRIM_MI2S = 0,
	SEC_MI2S,
	TERT_MI2S,
	QUAT_MI2S,
	MI2S_MAX,
};

enum {
	PRIM_AUX_PCM = 0,
	SEC_AUX_PCM,
	TERT_AUX_PCM,
	QUAT_AUX_PCM,
	AUX_PCM_MAX,
};

enum {
	PCM_I2S_SEL_PRIM = 0,
	PCM_I2S_SEL_SEC,
	PCM_I2S_SEL_TERT,
	PCM_I2S_SEL_QUAT,
	PCM_I2S_SEL_MAX,
};

struct mi2s_aux_pcm_common_conf {
	struct mutex lock;
	void *pcm_i2s_sel_vt_addr;
};

struct mi2s_conf {
	struct mutex lock;
	u32 ref_cnt;
	u32 msm_is_mi2s_master;
};

struct auxpcm_conf {
	struct mutex lock;
	u32 ref_cnt;
};

struct msm_wsa881x_dev_info {
	struct device_node *of_node;
	u32 index;
};
static struct snd_soc_aux_dev *msm_aux_dev;
static struct snd_soc_codec_conf *msm_codec_conf;

static bool msm_swap_gnd_mic(struct snd_soc_codec *codec);

static struct wcd_mbhc_config mbhc_cfg = {
	.read_fw_bin = false,
	.calibration = NULL,
	.detect_extn_cable = true,
	.mono_stero_detection = false,
	.swap_gnd_mic = NULL,
	.hs_ext_micbias = true,
	.key_code[0] = KEY_MEDIA,
	.key_code[1] = KEY_VOICECOMMAND,
	.key_code[2] = KEY_VOLUMEUP,
	.key_code[3] = KEY_VOLUMEDOWN,
	.key_code[4] = 0,
	.key_code[5] = 0,
	.key_code[6] = 0,
	.key_code[7] = 0,
	.linein_th = 5000,
	.moisture_en = false,
	.mbhc_micbias = 0,
	.anc_micbias = 0,
	.enable_anc_mic_detect = false,
};

static struct dev_config proxy_rx_cfg = {
	.sample_rate = SAMPLING_RATE_48KHZ,
	.bit_format = SNDRV_PCM_FORMAT_S16_LE,
	.channels = 2,
};

/* Default configuration of MI2S channels */
static struct dev_config mi2s_rx_cfg[] = {
	[PRIM_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},
	[SEC_MI2S]  = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},
	[TERT_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},
	[QUAT_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 2},
};

static struct dev_config mi2s_tx_cfg[] = {
	[PRIM_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[SEC_MI2S]  = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[TERT_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[QUAT_MI2S] = {SAMPLING_RATE_48KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
};

static struct dev_config aux_pcm_rx_cfg[] = {
	[PRIM_AUX_PCM] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[SEC_AUX_PCM]  = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[TERT_AUX_PCM] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[QUAT_AUX_PCM] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
};

static struct dev_config aux_pcm_tx_cfg[] = {
	[PRIM_AUX_PCM] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[SEC_AUX_PCM]  = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[TERT_AUX_PCM] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
	[QUAT_AUX_PCM] = {SAMPLING_RATE_8KHZ, SNDRV_PCM_FORMAT_S16_LE, 1},
};

static char const *ch_text[] = {"Two", "Three", "Four", "Five",
					"Six", "Seven", "Eight"};
static const char *const auxpcm_rate_text[] = {"KHZ_8", "KHZ_16"};
static char const *mi2s_rate_text[] = {"KHZ_8", "KHZ_16",
				      "KHZ_32", "KHZ_44P1", "KHZ_48",
				      "KHZ_96", "KHZ_192"};
static const char *const mi2s_ch_text[] = {"One", "Two", "Three", "Four",
					   "Five", "Six", "Seven",
					   "Eight"};
static char const *bit_format_text[] = {"S16_LE", "S24_LE", "S24_3LE",
					  "S32_LE"};
static char const *tdm_ch_text[] = {"One", "Two", "Three", "Four",
				    "Five", "Six", "Seven", "Eight"};
static char const *tdm_bit_format_text[] = {"S16_LE", "S24_LE", "S32_LE"};
static char const *tdm_sample_rate_text[] = {"KHZ_8", "KHZ_16", "KHZ_32",
					     "KHZ_44P1", "KHZ_48", "KHZ_96",
					     "KHZ_192", "KHZ_352P8", "KHZ_384"};
static const char *const usb_ch_text[] = {"One", "Two", "Three", "Four",
					   "Five", "Six", "Seven",
					   "Eight"};
static char const *usb_sample_rate_text[] = {"KHZ_8", "KHZ_11P025",
					"KHZ_16", "KHZ_22P05",
					"KHZ_32", "KHZ_44P1", "KHZ_48",
					"KHZ_96", "KHZ_192", "KHZ_384"};

static SOC_ENUM_SINGLE_EXT_DECL(proxy_rx_chs, ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(prim_aux_pcm_rx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(sec_aux_pcm_rx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(tert_aux_pcm_rx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(quat_aux_pcm_rx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(prim_aux_pcm_tx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(sec_aux_pcm_tx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(tert_aux_pcm_tx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(quat_aux_pcm_tx_sample_rate, auxpcm_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(prim_mi2s_rx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(sec_mi2s_rx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(tert_mi2s_rx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(quat_mi2s_rx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(prim_mi2s_tx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(sec_mi2s_tx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(tert_mi2s_tx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(quat_mi2s_tx_sample_rate, mi2s_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(prim_mi2s_rx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(prim_mi2s_tx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(sec_mi2s_rx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(sec_mi2s_tx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(tert_mi2s_rx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(tert_mi2s_tx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(quat_mi2s_rx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(quat_mi2s_tx_chs, mi2s_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_rx_chs, usb_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_tx_chs, usb_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_rx_format, bit_format_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_tx_format, bit_format_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_rx_sample_rate, usb_sample_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(usb_tx_sample_rate, usb_sample_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(tdm_tx_chs, tdm_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(tdm_tx_format, tdm_bit_format_text);
static SOC_ENUM_SINGLE_EXT_DECL(tdm_tx_sample_rate, tdm_sample_rate_text);
static SOC_ENUM_SINGLE_EXT_DECL(tdm_rx_chs, tdm_ch_text);
static SOC_ENUM_SINGLE_EXT_DECL(tdm_rx_format, tdm_bit_format_text);
static SOC_ENUM_SINGLE_EXT_DECL(tdm_rx_sample_rate, tdm_sample_rate_text);

static struct afe_clk_set mi2s_clk[MI2S_MAX] = {
	{
		AFE_API_VERSION_I2S_CONFIG,
		Q6AFE_LPASS_CLK_ID_PRI_MI2S_IBIT,
		Q6AFE_LPASS_IBIT_CLK_1_P536_MHZ,
		Q6AFE_LPASS_CLK_ATTRIBUTE_COUPLE_NO,
		Q6AFE_LPASS_CLK_ROOT_DEFAULT,
		0,
	},
	{
		AFE_API_VERSION_I2S_CONFIG,
		Q6AFE_LPASS_CLK_ID_SEC_MI2S_IBIT,
		Q6AFE_LPASS_IBIT_CLK_1_P536_MHZ,
		Q6AFE_LPASS_CLK_ATTRIBUTE_COUPLE_NO,
		Q6AFE_LPASS_CLK_ROOT_DEFAULT,
		0,
	},
	{
		AFE_API_VERSION_I2S_CONFIG,
		Q6AFE_LPASS_CLK_ID_TER_MI2S_IBIT,
		Q6AFE_LPASS_IBIT_CLK_1_P536_MHZ,
		Q6AFE_LPASS_CLK_ATTRIBUTE_COUPLE_NO,
		Q6AFE_LPASS_CLK_ROOT_DEFAULT,
		0,
	},
	{
		AFE_API_VERSION_I2S_CONFIG,
		Q6AFE_LPASS_CLK_ID_QUAD_MI2S_IBIT,
		Q6AFE_LPASS_IBIT_CLK_1_P536_MHZ,
		Q6AFE_LPASS_CLK_ATTRIBUTE_COUPLE_NO,
		Q6AFE_LPASS_CLK_ROOT_DEFAULT,
		0,
	}
};

static struct mi2s_aux_pcm_common_conf mi2s_auxpcm_conf[PCM_I2S_SEL_MAX];
static struct mi2s_conf mi2s_intf_conf[MI2S_MAX];
static struct auxpcm_conf auxpcm_intf_conf[AUX_PCM_MAX];

static int proxy_rx_ch_get(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	pr_debug("%s: proxy_rx channels = %d\n",
		 __func__, proxy_rx_cfg.channels);
	ucontrol->value.integer.value[0] = proxy_rx_cfg.channels - 2;

	return 0;
}

static int proxy_rx_ch_put(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	proxy_rx_cfg.channels = ucontrol->value.integer.value[0] + 2;
	pr_debug("%s: proxy_rx channels = %d\n",
		 __func__, proxy_rx_cfg.channels);

	return 1;
}

static int tdm_get_sample_rate(int value)
{
	int sample_rate = 0;

	switch (value) {
	case 0:
		sample_rate = SAMPLING_RATE_8KHZ;
		break;
	case 1:
		sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 2:
		sample_rate = SAMPLING_RATE_32KHZ;
		break;
	case 3:
		sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 4:
		sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 5:
		sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 6:
		sample_rate = SAMPLING_RATE_192KHZ;
		break;
	case 7:
		sample_rate = SAMPLING_RATE_352P8KHZ;
		break;
	case 8:
		sample_rate = SAMPLING_RATE_384KHZ;
		break;
	default:
		sample_rate = SAMPLING_RATE_48KHZ;
		break;
	}
	return sample_rate;
}

static int tdm_get_sample_rate_val(int sample_rate)
{
	int sample_rate_val = 0;

	switch (sample_rate) {
	case SAMPLING_RATE_8KHZ:
		sample_rate_val = 0;
		break;
	case SAMPLING_RATE_16KHZ:
		sample_rate_val = 1;
		break;
	case SAMPLING_RATE_32KHZ:
		sample_rate_val = 2;
		break;
	case SAMPLING_RATE_44P1KHZ:
		sample_rate_val = 3;
		break;
	case SAMPLING_RATE_48KHZ:
		sample_rate_val = 4;
		break;
	case SAMPLING_RATE_96KHZ:
		sample_rate_val = 5;
		break;
	case SAMPLING_RATE_192KHZ:
		sample_rate_val = 6;
		break;
	case SAMPLING_RATE_352P8KHZ:
		sample_rate_val = 7;
		break;
	case SAMPLING_RATE_384KHZ:
		sample_rate_val = 8;
		break;
	default:
		sample_rate_val = 4;
		break;
	}
	return sample_rate_val;
}

static int tdm_get_port_idx(struct snd_kcontrol *kcontrol,
			    struct tdm_port *port)
{
	if (port) {
		if (strnstr(kcontrol->id.name, "PRI",
		    sizeof(kcontrol->id.name))) {
			port->mode = TDM_PRI;
		} else if (strnstr(kcontrol->id.name, "SEC",
		    sizeof(kcontrol->id.name))) {
			port->mode = TDM_SEC;
		} else if (strnstr(kcontrol->id.name, "TERT",
		    sizeof(kcontrol->id.name))) {
			port->mode = TDM_TERT;
		} else if (strnstr(kcontrol->id.name, "QUAT",
		    sizeof(kcontrol->id.name))) {
			port->mode = TDM_QUAT;
		} else {
			pr_err("%s: unsupported mode in: %s",
				__func__, kcontrol->id.name);
			return -EINVAL;
		}

		if (strnstr(kcontrol->id.name, "RX_0",
		    sizeof(kcontrol->id.name)) ||
		    strnstr(kcontrol->id.name, "TX_0",
		    sizeof(kcontrol->id.name))) {
			port->channel = TDM_0;
		} else if (strnstr(kcontrol->id.name, "RX_1",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_1",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_1;
		} else if (strnstr(kcontrol->id.name, "RX_2",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_2",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_2;
		} else if (strnstr(kcontrol->id.name, "RX_3",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_3",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_3;
		} else if (strnstr(kcontrol->id.name, "RX_4",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_4",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_4;
		} else if (strnstr(kcontrol->id.name, "RX_5",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_5",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_5;
		} else if (strnstr(kcontrol->id.name, "RX_6",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_6",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_6;
		} else if (strnstr(kcontrol->id.name, "RX_7",
			   sizeof(kcontrol->id.name)) ||
			   strnstr(kcontrol->id.name, "TX_7",
			   sizeof(kcontrol->id.name))) {
			port->channel = TDM_7;
		} else {
			pr_err("%s: unsupported channel in: %s",
				__func__, kcontrol->id.name);
			return -EINVAL;
		}
	} else
		return -EINVAL;
	return 0;
}

static int tdm_rx_sample_rate_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		ucontrol->value.enumerated.item[0] = tdm_get_sample_rate_val(
			tdm_rx_cfg[port.mode][port.channel].sample_rate);

		pr_debug("%s: tdm_rx_sample_rate = %d, item = %d\n", __func__,
			 tdm_rx_cfg[port.mode][port.channel].sample_rate,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_rx_sample_rate_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		tdm_rx_cfg[port.mode][port.channel].sample_rate =
			tdm_get_sample_rate(ucontrol->value.enumerated.item[0]);

		pr_debug("%s: tdm_rx_sample_rate = %d, item = %d\n", __func__,
			 tdm_rx_cfg[port.mode][port.channel].sample_rate,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_tx_sample_rate_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		ucontrol->value.enumerated.item[0] = tdm_get_sample_rate_val(
			tdm_tx_cfg[port.mode][port.channel].sample_rate);

		pr_debug("%s: tdm_tx_sample_rate = %d, item = %d\n", __func__,
			 tdm_tx_cfg[port.mode][port.channel].sample_rate,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_tx_sample_rate_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		tdm_tx_cfg[port.mode][port.channel].sample_rate =
			tdm_get_sample_rate(ucontrol->value.enumerated.item[0]);

		pr_debug("%s: tdm_tx_sample_rate = %d, item = %d\n", __func__,
			 tdm_tx_cfg[port.mode][port.channel].sample_rate,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_get_format(int value)
{
	int format = 0;

	switch (value) {
	case 0:
		format = SNDRV_PCM_FORMAT_S16_LE;
		break;
	case 1:
		format = SNDRV_PCM_FORMAT_S24_LE;
		break;
	case 2:
		format = SNDRV_PCM_FORMAT_S32_LE;
		break;
	default:
		format = SNDRV_PCM_FORMAT_S16_LE;
		break;
	}
	return format;
}

static int tdm_get_format_val(int format)
{
	int value = 0;

	switch (format) {
	case SNDRV_PCM_FORMAT_S16_LE:
		value = 0;
		break;
	case SNDRV_PCM_FORMAT_S24_LE:
		value = 1;
		break;
	case SNDRV_PCM_FORMAT_S32_LE:
		value = 2;
		break;
	default:
		value = 0;
		break;
	}
	return value;
}

static int tdm_rx_format_get(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		ucontrol->value.enumerated.item[0] = tdm_get_format_val(
				tdm_rx_cfg[port.mode][port.channel].bit_format);

		pr_debug("%s: tdm_rx_bit_format = %d, item = %d\n", __func__,
			 tdm_rx_cfg[port.mode][port.channel].bit_format,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_rx_format_put(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		tdm_rx_cfg[port.mode][port.channel].bit_format =
			tdm_get_format(ucontrol->value.enumerated.item[0]);

		pr_debug("%s: tdm_rx_bit_format = %d, item = %d\n", __func__,
			 tdm_rx_cfg[port.mode][port.channel].bit_format,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_tx_format_get(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		ucontrol->value.enumerated.item[0] = tdm_get_format_val(
				tdm_tx_cfg[port.mode][port.channel].bit_format);

		pr_debug("%s: tdm_tx_bit_format = %d, item = %d\n", __func__,
			 tdm_tx_cfg[port.mode][port.channel].bit_format,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_tx_format_put(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		tdm_tx_cfg[port.mode][port.channel].bit_format =
			tdm_get_format(ucontrol->value.enumerated.item[0]);

		pr_debug("%s: tdm_tx_bit_format = %d, item = %d\n", __func__,
			 tdm_tx_cfg[port.mode][port.channel].bit_format,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_rx_ch_get(struct snd_kcontrol *kcontrol,
			 struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {

		ucontrol->value.enumerated.item[0] =
			tdm_rx_cfg[port.mode][port.channel].channels - 1;

		pr_debug("%s: tdm_rx_ch = %d, item = %d\n", __func__,
			 tdm_rx_cfg[port.mode][port.channel].channels - 1,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_rx_ch_put(struct snd_kcontrol *kcontrol,
			 struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		tdm_rx_cfg[port.mode][port.channel].channels =
			ucontrol->value.enumerated.item[0] + 1;

		pr_debug("%s: tdm_rx_ch = %d, item = %d\n", __func__,
			 tdm_rx_cfg[port.mode][port.channel].channels,
			 ucontrol->value.enumerated.item[0] + 1);
	}
	return ret;
}

static int tdm_tx_ch_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		ucontrol->value.enumerated.item[0] =
			tdm_tx_cfg[port.mode][port.channel].channels - 1;

		pr_debug("%s: tdm_tx_ch = %d, item = %d\n", __func__,
			 tdm_tx_cfg[port.mode][port.channel].channels - 1,
			 ucontrol->value.enumerated.item[0]);
	}
	return ret;
}

static int tdm_tx_ch_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct tdm_port port;
	int ret = tdm_get_port_idx(kcontrol, &port);

	if (ret) {
		pr_err("%s: unsupported control: %s",
			__func__, kcontrol->id.name);
	} else {
		tdm_tx_cfg[port.mode][port.channel].channels =
			ucontrol->value.enumerated.item[0] + 1;

		pr_debug("%s: tdm_tx_ch = %d, item = %d\n", __func__,
			 tdm_tx_cfg[port.mode][port.channel].channels,
			 ucontrol->value.enumerated.item[0] + 1);
	}
	return ret;
}

static int aux_pcm_get_sample_rate(int value)
{
	int sample_rate;

	switch (value) {
	case 1:
		sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 0:
	default:
		sample_rate = SAMPLING_RATE_8KHZ;
		break;
	}
	return sample_rate;
}

static int aux_pcm_get_sample_rate_val(int sample_rate)
{
	int sample_rate_val;

	switch (sample_rate) {
	case SAMPLING_RATE_16KHZ:
		sample_rate_val = 1;
		break;
	case SAMPLING_RATE_8KHZ:
	default:
		sample_rate_val = 0;
		break;
	}
	return sample_rate_val;
}

static int aux_pcm_get_port_idx(struct snd_kcontrol *kcontrol)
{
	int idx;

	if (strnstr(kcontrol->id.name, "PRIM_AUX_PCM",
		    sizeof("PRIM_AUX_PCM")))
		idx = PRIM_AUX_PCM;
	else if (strnstr(kcontrol->id.name, "SEC_AUX_PCM",
			 sizeof("SEC_AUX_PCM")))
		idx = SEC_AUX_PCM;
	else if (strnstr(kcontrol->id.name, "TERT_AUX_PCM",
			 sizeof("TERT_AUX_PCM")))
		idx = TERT_AUX_PCM;
	else if (strnstr(kcontrol->id.name, "QUAT_AUX_PCM",
			 sizeof("QUAT_AUX_PCM")))
		idx = QUAT_AUX_PCM;
	else {
		pr_err("%s: unsupported port: %s",
			__func__, kcontrol->id.name);
		idx = -EINVAL;
	}

	return idx;
}

static int aux_pcm_rx_sample_rate_put(struct snd_kcontrol *kcontrol,
				      struct snd_ctl_elem_value *ucontrol)
{
	int idx = aux_pcm_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	aux_pcm_rx_cfg[idx].sample_rate =
		aux_pcm_get_sample_rate(ucontrol->value.enumerated.item[0]);

	pr_debug("%s: idx[%d]_rx_sample_rate = %d, item = %d\n", __func__,
		 idx, aux_pcm_rx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int aux_pcm_rx_sample_rate_get(struct snd_kcontrol *kcontrol,
				      struct snd_ctl_elem_value *ucontrol)
{
	int idx = aux_pcm_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	ucontrol->value.enumerated.item[0] =
	     aux_pcm_get_sample_rate_val(aux_pcm_rx_cfg[idx].sample_rate);

	pr_debug("%s: idx[%d]_rx_sample_rate = %d, item = %d\n", __func__,
		 idx, aux_pcm_rx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int aux_pcm_tx_sample_rate_put(struct snd_kcontrol *kcontrol,
				      struct snd_ctl_elem_value *ucontrol)
{
	int idx = aux_pcm_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	aux_pcm_tx_cfg[idx].sample_rate =
		aux_pcm_get_sample_rate(ucontrol->value.enumerated.item[0]);

	pr_debug("%s: idx[%d]_tx_sample_rate = %d, item = %d\n", __func__,
		 idx, aux_pcm_tx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int aux_pcm_tx_sample_rate_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int idx = aux_pcm_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	ucontrol->value.enumerated.item[0] =
	     aux_pcm_get_sample_rate_val(aux_pcm_tx_cfg[idx].sample_rate);

	pr_debug("%s: idx[%d]_tx_sample_rate = %d, item = %d\n", __func__,
		 idx, aux_pcm_tx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int mi2s_get_port_idx(struct snd_kcontrol *kcontrol)
{
	int idx;

	if (strnstr(kcontrol->id.name, "PRIM_MI2S_RX",
	    sizeof("PRIM_MI2S_RX")))
		idx = PRIM_MI2S;
	else if (strnstr(kcontrol->id.name, "SEC_MI2S_RX",
		 sizeof("SEC_MI2S_RX")))
		idx = SEC_MI2S;
	else if (strnstr(kcontrol->id.name, "TERT_MI2S_RX",
		 sizeof("TERT_MI2S_RX")))
		idx = TERT_MI2S;
	else if (strnstr(kcontrol->id.name, "QUAT_MI2S_RX",
		 sizeof("QUAT_MI2S_RX")))
		idx = QUAT_MI2S;
	else if (strnstr(kcontrol->id.name, "PRIM_MI2S_TX",
		 sizeof("PRIM_MI2S_TX")))
		idx = PRIM_MI2S;
	else if (strnstr(kcontrol->id.name, "SEC_MI2S_TX",
		 sizeof("SEC_MI2S_TX")))
		idx = SEC_MI2S;
	else if (strnstr(kcontrol->id.name, "TERT_MI2S_TX",
		 sizeof("TERT_MI2S_TX")))
		idx = TERT_MI2S;
	else if (strnstr(kcontrol->id.name, "QUAT_MI2S_TX",
		 sizeof("QUAT_MI2S_TX")))
		idx = QUAT_MI2S;
	else {
		pr_err("%s: unsupported channel: %s",
			__func__, kcontrol->id.name);
		idx = -EINVAL;
	}

	return idx;
}

static int mi2s_get_sample_rate_val(int sample_rate)
{
	int sample_rate_val;

	switch (sample_rate) {
	case SAMPLING_RATE_8KHZ:
		sample_rate_val = 0;
		break;
	case SAMPLING_RATE_16KHZ:
		sample_rate_val = 1;
		break;
	case SAMPLING_RATE_32KHZ:
		sample_rate_val = 2;
		break;
	case SAMPLING_RATE_44P1KHZ:
		sample_rate_val = 3;
		break;
	case SAMPLING_RATE_48KHZ:
		sample_rate_val = 4;
		break;
	case SAMPLING_RATE_96KHZ:
		sample_rate_val = 5;
		break;
	case SAMPLING_RATE_192KHZ:
		sample_rate_val = 6;
		break;
	default:
		sample_rate_val = 4;
		break;
	}
	return sample_rate_val;
}

static int mi2s_get_sample_rate(int value)
{
	int sample_rate;

	switch (value) {
	case 0:
		sample_rate = SAMPLING_RATE_8KHZ;
		break;
	case 1:
		sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 2:
		sample_rate = SAMPLING_RATE_32KHZ;
		break;
	case 3:
		sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 4:
		sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 5:
		sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 6:
		sample_rate = SAMPLING_RATE_192KHZ;
		break;
	default:
		sample_rate = SAMPLING_RATE_48KHZ;
		break;
	}
	return sample_rate;
}

static int mi2s_rx_sample_rate_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	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, mi2s_rx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int mi2s_rx_sample_rate_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	ucontrol->value.enumerated.item[0] =
		mi2s_get_sample_rate_val(mi2s_rx_cfg[idx].sample_rate);

	pr_debug("%s: idx[%d]_rx_sample_rate = %d, item = %d\n", __func__,
		 idx, mi2s_rx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int mi2s_tx_sample_rate_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	mi2s_tx_cfg[idx].sample_rate =
		mi2s_get_sample_rate(ucontrol->value.enumerated.item[0]);

	pr_debug("%s: idx[%d]_tx_sample_rate = %d, item = %d\n", __func__,
		 idx, mi2s_tx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int mi2s_tx_sample_rate_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	ucontrol->value.enumerated.item[0] =
		mi2s_get_sample_rate_val(mi2s_tx_cfg[idx].sample_rate);

	pr_debug("%s: idx[%d]_tx_sample_rate = %d, item = %d\n", __func__,
		 idx, mi2s_tx_cfg[idx].sample_rate,
		 ucontrol->value.enumerated.item[0]);

	return 0;
}

static int msm_mi2s_rx_ch_get(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	pr_debug("%s: msm_mi2s_[%d]_rx_ch  = %d\n", __func__,
		 idx, mi2s_rx_cfg[idx].channels);
	ucontrol->value.enumerated.item[0] = mi2s_rx_cfg[idx].channels - 1;

	return 0;
}

static int msm_mi2s_rx_ch_put(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	mi2s_rx_cfg[idx].channels = ucontrol->value.enumerated.item[0] + 1;
	pr_debug("%s: msm_mi2s_[%d]_rx_ch  = %d\n", __func__,
		 idx, mi2s_rx_cfg[idx].channels);

	return 1;
}

static int msm_mi2s_tx_ch_get(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	pr_debug("%s: msm_mi2s_[%d]_tx_ch  = %d\n", __func__,
		 idx, mi2s_tx_cfg[idx].channels);
	ucontrol->value.enumerated.item[0] = mi2s_tx_cfg[idx].channels - 1;

	return 0;
}

static int msm_mi2s_tx_ch_put(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	int idx = mi2s_get_port_idx(kcontrol);

	if (idx < 0)
		return idx;

	mi2s_tx_cfg[idx].channels = ucontrol->value.enumerated.item[0] + 1;
	pr_debug("%s: msm_mi2s_[%d]_tx_ch  = %d\n", __func__,
		 idx, mi2s_tx_cfg[idx].channels);

	return 1;
}

static int usb_audio_rx_ch_get(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	pr_debug("%s: usb_audio_rx_ch  = %d\n", __func__,
		 usb_rx_cfg.channels);
	ucontrol->value.integer.value[0] = usb_rx_cfg.channels - 1;
	return 0;
}

static int usb_audio_rx_ch_put(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	usb_rx_cfg.channels = ucontrol->value.integer.value[0] + 1;

	pr_debug("%s: usb_audio_rx_ch = %d\n", __func__, usb_rx_cfg.channels);
	return 1;
}

static int usb_audio_rx_sample_rate_get(struct snd_kcontrol *kcontrol,
					struct snd_ctl_elem_value *ucontrol)
{
	int sample_rate_val;

	switch (usb_rx_cfg.sample_rate) {
	case SAMPLING_RATE_384KHZ:
		sample_rate_val = 9;
		break;
	case SAMPLING_RATE_192KHZ:
		sample_rate_val = 8;
		break;
	case SAMPLING_RATE_96KHZ:
		sample_rate_val = 7;
		break;
	case SAMPLING_RATE_48KHZ:
		sample_rate_val = 6;
		break;
	case SAMPLING_RATE_44P1KHZ:
		sample_rate_val = 5;
		break;
	case SAMPLING_RATE_32KHZ:
		sample_rate_val = 4;
		break;
	case SAMPLING_RATE_22P05KHZ:
		sample_rate_val = 3;
		break;
	case SAMPLING_RATE_16KHZ:
		sample_rate_val = 2;
		break;
	case SAMPLING_RATE_11P025KHZ:
		sample_rate_val = 1;
		break;
	case SAMPLING_RATE_8KHZ:
	default:
		sample_rate_val = 0;
		break;
	}

	ucontrol->value.integer.value[0] = sample_rate_val;
	pr_debug("%s: usb_audio_rx_sample_rate = %d\n", __func__,
		 usb_rx_cfg.sample_rate);
	return 0;
}

static int usb_audio_rx_sample_rate_put(struct snd_kcontrol *kcontrol,
					struct snd_ctl_elem_value *ucontrol)
{
	switch (ucontrol->value.integer.value[0]) {
	case 9:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_384KHZ;
		break;
	case 8:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_192KHZ;
		break;
	case 7:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 6:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 5:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 4:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_32KHZ;
		break;
	case 3:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_22P05KHZ;
		break;
	case 2:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 1:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_11P025KHZ;
		break;
	case 0:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_8KHZ;
		break;
	default:
		usb_rx_cfg.sample_rate = SAMPLING_RATE_48KHZ;
		break;
	}

	pr_debug("%s: control value = %ld, usb_audio_rx_sample_rate = %d\n",
		__func__, ucontrol->value.integer.value[0],
		usb_rx_cfg.sample_rate);
	return 0;
}

static int usb_audio_rx_format_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	switch (usb_rx_cfg.bit_format) {
	case SNDRV_PCM_FORMAT_S32_LE:
		ucontrol->value.integer.value[0] = 3;
		break;
	case SNDRV_PCM_FORMAT_S24_3LE:
		ucontrol->value.integer.value[0] = 2;
		break;
	case SNDRV_PCM_FORMAT_S24_LE:
		ucontrol->value.integer.value[0] = 1;
		break;
	case SNDRV_PCM_FORMAT_S16_LE:
	default:
		ucontrol->value.integer.value[0] = 0;
		break;
	}

	pr_debug("%s: usb_audio_rx_format = %d, ucontrol value = %ld\n",
		 __func__, usb_rx_cfg.bit_format,
		 ucontrol->value.integer.value[0]);
	return 0;
}

static int usb_audio_rx_format_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int rc = 0;

	switch (ucontrol->value.integer.value[0]) {
	case 3:
		usb_rx_cfg.bit_format = SNDRV_PCM_FORMAT_S32_LE;
		break;
	case 2:
		usb_rx_cfg.bit_format = SNDRV_PCM_FORMAT_S24_3LE;
		break;
	case 1:
		usb_rx_cfg.bit_format = SNDRV_PCM_FORMAT_S24_LE;
		break;
	case 0:
	default:
		usb_rx_cfg.bit_format = SNDRV_PCM_FORMAT_S16_LE;
		break;
	}
	pr_debug("%s: usb_audio_rx_format = %d, ucontrol value = %ld\n",
		 __func__, usb_rx_cfg.bit_format,
		 ucontrol->value.integer.value[0]);

	return rc;
}

static int usb_audio_tx_ch_get(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	pr_debug("%s: usb_audio_tx_ch  = %d\n", __func__,
		 usb_tx_cfg.channels);
	ucontrol->value.integer.value[0] = usb_tx_cfg.channels - 1;
	return 0;
}

static int usb_audio_tx_ch_put(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	usb_tx_cfg.channels = ucontrol->value.integer.value[0] + 1;

	pr_debug("%s: usb_audio_tx_ch = %d\n", __func__, usb_tx_cfg.channels);
	return 1;
}

static int usb_audio_tx_sample_rate_get(struct snd_kcontrol *kcontrol,
					struct snd_ctl_elem_value *ucontrol)
{
	int sample_rate_val;

	switch (usb_tx_cfg.sample_rate) {
	case SAMPLING_RATE_384KHZ:
		sample_rate_val = 9;
		break;
	case SAMPLING_RATE_192KHZ:
		sample_rate_val = 8;
		break;
	case SAMPLING_RATE_96KHZ:
		sample_rate_val = 7;
		break;
	case SAMPLING_RATE_48KHZ:
		sample_rate_val = 6;
		break;
	case SAMPLING_RATE_44P1KHZ:
		sample_rate_val = 5;
		break;
	case SAMPLING_RATE_32KHZ:
		sample_rate_val = 4;
		break;
	case SAMPLING_RATE_22P05KHZ:
		sample_rate_val = 3;
		break;
	case SAMPLING_RATE_16KHZ:
		sample_rate_val = 2;
		break;
	case SAMPLING_RATE_11P025KHZ:
		sample_rate_val = 1;
		break;
	case SAMPLING_RATE_8KHZ:
		sample_rate_val = 0;
		break;
	default:
		sample_rate_val = 6;
		break;
	}

	ucontrol->value.integer.value[0] = sample_rate_val;
	pr_debug("%s: usb_audio_tx_sample_rate = %d\n", __func__,
		 usb_tx_cfg.sample_rate);
	return 0;
}

static int usb_audio_tx_sample_rate_put(struct snd_kcontrol *kcontrol,
					struct snd_ctl_elem_value *ucontrol)
{
	switch (ucontrol->value.integer.value[0]) {
	case 9:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_384KHZ;
		break;
	case 8:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_192KHZ;
		break;
	case 7:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_96KHZ;
		break;
	case 6:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_48KHZ;
		break;
	case 5:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_44P1KHZ;
		break;
	case 4:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_32KHZ;
		break;
	case 3:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_22P05KHZ;
		break;
	case 2:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_16KHZ;
		break;
	case 1:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_11P025KHZ;
		break;
	case 0:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_8KHZ;
		break;
	default:
		usb_tx_cfg.sample_rate = SAMPLING_RATE_48KHZ;
		break;
	}

	pr_debug("%s: control value = %ld, usb_audio_tx_sample_rate = %d\n",
		__func__, ucontrol->value.integer.value[0],
		usb_tx_cfg.sample_rate);
	return 0;
}

static int usb_audio_tx_format_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	switch (usb_tx_cfg.bit_format) {
	case SNDRV_PCM_FORMAT_S32_LE:
		ucontrol->value.integer.value[0] = 3;
		break;
	case SNDRV_PCM_FORMAT_S24_3LE:
		ucontrol->value.integer.value[0] = 2;
		break;
	case SNDRV_PCM_FORMAT_S24_LE:
		ucontrol->value.integer.value[0] = 1;
		break;
	case SNDRV_PCM_FORMAT_S16_LE:
	default:
		ucontrol->value.integer.value[0] = 0;
		break;
	}

	pr_debug("%s: usb_audio_tx_format = %d, ucontrol value = %ld\n",
		 __func__, usb_tx_cfg.bit_format,
		 ucontrol->value.integer.value[0]);
	return 0;
}

static int usb_audio_tx_format_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	int rc = 0;

	switch (ucontrol->value.integer.value[0]) {
	case 3:
		usb_tx_cfg.bit_format = SNDRV_PCM_FORMAT_S32_LE;
		break;
	case 2:
		usb_tx_cfg.bit_format = SNDRV_PCM_FORMAT_S24_3LE;
		break;
	case 1:
		usb_tx_cfg.bit_format = SNDRV_PCM_FORMAT_S24_LE;
		break;
	case 0:
	default:
		usb_tx_cfg.bit_format = SNDRV_PCM_FORMAT_S16_LE;
		break;
	}
	pr_debug("%s: usb_audio_tx_format = %d, ucontrol value = %ld\n",
		 __func__, usb_tx_cfg.bit_format,
		 ucontrol->value.integer.value[0]);

	return rc;
}

const struct snd_kcontrol_new msm_common_snd_controls[] = {
	SOC_ENUM_EXT("PROXY_RX Channels", proxy_rx_chs,
			proxy_rx_ch_get, proxy_rx_ch_put),
	SOC_ENUM_EXT("PRIM_AUX_PCM_RX SampleRate", prim_aux_pcm_rx_sample_rate,
			aux_pcm_rx_sample_rate_get,
			aux_pcm_rx_sample_rate_put),
	SOC_ENUM_EXT("SEC_AUX_PCM_RX SampleRate", sec_aux_pcm_rx_sample_rate,
			aux_pcm_rx_sample_rate_get,
			aux_pcm_rx_sample_rate_put),
	SOC_ENUM_EXT("TERT_AUX_PCM_RX SampleRate", tert_aux_pcm_rx_sample_rate,
			aux_pcm_rx_sample_rate_get,
			aux_pcm_rx_sample_rate_put),
	SOC_ENUM_EXT("QUAT_AUX_PCM_RX SampleRate", quat_aux_pcm_rx_sample_rate,
			aux_pcm_rx_sample_rate_get,
			aux_pcm_rx_sample_rate_put),
	SOC_ENUM_EXT("PRIM_AUX_PCM_TX SampleRate", prim_aux_pcm_tx_sample_rate,
			aux_pcm_tx_sample_rate_get,
			aux_pcm_tx_sample_rate_put),
	SOC_ENUM_EXT("SEC_AUX_PCM_TX SampleRate", sec_aux_pcm_tx_sample_rate,
			aux_pcm_tx_sample_rate_get,
			aux_pcm_tx_sample_rate_put),
	SOC_ENUM_EXT("TERT_AUX_PCM_TX SampleRate", tert_aux_pcm_tx_sample_rate,
			aux_pcm_tx_sample_rate_get,
			aux_pcm_tx_sample_rate_put),
	SOC_ENUM_EXT("QUAT_AUX_PCM_TX SampleRate", quat_aux_pcm_tx_sample_rate,
			aux_pcm_tx_sample_rate_get,
			aux_pcm_tx_sample_rate_put),
	SOC_ENUM_EXT("PRIM_MI2S_RX SampleRate", prim_mi2s_rx_sample_rate,
			mi2s_rx_sample_rate_get,
			mi2s_rx_sample_rate_put),
	SOC_ENUM_EXT("SEC_MI2S_RX SampleRate", sec_mi2s_rx_sample_rate,
			mi2s_rx_sample_rate_get,
			mi2s_rx_sample_rate_put),
	SOC_ENUM_EXT("TERT_MI2S_RX SampleRate", tert_mi2s_rx_sample_rate,
			mi2s_rx_sample_rate_get,
			mi2s_rx_sample_rate_put),
	SOC_ENUM_EXT("QUAT_MI2S_RX SampleRate", quat_mi2s_rx_sample_rate,
			mi2s_rx_sample_rate_get,
			mi2s_rx_sample_rate_put),
	SOC_ENUM_EXT("PRIM_MI2S_TX SampleRate", prim_mi2s_tx_sample_rate,
			mi2s_tx_sample_rate_get,
			mi2s_tx_sample_rate_put),
	SOC_ENUM_EXT("SEC_MI2S_TX SampleRate", sec_mi2s_tx_sample_rate,
			mi2s_tx_sample_rate_get,
			mi2s_tx_sample_rate_put),
	SOC_ENUM_EXT("TERT_MI2S_TX SampleRate", tert_mi2s_tx_sample_rate,
			mi2s_tx_sample_rate_get,
			mi2s_tx_sample_rate_put),
	SOC_ENUM_EXT("QUAT_MI2S_TX SampleRate", quat_mi2s_tx_sample_rate,
			mi2s_tx_sample_rate_get,
			mi2s_tx_sample_rate_put),
	SOC_ENUM_EXT("PRIM_MI2S_RX Channels", prim_mi2s_rx_chs,
			msm_mi2s_rx_ch_get, msm_mi2s_rx_ch_put),
	SOC_ENUM_EXT("PRIM_MI2S_TX Channels", prim_mi2s_tx_chs,
			msm_mi2s_tx_ch_get, msm_mi2s_tx_ch_put),
	SOC_ENUM_EXT("SEC_MI2S_RX Channels", sec_mi2s_rx_chs,
			msm_mi2s_rx_ch_get, msm_mi2s_rx_ch_put),
	SOC_ENUM_EXT("SEC_MI2S_TX Channels", sec_mi2s_tx_chs,
			msm_mi2s_tx_ch_get, msm_mi2s_tx_ch_put),
	SOC_ENUM_EXT("TERT_MI2S_RX Channels", tert_mi2s_rx_chs,
			msm_mi2s_rx_ch_get, msm_mi2s_rx_ch_put),
	SOC_ENUM_EXT("TERT_MI2S_TX Channels", tert_mi2s_tx_chs,
			msm_mi2s_tx_ch_get, msm_mi2s_tx_ch_put),
	SOC_ENUM_EXT("QUAT_MI2S_RX Channels", quat_mi2s_rx_chs,
			msm_mi2s_rx_ch_get, msm_mi2s_rx_ch_put),
	SOC_ENUM_EXT("QUAT_MI2S_TX Channels", quat_mi2s_tx_chs,
			msm_mi2s_tx_ch_get, msm_mi2s_tx_ch_put),
	SOC_ENUM_EXT("USB_AUDIO_RX Channels", usb_rx_chs,
			usb_audio_rx_ch_get, usb_audio_rx_ch_put),
	SOC_ENUM_EXT("USB_AUDIO_TX Channels", usb_tx_chs,
			usb_audio_tx_ch_get, usb_audio_tx_ch_put),
	SOC_ENUM_EXT("USB_AUDIO_RX Format", usb_rx_format,
			usb_audio_rx_format_get, usb_audio_rx_format_put),
	SOC_ENUM_EXT("USB_AUDIO_TX Format", usb_tx_format,
			usb_audio_tx_format_get, usb_audio_tx_format_put),
	SOC_ENUM_EXT("USB_AUDIO_RX SampleRate", usb_rx_sample_rate,
			usb_audio_rx_sample_rate_get,
			usb_audio_rx_sample_rate_put),
	SOC_ENUM_EXT("USB_AUDIO_TX SampleRate", usb_tx_sample_rate,
			usb_audio_tx_sample_rate_get,
			usb_audio_tx_sample_rate_put),
	SOC_ENUM_EXT("PRI_TDM_RX_0 SampleRate", tdm_rx_sample_rate,
			tdm_rx_sample_rate_get,
			tdm_rx_sample_rate_put),
	SOC_ENUM_EXT("PRI_TDM_TX_0 SampleRate", tdm_tx_sample_rate,
			tdm_tx_sample_rate_get,
			tdm_tx_sample_rate_put),
	SOC_ENUM_EXT("PRI_TDM_RX_0 Format", tdm_rx_format,
			tdm_rx_format_get,
			tdm_rx_format_put),
	SOC_ENUM_EXT("PRI_TDM_TX_0 Format", tdm_tx_format,
			tdm_tx_format_get,
			tdm_tx_format_put),
	SOC_ENUM_EXT("PRI_TDM_RX_0 Channels", tdm_rx_chs,
			tdm_rx_ch_get,
			tdm_rx_ch_put),
	SOC_ENUM_EXT("PRI_TDM_TX_0 Channels", tdm_tx_chs,
			tdm_tx_ch_get,
			tdm_tx_ch_put),
	SOC_ENUM_EXT("SEC_TDM_RX_0 SampleRate", tdm_rx_sample_rate,
			tdm_rx_sample_rate_get,
			tdm_rx_sample_rate_put),
	SOC_ENUM_EXT("SEC_TDM_TX_0 SampleRate", tdm_tx_sample_rate,
			tdm_tx_sample_rate_get,
			tdm_tx_sample_rate_put),
	SOC_ENUM_EXT("SEC_TDM_RX_0 Format", tdm_rx_format,
			tdm_rx_format_get,
			tdm_rx_format_put),
	SOC_ENUM_EXT("SEC_TDM_TX_0 Format", tdm_tx_format,
			tdm_tx_format_get,
			tdm_tx_format_put),
	SOC_ENUM_EXT("SEC_TDM_RX_0 Channels", tdm_rx_chs,
			tdm_rx_ch_get,
			tdm_rx_ch_put),
	SOC_ENUM_EXT("SEC_TDM_TX_0 Channels", tdm_tx_chs,
			tdm_tx_ch_get,
			tdm_tx_ch_put),
	SOC_ENUM_EXT("TERT_TDM_RX_0 SampleRate", tdm_rx_sample_rate,
			tdm_rx_sample_rate_get,
			tdm_rx_sample_rate_put),
	SOC_ENUM_EXT("TERT_TDM_TX_0 SampleRate", tdm_tx_sample_rate,
			tdm_tx_sample_rate_get,
			tdm_tx_sample_rate_put),
	SOC_ENUM_EXT("TERT_TDM_RX_0 Format", tdm_rx_format,
			tdm_rx_format_get,
			tdm_rx_format_put),
	SOC_ENUM_EXT("TERT_TDM_TX_0 Format", tdm_tx_format,
			tdm_tx_format_get,
			tdm_tx_format_put),
	SOC_ENUM_EXT("TERT_TDM_RX_0 Channels", tdm_rx_chs,
			tdm_rx_ch_get,
			tdm_rx_ch_put),
	SOC_ENUM_EXT("TERT_TDM_TX_0 Channels", tdm_tx_chs,
			tdm_tx_ch_get,
			tdm_tx_ch_put),
	SOC_ENUM_EXT("QUAT_TDM_RX_0 SampleRate", tdm_rx_sample_rate,
			tdm_rx_sample_rate_get,
			tdm_rx_sample_rate_put),
	SOC_ENUM_EXT("QUAT_TDM_TX_0 SampleRate", tdm_tx_sample_rate,
			tdm_tx_sample_rate_get,
			tdm_tx_sample_rate_put),
	SOC_ENUM_EXT("QUAT_TDM_RX_0 Format", tdm_rx_format,
			tdm_rx_format_get,
			tdm_rx_format_put),
	SOC_ENUM_EXT("QUAT_TDM_TX_0 Format", tdm_tx_format,
			tdm_tx_format_get,
			tdm_tx_format_put),
	SOC_ENUM_EXT("QUAT_TDM_RX_0 Channels", tdm_rx_chs,
			tdm_rx_ch_get,
			tdm_rx_ch_put),
	SOC_ENUM_EXT("QUAT_TDM_TX_0 Channels", tdm_tx_chs,
			tdm_tx_ch_get,
			tdm_tx_ch_put),
};

static inline int param_is_mask(int p)
{
	return (p >= SNDRV_PCM_HW_PARAM_FIRST_MASK) &&
			(p <= SNDRV_PCM_HW_PARAM_LAST_MASK);
}

static inline struct snd_mask *param_to_mask(struct snd_pcm_hw_params *p,
					     int n)
{
	return &(p->masks[n - SNDRV_PCM_HW_PARAM_FIRST_MASK]);
}

static void param_set_mask(struct snd_pcm_hw_params *p, int n, unsigned int bit)
{
	if (bit >= SNDRV_MASK_MAX)
		return;
	if (param_is_mask(n)) {
		struct snd_mask *m = param_to_mask(p, n);

		m->bits[0] = 0;
		m->bits[1] = 0;
		m->bits[bit >> 5] |= (1 << (bit & 31));
	}
}

/**
 * msm_common_be_hw_params_fixup - updates settings of ALSA BE hw params.
 *
 * @rtd: runtime dailink instance
 * @params: HW params of associated backend dailink.
 *
 * Returns 0.
 */
int msm_common_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
				  struct snd_pcm_hw_params *params)
{
	struct snd_soc_dai_link *dai_link = rtd->dai_link;
	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);
	int rc = 0;

	pr_debug("%s: format = %d, rate = %d\n",
		  __func__, params_format(params), params_rate(params));

	switch (dai_link->be_id) {
	case MSM_BACKEND_DAI_USB_RX:
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				usb_rx_cfg.bit_format);
		rate->min = rate->max = usb_rx_cfg.sample_rate;
		channels->min = channels->max = usb_rx_cfg.channels;
		break;

	case MSM_BACKEND_DAI_USB_TX:
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				usb_tx_cfg.bit_format);
		rate->min = rate->max = usb_tx_cfg.sample_rate;
		channels->min = channels->max = usb_tx_cfg.channels;
		break;

	case MSM_BACKEND_DAI_AFE_PCM_RX:
		channels->min = channels->max = proxy_rx_cfg.channels;
		rate->min = rate->max = SAMPLING_RATE_48KHZ;
		break;

	case MSM_BACKEND_DAI_PRI_TDM_RX_0:
		channels->min = channels->max =
				tdm_rx_cfg[TDM_PRI][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_rx_cfg[TDM_PRI][TDM_0].bit_format);
		rate->min = rate->max = tdm_rx_cfg[TDM_PRI][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_PRI_TDM_TX_0:
		channels->min = channels->max =
				tdm_tx_cfg[TDM_PRI][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_tx_cfg[TDM_PRI][TDM_0].bit_format);
		rate->min = rate->max = tdm_tx_cfg[TDM_PRI][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_SEC_TDM_RX_0:
		channels->min = channels->max =
				tdm_rx_cfg[TDM_SEC][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_rx_cfg[TDM_SEC][TDM_0].bit_format);
		rate->min = rate->max = tdm_rx_cfg[TDM_SEC][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_SEC_TDM_TX_0:
		channels->min = channels->max =
				tdm_tx_cfg[TDM_SEC][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_tx_cfg[TDM_SEC][TDM_0].bit_format);
		rate->min = rate->max = tdm_tx_cfg[TDM_SEC][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_TERT_TDM_RX_0:
		channels->min = channels->max =
				tdm_rx_cfg[TDM_TERT][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_rx_cfg[TDM_TERT][TDM_0].bit_format);
		rate->min = rate->max = tdm_rx_cfg[TDM_TERT][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_TERT_TDM_TX_0:
		channels->min = channels->max =
				tdm_tx_cfg[TDM_TERT][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_tx_cfg[TDM_TERT][TDM_0].bit_format);
		rate->min = rate->max = tdm_tx_cfg[TDM_TERT][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_QUAT_TDM_RX_0:
		channels->min = channels->max =
				tdm_rx_cfg[TDM_QUAT][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_rx_cfg[TDM_QUAT][TDM_0].bit_format);
		rate->min = rate->max = tdm_rx_cfg[TDM_QUAT][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_QUAT_TDM_TX_0:
		channels->min = channels->max =
				tdm_tx_cfg[TDM_QUAT][TDM_0].channels;
		param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
				   tdm_tx_cfg[TDM_QUAT][TDM_0].bit_format);
		rate->min = rate->max = tdm_tx_cfg[TDM_QUAT][TDM_0].sample_rate;
		break;

	case MSM_BACKEND_DAI_AUXPCM_RX:
		rate->min = rate->max =
			aux_pcm_rx_cfg[PRIM_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_rx_cfg[PRIM_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_AUXPCM_TX:
		rate->min = rate->max =
			aux_pcm_tx_cfg[PRIM_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_tx_cfg[PRIM_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_SEC_AUXPCM_RX:
		rate->min = rate->max =
			aux_pcm_rx_cfg[SEC_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_rx_cfg[SEC_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_SEC_AUXPCM_TX:
		rate->min = rate->max =
			aux_pcm_tx_cfg[SEC_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_tx_cfg[SEC_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_TERT_AUXPCM_RX:
		rate->min = rate->max =
			aux_pcm_rx_cfg[TERT_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_rx_cfg[TERT_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_TERT_AUXPCM_TX:
		rate->min = rate->max =
			aux_pcm_tx_cfg[TERT_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_tx_cfg[TERT_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_QUAT_AUXPCM_RX:
		rate->min = rate->max =
			aux_pcm_rx_cfg[QUAT_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_rx_cfg[QUAT_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_QUAT_AUXPCM_TX:
		rate->min = rate->max =
			aux_pcm_tx_cfg[QUAT_AUX_PCM].sample_rate;
		channels->min = channels->max =
			aux_pcm_tx_cfg[QUAT_AUX_PCM].channels;
		break;

	case MSM_BACKEND_DAI_PRI_MI2S_RX:
		rate->min = rate->max = mi2s_rx_cfg[PRIM_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_rx_cfg[PRIM_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_PRI_MI2S_TX:
		rate->min = rate->max = mi2s_tx_cfg[PRIM_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_tx_cfg[PRIM_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_SECONDARY_MI2S_RX:
		rate->min = rate->max = mi2s_rx_cfg[SEC_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_rx_cfg[SEC_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_SECONDARY_MI2S_TX:
		rate->min = rate->max = mi2s_tx_cfg[SEC_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_tx_cfg[SEC_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_TERTIARY_MI2S_RX:
		rate->min = rate->max = mi2s_rx_cfg[TERT_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_rx_cfg[TERT_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_TERTIARY_MI2S_TX:
		rate->min = rate->max = mi2s_tx_cfg[TERT_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_tx_cfg[TERT_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_QUATERNARY_MI2S_RX:
		rate->min = rate->max = mi2s_rx_cfg[QUAT_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_rx_cfg[QUAT_MI2S].channels;
		break;

	case MSM_BACKEND_DAI_QUATERNARY_MI2S_TX:
		rate->min = rate->max = mi2s_tx_cfg[QUAT_MI2S].sample_rate;
		channels->min = channels->max =
			mi2s_tx_cfg[QUAT_MI2S].channels;
		break;

	default:
		rate->min = rate->max = SAMPLING_RATE_48KHZ;
		break;
	}
	return rc;
}
EXPORT_SYMBOL(msm_common_be_hw_params_fixup);

/**
 * msm_aux_pcm_snd_startup - startup ops of auxpcm.
 *
 * @substream: PCM stream pointer of associated backend dailink
 *
 * Returns 0 on success or -EINVAL on error.
 */
int msm_aux_pcm_snd_startup(struct snd_pcm_substream *substream)
{
	int ret = 0;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	int index = cpu_dai->id - 1;
	return ret = 0;

	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_AUX_PCM || index > QUAT_AUX_PCM) {
		ret = -EINVAL;
		dev_err(rtd->card->dev,
			"%s: CPU DAI id (%d) out of range\n",
			__func__, cpu_dai->id);
		goto done;
	}

	mutex_lock(&auxpcm_intf_conf[index].lock);
	if (++auxpcm_intf_conf[index].ref_cnt == 1) {
		if (mi2s_auxpcm_conf[index].pcm_i2s_sel_vt_addr != NULL) {
			mutex_lock(&mi2s_auxpcm_conf[index].lock);
			iowrite32(1,
				mi2s_auxpcm_conf[index].pcm_i2s_sel_vt_addr);
			mutex_unlock(&mi2s_auxpcm_conf[index].lock);
		} else {
			dev_err(rtd->card->dev,
				"%s lpaif_tert_muxsel_virt_addr is NULL\n",
				__func__);
			ret = -EINVAL;
		}
	}
	if (ret < 0)
		auxpcm_intf_conf[index].ref_cnt--;

	mutex_unlock(&auxpcm_intf_conf[index].lock);

done:
	return ret;
}
EXPORT_SYMBOL(msm_aux_pcm_snd_startup);

/**
 * msm_aux_pcm_snd_shutdown - shutdown ops of auxpcm.
 *
 * @substream: PCM stream pointer of associated backend dailink
 */
void msm_aux_pcm_snd_shutdown(struct snd_pcm_substream *substream)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	int index = rtd->cpu_dai->id - 1;

	dev_dbg(rtd->card->dev,
		"%s: substream = %s  stream = %d, dai name %s, dai ID %d\n",
		__func__,
		substream->name, substream->stream,
		rtd->cpu_dai->name, rtd->cpu_dai->id);

	if (index < PRIM_AUX_PCM || index > QUAT_AUX_PCM) {
		dev_err(rtd->card->dev,
			"%s: CPU DAI id (%d) out of range\n",
			__func__, rtd->cpu_dai->id);
		return;
	}

	mutex_lock(&auxpcm_intf_conf[index].lock);
	if (--auxpcm_intf_conf[index].ref_cnt == 0) {
		if (mi2s_auxpcm_conf[index].pcm_i2s_sel_vt_addr != NULL) {
			mutex_lock(&mi2s_auxpcm_conf[index].lock);
			iowrite32(0,
				mi2s_auxpcm_conf[index].pcm_i2s_sel_vt_addr);
			mutex_unlock(&mi2s_auxpcm_conf[index].lock);
		} else {
			dev_err(rtd->card->dev,
				"%s lpaif_tert_muxsel_virt_addr is NULL\n",
				__func__);
			auxpcm_intf_conf[index].ref_cnt++;
		}
	}
	mutex_unlock(&auxpcm_intf_conf[index].lock);
}
EXPORT_SYMBOL(msm_aux_pcm_snd_shutdown);

static int msm_get_port_id(int be_id)
{
	int afe_port_id;

	switch (be_id) {
	case MSM_BACKEND_DAI_PRI_MI2S_RX:
		afe_port_id = AFE_PORT_ID_PRIMARY_MI2S_RX;
		break;
	case MSM_BACKEND_DAI_PRI_MI2S_TX:
		afe_port_id = AFE_PORT_ID_PRIMARY_MI2S_TX;
		break;
	case MSM_BACKEND_DAI_SECONDARY_MI2S_RX:
		afe_port_id = AFE_PORT_ID_SECONDARY_MI2S_RX;
		break;
	case MSM_BACKEND_DAI_SECONDARY_MI2S_TX:
		afe_port_id = AFE_PORT_ID_SECONDARY_MI2S_TX;
		break;
	case MSM_BACKEND_DAI_TERTIARY_MI2S_RX:
		afe_port_id = AFE_PORT_ID_TERTIARY_MI2S_RX;
		break;
	case MSM_BACKEND_DAI_TERTIARY_MI2S_TX:
		afe_port_id = AFE_PORT_ID_TERTIARY_MI2S_TX;
		break;
	case MSM_BACKEND_DAI_QUATERNARY_MI2S_RX:
		afe_port_id = AFE_PORT_ID_QUATERNARY_MI2S_RX;
		break;
	case MSM_BACKEND_DAI_QUATERNARY_MI2S_TX:
		afe_port_id = AFE_PORT_ID_QUATERNARY_MI2S_TX;
		break;
	default:
		pr_err("%s: Invalid be_id: %d\n", __func__, be_id);
		afe_port_id = -EINVAL;
	}

	return afe_port_id;
}

static u32 get_mi2s_bits_per_sample(u32 bit_format)
{
	u32 bit_per_sample;

	switch (bit_format) {
	case SNDRV_PCM_FORMAT_S24_3LE:
	case SNDRV_PCM_FORMAT_S24_LE:
		bit_per_sample = 32;
		break;
	case SNDRV_PCM_FORMAT_S16_LE:
	default:
		bit_per_sample = 16;
		break;
	}

	return bit_per_sample;
}

static void update_mi2s_clk_val(int dai_id, int stream)
{
	u32 bit_per_sample;

	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
		bit_per_sample =
		    get_mi2s_bits_per_sample(mi2s_rx_cfg[dai_id].bit_format);
		mi2s_clk[dai_id].clk_freq_in_hz =
		    mi2s_rx_cfg[dai_id].sample_rate * 2 * bit_per_sample;
	} else {
		bit_per_sample =
		    get_mi2s_bits_per_sample(mi2s_tx_cfg[dai_id].bit_format);
		mi2s_clk[dai_id].clk_freq_in_hz =
		    mi2s_tx_cfg[dai_id].sample_rate * 2 * bit_per_sample;
	}

	if (!mi2s_intf_conf[dai_id].msm_is_mi2s_master)
		mi2s_clk[dai_id].clk_freq_in_hz = 0;
}

static int msm_mi2s_set_sclk(struct snd_pcm_substream *substream, bool enable)
{
	int ret = 0;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	int port_id = 0;
	int index = cpu_dai->id;

	port_id = msm_get_port_id(rtd->dai_link->be_id);
	if (port_id < 0) {
		dev_err(rtd->card->dev, "%s: Invalid port_id\n", __func__);
		ret = port_id;
		goto done;
	}

	if (enable) {
		update_mi2s_clk_val(index, substream->stream);
		dev_dbg(rtd->card->dev, "%s: clock rate %ul\n", __func__,
			mi2s_clk[index].clk_freq_in_hz);
	}

	mi2s_clk[index].enable = enable;
	ret = afe_set_lpass_clock_v2(port_id,
				     &mi2s_clk[index]);
	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 done;
	}

done:
	return ret;
}

/**
 * msm_mi2s_snd_startup - startup ops of mi2s.
 *
 * @substream: PCM stream pointer of associated backend dailink
 *
 * Returns 0 on success or -EINVAL on error.
 */
int msm_mi2s_snd_startup(struct snd_pcm_substream *substream)
{
	int ret = 0;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	int index = cpu_dai->id;
	unsigned int fmt = SND_SOC_DAIFMT_CBS_CFS;

	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_MI2S || index > QUAT_MI2S) {
		ret = -EINVAL;
		dev_err(rtd->card->dev,
			"%s: CPU DAI id (%d) out of range\n",
			__func__, cpu_dai->id);
		goto done;
	}
	/*
	 * Muxtex protection in case the same MI2S
	 * interface using for both TX and RX  so
	 * that the same clock won't be enable twice.
	 */
	mutex_lock(&mi2s_intf_conf[index].lock);
	if (++mi2s_intf_conf[index].ref_cnt == 1) {
		ret = msm_mi2s_set_sclk(substream, true);
		if (ret < 0) {
			dev_err(rtd->card->dev,
				"%s: afe lpass clock failed to enable MI2S clock, err:%d\n",
				__func__, ret);
			goto clean_up;
		}
		if (mi2s_auxpcm_conf[index].pcm_i2s_sel_vt_addr != NULL) {
			mutex_lock(&mi2s_auxpcm_conf[index].lock);
			iowrite32(0,
				mi2s_auxpcm_conf[index].pcm_i2s_sel_vt_addr);
			mutex_unlock(&mi2s_auxpcm_conf[index].lock);
		} else {
			dev_err(rtd->card->dev,
				"%s lpaif_muxsel_virt_addr is NULL for dai %d\n",
				__func__, index);
			ret = -EINVAL;
			goto clk_off;
		}
		/* Check if msm needs to provide the clock to the interface */
		if (!mi2s_intf_conf[index].msm_is_mi2s_master)
			fmt = SND_SOC_DAIFMT_CBM_CFM;
		ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
		if (ret < 0) {
			dev_err(rtd->card->dev,
				"%s: set fmt cpu dai failed for MI2S (%d), err:%d\n",
				__func__, index, ret);
			goto clk_off;
		}
	}
clk_off:
	if (ret < 0)
		msm_mi2s_set_sclk(substream, false);
clean_up:
	if (ret < 0)
		mi2s_intf_conf[index].ref_cnt--;
	mutex_unlock(&mi2s_intf_conf[index].lock);
done:
	return ret;
}
EXPORT_SYMBOL(msm_mi2s_snd_startup);

/**
 * msm_mi2s_snd_shutdown - shutdown ops of mi2s.
 *
 * @substream: PCM stream pointer of associated backend dailink
 */
void msm_mi2s_snd_shutdown(struct snd_pcm_substream *substream)
{
	int ret;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	int index = rtd->cpu_dai->id;

	pr_debug("%s(): substream = %s  stream = %d\n", __func__,
		 substream->name, substream->stream);
	if (index < PRIM_MI2S || index > QUAT_MI2S) {
		pr_err("%s:invalid MI2S DAI(%d)\n", __func__, index);
		return;
	}

	mutex_lock(&mi2s_intf_conf[index].lock);
	if (--mi2s_intf_conf[index].ref_cnt == 0) {
		ret = msm_mi2s_set_sclk(substream, false);
		if (ret < 0) {
			pr_err("%s:clock disable failed for MI2S (%d); ret=%d\n",
				__func__, index, ret);
			mi2s_intf_conf[index].ref_cnt++;
		}
	}
	mutex_unlock(&mi2s_intf_conf[index].lock);
}
EXPORT_SYMBOL(msm_mi2s_snd_shutdown);

/* Validate whether US EU switch is present or not */
static int msm_prepare_us_euro(struct snd_soc_card *card)
{
	struct msm_asoc_mach_data *pdata =
				snd_soc_card_get_drvdata(card);
	int ret = 0;

	if (pdata->us_euro_gpio >= 0) {
		dev_dbg(card->dev, "%s: us_euro gpio request %d", __func__,
			pdata->us_euro_gpio);
		ret = gpio_request(pdata->us_euro_gpio, "TASHA_CODEC_US_EURO");
		if (ret) {
			dev_err(card->dev,
				"%s: Failed to request codec US/EURO gpio %d error %d\n",
				__func__, pdata->us_euro_gpio, ret);
		}
	}

	return ret;
}

static bool msm_swap_gnd_mic(struct snd_soc_codec *codec)
{
	struct snd_soc_card *card = codec->component.card;
	struct msm_asoc_mach_data *pdata =
				snd_soc_card_get_drvdata(card);
	int value = 0;

	if (pdata->us_euro_gpio_p) {
		value = msm_cdc_pinctrl_get_state(pdata->us_euro_gpio_p);
		if (value)
			msm_cdc_pinctrl_select_sleep_state(
							pdata->us_euro_gpio_p);
		else
			msm_cdc_pinctrl_select_active_state(
							pdata->us_euro_gpio_p);
	} else if (pdata->us_euro_gpio >= 0) {
		value = gpio_get_value_cansleep(pdata->us_euro_gpio);
		gpio_set_value_cansleep(pdata->us_euro_gpio, !value);
	}
	pr_debug("%s: swap select switch %d to %d\n", __func__, value, !value);
	return true;
}

static int msm_populate_dai_link_component_of_node(
		struct msm_asoc_mach_data *pdata,
		struct snd_soc_card *card)
{
	int i, index, ret = 0;
	struct device *cdev = card->dev;
	struct snd_soc_dai_link *dai_link = card->dai_link;
	struct device_node *phandle;

	if (!cdev) {
		pr_err("%s: Sound card device memory NULL\n", __func__);
		return -ENODEV;
	}

	for (i = 0; i < card->num_links; i++) {
		if (dai_link[i].platform_of_node && dai_link[i].cpu_of_node)
			continue;

		/* populate platform_of_node for snd card dai links */
		if (dai_link[i].platform_name &&
				!dai_link[i].platform_of_node) {
			index = of_property_match_string(cdev->of_node,
					"asoc-platform-names",
					dai_link[i].platform_name);
			if (index < 0) {
				pr_err("%s: No match found for platform name: %s\n",
					__func__, dai_link[i].platform_name);
				ret = index;
				goto cpu_dai;
			}
			phandle = of_parse_phandle(cdev->of_node,
					"asoc-platform",
					index);
			if (!phandle) {
				pr_err("%s: retrieving phandle for platform %s, index %d failed\n",
					__func__, dai_link[i].platform_name,
						index);
				ret = -ENODEV;
				goto err;
			}
			dai_link[i].platform_of_node = phandle;
			dai_link[i].platform_name = NULL;
		}
cpu_dai:
		/* populate cpu_of_node for snd card dai links */
		if (dai_link[i].cpu_dai_name && !dai_link[i].cpu_of_node) {
			index = of_property_match_string(cdev->of_node,
					"asoc-cpu-names",
					dai_link[i].cpu_dai_name);
			if (index < 0)
				goto codec_dai;
			phandle = of_parse_phandle(cdev->of_node, "asoc-cpu",
					index);
			if (!phandle) {
				pr_err("%s: retrieving phandle for cpu dai %s failed\n",
					__func__, dai_link[i].cpu_dai_name);
				ret = -ENODEV;
				goto err;
			}
			dai_link[i].cpu_of_node = phandle;
			dai_link[i].cpu_dai_name = NULL;
		}
codec_dai:
		/* populate codec_of_node for snd card dai links */
		if (dai_link[i].codec_name && !dai_link[i].codec_of_node) {
			index = of_property_match_string(cdev->of_node,
					"asoc-codec-names",
					dai_link[i].codec_name);
			if (index < 0)
				continue;
			phandle = of_parse_phandle(cdev->of_node, "asoc-codec",
					index);
			if (!phandle) {
				pr_err("%s: retrieving phandle for codec dai %s failed\n",
					__func__, dai_link[i].codec_name);
				ret = -ENODEV;
				goto err;
			}
			dai_link[i].codec_of_node = phandle;
			dai_link[i].codec_name = NULL;
		}
		if (pdata->snd_card_val == INT_SND_CARD) {
			if ((dai_link[i].be_id ==
					MSM_BACKEND_DAI_INT0_MI2S_RX) ||
			    (dai_link[i].be_id ==
					MSM_BACKEND_DAI_INT1_MI2S_RX) ||
			    (dai_link[i].be_id ==
					MSM_BACKEND_DAI_INT2_MI2S_TX) ||
			    (dai_link[i].be_id ==
					MSM_BACKEND_DAI_INT3_MI2S_TX)) {
				index = of_property_match_string(cdev->of_node,
							"asoc-codec-names",
							MSM_INT_DIGITAL_CODEC);
				phandle = of_parse_phandle(cdev->of_node,
							   "asoc-codec",
							   index);
				dai_link[i].codecs[DIG_CDC].of_node = phandle;
				index = of_property_match_string(cdev->of_node,
							"asoc-codec-names",
							PMIC_INT_ANALOG_CODEC);
				phandle = of_parse_phandle(cdev->of_node,
							   "asoc-codec",
							   index);
				dai_link[i].codecs[ANA_CDC].of_node = phandle;
			}
		}
	}
err:
	return ret;
}

static int msm_wsa881x_init(struct snd_soc_component *component)
{
	u8 spkleft_ports[WSA881X_MAX_SWR_PORTS] = {100, 101, 102, 106};
	u8 spkright_ports[WSA881X_MAX_SWR_PORTS] = {103, 104, 105, 107};
	unsigned int ch_rate[WSA881X_MAX_SWR_PORTS] = {2400, 600, 300, 1200};
	unsigned int ch_mask[WSA881X_MAX_SWR_PORTS] = {0x1, 0xF, 0x3, 0x3};
	struct snd_soc_codec *codec = snd_soc_component_to_codec(component);
	struct msm_asoc_mach_data *pdata;
	struct snd_soc_dapm_context *dapm =
			snd_soc_codec_get_dapm(codec);

	if (!codec) {
		pr_err("%s codec is NULL\n", __func__);
		return -EINVAL;
	}

	if (!strcmp(component->name_prefix, "SpkrLeft")) {
		dev_dbg(codec->dev, "%s: setting left ch map to codec %s\n",
				__func__, codec->component.name);
		wsa881x_set_channel_map(codec, &spkleft_ports[0],
				WSA881X_MAX_SWR_PORTS, &ch_mask[0],
				&ch_rate[0]);
		if (dapm->component) {
			snd_soc_dapm_ignore_suspend(dapm, "SpkrLeft IN");
			snd_soc_dapm_ignore_suspend(dapm, "SpkrLeft SPKR");
		}
	} else if (!strcmp(component->name_prefix, "SpkrRight")) {
		dev_dbg(codec->dev, "%s: setting right ch map to codec %s\n",
				__func__, codec->component.name);
		wsa881x_set_channel_map(codec, &spkright_ports[0],
				WSA881X_MAX_SWR_PORTS, &ch_mask[0],
				&ch_rate[0]);
		if (dapm->component) {
			snd_soc_dapm_ignore_suspend(dapm, "SpkrRight IN");
			snd_soc_dapm_ignore_suspend(dapm, "SpkrRight SPKR");
		}
	} else {
		dev_err(codec->dev, "%s: wrong codec name %s\n", __func__,
				codec->component.name);
		return -EINVAL;
	}


	pdata = snd_soc_card_get_drvdata(component->card);
	if (pdata && pdata->codec_root)
		wsa881x_codec_info_create_codec_entry(pdata->codec_root,
						      codec);
	return 0;
}


static int msm_init_wsa_dev(struct platform_device *pdev,
			    struct snd_soc_card *card)
{
	struct device_node *wsa_of_node;
	u32 wsa_max_devs;
	u32 wsa_dev_cnt;
	char *dev_name_str = NULL;
	struct msm_wsa881x_dev_info *wsa881x_dev_info;
	const char *wsa_auxdev_name_prefix[1];
	int found = 0;
	int i;
	int ret;

	/* Get maximum WSA device count for this platform */
	ret = of_property_read_u32(pdev->dev.of_node,
					"qcom,wsa-max-devs", &wsa_max_devs);
	if (ret) {
		dev_dbg(&pdev->dev,
			"%s: wsa-max-devs property missing in DT %s, ret = %d\n",
			__func__, pdev->dev.of_node->full_name, ret);
		goto err_dt;
	}
	if (wsa_max_devs == 0) {
		dev_warn(&pdev->dev,
			"%s: Max WSA devices is 0 for this target?\n",
			__func__);
		goto err_dt;
				}

	/* Get count of WSA device phandles for this platform */
	wsa_dev_cnt = of_count_phandle_with_args(pdev->dev.of_node,
						"qcom,wsa-devs", NULL);
	if (wsa_dev_cnt == -ENOENT) {
		dev_warn(&pdev->dev, "%s: No wsa device defined in DT.\n",
			__func__);
		goto err_dt;
	} else if (wsa_dev_cnt <= 0) {
		dev_err(&pdev->dev,
			"%s: Error reading wsa device from DT. wsa_dev_cnt = %d\n",
			__func__, wsa_dev_cnt);
		ret = -EINVAL;
		goto err_dt;
	}

	/*
	 * Expect total phandles count to be NOT less than maximum possible
	 * WSA count. However, if it is less, then assign same value to
	 * max count as well.
	 */
	if (wsa_dev_cnt < wsa_max_devs) {
		dev_dbg(&pdev->dev,
			"%s: wsa_max_devs = %d cannot exceed wsa_dev_cnt = %d\n",
			__func__, wsa_max_devs, wsa_dev_cnt);
		wsa_max_devs = wsa_dev_cnt;
	}

	/* Make sure prefix string passed for each WSA device */
	ret = of_property_count_strings(pdev->dev.of_node,
			"qcom,wsa-aux-dev-prefix");
	if (ret != wsa_dev_cnt) {
		dev_err(&pdev->dev,
			"%s: expecting %d wsa prefix. Defined only %d in DT\n",
			__func__, wsa_dev_cnt, ret);
		ret = -EINVAL;
		goto err_dt;
	}

	/*
	 * Alloc mem to store phandle and index info of WSA device, if already
	 * registered with ALSA core
	 */
	wsa881x_dev_info = devm_kcalloc(&pdev->dev, wsa_max_devs,
					sizeof(struct msm_wsa881x_dev_info),
					GFP_KERNEL);
	if (!wsa881x_dev_info) {
		ret = -ENOMEM;
		goto err_mem;
	}

	/*
	 * search and check whether all WSA devices are already
	 * registered with ALSA core or not. If found a node, store
	 * the node and the index in a local array of struct for later
	 * use.
	 */
	for (i = 0; i < wsa_dev_cnt; i++) {
		wsa_of_node = of_parse_phandle(pdev->dev.of_node,
					       "qcom,wsa-devs", i);
		if (unlikely(!wsa_of_node)) {
			/* we should not be here */
			dev_err(&pdev->dev,
				"%s: wsa dev node is not present\n",
				__func__);
			ret = -EINVAL;
			goto err_dev_node;
		}
		if (soc_find_component(wsa_of_node, NULL)) {
			/* WSA device registered with ALSA core */
			wsa881x_dev_info[found].of_node = wsa_of_node;
			wsa881x_dev_info[found].index = i;
			found++;
			if (found == wsa_max_devs)
				break;
		}
	}

	if (found < wsa_max_devs) {
		dev_dbg(&pdev->dev,
			"%s: failed to find %d components. Found only %d\n",
			__func__, wsa_max_devs, found);
		return -EPROBE_DEFER;
	}
	dev_info(&pdev->dev,
		"%s: found %d wsa881x devices registered with ALSA core\n",
		__func__, found);

	card->num_aux_devs = wsa_max_devs;
	card->num_configs = wsa_max_devs;

	/* Alloc array of AUX devs struct */
	msm_aux_dev = devm_kcalloc(&pdev->dev, card->num_aux_devs,
				   sizeof(struct snd_soc_aux_dev),
				   GFP_KERNEL);
	if (!msm_aux_dev) {
		ret = -ENOMEM;
		goto err_auxdev_mem;
	}

	/* Alloc array of codec conf struct */
	msm_codec_conf = devm_kcalloc(&pdev->dev, card->num_aux_devs,
				      sizeof(struct snd_soc_codec_conf),
				      GFP_KERNEL);
	if (!msm_codec_conf) {
		ret = -ENOMEM;
		goto err_codec_conf;
	}

	for (i = 0; i < card->num_aux_devs; i++) {
		dev_name_str = devm_kzalloc(&pdev->dev, DEV_NAME_STR_LEN,
					    GFP_KERNEL);
		if (!dev_name_str) {
			ret = -ENOMEM;
			goto err_dev_str;
		}

		ret = of_property_read_string_index(pdev->dev.of_node,
						    "qcom,wsa-aux-dev-prefix",
						    wsa881x_dev_info[i].index,
						    wsa_auxdev_name_prefix);
		if (ret) {
			dev_err(&pdev->dev,
				"%s: failed to read wsa aux dev prefix, ret = %d\n",
				__func__, ret);
			ret = -EINVAL;
			goto err_dt_prop;
		}

		snprintf(dev_name_str, strlen("wsa881x.%d"), "wsa881x.%d", i);
		msm_aux_dev[i].name = dev_name_str;
		msm_aux_dev[i].codec_name = NULL;
		msm_aux_dev[i].codec_of_node =
			wsa881x_dev_info[i].of_node;
		msm_aux_dev[i].init = msm_wsa881x_init;
		msm_codec_conf[i].dev_name = NULL;
		msm_codec_conf[i].name_prefix = wsa_auxdev_name_prefix[0];
		msm_codec_conf[i].of_node = wsa881x_dev_info[i].of_node;
	}
	card->codec_conf = msm_codec_conf;
	card->aux_dev = msm_aux_dev;

	return 0;

err_dt_prop:
	devm_kfree(&pdev->dev, dev_name_str);
err_dev_str:
	devm_kfree(&pdev->dev, msm_codec_conf);
err_codec_conf:
	devm_kfree(&pdev->dev, msm_aux_dev);
err_auxdev_mem:
err_dev_node:
	devm_kfree(&pdev->dev, wsa881x_dev_info);
err_mem:
err_dt:
	return ret;
}

static void msm_free_auxdev_mem(struct platform_device *pdev)
{
	struct snd_soc_card *card = platform_get_drvdata(pdev);
	int i;

	if (card->num_aux_devs > 0) {
		for (i = 0; i < card->num_aux_devs; i++) {
			kfree(msm_aux_dev[i].codec_name);
			kfree(msm_codec_conf[i].dev_name);
			kfree(msm_codec_conf[i].name_prefix);
		}
	}
}

static void i2s_auxpcm_init(struct platform_device *pdev)
{
	struct resource *muxsel;
	int count;
	u32 mi2s_master_slave[MI2S_MAX];
	int ret;
	char *str[PCM_I2S_SEL_MAX] = {
		"lpaif_pri_mode_muxsel",
		"lpaif_sec_mode_muxsel",
		"lpaif_tert_mode_muxsel",
		"lpaif_quat_mode_muxsel"
	};

	for (count = 0; count < MI2S_MAX; count++) {
		mutex_init(&mi2s_intf_conf[count].lock);
		mi2s_intf_conf[count].ref_cnt = 0;
	}

	for (count = 0; count < AUX_PCM_MAX; count++) {
		mutex_init(&auxpcm_intf_conf[count].lock);
		auxpcm_intf_conf[count].ref_cnt = 0;
	}

	for (count = 0; count < PCM_I2S_SEL_MAX; count++) {
		mutex_init(&mi2s_auxpcm_conf[count].lock);
		mi2s_auxpcm_conf[count].pcm_i2s_sel_vt_addr = NULL;
	}

	for (count = 0; count < PCM_I2S_SEL_MAX; count++) {
		muxsel = platform_get_resource_byname(pdev, IORESOURCE_MEM,
						      str[count]);
		if (muxsel) {
			mi2s_auxpcm_conf[count].pcm_i2s_sel_vt_addr
				= ioremap(muxsel->start, resource_size(muxsel));
		}
	}

	ret = of_property_read_u32_array(pdev->dev.of_node,
			"qcom,msm-mi2s-master",
			mi2s_master_slave, MI2S_MAX);
	if (ret) {
		dev_dbg(&pdev->dev, "%s: no qcom,msm-mi2s-master in DT node\n",
			__func__);
	} else {
		for (count = 0; count < MI2S_MAX; count++) {
			mi2s_intf_conf[count].msm_is_mi2s_master =
				mi2s_master_slave[count];
		}
	}
}

static void i2s_auxpcm_deinit(void)
{
	int count;

	for (count = 0; count < PCM_I2S_SEL_MAX; count++)
		if (mi2s_auxpcm_conf[count].pcm_i2s_sel_vt_addr !=
			NULL)
			iounmap(
			mi2s_auxpcm_conf[count].pcm_i2s_sel_vt_addr);
}

static const struct of_device_id msmfalcon_asoc_machine_of_match[]  = {
	{ .compatible = "qcom,msmfalcon-asoc-snd",
	  .data = "internal_codec"},
	{ .compatible = "qcom,msmfalcon-asoc-snd-tasha",
	  .data = "tasha_codec"},
	{ .compatible = "qcom,msmfalcon-asoc-snd-tavil",
	  .data = "tavil_codec"},
	{},
};

static int msm_asoc_machine_probe(struct platform_device *pdev)
{
	struct snd_soc_card *card = NULL;
	struct msm_asoc_mach_data *pdata = NULL;
	const char *mclk = "qcom,msm-mclk-freq";
	int ret = -EINVAL, id;
	const struct of_device_id *match;

	pdata = devm_kzalloc(&pdev->dev,
			     sizeof(struct msm_asoc_mach_data),
			     GFP_KERNEL);
	if (!pdata)
		return -ENOMEM;

	match = of_match_node(msmfalcon_asoc_machine_of_match,
			      pdev->dev.of_node);
	if (!match)
		goto err;

	ret = of_property_read_u32(pdev->dev.of_node, mclk, &id);
	if (ret) {
		dev_err(&pdev->dev,
			"%s: missing %s in dt node\n", __func__, mclk);
		id = DEFAULT_MCLK_RATE;
	}
	pdata->mclk_freq = id;

	if (!strcmp(match->data, "tasha_codec") ||
	    !strcmp(match->data, "tavil_codec")) {
		if (!strcmp(match->data, "tasha_codec"))
			pdata->snd_card_val = EXT_SND_CARD_TASHA;
		else
			pdata->snd_card_val = EXT_SND_CARD_TAVIL;
		ret = msm_ext_cdc_init(pdev, pdata, &card, &mbhc_cfg);
		if (ret)
			goto err;
	} else if (!strcmp(match->data, "internal_codec")) {
		pdata->snd_card_val = INT_SND_CARD;
		ret = msm_int_cdc_init(pdev, pdata, &card, &mbhc_cfg);
		if (ret)
			goto err;
	} else {
		dev_err(&pdev->dev,
			"%s: Not a matching DT sound node\n", __func__);
		goto err;
	}
	if (!card)
		goto err;

	if (pdata->snd_card_val == INT_SND_CARD) {
		/*reading the gpio configurations from dtsi file*/
		pdata->pdm_gpio_p = of_parse_phandle(pdev->dev.of_node,
					"qcom,cdc-pdm-gpios", 0);
		pdata->comp_gpio_p = of_parse_phandle(pdev->dev.of_node,
					"qcom,cdc-comp-gpios", 0);
		pdata->sdw_gpio_p = of_parse_phandle(pdev->dev.of_node,
					"qcom,cdc-sdw-gpios", 0);
		pdata->dmic_gpio_p = of_parse_phandle(pdev->dev.of_node,
					"qcom,cdc-dmic-gpios", 0);
		pdata->ext_spk_gpio_p = of_parse_phandle(pdev->dev.of_node,
					"qcom,cdc-ext-spk-gpios", 0);
	}

	/*
	 * Parse US-Euro gpio info from DT. Report no error if us-euro
	 * entry is not found in DT file as some targets do not support
	 * US-Euro detection
	 */
	pdata->us_euro_gpio = of_get_named_gpio(pdev->dev.of_node,
				"qcom,us-euro-gpios", 0);
	if (!gpio_is_valid(pdata->us_euro_gpio))
		pdata->us_euro_gpio_p = of_parse_phandle(pdev->dev.of_node,
					"qcom,us-euro-gpios", 0);
	if (!gpio_is_valid(pdata->us_euro_gpio) && (!pdata->us_euro_gpio_p)) {
		dev_dbg(&pdev->dev, "property %s not detected in node %s",
			"qcom,us-euro-gpios", pdev->dev.of_node->full_name);
	} else {
		dev_dbg(&pdev->dev, "%s detected",
			"qcom,us-euro-gpios");
		mbhc_cfg.swap_gnd_mic = msm_swap_gnd_mic;
	}

	ret = msm_prepare_us_euro(card);
	if (ret)
		dev_dbg(&pdev->dev, "msm_prepare_us_euro failed (%d)\n",
			ret);

	i2s_auxpcm_init(pdev);

	ret = snd_soc_of_parse_audio_routing(card, "qcom,audio-routing");
	if (ret)
		goto err;

	ret = msm_populate_dai_link_component_of_node(pdata, card);
	if (ret) {
		ret = -EPROBE_DEFER;
		goto err;
	}
	ret = msm_init_wsa_dev(pdev, card);
	if (ret)
		goto err;


	ret = devm_snd_soc_register_card(&pdev->dev, card);
	if (ret) {
		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
			ret);
		goto err;
	}
	return 0;
err:
	if (pdata->us_euro_gpio > 0) {
		dev_dbg(&pdev->dev, "%s free us_euro gpio %d\n",
			__func__, pdata->us_euro_gpio);
		pdata->us_euro_gpio = 0;
	}
	if (pdata->hph_en1_gpio > 0) {
		dev_dbg(&pdev->dev, "%s free hph_en1_gpio %d\n",
			__func__, pdata->hph_en1_gpio);
		gpio_free(pdata->hph_en1_gpio);
		pdata->hph_en1_gpio = 0;
	}
	if (pdata->hph_en0_gpio > 0) {
		dev_dbg(&pdev->dev, "%s free hph_en0_gpio %d\n",
			__func__, pdata->hph_en0_gpio);
		gpio_free(pdata->hph_en0_gpio);
		pdata->hph_en0_gpio = 0;
	}
	devm_kfree(&pdev->dev, pdata);
	return ret;
}

static int msm_asoc_machine_remove(struct platform_device *pdev)
{
	struct snd_soc_card *card = platform_get_drvdata(pdev);
	struct msm_asoc_mach_data *pdata = snd_soc_card_get_drvdata(card);

	if (pdata->snd_card_val == INT_SND_CARD)
		mutex_destroy(&pdata->cdc_int_mclk0_mutex);
	msm_free_auxdev_mem(pdev);

	gpio_free(pdata->us_euro_gpio);
	gpio_free(pdata->hph_en1_gpio);
	gpio_free(pdata->hph_en0_gpio);
	i2s_auxpcm_deinit();
	snd_soc_unregister_card(card);
	return 0;
}

static struct platform_driver msmfalcon_asoc_machine_driver = {
	.driver = {
		.name = DRV_NAME,
		.owner = THIS_MODULE,
		.pm = &snd_soc_pm_ops,
		.of_match_table = msmfalcon_asoc_machine_of_match,
	},
	.probe = msm_asoc_machine_probe,
	.remove = msm_asoc_machine_remove,
};
module_platform_driver(msmfalcon_asoc_machine_driver);

MODULE_DESCRIPTION("ALSA SoC msm");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:" DRV_NAME);
MODULE_DEVICE_TABLE(of, msmfalcon_asoc_machine_of_match);