root/sound/soc/codecs/wcd938x.c
// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.

#include <linux/module.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
#include <linux/pm_runtime.h>
#include <linux/component.h>
#include <sound/tlv.h>
#include <linux/of.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <linux/mux/consumer.h>
#include <linux/regulator/consumer.h>

#include "wcd-clsh-v2.h"
#include "wcd-common.h"
#include "wcd-mbhc-v2.h"
#include "wcd938x.h"

#define CHIPID_WCD9380                  0x0
#define CHIPID_WCD9385                  0x5

#define WCD938X_MAX_MICBIAS             (4)
#define WCD938X_MBHC_MAX_BUTTONS        (8)
#define TX_ADC_MAX                      (4)

#define WCD938X_RATES_MASK (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\
                            SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |\
                            SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000)
/* Fractional Rates */
#define WCD938X_FRAC_RATES_MASK (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_88200 |\
                                 SNDRV_PCM_RATE_176400)
#define WCD938X_FORMATS_S16_S24_LE (SNDRV_PCM_FMTBIT_S16_LE | \
                                    SNDRV_PCM_FMTBIT_S24_LE)
#define SWR_CLK_RATE_0P6MHZ             (600000)
#define SWR_CLK_RATE_1P2MHZ             (1200000)
#define SWR_CLK_RATE_2P4MHZ             (2400000)
#define SWR_CLK_RATE_4P8MHZ             (4800000)
#define SWR_CLK_RATE_9P6MHZ             (9600000)
#define SWR_CLK_RATE_11P2896MHZ         (1128960)

#define EAR_RX_PATH_AUX                 (1)

#define ADC_MODE_VAL_HIFI               0x01
#define ADC_MODE_VAL_LO_HIF             0x02
#define ADC_MODE_VAL_NORMAL             0x03
#define ADC_MODE_VAL_LP                 0x05
#define ADC_MODE_VAL_ULP1               0x09
#define ADC_MODE_VAL_ULP2               0x0B

/* Z value defined in milliohm */
#define WCD938X_ZDET_VAL_32             (32000)
#define WCD938X_ZDET_VAL_400            (400000)
#define WCD938X_ZDET_VAL_1200           (1200000)
#define WCD938X_ZDET_VAL_100K           (100000000)
/* Z floating defined in ohms */
#define WCD938X_ZDET_FLOATING_IMPEDANCE (0x0FFFFFFE)
#define WCD938X_ZDET_NUM_MEASUREMENTS   (900)
#define WCD938X_MBHC_GET_C1(c)          ((c & 0xC000) >> 14)
#define WCD938X_MBHC_GET_X1(x)          (x & 0x3FFF)
/* Z value compared in milliOhm */
#define WCD938X_MBHC_IS_SECOND_RAMP_REQUIRED(z) ((z > 400000) || (z < 32000))
#define WCD938X_MBHC_ZDET_CONST         (86 * 16384)
#define WCD_MBHC_HS_V_MAX           1600

#define WCD938X_EAR_PA_GAIN_TLV(xname, reg, shift, max, invert, tlv_array) \
        SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, snd_soc_get_volsw, \
                           wcd938x_ear_pa_put_gain, tlv_array)

enum {
        /* INTR_CTRL_INT_MASK_0 */
        WCD938X_IRQ_MBHC_BUTTON_PRESS_DET = 0,
        WCD938X_IRQ_MBHC_BUTTON_RELEASE_DET,
        WCD938X_IRQ_MBHC_ELECT_INS_REM_DET,
        WCD938X_IRQ_MBHC_ELECT_INS_REM_LEG_DET,
        WCD938X_IRQ_MBHC_SW_DET,
        WCD938X_IRQ_HPHR_OCP_INT,
        WCD938X_IRQ_HPHR_CNP_INT,
        WCD938X_IRQ_HPHL_OCP_INT,

        /* INTR_CTRL_INT_MASK_1 */
        WCD938X_IRQ_HPHL_CNP_INT,
        WCD938X_IRQ_EAR_CNP_INT,
        WCD938X_IRQ_EAR_SCD_INT,
        WCD938X_IRQ_AUX_CNP_INT,
        WCD938X_IRQ_AUX_SCD_INT,
        WCD938X_IRQ_HPHL_PDM_WD_INT,
        WCD938X_IRQ_HPHR_PDM_WD_INT,
        WCD938X_IRQ_AUX_PDM_WD_INT,

        /* INTR_CTRL_INT_MASK_2 */
        WCD938X_IRQ_LDORT_SCD_INT,
        WCD938X_IRQ_MBHC_MOISTURE_INT,
        WCD938X_IRQ_HPHL_SURGE_DET_INT,
        WCD938X_IRQ_HPHR_SURGE_DET_INT,
        WCD938X_NUM_IRQS,
};

enum {
        WCD_ADC1 = 0,
        WCD_ADC2,
        WCD_ADC3,
        WCD_ADC4,
        ALLOW_BUCK_DISABLE,
        HPH_COMP_DELAY,
        HPH_PA_DELAY,
        AMIC2_BCS_ENABLE,
        WCD_SUPPLIES_LPM_MODE,
};

enum {
        ADC_MODE_INVALID = 0,
        ADC_MODE_HIFI,
        ADC_MODE_LO_HIF,
        ADC_MODE_NORMAL,
        ADC_MODE_LP,
        ADC_MODE_ULP1,
        ADC_MODE_ULP2,
};

enum {
        AIF1_PB = 0,
        AIF1_CAP,
        NUM_CODEC_DAIS,
};

static u8 tx_mode_bit[] = {
        [ADC_MODE_INVALID] = 0x00,
        [ADC_MODE_HIFI] = 0x01,
        [ADC_MODE_LO_HIF] = 0x02,
        [ADC_MODE_NORMAL] = 0x04,
        [ADC_MODE_LP] = 0x08,
        [ADC_MODE_ULP1] = 0x10,
        [ADC_MODE_ULP2] = 0x20,
};

struct wcd938x_priv {
        struct sdw_slave *tx_sdw_dev;
        struct wcd938x_sdw_priv *sdw_priv[NUM_CODEC_DAIS];
        struct device *txdev;
        struct device *rxdev;
        struct device_node *rxnode, *txnode;
        struct regmap *regmap;
        struct mutex micb_lock;
        /* mbhc module */
        struct wcd_mbhc *wcd_mbhc;
        struct wcd_mbhc_config mbhc_cfg;
        struct wcd_mbhc_intr intr_ids;
        struct wcd_clsh_ctrl *clsh_info;
        struct wcd_common common;
        struct irq_domain *virq;
        struct regmap_irq_chip_data *irq_chip;
        struct snd_soc_jack *jack;
        unsigned long status_mask;
        s32 micb_ref[WCD938X_MAX_MICBIAS];
        s32 pullup_ref[WCD938X_MAX_MICBIAS];
        u32 hph_mode;
        u32 tx_mode[TX_ADC_MAX];
        int flyback_cur_det_disable;
        int ear_rx_path;
        struct gpio_desc *reset_gpio;
        struct gpio_desc *us_euro_gpio;
        struct mux_control *us_euro_mux;
        unsigned int mux_state;
        int hphr_pdm_wd_int;
        int hphl_pdm_wd_int;
        int aux_pdm_wd_int;
        bool comp1_enable;
        bool comp2_enable;
        bool ldoh;
        bool mux_setup_done;
};

static const char * const wcd938x_supplies[] = {
        "vdd-rxtx", "vdd-io", "vdd-buck", "vdd-mic-bias",
};

static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(ear_pa_gain, 600, -1800);
static const DECLARE_TLV_DB_SCALE(line_gain, -3000, 150, 0);
static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(analog_gain, 0, 3000);

struct wcd938x_mbhc_zdet_param {
        u16 ldo_ctl;
        u16 noff;
        u16 nshift;
        u16 btn5;
        u16 btn6;
        u16 btn7;
};

static const struct wcd_mbhc_field wcd_mbhc_fields[WCD_MBHC_REG_FUNC_MAX] = {
        WCD_MBHC_FIELD(WCD_MBHC_L_DET_EN, WCD938X_ANA_MBHC_MECH, 0x80),
        WCD_MBHC_FIELD(WCD_MBHC_GND_DET_EN, WCD938X_ANA_MBHC_MECH, 0x40),
        WCD_MBHC_FIELD(WCD_MBHC_MECH_DETECTION_TYPE, WCD938X_ANA_MBHC_MECH, 0x20),
        WCD_MBHC_FIELD(WCD_MBHC_MIC_CLAMP_CTL, WCD938X_MBHC_NEW_PLUG_DETECT_CTL, 0x30),
        WCD_MBHC_FIELD(WCD_MBHC_ELECT_DETECTION_TYPE, WCD938X_ANA_MBHC_ELECT, 0x08),
        WCD_MBHC_FIELD(WCD_MBHC_HS_L_DET_PULL_UP_CTRL, WCD938X_MBHC_NEW_INT_MECH_DET_CURRENT, 0x1F),
        WCD_MBHC_FIELD(WCD_MBHC_HS_L_DET_PULL_UP_COMP_CTRL, WCD938X_ANA_MBHC_MECH, 0x04),
        WCD_MBHC_FIELD(WCD_MBHC_HPHL_PLUG_TYPE, WCD938X_ANA_MBHC_MECH, 0x10),
        WCD_MBHC_FIELD(WCD_MBHC_GND_PLUG_TYPE, WCD938X_ANA_MBHC_MECH, 0x08),
        WCD_MBHC_FIELD(WCD_MBHC_SW_HPH_LP_100K_TO_GND, WCD938X_ANA_MBHC_MECH, 0x01),
        WCD_MBHC_FIELD(WCD_MBHC_ELECT_SCHMT_ISRC, WCD938X_ANA_MBHC_ELECT, 0x06),
        WCD_MBHC_FIELD(WCD_MBHC_FSM_EN, WCD938X_ANA_MBHC_ELECT, 0x80),
        WCD_MBHC_FIELD(WCD_MBHC_INSREM_DBNC, WCD938X_MBHC_NEW_PLUG_DETECT_CTL, 0x0F),
        WCD_MBHC_FIELD(WCD_MBHC_BTN_DBNC, WCD938X_MBHC_NEW_CTL_1, 0x03),
        WCD_MBHC_FIELD(WCD_MBHC_HS_VREF, WCD938X_MBHC_NEW_CTL_2, 0x03),
        WCD_MBHC_FIELD(WCD_MBHC_HS_COMP_RESULT, WCD938X_ANA_MBHC_RESULT_3, 0x08),
        WCD_MBHC_FIELD(WCD_MBHC_IN2P_CLAMP_STATE, WCD938X_ANA_MBHC_RESULT_3, 0x10),
        WCD_MBHC_FIELD(WCD_MBHC_MIC_SCHMT_RESULT, WCD938X_ANA_MBHC_RESULT_3, 0x20),
        WCD_MBHC_FIELD(WCD_MBHC_HPHL_SCHMT_RESULT, WCD938X_ANA_MBHC_RESULT_3, 0x80),
        WCD_MBHC_FIELD(WCD_MBHC_HPHR_SCHMT_RESULT, WCD938X_ANA_MBHC_RESULT_3, 0x40),
        WCD_MBHC_FIELD(WCD_MBHC_OCP_FSM_EN, WCD938X_HPH_OCP_CTL, 0x10),
        WCD_MBHC_FIELD(WCD_MBHC_BTN_RESULT, WCD938X_ANA_MBHC_RESULT_3, 0x07),
        WCD_MBHC_FIELD(WCD_MBHC_BTN_ISRC_CTL, WCD938X_ANA_MBHC_ELECT, 0x70),
        WCD_MBHC_FIELD(WCD_MBHC_ELECT_RESULT, WCD938X_ANA_MBHC_RESULT_3, 0xFF),
        WCD_MBHC_FIELD(WCD_MBHC_MICB_CTRL, WCD938X_ANA_MICB2, 0xC0),
        WCD_MBHC_FIELD(WCD_MBHC_HPH_CNP_WG_TIME, WCD938X_HPH_CNP_WG_TIME, 0xFF),
        WCD_MBHC_FIELD(WCD_MBHC_HPHR_PA_EN, WCD938X_ANA_HPH, 0x40),
        WCD_MBHC_FIELD(WCD_MBHC_HPHL_PA_EN, WCD938X_ANA_HPH, 0x80),
        WCD_MBHC_FIELD(WCD_MBHC_HPH_PA_EN, WCD938X_ANA_HPH, 0xC0),
        WCD_MBHC_FIELD(WCD_MBHC_SWCH_LEVEL_REMOVE, WCD938X_ANA_MBHC_RESULT_3, 0x10),
        WCD_MBHC_FIELD(WCD_MBHC_ANC_DET_EN, WCD938X_MBHC_CTL_BCS, 0x02),
        WCD_MBHC_FIELD(WCD_MBHC_FSM_STATUS, WCD938X_MBHC_NEW_FSM_STATUS, 0x01),
        WCD_MBHC_FIELD(WCD_MBHC_MUX_CTL, WCD938X_MBHC_NEW_CTL_2, 0x70),
        WCD_MBHC_FIELD(WCD_MBHC_MOISTURE_STATUS, WCD938X_MBHC_NEW_FSM_STATUS, 0x20),
        WCD_MBHC_FIELD(WCD_MBHC_HPHR_GND, WCD938X_HPH_PA_CTL2, 0x40),
        WCD_MBHC_FIELD(WCD_MBHC_HPHL_GND, WCD938X_HPH_PA_CTL2, 0x10),
        WCD_MBHC_FIELD(WCD_MBHC_HPHL_OCP_DET_EN, WCD938X_HPH_L_TEST, 0x01),
        WCD_MBHC_FIELD(WCD_MBHC_HPHR_OCP_DET_EN, WCD938X_HPH_R_TEST, 0x01),
        WCD_MBHC_FIELD(WCD_MBHC_HPHL_OCP_STATUS, WCD938X_DIGITAL_INTR_STATUS_0, 0x80),
        WCD_MBHC_FIELD(WCD_MBHC_HPHR_OCP_STATUS, WCD938X_DIGITAL_INTR_STATUS_0, 0x20),
        WCD_MBHC_FIELD(WCD_MBHC_ADC_EN, WCD938X_MBHC_NEW_CTL_1, 0x08),
        WCD_MBHC_FIELD(WCD_MBHC_ADC_COMPLETE, WCD938X_MBHC_NEW_FSM_STATUS, 0x40),
        WCD_MBHC_FIELD(WCD_MBHC_ADC_TIMEOUT, WCD938X_MBHC_NEW_FSM_STATUS, 0x80),
        WCD_MBHC_FIELD(WCD_MBHC_ADC_RESULT, WCD938X_MBHC_NEW_ADC_RESULT, 0xFF),
        WCD_MBHC_FIELD(WCD_MBHC_MICB2_VOUT, WCD938X_ANA_MICB2, 0x3F),
        WCD_MBHC_FIELD(WCD_MBHC_ADC_MODE, WCD938X_MBHC_NEW_CTL_1, 0x10),
        WCD_MBHC_FIELD(WCD_MBHC_DETECTION_DONE, WCD938X_MBHC_NEW_CTL_1, 0x04),
        WCD_MBHC_FIELD(WCD_MBHC_ELECT_ISRC_EN, WCD938X_ANA_MBHC_ZDET, 0x02),
};

static const struct regmap_irq wcd938x_irqs[WCD938X_NUM_IRQS] = {
        REGMAP_IRQ_REG(WCD938X_IRQ_MBHC_BUTTON_PRESS_DET, 0, 0x01),
        REGMAP_IRQ_REG(WCD938X_IRQ_MBHC_BUTTON_RELEASE_DET, 0, 0x02),
        REGMAP_IRQ_REG(WCD938X_IRQ_MBHC_ELECT_INS_REM_DET, 0, 0x04),
        REGMAP_IRQ_REG(WCD938X_IRQ_MBHC_ELECT_INS_REM_LEG_DET, 0, 0x08),
        REGMAP_IRQ_REG(WCD938X_IRQ_MBHC_SW_DET, 0, 0x10),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHR_OCP_INT, 0, 0x20),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHR_CNP_INT, 0, 0x40),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHL_OCP_INT, 0, 0x80),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHL_CNP_INT, 1, 0x01),
        REGMAP_IRQ_REG(WCD938X_IRQ_EAR_CNP_INT, 1, 0x02),
        REGMAP_IRQ_REG(WCD938X_IRQ_EAR_SCD_INT, 1, 0x04),
        REGMAP_IRQ_REG(WCD938X_IRQ_AUX_CNP_INT, 1, 0x08),
        REGMAP_IRQ_REG(WCD938X_IRQ_AUX_SCD_INT, 1, 0x10),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHL_PDM_WD_INT, 1, 0x20),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHR_PDM_WD_INT, 1, 0x40),
        REGMAP_IRQ_REG(WCD938X_IRQ_AUX_PDM_WD_INT, 1, 0x80),
        REGMAP_IRQ_REG(WCD938X_IRQ_LDORT_SCD_INT, 2, 0x01),
        REGMAP_IRQ_REG(WCD938X_IRQ_MBHC_MOISTURE_INT, 2, 0x02),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHL_SURGE_DET_INT, 2, 0x04),
        REGMAP_IRQ_REG(WCD938X_IRQ_HPHR_SURGE_DET_INT, 2, 0x08),
};

static const struct regmap_irq_chip wcd938x_regmap_irq_chip = {
        .name = "wcd938x",
        .irqs = wcd938x_irqs,
        .num_irqs = ARRAY_SIZE(wcd938x_irqs),
        .num_regs = 3,
        .status_base = WCD938X_DIGITAL_INTR_STATUS_0,
        .mask_base = WCD938X_DIGITAL_INTR_MASK_0,
        .ack_base = WCD938X_DIGITAL_INTR_CLEAR_0,
        .use_ack = 1,
        .runtime_pm = true,
        .irq_drv_data = NULL,
};

static int wcd938x_get_clk_rate(int mode)
{
        int rate;

        switch (mode) {
        case ADC_MODE_ULP2:
                rate = SWR_CLK_RATE_0P6MHZ;
                break;
        case ADC_MODE_ULP1:
                rate = SWR_CLK_RATE_1P2MHZ;
                break;
        case ADC_MODE_LP:
                rate = SWR_CLK_RATE_4P8MHZ;
                break;
        case ADC_MODE_NORMAL:
        case ADC_MODE_LO_HIF:
        case ADC_MODE_HIFI:
        case ADC_MODE_INVALID:
        default:
                rate = SWR_CLK_RATE_9P6MHZ;
                break;
        }

        return rate;
}

static int wcd938x_set_swr_clk_rate(struct snd_soc_component *component, int rate, int bank)
{
        u8 mask = (bank ? 0xF0 : 0x0F);
        u8 val = 0;

        switch (rate) {
        case SWR_CLK_RATE_0P6MHZ:
                val = (bank ? 0x60 : 0x06);
                break;
        case SWR_CLK_RATE_1P2MHZ:
                val = (bank ? 0x50 : 0x05);
                break;
        case SWR_CLK_RATE_2P4MHZ:
                val = (bank ? 0x30 : 0x03);
                break;
        case SWR_CLK_RATE_4P8MHZ:
                val = (bank ? 0x10 : 0x01);
                break;
        case SWR_CLK_RATE_9P6MHZ:
        default:
                val = 0x00;
                break;
        }
        snd_soc_component_update_bits(component, WCD938X_DIGITAL_SWR_TX_CLK_RATE,
                                      mask, val);

        return 0;
}

static int wcd938x_io_init(struct wcd938x_priv *wcd938x)
{
        struct regmap *rm = wcd938x->regmap;

        regmap_update_bits(rm, WCD938X_SLEEP_CTL, 0x0E, 0x0E);
        regmap_update_bits(rm, WCD938X_SLEEP_CTL, 0x80, 0x80);
        /* 1 msec delay as per HW requirement */
        usleep_range(1000, 1010);
        regmap_update_bits(rm, WCD938X_SLEEP_CTL, 0x40, 0x40);
        /* 1 msec delay as per HW requirement */
        usleep_range(1000, 1010);
        regmap_update_bits(rm, WCD938X_LDORXTX_CONFIG, 0x10, 0x00);
        regmap_update_bits(rm, WCD938X_BIAS_VBG_FINE_ADJ,
                                                                0xF0, 0x80);
        regmap_update_bits(rm, WCD938X_ANA_BIAS, 0x80, 0x80);
        regmap_update_bits(rm, WCD938X_ANA_BIAS, 0x40, 0x40);
        /* 10 msec delay as per HW requirement */
        usleep_range(10000, 10010);

        regmap_update_bits(rm, WCD938X_ANA_BIAS, 0x40, 0x00);
        regmap_update_bits(rm, WCD938X_HPH_NEW_INT_RDAC_GAIN_CTL,
                                      0xF0, 0x00);
        regmap_update_bits(rm, WCD938X_HPH_NEW_INT_RDAC_HD2_CTL_L_NEW,
                                      0x1F, 0x15);
        regmap_update_bits(rm, WCD938X_HPH_NEW_INT_RDAC_HD2_CTL_R_NEW,
                                      0x1F, 0x15);
        regmap_update_bits(rm, WCD938X_HPH_REFBUFF_UHQA_CTL,
                                      0xC0, 0x80);
        regmap_update_bits(rm, WCD938X_DIGITAL_CDC_DMIC_CTL,
                                      0x02, 0x02);

        regmap_update_bits(rm, WCD938X_TX_COM_NEW_INT_TXFE_ICTRL_STG2CASC_ULP,
                           0xFF, 0x14);
        regmap_update_bits(rm, WCD938X_TX_COM_NEW_INT_TXFE_ICTRL_STG2MAIN_ULP,
                           0x1F, 0x08);

        regmap_update_bits(rm, WCD938X_DIGITAL_TX_REQ_FB_CTL_0, 0xFF, 0x55);
        regmap_update_bits(rm, WCD938X_DIGITAL_TX_REQ_FB_CTL_1, 0xFF, 0x44);
        regmap_update_bits(rm, WCD938X_DIGITAL_TX_REQ_FB_CTL_2, 0xFF, 0x11);
        regmap_update_bits(rm, WCD938X_DIGITAL_TX_REQ_FB_CTL_3, 0xFF, 0x00);
        regmap_update_bits(rm, WCD938X_DIGITAL_TX_REQ_FB_CTL_4, 0xFF, 0x00);

        /* Set Noise Filter Resistor value */
        regmap_update_bits(rm, WCD938X_MICB1_TEST_CTL_1, 0xE0, 0xE0);
        regmap_update_bits(rm, WCD938X_MICB2_TEST_CTL_1, 0xE0, 0xE0);
        regmap_update_bits(rm, WCD938X_MICB3_TEST_CTL_1, 0xE0, 0xE0);
        regmap_update_bits(rm, WCD938X_MICB4_TEST_CTL_1, 0xE0, 0xE0);

        regmap_update_bits(rm, WCD938X_TX_3_4_TEST_BLK_EN2, 0x01, 0x00);
        regmap_update_bits(rm, WCD938X_HPH_SURGE_HPHLR_SURGE_EN, 0xC0, 0xC0);

        return 0;

}

static int wcd938x_sdw_connect_port(const struct wcd_sdw_ch_info *ch_info,
                                    struct sdw_port_config *port_config,
                                    u8 enable)
{
        u8 ch_mask, port_num;

        port_num = ch_info->port_num;
        ch_mask = ch_info->ch_mask;

        port_config->num = port_num;

        if (enable)
                port_config->ch_mask |= ch_mask;
        else
                port_config->ch_mask &= ~ch_mask;

        return 0;
}

static int wcd938x_connect_port(struct wcd938x_sdw_priv *wcd, u8 port_num, u8 ch_id, u8 enable)
{
        return wcd938x_sdw_connect_port(&wcd->ch_info[ch_id],
                                        &wcd->port_config[port_num - 1],
                                        enable);
}

static int wcd938x_codec_enable_rxclk(struct snd_soc_dapm_widget *w,
                                      struct snd_kcontrol *kcontrol,
                                      int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_RX_CLK_EN_MASK, 1);
                snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                WCD938X_RX_BIAS_EN_MASK, 1);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_RX0_CTL,
                                WCD938X_DEM_DITHER_ENABLE_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_RX1_CTL,
                                WCD938X_DEM_DITHER_ENABLE_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_RX2_CTL,
                                WCD938X_DEM_DITHER_ENABLE_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_RX_DIV2_CLK_EN_MASK, 1);
                snd_soc_component_write_field(component, WCD938X_AUX_AUXPA,
                                              WCD938X_AUXPA_CLK_EN_MASK, 1);
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                WCD938X_VNEG_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                WCD938X_VPOS_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                WCD938X_RX_BIAS_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_RX_DIV2_CLK_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_RX_CLK_EN_MASK, 0);
                break;
        }
        return 0;
}

static int wcd938x_codec_hphl_dac_event(struct snd_soc_dapm_widget *w,
                                        struct snd_kcontrol *kcontrol,
                                        int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD0_CLK_EN_MASK, 0x01);
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_HPH_GAIN_CTL,
                                WCD938X_HPHL_RX_EN_MASK, 1);
                snd_soc_component_write_field(component,
                                WCD938X_HPH_RDAC_CLK_CTL1,
                                WCD938X_CHOP_CLK_EN_MASK, 0);
                break;
        case SND_SOC_DAPM_POST_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_HPH_NEW_INT_RDAC_HD2_CTL_L,
                                WCD938X_HPH_RES_DIV_MASK, 0x02);
                if (wcd938x->comp1_enable) {
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_COMP_CTL_0,
                                WCD938X_HPHL_COMP_EN_MASK, 1);
                        /* 5msec compander delay as per HW requirement */
                        if (!wcd938x->comp2_enable || (snd_soc_component_read(component,
                                                         WCD938X_DIGITAL_CDC_COMP_CTL_0) & 0x01))
                                usleep_range(5000, 5010);
                        snd_soc_component_write_field(component, WCD938X_HPH_NEW_INT_HPH_TIMER1,
                                              WCD938X_AUTOCHOP_TIMER_EN, 0);
                } else {
                        snd_soc_component_write_field(component,
                                        WCD938X_DIGITAL_CDC_COMP_CTL_0,
                                        WCD938X_HPHL_COMP_EN_MASK, 0);
                        snd_soc_component_write_field(component,
                                        WCD938X_HPH_L_EN,
                                        WCD938X_GAIN_SRC_SEL_MASK,
                                        WCD938X_GAIN_SRC_SEL_REGISTER);

                }
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write_field(component,
                        WCD938X_HPH_NEW_INT_RDAC_HD2_CTL_R,
                        WCD938X_HPH_RES_DIV_MASK, 0x1);
                break;
        }

        return 0;
}

static int wcd938x_codec_hphr_dac_event(struct snd_soc_dapm_widget *w,
                                        struct snd_kcontrol *kcontrol,
                                        int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD1_CLK_EN_MASK, 1);
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_HPH_GAIN_CTL,
                                WCD938X_HPHR_RX_EN_MASK, 1);
                snd_soc_component_write_field(component,
                                WCD938X_HPH_RDAC_CLK_CTL1,
                                WCD938X_CHOP_CLK_EN_MASK, 0);
                break;
        case SND_SOC_DAPM_POST_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_HPH_NEW_INT_RDAC_HD2_CTL_R,
                                WCD938X_HPH_RES_DIV_MASK, 0x02);
                if (wcd938x->comp2_enable) {
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_COMP_CTL_0,
                                WCD938X_HPHR_COMP_EN_MASK, 1);
                        /* 5msec compander delay as per HW requirement */
                        if (!wcd938x->comp1_enable ||
                                (snd_soc_component_read(component,
                                        WCD938X_DIGITAL_CDC_COMP_CTL_0) & 0x02))
                                usleep_range(5000, 5010);
                        snd_soc_component_write_field(component, WCD938X_HPH_NEW_INT_HPH_TIMER1,
                                              WCD938X_AUTOCHOP_TIMER_EN, 0);
                } else {
                        snd_soc_component_write_field(component,
                                        WCD938X_DIGITAL_CDC_COMP_CTL_0,
                                        WCD938X_HPHR_COMP_EN_MASK, 0);
                        snd_soc_component_write_field(component,
                                        WCD938X_HPH_R_EN,
                                        WCD938X_GAIN_SRC_SEL_MASK,
                                        WCD938X_GAIN_SRC_SEL_REGISTER);
                }
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write_field(component,
                        WCD938X_HPH_NEW_INT_RDAC_HD2_CTL_R,
                        WCD938X_HPH_RES_DIV_MASK, 0x01);
                break;
        }

        return 0;
}

static int wcd938x_codec_ear_dac_event(struct snd_soc_dapm_widget *w,
                                       struct snd_kcontrol *kcontrol,
                                       int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                wcd938x->ear_rx_path =
                        snd_soc_component_read(
                                component, WCD938X_DIGITAL_CDC_EAR_PATH_CTL);
                if (wcd938x->ear_rx_path & EAR_RX_PATH_AUX) {
                        snd_soc_component_write_field(component,
                                WCD938X_EAR_EAR_DAC_CON,
                                WCD938X_DAC_SAMPLE_EDGE_SEL_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_AUX_GAIN_CTL,
                                WCD938X_AUX_EN_MASK, 1);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD2_CLK_EN_MASK, 1);
                        snd_soc_component_write_field(component,
                                WCD938X_ANA_EAR_COMPANDER_CTL,
                                WCD938X_GAIN_OVRD_REG_MASK, 1);
                } else {
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_HPH_GAIN_CTL,
                                WCD938X_HPHL_RX_EN_MASK, 1);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD0_CLK_EN_MASK, 1);
                        if (wcd938x->comp1_enable)
                                snd_soc_component_write_field(component,
                                        WCD938X_DIGITAL_CDC_COMP_CTL_0,
                                        WCD938X_HPHL_COMP_EN_MASK, 1);
                }
                /* 5 msec delay as per HW requirement */
                usleep_range(5000, 5010);
                if (wcd938x->flyback_cur_det_disable == 0)
                        snd_soc_component_write_field(component, WCD938X_FLYBACK_EN,
                                                      WCD938X_EN_CUR_DET_MASK, 0);
                wcd938x->flyback_cur_det_disable++;
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info,
                             WCD_CLSH_EVENT_PRE_DAC,
                             WCD_CLSH_STATE_EAR,
                             wcd938x->hph_mode);
                break;
        case SND_SOC_DAPM_POST_PMD:
                if (wcd938x->ear_rx_path & EAR_RX_PATH_AUX) {
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_AUX_GAIN_CTL,
                                WCD938X_AUX_EN_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD2_CLK_EN_MASK, 0);
                } else {
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_HPH_GAIN_CTL,
                                WCD938X_HPHL_RX_EN_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD0_CLK_EN_MASK, 0);
                        if (wcd938x->comp1_enable)
                                snd_soc_component_write_field(component,
                                        WCD938X_DIGITAL_CDC_COMP_CTL_0,
                                        WCD938X_HPHL_COMP_EN_MASK, 0);
                }
                snd_soc_component_write_field(component, WCD938X_ANA_EAR_COMPANDER_CTL,
                                              WCD938X_GAIN_OVRD_REG_MASK, 0);
                snd_soc_component_write_field(component,
                                WCD938X_EAR_EAR_DAC_CON,
                                WCD938X_DAC_SAMPLE_EDGE_SEL_MASK, 1);
                break;
        }
        return 0;

}

static int wcd938x_codec_aux_dac_event(struct snd_soc_dapm_widget *w,
                                       struct snd_kcontrol *kcontrol,
                                       int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_RX_DIV4_CLK_EN_MASK, 1);
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_RXD2_CLK_EN_MASK, 1);
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_AUX_GAIN_CTL,
                                WCD938X_AUX_EN_MASK, 1);
                if (wcd938x->flyback_cur_det_disable == 0)
                        snd_soc_component_write_field(component, WCD938X_FLYBACK_EN,
                                                      WCD938X_EN_CUR_DET_MASK, 0);
                wcd938x->flyback_cur_det_disable++;
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info,
                             WCD_CLSH_EVENT_PRE_DAC,
                             WCD_CLSH_STATE_AUX,
                             wcd938x->hph_mode);
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_RX_DIV4_CLK_EN_MASK, 0);
                break;
        }
        return 0;

}

static int wcd938x_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w,
                                        struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int hph_mode = wcd938x->hph_mode;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                if (wcd938x->ldoh)
                        snd_soc_component_write_field(component, WCD938X_LDOH_MODE,
                                                      WCD938X_LDOH_EN_MASK, 1);
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info, WCD_CLSH_EVENT_PRE_DAC,
                                        WCD_CLSH_STATE_HPHR, hph_mode);
                wcd_clsh_set_hph_mode(wcd938x->clsh_info, CLS_H_HIFI);

                if (hph_mode == CLS_H_LP || hph_mode == CLS_H_LOHIFI ||
                    hph_mode == CLS_H_ULP) {
                        snd_soc_component_write_field(component,
                                WCD938X_HPH_REFBUFF_LP_CTL,
                                WCD938X_PREREF_FLIT_BYPASS_MASK, 1);
                }
                snd_soc_component_write_field(component, WCD938X_ANA_HPH,
                                              WCD938X_HPHR_REF_EN_MASK, 1);
                wcd_clsh_set_hph_mode(wcd938x->clsh_info, hph_mode);
                /* 100 usec delay as per HW requirement */
                usleep_range(100, 110);
                set_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                snd_soc_component_write_field(component,
                                              WCD938X_DIGITAL_PDM_WD_CTL1,
                                              WCD938X_PDM_WD_EN_MASK, 0x3);
                break;
        case SND_SOC_DAPM_POST_PMU:
                /*
                 * 7ms sleep is required if compander is enabled as per
                 * HW requirement. If compander is disabled, then
                 * 20ms delay is required.
                 */
                if (test_bit(HPH_PA_DELAY, &wcd938x->status_mask)) {
                        if (!wcd938x->comp2_enable)
                                usleep_range(20000, 20100);
                        else
                                usleep_range(7000, 7100);

                        if (hph_mode == CLS_H_LP || hph_mode == CLS_H_LOHIFI ||
                            hph_mode == CLS_H_ULP)
                                snd_soc_component_write_field(component,
                                                WCD938X_HPH_REFBUFF_LP_CTL,
                                                WCD938X_PREREF_FLIT_BYPASS_MASK, 0);
                        clear_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                }
                snd_soc_component_write_field(component, WCD938X_HPH_NEW_INT_HPH_TIMER1,
                                              WCD938X_AUTOCHOP_TIMER_EN, 1);
                if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI ||
                        hph_mode == CLS_AB_LP || hph_mode == CLS_AB_LOHIFI)
                        snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                        WCD938X_REGULATOR_MODE_MASK,
                                        WCD938X_REGULATOR_MODE_CLASS_AB);
                enable_irq(wcd938x->hphr_pdm_wd_int);
                break;
        case SND_SOC_DAPM_PRE_PMD:
                disable_irq_nosync(wcd938x->hphr_pdm_wd_int);
                /*
                 * 7ms sleep is required if compander is enabled as per
                 * HW requirement. If compander is disabled, then
                 * 20ms delay is required.
                 */
                if (!wcd938x->comp2_enable)
                        usleep_range(20000, 20100);
                else
                        usleep_range(7000, 7100);
                snd_soc_component_write_field(component, WCD938X_ANA_HPH,
                                              WCD938X_HPHR_EN_MASK, 0);
                wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                             WCD_EVENT_PRE_HPHR_PA_OFF);
                set_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                break;
        case SND_SOC_DAPM_POST_PMD:
                /*
                 * 7ms sleep is required if compander is enabled as per
                 * HW requirement. If compander is disabled, then
                 * 20ms delay is required.
                 */
                if (test_bit(HPH_PA_DELAY, &wcd938x->status_mask)) {
                        if (!wcd938x->comp2_enable)
                                usleep_range(20000, 20100);
                        else
                                usleep_range(7000, 7100);
                        clear_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                }
                wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                             WCD_EVENT_POST_HPHR_PA_OFF);
                snd_soc_component_write_field(component, WCD938X_ANA_HPH,
                                              WCD938X_HPHR_REF_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL1,
                                              WCD938X_PDM_WD_EN_MASK, 0);
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info, WCD_CLSH_EVENT_POST_PA,
                                        WCD_CLSH_STATE_HPHR, hph_mode);
                if (wcd938x->ldoh)
                        snd_soc_component_write_field(component, WCD938X_LDOH_MODE,
                                                      WCD938X_LDOH_EN_MASK, 0);
                break;
        }

        return 0;
}

static int wcd938x_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w,
                                        struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int hph_mode = wcd938x->hph_mode;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                if (wcd938x->ldoh)
                        snd_soc_component_write_field(component, WCD938X_LDOH_MODE,
                                                      WCD938X_LDOH_EN_MASK, 1);
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info, WCD_CLSH_EVENT_PRE_DAC,
                                        WCD_CLSH_STATE_HPHL, hph_mode);
                wcd_clsh_set_hph_mode(wcd938x->clsh_info, CLS_H_HIFI);
                if (hph_mode == CLS_H_LP || hph_mode == CLS_H_LOHIFI ||
                    hph_mode == CLS_H_ULP) {
                        snd_soc_component_write_field(component,
                                        WCD938X_HPH_REFBUFF_LP_CTL,
                                        WCD938X_PREREF_FLIT_BYPASS_MASK, 1);
                }
                snd_soc_component_write_field(component, WCD938X_ANA_HPH,
                                              WCD938X_HPHL_REF_EN_MASK, 1);
                wcd_clsh_set_hph_mode(wcd938x->clsh_info, hph_mode);
                /* 100 usec delay as per HW requirement */
                usleep_range(100, 110);
                set_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                snd_soc_component_write_field(component,
                                        WCD938X_DIGITAL_PDM_WD_CTL0,
                                        WCD938X_PDM_WD_EN_MASK, 0x3);
                break;
        case SND_SOC_DAPM_POST_PMU:
                /*
                 * 7ms sleep is required if compander is enabled as per
                 * HW requirement. If compander is disabled, then
                 * 20ms delay is required.
                 */
                if (test_bit(HPH_PA_DELAY, &wcd938x->status_mask)) {
                        if (!wcd938x->comp1_enable)
                                usleep_range(20000, 20100);
                        else
                                usleep_range(7000, 7100);
                        if (hph_mode == CLS_H_LP || hph_mode == CLS_H_LOHIFI ||
                            hph_mode == CLS_H_ULP)
                                snd_soc_component_write_field(component,
                                        WCD938X_HPH_REFBUFF_LP_CTL,
                                        WCD938X_PREREF_FLIT_BYPASS_MASK, 0);
                        clear_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                }

                snd_soc_component_write_field(component, WCD938X_HPH_NEW_INT_HPH_TIMER1,
                                              WCD938X_AUTOCHOP_TIMER_EN, 1);
                if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI ||
                        hph_mode == CLS_AB_LP || hph_mode == CLS_AB_LOHIFI)
                        snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                        WCD938X_REGULATOR_MODE_MASK,
                                        WCD938X_REGULATOR_MODE_CLASS_AB);
                enable_irq(wcd938x->hphl_pdm_wd_int);
                break;
        case SND_SOC_DAPM_PRE_PMD:
                disable_irq_nosync(wcd938x->hphl_pdm_wd_int);
                /*
                 * 7ms sleep is required if compander is enabled as per
                 * HW requirement. If compander is disabled, then
                 * 20ms delay is required.
                 */
                if (!wcd938x->comp1_enable)
                        usleep_range(20000, 20100);
                else
                        usleep_range(7000, 7100);
                snd_soc_component_write_field(component, WCD938X_ANA_HPH,
                                              WCD938X_HPHL_EN_MASK, 0);
                wcd_mbhc_event_notify(wcd938x->wcd_mbhc, WCD_EVENT_PRE_HPHL_PA_OFF);
                set_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                break;
        case SND_SOC_DAPM_POST_PMD:
                /*
                 * 7ms sleep is required if compander is enabled as per
                 * HW requirement. If compander is disabled, then
                 * 20ms delay is required.
                 */
                if (test_bit(HPH_PA_DELAY, &wcd938x->status_mask)) {
                        if (!wcd938x->comp1_enable)
                                usleep_range(21000, 21100);
                        else
                                usleep_range(7000, 7100);
                        clear_bit(HPH_PA_DELAY, &wcd938x->status_mask);
                }
                wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                             WCD_EVENT_POST_HPHL_PA_OFF);
                snd_soc_component_write_field(component, WCD938X_ANA_HPH,
                                              WCD938X_HPHL_REF_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL0,
                                              WCD938X_PDM_WD_EN_MASK, 0);
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info, WCD_CLSH_EVENT_POST_PA,
                                        WCD_CLSH_STATE_HPHL, hph_mode);
                if (wcd938x->ldoh)
                        snd_soc_component_write_field(component, WCD938X_LDOH_MODE,
                                                      WCD938X_LDOH_EN_MASK, 0);
                break;
        }

        return 0;
}

static int wcd938x_codec_enable_aux_pa(struct snd_soc_dapm_widget *w,
                                       struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int hph_mode = wcd938x->hph_mode;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL2,
                                              WCD938X_AUX_PDM_WD_EN_MASK, 1);
                break;
        case SND_SOC_DAPM_POST_PMU:
                /* 1 msec delay as per HW requirement */
                usleep_range(1000, 1010);
                if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI ||
                        hph_mode == CLS_AB_LP || hph_mode == CLS_AB_LOHIFI)
                        snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                        WCD938X_REGULATOR_MODE_MASK,
                                        WCD938X_REGULATOR_MODE_CLASS_AB);
                enable_irq(wcd938x->aux_pdm_wd_int);
                break;
        case SND_SOC_DAPM_PRE_PMD:
                disable_irq_nosync(wcd938x->aux_pdm_wd_int);
                break;
        case SND_SOC_DAPM_POST_PMD:
                /* 1 msec delay as per HW requirement */
                usleep_range(1000, 1010);
                snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL2,
                                              WCD938X_AUX_PDM_WD_EN_MASK, 0);
                wcd_clsh_ctrl_set_state(wcd938x->clsh_info,
                             WCD_CLSH_EVENT_POST_PA,
                             WCD_CLSH_STATE_AUX,
                             hph_mode);

                wcd938x->flyback_cur_det_disable--;
                if (wcd938x->flyback_cur_det_disable == 0)
                        snd_soc_component_write_field(component, WCD938X_FLYBACK_EN,
                                                      WCD938X_EN_CUR_DET_MASK, 1);
                break;
        }
        return 0;
}

static int wcd938x_codec_enable_ear_pa(struct snd_soc_dapm_widget *w,
                                       struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int hph_mode = wcd938x->hph_mode;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                /*
                 * Enable watchdog interrupt for HPHL or AUX
                 * depending on mux value
                 */
                wcd938x->ear_rx_path = snd_soc_component_read(component,
                                                              WCD938X_DIGITAL_CDC_EAR_PATH_CTL);
                if (wcd938x->ear_rx_path & EAR_RX_PATH_AUX)
                        snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL2,
                                              WCD938X_AUX_PDM_WD_EN_MASK, 1);
                else
                        snd_soc_component_write_field(component,
                                                      WCD938X_DIGITAL_PDM_WD_CTL0,
                                                      WCD938X_PDM_WD_EN_MASK, 0x3);
                if (!wcd938x->comp1_enable)
                        snd_soc_component_write_field(component,
                                                      WCD938X_ANA_EAR_COMPANDER_CTL,
                                                      WCD938X_GAIN_OVRD_REG_MASK, 1);

                break;
        case SND_SOC_DAPM_POST_PMU:
                /* 6 msec delay as per HW requirement */
                usleep_range(6000, 6010);
                if (hph_mode == CLS_AB || hph_mode == CLS_AB_HIFI ||
                        hph_mode == CLS_AB_LP || hph_mode == CLS_AB_LOHIFI)
                        snd_soc_component_write_field(component, WCD938X_ANA_RX_SUPPLIES,
                                        WCD938X_REGULATOR_MODE_MASK,
                                        WCD938X_REGULATOR_MODE_CLASS_AB);
                if (wcd938x->ear_rx_path & EAR_RX_PATH_AUX)
                        enable_irq(wcd938x->aux_pdm_wd_int);
                else
                        enable_irq(wcd938x->hphl_pdm_wd_int);
                break;
        case SND_SOC_DAPM_PRE_PMD:
                if (wcd938x->ear_rx_path & EAR_RX_PATH_AUX)
                        disable_irq_nosync(wcd938x->aux_pdm_wd_int);
                else
                        disable_irq_nosync(wcd938x->hphl_pdm_wd_int);
                break;
        case SND_SOC_DAPM_POST_PMD:
                if (!wcd938x->comp1_enable)
                        snd_soc_component_write_field(component, WCD938X_ANA_EAR_COMPANDER_CTL,
                                                      WCD938X_GAIN_OVRD_REG_MASK, 0);
                /* 7 msec delay as per HW requirement */
                usleep_range(7000, 7010);
                if (wcd938x->ear_rx_path & EAR_RX_PATH_AUX)
                        snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL2,
                                              WCD938X_AUX_PDM_WD_EN_MASK, 0);
                else
                        snd_soc_component_write_field(component, WCD938X_DIGITAL_PDM_WD_CTL0,
                                        WCD938X_PDM_WD_EN_MASK, 0);

                wcd_clsh_ctrl_set_state(wcd938x->clsh_info, WCD_CLSH_EVENT_POST_PA,
                                        WCD_CLSH_STATE_EAR, hph_mode);

                wcd938x->flyback_cur_det_disable--;
                if (wcd938x->flyback_cur_det_disable == 0)
                        snd_soc_component_write_field(component, WCD938X_FLYBACK_EN,
                                                      WCD938X_EN_CUR_DET_MASK, 1);
                break;
        }

        return 0;
}

static int wcd938x_codec_enable_dmic(struct snd_soc_dapm_widget *w,
                                     struct snd_kcontrol *kcontrol,
                                     int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        u16 dmic_clk_reg, dmic_clk_en_reg;
        u8 dmic_sel_mask, dmic_clk_mask;

        switch (w->shift) {
        case 0:
        case 1:
                dmic_clk_reg = WCD938X_DIGITAL_CDC_DMIC_RATE_1_2;
                dmic_clk_en_reg = WCD938X_DIGITAL_CDC_DMIC1_CTL;
                dmic_clk_mask = WCD938X_DMIC1_RATE_MASK;
                dmic_sel_mask = WCD938X_AMIC1_IN_SEL_MASK;
                break;
        case 2:
        case 3:
                dmic_clk_reg = WCD938X_DIGITAL_CDC_DMIC_RATE_1_2;
                dmic_clk_en_reg = WCD938X_DIGITAL_CDC_DMIC2_CTL;
                dmic_clk_mask = WCD938X_DMIC2_RATE_MASK;
                dmic_sel_mask = WCD938X_AMIC3_IN_SEL_MASK;
                break;
        case 4:
        case 5:
                dmic_clk_reg = WCD938X_DIGITAL_CDC_DMIC_RATE_3_4;
                dmic_clk_en_reg = WCD938X_DIGITAL_CDC_DMIC3_CTL;
                dmic_clk_mask = WCD938X_DMIC3_RATE_MASK;
                dmic_sel_mask = WCD938X_AMIC4_IN_SEL_MASK;
                break;
        case 6:
        case 7:
                dmic_clk_reg = WCD938X_DIGITAL_CDC_DMIC_RATE_3_4;
                dmic_clk_en_reg = WCD938X_DIGITAL_CDC_DMIC4_CTL;
                dmic_clk_mask = WCD938X_DMIC4_RATE_MASK;
                dmic_sel_mask = WCD938X_AMIC5_IN_SEL_MASK;
                break;
        default:
                dev_err(component->dev, "%s: Invalid DMIC Selection\n",
                        __func__);
                return -EINVAL;
        }

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_AMIC_CTL,
                                dmic_sel_mask,
                                WCD938X_AMIC1_IN_SEL_DMIC);
                /* 250us sleep as per HW requirement */
                usleep_range(250, 260);
                /* Setting DMIC clock rate to 2.4MHz */
                snd_soc_component_write_field(component, dmic_clk_reg,
                                              dmic_clk_mask,
                                              WCD938X_DMIC4_RATE_2P4MHZ);
                snd_soc_component_write_field(component, dmic_clk_en_reg,
                                              WCD938X_DMIC_CLK_EN_MASK, 1);
                /* enable clock scaling */
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_DMIC_CTL,
                                              WCD938X_DMIC_CLK_SCALING_EN_MASK, 0x3);
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_AMIC_CTL,
                                dmic_sel_mask, WCD938X_AMIC1_IN_SEL_AMIC);
                snd_soc_component_write_field(component, dmic_clk_en_reg,
                                              WCD938X_DMIC_CLK_EN_MASK, 0);
                break;
        }
        return 0;
}

static int wcd938x_tx_swr_ctrl(struct snd_soc_dapm_widget *w,
                               struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int bank;
        int rate;

        bank = sdw_slave_get_current_bank(wcd938x->sdw_priv[AIF1_CAP]->sdev);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                if (strnstr(w->name, "ADC", sizeof("ADC"))) {
                        int i = 0, mode = 0;

                        if (test_bit(WCD_ADC1, &wcd938x->status_mask))
                                mode |= tx_mode_bit[wcd938x->tx_mode[WCD_ADC1]];
                        if (test_bit(WCD_ADC2, &wcd938x->status_mask))
                                mode |= tx_mode_bit[wcd938x->tx_mode[WCD_ADC2]];
                        if (test_bit(WCD_ADC3, &wcd938x->status_mask))
                                mode |= tx_mode_bit[wcd938x->tx_mode[WCD_ADC3]];
                        if (test_bit(WCD_ADC4, &wcd938x->status_mask))
                                mode |= tx_mode_bit[wcd938x->tx_mode[WCD_ADC4]];

                        if (mode != 0) {
                                for (i = 0; i < ADC_MODE_ULP2; i++) {
                                        if (mode & (1 << i)) {
                                                i++;
                                                break;
                                        }
                                }
                        }
                        rate = wcd938x_get_clk_rate(i);
                        wcd938x_set_swr_clk_rate(component, rate, bank);
                        /* Copy clk settings to active bank */
                        wcd938x_set_swr_clk_rate(component, rate, !bank);
                }
                break;
        case SND_SOC_DAPM_POST_PMD:
                if (strnstr(w->name, "ADC", sizeof("ADC"))) {
                        rate = wcd938x_get_clk_rate(ADC_MODE_INVALID);
                        wcd938x_set_swr_clk_rate(component, rate, !bank);
                        wcd938x_set_swr_clk_rate(component, rate, bank);
                }
                break;
        }

        return 0;
}

static int wcd938x_get_adc_mode(int val)
{
        int ret = 0;

        switch (val) {
        case ADC_MODE_INVALID:
                ret = ADC_MODE_VAL_NORMAL;
                break;
        case ADC_MODE_HIFI:
                ret = ADC_MODE_VAL_HIFI;
                break;
        case ADC_MODE_LO_HIF:
                ret = ADC_MODE_VAL_LO_HIF;
                break;
        case ADC_MODE_NORMAL:
                ret = ADC_MODE_VAL_NORMAL;
                break;
        case ADC_MODE_LP:
                ret = ADC_MODE_VAL_LP;
                break;
        case ADC_MODE_ULP1:
                ret = ADC_MODE_VAL_ULP1;
                break;
        case ADC_MODE_ULP2:
                ret = ADC_MODE_VAL_ULP2;
                break;
        default:
                ret = -EINVAL;
                break;
        }
        return ret;
}

static int wcd938x_codec_enable_adc(struct snd_soc_dapm_widget *w,
                                    struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component,
                                              WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                              WCD938X_ANA_TX_CLK_EN_MASK, 1);
                snd_soc_component_write_field(component,
                                              WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                              WCD938X_ANA_TX_DIV2_CLK_EN_MASK, 1);
                set_bit(w->shift, &wcd938x->status_mask);
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write_field(component, WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                              WCD938X_ANA_TX_CLK_EN_MASK, 0);
                clear_bit(w->shift, &wcd938x->status_mask);
                break;
        }

        return 0;
}

static void wcd938x_tx_channel_config(struct snd_soc_component *component,
                                     int channel, int mode)
{
        int reg, mask;

        switch (channel) {
        case 0:
                reg = WCD938X_ANA_TX_CH2;
                mask = WCD938X_HPF1_INIT_MASK;
                break;
        case 1:
                reg = WCD938X_ANA_TX_CH2;
                mask = WCD938X_HPF2_INIT_MASK;
                break;
        case 2:
                reg = WCD938X_ANA_TX_CH4;
                mask = WCD938X_HPF3_INIT_MASK;
                break;
        case 3:
                reg = WCD938X_ANA_TX_CH4;
                mask = WCD938X_HPF4_INIT_MASK;
                break;
        default:
                return;
        }

        snd_soc_component_write_field(component, reg, mask, mode);
}

static int wcd938x_adc_enable_req(struct snd_soc_dapm_widget *w,
                                  struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int mode;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_REQ_CTL,
                                WCD938X_FS_RATE_4P8_MASK, 1);
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_REQ_CTL,
                                WCD938X_NO_NOTCH_MASK, 0);
                wcd938x_tx_channel_config(component, w->shift, 1);
                mode = wcd938x_get_adc_mode(wcd938x->tx_mode[w->shift]);
                if (mode < 0) {
                        dev_info(component->dev, "Invalid ADC mode\n");
                        return -EINVAL;
                }
                switch (w->shift) {
                case 0:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_0_1,
                                WCD938X_TXD0_MODE_MASK, mode);
                        snd_soc_component_write_field(component,
                                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                                WCD938X_TXD0_CLK_EN_MASK, 1);
                        break;
                case 1:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_0_1,
                                WCD938X_TXD1_MODE_MASK, mode);
                        snd_soc_component_write_field(component,
                                              WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                              WCD938X_TXD1_CLK_EN_MASK, 1);
                        break;
                case 2:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_2_3,
                                WCD938X_TXD2_MODE_MASK, mode);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TXD2_CLK_EN_MASK, 1);
                        break;
                case 3:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_2_3,
                                WCD938X_TXD3_MODE_MASK, mode);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TXD3_CLK_EN_MASK, 1);
                        break;
                default:
                        break;
                }

                wcd938x_tx_channel_config(component, w->shift, 0);
                break;
        case SND_SOC_DAPM_POST_PMD:
                switch (w->shift) {
                case 0:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_0_1,
                                WCD938X_TXD0_MODE_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TXD0_CLK_EN_MASK, 0);
                        break;
                case 1:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_0_1,
                                WCD938X_TXD1_MODE_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TXD1_CLK_EN_MASK, 0);
                        break;
                case 2:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_2_3,
                                WCD938X_TXD2_MODE_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TXD2_CLK_EN_MASK, 0);
                        break;
                case 3:
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_TX_ANA_MODE_2_3,
                                WCD938X_TXD3_MODE_MASK, 0);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TXD3_CLK_EN_MASK, 0);
                        break;
                default:
                        break;
                }
                snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_TX_DIV2_CLK_EN_MASK, 0);
                break;
        }

        return 0;
}

static int wcd938x_micbias_control(struct snd_soc_component *component,
                                   int micb_num, int req, bool is_dapm)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int micb_index = micb_num - 1;
        u16 micb_reg;

        switch (micb_num) {
        case MIC_BIAS_1:
                micb_reg = WCD938X_ANA_MICB1;
                break;
        case MIC_BIAS_2:
                micb_reg = WCD938X_ANA_MICB2;
                break;
        case MIC_BIAS_3:
                micb_reg = WCD938X_ANA_MICB3;
                break;
        case MIC_BIAS_4:
                micb_reg = WCD938X_ANA_MICB4;
                break;
        default:
                dev_err(component->dev, "%s: Invalid micbias number: %d\n",
                        __func__, micb_num);
                return -EINVAL;
        }

        switch (req) {
        case MICB_PULLUP_ENABLE:
                wcd938x->pullup_ref[micb_index]++;
                if ((wcd938x->pullup_ref[micb_index] == 1) &&
                    (wcd938x->micb_ref[micb_index] == 0))
                        snd_soc_component_write_field(component, micb_reg,
                                                      WCD938X_MICB_EN_MASK,
                                                      WCD938X_MICB_PULL_UP);
                break;
        case MICB_PULLUP_DISABLE:
                if (wcd938x->pullup_ref[micb_index] > 0)
                        wcd938x->pullup_ref[micb_index]--;

                if ((wcd938x->pullup_ref[micb_index] == 0) &&
                    (wcd938x->micb_ref[micb_index] == 0))
                        snd_soc_component_write_field(component, micb_reg,
                                                      WCD938X_MICB_EN_MASK, 0);
                break;
        case MICB_ENABLE:
                wcd938x->micb_ref[micb_index]++;
                if (wcd938x->micb_ref[micb_index] == 1) {
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_DIG_CLK_CTL,
                                WCD938X_TX_CLK_EN_MASK, 0xF);
                        snd_soc_component_write_field(component,
                                WCD938X_DIGITAL_CDC_ANA_CLK_CTL,
                                WCD938X_ANA_TX_DIV2_CLK_EN_MASK, 1);
                        snd_soc_component_write_field(component,
                               WCD938X_DIGITAL_CDC_ANA_TX_CLK_CTL,
                               WCD938X_TX_SC_CLK_EN_MASK, 1);

                        snd_soc_component_write_field(component, micb_reg,
                                                      WCD938X_MICB_EN_MASK,
                                                      WCD938X_MICB_ENABLE);
                        if (micb_num  == MIC_BIAS_2)
                                wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                                      WCD_EVENT_POST_MICBIAS_2_ON);
                }
                if (micb_num  == MIC_BIAS_2 && is_dapm)
                        wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                              WCD_EVENT_POST_DAPM_MICBIAS_2_ON);


                break;
        case MICB_DISABLE:
                if (wcd938x->micb_ref[micb_index] > 0)
                        wcd938x->micb_ref[micb_index]--;

                if ((wcd938x->micb_ref[micb_index] == 0) &&
                    (wcd938x->pullup_ref[micb_index] > 0))
                        snd_soc_component_write_field(component, micb_reg,
                                                      WCD938X_MICB_EN_MASK,
                                                      WCD938X_MICB_PULL_UP);
                else if ((wcd938x->micb_ref[micb_index] == 0) &&
                         (wcd938x->pullup_ref[micb_index] == 0)) {
                        if (micb_num  == MIC_BIAS_2)
                                wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                                      WCD_EVENT_PRE_MICBIAS_2_OFF);

                        snd_soc_component_write_field(component, micb_reg,
                                                      WCD938X_MICB_EN_MASK, 0);
                        if (micb_num  == MIC_BIAS_2)
                                wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                                      WCD_EVENT_POST_MICBIAS_2_OFF);
                }
                if (is_dapm && micb_num  == MIC_BIAS_2)
                        wcd_mbhc_event_notify(wcd938x->wcd_mbhc,
                                              WCD_EVENT_POST_DAPM_MICBIAS_2_OFF);
                break;
        }

        return 0;
}

static int wcd938x_codec_enable_micbias(struct snd_soc_dapm_widget *w,
                                        struct snd_kcontrol *kcontrol,
                                        int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        int micb_num = w->shift;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                wcd938x_micbias_control(component, micb_num, MICB_ENABLE, true);
                break;
        case SND_SOC_DAPM_POST_PMU:
                /* 1 msec delay as per HW requirement */
                usleep_range(1000, 1100);
                break;
        case SND_SOC_DAPM_POST_PMD:
                wcd938x_micbias_control(component, micb_num, MICB_DISABLE, true);
                break;
        }

        return 0;
}

static int wcd938x_codec_enable_micbias_pullup(struct snd_soc_dapm_widget *w,
                                               struct snd_kcontrol *kcontrol,
                                               int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        int micb_num = w->shift;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                wcd938x_micbias_control(component, micb_num,
                                        MICB_PULLUP_ENABLE, true);
                break;
        case SND_SOC_DAPM_POST_PMU:
                /* 1 msec delay as per HW requirement */
                usleep_range(1000, 1100);
                break;
        case SND_SOC_DAPM_POST_PMD:
                wcd938x_micbias_control(component, micb_num,
                                        MICB_PULLUP_DISABLE, true);
                break;
        }

        return 0;
}

static int wcd938x_tx_mode_get(struct snd_kcontrol *kcontrol,
                               struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
        int path = e->shift_l;

        ucontrol->value.enumerated.item[0] = wcd938x->tx_mode[path];

        return 0;
}

static int wcd938x_tx_mode_put(struct snd_kcontrol *kcontrol,
                               struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
        int path = e->shift_l;

        if (wcd938x->tx_mode[path] == ucontrol->value.enumerated.item[0])
                return 0;

        wcd938x->tx_mode[path] = ucontrol->value.enumerated.item[0];

        return 1;
}

static int wcd938x_rx_hph_mode_get(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        ucontrol->value.enumerated.item[0] = wcd938x->hph_mode;

        return 0;
}

static int wcd938x_rx_hph_mode_put(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        if (wcd938x->hph_mode == ucontrol->value.enumerated.item[0])
                return 0;

        wcd938x->hph_mode = ucontrol->value.enumerated.item[0];

        return 1;
}

static int wcd938x_ear_pa_put_gain(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        if (wcd938x->comp1_enable) {
                dev_err(component->dev, "Can not set EAR PA Gain, compander1 is enabled\n");
                return -EINVAL;
        }

        snd_soc_component_write_field(component, WCD938X_ANA_EAR_COMPANDER_CTL,
                                      WCD938X_EAR_GAIN_MASK,
                                      ucontrol->value.integer.value[0]);

        return 1;
}

static int wcd938x_get_compander(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
{

        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct soc_mixer_control *mc;
        bool hphr;

        mc = (struct soc_mixer_control *)(kcontrol->private_value);
        hphr = mc->shift;

        if (hphr)
                ucontrol->value.integer.value[0] = wcd938x->comp2_enable;
        else
                ucontrol->value.integer.value[0] = wcd938x->comp1_enable;

        return 0;
}

static int wcd938x_set_compander(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct wcd938x_sdw_priv *wcd;
        int value = ucontrol->value.integer.value[0];
        int portidx;
        struct soc_mixer_control *mc;
        bool hphr;

        mc = (struct soc_mixer_control *)(kcontrol->private_value);
        hphr = mc->shift;

        wcd = wcd938x->sdw_priv[AIF1_PB];

        if (hphr)
                wcd938x->comp2_enable = value;
        else
                wcd938x->comp1_enable = value;

        portidx = wcd->ch_info[mc->reg].port_num;

        if (value)
                wcd938x_connect_port(wcd, portidx, mc->reg, true);
        else
                wcd938x_connect_port(wcd, portidx, mc->reg, false);

        return 1;
}

static int wcd938x_ldoh_get(struct snd_kcontrol *kcontrol,
                            struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        ucontrol->value.integer.value[0] = wcd938x->ldoh;

        return 0;
}

static int wcd938x_ldoh_put(struct snd_kcontrol *kcontrol,
                            struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        if (wcd938x->ldoh == ucontrol->value.integer.value[0])
                return 0;

        wcd938x->ldoh = ucontrol->value.integer.value[0];

        return 1;
}

static const char * const tx_mode_mux_text_wcd9380[] = {
        "ADC_INVALID", "ADC_HIFI", "ADC_LO_HIF", "ADC_NORMAL", "ADC_LP",
};

static const char * const tx_mode_mux_text[] = {
        "ADC_INVALID", "ADC_HIFI", "ADC_LO_HIF", "ADC_NORMAL", "ADC_LP",
        "ADC_ULP1", "ADC_ULP2",
};

static const char * const rx_hph_mode_mux_text_wcd9380[] = {
        "CLS_H_INVALID", "CLS_H_INVALID_1", "CLS_H_LP", "CLS_AB",
        "CLS_H_LOHIFI", "CLS_H_ULP", "CLS_H_INVALID_2", "CLS_AB_LP",
        "CLS_AB_LOHIFI",
};

static const char * const rx_hph_mode_mux_text[] = {
        "CLS_H_INVALID", "CLS_H_HIFI", "CLS_H_LP", "CLS_AB", "CLS_H_LOHIFI",
        "CLS_H_ULP", "CLS_AB_HIFI", "CLS_AB_LP", "CLS_AB_LOHIFI",
};

static const char * const adc2_mux_text[] = {
        "INP2", "INP3"
};

static const char * const adc3_mux_text[] = {
        "INP4", "INP6"
};

static const char * const adc4_mux_text[] = {
        "INP5", "INP7"
};

static const char * const rdac3_mux_text[] = {
        "RX1", "RX3"
};

static const char * const hdr12_mux_text[] = {
        "NO_HDR12", "HDR12"
};

static const char * const hdr34_mux_text[] = {
        "NO_HDR34", "HDR34"
};

static const struct soc_enum tx0_mode_enum_wcd9380 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, ARRAY_SIZE(tx_mode_mux_text_wcd9380),
                        tx_mode_mux_text_wcd9380);

static const struct soc_enum tx1_mode_enum_wcd9380 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 1, ARRAY_SIZE(tx_mode_mux_text_wcd9380),
                        tx_mode_mux_text_wcd9380);

static const struct soc_enum tx2_mode_enum_wcd9380 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 2, ARRAY_SIZE(tx_mode_mux_text_wcd9380),
                        tx_mode_mux_text_wcd9380);

static const struct soc_enum tx3_mode_enum_wcd9380 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 3, ARRAY_SIZE(tx_mode_mux_text_wcd9380),
                        tx_mode_mux_text_wcd9380);

static const struct soc_enum tx0_mode_enum_wcd9385 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, ARRAY_SIZE(tx_mode_mux_text),
                        tx_mode_mux_text);

static const struct soc_enum tx1_mode_enum_wcd9385 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 1, ARRAY_SIZE(tx_mode_mux_text),
                        tx_mode_mux_text);

static const struct soc_enum tx2_mode_enum_wcd9385 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 2, ARRAY_SIZE(tx_mode_mux_text),
                        tx_mode_mux_text);

static const struct soc_enum tx3_mode_enum_wcd9385 =
        SOC_ENUM_SINGLE(SND_SOC_NOPM, 3, ARRAY_SIZE(tx_mode_mux_text),
                        tx_mode_mux_text);

static const struct soc_enum rx_hph_mode_mux_enum_wcd9380 =
                SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(rx_hph_mode_mux_text_wcd9380),
                                    rx_hph_mode_mux_text_wcd9380);

static const struct soc_enum rx_hph_mode_mux_enum =
                SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(rx_hph_mode_mux_text),
                                    rx_hph_mode_mux_text);

static const struct soc_enum adc2_enum =
                SOC_ENUM_SINGLE(WCD938X_TX_NEW_AMIC_MUX_CFG, 7,
                                ARRAY_SIZE(adc2_mux_text), adc2_mux_text);

static const struct soc_enum adc3_enum =
                SOC_ENUM_SINGLE(WCD938X_TX_NEW_AMIC_MUX_CFG, 6,
                                ARRAY_SIZE(adc3_mux_text), adc3_mux_text);

static const struct soc_enum adc4_enum =
                SOC_ENUM_SINGLE(WCD938X_TX_NEW_AMIC_MUX_CFG, 5,
                                ARRAY_SIZE(adc4_mux_text), adc4_mux_text);

static const struct soc_enum hdr12_enum =
                SOC_ENUM_SINGLE(WCD938X_TX_NEW_AMIC_MUX_CFG, 4,
                                ARRAY_SIZE(hdr12_mux_text), hdr12_mux_text);

static const struct soc_enum hdr34_enum =
                SOC_ENUM_SINGLE(WCD938X_TX_NEW_AMIC_MUX_CFG, 3,
                                ARRAY_SIZE(hdr34_mux_text), hdr34_mux_text);

static const struct soc_enum rdac3_enum =
                SOC_ENUM_SINGLE(WCD938X_DIGITAL_CDC_EAR_PATH_CTL, 0,
                                ARRAY_SIZE(rdac3_mux_text), rdac3_mux_text);

static const struct snd_kcontrol_new adc1_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new adc2_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new adc3_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new adc4_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic1_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic2_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic3_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic4_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic5_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic6_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic7_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new dmic8_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new ear_rdac_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new aux_rdac_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new hphl_rdac_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new hphr_rdac_switch[] = {
        SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0)
};

static const struct snd_kcontrol_new tx_adc2_mux =
        SOC_DAPM_ENUM("ADC2 MUX Mux", adc2_enum);

static const struct snd_kcontrol_new tx_adc3_mux =
        SOC_DAPM_ENUM("ADC3 MUX Mux", adc3_enum);

static const struct snd_kcontrol_new tx_adc4_mux =
        SOC_DAPM_ENUM("ADC4 MUX Mux", adc4_enum);

static const struct snd_kcontrol_new tx_hdr12_mux =
        SOC_DAPM_ENUM("HDR12 MUX Mux", hdr12_enum);

static const struct snd_kcontrol_new tx_hdr34_mux =
        SOC_DAPM_ENUM("HDR34 MUX Mux", hdr34_enum);

static const struct snd_kcontrol_new rx_rdac3_mux =
        SOC_DAPM_ENUM("RDAC3_MUX Mux", rdac3_enum);

static const struct snd_kcontrol_new wcd9380_snd_controls[] = {
        SOC_ENUM_EXT("RX HPH Mode", rx_hph_mode_mux_enum_wcd9380,
                     wcd938x_rx_hph_mode_get, wcd938x_rx_hph_mode_put),
        SOC_ENUM_EXT("TX0 MODE", tx0_mode_enum_wcd9380,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
        SOC_ENUM_EXT("TX1 MODE", tx1_mode_enum_wcd9380,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
        SOC_ENUM_EXT("TX2 MODE", tx2_mode_enum_wcd9380,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
        SOC_ENUM_EXT("TX3 MODE", tx3_mode_enum_wcd9380,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
};

static const struct snd_kcontrol_new wcd9385_snd_controls[] = {
        SOC_ENUM_EXT("RX HPH Mode", rx_hph_mode_mux_enum,
                     wcd938x_rx_hph_mode_get, wcd938x_rx_hph_mode_put),
        SOC_ENUM_EXT("TX0 MODE", tx0_mode_enum_wcd9385,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
        SOC_ENUM_EXT("TX1 MODE", tx1_mode_enum_wcd9385,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
        SOC_ENUM_EXT("TX2 MODE", tx2_mode_enum_wcd9385,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
        SOC_ENUM_EXT("TX3 MODE", tx3_mode_enum_wcd9385,
                     wcd938x_tx_mode_get, wcd938x_tx_mode_put),
};

static int wcd938x_get_swr_port(struct snd_kcontrol *kcontrol,
                            struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(comp);
        struct wcd938x_sdw_priv *wcd;
        struct soc_mixer_control *mixer = (struct soc_mixer_control *)kcontrol->private_value;
        int dai_id = mixer->shift;
        int portidx, ch_idx = mixer->reg;


        wcd = wcd938x->sdw_priv[dai_id];
        portidx = wcd->ch_info[ch_idx].port_num;

        ucontrol->value.integer.value[0] = wcd->port_enable[portidx];

        return 0;
}

static int wcd938x_set_swr_port(struct snd_kcontrol *kcontrol,
                            struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(comp);
        struct wcd938x_sdw_priv *wcd;
        struct soc_mixer_control *mixer =
                (struct soc_mixer_control *)kcontrol->private_value;
        int ch_idx = mixer->reg;
        int portidx;
        int dai_id = mixer->shift;
        bool enable;

        wcd = wcd938x->sdw_priv[dai_id];

        portidx = wcd->ch_info[ch_idx].port_num;
        if (ucontrol->value.integer.value[0])
                enable = true;
        else
                enable = false;

        wcd->port_enable[portidx] = enable;

        wcd938x_connect_port(wcd, portidx, ch_idx, enable);

        return 1;

}

/* MBHC related */
static void wcd938x_mbhc_clk_setup(struct snd_soc_component *component,
                                   bool enable)
{
        snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_1,
                                      WCD938X_MBHC_CTL_RCO_EN_MASK, enable);
}

static void wcd938x_mbhc_mbhc_bias_control(struct snd_soc_component *component,
                                           bool enable)
{
        snd_soc_component_write_field(component, WCD938X_ANA_MBHC_ELECT,
                                      WCD938X_ANA_MBHC_BIAS_EN, enable);
}

static void wcd938x_mbhc_program_btn_thr(struct snd_soc_component *component,
                                         int *btn_low, int *btn_high,
                                         int num_btn, bool is_micbias)
{
        int i, vth;

        if (num_btn > WCD_MBHC_DEF_BUTTONS) {
                dev_err(component->dev, "%s: invalid number of buttons: %d\n",
                        __func__, num_btn);
                return;
        }

        for (i = 0; i < num_btn; i++) {
                vth = ((btn_high[i] * 2) / 25) & 0x3F;
                snd_soc_component_write_field(component, WCD938X_ANA_MBHC_BTN0 + i,
                                           WCD938X_MBHC_BTN_VTH_MASK, vth);
                dev_dbg(component->dev, "%s: btn_high[%d]: %d, vth: %d\n",
                        __func__, i, btn_high[i], vth);
        }
}

static bool wcd938x_mbhc_micb_en_status(struct snd_soc_component *component, int micb_num)
{
        u8 val;

        if (micb_num == MIC_BIAS_2) {
                val = snd_soc_component_read_field(component,
                                                   WCD938X_ANA_MICB2,
                                                   WCD938X_MICB_EN_MASK);
                if (val == WCD938X_MICB_ENABLE)
                        return true;
        }
        return false;
}

static void wcd938x_mbhc_hph_l_pull_up_control(struct snd_soc_component *component,
                                                        int pull_up_cur)
{
        /* Default pull up current to 2uA */
        if (pull_up_cur > HS_PULLUP_I_OFF || pull_up_cur < HS_PULLUP_I_3P0_UA)
                pull_up_cur = HS_PULLUP_I_2P0_UA;

        snd_soc_component_write_field(component,
                                      WCD938X_MBHC_NEW_INT_MECH_DET_CURRENT,
                                      WCD938X_HSDET_PULLUP_C_MASK, pull_up_cur);
}

static int wcd938x_mbhc_request_micbias(struct snd_soc_component *component,
                                        int micb_num, int req)
{
        return wcd938x_micbias_control(component, micb_num, req, false);
}

static void wcd938x_mbhc_micb_ramp_control(struct snd_soc_component *component,
                                           bool enable)
{
        if (enable) {
                snd_soc_component_write_field(component, WCD938X_ANA_MICB2_RAMP,
                                    WCD938X_RAMP_SHIFT_CTRL_MASK, 0x0C);
                snd_soc_component_write_field(component, WCD938X_ANA_MICB2_RAMP,
                                    WCD938X_RAMP_EN_MASK, 1);
        } else {
                snd_soc_component_write_field(component, WCD938X_ANA_MICB2_RAMP,
                                    WCD938X_RAMP_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_ANA_MICB2_RAMP,
                                    WCD938X_RAMP_SHIFT_CTRL_MASK, 0);
        }
}

static int wcd938x_mbhc_micb_adjust_voltage(struct snd_soc_component *component,
                                            int req_volt, int micb_num)
{
        struct wcd938x_priv *wcd938x =  snd_soc_component_get_drvdata(component);
        int cur_vout_ctl, req_vout_ctl, micb_reg, micb_en, ret = 0;

        switch (micb_num) {
        case MIC_BIAS_1:
                micb_reg = WCD938X_ANA_MICB1;
                break;
        case MIC_BIAS_2:
                micb_reg = WCD938X_ANA_MICB2;
                break;
        case MIC_BIAS_3:
                micb_reg = WCD938X_ANA_MICB3;
                break;
        case MIC_BIAS_4:
                micb_reg = WCD938X_ANA_MICB4;
                break;
        default:
                return -EINVAL;
        }
        mutex_lock(&wcd938x->micb_lock);
        /*
         * If requested micbias voltage is same as current micbias
         * voltage, then just return. Otherwise, adjust voltage as
         * per requested value. If micbias is already enabled, then
         * to avoid slow micbias ramp-up or down enable pull-up
         * momentarily, change the micbias value and then re-enable
         * micbias.
         */
        micb_en = snd_soc_component_read_field(component, micb_reg,
                                                WCD938X_MICB_EN_MASK);
        cur_vout_ctl = snd_soc_component_read_field(component, micb_reg,
                                                    WCD938X_MICB_VOUT_MASK);

        req_vout_ctl = wcd_get_micb_vout_ctl_val(component->dev, req_volt);
        if (req_vout_ctl < 0) {
                ret = -EINVAL;
                goto exit;
        }

        if (cur_vout_ctl == req_vout_ctl) {
                ret = 0;
                goto exit;
        }

        if (micb_en == WCD938X_MICB_ENABLE)
                snd_soc_component_write_field(component, micb_reg,
                                              WCD938X_MICB_EN_MASK,
                                              WCD938X_MICB_PULL_UP);

        snd_soc_component_write_field(component, micb_reg,
                                      WCD938X_MICB_VOUT_MASK,
                                      req_vout_ctl);

        if (micb_en == WCD938X_MICB_ENABLE) {
                snd_soc_component_write_field(component, micb_reg,
                                              WCD938X_MICB_EN_MASK,
                                              WCD938X_MICB_ENABLE);
                /*
                 * Add 2ms delay as per HW requirement after enabling
                 * micbias
                 */
                usleep_range(2000, 2100);
        }
exit:
        mutex_unlock(&wcd938x->micb_lock);
        return ret;
}

static int wcd938x_mbhc_micb_ctrl_threshold_mic(struct snd_soc_component *component,
                                                int micb_num, bool req_en)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int micb_mv;

        if (micb_num != MIC_BIAS_2)
                return -EINVAL;
        /*
         * If device tree micbias level is already above the minimum
         * voltage needed to detect threshold microphone, then do
         * not change the micbias, just return.
         */
        if (wcd938x->common.micb_mv[2] >= WCD_MBHC_THR_HS_MICB_MV)
                return 0;

        micb_mv = req_en ? WCD_MBHC_THR_HS_MICB_MV : wcd938x->common.micb_mv[2];

        return wcd938x_mbhc_micb_adjust_voltage(component, micb_mv, MIC_BIAS_2);
}

static void wcd938x_mbhc_get_result_params(struct snd_soc_component *component,
                                                s16 *d1_a, u16 noff,
                                                int32_t *zdet)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int i;
        int val, val1;
        s16 c1;
        s32 x1, d1;
        int32_t denom;
        static const int minCode_param[] = {
                3277, 1639, 820, 410, 205, 103, 52, 26
        };

        regmap_update_bits(wcd938x->regmap, WCD938X_ANA_MBHC_ZDET, 0x20, 0x20);
        for (i = 0; i < WCD938X_ZDET_NUM_MEASUREMENTS; i++) {
                regmap_read(wcd938x->regmap, WCD938X_ANA_MBHC_RESULT_2, &val);
                if (val & 0x80)
                        break;
        }
        val = val << 0x8;
        regmap_read(wcd938x->regmap, WCD938X_ANA_MBHC_RESULT_1, &val1);
        val |= val1;
        regmap_update_bits(wcd938x->regmap, WCD938X_ANA_MBHC_ZDET, 0x20, 0x00);
        x1 = WCD938X_MBHC_GET_X1(val);
        c1 = WCD938X_MBHC_GET_C1(val);
        /* If ramp is not complete, give additional 5ms */
        if ((c1 < 2) && x1)
                usleep_range(5000, 5050);

        if (!c1 || !x1) {
                dev_err(component->dev, "Impedance detect ramp error, c1=%d, x1=0x%x\n",
                        c1, x1);
                goto ramp_down;
        }
        d1 = d1_a[c1];
        denom = (x1 * d1) - (1 << (14 - noff));
        if (denom > 0)
                *zdet = (WCD938X_MBHC_ZDET_CONST * 1000) / denom;
        else if (x1 < minCode_param[noff])
                *zdet = WCD938X_ZDET_FLOATING_IMPEDANCE;

        dev_dbg(component->dev, "%s: d1=%d, c1=%d, x1=0x%x, z_val=%d (milliohm)\n",
                __func__, d1, c1, x1, *zdet);
ramp_down:
        i = 0;
        while (x1) {
                regmap_read(wcd938x->regmap,
                                 WCD938X_ANA_MBHC_RESULT_1, &val);
                regmap_read(wcd938x->regmap,
                                 WCD938X_ANA_MBHC_RESULT_2, &val1);
                val = val << 0x08;
                val |= val1;
                x1 = WCD938X_MBHC_GET_X1(val);
                i++;
                if (i == WCD938X_ZDET_NUM_MEASUREMENTS)
                        break;
        }
}

static void wcd938x_mbhc_zdet_ramp(struct snd_soc_component *component,
                                 struct wcd938x_mbhc_zdet_param *zdet_param,
                                 int32_t *zl, int32_t *zr, s16 *d1_a)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        int32_t zdet = 0;

        snd_soc_component_write_field(component, WCD938X_MBHC_NEW_ZDET_ANA_CTL,
                                WCD938X_ZDET_MAXV_CTL_MASK, zdet_param->ldo_ctl);
        snd_soc_component_update_bits(component, WCD938X_ANA_MBHC_BTN5,
                                    WCD938X_VTH_MASK, zdet_param->btn5);
        snd_soc_component_update_bits(component, WCD938X_ANA_MBHC_BTN6,
                                      WCD938X_VTH_MASK, zdet_param->btn6);
        snd_soc_component_update_bits(component, WCD938X_ANA_MBHC_BTN7,
                                     WCD938X_VTH_MASK, zdet_param->btn7);
        snd_soc_component_write_field(component, WCD938X_MBHC_NEW_ZDET_ANA_CTL,
                                WCD938X_ZDET_RANGE_CTL_MASK, zdet_param->noff);
        snd_soc_component_update_bits(component, WCD938X_MBHC_NEW_ZDET_RAMP_CTL,
                                0x0F, zdet_param->nshift);

        if (!zl)
                goto z_right;
        /* Start impedance measurement for HPH_L */
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_ANA_MBHC_ZDET, 0x80, 0x80);
        dev_dbg(component->dev, "%s: ramp for HPH_L, noff = %d\n",
                __func__, zdet_param->noff);
        wcd938x_mbhc_get_result_params(component, d1_a, zdet_param->noff, &zdet);
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_ANA_MBHC_ZDET, 0x80, 0x00);

        *zl = zdet;

z_right:
        if (!zr)
                return;
        /* Start impedance measurement for HPH_R */
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_ANA_MBHC_ZDET, 0x40, 0x40);
        dev_dbg(component->dev, "%s: ramp for HPH_R, noff = %d\n",
                __func__, zdet_param->noff);
        wcd938x_mbhc_get_result_params(component, d1_a, zdet_param->noff, &zdet);
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_ANA_MBHC_ZDET, 0x40, 0x00);

        *zr = zdet;
}

static void wcd938x_wcd_mbhc_qfuse_cal(struct snd_soc_component *component,
                                        int32_t *z_val, int flag_l_r)
{
        s16 q1;
        int q1_cal;

        if (*z_val < (WCD938X_ZDET_VAL_400/1000))
                q1 = snd_soc_component_read(component,
                        WCD938X_DIGITAL_EFUSE_REG_23 + (2 * flag_l_r));
        else
                q1 = snd_soc_component_read(component,
                        WCD938X_DIGITAL_EFUSE_REG_24 + (2 * flag_l_r));
        if (q1 & 0x80)
                q1_cal = (10000 - ((q1 & 0x7F) * 25));
        else
                q1_cal = (10000 + (q1 * 25));
        if (q1_cal > 0)
                *z_val = ((*z_val) * 10000) / q1_cal;
}

static void wcd938x_wcd_mbhc_calc_impedance(struct snd_soc_component *component,
                                            uint32_t *zl, uint32_t *zr)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        s16 reg0, reg1, reg2, reg3, reg4;
        int32_t z1L, z1R, z1Ls;
        int zMono, z_diff1, z_diff2;
        bool is_fsm_disable = false;
        struct wcd938x_mbhc_zdet_param zdet_param[] = {
                {4, 0, 4, 0x08, 0x14, 0x18}, /* < 32ohm */
                {2, 0, 3, 0x18, 0x7C, 0x90}, /* 32ohm < Z < 400ohm */
                {1, 4, 5, 0x18, 0x7C, 0x90}, /* 400ohm < Z < 1200ohm */
                {1, 6, 7, 0x18, 0x7C, 0x90}, /* >1200ohm */
        };
        struct wcd938x_mbhc_zdet_param *zdet_param_ptr = NULL;
        s16 d1_a[][4] = {
                {0, 30, 90, 30},
                {0, 30, 30, 5},
                {0, 30, 30, 5},
                {0, 30, 30, 5},
        };
        s16 *d1 = NULL;

        reg0 = snd_soc_component_read(component, WCD938X_ANA_MBHC_BTN5);
        reg1 = snd_soc_component_read(component, WCD938X_ANA_MBHC_BTN6);
        reg2 = snd_soc_component_read(component, WCD938X_ANA_MBHC_BTN7);
        reg3 = snd_soc_component_read(component, WCD938X_MBHC_CTL_CLK);
        reg4 = snd_soc_component_read(component, WCD938X_MBHC_NEW_ZDET_ANA_CTL);

        if (snd_soc_component_read(component, WCD938X_ANA_MBHC_ELECT) & 0x80) {
                is_fsm_disable = true;
                regmap_update_bits(wcd938x->regmap,
                                   WCD938X_ANA_MBHC_ELECT, 0x80, 0x00);
        }

        /* For NO-jack, disable L_DET_EN before Z-det measurements */
        if (wcd938x->mbhc_cfg.hphl_swh)
                regmap_update_bits(wcd938x->regmap,
                                   WCD938X_ANA_MBHC_MECH, 0x80, 0x00);

        /* Turn off 100k pull down on HPHL */
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_ANA_MBHC_MECH, 0x01, 0x00);

        /* Disable surge protection before impedance detection.
         * This is done to give correct value for high impedance.
         */
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_HPH_SURGE_HPHLR_SURGE_EN, 0xC0, 0x00);
        /* 1ms delay needed after disable surge protection */
        usleep_range(1000, 1010);

        /* First get impedance on Left */
        d1 = d1_a[1];
        zdet_param_ptr = &zdet_param[1];
        wcd938x_mbhc_zdet_ramp(component, zdet_param_ptr, &z1L, NULL, d1);

        if (!WCD938X_MBHC_IS_SECOND_RAMP_REQUIRED(z1L))
                goto left_ch_impedance;

        /* Second ramp for left ch */
        if (z1L < WCD938X_ZDET_VAL_32) {
                zdet_param_ptr = &zdet_param[0];
                d1 = d1_a[0];
        } else if ((z1L > WCD938X_ZDET_VAL_400) &&
                  (z1L <= WCD938X_ZDET_VAL_1200)) {
                zdet_param_ptr = &zdet_param[2];
                d1 = d1_a[2];
        } else if (z1L > WCD938X_ZDET_VAL_1200) {
                zdet_param_ptr = &zdet_param[3];
                d1 = d1_a[3];
        }
        wcd938x_mbhc_zdet_ramp(component, zdet_param_ptr, &z1L, NULL, d1);

left_ch_impedance:
        if ((z1L == WCD938X_ZDET_FLOATING_IMPEDANCE) ||
                (z1L > WCD938X_ZDET_VAL_100K)) {
                *zl = WCD938X_ZDET_FLOATING_IMPEDANCE;
                zdet_param_ptr = &zdet_param[1];
                d1 = d1_a[1];
        } else {
                *zl = z1L/1000;
                wcd938x_wcd_mbhc_qfuse_cal(component, zl, 0);
        }
        dev_dbg(component->dev, "%s: impedance on HPH_L = %d(ohms)\n",
                __func__, *zl);

        /* Start of right impedance ramp and calculation */
        wcd938x_mbhc_zdet_ramp(component, zdet_param_ptr, NULL, &z1R, d1);
        if (WCD938X_MBHC_IS_SECOND_RAMP_REQUIRED(z1R)) {
                if (((z1R > WCD938X_ZDET_VAL_1200) &&
                        (zdet_param_ptr->noff == 0x6)) ||
                        ((*zl) != WCD938X_ZDET_FLOATING_IMPEDANCE))
                        goto right_ch_impedance;
                /* Second ramp for right ch */
                if (z1R < WCD938X_ZDET_VAL_32) {
                        zdet_param_ptr = &zdet_param[0];
                        d1 = d1_a[0];
                } else if ((z1R > WCD938X_ZDET_VAL_400) &&
                        (z1R <= WCD938X_ZDET_VAL_1200)) {
                        zdet_param_ptr = &zdet_param[2];
                        d1 = d1_a[2];
                } else if (z1R > WCD938X_ZDET_VAL_1200) {
                        zdet_param_ptr = &zdet_param[3];
                        d1 = d1_a[3];
                }
                wcd938x_mbhc_zdet_ramp(component, zdet_param_ptr, NULL, &z1R, d1);
        }
right_ch_impedance:
        if ((z1R == WCD938X_ZDET_FLOATING_IMPEDANCE) ||
                (z1R > WCD938X_ZDET_VAL_100K)) {
                *zr = WCD938X_ZDET_FLOATING_IMPEDANCE;
        } else {
                *zr = z1R/1000;
                wcd938x_wcd_mbhc_qfuse_cal(component, zr, 1);
        }
        dev_dbg(component->dev, "%s: impedance on HPH_R = %d(ohms)\n",
                __func__, *zr);

        /* Mono/stereo detection */
        if ((*zl == WCD938X_ZDET_FLOATING_IMPEDANCE) &&
                (*zr == WCD938X_ZDET_FLOATING_IMPEDANCE)) {
                dev_dbg(component->dev,
                        "%s: plug type is invalid or extension cable\n",
                        __func__);
                goto zdet_complete;
        }
        if ((*zl == WCD938X_ZDET_FLOATING_IMPEDANCE) ||
            (*zr == WCD938X_ZDET_FLOATING_IMPEDANCE) ||
            ((*zl < WCD_MONO_HS_MIN_THR) && (*zr > WCD_MONO_HS_MIN_THR)) ||
            ((*zl > WCD_MONO_HS_MIN_THR) && (*zr < WCD_MONO_HS_MIN_THR))) {
                dev_dbg(component->dev,
                        "%s: Mono plug type with one ch floating or shorted to GND\n",
                        __func__);
                wcd_mbhc_set_hph_type(wcd938x->wcd_mbhc, WCD_MBHC_HPH_MONO);
                goto zdet_complete;
        }
        snd_soc_component_write_field(component, WCD938X_HPH_R_ATEST,
                                      WCD938X_HPHPA_GND_OVR_MASK, 1);
        snd_soc_component_write_field(component, WCD938X_HPH_PA_CTL2,
                                      WCD938X_HPHPA_GND_R_MASK, 1);
        if (*zl < (WCD938X_ZDET_VAL_32/1000))
                wcd938x_mbhc_zdet_ramp(component, &zdet_param[0], &z1Ls, NULL, d1);
        else
                wcd938x_mbhc_zdet_ramp(component, &zdet_param[1], &z1Ls, NULL, d1);
        snd_soc_component_write_field(component, WCD938X_HPH_PA_CTL2,
                                      WCD938X_HPHPA_GND_R_MASK, 0);
        snd_soc_component_write_field(component, WCD938X_HPH_R_ATEST,
                                      WCD938X_HPHPA_GND_OVR_MASK, 0);
        z1Ls /= 1000;
        wcd938x_wcd_mbhc_qfuse_cal(component, &z1Ls, 0);
        /* Parallel of left Z and 9 ohm pull down resistor */
        zMono = ((*zl) * 9) / ((*zl) + 9);
        z_diff1 = (z1Ls > zMono) ? (z1Ls - zMono) : (zMono - z1Ls);
        z_diff2 = ((*zl) > z1Ls) ? ((*zl) - z1Ls) : (z1Ls - (*zl));
        if ((z_diff1 * (*zl + z1Ls)) > (z_diff2 * (z1Ls + zMono))) {
                dev_dbg(component->dev, "%s: stereo plug type detected\n",
                        __func__);
                wcd_mbhc_set_hph_type(wcd938x->wcd_mbhc, WCD_MBHC_HPH_STEREO);
        } else {
                dev_dbg(component->dev, "%s: MONO plug type detected\n",
                        __func__);
                wcd_mbhc_set_hph_type(wcd938x->wcd_mbhc, WCD_MBHC_HPH_MONO);
        }

        /* Enable surge protection again after impedance detection */
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_HPH_SURGE_HPHLR_SURGE_EN, 0xC0, 0xC0);
zdet_complete:
        snd_soc_component_write(component, WCD938X_ANA_MBHC_BTN5, reg0);
        snd_soc_component_write(component, WCD938X_ANA_MBHC_BTN6, reg1);
        snd_soc_component_write(component, WCD938X_ANA_MBHC_BTN7, reg2);
        /* Turn on 100k pull down on HPHL */
        regmap_update_bits(wcd938x->regmap,
                           WCD938X_ANA_MBHC_MECH, 0x01, 0x01);

        /* For NO-jack, re-enable L_DET_EN after Z-det measurements */
        if (wcd938x->mbhc_cfg.hphl_swh)
                regmap_update_bits(wcd938x->regmap,
                                   WCD938X_ANA_MBHC_MECH, 0x80, 0x80);

        snd_soc_component_write(component, WCD938X_MBHC_NEW_ZDET_ANA_CTL, reg4);
        snd_soc_component_write(component, WCD938X_MBHC_CTL_CLK, reg3);
        if (is_fsm_disable)
                regmap_update_bits(wcd938x->regmap,
                                   WCD938X_ANA_MBHC_ELECT, 0x80, 0x80);
}

static void wcd938x_mbhc_gnd_det_ctrl(struct snd_soc_component *component,
                        bool enable)
{
        if (enable) {
                snd_soc_component_write_field(component, WCD938X_ANA_MBHC_MECH,
                                              WCD938X_MBHC_HSG_PULLUP_COMP_EN, 1);
                snd_soc_component_write_field(component, WCD938X_ANA_MBHC_MECH,
                                              WCD938X_MBHC_GND_DET_EN_MASK, 1);
        } else {
                snd_soc_component_write_field(component, WCD938X_ANA_MBHC_MECH,
                                              WCD938X_MBHC_GND_DET_EN_MASK, 0);
                snd_soc_component_write_field(component, WCD938X_ANA_MBHC_MECH,
                                              WCD938X_MBHC_HSG_PULLUP_COMP_EN, 0);
        }
}

static void wcd938x_mbhc_hph_pull_down_ctrl(struct snd_soc_component *component,
                                          bool enable)
{
        snd_soc_component_write_field(component, WCD938X_HPH_PA_CTL2,
                                      WCD938X_HPHPA_GND_R_MASK, enable);
        snd_soc_component_write_field(component, WCD938X_HPH_PA_CTL2,
                                      WCD938X_HPHPA_GND_L_MASK, enable);
}

static void wcd938x_mbhc_moisture_config(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        if (wcd938x->mbhc_cfg.moist_rref == R_OFF) {
                snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                                    WCD938X_M_RTH_CTL_MASK, R_OFF);
                return;
        }

        /* Do not enable moisture detection if jack type is NC */
        if (!wcd938x->mbhc_cfg.hphl_swh) {
                dev_dbg(component->dev, "%s: disable moisture detection for NC\n",
                        __func__);
                snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                                    WCD938X_M_RTH_CTL_MASK, R_OFF);
                return;
        }

        snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                            WCD938X_M_RTH_CTL_MASK, wcd938x->mbhc_cfg.moist_rref);
}

static void wcd938x_mbhc_moisture_detect_en(struct snd_soc_component *component, bool enable)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        if (enable)
                snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                                        WCD938X_M_RTH_CTL_MASK, wcd938x->mbhc_cfg.moist_rref);
        else
                snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                                    WCD938X_M_RTH_CTL_MASK, R_OFF);
}

static bool wcd938x_mbhc_get_moisture_status(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        bool ret = false;

        if (wcd938x->mbhc_cfg.moist_rref == R_OFF) {
                snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                                    WCD938X_M_RTH_CTL_MASK, R_OFF);
                goto done;
        }

        /* Do not enable moisture detection if jack type is NC */
        if (!wcd938x->mbhc_cfg.hphl_swh) {
                dev_dbg(component->dev, "%s: disable moisture detection for NC\n",
                        __func__);
                snd_soc_component_write_field(component, WCD938X_MBHC_NEW_CTL_2,
                                    WCD938X_M_RTH_CTL_MASK, R_OFF);
                goto done;
        }

        /*
         * If moisture_en is already enabled, then skip to plug type
         * detection.
         */
        if (snd_soc_component_read_field(component, WCD938X_MBHC_NEW_CTL_2, WCD938X_M_RTH_CTL_MASK))
                goto done;

        wcd938x_mbhc_moisture_detect_en(component, true);
        /* Read moisture comparator status */
        ret = ((snd_soc_component_read(component, WCD938X_MBHC_NEW_FSM_STATUS)
                                & 0x20) ? 0 : 1);

done:
        return ret;

}

static void wcd938x_mbhc_moisture_polling_ctrl(struct snd_soc_component *component,
                                                bool enable)
{
        snd_soc_component_write_field(component,
                              WCD938X_MBHC_NEW_INT_MOISTURE_DET_POLLING_CTRL,
                              WCD938X_MOISTURE_EN_POLLING_MASK, enable);
}

static const struct wcd_mbhc_cb mbhc_cb = {
        .clk_setup = wcd938x_mbhc_clk_setup,
        .mbhc_bias = wcd938x_mbhc_mbhc_bias_control,
        .set_btn_thr = wcd938x_mbhc_program_btn_thr,
        .micbias_enable_status = wcd938x_mbhc_micb_en_status,
        .hph_pull_up_control_v2 = wcd938x_mbhc_hph_l_pull_up_control,
        .mbhc_micbias_control = wcd938x_mbhc_request_micbias,
        .mbhc_micb_ramp_control = wcd938x_mbhc_micb_ramp_control,
        .mbhc_micb_ctrl_thr_mic = wcd938x_mbhc_micb_ctrl_threshold_mic,
        .compute_impedance = wcd938x_wcd_mbhc_calc_impedance,
        .mbhc_gnd_det_ctrl = wcd938x_mbhc_gnd_det_ctrl,
        .hph_pull_down_ctrl = wcd938x_mbhc_hph_pull_down_ctrl,
        .mbhc_moisture_config = wcd938x_mbhc_moisture_config,
        .mbhc_get_moisture_status = wcd938x_mbhc_get_moisture_status,
        .mbhc_moisture_polling_ctrl = wcd938x_mbhc_moisture_polling_ctrl,
        .mbhc_moisture_detect_en = wcd938x_mbhc_moisture_detect_en,
};

static int wcd938x_get_hph_type(struct snd_kcontrol *kcontrol,
                              struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        ucontrol->value.integer.value[0] = wcd_mbhc_get_hph_type(wcd938x->wcd_mbhc);

        return 0;
}

static int wcd938x_hph_impedance_get(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        uint32_t zl, zr;
        bool hphr;
        struct soc_mixer_control *mc;
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        mc = (struct soc_mixer_control *)(kcontrol->private_value);
        hphr = mc->shift;
        wcd_mbhc_get_impedance(wcd938x->wcd_mbhc, &zl, &zr);
        dev_dbg(component->dev, "%s: zl=%u(ohms), zr=%u(ohms)\n", __func__, zl, zr);
        ucontrol->value.integer.value[0] = hphr ? zr : zl;

        return 0;
}

static const struct snd_kcontrol_new hph_type_detect_controls[] = {
        SOC_SINGLE_EXT("HPH Type", 0, 0, WCD_MBHC_HPH_STEREO, 0,
                       wcd938x_get_hph_type, NULL),
};

static const struct snd_kcontrol_new impedance_detect_controls[] = {
        SOC_SINGLE_EXT("HPHL Impedance", 0, 0, INT_MAX, 0,
                       wcd938x_hph_impedance_get, NULL),
        SOC_SINGLE_EXT("HPHR Impedance", 0, 1, INT_MAX, 0,
                       wcd938x_hph_impedance_get, NULL),
};

static int wcd938x_mbhc_init(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct wcd_mbhc_intr *intr_ids = &wcd938x->intr_ids;

        intr_ids->mbhc_sw_intr = regmap_irq_get_virq(wcd938x->irq_chip,
                                                    WCD938X_IRQ_MBHC_SW_DET);
        intr_ids->mbhc_btn_press_intr = regmap_irq_get_virq(wcd938x->irq_chip,
                                                           WCD938X_IRQ_MBHC_BUTTON_PRESS_DET);
        intr_ids->mbhc_btn_release_intr = regmap_irq_get_virq(wcd938x->irq_chip,
                                                             WCD938X_IRQ_MBHC_BUTTON_RELEASE_DET);
        intr_ids->mbhc_hs_ins_intr = regmap_irq_get_virq(wcd938x->irq_chip,
                                                        WCD938X_IRQ_MBHC_ELECT_INS_REM_LEG_DET);
        intr_ids->mbhc_hs_rem_intr = regmap_irq_get_virq(wcd938x->irq_chip,
                                                        WCD938X_IRQ_MBHC_ELECT_INS_REM_DET);
        intr_ids->hph_left_ocp = regmap_irq_get_virq(wcd938x->irq_chip,
                                                    WCD938X_IRQ_HPHL_OCP_INT);
        intr_ids->hph_right_ocp = regmap_irq_get_virq(wcd938x->irq_chip,
                                                     WCD938X_IRQ_HPHR_OCP_INT);

        wcd938x->wcd_mbhc = wcd_mbhc_init(component, &mbhc_cb, intr_ids, wcd_mbhc_fields, true);
        if (IS_ERR(wcd938x->wcd_mbhc))
                return PTR_ERR(wcd938x->wcd_mbhc);

        snd_soc_add_component_controls(component, impedance_detect_controls,
                                       ARRAY_SIZE(impedance_detect_controls));
        snd_soc_add_component_controls(component, hph_type_detect_controls,
                                       ARRAY_SIZE(hph_type_detect_controls));

        return 0;
}

static void wcd938x_mbhc_deinit(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        wcd_mbhc_deinit(wcd938x->wcd_mbhc);
}

/* END MBHC */

static const struct snd_kcontrol_new wcd938x_snd_controls[] = {
        SOC_SINGLE_EXT("HPHL_COMP Switch", WCD938X_COMP_L, 0, 1, 0,
                       wcd938x_get_compander, wcd938x_set_compander),
        SOC_SINGLE_EXT("HPHR_COMP Switch", WCD938X_COMP_R, 1, 1, 0,
                       wcd938x_get_compander, wcd938x_set_compander),
        SOC_SINGLE_EXT("HPHL Switch", WCD938X_HPH_L, 0, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("HPHR Switch", WCD938X_HPH_R, 0, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("CLSH Switch", WCD938X_CLSH, 0, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("LO Switch", WCD938X_LO, 0, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DSD_L Switch", WCD938X_DSD_L, 0, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DSD_R Switch", WCD938X_DSD_R, 0, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_TLV("HPHL Volume", WCD938X_HPH_L_EN, 0, 0x18, 1, line_gain),
        SOC_SINGLE_TLV("HPHR Volume", WCD938X_HPH_R_EN, 0, 0x18, 1, line_gain),
        WCD938X_EAR_PA_GAIN_TLV("EAR_PA Volume", WCD938X_ANA_EAR_COMPANDER_CTL,
                                2, 0x10, 0, ear_pa_gain),
        SOC_SINGLE_EXT("ADC1 Switch", WCD938X_ADC1, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("ADC2 Switch", WCD938X_ADC2, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("ADC3 Switch", WCD938X_ADC3, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("ADC4 Switch", WCD938X_ADC4, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC0 Switch", WCD938X_DMIC0, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC1 Switch", WCD938X_DMIC1, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("MBHC Switch", WCD938X_MBHC, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC2 Switch", WCD938X_DMIC2, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC3 Switch", WCD938X_DMIC3, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC4 Switch", WCD938X_DMIC4, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC5 Switch", WCD938X_DMIC5, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC6 Switch", WCD938X_DMIC6, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("DMIC7 Switch", WCD938X_DMIC7, 1, 1, 0,
                       wcd938x_get_swr_port, wcd938x_set_swr_port),
        SOC_SINGLE_EXT("LDOH Enable Switch", SND_SOC_NOPM, 0, 1, 0,
                       wcd938x_ldoh_get, wcd938x_ldoh_put),

        SOC_SINGLE_TLV("ADC1 Volume", WCD938X_ANA_TX_CH1, 0, 20, 0, analog_gain),
        SOC_SINGLE_TLV("ADC2 Volume", WCD938X_ANA_TX_CH2, 0, 20, 0, analog_gain),
        SOC_SINGLE_TLV("ADC3 Volume", WCD938X_ANA_TX_CH3, 0, 20, 0, analog_gain),
        SOC_SINGLE_TLV("ADC4 Volume", WCD938X_ANA_TX_CH4, 0, 20, 0, analog_gain),
};

static const struct snd_soc_dapm_widget wcd938x_dapm_widgets[] = {

        /*input widgets*/
        SND_SOC_DAPM_INPUT("AMIC1"),
        SND_SOC_DAPM_INPUT("AMIC2"),
        SND_SOC_DAPM_INPUT("AMIC3"),
        SND_SOC_DAPM_INPUT("AMIC4"),
        SND_SOC_DAPM_INPUT("AMIC5"),
        SND_SOC_DAPM_INPUT("AMIC6"),
        SND_SOC_DAPM_INPUT("AMIC7"),
        SND_SOC_DAPM_MIC("Analog Mic1", NULL),
        SND_SOC_DAPM_MIC("Analog Mic2", NULL),
        SND_SOC_DAPM_MIC("Analog Mic3", NULL),
        SND_SOC_DAPM_MIC("Analog Mic4", NULL),
        SND_SOC_DAPM_MIC("Analog Mic5", NULL),

        /*tx widgets*/
        SND_SOC_DAPM_ADC_E("ADC1", NULL, SND_SOC_NOPM, 0, 0,
                           wcd938x_codec_enable_adc,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("ADC2", NULL, SND_SOC_NOPM, 1, 0,
                           wcd938x_codec_enable_adc,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("ADC3", NULL, SND_SOC_NOPM, 2, 0,
                           wcd938x_codec_enable_adc,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("ADC4", NULL, SND_SOC_NOPM, 3, 0,
                           wcd938x_codec_enable_adc,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC1", NULL, SND_SOC_NOPM, 0, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC2", NULL, SND_SOC_NOPM, 1, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC3", NULL, SND_SOC_NOPM, 2, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC4", NULL, SND_SOC_NOPM, 3, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC5", NULL, SND_SOC_NOPM, 4, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC6", NULL, SND_SOC_NOPM, 5, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC7", NULL, SND_SOC_NOPM, 6, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_ADC_E("DMIC8", NULL, SND_SOC_NOPM, 7, 0,
                           wcd938x_codec_enable_dmic,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

        SND_SOC_DAPM_MIXER_E("ADC1 REQ", SND_SOC_NOPM, 0, 0,
                             NULL, 0, wcd938x_adc_enable_req,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("ADC2 REQ", SND_SOC_NOPM, 1, 0,
                             NULL, 0, wcd938x_adc_enable_req,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("ADC3 REQ", SND_SOC_NOPM, 2, 0,
                             NULL, 0, wcd938x_adc_enable_req,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("ADC4 REQ", SND_SOC_NOPM, 3, 0, NULL, 0,
                             wcd938x_adc_enable_req,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

        SND_SOC_DAPM_MUX("ADC2 MUX", SND_SOC_NOPM, 0, 0, &tx_adc2_mux),
        SND_SOC_DAPM_MUX("ADC3 MUX", SND_SOC_NOPM, 0, 0, &tx_adc3_mux),
        SND_SOC_DAPM_MUX("ADC4 MUX", SND_SOC_NOPM, 0, 0, &tx_adc4_mux),
        SND_SOC_DAPM_MUX("HDR12 MUX", SND_SOC_NOPM, 0, 0, &tx_hdr12_mux),
        SND_SOC_DAPM_MUX("HDR34 MUX", SND_SOC_NOPM, 0, 0, &tx_hdr34_mux),

        /*tx mixers*/
        SND_SOC_DAPM_MIXER_E("ADC1_MIXER", SND_SOC_NOPM, 0, 0, adc1_switch,
                             ARRAY_SIZE(adc1_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("ADC2_MIXER", SND_SOC_NOPM, 0, 0, adc2_switch,
                             ARRAY_SIZE(adc2_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("ADC3_MIXER", SND_SOC_NOPM, 0, 0, adc3_switch,
                             ARRAY_SIZE(adc3_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("ADC4_MIXER", SND_SOC_NOPM, 0, 0, adc4_switch,
                             ARRAY_SIZE(adc4_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC1_MIXER", SND_SOC_NOPM, 0, 0, dmic1_switch,
                             ARRAY_SIZE(dmic1_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC2_MIXER", SND_SOC_NOPM, 0, 0, dmic2_switch,
                             ARRAY_SIZE(dmic2_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC3_MIXER", SND_SOC_NOPM, 0, 0, dmic3_switch,
                             ARRAY_SIZE(dmic3_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC4_MIXER", SND_SOC_NOPM, 0, 0, dmic4_switch,
                             ARRAY_SIZE(dmic4_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC5_MIXER", SND_SOC_NOPM, 0, 0, dmic5_switch,
                             ARRAY_SIZE(dmic5_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC6_MIXER", SND_SOC_NOPM, 0, 0, dmic6_switch,
                             ARRAY_SIZE(dmic6_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC7_MIXER", SND_SOC_NOPM, 0, 0, dmic7_switch,
                             ARRAY_SIZE(dmic7_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_MIXER_E("DMIC8_MIXER", SND_SOC_NOPM, 0, 0, dmic8_switch,
                             ARRAY_SIZE(dmic8_switch), wcd938x_tx_swr_ctrl,
                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        /* micbias widgets*/
        SND_SOC_DAPM_SUPPLY("MIC BIAS1", SND_SOC_NOPM, MIC_BIAS_1, 0,
                            wcd938x_codec_enable_micbias,
                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                            SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("MIC BIAS2", SND_SOC_NOPM, MIC_BIAS_2, 0,
                            wcd938x_codec_enable_micbias,
                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                            SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("MIC BIAS3", SND_SOC_NOPM, MIC_BIAS_3, 0,
                            wcd938x_codec_enable_micbias,
                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                            SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("MIC BIAS4", SND_SOC_NOPM, MIC_BIAS_4, 0,
                            wcd938x_codec_enable_micbias,
                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                            SND_SOC_DAPM_POST_PMD),

        /* micbias pull up widgets*/
        SND_SOC_DAPM_SUPPLY("VA MIC BIAS1", SND_SOC_NOPM, MIC_BIAS_1, 0,
                                wcd938x_codec_enable_micbias_pullup,
                                SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                                SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("VA MIC BIAS2", SND_SOC_NOPM, MIC_BIAS_2, 0,
                                wcd938x_codec_enable_micbias_pullup,
                                SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                                SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("VA MIC BIAS3", SND_SOC_NOPM, MIC_BIAS_3, 0,
                                wcd938x_codec_enable_micbias_pullup,
                                SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                                SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("VA MIC BIAS4", SND_SOC_NOPM, MIC_BIAS_4, 0,
                                wcd938x_codec_enable_micbias_pullup,
                                SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                                SND_SOC_DAPM_POST_PMD),

        /*output widgets tx*/
        SND_SOC_DAPM_OUTPUT("ADC1_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("ADC2_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("ADC3_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("ADC4_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC1_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC2_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC3_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC4_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC5_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC6_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC7_OUTPUT"),
        SND_SOC_DAPM_OUTPUT("DMIC8_OUTPUT"),

        SND_SOC_DAPM_INPUT("IN1_HPHL"),
        SND_SOC_DAPM_INPUT("IN2_HPHR"),
        SND_SOC_DAPM_INPUT("IN3_AUX"),

        /*rx widgets*/
        SND_SOC_DAPM_PGA_E("EAR PGA", WCD938X_ANA_EAR, 7, 0, NULL, 0,
                           wcd938x_codec_enable_ear_pa,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_PGA_E("AUX PGA", WCD938X_AUX_AUXPA, 7, 0, NULL, 0,
                           wcd938x_codec_enable_aux_pa,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_PGA_E("HPHL PGA", WCD938X_ANA_HPH, 7, 0, NULL, 0,
                           wcd938x_codec_enable_hphl_pa,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_PGA_E("HPHR PGA", WCD938X_ANA_HPH, 6, 0, NULL, 0,
                           wcd938x_codec_enable_hphr_pa,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),

        SND_SOC_DAPM_DAC_E("RDAC1", NULL, SND_SOC_NOPM, 0, 0,
                           wcd938x_codec_hphl_dac_event,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_DAC_E("RDAC2", NULL, SND_SOC_NOPM, 0, 0,
                           wcd938x_codec_hphr_dac_event,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_DAC_E("RDAC3", NULL, SND_SOC_NOPM, 0, 0,
                           wcd938x_codec_ear_dac_event,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_DAC_E("RDAC4", NULL, SND_SOC_NOPM, 0, 0,
                           wcd938x_codec_aux_dac_event,
                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                           SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),

        SND_SOC_DAPM_MUX("RDAC3_MUX", SND_SOC_NOPM, 0, 0, &rx_rdac3_mux),

        SND_SOC_DAPM_SUPPLY("VDD_BUCK", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("RXCLK", SND_SOC_NOPM, 0, 0,
                            wcd938x_codec_enable_rxclk,
                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                            SND_SOC_DAPM_POST_PMD),

        SND_SOC_DAPM_SUPPLY_S("CLS_H_PORT", 1, SND_SOC_NOPM, 0, 0, NULL, 0),

        SND_SOC_DAPM_MIXER_E("RX1", SND_SOC_NOPM, 0, 0, NULL, 0, NULL, 0),
        SND_SOC_DAPM_MIXER_E("RX2", SND_SOC_NOPM, 0, 0, NULL, 0, NULL, 0),
        SND_SOC_DAPM_MIXER_E("RX3", SND_SOC_NOPM, 0, 0, NULL, 0, NULL, 0),

        /* rx mixer widgets*/
        SND_SOC_DAPM_MIXER("EAR_RDAC", SND_SOC_NOPM, 0, 0,
                           ear_rdac_switch, ARRAY_SIZE(ear_rdac_switch)),
        SND_SOC_DAPM_MIXER("AUX_RDAC", SND_SOC_NOPM, 0, 0,
                           aux_rdac_switch, ARRAY_SIZE(aux_rdac_switch)),
        SND_SOC_DAPM_MIXER("HPHL_RDAC", SND_SOC_NOPM, 0, 0,
                           hphl_rdac_switch, ARRAY_SIZE(hphl_rdac_switch)),
        SND_SOC_DAPM_MIXER("HPHR_RDAC", SND_SOC_NOPM, 0, 0,
                           hphr_rdac_switch, ARRAY_SIZE(hphr_rdac_switch)),

        /*output widgets rx*/
        SND_SOC_DAPM_OUTPUT("EAR"),
        SND_SOC_DAPM_OUTPUT("AUX"),
        SND_SOC_DAPM_OUTPUT("HPHL"),
        SND_SOC_DAPM_OUTPUT("HPHR"),

};

static const struct snd_soc_dapm_route wcd938x_audio_map[] = {
        {"ADC1_OUTPUT", NULL, "ADC1_MIXER"},
        {"ADC1_MIXER", "Switch", "ADC1 REQ"},
        {"ADC1 REQ", NULL, "ADC1"},
        {"ADC1", NULL, "AMIC1"},

        {"ADC2_OUTPUT", NULL, "ADC2_MIXER"},
        {"ADC2_MIXER", "Switch", "ADC2 REQ"},
        {"ADC2 REQ", NULL, "ADC2"},
        {"ADC2", NULL, "HDR12 MUX"},
        {"HDR12 MUX", "NO_HDR12", "ADC2 MUX"},
        {"HDR12 MUX", "HDR12", "AMIC1"},
        {"ADC2 MUX", "INP3", "AMIC3"},
        {"ADC2 MUX", "INP2", "AMIC2"},

        {"ADC3_OUTPUT", NULL, "ADC3_MIXER"},
        {"ADC3_MIXER", "Switch", "ADC3 REQ"},
        {"ADC3 REQ", NULL, "ADC3"},
        {"ADC3", NULL, "HDR34 MUX"},
        {"HDR34 MUX", "NO_HDR34", "ADC3 MUX"},
        {"HDR34 MUX", "HDR34", "AMIC5"},
        {"ADC3 MUX", "INP4", "AMIC4"},
        {"ADC3 MUX", "INP6", "AMIC6"},

        {"ADC4_OUTPUT", NULL, "ADC4_MIXER"},
        {"ADC4_MIXER", "Switch", "ADC4 REQ"},
        {"ADC4 REQ", NULL, "ADC4"},
        {"ADC4", NULL, "ADC4 MUX"},
        {"ADC4 MUX", "INP5", "AMIC5"},
        {"ADC4 MUX", "INP7", "AMIC7"},

        {"DMIC1_OUTPUT", NULL, "DMIC1_MIXER"},
        {"DMIC1_MIXER", "Switch", "DMIC1"},

        {"DMIC2_OUTPUT", NULL, "DMIC2_MIXER"},
        {"DMIC2_MIXER", "Switch", "DMIC2"},

        {"DMIC3_OUTPUT", NULL, "DMIC3_MIXER"},
        {"DMIC3_MIXER", "Switch", "DMIC3"},

        {"DMIC4_OUTPUT", NULL, "DMIC4_MIXER"},
        {"DMIC4_MIXER", "Switch", "DMIC4"},

        {"DMIC5_OUTPUT", NULL, "DMIC5_MIXER"},
        {"DMIC5_MIXER", "Switch", "DMIC5"},

        {"DMIC6_OUTPUT", NULL, "DMIC6_MIXER"},
        {"DMIC6_MIXER", "Switch", "DMIC6"},

        {"DMIC7_OUTPUT", NULL, "DMIC7_MIXER"},
        {"DMIC7_MIXER", "Switch", "DMIC7"},

        {"DMIC8_OUTPUT", NULL, "DMIC8_MIXER"},
        {"DMIC8_MIXER", "Switch", "DMIC8"},

        {"IN1_HPHL", NULL, "VDD_BUCK"},
        {"IN1_HPHL", NULL, "CLS_H_PORT"},

        {"RX1", NULL, "IN1_HPHL"},
        {"RX1", NULL, "RXCLK"},
        {"RDAC1", NULL, "RX1"},
        {"HPHL_RDAC", "Switch", "RDAC1"},
        {"HPHL PGA", NULL, "HPHL_RDAC"},
        {"HPHL", NULL, "HPHL PGA"},

        {"IN2_HPHR", NULL, "VDD_BUCK"},
        {"IN2_HPHR", NULL, "CLS_H_PORT"},
        {"RX2", NULL, "IN2_HPHR"},
        {"RDAC2", NULL, "RX2"},
        {"RX2", NULL, "RXCLK"},
        {"HPHR_RDAC", "Switch", "RDAC2"},
        {"HPHR PGA", NULL, "HPHR_RDAC"},
        {"HPHR", NULL, "HPHR PGA"},

        {"IN3_AUX", NULL, "VDD_BUCK"},
        {"IN3_AUX", NULL, "CLS_H_PORT"},
        {"RX3", NULL, "IN3_AUX"},
        {"RDAC4", NULL, "RX3"},
        {"RX3", NULL, "RXCLK"},
        {"AUX_RDAC", "Switch", "RDAC4"},
        {"AUX PGA", NULL, "AUX_RDAC"},
        {"AUX", NULL, "AUX PGA"},

        {"RDAC3_MUX", "RX3", "RX3"},
        {"RDAC3_MUX", "RX1", "RX1"},
        {"RDAC3", NULL, "RDAC3_MUX"},
        {"EAR_RDAC", "Switch", "RDAC3"},
        {"EAR PGA", NULL, "EAR_RDAC"},
        {"EAR", NULL, "EAR PGA"},
};

static void wcd938x_set_micbias_data(struct device *dev, struct wcd938x_priv *wcd938x)
{
        regmap_update_bits(wcd938x->regmap, WCD938X_ANA_MICB1,
                           WCD938X_MICB_VOUT_MASK, wcd938x->common.micb_vout[0]);
        regmap_update_bits(wcd938x->regmap, WCD938X_ANA_MICB2,
                           WCD938X_MICB_VOUT_MASK, wcd938x->common.micb_vout[1]);
        regmap_update_bits(wcd938x->regmap, WCD938X_ANA_MICB3,
                           WCD938X_MICB_VOUT_MASK, wcd938x->common.micb_vout[2]);
        regmap_update_bits(wcd938x->regmap, WCD938X_ANA_MICB4,
                           WCD938X_MICB_VOUT_MASK, wcd938x->common.micb_vout[3]);
}

static irqreturn_t wcd938x_wd_handle_irq(int irq, void *data)
{
        return IRQ_HANDLED;
}

static const struct irq_chip wcd_irq_chip = {
        .name = "WCD938x",
};

static int wcd_irq_chip_map(struct irq_domain *irqd, unsigned int virq,
                        irq_hw_number_t hw)
{
        irq_set_chip_and_handler(virq, &wcd_irq_chip, handle_simple_irq);
        irq_set_nested_thread(virq, 1);
        irq_set_noprobe(virq);

        return 0;
}

static const struct irq_domain_ops wcd_domain_ops = {
        .map = wcd_irq_chip_map,
};

static int wcd938x_irq_init(struct wcd938x_priv *wcd, struct device *dev)
{

        wcd->virq = irq_domain_create_linear(NULL, 1, &wcd_domain_ops, NULL);
        if (!(wcd->virq)) {
                dev_err(dev, "%s: Failed to add IRQ domain\n", __func__);
                return -EINVAL;
        }

        return devm_regmap_add_irq_chip(dev, wcd->regmap,
                                        irq_create_mapping(wcd->virq, 0),
                                        IRQF_ONESHOT, 0, &wcd938x_regmap_irq_chip,
                                        &wcd->irq_chip);
}

static int wcd938x_soc_codec_probe(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct sdw_slave *tx_sdw_dev = wcd938x->tx_sdw_dev;
        struct device *dev = component->dev;
        unsigned long time_left;
        unsigned int variant;
        int ret, i;

        time_left = wait_for_completion_timeout(&tx_sdw_dev->initialization_complete,
                                                msecs_to_jiffies(2000));
        if (!time_left) {
                dev_err(dev, "soundwire device init timeout\n");
                return -ETIMEDOUT;
        }

        snd_soc_component_init_regmap(component, wcd938x->regmap);

        ret = pm_runtime_resume_and_get(dev);
        if (ret < 0)
                return ret;

        variant = snd_soc_component_read_field(component,
                                               WCD938X_DIGITAL_EFUSE_REG_0,
                                               WCD938X_ID_MASK);

        wcd938x->clsh_info = wcd_clsh_ctrl_alloc(component, WCD938X);
        if (IS_ERR(wcd938x->clsh_info)) {
                pm_runtime_put(dev);
                return PTR_ERR(wcd938x->clsh_info);
        }

        wcd938x_io_init(wcd938x);
        /* Set all interrupts as edge triggered */
        for (i = 0; i < wcd938x_regmap_irq_chip.num_regs; i++) {
                regmap_write(wcd938x->regmap,
                             (WCD938X_DIGITAL_INTR_LEVEL_0 + i), 0);
        }

        pm_runtime_put(dev);

        wcd938x->hphr_pdm_wd_int = regmap_irq_get_virq(wcd938x->irq_chip,
                                                       WCD938X_IRQ_HPHR_PDM_WD_INT);
        wcd938x->hphl_pdm_wd_int = regmap_irq_get_virq(wcd938x->irq_chip,
                                                       WCD938X_IRQ_HPHL_PDM_WD_INT);
        wcd938x->aux_pdm_wd_int = regmap_irq_get_virq(wcd938x->irq_chip,
                                                       WCD938X_IRQ_AUX_PDM_WD_INT);

        /* Request for watchdog interrupt */
        ret = request_threaded_irq(wcd938x->hphr_pdm_wd_int, NULL, wcd938x_wd_handle_irq,
                                   IRQF_ONESHOT | IRQF_TRIGGER_RISING,
                                   "HPHR PDM WD INT", wcd938x);
        if (ret) {
                dev_err(dev, "Failed to request HPHR WD interrupt (%d)\n", ret);
                goto err_free_clsh_ctrl;
        }

        ret = request_threaded_irq(wcd938x->hphl_pdm_wd_int, NULL, wcd938x_wd_handle_irq,
                                   IRQF_ONESHOT | IRQF_TRIGGER_RISING,
                                   "HPHL PDM WD INT", wcd938x);
        if (ret) {
                dev_err(dev, "Failed to request HPHL WD interrupt (%d)\n", ret);
                goto err_free_hphr_pdm_wd_int;
        }

        ret = request_threaded_irq(wcd938x->aux_pdm_wd_int, NULL, wcd938x_wd_handle_irq,
                                   IRQF_ONESHOT | IRQF_TRIGGER_RISING,
                                   "AUX PDM WD INT", wcd938x);
        if (ret) {
                dev_err(dev, "Failed to request Aux WD interrupt (%d)\n", ret);
                goto err_free_hphl_pdm_wd_int;
        }

        /* Disable watchdog interrupt for HPH and AUX */
        disable_irq_nosync(wcd938x->hphr_pdm_wd_int);
        disable_irq_nosync(wcd938x->hphl_pdm_wd_int);
        disable_irq_nosync(wcd938x->aux_pdm_wd_int);

        switch (variant) {
        case CHIPID_WCD9380:
                ret = snd_soc_add_component_controls(component, wcd9380_snd_controls,
                                        ARRAY_SIZE(wcd9380_snd_controls));
                if (ret < 0) {
                        dev_err(component->dev,
                                "%s: Failed to add snd ctrls for variant: %d\n",
                                __func__, variant);
                        goto err_free_aux_pdm_wd_int;
                }
                break;
        case CHIPID_WCD9385:
                ret = snd_soc_add_component_controls(component, wcd9385_snd_controls,
                                        ARRAY_SIZE(wcd9385_snd_controls));
                if (ret < 0) {
                        dev_err(component->dev,
                                "%s: Failed to add snd ctrls for variant: %d\n",
                                __func__, variant);
                        goto err_free_aux_pdm_wd_int;
                }
                break;
        default:
                break;
        }

        ret = wcd938x_mbhc_init(component);
        if (ret) {
                dev_err(component->dev,  "mbhc initialization failed\n");
                goto err_free_aux_pdm_wd_int;
        }

        return 0;

err_free_aux_pdm_wd_int:
        free_irq(wcd938x->aux_pdm_wd_int, wcd938x);
err_free_hphl_pdm_wd_int:
        free_irq(wcd938x->hphl_pdm_wd_int, wcd938x);
err_free_hphr_pdm_wd_int:
        free_irq(wcd938x->hphr_pdm_wd_int, wcd938x);
err_free_clsh_ctrl:
        wcd_clsh_ctrl_free(wcd938x->clsh_info);

        return ret;
}

static void wcd938x_soc_codec_remove(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);

        wcd938x_mbhc_deinit(component);

        free_irq(wcd938x->aux_pdm_wd_int, wcd938x);
        free_irq(wcd938x->hphl_pdm_wd_int, wcd938x);
        free_irq(wcd938x->hphr_pdm_wd_int, wcd938x);

        wcd_clsh_ctrl_free(wcd938x->clsh_info);
}

static int wcd938x_codec_set_jack(struct snd_soc_component *comp,
                                  struct snd_soc_jack *jack, void *data)
{
        struct wcd938x_priv *wcd = dev_get_drvdata(comp->dev);

        if (jack)
                return wcd_mbhc_start(wcd->wcd_mbhc, &wcd->mbhc_cfg, jack);
        else
                wcd_mbhc_stop(wcd->wcd_mbhc);

        return 0;
}

static const struct snd_soc_component_driver soc_codec_dev_wcd938x = {
        .name = "wcd938x_codec",
        .probe = wcd938x_soc_codec_probe,
        .remove = wcd938x_soc_codec_remove,
        .controls = wcd938x_snd_controls,
        .num_controls = ARRAY_SIZE(wcd938x_snd_controls),
        .dapm_widgets = wcd938x_dapm_widgets,
        .num_dapm_widgets = ARRAY_SIZE(wcd938x_dapm_widgets),
        .dapm_routes = wcd938x_audio_map,
        .num_dapm_routes = ARRAY_SIZE(wcd938x_audio_map),
        .set_jack = wcd938x_codec_set_jack,
        .endianness = 1,
};

static bool wcd938x_swap_gnd_mic(struct snd_soc_component *component)
{
        struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
        struct device *dev = component->dev;
        int ret;

        if (wcd938x->us_euro_mux) {
                if (wcd938x->mux_setup_done)
                        mux_control_deselect(wcd938x->us_euro_mux);

                ret = mux_control_try_select(wcd938x->us_euro_mux, !wcd938x->mux_state);
                if (ret) {
                        dev_err(dev, "Error (%d) Unable to select us/euro mux state\n", ret);
                        wcd938x->mux_setup_done = false;
                        return false;
                }
                wcd938x->mux_setup_done = true;
        } else {
                gpiod_set_value(wcd938x->us_euro_gpio, !wcd938x->mux_state);
        }

        wcd938x->mux_state = !wcd938x->mux_state;

        return true;
}


static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device *dev)
{
        struct wcd_mbhc_config *cfg = &wcd938x->mbhc_cfg;
        int ret;

        wcd938x->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
        if (IS_ERR(wcd938x->reset_gpio))
                return dev_err_probe(dev, PTR_ERR(wcd938x->reset_gpio),
                                     "Failed to get reset gpio\n");

        if (of_property_present(dev->of_node, "mux-controls")) {
                wcd938x->us_euro_mux = devm_mux_control_get(dev, NULL);
                if (IS_ERR(wcd938x->us_euro_mux)) {
                        ret = PTR_ERR(wcd938x->us_euro_mux);
                        return dev_err_probe(dev, ret, "failed to get mux control\n");
                }

                ret = mux_control_try_select(wcd938x->us_euro_mux, wcd938x->mux_state);
                if (ret) {
                        dev_err(dev, "Error (%d) Unable to select us/euro mux state\n", ret);
                        return ret;
                }
                wcd938x->mux_setup_done = true;
        } else {
                wcd938x->us_euro_gpio = devm_gpiod_get_optional(dev, "us-euro", GPIOD_OUT_LOW);
                if (IS_ERR(wcd938x->us_euro_gpio))
                        return dev_err_probe(dev, PTR_ERR(wcd938x->us_euro_gpio),
                                             "us-euro swap Control GPIO not found\n");
        }

        cfg->swap_gnd_mic = wcd938x_swap_gnd_mic;

        ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(wcd938x_supplies),
                                             wcd938x_supplies);
        if (ret)
                return dev_err_probe(dev, ret, "Failed to get and enable supplies\n");

        ret = wcd_dt_parse_micbias_info(&wcd938x->common);
        if (ret)
                return dev_err_probe(dev, ret, "Failed to get and enable supplies\n");

        cfg->mbhc_micbias = MIC_BIAS_2;
        cfg->anc_micbias = MIC_BIAS_2;
        cfg->v_hs_max = WCD_MBHC_HS_V_MAX;
        cfg->num_btn = WCD938X_MBHC_MAX_BUTTONS;
        cfg->micb_mv = wcd938x->common.micb_mv[2];
        cfg->linein_th = 5000;
        cfg->hs_thr = 1700;
        cfg->hph_thr = 50;

        wcd_dt_parse_mbhc_data(dev, cfg);

        return 0;
}

static int wcd938x_reset(struct wcd938x_priv *wcd938x)
{
        gpiod_set_value(wcd938x->reset_gpio, 1);
        /* 20us sleep required after pulling the reset gpio to LOW */
        usleep_range(20, 30);
        gpiod_set_value(wcd938x->reset_gpio, 0);
        /* 20us sleep required after pulling the reset gpio to HIGH */
        usleep_range(20, 30);

        return 0;
}

static int wcd938x_codec_hw_params(struct snd_pcm_substream *substream,
                                struct snd_pcm_hw_params *params,
                                struct snd_soc_dai *dai)
{
        struct wcd938x_priv *wcd938x = dev_get_drvdata(dai->dev);
        struct wcd938x_sdw_priv *wcd = wcd938x->sdw_priv[dai->id];

        return wcd938x_sdw_hw_params(wcd, substream, params, dai);
}

static int wcd938x_codec_free(struct snd_pcm_substream *substream,
                              struct snd_soc_dai *dai)
{
        struct wcd938x_priv *wcd938x = dev_get_drvdata(dai->dev);
        struct wcd938x_sdw_priv *wcd = wcd938x->sdw_priv[dai->id];

        return wcd938x_sdw_free(wcd, substream, dai);
}

static int wcd938x_codec_set_sdw_stream(struct snd_soc_dai *dai,
                                  void *stream, int direction)
{
        struct wcd938x_priv *wcd938x = dev_get_drvdata(dai->dev);
        struct wcd938x_sdw_priv *wcd = wcd938x->sdw_priv[dai->id];

        return wcd938x_sdw_set_sdw_stream(wcd, dai, stream, direction);

}

static const struct snd_soc_dai_ops wcd938x_sdw_dai_ops = {
        .hw_params = wcd938x_codec_hw_params,
        .hw_free = wcd938x_codec_free,
        .set_stream = wcd938x_codec_set_sdw_stream,
};

static struct snd_soc_dai_driver wcd938x_dais[] = {
        [AIF1_PB] = {
                .name = "wcd938x-sdw-rx",
                .playback = {
                        .stream_name = "WCD AIF1 Playback",
                        .rates = WCD938X_RATES_MASK | WCD938X_FRAC_RATES_MASK,
                        .formats = WCD938X_FORMATS_S16_S24_LE,
                        .rate_max = 192000,
                        .rate_min = 8000,
                        .channels_min = 1,
                        .channels_max = 2,
                },
                .ops = &wcd938x_sdw_dai_ops,
        },
        [AIF1_CAP] = {
                .name = "wcd938x-sdw-tx",
                .capture = {
                        .stream_name = "WCD AIF1 Capture",
                        .rates = WCD938X_RATES_MASK,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE,
                        .rate_min = 8000,
                        .rate_max = 192000,
                        .channels_min = 1,
                        .channels_max = 4,
                },
                .ops = &wcd938x_sdw_dai_ops,
        },
};

static int wcd938x_bind(struct device *dev)
{
        struct wcd938x_priv *wcd938x = dev_get_drvdata(dev);
        int ret;

        ret = component_bind_all(dev, wcd938x);
        if (ret) {
                dev_err(dev, "%s: Slave bind failed, ret = %d\n",
                        __func__, ret);
                return ret;
        }

        wcd938x->rxdev = of_sdw_find_device_by_node(wcd938x->rxnode);
        if (!wcd938x->rxdev) {
                dev_err(dev, "could not find slave with matching of node\n");
                ret = -EINVAL;
                goto err_unbind;
        }
        wcd938x->sdw_priv[AIF1_PB] = dev_get_drvdata(wcd938x->rxdev);
        wcd938x->sdw_priv[AIF1_PB]->wcd938x = wcd938x;

        wcd938x->txdev = of_sdw_find_device_by_node(wcd938x->txnode);
        if (!wcd938x->txdev) {
                dev_err(dev, "could not find txslave with matching of node\n");
                ret = -EINVAL;
                goto err_put_rxdev;
        }
        wcd938x->sdw_priv[AIF1_CAP] = dev_get_drvdata(wcd938x->txdev);
        wcd938x->sdw_priv[AIF1_CAP]->wcd938x = wcd938x;
        wcd938x->tx_sdw_dev = dev_to_sdw_dev(wcd938x->txdev);

        /* As TX is main CSR reg interface, which should not be suspended first.
         * expicilty add the dependency link */
        if (!device_link_add(wcd938x->rxdev, wcd938x->txdev, DL_FLAG_STATELESS |
                            DL_FLAG_PM_RUNTIME)) {
                dev_err(dev, "could not devlink tx and rx\n");
                ret = -EINVAL;
                goto err_put_txdev;
        }

        if (!device_link_add(dev, wcd938x->txdev, DL_FLAG_STATELESS |
                                        DL_FLAG_PM_RUNTIME)) {
                dev_err(dev, "could not devlink wcd and tx\n");
                ret = -EINVAL;
                goto err_remove_rxtx_link;
        }

        if (!device_link_add(dev, wcd938x->rxdev, DL_FLAG_STATELESS |
                                        DL_FLAG_PM_RUNTIME)) {
                dev_err(dev, "could not devlink wcd and rx\n");
                ret = -EINVAL;
                goto err_remove_tx_link;
        }

        wcd938x->regmap = wcd938x->sdw_priv[AIF1_CAP]->regmap;
        if (!wcd938x->regmap) {
                dev_err(dev, "could not get TX device regmap\n");
                ret = -EINVAL;
                goto err_remove_rx_link;
        }

        ret = wcd938x_irq_init(wcd938x, dev);
        if (ret) {
                dev_err(dev, "%s: IRQ init failed: %d\n", __func__, ret);
                goto err_remove_rx_link;
        }

        wcd938x->sdw_priv[AIF1_PB]->slave_irq = wcd938x->virq;
        wcd938x->sdw_priv[AIF1_CAP]->slave_irq = wcd938x->virq;

        wcd938x_set_micbias_data(dev, wcd938x);

        ret = snd_soc_register_component(dev, &soc_codec_dev_wcd938x,
                                         wcd938x_dais, ARRAY_SIZE(wcd938x_dais));
        if (ret) {
                dev_err(dev, "%s: Codec registration failed\n",
                                __func__);
                goto err_remove_rx_link;
        }

        return 0;

err_remove_rx_link:
        device_link_remove(dev, wcd938x->rxdev);
err_remove_tx_link:
        device_link_remove(dev, wcd938x->txdev);
err_remove_rxtx_link:
        device_link_remove(wcd938x->rxdev, wcd938x->txdev);
err_put_txdev:
        put_device(wcd938x->txdev);
err_put_rxdev:
        put_device(wcd938x->rxdev);
err_unbind:
        component_unbind_all(dev, wcd938x);

        return ret;
}

static void wcd938x_unbind(struct device *dev)
{
        struct wcd938x_priv *wcd938x = dev_get_drvdata(dev);

        snd_soc_unregister_component(dev);
        device_link_remove(dev, wcd938x->txdev);
        device_link_remove(dev, wcd938x->rxdev);
        device_link_remove(wcd938x->rxdev, wcd938x->txdev);
        put_device(wcd938x->txdev);
        put_device(wcd938x->rxdev);
        component_unbind_all(dev, wcd938x);
}

static const struct component_master_ops wcd938x_comp_ops = {
        .bind   = wcd938x_bind,
        .unbind = wcd938x_unbind,
};

static int wcd938x_add_slave_components(struct wcd938x_priv *wcd938x,
                                        struct device *dev,
                                        struct component_match **matchptr)
{
        struct device_node *np;

        np = dev->of_node;

        wcd938x->rxnode = of_parse_phandle(np, "qcom,rx-device", 0);
        if (!wcd938x->rxnode) {
                dev_err(dev, "%s: Rx-device node not defined\n", __func__);
                return -ENODEV;
        }

        component_match_add_release(dev, matchptr, component_release_of,
                                    component_compare_of, wcd938x->rxnode);

        wcd938x->txnode = of_parse_phandle(np, "qcom,tx-device", 0);
        if (!wcd938x->txnode) {
                dev_err(dev, "%s: Tx-device node not defined\n", __func__);
                return -ENODEV;
        }

        component_match_add_release(dev, matchptr, component_release_of,
                                    component_compare_of, wcd938x->txnode);
        return 0;
}

static int wcd938x_probe(struct platform_device *pdev)
{
        struct component_match *match = NULL;
        struct wcd938x_priv *wcd938x = NULL;
        struct device *dev = &pdev->dev;
        int ret;

        wcd938x = devm_kzalloc(dev, sizeof(struct wcd938x_priv),
                                GFP_KERNEL);
        if (!wcd938x)
                return -ENOMEM;

        dev_set_drvdata(dev, wcd938x);
        mutex_init(&wcd938x->micb_lock);
        wcd938x->common.dev = dev;
        wcd938x->common.max_bias = 4;

        ret = wcd938x_populate_dt_data(wcd938x, dev);
        if (ret)
                return ret;

        ret = wcd938x_add_slave_components(wcd938x, dev, &match);
        if (ret)
                return ret;

        wcd938x_reset(wcd938x);

        ret = component_master_add_with_match(dev, &wcd938x_comp_ops, match);
        if (ret)
                return ret;

        pm_runtime_set_autosuspend_delay(dev, 1000);
        pm_runtime_use_autosuspend(dev);
        pm_runtime_mark_last_busy(dev);
        pm_runtime_set_active(dev);
        pm_runtime_enable(dev);
        pm_runtime_idle(dev);

        return 0;
}

static void wcd938x_remove(struct platform_device *pdev)
{
        struct device *dev = &pdev->dev;
        struct wcd938x_priv *wcd938x = dev_get_drvdata(dev);

        component_master_del(dev, &wcd938x_comp_ops);

        pm_runtime_disable(dev);
        pm_runtime_set_suspended(dev);
        pm_runtime_dont_use_autosuspend(dev);

        if (wcd938x->us_euro_mux && wcd938x->mux_setup_done)
                mux_control_deselect(wcd938x->us_euro_mux);
}

#if defined(CONFIG_OF)
static const struct of_device_id wcd938x_dt_match[] = {
        { .compatible = "qcom,wcd9380-codec" },
        { .compatible = "qcom,wcd9385-codec" },
        {}
};
MODULE_DEVICE_TABLE(of, wcd938x_dt_match);
#endif

static struct platform_driver wcd938x_codec_driver = {
        .probe = wcd938x_probe,
        .remove = wcd938x_remove,
        .driver = {
                .name = "wcd938x_codec",
                .of_match_table = of_match_ptr(wcd938x_dt_match),
                .suppress_bind_attrs = true,
        },
};

module_platform_driver(wcd938x_codec_driver);
MODULE_DESCRIPTION("WCD938X Codec driver");
MODULE_LICENSE("GPL");