ASoC: wcd934x: add basic controls

This patch adds basic controls found in wcd934x codec.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20191219103153.14875-5-srinivas.kandagatla@linaro.orgReviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wcd934x.c

@@ -120,6 +120,21 @@
 #define WCD934X_DEF_MICBIAS_MV	1800
 #define WCD934X_MAX_MICBIAS_MV	2850
 
+#define WCD_IIR_FILTER_SIZE	(sizeof(u32) * BAND_MAX)
+
+#define WCD_IIR_FILTER_CTL(xname, iidx, bidx) \
+{ \
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+	.info = wcd934x_iir_filter_info, \
+	.get = wcd934x_get_iir_band_audio_mixer, \
+	.put = wcd934x_put_iir_band_audio_mixer, \
+	.private_value = (unsigned long)&(struct wcd_iir_filter_ctl) { \
+		.iir_idx = iidx, \
+		.band_idx = bidx, \
+		.bytes_ext = {.max = WCD_IIR_FILTER_SIZE, }, \
+	} \
+}
+
 enum {
 	SIDO_SOURCE_INTERNAL,
 	SIDO_SOURCE_RCO_BG,
@@ -217,6 +232,35 @@ static const struct wcd934x_slim_ch wcd934x_rx_chs[WCD934X_RX_MAX] = {
 	WCD934X_SLIM_RX_CH(12),
 };
 
+/* Codec supports 2 IIR filters */
+enum {
+	IIR0 = 0,
+	IIR1,
+	IIR_MAX,
+};
+
+/* Each IIR has 5 Filter Stages */
+enum {
+	BAND1 = 0,
+	BAND2,
+	BAND3,
+	BAND4,
+	BAND5,
+	BAND_MAX,
+};
+
+enum {
+	COMPANDER_1, /* HPH_L */
+	COMPANDER_2, /* HPH_R */
+	COMPANDER_3, /* LO1_DIFF */
+	COMPANDER_4, /* LO2_DIFF */
+	COMPANDER_5, /* LO3_SE - not used in Tavil */
+	COMPANDER_6, /* LO4_SE - not used in Tavil */
+	COMPANDER_7, /* SWR SPK CH1 */
+	COMPANDER_8, /* SWR SPK CH2 */
+	COMPANDER_MAX,
+};
+
 enum {
 	AIF1_PB = 0,
 	AIF1_CAP,
@@ -335,12 +379,112 @@ struct wcd934x_codec {
 	int dmic_2_3_clk_cnt;
 	int dmic_4_5_clk_cnt;
 	int dmic_sample_rate;
+	int comp_enabled[COMPANDER_MAX];
 	int sysclk_users;
 	struct mutex sysclk_mutex;
 };
 
 #define to_wcd934x_codec(_hw) container_of(_hw, struct wcd934x_codec, hw)
 
+struct wcd_iir_filter_ctl {
+	unsigned int iir_idx;
+	unsigned int band_idx;
+	struct soc_bytes_ext bytes_ext;
+};
+
+static const DECLARE_TLV_DB_SCALE(digital_gain, 0, 1, 0);
+static const DECLARE_TLV_DB_SCALE(line_gain, 0, 7, 1);
+static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 25, 1);
+static const DECLARE_TLV_DB_SCALE(ear_pa_gain, 0, 150, 0);
+
+/* Cutoff frequency for high pass filter */
+static const char * const cf_text[] = {
+	"CF_NEG_3DB_4HZ", "CF_NEG_3DB_75HZ", "CF_NEG_3DB_150HZ"
+};
+
+static const char * const rx_cf_text[] = {
+	"CF_NEG_3DB_4HZ", "CF_NEG_3DB_75HZ", "CF_NEG_3DB_150HZ",
+	"CF_NEG_3DB_0P48HZ"
+};
+
+static const char * const rx_hph_mode_mux_text[] = {
+	"Class H Invalid", "Class-H Hi-Fi", "Class-H Low Power", "Class-AB",
+	"Class-H Hi-Fi Low Power"
+};
+
+static const struct soc_enum cf_dec0_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX0_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX1_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec2_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX2_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec3_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX3_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec4_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX4_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec5_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX5_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec6_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX6_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec7_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX7_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec8_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_TX8_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_int0_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX0_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int0_2_enum, WCD934X_CDC_RX0_RX_PATH_MIX_CFG, 2,
+		     rx_cf_text);
+
+static const struct soc_enum cf_int1_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX1_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int1_2_enum, WCD934X_CDC_RX1_RX_PATH_MIX_CFG, 2,
+		     rx_cf_text);
+
+static const struct soc_enum cf_int2_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX2_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int2_2_enum, WCD934X_CDC_RX2_RX_PATH_MIX_CFG, 2,
+		     rx_cf_text);
+
+static const struct soc_enum cf_int3_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX3_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int3_2_enum, WCD934X_CDC_RX3_RX_PATH_MIX_CFG, 2,
+			    rx_cf_text);
+
+static const struct soc_enum cf_int4_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX4_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int4_2_enum, WCD934X_CDC_RX4_RX_PATH_MIX_CFG, 2,
+			    rx_cf_text);
+
+static const struct soc_enum cf_int7_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX7_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int7_2_enum, WCD934X_CDC_RX7_RX_PATH_MIX_CFG, 2,
+			    rx_cf_text);
+
+static const struct soc_enum cf_int8_1_enum =
+	SOC_ENUM_SINGLE(WCD934X_CDC_RX8_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int8_2_enum, WCD934X_CDC_RX8_RX_PATH_MIX_CFG, 2,
+			    rx_cf_text);
+
+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 int wcd934x_set_sido_input_src(struct wcd934x_codec *wcd,
 				      int sido_src)
 {
@@ -1479,10 +1623,372 @@ static int wcd934x_comp_set_sysclk(struct snd_soc_component *comp,
 	return clk_set_rate(wcd->extclk, freq);
 }
 
+static uint32_t get_iir_band_coeff(struct snd_soc_component *component,
+				   int iir_idx, int band_idx, int coeff_idx)
+{
+	u32 value = 0;
+	int reg, b2_reg;
+
+	/* Address does not automatically update if reading */
+	reg = WCD934X_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL + 16 * iir_idx;
+	b2_reg = WCD934X_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL + 16 * iir_idx;
+
+	snd_soc_component_write(component, reg,
+				((band_idx * BAND_MAX + coeff_idx) *
+				 sizeof(uint32_t)) & 0x7F);
+
+	value |= snd_soc_component_read32(component, b2_reg);
+	snd_soc_component_write(component, reg,
+				((band_idx * BAND_MAX + coeff_idx)
+				 * sizeof(uint32_t) + 1) & 0x7F);
+
+	value |= (snd_soc_component_read32(component, b2_reg) << 8);
+	snd_soc_component_write(component, reg,
+				((band_idx * BAND_MAX + coeff_idx)
+				 * sizeof(uint32_t) + 2) & 0x7F);
+
+	value |= (snd_soc_component_read32(component, b2_reg) << 16);
+	snd_soc_component_write(component, reg,
+		((band_idx * BAND_MAX + coeff_idx)
+		* sizeof(uint32_t) + 3) & 0x7F);
+
+	/* Mask bits top 2 bits since they are reserved */
+	value |= (snd_soc_component_read32(component, b2_reg) << 24);
+	return value;
+}
+
+static void set_iir_band_coeff(struct snd_soc_component *component,
+			       int iir_idx, int band_idx, uint32_t value)
+{
+	int reg = WCD934X_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL + 16 * iir_idx;
+
+	snd_soc_component_write(component, reg, (value & 0xFF));
+	snd_soc_component_write(component, reg, (value >> 8) & 0xFF);
+	snd_soc_component_write(component, reg, (value >> 16) & 0xFF);
+	/* Mask top 2 bits, 7-8 are reserved */
+	snd_soc_component_write(component, reg, (value >> 24) & 0x3F);
+}
+
+static int wcd934x_put_iir_band_audio_mixer(
+					struct snd_kcontrol *kcontrol,
+					struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component =
+			snd_soc_kcontrol_component(kcontrol);
+	struct wcd_iir_filter_ctl *ctl =
+			(struct wcd_iir_filter_ctl *)kcontrol->private_value;
+	struct soc_bytes_ext *params = &ctl->bytes_ext;
+	int iir_idx = ctl->iir_idx;
+	int band_idx = ctl->band_idx;
+	u32 coeff[BAND_MAX];
+	int reg = WCD934X_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL + 16 * iir_idx;
+
+	memcpy(&coeff[0], ucontrol->value.bytes.data, params->max);
+
+	/* Mask top bit it is reserved */
+	/* Updates addr automatically for each B2 write */
+	snd_soc_component_write(component, reg, (band_idx * BAND_MAX *
+						 sizeof(uint32_t)) & 0x7F);
+
+	set_iir_band_coeff(component, iir_idx, band_idx, coeff[0]);
+	set_iir_band_coeff(component, iir_idx, band_idx, coeff[1]);
+	set_iir_band_coeff(component, iir_idx, band_idx, coeff[2]);
+	set_iir_band_coeff(component, iir_idx, band_idx, coeff[3]);
+	set_iir_band_coeff(component, iir_idx, band_idx, coeff[4]);
+
+	return 0;
+}
+
+static int wcd934x_get_iir_band_audio_mixer(struct snd_kcontrol *kcontrol,
+				    struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component =
+			snd_soc_kcontrol_component(kcontrol);
+	struct wcd_iir_filter_ctl *ctl =
+			(struct wcd_iir_filter_ctl *)kcontrol->private_value;
+	struct soc_bytes_ext *params = &ctl->bytes_ext;
+	int iir_idx = ctl->iir_idx;
+	int band_idx = ctl->band_idx;
+	u32 coeff[BAND_MAX];
+
+	coeff[0] = get_iir_band_coeff(component, iir_idx, band_idx, 0);
+	coeff[1] = get_iir_band_coeff(component, iir_idx, band_idx, 1);
+	coeff[2] = get_iir_band_coeff(component, iir_idx, band_idx, 2);
+	coeff[3] = get_iir_band_coeff(component, iir_idx, band_idx, 3);
+	coeff[4] = get_iir_band_coeff(component, iir_idx, band_idx, 4);
+
+	memcpy(ucontrol->value.bytes.data, &coeff[0], params->max);
+
+	return 0;
+}
+
+static int wcd934x_iir_filter_info(struct snd_kcontrol *kcontrol,
+				   struct snd_ctl_elem_info *ucontrol)
+{
+	struct wcd_iir_filter_ctl *ctl =
+		(struct wcd_iir_filter_ctl *)kcontrol->private_value;
+	struct soc_bytes_ext *params = &ctl->bytes_ext;
+
+	ucontrol->type = SNDRV_CTL_ELEM_TYPE_BYTES;
+	ucontrol->count = params->max;
+
+	return 0;
+}
+
+static int wcd934x_compander_get(struct snd_kcontrol *kc,
+				 struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+	int comp = ((struct soc_mixer_control *)kc->private_value)->shift;
+	struct wcd934x_codec *wcd = dev_get_drvdata(component->dev);
+
+	ucontrol->value.integer.value[0] = wcd->comp_enabled[comp];
+
+	return 0;
+}
+
+static int wcd934x_compander_set(struct snd_kcontrol *kc,
+				 struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+	struct wcd934x_codec *wcd = dev_get_drvdata(component->dev);
+	int comp = ((struct soc_mixer_control *)kc->private_value)->shift;
+	int value = ucontrol->value.integer.value[0];
+	int sel;
+
+	wcd->comp_enabled[comp] = value;
+	sel = value ? WCD934X_HPH_GAIN_SRC_SEL_COMPANDER :
+		WCD934X_HPH_GAIN_SRC_SEL_REGISTER;
+
+	/* Any specific register configuration for compander */
+	switch (comp) {
+	case COMPANDER_1:
+		/* Set Gain Source Select based on compander enable/disable */
+		snd_soc_component_update_bits(component, WCD934X_HPH_L_EN,
+					      WCD934X_HPH_GAIN_SRC_SEL_MASK,
+					      sel);
+		break;
+	case COMPANDER_2:
+		snd_soc_component_update_bits(component, WCD934X_HPH_R_EN,
+					      WCD934X_HPH_GAIN_SRC_SEL_MASK,
+					      sel);
+		break;
+	case COMPANDER_3:
+	case COMPANDER_4:
+	case COMPANDER_7:
+	case COMPANDER_8:
+		break;
+	default:
+		break;
+	};
+
+	return 0;
+}
+
+static int wcd934x_rx_hph_mode_get(struct snd_kcontrol *kc,
+				   struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+	struct wcd934x_codec *wcd = dev_get_drvdata(component->dev);
+
+	ucontrol->value.enumerated.item[0] = wcd->hph_mode;
+
+	return 0;
+}
+
+static int wcd934x_rx_hph_mode_put(struct snd_kcontrol *kc,
+				   struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+	struct wcd934x_codec *wcd = dev_get_drvdata(component->dev);
+	u32 mode_val;
+
+	mode_val = ucontrol->value.enumerated.item[0];
+
+	if (mode_val == 0) {
+		dev_err(wcd->dev, "Invalid HPH Mode, default to ClSH HiFi\n");
+		mode_val = CLS_H_LOHIFI;
+	}
+	wcd->hph_mode = mode_val;
+
+	return 0;
+}
+
+static const struct snd_kcontrol_new wcd934x_snd_controls[] = {
+	/* Gain Controls */
+	SOC_SINGLE_TLV("EAR PA Volume", WCD934X_ANA_EAR, 4, 4, 1, ear_pa_gain),
+	SOC_SINGLE_TLV("HPHL Volume", WCD934X_HPH_L_EN, 0, 24, 1, line_gain),
+	SOC_SINGLE_TLV("HPHR Volume", WCD934X_HPH_R_EN, 0, 24, 1, line_gain),
+	SOC_SINGLE_TLV("LINEOUT1 Volume", WCD934X_DIFF_LO_LO1_COMPANDER,
+		       3, 16, 1, line_gain),
+	SOC_SINGLE_TLV("LINEOUT2 Volume", WCD934X_DIFF_LO_LO2_COMPANDER,
+		       3, 16, 1, line_gain),
+
+	SOC_SINGLE_TLV("ADC1 Volume", WCD934X_ANA_AMIC1, 0, 20, 0, analog_gain),
+	SOC_SINGLE_TLV("ADC2 Volume", WCD934X_ANA_AMIC2, 0, 20, 0, analog_gain),
+	SOC_SINGLE_TLV("ADC3 Volume", WCD934X_ANA_AMIC3, 0, 20, 0, analog_gain),
+	SOC_SINGLE_TLV("ADC4 Volume", WCD934X_ANA_AMIC4, 0, 20, 0, analog_gain),
+
+	SOC_SINGLE_S8_TLV("RX0 Digital Volume", WCD934X_CDC_RX0_RX_VOL_CTL,
+			  -84, 40, digital_gain), /* -84dB min - 40dB max */
+	SOC_SINGLE_S8_TLV("RX1 Digital Volume", WCD934X_CDC_RX1_RX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX2 Digital Volume", WCD934X_CDC_RX2_RX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX3 Digital Volume", WCD934X_CDC_RX3_RX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX4 Digital Volume", WCD934X_CDC_RX4_RX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX7 Digital Volume", WCD934X_CDC_RX7_RX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX8 Digital Volume", WCD934X_CDC_RX8_RX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX0 Mix Digital Volume",
+			  WCD934X_CDC_RX0_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX1 Mix Digital Volume",
+			  WCD934X_CDC_RX1_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX2 Mix Digital Volume",
+			  WCD934X_CDC_RX2_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX3 Mix Digital Volume",
+			  WCD934X_CDC_RX3_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX4 Mix Digital Volume",
+			  WCD934X_CDC_RX4_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX7 Mix Digital Volume",
+			  WCD934X_CDC_RX7_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("RX8 Mix Digital Volume",
+			  WCD934X_CDC_RX8_RX_VOL_MIX_CTL,
+			  -84, 40, digital_gain),
+
+	SOC_SINGLE_S8_TLV("DEC0 Volume", WCD934X_CDC_TX0_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC1 Volume", WCD934X_CDC_TX1_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC2 Volume", WCD934X_CDC_TX2_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC3 Volume", WCD934X_CDC_TX3_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC4 Volume", WCD934X_CDC_TX4_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC5 Volume", WCD934X_CDC_TX5_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC6 Volume", WCD934X_CDC_TX6_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC7 Volume", WCD934X_CDC_TX7_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+	SOC_SINGLE_S8_TLV("DEC8 Volume", WCD934X_CDC_TX8_TX_VOL_CTL,
+			  -84, 40, digital_gain),
+
+	SOC_SINGLE_S8_TLV("IIR0 INP0 Volume",
+			  WCD934X_CDC_SIDETONE_IIR0_IIR_GAIN_B1_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR0 INP1 Volume",
+			  WCD934X_CDC_SIDETONE_IIR0_IIR_GAIN_B2_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR0 INP2 Volume",
+			  WCD934X_CDC_SIDETONE_IIR0_IIR_GAIN_B3_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR0 INP3 Volume",
+			  WCD934X_CDC_SIDETONE_IIR0_IIR_GAIN_B4_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR1 INP0 Volume",
+			  WCD934X_CDC_SIDETONE_IIR1_IIR_GAIN_B1_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR1 INP1 Volume",
+			  WCD934X_CDC_SIDETONE_IIR1_IIR_GAIN_B2_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR1 INP2 Volume",
+			  WCD934X_CDC_SIDETONE_IIR1_IIR_GAIN_B3_CTL, -84, 40,
+			  digital_gain),
+	SOC_SINGLE_S8_TLV("IIR1 INP3 Volume",
+			  WCD934X_CDC_SIDETONE_IIR1_IIR_GAIN_B4_CTL, -84, 40,
+			  digital_gain),
+
+	SOC_ENUM("TX0 HPF cut off", cf_dec0_enum),
+	SOC_ENUM("TX1 HPF cut off", cf_dec1_enum),
+	SOC_ENUM("TX2 HPF cut off", cf_dec2_enum),
+	SOC_ENUM("TX3 HPF cut off", cf_dec3_enum),
+	SOC_ENUM("TX4 HPF cut off", cf_dec4_enum),
+	SOC_ENUM("TX5 HPF cut off", cf_dec5_enum),
+	SOC_ENUM("TX6 HPF cut off", cf_dec6_enum),
+	SOC_ENUM("TX7 HPF cut off", cf_dec7_enum),
+	SOC_ENUM("TX8 HPF cut off", cf_dec8_enum),
+
+	SOC_ENUM("RX INT0_1 HPF cut off", cf_int0_1_enum),
+	SOC_ENUM("RX INT0_2 HPF cut off", cf_int0_2_enum),
+	SOC_ENUM("RX INT1_1 HPF cut off", cf_int1_1_enum),
+	SOC_ENUM("RX INT1_2 HPF cut off", cf_int1_2_enum),
+	SOC_ENUM("RX INT2_1 HPF cut off", cf_int2_1_enum),
+	SOC_ENUM("RX INT2_2 HPF cut off", cf_int2_2_enum),
+	SOC_ENUM("RX INT3_1 HPF cut off", cf_int3_1_enum),
+	SOC_ENUM("RX INT3_2 HPF cut off", cf_int3_2_enum),
+	SOC_ENUM("RX INT4_1 HPF cut off", cf_int4_1_enum),
+	SOC_ENUM("RX INT4_2 HPF cut off", cf_int4_2_enum),
+	SOC_ENUM("RX INT7_1 HPF cut off", cf_int7_1_enum),
+	SOC_ENUM("RX INT7_2 HPF cut off", cf_int7_2_enum),
+	SOC_ENUM("RX INT8_1 HPF cut off", cf_int8_1_enum),
+	SOC_ENUM("RX INT8_2 HPF cut off", cf_int8_2_enum),
+
+	SOC_ENUM_EXT("RX HPH Mode", rx_hph_mode_mux_enum,
+		     wcd934x_rx_hph_mode_get, wcd934x_rx_hph_mode_put),
+
+	SOC_SINGLE("IIR1 Band1 Switch", WCD934X_CDC_SIDETONE_IIR0_IIR_CTL,
+		   0, 1, 0),
+	SOC_SINGLE("IIR1 Band2 Switch", WCD934X_CDC_SIDETONE_IIR0_IIR_CTL,
+		   1, 1, 0),
+	SOC_SINGLE("IIR1 Band3 Switch", WCD934X_CDC_SIDETONE_IIR0_IIR_CTL,
+		   2, 1, 0),
+	SOC_SINGLE("IIR1 Band4 Switch", WCD934X_CDC_SIDETONE_IIR0_IIR_CTL,
+		   3, 1, 0),
+	SOC_SINGLE("IIR1 Band5 Switch", WCD934X_CDC_SIDETONE_IIR0_IIR_CTL,
+		   4, 1, 0),
+	SOC_SINGLE("IIR2 Band1 Switch", WCD934X_CDC_SIDETONE_IIR1_IIR_CTL,
+		   0, 1, 0),
+	SOC_SINGLE("IIR2 Band2 Switch", WCD934X_CDC_SIDETONE_IIR1_IIR_CTL,
+		   1, 1, 0),
+	SOC_SINGLE("IIR2 Band3 Switch", WCD934X_CDC_SIDETONE_IIR1_IIR_CTL,
+		   2, 1, 0),
+	SOC_SINGLE("IIR2 Band4 Switch", WCD934X_CDC_SIDETONE_IIR1_IIR_CTL,
+		   3, 1, 0),
+	SOC_SINGLE("IIR2 Band5 Switch", WCD934X_CDC_SIDETONE_IIR1_IIR_CTL,
+		   4, 1, 0),
+	WCD_IIR_FILTER_CTL("IIR0 Band1", IIR0, BAND1),
+	WCD_IIR_FILTER_CTL("IIR0 Band2", IIR0, BAND2),
+	WCD_IIR_FILTER_CTL("IIR0 Band3", IIR0, BAND3),
+	WCD_IIR_FILTER_CTL("IIR0 Band4", IIR0, BAND4),
+	WCD_IIR_FILTER_CTL("IIR0 Band5", IIR0, BAND5),
+
+	WCD_IIR_FILTER_CTL("IIR1 Band1", IIR1, BAND1),
+	WCD_IIR_FILTER_CTL("IIR1 Band2", IIR1, BAND2),
+	WCD_IIR_FILTER_CTL("IIR1 Band3", IIR1, BAND3),
+	WCD_IIR_FILTER_CTL("IIR1 Band4", IIR1, BAND4),
+	WCD_IIR_FILTER_CTL("IIR1 Band5", IIR1, BAND5),
+
+	SOC_SINGLE_EXT("COMP1 Switch", SND_SOC_NOPM, COMPANDER_1, 1, 0,
+		       wcd934x_compander_get, wcd934x_compander_set),
+	SOC_SINGLE_EXT("COMP2 Switch", SND_SOC_NOPM, COMPANDER_2, 1, 0,
+		       wcd934x_compander_get, wcd934x_compander_set),
+	SOC_SINGLE_EXT("COMP3 Switch", SND_SOC_NOPM, COMPANDER_3, 1, 0,
+		       wcd934x_compander_get, wcd934x_compander_set),
+	SOC_SINGLE_EXT("COMP4 Switch", SND_SOC_NOPM, COMPANDER_4, 1, 0,
+		       wcd934x_compander_get, wcd934x_compander_set),
+	SOC_SINGLE_EXT("COMP7 Switch", SND_SOC_NOPM, COMPANDER_7, 1, 0,
+		       wcd934x_compander_get, wcd934x_compander_set),
+	SOC_SINGLE_EXT("COMP8 Switch", SND_SOC_NOPM, COMPANDER_8, 1, 0,
+		       wcd934x_compander_get, wcd934x_compander_set),
+};
+
 static const struct snd_soc_component_driver wcd934x_component_drv = {
 	.probe = wcd934x_comp_probe,
 	.remove = wcd934x_comp_remove,
 	.set_sysclk = wcd934x_comp_set_sysclk,
+	.controls = wcd934x_snd_controls,
+	.num_controls = ARRAY_SIZE(wcd934x_snd_controls),
 };
 
 static int wcd934x_codec_parse_data(struct wcd934x_codec *wcd)