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Subject[PATCH 08/12] ASoC: wcd9335: add basic controls
Date
This patch adds basic controls found in wcd9335 codec.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/codecs/wcd9335.c | 371 +++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 371 insertions(+)

diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c
index 7fe746271e48..e1f63d8cc7d4 100644
--- a/sound/soc/codecs/wcd9335.c
+++ b/sound/soc/codecs/wcd9335.c
@@ -104,6 +104,18 @@ enum {
NUM_CODEC_DAIS,
};

+enum {
+ COMPANDER_1, /* HPH_L */
+ COMPANDER_2, /* HPH_R */
+ COMPANDER_3, /* LO1_DIFF */
+ COMPANDER_4, /* LO2_DIFF */
+ COMPANDER_5, /* LO3_SE */
+ COMPANDER_6, /* LO4_SE */
+ COMPANDER_7, /* SWR SPK CH1 */
+ COMPANDER_8, /* SWR SPK CH2 */
+ COMPANDER_MAX,
+};
+
enum {
INTn_2_INP_SEL_ZERO = 0,
INTn_2_INP_SEL_RX0,
@@ -184,6 +196,7 @@ struct wcd9335_codec {

struct wcd_clsh_ctrl *clsh_ctrl;
u32 hph_mode;
+ int comp_enabled[COMPANDER_MAX];
};

static const struct wcd9335_slim_ch wcd9335_rx_chs[WCD9335_RX_MAX] = {
@@ -295,6 +308,118 @@ static const struct wcd9335_reg_mask_val wcd9335_codec_reg_init_common_val[] = {
{WCD9335_VBADC_IBIAS_FE, 0x0C, 0x08},
};

+/* 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 wcd9335_ear_pa_gain_text[] = {
+ "G_6_DB", "G_4P5_DB", "G_3_DB", "G_1P5_DB",
+ "G_0_DB", "G_M2P5_DB", "UNDEFINED", "G_M12_DB"
+};
+
+static const char * const rx_hph_mode_mux_text[] = {
+ "CLS_H_INVALID", "CLS_H_HIFI", "CLS_H_LP", "CLS_AB", "CLS_H_LOHIFI"
+};
+
+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 struct soc_enum wcd9335_ear_pa_gain_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(wcd9335_ear_pa_gain_text),
+ wcd9335_ear_pa_gain_text);
+
+static const struct soc_enum cf_dec0_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX0_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX1_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec2_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX2_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec3_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX3_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec4_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX4_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec5_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX5_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec6_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX6_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec7_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX7_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_dec8_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_TX8_TX_PATH_CFG0, 5, 3, cf_text);
+
+static const struct soc_enum cf_int0_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX0_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int0_2_enum, WCD9335_CDC_RX0_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int1_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX1_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int1_2_enum, WCD9335_CDC_RX1_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int2_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX2_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int2_2_enum, WCD9335_CDC_RX2_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int3_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX3_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int3_2_enum, WCD9335_CDC_RX3_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int4_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX4_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int4_2_enum, WCD9335_CDC_RX4_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int5_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX5_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int5_2_enum, WCD9335_CDC_RX5_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int6_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX6_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int6_2_enum, WCD9335_CDC_RX6_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int7_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX7_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int7_2_enum, WCD9335_CDC_RX7_RX_PATH_MIX_CFG, 2,
+ rx_cf_text);
+
+static const struct soc_enum cf_int8_1_enum =
+ SOC_ENUM_SINGLE(WCD9335_CDC_RX8_RX_PATH_CFG2, 0, 4, rx_cf_text);
+
+static SOC_ENUM_SINGLE_DECL(cf_int8_2_enum, WCD9335_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 wcd9335_set_mix_interpolator_rate(struct snd_soc_dai *dai,
int rate_val,
u32 rate)
@@ -670,6 +795,250 @@ static struct snd_soc_dai_driver wcd9335_slim_dai[] = {
},
};

+static int wcd9335_get_compander(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 wcd9335_codec *wcd = dev_get_drvdata(component->dev);
+
+ ucontrol->value.integer.value[0] = wcd->comp_enabled[comp];
+ return 0;
+}
+
+static int wcd9335_set_compander(struct snd_kcontrol *kc,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+ struct wcd9335_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 ? WCD9335_HPH_GAIN_SRC_SEL_COMPANDER :
+ WCD9335_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, WCD9335_HPH_L_EN,
+ WCD9335_HPH_GAIN_SRC_SEL_MASK, sel);
+ break;
+ case COMPANDER_2:
+ snd_soc_component_update_bits(component, WCD9335_HPH_R_EN,
+ WCD9335_HPH_GAIN_SRC_SEL_MASK, sel);
+ break;
+ case COMPANDER_3:
+ break;
+ case COMPANDER_4:
+ break;
+ case COMPANDER_5:
+ snd_soc_component_update_bits(component, WCD9335_SE_LO_LO3_GAIN,
+ WCD9335_HPH_GAIN_SRC_SEL_MASK, sel);
+ break;
+ case COMPANDER_6:
+ snd_soc_component_update_bits(component, WCD9335_SE_LO_LO4_GAIN,
+ WCD9335_HPH_GAIN_SRC_SEL_MASK, sel);
+ break;
+ case COMPANDER_7:
+ break;
+ case COMPANDER_8:
+ break;
+ default:
+ /*
+ * if compander is not enabled for any interpolator,
+ * it does not cause any audio failure, so do not
+ * return error in this case, but just print a log
+ */
+ dev_warn(component->dev, "%s: unknown compander: %d\n",
+ __func__, comp);
+ };
+ return 0;
+}
+
+static int wcd9335_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 wcd9335_codec *wcd = dev_get_drvdata(component->dev);
+
+ ucontrol->value.integer.value[0] = wcd->hph_mode;
+
+ return 0;
+}
+
+static int wcd9335_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 wcd9335_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_HIFI;
+ }
+ wcd->hph_mode = mode_val;
+
+ return 0;
+}
+
+static int wcd9335_ear_pa_gain_get(struct snd_kcontrol *kc,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+ int ear_pa_gain;
+
+ ear_pa_gain = snd_soc_component_read32(component, WCD9335_ANA_EAR);
+ ear_pa_gain = (ear_pa_gain & 0x70) >> 4;
+ ucontrol->value.integer.value[0] = ear_pa_gain;
+
+ return 0;
+}
+
+static int wcd9335_ear_pa_gain_put(struct snd_kcontrol *kc,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kc);
+ u8 ear_pa_gain;
+
+ ear_pa_gain = ucontrol->value.integer.value[0] << 4;
+ snd_soc_component_update_bits(component, WCD9335_ANA_EAR,
+ 0x70, ear_pa_gain);
+
+ return 0;
+}
+
+static const struct snd_kcontrol_new wcd9335_snd_controls[] = {
+ /* -84dB min - 40dB max */
+ SOC_SINGLE_SX_TLV("RX0 Digital Volume", WCD9335_CDC_RX0_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX1 Digital Volume", WCD9335_CDC_RX1_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX2 Digital Volume", WCD9335_CDC_RX2_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX3 Digital Volume", WCD9335_CDC_RX3_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX4 Digital Volume", WCD9335_CDC_RX4_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX5 Digital Volume", WCD9335_CDC_RX5_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX6 Digital Volume", WCD9335_CDC_RX6_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX7 Digital Volume", WCD9335_CDC_RX7_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX8 Digital Volume", WCD9335_CDC_RX8_RX_VOL_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX0 Mix Digital Volume",
+ WCD9335_CDC_RX0_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX1 Mix Digital Volume",
+ WCD9335_CDC_RX1_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX2 Mix Digital Volume",
+ WCD9335_CDC_RX2_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX3 Mix Digital Volume",
+ WCD9335_CDC_RX3_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX4 Mix Digital Volume",
+ WCD9335_CDC_RX4_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX5 Mix Digital Volume",
+ WCD9335_CDC_RX5_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX6 Mix Digital Volume",
+ WCD9335_CDC_RX6_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX7 Mix Digital Volume",
+ WCD9335_CDC_RX7_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX8 Mix Digital Volume",
+ WCD9335_CDC_RX8_RX_VOL_MIX_CTL,
+ 0, -84, 40, digital_gain),
+ 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 INT5_1 HPF cut off", cf_int5_1_enum),
+ SOC_ENUM("RX INT5_2 HPF cut off", cf_int5_2_enum),
+ SOC_ENUM("RX INT6_1 HPF cut off", cf_int6_1_enum),
+ SOC_ENUM("RX INT6_2 HPF cut off", cf_int6_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_SINGLE_EXT("COMP1 Switch", SND_SOC_NOPM, COMPANDER_1, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP2 Switch", SND_SOC_NOPM, COMPANDER_2, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP3 Switch", SND_SOC_NOPM, COMPANDER_3, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP4 Switch", SND_SOC_NOPM, COMPANDER_4, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP5 Switch", SND_SOC_NOPM, COMPANDER_5, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP6 Switch", SND_SOC_NOPM, COMPANDER_6, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP7 Switch", SND_SOC_NOPM, COMPANDER_7, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_SINGLE_EXT("COMP8 Switch", SND_SOC_NOPM, COMPANDER_8, 1, 0,
+ wcd9335_get_compander, wcd9335_set_compander),
+ SOC_ENUM_EXT("RX HPH Mode", rx_hph_mode_mux_enum,
+ wcd9335_rx_hph_mode_get, wcd9335_rx_hph_mode_put),
+
+ /* Gain Controls */
+ SOC_ENUM_EXT("EAR PA Gain", wcd9335_ear_pa_gain_enum,
+ wcd9335_ear_pa_gain_get, wcd9335_ear_pa_gain_put),
+
+ SOC_SINGLE_TLV("HPHL Volume", WCD9335_HPH_L_EN, 0, 20, 1,
+ line_gain),
+ SOC_SINGLE_TLV("HPHR Volume", WCD9335_HPH_R_EN, 0, 20, 1,
+ line_gain),
+ SOC_SINGLE_TLV("LINEOUT1 Volume", WCD9335_DIFF_LO_LO1_COMPANDER,
+ 3, 16, 1, line_gain),
+ SOC_SINGLE_TLV("LINEOUT2 Volume", WCD9335_DIFF_LO_LO2_COMPANDER,
+ 3, 16, 1, line_gain),
+ SOC_SINGLE_TLV("LINEOUT3 Volume", WCD9335_SE_LO_LO3_GAIN, 0, 20, 1,
+ line_gain),
+ SOC_SINGLE_TLV("LINEOUT4 Volume", WCD9335_SE_LO_LO4_GAIN, 0, 20, 1,
+ line_gain),
+
+ SOC_SINGLE_TLV("ADC1 Volume", WCD9335_ANA_AMIC1, 0, 20, 0,
+ analog_gain),
+ SOC_SINGLE_TLV("ADC2 Volume", WCD9335_ANA_AMIC2, 0, 20, 0,
+ analog_gain),
+ SOC_SINGLE_TLV("ADC3 Volume", WCD9335_ANA_AMIC3, 0, 20, 0,
+ analog_gain),
+ SOC_SINGLE_TLV("ADC4 Volume", WCD9335_ANA_AMIC4, 0, 20, 0,
+ analog_gain),
+ SOC_SINGLE_TLV("ADC5 Volume", WCD9335_ANA_AMIC5, 0, 20, 0,
+ analog_gain),
+ SOC_SINGLE_TLV("ADC6 Volume", WCD9335_ANA_AMIC6, 0, 20, 0,
+ analog_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),
+};
+
static irqreturn_t wcd9335_slimbus_irq(int irq, void *data)
{
struct wcd9335_codec *wcd = data;
@@ -1119,6 +1488,8 @@ static const struct snd_soc_component_driver wcd9335_component_drv = {
.probe = wcd9335_codec_probe,
.remove = wcd9335_codec_remove,
.set_sysclk = wcd9335_codec_set_sysclk,
+ .controls = wcd9335_snd_controls,
+ .num_controls = ARRAY_SIZE(wcd9335_snd_controls),
};

static int wcd9335_probe(struct platform_device *pdev)
--
2.16.2
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