Add new kcontrol for tone generator

Signed-off-by: David Rau David.Rau.opensource@dm.renesas.com --- sound/soc/codecs/da7213.c | 171 +++++++++++++++++++++++++++++++++++++- sound/soc/codecs/da7213.h | 64 +++++++++++++- 2 files changed, 233 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index 3a6449c44b23..31f32de0e1ed 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -55,6 +55,7 @@ static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0); static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0); static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0); static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0); +static const DECLARE_TLV_DB_SCALE(da7213_tonegen_gain_tlv, -4500, 300, 0);

/* ADC and DAC voice mode (8kHz) high pass cutoff value */ static const char * const da7213_voice_hpf_corner_txt[] = { @@ -86,6 +87,23 @@ static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner, DA7213_AUDIO_HPF_CORNER_SHIFT, da7213_audio_hpf_corner_txt);

+static const char * const da7213_tonegen_dtmf_key_txt[] = { + "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", + "*", "#" +}; + +static const struct soc_enum da7213_tonegen_dtmf_key = + SOC_ENUM_SINGLE(DA7213_TONE_GEN_CFG1, DA7213_DTMF_REG_SHIFT, + DA7213_DTMF_REG_MAX, da7213_tonegen_dtmf_key_txt); + +static const char * const da7213_tonegen_swg_sel_txt[] = { + "Sum", "SWG1", "SWG2", "Sum" +}; + +static const struct soc_enum da7213_tonegen_swg_sel = + SOC_ENUM_SINGLE(DA7213_TONE_GEN_CFG2, DA7213_SWG_SEL_SHIFT, + DA7213_SWG_SEL_MAX, da7213_tonegen_swg_sel_txt); + /* Gain ramping rate value */ static const char * const da7213_gain_ramp_rate_txt[] = { "nominal rate * 8", "nominal rate * 16", "nominal rate / 16", @@ -191,6 +209,64 @@ static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate, * Control Functions */

+/* Locked Kcontrol calls */ +static int da7213_volsw_locked_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + int ret; + + mutex_lock(&da7213->ctrl_lock); + ret = snd_soc_get_volsw(kcontrol, ucontrol); + mutex_unlock(&da7213->ctrl_lock); + + return ret; +} + +static int da7213_volsw_locked_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + int ret; + + mutex_lock(&da7213->ctrl_lock); + ret = snd_soc_put_volsw(kcontrol, ucontrol); + mutex_unlock(&da7213->ctrl_lock); + + return ret; +} + +static int da7213_enum_locked_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + int ret; + + mutex_lock(&da7213->ctrl_lock); + ret = snd_soc_get_enum_double(kcontrol, ucontrol); + mutex_unlock(&da7213->ctrl_lock); + + return ret; +} + +static int da7213_enum_locked_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + int ret; + + mutex_lock(&da7213->ctrl_lock); + ret = snd_soc_put_enum_double(kcontrol, ucontrol); + mutex_unlock(&da7213->ctrl_lock); + + return ret; +} + +/* ALC */ static int da7213_get_alc_data(struct snd_soc_component *component, u8 reg_val) { int mid_data, top_data; @@ -376,6 +452,64 @@ static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol, return snd_soc_put_volsw(kcontrol, ucontrol); }

+/* ToneGen */ +static int da7213_tonegen_freq_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + struct soc_mixer_control *mixer_ctrl = + (struct soc_mixer_control *) kcontrol->private_value; + unsigned int reg = mixer_ctrl->reg; + __le16 val; + int ret; + + mutex_lock(&da7213->ctrl_lock); + ret = regmap_raw_read(da7213->regmap, reg, &val, sizeof(val)); + mutex_unlock(&da7213->ctrl_lock); + + if (ret) + return ret; + + /* + * Frequency value spans two 8-bit registers, lower then upper byte. + * Therefore we need to convert to host endianness here. + */ + ucontrol->value.integer.value[0] = le16_to_cpu(val); + + return 0; +} + +static int da7213_tonegen_freq_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + struct soc_mixer_control *mixer_ctrl = + (struct soc_mixer_control *) kcontrol->private_value; + unsigned int reg = mixer_ctrl->reg; + __le16 val_new, val_old; + int ret; + + /* + * Frequency value spans two 8-bit registers, lower then upper byte. + * Therefore we need to convert to little endian here to align with + * HW registers. + */ + val_new = cpu_to_le16(ucontrol->value.integer.value[0]); + + mutex_lock(&da7213->ctrl_lock); + ret = regmap_raw_read(da7213->regmap, reg, &val_old, sizeof(val_old)); + if (ret == 0 && (val_old != val_new)) + ret = regmap_raw_write(da7213->regmap, reg, + &val_new, sizeof(val_new)); + mutex_unlock(&da7213->ctrl_lock); + + if (ret < 0) + return ret; + + return val_old != val_new; +}

/* * KControls @@ -477,6 +611,37 @@ static const struct snd_kcontrol_new da7213_snd_controls[] = { SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),

+ /* Tone Generator */ + SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7213_TONE_GEN_CFG2, + DA7213_TONE_GEN_GAIN_SHIFT, DA7213_TONE_GEN_GAIN_MAX, + DA7213_NO_INVERT, da7213_volsw_locked_get, + da7213_volsw_locked_put, da7213_tonegen_gain_tlv), + SOC_ENUM_EXT("ToneGen DTMF Key", da7213_tonegen_dtmf_key, + da7213_enum_locked_get, da7213_enum_locked_put), + SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7213_TONE_GEN_CFG1, + DA7213_DTMF_EN_SHIFT, DA7213_SWITCH_EN_MAX, + DA7213_NO_INVERT, da7213_volsw_locked_get, + da7213_volsw_locked_put), + SOC_SINGLE_EXT("ToneGen Start", DA7213_TONE_GEN_CFG1, + DA7213_START_STOPN_SHIFT, DA7213_SWITCH_EN_MAX, + DA7213_NO_INVERT, da7213_volsw_locked_get, + da7213_volsw_locked_put), + SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7213_tonegen_swg_sel, + da7213_enum_locked_get, da7213_enum_locked_put), + SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7213_TONE_GEN_FREQ1_L, + DA7213_FREQ1_L_SHIFT, DA7213_FREQ_MAX, DA7213_NO_INVERT, + da7213_tonegen_freq_get, da7213_tonegen_freq_put), + SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7213_TONE_GEN_FREQ2_L, + DA7213_FREQ2_L_SHIFT, DA7213_FREQ_MAX, DA7213_NO_INVERT, + da7213_tonegen_freq_get, da7213_tonegen_freq_put), + SOC_SINGLE_EXT("ToneGen On Time", DA7213_TONE_GEN_ON_PER, + DA7213_BEEP_ON_PER_SHIFT, DA7213_BEEP_ON_OFF_MAX, + DA7213_NO_INVERT, da7213_volsw_locked_get, + da7213_volsw_locked_put), + SOC_SINGLE("ToneGen Off Time", DA7213_TONE_GEN_OFF_PER, + DA7213_BEEP_OFF_PER_SHIFT, DA7213_BEEP_ON_OFF_MAX, + DA7213_NO_INVERT), + /* Gain Ramping controls */ SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, @@ -765,7 +930,7 @@ static int da7213_dai_event(struct snd_soc_dapm_widget *w, /* Check SRM has locked */ do { pll_status = snd_soc_component_read(component, DA7213_PLL_STATUS); - if (pll_status & DA7219_PLL_SRM_LOCK) { + if (pll_status & DA7213_PLL_SRM_LOCK) { srm_lock = true; } else { ++i; @@ -1931,6 +2096,9 @@ static int da7213_probe(struct snd_soc_component *component) da7213->fixed_clk_auto_pll = true; }

+ /* Default infinite tone gen, start/stop by Kcontrol */ + snd_soc_component_write(component, DA7213_TONE_GEN_CYCLES, DA7213_BEEP_CYCLES_MASK); + return 0; }

@@ -2078,4 +2246,5 @@ module_i2c_driver(da7213_i2c_driver);

MODULE_DESCRIPTION("ASoC DA7213 Codec driver"); MODULE_AUTHOR("Adam Thomson Adam.Thomson.Opensource@diasemi.com"); +MODULE_AUTHOR("David Rau David.Rau.opensource@dm.renesas.com"); MODULE_LICENSE("GPL"); diff --git a/sound/soc/codecs/da7213.h b/sound/soc/codecs/da7213.h index 4ca9cfdea06d..505b731c0adb 100644 --- a/sound/soc/codecs/da7213.h +++ b/sound/soc/codecs/da7213.h @@ -5,6 +5,7 @@ * Copyright (c) 2013 Dialog Semiconductor * * Author: Adam Thomson Adam.Thomson.Opensource@diasemi.com + * Author: David Rau David.Rau.opensource@dm.renesas.com */

#ifndef _DA7213_H @@ -135,13 +136,24 @@ #define DA7213_DAC_NG_ON_THRESHOLD 0xB1 #define DA7213_DAC_NG_CTRL 0xB2

+#define DA7213_TONE_GEN_CFG1 0xB4 +#define DA7213_TONE_GEN_CFG2 0xB5 +#define DA7213_TONE_GEN_CYCLES 0xB6 +#define DA7213_TONE_GEN_FREQ1_L 0xB7 +#define DA7213_TONE_GEN_FREQ1_U 0xB8 +#define DA7213_TONE_GEN_FREQ2_L 0xB9 +#define DA7213_TONE_GEN_FREQ2_U 0xBA +#define DA7213_TONE_GEN_ON_PER 0xBB +#define DA7213_TONE_GEN_OFF_PER 0xBC

/* * Bit fields */

+#define DA7213_SWITCH_EN_MAX 0x1 + /* DA7213_PLL_STATUS = 0x03 */ -#define DA7219_PLL_SRM_LOCK (0x1 << 1) +#define DA7213_PLL_SRM_LOCK (0x1 << 1)

/* DA7213_SR = 0x22 */ #define DA7213_SR_8000 (0x1 << 0) @@ -484,6 +496,55 @@ #define DA7213_DAC_NG_EN_SHIFT 7 #define DA7213_DAC_NG_EN_MAX 0x1

+/* DA7213_TONE_GEN_CFG1 = 0xB4 */ +#define DA7213_DTMF_REG_SHIFT 0 +#define DA7213_DTMF_REG_MASK (0xF << 0) +#define DA7213_DTMF_REG_MAX 16 +#define DA7213_DTMF_EN_SHIFT 4 +#define DA7213_DTMF_EN_MASK (0x1 << 4) +#define DA7213_START_STOPN_SHIFT 7 +#define DA7213_START_STOPN_MASK (0x1 << 7) + +/* DA7213_TONE_GEN_CFG2 = 0xB5 */ +#define DA7213_SWG_SEL_SHIFT 0 +#define DA7213_SWG_SEL_MASK (0x3 << 0) +#define DA7213_SWG_SEL_MAX 4 +#define DA7213_SWG_SEL_SRAMP (0x3 << 0) +#define DA7213_TONE_GEN_GAIN_SHIFT 4 +#define DA7213_TONE_GEN_GAIN_MASK (0xF << 4) +#define DA7213_TONE_GEN_GAIN_MAX 0xF +#define DA7213_TONE_GEN_GAIN_MINUS_9DB (0x3 << 4) +#define DA7213_TONE_GEN_GAIN_MINUS_15DB (0x5 << 4) + +/* DA7213_TONE_GEN_CYCLES = 0xB6 */ +#define DA7213_BEEP_CYCLES_SHIFT 0 +#define DA7213_BEEP_CYCLES_MASK (0x7 << 0) + +/* DA7213_TONE_GEN_FREQ1_L = 0xB7 */ +#define DA7213_FREQ1_L_SHIFT 0 +#define DA7213_FREQ1_L_MASK (0xFF << 0) +#define DA7213_FREQ_MAX 0xFFFF + +/* DA7213_TONE_GEN_FREQ1_U = 0xB8 */ +#define DA7213_FREQ1_U_SHIFT 0 +#define DA7213_FREQ1_U_MASK (0xFF << 0) + +/* DA7213_TONE_GEN_FREQ2_L = 0xB9 */ +#define DA7213_FREQ2_L_SHIFT 0 +#define DA7213_FREQ2_L_MASK (0xFF << 0) + +/* DA7213_TONE_GEN_FREQ2_U = 0xBA */ +#define DA7213_FREQ2_U_SHIFT 0 +#define DA7213_FREQ2_U_MASK (0xFF << 0) + +/* DA7213_TONE_GEN_ON_PER = 0xBB */ +#define DA7213_BEEP_ON_PER_SHIFT 0 +#define DA7213_BEEP_ON_PER_MASK (0x3F << 0) +#define DA7213_BEEP_ON_OFF_MAX 0x3F + +/* DA7213_TONE_GEN_OFF_PER = 0xBC */ +#define DA7213_BEEP_OFF_PER_SHIFT 0 +#define DA7213_BEEP_OFF_PER_MASK (0x3F << 0)

/* * General defines @@ -534,6 +595,7 @@ enum da7213_supplies { /* Codec private data */ struct da7213_priv { struct regmap *regmap; + struct mutex ctrl_lock; struct regulator_bulk_data supplies[DA7213_NUM_SUPPLIES]; struct clk *mclk; unsigned int mclk_rate;