It seems correct that the user changes the TDM slot as needed after device probe.
Signed-off-by: Kiseok Jo kiseok.jo@irondevice.com --- sound/soc/codecs/sma1303.c | 100 ++++++++++++++++++++++++++++++------- 1 file changed, 82 insertions(+), 18 deletions(-)
diff --git a/sound/soc/codecs/sma1303.c b/sound/soc/codecs/sma1303.c index fdcc40f5fc61..9ae4e3cba3ae 100644 --- a/sound/soc/codecs/sma1303.c +++ b/sound/soc/codecs/sma1303.c @@ -292,6 +292,9 @@ static const char * const sma1303_aif_in_source_text[] = { static const char * const sma1303_aif_out_source_text[] = { "Disable", "After_FmtC", "After_Mixer", "After_DSP", "After_Post", "Clk_PLL", "Clk_OSC"}; +static const char * const sma1303_tdm_slot_text[] = { + "Slot0", "Slot1", "Slot2", "Slot3", + "Slot4", "Slot5", "Slot6", "Slot7"};
static const struct soc_enum sma1303_aif_in_source_enum = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sma1303_aif_in_source_text), @@ -299,6 +302,9 @@ static const struct soc_enum sma1303_aif_in_source_enum = static const struct soc_enum sma1303_aif_out_source_enum = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sma1303_aif_out_source_text), sma1303_aif_out_source_text); +static const struct soc_enum sma1303_tdm_slot_enum = + SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sma1303_tdm_slot_text), + sma1303_tdm_slot_text);
static int sma1303_force_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) @@ -368,6 +374,76 @@ static int sma1303_postscaler_put(struct snd_kcontrol *kcontrol, return change; }
+static int sma1303_tdm_slot_rx_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct sma1303_priv *sma1303 = snd_soc_component_get_drvdata(component); + int val, ret; + + ret = sma1303_regmap_read(sma1303, SMA1303_A5_TDM1, &val); + if (ret < 0) + return -EINVAL; + + ucontrol->value.integer.value[0] = (val & 0x38) >> 3; + sma1303->tdm_slot_rx = ucontrol->value.integer.value[0]; + + return 0; +} + +static int sma1303_tdm_slot_rx_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct sma1303_priv *sma1303 = snd_soc_component_get_drvdata(component); + int ret, val = (int)ucontrol->value.integer.value[0]; + bool change; + + ret = sma1303_regmap_update_bits(sma1303, + SMA1303_A5_TDM1, 0x38, (val << 3), &change); + if (ret < 0) + return -EINVAL; + + return change; +} + +static int sma1303_tdm_slot_tx_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct sma1303_priv *sma1303 = snd_soc_component_get_drvdata(component); + int val, ret; + + ret = sma1303_regmap_read(sma1303, SMA1303_A6_TDM2, &val); + if (ret < 0) + return -EINVAL; + + ucontrol->value.integer.value[0] = (val & 0x38) >> 3; + sma1303->tdm_slot_tx = ucontrol->value.integer.value[0]; + + return 0; +} + +static int sma1303_tdm_slot_tx_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct sma1303_priv *sma1303 = snd_soc_component_get_drvdata(component); + int ret, val = (int)ucontrol->value.integer.value[0]; + bool change; + + ret = sma1303_regmap_update_bits(sma1303, + SMA1303_A6_TDM2, 0x38, (val << 3), &change); + if (ret < 0) + return -EINVAL; + + return change; +} + static int sma1303_startup(struct snd_soc_component *component) { struct sma1303_priv *sma1303 = snd_soc_component_get_drvdata(component); @@ -781,6 +857,10 @@ static const struct snd_kcontrol_new sma1303_snd_controls[] = { sma1303_force_mute_get, sma1303_force_mute_put), SOC_SINGLE_EXT("Postscaler Gain", SMA1303_90_POSTSCALER, 1, 0x30, 0, sma1303_postscaler_get, sma1303_postscaler_put), + SOC_ENUM_EXT("TDM RX Slot Position", sma1303_tdm_slot_enum, + sma1303_tdm_slot_rx_get, sma1303_tdm_slot_rx_put), + SOC_ENUM_EXT("TDM TX Slot Position", sma1303_tdm_slot_enum, + sma1303_tdm_slot_tx_get, sma1303_tdm_slot_tx_put), };
static const struct snd_soc_dapm_widget sma1303_dapm_widgets[] = { @@ -1621,24 +1701,6 @@ static int sma1303_i2c_probe(struct i2c_client *client) }
if (np) { - if (!of_property_read_u32(np, "tdm-slot-rx", &value)) { - dev_dbg(&client->dev, - "tdm slot rx is '%d' from DT\n", value); - sma1303->tdm_slot_rx = value; - } else { - dev_dbg(&client->dev, - "Default setting of tdm slot rx is '0'\n"); - sma1303->tdm_slot_rx = 0; - } - if (!of_property_read_u32(np, "tdm-slot-tx", &value)) { - dev_dbg(&client->dev, - "tdm slot tx is '%u' from DT\n", value); - sma1303->tdm_slot_tx = value; - } else { - dev_dbg(&client->dev, - "Default setting of tdm slot tx is '0'\n"); - sma1303->tdm_slot_tx = 0; - } if (!of_property_read_u32(np, "sys-clk-id", &value)) { switch (value) { case SMA1303_EXTERNAL_CLOCK_19_2: @@ -1719,6 +1781,8 @@ static int sma1303_i2c_probe(struct i2c_client *client) sma1303->last_over_temp = 0xC0; sma1303->tsdw_cnt = 0; sma1303->retry_cnt = SMA1303_I2C_RETRY_COUNT; + sma1303->tdm_slot_rx = 0; + sma1303->tdm_slot_tx = 0;
sma1303->dev = &client->dev; sma1303->kobj = &client->dev.kobj;