diff options
Diffstat (limited to 'sound/soc/mediatek/mt8186/mt8186-misc-control.c')
| -rw-r--r-- | sound/soc/mediatek/mt8186/mt8186-misc-control.c | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/sound/soc/mediatek/mt8186/mt8186-misc-control.c b/sound/soc/mediatek/mt8186/mt8186-misc-control.c new file mode 100644 index 000000000000..2317de8c44c0 --- /dev/null +++ b/sound/soc/mediatek/mt8186/mt8186-misc-control.c @@ -0,0 +1,252 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// MediaTek ALSA SoC Audio Misc Control +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Jiaxin Yu <jiaxin.yu@mediatek.com> + +#include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/io.h> +#include <linux/regmap.h> +#include <sound/soc.h> + +#include "../common/mtk-afe-fe-dai.h" +#include "../common/mtk-afe-platform-driver.h" +#include "mt8186-afe-common.h" + +static const char * const mt8186_sgen_mode_str[] = { + "I0I1", "I2", "I3I4", "I5I6", + "I7I8", "I9I22", "I10I11", "I12I13", + "I14I21", "I15I16", "I17I18", "I19I20", + "I23I24", "I25I26", "I27I28", "I33", + "I34I35", "I36I37", "I38I39", "I40I41", + "I42I43", "I44I45", "I46I47", "I48I49", + "I56I57", "I58I59", "I60I61", "I62I63", + "O0O1", "O2", "O3O4", "O5O6", + "O7O8", "O9O10", "O11", "O12", + "O13O14", "O15O16", "O17O18", "O19O20", + "O21O22", "O23O24", "O25", "O28O29", + "O34", "O35", "O32O33", "O36O37", + "O38O39", "O30O31", "O40O41", "O42O43", + "O44O45", "O46O47", "O48O49", "O50O51", + "O58O59", "O60O61", "O62O63", "O64O65", + "O66O67", "O68O69", "O26O27", "OFF", +}; + +static const int mt8186_sgen_mode_idx[] = { + 0, 2, 4, 6, + 8, 22, 10, 12, + 14, -1, 18, 20, + 24, 26, 28, 33, + 34, 36, 38, 40, + 42, 44, 46, 48, + 56, 58, 60, 62, + 128, 130, 132, 134, + 135, 138, 139, 140, + 142, 144, 166, 148, + 150, 152, 153, 156, + 162, 163, 160, 164, + 166, -1, 168, 170, + 172, 174, 176, 178, + 186, 188, 190, 192, + 194, 196, -1, -1, +}; + +static const char * const mt8186_sgen_rate_str[] = { + "8K", "11K", "12K", "16K", + "22K", "24K", "32K", "44K", + "48K", "88k", "96k", "176k", + "192k" +}; + +static const int mt8186_sgen_rate_idx[] = { + 0, 1, 2, 4, + 5, 6, 8, 9, + 10, 11, 12, 13, + 14 +}; + +/* this order must match reg bit amp_div_ch1/2 */ +static const char * const mt8186_sgen_amp_str[] = { + "1/128", "1/64", "1/32", "1/16", "1/8", "1/4", "1/2", "1" }; + +static int mt8186_sgen_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8186_afe_private *afe_priv = afe->platform_priv; + + ucontrol->value.integer.value[0] = afe_priv->sgen_mode; + + return 0; +} + +static int mt8186_sgen_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8186_afe_private *afe_priv = afe->platform_priv; + struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; + int mode; + int mode_idx; + + if (ucontrol->value.enumerated.item[0] >= e->items) + return -EINVAL; + + mode = ucontrol->value.integer.value[0]; + mode_idx = mt8186_sgen_mode_idx[mode]; + + dev_dbg(afe->dev, "%s(), mode %d, mode_idx %d\n", + __func__, mode, mode_idx); + + if (mode == afe_priv->sgen_mode) + return 0; + + if (mode_idx >= 0) { + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON2, + INNER_LOOP_BACK_MODE_MASK_SFT, + mode_idx << INNER_LOOP_BACK_MODE_SFT); + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON0, + DAC_EN_MASK_SFT, BIT(DAC_EN_SFT)); + } else { + /* disable sgen */ + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON0, + DAC_EN_MASK_SFT, 0); + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON2, + INNER_LOOP_BACK_MODE_MASK_SFT, + 0x3f << INNER_LOOP_BACK_MODE_SFT); + } + + afe_priv->sgen_mode = mode; + + return 1; +} + +static int mt8186_sgen_rate_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8186_afe_private *afe_priv = afe->platform_priv; + + ucontrol->value.integer.value[0] = afe_priv->sgen_rate; + + return 0; +} + +static int mt8186_sgen_rate_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8186_afe_private *afe_priv = afe->platform_priv; + struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; + int rate; + + if (ucontrol->value.enumerated.item[0] >= e->items) + return -EINVAL; + + rate = ucontrol->value.integer.value[0]; + + dev_dbg(afe->dev, "%s(), rate %d\n", __func__, rate); + + if (rate == afe_priv->sgen_rate) + return 0; + + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON0, + SINE_MODE_CH1_MASK_SFT, + mt8186_sgen_rate_idx[rate] << SINE_MODE_CH1_SFT); + + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON0, + SINE_MODE_CH2_MASK_SFT, + mt8186_sgen_rate_idx[rate] << SINE_MODE_CH2_SFT); + + afe_priv->sgen_rate = rate; + + return 1; +} + +static int mt8186_sgen_amplitude_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8186_afe_private *afe_priv = afe->platform_priv; + + ucontrol->value.integer.value[0] = afe_priv->sgen_amplitude; + return 0; +} + +static int mt8186_sgen_amplitude_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8186_afe_private *afe_priv = afe->platform_priv; + struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; + int amplitude; + + if (ucontrol->value.enumerated.item[0] >= e->items) + return -EINVAL; + + amplitude = ucontrol->value.integer.value[0]; + if (amplitude > AMP_DIV_CH1_MASK) { + dev_err(afe->dev, "%s(), amplitude %d invalid\n", + __func__, amplitude); + return -EINVAL; + } + + dev_dbg(afe->dev, "%s(), amplitude %d\n", __func__, amplitude); + + if (amplitude == afe_priv->sgen_amplitude) + return 0; + + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON0, + AMP_DIV_CH1_MASK_SFT, + amplitude << AMP_DIV_CH1_SFT); + regmap_update_bits(afe->regmap, AFE_SINEGEN_CON0, + AMP_DIV_CH2_MASK_SFT, + amplitude << AMP_DIV_CH2_SFT); + + afe_priv->sgen_amplitude = amplitude; + + return 1; +} + +static const struct soc_enum mt8186_afe_sgen_enum[] = { + SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8186_sgen_mode_str), + mt8186_sgen_mode_str), + SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8186_sgen_rate_str), + mt8186_sgen_rate_str), + SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8186_sgen_amp_str), + mt8186_sgen_amp_str), +}; + +static const struct snd_kcontrol_new mt8186_afe_sgen_controls[] = { + SOC_ENUM_EXT("Audio_SineGen_Switch", mt8186_afe_sgen_enum[0], + mt8186_sgen_get, mt8186_sgen_set), + SOC_ENUM_EXT("Audio_SineGen_SampleRate", mt8186_afe_sgen_enum[1], + mt8186_sgen_rate_get, mt8186_sgen_rate_set), + SOC_ENUM_EXT("Audio_SineGen_Amplitude", mt8186_afe_sgen_enum[2], + mt8186_sgen_amplitude_get, mt8186_sgen_amplitude_set), + SOC_SINGLE("Audio_SineGen_Mute_Ch1", AFE_SINEGEN_CON0, + MUTE_SW_CH1_MASK_SFT, MUTE_SW_CH1_MASK, 0), + SOC_SINGLE("Audio_SineGen_Mute_Ch2", AFE_SINEGEN_CON0, + MUTE_SW_CH2_MASK_SFT, MUTE_SW_CH2_MASK, 0), + SOC_SINGLE("Audio_SineGen_Freq_Div_Ch1", AFE_SINEGEN_CON0, + FREQ_DIV_CH1_SFT, FREQ_DIV_CH1_MASK, 0), + SOC_SINGLE("Audio_SineGen_Freq_Div_Ch2", AFE_SINEGEN_CON0, + FREQ_DIV_CH2_SFT, FREQ_DIV_CH2_MASK, 0), +}; + +int mt8186_add_misc_control(struct snd_soc_component *component) +{ + snd_soc_add_component_controls(component, + mt8186_afe_sgen_controls, + ARRAY_SIZE(mt8186_afe_sgen_controls)); + + return 0; +} |