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