This patch adds mt8192 pcm dai driver.
Signed-off-by: Jiaxin Yu jiaxin.yu@mediatek.com --- sound/soc/mediatek/mt8192/mt8192-dai-pcm.c | 409 +++++++++++++++++++++ 1 file changed, 409 insertions(+) create mode 100644 sound/soc/mediatek/mt8192/mt8192-dai-pcm.c
diff --git a/sound/soc/mediatek/mt8192/mt8192-dai-pcm.c b/sound/soc/mediatek/mt8192/mt8192-dai-pcm.c new file mode 100644 index 0000000000000..6e94cfdf06fc1 --- /dev/null +++ b/sound/soc/mediatek/mt8192/mt8192-dai-pcm.c @@ -0,0 +1,409 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// MediaTek ALSA SoC Audio DAI I2S Control +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Shane Chien shane.chien@mediatek.com +// + +#include <linux/regmap.h> +#include <sound/pcm_params.h> + +#include "mt8192-afe-common.h" +#include "mt8192-interconnection.h" + +enum AUD_TX_LCH_RPT { + AUD_TX_LCH_RPT_NO_REPEAT = 0, + AUD_TX_LCH_RPT_REPEAT = 1 +}; + +enum AUD_VBT_16K_MODE { + AUD_VBT_16K_MODE_DISABLE = 0, + AUD_VBT_16K_MODE_ENABLE = 1 +}; + +enum AUD_EXT_MODEM { + AUD_EXT_MODEM_SELECT_INTERNAL = 0, + AUD_EXT_MODEM_SELECT_EXTERNAL = 1 +}; + +enum AUD_PCM_SYNC_TYPE { + /* bck sync length = 1 */ + AUD_PCM_ONE_BCK_CYCLE_SYNC = 0, + /* bck sync length = PCM_INTF_CON1[9:13] */ + AUD_PCM_EXTENDED_BCK_CYCLE_SYNC = 1 +}; + +enum AUD_BT_MODE { + AUD_BT_MODE_DUAL_MIC_ON_TX = 0, + AUD_BT_MODE_SINGLE_MIC_ON_TX = 1 +}; + +enum AUD_PCM_AFIFO_SRC { + /* slave mode & external modem uses different crystal */ + AUD_PCM_AFIFO_ASRC = 0, + /* slave mode & external modem uses the same crystal */ + AUD_PCM_AFIFO_AFIFO = 1 +}; + +enum AUD_PCM_CLOCK_SOURCE { + AUD_PCM_CLOCK_MASTER_MODE = 0, + AUD_PCM_CLOCK_SLAVE_MODE = 1 +}; + +enum AUD_PCM_WLEN { + AUD_PCM_WLEN_PCM_32_BCK_CYCLES = 0, + AUD_PCM_WLEN_PCM_64_BCK_CYCLES = 1 +}; + +enum AUD_PCM_MODE { + AUD_PCM_MODE_PCM_MODE_8K = 0, + AUD_PCM_MODE_PCM_MODE_16K = 1, + AUD_PCM_MODE_PCM_MODE_32K = 2, + AUD_PCM_MODE_PCM_MODE_48K = 3, +}; + +enum AUD_PCM_FMT { + AUD_PCM_FMT_I2S = 0, + AUD_PCM_FMT_EIAJ = 1, + AUD_PCM_FMT_PCM_MODE_A = 2, + AUD_PCM_FMT_PCM_MODE_B = 3 +}; + +enum AUD_BCLK_OUT_INV { + AUD_BCLK_OUT_INV_NO_INVERSE = 0, + AUD_BCLK_OUT_INV_INVERSE = 1 +}; + +enum AUD_PCM_EN { + AUD_PCM_EN_DISABLE = 0, + AUD_PCM_EN_ENABLE = 1 +}; + +/* dai component */ +static const struct snd_kcontrol_new mtk_pcm_1_playback_ch1_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN7, + I_ADDA_UL_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN7, + I_DL2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH1", AFE_CONN7_1, + I_DL4_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_1_playback_ch2_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN8, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN8, + I_DL2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH2", AFE_CONN8_1, + I_DL4_CH2, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_1_playback_ch4_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH1", AFE_CONN27, + I_I2S0_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH2", AFE_CONN27, + I_I2S0_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN27, + I_DL1_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH1", AFE_CONN27, + I_I2S2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH2", AFE_CONN27, + I_I2S2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH1", AFE_CONN27_1, + I_DL4_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch1_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN17, + I_ADDA_UL_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN17, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH3", AFE_CONN17, + I_ADDA_UL_CH3, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN17, + I_DL2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH1", AFE_CONN17_1, + I_DL4_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch2_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN18, + I_ADDA_UL_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN18, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH3", AFE_CONN18, + I_ADDA_UL_CH3, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN18, + I_DL2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH2", AFE_CONN18_1, + I_DL4_CH2, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch3_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH3", AFE_CONN23, + I_ADDA_UL_CH3, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch4_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH1", AFE_CONN24, + I_I2S0_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH2", AFE_CONN24, + I_I2S0_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN24, + I_DL1_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH1", AFE_CONN24, + I_I2S2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH2", AFE_CONN24, + I_I2S2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH1", AFE_CONN24_1, + I_DL4_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch5_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH2", AFE_CONN25, + I_I2S0_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN25, + I_DL1_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH2", AFE_CONN25, + I_I2S2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH2", AFE_CONN25_1, + I_DL4_CH2, 1, 0), +}; + +static int mtk_pcm_en_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + + dev_info(afe->dev, "%s(), name %s, event 0x%x\n", + __func__, w->name, event); + return 0; +} + +static const struct snd_soc_dapm_widget mtk_dai_pcm_widgets[] = { + /* inter-connections */ + SND_SOC_DAPM_MIXER("PCM_1_PB_CH1", SND_SOC_NOPM, 0, 0, + mtk_pcm_1_playback_ch1_mix, + ARRAY_SIZE(mtk_pcm_1_playback_ch1_mix)), + SND_SOC_DAPM_MIXER("PCM_1_PB_CH2", SND_SOC_NOPM, 0, 0, + mtk_pcm_1_playback_ch2_mix, + ARRAY_SIZE(mtk_pcm_1_playback_ch2_mix)), + SND_SOC_DAPM_MIXER("PCM_1_PB_CH4", SND_SOC_NOPM, 0, 0, + mtk_pcm_1_playback_ch4_mix, + ARRAY_SIZE(mtk_pcm_1_playback_ch4_mix)), + SND_SOC_DAPM_MIXER("PCM_2_PB_CH1", SND_SOC_NOPM, 0, 0, + mtk_pcm_2_playback_ch1_mix, + ARRAY_SIZE(mtk_pcm_2_playback_ch1_mix)), + SND_SOC_DAPM_MIXER("PCM_2_PB_CH2", SND_SOC_NOPM, 0, 0, + mtk_pcm_2_playback_ch2_mix, + ARRAY_SIZE(mtk_pcm_2_playback_ch2_mix)), + SND_SOC_DAPM_MIXER("PCM_2_PB_CH3", SND_SOC_NOPM, 0, 0, + mtk_pcm_2_playback_ch3_mix, + ARRAY_SIZE(mtk_pcm_2_playback_ch3_mix)), + SND_SOC_DAPM_MIXER("PCM_2_PB_CH4", SND_SOC_NOPM, 0, 0, + mtk_pcm_2_playback_ch4_mix, + ARRAY_SIZE(mtk_pcm_2_playback_ch4_mix)), + SND_SOC_DAPM_MIXER("PCM_2_PB_CH5", SND_SOC_NOPM, 0, 0, + mtk_pcm_2_playback_ch5_mix, + ARRAY_SIZE(mtk_pcm_2_playback_ch5_mix)), + + SND_SOC_DAPM_SUPPLY("PCM_1_EN", + PCM_INTF_CON1, PCM_EN_SFT, 0, + mtk_pcm_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY("PCM_2_EN", + PCM2_INTF_CON, PCM2_EN_SFT, 0, + mtk_pcm_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_INPUT("MD1_TO_AFE"), + SND_SOC_DAPM_INPUT("MD2_TO_AFE"), + SND_SOC_DAPM_OUTPUT("AFE_TO_MD1"), + SND_SOC_DAPM_OUTPUT("AFE_TO_MD2"), +}; + +static const struct snd_soc_dapm_route mtk_dai_pcm_routes[] = { + {"PCM 1 Playback", NULL, "PCM_1_PB_CH1"}, + {"PCM 1 Playback", NULL, "PCM_1_PB_CH2"}, + {"PCM 1 Playback", NULL, "PCM_1_PB_CH4"}, + {"PCM 2 Playback", NULL, "PCM_2_PB_CH1"}, + {"PCM 2 Playback", NULL, "PCM_2_PB_CH2"}, + {"PCM 2 Playback", NULL, "PCM_2_PB_CH3"}, + {"PCM 2 Playback", NULL, "PCM_2_PB_CH4"}, + {"PCM 2 Playback", NULL, "PCM_2_PB_CH5"}, + + {"PCM 1 Playback", NULL, "PCM_1_EN"}, + {"PCM 2 Playback", NULL, "PCM_2_EN"}, + {"PCM 1 Capture", NULL, "PCM_1_EN"}, + {"PCM 2 Capture", NULL, "PCM_2_EN"}, + + {"AFE_TO_MD1", NULL, "PCM 2 Playback"}, + {"AFE_TO_MD2", NULL, "PCM 1 Playback"}, + {"PCM 2 Capture", NULL, "MD1_TO_AFE"}, + {"PCM 1 Capture", NULL, "MD2_TO_AFE"}, + + {"PCM_1_PB_CH1", "DL2_CH1", "DL2"}, + {"PCM_1_PB_CH2", "DL2_CH2", "DL2"}, + {"PCM_1_PB_CH4", "DL1_CH1", "DL1"}, + {"PCM_2_PB_CH1", "DL2_CH1", "DL2"}, + {"PCM_2_PB_CH2", "DL2_CH2", "DL2"}, + {"PCM_2_PB_CH4", "DL1_CH1", "DL1"}, + + {"PCM_1_PB_CH1", "DL4_CH1", "DL4"}, + {"PCM_1_PB_CH2", "DL4_CH2", "DL4"}, + {"PCM_1_PB_CH4", "DL4_CH1", "DL4"}, + {"PCM_2_PB_CH1", "DL4_CH1", "DL4"}, + {"PCM_2_PB_CH2", "DL4_CH2", "DL4"}, + {"PCM_2_PB_CH4", "DL4_CH1", "DL4"}, + {"PCM_1_PB_CH4", "I2S0_CH1", "I2S0"}, + {"PCM_2_PB_CH4", "I2S2_CH1", "I2S2"}, + {"PCM_2_PB_CH5", "DL1_CH2", "DL1"}, + {"PCM_2_PB_CH5", "DL4_CH2", "DL4"}, + {"PCM_2_PB_CH5", "I2S0_CH2", "I2S0"}, + {"PCM_2_PB_CH5", "I2S2_CH2", "I2S2"}, +}; + +/* dai ops */ +static int mtk_dai_pcm_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + unsigned int rate = params_rate(params); + unsigned int rate_reg = mt8192_rate_transform(afe->dev, rate, dai->id); + unsigned int pcm_con = 0; + + dev_info(afe->dev, "%s(), id %d, stream %d, rate %d, rate_reg %d, widget active p %d, c %d\n", + __func__, + dai->id, + substream->stream, + rate, + rate_reg, + dai->playback_widget->active, + dai->capture_widget->active); + + if (dai->playback_widget->active || dai->capture_widget->active) + return 0; + + switch (dai->id) { + case MT8192_DAI_PCM_1: + pcm_con |= AUD_BCLK_OUT_INV_NO_INVERSE << PCM_BCLK_OUT_INV_SFT; + pcm_con |= AUD_TX_LCH_RPT_NO_REPEAT << PCM_TX_LCH_RPT_SFT; + pcm_con |= AUD_VBT_16K_MODE_DISABLE << PCM_VBT_16K_MODE_SFT; + pcm_con |= AUD_EXT_MODEM_SELECT_INTERNAL << PCM_EXT_MODEM_SFT; + pcm_con |= 0 << PCM_SYNC_LENGTH_SFT; + pcm_con |= AUD_PCM_ONE_BCK_CYCLE_SYNC << PCM_SYNC_TYPE_SFT; + pcm_con |= AUD_BT_MODE_DUAL_MIC_ON_TX << PCM_BT_MODE_SFT; + pcm_con |= AUD_PCM_AFIFO_AFIFO << PCM_BYP_ASRC_SFT; + pcm_con |= AUD_PCM_CLOCK_SLAVE_MODE << PCM_SLAVE_SFT; + pcm_con |= rate_reg << PCM_MODE_SFT; + pcm_con |= AUD_PCM_FMT_PCM_MODE_B << PCM_FMT_SFT; + + regmap_update_bits(afe->regmap, PCM_INTF_CON1, + 0xfffffffe, pcm_con); + break; + case MT8192_DAI_PCM_2: + pcm_con |= AUD_TX_LCH_RPT_NO_REPEAT << PCM2_TX_LCH_RPT_SFT; + pcm_con |= AUD_VBT_16K_MODE_DISABLE << PCM2_VBT_16K_MODE_SFT; + pcm_con |= AUD_BT_MODE_DUAL_MIC_ON_TX << PCM2_BT_MODE_SFT; + pcm_con |= AUD_PCM_AFIFO_AFIFO << PCM2_AFIFO_SFT; + pcm_con |= AUD_PCM_WLEN_PCM_32_BCK_CYCLES << PCM2_WLEN_SFT; + pcm_con |= rate_reg << PCM2_MODE_SFT; + pcm_con |= AUD_PCM_FMT_PCM_MODE_B << PCM2_FMT_SFT; + + regmap_update_bits(afe->regmap, PCM2_INTF_CON, + 0xfffffffe, pcm_con); + break; + default: + dev_warn(afe->dev, "%s(), id %d not support\n", + __func__, dai->id); + return -EINVAL; + } + + return 0; +} + +static const struct snd_soc_dai_ops mtk_dai_pcm_ops = { + .hw_params = mtk_dai_pcm_hw_params, +}; + +/* dai driver */ +#define MTK_PCM_RATES (SNDRV_PCM_RATE_8000 |\ + SNDRV_PCM_RATE_16000 |\ + SNDRV_PCM_RATE_32000 |\ + SNDRV_PCM_RATE_48000) + +#define MTK_PCM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ + SNDRV_PCM_FMTBIT_S24_LE |\ + SNDRV_PCM_FMTBIT_S32_LE) + +static struct snd_soc_dai_driver mtk_dai_pcm_driver[] = { + { + .name = "PCM 1", + .id = MT8192_DAI_PCM_1, + .playback = { + .stream_name = "PCM 1 Playback", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_PCM_RATES, + .formats = MTK_PCM_FORMATS, + }, + .capture = { + .stream_name = "PCM 1 Capture", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_PCM_RATES, + .formats = MTK_PCM_FORMATS, + }, + .ops = &mtk_dai_pcm_ops, + .symmetric_rates = 1, + .symmetric_samplebits = 1, + }, + { + .name = "PCM 2", + .id = MT8192_DAI_PCM_2, + .playback = { + .stream_name = "PCM 2 Playback", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_PCM_RATES, + .formats = MTK_PCM_FORMATS, + }, + .capture = { + .stream_name = "PCM 2 Capture", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_PCM_RATES, + .formats = MTK_PCM_FORMATS, + }, + .ops = &mtk_dai_pcm_ops, + .symmetric_rates = 1, + .symmetric_samplebits = 1, + }, +}; + +int mt8192_dai_pcm_register(struct mtk_base_afe *afe) +{ + struct mtk_base_afe_dai *dai; + + dev_info(afe->dev, "%s()\n", __func__); + + dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL); + if (!dai) + return -ENOMEM; + + list_add(&dai->list, &afe->sub_dais); + + dai->dai_drivers = mtk_dai_pcm_driver; + dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_pcm_driver); + + dai->dapm_widgets = mtk_dai_pcm_widgets; + dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_pcm_widgets); + dai->dapm_routes = mtk_dai_pcm_routes; + dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_pcm_routes); + return 0; +}