From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- sound/soc/mediatek/mt6797/mt6797-dai-pcm.c | 319 +++++++++++++++++++++++++++++ 1 file changed, 319 insertions(+) create mode 100644 sound/soc/mediatek/mt6797/mt6797-dai-pcm.c (limited to 'sound/soc/mediatek/mt6797/mt6797-dai-pcm.c') diff --git a/sound/soc/mediatek/mt6797/mt6797-dai-pcm.c b/sound/soc/mediatek/mt6797/mt6797-dai-pcm.c new file mode 100644 index 0000000000..8a309b0734 --- /dev/null +++ b/sound/soc/mediatek/mt6797/mt6797-dai-pcm.c @@ -0,0 +1,319 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// MediaTek ALSA SoC Audio DAI I2S Control +// +// Copyright (c) 2018 MediaTek Inc. +// Author: KaiChieh Chuang + +#include +#include +#include "mt6797-afe-common.h" +#include "mt6797-interconnection.h" +#include "mt6797-reg.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), +}; + +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), +}; + +static const struct snd_kcontrol_new mtk_pcm_1_playback_ch4_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN27, + I_DL1_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("DL2_CH1", AFE_CONN17, + I_DL2_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch2_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN18, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN18, + I_DL2_CH2, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_pcm_2_playback_ch4_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN24, + I_DL1_CH1, 1, 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_CH4", SND_SOC_NOPM, 0, 0, + mtk_pcm_2_playback_ch4_mix, + ARRAY_SIZE(mtk_pcm_2_playback_ch4_mix)), + + SND_SOC_DAPM_SUPPLY("PCM_1_EN", PCM_INTF_CON1, PCM_EN_SFT, 0, + NULL, 0), + + SND_SOC_DAPM_SUPPLY("PCM_2_EN", PCM2_INTF_CON, PCM2_EN_SFT, 0, + NULL, 0), + + 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_CH4"}, + + {"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"}, +}; + +/* 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); + struct snd_soc_dapm_widget *p = snd_soc_dai_get_widget_playback(dai); + struct snd_soc_dapm_widget *c = snd_soc_dai_get_widget_capture(dai); + unsigned int rate = params_rate(params); + unsigned int rate_reg = mt6797_rate_transform(afe->dev, rate, dai->id); + unsigned int pcm_con = 0; + + dev_dbg(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, + p->active, + c->active); + + if (p->active || c->active) + return 0; + + switch (dai->id) { + case MT6797_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 MT6797_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 = MT6797_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_rate = 1, + .symmetric_sample_bits = 1, + }, + { + .name = "PCM 2", + .id = MT6797_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_rate = 1, + .symmetric_sample_bits = 1, + }, +}; + +int mt6797_dai_pcm_register(struct mtk_base_afe *afe) +{ + struct mtk_base_afe_dai *dai; + + 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; +} -- cgit v1.2.3