#include <linux/regmap.h>
#include <sound/pcm_params.h>
#include "mt8186-afe-common.h"
#include "mt8186-afe-gpio.h"
#include "mt8186-interconnection.h"
struct mtk_afe_pcm_priv {
unsigned int id;
unsigned int fmt;
unsigned int bck_invert;
unsigned int lck_invert;
};
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 {
AUD_PCM_ONE_BCK_CYCLE_SYNC = 0,
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 {
AUD_PCM_AFIFO_ASRC = 0,
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_24bit {
AUD_PCM_24BIT_PCM_16_BITS = 0,
AUD_PCM_24BIT_PCM_24_BITS = 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_lrclk_out_inv {
AUD_LRCLK_OUT_INV_NO_INVERSE = 0,
AUD_LRCLK_OUT_INV_INVERSE = 1
};
enum aud_pcm_en {
AUD_PCM_EN_DISABLE = 0,
AUD_PCM_EN_ENABLE = 1
};
static const struct snd_kcontrol_new mtk_pcm_1_playback_ch1_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1 Switch", AFE_CONN7,
I_ADDA_UL_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1 Switch", AFE_CONN7,
I_DL2_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH1 Switch", 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 Switch", AFE_CONN8,
I_ADDA_UL_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2 Switch", AFE_CONN8,
I_DL2_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL4_CH2 Switch", AFE_CONN8_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_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
__func__, w->name, event);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
mt8186_afe_gpio_request(afe->dev, true, MT8186_DAI_PCM, 0);
break;
case SND_SOC_DAPM_POST_PMD:
mt8186_afe_gpio_request(afe->dev, false, MT8186_DAI_PCM, 0);
break;
}
return 0;
}
static const char * const pcm_lpbk_mux_map[] = {
"Normal", "Lpbk",
};
static int pcm_lpbk_mux_map_value[] = {
0, 1,
};
static SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(pcm_in_lpbk_mux_map_enum,
PCM_INTF_CON1,
PCM_I2S_PCM_LOOPBACK_SFT,
1,
pcm_lpbk_mux_map,
pcm_lpbk_mux_map_value);
static const struct snd_kcontrol_new pcm_in_lpbk_mux_control =
SOC_DAPM_ENUM("PCM In Lpbk Select", pcm_in_lpbk_mux_map_enum);
static SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(pcm_out_lpbk_mux_map_enum,
PCM_INTF_CON1,
PCM_I2S_PCM_LOOPBACK_SFT,
1,
pcm_lpbk_mux_map,
pcm_lpbk_mux_map_value);
static const struct snd_kcontrol_new pcm_out_lpbk_mux_control =
SOC_DAPM_ENUM("PCM Out Lpbk Select", pcm_out_lpbk_mux_map_enum);
static const struct snd_soc_dapm_widget mtk_dai_pcm_widgets[] = {
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_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_MUX("PCM_In_Lpbk_Mux",
SND_SOC_NOPM, 0, 0, &pcm_in_lpbk_mux_control),
SND_SOC_DAPM_MUX("PCM_Out_Lpbk_Mux",
SND_SOC_NOPM, 0, 0, &pcm_out_lpbk_mux_control),
};
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_EN"},
{"PCM 1 Capture", NULL, "PCM_1_EN"},
{"PCM_1_PB_CH1", "DL2_CH1 Switch", "DL2"},
{"PCM_1_PB_CH2", "DL2_CH2 Switch", "DL2"},
{"PCM_1_PB_CH1", "DL4_CH1 Switch", "DL4"},
{"PCM_1_PB_CH2", "DL4_CH2 Switch", "DL4"},
{"PCM_Out_Lpbk_Mux", "Lpbk", "PCM 1 Playback"},
{"I2S0", NULL, "PCM_Out_Lpbk_Mux"},
{"PCM_In_Lpbk_Mux", "Lpbk", "PCM 1 Capture"},
{"I2S3", NULL, "PCM_In_Lpbk_Mux"},
};
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 mt8186_afe_private *afe_priv = afe->platform_priv;
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);
int pcm_id = dai->id;
struct mtk_afe_pcm_priv *pcm_priv = afe_priv->dai_priv[pcm_id];
unsigned int rate = params_rate(params);
unsigned int rate_reg = mt8186_rate_transform(afe->dev, rate, dai->id);
snd_pcm_format_t format = params_format(params);
unsigned int data_width =
snd_pcm_format_width(format);
unsigned int wlen_width =
snd_pcm_format_physical_width(format);
unsigned int pcm_con = 0;
dev_dbg(afe->dev, "%s(), id %d, stream %d, widget active p %d, c %d\n",
__func__, dai->id, substream->stream, p->active, c->active);
dev_dbg(afe->dev, "%s(), rate %d, rate_reg %d, data_width %d, wlen_width %d\n",
__func__, rate, rate_reg, data_width, wlen_width);
if (p->active || c->active)
return 0;
switch (dai->id) {
case MT8186_DAI_PCM:
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_EXTERNAL << PCM_EXT_MODEM_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_MASTER_MODE << PCM_SLAVE_SFT;
pcm_con |= 0 << PCM_SYNC_LENGTH_SFT;
pcm_con |= rate_reg << PCM_MODE_SFT;
pcm_con |= pcm_priv->fmt << PCM_FMT_SFT;
if (data_width > 16)
pcm_con |= AUD_PCM_24BIT_PCM_24_BITS << PCM_24BIT_SFT;
else
pcm_con |= AUD_PCM_24BIT_PCM_16_BITS << PCM_24BIT_SFT;
if (wlen_width > 16)
pcm_con |= AUD_PCM_WLEN_PCM_64_BCK_CYCLES << PCM_WLEN_SFT;
else
pcm_con |= AUD_PCM_WLEN_PCM_32_BCK_CYCLES << PCM_WLEN_SFT;
pcm_con |= pcm_priv->lck_invert << PCM_SYNC_OUT_INV_SFT;
pcm_con |= pcm_priv->bck_invert << PCM_BCLK_OUT_INV_SFT;
regmap_update_bits(afe->regmap, PCM_INTF_CON1, 0xfffffffe, pcm_con);
break;
default:
dev_err(afe->dev, "%s(), id %d not support\n", __func__, dai->id);
return -EINVAL;
}
return 0;
}
static int mtk_dai_pcm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8186_afe_private *afe_priv = afe->platform_priv;
struct mtk_afe_pcm_priv *pcm_priv = afe_priv->dai_priv[dai->id];
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
pcm_priv->fmt = AUD_PCM_FMT_I2S;
break;
case SND_SOC_DAIFMT_LEFT_J:
pcm_priv->fmt = AUD_PCM_FMT_EIAJ;
break;
case SND_SOC_DAIFMT_DSP_A:
pcm_priv->fmt = AUD_PCM_FMT_PCM_MODE_A;
break;
case SND_SOC_DAIFMT_DSP_B:
pcm_priv->fmt = AUD_PCM_FMT_PCM_MODE_B;
break;
default:
pcm_priv->fmt = AUD_PCM_FMT_I2S;
}
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;
pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;
break;
case SND_SOC_DAIFMT_NB_IF:
pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;
pcm_priv->lck_invert = AUD_BCLK_OUT_INV_INVERSE;
break;
case SND_SOC_DAIFMT_IB_NF:
pcm_priv->bck_invert = AUD_BCLK_OUT_INV_INVERSE;
pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;
break;
case SND_SOC_DAIFMT_IB_IF:
pcm_priv->bck_invert = AUD_BCLK_OUT_INV_INVERSE;
pcm_priv->lck_invert = AUD_BCLK_OUT_INV_INVERSE;
break;
default:
pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;
pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;
break;
}
return 0;
}
static const struct snd_soc_dai_ops mtk_dai_pcm_ops = {
.hw_params = mtk_dai_pcm_hw_params,
.set_fmt = mtk_dai_pcm_set_fmt,
};
#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 = MT8186_DAI_PCM,
.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,
},
};
static struct mtk_afe_pcm_priv *init_pcm_priv_data(struct mtk_base_afe *afe)
{
struct mtk_afe_pcm_priv *pcm_priv;
pcm_priv = devm_kzalloc(afe->dev, sizeof(struct mtk_afe_pcm_priv),
GFP_KERNEL);
if (!pcm_priv)
return NULL;
pcm_priv->id = MT8186_DAI_PCM;
pcm_priv->fmt = AUD_PCM_FMT_I2S;
pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;
pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;
return pcm_priv;
}
int mt8186_dai_pcm_register(struct mtk_base_afe *afe)
{
struct mt8186_afe_private *afe_priv = afe->platform_priv;
struct mtk_afe_pcm_priv *pcm_priv;
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);
pcm_priv = init_pcm_priv_data(afe);
if (!pcm_priv)
return -ENOMEM;
afe_priv->dai_priv[MT8186_DAI_PCM] = pcm_priv;
return 0;
}
