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linuxdebug/sound/soc/mediatek/mt8183/mt8183-afe-pcm.c

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null pointer error
2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: GPL-2.0
//
// Mediatek ALSA SoC AFE platform driver for 8183
//
// Copyright (c) 2018 MediaTek Inc.
// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/mfd/syscon.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/pm_runtime.h>
#include <linux/reset.h>
#include "mt8183-afe-common.h"
#include "mt8183-afe-clk.h"
#include "mt8183-interconnection.h"
#include "mt8183-reg.h"
#include "../common/mtk-afe-platform-driver.h"
#include "../common/mtk-afe-fe-dai.h"
enum {
MTK_AFE_RATE_8K = 0,
MTK_AFE_RATE_11K = 1,
MTK_AFE_RATE_12K = 2,
MTK_AFE_RATE_384K = 3,
MTK_AFE_RATE_16K = 4,
MTK_AFE_RATE_22K = 5,
MTK_AFE_RATE_24K = 6,
MTK_AFE_RATE_130K = 7,
MTK_AFE_RATE_32K = 8,
MTK_AFE_RATE_44K = 9,
MTK_AFE_RATE_48K = 10,
MTK_AFE_RATE_88K = 11,
MTK_AFE_RATE_96K = 12,
MTK_AFE_RATE_176K = 13,
MTK_AFE_RATE_192K = 14,
MTK_AFE_RATE_260K = 15,
};
enum {
MTK_AFE_DAI_MEMIF_RATE_8K = 0,
MTK_AFE_DAI_MEMIF_RATE_16K = 1,
MTK_AFE_DAI_MEMIF_RATE_32K = 2,
MTK_AFE_DAI_MEMIF_RATE_48K = 3,
};
enum {
MTK_AFE_PCM_RATE_8K = 0,
MTK_AFE_PCM_RATE_16K = 1,
MTK_AFE_PCM_RATE_32K = 2,
MTK_AFE_PCM_RATE_48K = 3,
};
unsigned int mt8183_general_rate_transform(struct device *dev,
unsigned int rate)
{
switch (rate) {
case 8000:
return MTK_AFE_RATE_8K;
case 11025:
return MTK_AFE_RATE_11K;
case 12000:
return MTK_AFE_RATE_12K;
case 16000:
return MTK_AFE_RATE_16K;
case 22050:
return MTK_AFE_RATE_22K;
case 24000:
return MTK_AFE_RATE_24K;
case 32000:
return MTK_AFE_RATE_32K;
case 44100:
return MTK_AFE_RATE_44K;
case 48000:
return MTK_AFE_RATE_48K;
case 88200:
return MTK_AFE_RATE_88K;
case 96000:
return MTK_AFE_RATE_96K;
case 130000:
return MTK_AFE_RATE_130K;
case 176400:
return MTK_AFE_RATE_176K;
case 192000:
return MTK_AFE_RATE_192K;
case 260000:
return MTK_AFE_RATE_260K;
default:
dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
__func__, rate, MTK_AFE_RATE_48K);
return MTK_AFE_RATE_48K;
}
}
static unsigned int dai_memif_rate_transform(struct device *dev,
unsigned int rate)
{
switch (rate) {
case 8000:
return MTK_AFE_DAI_MEMIF_RATE_8K;
case 16000:
return MTK_AFE_DAI_MEMIF_RATE_16K;
case 32000:
return MTK_AFE_DAI_MEMIF_RATE_32K;
case 48000:
return MTK_AFE_DAI_MEMIF_RATE_48K;
default:
dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
__func__, rate, MTK_AFE_DAI_MEMIF_RATE_16K);
return MTK_AFE_DAI_MEMIF_RATE_16K;
}
}
unsigned int mt8183_rate_transform(struct device *dev,
unsigned int rate, int aud_blk)
{
switch (aud_blk) {
case MT8183_MEMIF_MOD_DAI:
return dai_memif_rate_transform(dev, rate);
default:
return mt8183_general_rate_transform(dev, rate);
}
}
static const struct snd_pcm_hardware mt8183_afe_hardware = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_S32_LE,
.period_bytes_min = 256,
.period_bytes_max = 4 * 48 * 1024,
.periods_min = 2,
.periods_max = 256,
.buffer_bytes_max = 8 * 48 * 1024,
.fifo_size = 0,
};
static int mt8183_memif_fs(struct snd_pcm_substream *substream,
unsigned int rate)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_component *component =
snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
int id = asoc_rtd_to_cpu(rtd, 0)->id;
return mt8183_rate_transform(afe->dev, rate, id);
}
static int mt8183_irq_fs(struct snd_pcm_substream *substream, unsigned int rate)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_component *component =
snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
return mt8183_general_rate_transform(afe->dev, rate);
}
#define MTK_PCM_RATES (SNDRV_PCM_RATE_8000_48000 |\
SNDRV_PCM_RATE_88200 |\
SNDRV_PCM_RATE_96000 |\
SNDRV_PCM_RATE_176400 |\
SNDRV_PCM_RATE_192000)
#define MTK_PCM_DAI_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 mt8183_memif_dai_driver[] = {
/* FE DAIs: memory intefaces to CPU */
{
.name = "DL1",
.id = MT8183_MEMIF_DL1,
.playback = {
.stream_name = "DL1",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "DL2",
.id = MT8183_MEMIF_DL2,
.playback = {
.stream_name = "DL2",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "DL3",
.id = MT8183_MEMIF_DL3,
.playback = {
.stream_name = "DL3",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "UL1",
.id = MT8183_MEMIF_VUL12,
.capture = {
.stream_name = "UL1",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "UL2",
.id = MT8183_MEMIF_AWB,
.capture = {
.stream_name = "UL2",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "UL3",
.id = MT8183_MEMIF_VUL2,
.capture = {
.stream_name = "UL3",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "UL4",
.id = MT8183_MEMIF_AWB2,
.capture = {
.stream_name = "UL4",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "UL_MONO_1",
.id = MT8183_MEMIF_MOD_DAI,
.capture = {
.stream_name = "UL_MONO_1",
.channels_min = 1,
.channels_max = 1,
.rates = MTK_PCM_DAI_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
{
.name = "HDMI",
.id = MT8183_MEMIF_HDMI,
.playback = {
.stream_name = "HDMI",
.channels_min = 2,
.channels_max = 8,
.rates = MTK_PCM_RATES,
.formats = MTK_PCM_FORMATS,
},
.ops = &mtk_afe_fe_ops,
},
};
/* dma widget & routes*/
static const struct snd_kcontrol_new memif_ul1_ch1_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN21,
I_ADDA_UL_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH1", AFE_CONN21,
I_I2S0_CH1, 1, 0),
};
static const struct snd_kcontrol_new memif_ul1_ch2_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN22,
I_ADDA_UL_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("I2S0_CH2", AFE_CONN21,
I_I2S0_CH2, 1, 0),
};
static const struct snd_kcontrol_new memif_ul2_ch1_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN5,
I_ADDA_UL_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN5,
I_DL1_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN5,
I_DL2_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN5,
I_DL3_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH1", AFE_CONN5,
I_I2S2_CH1, 1, 0),
};
static const struct snd_kcontrol_new memif_ul2_ch2_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN6,
I_ADDA_UL_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN6,
I_DL1_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN6,
I_DL2_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN6,
I_DL3_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH2", AFE_CONN6,
I_I2S2_CH2, 1, 0),
};
static const struct snd_kcontrol_new memif_ul3_ch1_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN32,
I_ADDA_UL_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH1", AFE_CONN32,
I_I2S2_CH1, 1, 0),
};
static const struct snd_kcontrol_new memif_ul3_ch2_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN33,
I_ADDA_UL_CH2, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("I2S2_CH2", AFE_CONN33,
I_I2S2_CH2, 1, 0),
};
static const struct snd_kcontrol_new memif_ul4_ch1_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN38,
I_ADDA_UL_CH1, 1, 0),
};
static const struct snd_kcontrol_new memif_ul4_ch2_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN39,
I_ADDA_UL_CH2, 1, 0),
};
static const struct snd_kcontrol_new memif_ul_mono_1_mix[] = {
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN12,
I_ADDA_UL_CH1, 1, 0),
SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN12,
I_ADDA_UL_CH2, 1, 0),
};
static const struct snd_soc_dapm_widget mt8183_memif_widgets[] = {
/* memif */
SND_SOC_DAPM_MIXER("UL1_CH1", SND_SOC_NOPM, 0, 0,
memif_ul1_ch1_mix, ARRAY_SIZE(memif_ul1_ch1_mix)),
SND_SOC_DAPM_MIXER("UL1_CH2", SND_SOC_NOPM, 0, 0,
memif_ul1_ch2_mix, ARRAY_SIZE(memif_ul1_ch2_mix)),
SND_SOC_DAPM_MIXER("UL2_CH1", SND_SOC_NOPM, 0, 0,
memif_ul2_ch1_mix, ARRAY_SIZE(memif_ul2_ch1_mix)),
SND_SOC_DAPM_MIXER("UL2_CH2", SND_SOC_NOPM, 0, 0,
memif_ul2_ch2_mix, ARRAY_SIZE(memif_ul2_ch2_mix)),
SND_SOC_DAPM_MIXER("UL3_CH1", SND_SOC_NOPM, 0, 0,
memif_ul3_ch1_mix, ARRAY_SIZE(memif_ul3_ch1_mix)),
SND_SOC_DAPM_MIXER("UL3_CH2", SND_SOC_NOPM, 0, 0,
memif_ul3_ch2_mix, ARRAY_SIZE(memif_ul3_ch2_mix)),
SND_SOC_DAPM_MIXER("UL4_CH1", SND_SOC_NOPM, 0, 0,
memif_ul4_ch1_mix, ARRAY_SIZE(memif_ul4_ch1_mix)),
SND_SOC_DAPM_MIXER("UL4_CH2", SND_SOC_NOPM, 0, 0,
memif_ul4_ch2_mix, ARRAY_SIZE(memif_ul4_ch2_mix)),
SND_SOC_DAPM_MIXER("UL_MONO_1_CH1", SND_SOC_NOPM, 0, 0,
memif_ul_mono_1_mix,
ARRAY_SIZE(memif_ul_mono_1_mix)),
};
static const struct snd_soc_dapm_route mt8183_memif_routes[] = {
/* capture */
{"UL1", NULL, "UL1_CH1"},
{"UL1", NULL, "UL1_CH2"},
{"UL1_CH1", "ADDA_UL_CH1", "ADDA Capture"},
{"UL1_CH2", "ADDA_UL_CH2", "ADDA Capture"},
{"UL1_CH1", "I2S0_CH1", "I2S0"},
{"UL1_CH2", "I2S0_CH2", "I2S0"},
{"UL2", NULL, "UL2_CH1"},
{"UL2", NULL, "UL2_CH2"},
{"UL2_CH1", "ADDA_UL_CH1", "ADDA Capture"},
{"UL2_CH2", "ADDA_UL_CH2", "ADDA Capture"},
{"UL2_CH1", "I2S2_CH1", "I2S2"},
{"UL2_CH2", "I2S2_CH2", "I2S2"},
{"UL3", NULL, "UL3_CH1"},
{"UL3", NULL, "UL3_CH2"},
{"UL3_CH1", "ADDA_UL_CH1", "ADDA Capture"},
{"UL3_CH2", "ADDA_UL_CH2", "ADDA Capture"},
{"UL3_CH1", "I2S2_CH1", "I2S2"},
{"UL3_CH2", "I2S2_CH2", "I2S2"},
{"UL4", NULL, "UL4_CH1"},
{"UL4", NULL, "UL4_CH2"},
{"UL4_CH1", "ADDA_UL_CH1", "ADDA Capture"},
{"UL4_CH2", "ADDA_UL_CH2", "ADDA Capture"},
{"UL_MONO_1", NULL, "UL_MONO_1_CH1"},
{"UL_MONO_1_CH1", "ADDA_UL_CH1", "ADDA Capture"},
{"UL_MONO_1_CH1", "ADDA_UL_CH2", "ADDA Capture"},
};
static const struct snd_soc_component_driver mt8183_afe_pcm_dai_component = {
.name = "mt8183-afe-pcm-dai",
};
static const struct mtk_base_memif_data memif_data[MT8183_MEMIF_NUM] = {
[MT8183_MEMIF_DL1] = {
.name = "DL1",
.id = MT8183_MEMIF_DL1,
.reg_ofs_base = AFE_DL1_BASE,
.reg_ofs_cur = AFE_DL1_CUR,
.fs_reg = AFE_DAC_CON1,
.fs_shift = DL1_MODE_SFT,
.fs_maskbit = DL1_MODE_MASK,
.mono_reg = AFE_DAC_CON1,
.mono_shift = DL1_DATA_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = DL1_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = DL1_HD_SFT,
.hd_align_mshift = DL1_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_DL2] = {
.name = "DL2",
.id = MT8183_MEMIF_DL2,
.reg_ofs_base = AFE_DL2_BASE,
.reg_ofs_cur = AFE_DL2_CUR,
.fs_reg = AFE_DAC_CON1,
.fs_shift = DL2_MODE_SFT,
.fs_maskbit = DL2_MODE_MASK,
.mono_reg = AFE_DAC_CON1,
.mono_shift = DL2_DATA_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = DL2_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = DL2_HD_SFT,
.hd_align_mshift = DL2_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_DL3] = {
.name = "DL3",
.id = MT8183_MEMIF_DL3,
.reg_ofs_base = AFE_DL3_BASE,
.reg_ofs_cur = AFE_DL3_CUR,
.fs_reg = AFE_DAC_CON2,
.fs_shift = DL3_MODE_SFT,
.fs_maskbit = DL3_MODE_MASK,
.mono_reg = AFE_DAC_CON1,
.mono_shift = DL3_DATA_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = DL3_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = DL3_HD_SFT,
.hd_align_mshift = DL3_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_VUL2] = {
.name = "VUL2",
.id = MT8183_MEMIF_VUL2,
.reg_ofs_base = AFE_VUL2_BASE,
.reg_ofs_cur = AFE_VUL2_CUR,
.fs_reg = AFE_DAC_CON2,
.fs_shift = VUL2_MODE_SFT,
.fs_maskbit = VUL2_MODE_MASK,
.mono_reg = AFE_DAC_CON2,
.mono_shift = VUL2_DATA_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = VUL2_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = VUL2_HD_SFT,
.hd_align_mshift = VUL2_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_AWB] = {
.name = "AWB",
.id = MT8183_MEMIF_AWB,
.reg_ofs_base = AFE_AWB_BASE,
.reg_ofs_cur = AFE_AWB_CUR,
.fs_reg = AFE_DAC_CON1,
.fs_shift = AWB_MODE_SFT,
.fs_maskbit = AWB_MODE_MASK,
.mono_reg = AFE_DAC_CON1,
.mono_shift = AWB_DATA_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = AWB_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = AWB_HD_SFT,
.hd_align_mshift = AWB_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_AWB2] = {
.name = "AWB2",
.id = MT8183_MEMIF_AWB2,
.reg_ofs_base = AFE_AWB2_BASE,
.reg_ofs_cur = AFE_AWB2_CUR,
.fs_reg = AFE_DAC_CON2,
.fs_shift = AWB2_MODE_SFT,
.fs_maskbit = AWB2_MODE_MASK,
.mono_reg = AFE_DAC_CON2,
.mono_shift = AWB2_DATA_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = AWB2_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = AWB2_HD_SFT,
.hd_align_mshift = AWB2_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_VUL12] = {
.name = "VUL12",
.id = MT8183_MEMIF_VUL12,
.reg_ofs_base = AFE_VUL_D2_BASE,
.reg_ofs_cur = AFE_VUL_D2_CUR,
.fs_reg = AFE_DAC_CON0,
.fs_shift = VUL12_MODE_SFT,
.fs_maskbit = VUL12_MODE_MASK,
.mono_reg = AFE_DAC_CON0,
.mono_shift = VUL12_MONO_SFT,
.enable_reg = AFE_DAC_CON0,
.enable_shift = VUL12_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = VUL12_HD_SFT,
.hd_align_mshift = VUL12_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_MOD_DAI] = {
.name = "MOD_DAI",
.id = MT8183_MEMIF_MOD_DAI,
.reg_ofs_base = AFE_MOD_DAI_BASE,
.reg_ofs_cur = AFE_MOD_DAI_CUR,
.fs_reg = AFE_DAC_CON1,
.fs_shift = MOD_DAI_MODE_SFT,
.fs_maskbit = MOD_DAI_MODE_MASK,
.mono_reg = -1,
.mono_shift = 0,
.enable_reg = AFE_DAC_CON0,
.enable_shift = MOD_DAI_ON_SFT,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = MOD_DAI_HD_SFT,
.hd_align_mshift = MOD_DAI_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
[MT8183_MEMIF_HDMI] = {
.name = "HDMI",
.id = MT8183_MEMIF_HDMI,
.reg_ofs_base = AFE_HDMI_OUT_BASE,
.reg_ofs_cur = AFE_HDMI_OUT_CUR,
.fs_reg = -1,
.fs_shift = -1,
.fs_maskbit = -1,
.mono_reg = -1,
.mono_shift = -1,
.enable_reg = -1, /* control in tdm for sync start */
.enable_shift = -1,
.hd_reg = AFE_MEMIF_HD_MODE,
.hd_align_reg = AFE_MEMIF_HDALIGN,
.hd_shift = HDMI_HD_SFT,
.hd_align_mshift = HDMI_HD_ALIGN_SFT,
.agent_disable_reg = -1,
.agent_disable_shift = -1,
.msb_reg = -1,
.msb_shift = -1,
},
};
static const struct mtk_base_irq_data irq_data[MT8183_IRQ_NUM] = {
[MT8183_IRQ_0] = {
.id = MT8183_IRQ_0,
.irq_cnt_reg = AFE_IRQ_MCU_CNT0,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ0_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ0_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ0_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ0_MCU_CLR_SFT,
},
[MT8183_IRQ_1] = {
.id = MT8183_IRQ_1,
.irq_cnt_reg = AFE_IRQ_MCU_CNT1,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ1_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ1_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ1_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ1_MCU_CLR_SFT,
},
[MT8183_IRQ_2] = {
.id = MT8183_IRQ_2,
.irq_cnt_reg = AFE_IRQ_MCU_CNT2,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ2_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ2_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ2_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ2_MCU_CLR_SFT,
},
[MT8183_IRQ_3] = {
.id = MT8183_IRQ_3,
.irq_cnt_reg = AFE_IRQ_MCU_CNT3,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ3_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ3_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ3_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ3_MCU_CLR_SFT,
},
[MT8183_IRQ_4] = {
.id = MT8183_IRQ_4,
.irq_cnt_reg = AFE_IRQ_MCU_CNT4,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ4_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ4_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ4_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ4_MCU_CLR_SFT,
},
[MT8183_IRQ_5] = {
.id = MT8183_IRQ_5,
.irq_cnt_reg = AFE_IRQ_MCU_CNT5,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ5_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ5_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ5_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ5_MCU_CLR_SFT,
},
[MT8183_IRQ_6] = {
.id = MT8183_IRQ_6,
.irq_cnt_reg = AFE_IRQ_MCU_CNT6,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ6_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ6_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ6_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ6_MCU_CLR_SFT,
},
[MT8183_IRQ_7] = {
.id = MT8183_IRQ_7,
.irq_cnt_reg = AFE_IRQ_MCU_CNT7,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON1,
.irq_fs_shift = IRQ7_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ7_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ7_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ7_MCU_CLR_SFT,
},
[MT8183_IRQ_8] = {
.id = MT8183_IRQ_8,
.irq_cnt_reg = AFE_IRQ_MCU_CNT8,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = -1,
.irq_fs_shift = -1,
.irq_fs_maskbit = -1,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ8_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ8_MCU_CLR_SFT,
},
[MT8183_IRQ_11] = {
.id = MT8183_IRQ_11,
.irq_cnt_reg = AFE_IRQ_MCU_CNT11,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON2,
.irq_fs_shift = IRQ11_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ11_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ11_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ11_MCU_CLR_SFT,
},
[MT8183_IRQ_12] = {
.id = MT8183_IRQ_12,
.irq_cnt_reg = AFE_IRQ_MCU_CNT12,
.irq_cnt_shift = 0,
.irq_cnt_maskbit = 0x3ffff,
.irq_fs_reg = AFE_IRQ_MCU_CON2,
.irq_fs_shift = IRQ12_MCU_MODE_SFT,
.irq_fs_maskbit = IRQ12_MCU_MODE_MASK,
.irq_en_reg = AFE_IRQ_MCU_CON0,
.irq_en_shift = IRQ12_MCU_ON_SFT,
.irq_clr_reg = AFE_IRQ_MCU_CLR,
.irq_clr_shift = IRQ12_MCU_CLR_SFT,
},
};
static bool mt8183_is_volatile_reg(struct device *dev, unsigned int reg)
{
/* these auto-gen reg has read-only bit, so put it as volatile */
/* volatile reg cannot be cached, so cannot be set when power off */
switch (reg) {
case AUDIO_TOP_CON0: /* reg bit controlled by CCF */
case AUDIO_TOP_CON1: /* reg bit controlled by CCF */
case AUDIO_TOP_CON3:
case AFE_DL1_CUR:
case AFE_DL1_END:
case AFE_DL2_CUR:
case AFE_DL2_END:
case AFE_AWB_END:
case AFE_AWB_CUR:
case AFE_VUL_END:
case AFE_VUL_CUR:
case AFE_MEMIF_MON0:
case AFE_MEMIF_MON1:
case AFE_MEMIF_MON2:
case AFE_MEMIF_MON3:
case AFE_MEMIF_MON4:
case AFE_MEMIF_MON5:
case AFE_MEMIF_MON6:
case AFE_MEMIF_MON7:
case AFE_MEMIF_MON8:
case AFE_MEMIF_MON9:
case AFE_ADDA_SRC_DEBUG_MON0:
case AFE_ADDA_SRC_DEBUG_MON1:
case AFE_ADDA_UL_SRC_MON0:
case AFE_ADDA_UL_SRC_MON1:
case AFE_SIDETONE_MON:
case AFE_SIDETONE_CON0:
case AFE_SIDETONE_COEFF:
case AFE_BUS_MON0:
case AFE_MRGIF_MON0:
case AFE_MRGIF_MON1:
case AFE_MRGIF_MON2:
case AFE_I2S_MON:
case AFE_DAC_MON:
case AFE_VUL2_END:
case AFE_VUL2_CUR:
case AFE_IRQ0_MCU_CNT_MON:
case AFE_IRQ6_MCU_CNT_MON:
case AFE_MOD_DAI_END:
case AFE_MOD_DAI_CUR:
case AFE_VUL_D2_END:
case AFE_VUL_D2_CUR:
case AFE_DL3_CUR:
case AFE_DL3_END:
case AFE_HDMI_OUT_CON0:
case AFE_HDMI_OUT_CUR:
case AFE_HDMI_OUT_END:
case AFE_IRQ3_MCU_CNT_MON:
case AFE_IRQ4_MCU_CNT_MON:
case AFE_IRQ_MCU_STATUS:
case AFE_IRQ_MCU_CLR:
case AFE_IRQ_MCU_MON2:
case AFE_IRQ1_MCU_CNT_MON:
case AFE_IRQ2_MCU_CNT_MON:
case AFE_IRQ1_MCU_EN_CNT_MON:
case AFE_IRQ5_MCU_CNT_MON:
case AFE_IRQ7_MCU_CNT_MON:
case AFE_GAIN1_CUR:
case AFE_GAIN2_CUR:
case AFE_SRAM_DELSEL_CON0:
case AFE_SRAM_DELSEL_CON2:
case AFE_SRAM_DELSEL_CON3:
case AFE_ASRC_2CH_CON12:
case AFE_ASRC_2CH_CON13:
case PCM_INTF_CON2:
case FPGA_CFG0:
case FPGA_CFG1:
case FPGA_CFG2:
case FPGA_CFG3:
case AUDIO_TOP_DBG_MON0:
case AUDIO_TOP_DBG_MON1:
case AFE_IRQ8_MCU_CNT_MON:
case AFE_IRQ11_MCU_CNT_MON:
case AFE_IRQ12_MCU_CNT_MON:
case AFE_CBIP_MON0:
case AFE_CBIP_SLV_MUX_MON0:
case AFE_CBIP_SLV_DECODER_MON0:
case AFE_ADDA6_SRC_DEBUG_MON0:
case AFE_ADD6A_UL_SRC_MON0:
case AFE_ADDA6_UL_SRC_MON1:
case AFE_DL1_CUR_MSB:
case AFE_DL2_CUR_MSB:
case AFE_AWB_CUR_MSB:
case AFE_VUL_CUR_MSB:
case AFE_VUL2_CUR_MSB:
case AFE_MOD_DAI_CUR_MSB:
case AFE_VUL_D2_CUR_MSB:
case AFE_DL3_CUR_MSB:
case AFE_HDMI_OUT_CUR_MSB:
case AFE_AWB2_END:
case AFE_AWB2_CUR:
case AFE_AWB2_CUR_MSB:
case AFE_ADDA_DL_SDM_FIFO_MON:
case AFE_ADDA_DL_SRC_LCH_MON:
case AFE_ADDA_DL_SRC_RCH_MON:
case AFE_ADDA_DL_SDM_OUT_MON:
case AFE_CONNSYS_I2S_MON:
case AFE_ASRC_2CH_CON0:
case AFE_ASRC_2CH_CON2:
case AFE_ASRC_2CH_CON3:
case AFE_ASRC_2CH_CON4:
case AFE_ASRC_2CH_CON5:
case AFE_ASRC_2CH_CON7:
case AFE_ASRC_2CH_CON8:
case AFE_MEMIF_MON12:
case AFE_MEMIF_MON13:
case AFE_MEMIF_MON14:
case AFE_MEMIF_MON15:
case AFE_MEMIF_MON16:
case AFE_MEMIF_MON17:
case AFE_MEMIF_MON18:
case AFE_MEMIF_MON19:
case AFE_MEMIF_MON20:
case AFE_MEMIF_MON21:
case AFE_MEMIF_MON22:
case AFE_MEMIF_MON23:
case AFE_MEMIF_MON24:
case AFE_ADDA_MTKAIF_MON0:
case AFE_ADDA_MTKAIF_MON1:
case AFE_AUD_PAD_TOP:
case AFE_GENERAL1_ASRC_2CH_CON0:
case AFE_GENERAL1_ASRC_2CH_CON2:
case AFE_GENERAL1_ASRC_2CH_CON3:
case AFE_GENERAL1_ASRC_2CH_CON4:
case AFE_GENERAL1_ASRC_2CH_CON5:
case AFE_GENERAL1_ASRC_2CH_CON7:
case AFE_GENERAL1_ASRC_2CH_CON8:
case AFE_GENERAL1_ASRC_2CH_CON12:
case AFE_GENERAL1_ASRC_2CH_CON13:
case AFE_GENERAL2_ASRC_2CH_CON0:
case AFE_GENERAL2_ASRC_2CH_CON2:
case AFE_GENERAL2_ASRC_2CH_CON3:
case AFE_GENERAL2_ASRC_2CH_CON4:
case AFE_GENERAL2_ASRC_2CH_CON5:
case AFE_GENERAL2_ASRC_2CH_CON7:
case AFE_GENERAL2_ASRC_2CH_CON8:
case AFE_GENERAL2_ASRC_2CH_CON12:
case AFE_GENERAL2_ASRC_2CH_CON13:
return true;
default:
return false;
};
}
static const struct regmap_config mt8183_afe_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
.volatile_reg = mt8183_is_volatile_reg,
.max_register = AFE_MAX_REGISTER,
.num_reg_defaults_raw = AFE_MAX_REGISTER,
.cache_type = REGCACHE_FLAT,
};
static irqreturn_t mt8183_afe_irq_handler(int irq_id, void *dev)
{
struct mtk_base_afe *afe = dev;
struct mtk_base_afe_irq *irq;
unsigned int status;
unsigned int status_mcu;
unsigned int mcu_en;
int ret;
int i;
irqreturn_t irq_ret = IRQ_HANDLED;
/* get irq that is sent to MCU */
regmap_read(afe->regmap, AFE_IRQ_MCU_EN, &mcu_en);
ret = regmap_read(afe->regmap, AFE_IRQ_MCU_STATUS, &status);
/* only care IRQ which is sent to MCU */
status_mcu = status & mcu_en & AFE_IRQ_STATUS_BITS;
if (ret || status_mcu == 0) {
dev_err(afe->dev, "%s(), irq status err, ret %d, status 0x%x, mcu_en 0x%x\n",
__func__, ret, status, mcu_en);
irq_ret = IRQ_NONE;
goto err_irq;
}
for (i = 0; i < MT8183_MEMIF_NUM; i++) {
struct mtk_base_afe_memif *memif = &afe->memif[i];
if (!memif->substream)
continue;
if (memif->irq_usage < 0)
continue;
irq = &afe->irqs[memif->irq_usage];
if (status_mcu & (1 << irq->irq_data->irq_en_shift))
snd_pcm_period_elapsed(memif->substream);
}
err_irq:
/* clear irq */
regmap_write(afe->regmap,
AFE_IRQ_MCU_CLR,
status_mcu);
return irq_ret;
}
static int mt8183_afe_runtime_suspend(struct device *dev)
{
struct mtk_base_afe *afe = dev_get_drvdata(dev);
struct mt8183_afe_private *afe_priv = afe->platform_priv;
unsigned int value;
int ret;
if (!afe->regmap || afe_priv->pm_runtime_bypass_reg_ctl)
goto skip_regmap;
/* disable AFE */
regmap_update_bits(afe->regmap, AFE_DAC_CON0, AFE_ON_MASK_SFT, 0x0);
ret = regmap_read_poll_timeout(afe->regmap,
AFE_DAC_MON,
value,
(value & AFE_ON_RETM_MASK_SFT) == 0,
20,
1 * 1000 * 1000);
if (ret)
dev_warn(afe->dev, "%s(), ret %d\n", __func__, ret);
/* make sure all irq status are cleared, twice intended */
regmap_update_bits(afe->regmap, AFE_IRQ_MCU_CLR, 0xffff, 0xffff);
regmap_update_bits(afe->regmap, AFE_IRQ_MCU_CLR, 0xffff, 0xffff);
/* cache only */
regcache_cache_only(afe->regmap, true);
regcache_mark_dirty(afe->regmap);
skip_regmap:
return mt8183_afe_disable_clock(afe);
}
static int mt8183_afe_runtime_resume(struct device *dev)
{
struct mtk_base_afe *afe = dev_get_drvdata(dev);
struct mt8183_afe_private *afe_priv = afe->platform_priv;
int ret;
ret = mt8183_afe_enable_clock(afe);
if (ret)
return ret;
if (!afe->regmap || afe_priv->pm_runtime_bypass_reg_ctl)
goto skip_regmap;
regcache_cache_only(afe->regmap, false);
regcache_sync(afe->regmap);
/* enable audio sys DCM for power saving */
regmap_update_bits(afe->regmap, AUDIO_TOP_CON0, 0x1 << 29, 0x1 << 29);
/* force cpu use 8_24 format when writing 32bit data */
regmap_update_bits(afe->regmap, AFE_MEMIF_MSB,
CPU_HD_ALIGN_MASK_SFT, 0 << CPU_HD_ALIGN_SFT);
/* set all output port to 24bit */
regmap_write(afe->regmap, AFE_CONN_24BIT, 0xffffffff);
regmap_write(afe->regmap, AFE_CONN_24BIT_1, 0xffffffff);
/* enable AFE */
regmap_update_bits(afe->regmap, AFE_DAC_CON0, 0x1, 0x1);
skip_regmap:
return 0;
}
static int mt8183_afe_component_probe(struct snd_soc_component *component)
{
return mtk_afe_add_sub_dai_control(component);
}
static const struct snd_soc_component_driver mt8183_afe_component = {
.name = AFE_PCM_NAME,
.probe = mt8183_afe_component_probe,
.pointer = mtk_afe_pcm_pointer,
.pcm_construct = mtk_afe_pcm_new,
};
static int mt8183_dai_memif_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 = mt8183_memif_dai_driver;
dai->num_dai_drivers = ARRAY_SIZE(mt8183_memif_dai_driver);
dai->dapm_widgets = mt8183_memif_widgets;
dai->num_dapm_widgets = ARRAY_SIZE(mt8183_memif_widgets);
dai->dapm_routes = mt8183_memif_routes;
dai->num_dapm_routes = ARRAY_SIZE(mt8183_memif_routes);
return 0;
}
typedef int (*dai_register_cb)(struct mtk_base_afe *);
static const dai_register_cb dai_register_cbs[] = {
mt8183_dai_adda_register,
mt8183_dai_i2s_register,
mt8183_dai_pcm_register,
mt8183_dai_tdm_register,
mt8183_dai_hostless_register,
mt8183_dai_memif_register,
};
static int mt8183_afe_pcm_dev_probe(struct platform_device *pdev)
{
struct mtk_base_afe *afe;
struct mt8183_afe_private *afe_priv;
struct device *dev;
struct reset_control *rstc;
int i, irq_id, ret;
afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
if (!afe)
return -ENOMEM;
platform_set_drvdata(pdev, afe);
afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
GFP_KERNEL);
if (!afe->platform_priv)
return -ENOMEM;
afe_priv = afe->platform_priv;
afe->dev = &pdev->dev;
dev = afe->dev;
/* initial audio related clock */
ret = mt8183_init_clock(afe);
if (ret) {
dev_err(dev, "init clock error\n");
return ret;
}
pm_runtime_enable(dev);
/* regmap init */
afe->regmap = syscon_node_to_regmap(dev->parent->of_node);
if (IS_ERR(afe->regmap)) {
dev_err(dev, "could not get regmap from parent\n");
ret = PTR_ERR(afe->regmap);
goto err_pm_disable;
}
ret = regmap_attach_dev(dev, afe->regmap, &mt8183_afe_regmap_config);
if (ret) {
dev_warn(dev, "regmap_attach_dev fail, ret %d\n", ret);
goto err_pm_disable;
}
rstc = devm_reset_control_get(dev, "audiosys");
if (IS_ERR(rstc)) {
ret = PTR_ERR(rstc);
dev_err(dev, "could not get audiosys reset:%d\n", ret);
goto err_pm_disable;
}
ret = reset_control_reset(rstc);
if (ret) {
dev_err(dev, "failed to trigger audio reset:%d\n", ret);
goto err_pm_disable;
}
/* enable clock for regcache get default value from hw */
afe_priv->pm_runtime_bypass_reg_ctl = true;
pm_runtime_get_sync(&pdev->dev);
ret = regmap_reinit_cache(afe->regmap, &mt8183_afe_regmap_config);
if (ret) {
dev_err(dev, "regmap_reinit_cache fail, ret %d\n", ret);
goto err_pm_disable;
}
pm_runtime_put_sync(&pdev->dev);
afe_priv->pm_runtime_bypass_reg_ctl = false;
regcache_cache_only(afe->regmap, true);
regcache_mark_dirty(afe->regmap);
/* init memif */
afe->memif_size = MT8183_MEMIF_NUM;
afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
GFP_KERNEL);
if (!afe->memif) {
ret = -ENOMEM;
goto err_pm_disable;
}
for (i = 0; i < afe->memif_size; i++) {
afe->memif[i].data = &memif_data[i];
afe->memif[i].irq_usage = -1;
}
afe->memif[MT8183_MEMIF_HDMI].irq_usage = MT8183_IRQ_8;
afe->memif[MT8183_MEMIF_HDMI].const_irq = 1;
mutex_init(&afe->irq_alloc_lock);
/* init memif */
/* irq initialize */
afe->irqs_size = MT8183_IRQ_NUM;
afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
GFP_KERNEL);
if (!afe->irqs) {
ret = -ENOMEM;
goto err_pm_disable;
}
for (i = 0; i < afe->irqs_size; i++)
afe->irqs[i].irq_data = &irq_data[i];
/* request irq */
irq_id = platform_get_irq(pdev, 0);
if (irq_id < 0) {
ret = irq_id;
goto err_pm_disable;
}
ret = devm_request_irq(dev, irq_id, mt8183_afe_irq_handler,
IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
if (ret) {
dev_err(dev, "could not request_irq for asys-isr\n");
goto err_pm_disable;
}
/* init sub_dais */
INIT_LIST_HEAD(&afe->sub_dais);
for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
ret = dai_register_cbs[i](afe);
if (ret) {
dev_warn(afe->dev, "dai register i %d fail, ret %d\n",
i, ret);
goto err_pm_disable;
}
}
/* init dai_driver and component_driver */
ret = mtk_afe_combine_sub_dai(afe);
if (ret) {
dev_warn(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
ret);
goto err_pm_disable;
}
afe->mtk_afe_hardware = &mt8183_afe_hardware;
afe->memif_fs = mt8183_memif_fs;
afe->irq_fs = mt8183_irq_fs;
afe->runtime_resume = mt8183_afe_runtime_resume;
afe->runtime_suspend = mt8183_afe_runtime_suspend;
/* register component */
ret = devm_snd_soc_register_component(&pdev->dev,
&mt8183_afe_component,
NULL, 0);
if (ret) {
dev_warn(dev, "err_platform\n");
goto err_pm_disable;
}
ret = devm_snd_soc_register_component(afe->dev,
&mt8183_afe_pcm_dai_component,
afe->dai_drivers,
afe->num_dai_drivers);
if (ret) {
dev_warn(dev, "err_dai_component\n");
goto err_pm_disable;
}
return ret;
err_pm_disable:
pm_runtime_disable(&pdev->dev);
return ret;
}
static int mt8183_afe_pcm_dev_remove(struct platform_device *pdev)
{
pm_runtime_disable(&pdev->dev);
if (!pm_runtime_status_suspended(&pdev->dev))
mt8183_afe_runtime_suspend(&pdev->dev);
return 0;
}
static const struct of_device_id mt8183_afe_pcm_dt_match[] = {
{ .compatible = "mediatek,mt8183-audio", },
{},
};
MODULE_DEVICE_TABLE(of, mt8183_afe_pcm_dt_match);
static const struct dev_pm_ops mt8183_afe_pm_ops = {
SET_RUNTIME_PM_OPS(mt8183_afe_runtime_suspend,
mt8183_afe_runtime_resume, NULL)
};
static struct platform_driver mt8183_afe_pcm_driver = {
.driver = {
.name = "mt8183-audio",
.of_match_table = mt8183_afe_pcm_dt_match,
.pm = &mt8183_afe_pm_ops,
},
.probe = mt8183_afe_pcm_dev_probe,
.remove = mt8183_afe_pcm_dev_remove,
};
module_platform_driver(mt8183_afe_pcm_driver);
MODULE_DESCRIPTION("Mediatek ALSA SoC AFE platform driver for 8183");
MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
MODULE_LICENSE("GPL v2");