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kernel_samsung_a34x-permissive/sound/soc/mediatek/common_int/mtk-soc-codec-dummy.c
Fede2782 6db4831e98
Import A346BXXU4BWK2 kernel source 
Android 14
2024-04-28 15:51:13 +02:00

547 lines
13 KiB
C
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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2019 MediaTek Inc.
* Author: Michael Hsiao <michael.hsiao@mediatek.com>
*/
/*******************************************************************************
*
* Filename:
* ---------
* mtk_codec_dummy
*
* Project:
* --------
*
*
* Description:
* ------------
* Audio codec dummy file
*
* Author:
* -------
* Chipeng Chang
*
*------------------------------------------------------------------------------
*
*
******************************************************************************
*/
/*****************************************************************************
* C O M P I L E R F L A G S
*****************************************************************************/
/*****************************************************************************
* E X T E R N A L R E F E R E N C E S
*****************************************************************************/
#include "mtk-auddrv-common.h"
#include "mtk-soc-analog-type.h"
#include "mtk-soc-pcm-common.h"
#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/soc.h>
#define CODEC_DUMMY_NAME "mtk-codec-dummy"
static int dummy_codec_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *Daiport)
{
return 0;
}
static int dummy_codec_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *Daiport)
{
return 0;
}
static int dummy_codec_trigger(struct snd_pcm_substream *substream, int command,
struct snd_soc_dai *Daiport)
{
switch (command) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
break;
}
return 0;
}
static const struct snd_soc_dai_ops dummy_aif1_dai_ops = {
.startup = dummy_codec_startup,
.prepare = dummy_codec_prepare,
.trigger = dummy_codec_trigger,
};
static struct snd_soc_dai_driver dummy_6323_dai_codecs[] = {
{
.name = MT_SOC_CODEC_TXDAI_NAME,
.playback = {
.stream_name = MT_SOC_DL1_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_RXDAI_NAME,
.capture = {
.stream_name = MT_SOC_UL1_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_VOICE_MD1DAI_NAME,
.playback = {
.stream_name = MT_SOC_VOICE_MD1_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
.capture = {
.stream_name = MT_SOC_VOICE_MD1_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_VOICE_MD2DAI_NAME,
.playback = {
.stream_name = MT_SOC_VOICE_MD2_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
.capture = {
.stream_name = MT_SOC_VOICE_MD2_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_FMI2S2RXDAI_NAME,
.playback = {
.stream_name = MT_SOC_FM_I2S2_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
.capture = {
.stream_name =
MT_SOC_FM_I2S2_RECORD_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_STUB_NAME,
.playback = {
.stream_name = MT_SOC_ROUTING_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{.name = MT_SOC_CODEC_DL1AWBDAI_NAME,
.capture = {
.stream_name = MT_SOC_DL1_AWB_RECORD_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
} },
{.name = MT_SOC_CODEC_I2S0AWB_NAME,
.capture = {
.stream_name = MT_SOC_I2S0AWB_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
} },
{.name = MT_SOC_CODEC_VOICE_MD2_BTDAI_NAME,
.playback = {
.stream_name = MT_SOC_VOICE_MD2_BT_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
} },
{.name = MT_SOC_CODEC_VOICE_MD1_BTDAI_NAME,
.playback = {
.stream_name = MT_SOC_VOICE_MD1_BT_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
} },
{.name = MT_SOC_CODEC_VOIPCALLBTOUTDAI_NAME,
.playback = {
.stream_name = MT_SOC_VOIP_BT_OUT_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
} },
{.name = MT_SOC_CODEC_VOIPCALLBTINDAI_NAME,
.capture = {
.stream_name = MT_SOC_VOIP_BT_IN_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
} },
{
.name = MT_SOC_CODEC_DUMMY_DAI_NAME,
.playback = {
.stream_name = MT_SOC_ROUTING_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = (SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U16_LE |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_U16_BE |
SNDRV_PCM_FMTBIT_S16_BE |
SNDRV_PCM_FMTBIT_U24_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_U24_BE |
SNDRV_PCM_FMTBIT_S24_BE |
SNDRV_PCM_FMTBIT_U24_3LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_U24_3BE |
SNDRV_PCM_FMTBIT_S24_3BE |
SNDRV_PCM_FMTBIT_U32_LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_U32_BE |
SNDRV_PCM_FMTBIT_S32_BE),
},
.capture = {
.stream_name = MT_SOC_ROUTING_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = (SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U16_LE |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_U16_BE |
SNDRV_PCM_FMTBIT_S16_BE |
SNDRV_PCM_FMTBIT_U24_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_U24_BE |
SNDRV_PCM_FMTBIT_S24_BE |
SNDRV_PCM_FMTBIT_U24_3LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_U24_3BE |
SNDRV_PCM_FMTBIT_S24_3BE |
SNDRV_PCM_FMTBIT_U32_LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_U32_BE |
SNDRV_PCM_FMTBIT_S32_BE),
},
},
#ifdef CONFIG_MTK_HDMI_TDM
{
.name = MT_SOC_CODEC_HDMI_DUMMY_DAI_NAME,
.playback = {
.stream_name = MT_SOC_HDMI_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
.capture = {
.stream_name = MT_SOC_HDMI_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
#endif
{
.name = MT_SOC_CODEC_I2S0_DUMMY_DAI_NAME,
.playback = {
.stream_name = MT_SOC_I2S0_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_MRGRX_DUMMY_DAI_NAME,
.playback = {
.stream_name = MT_SOC_MRGRX_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
.capture = {
.stream_name = MT_SOC_MRGRX_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_FMMRGTXDAI_DUMMY_DAI_NAME,
.playback = {
.stream_name = MT_SOC_FM_MRGTX_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_TDMRX_DAI_NAME,
.capture = {
.stream_name = MT_SOC_TDM_CAPTURE_STREAM_NAME,
.channels_min = 2,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = (SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S8 |
SNDRV_PCM_FMTBIT_U16_LE |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_U16_BE |
SNDRV_PCM_FMTBIT_S16_BE |
SNDRV_PCM_FMTBIT_U24_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_U24_BE |
SNDRV_PCM_FMTBIT_S24_BE |
SNDRV_PCM_FMTBIT_U24_3LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_U24_3BE |
SNDRV_PCM_FMTBIT_S24_3BE |
SNDRV_PCM_FMTBIT_U32_LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_U32_BE |
SNDRV_PCM_FMTBIT_S32_BE),
},
},
{
.name = MT_SOC_CODEC_FM_I2S_DUMMY_DAI_NAME,
.capture = {
.stream_name =
MT_SOC_FM_I2S_PLAYBACK_STREAM_NAME,
.channels_min = 1,
.channels_max = 8,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_BTCVSD_RX_DAI_NAME,
.capture = {
.stream_name =
MT_SOC_BTCVSD_CAPTURE_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_BTCVSD_TX_DAI_NAME,
.playback = {
.stream_name =
MT_SOC_BTCVSD_PLAYBACK_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
{
.name = MT_SOC_CODEC_BTCVSD_DAI_NAME,
.playback = {
.stream_name =
MT_SOC_BTCVSD_PLAYBACK_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
.capture = {
.stream_name =
MT_SOC_BTCVSD_CAPTURE_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SOC_HIGH_USE_RATE,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
#ifdef _NON_COMMON_FEATURE_READY
{
.name = MT_SOC_CODEC_MOD_DAI_NAME,
.capture = {
.stream_name = MT_SOC_MODDAI_STREAM_NAME,
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SND_SOC_ADV_MT_FMTS,
},
},
#endif
};
static int dummy_codec_probe(struct snd_soc_component *component)
{
return 0;
}
static int dummy_codec_remove(struct snd_soc_component *component)
{
return 0;
}
static const struct snd_soc_component_driver soc_mtk_codec = {
.name = CODEC_DUMMY_NAME,
.probe = dummy_codec_probe,
.remove = dummy_codec_remove,
};
static int mtk_dummy_codec_dev_probe(struct platform_device *pdev)
{
pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
if (pdev->dev.dma_mask == NULL)
pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
if (pdev->dev.of_node)
dev_set_name(&pdev->dev, "%s", MT_SOC_CODEC_DUMMY_NAME);
pdev->name = pdev->dev.kobj.name;
pr_debug("%s: dev name %s\n", __func__, dev_name(&pdev->dev));
return snd_soc_register_component(&pdev->dev, &soc_mtk_codec,
dummy_6323_dai_codecs,
ARRAY_SIZE(dummy_6323_dai_codecs));
}
static int mtk_dummy_codec_dev_remove(struct platform_device *pdev)
{
pr_debug("%s:\n", __func__);
snd_soc_unregister_component(&pdev->dev);
return 0;
}
#ifdef CONFIG_OF
static const struct of_device_id mt_soc_codec_dummy_of_ids[] = {
{
.compatible = "mediatek,mt_soc_codec_dummy",
},
{} };
#endif
static struct platform_driver mtk_codec_dummy_driver = {
.driver = {
.name = MT_SOC_CODEC_DUMMY_NAME,
.owner = THIS_MODULE,
#ifdef CONFIG_OF
.of_match_table = mt_soc_codec_dummy_of_ids,
#endif
},
.probe = mtk_dummy_codec_dev_probe,
.remove = mtk_dummy_codec_dev_remove,
};
#ifndef CONFIG_OF
static struct platform_device *soc_mtk_codec_dummy_dev;
#endif
static int __init mtk_dummy_codec_init(void)
{
pr_debug("%s:\n", __func__);
#ifndef CONFIG_OF
int ret = 0;
soc_mtk_codec_dummy_dev =
platform_device_alloc(MT_SOC_CODEC_DUMMY_NAME, -1);
if (!soc_mtk_codec_dummy_dev)
return -ENOMEM;
ret = platform_device_add(soc_mtk_codec_dummy_dev);
if (ret != 0) {
platform_device_put(soc_mtk_codec_dummy_dev);
return ret;
}
#endif
return platform_driver_register(&mtk_codec_dummy_driver);
}
module_init(mtk_dummy_codec_init);
static void __exit mtk_codec_dummy_exit(void)
{
pr_debug("%s:\n", __func__);
platform_driver_unregister(&mtk_codec_dummy_driver);
}
module_exit(mtk_codec_dummy_exit);
/* Module information */
MODULE_DESCRIPTION("MTK dummy codec driver");
MODULE_LICENSE("GPL v2");
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