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// SPDX-License-Identifier: GPL-2.0
//
// MediaTek ALSA SoC Audio DAI Hostless Control
//
// Copyright (c) 2018 MediaTek Inc.
// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
#include "mt8183-afe-common.h"
/* dai component */
static const struct snd_soc_dapm_route mtk_dai_hostless_routes[] = {
/* Hostless ADDA Loopback */
{"ADDA_DL_CH1", "ADDA_UL_CH1", "Hostless LPBK DL"},
{"ADDA_DL_CH1", "ADDA_UL_CH2", "Hostless LPBK DL"},
{"ADDA_DL_CH2", "ADDA_UL_CH1", "Hostless LPBK DL"},
{"ADDA_DL_CH2", "ADDA_UL_CH2", "Hostless LPBK DL"},
{"Hostless LPBK UL", NULL, "ADDA Capture"},
/* Hostless Speech */
{"ADDA_DL_CH1", "PCM_1_CAP_CH1", "Hostless Speech DL"},
{"ADDA_DL_CH2", "PCM_1_CAP_CH1", "Hostless Speech DL"},
{"ADDA_DL_CH2", "PCM_1_CAP_CH2", "Hostless Speech DL"},
{"ADDA_DL_CH1", "PCM_2_CAP_CH1", "Hostless Speech DL"},
{"ADDA_DL_CH2", "PCM_2_CAP_CH1", "Hostless Speech DL"},
{"ADDA_DL_CH2", "PCM_2_CAP_CH2", "Hostless Speech DL"},
{"PCM_1_PB_CH1", "ADDA_UL_CH1", "Hostless Speech DL"},
{"PCM_1_PB_CH2", "ADDA_UL_CH2", "Hostless Speech DL"},
{"PCM_2_PB_CH1", "ADDA_UL_CH1", "Hostless Speech DL"},
{"PCM_2_PB_CH2", "ADDA_UL_CH2", "Hostless Speech DL"},
{"Hostless Speech UL", NULL, "PCM 1 Capture"},
{"Hostless Speech UL", NULL, "PCM 2 Capture"},
{"Hostless Speech UL", NULL, "ADDA Capture"},
};
/* dai ops */
static int mtk_dai_hostless_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
return snd_soc_set_runtime_hwparams(substream, afe->mtk_afe_hardware);
}
static const struct snd_soc_dai_ops mtk_dai_hostless_ops = {
.startup = mtk_dai_hostless_startup,
};
/* dai driver */
#define MTK_HOSTLESS_RATES (SNDRV_PCM_RATE_8000_48000 |\
SNDRV_PCM_RATE_88200 |\
SNDRV_PCM_RATE_96000 |\
SNDRV_PCM_RATE_176400 |\
SNDRV_PCM_RATE_192000)
#define MTK_HOSTLESS_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
SNDRV_PCM_FMTBIT_S24_LE |\
SNDRV_PCM_FMTBIT_S32_LE)
static struct snd_soc_dai_driver mtk_dai_hostless_driver[] = {
{
.name = "Hostless LPBK DAI",
.id = MT8183_DAI_HOSTLESS_LPBK,
.playback = {
.stream_name = "Hostless LPBK DL",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_HOSTLESS_RATES,
.formats = MTK_HOSTLESS_FORMATS,
},
.capture = {
.stream_name = "Hostless LPBK UL",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_HOSTLESS_RATES,
.formats = MTK_HOSTLESS_FORMATS,
},
.ops = &mtk_dai_hostless_ops,
},
{
.name = "Hostless Speech DAI",
.id = MT8183_DAI_HOSTLESS_SPEECH,
.playback = {
.stream_name = "Hostless Speech DL",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_HOSTLESS_RATES,
.formats = MTK_HOSTLESS_FORMATS,
},
.capture = {
.stream_name = "Hostless Speech UL",
.channels_min = 1,
.channels_max = 2,
.rates = MTK_HOSTLESS_RATES,
.formats = MTK_HOSTLESS_FORMATS,
},
.ops = &mtk_dai_hostless_ops,
},
};
int mt8183_dai_hostless_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_hostless_driver;
dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_hostless_driver);
dai->dapm_routes = mtk_dai_hostless_routes;
dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_hostless_routes);
return 0;
}
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