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298 lines
8.1 KiB
298 lines
8.1 KiB
// SPDX-License-Identifier: GPL-2.0 |
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// |
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// MediaTek ALSA SoC Audio DAI Hostless Control |
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// |
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// Copyright (c) 2022 MediaTek Inc. |
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// Author: Jiaxin Yu <[email protected]> |
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#include "mt8186-afe-common.h" |
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static const struct snd_pcm_hardware mt8186_hostless_hardware = { |
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.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
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SNDRV_PCM_INFO_MMAP_VALID), |
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.period_bytes_min = 256, |
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.period_bytes_max = 4 * 48 * 1024, |
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.periods_min = 2, |
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.periods_max = 256, |
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.buffer_bytes_max = 4 * 48 * 1024, |
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.fifo_size = 0, |
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}; |
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/* dai component */ |
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static const struct snd_soc_dapm_route mtk_dai_hostless_routes[] = { |
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/* Hostless ADDA Loopback */ |
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{"ADDA_DL_CH1", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"}, |
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{"ADDA_DL_CH1", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"}, |
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{"ADDA_DL_CH2", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"}, |
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{"ADDA_DL_CH2", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"}, |
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{"I2S1_CH1", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"}, |
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{"I2S1_CH2", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"}, |
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{"I2S3_CH1", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"}, |
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{"I2S3_CH1", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"}, |
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{"I2S3_CH2", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"}, |
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{"I2S3_CH2", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"}, |
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{"Hostless LPBK UL", NULL, "ADDA_UL_Mux"}, |
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/* Hostelss FM */ |
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/* connsys_i2s to hw gain 1*/ |
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{"Hostless FM UL", NULL, "Connsys I2S"}, |
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{"HW_GAIN1_IN_CH1", "CONNSYS_I2S_CH1 Switch", "Hostless FM DL"}, |
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{"HW_GAIN1_IN_CH2", "CONNSYS_I2S_CH2 Switch", "Hostless FM DL"}, |
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/* hw gain to adda dl */ |
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{"Hostless FM UL", NULL, "HW Gain 1 Out"}, |
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{"ADDA_DL_CH1", "GAIN1_OUT_CH1 Switch", "Hostless FM DL"}, |
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{"ADDA_DL_CH2", "GAIN1_OUT_CH2 Switch", "Hostless FM DL"}, |
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/* hw gain to i2s3 */ |
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{"I2S3_CH1", "GAIN1_OUT_CH1 Switch", "Hostless FM DL"}, |
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{"I2S3_CH2", "GAIN1_OUT_CH2 Switch", "Hostless FM DL"}, |
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/* hw gain to i2s1 */ |
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{"I2S1_CH1", "GAIN1_OUT_CH1 Switch", "Hostless FM DL"}, |
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{"I2S1_CH2", "GAIN1_OUT_CH2 Switch", "Hostless FM DL"}, |
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/* Hostless_SRC */ |
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{"ADDA_DL_CH1", "SRC_1_OUT_CH1 Switch", "Hostless_SRC_1_DL"}, |
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{"ADDA_DL_CH2", "SRC_1_OUT_CH2 Switch", "Hostless_SRC_1_DL"}, |
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{"I2S1_CH1", "SRC_1_OUT_CH1 Switch", "Hostless_SRC_1_DL"}, |
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{"I2S1_CH2", "SRC_1_OUT_CH2 Switch", "Hostless_SRC_1_DL"}, |
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{"I2S3_CH1", "SRC_1_OUT_CH1 Switch", "Hostless_SRC_1_DL"}, |
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{"I2S3_CH2", "SRC_1_OUT_CH2 Switch", "Hostless_SRC_1_DL"}, |
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{"Hostless_SRC_1_UL", NULL, "HW_SRC_1_Out"}, |
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/* Hostless_SRC_bargein */ |
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{"HW_SRC_1_IN_CH1", "I2S0_CH1 Switch", "Hostless_SRC_Bargein_DL"}, |
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{"HW_SRC_1_IN_CH2", "I2S0_CH2 Switch", "Hostless_SRC_Bargein_DL"}, |
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{"Hostless_SRC_Bargein_UL", NULL, "I2S0"}, |
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/* Hostless AAudio */ |
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{"Hostless HW Gain AAudio In", NULL, "HW Gain 2 In"}, |
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{"Hostless SRC AAudio UL", NULL, "HW Gain 2 Out"}, |
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{"HW_SRC_2_IN_CH1", "HW_GAIN2_OUT_CH1 Switch", "Hostless SRC AAudio DL"}, |
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{"HW_SRC_2_IN_CH2", "HW_GAIN2_OUT_CH2 Switch", "Hostless SRC AAudio DL"}, |
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}; |
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/* dai ops */ |
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static int mtk_dai_hostless_startup(struct snd_pcm_substream *substream, |
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struct snd_soc_dai *dai) |
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{ |
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struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); |
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struct snd_pcm_runtime *runtime = substream->runtime; |
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int ret; |
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snd_soc_set_runtime_hwparams(substream, &mt8186_hostless_hardware); |
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ret = snd_pcm_hw_constraint_integer(runtime, |
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SNDRV_PCM_HW_PARAM_PERIODS); |
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if (ret < 0) { |
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dev_err(afe->dev, "snd_pcm_hw_constraint_integer failed\n"); |
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return ret; |
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} |
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return 0; |
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} |
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static const struct snd_soc_dai_ops mtk_dai_hostless_ops = { |
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.startup = mtk_dai_hostless_startup, |
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}; |
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/* dai driver */ |
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#define MTK_HOSTLESS_RATES (SNDRV_PCM_RATE_8000_48000 |\ |
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SNDRV_PCM_RATE_88200 |\ |
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SNDRV_PCM_RATE_96000 |\ |
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SNDRV_PCM_RATE_176400 |\ |
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SNDRV_PCM_RATE_192000) |
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#define MTK_HOSTLESS_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ |
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SNDRV_PCM_FMTBIT_S24_LE |\ |
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SNDRV_PCM_FMTBIT_S32_LE) |
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static struct snd_soc_dai_driver mtk_dai_hostless_driver[] = { |
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{ |
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.name = "Hostless LPBK DAI", |
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.id = MT8186_DAI_HOSTLESS_LPBK, |
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.playback = { |
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.stream_name = "Hostless LPBK DL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.capture = { |
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.stream_name = "Hostless LPBK UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless FM DAI", |
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.id = MT8186_DAI_HOSTLESS_FM, |
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.playback = { |
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.stream_name = "Hostless FM DL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.capture = { |
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.stream_name = "Hostless FM UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless_SRC_1_DAI", |
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.id = MT8186_DAI_HOSTLESS_SRC_1, |
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.playback = { |
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.stream_name = "Hostless_SRC_1_DL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.capture = { |
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.stream_name = "Hostless_SRC_1_UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless_SRC_Bargein_DAI", |
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.id = MT8186_DAI_HOSTLESS_SRC_BARGEIN, |
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.playback = { |
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.stream_name = "Hostless_SRC_Bargein_DL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.capture = { |
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.stream_name = "Hostless_SRC_Bargein_UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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/* BE dai */ |
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{ |
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.name = "Hostless_UL1 DAI", |
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.id = MT8186_DAI_HOSTLESS_UL1, |
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.capture = { |
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.stream_name = "Hostless_UL1 UL", |
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.channels_min = 1, |
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.channels_max = 4, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless_UL2 DAI", |
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.id = MT8186_DAI_HOSTLESS_UL2, |
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.capture = { |
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.stream_name = "Hostless_UL2 UL", |
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.channels_min = 1, |
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.channels_max = 4, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless_UL3 DAI", |
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.id = MT8186_DAI_HOSTLESS_UL3, |
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.capture = { |
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.stream_name = "Hostless_UL3 UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless_UL5 DAI", |
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.id = MT8186_DAI_HOSTLESS_UL5, |
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.capture = { |
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.stream_name = "Hostless_UL5 UL", |
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.channels_min = 1, |
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.channels_max = 12, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless_UL6 DAI", |
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.id = MT8186_DAI_HOSTLESS_UL6, |
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.capture = { |
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.stream_name = "Hostless_UL6 UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless HW Gain AAudio DAI", |
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.id = MT8186_DAI_HOSTLESS_HW_GAIN_AAUDIO, |
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.capture = { |
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.stream_name = "Hostless HW Gain AAudio In", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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{ |
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.name = "Hostless SRC AAudio DAI", |
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.id = MT8186_DAI_HOSTLESS_SRC_AAUDIO, |
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.playback = { |
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.stream_name = "Hostless SRC AAudio DL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.capture = { |
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.stream_name = "Hostless SRC AAudio UL", |
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.channels_min = 1, |
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.channels_max = 2, |
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.rates = MTK_HOSTLESS_RATES, |
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.formats = MTK_HOSTLESS_FORMATS, |
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}, |
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.ops = &mtk_dai_hostless_ops, |
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}, |
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}; |
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int mt8186_dai_hostless_register(struct mtk_base_afe *afe) |
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{ |
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struct mtk_base_afe_dai *dai; |
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dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL); |
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if (!dai) |
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return -ENOMEM; |
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list_add(&dai->list, &afe->sub_dais); |
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dai->dai_drivers = mtk_dai_hostless_driver; |
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dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_hostless_driver); |
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dai->dapm_routes = mtk_dai_hostless_routes; |
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dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_hostless_routes); |
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return 0; |
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}
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