299 lines
8.1 KiB
C
299 lines
8.1 KiB
C
// 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 <jiaxin.yu@mediatek.com>
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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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