337 lines
9 KiB
C
337 lines
9 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) 2018 MediaTek Inc.
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// Author: Michael Hsiao <michael.hsiao@mediatek.com>
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#include "mt6768-afe-common.h"
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static const struct snd_pcm_hardware mt6768_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 = 8 * 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", "Hostless LPBK DL"},
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{"ADDA_DL_CH1", "ADDA_UL_CH2", "Hostless LPBK DL"},
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{"ADDA_DL_CH2", "ADDA_UL_CH1", "Hostless LPBK DL"},
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{"ADDA_DL_CH2", "ADDA_UL_CH2", "Hostless LPBK DL"},
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{"I2S1_CH1", "ADDA_UL_CH1", "Hostless LPBK DL"},
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{"I2S1_CH2", "ADDA_UL_CH2", "Hostless LPBK DL"},
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{"I2S3_CH1", "ADDA_UL_CH1", "Hostless LPBK DL"},
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{"I2S3_CH2", "ADDA_UL_CH2", "Hostless LPBK DL"},
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{"Hostless LPBK UL", NULL, "ADDA Capture"},
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/* Hostless Speech */
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{"ADDA_DL_CH1", "PCM_2_CAP_CH1", "Hostless Speech DL"},
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{"ADDA_DL_CH2", "PCM_2_CAP_CH1", "Hostless Speech DL"},
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{"ADDA_DL_CH2", "PCM_2_CAP_CH2", "Hostless Speech DL"},
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{"I2S1_CH1", "PCM_2_CAP_CH1", "Hostless Speech DL"},
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{"I2S1_CH2", "PCM_2_CAP_CH1", "Hostless Speech DL"},
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{"I2S1_CH2", "PCM_2_CAP_CH2", "Hostless Speech DL"},
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{"I2S3_CH1", "PCM_2_CAP_CH1", "Hostless Speech DL"},
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{"I2S3_CH2", "PCM_2_CAP_CH1", "Hostless Speech DL"},
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{"I2S3_CH2", "PCM_2_CAP_CH2", "Hostless Speech DL"},
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{"PCM_2_PB_CH1", "ADDA_UL_CH1", "Hostless Speech DL"},
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{"PCM_2_PB_CH2", "ADDA_UL_CH2", "Hostless Speech DL"},
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{"Hostless Speech UL", NULL, "PCM 2 Capture"},
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{"Hostless Speech UL", NULL, "ADDA Capture"},
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/* Hostless_Sph_Echo_Ref_DAI */
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{"PCM_2_PB_CH4", "I2S0_CH1", "Hostless_Sph_Echo_Ref_DL"},
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{"PCM_2_PB_CH4", "I2S0_CH2", "Hostless_Sph_Echo_Ref_DL"},
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{"PCM_2_PB_CH4", "I2S2_CH1", "Hostless_Sph_Echo_Ref_DL"},
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{"PCM_2_PB_CH4", "I2S2_CH2", "Hostless_Sph_Echo_Ref_DL"},
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{"Hostless_Sph_Echo_Ref_UL", NULL, "I2S0"},
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{"Hostless_Sph_Echo_Ref_UL", NULL, "I2S2"},
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/* Hostless_Spk_Init_DAI */
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{"I2S1", NULL, "Hostless_Spk_Init_DL"},
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{"I2S3", NULL, "Hostless_Spk_Init_DL"},
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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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/* connsys_i2s to hw gain 2*/
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{"Hostless FM RECORD UL", NULL, "HW Gain 2 In"},
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{"HW_GAIN1_IN_CH1", "CONNSYS_I2S_CH1", "Hostless FM DL"},
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{"HW_GAIN1_IN_CH2", "CONNSYS_I2S_CH2", "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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{"Hostless_ADDA_DL_HWGain DL", NULL, "HW Gain 1 Out"},
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{"ADDA_DL_CH1", "GAIN1_OUT_CH1", "Hostless FM DL"},
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{"ADDA_DL_CH2", "GAIN1_OUT_CH2", "Hostless FM DL"},
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/* hw gain to i2s3 */
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{"I2S3_CH1", "GAIN1_OUT_CH1", "Hostless FM DL"},
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{"I2S3_CH2", "GAIN1_OUT_CH2", "Hostless FM DL"},
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/* hw gain to i2s1 */
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{"I2S1_CH1", "GAIN1_OUT_CH1", "Hostless FM DL"},
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{"I2S1_CH2", "GAIN1_OUT_CH2", "Hostless FM DL"},
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/* Hostless_ADDA_DL */
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{"ADDA Playback", NULL, "Hostless_ADDA_DL_I2S_OUT DL"},
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{"I2S1", NULL, "Hostless_ADDA_DL_I2S_OUT DL"},
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{"I2S3", NULL, "Hostless_ADDA_DL_I2S_OUT 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, &mt6768_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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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 = MT6768_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 = MT6768_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 FM RECORD DAI",
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.id = MT6768_DAI_HOSTLESS_FM_RECORD,
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.capture = {
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.stream_name = "Hostless FM RECORD 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 Speech DAI",
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.id = MT6768_DAI_HOSTLESS_SPEECH,
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.playback = {
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.stream_name = "Hostless Speech 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 Speech 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_Sph_Echo_Ref_DAI",
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.id = MT6768_DAI_HOSTLESS_SPH_ECHO_REF,
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.playback = {
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.stream_name = "Hostless_Sph_Echo_Ref_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_Sph_Echo_Ref_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_Spk_Init_DAI",
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.id = MT6768_DAI_HOSTLESS_SPK_INIT,
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.playback = {
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.stream_name = "Hostless_Spk_Init_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_Spk_Init_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_ADDA_DL_I2S_OUT DAI",
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.id = MT6768_DAI_HOSTLESS_IMPEDANCE,
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.playback = {
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.stream_name = "Hostless_ADDA_DL_I2S_OUT 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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.ops = &mtk_dai_hostless_ops,
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},
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{
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.name = "Hostless_ADDA_DL_HWGain DAI",
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.id = MT6768_DAI_HOSTLESS_ADDA_DL_HWGain,
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.playback = {
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.stream_name = "Hostless_ADDA_DL_HWGain 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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.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 = MT6768_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 = MT6768_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 = MT6768_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_UL4 DAI",
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.id = MT6768_DAI_HOSTLESS_UL4,
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.capture = {
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.stream_name = "Hostless_UL4 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_DSP_DL DAI",
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.id = MT6768_DAI_HOSTLESS_DSP_DL,
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.playback = {
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.stream_name = "Hostless_DSP_DL 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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.ops = &mtk_dai_hostless_ops,
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},
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};
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int mt6768_dai_hostless_register(struct mtk_base_afe *afe)
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{
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struct mtk_base_afe_dai *dai = NULL;
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dev_info(afe->dev, "%s()\n", __func__);
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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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