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author | Shunli Wang <shunli.wang@mediatek.com> | 2019-01-22 09:39:08 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2019-01-25 21:05:10 +0300 |
commit | a94aec035a122bf6d1a05b14f02f34c34b99506a (patch) | |
tree | 20f607e6754e53300d9afe794c3716bbb2712476 /sound/soc/mediatek/mt8183/mt8183-dai-hostless.c | |
parent | 4ffdca62e2deee7a27613571c9bd18c95b8eac84 (diff) | |
download | linux-a94aec035a122bf6d1a05b14f02f34c34b99506a.tar.xz |
ASoC: mediatek: mt8183: add platform driver
add mt8183 audio platform and affiliated drivers.
Signed-off-by: Shunli Wang <shunli.wang@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/mediatek/mt8183/mt8183-dai-hostless.c')
-rw-r--r-- | sound/soc/mediatek/mt8183/mt8183-dai-hostless.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/sound/soc/mediatek/mt8183/mt8183-dai-hostless.c b/sound/soc/mediatek/mt8183/mt8183-dai-hostless.c new file mode 100644 index 000000000000..1667ad352d34 --- /dev/null +++ b/sound/soc/mediatek/mt8183/mt8183-dai-hostless.c @@ -0,0 +1,118 @@ +// 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; +} |