sound/soc/mediatek/mt8186/mt8186-dai-hostless.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // MediaTek ALSA SoC Audio DAI Hostless Control
   4 //
   5 // Copyright (c) 2022 MediaTek Inc.
   6 // Author: Jiaxin Yu <jiaxin.yu@mediatek.com>
   7
   8 #include "mt8186-afe-common.h"
   9
  10 static const struct snd_pcm_hardware mt8186_hostless_hardware = {
  11         .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
  12                  SNDRV_PCM_INFO_MMAP_VALID),
  13         .period_bytes_min = 256,
  14         .period_bytes_max = 4 * 48 * 1024,
  15         .periods_min = 2,
  16         .periods_max = 256,
  17         .buffer_bytes_max = 4 * 48 * 1024,
  18         .fifo_size = 0,
  19 };
  20
  21 /* dai component */
  22 static const struct snd_soc_dapm_route mtk_dai_hostless_routes[] = {
  23         /* Hostless ADDA Loopback */
  24         {"ADDA_DL_CH1", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"},
  25         {"ADDA_DL_CH1", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"},
  26         {"ADDA_DL_CH2", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"},
  27         {"ADDA_DL_CH2", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"},
  28         {"I2S1_CH1", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"},
  29         {"I2S1_CH2", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"},
  30         {"I2S3_CH1", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"},
  31         {"I2S3_CH1", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"},
  32         {"I2S3_CH2", "ADDA_UL_CH1 Switch", "Hostless LPBK DL"},
  33         {"I2S3_CH2", "ADDA_UL_CH2 Switch", "Hostless LPBK DL"},
  34         {"Hostless LPBK UL", NULL, "ADDA_UL_Mux"},
  35
  36         /* Hostelss FM */
  37         /* connsys_i2s to hw gain 1*/
  38         {"Hostless FM UL", NULL, "Connsys I2S"},
  39
  40         {"HW_GAIN1_IN_CH1", "CONNSYS_I2S_CH1 Switch", "Hostless FM DL"},
  41         {"HW_GAIN1_IN_CH2", "CONNSYS_I2S_CH2 Switch", "Hostless FM DL"},
  42         /* hw gain to adda dl */
  43         {"Hostless FM UL", NULL, "HW Gain 1 Out"},
  44
  45         {"ADDA_DL_CH1", "GAIN1_OUT_CH1 Switch", "Hostless FM DL"},
  46         {"ADDA_DL_CH2", "GAIN1_OUT_CH2 Switch", "Hostless FM DL"},
  47         /* hw gain to i2s3 */
  48         {"I2S3_CH1", "GAIN1_OUT_CH1 Switch", "Hostless FM DL"},
  49         {"I2S3_CH2", "GAIN1_OUT_CH2 Switch", "Hostless FM DL"},
  50         /* hw gain to i2s1 */
  51         {"I2S1_CH1", "GAIN1_OUT_CH1 Switch", "Hostless FM DL"},
  52         {"I2S1_CH2", "GAIN1_OUT_CH2 Switch", "Hostless FM DL"},
  53
  54         /* Hostless_SRC */
  55         {"ADDA_DL_CH1", "SRC_1_OUT_CH1 Switch", "Hostless_SRC_1_DL"},
  56         {"ADDA_DL_CH2", "SRC_1_OUT_CH2 Switch", "Hostless_SRC_1_DL"},
  57         {"I2S1_CH1", "SRC_1_OUT_CH1 Switch", "Hostless_SRC_1_DL"},
  58         {"I2S1_CH2", "SRC_1_OUT_CH2 Switch", "Hostless_SRC_1_DL"},
  59         {"I2S3_CH1", "SRC_1_OUT_CH1 Switch", "Hostless_SRC_1_DL"},
  60         {"I2S3_CH2", "SRC_1_OUT_CH2 Switch", "Hostless_SRC_1_DL"},
  61         {"Hostless_SRC_1_UL", NULL, "HW_SRC_1_Out"},
  62
  63         /* Hostless_SRC_bargein */
  64         {"HW_SRC_1_IN_CH1", "I2S0_CH1 Switch", "Hostless_SRC_Bargein_DL"},
  65         {"HW_SRC_1_IN_CH2", "I2S0_CH2 Switch", "Hostless_SRC_Bargein_DL"},
  66         {"Hostless_SRC_Bargein_UL", NULL, "I2S0"},
  67
  68         /* Hostless AAudio */
  69         {"Hostless HW Gain AAudio In", NULL, "HW Gain 2 In"},
  70         {"Hostless SRC AAudio UL", NULL, "HW Gain 2 Out"},
  71         {"HW_SRC_2_IN_CH1", "HW_GAIN2_OUT_CH1 Switch", "Hostless SRC AAudio DL"},
  72         {"HW_SRC_2_IN_CH2", "HW_GAIN2_OUT_CH2 Switch", "Hostless SRC AAudio DL"},
  73 };
  74
  75 /* dai ops */
  76 static int mtk_dai_hostless_startup(struct snd_pcm_substream *substream,
  77                                     struct snd_soc_dai *dai)
  78 {
  79         struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
  80         struct snd_pcm_runtime *runtime = substream->runtime;
  81         int ret;
  82
  83         snd_soc_set_runtime_hwparams(substream, &mt8186_hostless_hardware);
  84
  85         ret = snd_pcm_hw_constraint_integer(runtime,
  86                                             SNDRV_PCM_HW_PARAM_PERIODS);
  87         if (ret < 0) {
  88                 dev_err(afe->dev, "snd_pcm_hw_constraint_integer failed\n");
  89                 return ret;
  90         }
  91
  92         return 0;
  93 }
  94
  95 static const struct snd_soc_dai_ops mtk_dai_hostless_ops = {
  96         .startup = mtk_dai_hostless_startup,
  97 };
  98
  99 /* dai driver */
 100 #define MTK_HOSTLESS_RATES (SNDRV_PCM_RATE_8000_48000 |\
 101                            SNDRV_PCM_RATE_88200 |\
 102                            SNDRV_PCM_RATE_96000 |\
 103                            SNDRV_PCM_RATE_176400 |\
 104                            SNDRV_PCM_RATE_192000)
 105
 106 #define MTK_HOSTLESS_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
 107                              SNDRV_PCM_FMTBIT_S24_LE |\
 108                              SNDRV_PCM_FMTBIT_S32_LE)
 109
 110 static struct snd_soc_dai_driver mtk_dai_hostless_driver[] = {
 111         {
 112                 .name = "Hostless LPBK DAI",
 113                 .id = MT8186_DAI_HOSTLESS_LPBK,
 114                 .playback = {
 115                         .stream_name = "Hostless LPBK DL",
 116                         .channels_min = 1,
 117                         .channels_max = 2,
 118                         .rates = MTK_HOSTLESS_RATES,
 119                         .formats = MTK_HOSTLESS_FORMATS,
 120                 },
 121                 .capture = {
 122                         .stream_name = "Hostless LPBK UL",
 123                         .channels_min = 1,
 124                         .channels_max = 2,
 125                         .rates = MTK_HOSTLESS_RATES,
 126                         .formats = MTK_HOSTLESS_FORMATS,
 127                 },
 128                 .ops = &mtk_dai_hostless_ops,
 129         },
 130         {
 131                 .name = "Hostless FM DAI",
 132                 .id = MT8186_DAI_HOSTLESS_FM,
 133                 .playback = {
 134                         .stream_name = "Hostless FM DL",
 135                         .channels_min = 1,
 136                         .channels_max = 2,
 137                         .rates = MTK_HOSTLESS_RATES,
 138                         .formats = MTK_HOSTLESS_FORMATS,
 139                 },
 140                 .capture = {
 141                         .stream_name = "Hostless FM UL",
 142                         .channels_min = 1,
 143                         .channels_max = 2,
 144                         .rates = MTK_HOSTLESS_RATES,
 145                         .formats = MTK_HOSTLESS_FORMATS,
 146                 },
 147                 .ops = &mtk_dai_hostless_ops,
 148         },
 149         {
 150                 .name = "Hostless_SRC_1_DAI",
 151                 .id = MT8186_DAI_HOSTLESS_SRC_1,
 152                 .playback = {
 153                         .stream_name = "Hostless_SRC_1_DL",
 154                         .channels_min = 1,
 155                         .channels_max = 2,
 156                         .rates = MTK_HOSTLESS_RATES,
 157                         .formats = MTK_HOSTLESS_FORMATS,
 158                 },
 159                 .capture = {
 160                         .stream_name = "Hostless_SRC_1_UL",
 161                         .channels_min = 1,
 162                         .channels_max = 2,
 163                         .rates = MTK_HOSTLESS_RATES,
 164                         .formats = MTK_HOSTLESS_FORMATS,
 165                 },
 166                 .ops = &mtk_dai_hostless_ops,
 167         },
 168         {
 169                 .name = "Hostless_SRC_Bargein_DAI",
 170                 .id = MT8186_DAI_HOSTLESS_SRC_BARGEIN,
 171                 .playback = {
 172                         .stream_name = "Hostless_SRC_Bargein_DL",
 173                         .channels_min = 1,
 174                         .channels_max = 2,
 175                         .rates = MTK_HOSTLESS_RATES,
 176                         .formats = MTK_HOSTLESS_FORMATS,
 177                 },
 178                 .capture = {
 179                         .stream_name = "Hostless_SRC_Bargein_UL",
 180                         .channels_min = 1,
 181                         .channels_max = 2,
 182                         .rates = MTK_HOSTLESS_RATES,
 183                         .formats = MTK_HOSTLESS_FORMATS,
 184                 },
 185                 .ops = &mtk_dai_hostless_ops,
 186         },
 187         /* BE dai */
 188         {
 189                 .name = "Hostless_UL1 DAI",
 190                 .id = MT8186_DAI_HOSTLESS_UL1,
 191                 .capture = {
 192                         .stream_name = "Hostless_UL1 UL",
 193                         .channels_min = 1,
 194                         .channels_max = 4,
 195                         .rates = MTK_HOSTLESS_RATES,
 196                         .formats = MTK_HOSTLESS_FORMATS,
 197                 },
 198                 .ops = &mtk_dai_hostless_ops,
 199         },
 200         {
 201                 .name = "Hostless_UL2 DAI",
 202                 .id = MT8186_DAI_HOSTLESS_UL2,
 203                 .capture = {
 204                         .stream_name = "Hostless_UL2 UL",
 205                         .channels_min = 1,
 206                         .channels_max = 4,
 207                         .rates = MTK_HOSTLESS_RATES,
 208                         .formats = MTK_HOSTLESS_FORMATS,
 209                 },
 210                 .ops = &mtk_dai_hostless_ops,
 211         },
 212         {
 213                 .name = "Hostless_UL3 DAI",
 214                 .id = MT8186_DAI_HOSTLESS_UL3,
 215                 .capture = {
 216                         .stream_name = "Hostless_UL3 UL",
 217                         .channels_min = 1,
 218                         .channels_max = 2,
 219                         .rates = MTK_HOSTLESS_RATES,
 220                         .formats = MTK_HOSTLESS_FORMATS,
 221                 },
 222                 .ops = &mtk_dai_hostless_ops,
 223         },
 224         {
 225                 .name = "Hostless_UL5 DAI",
 226                 .id = MT8186_DAI_HOSTLESS_UL5,
 227                 .capture = {
 228                         .stream_name = "Hostless_UL5 UL",
 229                         .channels_min = 1,
 230                         .channels_max = 12,
 231                         .rates = MTK_HOSTLESS_RATES,
 232                         .formats = MTK_HOSTLESS_FORMATS,
 233                 },
 234                 .ops = &mtk_dai_hostless_ops,
 235         },
 236         {
 237                 .name = "Hostless_UL6 DAI",
 238                 .id = MT8186_DAI_HOSTLESS_UL6,
 239                 .capture = {
 240                         .stream_name = "Hostless_UL6 UL",
 241                         .channels_min = 1,
 242                         .channels_max = 2,
 243                         .rates = MTK_HOSTLESS_RATES,
 244                         .formats = MTK_HOSTLESS_FORMATS,
 245                 },
 246                 .ops = &mtk_dai_hostless_ops,
 247         },
 248         {
 249                 .name = "Hostless HW Gain AAudio DAI",
 250                 .id = MT8186_DAI_HOSTLESS_HW_GAIN_AAUDIO,
 251                 .capture = {
 252                         .stream_name = "Hostless HW Gain AAudio In",
 253                         .channels_min = 1,
 254                         .channels_max = 2,
 255                         .rates = MTK_HOSTLESS_RATES,
 256                         .formats = MTK_HOSTLESS_FORMATS,
 257                 },
 258                 .ops = &mtk_dai_hostless_ops,
 259         },
 260         {
 261                 .name = "Hostless SRC AAudio DAI",
 262                 .id = MT8186_DAI_HOSTLESS_SRC_AAUDIO,
 263                 .playback = {
 264                         .stream_name = "Hostless SRC AAudio DL",
 265                         .channels_min = 1,
 266                         .channels_max = 2,
 267                         .rates = MTK_HOSTLESS_RATES,
 268                         .formats = MTK_HOSTLESS_FORMATS,
 269                 },
 270                 .capture = {
 271                         .stream_name = "Hostless SRC AAudio UL",
 272                         .channels_min = 1,
 273                         .channels_max = 2,
 274                         .rates = MTK_HOSTLESS_RATES,
 275                         .formats = MTK_HOSTLESS_FORMATS,
 276                 },
 277                 .ops = &mtk_dai_hostless_ops,
 278         },
 279 };
 280
 281 int mt8186_dai_hostless_register(struct mtk_base_afe *afe)
 282 {
 283         struct mtk_base_afe_dai *dai;
 284
 285         dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
 286         if (!dai)
 287                 return -ENOMEM;
 288
 289         list_add(&dai->list, &afe->sub_dais);
 290
 291         dai->dai_drivers = mtk_dai_hostless_driver;
 292         dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_hostless_driver);
 293
 294         dai->dapm_routes = mtk_dai_hostless_routes;
 295         dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_hostless_routes);
 296
 297         return 0;
 298 }