mediatek/mt8192/mt8192-afe-control.c

0001 // SPDX-License-Identifier: GPL-2.0
0002 //
0003 // MediaTek ALSA SoC Audio Control
0004 //
0005 // Copyright (c) 2020 MediaTek Inc.
0006 // Author: Shane Chien <shane.chien@mediatek.com>
0007 //
0008
0009 #include <linux/pm_runtime.h>
0010
0011 #include "mt8192-afe-common.h"
0012
0013 enum {
0014     MTK_AFE_RATE_8K = 0,
0015     MTK_AFE_RATE_11K = 1,
0016     MTK_AFE_RATE_12K = 2,
0017     MTK_AFE_RATE_384K = 3,
0018     MTK_AFE_RATE_16K = 4,
0019     MTK_AFE_RATE_22K = 5,
0020     MTK_AFE_RATE_24K = 6,
0021     MTK_AFE_RATE_352K = 7,
0022     MTK_AFE_RATE_32K = 8,
0023     MTK_AFE_RATE_44K = 9,
0024     MTK_AFE_RATE_48K = 10,
0025     MTK_AFE_RATE_88K = 11,
0026     MTK_AFE_RATE_96K = 12,
0027     MTK_AFE_RATE_176K = 13,
0028     MTK_AFE_RATE_192K = 14,
0029     MTK_AFE_RATE_260K = 15,
0030 };
0031
0032 enum {
0033     MTK_AFE_DAI_MEMIF_RATE_8K = 0,
0034     MTK_AFE_DAI_MEMIF_RATE_16K = 1,
0035     MTK_AFE_DAI_MEMIF_RATE_32K = 2,
0036     MTK_AFE_DAI_MEMIF_RATE_48K = 3,
0037 };
0038
0039 enum {
0040     MTK_AFE_PCM_RATE_8K = 0,
0041     MTK_AFE_PCM_RATE_16K = 1,
0042     MTK_AFE_PCM_RATE_32K = 2,
0043     MTK_AFE_PCM_RATE_48K = 3,
0044 };
0045
0046 unsigned int mt8192_general_rate_transform(struct device *dev,
0047                        unsigned int rate)
0048 {
0049     switch (rate) {
0050     case 8000:
0051         return MTK_AFE_RATE_8K;
0052     case 11025:
0053         return MTK_AFE_RATE_11K;
0054     case 12000:
0055         return MTK_AFE_RATE_12K;
0056     case 16000:
0057         return MTK_AFE_RATE_16K;
0058     case 22050:
0059         return MTK_AFE_RATE_22K;
0060     case 24000:
0061         return MTK_AFE_RATE_24K;
0062     case 32000:
0063         return MTK_AFE_RATE_32K;
0064     case 44100:
0065         return MTK_AFE_RATE_44K;
0066     case 48000:
0067         return MTK_AFE_RATE_48K;
0068     case 88200:
0069         return MTK_AFE_RATE_88K;
0070     case 96000:
0071         return MTK_AFE_RATE_96K;
0072     case 176400:
0073         return MTK_AFE_RATE_176K;
0074     case 192000:
0075         return MTK_AFE_RATE_192K;
0076     case 260000:
0077         return MTK_AFE_RATE_260K;
0078     case 352800:
0079         return MTK_AFE_RATE_352K;
0080     case 384000:
0081         return MTK_AFE_RATE_384K;
0082     default:
0083         dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
0084              __func__,
0085              rate, MTK_AFE_RATE_48K);
0086         return MTK_AFE_RATE_48K;
0087     }
0088 }
0089
0090 static unsigned int dai_memif_rate_transform(struct device *dev,
0091                          unsigned int rate)
0092 {
0093     switch (rate) {
0094     case 8000:
0095         return MTK_AFE_DAI_MEMIF_RATE_8K;
0096     case 16000:
0097         return MTK_AFE_DAI_MEMIF_RATE_16K;
0098     case 32000:
0099         return MTK_AFE_DAI_MEMIF_RATE_32K;
0100     case 48000:
0101         return MTK_AFE_DAI_MEMIF_RATE_48K;
0102     default:
0103         dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
0104              __func__,
0105              rate, MTK_AFE_DAI_MEMIF_RATE_16K);
0106         return MTK_AFE_DAI_MEMIF_RATE_16K;
0107     }
0108 }
0109
0110 static unsigned int pcm_rate_transform(struct device *dev,
0111                        unsigned int rate)
0112 {
0113     switch (rate) {
0114     case 8000:
0115         return MTK_AFE_PCM_RATE_8K;
0116     case 16000:
0117         return MTK_AFE_PCM_RATE_16K;
0118     case 32000:
0119         return MTK_AFE_PCM_RATE_32K;
0120     case 48000:
0121         return MTK_AFE_PCM_RATE_48K;
0122     default:
0123         dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
0124              __func__,
0125              rate, MTK_AFE_PCM_RATE_32K);
0126         return MTK_AFE_PCM_RATE_32K;
0127     }
0128 }
0129
0130 unsigned int mt8192_rate_transform(struct device *dev,
0131                    unsigned int rate, int aud_blk)
0132 {
0133     switch (aud_blk) {
0134     case MT8192_MEMIF_DAI:
0135     case MT8192_MEMIF_MOD_DAI:
0136         return dai_memif_rate_transform(dev, rate);
0137     case MT8192_DAI_PCM_1:
0138     case MT8192_DAI_PCM_2:
0139         return pcm_rate_transform(dev, rate);
0140     default:
0141         return mt8192_general_rate_transform(dev, rate);
0142     }
0143 }
0144
0145 int mt8192_dai_set_priv(struct mtk_base_afe *afe, int id,
0146             int priv_size, const void *priv_data)
0147 {
0148     struct mt8192_afe_private *afe_priv = afe->platform_priv;
0149     void *temp_data;
0150
0151     temp_data = devm_kzalloc(afe->dev,
0152                  priv_size,
0153                  GFP_KERNEL);
0154     if (!temp_data)
0155         return -ENOMEM;
0156
0157     if (priv_data)
0158         memcpy(temp_data, priv_data, priv_size);
0159
0160     afe_priv->dai_priv[id] = temp_data;
0161
0162     return 0;
0163 }