1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // MediaTek ALSA SoC Audio Control
4 //
5 // Copyright (c) 2020 MediaTek Inc.
6 // Author: Shane Chien <shane.chien@mediatek.com>
7 //
8
9 #include "mt8192-afe-common.h"
10
11 enum {
12 MTK_AFE_RATE_8K = 0,
13 MTK_AFE_RATE_11K = 1,
14 MTK_AFE_RATE_12K = 2,
15 MTK_AFE_RATE_384K = 3,
16 MTK_AFE_RATE_16K = 4,
17 MTK_AFE_RATE_22K = 5,
18 MTK_AFE_RATE_24K = 6,
19 MTK_AFE_RATE_352K = 7,
20 MTK_AFE_RATE_32K = 8,
21 MTK_AFE_RATE_44K = 9,
22 MTK_AFE_RATE_48K = 10,
23 MTK_AFE_RATE_88K = 11,
24 MTK_AFE_RATE_96K = 12,
25 MTK_AFE_RATE_176K = 13,
26 MTK_AFE_RATE_192K = 14,
27 MTK_AFE_RATE_260K = 15,
28 };
29
30 enum {
31 MTK_AFE_DAI_MEMIF_RATE_8K = 0,
32 MTK_AFE_DAI_MEMIF_RATE_16K = 1,
33 MTK_AFE_DAI_MEMIF_RATE_32K = 2,
34 MTK_AFE_DAI_MEMIF_RATE_48K = 3,
35 };
36
37 enum {
38 MTK_AFE_PCM_RATE_8K = 0,
39 MTK_AFE_PCM_RATE_16K = 1,
40 MTK_AFE_PCM_RATE_32K = 2,
41 MTK_AFE_PCM_RATE_48K = 3,
42 };
43
44 unsigned int mt8192_general_rate_transform(struct device *dev,
45 unsigned int rate)
46 {
47 switch (rate) {
48 case 8000:
49 return MTK_AFE_RATE_8K;
50 case 11025:
51 return MTK_AFE_RATE_11K;
52 case 12000:
53 return MTK_AFE_RATE_12K;
54 case 16000:
55 return MTK_AFE_RATE_16K;
56 case 22050:
57 return MTK_AFE_RATE_22K;
58 case 24000:
59 return MTK_AFE_RATE_24K;
60 case 32000:
61 return MTK_AFE_RATE_32K;
62 case 44100:
63 return MTK_AFE_RATE_44K;
64 case 48000:
65 return MTK_AFE_RATE_48K;
66 case 88200:
67 return MTK_AFE_RATE_88K;
68 case 96000:
69 return MTK_AFE_RATE_96K;
70 case 176400:
71 return MTK_AFE_RATE_176K;
72 case 192000:
73 return MTK_AFE_RATE_192K;
74 case 260000:
75 return MTK_AFE_RATE_260K;
76 case 352800:
77 return MTK_AFE_RATE_352K;
78 case 384000:
79 return MTK_AFE_RATE_384K;
80 default:
81 dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
82 __func__,
83 rate, MTK_AFE_RATE_48K);
84 return MTK_AFE_RATE_48K;
85 }
86 }
87
88 static unsigned int dai_memif_rate_transform(struct device *dev,
89 unsigned int rate)
90 {
91 switch (rate) {
92 case 8000:
93 return MTK_AFE_DAI_MEMIF_RATE_8K;
94 case 16000:
95 return MTK_AFE_DAI_MEMIF_RATE_16K;
96 case 32000:
97 return MTK_AFE_DAI_MEMIF_RATE_32K;
98 case 48000:
99 return MTK_AFE_DAI_MEMIF_RATE_48K;
100 default:
101 dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
102 __func__,
103 rate, MTK_AFE_DAI_MEMIF_RATE_16K);
104 return MTK_AFE_DAI_MEMIF_RATE_16K;
105 }
106 }
107
108 static unsigned int pcm_rate_transform(struct device *dev,
109 unsigned int rate)
110 {
111 switch (rate) {
112 case 8000:
113 return MTK_AFE_PCM_RATE_8K;
114 case 16000:
115 return MTK_AFE_PCM_RATE_16K;
116 case 32000:
117 return MTK_AFE_PCM_RATE_32K;
118 case 48000:
119 return MTK_AFE_PCM_RATE_48K;
120 default:
121 dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
122 __func__,
123 rate, MTK_AFE_PCM_RATE_32K);
124 return MTK_AFE_PCM_RATE_32K;
125 }
126 }
127
128 unsigned int mt8192_rate_transform(struct device *dev,
129 unsigned int rate, int aud_blk)
130 {
131 switch (aud_blk) {
132 case MT8192_MEMIF_DAI:
133 case MT8192_MEMIF_MOD_DAI:
134 return dai_memif_rate_transform(dev, rate);
135 case MT8192_DAI_PCM_1:
136 case MT8192_DAI_PCM_2:
137 return pcm_rate_transform(dev, rate);
138 default:
139 return mt8192_general_rate_transform(dev, rate);
140 }
141 }
142
143 int mt8192_dai_set_priv(struct mtk_base_afe *afe, int id,
144 int priv_size, const void *priv_data)
145 {
146 struct mt8192_afe_private *afe_priv = afe->platform_priv;
147 void *temp_data;
148
149 temp_data = devm_kzalloc(afe->dev,
150 priv_size,
151 GFP_KERNEL);
152 if (!temp_data)
153 return -ENOMEM;
154
155 if (priv_data)
156 memcpy(temp_data, priv_data, priv_size);
157
158 afe_priv->dai_priv[id] = temp_data;
159
160 return 0;
161 }
162
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