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 <linux/pm_runtime.h>
10
11 #include "mt8192-afe-common.h"
12
13 enum {
14 MTK_AFE_RATE_8K = 0,
15 MTK_AFE_RATE_11K = 1,
16 MTK_AFE_RATE_12K = 2,
17 MTK_AFE_RATE_384K = 3,
18 MTK_AFE_RATE_16K = 4,
19 MTK_AFE_RATE_22K = 5,
20 MTK_AFE_RATE_24K = 6,
21 MTK_AFE_RATE_352K = 7,
22 MTK_AFE_RATE_32K = 8,
23 MTK_AFE_RATE_44K = 9,
24 MTK_AFE_RATE_48K = 10,
25 MTK_AFE_RATE_88K = 11,
26 MTK_AFE_RATE_96K = 12,
27 MTK_AFE_RATE_176K = 13,
28 MTK_AFE_RATE_192K = 14,
29 MTK_AFE_RATE_260K = 15,
30 };
31
32 enum {
33 MTK_AFE_DAI_MEMIF_RATE_8K = 0,
34 MTK_AFE_DAI_MEMIF_RATE_16K = 1,
35 MTK_AFE_DAI_MEMIF_RATE_32K = 2,
36 MTK_AFE_DAI_MEMIF_RATE_48K = 3,
37 };
38
39 enum {
40 MTK_AFE_PCM_RATE_8K = 0,
41 MTK_AFE_PCM_RATE_16K = 1,
42 MTK_AFE_PCM_RATE_32K = 2,
43 MTK_AFE_PCM_RATE_48K = 3,
44 };
45
mt8192_general_rate_transform(struct device * dev,unsigned int rate)46 unsigned int mt8192_general_rate_transform(struct device *dev,
47 unsigned int rate)
48 {
49 switch (rate) {
50 case 8000:
51 return MTK_AFE_RATE_8K;
52 case 11025:
53 return MTK_AFE_RATE_11K;
54 case 12000:
55 return MTK_AFE_RATE_12K;
56 case 16000:
57 return MTK_AFE_RATE_16K;
58 case 22050:
59 return MTK_AFE_RATE_22K;
60 case 24000:
61 return MTK_AFE_RATE_24K;
62 case 32000:
63 return MTK_AFE_RATE_32K;
64 case 44100:
65 return MTK_AFE_RATE_44K;
66 case 48000:
67 return MTK_AFE_RATE_48K;
68 case 88200:
69 return MTK_AFE_RATE_88K;
70 case 96000:
71 return MTK_AFE_RATE_96K;
72 case 176400:
73 return MTK_AFE_RATE_176K;
74 case 192000:
75 return MTK_AFE_RATE_192K;
76 case 260000:
77 return MTK_AFE_RATE_260K;
78 case 352800:
79 return MTK_AFE_RATE_352K;
80 case 384000:
81 return MTK_AFE_RATE_384K;
82 default:
83 dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
84 __func__,
85 rate, MTK_AFE_RATE_48K);
86 return MTK_AFE_RATE_48K;
87 }
88 }
89
dai_memif_rate_transform(struct device * dev,unsigned int rate)90 static unsigned int dai_memif_rate_transform(struct device *dev,
91 unsigned int rate)
92 {
93 switch (rate) {
94 case 8000:
95 return MTK_AFE_DAI_MEMIF_RATE_8K;
96 case 16000:
97 return MTK_AFE_DAI_MEMIF_RATE_16K;
98 case 32000:
99 return MTK_AFE_DAI_MEMIF_RATE_32K;
100 case 48000:
101 return MTK_AFE_DAI_MEMIF_RATE_48K;
102 default:
103 dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
104 __func__,
105 rate, MTK_AFE_DAI_MEMIF_RATE_16K);
106 return MTK_AFE_DAI_MEMIF_RATE_16K;
107 }
108 }
109
pcm_rate_transform(struct device * dev,unsigned int rate)110 static unsigned int pcm_rate_transform(struct device *dev,
111 unsigned int rate)
112 {
113 switch (rate) {
114 case 8000:
115 return MTK_AFE_PCM_RATE_8K;
116 case 16000:
117 return MTK_AFE_PCM_RATE_16K;
118 case 32000:
119 return MTK_AFE_PCM_RATE_32K;
120 case 48000:
121 return MTK_AFE_PCM_RATE_48K;
122 default:
123 dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
124 __func__,
125 rate, MTK_AFE_PCM_RATE_32K);
126 return MTK_AFE_PCM_RATE_32K;
127 }
128 }
129
mt8192_rate_transform(struct device * dev,unsigned int rate,int aud_blk)130 unsigned int mt8192_rate_transform(struct device *dev,
131 unsigned int rate, int aud_blk)
132 {
133 switch (aud_blk) {
134 case MT8192_MEMIF_DAI:
135 case MT8192_MEMIF_MOD_DAI:
136 return dai_memif_rate_transform(dev, rate);
137 case MT8192_DAI_PCM_1:
138 case MT8192_DAI_PCM_2:
139 return pcm_rate_transform(dev, rate);
140 default:
141 return mt8192_general_rate_transform(dev, rate);
142 }
143 }
144
mt8192_dai_set_priv(struct mtk_base_afe * afe,int id,int priv_size,const void * priv_data)145 int mt8192_dai_set_priv(struct mtk_base_afe *afe, int id,
146 int priv_size, const void *priv_data)
147 {
148 struct mt8192_afe_private *afe_priv = afe->platform_priv;
149 void *temp_data;
150
151 temp_data = devm_kzalloc(afe->dev,
152 priv_size,
153 GFP_KERNEL);
154 if (!temp_data)
155 return -ENOMEM;
156
157 if (priv_data)
158 memcpy(temp_data, priv_data, priv_size);
159
160 afe_priv->dai_priv[id] = temp_data;
161
162 return 0;
163 }
164