mt8192-afe-control.c

  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
 11enum {
 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
 30enum {
 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
 37enum {
 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
 44unsigned 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
 88static 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
108static 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
128unsigned 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
143int 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}