mtk-dai-adda-common.c

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * MediaTek ALSA SoC Audio DAI ADDA Common
 4 *
 5 * Copyright (c) 2021 MediaTek Inc.
 6 * Copyright (c) 2024 Collabora Ltd.
 7 *         AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
 8 */
 9
10#include <linux/delay.h>
11#include <linux/dev_printk.h>
12
13#include "mtk-base-afe.h"
14#include "mtk-dai-adda-common.h"
15
16unsigned int mtk_adda_dl_rate_transform(struct mtk_base_afe *afe, u32 rate)
17{
18	switch (rate) {
19	case 8000:
20		return MTK_AFE_ADDA_DL_RATE_8K;
21	case 11025:
22		return MTK_AFE_ADDA_DL_RATE_11K;
23	case 12000:
24		return MTK_AFE_ADDA_DL_RATE_12K;
25	case 16000:
26		return MTK_AFE_ADDA_DL_RATE_16K;
27	case 22050:
28		return MTK_AFE_ADDA_DL_RATE_22K;
29	case 24000:
30		return MTK_AFE_ADDA_DL_RATE_24K;
31	case 32000:
32		return MTK_AFE_ADDA_DL_RATE_32K;
33	case 44100:
34		return MTK_AFE_ADDA_DL_RATE_44K;
35	case 48000:
36		return MTK_AFE_ADDA_DL_RATE_48K;
37	case 96000:
38		return MTK_AFE_ADDA_DL_RATE_96K;
39	case 192000:
40		return MTK_AFE_ADDA_DL_RATE_192K;
41	default:
42		dev_info(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
43			 __func__, rate);
44		return MTK_AFE_ADDA_DL_RATE_48K;
45	}
46}
47EXPORT_SYMBOL_GPL(mtk_adda_dl_rate_transform);
48
49unsigned int mtk_adda_ul_rate_transform(struct mtk_base_afe *afe, u32 rate)
50{
51	switch (rate) {
52	case 8000:
53		return MTK_AFE_ADDA_UL_RATE_8K;
54	case 16000:
55		return MTK_AFE_ADDA_UL_RATE_16K;
56	case 32000:
57		return MTK_AFE_ADDA_UL_RATE_32K;
58	case 48000:
59		return MTK_AFE_ADDA_UL_RATE_48K;
60	case 96000:
61		return MTK_AFE_ADDA_UL_RATE_96K;
62	case 192000:
63		return MTK_AFE_ADDA_UL_RATE_192K;
64	default:
65		dev_info(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
66			 __func__, rate);
67		return MTK_AFE_ADDA_UL_RATE_48K;
68	}
69}
70EXPORT_SYMBOL_GPL(mtk_adda_ul_rate_transform);