71 lines · c
1// SPDX-License-Identifier: GPL-2.02/*3 * MediaTek ALSA SoC Audio DAI ADDA Common4 *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);71