164 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			164 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| //
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| // MediaTek ALSA SoC Audio Control
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| //
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| // Copyright (c) 2020 MediaTek Inc.
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| // Author: Shane Chien <shane.chien@mediatek.com>
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| //
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| 
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| #include <linux/pm_runtime.h>
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| 
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| #include "mt8192-afe-common.h"
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| 
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| enum {
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| 	MTK_AFE_RATE_8K = 0,
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| 	MTK_AFE_RATE_11K = 1,
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| 	MTK_AFE_RATE_12K = 2,
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| 	MTK_AFE_RATE_384K = 3,
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| 	MTK_AFE_RATE_16K = 4,
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| 	MTK_AFE_RATE_22K = 5,
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| 	MTK_AFE_RATE_24K = 6,
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| 	MTK_AFE_RATE_352K = 7,
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| 	MTK_AFE_RATE_32K = 8,
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| 	MTK_AFE_RATE_44K = 9,
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| 	MTK_AFE_RATE_48K = 10,
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| 	MTK_AFE_RATE_88K = 11,
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| 	MTK_AFE_RATE_96K = 12,
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| 	MTK_AFE_RATE_176K = 13,
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| 	MTK_AFE_RATE_192K = 14,
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| 	MTK_AFE_RATE_260K = 15,
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| };
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| 
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| enum {
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| 	MTK_AFE_DAI_MEMIF_RATE_8K = 0,
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| 	MTK_AFE_DAI_MEMIF_RATE_16K = 1,
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| 	MTK_AFE_DAI_MEMIF_RATE_32K = 2,
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| 	MTK_AFE_DAI_MEMIF_RATE_48K = 3,
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| };
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| 
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| enum {
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| 	MTK_AFE_PCM_RATE_8K = 0,
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| 	MTK_AFE_PCM_RATE_16K = 1,
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| 	MTK_AFE_PCM_RATE_32K = 2,
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| 	MTK_AFE_PCM_RATE_48K = 3,
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| };
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| 
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| unsigned int mt8192_general_rate_transform(struct device *dev,
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| 					   unsigned int rate)
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| {
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| 	switch (rate) {
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| 	case 8000:
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| 		return MTK_AFE_RATE_8K;
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| 	case 11025:
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| 		return MTK_AFE_RATE_11K;
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| 	case 12000:
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| 		return MTK_AFE_RATE_12K;
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| 	case 16000:
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| 		return MTK_AFE_RATE_16K;
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| 	case 22050:
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| 		return MTK_AFE_RATE_22K;
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| 	case 24000:
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| 		return MTK_AFE_RATE_24K;
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| 	case 32000:
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| 		return MTK_AFE_RATE_32K;
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| 	case 44100:
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| 		return MTK_AFE_RATE_44K;
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| 	case 48000:
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| 		return MTK_AFE_RATE_48K;
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| 	case 88200:
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| 		return MTK_AFE_RATE_88K;
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| 	case 96000:
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| 		return MTK_AFE_RATE_96K;
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| 	case 176400:
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| 		return MTK_AFE_RATE_176K;
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| 	case 192000:
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| 		return MTK_AFE_RATE_192K;
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| 	case 260000:
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| 		return MTK_AFE_RATE_260K;
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| 	case 352800:
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| 		return MTK_AFE_RATE_352K;
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| 	case 384000:
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| 		return MTK_AFE_RATE_384K;
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| 	default:
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| 		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
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| 			 __func__,
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| 			 rate, MTK_AFE_RATE_48K);
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| 		return MTK_AFE_RATE_48K;
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| 	}
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| }
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| 
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| static unsigned int dai_memif_rate_transform(struct device *dev,
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| 					     unsigned int rate)
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| {
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| 	switch (rate) {
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| 	case 8000:
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| 		return MTK_AFE_DAI_MEMIF_RATE_8K;
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| 	case 16000:
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| 		return MTK_AFE_DAI_MEMIF_RATE_16K;
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| 	case 32000:
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| 		return MTK_AFE_DAI_MEMIF_RATE_32K;
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| 	case 48000:
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| 		return MTK_AFE_DAI_MEMIF_RATE_48K;
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| 	default:
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| 		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
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| 			 __func__,
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| 			 rate, MTK_AFE_DAI_MEMIF_RATE_16K);
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| 		return MTK_AFE_DAI_MEMIF_RATE_16K;
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| 	}
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| }
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| 
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| static unsigned int pcm_rate_transform(struct device *dev,
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| 				       unsigned int rate)
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| {
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| 	switch (rate) {
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| 	case 8000:
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| 		return MTK_AFE_PCM_RATE_8K;
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| 	case 16000:
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| 		return MTK_AFE_PCM_RATE_16K;
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| 	case 32000:
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| 		return MTK_AFE_PCM_RATE_32K;
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| 	case 48000:
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| 		return MTK_AFE_PCM_RATE_48K;
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| 	default:
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| 		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
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| 			 __func__,
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| 			 rate, MTK_AFE_PCM_RATE_32K);
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| 		return MTK_AFE_PCM_RATE_32K;
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| 	}
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| }
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| 
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| unsigned int mt8192_rate_transform(struct device *dev,
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| 				   unsigned int rate, int aud_blk)
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| {
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| 	switch (aud_blk) {
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| 	case MT8192_MEMIF_DAI:
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| 	case MT8192_MEMIF_MOD_DAI:
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| 		return dai_memif_rate_transform(dev, rate);
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| 	case MT8192_DAI_PCM_1:
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| 	case MT8192_DAI_PCM_2:
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| 		return pcm_rate_transform(dev, rate);
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| 	default:
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| 		return mt8192_general_rate_transform(dev, rate);
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| 	}
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| }
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| 
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| int mt8192_dai_set_priv(struct mtk_base_afe *afe, int id,
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| 			int priv_size, const void *priv_data)
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| {
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| 	struct mt8192_afe_private *afe_priv = afe->platform_priv;
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| 	void *temp_data;
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| 
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| 	temp_data = devm_kzalloc(afe->dev,
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| 				 priv_size,
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| 				 GFP_KERNEL);
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| 	if (!temp_data)
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| 		return -ENOMEM;
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| 
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| 	if (priv_data)
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| 		memcpy(temp_data, priv_data, priv_size);
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| 
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| 	afe_priv->dai_priv[id] = temp_data;
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| 
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| 	return 0;
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| }
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