154 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			154 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0 */
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| /*
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|  * mtk-base-afe.h  --  Mediatek base afe structure
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|  *
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|  * Copyright (c) 2016 MediaTek Inc.
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|  * Author: Garlic Tseng <garlic.tseng@mediatek.com>
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|  */
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| 
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| #ifndef _MTK_BASE_AFE_H_
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| #define _MTK_BASE_AFE_H_
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| 
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| #define MTK_STREAM_NUM (SNDRV_PCM_STREAM_LAST + 1)
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| 
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| struct mtk_base_memif_data {
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| 	int id;
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| 	const char *name;
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| 	int reg_ofs_base;
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| 	int reg_ofs_cur;
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| 	int reg_ofs_end;
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| 	int reg_ofs_base_msb;
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| 	int reg_ofs_cur_msb;
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| 	int reg_ofs_end_msb;
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| 	int fs_reg;
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| 	int fs_shift;
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| 	int fs_maskbit;
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| 	int mono_reg;
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| 	int mono_shift;
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| 	int mono_invert;
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| 	int quad_ch_reg;
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| 	int quad_ch_mask;
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| 	int quad_ch_shift;
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| 	int int_odd_flag_reg;
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| 	int int_odd_flag_shift;
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| 	int enable_reg;
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| 	int enable_shift;
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| 	int hd_reg;
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| 	int hd_shift;
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| 	int hd_align_reg;
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| 	int hd_align_mshift;
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| 	int msb_reg;
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| 	int msb_shift;
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| 	int msb_end_reg;
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| 	int msb_end_shift;
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| 	int agent_disable_reg;
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| 	int agent_disable_shift;
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| 	int ch_num_reg;
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| 	int ch_num_shift;
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| 	int ch_num_maskbit;
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| 	/* playback memif only */
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| 	int pbuf_reg;
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| 	int pbuf_mask;
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| 	int pbuf_shift;
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| 	int minlen_reg;
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| 	int minlen_mask;
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| 	int minlen_shift;
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| };
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| 
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| struct mtk_base_irq_data {
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| 	int id;
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| 	int irq_cnt_reg;
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| 	int irq_cnt_shift;
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| 	int irq_cnt_maskbit;
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| 	int irq_fs_reg;
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| 	int irq_fs_shift;
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| 	int irq_fs_maskbit;
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| 	int irq_en_reg;
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| 	int irq_en_shift;
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| 	int irq_clr_reg;
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| 	int irq_clr_shift;
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| 	int irq_status_shift;
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| };
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| 
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| struct device;
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| struct list_head;
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| struct mtk_base_afe_memif;
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| struct mtk_base_afe_irq;
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| struct mtk_base_afe_dai;
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| struct regmap;
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| struct snd_pcm_substream;
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| struct snd_soc_dai;
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| 
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| struct mtk_base_afe {
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| 	void __iomem *base_addr;
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| 	struct device *dev;
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| 	struct regmap *regmap;
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| 	struct mutex irq_alloc_lock; /* dynamic alloc irq lock */
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| 
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| 	unsigned int const *reg_back_up_list;
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| 	unsigned int *reg_back_up;
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| 	unsigned int reg_back_up_list_num;
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| 
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| 	int (*runtime_suspend)(struct device *dev);
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| 	int (*runtime_resume)(struct device *dev);
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| 	bool suspended;
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| 
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| 	struct mtk_base_afe_memif *memif;
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| 	int memif_size;
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| 	struct mtk_base_afe_irq *irqs;
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| 	int irqs_size;
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| 	int memif_32bit_supported;
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| 
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| 	struct list_head sub_dais;
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| 	struct snd_soc_dai_driver *dai_drivers;
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| 	unsigned int num_dai_drivers;
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| 
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| 	const struct snd_pcm_hardware *mtk_afe_hardware;
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| 	int (*memif_fs)(struct snd_pcm_substream *substream,
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| 			unsigned int rate);
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| 	int (*irq_fs)(struct snd_pcm_substream *substream,
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| 		      unsigned int rate);
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| 	int (*get_dai_fs)(struct mtk_base_afe *afe,
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| 			  int dai_id, unsigned int rate);
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| 	int (*get_memif_pbuf_size)(struct snd_pcm_substream *substream);
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| 
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| 	int (*request_dram_resource)(struct device *dev);
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| 	int (*release_dram_resource)(struct device *dev);
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| 
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| 	void *platform_priv;
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| };
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| 
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| struct mtk_base_afe_memif {
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| 	unsigned int phys_buf_addr;
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| 	int buffer_size;
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| 	struct snd_pcm_substream *substream;
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| 	const struct mtk_base_memif_data *data;
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| 	int irq_usage;
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| 	int const_irq;
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| 	unsigned char *dma_area;
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| 	dma_addr_t dma_addr;
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| 	size_t dma_bytes;
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| };
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| 
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| struct mtk_base_afe_irq {
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| 	const struct mtk_base_irq_data *irq_data;
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| 	int irq_occupyed;
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| };
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| 
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| struct mtk_base_afe_dai {
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| 	struct snd_soc_dai_driver *dai_drivers;
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| 	unsigned int num_dai_drivers;
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| 
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| 	const struct snd_kcontrol_new *controls;
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| 	unsigned int num_controls;
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| 	const struct snd_soc_dapm_widget *dapm_widgets;
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| 	unsigned int num_dapm_widgets;
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| 	const struct snd_soc_dapm_route *dapm_routes;
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| 	unsigned int num_dapm_routes;
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| 
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| 	struct list_head list;
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| };
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| 
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| #endif
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| 
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