linux/sound/soc/mediatek/common/mtk-base-afe.h

148 lines
3.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* mtk-base-afe.h -- Mediatek base afe structure
*
* Copyright (c) 2016 MediaTek Inc.
* Author: Garlic Tseng <garlic.tseng@mediatek.com>
*/
#ifndef _MTK_BASE_AFE_H_
#define _MTK_BASE_AFE_H_
#define MTK_STREAM_NUM (SNDRV_PCM_STREAM_LAST + 1)
struct mtk_base_memif_data {
int id;
const char *name;
int reg_ofs_base;
int reg_ofs_cur;
int reg_ofs_end;
int reg_ofs_base_msb;
int reg_ofs_cur_msb;
int reg_ofs_end_msb;
int fs_reg;
int fs_shift;
int fs_maskbit;
int mono_reg;
int mono_shift;
int mono_invert;
int quad_ch_reg;
int quad_ch_mask;
int quad_ch_shift;
int enable_reg;
int enable_shift;
int hd_reg;
int hd_shift;
int hd_align_reg;
int hd_align_mshift;
int msb_reg;
int msb_shift;
int msb2_reg;
int msb2_shift;
int agent_disable_reg;
int agent_disable_shift;
/* playback memif only */
int pbuf_reg;
int pbuf_mask;
int pbuf_shift;
int minlen_reg;
int minlen_mask;
int minlen_shift;
};
struct mtk_base_irq_data {
int id;
int irq_cnt_reg;
int irq_cnt_shift;
int irq_cnt_maskbit;
int irq_fs_reg;
int irq_fs_shift;
int irq_fs_maskbit;
int irq_en_reg;
int irq_en_shift;
int irq_clr_reg;
int irq_clr_shift;
};
struct device;
struct list_head;
struct mtk_base_afe_memif;
struct mtk_base_afe_irq;
struct mtk_base_afe_dai;
struct regmap;
struct snd_pcm_substream;
struct snd_soc_dai;
struct mtk_base_afe {
void __iomem *base_addr;
struct device *dev;
struct regmap *regmap;
struct mutex irq_alloc_lock; /* dynamic alloc irq lock */
unsigned int const *reg_back_up_list;
unsigned int *reg_back_up;
unsigned int reg_back_up_list_num;
int (*runtime_suspend)(struct device *dev);
int (*runtime_resume)(struct device *dev);
bool suspended;
struct mtk_base_afe_memif *memif;
int memif_size;
struct mtk_base_afe_irq *irqs;
int irqs_size;
int memif_32bit_supported;
struct list_head sub_dais;
struct snd_soc_dai_driver *dai_drivers;
unsigned int num_dai_drivers;
const struct snd_pcm_hardware *mtk_afe_hardware;
int (*memif_fs)(struct snd_pcm_substream *substream,
unsigned int rate);
int (*irq_fs)(struct snd_pcm_substream *substream,
unsigned int rate);
int (*get_dai_fs)(struct mtk_base_afe *afe,
int dai_id, unsigned int rate);
int (*get_memif_pbuf_size)(struct snd_pcm_substream *substream);
int (*request_dram_resource)(struct device *dev);
int (*release_dram_resource)(struct device *dev);
void *platform_priv;
};
struct mtk_base_afe_memif {
unsigned int phys_buf_addr;
int buffer_size;
struct snd_pcm_substream *substream;
const struct mtk_base_memif_data *data;
int irq_usage;
int const_irq;
unsigned char *dma_area;
dma_addr_t dma_addr;
size_t dma_bytes;
};
struct mtk_base_afe_irq {
const struct mtk_base_irq_data *irq_data;
int irq_occupyed;
};
struct mtk_base_afe_dai {
struct snd_soc_dai_driver *dai_drivers;
unsigned int num_dai_drivers;
const struct snd_kcontrol_new *controls;
unsigned int num_controls;
const struct snd_soc_dapm_widget *dapm_widgets;
unsigned int num_dapm_widgets;
const struct snd_soc_dapm_route *dapm_routes;
unsigned int num_dapm_routes;
struct list_head list;
};
#endif