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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * mtk-base-afe.h -- Mediatek base afe structure
- *
- * Copyright (c) 2016 MediaTek Inc.
- * Author: Garlic Tseng <[email protected]>
- */
- #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 int_odd_flag_reg;
- int int_odd_flag_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 msb_end_reg;
- int msb_end_shift;
- int agent_disable_reg;
- int agent_disable_shift;
- int ch_num_reg;
- int ch_num_shift;
- int ch_num_maskbit;
- /* 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;
- int irq_status_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
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