154 lines
3.2 KiB
C
154 lines
3.2 KiB
C
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/* 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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#ifndef _MTK_BASE_AFE_H_
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#define _MTK_BASE_AFE_H_
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#define MTK_STREAM_NUM (SNDRV_PCM_STREAM_LAST + 1)
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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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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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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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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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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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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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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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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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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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int (*request_dram_resource)(struct device *dev);
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int (*release_dram_resource)(struct device *dev);
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void *platform_priv;
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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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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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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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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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struct list_head list;
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};
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#endif
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