105 lines
2.3 KiB
C
105 lines
2.3 KiB
C
/*
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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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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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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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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 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 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 msb_reg;
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int msb_shift;
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int agent_disable_reg;
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int agent_disable_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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};
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struct device;
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struct mtk_base_afe_memif;
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struct mtk_base_afe_irq;
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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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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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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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};
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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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#endif
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