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- /*
- * mtk-base-afe.h -- Mediatek base afe structure
- *
- * Copyright (c) 2016 MediaTek Inc.
- * Author: Garlic Tseng <garlic.tseng@mediatek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
- #ifndef _MTK_BASE_AFE_H_
- #define _MTK_BASE_AFE_H_
- struct mtk_base_memif_data {
- int id;
- const char *name;
- int reg_ofs_base;
- int reg_ofs_cur;
- int fs_reg;
- int fs_shift;
- int fs_maskbit;
- int mono_reg;
- int mono_shift;
- int enable_reg;
- int enable_shift;
- int hd_reg;
- int hd_shift;
- int msb_reg;
- int msb_shift;
- int agent_disable_reg;
- int agent_disable_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 mtk_base_afe_memif;
- struct mtk_base_afe_irq;
- 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;
- 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);
- 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;
- };
- struct mtk_base_afe_irq {
- const struct mtk_base_irq_data *irq_data;
- int irq_occupyed;
- };
- #endif
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