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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * mtk-base-afe.h -- Mediatek base afe structure4 *5 * Copyright (c) 2016 MediaTek Inc.6 * Author: Garlic Tseng <garlic.tseng@mediatek.com>7 */8 9#ifndef _MTK_BASE_AFE_H_10#define _MTK_BASE_AFE_H_11 12#include <linux/soc/mediatek/mtk_sip_svc.h>13 14#define MTK_STREAM_NUM (SNDRV_PCM_STREAM_LAST + 1)15#define MTK_SIP_AUDIO_CONTROL MTK_SIP_SMC_CMD(0x517)16 17/* SMC CALL Operations */18enum mtk_audio_smc_call_op {19 MTK_AUDIO_SMC_OP_INIT = 0,20 MTK_AUDIO_SMC_OP_DRAM_REQUEST,21 MTK_AUDIO_SMC_OP_DRAM_RELEASE,22 MTK_AUDIO_SMC_OP_SRAM_REQUEST,23 MTK_AUDIO_SMC_OP_SRAM_RELEASE,24 MTK_AUDIO_SMC_OP_ADSP_REQUEST,25 MTK_AUDIO_SMC_OP_ADSP_RELEASE,26 MTK_AUDIO_SMC_OP_DOMAIN_SIDEBANDS,27 MTK_AUDIO_SMC_OP_BTCVSD_WRITE,28 MTK_AUDIO_SMC_OP_BTCVSD_UPDATE_CTRL_CLEAR,29 MTK_AUDIO_SMC_OP_BTCVSD_UPDATE_CTRL_UNDERFLOW,30 MTK_AUDIO_SMC_OP_NUM31};32 33struct mtk_base_memif_data {34 int id;35 const char *name;36 int reg_ofs_base;37 int reg_ofs_cur;38 int reg_ofs_end;39 int reg_ofs_base_msb;40 int reg_ofs_cur_msb;41 int reg_ofs_end_msb;42 int fs_reg;43 int fs_shift;44 int fs_maskbit;45 int mono_reg;46 int mono_shift;47 int mono_invert;48 int quad_ch_reg;49 int quad_ch_mask;50 int quad_ch_shift;51 int int_odd_flag_reg;52 int int_odd_flag_shift;53 int enable_reg;54 int enable_shift;55 int hd_reg;56 int hd_shift;57 int hd_align_reg;58 int hd_align_mshift;59 int msb_reg;60 int msb_shift;61 int msb_end_reg;62 int msb_end_shift;63 int agent_disable_reg;64 int agent_disable_shift;65 int ch_num_reg;66 int ch_num_shift;67 int ch_num_maskbit;68 /* playback memif only */69 int pbuf_reg;70 int pbuf_mask;71 int pbuf_shift;72 int minlen_reg;73 int minlen_mask;74 int minlen_shift;75};76 77struct mtk_base_irq_data {78 int id;79 int irq_cnt_reg;80 int irq_cnt_shift;81 int irq_cnt_maskbit;82 int irq_fs_reg;83 int irq_fs_shift;84 int irq_fs_maskbit;85 int irq_en_reg;86 int irq_en_shift;87 int irq_clr_reg;88 int irq_clr_shift;89 int irq_status_shift;90};91 92struct device;93struct list_head;94struct mtk_base_afe_memif;95struct mtk_base_afe_irq;96struct mtk_base_afe_dai;97struct regmap;98struct snd_pcm_substream;99struct snd_soc_dai;100 101struct mtk_base_afe {102 void __iomem *base_addr;103 struct device *dev;104 struct regmap *regmap;105 struct mutex irq_alloc_lock; /* dynamic alloc irq lock */106 107 unsigned int const *reg_back_up_list;108 unsigned int *reg_back_up;109 unsigned int reg_back_up_list_num;110 111 int (*runtime_suspend)(struct device *dev);112 int (*runtime_resume)(struct device *dev);113 bool suspended;114 115 struct mtk_base_afe_memif *memif;116 int memif_size;117 struct mtk_base_afe_irq *irqs;118 int irqs_size;119 int memif_32bit_supported;120 121 struct list_head sub_dais;122 struct snd_soc_dai_driver *dai_drivers;123 unsigned int num_dai_drivers;124 125 const struct snd_pcm_hardware *mtk_afe_hardware;126 int (*memif_fs)(struct snd_pcm_substream *substream,127 unsigned int rate);128 int (*irq_fs)(struct snd_pcm_substream *substream,129 unsigned int rate);130 int (*get_dai_fs)(struct mtk_base_afe *afe,131 int dai_id, unsigned int rate);132 int (*get_memif_pbuf_size)(struct snd_pcm_substream *substream);133 134 int (*request_dram_resource)(struct device *dev);135 int (*release_dram_resource)(struct device *dev);136 137 void *platform_priv;138};139 140struct mtk_base_afe_memif {141 unsigned int phys_buf_addr;142 int buffer_size;143 struct snd_pcm_substream *substream;144 const struct mtk_base_memif_data *data;145 int irq_usage;146 int const_irq;147 unsigned char *dma_area;148 dma_addr_t dma_addr;149 size_t dma_bytes;150};151 152struct mtk_base_afe_irq {153 const struct mtk_base_irq_data *irq_data;154 int irq_occupyed;155};156 157struct mtk_base_afe_dai {158 struct snd_soc_dai_driver *dai_drivers;159 unsigned int num_dai_drivers;160 161 const struct snd_kcontrol_new *controls;162 unsigned int num_controls;163 const struct snd_soc_dapm_widget *dapm_widgets;164 unsigned int num_dapm_widgets;165 const struct snd_soc_dapm_route *dapm_routes;166 unsigned int num_dapm_routes;167 168 struct list_head list;169};170 171#endif172 173