linux/sound/soc/sof/mediatek/adsp_helper.h

/* SPDX-License-Identifier: GPL-2.0 */

/*
 * Copyright (c) 2021 MediaTek Corporation. All rights reserved.
 */

#ifndef __MTK_ADSP_HELPER_H__
#define __MTK_ADSP_HELPER_H__

/*
 * Global important adsp data structure.
 */
#define DSP_MBOX_NUM	3

struct mtk_adsp_chip_info {
	phys_addr_t pa_sram;
	phys_addr_t pa_dram; /* adsp dram physical base */
	phys_addr_t pa_shared_dram; /* adsp dram physical base */
	phys_addr_t pa_cfgreg;
	phys_addr_t pa_mboxreg[DSP_MBOX_NUM];
	u32 sramsize;
	u32 dramsize;
	u32 cfgregsize;
	void __iomem *va_sram; /* corresponding to pa_sram */
	void __iomem *va_dram; /* corresponding to pa_dram */
	void __iomem *va_cfgreg;
	void __iomem *va_mboxreg[DSP_MBOX_NUM];
	void __iomem *shared_sram; /* part of  va_sram */
	void __iomem *shared_dram; /* part of  va_dram */
	phys_addr_t adsp_bootup_addr;
	int dram_offset; /*dram offset between system and dsp view*/
};

struct adsp_priv {
	struct device *dev;
	struct snd_sof_dev *sdev;

	/* DSP IPC handler */
	struct mbox_controller *adsp_mbox;

	struct mtk_adsp_chip_info *adsp;
	struct clk **clk;
	u32 (*ap2adsp_addr)(u32 addr, void *data);
	u32 (*adsp2ap_addr)(u32 addr, void *data);

	void *private_data;
};

#endif