src/devtools/met-driver/4.14/mt8168/plf_init.h

/*
 * Copyright (C) 2018 MediaTek Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License 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 __PLF_INIT_H__
#define __PLF_INIT_H__

#include <linux/module.h>
#include <linux/device.h>
#include <linux/miscdevice.h>
#include <linux/kallsyms.h>

/*
 *   MET External Symbol
 */
extern struct miscdevice met_device;

#ifdef MET_AP_EMI
#include <mtk_dramc.h>
extern unsigned int get_dram_data_rate(void);		/* in Mhz */
extern int get_ddr_type(void);
extern void *mt_cen_emi_base_get(void);
extern void *mt_chn_emi_base_get(void);
extern void *get_cur_ddr_ratio(void);

/* New APIs for mt_dramc_nao base get */
extern void *mt_dramc_nao_chn_base_get(int channel);
extern void *mt_ddrphy_chn_base_get(int channel);
extern void *mt_dramc_chn_base_get(int channel);

extern unsigned int (*get_dram_data_rate_symbol)(void); /* in Mhz */
extern unsigned int (*get_ddr_type_symbol)(void);       /* in Mhz */

extern void *(*mt_cen_emi_base_get_symbol)(void);
extern void *(*mt_chn_emi_base_get_symbol)(int chn);

/* New APIs for mt_dramc_nao base get */
extern void *(*mt_dramc_nao_chn_base_get_symbol)(int channel);
extern void *(*mt_ddrphy_chn_base_get_symbol)(int channel);
extern void *(*mt_dramc_chn_base_get_symbol)(int channel);

extern unsigned int (*get_cur_ddr_ratio_symbol)(void);

#endif

/*
 *   MET devices declaration
 */

#ifdef MET_AP_EMI
extern struct metdevice met_emi;
extern struct metdevice met_sspm_emi;
#endif

#endif /*__PLF_INIT_H__*/