// SPDX-License-Identifier: GPL-2.0+
/*
   Copyright (c) 2015 Broadcom Corporation
   All Rights Reserved

    
*/

/*
 *  Created on: Dec 2015
 *      Author: yuval.raviv@broadcom.com
 */

#ifndef __BUS_DRV_H__
#define __BUS_DRV_H__

#include "os_dep.h"

typedef enum
{
    BUS_TYPE_UNKNOWN,
    BUS_TYPE_6858_LPORT,
    BUS_TYPE_MDIO_V1_INT,
    BUS_TYPE_MDIO_V1_EXT,
    BUS_TYPE_47189_GMAC0,
    BUS_TYPE_47189_GMAC1,
    BUS_TYPE_DSL_ETHSW,
    BUS_TYPE_DSL_I2C,
} bus_type_t;

typedef struct bus_drv_t
{
    int (*c22_read)(uint32_t addr, uint16_t reg, uint16_t *val);
    int (*c22_write)(uint32_t addr, uint16_t reg, uint16_t val);
    int (*c45_read)(uint32_t addr, uint16_t dev, uint16_t reg, uint16_t *val);
    int (*c45_write)(uint32_t addr, uint16_t dev, uint16_t reg, uint16_t val);
    bus_type_t bus_type;
} bus_drv_t;

bus_drv_t *bus_drv_get(bus_type_t bus_type);

static inline int bus_read(bus_drv_t *bus_drv, uint32_t addr, uint16_t reg, uint16_t *val)
{
    return bus_drv->c22_read(addr, reg, val);
}

static inline int bus_write(bus_drv_t *bus_drv, uint32_t addr, uint16_t reg, uint16_t val)
{
    return bus_drv->c22_write(addr, reg, val);
}

static inline int bus_c45_read(bus_drv_t *bus_drv, uint32_t addr, uint16_t dev, uint16_t reg, uint16_t *val)
{
    return bus_drv->c45_read(addr, dev, reg, val);
}

static inline int bus_c45_write(bus_drv_t *bus_drv, uint32_t addr, uint16_t dev, uint16_t reg, uint16_t val)
{
    return bus_drv->c45_write(addr, dev, reg, val);
}

#endif