/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/* Copyright 2013-2016 Freescale Semiconductor Inc.
 * Copyright 2019 NXP
 */
#ifndef _FSL_DPMAC_CMD_H
#define _FSL_DPMAC_CMD_H

/* DPMAC Version */
#define DPMAC_VER_MAJOR                         4
#define DPMAC_VER_MINOR                         4
#define DPMAC_CMD_BASE_VERSION                  1
#define DPMAC_CMD_2ND_VERSION                   2
#define DPMAC_CMD_ID_OFFSET                     4

#define DPMAC_CMD(id)   (((id) << DPMAC_CMD_ID_OFFSET) | DPMAC_CMD_BASE_VERSION)
#define DPMAC_CMD_V2(id) (((id) << DPMAC_CMD_ID_OFFSET) | DPMAC_CMD_2ND_VERSION)

/* Command IDs */
#define DPMAC_CMDID_CLOSE               DPMAC_CMD(0x800)
#define DPMAC_CMDID_OPEN                DPMAC_CMD(0x80c)

#define DPMAC_CMDID_GET_API_VERSION     DPMAC_CMD(0xa0c)

#define DPMAC_CMDID_GET_ATTR            DPMAC_CMD(0x004)
#define DPMAC_CMDID_SET_LINK_STATE      DPMAC_CMD_V2(0x0c3)

#define DPMAC_CMDID_GET_COUNTER         DPMAC_CMD(0x0c4)

#define DPMAC_CMDID_SET_PROTOCOL        DPMAC_CMD(0x0c7)

/* Macros for accessing command fields smaller than 1byte */
#define DPMAC_MASK(field)        \
        GENMASK(DPMAC_##field##_SHIFT + DPMAC_##field##_SIZE - 1, \
                DPMAC_##field##_SHIFT)

#define dpmac_set_field(var, field, val) \
        ((var) |= (((val) << DPMAC_##field##_SHIFT) & DPMAC_MASK(field)))
#define dpmac_get_field(var, field)      \
        (((var) & DPMAC_MASK(field)) >> DPMAC_##field##_SHIFT)

struct dpmac_cmd_open {
        __le32 dpmac_id;
};

struct dpmac_rsp_get_attributes {
        u8 eth_if;
        u8 link_type;
        __le16 id;
        __le32 max_rate;
};

#define DPMAC_STATE_SIZE        1
#define DPMAC_STATE_SHIFT       0
#define DPMAC_STATE_VALID_SIZE  1
#define DPMAC_STATE_VALID_SHIFT 1

struct dpmac_cmd_set_link_state {
        __le64 options;
        __le32 rate;
        __le32 pad0;
        /* from lsb: up:1, state_valid:1 */
        u8 state;
        u8 pad1[7];
        __le64 supported;
        __le64 advertising;
};

struct dpmac_cmd_get_counter {
        u8 id;
};

struct dpmac_rsp_get_counter {
        __le64 pad;
        __le64 counter;
};

struct dpmac_rsp_get_api_version {
        __le16 major;
        __le16 minor;
};

struct dpmac_cmd_set_protocol {
        u8 eth_if;
};
#endif /* _FSL_DPMAC_CMD_H */