mlx_mtu.h

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#ifndef MLX_MTU_H_
#define MLX_MTU_H_

/*
 * Copyright (C) 2015 Mellanox Technologies Ltd.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

FILE_LICENCE ( GPL2_OR_LATER );

#include "../../include/public/mlx_utils.h"
#include "../../mlx_lib/mlx_reg_access/mlx_reg_access.h"

#define BYTE_TO_BIT     0x8

struct mlx_mtu {
        mlx_uint32 reserved1    :16;
        mlx_uint32 local_port   :8;
        mlx_uint32 reserved2    :8;
        /* -------------- */
        mlx_uint32 reserved3    :16;
        mlx_uint32 max_mtu              :16;
        /* -------------- */
        mlx_uint32 reserved4    :16;
        mlx_uint32 admin_mtu    :16;
        /* -------------- */
        mlx_uint32 reserved5    :16;
        mlx_uint32 oper_mtu             :16;
};

mlx_status
mlx_get_max_mtu(
                IN mlx_utils    *utils,
                IN mlx_uint8    port_num,
                OUT mlx_uint32  *max_mtu
                );

mlx_status
mlx_set_admin_mtu(
                IN mlx_utils    *utils,
                IN mlx_uint8    port_num,
                IN mlx_uint32   admin_mtu
                );
#endif /* MLX_MTU_H_ */