mlx_cmd.c

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/*
 * 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/mlx_cmd.h"
#include "../../mlx_utils/include/public/mlx_pci_gw.h"
#include "../../mlx_utils/include/public/mlx_bail.h"
#include "../../mlx_utils/include/public/mlx_pci.h"
#include "../../mlx_utils/include/public/mlx_logging.h"

mlx_status
nodnic_cmd_read(
                                IN nodnic_device_priv *device_priv,
                                IN mlx_uint32 address,
                                OUT mlx_pci_gw_buffer *buffer
                                )
{
        mlx_status              status = MLX_SUCCESS;
        mlx_utils               *utils = NULL;

        if ( device_priv == NULL || buffer == NULL ) {
                status = MLX_INVALID_PARAMETER;
                goto bad_param;
        }

        utils = device_priv->utils;

        status = mlx_pci_gw_read(utils, PCI_GW_SPACE_NODNIC, address, buffer);
        MLX_CHECK_STATUS(device_priv, status, read_error,"mlx_pci_gw_read failed");

read_error:
bad_param:
        return status;
}

mlx_status
nodnic_cmd_write(
                                IN nodnic_device_priv *device_priv,
                                IN mlx_uint32 address,
                                IN mlx_pci_gw_buffer buffer
                                )
{
        mlx_status              status = MLX_SUCCESS;
        mlx_utils               *utils = NULL;


        if ( device_priv == NULL ) {
                status = MLX_INVALID_PARAMETER;
                goto bad_param;
        }

        utils = device_priv->utils;


        status = mlx_pci_gw_write(utils, PCI_GW_SPACE_NODNIC, address, buffer);
        MLX_CHECK_STATUS(device_priv, status, write_error,"mlx_pci_gw_write failed");
write_error:
bad_param:
        return status;
}