driver.h

Go to the documentation of this file.

/*
 * Copyright (c) 2006 Cisco Systems, Inc.  All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef MLX4_DRIVER_H
#define MLX4_DRIVER_H

#include <linux/mlx4/device.h>

struct mlx4_dev;

#define MLX4_MAC_MASK      0xffffffffffffULL

enum mlx4_dev_event {
    MLX4_DEV_EVENT_CATASTROPHIC_ERROR,
    MLX4_DEV_EVENT_PORT_UP,
    MLX4_DEV_EVENT_PORT_DOWN,
    MLX4_DEV_EVENT_PORT_REINIT,
    MLX4_DEV_EVENT_PORT_MGMT_CHANGE,
    MLX4_DEV_EVENT_SLAVE_INIT,
    MLX4_DEV_EVENT_SLAVE_SHUTDOWN,
};

struct mlx4_interface {
    void *          (*add)   (struct mlx4_dev *dev);
    void            (*remove)(struct mlx4_dev *dev, void *context);
    void            (*event) (struct mlx4_dev *dev, void *context,
                      enum mlx4_dev_event event, unsigned long param);
    void *          (*get_dev)(struct mlx4_dev *dev, void *context, u8 port);
    struct list_head    list;
    enum mlx4_protocol  protocol;
};

int mlx4_register_interface(struct mlx4_interface *intf);
void mlx4_unregister_interface(struct mlx4_interface *intf);

void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto, int port);

#endif /* MLX4_DRIVER_H */