1/* 2 * Copyright (c) 2006 Cisco Systems, Inc. All rights reserved. 3 * 4 * This software is available to you under a choice of one of two 5 * licenses. You may choose to be licensed under the terms of the GNU 6 * General Public License (GPL) Version 2, available from the file 7 * COPYING in the main directory of this source tree, or the 8 * OpenIB.org BSD license below: 9 * 10 * Redistribution and use in source and binary forms, with or 11 * without modification, are permitted provided that the following 12 * conditions are met: 13 * 14 * - Redistributions of source code must retain the above 15 * copyright notice, this list of conditions and the following 16 * disclaimer. 17 * 18 * - Redistributions in binary form must reproduce the above 19 * copyright notice, this list of conditions and the following 20 * disclaimer in the documentation and/or other materials 21 * provided with the distribution. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30 * SOFTWARE. 31 */ 32 33#ifndef MLX4_DRIVER_H 34#define MLX4_DRIVER_H 35 36#include <linux/mlx4/device.h> 37 38struct mlx4_dev; 39 40#define MLX4_MAC_MASK 0xffffffffffffULL 41 42enum mlx4_dev_event { 43 MLX4_DEV_EVENT_CATASTROPHIC_ERROR, 44 MLX4_DEV_EVENT_PORT_UP, 45 MLX4_DEV_EVENT_PORT_DOWN, 46 MLX4_DEV_EVENT_PORT_REINIT, 47 MLX4_DEV_EVENT_PORT_MGMT_CHANGE, 48 MLX4_DEV_EVENT_SLAVE_INIT, 49 MLX4_DEV_EVENT_SLAVE_SHUTDOWN, 50}; 51 52struct mlx4_interface { 53 void * (*add) (struct mlx4_dev *dev); 54 void (*remove)(struct mlx4_dev *dev, void *context); 55 void (*event) (struct mlx4_dev *dev, void *context, 56 enum mlx4_dev_event event, unsigned long param); 57 void * (*get_dev)(struct mlx4_dev *dev, void *context, u8 port); 58 struct list_head list; 59 enum mlx4_protocol protocol; 60}; 61 62int mlx4_register_interface(struct mlx4_interface *intf); 63void mlx4_unregister_interface(struct mlx4_interface *intf); 64 65void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto, int port); 66 67static inline u64 mlx4_mac_to_u64(u8 *addr) 68{ 69 u64 mac = 0; 70 int i; 71 72 for (i = 0; i < ETH_ALEN; i++) { 73 mac <<= 8; 74 mac |= addr[i]; 75 } 76 return mac; 77} 78 79#endif /* MLX4_DRIVER_H */ 80