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Diffstat (limited to 'kernel/include/linux/mlx4/driver.h')
-rw-r--r-- | kernel/include/linux/mlx4/driver.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/kernel/include/linux/mlx4/driver.h b/kernel/include/linux/mlx4/driver.h new file mode 100644 index 000000000..9553a73d2 --- /dev/null +++ b/kernel/include/linux/mlx4/driver.h @@ -0,0 +1,98 @@ +/* + * 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, +}; + +enum { + MLX4_INTFF_BONDING = 1 << 0 +}; + +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 flags; +}; + +int mlx4_register_interface(struct mlx4_interface *intf); +void mlx4_unregister_interface(struct mlx4_interface *intf); + +int mlx4_bond(struct mlx4_dev *dev); +int mlx4_unbond(struct mlx4_dev *dev); +static inline int mlx4_is_bonded(struct mlx4_dev *dev) +{ + return !!(dev->flags & MLX4_FLAG_BONDED); +} + +struct mlx4_port_map { + u8 port1; + u8 port2; +}; + +int mlx4_port_map_set(struct mlx4_dev *dev, struct mlx4_port_map *v2p); + +void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto, int port); + +static inline u64 mlx4_mac_to_u64(u8 *addr) +{ + u64 mac = 0; + int i; + + for (i = 0; i < ETH_ALEN; i++) { + mac <<= 8; + mac |= addr[i]; + } + return mac; +} + +#endif /* MLX4_DRIVER_H */ |