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/*
* Copyright (c) 2015, Mellanox Technologies. 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 _MLX5_FS_CORE_
#define _MLX5_FS_CORE_
#include <linux/mlx5/fs.h>
enum fs_node_type {
FS_TYPE_NAMESPACE,
FS_TYPE_PRIO,
FS_TYPE_FLOW_TABLE,
FS_TYPE_FLOW_GROUP,
FS_TYPE_FLOW_ENTRY,
FS_TYPE_FLOW_DEST
};
enum fs_flow_table_type {
FS_FT_NIC_RX = 0x0,
};
enum fs_fte_status {
FS_FTE_STATUS_EXISTING = 1UL << 0,
};
struct fs_node {
struct list_head list;
struct list_head children;
enum fs_node_type type;
struct fs_node *parent;
struct fs_node *root;
/* lock the node for writing and traversing */
struct mutex lock;
atomic_t refcount;
void (*remove_func)(struct fs_node *);
};
struct mlx5_flow_rule {
struct fs_node node;
struct mlx5_flow_destination dest_attr;
};
struct mlx5_flow_table {
struct fs_node node;
u32 id;
enum fs_flow_table_type type;
};
struct fs_fte {
struct fs_node node;
u32 val[MLX5_ST_SZ_DW(fte_match_param)];
u32 dests_size;
u32 flow_tag;
u32 index;
u32 action;
};
#endif
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