[deliverable/linux.git] / include / linux / mlx5 / fs.h

/*
 * 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_
#define _MLX5_FS_

#include <linux/mlx5/driver.h>
#include <linux/mlx5/mlx5_ifc.h>

#define MLX5_FS_DEFAULT_FLOW_TAG 0x0

enum mlx5_flow_namespace_type {
	MLX5_FLOW_NAMESPACE_BYPASS,
	MLX5_FLOW_NAMESPACE_KERNEL,
	MLX5_FLOW_NAMESPACE_LEFTOVERS,
	MLX5_FLOW_NAMESPACE_FDB,
};

struct mlx5_flow_table;
struct mlx5_flow_group;
struct mlx5_flow_rule;
struct mlx5_flow_namespace;

struct mlx5_flow_destination {
	enum mlx5_flow_destination_type	type;
	union {
		u32			tir_num;
		struct mlx5_flow_table	*ft;
		u32			vport_num;
	};
};

struct mlx5_flow_namespace *
mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
			enum mlx5_flow_namespace_type type);

struct mlx5_flow_table *
mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
				    int prio,
				    int num_flow_table_entries,
				    int max_num_groups);

struct mlx5_flow_table *
mlx5_create_flow_table(struct mlx5_flow_namespace *ns,
		       int prio,
		       int num_flow_table_entries);
int mlx5_destroy_flow_table(struct mlx5_flow_table *ft);

/* inbox should be set with the following values:
 * start_flow_index
 * end_flow_index
 * match_criteria_enable
 * match_criteria
 */
struct mlx5_flow_group *
mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in);
void mlx5_destroy_flow_group(struct mlx5_flow_group *fg);

/* Single destination per rule.
 * Group ID is implied by the match criteria.
 */
struct mlx5_flow_rule *
mlx5_add_flow_rule(struct mlx5_flow_table *ft,
		   u8 match_criteria_enable,
		   u32 *match_criteria,
		   u32 *match_value,
		   u32 action,
		   u32 flow_tag,
		   struct mlx5_flow_destination *dest);
void mlx5_del_flow_rule(struct mlx5_flow_rule *fr);

#endif
Commit	Line	Data
26a81453 MG	1	/*
	2	* Copyright (c) 2015, Mellanox Technologies. 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 _MLX5_FS_
	34	#define _MLX5_FS_
	35
86d722ad	36	#include <linux/mlx5/driver.h>
26a81453 MG	37	#include <linux/mlx5/mlx5_ifc.h>
26a81453 MG	38
25302363 MG	39	#define MLX5_FS_DEFAULT_FLOW_TAG 0x0
	40
	41	enum mlx5_flow_namespace_type {
4cbdd30e	42	MLX5_FLOW_NAMESPACE_BYPASS,
25302363	43	MLX5_FLOW_NAMESPACE_KERNEL,
4cbdd30e	44	MLX5_FLOW_NAMESPACE_LEFTOVERS,
25302363 MG	45	MLX5_FLOW_NAMESPACE_FDB,
	46	};
	47
26a81453	48	struct mlx5_flow_table;
86d722ad MG	49	struct mlx5_flow_group;
	50	struct mlx5_flow_rule;
	51	struct mlx5_flow_namespace;
26a81453 MG	52
	53	struct mlx5_flow_destination {
	54	enum mlx5_flow_destination_type type;
	55	union {
	56	u32 tir_num;
	57	struct mlx5_flow_table *ft;
25302363	58	u32 vport_num;
26a81453 MG	59	};
26a81453 MG	60	};
86d722ad MG	61
	62	struct mlx5_flow_namespace *
	63	mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
	64	enum mlx5_flow_namespace_type type);
	65
f0d22d18 MG	66	struct mlx5_flow_table *
	67	mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
	68	int prio,
	69	int num_flow_table_entries,
	70	int max_num_groups);
	71
86d722ad MG	72	struct mlx5_flow_table *
	73	mlx5_create_flow_table(struct mlx5_flow_namespace *ns,
	74	int prio,
	75	int num_flow_table_entries);
	76	int mlx5_destroy_flow_table(struct mlx5_flow_table *ft);
	77
	78	/* inbox should be set with the following values:
	79	* start_flow_index
	80	* end_flow_index
	81	* match_criteria_enable
	82	* match_criteria
	83	*/
	84	struct mlx5_flow_group *
	85	mlx5_create_flow_group(struct mlx5_flow_table ft, u32 in);
	86	void mlx5_destroy_flow_group(struct mlx5_flow_group *fg);
	87
	88	/* Single destination per rule.
	89	* Group ID is implied by the match criteria.
	90	*/
	91	struct mlx5_flow_rule *
	92	mlx5_add_flow_rule(struct mlx5_flow_table *ft,
	93	u8 match_criteria_enable,
	94	u32 *match_criteria,
	95	u32 *match_value,
	96	u32 action,
	97	u32 flow_tag,
	98	struct mlx5_flow_destination *dest);
	99	void mlx5_del_flow_rule(struct mlx5_flow_rule *fr);
	100
26a81453	101	#endif