mirror of https://github.com/F-Stack/f-stack.git
86 lines
3.3 KiB
C
86 lines
3.3 KiB
C
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/*-
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* BSD LICENSE
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*
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* Copyright 2017 6WIND S.A.
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* Copyright 2017 Mellanox
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of 6WIND S.A. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef RTE_PMD_MLX4_FLOW_H_
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#define RTE_PMD_MLX4_FLOW_H_
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#include <stdint.h>
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#include <sys/queue.h>
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/* Verbs headers do not support -pedantic. */
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#ifdef PEDANTIC
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#pragma GCC diagnostic ignored "-Wpedantic"
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#endif
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#include <infiniband/verbs.h>
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#ifdef PEDANTIC
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#pragma GCC diagnostic error "-Wpedantic"
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#endif
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#include <rte_eth_ctrl.h>
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#include <rte_ethdev.h>
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#include <rte_flow.h>
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#include <rte_flow_driver.h>
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#include <rte_byteorder.h>
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/** Last and lowest priority level for a flow rule. */
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#define MLX4_FLOW_PRIORITY_LAST UINT32_C(0xfff)
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/** Meta pattern item used to distinguish internal rules. */
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#define MLX4_FLOW_ITEM_TYPE_INTERNAL ((enum rte_flow_item_type)-1)
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/** PMD-specific (mlx4) definition of a flow rule handle. */
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struct rte_flow {
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LIST_ENTRY(rte_flow) next; /**< Pointer to the next flow structure. */
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struct ibv_flow *ibv_flow; /**< Verbs flow. */
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struct ibv_flow_attr *ibv_attr; /**< Pointer to Verbs attributes. */
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uint32_t ibv_attr_size; /**< Size of Verbs attributes. */
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uint32_t select:1; /**< Used by operations on the linked list. */
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uint32_t internal:1; /**< Internal flow rule outside isolated mode. */
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uint32_t mac:1; /**< Rule associated with a configured MAC address. */
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uint32_t promisc:1; /**< This rule matches everything. */
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uint32_t allmulti:1; /**< This rule matches all multicast traffic. */
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uint32_t drop:1; /**< This rule drops packets. */
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struct mlx4_rss *rss; /**< Rx target. */
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};
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/* mlx4_flow.c */
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int mlx4_flow_sync(struct priv *priv, struct rte_flow_error *error);
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void mlx4_flow_clean(struct priv *priv);
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int mlx4_filter_ctrl(struct rte_eth_dev *dev,
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enum rte_filter_type filter_type,
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enum rte_filter_op filter_op,
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void *arg);
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#endif /* RTE_PMD_MLX4_FLOW_H_ */
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