-/*-
- * BSD LICENSE
- *
- * Copyright 2017 6WIND S.A.
- * Copyright 2017 Mellanox.
- *
- * 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.
- * * Neither the name of 6WIND S.A. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2017 6WIND S.A.
+ * Copyright 2017 Mellanox Technologies, Ltd
*/
#ifndef RTE_PMD_MLX4_FLOW_H_
#define RTE_PMD_MLX4_FLOW_H_
-#include <stddef.h>
#include <stdint.h>
#include <sys/queue.h>
-/* Verbs header. */
-/* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
+/* Verbs headers do not support -pedantic. */
#ifdef PEDANTIC
#pragma GCC diagnostic ignored "-Wpedantic"
#endif
#pragma GCC diagnostic error "-Wpedantic"
#endif
+#include <rte_eth_ctrl.h>
+#include <rte_ethdev_driver.h>
#include <rte_flow.h>
#include <rte_flow_driver.h>
#include <rte_byteorder.h>
-#include "mlx4.h"
+/** Last and lowest priority level for a flow rule. */
+#define MLX4_FLOW_PRIORITY_LAST UINT32_C(0xfff)
+/** Meta pattern item used to distinguish internal rules. */
+#define MLX4_FLOW_ITEM_TYPE_INTERNAL ((enum rte_flow_item_type)-1)
+
+/** PMD-specific (mlx4) definition of a flow rule handle. */
struct rte_flow {
LIST_ENTRY(rte_flow) next; /**< Pointer to the next flow structure. */
struct ibv_flow *ibv_flow; /**< Verbs flow. */
struct ibv_flow_attr *ibv_attr; /**< Pointer to Verbs attributes. */
- struct ibv_qp *qp; /**< Verbs queue pair. */
+ uint32_t ibv_attr_size; /**< Size of Verbs attributes. */
+ uint32_t select:1; /**< Used by operations on the linked list. */
+ uint32_t internal:1; /**< Internal flow rule outside isolated mode. */
+ uint32_t mac:1; /**< Rule associated with a configured MAC address. */
+ uint32_t promisc:1; /**< This rule matches everything. */
+ uint32_t allmulti:1; /**< This rule matches all multicast traffic. */
+ uint32_t drop:1; /**< This rule drops packets. */
+ struct mlx4_rss *rss; /**< Rx target. */
};
-int
-mlx4_flow_validate(struct rte_eth_dev *dev,
- const struct rte_flow_attr *attr,
- const struct rte_flow_item items[],
- const struct rte_flow_action actions[],
- struct rte_flow_error *error);
-
-struct rte_flow *
-mlx4_flow_create(struct rte_eth_dev *dev,
- const struct rte_flow_attr *attr,
- const struct rte_flow_item items[],
- const struct rte_flow_action actions[],
- struct rte_flow_error *error);
-
-int
-mlx4_flow_destroy(struct rte_eth_dev *dev,
- struct rte_flow *flow,
- struct rte_flow_error *error);
-
-int
-mlx4_flow_flush(struct rte_eth_dev *dev,
- struct rte_flow_error *error);
-
-/** Structure to pass to the conversion function. */
-struct mlx4_flow {
- struct ibv_flow_attr *ibv_attr; /**< Verbs attribute. */
- unsigned int offset; /**< Offset in bytes in the ibv_attr buffer. */
-};
-
-int
-mlx4_flow_isolate(struct rte_eth_dev *dev,
- int enable,
- struct rte_flow_error *error);
-
-struct mlx4_flow_action {
- uint32_t drop:1; /**< Target is a drop queue. */
- uint32_t queue:1; /**< Target is a receive queue. */
- uint16_t queues[RTE_MAX_QUEUES_PER_PORT]; /**< Queue indices to use. */
- uint16_t queues_n; /**< Number of entries in queue[] */
-};
+/* mlx4_flow.c */
-int mlx4_priv_flow_start(struct priv *priv);
-void mlx4_priv_flow_stop(struct priv *priv);
+uint64_t mlx4_conv_rss_hf(struct priv *priv, uint64_t rss_hf);
+int mlx4_flow_sync(struct priv *priv, struct rte_flow_error *error);
+void mlx4_flow_clean(struct priv *priv);
+int mlx4_filter_ctrl(struct rte_eth_dev *dev,
+ enum rte_filter_type filter_type,
+ enum rte_filter_op filter_op,
+ void *arg);
#endif /* RTE_PMD_MLX4_FLOW_H_ */