linux/include/uapi/rdma/rdma_user_rxe.h

/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
/*
 * Copyright (c) 2016 Mellanox Technologies Ltd. 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
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#ifndef RDMA_USER_RXE_H
#define RDMA_USER_RXE_H

#include <linux/types.h>
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/in6.h>

enum { … };

rxe_gid;

struct rxe_global_route { … };

struct rxe_av { … };

struct rxe_send_wr { … };

struct rxe_sge { … };

struct mminfo { … };

struct rxe_dma_info { … };

struct rxe_send_wqe { … };

struct rxe_recv_wqe { … };

struct rxe_create_ah_resp { … };

struct rxe_create_cq_resp { … };

struct rxe_resize_cq_resp { … };

struct rxe_create_qp_resp { … };

struct rxe_create_srq_resp { … };

struct rxe_modify_srq_cmd { … };

/* This data structure is stored at the base of work and
 * completion queues shared between user space and kernel space.
 * It contains the producer and consumer indices. Is also
 * contains a copy of the queue size parameters for user space
 * to use but the kernel must use the parameters in the
 * rxe_queue struct. For performance reasons arrange to have
 * producer and consumer indices in separate cache lines
 * the kernel should always mask the indices to avoid accessing
 * memory outside of the data area
 */
struct rxe_queue_buf { … };

#endif /* RDMA_USER_RXE_H */