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libhermit/usr/rdma-core/providers/rxe/rxe.h
2017-10-06 15:13:04 +02:00

131 lines
3.3 KiB
C

/*
* Copyright (c) 2009 Mellanox Technologies Ltd. All rights reserved.
* Copyright (c) 2009 System Fabric Works, Inc. All rights reserved.
* Copyright (c) 2006-2007 QLogic Corp. All rights reserved.
* Copyright (c) 2005. PathScale, Inc. 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 RXE_H
#define RXE_H
#include <infiniband/driver.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <rdma/rdma_user_rxe.h> /* struct rxe_av */
#include "rxe-abi.h"
enum rdma_network_type {
RDMA_NETWORK_IB,
RDMA_NETWORK_IPV4,
RDMA_NETWORK_IPV6
};
struct rxe_device {
struct verbs_device ibv_dev;
int abi_version;
};
struct rxe_context {
struct ibv_context ibv_ctx;
};
struct rxe_cq {
struct ibv_cq ibv_cq;
struct mmap_info mmap_info;
struct rxe_queue *queue;
pthread_spinlock_t lock;
};
struct rxe_ah {
struct ibv_ah ibv_ah;
struct rxe_av av;
};
struct rxe_wq {
struct rxe_queue *queue;
pthread_spinlock_t lock;
unsigned int max_sge;
unsigned int max_inline;
};
struct rxe_qp {
struct ibv_qp ibv_qp;
struct mmap_info rq_mmap_info;
struct rxe_wq rq;
struct mmap_info sq_mmap_info;
struct rxe_wq sq;
unsigned int ssn;
};
#define qp_type(qp) ((qp)->ibv_qp.qp_type)
struct rxe_srq {
struct ibv_srq ibv_srq;
struct mmap_info mmap_info;
struct rxe_wq rq;
uint32_t srq_num;
};
#define to_rxxx(xxx, type) \
((struct rxe_##type *) \
((void *) ib##xxx - offsetof(struct rxe_##type, ibv_##xxx)))
static inline struct rxe_context *to_rctx(struct ibv_context *ibctx)
{
return to_rxxx(ctx, context);
}
static inline struct rxe_device *to_rdev(struct ibv_device *ibdev)
{
return to_rxxx(dev, device);
}
static inline struct rxe_cq *to_rcq(struct ibv_cq *ibcq)
{
return to_rxxx(cq, cq);
}
static inline struct rxe_qp *to_rqp(struct ibv_qp *ibqp)
{
return to_rxxx(qp, qp);
}
static inline struct rxe_srq *to_rsrq(struct ibv_srq *ibsrq)
{
return to_rxxx(srq, srq);
}
static inline struct rxe_ah *to_rah(struct ibv_ah *ibah)
{
return to_rxxx(ah, ah);
}
#endif /* RXE_H */