xref: /freebsd-9.3-release/contrib/ofed/libmthca/src/mthca-abi.h

/*
 * Copyright (c) 2004, 2005 Topspin Communications.  All rights reserved.
 * Copyright (c) 2006 Cisco Systems.  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 MTHCA_ABI_H
#define MTHCA_ABI_H

#include <infiniband/kern-abi.h>

#define MTHCA_UVERBS_ABI_VERSION	1

struct mthca_alloc_ucontext_resp {
	struct ibv_get_context_resp	ibv_resp;
	__u32				qp_tab_size;
	__u32				uarc_size;
};

struct mthca_alloc_pd_resp {
	struct ibv_alloc_pd_resp	ibv_resp;
	__u32				pdn;
	__u32				reserved;
};

struct mthca_reg_mr {
	struct ibv_reg_mr		ibv_cmd;
/*
 * Mark the memory region with a DMA attribute that causes
 * in-flight DMA to be flushed when the region is written to:
 */
#define MTHCA_MR_DMASYNC	0x1
	__u32				mr_attrs;
	__u32				reserved;
};

struct mthca_create_cq {
	struct ibv_create_cq		ibv_cmd;
	__u32				lkey;
	__u32				pdn;
	__u64				arm_db_page;
	__u64				set_db_page;
	__u32				arm_db_index;
	__u32				set_db_index;
};

struct mthca_create_cq_resp {
	struct ibv_create_cq_resp	ibv_resp;
	__u32				cqn;
	__u32				reserved;
};

struct mthca_resize_cq {
	struct ibv_resize_cq		ibv_cmd;
	__u32				lkey;
	__u32				reserved;
};

struct mthca_create_srq {
	struct ibv_create_srq		ibv_cmd;
	__u32				lkey;
	__u32				db_index;
	__u64				db_page;
};

struct mthca_create_srq_resp {
	struct ibv_create_srq_resp	ibv_resp;
	__u32				srqn;
	__u32				reserved;
};

struct mthca_create_qp {
	struct ibv_create_qp		ibv_cmd;
	__u32				lkey;
	__u32				reserved;
	__u64				sq_db_page;
	__u64				rq_db_page;
	__u32				sq_db_index;
	__u32				rq_db_index;
};

#endif /* MTHCA_ABI_H */