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/*
* Copyright (c) 2013, Mellanox Technologies 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 MLX5_IB_USER_H
#define MLX5_IB_USER_H
#include <linux/types.h>
enum {
MLX5_QP_FLAG_SIGNATURE = 1 << 0,
MLX5_QP_FLAG_SCATTER_CQE = 1 << 1,
};
enum {
MLX5_SRQ_FLAG_SIGNATURE = 1 << 0,
};
/* Increment this value if any changes that break userspace ABI
* compatibility are made.
*/
#define MLX5_IB_UVERBS_ABI_VERSION 1
/* Make sure that all structs defined in this file remain laid out so
* that they pack the same way on 32-bit and 64-bit architectures (to
* avoid incompatibility between 32-bit userspace and 64-bit kernels).
* In particular do not use pointer types -- pass pointers in __u64
* instead.
*/
struct mlx5_ib_alloc_ucontext_req {
__u32 total_num_uuars;
__u32 num_low_latency_uuars;
};
struct mlx5_ib_alloc_ucontext_resp {
__u32 qp_tab_size;
__u32 bf_reg_size;
__u32 tot_uuars;
__u32 cache_line_size;
__u16 max_sq_desc_sz;
__u16 max_rq_desc_sz;
__u32 max_send_wqebb;
__u32 max_recv_wr;
__u32 max_srq_recv_wr;
__u16 num_ports;
__u16 reserved;
};
struct mlx5_ib_alloc_pd_resp {
__u32 pdn;
};
struct mlx5_ib_create_cq {
__u64 buf_addr;
__u64 db_addr;
__u32 cqe_size;
};
struct mlx5_ib_create_cq_resp {
__u32 cqn;
__u32 reserved;
};
struct mlx5_ib_resize_cq {
__u64 buf_addr;
};
struct mlx5_ib_create_srq {
__u64 buf_addr;
__u64 db_addr;
__u32 flags;
};
struct mlx5_ib_create_srq_resp {
__u32 srqn;
__u32 reserved;
};
struct mlx5_ib_create_qp {
__u64 buf_addr;
__u64 db_addr;
__u32 sq_wqe_count;
__u32 rq_wqe_count;
__u32 rq_wqe_shift;
__u32 flags;
};
struct mlx5_ib_create_qp_resp {
__u32 uuar_index;
};
#endif /* MLX5_IB_USER_H */
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