1/* 2 * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved. 3 * 4 * This software is available to you under a choice of one of two 5 * licenses. You may choose to be licensed under the terms of the GNU 6 * General Public License (GPL) Version 2, available from the file 7 * COPYING in the main directory of this source tree, or the 8 * OpenIB.org BSD license below: 9 * 10 * Redistribution and use in source and binary forms, with or 11 * without modification, are permitted provided that the following 12 * conditions are met: 13 * 14 * - Redistributions of source code must retain the above 15 * copyright notice, this list of conditions and the following 16 * disclaimer. 17 * 18 * - Redistributions in binary form must reproduce the above 19 * copyright notice, this list of conditions and the following 20 * disclaimer in the documentation and/or other materials 21 * provided with the distribution. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30 * SOFTWARE. 31 */ 32 33#ifndef MLX4_IB_USER_H 34#define MLX4_IB_USER_H 35 36#include <linux/types.h> 37 38/* 39 * Increment this value if any changes that break userspace ABI 40 * compatibility are made. 41 */ 42#define MLX4_IB_UVERBS_ABI_VERSION 3 43 44/* 45 * Make sure that all structs defined in this file remain laid out so 46 * that they pack the same way on 32-bit and 64-bit architectures (to 47 * avoid incompatibility between 32-bit userspace and 64-bit kernels). 48 * In particular do not use pointer types -- pass pointers in __u64 49 * instead. 50 */ 51 52struct mlx4_ib_alloc_ucontext_resp { 53 __u32 qp_tab_size; 54 __u16 bf_reg_size; 55 __u16 bf_regs_per_page; 56}; 57 58struct mlx4_ib_alloc_pd_resp { 59 __u32 pdn; 60 __u32 reserved; 61}; 62 63struct mlx4_ib_create_cq { 64 __u64 buf_addr; 65 __u64 db_addr; 66}; 67 68struct mlx4_ib_create_cq_resp { 69 __u32 cqn; 70 __u32 reserved; 71}; 72 73struct mlx4_ib_resize_cq { 74 __u64 buf_addr; 75}; 76 77struct mlx4_ib_create_srq { 78 __u64 buf_addr; 79 __u64 db_addr; 80}; 81 82struct mlx4_ib_create_srq_resp { 83 __u32 srqn; 84 __u32 reserved; 85}; 86 87struct mlx4_ib_create_qp { 88 __u64 buf_addr; 89 __u64 db_addr; 90 __u8 log_sq_bb_count; 91 __u8 log_sq_stride; 92 __u8 sq_no_prefetch; 93 __u8 reserved[5]; 94}; 95 96#endif /* MLX4_IB_USER_H */ 97