1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0 3 * 4 * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved. 5 * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved. 6 * 7 * This software is available to you under a choice of one of two 8 * licenses. You may choose to be licensed under the terms of the GNU 9 * General Public License (GPL) Version 2, available from the file 10 * COPYING in the main directory of this source tree, or the 11 * OpenIB.org BSD license below: 12 * 13 * Redistribution and use in source and binary forms, with or 14 * without modification, are permitted provided that the following 15 * conditions are met: 16 * 17 * - Redistributions of source code must retain the above 18 * copyright notice, this list of conditions and the following 19 * disclaimer. 20 * 21 * - Redistributions in binary form must reproduce the above 22 * copyright notice, this list of conditions and the following 23 * disclaimer in the documentation and/or other materials 24 * provided with the distribution. 25 * 26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 33 * SOFTWARE. 34 * 35 * $FreeBSD$ 36 */ 37 38 #ifndef MLX4_ABI_USER_H 39 #define MLX4_ABI_USER_H 40 41 #ifdef _KERNEL 42 #include <linux/types.h> 43 #else 44 #include <infiniband/types.h> 45 #endif 46 47 /* 48 * Increment this value if any changes that break userspace ABI 49 * compatibility are made. 50 */ 51 52 #define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION 3 53 #define MLX4_IB_UVERBS_ABI_VERSION 4 54 55 /* 56 * Make sure that all structs defined in this file remain laid out so 57 * that they pack the same way on 32-bit and 64-bit architectures (to 58 * avoid incompatibility between 32-bit userspace and 64-bit kernels). 59 * In particular do not use pointer types -- pass pointers in __u64 60 * instead. 61 */ 62 63 struct mlx4_ib_alloc_ucontext_resp_v3 { 64 __u32 qp_tab_size; 65 __u16 bf_reg_size; 66 __u16 bf_regs_per_page; 67 }; 68 69 struct mlx4_ib_alloc_ucontext_resp { 70 __u32 dev_caps; 71 __u32 qp_tab_size; 72 __u16 bf_reg_size; 73 __u16 bf_regs_per_page; 74 __u32 cqe_size; 75 }; 76 77 struct mlx4_ib_alloc_pd_resp { 78 __u32 pdn; 79 __u32 reserved; 80 }; 81 82 struct mlx4_ib_create_cq { 83 __u64 buf_addr; 84 __u64 db_addr; 85 }; 86 87 struct mlx4_ib_create_cq_resp { 88 __u32 cqn; 89 __u32 reserved; 90 }; 91 92 struct mlx4_ib_resize_cq { 93 __u64 buf_addr; 94 }; 95 96 struct mlx4_ib_create_srq { 97 __u64 buf_addr; 98 __u64 db_addr; 99 }; 100 101 struct mlx4_ib_create_srq_resp { 102 __u32 srqn; 103 __u32 reserved; 104 }; 105 106 struct mlx4_ib_create_qp { 107 __u64 buf_addr; 108 __u64 db_addr; 109 __u8 log_sq_bb_count; 110 __u8 log_sq_stride; 111 __u8 sq_no_prefetch; 112 __u8 reserved[5]; 113 }; 114 115 #endif /* MLX4_ABI_USER_H */ 116