1*33ec1ccbSHans Petter Selasky /* 2*33ec1ccbSHans Petter Selasky * Copyright (c) 2005 Topspin Communications. All rights reserved. 3*33ec1ccbSHans Petter Selasky * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. 4*33ec1ccbSHans Petter Selasky * 5*33ec1ccbSHans Petter Selasky * This software is available to you under a choice of one of two 6*33ec1ccbSHans Petter Selasky * licenses. You may choose to be licensed under the terms of the GNU 7*33ec1ccbSHans Petter Selasky * General Public License (GPL) Version 2, available from the file 8*33ec1ccbSHans Petter Selasky * COPYING in the main directory of this source tree, or the 9*33ec1ccbSHans Petter Selasky * OpenIB.org BSD license below: 10*33ec1ccbSHans Petter Selasky * 11*33ec1ccbSHans Petter Selasky * Redistribution and use in source and binary forms, with or 12*33ec1ccbSHans Petter Selasky * without modification, are permitted provided that the following 13*33ec1ccbSHans Petter Selasky * conditions are met: 14*33ec1ccbSHans Petter Selasky * 15*33ec1ccbSHans Petter Selasky * - Redistributions of source code must retain the above 16*33ec1ccbSHans Petter Selasky * copyright notice, this list of conditions and the following 17*33ec1ccbSHans Petter Selasky * disclaimer. 18*33ec1ccbSHans Petter Selasky * 19*33ec1ccbSHans Petter Selasky * - Redistributions in binary form must reproduce the above 20*33ec1ccbSHans Petter Selasky * copyright notice, this list of conditions and the following 21*33ec1ccbSHans Petter Selasky * disclaimer in the documentation and/or other materials 22*33ec1ccbSHans Petter Selasky * provided with the distribution. 23*33ec1ccbSHans Petter Selasky * 24*33ec1ccbSHans Petter Selasky * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25*33ec1ccbSHans Petter Selasky * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26*33ec1ccbSHans Petter Selasky * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 27*33ec1ccbSHans Petter Selasky * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 28*33ec1ccbSHans Petter Selasky * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 29*33ec1ccbSHans Petter Selasky * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 30*33ec1ccbSHans Petter Selasky * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 31*33ec1ccbSHans Petter Selasky * SOFTWARE. 32*33ec1ccbSHans Petter Selasky */ 33*33ec1ccbSHans Petter Selasky 34*33ec1ccbSHans Petter Selasky #ifndef MTHCA_ABI_USER_H 35*33ec1ccbSHans Petter Selasky #define MTHCA_ABI_USER_H 36*33ec1ccbSHans Petter Selasky 37*33ec1ccbSHans Petter Selasky #include <linux/types.h> 38*33ec1ccbSHans Petter Selasky 39*33ec1ccbSHans Petter Selasky /* 40*33ec1ccbSHans Petter Selasky * Increment this value if any changes that break userspace ABI 41*33ec1ccbSHans Petter Selasky * compatibility are made. 42*33ec1ccbSHans Petter Selasky */ 43*33ec1ccbSHans Petter Selasky #define MTHCA_UVERBS_ABI_VERSION 1 44*33ec1ccbSHans Petter Selasky 45*33ec1ccbSHans Petter Selasky /* 46*33ec1ccbSHans Petter Selasky * Make sure that all structs defined in this file remain laid out so 47*33ec1ccbSHans Petter Selasky * that they pack the same way on 32-bit and 64-bit architectures (to 48*33ec1ccbSHans Petter Selasky * avoid incompatibility between 32-bit userspace and 64-bit kernels). 49*33ec1ccbSHans Petter Selasky * In particular do not use pointer types -- pass pointers in __u64 50*33ec1ccbSHans Petter Selasky * instead. 51*33ec1ccbSHans Petter Selasky */ 52*33ec1ccbSHans Petter Selasky struct mthca_alloc_ucontext_resp { 53*33ec1ccbSHans Petter Selasky __u32 qp_tab_size; 54*33ec1ccbSHans Petter Selasky __u32 uarc_size; 55*33ec1ccbSHans Petter Selasky }; 56*33ec1ccbSHans Petter Selasky 57*33ec1ccbSHans Petter Selasky struct mthca_alloc_pd_resp { 58*33ec1ccbSHans Petter Selasky __u32 pdn; 59*33ec1ccbSHans Petter Selasky __u32 reserved; 60*33ec1ccbSHans Petter Selasky }; 61*33ec1ccbSHans Petter Selasky 62*33ec1ccbSHans Petter Selasky /* 63*33ec1ccbSHans Petter Selasky * Mark the memory region with a DMA attribute that causes 64*33ec1ccbSHans Petter Selasky * in-flight DMA to be flushed when the region is written to: 65*33ec1ccbSHans Petter Selasky */ 66*33ec1ccbSHans Petter Selasky #define MTHCA_MR_DMASYNC 0x1 67*33ec1ccbSHans Petter Selasky 68*33ec1ccbSHans Petter Selasky struct mthca_reg_mr { 69*33ec1ccbSHans Petter Selasky __u32 mr_attrs; 70*33ec1ccbSHans Petter Selasky __u32 reserved; 71*33ec1ccbSHans Petter Selasky }; 72*33ec1ccbSHans Petter Selasky 73*33ec1ccbSHans Petter Selasky struct mthca_create_cq { 74*33ec1ccbSHans Petter Selasky __u32 lkey; 75*33ec1ccbSHans Petter Selasky __u32 pdn; 76*33ec1ccbSHans Petter Selasky __u64 arm_db_page; 77*33ec1ccbSHans Petter Selasky __u64 set_db_page; 78*33ec1ccbSHans Petter Selasky __u32 arm_db_index; 79*33ec1ccbSHans Petter Selasky __u32 set_db_index; 80*33ec1ccbSHans Petter Selasky }; 81*33ec1ccbSHans Petter Selasky 82*33ec1ccbSHans Petter Selasky struct mthca_create_cq_resp { 83*33ec1ccbSHans Petter Selasky __u32 cqn; 84*33ec1ccbSHans Petter Selasky __u32 reserved; 85*33ec1ccbSHans Petter Selasky }; 86*33ec1ccbSHans Petter Selasky 87*33ec1ccbSHans Petter Selasky struct mthca_resize_cq { 88*33ec1ccbSHans Petter Selasky __u32 lkey; 89*33ec1ccbSHans Petter Selasky __u32 reserved; 90*33ec1ccbSHans Petter Selasky }; 91*33ec1ccbSHans Petter Selasky 92*33ec1ccbSHans Petter Selasky struct mthca_create_srq { 93*33ec1ccbSHans Petter Selasky __u32 lkey; 94*33ec1ccbSHans Petter Selasky __u32 db_index; 95*33ec1ccbSHans Petter Selasky __u64 db_page; 96*33ec1ccbSHans Petter Selasky }; 97*33ec1ccbSHans Petter Selasky 98*33ec1ccbSHans Petter Selasky struct mthca_create_srq_resp { 99*33ec1ccbSHans Petter Selasky __u32 srqn; 100*33ec1ccbSHans Petter Selasky __u32 reserved; 101*33ec1ccbSHans Petter Selasky }; 102*33ec1ccbSHans Petter Selasky 103*33ec1ccbSHans Petter Selasky struct mthca_create_qp { 104*33ec1ccbSHans Petter Selasky __u32 lkey; 105*33ec1ccbSHans Petter Selasky __u32 reserved; 106*33ec1ccbSHans Petter Selasky __u64 sq_db_page; 107*33ec1ccbSHans Petter Selasky __u64 rq_db_page; 108*33ec1ccbSHans Petter Selasky __u32 sq_db_index; 109*33ec1ccbSHans Petter Selasky __u32 rq_db_index; 110*33ec1ccbSHans Petter Selasky }; 111*33ec1ccbSHans Petter Selasky #endif /* MTHCA_ABI_USER_H */ 112