1 /* 2 * Copyright (c) 2006 Chelsio, 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 #ifndef __IWCH_USER_H__ 33 #define __IWCH_USER_H__ 34 35 #define IWCH_UVERBS_ABI_VERSION 1 36 37 /* 38 * Make sure that all structs defined in this file remain laid out so 39 * that they pack the same way on 32-bit and 64-bit architectures (to 40 * avoid incompatibility between 32-bit userspace and 64-bit kernels). 41 * In particular do not use pointer types -- pass pointers in __u64 42 * instead. 43 */ 44 struct iwch_create_cq_req { 45 __u64 user_rptr_addr; 46 }; 47 48 struct iwch_create_cq_resp_v0 { 49 __u64 key; 50 __u32 cqid; 51 __u32 size_log2; 52 }; 53 54 struct iwch_create_cq_resp { 55 __u64 key; 56 __u32 cqid; 57 __u32 size_log2; 58 __u32 memsize; 59 __u32 reserved; 60 }; 61 62 struct iwch_create_qp_resp { 63 __u64 key; 64 __u64 db_key; 65 __u32 qpid; 66 __u32 size_log2; 67 __u32 sq_size_log2; 68 __u32 rq_size_log2; 69 }; 70 71 struct iwch_reg_user_mr_resp { 72 __u32 pbl_addr; 73 }; 74 #endif 75