include/uapi/rdma/cxgb3-abi.h

   1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
   2 /*
   3  * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
   4  *
   5  * This software is available to you under a choice of one of two
   6  * licenses.  You may choose to be licensed under the terms of the GNU
   7  * General Public License (GPL) Version 2, available from the file
   8  * COPYING in the main directory of this source tree, or the
   9  * OpenIB.org BSD license below:
  10  *
  11  *     Redistribution and use in source and binary forms, with or
  12  *     without modification, are permitted provided that the following
  13  *     conditions are met:
  14  *
  15  *      - Redistributions of source code must retain the above
  16  *        copyright notice, this list of conditions and the following
  17  *        disclaimer.
  18  *
  19  *      - Redistributions in binary form must reproduce the above
  20  *        copyright notice, this list of conditions and the following
  21  *        disclaimer in the documentation and/or other materials
  22  *        provided with the distribution.
  23  *
  24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  28  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  29  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  30  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  31  * SOFTWARE.
  32  */
  33 #ifndef CXGB3_ABI_USER_H
  34 #define CXGB3_ABI_USER_H
  35
  36 #include <linux/types.h>
  37
  38 #define IWCH_UVERBS_ABI_VERSION 1
  39
  40 /*
  41  * Make sure that all structs defined in this file remain laid out so
  42  * that they pack the same way on 32-bit and 64-bit architectures (to
  43  * avoid incompatibility between 32-bit userspace and 64-bit kernels).
  44  * In particular do not use pointer types -- pass pointers in __aligned_u64
  45  * instead.
  46  */
  47 struct iwch_create_cq_req {
  48         __aligned_u64 user_rptr_addr;
  49 };
  50
  51 struct iwch_create_cq_resp_v0 {
  52         __aligned_u64 key;
  53         __u32 cqid;
  54         __u32 size_log2;
  55 };
  56
  57 struct iwch_create_cq_resp {
  58         __aligned_u64 key;
  59         __u32 cqid;
  60         __u32 size_log2;
  61         __u32 memsize;
  62         __u32 reserved;
  63 };
  64
  65 struct iwch_create_qp_resp {
  66         __aligned_u64 key;
  67         __aligned_u64 db_key;
  68         __u32 qpid;
  69         __u32 size_log2;
  70         __u32 sq_size_log2;
  71         __u32 rq_size_log2;
  72 };
  73
  74 struct iwch_reg_user_mr_resp {
  75         __u32 pbl_addr;
  76 };
  77
  78 struct iwch_alloc_pd_resp {
  79         __u32 pdid;
  80 };
  81
  82 #endif /* CXGB3_ABI_USER_H */