LXR linux/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 */
  47struct iwch_create_cq_req {
  48        __aligned_u64 user_rptr_addr;
  49};
  50
  51struct iwch_create_cq_resp_v0 {
  52        __aligned_u64 key;
  53        __u32 cqid;
  54        __u32 size_log2;
  55};
  56
  57struct iwch_create_cq_resp {
  58        __aligned_u64 key;
  59        __u32 cqid;
  60        __u32 size_log2;
  61        __u32 memsize;
  62        __u32 reserved;
  63};
  64
  65struct 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
  74struct iwch_reg_user_mr_resp {
  75        __u32 pbl_addr;
  76};
  77
  78struct iwch_alloc_pd_resp {
  79        __u32 pdid;
  80};
  81
  82#endif /* CXGB3_ABI_USER_H */
  83