iwch_user.h 2.2 KB

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