iwch_user.h 2.1 KB

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