Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2005 Topspin Communications. All rights reserved. |
Sean Hefty | 0b2b35f | 2005-09-01 09:28:03 -0700 | [diff] [blame^] | 3 | * Copyright (c) 2005 Intel Corporation. All rights reserved. |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 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 | * $Id: ucm.h 2208 2005-04-22 23:24:31Z libor $ |
| 34 | */ |
| 35 | |
| 36 | #ifndef UCM_H |
| 37 | #define UCM_H |
| 38 | |
| 39 | #include <linux/fs.h> |
| 40 | #include <linux/device.h> |
| 41 | #include <linux/cdev.h> |
| 42 | #include <linux/idr.h> |
| 43 | |
Roland Dreier | a4d61e8 | 2005-08-25 13:40:04 -0700 | [diff] [blame] | 44 | #include <rdma/ib_cm.h> |
| 45 | #include <rdma/ib_user_cm.h> |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 46 | |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 47 | struct ib_ucm_file { |
| 48 | struct semaphore mutex; |
| 49 | struct file *filp; |
Sean Hefty | b9ef520 | 2005-08-19 13:46:34 -0700 | [diff] [blame] | 50 | |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 51 | struct list_head ctxs; /* list of active connections */ |
| 52 | struct list_head events; /* list of pending events */ |
| 53 | wait_queue_head_t poll_wait; |
| 54 | }; |
| 55 | |
| 56 | struct ib_ucm_context { |
| 57 | int id; |
Sean Hefty | b9ef520 | 2005-08-19 13:46:34 -0700 | [diff] [blame] | 58 | wait_queue_head_t wait; |
| 59 | atomic_t ref; |
Sean Hefty | 0b2b35f | 2005-09-01 09:28:03 -0700 | [diff] [blame^] | 60 | int events_reported; |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 61 | |
| 62 | struct ib_ucm_file *file; |
| 63 | struct ib_cm_id *cm_id; |
Sean Hefty | 0b2b35f | 2005-09-01 09:28:03 -0700 | [diff] [blame^] | 64 | __u64 uid; |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 65 | |
| 66 | struct list_head events; /* list of pending events. */ |
| 67 | struct list_head file_list; /* member in file ctx list */ |
| 68 | }; |
| 69 | |
| 70 | struct ib_ucm_event { |
| 71 | struct ib_ucm_context *ctx; |
| 72 | struct list_head file_list; /* member in file event list */ |
| 73 | struct list_head ctx_list; /* member in ctx event list */ |
| 74 | |
Sean Hefty | 0b2b35f | 2005-09-01 09:28:03 -0700 | [diff] [blame^] | 75 | struct ib_cm_id *cm_id; |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 76 | struct ib_ucm_event_resp resp; |
| 77 | void *data; |
| 78 | void *info; |
| 79 | int data_len; |
| 80 | int info_len; |
Hal Rosenstock | a5b7454 | 2005-07-27 11:45:44 -0700 | [diff] [blame] | 81 | }; |
| 82 | |
| 83 | #endif /* UCM_H */ |