2 * Copyright (c) 2005 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Cisco Systems. All rights reserved.
4 * Copyright (c) 2005 Mellanox Technologies. All rights reserved.
5 * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
7 * This software is available to you under a choice of one of two
8 * licenses. You may choose to be licensed under the terms of the GNU
9 * General Public License (GPL) Version 2, available from the file
10 * COPYING in the main directory of this source tree, or the
11 * OpenIB.org BSD license below:
13 * Redistribution and use in source and binary forms, with or
14 * without modification, are permitted provided that the following
17 * - Redistributions of source code must retain the above
18 * copyright notice, this list of conditions and the following
21 * - Redistributions in binary form must reproduce the above
22 * copyright notice, this list of conditions and the following
23 * disclaimer in the documentation and/or other materials
24 * provided with the distribution.
26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
35 * $Id: uverbs.h 2559 2005-06-06 19:43:16Z roland $
41 /* Include device.h and fs.h until cdev.h is self-sufficient */
43 #include <linux/device.h>
44 #include <linux/cdev.h>
45 #include <linux/kref.h>
46 #include <linux/idr.h>
48 #include <rdma/ib_verbs.h>
49 #include <rdma/ib_user_verbs.h>
51 struct ib_uverbs_device
{
54 struct class_device class_dev
;
55 struct ib_device
*ib_dev
;
59 struct ib_uverbs_event_file
{
61 struct ib_uverbs_file
*uverbs_file
;
65 wait_queue_head_t poll_wait
;
66 struct fasync_struct
*async_queue
;
67 struct list_head event_list
;
70 struct ib_uverbs_file
{
72 struct semaphore mutex
;
73 struct ib_uverbs_device
*device
;
74 struct ib_ucontext
*ucontext
;
75 struct ib_event_handler event_handler
;
76 struct ib_uverbs_event_file async_file
;
77 struct ib_uverbs_event_file comp_file
[1];
80 struct ib_uverbs_event
{
82 struct ib_uverbs_async_event_desc async
;
83 struct ib_uverbs_comp_event_desc comp
;
85 struct list_head list
;
86 struct list_head obj_list
;
90 struct ib_uevent_object
{
91 struct ib_uobject uobject
;
92 struct list_head event_list
;
96 struct ib_ucq_object
{
97 struct ib_uobject uobject
;
98 struct list_head comp_list
;
99 struct list_head async_list
;
100 u32 comp_events_reported
;
101 u32 async_events_reported
;
104 extern struct semaphore ib_uverbs_idr_mutex
;
105 extern struct idr ib_uverbs_pd_idr
;
106 extern struct idr ib_uverbs_mr_idr
;
107 extern struct idr ib_uverbs_mw_idr
;
108 extern struct idr ib_uverbs_ah_idr
;
109 extern struct idr ib_uverbs_cq_idr
;
110 extern struct idr ib_uverbs_qp_idr
;
111 extern struct idr ib_uverbs_srq_idr
;
113 void ib_uverbs_comp_handler(struct ib_cq
*cq
, void *cq_context
);
114 void ib_uverbs_cq_event_handler(struct ib_event
*event
, void *context_ptr
);
115 void ib_uverbs_qp_event_handler(struct ib_event
*event
, void *context_ptr
);
116 void ib_uverbs_srq_event_handler(struct ib_event
*event
, void *context_ptr
);
118 int ib_umem_get(struct ib_device
*dev
, struct ib_umem
*mem
,
119 void *addr
, size_t size
, int write
);
120 void ib_umem_release(struct ib_device
*dev
, struct ib_umem
*umem
);
121 void ib_umem_release_on_close(struct ib_device
*dev
, struct ib_umem
*umem
);
123 #define IB_UVERBS_DECLARE_CMD(name) \
124 ssize_t ib_uverbs_##name(struct ib_uverbs_file *file, \
125 const char __user *buf, int in_len, \
128 IB_UVERBS_DECLARE_CMD(query_params
);
129 IB_UVERBS_DECLARE_CMD(get_context
);
130 IB_UVERBS_DECLARE_CMD(query_device
);
131 IB_UVERBS_DECLARE_CMD(query_port
);
132 IB_UVERBS_DECLARE_CMD(query_gid
);
133 IB_UVERBS_DECLARE_CMD(query_pkey
);
134 IB_UVERBS_DECLARE_CMD(alloc_pd
);
135 IB_UVERBS_DECLARE_CMD(dealloc_pd
);
136 IB_UVERBS_DECLARE_CMD(reg_mr
);
137 IB_UVERBS_DECLARE_CMD(dereg_mr
);
138 IB_UVERBS_DECLARE_CMD(create_cq
);
139 IB_UVERBS_DECLARE_CMD(destroy_cq
);
140 IB_UVERBS_DECLARE_CMD(create_qp
);
141 IB_UVERBS_DECLARE_CMD(modify_qp
);
142 IB_UVERBS_DECLARE_CMD(destroy_qp
);
143 IB_UVERBS_DECLARE_CMD(attach_mcast
);
144 IB_UVERBS_DECLARE_CMD(detach_mcast
);
145 IB_UVERBS_DECLARE_CMD(create_srq
);
146 IB_UVERBS_DECLARE_CMD(modify_srq
);
147 IB_UVERBS_DECLARE_CMD(destroy_srq
);
149 #endif /* UVERBS_H */