xref: /linux/drivers/infiniband/core/mad_rmpp.h (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1 /*
2  * Copyright (c) 2005 Intel 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 
33 #ifndef __MAD_RMPP_H__
34 #define __MAD_RMPP_H__
35 
36 enum {
37 	IB_RMPP_RESULT_PROCESSED,
38 	IB_RMPP_RESULT_CONSUMED,
39 	IB_RMPP_RESULT_INTERNAL,
40 	IB_RMPP_RESULT_UNHANDLED
41 };
42 
43 int ib_send_rmpp_mad(struct ib_mad_send_wr_private *mad_send_wr);
44 
45 struct ib_mad_recv_wc *
46 ib_process_rmpp_recv_wc(struct ib_mad_agent_private *agent,
47 			struct ib_mad_recv_wc *mad_recv_wc);
48 
49 int ib_process_rmpp_send_wc(struct ib_mad_send_wr_private *mad_send_wr,
50 			    struct ib_mad_send_wc *mad_send_wc);
51 
52 void ib_rmpp_send_handler(struct ib_mad_send_wc *mad_send_wc);
53 
54 void ib_cancel_rmpp_recvs(struct ib_mad_agent_private *agent);
55 
56 int ib_retry_rmpp(struct ib_mad_send_wr_private *mad_send_wr);
57 
58 #endif	/* __MAD_RMPP_H__ */
59