1/*
2 * Copyright (c) 2004, 2005 Voltaire, Inc. All rights reserved.
3 * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
4 * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses.  You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 *     Redistribution and use in source and binary forms, with or
13 *     without modification, are permitted provided that the following
14 *     conditions are met:
15 *
16 *      - Redistributions of source code must retain the above
17 *        copyright notice, this list of conditions and the following
18 *        disclaimer.
19 *
20 *      - Redistributions in binary form must reproduce the above
21 *        copyright notice, this list of conditions and the following
22 *        disclaimer in the documentation and/or other materials
23 *        provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 *
34 */
35
36#ifndef _OSMV_RMPP_SENDER_H_
37#define _OSMV_RMPP_SENDER_H_
38
39#include <vendor/osm_vendor_mlx.h>
40#include <vendor/osm_vendor_mlx_txn.h>
41#include <opensm/osm_madw.h>
42
43#ifdef __cplusplus
44#  define BEGIN_C_DECLS extern "C" {
45#  define END_C_DECLS   }
46#else				/* !__cplusplus */
47#  define BEGIN_C_DECLS
48#  define END_C_DECLS
49#endif				/* __cplusplus */
50
51BEGIN_C_DECLS
52/****d* OSM Vendor/osmv_simple_send_madw
53 * NAME
54 *   osmv_simple_send_madw
55 *
56 * DESCRIPTION
57 *   Send a single MAD (256 bytes).
58 *
59 *   If this MAD requires a response, set the timeout event.
60 *   The function call returns when the MAD's send completion is received.
61 *
62 */
63ib_api_status_t
64osmv_simple_send_madw(IN osm_bind_handle_t h_bind,
65		      IN osm_madw_t * const p_madw,
66		      IN osmv_txn_ctx_t * p_txn, IN boolean_t is_retry);
67
68/****d* OSM Vendor/osmv_rmpp_send_madw
69 * NAME
70 *   osmv_rmpp_send_madw
71 *
72 * DESCRIPTION
73 *	Send a single MAD wrapper (of arbitrary length).
74 *      Follow the RMPP semantics
75 *      (segmentation, send window, timeouts etc).
76 *
77 *      The function call returns either when the whole MAD
78 *      has been acknowledged, or upon error.
79 */
80ib_api_status_t
81osmv_rmpp_send_madw(IN osm_bind_handle_t h_bind,
82		    IN osm_madw_t * const p_madw,
83		    IN osmv_txn_ctx_t * p_txn, IN boolean_t is_rmpp_ds);
84
85/*
86 *  NAME            osmv_rmpp_send_ack
87 *
88 *  DESCRIPTION
89 */
90
91ib_api_status_t
92osmv_rmpp_send_ack(IN osm_bind_handle_t h_bind,
93		   IN const ib_mad_t * p_req_mad,
94		   IN uint32_t seg_num,
95		   IN uint32_t nwl, IN const osm_mad_addr_t * p_mad_addr);
96
97/*
98 *  NAME           osmv_rmpp_send_nak
99 *
100 *  DESCRIPTION    Send the RMPP ABORT or STOP packet
101 */
102
103ib_api_status_t
104osmv_rmpp_send_nak(IN osm_bind_handle_t h_bind,
105		   IN const ib_mad_t * p_req_mad,
106		   IN const osm_mad_addr_t * p_mad_addr,
107		   IN uint8_t nak_type, IN uint8_t status);
108
109/*
110 *  NAME           osmv_rmpp_snd_error
111 *
112 *  DESCRIPTION    Mark an error status and signal the sender thread to handle it
113 */
114
115static inline void
116osmv_rmpp_snd_error(IN osmv_rmpp_send_ctx_t * p_send_ctx,
117		    IN ib_api_status_t status)
118{
119	p_send_ctx->status = status;
120
121	/* Release the thread waiting on send()
122	 * It will release the transaction's context
123	 */
124	cl_event_signal(&p_send_ctx->event);
125}
126
127END_C_DECLS
128#endif				/* _OSMV_RMPP_SENDER_H_ */
129