xref: /freebsd/contrib/ofed/opensm/complib/cl_complib.c (revision 87181516ef48be852d5e5fee53c6e0dbfc62f21e)
1*d6b92ffaSHans Petter Selasky /*
2*d6b92ffaSHans Petter Selasky  * Copyright (c) 2004-2006 Voltaire, Inc. All rights reserved.
3*d6b92ffaSHans Petter Selasky  * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
4*d6b92ffaSHans Petter Selasky  * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
5*d6b92ffaSHans Petter Selasky  *
6*d6b92ffaSHans Petter Selasky  * This software is available to you under a choice of one of two
7*d6b92ffaSHans Petter Selasky  * licenses.  You may choose to be licensed under the terms of the GNU
8*d6b92ffaSHans Petter Selasky  * General Public License (GPL) Version 2, available from the file
9*d6b92ffaSHans Petter Selasky  * COPYING in the main directory of this source tree, or the
10*d6b92ffaSHans Petter Selasky  * OpenIB.org BSD license below:
11*d6b92ffaSHans Petter Selasky  *
12*d6b92ffaSHans Petter Selasky  *     Redistribution and use in source and binary forms, with or
13*d6b92ffaSHans Petter Selasky  *     without modification, are permitted provided that the following
14*d6b92ffaSHans Petter Selasky  *     conditions are met:
15*d6b92ffaSHans Petter Selasky  *
16*d6b92ffaSHans Petter Selasky  *      - Redistributions of source code must retain the above
17*d6b92ffaSHans Petter Selasky  *        copyright notice, this list of conditions and the following
18*d6b92ffaSHans Petter Selasky  *        disclaimer.
19*d6b92ffaSHans Petter Selasky  *
20*d6b92ffaSHans Petter Selasky  *      - Redistributions in binary form must reproduce the above
21*d6b92ffaSHans Petter Selasky  *        copyright notice, this list of conditions and the following
22*d6b92ffaSHans Petter Selasky  *        disclaimer in the documentation and/or other materials
23*d6b92ffaSHans Petter Selasky  *        provided with the distribution.
24*d6b92ffaSHans Petter Selasky  *
25*d6b92ffaSHans Petter Selasky  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26*d6b92ffaSHans Petter Selasky  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27*d6b92ffaSHans Petter Selasky  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28*d6b92ffaSHans Petter Selasky  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29*d6b92ffaSHans Petter Selasky  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30*d6b92ffaSHans Petter Selasky  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31*d6b92ffaSHans Petter Selasky  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32*d6b92ffaSHans Petter Selasky  * SOFTWARE.
33*d6b92ffaSHans Petter Selasky  *
34*d6b92ffaSHans Petter Selasky  */
35*d6b92ffaSHans Petter Selasky 
36*d6b92ffaSHans Petter Selasky #if HAVE_CONFIG_H
37*d6b92ffaSHans Petter Selasky #  include <config.h>
38*d6b92ffaSHans Petter Selasky #endif				/* HAVE_CONFIG_H */
39*d6b92ffaSHans Petter Selasky 
40*d6b92ffaSHans Petter Selasky #include <complib/cl_types.h>
41*d6b92ffaSHans Petter Selasky #include <complib/cl_debug.h>
42*d6b92ffaSHans Petter Selasky #include <complib/cl_spinlock.h>
43*d6b92ffaSHans Petter Selasky 
44*d6b92ffaSHans Petter Selasky #include <stdio.h>
45*d6b92ffaSHans Petter Selasky #include <unistd.h>
46*d6b92ffaSHans Petter Selasky #include <stdlib.h>
47*d6b92ffaSHans Petter Selasky 
48*d6b92ffaSHans Petter Selasky /*
49*d6b92ffaSHans Petter Selasky  *  Prototypes
50*d6b92ffaSHans Petter Selasky  */
51*d6b92ffaSHans Petter Selasky 
52*d6b92ffaSHans Petter Selasky extern cl_status_t __cl_timer_prov_create(void);
53*d6b92ffaSHans Petter Selasky 
54*d6b92ffaSHans Petter Selasky extern void __cl_timer_prov_destroy(void);
55*d6b92ffaSHans Petter Selasky 
56*d6b92ffaSHans Petter Selasky cl_spinlock_t cl_atomic_spinlock;
57*d6b92ffaSHans Petter Selasky 
complib_init(void)58*d6b92ffaSHans Petter Selasky void complib_init(void)
59*d6b92ffaSHans Petter Selasky {
60*d6b92ffaSHans Petter Selasky 	cl_status_t status = CL_SUCCESS;
61*d6b92ffaSHans Petter Selasky 
62*d6b92ffaSHans Petter Selasky 	status = cl_spinlock_init(&cl_atomic_spinlock);
63*d6b92ffaSHans Petter Selasky 	if (status != CL_SUCCESS)
64*d6b92ffaSHans Petter Selasky 		goto _error;
65*d6b92ffaSHans Petter Selasky 
66*d6b92ffaSHans Petter Selasky 	status = __cl_timer_prov_create();
67*d6b92ffaSHans Petter Selasky 	if (status != CL_SUCCESS)
68*d6b92ffaSHans Petter Selasky 		goto _error;
69*d6b92ffaSHans Petter Selasky 	return;
70*d6b92ffaSHans Petter Selasky 
71*d6b92ffaSHans Petter Selasky _error:
72*d6b92ffaSHans Petter Selasky 	cl_msg_out("__init: failed to create complib (%s)\n",
73*d6b92ffaSHans Petter Selasky 		   CL_STATUS_MSG(status));
74*d6b92ffaSHans Petter Selasky 	exit(1);
75*d6b92ffaSHans Petter Selasky }
76*d6b92ffaSHans Petter Selasky 
complib_exit(void)77*d6b92ffaSHans Petter Selasky void complib_exit(void)
78*d6b92ffaSHans Petter Selasky {
79*d6b92ffaSHans Petter Selasky 	__cl_timer_prov_destroy();
80*d6b92ffaSHans Petter Selasky 	cl_spinlock_destroy(&cl_atomic_spinlock);
81*d6b92ffaSHans Petter Selasky }
82*d6b92ffaSHans Petter Selasky 
cl_is_debug(void)83*d6b92ffaSHans Petter Selasky boolean_t cl_is_debug(void)
84*d6b92ffaSHans Petter Selasky {
85*d6b92ffaSHans Petter Selasky #if defined( _DEBUG_ )
86*d6b92ffaSHans Petter Selasky 	return TRUE;
87*d6b92ffaSHans Petter Selasky #else
88*d6b92ffaSHans Petter Selasky 	return FALSE;
89*d6b92ffaSHans Petter Selasky #endif				/* defined( _DEBUG_ ) */
90*d6b92ffaSHans Petter Selasky }
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