xref: /spdk/module/event/subsystems/vmd/vmd.c (revision 407e88fd2ab020d753e33014cf759353a9901b51)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright (c) Intel Corporation.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include "spdk/stdinc.h"
35 #include "spdk/conf.h"
36 
37 #include "spdk/vmd.h"
38 
39 #include "spdk_internal/event.h"
40 
41 static void
42 spdk_vmd_subsystem_init(void)
43 {
44 	struct spdk_conf_section *sp;
45 	int rc = 0;
46 
47 	sp = spdk_conf_find_section(NULL, "Vmd");
48 	if (sp != NULL) {
49 		if (spdk_conf_section_get_boolval(sp, "Enable", false)) {
50 			rc = spdk_vmd_init();
51 		}
52 	}
53 
54 	spdk_subsystem_init_next(rc);
55 }
56 
57 static void
58 spdk_vmd_subsystem_fini(void)
59 {
60 	spdk_subsystem_fini_next();
61 }
62 
63 static struct spdk_subsystem g_spdk_subsystem_vmd = {
64 	.name = "vmd",
65 	.init = spdk_vmd_subsystem_init,
66 	.fini = spdk_vmd_subsystem_fini,
67 	.config = NULL,
68 	.write_config_json = NULL,
69 };
70 
71 SPDK_SUBSYSTEM_REGISTER(g_spdk_subsystem_vmd);
72