xref: /spdk/module/event/subsystems/bdev/bdev.c (revision 9889ab2dc80e40dae92dcef361d53dcba722043d)
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 
36 #include "spdk/bdev.h"
37 #include "spdk/env.h"
38 #include "spdk/thread.h"
39 
40 #include "spdk_internal/event.h"
41 #include "spdk/env.h"
42 
43 static void
44 spdk_bdev_initialize_complete(void *cb_arg, int rc)
45 {
46 	spdk_subsystem_init_next(rc);
47 }
48 
49 static void
50 spdk_bdev_subsystem_initialize(void)
51 {
52 	spdk_bdev_initialize(spdk_bdev_initialize_complete, NULL);
53 }
54 
55 static void
56 spdk_bdev_subsystem_finish_done(void *cb_arg)
57 {
58 	spdk_subsystem_fini_next();
59 }
60 
61 static void
62 spdk_bdev_subsystem_finish(void)
63 {
64 	spdk_bdev_finish(spdk_bdev_subsystem_finish_done, NULL);
65 }
66 
67 static void
68 _spdk_bdev_subsystem_config_json(struct spdk_json_write_ctx *w)
69 {
70 	spdk_bdev_subsystem_config_json(w);
71 }
72 
73 static struct spdk_subsystem g_spdk_subsystem_bdev = {
74 	.name = "bdev",
75 	.init = spdk_bdev_subsystem_initialize,
76 	.fini = spdk_bdev_subsystem_finish,
77 	.config = spdk_bdev_config_text,
78 	.write_config_json = _spdk_bdev_subsystem_config_json,
79 };
80 
81 SPDK_SUBSYSTEM_REGISTER(g_spdk_subsystem_bdev);
82 SPDK_SUBSYSTEM_DEPEND(bdev, copy)
83 SPDK_SUBSYSTEM_DEPEND(bdev, vmd)
84