source: mainline/uspace/srv/devman/dev.h@ 832cbe7

Last change on this file since 832cbe7 was c3d9aaf5, checked in by Jiri Svoboda <jiri@…>, 5 months ago

Determine when device (sub)tree is stable.

Devman will only return value when the entire device tree is stable.

  • Property mode set to 100644
File size: 2.0 KB
Line 
1/*
2 * Copyright (c) 2025 Jiri Svoboda
3 * Copyright (c) 2010 Lenka Trochtova
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * - Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * - Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * - The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30/** @addtogroup devman
31 * @{
32 */
33
34#ifndef DEV_H_
35#define DEV_H_
36
37#include "devman.h"
38
39extern dev_node_t *create_dev_node(void);
40extern void delete_dev_node(dev_node_t *node);
41extern void dev_add_ref(dev_node_t *);
42extern void dev_del_ref(dev_node_t *);
43extern void dev_wait_stable(dev_node_t *);
44
45extern dev_node_t *find_dev_node_no_lock(dev_tree_t *tree,
46 devman_handle_t handle);
47extern dev_node_t *find_dev_node(dev_tree_t *tree, devman_handle_t handle);
48extern errno_t dev_get_functions(dev_tree_t *tree, dev_node_t *, devman_handle_t *,
49 size_t, size_t *);
50
51#endif
52
53/** @}
54 */
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