2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2011 The FreeBSD Foundation
6 * This software was developed by Konstantin Belousov under sponsorship from
7 * the FreeBSD Foundation.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #ifndef DRM_GEM_NAMES_H
35 #define DRM_GEM_NAMES_H
37 #include <sys/types.h>
39 #include <sys/mutex.h>
40 #include <sys/queue.h>
45 LIST_ENTRY(drm_gem_name) link;
48 struct drm_gem_names {
50 LIST_HEAD(drm_gem_names_head, drm_gem_name) *names_hash;
55 void drm_gem_names_init(struct drm_gem_names *names);
56 void drm_gem_names_fini(struct drm_gem_names *names);
57 uint32_t drm_gem_find_name(struct drm_gem_names *names, void *ptr);
58 void *drm_gem_find_ptr(struct drm_gem_names *names, uint32_t name);
59 void *drm_gem_name_ref(struct drm_gem_names *names, uint32_t name,
61 int drm_gem_name_create(struct drm_gem_names *names, void *obj, uint32_t *name);
62 void drm_gem_names_foreach(struct drm_gem_names *names,
63 int (*f)(uint32_t, void *, void *), void *arg);
64 void *drm_gem_names_remove(struct drm_gem_names *names, uint32_t name);