Commit | Line | Data |
---|---|---|
479dcaea BS |
1 | /* |
2 | * Copyright 2010 Red Hat Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | * Authors: Ben Skeggs | |
23 | */ | |
24 | ||
25 | #ifndef __NOUVEAU_RAMHT_H__ | |
26 | #define __NOUVEAU_RAMHT_H__ | |
27 | ||
a8eaebc6 BS |
28 | struct nouveau_ramht_entry { |
29 | struct list_head head; | |
30 | struct nouveau_channel *channel; | |
31 | struct nouveau_gpuobj *gpuobj; | |
32 | u32 handle; | |
33 | }; | |
34 | ||
35 | struct nouveau_ramht { | |
36 | struct drm_device *dev; | |
dac79008 BS |
37 | struct kref refcount; |
38 | spinlock_t lock; | |
a8eaebc6 BS |
39 | struct nouveau_gpuobj *gpuobj; |
40 | struct list_head entries; | |
e05c5a31 | 41 | int bits; |
a8eaebc6 BS |
42 | }; |
43 | ||
44 | extern int nouveau_ramht_new(struct drm_device *, struct nouveau_gpuobj *, | |
45 | struct nouveau_ramht **); | |
46 | extern void nouveau_ramht_ref(struct nouveau_ramht *, struct nouveau_ramht **, | |
47 | struct nouveau_channel *unref_channel); | |
48 | ||
49 | extern int nouveau_ramht_insert(struct nouveau_channel *, u32 handle, | |
50 | struct nouveau_gpuobj *); | |
18a16a76 | 51 | extern int nouveau_ramht_remove(struct nouveau_channel *, u32 handle); |
a8eaebc6 BS |
52 | extern struct nouveau_gpuobj * |
53 | nouveau_ramht_find(struct nouveau_channel *chan, u32 handle); | |
479dcaea BS |
54 | |
55 | #endif |