1 | /* |
2 | * Copyright 2013 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: Dave Airlie |
23 | * Alon Levy |
24 | */ |
25 | #ifndef QXL_OBJECT_H |
26 | #define QXL_OBJECT_H |
27 | |
28 | #include "qxl_drv.h" |
29 | |
30 | static inline int qxl_bo_reserve(struct qxl_bo *bo) |
31 | { |
32 | int r; |
33 | |
34 | r = ttm_bo_reserve(bo: &bo->tbo, interruptible: true, no_wait: false, NULL); |
35 | if (unlikely(r != 0)) { |
36 | if (r != -ERESTARTSYS) { |
37 | struct drm_device *ddev = bo->tbo.base.dev; |
38 | |
39 | dev_err(ddev->dev, "%p reserve failed\n" , bo); |
40 | } |
41 | return r; |
42 | } |
43 | return 0; |
44 | } |
45 | |
46 | static inline void qxl_bo_unreserve(struct qxl_bo *bo) |
47 | { |
48 | ttm_bo_unreserve(bo: &bo->tbo); |
49 | } |
50 | |
51 | static inline unsigned long qxl_bo_size(struct qxl_bo *bo) |
52 | { |
53 | return bo->tbo.base.size; |
54 | } |
55 | |
56 | extern int qxl_bo_create(struct qxl_device *qdev, |
57 | unsigned long size, |
58 | bool kernel, bool pinned, u32 domain, |
59 | u32 priority, |
60 | struct qxl_surface *surf, |
61 | struct qxl_bo **bo_ptr); |
62 | int qxl_bo_vmap(struct qxl_bo *bo, struct iosys_map *map); |
63 | int qxl_bo_vmap_locked(struct qxl_bo *bo, struct iosys_map *map); |
64 | int qxl_bo_vunmap(struct qxl_bo *bo); |
65 | void qxl_bo_vunmap_locked(struct qxl_bo *bo); |
66 | void *qxl_bo_kmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, int page_offset); |
67 | void qxl_bo_kunmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, void *map); |
68 | extern struct qxl_bo *qxl_bo_ref(struct qxl_bo *bo); |
69 | extern void qxl_bo_unref(struct qxl_bo **bo); |
70 | extern int qxl_bo_pin(struct qxl_bo *bo); |
71 | extern int qxl_bo_unpin(struct qxl_bo *bo); |
72 | extern void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain); |
73 | extern bool qxl_ttm_bo_is_qxl_bo(struct ttm_buffer_object *bo); |
74 | |
75 | #endif |
76 | |