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f64122c1 DA |
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 | ||
26 | #include "drmP.h" | |
27 | #include "drm/drm.h" | |
28 | #include "qxl_drv.h" | |
29 | #include "qxl_object.h" | |
30 | ||
f64122c1 DA |
31 | void qxl_gem_object_free(struct drm_gem_object *gobj) |
32 | { | |
33 | struct qxl_bo *qobj = gem_to_qxl_bo(gobj); | |
e07154e2 FZ |
34 | struct qxl_device *qdev; |
35 | struct ttm_buffer_object *tbo; | |
f64122c1 | 36 | |
e07154e2 FZ |
37 | qdev = (struct qxl_device *)gobj->dev->dev_private; |
38 | ||
39 | qxl_surface_evict(qdev, qobj, false); | |
40 | ||
41 | tbo = &qobj->tbo; | |
42 | ttm_bo_unref(&tbo); | |
f64122c1 DA |
43 | } |
44 | ||
45 | int qxl_gem_object_create(struct qxl_device *qdev, int size, | |
46 | int alignment, int initial_domain, | |
47 | bool discardable, bool kernel, | |
48 | struct qxl_surface *surf, | |
49 | struct drm_gem_object **obj) | |
50 | { | |
51 | struct qxl_bo *qbo; | |
52 | int r; | |
53 | ||
54 | *obj = NULL; | |
55 | /* At least align on page size */ | |
56 | if (alignment < PAGE_SIZE) | |
57 | alignment = PAGE_SIZE; | |
4f49ec92 | 58 | r = qxl_bo_create(qdev, size, kernel, false, initial_domain, surf, &qbo); |
f64122c1 DA |
59 | if (r) { |
60 | if (r != -ERESTARTSYS) | |
61 | DRM_ERROR( | |
62 | "Failed to allocate GEM object (%d, %d, %u, %d)\n", | |
63 | size, initial_domain, alignment, r); | |
64 | return r; | |
65 | } | |
66 | *obj = &qbo->gem_base; | |
67 | ||
68 | mutex_lock(&qdev->gem.mutex); | |
69 | list_add_tail(&qbo->list, &qdev->gem.objects); | |
70 | mutex_unlock(&qdev->gem.mutex); | |
71 | ||
72 | return 0; | |
73 | } | |
74 | ||
75 | int qxl_gem_object_create_with_handle(struct qxl_device *qdev, | |
76 | struct drm_file *file_priv, | |
77 | u32 domain, | |
78 | size_t size, | |
79 | struct qxl_surface *surf, | |
80 | struct qxl_bo **qobj, | |
81 | uint32_t *handle) | |
82 | { | |
83 | struct drm_gem_object *gobj; | |
84 | int r; | |
85 | ||
86 | BUG_ON(!qobj); | |
87 | BUG_ON(!handle); | |
88 | ||
89 | r = qxl_gem_object_create(qdev, size, 0, | |
90 | domain, | |
91 | false, false, surf, | |
92 | &gobj); | |
93 | if (r) | |
94 | return -ENOMEM; | |
95 | r = drm_gem_handle_create(file_priv, gobj, handle); | |
96 | if (r) | |
97 | return r; | |
98 | /* drop reference from allocate - handle holds it now */ | |
99 | *qobj = gem_to_qxl_bo(gobj); | |
100 | drm_gem_object_unreference_unlocked(gobj); | |
101 | return 0; | |
102 | } | |
103 | ||
f64122c1 DA |
104 | int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv) |
105 | { | |
106 | return 0; | |
107 | } | |
108 | ||
109 | void qxl_gem_object_close(struct drm_gem_object *obj, | |
110 | struct drm_file *file_priv) | |
111 | { | |
112 | } | |
113 | ||
114 | int qxl_gem_init(struct qxl_device *qdev) | |
115 | { | |
116 | INIT_LIST_HEAD(&qdev->gem.objects); | |
117 | return 0; | |
118 | } | |
119 | ||
120 | void qxl_gem_fini(struct qxl_device *qdev) | |
121 | { | |
122 | qxl_bo_force_delete(qdev); | |
123 | } |