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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 <drm/drm.h>
27
28#include "qxl_drv.h"
29#include "qxl_object.h"
30
31void qxl_gem_object_free(struct drm_gem_object *gobj)
32{
33 struct qxl_bo *qobj = gem_to_qxl_bo(gobj);
34 struct qxl_device *qdev;
35 struct ttm_buffer_object *tbo;
36
37 qdev = to_qxl(gobj->dev);
38
39 qxl_surface_evict(qdev, qobj, false);
40
41 tbo = &qobj->tbo;
42 ttm_bo_put(tbo);
43}
44
45int 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;
58 r = qxl_bo_create(qdev, size, kernel, false, initial_domain, 0, surf, &qbo);
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->tbo.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/*
76 * If the caller passed a valid gobj pointer, it is responsible to call
77 * drm_gem_object_put() when it no longer needs to acess the object.
78 *
79 * If gobj is NULL, it is handled internally.
80 */
81int qxl_gem_object_create_with_handle(struct qxl_device *qdev,
82 struct drm_file *file_priv,
83 u32 domain,
84 size_t size,
85 struct qxl_surface *surf,
86 struct drm_gem_object **gobj,
87 uint32_t *handle)
88{
89 int r;
90 struct drm_gem_object *local_gobj;
91
92 BUG_ON(!handle);
93
94 r = qxl_gem_object_create(qdev, size, 0,
95 domain,
96 false, false, surf,
97 &local_gobj);
98 if (r)
99 return -ENOMEM;
100 r = drm_gem_handle_create(file_priv, local_gobj, handle);
101 if (r)
102 return r;
103
104 if (gobj)
105 *gobj = local_gobj;
106 else
107 /* drop reference from allocate - handle holds it now */
108 drm_gem_object_put(local_gobj);
109
110 return 0;
111}
112
113int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv)
114{
115 return 0;
116}
117
118void qxl_gem_object_close(struct drm_gem_object *obj,
119 struct drm_file *file_priv)
120{
121}
122
123void qxl_gem_init(struct qxl_device *qdev)
124{
125 INIT_LIST_HEAD(&qdev->gem.objects);
126}
127
128void qxl_gem_fini(struct qxl_device *qdev)
129{
130 qxl_bo_force_delete(qdev);
131}
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
31void qxl_gem_object_free(struct drm_gem_object *gobj)
32{
33 struct qxl_bo *qobj = gem_to_qxl_bo(gobj);
34
35 if (qobj)
36 qxl_bo_unref(&qobj);
37}
38
39int qxl_gem_object_create(struct qxl_device *qdev, int size,
40 int alignment, int initial_domain,
41 bool discardable, bool kernel,
42 struct qxl_surface *surf,
43 struct drm_gem_object **obj)
44{
45 struct qxl_bo *qbo;
46 int r;
47
48 *obj = NULL;
49 /* At least align on page size */
50 if (alignment < PAGE_SIZE)
51 alignment = PAGE_SIZE;
52 r = qxl_bo_create(qdev, size, kernel, false, initial_domain, surf, &qbo);
53 if (r) {
54 if (r != -ERESTARTSYS)
55 DRM_ERROR(
56 "Failed to allocate GEM object (%d, %d, %u, %d)\n",
57 size, initial_domain, alignment, r);
58 return r;
59 }
60 *obj = &qbo->gem_base;
61
62 mutex_lock(&qdev->gem.mutex);
63 list_add_tail(&qbo->list, &qdev->gem.objects);
64 mutex_unlock(&qdev->gem.mutex);
65
66 return 0;
67}
68
69int qxl_gem_object_create_with_handle(struct qxl_device *qdev,
70 struct drm_file *file_priv,
71 u32 domain,
72 size_t size,
73 struct qxl_surface *surf,
74 struct qxl_bo **qobj,
75 uint32_t *handle)
76{
77 struct drm_gem_object *gobj;
78 int r;
79
80 BUG_ON(!qobj);
81 BUG_ON(!handle);
82
83 r = qxl_gem_object_create(qdev, size, 0,
84 domain,
85 false, false, surf,
86 &gobj);
87 if (r)
88 return -ENOMEM;
89 r = drm_gem_handle_create(file_priv, gobj, handle);
90 if (r)
91 return r;
92 /* drop reference from allocate - handle holds it now */
93 *qobj = gem_to_qxl_bo(gobj);
94 drm_gem_object_unreference_unlocked(gobj);
95 return 0;
96}
97
98int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv)
99{
100 return 0;
101}
102
103void qxl_gem_object_close(struct drm_gem_object *obj,
104 struct drm_file *file_priv)
105{
106}
107
108int qxl_gem_init(struct qxl_device *qdev)
109{
110 INIT_LIST_HEAD(&qdev->gem.objects);
111 return 0;
112}
113
114void qxl_gem_fini(struct qxl_device *qdev)
115{
116 qxl_bo_force_delete(qdev);
117}