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26#include "drmP.h"
27#include "drm/drm.h"
28#include "qxl_drv.h"
29#include "qxl_object.h"
30
31int qxl_gem_object_init(struct drm_gem_object *obj)
32{
33
34 return 0;
35}
36
37void qxl_gem_object_free(struct drm_gem_object *gobj)
38{
39 struct qxl_bo *qobj = gem_to_qxl_bo(gobj);
40
41 if (qobj)
42 qxl_bo_unref(&qobj);
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
56 if (alignment < PAGE_SIZE)
57 alignment = PAGE_SIZE;
58 r = qxl_bo_create(qdev, size, kernel, initial_domain, 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->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
75int 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
99 *qobj = gem_to_qxl_bo(gobj);
100 drm_gem_object_unreference_unlocked(gobj);
101 return 0;
102}
103
104int qxl_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain,
105 uint64_t *gpu_addr)
106{
107 struct qxl_bo *qobj = obj->driver_private;
108 int r;
109
110 r = qxl_bo_reserve(qobj, false);
111 if (unlikely(r != 0))
112 return r;
113 r = qxl_bo_pin(qobj, pin_domain, gpu_addr);
114 qxl_bo_unreserve(qobj);
115 return r;
116}
117
118void qxl_gem_object_unpin(struct drm_gem_object *obj)
119{
120 struct qxl_bo *qobj = obj->driver_private;
121 int r;
122
123 r = qxl_bo_reserve(qobj, false);
124 if (likely(r == 0)) {
125 qxl_bo_unpin(qobj);
126 qxl_bo_unreserve(qobj);
127 }
128}
129
130int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv)
131{
132 return 0;
133}
134
135void qxl_gem_object_close(struct drm_gem_object *obj,
136 struct drm_file *file_priv)
137{
138}
139
140int qxl_gem_init(struct qxl_device *qdev)
141{
142 INIT_LIST_HEAD(&qdev->gem.objects);
143 return 0;
144}
145
146void qxl_gem_fini(struct qxl_device *qdev)
147{
148 qxl_bo_force_delete(qdev);
149}
150