1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/*
* Copyright 2014 Canonical
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Andreas Pokorny
*/
#include "qxl_drv.h"
#include "qxl_object.h"
/* Empty Implementations as there should not be any other driver for a virtual
* device that might share buffers with qxl */
int qxl_gem_prime_pin(struct drm_gem_object *obj)
{
struct qxl_bo *bo = gem_to_qxl_bo(obj);
return qxl_bo_pin(bo);
}
void qxl_gem_prime_unpin(struct drm_gem_object *obj)
{
struct qxl_bo *bo = gem_to_qxl_bo(obj);
qxl_bo_unpin(bo);
}
struct sg_table *qxl_gem_prime_get_sg_table(struct drm_gem_object *obj)
{
return ERR_PTR(-ENOSYS);
}
struct drm_gem_object *qxl_gem_prime_import_sg_table(
struct drm_device *dev, struct dma_buf_attachment *attach,
struct sg_table *table)
{
return ERR_PTR(-ENOSYS);
}
int qxl_gem_prime_vmap(struct drm_gem_object *obj, struct dma_buf_map *map)
{
struct qxl_bo *bo = gem_to_qxl_bo(obj);
int ret;
ret = qxl_bo_kmap(bo, map);
if (ret < 0)
return ret;
return 0;
}
void qxl_gem_prime_vunmap(struct drm_gem_object *obj,
struct dma_buf_map *map)
{
struct qxl_bo *bo = gem_to_qxl_bo(obj);
qxl_bo_kunmap(bo);
}
int qxl_gem_prime_mmap(struct drm_gem_object *obj,
struct vm_area_struct *area)
{
return -ENOSYS;
}
|
