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
82
83
84
85
86
87
88
89
90
91
|
/*
* Copyright © 2015 Intel Corporation
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#include <assert.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include "private.h"
VkResult anv_CreateDmaBufImageINTEL(
VkDevice _device,
const VkDmaBufImageCreateInfo* pCreateInfo,
VkDeviceMemory* pMem,
VkImage* pImage)
{
struct anv_device *device = (struct anv_device *) _device;
struct anv_device_memory *mem;
struct anv_image *image;
VkResult result;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DMA_BUF_IMAGE_CREATE_INFO_INTEL);
mem = anv_device_alloc(device, sizeof(*mem), 8,
VK_SYSTEM_ALLOC_TYPE_API_OBJECT);
if (mem == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
mem->bo.gem_handle = anv_gem_fd_to_handle(device, pCreateInfo->fd);
if (!mem->bo.gem_handle) {
result = vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
goto fail;
}
mem->bo.map = NULL;
mem->bo.index = 0;
mem->bo.offset = 0;
mem->bo.size = pCreateInfo->strideInBytes * pCreateInfo->extent.height;
image = anv_device_alloc(device, sizeof(*image), 8,
VK_SYSTEM_ALLOC_TYPE_API_OBJECT);
if (image == NULL) {
result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
goto fail_mem;
}
image->bo = &mem->bo;
image->offset = 0;
image->type = VK_IMAGE_TYPE_2D;
image->extent = pCreateInfo->extent;
image->tile_mode = XMAJOR;
image->stride = pCreateInfo->strideInBytes;
image->size = mem->bo.size;
assert(image->extent.width > 0);
assert(image->extent.height > 0);
assert(image->extent.depth == 1);
*pMem = (VkDeviceMemory) mem;
*pImage = (VkImage) image;
return VK_SUCCESS;
fail_mem:
anv_gem_close(device, mem->bo.gem_handle);
fail:
anv_device_free(device, mem);
return result;
}
|
