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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/*
* Copyright © 2013 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.
*
* Authors:
* Daniel Vetter <daniel.vetter@ffwll.ch>
*
*/
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include "drm.h"
#include "i915_drm.h"
#include "drmtest.h"
#define OBJECT_SIZE (16*1024*1024)
static void
test_fence_restore(int fd, bool tiled2untiled)
{
uint32_t handle1, handle2, handle_tiled;
uint32_t *ptr1, *ptr2, *ptr_tiled;
int i;
/* We wall the tiled object with untiled canary objects to make sure
* that we detect tile leaking in both directions. */
handle1 = gem_create(fd, OBJECT_SIZE);
handle2 = gem_create(fd, OBJECT_SIZE);
handle_tiled = gem_create(fd, OBJECT_SIZE);
/* Access the buffer objects in the order we want to have the laid out. */
ptr1 = gem_mmap(fd, handle1, OBJECT_SIZE, PROT_READ | PROT_WRITE);
assert(ptr1 != MAP_FAILED);
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
ptr1[i] = i;
ptr_tiled = gem_mmap(fd, handle_tiled, OBJECT_SIZE, PROT_READ | PROT_WRITE);
assert(ptr_tiled != MAP_FAILED);
if (tiled2untiled)
gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048);
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
ptr_tiled[i] = i;
ptr2 = gem_mmap(fd, handle2, OBJECT_SIZE, PROT_READ | PROT_WRITE);
assert(ptr2 != MAP_FAILED);
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
ptr2[i] = i;
if (tiled2untiled)
gem_set_tiling(fd, handle_tiled, I915_TILING_NONE, 2048);
else
gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048);
igt_system_suspend_autoresume();
printf("checking the first canary object\n");
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
assert(ptr1[i] == i);
printf("checking the second canary object\n");
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
assert(ptr2[i] == i);
gem_close(fd, handle1);
gem_close(fd, handle2);
gem_close(fd, handle_tiled);
munmap(ptr1, OBJECT_SIZE);
munmap(ptr2, OBJECT_SIZE);
munmap(ptr_tiled, OBJECT_SIZE);
}
int main(int argc, char **argv)
{
int fd;
igt_subtest_init(argc, argv);
fd = drm_open_any();
igt_subtest("fence-restore-tiled2untiled")
test_fence_restore(fd, true);
igt_subtest("fence-restore-untiled")
test_fence_restore(fd, false);
close(fd);
return 0;
}
|
