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igt/vc4_create_bo: Test various paths in BO creation.

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create-bo-0 fails on the current kernel, and it's something I want to
fix.

v2: Use do_ioctl_err().

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Eric Anholt 2016-01-25 13:13:09 -08:00
parent 59f98997ab
commit e7e094f444
3 changed files with 92 additions and 0 deletions
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2
tests/Makefile.am
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@ -101,6 +101,8 @@ prime_nv_api_CFLAGS = $(AM_CFLAGS) $(DRM_NOUVEAU_CFLAGS)
prime_nv_api_LDADD = $(LDADD) $(DRM_NOUVEAU_LIBS)
prime_nv_pcopy_CFLAGS = $(AM_CFLAGS) $(DRM_NOUVEAU_CFLAGS)
prime_nv_pcopy_LDADD = $(LDADD) $(DRM_NOUVEAU_LIBS)
vc4_create_bo_CFLAGS = $(AM_CFLAGS) $(DRM_VC4_CFLAGS)
vc4_create_bo_LDADD = $(LDADD) $(DRM_VC4_LIBS)
vc4_wait_bo_CFLAGS = $(AM_CFLAGS) $(DRM_VC4_CFLAGS)
vc4_wait_bo_LDADD = $(LDADD) $(DRM_VC4_LIBS)
vc4_wait_seqno_CFLAGS = $(AM_CFLAGS) $(DRM_VC4_CFLAGS)

1
tests/Makefile.sources
View File

@ -5,6 +5,7 @@ NOUVEAU_TESTS_M = \
$(NULL)
VC4_TESTS_M = \
vc4_create_bo \
vc4_wait_bo \
vc4_wait_seqno \
$(NULL)

89
tests/vc4_create_bo.c Normal file
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@ -0,0 +1,89 @@
/*
* Copyright © 2016 Broadcom
*
* 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 "igt.h"
#include "igt_vc4.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include "vc4_drm.h"
igt_main
{
int fd;
igt_fixture {
fd = drm_open_driver(DRIVER_VC4);
}
igt_subtest("create-bo-4096") {
int handle = igt_vc4_create_bo(fd, 4096);
gem_close(fd, handle);
}
igt_subtest("create-bo-0") {
struct drm_vc4_create_bo arg = {
.size = 0,
};
do_ioctl_err(fd, DRM_IOCTL_VC4_CREATE_BO, &arg, EINVAL);
}
igt_subtest("create-bo-zeroed") {
int fd2 = drm_open_driver(DRIVER_VC4);
int handle;
uint32_t *map;
/* A size different from any used in our other tests, to try
* to convince it to land as the only one of its size in the
* kernel BO cache
*/
size_t size = 3 * 4096, i;
/* Make a BO and free it on our main fd. */
handle = igt_vc4_create_bo(fd, size);
map = igt_vc4_mmap_bo(fd, handle, size, PROT_READ | PROT_WRITE);
memset(map, 0xd0, size);
munmap(map, size);
gem_close(fd, handle);
/* Now, allocate a BO on the other fd and make sure it doesn't
* have the old contents.
*/
handle = igt_vc4_create_bo(fd2, size);
map = igt_vc4_mmap_bo(fd2, handle, size, PROT_READ | PROT_WRITE);
for (i = 0; i < size / 4; i++)
igt_assert_eq_u32(map[i], 0x0);
munmap(map, size);
gem_close(fd2, handle);
close(fd2);
}
igt_fixture
close(fd);
}