flywithu/ntel-gpu-tools
1
0
Fork 0
mirror of https://github.com/tiagovignatti/intel-gpu-tools.git synced 2025-06-19 05:46:25 +00:00
Code Issues Releases Wiki Activity

tests/gem_mmap_gtt: Add testcase for the vma access manager

Browse Source 
Currently fails since the patches aren't merged yet.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-08-26 19:43:59 +02:00
parent c2c0efc21a
commit cf93ba45b0
1 changed files with 40 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
tests/gem_mmap_gtt.c
View File

@ -25,6 +25,7 @@
* *
*/ */
#define _GNU_SOURCE
#include <unistd.h> #include <unistd.h>
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
@ -72,6 +73,43 @@ create_pointer(int fd)
return ptr; return ptr;
} }
static void
test_access(int fd)
{
uint32_t handle, flink, handle2;
struct drm_i915_gem_mmap_gtt mmap_arg;
int fd2;
handle = gem_create(fd, OBJECT_SIZE);
igt_assert(handle);
fd2 = drm_open_any();
/* Check that fd1 can mmap. */
mmap_arg.handle = handle;
igt_assert(drmIoctl(fd,
DRM_IOCTL_I915_GEM_MMAP_GTT,
&mmap_arg) == 0);
igt_assert(mmap64(0, OBJECT_SIZE, PROT_READ | PROT_WRITE,
MAP_SHARED, fd, mmap_arg.offset));
/* Check that the same offset on the other fd doesn't work. */
igt_assert(!mmap64(0, OBJECT_SIZE, PROT_READ | PROT_WRITE,
MAP_SHARED, fd2, mmap_arg.offset) &&
errno == EACCES);
flink = gem_flink(fd, handle);
igt_assert(flink);
handle2 = gem_open(fd2, flink);
igt_assert(handle2);
/* Recheck that it works after flink. */
/* Check that the same offset on the other fd doesn't work. */
igt_assert(mmap64(0, OBJECT_SIZE, PROT_READ | PROT_WRITE,
MAP_SHARED, fd2, mmap_arg.offset));
}
static void static void
test_copy(int fd) test_copy(int fd)
{ {
@ -164,6 +202,8 @@ int main(int argc, char **argv)
igt_fixture igt_fixture
fd = drm_open_any(); fd = drm_open_any();
igt_subtest("access")
test_access(fd);
igt_subtest("copy") igt_subtest("copy")
test_copy(fd); test_copy(fd);
igt_subtest("read") igt_subtest("read")