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tests/gem_mmap_gtt: also test gtt pwrite paths

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This needs a properly pre-faulted dst bo.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2011-09-15 18:47:21 +02:00
parent ba2255a7e4
commit 733a1d9f34
1 changed files with 51 additions and 4 deletions
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55
tests/gem_mmap_gtt.c
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@ -97,18 +97,28 @@ static void gem_close(int fd, uint32_t handle)
assert(ret == 0); assert(ret == 0);
} }
static void set_domain(int fd, uint32_t handle)
{
struct drm_i915_gem_set_domain set_domain;
int ret;
set_domain.handle = handle;
set_domain.read_domains = I915_GEM_DOMAIN_GTT;
set_domain.write_domain = I915_GEM_DOMAIN_GTT;
ret = drmIoctl(fd, DRM_IOCTL_I915_GEM_SET_DOMAIN, &set_domain);
assert(ret == 0);
}
static void * static void *
create_pointer(int fd) mmap_bo(int fd, uint32_t handle)
{ {
struct drm_i915_gem_mmap_gtt arg; struct drm_i915_gem_mmap_gtt arg;
uint32_t handle;
void *ptr; void *ptr;
int ret; int ret;
memset(&arg, 0, sizeof(arg)); memset(&arg, 0, sizeof(arg));
handle = gem_create(fd, OBJECT_SIZE);
arg.handle = handle; arg.handle = handle;
ret = ioctl(fd, DRM_IOCTL_I915_GEM_MMAP_GTT, &arg); ret = ioctl(fd, DRM_IOCTL_I915_GEM_MMAP_GTT, &arg);
assert(ret == 0); assert(ret == 0);
@ -117,6 +127,19 @@ create_pointer(int fd)
MAP_SHARED, fd, arg.offset); MAP_SHARED, fd, arg.offset);
assert(ptr != MAP_FAILED); assert(ptr != MAP_FAILED);
return ptr;
}
static void *
create_pointer(int fd)
{
uint32_t handle;
void *ptr;
handle = gem_create(fd, OBJECT_SIZE);
ptr = mmap_bo(fd, handle);
gem_close(fd, handle); gem_close(fd, handle);
return ptr; return ptr;
@ -154,6 +177,29 @@ test_write(int fd)
munmap(src, OBJECT_SIZE); munmap(src, OBJECT_SIZE);
} }
static void
test_write_gtt(int fd)
{
uint32_t dst;
char *dst_gtt;
void *src;
dst = gem_create(fd, OBJECT_SIZE);
/* prefault object into gtt */
dst_gtt = mmap_bo(fd, dst);
set_domain(fd, dst);
memset(dst_gtt, 0, OBJECT_SIZE);
munmap(dst_gtt, OBJECT_SIZE);
src = create_pointer(fd);
gem_write(fd, dst, 0, src, OBJECT_SIZE);
gem_close(fd, dst);
munmap(src, OBJECT_SIZE);
}
static void static void
test_read(int fd) test_read(int fd)
{ {
@ -179,6 +225,7 @@ int main(int argc, char **argv)
test_copy(fd); test_copy(fd);
test_read(fd); test_read(fd);
test_write(fd); test_write(fd);
test_write_gtt(fd);
close(fd); close(fd);