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igt/gem_exec_alignment: Remember to require 48b objects!

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In order to actually use the high space we need to set the can-use-48bit
flag.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2016-01-19 21:02:40 +00:00
parent 167fb9e7b2
commit 6cf9d911ab
1 changed files with 18 additions and 8 deletions
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26
tests/gem_exec_alignment.c
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@ -100,15 +100,18 @@ static void many(int fd)
execobj = calloc(sizeof(*execobj), count + 1);
igt_assert(execobj);
for (i = 0; i < count; i++)
for (i = 0; i < count; i++) {
execobj[i].handle = gem_create(fd, 4096);
if ((gtt_size-1) >> 32)
execobj[i].flags = 1<<3; /* EXEC_OBJECT_SUPPORTS_48B_ADDRESS */
}
execobj[i].handle = gem_create(fd, 4096);
gem_write(fd, execobj[i].handle, 0, &bbe, sizeof(bbe));
memset(&execbuf, 0, sizeof(execbuf));
execbuf.buffers_ptr = (uintptr_t)execobj;
execbuf.buffer_count = count + 1;
gem_execbuf(fd, &execbuf);
igt_require(__gem_execbuf(fd, &execbuf) == 0);
for (alignment = 4096; alignment < gtt_size; alignment <<= 1) {
for (i = 0; i < count; i++)
@ -119,9 +122,10 @@ static void many(int fd)
execbuf.buffers_ptr = (uintptr_t)(execobj + (factor - 1) * count / factor);
}
igt_debug("testing %lld x alignment=%lld\n",
(long long)execbuf.buffer_count,
(long long)alignment);
igt_debug("testing %lld x alignment=%#llx [%db]\n",
(long long)execbuf.buffer_count - 1,
(long long)alignment,
find_last_bit(alignment));
gem_execbuf(fd, &execbuf);
for (i = 0; i < count; i++)
igt_assert_eq_u64(execobj[i].alignment, alignment);
@ -143,12 +147,18 @@ static void single(int fd)
memset(&execobj, 0, sizeof(execobj));
execobj.handle = gem_create(fd, 4096);
execobj.flags = 1<<3; /* EXEC_OBJECT_SUPPORTS_48B_ADDRESS */
gem_write(fd, execobj.handle, 0, &batch, sizeof(batch));
memset(&execbuf, 0, sizeof(execbuf));
execbuf.buffers_ptr = (uintptr_t)&execobj;
execbuf.buffer_count = 1;
gtt_size = gem_aperture_size(fd);
if (__gem_execbuf(fd, &execbuf)) {
execobj.flags = 0;
gtt_size = 1ull << 32;
}
gem_execbuf(fd, &execbuf);
execobj.alignment = 3*4096;
@ -169,13 +179,13 @@ static void single(int fd)
igt_assert_eq_u64(execobj.offset % execobj.alignment, 0);
}
gtt_size = gem_aperture_size(fd);
for (execobj.alignment = 4096;
execobj.alignment < gtt_size;
execobj.alignment <<= 1) {
igt_debug("starting offset: %#llx, next alignment: %#llx\n",
igt_debug("starting offset: %#llx, next alignment: %#llx [%db]\n",
(long long)execobj.offset,
(long long)execobj.alignment);
(long long)execobj.alignment,
find_last_bit(execobj.alignment));
gem_execbuf(fd, &execbuf);
igt_assert_eq_u64(execobj.offset % execobj.alignment, 0);
}