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igt/gem_concurrent_blt: Test overwrite source used for read-read optimisation

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2015-03-16 16:29:57 +00:00
parent 35b0ac99fc
commit a172676488
1 changed files with 66 additions and 0 deletions
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66
tests/gem_concurrent_blit.c
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@ -568,6 +568,52 @@ static void do_overwrite_source(struct buffers *buffers,
igt_post_hang_ring(fd, hang);
}
static void do_overwrite_source_read(struct buffers *buffers,
do_copy do_copy_func,
do_hang do_hang_func,
int do_rcs)
{
const int half = buffers->count/2;
struct igt_hang_ring hang;
int i;
gem_quiescent_gpu(fd);
for (i = 0; i < half; i++) {
buffers->mode->set_bo(buffers->src[i], i, width, height);
buffers->mode->set_bo(buffers->dst[i], ~i, width, height);
buffers->mode->set_bo(buffers->dst[i+half], ~i, width, height);
}
for (i = 0; i < half; i++) {
do_copy_func(buffers->dst[i], buffers->src[i]);
if (do_rcs)
render_copy_bo(buffers->dst[i+half], buffers->src[i]);
else
blt_copy_bo(buffers->dst[i+half], buffers->src[i]);
}
hang = do_hang_func();
for (i = half; i--; )
buffers->mode->set_bo(buffers->src[i], 0xdeadbeef, width, height);
for (i = 0; i < half; i++) {
buffers->mode->cmp_bo(buffers->dst[i], i, width, height, buffers->dummy);
buffers->mode->cmp_bo(buffers->dst[i+half], i, width, height, buffers->dummy);
}
igt_post_hang_ring(fd, hang);
}
static void do_overwrite_source_read_bcs(struct buffers *buffers,
do_copy do_copy_func,
do_hang do_hang_func)
{
do_overwrite_source_read(buffers, do_copy_func, do_hang_func, 0);
}
static void do_overwrite_source_read_rcs(struct buffers *buffers,
do_copy do_copy_func,
do_hang do_hang_func)
{
do_overwrite_source_read(buffers, do_copy_func, do_hang_func, 1);
}
static void do_overwrite_source__rev(struct buffers *buffers,
do_copy do_copy_func,
do_hang do_hang_func)
@ -843,6 +889,26 @@ run_basic_modes(const struct access_mode *mode,
do_overwrite_source,
p->copy, h->hang);
}
igt_subtest_f("%s-%s-overwrite-source-read-bcs%s%s", mode->name, p->prefix, suffix, h->suffix) {
h->require();
p->require();
buffers_create(&buffers, num_buffers);
run_wrap_func(&buffers,
do_overwrite_source_read_bcs,
p->copy, h->hang);
}
igt_subtest_f("%s-%s-overwrite-source-read-rcs%s%s", mode->name, p->prefix, suffix, h->suffix) {
h->require();
p->require();
igt_require(rendercopy);
buffers_create(&buffers, num_buffers);
run_wrap_func(&buffers,
do_overwrite_source_read_rcs,
p->copy, h->hang);
}
igt_subtest_f("%s-%s-overwrite-source-rev%s%s", mode->name, p->prefix, suffix, h->suffix) {
h->require();
p->require();