Op 10-01-18 om 10:04 schreef Daniel Vetter:
> On Wed, Jan 10, 2018 at 09:57:47AM +0100, Daniel Vetter wrote:
>> On Thu, Jan 04, 2018 at 03:12:39PM +0100, Maarten Lankhorst wrote:
>>> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
>>> ---
>>> tests/kms_vblank.c | 93 ++++++++++++++++++++++++++++--------------------------
>>> 1 file changed, 49 insertions(+), 44 deletions(-)
>>>
>>> diff --git a/tests/kms_vblank.c b/tests/kms_vblank.c
>>> index 342e4ef23b97..e51e96c7f061 100644
>>> --- a/tests/kms_vblank.c
>>> +++ b/tests/kms_vblank.c
>>> @@ -118,49 +118,41 @@ static void run_test(data_t *data, int fd, void (*testfunc)(data_t *, int, int))
>>> int nchildren =
>>> data->flags & FORKED ? sysconf(_SC_NPROCESSORS_ONLN) : 1;
>>> igt_display_t *display = &data->display;
>>> - igt_output_t *output;
>>> - enum pipe p;
>>> + igt_output_t *output = data->output;
>>>
>>> - for_each_pipe_with_valid_output(display, p, output) {
>>> - data->pipe = p;
>>> - prepare_crtc(data, fd, output);
>>> + prepare_crtc(data, fd, output);
>>>
>>> - igt_info("Beginning %s on pipe %s, connector %s (%d threads)\n",
>>> - igt_subtest_name(),
>>> - kmstest_pipe_name(data->pipe),
>>> - igt_output_name(output),
>>> - nchildren);
>>> -
>>> - if (data->flags & BUSY) {
>>> - union drm_wait_vblank vbl;
>>> -
>>> - memset(&vbl, 0, sizeof(vbl));
>>> - vbl.request.type =
>>> - DRM_VBLANK_RELATIVE | DRM_VBLANK_EVENT;
>>> - vbl.request.type |= kmstest_get_vbl_flag(data->pipe);
>>> - vbl.request.sequence = 120 + 12;
>>> - igt_assert_eq(wait_vblank(fd, &vbl), 0);
>>> - }
>>> + igt_info("Beginning %s on pipe %s, connector %s (%d threads)\n",
>>> + igt_subtest_name(), kmstest_pipe_name(data->pipe),
>>> + igt_output_name(output), nchildren);
>>>
>>> - igt_fork(child, nchildren)
>>> - testfunc(data, fd, nchildren);
>>> - igt_waitchildren();
>>> -
>>> - if (data->flags & BUSY) {
>>> - struct drm_event_vblank buf;
>>> - igt_assert_eq(read(fd, &buf, sizeof(buf)), sizeof(buf));
>>> - }
>>> + if (data->flags & BUSY) {
>>> + union drm_wait_vblank vbl;
>>>
>>> - igt_assert(poll(&(struct pollfd){fd, POLLIN}, 1, 0) == 0);
>>> + memset(&vbl, 0, sizeof(vbl));
>>> + vbl.request.type =
>>> + DRM_VBLANK_RELATIVE | DRM_VBLANK_EVENT;
>>> + vbl.request.type |= kmstest_get_vbl_flag(data->pipe);
>>> + vbl.request.sequence = 120 + 12;
>>> + igt_assert_eq(wait_vblank(fd, &vbl), 0);
>>> + }
>>>
>>> - igt_info("\n%s on pipe %s, connector %s: PASSED\n\n",
>>> - igt_subtest_name(),
>>> - kmstest_pipe_name(data->pipe),
>>> - igt_output_name(output));
>>> + igt_fork(child, nchildren)
>>> + testfunc(data, fd, nchildren);
>>> + igt_waitchildren();
>>>
>>> - /* cleanup what prepare_crtc() has done */
>>> - cleanup_crtc(data, fd, output);
>>> + if (data->flags & BUSY) {
>>> + struct drm_event_vblank buf;
>>> + igt_assert_eq(read(fd, &buf, sizeof(buf)), sizeof(buf));
>>> }
>>> +
>>> + igt_assert(poll(&(struct pollfd){fd, POLLIN}, 1, 0) == 0);
>>> +
>>> + igt_info("\n%s on pipe %s, connector %s: PASSED\n\n",
>>> + igt_subtest_name(), kmstest_pipe_name(data->pipe), igt_output_name(output));
>>> +
>>> + /* cleanup what prepare_crtc() has done */
>>> + cleanup_crtc(data, fd, output);
>>> }
>>>
>>> static void crtc_id_subtest(data_t *data, int fd)
>>> @@ -329,6 +321,8 @@ igt_main
>>> { "wait", vblank_wait, IDLE | FORKED | BUSY },
>>> { }
>>> }, *f;
>>> + enum pipe p;
>>> +
>>> const struct {
>>> const char *name;
>>> unsigned int flags;
>>> @@ -352,14 +346,25 @@ igt_main
>>> igt_subtest("crtc-id")
>>> crtc_id_subtest(&data, fd);
>>>
>>> - for (f = funcs; f->name; f++) {
>>> - for (m = modes; m->name; m++) {
>>> - if (m->flags & ~f->valid)
>>> - continue;
>>> -
>>> - igt_subtest_f("%s-%s", f->name, m->name) {
>>> - data.flags = m->flags;
>>> - run_test(&data, fd, f->func);
>>> + for_each_pipe_static(p) igt_subtest_group {
>> Imo newline and {} and more indent, I was confused for a bit looking where
>> you have the igt_subtest_group :-)
>>
>> Also we need to give the cibuglog folks a headups before pushing ofc.
>>
>> With the bikeshed addressed:
>>
>> Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
>>
>>
>>> + igt_fixture
>>> + igt_display_require_output_on_pipe(&data.display, p);
>>> +
>>> + data.pipe = p;
>>> +
>>> + for (f = funcs; f->name; f++) {
>>> + for (m = modes; m->name; m++) {
>>> + if (m->flags & ~f->valid)
>>> + continue;
>>> +
>>> + igt_subtest_f("pipe-%s-%s-%s",
>>> + kmstest_pipe_name(data.pipe),
>>> + f->name, m->name) {
>>> + for_each_valid_output_on_pipe(&data.display, data.pipe, data.output) {
>>> + data.flags = m->flags;
>>> + run_test(&data, fd, f->func);
>>> + }
> Ok I totally overlooked this one - looping over all output combos still
> means tons of modesets within each subtest. How does that make stuff
> faster/better?
> -Daniel
This is a temporary problem, we will need to add a for_single_valid_output_on_pipe macro in the future and then convert each caller over to it.
It's still better than running the test for a fixed amount of time, multiple times, which is what kms_flip did..
~Maarten
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