From 4be39bbda5dd6678e8618aaef6804ad8d8c982bf Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Wed, 15 Jun 2016 16:43:20 +0300 Subject: tests/kms_flip: Account for diff.tv_secs in jitter check MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Include diff.tv_secs in the jitter comparison. Signed-off-by: Ville Syrjälä --- tests/kms_flip.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/tests/kms_flip.c b/tests/kms_flip.c index 743e4ad8..7718e950 100644 --- a/tests/kms_flip.c +++ b/tests/kms_flip.c @@ -643,7 +643,6 @@ static void vblank_handler(int fd, unsigned int frame, unsigned int sec, static void check_state(const struct test_output *o, const struct event_state *es) { struct timeval diff; - double usec_interflip; dump_event_state(es); @@ -689,10 +688,13 @@ static void check_state(const struct test_output *o, const struct event_state *e } if ((o->flags & TEST_CHECK_TS) && (!analog_tv_connector(o))) { + double usec_interflip, usec_diff; + timersub(&es->current_ts, &es->last_ts, &diff); - usec_interflip = (double)o->seq_step * frame_time(o); + usec_diff = diff.tv_sec * USEC_PER_SEC + diff.tv_usec; - igt_assert_f(fabs((((double) diff.tv_usec) - usec_interflip) / + usec_interflip = o->seq_step * frame_time(o); + igt_assert_f(fabs((usec_diff - usec_interflip) / usec_interflip) <= 0.005, "inter-%s ts jitter: %ld.%06ld\n", es->name, diff.tv_sec, diff.tv_usec); -- cgit v1.2.3