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tests/kms_flip: no absolute vblank wait on the first frame

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We don't have a reference value for the vblank counter yet, so
will end up waiting for a long time for the vblank counter to
wrap around again.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-10-20 16:10:32 +02:00
parent e313dee22b
commit 8e11f8778a
1 changed files with 10 additions and 2 deletions
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12
tests/kms_flip.c
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@ -376,8 +376,13 @@ static int do_wait_for_vblank(struct test_output *o, int pipe_id,
int target_seq, struct vblank_reply *reply)
{
int ret;
unsigned flags = o->flags;
ret = __wait_for_vblank(o->flags, pipe_id, target_seq, (unsigned long)o,
/* Absolute waits only works once we have a frame counter. */
if (!(o->vblank_state.count > 0))
flags &= ~TEST_VBLANK_ABSOLUTE;
ret = __wait_for_vblank(flags, pipe_id, target_seq, (unsigned long)o,
reply);
if (ret == 0 && !(o->flags & TEST_VBLANK_BLOCK))
set_flag(&o->pending_events, EVENT_VBLANK);
@ -732,7 +737,8 @@ static unsigned int run_test_step(struct test_output *o)
uint32_t handle = 0; /* Suppress GCC warning */
target_seq = o->vblank_state.seq_step;
if (o->flags & TEST_VBLANK_ABSOLUTE)
/* Absolute waits only works once we have a frame counter. */
if (o->flags & TEST_VBLANK_ABSOLUTE && o->vblank_state.count > 0)
target_seq += o->vblank_state.last_seq;
/*
@ -1056,6 +1062,8 @@ static unsigned int wait_for_events(struct test_output *o)
ret = select(drm_fd + 1, &fds, NULL, NULL, &timeout);
} while (ret < 0 && errno == EINTR);
igt_assert_f(ret >= 0,
"select error (errno %i)\n", errno);
igt_assert_f(ret > 0,
"select timed out or error (ret %d)\n", ret);
igt_assert_f(!FD_ISSET(0, &fds),