Without wait for vblank, CRC mismatch is seen between big and small CRC on few systems
Change-Id: I3bec931aa901130997e693ac1cacf389e2a8100f Signed-off-by: Vidya Srinivas vidya.srinivas@intel.com --- tests/kms_big_fb.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/tests/kms_big_fb.c b/tests/kms_big_fb.c index b2027b6b9d1b..7d78ff829d41 100644 --- a/tests/kms_big_fb.c +++ b/tests/kms_big_fb.c @@ -254,6 +254,7 @@ static void unset_lut(data_t *data) static bool test_plane(data_t *data) { igt_plane_t *plane = data->plane; + igt_display_t *display = &data->display; struct igt_fb *small_fb = &data->small_fb; struct igt_fb *big_fb = &data->big_fb; int w = data->big_fb_width - small_fb->width; @@ -337,16 +338,17 @@ static bool test_plane(data_t *data) igt_display_commit2(&data->display, data->display.is_atomic ? COMMIT_ATOMIC : COMMIT_UNIVERSAL);
- + igt_wait_for_vblank(data->drm_fd, display->pipes[data->pipe].crtc_offset); igt_pipe_crc_collect_crc(data->pipe_crc, &small_crc);
igt_plane_set_fb(plane, big_fb); igt_fb_set_position(big_fb, plane, x, y); igt_fb_set_size(big_fb, plane, small_fb->width, small_fb->height); + igt_plane_set_size(plane, data->width, data->height); igt_display_commit2(&data->display, data->display.is_atomic ? COMMIT_ATOMIC : COMMIT_UNIVERSAL); - + igt_wait_for_vblank(data->drm_fd, display->pipes[data->pipe].crtc_offset); igt_pipe_crc_collect_crc(data->pipe_crc, &big_crc);
igt_plane_set_fb(plane, NULL);