Acked-by: Marta Lofstedt <marta.lofst...@intel.com> > -----Original Message----- > From: Maarten Lankhorst [mailto:maarten.lankho...@linux.intel.com] > Sent: Thursday, August 10, 2017 3:42 PM > To: intel-gfx@lists.freedesktop.org > Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>; Lofstedt, > Marta <marta.lofst...@intel.com> > Subject: [PATCH i-g-t] tests/kms_mmap_write_crc: Add drmModeDirtyFB > after dirtying fb > > The test shows the need for coherency through the dma-buf sync ioctl's, but > forgets to call dirtyfb, without this the FB Is never updated and we will fail > anyway. > > Solve this by adding a drmModeDirtyFB, I've confirmed by adding -n that the > test will still faill without prime_sync_end anyway, so the test is still > useful. > > Signed-off-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com> > Cc: Marta Löfstedt <marta.lofst...@intel.com> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=101109 > --- > tests/kms_mmap_write_crc.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/tests/kms_mmap_write_crc.c b/tests/kms_mmap_write_crc.c > index e5f089f6b78f..dd44ce97238a 100644 > --- a/tests/kms_mmap_write_crc.c > +++ b/tests/kms_mmap_write_crc.c > @@ -156,6 +156,8 @@ static void test(data_t *data) > if (ioctl_sync) > prime_sync_end(dma_buf_fd, true); > > + do_or_die(drmModeDirtyFB(data->drm_fd, fb->fb_id, NULL, > 0)); > + > /* check that the crc is as expected, which requires that caches > got flushed */ > igt_pipe_crc_collect_crc(data->pipe_crc, &crc); > igt_assert_crc_equal(&crc, &data->ref_crc); > -- > 2.11.0
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