[Intel-gfx] [PATCH i-g-t] tests/kms_plane_multiple: Fix reference CRC

[Daniel Vetter]

On Fri, Jul 28, 2017 at 2:45 PM, Mika Kahola <mika.kahola at intel.com> wrote:
> When grabbing reference CRC with igt_pipe_crc_get_crcs() the number of
> words in igt_crc_t structure was incorrectly collected. The fix here is
> to switch to igt_pipe_crc_collect_crc() function when collecting CRC for
> reference frame.

So there's also a bug in the core library that this patch papers over?
Do you have a patch for that one too?
-Daniel

>
> The problem was caught by CI system and at least affects on HSW platform.
>
> Signed-off-by: Mika Kahola <mika.kahola at intel.com>
> ---
>  tests/kms_plane_multiple.c | 10 ++++++----
>  1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/tests/kms_plane_multiple.c b/tests/kms_plane_multiple.c
> index f6c6223..08f184a 100644
> --- a/tests/kms_plane_multiple.c
> +++ b/tests/kms_plane_multiple.c
> @@ -110,7 +110,7 @@ test_grab_crc(data_t *data, igt_output_t *output, enum pipe pipe, bool atomic,
>  {
>         drmModeModeInfo *mode;
>         igt_plane_t *primary;
> -       int ret, n;
> +       int ret;
>
>         igt_output_set_pipe(output, pipe);
>
> @@ -131,9 +131,7 @@ test_grab_crc(data_t *data, igt_output_t *output, enum pipe pipe, bool atomic,
>                                       atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
>         igt_skip_on(ret != 0);
>
> -       igt_pipe_crc_start(data->pipe_crc);
> -       n = igt_pipe_crc_get_crcs(data->pipe_crc, 1, &crc);
> -       igt_assert_eq(n, 1);
> +       igt_pipe_crc_collect_crc(data->pipe_crc, crc);
>  }
>
>  /*
> @@ -278,6 +276,8 @@ test_atomic_plane_position_with_output(data_t *data, enum pipe pipe,
>         test_grab_crc(data, output, pipe, true, &blue, tiling,
>                       &test.reference_crc);
>
> +       igt_pipe_crc_start(data->pipe_crc);
> +
>         i = 0;
>         while (i < iterations || loop_forever) {
>                 prepare_planes(data, pipe, &blue, tiling, n_planes, output);
> @@ -344,6 +344,8 @@ test_legacy_plane_position_with_output(data_t *data, enum pipe pipe,
>         test_grab_crc(data, output, pipe, false, &blue, tiling,
>                       &test.reference_crc);
>
> +       igt_pipe_crc_start(data->pipe_crc);
> +
>         i = 0;
>         while (i < iterations || loop_forever) {
>                 prepare_planes(data, pipe, &blue, tiling, n_planes, output);
> --
> 2.7.4
>
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch