> From: Intel-gfx <intel-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of Vidya
> Srinivas
> Sent: Tuesday, June 1, 2021 7:38 PM
> To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx; igt-dev@xxxxxxxxxxxxxxxxxxxxx
> Subject: [PATCH i-g-t] [RFC] tests/kms_plane_alpha_blend: Don't
> set primary fb color in coverage-vs-premult-vs-constant
>
> Patch removes setting primary fb color in coverage-vs-premult-vs-constant
> as this is causing CRC mismatch on few Gen11 systems.
I am not sure how Primary plane's bg color causing CRC mismatch.
Also, as this test runs on all planes (those are having the props "alpha" and
"pixel blend mode"), is this test failing on a particular plane?
- Bhanu
> Similar change has already been done in tests constant_alpha_min and
> basic_alpha
> where the test runs on all planes but dont set the primary fb color.
>
> Signed-off-by: Vidya Srinivas <vidya.srinivas@xxxxxxxxx>
> ---
> tests/kms_plane_alpha_blend.c | 4 ----
> 1 file changed, 4 deletions(-)
>
> diff --git a/tests/kms_plane_alpha_blend.c b/tests/kms_plane_alpha_blend.c
> index a37cb27c7d62..224d79bd1749 100644
> --- a/tests/kms_plane_alpha_blend.c
> +++ b/tests/kms_plane_alpha_blend.c
> @@ -447,10 +447,6 @@ static void coverage_premult_constant(data_t *data, enum
> pipe pipe, igt_plane_t
> igt_display_t *display = &data->display;
> igt_crc_t ref_crc = {}, crc = {};
>
> - /* Set a background color on the primary fb for testing */
> - if (plane->type != DRM_PLANE_TYPE_PRIMARY)
> - igt_plane_set_fb(igt_pipe_get_plane_type(&display->pipes[pipe],
> DRM_PLANE_TYPE_PRIMARY), &data->gray_fb);
> -
> igt_plane_set_prop_enum(plane, IGT_PLANE_PIXEL_BLEND_MODE, "Coverage");
> igt_plane_set_fb(plane, &data->argb_fb_cov_7e);
> igt_display_commit2(display, COMMIT_ATOMIC);
> --
> 2.7.4
>
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