[PATCH i-g-t 1/2] tests/intel/kms_big_fb: Intel display version 20 onwards doesn't do hflip with tile4

[Sharma, Swati2]

LGTM

Reviewed-by: Swati Sharma <swati2.sharma at intel.com>

On 18-11-2024 01:48 pm, Pranay Samala wrote:
> Intel display version 20 onwards, Tile4 no longer can be used with
> horizontal flip.
>
> Bspec: 69853
>
> Signed-off-by: Pranay Samala <pranay.samala at intel.com>
> ---
>   tests/intel/kms_big_fb.c | 15 +++++++++++++++
>   1 file changed, 15 insertions(+)
>
> diff --git a/tests/intel/kms_big_fb.c b/tests/intel/kms_big_fb.c
> index 7da3d12d4..ab44a9a42 100644
> --- a/tests/intel/kms_big_fb.c
> +++ b/tests/intel/kms_big_fb.c
> @@ -965,6 +965,19 @@ static const struct {
>   	{ 0, "" },
>   	{ IGT_REFLECT_X, "-hflip" },
>   };
> +
> +static bool test_requirements(data_t *data, int l)
> +{
> +	/* Intel display version 20 onwards cannot do reflect-x with tile4 */
> +	if (!(!is_intel_device(data->drm_fd) ||
> +	      intel_display_ver(intel_get_drm_devid(data->drm_fd)) < 20 ||
> +	      !(fliptab[l].flip == IGT_REFLECT_X &&
> +	      data->modifier == I915_FORMAT_MOD_4_TILED)))
> +		return false;
> +
> +	return true;
> +}
> +
>   igt_main
>   {
>   	igt_fixture {
> @@ -1123,6 +1136,8 @@ igt_main
>   					igt_describe("test async flip on maximum hardware supported stride length for given bpp and modifiers.");
>   					igt_subtest_f("%s-max-hw-stride-%dbpp-rotate-%d%s-async-flip", modifiers[i].name,
>   						formats[j].bpp, rotations[k].angle, fliptab[l].flipname) {
> +							igt_require_f(test_requirements(&data, l),
> +								      "Can't use reflect-x with Tile4 on intel display version 20+\n");
>   							igt_require(igt_has_drm_cap(data.drm_fd, DRM_CAP_ASYNC_PAGE_FLIP));
>   							data.max_hw_fb_width = min(data.hw_stride / (formats[j].bpp >> 3), data.max_fb_width);
>   							test_scanout(&data);