[PATCH i-g-t v2] tests/intel-ci: Block unsupported downscaling tests

[Kamil Konieczny]

Hi Naladala,
On 2025-07-12 at 01:43:10 +0530, Naladala Ramanaidu wrote:
> Adds the downscaling test to the blocklist due to failures when
> the maximum downscale factor exceeds the 3.0 limit in either
> direction.
> 
> Bspec: 50441
> 

Looks good but please get r-b or a-b from KMS team, adding
+Cc Khartik and Swati

Cc: Karthik B S <karthik.b.s at intel.com>
Cc: Swati Sharma <swati2.sharma at intel.com>

> Signed-off-by: Naladala Ramanaidu <ramanaidu.naladala at intel.com>
> ---
>  tests/intel-ci/blacklist.txt | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/tests/intel-ci/blacklist.txt b/tests/intel-ci/blacklist.txt
> index 6c91f1a70..bb4b8dfec 100644
> --- a/tests/intel-ci/blacklist.txt
> +++ b/tests/intel-ci/blacklist.txt
> @@ -84,6 +84,11 @@ igt at gem_exec_alignment@pi-shared
>  ###############################################
>  igt at kms_frontbuffer_tracking@.*drrs.*
>  ###############################################
> +# Maximum downscale must be less than 3.0 in
> +# each direction
> +###############################################
> +igt at kms_plane_scaling@.*downscale-factor-0-25.*
> +###############################################
>  # Tends to generate invalid configurations
>  # using CCS planes or configurations that
>  # exceed HW capabilities resulting in sporadic
> -- 
> 2.43.0
>