Re: [igt-dev] [PATCH i-g-t 3/4] tests/kms_frontbuffer_tracking: Enable positive test on linear tiling

["Ville Syrjälä" <ville.syrjala@linux.intel.com>]

On Wed, Feb 05, 2020 at 06:09:43PM -0800, José Roberto de Souza wrote:
> i915 is making fences not mandatory to enable FBC in newer platforms.
> As BSpec do not have restrictions against tiling formats to enable
> FBC it will be possible to enable FBC with linear tiling, so lets test
> it.
> 
> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
> ---
>  tests/kms_frontbuffer_tracking.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tests/kms_frontbuffer_tracking.c b/tests/kms_frontbuffer_tracking.c
> index d5a64a4d..2fda9ab7 100644
> --- a/tests/kms_frontbuffer_tracking.c
> +++ b/tests/kms_frontbuffer_tracking.c
> @@ -2161,11 +2161,15 @@ static void format_draw_subtest(const struct test_mode *t)
>  
>  static bool tiling_is_valid(int feature_flags, enum tile_type tile)
>  {
> +	int devid = intel_get_drm_devid(drm.fd);
> +
>  	if (!(feature_flags & FEATURE_FBC))
>  		return true;
>  
>  	switch (tile) {
>  	case TILE_LINEAR:
> +		if (AT_LEAST_GEN(devid, 11))

gen9+ IIRC

> +			return true;
>  		return false;
>  	case TILE_X:
>  	case TILE_Y:
> -- 
> 2.25.0

-- 
Ville Syrjälä
Intel
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