[Mesa-dev] [PATCH] radv: reduce the number of small surfaces that need CMASK or DCC

[Bas Nieuwenhuizen]

Assuming you tested with vega,

Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>

On Thu, Dec 21, 2017 at 5:45 PM, Samuel Pitoiset
<samuel.pitoiset at gmail.com> wrote:
> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
> ---
>  src/amd/vulkan/radv_image.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/amd/vulkan/radv_image.c b/src/amd/vulkan/radv_image.c
> index efd17e4889..15410f140e 100644
> --- a/src/amd/vulkan/radv_image.c
> +++ b/src/amd/vulkan/radv_image.c
> @@ -813,7 +813,7 @@ static inline bool
>  radv_image_can_enable_dcc_or_cmask(struct radv_image *image)
>  {
>         if (image->info.samples <= 1 &&
> -           image->info.width <= 512 && image->info.height <= 512) {
> +           image->info.width * image->info.height <= 512 * 512) {
>                 /* Do not enable CMASK or DCC for small surfaces where the cost
>                  * of the eliminate pass can be higher than the benefit of fast
>                  * clear. RadeonSI does this, but the image threshold is
> --
> 2.15.1
>
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