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anv: limit non zero fast clear check to GFX12_CCS_E

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TGL C0 and above can fast clear to non zero values

Signed-off-by: Rohan Garg <rohan.garg@intel.com>
Reviewed-by: Nanley Chery <nanley.g.chery@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22076>
This commit is contained in:
Rohan Garg 2023-03-23 17:46:44 +01:00 • committed by Marge Bot
parent 3debf2af0c
commit 8a33a1390a
1 changed files with 3 additions and 4 deletions
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7
src/intel/vulkan/anv_image.c
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@ -344,15 +344,14 @@ can_fast_clear_with_non_zero_color(const struct intel_device_info *devinfo,
if (!isl_aux_usage_has_fast_clears(image->planes[plane].aux_usage))
return false;
/* On TGL, if a block of fragment shader outputs match the surface's clear
* color, the HW may convert them to fast-clears (see HSD 14010672564).
/* On TGL (< C0), if a block of fragment shader outputs match the surface's
* clear color, the HW may convert them to fast-clears (see HSD 14010672564).
* This can lead to rendering corruptions if not handled properly. We
* restrict the clear color to zero to avoid issues that can occur with:
* - Texture view rendering (including blorp_copy calls)
* - Images with multiple levels or array layers
*/
if (devinfo->ver >= 12 &&
image->planes[plane].aux_usage == ISL_AUX_USAGE_CCS_E)
if (image->planes[plane].aux_usage == ISL_AUX_USAGE_GFX12_CCS_E)
return false;
/* Non mutable image, we can fast clear with any color supported by HW.