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radv: enable DCC for MSAA on GFX10+

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It should work fine now.

This gives +1-2% improvements with Control MSAA (2x and 4x)
on Sienna.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8413>
This commit is contained in:
Samuel Pitoiset 2021-01-05 16:47:17 +01:00 • committed by Marge Bot
parent 0ad83e3361
commit 3c1275ccae
1 changed files with 4 additions and 6 deletions
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10
src/amd/vulkan/radv_image.c
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@ -193,12 +193,10 @@ radv_use_dcc_for_image(struct radv_device *device,
if (pCreateInfo->arrayLayers > 1 && pCreateInfo->mipLevels > 1)
return false;
/* FIXME: DCC for MSAA with 4x and 8x samples doesn't work yet, while
* 2x can be enabled with an option.
*/
if (pCreateInfo->samples > 2 ||
(pCreateInfo->samples == 2 &&
!device->physical_device->dcc_msaa_allowed))
/* TODO: Fix and enable DCC MSAA on older chips. */
if (pCreateInfo->samples > 1 &&
!device->physical_device->dcc_msaa_allowed &&
device->physical_device->rad_info.chip_class < GFX10)
return false;
/* Determine if the formats are DCC compatible. */