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iris/resource: Drop redundant checks for aux support

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Drop some checks that are already done by ISL.

Reviewed-by: Rafael Antognolli <rafael.antognolli@intel.com>
This commit is contained in:
Nanley Chery 2019-05-01 14:57:23 -07:00 • committed by Nanley Chery
parent 75a3947af4
commit e81392868e
1 changed files with 0 additions and 15 deletions
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15
src/gallium/drivers/iris/iris_resource.c
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@ -475,10 +475,6 @@ supports_mcs(const struct isl_surf *surf)
if (surf->samples <= 1) if (surf->samples <= 1)
return false; return false;
/* See isl_surf_get_mcs_surf for details. */
if (surf->samples == 16 && surf->logical_level0_px.width > 8192)
return false;
/* Depth and stencil buffers use the IMS (interleaved) layout. */ /* Depth and stencil buffers use the IMS (interleaved) layout. */
if (isl_surf_usage_is_depth_or_stencil(surf->usage)) if (isl_surf_usage_is_depth_or_stencil(surf->usage))
return false; return false;
@ -490,21 +486,10 @@ static bool
supports_ccs(const struct gen_device_info *devinfo, supports_ccs(const struct gen_device_info *devinfo,
const struct isl_surf *surf) const struct isl_surf *surf)
{ {
/* Gen9+ only supports CCS for Y-tiled buffers. */
if (surf->tiling != ISL_TILING_Y0)
return false;
/* CCS only supports singlesampled resources. */ /* CCS only supports singlesampled resources. */
if (surf->samples > 1) if (surf->samples > 1)
return false; return false;
/* The PRM doesn't say this explicitly, but fast-clears don't appear to
* work for 3D textures until Gen9 where the layout of 3D textures changes
* to match 2D array textures.
*/
if (devinfo->gen < 9 && surf->dim != ISL_SURF_DIM_2D)
return false;
/* Note: still need to check the format! */ /* Note: still need to check the format! */
return true; return true;