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isl: Move a CCS restriction in GFX 12.x

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3D+MSAA is not supported and depth-stencil formats are all
32bpp or less. Move this restriction into single-sample
case.

Suggested-by: Nanley Chery <nanley.g.chery@intel.com>
Signed-off-by: Jianxun Zhang <jianxun.zhang@intel.com>
Reviewed-by: Nanley Chery <nanley.g.chery@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31496>
This commit is contained in:
Jianxun Zhang 2024-10-20 14:19:39 -07:00 • committed by Marge Bot
parent ab56a9eecd
commit 8db71c95e1
1 changed files with 16 additions and 16 deletions
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32
src/intel/isl/isl.c
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@ -3204,23 +3204,23 @@ isl_surf_supports_ccs(const struct isl_device *dev,
if (surf->row_pitch_B % 512 != 0)
return false;
}
}
/* BSpec 44930: (Gfx12, Gfx12.5)
*
* "Compression of 3D Ys surfaces with 64 or 128 bpp is not supported
* in Gen12. Moreover, "Render Target Fast-clear Enable" command is
* not supported for any 3D Ys surfaces. except when Surface is a
* Procdural Texture."
*
* Since the note applies to MTL, we apply this to TILE64 too.
*/
uint32_t format_bpb = isl_format_get_layout(surf->format)->bpb;
if (surf->dim == ISL_SURF_DIM_3D &&
(surf->tiling == ISL_TILING_ICL_Ys ||
isl_tiling_is_64(surf->tiling)) &&
(format_bpb == 64 || format_bpb == 128))
return false;
/* BSpec 44930: (Gfx12, Gfx12.5)
*
* "Compression of 3D Ys surfaces with 64 or 128 bpp is not supported
* in Gen12. Moreover, "Render Target Fast-clear Enable" command is
* not supported for any 3D Ys surfaces. except when Surface is a
* Procdural Texture."
*
* Since the note applies to MTL, we apply this to TILE64 too.
*/
uint32_t format_bpb = isl_format_get_layout(surf->format)->bpb;
if (surf->dim == ISL_SURF_DIM_3D &&
(surf->tiling == ISL_TILING_ICL_Ys ||
isl_tiling_is_64(surf->tiling)) &&
(format_bpb == 64 || format_bpb == 128))
return false;
}
} else if (ISL_GFX_VER(dev) < 12) {
if (surf->samples > 1)
return false;