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authorMarek Olšák <[email protected]>2018-05-01 14:34:19 -0400
committerMarek Olšák <[email protected]>2018-05-24 13:41:56 -0400
commit8c1c451a9088a8a62cac447bcbadd049ee428079 (patch)
treefa4248d012e630817752f8d87ac85b42ef872e55 /src/amd/common/ac_surface.c
parent473af0b541b2583f4c72ffe885cff5ec2660a45f (diff)
ac/surface/gfx6: don't overallocate mipmapped HTILE
Tested-by: Dieter Nützel <[email protected]> Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/amd/common/ac_surface.c')
-rw-r--r--src/amd/common/ac_surface.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/src/amd/common/ac_surface.c b/src/amd/common/ac_surface.c
index b50157cdb9a..6600ff6b7ef 100644
--- a/src/amd/common/ac_surface.c
+++ b/src/amd/common/ac_surface.c
@@ -934,8 +934,17 @@ static int gfx6_compute_surface(ADDR_HANDLE addrlib,
/* Make sure HTILE covers the whole miptree, because the shader reads
* TC-compatible HTILE even for levels where it's disabled by DB.
*/
- if (surf->htile_size && config->info.levels > 1)
- surf->htile_size *= 2;
+ if (surf->htile_size && config->info.levels > 1 &&
+ surf->flags & RADEON_SURF_TC_COMPATIBLE_HTILE) {
+ /* MSAA can't occur with levels > 1, so ignore the sample count. */
+ const unsigned total_pixels = surf->surf_size / surf->bpe;
+ const unsigned htile_block_size = 8 * 8;
+ const unsigned htile_element_size = 4;
+
+ surf->htile_size = (total_pixels / htile_block_size) *
+ htile_element_size;
+ surf->htile_size = align(surf->htile_size, surf->htile_alignment);
+ }
surf->is_linear = surf->u.legacy.level[0].mode == RADEON_SURF_MODE_LINEAR_ALIGNED;
surf->is_displayable = surf->is_linear ||