From: Nicolai Hähnle <nicolai.haeh...@amd.com>
If a depth/stencil texture has no mipmaps, we can always get a layout that is
compatible with DB and TC.
---
src/gallium/winsys/amdgpu/drm/amdgpu_surface.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_surface.c
b/src/gallium/winsys/amdgpu/drm/amdgpu_surface.c
index cafa75d..66a3534 100644
--- a/src/gallium/winsys/amdgpu/drm/amdgpu_surface.c
+++ b/src/gallium/winsys/amdgpu/drm/amdgpu_surface.c
@@ -373,10 +373,15 @@ static int amdgpu_surface_init(struct radeon_winsys *rws,
AddrSurfInfoIn.flags.noStencil = (surf->flags & RADEON_SURF_SBUFFER) == 0;
AddrSurfInfoIn.flags.compressZ = AddrSurfInfoIn.flags.depth;
- /* TODO: update addrlib to a newer version, remove this, and
- * set flags.matchStencilTileCfg = 1 to fix stencil texturing.
+ /* noStencil = 0 can result in a depth part that is incompatible with
+ * texturing. So set noStencil = 1 when mipmaps are requested (in this case,
+ * we end up setting stencil_adjusted when required).
+ *
+ * TODO: update addrlib to a newer version, remove this, and
+ * use flags.matchStencilTileCfg = 1 as an alternative fix.
*/
- AddrSurfInfoIn.flags.noStencil = 1;
+ if (surf->last_level > 0)
+ AddrSurfInfoIn.flags.noStencil = 1;
/* Set preferred macrotile parameters. This is usually required
* for shared resources. This is for 2D tiling only. */
--
2.7.4
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