Kenneth Graunke <kenn...@whitecape.org> writes: > If a region is larger than the estimated aperture size, we map/unmap it > by copying with the BLT engine. Which means we can't use Y-tiling. > > Fixes Piglit max-texture-size and tex3d-maxsize, which regressed in my > recent change to use Y-tiling by default on Gen6+. This was due to a > botched merge conflict resolution.
I think we should skip this path if it's a depth buffer, since falling back to X there is even worse than not blitting on a map or validate. Perhaps this could do so if !force_y_tiling, and set force_y_tiling for gen4+ depth buffers? Patch 1 is: Reviewed-by: Eric Anholt <e...@anholt.net>
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