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authorEric Anholt <eric@anholt.net>2013-05-06 14:14:39 -0700
committerEric Anholt <eric@anholt.net>2013-05-07 11:45:45 -0700
commit3f09e528d59127a2552ea4802937c39e87c3288e (patch)
tree2e243a09a2367c11b7654b06d773b2c71c4366bd /src/mesa/drivers/dri/intel/intel_mipmap_tree.c
parentd641a01d981f7de600ea50fa53c85e34fc2e3174 (diff)
i965: Use Y-tiled blits to untile for cached mappings of miptrees.
Fixes a regression in firefox's unaccelerated compositing path for WebGL with the introduction of Y tiling. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=64213 Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_mipmap_tree.c')
-rw-r--r--src/mesa/drivers/dri/intel/intel_mipmap_tree.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c
index 89702282576..7f4cb4acc2f 100644
--- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c
@@ -1903,7 +1903,8 @@ intel_miptree_map_singlesample(struct intel_context *intel,
else if (intel->has_llc &&
!(mode & GL_MAP_WRITE_BIT) &&
!mt->compressed &&
- mt->region->tiling == I915_TILING_X &&
+ (mt->region->tiling == I915_TILING_X ||
+ (intel->gen >= 6 && mt->region->tiling == I915_TILING_Y)) &&
mt->region->pitch < 32768) {
intel_miptree_map_blit(intel, mt, map, level, slice);
} else if (mt->region->tiling != I915_TILING_NONE &&