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-rw-r--r--radeon/radeon_surface.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/radeon/radeon_surface.c b/radeon/radeon_surface.c
index 593c51c6..98faa0b9 100644
--- a/radeon/radeon_surface.c
+++ b/radeon/radeon_surface.c
@@ -963,9 +963,16 @@ static void si_surf_minify_linear_aligned(struct radeon_surface *surf,
surf->level[level].npix_x = mip_minify(surf->npix_x, level);
surf->level[level].npix_y = mip_minify(surf->npix_y, level);
surf->level[level].npix_z = mip_minify(surf->npix_z, level);
- surf->level[level].nblk_x = (surf->level[level].npix_x + surf->blk_w - 1) / surf->blk_w;
- surf->level[level].nblk_y = (surf->level[level].npix_y + surf->blk_h - 1) / surf->blk_h;
- surf->level[level].nblk_z = (surf->level[level].npix_z + surf->blk_d - 1) / surf->blk_d;
+
+ if (level == 0 && surf->last_level > 0) {
+ surf->level[level].nblk_x = (next_power_of_two(surf->level[level].npix_x) + surf->blk_w - 1) / surf->blk_w;
+ surf->level[level].nblk_y = (next_power_of_two(surf->level[level].npix_y) + surf->blk_h - 1) / surf->blk_h;
+ surf->level[level].nblk_z = (next_power_of_two(surf->level[level].npix_z) + surf->blk_d - 1) / surf->blk_d;
+ } else {
+ surf->level[level].nblk_x = (surf->level[level].npix_x + surf->blk_w - 1) / surf->blk_w;
+ surf->level[level].nblk_y = (surf->level[level].npix_y + surf->blk_h - 1) / surf->blk_h;
+ surf->level[level].nblk_z = (surf->level[level].npix_z + surf->blk_d - 1) / surf->blk_d;
+ }
/* XXX: Second smallest level uses larger pitch, not sure of the real reason,
* my best guess so far: rows evenly distributed across slice