- /* If we're tiled, our allocations are in 8 or 32-row blocks, so
- * failure to align our height means that we won't allocate enough pages.
- *
- * If we're untiled, we still have to align to 2 rows high because the
- * data port accesses 2x2 blocks even if the bottom row isn't to be
- * rendered, so failure to align means we could walk off the end of the
- * GTT and fault.
- */
- if (tiling == I915_TILING_X)
- height = ALIGN(height, 8);
- else if (tiling == I915_TILING_Y)
- height = ALIGN(height, 32);
- else
- height = ALIGN(height, 2);
-
- /* If we're untiled, we have to align to 2 rows high because the
- * data port accesses 2x2 blocks even if the bottom row isn't to be
- * rendered, so failure to align means we could walk off the end of the
- * GTT and fault.
- */
- height = ALIGN(height, 2);
-
- if (expect_accelerated_upload) {
- buffer = drm_intel_bo_alloc_for_render(intel->bufmgr, "region",
- pitch * cpp * height, 64);
- } else {
- buffer = drm_intel_bo_alloc(intel->bufmgr, "region",
- pitch * cpp * height, 64);
- }