i965/gen9: Remove regions overlap check in fast copy blit

Overlapping blits are anyway undefined in OpenGL. So no need
of overlap check here.

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

diff --git a/src/mesa/drivers/dri/i965/intel_blit.c b/src/mesa/drivers/dri/i965/intel_blit.c
index 474a476..d4e25d8 100644 (file)
--- a/src/mesa/drivers/dri/i965/intel_blit.c
+++ b/src/mesa/drivers/dri/i965/intel_blit.c
@@ -406,11 +406,6 @@ can_fast_copy_blit(struct brw_context *brw,
    if (brw->gen < 9)
       return false;
 
-   if (src_buffer->handle == dst_buffer->handle &&
-       _mesa_regions_overlap(src_x, src_y, src_x + w, src_y + h,
-                             dst_x, dst_y, dst_x + w, dst_y + h))
-      return false;
-
    /* Enable fast copy blit only if the surfaces are Yf/Ys tiled.
     * FIXME: Based on performance data, remove this condition later to
     * enable for all types of surfaces.