i965/blorp: Prepare for isl based miptrees

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com>

diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c b/src/mesa/drivers/dri/i965/brw_blorp.c
index e8993a816d56b71e968a64a6816e2e0eac476833..f13b61bbc402db3819adf561632929e46ad46b63 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_blorp.c
+++ b/src/mesa/drivers/dri/i965/brw_blorp.c
@@ -148,8 +148,13 @@ blorp_surf_for_miptree(struct brw_context *brw,
          intel_miptree_check_level_layer(mt, *level, start_layer + i);
    }
 
-   intel_miptree_get_isl_surf(brw, mt, &tmp_surfs[0]);
-   surf->surf = &tmp_surfs[0];
+   if (mt->surf.size > 0) {
+      surf->surf = &mt->surf;
+   } else {
+      intel_miptree_get_isl_surf(brw, mt, &tmp_surfs[0]);
+      surf->surf = &tmp_surfs[0];
+   }
+
    surf->addr = (struct blorp_address) {
       .buffer = mt->bo,
       .offset = mt->offset,