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-rw-r--r--src/intel/isl/isl_surface_state.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/intel/isl/isl_surface_state.c b/src/intel/isl/isl_surface_state.c
index 5e512ac0c4a..f64d96ca059 100644
--- a/src/intel/isl/isl_surface_state.c
+++ b/src/intel/isl/isl_surface_state.c
@@ -292,6 +292,14 @@ isl_genX(surf_fill_state_s)(const struct isl_device *dev, void *state,
s.MIPCountLOD = MAX(info->view->levels, 1) - 1;
}
+#if GEN_GEN >= 9
+ /* We don't use miptails yet. The PRM recommends that you set "Mip Tail
+ * Start LOD" to 15 to prevent the hardware from trying to use them.
+ */
+ s.TiledResourceMode = NONE;
+ s.MipTailStartLOD = 15;
+#endif
+
const struct isl_extent3d image_align = get_image_alignment(info->surf);
s.SurfaceVerticalAlignment = isl_to_gen_valign[image_align.height];
s.SurfaceHorizontalAlignment = isl_to_gen_halign[image_align.width];