i915g: Always run in sync with the HW

1 files changed, 4 insertions, 0 deletions

diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_batchbuffer.c b/src/gallium/winsys/drm/intel/gem/intel_be_batchbuffer.c
index ef4d39348a..39032e5ae2 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_be_batchbuffer.c
+++ b/src/gallium/winsys/drm/intel/gem/intel_be_batchbuffer.c
@@ -122,6 +122,10 @@ intel_be_batchbuffer_flush(struct intel_be_batchbuffer *batch,
 		}
 
 		drm_intel_bo_unmap(batch->bo);
+	} else {
+		/* TODO figgure out why the gpu hangs if we don't run sync */
+		drm_intel_bo_map(batch->bo, FALSE);
+		drm_intel_bo_unmap(batch->bo);
 	}
 
 	intel_be_batchbuffer_reset(batch);