diff --git a/shared-core/via_dma.c b/shared-core/via_dma.c
index 8c5a5c6..ba564c5 100644
--- a/shared-core/via_dma.c
+++ b/shared-core/via_dma.c
@@ -566,6 +566,7 @@ static void via_cmdbuf_start(drm_via_pri
 	 */
 
 	dev_priv->dma_diff = ptr - reader;
+	DRM_ERROR("DMA DIFF is 0x%08x\n", dev_priv->dma_diff);
 }
 
 static void via_pad_cache(drm_via_private_t *dev_priv, int qwords)