sna: Only preferentially upload through the GTT for large transfers

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index 3e5b036..7a9610c 100644 (file)
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -4708,6 +4708,11 @@ try_upload__inplace(PixmapPtr pixmap, RegionRec *region,
                break;
        }
 
+       if (priv->gpu_damage == NULL && !box_inplace(pixmap, &region->extents)) {
+               DBG(("%s: no, too small to bother with using the GTT\n", __FUNCTION__));
+               return false;
+       }
+
        if (!kgem_bo_can_map(&sna->kgem, priv->gpu_bo)) {
                DBG(("%s: no, cannot map through the CPU\n", __FUNCTION__));
                return false;