diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index c34f682..0625149 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -580,7 +580,7 @@ int radeon_device_init(struct radeon_device *rdev,
 	 * AGP - generally dma32 is safest
 	 * PCI - only dma32
 	 */
-	rdev->need_dma32 = false;
+	rdev->need_dma32 = true;
 	if (rdev->flags & RADEON_IS_AGP)
 		rdev->need_dma32 = true;
 	if (rdev->flags & RADEON_IS_PCI)