SYNC_FOR_DEVICE   452 lib/swiotlb.c  	case SYNC_FOR_DEVICE:
SYNC_FOR_DEVICE   652 lib/swiotlb.c  	swiotlb_sync_single(hwdev, dev_addr, size, dir, SYNC_FOR_DEVICE);
SYNC_FOR_DEVICE   685 lib/swiotlb.c  				  SYNC_FOR_DEVICE);
SYNC_FOR_DEVICE   814 lib/swiotlb.c  	swiotlb_sync_sg(hwdev, sg, nelems, dir, SYNC_FOR_DEVICE);