1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyun #include <linux/dma-map-ops.h> 3*4882a593Smuzhiyun #include <linux/export.h> 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* Set this to 1 if there is a HW IOMMU in the system */ 6*4882a593Smuzhiyun int iommu_detected __read_mostly; 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun const struct dma_map_ops *dma_ops; 9*4882a593Smuzhiyun EXPORT_SYMBOL(dma_ops); 10