1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2014-2015 ARM Ltd.
8 #include <linux/iommu.h>
10 #ifdef CONFIG_IOMMU_DMA
12 void iommu_setup_dma_ops(struct device *dev);
14 int iommu_get_dma_cookie(struct iommu_domain *domain);
15 void iommu_put_dma_cookie(struct iommu_domain *domain);
17 int iommu_dma_init_fq(struct iommu_domain *domain);
19 void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list);
21 extern bool iommu_dma_forcedac;
23 #else /* CONFIG_IOMMU_DMA */
25 static inline void iommu_setup_dma_ops(struct device *dev)
29 static inline int iommu_dma_init_fq(struct iommu_domain *domain)
34 static inline int iommu_get_dma_cookie(struct iommu_domain *domain)
39 static inline void iommu_put_dma_cookie(struct iommu_domain *domain)
43 static inline void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list)
47 #endif /* CONFIG_IOMMU_DMA */
48 #endif /* __DMA_IOMMU_H */