diff options
Diffstat (limited to 'include/linux/of_iommu.h')
| -rw-r--r-- | include/linux/of_iommu.h | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/include/linux/of_iommu.h b/include/linux/of_iommu.h index 16f4b3e87f20..e61cbbe12dac 100644 --- a/include/linux/of_iommu.h +++ b/include/linux/of_iommu.h @@ -2,34 +2,30 @@ #ifndef __OF_IOMMU_H #define __OF_IOMMU_H -#include <linux/device.h> -#include <linux/iommu.h> -#include <linux/of.h> +struct device; +struct device_node; +struct iommu_ops; #ifdef CONFIG_OF_IOMMU -extern int of_get_dma_window(struct device_node *dn, const char *prefix, - int index, unsigned long *busno, dma_addr_t *addr, - size_t *size); +extern int of_iommu_configure(struct device *dev, struct device_node *master_np, + const u32 *id); -extern const struct iommu_ops *of_iommu_configure(struct device *dev, - struct device_node *master_np, - const u32 *id); +extern void of_iommu_get_resv_regions(struct device *dev, + struct list_head *list); #else -static inline int of_get_dma_window(struct device_node *dn, const char *prefix, - int index, unsigned long *busno, dma_addr_t *addr, - size_t *size) +static inline int of_iommu_configure(struct device *dev, + struct device_node *master_np, + const u32 *id) { - return -EINVAL; + return -ENODEV; } -static inline const struct iommu_ops *of_iommu_configure(struct device *dev, - struct device_node *master_np, - const u32 *id) +static inline void of_iommu_get_resv_regions(struct device *dev, + struct list_head *list) { - return NULL; } #endif /* CONFIG_OF_IOMMU */ |