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-rw-r--r--include/xen/arm/page-coherent.h63
-rw-r--r--include/xen/swiotlb-xen.h5
2 files changed, 5 insertions, 63 deletions
diff --git a/include/xen/arm/page-coherent.h b/include/xen/arm/page-coherent.h
index a8d9c0678c27..b9cc11e887ed 100644
--- a/include/xen/arm/page-coherent.h
+++ b/include/xen/arm/page-coherent.h
@@ -5,17 +5,6 @@
#include <linux/dma-mapping.h>
#include <asm/page.h>
-void __xen_dma_map_page(struct device *hwdev, struct page *page,
- dma_addr_t dev_addr, unsigned long offset, size_t size,
- enum dma_data_direction dir, unsigned long attrs);
-void __xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle,
- size_t size, enum dma_data_direction dir,
- unsigned long attrs);
-void __xen_dma_sync_single_for_cpu(struct device *hwdev,
- dma_addr_t handle, size_t size, enum dma_data_direction dir);
-void __xen_dma_sync_single_for_device(struct device *hwdev,
- dma_addr_t handle, size_t size, enum dma_data_direction dir);
-
static inline void *xen_alloc_coherent_pages(struct device *hwdev, size_t size,
dma_addr_t *dma_handle, gfp_t flags, unsigned long attrs)
{
@@ -28,56 +17,4 @@ static inline void xen_free_coherent_pages(struct device *hwdev, size_t size,
dma_direct_free(hwdev, size, cpu_addr, dma_handle, attrs);
}
-static inline void xen_dma_sync_single_for_cpu(struct device *hwdev,
- dma_addr_t handle, size_t size, enum dma_data_direction dir)
-{
- unsigned long pfn = PFN_DOWN(handle);
-
- if (pfn_valid(pfn))
- dma_direct_sync_single_for_cpu(hwdev, handle, size, dir);
- else
- __xen_dma_sync_single_for_cpu(hwdev, handle, size, dir);
-}
-
-static inline void xen_dma_sync_single_for_device(struct device *hwdev,
- dma_addr_t handle, size_t size, enum dma_data_direction dir)
-{
- unsigned long pfn = PFN_DOWN(handle);
- if (pfn_valid(pfn))
- dma_direct_sync_single_for_device(hwdev, handle, size, dir);
- else
- __xen_dma_sync_single_for_device(hwdev, handle, size, dir);
-}
-
-static inline void xen_dma_map_page(struct device *hwdev, struct page *page,
- dma_addr_t dev_addr, unsigned long offset, size_t size,
- enum dma_data_direction dir, unsigned long attrs)
-{
- unsigned long pfn = PFN_DOWN(dev_addr);
-
- /*
- * Dom0 is mapped 1:1, and while the Linux page can span across multiple
- * Xen pages, it is not possible for it to contain a mix of local and
- * foreign Xen pages. Calling pfn_valid on a foreign mfn will always
- * return false, so if pfn_valid returns true the pages is local and we
- * can use the native dma-direct functions, otherwise we call the Xen
- * specific version.
- */
- if (pfn_valid(pfn))
- dma_direct_map_page(hwdev, page, offset, size, dir, attrs);
- else
- __xen_dma_map_page(hwdev, page, dev_addr, offset, size, dir, attrs);
-}
-
-static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle,
- size_t size, enum dma_data_direction dir, unsigned long attrs)
-{
- unsigned long pfn = PFN_DOWN(handle);
-
- if (pfn_valid(pfn))
- dma_direct_unmap_page(hwdev, handle, size, dir, attrs);
- else
- __xen_dma_unmap_page(hwdev, handle, size, dir, attrs);
-}
-
#endif /* _XEN_ARM_PAGE_COHERENT_H */
diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
index 5e4b83f83dbc..d71380f6ed0b 100644
--- a/include/xen/swiotlb-xen.h
+++ b/include/xen/swiotlb-xen.h
@@ -4,6 +4,11 @@
#include <linux/swiotlb.h>
+void xen_dma_sync_for_cpu(struct device *dev, dma_addr_t handle,
+ phys_addr_t paddr, size_t size, enum dma_data_direction dir);
+void xen_dma_sync_for_device(struct device *dev, dma_addr_t handle,
+ phys_addr_t paddr, size_t size, enum dma_data_direction dir);
+
extern int xen_swiotlb_init(int verbose, bool early);
extern const struct dma_map_ops xen_swiotlb_dma_ops;